#ifndef MANGO_VM_H_
#define MANGO_VM_H_

#include <mango/status.h>
#include <mango/types.h>

extern kern_status_t vm_object_create(
	const char *name,
	size_t name_len,
	size_t data_len,
	vm_prot_t prot,
	kern_handle_t *out);
extern kern_status_t vm_object_read(
	kern_handle_t object,
	void *dst,
	off_t offset,
	size_t count,
	size_t *nr_read);
extern kern_status_t vm_object_write(
	kern_handle_t object,
	const void *src,
	off_t offset,
	size_t count,
	size_t *nr_written);
extern kern_status_t vm_object_copy(
	kern_handle_t dst,
	off_t dst_offset,
	kern_handle_t src,
	off_t src_offset,
	size_t count,
	size_t *nr_copied);

extern kern_status_t vm_region_create(
	kern_handle_t parent,
	const char *name,
	size_t name_len,
	off_t offset,
	size_t region_len,
	vm_prot_t prot,
	kern_handle_t *out,
	virt_addr_t *out_base_address);
extern kern_status_t vm_region_kill(kern_handle_t region);
extern kern_status_t vm_region_read(
	kern_handle_t region,
	void *dst,
	off_t offset,
	size_t count,
	size_t *nr_read);
extern kern_status_t vm_region_write(
	kern_handle_t region,
	const void *src,
	off_t offset,
	size_t count,
	size_t *nr_read);
extern kern_status_t vm_region_map_absolute(
	kern_handle_t region,
	virt_addr_t map_address,
	kern_handle_t object,
	off_t object_offset,
	size_t length,
	vm_prot_t prot,
	virt_addr_t *out_base_address);
extern kern_status_t vm_region_map_relative(
	kern_handle_t region,
	off_t region_offset,
	kern_handle_t object,
	off_t object_offset,
	size_t length,
	vm_prot_t prot,
	virt_addr_t *out_base_address);
extern kern_status_t vm_region_unmap_absolute(
	kern_handle_t region,
	virt_addr_t address,
	size_t length);
extern kern_status_t vm_region_unmap_relative(
	kern_handle_t region,
	off_t offset,
	size_t length);

#endif