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[KERNEL32]
Halfplement BaseCheckVDM. svn path=/branches/ntvdm/; revision=61964
This commit is contained in:
Aleksandar Andrejevic
parent
02acc76770
commit
36226433cb
1 changed files with 348 additions and 3 deletions
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@ -77,9 +77,354 @@ BaseCheckVDM(IN ULONG BinaryType,
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IN LPSTARTUPINFOW StartupInfo,
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IN HANDLE hUserToken OPTIONAL)
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{
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/* This is not supported */
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UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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NTSTATUS Status;
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PBASE_CHECK_VDM CheckVdm = &ApiMessage->Data.CheckVDMRequest;
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PCSR_CAPTURE_BUFFER CaptureBuffer;
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PWCHAR CurrentDir = NULL;
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PWCHAR ShortAppName = NULL;
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PWCHAR ShortCurrentDir = NULL;
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ULONG Length;
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PCHAR AnsiCmdLine = NULL;
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PCHAR AnsiAppName = NULL;
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PCHAR AnsiCurDirectory = NULL;
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PCHAR AnsiDesktop = NULL;
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PCHAR AnsiTitle = NULL;
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PCHAR AnsiReserved = NULL;
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STARTUPINFOA AnsiStartupInfo;
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ULONG NumStrings = 5;
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if (CurrentDirectory == NULL)
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{
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/* Allocate memory for the current directory path */
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Length = GetCurrentDirectoryW(0, NULL);
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CurrentDir = (PWCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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Length * sizeof(WCHAR));
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if (CurrentDir == NULL)
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{
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Status = STATUS_NO_MEMORY;
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goto Cleanup;
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}
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/* Get the current directory */
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GetCurrentDirectoryW(Length, CurrentDir);
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CurrentDirectory = CurrentDir;
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}
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/* Calculate the size of the short application name */
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Length = GetShortPathNameW(ApplicationName, NULL, 0);
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/* Allocate memory for the short application name */
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ShortAppName = (PWCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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Length * sizeof(WCHAR));
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if (!ShortAppName)
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{
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Status = STATUS_NO_MEMORY;
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goto Cleanup;
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}
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/* Get the short application name */
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if (!GetShortPathNameW(ApplicationName, ShortAppName, Length))
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{
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/* Try to determine which error occurred */
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switch (GetLastError())
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{
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case ERROR_NOT_ENOUGH_MEMORY:
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{
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Status = STATUS_NO_MEMORY;
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break;
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}
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case ERROR_INVALID_PARAMETER:
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{
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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default:
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{
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Status = STATUS_OBJECT_PATH_INVALID;
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}
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}
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goto Cleanup;
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}
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/* Calculate the size of the short current directory path */
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Length = GetShortPathNameW(CurrentDirectory, NULL, 0);
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/* Allocate memory for the short current directory path */
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ShortCurrentDir = (PWCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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Length * sizeof(WCHAR));
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if (!ShortCurrentDir)
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{
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Status = STATUS_NO_MEMORY;
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goto Cleanup;
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}
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/* Get the short current directory path */
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if (!GetShortPathNameW(CurrentDirectory, ShortCurrentDir, Length))
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{
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/* Try to determine which error occurred */
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switch (GetLastError())
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{
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case ERROR_NOT_ENOUGH_MEMORY:
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{
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Status = STATUS_NO_MEMORY;
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break;
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}
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case ERROR_INVALID_PARAMETER:
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{
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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default:
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{
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Status = STATUS_OBJECT_PATH_INVALID;
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}
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}
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goto Cleanup;
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}
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/* Setup the input parameters */
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CheckVdm->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
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CheckVdm->BinaryType = BinaryType;
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CheckVdm->CodePage = CP_ACP;
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CheckVdm->dwCreationFlags = CreationFlags;
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CheckVdm->CurDrive = CurrentDirectory[0] - L'A';
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CheckVdm->CmdLen = wcslen(CommandLine) + 1;
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CheckVdm->AppLen = wcslen(ShortAppName) + 1;
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CheckVdm->PifLen = 0; // TODO: PIF file support!
