#include "iw.h"
#include "nl80211.h"
-void mac_addr_n2a(char *mac_addr, unsigned char *arg)
+void mac_addr_n2a(char *mac_addr, const unsigned char *arg)
{
int i, l;
"P2P-client",
"P2P-GO",
"P2P-device",
+ "outside context of a BSS",
+ "NAN",
};
static char modebuf[100];
static const char *commands[NL80211_CMD_MAX + 1] = {
/*
- * sed 's/^\tNL80211_CMD_//;t n;d;:n s%^\([^=]*\),.*%\t[NL80211_CMD_\1] = \"\L\1\",%;t;d' nl80211.h
+ * sed 's%^\tNL80211_CMD_%%;t n;d;:n s%^\([^=]*\),.*%\t[NL80211_CMD_\1] = \"\L\1\",%;t;d' nl80211.h | grep -v "reserved"
*/
[NL80211_CMD_UNSPEC] = "unspec",
[NL80211_CMD_GET_WIPHY] = "get_wiphy",
[NL80211_CMD_FT_EVENT] = "ft_event",
[NL80211_CMD_CRIT_PROTOCOL_START] = "crit_protocol_start",
[NL80211_CMD_CRIT_PROTOCOL_STOP] = "crit_protocol_stop",
+ [NL80211_CMD_GET_COALESCE] = "get_coalesce",
+ [NL80211_CMD_SET_COALESCE] = "set_coalesce",
+ [NL80211_CMD_CHANNEL_SWITCH] = "channel_switch",
+ [NL80211_CMD_VENDOR] = "vendor",
+ [NL80211_CMD_SET_QOS_MAP] = "set_qos_map",
+ [NL80211_CMD_ADD_TX_TS] = "add_tx_ts",
+ [NL80211_CMD_DEL_TX_TS] = "del_tx_ts",
+ [NL80211_CMD_GET_MPP] = "get_mpp",
+ [NL80211_CMD_JOIN_OCB] = "join_ocb",
+ [NL80211_CMD_LEAVE_OCB] = "leave_ocb",
+ [NL80211_CMD_CH_SWITCH_STARTED_NOTIFY] = "ch_switch_started_notify",
+ [NL80211_CMD_TDLS_CHANNEL_SWITCH] = "tdls_channel_switch",
+ [NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH] = "tdls_cancel_channel_switch",
+ [NL80211_CMD_WIPHY_REG_CHANGE] = "wiphy_reg_change",
+ [NL80211_CMD_ABORT_SCAN] = "abort_scan",
+ [NL80211_CMD_START_NAN] = "start_nan",
+ [NL80211_CMD_STOP_NAN] = "stop_nan",
+ [NL80211_CMD_ADD_NAN_FUNCTION] = "add_nan_function",
+ [NL80211_CMD_DEL_NAN_FUNCTION] = "del_nan_function",
+ [NL80211_CMD_CHANGE_NAN_CONFIG] = "change_nan_config",
+ [NL80211_CMD_NAN_MATCH] = "nan_match",
+ [NL80211_CMD_SET_MULTICAST_TO_UNICAST] = "set_multicast_to_unicast",
+ [NL80211_CMD_UPDATE_CONNECT_PARAMS] = "update_connect_params",
+ [NL80211_CMD_SET_PMK] = "set_pmk",
+ [NL80211_CMD_DEL_PMK] = "del_pmk",
+ [NL80211_CMD_PORT_AUTHORIZED] = "port_authorized",
+ [NL80211_CMD_RELOAD_REGDB] = "reload_regdb",
+ [NL80211_CMD_EXTERNAL_AUTH] = "external_auth",
+ [NL80211_CMD_STA_OPMODE_CHANGED] = "sta_opmode_changed",
+ [NL80211_CMD_CONTROL_PORT_FRAME] = "control_port_frame",
+ [NL80211_CMD_GET_FTM_RESPONDER_STATS] = "get_ftm_responder_stats",
+ [NL80211_CMD_PEER_MEASUREMENT_START] = "peer_measurement_start",
+ [NL80211_CMD_PEER_MEASUREMENT_RESULT] = "peer_measurement_result",
+ [NL80211_CMD_PEER_MEASUREMENT_COMPLETE] = "peer_measurement_complete",
+ [NL80211_CMD_NOTIFY_RADAR] = "notify_radar",
};
static char cmdbuf[100];
return tolower(digit) - 'a' + 10;
}
-static int hex2byte(char *hex)
+static int hex2byte(const char *hex)
{
int d1, d2;
return (d1 << 4) | d2;
}
-static char *hex2bin(char *hex, char *buf)
+char *hex2bin(const char *hex, char *buf)
{
char *result = buf;
int d;
return result;
}
-int parse_keys(struct nl_msg *msg, char **argv, int argc)
