nl80211: fix wpa supplicant ctrl socket permissions
[project/iwinfo.git] / iwinfo_nl80211.c
index 5ca5c0374af508b81ba33bab5db3d4408a6df555..aceef18230ffd9e419dd1ddaf4ff758004eb9390 100644 (file)
@@ -233,63 +233,119 @@ static struct nl80211_msg_conveyor * nl80211_ctl(int cmd, int flags)
        return nl80211_new(nls->nlctrl, cmd, flags);
 }
 
-static int nl80211_phy_idx_from_uci_path(struct uci_section *s)
+static const char *nl80211_phy_path_str(const char *phyname)
 {
-       size_t linklen, pathlen;
-       char buf[128], *link;
+       static char path[PATH_MAX];
+       const char *prefix = "/sys/devices/";
+       int prefix_len = strlen(prefix);
+       int buf_len, offset;
        struct dirent *e;
-       const char *path;
-       int idx = -1;
+       char buf[512], *link;
+       int phy_idx;
+       int seq = 0;
        DIR *d;
 
-       path = uci_lookup_option_string(uci_ctx, s, "path");
-       if (!path)
-               return -1;
+       snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/index", phyname);
+       phy_idx = nl80211_readint(buf);
+       if (phy_idx < 0)
+               return NULL;
 
-       if ((d = opendir("/sys/class/ieee80211")) != NULL)
-       {
-               while ((e = readdir(d)) != NULL)
-               {
-                       snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/device", e->d_name);
+       buf_len = snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/device", phyname);
+       link = realpath(buf, path);
+       if (!link)
+               return NULL;
 
-                       link = realpath(buf, NULL);
+       if (strncmp(link, prefix, prefix_len) != 0)
+               return NULL;
 
-                       if (link == NULL)
-                               continue;
+       link += prefix_len;
 
-                       linklen = strlen(link);
-                       pathlen = strlen(path);
+       prefix = "platform/";
+       prefix_len = strlen(prefix);
+       if (!strncmp(link, prefix, prefix_len) && strstr(link, "/pci"))
+               link += prefix_len;
 
-                       if (pathlen >= linklen || strcmp(link + (linklen - pathlen), path))
-                               linklen = 0;
+       snprintf(buf + buf_len, sizeof(buf) - buf_len, "/ieee80211");
+       d = opendir(buf);
+       if (!d)
+               return link;
 
-                       free(link);
+       while ((e = readdir(d)) != NULL) {
+               int cur_idx;
 
-                       if (linklen == 0)
-                               continue;
+               snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/index", e->d_name);
+               cur_idx = nl80211_readint(buf);
+               if (cur_idx < 0)
+                       continue;
+
+               if (cur_idx >= phy_idx)
+                       continue;
 
-                       snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/index", e->d_name);
+               seq++;
+       }
 
-                       idx = nl80211_readint(buf);
+       closedir(d);
 
-                       if (idx >= 0)
-                               break;
-               }
+       if (!seq)
+               return link;
 
-               closedir(d);
+       offset = link - path + strlen(link);
+       snprintf(path + offset, sizeof(path) - offset, "+%d", seq);
+
+       return link;
+}
+
+static int nl80211_phy_idx_from_path(const char *path)
+{
+       char buf[512];
+       struct dirent *e;
+       const char *cur_path;
+       int cur_path_len;
+       int path_len;
+       int idx = -1;
+       DIR *d;
+
+       if (!path)
+               return -1;
+
+       path_len = strlen(path);
+       if (!path_len)
+               return -1;
+
+       d = opendir("/sys/class/ieee80211");
+       if (!d)
+               return -1;
+
+       while ((e = readdir(d)) != NULL) {
+               cur_path = nl80211_phy_path_str(e->d_name);
+               if (!cur_path)
+                       continue;
+
+               cur_path_len = strlen(cur_path);
+               if (cur_path_len < path_len)
+                       continue;
+
+               if (strcmp(cur_path + cur_path_len - path_len, path) != 0)
+                       continue;
+
+               snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/index", e->d_name);
+               idx = nl80211_readint(buf);
+
+               if (idx >= 0)
+                       break;
        }
 
