int main(int argc, char *argv[])
{
int interactive;
int warning_displayed = 0;
int c;
int daemonize = 0;
if (os_program_init())
return -1;
for (;;) {
c = getopt(argc, argv, "a:BhG:i:p:v");
if (c < 0)
break;
switch (c) {
case 'a':
action_file = optarg;
break;
case 'B':
daemonize = 1;
break;
case 'G':
ping_interval = atoi(optarg);
break;
case 'h':
usage();
return 0;
case 'v':
printf("%s\n", hostapd_cli_version);
return 0;
case 'i':
os_free(ctrl_ifname);
ctrl_ifname = os_strdup(optarg);
break;
case 'p':
ctrl_iface_dir = optarg;
break;
default:
usage();
return -1;
}
}
interactive = (argc == optind) && (action_file == NULL);
if (interactive) {
printf("%s\n\n%s\n\n", hostapd_cli_version,
hostapd_cli_license);
}
for (;;) {
if (ctrl_ifname == NULL) {
struct dirent *dent;
DIR *dir = opendir(ctrl_iface_dir);
if (dir) {
while ((dent = readdir(dir))) {
if (os_strcmp(dent->d_name, ".") == 0
||
os_strcmp(dent->d_name, "..") == 0)
continue;
printf("Selected interface '%s'\n",
dent->d_name);
ctrl_ifname = os_strdup(dent->d_name);
break;
}
closedir(dir);
}
}
ctrl_conn = hostapd_cli_open_connection(ctrl_ifname);
if (ctrl_conn) {
if (warning_displayed)
printf("Connection established.\n");
break;
}
if (!interactive) {
perror("Failed to connect to hostapd - "
"wpa_ctrl_open");
return -1;
}
if (!warning_displayed) {
printf("Could not connect to hostapd - re-trying\n");
warning_displayed = 1;
}
os_sleep(1, 0);
continue;
}
signal(SIGINT, hostapd_cli_terminate);
signal(SIGTERM, hostapd_cli_terminate);
signal(SIGALRM, hostapd_cli_alarm);
if (interactive || action_file) {
if (wpa_ctrl_attach(ctrl_conn) == 0) {
hostapd_cli_attached = 1;
} else {
printf("Warning: Failed to attach to hostapd.\n");
if (action_file)
return -1;
}
}
if (daemonize && os_daemonize(pid_file))
return -1;
if (interactive)
hostapd_cli_interactive();
else if (action_file)
hostapd_cli_action(ctrl_conn);
else
wpa_request(ctrl_conn, argc - optind, &argv[optind]);
os_free(ctrl_ifname);
hostapd_cli_cleanup();
return 0;
}
int main(int argc, char *argv[])
{
int warning_displayed = 0;
int c;
int daemonize = 0;
if (os_program_init())
return -1;
for (;;) {
c = getopt(argc, argv, "a:BhG:i:p:P:s:v");
if (c < 0)
break;
switch (c) {
case 'a':
action_file = optarg;
break;
case 'B':
daemonize = 1;
break;
case 'G':
ping_interval = atoi(optarg);
break;
case 'h':
usage();
return 0;
case 'v':
printf("%s\n", hostapd_cli_version);
return 0;
case 'i':
os_free(ctrl_ifname);
ctrl_ifname = os_strdup(optarg);
break;
case 'p':
ctrl_iface_dir = optarg;
break;
case 'P':
pid_file = optarg;
break;
case 's':
client_socket_dir = optarg;
break;
default:
usage();
return -1;
}
}
interactive = (argc == optind) && (action_file == NULL);
if (interactive) {
printf("%s\n\n%s\n\n", hostapd_cli_version, cli_license);
}
if (eloop_init())
return -1;
for (;;) {
if (ctrl_ifname == NULL) {
struct dirent *dent;
DIR *dir = opendir(ctrl_iface_dir);
if (dir) {
while ((dent = readdir(dir))) {
if (os_strcmp(dent->d_name, ".") == 0
||
os_strcmp(dent->d_name, "..") == 0)
continue;
printf("Selected interface '%s'\n",
dent->d_name);
ctrl_ifname = os_strdup(dent->d_name);
break;
}
closedir(dir);
}
}
hostapd_cli_reconnect(ctrl_ifname);
if (ctrl_conn) {
if (warning_displayed)
printf("Connection established.\n");
break;
}
if (!interactive) {
perror("Failed to connect to hostapd - "
"wpa_ctrl_open");
return -1;
}
if (!warning_displayed) {
printf("Could not connect to hostapd - re-trying\n");
warning_displayed = 1;
}
os_sleep(1, 0);
continue;
}
if (action_file && !hostapd_cli_attached)
return -1;
if (daemonize && os_daemonize(pid_file) && eloop_sock_requeue())
return -1;
if (interactive)
hostapd_cli_interactive();
else if (action_file)
hostapd_cli_action(ctrl_conn);
else
wpa_request(ctrl_conn, argc - optind, &argv[optind]);
unregister_event_handler(ctrl_conn);
os_free(ctrl_ifname);
eloop_destroy();
hostapd_cli_cleanup();
return 0;
}
static void hostapd_cli_terminate(int sig)
{
hostapd_cli_cleanup();
exit(0);
}
