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/******************************Module*Header*******************************\
* Module Name: wowuserp.h * * * * Declarations of USER services provided to WOW. * * * * Created: 03-Mar-1993 * * Author: John Colleran [johnc] * * * * Copyright (c) 1993 Microsoft Corporation * \**************************************************************************/
#pragma pack(1)
typedef struct _NE_MODULE_SEG { USHORT ns_sector; USHORT ns_cbseg; USHORT ns_flags; USHORT ns_minalloc; USHORT ns_handle; } NEMODULESEG; typedef struct _NE_MODULE_SEG UNALIGNED *PNEMODULESEG; #pragma pack()
// Shared WOW32 prototypes called by USER32.
typedef HLOCAL (WINAPI *PFNLALLOC)(UINT dwFlags, UINT dwBytes, HANDLE hInstance); typedef HLOCAL (WINAPI *PFNLREALLOC)(HLOCAL hMem, UINT dwBytes, UINT dwFlags, HANDLE hInstance, PVOID* ppv); typedef LPVOID (WINAPI *PFNLLOCK)(HLOCAL hMem, HANDLE hInstance); typedef BOOL (WINAPI *PFNLUNLOCK)(HLOCAL hMem, HANDLE hInstance); typedef UINT (WINAPI *PFNLSIZE)(HLOCAL hMem, HANDLE hInstance); typedef HLOCAL (WINAPI *PFNLFREE)(HLOCAL hMem, HANDLE hInstance); typedef DWORD (WINAPI *PFNINITDLGCB)(HWND hwndDlg, LONG lParam); typedef WORD (WINAPI *PFN16GALLOC)(UINT flags, DWORD cb); typedef VOID (WINAPI *PFN16GFREE)(WORD h16Mem); typedef DWORD (WINAPI *PFNGETMODFNAME)(HANDLE hModule, LPTSTR lpszPath, DWORD cchPath); typedef VOID (WINAPI *PFNEMPTYCB)(VOID); typedef DWORD (WINAPI *PFNGETEXPWINVER)(HANDLE hModule); typedef HANDLE (WINAPI *PFNFINDA)(HANDLE hModule, LPCSTR lpName, LPCSTR lpType, WORD wLang); typedef HANDLE (WINAPI *PFNFINDW)(HANDLE hModule, LPCWSTR lpName, LPCWSTR lpType, WORD wLang); typedef HANDLE (WINAPI *PFNLOAD)(HANDLE hModule, HANDLE hResInfo); typedef BOOL (WINAPI *PFNFREE)(HANDLE hResData, HANDLE hModule); typedef LPSTR (WINAPI *PFNLOCK)(HANDLE hResData, HANDLE hModule); typedef BOOL (WINAPI *PFNUNLOCK)(HANDLE hResData, HANDLE hModule); typedef DWORD (WINAPI *PFNSIZEOF)(HANDLE hModule, HANDLE hResInfo); typedef DWORD (WINAPI *PFNWOWWNDPROCEX)(HWND hwnd, UINT uMsg, UINT uParam, LONG lParam, DWORD dw, PVOID adwWOW); typedef int (WINAPI *PFNWOWEDITNEXTWORD)(LPSTR lpch, int ichCurrent, int cch, int code, DWORD dwProc16); typedef VOID (WINAPI *PFNWOWSETFAKEDIALOGCLASS)(HWND hwnd); typedef VOID (WINAPI *PFNWOWCBSTOREHANDLE)(WORD wFmt, WORD h16);
// Shared USER32 prototypes called by WOW32
typedef HWND (WINAPI *PFNCSCREATEWINDOWEX)(DWORD dwExStyle, LPCTSTR lpClassName, LPCTSTR lpWindowName, DWORD dwStyle, int X, int Y, int nWidth, int nHeight, HWND hWndParent, HMENU hMenu, HANDLE hInstance, LPVOID lpParam, DWORD Flags, LPDWORD lpWOW); typedef VOID (WINAPI *PFNDIRECTEDYIELD)(DWORD ThreadId); typedef VOID (WINAPI *PFNFREEDDEDATA)(HANDLE hDDE, BOOL fIgnorefRelease, BOOL fFreeTruelyGlobalObjects); typedef LONG (WINAPI *PFNGETCLASSWOWWORDS)(HINSTANCE hInstance, LPCTSTR pString); typedef BOOL (WINAPI *PFNINITTASK)(UINT dwExpWinVer, LPCSTR lpszAppName, DWORD hTaskWow, DWORD dwHotkey, DWORD