+       closedir(d);
+
        return idx;
 }
 
-static int nl80211_phy_idx_from_uci_macaddr(struct uci_section *s)
+static int nl80211_phy_idx_from_macaddr(const char *opt)
 {
-       const char *opt;
        char buf[128];
        int i, idx = -1;
        glob_t gl;
 
-       opt = uci_lookup_option_string(uci_ctx, s, "macaddr");
        if (!opt)
                return -1;
 
@@ -316,12 +372,10 @@ static int nl80211_phy_idx_from_uci_macaddr(struct uci_section *s)
        return idx;
 }
 
-static int nl80211_phy_idx_from_uci_phy(struct uci_section *s)
+static int nl80211_phy_idx_from_phy(const char *opt)
 {
-       const char *opt;
        char buf[128];
 
-       opt = uci_lookup_option_string(uci_ctx, s, "phy");
        if (!opt)
                return -1;
 
@@ -332,21 +386,27 @@ static int nl80211_phy_idx_from_uci_phy(struct uci_section *s)
 static int nl80211_phy_idx_from_uci(const char *name)
 {
        struct uci_section *s;
+       const char *opt;
        int idx = -1;
 
        s = iwinfo_uci_get_radio(name, "mac80211");
        if (!s)
-               goto free;
+               goto out;
 
-       idx = nl80211_phy_idx_from_uci_path(s);
+       opt = uci_lookup_option_string(uci_ctx, s, "path");
+       idx = nl80211_phy_idx_from_path(opt);
+       if (idx >= 0)
+               goto out;
 
-       if (idx < 0)
-               idx = nl80211_phy_idx_from_uci_macaddr(s);
+       opt = uci_lookup_option_string(uci_ctx, s, "macaddr");
+       idx = nl80211_phy_idx_from_macaddr(opt);
+       if (idx >= 0)
+               goto out;
 
-       if (idx < 0)
-               idx = nl80211_phy_idx_from_uci_phy(s);
+       opt = uci_lookup_option_string(uci_ctx, s, "phy");
+       idx = nl80211_phy_idx_from_phy(opt);
 
-free:
+out:
        iwinfo_uci_free();
        return idx;
 }
@@ -354,7 +414,8 @@ free:
 static struct nl80211_msg_conveyor * nl80211_msg(const char *ifname,
                                                  int cmd, int flags)
 {
-       int ifidx = -1, phyidx = -1;
+       unsigned int ifidx = 0;
+       int phyidx = -1;
        struct nl80211_msg_conveyor *cv;
 
        if (ifname == NULL)
@@ -363,16 +424,17 @@ static struct nl80211_msg_conveyor * nl80211_msg(const char *ifname,
        if (nl80211_init() < 0)
                return NULL;
 
-       if (!strncmp(ifname, "phy", 3))
-               phyidx = atoi(&ifname[3]);
-       else if (!strncmp(ifname, "radio", 5))
-               phyidx = nl80211_phy_idx_from_uci(ifname);
-
        if (!strncmp(ifname, "mon.", 4))
                ifidx = if_nametoindex(&ifname[4]);
        else
                ifidx = if_nametoindex(ifname);
 
+       if (!ifidx) {
+               phyidx = nl80211_phy_idx_from_phy(ifname);
+               if (phyidx < 0)
+                       phyidx = nl80211_phy_idx_from_uci(ifname);
+       }
+
        /* Valid ifidx must be greater than 0 */
        if ((ifidx <= 0) && (phyidx < 0))
                return NULL;
@@ -622,7 +684,7 @@ static int nl80211_channel2freq(int channel, const char *band)
        return 0;
 }
 
