void
cleanup_interface(struct config_interfaces * target, int flag) {
/*
* Flag: 1st bit - 8021x is set.
* 2nd bit - WPA is set.
* 3rd bit - WEP is set.
* 4th bit - open auth is set.
*/
int wep_res , psk_res, wpa_res, s = -1;
struct ifreq ifr;
struct ieee80211_nwid nwid;
struct ieee80211_nwkey nwkey;
struct ieee80211_wpapsk psk;
struct ieee80211_wpaparams wpa;
s = open_socket(AF_INET);
memset(&nwkey, 0, sizeof(nwkey));
strlcpy(nwkey.i_name, target->if_name, sizeof(nwkey.i_name));
wep_res = ioctl(s, SIOCG80211NWKEY, (caddr_t) & nwkey);
printf("wep: %d\n", wep_res);
memset(&psk, 0, sizeof(psk));
strlcpy(psk.i_name, target->if_name, sizeof(psk.i_name));
psk_res = ioctl(s, SIOCG80211WPAPSK, (caddr_t) & psk);
printf("psk_res: %d\n", psk_res);
memset(&wpa, 0, sizeof(wpa));
strlcpy(wpa.i_name, target->if_name, sizeof(wpa.i_name));
wpa_res = ioctl(s, SIOCG80211WPAPARMS, &wpa);
printf("wpa_res: %d\n", wpa_res);
close(s);
printf("nwkey wep on: %d\n", nwkey.i_wepon);
if (nwkey.i_wepon && flag != 2) {
printf("removing wep stuff\n");
set_wep_key(0, NULL, 0);
}
printf("psk enabled: %d\n", psk.i_enabled);
if (psk.i_enabled && flag != 4) {
printf("removing psk stuff\n");
set_psk_key(0, 0, target->if_name, 0);
}
if ((wpa.i_akms & IEEE80211_WPA_AKM_8021X) && flag != 8) {
printf("removing 80211x stuff\n");
set_wpa8021x(target->if_name, 0);
set_bssid(NULL, target->if_name, 0);
if (target->supplicant_pid)
kill(target->supplicant_pid, SIGTERM);
target->supplicant_pid = 0;
}
}
static void curses_set_wepkey(void)
{
set_wep_key(wkey);
}
static void gtkui_set_wepkey(void)
{
set_wep_key(wkey);
}
void parse_options(int argc, char **argv)
{
int c;
static struct option long_options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'v' },
{ "iface", required_argument, NULL, 'i' },
{ "iflist", no_argument, NULL, 'I' },
{ "netmask", required_argument, NULL, 'n' },
{ "write", required_argument, NULL, 'w' },
{ "read", required_argument, NULL, 'r' },
{ "pcapfilter", required_argument, NULL, 'f' },
{ "reversed", no_argument, NULL, 'R' },
{ "proto", required_argument, NULL, 't' },
{ "plugin", required_argument, NULL, 'P' },
{ "filter", required_argument, NULL, 'F' },
{ "superquiet", no_argument, NULL, 'Q' },
{ "quiet", no_argument, NULL, 'q' },
{ "script", required_argument, NULL, 's' },
{ "silent", no_argument, NULL, 'z' },
{ "unoffensive", no_argument, NULL, 'u' },
{ "load-hosts", required_argument, NULL, 'j' },
{ "save-hosts", required_argument, NULL, 'k' },
{ "wep-key", required_argument, NULL, 'W' },
{ "config", required_argument, NULL, 'a' },
{ "dns", no_argument, NULL, 'd' },
{ "regex", required_argument, NULL, 'e' },
{ "visual", required_argument, NULL, 'V' },
{ "ext-headers", no_argument, NULL, 'E' },
{ "log", required_argument, NULL, 'L' },
{ "log-info", required_argument, NULL, 'l' },
{ "log-msg", required_argument, NULL, 'm' },
