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Implemented missing methods, for full MFS read-only support.

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This commit is contained in:
Natalia Portillo
2016-08-01 17:59:22 +01:00
parent b60f650733
commit e37f50d5d3
10 changed files with 716 additions and 26 deletions
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20
DiscImageChef.Filesystems/AppleMFS/Info.cs
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@@ -47,6 +47,8 @@ namespace DiscImageChef.Filesystems.AppleMFS
byte[] mdb_sector = imagePlugin.ReadSector(2 + partitionStart);
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
drSigWord = BigEndianBitConverter.ToUInt16(mdb_sector, 0x000);
return drSigWord == MFS_MAGIC;
@@ -67,6 +69,8 @@ namespace DiscImageChef.Filesystems.AppleMFS
byte[] mdb_sector = imagePlugin.ReadSector(2 + partitionStart);
byte[] bb_sector = imagePlugin.ReadSector(0 + partitionStart);
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
MDB.drSigWord = BigEndianBitConverter.ToUInt16(mdb_sector, 0x000);
if(MDB.drSigWord != MFS_MAGIC)
return;
@@ -84,9 +88,9 @@ namespace DiscImageChef.Filesystems.AppleMFS
MDB.drNxtFNum = BigEndianBitConverter.ToUInt32(mdb_sector, 0x01E);
MDB.drFreeBks = BigEndianBitConverter.ToUInt16(mdb_sector, 0x022);
MDB.drVNSiz = mdb_sector[0x024];
variable_size = new byte[MDB.drVNSiz];
Array.Copy(mdb_sector, 0x025, variable_size, 0, MDB.drVNSiz);
MDB.drVN = Encoding.ASCII.GetString(variable_size);
variable_size = new byte[MDB.drVNSiz+1];
Array.Copy(mdb_sector, 0x024, variable_size, 0, MDB.drVNSiz+1);
MDB.drVN = GetStringFromPascal(variable_size);
BB.signature = BigEndianBitConverter.ToUInt16(bb_sector, 0x000);
@@ -132,12 +136,12 @@ namespace DiscImageChef.Filesystems.AppleMFS
if((MDB.drAtrb & 0x8000) == 0x8000)
sb.AppendLine("Volume is locked by software.");
sb.AppendFormat("{0} files on volume", MDB.drNmFls).AppendLine();
sb.AppendFormat("First directory block: {0}", MDB.drDirSt).AppendLine();
sb.AppendFormat("{0} blocks in directory.", MDB.drBlLen).AppendLine();
sb.AppendFormat("{0} volume allocation blocks.", MDB.drNmAlBlks).AppendLine();
sb.AppendFormat("Size of allocation blocks: {0}", MDB.drAlBlkSiz).AppendLine();
sb.AppendFormat("First directory sector: {0}", MDB.drDirSt).AppendLine();
sb.AppendFormat("{0} sectors in directory.", MDB.drBlLen).AppendLine();
sb.AppendFormat("{0} volume allocation blocks.", MDB.drNmAlBlks + 1).AppendLine();
sb.AppendFormat("Size of allocation blocks: {0} bytes", MDB.drAlBlkSiz).AppendLine();
sb.AppendFormat("{0} bytes to allocate.", MDB.drClpSiz).AppendLine();
sb.AppendFormat("{0} first allocation block.", MDB.drAlBlSt).AppendLine();
sb.AppendFormat("First allocation block (#2) starts in sector {0}.", MDB.drAlBlSt).AppendLine();
sb.AppendFormat("Next unused file number: {0}", MDB.drNxtFNum).AppendLine();
sb.AppendFormat("{0} unused allocation blocks.", MDB.drFreeBks).AppendLine();
sb.AppendFormat("Volume name: {0}", MDB.drVN).AppendLine();