#include <glob.h>
#include <fnmatch.h>
#include <stdarg.h>
+#include <stdlib.h>
#include "iwinfo_nl80211.h"
static int nl80211_phy_idx_from_uci_path(struct uci_section *s)
{
- const char *opt;
- char buf[128];
+ size_t linklen, pathlen;
+ char buf[128], *link;
+ struct dirent *e;
+ const char *path;
int idx = -1;
- glob_t gl;
+ DIR *d;
- opt = uci_lookup_option_string(uci_ctx, s, "path");
- if (!opt)
+ path = uci_lookup_option_string(uci_ctx, s, "path");
+ if (!path)
return -1;
- snprintf(buf, sizeof(buf), "/sys/devices/%s/ieee80211/*/index", opt); /**/
- if (glob(buf, 0, NULL, &gl))
- snprintf(buf, sizeof(buf), "/sys/devices/platform/%s/ieee80211/*/index", opt); /**/
+ if ((d = opendir("/sys/class/ieee80211")) != NULL)
+ {
+ while ((e = readdir(d)) != NULL)
+ {
+ snprintf(buf, sizeof(buf), "/sys/class/ieee80211/%s/device", e->d_name);
- if (glob(buf, 0, NULL, &gl))
- return -1;
+ link = realpath(buf, NULL);
- if (gl.gl_pathc > 0)
- idx = nl80211_readint(gl.gl_pathv[0]);
+ if (link == NULL)
+ continue;
- globfree(&gl);
+ linklen = strlen(link);
+ pathlen = strlen(path);
+
+ if (pathlen >= linklen || strcmp(link + (linklen - pathlen), path))
+ linklen = 0;
+
+ free(link);
+
+ if (linklen == 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;
}
phyidx = atoi(&ifname[3]);
else if (!strncmp(ifname, "radio", 5))
phyidx = nl80211_phy_idx_from_uci(ifname);
- else if (!strncmp(ifname, "mon.", 4))
+
+ if (!strncmp(ifname, "mon.", 4))
ifidx = if_nametoindex(&ifname[4]);
else
ifidx = if_nametoindex(ifname);
if (!cv)
return NULL;
- if (ifidx > -1)
+ if (ifidx > 0)
NLA_PUT_U32(cv->msg, NL80211_ATTR_IFINDEX, ifidx);
-
- if (phyidx > -1)
+ else if (phyidx > -1)
NLA_PUT_U32(cv->msg, NL80211_ATTR_WIPHY, phyidx);
return cv;
if (nl80211_get_mode(ifname, &mode))
return 0;
- if (mode != IWINFO_OPMODE_CLIENT && mode != IWINFO_OPMODE_ADHOC)
+ if (mode != IWINFO_OPMODE_CLIENT &&
+ mode != IWINFO_OPMODE_ADHOC &&
+ mode != IWINFO_OPMODE_MESHPOINT)
return 0;
sock = nl80211_wpactl_connect(ifname, &local);
return (*buf == 0) ? -1 : 0;
}
+static int nl80211_get_center_freq1_cb(struct nl_msg *msg, void *arg)
+{
+ int *freq = arg;
+ struct nlattr **tb = nl80211_parse(msg);
+
+ if (tb[NL80211_ATTR_CENTER_FREQ1])
+ *freq = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
+
+ return NL_SKIP;
+}
+
+static int nl80211_get_center_freq1(const char *ifname, int *buf)
+{
+ char *res;
+
+ /* try to find frequency from interface info */
+ res = nl80211_phy2ifname(ifname);
+ *buf = 0;
+
+ nl80211_request(res ? res : ifname, NL80211_CMD_GET_INTERFACE, 0,
+ nl80211_get_center_freq1_cb, buf);
+
+ return (*buf == 0) ? -1 : 0;
+}
+
+static int nl80211_get_center_freq2_cb(struct nl_msg *msg, void *arg)
+{
+ int *freq = arg;
