[pschweitzer] 75768: [FSUTIL] Implement setting the dirty bit (fsutil dirty set) on a volume. This doesn't allow to trigger a chkdsk on reboot with ReactOS, because of the way we handle the dirty b...

Author: pschweitzer
Date: Tue Sep  5 19:11:02 2017
New Revision: 75768

URL: http://svn.reactos.org/svn/reactos?rev=75768&view=rev
Log:
[FSUTIL]
Implement setting the dirty bit (fsutil dirty set) on a volume.

This doesn't allow to trigger a chkdsk on reboot with ReactOS, because of
the way we handle the dirty bit in our FAT implementation is a bit... weird.

This works on W2K3 though!

Modified:
    trunk/reactos/base/applications/cmdutils/fsutil/dirty.c

Modified: trunk/reactos/base/applications/cmdutils/fsutil/dirty.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/cmdutils/...
==============================================================================
--- trunk/reactos/base/applications/cmdutils/fsutil/dirty.c	[iso-8859-1] (original)
+++ trunk/reactos/base/applications/cmdutils/fsutil/dirty.c	[iso-8859-1] Tue Sep  5 19:11:02 2017
@@ -60,15 +60,50 @@
     /* Print the status */
     _ftprintf(stdout, _T("The %s volume is %s\n"), argv[1], (VolumeStatus & VOLUME_IS_DIRTY ? _T("dirty") : _T("clean")));

-    return 1;
+    return 0;
 }

static int
 SetMain(int argc, const TCHAR *argv[])
 {
-    /* FIXME */
-    _ftprintf(stderr, _T("Not implemented\n"));
-    return 1;
+    HANDLE Volume;
+    DWORD BytesRead;
+    TCHAR VolumeID[PATH_MAX];
+
+    /* We need a volume (letter or GUID) */
+    if (argc < 2)
+    {
+        _ftprintf(stderr, _T("Usage: fsutil dirty set <volume>\n"));
+        _ftprintf(stderr, _T("\tFor example: fsutil dirty set c:\n"));
+        return 1;
+    }
+
+    /* Create full name */
+    _stprintf(VolumeID, _T("\\.\%s"), argv[1]);
+
+    /* Open the volume */
+    Volume = CreateFile(VolumeID, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
+                        NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (Volume == INVALID_HANDLE_VALUE)
+    {
+        _ftprintf(stderr, _T("Error: %d\n"), GetLastError());
+        return 1;
+    }
+
+    /* And set the dirty bit */
+    if (DeviceIoControl(Volume, FSCTL_MARK_VOLUME_DIRTY, NULL, 0, NULL, 0, &BytesRead, NULL) == FALSE)
+    {
+        _ftprintf(stderr, _T("Error: %d\n"), GetLastError());
+        CloseHandle(Volume);
+        return 1;
+    }
+
+    CloseHandle(Volume);
+
+    /* Print the status */
+    _ftprintf(stdout, _T("The %s volume is now marked as dirty\n"), argv[1]);
+
+    return 0;
 }

static void