[squash] Promote to IReadOnlyFilesystem.

Aaru.Filesystems/Squash/Consts.cs

@@ -29,7 +29,6 @@
 namespace Aaru.Filesystems;
 
 /// <inheritdoc />
-/// <summary>Implements detection of the squash filesystem</summary>
 public sealed partial class Squash
 {
     /// <summary>Identifier for Squash (little-endian)</summary>

Aaru.Filesystems/Squash/Enums.cs

@@ -31,7 +31,6 @@ using System;
 namespace Aaru.Filesystems;
 
 /// <inheritdoc />
-/// <summary>Implements detection of the squash filesystem</summary>
 public sealed partial class Squash
 {
 #region Nested type: SquashCompression

Aaru.Filesystems/Squash/Info.cs

@@ -37,7 +37,6 @@ using Partition = Aaru.CommonTypes.Partition;
 namespace Aaru.Filesystems;
 
 /// <inheritdoc />
-/// <summary>Implements detection of the squash filesystem</summary>
 public sealed partial class Squash
 {
 #region IFilesystem Members

Aaru.Filesystems/Squash/Squash.cs

@@ -27,14 +27,23 @@
 // ****************************************************************************/
 
 using System;
+using System.Collections.Generic;
+using Aaru.CommonTypes.AaruMetadata;
 using Aaru.CommonTypes.Interfaces;
 
 namespace Aaru.Filesystems;
 
 /// <inheritdoc />
-/// <summary>Implements detection of the squash filesystem</summary>
-public sealed partial class Squash : IFilesystem
+/// <summary>Implements the squash filesystem</summary>
+public sealed partial class Squash : IReadOnlyFilesystem
 {
+    /// <inheritdoc />
+    public FileSystem Metadata { get; private set; }
+    /// <inheritdoc />
+    public IEnumerable<(string name, Type type, string description)> SupportedOptions { get; } = [];
+    /// <inheritdoc />
+    public Dictionary<string, string> Namespaces { get; } = [];
+
 #region IFilesystem Members
 
     /// <inheritdoc />

Aaru.Filesystems/Squash/Structs.cs

@@ -32,7 +32,6 @@ using Aaru.CommonTypes.Attributes;
 namespace Aaru.Filesystems;
 
 /// <inheritdoc />
-/// <summary>Implements detection of the squash filesystem</summary>
 public sealed partial class Squash
 {
 #region Nested type: SuperBlock

Aaru.Filesystems/Squash/Unimplemented.cs

@@ -0,0 +1,83 @@
+// /***************************************************************************
+// Aaru Data Preservation Suite
+// ----------------------------------------------------------------------------
+//
+// Filename       : Squash.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Squash file system plugin.
+//
+// --[ License ] --------------------------------------------------------------
+//
+//     This library is free software; you can redistribute it and/or modify
+//     it under the terms of the GNU Lesser General Public License as
+//     published by the Free Software Foundation; either version 2.1 of the
+//     License, or (at your option) any later version.
+//
+//     This library is distributed in the hope that it will be useful, but
+//     WITHOUT ANY WARRANTY; without even the implied warranty of
+//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+//     Lesser General Public License for more details.
+//
+//     You should have received a copy of the GNU Lesser General Public
+//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2026 Natalia Portillo
+// ****************************************************************************/
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Aaru.CommonTypes;
+using Aaru.CommonTypes.Enums;
+using Aaru.CommonTypes.Interfaces;
+using Aaru.CommonTypes.Structs;
+
+namespace Aaru.Filesystems;
+
+/// <inheritdoc />
+public sealed partial class Squash
+{
+    /// <inheritdoc />
+    public ErrorNumber Mount(IMediaImage                imagePlugin, Partition partition, Encoding encoding,
+                             Dictionary<string, string> options,     string    @namespace) =>
+        throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber Unmount() => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber ListXAttr(string path, out List<string> xattrs) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber GetXattr(string path, string xattr, ref byte[] buf) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber StatFs(out FileSystemInfo stat) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber Stat(string path, out FileEntryInfo stat) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber ReadLink(string path, out string dest) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber OpenFile(string path, out IFileNode node) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber CloseFile(IFileNode node) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber ReadFile(IFileNode node, long length, byte[] buffer, out long read) =>
+        throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber OpenDir(string path, out IDirNode node) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber CloseDir(IDirNode node) => throw new NotImplementedException();
+
+    /// <inheritdoc />
+    public ErrorNumber ReadDir(IDirNode node, out string filename) => throw new NotImplementedException();
+}