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1360 lines
37 KiB
1360 lines
37 KiB
/****************************** Module Header ******************************\
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* Module Name: wowexec.c
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*
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* Copyright (c) 1991, Microsoft Corporation
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*
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* WOWEXEC - 16 Bit Server Task - Does Exec Calls on Behalf of 32 bit CreateProcess
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*
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*
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* History:
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* 05-21-91 MattFe Ported to Windows
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* mar-20-92 MattFe Added Error Message Boxes (from win 3.1 progman)
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* apr-1-92 mattfe added commandline exec and switch to path (from win 3.1 progman)
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* jun-1-92 mattfe changed wowgetnextvdmcommand
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* 12-Nov-93 DaveHart Multiple WOW support and remove captive
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* GetNextVDMCommand thread from WOW32.
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* 16-Nov-93 DaveHart Reduce data segment size.
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\***************************************************************************/
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#include "wowexec.h"
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#include "wowinfo.h"
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#include "shellapi.h"
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#ifndef PULONG
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#define PULONG
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#endif
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#include "vint.h"
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#include "dde.h"
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/*
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* External Prototypes
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*/
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extern WORD FAR PASCAL WOWQueryDebug( void );
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extern WORD FAR PASCAL WowWaitForMsgAndEvent( HWND);
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extern void FAR PASCAL WowMsgBox(LPSTR szMsg, LPSTR szTitle, DWORD dwOptionalStyle);
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extern DWORD FAR PASCAL WowPartyByNumber(DWORD dw, LPSTR psz);
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extern DWORD FAR PASCAL WowKillTask(WORD htask);
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HWND FaxInit(HINSTANCE hInst);
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/*
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* Global Variables
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*/
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HANDLE hAppInstance;
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HWND ghwndMain = NULL;
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HWND ghwndEdit = NULL;
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char szOOMExitTitle[32+1];
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char szOOMExitMsg[64+1];
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char szAppTitleBuffer[32];
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LPSTR lpszAppTitle = szAppTitleBuffer;
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char szWindowsDirectory[MAXITEMPATHLEN+1];
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char szOriginalDirectory[MAXITEMPATHLEN+1];
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BOOL gfSharedWOW = FALSE;
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WORD gwFirstCmdShow;
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/*
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* Forward declarations.
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*/
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BOOL InitializeApp(LPSTR lpszCommandLine);
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LONG FAR PASCAL WndProc(HWND hwnd, WORD message, WORD wParam, LONG lParam);
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WORD NEAR PASCAL ExecProgram(PWOWINFO pWowInfo);
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BOOL NEAR PASCAL ExecApplication(PWOWINFO pWowInfo);
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void NEAR PASCAL MyMessageBox(WORD idTitle, WORD idMessage, LPSTR psz);
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PSTR FAR PASCAL GetFilenameFromPath( PSTR szPath );
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void NEAR PASCAL GetPathInfo ( PSTR szPath, PSTR *pszFileName, PSTR *pszExt, WORD *pich, BOOL *pfUnc);
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BOOL NEAR PASCAL StartRequestedApp(VOID);
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#ifdef DEBUG
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BOOL FAR PASCAL PartyDialogProc(HWND hDlg, WORD msg, WORD wParam, LONG lParam);
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#endif
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#ifndef DBCS
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#define AnsiNext(x) ((x)+1)
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#define AnsiPrev(y,x) ((x)-1)
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#define IsDBCSLeadByte(x) (FALSE)
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#endif
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typedef struct PARAMETERBLOCK {
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WORD wEnvSeg;
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LPSTR lpCmdLine;
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LPVOID lpCmdShow;
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DWORD dwReserved;
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} PARAMETERBLOCK, *PPARAMETERBLOCK;
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typedef struct CMDSHOW {
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WORD two;
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WORD nCmdShow;
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} CMDSHOW, *PCMDSHOW;
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#define CCHMAX 256+13 // MAX_PATH plus 8.3 plus NULL
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#define ERROR_ERROR 0
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#define ERROR_FILENOTFOUND 2
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#define ERROR_PATHNOTFOUND 3
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#define ERROR_MANYOPEN 4
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#define ERROR_DYNLINKSHARE 5
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#define ERROR_LIBTASKDATA 6
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#define ERROR_MEMORY 8
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#define ERROR_VERSION 10
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#define ERROR_BADEXE 11
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#define ERROR_OTHEREXE 12
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#define ERROR_DOS4EXE 13
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#define ERROR_UNKNOWNEXE 14
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#define ERROR_RMEXE 15
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#define ERROR_MULTDATAINST 16
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#define ERROR_PMODEONLY 18
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#define ERROR_COMPRESSED 19
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#define ERROR_DYNLINKBAD 20
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#define ERROR_WIN32 21
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/* FindPrevInstanceProc -
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* A silly little enumproc to find any window (EnumWindows) which has a
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* matching EXE file path. The desired match EXE pathname is pointed to
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* by the lParam. The found window's handle is stored in the
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* first word of this buffer.
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*/
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BOOL CALLBACK FindPrevInstanceProc(HWND hWnd, LPSTR lpszParam)
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{
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char szT[260];
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HANDLE hInstance;
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// Filter out invisible and disabled windows
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//
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if (!IsWindowEnabled(hWnd) || !IsWindowVisible(hWnd))
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return TRUE;
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hInstance = GetWindowWord(hWnd, GWW_HINSTANCE);
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GetModuleFileName(hInstance, szT, sizeof (szT)-1);
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// Make sure that the hWnd belongs to the current VDM process
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//
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// GetWindowTask returns the wowexec htask16 if the window belongs
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// to a different process - thus we filter out windows in
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// 'separate VDM' processes.
