build: add module to handle querying platform details

.clang-format

@@ -1,7 +1,5 @@
 BasedOnStyle: WebKit
 IndentWidth: 8
----
-Language: C
 DerivePointerAlignment: false
 PointerAlignment: Right
 ColumnLimit: 80
@@ -27,7 +25,7 @@ AlwaysBreakAfterReturnType: None
 AlwaysBreakBeforeMultilineStrings: true
 AlwaysBreakTemplateDeclarations: Yes
 BinPackArguments: false
-BinPackParameters: OnePerLine
+BinPackParameters: false
 ExperimentalAutoDetectBinPacking: false
 BitFieldColonSpacing: Both
 BreakBeforeBraces: Linux
@@ -46,131 +44,17 @@ ReflowComments: true
 SpacesBeforeTrailingComments: 3
 TabWidth: 8
 UseTab: AlignWithSpaces
-PenaltyReturnTypeOnItsOwnLine: 1000000
-PenaltyExcessCharacter: 999999999
-PenaltyBreakOpenParenthesis: 5
-PenaltyBreakBeforeFirstCallParameter: 5
+BreakAfterReturnType: Automatic
+PenaltyBreakAssignment: 1000000
+PenaltyReturnTypeOnItsOwnLine: 100000000
+PenaltyExcessCharacter: 10000000
+PenaltyBreakOpenParenthesis: 0
+PenaltyBreakBeforeFirstCallParameter: 0
 PenaltyIndentedWhitespace: 0
 AttributeMacros:
   - FX_API
 ForEachMacros:
   - fx_btree_foreach
   - fx_queue_foreach
-MacroBlockBegin: "FX_TYPE_.*_BEGIN"
-MacroBlockEnd: "FX_TYPE_.*_END"
----
-Language: ObjC
-DerivePointerAlignment: false
-PointerAlignment: Right
-ColumnLimit: 80
-AlignAfterOpenBracket: AlwaysBreak
-AlignConsecutiveAssignments: None
-AlignConsecutiveBitFields: None
-AlignConsecutiveDeclarations: None
-AlignConsecutiveMacros: AcrossEmptyLinesAndComments
-AlignEscapedNewlines: Right
-AlignOperands: AlignAfterOperator
-AlignTrailingComments: true
-AllowAllArgumentsOnNextLine: false
-AllowAllConstructorInitializersOnNextLine: false
-AllowAllParametersOfDeclarationOnNextLine: false
-AllowShortBlocksOnASingleLine: Empty
-AllowShortCaseLabelsOnASingleLine: false
-AllowShortEnumsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: false
-AllowShortIfStatementsOnASingleLine: false
-AllowShortLambdasOnASingleLine: false
-AllowShortLoopsOnASingleLine: false
-AlwaysBreakAfterReturnType: None
-AlwaysBreakBeforeMultilineStrings: true
-AlwaysBreakTemplateDeclarations: Yes
-BinPackArguments: false
-BinPackParameters: true
-ExperimentalAutoDetectBinPacking: false
-BitFieldColonSpacing: Both
-BreakBeforeBraces: Linux
-BreakBeforeBinaryOperators: All
-BreakBeforeTernaryOperators: true
-BreakConstructorInitializers: BeforeComma
-BreakInheritanceList: BeforeComma
-BreakStringLiterals: true
-ContinuationIndentWidth: 8
-Cpp11BracedListStyle: true
-IncludeBlocks: Regroup
-SortIncludes: true
-IndentRequires: true
-NamespaceIndentation: Inner
-ReflowComments: true
-SpacesBeforeTrailingComments: 3
-TabWidth: 8
-UseTab: AlignWithSpaces
-PenaltyReturnTypeOnItsOwnLine: 1000000
-PenaltyExcessCharacter: 5
-PenaltyBreakOpenParenthesis: 5
-PenaltyBreakBeforeFirstCallParameter: 5
-PenaltyIndentedWhitespace: 0
-AttributeMacros:
-  - FX_API
-ForEachMacros:
-  - fx_btree_foreach
-  - fx_queue_foreach
-MacroBlockBegin: "FX_TYPE_.*_BEGIN"
-MacroBlockEnd: "FX_TYPE_.*_END"
----
-Language: Cpp
-DerivePointerAlignment: false
-PointerAlignment: Right
-ColumnLimit: 80
-AlignAfterOpenBracket: AlwaysBreak
-AlignConsecutiveAssignments: None
-AlignConsecutiveBitFields: None
-AlignConsecutiveDeclarations: None
-AlignConsecutiveMacros: AcrossEmptyLinesAndComments
-AlignEscapedNewlines: Right
-AlignOperands: AlignAfterOperator
-AlignTrailingComments: true
-AllowAllArgumentsOnNextLine: false
-AllowAllConstructorInitializersOnNextLine: false
-AllowAllParametersOfDeclarationOnNextLine: false
-AllowShortBlocksOnASingleLine: Empty
-AllowShortCaseLabelsOnASingleLine: false
-AllowShortEnumsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: false
-AllowShortIfStatementsOnASingleLine: false
-AllowShortLambdasOnASingleLine: false
-AllowShortLoopsOnASingleLine: false
-AlwaysBreakAfterReturnType: None
-AlwaysBreakBeforeMultilineStrings: true
-AlwaysBreakTemplateDeclarations: Yes
-BinPackArguments: false
-BinPackParameters: OnePerLine
-ExperimentalAutoDetectBinPacking: false
-BitFieldColonSpacing: Both
-BreakBeforeBraces: Linux
-BreakBeforeBinaryOperators: All
-BreakBeforeTernaryOperators: true
-BreakConstructorInitializers: BeforeComma
-BreakInheritanceList: BeforeComma
-BreakStringLiterals: true
-ContinuationIndentWidth: 8
-Cpp11BracedListStyle: true
-IncludeBlocks: Regroup
-SortIncludes: true
-IndentRequires: true
-NamespaceIndentation: Inner
-ReflowComments: true
-SpacesBeforeTrailingComments: 3
-TabWidth: 8
-UseTab: AlignWithSpaces
-PenaltyReturnTypeOnItsOwnLine: 1000000
-PenaltyExcessCharacter: 9999999
-PenaltyBreakOpenParenthesis: 5
-PenaltyBreakBeforeFirstCallParameter: 5
-PenaltyIndentedWhitespace: 0
-AttributeMacros:
-  - FX_API
-ForEachMacros:
-  - fx_btree_foreach
-  - fx_queue_foreach
-MacroBlockBegin: "FX_TYPE_.*_BEGIN"
-MacroBlockEnd: "FX_TYPE_.*_END"
+MacroBlockBegin: "FX_(TYPE|ASSEMBLY).*_BEGIN"
+MacroBlockEnd: "FX_(TYPE|ASSEMBLY).*_END"

CMakeLists.txt

@@ -1,16 +1,28 @@
 cmake_minimum_required(VERSION 3.25)
-project(fx C)
+project(fx C ASM)
 
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)
 include (TestBigEndian)
+include(Templates)
+include(Platform)
 
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_EXTENSIONS OFF)
 
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)
 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
-if (NOT DEFINED fx_modules)
-	set(fx_modules core ds serial term cmd io compress)
+set(fx_source_root ${CMAKE_CURRENT_SOURCE_DIR})
+set(fx_build_root ${CMAKE_CURRENT_BINARY_DIR})
+file(GLOB _all_assemblies assemblies/*
+	LIST_DIRECTORIES TRUE)
+
+foreach (assembly_path ${_all_assemblies})
+	get_filename_component(assembly_name ${assembly_path} NAME)
+	set(fx_all_assemblies ${fx_all_assemblies} ${assembly_name})
+endforeach (assembly_path)
+
+if (NOT DEFINED fx_assemblies)
+	set(fx_assemblies ${fx_all_assemblies})
 endif ()
 
 if (NOT DEFINED fx_enable_floating_point)
@@ -23,59 +35,18 @@ endif ()
 
 message(STATUS "Floating point support: ${fx_enable_floating_point}")
 
-set(fx_system_name ${CMAKE_SYSTEM_NAME})
-string(TOLOWER ${fx_system_name} fx_system_name)
+get_platform_details(
+	SYSTEM fx_system_name
+	PROCESSOR fx_system_arch)
 
-message(STATUS "System name: ${fx_system_name}")
+message(STATUS "Target system: ${fx_system_name}-${fx_system_arch}")
 
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin)
 
-foreach (module ${fx_modules})
-	add_subdirectory(${module})
-	if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/test/${module})
-		message(STATUS "Building unit tests for module ${module}")
+foreach (assembly ${fx_assemblies})
+	add_subdirectory(assemblies/${assembly})
+endforeach (assembly)
 
-		if (fx_enable_tests AND EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/test/${module}/${module}-units.c)
-			add_executable(fx-${module}-units
-				test/${module}/${module}-units.c
-				misc/AllTests.c
-				misc/CuTest.c
-				misc/CuTest.h)
-			target_link_libraries(fx-${module}-units fx-${module})
-			target_include_directories(fx-${module}-units PRIVATE misc/)
-			set_target_properties(fx-${module}-units PROPERTIES FOLDER "Tests/${module}")
-		endif ()
-
-		file(GLOB test_sources test/${module}/*.c)
-		list(REMOVE_ITEM test_sources "${CMAKE_CURRENT_SOURCE_DIR}/test/${module}/${module}-units.c")
-
-		if (fx_enable_tests)
-			foreach (test_file ${test_sources})
-				get_filename_component(test_name ${test_file} NAME_WE)
-				add_executable(fx-${module}-${test_name} ${test_file})
-
-				set_target_properties(fx-${module}-${test_name} PROPERTIES FOLDER "Tests/${module}")
-
-				target_link_libraries(fx-${module}-${test_name} fx-${module})
-			endforeach (test_file)
-		endif ()
-	endif ()
-endforeach (module)
-
-if (fx_enable_tests)
-	file(GLOB test_sources test/*.c)
-	list(REMOVE_ITEM test_sources "${CMAKE_CURRENT_SOURCE_DIR}/test/units.c")
-
-	foreach (test_file ${test_sources})
-		get_filename_component(test_name ${test_file} NAME_WE)
-		add_executable(fx-${test_name} ${test_file})
-
-		set_target_properties(fx-${test_name} PROPERTIES FOLDER "Tests")
-
-		foreach (module ${fx_modules})
-			target_link_libraries(fx-${test_name} fx-${module})
-		endforeach (module)
-	endforeach (test_file)
-endif ()
+add_subdirectory(test)

assemblies/fx.cmdline/CMakeLists.txt

@@ -0,0 +1,7 @@
+add_fx_assembly(
+	NAME fx.cmdline
+	NAMESPACES fx.cmdline
+	DEPENDENCIES
+		fx.runtime
+		fx.collections
+		fx.term)

assemblies/fx.cmdline/assembly.c

@@ -0,0 +1,7 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_cmdline)
+	FX_ASSEMBLY_NAME("fx.cmdline");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+FX_ASSEMBLY_END(fx_cmdline)

assemblies/fx.collections/CMakeLists.txt

@@ -0,0 +1,4 @@
+add_fx_assembly(
+	NAME fx.collections
+	NAMESPACES fx.collections
+	DEPENDENCIES fx.runtime)

assemblies/fx.collections/assembly.c

@@ -0,0 +1,14 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN()
+	FX_ASSEMBLY_NAME("fx.collections");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "array", fx_array);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "bitbuffer", fx_bitbuffer);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "bitmap", fx_bitmap);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "dict", fx_dict);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "hashmap", fx_hashmap);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "list", fx_list);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.collections", "tree", fx_tree);
+FX_ASSEMBLY_END()

assemblies/fx.compression/CMakeLists.txt

@@ -0,0 +1,4 @@
+add_fx_assembly(
+	NAME fx.compression
+	NAMESPACES fx.compression
+	DEPENDENCIES fx.runtime)

assemblies/fx.compression/assembly.c

@@ -0,0 +1,7 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_compression)
+	FX_ASSEMBLY_NAME("fx.compression");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+FX_ASSEMBLY_END(fx_compression)

assemblies/fx.io/CMakeLists.txt

@@ -0,0 +1,4 @@
+add_fx_assembly(
+	NAME fx.io
+	NAMESPACES fx.io
+	DEPENDENCIES fx.runtime)

assemblies/fx.io/assembly.c

@@ -0,0 +1,7 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_io)
+	FX_ASSEMBLY_NAME("fx.io");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+FX_ASSEMBLY_END(fx_io)

assemblies/fx.runtime/CMakeLists.txt

@@ -0,0 +1,3 @@
+add_fx_assembly(
+	NAME fx.runtime
+	NAMESPACES fx fx.reflection)

assemblies/fx.runtime/assembly.c

@@ -0,0 +1,12 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_runtime)
+	FX_ASSEMBLY_NAME("fx.runtime");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+	FX_ASSEMBLY_EXPORT_TYPE("fx", "stream", fx_stream);
+	FX_ASSEMBLY_EXPORT_TYPE("fx", "string", fx_string);
+	FX_ASSEMBLY_EXPORT_TYPE("fx", "stringstream", fx_stringstream);
+	FX_ASSEMBLY_EXPORT_TYPE("fx", "iterator", fx_iterator);
+	FX_ASSEMBLY_EXPORT_TYPE("fx.reflection", "assembly", fx_assembly);
+FX_ASSEMBLY_END(fx_runtime)

assemblies/fx.serial/CMakeLists.txt

@@ -0,0 +1,4 @@
+add_fx_assembly(
+	NAME fx.serial
+	NAMESPACES fx.serial
+	DEPENDENCIES fx.runtime fx.collections)

assemblies/fx.serial/assembly.c

@@ -0,0 +1,7 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_serial)
+	FX_ASSEMBLY_NAME("fx.serial");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+FX_ASSEMBLY_END(fx_serial)

assemblies/fx.term/CMakeLists.txt

@@ -0,0 +1,4 @@
+add_fx_assembly(
+	NAME fx.term
+	NAMESPACES fx.term
+	DEPENDENCIES fx.runtime fx.collections)

assemblies/fx.term/assembly.c

@@ -0,0 +1,7 @@
+#include <fx/macros.h>
+#include <fx/reflection/assembly.h>
+
+FX_ASSEMBLY_BEGIN(fx_term)
+	FX_ASSEMBLY_NAME("fx.term");
+	FX_ASSEMBLY_VERSION(1, 0, 0, 0);
+FX_ASSEMBLY_END(fx_term)

cmake/Platform.cmake

@@ -0,0 +1,36 @@
+function(get_platform_details)
+	set(options)
+	set(one_value_args SYSTEM PROCESSOR)
+	set(multi_value_args
+		NAMESPACES
+		DEPENDENCIES
+		LIBS)
+	cmake_parse_arguments(PARSE_ARGV 0 arg
+		"${options}"
+		"${one_value_args}"
+		"${multi_value_args}")
+
+	set(system_name "")
+
+	if ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+		set(system_name "linux")
+	elseif ("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
+		set(system_name "apple")
+	elseif ("${CMAKE_SYSTEM_NAME}" STREQUAL "Windows")
+		set(system_name "win32")
+	else ()
+		message(FATAL_ERROR "Unsupported platform: ${CMAKE_SYSTEM_NAME}")
+	endif ()
+
+	if ("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64")
+		set(system_arch "amd64")
+	elseif ("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "arm64")
+		set(system_arch "aarch64")
+	else ()
+		message(FATAL_ERROR "Unsupported architecture: ${CMAKE_SYSTEM_PROCESSOR}")
+	endif ()
+
+	set(${arg_SYSTEM} ${system_name} PARENT_SCOPE)
+	set(${arg_PROCESSOR} ${system_arch} PARENT_SCOPE)
+endfunction (get_platform_details)
+

cmake/Templates.cmake

@@ -1,109 +1,114 @@
-function(add_fx_module)
+function(add_fx_assembly)
 	set(options)
 	set(one_value_args NAME)
 	set(multi_value_args
+		NAMESPACES
 		DEPENDENCIES
-		SUBDIRS
-		EXTRA_SOURCES
-		LIBS
-		INCLUDE_DIRS
-		DEFINES)
+		LIBS)
 	cmake_parse_arguments(PARSE_ARGV 0 arg
 		"${options}"
 		"${one_value_args}"
 		"${multi_value_args}")
 
-	set(module_name ${arg_NAME})
+	set(assembly_name ${arg_NAME})
+	string(REPLACE "." "/" assembly_path ${assembly_name})
+	set(assembly_target_name ${assembly_name})
+	string(REPLACE "." "_" assembly_token ${assembly_name})
+	string(TOUPPER ${assembly_token} assembly_token)
 
-	file(GLOB sources *.c *.h)
+	set(assembly_include_paths "")
+	set(assembly_sources ${CMAKE_CURRENT_SOURCE_DIR}/assembly.c)
 
-	foreach (dir ${arg_SUBDIRS})
-		file(GLOB dir_sources ${dir}/*.c ${dir}/*.h)
-		set(sources ${sources} ${dir_sources})
+	foreach (dir ${arg_NAMESPACES})
+		add_subdirectory(${fx_source_root}/${dir} ${fx_build_root}/namespaces/${dir})
+		set(assembly_sources ${assembly_sources} ${namespace_sources})
+		set(assembly_include_paths ${assembly_include_paths} ${namespace_include_paths})
 	endforeach (dir)
 
-	file(GLOB sys_sources sys/${fx_system_name}/*.c sys/${fx_system_name}/*.h)
-	set(root_header include/fx/${module_name}.h)
-	file(GLOB headers include/fx/${module_name}/*.h)
+	message(STATUS "Building assembly ${assembly_name}")
+	add_library(${assembly_target_name} SHARED
+		${assembly_sources})
 
-	string(REPLACE "-" "_" module_preproc_token ${module_name})
-	string(TOUPPER ${module_preproc_token} module_preproc_token)
-	set(module_preproc_token FX_${module_preproc_token})
+	target_include_directories(${assembly_target_name} PUBLIC ${assembly_include_paths})
 
-	message(STATUS "Building module ${module_name} (shared)")
-	add_library(fx-${module_name} SHARED
-		${sources}
-		${sys_sources}
-		${root_header}
-		${headers}
-		${arg_EXTRA_SOURCES})
-	message(STATUS "Building module ${module_name} (static)")
-	add_library(fx-${module_name}-s STATIC
-		${sources}
-		${sys_sources}
-		${root_header}
-		${headers}
-		${arg_EXTRA_SOURCES})
-
-	target_include_directories(fx-${module_name} PUBLIC include/)
-	target_include_directories(fx-${module_name}-s PUBLIC include/)
-
-	target_compile_definitions(fx-${module_name} PUBLIC
-		${module_preproc_token}
+	target_compile_definitions(${assembly_target_name} PUBLIC
 		FX_EXPORT=1
 		FX_ENABLE_FLOATING_POINT=${fx_enable_floating_point})
-	target_compile_definitions(fx-${module_name}-s PUBLIC
-		${module_preproc_token}
-		FX_EXPORT=1
-		FX_STATIC=1
-		FX_ENABLE_FLOATING_POINT=${fx_enable_floating_point})
 
-	set_target_properties(fx-${module_name}
+	set_target_properties(${assembly_target_name}
 		PROPERTIES POSITION_INDEPENDENT_CODE ON)
 
-	foreach (dep ${arg_DEPENDENCIES})
-		target_link_libraries(fx-${module_name} fx-${dep})
-		target_link_libraries(fx-${module_name}-s fx-${dep}-s)
-	endforeach (dep)
-
-	foreach (lib ${arg_LIBS})
-		target_link_libraries(fx-${module_name} ${lib})
-		target_link_libraries(fx-${module_name}-s ${lib})
-	endforeach (lib)
-
-	foreach (dir ${arg_INCLUDE_DIRS})
-		target_include_directories(fx-${module_name} PRIVATE
-			${dir})
-		target_include_directories(fx-${module_name}-s PRIVATE
-			${dir})
-	endforeach (dir)
+	target_link_libraries(${assembly_target_name} ${internal_libs} ${arg_DEPENDENCIES})
+	target_include_directories(${assembly_target_name} PRIVATE ${internal_include_dirs})
 
 	foreach (def ${arg_DEFINES})
-		target_compile_definitions(fx-${module_name} PRIVATE
-			${def})
-		target_compile_definitions(fx-${module_name}-s PRIVATE
-			${def})
+		target_compile_definitions(${assembly_target_name} PRIVATE ${def})
 	endforeach (def)
 
-	set_target_properties(fx-${module_name} PROPERTIES
-		FOLDER "Shared/${module_name}")
-	set_target_properties(fx-${module_name}-s PROPERTIES
-		FOLDER "Static/${module_name}")
+	foreach (ns ${arg_NAMESPACES})
+		file(GLOB test_sources ${fx_source_root}/${ns}/test/*.c)
+		foreach (test_file ${test_sources})
+			get_filename_component(test_name ${test_file} NAME_WE)
+			set(test_name ${ns}-${test_name})
+			string(REPLACE "." "-" test_name ${test_name})
+			add_executable(${test_name} ${test_file})
+			target_link_libraries(${test_name} ${assembly_target_name})
+		endforeach (test_file)
+	endforeach (ns)
+
+	set_target_properties(${assembly_target_name} PROPERTIES
+		FOLDER "${assembly_name}")
 
 	TEST_BIG_ENDIAN(IS_BIG_ENDIAN)
 	if(IS_BIG_ENDIAN)
-		target_compile_definitions(fx-${module_name} PRIVATE
-			BIG_ENDIAN)
-		target_compile_definitions(fx-${module_name}-s PRIVATE
+		target_compile_definitions(${assembly_target_name} PRIVATE
 			BIG_ENDIAN)
 	else()
-		target_compile_definitions(fx-${module_name} PRIVATE
-			LITTLE_ENDIAN)
-		target_compile_definitions(fx-${module_name}-s PRIVATE
+		target_compile_definitions(${assembly_target_name} PRIVATE
 			LITTLE_ENDIAN)
 	endif()
 
-	install(TARGETS fx-${module_name} fx-${module_name}-s)
-	install(FILES ${root_header} DESTINATION include/fx)
-	install(FILES ${headers} DESTINATION include/fx/${module_name})
-endfunction(add_fx_module)
+	install(TARGETS ${assembly_target_name})
+	install(FILES ${headers} DESTINATION include/${assembly_path})
+endfunction(add_fx_assembly)
+
+macro(export_fx_namespace_details ns_name)
+	set(namespace_name ${ns_name})
+
+	string(REPLACE "." "/" namespace_path ${namespace_name})
+	set(namespace_target_name ${namespace_name})
+
+	set(namespace_include_paths ${CMAKE_CURRENT_SOURCE_DIR}/include PARENT_SCOPE)
+
+	file(GLOB base_namespace_sources
+		*.c *.h
+		${CMAKE_CURRENT_SOURCE_DIR}/include/${namespace_path}/*.h)
+
+	foreach (dir ${source_dirs})
+		file(GLOB dir_sources ${dir}/*.c ${dir}/*.h)
+		set(dir_namespace_sources ${dir_namespace_sources} ${dir_sources})
+	endforeach (dir)
+
+	file(GLOB sys_sources
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/*.c
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/*.h
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/${fx_system_arch}/*.c
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/${fx_system_arch}/*.h
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/${fx_system_arch}/*.S)
+	file(GLOB headers include/${namespace_path}/*.h)
+	set(namespace_sources
+		${namespace_sources}
+		${base_namespace_sources}
+		${dir_namespace_sources}
+		${sys_sources}
+		${headers}
+		PARENT_SCOPE)
+	set(internal_include_dirs
+		${internal_include_dirs}
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/include
+		${CMAKE_CURRENT_SOURCE_DIR}/sys/${fx_system_name}/${fx_system_arch}/include
+		PARENT_SCOPE)
+	set(internal_libs ${internal_libs} PARENT_SCOPE)
+	set(internal_defines ${internal_defines} PARENT_SCOPE)
+endmacro(export_fx_namespace_details)
+

cmd/CMakeLists.txt

@@ -1,3 +0,0 @@
-include(../cmake/Templates.cmake)
-
-add_fx_module(NAME cmd DEPENDENCIES core ds term)

compress/CMakeLists.txt

@@ -1,19 +0,0 @@
-include(../cmake/Templates.cmake)
-
-find_package(ZSTD)
-
-if (ZSTD_FOUND)
-	set(libs ${libs} ${ZSTD_LIBRARY})
-	set(include_dirs ${include_dirs} ${ZSTD_INCLUDE_DIR})
-	set(function_sources ${function_sources} ${CMAKE_CURRENT_SOURCE_DIR}/function/zstd.c)
-	set(defines ${defines} FX_COMPRESSOR_SUPPORTED_ZSTD)
-	message(STATUS "Enabling ZSTD support in fx-compress")
-endif ()
-
-add_fx_module(
-	NAME compress
-	DEPENDENCIES core
-	EXTRA_SOURCES ${function_sources}
-	DEFINES ${defines}
-	LIBS ${libs}
-	INCLUDE_DIRS ${include_dirs})

core/CMakeLists.txt

@@ -1,5 +0,0 @@
-include(../cmake/Templates.cmake)
-
-add_fx_module(
-	NAME core
-	SUBDIRS hash)

core/class.c

@@ -1,79 +0,0 @@
-#include "class.h"
-
-#include "type.h"
-
-#include <assert.h>
-#include <fx/core/class.h>
-#include <stdlib.h>
-#include <string.h>
-
-void *fx_class_get(fx_type id)
-{
-	struct fx_type_registration *r = fx_type_get_registration(id);
-	if (!r) {
-		return NULL;
-	}
-
-	return r->r_class;
-}
-
-const char *fx_class_get_name(const struct _fx_class *c)
-{
-	if (!c) {
-		return NULL;
-	}
-
-	assert(c->c_magic == FX_CLASS_MAGIC);
-
-	return c->c_type->r_info->t_name;
-}
-
-void *fx_class_get_interface(const struct _fx_class *c, const union fx_type *id)
-{
-	if (!c) {
-		return NULL;
-	}
-
-	assert(c->c_magic == FX_CLASS_MAGIC);
-
-	const struct fx_type_registration *type_reg = c->c_type;
-	struct fx_type_component *comp
-		= fx_type_get_component(&type_reg->r_components, id);
-
-	if (!comp) {
-		return NULL;
-	}
-
-	return (char *)c + comp->c_class_data_offset;
-}
-
-fx_result fx_class_instantiate(
-	struct fx_type_registration *type, struct _fx_class **out_class)
-{
-	struct _fx_class *out = malloc(type->r_class_size);
-	if (!out) {
-		return FX_RESULT_ERR(NO_MEMORY);
-	}
-
-	memset(out, 0x0, type->r_class_size);
-
-	out->c_magic = FX_CLASS_MAGIC;
-	out->c_type = type;
-
-	struct fx_queue_entry *entry = fx_queue_first(&type->r_class_hierarchy);
-	while (entry) {
-		struct fx_type_component *comp
-			= fx_unbox(struct fx_type_component, entry, c_entry);
-		const struct fx_type_info *class_info = comp->c_type->r_info;
-		void *class_data = (char *)out + comp->c_class_data_offset;
-
-		if (class_info->t_class_init) {
-			class_info->t_class_init(out, class_data);
-		}
-
-		entry = fx_queue_next(entry);
-	}
-
-	*out_class = out;
-	return FX_RESULT_SUCCESS;
-}

core/class.h

@@ -1,18 +0,0 @@
-#ifndef _CLASS_H_
-#define _CLASS_H_
-
-#include <fx/core/error.h>
-#include <fx/core/misc.h>
-#include <stdint.h>
-
-struct fx_type_registration;
-
-struct _fx_class {
-	uint64_t c_magic;
-	const struct fx_type_registration *c_type;
-};
-
-extern fx_result fx_class_instantiate(
-	struct fx_type_registration *type, struct _fx_class **out);
-
-#endif

core/include/fx/core/error.h

@@ -1,418 +0,0 @@
-#ifndef FX_CORE_ERROR_H_
-#define FX_CORE_ERROR_H_
-
-#include <fx/core/misc.h>
-#include <fx/core/status.h>
-#include <stdarg.h>
-#include <stdbool.h>
-
-#define FX_ERROR_TEMPLATE_PARAMETER_MAX 4
-#define FX_ERROR_MSG_ID_INVALID         ((unsigned long)-1)
-
-#define FX_CATCH(err, expr)             ((err = (expr)) != NULL)
-
-#define fx_result_is_error(result)      ((result) != NULL)
-#define fx_result_is_success(result)    ((result) == NULL)
-
-#define FX_RESULT_SUCCESS               ((fx_result)NULL)
-#define FX_RESULT_ERR(err_name)                                                 \
-	fx_error_with_code(fx_error_vendor_get_builtin(), FX_ERR_##err_name)
-#define FX_RESULT_ERR_WITH_STRING(err_name, ...)                                \
-	fx_error_with_string(                                                   \
-		fx_error_vendor_get_builtin(), FX_ERR_##err_name, __VA_ARGS__)
-#define FX_RESULT_STATUS(code)                                                  \
-	((code) == FX_SUCCESS                                                   \
-	         ? FX_RESULT_SUCCESS                                            \
-	         : (fx_error_with_code(fx_error_vendor_get_builtin(), code)))
-#define FX_RESULT_STATUS_WITH_STRING(code, ...)                                 \
-	((code) == FX_SUCCESS                                                   \
-	         ? FX_RESULT_SUCCESS                                            \
-	         : (fx_error_with_string(                                       \
-			   fx_error_vendor_get_builtin(), code, __VA_ARGS__)))
-
-#define FX_ERRORS_BUILTIN (fx_error_vendor_get_builtin())
-#define FX_ERRORS_ERRNO   (fx_error_vendor_get_errno())
-
-#define FX_ERROR_PARAM(name, value)                                             \
-	(fx_error_template_parameter)                                           \
-	{                                                                      \
-		.param_name = (name), .param_value = (uintptr_t)(value),       \
-	}
-
-#define FX_ERROR_TEMPLATE_PARAM(name, type, format)                             \
-	(fx_error_template_parameter_definition)                                \
-	{                                                                      \
-		.param_name = (name), .param_type = (type),                    \
-		.param_format = (format),                                      \
-	}
-#define FX_ERROR_DEFINITION(code, name, msg)                                    \
-	[code] = (fx_error_definition)                                          \
-	{                                                                      \
-		.err_name = (name), .err_message = (msg),                      \
-	}
-#define FX_ERROR_DEFINITION_TEMPLATE(code, name, msg, ...)                      \
-	[code] = (fx_error_definition)                                          \
-	{                                                                      \
-		.err_name = (name), .err_message = (msg),                      \
-		.err_params = __VA_ARGS__,                                     \
-	}
-
-#define FX_ERROR_MSG(id, content)                                               \
-	[id] = (fx_error_msg)                                                   \
-	{                                                                      \
-		.msg_message = (content),                                      \
-	}
-#define FX_ERROR_MSG_TEMPLATE(id, content, ...)                                 \
-	[id] = (fx_error_msg)                                                   \
-	{                                                                      \
-		.msg_message = (content), .msg_params = __VA_ARGS__,           \
-	}
-
-#define z__fx_error_create_status(status_code)                                  \
-	(z__fx_error_create(                                                    \
-		fx_error_vendor_get_builtin(), status_code, NULL, NULL, 0,      \
-		NULL, NULL))
-
-/* Error creation macros */
-#define fx_error_with_code(vendor, code)                                        \
-	(z__fx_error_create(                                                    \
-		vendor, code, NULL, __FILE__, __LINE__, __FUNCTION__, NULL))
-#define fx_error_caused_by_error(vendor, code, cause_error)                     \
-	(z__fx_error_create(                                                    \
-		vendor, code, cause_error, __FILE__, __LINE__, __FUNCTION__, NULL))
-#define fx_error_caused_by_status(vendor, code, cause_status)                   \
-	(z__fx_error_create(                                                    \
-		vendor, code, z__fx_error_create_status(cause_status),          \
-		__FILE__, __LINE__, __FUNCTION__, NULL))
-#define fx_error_caused_by_code(vendor, code, cause_vendor, cause_code)         \
-	(z__fx_error_create(                                                    \
-		vendor, code, fx_error_with_code(cause_vendor, cause_code),     \
-		__FILE__, __LINE__, __FUNCTION__, NULL))
-#define fx_error_with_string(vendor, code, ...)                                 \
-	(z__fx_error_create(                                                    \
-		vendor, code, NULL, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__))
-#define fx_error_with_string_caused_by_error(vendor, code, cause_error, ...)    \
-	(z__fx_error_create(                                                    \
-		vendor, code, cause_error, __FILE__, __LINE__, __FUNCTION__,   \
-		__VA_ARGS__))
-#define fx_error_with_string_caused_by_status(vendor, code, cause_status, ...)  \
-	(z__fx_error_create(                                                    \
-		vendor, code, z__fx_error_create_status(cause_status),          \
-		__FILE__, __LINE__, __FUNCTION__, __VA_ARGS__))
-#define fx_error_with_msg(vendor, code, msg_id)                                 \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, NULL, __FILE__, __LINE__, __FUNCTION__, msg_id,  \
-		(fx_error_template_parameter[]) {{}}))
-#define fx_error_with_msg_caused_by_error(vendor, code, cause_error, msg_id)    \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, cause_error, __FILE__, __LINE__, __FUNCTION__,   \
-		msg_id, (fx_error_template_parameter[]) {{}}))
-#define fx_error_with_msg_caused_by_status(vendor, code, cause_status, msg_id)  \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, z__fx_error_create_status(cause_status),          \
-		__FILE__, __LINE__, __FUNCTION__, msg_id,                      \
-		(fx_error_template_parameter[]) {{}}))
-#define fx_error_with_msg_template(vendor, code, msg_id, ...)                   \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, NULL, __FILE__, __LINE__, __FUNCTION__, msg_id,  \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-#define fx_error_with_msg_template_caused_by_error(                             \
-	vendor, code, cause_error, msg_id, ...)                                \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, cause_error, __FILE__, __LINE__, __FUNCTION__,   \
-		msg_id, (fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-#define fx_error_with_msg_template_caused_by_status(                            \
-	vendor, code, cause_status, msg_id, ...)                               \
-	(z__fx_error_create_msg(                                                \
-		vendor, code, z__fx_error_create_status(cause_status),          \
-		__FILE__, __LINE__, __FUNCTION__, msg_id,                      \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-#define fx_error_with_template(vendor, code, ...)                               \
-	(z__fx_error_create_template(                                           \
-		vendor, code, NULL, __FILE__, __LINE__, __FUNCTION__,          \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-#define fx_error_with_template_caused_by_error(vendor, code, cause_error, ...)  \
-	(z__fx_error_create_template(                                           \
-		vendor, code, cause_error, __FILE__, __LINE__, __FUNCTION__,   \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-#define fx_error_with_template_caused_by_status(vendor, code, cause_status, ...) \
-	(z__fx_error_create_template(                                            \
-		vendor, code, z__fx_error_create_status(cause_status),           \
-		__FILE__, __LINE__, __FUNCTION__,                               \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-
-/* Error propagation macros */
-#define fx_result_propagate(err)                                                \
-	(z__fx_error_propagate(err, __FILE__, __LINE__, __FUNCTION__))
-#define fx_error_caused_by(err, caused_by) (z__fx_error_caused_by(err, caused_by))
-#define fx_error_caused_by_fx_status(err, status)                                \
-	(z__fx_error_caused_by_fx_status(err, status))
-#define fx_error_replace(err, caused_by)                                        \
-	(z__fx_error_propagate(err, __FILE__, __LINE__, __FUNCTION__))
-
-/* Error throw macros */
-#define z__fx_throw(err) (z__fx_error_throw(err, NULL, 0, NULL))
-#define fx_throw(err)    (z__fx_error_throw(err, __FILE__, __LINE__, __FUNCTION__))
-#define fx_throw_status(status)                                                 \
-	(z__fx_error_throw(                                                     \
-		z__fx_error_create(                                             \
-			fx_error_vendor_get_builtin(), status, NULL, NULL, 0,   \
-			NULL, NULL),                                           \
-		__FILE__, __LINE__, __FUNCTION__))
-
-#define fx_throw_status_string(status, ...)                                     \
-	(z__fx_error_throw(                                                     \
-		z__fx_error_create(                                             \
-			fx_error_vendor_get_builtin(), status, NULL, NULL, 0,   \
-			NULL, __VA_ARGS__),                                    \
-		__FILE__, __LINE__, __FUNCTION__))
-#define fx_throw_error_code(vendor, code)                                       \
-	z__fx_throw(fx_error_with_code(vendor, code))
-#define fx_throw_error_caused_by_error(vendor, code, cause)                     \
-	z__fx_throw(fx_error_caused_by_error(vendor, code, cause))
-#define fx_throw_error_caused_by_status(vendor, code, cause)                    \
-	z__fx_throw(fx_error_caused_by_status(vendor, code, cause))
-#define fx_throw_error_with_string(vendor, code, ...)                           \
-	z__fx_throw(fx_error_with_string(vendor, code, __VA_ARGS__))
-#define fx_throw_error_with_string_caused_by_error(vendor, code, cause, ...)    \
-	z__fx_throw(fx_error_with_string_caused_by_error(                        \
-		vendor, code, cause, __VA_ARGS__))
-#define fx_throw_error_with_string_caused_by_status(vendor, code, cause, ...)   \
-	z__fx_throw(fx_error_with_string_caused_by_status(                       \
-		vendor, code, cause, __VA_ARGS__))
-
-#define fx_throw_error_with_msg(vendor, code, msg_id)                           \
-	z__fx_throw(fx_error_with_msg(vendor, code, msg_id))
-#define fx_throw_error_with_msg_caused_by_error(vendor, code, cause, msg_id)    \
-	z__fx_throw(fx_error_with_msg_caused_by_error(vendor, code, cause, msg_id))
-#define fx_throw_error_with_msg_caused_by_status(vendor, code, cause, msg_id)   \
-	z__fx_throw(fx_error_with_msg_caused_by_status(vendor, code, cause, msg_id))
-
-#define fx_throw_error_with_msg_template(vendor, code, msg_id, ...)             \
-	z__fx_throw(fx_error_with_msg_template(vendor, code, msg_id, __VA_ARGS__))
-#define fx_throw_error_with_msg_template_caused_by_error(                       \
-	vendor, code, cause, msg_id, ...)                                      \
-	z__fx_throw(fx_error_with_msg_template_caused_by_error(                  \
-		vendor, code, cause, msg_id, __VA_ARGS__))
-#define fx_throw_error_with_msg_template_caused_by_status(                      \
-	vendor, code, cause, msg_id, ...)                                      \
-	z__fx_throw(fx_error_with_msg_template_caused_by_status(                 \
-		vendor, code, cause, msg_id, __VA_ARGS__))
-
-#define fx_throw_error_with_template(vendor, code, ...)                         \
-	z__fx_throw(fx_error_with_template(vendor, code, __VA_ARGS__))
-#define fx_throw_error_with_template_caused_by_error(vendor, code, cause, ...)  \
-	z__fx_throw(fx_error_with_template_caused_by_error(                      \
-		vendor, code, cause, __VA_ARGS__))
-#define fx_throw_error_with_template_caused_by_status(vendor, code, cause, ...) \
-	z__fx_throw(fx_error_with_template_caused_by_status(                     \
-		vendor, code, cause, __VA_ARGS__))
-
-#define FX_ERR_MSG(s)                                                           \
-	{                                                                      \
-		.msg_type = FX_ERROR_MESSAGE_ERROR,                             \
-		.msg_content = (s),                                            \
-	}
-#define FX_ERR_MSG_WARN(s)                                                      \
-	{                                                                      \
-		.msg_type = FX_ERROR_MESSAGE_WARN,                              \
-		.msg_content = (s),                                            \
-	}
-#define FX_ERR_MSG_INFO(s)                                                      \
-	{                                                                      \
-		.msg_type = FX_ERROR_MESSAGE_INFO,                              \
-		.msg_content = (s),                                            \
-	}
-#define FX_ERR_MSG_END(s)                                                       \
-	{                                                                      \
-		.msg_type = FX_ERROR_MESSAGE_NONE,                              \
-		.msg_content = NULL,                                           \
-	}
-
-typedef enum fx_error_submsg_type {
-	FX_ERROR_SUBMSG_NONE = 0,
-	FX_ERROR_SUBMSG_ERROR,
-	FX_ERROR_SUBMSG_WARNING,
-	FX_ERROR_SUBMSG_INFO,
-} fx_error_submsg_type;
-
-typedef enum fx_error_report_flags {
-	FX_ERROR_REPORT_NONE = 0,
-	FX_ERROR_REPORT_STATUS = 0x01u,
-	FX_ERROR_REPORT_DESCRIPTION = 0x02u,
-	FX_ERROR_REPORT_SUBMSG = 0x04u,
-	FX_ERROR_REPORT_STACK_TRACE = 0x08u,
-	FX_ERROR_REPORT_CAUSE = 0x10u,
-
-	FX_ERROR_REPORT_MINIMAL = FX_ERROR_REPORT_STATUS | FX_ERROR_REPORT_DESCRIPTION,
-	FX_ERROR_REPORT_DEFAULT = FX_ERROR_REPORT_MINIMAL | FX_ERROR_REPORT_SUBMSG
-	                       | FX_ERROR_REPORT_CAUSE,
-	FX_ERROR_REPORT_ALL = FX_ERROR_REPORT_DEFAULT | FX_ERROR_REPORT_STACK_TRACE,
-} fx_error_report_flags;
-
-typedef enum fx_error_template_parameter_type {
-	FX_ERROR_TEMPLATE_PARAM_NONE = 0,
-	FX_ERROR_TEMPLATE_PARAM_STRING,
-	FX_ERROR_TEMPLATE_PARAM_CHAR,
-	FX_ERROR_TEMPLATE_PARAM_INT,
-	FX_ERROR_TEMPLATE_PARAM_UINT,
-	FX_ERROR_TEMPLATE_PARAM_LONG,
-	FX_ERROR_TEMPLATE_PARAM_ULONG,
-	FX_ERROR_TEMPLATE_PARAM_LONGLONG,
-	FX_ERROR_TEMPLATE_PARAM_ULONGLONG,
-	FX_ERROR_TEMPLATE_PARAM_SIZE_T,
-	FX_ERROR_TEMPLATE_PARAM_INTPTR,
-	FX_ERROR_TEMPLATE_PARAM_UINTPTR,
-	FX_ERROR_TEMPLATE_PARAM_PTR,
-} fx_error_template_parameter_type;
-
-typedef struct fx_error_template_parameter_definition {
-	const char *param_name;
-	fx_error_template_parameter_type param_type;
-	const char *param_format;
-} fx_error_template_parameter_definition;
-
-typedef struct fx_error_template_parameter {
-	const char *param_name;
-	uintptr_t param_value;
-	const struct fx_error_template_parameter_definition *__param_def;
-} fx_error_template_parameter;
-
-struct fx_error_vendor;
-
-typedef struct fx_error fx_error;
-typedef struct fx_error *fx_result;
-typedef struct fx_error_submsg fx_error_submsg;
-typedef struct fx_error_stack_frame fx_error_stack_frame;
-typedef long fx_error_status_code;
-typedef unsigned long fx_error_msg_id;
-
-typedef struct fx_error_definition {
-	const char *err_name;
-	const char *err_message;
-	const fx_error_template_parameter_definition err_params[FX_ERROR_TEMPLATE_PARAMETER_MAX];
-} fx_error_definition;
-
-typedef struct fx_error_msg {
-	const char *msg_message;
-	const fx_error_template_parameter_definition msg_params[FX_ERROR_TEMPLATE_PARAMETER_MAX];
-} fx_error_msg;
-
-typedef const fx_error_definition *(*fx_error_status_code_get_definition)(
-	const struct fx_error_vendor *, fx_error_status_code);
-typedef const fx_error_msg *(*fx_error_msg_get_definition)(
-	const struct fx_error_vendor *, fx_error_msg_id);
-typedef void (*fx_error_report_function)(
-	const struct fx_error *, fx_error_report_flags);
-
-typedef struct fx_error_vendor {
-	const char *v_name;
-
-	fx_error_status_code_get_definition v_status_get_definition;
-	fx_error_msg_get_definition v_msg_get_definition;
-
-	const fx_error_definition *v_error_definitions;
-	size_t v_error_definitions_length;
-
-	const fx_error_msg *v_msg;
-	size_t v_msg_length;
-} fx_error_vendor;
-
-FX_API fx_error *z__fx_error_create_template(
-	const fx_error_vendor *, fx_error_status_code, fx_error *, const char *,
-	unsigned int, const char *, const fx_error_template_parameter[]);
-FX_API fx_error *z__fx_error_create_string(
-	const fx_error_vendor *, fx_error_status_code, fx_error *, const char *,
-	unsigned int, const char *, const char *, va_list);
-FX_API fx_error *z__fx_error_create_msg(
-	const fx_error_vendor *, fx_error_status_code, fx_error *, const char *,
-	unsigned int, const char *, fx_error_msg_id,
-	const fx_error_template_parameter[]);
-FX_API fx_error *z__fx_error_propagate(
-	fx_error *, const char *, unsigned int, const char *);
-FX_API fx_error *z__fx_error_caused_by(fx_error *, fx_error *);
-FX_API fx_error *z__fx_error_caused_by_fx_status(fx_error *, fx_status);
-FX_API void z__fx_error_throw(fx_error *, const char *, unsigned int, const char *);
-
-FX_API bool fx_result_is(
-	fx_result result, const fx_error_vendor *vendor, fx_error_status_code code);
-
-FX_API const fx_error_vendor *fx_error_vendor_get_builtin(void);
-FX_API const fx_error_vendor *fx_error_vendor_get_errno(void);
-FX_API const fx_error_definition *fx_error_vendor_get_error_definition(
-	const fx_error_vendor *vendor, fx_error_status_code code);
-FX_API const char *fx_error_vendor_get_status_code_name(
-	const fx_error_vendor *vendor, fx_error_status_code code);
-FX_API const char *fx_error_vendor_get_status_code_description(
-	const fx_error_vendor *vendor, fx_error_status_code code);
-FX_API const fx_error_msg *fx_error_vendor_get_msg(
-	const fx_error_vendor *vendor, fx_error_msg_id msg_id);
-
-static inline fx_error *z__fx_error_create(
-	const fx_error_vendor *v, fx_error_status_code c, fx_error *c2,
-	const char *f0, unsigned int l, const char *f1, const char *d, ...)
-{
-	va_list arg;
-	va_start(arg, d);
-	fx_error *err = z__fx_error_create_string(v, c, c2, f0, l, f1, d, arg);
-	va_end(arg);
-	return err;
-}
-
-FX_API enum fx_status fx_error_add_submsg_string(
-	fx_error *error, fx_error_submsg_type type, const char *msg, ...);
-FX_API enum fx_status z__fx_error_add_submsg_template(
-	fx_error *error, fx_error_submsg_type type, fx_error_msg_id msg_id,
-	fx_error_template_parameter param[]);
-#define fx_error_add_submsg(error, type, msg_id)                                \
-	(z__fx_error_add_submsg_template(                                       \
-		error, type, msg_id, (fx_error_template_parameter[]) {{}}))
-#define fx_error_add_submsg_template(error, type, msg_id, ...)                  \
-	(z__fx_error_add_submsg_template(                                       \
-		error, type, msg_id,                                           \
-		(fx_error_template_parameter[]) {__VA_ARGS__, {}}))
-
-FX_API void fx_error_discard(fx_error *error);
-
-FX_API fx_error_status_code fx_error_get_status_code(const fx_error *error);
-FX_API const fx_error_vendor *fx_error_get_vendor(const fx_error *error);
-FX_API const fx_error_definition *fx_error_get_definition(const fx_error *error);
-FX_API const fx_error_template_parameter *fx_error_get_template_parameter(
-	const fx_error *error, const char *param_name);
-FX_API const fx_error_template_parameter *fx_error_get_template_parameters(
-	const fx_error *error);
-FX_API const char *fx_error_get_description(const fx_error *error);
-FX_API const fx_error_msg *fx_error_get_msg(const fx_error *error);
-FX_API const fx_error_submsg *fx_error_get_first_submsg(const fx_error *error);
-FX_API const fx_error_submsg *fx_error_get_next_submsg(
-	const fx_error *error, const fx_error_submsg *msg);
-FX_API const fx_error_stack_frame *fx_error_get_first_stack_frame(
-	const fx_error *error);
-FX_API const fx_error_stack_frame *fx_error_get_next_stack_frame(
-	const fx_error *error, const fx_error_stack_frame *frame);
-FX_API const fx_error *fx_error_get_caused_by(const fx_error *error);
-
-FX_API fx_error_submsg_type fx_error_submsg_get_type(const fx_error_submsg *msg);
-FX_API const char *fx_error_submsg_get_content(const fx_error_submsg *msg);
-FX_API const fx_error_msg *fx_error_submsg_get_msg(const fx_error_submsg *msg);
-FX_API const fx_error_template_parameter *fx_error_submsg_get_template_parameters(
-	const fx_error_submsg *msg);
-
-FX_API const char *fx_error_stack_frame_get_filepath(
-	const fx_error_stack_frame *frame);
-FX_API unsigned int fx_error_stack_frame_get_line_number(
-	const fx_error_stack_frame *frame);
-FX_API const char *fx_error_stack_frame_get_function_name(
-	const fx_error_stack_frame *frame);
-
-FX_API const fx_error_template_parameter_definition *fx_error_definition_get_template_parameter(
-	const fx_error_definition *error_def, const char *param_name);
-
-FX_API const char *fx_error_msg_get_content(const fx_error_msg *msg);
-FX_API const fx_error_template_parameter_definition *fx_error_msg_get_template_parameter(
-	const fx_error_msg *msg, const char *param_name);
-
-FX_API void fx_set_error_report_function(
-	fx_error_report_function func, fx_error_report_flags flags);
-
-#endif

