Initial ZMQ bindings.

vendor/ZMQ/src/scatter.cpp

@@ -0,0 +1,86 @@
+/*
+    Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
+
+    This file is part of libzmq, the ZeroMQ core engine in C++.
+
+    libzmq is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License (LGPL) as published
+    by the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    As a special exception, the Contributors give you permission to link
+    this library with independent modules to produce an executable,
+    regardless of the license terms of these independent modules, and to
+    copy and distribute the resulting executable under terms of your choice,
+    provided that you also meet, for each linked independent module, the
+    terms and conditions of the license of that module. An independent
+    module is a module which is not derived from or based on this library.
+    If you modify this library, you must extend this exception to your
+    version of the library.
+
+    libzmq 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 GNU Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "precompiled.hpp"
+#include "macros.hpp"
+#include "scatter.hpp"
+#include "pipe.hpp"
+#include "err.hpp"
+#include "msg.hpp"
+
+zmq::scatter_t::scatter_t (class ctx_t *parent_, uint32_t tid_, int sid_) :
+    socket_base_t (parent_, tid_, sid_, true)
+{
+    options.type = ZMQ_SCATTER;
+}
+
+zmq::scatter_t::~scatter_t ()
+{
+}
+
+void zmq::scatter_t::xattach_pipe (pipe_t *pipe_,
+                                   bool subscribe_to_all_,
+                                   bool locally_initiated_)
+{
+    LIBZMQ_UNUSED (subscribe_to_all_);
+    LIBZMQ_UNUSED (locally_initiated_);
+
+    //  Don't delay pipe termination as there is no one
+    //  to receive the delimiter.
+    pipe_->set_nodelay ();
+
+    zmq_assert (pipe_);
+    _lb.attach (pipe_);
+}
+
+void zmq::scatter_t::xwrite_activated (pipe_t *pipe_)
+{
+    _lb.activated (pipe_);
+}
+
+void zmq::scatter_t::xpipe_terminated (pipe_t *pipe_)
+{
+    _lb.pipe_terminated (pipe_);
+}
+
+int zmq::scatter_t::xsend (msg_t *msg_)
+{
+    //  SCATTER sockets do not allow multipart data (ZMQ_SNDMORE)
+    if (msg_->flags () & msg_t::more) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    return _lb.send (msg_);
+}
+
+bool zmq::scatter_t::xhas_out ()
+{
+    return _lb.has_out ();
+}