{ "compress", no_argument, NULL, 'c' },
{ "text", no_argument, NULL, 'T' },
{ "curses", no_argument, NULL, 'C' },
{ "gtk", no_argument, NULL, 'G' },
{ "daemon", no_argument, NULL, 'D' },
{ "mitm", required_argument, NULL, 'M' },
{ "only-mitm", no_argument, NULL, 'o' },
{ "bridge", required_argument, NULL, 'B' },
{ "promisc", no_argument, NULL, 'p' },
{ 0 , 0 , 0 , 0}
};
#ifdef HAVE_GTK
if (strcmp(argv[0], "ettercap-gtk") == 0)
select_gtk_interface();
#endif
#ifdef HAVE_NCURSES
if (strcmp(argv[0], "ettercap-curses") == 0)
select_curses_interface();
#endif
if (strcmp(argv[0], "ettercap-text") == 0)
select_text_interface();
for (c = 0; c < argc; c++)
DEBUG_MSG("parse_options -- [%d] [%s]", c, argv[c]);
/* OPTIONS INITIALIZATION */
GBL_PCAP->promisc = 1;
GBL_FORMAT = &ascii_format;
/* OPTIONS INITIALIZED */
optind = 0;
while ((c = getopt_long (argc, argv, "a:B:CchDdEe:F:f:GhIi:j:k:L:l:M:m:n:oP:pQqiRr:s:Tt:UuV:vW:w:z", long_options, (int *)0)) != EOF) {
switch (c) {
case 'M':
GBL_OPTIONS->mitm = 1;
if (mitm_set(optarg) != ESUCCESS)
FATAL_ERROR("MITM method '%s' not supported...\n", optarg);
break;
case 'o':
GBL_OPTIONS->only_mitm = 1;
//select_text_interface();
break;
case 'B':
GBL_OPTIONS->iface_bridge = strdup(optarg);
set_bridge_sniff();
break;
case 'p':
GBL_PCAP->promisc = 0;
break;
case 'T':
select_text_interface();
break;
case 'C':
#ifdef HAVE_NCURSES
select_curses_interface();
#else
fprintf(stdout, "\nncurses-interface not supported.\n\n");
clean_exit(-1);
#endif
break;
case 'G':
#ifdef HAVE_GTK
select_gtk_interface();
#else
fprintf(stdout, "\nGTK-Interface not supported.\n\n");
clean_exit(-1);
#endif
break;
case 'D':
select_daemon_interface();
break;
case 'R':
GBL_OPTIONS->reversed = 1;
break;
case 't':
GBL_OPTIONS->proto = strdup(optarg);
break;
case 'P':
/* user has requested the list */
if (!strcasecmp(optarg, "list")) {
plugin_list();
clean_exit(0);
}
/* else set the plugin */
GBL_OPTIONS->plugin = strdup(optarg);
break;
case 'i':
GBL_OPTIONS->iface = strdup(optarg);
break;
case 'I':
/* this option is only useful in the text interface */
select_text_interface();
GBL_OPTIONS->iflist = 1;
break;
case 'n':
GBL_OPTIONS->netmask = strdup(optarg);
break;
case 'r':
/* we don't want to scan the lan while reading from file */
GBL_OPTIONS->silent = 1;
GBL_OPTIONS->read = 1;
GBL_OPTIONS->pcapfile_in = strdup(optarg);
break;
case 'w':
GBL_OPTIONS->write = 1;
GBL_OPTIONS->pcapfile_out = strdup(optarg);
break;
case 'f':
GBL_PCAP->filter = strdup(optarg);
break;
case 'F':
if (filter_load_file(optarg, GBL_FILTERS) != ESUCCESS)
FATAL_ERROR("Cannot load filter file \"%s\"", optarg);
break;
case 'L':
if (set_loglevel(LOG_PACKET, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'l':
if (set_loglevel(LOG_INFO, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'm':
if (set_msg_loglevel(LOG_TRUE, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'c':
