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73 lines
2.9 KiB
73 lines
2.9 KiB
#ifndef XC_ALLOCATOR_H_155E773CA8AFC18F3CCCDCF0831EE41D
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#define XC_ALLOCATOR_H_155E773CA8AFC18F3CCCDCF0831EE41D
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#if _MSC_VER > 1000
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#pragma once
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#endif /* _MSC_VER > 1000 */
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#include "xc_shm.h"
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typedef struct _xc_allocator_vtable_t xc_allocator_vtable_t;
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#ifndef _xc_allocator_t
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struct _xc_allocator_t {
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const xc_allocator_vtable_t *vtable;
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xc_shm_t *shm;
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};
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#endif
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typedef struct _xc_allocator_t xc_allocator_t;
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typedef struct _xc_allocator_block_t xc_allocator_block_t;
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typedef xc_shmsize_t xc_memsize_t;
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/* allocator */
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#define XC_ALLOCATOR_MALLOC(func) void *func(xc_allocator_t *allocator, xc_memsize_t size)
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#define XC_ALLOCATOR_FREE(func) xc_memsize_t func(xc_allocator_t *allocator, const void *p)
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#define XC_ALLOCATOR_CALLOC(func) void *func(xc_allocator_t *allocator, xc_memsize_t memb, xc_memsize_t size)
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#define XC_ALLOCATOR_REALLOC(func) void *func(xc_allocator_t *allocator, const void *p, xc_memsize_t size)
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#define XC_ALLOCATOR_AVAIL(func) xc_memsize_t func(const xc_allocator_t *allocator)
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#define XC_ALLOCATOR_SIZE(func) xc_memsize_t func(const xc_allocator_t *allocator)
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#define XC_ALLOCATOR_FREEBLOCK_FIRST(func) const xc_allocator_block_t *func(const xc_allocator_t *allocator)
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#define XC_ALLOCATOR_FREEBLOCK_NEXT(func) const xc_allocator_block_t *func(const xc_allocator_block_t *block)
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#define XC_ALLOCATOR_BLOCK_SIZE(func) xc_memsize_t func(const xc_allocator_block_t *block)
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#define XC_ALLOCATOR_BLOCK_OFFSET(func) xc_memsize_t func(const xc_allocator_t *allocator, const xc_allocator_block_t *block)
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#define XC_ALLOCATOR_INIT(func) xc_allocator_t *func(xc_shm_t *shm, xc_allocator_t *allocator, xc_memsize_t size)
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#define XC_ALLOCATOR_DESTROY(func) void func(xc_allocator_t *allocator)
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#define XC_ALLOCATOR_VTABLE(name) { \
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xc_##name##_malloc \
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, xc_##name##_free \
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, xc_##name##_calloc \
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, xc_##name##_realloc \
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, xc_##name##_avail \
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, xc_##name##_size \
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, xc_##name##_freeblock_first \
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, xc_##name##_freeblock_next \
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, xc_##name##_block_size \
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, xc_##name##_block_offset \
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\
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, xc_##name##_init \
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, xc_##name##_destroy \
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}
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struct _xc_allocator_vtable_t {
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XC_ALLOCATOR_MALLOC((*malloc));
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XC_ALLOCATOR_FREE((*free));
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XC_ALLOCATOR_CALLOC((*calloc));
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XC_ALLOCATOR_REALLOC((*realloc));
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XC_ALLOCATOR_AVAIL((*avail));
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XC_ALLOCATOR_SIZE((*size));
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XC_ALLOCATOR_FREEBLOCK_FIRST((*freeblock_first));
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XC_ALLOCATOR_FREEBLOCK_NEXT((*freeblock_next));
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XC_ALLOCATOR_BLOCK_SIZE((*block_size));
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XC_ALLOCATOR_BLOCK_OFFSET((*block_offset));
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XC_ALLOCATOR_INIT((*init));
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XC_ALLOCATOR_DESTROY((*destroy));
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};
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int xc_allocator_register(const char *name, const xc_allocator_vtable_t *allocator_vtable);
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const xc_allocator_vtable_t *xc_allocator_find(const char *name);
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#endif /* XC_ALLOCATOR_H_155E773CA8AFC18F3CCCDCF0831EE41D */
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