diff --git a/src/Avalonia.FreeDesktop/LinuxMountedVolumeInfoListener.cs b/src/Avalonia.FreeDesktop/LinuxMountedVolumeInfoListener.cs index f9737b461d..39ddd9d769 100644 --- a/src/Avalonia.FreeDesktop/LinuxMountedVolumeInfoListener.cs +++ b/src/Avalonia.FreeDesktop/LinuxMountedVolumeInfoListener.cs @@ -36,6 +36,13 @@ namespace Avalonia.FreeDesktop private string GetSymlinkTarget(string x) => Path.GetFullPath(Path.Combine(DevByLabelDir, NativeMethods.ReadLink(x))); + private string UnescapeString(string input, string regexText, int escapeBase) => + new Regex(regexText).Replace(input, m => Convert.ToChar(Convert.ToByte(m.Groups[1].Value, escapeBase)).ToString()); + + private string UnescapePathFromProcMounts(string input) => UnescapeString(input, @"\\(\d{3})", 8); + + private string UnescapeDeviceLabel(string input) => UnescapeString(input, @"\\x([0-9a-f]{2})", 16); + private void Poll(long _) { var fProcPartitions = File.ReadAllLines(ProcPartitionsDir) @@ -47,14 +54,14 @@ namespace Avalonia.FreeDesktop var fProcMounts = File.ReadAllLines(ProcMountsDir) .Select(x => x.Split(' ')) - .Select(x => (x[0], x[1])) + .Select(x => (x[0], UnescapePathFromProcMounts(x[1]))) .Where(x => !x.Item2.StartsWith("/snap/", StringComparison.InvariantCultureIgnoreCase)); var labelDirEnum = Directory.Exists(DevByLabelDir) ? new DirectoryInfo(DevByLabelDir).GetFiles() : Enumerable.Empty(); var labelDevPathPairs = labelDirEnum - .Select(x => (GetSymlinkTarget(x.FullName), x.Name)); + .Select(x => (GetSymlinkTarget(x.FullName), UnescapeDeviceLabel(x.Name))); var q1 = from mount in fProcMounts join device in fProcPartitions on mount.Item1 equals device.Item2 @@ -64,7 +71,7 @@ namespace Avalonia.FreeDesktop { VolumePath = mount.Item2, VolumeSizeBytes = device.Item1, - VolumeLabel = x.Name + VolumeLabel = x.Item2 }; var mountVolInfos = q1.ToArray(); diff --git a/src/Avalonia.FreeDesktop/NativeMethods.cs b/src/Avalonia.FreeDesktop/NativeMethods.cs index 8bbda98bb2..147955b6a3 100644 --- a/src/Avalonia.FreeDesktop/NativeMethods.cs +++ b/src/Avalonia.FreeDesktop/NativeMethods.cs @@ -14,15 +14,15 @@ namespace Avalonia.FreeDesktop public static string ReadLink(string path) { - var symlinkMaxSize = Encoding.ASCII.GetMaxByteCount(path.Length); + var symlinkSize = Encoding.UTF8.GetByteCount(path); var bufferSize = 4097; // PATH_MAX is (usually?) 4096, but we need to know if the result was truncated - var symlink = ArrayPool.Shared.Rent(symlinkMaxSize + 1); + var symlink = ArrayPool.Shared.Rent(symlinkSize + 1); var buffer = ArrayPool.Shared.Rent(bufferSize); try { - var symlinkSize = Encoding.UTF8.GetBytes(path, 0, path.Length, symlink, 0); + Encoding.UTF8.GetBytes(path, 0, path.Length, symlink, 0); symlink[symlinkSize] = 0; var size = readlink(symlink, buffer, bufferSize);