boost::asio::buffer

最新推荐文章于 2025-01-07 22:56:59 发布

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最新推荐文章于 2025-01-07 22:56:59 发布

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发送错误：
std::vector<boost::asio::const_buffer> reply::to_buffers()
{
  std::vector<boost::asio::const_buffer> buffers;
	
  char header[HEADERLEN];
  auto short_len = (unsigned short) packetSize;
  m_hston_(short_len,header,0);
  m_hston_(cmd,header,2);
  m_hiton_(serialNBR,header,4);

  buffers.push_back(boost::asio::buffer((char*)header,HEADERLEN));
  buffers.push_back(boost::asio::buffer((char*)data,packetSize-8));
  return buffers;
}
发送正确：

std::vector<boost::asio::const_buffer> reply::to_buffers()
{
  std::vector<boost::asio::const_buffer> buffers;
  char header[HEADERLEN];
  auto short_len = (unsigned short) packetSize;
  m_hston_(short_len,header,0);
  m_hston_(cmd,header,2);
  m_hiton_(serialNBR,header,4);

  char sendmsg[8190];
  memcpy(sendmsg,header,HEADERLEN);
  memcpy(sendmsg+HEADERLEN,data,packetSize-8);
  buffers.push_back(boost::asio::buffer(sendmsg,packetSize));
  //buffers.push_back(boost::asio::buffer((char*)header,HEADERLEN));
  //buffers.push_back(boost::asio::buffer((char*)data,packetSize-8));
  return buffers;
}

  boost::asio::async_write(socket_, reply_.to_buffers(),
		  strand_.wrap(
			boost::bind(&connection::handle_write, shared_from_this(),
			  boost::asio::placeholders::error)));