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ntdll: Use the same value as Windows for filling free heap blocks.

This commit is contained in:
Alexandre Julliard 2010-01-26 14:30:25 +01:00
parent 5cd254d729
commit c15660054f
1 changed files with 6 additions and 2 deletions
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8
dlls/ntdll/heap.c
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@ -85,7 +85,7 @@ typedef struct
#define ARENA_INUSE_FILLER 0x55
#define ARENA_TAIL_FILLER 0xab
#define ARENA_FREE_FILLER 0xaa
#define ARENA_FREE_FILLER 0xfeeefeee
/* everything is aligned on 8 byte boundaries (16 for Win64) */
#define ALIGNMENT (2*sizeof(void*))
@ -169,7 +169,11 @@ static BOOL HEAP_IsRealArena( HEAP *heapPtr, DWORD flags, LPCVOID block, BOOL qu
/* mark a block of memory as free for debugging purposes */
static inline void mark_block_free( void *ptr, SIZE_T size, DWORD flags )
{
if (flags & HEAP_FREE_CHECKING_ENABLED) memset( ptr, ARENA_FREE_FILLER, size );
if (flags & HEAP_FREE_CHECKING_ENABLED)
{
SIZE_T i;
for (i = 0; i < size / sizeof(DWORD); i++) ((DWORD *)ptr)[i] = ARENA_FREE_FILLER;
}
#if defined(VALGRIND_MAKE_MEM_NOACCESS)
VALGRIND_DISCARD( VALGRIND_MAKE_MEM_NOACCESS( ptr, size ));
#elif defined( VALGRIND_MAKE_NOACCESS)