static void
on_client_ifup(void)
{
char buf[256];
nvram_set_int_temp("vpnc_state_t", 1);
buf[0] = 0;
if (nvram_get_int("vpnc_pdns") > 0) {
int i, i_dns, buf_len;
char *value;
char foption[32], fdns[128];
for (i=0, i_dns=0; i < 20 && i_dns < 3; i++) {
sprintf(foption, "foreign_option_%d", i);
value = getenv(foption);
if (value) {
fdns[0] = 0;
if (sscanf(value, "dhcp-option DNS %s", fdns) == 1) {
buf_len = strlen(buf);
snprintf(buf + buf_len, sizeof(buf) - buf_len, "%s%s", (buf_len) ? " " : "", fdns);
i_dns++;
}
}
}
}
nvram_set_temp("vpnc_dns_t", buf);
if (strlen(buf) > 0)
update_resolvconf(0, 0);
}
void
stop_vpn_server(void)
{
int i;
char pppd_pid[32];
char* svcs[] = { "bcrelay", "pptpd", NULL, NULL };
if (get_xl2tpd_vpns_active()) {
svcs[2] = "xl2tpd";
xl2tpd_killed_vpns = 1;
}
kill_services(svcs, 5, 1);
/* force kill all clients pppd */
for (i=0; i<MAX_CLIENTS_NUM; i++) {
sprintf(pppd_pid, "/var/run/ppp%d.pid", VPN_SERVER_PPP_UNIT+i);
kill_pidfile_s(pppd_pid, SIGKILL);
}
nvram_set_int_temp("l2tp_srv_t", 0);
unlink(VPNS_PPP_UP_SCRIPT);
unlink(VPNS_PPP_DW_SCRIPT);
#if defined(APP_OPENVPN)
stop_openvpn_server();
#endif
unlink(VPN_SERVER_LEASE_FILE);
}
static void
on_client_ifdown(void)
{
nvram_set_int_temp("vpnc_state_t", 0);
restore_dns_from_vpnc();
}
void set_usb_modem_dev_wan(int unit, int devnum)
{
char tmp[100];
char prefix[16];
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
nvram_set_int_temp(strcat_r(prefix, "modem_dev", tmp), devnum);
}
void
notify_watchdog_wifi(int is_5ghz)
{
int wd_notify_id = (is_5ghz) ? WD_NOTIFY_ID_WIFI5 : WD_NOTIFY_ID_WIFI2;
nvram_set_int_temp("wd_notify_id", wd_notify_id);
kill_pidfile_s(WD_PID_FILE, SIGUSR1);
}
static void
on_client_ifdown(void)
{
nvram_set_int_temp("vpnc_state_t", 0);
restore_dns_from_vpnc();
call_client_script(VPN_CLIENT_UPDOWN_SCRIPT, "down");
}
static void
update_svc_status_wifi2()
{
nvram_set_int_temp("reload_svc_rt", 0);
svcStatus[RADIO2_ACTIVE] = is_radio_allowed_rt();
if (svcStatus[RADIO2_ACTIVE] > 0)
svcStatus[GUEST2_ACTIVE] = is_guest_allowed_rt();
else
svcStatus[GUEST2_ACTIVE] = -1;
}
void
stop_vpn_client(void)
{
char pppd_pid[32];
if (get_xl2tpd_vpnc_active() && pids("xl2tpd"))
control_xl2tpd("d", "VPNC");
sprintf(pppd_pid, "/var/run/ppp-%s.pid", VPNC_PPP_LINK_NAME);
kill_process_pidfile(pppd_pid, 5, 1);
#if defined(APP_OPENVPN)
stop_openvpn_client();
#endif
nvram_set_int_temp("l2tp_cli_t", 0);
nvram_set_int_temp("vpnc_state_t", 0);
unlink(VPNC_PPP_UP_SCRIPT);
unlink(VPNC_PPP_DW_SCRIPT);
}
static void
update_svc_status_wifi5()
{
#if BOARD_HAS_5G_RADIO
nvram_set_int_temp("reload_svc_wl", 0);
svcStatus[RADIO5_ACTIVE] = is_radio_allowed_wl();
if (svcStatus[RADIO5_ACTIVE] > 0)
svcStatus[GUEST5_ACTIVE] = is_guest_allowed_wl();
else
svcStatus[GUEST5_ACTIVE] = -1;
#endif
}
static void
on_client_ifup(void)
{
int i, i_dns = 0;
char buf[256];
char *script_name = VPN_CLIENT_UPDOWN_SCRIPT;
nvram_set_int_temp("vpnc_state_t", 1);
buf[0] = 0;
if (nvram_get_int("vpnc_pdns") > 0) {
int buf_len;
char *value;
char foption[32], fdns[128];
for (i = 0; i < 20 && i_dns < 3; i++) {
sprintf(foption, "foreign_option_%d", i);
value = getenv(foption);
if (value) {
fdns[0] = 0;
if (sscanf(value, "dhcp-option DNS %s", fdns) == 1) {
buf_len = strlen(buf);
snprintf(buf + buf_len, sizeof(buf) - buf_len, "%s%s", (buf_len) ? " " : "", fdns);
i_dns++;
if (i_dns == 1)
setenv("DNS1", fdns, 1);
else if (i_dns == 2)
setenv("DNS2", fdns, 1);
}
}
}
}
nvram_set_temp("vpnc_dns_t", buf);
if (strlen(buf) > 0)
update_resolvconf(0, 0);
if (check_if_file_exist(script_name)) {
for (i = 0; i < ARRAY_SIZE(env_ovpn); i++)
setenv(env_pppd[i], safe_getenv(env_ovpn[i]), 1);
doSystem("%s %s", script_name, "up");
for (i = 0; i < ARRAY_SIZE(env_ovpn); i++)
unsetenv(env_pppd[i]);
}
if (i_dns > 1)
unsetenv("DNS2");
if (i_dns > 0)
unsetenv("DNS1");
}
static void
on_client_ifdown(void)
{
int i;
char *script_name = VPN_CLIENT_UPDOWN_SCRIPT;
nvram_set_int_temp("vpnc_state_t", 0);
restore_dns_from_vpnc();
if (check_if_file_exist(script_name)) {
for (i = 0; i < ARRAY_SIZE(env_ovpn); i++)
setenv(env_pppd[i], safe_getenv(env_ovpn[i]), 1);
doSystem("%s %s", script_name, "down");
for (i = 0; i < ARRAY_SIZE(env_ovpn); i++)
unsetenv(env_pppd[i]);
}
}
void
on_deferred_hotplug_usb(void)
{
int plug_modem = 0;
int unplug_modem = 0;
if (nvram_match("usb_hotplug_ms", "1"))
{
nvram_set_int_temp("usb_hotplug_ms", 0);
try_start_usb_apps();
nvram_set_int_temp("usb_opt_start", 0);
}
if (nvram_match("usb_unplug_lp", "1"))
{
nvram_set_int_temp("usb_unplug_lp", 0);
if (!usb_port_module_used("usblp"))
stop_usb_printer_spoolers();
}
if (nvram_match("usb_hotplug_lp", "1"))
{
nvram_set_int_temp("usb_hotplug_lp", 0);
try_start_usb_printer_spoolers();
}
if (nvram_match("usb_unplug_md", "1"))
{
nvram_set_int_temp("usb_unplug_md", 0);
if (nvram_get_int("modem_rule") > 0)
unplug_modem = 1;
}
if (nvram_match("usb_hotplug_md", "1"))
{
plug_modem = 1;
nvram_set_int_temp("usb_hotplug_md", 0);
}
if (unplug_modem)
{
try_wan_reconnect(1, 0);
}
if (plug_modem && !unplug_modem)
{