-static int nl80211_ifname2phy_cb(struct nl_msg *msg, void *arg)
+static int nl80211_phyname_cb(struct nl_msg *msg, void *arg)
 {
        char *buf = arg;
        struct nlattr **attr = nl80211_parse(msg);
@@ -643,15 +705,38 @@ static char * nl80211_ifname2phy(const char *ifname)
        memset(phy, 0, sizeof(phy));
 
        nl80211_request(ifname, NL80211_CMD_GET_WIPHY, 0,
-                       nl80211_ifname2phy_cb, phy);
+                       nl80211_phyname_cb, phy);
 
        return phy[0] ? phy : NULL;
 }
 
+static char * nl80211_phyidx2name(unsigned int idx)
+{
+       struct nl80211_msg_conveyor *cv;
+       static char phy[32] = { 0 };
+
+       if (nl80211_init() < 0)
+               return NULL;
+
+       cv = nl80211_new(nls->nl80211, NL80211_CMD_GET_WIPHY, 0);
+       if (!cv)
+               return NULL;
+
+       NLA_PUT_U32(cv->msg, NL80211_ATTR_WIPHY, idx);
+
+       memset(phy, 0, sizeof(phy));
+       nl80211_send(cv, nl80211_phyname_cb, phy);
+
+       return phy[0] ? phy : NULL;
+
+nla_put_failure:
+       return NULL;
+}
+
 static char * nl80211_phy2ifname(const char *ifname)
 {
        int ifidx = -1, cifidx = -1, phyidx = -1;
-       char buffer[64];
+       char buffer[512];
        static char nif[IFNAMSIZ] = { 0 };
 
        DIR *d;
@@ -660,11 +745,11 @@ static char * nl80211_phy2ifname(const char *ifname)
        /* Only accept phy name of the form phy%d or radio%d */
        if (!ifname)
                return NULL;
-       else if (!strncmp(ifname, "phy", 3))
-               phyidx = atoi(&ifname[3]);
-       else if (!strncmp(ifname, "radio", 5))
-               phyidx = nl80211_phy_idx_from_uci(ifname);
-       else
+
+       phyidx = nl80211_phy_idx_from_phy(ifname);
+       if (phyidx < 0)
+               phyidx = nl80211_phy_idx_from_uci(ifname);;
+       if (phyidx < 0)
                return NULL;
 
        memset(nif, 0, sizeof(nif));
@@ -853,6 +938,18 @@ static int nl80211_wpactl_connect(const char *ifname, struct sockaddr_un *local)
                sprintf(remote.sun_path, "/var/run/wpa_supplicant-%s/%s",
                        ifname, ifname);
 
+       /* Set client socket file permissions so that bind() creates the client
+       * socket with these permissions and there is no need to try to change
+       * them with chmod() after bind() which would have potential issues with
+       * race conditions. These permissions are needed to make sure the server
+       * side (wpa_supplicant or hostapd) can reply to the control interface
+       * messages.
+       *
+       * The lchown() calls below after bind() are also part of the needed
+       * operations to allow the response to go through. Those are using the
+       * no-deference-symlinks version to avoid races. */
+       fchmod(sock, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP);
+
        if (fcntl(sock, F_SETFD, fcntl(sock, F_GETFD) | FD_CLOEXEC) < 0)
        {
                close(sock);
@@ -881,6 +978,10 @@ static int nl80211_wpactl_connect(const char *ifname, struct sockaddr_un *local)
                return -1;
        }
 
+       /* Set group even if we do not have privileges to change owner */
+       lchown(local->sun_path, -1, 101);
+       lchown(local->sun_path, 101, 101);
+
        return sock;
 }
 
@@ -1010,7 +1111,6 @@ static char * nl80211_ifadd(const char *ifname)
 static void nl80211_ifdel(const char *ifname)
 {
        struct nl80211_msg_conveyor *req;
-       int err;
 
        req = nl80211_msg(ifname, NL80211_CMD_DEL_INTERFACE, 0);
        if (req)
@@ -1150,7 +1250,7 @@ static int nl80211_get_ssid(const char *ifname, char *buf)
        /* failed, try to obtain Mesh ID */
        if (sb.ssid[0] == 0)
                iwinfo_ubus_query(res ? res : ifname, "mesh_id",
-                                 sb.ssid, IWINFO_ESSID_MAX_SIZE + 1);
+                                 buf, IWINFO_ESSID_MAX_SIZE + 1);
 
