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Move common data structures for MFS, HFS and ISO9660 (Apple Extensions) to common class.

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This commit is contained in:
Natalia Portillo
2020-02-19 03:37:51 +00:00
parent 177031d7ac
commit 999657502b
14 changed files with 459 additions and 351 deletions
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74
DiscImageChef.Filesystems/AppleMFS/Xattr.cs
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@@ -35,6 +35,7 @@ using System;
using System.Collections.Generic;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Structs;
using DiscImageChef.Helpers;
namespace DiscImageChef.Filesystems.AppleMFS
{
@@ -44,20 +45,27 @@ namespace DiscImageChef.Filesystems.AppleMFS
public Errno ListXAttr(string path, out List<string> xattrs)
{
xattrs = null;
if(!mounted) return Errno.AccessDenied;
string[] pathElements = path.Split(new[] {'/'}, StringSplitOptions.RemoveEmptyEntries);
if(pathElements.Length != 1) return Errno.NotSupported;
if(!mounted)
return Errno.AccessDenied;
string[] pathElements = path.Split(new[]
{
'/'
}, StringSplitOptions.RemoveEmptyEntries);
if(pathElements.Length != 1)
return Errno.NotSupported;
path = pathElements[0];
xattrs = new List<string>();
if(debug)
if(string.Compare(path, "$", StringComparison.InvariantCulture) == 0 ||
if(string.Compare(path, "$", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$Bitmap", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$Boot", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$MDB", StringComparison.InvariantCulture) == 0)
string.Compare(path, "$Boot", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$MDB", StringComparison.InvariantCulture) == 0)
{
if(device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag))
xattrs.Add("com.apple.macintosh.tags");
@@ -65,20 +73,25 @@ namespace DiscImageChef.Filesystems.AppleMFS
return Errno.NoError;
}
if(!filenameToId.TryGetValue(path.ToLowerInvariant(), out uint fileId)) return Errno.NoSuchFile;
if(!filenameToId.TryGetValue(path.ToLowerInvariant(), out uint fileId))
return Errno.NoSuchFile;
if(!idToEntry.TryGetValue(fileId, out MFS_FileEntry entry)) return Errno.NoSuchFile;
if(!idToEntry.TryGetValue(fileId, out MFS_FileEntry entry))
return Errno.NoSuchFile;
if(entry.flRLgLen > 0)
{
xattrs.Add("com.apple.ResourceFork");
if(debug && device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag))
xattrs.Add("com.apple.ResourceFork.tags");
}
if(!ArrayHelpers.ArrayIsNullOrEmpty(entry.flUsrWds)) xattrs.Add("com.apple.FinderInfo");
xattrs.Add("com.apple.FinderInfo");
if(debug && device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag) && entry.flLgLen > 0)
if(debug &&
device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag) &&
entry.flLgLen > 0)
xattrs.Add("com.apple.macintosh.tags");
xattrs.Sort();
@@ -88,18 +101,24 @@ namespace DiscImageChef.Filesystems.AppleMFS
public Errno GetXattr(string path, string xattr, ref byte[] buf)
{
if(!mounted) return Errno.AccessDenied;
if(!mounted)
return Errno.AccessDenied;
string[] pathElements = path.Split(new[] {'/'}, StringSplitOptions.RemoveEmptyEntries);
if(pathElements.Length != 1) return Errno.NotSupported;
string[] pathElements = path.Split(new[]
{
'/'
}, StringSplitOptions.RemoveEmptyEntries);
if(pathElements.Length != 1)
return Errno.NotSupported;
path = pathElements[0];
if(debug)
if(string.Compare(path, "$", StringComparison.InvariantCulture) == 0 ||
if(string.Compare(path, "$", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$Bitmap", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$Boot", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$MDB", StringComparison.InvariantCulture) == 0)
string.Compare(path, "$Boot", StringComparison.InvariantCulture) == 0 ||
string.Compare(path, "$MDB", StringComparison.InvariantCulture) == 0)
if(device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag) &&
string.Compare(xattr, "com.apple.macintosh.tags", StringComparison.InvariantCulture) == 0)
{
@@ -107,6 +126,7 @@ namespace DiscImageChef.Filesystems.AppleMFS
{
buf = new byte[directoryTags.Length];
Array.Copy(directoryTags, 0, buf, 0, buf.Length);
return Errno.NoError;
}
@@ -114,6 +134,7 @@ namespace DiscImageChef.Filesystems.AppleMFS
{
buf = new byte[bitmapTags.Length];
Array.Copy(bitmapTags, 0, buf, 0, buf.Length);
return Errno.NoError;
}
@@ -121,6 +142,7 @@ namespace DiscImageChef.Filesystems.AppleMFS
{
buf = new byte[bootTags.Length];
Array.Copy(bootTags, 0, buf, 0, buf.Length);
return Errno.NoError;
}
@@ -128,6 +150,7 @@ namespace DiscImageChef.Filesystems.AppleMFS
{
buf = new byte[mdbTags.Length];
Array.Copy(mdbTags, 0, buf, 0, buf.Length);
return Errno.NoError;
}
}
@@ -136,14 +159,17 @@ namespace DiscImageChef.Filesystems.AppleMFS
Errno error;
if(!filenameToId.TryGetValue(path.ToLowerInvariant(), out uint fileId)) return Errno.NoSuchFile;
if(!filenameToId.TryGetValue(path.ToLowerInvariant(), out uint fileId))
return Errno.NoSuchFile;
if(!idToEntry.TryGetValue(fileId, out MFS_FileEntry entry)) return Errno.NoSuchFile;
if(!idToEntry.TryGetValue(fileId, out MFS_FileEntry entry))
return Errno.NoSuchFile;
if(entry.flRLgLen > 0 &&
string.Compare(xattr, "com.apple.ResourceFork", StringComparison.InvariantCulture) == 0)
{
error = ReadFile(path, out buf, true, false);
return error;
}
@@ -151,22 +177,24 @@ namespace DiscImageChef.Filesystems.AppleMFS
string.Compare(xattr, "com.apple.ResourceFork.tags", StringComparison.InvariantCulture) == 0)
{
error = ReadFile(path, out buf, true, true);
return error;
}
if(!ArrayHelpers.ArrayIsNullOrEmpty(entry.flUsrWds) &&
string.Compare(xattr, "com.apple.FinderInfo", StringComparison.InvariantCulture) == 0)
if(string.Compare(xattr, "com.apple.FinderInfo", StringComparison.InvariantCulture) == 0)
{
buf = new byte[16];
Array.Copy(entry.flUsrWds, 0, buf, 0, 16);
buf = Marshal.StructureToByteArrayBigEndian(entry.flUsrWds);
return Errno.NoError;
}
if(!debug || !device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag) ||
if(!debug ||
!device.Info.ReadableSectorTags.Contains(SectorTagType.AppleSectorTag) ||
string.Compare(xattr, "com.apple.macintosh.tags", StringComparison.InvariantCulture) != 0)
return Errno.NoSuchExtendedAttribute;
error = ReadFile(path, out buf, false, true);
return error;
}
}