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https://github.com/zeromq/libzmq.git
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93529d8c5d
The new function allows to retrieve options (flags) from zmq_msg_t. Signed-off-by: Chuck Remes <cremes@mac.com> Renamed from zmq_msg_flags to zmq_getmsgopt Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/*
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Copyright (c) 2011 250bpm s.r.o.
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <assert.h>
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#include <string.h>
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#include "../include/zmq.h"
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int main (int argc, char *argv [])
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{
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// Create the infrastructure
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void *ctx = zmq_init (0);
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assert (ctx);
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void *sb = zmq_socket (ctx, ZMQ_XREP);
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assert (sb);
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int rc = zmq_bind (sb, "inproc://a");
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assert (rc == 0);
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void *sc = zmq_socket (ctx, ZMQ_XREQ);
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assert (sc);
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rc = zmq_connect (sc, "inproc://a");
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assert (rc == 0);
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// Send 2-part message.
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rc = zmq_send (sc, "A", 1, ZMQ_SNDMORE);
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assert (rc == 1);
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rc = zmq_send (sc, "B", 1, 0);
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assert (rc == 1);
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// Identity comes first.
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zmq_msg_t msg;
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rc = zmq_msg_init (&msg);
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assert (rc == 0);
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rc = zmq_recvmsg (sb, &msg, 0);
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assert (rc >= 0);
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int more;
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size_t more_size = sizeof (more);
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rc = zmq_getmsgopt (&msg, ZMQ_MORE, &more, &more_size);
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assert (rc == 0);
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assert (more == 1);
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// Then the first part of the message body.
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rc = zmq_recvmsg (sb, &msg, 0);
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assert (rc == 1);
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more_size = sizeof (more);
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rc = zmq_getmsgopt (&msg, ZMQ_MORE, &more, &more_size);
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assert (rc == 0);
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assert (more == 1);
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// And finally, the second part of the message body.
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rc = zmq_recvmsg (sb, &msg, 0);
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assert (rc == 1);
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more_size = sizeof (more);
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rc = zmq_getmsgopt (&msg, ZMQ_MORE, &more, &more_size);
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assert (rc == 0);
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assert (more == 0);
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// Deallocate the infrastructure.
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rc = zmq_close (sc);
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assert (rc == 0);
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rc = zmq_close (sb);
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assert (rc == 0);
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rc = zmq_term (ctx);
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assert (rc == 0);
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return 0 ;
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}
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