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// - nanduri
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if (lstrcmpi(szT, lpszParam) == 0 &&
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GetWindowTask(hWnd) != GetWindowTask(ghwndMain)) {
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*(LPHANDLE)lpszParam = hWnd;
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return FALSE;
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}
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else {
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return TRUE;
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}
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}
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HWND near pascal FindPopupFromExe(LPSTR lpExe)
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{
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HWND hwnd = (HWND)0;
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BOOL b;
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b = EnumWindows(FindPrevInstanceProc, (LONG)(LPSTR)lpExe);
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if (!b && (hwnd = *(LPHANDLE)(LPSTR)lpExe)) {
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// Find a "main" window that is the ancestor of a given window
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//
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HWND hwndT;
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// First go up the parent chain to find the popup window. Then go
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// up the owner chain to find the main window
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//
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while (hwndT = GetParent(hwnd))
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hwnd = hwndT;
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while (hwndT = GetWindow(hwnd, GW_OWNER))
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hwnd = hwndT;
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}
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return hwnd;
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}
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WORD ActivatePrevInstance(LPSTR lpszPath)
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{
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HWND hwnd;
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HINSTANCE ret = IDS_MULTIPLEDSMSG;
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if (hwnd = FindPopupFromExe(lpszPath)) {
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if (IsIconic(hwnd)) {
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ShowWindow(hwnd,SW_SHOWNORMAL);
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}
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else {
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HWND hwndT = GetLastActivePopup(hwnd);
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BringWindowToTop(hwnd);
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if (hwndT && hwnd != hwndT)
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BringWindowToTop(hwndT);
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}
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ret = 0;
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}
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return (ret);
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}
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/*--------------------------------------------------------------------------*/
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/* */
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/* ExecProgram() - */
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/* */
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/* Taken from Win 3.1 Progman -maf */
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/*--------------------------------------------------------------------------*/
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/* Returns 0 for success. Otherwise returns a IDS_ string code. */
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WORD NEAR PASCAL ExecProgram(PWOWINFO pWowInfo)
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{
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WORD ret;
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PARAMETERBLOCK ParmBlock;
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CMDSHOW CmdShow;
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char CmdLine[CCHMAX];
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ret = 0;
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// Don't mess with the mouse state; unless we're on a mouseless system.
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if (!GetSystemMetrics(SM_MOUSEPRESENT))
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ShowCursor(TRUE);
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//
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// prepare the dos style cmd line (counted pascal string)
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// pWowInfo->lpCmdLine contains the command tail (excluding argv[0])
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//
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CmdLine[0] = lstrlen(pWowInfo->lpCmdLine) - 2;
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lstrcpy( &CmdLine[1], pWowInfo->lpCmdLine);
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// We have a WOWINFO structure, then use it to pass the correct environment
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ParmBlock.wEnvSeg = HIWORD(pWowInfo->lpEnv);
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ParmBlock.lpCmdLine = CmdLine;
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ParmBlock.lpCmdShow = &CmdShow;
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CmdShow.two = 2;
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CmdShow.nCmdShow = pWowInfo->wShowWindow;
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ParmBlock.dwReserved = NULL;
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ret = LoadModule(pWowInfo->lpAppName,(LPVOID)&ParmBlock) ;
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switch (ret)
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{
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case ERROR_ERROR:
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case ERROR_MEMORY:
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ret = IDS_NOMEMORYMSG;
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break;
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case ERROR_FILENOTFOUND:
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ret = IDS_FILENOTFOUNDMSG;
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break;
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case ERROR_PATHNOTFOUND:
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ret = IDS_BADPATHMSG;
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break;
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case ERROR_MANYOPEN:
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ret = IDS_MANYOPENFILESMSG;
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break;
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case ERROR_DYNLINKSHARE:
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ret = IDS_ACCESSDENIED;
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break;
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case ERROR_VERSION:
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ret = IDS_NEWWINDOWSMSG;
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break;
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case ERROR_RMEXE:
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/* KERNEL has already put up a messagebox for this one. */
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ret = 0;
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break;
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case ERROR_MULTDATAINST:
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ret = ActivatePrevInstance(pWowInfo->lpAppName);
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break;
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case ERROR_COMPRESSED:
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ret = IDS_COMPRESSEDEXE;
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break;
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case ERROR_DYNLINKBAD:
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ret = IDS_INVALIDDLL;
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break;
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case SE_ERR_SHARE:
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ret = IDS_SHAREERROR;
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break;
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case ERROR_WIN32:
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ret = IDS_CANTLOADWIN32DLL;
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break;
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//
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// We shouldn't get any of the following errors,
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// so the strings have been removed from the resource
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// file. That's why there's the OutputDebugString
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// on checked builds only.
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//
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#ifdef DEBUG
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case ERROR_OTHEREXE:
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case ERROR_PMODEONLY:
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case SE_ERR_ASSOCINCOMPLETE:
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case SE_ERR_DDETIMEOUT:
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case SE_ERR_DDEFAIL:
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case SE_ERR_DDEBUSY:
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case SE_ERR_NOASSOC:
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{
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char szTmp[64];
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wsprintf(szTmp, "WOWEXEC: Unexpected error %d executing app, fix that code!\n", (int)ret);
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OutputDebugString(szTmp);
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}
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//
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// fall through to default case, so the execution
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// is the same as on the free build.
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//
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#endif
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default:
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if (ret < 32)
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goto EPExit;
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ret = 0;
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}
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EPExit:
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if (!GetSystemMetrics(SM_MOUSEPRESENT)) {
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/*
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* We want to turn the mouse off here on mouseless systems, but
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* the mouse will already have been turned off by USER if the
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* app has GP'd so make sure everything's kosher.
