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Merge pull request #803 from clemahieu/asio_threading 

Holding more shared_ptrs instead of raw ptrs
This commit is contained in:
Tatsuhiro Tsujikawa 2017-02-09 20:55:23 +09:00 committed by GitHub
parent 36a2023310 13fc54c6a9
commit d1f4dafd73
3 changed files with 38 additions and 36 deletions
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44
src/asio_client_session_impl.cc
View File

@ -69,17 +69,17 @@ void session_impl::start_resolve(const std::string &host,
const std::string &service) {
deadline_.expires_from_now(connect_timeout_);
auto self = this->shared_from_this();
auto self = shared_from_this();
resolver_.async_resolve({host, service},
[this, self](const boost::system::error_code &ec,
[self](const boost::system::error_code &ec,
tcp::resolver::iterator endpoint_it) {
if (ec) {
not_connected(ec);
self->not_connected(ec);
return;
}
start_connect(endpoint_it);
self->start_connect(endpoint_it);
});
deadline_.async_wait(std::bind(&session_impl::handle_deadline, self));
@ -597,38 +597,38 @@ void session_impl::do_read() {
auto self = this->shared_from_this();
read_socket([this, self](const boost::system::error_code &ec,
read_socket([self](const boost::system::error_code &ec,
std::size_t bytes_transferred) {
if (ec) {
if (!should_stop()) {
call_error_cb(ec);
if (!self->should_stop()) {
self->call_error_cb(ec);
}
stop();
self->stop();
return;
}
{
callback_guard cg(*this);
callback_guard cg(*self);
auto rv =
nghttp2_session_mem_recv(session_, rb_.data(), bytes_transferred);
nghttp2_session_mem_recv(self->session_, self->rb_.data(), bytes_transferred);
if (rv != static_cast<ssize_t>(bytes_transferred)) {
call_error_cb(make_error_code(
self->call_error_cb(make_error_code(
static_cast<nghttp2_error>(rv < 0 ? rv : NGHTTP2_ERR_PROTO)));
stop();
self->stop();
return;
}
}
do_write();
self->do_write();
if (should_stop()) {
stop();
if (self->should_stop()) {
self->stop();
return;
}
do_read();
self->do_read();
});
}
@ -695,17 +695,17 @@ void session_impl::do_write() {
auto self = this->shared_from_this();
write_socket(
[this, self](const boost::system::error_code &ec, std::size_t n) {
[self](const boost::system::error_code &ec, std::size_t n) {
if (ec) {
call_error_cb(ec);
stop();
self->call_error_cb(ec);
self->stop();
return;
}
wblen_ = 0;
writing_ = false;
self->wblen_ = 0;
self->writing_ = false;
do_write();
self->do_write();
});
}

9
src/asio_client_session_tcp_impl.cc
View File

@ -37,19 +37,20 @@ session_tcp_impl::session_tcp_impl(
session_tcp_impl::~session_tcp_impl() {}
void session_tcp_impl::start_connect(tcp::resolver::iterator endpoint_it) {
auto self = shared_from_this();
boost::asio::async_connect(socket_, endpoint_it,
[this](const boost::system::error_code &ec,
[self](const boost::system::error_code &ec,
tcp::resolver::iterator endpoint_it) {
if (stopped()) {
if (self->stopped()) {
return;
}
if (ec) {
not_connected(ec);
self->not_connected(ec);
return;
}
connected(endpoint_it);
self->connected(endpoint_it);
});
}

21
src/asio_client_session_tls_impl.cc
View File

@ -43,37 +43,38 @@ session_tls_impl::session_tls_impl(
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, [this](const boost::system::error_code &ec,
socket(), endpoint_it, [self](const boost::system::error_code &ec,
tcp::resolver::iterator endpoint_it) {
if (stopped()) {
if (self->stopped()) {
return;
}
if (ec) {
not_connected(ec);
self->not_connected(ec);
return;
}
socket_.async_handshake(
self->socket_.async_handshake(
boost::asio::ssl::stream_base::client,
[this, endpoint_it](const boost::system::error_code &ec) {
if (stopped()) {
[self, endpoint_it](const boost::system::error_code &ec) {
if (self->stopped()) {
return;
}
if (ec) {
not_connected(ec);
self->not_connected(ec);
return;
}
if (!tls_h2_negotiated(socket_)) {
not_connected(make_error_code(
if (!tls_h2_negotiated(self->socket_)) {
self->not_connected(make_error_code(
NGHTTP2_ASIO_ERR_TLS_NO_APP_PROTO_NEGOTIATED));
return;
}
connected(endpoint_it);
self->connected(endpoint_it);
});
});
}