aboutsummaryrefslogtreecommitdiffstats
path: root/net/wireless/nl80211.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c1857
1 files changed, 1234 insertions, 623 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 58e13a8c95f9..671b69a3c136 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -370,6 +370,14 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_MAC_ADDRS] = { .type = NLA_NESTED },
[NL80211_ATTR_STA_CAPABILITY] = { .type = NLA_U16 },
[NL80211_ATTR_STA_EXT_CAPABILITY] = { .type = NLA_BINARY, },
+ [NL80211_ATTR_SPLIT_WIPHY_DUMP] = { .type = NLA_FLAG, },
+ [NL80211_ATTR_DISABLE_VHT] = { .type = NLA_FLAG },
+ [NL80211_ATTR_VHT_CAPABILITY_MASK] = {
+ .len = NL80211_VHT_CAPABILITY_LEN,
+ },
+ [NL80211_ATTR_MDID] = { .type = NLA_U16 },
+ [NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY,
+ .len = IEEE80211_MAX_DATA_LEN },
};
/* policy for the key attributes */
@@ -539,7 +547,8 @@ static inline void *nl80211hdr_put(struct sk_buff *skb, u32 portid, u32 seq,
}
static int nl80211_msg_put_channel(struct sk_buff *msg,
- struct ieee80211_channel *chan)
+ struct ieee80211_channel *chan,
+ bool large)
{
if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_FREQ,
chan->center_freq))
@@ -554,9 +563,37 @@ static int nl80211_msg_put_channel(struct sk_buff *msg,
if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS))
goto nla_put_failure;
- if ((chan->flags & IEEE80211_CHAN_RADAR) &&
- nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
- goto nla_put_failure;
+ if (chan->flags & IEEE80211_CHAN_RADAR) {
+ if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
+ goto nla_put_failure;
+ if (large) {
+ u32 time;
+
+ time = elapsed_jiffies_msecs(chan->dfs_state_entered);
+
+ if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE,
+ chan->dfs_state))
+ goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME,
+ time))
+ goto nla_put_failure;
+ }
+ }
+
+ if (large) {
+ if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_HT40PLUS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_PLUS))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_80MHZ) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_80MHZ))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_160MHZ) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_160MHZ))
+ goto nla_put_failure;
+ }
if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER,
DBM_TO_MBM(chan->max_power)))
@@ -832,7 +869,8 @@ nla_put_failure:
}
static int nl80211_put_iface_combinations(struct wiphy *wiphy,
- struct sk_buff *msg)
+ struct sk_buff *msg,
+ bool large)
{
struct nlattr *nl_combis;
int i, j;
@@ -881,6 +919,10 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy,
nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
c->max_interfaces))
goto nla_put_failure;
+ if (large &&
+ nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
+ c->radar_detect_widths))
+ goto nla_put_failure;
nla_nest_end(msg, nl_combi);
}
@@ -892,412 +934,611 @@ nla_put_failure:
return -ENOBUFS;
}
-static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,
- struct cfg80211_registered_device *dev)
+#ifdef CONFIG_PM
+static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,
+ struct sk_buff *msg)
{
- void *hdr;
- struct nlattr *nl_bands, *nl_band;
- struct nlattr *nl_freqs, *nl_freq;
- struct nlattr *nl_rates, *nl_rate;
- struct nlattr *nl_cmds;
- enum ieee80211_band band;
- struct ieee80211_channel *chan;
- struct ieee80211_rate *rate;
- int i;
- const struct ieee80211_txrx_stypes *mgmt_stypes =
- dev->wiphy.mgmt_stypes;
+ const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;
+ struct nlattr *nl_tcp;
- hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_WIPHY);
- if (!hdr)
- return -1;
+ if (!tcp)
+ return 0;
- if (nla_put_u32(msg, NL80211_ATTR_WIPHY, dev->wiphy_idx) ||
- nla_put_string(msg, NL80211_ATTR_WIPHY_NAME, wiphy_name(&dev->wiphy)) ||
- nla_put_u32(msg, NL80211_ATTR_GENERATION,
- cfg80211_rdev_list_generation) ||
- nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_SHORT,
- dev->wiphy.retry_short) ||
- nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_LONG,
- dev->wiphy.retry_long) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD,
- dev->wiphy.frag_threshold) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD,
- dev->wiphy.rts_threshold) ||
- nla_put_u8(msg, NL80211_ATTR_WIPHY_COVERAGE_CLASS,
- dev->wiphy.coverage_class) ||
- nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
- dev->wiphy.max_scan_ssids) ||
- nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS,
- dev->wiphy.max_sched_scan_ssids) ||
- nla_put_u16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
- dev->wiphy.max_scan_ie_len) ||
- nla_put_u16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
- dev->wiphy.max_sched_scan_ie_len) ||
- nla_put_u8(msg, NL80211_ATTR_MAX_MATCH_SETS,
- dev->wiphy.max_match_sets))
- goto nla_put_failure;
+ nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION);
+ if (!nl_tcp)
+ return -ENOBUFS;
- if ((dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN) &&
- nla_put_flag(msg, NL80211_ATTR_SUPPORT_IBSS_RSN))
- goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
- nla_put_flag(msg, NL80211_ATTR_SUPPORT_MESH_AUTH))
- goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
- nla_put_flag(msg, NL80211_ATTR_SUPPORT_AP_UAPSD))
- goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM) &&
- nla_put_flag(msg, NL80211_ATTR_ROAM_SUPPORT))
- goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS) &&
- nla_put_flag(msg, NL80211_ATTR_TDLS_SUPPORT))
- goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP) &&
- nla_put_flag(msg, NL80211_ATTR_TDLS_EXTERNAL_SETUP))
- goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+ tcp->data_payload_max))
+ return -ENOBUFS;
- if (nla_put(msg, NL80211_ATTR_CIPHER_SUITES,
- sizeof(u32) * dev->wiphy.n_cipher_suites,
- dev->wiphy.cipher_suites))
- goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+ tcp->data_payload_max))
+ return -ENOBUFS;
- if (nla_put_u8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
- dev->wiphy.max_num_pmkids))
- goto nla_put_failure;
+ if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ))
+ return -ENOBUFS;
- if ((dev->wiphy.flags & WIPHY_FLAG_CONTROL_PORT_PROTOCOL) &&
- nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE))
- goto nla_put_failure;
+ if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN,
+ sizeof(*tcp->tok), tcp->tok))
+ return -ENOBUFS;
- if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX,
- dev->wiphy.available_antennas_tx) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX,
- dev->wiphy.available_antennas_rx))
- goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL,
+ tcp->data_interval_max))
+ return -ENOBUFS;
- if ((dev->wiphy.flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD) &&
- nla_put_u32(msg, NL80211_ATTR_PROBE_RESP_OFFLOAD,
- dev->wiphy.probe_resp_offload))
- goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
+ tcp->wake_payload_max))
+ return -ENOBUFS;
- if ((dev->wiphy.available_antennas_tx ||
- dev->wiphy.available_antennas_rx) && dev->ops->get_antenna) {
- u32 tx_ant = 0, rx_ant = 0;
- int res;
- res = rdev_get_antenna(dev, &tx_ant, &rx_ant);
- if (!res) {
- if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX,
- tx_ant) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_RX,
- rx_ant))
- goto nla_put_failure;
- }
+ nla_nest_end(msg, nl_tcp);
+ return 0;
+}
+
+static int nl80211_send_wowlan(struct sk_buff *msg,
+ struct cfg80211_registered_device *dev,
+ bool large)
+{
+ struct nlattr *nl_wowlan;
+
+ if (!dev->wiphy.wowlan.flags && !dev->wiphy.wowlan.n_patterns)
+ return 0;
+
+ nl_wowlan = nla_nest_start(msg, NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED);
+ if (!nl_wowlan)
+ return -ENOBUFS;
+
+ if (((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_ANY) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_DISCONNECT) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE)))
+ return -ENOBUFS;
+
+ if (dev->wiphy.wowlan.n_patterns) {
+ struct nl80211_wowlan_pattern_support pat = {
+ .max_patterns = dev->wiphy.wowlan.n_patterns,