+ struct nlattr **tb = nl80211_parse(msg);
+
+ if (tb[NL80211_ATTR_CENTER_FREQ2])
+ *freq = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
+
+ return NL_SKIP;
+}
+
+static int nl80211_get_center_freq2(const char *ifname, int *buf)
+{
+ char *res;
+
+ /* try to find frequency from interface info */
+ res = nl80211_phy2ifname(ifname);
+ *buf = 0;
+
+ nl80211_request(res ? res : ifname, NL80211_CMD_GET_INTERFACE, 0,
+ nl80211_get_center_freq2_cb, buf);
+
+ return (*buf == 0) ? -1 : 0;
+}
+
static int nl80211_get_channel(const char *ifname, int *buf)
{
if (!nl80211_get_frequency(ifname, buf))
return -1;
}
+static int nl80211_get_center_chan1(const char *ifname, int *buf)
+{
+ if (!nl80211_get_center_freq1(ifname, buf))
+ {
+ *buf = nl80211_freq2channel(*buf);
+ return 0;
+ }
+
+ return -1;
+}
+
+static int nl80211_get_center_chan2(const char *ifname, int *buf)
+{
+ if (!nl80211_get_center_freq2(ifname, buf))
+ {
+ *buf = nl80211_freq2channel(*buf);
+ return 0;
+ }
+
+ return -1;
+}
+
static int nl80211_get_txpower_cb(struct nl_msg *msg, void *arg)
{
int *buf = arg;
return 0;
}
+static struct {
+ const char *match;
+ int version;
+ int suite;
+} wpa_key_mgmt_strings[] = {
+ { "IEEE 802.1X/EAP", 0, IWINFO_KMGMT_8021x },
+ { "EAP-SUITE-B-192", 4, IWINFO_KMGMT_8021x },
+ { "EAP-SUITE-B", 4, IWINFO_KMGMT_8021x },
+ { "EAP-SHA256", 0, IWINFO_KMGMT_8021x },
+ { "PSK-SHA256", 0, IWINFO_KMGMT_PSK },
+ { "NONE", 0, IWINFO_KMGMT_NONE },
+ { "None", 0, IWINFO_KMGMT_NONE },
+ { "PSK", 0, IWINFO_KMGMT_PSK },
+ { "EAP", 0, IWINFO_KMGMT_8021x },
+ { "SAE", 4, IWINFO_KMGMT_SAE },
+ { "OWE", 4, IWINFO_KMGMT_OWE }
+};
+
+static void parse_wpa_suites(const char *str, int defversion,
+ uint8_t *versions, uint8_t *suites)
+{
+ size_t l;
+ int i, version;
+ const char *p, *q, *m, *sep = " \t\n,-+/";
+
+ for (p = str; *p; )
+ {
+ q = p;
+
+ for (i = 0; i < ARRAY_SIZE(wpa_key_mgmt_strings); i++)
+ {
+ m = wpa_key_mgmt_strings[i].match;
+ l = strlen(m);
+
+ if (!strncmp(q, m, l) && (!q[l] || strchr(sep, q[l])))
+ {
+ if (wpa_key_mgmt_strings[i].version != 0)
+ version = wpa_key_mgmt_strings[i].version;
+ else
+ version = defversion;
+
+ *versions |= version;
+ *suites |= wpa_key_mgmt_strings[i].suite;
+
+ q += l;
+ break;
+ }
+ }
+
+ if (q == p)
+ q += strcspn(q, sep);
+
+ p = q + strspn(q, sep);
+ }
+}
+
+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 }
+};
+
+static void parse_wpa_ciphers(const char *str, uint16_t *ciphers)
+{
+ int i;
+ size_t l;
+ const char *m, *p, *q, *sep = " \t\n,-+/";
+
+ for (p = str; *p; )
+ {
+ q = p;
+
+ for (i = 0; i < ARRAY_SIZE(wpa_cipher_strings); i++)
+ {
+ m = wpa_cipher_strings[i].match;
+ l = strlen(m);
+
+ if (!strncmp(q, m, l) && (!q[l] || strchr(sep, q[l])))
+ {
