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