+ .min_pattern_len = dev->wiphy.wowlan.pattern_min_len,
+ .max_pattern_len = dev->wiphy.wowlan.pattern_max_len,
+ .max_pkt_offset = dev->wiphy.wowlan.max_pkt_offset,
+ };
+
+ if (nla_put(msg, NL80211_WOWLAN_TRIG_PKT_PATTERN,
+ sizeof(pat), &pat))
+ return -ENOBUFS;
}
- if (nl80211_put_iftypes(msg, NL80211_ATTR_SUPPORTED_IFTYPES,
- dev->wiphy.interface_modes))
- goto nla_put_failure;
+ if (large && nl80211_send_wowlan_tcp_caps(dev, msg))
+ return -ENOBUFS;
- nl_bands = nla_nest_start(msg, NL80211_ATTR_WIPHY_BANDS);
- if (!nl_bands)
- goto nla_put_failure;
+ nla_nest_end(msg, nl_wowlan);
- for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
- if (!dev->wiphy.bands[band])
- continue;
+ return 0;
+}
+#endif
- nl_band = nla_nest_start(msg, band);
- if (!nl_band)
- goto nla_put_failure;
+static int nl80211_send_band_rateinfo(struct sk_buff *msg,
+ struct ieee80211_supported_band *sband)
+{
+ struct nlattr *nl_rates, *nl_rate;
+ struct ieee80211_rate *rate;
+ int i;
- /* add HT info */
- if (dev->wiphy.bands[band]->ht_cap.ht_supported &&
- (nla_put(msg, NL80211_BAND_ATTR_HT_MCS_SET,
- sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
- &dev->wiphy.bands[band]->ht_cap.mcs) ||
- nla_put_u16(msg, NL80211_BAND_ATTR_HT_CAPA,
- dev->wiphy.bands[band]->ht_cap.cap) ||
- nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
- dev->wiphy.bands[band]->ht_cap.ampdu_factor) ||
- nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
- dev->wiphy.bands[band]->ht_cap.ampdu_density)))
- goto nla_put_failure;
+ /* add HT info */
+ if (sband->ht_cap.ht_supported &&
+ (nla_put(msg, NL80211_BAND_ATTR_HT_MCS_SET,
+ sizeof(sband->ht_cap.mcs),
+ &sband->ht_cap.mcs) ||
+ nla_put_u16(msg, NL80211_BAND_ATTR_HT_CAPA,
+ sband->ht_cap.cap) ||
+ nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
+ sband->ht_cap.ampdu_factor) ||
+ nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
+ sband->ht_cap.ampdu_density)))
+ return -ENOBUFS;
- /* add VHT info */
- if (dev->wiphy.bands[band]->vht_cap.vht_supported &&
- (nla_put(msg, NL80211_BAND_ATTR_VHT_MCS_SET,
- sizeof(dev->wiphy.bands[band]->vht_cap.vht_mcs),
- &dev->wiphy.bands[band]->vht_cap.vht_mcs) ||
- nla_put_u32(msg, NL80211_BAND_ATTR_VHT_CAPA,
- dev->wiphy.bands[band]->vht_cap.cap)))
- goto nla_put_failure;
+ /* add VHT info */
+ if (sband->vht_cap.vht_supported &&
+ (nla_put(msg, NL80211_BAND_ATTR_VHT_MCS_SET,
+ sizeof(sband->vht_cap.vht_mcs),
+ &sband->vht_cap.vht_mcs) ||
+ nla_put_u32(msg, NL80211_BAND_ATTR_VHT_CAPA,
+ sband->vht_cap.cap)))
+ return -ENOBUFS;
- /* add frequencies */
- nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
- if (!nl_freqs)
- goto nla_put_failure;
+ /* add bitrates */
+ nl_rates = nla_nest_start(msg, NL80211_BAND_ATTR_RATES);
+ if (!nl_rates)
+ return -ENOBUFS;
- for (i = 0; i < dev->wiphy.bands[band]->n_channels; i++) {
- nl_freq = nla_nest_start(msg, i);
- if (!nl_freq)
- goto nla_put_failure;
+ for (i = 0; i < sband->n_bitrates; i++) {
+ nl_rate = nla_nest_start(msg, i);
+ if (!nl_rate)
+ return -ENOBUFS;
- chan = &dev->wiphy.bands[band]->channels[i];
+ rate = &sband->bitrates[i];
+ if (nla_put_u32(msg, NL80211_BITRATE_ATTR_RATE,
+ rate->bitrate))
+ return -ENOBUFS;
+ if ((rate->flags & IEEE80211_RATE_SHORT_PREAMBLE) &&
+ nla_put_flag(msg,
+ NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE))
+ return -ENOBUFS;
- if (nl80211_msg_put_channel(msg, chan))
- goto nla_put_failure;
+ nla_nest_end(msg, nl_rate);
+ }
- nla_nest_end(msg, nl_freq);
- }
+ nla_nest_end(msg, nl_rates);
- nla_nest_end(msg, nl_freqs);
+ return 0;
+}
- /* add bitrates */
- nl_rates = nla_nest_start(msg, NL80211_BAND_ATTR_RATES);
- if (!nl_rates)
- goto nla_put_failure;
+static int
+nl80211_send_mgmt_stypes(struct sk_buff *msg,
+ const struct ieee80211_txrx_stypes *mgmt_stypes)
+{
+ u16 stypes;
+ struct nlattr *nl_ftypes, *nl_ifs;
+ enum nl80211_iftype ift;
+ int i;
- for (i = 0; i < dev->wiphy.bands[band]->n_bitrates; i++) {
- nl_rate = nla_nest_start(msg, i);
- if (!nl_rate)
- goto nla_put_failure;
+ if (!mgmt_stypes)
+ return 0;
- rate = &dev->wiphy.bands[band]->bitrates[i];
- if (nla_put_u32(msg, NL80211_BITRATE_ATTR_RATE,
- rate->bitrate))
- goto nla_put_failure;
- if ((rate->flags & IEEE80211_RATE_SHORT_PREAMBLE) &&
- nla_put_flag(msg,
- NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE))
- goto nla_put_failure;
+ nl_ifs = nla_nest_start(msg, NL80211_ATTR_TX_FRAME_TYPES);
+ if (!nl_ifs)
+ return -ENOBUFS;
- nla_nest_end(msg, nl_rate);
+ for (ift = 0; ift < NUM_NL80211_IFTYPES; ift++) {
+ nl_ftypes = nla_nest_start(msg, ift);
+ if (!nl_ftypes)
+ return -ENOBUFS;
+ i = 0;
+ stypes = mgmt_stypes[ift].tx;
+ while (stypes) {
+ if ((stypes & 1) &&
+ nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
+ (i << 4) | IEEE80211_FTYPE_MGMT))
+ return -ENOBUFS;
+ stypes >>= 1;
+ i++;
}
+ nla_nest_end(msg, nl_ftypes);
+ }
- nla_nest_end(msg, nl_rates);
+ nla_nest_end(msg, nl_ifs);
- nla_nest_end(msg, nl_band);
+ nl_ifs = nla_nest_start(msg, NL80211_ATTR_RX_FRAME_TYPES);
+ if (!nl_ifs)
+ return -ENOBUFS;
+
+ for (ift = 0; ift < NUM_NL80211_IFTYPES; ift++) {
+ nl_ftypes = nla_nest_start(msg, ift);
+ if (!nl_ftypes)
+ return -ENOBUFS;
+ i = 0;
+ stypes = mgmt_stypes[ift].rx;
+ while (stypes) {
+ if ((stypes & 1) &&
+ nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
+ (i << 4) | IEEE80211_FTYPE_MGMT))
+ return -ENOBUFS;
+ stypes >>= 1;
+ i++;
+ }
+ nla_nest_end(msg, nl_ftypes);
}
- nla_nest_end(msg, nl_bands);
+ nla_nest_end(msg, nl_ifs);
- nl_cmds = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_COMMANDS);
- if (!nl_cmds)
- goto nla_put_failure;
+ return 0;
+}
- i = 0;
-#define CMD(op, n) \
- do { \
- if (dev->ops->op) { \
- i++; \
- if (nla_put_u32(msg, i, NL80211_CMD_ ## n)) \
- goto nla_put_failure; \
- } \
- } while (0)
-
- CMD(add_virtual_intf, NEW_INTERFACE);
- CMD(change_virtual_intf, SET_INTERFACE);
- CMD(add_key, NEW_KEY);
- CMD(start_ap, START_AP);
- CMD(add_station, NEW_STATION);
- CMD(add_mpath, NEW_MPATH);
- CMD(update_mesh_config, SET_MESH_CONFIG);
- CMD(change_bss, SET_BSS);
- CMD(auth, AUTHENTICATE);
- CMD(assoc, ASSOCIATE);
- CMD(deauth, DEAUTHENTICATE);
- CMD(disassoc, DISASSOCIATE);
- CMD(join_ibss, JOIN_IBSS);
- CMD(join_mesh, JOIN_MESH);
- CMD(set_pmksa, SET_PMKSA);
- CMD(del_pmksa, DEL_PMKSA);
- CMD(flush_pmksa, FLUSH_PMKSA);
- if (dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL)
- CMD(remain_on_channel, REMAIN_ON_CHANNEL);
- CMD(set_bitrate_mask, SET_TX_BITRATE_MASK);
- CMD(mgmt_tx, FRAME);
- CMD(mgmt_tx_cancel_wait, FRAME_WAIT_CANCEL);
- if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
- i++;
- if (nla_put_u32(msg, i, NL80211_CMD_SET_WIPHY_NETNS))
- goto nla_put_failure;
+static int nl80211_send_wiphy(struct cfg80211_registered_device *dev,
+ struct sk_buff *msg, u32 portid, u32 seq,
+ int flags, bool split, long *split_start,
+ long *band_start, long *chan_start)
+{
+ void *hdr;
+ struct nlattr *nl_bands, *nl_band;
+ struct nlattr *nl_freqs, *nl_freq;
+ struct nlattr *nl_cmds;
+ enum ieee80211_band band;
+ struct ieee80211_channel *chan;
+ int i;
+ const struct ieee80211_txrx_stypes *mgmt_stypes =
+ dev->wiphy.mgmt_stypes;
+ long start = 0, start_chan = 0, start_band = 0;
+ u32 features;
+
+ hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_WIPHY);
+ if (!hdr)
+ return -ENOBUFS;
+
+ /* allow always using the variables */
+ if (!split) {
+ split_start = &start;
+ band_start = &start_band;
+ chan_start = &start_chan;
}
- if (dev->ops->set_monitor_channel || dev->ops->start_ap ||
- dev->ops->join_mesh) {
- i++;
- if (nla_put_u32(msg, i, NL80211_CMD_SET_CHANNEL))
+
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, dev->wiphy_idx) ||
+ nla_put_string(msg, NL80211_ATTR_WIPHY_NAME,
+ wiphy_name(&dev->wiphy)) ||
+ nla_put_u32(msg, NL80211_ATTR_GENERATION,
+ cfg80211_rdev_list_generation))
+ goto nla_put_failure;
+
+ switch (*split_start) {
+ case 0:
+ if (nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_SHORT,
+ dev->wiphy.retry_short) ||
+ nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_LONG,
+ dev->wiphy.retry_long) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD,
