nghttp2/src/asio_client_session_tls_imp...

107 lines
3.7 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.
*/
#include "asio_client_session_tls_impl.h"
#include "asio_common.h"
namespace nghttp2 {
namespace asio_http2 {
namespace client {
session_tls_impl::session_tls_impl(
boost::asio::io_service &io_service, boost::asio::ssl::context &tls_ctx,
const std::string &host, const std::string &service,
const boost::posix_time::time_duration &connect_timeout)
: session_impl(io_service, connect_timeout), socket_(io_service, tls_ctx) {
// this callback setting is no effect is
// ssl::context::set_verify_mode(boost::asio::ssl::verify_peer) is
// not used, which is what we want.
socket_.set_verify_callback(boost::asio::ssl::rfc2818_verification(host));
auto ssl = socket_.native_handle();
if (!util::numeric_host(host.c_str())) {
SSL_set_tlsext_host_name(ssl, host.c_str());
}
}
session_tls_impl::~session_tls_impl() {}
void session_tls_impl::start_connect(tcp::resolver::iterator endpoint_it) {
auto self = std::static_pointer_cast<session_tls_impl>(shared_from_this());
boost::asio::async_connect(
socket(), endpoint_it,
[self](const boost::system::error_code &ec,
tcp::resolver::iterator endpoint_it) {
if (self->stopped()) {
return;
}
if (ec) {
self->not_connected(ec);
return;
}
self->socket_.async_handshake(
boost::asio::ssl::stream_base::client,
[self, endpoint_it](const boost::system::error_code &ec) {
if (self->stopped()) {
return;
}
if (ec) {
self->not_connected(ec);
return;
}
if (!tls_h2_negotiated(self->socket_)) {
self->not_connected(make_error_code(
NGHTTP2_ASIO_ERR_TLS_NO_APP_PROTO_NEGOTIATED));
return;
}
self->connected(endpoint_it);
});
});
}
tcp::socket &session_tls_impl::socket() { return socket_.next_layer(); }
void session_tls_impl::read_socket(
std::function<void(const boost::system::error_code &ec, std::size_t n)> h) {
socket_.async_read_some(boost::asio::buffer(rb_), h);
}
void session_tls_impl::write_socket(
std::function<void(const boost::system::error_code &ec, std::size_t n)> h) {
boost::asio::async_write(socket_, boost::asio::buffer(wb_, wblen_), h);
}
void session_tls_impl::shutdown_socket() {
boost::system::error_code ignored_ec;
socket_.lowest_layer().close(ignored_ec);
}
} // namespace client
} // namespace asio_http2
} // namespace nghttp2