nghttp2/src/asio_server_response_impl.h

93 lines
2.7 KiB
C++

/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2015 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef ASIO_SERVER_RESPONSE_IMPL_H
#define ASIO_SERVER_RESPONSE_IMPL_H
#include "nghttp2_config.h"
#include <nghttp2/asio_http2_server.h>
namespace nghttp2 {
namespace asio_http2 {
namespace server {
class stream;
enum class response_state {
INITIAL,
// response_impl::write_head() was called
HEADER_DONE,
// response_impl::end() was called
BODY_STARTED,
};
class response_impl {
public:
response_impl();
void write_head(unsigned int status_code, header_map h = header_map{});
void end(std::string data = "");
void end(generator_cb cb);
void write_trailer(header_map h);
void on_close(close_cb cb);
void resume();
void cancel(uint32_t error_code);
response *push(boost::system::error_code &ec, std::string method,
std::string raw_path_query, header_map) const;
boost::asio::io_service &io_service();
void start_response();
unsigned int status_code() const;
const header_map &header() const;
void pushed(bool f);
void push_promise_sent();
void stream(class stream *s);
generator_cb::result_type call_read(uint8_t *data, std::size_t len,
uint32_t *data_flags);
void call_on_close(uint32_t error_code);
private:
class stream *strm_;
header_map header_;
generator_cb generator_cb_;
close_cb close_cb_;
unsigned int status_code_;
response_state state_;
// true if this is pushed stream's response
bool pushed_;
// true if PUSH_PROMISE is sent if this is response of a pushed
// stream
bool push_promise_sent_;
};
} // namespace server
} // namespace asio_http2
} // namespace nghttp2
#endif // ASIO_SERVER_RESPONSE_IMPL_H