reactos/dll/win32/user32/include/user32.h

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS System Libraries
   4  * FILE:            lib/user32/include/user32.h
   5  * PURPOSE:         Win32 User Library
   6  * PROGRAMMER:      Alex Ionescu (alex@relsoft.net)
   7  */
   8
   9 /* INCLUDES ******************************************************************/
  10
  11 /* C Headers */
  12 #include <assert.h>
  13 #include <stdio.h>
  14 #include <math.h>
  15
  16 /* SDK/NDK Headers */
  17 #define _USER32_
  18 #define OEMRESOURCE
  19 #define NTOS_MODE_USER
  20 #define WIN32_NO_STATUS
  21 #include <windows.h>
  22 #include <winuser.h>
  23 #include <windowsx.h>
  24 #include <winnls32.h>
  25 #include <ndk/ntndk.h>
  26 #include <ddk/ntstatus.h>
  27
  28 /* CSRSS Headers */
  29 #include <csrss/csrss.h>
  30
  31 /* Public Win32K Headers */
  32 #include <win32k/ntusrtyp.h>
  33 #include <win32k/ntuser.h>
  34 #include <win32k/callback.h>
  35
  36 /* WINE Headers */
  37 #include <wine/unicode.h>
  38
  39 /* Internal User32 Headers */
  40 #include "user32p.h"
  41
  42 #include <libs/pseh/pseh.h>
  43 #include <libs/pseh/framebased.h>
  44
  45 /* FIXME: Use ntgdi.h then cleanup... */
  46 HGDIOBJ STDCALL  NtGdiSelectObject(HDC  hDC, HGDIOBJ  hGDIObj);
  47 BOOL STDCALL NtGdiPatBlt(HDC hdcDst, INT x, INT y, INT cx, INT cy, DWORD rop4);
  48 LONG STDCALL GdiGetCharDimensions(HDC, LPTEXTMETRICW, LONG *);
  49 BOOL FASTCALL IsMetaFile(HDC);
  50
  51 extern PW32PROCESSINFO g_pi;
  52 extern PW32PROCESSINFO g_kpi;
  53
  54 static __inline PVOID
  55 SharedPtrToUser(PVOID Ptr)
  56 {
  57     ASSERT(Ptr != NULL);
  58     ASSERT(g_pi != NULL);
  59     ASSERT(g_pi->UserHeapDelta != 0);
  60     return (PVOID)((ULONG_PTR)Ptr - g_pi->UserHeapDelta);
  61 }
  62
  63 static __inline PVOID
  64 DesktopPtrToUser(PVOID Ptr)
  65 {
  66     PW32THREADINFO ti = GetW32ThreadInfo();
  67     ASSERT(Ptr != NULL);
  68     ASSERT(ti != NULL);
  69     if ((ULONG_PTR)Ptr >= (ULONG_PTR)ti->DesktopHeapBase &&
  70         (ULONG_PTR)Ptr < (ULONG_PTR)ti->DesktopHeapBase + ti->DesktopHeapLimit)
  71     {
  72         return (PVOID)((ULONG_PTR)Ptr - ti->DesktopHeapDelta);
  73     }
  74     else
  75     {
  76         /* NOTE: This is slow as it requires a call to win32k. This should only be
  77                  neccessary if a thread wants to access an object on a different
  78                  desktop */
  79         return NtUserGetDesktopMapping(Ptr);
  80     }
  81 }
  82
  83 static __inline PVOID
  84 SharedPtrToKernel(PVOID Ptr)
  85 {
  86     ASSERT(Ptr != NULL);
  87     ASSERT(g_pi != NULL);
  88     ASSERT(g_pi->UserHeapDelta != 0);
  89     return (PVOID)((ULONG_PTR)Ptr + g_pi->UserHeapDelta);
  90 }
  91
  92 static __inline BOOL
  93 IsThreadHooked(PW32THREADINFO ti)
  94 {
  95     return ti->Hooks != 0;
  96 }
  97
  98 static __inline PDESKTOP
  99 GetThreadDesktopInfo(VOID)
 100 {
 101     PW32THREADINFO ti;
 102     PDESKTOP di = NULL;
 103
 104     ti = GetW32ThreadInfo();
 105     if (ti != NULL)
 106         di = DesktopPtrToUser(ti->Desktop);
 107
 108     return di;
 109 }
 110
 111 PCALLPROC FASTCALL ValidateCallProc(HANDLE hCallProc);
 112 PWINDOW FASTCALL ValidateHwnd(HWND hwnd);
 113 PWINDOW FASTCALL ValidateHwndOrDesk(HWND hwnd);
 114 PWINDOW FASTCALL GetThreadDesktopWnd(VOID);
 115 PVOID FASTCALL ValidateHandleNoErr(HANDLE handle, UINT uType);
 116 PWINDOW FASTCALL ValidateHwndNoErr(HWND hwnd);