try_start_usb_modem_to_wan();
}
}
int
ntpc_updated_main(int argc, char *argv[])
{
char *offset;
int ntpc_counter;
if (argc < 2)
return -1;
if (strcmp(argv[1], "step") != 0)
return 0;
ntpc_counter = nvram_get_int("ntpc_counter");
nvram_set_int_temp("ntpc_counter", ntpc_counter + 1);
offset = getenv("offset");
if (offset)
logmessage("NTP Client", "System time changed, offset: %ss", offset);
return 0;
}
int
ipdown_vpnc_main(int argc, char **argv)
{
char *script_name = VPN_CLIENT_UPDOWN_SCRIPT;
char *ifname = safe_getenv("IFNAME");
char *gw = getenv("IPREMOTE");
umask(0000);
vpnc_route_dgw(ifname, gw, 0);
vpnc_route_to_remote_lan(ifname, gw, 0);
nvram_set_int_temp("vpnc_state_t", 0);
restore_dns_from_vpnc();
if (check_if_file_exist(script_name))
doSystem("%s %s", script_name, "down");
return 0;
}
int
ipup_vpnc_main(int argc, char **argv)
{
char buf[256];
char *script_name = VPN_CLIENT_UPDOWN_SCRIPT;
char *ifname = safe_getenv("IFNAME");
char *gw = getenv("IPREMOTE");
umask(0000);
vpnc_route_to_remote_lan(ifname, gw, 1);
vpnc_route_dgw(ifname, gw, 1);
set_vpn_balancing(ifname);
nvram_set_int_temp("vpnc_state_t", 1);
buf[0] = 0;
if (nvram_get_int("vpnc_pdns") > 0) {
char *value;
value = getenv("DNS1");
if (value)
snprintf(buf, sizeof(buf), "%s", value);
value = getenv("DNS2");
if (value && strcmp(value, buf) != 0) {
int buf_len = strlen(buf);
snprintf(buf + buf_len, sizeof(buf) - buf_len, "%s%s", (buf_len) ? " " : "", value);
}
}
nvram_set_temp("vpnc_dns_t", buf);
if (strlen(buf) > 0)
update_resolvconf(0, 0);
if (check_if_file_exist(script_name))
doSystem("%s %s", script_name, "up");
return 0;
}
int
watchdog_main(int argc, char *argv[])
{
FILE *fp;
pid_t pid;
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = catch_sig_watchdog;
sigemptyset(&sa.sa_mask);
sigaddset(&sa.sa_mask, SIGALRM);
sigaddset(&sa.sa_mask, SIGHUP);
sigaddset(&sa.sa_mask, SIGUSR1);
sigaddset(&sa.sa_mask, SIGUSR2);
sigaction(SIGHUP, &sa, NULL);
sigaction(SIGUSR1, &sa, NULL);
sigaction(SIGUSR2, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGALRM, &sa, NULL);
memset(&sa, 0, sizeof(sa));
sa.sa_handler = SIG_IGN;
sigemptyset(&sa.sa_mask);
sigaction(SIGPIPE, &sa, NULL);
if (daemon(0, 0) < 0) {
perror("daemon");
exit(errno);
}
pid = getpid();
/* never invoke oom killer */
oom_score_adjust(pid, OOM_SCORE_ADJ_MIN);
/* write pid */
if ((fp = fopen(WD_PID_FILE, "w")) != NULL) {
fprintf(fp, "%d", pid);
fclose(fp);
}
nvram_set_int_temp("wd_notify_id", 0);
#if defined (BOARD_GPIO_BTN_WPS)
cpu_gpio_irq_set(BOARD_GPIO_BTN_WPS, 0, 1, pid);
#endif
#if defined (BOARD_GPIO_BTN_WLTOG)
cpu_gpio_irq_set(BOARD_GPIO_BTN_WLTOG, 0, 1, pid);
#endif
#if defined (BOARD_GPIO_BTN_RESET)
cpu_gpio_irq_set(BOARD_GPIO_BTN_RESET, 0, 1, pid);
#endif
/* set timer */
wd_alarmtimer(WD_NORMAL_PERIOD, 0);
/* most of time it goes to sleep */
while (1) {
pause();
}
return 0;
}
int
start_vpn_server(void)
{
FILE *fp;
int i, i_type, i_vuse, i_cli0, i_cli1;
char *vpns_cfg, *vpns_sec, *lanip;
struct in_addr pool_in;
unsigned int laddr, lmask, lsnet;
if (nvram_invmatch("vpns_enable", "1") || get_ap_mode())
return 0;
unlink(VPN_SERVER_LEASE_FILE);
i_type = nvram_get_int("vpns_type");
#if defined(APP_OPENVPN)
if (i_type == 2)
return start_openvpn_server();
#endif
vpns_cfg = "/etc/pptpd.conf";
vpns_sec = "/tmp/ppp/chap-secrets";
mkdir("/tmp/ppp", 0777);
symlink("/sbin/rc", VPNS_PPP_UP_SCRIPT);
symlink("/sbin/rc", VPNS_PPP_DW_SCRIPT);
i_vuse = nvram_get_int("vpns_vuse");
lanip = nvram_safe_get("lan_ipaddr");
if (i_vuse == 0) {
laddr = ntohl(inet_addr(lanip));
lmask = ntohl(inet_addr(nvram_safe_get("lan_netmask")));
lsnet = (~lmask) - 1;
i_cli0 = nvram_safe_get_int("vpns_cli0", 245, 1, 254);
i_cli1 = nvram_safe_get_int("vpns_cli1", 254, 2, 254);
if (i_cli0 >= (int)lsnet) i_cli0 = (int)(lsnet - 1);
if (i_cli1 > (int)lsnet) i_cli1 = (int)lsnet;
if (i_cli1 <= i_cli0) i_cli1 = i_cli0 + 1;
laddr = (laddr & lmask) | (unsigned int)i_cli0;
i_cli0 += 1;
} else {
laddr = ntohl(inet_addr(nvram_safe_get("vpns_vnet")));
lmask = ntohl(inet_addr(VPN_SERVER_SUBNET_MASK));
laddr = (laddr & lmask) | 1;
i_cli0 = 2;
i_cli1 = i_cli0 + MAX_CLIENTS_NUM - 1;
}
if (i_type != 1) {
if (!(fp = fopen(vpns_cfg, "w")))
return -1;
fprintf(fp, "option %s\n", VPN_SERVER_PPPD_OPTIONS);
fprintf(fp, "connections %d\n", MAX_CLIENTS_NUM);
pool_in.s_addr = htonl(laddr);
fprintf(fp, "localip %s\n", inet_ntoa(pool_in));
pool_in.s_addr = htonl((laddr & lmask) | (unsigned int)i_cli0);
fprintf(fp, "remoteip %s-%d\n", inet_ntoa(pool_in), i_cli1);
fclose(fp);
chmod(vpns_cfg, 0644);
}
create_vpns_pppd_options(i_type);
/* create /tmp/ppp/chap-secrets */
fp = fopen(vpns_sec, "w+");
if (fp) {
char *acl_user, *acl_pass;
char acl_user_var[32], acl_pass_var[32], acl_addr_var[32];
int i_cli2;
int i_max = nvram_get_int("vpns_num_x");
if (i_max > MAX_CLIENTS_NUM) i_max = MAX_CLIENTS_NUM;
for (i = 0; i < i_max; i++) {
sprintf(acl_user_var, "vpns_user_x%d", i);
sprintf(acl_pass_var, "vpns_pass_x%d", i);
acl_user = nvram_safe_get(acl_user_var);
acl_pass = nvram_safe_get(acl_pass_var);
if (*acl_user && *acl_pass) {
