public HyoutaArchiveContainer(DuplicatableStream stream)
{
ulong totalChunkLengths;
var firstChunk = new HyoutaArchiveChunk(stream, out totalChunkLengths);
Chunks = new List <HyoutaArchiveChunk>();
Chunks.Add(firstChunk);
while (totalChunkLengths < (ulong)stream.Length)
{
ulong tmp;
Chunks.Add(new HyoutaArchiveChunk(new PartialStream(stream, (long)totalChunkLengths, (long)((ulong)stream.Length - totalChunkLengths)), out tmp));
totalChunkLengths += tmp;
}
Chunks.TrimExcess();
FileCountOffsets = new long[Chunks.Count + 1];
FileCountOffsets[0] = 0;
for (int i = 0; i < Chunks.Count; ++i)
{
FileCountOffsets[i + 1] = FileCountOffsets[i] + Chunks[i].Filecount;
}
}
public static HyoutaArchiveBpsPatchInfo?Deserialize(DuplicatableStream stream, long maxBytes, EndianUtils.Endianness endian, ulong currentFileIndex, HyoutaArchiveChunk referencedChunk)
{
if (maxBytes < 16)
{
stream.DiscardBytes(maxBytes);
return(null);
}
else
{
ulong fileIndexToPatch = stream.ReadUInt64(endian);
ulong targetFilesize = stream.ReadUInt64(endian);
stream.DiscardBytes(maxBytes - 16);
if (fileIndexToPatch == currentFileIndex)
{
// this is how you set a file to be unpatched in an archive that has patches
return(null);
}
else
{
return(new HyoutaArchiveBpsPatchInfo(fileIndexToPatch, targetFilesize, referencedChunk));
}
}
}