+ dev->wiphy.frag_threshold) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD,
+ dev->wiphy.rts_threshold) ||
+ nla_put_u8(msg, NL80211_ATTR_WIPHY_COVERAGE_CLASS,
+ dev->wiphy.coverage_class) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
+ dev->wiphy.max_scan_ssids) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS,
+ dev->wiphy.max_sched_scan_ssids) ||
+ nla_put_u16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
+ dev->wiphy.max_scan_ie_len) ||
+ nla_put_u16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
+ dev->wiphy.max_sched_scan_ie_len) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_MATCH_SETS,
+ dev->wiphy.max_match_sets))
goto nla_put_failure;
- }
- CMD(set_wds_peer, SET_WDS_PEER);
- if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS) {
- CMD(tdls_mgmt, TDLS_MGMT);
- CMD(tdls_oper, TDLS_OPER);
- }
- if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_SCHED_SCAN)
- CMD(sched_scan_start, START_SCHED_SCAN);
- CMD(probe_client, PROBE_CLIENT);
- CMD(set_noack_map, SET_NOACK_MAP);
- if (dev->wiphy.flags & WIPHY_FLAG_REPORTS_OBSS) {
- i++;
- if (nla_put_u32(msg, i, NL80211_CMD_REGISTER_BEACONS))
+
+ if ((dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_IBSS_RSN))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_MESH_AUTH))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_AP_UAPSD))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM) &&
+ nla_put_flag(msg, NL80211_ATTR_ROAM_SUPPORT))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS) &&
+ nla_put_flag(msg, NL80211_ATTR_TDLS_SUPPORT))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP) &&
+ nla_put_flag(msg, NL80211_ATTR_TDLS_EXTERNAL_SETUP))
goto nla_put_failure;
- }
- CMD(start_p2p_device, START_P2P_DEVICE);
- CMD(set_mcast_rate, SET_MCAST_RATE);
-#ifdef CONFIG_NL80211_TESTMODE
- CMD(testmode_cmd, TESTMODE);
-#endif
+ (*split_start)++;
+ if (split)
+ break;
+ case 1:
+ if (nla_put(msg, NL80211_ATTR_CIPHER_SUITES,
+ sizeof(u32) * dev->wiphy.n_cipher_suites,
+ dev->wiphy.cipher_suites))
+ goto nla_put_failure;
-#undef CMD
+ if (nla_put_u8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
+ dev->wiphy.max_num_pmkids))
+ goto nla_put_failure;
- if (dev->ops->connect || dev->ops->auth) {
- i++;
- if (nla_put_u32(msg, i, NL80211_CMD_CONNECT))
+ if ((dev->wiphy.flags & WIPHY_FLAG_CONTROL_PORT_PROTOCOL) &&
+ nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE))
goto nla_put_failure;
- }
- if (dev->ops->disconnect || dev->ops->deauth) {
- i++;
- if (nla_put_u32(msg, i, NL80211_CMD_DISCONNECT))
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX,
+ dev->wiphy.available_antennas_tx) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX,
+ dev->wiphy.available_antennas_rx))
goto nla_put_failure;
- }
- nla_nest_end(msg, nl_cmds);
+ if ((dev->wiphy.flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD) &&
+ nla_put_u32(msg, NL80211_ATTR_PROBE_RESP_OFFLOAD,
+ dev->wiphy.probe_resp_offload))
+ goto nla_put_failure;
- if (dev->ops->remain_on_channel &&
- (dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL) &&
- nla_put_u32(msg, NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
- dev->wiphy.max_remain_on_channel_duration))
- goto nla_put_failure;
+ if ((dev->wiphy.available_antennas_tx ||
+ dev->wiphy.available_antennas_rx) &&
+ dev->ops->get_antenna) {
+ u32 tx_ant = 0, rx_ant = 0;
+ int res;
+ res = rdev_get_antenna(dev, &tx_ant, &rx_ant);
+ if (!res) {
+ if (nla_put_u32(msg,
+ NL80211_ATTR_WIPHY_ANTENNA_TX,
+ tx_ant) ||
+ nla_put_u32(msg,
+ NL80211_ATTR_WIPHY_ANTENNA_RX,
+ rx_ant))
+ goto nla_put_failure;
+ }
+ }
- if ((dev->wiphy.flags & WIPHY_FLAG_OFFCHAN_TX) &&
- nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK))
- goto nla_put_failure;
+ (*split_start)++;
+ if (split)
+ break;
+ case 2:
+ if (nl80211_put_iftypes(msg, NL80211_ATTR_SUPPORTED_IFTYPES,
+ dev->wiphy.interface_modes))
+ goto nla_put_failure;
+ (*split_start)++;
+ if (split)
+ break;
+ case 3:
+ nl_bands = nla_nest_start(msg, NL80211_ATTR_WIPHY_BANDS);
+ if (!nl_bands)
+ goto nla_put_failure;
- if (mgmt_stypes) {
- u16 stypes;
- struct nlattr *nl_ftypes, *nl_ifs;
- enum nl80211_iftype ift;
+ for (band = *band_start; band < IEEE80211_NUM_BANDS; band++) {
+ struct ieee80211_supported_band *sband;
- nl_ifs = nla_nest_start(msg, NL80211_ATTR_TX_FRAME_TYPES);
- if (!nl_ifs)
- goto nla_put_failure;
+ sband = dev->wiphy.bands[band];
- for (ift = 0; ift < NUM_NL80211_IFTYPES; ift++) {
- nl_ftypes = nla_nest_start(msg, ift);
- if (!nl_ftypes)
+ if (!sband)
+ continue;
+
+ nl_band = nla_nest_start(msg, band);
+ if (!nl_band)
goto nla_put_failure;
- i = 0;
- stypes = mgmt_stypes[ift].tx;
- while (stypes) {
- if ((stypes & 1) &&
- nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
- (i << 4) | IEEE80211_FTYPE_MGMT))
+
+ switch (*chan_start) {
+ case 0:
+ if (nl80211_send_band_rateinfo(msg, sband))
goto nla_put_failure;
- stypes >>= 1;
- i++;
+ (*chan_start)++;
+ if (split)
+ break;
+ default:
+ /* add frequencies */
+ nl_freqs = nla_nest_start(
+ msg, NL80211_BAND_ATTR_FREQS);
+ if (!nl_freqs)
+ goto nla_put_failure;
+
+ for (i = *chan_start - 1;
+ i < sband->n_channels;
+ i++) {
+ nl_freq = nla_nest_start(msg, i);
+ if (!nl_freq)
+ goto nla_put_failure;
+
+ chan = &sband->channels[i];
+
+ if (nl80211_msg_put_channel(msg, chan,
+ split))
+ goto nla_put_failure;
+
+ nla_nest_end(msg, nl_freq);
+ if (split)
+ break;
+ }
+ if (i < sband->n_channels)
+ *chan_start = i + 2;
+ else
+ *chan_start = 0;
+ nla_nest_end(msg, nl_freqs);
+ }
+
+ nla_nest_end(msg, nl_band);
+
+ if (split) {
+ /* start again here */
+ if (*chan_start)
+ band--;
+ break;
}
- nla_nest_end(msg, nl_ftypes);
}
+ nla_nest_end(msg, nl_bands);
- nla_nest_end(msg, nl_ifs);
+ if (band < IEEE80211_NUM_BANDS)
+ *band_start = band + 1;
+ else
+ *band_start = 0;
- nl_ifs = nla_nest_start(msg, NL80211_ATTR_RX_FRAME_TYPES);
- if (!nl_ifs)
+ /* if bands & channels are done, continue outside */
+ if (*band_start == 0 && *chan_start == 0)
+ (*split_start)++;
+ if (split)
+ break;
+ case 4:
+ nl_cmds = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_COMMANDS);
+ if (!nl_cmds)
goto nla_put_failure;
- for (ift = 0; ift < NUM_NL80211_IFTYPES; ift++) {
- nl_ftypes = nla_nest_start(msg, ift);
- if (!nl_ftypes)
+ i = 0;
+#define CMD(op, n) \
+ do { \
+ if (dev->ops->op) { \
+ i++; \
+ if (nla_put_u32(msg, i, NL80211_CMD_ ## n)) \
+ goto nla_put_failure; \
+ } \
+ } while (0)
+
+ CMD(add_virtual_intf, NEW_INTERFACE);
+ CMD(change_virtual_intf, SET_INTERFACE);
+ CMD(add_key, NEW_KEY);
+ CMD(start_ap, START_AP);
+ CMD(add_station, NEW_STATION);
+ CMD(add_mpath, NEW_MPATH);
+ CMD(update_mesh_config, SET_MESH_CONFIG);
+ CMD(change_bss, SET_BSS);
+ CMD(auth, AUTHENTICATE);
+ CMD(assoc, ASSOCIATE);
+ CMD(deauth, DEAUTHENTICATE);
+ CMD(disassoc, DISASSOCIATE);
+ CMD(join_ibss, JOIN_IBSS);
+ CMD(join_mesh, JOIN_MESH);
+ CMD(set_pmksa, SET_PMKSA);
+ CMD(del_pmksa, DEL_PMKSA);
+ CMD(flush_pmksa, FLUSH_PMKSA);
+ if (dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL)
+ CMD(remain_on_channel, REMAIN_ON_CHANNEL);
+ CMD(set_bitrate_mask, SET_TX_BITRATE_MASK);
+ CMD(mgmt_tx, FRAME);
+ CMD(mgmt_tx_cancel_wait, FRAME_WAIT_CANCEL);
+ if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
+ i++;
+ if (nla_put_u32(msg, i, NL80211_CMD_SET_WIPHY_NETNS))
goto nla_put_failure;
- i = 0;
- stypes = mgmt_stypes[ift].rx;
- while (stypes) {
- if ((stypes & 1) &&
- nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
- (i << 4) | IEEE80211_FTYPE_MGMT))
- goto nla_put_failure;
- stypes >>= 1;
- i++;
- }
- nla_nest_end(msg, nl_ftypes);
}
- nla_nest_end(msg, nl_ifs);
- }
+ if (dev->ops->set_monitor_channel || dev->ops->start_ap ||
+ dev->ops->join_mesh) {
+ i++;
+ if (nla_put_u32(msg, i, NL80211_CMD_SET_CHANNEL))
+ goto nla_put_failure;
+ }
+ CMD(set_wds_peer, SET_WDS_PEER);
+ if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS) {
+ CMD(tdls_mgmt, TDLS_MGMT);
+ CMD(tdls_oper, TDLS_OPER);
+ }
+ if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_SCHED_SCAN)
+ CMD(sched_scan_start, START_SCHED_SCAN);
+ CMD(probe_client, PROBE_CLIENT);
+ CMD(set_noack_map, SET_NOACK_MAP);
+ if (dev->wiphy.flags & WIPHY_FLAG_REPORTS_OBSS) {
