public static IBeamChunk[] ReadChunks(EndianBinaryReader reader, IBeamReaderOptions options)
{
var chunks = new List <IBeamChunk>();
while (reader.BaseStream.Length > reader.BaseStream.Position)
{
chunks.Add(ReadChunk(reader, options));
}
return(chunks.ToArray());
}
public static IBeamChunk ReadChunk(EndianBinaryReader reader, IBeamReaderOptions options)
{
var name = reader.ReadString(BeamHeader.IffNameSize, BeamHeader.IffEEncodingType);
var size = reader.ReadUInt32();
var oldPos = reader.Position;
var chunkType = ChunkTypeConverter.GetType(name);
if (options.ChunkTypesAsRaw.Contains(chunkType))
{
chunkType = EChunkType.Raw;
}
var chunk = chunkType switch
{
EChunkType.Latin1Atoms => options.UseUnifiedAtomsChunk
? (IBeamChunk)BeamAtomsChunk.Read(reader, EEncodingType.Latin1)
: (IBeamChunk)BeamLatin1AtomsChunk.Read(reader, size),
EChunkType.Utf8Atoms => options.UseUnifiedAtomsChunk
? (IBeamChunk)BeamAtomsChunk.Read(reader, EEncodingType.Utf8)
: (IBeamChunk)BeamUtf8AtomsChunk.Read(reader, size),
EChunkType.Exports => BeamExportsChunk.Read(reader, size),
EChunkType.Code => BeamCodeChunk.Read(reader, size),
EChunkType.Strings => BeamStringsChunk.Read(reader, size),
EChunkType.Imports => BeamImportsChunk.Read(reader, size),
EChunkType.Literals => BeamLiteralsChunk.Read(reader, size),
EChunkType.LocalFuncs => BeamLocalFuncsChunk.Read(reader, size),
EChunkType.Attributes => BeamAttributesChunk.Read(reader, size),
EChunkType.CompilationInfo => BeamCompileInfoChunk.Read(reader, size),
EChunkType.AbstractCode => BeamAbstractCodeChunk.Read(reader, size),
EChunkType.Lines => BeamLinesChunk.Read(reader, size),
EChunkType.Raw => BeamRawChunk.Read(reader, size, name),
_ => throw new NotImplementedException($"Read {name} not implemented"),
};
var newPos = reader.Position;
if (newPos - oldPos != size)
{
throw new ReadBytesCountException((int)(oldPos - newPos), (int)size);
}
reader.ReadBytes((int)PaddingCalc.Calculate(size)); //skip padding
return(chunk);
}