GBL_OPTIONS->compress = 1;
break;
case 'e':
if (set_regex(optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'Q':
GBL_OPTIONS->superquiet = 1;
/* no break, quiet must be enabled */
case 'q':
GBL_OPTIONS->quiet = 1;
break;
case 's':
GBL_OPTIONS->script = strdup(optarg);
break;
case 'z':
GBL_OPTIONS->silent = 1;
break;
case 'u':
GBL_OPTIONS->unoffensive = 1;
break;
case 'd':
GBL_OPTIONS->resolve = 1;
break;
case 'j':
GBL_OPTIONS->silent = 1;
GBL_OPTIONS->load_hosts = 1;
GBL_OPTIONS->hostsfile = strdup(optarg);
break;
case 'k':
GBL_OPTIONS->save_hosts = 1;
GBL_OPTIONS->hostsfile = strdup(optarg);
break;
case 'V':
if (set_format(optarg) != ESUCCESS)
clean_exit(-EFATAL);
break;
case 'E':
GBL_OPTIONS->ext_headers = 1;
break;
case 'W':
set_wep_key(optarg);
break;
case 'a':
GBL_CONF->file = strdup(optarg);
break;
case 'h':
ec_usage();
break;
case 'v':
printf("%s %s\n", GBL_PROGRAM, GBL_VERSION);
clean_exit(0);
break;
case ':': // missing parameter
fprintf(stdout, "\nTry `%s --help' for more options.\n\n", GBL_PROGRAM);
clean_exit(-1);
break;
case '?': // unknown option
fprintf(stdout, "\nTry `%s --help' for more options.\n\n", GBL_PROGRAM);
clean_exit(-1);
break;
}
}
DEBUG_MSG("parse_options: options parsed");
/* TARGET1 and TARGET2 parsing */
if (argv[optind]) {
GBL_OPTIONS->target1 = strdup(argv[optind]);
DEBUG_MSG("TARGET1: %s", GBL_OPTIONS->target1);
if (argv[optind+1]) {
GBL_OPTIONS->target2 = strdup(argv[optind+1]);
DEBUG_MSG("TARGET2: %s", GBL_OPTIONS->target2);
}
}
/* create the list form the TARGET format (MAC/IPrange/PORTrange) */
compile_display_filter();
DEBUG_MSG("parse_options: targets parsed");
/* check for other options */
if (GBL_SNIFF->start == NULL)
set_unified_sniff();
if (GBL_OPTIONS->read && GBL_PCAP->filter)
FATAL_ERROR("Cannot read from file and set a filter on interface");
if (GBL_OPTIONS->read && GBL_SNIFF->type != SM_UNIFIED )
FATAL_ERROR("You can read from a file ONLY in unified sniffing mode !");
if (GBL_OPTIONS->mitm && GBL_SNIFF->type != SM_UNIFIED )
FATAL_ERROR("You can't do mitm attacks in bridged sniffing mode !");
if (GBL_SNIFF->type == SM_BRIDGED && GBL_PCAP->promisc == 0)
FATAL_ERROR("During bridged sniffing the iface must be in promisc mode !");
if (GBL_OPTIONS->quiet && GBL_UI->type != UI_TEXT)
FATAL_ERROR("The quiet option is useful only with text only UI");
if (GBL_OPTIONS->load_hosts && GBL_OPTIONS->save_hosts)
FATAL_ERROR("Cannot load and save at the same time the hosts list...");
if (GBL_OPTIONS->unoffensive && GBL_OPTIONS->mitm)
FATAL_ERROR("Cannot use mitm attacks in unoffensive mode");
if (GBL_OPTIONS->read && GBL_OPTIONS->mitm)
FATAL_ERROR("Cannot use mitm attacks while reading from file");
if (GBL_UI->init == NULL) {
FATAL_ERROR("Please select an User Interface");
}
/* force text interface for only mitm attack */
//if (GBL_OPTIONS->only_mitm) {