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*/
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if (ShowCursor(FALSE) != -1)
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ShowCursor(TRUE);
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}
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return(ret);
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}
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/***************************************************************************\
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* ExecApplication
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*
|
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* Code Taken From Win 3.1 ExecItem()
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*
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\***************************************************************************/
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#define TDB_PDB_OFFSET 0x60
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#define PDB_ENV_OFFSET 0x2C
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BOOL NEAR PASCAL ExecApplication(PWOWINFO pWowInfo)
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{
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WORD ret;
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LPSTR szEnv;
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LPSTR szEnd;
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BYTE bDrive;
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WORD wSegEnvSave;
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HANDLE hTask;
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LPSTR lpTask;
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HANDLE hPDB;
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LPSTR lpPDB;
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HANDLE hNewEnv;
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|
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int nLength;
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int nNewEnvLength;
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LPSTR lpstrEnv;
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LPSTR lpstr;
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LPSTR lpOriginalEnv;
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BOOL bBlanks;
|
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LPSTR szEnvTmp;
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|
|
|
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if (!pWowInfo) {
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return FALSE;
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}
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|
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//
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// Seup the environment from WOWINFO record from getvdmcommand
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//
|
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|
|
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// Figure out who we are (so we can edit our PDB/PSP)
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|
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hTask = GetCurrentTask();
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lpTask = GlobalLock( hTask );
|
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if ( lpTask == NULL ) {
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ret = IDS_NOMEMORYMSG;
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goto punt;
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}
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hPDB = *((LPWORD)(lpTask + TDB_PDB_OFFSET));
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lpPDB = GlobalLock( hPDB );
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|
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// Save our environment block
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wSegEnvSave = *((LPWORD)(lpPDB + PDB_ENV_OFFSET));
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|
|
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// Now determine the length of the original env
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lpOriginalEnv = (LPSTR)MAKELONG(0,wSegEnvSave);
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do {
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nLength = lstrlen(lpOriginalEnv);
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lpOriginalEnv += nLength + 1;
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} while ( nLength != 0 );
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lpOriginalEnv += 2; // Skip over magic word, see comment below
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|
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nNewEnvLength = 4 + lstrlen(lpOriginalEnv); // See magic comments below!
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|
|
// WOW Apps cannot deal with an invalid TEMP=c:\bugusdir directory
|
|
// Usually on Win 3.1 the TEMP= is checked in ldboot.asm check_temp
|
|
// routine. However on NT since we get a new environment with each
|
|
// WOW app it means that we have to check it here. If it is not
|
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// valid then it is edited in the environment.
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// - mattfe june 11 93
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szEnv = pWowInfo->lpEnv;
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szEnd = szEnv + pWowInfo->EnvSize;
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szEnd--;
|
|
|
|
while ( szEnv < szEnd ) {
|
|
|
|
nLength = lstrlen(szEnv) + 1;
|
|
|
|
if ( (*szEnv == 'T') &&
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(*(szEnv+1) == 'E') &&
|
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(*(szEnv+2) == 'M') &&
|
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(*(szEnv+3) == 'P') &&
|
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(*(szEnv+4) == '=') ) {
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|
|
|
// Try to set the current directory to the TEMP= dir
|
|
// If it fails then nuke the TEMP= part of the environment
|
|
// in the same way check_TEMP does in ldboot.asm
|
|
// We also scan for blanks, just like check_TEMP
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|
|
|
bBlanks = FALSE;
|
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szEnvTmp = szEnv+5;
|
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while (*szEnvTmp != 0) {
|
|
if (*szEnvTmp == ' ') {
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bBlanks = TRUE;
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break;
|
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}
|
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szEnvTmp++;
|
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}
|
|
|
|
if (bBlanks || (SetCurrentDirectory(szEnv+5) )) {
|
|
while (*szEnv != 0) {
|
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*szEnv = 'x';
|
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szEnv++;
|
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}
|
|
}
|
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break;
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}
|
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szEnv += nLength;
|
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}
|
|
|
|
// WOW Apps only have a Single Current Directory
|
|
// Find =d:=D:\path where d is the active drive letter
|
|
// Note that the drive info doesn have to be at the start
|
|
// of the environment.
|
|
|
|
bDrive = pWowInfo->CurDrive + 'A';
|
|
szEnv = pWowInfo->lpEnv;
|
|
szEnd = szEnv + pWowInfo->EnvSize;
|
|
szEnd--;
|
|
|
|
while ( szEnv < szEnd ) {
|
|
|
|
nLength = lstrlen(szEnv) + 1;
|
|
if ( *szEnv == '=' ) {
|
|
if ( (bDrive == (*(szEnv+1) & 0xdf)) &&
|
|
(*(szEnv+2) == ':') && (*(szEnv+3) == '=') ) {
|
|
SetCurrentDirectory(szEnv+4);
|
|
}
|
|
} else {
|
|
nNewEnvLength += nLength;
|
|
}
|
|
szEnv += nLength;
|
|
}
|
|
|
|
// Now allocate and make a personal copy of the Env
|
|
|
|
hNewEnv = GlobalAlloc( GMEM_MOVEABLE, (DWORD)nNewEnvLength );
|
|
if ( hNewEnv == NULL ) {
|
|
ret = IDS_NOMEMORYMSG;
|
|
goto punt;
|
|
}
|
|
lpstrEnv = GlobalLock( hNewEnv );
|
|
if ( lpstrEnv == NULL ) {
|
|
GlobalFree( hNewEnv );
|
|
ret = IDS_NOMEMORYMSG;
|
|
goto punt;
|
|
}
|
|
|
|
// Copy only the non-current directory env variables
|
|
|
|
szEnv = pWowInfo->lpEnv;
|
|
lpstr = lpstrEnv;
|
|
|
|
while ( szEnv < szEnd ) {
|
|
nLength = lstrlen(szEnv) + 1;
|
|
|
|
// Copy everything except the drive letters
|
|
|
|
if ( *szEnv != '=' ) {
|
|
lstrcpy( lpstr, szEnv );
|
|
lpstr += nLength;
|
|
}
|
|
szEnv += nLength;
|
|
}
|
|
*lpstr++ = '\0'; // Extra '\0' on the end
|
|
|
|
// Magic environment goop!
|
|
//
|
|
// Windows only supports the passing of environment information
|
|
// using the LoadModule API. The WinExec API just causes
|
|
// the application to inherit the current DOS PDB's environment.
|
|
//
|
|
// Also, the environment block has a little gotcha at the end. Just
|
|
// after the double-nuls there is a magic WORD value 0x0001 (DOS 3.0
|
|
// and later). After the value is a nul terminated string indicating
|
|
// the applications executable file name (including PATH).
|
|
//
|
|
// We copy the value from WOWEXEC's original environment because
|
|
// that is what WinExec appears to do.
|
|
//
|
|
// -BobDay
|
|
|
|
*lpstr++ = '\1';
|
|
*lpstr++ = '\0'; // Magic 0x0001 from DOS
|
|
|
|
lstrcpy( lpstr, lpOriginalEnv ); // More Magic (see comment above)
|
|
|
|
// Temporarily update our environment block
|
|
|
|
*((LPWORD)(lpPDB + PDB_ENV_OFFSET)) = (WORD)hNewEnv | 1;
|
|
|
|
pWowInfo->lpEnv = lpstrEnv;
|
|
|
|
|
|
//
|
|
// Set our current drive & directory as requested.
