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implement basic 802.11n support

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Add suport to enable 80211n support on the BSS and set
station parameters through the "Add Station" procedure.

Setting 802.11n radio parameters is rudementary and does
not work yet.
This commit is contained in:
Andreas Schultz
2016-03-10 11:56:03 +01:00
parent e3a977e40a
commit 2109c62b80
13 changed files with 447 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
src/wtp/binding/ieee80211/wifi_nl80211.c
View File

@ -762,6 +762,11 @@ static int nl80211_wlan_setbeacon(struct wifi_wlan* wlan) {
nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, wlan->device->basicratescount, wlan->device->basicrates);
}
if (wlan->ht_opmode >= 0) {
log_printf(LOG_DEBUG, "nl80211: h_opmode=%04x", wlan->ht_opmode);
nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, wlan->ht_opmode);
}
/* */
result = nl80211_send_and_recv_msg(wlanhandle->devicehandle->globalhandle, msg, NULL, NULL);
if (!result) {
@ -1036,6 +1041,14 @@ int nl80211_station_authorize(struct wifi_wlan* wlan, struct wifi_station* stati
/* */
wlanhandle = (struct nl80211_wlan_handle*)wlan->handle;
log_printf(LOG_DEBUG, "nl80211: Add STA " MACSTR, MAC2STR(station->address));
log_hexdump(LOG_DEBUG, " * supported rates",
station->supportedrates, station->supportedratescount);
log_printf(LOG_DEBUG, " * aid=%u", station->aid);
log_printf(LOG_DEBUG, " * listen_interval=%u", station->listeninterval);
log_printf(LOG_DEBUG, " * capability=0x%x", station->capability);
genlmsg_put(msg, 0, 0, wlanhandle->devicehandle->globalhandle->nl80211_id, 0, 0, NL80211_CMD_NEW_STATION, 0);
nla_put_u32(msg, NL80211_ATTR_IFINDEX, wlan->virtindex);
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, station->address);
@ -1066,6 +1079,13 @@ int nl80211_station_authorize(struct wifi_wlan* wlan, struct wifi_station* stati
nla_nest_end(msg, wme);
}
if (station->flags & WIFI_STATION_FLAGS_HT_CAP) {
log_hexdump(LOG_DEBUG, " * ht_capabilities",
(uint8_t *)&station->ht_cap, sizeof(station->ht_cap));
nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
sizeof(station->ht_cap), &station->ht_cap);
}
/* */
result = nl80211_send_and_recv_msg(wlanhandle->devicehandle->globalhandle, msg, NULL, NULL);
if (result) {
@ -1391,6 +1411,18 @@ static int cb_get_phydevice_capability(struct nl_msg* msg, void* data) {
capability->radiotype |= CAPWAP_RADIO_TYPE_80211N;
}
if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR])
bandcap->a_mpdu_params |= nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]) & 0x03;
if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY])
bandcap->a_mpdu_params |= nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]) << 2;
if (tb_band[NL80211_BAND_ATTR_HT_MCS_SET] &&
nla_len(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]) >= 16) {
memcpy(bandcap->mcs_set, nla_data(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]), 16);
}
/* Frequency */
if (tb_band[NL80211_BAND_ATTR_FREQS]) {
struct nlattr* nl_freq;