+ *ciphers |= wpa_cipher_strings[i].cipher;
+
+ q += l;
+ break;
+ }
+ }
+
+ if (q == p)
+ q += strcspn(q, sep);
+
+ p = q + strspn(q, sep);
+ }
+}
+
static int nl80211_get_encryption(const char *ifname, char *buf)
{
- char wpa[2], wpa_key_mgmt[16], wpa_pairwise[16], wpa_groupwise[16];
+ char *p;
+ int opmode;
+ uint8_t wpa_version = 0;
+ char wpa[2], wpa_key_mgmt[64], wpa_pairwise[16], wpa_groupwise[16];
char auth_algs[2], wep_key0[27], wep_key1[27], wep_key2[27], wep_key3[27];
+ char mode[16];
struct iwinfo_crypto_entry *c = (struct iwinfo_crypto_entry *)buf;
if (nl80211_wpactl_query(ifname,
"pairwise_cipher", wpa_pairwise, sizeof(wpa_pairwise),
"group_cipher", wpa_groupwise, sizeof(wpa_groupwise),
- "key_mgmt", wpa_key_mgmt, sizeof(wpa_key_mgmt)))
+ "key_mgmt", wpa_key_mgmt, sizeof(wpa_key_mgmt),
+ "mode", mode, sizeof(mode)))
{
- /* WEP */
+ /* WEP or Open */
if (!strcmp(wpa_key_mgmt, "NONE"))
{
- if (strstr(wpa_pairwise, "WEP-40"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP40;
- else if (strstr(wpa_pairwise, "WEP-104"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP104;
-
- if (strstr(wpa_groupwise, "WEP-40"))
- c->group_ciphers |= IWINFO_CIPHER_WEP40;
- else if (strstr(wpa_groupwise, "WEP-104"))
- c->group_ciphers |= IWINFO_CIPHER_WEP104;
-
- c->enabled = !!(c->pair_ciphers | c->group_ciphers);
- c->auth_suites |= IWINFO_KMGMT_NONE;
- c->auth_algs |= IWINFO_AUTH_OPEN; /* XXX: assumption */
+ parse_wpa_ciphers(wpa_pairwise, &c->pair_ciphers);
+ parse_wpa_ciphers(wpa_groupwise, &c->group_ciphers);
+
+ if (c->pair_ciphers != 0 && c->pair_ciphers != IWINFO_CIPHER_NONE) {
+ c->enabled = 1;
+ c->auth_suites = IWINFO_KMGMT_NONE;
+ c->auth_algs = IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED;
+ }
+ else {
+ c->pair_ciphers = 0;
+ c->group_ciphers = 0;
+ }
+ }
+
+ /* MESH with SAE */
+ else if (!strcmp(mode, "mesh") && !strcmp(wpa_key_mgmt, "UNKNOWN"))
+ {
+ c->enabled = 1;
+ c->wpa_version = 4;
+ c->auth_suites = IWINFO_KMGMT_SAE;
+ c->pair_ciphers = IWINFO_CIPHER_CCMP;
+ c->group_ciphers = IWINFO_CIPHER_CCMP;
}
/* WPA */
- else if (strstr(wpa_key_mgmt, "WPA"))
+ else
{
- if (strstr(wpa_pairwise, "TKIP"))
- c->pair_ciphers |= IWINFO_CIPHER_TKIP;
- else if (strstr(wpa_pairwise, "CCMP"))
- c->pair_ciphers |= IWINFO_CIPHER_CCMP;
- else if (strstr(wpa_pairwise, "NONE"))
- c->pair_ciphers |= IWINFO_CIPHER_NONE;
- else if (strstr(wpa_pairwise, "WEP-40"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP40;
- else if (strstr(wpa_pairwise, "WEP-104"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP104;
-
- if (strstr(wpa_groupwise, "TKIP"))
- c->group_ciphers |= IWINFO_CIPHER_TKIP;
- else if (strstr(wpa_groupwise, "CCMP"))
- c->group_ciphers |= IWINFO_CIPHER_CCMP;
