+/* Copyright (c) 2006, 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
#include <gras.h>
-XBT_LOG_NEW_DEFAULT_CATEGORY(test,"My little example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(test, "My little example");
/* *********************** Server *********************** */
typedef struct {
- int killed;
-} server_data_t;
+ int killed;
+} server_data_t;
-int server_kill_cb(gras_msg_cb_ctx_t ctx, void *payload) {
+int server_kill_cb(gras_msg_cb_ctx_t ctx, void *payload)
+{
gras_socket_t client = gras_msg_cb_ctx_from(ctx);
- server_data_t *globals=(server_data_t*)gras_userdata_get();
-
+ server_data_t *globals = (server_data_t *) gras_userdata_get();
+
CRITICAL2("Argh, killed by %s:%d! Bye folks...",
- gras_socket_peer_name(client), gras_socket_peer_port(client));
-
+ gras_socket_peer_name(client), gras_socket_peer_port(client));
+
globals->killed = 1;
-
- return 1;
-} /* end_of_kill_callback */
-int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload) {
+ return 0;
+} /* end_of_kill_callback */
+
+int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload)
+{
gras_socket_t client = gras_msg_cb_ctx_from(ctx);
INFO2("Cool, we received the message from %s:%d.",
- gras_socket_peer_name(client), gras_socket_peer_port(client));
-
- return 1;
-} /* end_of_hello_callback */
+ gras_socket_peer_name(client), gras_socket_peer_port(client));
-int server(int argc, char *argv[]) {
- gras_socket_t mysock; /* socket on which I listen */
+ return 0;
+} /* end_of_hello_callback */
+
+int server(int argc, char *argv[])
+{
+ gras_socket_t mysock; /* socket on which I listen */
server_data_t *globals;
-
- gras_init(&argc,argv);
- globals=gras_userdata_new(server_data_t*);
- globals->killed=0;
+ gras_init(&argc, argv);
+
+ globals = gras_userdata_new(server_data_t *);
+ globals->killed = 0;
gras_msgtype_declare("hello", NULL);
gras_msgtype_declare("kill", NULL);
mysock = gras_socket_server(atoi(argv[1]));
-
- gras_cb_register(gras_msgtype_by_name("hello"),&server_hello_cb);
- gras_cb_register(gras_msgtype_by_name("kill"),&server_kill_cb);
+
+ gras_cb_register("hello", &server_hello_cb);
+ gras_cb_register("kill", &server_kill_cb);
while (!globals->killed) {
- gras_msg_handle(60);
+ gras_msg_handle(60);
}
-
+
gras_exit();
return 0;
}
/* *********************** Client *********************** */
/* client_data */
typedef struct {
- gras_socket_t toserver;
- int done;
+ gras_socket_t toserver;
+ int done;
} client_data_t;
-
-void client_do_hello(void) {
- client_data_t *globals=(client_data_t*)gras_userdata_get();
-
- gras_msg_send(globals->toserver,gras_msgtype_by_name("hello"), NULL);
+
+void client_do_hello(void)
+{
+ client_data_t *globals = (client_data_t *) gras_userdata_get();
+
+ gras_msg_send(globals->toserver, "hello", NULL);
INFO0("Hello sent to server");
-} /* end_of_client_do_hello */
+} /* end_of_client_do_hello */
+
+void client_do_stop(void)
+{
+ client_data_t *globals = (client_data_t *) gras_userdata_get();
-void client_do_stop(void) {
- client_data_t *globals=(client_data_t*)gras_userdata_get();
-
- gras_msg_send(globals->toserver,gras_msgtype_by_name("kill"), NULL);
+ gras_msg_send(globals->toserver, "kill", NULL);
INFO0("Kill sent to server");
-
- gras_timer_cancel_repeat(0.5,client_do_hello);
-
+
+ gras_timer_cancel_repeat(0.5, client_do_hello);
+
globals->done = 1;
INFO0("Break the client's while loop");
-} /* end_of_client_do_stop */
+} /* end_of_client_do_stop */
-int client(int argc, char *argv[]) {
- gras_socket_t mysock; /* socket on which I listen */
+int client(int argc, char *argv[])
+{
+ gras_socket_t mysock; /* socket on which I listen */
client_data_t *globals;
- gras_init(&argc,argv);
+ gras_init(&argc, argv);
gras_msgtype_declare("hello", NULL);
gras_msgtype_declare("kill", NULL);
mysock = gras_socket_server_range(1024, 10000, 0, 0);
-
+
VERB1("Client ready; listening on %d", gras_socket_my_port(mysock));
-
- globals=gras_userdata_new(server_data_t*);
+
+ globals = gras_userdata_new(client_data_t *);
globals->done = 0;
-
- gras_os_sleep(1.5); /* sleep 1 second and half */
+
+ gras_os_sleep(1.5); /* sleep 1 second and half */
globals->toserver = gras_socket_client(argv[1], atoi(argv[2]));
-
+
INFO0("Programming the repetitive action with a frequency of 0.5 sec");
- gras_timer_repeat(0.5,client_do_hello);
-
+ gras_timer_repeat(0.5, client_do_hello);
+
INFO0("Programming the delayed action in 5 secs");
- gras_timer_delay(5,client_do_stop);
-
+ gras_timer_delay(5, client_do_stop);
+
while (!globals->done) {
- gras_msg_handle(60);
+ gras_msg_handle(60);
}
gras_exit();
return 0;
}
-