|
|
//
|
|
|
|
SetCurrentDirectory(pWowInfo->lpCurDir);
|
|
|
|
ret = ExecProgram(pWowInfo);
|
|
|
|
// Restore our environment block
|
|
|
|
*((LPWORD)(lpPDB + PDB_ENV_OFFSET)) = wSegEnvSave;
|
|
|
|
GlobalUnlock( hPDB );
|
|
GlobalUnlock( hTask );
|
|
GlobalUnlock( hNewEnv );
|
|
GlobalFree( hNewEnv );
|
|
|
|
|
|
punt:
|
|
|
|
// Change back to the Windows Directory
|
|
// So that if we are execing from a NET Drive its
|
|
// Not kept Active
|
|
|
|
SetCurrentDirectory(szWindowsDirectory);
|
|
|
|
// Check for errors.
|
|
if (ret) {
|
|
MyMessageBox(IDS_EXECERRTITLE, ret, pWowInfo->lpAppName);
|
|
}
|
|
|
|
// Always call this when we are done try to start an app.
|
|
// It will do nothing if we were successful in starting an
|
|
// app, otherwise if we were unsucessful it will signal that
|
|
// the app has completed.
|
|
WowFailedExec();
|
|
|
|
return(ret);
|
|
}
|
|
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
/* */
|
|
/* MyMessageBox() - */
|
|
/* Taken From Win 3.1 Progman - maf */
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
void NEAR PASCAL MyMessageBox(WORD idTitle, WORD idMessage, LPSTR psz)
|
|
{
|
|
char szTitle[MAXTITLELEN+1];
|
|
char szMessage[MAXMESSAGELEN+1];
|
|
char szTempField[MAXMESSAGELEN+1];
|
|
|
|
|
|
if (!LoadString(hAppInstance, idTitle, szTitle, sizeof(szTitle)))
|
|
goto MessageBoxOOM;
|
|
|
|
if (idMessage > IDS_LAST)
|
|
{
|
|
if (!LoadString(hAppInstance, IDS_UNKNOWNMSG, szTempField, sizeof(szTempField)))
|
|
goto MessageBoxOOM;
|
|
wsprintf(szMessage, szTempField, idMessage);
|
|
}
|
|
else
|
|
{
|
|
if (!LoadString(hAppInstance, idMessage, szTempField, sizeof(szTempField)))
|
|
goto MessageBoxOOM;
|
|
|
|
if (psz)
|
|
wsprintf(szMessage, szTempField, (LPSTR)psz);
|
|
else
|
|
lstrcpy(szMessage, szTempField);
|
|
}
|
|
|
|
WowMsgBox(szMessage, szTitle, MB_ICONEXCLAMATION);
|
|
return;
|
|
|
|
|
|
MessageBoxOOM:
|
|
WowMsgBox(szOOMExitMsg, szOOMExitTitle, MB_ICONHAND);
|
|
|
|
return ;
|
|
}
|
|
|
|
|
|
|
|
/***************************************************************************\
|
|
* main
|
|
*
|
|
*
|
|
* History:
|
|
* 04-13-91 ScottLu Created - from 32 bit exec app
|
|
* 21-mar-92 mattfe significant alterations for WOW
|
|
\***************************************************************************/
|
|
|
|
int PASCAL WinMain(HANDLE hInstance,
|
|
HANDLE hPrevInstance, LPSTR lpszCmdLine, int iCmd)
|
|
|
|
{
|
|
int i;
|
|
MSG msg;
|
|
LPSTR pch,pch1;
|
|
WORD ret;
|
|
WOWINFO wowinfo;
|
|
char aszWOWDEB[CCHMAX];
|
|
LPSTR pchWOWDEB;
|
|
HANDLE hMMDriver;
|
|
|
|
|
|
char szBuffer[150];
|
|
BOOL bFinished;
|
|
int iStart;
|
|
int iEnd;
|
|
|
|
|
|
hAppInstance = hInstance ;
|
|
|
|
// Only Want One WOWExec
|
|
if (hPrevInstance != NULL) {
|
|
return(FALSE);
|
|
}
|
|
|
|
if (!InitializeApp(lpszCmdLine)) {
|
|
OutputDebugString("WOWEXEC: InitializeApp failure!\n");
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Look for a drivers= line in the [boot] section of SYSTEM.INI
|
|
* If present it is the 16 bit MultiMedia interface, so load it
|
|
*/
|
|
|
|
#ifdef OLD_MMSYSTEM_LOAD
|
|
if (GetPrivateProfileString((LPSTR)"boot", (LPSTR)"drivers",(LPSTR)"", aszMMDriver, sizeof(aszMMDriver), (LPSTR)"SYSTEM.INI")) {
|
|
/*
|
|
* We have now discovered an app that rewrites the "drivers" entry with
|
|
* multiple drivers - so the existing load method fails. As a temporary fix
|
|
* while we decide what the "proper" fix is I will always load MMSYSTEM and
|
|
* ONLY MMSYSTEM.
|
|
*
|
|
* aszMMDriver[sizeof(aszMMDriver)-1] = '\0';
|
|
* hMMDriver = LoadLibrary((LPSTR)aszMMDriver);
|
|
* #ifdef DEBUG
|
|
* if (hMMDriver < 32) {
|
|
* OutputDebugString("WOWEXEC: Load of MultiMedia driver failed\n");
|
|
* }
|
|
* #endif
|
|
*/
|
|
LoadLibrary("MMSYSTEM.DLL");
|
|
}
|
|
#else
|
|
/* Load DDL's from DRIVERS section in system.ini
|
|
*/
|
|
GetPrivateProfileString( (LPSTR)"boot", /* [Boot] section */
|
|
(LPSTR)"drivers", /* Drivers= */
|
|
(LPSTR)"", /* Default if no match */
|
|
szBuffer, /* Return buffer */
|
|
sizeof(szBuffer),
|
|
(LPSTR)"system.ini" );
|
|
|
|
if (!*szBuffer) {
|
|
goto Done;
|
|
}
|
|
|
|
bFinished = FALSE;
|
|
iStart = 0;
|
|
|
|
while (!bFinished) {
|
|
iEnd = iStart;
|
|
|
|
while (szBuffer[iEnd] && (szBuffer[iEnd] != ' ') &&
|
|
(szBuffer[iEnd] != ',')) {
|
|
iEnd++;
|
|
}
|
|
|
|
if (szBuffer[iEnd] == NULL) {
|
|
bFinished = TRUE;
|
|
}
|
|
else {
|
|
szBuffer[iEnd] = NULL;
|
|
}
|
|
|
|
/* Load and enable the driver.
