Windows: FILE_FS_DEVICE_INFORMATION Device Type

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

diff --git a/src/WINNT/afsrdr/kernel/lib/AFSVolumeInfo.cpp b/src/WINNT/afsrdr/kernel/lib/AFSVolumeInfo.cpp
index c612583..672e4a6 100644 (file)
--- a/src/WINNT/afsrdr/kernel/lib/AFSVolumeInfo.cpp
+++ b/src/WINNT/afsrdr/kernel/lib/AFSVolumeInfo.cpp
@@ -43,10 +43,10 @@ AFSQueryVolumeInfo( IN PDEVICE_OBJECT LibDeviceObject,
                     IN PIRP Irp)
 {
 
+    UNREFERENCED_PARAMETER(LibDeviceObject);
     NTSTATUS ntStatus = STATUS_SUCCESS;
-    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
     IO_STACK_LOCATION *pIrpSp;
-    FS_INFORMATION_CLASS FsInformationClass;
+    FS_INFORMATION_CLASS FsInformationClass = FileFsMaximumInformation;
     void *pBuffer = NULL;
     ULONG ulLength = 0;
     BOOLEAN bReleaseResource = FALSE;
@@ -231,7 +231,7 @@ try_exit:
 
         AFSDbgLogMsg( 0,
                       0,
-                      "EXCEPTION - AFSQueryVolumeInfo FO %08lX InfoClass %d FCB %08lX ObjectInfo %08lX VolCB %08lX\n",
+                      "EXCEPTION - AFSQueryVolumeInfo FO %p InfoClass %d FCB %p ObjectInfo %p VolCB %p\n",
                       pFileObject,
                       FsInformationClass,
                       pFcb,
@@ -249,6 +249,7 @@ AFSSetVolumeInfo( IN PDEVICE_OBJECT DeviceObject,
                   IN PIRP Irp)
 {
 
+    UNREFERENCED_PARAMETER(DeviceObject);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     IO_STACK_LOCATION *pIrpSp;
 
@@ -259,7 +260,7 @@ AFSSetVolumeInfo( IN PDEVICE_OBJECT DeviceObject,
 
         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
                       AFS_TRACE_LEVEL_WARNING,
-                      "AFSSetVolumeInfo Entry for FO %08lX\n", pIrpSp->FileObject);
+                      "AFSSetVolumeInfo Entry for FO %p\n", pIrpSp->FileObject);
 
         AFSCompleteRequest( Irp,
                             ntStatus);
@@ -396,6 +397,14 @@ AFSQueryFsDeviceInfo( IN AFSVolumeInfoCB *VolumeInfo,
     if( *Length >= (LONG)sizeof( FILE_FS_DEVICE_INFORMATION))
     {
 
+        //
+        // This value is used to determine the return type of
+        // Win32 GetFileType().  Returning FILE_DEVICE_NETWORK_FILE_SYSTEM
+        // results in GetFileType returning FILE_TYPE_UNKNOWN which breaks
+        // msys-based applications.  They treat all files as character
+        // special devices instead of files.
+        //
+
         Buffer->DeviceType = FILE_DEVICE_DISK;
 
         Buffer->Characteristics = VolumeInfo->Characteristics;
@@ -416,6 +425,7 @@ AFSQueryFsAttributeInfo( IN AFSVolumeInfoCB *VolumeInfo,
                          IN PFILE_FS_ATTRIBUTE_INFORMATION Buffer,
                          IN OUT PULONG Length)
 {
+    UNREFERENCED_PARAMETER(VolumeInfo);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     RtlZeroMemory( Buffer,
@@ -426,6 +436,7 @@ AFSQueryFsAttributeInfo( IN AFSVolumeInfoCB *VolumeInfo,
 
         Buffer->FileSystemAttributes = (FILE_CASE_PRESERVED_NAMES |
                                         FILE_UNICODE_ON_DISK |
+                                        FILE_SUPPORTS_HARD_LINKS |
                                         FILE_SUPPORTS_REPARSE_POINTS);
 
         Buffer->MaximumComponentNameLength = 255;