+ i++;
+ if (nla_put_u32(msg, i, NL80211_CMD_REGISTER_BEACONS))
+ goto nla_put_failure;
+ }
+ CMD(start_p2p_device, START_P2P_DEVICE);
+ CMD(set_mcast_rate, SET_MCAST_RATE);
-#ifdef CONFIG_PM
- if (dev->wiphy.wowlan.flags || dev->wiphy.wowlan.n_patterns) {
- struct nlattr *nl_wowlan;
+#ifdef CONFIG_NL80211_TESTMODE
+ CMD(testmode_cmd, TESTMODE);
+#endif
- nl_wowlan = nla_nest_start(msg,
- NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED);
- if (!nl_wowlan)
- goto nla_put_failure;
+#undef CMD
- if (((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_ANY) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_DISCONNECT) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
- ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) &&
- nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE)))
- goto nla_put_failure;
- if (dev->wiphy.wowlan.n_patterns) {
- struct nl80211_wowlan_pattern_support pat = {
- .max_patterns = dev->wiphy.wowlan.n_patterns,
- .min_pattern_len =
- dev->wiphy.wowlan.pattern_min_len,
- .max_pattern_len =
- dev->wiphy.wowlan.pattern_max_len,
- .max_pkt_offset =
- dev->wiphy.wowlan.max_pkt_offset,
- };
- if (nla_put(msg, NL80211_WOWLAN_TRIG_PKT_PATTERN,
- sizeof(pat), &pat))
+ if (dev->ops->connect || dev->ops->auth) {
+ i++;
+ if (nla_put_u32(msg, i, NL80211_CMD_CONNECT))
goto nla_put_failure;
}
- nla_nest_end(msg, nl_wowlan);
- }
+ if (dev->ops->disconnect || dev->ops->deauth) {
+ i++;
+ if (nla_put_u32(msg, i, NL80211_CMD_DISCONNECT))
+ goto nla_put_failure;
+ }
+
+ nla_nest_end(msg, nl_cmds);
+ (*split_start)++;
+ if (split)
+ break;
+ case 5:
+ if (dev->ops->remain_on_channel &&
+ (dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL) &&
+ nla_put_u32(msg,
+ NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
+ dev->wiphy.max_remain_on_channel_duration))
+ goto nla_put_failure;
+
+ if ((dev->wiphy.flags & WIPHY_FLAG_OFFCHAN_TX) &&
+ nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK))
+ goto nla_put_failure;
+
+ if (nl80211_send_mgmt_stypes(msg, mgmt_stypes))
+ goto nla_put_failure;
+ (*split_start)++;
+ if (split)
+ break;
+ case 6:
+#ifdef CONFIG_PM
+ if (nl80211_send_wowlan(msg, dev, split))
+ goto nla_put_failure;
+ (*split_start)++;
+ if (split)
+ break;
+#else
+ (*split_start)++;
#endif
+ case 7:
+ if (nl80211_put_iftypes(msg, NL80211_ATTR_SOFTWARE_IFTYPES,
+ dev->wiphy.software_iftypes))
+ goto nla_put_failure;
- if (nl80211_put_iftypes(msg, NL80211_ATTR_SOFTWARE_IFTYPES,
- dev->wiphy.software_iftypes))
- goto nla_put_failure;
+ if (nl80211_put_iface_combinations(&dev->wiphy, msg, split))
+ goto nla_put_failure;
- if (nl80211_put_iface_combinations(&dev->wiphy, msg))
- goto nla_put_failure;
+ (*split_start)++;
+ if (split)
+ break;
+ case 8:
+ if ((dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME) &&
+ nla_put_u32(msg, NL80211_ATTR_DEVICE_AP_SME,
+ dev->wiphy.ap_sme_capa))
+ goto nla_put_failure;
- if ((dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME) &&
- nla_put_u32(msg, NL80211_ATTR_DEVICE_AP_SME,
- dev->wiphy.ap_sme_capa))
- goto nla_put_failure;
+ features = dev->wiphy.features;
+ /*
+ * We can only add the per-channel limit information if the
+ * dump is split, otherwise it makes it too big. Therefore
+ * only advertise it in that case.
+ */
+ if (split)
+ features |= NL80211_FEATURE_ADVERTISE_CHAN_LIMITS;
+ if (nla_put_u32(msg, NL80211_ATTR_FEATURE_FLAGS, features))
+ goto nla_put_failure;
- if (nla_put_u32(msg, NL80211_ATTR_FEATURE_FLAGS,
- dev->wiphy.features))
- goto nla_put_failure;
+ if (dev->wiphy.ht_capa_mod_mask &&
+ nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK,
+ sizeof(*dev->wiphy.ht_capa_mod_mask),
+ dev->wiphy.ht_capa_mod_mask))
+ goto nla_put_failure;
- if (dev->wiphy.ht_capa_mod_mask &&
- nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK,
- sizeof(*dev->wiphy.ht_capa_mod_mask),
- dev->wiphy.ht_capa_mod_mask))
- goto nla_put_failure;
+ if (dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME &&
+ dev->wiphy.max_acl_mac_addrs &&
+ nla_put_u32(msg, NL80211_ATTR_MAC_ACL_MAX,
+ dev->wiphy.max_acl_mac_addrs))
+ goto nla_put_failure;
- if (dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME &&
- dev->wiphy.max_acl_mac_addrs &&
- nla_put_u32(msg, NL80211_ATTR_MAC_ACL_MAX,
- dev->wiphy.max_acl_mac_addrs))
- goto nla_put_failure;
+ /*
+ * Any information below this point is only available to
+ * applications that can deal with it being split. This
+ * helps ensure that newly added capabilities don't break
+ * older tools by overrunning their buffers.
+ *
+ * We still increment split_start so that in the split
+ * case we'll continue with more data in the next round,
+ * but break unconditionally so unsplit data stops here.
+ */
+ (*split_start)++;
+ break;
+ case 9:
+ if (dev->wiphy.extended_capabilities &&
+ (nla_put(msg, NL80211_ATTR_EXT_CAPA,
+ dev->wiphy.extended_capabilities_len,
+ dev->wiphy.extended_capabilities) ||
+ nla_put(msg, NL80211_ATTR_EXT_CAPA_MASK,
+ dev->wiphy.extended_capabilities_len,
+ dev->wiphy.extended_capabilities_mask)))
+ goto nla_put_failure;
+ if (dev->wiphy.vht_capa_mod_mask &&
+ nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK,
+ sizeof(*dev->wiphy.vht_capa_mod_mask),
+ dev->wiphy.vht_capa_mod_mask))
+ goto nla_put_failure;
+
+ /* done */
+ *split_start = 0;
+ break;
+ }
return genlmsg_end(msg, hdr);
nla_put_failure:
@@ -1310,39 +1551,80 @@ static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb)
int idx = 0, ret;
int start = cb->args[0];
struct cfg80211_registered_device *dev;
+ s64 filter_wiphy = -1;
+ bool split = false;
+ struct nlattr **tb = nl80211_fam.attrbuf;
+ int res;
mutex_lock(&cfg80211_mutex);
+ res = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
+ tb, nl80211_fam.maxattr, nl80211_policy);
+ if (res == 0) {
+ split = tb[NL80211_ATTR_SPLIT_WIPHY_DUMP];
+ if (tb[NL80211_ATTR_WIPHY])
+ filter_wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
+ if (tb[NL80211_ATTR_WDEV])
+ filter_wiphy = nla_get_u64(tb[NL80211_ATTR_WDEV]) >> 32;
+ if (tb[NL80211_ATTR_IFINDEX]) {
+ struct net_device *netdev;
+ int ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+
+ netdev = dev_get_by_index(sock_net(skb->sk), ifidx);
+ if (!netdev) {
+ mutex_unlock(&cfg80211_mutex);
+ return -ENODEV;
+ }
+ if (netdev->ieee80211_ptr) {
+ dev = wiphy_to_dev(
+ netdev->ieee80211_ptr->wiphy);
+ filter_wiphy = dev->wiphy_idx;
+ }
+ dev_put(netdev);
+ }
+ }
+
list_for_each_entry(dev, &cfg80211_rdev_list, list) {
if (!net_eq(wiphy_net(&dev->wiphy), sock_net(skb->sk)))
continue;
if (++idx <= start)
continue;
- ret = nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid,
- cb->nlh->nlmsg_seq, NLM_F_MULTI,
- dev);
- if (ret < 0) {
- /*
- * If sending the wiphy data didn't fit (ENOBUFS or
- * EMSGSIZE returned), this SKB is still empty (so
- * it's not too big because another wiphy dataset is
- * already in the skb) and we've not tried to adjust
- * the dump allocation yet ... then adjust the alloc
- * size to be bigger, and return 1 but with the empty
- * skb. This results in an empty message being RX'ed
- * in userspace, but that is ignored.
- *
- * We can then retry with the larger buffer.
- */
- if ((ret == -ENOBUFS || ret == -EMSGSIZE) &&
- !skb->len &&
- cb->min_dump_alloc < 4096) {
- cb->min_dump_alloc = 4096;
- mutex_unlock(&cfg80211_mutex);
- return 1;
+ if (filter_wiphy != -1 && dev->wiphy_idx != filter_wiphy)
+ continue;
+ /* attempt to fit multiple wiphy data chunks into the skb */
+ do {
+ ret = nl80211_send_wiphy(dev, skb,
+ NETLINK_CB(cb->skb).portid,
+ cb->nlh->nlmsg_seq,
+ NLM_F_MULTI,
+ split, &cb->args[1],
+ &cb->args[2],
+ &cb->args[3]);
+ if (ret < 0) {
+ /*
+ * If sending the wiphy data didn't fit (ENOBUFS
+ * or EMSGSIZE returned), this SKB is still
+ * empty (so it's not too big because another
+ * wiphy dataset is already in the skb) and
+ * we've not tried to adjust the dump allocation
+ * yet ... then adjust the alloc size to be
+ * bigger, and return 1 but with the empty skb.
+ * This results in an empty message being RX'ed
+ * in userspace, but that is ignored.
+ *
+ * We can then retry with the larger buffer.