sprintf(acl_addr_var, "vpns_addr_x%d", i);
i_cli2 = nvram_get_int(acl_addr_var);
if (i_cli2 >= i_cli0 && i_cli2 <= i_cli1 ) {
pool_in.s_addr = htonl((laddr & lmask) | (unsigned int)i_cli2);
strcpy(acl_addr_var, inet_ntoa(pool_in));
} else
strcpy(acl_addr_var, "*");
fprintf(fp, "\"%s\" * \"%s\" %s\n", acl_user, acl_pass, acl_addr_var);
}
}
fclose(fp);
chmod(vpns_sec, 0600);
}
if (i_type == 1) {
nvram_set_int_temp("l2tp_srv_t", 1);
safe_start_xl2tpd();
} else {
nvram_set_int_temp("l2tp_srv_t", 0);
/* execute pptpd daemon */
return eval("/usr/sbin/pptpd", "-c", vpns_cfg);
}
return 0;
}
void
handle_notifications(void)
{
int i, stop_handle = 0;
char notify_name[256];
DIR *directory = opendir(DIR_RC_NOTIFY);
if (!directory)
return;
// handle max 10 requests at once (prevent deadlock)
for (i=0; i < 10; i++)
{
struct dirent *entry;
FILE *test_fp;
entry = readdir(directory);
if (!entry)
break;
if (strcmp(entry->d_name, ".") == 0)
continue;
if (strcmp(entry->d_name, "..") == 0)
continue;
/* Remove the marker file. */
snprintf(notify_name, sizeof(notify_name), "%s/%s", DIR_RC_NOTIFY, entry->d_name);
remove(notify_name);
printf("rc notification: %s\n", entry->d_name);
/* Take the appropriate action. */
if (!strcmp(entry->d_name, RCN_RESTART_REBOOT))
{
stop_handle = 1;
sys_exit();
}
else if (!strcmp(entry->d_name, "flash_firmware"))
{
stop_handle = 1;
flash_firmware();
}
#if defined (USE_IPV6)
else if (!strcmp(entry->d_name, RCN_RESTART_IPV6))
{
if (!get_ap_mode()) {
full_restart_ipv6(nvram_ipv6_type);
nvram_ipv6_type = get_ipv6_type();
}
}
else if (strcmp(entry->d_name, RCN_RESTART_RADVD) == 0)
{
restart_dhcpd();
restart_radvd();
}
#endif
else if (!strcmp(entry->d_name, RCN_RESTART_WAN))
{
full_restart_wan();
}
else if (!strcmp(entry->d_name, RCN_RESTART_LAN))
{
full_restart_lan();
}
else if (!strcmp(entry->d_name, "stop_whole_wan"))
{
stop_wan();
}
else if (!strcmp(entry->d_name, RCN_RESTART_IPTV))
{
int is_ap_mode = get_ap_mode();
restart_iptv(is_ap_mode);
if (!is_ap_mode)
restart_firewall();
}
else if(!strcmp(entry->d_name, "deferred_wan_connect"))
{
deferred_wan_connect();
}
else if(!strcmp(entry->d_name, "auto_wan_reconnect"))
{
auto_wan_reconnect();
}
else if(!strcmp(entry->d_name, "auto_wan_reconnect_pause"))
{
auto_wan_reconnect_pause();
}
else if(!strcmp(entry->d_name, "manual_wan_reconnect"))
{
manual_wan_reconnect();
}
else if(!strcmp(entry->d_name, "manual_wan_disconnect"))
{
manual_wan_disconnect();
}
else if(!strcmp(entry->d_name, "manual_ddns_hostname_check"))
{
manual_ddns_hostname_check();
}
#if (BOARD_NUM_USB_PORTS > 0)
else if (!strcmp(entry->d_name, RCN_RESTART_MODEM))
{
int wan_stopped = 0;
int modules_reloaded = 0;
int need_restart_wan = get_usb_modem_wan(0);
int modem_rule = nvram_get_int("modem_rule");
int modem_type = nvram_get_int("modem_type");
if (nvram_modem_rule != modem_rule)
{
nvram_modem_rule = modem_rule;
if (need_restart_wan) {
wan_stopped = 1;
stop_wan();
}
if (modem_rule > 0) {
modules_reloaded = 1;
reload_modem_modules(modem_type, 1);
} else {
unload_modem_modules();
}
}
if (nvram_modem_type != modem_type)
{
if (nvram_modem_type == 3 || modem_type == 3) {
if (modem_rule > 0 && !modules_reloaded) {
if (need_restart_wan && !wan_stopped)
stop_wan();
reload_modem_modules(modem_type, 1);
}
}
nvram_modem_type = modem_type;
}
if (need_restart_wan)
full_restart_wan();
}
else if (strcmp(entry->d_name, RCN_RESTART_SPOOLER) == 0)
{
restart_usb_printer_spoolers();
}
else if (strcmp(entry->d_name, RCN_RESTART_HDDTUNE) == 0)
{
system("/sbin/hddtune.sh");
set_pagecache_reclaim();
}
#if defined(APP_FTPD)
else if (strcmp(entry->d_name, RCN_RESTART_FTPD) == 0)
{
restart_ftpd();
}
#endif
#if defined(APP_SMBD)
else if (strcmp(entry->d_name, RCN_RESTART_SMBD) == 0)
{
restart_smbd();
}
#endif
#if defined(APP_NFSD)
else if (strcmp(entry->d_name, RCN_RESTART_NFSD) == 0)
{
restart_nfsd();
}
#endif
#if defined(APP_MINIDLNA)
else if (strcmp(entry->d_name, "restart_dms_rescan") == 0)
{
restart_dms(1);
}
else if (strcmp(entry->d_name, RCN_RESTART_DMS) == 0)
{
restart_dms(0);
}
#endif
#if defined(APP_FIREFLY)
else if (strcmp(entry->d_name, RCN_RESTART_ITUNES) == 0)
{
restart_itunes();
}
#endif
#if defined(APP_TRMD)
else if (strcmp(entry->d_name, RCN_RESTART_TRMD) == 0)
{
restart_torrent();
}
#endif
#if defined(APP_ARIA)
else if (strcmp(entry->d_name, RCN_RESTART_ARIA) == 0)
{
restart_aria();
}
#endif
else if (!strcmp(entry->d_name, "on_hotplug_usb_storage"))
{
// deferred run usb apps
nvram_set_int_temp("usb_hotplug_ms", 1);
alarm(5);
}
else if (!strcmp(entry->d_name, "on_unplug_usb_storage"))
{
umount_ejected();
}
else if (!strcmp(entry->d_name, "on_hotplug_usb_printer"))
{
// deferred run usb printer daemons
nvram_set_int_temp("usb_hotplug_lp", 1);
alarm(5);
}
else if (!strcmp(entry->d_name, "on_unplug_usb_printer"))
{
// deferred stop usb printer daemons
nvram_set_int_temp("usb_unplug_lp", 1);
alarm(5);
}
else if (!strcmp(entry->d_name, "on_hotplug_usb_modem"))
{
// deferred run usb modem to wan
nvram_set_int_temp("usb_hotplug_md", 1);
alarm(5);
}