core/include/fx/core/macros.h

@@ -1,197 +0,0 @@
-#ifndef FX_CORE_MACROS_H_
-#define FX_CORE_MACROS_H_
-
-#include <fx/core/class.h>
-#include <fx/core/object.h>
-#include <fx/core/thread.h>
-#include <fx/core/type.h>
-#include <stdlib.h>
-
-#define __FX_IFACE_I0(p, x) p##x
-#define __FX_IFACE_I1(p, x) __FX_IFACE_I0(p, x)
-
-/* Type definitions macros (for use in .c source file) */
-
-#define FX_TYPE_CLASS_DEFINITION_BEGIN(type_name)                               \
-	static void type_name##_class_init(fx_class *p, void *d)                \
-	{
-#define FX_TYPE_CLASS_DEFINITION_END(type_name) }
-
-#define FX_TYPE_CLASS_INTERFACE_BEGIN(interface_name, interface_id)             \
-	interface_name##_class *__FX_IFACE_I1(iface, __LINE__)                  \
-		= fx_class_get_interface(p, interface_id);                      \
-	if (!__FX_IFACE_I1(iface, __LINE__)) {                                  \
-		fx_throw_error_with_msg_template(                               \
-			FX_ERRORS_BUILTIN, FX_ERR_CLASS_INIT_FAILURE,            \
-			FX_MSG_CLASS_SPECIFIES_UNKNOWN_INTERFACE,               \
-			FX_ERROR_PARAM("class_name", fx_class_get_name(p)),      \
-			FX_ERROR_PARAM("interface_name", #interface_name));     \
-		exit(-1);                                                      \
-	} else {                                                               \
-		interface_name##_class *iface = __FX_IFACE_I1(iface, __LINE__);
-#define FX_TYPE_CLASS_INTERFACE_END(interface_name, interface_id) }
-#define FX_INTERFACE_ENTRY(slot)                                  iface->slot
-
-#define FX_TYPE_DEFINITION_BEGIN(name)                                          \
-	static fx_type_info name##_type_info = {0};                             \
-	static void name##_class_init(fx_class *, void *);                      \
-	static void name##_type_init(void)                                     \
-	{                                                                      \
-		fx_type_info *type_info = &name##_type_info;                    \
-		unsigned int nr_vtables = 0;                                   \
-		type_info->t_name = #name;                                     \
-		type_info->t_class_init = name##_class_init;
-#define FX_TYPE_DEFINITION_END(name)                                            \
-	fx_result result = fx_type_register(type_info);                          \
-	if (fx_result_is_error(result)) {                                       \
-		fx_throw_error_caused_by_error(                                 \
-			FX_ERRORS_BUILTIN, FX_ERR_TYPE_REGISTRATION_FAILURE,     \
-			result);                                               \
-		abort();                                                       \
-	}                                                                      \
-	}                                                                      \
-	fx_type name##_get_type(void)                                           \
-	{                                                                      \
-		static fx_once static_type_init = FX_ONCE_INIT;                  \
-                                                                               \
-		if (fx_init_once(&static_type_init)) {                          \
-			name##_type_init();                                    \
-		}                                                              \
-                                                                               \
-		return &name##_type_info.t_id;                                 \
-	}
-
-#define FX_TYPE_ID(a, b, c, d, e) fx_type_id_init(&type_info->t_id, a, b, c, d, e)
-#define FX_TYPE_EXTENDS(parent_id)                                              \
-	fx_type_id_copy(parent_id, &type_info->t_parent_id)
-#define FX_TYPE_IMPLEMENTS(interface_id)                                        \
-	fx_type_id_copy(                                                        \
-		interface_id,                                                  \
-		&type_info->t_interfaces[type_info->t_nr_interfaces++])
-#define FX_TYPE_CLASS(class_struct)                                             \
-	type_info->t_class_size = sizeof(class_struct)
-#define FX_TYPE_FLAGS(flags)        type_info->t_flags = (flags)
-#define FX_TYPE_INSTANCE_INIT(func) type_info->t_instance_init = (func)
-#define FX_TYPE_INSTANCE_FINI(func) type_info->t_instance_fini = (func)
-
-#if 0
-#define FX_TYPE_VTABLE_BEGIN(vtable_struct, interface_id)                        \
-	vtable_struct __FX_IFACE_I1(iface, __LINE__) = {0};                      \
-	{                                                                       \
-		vtable_struct *iface = &__FX_IFACE_I1(iface, __LINE__);          \
-		type_info->t_vtables[nr_vtables].v_vtable = iface;              \
-		type_info->t_vtables[nr_vtables].v_interface_id = interface_id; \
-		nr_vtables++;
-#define FX_TYPE_VTABLE_END(vtable_struct, interface_id) }
-#endif
-
-#define FX_TYPE_INSTANCE_PRIVATE(instance_struct)                               \
-	type_info->t_instance_private_size = sizeof(instance_struct)
-#define FX_TYPE_INSTANCE_PROTECTED(instance_struct)                             \
-	type_info->t_instance_protected_size = sizeof(instance_struct)
-
-/* Type declaration macros (for use in .h header file) */
-
-#define __FX_DECLARE_TYPE(name)                                                 \
-	typedef FX_TYPE_FWDREF(name) name;                                      \
-	typedef struct _##name##_class name##_class;
-
-#define FX_DECLARE_TYPE(name)                                                   \
-	__FX_DECLARE_TYPE(name);                                                \
-	static inline name *name##_ref(name *p)                                \
-	{                                                                      \
-		return fx_object_ref(p);                                        \
-	}                                                                      \
-	static inline void name##_unref(name *p)                               \
-	{                                                                      \
-		fx_object_unref(p);                                             \
-	}
-
-#define FX_TYPE_CLASS_DECLARATION_BEGIN(name) struct _##name##_class {
-#define FX_TYPE_CLASS_DECLARATION_END(name)                                     \
-	}                                                                      \
-	;
-
-#define FX_TYPE_VIRTUAL_METHOD(return_type, method_name)                        \
-	return_type(*method_name)
-
-#define FX_TYPE_DEFAULT_CONSTRUCTOR(type_name, type_id)                         \
-	static inline type_name *type_name##_create(void)                      \
-	{                                                                      \
-		return fx_object_create(type_id);                               \
-	}
-
-/* Other macros */
-
-#define FX_CLASS_DISPATCH_VIRTUAL(                                              \
-	type_name, type_id, default_value, func, object, ...)                  \
-	do {                                                                   \
-		type_name##_class *iface                                       \
-			= fx_object_get_interface(object, type_id);             \
-		if (iface && iface->func) {                                    \
-			return iface->func(object, __VA_ARGS__);               \
-		} else {                                                       \
-			return default_value;                                  \
-		}                                                              \
-	} while (0)
-#define FX_CLASS_DISPATCH_VIRTUAL_0(type_name, type_id, default_value, func, object) \
-	do {                                                                        \
-		type_name##_class *iface                                            \
-			= fx_object_get_interface(object, type_id);                  \
-		if (iface && iface->func) {                                         \
-			return iface->func(object);                                 \
-		} else {                                                            \
-			return default_value;                                       \
-		}                                                                   \
-	} while (0)
-#define FX_CLASS_DISPATCH_VIRTUAL_V(type_name, type_id, func, object, ...)      \
-	do {                                                                   \
-		type_name##_class *iface                                       \
-			= fx_object_get_interface(object, type_id);             \
-		if (iface && iface->func) {                                    \
-			iface->func(object, __VA_ARGS__);                      \
-			return;                                                \
-		}                                                              \
-	} while (0)
-#define FX_CLASS_DISPATCH_VIRTUAL_V0(type_name, type_id, func, object)          \
-	do {                                                                   \
-		type_name##_class *iface                                       \
-			= fx_object_get_interface(object, type_id);             \
-		if (iface && iface->func) {                                    \
-			iface->func(object);                                   \
-			return;                                                \
-		}                                                              \
-	} while (0)
-
-#define FX_CLASS_DISPATCH_STATIC(type_id, func_name, obj, ...)                  \
-	do {                                                                   \
-		void *priv = fx_object_get_private(obj, type_id);               \
-		return func_name(priv, __VA_ARGS__);                           \
-	} while (0)
-#define FX_CLASS_DISPATCH_STATIC_V(type_id, func_name, obj, ...)                \
-	do {                                                                   \
-		void *priv = fx_object_get_private(obj, type_id);               \
-		func_name(priv, __VA_ARGS__);                                  \
-	} while (0)
-
-#define FX_CLASS_DISPATCH_STATIC_0(type_id, func_name, obj)                     \
-	do {                                                                   \
-		void *priv = fx_object_get_private(obj, type_id);               \
-		return func_name(priv);                                        \
-	} while (0)
-
-#define FX_CLASS_DISPATCH_STATIC_V0(type_id, func_name, obj)                    \
-	do {                                                                   \
-		void *priv = fx_object_get_private(obj, type_id);               \
-		func_name(priv);                                               \
-	} while (0)
-
-#ifdef __cplusplus
-#define FX_DECLS_BEGIN extern "C" {
-#define FX_DECLS_END   }
-#else
-#define FX_DECLS_BEGIN
-#define FX_DECLS_END
-#endif
-
-#endif

core/include/fx/core/type.h

@@ -1,66 +0,0 @@
-#ifndef FX_CORE_TYPE_H_
-#define FX_CORE_TYPE_H_
-
-#include <fx/core/error.h>
-#include <fx/core/misc.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
-
-#define FX_TYPE_MAX_INTERFACES 64
-
-struct _fx_class;
-struct _fx_object;
-
-typedef void (*fx_class_init_function)(struct _fx_class *, void *);
-typedef void (*fx_instance_init_function)(struct _fx_object *, void *);
-typedef void (*fx_instance_fini_function)(struct _fx_object *, void *);
-
-typedef const union fx_type {
-	struct {
-		uint64_t p00, p01;
-	} a;
-
-	unsigned char b[16];
-} *fx_type;
-
-typedef enum fx_type_flags {
-	FX_TYPE_F_ABSTRACT = 0x01u,
-} fx_type_flags;
-
-typedef struct fx_type_info {
-	union fx_type t_id;
-	union fx_type t_parent_id;
-	const char *t_name;
-	fx_type_flags t_flags;
-	union fx_type t_interfaces[FX_TYPE_MAX_INTERFACES];
-	size_t t_nr_interfaces;
-	size_t t_class_size;
-	fx_class_init_function t_class_init;
-	size_t t_instance_private_size;
-	size_t t_instance_protected_size;
-	fx_instance_init_function t_instance_init;
-	fx_instance_fini_function t_instance_fini;
-} fx_type_info;
-
-FX_API void fx_type_id_init(
-	union fx_type *out, uint32_t a, uint16_t b, uint16_t c, uint16_t d,
-	uint64_t e);
-static inline void fx_type_id_copy(fx_type src, union fx_type *dest)
-{
-	dest->a.p00 = src->a.p00;
-	dest->a.p01 = src->a.p01;
-}
-
-static inline int fx_type_id_compare(fx_type a, fx_type b)
-{
-	if (a == b) {
-		return 0;
-	}
-
-	return memcmp(a, b, sizeof(union fx_type));
-}
-
-FX_API fx_result fx_type_register(fx_type_info *info);
-
-#endif

core/queue.c

@@ -1,245 +0,0 @@
-#include <fx/core/queue.h>
-
-struct fx_queue_iterator_p {
-	size_t i;
-	fx_queue_entry *entry;
-	fx_queue *_q;
-};
-
-size_t fx_queue_length(const struct fx_queue *q)
-{
-	size_t i = 0;
-	struct fx_queue_entry *x = q->q_first;
-	while (x) {
-		i++;
-		x = x->qe_next;
-	}
-
-	return i;
-}
-
-void fx_queue_insert_before(
-	struct fx_queue *q, struct fx_queue_entry *entry, struct fx_queue_entry *before)
-{
-	struct fx_queue_entry *x = before->qe_prev;
-	if (x) {
-		x->qe_next = entry;
-	} else {
-		q->q_first = entry;
-	}
-
-	entry->qe_prev = x;
-
-	before->qe_prev = entry;
-	entry->qe_next = before;
-}
-
-void fx_queue_insert_after(
-	struct fx_queue *q, struct fx_queue_entry *entry, struct fx_queue_entry *after)
-{
-	struct fx_queue_entry *x = after->qe_next;
-	if (x) {
-		x->qe_prev = entry;
-	} else {
-		q->q_last = entry;
-	}
-
-	entry->qe_next = x;
-
-	after->qe_next = entry;
-	entry->qe_prev = after;
-}
-
-void fx_queue_push_front(struct fx_queue *q, struct fx_queue_entry *entry)
-{
-	if (q->q_first) {
-		q->q_first->qe_prev = entry;
-	}
-
-	entry->qe_next = q->q_first;
-	entry->qe_prev = NULL;
-
-	q->q_first = entry;
-
-	if (!q->q_last) {
-		q->q_last = entry;
-	}
-}
-
-void fx_queue_push_back(struct fx_queue *q, struct fx_queue_entry *entry)
-{
-	if (q->q_last) {
-		q->q_last->qe_next = entry;
-	}
-
-	entry->qe_prev = q->q_last;
-	entry->qe_next = NULL;
-
-	q->q_last = entry;
-
-	if (!q->q_first) {
-		q->q_first = entry;
-	}
-}
-
-struct fx_queue_entry *fx_queue_pop_front(struct fx_queue *q)
-{
-	struct fx_queue_entry *x = q->q_first;
-	if (x) {
-		fx_queue_delete(q, x);
-	}
-
-	return x;
-}
-
-struct fx_queue_entry *fx_queue_pop_back(struct fx_queue *q)
-{
-	struct fx_queue_entry *x = q->q_last;
-	if (x) {
-		fx_queue_delete(q, x);
-	}
-
-	return x;
-}
-
-void fx_queue_move(fx_queue *q, fx_queue_entry *dest, fx_queue_entry *src)
-{
-	if (src->qe_next) {
-		src->qe_next->qe_prev = dest;
-	}
-
-	if (src->qe_prev) {
-		src->qe_prev->qe_next = dest;
-	}
-
-	if (q->q_first == src) {
-		q->q_first = dest;
-	}
-
-	if (q->q_last == src) {
-		q->q_last = dest;
-	}
-
-	memmove(dest, src, sizeof *src);
-}
-
-void fx_queue_delete(struct fx_queue *q, struct fx_queue_entry *entry)
-{
-	if (!entry) {
-		return;
-	}
-
-	if (entry == q->q_first) {
-		q->q_first = q->q_first->qe_next;
-	}
-
-	if (entry == q->q_last) {
-		q->q_last = q->q_last->qe_prev;
-	}
-
-	if (entry->qe_next) {
-		entry->qe_next->qe_prev = entry->qe_prev;
-	}
-
-	if (entry->qe_prev) {
-		entry->qe_prev->qe_next = entry->qe_next;
-	}
-
-	entry->qe_next = entry->qe_prev = NULL;
-}
-
-void fx_queue_delete_all(struct fx_queue *q)
-{
-	struct fx_queue_entry *x = q->q_first;
-	while (x) {
-		struct fx_queue_entry *next = x->qe_next;
-		x->qe_next = x->qe_prev = NULL;
-		x = next;
-	}
-
-	q->q_first = q->q_last = NULL;
-}
-
-fx_iterator *fx_queue_begin(struct fx_queue *q)
-{
-	fx_queue_iterator *it_obj = fx_object_create(FX_TYPE_QUEUE_ITERATOR);
-	struct fx_queue_iterator_p *it
-		= fx_object_get_private(it_obj, FX_TYPE_QUEUE_ITERATOR);
-
-	it->_q = (struct fx_queue *)q;
-	it->entry = q->q_first;
-	it->i = 0;
-
-	if (!it->entry) {
-		fx_iterator_set_status(it_obj, FX_ERR_NO_DATA);
-	}
-
-	return it_obj;
-}
-
-static enum fx_status iterator_move_next(const fx_iterator *obj)
-{
-	struct fx_queue_iterator_p *it
-		= fx_object_get_private(obj, FX_TYPE_QUEUE_ITERATOR);
-
-	if (!it->entry) {
-		return FX_ERR_NO_DATA;
-	}
-
-	it->entry = it->entry->qe_next;
-	it->i++;
-
-	return (it->entry != NULL) ? FX_SUCCESS : FX_ERR_NO_DATA;
-}
-
-static enum fx_status iterator_erase(fx_iterator *obj)
-{
-	struct fx_queue_iterator_p *it
-		= fx_object_get_private(obj, FX_TYPE_QUEUE_ITERATOR);
-
-	if (!it->entry) {
-		return FX_ERR_OUT_OF_BOUNDS;
-	}
-
-	struct fx_queue_entry *next = it->entry->qe_next;
-	fx_queue_delete(it->_q, it->entry);
-	it->entry = next;
-
-	return FX_SUCCESS;
-}
-
-static fx_iterator_value iterator_get_value(fx_iterator *obj)
-{
-	struct fx_queue_iterator_p *it
-		= fx_object_get_private(obj, FX_TYPE_QUEUE_ITERATOR);
-
-	return FX_ITERATOR_VALUE_PTR(it->entry);
-}
-
-static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
-{
-	struct fx_queue_iterator_p *it
-		= fx_object_get_private(obj, FX_TYPE_QUEUE_ITERATOR);
-
-	return FX_ITERATOR_VALUE_CPTR(it->entry);
-}
-
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_queue_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
-		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
-		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
-		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
-		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
-		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_queue_iterator)
-
-FX_TYPE_DEFINITION_BEGIN(fx_queue_iterator)
-	FX_TYPE_ID(0x560dc263, 0xff98, 0x4812, 0x9b29, 0xa1218bd70881);
-	FX_TYPE_EXTENDS(FX_TYPE_ITERATOR);
-	FX_TYPE_CLASS(fx_queue_iterator_class);
-	FX_TYPE_INSTANCE_PRIVATE(struct fx_queue_iterator_p);
-FX_TYPE_DEFINITION_END(fx_queue_iterator)

core/type.c

@@ -1,319 +0,0 @@
-#include "type.h"
-
-#include "class.h"
-#include "object.h"
-
-#include <fx/core/bst.h>
-#include <fx/core/endian.h>
-#include <fx/core/object.h>
-#include <fx/core/type.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-static struct fx_bst type_list = FX_BST_INIT;
-static union fx_type zero_id = {0};
-
-struct type_init_ctx {
-	size_t ctx_class_offset;
-	size_t ctx_instance_offset;
-};
-
-static inline int registration_compare(
-	const struct fx_type_registration *a, const struct fx_type_registration *b)
-{
-	return fx_type_id_compare(&a->r_info->t_id, &b->r_info->t_id);
-}
-
-static inline int component_compare(
-	const struct fx_type_component *a, const struct fx_type_component *b)
-{
-	return fx_type_id_compare(&a->c_type->r_info->t_id, &b->c_type->r_info->t_id);
-}
-
-FX_BST_DEFINE_INSERT(
-	struct fx_type_registration, r_node, r_info->r_id, put_type,
-	registration_compare)
-FX_BST_DEFINE_INSERT(
-	struct fx_type_component, c_node, &c_type->r_info->t_id,
-	put_type_component, component_compare)
-
-static struct fx_type_registration *get_type(
-	const fx_bst *tree, const union fx_type *key)
-{
-	fx_bst_node *cur = tree->bst_root;
-	while (cur) {
-		struct fx_type_registration *cur_node
-			= fx_unbox(struct fx_type_registration, cur, r_node);
-		int cmp = fx_type_id_compare(key, &cur_node->r_info->t_id);
-
-		if (cmp > 0) {
-			cur = fx_bst_right(cur);
-		} else if (cmp < 0) {
-			cur = fx_bst_left(cur);
-		} else {
-			return cur_node;
-		}
-	}
-
-	return NULL;
-}
-
-struct fx_type_component *fx_type_get_component(
-	const fx_bst *tree, const union fx_type *key)
-{
-	fx_bst_node *cur = tree->bst_root;
-	while (cur) {
-		struct fx_type_component *cur_node
-			= fx_unbox(struct fx_type_component, cur, c_node);
-		int cmp = fx_type_id_compare(key, &cur_node->c_type->r_info->t_id);
-
-		if (cmp > 0) {
-			cur = fx_bst_right(cur);
-		} else if (cmp < 0) {
-			cur = fx_bst_left(cur);
-		} else {
-			return cur_node;
-		}
-	}
-
-	return NULL;
-}
-
-static struct fx_type_component *create_type_component(
-	const struct fx_type_registration *type_reg)
-{
-	struct fx_type_component *c = malloc(sizeof *c);
-	if (!c) {
-		return NULL;
-	}
-
-	memset(c, 0x0, sizeof *c);
-
-	c->c_type = type_reg;
-
-	return c;
-}
-
-void fx_type_id_init(
-	union fx_type *out, uint32_t a, uint16_t b, uint16_t c, uint16_t d,
-	uint64_t e)
-{
-	fx_i32 x_a = fx_i32_htob(a);
-	fx_i16 x_b = fx_i16_htob(b);
-	fx_i16 x_c = fx_i16_htob(c);
-	fx_i16 x_d = fx_i16_htob(d);
-	fx_i64 x_e = fx_i64_htob(e);
-
-	memcpy(&out->b[0], x_a.i_bytes, sizeof x_a.i_bytes);
-	memcpy(&out->b[4], x_b.i_bytes, sizeof x_b.i_bytes);
-	memcpy(&out->b[6], x_c.i_bytes, sizeof x_c.i_bytes);
-	memcpy(&out->b[8], x_d.i_bytes, sizeof x_d.i_bytes);
-	memcpy(&out->b[10], &x_e.i_bytes[2], sizeof x_e.i_bytes - 2);
-}
-
-static void initialise_type_component(
-	struct fx_type_component *comp, const struct fx_type_info *info,
-	struct type_init_ctx *init_ctx)
-{
-	comp->c_class_data_offset = init_ctx->ctx_class_offset;
-	comp->c_class_data_size = info->t_class_size;
-	init_ctx->ctx_class_offset += comp->c_class_data_size;
-
-	comp->c_instance_private_data_offset = init_ctx->ctx_instance_offset;
-	comp->c_instance_private_data_size = info->t_instance_private_size;
-	init_ctx->ctx_instance_offset += comp->c_instance_private_data_size;
-
-	comp->c_instance_protected_data_offset = init_ctx->ctx_instance_offset;
-	comp->c_instance_protected_data_size = info->t_instance_protected_size;
-	init_ctx->ctx_instance_offset += comp->c_instance_protected_data_size;
-}
-
-static fx_result locate_interface(
-	fx_type interface_id, struct fx_type_registration *dest,
-	struct type_init_ctx *init_ctx)
-{
-	struct fx_type_component *interface_comp
-		= fx_type_get_component(&dest->r_components, interface_id);
-	if (interface_comp) {
-		return FX_RESULT_SUCCESS;
-	}
-
-	struct fx_type_registration *interface_reg
-		= get_type(&type_list, interface_id);
-	if (!interface_reg) {
-		return FX_RESULT_ERR(NO_ENTRY);
-	}
-
-	interface_comp = create_type_component(interface_reg);
-	if (!interface_comp) {
-		return FX_RESULT_ERR(NO_MEMORY);
-	}
-
-	initialise_type_component(interface_comp, interface_reg->r_info, init_ctx);
-
-	put_type_component(&dest->r_components, interface_comp);
-	return FX_RESULT_SUCCESS;
-}
-
-static fx_result locate_interfaces(
-	const union fx_type *interfaces, size_t nr_interfaces,
-	struct fx_type_registration *dest, struct type_init_ctx *init_ctx)
-{
-	fx_result result = FX_RESULT_SUCCESS;
-	for (size_t i = 0; i < nr_interfaces; i++) {
-		fx_type interface_id = &interfaces[i];
-		result = locate_interface(interface_id, dest, init_ctx);
-
-		if (fx_result_is_error(result)) {
-			break;
-		}
-	}
-
-	return result;
-}
-
-static fx_result find_type_components(struct fx_type_registration *reg)
-{
-	const struct fx_type_info *current = reg->r_info;
-	struct fx_type_component *comp = create_type_component(reg);
-	if (!comp) {
-		return FX_RESULT_ERR(NO_MEMORY);
-	}
-
-	struct type_init_ctx init_ctx = {
-		.ctx_instance_offset = sizeof(struct _fx_object),
-		.ctx_class_offset = sizeof(struct _fx_class),
-	};
-
-	put_type_component(&reg->r_components, comp);
-	fx_queue_push_front(&reg->r_class_hierarchy, &comp->c_entry);
-
-	fx_result result = locate_interfaces(
-		current->t_interfaces, current->t_nr_interfaces, reg, &init_ctx);
-
-	if (fx_result_is_error(result)) {
-		return result;
-	}
-
-	fx_type current_id = &current->t_parent_id;
-	if (!current_id || fx_type_id_compare(current_id, &zero_id) == 0) {
-		goto skip_class_hierarchy;
-	}
-
-	while (1) {
-		struct fx_type_registration *dep_class
-			= get_type(&type_list, current_id);
-		if (!dep_class) {
-			return FX_RESULT_ERR(NO_ENTRY);
-		}
-
-		comp = fx_type_get_component(&reg->r_components, current_id);
-		if (comp) {
-			/* circular class dependency */
-			// result = FX_RESULT_ERR(INVALID_ARGUMENT);
-			// break;
-			current_id = &dep_class->r_info->t_parent_id;
-			continue;
-		}
-
-		comp = create_type_component(dep_class);
-
-		result = locate_interfaces(
-			dep_class->r_info->t_interfaces,
-			dep_class->r_info->t_nr_interfaces, reg, &init_ctx);
-		if (fx_result_is_error(result)) {
-			break;
-		}
-
-		put_type_component(&reg->r_components, comp);
-		fx_queue_push_front(&reg->r_class_hierarchy, &comp->c_entry);
-
-		if (fx_type_id_compare(current_id, FX_TYPE_OBJECT) == 0) {
-			break;
-		}
-
-		current_id = &dep_class->r_info->t_parent_id;
-	}
-
-	fx_queue_entry *entry = fx_queue_first(&reg->r_class_hierarchy);
-	while (entry) {
-		comp = fx_unbox(struct fx_type_component, entry, c_entry);
-		initialise_type_component(comp, comp->c_type->r_info, &init_ctx);
-		entry = fx_queue_next(entry);
-	}
-
-	fx_bst_node *node = fx_bst_first(&reg->r_components);
-	while (node) {
-		comp = fx_unbox(struct fx_type_component, node, c_node);
-		if (comp->c_type->r_category == FX_TYPE_CLASS) {
-			/* this component was already initialised above */
-			node = fx_bst_next(node);
-			continue;
-		}
-
-		initialise_type_component(comp, comp->c_type->r_info, &init_ctx);
-		node = fx_bst_next(node);
-	}
-
-skip_class_hierarchy:
-	reg->r_instance_size = init_ctx.ctx_instance_offset;
-	reg->r_class_size = init_ctx.ctx_class_offset;
-
-	return result;
-}
-
-static bool type_has_base_class(struct fx_type_info *info)
-{
-	if (fx_type_id_compare(&info->t_id, FX_TYPE_OBJECT) == 0) {
-		return true;
-	}
-
-	return fx_type_id_compare(&info->t_parent_id, &zero_id) != 0;
-}
-
-fx_result fx_type_register(struct fx_type_info *info)
-{
-	if (!type_has_base_class(info)) {
-		fx_type_id_copy(FX_TYPE_OBJECT, &info->t_parent_id);
-	}
-
-	struct fx_type_registration *r = get_type(&type_list, &info->t_id);
-	if (r) {
-		return FX_RESULT_ERR(NAME_EXISTS);
-	}
-
-	r = malloc(sizeof *r);
-	if (!r) {
-		return FX_RESULT_ERR(NO_MEMORY);
-	}
-
-	memset(r, 0x0, sizeof *r);
-
-	r->r_category = FX_TYPE_CLASS;
-	r->r_info = info;
-
-	fx_result result = find_type_components(r);
-	if (fx_result_is_error(result)) {
-		free(r);
-		return fx_result_propagate(result);
-	}
-
-	result = fx_class_instantiate(r, &r->r_class);
-	if (!r->r_class) {
-		free(r);
-		return fx_error_with_msg_template_caused_by_error(
-			FX_ERRORS_BUILTIN, FX_ERR_TYPE_REGISTRATION_FAILURE,
-			result, FX_MSG_TYPE_REGISTRATION_FAILURE,
-			FX_ERROR_PARAM("typename", info->t_name));
-	}
-
-	put_type(&type_list, r);
-
-	return FX_RESULT_SUCCESS;
-}
-
-struct fx_type_registration *fx_type_get_registration(fx_type id)
-{
-	return get_type(&type_list, id);
-}

core/type.h

@@ -1,40 +0,0 @@
-#ifndef _TYPE_H_
-#define _TYPE_H_
-
-#include <fx/core/bst.h>
-#include <fx/core/queue.h>
-#include <fx/core/type.h>
-#include <stddef.h>
-
-enum fx_type_category {
-	FX_TYPE_NONE = 0,
-	FX_TYPE_CLASS,
-	FX_TYPE_INTERFACE,
-};
-
-struct fx_type_component {
-	struct fx_bst_node c_node;
-	struct fx_queue_entry c_entry;
-	const struct fx_type_registration *c_type;
-
-	size_t c_class_data_offset, c_class_data_size;
-	size_t c_instance_private_data_offset, c_instance_private_data_size;
-	size_t c_instance_protected_data_offset, c_instance_protected_data_size;
-};
-
-struct fx_type_registration {
-	enum fx_type_category r_category;
-	struct fx_bst_node r_node;
-	const fx_type_info *r_info;
-	struct _fx_class *r_class;
-	struct fx_bst r_components;
-	struct fx_queue r_class_hierarchy;
-
-	size_t r_instance_size, r_class_size;
-};
-
-extern struct fx_type_registration *fx_type_get_registration(fx_type id);
-extern struct fx_type_component *fx_type_get_component(
-	const fx_bst *tree, const union fx_type *key);
-
-#endif

ds/CMakeLists.txt

@@ -1,3 +0,0 @@
-include(../cmake/Templates.cmake)
-
-add_fx_module(NAME ds DEPENDENCIES core)

ds/include/fx/ds/number.h

@@ -1,254 +0,0 @@
-#ifndef FX_DS_NUMBER_H
-#define FX_DS_NUMBER_H
-
-#include <fx/core/macros.h>
-#include <stdbool.h>
-
-FX_DECLS_BEGIN;
-
-#define FX_INT8(v)        (fx_number_create_int8(v))
-#define FX_INT16(v)       (fx_number_create_int16(v))
-#define FX_INT32(v)       (fx_number_create_int32(v))
-#define FX_INT64(v)       (fx_number_create_int64(v))
-#define FX_FLOAT32(v)     (fx_number_create_float32(v))
-#define FX_FLOAT64(v)     (fx_number_create_float64(v))
-#define FX_CHAR(v)        (fx_number_create_char(v))
-#define FX_SHORT(v)       (fx_number_create_short(v))
-#define FX_INT(v)         (fx_number_create_int(v))
-#define FX_LONG(v)        (fx_number_create_long(v))
-#define FX_LONGLONG(v)    (fx_number_create_longlong(v))
-#define FX_FLOAT(v)       (fx_number_create_float(v))
-#define FX_DOUBLE(v)      (fx_number_create_double(v))
-#define FX_SIZE_T(v)      (fx_number_create_size_t(v))
-
-#define FX_RV_INT8(v)     FX_RV(fx_number_create_int8(v))
-#define FX_RV_INT16(v)    FX_RV(fx_number_create_int16(v))
-#define FX_RV_INT32(v)    FX_RV(fx_number_create_int32(v))
-#define FX_RV_INT64(v)    FX_RV(fx_number_create_int64(v))
-#define FX_RV_FLOAT32(v)  FX_RV(fx_number_create_float32(v))
-#define FX_RV_FLOAT64(v)  FX_RV(fx_number_create_float64(v))
-#define FX_RV_CHAR(v)     FX_RV(fx_number_create_char(v))
-#define FX_RV_SHORT(v)    FX_RV(fx_number_create_short(v))
-#define FX_RV_INT(v)      FX_RV(fx_number_create_int(v))
-#define FX_RV_LONG(v)     FX_RV(fx_number_create_long(v))
-#define FX_RV_LONGLONG(v) FX_RV(fx_number_create_longlong(v))
-#define FX_RV_FLOAT(v)    FX_RV(fx_number_create_float(v))
-#define FX_RV_DOUBLE(v)   FX_RV(fx_number_create_double(v))
-#define FX_RV_SIZE_T(v)   FX_RV(fx_number_create_size_t(v))
-
-#define FX_NUMBER_IVAL(p) (fx_number_get_size_t(p))
-#define FX_NUMBER_FVAL(p) (fx_number_get_double(p))
-
-#define FX_TYPE_NUMBER    (fx_number_get_type())
-
-FX_DECLARE_TYPE(fx_number);
-
-FX_TYPE_CLASS_DECLARATION_BEGIN(fx_number)
-FX_TYPE_CLASS_DECLARATION_END(fx_number)
-
-typedef enum fx_number_type {
-	FX_NUMBER_INT8,
-	FX_NUMBER_INT16,
-	FX_NUMBER_INT32,
-	FX_NUMBER_INT64,
-	FX_NUMBER_FLOAT32,
-	FX_NUMBER_FLOAT64,
-	FX_NUMBER_CHAR,
-	FX_NUMBER_SHORT,
-	FX_NUMBER_INT,
-	FX_NUMBER_LONG,
-	FX_NUMBER_LONGLONG,
-	FX_NUMBER_FLOAT,
-	FX_NUMBER_DOUBLE,
-	FX_NUMBER_SIZE_T,
-	FX_NUMBER_HANDLE,
-	FX_NUMBER_TYPE_COUNT,
-
-	FX_NUMBER_BYTE = FX_NUMBER_INT8,
-	FX_NUMBER_WORD = FX_NUMBER_INT16,
-	FX_NUMBER_DWORD = FX_NUMBER_INT32,
-	FX_NUMBER_QWORD = FX_NUMBER_INT64,
-} fx_number_type;
-
-FX_API fx_type fx_number_get_type(void);
-
-FX_API fx_number *fx_number_create(fx_number_type type, void *value_ptr);
-
-static inline fx_number *fx_number_create_int8(int8_t value)
-{
-	return fx_number_create(FX_NUMBER_INT8, &value);
-}
-static inline fx_number *fx_number_create_int16(int16_t value)
-{
-	return fx_number_create(FX_NUMBER_INT16, &value);
-}
-static inline fx_number *fx_number_create_int32(int32_t value)
-{
-	return fx_number_create(FX_NUMBER_INT32, &value);
-}
-static inline fx_number *fx_number_create_int64(int64_t value)
-{
-	return fx_number_create(FX_NUMBER_INT64, &value);
-}
-static inline fx_number *fx_number_create_float32(float value)
-{
-	return fx_number_create(FX_NUMBER_FLOAT32, &value);
-}
-static inline fx_number *fx_number_create_float64(double value)
-{
-	return fx_number_create(FX_NUMBER_FLOAT64, &value);
-}
-static inline fx_number *fx_number_create_char(char value)
-{
-	return fx_number_create(FX_NUMBER_CHAR, &value);
-}
-static inline fx_number *fx_number_create_short(short value)
-{
-	return fx_number_create(FX_NUMBER_SHORT, &value);
-}
-static inline fx_number *fx_number_create_int(int value)
-{
-	return fx_number_create(FX_NUMBER_INT, &value);
-}
-static inline fx_number *fx_number_create_long(long value)
-{
-	return fx_number_create(FX_NUMBER_LONG, &value);
-}
-static inline fx_number *fx_number_create_longlong(long long value)
-{
-	return fx_number_create(FX_NUMBER_LONGLONG, &value);
-}
-static inline fx_number *fx_number_create_float(float value)
-{
-	return fx_number_create(FX_NUMBER_FLOAT, &value);
-}
-static inline fx_number *fx_number_create_double(double value)
-{
-	return fx_number_create(FX_NUMBER_DOUBLE, &value);
-}
-static inline fx_number *fx_number_create_size_t(size_t value)
-{
-	return fx_number_create(FX_NUMBER_SIZE_T, &value);
-}
-
-FX_API fx_number_type fx_number_get_number_type(const fx_number *number);
-FX_API int fx_number_get_value(
-	const fx_number *number, fx_number_type type, void *value_ptr);
-
-static inline int8_t fx_number_get_int8(const fx_number *number)
-{
-	int8_t v;
-	fx_number_get_value(number, FX_NUMBER_INT8, &v);
-	return v;
-}
-
-static inline int16_t fx_number_get_int16(const fx_number *number)
-{
-	int16_t v;
-	fx_number_get_value(number, FX_NUMBER_INT16, &v);
-	return v;
-}
-
-static inline int32_t fx_number_get_int32(const fx_number *number)
-{
-	int32_t v;
-	fx_number_get_value(number, FX_NUMBER_INT32, &v);
-	return v;
-}
-
-static inline int64_t fx_number_get_int64(const fx_number *number)
-{
-	int64_t v;
-	fx_number_get_value(number, FX_NUMBER_INT64, &v);
-	return v;
-}
-
-static inline float fx_number_get_float32(const fx_number *number)
-{
-	float v;
-	fx_number_get_value(number, FX_NUMBER_FLOAT32, &v);
-	return v;
-}
-
-static inline double fx_number_get_float64(const fx_number *number)
-{
-	double v;
-	fx_number_get_value(number, FX_NUMBER_FLOAT64, &v);
-	return v;
-}
-
-static inline char fx_number_get_char(const fx_number *number)
-{
-	char v;
-	fx_number_get_value(number, FX_NUMBER_CHAR, &v);
-	return v;
-}
-
-static inline short fx_number_get_short(const fx_number *number)
-{
-	short v;
-	fx_number_get_value(number, FX_NUMBER_SHORT, &v);
-	return v;
-}
-
-static inline int fx_number_get_int(const fx_number *number)
-{
-	int v;
-	fx_number_get_value(number, FX_NUMBER_INT, &v);
-	return v;
-}
-
-static inline long fx_number_get_long(const fx_number *number)
-{
-	long v;
-	fx_number_get_value(number, FX_NUMBER_LONG, &v);
-	return v;
-}
-
-static inline long long fx_number_get_longlong(const fx_number *number)
-{
-	long long v;
-	fx_number_get_value(number, FX_NUMBER_LONGLONG, &v);
-	return v;
-}
-
-static inline float fx_number_get_float(const fx_number *number)
-{
-	float v;
-	fx_number_get_value(number, FX_NUMBER_FLOAT, &v);
-	return v;
-}
-
-static inline double fx_number_get_double(const fx_number *number)
-{
-	double v;
-	fx_number_get_value(number, FX_NUMBER_DOUBLE, &v);
-	return v;
-}
-
-static inline size_t fx_number_get_size_t(const fx_number *number)
-{
-	size_t v;
-	fx_number_get_value(number, FX_NUMBER_SIZE_T, &v);
-	return v;
-}
-
-FX_API bool fx_number_is_integer(const fx_number *number);
-FX_API bool fx_number_is_float(const fx_number *number);
-FX_API bool fx_number_is_inf(const fx_number *number);
-FX_API bool fx_number_is_inf_positive(const fx_number *number);
-FX_API bool fx_number_is_inf_negative(const fx_number *number);
-FX_API bool fx_number_is_nan(const fx_number *number);
-FX_API bool fx_number_is_nan_positive(const fx_number *number);
-FX_API bool fx_number_is_nan_negative(const fx_number *number);
-
-FX_API void fx_number_set_inf_positive(fx_number *number, bool v);
-FX_API void fx_number_set_inf_negative(fx_number *number, bool v);
-FX_API void fx_number_set_nan_positive(fx_number *number, bool v);
-FX_API void fx_number_set_nan_negative(fx_number *number, bool v);
-
-FX_API size_t fx_number_data_size(const fx_number *number);
-
-FX_DECLS_END;
-
-#endif

fx.cmdline/CMakeLists.txt

@@ -0,0 +1 @@
+export_fx_namespace_details(fx.cmdline)

fx.cmdline/arg.c

@@ -1,7 +1,7 @@
 #include "command.h"
 
 #include <fx/cmd.h>
-#include <fx/ds/string.h>
+#include <fx/string.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -54,7 +54,8 @@ fx_status fx_command_arg_set_name(struct fx_command_arg *arg, const char *name)
 }
 
 fx_status fx_command_arg_set_description(
-	struct fx_command_arg *arg, const char *description)
+	struct fx_command_arg *arg,
+	const char *description)
 {
 	char *desc = fx_strdup(description);
 	if (!desc) {
@@ -71,14 +72,16 @@ fx_status fx_command_arg_set_description(
 }
 
 fx_status fx_command_arg_set_nr_values(
-	struct fx_command_arg *arg, enum fx_command_arg_value_count nr_values)
+	struct fx_command_arg *arg,
+	enum fx_command_arg_value_count nr_values)
 {
 	arg->arg_nr_values = nr_values;
 	return FX_SUCCESS;
 }
 
 fx_status fx_command_arg_set_allowed_values(
-	struct fx_command_arg *arg, const char **allowed_values)
+	struct fx_command_arg *arg,
+	const char **allowed_values)
 {
 	size_t count;
 	for (count = 0; allowed_values[count]; count++)
@@ -102,7 +105,10 @@ fx_status fx_command_arg_set_allowed_values(
 	return FX_SUCCESS;
 }
 
-void z__fx_get_arg_usage_string(struct fx_command_arg *arg, bool colour, fx_string *out)
+void z__fx_get_arg_usage_string(
+	struct fx_command_arg *arg,
+	bool colour,
+	fx_string *out)
 {
 	bool optional = false, multi = false;
 	switch (arg->arg_nr_values) {
@@ -126,10 +132,14 @@ void z__fx_get_arg_usage_string(struct fx_command_arg *arg, bool colour, fx_stri
 
 	if (optional) {
 		fx_string_append_cstrf(
-			out, colour ? F_GREEN "[[%s]" : "[[%s]", arg->arg_name);
+			out,
+			colour ? F_GREEN "[[%s]" : "[[%s]",
+			arg->arg_name);
 	} else {
 		fx_string_append_cstrf(
-			out, colour ? F_GREEN "<%s>" : "<%s>", arg->arg_name);
+			out,
+			colour ? F_GREEN "<%s>" : "<%s>",
+			arg->arg_name);
 	}
 
 	for (int i = 1; i < arg->arg_nr_values; i++) {
@@ -167,7 +177,9 @@ void z__fx_get_arg_description(struct fx_command_arg *arg, fx_string *out)
 		}
 
 		fx_string_append_cstrf(
-			out, " " F_GREEN "%s" F_RESET, arg->arg_allowed_values[i]);
+			out,
+			" " F_GREEN "%s" F_RESET,
+			arg->arg_allowed_values[i]);
 	}
 
 	fx_string_append_cstr(out, "]");

fx.cmdline/arglist.c

@@ -1,8 +1,8 @@
 #include "command.h"
 