idTask, DWORD dwX, DWORD dwY, DWORD dwXSize, DWORD dwYSize, WORD wShowWindow); typedef ATOM (WINAPI *PFNREGISTERCLASSWOWA)(PVOID lpWndClass, LPDWORD pdwWOWstuff); typedef BOOL (WINAPI *PFNREGISTERUSERHUNGAPPHANDLERS)(PFNW32ET pfnW32EndTask, HANDLE hEventWowExec); typedef HWND (WINAPI *PFNSERVERCREATEDIALOG)(HANDLE hmod, LPDLGTEMPLATE lpDlgTemplate, DWORD cb, HWND hwndOwner , DLGPROC pfnWndProc, LONG dwInitParam, UINT fFlags); typedef HCURSOR (WINAPI *PFNSERVERLOADCREATECURSORICON)(HANDLE hmod, LPTSTR lpModName, DWORD dwExpWinVer, LPCTSTR lpName, DWORD cb, PVOID pcur, LPTSTR lpType, BOOL fClient); typedef HMENU (WINAPI *PFNSERVERLOADCREATEMENU)(HANDLE hMod, LPTSTR lpName, CONST LPMENUTEMPLATE pmt, DWORD cb, BOOL fCallClient); typedef BOOL (WINAPI *PFNWOWCLEANUP)(HANDLE hInstance, DWORD hTaskWow, PNEMODULESEG SelList, DWORD nSel); typedef HWND (WINAPI *PFNWOWFINDWINDOW)(LPCSTR lpClassName, LPCSTR lpWindowName); typedef int (WINAPI *PFNWOWGETIDFROMDIRECTORY)(PBYTE presbits, UINT rt); typedef HBITMAP (WINAPI *PFNWOWLOADBITMAPA)(HINSTANCE hmod, LPCSTR lpName, LPBYTE pResData, DWORD cbResData); typedef BOOL (WINAPI *PFNWOWWAITFORMSGANDEVENT)(HANDLE hevent); typedef BOOL (WINAPI *PFNYIELDTASK)(VOID); typedef DWORD (WINAPI *PFNGETFULLUSERHANDLE)(WORD wHandle); typedef DWORD (WINAPI *PFNGETMENUINDEX)(HMENU hMenu, HMENU hSubMenu); typedef WORD (WINAPI *PFNWOWGETDEFWINDOWPROCBITS)(PBYTE pDefWindowProcBits, WORD cbDefWindowProcBits); typedef VOID (WINAPI *PFNFILLWINDOW)(HWND hwndParent, HWND hwnd, HDC hdc, HANDLE hBrush);
// other prototypes
typedef BOOL (WINAPI *PFNWOWGLOBALFREEHOOK)(HGLOBAL hMem);
/*
* MEASUREITEMSTRUCT itemWidth tag telling wow the itemData is a flat pointer */ #define MIFLAG_FLAT 0x464C4154
/*
* CallWindowProc Bits */ #define WNDPROC_WOW 0x80000000 // This bit for WOW Window Procs
#define WNDPROC_MASK 0x7fffffff // To mask off wow bit
#define WNDPROC_HANDLE 0xFFFF // HIWORD(x) == 0xFFFF for handle
/*
* CreateWindow flags */ #define CW_FLAGS_ANSI 0x00000001
typedef struct tagAPFNWOWHANDLERSIN { // In'ees - passed from WOW32 to USER32 and called by USER32
PFNLALLOC pfnLocalAlloc; PFNLREALLOC pfnLocalReAlloc; PFNLLOCK pfnLocalLock; PFNLUNLOCK pfnLocalUnlock; PFNLSIZE pfnLocalSize; PFNLFREE pfnLocalFree; PFNGETEXPWINVER pfnGetExpWinVer; PFNINITDLGCB pfnInitDlgCb; PFN16GALLOC pfn16GlobalAlloc; PFN16GFREE pfn16GlobalFree; PFNEMPTYCB pfnEmptyCB; PFNFINDA pfnFindResourceEx; PFNLOAD pfnLoadResource; PFNFREE pfnFreeResource; PFNLOCK pfnLockResource; PFNUNLOCK pfnUnlockResource; PFNSIZEOF pfnSizeofResource; PFNWOWWNDPROCEX pfnWowWndProcEx; PFNWOWEDITNEXTWORD pfnWowEditNextWord; PFNWOWSETFAKEDIALOGCLASS pfnWowSetFakeDialogClass; PFNWOWCBSTOREHANDLE pfnWowCBStoreHandle; } PFNWOWHANDLERSIN, * APFNWOWHANDLERSIN;
typedef struct tagAPFNWOWHANDLERSOUT { // Out'ees - passed from USER32 to WOW32 and called/used by WOW32
