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/*
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/>.
*/
#include "../include/zmq.h"
#include "streamer.hpp"
#include "socket_base.hpp"
#include "likely.hpp"
#include "err.hpp"
int zmq::streamer (socket_base_t *insocket_, socket_base_t *outsocket_)
{
zmq_msg_t msg;
int rc = zmq_msg_init (&msg);
errno_assert (rc == 0);
int64_t more;
size_t more_sz = sizeof (more);
while (true) {
rc = insocket_->recv (&msg, 0);
if (unlikely (rc < 0)) {
if (errno == ETERM)
return -1;
errno_assert (false);
}
rc = insocket_->getsockopt (ZMQ_RCVMORE, &more, &more_sz);
if (unlikely (rc < 0)) {
if (errno == ETERM)
return -1;
errno_assert (false);
}
rc = outsocket_->send (&msg, more ? ZMQ_SNDMORE : 0);
if (unlikely (rc < 0)) {
if (errno == ETERM)
return -1;
errno_assert (false);
}
}
return 0;
}
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