 #include <fx/cmd.h>
-#include <fx/core/misc.h>
-#include <fx/ds/string.h>
+#include <fx/misc.h>
+#include <fx/string.h>
 #include <fx/term/print.h>
 #include <fx/term/tty.h>
 #include <stdarg.h>
@@ -11,14 +11,28 @@
 #include <string.h>
 
 FX_BST_DEFINE_SIMPLE_INSERT(
-	struct fx_arglist_option, opt_node, opt_id, put_arglist_option)
+	struct fx_arglist_option,
+	opt_node,
+	opt_id,
+	put_arglist_option)
 FX_BST_DEFINE_SIMPLE_GET(
-	struct fx_arglist_option, unsigned int, opt_node, opt_id, get_arglist_option)
+	struct fx_arglist_option,
+	unsigned int,
+	opt_node,
+	opt_id,
+	get_arglist_option)
 
 FX_BST_DEFINE_SIMPLE_INSERT(
-	struct fx_arglist_value, val_node, val_id, put_arglist_value)
+	struct fx_arglist_value,
+	val_node,
+	val_id,
+	put_arglist_value)
 FX_BST_DEFINE_SIMPLE_GET(
-	struct fx_arglist_value, unsigned int, val_node, val_id, get_arglist_value)
+	struct fx_arglist_value,
+	unsigned int,
+	val_node,
+	val_id,
+	get_arglist_value)
 
 struct argv_parser {
 	struct fx_command *cmd;
@@ -62,7 +76,9 @@ struct fx_arglist *fx_arglist_create(void)
 	return out;
 }
 
-static void move_to_subcommand(struct argv_parser *parser, struct fx_command *cmd)
+static void move_to_subcommand(
+	struct argv_parser *parser,
+	struct fx_command *cmd)
 {
 	parser->cmd = cmd;
 	parser->arglist->list_command = cmd;
@@ -86,10 +102,13 @@ static fx_status set_opt(struct fx_arglist *args, struct fx_command_option *opt)
 }
 
 static fx_status put_arg(
-	struct fx_arglist *args, struct fx_command_arg *arg, const char *value)
+	struct fx_arglist *args,
+	struct fx_command_arg *arg,
+	const char *value)
 {
-	struct fx_arglist_option *arglist_opt
-		= get_arglist_option(&args->list_options, FX_COMMAND_INVALID_ID);
+	struct fx_arglist_option *arglist_opt = get_arglist_option(
+		&args->list_options,
+		FX_COMMAND_INVALID_ID);
 	if (!arglist_opt) {
 		arglist_opt = malloc(sizeof *arglist_opt);
 
@@ -134,8 +153,10 @@ static fx_status put_arg(
 }
 
 static fx_status put_opt_arg(
-	struct fx_arglist_option *arglist_opt, struct fx_command_option *opt,
-	struct fx_command_arg *arg, const char *value)
+	struct fx_arglist_option *arglist_opt,
+	struct fx_command_option *opt,
+	struct fx_command_arg *arg,
+	const char *value)
 {
 
 	if (arg->arg_allowed_values) {
@@ -202,14 +223,18 @@ static fx_status check_required_args(struct argv_parser *parser)
 		}
 
 		fx_arglist_report_missing_args(
-			parser->arglist, FX_COMMAND_INVALID_ID, arg->arg_id,
+			parser->arglist,
+			FX_COMMAND_INVALID_ID,
+			arg->arg_id,
 			parser->nr_values_cur_arg);
 		return FX_ERR_BAD_FORMAT;
 	}
 
 	if (parser->nr_values_cur_arg != arg->arg_nr_values) {
 		fx_arglist_report_missing_args(
-			parser->arglist, FX_COMMAND_INVALID_ID, arg->arg_id,
+			parser->arglist,
+			FX_COMMAND_INVALID_ID,
+			arg->arg_id,
 			parser->nr_values_cur_arg);
 		return FX_ERR_BAD_FORMAT;
 	}
@@ -225,8 +250,9 @@ static fx_status parse_arg(struct argv_parser *parser)
 			break;
 		}
 
-		struct fx_command *subcmd
-			= fx_command_get_subcommand_with_name(parser->cmd, value);
+		struct fx_command *subcmd = fx_command_get_subcommand_with_name(
+			parser->cmd,
+			value);
 		if (subcmd) {
 			move_to_subcommand(parser, subcmd);
 			parser->arglist->list_argv_last_command
@@ -236,10 +262,14 @@ static fx_status parse_arg(struct argv_parser *parser)
 		}
 
 		struct fx_command_arg *arg = fx_unbox(
-			struct fx_command_arg, parser->arg_it, arg_entry);
+			struct fx_command_arg,
+			parser->arg_it,
+			arg_entry);
 
 		if (!arg) {
-			fx_arglist_report_unexpected_arg(parser->arglist, value);
+			fx_arglist_report_unexpected_arg(
+				parser->arglist,
+				value);
 			return FX_ERR_BAD_FORMAT;
 		}
 
@@ -249,8 +279,10 @@ static fx_status parse_arg(struct argv_parser *parser)
 
 		if (status == FX_ERR_INVALID_ARGUMENT) {
 			fx_arglist_report_invalid_arg_value(
-				parser->arglist, FX_COMMAND_INVALID_ID,
-				arg->arg_id, value);
+				parser->arglist,
+				FX_COMMAND_INVALID_ID,
+				arg->arg_id,
+				value);
 		}
 
 		if (FX_ERR(status)) {
@@ -306,7 +338,8 @@ static fx_status parse_short_opt(struct argv_parser *parser)
 		opt = fx_command_get_option_with_short_name(parser->cmd, flag);
 		if (!opt) {
 			subcmd = fx_command_get_subcommand_with_short_name(
-				parser->cmd, flag);
+				parser->cmd,
+				flag);
 		}
 
 		if (subcmd) {
@@ -319,11 +352,14 @@ static fx_status parse_short_opt(struct argv_parser *parser)
 
 		if (!opt) {
 			fx_string *usage = z__fx_command_default_usage_string(
-				parser->cmd, NULL, parser->arglist);
+				parser->cmd,
+				NULL,
+				parser->arglist);
 			fx_err("unrecognised argument '" F_YELLOW "-%c" F_RESET
 			       "'\n\n",
-			       flag, fx_string_ptr(usage));
-			fx_i("usage: %s", fx_string_ptr(usage));
+			       flag,
+			       fx_string_get_cstr(usage));
+			fx_i("usage: %s", fx_string_get_cstr(usage));
 			fx_i("for more information, use '" F_YELLOW
 			     "--help" F_RESET "'\n");
 			fx_string_unref(usage);
@@ -382,8 +418,10 @@ static fx_status parse_short_opt(struct argv_parser *parser)
 
 			if (status == FX_ERR_INVALID_ARGUMENT) {
 				fx_arglist_report_invalid_arg_value(
-					parser->arglist, FX_COMMAND_INVALID_ID,
-					arg->arg_id, value);
+					parser->arglist,
+					FX_COMMAND_INVALID_ID,
+					arg->arg_id,
+					value);
 			}
 
 			if (FX_ERR(status)) {
@@ -408,7 +446,9 @@ static fx_status parse_short_opt(struct argv_parser *parser)
 			}
 
 			fx_arglist_report_missing_args(
-				parser->arglist, opt->opt_id, arg->arg_id,
+				parser->arglist,
+				opt->opt_id,
+				arg->arg_id,
 				nr_args_cur_opt);
 			return FX_ERR_BAD_FORMAT;
 		}
@@ -420,7 +460,9 @@ static fx_status parse_short_opt(struct argv_parser *parser)
 
 		if (!value) {
 			fx_arglist_report_missing_args(
-				parser->arglist, opt->opt_id, arg->arg_id,
+				parser->arglist,
+				opt->opt_id,
+				arg->arg_id,
 				nr_args_cur_opt);
 			return FX_ERR_BAD_FORMAT;
 		}
@@ -443,16 +485,20 @@ static fx_status parse_long_opt(struct argv_parser *parser)
 	opt = fx_command_get_option_with_long_name(parser->cmd, opt_name);
 	if (!opt) {
 		subcmd = fx_command_get_subcommand_with_long_name(
-			parser->cmd, opt_name);
+			parser->cmd,
+			opt_name);
 	}
 
 	if (!opt && !subcmd) {
 		fx_string *usage = z__fx_command_default_usage_string(
-			parser->cmd, NULL, parser->arglist);
+			parser->cmd,
+			NULL,
+			parser->arglist);
 		fx_err("unrecognised argument '" F_YELLOW "--%s" F_RESET
 		       "'\n\nusage: %s\n\nfor more information, use '" F_YELLOW
 		       "--help" F_RESET "'\n",
-		       opt_name, fx_string_ptr(usage));
+		       opt_name,
+		       fx_string_get_cstr(usage));
 		fx_string_unref(usage);
 
 		return FX_ERR_NO_ENTRY;
@@ -504,8 +550,10 @@ static fx_status parse_long_opt(struct argv_parser *parser)
 
 			if (status == FX_ERR_INVALID_ARGUMENT) {
 				fx_arglist_report_invalid_arg_value(
-					parser->arglist, FX_COMMAND_INVALID_ID,
-					arg->arg_id, value);
+					parser->arglist,
+					FX_COMMAND_INVALID_ID,
+					arg->arg_id,
+					value);
 			}
 
 			if (FX_ERR(status)) {
@@ -533,7 +581,9 @@ static fx_status parse_long_opt(struct argv_parser *parser)
 			}
 
 			fx_arglist_report_missing_args(
-				parser->arglist, opt->opt_id, arg->arg_id,
+				parser->arglist,
+				opt->opt_id,
+				arg->arg_id,
 				nr_args_cur_opt);
 			return FX_ERR_BAD_FORMAT;
 		}
@@ -546,7 +596,9 @@ static fx_status parse_long_opt(struct argv_parser *parser)
 
 		if (!value) {
 			fx_arglist_report_missing_args(
-				parser->arglist, opt->opt_id, arg->arg_id,
+				parser->arglist,
+				opt->opt_id,
+				arg->arg_id,
 				nr_args_cur_opt);
 			return FX_ERR_BAD_FORMAT;
 		}
@@ -580,7 +632,9 @@ static bool should_show_help(struct fx_command *cmd, struct fx_arglist *args)
 }
 
 fx_status fx_arglist_parse(
-	struct fx_arglist *args, struct fx_command **cmd, int argc,
+	struct fx_arglist *args,
+	struct fx_command **cmd,
+	int argc,
 	const char **argv)
 {
 	struct argv_parser parser = {
@@ -665,7 +719,9 @@ void fx_arglist_destroy(struct fx_arglist *args)
 		args_it = fx_bst_first(&opt->opt_values);
 		while (args_it) {
 			struct fx_arglist_value *val = fx_unbox(
-				struct fx_arglist_value, args_it, val_node);
+				struct fx_arglist_value,
+				args_it,
+				val_node);
 			args_next = fx_bst_next(args_it);
 
 			if (val) {
@@ -686,8 +742,11 @@ void fx_arglist_destroy(struct fx_arglist *args)
 }
 
 fx_status fx_arglist_get_string(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, const char **out)
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	const char **out)
 {
 	fx_arglist_iterator it = {0};
 	fx_arglist_iterator_begin(args, opt_id, arg_id, &it);
@@ -710,8 +769,11 @@ fx_status fx_arglist_get_string(
 }
 
 fx_status fx_arglist_get_int(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, long long *out)
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	long long *out)
 {
 	fx_arglist_iterator it = {0};
 	fx_arglist_iterator_begin(args, opt_id, arg_id, &it);
@@ -734,8 +796,11 @@ fx_status fx_arglist_get_int(
 }
 
 fx_status fx_arglist_get_uint(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, unsigned long long *out)
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	unsigned long long *out)
 {
 	fx_arglist_iterator it = {0};
 	fx_arglist_iterator_begin(args, opt_id, arg_id, &it);
@@ -758,7 +823,9 @@ fx_status fx_arglist_get_uint(
 }
 
 fx_status fx_arglist_get_option(
-	const fx_arglist *args, unsigned int opt_id, unsigned int index,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int index,
 	fx_arglist_option **out)
 {
 	struct fx_bst_node *node = fx_bst_first(&args->list_options);
@@ -785,7 +852,9 @@ fx_status fx_arglist_get_option(
 }
 
 size_t fx_arglist_get_count(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id)
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id)
 {
 	size_t count = 0;
 	fx_arglist_iterator it;
@@ -799,12 +868,15 @@ size_t fx_arglist_get_count(
 }
 
 fx_status fx_arglist_option_get_value(
-	const fx_arglist_option *opt, unsigned int arg_id, unsigned int index,
+	const fx_arglist_option *opt,
+	unsigned int arg_id,
+	unsigned int index,
 	fx_arglist_value **out)
 {
 	struct fx_bst_node *node = fx_bst_first(&opt->opt_values);
 	while (node) {
-		fx_arglist_value *cur = fx_unbox(fx_arglist_value, node, val_node);
+		fx_arglist_value *cur
+			= fx_unbox(fx_arglist_value, node, val_node);
 
 		if (cur->val_id != arg_id) {
 			node = fx_bst_next(node);
@@ -825,7 +897,8 @@ fx_status fx_arglist_option_get_value(
 
 /************************ arglist iterator functions **************************/
 
-static struct fx_arglist_option *advance_to_next_opt(struct fx_arglist_iterator *it)
+static struct fx_arglist_option *advance_to_next_opt(
+	struct fx_arglist_iterator *it)
 {
 	struct fx_arglist_option *opt;
 
@@ -846,7 +919,8 @@ static struct fx_arglist_option *advance_to_next_opt(struct fx_arglist_iterator
 	return NULL;
 }
 
-static struct fx_arglist_value *advance_to_next_arg(struct fx_arglist_iterator *it)
+static struct fx_arglist_value *advance_to_next_arg(
+	struct fx_arglist_iterator *it)
 {
 	struct fx_arglist_value *val;
 
@@ -868,8 +942,10 @@ static struct fx_arglist_value *advance_to_next_arg(struct fx_arglist_iterator *
 }
 
 int fx_arglist_iterator_begin(
-	const struct fx_arglist *args, unsigned int opt_filter,
-	unsigned int arg_filter, struct fx_arglist_iterator *it)
+	const struct fx_arglist *args,
+	unsigned int opt_filter,
+	unsigned int arg_filter,
+	struct fx_arglist_iterator *it)
 {
 	memset(it, 0x0, sizeof *it);
 
@@ -909,7 +985,9 @@ int fx_arglist_iterator_begin(
 			}
 
 			val = fx_unbox(
-				struct fx_arglist_value, it->_arg_it, val_node);
+				struct fx_arglist_value,
+				it->_arg_it,
+				val_node);
 			if (!val
 			    || (arg_filter != val->val_id
 			        && arg_filter != FX_COMMAND_INVALID_ID)) {
@@ -994,7 +1072,8 @@ static struct fx_arglist_option *advance_to_next_opt2(
 }
 
 int fx_arglist_option_iterator_begin(
-	const struct fx_arglist *args, unsigned int opt_filter,
+	const struct fx_arglist *args,
+	unsigned int opt_filter,
 	struct fx_arglist_option_iterator *it)
 {
 	memset(it, 0x0, sizeof *it);
@@ -1047,7 +1126,8 @@ bool fx_arglist_option_iterator_next(struct fx_arglist_option_iterator *it)
 	return true;
 }
 
-bool fx_arglist_option_iterator_is_valid(const struct fx_arglist_option_iterator *it)
+bool fx_arglist_option_iterator_is_valid(
+	const struct fx_arglist_option_iterator *it)
 {
 	return it->opt_id != FX_COMMAND_INVALID_ID || it->opt != NULL;
 }

fx.cmdline/command.c

@@ -1,8 +1,8 @@
 #include "command.h"
 
+#include <fx/bst.h>
 #include <fx/cmd.h>
-#include <fx/core/bst.h>
-#include <fx/ds/string.h>
+#include <fx/string.h>
 #include <fx/term/print.h>
 #include <fx/term/tty.h>
 #include <stdio.h>
@@ -13,7 +13,12 @@
 
 static struct fx_bst command_list = {0};
 
-FX_BST_DEFINE_SIMPLE_GET(struct fx_command, unsigned int, c_node, c_id, get_command)
+FX_BST_DEFINE_SIMPLE_GET(
+	struct fx_command,
+	unsigned int,
+	c_node,
+	c_id,
+	get_command)
 FX_BST_DEFINE_SIMPLE_INSERT(struct fx_command, c_node, c_id, put_command)
 
 enum item_type {
@@ -26,7 +31,8 @@ static void command_list_cleanup(void)
 {
 	struct fx_bst_node *node = fx_bst_first(&command_list);
 	while (node) {
-		struct fx_command *cmd = fx_unbox(struct fx_command, node, c_node);
+		struct fx_command *cmd
+			= fx_unbox(struct fx_command, node, c_node);
 		if (!cmd) {
 			break;
 		}
@@ -57,8 +63,10 @@ static void command_usage_destroy(struct fx_command_usage *usage)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&usage->u_parts);
 	while (entry) {
-		struct fx_command_usage_entry *arg
-			= fx_unbox(struct fx_command_usage_entry, entry, e_entry);
+		struct fx_command_usage_entry *arg = fx_unbox(
+			struct fx_command_usage_entry,
+			entry,
+			e_entry);
 		if (!arg) {
 			continue;
 		}
@@ -216,7 +224,9 @@ fx_status fx_command_set_flags(struct fx_command *cmd, fx_command_flags flags)
 	return FX_SUCCESS;
 }
 
-fx_status fx_command_set_description(struct fx_command *cmd, const char *description)
+fx_status fx_command_set_description(
+	struct fx_command *cmd,
+	const char *description)
 {
 	char *desc = fx_strdup(description);
 	if (!desc) {
@@ -233,7 +243,8 @@ fx_status fx_command_set_description(struct fx_command *cmd, const char *descrip
 }
 
 fx_status fx_command_set_callback(
-	struct fx_command *cmd, fx_command_callback callback)
+	struct fx_command *cmd,
+	fx_command_callback callback)
 {
 	cmd->c_callback = callback;
 	return FX_SUCCESS;
@@ -284,7 +295,8 @@ struct fx_command_usage *fx_command_add_usage(struct fx_command *cmd)
 }
 
 const struct fx_command_option *fx_command_get_option(
-	const struct fx_command *cmd, int id)
+	const struct fx_command *cmd,
+	int id)
 {
 	struct fx_queue_entry *cur = fx_queue_first(&cmd->c_opt);
 	while (cur) {
@@ -302,7 +314,8 @@ const struct fx_command_option *fx_command_get_option(
 }
 
 fx_status fx_command_usage_add_option(
-	struct fx_command_usage *usage, struct fx_command_option *opt)
+	struct fx_command_usage *usage,
+	struct fx_command_option *opt)
 {
 	struct fx_command_usage_entry *u_opt = malloc(sizeof *u_opt);
 	if (!u_opt) {
@@ -319,7 +332,8 @@ fx_status fx_command_usage_add_option(
 }
 
 fx_status fx_command_usage_add_arg(
-	struct fx_command_usage *usage, struct fx_command_arg *arg)
+	struct fx_command_usage *usage,
+	struct fx_command_arg *arg)
 {
 	struct fx_command_usage_entry *u_arg = malloc(sizeof *u_arg);
 	if (!u_arg) {
@@ -335,7 +349,9 @@ fx_status fx_command_usage_add_arg(
 	return FX_SUCCESS;
 }
 
-fx_status fx_command_usage_add_command(fx_command_usage *usage, unsigned int cmd_id)
+fx_status fx_command_usage_add_command(
+	fx_command_usage *usage,
+	unsigned int cmd_id)
 {
 	struct fx_command_usage_entry *u_cmd = malloc(sizeof *u_cmd);
 	if (!u_cmd) {
@@ -392,7 +408,9 @@ static void prepend_command_name(struct fx_command *cmd, fx_string *out)
 }
 
 static void get_qualified_command_name(
-	struct fx_command *cmd, const struct fx_arglist *args, fx_string *out)
+	struct fx_command *cmd,
+	const struct fx_arglist *args,
+	fx_string *out)
 {
 	for (unsigned int i = 0; i <= args->list_argv_last_command; i++) {
 		if (i > 0) {
@@ -414,8 +432,10 @@ static void get_qualified_command_name(
 }
 
 static void get_usage_string(
-	struct fx_command *cmd, struct fx_arglist *args,
-	struct fx_command_usage *usage, fx_string *out)
+	struct fx_command *cmd,
+	struct fx_arglist *args,
+	struct fx_command_usage *usage,
+	fx_string *out)
 {
 	get_qualified_command_name(cmd, args, out);
 
@@ -424,7 +444,9 @@ static void get_usage_string(
 	struct fx_queue_entry *q_entry = fx_queue_first(&usage->u_parts);
 	while (q_entry) {
 		struct fx_command_usage_entry *entry = fx_unbox(
-			struct fx_command_usage_entry, q_entry, e_entry);
+			struct fx_command_usage_entry,
+			q_entry,
+			e_entry);
 
 		if (!entry) {
 			break;
@@ -436,7 +458,10 @@ static void get_usage_string(
 		switch (entry->e_type) {
 		case CMD_USAGE_ARG:
 			if (entry->e_arg) {
-				z__fx_get_arg_usage_string(entry->e_arg, false, out);
+				z__fx_get_arg_usage_string(
+					entry->e_arg,
+					false,
+					out);
 			} else {
 				fx_string_append_cstr(out, "[[ARGS]");
 			}
@@ -444,7 +469,9 @@ static void get_usage_string(
 		case CMD_USAGE_OPT:
 			if (entry->e_opt) {
 				z__fx_get_option_usage_string(
-					entry->e_opt, CMD_STR_DIRECT_USAGE, out);
+					entry->e_opt,
+					CMD_STR_DIRECT_USAGE,
+					out);
 			} else {
 				fx_string_append_cstr(out, "[[OPTIONS]");
 			}
@@ -473,7 +500,8 @@ static void get_usage_string(
 }
 
 fx_string *z__fx_command_default_usage_string(
-	struct fx_command *cmd, struct fx_command_option *with_opt,
+	struct fx_command *cmd,
+	struct fx_command_option *with_opt,
 	const struct fx_arglist *args)
 {
 	fx_string *str = fx_string_create();
@@ -481,7 +509,10 @@ fx_string *z__fx_command_default_usage_string(
 
 	if (with_opt) {
 		fx_string_append_cstr(str, " ");
-		z__fx_get_option_usage_string(with_opt, CMD_STR_DIRECT_USAGE, str);
+		z__fx_get_option_usage_string(
+			with_opt,
+			CMD_STR_DIRECT_USAGE,
+			str);
 	} else if (!fx_queue_empty(&cmd->c_opt)) {
 		fx_string_append_cstr(str, " [OPTIONS]");
 	}
@@ -519,7 +550,9 @@ static void get_command_string(struct fx_command *cmd, fx_string *out)
 		}
 
 		fx_string_append_cstrf(
-			out, F_GREEN "-%c" F_RESET, cmd->c_short_name);
+			out,
+			F_GREEN "-%c" F_RESET,
+			cmd->c_short_name);
 		r++;
 	}
 
@@ -529,7 +562,9 @@ static void get_command_string(struct fx_command *cmd, fx_string *out)
 		}
 
 		fx_string_append_cstrf(
-			out, F_GREEN "--%s" F_RESET, cmd->c_long_name);
+			out,
+			F_GREEN "--%s" F_RESET,
+			cmd->c_long_name);
 		r++;
 	}
 }
@@ -544,7 +579,8 @@ static void get_command_description(struct fx_command *cmd, fx_string *out)
  *    2) the length of the description string exceeds the remaining line length
  * 	 (once the usage string has been printed.
  *    or,
- *    	 3) the length of the description string is more than three terminal lines.
+ *    	 3) the length of the description string is more than three terminal
+ * lines.
  */
 #define description_on_separate_line(opt_len, desc_len)                        \
 	((opt_len >= newline_threshold                                         \
@@ -578,12 +614,14 @@ static void print_options_list(struct fx_command *cmd)
 		z__fx_get_option_usage_string(opt, CMD_STR_COLOUR, opt_str);
 		z__fx_get_option_description(opt, desc_str);
 
-		size_t opt_len = fx_string_get_size(
-					 opt_str, FX_STRLEN_IGNORE_ESC
-							  | FX_STRLEN_IGNORE_MOD)
-		               + 4;
+		size_t opt_len
+			= fx_string_get_size(
+				  opt_str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 		size_t desc_len = fx_string_get_size(
-			desc_str, FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD);
+			desc_str,
+			FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD);
 
 		if (description_on_separate_line(opt_len, desc_len)) {
 			goto skip;
@@ -616,12 +654,14 @@ static void print_options_list(struct fx_command *cmd)
 
 		z__fx_get_option_usage_string(opt, CMD_STR_COLOUR, opt_str);
 		z__fx_get_option_description(opt, desc_str);
-		size_t opt_len = fx_string_get_size(
-					 opt_str, FX_STRLEN_IGNORE_ESC
-							  | FX_STRLEN_IGNORE_MOD)
-		               + 4;
+		size_t opt_len
+			= fx_string_get_size(
+				  opt_str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 		size_t desc_len = fx_string_get_size(
-			desc_str, FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD);
+			desc_str,
+			FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD);
 
 		bool new_paragraph
 			= description_on_separate_line(opt_len, desc_len);
@@ -631,7 +671,7 @@ static void print_options_list(struct fx_command *cmd)
 		}
 
 		fx_tty_puts(OUTPUT_STREAM, 0, "    ");
-		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_ptr(opt_str));
+		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_get_cstr(opt_str));
 
 		if (new_paragraph) {
 			format.p_flags = 0;
@@ -650,7 +690,10 @@ static void print_options_list(struct fx_command *cmd)
 			len++;
 		}
 
-		fx_print_paragraph(fx_string_ptr(desc_str), OUTPUT_STREAM, &format);
+		fx_print_paragraph(
+			fx_string_get_cstr(desc_str),
+			OUTPUT_STREAM,
+			&format);
 
 		if (new_paragraph) {
 			fx_tty_putc(OUTPUT_STREAM, 0, '\n');
@@ -678,9 +721,11 @@ static void print_args_list(struct fx_command *cmd)
 
 		fx_string_clear(str);
 		z__fx_get_arg_usage_string(arg, true, str);
-		size_t len = fx_string_get_size(
-				     str, FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
-		           + 4;
+		size_t len
+			= fx_string_get_size(
+				  str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 
 		if (len > desc_margin) {
 			desc_margin = len;
@@ -704,11 +749,12 @@ static void print_args_list(struct fx_command *cmd)
 		z__fx_get_arg_usage_string(arg, true, str);
 
 		fx_tty_puts(OUTPUT_STREAM, 0, "    ");
-		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_ptr(str));
-		unsigned int len = fx_string_get_size(
-					   str, FX_STRLEN_IGNORE_ESC
-							| FX_STRLEN_IGNORE_MOD)
-		                 + 4;
+		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_get_cstr(str));
+		unsigned int len
+			= fx_string_get_size(
+				  str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 		while (len < format.p_left_margin) {
 			fx_tty_putc(OUTPUT_STREAM, 0, ' ');
 			len++;
@@ -717,7 +763,10 @@ static void print_args_list(struct fx_command *cmd)
 		fx_string_clear(str);
 		z__fx_get_arg_description(arg, str);
 
-		fx_print_paragraph(fx_string_ptr(str), OUTPUT_STREAM, &format);
+		fx_print_paragraph(
+			fx_string_get_cstr(str),
+			OUTPUT_STREAM,
+			&format);
 		entry = fx_queue_next(entry);
 	}
 
@@ -738,9 +787,11 @@ static void print_commands_list(struct fx_command *cmd)
 
 		fx_string_clear(str);
 		get_command_string(sub, str);
-		size_t len = fx_string_get_size(
-				     str, FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
-		           + 4;
+		size_t len
+			= fx_string_get_size(
+				  str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 
 		if (len > desc_margin) {
 			desc_margin = len;
@@ -764,11 +815,12 @@ static void print_commands_list(struct fx_command *cmd)
 		get_command_string(sub, str);
 
 		fx_tty_puts(OUTPUT_STREAM, 0, "    ");
-		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_ptr(str));
-		unsigned int len = fx_string_get_size(
-					   str, FX_STRLEN_IGNORE_ESC
-							| FX_STRLEN_IGNORE_MOD)
-		                 + 4;
+		fx_tty_puts(OUTPUT_STREAM, 0, fx_string_get_cstr(str));
+		unsigned int len
+			= fx_string_get_size(
+				  str,
+				  FX_STRLEN_IGNORE_ESC | FX_STRLEN_IGNORE_MOD)
+		        + 4;
 		while (len < format.p_left_margin) {
 			fx_tty_putc(OUTPUT_STREAM, 0, ' ');
 			len++;
@@ -777,7 +829,10 @@ static void print_commands_list(struct fx_command *cmd)
 		fx_string_clear(str);
 		get_command_description(sub, str);
 
-		fx_print_paragraph(fx_string_ptr(str), OUTPUT_STREAM, &format);
+		fx_print_paragraph(
+			fx_string_get_cstr(str),
+			OUTPUT_STREAM,
+			&format);
 
 		entry = fx_queue_next(entry);
 	}
@@ -786,7 +841,8 @@ static void print_commands_list(struct fx_command *cmd)
 }
 
 struct fx_command *fx_command_get_subcommand_with_name(
-	struct fx_command *cmd, const char *name)
+	struct fx_command *cmd,
+	const char *name)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_subcommands);
 	while (entry) {
@@ -808,7 +864,8 @@ struct fx_command *fx_command_get_subcommand_with_name(
 }
 
 struct fx_command *fx_command_get_subcommand_with_long_name(
-	struct fx_command *cmd, const char *long_name)
+	struct fx_command *cmd,
+	const char *long_name)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_subcommands);
 	while (entry) {
@@ -830,7 +887,8 @@ struct fx_command *fx_command_get_subcommand_with_long_name(
 }
 
 struct fx_command *fx_command_get_subcommand_with_short_name(
-	struct fx_command *cmd, char short_name)
+	struct fx_command *cmd,
+	char short_name)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_subcommands);
 	while (entry) {
@@ -852,7 +910,8 @@ struct fx_command *fx_command_get_subcommand_with_short_name(
 }
 
 struct fx_command_option *fx_command_get_option_with_long_name(
-	struct fx_command *cmd, const char *long_name)
+	struct fx_command *cmd,
+	const char *long_name)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_opt);
 	while (entry) {
@@ -874,7 +933,8 @@ struct fx_command_option *fx_command_get_option_with_long_name(
 }
 
 struct fx_command_option *fx_command_get_option_with_short_name(
-	struct fx_command *cmd, char short_name)
+	struct fx_command *cmd,
+	char short_name)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_opt);
 	while (entry) {
@@ -896,7 +956,8 @@ struct fx_command_option *fx_command_get_option_with_short_name(
 }
 
 struct fx_command_option *fx_command_get_option_with_id(
-	struct fx_command *cmd, unsigned int id)
+	struct fx_command *cmd,
+	unsigned int id)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_opt);
 	while (entry) {
@@ -914,7 +975,8 @@ struct fx_command_option *fx_command_get_option_with_id(
 }
 
 struct fx_command_arg *fx_command_get_arg_with_id(
-	struct fx_command *cmd, unsigned int id)
+	struct fx_command *cmd,
+	unsigned int id)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&cmd->c_arg);
 	while (entry) {
@@ -941,7 +1003,10 @@ static void print_usage(struct fx_command *cmd, struct fx_arglist *args)
 	if (fx_queue_empty(&cmd->c_usage)) {
 		fx_string *usage
 			= z__fx_command_default_usage_string(cmd, NULL, args);
-		fx_print_paragraph(fx_string_ptr(usage), OUTPUT_STREAM, &format);
+		fx_print_paragraph(
+			fx_string_get_cstr(usage),
+			OUTPUT_STREAM,
+			&format);
 		fx_string_unref(usage);
 		return;
 	}
@@ -954,7 +1019,10 @@ static void print_usage(struct fx_command *cmd, struct fx_arglist *args)
 
 		fx_string_clear(str);
 		get_usage_string(cmd, args, usage, str);
-		fx_print_paragraph(fx_string_ptr(str), OUTPUT_STREAM, &format);
+		fx_print_paragraph(
+			fx_string_get_cstr(str),
+			OUTPUT_STREAM,
+			&format);
 
 		entry = fx_queue_next(entry);
 	}
@@ -968,7 +1036,10 @@ static void print_help(struct fx_command *cmd, struct fx_arglist *args)
 
 	if (!cmd->c_parent) {
 		fx_tty_printf(
-			OUTPUT_STREAM, 0, F_GREEN "%s" F_RESET "\n", cmd->c_name);
+			OUTPUT_STREAM,
+			0,
+			F_GREEN "%s" F_RESET "\n",
+			cmd->c_name);
 	}
 
 	if (cmd->c_description) {
@@ -999,9 +1070,13 @@ static int execute_command(struct fx_command *cmd, struct fx_arglist *args)
 	}
 
 	size_t nr_items = fx_arglist_get_count(
-		args, FX_COMMAND_INVALID_ID, FX_COMMAND_INVALID_ID);
+		args,
+		FX_COMMAND_INVALID_ID,
+		FX_COMMAND_INVALID_ID);
 	size_t nr_help = fx_arglist_get_count(
-		args, FX_COMMAND_OPTION_HELP, FX_COMMAND_INVALID_ID);
+		args,
+		FX_COMMAND_OPTION_HELP,
+		FX_COMMAND_INVALID_ID);
 
 	if ((cmd->c_flags & FX_COMMAND_SHOW_HELP_BY_DEFAULT) && nr_items == 0) {
 		print_help(cmd, args);
@@ -1020,7 +1095,9 @@ static int execute_command(struct fx_command *cmd, struct fx_arglist *args)
 	return -1;
 }
 
-static fx_status add_subcommand(struct fx_command *parent, struct fx_command *child)
+static fx_status add_subcommand(
+	struct fx_command *parent,
+	struct fx_command *child)
 {
 	fx_queue_push_back(&parent->c_subcommands, &child->c_entry);
 	child->c_parent = parent;
@@ -1032,7 +1109,8 @@ static int resolve_command_parents(struct fx_bst *commands)
 {
 	struct fx_bst_node *node = fx_bst_first(commands);
 	while (node) {
-		struct fx_command *cmd = fx_unbox(struct fx_command, node, c_node);
+		struct fx_command *cmd
+			= fx_unbox(struct fx_command, node, c_node);
 
 		if (cmd->c_parent_id == FX_COMMAND_INVALID_ID) {
 			goto skip;

fx.cmdline/command.h

@@ -1,10 +1,10 @@
 #ifndef _FX_COMMAND_H_
 #define _FX_COMMAND_H_
 
+#include <fx/bst.h>
 #include <fx/cmd.h>
-#include <fx/core/bst.h>
-#include <fx/core/queue.h>
-#include <fx/ds/string.h>
+#include <fx/queue.h>
+#include <fx/string.h>
 
 #define F_RED         "[bright_red]"
 #define F_GREEN       "[bright_green]"
@@ -105,23 +105,31 @@ struct fx_arglist {
 };
 
 FX_API struct fx_command *fx_command_get_subcommand_with_name(
-	struct fx_command *cmd, const char *name);
+	struct fx_command *cmd,
+	const char *name);
 FX_API struct fx_command *fx_command_get_subcommand_with_long_name(
-	struct fx_command *cmd, const char *long_name);
+	struct fx_command *cmd,
+	const char *long_name);
 FX_API struct fx_command *fx_command_get_subcommand_with_short_name(
-	struct fx_command *cmd, char short_name);
+	struct fx_command *cmd,
+	char short_name);
 
 FX_API struct fx_command_option *fx_command_get_option_with_long_name(
-	struct fx_command *cmd, const char *long_name);
+	struct fx_command *cmd,
+	const char *long_name);
 FX_API struct fx_command_option *fx_command_get_option_with_short_name(
-	struct fx_command *cmd, char short_name);
+	struct fx_command *cmd,
+	char short_name);
 FX_API struct fx_command_option *fx_command_get_option_with_id(
-	struct fx_command *cmd, unsigned int id);
+	struct fx_command *cmd,
+	unsigned int id);
 FX_API struct fx_command_arg *fx_command_get_arg_with_id(
-	struct fx_command *cmd, unsigned int id);
+	struct fx_command *cmd,
+	unsigned int id);
 
 FX_API struct fx_command_arg *fx_command_option_get_arg_with_id(
-	struct fx_command_option *opt, unsigned int id);
+	struct fx_command_option *opt,
+	unsigned int id);
 
 FX_API struct fx_command_option *fx_command_option_create(void);
 FX_API void fx_command_option_destroy(struct fx_command_option *opt);
@@ -131,21 +139,31 @@ FX_API void fx_command_arg_destroy(struct fx_command_arg *arg);
 
 FX_API struct fx_arglist *fx_arglist_create(void);
 FX_API fx_status fx_arglist_parse(
-	struct fx_arglist *args, struct fx_command **cmd, int argc,
+	struct fx_arglist *args,
+	struct fx_command **cmd,
+	int argc,
 	const char **argv);
 FX_API void fx_arglist_destroy(struct fx_arglist *args);
 
 FX_API fx_string *z__fx_command_default_usage_string(
-	struct fx_command *cmd, struct fx_command_option *with_opt,
+	struct fx_command *cmd,
+	struct fx_command_option *with_opt,
 	const struct fx_arglist *args);
 
 FX_API void z__fx_get_arg_usage_string(
-	struct fx_command_arg *arg, bool colour, fx_string *out);
-FX_API void z__fx_get_arg_description(struct fx_command_arg *arg, fx_string *out);
+	struct fx_command_arg *arg,
+	bool colour,
+	fx_string *out);
+FX_API void z__fx_get_arg_description(
+	struct fx_command_arg *arg,
+	fx_string *out);
 
 FX_API void z__fx_get_option_usage_string(
-	struct fx_command_option *opt, enum cmd_string_flags flags, fx_string *out);
+	struct fx_command_option *opt,
+	enum cmd_string_flags flags,
+	fx_string *out);
 FX_API void z__fx_get_option_description(
-	struct fx_command_option *opt, fx_string *out);
+	struct fx_command_option *opt,
+	fx_string *out);
 
 #endif

fx.cmdline/include/fx/cmd.h

@@ -1,53 +1,64 @@
 #ifndef FX_CMD_H_
 #define FX_CMD_H_
 
-#include <fx/core/bst.h>
-#include <fx/core/init.h>
-#include <fx/core/iterator.h>
-#include <fx/core/queue.h>
-#include <fx/ds/array.h>
+#include <fx/bst.h>
+#include <fx/collections/array.h>
+#include <fx/init.h>
+#include <fx/iterator.h>
+#include <fx/queue.h>
 #include <stdbool.h>
 #include <stdint.h>
 
-#define fx_arglist_foreach(it, q)                                               \
-	for (int z__fx_unique_name() = fx_arglist_iterator_begin(                \
-		     q, FX_COMMAND_INVALID_ID, FX_COMMAND_INVALID_ID, (it));     \
-	     fx_arglist_iterator_is_valid(it); fx_arglist_iterator_next(it))
+#define fx_arglist_foreach(it, q)                                              \
+	for (int z__fx_unique_name() = fx_arglist_iterator_begin(              \
+		     q,                                                        \
+		     FX_COMMAND_INVALID_ID,                                    \
+		     FX_COMMAND_INVALID_ID,                                    \
+		     (it));                                                    \
+	     fx_arglist_iterator_is_valid(it);                                 \
+	     fx_arglist_iterator_next(it))
 
-#define fx_arglist_foreach_filtered(it, q, opt_id, arg_id)                      \
-	for (int z__fx_unique_name()                                            \
-	     = fx_arglist_iterator_begin(q, opt_id, arg_id, (it));              \
-	     fx_arglist_iterator_is_valid(it); fx_arglist_iterator_next(it))
+#define fx_arglist_foreach_filtered(it, q, opt_id, arg_id)                     \
+	for (int z__fx_unique_name()                                           \
+	     = fx_arglist_iterator_begin(q, opt_id, arg_id, (it));             \
+	     fx_arglist_iterator_is_valid(it);                                 \
+	     fx_arglist_iterator_next(it))
 
-#define fx_arglist_option_foreach(it, q)                                        \
-	for (int z__fx_unique_name()                                            \
-	     = fx_arglist_option_iterator_begin(q, FX_COMMAND_INVALID_ID, (it)); \
-	     fx_arglist_option_iterator_is_valid(it);                           \
+#define fx_arglist_option_foreach(it, q)                                       \
+	for (int z__fx_unique_name() = fx_arglist_option_iterator_begin(       \
+		     q,                                                        \
+		     FX_COMMAND_INVALID_ID,                                    \
+		     (it));                                                    \
+	     fx_arglist_option_iterator_is_valid(it);                          \
 	     fx_arglist_option_iterator_next(it))
 
-#define fx_arglist_option_foreach_filtered(it, q, opt_id)                       \
-	for (int z__fx_unique_name()                                            \
-	     = fx_arglist_option_iterator_begin(q, opt_id, (it));               \
-	     fx_arglist_option_iterator_is_valid(it);                           \
+#define fx_arglist_option_foreach_filtered(it, q, opt_id)                      \
+	for (int z__fx_unique_name()                                           \
+	     = fx_arglist_option_iterator_begin(q, opt_id, (it));              \
+	     fx_arglist_option_iterator_is_valid(it);                          \
 	     fx_arglist_option_iterator_next(it))
 
-#define FX_COMMAND(id, parent_id)                                               \
-	static fx_command *command_##id = NULL;                                 \
+#define FX_COMMAND(id, parent_id)                                              \
+	static fx_command *command_##id = NULL;                                \
 	static void __init_##id(                                               \
-		fx_command *, fx_command_option *, fx_command_arg *,              \
-		fx_command_usage *);                                            \
-	FX_INIT(init_##id)                                                      \
+		fx_command *,                                                  \
+		fx_command_option *,                                           \
+		fx_command_arg *,                                              \
+		fx_command_usage *);                                           \
+	FX_INIT(init_##id)                                                     \
 	{                                                                      \
-		command_##id = fx_command_create(id);                           \
-		if ((parent_id) != FX_COMMAND_INVALID_ID) {                     \
-			fx_command_set_parent(command_##id, parent_id);         \
+		command_##id = fx_command_create(id);                          \
+		if ((parent_id) != FX_COMMAND_INVALID_ID) {                    \
+			fx_command_set_parent(command_##id, parent_id);        \
 		}                                                              \
 		__init_##id(command_##id, NULL, NULL, NULL);                   \
-		fx_command_register(command_##id);                              \
+		fx_command_register(command_##id);                             \
 	}                                                                      \
 	static void __init_##id(                                               \
-		fx_command *this_cmd, fx_command_option *this_opt,               \
-		fx_command_arg *this_arg, fx_command_usage *this_usage)
+		fx_command *this_cmd,                                          \
+		fx_command_option *this_opt,                                   \
+		fx_command_arg *this_arg,                                      \
+		fx_command_usage *this_usage)
 
 #define FX_COMMAND_NAME(name)       fx_command_set_name(this_cmd, (name))
 #define FX_COMMAND_LONG_NAME(name)  fx_command_set_long_name(this_cmd, (name))
@@ -56,41 +67,44 @@
 #define FX_COMMAND_FLAGS(flags)     fx_command_set_flags(this_cmd, (flags))
 #define FX_COMMAND_FUNCTION(fn)     fx_command_set_callback(this_cmd, (fn))
 
-#define FX_COMMAND_OPTION(id)                                                   \
-	fx_command_option *opt_##id = fx_command_add_option(this_cmd, (id));     \
+#define FX_COMMAND_OPTION(id)                                                  \
+	fx_command_option *opt_##id = fx_command_add_option(this_cmd, (id));   \
 	this_opt = opt_##id;                                                   \
 	if (this_opt)
 
-#define FX_COMMAND_OPTION_GEN(id)                                               \
-	fx_command_option *z__fx_unique_name()                                   \
-		= fx_command_add_option(this_cmd, (id));                        \
-	this_opt = z__fx_unique_name();                                         \
+#define FX_COMMAND_OPTION_GEN(id)                                              \
+	fx_command_option *z__fx_unique_name()                                 \
+		= fx_command_add_option(this_cmd, (id));                       \
+	this_opt = z__fx_unique_name();                                        \
 	if (this_opt)
 
-#define FX_COMMAND_HELP_OPTION()                                                  \
-	do {                                                                     \
-		fx_command_option *opt                                            \
-			= fx_command_add_option(this_cmd, FX_COMMAND_OPTION_HELP); \
-		fx_command_option_set_description(opt, "Show this help message"); \
-		fx_command_option_set_short_name(opt, 'h');                       \
-		fx_command_option_set_long_name(opt, "help");                     \
+#define FX_COMMAND_HELP_OPTION()                                               \
+	do {                                                                   \
+		fx_command_option *opt = fx_command_add_option(                \
+			this_cmd,                                              \
+			FX_COMMAND_OPTION_HELP);                               \
+		fx_command_option_set_description(                             \
+			opt,                                                   \
+			"Show this help message");                             \
+		fx_command_option_set_short_name(opt, 'h');                    \
+		fx_command_option_set_long_name(opt, "help");                  \
 	} while (0)
 
-#define FX_OPTION_LONG_NAME(name)                                               \
+#define FX_OPTION_LONG_NAME(name)                                              \
 	fx_command_option_set_long_name(this_opt, (name))
 
-#define FX_OPTION_SHORT_NAME(name)                                              \
+#define FX_OPTION_SHORT_NAME(name)                                             \
 	fx_command_option_set_short_name(this_opt, (name))
 
 #define FX_OPTION_DESC(desc) fx_command_option_set_description(this_opt, (desc))
 
-#define FX_OPTION_ARG(id)                                                       \
-	fx_command_arg *arg_##id = fx_command_option_add_arg(this_opt, (id));    \
+#define FX_OPTION_ARG(id)                                                      \
+	fx_command_arg *arg_##id = fx_command_option_add_arg(this_opt, (id));  \
 	this_arg = arg_##id;                                                   \
 	if (this_arg)
 
-#define FX_COMMAND_ARG(id)                                                      \
-	fx_command_arg *arg_##id = fx_command_add_arg(this_cmd, (id));           \
+#define FX_COMMAND_ARG(id)                                                     \
+	fx_command_arg *arg_##id = fx_command_add_arg(this_cmd, (id));         \
 	this_arg = arg_##id;                                                   \
 	if (this_arg)
 
