#include <gras.h>
typedef struct {
- int killed;
+ 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();
-
- fprintf(stderr,"Argh, killed by %s:%d! Bye folks...\n",
- gras_socket_peer_name(client), gras_socket_peer_port(client));
-
+ server_data_t *globals = (server_data_t *) gras_userdata_get();
+
+ fprintf(stderr, "Argh, killed by %s:%d! Bye folks...\n",
+ gras_socket_peer_name(client), gras_socket_peer_port(client));
+
globals->killed = 1;
-
+
return 0;
-} /* end_of_kill_callback */
+} /* end_of_kill_callback */
-int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload) {
+int server_hello_cb(gras_msg_cb_ctx_t ctx, void *payload)
+{
gras_socket_t client = gras_msg_cb_ctx_from(ctx);
- fprintf(stderr,"Cool, we received the message from %s:%d.\n",
- gras_socket_peer_name(client), gras_socket_peer_port(client));
-
+ fprintf(stderr, "Cool, we received the message from %s:%d.\n",
+ gras_socket_peer_name(client), gras_socket_peer_port(client));
+
return 0;
-} /* end_of_hello_callback */
+} /* end_of_hello_callback */
-int server(int argc, char *argv[]) {
- gras_socket_t mysock; /* socket on which I listen */
+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("hello",&server_hello_cb);
- gras_cb_register("kill",&server_kill_cb);
+
+ gras_cb_register("hello", &server_hello_cb);
+ gras_cb_register("kill", &server_kill_cb);
while (!globals->killed) {
- gras_msg_handle(-1); /* blocking */
+ gras_msg_handle(-1); /* blocking */
}
-
+
gras_exit();
return 0;
}
-int client(int argc, char *argv[]) {
- gras_socket_t mysock; /* socket on which I listen */
- gras_socket_t toserver; /* socket used to write to the server */
+int client(int argc, char *argv[])
+{
+ gras_socket_t mysock; /* socket on which I listen */
+ gras_socket_t toserver; /* socket used to write to the server */
- 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);
-
- fprintf(stderr,"Client ready; listening on %d\n", gras_socket_my_port(mysock));
-
- gras_os_sleep(1.5); /* sleep 1 second and half */
+
+ fprintf(stderr, "Client ready; listening on %d\n",
+ gras_socket_my_port(mysock));
+
+ gras_os_sleep(1.5); /* sleep 1 second and half */
toserver = gras_socket_client(argv[1], atoi(argv[2]));
-
- gras_msg_send(toserver,"hello", NULL);
- fprintf(stderr,"we sent the data to the server on %s. Let's do it again for fun\n", gras_socket_peer_name(toserver));
- gras_msg_send(toserver,"hello", NULL);
-
- fprintf(stderr,"Ok. Enough. Have a rest, and then kill the server\n");
- gras_os_sleep(5); /* sleep 1 second and half */
- gras_msg_send(toserver,"kill", NULL);
+
+ gras_msg_send(toserver, "hello", NULL);
+ fprintf(stderr,
+ "we sent the data to the server on %s. Let's do it again for fun\n",
+ gras_socket_peer_name(toserver));
+ gras_msg_send(toserver, "hello", NULL);
+
+ fprintf(stderr, "Ok. Enough. Have a rest, and then kill the server\n");
+ gras_os_sleep(5); /* sleep 1 second and half */
+ gras_msg_send(toserver, "kill", NULL);
gras_exit();
return 0;