- else if (strstr(wpa_groupwise, "NONE"))
- c->group_ciphers |= IWINFO_CIPHER_NONE;
- else if (strstr(wpa_groupwise, "WEP-40"))
- c->group_ciphers |= IWINFO_CIPHER_WEP40;
- else if (strstr(wpa_groupwise, "WEP-104"))
- c->group_ciphers |= IWINFO_CIPHER_WEP104;
-
- if (strstr(wpa_key_mgmt, "WPA2"))
- c->wpa_version = 2;
- else if (strstr(wpa_key_mgmt, "WPA"))
- c->wpa_version = 1;
-
- if (strstr(wpa_key_mgmt, "PSK"))
- c->auth_suites |= IWINFO_KMGMT_PSK;
- else if (strstr(wpa_key_mgmt, "EAP") ||
- strstr(wpa_key_mgmt, "802.1X"))
- c->auth_suites |= IWINFO_KMGMT_8021x;
- else if (strstr(wpa_key_mgmt, "NONE"))
- c->auth_suites |= IWINFO_KMGMT_NONE;
+ parse_wpa_ciphers(wpa_pairwise, &c->pair_ciphers);
+ parse_wpa_ciphers(wpa_groupwise, &c->group_ciphers);
+
+ p = wpa_key_mgmt;
+
+ if (!strncmp(p, "WPA2-", 5) || !strncmp(p, "WPA2/", 5))
+ {
+ p += 5;
+ wpa_version = 2;
+ }
+ else if (!strncmp(p, "WPA-", 4))
+ {
+ p += 4;
+ wpa_version = 1;
+ }
+
+ parse_wpa_suites(p, wpa_version, &c->wpa_version, &c->auth_suites);
c->enabled = !!(c->wpa_version && c->auth_suites);
}
"wep_key2", wep_key2, sizeof(wep_key2),
"wep_key3", wep_key3, sizeof(wep_key3)))
{
- c->wpa_version = wpa[0] ? atoi(wpa) : 0;
+ c->wpa_version = 0;
if (wpa_key_mgmt[0])
{
- if (strstr(wpa_key_mgmt, "PSK"))
- c->auth_suites |= IWINFO_KMGMT_PSK;
+ for (p = strtok(wpa_key_mgmt, " \t"); p != NULL; p = strtok(NULL, " \t"))
+ {
+ if (!strncmp(p, "WPA-", 4))
+ p += 4;
- if (strstr(wpa_key_mgmt, "EAP"))
- c->auth_suites |= IWINFO_KMGMT_8021x;
+ parse_wpa_suites(p, atoi(wpa), &c->wpa_version, &c->auth_suites);
+ }
- if (strstr(wpa_key_mgmt, "NONE"))
- c->auth_suites |= IWINFO_KMGMT_NONE;
- }
- else
- {
- c->auth_suites |= IWINFO_KMGMT_PSK;
+ c->enabled = c->wpa_version ? 1 : 0;
}
if (wpa_pairwise[0])
- {
- if (strstr(wpa_pairwise, "TKIP"))
- c->pair_ciphers |= IWINFO_CIPHER_TKIP;
-
- if (strstr(wpa_pairwise, "CCMP"))
- c->pair_ciphers |= IWINFO_CIPHER_CCMP;
-
- if (strstr(wpa_pairwise, "NONE"))
- c->pair_ciphers |= IWINFO_CIPHER_NONE;
- }
+ parse_wpa_ciphers(wpa_pairwise, &c->pair_ciphers);
if (auth_algs[0])
{
- switch(atoi(auth_algs))
+ switch (atoi(auth_algs))
{
case 1:
c->auth_algs |= IWINFO_AUTH_OPEN;
c->pair_ciphers |= nl80211_check_wepkey(wep_key1);
c->pair_ciphers |= nl80211_check_wepkey(wep_key2);
c->pair_ciphers |= nl80211_check_wepkey(wep_key3);
+
+ c->enabled = (c->auth_algs && c->pair_ciphers) ? 1 : 0;
}
c->group_ciphers = c->pair_ciphers;
- c->enabled = (c->wpa_version || c->pair_ciphers) ? 1 : 0;
return 0;
}
+ /* Ad-Hoc or Mesh interfaces without wpa_supplicant are open */
+ else if (!nl80211_get_mode(ifname, &opmode) &&
+ (opmode == IWINFO_OPMODE_ADHOC ||
+ opmode == IWINFO_OPMODE_MESHPOINT))
+ {
+ c->enabled = 0;
+
+ return 0;