@@ -98,37 +112,38 @@
 
 #define FX_ARG_DESC(desc) fx_command_arg_set_description(this_arg, (desc))
 
-#define FX_ARG_NR_VALUES(nr_values)                                             \
+#define FX_ARG_NR_VALUES(nr_values)                                            \
 	fx_command_arg_set_nr_values(this_arg, (nr_values))
 
-#define FX_ARG_ALLOWED_VALUES(...)                                              \
+#define FX_ARG_ALLOWED_VALUES(...)                                             \
 	static const char *allowed_values[] = {                                \
 		__VA_ARGS__,                                                   \
 		NULL,                                                          \
 	};                                                                     \
 	fx_command_arg_set_allowed_values(this_arg, allowed_values)
 
-#define FX_COMMAND_USAGE()                                                      \
-	fx_command_usage *z__fx_unique_name() = fx_command_add_usage(this_cmd);   \
-	this_usage = z__fx_unique_name();                                       \
+#define FX_COMMAND_USAGE()                                                     \
+	fx_command_usage *z__fx_unique_name()                                  \
+		= fx_command_add_usage(this_cmd);                              \
+	this_usage = z__fx_unique_name();                                      \
 	if (this_usage)
 
-#define FX_COMMAND_USAGE_COMMAND(cmd_id)                                        \
+#define FX_COMMAND_USAGE_COMMAND(cmd_id)                                       \
 	fx_command_usage_add_command(this_usage, cmd_id)
 
-#define FX_COMMAND_USAGE_COMMAND_PLACEHOLDER()                                  \
+#define FX_COMMAND_USAGE_COMMAND_PLACEHOLDER()                                 \
 	fx_command_usage_add_command(this_usage, FX_COMMAND_INVALID_ID)
 
-#define FX_COMMAND_USAGE_OPT(opt_id)                                            \
+#define FX_COMMAND_USAGE_OPT(opt_id)                                           \
 	fx_command_usage_add_option(this_usage, opt_##opt_id)
 
-#define FX_COMMAND_USAGE_OPT_PLACEHOLDER()                                      \
+#define FX_COMMAND_USAGE_OPT_PLACEHOLDER()                                     \
 	fx_command_usage_add_option(this_usage, NULL)
 
-#define FX_COMMAND_USAGE_ARG(opt_id)                                            \
+#define FX_COMMAND_USAGE_ARG(opt_id)                                           \
 	fx_command_usage_add_arg(this_usage, arg_##opt_id)
 
-#define FX_COMMAND_USAGE_ARG_PLACEHOLDER()                                      \
+#define FX_COMMAND_USAGE_ARG_PLACEHOLDER()                                     \
 	fx_command_usage_add_arg(this_usage, NULL)
 
 #define FX_COMMAND_OPTION_HELP ((uintptr_t)0xF0000001)
@@ -197,90 +212,137 @@ typedef struct fx_arglist fx_arglist;
 typedef struct fx_arglist_option fx_arglist_option;
 
 typedef int (*fx_command_callback)(
-	const fx_command *, const fx_arglist *, const fx_array *);
+	const fx_command *,
+	const fx_arglist *,
+	const fx_array *);
 
 FX_API fx_command *fx_command_create(unsigned int id);
 FX_API void fx_command_destroy(fx_command *cmd);
 FX_API fx_status fx_command_register(fx_command *cmd);
-FX_API int fx_command_dispatch(unsigned int cmd_id, int argc, const char **argv);
+FX_API int fx_command_dispatch(
+	unsigned int cmd_id,
+	int argc,
+	const char **argv);
 
 FX_API fx_status fx_command_set_name(fx_command *cmd, const char *name);
 FX_API fx_status fx_command_set_long_name(fx_command *cmd, const char *name);
 FX_API fx_status fx_command_set_short_name(fx_command *cmd, char name);
 FX_API fx_status fx_command_set_flags(fx_command *cmd, fx_command_flags flags);
-FX_API fx_status fx_command_set_description(fx_command *cmd, const char *description);
+FX_API fx_status fx_command_set_description(
+	fx_command *cmd,
+	const char *description);
 FX_API fx_status fx_command_set_callback(
-	fx_command *cmd, fx_command_callback callback);
+	fx_command *cmd,
+	fx_command_callback callback);
 FX_API fx_status fx_command_set_parent(fx_command *cmd, unsigned int parent_id);
 FX_API fx_command_option *fx_command_add_option(fx_command *cmd, int id);
 FX_API fx_command_arg *fx_command_add_arg(fx_command *cmd, int id);
 FX_API fx_command_usage *fx_command_add_usage(fx_command *cmd);
 
-FX_API const fx_command_option *fx_command_get_option(const fx_command *cmd, int id);
+FX_API const fx_command_option *fx_command_get_option(
+	const fx_command *cmd,
+	int id);
 
-FX_API const char *fx_command_option_get_long_name(const fx_command_option *opt);
+FX_API const char *fx_command_option_get_long_name(
+	const fx_command_option *opt);
 FX_API char fx_command_option_get_short_name(const fx_command_option *opt);
 FX_API const char *fx_command_option_get_description(fx_command_option *opt);
 FX_API fx_status fx_command_option_set_long_name(
-	fx_command_option *opt, const char *name);
-FX_API fx_status fx_command_option_set_short_name(fx_command_option *opt, char name);
+	fx_command_option *opt,
+	const char *name);
+FX_API fx_status fx_command_option_set_short_name(
+	fx_command_option *opt,
+	char name);
 FX_API fx_status fx_command_option_set_description(
-	fx_command_option *opt, const char *description);
-FX_API fx_command_arg *fx_command_option_add_arg(fx_command_option *opt, int id);
+	fx_command_option *opt,
+	const char *description);
+FX_API fx_command_arg *fx_command_option_add_arg(
+	fx_command_option *opt,
+	int id);
 
 FX_API fx_status fx_command_arg_set_name(fx_command_arg *arg, const char *name);
 FX_API fx_status fx_command_arg_set_description(
-	fx_command_arg *arg, const char *description);
+	fx_command_arg *arg,
+	const char *description);
 FX_API fx_status fx_command_arg_set_nr_values(
-	fx_command_arg *arg, fx_command_arg_value_count nr_values);
+	fx_command_arg *arg,
+	fx_command_arg_value_count nr_values);
 FX_API fx_status fx_command_arg_set_allowed_values(
-	fx_command_arg *arg, const char **allowed_values);
+	fx_command_arg *arg,
+	const char **allowed_values);
 
 FX_API fx_status fx_command_usage_add_option(
-	fx_command_usage *usage, fx_command_option *opt);
+	fx_command_usage *usage,
+	fx_command_option *opt);
 FX_API fx_status fx_command_usage_add_arg(
-	fx_command_usage *usage, fx_command_arg *opt);
+	fx_command_usage *usage,
+	fx_command_arg *opt);
 FX_API fx_status fx_command_usage_add_command(
-	fx_command_usage *usage, unsigned int cmd_id);
+	fx_command_usage *usage,
+	unsigned int cmd_id);
 
 FX_API fx_status fx_arglist_get_string(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, const char **out);
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	const char **out);
 FX_API fx_status fx_arglist_get_int(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, long long *out);
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	long long *out);
 FX_API fx_status fx_arglist_get_uint(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
-	unsigned int index, unsigned long long *out);
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
+	unsigned int index,
+	unsigned long long *out);
 FX_API fx_status fx_arglist_get_option(
-	const fx_arglist *args, unsigned int opt_id, unsigned int index,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int index,
 	fx_arglist_option **out);
 FX_API size_t fx_arglist_get_count(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id);
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id);
 
 FX_API fx_status fx_arglist_report_missing_option(
-	const fx_arglist *args, unsigned int opt_id);
+	const fx_arglist *args,
+	unsigned int opt_id);
 FX_API fx_status fx_arglist_report_unexpected_arg(
-	const fx_arglist *args, const char *value);
+	const fx_arglist *args,
+	const char *value);
 FX_API fx_status fx_arglist_report_invalid_arg_value(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
 	const char *value);
 FX_API fx_status fx_arglist_report_missing_args(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
 	size_t nr_supplied);
 
 FX_API fx_status fx_arglist_option_get_value(
-	const fx_arglist_option *opt, unsigned int arg_id, unsigned int index,
+	const fx_arglist_option *opt,
+	unsigned int arg_id,
+	unsigned int index,
 	fx_arglist_value **out);
 
 FX_API int fx_arglist_iterator_begin(
-	const fx_arglist *args, unsigned int opt_filter, unsigned int arg_filter,
+	const fx_arglist *args,
+	unsigned int opt_filter,
+	unsigned int arg_filter,
 	fx_arglist_iterator *it);
 FX_API bool fx_arglist_iterator_next(fx_arglist_iterator *it);
 FX_API bool fx_arglist_iterator_is_valid(const fx_arglist_iterator *it);
 
 FX_API int fx_arglist_option_iterator_begin(
-	const fx_arglist *args, unsigned int opt_filter,
+	const fx_arglist *args,
+	unsigned int opt_filter,
 	fx_arglist_option_iterator *it);
 FX_API bool fx_arglist_option_iterator_next(fx_arglist_option_iterator *it);
 FX_API bool fx_arglist_option_iterator_is_valid(

fx.cmdline/option.c

@@ -1,7 +1,7 @@
 #include "command.h"
 
 #include <fx/cmd.h>
-#include <fx/ds/string.h>
+#include <fx/string.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -58,7 +58,8 @@ const char *fx_command_option_get_description(struct fx_command_option *opt)
 }
 
 fx_status fx_command_option_set_long_name(
-	struct fx_command_option *opt, const char *name)
+	struct fx_command_option *opt,
+	const char *name)
 {
 	char *n = fx_strdup(name);
 	if (!n) {
@@ -74,14 +75,17 @@ fx_status fx_command_option_set_long_name(
 	return FX_SUCCESS;
 }
 
-fx_status fx_command_option_set_short_name(struct fx_command_option *opt, char name)
+fx_status fx_command_option_set_short_name(
+	struct fx_command_option *opt,
+	char name)
 {
 	opt->opt_short_name = name;
 	return FX_SUCCESS;
 }
 
 fx_status fx_command_option_set_description(
-	struct fx_command_option *opt, const char *description)
+	struct fx_command_option *opt,
+	const char *description)
 {
 	char *desc = fx_strdup(description);
 	if (!desc) {
@@ -97,7 +101,9 @@ fx_status fx_command_option_set_description(
 	return FX_SUCCESS;
 }
 
-struct fx_command_arg *fx_command_option_add_arg(struct fx_command_option *opt, int id)
+struct fx_command_arg *fx_command_option_add_arg(
+	struct fx_command_option *opt,
+	int id)
 {
 	struct fx_command_arg *arg = malloc(sizeof *arg);
 	if (!arg) {
@@ -139,7 +145,9 @@ void z__fx_get_option_description(struct fx_command_option *opt, fx_string *out)
 
 		if (nr_args > 1) {
 			fx_string_append_cstrf(
-				out, "values for `%s`:", arg->arg_name);
+				out,
+				"values for `%s`:",
+				arg->arg_name);
 		} else {
 			fx_string_append_cstr(out, "values:");
 		}
@@ -150,7 +158,8 @@ void z__fx_get_option_description(struct fx_command_option *opt, fx_string *out)
 			}
 
 			fx_string_append_cstrf(
-				out, " " F_GREEN "%s" F_RESET,
+				out,
+				" " F_GREEN "%s" F_RESET,
 				arg->arg_allowed_values[i]);
 		}
 
@@ -165,7 +174,9 @@ void z__fx_get_option_description(struct fx_command_option *opt, fx_string *out)
 }
 
 void z__fx_get_option_usage_string(
-	struct fx_command_option *opt, enum cmd_string_flags flags, fx_string *out)
+	struct fx_command_option *opt,
+	enum cmd_string_flags flags,
+	fx_string *out)
 {
 	if (flags & CMD_STR_DIRECT_USAGE) {
 		fx_string_append_cstr(out, "{");
@@ -174,19 +185,22 @@ void z__fx_get_option_usage_string(
 	if (opt->opt_short_name) {
 		fx_string_append_cstrf(
 			out,
-			(flags & CMD_STR_COLOUR) ? F_GREEN "-%c" F_RESET : "-%c",
+			(flags & CMD_STR_COLOUR) ? F_GREEN "-%c" F_RESET
+						 : "-%c",
 			opt->opt_short_name);
 	}
 
 	if (opt->opt_short_name && opt->opt_long_name) {
 		fx_string_append_cstr(
-			out, (flags & CMD_STR_DIRECT_USAGE) ? "|" : ", ");
+			out,
+			(flags & CMD_STR_DIRECT_USAGE) ? "|" : ", ");
 	}
 
 	if (opt->opt_long_name) {
 		fx_string_append_cstrf(
 			out,
-			(flags & CMD_STR_COLOUR) ? F_GREEN "--%s" F_RESET : "--%s",
+			(flags & CMD_STR_COLOUR) ? F_GREEN "--%s" F_RESET
+						 : "--%s",
 			opt->opt_long_name);
 	}
 
@@ -254,7 +268,8 @@ void z__fx_get_option_usage_string(
 }
 
 struct fx_command_arg *fx_command_option_get_arg_with_id(
-	struct fx_command_option *opt, unsigned int id)
+	struct fx_command_option *opt,
+	unsigned int id)
 {
 	struct fx_queue_entry *entry = fx_queue_first(&opt->opt_args);
 

fx.cmdline/report.c

@@ -1,13 +1,14 @@
 #include "command.h"
 
 #include <assert.h>
-#include <fx/core/stringstream.h>
-#include <fx/ds/string.h>
+#include <fx/string.h>
+#include <fx/stringstream.h>
 #include <fx/term/print.h>
 #include <stdio.h>
 
 enum fx_status fx_arglist_report_missing_option(
-	const fx_arglist *args, unsigned int opt_id)
+	const fx_arglist *args,
+	unsigned int opt_id)
 {
 	struct fx_command_option *opt = NULL;
 
@@ -35,7 +36,10 @@ enum fx_status fx_arglist_report_missing_option(
 
 	if (opt_names == 2) {
 		fx_stream_write_fmt(
-			opt_name, NULL, "-%c / --%s", opt->opt_short_name,
+			opt_name,
+			NULL,
+			"-%c / --%s",
+			opt->opt_short_name,
 			opt->opt_long_name);
 	} else if (opt->opt_short_name) {
 		fx_stream_write_fmt(opt_name, NULL, "-%c", opt->opt_short_name);
@@ -44,8 +48,8 @@ enum fx_status fx_arglist_report_missing_option(
 	}
 
 	fx_err("required option `" F_YELLOW "%s" F_RESET "` was not specified.",
-	      fx_stringstream_ptr(opt_name));
-	fx_i("usage: %s", fx_string_ptr(opt_string));
+	       fx_stringstream_ptr(opt_name));
+	fx_i("usage: %s", fx_string_get_cstr(opt_string));
 	fx_i("for more information, use `" F_YELLOW "--help" F_RESET "`");
 
 	fx_string_unref(opt_string);
@@ -55,20 +59,25 @@ enum fx_status fx_arglist_report_missing_option(
 }
 
 enum fx_status fx_arglist_report_unexpected_arg(
-	const fx_arglist *args, const char *value)
+	const fx_arglist *args,
+	const char *value)
 {
 	fx_string *usage = z__fx_command_default_usage_string(
-		args->list_command, NULL, args);
+		args->list_command,
+		NULL,
+		args);
 
 	fx_err("unexpected argument '" F_YELLOW "%s" F_RESET "' found.", value);
-	fx_i("usage: %s", fx_string_ptr(usage));
+	fx_i("usage: %s", fx_string_get_cstr(usage));
 	fx_i("for more information, use '" F_YELLOW "--help" F_RESET "'");
 
 	return FX_SUCCESS;
 }
 
 enum fx_status fx_arglist_report_invalid_arg_value(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
 	const char *value)
 {
 	struct fx_command_option *opt = NULL;
@@ -80,11 +89,15 @@ enum fx_status fx_arglist_report_invalid_arg_value(
 
 	if (arg_id != FX_COMMAND_INVALID_ID) {
 		arg = opt ? fx_command_option_get_arg_with_id(opt, arg_id)
-		          : fx_command_get_arg_with_id(args->list_command, arg_id);
+		          : fx_command_get_arg_with_id(
+				    args->list_command,
+				    arg_id);
 	}
 
 	fx_string *usage = z__fx_command_default_usage_string(
-		args->list_command, opt, args);
+		args->list_command,
+		opt,
+		args);
 	fx_string *opt_string = fx_string_create();
 
 	if (opt) {
@@ -94,17 +107,20 @@ enum fx_status fx_arglist_report_invalid_arg_value(
 	}
 
 	fx_err("invalid value '" F_YELLOW "%s" F_RESET "' for '" F_YELLOW
-	      "%s" F_RESET "'.",
-	      value, fx_string_ptr(opt_string));
+	       "%s" F_RESET "'.",
+	       value,
+	       fx_string_get_cstr(opt_string));
 
 	if (opt) {
 		fx_i("'" F_YELLOW "%s" F_RESET
-		    "' accepts the following values for '" F_YELLOW "%s" F_RESET
-		    "':",
-		    fx_string_ptr(opt_string), arg->arg_name);
+		     "' accepts the following values for '" F_YELLOW
+		     "%s" F_RESET "':",
+		     fx_string_get_cstr(opt_string),
+		     arg->arg_name);
 	} else {
-		fx_i("'" F_YELLOW "%s" F_RESET "' accepts the following values:",
-		    fx_string_ptr(opt_string));
+		fx_i("'" F_YELLOW "%s" F_RESET
+		     "' accepts the following values:",
+		     fx_string_get_cstr(opt_string));
 	}
 
 	for (int i = 0; arg->arg_allowed_values[i]; i++) {
@@ -114,7 +130,7 @@ enum fx_status fx_arglist_report_invalid_arg_value(
 	}
 
 	fx_printf("\n");
-	fx_i("usage: %s", fx_string_ptr(usage));
+	fx_i("usage: %s", fx_string_get_cstr(usage));
 	fx_i("for more information, use '" F_YELLOW "--help" F_RESET);
 
 	fx_string_unref(usage);
@@ -124,7 +140,9 @@ enum fx_status fx_arglist_report_invalid_arg_value(
 }
 
 enum fx_status fx_arglist_report_missing_args(
-	const fx_arglist *args, unsigned int opt_id, unsigned int arg_id,
+	const fx_arglist *args,
+	unsigned int opt_id,
+	unsigned int arg_id,
 	size_t args_supplied)
 {
 	struct fx_command_option *opt = NULL;
@@ -137,12 +155,16 @@ enum fx_status fx_arglist_report_missing_args(
 
 	if (arg_id != FX_COMMAND_INVALID_ID) {
 		arg = opt ? fx_command_option_get_arg_with_id(opt, arg_id)
-		          : fx_command_get_arg_with_id(args->list_command, arg_id);
+		          : fx_command_get_arg_with_id(
+				    args->list_command,
+				    arg_id);
 		assert(arg);
 	}
 
 	fx_string *usage = z__fx_command_default_usage_string(
-		args->list_command, opt, args);
+		args->list_command,
+		opt,
+		args);
 	fx_string *opt_string = fx_string_create();
 
 	if (opt) {
@@ -154,16 +176,19 @@ enum fx_status fx_arglist_report_missing_args(
 	char supplied_arg_str[64];
 	if (args_supplied == 0) {
 		snprintf(
-			supplied_arg_str, sizeof supplied_arg_str,
+			supplied_arg_str,
+			sizeof supplied_arg_str,
 			F_RED_BOLD "none" F_RESET " were provided");
 	} else if (args_supplied == 1) {
 		snprintf(
-			supplied_arg_str, sizeof supplied_arg_str,
+			supplied_arg_str,
+			sizeof supplied_arg_str,
 			"only " F_YELLOW_BOLD "%zu" F_RESET " was provided",
 			args_supplied);
 	} else {
 		snprintf(
-			supplied_arg_str, sizeof supplied_arg_str,
+			supplied_arg_str,
+			sizeof supplied_arg_str,
 			"only " F_YELLOW_BOLD "%zu" F_RESET " were provided",
 			args_supplied);
 	}
@@ -172,20 +197,26 @@ enum fx_status fx_arglist_report_missing_args(
 	switch (arg->arg_nr_values) {
 	case FX_ARG_1_OR_MORE_VALUES:
 		snprintf(
-			required_arg_count, sizeof required_arg_count,
+			required_arg_count,
+			sizeof required_arg_count,
 			"one or more");
 		break;
 	default:
 		snprintf(
-			required_arg_count, sizeof required_arg_count, "%d",
+			required_arg_count,
+			sizeof required_arg_count,
+			"%d",
 			arg->arg_nr_values);
 	}
 
 	fx_err("argument `" F_YELLOW "%s" F_RESET "` requires " F_GREEN_BOLD
-	      "%s" F_RESET " `" F_YELLOW "%s" F_RESET "` value%s, but %s.",
-	      fx_string_ptr(opt_string), required_arg_count, arg->arg_name,
-	      (arg->arg_nr_values == 1) ? "" : "s", supplied_arg_str);
-	fx_i("usage: %s", fx_string_ptr(usage));
+	       "%s" F_RESET " `" F_YELLOW "%s" F_RESET "` value%s, but %s.",
+	       fx_string_get_cstr(opt_string),
+	       required_arg_count,
+	       arg->arg_name,
+	       (arg->arg_nr_values == 1) ? "" : "s",
+	       supplied_arg_str);
+	fx_i("usage: %s", fx_string_get_cstr(usage));
 	fx_i("for more information, use '" F_YELLOW "--help" F_RESET "'");
 
 	fx_string_unref(usage);

fx.collections/CMakeLists.txt

@@ -0,0 +1 @@
+export_fx_namespace_details(fx.collections)

fx.collections/array.c

@@ -1,7 +1,7 @@
-#include <fx/core/iterator.h>
-#include <fx/core/stream.h>
-#include <fx/ds/array.h>
-#include <fx/ds/string.h>
+#include <fx/collections/array.h>
+#include <fx/iterator.h>
+#include <fx/stream.h>
+#include <fx/string.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -486,16 +486,16 @@ static enum fx_status iterator_is_valid(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_array DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_array)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_array)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = array_to_string;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = iterable_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = iterable_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_array)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_array)
 
 FX_TYPE_DEFINITION_BEGIN(fx_array)
 	FX_TYPE_ID(0xe3c46da1, 0x5f37, 0x4e44, 0xb53b, 0xff5a6200191b);
@@ -507,18 +507,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_array)
 FX_TYPE_DEFINITION_END(fx_array)
 
 // ---- fx_array_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_array_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_array_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_array_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_array_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_array_iterator)
 	FX_TYPE_ID(0xe5e9e8b8, 0x14cb, 0x4192, 0x8138, 0xf45238a2ae73);

fx.collections/bitbuffer.c

@@ -1,4 +1,4 @@
-#include <fx/ds/bitbuffer.h>
+#include <fx/collections/bitbuffer.h>
 
 /*** PRIVATE DATA *************************************************************/
 
@@ -23,11 +23,11 @@ static void bitbuffer_fini(fx_object *obj, void *priv)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_bitbuffer)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_bitbuffer)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_bitbuffer)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_bitbuffer)
 
 FX_TYPE_DEFINITION_BEGIN(fx_bitbuffer)
 	FX_TYPE_ID(0x628e33da, 0x3109, 0x4a5d, 0x98d5, 0xb0e4cb3ccb65);

fx.collections/bitmap.c

@@ -1,6 +1,6 @@
-#include <fx/core/bitop.h>
-#include <fx/core/stream.h>
-#include <fx/ds/bitmap.h>
+#include <fx/bitop.h>
+#include <fx/collections/bitmap.h>
+#include <fx/stream.h>
 #include <string.h>
 
 #define BITS_PER_WORD       (8 * sizeof(bitmap_word_t))
@@ -36,11 +36,17 @@ static void bitmap_clear_bit(struct fx_bitmap_p *map, size_t bit)
 	map->map_words[index] &= ~mask;
 }
 
-static void bitmap_set_range(struct fx_bitmap_p *map, size_t first_bit, size_t nbits)
+static void bitmap_set_range(
+	struct fx_bitmap_p *map,
+	size_t first_bit,
+	size_t nbits)
 {
 }
 
-static void bitmap_clear_range(struct fx_bitmap_p *map, size_t first_bit, size_t nbits)
+static void bitmap_clear_range(
+	struct fx_bitmap_p *map,
+	size_t first_bit,
+	size_t nbits)
 {
 }
 
@@ -216,13 +222,21 @@ void fx_bitmap_clear_bit(fx_bitmap *map, size_t bit)
 void fx_bitmap_set_range(fx_bitmap *map, size_t first_bit, size_t nbits)
 {
 	FX_CLASS_DISPATCH_STATIC_V(
-		FX_TYPE_BITMAP, bitmap_set_range, map, first_bit, nbits);
+		FX_TYPE_BITMAP,
+		bitmap_set_range,
+		map,
+		first_bit,
+		nbits);
 }
 
 void fx_bitmap_clear_range(fx_bitmap *map, size_t first_bit, size_t nbits)
 {
 	FX_CLASS_DISPATCH_STATIC_V(
-		FX_TYPE_BITMAP, bitmap_clear_range, map, first_bit, nbits);
+		FX_TYPE_BITMAP,
+		bitmap_clear_range,
+		map,
+		first_bit,
+		nbits);
 }
 
 void fx_bitmap_set_all(fx_bitmap *map)
@@ -247,7 +261,10 @@ size_t fx_bitmap_count_set_bits(const fx_bitmap *map)
 
 size_t fx_bitmap_count_clear_bits(const fx_bitmap *map)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_BITMAP, bitmap_count_clear_bits, map);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_BITMAP,
+		bitmap_count_clear_bits,
+		map);
 }
 
 size_t fx_bitmap_highest_set_bit(const fx_bitmap *map)
@@ -257,7 +274,10 @@ size_t fx_bitmap_highest_set_bit(const fx_bitmap *map)
 
 size_t fx_bitmap_highest_clear_bit(const fx_bitmap *map)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_BITMAP, bitmap_highest_clear_bit, map);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_BITMAP,
+		bitmap_highest_clear_bit,
+		map);
 }
 
 size_t fx_bitmap_lowest_set_bit(const fx_bitmap *map)
@@ -267,7 +287,10 @@ size_t fx_bitmap_lowest_set_bit(const fx_bitmap *map)
 
 size_t fx_bitmap_lowest_clear_bit(const fx_bitmap *map)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_BITMAP, bitmap_lowest_clear_bit, map);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_BITMAP,
+		bitmap_lowest_clear_bit,
+		map);
 }
 
 /*** PUBLIC ALIAS FUNCTIONS ***************************************************/
@@ -285,7 +308,8 @@ static void bitmap_fini(fx_object *obj, void *priv)
 
 static void bitmap_to_string(const fx_object *obj, fx_stream *out)
 {
-	const struct fx_bitmap_p *map = fx_object_get_private(obj, FX_TYPE_BITMAP);
+	const struct fx_bitmap_p *map
+		= fx_object_get_private(obj, FX_TYPE_BITMAP);
 
 	unsigned char *bytes = (unsigned char *)map->map_words;
 	size_t nr_bytes = map->map_nr_words * sizeof(bitmap_word_t);
@@ -294,10 +318,16 @@ static void bitmap_to_string(const fx_object *obj, fx_stream *out)
 	for (size_t i = 0; i < nr_bytes - 1; i++) {
 		c = bytes[i];
 		fx_stream_write_fmt(
-			out, NULL, "%c%c%c%c%c%c%c%c", c & 0x80 ? '1' : '0',
-			c & 0x40 ? '1' : '0', c & 0x20 ? '1' : '0',
-			c & 0x10 ? '1' : '0', c & 0x08 ? '1' : '0',
-			c & 0x04 ? '1' : '0', c & 0x02 ? '1' : '0',
+			out,
+			NULL,
+			"%c%c%c%c%c%c%c%c",
+			c & 0x80 ? '1' : '0',
+			c & 0x40 ? '1' : '0',
+			c & 0x20 ? '1' : '0',
+			c & 0x10 ? '1' : '0',
+			c & 0x08 ? '1' : '0',
+			c & 0x04 ? '1' : '0',
+			c & 0x02 ? '1' : '0',
 			c & 0x01 ? '1' : '0');
 	}
 
@@ -313,11 +343,11 @@ static void bitmap_to_string(const fx_object *obj, fx_stream *out)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_bitmap)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_bitmap)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = bitmap_to_string;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_bitmap)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_bitmap)
 
 FX_TYPE_DEFINITION_BEGIN(fx_bitmap)
 	FX_TYPE_ID(0xea115cef, 0x8a63, 0x445f, 0x9474, 0xba9309d5dde8);

fx.collections/buffer.c

@@ -1,5 +1,5 @@
-#include <fx/core/iterator.h>
-#include <fx/ds/buffer.h>
+#include <fx/collections/buffer.h>
+#include <fx/iterator.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -21,7 +21,8 @@ static fx_status resize_buffer(struct fx_buffer_p *buffer, size_t new_capacity)
 {
 	if (buffer->buf_cap < new_capacity) {
 		void *new_data = realloc(
-			buffer->buf_data, new_capacity * buffer->buf_itemsz);
+			buffer->buf_data,
+			new_capacity * buffer->buf_itemsz);
 		if (!new_data) {
 			return FX_ERR_NO_MEMORY;
 		}
@@ -29,7 +30,8 @@ static fx_status resize_buffer(struct fx_buffer_p *buffer, size_t new_capacity)
 		buffer->buf_data = new_data;
 	} else {
 		void *new_data = realloc(
-			buffer->buf_data, new_capacity * buffer->buf_itemsz);
+			buffer->buf_data,
+			new_capacity * buffer->buf_itemsz);
 		if (!new_data) {
 			return FX_ERR_NO_MEMORY;
 		}
@@ -78,7 +80,10 @@ static enum fx_status buffer_resize(struct fx_buffer_p *buf, size_t length)
 }
 
 static enum fx_status buffer_insert(
-	struct fx_buffer_p *buffer, const void *p, size_t count, size_t at)
+	struct fx_buffer_p *buffer,
+	const void *p,
+	size_t count,
+	size_t at)
 {
 	if (at == FX_NPOS) {
 		at = buffer->buf_len;
@@ -110,7 +115,10 @@ static enum fx_status buffer_insert(
 	return FX_SUCCESS;
 }
 
-static enum fx_status buffer_remove(struct fx_buffer_p *buffer, size_t at, size_t count)
+static enum fx_status buffer_remove(
+	struct fx_buffer_p *buffer,
+	size_t at,
+	size_t count)
 {
 	if (at >= buffer->buf_len) {
 		return FX_ERR_OUT_OF_BOUNDS;
@@ -162,7 +170,9 @@ static enum fx_status buffer_clear(struct fx_buffer_p *buffer)
 }
 
 static enum fx_status buffer_push_back(
-	struct fx_buffer_p *buf, size_t count, void **p)
+	struct fx_buffer_p *buf,
+	size_t count,
+	void **p)
 {
 	enum fx_status status = FX_SUCCESS;
 
@@ -181,7 +191,9 @@ static enum fx_status buffer_push_back(
 }
 
 static enum fx_status buffer_push_front(
-	struct fx_buffer_p *buf, size_t count, void **p)
+	struct fx_buffer_p *buf,
+	size_t count,
+	void **p)
 {
 	enum fx_status status = FX_SUCCESS;
 
@@ -286,7 +298,10 @@ fx_buffer *fx_buffer_create_from_bytes(const void *buf, size_t len)
 	return buffer;
 }
 
-fx_buffer *fx_buffer_create_from_array(const void *buf, size_t item_sz, size_t len)
+fx_buffer *fx_buffer_create_from_array(
+	const void *buf,
+	size_t item_sz,
+	size_t len)
 {
 	fx_buffer *buffer = fx_object_create(FX_TYPE_BUFFER);
 	if (!buffer) {
@@ -325,14 +340,28 @@ enum fx_status fx_buffer_resize(fx_buffer *buf, size_t length)
 }
 
 enum fx_status fx_buffer_insert(
-	fx_buffer *buffer, const void *p, size_t count, size_t at)
+	fx_buffer *buffer,
+	const void *p,
+	size_t count,
+	size_t at)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_BUFFER, buffer_insert, buffer, p, count, at);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_BUFFER,
+		buffer_insert,
+		buffer,
+		p,
+		count,
+		at);
 }
 
 enum fx_status fx_buffer_remove(fx_buffer *buffer, size_t at, size_t count)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_BUFFER, buffer_remove, buffer, at, count);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_BUFFER,
+		buffer_remove,
+		buffer,
+		at,
+		count);
 }
 
 void *fx_buffer_ptr(const fx_buffer *buffer)
@@ -362,12 +391,22 @@ enum fx_status fx_buffer_clear(fx_buffer *buffer)
 
 enum fx_status fx_buffer_push_back(fx_buffer *buf, size_t count, void **p)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_BUFFER, buffer_push_back, buf, count, p);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_BUFFER,
+		buffer_push_back,
+		buf,
+		count,
+		p);
 }
 
 enum fx_status fx_buffer_push_front(fx_buffer *buf, size_t count, void **p)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_BUFFER, buffer_push_front, buf, count, p);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_BUFFER,
+		buffer_push_front,
+		buf,
+		count,
+		p);
 }
 
 enum fx_status fx_buffer_pop_back(fx_buffer *buf, size_t count)
@@ -426,11 +465,11 @@ void buffer_fini(fx_object *obj, void *priv)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_buffer)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_buffer)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_buffer)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_buffer)
 
 FX_TYPE_DEFINITION_BEGIN(fx_buffer)
 	FX_TYPE_ID(0x323e6858, 0x7a43, 0x4484, 0xa6fb, 0xe3d1e47ae637);

fx.collections/datetime.c

@@ -1,6 +1,6 @@
-#include <fx/core/stream.h>
-#include <fx/ds/datetime.h>
-#include <fx/ds/string.h>
+#include <fx/collections/datetime.h>
+#include <fx/stream.h>
+#include <fx/string.h>
 
 /*** PRIVATE DATA *************************************************************/
 
@@ -89,7 +89,8 @@ static bool is_zone_valid(const struct fx_datetime_p *dt)
 		return false;
 	}
 
-	if (!(dt->dt_zone_offset_minute >= 0 && dt->dt_zone_offset_minute <= 59)) {
+	if (!(dt->dt_zone_offset_minute >= 0
+	      && dt->dt_zone_offset_minute <= 59)) {
 		return false;
 	}
 
@@ -309,12 +310,18 @@ fail:
 	return NULL;
 }
 
-static enum fx_status encode_rfc3339(const struct fx_datetime_p *dt, fx_stream *out)
+static enum fx_status encode_rfc3339(
+	const struct fx_datetime_p *dt,
+	fx_stream *out)
 {
 	if (dt->dt_has_date) {
 		fx_stream_write_fmt(
-			out, NULL, "%04ld-%02ld-%02ld", dt->dt_year,
-			dt->dt_month, dt->dt_day);
+			out,
+			NULL,
+			"%04ld-%02ld-%02ld",
+			dt->dt_year,
+			dt->dt_month,
+			dt->dt_day);
 	}
 
 	if (dt->dt_has_date && dt->dt_has_time) {
@@ -323,7 +330,11 @@ static enum fx_status encode_rfc3339(const struct fx_datetime_p *dt, fx_stream *
 
 	if (dt->dt_has_time) {
 		fx_stream_write_fmt(
-			out, NULL, "%02ld:%02ld:%02ld", dt->dt_hour, dt->dt_min,
+			out,
+			NULL,
+			"%02ld:%02ld:%02ld",
+			dt->dt_hour,
+			dt->dt_min,
 			dt->dt_sec);
 
 		if (dt->dt_msec > 0) {
@@ -336,7 +347,9 @@ static enum fx_status encode_rfc3339(const struct fx_datetime_p *dt, fx_stream *
 				fx_stream_write_char(out, 'Z');
 			} else {
 				fx_stream_write_fmt(
-					out, NULL, "%c%02ld:%02ld",
+					out,
+					NULL,
+					"%c%02ld:%02ld",
 					dt->dt_zone_offset_negative ? '-' : '+',
 					dt->dt_zone_offset_hour,
 					dt->dt_zone_offset_minute);
@@ -348,7 +361,9 @@ static enum fx_status encode_rfc3339(const struct fx_datetime_p *dt, fx_stream *
 }
 
 static void datetime_to_string(
-	const struct fx_datetime_p *dt, fx_datetime_format format, fx_stream *dest)
+	const struct fx_datetime_p *dt,
+	fx_datetime_format format,
+	fx_stream *dest)
 {
 	switch (format) {
 	case FX_DATETIME_FORMAT_RFC3339:
@@ -453,10 +468,16 @@ fx_datetime *fx_datetime_parse(enum fx_datetime_format format, const char *s)
 }
 
 void fx_datetime_to_string(
-	const fx_datetime *dt, fx_datetime_format format, fx_stream *dest)
+	const fx_datetime *dt,
+	fx_datetime_format format,
+	fx_stream *dest)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_DATETIME, datetime_to_string, dt, format, dest);
+		FX_TYPE_DATETIME,
+		datetime_to_string,
+		dt,
+		format,
+		dest);
 }
 
 bool fx_datetime_is_localtime(const fx_datetime *dt)
@@ -512,17 +533,25 @@ long fx_datetime_subsecond(const fx_datetime *dt)
 bool fx_datetime_zone_offset_is_negative(const fx_datetime *dt)
 {
 	FX_CLASS_DISPATCH_STATIC_0(
-		FX_TYPE_DATETIME, datetime_zone_offset_is_negative, dt);
+		FX_TYPE_DATETIME,
+		datetime_zone_offset_is_negative,
+		dt);
 }
 
 long fx_datetime_zone_offset_hour(const fx_datetime *dt)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_DATETIME, datetime_zone_offset_hour, dt);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DATETIME,
+		datetime_zone_offset_hour,
+		dt);
 }
 
 long fx_datetime_zone_offset_minute(const fx_datetime *dt)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_DATETIME, datetime_zone_offset_minute, dt);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DATETIME,
+		datetime_zone_offset_minute,
+		dt);
 }
 
 /*** VIRTUAL FUNCTIONS ********************************************************/
@@ -543,8 +572,12 @@ static void _datetime_to_string(const fx_object *obj, fx_stream *out)
 
 	if (dt->dt_has_date) {
 		fx_stream_write_fmt(
-			out, NULL, "%04ld-%02ld-%02ld", dt->dt_year,
-			dt->dt_month, dt->dt_day);
+			out,
+			NULL,
+			"%04ld-%02ld-%02ld",
+			dt->dt_year,
+			dt->dt_month,
+			dt->dt_day);
 	}
 
 	if (dt->dt_has_date && dt->dt_has_time) {
@@ -553,7 +586,11 @@ static void _datetime_to_string(const fx_object *obj, fx_stream *out)
 
 	if (dt->dt_has_time) {
 		fx_stream_write_fmt(
-			out, NULL, "%02ld:%02ld:%02ld", dt->dt_hour, dt->dt_min,
+			out,
+			NULL,
+			"%02ld:%02ld:%02ld",
+			dt->dt_hour,
+			dt->dt_min,
 			dt->dt_sec);
 
 		if (dt->dt_msec > 0) {
@@ -562,7 +599,9 @@ static void _datetime_to_string(const fx_object *obj, fx_stream *out)
 
 		if (!dt->dt_localtime) {
 			fx_stream_write_fmt(
-				out, NULL, " %c%02ld:%02ld",
+				out,
+				NULL,
+				" %c%02ld:%02ld",
 				dt->dt_zone_offset_negative ? '-' : '+',
 				dt->dt_zone_offset_hour,
 				dt->dt_zone_offset_minute);
@@ -572,11 +611,11 @@ static void _datetime_to_string(const fx_object *obj, fx_stream *out)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_datetime)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_datetime)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = _datetime_to_string;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_datetime)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_datetime)
 
 FX_TYPE_DEFINITION_BEGIN(fx_datetime)
 	FX_TYPE_ID(0x06a6030b, 0x1e3c, 0x4be2, 0xbd23, 0xf34f4a8e68be);

fx.collections/dict.c

@@ -1,7 +1,8 @@
-#include <fx/core/status.h>
-#include <fx/core/stream.h>
-#include <fx/ds/dict.h>
-#include <fx/ds/string.h>
+#include <fx/collections/dict.h>
+#include <fx/hash.h>
+#include <fx/status.h>
+#include <fx/stream.h>
+#include <fx/string.h>
 #include <stdbool.h>
 #include <stdlib.h>
 
@@ -47,21 +48,6 @@ static FX_BST_DEFINE_SIMPLE_INSERT(
 	bk_hash,
 	put_bucket);
 
-uint64_t fx_cstr_hash(const char *s)
-{
-#define FNV1_OFFSET_BASIS 0xcbf29ce484222325
-#define FNV1_PRIME        0x100000001b3
-	uint64_t hash = FNV1_OFFSET_BASIS;
-	size_t i = 0;
-
-	for (i = 0; s[i]; i++) {
-		hash ^= s[i];
-		hash *= FNV1_PRIME;
-	}
-
-	return hash;
-}
-
 /*** PRIVATE FUNCTIONS ********************************************************/
 
 static struct fx_dict_bucket *create_bucket(void)
@@ -91,7 +77,7 @@ static fx_status dict_put(
 	const char *key,
 	fx_object *value)
 {
-	uint64_t hash = fx_cstr_hash(key);
+	uint64_t hash = fx_hash_cstr(key);
 	struct fx_dict_bucket *bucket = get_bucket(&dict->d_buckets, hash);
 	if (!bucket) {
 		bucket = create_bucket();
@@ -148,7 +134,7 @@ static fx_status dict_put_sk(
 
 static fx_object *dict_at(const struct fx_dict_p *dict, const char *key)
 {
-	uint64_t hash = fx_cstr_hash(key);
+	uint64_t hash = fx_hash_cstr(key);
 	struct fx_dict_bucket *bucket = get_bucket(&dict->d_buckets, hash);
 	if (!bucket) {
 		return NULL;
@@ -704,16 +690,16 @@ static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_dict DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_dict)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_dict)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = dict_to_string;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = iterable_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = iterable_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_dict)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_dict)
 
 FX_TYPE_DEFINITION_BEGIN(fx_dict)
 	FX_TYPE_ID(0xd2af61d9, 0xd0be, 0x4960, 0xbe3f, 0x509749814c10);
@@ -725,18 +711,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_dict)
 FX_TYPE_DEFINITION_END(fx_dict)
 
 // ---- fx_dict_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_dict_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_dict_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_dict_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_dict_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_dict_iterator)
 	FX_TYPE_ID(0x9ea96701, 0x1713, 0x4a3e, 0xbf63, 0xdc856b456f3b);

fx.collections/hashmap.c

@@ -1,7 +1,7 @@
-#include <fx/core/misc.h>
-#include <fx/core/status.h>
-#include <fx/ds/hashmap.h>
-#include <fx/ds/string.h>
+#include <fx/collections/hashmap.h>
+#include <fx/misc.h>
+#include <fx/status.h>
+#include <fx/string.h>
 #include <stdbool.h>
 #include <stdlib.h>
 
@@ -42,9 +42,16 @@ struct fx_hashmap_iterator_p {
 /*** PRIVATE FUNCTIONS ********************************************************/
 
 static FX_BST_DEFINE_SIMPLE_GET(
-	struct fx_hashmap_bucket, uint64_t, bk_node, bk_hash, get_bucket);
+	struct fx_hashmap_bucket,
+	uint64_t,
+	bk_node,
+	bk_hash,
+	get_bucket);
 static FX_BST_DEFINE_SIMPLE_INSERT(
-	struct fx_hashmap_bucket, bk_node, bk_hash, put_bucket);
+	struct fx_hashmap_bucket,
+	bk_node,
+	bk_hash,
+	put_bucket);
 
 static uint64_t hash_data(const void *p, size_t size)
 {
@@ -69,7 +76,8 @@ static uint64_t hash_key(const struct fx_hashmap_key *key)
 }
 
 static bool compare_key(
-	const struct fx_hashmap_key *a, const struct fx_hashmap_key *b)
+	const struct fx_hashmap_key *a,
+	const struct fx_hashmap_key *b)
 {
 	const void *a_data = NULL, *fx_data = NULL;
 	size_t a_len = 0, fx_len = 0;
@@ -99,8 +107,10 @@ static bool compare_key(
 }
 
 static bool get_next_node(
-	struct fx_bst_node *cur_node, struct fx_queue_entry *cur_entry,
-	struct fx_bst_node **out_next_node, struct fx_queue_entry **out_next_entry)
+	struct fx_bst_node *cur_node,
+	struct fx_queue_entry *cur_entry,
+	struct fx_bst_node **out_next_node,
+	struct fx_queue_entry **out_next_entry)
 {
 	struct fx_hashmap_bucket *cur_bucket
 		= fx_unbox(struct fx_hashmap_bucket, cur_node, bk_node);
@@ -122,8 +132,10 @@ static bool get_next_node(
 			return false;
 		}
 
-		struct fx_hashmap_bucket *next_bucket
-			= fx_unbox(struct fx_hashmap_bucket, next_node, bk_node);
+		struct fx_hashmap_bucket *next_bucket = fx_unbox(
+			struct fx_hashmap_bucket,
+			next_node,
+			bk_node);
 		if (!next_bucket) {
 			return false;
 		}
@@ -169,11 +181,13 @@ static struct fx_hashmap_bucket_item *create_bucket_item(void)
 }
 
 static fx_status hashmap_put(
-	struct fx_hashmap_p *hashmap, const fx_hashmap_key *key,
+	struct fx_hashmap_p *hashmap,
+	const fx_hashmap_key *key,
 	const fx_hashmap_value *value)
 {
 	uint64_t hash = hash_key(key);
-	struct fx_hashmap_bucket *bucket = get_bucket(&hashmap->h_buckets, hash);
+	struct fx_hashmap_bucket *bucket
+		= get_bucket(&hashmap->h_buckets, hash);
 
 	if (!bucket) {
 		bucket = create_bucket();
@@ -187,8 +201,10 @@ static fx_status hashmap_put(
 
 	struct fx_queue_entry *entry = fx_queue_first(&bucket->bk_items);
 	while (entry) {
-		struct fx_hashmap_bucket_item *item
-			= fx_unbox(struct fx_hashmap_bucket_item, entry, bi_entry);
+		struct fx_hashmap_bucket_item *item = fx_unbox(
+			struct fx_hashmap_bucket_item,
+			entry,
+			bi_entry);
 
 		if (compare_key(&item->bi_key, key)) {
 			memcpy(&item->bi_value, value, sizeof *value);
@@ -213,19 +229,23 @@ static fx_status hashmap_put(
 }
 
 static const struct fx_hashmap_value *hashmap_get(
-	const struct fx_hashmap_p *hashmap, const struct fx_hashmap_key *key)
+	const struct fx_hashmap_p *hashmap,
+	const struct fx_hashmap_key *key)
 {
 	uint64_t hash = hash_key(key);
 
