2023-08-13 09:58:00 +08:00
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#pragma once
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2022-11-23 15:10:40 +08:00
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#include <stdlib.h>
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2023-06-08 21:04:56 +08:00
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#include <assert.h>
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2022-11-23 15:10:40 +08:00
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2025-12-19 23:24:56 +08:00
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#if FF_HAVE_MALLOC_USABLE_SIZE || FF_HAVE_MSVC_MSIZE
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2026-04-15 16:16:46 +08:00
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#if __has_include(<malloc.h>)
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#include <malloc.h>
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#else
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#include <malloc_np.h> // For DragonFly BSD
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#endif
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2025-12-19 23:24:56 +08:00
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#elif FF_HAVE_MALLOC_SIZE
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2026-04-15 16:16:46 +08:00
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#include <malloc/malloc.h>
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2025-12-19 23:24:56 +08:00
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#endif
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2026-03-29 09:28:49 +08:00
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static inline void ffWrapFree(const void* pPtr) {
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2023-02-15 14:51:04 +08:00
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assert(pPtr);
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2026-03-29 09:28:49 +08:00
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if (*(void**) pPtr) {
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free(*(void**) pPtr);
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}
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2022-11-23 15:10:40 +08:00
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}
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2026-04-09 16:20:59 +08:00
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#define FF_AUTO_FREE FF_A_CLEANUP(ffWrapFree)
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2025-12-19 23:24:56 +08:00
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// ptr MUST be a malloc'ed pointer
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2026-03-29 09:28:49 +08:00
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static inline size_t ffMallocUsableSize(const void* ptr) {
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2025-12-19 23:24:56 +08:00
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assert(ptr);
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2026-03-29 09:28:49 +08:00
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#if FF_HAVE_MALLOC_USABLE_SIZE
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return malloc_usable_size((void*) ptr);
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#elif FF_HAVE_MALLOC_SIZE
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return malloc_size((void*) ptr);
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#elif FF_HAVE_MSVC_MSIZE
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return _msize((void*) ptr);
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#else
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(void) ptr;
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return 0; // Not supported
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#endif
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2025-12-19 23:24:56 +08:00
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}
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