initial commit

5 files changed, 208 insertions, 0 deletions

diff --git a/examples/Makefile.am b/examples/Makefile.am
new file mode 100644
index 0000000..5ab090f
--- /dev/null
+++ b/examples/Makefile.am
@@ -0,0 +1,2 @@
+SUBDIRS = chat
+DIST_SUBDIRS = chat
diff --git a/examples/chat/Makefile.am b/examples/chat/Makefile.am
new file mode 100644
index 0000000..afdb827
--- /dev/null
+++ b/examples/chat/Makefile.am
@@ -0,0 +1,15 @@
+INCLUDES = -I$(top_builddir) -I$(top_builddir)/include
+
+noinst_PROGRAMS = chatroom display prompt
+
+chatroom_SOURCES = chatroom.cpp 
+chatroom_LDADD = $(top_builddir)/src/libzs.la
+chatroom_CXXFLAGS = -Wall -pedantic -Werror
+
+display_SOURCES = display.cpp
+display_LDADD = $(top_builddir)/src/libzs.la
+display_CXXFLAGS = -Wall -pedantic -Werror
+
+prompt_SOURCES = prompt.cpp 
+prompt_LDADD = $(top_builddir)/src/libzs.la
+prompt_CXXFLAGS = -Wall -pedantic -Werror
diff --git a/examples/chat/chatroom.cpp b/examples/chat/chatroom.cpp
new file mode 100644
index 0000000..f2240ab
--- /dev/null
+++ b/examples/chat/chatroom.cpp
@@ -0,0 +1,74 @@
+/*
+    Copyright (c) 2007-2009 FastMQ Inc.
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify
+    it under the terms of the 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
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <time.h>
+#include <string.h>
+#include <iostream>
+
+using namespace std;
+
+#include <zs.hpp>
+
+int main (int argc, const char *argv [])
+{
+    //  Check the command line syntax
+    if (argc != 3) {
+        cerr << "usage: chatroom <in-interface> <out-interface>" << endl;
+        return 1;
+    }
+
+    //  Retrieve command line arguments
+    const char *in_interface = argv [1];
+    const char *out_interface = argv [2];
+
+    //  Initialise 0MQ infrastructure
+    zs::context_t ctx (1, 1);
+
+    //  Create two sockets. One for receiving messages from 'propmt'
+    //  applications, one for sending messages to 'display' applications
+    zs::socket_t in_socket (ctx, ZS_SUB);
+    in_socket.bind (in_interface);
+    zs::socket_t out_socket (ctx, ZS_PUB);
+    out_socket.bind (out_interface);
+
+    while (true) {
+
+        //  Get a message
+        zs::message_t in_message;
+        in_socket.recv (&in_message);
+
+        //  Get the current time. Replace the newline character at the end
+        //  by space character.
+        char timebuf [256];
+        time_t current_time;
+        time (&current_time);
+        snprintf (timebuf, 256, "%s", ctime (&current_time));
+        timebuf [strlen (timebuf) - 1] = ' ';
+
+        //  Create and fill in the message
+        zs::message_t out_message (strlen (timebuf) + in_message.size ());
+        char *data = (char*) out_message.data ();
+        memcpy (data, timebuf, strlen (timebuf));
+        data += strlen (timebuf);
+        memcpy (data, in_message.data (), in_message.size ());
+
+        //  Send the message
+        out_socket.send (out_message);
+    }
+}
diff --git a/examples/chat/display.cpp b/examples/chat/display.cpp
new file mode 100644
index 0000000..ceb096f
--- /dev/null
+++ b/examples/chat/display.cpp
@@ -0,0 +1,56 @@
+/*
+    Copyright (c) 2007-2009 FastMQ Inc.
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify
+    it under the terms of the 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
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string.h>
+#include <string>
+#include <iostream>
+
+using namespace std;
+
+#include <zs.hpp>
+
+int main (int argc, const char *argv [])
+{
+    //  Check the command line syntax.
+    if (argc != 2) {
+        cerr << "usage: display <chatroom-out-address>" << endl;
+        return 1;
+    }
+
+    //  Retrieve command line arguments
+    const char *chatroom_out_address = argv [1];
+
+    //  Initialise 0MQ infrastructure, connect to the chatroom and ask for all
+    //  messages and gap notifications.
+    zs::context_t ctx (1, 1);
+    zs::socket_t s (ctx, ZS_SUB);
+    s.connect (chatroom_out_address);
+    s.subscribe ("*");
+    
+    while (true) {
+
+        //  Get a message and print it to the console.
+        zs::message_t message;
+        s.recv (&message);
+        if (message.type () == zs::message_gap)
+            cout << "Problems connecting to the chatroom..." << endl;
+        else
+            cout << (char*) message.data () << flush;
+    }
+}
diff --git a/examples/chat/prompt.cpp b/examples/chat/prompt.cpp
new file mode 100644
index 0000000..461e7b8
--- /dev/null
+++ b/examples/chat/prompt.cpp
@@ -0,0 +1,61 @@
+/*
+    Copyright (c) 2007-2009 FastMQ Inc.
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify
+    it under the terms of the 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
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string.h>
+#include <string>
+#include <iostream>
+
+using namespace std;
+
+#include <zs.hpp>
+
+int main (int argc, const char *argv [])
+{
+    //  Check the command line syntax.
+    if (argc != 3) {
+        cerr << "usage: prompt <chatroom-in-address> <user name>" << endl;
+        return 1;
+    }
+
+    //  Retrieve command line arguments
+    const char *chatroom_in_address = argv [1];
+    const char *user_name = argv [2];
+
+    //  Initialise 0MQ infrastructure and connect to the chatroom.
+    zs::context_t ctx (1, 1);
+    zs::socket_t s (ctx, ZS_PUB);
+    s.connect (chatroom_in_address);
+
+    while (true) {
+
+        //  Allow user to input the message text. Prepend it by user name.
+        char textbuf [1024];
+        char *rcc = fgets (textbuf, sizeof (textbuf), stdin);
+        assert (rcc);
+        string text (user_name);
+        text = text + ": " + textbuf;
+
+        //  Create the message (terminating zero is part of the message)
+        zs::message_t message (text.size () + 1);
+        memcpy (message.data (), text.c_str (), text.size () + 1);
+
+        //  Send the message
+        s.send (message);
+    }
+}