Windows: FSCTL_SET_PURGE_FAILURE_MODE

[openafs.git] / src / WINNT / afsrdr / kernel / lib / AFSFSControl.cpp

diff --git a/src/WINNT/afsrdr/kernel/lib/AFSFSControl.cpp b/src/WINNT/afsrdr/kernel/lib/AFSFSControl.cpp
index 546cd0e..a67e504 100644 (file)
--- a/src/WINNT/afsrdr/kernel/lib/AFSFSControl.cpp
+++ b/src/WINNT/afsrdr/kernel/lib/AFSFSControl.cpp
@@ -77,12 +77,14 @@ AFSFSControl( IN PDEVICE_OBJECT LibDeviceObject,
                               ntStatus);
 
     }
-    __except( AFSExceptionFilter( GetExceptionCode(), GetExceptionInformation()) )
+    __except( AFSExceptionFilter( __FUNCTION__, GetExceptionCode(), GetExceptionInformation()) )
     {
 
         AFSDbgLogMsg( 0,
                       0,
                       "EXCEPTION - AFSFSControl\n");
+
+        AFSDumpTraceFilesFnc();
     }
 
     return ntStatus;
@@ -115,7 +117,8 @@ AFSParseMountPointTarget( IN  UNICODE_STRING *Target,
 
     // If a colon is not found, it means there is no cell
 
-    if ( Cell->Buffer[ Cell->Length / sizeof( WCHAR)] == L':')
+    if ( Cell->Length < Target->Length - sizeof( WCHAR) &&
+         Cell->Buffer[ Cell->Length / sizeof( WCHAR)] == L':')
     {
 
         Cell->MaximumLength = Cell->Length;
@@ -227,6 +230,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_LOCK_VOLUME request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -236,6 +241,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_UNLOCK_VOLUME request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -245,6 +252,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_DISMOUNT_VOLUME request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -254,6 +263,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_MARK_VOLUME_DIRTY request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -263,6 +274,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_IS_VOLUME_DIRTY request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -272,6 +285,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_IS_VOLUME_MOUNTED request\n");
 
+                ntStatus = STATUS_NOT_IMPLEMENTED;
+
                 break;
             }
 
@@ -281,6 +296,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing FSCTL_IS_PATHNAME_VALID request\n");
 
+                ntStatus = STATUS_SUCCESS;
+
                 break;
             }
 
@@ -307,19 +324,10 @@ AFSProcessUserFsRequest( IN PIRP Irp)
 
                 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE_2,
-                              "AFSProcessUserFsRequest Processing FSCTL_GET_REPARSE_POINT request\n");
-
-                if( ulOutputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
-                {
-
-                    ntStatus = STATUS_BUFFER_TOO_SMALL;
-
-                    Irp->IoStatus.Information = FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer);
-
-                    break;
-                }
-
-                ulRemainingLen -= FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer);
+                              "AFSProcessUserFsRequest Processing FSCTL_GET_REPARSE_POINT request %wZ Type 0x%x Attrib 0x%x\n",
+                              &pCcb->DirectoryCB->NameInformation.FileName,
+                              pCcb->DirectoryCB->ObjectInformation->FileType,
+                              pCcb->DirectoryCB->ObjectInformation->FileAttributes);
 
                 //
                 // Check if we have the reparse entry set on the entry
@@ -333,6 +341,18 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                     break;
                 }
 
+                if( ulOutputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
+                {
+
+                    ntStatus = STATUS_BUFFER_TOO_SMALL;
+
+                    Irp->IoStatus.Information = FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer);
+
+                    break;
+                }
+
+                ulRemainingLen -= FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer);
+
                 //
                 // Populate the data in the reparse buffer
                 //
@@ -362,7 +382,7 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                                   pCcb->DirectoryCB->ObjectInformation->FileId.Vnode,
                                   pCcb->DirectoryCB->ObjectInformation->FileId.Unique);
 
-                    ntStatus = AFSVerifyEntry( &pFcb->AuthGroup,
+                    ntStatus = AFSVerifyEntry( &pCcb->AuthGroup,
                                                pCcb->DirectoryCB);
 
                     if( !NT_SUCCESS( ntStatus))
@@ -395,7 +415,7 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                         if( pCcb->DirectoryCB->NameInformation.TargetName.Length == 0)
                         {
 
-                            ntStatus = STATUS_ACCESS_DENIED;
+                            ntStatus = STATUS_REPARSE_POINT_NOT_RESOLVED;
 
                             break;
                         }
@@ -434,7 +454,7 @@ AFSProcessUserFsRequest( IN PIRP Irp)
 
                         if( pCcb->DirectoryCB->NameInformation.TargetName.Length == 0)
                         {
-                            ntStatus = STATUS_ACCESS_DENIED;
+                            ntStatus = STATUS_REPARSE_POINT_NOT_RESOLVED;
 
