return (int)res;
}
+static int iwinfo_bit(int value, int max)
+{
+ int i;
+
+ if (max > 31 || !(value & ((1 << max) - 1)))
+ return -1;
+
+ for (i = 0; i < max; i++)
+ {
+ if (value & 1)
+ break;
+
+ value >>= 1;
+ }
+
+ return i;
+}
+
+static const char * const iwinfo_name(int mask, int max, const char * const names[])
+{
+ int index = iwinfo_bit(mask, max);
+
+ if (index < 0)
+ return NULL;
+
+ return names[index];
+}
+
+const char * const iwinfo_band_name(int mask)
+{
+ return iwinfo_name(mask, IWINFO_BAND_COUNT, IWINFO_BAND_NAMES);
+}
+
+const char * const iwinfo_htmode_name(int mask)
+{
+ return iwinfo_name(mask, IWINFO_HTMODE_COUNT, IWINFO_HTMODE_NAMES);
+}
+
+uint32_t iwinfo_band2ghz(uint8_t band)
+{
+ switch (band)
+ {
+ case IWINFO_BAND_24:
+ return 2;
+ case IWINFO_BAND_5:
+ return 5;
+ case IWINFO_BAND_6:
+ return 6;
+ case IWINFO_BAND_60:
+ return 60;
+ }
+
+ return 0;
+}
+
+uint8_t iwinfo_ghz2band(uint32_t ghz)
+{
+ switch (ghz)
+ {
+ case 2:
+ return IWINFO_BAND_24;
+ case 5:
+ return IWINFO_BAND_5;
+ case 6:
+ return IWINFO_BAND_6;
+ case 60:
+ return IWINFO_BAND_60;
+ }
+
+ return 0;
+}
+
+size_t iwinfo_format_hwmodes(int modes, char *buf, size_t len)
+{
+ // bit numbers as per IWINFO_80211_*: ad ac ax a b g n
+ const int order[IWINFO_80211_COUNT] = { 5, 4, 6, 0, 1, 2, 3 };
+ size_t res = 0;
+ int i;
+
+ *buf = 0;
+
+ if (!(modes & ((1 << IWINFO_80211_COUNT) - 1)))
+ return 0;
+
+ for (i = 0; i < IWINFO_80211_COUNT; i++)
+ if (modes & 1 << order[i])
+ res += snprintf(buf + res, len - res, "%s/", IWINFO_80211_NAMES[order[i]]);
+
+ if (res > 0)
+ {
+ res--;
+ buf[res] = 0;
+ }
+
+ return res;
+}
+
+int iwinfo_htmode_is_ht(int htmode)
+{
+ switch (htmode)
+ {
+ case IWINFO_HTMODE_HT20:
+ case IWINFO_HTMODE_HT40:
+ return 1;
+ }
+
+ return 0;
+}
+
+int iwinfo_htmode_is_vht(int htmode)
+{
+ switch (htmode)
+ {
+ case IWINFO_HTMODE_VHT20:
+ case IWINFO_HTMODE_VHT40:
+ case IWINFO_HTMODE_VHT80:
+ case IWINFO_HTMODE_VHT80_80:
+ case IWINFO_HTMODE_VHT160:
+ return 1;
+ }
+
+ return 0;
+}
+
+int iwinfo_htmode_is_he(int htmode)
+{
+ switch (htmode)
+ {
+ case IWINFO_HTMODE_HE20:
+ case IWINFO_HTMODE_HE40:
+ case IWINFO_HTMODE_HE80:
+ case IWINFO_HTMODE_HE80_80:
+ case IWINFO_HTMODE_HE160:
+ return 1;
+ }
+
+ return 0;
+}
+
int iwinfo_ifup(const char *ifname)
{
struct ifreq ifr;
return (id->vendor_id && id->device_id) ? 0 : -1;
}
+static void iwinfo_parse_rsn_cipher(uint8_t idx, uint16_t *ciphers)
+{
+ switch (idx)
+ {
+ case 0:
+ *ciphers |= IWINFO_CIPHER_NONE;
+ break;
+
+ case 1:
+ *ciphers |= IWINFO_CIPHER_WEP40;
+ break;
+
+ case 2:
+ *ciphers |= IWINFO_CIPHER_TKIP;
+ break;
+
+ case 3: /* WRAP */
+ break;
+
+ case 4:
+ *ciphers |= IWINFO_CIPHER_CCMP;
+ break;
+
+ case 5:
+ *ciphers |= IWINFO_CIPHER_WEP104;
+ break;
+
+ case 8:
+ *ciphers |= IWINFO_CIPHER_GCMP;
+ break;
+
+ case 9:
+ *ciphers |= IWINFO_CIPHER_GCMP256;
+ break;
+
+ case 10:
+ *ciphers |= IWINFO_CIPHER_CCMP256;
+ break;
+
+ case 6: /* AES-128-CMAC */
+ case 7: /* No group addressed */