+ */
+ if ((ret == -ENOBUFS || ret == -EMSGSIZE) &&
+ !skb->len &&
+ cb->min_dump_alloc < 4096) {
+ cb->min_dump_alloc = 4096;
+ mutex_unlock(&cfg80211_mutex);
+ return 1;
+ }
+ idx--;
+ break;
}
- idx--;
- break;
- }
+ } while (cb->args[1] > 0);
+ break;
}
mutex_unlock(&cfg80211_mutex);
@@ -1360,7 +1642,8 @@ static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info)
if (!msg)
return -ENOMEM;
- if (nl80211_send_wiphy(msg, info->snd_portid, info->snd_seq, 0, dev) < 0) {
+ if (nl80211_send_wiphy(dev, msg, info->snd_portid, info->snd_seq, 0,
+ false, NULL, NULL, NULL) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
}
@@ -2967,6 +3250,7 @@ static int parse_station_flags(struct genl_info *info,
sta_flags = nla_data(nla);
params->sta_flags_mask = sta_flags->mask;
params->sta_flags_set = sta_flags->set;
+ params->sta_flags_set &= params->sta_flags_mask;
if ((params->sta_flags_mask |
params->sta_flags_set) & BIT(__NL80211_STA_FLAG_INVALID))
return -EINVAL;
@@ -3320,6 +3604,136 @@ static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
return genlmsg_reply(msg, info);
}
+int cfg80211_check_station_change(struct wiphy *wiphy,
+ struct station_parameters *params,
+ enum cfg80211_station_type statype)
+{
+ if (params->listen_interval != -1)
+ return -EINVAL;
+ if (params->aid)
+ return -EINVAL;
+
+ /* When you run into this, adjust the code below for the new flag */
+ BUILD_BUG_ON(NL80211_STA_FLAG_MAX != 7);
+
+ switch (statype) {
+ case CFG80211_STA_MESH_PEER_KERNEL:
+ case CFG80211_STA_MESH_PEER_USER:
+ /*
+ * No ignoring the TDLS flag here -- the userspace mesh
+ * code doesn't have the bug of including TDLS in the
+ * mask everywhere.
+ */
+ if (params->sta_flags_mask &
+ ~(BIT(NL80211_STA_FLAG_AUTHENTICATED) |
+ BIT(NL80211_STA_FLAG_MFP) |
+ BIT(NL80211_STA_FLAG_AUTHORIZED)))
+ return -EINVAL;
+ break;
+ case CFG80211_STA_TDLS_PEER_SETUP:
+ case CFG80211_STA_TDLS_PEER_ACTIVE:
+ if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
+ return -EINVAL;
+ /* ignore since it can't change */
+ params->sta_flags_mask &= ~BIT(NL80211_STA_FLAG_TDLS_PEER);
+ break;
+ default:
+ /* disallow mesh-specific things */
+ if (params->plink_action != NL80211_PLINK_ACTION_NO_ACTION)
+ return -EINVAL;
+ if (params->local_pm)
+ return -EINVAL;
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE)
+ return -EINVAL;
+ }
+
+ if (statype != CFG80211_STA_TDLS_PEER_SETUP &&
+ statype != CFG80211_STA_TDLS_PEER_ACTIVE) {
+ /* TDLS can't be set, ... */
+ if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
+ return -EINVAL;
+ /*
+ * ... but don't bother the driver with it. This works around
+ * a hostapd/wpa_supplicant issue -- it always includes the
+ * TLDS_PEER flag in the mask even for AP mode.
+ */
+ params->sta_flags_mask &= ~BIT(NL80211_STA_FLAG_TDLS_PEER);
+ }
+
+ if (statype != CFG80211_STA_TDLS_PEER_SETUP) {
+ /* reject other things that can't change */
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD)
+ return -EINVAL;
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_CAPABILITY)
+ return -EINVAL;
+ if (params->supported_rates)
+ return -EINVAL;
+ if (params->ext_capab || params->ht_capa || params->vht_capa)
+ return -EINVAL;
+ }
+
+ if (statype != CFG80211_STA_AP_CLIENT) {
+ if (params->vlan)
+ return -EINVAL;
+ }
+
+ switch (statype) {
+ case CFG80211_STA_AP_MLME_CLIENT:
+ /* Use this only for authorizing/unauthorizing a station */
+ if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
+ return -EOPNOTSUPP;
+ break;
+ case CFG80211_STA_AP_CLIENT:
+ /* accept only the listed bits */
+ if (params->sta_flags_mask &
+ ~(BIT(NL80211_STA_FLAG_AUTHORIZED) |
+ BIT(NL80211_STA_FLAG_AUTHENTICATED) |
+ BIT(NL80211_STA_FLAG_ASSOCIATED) |
+ BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) |
+ BIT(NL80211_STA_FLAG_WME) |
+ BIT(NL80211_STA_FLAG_MFP)))
+ return -EINVAL;
+
+ /* but authenticated/associated only if driver handles it */
+ if (!(wiphy->features & NL80211_FEATURE_FULL_AP_CLIENT_STATE) &&
+ params->sta_flags_mask &
+ (BIT(NL80211_STA_FLAG_AUTHENTICATED) |
+ BIT(NL80211_STA_FLAG_ASSOCIATED)))
+ return -EINVAL;
+ break;
+ case CFG80211_STA_IBSS:
+ case CFG80211_STA_AP_STA:
+ /* reject any changes other than AUTHORIZED */
+ if (params->sta_flags_mask & ~BIT(NL80211_STA_FLAG_AUTHORIZED))
+ return -EINVAL;
+ break;
+ case CFG80211_STA_TDLS_PEER_SETUP:
+ /* reject any changes other than AUTHORIZED or WME */
+ if (params->sta_flags_mask & ~(BIT(NL80211_STA_FLAG_AUTHORIZED) |
+ BIT(NL80211_STA_FLAG_WME)))
+ return -EINVAL;
+ /* force (at least) rates when authorizing */
+ if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED) &&
+ !params->supported_rates)
+ return -EINVAL;
+ break;
+ case CFG80211_STA_TDLS_PEER_ACTIVE:
+ /* reject any changes */
+ return -EINVAL;
+ case CFG80211_STA_MESH_PEER_KERNEL:
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE)
+ return -EINVAL;
+ break;
+ case CFG80211_STA_MESH_PEER_USER:
+ if (params->plink_action != NL80211_PLINK_ACTION_NO_ACTION)
+ return -EINVAL;
+ break;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(cfg80211_check_station_change);
+
/*
* Get vlan interface making sure it is running and on the right wiphy.
*/
@@ -3342,6 +3756,13 @@ static struct net_device *get_vlan(struct genl_info *info,
goto error;
}
+ if (v->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
+ v->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
+ v->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) {
+ ret = -EINVAL;
+ goto error;
+ }
+
if (!netif_running(v)) {
ret = -ENETDOWN;
goto error;
@@ -3359,21 +3780,13 @@ nl80211_sta_wme_policy[NL80211_STA_WME_MAX + 1] __read_mostly = {
[NL80211_STA_WME_MAX_SP] = { .type = NLA_U8 },
};
-static int nl80211_set_station_tdls(struct genl_info *info,
- struct station_parameters *params)
+static int nl80211_parse_sta_wme(struct genl_info *info,
+ struct station_parameters *params)
{
struct nlattr *tb[NL80211_STA_WME_MAX + 1];
struct nlattr *nla;
int err;
- /* Dummy STA entry gets updated once the peer capabilities are known */
- if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
- params->ht_capa =
- nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
- if (info->attrs[NL80211_ATTR_VHT_CAPABILITY])
- params->vht_capa =
- nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]);
-
/* parse WME attributes if present */
if (!info->attrs[NL80211_ATTR_STA_WME])
return 0;
@@ -3401,18 +3814,34 @@ static int nl80211_set_station_tdls(struct genl_info *info,
return 0;
}
+static int nl80211_set_station_tdls(struct genl_info *info,
+ struct station_parameters *params)
+{
+ /* Dummy STA entry gets updated once the peer capabilities are known */
+ if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
+ params->ht_capa =
+ nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY])
+ params->vht_capa =
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]);
+
+ return nl80211_parse_sta_wme(info, params);
+}
+
static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
- int err;
struct net_device *dev = info->user_ptr[1];
struct station_parameters params;
- u8 *mac_addr = NULL;
+ u8 *mac_addr;
+ int err;
memset(&params, 0, sizeof(params));
params.listen_interval = -1;
- params.plink_state = -1;
+
+ if (!rdev->ops->change_station)
+ return -EOPNOTSUPP;
if (info->attrs[NL80211_ATTR_STA_AID])
return -EINVAL;
@@ -3445,19 +3874,23 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
return -EINVAL;
- if (!rdev->ops->change_station)
- return -EOPNOTSUPP;
-
if (parse_station_flags(info, dev->ieee80211_ptr->iftype, &params))
return -EINVAL;
- if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
+ if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION]) {
params.plink_action =
- nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
+ nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
+ if (params.plink_action >= NUM_NL80211_PLINK_ACTIONS)
+ return -EINVAL;
+ }
- if (info->attrs[NL80211_ATTR_STA_PLINK_STATE])
+ if (info->attrs[NL80211_ATTR_STA_PLINK_STATE]) {
params.plink_state =
- nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_STATE]);
+ nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_STATE]);
+ if (params.plink_state >= NUM_NL80211_PLINK_STATES)
+ return -EINVAL;
+ params.sta_modify_mask |= STATION_PARAM_APPLY_PLINK_STATE;
+ }
if (info->attrs[NL80211_ATTR_LOCAL_MESH_POWER_MODE]) {
enum nl80211_mesh_power_mode pm = nla_get_u32(
@@ -3470,127 +3903,33 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
params.local_pm = pm;
}
+ /* Include parameters for TDLS peer (will check later) */
+ err = nl80211_set_station_tdls(info, &params);
+ if (err)
+ return err;
+
+ params.vlan = get_vlan(info, rdev);
+ if (IS_ERR(params.vlan))
+ return PTR_ERR(params.vlan);
+
switch (dev->ieee80211_ptr->iftype) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_P2P_GO:
- /* disallow mesh-specific things */
- if (params.plink_action)
- return -EINVAL;
- if (params.local_pm)
- return -EINVAL;
-
- /* TDLS can't be set, ... */
- if (params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
- return -EINVAL;
- /*
- * ... but don't bother the driver with it. This works around
- * a hostapd/wpa_supplicant issue -- it always includes the
- * TLDS_PEER flag in the mask even for AP mode.
