C++ Msg::GetLength方法代码示例

void CBaseObj::SendRefMsg(Msg &pMsg)
{
	assert(m_GateIDMax < gateinfo_count);
	for (int i = m_GateIDMin; i <= m_GateIDMax; ++i)
	{
		gateinfo[i]->Reset();
	}

	static bool bNeeSendMsg = false;
	static msgtail tail;
	std::unordered_map<uint32, CBaseObj *> *playerlist = GetAoiList();
	std::unordered_map<uint32, CBaseObj *>::iterator iter = playerlist->begin();
	for (; iter != playerlist->end(); ++iter)
	{
		if (iter->second->IsPlayer())
		{
			CPlayer * p = (CPlayer *)iter->second;
			if (FuncUti::isValidCret(p))
			{
				int32 gateid = p->GetGateID();
				if (gateid >= 0 && gateid < gateinfo_count)
				{
					if (gateid > m_GateIDMax)
					{
						m_GateIDMax = gateid;
					}
					else if (gateid < m_GateIDMin)
					{
						m_GateIDMin = gateid;
					}

					if (gateinfo[gateid]->gate == nullptr)
					{
						gateinfo[gateid]->gate = p->GetGateInfo();
					}
					gateinfo[gateid]->nClientId[gateinfo[gateid]->nCount] = p->GetClientID();
					gateinfo[gateid]->nCount += 1;
				}
			}
		}
	}

	static bool bIsPlayer = false;
	bIsPlayer = IsPlayer();
	if (bNeeSendMsg || bIsPlayer)
	{
		if (bIsPlayer)
		{
			CPlayer *p = (CPlayer *)this;
			int32 gateid = p->GetGateID();
			if (gateid >= 0 && gateid < gateinfo_count)
			{
				if (gateid > m_GateIDMax)
				{
					m_GateIDMax = gateid;
				}
				else if (gateid < m_GateIDMin)
				{
					m_GateIDMin = gateid;
				}

				if (gateinfo[gateid]->gate == nullptr)
				{
					gateinfo[gateid]->gate = p->GetGateInfo();
				}

				gateinfo[gateid]->nClientId[gateinfo[gateid]->nCount] = p->GetClientID();
				gateinfo[gateid]->nCount += 1;
			}
		}

		bNeeSendMsg = false;
		MessagePack pkmain;
		pkmain.PushInt32(pMsg.GetLength());
		pkmain.PushBlock(&pMsg, pMsg.GetLength());
		int32 pkmainlen = pkmain.GetLength();

		for (int i = m_GateIDMin; i < m_GateIDMax; ++i)
		{
			if (gateinfo[i]->nCount > 0)
			{
				tail.id = 0;
				for (int j = 0; j < gateinfo[i]->nCount; ++j)
				{
					pkmain.PushInt32(gateinfo[i]->nClientId[j]);
					--tail.id;
				}
				GameGatewayMgr.SendMsg(gateinfo[i]->gate, pkmain, &tail, sizeof(tail));
				pkmain.SetLength(pkmainlen);
				pkmain.m_index = pkmainlen - (int32)sizeof(Msg);
			}
		}
	}
}

//.........这里部分代码省略.........
		sequence |= 0x10;		// Sequenced, first frame
	}
	if( payload->m_part == 2 )
	{
		sequence = m_sequenceCounter & 0x0f;
		sequence |= 0x30;		// Sequenced, second frame
	}
	/* at most, the payload will be 28 bytes + 1 byte for the Sequence. */
	uint8 plaintextmsg[32];
	plaintextmsg[0] = sequence;
	for (int i = 0; i < payload->m_length; i++)
		plaintextmsg[i+1] = payload->m_data[i];

	/* Append the message payload after encrypting it with AES-OFB (key is EncryptPassword,
	 * full IV (16 bytes - 8 Random and 8 NONCE) and payload.m_data
	 */
	PrintHex("Input Packet:", plaintextmsg, payload->m_length+1);
#ifdef DEBUG
	PrintHex("IV:", initializationVector, 16);
#endif
	uint8 encryptedpayload[30];
	aes_mode_reset(this->EncryptKey);
	if (aes_ofb_encrypt(plaintextmsg, encryptedpayload, payload->m_length+1, initializationVector, this->EncryptKey) == EXIT_FAILURE) {
		Log::Write(LogLevel_Warning, GetNodeId(), "Failed to Encrypt Packet");
		delete msg;
		return false;
	}
#ifdef DEBUG
	PrintHex("Encrypted Output", encryptedpayload, payload->m_length+1);

	/* The Following Code attempts to Decrypt the Packet and Verify */

	/* the first 8 bytes of a outgoing IV are random */
	for (int i = 0; i < 8; i++) {
		//initializationVector[i] = (rand()%0xFF)+1;
		initializationVector[i] = 0xAA;
	}
	/* the remaining 8 bytes are the NONCE we got from the device */
	for (int i = 0; i < 8; i++) {
		initializationVector[8+i] = _nonce[i];
	}
	aes_mode_reset(this->EncryptKey);
	uint8 tmpoutput[16];
	if (aes_ofb_encrypt(encryptedpayload, tmpoutput, payload->m_length+1, initializationVector, this->EncryptKey) == EXIT_FAILURE) {
		Log::Write(LogLevel_Warning, GetNodeId(), "Failed to Encrypt Packet");
		delete msg;
		return false;
	}

	PrintHex("Decrypted output", tmpoutput, payload->m_length+1);
#endif
	for(int i=0; i<payload->m_length+1; ++i )
	{
		msg->Append( encryptedpayload[i] );
	}

	// Append the nonce identifier :)
	msg->Append(_nonce[0]);

	/* Append space for the authentication data Set with AES-CBCMAC (key is AuthPassword,
	 * Full IV (16 bytes - 8 random and 8 NONCE) and sequence|SrcNode|DstNode|payload.m_length|payload.m_data
	 *
	 */
	/* Regenerate IV */
	/* the first 8 bytes of a outgoing IV are random */
	for (int i = 0; i < 8; i++) {
		//initializationVector[i] = (rand()%0xFF)+1;
		initializationVector[i] = 0xAA;
	}
	/* the remaining 8 bytes are the NONCE we got from the device */
	for (int i = 0; i < 8; i++) {
		initializationVector[8+i] = _nonce[i];
	}
	uint8 mac[8];
	this->GenerateAuthentication(&msg->GetBuffer()[7], msg->GetLength()+2, GetDriver()->GetNodeId(), GetNodeId(), initializationVector, mac);
	for(int i=0; i<8; ++i )
	{
		msg->Append( mac[i] );
	}
#ifdef DEBUG
	PrintHex("Auth", mac, 8);
#endif
	msg->Append( GetDriver()->GetTransmitOptions() );
#ifdef DEBUG
	PrintHex("Outgoing", msg->GetBuffer(), msg->GetLength());
#endif
	GetDriver()->SendMsg(msg, Driver::MsgQueue_Security);

	/* finally, if the message we just sent is a NetworkKeySet, then we need to reset our Network Key here
	 * as the reply we will get back will be encrypted with the new Network key
	 */
	if ((this->m_networkkeyset == false) && (payload->m_data[0] == 0x98) && (payload->m_data[1] == 0x06)) {
		Log::Write(LogLevel_Info, GetNodeId(), "Reseting Network Key after Inclusion");
		this->m_networkkeyset = true;
		SetupNetworkKey();
	}

	delete payload;
	return true;
}