+static int parse_akm_suite(const char *cipher_str)
+{
+
+ if (!strcmp(cipher_str, "PSK"))
+ return 0x000FAC02;
+ if (!strcmp(cipher_str, "FT/PSK"))
+ return 0x000FAC03;
+ if (!strcmp(cipher_str, "PSK/SHA-256"))
+ return 0x000FAC06;
+ return -EINVAL;
+}
+
+static int parse_cipher_suite(const char *cipher_str)
+{
+
+ if (!strcmp(cipher_str, "TKIP"))
+ return 0x000FAC02;
+ if (!strcmp(cipher_str, "CCMP") || !strcmp(cipher_str, "CCMP-128"))
+ return 0x000FAC04;
+ if (!strcmp(cipher_str, "GCMP") || !strcmp(cipher_str, "GCMP-128"))
+ return 0x000FAC08;
+ if (!strcmp(cipher_str, "GCMP-256"))
+ return 0x000FAC09;
+ if (!strcmp(cipher_str, "CCMP-256"))
+ return 0x000FAC0A;
+ return -EINVAL;
+}
+
+int parse_keys(struct nl_msg *msg, char **argv[], int *argc)
{
struct nlattr *keys;
int i = 0;
bool have_default = false;
+ char *arg = **argv;
char keybuf[13];
+ int pos = 0;
- if (!argc)
+ if (!*argc)
return 1;
+ if (!memcmp(&arg[pos], "psk", 3)) {
+ char psk_keybuf[32];
+ int cipher_suite, akm_suite;
+
+ if (*argc < 4)
+ goto explain;
+
+ pos+=3;
+ if (arg[pos] != ':')
+ goto explain;
+ pos++;
+
+ NLA_PUT_U32(msg, NL80211_ATTR_WPA_VERSIONS, NL80211_WPA_VERSION_2);
+
+ if (strlen(&arg[pos]) != (sizeof(psk_keybuf) * 2) || !hex2bin(&arg[pos], psk_keybuf)) {
+ printf("Bad PSK\n");
+ return -EINVAL;
+ }
+
+ NLA_PUT(msg, NL80211_ATTR_PMK, 32, psk_keybuf);
+ NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE, NL80211_AUTHTYPE_OPEN_SYSTEM);
+
+ *argv += 1;
+ *argc -= 1;
+ arg = **argv;
+
+ akm_suite = parse_akm_suite(arg);
+ if (akm_suite < 0)
+ goto explain;
+
+ NLA_PUT_U32(msg, NL80211_ATTR_AKM_SUITES, akm_suite);
+
+ *argv += 1;
+ *argc -= 1;
+ arg = **argv;
+
+ cipher_suite = parse_cipher_suite(arg);
+ if (cipher_suite < 0)
+ goto explain;
+
+ NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE, cipher_suite);
+
+ *argv += 1;
+ *argc -= 1;
+ arg = **argv;
+
+ cipher_suite = parse_cipher_suite(arg);
+ if (cipher_suite < 0)
+ goto explain;
+
+ NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher_suite);
+
+ *argv += 1;
+ *argc -= 1;
+ return 0;
+ }
+
NLA_PUT_FLAG(msg, NL80211_ATTR_PRIVACY);
keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
return -ENOBUFS;
do {
- char *arg = *argv;
- int pos = 0, keylen;
+ int keylen;
struct nlattr *key = nla_nest_start(msg, ++i);
char *keydata;
+ arg = **argv;
+ pos = 0;
+
if (!key)
return -ENOBUFS;
switch (strlen(keydata)) {
case 10:
keydata = hex2bin(keydata, keybuf);
+ /* fall through */
case 5:
NLA_PUT_U32(msg, NL80211_KEY_CIPHER, 0x000FAC01);
keylen = 5;
break;
case 26:
keydata = hex2bin(keydata, keybuf);
+ /* fall through */
case 13:
NLA_PUT_U32(msg, NL80211_KEY_CIPHER, 0x000FAC05);
keylen = 13;
NLA_PUT(msg, NL80211_KEY_DATA, keylen, keydata);
- argv++;
- argc--;
+ *argv += 1;
+ *argc -= 1;
/* one key should be TX key */
- if (!have_default && !argc)
+ if (!have_default && !*argc)
NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT);
nla_nest_end(msg, key);
- } while (argc);
+ } while (*argc);
nla_nest_end(msg, keys);
" 'index:' is a single digit (0-3)\n"
" 'data' must be 5 or 13 ascii chars\n"
" or 10 or 26 hex digits\n"
- "for example: d:2:6162636465 is the same as d:2:abcde\n");
+ "for example: d:2:6162636465 is the same as d:2:abcde\n"
+ "or psk:data <AKM Suite> <pairwise CIPHER> <groupwise CIPHER> where\n"
+ " 'data' is the PSK (output of wpa_passphrase and the CIPHER can be CCMP or GCMP\n"
+ "for example: psk:0123456789abcdef PSK CCMP CCMP\n"
+ "The allowed AKM suites are PSK, FT/PSK, PSK/SHA-256\n"
+ "The allowed Cipher suites are TKIP, CCMP, GCMP, GCMP-256, CCMP-256\n");
return 2;
}
+enum nl80211_chan_width str_to_bw(const char *str)
+{
+ static const struct {
+ const char *name;
+ unsigned int val;
+ } bwmap[] = {
+ { .name = "5", .val = NL80211_CHAN_WIDTH_5, },
+ { .name = "10", .val = NL80211_CHAN_WIDTH_10, },
+ { .name = "20", .val = NL80211_CHAN_WIDTH_20, },
+ { .name = "40", .val = NL80211_CHAN_WIDTH_40, },
+ { .name = "80", .val = NL80211_CHAN_WIDTH_80, },
+ { .name = "80+80", .val = NL80211_CHAN_WIDTH_80P80, },
+ { .name = "160", .val = NL80211_CHAN_WIDTH_160, },
+ };
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(bwmap); i++) {
+ if (strcasecmp(bwmap[i].name, str) == 0)
+ return bwmap[i].val;
+ }
+
+ return NL80211_CHAN_WIDTH_20_NOHT;
+}
+
+static int parse_freqs(struct chandef *chandef, int argc, char **argv,
+ int *parsed)
+{
+ uint32_t freq;
+ char *end;
+ bool need_cf1 = false, need_cf2 = false;
+
+ if (argc < 1)
+ return 0;
+
+ chandef->width = str_to_bw(argv[0]);
+
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ /* First argument was not understood, give up gracefully. */
+ return 0;
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_5:
+ case NL80211_CHAN_WIDTH_10:
+ break;
+ case NL80211_CHAN_WIDTH_80P80:
+ need_cf2 = true;
+ /* fall through */
+ case NL80211_CHAN_WIDTH_40:
+ case NL80211_CHAN_WIDTH_80:
+ case NL80211_CHAN_WIDTH_160:
+ need_cf1 = true;
+ break;
+ }
+
+ *parsed += 1;
+
+ if (!need_cf1)
+ return 0;
+
+ if (argc < 2)
+ return 1;
+
+ /* center freq 1 */
+ if (!*argv[1])
+ return 1;
+ freq = strtoul(argv[1], &end, 10);
+ if (*end)
+ return 1;
+ *parsed += 1;
+
+ chandef->center_freq1 = freq;
+
+ if (!need_cf2)
+ return 0;
+
+ if (argc < 3)
+ return 1;
+
+ /* center freq 2 */
+ if (!*argv[2])
+ return 1;
+ freq = strtoul(argv[2], &end, 10);
+ if (*end)
+ return 1;
+ chandef->center_freq2 = freq;
+
+ *parsed += 1;
+
+ return 0;
+}
+
+
+/**
+ * parse_freqchan - Parse frequency or channel definition
+ *
+ * @chandef: chandef structure to be filled in
+ * @chan: Boolean whether to parse a channel or frequency based specifier
+ * @argc: Number of arguments
+ * @argv: Array of string arguments
+ * @parsed: Pointer to return the number of used arguments, or NULL to error
+ * out if any argument is left unused.
+ *
+ * The given chandef structure will be filled in from the command line
+ * arguments. argc/argv will be updated so that further arguments from the
+ * command line can be parsed.
