public const int ENCRYPTED_MAGIC = 0x636D66; // todo: use the thingy again?
public ContentManifestFile(ClientHandler client, Stream stream, string name)
{
using (BinaryReader reader = new BinaryReader(stream)) {
m_header = reader.Read <CMFHeader>();
if (m_header.m_buildVersion < ProductHandler_Tank.VERSION_148_PTR) // before 1.48
{
stream.Position = 0;
m_header = reader.Read <CMFHeader25>().Upgrade();
}
if (m_header.m_buildVersion >= 12923648 || m_header.m_buildVersion < 52320)
{
throw new NotSupportedException("Overwatch 1.29 or earlier is not supported");
}
if (m_header.IsEncrypted())
{
using (var decryptedReader = ManifestCryptoHandler.GetDecryptedReader(name, "CMF", m_header, m_header.m_buildVersion, client.Product, stream))
ParseEntries(decryptedReader);
}
else
{
ParseEntries(reader);
}
}
}
public ResourceGraph(ClientHandler client, Stream stream, string name)
{
using (BinaryReader reader = new BinaryReader(stream)) {
m_header = reader.Read <TRGHeader>();
if (IsPre152(m_header))
{
stream.Position = 0;
m_header = reader.Read <TRGHeader6>().Upgrade();
}
var version = m_header.GetVersion();
if (version != 5 && version != 6 && version != 7 && version != 8)
{
throw new InvalidDataException($"unable to parse TRG. invalid version {version}, expected 5, 6, 7 or 8");
}
var isEnc = m_header.IsEncrypted();
if (!isEnc)
{
ParseBlocks(reader, name);
}
else
{
using (var decryptedReader = ManifestCryptoHandler.GetDecryptedReader(name, "TRG", m_header, m_header.m_buildVersion, client.Product, stream))
ParseBlocks(decryptedReader, name);
}
}
if (m_packages == null)
{
throw new NullReferenceException(nameof(m_packages));
}
if (m_skins == null)
{
throw new NullReferenceException(nameof(m_skins));
}
if (m_graphBlock == null)
{
throw new NullReferenceException(nameof(m_graphBlock));
}
}