+ }
+
+
return -1;
}
return -1;
}
-static void nl80211_get_scancrypto(const char *spec,
- struct iwinfo_crypto_entry *c)
+static void nl80211_get_scancrypto(char *spec, struct iwinfo_crypto_entry *c)
{
- if (strstr(spec, "WPA") || strstr(spec, "WEP"))
- {
- c->enabled = 1;
-
- if (strstr(spec, "WPA2-") && strstr(spec, "WPA-"))
- c->wpa_version = 3;
-
- else if (strstr(spec, "WPA2"))
- c->wpa_version = 2;
-
- else if (strstr(spec, "WPA"))
- c->wpa_version = 1;
+ int wpa_version = 0;
+ char *p, *q, *proto, *suites;
- else if (strstr(spec, "WEP"))
- c->auth_algs = IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED;
-
-
- if (strstr(spec, "PSK"))
- c->auth_suites |= IWINFO_KMGMT_PSK;
-
- if (strstr(spec, "802.1X") || strstr(spec, "EAP"))
- c->auth_suites |= IWINFO_KMGMT_8021x;
-
- if (strstr(spec, "WPA-NONE"))
- c->auth_suites |= IWINFO_KMGMT_NONE;
+ c->enabled = 0;
+ for (p = strtok_r(spec, "[]", &q); p; p = strtok_r(NULL, "[]", &q)) {
+ if (!strcmp(p, "WEP")) {
+ c->enabled = 1;
+ c->auth_suites = IWINFO_KMGMT_NONE;
+ c->auth_algs = IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED;
+ c->pair_ciphers = IWINFO_CIPHER_WEP40 | IWINFO_CIPHER_WEP104;
+ break;
+ }
- if (strstr(spec, "TKIP"))
- c->pair_ciphers |= IWINFO_CIPHER_TKIP;
+ proto = strtok(p, "-");
+ suites = strtok(NULL, "]");
- if (strstr(spec, "CCMP"))
- c->pair_ciphers |= IWINFO_CIPHER_CCMP;
+ if (!proto || !suites)
+ continue;
- if (strstr(spec, "WEP-40"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP40;
+ if (!strcmp(proto, "WPA2") || !strcmp(proto, "RSN"))
+ wpa_version = 2;
+ else if (!strcmp(proto, "WPA"))
+ wpa_version = 1;
+ else
+ continue;
- if (strstr(spec, "WEP-104"))
- c->pair_ciphers |= IWINFO_CIPHER_WEP104;
+ c->enabled = 1;
- c->group_ciphers = c->pair_ciphers;
- }
- else
- {
- c->enabled = 0;
+ parse_wpa_suites(suites, wpa_version, &c->wpa_version, &c->auth_suites);
+ parse_wpa_ciphers(suites, &c->pair_ciphers);
}
}
iwinfo_parse_rsn(&e->crypto, ie + 6, ie[1] - 4,
IWINFO_CIPHER_TKIP, IWINFO_KMGMT_PSK);
break;
+ case 61: /* HT oeration */
+ 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 */
+ 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;
}
ielen -= ie[1] + 2;
tries--;
}
- /* got a failure reply */
+ /* scanning already in progress, keep awaiting results */
else if (!strcmp(reply, "FAIL-BUSY\n"))
+ {
+ tries--;
+ }
+
+ /* another failure, abort */
+ else if (!strncmp(reply, "FAIL-", 5))
{
break;
}
flags = strtok(NULL, "\t");
ssid = strtok(NULL, "\n");
- if (!bssid || !freq || !signal || !flags || !ssid)
+ if (!bssid || !freq || !signal || !flags)
continue;
/* BSSID */
e->mac[5] = strtol(&bssid[15], NULL, 16);
/* SSID */
- wpasupp_ssid_decode(ssid, e->ssid, sizeof(e->ssid));
+ if (ssid)