// if (GBL_OPTIONS->mitm)
// select_text_interface();
// else
// FATAL_ERROR("Only mitm requires at least one mitm method");
//}
DEBUG_MSG("parse_options: options combination looks good");
return;
}
int
setup_wlaninterface(struct config_interfaces * target) {
int retries = 1, res = 0;
struct config_ssid *match, *all = all_matching_network(target);
char *if_name = target->if_name;
match = all;
if (!match)
return 0;
if (network_matches(if_name, match)) {
printf("already using matched ssid, we do nothing\n");
clear_ssid(all);
return 1;
}
while (match) {
printf("setting up network: %s\n", match->ssid_name);
set_network_id((char *) match->ssid_name, if_name);
printf("%s\n", match->ssid_auth);
update_status(CONNECTING, match->ssid_name);
if (strcmp(match->ssid_auth, "802.1x") == 0) {
printf("do 8021x stuff\n");
if (!target->supplicant_pid)
target->supplicant_pid = start_wpa_supplicant(target->if_name, target->supplicant_pid, 1);
cleanup_interface(target, 8);
set_bssid((char *) match->ssid_bssid, if_name, 1);
set_wpa8021x(if_name, 1);
sleep(3);
config_wpa_supplicant(if_name, match, 1);
} else if (strcmp(match->ssid_auth, "wpa") == 0) {
printf("do wpa stuff\n");
cleanup_interface(target, 4);
set_psk_key((char *) match->ssid_name, (char *) match->ssid_pass, if_name, 1);
} else if (strcmp(match->ssid_auth, "wep") == 0) {
printf("do wep stuff\n");
cleanup_interface(target, 2);
set_wep_key((char *) match->ssid_pass, if_name, 1);
} else if (strcmp(match->ssid_auth, "none") == 0) {
printf("no security has been set\n");
cleanup_interface(target, 1);
}
if (target->ipv6_auto)
set_ipv6_auto(if_name);
start_dhclient(if_name);
while (retries != 0) {
if (connection_active(if_name, 1)) {
/*
* If we are successfully connected to the network
* and we don't need additional auth, then we are good.
*/
sleep(1);
res = internet_connectivity_check(match);
if (res == 1) {
update_status(CONNECTED, match->ssid_name);
return 1;
} else if (res == 2) {
/*
* This is a hotspot; run user-defined command
* or open default web browser.
*/
if (!config->additional_auth_exec)
hotspot(match);
return 1;
} else {
printf("not active, waiting...\n");
sleep(5);
retries--;
}
}
}
match = match->next;
retries = 1;
}
clear_ssid(all);
return res;
}
static int
set_wsec(char *ifname, void *credential, int mode)
{
char tmp[128];
unsigned char psk_mode = 0;
WpsEnrCred *cred = (WpsEnrCred *)credential;
char prefix[] = "wlXXXXXXXXXX_";
bool b_wps_version2 = false;
char *value;
value = nvram_get("wps_version2");
if (value && !strcmp(value, "enabled"))
b_wps_version2 = true;
/* empty credential check */
if (cred->ssidLen == 0) {
TUTRACE((TUTRACE_INFO, "Ignore apply new credential because ssid is empty\n"));
return 0;
}
TUTRACE((TUTRACE_INFO,
"nvram set key = %s keyMgmt = %s ssid = %s(b_configured)\n",
cred->nwKey, cred->keyMgmt, cred->ssid));
/* convert os name to wl name */
