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ntdll: Use the heap flags instead of debug channels to test for enabled debug features.

This commit is contained in:
Alexandre Julliard 2010-01-25 15:02:31 +01:00
parent b2b8770b02
commit aa9c7b070e
1 changed files with 17 additions and 12 deletions
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29
dlls/ntdll/heap.c
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@ -166,9 +166,9 @@ static HEAP *processHeap; /* main process heap */
static BOOL HEAP_IsRealArena( HEAP *heapPtr, DWORD flags, LPCVOID block, BOOL quiet );
/* mark a block of memory as free for debugging purposes */
static inline void mark_block_free( void *ptr, SIZE_T size )
static inline void mark_block_free( void *ptr, SIZE_T size, DWORD flags )
{
if (TRACE_ON(heap) || WARN_ON(heap)) memset( ptr, ARENA_FREE_FILLER, size );
if (flags & HEAP_FREE_CHECKING_ENABLED) memset( ptr, ARENA_FREE_FILLER, size );
#if defined(VALGRIND_MAKE_MEM_NOACCESS)
VALGRIND_DISCARD( VALGRIND_MAKE_MEM_NOACCESS( ptr, size ));
#elif defined( VALGRIND_MAKE_NOACCESS)
@ -187,14 +187,14 @@ static inline void mark_block_initialized( void *ptr, SIZE_T size )
}
/* mark a block of memory as uninitialized for debugging purposes */
static inline void mark_block_uninitialized( void *ptr, SIZE_T size )
static inline void mark_block_uninitialized( void *ptr, SIZE_T size, DWORD flags )
{
#if defined(VALGRIND_MAKE_MEM_UNDEFINED)
VALGRIND_DISCARD( VALGRIND_MAKE_MEM_UNDEFINED( ptr, size ));
#elif defined(VALGRIND_MAKE_WRITABLE)
VALGRIND_DISCARD( VALGRIND_MAKE_WRITABLE( ptr, size ));
#endif
if (TRACE_ON(heap) || WARN_ON(heap))
if (flags & HEAP_FREE_CHECKING_ENABLED)
{
memset( ptr, ARENA_INUSE_FILLER, size );
#if defined(VALGRIND_MAKE_MEM_UNDEFINED)
@ -403,7 +403,7 @@ static HEAP *HEAP_GetPtr(
ERR("Invalid heap %p!\n", heap );
return NULL;
}
if (TRACE_ON(heap) && !HEAP_IsRealArena( heapPtr, 0, NULL, NOISY ))
if ((heapPtr->flags & HEAP_VALIDATE_ALL) && !HEAP_IsRealArena( heapPtr, 0, NULL, NOISY ))
{
HEAP_Dump( heapPtr );
assert( FALSE );
@ -524,9 +524,10 @@ static void HEAP_CreateFreeBlock( SUBHEAP *subheap, void *ptr, SIZE_T size )
ARENA_FREE *pFree;
char *pEnd;
BOOL last;
DWORD flags = subheap->heap->flags;
/* Create a free arena */
mark_block_uninitialized( ptr, sizeof( ARENA_FREE ) );
mark_block_uninitialized( ptr, sizeof(ARENA_FREE), flags );
pFree = ptr;
pFree->magic = ARENA_FREE_MAGIC;
@ -535,7 +536,7 @@ static void HEAP_CreateFreeBlock( SUBHEAP *subheap, void *ptr, SIZE_T size )
pEnd = (char *)ptr + size;
if (pEnd > (char *)subheap->base + subheap->commitSize)
pEnd = (char *)subheap->base + subheap->commitSize;
if (pEnd > (char *)(pFree + 1)) mark_block_free( pFree + 1, pEnd - (char *)(pFree + 1) );
if (pEnd > (char *)(pFree + 1)) mark_block_free( pFree + 1, pEnd - (char *)(pFree + 1), flags );
/* Check if next block is free also */
@ -546,7 +547,7 @@ static void HEAP_CreateFreeBlock( SUBHEAP *subheap, void *ptr, SIZE_T size )
ARENA_FREE *pNext = (ARENA_FREE *)((char *)ptr + size);
list_remove( &pNext->entry );
size += (pNext->size & ARENA_SIZE_MASK) + sizeof(*pNext);
mark_block_free( pNext, sizeof(ARENA_FREE) );
mark_block_free( pNext, sizeof(ARENA_FREE), flags );
}
/* Set the next block PREV_FREE flag and pointer */
@ -1247,6 +1248,8 @@ void heap_set_debug_flags( HANDLE handle )
ULONG global_flags = RtlGetNtGlobalFlags();
ULONG flags = 0;
if (TRACE_ON(heap)) global_flags |= FLG_HEAP_VALIDATE_ALL;
if (global_flags & FLG_HEAP_ENABLE_TAIL_CHECK) flags |= HEAP_TAIL_CHECKING_ENABLED;
if (global_flags & FLG_HEAP_ENABLE_FREE_CHECK) flags |= HEAP_FREE_CHECKING_ENABLED;
if (global_flags & FLG_HEAP_DISABLE_COALESCING) flags |= HEAP_DISABLE_COALESCE_ON_FREE;
@ -1259,6 +1262,8 @@ void heap_set_debug_flags( HANDLE handle )
flags |= HEAP_VALIDATE | HEAP_VALIDATE_ALL |
HEAP_TAIL_CHECKING_ENABLED | HEAP_FREE_CHECKING_ENABLED;
if (WARN_ON(heap)) flags |= HEAP_VALIDATE | HEAP_VALIDATE_PARAMS | HEAP_FREE_CHECKING_ENABLED;
heap->flags |= flags;
heap->force_flags |= flags & ~(HEAP_VALIDATE | HEAP_DISABLE_COALESCE_ON_FREE);
}
@ -1456,10 +1461,10 @@ PVOID WINAPI RtlAllocateHeap( HANDLE heap, ULONG flags, SIZE_T size )
if (flags & HEAP_ZERO_MEMORY)
{
clear_block( pInUse + 1, size );
mark_block_uninitialized( (char *)(pInUse + 1) + size, pInUse->unused_bytes );
mark_block_uninitialized( (char *)(pInUse + 1) + size, pInUse->unused_bytes, flags );
}
else
mark_block_uninitialized( pInUse + 1, pInUse->size & ARENA_SIZE_MASK );
mark_block_uninitialized( pInUse + 1, pInUse->size & ARENA_SIZE_MASK, flags );
if (!(flags & HEAP_NO_SERIALIZE)) RtlLeaveCriticalSection( &heapPtr->critSection );
@ -1670,11 +1675,11 @@ PVOID WINAPI RtlReAllocateHeap( HANDLE heap, ULONG flags, PVOID ptr, SIZE_T size
if (flags & HEAP_ZERO_MEMORY)
{
clear_block( (char *)(pArena + 1) + oldActualSize, size - oldActualSize );
mark_block_uninitialized( (char *)(pArena + 1) + size, pArena->unused_bytes );
mark_block_uninitialized( (char *)(pArena + 1) + size, pArena->unused_bytes, flags );
}
else
mark_block_uninitialized( (char *)(pArena + 1) + oldActualSize,
(pArena->size & ARENA_SIZE_MASK) - oldActualSize );
(pArena->size & ARENA_SIZE_MASK) - oldActualSize, flags );
}
/* Return the new arena */