static int
set_details()
{
int n;
#if (TC_ADVANCED)
int len;
#endif
for (n = tc_pagesize; n >>= 1; tc_pagesize_shift++) { /* void */ }
#if (!TC_ADVANCED)
/* retrieve ip address */
if (srv_settings.raw_ip_list != NULL) {
tc_log_info(LOG_NOTICE, 0, "-x para:%s", srv_settings.raw_ip_list);
retrieve_ip_addr();
}
#else
if (srv_settings.raw_device != NULL) {
tc_log_info(LOG_NOTICE, 0, "device:%s", srv_settings.raw_device);
if (strcmp(srv_settings.raw_device, DEFAULT_DEVICE) == 0) {
srv_settings.raw_device = NULL;
} else {
retrieve_devices(srv_settings.raw_device, &(srv_settings.devices));
}
}
if (srv_settings.user_filter != NULL) {
tc_log_info(LOG_NOTICE, 0, "user filter:%s", srv_settings.user_filter);
len = strlen(srv_settings.user_filter);
if (len >= MAX_FILTER_LENGH) {
tc_log_info(LOG_ERR, 0, "user filter is too long");
return -1;
}
memcpy(srv_settings.filter, srv_settings.user_filter, len);
} else {
fprintf(stderr, "please set filter (-F param) for capturing packets\n");
tc_log_info(LOG_ERR, 0, "not set filter (-F param)");
return -1;
}
#endif
#if (TC_NFQUEUE)
if (srv_settings.max_queue_len <= 1024) {
srv_settings.max_queue_len = -1;
}
#endif
/* daemonize */
if (srv_settings.do_daemonize) {
if (sigignore(SIGHUP) == -1) {
tc_log_info(LOG_ERR, errno, "failed to ignore SIGHUP");
}
if (daemonize() == -1) {
fprintf(stderr, "failed to daemonize() in order to daemonize\n");
return -1;
}
}
return 0;
}
static int
set_details()
{
/* ignore SIGPIPE signals */
if (sigignore(SIGPIPE) == -1) {
perror("failed to ignore SIGPIPE; sigaction");
return -1;
}
/* retrieve ip address */
if (srv_settings.raw_ip_list != NULL) {
tc_log_info(LOG_NOTICE, 0, "-x parameter:%s",
srv_settings.raw_ip_list);
retrieve_ip_addr();
}
if (srv_settings.timeout == 0) {
srv_settings.timeout = DEFAULT_TIMEOUT;
}
/* daemonize */
if (srv_settings.do_daemonize) {
if (sigignore(SIGHUP) == -1) {
tc_log_info(LOG_ERR, errno, "Failed to ignore SIGHUP");
}
if (daemonize() == -1) {
fprintf(stderr, "failed to daemon() in order to daemonize\n");
return -1;
}
}
if (tc_time_set_timer(1000) == TC_ERROR) {
tc_log_info(LOG_ERR, 0, "set timer error");
return -1;
}
return 0;
}
static int
set_details()
{
#if (INTERCEPT_ADVANCED && TCPCOPY_PCAP)
int len;
#endif
#if (!INTERCEPT_ADVANCED)
/* retrieve ip address */
if (srv_settings.raw_ip_list != NULL) {
tc_log_info(LOG_NOTICE, 0, "-x parameter:%s",
srv_settings.raw_ip_list);
retrieve_ip_addr();
}
#endif
#if (INTERCEPT_ADVANCED)
if (srv_settings.raw_targets != NULL) {
tc_log_info(LOG_NOTICE, 0, "-o parameter:%s",
srv_settings.raw_targets);
retrieve_target_addresses(srv_settings.raw_targets,
&(srv_settings.targets));
} else {
#if (!TCPCOPY_PCAP)
tc_log_info(LOG_WARN, 0, "no raw targets for advanced mode");
return -1;
#else
tc_log_info(LOG_NOTICE, 0, "no raw targets for advanced mode");
#endif
}
#if (TCPCOPY_PCAP)
if (srv_settings.raw_device != NULL) {
tc_log_info(LOG_NOTICE, 0, "device:%s", srv_settings.raw_device);
if (strcmp(srv_settings.raw_device, DEFAULT_DEVICE) == 0) {
srv_settings.raw_device = NULL;
} else {
retrieve_devices(srv_settings.raw_device, &(srv_settings.devices));
}
}
if (srv_settings.user_filter != NULL) {
tc_log_info(LOG_NOTICE, 0, "user filter:%s", srv_settings.user_filter);
len = strlen(srv_settings.user_filter);
if (len >= MAX_FILTER_LENGH) {
tc_log_info(LOG_ERR, 0, "user filter is too long");
return -1;
}
memcpy(srv_settings.filter, srv_settings.user_filter, len);
} else {
extract_filter();
}
#endif
#endif
/* daemonize */
if (srv_settings.do_daemonize) {
if (sigignore(SIGHUP) == -1) {
tc_log_info(LOG_ERR, errno, "failed to ignore SIGHUP");
}
if (daemonize() == -1) {
fprintf(stderr, "failed to daemonize() in order to daemonize\n");
return -1;
}
}
return 0;
}