mirror of
https://github.com/ApfelTeeSaft/reactos.git
synced 2026-09-03 04:13:31 +00:00
[KERNEL32]
Implement GetNextVDMCommand. svn path=/branches/ntvdm/; revision=62574
This commit is contained in:
Aleksandar Andrejevic
@@ -1124,16 +1124,293 @@ ExitVDM(BOOL IsWow, ULONG iWowTask)
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}
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}
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/*
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* @unimplemented
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* @implemented
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*/
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DWORD
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BOOL
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WINAPI
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GetNextVDMCommand(PVDM_COMMAND_INFO CommandData)
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{
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STUB;
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return 0;
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NTSTATUS Status;
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BOOL Result = FALSE;
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BASE_API_MESSAGE ApiMessage;
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PBASE_GET_NEXT_VDM_COMMAND GetNextVdmCommand = &ApiMessage.Data.GetNextVDMCommandRequest;
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PBASE_IS_FIRST_VDM IsFirstVdm = &ApiMessage.Data.IsFirstVDMRequest;
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PCSR_CAPTURE_BUFFER CaptureBuffer = NULL;
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ULONG NumStrings = 1;
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if (CommandData != NULL)
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{
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/* Clear the structure */
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ZeroMemory(GetNextVdmCommand, sizeof(GetNextVdmCommand));
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/* Setup the input parameters */
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GetNextVdmCommand->ConsoleHandle = NtCurrentPeb()->ProcessParameters->ConsoleHandle;
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GetNextVdmCommand->CmdLen = CommandData->CmdLen;
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GetNextVdmCommand->AppLen = CommandData->AppLen;
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GetNextVdmCommand->PifLen = CommandData->PifLen;
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GetNextVdmCommand->CurDirectoryLen = CommandData->CurDirectoryLen;
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GetNextVdmCommand->EnvLen = CommandData->EnvLen;
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GetNextVdmCommand->DesktopLen = CommandData->DesktopLen;
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GetNextVdmCommand->TitleLen = CommandData->TitleLen;
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GetNextVdmCommand->ReservedLen = CommandData->ReservedLen;
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/* Count the number of strings */
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if (CommandData->CmdLen) NumStrings++;
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if (CommandData->AppLen) NumStrings++;
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if (CommandData->PifLen) NumStrings++;
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if (CommandData->CurDirectoryLen) NumStrings++;
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if (CommandData->EnvLen) NumStrings++;
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if (CommandData->DesktopLen) NumStrings++;
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if (CommandData->TitleLen) NumStrings++;
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if (CommandData->ReservedLen) NumStrings++;
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/* Allocate the capture buffer */
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CaptureBuffer = CsrAllocateCaptureBuffer(NumStrings,
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GetNextVdmCommand->CmdLen
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+ GetNextVdmCommand->AppLen
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+ GetNextVdmCommand->PifLen
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+ GetNextVdmCommand->CurDirectoryLen
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+ GetNextVdmCommand->EnvLen
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+ GetNextVdmCommand->DesktopLen
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+ GetNextVdmCommand->TitleLen
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+ GetNextVdmCommand->ReservedLen
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+ sizeof(STARTUPINFOA));
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if (CaptureBuffer == NULL)
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{
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BaseSetLastNTError(STATUS_NO_MEMORY);
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goto Cleanup;
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}
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/* Allocate memory for the startup info */
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CsrAllocateMessagePointer(CaptureBuffer,
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sizeof(STARTUPINFOA),
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(PVOID*)&GetNextVdmCommand->StartupInfo);
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if (CommandData->CmdLen)
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{
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/* Allocate memory for the command line */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->CmdLen,
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(PVOID*)&GetNextVdmCommand->CmdLine);
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}
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if (CommandData->AppLen)
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{
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/* Allocate memory for the application name */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->AppLen,
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(PVOID*)&GetNextVdmCommand->AppName);
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}
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if (CommandData->PifLen)
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{
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/* Allocate memory for the PIF file name */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->PifLen,
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(PVOID*)&GetNextVdmCommand->PifFile);
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}
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if (CommandData->CurDirectoryLen)
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{
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/* Allocate memory for the current directory */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->CurDirectoryLen,
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(PVOID*)&GetNextVdmCommand->CurDirectory);
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}
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if (CommandData->EnvLen)
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{
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/* Allocate memory for the environment */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->EnvLen,
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(PVOID*)&GetNextVdmCommand->Env);
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}
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if (CommandData->DesktopLen)
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{
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/* Allocate memory for the desktop name */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->DesktopLen,
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(PVOID*)&GetNextVdmCommand->Desktop);
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}
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if (CommandData->TitleLen)
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{
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/* Allocate memory for the title */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->TitleLen,
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(PVOID*)&GetNextVdmCommand->Title);
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}
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if (CommandData->ReservedLen)
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{
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/* Allocate memory for the reserved parameter */
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CsrAllocateMessagePointer(CaptureBuffer,
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CommandData->ReservedLen,
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(PVOID*)&GetNextVdmCommand->Reserved);
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}
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do
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{
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/* Call 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, BasepGetNextVDMCommand),
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sizeof(BASE_GET_NEXT_VDM_COMMAND));
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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goto Cleanup;
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}
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/* Did we receive an event handle? */
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if (GetNextVdmCommand->WaitObjectForVDM != NULL)
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{
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/* Wait for the event to become signaled and try again */
