static object ReadFile(BinaryReader reader, string filename)
{
var magic = reader.ReadUInt32();
reader.BaseStream.Position = 0;
switch (magic)
{
case MH_MAGIC:
case MH_MAGIC_64:
var mf = new MachOFile(filename);
mf.Read(reader);
return(mf);
case FAT_MAGIC: // little-endian fat binary
case FAT_CIGAM: // big-endian fat binary
{
var f = new FatFile(filename);
f.Read(reader);
return(f);
}
default:
if (StaticLibrary.IsStaticLibrary(reader))
{
var sl = new StaticLibrary();
sl.Read(filename, reader, reader.BaseStream.Length);
return(sl);
}
throw new Exception(string.Format("File format not recognized: {0} (magic: 0x{1})", filename, magic.ToString("X")));
}
}
internal void Read(string filename, BinaryReader reader, long size)
{
IsStaticLibrary(reader, throw_if_error: true);
var pos = reader.BaseStream.Position;
reader.BaseStream.Position += 8; // header
byte [] bytes;
while (reader.BaseStream.Position < pos + size)
{
var fileIdentifier = ReadString(reader, 16);
var fileModificationTimestamp = ReadDecimal(reader, 12);
var ownerId = ReadDecimal(reader, 6);
var groupId = ReadDecimal(reader, 6);
var fileMode = ReadOctal(reader, 8);
var fileSize = ReadDecimal(reader, 10);
bytes = reader.ReadBytes(2); // ending characters
if (bytes [0] != 0x60 && bytes [1] != 0x0A)
{
throw ErrorHelper.CreateError(1605, Errors.MT1605, fileIdentifier, filename, bytes[0].ToString("x"), bytes[1].ToString("x"));
}
if (fileIdentifier.StartsWith("#1/", StringComparison.Ordinal))
{
var nameLength = int.Parse(fileIdentifier.Substring(3).TrimEnd(' '));
fileIdentifier = ReadString(reader, nameLength);
fileSize -= nameLength;
}
var nextPosition = reader.BaseStream.Position + fileSize;
if (MachOFile.IsMachOLibrary(null, reader))
{
var file = new MachOFile(fileIdentifier);
file.Read(reader);
object_files.Add(file);
}
// byte position is always even after each file.
if (nextPosition % 1 == 1)
{
nextPosition++;
}
reader.BaseStream.Position = nextPosition;
}
}
internal void ReadEntry(BinaryReader reader)
{
reader.BaseStream.Position = offset;
if (MachOFile.IsMachOLibrary(this, reader))
{
entry = new MachOFile(this);
entry.Read(reader);
}
else if (StaticLibrary.IsStaticLibrary(reader))
{
static_library = new StaticLibrary();
static_library.Read(parent?.Filename, reader, size);
}
else
{
throw ErrorHelper.CreateError(1603, Errors.MX1603, offset, parent.Filename);
}
}
internal void ReadEntry(BinaryReader reader)
{
reader.BaseStream.Position = offset;
if (MachOFile.IsMachOLibrary(this, reader))
{
entry = new MachOFile(this);
entry.Read(reader);
}
else if (StaticLibrary.IsStaticLibrary(reader))
{
static_library = new StaticLibrary();
static_library.Read(reader);
}
else
{
throw ErrorHelper.CreateError(1603, "Unknown format for fat entry at position {0} in {1}.", offset, parent.Filename);
}
}
internal void ReadEntry(BinaryReader reader)
{
reader.BaseStream.Position = offset;
if (MachOFile.IsMachOLibrary (this, reader)) {
entry = new MachOFile (this);
entry.Read (reader);
} else if (StaticLibrary.IsStaticLibrary (reader)) {
static_library = new StaticLibrary ();
static_library.Read (reader);
} else {
throw ErrorHelper.CreateError (1603, "Unknown format for fat entry at position {0} in {1}.", offset, parent.Filename);
}
}
static object ReadFile(BinaryReader reader, string filename)
{
var magic = reader.ReadUInt32 ();
reader.BaseStream.Position = 0;
switch (magic) {
case MH_MAGIC:
case MH_MAGIC_64:
var mf = new MachOFile (filename);
mf.Read (reader);
return mf;
case FAT_MAGIC: // little-endian fat binary
case FAT_CIGAM: // big-endian fat binary
{
var f = new FatFile (filename);
f.Read (reader);
return f;
}
default:
if (StaticLibrary.IsStaticLibrary (reader)) {
var sl = new StaticLibrary ();
sl.Read (reader);
return sl;
}
throw new Exception (string.Format ("File format not recognized: {0} (magic: 0x{1})", filename, magic.ToString ("X")));
}
}