else if (!strcmp(entry->d_name, "on_unplug_usb_modem"))
{
// deferred restart wan
nvram_set_int_temp("usb_unplug_md", 1);
alarm(5);
}
#endif
else if (strcmp(entry->d_name, RCN_RESTART_HTTPD) == 0)
{
restart_httpd();
}
else if (strcmp(entry->d_name, RCN_RESTART_TELNETD) == 0)
{
stop_telnetd();
start_telnetd();
}
#if defined(APP_SSHD)
else if (strcmp(entry->d_name, RCN_RESTART_SSHD) == 0)
{
restart_sshd();
}
#endif
#if defined(APP_SMBD) || defined(APP_NMBD)
else if (strcmp(entry->d_name, RCN_RESTART_NMBD) == 0)
{
restart_nmbd();
}
else if (strcmp(entry->d_name, RCN_RESTART_WINS) == 0)
{
restart_nmbd();
restart_dhcpd();
reload_vpn_server();
}
#endif
else if (strcmp(entry->d_name, RCN_RESTART_LLTD) == 0)
{
restart_lltd();
}
else if (strcmp(entry->d_name, RCN_RESTART_ADSC) == 0)
{
restart_infosvr();
}
else if (strcmp(entry->d_name, RCN_RESTART_VPNSVR) == 0)
{
restart_vpn_server();
}
else if (strcmp(entry->d_name, RCN_RESTART_VPNCLI) == 0)
{
restart_vpn_client();
}
else if (strcmp(entry->d_name, "start_vpn_client") == 0)
{
start_vpn_client();
}
else if (strcmp(entry->d_name, "stop_vpn_client") == 0)
{
stop_vpn_client();
}
else if (strcmp(entry->d_name, RCN_RESTART_DDNS) == 0)
{
stop_ddns();
start_ddns(1);
}
else if (strcmp(entry->d_name, RCN_RESTART_DI) == 0)
{
if (get_ap_mode() || has_wan_ip4(0))
notify_run_detect_internet(2);
}
else if (strcmp(entry->d_name, RCN_RESTART_DHCPD) == 0)
{
if (get_ap_mode())
update_hosts_ap();
restart_dhcpd();
}
else if (strcmp(entry->d_name, RCN_RESTART_UPNP) == 0)
{
restart_upnp();
}
else if (strcmp(entry->d_name, RCN_RESTART_SWITCH_CFG) == 0)
{
config_bridge(get_ap_mode());
switch_config_base();
switch_config_storm();
switch_config_link();
}
else if (strcmp(entry->d_name, RCN_RESTART_SWITCH_VLAN) == 0)
{
notify_reset_detect_link();
switch_config_vlan(0);
}
else if (strcmp(entry->d_name, RCN_RESTART_SYSLOG) == 0)
{
stop_logger();
start_logger(0);
}
else if (strcmp(entry->d_name, RCN_RESTART_WDG) == 0)
{
restart_watchdog_cpu();
}
else if (strcmp(entry->d_name, RCN_RESTART_TWEAKS) == 0)
{
notify_leds_detect_link();
}
else if (strcmp(entry->d_name, "restart_firewall_wan") == 0)
{
restart_firewall();
}
else if (strcmp(entry->d_name, RCN_RESTART_FIREWALL) == 0)
{
reload_nat_modules();
restart_firewall();
}
else if (strcmp(entry->d_name, RCN_RESTART_NTPC) == 0)
{
notify_watchdog_time();
}
else if (strcmp(entry->d_name, RCN_RESTART_TIME) == 0)
{
stop_logger();
set_timezone();
notify_watchdog_time();
notify_rstats_time();
start_logger(0);
}
else if (strcmp(entry->d_name, RCN_RESTART_SYSCTL) == 0)
{
int nf_nat_type = nvram_get_int("nf_nat_type");
restart_all_sysctl();
/* flush conntrack after NAT model changing */
if (nvram_nf_nat_type != nf_nat_type)
{
nvram_nf_nat_type = nf_nat_type;
flush_conntrack_table(NULL);
}
}
else if (!strcmp(entry->d_name, RCN_RESTART_WIFI5))
{
int radio_on = get_enabled_radio_wl();
if (radio_on)
radio_on = is_radio_allowed_wl();
restart_wifi_wl(radio_on, 1);
}
else if (!strcmp(entry->d_name, RCN_RESTART_WIFI2))
{
int radio_on = get_enabled_radio_rt();
if (radio_on)
radio_on = is_radio_allowed_rt();
restart_wifi_rt(radio_on, 1);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_wl"))
{
int guest_on = is_guest_allowed_wl();
control_guest_wl(guest_on, 1);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_rt"))
{
int guest_on = is_guest_allowed_rt();
control_guest_rt(guest_on, 1);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_wl_on"))
{
control_guest_wl(1, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_wl_off"))
{
control_guest_wl(0, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_rt_on"))
{
control_guest_rt(1, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_guest_rt_off"))
{
control_guest_rt(0, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_wl"))
{
int radio_on = get_enabled_radio_wl();
if (radio_on)
radio_on = is_radio_allowed_wl();
control_radio_wl(radio_on, 1);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_rt"))
{
int radio_on = get_enabled_radio_rt();
if (radio_on)
radio_on = is_radio_allowed_rt();
control_radio_rt(radio_on, 1);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_wl_on"))
{
control_radio_wl(1, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_wl_off"))
{
control_radio_wl(0, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_rt_on"))
{
control_radio_rt(1, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_radio_rt_off"))
{
control_radio_rt(0, 0);
}
else if (!strcmp(entry->d_name, "control_wifi_config_wl"))
{
gen_ralink_config_5g(0);
}
else if (!strcmp(entry->d_name, "control_wifi_config_rt"))
{
gen_ralink_config_2g(0);
}
else
{
dbg("WARNING: rc notified of unrecognized event `%s'.\n", entry->d_name);
}
/*
* If there hasn't been another request for the same event made since
* we started, we can safely remove the ``action incomplete'' marker.
* Otherwise, we leave the marker because we'll go through here again
* for this even and mark it complete only after we've completed it
* without getting another request for the same event while handling
* it.