|
|
*/
|
|
OpenDriver( &(szBuffer[iStart]), NULL, NULL );
|
|
iStart = iEnd + 1;
|
|
}
|
|
|
|
Done:
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Look for a debug= line in the [boot] section of SYSTEM.INI
|
|
* If present it is the 16 bit MultiMedia interface, so load it
|
|
*/
|
|
|
|
if ( WOWQueryDebug() & 0x0001 ) {
|
|
pchWOWDEB = "WOWDEB.EXE";
|
|
} else {
|
|
pchWOWDEB = "";
|
|
}
|
|
|
|
GetPrivateProfileString((LPSTR)"boot", (LPSTR)"debug",pchWOWDEB, aszWOWDEB, sizeof(aszWOWDEB), (LPSTR)"SYSTEM.INI");
|
|
aszWOWDEB[sizeof(aszWOWDEB)-1] = '\0';
|
|
|
|
if ( lstrlen(pchWOWDEB) != 0 ) {
|
|
WinExec((LPSTR)aszWOWDEB,SW_SHOW);
|
|
}
|
|
|
|
#if 0
|
|
/* Preload winspool.exe. Apps will keep loading and freeing it
|
|
* which is slow. We might as well load it now so the reference
|
|
* count is 1 so it will never be loaded or freed
|
|
*/
|
|
//
|
|
// Disabled load of winspool.exe to save 8k. Size vs. speed,
|
|
// which one do we care about? Right now, size!
|
|
//
|
|
LoadLibrary("WINSPOOL.EXE");
|
|
#endif
|
|
|
|
// Always load SHELL.DLL, FileMaker Pro and Lotus Install require it.
|
|
|
|
LoadLibrary("SHELL.DLL");
|
|
|
|
//
|
|
// Start any apps pending in basesrv queue
|
|
//
|
|
|
|
while (StartRequestedApp() && gfSharedWOW) {
|
|
/* null stmt */ ;
|
|
}
|
|
|
|
|
|
while (1) {
|
|
if (!WowWaitForMsgAndEvent(ghwndMain) &&
|
|
PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) &&
|
|
msg.message != WM_WOWEXECHEARTBEAT )
|
|
{
|
|
if (msg.message != WM_QUIT) {
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
/***************************************************************************\
|
|
* InitializeApp
|
|
*
|
|
* History:
|
|
* 04-13-91 ScottLu Created.
|
|
\***************************************************************************/
|
|
|
|
BOOL InitializeApp(LPSTR lpszCommandLine)
|
|
{
|
|
WNDCLASS wc;
|
|
int cyExecStart, cxExecStart;
|
|
USHORT TitleLen, cbCopy;
|
|
HWND hwndFax;
|
|
|
|
|
|
// Remove Real Mode Segment Address
|
|
|
|
wc.style = 0;
|
|
wc.lpfnWndProc = WndProc;
|
|
wc.cbClsExtra = 0;
|
|
wc.cbWndExtra = 0;
|
|
wc.hInstance = hAppInstance;
|
|
wc.hIcon = LoadIcon(hAppInstance, MAKEINTRESOURCE(ID_WOWEXEC_ICON));
|
|
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
|
|
wc.hbrBackground = GetStockObject(WHITE_BRUSH);
|
|
wc.lpszClassName = "WOWExecClass";
|
|
#ifdef DEBUG
|
|
wc.lpszMenuName = "MainMenu";
|
|
#else
|
|
wc.lpszMenuName = NULL;
|
|
#endif
|
|
|
|
if (!RegisterClass(&wc)) {
|
|
OutputDebugString("WOWEXEC: RegisterClass failed\n");
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Guess size for now.
|
|
*/
|
|
cyExecStart = GetSystemMetrics(SM_CYMENU) * 6;
|
|
cxExecStart = GetSystemMetrics(SM_CXSCREEN) / 2;
|
|
|
|
/* Load these strings now. If we need them later, we won't be able to load
|
|
* them at that time.
|
|
*/
|
|
LoadString(hAppInstance, IDS_OOMEXITTITLE, szOOMExitTitle, sizeof(szOOMExitTitle));
|
|
LoadString(hAppInstance, IDS_OOMEXITMSG, szOOMExitMsg, sizeof(szOOMExitMsg));
|
|
LoadString(hAppInstance, IDS_APPTITLE, szAppTitleBuffer, sizeof(szAppTitleBuffer));
|
|
|
|
ghwndMain = CreateWindow("WOWExecClass", lpszAppTitle,
|
|
WS_OVERLAPPED | WS_CAPTION | WS_BORDER | WS_THICKFRAME |
|
|
WS_MAXIMIZEBOX | WS_MINIMIZEBOX | WS_CLIPCHILDREN |
|
|
WS_SYSMENU,
|
|
30, 30, cxExecStart, cyExecStart,
|
|
NULL, NULL, hAppInstance, NULL);
|
|
|
|
if (ghwndMain == NULL ) {
|
|
#ifdef DEBUG
|
|
OutputDebugString("WOWEXEC: ghwndMain Null\n");
|
|
#endif
|
|
return FALSE;
|
|
}
|
|
|
|
hwndFax = FaxInit(hAppInstance);
|
|
|
|
//
|
|
// Give our window handle to BaseSrv, which will post WM_WOWEXECSTARTAPP
|
|
// messages when we have commands to pick up. The return value tells
|
|
// us if we are the shared WOW VDM or not (a seperate WOW VDM).
