public void ShortNames() { NtfsFileSystem ntfs = FileSystemSource.NtfsFileSystem(); // Check we can find a short name in the same directory using (Stream s = ntfs.OpenFile("ALongFileName.txt", FileMode.CreateNew)) {} ntfs.SetShortName("ALongFileName.txt", "ALONG~01.TXT"); Assert.Equal("ALONG~01.TXT", ntfs.GetShortName("ALongFileName.txt")); Assert.True(ntfs.FileExists("ALONG~01.TXT")); // Check path handling ntfs.CreateDirectory("DIR"); using (Stream s = ntfs.OpenFile(@"DIR\ALongFileName2.txt", FileMode.CreateNew)) { } ntfs.SetShortName(@"DIR\ALongFileName2.txt", "ALONG~02.TXT"); Assert.Equal("ALONG~02.TXT", ntfs.GetShortName(@"DIR\ALongFileName2.txt")); Assert.True(ntfs.FileExists(@"DIR\ALONG~02.TXT")); // Check we can open a file by the short name using (Stream s = ntfs.OpenFile("ALONG~01.TXT", FileMode.Open)) { } // Delete the long name, and make sure the file is gone ntfs.DeleteFile("ALONG~01.TXT"); Assert.False(ntfs.FileExists("ALONG~01.TXT")); // Delete the short name, and make sure the file is gone ntfs.DeleteFile(@"DIR\ALONG~02.TXT"); Assert.False(ntfs.FileExists(@"DIR\ALongFileName2.txt")); }
private void CopyFiles(NtfsFileSystem sourceNtfs, NtfsFileSystem destNtfs, string path, bool subs) { if (subs) { foreach (var dir in sourceNtfs.GetDirectories(path)) { if (!IsExcluded(dir)) { int hardLinksRemaining = sourceNtfs.GetHardLinkCount(dir) - 1; bool newDir = false; long sourceFileId = sourceNtfs.GetFileId(dir); string refPath; if (_uniqueFiles.TryGetValue(sourceFileId, out refPath)) { // If this is another name for a known dir, recreate the hard link destNtfs.CreateHardLink(refPath, dir); } else { destNtfs.CreateDirectory(dir); newDir = true; FileAttributes fileAttrs = sourceNtfs.GetAttributes(dir); if ((fileAttrs & FileAttributes.ReparsePoint) != 0) { destNtfs.SetReparsePoint(dir, sourceNtfs.GetReparsePoint(dir)); } destNtfs.SetAttributes(dir, fileAttrs); destNtfs.SetSecurity(dir, sourceNtfs.GetSecurity(dir)); } // File may have a short name string shortName = sourceNtfs.GetShortName(dir); if (!string.IsNullOrEmpty(shortName) && shortName != dir) { destNtfs.SetShortName(dir, shortName); --hardLinksRemaining; } if (newDir) { if (hardLinksRemaining > 0) { _uniqueFiles[sourceFileId] = dir; } CopyFiles(sourceNtfs, destNtfs, dir, subs); } // Set standard information last (includes modification timestamps) destNtfs.SetFileStandardInformation(dir, sourceNtfs.GetFileStandardInformation(dir)); } } } foreach (var file in sourceNtfs.GetFiles(path)) { Console.WriteLine(file); int hardLinksRemaining = sourceNtfs.GetHardLinkCount(file) - 1; long sourceFileId = sourceNtfs.GetFileId(file); string refPath; if (_uniqueFiles.TryGetValue(sourceFileId, out refPath)) { // If this is another name for a known file, recreate the hard link destNtfs.CreateHardLink(refPath, file); } else { CopyFile(sourceNtfs, destNtfs, file); if (hardLinksRemaining > 0) { _uniqueFiles[sourceFileId] = file; } } // File may have a short name string shortName = sourceNtfs.GetShortName(file); if (!string.IsNullOrEmpty(shortName) && shortName != file) { destNtfs.SetShortName(file, shortName); } } }