- */
- params.sta_flags_mask &= ~BIT(NL80211_STA_FLAG_TDLS_PEER);
-
- /* accept only the listed bits */
- if (params.sta_flags_mask &
- ~(BIT(NL80211_STA_FLAG_AUTHORIZED) |
- BIT(NL80211_STA_FLAG_AUTHENTICATED) |
- BIT(NL80211_STA_FLAG_ASSOCIATED) |
- BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) |
- BIT(NL80211_STA_FLAG_WME) |
- BIT(NL80211_STA_FLAG_MFP)))
- return -EINVAL;
-
- /* but authenticated/associated only if driver handles it */
- if (!(rdev->wiphy.features &
- NL80211_FEATURE_FULL_AP_CLIENT_STATE) &&
- params.sta_flags_mask &
- (BIT(NL80211_STA_FLAG_AUTHENTICATED) |
- BIT(NL80211_STA_FLAG_ASSOCIATED)))
- return -EINVAL;
-
- /* reject other things that can't change */
- if (params.supported_rates)
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_STA_CAPABILITY])
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_STA_EXT_CAPABILITY])
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_HT_CAPABILITY] ||
- info->attrs[NL80211_ATTR_VHT_CAPABILITY])
- return -EINVAL;
-
- /* must be last in here for error handling */
- params.vlan = get_vlan(info, rdev);
- if (IS_ERR(params.vlan))
- return PTR_ERR(params.vlan);
- break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
- /*
- * Don't allow userspace to change the TDLS_PEER flag,
- * but silently ignore attempts to change it since we
- * don't have state here to verify that it doesn't try
- * to change the flag.
- */
- params.sta_flags_mask &= ~BIT(NL80211_STA_FLAG_TDLS_PEER);
- /* Include parameters for TDLS peer (driver will check) */
- err = nl80211_set_station_tdls(info, &params);
- if (err)
- return err;
- /* disallow things sta doesn't support */
- if (params.plink_action)
- return -EINVAL;
- if (params.local_pm)
- return -EINVAL;
- /* reject any changes other than AUTHORIZED or WME (for TDLS) */
- if (params.sta_flags_mask & ~(BIT(NL80211_STA_FLAG_AUTHORIZED) |
- BIT(NL80211_STA_FLAG_WME)))
- return -EINVAL;
- break;
case NL80211_IFTYPE_ADHOC:
- /* disallow things sta doesn't support */
- if (params.plink_action)
- return -EINVAL;
- if (params.local_pm)
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_HT_CAPABILITY] ||
- info->attrs[NL80211_ATTR_VHT_CAPABILITY])
- return -EINVAL;
- /* reject any changes other than AUTHORIZED */
- if (params.sta_flags_mask & ~BIT(NL80211_STA_FLAG_AUTHORIZED))
- return -EINVAL;
- break;
case NL80211_IFTYPE_MESH_POINT:
- /* disallow things mesh doesn't support */
- if (params.vlan)
- return -EINVAL;
- if (params.supported_rates)
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_STA_CAPABILITY])
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_STA_EXT_CAPABILITY])
- return -EINVAL;
- if (info->attrs[NL80211_ATTR_HT_CAPABILITY] ||
- info->attrs[NL80211_ATTR_VHT_CAPABILITY])
- return -EINVAL;
- /*
- * No special handling for TDLS here -- the userspace
- * mesh code doesn't have this bug.
- */
- if (params.sta_flags_mask &
- ~(BIT(NL80211_STA_FLAG_AUTHENTICATED) |
- BIT(NL80211_STA_FLAG_MFP) |
- BIT(NL80211_STA_FLAG_AUTHORIZED)))
- return -EINVAL;
break;
default:
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ goto out_put_vlan;
}
- /* be aware of params.vlan when changing code here */
-
+ /* driver will call cfg80211_check_station_change() */
err = rdev_change_station(rdev, dev, mac_addr, &params);
+ out_put_vlan:
if (params.vlan)
dev_put(params.vlan);
@@ -3607,6 +3946,9 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
memset(&params, 0, sizeof(params));
+ if (!rdev->ops->add_station)
+ return -EOPNOTSUPP;
+
if (!info->attrs[NL80211_ATTR_MAC])
return -EINVAL;
@@ -3652,50 +3994,32 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
params.vht_capa =
nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]);
- if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
+ if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION]) {
params.plink_action =
- nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
+ nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
+ if (params.plink_action >= NUM_NL80211_PLINK_ACTIONS)
+ return -EINVAL;
+ }
- if (!rdev->ops->add_station)
- return -EOPNOTSUPP;
+ err = nl80211_parse_sta_wme(info, &params);
+ if (err)
+ return err;
if (parse_station_flags(info, dev->ieee80211_ptr->iftype, &params))
return -EINVAL;
+ /* When you run into this, adjust the code below for the new flag */
+ BUILD_BUG_ON(NL80211_STA_FLAG_MAX != 7);
+
switch (dev->ieee80211_ptr->iftype) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_P2P_GO:
- /* parse WME attributes if sta is WME capable */
- if ((rdev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
- (params.sta_flags_set & BIT(NL80211_STA_FLAG_WME)) &&
- info->attrs[NL80211_ATTR_STA_WME]) {
- struct nlattr *tb[NL80211_STA_WME_MAX + 1];
- struct nlattr *nla;
-
- nla = info->attrs[NL80211_ATTR_STA_WME];
- err = nla_parse_nested(tb, NL80211_STA_WME_MAX, nla,
- nl80211_sta_wme_policy);
- if (err)
- return err;
+ /* ignore WME attributes if iface/sta is not capable */
+ if (!(rdev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) ||
+ !(params.sta_flags_set & BIT(NL80211_STA_FLAG_WME)))
+ params.sta_modify_mask &= ~STATION_PARAM_APPLY_UAPSD;
- if (tb[NL80211_STA_WME_UAPSD_QUEUES])
- params.uapsd_queues =
- nla_get_u8(tb[NL80211_STA_WME_UAPSD_QUEUES]);
- if (params.uapsd_queues &
- ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
- return -EINVAL;
-
- if (tb[NL80211_STA_WME_MAX_SP])
- params.max_sp =
- nla_get_u8(tb[NL80211_STA_WME_MAX_SP]);
-
- if (params.max_sp &
- ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
- return -EINVAL;
-
- params.sta_modify_mask |= STATION_PARAM_APPLY_UAPSD;
- }
/* TDLS peers cannot be added */
if (params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
return -EINVAL;
@@ -3716,6 +4040,9 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
return PTR_ERR(params.vlan);
break;
case NL80211_IFTYPE_MESH_POINT:
+ /* ignore uAPSD data */
+ params.sta_modify_mask &= ~STATION_PARAM_APPLY_UAPSD;
+
/* associated is disallowed */
if (params.sta_flags_mask & BIT(NL80211_STA_FLAG_ASSOCIATED))
return -EINVAL;
@@ -3724,8 +4051,14 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
break;
case NL80211_IFTYPE_STATION:
- /* associated is disallowed */
- if (params.sta_flags_mask & BIT(NL80211_STA_FLAG_ASSOCIATED))
+ case NL80211_IFTYPE_P2P_CLIENT:
+ /* ignore uAPSD data */
+ params.sta_modify_mask &= ~STATION_PARAM_APPLY_UAPSD;
+
+ /* these are disallowed */
+ if (params.sta_flags_mask &
+ (BIT(NL80211_STA_FLAG_ASSOCIATED) |
+ BIT(NL80211_STA_FLAG_AUTHENTICATED)))
return -EINVAL;
/* Only TDLS peers can be added */
if (!(params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
@@ -3736,6 +4069,11 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
/* ... with external setup is supported */
if (!(rdev->wiphy.flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP))
return -EOPNOTSUPP;
+ /*
+ * Older wpa_supplicant versions always mark the TDLS peer
+ * as authorized, but it shouldn't yet be.