*/
test_fp = fopen(notify_name, "r");
if (test_fp != NULL)
{
fclose(test_fp);
}
else
{
/* Remove the marker file. */
snprintf(notify_name, sizeof(notify_name), "%s/%s", DIR_RC_INCOMPLETE, entry->d_name);
remove(notify_name);
}
if (stop_handle)
break;
}
closedir(directory);
}
static void
nvram_convert_misc_values(void)
{
char buff[64];
int sw_mode;
/* check router mode */
sw_mode = nvram_get_int("sw_mode");
if (sw_mode == 1) {
/* Internet gateway mode */
nvram_set_int("wan_nat_x", 1);
nvram_set("wan_route_x", "IP_Routed");
} else if (sw_mode == 4) {
/* Pure router mode */
nvram_set_int("wan_nat_x", 0);
nvram_set("wan_route_x", "IP_Routed");
} else if (sw_mode == 3) {
/* AP mode (Ethernet convertor) */
nvram_set_int("wan_nat_x", 0);
nvram_set("wan_route_x", "IP_Bridged");
} else {
nvram_set_int("sw_mode", 1);
nvram_set_int("wan_nat_x", 1);
nvram_set("wan_route_x", "IP_Routed");
}
if (strlen(nvram_wlan_get("wl", "ssid")) < 1)
nvram_wlan_set("wl", "ssid", DEF_WLAN_5G_SSID);
if (strlen(nvram_wlan_get("rt", "ssid")) < 1)
nvram_wlan_set("rt", "ssid", DEF_WLAN_5G_SSID);
memset(buff, 0, sizeof(buff));
char_to_ascii(buff, nvram_wlan_get("wl", "ssid"));
nvram_wlan_set("wl", "ssid2", buff);
memset(buff, 0, sizeof(buff));
char_to_ascii(buff, nvram_wlan_get("rt", "ssid"));
nvram_wlan_set("rt", "ssid2", buff);
if (strlen(nvram_safe_get("wl_wpa_mode")) < 1)
nvram_set_int("wl_wpa_mode", 0);
if (strlen(nvram_safe_get("wl_gmode")) < 1)
nvram_set_int("wl_gmode", 2); // a/n Mixed
if (strlen(nvram_safe_get("rt_gmode")) < 1)
nvram_set_int("rt_gmode", 2); // b/g/n Mixed
if (nvram_get_int("wl_HT_BW") > 1)
nvram_set_int("wl_HT_BW", 1);
if (nvram_get_int("rt_HT_BW") > 1)
nvram_set_int("rt_HT_BW", 1);
if (nvram_get_int("wl_stream_tx") > BOARD_NUM_ANT_5G_TX)
nvram_set_int("wl_stream_tx", BOARD_NUM_ANT_5G_TX);
if (nvram_get_int("wl_stream_rx") > BOARD_NUM_ANT_5G_RX)
nvram_set_int("wl_stream_rx", BOARD_NUM_ANT_5G_RX);
if (nvram_get_int("rt_stream_tx") > BOARD_NUM_ANT_2G_TX)
nvram_set_int("rt_stream_tx", BOARD_NUM_ANT_2G_TX);
if (nvram_get_int("rt_stream_rx") > BOARD_NUM_ANT_2G_RX)
nvram_set_int("rt_stream_rx", BOARD_NUM_ANT_2G_RX);
nvram_set_temp("ntpc_counter", "0000000000");
nvram_set_temp("login_timestamp", "0000000000");
nvram_set_int_temp("networkmap_fullscan", 0);
nvram_set_int_temp("link_internet", 2);
nvram_set_int_temp("link_wan", 0);
nvram_set_int_temp("reload_svc_wl", 0);
nvram_set_int_temp("reload_svc_rt", 0);
nvram_set_int_temp("usb_hotplug_ms", 0);
nvram_set_int_temp("usb_hotplug_lp", 0);
nvram_set_int_temp("usb_hotplug_md", 0);
nvram_set_int_temp("usb_unplug_lp", 0);
nvram_set_int_temp("usb_unplug_md", 0);
nvram_set_int_temp("usb_opt_start", 0);
nvram_set_int_temp("l2tp_wan_t", 0);
nvram_set_int_temp("l2tp_cli_t", 0);
nvram_set_int_temp("l2tp_srv_t", 0);
nvram_set_int_temp("vpnc_state_t", 0);
nvram_set_temp("deferred_wanup_t", "0000000000");
nvram_set_temp("vpnc_dns_t", "");
nvram_set_temp("viptv_ifname", "");
/* setup wan0 variables */
set_wan0_vars();
set_wan_unit_value(0, "uptime", "0000000000");
set_wan_unit_value(0, "dltime", "0000000000");
set_wan_unit_value(0, "bytes_rx", "00000000000000000000");
set_wan_unit_value(0, "bytes_tx", "00000000000000000000");
set_wan_unit_value(0, "ifname_t", "");
set_usb_modem_dev_wan(0, 0);
reset_wan_vars();
/* setup lan variables */
reset_lan_vars();
reset_lan_temp();
time_zone_x_mapping();
}
/* Check for time-dependent service */
static int
svc_timecheck(void)
{
int activeNow;
#if BOARD_HAS_5G_RADIO
if (get_enabled_radio_wl())
{
/* Initialize */
if (nvram_match("reload_svc_wl", "1"))
{
nvram_set_int_temp("reload_svc_wl", 0);
svcStatus[RADIO5_ACTIVE] = -1;
svcStatus[GUEST5_ACTIVE] = -1;
}
activeNow = is_radio_allowed_wl();
if (activeNow != svcStatus[RADIO5_ACTIVE])
{
svcStatus[RADIO5_ACTIVE] = activeNow;
if (activeNow)
notify_rc("control_wifi_radio_wl_on");
else
notify_rc("control_wifi_radio_wl_off");
}
if (svcStatus[RADIO5_ACTIVE] > 0)
{
activeNow = is_guest_allowed_wl();
if (activeNow != svcStatus[GUEST5_ACTIVE])
{
svcStatus[GUEST5_ACTIVE] = activeNow;
if (activeNow)
notify_rc("control_wifi_guest_wl_on");
else
notify_rc("control_wifi_guest_wl_off");
}
}
else
{
if (svcStatus[GUEST5_ACTIVE] >= 0)
svcStatus[GUEST5_ACTIVE] = -1;
}
}
#endif
if (get_enabled_radio_rt())
{
/* Initialize */
if (nvram_match("reload_svc_rt", "1"))
{
nvram_set_int_temp("reload_svc_rt", 0);
svcStatus[RADIO2_ACTIVE] = -1;
svcStatus[GUEST2_ACTIVE] = -1;
}
activeNow = is_radio_allowed_rt();
if (activeNow != svcStatus[RADIO2_ACTIVE])
{
svcStatus[RADIO2_ACTIVE] = activeNow;
if (activeNow)
notify_rc("control_wifi_radio_rt_on");
else
notify_rc("control_wifi_radio_rt_off");
}
if (svcStatus[RADIO2_ACTIVE] > 0)
{
activeNow = is_guest_allowed_rt();
if (activeNow != svcStatus[GUEST2_ACTIVE])
{
svcStatus[GUEST2_ACTIVE] = activeNow;
if (activeNow)
notify_rc("control_wifi_guest_rt_on");
else
notify_rc("control_wifi_guest_rt_off");
}
}
else
{
if (svcStatus[GUEST2_ACTIVE] >= 0)
svcStatus[GUEST2_ACTIVE] = -1;
}
}
return 0;
}
int
start_vpn_client(void)
{
FILE *fp;
int i_type, i_mppe, i_auth;
char *vpnc_peer, *vpnc_opt, tmp[256];
if (nvram_invmatch("vpnc_enable", "1") || get_ap_mode())
return 1;
vpnc_peer = nvram_safe_get("vpnc_peer");
if (strlen(vpnc_peer) < 1) {
logmessage(VPNC_LOG_NAME, "Unable to start - remote server host is not defined!");
return 1;
