public void onReceive(ByteBuffer b) {
if (b.remaining() == 4) {
Common.logError("invalid packet:");
byte[] data = new byte[b.remaining()];
b.get(data);
Common.print_dump(data);
// retry( TLMessage.keyAt( TLMessage.size() - 1) );
return;
}
try {
if (b.getLong() == 0) { // auth_key_id
b.getLong(); // message_id
b.getInt(); // message length
process(TL.deserialize(b));
} else {
byte[] msg_key = new byte[16];
b.get(msg_key);
byte[] data = new byte[b.remaining()];
b.get(data);
synchronized (aes) {
aes.prepare(false, msg_key, auth_key);
data = aes.IGE(data, false);
}
ByteBuffer btmp = ByteBuffer.wrap(data);
btmp.order(ByteOrder.LITTLE_ENDIAN);
server_salt = btmp.getLong();
btmp.getLong(); // session_id
cur_message_id = btmp.getLong(); // message_id
cur_msg_seq = btmp.getInt(); // seq_no
// if (cur_msg_seq > seqno)
// seqno = cur_msg_seq + cur_msg_seq % 2;
int bsize = btmp.getInt();
if (bsize < 0 || bsize > 1024 * 1024) {
Common.print_dump(btmp.array());
Common.logError(new String(btmp.array()));
Common.logError("FFFUUUUUUUUUUU!!!");
}
b = BufferAlloc(bsize);
btmp.get(b.array());
b.getInt();
ack_message(cur_msg_seq, cur_message_id);
b.position(0);
process(TL.deserialize(b));
send_accept();
}
} catch (Exception e) {
e.printStackTrace();
}
}
private void TL_Server_DH_Params(TL.Object obj) {
if (obj.name.equals("server_DH_params_ok")) {
aes.prepare(cl_nonce, sv_nonce, new_nonce);
byte[] answer = aes.IGE(obj.getBytes("encrypted_answer"), false);
ByteBuffer btmp = ByteBuffer.wrap(answer);
btmp.order(ByteOrder.LITTLE_ENDIAN);
btmp.position(20);
process(TL.deserialize(btmp));
}
if (obj.name.equals("server_DH_params_fail")) transport.disconnect();
}