DWORD dwBldInfo; PFNCSCREATEWINDOWEX pfnCsCreateWindowEx; PFNDIRECTEDYIELD pfnDirectedYield; PFNFREEDDEDATA pfnFreeDDEData; PFNGETCLASSWOWWORDS pfnGetClassWOWWords; PFNINITTASK pfnInitTask; PFNREGISTERCLASSWOWA pfnRegisterClassWOWA; PFNREGISTERUSERHUNGAPPHANDLERS pfnRegisterUserHungAppHandlers; PFNSERVERCREATEDIALOG pfnServerCreateDialog; PFNSERVERLOADCREATECURSORICON pfnServerLoadCreateCursorIcon; PFNSERVERLOADCREATEMENU pfnServerLoadCreateMenu; PFNWOWCLEANUP pfnWOWCleanup; PFNWOWFINDWINDOW pfnWOWFindWindow; PFNWOWGETIDFROMDIRECTORY pfnWOWGetIdFromDirectory; PFNWOWLOADBITMAPA pfnWOWLoadBitmapA; PFNWOWWAITFORMSGANDEVENT pfnWowWaitForMsgAndEvent; PFNYIELDTASK pfnYieldTask; PFNGETFULLUSERHANDLE pfnGetFullUserHandle; PFNGETMENUINDEX pfnGetMenuIndex; PFNWOWGETDEFWINDOWPROCBITS pfnWowGetDefWindowProcBits; PFNFILLWINDOW pfnFillWindow; } PFNWOWHANDLERSOUT, * APFNWOWHANDLERSOUT;
//
// The WW structure is embedded at the end of USER's WND structure.
// However, WOW and USER use different names to access the WW
// fields. So this structure is defined as a union of two structures,
// WHICH MUST HAVE THE SAME SIZE, just different field names.
//
// Make sure that WND_CNT_WOWDWORDS matches the number of DWORDs
// used by the WOW only fields.
//
// FindPWW(hwnd) returns a read-only pointer to this structure for
// a given window. To change elements of this structure, use
// SETWW (== SetWindowLong) with the appropriate GWL_WOW* offset
// defined below.
//
#define WND_CNT_WOWDWORDS 0x3
//
// When including this from USER, VPWNDPROC is undefined
//
#ifndef _WALIAS_
typedef DWORD VPWNDPROC; #endif
typedef struct _WW { /* ww */ union { struct { /* WOW declaration */ //
// wow fields
//
WORD iClass; // WOW class index
WORD flState; // state of the alias
VPWNDPROC vpfnWndProc; // associated 16-bit function address
VPWNDPROC vpfnDlgProc; // 16-bit dialog function
//
// WOW/USER fields.
// note that we don't change these fields using
// SETWW() and SetWL as we do the fields above.
//
DWORD dwUserSrvState; // UserSrv calls this state.
DWORD dwUserSrvState2; DWORD dwExStyle; DWORD dwStyle; // UserSrv calls this style.
HANDLE hInstance; // UserSrv calls this hModule.
};
struct { /* USER declaration */ /*
* These DWORDs are used by WOW only. */ DWORD adwWOW[WND_CNT_WOWDWORDS]; /*
* * WOW/USER fields * NOTE: The order and size of the following 4 fields is assumed * by the SetWF, ClrWF, TestWF, MaskWF macros. * */ DWORD state; // State flags
DWORD state2; //
DWORD ExStyle; // Extended Style
DWORD style; // Style flags
HANDLE hModule; // Handle to module instance data (32-bit).
}; };
} WW, *PWW, **PPWW;
DWORD UserRegisterWowHandlers(APFNWOWHANDLERSIN apfnWowIn, APFNWOWHANDLERSOUT apfnWowOut); VOID WINAPI RegisterWowBaseHandlers(PFNWOWGLOBALFREEHOOK pfn);
BOOL InitTask( UINT dwExpWinVer, LPCSTR lpszAppName, DWORD hTaskWow, DWORD dwHotkey, DWORD idTask, DWORD dwX, DWORD dwY, DWORD dwXSize, DWORD dwYSize, WORD wShowWindow);
BOOL YieldTask(VOID);
#define DY_OLDYIELD ((DWORD)-1)
VOID DirectedYield(DWORD ThreadId); DWORD UserGetInt16State(void);
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