                             break;
                         }
@@ -488,7 +508,7 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                         if( pCcb->DirectoryCB->NameInformation.TargetName.Length == 0)
                         {
 
-                            ntStatus = STATUS_ACCESS_DENIED;
+                            ntStatus = STATUS_REPARSE_POINT_NOT_RESOLVED;
 
                             break;
                         }
@@ -530,7 +550,7 @@ AFSProcessUserFsRequest( IN PIRP Irp)
 
                     ulRemainingLen -= pReparseBuffer->ReparseDataLength;
 
-                    pReparseBuffer->ReparseTag = IO_REPARSE_TAG_OPENAFS_DFS;
+                    pReparseBuffer->ReparseTag = IO_REPARSE_TAG_SURROGATE|IO_REPARSE_TAG_OPENAFS_DFS;
 
                     RtlCopyMemory( &pReparseBuffer->ReparseGuid,
                                    &GUID_AFS_REPARSE_GUID,
@@ -552,15 +572,10 @@ AFSProcessUserFsRequest( IN PIRP Irp)
 
                 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE_2,
-                              "AFSProcessUserFsRequest Processing FSCTL_SET_REPARSE_POINT request\n");
-
-                if( ulInputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
-                {
-
-                    ntStatus = STATUS_INVALID_PARAMETER;
-
-                    break;
-                }
+                              "AFSProcessUserFsRequest Processing FSCTL_SET_REPARSE_POINT request %wZ Type 0x%x Attrib 0x%x\n",
+                              &pCcb->DirectoryCB->NameInformation.FileName,
+                              pCcb->DirectoryCB->ObjectInformation->FileType,
+                              pCcb->DirectoryCB->ObjectInformation->FileAttributes);
 
                 //
                 // Check if we have the reparse entry set on the entry
@@ -574,7 +589,15 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                     break;
                 }
 
-                if( pReparseBuffer->ReparseTag != IO_REPARSE_TAG_OPENAFS_DFS)
+                if( ulInputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
+                {
+
+                    ntStatus = STATUS_IO_REPARSE_DATA_INVALID;
+
+                    break;
+                }
+
+                if( (pReparseBuffer->ReparseTag & 0x0000FFFF) != IO_REPARSE_TAG_OPENAFS_DFS)
                 {
 
                     ntStatus = STATUS_IO_REPARSE_TAG_MISMATCH;
@@ -596,6 +619,8 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                 // For now deny access on this call
                 //
 
+                ntStatus = STATUS_INVALID_PARAMETER;
+
                 break;
             }
 
@@ -606,15 +631,10 @@ AFSProcessUserFsRequest( IN PIRP Irp)
 
                 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE_2,
-                              "AFSProcessUserFsRequest Processing FSCTL_DELETE_REPARSE_POINT request\n");
-
-                if( ulInputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
-                {
-
-                    ntStatus = STATUS_INVALID_PARAMETER;
-
-                    break;
-                }
+                              "AFSProcessUserFsRequest Processing FSCTL_DELETE_REPARSE_POINT request %wZ Type 0x%x Attrib 0x%x\n",
+                              &pCcb->DirectoryCB->NameInformation.FileName,
+                              pCcb->DirectoryCB->ObjectInformation->FileType,
+                              pCcb->DirectoryCB->ObjectInformation->FileAttributes);
 
                 //
                 // Check if we have the reparse entry set on the entry
@@ -628,7 +648,15 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                     break;
                 }
 
-                if( pReparseBuffer->ReparseTag != IO_REPARSE_TAG_OPENAFS_DFS)
+                if( ulInputBufferLen < FIELD_OFFSET( REPARSE_GUID_DATA_BUFFER, GenericReparseBuffer.DataBuffer))
+                {
+
+                    ntStatus = STATUS_INVALID_PARAMETER;
+
+                    break;
+                }
+
+                if( (pReparseBuffer->ReparseTag & 0x0000FFFF) != IO_REPARSE_TAG_OPENAFS_DFS)
                 {
 
                     ntStatus = STATUS_IO_REPARSE_TAG_MISMATCH;
@@ -655,15 +683,33 @@ AFSProcessUserFsRequest( IN PIRP Irp)
                 break;
             }
 
+#ifndef FSCTL_SET_PURGE_FAILURE_MODE
+#define FSCTL_SET_PURGE_FAILURE_MODE        CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 156, METHOD_BUFFERED, FILE_ANY_ACCESS)
+#endif
+
+            case FSCTL_SET_PURGE_FAILURE_MODE:
+            {
+
+                //
+                // For the time being just succeed this call
+                //
+
+                ntStatus = STATUS_SUCCESS;
+
+                break;
+            }
+
             default :
+            {
 
                 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE_2,
                               "AFSProcessUserFsRequest Processing default (%08lX) request\n", ulFsControlCode);
 
-                ntStatus = STATUS_INVALID_PARAMETER;
+                ntStatus = STATUS_INVALID_DEVICE_REQUEST;
 
                 break;
+            }
         }
 
 try_exit: