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-rw-r--r--src/Makefile.am6
-rw-r--r--src/forwarder.cpp36
-rw-r--r--src/forwarder.hpp31
-rw-r--r--src/queue.cpp98
-rw-r--r--src/queue.hpp31
-rw-r--r--src/streamer.cpp36
-rw-r--r--src/streamer.hpp31
-rw-r--r--src/zmq.cpp20
8 files changed, 289 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 26106d8..4e695f6 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -65,6 +65,7 @@ libzmq_la_SOURCES = app_thread.hpp \
err.hpp \
fd.hpp \
fd_signaler.hpp \
+ forwarder.hpp \
fq.hpp \
i_inout.hpp \
io_object.hpp \
@@ -92,6 +93,7 @@ libzmq_la_SOURCES = app_thread.hpp \
p2p.hpp \
prefix_tree.hpp \
pub.hpp \
+ queue.hpp \
rep.hpp \
req.hpp \
select.hpp \
@@ -99,6 +101,7 @@ libzmq_la_SOURCES = app_thread.hpp \
simple_semaphore.hpp \
socket_base.hpp \
stdint.hpp \
+ streamer.hpp \
sub.hpp \
tcp_connecter.hpp \
tcp_listener.hpp \
@@ -129,6 +132,7 @@ libzmq_la_SOURCES = app_thread.hpp \
epoll.cpp \
err.cpp \
fd_signaler.cpp \
+ forwarder.cpp \
fq.cpp \
io_object.cpp \
io_thread.cpp \
@@ -146,11 +150,13 @@ libzmq_la_SOURCES = app_thread.hpp \
pipe.cpp \
poll.cpp \
pub.cpp \
+ queue.cpp \
rep.cpp \
req.cpp \
select.cpp \
session.cpp \
socket_base.cpp \
+ streamer.cpp \
sub.cpp \
tcp_connecter.cpp \
tcp_listener.cpp \
diff --git a/src/forwarder.cpp b/src/forwarder.cpp
new file mode 100644
index 0000000..07288e2
--- /dev/null
+++ b/src/forwarder.cpp
@@ -0,0 +1,36 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../include/zmq.h"
+
+#include "forwarder.hpp"
+#include "socket_base.hpp"
+#include "err.hpp"
+
+int zmq::forwarder (socket_base_t *insocket_, socket_base_t *outsocket_)
+{
+ zmq_msg_t msg;
+ int rc = zmq_msg_init (&msg);
+ errno_assert (rc == 0);
+
+ while (true) {
+ insocket_->recv (&msg, 0);
+ outsocket_->send (&msg, 0);
+ }
+}
diff --git a/src/forwarder.hpp b/src/forwarder.hpp
new file mode 100644
index 0000000..68827a4
--- /dev/null
+++ b/src/forwarder.hpp
@@ -0,0 +1,31 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_FORWARDER_HPP_INCLUDED__
+#define __ZMQ_FORWARDER_HPP_INCLUDED__
+
+namespace zmq
+{
+
+ int forwarder (class socket_base_t *insocket_,
+ class socket_base_t *outsocket_);
+
+}
+
+#endif
diff --git a/src/queue.cpp b/src/queue.cpp
new file mode 100644
index 0000000..361df78
--- /dev/null
+++ b/src/queue.cpp
@@ -0,0 +1,98 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../include/zmq.h"
+
+#include "queue.hpp"
+#include "socket_base.hpp"
+#include "err.hpp"
+
+int zmq::queue (class socket_base_t *insocket_,
+ class socket_base_t *outsocket_)
+{
+ zmq_msg_t request_msg;
+ int rc = zmq_msg_init (&request_msg);
+ errno_assert (rc == 0);
+ bool has_request = false;
+
+ zmq_msg_t response_msg;
+ rc = zmq_msg_init (&response_msg);
+ errno_assert (rc == 0);
+ bool has_response = false;
+
+ zmq_pollitem_t items [2];
+ items [0].socket = insocket_;
+ items [0].fd = 0;
+ items [0].events = ZMQ_POLLIN;
+ items [0].revents = 0;
+ items [1].socket = outsocket_;
+ items [1].fd = 0;
+ items [1].events = ZMQ_POLLIN;
+ items [1].revents = 0;
+
+ while (true) {
+ rc = zmq_poll (&items [0], 2, -1);
+ errno_assert (rc > 0);
+
+ // The algorithm below asumes ratio of request and replies processed
+ // under full load to be 1:1. The alternative would be to process
+ // replies first, handle request only when there are no more replies.
+
+ // Receive a new request.
+ if (items [0].revents & ZMQ_POLLIN) {
+ zmq_assert (!has_request);
+ rc = insocket_->recv (&request_msg, ZMQ_NOBLOCK);
+ errno_assert (rc == 0);
+ items [0].events &= ~ZMQ_POLLIN;
+ items [1].events |= ZMQ_POLLOUT;
+ has_request = true;
+ }
+
+ // Send the request further.
+ if (items [1].revents & ZMQ_POLLOUT) {
+ zmq_assert (has_request);
+ rc = outsocket_->send (&request_msg, ZMQ_NOBLOCK);
+ errno_assert (rc == 0);
+ items [0].events |= ZMQ_POLLIN;
+ items [1].events &= ~ZMQ_POLLOUT;
+ has_request = false;
+ }
+
+ // Get a new reply.
+ if (items [1].revents & ZMQ_POLLIN) {
+ zmq_assert (!has_response);
+ rc = outsocket_->recv (&response_msg, ZMQ_NOBLOCK);
+ errno_assert (rc == 0);
+ items [0].events |= ZMQ_POLLOUT;
+ items [1].events &= ~ZMQ_POLLIN;
+ has_response = true;
+ }
+
+ // Send the reply further.
+ if (items [0].revents & ZMQ_POLLOUT) {\
+ zmq_assert (has_response);
+ rc = insocket_->send (&response_msg, ZMQ_NOBLOCK);
+ errno_assert (rc == 0);
+ items [0].events &= ~ZMQ_POLLOUT;
+ items [1].events |= ZMQ_POLLIN;
+ has_response = false;
+ }
+ }
+}
+
diff --git a/src/queue.hpp b/src/queue.hpp
new file mode 100644
index 0000000..dc968cb
--- /dev/null
+++ b/src/queue.hpp
@@ -0,0 +1,31 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_QUEUE_HPP_INCLUDED__
+#define __ZMQ_QUEUE_HPP_INCLUDED__
+
+namespace zmq
+{
+
+ int queue (class socket_base_t *insocket_,
+ class socket_base_t *outsocket_);
+
+}
+
+#endif
diff --git a/src/streamer.cpp b/src/streamer.cpp
new file mode 100644
index 0000000..de23b37
--- /dev/null
+++ b/src/streamer.cpp
@@ -0,0 +1,36 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../include/zmq.h"
+
+#include "streamer.hpp"
+#include "socket_base.hpp"
+#include "err.hpp"
+
+int zmq::streamer (socket_base_t *insocket_, socket_base_t *outsocket_)
+{
+ zmq_msg_t msg;
+ int rc = zmq_msg_init (&msg);
+ errno_assert (rc == 0);
+
+ while (true) {
+ insocket_->recv (&msg, 0);
+ outsocket_->send (&msg, 0);
+ }
+}
diff --git a/src/streamer.hpp b/src/streamer.hpp
new file mode 100644
index 0000000..8827cff
--- /dev/null
+++ b/src/streamer.hpp
@@ -0,0 +1,31 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_STREAMER_HPP_INCLUDED__
+#define __ZMQ_STREAMER_HPP_INCLUDED__
+
+namespace zmq
+{
+
+ int streamer (class socket_base_t *insocket_,
+ class socket_base_t *outsocket_);
+
+}
+
+#endif
diff --git a/src/zmq.cpp b/src/zmq.cpp
index 14898d5..3eb1306 100644
--- a/src/zmq.cpp
+++ b/src/zmq.cpp
@@ -24,6 +24,9 @@
#include <stdlib.h>
#include <new>
+#include "forwarder.hpp"
+#include "queue.hpp"
+#include "streamer.hpp"
#include "socket_base.hpp"
#include "app_thread.hpp"
#include "dispatcher.hpp"
@@ -628,6 +631,23 @@ int zmq_errno ()
return errno;
}
+int zmq_device (int device_, void *insocket_, void *outsocket_)
+{
+ switch (device_) {
+ case ZMQ_FORWARDER:
+ return zmq::forwarder ((zmq::socket_base_t*) insocket_,
+ (zmq::socket_base_t*) outsocket_);
+ case ZMQ_QUEUE:
+ return zmq::queue ((zmq::socket_base_t*) insocket_,
+ (zmq::socket_base_t*) outsocket_);
+ case ZMQ_STREAMER:
+ return zmq::streamer ((zmq::socket_base_t*) insocket_,
+ (zmq::socket_base_t*) outsocket_);
+ default:
+ return EINVAL;
+ }
+}
+
#if defined ZMQ_HAVE_WINDOWS
static uint64_t now ()