/* Initiate router table */
void
router_init(size_t size)
{
#if (INTERCEPT_THREAD)
pthread_mutex_init(&mutex, NULL);
#endif
delay_table_init(size);
table = hash_create(size << 1);
strcpy(table->name, "router-table");
tc_log_info(LOG_NOTICE, 0, "create %s, size:%u", table->name, table->size);
}
/* Initiate for tcpcopy server */
void interception_init(uint16_t port)
{
delay_table_init(srv_settings.hash_size);
router_init(srv_settings.hash_size << 1);
select_server_set_callback(interception_process);
msg_listen_sock = msg_server_init(srv_settings.binded_ip, port);
log_info(LOG_NOTICE, "msg listen socket:%d", msg_listen_sock);
select_server_add(msg_listen_sock);
firewall_sock = nl_firewall_init();
log_info(LOG_NOTICE, "firewall socket:%d", firewall_sock);
select_server_add(firewall_sock);
}
/* initiate for tcpcopy server */
int
interception_init(tc_event_loop_t *event_loop, char *ip, uint16_t port)
{
int fd;
tc_event_t *ev;
delay_table_init(srv_settings.hash_size);
if (router_init() != TC_OK) {
return TC_ERROR;
}
/* init the listening socket */
if ((fd = tc_socket_init()) == TC_INVALID_SOCKET) {
return TC_ERROR;
} else {
if (tc_socket_listen(fd, ip, port) == TC_ERROR) {
return TC_ERROR;
}
tc_log_info(LOG_NOTICE, 0, "msg listen socket:%d", fd);
ev = tc_event_create(fd, tc_msg_event_accept, NULL);
if (ev == NULL) {
return TC_ERROR;
}
if (tc_event_add(event_loop, ev, TC_EVENT_READ) == TC_EVENT_ERROR) {
return TC_ERROR;
}
}
if (sniff_init(event_loop) != TC_OK) {
return TC_ERROR;
}
return TC_OK;
}
/* initiate for tcpcopy server */
int
interception_init(tc_event_loop_t *event_loop, char *ip, uint16_t port)
{
int fd;
tc_event_t *ev;
#if (!TCPCOPY_SINGLE)
delay_table_init(srv_settings.hash_size);
if (router_init() != TC_OK) {
return TC_ERROR;
}
#endif
pid = getpid();
/* init the listening socket */
if ((fd = tc_socket_init()) == TC_INVALID_SOCKET) {
return TC_ERROR;
} else {
if (tc_socket_listen(fd, ip, port) == TC_ERROR) {
return TC_ERROR;
}
tc_log_info(LOG_NOTICE, 0, "msg listen socket:%d", fd);
ev = tc_event_create(fd, tc_msg_event_accept, NULL);
if (ev == NULL) {
return TC_ERROR;
}
if (tc_event_add(event_loop, ev, TC_EVENT_READ) == TC_EVENT_ERROR) {
return TC_ERROR;
}
}
#if (INTERCEPT_NFQUEUE)
/* init the nfq socket */
if ((fd = tc_nfq_socket_init(&srv_settings.nfq_handler,
&srv_settings.nfq_q_handler, tc_nfq_process_packet))
== TC_INVALID_SOCKET)
{
return TC_ERROR;
} else {
tc_log_info(LOG_NOTICE, 0, "nfq socket:%d", fd);
ev = tc_event_create(fd, tc_nfq_event_process, NULL);
if (ev == NULL) {
return TC_ERROR;
}
if (tc_event_add(event_loop, ev, TC_EVENT_READ) == TC_EVENT_ERROR) {
return TC_ERROR;
}
}
#else
/* init the netlink socket */
if ((fd = tc_nl_socket_init()) == TC_INVALID_SOCKET) {
return TC_ERROR;
} else {
tc_log_info(LOG_NOTICE, 0, "firewall socket:%d", fd);
ev = tc_event_create(fd, tc_nl_event_process, NULL);
if (ev == NULL) {
return TC_ERROR;
}
if (tc_event_add(event_loop, ev, TC_EVENT_READ) == TC_EVENT_ERROR) {
return TC_ERROR;
}
}
#endif
return TC_OK;
}