+ case 11: /* BIP-GMAC-128 */
+ case 12: /* BIP-GMAC-256 */
+ case 13: /* BIP-CMAC-256 */
+ break;
+ }
+}
+
void iwinfo_parse_rsn(struct iwinfo_crypto_entry *c, uint8_t *data, uint8_t len,
- uint8_t defcipher, uint8_t defauth)
+ uint16_t defcipher, uint8_t defauth)
{
uint16_t i, count;
+ uint8_t wpa_version = 0;
static unsigned char ms_oui[3] = { 0x00, 0x50, 0xf2 };
static unsigned char ieee80211_oui[3] = { 0x00, 0x0f, 0xac };
len -= 2;
if (!memcmp(data, ms_oui, 3))
- c->wpa_version += 1;
+ wpa_version |= 1;
else if (!memcmp(data, ieee80211_oui, 3))
- c->wpa_version += 2;
+ wpa_version |= 2;
if (len < 4)
{
}
if (!memcmp(data, ms_oui, 3) || !memcmp(data, ieee80211_oui, 3))
- {
- switch (data[3])
- {
- case 1: c->group_ciphers |= IWINFO_CIPHER_WEP40; break;
- case 2: c->group_ciphers |= IWINFO_CIPHER_TKIP; break;
- case 4: c->group_ciphers |= IWINFO_CIPHER_CCMP; break;
- case 5: c->group_ciphers |= IWINFO_CIPHER_WEP104; break;
- case 6: /* AES-128-CMAC */ break;
- default: /* proprietary */ break;
- }
- }
+ iwinfo_parse_rsn_cipher(data[3], &c->group_ciphers);
data += 4;
len -= 4;
return;
for (i = 0; i < count; i++)
- {
if (!memcmp(data + 2 + (i * 4), ms_oui, 3) ||
- !memcmp(data + 2 + (i * 4), ieee80211_oui, 3))
- {
- switch (data[2 + (i * 4) + 3])
- {
- case 1: c->pair_ciphers |= IWINFO_CIPHER_WEP40; break;
- case 2: c->pair_ciphers |= IWINFO_CIPHER_TKIP; break;
- case 4: c->pair_ciphers |= IWINFO_CIPHER_CCMP; break;
- case 5: c->pair_ciphers |= IWINFO_CIPHER_WEP104; break;
- case 6: /* AES-128-CMAC */ break;
- default: /* proprietary */ break;
- }
- }
- }
+ !memcmp(data + 2 + (i * 4), ieee80211_oui, 3))
+ iwinfo_parse_rsn_cipher(data[2 + (i * 4) + 3], &c->pair_ciphers);
data += 2 + (count * 4);
len -= 2 + (count * 4);
{
switch (data[2 + (i * 4) + 3])
{
- case 1: c->auth_suites |= IWINFO_KMGMT_8021x; break;
- case 2: c->auth_suites |= IWINFO_KMGMT_PSK; break;
- case 3: /* FT/IEEE 802.1X */ break;
- case 4: /* FT/PSK */ break;
- case 5: /* IEEE 802.1X/SHA-256 */ break;
- case 6: /* PSK/SHA-256 */ break;
- default: /* proprietary */ break;
+ case 1: /* IEEE 802.1x */
+ c->wpa_version |= wpa_version;
+ c->auth_suites |= IWINFO_KMGMT_8021x;
+ break;
+
+ case 2: /* PSK */
+ c->wpa_version |= wpa_version;
+ c->auth_suites |= IWINFO_KMGMT_PSK;
+ break;
+
+ case 3: /* FT/IEEE 802.1X */
+ case 4: /* FT/PSK */
+ case 5: /* IEEE 802.1X/SHA-256 */
+ case 6: /* PSK/SHA-256 */
+ case 7: /* TPK Handshake */
+ break;
+
+ case 8: /* SAE */
+ c->wpa_version |= 4;
+ c->auth_suites |= IWINFO_KMGMT_SAE;
+ break;
+
+ case 9: /* FT/SAE */
+ case 10: /* undefined */
+ break;
+
+ case 11: /* 802.1x Suite-B */
+ case 12: /* 802.1x Suite-B-192 */
+ case 13: /* FT/802.1x SHA-384 */
+ c->wpa_version |= 4;
+ c->auth_suites |= IWINFO_KMGMT_8021x;
+ break;
+
+ case 14: /* FILS SHA-256 */
+ case 15: /* FILS SHA-384 */
+ case 16: /* FT/FILS SHA-256 */
+ case 17: /* FT/FILS SHA-384 */
+ break;
+
+ case 18: /* OWE */
+ c->wpa_version |= 4;
+ c->auth_suites |= IWINFO_KMGMT_OWE;
+ break;
}
}
}