        return (sb.ssid[0] == 0) ? -1 : 0;
 }
@@ -1598,6 +1698,7 @@ static struct {
        { "IEEE 802.1X/EAP", 0, IWINFO_KMGMT_8021x },
        { "EAP-SUITE-B-192", 4, IWINFO_KMGMT_8021x },
        { "EAP-SUITE-B",     4, IWINFO_KMGMT_8021x },
+       { "EAP-SHA384",      4, IWINFO_KMGMT_8021x },
        { "EAP-SHA256",      0, IWINFO_KMGMT_8021x },
        { "PSK-SHA256",      0, IWINFO_KMGMT_PSK },
        { "NONE",            0, IWINFO_KMGMT_NONE },
@@ -1650,12 +1751,14 @@ static struct {
        const char *match;
        int cipher;
 } wpa_cipher_strings[] = {
-       { "WEP-104", IWINFO_CIPHER_WEP104 },
-       { "WEP-40",  IWINFO_CIPHER_WEP40 },
-       { "NONE",    IWINFO_CIPHER_NONE },
-       { "TKIP",    IWINFO_CIPHER_TKIP },
-       { "CCMP",    IWINFO_CIPHER_CCMP },
-       { "GCMP",    IWINFO_CIPHER_GCMP }
+       { "WEP-104", IWINFO_CIPHER_WEP104  },
+       { "WEP-40",  IWINFO_CIPHER_WEP40   },
+       { "NONE",    IWINFO_CIPHER_NONE    },
+       { "TKIP",    IWINFO_CIPHER_TKIP    },
+       { "CCMP-256",IWINFO_CIPHER_CCMP256 },
+       { "CCMP",    IWINFO_CIPHER_CCMP    },
+       { "GCMP-256",IWINFO_CIPHER_GCMP256 },
+       { "GCMP",    IWINFO_CIPHER_GCMP    }
 };
 
 static void parse_wpa_ciphers(const char *str, uint16_t *ciphers)
@@ -1781,6 +1884,9 @@ static int nl80211_get_encryption(const char *ifname, char *buf)
                                if (!strncmp(p, "WPA-", 4))
                                        p += 4;
 
+                               if (!strncmp(p, "FT-", 3))
+                                       p += 3;
+
                                parse_wpa_suites(p, atoi(wpa), &c->wpa_version, &c->auth_suites);
                        }
 
@@ -1869,7 +1975,19 @@ static void nl80211_parse_rateinfo(struct nlattr **ri,
        else if (ri[NL80211_RATE_INFO_BITRATE])
                re->rate = nla_get_u16(ri[NL80211_RATE_INFO_BITRATE]) * 100;
 
-       if (ri[NL80211_RATE_INFO_VHT_MCS])
+       if (ri[NL80211_RATE_INFO_HE_MCS])
+       {
+               re->is_he = 1;
+               re->mcs = nla_get_u8(ri[NL80211_RATE_INFO_HE_MCS]);
+
+               if (ri[NL80211_RATE_INFO_HE_NSS])
+                       re->nss = nla_get_u8(ri[NL80211_RATE_INFO_HE_NSS]);
+               if (ri[NL80211_RATE_INFO_HE_GI])
+                       re->he_gi = nla_get_u8(ri[NL80211_RATE_INFO_HE_GI]);
+               if (ri[NL80211_RATE_INFO_HE_DCM])
+                       re->he_dcm = nla_get_u8(ri[NL80211_RATE_INFO_HE_DCM]);
+       }
+       else if (ri[NL80211_RATE_INFO_VHT_MCS])
        {
                re->is_vht = 1;
                re->mcs = nla_get_u8(ri[NL80211_RATE_INFO_VHT_MCS]);
@@ -2268,7 +2386,6 @@ static int nl80211_get_txpwrlist(const char *ifname, char *buf, int *len)
 {
        int err, ch_cur;
        int dbm_max = -1, dbm_cur, dbm_cnt;
-       struct nl80211_msg_conveyor *req;
        struct iwinfo_txpwrlist_entry entry;
 
