[aandrejevic] 67749: [NTVDM] Implement those IOCTLs (0x06 and 0x07) for files too, not just devices.

Author: aandrejevic
Date: Fri May 15 22:29:07 2015
New Revision: 67749

URL: http://svn.reactos.org/svn/reactos?rev=67749&view=rev
Log:
[NTVDM]
Implement those IOCTLs (0x06 and 0x07) for files too, not just devices.


Modified:
    trunk/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/dosfiles.c

Modified: trunk/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/dosfiles.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/mvdm/ntvdm/dos/…
==============================================================================
--- trunk/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/dosfiles.c	[iso-8859-1] (original)
+++ trunk/reactos/subsystems/mvdm/ntvdm/dos/dos32krnl/dosfiles.c	[iso-8859-1] Fri May 15
22:29:07 2015
@@ -939,21 +939,36 @@
         /* Get Input Status */
         case 0x06:
         {
-            if (Node == NULL)
-            {
-                Sda->LastErrorCode = ERROR_INVALID_FUNCTION;
-                return FALSE;
-            }
-
-            if (Node->InputStatusRoutine &&
Node->InputStatusRoutine(Node))
-            {
-                /* Set the length to 0xFF to mark that it's ready */
-                *Length = 0xFF;
+            /* Check if this is a file or a device */
+            if (Node)
+            {
+                /* Device*/
+
+                if (Node->InputStatusRoutine &&
Node->InputStatusRoutine(Node))
+                {
+                    /* Set the length to 0xFF to mark that it's ready */
+                    *Length = 0xFF;
+                }
+                else
+                {
+                    /* Not ready */
+                    *Length = 0;
+                }
             }
             else
             {
-                /* Not ready */
-                *Length = 0;
+                /* File */
+
+                if (Descriptor->Position < Descriptor->Size)
+                {
+                    /* Set the length to 0xFF to mark that it's ready */
+                    *Length = 0xFF;
+                }
+                else
+                {
+                    /* Not ready */
+                    *Length = 0;
+                } 
             }
 
             return TRUE;
@@ -962,21 +977,26 @@
         /* Get Output Status */
         case 0x07:
         {
-            if (Node == NULL)
-            {
-                Sda->LastErrorCode = ERROR_INVALID_FUNCTION;
-                return FALSE;
-            }
-
-            if (Node->OutputStatusRoutine &&
Node->OutputStatusRoutine(Node))
-            {
-                /* Set the length to 0xFF to mark that it's ready */
+            /* Check if this is a file or a device */
+            if (Node)
+            {
+                /* Device*/
+
+                if (Node->OutputStatusRoutine &&
Node->OutputStatusRoutine(Node))
+                {
+                    /* Set the length to 0xFF to mark that it's ready */
+                    *Length = 0xFF;
+                }
+                else
+                {
+                    /* Not ready */
+                    *Length = 0;
+                }
+            }
+            else
+            {
+                /* Files are always ready for output */
                 *Length = 0xFF;
-            }
-            else
-            {
-                /* Not ready */
-                *Length = 0;
             }
 
             return TRUE;