|
|
// We also pick up the ShowWindow parameter (SW_SHOW, SW_MINIMIZED, etc)
|
|
// for the first WOW app here. Subsequent ones we get from BaseSrv.
|
|
//
|
|
|
|
//
|
|
// gwFirstCmdShow is no longer used, and is available.
|
|
//
|
|
|
|
gfSharedWOW = WOWRegisterShellWindowHandle(ghwndMain,
|
|
&gwFirstCmdShow,
|
|
hwndFax
|
|
);
|
|
|
|
|
|
|
|
//
|
|
// If this isn't the shared WOW, tell the kernel to exit when the
|
|
// last app (except WowExec) exits.
|
|
//
|
|
|
|
if (!gfSharedWOW) {
|
|
WowSetExitOnLastApp(TRUE);
|
|
}
|
|
|
|
/* Remember the original directory. */
|
|
GetCurrentDirectory(NULL, szOriginalDirectory);
|
|
GetWindowsDirectory(szWindowsDirectory, MAXITEMPATHLEN+1);
|
|
|
|
#ifdef DEBUG
|
|
|
|
ShowWindow(ghwndMain, SW_MINIMIZE);
|
|
|
|
//
|
|
// If this is the shared WOW, change the app title string to
|
|
// reflect this and change the window title.
|
|
//
|
|
|
|
if (gfSharedWOW) {
|
|
|
|
LoadString(hAppInstance, IDS_SHAREDAPPTITLE, szAppTitleBuffer, sizeof(szAppTitleBuffer));
|
|
|
|
}
|
|
|
|
SetWindowText(ghwndMain, lpszAppTitle);
|
|
UpdateWindow(ghwndMain);
|
|
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***************************************************************************\
|
|
* WndProc
|
|
*
|
|
* History:
|
|
* 04-07-91 DarrinM Created.
|
|
\***************************************************************************/
|
|
|
|
LONG FAR PASCAL WndProc(
|
|
HWND hwnd,
|
|
WORD message,
|
|
WORD wParam,
|
|
LONG lParam)
|
|
{
|
|
char chbuf[50];
|
|
HICON hIcon;
|
|
|
|
switch (message) {
|
|
case WM_CREATE:
|
|
break;
|
|
|
|
case WM_DESTROY:
|
|
// ignore since wowexec must stay around
|
|
return 0;
|
|
|
|
#ifdef DEBUG
|
|
case WM_COMMAND:
|
|
switch (LOWORD(wParam)) {
|
|
case MM_ABOUT:
|
|
LoadString(hAppInstance, errTitle, (LPSTR)chbuf, sizeof(chbuf));
|
|
hIcon = LoadIcon(hAppInstance, MAKEINTRESOURCE(ID_WOWEXEC_ICON));
|
|
ShellAbout(ghwndMain, (LPSTR)chbuf, (LPSTR)lpszAppTitle, hIcon);
|
|
break;
|
|
|
|
case MM_BREAK:
|
|
_asm int 3
|
|
break;
|
|
|
|
case MM_FAULT:
|
|
_asm mov cs:0,ax
|
|
break;
|
|
|
|
case MM_EXIT:
|
|
ExitKernelThunk(0);
|
|
break;
|
|
|
|
case MM_WATSON:
|
|
WinExec("drwatson", SW_MINIMIZE );
|
|
break;
|
|
|
|
case MM_PARTY:
|
|
{
|
|
FARPROC lpPartyDialogProc;
|
|
|
|
lpPartyDialogProc = MakeProcInstance(PartyDialogProc, hAppInstance);
|
|
|
|
DialogBox(hAppInstance, MAKEINTRESOURCE(ID_PARTY_DIALOG),
|
|
hwnd, lpPartyDialogProc);
|
|
|
|
FreeProcInstance(lpPartyDialogProc);
|
|
}
|
|
break;
|
|
|
|
}
|
|
break;
|
|
#endif
|
|
|
|
case WM_WOWEXECSTARTAPP: // WM_USER+0
|
|
|
|
#ifdef DEBUG
|
|
OutputDebugString("WOWEXEC - got WM_WOWEXECSTARTAPP\n");
|
|
#endif
|
|
|
|
//
|
|
// Either BaseSrv or Wow32 asked us to go looking for
|
|
// commands to run.
|
|
//
|
|
|
|
if (!gfSharedWOW) {
|
|
|
|
//
|
|
// We shouldn't get this message unless we are the shared
|
|
// WOW VDM!
|
|
//
|
|
|
|
#ifdef DEBUG
|
|
OutputDebugString("WOWEXEC - separate WOW VDM got WM_WOWEXECSTARTAPP!\n");
|
|
_asm int 3;
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Start requested apps until there are no more to start.
|
|
// This handles the case where several Win16 apps are launched
|
|
// in a row, before BaseSrv has the window handle for WowExec.
|
|
//
|
|
|
|
while (StartRequestedApp()) {
|
|
/* Null stmt */ ;
|
|
}
|
|
break;
|
|
|
|
#define WM_WOWEXEC_START_TASK (WM_USER+2)
|
|
case WM_WOWEXEC_START_TASK:
|
|
{
|
|
char sz[512];
|
|
|
|
sz[ GlobalGetAtomName(wParam, sz, sizeof sz) ] = 0;
|
|
GlobalDeleteAtom(wParam);
|
|
WinExec(sz, (WORD)lParam);
|
|
}
|
|
|
|
case WM_WOWEXECHEARTBEAT:
|
|
// Probably will never get here...
|
|
break;
|
|
|
|
case WM_TIMECHANGE:
|
|
*((DWORD *)(((DWORD)40 << 16) | FIXED_NTVDMSTATE_REL40))
|
|
|= VDM_TIMECHANGE;
|
|
break;
|
|
|
|
case WM_DDE_INITIATE:
|
|
{
|
|
// In win31, the Program Manager WindowProc calls peekmessage to filterout
|
|
// otherwindowcreated and otherwindowdestroyed messages (which are atoms in win31)
|
|
// whenever it receives WM_DDE_INITIATE message.
|
|
//
|
|
// This has a side effect - basically when peekmessage is called the app ie program
|
|
// manager effectively yields allowing scheduling of other apps.