+ *
+ * Note that despite the fact that the function knows how many center freqs
+ * are needed, there's an ambiguity if the next argument after this is an
+ * integer argument, since the valid channel width values are interpreted
+ * as such, rather than a following argument. This can be avoided by the
+ * user by giving "NOHT" instead.
+ *
+ * The working specifier if chan is set are:
+ * <channel> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz]
+ *
+ * And if frequency is set:
+ * <freq> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz]
+ * <control freq> [5|10|20|40|80|80+80|160] [<center1_freq> [<center2_freq>]]
+ *
+ * If the mode/channel width is not given the NOHT is assumed.
+ *
+ * Return: Number of used arguments, zero or negative error number otherwise
+ */
+int parse_freqchan(struct chandef *chandef, bool chan, int argc, char **argv,
+ int *parsed)
+{
+ char *end;
+ static const struct chanmode chanmode[] = {
+ { .name = "HT20",
+ .width = NL80211_CHAN_WIDTH_20,
+ .freq1_diff = 0,
+ .chantype = NL80211_CHAN_HT20 },
+ { .name = "HT40+",
+ .width = NL80211_CHAN_WIDTH_40,
+ .freq1_diff = 10,
+ .chantype = NL80211_CHAN_HT40PLUS },
+ { .name = "HT40-",
+ .width = NL80211_CHAN_WIDTH_40,
+ .freq1_diff = -10,
+ .chantype = NL80211_CHAN_HT40MINUS },
+ { .name = "NOHT",
+ .width = NL80211_CHAN_WIDTH_20_NOHT,
+ .freq1_diff = 0,
+ .chantype = NL80211_CHAN_NO_HT },
+ { .name = "5MHz",
+ .width = NL80211_CHAN_WIDTH_5,
+ .freq1_diff = 0,
+ .chantype = -1 },
+ { .name = "10MHz",
+ .width = NL80211_CHAN_WIDTH_10,
+ .freq1_diff = 0,
+ .chantype = -1 },
+ { .name = "80MHz",
+ .width = NL80211_CHAN_WIDTH_80,
+ .freq1_diff = 0,
+ .chantype = -1 },
+ };
+ const struct chanmode *chanmode_selected = NULL;
+ unsigned int freq;
+ unsigned int i;
+ int _parsed = 0;
+ int res = 0;
+
+ if (argc < 1)
+ return 1;
+
+ if (!argv[0])
+ goto out;
+ freq = strtoul(argv[0], &end, 10);
+ if (*end) {
+ res = 1;
+ goto out;
+ }
+
+ _parsed += 1;
+
+ memset(chandef, 0, sizeof(struct chandef));
+
+ if (chan) {
+ enum nl80211_band band;
+
+ band = freq <= 14 ? NL80211_BAND_2GHZ : NL80211_BAND_5GHZ;
+ freq = ieee80211_channel_to_frequency(freq, band);
+ }
+ chandef->control_freq = freq;
+ /* Assume 20MHz NOHT channel for now. */
+ chandef->center_freq1 = freq;
+
+ /* Try to parse HT mode definitions */
+ if (argc > 1) {
+ for (i = 0; i < ARRAY_SIZE(chanmode); i++) {
+ if (strcasecmp(chanmode[i].name, argv[1]) == 0) {
+ chanmode_selected = &chanmode[i];
+ _parsed += 1;
+ break;
+ }
+ }
+ }
+
+ /* channel mode given, use it and return. */
+ if (chanmode_selected) {
+ chandef->center_freq1 = get_cf1(chanmode_selected, freq);
+ chandef->width = chanmode_selected->width;
+ goto out;
+ }
+
+ /* This was a only a channel definition, nothing further may follow. */
+ if (chan)
+ goto out;
+
+ res = parse_freqs(chandef, argc - 1, argv + 1, &_parsed);
+
+ out:
+ /* Error out if parsed is NULL. */
+ if (!parsed && _parsed != argc)
+ return 1;
+
+ if (parsed)
+ *parsed = _parsed;
+
+ return res;
+}
+
+int put_chandef(struct nl_msg *msg, struct chandef *chandef)
+{
+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, chandef->control_freq);
+ NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH, chandef->width);
+
