internal static void Move(string sourcePath, string destinationPath)
{
var longPathSource = new LongPath(sourcePath);
var longPathDestination = new LongPath(destinationPath);
bool result;
if (KtmTransaction.IsInTransaction)
{
result = WindowsNative.MoveFileTransacted(
longPathSource.PathString
, longPathDestination.PathString
, IntPtr.Zero
, IntPtr.Zero
, WindowsNative.MoveFileFlags.NONE
, KtmTransaction.Current.Hanlde);
}
else
{
result = WindowsNative.MoveFile(longPathSource.PathString, longPathDestination.PathString);
}
if (!result)
{
WindowsNative.HandleWindowsError();
}
}
/// <summary>
/// <see cref="IFileProvider.Copy"/>
/// </summary>
public void Copy(string sourcePath, string destinationPath, bool overwrite)
{
var longPathSource = new LongPath(sourcePath);
var longPathDestination = new LongPath(destinationPath);
bool result;
if (KtmTransaction.IsInTransaction)
{
bool cancel = false;
result = WindowsNative.CopyFileTransacted(
longPathSource.PathString
, longPathDestination.PathString
, IntPtr.Zero
, IntPtr.Zero
, ref cancel
, WindowsNative.CopyFileFlags.COPY_FILE_FAIL_IF_EXISTS
, KtmTransaction.Current.Hanlde);
}
else
{
result = WindowsNative.CopyFile(longPathSource.PathString, longPathDestination.PathString, !overwrite);
}
if (!result)
{
WindowsNative.HandleWindowsError();
}
}
private static IEnumerable <string> EnumerateFileSystemEntries(string path, string searchPattern, bool includeDirectories, bool includeFiles)
{
_log.DebugFormat("EnumerateFileSystemEntries({0}, {1}, {2}, {3})", path, searchPattern, includeDirectories, includeFiles);
LongPath longPath = new LongPath(path);
Check.Require(longPath.IsDirectory, "path");
return(FilesystemUtil.EnumerateFileSystemEntries(longPath, searchPattern, includeDirectories, includeFiles));
}
internal static IEnumerable <string> EnumerateFileSystemEntries(LongPath path, string searchPattern, bool includeDirectories, bool includeFiles)
{
Check.DoRequireArgumentNotNull(path, "path");
Check.Require(path.IsDirectory, "path");
_log.DebugFormat("EnumerateFileSystemEntries({0}, {1}, {2}, {3})", path.PathString, searchPattern, includeDirectories, includeFiles);
return(EnumerateFileSystemIterator(path, searchPattern, includeDirectories, includeFiles));
}
/// <summary>
/// <see cref="IFileProvider.Open"/>
/// </summary>
public System.IO.FileStream Open(
string path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, int bufferSize, System.IO.FileOptions options)
{
if (bufferSize == 0)
{
bufferSize = 1024;
}
var longPath = new LongPath(path);
SafeFileHandle handle = GetFileHandle(longPath, mode, access, share, options);
return(new FileStream(handle, access, bufferSize, (options & FileOptions.Asynchronous) == FileOptions.Asynchronous));
}
private static IEnumerable <string> EnumerateFileSystemIterator(
LongPath path, string mask, bool enumerateDirectories, bool enumerateFiles)
{
if (string.IsNullOrEmpty(mask) || mask == ".")
{
mask = "*";
}
string unprefixedPath = path.UnPrefixedPathString;
WindowsNative.WIN32_FIND_DATA findData;
using (FindFileHandle handle = BeginFind(Path.Combine(path.PathString, mask), out findData))
{
if (handle == null)
{
yield break;
}
do
{
string fileName = findData.cFileName;
if (IsDirectory(findData.dwFileAttributes))
{
if (enumerateDirectories && IsRealFolder(fileName))
{
yield return(Path.Combine(unprefixedPath, fileName));
}
}
else
{
if (enumerateFiles)
{
yield return(Path.Combine(unprefixedPath, fileName));
}
}
} while (WindowsNative.FindNextFile(handle, out findData));
int errorCode = Marshal.GetLastWin32Error();
if (errorCode != WindowsNative.ERROR_NO_MORE_FILES)
{
WindowsNative.HandleWindowsError(errorCode);
}
}
}
public void Delete(string path)
{
LongPath longPath = new LongPath(path);
bool result;
if (KtmTransaction.IsInTransaction)
{
result = WindowsNative.RemoveDirectoryTransacted(longPath.PathString, KtmTransaction.Current.Hanlde);
}
else
{
result = WindowsNative.RemoveDirectory(longPath.PathString);
}
if (!result)
{
WindowsNative.HandleWindowsError();
}
}
private static SafeFileHandle GetFileHandle(LongPath path, FileMode mode, FileAccess access, FileShare share, FileOptions options)
{
SafeFileHandle handle;
if (KtmTransaction.IsInTransaction)
{
WindowsNative.FileMode internalMode = WindowsNative.TranslateFileMode(mode);
WindowsNative.FileShare internalShare = WindowsNative.TranslateFileShare(share);
WindowsNative.FileAccess internalAccess = WindowsNative.TranslateFileAccess(access);
KtmTransactionHandle ktmTx = KtmTransaction.Current.Hanlde;
// Create the transacted file using P/Invoke.
handle = WindowsNative.CreateFileTransacted(
path.PathString,
internalAccess,
internalShare,
IntPtr.Zero,
internalMode,
WindowsNative.EFileAttributes.Normal,
IntPtr.Zero,
KtmTransaction.Current.Hanlde,
IntPtr.Zero,
IntPtr.Zero);
}
else
{
WindowsNative.EFileAccess underlyingAccess = WindowsNative.GetUnderlyingAccess(access);
handle = WindowsNative.CreateFile(path.PathString, underlyingAccess, (uint)share, IntPtr.Zero, (uint)mode, (uint)options, IntPtr.Zero);
}
if (handle.IsInvalid)
{
WindowsNative.HandleWindowsError();
}
return(handle);
}
public void Create(string path)
{
LongPath longPath = new LongPath(path);
bool result;
if (KtmTransaction.IsInTransaction)
{
result = WindowsNative.CreateDirectoryTransacted(null, longPath.PathString, IntPtr.Zero, KtmTransaction.Current.Hanlde);
}
else
{
result = WindowsNative.CreateDirectory(longPath.PathString, IntPtr.Zero);
}
if (!result)
{
int errorCode = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
if (errorCode != WindowsNative.ERROR_ALREADY_EXISTS || !longPath.Exists())
{
WindowsNative.HandleWindowsError(errorCode);
}
}
}
public bool Exists(string path)
{
LongPath longPath = new LongPath(path);
return(longPath.IsDirectory);
}
