int type = buf.readUnsignedShort();
buf.readUnsignedShort(); // length
// Authentication
if (type == MSG_IDENT || type == MSG_IDENT_FULL) {
long id = buf.readUnsignedInt();
int length = buf.readUnsignedShort();
buf.skipBytes(length);
length = buf.readUnsignedShort();
buf.skipBytes(length);
length = buf.readUnsignedShort();