-	struct fx_hashmap_bucket *bucket = get_bucket(&hashmap->h_buckets, hash);
+	struct fx_hashmap_bucket *bucket
+		= get_bucket(&hashmap->h_buckets, hash);
 	if (!bucket) {
 		return NULL;
 	}
 
 	struct fx_queue_entry *entry = fx_queue_first(&bucket->bk_items);
 	while (entry) {
-		struct fx_hashmap_bucket_item *item
-			= fx_unbox(struct fx_hashmap_bucket_item, entry, bi_entry);
+		struct fx_hashmap_bucket_item *item = fx_unbox(
+			struct fx_hashmap_bucket_item,
+			entry,
+			bi_entry);
 
 		if (compare_key(&item->bi_key, key)) {
 			return &item->bi_value;
@@ -238,18 +258,22 @@ static const struct fx_hashmap_value *hashmap_get(
 }
 
 static bool hashmap_has_key(
-	const struct fx_hashmap_p *hashmap, const fx_hashmap_key *key)
+	const struct fx_hashmap_p *hashmap,
+	const fx_hashmap_key *key)
 {
 	uint64_t hash = hash_key(key);
-	struct fx_hashmap_bucket *bucket = get_bucket(&hashmap->h_buckets, hash);
+	struct fx_hashmap_bucket *bucket
+		= get_bucket(&hashmap->h_buckets, hash);
 	if (!bucket) {
 		return false;
 	}
 
 	struct fx_queue_entry *entry = fx_queue_first(&bucket->bk_items);
 	while (entry) {
-		struct fx_hashmap_bucket_item *item
-			= fx_unbox(struct fx_hashmap_bucket_item, entry, bi_entry);
+		struct fx_hashmap_bucket_item *item = fx_unbox(
+			struct fx_hashmap_bucket_item,
+			entry,
+			bi_entry);
 
 		if (compare_key(&item->bi_key, key)) {
 			return true;
@@ -276,8 +300,10 @@ static bool hashmap_is_empty(const struct fx_hashmap_p *hashmap)
 	}
 
 	fx_queue_entry *first_entry = fx_queue_first(&first_bucket->bk_items);
-	struct fx_hashmap_bucket_item *first_item
-		= fx_unbox(struct fx_hashmap_bucket_item, first_entry, bi_entry);
+	struct fx_hashmap_bucket_item *first_item = fx_unbox(
+		struct fx_hashmap_bucket_item,
+		first_entry,
+		bi_entry);
 	if (!first_item) {
 		return true;
 	}
@@ -286,7 +312,8 @@ static bool hashmap_is_empty(const struct fx_hashmap_p *hashmap)
 }
 
 static fx_status delete_item(
-	struct fx_hashmap_p *hashmap, struct fx_hashmap_bucket *bucket,
+	struct fx_hashmap_p *hashmap,
+	struct fx_hashmap_bucket *bucket,
 	struct fx_hashmap_bucket_item *item)
 {
 	fx_queue_delete(&bucket->bk_items, &item->bi_entry);
@@ -313,7 +340,8 @@ static fx_status delete_item(
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 fx_hashmap *fx_hashmap_create(
-	fx_hashmap_key_destructor key_dtor, fx_hashmap_value_destructor value_dtor)
+	fx_hashmap_key_destructor key_dtor,
+	fx_hashmap_value_destructor value_dtor)
 {
 	fx_hashmap *hashmap = fx_object_create(FX_TYPE_HASHMAP);
 	if (!hashmap) {
@@ -330,9 +358,11 @@ fx_hashmap *fx_hashmap_create_with_items(const fx_hashmap_item *items)
 		return NULL;
 	}
 
-	struct fx_hashmap_p *p = fx_object_get_private(hashmap, FX_TYPE_HASHMAP);
+	struct fx_hashmap_p *p
+		= fx_object_get_private(hashmap, FX_TYPE_HASHMAP);
 
-	for (size_t i = 0; items[i].key.key_data && items[i].key.key_size; i++) {
+	for (size_t i = 0; items[i].key.key_data && items[i].key.key_size;
+	     i++) {
 		hashmap_put(p, &items[i].key, &items[i].value);
 	}
 
@@ -340,20 +370,32 @@ fx_hashmap *fx_hashmap_create_with_items(const fx_hashmap_item *items)
 }
 
 fx_status fx_hashmap_put(
-	fx_hashmap *hashmap, const fx_hashmap_key *key, const fx_hashmap_value *value)
+	fx_hashmap *hashmap,
+	const fx_hashmap_key *key,
+	const fx_hashmap_value *value)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_HASHMAP, hashmap_put, hashmap, key, value);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_HASHMAP,
+		hashmap_put,
+		hashmap,
+		key,
+		value);
 }
 
 const struct fx_hashmap_value *fx_hashmap_get(
-	const fx_hashmap *hashmap, const struct fx_hashmap_key *key)
+	const fx_hashmap *hashmap,
+	const struct fx_hashmap_key *key)
 {
 	FX_CLASS_DISPATCH_STATIC(FX_TYPE_HASHMAP, hashmap_get, hashmap, key);
 }
 
 bool fx_hashmap_has_key(const fx_hashmap *hashmap, const fx_hashmap_key *key)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_HASHMAP, hashmap_has_key, hashmap, key);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_HASHMAP,
+		hashmap_has_key,
+		hashmap,
+		key);
 }
 
 size_t fx_hashmap_get_size(const fx_hashmap *hashmap)
@@ -368,7 +410,8 @@ bool fx_hashmap_is_empty(const fx_hashmap *hashmap)
 
 fx_iterator *fx_hashmap_begin(fx_hashmap *hashmap)
 {
-	fx_hashmap_iterator *it_obj = fx_object_create(FX_TYPE_HASHMAP_ITERATOR);
+	fx_hashmap_iterator *it_obj
+		= fx_object_create(FX_TYPE_HASHMAP_ITERATOR);
 	struct fx_hashmap_iterator_p *it
 		= fx_object_get_private(it_obj, FX_TYPE_HASHMAP_ITERATOR);
 
@@ -391,9 +434,12 @@ fx_iterator *fx_hashmap_begin(fx_hashmap *hashmap)
 		return it_obj;
 	}
 
-	struct fx_queue_entry *first_entry = fx_queue_first(&first_bucket->bk_items);
-	struct fx_hashmap_bucket_item *first_item
-		= fx_unbox(struct fx_hashmap_bucket_item, first_entry, bi_entry);
+	struct fx_queue_entry *first_entry
+		= fx_queue_first(&first_bucket->bk_items);
+	struct fx_hashmap_bucket_item *first_item = fx_unbox(
+		struct fx_hashmap_bucket_item,
+		first_entry,
+		bi_entry);
 	if (!first_item) {
 		memset(&it->item, 0x0, sizeof it->item);
 		fx_iterator_set_status(it_obj, FX_ERR_NO_DATA);
@@ -435,8 +481,11 @@ static void hashmap_fini(fx_object *obj, void *priv)
 		struct fx_queue_entry *entry = fx_queue_first(&b->bk_items);
 		while (entry) {
 			struct fx_hashmap_bucket_item *item = fx_unbox(
-				struct fx_hashmap_bucket_item, entry, bi_entry);
-			struct fx_queue_entry *next_entry = fx_queue_next(entry);
+				struct fx_hashmap_bucket_item,
+				entry,
+				bi_entry);
+			struct fx_queue_entry *next_entry
+				= fx_queue_next(entry);
 			fx_queue_delete(&b->bk_items, entry);
 
 			if (map->h_key_dtor) {
@@ -444,7 +493,8 @@ static void hashmap_fini(fx_object *obj, void *priv)
 			}
 
 			if (map->h_value_dtor) {
-				map->h_value_dtor((void *)item->bi_value.value_data);
+				map->h_value_dtor(
+					(void *)item->bi_value.value_data);
 			}
 
 			free(item);
@@ -524,7 +574,8 @@ static enum fx_status iterator_erase(fx_iterator *obj)
 
 	if (next_item) {
 		memcpy(&it->item.key, &next_item->bi_key, sizeof it->item.key);
-		memcpy(&it->item.value, &next_item->bi_value,
+		memcpy(&it->item.value,
+		       &next_item->bi_value,
 		       sizeof it->item.value);
 
 		it->_cbn = next_node;
@@ -556,16 +607,16 @@ static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_hashmap DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_hashmap)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_hashmap)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = fx_hashmap_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = fx_hashmap_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_hashmap)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_hashmap)
 
 FX_TYPE_DEFINITION_BEGIN(fx_hashmap)
 	FX_TYPE_ID(0x7bf5bcd1, 0x1ff3, 0x4e43, 0xbed8, 0x7c74f28348bf);
@@ -577,18 +628,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_hashmap)
 FX_TYPE_DEFINITION_END(fx_hashmap)
 
 // ---- fx_hashmap_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_hashmap_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_hashmap_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_hashmap_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_hashmap_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_hashmap_iterator)
 	FX_TYPE_ID(0xd9658456, 0xdd80, 0x419a, 0xb23a, 0xb513013e6431);

fx.collections/include/fx/collections/array.h

@@ -9,10 +9,10 @@
 #ifndef FX_DS_ARRAY_H_
 #define FX_DS_ARRAY_H_
 
-#include <fx/core/iterator.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/status.h>
+#include <fx/iterator.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/status.h>
 
 FX_DECLS_BEGIN;
 
@@ -30,8 +30,8 @@ FX_TYPE_CLASS_DECLARATION_END(fx_array)
 FX_TYPE_CLASS_DECLARATION_BEGIN(fx_array_iterator)
 FX_TYPE_CLASS_DECLARATION_END(fx_array_iterator)
 
-FX_API fx_type fx_array_get_type(void);
-FX_API fx_type fx_array_iterator_get_type(void);
+FX_API fx_type_id fx_array_get_type(void);
+FX_API fx_type_id fx_array_iterator_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_array, FX_TYPE_ARRAY);
 
@@ -51,11 +51,13 @@ FX_TYPE_DEFAULT_CONSTRUCTOR(fx_array, FX_TYPE_ARRAY);
  * @return A pointer to the new fx_array, or NULL if an error occurred.
  */
 FX_API fx_array *fx_array_create_with_values(
-	fx_object *const *values, size_t nr_values);
+	fx_object *const *values,
+	size_t nr_values);
 
 /**
- * Remove all object references from an fx_array, resetting the size of the array to zero.
- * The reference counts of all objects in the array will be decremented.
+ * Remove all object references from an fx_array, resetting the size of the
+ * array to zero. The reference counts of all objects in the array will be
+ * decremented.
  *
  * @param array The fx_array to clear.
  */
@@ -116,11 +118,12 @@ FX_API fx_status fx_array_remove(fx_array *array, size_t at);
 
 /**
  * Removes the object at the beginning of an fx_array. The reference count
- * of the removed object will be decremented. The remaining objects will be moved
- * to fill the empty space created by the object's removal.
+ * of the removed object will be decremented. The remaining objects will be
+ * moved to fill the empty space created by the object's removal.
  *
  * @param array The fx_array to remove the object from.
- * @return FX_SUCCESS if the object was removed, or a status code describing any error that occurred.
+ * @return FX_SUCCESS if the object was removed, or a status code describing any
+ * error that occurred.
  */
 FX_API fx_status fx_array_remove_front(fx_array *array);
 
@@ -129,7 +132,8 @@ FX_API fx_status fx_array_remove_front(fx_array *array);
  * of the removed object will be decremented.
  *
  * @param array The fx_array to remove the object from.
- * @return FX_SUCCESS if the object was removed, or a status code describing any error that occurred.
+ * @return FX_SUCCESS if the object was removed, or a status code describing any
+ * error that occurred.
  */
 FX_API fx_status fx_array_remove_back(fx_array *array);
 
@@ -162,8 +166,8 @@ FX_API fx_object *fx_array_pop(fx_array *array, size_t at);
 FX_API fx_object *fx_array_pop_front(fx_array *array);
 
 /**
- * Removes the object at the end of an fx_array, and returns a pointer to it. The
- * reference count of the removed object will NOT be decremented. The caller
+ * Removes the object at the end of an fx_array, and returns a pointer to it.
+ * The reference count of the removed object will NOT be decremented. The caller
  * becomes the owner of the array's reference to the object.
  *
  * @param array The fx_array to remove the object from.

fx.collections/include/fx/collections/bitbuffer.h

@@ -1,7 +1,7 @@
 #ifndef FX_DS_BITBUFFER_H_
 #define FX_DS_BITBUFFER_H_
 
-#include <fx/core/macros.h>
+#include <fx/macros.h>
 
 FX_DECLS_BEGIN;
 
@@ -13,12 +13,18 @@ FX_TYPE_CLASS_DECLARATION_END(fx_bitbuffer);
 
 FX_API fx_status fx_bitbuffer_put_bit(fx_bitbuffer *buf, int bit);
 FX_API fx_status fx_bitbuffer_put_bool(fx_bitbuffer *buf, bool b);
-FX_API fx_status fx_bitbuffer_put_int(
-	fx_bitbuffer *buf, uint64_t v, unsigned int nr_bits);
+FX_API fx_status
+fx_bitbuffer_put_int(fx_bitbuffer *buf, uint64_t v, unsigned int nr_bits);
 FX_API fx_status fx_bitbuffer_put_bytes(
-	fx_bitbuffer *buf, const void *p, size_t len, size_t bits_per_byte);
+	fx_bitbuffer *buf,
+	const void *p,
+	size_t len,
+	size_t bits_per_byte);
 FX_API fx_status fx_bitbuffer_put_string(
-	fx_bitbuffer *buf, const char *p, size_t len, size_t bits_per_char);
+	fx_bitbuffer *buf,
+	const char *p,
+	size_t len,
+	size_t bits_per_char);
 
 FX_DECLS_END;
 

fx.collections/include/fx/collections/bitmap.h

@@ -1,8 +1,8 @@
 #ifndef FX_DS_BITMAP_H_
 #define FX_DS_BITMAP_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
 #include <stdbool.h>
 
 FX_DECLS_BEGIN;
@@ -14,14 +14,17 @@ FX_DECLARE_TYPE(fx_bitmap);
 FX_TYPE_CLASS_DECLARATION_BEGIN(fx_bitmap)
 FX_TYPE_CLASS_DECLARATION_END(fx_bitmap)
 
-FX_API fx_type fx_bitmap_get_type(void);
+FX_API fx_type_id fx_bitmap_get_type(void);
 
 FX_API fx_bitmap *fx_bitmap_create(size_t nr_bits);
 
 FX_API void fx_bitmap_set_bit(fx_bitmap *map, size_t bit);
 FX_API void fx_bitmap_clear_bit(fx_bitmap *map, size_t bit);
 FX_API void fx_bitmap_set_range(fx_bitmap *map, size_t first_bit, size_t nbits);
-FX_API void fx_bitmap_clear_range(fx_bitmap *map, size_t first_bit, size_t nbits);
+FX_API void fx_bitmap_clear_range(
+	fx_bitmap *map,
+	size_t first_bit,
+	size_t nbits);
 FX_API void fx_bitmap_set_all(fx_bitmap *map);
 FX_API void fx_bitmap_clear_all(fx_bitmap *map);
 

fx.collections/include/fx/collections/buffer.h

@@ -1,7 +1,7 @@
 #ifndef FX_DS_BUFFER_H_
 #define FX_DS_BUFFER_H_
 
-#include <fx/core/macros.h>
+#include <fx/macros.h>
 #include <stddef.h>
 
 FX_DECLS_BEGIN;
@@ -13,21 +13,24 @@ FX_DECLARE_TYPE(fx_buffer);
 FX_TYPE_CLASS_DECLARATION_BEGIN(fx_buffer)
 FX_TYPE_CLASS_DECLARATION_END(fx_buffer)
 
-FX_API fx_type fx_buffer_get_type(void);
+FX_API fx_type_id fx_buffer_get_type(void);
 
 FX_API fx_buffer *fx_buffer_create(size_t item_sz);
 FX_API fx_buffer *fx_buffer_create_from_bytes(const void *p, size_t len);
 FX_API fx_buffer *fx_buffer_create_from_array(
-	const void *p, size_t item_sz, size_t len);
+	const void *p,
+	size_t item_sz,
+	size_t len);
 
 FX_API void *fx_buffer_steal(fx_buffer *buf);
 FX_API fx_status fx_buffer_reserve(fx_buffer *buf, size_t capacity);
 FX_API fx_status fx_buffer_resize(fx_buffer *buf, size_t length);
 
 FX_API fx_status fx_buffer_append(fx_buffer *dest, const void *p, size_t count);
-FX_API fx_status fx_buffer_prepend(fx_buffer *dest, const void *p, size_t count);
-FX_API fx_status fx_buffer_insert(
-	fx_buffer *dest, const void *p, size_t count, size_t at);
+FX_API fx_status
+fx_buffer_prepend(fx_buffer *dest, const void *p, size_t count);
+FX_API fx_status
+fx_buffer_insert(fx_buffer *dest, const void *p, size_t count, size_t at);
 FX_API fx_status fx_buffer_remove(fx_buffer *dest, size_t at, size_t count);
 FX_API fx_status fx_buffer_clear(fx_buffer *buf);
 

fx.collections/include/fx/collections/datetime.h

@@ -1,9 +1,9 @@
 #ifndef FX_DS_DATETIME_H_
 #define FX_DS_DATETIME_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/status.h>
 #include <ctype.h>
+#include <fx/macros.h>
+#include <fx/status.h>
 
 FX_DECLS_BEGIN;
 
@@ -18,13 +18,14 @@ typedef enum fx_datetime_format {
 	FX_DATETIME_FORMAT_RFC3339 = 1,
 } fx_datetime_format;
 
-FX_API fx_type fx_datetime_get_type(void);
+FX_API fx_type_id fx_datetime_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_datetime, FX_TYPE_DATETIME);
 
 FX_API fx_datetime *fx_datetime_parse(fx_datetime_format format, const char *s);
 FX_API void fx_datetime_to_string(
-	const fx_datetime *dt, fx_datetime_format format,
+	const fx_datetime *dt,
+	fx_datetime_format format,
 	FX_TYPE_FWDREF(fx_stream) * dest);
 
 FX_API bool fx_datetime_is_localtime(const fx_datetime *dt);

fx.collections/include/fx/collections/dict.h

@@ -1,12 +1,12 @@
 #ifndef FX_DS_DICT_H_
 #define FX_DS_DICT_H_
 
-#include <fx/core/bst.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/queue.h>
-#include <fx/core/status.h>
-#include <fx/ds/string.h>
+#include <fx/bst.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/queue.h>
+#include <fx/status.h>
+#include <fx/string.h>
 
 FX_DECLS_BEGIN;
 
@@ -27,17 +27,18 @@ FX_TYPE_CLASS_DECLARATION_END(fx_dict_iterator)
 #define FX_DICT_ITEM(k, v) {.key = (k), .value = (v)}
 #define FX_DICT_ITEM_END   {.key = NULL, .value = NULL}
 
-#define fx_dict_foreach(it, dict)                                               \
-	for (int z__fx_unique_name() = fx_dict_iterator_begin(dict, it);         \
-	     (it)->key != NULL; fx_dict_iterator_next(it))
+#define fx_dict_foreach(it, dict)                                              \
+	for (int z__fx_unique_name() = fx_dict_iterator_begin(dict, it);       \
+	     (it)->key != NULL;                                                \
+	     fx_dict_iterator_next(it))
 
 typedef struct fx_dict_item {
 	const fx_string *key;
 	fx_object *value;
 } fx_dict_item;
 
-FX_API fx_type fx_dict_get_type(void);
-FX_API fx_type fx_dict_iterator_get_type(void);
+FX_API fx_type_id fx_dict_get_type(void);
+FX_API fx_type_id fx_dict_iterator_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_dict, FX_TYPE_DICT);
 
@@ -46,7 +47,8 @@ FX_API fx_dict *fx_dict_create_with_items(const fx_dict_item *items);
 #endif
 
 FX_API fx_status fx_dict_put(fx_dict *dict, const char *key, fx_object *value);
-FX_API fx_status fx_dict_put_sk(fx_dict *dict, const fx_string *key, fx_object *value);
+FX_API fx_status
+fx_dict_put_sk(fx_dict *dict, const fx_string *key, fx_object *value);
 FX_API fx_object *fx_dict_at(const fx_dict *dict, const char *key);
 FX_API fx_object *fx_dict_at_sk(const fx_dict *dict, const fx_string *key);
 FX_API fx_object *fx_dict_get(fx_dict *dict, const char *key);

fx.collections/include/fx/collections/hashmap.h

@@ -1,11 +1,12 @@
 #ifndef FX_DS_HASHMAP_H_
 #define FX_DS_HASHMAP_H_
 
-#include <fx/core/bst.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/queue.h>
-#include <fx/core/status.h>
+#include <fx/bst.h>
+#include <fx/iterator.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/queue.h>
+#include <fx/status.h>
 #include <stddef.h>
 
 FX_DECLS_BEGIN;
@@ -27,14 +28,15 @@ FX_TYPE_CLASS_DECLARATION_END(fx_hashmap_iterator)
 #define FX_HASHMAP_KEY(k, ks)   {.key_data = (k), .key_size = (ks)}
 #define FX_HASHMAP_VALUE(v, vs) {.value_data = (v), .value_size = (vs)}
 
-#define FX_HASHMAP_ITEM(k, ks, v, vs)                                           \
+#define FX_HASHMAP_ITEM(k, ks, v, vs)                                          \
 	{.key = FX_HASHMAP_KEY(k, ks), .value = FX_HASHMAP_VALUE(v, vs)}
 
 #define FX_HASHMAP_ITEM_END {.key = {0}, .value = {0}}
 
-#define fx_hashmap_foreach(it, hashmap)                                         \
-	for (int z__fx_unique_name() = fx_hashmap_iterator_begin(hashmap, it);   \
-	     (it)->key != NULL; fx_hashmap_iterator_next(it))
+#define fx_hashmap_foreach(it, hashmap)                                        \
+	for (int z__fx_unique_name() = fx_hashmap_iterator_begin(hashmap, it); \
+	     (it)->key != NULL;                                                \
+	     fx_hashmap_iterator_next(it))
 
 typedef void (*fx_hashmap_key_destructor)(void *);
 typedef void (*fx_hashmap_value_destructor)(void *);
@@ -59,19 +61,25 @@ typedef struct fx_hashmap_item {
 	fx_hashmap_value value;
 } fx_hashmap_item;
 
-FX_API fx_type fx_hashmap_get_type(void);
-FX_API fx_type fx_hashmap_iterator_get_type(void);
+FX_API fx_type_id fx_hashmap_get_type(void);
+FX_API fx_type_id fx_hashmap_iterator_get_type(void);
 
 FX_API fx_hashmap *fx_hashmap_create(
-	fx_hashmap_key_destructor key_dtor, fx_hashmap_value_destructor value_dtor);
+	fx_hashmap_key_destructor key_dtor,
+	fx_hashmap_value_destructor value_dtor);
 FX_API fx_hashmap *fx_hashmap_create_with_items(const fx_hashmap_item *items);
 
 FX_API fx_status fx_hashmap_put(
-	fx_hashmap *hashmap, const fx_hashmap_key *key, const fx_hashmap_value *value);
+	fx_hashmap *hashmap,
+	const fx_hashmap_key *key,
+	const fx_hashmap_value *value);
 FX_API const fx_hashmap_value *fx_hashmap_get(
-	const fx_hashmap *hashmap, const fx_hashmap_key *key);
+	const fx_hashmap *hashmap,
+	const fx_hashmap_key *key);
 
-FX_API bool fx_hashmap_has_key(const fx_hashmap *hashmap, const fx_hashmap_key *key);
+FX_API bool fx_hashmap_has_key(
+	const fx_hashmap *hashmap,
+	const fx_hashmap_key *key);
 FX_API size_t fx_hashmap_get_size(const fx_hashmap *hashmap);
 FX_API bool fx_hashmap_is_empty(const fx_hashmap *hashmap);
 

fx.collections/include/fx/collections/list.h

@@ -1,9 +1,9 @@
 #ifndef FX_DS_LIST_H_
 #define FX_DS_LIST_H_
 
-#include <fx/core/iterator.h>
-#include <fx/core/macros.h>
-#include <fx/core/status.h>
+#include <fx/iterator.h>
+#include <fx/macros.h>
+#include <fx/status.h>
 
 FX_DECLS_BEGIN;
 
@@ -23,8 +23,8 @@ FX_TYPE_CLASS_DECLARATION_END(fx_list_iterator)
 
 typedef struct fx_list_entry fx_list_entry;
 
-FX_API fx_type fx_list_get_type(void);
-FX_API fx_type fx_list_iterator_get_type(void);
+FX_API fx_type_id fx_list_get_type(void);
+FX_API fx_type_id fx_list_iterator_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_list, FX_TYPE_LIST);
 
@@ -39,9 +39,13 @@ FX_API fx_list_entry *fx_list_prev(const fx_list_entry *entry);
 FX_API size_t fx_list_length(const fx_list *q);
 
 FX_API fx_list_entry *fx_list_insert_before(
-	fx_list *q, void *ptr, fx_list_entry *before);
+	fx_list *q,
+	void *ptr,
+	fx_list_entry *before);
 FX_API fx_list_entry *fx_list_insert_after(
-	fx_list *q, void *ptr, fx_list_entry *after);
+	fx_list *q,
+	void *ptr,
+	fx_list_entry *after);
 
 FX_API fx_list_entry *fx_list_push_front(fx_list *q, void *ptr);
 FX_API fx_list_entry *fx_list_push_back(fx_list *q, void *ptr);

fx.collections/include/fx/collections/tree.h

@@ -1,10 +1,10 @@
 #ifndef FX_DS_TREE_H_
 #define FX_DS_TREE_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/queue.h>
-#include <fx/ds/string.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/queue.h>
+#include <fx/string.h>
 
 FX_DECLS_BEGIN;
 
@@ -22,7 +22,7 @@ FX_TYPE_CLASS_DECLARATION_END(fx_tree_iterator)
 
 #define FX_TREE_NODE_INIT ((fx_tree_node) {0})
 
-#define FX_TREE_CONTAINER(t, m, v)                                              \
+#define FX_TREE_CONTAINER(t, m, v)                                             \
 	((void *)((v) ? (uintptr_t)(v) - (offsetof(t, m)) : 0))
 
 typedef struct fx_tree_node {
@@ -30,8 +30,8 @@ typedef struct fx_tree_node {
 	struct fx_queue_entry __q01;
 } fx_tree_node;
 
-FX_API fx_type fx_tree_get_type(void);
-FX_API fx_type fx_tree_iterator_get_type(void);
+FX_API fx_type_id fx_tree_get_type(void);
+FX_API fx_type_id fx_tree_iterator_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_tree, FX_TYPE_TREE);
 
@@ -50,7 +50,8 @@ FX_API fx_iterator *fx_tree_node_begin(fx_tree_node *node);
 FX_API const fx_iterator *fx_tree_node_cbegin(const fx_tree_node *node);
 
 FX_API fx_iterator *fx_tree_node_begin_recursive(fx_tree_node *node);
-FX_API const fx_iterator *fx_tree_node_cbegin_recursive(const fx_tree_node *node);
+FX_API const fx_iterator *fx_tree_node_cbegin_recursive(
+	const fx_tree_node *node);
 
 FX_DECLS_END;
 

fx.collections/list.c

@@ -1,6 +1,6 @@
-#include <fx/core/iterator.h>
-#include <fx/core/queue.h>
-#include <fx/ds/list.h>
+#include <fx/collections/list.h>
+#include <fx/iterator.h>
+#include <fx/queue.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -109,7 +109,9 @@ static struct fx_list_entry *make_entry(void *item)
 }
 
 static struct fx_list_entry *list_insert_before(
-	struct fx_list_p *q, void *ptr, struct fx_list_entry *before)
+	struct fx_list_p *q,
+	void *ptr,
+	struct fx_list_entry *before)
 {
 	struct fx_list_entry *entry = make_entry(ptr);
 	if (!entry) {
@@ -122,7 +124,9 @@ static struct fx_list_entry *list_insert_before(
 }
 
 static struct fx_list_entry *list_insert_after(
-	struct fx_list_p *q, void *ptr, struct fx_list_entry *after)
+	struct fx_list_p *q,
+	void *ptr,
+	struct fx_list_entry *after)
 {
 	struct fx_list_entry *entry = make_entry(ptr);
 	if (!entry) {
@@ -226,7 +230,9 @@ static fx_status list_delete_item(struct fx_list_p *q, void *ptr)
 	return FX_SUCCESS;
 }
 
-static fx_status list_delete_entry(struct fx_list_p *q, struct fx_list_entry *entry)
+static fx_status list_delete_entry(
+	struct fx_list_p *q,
+	struct fx_list_entry *entry)
 {
 	fx_queue_delete(&q->l_queue, &entry->e_entry);
 	q->l_len--;
@@ -314,15 +320,29 @@ size_t fx_list_length(const fx_list *q)
 }
 
 struct fx_list_entry *fx_list_insert_before(
-	fx_list *q, void *ptr, struct fx_list_entry *before)
+	fx_list *q,
+	void *ptr,
+	struct fx_list_entry *before)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_LIST, list_insert_before, q, ptr, before);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_LIST,
+		list_insert_before,
+		q,
+		ptr,
+		before);
 }
 
 struct fx_list_entry *fx_list_insert_after(
-	fx_list *q, void *ptr, struct fx_list_entry *after)
+	fx_list *q,
+	void *ptr,
+	struct fx_list_entry *after)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_LIST, list_insert_after, q, ptr, after);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_LIST,
+		list_insert_after,
+		q,
+		ptr,
+		after);
 }
 
 struct fx_list_entry *fx_list_push_front(fx_list *q, void *ptr)
@@ -487,16 +507,16 @@ static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_list DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_list)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_list)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = fx_list_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = fx_list_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_list)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_list)
 
 FX_TYPE_DEFINITION_BEGIN(fx_list)
 	FX_TYPE_ID(0x8730e66f, 0x0fd9, 0x4773, 0x9bbd, 0x6428f6e495eb);
@@ -508,18 +528,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_list)
 FX_TYPE_DEFINITION_END(fx_list)
 
 // ---- fx_list_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_list_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_list_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_list_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_list_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_list_iterator)
 	FX_TYPE_ID(0xd9658456, 0xdd80, 0x419a, 0xb23a, 0xb513013e6431);

fx.collections/test/arrays.c

@@ -1,13 +1,13 @@
-#include <fx/ds/array.h>
-#include <fx/ds/number.h>
+#include <fx/collections/array.h>
+#include <fx/int.h>
 #include <stdio.h>
 
 int main(void)
 {
 	fx_array *array = fx_array_create();
-	fx_array_append(array, FX_RV_INT(32));
-	fx_array_append(array, FX_RV_INT(64));
-	fx_array_append(array, FX_RV_INT(128));
+	fx_array_append(array, fx_int_create(32));
+	fx_array_append(array, fx_int_create(64));
+	fx_array_append(array, fx_int_create(128));
 
 	fx_iterator *it = fx_iterator_begin(array);
 	fx_foreach_ptr(fx_object, obj, it)

fx.collections/test/numbers.c

@@ -0,0 +1,12 @@
+#include <fx/double.h>
+#include <stdio.h>
+
+int main(void)
+{
+	fx_double *d = fx_double_create(6.8);
+
+	printf("double=%lf\n", fx_double_get_value(d));
+	fx_double_unref(d);
+
+	return 0;
+}

fx.collections/test/simple.c

@@ -1,4 +1,4 @@
-#include <fx/ds/string.h>
+#include <fx/string.h>
 
 int main(void)
 {

fx.collections/test/streams.c

@@ -1,6 +1,6 @@
-#include <fx/core/stream.h>
-#include <fx/core/stringstream.h>
-#include <fx/ds/string.h>
+#include <fx/stream.h>
+#include <fx/string.h>
+#include <fx/stringstream.h>
 #include <stdio.h>
 
 int main(int argc, const char **argv)

fx.collections/test/trees.c

@@ -1,8 +1,9 @@
-#include <fx/core/bst.h>
-#include <fx/core/iterator.h>
-#include <fx/ds/dict.h>
-#include <fx/ds/number.h>
-#include <fx/ds/tree.h>
+#include <fx/bst.h>
+#include <fx/collections/dict.h>
+#include <fx/collections/tree.h>
+#include <fx/int.h>
+#include <fx/iterator.h>
+#include <inttypes.h>
 #include <stdio.h>
 
 #define NITEMS 16
@@ -23,18 +24,20 @@ FX_BST_DEFINE_SIMPLE_INSERT(struct bst_item, node, value, put_node)
 int main(void)
 {
 	fx_dict *dict = fx_dict_create();
-	fx_dict_put(dict, "hello", FX_RV_INT(32));
-	fx_dict_put(dict, "world", FX_RV_INT(64));
-	fx_dict_put(dict, "more", FX_RV_INT(128));
-	fx_dict_put(dict, "other", FX_RV_INT(256));
+	fx_dict_put(dict, "hello", fx_int_create(32));
+	fx_dict_put(dict, "world", fx_int_create(64));
+	fx_dict_put(dict, "more", fx_int_create(128));
+	fx_dict_put(dict, "other", fx_int_create(256));
 
 	fx_iterator *it = fx_iterator_begin(dict);
 
 	size_t i = 0;
 	fx_foreach(fx_dict_item *, item, it)
 	{
-		printf("item %zu: %s=%d\n", i++, fx_string_ptr(item->key),
-		       fx_number_get_int(item->value));
+		printf("item %zu: %s=%" PRIdPTR "\n",
+		       i++,
+		       fx_string_get_cstr(item->key),
+		       fx_int_get_value(item->value));
 	}
 
 	fx_iterator_unref(it);

fx.collections/tree.c

@@ -1,4 +1,4 @@
-#include <fx/ds/tree.h>
+#include <fx/collections/tree.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -33,7 +33,9 @@ static void tree_set_root(struct fx_tree_p *tree, struct fx_tree_node *node)
 }
 
 static const struct fx_tree_node *next_node(
-	const struct fx_tree_node *node, bool recursive, int *depth_diff)
+	const struct fx_tree_node *node,
+	bool recursive,
+	int *depth_diff)
 {
 	if (!node) {
 		return NULL;
@@ -101,7 +103,8 @@ static void remove_node(struct fx_tree_node *node)
 }
 
 static void reparent_children(
-	struct fx_tree_node *old_parent, struct fx_tree_node *new_parent)
+	struct fx_tree_node *old_parent,
+	struct fx_tree_node *new_parent)
 {
 	struct fx_tree_node *last = NODE_FIRST_CHILD(new_parent);
 	while (last && NODE_NEXT_SIBLING(last)) {
@@ -132,7 +135,9 @@ void fx_tree_set_root(fx_tree *tree, struct fx_tree_node *node)
 	FX_CLASS_DISPATCH_STATIC(FX_TYPE_TREE, tree_set_root, tree, node);
 }
 
-void fx_tree_node_add_child(struct fx_tree_node *parent, struct fx_tree_node *child)
+void fx_tree_node_add_child(
+	struct fx_tree_node *parent,
+	struct fx_tree_node *child)
 {
 	if (NODE_PARENT(child)) {
 		return;
@@ -152,7 +157,9 @@ void fx_tree_node_add_child(struct fx_tree_node *parent, struct fx_tree_node *ch
 	NODE_NEXT_SIBLING(cur) = child;
 }
 
-void fx_tree_node_add_sibling(struct fx_tree_node *node, struct fx_tree_node *to_add)
+void fx_tree_node_add_sibling(
+	struct fx_tree_node *node,
+	struct fx_tree_node *to_add)
 {
 	if (NODE_PARENT(to_add) || !NODE_PARENT(node)) {
 		return;
@@ -161,7 +168,9 @@ void fx_tree_node_add_sibling(struct fx_tree_node *node, struct fx_tree_node *to
 	fx_tree_node_add_child(NODE_PARENT(node), to_add);
 }
 
-struct fx_tree_node *fx_tree_node_get_child(struct fx_tree_node *node, size_t at)
+struct fx_tree_node *fx_tree_node_get_child(
+	struct fx_tree_node *node,
+	size_t at)
 {
 	size_t i = 0;
 	struct fx_tree_node *cur = NODE_FIRST_CHILD(node);
@@ -233,7 +242,8 @@ fx_iterator *fx_tree_node_begin_recursive(struct fx_tree_node *node)
 	return it_obj;
 }
 
-const fx_iterator *fx_tree_node_cbegin_recursive(const struct fx_tree_node *node)
+const fx_iterator *fx_tree_node_cbegin_recursive(
+	const struct fx_tree_node *node)
 {
 	return fx_tree_node_begin_recursive((struct fx_tree_node *)node);
 }
@@ -338,16 +348,16 @@ static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_tree DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_tree)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_tree)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = fx_tree_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = fx_tree_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_tree)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_tree)
 
 FX_TYPE_DEFINITION_BEGIN(fx_tree)
 	FX_TYPE_ID(0x8d8fa36b, 0xc515, 0x4803, 0x8124, 0xfd704f01b8ae);
@@ -359,18 +369,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_tree)
 FX_TYPE_DEFINITION_END(fx_tree)
 
 // ---- fx_tree_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_tree_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_tree_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_tree_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_tree_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_tree_iterator)
 	FX_TYPE_ID(0xb896e671, 0x84b2, 0x4892, 0xaf09, 0x407f305f4bf8);

fx.compression/CMakeLists.txt

@@ -0,0 +1,20 @@
+include(../cmake/Templates.cmake)
+
+find_package(ZSTD)
+
+if (ZSTD_FOUND)
+	set(internal_libs ${libs} ${ZSTD_LIBRARY})
+	set(internal_include_dirs ${include_dirs} ${ZSTD_INCLUDE_DIR})
+	set(internal_defines ${defines} FX_COMPRESSOR_SUPPORTED_ZSTD)
+	set(namespace_sources ${namespace_sources} ${CMAKE_CURRENT_SOURCE_DIR}/function/zstd.c)
+	message(STATUS "Enabling ZSTD support in fx.compression")
+endif ()
+
+#add_fx_module(
+#	NAME compress
+#	DEPENDENCIES core
+#	EXTRA_SOURCES ${function_sources}
+#	DEFINES ${defines}
+#	LIBS ${libs}
+#	INCLUDE_DIRS ${include_dirs})
+export_fx_namespace_details(fx.compression)

fx.compression/compressor.c

@@ -1,15 +1,15 @@
 #include <assert.h>
-#include <fx/compress/compressor.h>
-#include <fx/core/ringbuffer.h>
+#include <fx/compression/compressor.h>
+#include <fx/ringbuffer.h>
 #include <stdlib.h>
 #include <string.h>
 
 #define COMPRESSOR_DISPATCH_STATIC(func, compressor, ...)                      \
 	do {                                                                   \
 		struct compressor_data _compressor;                            \
-		enum fx_status status                                           \
+		enum fx_status status                                          \
 			= compressor_get_data(compressor, &_compressor);       \
-		if (!FX_OK(status)) {                                           \
+		if (!FX_OK(status)) {                                          \
 			return status;                                         \
 		}                                                              \
 		return func(&_compressor, __VA_ARGS__);                        \
@@ -17,9 +17,9 @@
 #define COMPRESSOR_DISPATCH_STATIC_0(func, compressor)                         \
 	do {                                                                   \
 		struct compressor_data _compressor;                            \
-		enum fx_status status                                           \
+		enum fx_status status                                          \
 			= compressor_get_data(compressor, &_compressor);       \
-		if (!FX_OK(status)) {                                           \
+		if (!FX_OK(status)) {                                          \
 			return status;                                         \
 		}                                                              \
 		return func(&_compressor);                                     \
@@ -36,16 +36,21 @@ struct compressor_data {
 /*** PRIVATE FUNCTIONS ********************************************************/
 
 static enum fx_status compressor_get_data(
-	fx_compressor *compressor, struct compressor_data *out)
+	fx_compressor *compressor,
+	struct compressor_data *out)
 {
 	out->c_obj = compressor;
 	return fx_object_get_data(
-		compressor, FX_TYPE_COMPRESSOR, NULL, (void **)&out->c_data,
+		compressor,
+		FX_TYPE_COMPRESSOR,
+		NULL,
+		(void **)&out->c_data,
 		(void **)&out->c_ops);
 }
 
 static enum fx_status compressor_get_mode(
-	struct compressor_data *p, enum fx_compressor_mode *out)
+	struct compressor_data *p,
+	enum fx_compressor_mode *out)
 {
 	if (out) {
 		*out = p->c_data->c_mode;
@@ -55,7 +60,8 @@ static enum fx_status compressor_get_mode(
 }
 
 static enum fx_status compressor_set_mode(
-	struct compressor_data *p, enum fx_compressor_mode mode)
+	struct compressor_data *p,
+	enum fx_compressor_mode mode)
 {
 	if (!p->c_ops->c_set_mode) {
 		return FX_ERR_NOT_SUPPORTED;
@@ -65,7 +71,9 @@ static enum fx_status compressor_set_mode(
 }
 
 static enum fx_status compressor_set_buffer(
-	struct compressor_data *p, fx_ringbuffer *inbuf, fx_ringbuffer *outbuf)
+	struct compressor_data *p,
+	fx_ringbuffer *inbuf,
+	fx_ringbuffer *outbuf)
 {
 	p->c_data->c_in = inbuf;
 	p->c_data->c_out = outbuf;
@@ -154,14 +162,18 @@ static bool compressor_eof(const struct compressor_data *p)
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 enum fx_status fx_compressor_get_buffer_size(
-	fx_type type, fx_compressor_mode mode, size_t *inbuf_size, size_t *outbuf_size)
+	fx_type_id type,
+	fx_compressor_mode mode,
+	size_t *inbuf_size,
+	size_t *outbuf_size)
 {
 	fx_class *c = fx_class_get(type);
 	if (!c) {
 		return FX_ERR_INVALID_ARGUMENT;
 	}
 
-	fx_compressor_class *ops = fx_class_get_interface(c, FX_TYPE_COMPRESSOR);
+	fx_compressor_class *ops
+		= fx_class_get_interface(c, FX_TYPE_COMPRESSOR);
 	if (!ops) {
 		return FX_ERR_INVALID_ARGUMENT;
 	}
@@ -174,22 +186,32 @@ enum fx_status fx_compressor_get_buffer_size(
 }
 
 enum fx_status fx_compressor_get_mode(
-	const fx_compressor *compressor, enum fx_compressor_mode *out)
+	const fx_compressor *compressor,
+	enum fx_compressor_mode *out)
 {
 	COMPRESSOR_DISPATCH_STATIC(
-		compressor_get_mode, (fx_compressor *)compressor, out);
+		compressor_get_mode,
+		(fx_compressor *)compressor,
+		out);
 }
 
 enum fx_status fx_compressor_set_mode(
-	fx_compressor *compressor, enum fx_compressor_mode mode)
+	fx_compressor *compressor,
+	enum fx_compressor_mode mode)
 {
 	COMPRESSOR_DISPATCH_STATIC(compressor_set_mode, compressor, mode);
 }
 
 enum fx_status fx_compressor_set_buffer(
-	fx_compressor *compressor, fx_ringbuffer *inbuf, fx_ringbuffer *outbuf)
+	fx_compressor *compressor,
+	fx_ringbuffer *inbuf,
+	fx_ringbuffer *outbuf)
 {
-	COMPRESSOR_DISPATCH_STATIC(compressor_set_buffer, compressor, inbuf, outbuf);
+	COMPRESSOR_DISPATCH_STATIC(
+		compressor_set_buffer,
+		compressor,
+		inbuf,
+		outbuf);
 }
 
 enum fx_status fx_compressor_step(fx_compressor *compressor)
@@ -209,7 +231,9 @@ enum fx_status fx_compressor_reset(fx_compressor *compressor)
 
 bool fx_compressor_eof(const fx_compressor *compressor)
 {
-	COMPRESSOR_DISPATCH_STATIC_0(compressor_eof, (fx_compressor *)compressor);
+	COMPRESSOR_DISPATCH_STATIC_0(
+		compressor_eof,
+		(fx_compressor *)compressor);
 }
 
 /*** VIRTUAL FUNCTIONS ********************************************************/
@@ -224,11 +248,11 @@ static void compressor_fini(fx_object *obj, void *priv)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_compressor)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_compressor)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_compressor)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_compressor)
 
