public static AFSSectionDescriptor load(BinaryReader reader)
{
var afsd = new AFSSectionDescriptor()
{
name = Encoding.ASCII.GetString(reader.ReadBytes(32)),
un2 = reader.ReadInt32(),
un3 = reader.ReadUInt16(),
un4 = reader.ReadUInt16(),
un5 = reader.ReadUInt32(),
length = reader.ReadUInt32(),
};
return(afsd);
}
public AFSSection[] sections; // sections are relative to file base
public static AFSFile load(BinaryReader reader)
{
var head = reader.ReadInt32();
if (head != AFS_HEAD)
{
throw new InvalidDataException($"AFSFile.load expected 0x{AFS_HEAD:X} 'AFS\\x00', got {head:X}");
}
var AFS = new AFSFile();
AFS.sectionCount = reader.ReadInt32();
AFS.sections = new AFSSection[AFS.sectionCount];
for (int i = 0; i < AFS.sectionCount; i++)
{
AFS.sections[i] = AFSSection.load(reader);
}
for (int i = 0; i < AFS.sectionCount; i++)
{
reader.BaseStream.Position = AFS.sections[i].offset;
//Console.WriteLine($"{reader.BaseStream.Position:X}, {AFS.sections[i].length:X} ");
AFS.sections[i].data = reader.ReadBytes(AFS.sections[i].length);
}
// we're at the end anchor of the second section
/*
* // locate filetable offset
* // there's probably better way to do this
* Console.WriteLine("Finding filetable...");
* while ((reader.ReadByte()) == 0) ;
*
* reader.BaseStream.Position -= 1; // Dec one pos.
* //NNGHGHGNGHH
*/
reader.BaseStream.Position = AFS.sections[0].offset - 0x10;
reader.ReadUInt64();
var filetable_offset = reader.ReadUInt32();
// Console.WriteLine($"{filetable_offset:X}");
reader.BaseStream.Position = filetable_offset;
for (int i = 0; i < AFS.sectionCount; i++)
{
AFS.sections[i].descriptor = AFSSectionDescriptor.load(reader);
}
return(AFS);
}
