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alloc multiple of 16 bytes

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svn path=/trunk/; revision=18403
This commit is contained in:
Gunnar Dalsnes 2005-10-10 20:18:07 +00:00
parent fbd6bbbf48
commit 1fc06afd71
1 changed files with 9 additions and 5 deletions
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14
reactos/lib/crt/stdlib/malloc.c
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@ -25,6 +25,10 @@
#include <stdlib.h>
#include <malloc.h>
/* fixme: should have this in common header */
#define ROUND_UP(a,b) ((a + (b-1)) & ~(b-1))
extern HANDLE hHeap;
/*
@ -32,7 +36,7 @@ extern HANDLE hHeap;
*/
void* malloc(size_t _size)
{
return HeapAlloc(hHeap, HEAP_ZERO_MEMORY, _size);
return HeapAlloc(hHeap, 0, ROUND_UP(_size, 16));
}
/*
@ -48,7 +52,7 @@ void free(void* _ptr)
*/
void* calloc(size_t _nmemb, size_t _size)
{
return HeapAlloc(hHeap, HEAP_ZERO_MEMORY, _nmemb*_size);
return HeapAlloc(hHeap, HEAP_ZERO_MEMORY, ROUND_UP(_nmemb*_size, 16) );
}
/*
@ -57,8 +61,8 @@ void* calloc(size_t _nmemb, size_t _size)
void* realloc(void* _ptr, size_t _size)
{
if (!_ptr)
return HeapAlloc(hHeap, 0, _size);
return HeapReAlloc(hHeap, 0, _ptr, _size);
return HeapAlloc(hHeap, 0, ROUND_UP(_size, 16));
return HeapReAlloc(hHeap, 0, _ptr, ROUND_UP(_size, 16));
}
/*
@ -66,7 +70,7 @@ void* realloc(void* _ptr, size_t _size)
*/
void* _expand(void* _ptr, size_t _size)
{
return HeapReAlloc(hHeap, HEAP_REALLOC_IN_PLACE_ONLY, _ptr, _size);
return HeapReAlloc(hHeap, HEAP_REALLOC_IN_PLACE_ONLY, _ptr, ROUND_UP(_size, 16));
}
/*