        if (nl80211_get_channel(ifname, &ch_cur))
@@ -2380,14 +2497,18 @@ static void nl80211_get_scanlist_ie(struct nlattr **bss,
                                                 IWINFO_CIPHER_TKIP, IWINFO_KMGMT_PSK);
                        break;
                case 61: /* HT oeration */
-                       e->ht_chan_info.primary_chan = ie[2];
-                       e->ht_chan_info.secondary_chan_off = ie[3] & 0x3;
-                       e->ht_chan_info.chan_width = (ie[4] & 0x4)>>2;
+                       if (ie[1] >= 3) {
+                               e->ht_chan_info.primary_chan = ie[2];
+                               e->ht_chan_info.secondary_chan_off = ie[3] & 0x3;
+                               e->ht_chan_info.chan_width = (ie[4] & 0x4)>>2;
+                       }
                        break;
                case 192: /* VHT operation */
-                       e->vht_chan_info.chan_width = ie[2];
-                       e->vht_chan_info.center_chan_1 = ie[3];
-                       e->vht_chan_info.center_chan_2 = ie[4];
+                       if (ie[1] >= 3) {
+                               e->vht_chan_info.chan_width = ie[2];
+                               e->vht_chan_info.center_chan_1 = ie[3];
+                               e->vht_chan_info.center_chan_2 = ie[4];
+                       }
                        break;
                }
 
@@ -2794,6 +2915,8 @@ static int nl80211_get_scanlist(const char *ifname, char *buf, int *len)
                                iwinfo_ifup(ifname);
                                nl80211_hostapd_hup(ifname);
                        }
+                       else
+                               rv = -1;
 
                        nl80211_ifdel(res);
                        return rv;
@@ -2937,18 +3060,86 @@ struct nl80211_modes
        bool ok;
        uint32_t hw;
        uint32_t ht;
+
+       uint8_t bands;
+
+       uint16_t nl_ht;
+       uint32_t nl_vht;
+       uint16_t he_phy_cap[6];
 };
 
+static void nl80211_eval_modelist(struct nl80211_modes *m)
+{
+       /* Treat any nonzero capability as 11n */
+       if (m->nl_ht > 0)
+       {
+               m->hw |= IWINFO_80211_N;
+               m->ht |= IWINFO_HTMODE_HT20;
+
+               if (m->nl_ht & (1 << 1))
+                       m->ht |= IWINFO_HTMODE_HT40;
+       }
+
+       if (m->he_phy_cap[0] != 0) {
+               m->hw |= IWINFO_80211_AX;
+               m->ht |= IWINFO_HTMODE_HE20;
+
+               if (m->he_phy_cap[0] & BIT(9))
+                       m->ht |= IWINFO_HTMODE_HE40;
+               if (m->he_phy_cap[0] & BIT(10))
+                       m->ht |= IWINFO_HTMODE_HE40 | IWINFO_HTMODE_HE80;
+               if (m->he_phy_cap[0] & BIT(11))
+                       m->ht |= IWINFO_HTMODE_HE160;
+               if (m->he_phy_cap[0] & BIT(12))
+                       m->ht |= IWINFO_HTMODE_HE160 | IWINFO_HTMODE_HE80_80;
+       }
+
+       if (m->bands & IWINFO_BAND_24)
+       {
+               m->hw |= IWINFO_80211_B;
+               m->hw |= IWINFO_80211_G;
+       }
+
+       if (m->bands & IWINFO_BAND_5)
+       {
+               /* Treat any nonzero capability as 11ac */
+               if (m->nl_vht > 0)
+               {
+                       m->hw |= IWINFO_80211_AC;
+                       m->ht |= IWINFO_HTMODE_VHT20 | IWINFO_HTMODE_VHT40 | IWINFO_HTMODE_VHT80;
+
+                       switch ((m->nl_vht >> 2) & 3)
+                       {
+                       case 2:
+                               m->ht |= IWINFO_HTMODE_VHT80_80;
+                               /* fall through */
+
+                       case 1:
+                               m->ht |= IWINFO_HTMODE_VHT160;
+                       }
+               }
+               else
+               {
+                       m->hw |= IWINFO_80211_A;
+               }
+       }
+
+       if (m->bands & IWINFO_BAND_60)
+       {
+               m->hw |= IWINFO_80211_AD;
+       }
+
+}
+
 static int nl80211_get_modelist_cb(struct nl_msg *msg, void *arg)
 {
        struct nl80211_modes *m = arg;
        int bands_remain, freqs_remain;
-       uint16_t caps = 0;
-       uint32_t vht_caps = 0;
        struct nlattr **attr = nl80211_parse(msg);
        struct nlattr *bands[NL80211_BAND_ATTR_MAX + 1];
        struct nlattr *freqs[NL80211_FREQUENCY_ATTR_MAX + 1];
        struct nlattr *band, *freq;
+       uint32_t freq_mhz;
 
