| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <grpc++/async_server_context.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/log.h> |
| #include "src/cpp/proto/proto_utils.h" |
| #include <grpc++/config.h> |
| #include <grpc++/status.h> |
| |
| namespace grpc { |
| |
| AsyncServerContext::AsyncServerContext( |
| grpc_call *call, const grpc::string &method, const grpc::string &host, |
| system_clock::time_point absolute_deadline) |
| : method_(method), |
| host_(host), |
| absolute_deadline_(absolute_deadline), |
| request_(nullptr), |
| call_(call) {} |
| |
| AsyncServerContext::~AsyncServerContext() { grpc_call_destroy(call_); } |
| |
| void AsyncServerContext::Accept(grpc_completion_queue *cq) { |
| GPR_ASSERT(grpc_call_server_accept_old(call_, cq, this) == GRPC_CALL_OK); |
| GPR_ASSERT(grpc_call_server_end_initial_metadata_old( |
| call_, GRPC_WRITE_BUFFER_HINT) == GRPC_CALL_OK); |
| } |
| |
| bool AsyncServerContext::StartRead(grpc::protobuf::Message *request) { |
| GPR_ASSERT(request); |
| request_ = request; |
| grpc_call_error err = grpc_call_start_read_old(call_, this); |
| return err == GRPC_CALL_OK; |
| } |
| |
| bool AsyncServerContext::StartWrite(const grpc::protobuf::Message &response, |
| int flags) { |
| grpc_byte_buffer *buffer = nullptr; |
| if (!SerializeProto(response, &buffer)) { |
| return false; |
| } |
| grpc_call_error err = grpc_call_start_write_old(call_, buffer, this, flags); |
| grpc_byte_buffer_destroy(buffer); |
| return err == GRPC_CALL_OK; |
| } |
| |
| bool AsyncServerContext::StartWriteStatus(const Status &status) { |
| grpc_call_error err = grpc_call_start_write_status_old( |
| call_, static_cast<grpc_status_code>(status.code()), |
| status.details().empty() ? nullptr |
| : const_cast<char *>(status.details().c_str()), |
| this); |
| return err == GRPC_CALL_OK; |
| } |
| |
| bool AsyncServerContext::ParseRead(grpc_byte_buffer *read_buffer) { |
| GPR_ASSERT(request_); |
| bool success = DeserializeProto(read_buffer, request_); |
| request_ = nullptr; |
| return success; |
| } |
| |
| } // namespace grpc |