1 /* Copyright (c) 2006, 2007, 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
10 int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload)
12 gras_socket_t client = gras_msg_cb_ctx_from(ctx);
14 fprintf(stderr, "Cool, we received the message from %s:%d.\n",
15 gras_socket_peer_name(client), gras_socket_peer_port(client));
18 } /* end_of_callback */
20 int server(int argc, char *argv[])
22 gras_socket_t mysock; /* socket on which I listen */
24 gras_init(&argc, argv);
26 gras_msgtype_declare("hello", NULL);
27 mysock = gras_socket_server(atoi(argv[1]));
29 gras_cb_register("hello", &server_hello_cb);
36 int client(int argc, char *argv[])
38 gras_socket_t mysock; /* socket on which I listen */
39 gras_socket_t toserver; /* socket used to write to the server */
41 gras_init(&argc, argv);
43 gras_msgtype_declare("hello", NULL);
44 mysock = gras_socket_server_range(1024, 10000, 0, 0);
46 fprintf(stderr, "Client ready; listening on %d\n",
47 gras_socket_my_port(mysock));
49 gras_os_sleep(1.5); /* sleep 1 second and half */
50 toserver = gras_socket_client(argv[1], atoi(argv[2]));
52 gras_msg_send(toserver, "hello", NULL);
53 fprintf(stderr, "That's it, we sent the data to the server on %s\n",
54 gras_socket_peer_name(toserver));