+ */
+ params.sta_flags_mask &= ~BIT(NL80211_STA_FLAG_AUTHORIZED);
break;
default:
return -EOPNOTSUPP;
@@ -4280,6 +4618,7 @@ static const struct nla_policy
[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_USERSPACE_AUTH] = { .type = NLA_FLAG },
+ [NL80211_MESH_SETUP_USERSPACE_MPM] = { .type = NLA_FLAG },
[NL80211_MESH_SETUP_IE] = { .type = NLA_BINARY,
.len = IEEE80211_MAX_DATA_LEN },
[NL80211_MESH_SETUP_USERSPACE_AMPE] = { .type = NLA_FLAG },
@@ -4418,6 +4757,7 @@ do { \
static int nl80211_parse_mesh_setup(struct genl_info *info,
struct mesh_setup *setup)
{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct nlattr *tb[NL80211_MESH_SETUP_ATTR_MAX + 1];
if (!info->attrs[NL80211_ATTR_MESH_SETUP])
@@ -4454,8 +4794,14 @@ static int nl80211_parse_mesh_setup(struct genl_info *info,
setup->ie = nla_data(ieattr);
setup->ie_len = nla_len(ieattr);
}
+ if (tb[NL80211_MESH_SETUP_USERSPACE_MPM] &&
+ !(rdev->wiphy.features & NL80211_FEATURE_USERSPACE_MPM))
+ return -EINVAL;
+ setup->user_mpm = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_MPM]);
setup->is_authenticated = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_AUTH]);
setup->is_secure = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_AMPE]);
+ if (setup->is_secure)
+ setup->user_mpm = true;
return 0;
}
@@ -5663,14 +6009,10 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
- struct cfg80211_crypto_settings crypto;
struct ieee80211_channel *chan;
- const u8 *bssid, *ssid, *ie = NULL, *prev_bssid = NULL;
- int err, ssid_len, ie_len = 0;
- bool use_mfp = false;
- u32 flags = 0;
- struct ieee80211_ht_cap *ht_capa = NULL;
- struct ieee80211_ht_cap *ht_capa_mask = NULL;
+ struct cfg80211_assoc_request req = {};
+ const u8 *bssid, *ssid;
+ int err, ssid_len = 0;
if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]))
return -EINVAL;
@@ -5698,41 +6040,58 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]);
if (info->attrs[NL80211_ATTR_IE]) {
- ie = nla_data(info->attrs[NL80211_ATTR_IE]);
- ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
+ req.ie = nla_data(info->attrs[NL80211_ATTR_IE]);
+ req.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
}
if (info->attrs[NL80211_ATTR_USE_MFP]) {
enum nl80211_mfp mfp =
nla_get_u32(info->attrs[NL80211_ATTR_USE_MFP]);
if (mfp == NL80211_MFP_REQUIRED)
- use_mfp = true;
+ req.use_mfp = true;
else if (mfp != NL80211_MFP_NO)
return -EINVAL;
}
if (info->attrs[NL80211_ATTR_PREV_BSSID])
- prev_bssid = nla_data(info->attrs[NL80211_ATTR_PREV_BSSID]);
+ req.prev_bssid = nla_data(info->attrs[NL80211_ATTR_PREV_BSSID]);
if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_HT]))
- flags |= ASSOC_REQ_DISABLE_HT;
+ req.flags |= ASSOC_REQ_DISABLE_HT;
if (info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK])
- ht_capa_mask =
- nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK]);
+ memcpy(&req.ht_capa_mask,
+ nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK]),
+ sizeof(req.ht_capa_mask));
if (info->attrs[NL80211_ATTR_HT_CAPABILITY]) {
- if (!ht_capa_mask)
+ if (!info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK])
return -EINVAL;
- ht_capa = nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
+ memcpy(&req.ht_capa,
+ nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]),
+ sizeof(req.ht_capa));
}
- err = nl80211_crypto_settings(rdev, info, &crypto, 1);
+ if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_VHT]))
+ req.flags |= ASSOC_REQ_DISABLE_VHT;
+
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK])
+ memcpy(&req.vht_capa_mask,
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK]),
+ sizeof(req.vht_capa_mask));
+
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY]) {
+ if (!info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK])
+ return -EINVAL;
+ memcpy(&req.vht_capa,
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]),
+ sizeof(req.vht_capa));
+ }
+
+ err = nl80211_crypto_settings(rdev, info, &req.crypto, 1);
if (!err)
- err = cfg80211_mlme_assoc(rdev, dev, chan, bssid, prev_bssid,
- ssid, ssid_len, ie, ie_len, use_mfp,
- &crypto, flags, ht_capa,
- ht_capa_mask);
+ err = cfg80211_mlme_assoc(rdev, dev, chan, bssid,
+ ssid, ssid_len, &req);
return err;
}
@@ -6312,6 +6671,24 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
sizeof(connect.ht_capa));
}
+ if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_VHT]))
+ connect.flags |= ASSOC_REQ_DISABLE_VHT;
+
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK])
+ memcpy(&connect.vht_capa_mask,
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK]),
+ sizeof(connect.vht_capa_mask));
+
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY]) {
+ if (!info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK]) {
+ kfree(connkeys);
+ return -EINVAL;
+ }
+ memcpy(&connect.vht_capa,
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]),
+ sizeof(connect.vht_capa));
+ }
+
err = cfg80211_connect(rdev, dev, &connect, connkeys);
if (err)
kfree(connkeys);
@@ -7085,6 +7462,9 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info)
return err;
}
+ if (setup.user_mpm)
+ cfg.auto_open_plinks = false;
+
if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
err = nl80211_parse_chandef(rdev, info, &setup.chandef);
if (err)
@@ -7284,7 +7664,8 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
return -EINVAL;
if (nla_get_u32(tb[NL80211_WOWLAN_TCP_DATA_INTERVAL]) >
- rdev->wiphy.wowlan.tcp->data_interval_max)
+ rdev->wiphy.wowlan.tcp->data_interval_max ||
+ nla_get_u32(tb[NL80211_WOWLAN_TCP_DATA_INTERVAL]) == 0)
return -EINVAL;
wake_size = nla_len(tb[NL80211_WOWLAN_TCP_WAKE_PAYLOAD]);
@@ -7769,6 +8150,54 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info)
return 0;
}
+static int nl80211_get_protocol_features(struct sk_buff *skb,
+ struct genl_info *info)
+{
+ void *hdr;
+ struct sk_buff *msg;
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return -ENOMEM;
+
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
+ NL80211_CMD_GET_PROTOCOL_FEATURES);
+ if (!hdr)
+ goto nla_put_failure;
+
+ if (nla_put_u32(msg, NL80211_ATTR_PROTOCOL_FEATURES,
+ NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP))
+ goto nla_put_failure;
+
+ genlmsg_end(msg, hdr);
+ return genlmsg_reply(msg, info);
+
+ nla_put_failure:
+ kfree_skb(msg);
+ return -ENOBUFS;
+}
+
+static int nl80211_update_ft_ies(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct cfg80211_update_ft_ies_params ft_params;
+ struct net_device *dev = info->user_ptr[1];
+
+ if (!rdev->ops->update_ft_ies)
+ return -EOPNOTSUPP;
+
+ if (!info->attrs[NL80211_ATTR_MDID] ||
+ !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]))
+ return -EINVAL;
+
+ memset(&ft_params, 0, sizeof(ft_params));
+ ft_params.md = nla_get_u16(info->attrs[NL80211_ATTR_MDID]);
+ ft_params.ie = nla_data(info->attrs[NL80211_ATTR_IE]);
+ ft_params.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
+
+ return rdev_update_ft_ies(rdev, dev, &ft_params);
+}
+
#define NL80211_FLAG_NEED_WIPHY 0x01
#define NL80211_FLAG_NEED_NETDEV 0x02
#define NL80211_FLAG_NEED_RTNL 0x04
@@ -8445,6 +8874,19 @@ static struct genl_ops nl80211_ops[] = {
.internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
+ {
+ .cmd = NL80211_CMD_GET_PROTOCOL_FEATURES,
+ .doit = nl80211_get_protocol_features,
+ .policy = nl80211_policy,
+ },
+ {
+ .cmd = NL80211_CMD_UPDATE_FT_IES,
+ .doit = nl80211_update_ft_ies,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
+ NL80211_FLAG_NEED_RTNL,
+ },
};
static struct genl_multicast_group nl80211_mlme_mcgrp = {
@@ -8472,7 +8914,8 @@ void nl80211_notify_dev_rename(struct cfg80211_registered_device *rdev)
if (!msg)
return;
- if (nl80211_send_wiphy(msg, 0, 0, 0, rdev) < 0) {
+ if (nl80211_send_wiphy(rdev, msg, 0, 0, 0,
+ false, NULL, NULL, NULL) < 0) {
nlmsg_free(msg);
return;
}
@@ -8796,21 +9239,31 @@ void nl80211_send_disassoc(struct cfg80211_registered_device *rdev,
NL80211_CMD_DISASSOCIATE, gfp);
}
-void nl80211_send_unprot_deauth(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, const u8 *buf,
- size_t len, gfp_t gfp)
+void cfg80211_send_unprot_deauth(struct net_device *dev, const u8 *buf,
+ size_t len)
{
- nl80211_send_mlme_event(rdev, netdev, buf, len,
- NL80211_CMD_UNPROT_DEAUTHENTICATE, gfp);
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_send_unprot_deauth(dev);
+ nl80211_send_mlme_event(rdev, dev, buf, len,
+ NL80211_CMD_UNPROT_DEAUTHENTICATE, GFP_ATOMIC);
}
+EXPORT_SYMBOL(cfg80211_send_unprot_deauth);
-void nl80211_send_unprot_disassoc(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, const u8 *buf,
- size_t len, gfp_t gfp)
+void cfg80211_send_unprot_disassoc(struct net_device *dev, const u8 *buf,
+ size_t len)
{
- nl80211_send_mlme_event(rdev, netdev, buf, len,
- NL80211_CMD_UNPROT_DISASSOCIATE, gfp);
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_send_unprot_disassoc(dev);
+ nl80211_send_mlme_event(rdev, dev, buf, len,
+ NL80211_CMD_UNPROT_DISASSOCIATE, GFP_ATOMIC);
}
+EXPORT_SYMBOL(cfg80211_send_unprot_disassoc);
static void nl80211_send_mlme_timeout(struct cfg80211_registered_device *rdev,
struct net_device *netdev, int cmd,
@@ -9013,14 +9466,19 @@ void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
-void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
- struct net_device *netdev,
- const u8 *macaddr, const u8* ie, u8 ie_len,
- gfp_t gfp)
+void cfg80211_notify_new_peer_candidate(struct net_device *dev, const u8 *addr,
+ const u8* ie, u8 ie_len, gfp_t gfp)
{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct sk_buff *msg;
void *hdr;
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_MESH_POINT))
+ return;
+
+ trace_cfg80211_notify_new_peer_candidate(dev, addr);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9032,8 +9490,8 @@ void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
- nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, macaddr) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
(ie_len && ie &&
nla_put(msg, NL80211_ATTR_IE, ie_len , ie)))
goto nla_put_failure;
@@ -9048,6 +9506,7 @@ void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_notify_new_peer_candidate);
void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *addr,
@@ -9116,7 +9575,7 @@ void nl80211_send_beacon_hint_event(struct wiphy *wiphy,
nl_freq = nla_nest_start(msg, NL80211_ATTR_FREQ_BEFORE);
if (!nl_freq)
goto nla_put_failure;
- if (nl80211_msg_put_channel(msg, channel_before))
+ if (nl80211_msg_put_channel(msg, channel_before, false))
goto nla_put_failure;
nla_nest_end(msg, nl_freq);
@@ -9124,7 +9583,7 @@ void nl80211_send_beacon_hint_event(struct wiphy *wiphy,
nl_freq = nla_nest_start(msg, NL80211_ATTR_FREQ_AFTER);
if (!nl_freq)
goto nla_put_failure;
- if (nl80211_msg_put_channel(msg, channel_after))
+ if (nl80211_msg_put_channel(msg, channel_after, false))
goto nla_put_failure;
nla_nest_end(msg, nl_freq);
@@ -9186,31 +9645,42 @@ static void nl80211_send_remain_on_chan_event(
nlmsg_free(msg);
}
