From edfd05df8ef58afc498795cb74906c07ee396f76 Mon Sep 17 00:00:00 2001
From: Jon Dyte <jon@totient.co.uk>
Date: Wed, 7 Apr 2010 08:20:01 +0200
Subject: devices can be created via API

---
 devices/zmq_queue/zmq_queue.cpp | 110 +---------------------------------------
 1 file changed, 1 insertion(+), 109 deletions(-)

(limited to 'devices/zmq_queue')

diff --git a/devices/zmq_queue/zmq_queue.cpp b/devices/zmq_queue/zmq_queue.cpp
index 5eae750..b488029 100644
--- a/devices/zmq_queue/zmq_queue.cpp
+++ b/devices/zmq_queue/zmq_queue.cpp
@@ -20,113 +20,6 @@
 #include "../../include/zmq.hpp"
 #include "../../foreign/xmlParser/xmlParser.cpp"
 
-class queue
-{
-public:
-
-    queue (zmq::socket_t& reply, zmq::socket_t& request) :
-        xrep (reply),
-        xreq (request)
-    {
-        items [0].socket = reply;
-        items [0].fd = 0;
-        items [0].events = ZMQ_POLLIN;
-        items [0].revents = 0;
-
-        items [1].socket = request;
-        items [1].fd = 0;
-        items [1].events = ZMQ_POLLIN;
-        items [1].revents = 0;
-
-        m_next_request_method = &queue::get_request;
-        m_next_response_method = &queue::get_response;
-    }
-
-    void run()
-    {
-        while (true) {
-            int rc = zmq::poll (&items [0], 2, -1);
-            if (rc < 0)
-                break;
-            next_request();
-            next_response();
-        }
-    }
-
-private:
-
-    void next_request()
-    {
-        (this->*m_next_request_method) ();
-    }
-
-    void next_response()
-    {
-        (this->*m_next_response_method) ();
-    }
-
-    void get_request()
-    {
-        if (items [0].revents & ZMQ_POLLIN ) {
-            int rc = xrep.recv (&request_msg, ZMQ_NOBLOCK);
-            if (!rc)
-                return;
-            items [0].events &= ~ZMQ_POLLIN;
-            items [1].events |= ZMQ_POLLOUT;
-            m_next_request_method = &queue::send_request;
-        }
-    }
-
-    void send_request()
-    {
-        if (items [1].revents & ZMQ_POLLOUT) {
-        int rc = xreq.send (request_msg, ZMQ_NOBLOCK);
-        if (!rc) return;
-        items [1].events &= ~ZMQ_POLLOUT;
-        items [0].events |= ZMQ_POLLIN;
-        m_next_request_method = &queue::get_request;
-        }
-    }
-
-    void get_response()
-    {
-        if ( items [1].revents & ZMQ_POLLIN ) {
-            int rc = xreq.recv (&response_msg, ZMQ_NOBLOCK);
-            if (!rc)
-                return;
-            items [1].events &= ~ZMQ_POLLIN;
-            items [0].events |= ZMQ_POLLOUT;
-            m_next_response_method = &queue::send_response;
-        }
-    }
-
-    void send_response()
-    {
-        if (items [0].revents & ZMQ_POLLOUT) {
-            int rc = xrep.send (response_msg, ZMQ_NOBLOCK);
-            if (!rc)
-                return;
-            items [0].events &= ~ZMQ_POLLOUT;
-            items [1].events |= ZMQ_POLLIN;
-            m_next_response_method = &queue::get_response;
-        }
-    }
-
-    zmq::socket_t & xrep;
-    zmq::socket_t & xreq;
-    zmq_pollitem_t items [2];
-    zmq::message_t request_msg;
-    zmq::message_t response_msg;
-
-    typedef void (queue::*next_method) ();
-
-    next_method m_next_request_method;
-    next_method m_next_response_method;
-
-    queue (queue const &);
-    void operator = (queue const &);
-};
-
 int main (int argc, char *argv [])
 {
     if (argc != 2) {
@@ -219,8 +112,7 @@ int main (int argc, char *argv [])
         n++;
     }
 
-    queue q(in_socket, out_socket);
-    q.run();
+    zmq::device (ZMQ_QUEUE, in_socket, out_socket);
 
     return 0;
 }
-- 
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