Last change
on this file since 373 was 352, checked in by coas-nagasima, 6 years ago |
arm向けASP3版ECNLを追加
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Property svn:eol-style
set to
native
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Property svn:mime-type
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text/x-csrc;charset=UTF-8
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File size:
384 bytes
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1 | #include <malloc.h>
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2 |
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3 | void *(*const __realloc_dep)(void *, size_t) = realloc;
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4 |
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5 | struct chunk {
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6 | size_t psize, csize;
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7 | struct chunk *next, *prev;
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8 | };
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9 |
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10 | #define OVERHEAD (2*sizeof(size_t))
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11 | #define CHUNK_SIZE(c) ((c)->csize & -2)
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12 | #define MEM_TO_CHUNK(p) (struct chunk *)((char *)(p) - OVERHEAD)
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13 |
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14 | size_t malloc_usable_size(void *p)
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15 | {
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16 | return p ? CHUNK_SIZE(MEM_TO_CHUNK(p)) - OVERHEAD : 0;
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17 | }
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