int myport; /* port on which I receive stuff */
int todo; /* amount of messages I should get */
- int data; /* message content */
+ char *data; /* message content */
gras_socket_t mysock; /* socket on which other people contact me */
gras_socket_t expeditor; /* to notice who wrote me */
mysock = gras_socket_server(myport);
/* Register the known messages */
- gras_msgtype_declare("data", gras_datadesc_by_name("int"));
+ gras_msgtype_declare("data", gras_datadesc_by_name("string"));
/* Get the data */
&data);
todo--;
- INFO4("Got Data(%d) from %s:%d (still %d to go)",
- data,
+ INFO3("Got Data from %s:%d (still %d to go)",
gras_socket_peer_name(expeditor), gras_socket_peer_port(expeditor),
todo);
}
-
+
/* Free the allocated resources, and shut GRAS down */
gras_socket_close(mysock);
-
+
gras_exit();
return 0;
} /* end_of_receiver */
int sender (int argc,char *argv[]) {
int i; /* iterator */
- int data; /* data exchanged */
-
- xbt_host_t h; /* iterator */
+ char *data; /* data exchanged */
+ int datasize; /* size of message */
+ xbt_peer_t h; /* iterator */
gras_socket_t peer; /* socket to node */
+
- /* xbt_dynar for hosts */
- xbt_dynar_t hosts = xbt_dynar_new(sizeof(xbt_host_t),&xbt_host_free_voidp);
+ /* xbt_dynar for peers */
+ xbt_dynar_t peers = xbt_dynar_new(sizeof(xbt_peer_t),&xbt_peer_free_voidp);
/* Init the GRAS infrastructure and declare my globals */
gras_init(&argc,argv);
/* Get the node location from argc/argv */
- for (i=2; i<argc; i++){
- xbt_host_t host = xbt_host_new(argv[i],atoi(argv[1]));
- xbt_dynar_push(hosts,&host);
+ for (i=1; i<argc-1; i++){
+ xbt_peer_t peer = xbt_peer_from_string(argv[i]);
+ xbt_dynar_push(peers,&peer);
}
+
+ datasize=atoi(argv[argc-1]);
+
+ data=(char *) malloc(datasize+1); // allocation of datasize octets
+ memset(data, 32, datasize);
+ data[datasize] = '\0';
INFO0("Launch current node");
/* Register the known messages */
- gras_msgtype_declare("data", gras_datadesc_by_name("int"));
+ gras_msgtype_declare("data", gras_datadesc_by_name("string"));
+
/* Wait for receivers to startup */
gras_os_sleep(1);
/* write 'em */
- data =1000;
- xbt_dynar_foreach(hosts,i,h) {
+ xbt_dynar_foreach(peers,i,h) {
peer = gras_socket_client(h->name,h->port);
gras_msg_send(peer,gras_msgtype_by_name("data"),&data);
- INFO3(" Sent Data (%d) from %s to %s",
- data,gras_os_myname(),h->name);
+ INFO2(" Sent Data from %s to %s",
+ gras_os_myname(),h->name);
gras_socket_close(peer);
}
/* Free the allocated resources, and shut GRAS down */
- xbt_dynar_free(&hosts);
+ xbt_dynar_free(&peers);
gras_exit();
return 0;