}
nvram_set_temp("vpnc_dns_t", "");
nvram_set_temp("vpnc_dom_t", "");
nvram_set_int_temp("vpnc_state_t", 0);
i_type = nvram_get_int("vpnc_type");
#if defined(APP_OPENVPN)
if (i_type == 2)
return start_openvpn_client();
#endif
vpnc_opt = VPN_CLIENT_PPPD_OPTIONS;
mkdir("/tmp/ppp", 0777);
symlink("/sbin/rc", VPNC_PPP_UP_SCRIPT);
symlink("/sbin/rc", VPNC_PPP_DW_SCRIPT);
i_auth = nvram_get_int("vpnc_auth");
i_mppe = nvram_get_int("vpnc_mppe");
// Create options for pppd
if (!(fp = fopen(vpnc_opt, "w"))) {
return -1;
}
fprintf(fp, "noauth\n");
fprintf(fp, "user '%s'\n", safe_pppd_line(nvram_safe_get("vpnc_user"), tmp, sizeof(tmp)));
fprintf(fp, "password '%s'\n", safe_pppd_line(nvram_safe_get("vpnc_pass"), tmp, sizeof(tmp)));
fprintf(fp, "refuse-eap\n");
if (i_auth == 1) {
/* MS-CHAPv2 */
fprintf(fp, "refuse-pap\n");
fprintf(fp, "refuse-chap\n");
fprintf(fp, "refuse-mschap\n");
}
else if (i_auth == 2) {
/* CHAP */
fprintf(fp, "refuse-pap\n");
fprintf(fp, "refuse-mschap\n");
fprintf(fp, "refuse-mschap-v2\n");
}
else if (i_auth == 3) {
/* PAP */
fprintf(fp, "refuse-chap\n");
fprintf(fp, "refuse-mschap\n");
fprintf(fp, "refuse-mschap-v2\n");
}
if (i_type != 1)
{
fprintf(fp, "plugin pptp.so\n");
fprintf(fp, "pptp_server '%s'\n", vpnc_peer);
fprintf(fp, "route_rdgw %d\n", (nvram_match("vpnc_dgw", "1")) ? 2 : 0);
fprintf(fp, "persist\n");
fprintf(fp, "linkname %s\n", VPNC_PPP_LINK_NAME);
}
fprintf(fp, "mtu %d\n", nvram_safe_get_int("vpnc_mtu", 1450, 1000, 1460));
fprintf(fp, "mru %d\n", nvram_safe_get_int("vpnc_mru", 1450, 1000, 1460));
fprintf(fp, "maxfail %d\n", 0); // pppd re-call count (0=infinite)
fprintf(fp, "holdoff %d\n", 10); // pppd re-call time (10s)
fprintf(fp, "ipcp-accept-remote ipcp-accept-local\n");
fprintf(fp, "noipdefault\n");
fprintf(fp, "usepeerdns\n");
fprintf(fp, "default-asyncmap\n");
/* looks like pptp also likes them */
fprintf(fp, "nopcomp noaccomp\n");
/* ccp should still be enabled - mppe/mppc requires this */
fprintf(fp, "novj nobsdcomp nodeflate\n");
if (i_mppe == 3) {
fprintf(fp, "nomppe nomppc\n");
} else {
if (i_mppe == 1) {
fprintf(fp, "+mppe\n");
fprintf(fp, "-mppe-40\n");
fprintf(fp, "+mppe-128\n");
} else if (i_mppe == 2) {
fprintf(fp, "+mppe\n");
fprintf(fp, "+mppe-40\n");
fprintf(fp, "-mppe-128\n");
} else {
fprintf(fp, "+mppe-40\n");
fprintf(fp, "+mppe-128\n");
}
fprintf(fp, "nomppe-stateful\n");
}
if (i_type == 1)
{
// Don't wait for LCP term responses; exit immediately when killed
fprintf(fp, "lcp-max-terminate %d\n", 0);
}
/* echo failures (6*20s) */
fprintf(fp, "lcp-echo-interval %d\n", 20);
fprintf(fp, "lcp-echo-failure %d\n", 6);
fprintf(fp, "lcp-echo-adaptive\n");
fprintf(fp, "ip-up-script %s\n", VPNC_PPP_UP_SCRIPT);
fprintf(fp, "ip-down-script %s\n", VPNC_PPP_DW_SCRIPT);
fprintf(fp, "minunit %d\n", VPNC_PPP_UNIT);
fprintf(fp, "ktune\n");
/* user specific options */
fprintf(fp, "%s\n", nvram_safe_get("vpnc_pppd"));
fclose(fp);
chmod(vpnc_opt, 0600);
if (i_type == 1)
{
nvram_set_int_temp("l2tp_cli_t", 1);
if (safe_start_xl2tpd() != 0)
control_xl2tpd("c", "VPNC");
}
else
{
nvram_set_int_temp("l2tp_cli_t", 0);
return eval("/usr/sbin/pppd", "file", vpnc_opt);
}
return 0;
}
static void
nvram_convert_misc_values(void)
{
char buff[64];
int sw_mode;
#if defined (BOARD_GPIO_BTN_ROUTER)
int i_router_switch = BTN_PRESSED;
if (cpu_gpio_get_pin(BOARD_GPIO_BTN_ROUTER, &i_router_switch) >= 0) {
if (i_router_switch != BTN_PRESSED)
nvram_set_int("sw_mode", 3);
}
#endif
/* check router mode */
sw_mode = nvram_get_int("sw_mode");
if (sw_mode == 1) {
/* Internet gateway mode */
nvram_set_int("wan_nat_x", 1);
nvram_set("wan_route_x", "IP_Routed");
} else if (sw_mode == 4) {
/* Pure router mode */
nvram_set_int("wan_nat_x", 0);
nvram_set("wan_route_x", "IP_Routed");
} else if (sw_mode == 3) {
/* AP mode (Ethernet convertor) */
nvram_set_int("wan_nat_x", 0);
nvram_set("wan_route_x", "IP_Bridged");
} else {
sw_mode = 1;
nvram_set_int("sw_mode", 1);
nvram_set_int("wan_nat_x", 1);
nvram_set("wan_route_x", "IP_Routed");
}
#if defined (BOARD_GPIO_LED_ROUTER)
if (sw_mode != 3)
LED_CONTROL(BOARD_GPIO_LED_ROUTER, LED_ON);
#endif
#if BOARD_HAS_5G_RADIO
if (strlen(nvram_wlan_get(1, "ssid")) < 1)
nvram_wlan_set(1, "ssid", DEF_WLAN_5G_SSID);
memset(buff, 0, sizeof(buff));
char_to_ascii(buff, nvram_wlan_get(1, "ssid"));
nvram_wlan_set(1, "ssid2", buff);
if (strlen(nvram_wlan_get(1, "wpa_mode")) < 1)
nvram_wlan_set_int(1, "wpa_mode", 0);
#if BOARD_HAS_5G_11AC
if (strlen(nvram_wlan_get(1, "gmode")) < 1)
nvram_wlan_set_int(1, "gmode", 4); // a/n/ac Mixed
if (nvram_wlan_get_int(1, "HT_BW") > 2)
nvram_wlan_set_int(1, "HT_BW", 2);
#else
if (strlen(nvram_wlan_get(1, "gmode")) < 1)
nvram_wlan_set_int(1, "gmode", 2); // a/n Mixed
if (nvram_wlan_get_int(1, "HT_BW") > 1)
nvram_wlan_set_int(1, "HT_BW", 1);
#endif
if (nvram_wlan_get_int(1, "stream_tx") > BOARD_NUM_ANT_5G_TX)
nvram_wlan_set_int(1, "stream_tx", BOARD_NUM_ANT_5G_TX);
if (nvram_wlan_get_int(1, "stream_rx") > BOARD_NUM_ANT_5G_RX)
nvram_wlan_set_int(1, "stream_rx", BOARD_NUM_ANT_5G_RX);
#endif
if (strlen(nvram_wlan_get(0, "ssid")) < 1)
nvram_wlan_set(0, "ssid", DEF_WLAN_2G_SSID);
memset(buff, 0, sizeof(buff));
char_to_ascii(buff, nvram_wlan_get(0, "ssid"));
nvram_wlan_set(0, "ssid2", buff);
if (strlen(nvram_wlan_get(0, "gmode")) < 1)
nvram_wlan_set_int(0, "gmode", 2); // b/g/n Mixed
