2 * Win32 heap definitions
4 * Copyright 1996 Alexandre Julliard
15 #include "wine/unicode.h"
16 #include "wine/windef16.h" /* for SEGPTR */
18 extern HANDLE SystemHeap
;
20 extern SEGPTR
HEAP_GetSegptr( HANDLE heap
, DWORD flags
, LPCVOID ptr
);
21 extern BOOL
HEAP_CreateSystemHeap(void);
23 /* SEGPTR helper macros */
25 #define SEGPTR_ALLOC(size) \
26 (HeapAlloc( GetProcessHeap(), HEAP_WINE_SEGPTR, (size) ))
27 #define SEGPTR_NEW(type) \
28 ((type *)HeapAlloc( GetProcessHeap(), HEAP_WINE_SEGPTR, sizeof(type) ))
29 #define SEGPTR_STRDUP(str) \
30 (HIWORD(str) ? HEAP_strdupA( GetProcessHeap(), HEAP_WINE_SEGPTR, (str) ) : (LPSTR)(str))
31 #define SEGPTR_STRDUP_WtoA(str) \
32 (HIWORD(str) ? HEAP_strdupWtoA( GetProcessHeap(), HEAP_WINE_SEGPTR, (str) ) : (LPSTR)(str))
33 #define SEGPTR_FREE(ptr) \
34 (HIWORD(ptr) ? HeapFree( GetProcessHeap(), HEAP_WINE_SEGPTR, (ptr) ) : 0)
35 #define SEGPTR_GET(ptr) MapLS(ptr)
39 /* DO NOT USE THEM!! they will go away soon */
41 inline static LPSTR
HEAP_strdupA( HANDLE heap
, DWORD flags
, LPCSTR str
)
43 INT len
= strlen(str
) + 1;
44 LPSTR p
= HeapAlloc( heap
, flags
, len
);
45 if (p
) memcpy( p
, str
, len
);
49 inline static LPWSTR
HEAP_strdupW( HANDLE heap
, DWORD flags
, LPCWSTR str
)
51 INT len
= strlenW(str
) + 1;
52 LPWSTR p
= HeapAlloc( heap
, flags
, len
* sizeof(WCHAR
) );
53 if (p
) memcpy( p
, str
, len
* sizeof(WCHAR
) );
57 inline static LPWSTR
HEAP_strdupAtoW( HANDLE heap
, DWORD flags
, LPCSTR str
)
62 if (!str
) return NULL
;
63 len
= MultiByteToWideChar( CP_ACP
, 0, str
, -1, NULL
, 0 );
64 ret
= HeapAlloc( heap
, flags
, len
* sizeof(WCHAR
) );
65 if (ret
) MultiByteToWideChar( CP_ACP
, 0, str
, -1, ret
, len
);
69 inline static LPSTR
HEAP_strdupWtoA( HANDLE heap
, DWORD flags
, LPCWSTR str
)
74 if (!str
) return NULL
;
75 len
= WideCharToMultiByte( CP_ACP
, 0, str
, -1, NULL
, 0, NULL
, NULL
);
76 ret
= HeapAlloc( heap
, flags
, len
);
77 if(ret
) WideCharToMultiByte( CP_ACP
, 0, str
, -1, ret
, len
, NULL
, NULL
);
81 /* system heap private data */
82 /* you must lock the system heap before using this structure */
85 void *gdi
; /* GDI heap */
86 void *user
; /* USER handle table */
87 void *cursor
; /* cursor information */
88 void *queue
; /* message queues descriptor */
89 void *win
; /* windows descriptor */
90 void *root
; /* X11 root window */
93 extern SYSTEM_HEAP_DESCR
*SystemHeapDescr
;
95 #endif /* __WINE_HEAP_H */