int ObClientManager::send_request(const ObServer& server, const int32_t pcode, const int32_t version, const int64_t timeout, ObDataBuffer& in_buffer, ObDataBuffer& out_buffer, int64_t& session_id) const { int rc = OB_SUCCESS; ObPacket* response = NULL; rc = do_send_request(server, pcode, version, timeout, in_buffer, response); // deserialize response packet to out_buffer if (OB_SUCCESS == rc && NULL != response) { session_id = response->get_session_id() ; // TODO // copy response's inner_buffer to out_buffer. int64_t data_length = response->get_data_length(); ObDataBuffer* response_buffer = response->get_buffer(); if (out_buffer.get_remain() < data_length) { TBSYS_LOG(ERROR, "insufficient memory in out_buffer, remain:%ld, length=%ld", out_buffer.get_remain(), data_length); rc = OB_ERROR; } else { memcpy(out_buffer.get_data() + out_buffer.get_position(), response_buffer->get_data() + response_buffer->get_position(), data_length); out_buffer.get_position() += data_length; } } return rc; }
int ObClientManager::get_next(const ObServer& server, const int64_t session_id, const int64_t timeout, ObDataBuffer& in_buffer, ObDataBuffer& out_buffer) const { int rc = OB_SUCCESS; ObPacket* response = NULL; //rc = send_request(server, pcode, version, timeout, in_buffer, response); ObPacket* packet = new (std::nothrow) ObPacket(); if (NULL == packet) { rc = OB_ALLOCATE_MEMORY_FAILED; } else { packet->set_packet_code(OB_SESSION_NEXT_REQUEST); packet->setChannelId(0); packet->set_api_version(0); packet->set_data(in_buffer); packet->set_source_timeout(timeout); packet->set_session_id(session_id); //TODO } if (OB_SUCCESS == rc) { rc = packet->serialize(); if (OB_SUCCESS != rc) TBSYS_LOG(WARN, "packet serialize error, code=%d", packet->get_packet_code()); } // serialize failed if (OB_SUCCESS != rc && NULL != packet) { packet->free(); } if (OB_SUCCESS == rc) { rc = do_send_packet(server, packet, timeout, response); } // deserialize response packet to out_buffer if (OB_SUCCESS == rc && NULL != response) { // copy response's inner_buffer to out_buffer. int64_t data_length = response->get_data_length(); ObDataBuffer* response_buffer = response->get_buffer(); if (out_buffer.get_remain() < data_length) { TBSYS_LOG(ERROR, "insufficient memory in out_buffer, remain:%ld, length=%ld", out_buffer.get_remain(), data_length); rc = OB_ERROR; } else { memcpy(out_buffer.get_data() + out_buffer.get_position(), response_buffer->get_data() + response_buffer->get_position(), data_length); out_buffer.get_position() += data_length; } } return rc; }