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CheckVdm->CurDirectoryLen = wcslen(ShortCurrentDir) + 1;
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CheckVdm->EnvLen = AnsiEnvironment->Length;
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CheckVdm->DesktopLen = (StartupInfo->lpDesktop != NULL) ? (wcslen(StartupInfo->lpDesktop) + 1) : 0;
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CheckVdm->TitleLen = (StartupInfo->lpTitle != NULL) ? (wcslen(StartupInfo->lpTitle) + 1) : 0;
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CheckVdm->ReservedLen = (StartupInfo->lpReserved != NULL) ? (wcslen(StartupInfo->lpReserved) + 1) : 0;
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if (StartupInfo->dwFlags & STARTF_USESTDHANDLES)
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{
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/* Set the standard handles */
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CheckVdm->StdIn = StartupInfo->hStdInput;
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CheckVdm->StdOut = StartupInfo->hStdOutput;
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CheckVdm->StdErr = StartupInfo->hStdError;
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}
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/* Allocate memory for the ANSI strings */
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AnsiCmdLine = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(), HEAP_ZERO_MEMORY, CheckVdm->CmdLen);
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AnsiAppName = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(), HEAP_ZERO_MEMORY, CheckVdm->AppLen);
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AnsiCurDirectory = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(), HEAP_ZERO_MEMORY, CheckVdm->CurDirectoryLen);
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if (StartupInfo->lpDesktop) AnsiDesktop = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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CheckVdm->DesktopLen);
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if (StartupInfo->lpTitle) AnsiTitle = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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CheckVdm->TitleLen);
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if (StartupInfo->lpReserved) AnsiReserved = (PCHAR)RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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CheckVdm->ReservedLen);
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if (!AnsiCmdLine
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|| !AnsiAppName
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|| !AnsiCurDirectory
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|| (StartupInfo->lpDesktop && !AnsiDesktop)
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|| (StartupInfo->lpTitle && !AnsiTitle)
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|| (StartupInfo->lpReserved && !AnsiReserved))
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{
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Status = STATUS_NO_MEMORY;
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goto Cleanup;
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}
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/* Convert the command line into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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CommandLine,
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CheckVdm->CmdLen,
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AnsiCmdLine,
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CheckVdm->CmdLen,
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NULL,
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NULL);
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/* Convert the short application name into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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ShortAppName,
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CheckVdm->AppLen,
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AnsiAppName,
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CheckVdm->AppLen,
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NULL,
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NULL);
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/* Convert the short current directory path into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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ShortCurrentDir,
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CheckVdm->CurDirectoryLen,
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AnsiCurDirectory,
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CheckVdm->CurDirectoryLen,
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NULL,
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NULL);
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if (StartupInfo->lpDesktop)
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{
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/* Convert the desktop name into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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StartupInfo->lpDesktop,
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CheckVdm->DesktopLen,
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AnsiDesktop,
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CheckVdm->DesktopLen,
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NULL,
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NULL);
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NumStrings++;
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}
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if (StartupInfo->lpTitle)
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{
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/* Convert the title into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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StartupInfo->lpTitle,
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CheckVdm->TitleLen,
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AnsiTitle,
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CheckVdm->TitleLen,
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NULL,
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NULL);
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NumStrings++;
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}
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if (StartupInfo->lpReserved)
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{
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/* Convert the reserved value into an ANSI string */
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WideCharToMultiByte(CP_ACP,
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0,
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StartupInfo->lpReserved,
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CheckVdm->ReservedLen,
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AnsiReserved,
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CheckVdm->ReservedLen,
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NULL,
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NULL);
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NumStrings++;
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}
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/* Fill the ANSI startup info structure */
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RtlCopyMemory(&AnsiStartupInfo, StartupInfo, sizeof(STARTUPINFO));
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AnsiStartupInfo.lpReserved = AnsiReserved;
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AnsiStartupInfo.lpDesktop = AnsiDesktop;
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AnsiStartupInfo.lpTitle = AnsiTitle;
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/* Allocate the capture buffer */
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CaptureBuffer = CsrAllocateCaptureBuffer(NumStrings,
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CheckVdm->CmdLen
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+ CheckVdm->AppLen
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+ CheckVdm->PifLen
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+ CheckVdm->CurDirectoryLen
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+ CheckVdm->DesktopLen
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+ CheckVdm->TitleLen
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+ CheckVdm->ReservedLen
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+ CheckVdm->EnvLen
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+ sizeof(STARTUPINFOA));
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if (CaptureBuffer == NULL)
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{
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Status = STATUS_NO_MEMORY;
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goto Cleanup;
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}
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/* Capture the command line */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiCmdLine,
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CheckVdm->CmdLen,
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(PVOID*)&CheckVdm->CmdLine);
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/* Capture the application name */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiAppName,
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CheckVdm->AppLen,
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(PVOID*)&CheckVdm->AppName);
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CheckVdm->PifFile = NULL; // TODO: PIF file support!