if (osifname_to_nvifname(ifname, prefix, sizeof(prefix)) != 0) {
TUTRACE((TUTRACE_INFO, "Convert to nvname failed\n"));
return 0;
}
strcat(prefix, "_");
/* Check credential */
if (findstr(cred->keyMgmt, "WPA-PSK"))
psk_mode |= 1;
if (findstr(cred->keyMgmt, "WPA2-PSK"))
psk_mode |= 2;
/* for version 2, force psk2 if psk1 is on */
if (b_wps_version2 && (psk_mode & 1)) {
psk_mode |= 2;
}
switch (psk_mode) {
case 1:
wps_osl_set_conf(strcat_r(prefix, "akm", tmp), "psk ");
wps_osl_set_conf(strcat_r(prefix, "auth_mode_x", tmp), "psk");
break;
case 2:
wps_osl_set_conf(strcat_r(prefix, "akm", tmp), "psk2 ");
wps_osl_set_conf(strcat_r(prefix, "auth_mode_x", tmp), "psk2");
break;
case 3:
wps_osl_set_conf(strcat_r(prefix, "akm", tmp), "psk psk2 ");
wps_osl_set_conf(strcat_r(prefix, "auth_mode_x", tmp), "pskpsk2");
break;
default:
wps_osl_set_conf(strcat_r(prefix, "akm", tmp), "");
wps_osl_set_conf(strcat_r(prefix, "auth_mode_x", tmp), "open");
break;
}
if (findstr(cred->keyMgmt, "SHARED"))
{
wps_osl_set_conf(strcat_r(prefix, "auth", tmp), "1");
wps_osl_set_conf(strcat_r(prefix, "auth_mode_x", tmp), "shared");
}
else
wps_osl_set_conf(strcat_r(prefix, "auth", tmp), "0");
/* set SSID */
wps_osl_set_conf(strcat_r(prefix, "ssid", tmp), cred->ssid);
if (psk_mode)
{
wps_osl_set_conf(strcat_r(prefix, "wep", tmp), "disabled");
wps_osl_set_conf(strcat_r(prefix, "wep_x", tmp), "0");
}
/* for version 2, force aes if tkip is on */
if (b_wps_version2 && (cred->encrType & WPS_ENCRTYPE_TKIP)) {
cred->encrType |= WPS_ENCRTYPE_AES;
}
/* set Encr type */
if (cred->encrType == WPS_ENCRTYPE_NONE)
{
wps_osl_set_conf(strcat_r(prefix, "wep", tmp), "disabled");
wps_osl_set_conf(strcat_r(prefix, "wep_x", tmp), "0");
}
else if (cred->encrType == WPS_ENCRTYPE_WEP)
wps_osl_set_conf(strcat_r(prefix, "wep", tmp), "enabled");
else if (cred->encrType == WPS_ENCRTYPE_TKIP)
wps_osl_set_conf(strcat_r(prefix, "crypto", tmp), "tkip");
else if (cred->encrType == WPS_ENCRTYPE_AES)
wps_osl_set_conf(strcat_r(prefix, "crypto", tmp), "aes");
else if (cred->encrType == (WPS_ENCRTYPE_TKIP | WPS_ENCRTYPE_AES))
wps_osl_set_conf(strcat_r(prefix, "crypto", tmp), "tkip+aes");
else
wps_osl_set_conf(strcat_r(prefix, "crypto", tmp), "tkip");
if (cred->encrType == WPS_ENCRTYPE_WEP) {
char buf[16] = {0};
sprintf(buf, "%d", cred->wepIndex);
wps_osl_set_conf(strcat_r(prefix, "key", tmp), buf);
sprintf(buf, "key%d", cred->wepIndex);
set_wep_key(strcat_r(prefix, buf, tmp), cred->nwKey, cred->nwKeyLen);
if ((cred->nwKeyLen == 5) || (cred->nwKeyLen == 10))
wps_osl_set_conf(strcat_r(prefix, "wep_x", tmp), "1");
else
wps_osl_set_conf(strcat_r(prefix, "wep_x", tmp), "2");
}
else {
/* set key */
if (cred->nwKeyLen < 64) {
wps_osl_set_conf(strcat_r(prefix, "wpa_psk", tmp), cred->nwKey);
}
else {
char temp_key[65] = {0};
memcpy(temp_key, cred->nwKey, 64);
temp_key[64] = 0;
