59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/*
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* Win32 heap definitions
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*
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* Copyright 1996 Alexandre Julliard
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*/
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#ifndef __WINE_HEAP_H
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#define __WINE_HEAP_H
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#include "config.h"
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#include "winbase.h"
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#include "wine/windef16.h" /* for SEGPTR */
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extern HANDLE SystemHeap;
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extern HANDLE SegptrHeap;
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extern int HEAP_IsInsideHeap( HANDLE heap, DWORD flags, LPCVOID ptr );
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extern SEGPTR HEAP_GetSegptr( HANDLE heap, DWORD flags, LPCVOID ptr );
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extern LPSTR HEAP_strdupA( HANDLE heap, DWORD flags, LPCSTR str );
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extern LPWSTR HEAP_strdupW( HANDLE heap, DWORD flags, LPCWSTR str );
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extern LPWSTR HEAP_strdupAtoW( HANDLE heap, DWORD flags, LPCSTR str );
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extern LPSTR HEAP_strdupWtoA( HANDLE heap, DWORD flags, LPCWSTR str );
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extern BOOL HEAP_CreateSystemHeap(void);
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/* SEGPTR helper macros */
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#define SEGPTR_ALLOC(size) \
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(HeapAlloc( SegptrHeap, 0, (size) ))
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#define SEGPTR_NEW(type) \
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((type *)HeapAlloc( SegptrHeap, 0, sizeof(type) ))
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#define SEGPTR_STRDUP(str) \
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(HIWORD(str) ? HEAP_strdupA( SegptrHeap, 0, (str) ) : (LPSTR)(str))
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#define SEGPTR_STRDUP_WtoA(str) \
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(HIWORD(str) ? HEAP_strdupWtoA( SegptrHeap, 0, (str) ) : (LPSTR)(str))
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/* define an inline function, a macro won't do */
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static inline SEGPTR WINE_UNUSED SEGPTR_Get(LPCVOID ptr) {
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return (HIWORD(ptr) ? HEAP_GetSegptr( SegptrHeap, 0, ptr ) : (SEGPTR)ptr);
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}
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#define SEGPTR_GET(ptr) SEGPTR_Get(ptr)
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#define SEGPTR_FREE(ptr) \
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(HIWORD(ptr) ? HeapFree( SegptrHeap, 0, (ptr) ) : 0)
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/* system heap private data */
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/* you must lock the system heap before using this structure */
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typedef struct
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{
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void *gdi; /* GDI heap */
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void *user; /* USER handle table */
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void *cursor; /* cursor information */
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void *queue; /* message queues descriptor */
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void *win; /* windows descriptor */
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void *root; /* X11 root window */
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} SYSTEM_HEAP_DESCR;
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extern SYSTEM_HEAP_DESCR *SystemHeapDescr;
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#endif /* __WINE_HEAP_H */
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