diff options
Diffstat (limited to 'contrib/epee/src')
| -rw-r--r-- | contrib/epee/src/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | contrib/epee/src/net_helper.cpp | 54 |
2 files changed, 56 insertions, 1 deletions
diff --git a/contrib/epee/src/CMakeLists.txt b/contrib/epee/src/CMakeLists.txt index 0787a9d08..2465afebb 100644 --- a/contrib/epee/src/CMakeLists.txt +++ b/contrib/epee/src/CMakeLists.txt @@ -26,8 +26,9 @@ # 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. -add_library(epee STATIC hex.cpp http_auth.cpp mlog.cpp net_utils_base.cpp string_tools.cpp wipeable_string.cpp memwipe.c +add_library(epee STATIC hex.cpp http_auth.cpp mlog.cpp net_helper.cpp net_utils_base.cpp string_tools.cpp wipeable_string.cpp memwipe.c connection_basic.cpp network_throttle.cpp network_throttle-detail.cpp mlocker.cpp buffer.cpp net_ssl.cpp) + if (USE_READLINE AND GNU_READLINE_FOUND) add_library(epee_readline STATIC readline_buffer.cpp) endif() diff --git a/contrib/epee/src/net_helper.cpp b/contrib/epee/src/net_helper.cpp new file mode 100644 index 000000000..3543f5716 --- /dev/null +++ b/contrib/epee/src/net_helper.cpp @@ -0,0 +1,54 @@ +#include "net/net_helper.h" + +namespace epee +{ +namespace net_utils +{ + boost::unique_future<boost::asio::ip::tcp::socket> + direct_connect::operator()(const std::string& addr, const std::string& port, boost::asio::steady_timer& timeout) const + { + // Get a list of endpoints corresponding to the server name. + ////////////////////////////////////////////////////////////////////////// + boost::asio::ip::tcp::resolver resolver(GET_IO_SERVICE(timeout)); + boost::asio::ip::tcp::resolver::query query(boost::asio::ip::tcp::v4(), addr, port, boost::asio::ip::tcp::resolver::query::canonical_name); + boost::asio::ip::tcp::resolver::iterator iterator = resolver.resolve(query); + boost::asio::ip::tcp::resolver::iterator end; + if(iterator == end) // Documentation states that successful call is guaranteed to be non-empty + throw boost::system::system_error{boost::asio::error::fault, "Failed to resolve " + addr}; + + ////////////////////////////////////////////////////////////////////////// + + struct new_connection + { + boost::promise<boost::asio::ip::tcp::socket> result_; + boost::asio::ip::tcp::socket socket_; + + explicit new_connection(boost::asio::io_service& io_service) + : result_(), socket_(io_service) + {} + }; + + const auto shared = std::make_shared<new_connection>(GET_IO_SERVICE(timeout)); + timeout.async_wait([shared] (boost::system::error_code error) + { + if (error != boost::system::errc::operation_canceled && shared && shared->socket_.is_open()) + { + shared->socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both); + shared->socket_.close(); + } + }); + shared->socket_.async_connect(*iterator, [shared] (boost::system::error_code error) + { + if (shared) + { + if (error) + shared->result_.set_exception(boost::system::system_error{error}); + else + shared->result_.set_value(std::move(shared->socket_)); + } + }); + return shared->result_.get_future(); + } +} +} + |