+ wpasupp_ssid_decode(ssid, e->ssid, sizeof(e->ssid));
+ else
+ e->ssid[0] = 0;
/* Mode */
if (strstr(flags, "[MESH]"))
bool ok;
uint32_t hw;
uint32_t ht;
+
+ uint32_t nl_freq;
+ uint16_t nl_ht;
+ uint32_t nl_vht;
+ uint16_t he_phy_cap[6];
};
+static int 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->nl_freq < 2485)
+ {
+ m->hw |= IWINFO_80211_B;
+ m->hw |= IWINFO_80211_G;
+ }
+ else if (m->nl_vht)
+ {
+ /* 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 if (m->nl_freq >= 56160)
+ {
+ m->hw |= IWINFO_80211_AD;
+ }
+ else if (!(m->hw & IWINFO_80211_AC))
+ {
+ m->hw |= IWINFO_80211_A;
+ }
+}
+
static int nl80211_get_modelist_cb(struct nl_msg *msg, void *arg)
{
struct nl80211_modes *m = 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 (!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])
+ if (bands[NL80211_BAND_ATTR_FREQS]) {
+ nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS],
+ freqs_remain)
{
- vht_caps = nla_get_u32(bands[NL80211_BAND_ATTR_VHT_CAPA]);
+ nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX,
+ nla_data(freq), nla_len(freq), NULL);
- /* Treat any nonzero capability as 11ac */
- if (vht_caps > 0)
- {
- 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;
- }
- }
- }
- 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;
+ if (!freqs[NL80211_FREQUENCY_ATTR_FREQ])
+ continue;
+
+ m->nl_freq = nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ]);
}
}
}
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;
}
+struct chan_info {
+ int width;
+ int mode;
+};
+
+static int nl80211_get_htmode_cb(struct nl_msg *msg, void *arg)
+{
+ struct nlattr **tb = nl80211_parse(msg);
+ struct nlattr *cur;
+ struct chan_info *chn = arg;
+
+ if ((cur = tb[NL80211_ATTR_CHANNEL_WIDTH]))
+ chn->width = nla_get_u32(cur);
+
+ if ((cur = tb[NL80211_ATTR_BSS_HT_OPMODE]))
+ chn->mode = nla_get_u32(cur);
+
+ return NL_SKIP;
+}
+
+static int nl80211_get_htmode(const char *ifname, int *buf)
+{
+ struct chan_info chn = { .width = 0, .mode = 0 };
+ char *res;
+ int err;
+
+ res = nl80211_phy2ifname(ifname);
+ *buf = 0;
+
+ err = nl80211_request(res ? res : ifname,
+ NL80211_CMD_GET_INTERFACE, 0,
+ nl80211_get_htmode_cb, &chn);
+ if (err)
+ return -1;
+
+ switch (chn.width) {
+ case NL80211_CHAN_WIDTH_20:
+ if (chn.mode == -1)
+ *buf = IWINFO_HTMODE_VHT20;
+ else
+ *buf = IWINFO_HTMODE_HT20;
+ break;
+ case NL80211_CHAN_WIDTH_40:
+ if (chn.mode == -1)
+ *buf = IWINFO_HTMODE_VHT40;
+ else
+ *buf = IWINFO_HTMODE_HT40;
+ break;
+ case NL80211_CHAN_WIDTH_80:
+ *buf = IWINFO_HTMODE_VHT80;
+ break;
+ case NL80211_CHAN_WIDTH_80P80:
+ *buf = IWINFO_HTMODE_VHT80_80;
+ break;
+ case NL80211_CHAN_WIDTH_160:
+ *buf = IWINFO_HTMODE_VHT160;
+ break;
+ case NL80211_CHAN_WIDTH_5:
