private void ReadArchive(HeaderBuffer headerBytes)
{
while (true)
{
var prop = headerBytes.ReadProperty();
switch (prop)
{
case HeaderProperty.kEncodedHeader:
{
ArchiveInfo = ReadPackedStreams(headerBytes);
stream.Seek((long)ArchiveInfo.PackPosition + BaseOffset, SeekOrigin.Begin);
var firstFolder = ArchiveInfo.Folders.First();
ulong unpackSize = firstFolder.GetUnpackSize();
ulong packSize = ArchiveInfo.PackedStreams.Select(x => x.PackedSize)
.Aggregate((ulong)0, (sum, size) => sum + size);
byte[] unpackedBytes = new byte[(int)unpackSize];
Decoder decoder = new Decoder();
decoder.SetDecoderProperties(firstFolder.Coders[0].Properties);
using (MemoryStream outStream = new MemoryStream(unpackedBytes))
{
decoder.Code(stream, outStream, (long)(packSize), (long)unpackSize, null);
}
headerBytes = new HeaderBuffer {
Bytes = unpackedBytes
};
}
break;
case HeaderProperty.kHeader:
{
ReadFileHeader(headerBytes);
return;
}
default:
throw new NotSupportedException("7Zip header " + prop);
}
}
}
private void ReadArchive(HeaderBuffer headerBytes)
{
while (true)
{
var prop = headerBytes.ReadProperty();
switch (prop)
{
case HeaderProperty.kEncodedHeader:
{
ArchiveInfo = ReadPackedStreams(headerBytes);
stream.Seek((long)ArchiveInfo.PackPosition + BaseOffset, SeekOrigin.Begin);
var firstFolder = ArchiveInfo.Folders.First();
ulong unpackSize = firstFolder.GetUnpackSize();
ulong packSize = ArchiveInfo.PackedStreams.Select(x => x.PackedSize)
.Aggregate((ulong)0, (sum, size) => sum + size);
byte[] unpackedBytes = new byte[(int)unpackSize];
Decoder decoder = new Decoder();
decoder.SetDecoderProperties(firstFolder.Coders[0].Properties);
using (MemoryStream outStream = new MemoryStream(unpackedBytes))
{
decoder.Code(stream, outStream, (long)(packSize), (long)unpackSize, null);
}
headerBytes = new HeaderBuffer { Bytes = unpackedBytes };
}
break;
case HeaderProperty.kHeader:
{
ReadFileHeader(headerBytes);
return;
}
default:
throw new NotSupportedException("7Zip header " + prop);
}
}
}
