mirror of
https://github.com/zeromq/libzmq.git
synced 2025-01-22 07:29:31 +08:00
72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*
|
|
Copyright (c) 2007-2010 iMatix Corporation
|
|
|
|
This file is part of 0MQ.
|
|
|
|
0MQ is free software; you can redistribute it and/or modify it under
|
|
the terms of the Lesser GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
0MQ is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
Lesser GNU General Public License for more details.
|
|
|
|
You should have received a copy of the Lesser GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef __ZMQ_SIGNALER_HPP_INCLUDED__
|
|
#define __ZMQ_SIGNALER_HPP_INCLUDED__
|
|
|
|
#include <stddef.h>
|
|
|
|
#include "platform.hpp"
|
|
#include "fd.hpp"
|
|
#include "stdint.hpp"
|
|
#include "config.hpp"
|
|
#include "command.hpp"
|
|
|
|
namespace zmq
|
|
{
|
|
|
|
class signaler_t
|
|
{
|
|
public:
|
|
|
|
signaler_t ();
|
|
~signaler_t ();
|
|
|
|
fd_t get_fd ();
|
|
void send (const command_t &cmd_);
|
|
int recv (command_t *cmd_, bool block_);
|
|
|
|
private:
|
|
|
|
#if defined ZMQ_HAVE_OPENVMS
|
|
|
|
// Whilst OpenVMS supports socketpair - it maps to AF_INET only.
|
|
// Further, it does not set the socket options TCP_NODELAY and
|
|
// TCP_NODELACK which can lead to performance problems. We'll
|
|
// overload the socketpair function for this class.
|
|
//
|
|
// The bug will be fixed in V5.6 ECO4 and beyond. In the
|
|
// meantime, we'll create the socket pair manually.
|
|
static int socketpair (int domain_, int type_, int protocol_,
|
|
int sv_ [2]);
|
|
#endif
|
|
|
|
// Write & read end of the socketpair.
|
|
fd_t w;
|
|
fd_t r;
|
|
|
|
// Disable copying of fd_signeler object.
|
|
signaler_t (const signaler_t&);
|
|
void operator = (const signaler_t&);
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|