wps_osl_set_conf(strcat_r(prefix, "wpa_psk", tmp), temp_key);
}
}
/* Disable nmode for WEP and TKIP for TGN spec */
switch (cred->encrType) {
case WPS_ENCRTYPE_WEP:
case WPS_ENCRTYPE_TKIP:
wps_osl_set_conf(strcat_r(prefix, "nmode", tmp), "0");
break;
default:
wps_osl_set_conf(strcat_r(prefix, "nmode", tmp), "-1");
break;
}
nvram_set("w_Setting", "1");
return 1;
}
void parse_options(int argc, char **argv)
{
int c;
static struct option long_options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'v' },
{ "update", no_argument, NULL, 'U' },
{ "iface", required_argument, NULL, 'i' },
{ "lifaces", no_argument, NULL, 'I' },
{ "netmask", required_argument, NULL, 'n' },
{ "address", required_argument, NULL, 'A' },
{ "write", required_argument, NULL, 'w' },
{ "read", required_argument, NULL, 'r' },
{ "pcapfilter", required_argument, NULL, 'f' },
{ "reversed", no_argument, NULL, 'R' },
{ "proto", required_argument, NULL, 't' },
{ "plugin", required_argument, NULL, 'P' },
{ "filter", required_argument, NULL, 'F' },
{ "superquiet", no_argument, NULL, 'Q' },
{ "quiet", no_argument, NULL, 'q' },
{ "script", required_argument, NULL, 's' },
{ "silent", no_argument, NULL, 'z' },
{ "unoffensive", no_argument, NULL, 'u' },
{ "nosslmitm", no_argument, NULL, 'S' },
{ "load-hosts", required_argument, NULL, 'j' },
{ "save-hosts", required_argument, NULL, 'k' },
{ "wep-key", required_argument, NULL, 'W' },
{ "config", required_argument, NULL, 'a' },
{ "dns", no_argument, NULL, 'd' },
{ "regex", required_argument, NULL, 'e' },
{ "visual", required_argument, NULL, 'V' },
{ "ext-headers", no_argument, NULL, 'E' },
{ "log", required_argument, NULL, 'L' },
{ "log-info", required_argument, NULL, 'l' },
{ "log-msg", required_argument, NULL, 'm' },
{ "compress", no_argument, NULL, 'c' },
{ "text", no_argument, NULL, 'T' },
{ "curses", no_argument, NULL, 'C' },
{ "daemon", no_argument, NULL, 'D' },
{ "gtk", no_argument, NULL, 'G' },
{ "mitm", required_argument, NULL, 'M' },
{ "only-mitm", no_argument, NULL, 'o' },
{ "bridge", required_argument, NULL, 'B' },
{ "broadcast", required_argument, NULL, 'b' },
{ "promisc", no_argument, NULL, 'p' },
{ "gateway", required_argument, NULL, 'Y' },
{ "certificate", required_argument, NULL, 0 },
{ "private-key", required_argument, NULL, 0 },
{ 0 , 0 , 0 , 0}
};
for (c = 0; c < argc; c++)
DEBUG_MSG("parse_options -- [%d] [%s]", c, argv[c]);
/* OPTIONS INITIALIZATION */
GBL_PCAP->promisc = 1;
GBL_FORMAT = &ascii_format;
GBL_OPTIONS->ssl_mitm = 1;
GBL_OPTIONS->broadcast = 0;
GBL_OPTIONS->ssl_cert = NULL;
GBL_OPTIONS->ssl_pkey = NULL;
/* OPTIONS INITIALIZED */
optind = 0;
int option_index = 0;
while ((c = getopt_long (argc, argv, "A:a:bB:CchDdEe:F:f:GhIi:j:k:L:l:M:m:n:oP:pQqiRr:s:STt:UuV:vW:w:Y:z", long_options, &option_index)) != EOF) {
/* used for parsing arguments */
char *opt_end = optarg;
while (opt_end && *opt_end) opt_end++;
