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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /src/malloc/oldmalloc/malloc_usable_size.c | |
Initial version
Diffstat (limited to 'src/malloc/oldmalloc/malloc_usable_size.c')
| -rw-r--r-- | src/malloc/oldmalloc/malloc_usable_size.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/malloc/oldmalloc/malloc_usable_size.c b/src/malloc/oldmalloc/malloc_usable_size.c new file mode 100644 index 0000000..672b518 --- /dev/null +++ b/src/malloc/oldmalloc/malloc_usable_size.c @@ -0,0 +1,9 @@ +#include <malloc.h> +#include "malloc_impl.h" + +hidden void *(*const __realloc_dep)(void *, size_t) = realloc; + +size_t malloc_usable_size(void *p) +{ + return p ? CHUNK_SIZE(MEM_TO_CHUNK(p)) - OVERHEAD : 0; +} |