        if (attr[NL80211_ATTR_WIPHY_BANDS])
        {
@@ -2958,60 +3149,60 @@ static int nl80211_get_modelist_cb(struct nl_msg *msg, void *arg)
                                  nla_data(band), nla_len(band), NULL);
 
                        if (bands[NL80211_BAND_ATTR_HT_CAPA])
-                               caps = nla_get_u16(bands[NL80211_BAND_ATTR_HT_CAPA]);
-
-                       /* Treat any nonzero capability as 11n */
-                       if (caps > 0)
-                       {
-                               m->hw |= IWINFO_80211_N;
-                               m->ht |= IWINFO_HTMODE_HT20;
-
-                               if (caps & (1 << 1))
-                                       m->ht |= IWINFO_HTMODE_HT40;
+                               m->nl_ht = nla_get_u16(bands[NL80211_BAND_ATTR_HT_CAPA]);
+
+                       if (bands[NL80211_BAND_ATTR_VHT_CAPA])
+                               m->nl_vht = nla_get_u32(bands[NL80211_BAND_ATTR_VHT_CAPA]);
+
+                       if (bands[NL80211_BAND_ATTR_IFTYPE_DATA]) {
+                               struct nlattr *tb[NL80211_BAND_IFTYPE_ATTR_MAX + 1];
+                               struct nlattr *nl_iftype;
+                               int rem_band;
+                               int len;
+
+                               nla_for_each_nested(nl_iftype, bands[NL80211_BAND_ATTR_IFTYPE_DATA], rem_band) {
+                                       nla_parse(tb, NL80211_BAND_IFTYPE_ATTR_MAX,
+                                                 nla_data(nl_iftype), nla_len(nl_iftype), NULL);
+                                       if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]) {
+                                               len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]);
+
+                                               if (len > sizeof(m->he_phy_cap) - 1)
+                                                       len = sizeof(m->he_phy_cap) - 1;
+                                               memcpy(&((__u8 *)m->he_phy_cap)[1],
+                                                       nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]),
+                                                       len);
+                                       }
+                               }
                        }
 
-                       nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS],
-                                           freqs_remain)
-                       {
-                               nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX,
-                                         nla_data(freq), nla_len(freq), NULL);
+                       if (bands[NL80211_BAND_ATTR_FREQS]) {
+                               nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS],
+                                                   freqs_remain)
+                               {
+                                       nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX,
+                                               nla_data(freq), nla_len(freq), NULL);
 
-                               if (!freqs[NL80211_FREQUENCY_ATTR_FREQ])
-                                       continue;
+                                       if (!freqs[NL80211_FREQUENCY_ATTR_FREQ])
+                                               continue;
 
-                               if (nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ]) < 2485)
-                               {
-                                       m->hw |= IWINFO_80211_B;
-                                       m->hw |= IWINFO_80211_G;
-                               }
-                               else if (bands[NL80211_BAND_ATTR_VHT_CAPA])
-                               {
-                                       vht_caps = nla_get_u32(bands[NL80211_BAND_ATTR_VHT_CAPA]);
+                                       freq_mhz = nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ]);
 
