From 4ed70a930202b103e7e80b8dc925e0aaa4622595 Mon Sep 17 00:00:00 2001 From: Martin Sustrik Date: Wed, 29 Jul 2009 12:07:54 +0200 Subject: initial commit --- examples/Makefile.am | 2 ++ examples/chat/Makefile.am | 15 ++++++++++ examples/chat/chatroom.cpp | 74 ++++++++++++++++++++++++++++++++++++++++++++++ examples/chat/display.cpp | 56 +++++++++++++++++++++++++++++++++++ examples/chat/prompt.cpp | 61 ++++++++++++++++++++++++++++++++++++++ 5 files changed, 208 insertions(+) create mode 100644 examples/Makefile.am create mode 100644 examples/chat/Makefile.am create mode 100644 examples/chat/chatroom.cpp create mode 100644 examples/chat/display.cpp create mode 100644 examples/chat/prompt.cpp (limited to 'examples') 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 . +*/ + +#include +#include +#include + +using namespace std; + +#include + +int main (int argc, const char *argv []) +{ + // Check the command line syntax + if (argc != 3) { + cerr << "usage: chatroom " << 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 (¤t_time); + snprintf (timebuf, 256, "%s", ctime (¤t_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 . +*/ + +#include +#include +#include + +using namespace std; + +#include + +int main (int argc, const char *argv []) +{ + // Check the command line syntax. + if (argc != 2) { + cerr << "usage: display " << 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 . +*/ + +#include +#include +#include + +using namespace std; + +#include + +int main (int argc, const char *argv []) +{ + // Check the command line syntax. + if (argc != 3) { + cerr << "usage: prompt " << 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); + } +} -- cgit v1.2.3