Initial ZMQ bindings.

vendor/ZMQ/src/ip.hpp

@@ -0,0 +1,89 @@
+/*
+    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/>.
+*/
+
+#ifndef __ZMQ_IP_HPP_INCLUDED__
+#define __ZMQ_IP_HPP_INCLUDED__
+
+#include <string>
+#include "fd.hpp"
+
+namespace zmq
+{
+//  Same as socket(2), but allows for transparent tweaking the options.
+fd_t open_socket (int domain_, int type_, int protocol_);
+
+//  Sets the socket into non-blocking mode.
+void unblock_socket (fd_t s_);
+
+//  Enable IPv4-mapping of addresses in case it is disabled by default.
+void enable_ipv4_mapping (fd_t s_);
+
+//  Returns string representation of peer's address.
+//  Socket sockfd_ must be connected. Returns true iff successful.
+int get_peer_ip_address (fd_t sockfd_, std::string &ip_addr_);
+
+// Sets the IP Type-Of-Service for the underlying socket
+void set_ip_type_of_service (fd_t s_, int iptos_);
+
+// Sets the protocol-defined priority for the underlying socket
+void set_socket_priority (fd_t s_, int priority_);
+
+// Sets the SO_NOSIGPIPE option for the underlying socket.
+// Return 0 on success, -1 if the connection has been closed by the peer
+int set_nosigpipe (fd_t s_);
+
+// Binds the underlying socket to the given device, eg. VRF or interface
+int bind_to_device (fd_t s_, const std::string &bound_device_);
+
+// Initialize network subsystem. May be called multiple times. Each call must be matched by a call to shutdown_network.
+bool initialize_network ();
+
+// Shutdown network subsystem. Must be called once for each call to initialize_network before terminating.
+void shutdown_network ();
+
+// Creates a pair of sockets (using signaler_port on OS using TCP sockets).
+// Returns -1 if we could not make the socket pair successfully
+int make_fdpair (fd_t *r_, fd_t *w_);
+
+// Makes a socket non-inheritable to child processes.
+// Asserts on any failure.
+void make_socket_noninheritable (fd_t sock_);
+
+//  Asserts that:
+//  - an internal 0MQ error did not occur,
+//  - and, if a socket error occured, it can be recovered from.
+void assert_success_or_recoverable (fd_t s_, int rc_);
+
+#ifdef ZMQ_HAVE_IPC
+// Create an IPC wildcard path address
+int create_ipc_wildcard_address (std::string &path_, std::string &file_);
+#endif
+}
+
+#endif