internal NtStatus ZwCreateFileProxy(string rawFileName, IntPtr SecurityContext, uint rawDesiredAccess, uint rawFileAttributes, uint rawShareAccess, uint rawCreateDisposition, uint rawCreateOptions, DokanFileInfo dokanFileInfo)
{
try
{
FileOptions fileOptions = 0;
FileAttributes fileAttributes = 0;
int fileAttributesAndFlags = 0;
int creationDisposition = 0;
DokanNativeMethods.DokanMapKernelToUserCreateFileFlags(rawFileAttributes, rawCreateOptions, rawCreateDisposition, ref fileAttributesAndFlags, ref creationDisposition);
foreach (FileOptions fileOption in Enum.GetValues(typeof(FileOptions)))
{
if (((FileOptions)(fileAttributesAndFlags & 0xffffc000) & fileOption) == fileOption)
{
fileOptions |= fileOption;
}
}
foreach (FileAttributes fileAttribute in Enum.GetValues(typeof(FileAttributes)))
{
if (((FileAttributes)(fileAttributesAndFlags & 0x3fff) & fileAttribute) == fileAttribute)
{
fileAttributes |= fileAttribute;
}
}
NtStatus result = _operations.CreateFile(rawFileName, (FileAccess)rawDesiredAccess, (FileShare)rawShareAccess, (FileMode)creationDisposition, fileOptions, fileAttributes, dokanFileInfo);
return(result);
}
catch (Exception ex)
{
ServiceRegistration.Get <ILogger>().Warn("Dokan exception: ", ex);
return(DokanResult.Unsuccessful);
}
}
public WindowsIdentity GetRequestor()
{
try
{
return(new WindowsIdentity(DokanNativeMethods.DokanOpenRequestorToken(this)));
}
catch
{
return(null);
}
}
private static bool DokanRemoveMountPoint(string mountPoint)
{
return(DokanNativeMethods.DokanRemoveMountPoint(mountPoint));
}
protected void Run()
{
ILogger logger = ServiceRegistration.Get <ILogger>();
try
{
var dokanOperationProxy = new Proxy(this);
var dokanOptions = new DOKAN_OPTIONS
{
Version = DOKAN_VERSION,
MountPoint = _mountPoint,
ThreadCount = THREAD_COUNT,
Options = (uint)DokanOptions.FixedDrive,
Timeout = 0
};
DOKAN_OPERATIONS dokanOperations = new DOKAN_OPERATIONS();
dokanOperations.ZwCreateFile = dokanOperationProxy.ZwCreateFileProxy;
dokanOperations.Cleanup = dokanOperationProxy.CleanupProxy;
dokanOperations.CloseFile = dokanOperationProxy.CloseFileProxy;
dokanOperations.ReadFile = dokanOperationProxy.ReadFileProxy;
dokanOperations.WriteFile = dokanOperationProxy.WriteFileProxy;
dokanOperations.FlushFileBuffers = dokanOperationProxy.FlushFileBuffersProxy;
dokanOperations.GetFileInformation = dokanOperationProxy.GetFileInformationProxy;
dokanOperations.FindFiles = dokanOperationProxy.FindFilesProxy;
dokanOperations.SetFileAttributes = dokanOperationProxy.SetFileAttributesProxy;
dokanOperations.SetFileTime = dokanOperationProxy.SetFileTimeProxy;
dokanOperations.DeleteFile = dokanOperationProxy.DeleteFileProxy;
dokanOperations.DeleteDirectory = dokanOperationProxy.DeleteDirectoryProxy;
dokanOperations.MoveFile = dokanOperationProxy.MoveFileProxy;
dokanOperations.SetEndOfFile = dokanOperationProxy.SetEndOfFileProxy;
dokanOperations.SetAllocationSize = dokanOperationProxy.SetAllocationSizeProxy;
dokanOperations.LockFile = dokanOperationProxy.LockFileProxy;
dokanOperations.UnlockFile = dokanOperationProxy.UnlockFileProxy;
dokanOperations.GetDiskFreeSpace = dokanOperationProxy.GetDiskFreeSpaceProxy;
dokanOperations.GetVolumeInformation = dokanOperationProxy.GetVolumeInformationProxy;
dokanOperations.Mounted = dokanOperationProxy.MountedProxy;
dokanOperations.Unmounted = dokanOperationProxy.UnmountedProxy;
dokanOperations.GetFileSecurity = dokanOperationProxy.GetFileSecurityProxy;
dokanOperations.SetFileSecurity = dokanOperationProxy.SetFileSecurityProxy;
dokanOperations.FindStreams = dokanOperationProxy.FindStreamsProxy;
// DokanMain will return when a "DokanUnmount" call is done from ResMount thread (or in case of errors?)
int status = DokanNativeMethods.DokanMain(ref dokanOptions, ref dokanOperations);
switch (status)
{
case DOKAN_SUCCESS:
logger.Info("Dokan: DokanMain returned successfully!");
break;
case DOKAN_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - General Error. Remote resources may not be available in this session", status);
break;
case DOKAN_DRIVE_LETTER_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Bad Drive letter. Remote resources may not be available in this session", status);
break;
case DOKAN_DRIVER_INSTALL_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Can not install driver. Remote resources may not be available in this session", status);
break;
case DOKAN_MOUNT_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Can not assign mount point. Remote resources may not be available in this session", status);
break;
case DOKAN_START_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Driver something wrong. Remote resources may not be available in this session", status);
break;
case DOKAN_MOUNT_POINT_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Mount point is invalid. Remote resources may not be available in this session", status);
break;
case DOKAN_VERSION_ERROR:
logger.Warn("Dokan: DokanMain returned with error code {0} - Requested an incompatible version. Remote resources may not be available in this session", status);
break;
}
}
catch (Exception e)
{
logger.Error("Dokan: Error mounting virtual filesystem at '{0}' (is DOKAN not installed?)", e, _mountPoint);
}
}
public bool TryResetTimeout(int milliseconds)
{
return(DokanNativeMethods.DokanResetTimeout((uint)milliseconds, this));
}