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Status = NtWaitForSingleObject(GetNextVdmCommand->WaitObjectForVDM,
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FALSE,
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NULL);
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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goto Cleanup;
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}
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}
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}
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while (GetNextVdmCommand->WaitObjectForVDM != NULL);
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/* Write back the standard handles */
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CommandData->StdIn = GetNextVdmCommand->StdIn;
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CommandData->StdOut = GetNextVdmCommand->StdOut;
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CommandData->StdErr = GetNextVdmCommand->StdErr;
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/* Write back the startup info */
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RtlMoveMemory(&CommandData->StartupInfo,
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GetNextVdmCommand->StartupInfo,
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sizeof(STARTUPINFOA));
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if (CommandData->CmdLen)
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{
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/* Write back the command line */
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RtlMoveMemory(CommandData->CmdLine,
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GetNextVdmCommand->CmdLine,
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GetNextVdmCommand->CmdLen);
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/* Set the actual length */
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CommandData->CmdLen = GetNextVdmCommand->CmdLen;
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}
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if (CommandData->AppLen)
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{
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/* Write back the application name */
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RtlMoveMemory(CommandData->AppName,
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GetNextVdmCommand->AppName,
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GetNextVdmCommand->AppLen);
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/* Set the actual length */
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CommandData->AppLen = GetNextVdmCommand->AppLen;
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}
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if (CommandData->PifLen)
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{
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/* Write back the PIF file name */
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RtlMoveMemory(CommandData->PifFile,
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GetNextVdmCommand->PifFile,
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GetNextVdmCommand->PifLen);
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/* Set the actual length */
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CommandData->PifLen = GetNextVdmCommand->PifLen;
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}
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if (CommandData->CurDirectoryLen)
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{
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/* Write back the current directory */
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RtlMoveMemory(CommandData->CurDirectory,
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GetNextVdmCommand->CurDirectory,
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GetNextVdmCommand->CurDirectoryLen);
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/* Set the actual length */
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CommandData->CurDirectoryLen = GetNextVdmCommand->CurDirectoryLen;
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}
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if (CommandData->EnvLen)
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{
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/* Write back the environment */
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RtlMoveMemory(CommandData->Env,
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GetNextVdmCommand->Env,
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GetNextVdmCommand->EnvLen);
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/* Set the actual length */
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CommandData->EnvLen = GetNextVdmCommand->EnvLen;
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}
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if (CommandData->DesktopLen)
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{
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/* Write back the desktop name */
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RtlMoveMemory(CommandData->Desktop,
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GetNextVdmCommand->Desktop,
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GetNextVdmCommand->DesktopLen);
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/* Set the actual length */
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CommandData->DesktopLen = GetNextVdmCommand->DesktopLen;
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}
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if (CommandData->TitleLen)
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{
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/* Write back the title */
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RtlMoveMemory(CommandData->Title,
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GetNextVdmCommand->Title,
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GetNextVdmCommand->TitleLen);
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/* Set the actual length */
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CommandData->TitleLen = GetNextVdmCommand->TitleLen;
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}
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if (CommandData->ReservedLen)
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{
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/* Write back the reserved parameter */
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RtlMoveMemory(CommandData->Reserved,
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GetNextVdmCommand->Reserved,
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GetNextVdmCommand->ReservedLen);
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/* Set the actual length */
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CommandData->ReservedLen = GetNextVdmCommand->ReservedLen;
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}
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/* Write the remaining output parameters */
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CommandData->TaskId = GetNextVdmCommand->iTask;
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CommandData->CreationFlags = GetNextVdmCommand->dwCreationFlags;
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CommandData->CodePage = GetNextVdmCommand->CodePage;
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CommandData->ExitCode = GetNextVdmCommand->ExitCode;
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CommandData->CurrentDrive = GetNextVdmCommand->CurrentDrive;
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CommandData->VDMState = GetNextVdmCommand->VDMState;
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CommandData->ComingFromBat = GetNextVdmCommand->fComingFromBat;
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/* It was successful */
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Result = TRUE;
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}
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else
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{
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/* Call CSRSS */
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Status = CsrClientCallServer((PCSR_API_MESSAGE)&ApiMessage,
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NULL,
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CSR_CREATE_API_NUMBER(BASESRV_SERVERDLL_INDEX, BasepIsFirstVDM),
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sizeof(BASE_IS_FIRST_VDM));
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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goto Cleanup;
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}
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/* Return TRUE if this is the first VDM */
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Result = IsFirstVdm->FirstVDM;
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}
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Cleanup:
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if (CaptureBuffer != NULL) CsrFreeCaptureBuffer(CaptureBuffer);
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return Result;
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}
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@@ -50,7 +50,7 @@ typedef enum _VDM_ENTRY_CODE
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typedef struct
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{
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ULONG TaskId;
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ULONG Unused;
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ULONG CreationFlags;
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ULONG ExitCode;
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ULONG CodePage;
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HANDLE StdIn;
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