 FX_TYPE_DEFINITION_BEGIN(fx_compressor)
 	FX_TYPE_ID(0x452ee0f9, 0xfe12, 0x48a1, 0xb596, 0xad5b7a3940e7);

fx.compression/cstream.c

@@ -1,5 +1,5 @@
-#include <fx/compress/compressor.h>
-#include <fx/compress/cstream.h>
+#include <fx/compression/compressor.h>
+#include <fx/compression/cstream.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -17,8 +17,8 @@ struct fx_cstream_p {
 	 *
 	 * the input buffer holds data that will be provided to the
 	 * (de)compression function. in compression mode, this data is provided
-	 * by the code using the cstream (via fx_cstream_write). in decompression
-	 * mode, this data is read from s_endpoint.
+	 * by the code using the cstream (via fx_cstream_write). in
+	 * decompression mode, this data is read from s_endpoint.
 	 *
 	 * the output buffer holds data produced by the (de)compression
 	 * function. in compression mode, this data will be written to
@@ -27,7 +27,8 @@ struct fx_cstream_p {
 	 *
 	 * heavy usage of cstream's compressed sections facility can result
 	 * in the input buffer holding uncompressed data while the stream is in
-	 * decompression mode. this is handled by the uncompressed read code path.
+	 * decompression mode. this is handled by the uncompressed read code
+	 * path.
 	 */
 	fx_ringbuffer *s_in, *s_out;
 	fx_compressor_mode s_mode;
@@ -78,13 +79,23 @@ struct fx_cstream_p {
 /*** PRIVATE FUNCTIONS ********************************************************/
 
 static enum fx_status read_cursor(
-	struct fx_cstream_p *stream, void *buf, size_t count, size_t *out_nr_read)
+	struct fx_cstream_p *stream,
+	void *buf,
+	size_t count,
+	size_t *out_nr_read)
 {
-	return fx_stream_read_bytes(stream->s_endpoint, buf, count, out_nr_read);
+	return fx_stream_read_bytes(
+		stream->s_endpoint,
+		buf,
+		count,
+		out_nr_read);
 }
 
 static enum fx_status read_uncompressed(
-	struct fx_cstream_p *stream, void *buf, size_t count, size_t *out_nr_read)
+	struct fx_cstream_p *stream,
+	void *buf,
+	size_t count,
+	size_t *out_nr_read)
 {
 	size_t remaining = count;
 	unsigned char *dest = buf;
@@ -101,7 +112,9 @@ static enum fx_status read_uncompressed(
 		const void *data;
 		size_t available;
 		status = fx_ringbuffer_open_read_buffer(
-			stream->s_in, &data, &available);
+			stream->s_in,
+			&data,
+			&available);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -128,7 +141,10 @@ static enum fx_status read_uncompressed(
 	}
 
 	status = fx_stream_read_bytes(
-		stream->s_endpoint, dest, remaining, &nr_read_from_endpoint);
+		stream->s_endpoint,
+		dest,
+		remaining,
+		&nr_read_from_endpoint);
 	stream->s_tx_bytes_uncompressed += nr_read_from_endpoint;
 	stream->s_tx_bytes += nr_read_from_endpoint;
 
@@ -150,14 +166,19 @@ static enum fx_status refill_input_buffer(struct fx_cstream_p *stream)
 		void *data;
 		size_t capacity;
 		status = fx_ringbuffer_open_write_buffer(
-			stream->s_in, &data, &capacity);
+			stream->s_in,
+			&data,
+			&capacity);
 		if (!FX_OK(status)) {
 			break;
 		}
 
 		size_t r = 0;
 		status = fx_stream_read_bytes(
-			stream->s_endpoint, data, capacity, &r);
+			stream->s_endpoint,
+			data,
+			capacity,
+			&r);
 
 		fx_ringbuffer_close_write_buffer(stream->s_in, &data, r);
 		nr_read += r;
@@ -196,9 +217,11 @@ static enum fx_status refill_output_buffer(struct fx_cstream_p *stream)
 		return status;
 	}
 
-	size_t bytes_before = fx_ringbuffer_available_data_remaining(stream->s_in);
+	size_t bytes_before
+		= fx_ringbuffer_available_data_remaining(stream->s_in);
 	status = fx_compressor_step(stream->s_compressor);
-	size_t bytes_after = fx_ringbuffer_available_data_remaining(stream->s_in);
+	size_t bytes_after
+		= fx_ringbuffer_available_data_remaining(stream->s_in);
 
 	stream->s_tx_bytes_compressed += (bytes_before - bytes_after);
 	stream->s_tx_bytes += (bytes_before - bytes_after);
@@ -207,7 +230,10 @@ static enum fx_status refill_output_buffer(struct fx_cstream_p *stream)
 }
 
 static enum fx_status cstream_read(
-	struct fx_cstream_p *stream, void *buf, size_t count, size_t *out_nr_read)
+	struct fx_cstream_p *stream,
+	void *buf,
+	size_t count,
+	size_t *out_nr_read)
 {
 	if (stream->s_mode != FX_COMPRESSOR_MODE_DECOMPRESS) {
 		return FX_ERR_BAD_STATE;
@@ -238,7 +264,9 @@ static enum fx_status cstream_read(
 		const void *data;
 		size_t available;
 		status = fx_ringbuffer_open_read_buffer(
-			stream->s_out, &data, &available);
+			stream->s_out,
+			&data,
+			&available);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -267,13 +295,23 @@ static enum fx_status cstream_read(
 }
 
 static enum fx_status write_cursor(
-	struct fx_cstream_p *stream, const void *buf, size_t count, size_t *nr_written)
+	struct fx_cstream_p *stream,
+	const void *buf,
+	size_t count,
+	size_t *nr_written)
 {
-	return fx_stream_write_bytes(stream->s_endpoint, buf, count, nr_written);
+	return fx_stream_write_bytes(
+		stream->s_endpoint,
+		buf,
+		count,
+		nr_written);
 }
 
 static enum fx_status write_uncompressed(
-	struct fx_cstream_p *stream, const void *buf, size_t count, size_t *nr_written)
+	struct fx_cstream_p *stream,
+	const void *buf,
+	size_t count,
+	size_t *nr_written)
 {
 	size_t w = 0;
 	enum fx_status status
@@ -307,14 +345,19 @@ static enum fx_status flush_output_buffer(struct fx_cstream_p *stream)
 		const void *data;
 		size_t capacity;
 		status = fx_ringbuffer_open_read_buffer(
-			stream->s_out, &data, &capacity);
+			stream->s_out,
+			&data,
+			&capacity);
 		if (!FX_OK(status)) {
 			break;
 		}
 
 		size_t w = 0;
 		status = fx_stream_write_bytes(
-			stream->s_endpoint, data, capacity, &w);
+			stream->s_endpoint,
+			data,
+			capacity,
+			&w);
 
 		fx_ringbuffer_close_read_buffer(stream->s_out, &data, w);
 		nr_written += w;
@@ -338,7 +381,9 @@ static enum fx_status flush_output_buffer(struct fx_cstream_p *stream)
 }
 
 static enum fx_status cstream_write(
-	struct fx_cstream_p *stream, const void *buf, size_t count,
+	struct fx_cstream_p *stream,
+	const void *buf,
+	size_t count,
 	size_t *out_nr_written)
 {
 	if (stream->s_mode != FX_COMPRESSOR_MODE_COMPRESS) {
@@ -374,7 +419,9 @@ static enum fx_status cstream_write(
 		void *data;
 		size_t available;
 		status = fx_ringbuffer_open_write_buffer(
-			stream->s_in, &data, &available);
+			stream->s_in,
+			&data,
+			&available);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -403,7 +450,9 @@ static enum fx_status cstream_write(
 }
 
 static enum fx_status skip_uncompressed(
-	struct fx_cstream_p *stream, size_t count, size_t *out_nr_skipped)
+	struct fx_cstream_p *stream,
+	size_t count,
+	size_t *out_nr_skipped)
 {
 	size_t remaining = count;
 	size_t nr_read_from_buf = 0;
@@ -419,7 +468,9 @@ static enum fx_status skip_uncompressed(
 		const void *data;
 		size_t available;
 		status = fx_ringbuffer_open_read_buffer(
-			stream->s_in, &data, &available);
+			stream->s_in,
+			&data,
+			&available);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -447,7 +498,10 @@ static enum fx_status skip_uncompressed(
 
 	size_t cursor = fx_stream_cursor(stream->s_endpoint);
 
-	status = fx_stream_seek(stream->s_endpoint, remaining, FX_STREAM_SEEK_CURRENT);
+	status = fx_stream_seek(
+		stream->s_endpoint,
+		remaining,
+		FX_STREAM_SEEK_CURRENT);
 	nr_read_from_endpoint = fx_stream_cursor(stream->s_endpoint) - cursor;
 	stream->s_tx_bytes_uncompressed += nr_read_from_endpoint;
 	stream->s_tx_bytes += nr_read_from_endpoint;
@@ -460,7 +514,9 @@ static enum fx_status skip_uncompressed(
 }
 
 static enum fx_status cstream_skip(
-	struct fx_cstream_p *stream, size_t count, size_t *out_nr_skipped)
+	struct fx_cstream_p *stream,
+	size_t count,
+	size_t *out_nr_skipped)
 {
 	if (stream->s_mode != FX_COMPRESSOR_MODE_DECOMPRESS) {
 		return FX_ERR_BAD_STATE;
@@ -499,7 +555,9 @@ static enum fx_status cstream_skip(
 		const void *data;
 		size_t available;
 		status = fx_ringbuffer_open_read_buffer(
-			stream->s_out, &data, &available);
+			stream->s_out,
+			&data,
+			&available);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -554,7 +612,8 @@ static enum fx_status cstream_reset(struct fx_cstream_p *stream)
 }
 
 static enum fx_status cstream_begin_compressed_section(
-	struct fx_cstream_p *stream, size_t *tx_uncompressed_bytes)
+	struct fx_cstream_p *stream,
+	size_t *tx_uncompressed_bytes)
 {
 	if (stream->s_flags & CSTREAM_CURSOR_MOVED) {
 		return FX_ERR_BAD_STATE;
@@ -578,7 +637,8 @@ static enum fx_status cstream_begin_compressed_section(
 }
 
 static enum fx_status cstream_end_compressed_section(
-	struct fx_cstream_p *stream, size_t *tx_compressed_bytes,
+	struct fx_cstream_p *stream,
+	size_t *tx_compressed_bytes,
 	size_t *tx_uncompressed_bytes)
 {
 	if (stream->s_flags & CSTREAM_CURSOR_MOVED) {
@@ -646,28 +706,33 @@ static bool cstream_in_compressed_section(const struct fx_cstream_p *stream)
 	return stream->s_compression_depth > 0;
 }
 
-static enum fx_status cstream_tx_bytes(const struct fx_cstream_p *stream, size_t *out)
+static enum fx_status cstream_tx_bytes(
+	const struct fx_cstream_p *stream,
+	size_t *out)
 {
 	*out = stream->s_tx_bytes;
 	return FX_SUCCESS;
 }
 
 static enum fx_status cstream_tx_bytes_compressed(
-	const struct fx_cstream_p *stream, size_t *out)
+	const struct fx_cstream_p *stream,
+	size_t *out)
 {
 	*out = stream->s_tx_bytes_compressed;
 	return FX_SUCCESS;
 }
 
 static enum fx_status cstream_tx_bytes_uncompressed(
-	const struct fx_cstream_p *stream, size_t *out)
+	const struct fx_cstream_p *stream,
+	size_t *out)
 {
 	*out = stream->s_tx_bytes_uncompressed;
 	return FX_SUCCESS;
 }
 
 static enum fx_status cstream_set_cursor_position(
-	struct fx_cstream_p *stream, size_t pos)
+	struct fx_cstream_p *stream,
+	size_t pos)
 {
 	if (stream->s_compression_depth > 0) {
 		return FX_ERR_BAD_STATE;
@@ -691,14 +756,17 @@ static enum fx_status cstream_set_cursor_position(
 	return FX_SUCCESS;
 }
 
-static enum fx_status cstream_restore_cursor_position(struct fx_cstream_p *stream)
+static enum fx_status cstream_restore_cursor_position(
+	struct fx_cstream_p *stream)
 {
 	if (!(stream->s_flags & CSTREAM_CURSOR_MOVED)) {
 		return FX_ERR_BAD_STATE;
 	}
 
 	enum fx_status status = fx_stream_seek(
-		stream->s_endpoint, stream->s_cursor, FX_STREAM_SEEK_START);
+		stream->s_endpoint,
+		stream->s_cursor,
+		FX_STREAM_SEEK_START);
 	stream->s_cursor = 0;
 
 	if (!FX_OK(status)) {
@@ -713,12 +781,17 @@ static enum fx_status cstream_restore_cursor_position(struct fx_cstream_p *strea
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 enum fx_status fx_cstream_open(
-	fx_stream *endpoint, fx_type compressor_type, fx_compressor_mode mode,
+	fx_stream *endpoint,
+	fx_type_id compressor_type,
+	fx_compressor_mode mode,
 	fx_cstream **out)
 {
 	size_t inbuf_size = 0, outbuf_size = 0;
 	enum fx_status status = fx_compressor_get_buffer_size(
-		compressor_type, mode, &inbuf_size, &outbuf_size);
+		compressor_type,
+		mode,
+		&inbuf_size,
+		&outbuf_size);
 	if (!FX_OK(status)) {
 		return status;
 	}
@@ -735,7 +808,7 @@ enum fx_status fx_cstream_open(
 	p->s_endpoint = endpoint;
 
 	cfg->s_mode = (mode == FX_COMPRESSOR_MODE_COMPRESS) ? FX_STREAM_WRITE
-	                                                   : FX_STREAM_READ;
+	                                                    : FX_STREAM_READ;
 
 	p->s_in = fx_ringbuffer_create(inbuf_size + 1);
 	if (!FX_OK(status)) {
@@ -764,23 +837,46 @@ enum fx_status fx_cstream_open(
 }
 
 enum fx_status fx_cstream_read(
-	fx_cstream *stream, void *buf, size_t count, size_t *out_nr_read)
+	fx_cstream *stream,
+	void *buf,
+	size_t count,
+	size_t *out_nr_read)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_read, stream, buf, count, out_nr_read);
+		FX_TYPE_CSTREAM,
+		cstream_read,
+		stream,
+		buf,
+		count,
+		out_nr_read);
 }
 
 enum fx_status fx_cstream_write(
-	fx_cstream *stream, const void *buf, size_t count, size_t *out_nr_written)
+	fx_cstream *stream,
+	const void *buf,
+	size_t count,
+	size_t *out_nr_written)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_write, stream, buf, count, out_nr_written);
+		FX_TYPE_CSTREAM,
+		cstream_write,
+		stream,
+		buf,
+		count,
+		out_nr_written);
 }
 
-enum fx_status fx_cstream_skip(fx_cstream *stream, size_t count, size_t *out_nr_skipped)
+enum fx_status fx_cstream_skip(
+	fx_cstream *stream,
+	size_t count,
+	size_t *out_nr_skipped)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_skip, stream, count, out_nr_skipped);
+		FX_TYPE_CSTREAM,
+		cstream_skip,
+		stream,
+		count,
+		out_nr_skipped);
 }
 
 enum fx_status fx_cstream_reset(fx_cstream *stream)
@@ -789,54 +885,83 @@ enum fx_status fx_cstream_reset(fx_cstream *stream)
 }
 
 enum fx_status fx_cstream_begin_compressed_section(
-	fx_cstream *stream, size_t *tx_uncompressed_bytes)
+	fx_cstream *stream,
+	size_t *tx_uncompressed_bytes)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_begin_compressed_section, stream,
+		FX_TYPE_CSTREAM,
+		cstream_begin_compressed_section,
+		stream,
 		tx_uncompressed_bytes);
 }
 
 enum fx_status fx_cstream_end_compressed_section(
-	fx_cstream *stream, size_t *tx_compressed_bytes, size_t *tx_uncompressed_bytes)
+	fx_cstream *stream,
+	size_t *tx_compressed_bytes,
+	size_t *tx_uncompressed_bytes)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_end_compressed_section, stream,
-		tx_compressed_bytes, tx_uncompressed_bytes);
+		FX_TYPE_CSTREAM,
+		cstream_end_compressed_section,
+		stream,
+		tx_compressed_bytes,
+		tx_uncompressed_bytes);
 }
 
 bool fx_cstream_in_compressed_section(const fx_cstream *stream)
 {
 	FX_CLASS_DISPATCH_STATIC_0(
-		FX_TYPE_CSTREAM, cstream_in_compressed_section, stream);
+		FX_TYPE_CSTREAM,
+		cstream_in_compressed_section,
+		stream);
 }
 
 enum fx_status fx_cstream_tx_bytes(const fx_cstream *stream, size_t *out)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_CSTREAM, cstream_tx_bytes, stream, out);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_CSTREAM,
+		cstream_tx_bytes,
+		stream,
+		out);
 }
 
-enum fx_status fx_cstream_tx_bytes_compressed(const fx_cstream *stream, size_t *out)
+enum fx_status fx_cstream_tx_bytes_compressed(
+	const fx_cstream *stream,
+	size_t *out)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_tx_bytes_compressed, stream, out);
+		FX_TYPE_CSTREAM,
+		cstream_tx_bytes_compressed,
+		stream,
+		out);
 }
 
-enum fx_status fx_cstream_tx_bytes_uncompressed(const fx_cstream *stream, size_t *out)
+enum fx_status fx_cstream_tx_bytes_uncompressed(
+	const fx_cstream *stream,
+	size_t *out)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_tx_bytes_uncompressed, stream, out);
+		FX_TYPE_CSTREAM,
+		cstream_tx_bytes_uncompressed,
+		stream,
+		out);
 }
 
 enum fx_status fx_cstream_set_cursor_position(fx_cstream *stream, size_t pos)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_CSTREAM, cstream_set_cursor_position, stream, pos);
+		FX_TYPE_CSTREAM,
+		cstream_set_cursor_position,
+		stream,
+		pos);
 }
 
 enum fx_status fx_cstream_restore_cursor_position(fx_cstream *stream)
 {
 	FX_CLASS_DISPATCH_STATIC_0(
-		FX_TYPE_CSTREAM, cstream_restore_cursor_position, stream);
+		FX_TYPE_CSTREAM,
+		cstream_restore_cursor_position,
+		stream);
 }
 
 /*** VIRTUAL FUNCTIONS ********************************************************/
@@ -864,12 +989,12 @@ static void cstream_fini(fx_object *obj, void *priv)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_cstream)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_cstream)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_stream, FX_TYPE_STREAM)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_stream, FX_TYPE_STREAM)
 		FX_INTERFACE_ENTRY(s_close) = NULL;
 		FX_INTERFACE_ENTRY(s_seek) = NULL;
 		FX_INTERFACE_ENTRY(s_tell) = NULL;
@@ -877,8 +1002,8 @@ FX_TYPE_CLASS_DEFINITION_BEGIN(fx_cstream)
 		FX_INTERFACE_ENTRY(s_read) = fx_cstream_read;
 		FX_INTERFACE_ENTRY(s_write) = fx_cstream_write;
 		FX_INTERFACE_ENTRY(s_reserve) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_stream, FX_TYPE_STREAM)
-FX_TYPE_CLASS_DEFINITION_END(fx_cstream)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_stream, FX_TYPE_STREAM)
+FX_TYPE_CLASS_END(fx_cstream)
 
 FX_TYPE_DEFINITION_BEGIN(fx_cstream)
 	FX_TYPE_ID(0xe1e899b5, 0x6a3c, 0x4f9c, 0xafd0, 0xaab3f156615c);

fx.compression/function/zstd.c

@@ -1,5 +1,5 @@
-#include <fx/compress/zstd.h>
-#include <fx/core/ringbuffer.h>
+#include <fx/compression/zstd.h>
+#include <fx/ringbuffer.h>
 #include <zstd.h>
 
 /*** PRIVATE DATA *************************************************************/
@@ -14,7 +14,9 @@ struct fx_zstd_compressor_p {
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 fx_status fx_zstd_compressor_get_buffer_size(
-	fx_compressor_mode mode, size_t *inbuf_size, size_t *outbuf_size)
+	fx_compressor_mode mode,
+	size_t *inbuf_size,
+	size_t *outbuf_size)
 {
 	switch (mode) {
 	case FX_COMPRESSOR_MODE_COMPRESS:
@@ -40,7 +42,8 @@ static void zstd_compressor_init(fx_object *obj, void *priv)
 
 static void zstd_compressor_fini(fx_object *obj, void *priv)
 {
-	fx_compressor_data *c = fx_object_get_protected(obj, FX_TYPE_COMPRESSOR);
+	fx_compressor_data *c
+		= fx_object_get_protected(obj, FX_TYPE_COMPRESSOR);
 	struct fx_zstd_compressor_p *ctx = priv;
 	switch (c->c_mode) {
 	case FX_COMPRESSOR_MODE_COMPRESS:
@@ -109,13 +112,18 @@ static enum fx_status compress(fx_compressor *compressor)
 		const void *in_buf = NULL;
 		void *out_buf = NULL;
 
-		status = fx_ringbuffer_open_read_buffer(in, &in_buf, &in_available);
+		status = fx_ringbuffer_open_read_buffer(
+			in,
+			&in_buf,
+			&in_available);
 		if (!FX_OK(status)) {
 			break;
 		}
 
 		status = fx_ringbuffer_open_write_buffer(
-			out, &out_buf, &out_capacity);
+			out,
+			&out_buf,
+			&out_capacity);
 		if (!FX_OK(status)) {
 			fx_ringbuffer_close_read_buffer(in, &in_buf, 0);
 			break;
@@ -135,7 +143,10 @@ static enum fx_status compress(fx_compressor *compressor)
 
 		do {
 			size_t ret = ZSTD_compressStream2(
-				ctx->zstd_c, &z_out, &z_in, ZSTD_e_continue);
+				ctx->zstd_c,
+				&z_out,
+				&z_in,
+				ZSTD_e_continue);
 			if (ZSTD_isError(ret)) {
 				status = FX_ERR_COMPRESSION_FAILURE;
 				break;
@@ -178,7 +189,9 @@ static enum fx_status compress_end(fx_compressor *compressor)
 		void *out_buf = NULL;
 		size_t out_capacity = 0;
 		status = fx_ringbuffer_open_write_buffer(
-			out, &out_buf, &out_capacity);
+			out,
+			&out_buf,
+			&out_capacity);
 		if (!FX_OK(status)) {
 			break;
 		}
@@ -192,7 +205,10 @@ static enum fx_status compress_end(fx_compressor *compressor)
 
 		do {
 			size_t ret = ZSTD_compressStream2(
-				ctx->zstd_c, &z_out, &z_in, ZSTD_e_end);
+				ctx->zstd_c,
+				&z_out,
+				&z_in,
+				ZSTD_e_end);
 			if (ZSTD_isError(ret)) {
 				status = FX_ERR_COMPRESSION_FAILURE;
 				finished = true;
@@ -240,13 +256,18 @@ static enum fx_status decompress(fx_compressor *compressor)
 		const void *in_buf = NULL;
 		void *out_buf = NULL;
 
-		status = fx_ringbuffer_open_read_buffer(in, &in_buf, &in_available);
+		status = fx_ringbuffer_open_read_buffer(
+			in,
+			&in_buf,
+			&in_available);
 		if (!FX_OK(status)) {
 			break;
 		}
 
 		status = fx_ringbuffer_open_write_buffer(
-			out, &out_buf, &out_capacity);
+			out,
+			&out_buf,
+			&out_capacity);
 		if (!FX_OK(status)) {
 			fx_ringbuffer_close_read_buffer(in, &in_buf, 0);
 			break;
@@ -266,7 +287,9 @@ static enum fx_status decompress(fx_compressor *compressor)
 
 		do {
 			size_t ret = ZSTD_decompressStream(
-				ctx->zstd_d, &z_out, &z_in);
+				ctx->zstd_d,
+				&z_out,
+				&z_in);
 			if (ZSTD_isError(ret)) {
 				status = FX_ERR_COMPRESSION_FAILURE;
 				break;
@@ -292,7 +315,9 @@ static enum fx_status decompress(fx_compressor *compressor)
 	return status;
 }
 
-static enum fx_status set_mode(fx_compressor *compressor, fx_compressor_mode mode)
+static enum fx_status set_mode(
+	fx_compressor *compressor,
+	fx_compressor_mode mode)
 {
 	struct fx_zstd_compressor_p *ctx
 		= fx_object_get_private(compressor, FX_TYPE_ZSTD_COMPRESSOR);
@@ -336,12 +361,12 @@ static enum fx_status set_mode(fx_compressor *compressor, fx_compressor_mode mod
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_zstd_compressor)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_zstd_compressor)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_compressor, FX_TYPE_COMPRESSOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_compressor, FX_TYPE_COMPRESSOR)
 		FX_INTERFACE_ENTRY(c_buffer_size)
 			= fx_zstd_compressor_get_buffer_size;
 		FX_INTERFACE_ENTRY(c_compress) = compress;
@@ -349,8 +374,8 @@ FX_TYPE_CLASS_DEFINITION_BEGIN(fx_zstd_compressor)
 		FX_INTERFACE_ENTRY(c_decompress) = decompress;
 		FX_INTERFACE_ENTRY(c_reset) = reset;
 		FX_INTERFACE_ENTRY(c_set_mode) = set_mode;
-	FX_TYPE_CLASS_INTERFACE_END(fx_compressor, FX_TYPE_COMPRESSOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_zstd_compressor)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_compressor, FX_TYPE_COMPRESSOR)
+FX_TYPE_CLASS_END(fx_zstd_compressor)
 
 FX_TYPE_DEFINITION_BEGIN(fx_zstd_compressor)
 	FX_TYPE_ID(0x51d437fc, 0xe789, 0x4105, 0xbac7, 0xe6b3f45df198);

fx.compression/include/fx/compression/compressor.h

@@ -1,10 +1,10 @@
 #ifndef FX_COMPRESS_COMPRESSOR_H_
 #define FX_COMPRESS_COMPRESSOR_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/ringbuffer.h>
-#include <fx/core/status.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/ringbuffer.h>
+#include <fx/status.h>
 #include <stdbool.h>
 
 FX_DECLS_BEGIN;
@@ -38,7 +38,7 @@ typedef struct fx_compressor_data {
 	fx_ringbuffer *c_in, *c_out;
 } fx_compressor_data;
 
-FX_API fx_type fx_compressor_get_type(void);
+FX_API fx_type_id fx_compressor_get_type(void);
 
 #if 0
 FX_API fx_status fx_compressor_create(
@@ -48,15 +48,21 @@ FX_API fx_status fx_compressor_create(
 #endif
 
 FX_API fx_status fx_compressor_get_buffer_size(
-	fx_type type, fx_compressor_mode mode, size_t *inbuf_size,
+	fx_type_id type,
+	fx_compressor_mode mode,
+	size_t *inbuf_size,
 	size_t *outbuf_size);
 
 FX_API fx_status fx_compressor_get_mode(
-	const fx_compressor *compressor, fx_compressor_mode *out);
+	const fx_compressor *compressor,
+	fx_compressor_mode *out);
 FX_API fx_status fx_compressor_set_mode(
-	fx_compressor *compressor, fx_compressor_mode mode);
+	fx_compressor *compressor,
+	fx_compressor_mode mode);
 FX_API fx_status fx_compressor_set_buffer(
-	fx_compressor *compressor, fx_ringbuffer *inbuf, fx_ringbuffer *outbuf);
+	fx_compressor *compressor,
+	fx_ringbuffer *inbuf,
+	fx_ringbuffer *outbuf);
 FX_API fx_status fx_compressor_step(fx_compressor *compressor);
 FX_API fx_status fx_compressor_end(fx_compressor *compressor);
 FX_API fx_status fx_compressor_reset(fx_compressor *compressor);

fx.compression/include/fx/compression/cstream.h

@@ -1,8 +1,8 @@
 #ifndef FX_COMPRESS_CSTREAM_H_
 #define FX_COMPRESS_CSTREAM_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/stream.h>
+#include <fx/macros.h>
+#include <fx/stream.h>
 #include <stdbool.h>
 
 FX_DECLS_BEGIN;
@@ -16,31 +16,40 @@ FX_DECLARE_TYPE(fx_cstream);
 FX_TYPE_CLASS_DECLARATION_BEGIN(fx_cstream)
 FX_TYPE_CLASS_DECLARATION_END(fx_cstream)
 
-FX_API fx_type fx_cstream_get_type(void);
+FX_API fx_type_id fx_cstream_get_type(void);
 
 FX_API fx_status fx_cstream_open(
-	fx_stream *endpoint, fx_type compressor_type, enum fx_compressor_mode mode,
+	fx_stream *endpoint,
+	fx_type_id compressor_type,
+	enum fx_compressor_mode mode,
 	fx_cstream **out);
 
-FX_API fx_status fx_cstream_read(
-	fx_cstream *stream, void *buf, size_t count, size_t *nr_read);
+FX_API fx_status
+fx_cstream_read(fx_cstream *stream, void *buf, size_t count, size_t *nr_read);
 FX_API fx_status fx_cstream_write(
-	fx_cstream *stream, const void *buf, size_t count, size_t *nr_written);
-FX_API fx_status fx_cstream_skip(
-	fx_cstream *stream, size_t count, size_t *nr_skipped);
+	fx_cstream *stream,
+	const void *buf,
+	size_t count,
+	size_t *nr_written);
+FX_API fx_status
+fx_cstream_skip(fx_cstream *stream, size_t count, size_t *nr_skipped);
 FX_API fx_status fx_cstream_reset(fx_cstream *stream);
 
 FX_API fx_status fx_cstream_begin_compressed_section(
-	fx_cstream *stream, size_t *tx_uncompressed_bytes);
+	fx_cstream *stream,
+	size_t *tx_uncompressed_bytes);
 FX_API fx_status fx_cstream_end_compressed_section(
-	fx_cstream *stream, size_t *tx_compressed_bytes,
+	fx_cstream *stream,
+	size_t *tx_compressed_bytes,
 	size_t *tx_uncompressed_bytes);
 FX_API bool fx_cstream_in_compressed_section(const fx_cstream *stream);
 FX_API fx_status fx_cstream_tx_bytes(const fx_cstream *stream, size_t *out);
 FX_API fx_status fx_cstream_tx_bytes_compressed(
-	const fx_cstream *stream, size_t *out);
+	const fx_cstream *stream,
+	size_t *out);
 FX_API fx_status fx_cstream_tx_bytes_uncompressed(
-	const fx_cstream *stream, size_t *out);
+	const fx_cstream *stream,
+	size_t *out);
 
 FX_API fx_status fx_cstream_set_cursor_position(fx_cstream *stream, size_t pos);
 FX_API fx_status fx_cstream_restore_cursor_position(fx_cstream *stream);

fx.compression/include/fx/compression/zstd.h

@@ -1,10 +1,10 @@
 #ifndef FX_COMPRESS_ZSTD_H_
 #define FX_COMPRESS_ZSTD_H_
 
-#include <fx/compress/compressor.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/status.h>
+#include <fx/compression/compressor.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/status.h>
 #include <stdbool.h>
 
 FX_DECLS_BEGIN;
@@ -16,10 +16,12 @@ FX_DECLARE_TYPE(fx_zstd_compressor);
 FX_TYPE_CLASS_DECLARATION_BEGIN(fx_zstd_compressor)
 FX_TYPE_CLASS_DECLARATION_END(fx_compressor)
 
-FX_API fx_type fx_zstd_compressor_get_type(void);
+FX_API fx_type_id fx_zstd_compressor_get_type(void);
 
 FX_API fx_status fx_zstd_compressor_get_buffer_size(
-	fx_compressor_mode mode, size_t *inbuf_size, size_t *outbuf_size);
+	fx_compressor_mode mode,
+	size_t *inbuf_size,
+	size_t *outbuf_size);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_zstd_compressor, FX_TYPE_ZSTD_COMPRESSOR);
 

fx.compression/test/mix-compress.c

@@ -1,9 +1,9 @@
 #include <assert.h>
-#include <fx/compress/compressor.h>
-#include <fx/compress/cstream.h>
-#include <fx/compress/zstd.h>
-#include <fx/core/ringbuffer.h>
-#include <fx/core/stream.h>
+#include <fx/compression/compressor.h>
+#include <fx/compression/cstream.h>
+#include <fx/compression/zstd.h>
+#include <fx/ringbuffer.h>
+#include <fx/stream.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -48,9 +48,13 @@ int main(int argc, const char **argv)
 
 		size_t nr_written = 0;
 		fx_status status = fx_cstream_write(
-			cstream, source, source_len, &nr_written);
+			cstream,
+			source,
+			source_len,
+			&nr_written);
 		if (!FX_OK(status)) {
-			fprintf(stderr, "write error: %s\n",
+			fprintf(stderr,
+			        "write error: %s\n",
 			        fx_status_description(status));
 			break;
 		}
@@ -59,14 +63,19 @@ int main(int argc, const char **argv)
 
 		if (compressed) {
 			fx_cstream_end_compressed_section(
-				cstream, &nr_written_compressed, &nr_written);
+				cstream,
+				&nr_written_compressed,
+				&nr_written);
 		}
 
 		size_t tx_total = 0;
 		fx_cstream_tx_bytes(cstream, &tx_total);
 		printf("iteration %d: wrote %zu (compressed) / %zu "
 		       "(uncompressed) / %zu (total) bytes (%s)\n",
-		       i, nr_written_compressed, nr_written, tx_total,
+		       i,
+		       nr_written_compressed,
+		       nr_written,
+		       tx_total,
 		       compressed ? "compressed" : "uncompressed");
 
 		compressed = !compressed;

fx.compression/test/mix-decompress.c

@@ -1,9 +1,9 @@
 #include <assert.h>
-#include <fx/compress/compressor.h>
-#include <fx/compress/cstream.h>
-#include <fx/compress/zstd.h>
-#include <fx/core/ringbuffer.h>
-#include <fx/core/stream.h>
+#include <fx/compression/compressor.h>
+#include <fx/compression/cstream.h>
+#include <fx/compression/zstd.h>
+#include <fx/ringbuffer.h>
+#include <fx/stream.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -37,10 +37,14 @@ int main(int argc, const char **argv)
 		memset(buf, 0x0, sizeof buf);
 
 		size_t nr_read = 0;
-		fx_status status
-			= fx_cstream_read(cstream, buf, sizeof buf - 1, &nr_read);
+		fx_status status = fx_cstream_read(
+			cstream,
+			buf,
+			sizeof buf - 1,
+			&nr_read);
 		if (!FX_OK(status)) {
-			fprintf(stderr, "write error: %s\n",
+			fprintf(stderr,
+			        "write error: %s\n",
 			        fx_status_description(status));
 			break;
 		}
@@ -52,14 +56,19 @@ int main(int argc, const char **argv)
 		size_t nr_read_compressed = 0;
 		if (compressed) {
 			fx_cstream_end_compressed_section(
-				cstream, &nr_read_compressed, &nr_read);
+				cstream,
+				&nr_read_compressed,
+				&nr_read);
 		}
 
 		size_t tx_total = 0;
 		fx_cstream_tx_bytes(cstream, &tx_total);
 		printf(" * iteration %d: read %zu (compressed) / %zu "
 		       "(uncompressed) / %zu (total) bytes (%s)\n",
-		       i, nr_read_compressed, nr_read, tx_total,
+		       i,
+		       nr_read_compressed,
+		       nr_read,
+		       tx_total,
 		       compressed ? "compressed" : "uncompressed");
 		printf("%s\n", buf);
 

fx.compression/test/simple1.c

@@ -1,7 +1,7 @@
 #include <assert.h>
-#include <fx/compress/compressor.h>
-#include <fx/compress/zstd.h>
-#include <fx/core/ringbuffer.h>
+#include <fx/compression/compressor.h>
+#include <fx/compression/zstd.h>
+#include <fx/ringbuffer.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -12,8 +12,10 @@ int refill_input_buffer(FILE *fp, fx_ringbuffer *dest)
 	while (1) {
 		void *buf;
 		size_t capacity;
-		fx_status status
-			= fx_ringbuffer_open_write_buffer(dest, &buf, &capacity);
+		fx_status status = fx_ringbuffer_open_write_buffer(
+			dest,
+			&buf,
+			&capacity);
 		if (status == FX_ERR_NO_SPACE) {
 			break;
 		}
@@ -43,8 +45,10 @@ int flush_output_buffer(FILE *fp, fx_ringbuffer *src)
 	while (1) {
 		const void *buf;
 		size_t capacity;
-		fx_status status
-			= fx_ringbuffer_open_read_buffer(src, &buf, &capacity);
+		fx_status status = fx_ringbuffer_open_read_buffer(
+			src,
+			&buf,
+			&capacity);
 		if (status == FX_ERR_NO_DATA) {
 			break;
 		}
@@ -68,7 +72,9 @@ int flush_output_buffer(FILE *fp, fx_ringbuffer *src)
 int main(int argc, const char **argv)
 {
 	if (argc < 4) {
-		fprintf(stderr, "usage: %s <C/D> <inpath> <outpath>\n", argv[0]);
+		fprintf(stderr,
+		        "usage: %s <C/D> <inpath> <outpath>\n",
+		        argv[0]);
 		return -1;
 	}
 
@@ -96,12 +102,15 @@ int main(int argc, const char **argv)
 	}
 
 	fx_status status = FX_SUCCESS;
-	fx_type compressor_type = FX_TYPE_ZSTD_COMPRESSOR;
+	fx_type_id compressor_type = FX_TYPE_ZSTD_COMPRESSOR;
 	fx_compressor *compressor = fx_object_create(compressor_type);
 
 	size_t inbuf_size, outbuf_size;
 	fx_compressor_get_buffer_size(
-		compressor_type, mode, &inbuf_size, &outbuf_size);
+		compressor_type,
+		mode,
+		&inbuf_size,
+		&outbuf_size);
 
 	fx_ringbuffer *in = fx_ringbuffer_create(inbuf_size);
 	fx_ringbuffer *out = fx_ringbuffer_create(outbuf_size);

fx.compression/test/stream.c

@@ -1,21 +1,24 @@
 #include <assert.h>
-#include <fx/compress/compressor.h>
-#include <fx/compress/cstream.h>
-#include <fx/compress/zstd.h>
-#include <fx/core/ringbuffer.h>
-#include <fx/core/stream.h>
+#include <fx/compression/compressor.h>
+#include <fx/compression/cstream.h>
+#include <fx/compression/zstd.h>
+#include <fx/ringbuffer.h>
+#include <fx/stream.h>
 #include <stdio.h>
 #include <string.h>
 
 #define BUF_SIZE 32
 
-static int compress(fx_type compressor_type, FILE *in, FILE *out)
+static int compress(fx_type_id compressor_type, FILE *in, FILE *out)
 {
 	fx_stream *out_stream = fx_stream_open_fp(out);
 
 	fx_cstream *cstream;
 	fx_status status = fx_cstream_open(
-		out_stream, compressor_type, FX_COMPRESSOR_MODE_COMPRESS, &cstream);
+		out_stream,
+		compressor_type,
+		FX_COMPRESSOR_MODE_COMPRESS,
+		&cstream);
 
 	if (!FX_OK(status)) {
 		fprintf(stderr, "cannot initialise compressor\n");
@@ -48,13 +51,16 @@ static int compress(fx_type compressor_type, FILE *in, FILE *out)
 	return 0;
 }
 
-static int decompress(fx_type compressor_type, FILE *in, FILE *out)
+static int decompress(fx_type_id compressor_type, FILE *in, FILE *out)
 {
 	fx_stream *in_stream = fx_stream_open_fp(in);
 
 	fx_cstream *cstream;
 	fx_status status = fx_cstream_open(
-		in_stream, compressor_type, FX_COMPRESSOR_MODE_DECOMPRESS, &cstream);
+		in_stream,
+		compressor_type,
+		FX_COMPRESSOR_MODE_DECOMPRESS,
+		&cstream);
 
 	if (!FX_OK(status)) {
 		fprintf(stderr, "cannot initialise compressor\n");
@@ -66,9 +72,14 @@ static int decompress(fx_type compressor_type, FILE *in, FILE *out)
 	char buf[4096];
 	while (1) {
 		size_t r = 0;
-		fx_status status = fx_cstream_read(cstream, buf, sizeof buf, &r);
+		fx_status status = fx_cstream_read(
+			cstream,
+			buf,
+			sizeof buf,
+			&r);
 		if (!FX_OK(status)) {
-			fprintf(stderr, "read error: %s\n",
+			fprintf(stderr,
+			        "read error: %s\n",
 			        fx_status_description(status));
 			return -1;
 		}
@@ -94,7 +105,9 @@ static int decompress(fx_type compressor_type, FILE *in, FILE *out)
 int main(int argc, const char **argv)
 {
 	if (argc < 4) {
-		fprintf(stderr, "usage: %s <C/D> <inpath> <outpath>\n", argv[0]);
+		fprintf(stderr,
+		        "usage: %s <C/D> <inpath> <outpath>\n",
+		        argv[0]);
 		return -1;
 	}
 

fx.io/CMakeLists.txt

@@ -0,0 +1 @@
+export_fx_namespace_details(fx.io)

fx.io/include/fx/io/directory.h

@@ -1,12 +1,12 @@
 #ifndef FX_IO_DIRECTORY_H_
 #define FX_IO_DIRECTORY_H_
 
-#include <fx/core/error.h>
-#include <fx/core/iterator.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
+#include <fx/error.h>
 #include <fx/io/file.h>
 #include <fx/io/path.h>
+#include <fx/iterator.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
 
 #define FX_DIRECTORY_ROOT ((fx_directory *)NULL)
 
@@ -45,11 +45,13 @@ typedef struct fx_directory_entry {
 	fx_file_info info;
 } fx_directory_entry;
 
-FX_API fx_type fx_directory_get_type(void);
-FX_API fx_type fx_directory_iterator_get_type(void);
+FX_API fx_type_id fx_directory_get_type(void);
+FX_API fx_type_id fx_directory_iterator_get_type(void);
 
 FX_API fx_result fx_directory_open(
-	fx_directory *root, const fx_path *path, fx_directory_open_flags flags,
+	fx_directory *root,
+	const fx_path *path,
+	fx_directory_open_flags flags,
 	fx_directory **out);
 FX_API fx_result fx_directory_open_temp(fx_directory **out);
 FX_API const fx_path *fx_directory_get_path(const fx_directory *dir);
@@ -58,17 +60,26 @@ FX_API const char *fx_directory_get_path_cstr(const fx_directory *dir);
 FX_API const char *fx_directory_get_rel_path_cstr(const fx_directory *dir);
 FX_API fx_result fx_directory_delete(fx_directory *dir);
 
-FX_API bool fx_directory_path_exists(const fx_directory *root, const fx_path *path);
-FX_API bool fx_directory_path_is_file(const fx_directory *root, const fx_path *path);
+FX_API bool fx_directory_path_exists(
+	const fx_directory *root,
+	const fx_path *path);
+FX_API bool fx_directory_path_is_file(
+	const fx_directory *root,
+	const fx_path *path);
 FX_API bool fx_directory_path_is_directory(
-	const fx_directory *root, const fx_path *path);
+	const fx_directory *root,
+	const fx_path *path);
 FX_API fx_result fx_directory_path_stat(
-	const fx_directory *root, const fx_path *path, struct fx_file_info *out);
+	const fx_directory *root,
+	const fx_path *path,
+	struct fx_file_info *out);
 FX_API fx_result fx_directory_path_unlink(
-	const fx_directory *root, const fx_path *path);
+	const fx_directory *root,
+	const fx_path *path);
 
 FX_API fx_iterator *fx_directory_begin(
-	fx_directory *dir, fx_directory_iterator_flags flags);
+	fx_directory *dir,
+	fx_directory_iterator_flags flags);
 
 FX_DECLS_END;
 

fx.io/include/fx/io/file.h

@@ -1,10 +1,10 @@
 #ifndef FX_IO_FILE_H_
 #define FX_IO_FILE_H_
 
-#include <fx/core/error.h>
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/stream.h>
+#include <fx/error.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/stream.h>
 
 FX_DECLS_BEGIN;
 
@@ -51,28 +51,38 @@ typedef struct fx_file_info {
 	size_t length;
 } fx_file_info;
 
-FX_API fx_type fx_file_get_type(void);
+FX_API fx_type_id fx_file_get_type(void);
 
 FX_API fx_result fx_file_open(
-	FX_TYPE_FWDREF(fx_directory) * root, const FX_TYPE_FWDREF(fx_path) * path,
-	fx_file_mode mode, fx_file **out);
+	FX_TYPE_FWDREF(fx_directory) * root,
+	const FX_TYPE_FWDREF(fx_path) * path,
+	fx_file_mode mode,
+	fx_file **out);
 FX_API fx_result fx_file_open_temp(fx_file_mode mode, fx_file **out);
-FX_API fx_result fx_file_open_shadow(
-	fx_file *original, fx_file_mode mode, fx_file **out);
+FX_API fx_result
+fx_file_open_shadow(fx_file *original, fx_file_mode mode, fx_file **out);
 
 FX_API fx_status fx_file_stat(fx_file *file, fx_file_info *out);
 FX_API fx_status fx_file_size(fx_file *file, size_t *out_len);
 FX_API fx_status fx_file_cursor(fx_file *file, size_t *out_pos);
 FX_API fx_status fx_file_resize(fx_file *file, size_t len);
-FX_API fx_status fx_file_seek(fx_file *file, long long offset, fx_seek_basis basis);
+FX_API fx_status
+fx_file_seek(fx_file *file, long long offset, fx_seek_basis basis);
 FX_API const FX_TYPE_FWDREF(fx_path) * fx_file_path(const fx_file *file);
 
 FX_API fx_status fx_file_swap_shadow(fx_file *main_file, fx_file *shadow_file);
 
 FX_API fx_status fx_file_read(
-	fx_file *file, size_t offset, size_t len, void *buf, size_t *nr_read);
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	void *buf,
+	size_t *nr_read);
 FX_API fx_status fx_file_write(
-	fx_file *file, size_t offset, size_t len, const void *buf,
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	const void *buf,
 	size_t *nr_written);
 
 FX_DECLS_END;

fx.io/include/fx/io/path.h

@@ -1,10 +1,10 @@
 #ifndef FX_IO_PATH_H_
 #define FX_IO_PATH_H_
 
-#include <fx/core/macros.h>
-#include <fx/core/misc.h>
-#include <fx/core/status.h>
-#include <fx/ds/string.h>
+#include <fx/macros.h>
+#include <fx/misc.h>
+#include <fx/status.h>
+#include <fx/string.h>
 #include <stddef.h>
 
 FX_DECLS_BEGIN;
@@ -20,7 +20,7 @@ FX_TYPE_CLASS_DECLARATION_END(fx_path)
 
 struct fx_file_info;
 
-FX_API fx_type fx_path_get_type(void);
+FX_API fx_type_id fx_path_get_type(void);
 
 FX_TYPE_DEFAULT_CONSTRUCTOR(fx_path, FX_TYPE_PATH);
 
@@ -43,8 +43,11 @@ FX_API fx_status fx_path_stat(const fx_path *path, struct fx_file_info *out);
 FX_API fx_status fx_path_unlink(const fx_path *path);
 
 FX_API enum fx_status fx_path_get_directory(
-	const fx_path *path, fx_path **out_dir_path);
-FX_API enum fx_status fx_path_get_filename(const fx_path *path, fx_string *out_name);
+	const fx_path *path,
+	fx_path **out_dir_path);
+FX_API enum fx_status fx_path_get_filename(
+	const fx_path *path,
+	fx_string *out_name);
 