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/* Capture the current directory */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiCurDirectory,
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CheckVdm->CurDirectoryLen,
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(PVOID*)&CheckVdm->CurDirectory);
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/* Capture the environment */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiEnvironment->Buffer,
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CheckVdm->EnvLen,
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(PVOID*)&CheckVdm->Env);
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/* Capture the startup info structure */
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CsrCaptureMessageBuffer(CaptureBuffer,
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&AnsiStartupInfo,
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sizeof(STARTUPINFOA),
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(PVOID*)&CheckVdm->StartupInfo);
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if (StartupInfo->lpDesktop)
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{
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/* Capture the desktop name */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiDesktop,
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CheckVdm->DesktopLen,
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(PVOID*)&CheckVdm->Desktop);
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}
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else CheckVdm->Desktop = NULL;
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if (StartupInfo->lpTitle)
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{
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/* Capture the title */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiTitle,
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CheckVdm->TitleLen,
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(PVOID*)&CheckVdm->Title);
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}
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else CheckVdm->Title = NULL;
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if (StartupInfo->lpReserved)
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{
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/* Capture the reserved parameter */
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CsrCaptureMessageBuffer(CaptureBuffer,
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AnsiReserved,
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CheckVdm->ReservedLen,
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(PVOID*)&CheckVdm->Reserved);
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}
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else CheckVdm->Reserved = NULL;
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/* Send the message to CSRSS */
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Status = CsrClientCallServer((PCSR_API_MESSAGE)ApiMessage,
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CaptureBuffer,
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CSR_CREATE_API_NUMBER(BASESRV_SERVERDLL_INDEX, BasepCheckVDM),
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sizeof(BASE_CHECK_VDM));
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/* Write back the task ID */
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*iTask = CheckVdm->iTask;
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Cleanup:
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/* Free the ANSI strings */
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if (AnsiCmdLine) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiCmdLine);
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if (AnsiAppName) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiAppName);
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if (AnsiCurDirectory) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiCurDirectory);
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if (AnsiDesktop) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiDesktop);
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if (AnsiTitle) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiTitle);
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if (AnsiReserved) RtlFreeHeap(RtlGetProcessHeap(), 0, AnsiReserved);
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/* Free the capture buffer */
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CsrFreeCaptureBuffer(CaptureBuffer);
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/* Free the short paths */
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if (ShortAppName) RtlFreeHeap(RtlGetProcessHeap(), 0, ShortAppName);
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if (ShortCurrentDir) RtlFreeHeap(RtlGetProcessHeap(), 0, ShortCurrentDir);
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/* Free the current directory, if it was allocated here */
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if (CurrentDir) RtlFreeHeap(RtlGetProcessHeap(), 0, CurrentDir);
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return Status;
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}
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BOOL
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