diff options
Diffstat (limited to 'gsupplicant/supplicant.c')
| -rw-r--r-- | gsupplicant/supplicant.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/gsupplicant/supplicant.c b/gsupplicant/supplicant.c index e300f194..e7dfcb27 100644 --- a/gsupplicant/supplicant.c +++ b/gsupplicant/supplicant.c @@ -45,6 +45,10 @@ #define IEEE80211_CAP_PRIVACY 0x0010 #if defined TIZEN_EXT +#define WLAN_EID_HT_CAP 45 +#define WLAN_EID_VHT_CAP 191 +#define WLAN_EID_SUPP_RATES 1 +#define WLAN_EID_EXT_SUPP_RATES 50 #define COUNTRY_CODE_LENGTH 2 #endif @@ -246,6 +250,7 @@ struct g_supplicant_bss { GSList *vsie_list; dbus_bool_t hs20; unsigned char country_code[COUNTRY_CODE_LENGTH]; + GSupplicantPhy_mode phy_mode; #endif unsigned int wps_capabilities; #if defined TIZEN_EXT_WIFI_MESH @@ -277,6 +282,7 @@ struct _GSupplicantNetwork { unsigned int keymgmt; GSList *vsie_list; unsigned char country_code[COUNTRY_CODE_LENGTH]; + GSupplicantPhy_mode phy_mode; #endif }; @@ -1414,6 +1420,16 @@ dbus_bool_t g_supplicant_network_is_wps_advertizing(GSupplicantNetwork *network) return FALSE; } +#ifdef TIZEN_EXT +GSupplicantPhy_mode g_supplicant_network_get_phy_mode(GSupplicantNetwork *network) +{ + if (!network) + return G_SUPPLICANT_MODE_IEEE80211_UNKNOWN; + + return network->phy_mode; +} +#endif + GSupplicantInterface *g_supplicant_peer_get_interface(GSupplicantPeer *peer) { if (!peer) @@ -2022,6 +2038,7 @@ static int add_or_replace_bss_to_network(struct g_supplicant_bss *bss) network->isHS20AP = bss->hs20; memcpy(network->country_code, bss->country_code, COUNTRY_CODE_LENGTH); + network->phy_mode = bss->phy_mode; #endif SUPPLICANT_DBG("New network %s created", network->name); @@ -2204,6 +2221,50 @@ static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size, return 0; } +#if defined TIZEN_EXT +static void get_bss_phy_mode(unsigned int max_rate, + unsigned int max_ext_rate, bool ht, bool vht, void *data) +{ + struct g_supplicant_bss *bss = data; + unsigned int freq = bss->frequency; + + /* Following conditions are used to determine + * IEEE 802.11 Protocol Modes:- + * + * 1. If “Supported rates” is only till 11 Mbps, + * and frequency is in 2.4GHz band, then protocol is 11B. + * 2. If “Supported rates” is till 54Mbps or + * “Extended supported rates” are present, + * and frequency is in 2.4GHz band, then protocol is 11G. + * 3. If “Supported rates” is only till 54 Mbps, + * frequency is in 5GHz band , then protocol is 11A. + * 4. If “HT capabilities” is supported , then protocol is 11N. + * 5. If “HT capabilities” & “VHT” is supported and + * frequency is in 5 GHz band, then protocol is 11AC. + * */ + + if (freq >= 2412 && freq <= 2484) { /* 2.4 Ghz Band */ + if (max_rate <= 11 && max_ext_rate <= 0 && !ht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211B; + else if ((max_rate <= 54 || max_ext_rate > 0) && !ht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211BG; + else if ((max_rate >= 54 || max_ext_rate > 0) && ht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211BGN; + else + bss->phy_mode = G_SUPPLICANT_MODE_UNKNOWN; + } else if (freq >= 5180 && freq <= 5825) { /* 5 Ghz Band */ + if (max_rate <= 54 && !ht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211A; + else if ((max_rate >= 54 || max_ext_rate > 0) && ht && !vht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211AN; + else if ((max_rate >= 54 || max_ext_rate > 0) && ht && vht) + bss->phy_mode = G_SUPPLICANT_MODE_IEEE80211ANAC; + else + bss->phy_mode = G_SUPPLICANT_MODE_UNKNOWN; + } +} +#endif + static void bss_process_ies(DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss = user_data; @@ -2212,6 +2273,15 @@ static void bss_process_ies(DBusMessageIter *iter, void *user_data) DBusMessageIter array; unsigned int value; int ie_len; +#if defined TIZEN_EXT + int r_len, j; + unsigned char *rates = NULL; + unsigned char *ext_rates = NULL; + unsigned int max_rate = 0; + unsigned int max_ext_rate = 0; + bool ht = false; + bool vht = false; +#endif #define WMM_WPA1_WPS_INFO 221 #define WPS_INFO_MIN_LEN 6 @@ -2264,6 +2334,44 @@ static void bss_process_ies(DBusMessageIter *iter, void *user_data) continue; } } + + if (ie[0] == WLAN_EID_HT_CAP && ie[1]) { + ht = true; + continue; + } + + if (ie[0] == WLAN_EID_VHT_CAP && ie[1]) { + vht = true; + continue; + } + + if (ie[0] == WLAN_EID_SUPP_RATES && ie[1]) { + r_len = ie[1]; + rates = g_malloc0(r_len); + if (!rates) + continue; + + for (j = 0; ie && j < r_len; j++) { + rates[j] = ((ie[j + 2] & 0x7f) * 500000)/1000000; + if (max_rate < rates[j]) + max_rate = rates[j]; + } + continue; + } + + if (ie[0] == WLAN_EID_EXT_SUPP_RATES && ie[1] > 0) { + r_len = ie[1]; + ext_rates = g_malloc0(r_len); + if (!ext_rates) + continue; + + for (j = 0; ie && j < r_len; j++) { + ext_rates[j] = ((ie[j + 2] & 0x7f) * 500000)/1000000; + if (max_ext_rate < ext_rates[j]) + max_ext_rate = ext_rates[j]; + } + continue; + } #endif if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN || memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0) @@ -2299,6 +2407,13 @@ static void bss_process_ies(DBusMessageIter *iter, void *user_data) SUPPLICANT_DBG("WPS Methods 0x%x", bss->wps_capabilities); } +#ifdef TIZEN_EXT + get_bss_phy_mode(max_rate, max_ext_rate, ht, vht, user_data); + if (rates) + g_free(rates); + if (ext_rates) + g_free(ext_rates); +#endif } static void bss_compute_security(struct g_supplicant_bss *bss) @@ -3253,6 +3368,7 @@ static void signal_bss_changed(const char *path, DBusMessageIter *iter) supplicant_dbus_property_foreach(iter, bss_property, bss); #if defined TIZEN_EXT network->frequency = bss->frequency; + network->phy_mode = bss->phy_mode; #endif old_security = network->security; bss_compute_security(bss); |