 FX_API const char *fx_path_ptr(const fx_path *path);
 FX_API size_t fx_path_length(const fx_path *path);

fx.io/sys/apple/directory.c

@@ -1,12 +1,12 @@
 #include "misc.h"
 #include "posix.h"
 
-#include <fx/core/error.h>
-#include <fx/ds/string.h>
-#include <fx/io/directory.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <fts.h>
+#include <fx/error.h>
+#include <fx/io/directory.h>
+#include <fx/string.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
@@ -58,11 +58,14 @@ static const char *directory_get_rel_path_cstr(const struct fx_directory_p *dir)
 	return fx_path_ptr(dir->d_path_rel);
 }
 
-static fx_result directory_delete(fx_directory *dir, struct fx_directory_p *dir_p)
+static fx_result directory_delete(
+	fx_directory *dir,
+	struct fx_directory_p *dir_p)
 {
 	enum fx_status status = FX_SUCCESS;
 
-	fx_iterator *it = fx_directory_begin(dir, FX_DIRECTORY_ITERATE_PARENT_LAST);
+	fx_iterator *it
+		= fx_directory_begin(dir, FX_DIRECTORY_ITERATE_PARENT_LAST);
 	while (FX_OK(fx_iterator_get_status(it))) {
 		fx_iterator_erase(it);
 	}
@@ -81,7 +84,8 @@ static fx_result directory_delete(fx_directory *dir, struct fx_directory_p *dir_
 }
 
 static bool directory_path_exists(
-	const struct fx_directory_p *root, const fx_path *path)
+	const struct fx_directory_p *root,
+	const fx_path *path)
 {
 	const fx_path *parts[] = {
 		root ? root->d_path_abs : NULL,
@@ -100,7 +104,8 @@ static bool directory_path_exists(
 }
 
 static bool directory_path_is_file(
-	const struct fx_directory_p *root, const fx_path *path)
+	const struct fx_directory_p *root,
+	const fx_path *path)
 {
 	const fx_path *parts[] = {
 		root ? root->d_path_abs : NULL,
@@ -119,7 +124,8 @@ static bool directory_path_is_file(
 }
 
 static bool directory_path_is_directory(
-	const struct fx_directory_p *root, const fx_path *path)
+	const struct fx_directory_p *root,
+	const fx_path *path)
 {
 	const fx_path *parts[] = {
 		root ? root->d_path_abs : NULL,
@@ -138,7 +144,8 @@ static bool directory_path_is_directory(
 }
 
 static fx_result directory_path_stat(
-	const struct fx_directory_p *root, const fx_path *path,
+	const struct fx_directory_p *root,
+	const fx_path *path,
 	struct fx_file_info *out)
 {
 	const fx_path *parts[] = {
@@ -158,7 +165,8 @@ static fx_result directory_path_stat(
 }
 
 static fx_result directory_path_unlink(
-	const struct fx_directory_p *root, const fx_path *path)
+	const struct fx_directory_p *root,
+	const fx_path *path)
 {
 	const fx_path *parts[] = {
 		root ? root->d_path_abs : NULL,
@@ -192,11 +200,15 @@ static fx_result create_directory(struct fx_directory_p *root, const char *path)
 	}
 
 	return fx_result_from_errno_with_subfilepath(
-		errno, path, directory_get_rel_path_cstr(root), FX_ERR_IO_FAILURE);
+		errno,
+		path,
+		directory_get_rel_path_cstr(root),
+		FX_ERR_IO_FAILURE);
 }
 
 static fx_result create_directory_hierarchy(
-	struct fx_directory_p *root, const char *path)
+	struct fx_directory_p *root,
+	const char *path)
 {
 	int root_fd = root ? root->d_fd : AT_FDCWD;
 
@@ -216,7 +228,9 @@ static fx_result create_directory_hierarchy(
 		int err = mkdirat(root_fd, path_buf, 0755);
 		if (err != 0 && errno != EEXIST) {
 			result = fx_result_from_errno_with_subfilepath(
-				errno, path_buf, directory_get_rel_path_cstr(root),
+				errno,
+				path_buf,
+				directory_get_rel_path_cstr(root),
 				FX_ERR_IO_FAILURE);
 			break;
 		}
@@ -227,7 +241,9 @@ static fx_result create_directory_hierarchy(
 	int err = mkdirat(root_fd, path_buf, 0755);
 	if (err != 0 && errno != EEXIST) {
 		result = fx_result_from_errno_with_subfilepath(
-			errno, path_buf, directory_get_rel_path_cstr(root),
+			errno,
+			path_buf,
+			directory_get_rel_path_cstr(root),
 			FX_ERR_IO_FAILURE);
 	}
 
@@ -236,8 +252,10 @@ static fx_result create_directory_hierarchy(
 }
 
 static fx_result directory_open(
-	struct fx_directory_p *root, const fx_path *path,
-	fx_directory_open_flags flags, fx_directory **out)
+	struct fx_directory_p *root,
+	const fx_path *path,
+	fx_directory_open_flags flags,
+	fx_directory **out)
 {
 	enum fx_status status = FX_SUCCESS;
 
@@ -254,7 +272,9 @@ static fx_result directory_open(
 	if ((flags & FX_DIRECTORY_OPEN_CREATE_INTERMEDIATE)
 	    == FX_DIRECTORY_OPEN_CREATE_INTERMEDIATE) {
 		result = create_directory_hierarchy(root, path_cstr);
-	} else if ((flags & FX_DIRECTORY_OPEN_CREATE) == FX_DIRECTORY_OPEN_CREATE) {
+	} else if (
+		(flags & FX_DIRECTORY_OPEN_CREATE)
+		== FX_DIRECTORY_OPEN_CREATE) {
 		result = create_directory(root, path_cstr);
 	}
 
@@ -271,7 +291,8 @@ static fx_result directory_open(
 
 	fx_directory *dir = fx_object_create(FX_TYPE_DIRECTORY);
 	fx_path *cwd = NULL;
-	struct fx_directory_p *p = fx_object_get_private(dir, FX_TYPE_DIRECTORY);
+	struct fx_directory_p *p
+		= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
 
 	if (!root) {
 		cwd = fx_path_create_cwd();
@@ -307,11 +328,18 @@ static fx_result directory_open(
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 fx_result fx_directory_open(
-	fx_directory *root, const fx_path *path, fx_directory_open_flags flags,
+	fx_directory *root,
+	const fx_path *path,
+	fx_directory_open_flags flags,
 	fx_directory **out)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_DIRECTORY, directory_open, root, path, flags, out);
+		FX_TYPE_DIRECTORY,
+		directory_open,
+		root,
+		path,
+		flags,
+		out);
 }
 
 fx_result fx_directory_open_temp(fx_directory **out)
@@ -326,7 +354,10 @@ fx_result fx_directory_open_temp(fx_directory **out)
 
 		fx_directory *dir = NULL;
 		fx_result status = fx_directory_open(
-			FX_DIRECTORY_ROOT, rpath, FX_DIRECTORY_OPEN_CREATE, &dir);
+			FX_DIRECTORY_ROOT,
+			rpath,
+			FX_DIRECTORY_OPEN_CREATE,
+			&dir);
 		struct fx_directory_p *p
 			= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
 
@@ -353,23 +384,32 @@ const fx_path *fx_directory_get_path(const fx_directory *dir)
 
 const fx_path *fx_directory_get_rel_path(const fx_directory *dir)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_DIRECTORY, directory_get_rel_path, dir);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DIRECTORY,
+		directory_get_rel_path,
+		dir);
 }
 
 const char *fx_directory_get_path_cstr(const fx_directory *dir)
 {
-	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_DIRECTORY, directory_get_path_cstr, dir);
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DIRECTORY,
+		directory_get_path_cstr,
+		dir);
 }
 
 const char *fx_directory_get_rel_path_cstr(const fx_directory *dir)
 {
 	FX_CLASS_DISPATCH_STATIC_0(
-		FX_TYPE_DIRECTORY, directory_get_rel_path_cstr, dir);
+		FX_TYPE_DIRECTORY,
+		directory_get_rel_path_cstr,
+		dir);
 }
 
 fx_result fx_directory_delete(fx_directory *dir)
 {
-	struct fx_directory_p *p = fx_object_get_private(dir, FX_TYPE_DIRECTORY);
+	struct fx_directory_p *p
+		= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
 	p->d_flags |= DIRECTORY_DELETE_ON_CLOSE;
 	/* TODO allow object release functions to return a fx_result value */
 	fx_directory_unref(dir);
@@ -378,31 +418,55 @@ fx_result fx_directory_delete(fx_directory *dir)
 
 bool fx_directory_path_exists(const fx_directory *root, const fx_path *path)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_DIRECTORY, directory_path_exists, root, path);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_exists,
+		root,
+		path);
 }
 
 bool fx_directory_path_is_file(const fx_directory *root, const fx_path *path)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_DIRECTORY, directory_path_is_file, root, path);
+		FX_TYPE_DIRECTORY,
+		directory_path_is_file,
+		root,
+		path);
 }
 
-bool fx_directory_path_is_directory(const fx_directory *root, const fx_path *path)
+bool fx_directory_path_is_directory(
+	const fx_directory *root,
+	const fx_path *path)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_DIRECTORY, directory_path_is_directory, root, path);
+		FX_TYPE_DIRECTORY,
+		directory_path_is_directory,
+		root,
+		path);
 }
 
 fx_result fx_directory_path_stat(
-	const fx_directory *root, const fx_path *path, struct fx_file_info *out)
+	const fx_directory *root,
+	const fx_path *path,
+	struct fx_file_info *out)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_DIRECTORY, directory_path_stat, root, path, out);
+		FX_TYPE_DIRECTORY,
+		directory_path_stat,
+		root,
+		path,
+		out);
 }
 
-fx_result fx_directory_path_unlink(const fx_directory *root, const fx_path *path)
+fx_result fx_directory_path_unlink(
+	const fx_directory *root,
+	const fx_path *path)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_DIRECTORY, directory_path_unlink, root, path);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_unlink,
+		root,
+		path);
 }
 
 /*** VIRTUAL FUNCTIONS ********************************************************/
@@ -487,7 +551,8 @@ static void iterator_fini(fx_object *obj, void *priv)
 }
 
 fx_iterator *fx_directory_begin(
-	fx_directory *directory, enum fx_directory_iterator_flags flags)
+	fx_directory *directory,
+	enum fx_directory_iterator_flags flags)
 {
 	fx_iterator *it_obj = fx_object_create(FX_TYPE_DIRECTORY_ITERATOR);
 	struct fx_directory_iterator_p *it
@@ -556,7 +621,9 @@ static fx_iterator *iterator_begin(fx_object *obj)
 
 static const fx_iterator *iterator_cbegin(const fx_object *obj)
 {
-	return fx_directory_begin((fx_object *)obj, FX_DIRECTORY_ITERATE_PARENT_FIRST);
+	return fx_directory_begin(
+		(fx_object *)obj,
+		FX_DIRECTORY_ITERATE_PARENT_FIRST);
 }
 
 static enum fx_status iterator_move_next(const fx_iterator *obj)
@@ -612,7 +679,8 @@ static enum fx_status iterator_erase(fx_iterator *obj)
 {
 	struct fx_directory_iterator_p *it
 		= fx_object_get_private(obj, FX_TYPE_DIRECTORY_ITERATOR);
-	fx_result result = fx_directory_path_unlink(it->root, it->entry.filepath);
+	fx_result result
+		= fx_directory_path_unlink(it->root, it->entry.filepath);
 	if (fx_result_is_error(result)) {
 		enum fx_status status = fx_error_get_status_code(result);
 		fx_error_discard(result);
@@ -641,16 +709,16 @@ static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
 /*** CLASS DEFINITION *********************************************************/
 
 // ---- fx_directory DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_directory)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_directory)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
 		FX_INTERFACE_ENTRY(it_begin) = iterator_begin;
 		FX_INTERFACE_ENTRY(it_cbegin) = iterator_cbegin;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
-FX_TYPE_CLASS_DEFINITION_END(fx_directory)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_directory)
 
 FX_TYPE_DEFINITION_BEGIN(fx_directory)
 	FX_TYPE_ID(0x10d36546, 0x7f96, 0x464b, 0xbc4d, 0xe504b283fa45);
@@ -662,18 +730,18 @@ FX_TYPE_DEFINITION_BEGIN(fx_directory)
 FX_TYPE_DEFINITION_END(fx_directory)
 
 // ---- fx_directory_iterator DEFINITION
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_directory_iterator)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_directory_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
 		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
 		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
 		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
 		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
-	FX_TYPE_CLASS_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
-FX_TYPE_CLASS_DEFINITION_END(fx_directory_iterator)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_directory_iterator)
 
 FX_TYPE_DEFINITION_BEGIN(fx_directory_iterator)
 	FX_TYPE_ID(0xc707fce6, 0xc895, 0x4925, 0x8700, 0xa60641dee0cc);

fx.io/sys/apple/file.c

@@ -1,13 +1,13 @@
 #include "misc.h"
 #include "posix.h"
 
-#include <fx/core/random.h>
-#include <fx/ds/string.h>
+#include <errno.h>
+#include <fcntl.h>
 #include <fx/io/directory.h>
 #include <fx/io/file.h>
 #include <fx/io/path.h>
-#include <errno.h>
-#include <fcntl.h>
+#include <fx/random.h>
+#include <fx/string.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -20,7 +20,10 @@ static enum fx_status stream_close(fx_stream *);
 static enum fx_status stream_getc(fx_stream *, int *);
 static enum fx_status stream_read(fx_stream *, void *, size_t, size_t *);
 static enum fx_status stream_write(fx_stream *, const void *, size_t, size_t *);
-static enum fx_status stream_seek(fx_stream *, long long, fx_stream_seek_origin);
+static enum fx_status stream_seek(
+	fx_stream *,
+	long long,
+	fx_stream_seek_origin);
 static enum fx_status stream_tell(const fx_stream *, size_t *);
 
 /*** PRIVATE DATA *************************************************************/
@@ -63,7 +66,9 @@ static unsigned int fx_mode_to_unix_mode(enum fx_file_mode mode)
 }
 
 static fx_result file_open_shadow(
-	struct fx_file_p *original, enum fx_file_mode mode, fx_file **out)
+	struct fx_file_p *original,
+	enum fx_file_mode mode,
+	fx_file **out)
 {
 	mode |= FX_FILE_SHADOW | FX_FILE_DELETE_ON_CLOSE | FX_FILE_CREATE;
 
@@ -75,7 +80,8 @@ static fx_result file_open_shadow(
 
 	fx_string_prepend_cstr(filename, ".~");
 
-	fx_path *shadow_filename = fx_path_create_from_cstr(fx_string_ptr(filename));
+	fx_path *shadow_filename
+		= fx_path_create_from_cstr(fx_string_get_cstr(filename));
 	fx_string_unref(filename);
 
 	const fx_path *parts[] = {
@@ -94,7 +100,10 @@ static fx_result file_open_shadow(
 
 	fx_file *shadow_file;
 	fx_result status = fx_file_open(
-		FX_DIRECTORY_ROOT, shadow_filepath, mode, &shadow_file);
+		FX_DIRECTORY_ROOT,
+		shadow_filepath,
+		mode,
+		&shadow_file);
 	fx_path_unref(shadow_filepath);
 
 	if (fx_result_is_error(status)) {
@@ -110,7 +119,9 @@ static const fx_path *file_path(const struct fx_file_p *file)
 	return file->path;
 }
 
-static enum fx_status file_stat(struct fx_file_p *file, struct fx_file_info *out)
+static enum fx_status file_stat(
+	struct fx_file_p *file,
+	struct fx_file_info *out)
 {
 	struct stat st;
 	int err = fstat(file->fd, &st);
@@ -167,7 +178,9 @@ static enum fx_status file_resize(struct fx_file_p *file, size_t len)
 }
 
 static enum fx_status file_seek(
-	struct fx_file_p *file, long long offset, enum fx_seek_basis basis)
+	struct fx_file_p *file,
+	long long offset,
+	enum fx_seek_basis basis)
 {
 	int whence;
 	switch (basis) {
@@ -193,7 +206,8 @@ static enum fx_status file_seek(
 }
 
 static enum fx_status file_swap_shadow(
-	struct fx_file_p *main_file, struct fx_file_p *shadow_file)
+	struct fx_file_p *main_file,
+	struct fx_file_p *shadow_file)
 {
 	if (main_file->mode & FX_FILE_SHADOW) {
 		return FX_ERR_NOT_SUPPORTED;
@@ -235,7 +249,9 @@ static enum fx_status file_swap_shadow(
 	int err;
 
 	err = rename(fx_path_ptr(main_file->path), fx_path_ptr(tmp_path));
-	err = rename(fx_path_ptr(shadow_file->path), fx_path_ptr(main_file->path));
+	err = rename(
+		fx_path_ptr(shadow_file->path),
+		fx_path_ptr(main_file->path));
 	err = rename(fx_path_ptr(tmp_path), fx_path_ptr(shadow_file->path));
 
 	fx_path_unref(tmp_path);
@@ -248,7 +264,11 @@ static enum fx_status file_swap_shadow(
 }
 
 static enum fx_status file_read(
-	struct fx_file_p *file, size_t offset, size_t len, void *buf, size_t *nr_read)
+	struct fx_file_p *file,
+	size_t offset,
+	size_t len,
+	void *buf,
+	size_t *nr_read)
 {
 	if (offset != FX_OFFSET_CURRENT) {
 		lseek(file->fd, offset, SEEK_SET);
@@ -267,7 +287,10 @@ static enum fx_status file_read(
 }
 
 static enum fx_status file_write(
-	struct fx_file_p *file, size_t offset, size_t len, const void *buf,
+	struct fx_file_p *file,
+	size_t offset,
+	size_t len,
+	const void *buf,
 	size_t *nr_written)
 {
 	if (offset != FX_OFFSET_CURRENT) {
@@ -314,7 +337,10 @@ static enum fx_status stream_getc(fx_stream *stream, int *out)
 }
 
 static enum fx_status stream_read(
-	fx_stream *stream, void *buf, size_t max, size_t *nr_read)
+	fx_stream *stream,
+	void *buf,
+	size_t max,
+	size_t *nr_read)
 {
 	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
 
@@ -325,7 +351,10 @@ static enum fx_status stream_read(
 }
 
 static enum fx_status stream_write(
-	fx_stream *stream, const void *buf, size_t count, size_t *nr_written)
+	fx_stream *stream,
+	const void *buf,
+	size_t count,
+	size_t *nr_written)
 {
 	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
 
@@ -336,7 +365,9 @@ static enum fx_status stream_write(
 }
 
 static enum fx_status stream_seek(
-	fx_stream *stream, long long offset, fx_stream_seek_origin origin)
+	fx_stream *stream,
+	long long offset,
+	fx_stream_seek_origin origin)
 {
 	fx_seek_basis basis;
 	switch (origin) {
@@ -360,7 +391,8 @@ static enum fx_status stream_seek(
 
 static enum fx_status stream_tell(const fx_stream *stream, size_t *pos)
 {
-	const struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
+	const struct fx_file_p *file
+		= fx_object_get_private(stream, FX_TYPE_FILE);
 	off_t v = lseek(file->fd, 0, SEEK_CUR);
 	if (v == (off_t)-1) {
 		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
@@ -373,7 +405,10 @@ static enum fx_status stream_tell(const fx_stream *stream, size_t *pos)
 /*** PUBLIC FUNCTIONS *********************************************************/
 
 fx_result fx_file_open(
-	fx_directory *root, const fx_path *path, enum fx_file_mode mode, fx_file **out)
+	fx_directory *root,
+	const fx_path *path,
+	enum fx_file_mode mode,
+	fx_file **out)
 {
 	const fx_path *file_path = path;
 	unsigned int flags = fx_mode_to_unix_mode(mode);
@@ -456,7 +491,10 @@ fx_result fx_file_open_temp(enum fx_file_mode mode, fx_file **out)
 		fx_path *rpath = fx_path_create_from_cstr(path);
 
 		fx_result status = fx_file_open(
-			FX_DIRECTORY_ROOT, rpath, mode | FX_FILE_CREATE_ONLY, out);
+			FX_DIRECTORY_ROOT,
+			rpath,
+			mode | FX_FILE_CREATE_ONLY,
+			out);
 
 		if (fx_error_get_status_code(status) == FX_ERR_NAME_EXISTS) {
 			fx_path_unref(rpath);
@@ -470,9 +508,17 @@ fx_result fx_file_open_temp(enum fx_file_mode mode, fx_file **out)
 	}
 }
 
-fx_result fx_file_open_shadow(fx_file *original, enum fx_file_mode mode, fx_file **out)
+fx_result fx_file_open_shadow(
+	fx_file *original,
+	enum fx_file_mode mode,
+	fx_file **out)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_open_shadow, original, mode, out);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_FILE,
+		file_open_shadow,
+		original,
+		mode,
+		out);
 }
 
 const fx_path *fx_file_path(const fx_file *file)
@@ -500,30 +546,55 @@ enum fx_status fx_file_resize(fx_file *file, size_t len)
 	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_resize, file, len);
 }
 
-enum fx_status fx_file_seek(fx_file *file, long long offset, enum fx_seek_basis basis)
+enum fx_status fx_file_seek(
+	fx_file *file,
+	long long offset,
+	enum fx_seek_basis basis)
 {
 	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_seek, file, offset, basis);
 }
 
 enum fx_status fx_file_swap_shadow(fx_file *main_file, fx_file *shadow_file)
 {
-	struct fx_file_p *main_p = fx_object_get_private(main_file, FX_TYPE_FILE);
-	struct fx_file_p *shadow_p = fx_object_get_private(main_file, FX_TYPE_FILE);
+	struct fx_file_p *main_p
+		= fx_object_get_private(main_file, FX_TYPE_FILE);
+	struct fx_file_p *shadow_p
+		= fx_object_get_private(main_file, FX_TYPE_FILE);
 	return file_swap_shadow(main_p, shadow_p);
 }
 
 enum fx_status fx_file_read(
-	fx_file *file, size_t offset, size_t len, void *buf, size_t *nr_read)
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	void *buf,
+	size_t *nr_read)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_FILE, file_read, file, offset, len, buf, nr_read);
+		FX_TYPE_FILE,
+		file_read,
+		file,
+		offset,
+		len,
+		buf,
+		nr_read);
 }
 
 enum fx_status fx_file_write(
-	fx_file *file, size_t offset, size_t len, const void *buf, size_t *nr_written)
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	const void *buf,
+	size_t *nr_written)
 {
 	FX_CLASS_DISPATCH_STATIC(
-		FX_TYPE_FILE, file_write, file, offset, len, buf, nr_written);
+		FX_TYPE_FILE,
+		file_write,
+		file,
+		offset,
+		len,
+		buf,
+		nr_written);
 }
 
 /*** VIRTUAL FUNCTIONS ********************************************************/
@@ -547,20 +618,20 @@ static void file_fini(fx_object *obj, void *priv)
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_file)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_file)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = NULL;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
 
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_stream, FX_TYPE_STREAM)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_stream, FX_TYPE_STREAM)
 		FX_INTERFACE_ENTRY(s_close) = stream_close;
 		FX_INTERFACE_ENTRY(s_getc) = stream_getc;
 		FX_INTERFACE_ENTRY(s_read) = stream_read;
 		FX_INTERFACE_ENTRY(s_write) = stream_write;
 		FX_INTERFACE_ENTRY(s_seek) = stream_seek;
 		FX_INTERFACE_ENTRY(s_tell) = stream_tell;
-	FX_TYPE_CLASS_INTERFACE_END(fx_stream, FX_TYPE_STREAM)
-FX_TYPE_CLASS_DEFINITION_END(fx_file)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_stream, FX_TYPE_STREAM)
+FX_TYPE_CLASS_END(fx_file)
 
 FX_TYPE_DEFINITION_BEGIN(fx_file)
 	FX_TYPE_ID(0x495a73f6, 0xb8c3, 0x4e17, 0xb5f4, 0x6fc321f67c7b);

fx.io/sys/apple/misc.c

@@ -1,6 +1,6 @@
 #include "misc.h"
 
-#include <fx/core/random.h>
+#include <fx/random.h>
 
 void z__fx_io_generate_tmp_filename(char *out, size_t len)
 {

fx.io/sys/apple/path.c

@@ -1,11 +1,11 @@
 #include "posix.h"
 
-#include <fx/ds/string.h>
-#include <fx/io/file.h>
-#include <fx/io/path.h>
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <fx/io/file.h>
+#include <fx/io/path.h>
+#include <fx/string.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
@@ -36,16 +36,18 @@ static fx_path *path_make_canonical(const struct fx_path_p *in)
 
 static bool path_is_absolute(const struct fx_path_p *path)
 {
-	const char *s = fx_string_ptr(path->p_pathstr);
+	const char *s = fx_string_get_cstr(path->p_pathstr);
 	return s[0] == '/';
 }
 
 static const char *path_ptr(const struct fx_path_p *path)
 {
-	return fx_string_ptr(path->p_pathstr);
+	return fx_string_get_cstr(path->p_pathstr);
 }
 
-static enum fx_status path_stat(const struct fx_path_p *path, struct fx_file_info *out)
+static enum fx_status path_stat(
+	const struct fx_path_p *path,
+	struct fx_file_info *out)
 {
 	struct stat st;
 	int err = stat(path_ptr(path), &st);
@@ -98,8 +100,8 @@ static void append_path(struct fx_path_p *dest, const struct fx_path_p *src)
 	}
 
 	if (fx_string_get_size(dest->p_pathstr, FX_STRLEN_NORMAL) > 0
-	    && fx_string_back(dest->p_pathstr) != '/'
-	    && fx_string_front(src->p_pathstr) != '/') {
+	    && fx_string_get_last_char(dest->p_pathstr) != '/'
+	    && fx_string_get_first_char(src->p_pathstr) != '/') {
 		char s[] = {'/', 0};
 		fx_string_append_cstr(dest->p_pathstr, s);
 	}
@@ -109,17 +111,19 @@ static void append_path(struct fx_path_p *dest, const struct fx_path_p *src)
 
 static enum fx_status path_unlink(const struct fx_path_p *path)
 {
-	int err = remove(fx_string_ptr(path->p_pathstr));
-	return err == 0 ? FX_SUCCESS : fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	int err = remove(fx_string_get_cstr(path->p_pathstr));
+	return err == 0 ? FX_SUCCESS
+	                : fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
 }
 
 static enum fx_status path_get_directory(
-	const struct fx_path_p *path, fx_path **out_dir_path)
+	const struct fx_path_p *path,
+	fx_path **out_dir_path)
 {
 	fx_string *path_str = path->p_pathstr;
 	long len = fx_string_get_size(path_str, FX_STRLEN_NORMAL);
 
-	const char *path_cstr = fx_string_ptr(path_str);
+	const char *path_cstr = fx_string_get_cstr(path_str);
 	char *sep = strrchr(path_cstr, '/');
 
 	if (!sep) {
@@ -128,9 +132,10 @@ static enum fx_status path_get_directory(
 	}
 
 	size_t dir_path_len = (size_t)(sep - path_cstr);
-	fx_string *dir_path_s = fx_string_substr(path_str, 0, dir_path_len);
+	fx_string *dir_path_s = fx_string_get_substr(path_str, 0, dir_path_len);
 
-	fx_path *dir_path = fx_path_create_from_cstr(fx_string_ptr(dir_path_s));
+	fx_path *dir_path
+		= fx_path_create_from_cstr(fx_string_get_cstr(dir_path_s));
 	fx_string_unref(dir_path_s);
 
 	*out_dir_path = dir_path;
@@ -139,12 +144,13 @@ static enum fx_status path_get_directory(
 }
 
 static enum fx_status path_get_filename(
-	const struct fx_path_p *path, fx_string *out_name)
+	const struct fx_path_p *path,
+	fx_string *out_name)
 {
 	fx_string *path_str = path->p_pathstr;
 	long len = fx_string_get_size(path_str, FX_STRLEN_NORMAL);
 
-	char *sep = strrchr(fx_string_ptr(path_str), '/');
+	char *sep = strrchr(fx_string_get_cstr(path_str), '/');
 
 	if (!sep) {
 		fx_string_append_s(out_name, path_str);
@@ -245,7 +251,7 @@ fx_path *fx_path_create_from_cstr(const char *cstr)
 		prev = c;
 	}
 
-	while (fx_string_back(p->p_pathstr) == '/') {
+	while (fx_string_get_last_char(p->p_pathstr) == '/') {
 		fx_string_pop_back(p->p_pathstr);
 	}
 
@@ -278,7 +284,8 @@ fx_path *fx_path_join(const fx_path *paths[], size_t nr_paths)
 		return NULL;
 	}
 
-	struct fx_path_p *result_p = fx_object_get_private(result, FX_TYPE_PATH);
+	struct fx_path_p *result_p
+		= fx_object_get_private(result, FX_TYPE_PATH);
 
 	for (size_t i = 0; i < nr_paths; i++) {
 		if (paths[i]) {
@@ -336,14 +343,24 @@ enum fx_status fx_path_unlink(const fx_path *path)
 	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_unlink, path);
 }
 
-enum fx_status fx_path_get_directory(const fx_path *path, fx_path **out_dir_path)
+enum fx_status fx_path_get_directory(
+	const fx_path *path,
+	fx_path **out_dir_path)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_PATH, path_get_directory, path, out_dir_path);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_PATH,
+		path_get_directory,
+		path,
+		out_dir_path);
 }
 
 enum fx_status fx_path_get_filename(const fx_path *path, fx_string *out_name)
 {
-	FX_CLASS_DISPATCH_STATIC(FX_TYPE_PATH, path_get_filename, path, out_name);
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_PATH,
+		path_get_filename,
+		path,
+		out_name);
 }
 
 const char *fx_path_ptr(const fx_path *path)
@@ -379,16 +396,16 @@ void path_to_string(const fx_object *obj, fx_stream *out)
 {
 	struct fx_path_p *path = fx_object_get_private(obj, FX_TYPE_PATH);
 
-	fx_stream_write_cstr(out, fx_string_ptr(path->p_pathstr), NULL);
+	fx_stream_write_cstr(out, fx_string_get_cstr(path->p_pathstr), NULL);
 }
 
 /*** CLASS DEFINITION *********************************************************/
 
-FX_TYPE_CLASS_DEFINITION_BEGIN(fx_path)
-	FX_TYPE_CLASS_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_BEGIN(fx_path)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
 		FX_INTERFACE_ENTRY(to_string) = path_to_string;
-	FX_TYPE_CLASS_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
-FX_TYPE_CLASS_DEFINITION_END(fx_path)
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_path)
 
 FX_TYPE_DEFINITION_BEGIN(fx_path)
 	FX_TYPE_ID(0x56dc32eb, 0xea96, 0x46ed, 0x85d3, 0x760fa4ad61f4);

fx.io/sys/apple/posix.c

@@ -1,7 +1,7 @@
-#include <fx/core/error.h>
-#include <fx/core/status.h>
-#include <fx/io/file.h>
 #include <errno.h>
+#include <fx/error.h>
+#include <fx/io/file.h>
+#include <fx/status.h>
 #include <sys/stat.h>
 
 enum fx_status fx_status_from_errno(int error, enum fx_status default_value)
@@ -35,40 +35,53 @@ enum fx_status fx_status_from_errno(int error, enum fx_status default_value)
 }
 
 fx_result fx_result_from_errno_with_filepath(
-	int error, const char *path, enum fx_status default_value)
+	int error,
+	const char *path,
+	enum fx_status default_value)
 {
 	switch (error) {
 	case 0:
 		return FX_RESULT_SUCCESS;
 	case ENOENT:
 		return FX_RESULT_STATUS_WITH_STRING(
-			FX_ERR_NO_ENTRY, "Path @i{%s} does not exist", path);
+			FX_ERR_NO_ENTRY,
+			"Path @i{%s} does not exist",
+			path);
 	case ENOTDIR:
 		return FX_RESULT_STATUS_WITH_STRING(
-			FX_ERR_NOT_DIRECTORY, "Path @i{%s} is not a directory",
+			FX_ERR_NOT_DIRECTORY,
+			"Path @i{%s} is not a directory",
 			path);
 	case EISDIR:
 		return FX_RESULT_STATUS_WITH_STRING(
-			FX_ERR_IS_DIRECTORY, "Path @i{%s} is a directory", path);
+			FX_ERR_IS_DIRECTORY,
+			"Path @i{%s} is a directory",
+			path);
 	case EPERM:
 	case EACCES:
 		return FX_RESULT_STATUS_WITH_STRING(
 			FX_ERR_PERMISSION_DENIED,
-			"Permission denied while accessing path @i{%s}", path);
+			"Permission denied while accessing path @i{%s}",
+			path);
 	default:
-		return FX_RESULT_STATUS(fx_status_from_errno(error, default_value));
+		return FX_RESULT_STATUS(
+			fx_status_from_errno(error, default_value));
 	}
 
 	return FX_RESULT_SUCCESS;
 }
 
 fx_result fx_result_from_errno_with_subfilepath(
-	int error, const char *path, const char *dir_path,
+	int error,
+	const char *path,
+	const char *dir_path,
 	enum fx_status default_value)
 {
 	if (!dir_path) {
 		return fx_result_propagate(fx_result_from_errno_with_filepath(
-			error, path, default_value));
+			error,
+			path,
+			default_value));
 	}
 
 	switch (error) {
@@ -77,17 +90,20 @@ fx_result fx_result_from_errno_with_subfilepath(
 	case ENOENT:
 		return FX_RESULT_STATUS_WITH_STRING(
 			FX_ERR_NO_ENTRY,
-			"Path @i{%s} in directory @i{%s} does not exist", path,
+			"Path @i{%s} in directory @i{%s} does not exist",
+			path,
 			dir_path);
 	case ENOTDIR:
 		return FX_RESULT_STATUS_WITH_STRING(
 			FX_ERR_NOT_DIRECTORY,
 			"Path @i{%s} in directory @i{%s} is not a directory",
-			path, dir_path);
+			path,
+			dir_path);
 	case EISDIR:
 		return FX_RESULT_STATUS_WITH_STRING(
 			FX_ERR_IS_DIRECTORY,
-			"Path @i{%s} in directory @i{%s} is a directory", path,
+			"Path @i{%s} in directory @i{%s} is a directory",
+			path,
 			dir_path);
 	case EPERM:
 	case EACCES:
@@ -95,15 +111,19 @@ fx_result fx_result_from_errno_with_subfilepath(
 			FX_ERR_PERMISSION_DENIED,
 			"Permission denied while accessing path @i{%s} in "
 			"directory @i{%s}",
-			path, dir_path);
+			path,
+			dir_path);
 	default:
-		return FX_RESULT_STATUS(fx_status_from_errno(error, default_value));
+		return FX_RESULT_STATUS(
+			fx_status_from_errno(error, default_value));
 	}
 
 	return FX_RESULT_SUCCESS;
 }
 
-enum fx_status fx_file_info_from_stat(const struct stat *st, struct fx_file_info *out)
+enum fx_status fx_file_info_from_stat(
+	const struct stat *st,
+	struct fx_file_info *out)
 {
 	out->length = st->st_size;
 

fx.io/sys/apple/posix.h

@@ -0,0 +1,26 @@
+#ifndef _IO_DARWIN_POSIX_H_
+#define _IO_DARWIN_POSIX_H_
+
+#include <fx/error.h>
+#include <fx/status.h>
+
+struct stat;
+struct fx_file_info;
+
+extern enum fx_status fx_status_from_errno(
+	int error,
+	enum fx_status default_value);
+extern fx_result fx_result_from_errno_with_filepath(
+	int error,
+	const char *path,
+	enum fx_status default_value);
+extern fx_result fx_result_from_errno_with_subfilepath(
+	int error,
+	const char *path,
+	const char *dir_path,
+	enum fx_status default_value);
+extern enum fx_status fx_file_info_from_stat(
+	const struct stat *in,
+	struct fx_file_info *out);
+
+#endif

fx.io/sys/linux/directory.c

@@ -0,0 +1,753 @@
+#define _POSIX_C_SOURCE 200809L
+
+#include "misc.h"
+#include "posix.h"
+
+#include <errno.h>
+#include <fcntl.h>
+#include <fts.h>
+#include <fx/error.h>
+#include <fx/io/directory.h>
+#include <fx/string.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+/*** PRIVATE DATA *************************************************************/
+
+enum directory_flags {
+	DIRECTORY_DELETE_ON_CLOSE = 0x01u,
+};
+
+struct fx_directory_p {
+	enum directory_flags d_flags;
+	int d_fd;
+	fx_path *d_path_rel;
+	fx_path *d_path_abs;
+};
+
+struct fx_directory_iterator_p {
+	struct fx_directory_p *_p;
+
+	FTS *fts;
+	FTSENT *ent;
+
+	fx_directory_iterator_flags flags;
+	fx_directory *root;
+
+	fx_directory_entry entry;
+};
+
+/*** PRIVATE FUNCTIONS ********************************************************/
+static const fx_path *directory_get_path(const struct fx_directory_p *dir)
+{
+	return dir->d_path_abs;
+}
+
+static const fx_path *directory_get_rel_path(const struct fx_directory_p *dir)
+{
+	return dir->d_path_rel;
+}
+
+static const char *directory_get_path_cstr(const struct fx_directory_p *dir)
+{
+	return fx_path_ptr(dir->d_path_abs);
+}
+
+static const char *directory_get_rel_path_cstr(const struct fx_directory_p *dir)
+{
+	return fx_path_ptr(dir->d_path_rel);
+}
+
+static fx_result directory_delete(
+	fx_directory *dir,
+	struct fx_directory_p *dir_p)
+{
+	enum fx_status status = FX_SUCCESS;
+
+	fx_iterator *it
+		= fx_directory_begin(dir, FX_DIRECTORY_ITERATE_PARENT_LAST);
+	while (FX_OK(fx_iterator_get_status(it))) {
+		fx_iterator_erase(it);
+	}
+
+	status = fx_iterator_get_status(it);
+	if (!FX_OK(status) && status != FX_ERR_NO_DATA) {
+		return FX_RESULT_STATUS(status);
+	}
+
+	status = fx_path_unlink(dir_p->d_path_abs);
+	if (!FX_OK(status)) {
+		return FX_RESULT_STATUS(status);
+	}
+
+	return FX_RESULT_SUCCESS;
+}
+
+static bool directory_path_exists(
+	const struct fx_directory_p *root,
+	const fx_path *path)
+{
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : NULL,
+		path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!abs_path) {
+		return false;
+	}
+
+	bool result = fx_path_exists(abs_path);
+	fx_path_unref(abs_path);
+
+	return result;
+}
+
+static bool directory_path_is_file(
+	const struct fx_directory_p *root,
+	const fx_path *path)
+{
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : NULL,
+		path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!abs_path) {
+		return false;
+	}
+
+	bool result = fx_path_is_file(abs_path);
+	fx_path_unref(abs_path);
+
+	return result;
+}
+
+static bool directory_path_is_directory(
+	const struct fx_directory_p *root,
+	const fx_path *path)
+{
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : NULL,
+		path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!abs_path) {
+		return false;
+	}
+
+	bool result = fx_path_is_directory(abs_path);
+	fx_path_unref(abs_path);
+
+	return result;
+}
+
+static fx_result directory_path_stat(
+	const struct fx_directory_p *root,
+	const fx_path *path,
+	struct fx_file_info *out)
+{
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : NULL,
+		path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!abs_path) {
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	enum fx_status status = fx_path_stat(abs_path, out);
+	fx_path_unref(abs_path);
+
+	return FX_RESULT_STATUS(status);
+}
+
+static fx_result directory_path_unlink(
+	const struct fx_directory_p *root,
+	const fx_path *path)
+{
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : NULL,
+		path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!abs_path) {
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	enum fx_status status = fx_path_unlink(abs_path);
+	fx_path_unref(abs_path);
+
+	return FX_RESULT_STATUS(status);
+}
+
+static fx_result create_directory(struct fx_directory_p *root, const char *path)
+{
+	int root_fd = root ? root->d_fd : -1;
+	int err;
+
+	if (root_fd == -1) {
+		err = mkdir(path, 0755);
+	} else {
+		err = mkdirat(root_fd, path, 0755);
+	}
+
+	if (err == 0 || errno == EEXIST) {
+		return FX_RESULT_SUCCESS;
+	}
+
+	return fx_result_from_errno_with_subfilepath(
+		errno,
+		path,
+		directory_get_rel_path_cstr(root),
+		FX_ERR_IO_FAILURE);
+}
+
+static fx_result create_directory_hierarchy(
+	struct fx_directory_p *root,
+	const char *path)
+{
+	int root_fd = root ? root->d_fd : AT_FDCWD;
+
+	char *path_buf = fx_strdup(path);
+	if (!path_buf) {
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	fx_result result = FX_RESULT_SUCCESS;
+	for (size_t i = 0; path_buf[i]; i++) {
+		if (path_buf[i] != '/') {
+			continue;
+		}
+
+		path_buf[i] = 0;
+
+		int err = mkdirat(root_fd, path_buf, 0755);
+		if (err != 0 && errno != EEXIST) {
+			result = fx_result_from_errno_with_subfilepath(
+				errno,
+				path_buf,
+				directory_get_rel_path_cstr(root),
+				FX_ERR_IO_FAILURE);
+			break;
+		}
+
+		path_buf[i] = '/';
+	}
+
+	int err = mkdirat(root_fd, path_buf, 0755);
+	if (err != 0 && errno != EEXIST) {
+		result = fx_result_from_errno_with_subfilepath(
+			errno,
+			path_buf,
+			directory_get_rel_path_cstr(root),
+			FX_ERR_IO_FAILURE);
+	}
+
+	free(path_buf);
+	return result;
+}
+
+static fx_result directory_open(
+	struct fx_directory_p *root,
+	const fx_path *path,
+	fx_directory_open_flags flags,
+	fx_directory **out)
+{
+	enum fx_status status = FX_SUCCESS;
+
+	int root_fd = root ? root->d_fd : AT_FDCWD;
+
+	const char *path_cstr = fx_path_ptr(path);
+	if (root) {
+		while (*path_cstr == '/') {
+			path_cstr++;
+		}
+	}
+
+	fx_result result = FX_RESULT_SUCCESS;
+	if ((flags & FX_DIRECTORY_OPEN_CREATE_INTERMEDIATE)
+	    == FX_DIRECTORY_OPEN_CREATE_INTERMEDIATE) {
+		result = create_directory_hierarchy(root, path_cstr);
+	} else if (
+		(flags & FX_DIRECTORY_OPEN_CREATE)
+		== FX_DIRECTORY_OPEN_CREATE) {
+		result = create_directory(root, path_cstr);
+	}
+
+	if (fx_result_is_error(result)) {
+		return fx_result_propagate(result);
+	}
+
+	int fd = openat(root_fd, path_cstr, O_DIRECTORY);
+
+	if (fd == -1) {
+		status = fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+		return FX_RESULT_STATUS(status);
+	}
+
+	fx_directory *dir = fx_object_create(FX_TYPE_DIRECTORY);
+	fx_path *cwd = NULL;
+	struct fx_directory_p *p
+		= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
+
+	if (!root) {
+		cwd = fx_path_create_cwd();
+	}
+
+	const fx_path *parts[] = {
+		root ? root->d_path_abs : cwd,
+		path,
+	};
+
+	fx_path *new_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	if (!new_path) {
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	if (cwd) {
+		fx_path_unref(cwd);
+	}
+
+	p->d_path_abs = new_path;
+	p->d_path_rel = fx_path_duplicate(path);
+	p->d_fd = fd;
+
+	if (flags & FX_DIRECTORY_OPEN_DELETE_ON_CLOSE) {
+		p->d_flags = DIRECTORY_DELETE_ON_CLOSE;
+	}
+
+	*out = dir;
+
+	return FX_RESULT_SUCCESS;
+}
+
+/*** PUBLIC FUNCTIONS *********************************************************/
+
+fx_result fx_directory_open(
+	fx_directory *root,
+	const fx_path *path,
+	fx_directory_open_flags flags,
+	fx_directory **out)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_open,
+		root,
+		path,
+		flags,
+		out);
+}
+
+fx_result fx_directory_open_temp(fx_directory **out)
+{
+	char name[16];
+	char path[128];
+
+	while (1) {
+		z__fx_io_generate_tmp_filename(name, sizeof name);
+		snprintf(path, sizeof path, "/tmp/%s", name);
+		fx_path *rpath = fx_path_create_from_cstr(path);
+
+		fx_directory *dir = NULL;
+		fx_result status = fx_directory_open(
+			FX_DIRECTORY_ROOT,
+			rpath,
+			FX_DIRECTORY_OPEN_CREATE,
+			&dir);
+		struct fx_directory_p *p
+			= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
+
+		if (fx_error_get_status_code(status) == FX_ERR_NAME_EXISTS) {
+			fx_path_unref(rpath);
+			continue;
+		}
+
+		if (dir) {
+			p->d_flags |= DIRECTORY_DELETE_ON_CLOSE;
+		}
+
+		fx_path_unlink(rpath);
+		fx_path_unref(rpath);
+
+		return status;
+	}
+}
+
+const fx_path *fx_directory_get_path(const fx_directory *dir)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_DIRECTORY, directory_get_path, dir);
+}
+
+const fx_path *fx_directory_get_rel_path(const fx_directory *dir)
+{
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DIRECTORY,
+		directory_get_rel_path,
+		dir);
+}
+
+const char *fx_directory_get_path_cstr(const fx_directory *dir)
+{
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DIRECTORY,
+		directory_get_path_cstr,
+		dir);
+}
+
+const char *fx_directory_get_rel_path_cstr(const fx_directory *dir)
+{
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_TYPE_DIRECTORY,
+		directory_get_rel_path_cstr,
+		dir);
+}
+
+fx_result fx_directory_delete(fx_directory *dir)
+{
+	struct fx_directory_p *p
+		= fx_object_get_private(dir, FX_TYPE_DIRECTORY);
+	p->d_flags |= DIRECTORY_DELETE_ON_CLOSE;
+	/* TODO allow object release functions to return a fx_result value */
+	fx_directory_unref(dir);
+	return FX_RESULT_SUCCESS;
+}
+
+bool fx_directory_path_exists(const fx_directory *root, const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_exists,
+		root,
+		path);
+}
+
+bool fx_directory_path_is_file(const fx_directory *root, const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_is_file,
+		root,
+		path);
+}
+
+bool fx_directory_path_is_directory(
+	const fx_directory *root,
+	const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_is_directory,
+		root,
+		path);
+}
+
+fx_result fx_directory_path_stat(
+	const fx_directory *root,
+	const fx_path *path,
+	struct fx_file_info *out)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_stat,
+		root,
+		path,
+		out);
+}
+
+fx_result fx_directory_path_unlink(
+	const fx_directory *root,
+	const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_DIRECTORY,
+		directory_path_unlink,
+		root,
+		path);
+}
+
+/*** VIRTUAL FUNCTIONS ********************************************************/
+
+static void directory_init(fx_object *obj, void *priv)
+{
+	struct fx_directory_p *dir = priv;
+}
+
+static void directory_fini(fx_object *obj, void *priv)
+{
+	struct fx_directory_p *dir = priv;
+
+	close(dir->d_fd);
+
+	if (dir->d_flags & DIRECTORY_DELETE_ON_CLOSE) {
+		directory_delete(obj, dir);
+	}
+
+	fx_path_unref(dir->d_path_abs);
+}
+
+/*** ITERATOR FUNCTIONS *******************************************************/
+
+static int ftsent_compare(const FTSENT **one, const FTSENT **two)
+{
+	return (strcmp((*one)->fts_name, (*two)->fts_name));
+}
+
+static void update_iterator_data(struct fx_directory_iterator_p *it)
+{
+	if (it->entry.filepath) {
+		fx_path_unref((fx_path *)it->entry.filepath);
+		it->entry.filepath = NULL;
+	}
+
+	FTSENT *ent = it->ent;
+
+	fx_path *path = fx_path_create_from_cstr(
+		ent->fts_path + fx_path_length(it->_p->d_path_abs) + 1);
+
+	it->entry.filename = ent->fts_name;
+	it->entry.filepath = path;
+
+	memset(&it->entry.info, 0x0, sizeof it->entry.info);
+
+	it->entry.info.length = ent->fts_statp->st_size;
+
+	if (S_ISREG(ent->fts_statp->st_mode)) {
+		it->entry.info.attrib |= FX_FILE_ATTRIB_NORMAL;
+	}
+
+	if (S_ISDIR(ent->fts_statp->st_mode)) {
+		it->entry.info.attrib |= FX_FILE_ATTRIB_DIRECTORY;
+	}
+
+	if (S_ISBLK(ent->fts_statp->st_mode)) {
+		it->entry.info.attrib |= FX_FILE_ATTRIB_BLOCK_DEVICE;
+	}
+
+	if (S_ISCHR(ent->fts_statp->st_mode)) {
+		it->entry.info.attrib |= FX_FILE_ATTRIB_CHAR_DEVICE;
+	}
+
+	if (S_ISLNK(ent->fts_statp->st_mode)) {
+		it->entry.info.attrib |= FX_FILE_ATTRIB_SYMLINK;
+	}
+}
+
+static void iterator_fini(fx_object *obj, void *priv)
+{
+	struct fx_directory_iterator_p *it = priv;
+
+	if (it->entry.filepath) {
+		fx_path_unref((fx_path *)it->entry.filepath);
+		it->entry.filepath = NULL;
+	}
+
+	if (it->fts) {
+		fts_close(it->fts);
+	}
+}
+
+fx_iterator *fx_directory_begin(
+	fx_directory *directory,
+	enum fx_directory_iterator_flags flags)
+{
+	fx_iterator *it_obj = fx_object_create(FX_TYPE_DIRECTORY_ITERATOR);
+	struct fx_directory_iterator_p *it
+		= fx_object_get_private(it_obj, FX_TYPE_DIRECTORY_ITERATOR);
+
+	it->flags = flags;
+	it->root = directory;
+	it->_p = fx_object_get_private(directory, FX_TYPE_DIRECTORY);
+
+	int fts_flags = FTS_COMFOLLOW | FTS_NOCHDIR;
+
+	const char *path_list[] = {
+		fx_path_ptr(it->_p->d_path_abs),
+		NULL,
+	};
+
+	it->fts = fts_open((char *const *)path_list, fts_flags, ftsent_compare);
+
+	bool done = false;
+
+	while (!done) {
+		it->ent = fts_read(it->fts);
+
+		if (!it->ent) {
+			fx_iterator_set_status(it_obj, FX_ERR_NO_DATA);
+			return it_obj;
+		}
+
+		if (it->ent->fts_level == 0) {
+			continue;
+		}
+
+		switch (it->ent->fts_info) {
+		case FTS_DOT:
+			continue;
+		case FTS_F:
+			done = true;
+			break;
+		case FTS_D:
+			if (it->flags & FX_DIRECTORY_ITERATE_PARENT_LAST) {
+				continue;
+			}
+
+			done = true;
+			break;
+		case FTS_DP:
+			if (it->flags & FX_DIRECTORY_ITERATE_PARENT_FIRST) {
+				continue;
+			}
+			done = true;
+			break;
+		default:
+			done = true;
+			break;
+		}
+	}
+
+	update_iterator_data(it);
+	return it_obj;
+}
+
+static fx_iterator *iterator_begin(fx_object *obj)
+{
+	return fx_directory_begin(obj, FX_DIRECTORY_ITERATE_PARENT_FIRST);
+}
+
+static const fx_iterator *iterator_cbegin(const fx_object *obj)
+{
+	return fx_directory_begin(
+		(fx_object *)obj,
+		FX_DIRECTORY_ITERATE_PARENT_FIRST);
+}
+
+static enum fx_status iterator_move_next(const fx_iterator *obj)
+{
+	struct fx_directory_iterator_p *it
+		= fx_object_get_private(obj, FX_TYPE_DIRECTORY_ITERATOR);
+	if (!it || !it->fts) {
+		return FX_ERR_NO_DATA;
+	}
+
+	bool done = false;
+
+	while (!done) {
+		it->ent = fts_read(it->fts);
+
+		if (!it->ent) {
+			return FX_ERR_NO_DATA;
+		}
+
+		if (it->ent->fts_level == 0) {
+			continue;
+		}
+
+		switch (it->ent->fts_info) {
+		case FTS_DOT:
+			continue;
+		case FTS_F:
+			done = true;
+			break;
+		case FTS_D:
+			if (it->flags & FX_DIRECTORY_ITERATE_PARENT_LAST) {
+				continue;
+			}
+			done = true;
+			break;
+		case FTS_DP:
+			if (it->flags & FX_DIRECTORY_ITERATE_PARENT_FIRST) {
+				continue;
+			}
+			done = true;
+			break;
+		default:
+			done = true;
+			break;
+		}
+	}
+
+	update_iterator_data(it);
+	return FX_SUCCESS;
+}
+
+static enum fx_status iterator_erase(fx_iterator *obj)
+{
+	struct fx_directory_iterator_p *it
+		= fx_object_get_private(obj, FX_TYPE_DIRECTORY_ITERATOR);
+	fx_result result
+		= fx_directory_path_unlink(it->root, it->entry.filepath);
+	if (fx_result_is_error(result)) {
+		enum fx_status status = fx_error_get_status_code(result);
+		fx_error_discard(result);
+		return status;
+	}
+
+	return iterator_move_next(obj);
+}
+
+static fx_iterator_value iterator_get_value(fx_iterator *obj)
+{
+	struct fx_directory_iterator_p *it
+		= fx_object_get_private(obj, FX_TYPE_DIRECTORY_ITERATOR);
+
+	return FX_ITERATOR_VALUE_PTR(&it->entry);
+}
+
+static const fx_iterator_value iterator_get_cvalue(const fx_iterator *obj)
+{
+	struct fx_directory_iterator_p *it
+		= fx_object_get_private(obj, FX_TYPE_DIRECTORY_ITERATOR);
+
+	return FX_ITERATOR_VALUE_CPTR(&it->entry);
+}
+
+/*** CLASS DEFINITION *********************************************************/
+
+// ---- fx_directory DEFINITION
+FX_TYPE_CLASS_BEGIN(fx_directory)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+		FX_INTERFACE_ENTRY(to_string) = NULL;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterable, FX_TYPE_ITERABLE)
+		FX_INTERFACE_ENTRY(it_begin) = iterator_begin;
+		FX_INTERFACE_ENTRY(it_cbegin) = iterator_cbegin;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterable, FX_TYPE_ITERABLE)
+FX_TYPE_CLASS_END(fx_directory)
+
+FX_TYPE_DEFINITION_BEGIN(fx_directory)
+	FX_TYPE_ID(0x10d36546, 0x7f96, 0x464b, 0xbc4d, 0xe504b283fa45);
+	FX_TYPE_CLASS(fx_directory_class);
+	FX_TYPE_IMPLEMENTS(FX_TYPE_ITERABLE);
+	FX_TYPE_INSTANCE_PRIVATE(struct fx_directory_p);
+	FX_TYPE_INSTANCE_INIT(directory_init);
+	FX_TYPE_INSTANCE_FINI(directory_fini);
+FX_TYPE_DEFINITION_END(fx_directory)
+
+// ---- fx_directory_iterator DEFINITION
+FX_TYPE_CLASS_BEGIN(fx_directory_iterator)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+		FX_INTERFACE_ENTRY(to_string) = NULL;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_iterator, FX_TYPE_ITERATOR)
+		FX_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
+		FX_INTERFACE_ENTRY(it_erase) = iterator_erase;
+		FX_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
+		FX_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_iterator, FX_TYPE_ITERATOR)
+FX_TYPE_CLASS_END(fx_directory_iterator)
+
+FX_TYPE_DEFINITION_BEGIN(fx_directory_iterator)
+	FX_TYPE_ID(0xc707fce6, 0xc895, 0x4925, 0x8700, 0xa60641dee0cc);
+	FX_TYPE_EXTENDS(FX_TYPE_ITERATOR);
+	FX_TYPE_CLASS(fx_directory_iterator_class);
+	FX_TYPE_INSTANCE_PRIVATE(struct fx_directory_iterator_p);
+FX_TYPE_DEFINITION_END(fx_directory_iterator)

