added OpenPGM receiver - ZMQ_SUB

src/socket_base.cpp

@@ -37,6 +37,7 @@
 #include "err.hpp"
 #include "platform.hpp"
 #include "pgm_sender.hpp"
+#include "pgm_receiver.hpp"
 
 zmq::socket_base_t::socket_base_t (app_thread_t *parent_, int type_) :
     object_t (parent_),
@@ -156,6 +157,14 @@ int zmq::socket_base_t::setsockopt (int option_, const void *optval_,
         options.recovery_ivl = (uint32_t) *((int64_t*) optval_);
         return 0;
 
+    case ZMQ_MCAST_LOOP:
+        if (optvallen_ != sizeof (bool)) {
+            errno = EINVAL;
+            return -1;
+        }
+        options.use_multicast_loop = optval_;
+        return 0;
+
     default:
         errno = EINVAL;
         return -1;
@@ -164,15 +173,43 @@ int zmq::socket_base_t::setsockopt (int option_, const void *optval_,
 
 int zmq::socket_base_t::bind (const char *addr_)
 {
-    zmq_listener_t *listener = new zmq_listener_t (
-        choose_io_thread (options.affinity), this, options);
-    int rc = listener->set_address (addr_);
-    if (rc != 0)
-        return -1;
+    //  Parse addr_ string.
+    std::string addr_type;
+    std::string addr_args;
 
-    send_plug (listener);
-    send_own (this, listener);
-    return 0;
+    std::string addr (addr_);
+    std::string::size_type pos = addr.find ("://");
+
+    if (pos == std::string::npos) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    addr_type = addr.substr (0, pos);
+    addr_args = addr.substr (pos + 3);
+
+    if (addr_type == "tcp") {
+        zmq_listener_t *listener = new zmq_listener_t (
+            choose_io_thread (options.affinity), this, options);
+        int rc = listener->set_address (addr_args.c_str ());
+        if (rc != 0)
+            return -1;
+
+        send_plug (listener);
+        send_own (this, listener);
+        return 0;
+    }
+
+#if defined ZMQ_HAVE_OPENPGM
+    if (addr_type == "pgm") {
+        //  In the case of PGM bind behaves the same like connect.
+        return connect (addr_); 
+    }
+#endif
+
+    //  Unknown address type.
+    errno = EFAULT;
+    return -1;
 }
 
 int zmq::socket_base_t::connect (const char *addr_)
@@ -246,6 +283,8 @@ int zmq::socket_base_t::connect (const char *addr_)
     if (addr_type == "pgm") {
 
         switch (type) {
+
+        //  PGM sender.
         case ZMQ_PUB:
         {
             pgm_sender_t *pgm_sender = 
@@ -266,9 +305,29 @@ int zmq::socket_base_t::connect (const char *addr_)
 
             break;
         }
+
+        //  PGM receiver.
         case ZMQ_SUB:
-            zmq_assert (false);
+        {
+            pgm_receiver_t *pgm_receiver = 
+                new pgm_receiver_t (choose_io_thread (options.affinity), options, 
+                session_name.c_str ());
+
+            int rc = pgm_receiver->init (addr_args.c_str ());
+            if (rc != 0) {
+                delete pgm_receiver;
+                return -1;
+            }
+
+            //  Reserve a sequence number for following 'attach' command.
+            session->inc_seqnum ();
+            send_attach (session, pgm_receiver);
+
+            pgm_receiver = NULL;
+
             break;
+        }
+
         default:
             errno = EINVAL;
             return -1;