-                                       /* Treat any nonzero capability as 11ac */
-                                       if (vht_caps > 0)
+                                       if (freq_mhz > 2400 && freq_mhz < 2485)
                                        {
-                                               m->hw |= IWINFO_80211_AC;
-                                               m->ht |= IWINFO_HTMODE_VHT20 | IWINFO_HTMODE_VHT40 | IWINFO_HTMODE_VHT80;
-
-                                               switch ((vht_caps >> 2) & 3)
-                                               {
-                                               case 2:
-                                                       m->ht |= IWINFO_HTMODE_VHT80_80;
-                                                       /* fall through */
-
-                                               case 1:
-                                                       m->ht |= IWINFO_HTMODE_VHT160;
-                                               }
+                                               m->bands |= IWINFO_BAND_24;
+                                       }
+                                       else if (freq_mhz > 5000 && freq_mhz < 5850)
+                                       {
+                                               m->bands |= IWINFO_BAND_5;
+                                       }
+                                       else if (freq_mhz > 6000 && freq_mhz < 7120)
+                                       {
+                                               m->bands |= IWINFO_BAND_6;
+                                       }
+                                       else if (freq_mhz >= 56160)
+                                       {
+                                               m->bands |= IWINFO_BAND_60;
                                        }
-                               }
-                               else if (nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ]) >= 56160)
-                               {
-                                       m->hw |= IWINFO_80211_AD;
-                               }
-                               else if (!(m->hw & IWINFO_80211_AC))
-                               {
-                                       m->hw |= IWINFO_80211_A;
                                }
                        }
                }
@@ -3024,20 +3215,29 @@ static int nl80211_get_modelist_cb(struct nl_msg *msg, void *arg)
 
 static int nl80211_get_hwmodelist(const char *ifname, int *buf)
 {
-       struct nl80211_modes m = { 0 };
+       struct nl80211_msg_conveyor *cv;
+       struct nl80211_modes m = {};
+       uint32_t features = nl80211_get_protocol_features(ifname);
+       int flags;
 
-       if (nl80211_request(ifname, NL80211_CMD_GET_WIPHY, 0,
-                           nl80211_get_modelist_cb, &m))
+       flags = features & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP ? NLM_F_DUMP : 0;
+       cv = nl80211_msg(ifname, NL80211_CMD_GET_WIPHY, flags);
+       if (!cv)
                goto out;
 
-       if (!m.ok)
-               goto out;
+       NLA_PUT_FLAG(cv->msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
+       if (nl80211_send(cv, nl80211_get_modelist_cb, &m))
+               goto nla_put_failure;
+
+       nl80211_eval_modelist(&m);
 
        *buf = m.hw;
+
        return 0;
 
+nla_put_failure:
+       nl80211_free(cv);
 out:
-       *buf = 0;
        return -1;
 }
 
@@ -3112,20 +3312,29 @@ static int nl80211_get_htmode(const char *ifname, int *buf)
 
 static int nl80211_get_htmodelist(const char *ifname, int *buf)
 {
-       struct nl80211_modes m = { 0 };
+       struct nl80211_msg_conveyor *cv;
+       struct nl80211_modes m = {};
+       uint32_t features = nl80211_get_protocol_features(ifname);
+       int flags;
 
-       if (nl80211_request(ifname, NL80211_CMD_GET_WIPHY, 0,
-                           nl80211_get_modelist_cb, &m))
+       flags = features & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP ? NLM_F_DUMP : 0;
+       cv = nl80211_msg(ifname, NL80211_CMD_GET_WIPHY, flags);
+       if (!cv)
                goto out;
 
-       if (!m.ok)
-               goto out;
+       NLA_PUT_FLAG(cv->msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
+       if (nl80211_send(cv, nl80211_get_modelist_cb, &m))
+               goto nla_put_failure;
+
+       nl80211_eval_modelist(&m);
 
        *buf = m.ht;
+
        return 0;
 
+nla_put_failure:
+       nl80211_free(cv);
 out:
-       *buf = 0;
        return -1;
 }
 
@@ -3195,7 +3404,6 @@ static int nl80211_get_mbssid_support(const char *ifname, int *buf)
 static int nl80211_hardware_id_from_fdt(struct iwinfo_hardware_id *id, const char *ifname)
 {
        char *phy, compat[64], path[PATH_MAX];
-       int i;
 