-void nl80211_send_remain_on_channel(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev, u64 cookie,
- struct ieee80211_channel *chan,
- unsigned int duration, gfp_t gfp)
+void cfg80211_ready_on_channel(struct wireless_dev *wdev, u64 cookie,
+ struct ieee80211_channel *chan,
+ unsigned int duration, gfp_t gfp)
{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_ready_on_channel(wdev, cookie, chan, duration);
nl80211_send_remain_on_chan_event(NL80211_CMD_REMAIN_ON_CHANNEL,
rdev, wdev, cookie, chan,
duration, gfp);
}
+EXPORT_SYMBOL(cfg80211_ready_on_channel);
-void nl80211_send_remain_on_channel_cancel(
- struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev,
- u64 cookie, struct ieee80211_channel *chan, gfp_t gfp)
+void cfg80211_remain_on_channel_expired(struct wireless_dev *wdev, u64 cookie,
+ struct ieee80211_channel *chan,
+ gfp_t gfp)
{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_ready_on_channel_expired(wdev, cookie, chan);
nl80211_send_remain_on_chan_event(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL,
rdev, wdev, cookie, chan, 0, gfp);
}
+EXPORT_SYMBOL(cfg80211_remain_on_channel_expired);
-void nl80211_send_sta_event(struct cfg80211_registered_device *rdev,
- struct net_device *dev, const u8 *mac_addr,
- struct station_info *sinfo, gfp_t gfp)
+void cfg80211_new_sta(struct net_device *dev, const u8 *mac_addr,
+ struct station_info *sinfo, gfp_t gfp)
{
+ struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
+ trace_cfg80211_new_sta(dev, mac_addr, sinfo);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9224,14 +9694,17 @@ void nl80211_send_sta_event(struct cfg80211_registered_device *rdev,
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, gfp);
}
+EXPORT_SYMBOL(cfg80211_new_sta);
-void nl80211_send_sta_del_event(struct cfg80211_registered_device *rdev,
- struct net_device *dev, const u8 *mac_addr,
- gfp_t gfp)
+void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp)
{
+ struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
void *hdr;
+ trace_cfg80211_del_sta(dev, mac_addr);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9256,12 +9729,14 @@ void nl80211_send_sta_del_event(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_del_sta);
-void nl80211_send_conn_failed_event(struct cfg80211_registered_device *rdev,
- struct net_device *dev, const u8 *mac_addr,
- enum nl80211_connect_failed_reason reason,
- gfp_t gfp)
+void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr,
+ enum nl80211_connect_failed_reason reason,
+ gfp_t gfp)
{
+ struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
void *hdr;
@@ -9290,6 +9765,7 @@ void nl80211_send_conn_failed_event(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_conn_failed);
static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
const u8 *addr, gfp_t gfp)
@@ -9334,19 +9810,47 @@ static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
return true;
}
-bool nl80211_unexpected_frame(struct net_device *dev, const u8 *addr, gfp_t gfp)
+bool cfg80211_rx_spurious_frame(struct net_device *dev,
+ const u8 *addr, gfp_t gfp)
{
- return __nl80211_unexpected_frame(dev, NL80211_CMD_UNEXPECTED_FRAME,
- addr, gfp);
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ bool ret;
+
+ trace_cfg80211_rx_spurious_frame(dev, addr);
+
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+ wdev->iftype != NL80211_IFTYPE_P2P_GO)) {
+ trace_cfg80211_return_bool(false);
+ return false;
+ }
+ ret = __nl80211_unexpected_frame(dev, NL80211_CMD_UNEXPECTED_FRAME,
+ addr, gfp);
+ trace_cfg80211_return_bool(ret);
+ return ret;
}
+EXPORT_SYMBOL(cfg80211_rx_spurious_frame);
-bool nl80211_unexpected_4addr_frame(struct net_device *dev,
- const u8 *addr, gfp_t gfp)
+bool cfg80211_rx_unexpected_4addr_frame(struct net_device *dev,
+ const u8 *addr, gfp_t gfp)
{
- return __nl80211_unexpected_frame(dev,
- NL80211_CMD_UNEXPECTED_4ADDR_FRAME,
- addr, gfp);
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ bool ret;
+
+ trace_cfg80211_rx_unexpected_4addr_frame(dev, addr);
+
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+ wdev->iftype != NL80211_IFTYPE_P2P_GO &&
+ wdev->iftype != NL80211_IFTYPE_AP_VLAN)) {
+ trace_cfg80211_return_bool(false);
+ return false;
+ }
+ ret = __nl80211_unexpected_frame(dev,
+ NL80211_CMD_UNEXPECTED_4ADDR_FRAME,
+ addr, gfp);
+ trace_cfg80211_return_bool(ret);
+ return ret;
}
+EXPORT_SYMBOL(cfg80211_rx_unexpected_4addr_frame);
int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev, u32 nlportid,
@@ -9386,15 +9890,17 @@ int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
return -ENOBUFS;
}
-void nl80211_send_mgmt_tx_status(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev, u64 cookie,
- const u8 *buf, size_t len, bool ack,
- gfp_t gfp)
+void cfg80211_mgmt_tx_status(struct wireless_dev *wdev, u64 cookie,
+ const u8 *buf, size_t len, bool ack, gfp_t gfp)
{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct net_device *netdev = wdev->netdev;
struct sk_buff *msg;
void *hdr;
+ trace_cfg80211_mgmt_tx_status(wdev, cookie, ack);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9422,17 +9928,21 @@ void nl80211_send_mgmt_tx_status(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_mgmt_tx_status);
-void
-nl80211_send_cqm_rssi_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev,
- enum nl80211_cqm_rssi_threshold_event rssi_event,
- gfp_t gfp)
+void cfg80211_cqm_rssi_notify(struct net_device *dev,
+ enum nl80211_cqm_rssi_threshold_event rssi_event,
+ gfp_t gfp)
{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
struct nlattr *pinfoattr;
void *hdr;
+ trace_cfg80211_cqm_rssi_notify(dev, rssi_event);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9444,7 +9954,7 @@ nl80211_send_cqm_rssi_notify(struct cfg80211_registered_device *rdev,
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
@@ -9467,10 +9977,11 @@ nl80211_send_cqm_rssi_notify(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_cqm_rssi_notify);
-void nl80211_gtk_rekey_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, const u8 *bssid,
- const u8 *replay_ctr, gfp_t gfp)
+static void nl80211_gtk_rekey_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *netdev, const u8 *bssid,
+ const u8 *replay_ctr, gfp_t gfp)
{
struct sk_buff *msg;
struct nlattr *rekey_attr;
@@ -9512,9 +10023,22 @@ void nl80211_gtk_rekey_notify(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
-void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, int index,
- const u8 *bssid, bool preauth, gfp_t gfp)
+void cfg80211_gtk_rekey_notify(struct net_device *dev, const u8 *bssid,
+ const u8 *replay_ctr, gfp_t gfp)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_gtk_rekey_notify(dev, bssid);
+ nl80211_gtk_rekey_notify(rdev, dev, bssid, replay_ctr, gfp);
+}
+EXPORT_SYMBOL(cfg80211_gtk_rekey_notify);
+
+static void
+nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *netdev, int index,
+ const u8 *bssid, bool preauth, gfp_t gfp)
{
struct sk_buff *msg;
struct nlattr *attr;
@@ -9557,9 +10081,22 @@ void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
-void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev,
- struct cfg80211_chan_def *chandef, gfp_t gfp)
+void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index,
+ const u8 *bssid, bool preauth, gfp_t gfp)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_pmksa_candidate_notify(dev, index, bssid, preauth);
+ nl80211_pmksa_candidate_notify(rdev, dev, index, bssid, preauth, gfp);
+}
+EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify);
+
+static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *netdev,
+ struct cfg80211_chan_def *chandef,
+ gfp_t gfp)
{
struct sk_buff *msg;
void *hdr;
@@ -9591,11 +10128,36 @@ void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
-void
-nl80211_send_cqm_txe_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, const u8 *peer,
- u32 num_packets, u32 rate, u32 intvl, gfp_t gfp)
+void cfg80211_ch_switch_notify(struct net_device *dev,
+ struct cfg80211_chan_def *chandef)
{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+ trace_cfg80211_ch_switch_notify(dev, chandef);
+
+ wdev_lock(wdev);
+
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+ wdev->iftype != NL80211_IFTYPE_P2P_GO))
+ goto out;
+
+ wdev->channel = chandef->chan;
+ nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL);
+out:
+ wdev_unlock(wdev);
+ return;
+}
+EXPORT_SYMBOL(cfg80211_ch_switch_notify);
+
+void cfg80211_cqm_txe_notify(struct net_device *dev,
+ const u8 *peer, u32 num_packets,
+ u32 rate, u32 intvl, gfp_t gfp)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
struct nlattr *pinfoattr;
void *hdr;
@@ -9611,7 +10173,7 @@ nl80211_send_cqm_txe_notify(struct cfg80211_registered_device *rdev,
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer))
goto nla_put_failure;
@@ -9640,6 +10202,7 @@ nl80211_send_cqm_txe_notify(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_cqm_txe_notify);
void
nl80211_radar_notify(struct cfg80211_registered_device *rdev,
@@ -9692,15 +10255,18 @@ nl80211_radar_notify(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
-void
-nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
- struct net_device *netdev, const u8 *peer,
- u32 num_packets, gfp_t gfp)
+void cfg80211_cqm_pktloss_notify(struct net_device *dev,
+ const u8 *peer, u32 num_packets, gfp_t gfp)
{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
struct nlattr *pinfoattr;
void *hdr;
+ trace_cfg80211_cqm_pktloss_notify(dev, peer, num_packets);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
@@ -9712,7 +10278,7 @@ nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer))
goto nla_put_failure;
@@ -9735,6 +10301,7 @@ nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
+EXPORT_SYMBOL(cfg80211_cqm_pktloss_notify);
void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
u64 cookie, bool acked, gfp_t gfp)
@@ -10021,6 +10588,50 @@ static struct notifier_block nl80211_netlink_notifier = {
.notifier_call = nl80211_netlink_notify,
};
+void cfg80211_ft_event(struct net_device *netdev,
+ struct cfg80211_ft_event_params *ft_event)
+{
+ struct wiphy *wiphy = netdev->ieee80211_ptr->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+ struct sk_buff *msg;
+ void *hdr;
+ int err;
+
+ trace_cfg80211_ft_event(wiphy, netdev, ft_event);
+
+ if (!ft_event->target_ap)
+ return;
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_FT_EVENT);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, ft_event->target_ap);
+ if (ft_event->ies)
+ nla_put(msg, NL80211_ATTR_IE, ft_event->ies_len, ft_event->ies);
+ if (ft_event->ric_ies)
+ nla_put(msg, NL80211_ATTR_IE_RIC, ft_event->ric_ies_len,
+ ft_event->ric_ies);
+
+ err = genlmsg_end(msg, hdr);
+ if (err < 0) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+ nl80211_mlme_mcgrp.id, GFP_KERNEL);
+}
+EXPORT_SYMBOL(cfg80211_ft_event);
+
/* initialisation/exit functions */
int nl80211_init(void)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.