[aandrejevic] 62086: [BASESRV] Implement BaseSrvGetVDMCurDirs. The current directory information is stored in the console record, and it applies to all DOS records within it.

Author: aandrejevic
Date: Sun Feb  9 22:26:13 2014
New Revision: 62086

URL: http://svn.reactos.org/svn/reactos?rev=62086&view=rev
Log:
[BASESRV]
Implement BaseSrvGetVDMCurDirs.
The current directory information is stored in the console record,
and it applies to all DOS records within it.

Modified:
    branches/ntvdm/subsystems/win/basesrv/vdm.c
    branches/ntvdm/subsystems/win/basesrv/vdm.h

Modified: branches/ntvdm/subsystems/win/basesrv/vdm.c
URL: http://svn.reactos.org/svn/reactos/branches/ntvdm/subsystems/win/basesrv/vdm...
==============================================================================
--- branches/ntvdm/subsystems/win/basesrv/vdm.c	[iso-8859-1] (original)
+++ branches/ntvdm/subsystems/win/basesrv/vdm.c	[iso-8859-1] Sun Feb  9 22:26:13 2014
@@ -115,7 +115,7 @@

/* Return the result */
     IsFirstVDMRequest->FirstVDM = FirstVDM;
-    
+
     /* Clear the first VDM flag */
     FirstVDM = FALSE;

@@ -142,8 +142,43 @@

CSR_API(BaseSrvGetVDMCurDirs)
 {
-    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;
+
+    /* Validate the output 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;
+
+    /* Check if the buffer is large enough */
+    if (VDMCurrentDirsRequest->cchCurDirs < ConsoleRecord->CurDirsLength)
+    {
+        Status = STATUS_BUFFER_TOO_SMALL;
+        goto Cleanup;
+    }
+
+    /* Copy the data */
+    RtlMoveMemory(VDMCurrentDirsRequest->lpszzCurDirs,
+                  ConsoleRecord->CurrentDirs,
+                  ConsoleRecord->CurDirsLength);
+
+Cleanup:
+    /* Leave the critical section */
+    RtlLeaveCriticalSection(&DosCriticalSection);
+
+    return Status;
 }

CSR_API(BaseSrvBatNotification)

Modified: branches/ntvdm/subsystems/win/basesrv/vdm.h
URL: http://svn.reactos.org/svn/reactos/branches/ntvdm/subsystems/win/basesrv/vdm...
==============================================================================
--- branches/ntvdm/subsystems/win/basesrv/vdm.h	[iso-8859-1] (original)
+++ branches/ntvdm/subsystems/win/basesrv/vdm.h	[iso-8859-1] Sun Feb  9 22:26:13 2014
@@ -15,6 +15,8 @@
 {
     LIST_ENTRY Entry;
     HANDLE ConsoleHandle;
+    PCHAR CurrentDirs;
+    ULONG CurDirsLength;
     LIST_ENTRY DosListHead;
     // TODO: Structure incomplete!!!
 } VDM_CONSOLE_RECORD, *PVDM_CONSOLE_RECORD;