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Use extended attributes in ISO9660 stat.

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Natalia Portillo
2019-07-22 01:53:12 +01:00
parent 50971115a5
commit 1ddfd4b8f8
1 changed files with 26 additions and 0 deletions
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26
DiscImageChef.Filesystems/ISO9660/File.cs
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@@ -4,6 +4,7 @@ using System.Globalization;
using System.IO;
using System.Linq;
using DiscImageChef.CommonTypes.Structs;
using DiscImageChef.Helpers;
using FileAttributes = DiscImageChef.CommonTypes.Structs.FileAttributes;
namespace DiscImageChef.Filesystems.ISO9660
@@ -98,6 +99,31 @@ namespace DiscImageChef.Filesystems.ISO9660
if(entry.Flags.HasFlag(FileFlags.Directory)) stat.Attributes |= FileAttributes.Directory;
if(entry.Flags.HasFlag(FileFlags.Hidden)) stat.Attributes |= FileAttributes.Hidden;
if(entry.AssociatedFile is null || entry.AssociatedFile.Extent == 0 || entry.AssociatedFile.Size == 0)
return Errno.NoError;
// TODO: XA
uint eaSizeInSectors = entry.AssociatedFile.Size / 2048;
if(entry.AssociatedFile.Size % 2048 > 0) eaSizeInSectors++;
byte[] ea = image.ReadSectors(entry.AssociatedFile.Extent, eaSizeInSectors);
ExtendedAttributeRecord ear = Marshal.ByteArrayToStructureLittleEndian<ExtendedAttributeRecord>(ea);
stat.UID = ear.owner;
stat.GID = ear.group;
stat.Mode = 0;
if(ear.permissions.HasFlag(Permissions.GroupExecute)) stat.Mode += 8;
if(ear.permissions.HasFlag(Permissions.GroupRead)) stat.Mode += 32;
if(ear.permissions.HasFlag(Permissions.OwnerExecute)) stat.Mode += 64;
if(ear.permissions.HasFlag(Permissions.OwnerRead)) stat.Mode += 256;
if(ear.permissions.HasFlag(Permissions.OtherExecute)) stat.Mode += 1;
if(ear.permissions.HasFlag(Permissions.OtherRead)) stat.Mode += 4;
stat.CreationTimeUtc = DateHandlers.Iso9660ToDateTime(ear.creation_date);
stat.LastWriteTimeUtc = DateHandlers.Iso9660ToDateTime(ear.modification_date);
return Errno.NoError;
}