libzmq/src/ws_connecter.hpp
Luca Boccassi da31917f4f Relicense from LGPL3 + exceptions to Mozilla Public License version 2.0
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Fixes https://github.com/zeromq/libzmq/issues/2376
2023-06-05 20:31:47 +01:00

72 lines
1.9 KiB
C++

/* SPDX-License-Identifier: MPL-2.0 */
#ifndef __WS_CONNECTER_HPP_INCLUDED__
#define __WS_CONNECTER_HPP_INCLUDED__
#include "fd.hpp"
#include "stdint.hpp"
#include "stream_connecter_base.hpp"
namespace zmq
{
class ws_connecter_t ZMQ_FINAL : public stream_connecter_base_t
{
public:
// If 'delayed_start' is true connecter first waits for a while,
// then starts connection process.
ws_connecter_t (zmq::io_thread_t *io_thread_,
zmq::session_base_t *session_,
const options_t &options_,
address_t *addr_,
bool delayed_start_,
bool wss_,
const std::string &tls_hostname_);
~ws_connecter_t ();
protected:
void create_engine (fd_t fd, const std::string &local_address_);
private:
// ID of the timer used to check the connect timeout, must be different from stream_connecter_base_t::reconnect_timer_id.
enum
{
connect_timer_id = 2
};
// Handlers for incoming commands.
void process_term (int linger_);
// Handlers for I/O events.
void out_event ();
void timer_event (int id_);
// Internal function to start the actual connection establishment.
void start_connecting ();
// Internal function to add a connect timer
void add_connect_timer ();
// Open TCP connecting socket. Returns -1 in case of error,
// 0 if connect was successful immediately. Returns -1 with
// EAGAIN errno if async connect was launched.
int open ();
// Get the file descriptor of newly created connection. Returns
// retired_fd if the connection was unsuccessful.
fd_t connect ();
// Tunes a connected socket.
bool tune_socket (fd_t fd_);
// True iff a timer has been started.
bool _connect_timer_started;
bool _wss;
const std::string &_hostname;
ZMQ_NON_COPYABLE_NOR_MOVABLE (ws_connecter_t)
};
}
#endif