/* enable a loaded filter script? */
uint8_t f_enabled = 1;
switch (c) {
case 'M':
GBL_OPTIONS->mitm = 1;
if (mitm_set(optarg) != ESUCCESS)
FATAL_ERROR("MITM method '%s' not supported...\n", optarg);
break;
case 'o':
GBL_OPTIONS->only_mitm = 1;
//select_text_interface();
break;
case 'b':
GBL_OPTIONS->broadcast = 1;
break;
case 'B':
GBL_OPTIONS->iface_bridge = strdup(optarg);
set_bridge_sniff();
break;
case 'p':
GBL_PCAP->promisc = 0;
break;
case 'T':
select_text_interface();
break;
case 'C':
select_curses_interface();
break;
case 'G':
select_gtk_interface();
break;
case 'D':
select_daemon_interface();
break;
case 'R':
GBL_OPTIONS->reversed = 1;
break;
case 't':
GBL_OPTIONS->proto = strdup(optarg);
break;
case 'P':
/* user has requested the list */
if (!strcasecmp(optarg, "list")) {
plugin_list();
clean_exit(0);
}
/* else set the plugin */
GBL_OPTIONS->plugin = strdup(optarg);
break;
case 'i':
GBL_OPTIONS->iface = strdup(optarg);
break;
case 'I':
/* this option is only useful in the text interface */
select_text_interface();
GBL_OPTIONS->lifaces = 1;
break;
case 'Y':
GBL_OPTIONS->secondary = parse_iflist(optarg);
break;
case 'n':
GBL_OPTIONS->netmask = strdup(optarg);
break;
case 'A':
GBL_OPTIONS->address = strdup(optarg);
break;
case 'r':
/* we don't want to scan the lan while reading from file */
GBL_OPTIONS->silent = 1;
GBL_OPTIONS->read = 1;
GBL_OPTIONS->pcapfile_in = strdup(optarg);
break;
case 'w':
GBL_OPTIONS->write = 1;
GBL_OPTIONS->pcapfile_out = strdup(optarg);
break;
case 'f':
GBL_PCAP->filter = strdup(optarg);
break;
case 'F':
/* is there a :0 or :1 appended to the filename? */
if ( (opt_end-optarg >=2) && *(opt_end-2) == ':' ) {
*(opt_end-2) = '\0';
f_enabled = !( *(opt_end-1) == '0' );
}
if (filter_load_file(optarg, GBL_FILTERS, f_enabled) != ESUCCESS)
FATAL_ERROR("Cannot load filter file \"%s\"", optarg);
break;
case 'L':
if (set_loglevel(LOG_PACKET, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'l':
if (set_loglevel(LOG_INFO, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'm':
if (set_msg_loglevel(LOG_TRUE, optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'c':
GBL_OPTIONS->compress = 1;
break;
case 'e':
if (set_regex(optarg) == -EFATAL)
clean_exit(-EFATAL);
break;
case 'Q':
GBL_OPTIONS->superquiet = 1;
/* no break, quiet must be enabled */
case 'q':
GBL_OPTIONS->quiet = 1;
break;
case 's':
GBL_OPTIONS->script = strdup(optarg);
break;
case 'z':
GBL_OPTIONS->silent = 1;
break;
case 'u':
GBL_OPTIONS->unoffensive = 1;
break;
case 'S':
GBL_OPTIONS->ssl_mitm = 0;
break;
case 'd':
GBL_OPTIONS->resolve = 1;
break;
case 'j':
GBL_OPTIONS->silent = 1;
GBL_OPTIONS->load_hosts = 1;
GBL_OPTIONS->hostsfile = strdup(optarg);
break;
case 'k':
GBL_OPTIONS->save_hosts = 1;
GBL_OPTIONS->hostsfile = strdup(optarg);
break;
case 'V':
if (set_format(optarg) != ESUCCESS)
clean_exit(-EFATAL);
break;
case 'E':
