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fx/fx/include/fx/vector.h
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#ifndef FX_VECTOR_H_
#define FX_VECTOR_H_
#include <fx/misc.h>
#include <fx/status.h>
#include <stddef.h>
typedef struct fx_vector_ops {
fx_status (*v_copy)(void *, const void *, size_t);
fx_status (*v_move)(void *, void *, size_t);
fx_status (*v_destroy)(void *);
} fx_vector_ops;
#define FX_VECTOR_DEFINE(type, name) \
struct { \
size_t count; \
size_t max; \
type *items; \
} name = {0}
#define FX_VECTOR_DECLARE(type, name) \
struct { \
size_t count; \
size_t max; \
type *items; \
} name
#define FX_VECTOR_ITEM(name, index) name.items[index]
#define FX_VECTOR_ITEM_PTR(name, index) &name.items[index]
#define FX_VECTOR_COUNT(name) name.count
#define FX_VECTOR_MAX(name) name.max
/* use this macros in your function prototype, to allow the function to accept
* a reference to a vector as a parameter */
#define FX_VECTOR_REF_PARAM(type, name) \
type **name, size_t *name##_count, size_t *name##_max
/* use this macro to pass a reference to a vector as a parameter to a function
* whose prototype uses FX_VECTOR_REF_PARAM */
#define FX_VECTOR_REF(name) &(name.items), &(name.count), &(name.max)
/* use this macro to forward your reference to a vector (which you got via
* FX_VECTOR_REF_PARAM in your function prototype), to another function whose
* prototype also uses FX_VECTOR_REF_PARAM */
#define FX_VECTOR_REF2(name) name, name##_count, name##_max
/* use these functions if you're accessing a vector directly. */
#define fx_vector_push_back(vector, ptr, ops) \
__fx_vector_push_back( \
(void **)&(vector.items), \
ptr, \
sizeof *ptr, \
&(vector.count), \
&(vector.max), \
ops)
#define fx_vector_pop_back(vector, ops) \
__fx_vector_pop_back( \
(void **)&(vector.items), \
sizeof *vector.items, \
&(vector.count), \
&(vector.max), \
ops)
#define fx_vector_emplace_back(vector, ops) \
__fx_vector_emplace_back( \
(void **)&(vector.items), \
sizeof *vector.items, \
&(vector.count), \
&(vector.max), \
ops)
#define fx_vector_trim(vector, ops) \
__fx_vector_trim( \
(void **)&(vector.items), \
sizeof *vector.items, \
&(vector.count), \
&(vector.max), \
ops)
#define fx_vector_destroy(vector, ops) \
__fx_vector_destroy( \
(void **)&(vector.items), \
sizeof *vector.items, \
&(vector.count), \
&(vector.max), \
ops)
/* use these functions if you're accessing a vector as a reference
* via FX_VECTOR_REF_PARAM. */
#define fx_vector_ref_push_back(vector, ptr, ops) \
__fx_vector_push_back( \
(void **)(vector), \
ptr, \
sizeof *ptr, \
(vector##_count), \
(vector##_max), \
ops)
#define fx_vector_ref_pop_back(vector, ops) \
__fx_vector_pop_back( \
(void **)(vector), \
sizeof **vector, \
(vector##_count), \
(vector##_max), \
ops)
#define fx_vector_ref_emplace_back(vector, ops) \
__fx_vector_emplace_back( \
(void **)(vector), \
sizeof **vector, \
(vector##_count), \
(vector##_max), \
ops)
#define fx_vector_ref_trim(vector, ops) \
__fx_vector_trim( \
(void **)(vector), \
sizeof **vector, \
(vector##_count), \
(vector##_max), \
ops)
#define fx_vector_ref_destroy(vector, ops) \
__fx_vector_destroy( \
(void **)(vector), \
sizeof **vector, \
(vector##_count), \
(vector##_max), \
ops)
#define fx_vector_ref_get_item(vector, index) (*vector)[index]
#define fx_vector_ref_get_item_ptr(vector, index) (&(*vector)[index])
#define fx_vector_ref_get_count(vector) *(vector##_count)
#define fx_vector_ref_get_max(vector) *(vector##_count)
/* don't use these functions */
FX_API int __fx_vector_push_back(
void **vector,
const void *item,
size_t item_size,
size_t *count,
size_t *max,
const struct fx_vector_ops *ops);
FX_API void __fx_vector_pop_back(
void **vector,
size_t item_size,
size_t *count,
size_t *max,
const struct fx_vector_ops *ops);
FX_API void *__fx_vector_emplace_back(
void **vector,
size_t item_size,
size_t *count,
size_t *max,
const struct fx_vector_ops *ops);
FX_API void __fx_vector_trim(
void **vector,
size_t item_size,
size_t *count,
size_t *max,
const struct fx_vector_ops *ops);
FX_API void __fx_vector_destroy(
void **vector,
size_t item_size,
size_t *count,
size_t *max,
const struct fx_vector_ops *ops);
#endif