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[BASESRV]

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Implement BaseSrvSetVDMCurDirs.


svn path=/branches/ntvdm/; revision=62091
This commit is contained in:
Aleksandar Andrejevic 2014-02-10 00:37:06 +00:00
parent d0176d9ee8
commit 158d2645a5
1 changed files with 58 additions and 2 deletions
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60
subsystems/win/basesrv/vdm.c
View file

@ -136,8 +136,64 @@ CSR_API(BaseSrvSetReenterCount)
CSR_API(BaseSrvSetVDMCurDirs)
{
DPRINT1("%s not yet implemented\n", __FUNCTION__);
return STATUS_NOT_IMPLEMENTED;
NTSTATUS Status;
PBASE_GETSET_VDM_CURDIRS VDMCurrentDirsRequest = &((PBASE_API_MESSAGE)ApiMessage)->Data.VDMCurrentDirsRequest;
PVDM_CONSOLE_RECORD ConsoleRecord;
PCHAR Buffer = NULL;
/* Validate the input buffer */
if (!CsrValidateMessageBuffer(ApiMessage,
(PVOID*)&VDMCurrentDirsRequest->lpszzCurDirs,
VDMCurrentDirsRequest->cchCurDirs,
sizeof(*VDMCurrentDirsRequest->lpszzCurDirs)))
{
return STATUS_INVALID_PARAMETER;
}
/* Enter the critical section */
RtlEnterCriticalSection(&DosCriticalSection);
/* Find the console record */
Status = BaseSrvGetConsoleRecord(VDMCurrentDirsRequest->ConsoleHandle, &ConsoleRecord);
if (!NT_SUCCESS(Status)) goto Cleanup;
if (ConsoleRecord->CurrentDirs == NULL)
{
/* Allocate memory for the current directory information */
Buffer = RtlAllocateHeap(BaseSrvHeap,
HEAP_ZERO_MEMORY,
VDMCurrentDirsRequest->cchCurDirs);
}
else
{
/* Resize the amount of allocated memory */
Buffer = RtlReAllocateHeap(BaseSrvHeap,
HEAP_ZERO_MEMORY,
ConsoleRecord->CurrentDirs,
VDMCurrentDirsRequest->cchCurDirs);
}
if (Buffer == NULL)
{
/* Allocation failed */
Status = STATUS_NO_MEMORY;
goto Cleanup;
}
/* Update the console record */
ConsoleRecord->CurrentDirs = Buffer;
ConsoleRecord->CurDirsLength = VDMCurrentDirsRequest->cchCurDirs;
/* Copy the data */
RtlMoveMemory(ConsoleRecord->CurrentDirs,
VDMCurrentDirsRequest->lpszzCurDirs,
VDMCurrentDirsRequest->cchCurDirs);
Cleanup:
/* Leave the critical section */
RtlLeaveCriticalSection(&DosCriticalSection);
return Status;
}
CSR_API(BaseSrvGetVDMCurDirs)