GBL_OPTIONS->ext_headers = 1;
break;
case 'W':
set_wep_key(optarg);
break;
case 'a':
GBL_CONF->file = strdup(optarg);
break;
case 'U':
/* load the conf for the connect timeout value */
load_conf();
global_update();
/* NOT REACHED */
break;
case 'h':
ec_usage();
break;
case 'v':
printf("%s %s\n", GBL_PROGRAM, GBL_VERSION);
clean_exit(0);
break;
/* Certificate and private key options */
case 0:
if (!strcmp(long_options[option_index].name, "certificate")) {
GBL_OPTIONS->ssl_cert = strdup(optarg);
} else if (!strcmp(long_options[option_index].name, "private-key")) {
GBL_OPTIONS->ssl_pkey = strdup(optarg);
} else {
fprintf(stdout, "\nTry `%s --help' for more options.\n\n", GBL_PROGRAM);
clean_exit(-1);
}
break;
case ':': // missing parameter
fprintf(stdout, "\nTry `%s --help' for more options.\n\n", GBL_PROGRAM);
clean_exit(-1);
break;
case '?': // unknown option
fprintf(stdout, "\nTry `%s --help' for more options.\n\n", GBL_PROGRAM);
clean_exit(-1);
break;
}
}
DEBUG_MSG("parse_options: options parsed");
/* TARGET1 and TARGET2 parsing */
if (argv[optind]) {
GBL_OPTIONS->target1 = strdup(argv[optind]);
DEBUG_MSG("TARGET1: %s", GBL_OPTIONS->target1);
if (argv[optind+1]) {
GBL_OPTIONS->target2 = strdup(argv[optind+1]);
DEBUG_MSG("TARGET2: %s", GBL_OPTIONS->target2);
}
}
/* create the list form the TARGET format (MAC/IPrange/PORTrange) */
compile_display_filter();
DEBUG_MSG("parse_options: targets parsed");
/* check for other options */
if (GBL_SNIFF->start == NULL)
set_unified_sniff();
if (GBL_OPTIONS->read && GBL_PCAP->filter)
FATAL_ERROR("Cannot read from file and set a filter on interface");
if (GBL_OPTIONS->read && GBL_SNIFF->type != SM_UNIFIED )
FATAL_ERROR("You can read from a file ONLY in unified sniffing mode !");
if (GBL_OPTIONS->mitm && GBL_SNIFF->type != SM_UNIFIED )
FATAL_ERROR("You can't do mitm attacks in bridged sniffing mode !");
if (GBL_SNIFF->type == SM_BRIDGED && GBL_PCAP->promisc == 0)
FATAL_ERROR("During bridged sniffing the iface must be in promisc mode !");
if (GBL_OPTIONS->quiet && GBL_UI->type != UI_TEXT)
FATAL_ERROR("The quiet option is useful only with text only UI");
if (GBL_OPTIONS->load_hosts && GBL_OPTIONS->save_hosts)
FATAL_ERROR("Cannot load and save at the same time the hosts list...");
if (GBL_OPTIONS->unoffensive && GBL_OPTIONS->mitm)
FATAL_ERROR("Cannot use mitm attacks in unoffensive mode");
if (GBL_OPTIONS->read && GBL_OPTIONS->mitm)
FATAL_ERROR("Cannot use mitm attacks while reading from file");
if (GBL_UI->init == NULL)
FATAL_ERROR("Please select an User Interface");
/* force text interface for only mitm attack */
/* Do not select text interface for only MiTM mode
if (GBL_OPTIONS->only_mitm) {
if (GBL_OPTIONS->mitm)
select_text_interface();
else
FATAL_ERROR("Only mitm requires at least one mitm method");
} */
DEBUG_MSG("parse_options: options combination looks good");
return;
}