+ case NL80211_CHAN_WIDTH_10:
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ *buf = IWINFO_HTMODE_NOHT;
+ break;
+ default:
+ return -1;
+ }
+
+ return 0;
+}
+
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;
}
return 0;
}
+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);
+
+ snprintf(path, sizeof(path), "/sys/class/%s/%s/device/of_node/compatible",
+ phy ? "ieee80211" : "net", phy ? phy : ifname);
+
+ if (nl80211_readstr(path, compat, sizeof(compat)) <= 0)
+ return -1;
+
+ 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;
+ }
+ return (id->vendor_id && id->device_id) ? 0 : -1;
+}
+
+
static int nl80211_get_hardware_id(const char *ifname, char *buf)
{
- int rv = -1;
- char *res;
+ struct iwinfo_hardware_id *id = (struct iwinfo_hardware_id *)buf;
+ char *phy, num[8], path[PATH_MAX];
+ int i;
- /* Got a radioX pseudo interface, find some interface on it or create one */
- if (!strncmp(ifname, "radio", 5))
- {
- /* Reuse existing interface */
- if ((res = nl80211_phy2ifname(ifname)) != NULL)
- {
- rv = wext_ops.hardware_id(res, buf);
- }
+ struct { const char *path; uint16_t *dest; } lookup[] = {
+ { "vendor", &id->vendor_id },
+ { "device", &id->device_id },
+ { "subsystem_vendor", &id->subsystem_vendor_id },
+ { "subsystem_device", &id->subsystem_device_id }
+ };
- /* Need to spawn a temporary iface for finding IDs */
- else if ((res = nl80211_ifadd(ifname)) != NULL)
- {
- rv = wext_ops.hardware_id(res, buf);
- nl80211_ifdel(res);
- }
- }
- else
+ memset(id, 0, sizeof(*id));
+
+ /* Try to determine the phy name from the given interface */
+ phy = nl80211_ifname2phy(ifname);
+
+ for (i = 0; i < ARRAY_SIZE(lookup); i++)
{
- rv = wext_ops.hardware_id(ifname, buf);
+ snprintf(path, sizeof(path), "/sys/class/%s/%s/device/%s",
+ phy ? "ieee80211" : "net",
+ phy ? phy : ifname, lookup[i].path);
+
+ if (nl80211_readstr(path, num, sizeof(num)) > 0)
+ *lookup[i].dest = strtoul(num, NULL, 16);
}
+ /* Failed to obtain hardware IDs, try FDT */
+ if (id->vendor_id == 0 || id->device_id == 0)
+ if (!nl80211_hardware_id_from_fdt(id, ifname))
+ return 0;
+
/* Failed to obtain hardware IDs, search board config */
- if (rv)
- {
- rv = iwinfo_hardware_id_from_mtd((struct iwinfo_hardware_id *)buf);
- }
+ if (id->vendor_id == 0 || id->device_id == 0)
+ return iwinfo_hardware_id_from_mtd(id);
- return rv;
+ return 0;
}
static const struct iwinfo_hardware_entry *
.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,
.mbssid_support = nl80211_get_mbssid_support,
.hwmodelist = nl80211_get_hwmodelist,
.htmodelist = nl80211_get_htmodelist,
+ .htmode = nl80211_get_htmode,
.mode = nl80211_get_mode,
.ssid = nl80211_get_ssid,
.bssid = nl80211_get_bssid,
projects / project / iwinfo.git / blobdiff