fx.io/sys/linux/file.c

@@ -0,0 +1,645 @@
+#define _POSIX_C_SOURCE 200809L
+
+#include "misc.h"
+#include "posix.h"
+
+#include <errno.h>
+#include <fcntl.h>
+#include <fx/io/directory.h>
+#include <fx/io/file.h>
+#include <fx/io/path.h>
+#include <fx/random.h>
+#include <fx/string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#define CHECK_FLAG(v, f) (((v) & (f)) == (f))
+
+static enum fx_status stream_close(fx_stream *);
+static enum fx_status stream_getc(fx_stream *, int *);
+static enum fx_status stream_read(fx_stream *, void *, size_t, size_t *);
+static enum fx_status stream_write(fx_stream *, const void *, size_t, size_t *);
+static enum fx_status stream_seek(
+	fx_stream *,
+	long long,
+	fx_stream_seek_origin);
+static enum fx_status stream_tell(const fx_stream *, size_t *);
+
+/*** PRIVATE DATA *************************************************************/
+
+struct fx_file_p {
+	enum fx_file_mode mode;
+	int fd;
+	fx_path *path;
+};
+
+/*** PRIVATE FUNCTIONS ********************************************************/
+
+static unsigned int fx_mode_to_unix_mode(enum fx_file_mode mode)
+{
+	unsigned int result = 0;
+
+	if (CHECK_FLAG(mode, FX_FILE_READ_WRITE)) {
+		result |= O_RDWR;
+	} else if (CHECK_FLAG(mode, FX_FILE_READ_ONLY)) {
+		result |= O_RDONLY;
+	} else if (CHECK_FLAG(mode, FX_FILE_WRITE_ONLY)) {
+		result |= O_WRONLY;
+	} else {
+		return (unsigned int)-1;
+	}
+
+	if (CHECK_FLAG(mode, FX_FILE_TRUNCATE)) {
+		result |= O_TRUNC;
+	}
+
+	if (CHECK_FLAG(mode, FX_FILE_CREATE)) {
+		result |= O_CREAT;
+	}
+
+	if (CHECK_FLAG(mode, FX_FILE_CREATE_ONLY)) {
+		result |= O_EXCL;
+	}
+
+	return result;
+}
+
+static fx_result file_open_shadow(
+	struct fx_file_p *original,
+	enum fx_file_mode mode,
+	fx_file **out)
+{
+	mode |= FX_FILE_SHADOW | FX_FILE_DELETE_ON_CLOSE | FX_FILE_CREATE;
+
+	fx_path *dir;
+	fx_path_get_directory(original->path, &dir);
+
+	fx_string *filename = fx_string_create();
+	fx_path_get_filename(original->path, filename);
+
+	fx_string_prepend_cstr(filename, ".~");
+
+	fx_path *shadow_filename
+		= fx_path_create_from_cstr(fx_string_get_cstr(filename));
+	fx_string_unref(filename);
+
+	const fx_path *parts[] = {
+		dir,
+		shadow_filename,
+	};
+
+	fx_path *shadow_filepath
+		= fx_path_join(parts, sizeof parts / sizeof parts[0]);
+	fx_path_unref(dir);
+	fx_path_unref(shadow_filename);
+
+	if (fx_path_exists(shadow_filepath)) {
+		fx_path_unlink(shadow_filepath);
+	}
+
+	fx_file *shadow_file;
+	fx_result status = fx_file_open(
+		FX_DIRECTORY_ROOT,
+		shadow_filepath,
+		mode,
+		&shadow_file);
+	fx_path_unref(shadow_filepath);
+
+	if (fx_result_is_error(status)) {
+		return status;
+	}
+
+	*out = shadow_file;
+	return FX_RESULT_SUCCESS;
+}
+
+static const fx_path *file_path(const struct fx_file_p *file)
+{
+	return file->path;
+}
+
+static enum fx_status file_stat(
+	struct fx_file_p *file,
+	struct fx_file_info *out)
+{
+	struct stat st;
+	int err = fstat(file->fd, &st);
+
+	if (err != 0) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	memset(out, 0x0, sizeof *out);
+
+	return fx_file_info_from_stat(&st, out);
+}
+
+static enum fx_status file_size(struct fx_file_p *file, size_t *out_len)
+{
+	off_t cur = lseek(file->fd, 0, SEEK_CUR);
+	if (cur == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	off_t len = lseek(file->fd, 0, SEEK_END);
+	if (len == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	cur = lseek(file->fd, cur, SEEK_SET);
+	if (cur == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	*out_len = (size_t)len;
+	return FX_SUCCESS;
+}
+
+static enum fx_status file_cursor(struct fx_file_p *file, size_t *out_pos)
+{
+	off_t cur = lseek(file->fd, 0, SEEK_CUR);
+	if (cur == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	*out_pos = (size_t)cur;
+	return FX_SUCCESS;
+}
+
+static enum fx_status file_resize(struct fx_file_p *file, size_t len)
+{
+	int err = ftruncate(file->fd, len);
+	if (err == 0) {
+		return FX_SUCCESS;
+	}
+
+	return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+}
+
+static enum fx_status file_seek(
+	struct fx_file_p *file,
+	long long offset,
+	enum fx_seek_basis basis)
+{
+	int whence;
+	switch (basis) {
+	case FX_SEEK_BEGINNING:
+		whence = SEEK_SET;
+		break;
+	case FX_SEEK_CURRENT:
+		whence = SEEK_CUR;
+		break;
+	case FX_SEEK_END:
+		whence = SEEK_END;
+		break;
+	default:
+		return FX_ERR_INVALID_ARGUMENT;
+	}
+
+	int err = lseek(file->fd, offset, whence);
+	if (err == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	return FX_SUCCESS;
+}
+
+static enum fx_status file_swap_shadow(
+	struct fx_file_p *main_file,
+	struct fx_file_p *shadow_file)
+{
+	if (main_file->mode & FX_FILE_SHADOW) {
+		return FX_ERR_NOT_SUPPORTED;
+	}
+
+	if (!(shadow_file->mode & FX_FILE_SHADOW)) {
+		return FX_ERR_NOT_SUPPORTED;
+	}
+
+	fx_path *dir_path;
+	fx_path_get_directory(main_file->path, &dir_path);
+
+	fx_path *tmp_path = NULL;
+
+	while (1) {
+		char tmp_name[16];
+		z__fx_io_generate_tmp_filename(tmp_name, sizeof tmp_name);
+		fx_path *tmp_name_p = fx_path_create_from_cstr(tmp_name);
+
+		const fx_path *parts[] = {
+			dir_path,
+			tmp_name_p,
+		};
+
+		tmp_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+
+		fx_path_unref(tmp_name_p);
+
+		if (!fx_path_exists(tmp_path)) {
+			break;
+		}
+
+		fx_path_unref(tmp_path);
+		tmp_path = NULL;
+	}
+
+	fx_path_unref(dir_path);
+
+	int err;
+
+	err = rename(fx_path_ptr(main_file->path), fx_path_ptr(tmp_path));
+	err = rename(
+		fx_path_ptr(shadow_file->path),
+		fx_path_ptr(main_file->path));
+	err = rename(fx_path_ptr(tmp_path), fx_path_ptr(shadow_file->path));
+
+	fx_path_unref(tmp_path);
+
+	int fd = main_file->fd;
+	main_file->fd = shadow_file->fd;
+	shadow_file->fd = fd;
+
+	return FX_SUCCESS;
+}
+
+static enum fx_status file_read(
+	struct fx_file_p *file,
+	size_t offset,
+	size_t len,
+	void *buf,
+	size_t *nr_read)
+{
+	if (offset != FX_OFFSET_CURRENT) {
+		lseek(file->fd, offset, SEEK_SET);
+	}
+
+	long r = read(file->fd, buf, len);
+
+	enum fx_status status = FX_SUCCESS;
+
+	if (r < 0) {
+		status = fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	*nr_read = r;
+	return status;
+}
+
+static enum fx_status file_write(
+	struct fx_file_p *file,
+	size_t offset,
+	size_t len,
+	const void *buf,
+	size_t *nr_written)
+{
+	if (offset != FX_OFFSET_CURRENT) {
+		lseek(file->fd, offset, SEEK_SET);
+	}
+
+	long w = write(file->fd, buf, len);
+
+	enum fx_status status = FX_SUCCESS;
+
+	if (w < 0) {
+		status = fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	*nr_written = w;
+	return status;
+}
+
+/*** STREAM FUNCTIONS *********************************************************/
+
+static enum fx_status stream_close(fx_stream *stream)
+{
+	return FX_SUCCESS;
+}
+
+static enum fx_status stream_getc(fx_stream *stream, int *out)
+{
+	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
+	char c;
+	size_t nr_read = 0;
+
+	enum fx_status status
+		= file_read(file, FX_OFFSET_CURRENT, sizeof c, &c, &nr_read);
+	if (status != FX_SUCCESS) {
+		return status;
+	}
+
+	if (nr_read == 0) {
+		return FX_ERR_NO_DATA;
+	}
+
+	*out = c;
+	return FX_SUCCESS;
+}
+
+static enum fx_status stream_read(
+	fx_stream *stream,
+	void *buf,
+	size_t max,
+	size_t *nr_read)
+{
+	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
+
+	enum fx_status status
+		= file_read(file, FX_OFFSET_CURRENT, max, buf, nr_read);
+
+	return status;
+}
+
+static enum fx_status stream_write(
+	fx_stream *stream,
+	const void *buf,
+	size_t count,
+	size_t *nr_written)
+{
+	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
+
+	enum fx_status status
+		= file_write(file, FX_OFFSET_CURRENT, count, buf, nr_written);
+
+	return status;
+}
+
+static enum fx_status stream_seek(
+	fx_stream *stream,
+	long long offset,
+	fx_stream_seek_origin origin)
+{
+	fx_seek_basis basis;
+	switch (origin) {
+	case FX_STREAM_SEEK_START:
+		basis = FX_SEEK_BEGINNING;
+		break;
+	case FX_STREAM_SEEK_CURRENT:
+		basis = FX_SEEK_CURRENT;
+		break;
+	case FX_STREAM_SEEK_END:
+		basis = FX_SEEK_END;
+		break;
+	default:
+		return FX_ERR_INVALID_ARGUMENT;
+	}
+
+	struct fx_file_p *file = fx_object_get_private(stream, FX_TYPE_FILE);
+
+	return file_seek(file, offset, basis);
+}
+
+static enum fx_status stream_tell(const fx_stream *stream, size_t *pos)
+{
+	const struct fx_file_p *file
+		= fx_object_get_private(stream, FX_TYPE_FILE);
+	off_t v = lseek(file->fd, 0, SEEK_CUR);
+	if (v == (off_t)-1) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	*pos = v;
+	return FX_SUCCESS;
+}
+
+/*** PUBLIC FUNCTIONS *********************************************************/
+
+fx_result fx_file_open(
+	fx_directory *root,
+	const fx_path *path,
+	enum fx_file_mode mode,
+	fx_file **out)
+{
+	const fx_path *file_path = path;
+	unsigned int flags = fx_mode_to_unix_mode(mode);
+
+	if (flags == (unsigned int)-1) {
+		return FX_RESULT_ERR(INVALID_ARGUMENT);
+	}
+
+	const fx_path *root_path = NULL;
+	bool free_root_path = false;
+	if (root) {
+		root_path = fx_directory_get_path(root);
+	} else {
+		root_path = fx_path_create_cwd();
+		free_root_path = true;
+	}
+
+	const fx_path *parts[] = {
+		root_path,
+		file_path,
+	};
+
+	fx_path *abs_path = fx_path_join(parts, sizeof parts / sizeof parts[0]);
+
+	if (free_root_path) {
+		fx_path_unref((fx_path *)root_path);
+	}
+
+	if (!abs_path) {
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	int fd = open(fx_path_ptr(abs_path), flags, 0644);
+	if (fd == -1) {
+		fx_path_unref(abs_path);
+		return FX_RESULT_STATUS(
+			fx_status_from_errno(errno, FX_ERR_IO_FAILURE));
+	}
+
+	fx_file *file = fx_object_create(FX_TYPE_FILE);
+	if (!file) {
+		close(fd);
+		fx_path_unref(abs_path);
+		return FX_RESULT_ERR(NO_MEMORY);
+	}
+
+	struct fx_file_p *p = fx_object_get_private(file, FX_TYPE_FILE);
+	fx_stream_cfg *cfg = fx_object_get_protected(file, FX_TYPE_STREAM);
+
+	if (mode & FX_FILE_READ_ONLY) {
+		cfg->s_mode |= FX_STREAM_READ;
+	}
+
+	if (mode & FX_FILE_WRITE_ONLY) {
+		cfg->s_mode |= FX_STREAM_WRITE;
+	}
+
+	if (mode & FX_FILE_BINARY) {
+		cfg->s_mode |= FX_STREAM_BINARY;
+	}
+
+	p->fd = fd;
+	p->path = abs_path;
+	p->mode = mode;
+
+	*out = file;
+	return FX_RESULT_SUCCESS;
+}
+
+fx_result fx_file_open_temp(enum fx_file_mode mode, fx_file **out)
+{
+	mode |= FX_FILE_DELETE_ON_CLOSE;
+
+	char name[16];
+	char path[128];
+
+	while (1) {
+		z__fx_io_generate_tmp_filename(name, sizeof name);
+		snprintf(path, sizeof path, "/tmp/%s", name);
+		fx_path *rpath = fx_path_create_from_cstr(path);
+
+		fx_result status = fx_file_open(
+			FX_DIRECTORY_ROOT,
+			rpath,
+			mode | FX_FILE_CREATE_ONLY,
+			out);
+
+		if (fx_error_get_status_code(status) == FX_ERR_NAME_EXISTS) {
+			fx_path_unref(rpath);
+			continue;
+		}
+
+		fx_path_unlink(rpath);
+		fx_path_unref(rpath);
+
+		return status;
+	}
+}
+
+fx_result fx_file_open_shadow(
+	fx_file *original,
+	enum fx_file_mode mode,
+	fx_file **out)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_FILE,
+		file_open_shadow,
+		original,
+		mode,
+		out);
+}
+
+const fx_path *fx_file_path(const fx_file *file)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_FILE, file_path, file);
+}
+
+enum fx_status fx_file_stat(fx_file *file, struct fx_file_info *out)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_stat, file, out);
+}
+
+enum fx_status fx_file_size(fx_file *file, size_t *out_len)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_size, file, out_len);
+}
+
+enum fx_status fx_file_cursor(fx_file *file, size_t *out_pos)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_cursor, file, out_pos);
+}
+
+enum fx_status fx_file_resize(fx_file *file, size_t len)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_resize, file, len);
+}
+
+enum fx_status fx_file_seek(
+	fx_file *file,
+	long long offset,
+	enum fx_seek_basis basis)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_FILE, file_seek, file, offset, basis);
+}
+
+enum fx_status fx_file_swap_shadow(fx_file *main_file, fx_file *shadow_file)
+{
+	struct fx_file_p *main_p
+		= fx_object_get_private(main_file, FX_TYPE_FILE);
+	struct fx_file_p *shadow_p
+		= fx_object_get_private(main_file, FX_TYPE_FILE);
+	return file_swap_shadow(main_p, shadow_p);
+}
+
+enum fx_status fx_file_read(
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	void *buf,
+	size_t *nr_read)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_FILE,
+		file_read,
+		file,
+		offset,
+		len,
+		buf,
+		nr_read);
+}
+
+enum fx_status fx_file_write(
+	fx_file *file,
+	size_t offset,
+	size_t len,
+	const void *buf,
+	size_t *nr_written)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_FILE,
+		file_write,
+		file,
+		offset,
+		len,
+		buf,
+		nr_written);
+}
+
+/*** VIRTUAL FUNCTIONS ********************************************************/
+
+static void file_init(fx_object *obj, void *priv)
+{
+	struct fx_file_p *file = priv;
+}
+
+static void file_fini(fx_object *obj, void *priv)
+{
+	struct fx_file_p *file = priv;
+	close(file->fd);
+
+	if (file->mode & FX_FILE_DELETE_ON_CLOSE) {
+		fx_path_unlink(file->path);
+	}
+
+	fx_path_unref(file->path);
+}
+
+/*** CLASS DEFINITION *********************************************************/
+
+FX_TYPE_CLASS_BEGIN(fx_file)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+		FX_INTERFACE_ENTRY(to_string) = NULL;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_stream, FX_TYPE_STREAM)
+		FX_INTERFACE_ENTRY(s_close) = stream_close;
+		FX_INTERFACE_ENTRY(s_getc) = stream_getc;
+		FX_INTERFACE_ENTRY(s_read) = stream_read;
+		FX_INTERFACE_ENTRY(s_write) = stream_write;
+		FX_INTERFACE_ENTRY(s_seek) = stream_seek;
+		FX_INTERFACE_ENTRY(s_tell) = stream_tell;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_stream, FX_TYPE_STREAM)
+FX_TYPE_CLASS_END(fx_file)
+
+FX_TYPE_DEFINITION_BEGIN(fx_file)
+	FX_TYPE_ID(0x495a73f6, 0xb8c3, 0x4e17, 0xb5f4, 0x6fc321f67c7b);
+	FX_TYPE_EXTENDS(FX_TYPE_STREAM);
+	FX_TYPE_CLASS(fx_file_class);
+	FX_TYPE_INSTANCE_PRIVATE(struct fx_file_p);
+	FX_TYPE_INSTANCE_INIT(file_init);
+	FX_TYPE_INSTANCE_FINI(file_fini);
+FX_TYPE_DEFINITION_END(fx_file)

fx.io/sys/linux/misc.c

@@ -0,0 +1,21 @@
+#include "misc.h"
+
+#include <fx/random.h>
+
+void z__fx_io_generate_tmp_filename(char *out, size_t len)
+{
+	static const char *alphabet
+		= "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+		  "01234567"
+		  "89+=-_.";
+	static const size_t alphabet_len = 67;
+
+	fx_random_ctx *ctx = fx_random_global_ctx();
+
+	for (size_t i = 0; i < len; i++) {
+		int v = fx_random_next_int64(ctx) % alphabet_len;
+		out[i] = alphabet[v];
+	}
+
+	out[len - 1] = 0;
+}

fx.io/sys/linux/misc.h

@@ -0,0 +1,8 @@
+#ifndef _IO_DARWIN_MISC_H_
+#define _IO_DARWIN_MISC_H_
+
+#include <stddef.h>
+
+extern void z__fx_io_generate_tmp_filename(char *out, size_t len);
+
+#endif

fx.io/sys/linux/path.c

@@ -0,0 +1,416 @@
+#include "posix.h"
+
+#include <ctype.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <fx/io/file.h>
+#include <fx/io/path.h>
+#include <fx/string.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+/*** PRIVATE DATA *************************************************************/
+
+struct fx_path_p {
+	fx_string *p_pathstr;
+};
+
+/*** PRIVATE FUNCTIONS ********************************************************/
+
+static fx_path *path_make_absolute(const struct fx_path_p *in)
+{
+	return NULL;
+}
+
+static fx_path *path_make_relative(const struct fx_path_p *in)
+{
+	return NULL;
+}
+
+static fx_path *path_make_canonical(const struct fx_path_p *in)
+{
+	return NULL;
+}
+
+static bool path_is_absolute(const struct fx_path_p *path)
+{
+	const char *s = fx_string_get_cstr(path->p_pathstr);
+	return s[0] == '/';
+}
+
+static const char *path_ptr(const struct fx_path_p *path)
+{
+	return fx_string_get_cstr(path->p_pathstr);
+}
+
+static enum fx_status path_stat(
+	const struct fx_path_p *path,
+	struct fx_file_info *out)
+{
+	struct stat st;
+	int err = stat(path_ptr(path), &st);
+
+	if (err != 0) {
+		return fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+	}
+
+	memset(out, 0x0, sizeof *out);
+
+	return fx_file_info_from_stat(&st, out);
+}
+
+static bool path_exists(const struct fx_path_p *path)
+{
+	fx_file_info info;
+	if (!FX_OK(path_stat(path, &info))) {
+		return false;
+	}
+
+	return true;
+}
+
+static bool path_is_file(const struct fx_path_p *path)
+{
+	fx_file_info info;
+	if (!FX_OK(path_stat(path, &info))) {
+		return false;
+	}
+
+	return (info.attrib & FX_FILE_ATTRIB_NORMAL) != 0;
+}
+
+static bool path_is_directory(const struct fx_path_p *path)
+{
+	fx_file_info info;
+	if (!FX_OK(path_stat(path, &info))) {
+		return false;
+	}
+
+	return (info.attrib & FX_FILE_ATTRIB_DIRECTORY) != 0;
+}
+
+static void append_path(struct fx_path_p *dest, const struct fx_path_p *src)
+{
+	if (path_is_absolute(src)) {
+		fx_string_clear(dest->p_pathstr);
+		fx_string_append_s(dest->p_pathstr, src->p_pathstr);
+		return;
+	}
+
+	if (fx_string_get_size(dest->p_pathstr, FX_STRLEN_NORMAL) > 0
+	    && fx_string_get_last_char(dest->p_pathstr) != '/'
+	    && fx_string_get_first_char(src->p_pathstr) != '/') {
+		char s[] = {'/', 0};
+		fx_string_append_cstr(dest->p_pathstr, s);
+	}
+
+	fx_string_append_s(dest->p_pathstr, src->p_pathstr);
+}
+
+static enum fx_status path_unlink(const struct fx_path_p *path)
+{
+	int err = remove(fx_string_get_cstr(path->p_pathstr));
+	return err == 0 ? FX_SUCCESS
+	                : fx_status_from_errno(errno, FX_ERR_IO_FAILURE);
+}
+
+static enum fx_status path_get_directory(
+	const struct fx_path_p *path,
+	fx_path **out_dir_path)
+{
+	fx_string *path_str = path->p_pathstr;
+	long len = fx_string_get_size(path_str, FX_STRLEN_NORMAL);
+
+	const char *path_cstr = fx_string_get_cstr(path_str);
+	char *sep = strrchr(path_cstr, '/');
+
+	if (!sep) {
+		*out_dir_path = fx_path_create();
+		return FX_SUCCESS;
+	}
+
+	size_t dir_path_len = (size_t)(sep - path_cstr);
+	fx_string *dir_path_s = fx_string_get_substr(path_str, 0, dir_path_len);
+
+	fx_path *dir_path
+		= fx_path_create_from_cstr(fx_string_get_cstr(dir_path_s));
+	fx_string_unref(dir_path_s);
+
+	*out_dir_path = dir_path;
+
+	return FX_SUCCESS;
+}
+
+static enum fx_status path_get_filename(
+	const struct fx_path_p *path,
+	fx_string *out_name)
+{
+	fx_string *path_str = path->p_pathstr;
+	long len = fx_string_get_size(path_str, FX_STRLEN_NORMAL);
+
+	char *sep = strrchr(fx_string_get_cstr(path_str), '/');
+
+	if (!sep) {
+		fx_string_append_s(out_name, path_str);
+		return FX_SUCCESS;
+	}
+
+	const char *filename = sep;
+	while (*filename == '/' && *filename != '\0') {
+		filename++;
+	}
+
+	if (*filename == '\0') {
+		fx_string_clear(out_name);
+		return FX_SUCCESS;
+	}
+
+	fx_string_append_cstr(out_name, filename);
+
+	return FX_SUCCESS;
+}
+
+static size_t path_length(const struct fx_path_p *path)
+{
+	return fx_string_get_size(path->p_pathstr, FX_STRLEN_NORMAL);
+}
+
+/*** PUBLIC FUNCTIONS *********************************************************/
+
+fx_path *fx_path_create_root()
+{
+	const char *system_drive = "/";
+	size_t system_drive_len = strlen(system_drive);
+
+	fx_path *path = fx_path_create();
+	if (!path) {
+		return NULL;
+	}
+
+	struct fx_path_p *p = fx_object_get_private(path, FX_TYPE_PATH);
+
+	fx_string_append_cstr(p->p_pathstr, system_drive);
+	if (system_drive[system_drive_len - 1] != '\\') {
+		fx_string_append_c(p->p_pathstr, '\\');
+	}
+
+	return path;
+}
+
+fx_path *fx_path_create_cwd()
+{
+	const long buf_len = 2048;
+	char *buf = malloc(buf_len);
+	if (!buf) {
+		return NULL;
+	}
+
+	if (!getcwd(buf, buf_len)) {
+		free(buf);
+		return NULL;
+	}
+
+	fx_path *path = fx_path_create();
+	if (!path) {
+		free(buf);
+		return NULL;
+	}
+
+	struct fx_path_p *p = fx_object_get_private(path, FX_TYPE_PATH);
+
+	fx_string_append_cstr(p->p_pathstr, buf);
+	free(buf);
+
+	return path;
+}
+
+fx_path *fx_path_create_from_cstr(const char *cstr)
+{
+	fx_path *path = fx_path_create();
+	if (!path) {
+		return NULL;
+	}
+
+	struct fx_path_p *p = fx_object_get_private(path, FX_TYPE_PATH);
+
+	char prev = 0;
+
+	for (size_t i = 0; cstr[i]; i++) {
+		char c = cstr[i];
+		if (c == '\\') {
+			c = '/';
+		}
+
+		if (prev == '/' && c == '/') {
+			continue;
+		}
+
+		fx_string_append_c(p->p_pathstr, c);
+		prev = c;
+	}
+
+	while (fx_string_get_last_char(p->p_pathstr) == '/') {
+		fx_string_pop_back(p->p_pathstr);
+	}
+
+	return path;
+}
+
+fx_path *fx_path_duplicate(const fx_path *path)
+{
+	fx_path *new_path = fx_path_create();
+	if (!path) {
+		return NULL;
+	}
+
+	struct fx_path_p *old_p = fx_object_get_private(path, FX_TYPE_PATH);
+	struct fx_path_p *new_p = fx_object_get_private(new_path, FX_TYPE_PATH);
+
+	new_p->p_pathstr = fx_string_duplicate(old_p->p_pathstr);
+	if (!new_p->p_pathstr) {
+		fx_path_unref(new_path);
+		return NULL;
+	}
+
+	return new_path;
+}
+
+fx_path *fx_path_join(const fx_path *paths[], size_t nr_paths)
+{
+	fx_path *result = fx_path_create();
+	if (!result) {
+		return NULL;
+	}
+
+	struct fx_path_p *result_p
+		= fx_object_get_private(result, FX_TYPE_PATH);
+
+	for (size_t i = 0; i < nr_paths; i++) {
+		if (paths[i]) {
+			struct fx_path_p *path_p
+				= fx_object_get_private(paths[i], FX_TYPE_PATH);
+			append_path(result_p, path_p);
+		}
+	}
+
+	return result;
+}
+
+fx_path *fx_path_make_absolute(const fx_path *in)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_make_absolute, in);
+}
+
+fx_path *fx_path_make_relative(const fx_path *in)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_make_relative, in);
+}
+
+fx_path *fx_path_make_canonical(const fx_path *in)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_make_canonical, in);
+}
+
+bool fx_path_is_absolute(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_is_absolute, path);
+}
+
+bool fx_path_exists(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_exists, path);
+}
+
+bool fx_path_is_file(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_is_file, path);
+}
+
+bool fx_path_is_directory(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_is_directory, path);
+}
+
+enum fx_status fx_path_stat(const fx_path *path, struct fx_file_info *out)
+{
+	FX_CLASS_DISPATCH_STATIC(FX_TYPE_PATH, path_stat, path, out);
+}
+
+enum fx_status fx_path_unlink(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_unlink, path);
+}
+
+enum fx_status fx_path_get_directory(
+	const fx_path *path,
+	fx_path **out_dir_path)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_PATH,
+		path_get_directory,
+		path,
+		out_dir_path);
+}
+
+enum fx_status fx_path_get_filename(const fx_path *path, fx_string *out_name)
+{
+	FX_CLASS_DISPATCH_STATIC(
+		FX_TYPE_PATH,
+		path_get_filename,
+		path,
+		out_name);
+}
+
+const char *fx_path_ptr(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_ptr, path);
+}
+
+size_t fx_path_length(const fx_path *path)
+{
+	FX_CLASS_DISPATCH_STATIC_0(FX_TYPE_PATH, path_length, path);
+}
+
+/*** VIRTUAL FUNCTIONS ********************************************************/
+
+static void path_init(fx_object *obj, void *priv)
+{
+	struct fx_path_p *path = priv;
+
+	path->p_pathstr = fx_string_create();
+	if (!path->p_pathstr) {
+		/* TODO return error */
+	}
+}
+
+void path_fini(fx_object *obj, void *priv)
+{
+	struct fx_path_p *path = priv;
+
+	fx_string_unref(path->p_pathstr);
+}
+
+void path_to_string(const fx_object *obj, fx_stream *out)
+{
+	struct fx_path_p *path = fx_object_get_private(obj, FX_TYPE_PATH);
+
+	fx_stream_write_cstr(out, fx_string_get_cstr(path->p_pathstr), NULL);
+}
+
+/*** CLASS DEFINITION *********************************************************/
+
+FX_TYPE_CLASS_BEGIN(fx_path)
+	FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
+		FX_INTERFACE_ENTRY(to_string) = path_to_string;
+	FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
+FX_TYPE_CLASS_END(fx_path)
+
+FX_TYPE_DEFINITION_BEGIN(fx_path)
+	FX_TYPE_ID(0x56dc32eb, 0xea96, 0x46ed, 0x85d3, 0x760fa4ad61f4);
+	FX_TYPE_CLASS(fx_path_class);
+	FX_TYPE_INSTANCE_PRIVATE(struct fx_path_p);
+	FX_TYPE_INSTANCE_INIT(path_init);
+	FX_TYPE_INSTANCE_FINI(path_fini);
+FX_TYPE_DEFINITION_END(fx_path)

fx.io/sys/linux/posix.c

@@ -0,0 +1,151 @@
+#include <errno.h>
+#include <fx/error.h>
+#include <fx/io/file.h>
+#include <fx/status.h>
+#include <sys/stat.h>
+
+enum fx_status fx_status_from_errno(int error, enum fx_status default_value)
+{
+	switch (error) {
+	case 0:
+		return FX_SUCCESS;
+	case ENOENT:
+		return FX_ERR_NO_ENTRY;
+	case EEXIST:
+		return FX_ERR_NAME_EXISTS;
+	case ENOMEM:
+		return FX_ERR_NO_MEMORY;
+	case EINVAL:
+		return FX_ERR_INVALID_ARGUMENT;
+	case EIO:
+		return FX_ERR_IO_FAILURE;
+	case EISDIR:
+		return FX_ERR_IS_DIRECTORY;
+	case ENOTDIR:
+		return FX_ERR_NOT_DIRECTORY;
+	case EPERM:
+	case EACCES:
+		return FX_ERR_PERMISSION_DENIED;
+	case ENOTSUP:
+	case ENOSYS:
+		return FX_ERR_NOT_SUPPORTED;
+	default:
+		return default_value;
+	}
+}
+
+fx_result fx_result_from_errno_with_filepath(
+	int error,
+	const char *path,
+	enum fx_status default_value)
+{
+	switch (error) {
+	case 0:
+		return FX_RESULT_SUCCESS;
+	case ENOENT:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_NO_ENTRY,
+			"Path @i{%s} does not exist",
+			path);
+	case ENOTDIR:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_NOT_DIRECTORY,
+			"Path @i{%s} is not a directory",
+			path);
+	case EISDIR:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_IS_DIRECTORY,
+			"Path @i{%s} is a directory",
+			path);
+	case EPERM:
+	case EACCES:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_PERMISSION_DENIED,
+			"Permission denied while accessing path @i{%s}",
+			path);
+	default:
+		return FX_RESULT_STATUS(
+			fx_status_from_errno(error, default_value));
+	}
+
+	return FX_RESULT_SUCCESS;
+}
+
+fx_result fx_result_from_errno_with_subfilepath(
+	int error,
+	const char *path,
+	const char *dir_path,
+	enum fx_status default_value)
+{
+	if (!dir_path) {
+		return fx_result_propagate(fx_result_from_errno_with_filepath(
+			error,
+			path,
+			default_value));
+	}
+
+	switch (error) {
+	case 0:
+		return FX_RESULT_SUCCESS;
+	case ENOENT:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_NO_ENTRY,
+			"Path @i{%s} in directory @i{%s} does not exist",
+			path,
+			dir_path);
+	case ENOTDIR:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_NOT_DIRECTORY,
+			"Path @i{%s} in directory @i{%s} is not a directory",
+			path,
+			dir_path);
+	case EISDIR:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_IS_DIRECTORY,
+			"Path @i{%s} in directory @i{%s} is a directory",
+			path,
+			dir_path);
+	case EPERM:
+	case EACCES:
+		return FX_RESULT_STATUS_WITH_STRING(
+			FX_ERR_PERMISSION_DENIED,
+			"Permission denied while accessing path @i{%s} in "
+			"directory @i{%s}",
+			path,
+			dir_path);
+	default:
+		return FX_RESULT_STATUS(
+			fx_status_from_errno(error, default_value));
+	}
+
+	return FX_RESULT_SUCCESS;
+}
+
+enum fx_status fx_file_info_from_stat(
+	const struct stat *st,
+	struct fx_file_info *out)
+{
+	out->length = st->st_size;
+
+	if (S_ISREG(st->st_mode)) {
+		out->attrib |= FX_FILE_ATTRIB_NORMAL;
+	}
+
+	if (S_ISDIR(st->st_mode)) {
+		out->attrib |= FX_FILE_ATTRIB_DIRECTORY;
+	}
+
+	if (S_ISBLK(st->st_mode)) {
+		out->attrib |= FX_FILE_ATTRIB_BLOCK_DEVICE;
+	}
+
+	if (S_ISCHR(st->st_mode)) {
+		out->attrib |= FX_FILE_ATTRIB_CHAR_DEVICE;
+	}
+
+	if (S_ISLNK(st->st_mode)) {
+		out->attrib |= FX_FILE_ATTRIB_SYMLINK;
+	}
+
+	return FX_SUCCESS;
+}

fx.io/sys/linux/posix.h

@@ -0,0 +1,26 @@
+#ifndef _IO_DARWIN_POSIX_H_
+#define _IO_DARWIN_POSIX_H_
+
+#include <fx/error.h>
+#include <fx/status.h>
+
+struct stat;
+struct fx_file_info;
+
+extern enum fx_status fx_status_from_errno(
+	int error,
+	enum fx_status default_value);
+extern fx_result fx_result_from_errno_with_filepath(
+	int error,
+	const char *path,
+	enum fx_status default_value);
+extern fx_result fx_result_from_errno_with_subfilepath(
+	int error,
+	const char *path,
+	const char *dir_path,
+	enum fx_status default_value);
+extern enum fx_status fx_file_info_from_stat(
+	const struct stat *in,
+	struct fx_file_info *out);
+
+#endif

fx.io/sys/win32/path.c

@@ -123,7 +123,7 @@ struct fx_path *fx_path_create_from_cstr(const char *cstr)
 		prev = c;
 	}
 
-	while (fx_string_back(path->pathstr) == '/') {
+	while (fx_string_get_last_char(path->pathstr) == '/') {
 		fx_string_pop_back(path->pathstr);
 	}
 
@@ -138,8 +138,8 @@ static void append_path(struct fx_path *dest, const struct fx_path *src)
 		return;
 	}
 
-	if (fx_string_back(dest->pathstr) != '/'
-	    && fx_string_front(src->pathstr) != '/') {
+	if (fx_string_get_last_char(dest->pathstr) != '/'
+	    && fx_string_get_first_char(src->pathstr) != '/') {
 		char s[] = {'/', 0};
 		fx_string_append_cstr(dest->pathstr, s);
 	}
@@ -181,7 +181,7 @@ struct fx_path *fx_path_make_canonical(const struct fx_path *in)
 
 bool fx_path_is_absolute(const struct fx_path *path)
 {
-	const char *s = fx_string_ptr(path->pathstr);
+	const char *s = fx_string_get_cstr(path->pathstr);
 
 	size_t i;
 	for (i = 0; s[i]; i++) {
@@ -231,7 +231,7 @@ bool fx_path_is_directory(const struct fx_path *path)
 
 const char *fx_path_ptr(const struct fx_path *path)
 {
-	return fx_string_ptr(path->pathstr);
+	return fx_string_get_cstr(path->pathstr);
 }
 
 void path_release(struct fx_dsref* obj)
@@ -244,5 +244,5 @@ void path_to_string(struct fx_dsref* obj, struct fx_stringstream* out)
 {
 	struct fx_path *path = (struct fx_path *)obj;
 
-	fx_stringstream_add(out, fx_string_ptr(path->pathstr));
+	fx_stringstream_add(out, fx_string_get_cstr(path->pathstr));
 }