if (nvram_wlan_get_int(0, "HT_BW") > 1)
nvram_wlan_set_int(0, "HT_BW", 1);
if (nvram_wlan_get_int(0, "stream_tx") > BOARD_NUM_ANT_2G_TX)
nvram_wlan_set_int(0, "stream_tx", BOARD_NUM_ANT_2G_TX);
if (nvram_wlan_get_int(0, "stream_rx") > BOARD_NUM_ANT_2G_RX)
nvram_wlan_set_int(0, "stream_rx", BOARD_NUM_ANT_2G_RX);
nvram_set_temp("ntpc_counter", "0000000000");
nvram_set_temp("login_timestamp", "0000000000");
nvram_set_int_temp("networkmap_fullscan", 0);
nvram_set_int_temp("link_internet", 2);
nvram_set_int_temp("link_wan", 0);
nvram_set_int_temp("reload_svc_wl", 0);
nvram_set_int_temp("reload_svc_rt", 0);
nvram_set_int_temp("usb_hotplug_ms", 0);
nvram_set_int_temp("usb_hotplug_lp", 0);
nvram_set_int_temp("usb_hotplug_md", 0);
nvram_set_int_temp("usb_unplug_lp", 0);
nvram_set_int_temp("usb_unplug_md", 0);
nvram_set_int_temp("usb_opt_start", 0);
nvram_set_int_temp("l2tp_wan_t", 0);
nvram_set_int_temp("l2tp_cli_t", 0);
nvram_set_int_temp("l2tp_srv_t", 0);
nvram_set_int_temp("vpnc_state_t", 0);
nvram_set_temp("deferred_wanup_t", "0000000000");
nvram_set_temp("vpnc_dns_t", "");
nvram_set_temp("vpnc_dom_t", "");
nvram_set_temp("viptv_ifname", "");
nvram_set_temp(RSTATS_NVKEY_24, (sw_mode != 3) ? IFDESC_WAN : IFDESC_LAN);
nvram_set_temp(RSTATS_NVKEY_DM, IFDESC_WAN);
/* setup wan0 variables */
set_wan0_vars();
set_wan_unit_value(0, "uptime", "0000000000");
set_wan_unit_value(0, "dltime", "0000000000");
set_wan_unit_value(0, "bytes_rx", "00000000000000000000");
set_wan_unit_value(0, "bytes_tx", "00000000000000000000");
set_wan_unit_value(0, "ifname_t", "");
set_usb_modem_dev_wan(0, 0);
reset_wan_vars();
/* setup lan variables */
reset_lan_vars();
reset_lan_temp();
time_zone_x_mapping();
}
int main(int argc, char *argv[])
{
int sockfd , clisockfd;
unsigned int clilen;
int childpid;
struct sockaddr_in serv_addr,cli_addr;
int err_select;//JY1113
#ifdef LPR_with_ASUS//JY1112
int LPRflag = 0;
fd_set rfds, afds;
int nfds;
int sockfd_ASUS;
unsigned int clilen_ASUS;
int childpid_ASUS;
struct sockaddr_in serv_addr_ASUS,cli_addr_ASUS;
#endif
#ifdef Raw_Printing_with_ASUS //Lisa
int netfd, fd, clientlen, one = 1;
struct sockaddr_in netaddr, client;
#endif
int lock;
int pid = 0;
FILE *fp;
fp = fopen("/var/run/lpdparent.pid", "r");
if (fp) {
fscanf(fp, "%d", &pid);
fclose(fp);
}
if ((pid > 1) && (kill(pid, 0) == 0 || errno != ESRCH)) {
syslog(LOGOPTS, "another lpd daemon exists!!\n");
exit(0);
}
update_pidfile();
//Initial the server the not busy
lptstatus.busy = FALSE;
sigset_t sigs_to_catch;
sigemptyset(&sigs_to_catch);
sigaddset(&sigs_to_catch, SIGCLD);
sigaddset(&sigs_to_catch, SIGINT);
sigaddset(&sigs_to_catch, SIGQUIT);
sigaddset(&sigs_to_catch, SIGKILL);
sigaddset(&sigs_to_catch, SIGUSR2);
sigprocmask(SIG_UNBLOCK, &sigs_to_catch, NULL);
//Setup the signal handler
signal(SIGCLD, sig_child);
signal(SIGINT, sig_cleanup);
signal(SIGQUIT, sig_cleanup);
signal(SIGKILL, sig_cleanup);
signal(SIGUSR2, sig_remove);//JY1110
if((sockfd = socket(AF_INET,SOCK_STREAM,0)) < 0 )
{
syslog(LOGOPTS, "can't open stream socket: %m");
exit(0);
}
bzero((char *)&serv_addr , sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_addr.s_addr = htonl(INADDR_ANY);
serv_addr.sin_port = htons(PNT_SVR_PORT_LPR);
if(bind(sockfd,(struct sockaddr *)&serv_addr , sizeof(serv_addr)) < 0 )
{
syslog(LOGOPTS, "can't bind socket with port %d: %m", PNT_SVR_PORT_LPR);
exit(0);
}
/*JY1111*/
int windowsize=2920;
setsockopt(sockfd, SOL_SOCKET, SO_RCVBUF, (char *)&windowsize, sizeof(windowsize));
int no_delay=1;
setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &no_delay, sizeof(no_delay)); // by Jiahao. 20080808.
listen(sockfd , 15);
#ifdef Raw_Printing_with_ASUS //Lisa
if ((netfd = socket(AF_INET, SOCK_STREAM, IPPROTO_IP)) < 0)
{
syslog(LOGOPTS, "cannot open stream socket for raw printing: %m\n");
exit(1);
}
if (setsockopt(netfd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) < 0)
{
syslog(LOGOPTS, "cannot setsocketopt for raw printing: %m\n");
exit(1);
}
netaddr.sin_family = AF_INET;
netaddr.sin_port = htons(BASEPORT);
netaddr.sin_addr.s_addr = htonl(INADDR_ANY);
memset(netaddr.sin_zero, 0, sizeof(netaddr.sin_zero));
if (bind(netfd, (struct sockaddr*) &netaddr, sizeof(netaddr)) < 0)
{
syslog(LOGOPTS, "cannot bind socket with port %d for raw printing: %m\n", BASEPORT);
exit(1);
}
if (listen(netfd, 5) < 0)
{
syslog(LOGOPTS, "cannot listen socket for raw printing: %m\n");
exit(1);
}
//clientlen = sizeof(client);
//memset(&client, 0, sizeof(client));
#endif
#ifdef LPR_with_ASUS//JY1112
if((sockfd_ASUS = socket(AF_INET,SOCK_STREAM,0)) < 0 )
{
syslog(LOG_ERR, "can't open stream socket for LPR: %m");
exit(0);
}
bzero((char *)&serv_addr_ASUS , sizeof(serv_addr_ASUS));
serv_addr_ASUS.sin_family = AF_INET;
serv_addr_ASUS.sin_addr.s_addr = htonl(INADDR_ANY);
serv_addr_ASUS.sin_port = htons(PNT_SVR_PORT_ASUS);
if(bind(sockfd_ASUS,(struct sockaddr *)&serv_addr_ASUS , sizeof(serv_addr_ASUS)) < 0 )
{
syslog(LOG_ERR, "can't bind socket for LPR: %m");
exit(0);
}
setsockopt(sockfd_ASUS, SOL_SOCKET, SO_RCVBUF, (char *)&windowsize, sizeof(windowsize));
listen(sockfd_ASUS , 15);
/*set the fds*/
nfds=MAX(sockfd, sockfd_ASUS);
FD_ZERO(&afds);
#endif
while(TRUE)
{
//if (busy) syslog(LOG_NOTICE, "busying %d %d\n", lptstatus.busy, busy);
lock = file_lock("printer"); // by Jiahao for U2EC. 20080808.
