2 * Win32 heap definitions
4 * Copyright 1996 Alexandre Julliard
12 extern HANDLE SystemHeap
;
13 extern HANDLE SegptrHeap
;
14 extern CRITICAL_SECTION
*HEAP_SystemLock
;
16 extern int HEAP_IsInsideHeap( HANDLE heap
, DWORD flags
, LPCVOID ptr
);
17 extern SEGPTR
HEAP_GetSegptr( HANDLE heap
, DWORD flags
, LPCVOID ptr
);
18 extern LPVOID
HEAP_xalloc( HANDLE heap
, DWORD flags
, DWORD size
);
19 extern LPSTR
HEAP_strdupA( HANDLE heap
, DWORD flags
, LPCSTR str
);
20 extern LPWSTR
HEAP_strdupW( HANDLE heap
, DWORD flags
, LPCWSTR str
);
21 extern LPWSTR
HEAP_strdupAtoW( HANDLE heap
, DWORD flags
, LPCSTR str
);
22 extern LPSTR
HEAP_strdupWtoA( HANDLE heap
, DWORD flags
, LPCWSTR str
);
24 /* SEGPTR helper macros */
26 #define SEGPTR_ALLOC(size) \
27 (HeapAlloc( SegptrHeap, 0, (size) ))
28 #define SEGPTR_NEW(type) \
29 ((type *)HeapAlloc( SegptrHeap, 0, sizeof(type) ))
30 #define SEGPTR_STRDUP(str) \
31 (HIWORD(str) ? HEAP_strdupA( SegptrHeap, 0, (str) ) : (LPSTR)(str))
32 #define SEGPTR_STRDUP_WtoA(str) \
33 (HIWORD(str) ? HEAP_strdupWtoA( SegptrHeap, 0, (str) ) : (LPSTR)(str))
34 /* define an inline function, a macro won't do */
35 static __inline__ SEGPTR WINE_UNUSED
SEGPTR_Get(LPCVOID ptr
) {
36 return (HIWORD(ptr
) ? HEAP_GetSegptr( SegptrHeap
, 0, ptr
) : (SEGPTR
)ptr
);
38 #define SEGPTR_GET(ptr) SEGPTR_Get(ptr)
39 #define SEGPTR_FREE(ptr) \
40 (HIWORD(ptr) ? HeapFree( SegptrHeap, 0, (ptr) ) : 0)
42 /* System heap locking macros */
44 #define SYSTEM_LOCK() (EnterCriticalSection(HEAP_SystemLock))
45 #define SYSTEM_UNLOCK() (LeaveCriticalSection(HEAP_SystemLock))
46 /* Use this one only when you own the lock! */
47 #define SYSTEM_LOCK_COUNT() (HEAP_SystemLock->RecursionCount)
63 DWORD dwCommittedSize
;
64 DWORD dwUnCommittedSize
;
69 } PROCESS_HEAP_ENTRY
, *LPPROCESS_HEAP_ENTRY
;
71 #endif /* __WINE_HEAP_H */