|
|
//
|
|
// So we do the side effect thing (simulate win31 behaviour) -
|
|
//
|
|
// The bug: 20221, rumba as/400 can't connect the firsttime to sna server.
|
|
// Scenario: Rumbawsf execs snasrv and blocks on yield, snasrv execs wnap and blocks
|
|
// on yield. Eventually wnap yields and rumbawsf is scheduled which
|
|
// broadcasts a ddeinitiate message. When WOWEXEC receives this message
|
|
// it will peek for nonexistent msg, which allows snasrv to get scheduled
|
|
|
|
MSG msg;
|
|
while (PeekMessage(&msg, NULL, 0xFFFF, 0xFFFF, PM_REMOVE))
|
|
DispatchMessage(&msg);
|
|
}
|
|
break;
|
|
|
|
|
|
|
|
case WM_CLOSE:
|
|
#ifdef DEBUG
|
|
ExitKernelThunk(0);
|
|
#else
|
|
// ignore since wowexec must stay around
|
|
return 0;
|
|
#endif // ! DEBUG
|
|
|
|
|
|
default:
|
|
return DefWindowProc(hwnd, message, wParam, lParam);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
BOOL FAR PASCAL PartyDialogProc(HWND hDlg, WORD msg, WORD wParam, LONG lParam)
|
|
{
|
|
#ifdef DEBUG
|
|
BOOL f;
|
|
DWORD dw;
|
|
char szBuf[255];
|
|
|
|
switch (msg) {
|
|
|
|
case WM_INITDIALOG:
|
|
SendDlgItemMessage(hDlg, IDD_PARTY_NUMBER, EM_LIMITTEXT, 5, 0L);
|
|
SendDlgItemMessage(hDlg, IDD_PARTY_STRING, EM_LIMITTEXT, sizeof(szBuf)-1, 0L);
|
|
break;
|
|
|
|
case WM_COMMAND:
|
|
switch (wParam) {
|
|
|
|
case 0xdab /* IDCANCEL */:
|
|
EndDialog(hDlg, FALSE);
|
|
break;
|
|
|
|
case 0xdad /* IDOK */:
|
|
dw = GetDlgItemInt(hDlg, IDD_PARTY_NUMBER, &f, FALSE);
|
|
GetDlgItemText(hDlg, IDD_PARTY_STRING, szBuf, sizeof(szBuf));
|
|
WowPartyByNumber(dw, szBuf);
|
|
EndDialog(hDlg, TRUE);
|
|
break;
|
|
|
|
default:
|
|
return FALSE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// Misc File Routines - taken from progman (pmdlg.c) mattfe apr-1 92
|
|
|
|
//-------------------------------------------------------------------------
|
|
PSTR FAR PASCAL GetFilenameFromPath
|
|
// Given a full path returns a ptr to the filename bit. Unless it's a UNC style
|
|
// path in which case
|
|
(
|
|
PSTR szPath
|
|
)
|
|
{
|
|
DWORD dummy;
|
|
PSTR pFileName;
|
|
BOOL fUNC;
|
|
|
|
|
|
GetPathInfo(szPath, &pFileName, (PSTR*) &dummy, (WORD*) &dummy,
|
|
&fUNC);
|
|
|
|
// If it's a UNC then the 'filename' part is the whole thing.
|
|
if (fUNC)
|
|
pFileName = szPath;
|
|
|
|
return pFileName;
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------------
|
|
void NEAR PASCAL GetPathInfo
|
|
// Get pointers and an index to specific bits of a path.
|
|
// Stops scaning at first space.
|
|
(
|
|
// Uses:
|
|
PSTR szPath, // The path.
|
|
|
|
// Returns:
|
|
PSTR *pszFileName, // The start of the filename in the path.
|
|
PSTR *pszExt, // Extension part of path (starting with the dot).
|
|
WORD *pich, // Index (in DBCS characters) of filename part starting at 0.
|
|
BOOL *pfUnc // Contents set to true if it's a UNC style path.
|
|
)
|
|
{
|
|
char *pch; // Temp variable.
|
|
WORD ich = 0; // Temp.
|
|
|
|
*pszExt = NULL; // If no extension, return NULL.
|
|
*pszFileName = szPath; // If no seperate filename component, return path.
|
|
*pich = 0;
|
|
*pfUnc = FALSE; // Default to not UNC style.
|
|
|
|
// Check for UNC style paths.
|
|
if (*szPath == '\\' && *(szPath+1) == '\\')
|
|
*pfUnc = TRUE;
|
|
|
|
// Search forward to find the last backslash or colon in the path.
|
|
// While we're at it, look for the last dot.
|
|
for (pch = szPath; *pch; pch = AnsiNext(pch))
|
|
{
|
|
if (*pch == ' ')
|
|
{
|
|
// Found a space - stop here.
|
|
break;
|
|
}
|
|
if (*pch == '\\' || *pch == ':')
|
|
{
|
|
// Found it, record ptr to it and it's index.
|
|
*pszFileName = pch+1;
|
|
*pich = ich+1;
|
|
}
|
|
if (*pch == '.')
|
|
{
|
|
// Found a dot.
|
|
*pszExt = pch;
|
|
}
|
|
ich++;
|
|
}
|
|
|
|
// Check that the last dot is part of the last filename.
|
|
if (*pszExt < *pszFileName)
|
|
*pszExt = NULL;
|
|
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// StartRequestedApp
|
|
// Calls WIN32 Base GetNextVDMCommand
|
|
// and then starts the application
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#define LargeEnvSize() 0x1000 // Size of a large env
|
|
|
|
BOOL NEAR PASCAL StartRequestedApp(VOID)
|
|
{
|
|
char achCmdLine[CCHMAX];
|
|
char achAppName[CCHMAX];
|
|
#ifdef DEBUG
|
|
char achAppNamePlusCmdLine[sizeof(achCmdLine) + sizeof(achAppName)];
|
|
int iGetNextVdmCmdLoops = 0;
|
|
#endif
|
|
char achCurDir[CCHMAX];
|
|
WOWINFO wowinfo;
|
|
BOOL b;
|
|
HANDLE hmemEnvironment;
|
|
USHORT usEnvSize;
|
|
|
|
achCmdLine[0] = '\0';
|
|
achAppName[0] = '\0';
|
|
|
|
// We start by assuming that the app will have an environment that will
|
|
// be less than a large environment size. If not then
|
|
// WowGetNextVdmCommand will fail and we will try again with the
|
|
// enviroment size needed for the app as returned from the failed
|
|
// WowGetNextVdmCommand call. If we detect that WowGetNextVdmCommand fails
|
|
// but that we have plenty of environment space then we know another
|
|
// problem has occured and we give up.