if (lptstatus.busy==FALSE && nvram_invmatch("MFP_busy", "2"))
{
busy=FALSE;
nvram_set_int_temp("MFP_busy", 0);
nvram_set_temp("u2ec_busyip", "");
}
file_unlock(lock);
#ifdef Raw_Printing_with_ASUS //Lisa
FD_SET(netfd, &afds);
#endif
#ifdef LPR_with_ASUS//JY1112
FD_SET(sockfd, &afds);
FD_SET(sockfd_ASUS, &afds);
memcpy(&rfds, &afds, sizeof(rfds));
if((err_select=select(nfds+1, &rfds, (fd_set *)0, (fd_set *)0, (struct timeval *)0 )) < 0)
{
//JY1120 printf("select error on sockfd: error=%d\n", errno);
/**/
// printf("sockfd_FD_ISSET=%d\n", FD_ISSET(sockfd, &rfds));
//JY1120 printf("sockfd_ASUS FD_ISSET=%d\n", FD_ISSET(sockfd_ASUS, &rfds));
/**/
// if(errno != 4)//JY1113: delete
//syslog(LOG_NOTICE, "select error %d\n", err_select);
continue;
}
#endif
clilen = sizeof(cli_addr);
if(FD_ISSET(sockfd_ASUS, &rfds))
{
LPRflag = 0;
clisockfd = accept(sockfd_ASUS,(struct sockaddr *)&cli_addr, &clilen);
}
#ifdef LPR_with_ASUS//JY1112
else if(FD_ISSET(sockfd, &rfds))
{
LPRflag = 1;
clisockfd = accept(sockfd,(struct sockaddr *)&cli_addr, &clilen);
}
#endif
#ifdef Raw_Printing_with_ASUS //Lisa
// else if(FD_ISSET(netfd, &rfds) && busy==FALSE)
else if(FD_ISSET(netfd, &rfds))
{
lock = file_lock("printer"); // by Jiahao for U2EC. 20080808.
if (nvram_match("MFP_busy", "0"))
{
file_unlock(lock);
LPRflag = 2;
clisockfd = accept(netfd, (struct sockaddr*) &cli_addr, &clilen);
}
else
{
file_unlock(lock);
sleep(2);
continue;
}
}
#endif
else
{
//syslog(LOG_NOTICE, "No select\n");
sleep(2);
continue;
}
strcpy(clientaddr , inet_ntoa(cli_addr.sin_addr));
if(clisockfd < 0)
{
//syslog(LOG_NOTICE, "LPD error: No clisockfd %d\n", LPRflag);
continue;
}
lock = file_lock("printer");
// if (busy!=FALSE) /* 2004/09/10 by Joey, process nack in parent for LPR and Remote Prot */
if (nvram_invmatch("MFP_busy", "0")) // by Jiahao for U2EC. 20080808.
{
file_unlock(lock);
//syslog(LOG_NOTICE, "Printing others 1 %d %d\n", LPRflag, clisockfd);
if (LPRflag==0) processReq(clisockfd);
else if (LPRflag==1) processReq_LPR(clisockfd, 0);
//syslog(LOG_NOTICE, "Printing others %d %d\n", LPRflag, clisockfd);
close(clisockfd);
// For Raw printing, don't resonse to client while busy
sleep(5);
continue;
}
nvram_set_int_temp("MFP_busy", 1);
if (nvram_match("lan_ipaddr_t", ""))
nvram_set_temp("u2ec_busyip", nvram_safe_get("lan_ipaddr"));
else
nvram_set_temp("u2ec_busyip", nvram_safe_get("lan_ipaddr_t"));
file_unlock(lock);
if( (childpid = fork() ) < 0)
{
}
else if(childpid == 0)
{
//syslog(LOG_NOTICE, "Printing %d\n", LPRflag);
if(LPRflag==0) processReq(clisockfd);
#ifdef LPR_with_ASUS//JY1114
else if(LPRflag==1) processReq_LPR(clisockfd, 1);
#endif
#ifdef Raw_Printing_with_ASUS //Lisa
else if(LPRflag == 2) processReq_Raw(clisockfd);
#endif
close(sockfd);
close(sockfd_ASUS);
#ifdef Raw_Printing_with_ASUS
close(netfd);
#endif
exit(0);
}
//syslog(0, "Printing Process %d %d %d\n", busy, lptstatus.busy, childpid);
//parents process goes on here
//remark PRINT("fork -- childpid %d\n",childpid);
if(lptstatus.busy == FALSE)
{
lptstatus.busy = TRUE;
// busy = TRUE; // remarked by Jiahao for U2EC. 20080808.
strcpy(lptstatus.addr , inet_ntoa(cli_addr.sin_addr));
lptstatus.pid = childpid;
}
close(clisockfd);
}
}
static void
on_client_ifup(void)
{
#define ENV_SCAN_MAX 20
int i, i_dns = 0, i_wins = 0, i_dom = 0, vpnc_pdns;
char buf[256], foption[32], fvalue[128], *value;
nvram_set_int_temp("vpnc_state_t", 1);
vpnc_pdns = nvram_get_int("vpnc_pdns");
buf[0] = 0;
for (i = 0; i < ENV_SCAN_MAX; i++) {
snprintf(foption, sizeof(foption), "foreign_option_%d", i);
value = getenv(foption);
if (value) {
memset(fvalue, 0, sizeof(fvalue));
if (sscanf(value, "dhcp-option DNS %127s", fvalue) == 1) {
if (vpnc_pdns > 0) {
int buf_len = strlen(buf);
snprintf(buf + buf_len, sizeof(buf) - buf_len, "%s%s", (buf_len) ? " " : "", fvalue);
}
i_dns++;
if (i_dns == 1)
setenv("DNS1", fvalue, 1);
else if (i_dns == 2)
setenv("DNS2", fvalue, 1);
} else if (sscanf(value, "dhcp-option WINS %127s", fvalue) == 1) {
i_wins++;
if (i_wins == 1)
setenv("WINS1", fvalue, 1);
else if (i_wins == 2)
setenv("WINS2", fvalue, 1);
} else if (sscanf(value, "dhcp-option DOMAIN %127s", fvalue) == 1) {
i_dom++;
if (i_dom == 1) {
if (vpnc_pdns > 0)
nvram_set_temp("vpnc_dom_t", fvalue);
setenv("DOMAIN", fvalue, 1);
}
}
}
if (i_dom >= 1 && i_wins >= 2 && i_dns >= 2)
break;
}
nvram_set_temp("vpnc_dns_t", buf);
if (strlen(buf) > 0)
update_resolvconf(0, 0);
call_client_script(VPN_CLIENT_UPDOWN_SCRIPT, "up");
if (i_dom > 0)
unsetenv("DOMAIN");
if (i_wins > 1)
unsetenv("WINS2");
if (i_wins > 0)
unsetenv("WINS1");
if (i_dns > 1)
unsetenv("DNS2");
if (i_dns > 0)
unsetenv("DNS1");
}