/* init_conn:
* This just chains to the channel initialiser, basically.
*/
static int init_conn (NET_CONN *conn, const char *addr)
{
struct conn_data_t *data;
conn->peer_addr[0] = '\0';
conn->data = data = malloc (sizeof *data);
if (!data) return 1;
if (create_queues (conn)) {
free (data);
return 2;
}
data->conns = NULL;
data->referer = NULL;
data->chan = net_openchannel (conn->type, addr);
if (!data->chan) {
destroy_queues (conn);
free (data);
return 3;
}
return 0; /* success */
}
void *pv_messclient_receive(){
NET_CHANNEL *chan = NULL;
message_buf rbuf;
struct str_user_data * p_user_data;
chan = net_openchannel (DRIVER,user_data.local_IP_udp_port);
if (!chan) {
fprintf (stderr,"Error opening channel.\n");
exit(ERROR);
}
while(1){
while (net_query (chan)){
/* If so, receive them and print them out. */
if (net_receive (chan,&rbuf,sizeof(rbuf), NULL) > 0){
p_user_data = (struct str_user_data *)( rbuf.mtext + 1 );
/* Print the message */
printf("\n# Received from IP : %s PID : %d : %s\n", p_user_data->local_IP,p_user_data->pid,rbuf.mtext+1+sizeof(struct str_user_data));
/*Write the init massage again */
printf("# IP : %s PID :%d :", user_data.local_IP, user_data.pid );
fflush(stdout);
}/*if*/
}/*while*/
}/*while (1)*/
net_closechannel (chan);
return OK;
}
void init() {
char temp[1024], nick[1024], addr[1024], newaddr[NET_MAX_ADDRESS_LENGTH];
NET_DRIVERLIST drv;
drv = net_driverlist_create();
net_driverlist_clear (drv);
net_driverlist_add (drv, netdriver);
if (!net_initdrivers (drv)) {
printf("Error initialising driver.\n");
exit (1);
}
printf ("Enter target address: ");
fgets (addr, 1024, stdin);
while (strchr(addr,'\n')) *strchr(addr,'\n')=0;
printf ("Enter nickname: ");
fgets (nick, 10, stdin);
while (strchr(nick,'\n')) *strchr(nick,'\n')=0;
if (!(chan = net_openchannel (netdriver, NULL))) {
printf ("Unable to open channel.\n");
exit (2);
}
printf ("Connecting to %s...\n", addr);
net_assigntarget (chan, addr);
sprintf (temp, "%c%s", CHAT_MAGIC, nick);
net_send (chan, temp, strlen (temp));
while ((!net_query (chan))/* && !conio_kbhit()*/);
if (0/*conio_kbhit()*/) {
conio_getch();
printf ("Aborted.\n");
exit (3);
}
{
int x = net_receive (chan, temp, 1024, newaddr);
if (x == -1) {
printf ("Receive error.\n");
exit (5);
}
temp[x] = 0;
}
if (strcmp (temp, "OK")) {
printf ("Connection refused.\n");
exit (4);
}
printf ("Connection accepted, redirecting... ");
fflush (stdout);
net_assigntarget (chan, newaddr);
printf ("done.\n");
}
/* get_channel:
* Scans the list of connections for one matching this connector, and
* fills it in if found, returning positive. Otherwise, adds a new entry
* to the list, fills it in, and returns negative. On error, returns zero.
*/
static int get_channel (struct conns_list *conns, const char *addr, int conn_id, int type, const char *bind, NET_CHANNEL **chan, struct conn_data_t *condat)
{
#if 0
/* Before we do anything else, time out entries which have been here
* too long */
struct conns_list *ptr = conns;
while (ptr->next) {
if ((unsigned)(__libnet_timer_func() - ptr->last_access_time) > 10000) {
struct conns_list *ptr2 = ptr->next;
ptr->next = ptr2->next;
free (ptr2->addr);
free (ptr2);
}
}
#endif
while (conns->next) {
conns = conns->next;
if ((conn_id == conns->client_conn_id) && !strcmp (addr, conns->addr)) {
*chan = conns->chan;
conns->last_access_time = __libnet_timer_func();
return 1;
}
}
conns->next = malloc (sizeof *conns->next);
if (conns->next) {
conns->next->next = NULL;
conns->next->addr = strdup (addr);
conns->next->client_conn_id = conn_id;
conns->next->ref = condat;
conns->next->last_access_time = __libnet_timer_func();
if (conns->next->addr) {
conns->next->chan = net_openchannel (type, bind);
if (conns->next->chan) {
*chan = conns->next->chan;
return -1;
}
free (conns->next->addr);
}
free (conns->next);
conns->next = NULL;
}
return 0;
}
int main (int argc, char **argv)
{
NET_CONN *listen, *conn = NULL;
NET_CHANNEL *chan;
char remote[NET_MAX_ADDRESS_LENGTH], buf[NET_MAX_ADDRESS_LENGTH];
char *p, c;
int server = -1;
if (argc > 1) {
if (!strcmp (argv[1], "server")) server = 1;
else if (!strcmp (argv[1], "client")) server = 0;
}
if (server == -1) {
puts ("Pass `server' or `client' on the command line.");
return 1;
}
net_init();
net_detectdrivers(net_drivers_all);
net_initdrivers(net_drivers_all);
if (server) {
listen = net_openconn(DRIVER, "");
net_listen(listen);
while (!conn)
conn = net_poll_listen(listen);
} else {
conn = net_openconn(DRIVER, NULL);
if (net_connect_wait_time(conn, ADDRESS, 5) != 0) {
printf("Error connecting\n");
return 1;
}
}
chan = net_openchannel(DRIVER, NULL);
p = net_getlocaladdress(chan);
net_send_rdm(conn, p, strlen(p) + 1);
while (!net_query_rdm(conn)) ;
net_receive_rdm(conn, remote, sizeof remote);
printf ("Address before fixing: %s\n", remote);
if (net_fixupaddress_conn(conn, remote, buf) != 0) {
printf("Didn't work\n");
return 1;
}
printf ("Address after fixing: %s\n", buf);
printf("assigning target: %s\n", buf);
net_assigntarget(chan, buf);
do {
c = fgetc(stdin);
if (c == '1')
net_send(chan, "** Channel", 11);
else if (c == '2')
net_send_rdm(conn, "** Conn", 8);
while (net_query(chan)) {
net_receive(chan, buf, sizeof buf, NULL);
printf("%s\n", buf);
}
while (net_query_rdm(conn)) {
net_receive_rdm(conn, buf, sizeof buf);
printf("%s\n", buf);
}
} while (c != 'q');
return 0;
}