|
|
|
|
// We don't worry about wasting memory since the environment will be
|
|
// merged into another buffer and this buffer will be freed below.
|
|
|
|
wowinfo.EnvSize = LargeEnvSize();
|
|
hmemEnvironment = NULL;
|
|
|
|
do {
|
|
if (hmemEnvironment != NULL) {
|
|
GlobalUnlock(hmemEnvironment);
|
|
GlobalFree(hmemEnvironment);
|
|
}
|
|
|
|
// We need to allocate twice the space specified so that international
|
|
// character set conversions can be successful.
|
|
hmemEnvironment = GlobalAlloc(GMEM_MOVEABLE, 2*wowinfo.EnvSize);
|
|
if (hmemEnvironment == NULL) {
|
|
#ifdef DEBUG
|
|
OutputDebugString("WOWEXEC - failed to allocate Environment Memory\n");
|
|
#endif
|
|
MyMessageBox(IDS_EXECERRTITLE, IDS_NOMEMORYMSG, NULL);
|
|
return FALSE;
|
|
}
|
|
|
|
wowinfo.lpEnv = GlobalLock(hmemEnvironment);
|
|
#ifdef DEBUG
|
|
if (wowinfo.lpEnv == NULL) {
|
|
OutputDebugString("WOWEXEC ASSERT - GlobalLock failed, fix this!\n");
|
|
_asm { int 3 };
|
|
}
|
|
|
|
if (2*wowinfo.EnvSize > GlobalSize(hmemEnvironment)) {
|
|
OutputDebugString("WOWEXEC ASSERT - alloced memory too small, fix this!\n");
|
|
_asm { int 3 };
|
|
}
|
|
#endif
|
|
wowinfo.lpCmdLine = achCmdLine;
|
|
wowinfo.CmdLineSize = CCHMAX;
|
|
wowinfo.lpAppName = achAppName;
|
|
wowinfo.AppNameSize = CCHMAX;
|
|
wowinfo.CurDrive = 0;
|
|
wowinfo.lpCurDir = achCurDir;
|
|
wowinfo.CurDirSize = sizeof(achCurDir);
|
|
wowinfo.iTask = 0;
|
|
|
|
usEnvSize = wowinfo.EnvSize;
|
|
|
|
#ifdef DEBUG
|
|
if (++iGetNextVdmCmdLoops == 4) {
|
|
OutputDebugString("WOWEXEC ASSERT - Too many calls to GetNextVdmCommand\n");
|
|
_asm { int 3 };
|
|
}
|
|
#endif
|
|
} while (! (b = WowGetNextVdmCommand(&wowinfo)) &&
|
|
(wowinfo.EnvSize > usEnvSize));
|
|
|
|
if ( ! b ) {
|
|
#ifdef DEBUG
|
|
OutputDebugString("WOWEXEC - GetNextVdmCommand failed.\n");
|
|
#endif
|
|
MyMessageBox(IDS_EXECERRTITLE, IDS_NOMEMORYMSG, achCmdLine);
|
|
GlobalUnlock( hmemEnvironment );
|
|
GlobalFree( hmemEnvironment );
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// If CmdLineSize == 0, no more commands (wowexec was the command)
|
|
// see WK32WowGetNextVdm
|
|
//
|
|
if (! wowinfo.CmdLineSize) {
|
|
GlobalUnlock( hmemEnvironment );
|
|
GlobalFree( hmemEnvironment );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
#ifdef DEBUG
|
|
lstrcpy(achAppNamePlusCmdLine, achAppName);
|
|
lstrcat(achAppNamePlusCmdLine, ":");
|
|
lstrcat(achAppNamePlusCmdLine, achCmdLine);
|
|
// Chop off trailing CRLF from command tail.
|
|
achAppNamePlusCmdLine[ lstrlen(achAppNamePlusCmdLine) - 2 ] = '\0';
|
|
|
|
OutputDebugString("WOWEXEC: CommandLine = <");
|
|
OutputDebugString(achAppNamePlusCmdLine);
|
|
OutputDebugString(">\n");
|
|
|
|
SetWindowText(ghwndMain, achAppNamePlusCmdLine);
|
|
UpdateWindow(ghwndMain);
|
|
#endif
|
|
|
|
ExecApplication(&wowinfo);
|
|
|
|
#ifdef DEBUG
|
|
|
|
if ( ! gfSharedWOW ) {
|
|
|
|
//
|
|
// If this is a separate WOW, we have just executed the one and only
|
|
// app we're going to spawn. Change our window title to
|
|
// Command Line - WOWExec so that it's easy to see which WOW this
|
|
// window is associated with. No need to worry about freeing
|
|
// this memory, since when we go away the VDM goes away and
|
|
// vice-versa.
|
|
//
|
|
|
|
lpszAppTitle = GlobalLock(
|
|
GlobalAlloc(GMEM_FIXED,
|
|
lstrlen(achAppNamePlusCmdLine) +
|
|
3 + // for " - "
|
|
lstrlen(szAppTitleBuffer) +
|
|
1 // for null terminator
|
|
));
|
|
|
|
lstrcpy(lpszAppTitle, achAppNamePlusCmdLine);
|
|
lstrcat(lpszAppTitle, " - ");
|
|
lstrcat(lpszAppTitle, szAppTitleBuffer);
|
|
}
|
|
|
|
|
|
SetWindowText(ghwndMain, lpszAppTitle);
|
|
UpdateWindow(ghwndMain);
|
|
#endif
|
|
|
|
GlobalUnlock(hmemEnvironment);
|
|
GlobalFree(hmemEnvironment);
|
|
|
|
return TRUE; // We ran an app.
|
|
}
|
|
|
|
|