void TcpConnection::handleRead(Timestamp receiveTime)
{
LOG_DEBUG("TcpConnection::handleRead fd = %d, state = %s", socket_->fd(), getState(state_));
loop_->assertInLoopThread();
std::string data;
size_t n = socket_->recv(data);
inputBuffer_.write(data);
if (n > 0)
{
messageCallback_(shared_from_this(), &inputBuffer_, receiveTime);
}
else if (n == 0)
{
handleClose();
}
else
{
handleError();
}
}
void ProtobufCodec::onMessage(netlib::connectionPtr conn,netlib::Buffer *buf)
{
while(buf->readableSize() >= (kMinMessageLen)) //类型为空，名字只占一个字母还有'/0'
{
printf("readableSize = %d\n",buf->readableSize());
int len = buf->peekInt32();
buf->moveReadIndex(sizeof(int32_t));
assert(len < kMaxMessageLen && len >= kMinMessageLen);
if(buf->readableSize() >= static_cast<size_t>(len))
{
MessagePtr message = parse(buf->getReadPeek(),len);
//完整消息时才触发回调
messageCallback_(conn,message);
buf->moveReadIndex(len);
printf("111\n");
}
printf("222\n");
}
}
void Tcp_Session::handle_read(const boost::system::error_code& e, uint32_t bytes_transferred)
{
if (!e)
{
// TODO: you could do some message processing here, like breaking it up
// into smaller parts, rejecting unknown messages or handling the message protocol
std::string message(boost::asio::buffer_cast<const char*>(m_buffer.data()), bytes_transferred);
//std::cout <<"Tcp_Session::handle_read : "<< message << std::endl;
m_buffer.consume(bytes_transferred);
// create function to notify listeners
messageCallback_(shared_from_this(), message);
// wait for the next message
read();
}
else if (e != boost::asio::error::operation_aborted)
{
DisconnectedCallback_(shared_from_this());
}
}
void ProtobufCodec::onMessage(const TSessionPtr& connection, const std::string& strmessage)
{
//message length
const uint32_t len = PeekUInt32(strmessage.c_str());//after ntohl
if (kMinMessageLen < len && len < kMaxMessageLen)
{
if (len == strmessage.size() - kHeaderLen - 2)//checksum and "\r\n"
{
shared_ptr_Msg message = Decode(strmessage.c_str() + kHeaderLen, len);
//handle message callback
messageCallback_(connection, message);
}
else
{
//invaild message
}
}
else
{
//Invalid length
//errorCallback_
}
}
