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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 "downstream.hpp"
#include "err.hpp"
#include "pipe.hpp"
zmq::downstream_t::downstream_t (class app_thread_t *parent_) :
socket_base_t (parent_)
{
options.requires_in = false;
options.requires_out = true;
}
zmq::downstream_t::~downstream_t ()
{
}
void zmq::downstream_t::xattach_pipes (class reader_t *inpipe_,
class writer_t *outpipe_, const blob_t &peer_identity_)
{
zmq_assert (!inpipe_ && outpipe_);
lb.attach (outpipe_);
}
void zmq::downstream_t::xdetach_inpipe (class reader_t *pipe_)
{
// There are no inpipes, so this function shouldn't be called at all.
zmq_assert (false);
}
void zmq::downstream_t::xdetach_outpipe (class writer_t *pipe_)
{
zmq_assert (pipe_);
lb.detach (pipe_);
}
void zmq::downstream_t::xkill (class reader_t *pipe_)
{
// There are no inpipes, so this function shouldn't be called at all.
zmq_assert (false);
}
void zmq::downstream_t::xrevive (class reader_t *pipe_)
{
// There are no inpipes, so this function shouldn't be called at all.
zmq_assert (false);
}
void zmq::downstream_t::xrevive (class writer_t *pipe_)
{
lb.revive (pipe_);
}
int zmq::downstream_t::xsetsockopt (int option_, const void *optval_,
size_t optvallen_)
{
// No special option for this socket type.
errno = EINVAL;
return -1;
}
int zmq::downstream_t::xsend (zmq_msg_t *msg_, int flags_)
{
return lb.send (msg_, flags_);
}
int zmq::downstream_t::xrecv (zmq_msg_t *msg_, int flags_)
{
errno = ENOTSUP;
return -1;
}
bool zmq::downstream_t::xhas_in ()
{
return false;
}
bool zmq::downstream_t::xhas_out ()
{
return lb.has_out ();
}
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