        /* Try to determine the phy name from the given interface */
        phy = nl80211_ifname2phy(ifname);
@@ -3206,11 +3414,51 @@ static int nl80211_hardware_id_from_fdt(struct iwinfo_hardware_id *id, const cha
        if (nl80211_readstr(path, compat, sizeof(compat)) <= 0)
                return -1;
 
-       if (!strcmp(compat, "qcom,ipq4019-wifi")) {
+       if (!strcmp(compat, "qca,ar9130-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0029;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9130;
+       } else if (!strcmp(compat, "qca,ar9330-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0030;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9330;
+       } else if (!strcmp(compat, "qca,ar9340-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0030;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9340;
+       } else if (!strcmp(compat, "qca,qca9530-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0033;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9530;
+       } else if (!strcmp(compat, "qca,qca9550-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0033;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9550;
+       } else if (!strcmp(compat, "qca,qca9560-wmac")) {
+               id->vendor_id = 0x168c;
+               id->device_id = 0x0033;
+               id->subsystem_vendor_id = 0x168c;
+               id->subsystem_device_id = 0x9560;
+       } else if (!strcmp(compat, "qcom,ipq4019-wifi")) {
                id->vendor_id = 0x168c;
                id->device_id = 0x003c;
                id->subsystem_vendor_id = 0x168c;
                id->subsystem_device_id = 0x4019;
+       } else if (!strcmp(compat, "mediatek,mt7622-wmac")) {
+               id->vendor_id = 0x14c3;
+               id->device_id = 0x7622;
+               id->subsystem_vendor_id = 0x14c3;
+               id->subsystem_device_id = 0x7622;
+       } else if (!strcmp(compat, "mediatek,mt7986-wmac")) {
+               id->vendor_id = 0x14c3;
+               id->device_id = 0x7986;
+               id->subsystem_vendor_id = 0x14c3;
+               id->subsystem_device_id = 0x7986;
        }
 
        return (id->vendor_id && id->device_id) ? 0 : -1;
@@ -3304,12 +3552,36 @@ static int nl80211_get_frequency_offset(const char *ifname, int *buf)
 
 static int nl80211_lookup_phyname(const char *section, char *buf)
 {
+       const char *name;
        int idx;
 
-       if ((idx = nl80211_phy_idx_from_uci(section)) < 0)
+       if (!strncmp(section, "path=", 5))
+               idx = nl80211_phy_idx_from_path(section + 5);
+       else if (!strncmp(section, "macaddr=", 8))
+               idx = nl80211_phy_idx_from_macaddr(section + 8);
+       else
+               idx = nl80211_phy_idx_from_uci(section);
+
+       if (idx < 0)
+               return -1;
+
+       name = nl80211_phyidx2name(idx);
+       if (!name)
+               return -1;
+
+       strcpy(buf, name);
+       return 0;
+}
+
+static int nl80211_phy_path(const char *phyname, const char **path)
+{
+       if (strchr(phyname, '/'))
+               return -1;
+
+       *path = nl80211_phy_path_str(phyname);
+       if (!*path)
                return -1;
 
-       sprintf(buf, "phy%d", idx);
        return 0;
 }
 
@@ -3317,6 +3589,8 @@ const struct iwinfo_ops nl80211_ops = {
        .name             = "nl80211",
        .probe            = nl80211_probe,
        .channel          = nl80211_get_channel,
+       .center_chan1     = nl80211_get_center_chan1,
+       .center_chan2     = nl80211_get_center_chan2,
        .frequency        = nl80211_get_frequency,
        .frequency_offset = nl80211_get_frequency_offset,
        .txpower          = nl80211_get_txpower,
@@ -3345,7 +3619,6 @@ const struct iwinfo_ops nl80211_ops = {
        .countrylist      = nl80211_get_countrylist,
        .survey           = nl80211_get_survey,
        .lookup_phy       = nl80211_lookup_phyname,
-       .close            = nl80211_close,
-       .center_chan1     = nl80211_get_center_chan1,
-       .center_chan2     = nl80211_get_center_chan2
+       .phy_path         = nl80211_phy_path,
+       .close            = nl80211_close
 };