3 XBT_LOG_NEW_DEFAULT_CATEGORY(test,"My little example");
5 /* *********************** Server *********************** */
10 int server_kill_cb(gras_msg_cb_ctx_t ctx, void *payload) {
11 gras_socket_t client = gras_msg_cb_ctx_from(ctx);
12 server_data_t *globals=(server_data_t*)gras_userdata_get();
14 CRITICAL2("Argh, killed by %s:%d! Bye folks...",
15 gras_socket_peer_name(client), gras_socket_peer_port(client));
20 } /* end_of_kill_callback */
22 int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload) {
23 gras_socket_t client = gras_msg_cb_ctx_from(ctx);
25 INFO2("Cool, we received the message from %s:%d.",
26 gras_socket_peer_name(client), gras_socket_peer_port(client));
29 } /* end_of_hello_callback */
31 int server(int argc, char *argv[]) {
32 gras_socket_t mysock; /* socket on which I listen */
33 server_data_t *globals;
35 gras_init(&argc,argv);
37 globals=gras_userdata_new(server_data_t*);
40 gras_msgtype_declare("hello", NULL);
41 gras_msgtype_declare("kill", NULL);
42 mysock = gras_socket_server(atoi(argv[1]));
44 gras_cb_register("hello",&server_hello_cb);
45 gras_cb_register("kill",&server_kill_cb);
47 while (!globals->killed) {
55 /* *********************** Client *********************** */
58 gras_socket_t toserver;
63 void client_do_hello(void) {
64 client_data_t *globals=(client_data_t*)gras_userdata_get();
66 gras_msg_send(globals->toserver,"hello", NULL);
67 INFO0("Hello sent to server");
68 } /* end_of_client_do_hello */
70 void client_do_stop(void) {
71 client_data_t *globals=(client_data_t*)gras_userdata_get();
73 gras_msg_send(globals->toserver,"kill", NULL);
74 INFO0("Kill sent to server");
76 gras_timer_cancel_repeat(0.5,client_do_hello);
79 INFO0("Break the client's while loop");
80 } /* end_of_client_do_stop */
82 int client(int argc, char *argv[]) {
83 gras_socket_t mysock; /* socket on which I listen */
84 client_data_t *globals;
86 gras_init(&argc,argv);
88 gras_msgtype_declare("hello", NULL);
89 gras_msgtype_declare("kill", NULL);
90 mysock = gras_socket_server_range(1024, 10000, 0, 0);
92 VERB1("Client ready; listening on %d", gras_socket_my_port(mysock));
94 globals=gras_userdata_new(server_data_t*);
97 gras_os_sleep(1.5); /* sleep 1 second and half */
98 globals->toserver = gras_socket_client(argv[1], atoi(argv[2]));
100 INFO0("Programming the repetitive action with a frequency of 0.5 sec");
101 gras_timer_repeat(0.5,client_do_hello);
103 INFO0("Programming the delayed action in 5 secs");
104 gras_timer_delay(5,client_do_stop);
106 while (!globals->done) {