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ NL80211_CHAN_NO_HT);
+ break;
+ case NL80211_CHAN_WIDTH_20:
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ NL80211_CHAN_HT20);
+ break;
+ case NL80211_CHAN_WIDTH_40:
+ if (chandef->control_freq > chandef->center_freq1)
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ NL80211_CHAN_HT40MINUS);
+ else
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ NL80211_CHAN_HT40PLUS);
+ break;
+ default:
+ break;
+ }
+
+ if (chandef->center_freq1)
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_CENTER_FREQ1,
+ chandef->center_freq1);
+
+ if (chandef->center_freq2)
+ NLA_PUT_U32(msg,
+ NL80211_ATTR_CENTER_FREQ2,
+ chandef->center_freq2);
+
+ return 0;
+
+ nla_put_failure:
+ return -ENOBUFS;
+}
+
static void print_mcs_index(const __u8 *mcs)
{
int mcs_bit, prev_bit = -2, prev_cont = 0;
unsigned int tx_max_num_spatial_streams, max_rx_supp_data_rate;
bool tx_mcs_set_defined, tx_mcs_set_equal, tx_unequal_modulation;
- max_rx_supp_data_rate = (mcs[10] & ((mcs[11] & 0x3) << 8));
+ max_rx_supp_data_rate = (mcs[10] | ((mcs[11] & 0x3) << 8));
tx_mcs_set_defined = !!(mcs[12] & (1 << 0));
tx_mcs_set_equal = !(mcs[12] & (1 << 1));
tx_max_num_spatial_streams = ((mcs[12] >> 2) & 3) + 1;
PRINT_VHT_CAPA(22, "+HTC-VHT");
/* max A-MPDU */
/* VHT link adaptation */
- PRINT_VHT_CAPA(29, "RX antenna pattern consistency");
- PRINT_VHT_CAPA(30, "TX antenna pattern consistency");
+ PRINT_VHT_CAPA(28, "RX antenna pattern consistency");
+ PRINT_VHT_CAPA(29, "TX antenna pattern consistency");
printf("\t\tVHT RX MCS set:\n");
tmp = mcs[0] | (mcs[1] << 8);
tmp = mcs[6] | (mcs[7] << 8);
printf("\t\tVHT TX highest supported: %d Mbps\n", tmp & 0x1fff);
}
+
+void iw_hexdump(const char *prefix, const __u8 *buf, size_t size)
+{
+ size_t i;
+
+ printf("%s: ", prefix);
+ for (i = 0; i < size; i++) {
+ if (i && i % 16 == 0)
+ printf("\n%s: ", prefix);
+ printf("%02x ", buf[i]);
+ }
+ printf("\n\n");
+}
+
+int get_cf1(const struct chanmode *chanmode, unsigned long freq)
+{
+ unsigned int cf1 = freq, j;
+ unsigned int vht80[] = { 5180, 5260, 5500, 5580, 5660, 5745 };
+
+ switch (chanmode->width) {
+ case NL80211_CHAN_WIDTH_80:
+ /* setup center_freq1 */
+ for (j = 0; j < ARRAY_SIZE(vht80); j++) {
+ if (freq >= vht80[j] && freq < vht80[j] + 80)
+ break;
+ }
+
+ if (j == ARRAY_SIZE(vht80))
+ break;
+
+ cf1 = vht80[j] + 30;
+ break;
+ default:
+ cf1 = freq + chanmode->freq1_diff;
+ break;
+ }
+
+ return cf1;
+}
+
+int parse_random_mac_addr(struct nl_msg *msg, char *addrs)
+{
+ char *a_addr, *a_mask, *sep;
+ unsigned char addr[ETH_ALEN], mask[ETH_ALEN];
+
+ if (!*addrs) {
+ /* randomise all but the multicast bit */
+ NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN,
+ "\x00\x00\x00\x00\x00\x00");
+ NLA_PUT(msg, NL80211_ATTR_MAC_MASK, ETH_ALEN,
+ "\x01\x00\x00\x00\x00\x00");
+ return 0;
+ }
+
+ if (*addrs != '=')
+ return 1;
+
+ addrs++;
+ sep = strchr(addrs, '/');
+ a_addr = addrs;
+
+ if (!sep)
+ return 1;
+
+ *sep = 0;
+ a_mask = sep + 1;
+ if (mac_addr_a2n(addr, a_addr) || mac_addr_a2n(mask, a_mask))
+ return 1;
+
+ NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ NLA_PUT(msg, NL80211_ATTR_MAC_MASK, ETH_ALEN, mask);
+
+ return 0;
+ nla_put_failure:
+ return -ENOBUFS;
+}