};
static const struct genl_multicast_group nl80211_mcgrps[] = {
- [NL80211_MCGRP_CONFIG] = { .name = "config", },
- [NL80211_MCGRP_SCAN] = { .name = "scan", },
- [NL80211_MCGRP_REGULATORY] = { .name = "regulatory", },
- [NL80211_MCGRP_MLME] = { .name = "mlme", },
- [NL80211_MCGRP_VENDOR] = { .name = "vendor", },
+ [NL80211_MCGRP_CONFIG] = { .name = NL80211_MULTICAST_GROUP_CONFIG },
+ [NL80211_MCGRP_SCAN] = { .name = NL80211_MULTICAST_GROUP_SCAN },
+ [NL80211_MCGRP_REGULATORY] = { .name = NL80211_MULTICAST_GROUP_REG },
+ [NL80211_MCGRP_MLME] = { .name = NL80211_MULTICAST_GROUP_MLME },
+ [NL80211_MCGRP_VENDOR] = { .name = NL80211_MULTICAST_GROUP_VENDOR },
#ifdef CONFIG_NL80211_TESTMODE
- [NL80211_MCGRP_TESTMODE] = { .name = "testmode", }
+ [NL80211_MCGRP_TESTMODE] = { .name = NL80211_MULTICAST_GROUP_TESTMODE }
#endif
};
[NL80211_ATTR_ADMITTED_TIME] = { .type = NLA_U16 },
[NL80211_ATTR_SMPS_MODE] = { .type = NLA_U8 },
[NL80211_ATTR_MAC_MASK] = { .len = ETH_ALEN },
+ [NL80211_ATTR_WIPHY_SELF_MANAGED_REG] = { .type = NLA_FLAG },
};
/* policy for the key attributes */
return -ENOBUFS;
}
+ if ((rdev->wiphy.wowlan->flags & WIPHY_WOWLAN_NET_DETECT) &&
+ nla_put_u32(msg, NL80211_WOWLAN_TRIG_NET_DETECT,
+ rdev->wiphy.wowlan->max_nd_match_sets))
+ return -ENOBUFS;
+
if (large && nl80211_send_wowlan_tcp_caps(rdev, msg))
return -ENOBUFS;
rdev->wiphy.max_num_csa_counters))
goto nla_put_failure;
+ if (rdev->wiphy.regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED &&
+ nla_put_flag(msg, NL80211_ATTR_WIPHY_SELF_MANAGED_REG))
+ goto nla_put_failure;
+
+ if (nla_put(msg, NL80211_ATTR_EXT_FEATURES,
+ sizeof(rdev->wiphy.ext_features),
+ rdev->wiphy.ext_features))
+ goto nla_put_failure;
+
/* done */
state->split_start = 0;
break;
}
finish:
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
goto nla_put_failure;
}
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
struct nlattr *rate;
u32 bitrate;
u16 bitrate_compat;
+ enum nl80211_attrs rate_flg;
rate = nla_nest_start(msg, attr);
if (!rate)
nla_put_u16(msg, NL80211_RATE_INFO_BITRATE, bitrate_compat))
return false;
+ switch (info->bw) {
+ case RATE_INFO_BW_5:
+ rate_flg = NL80211_RATE_INFO_5_MHZ_WIDTH;
+ break;
+ case RATE_INFO_BW_10:
+ rate_flg = NL80211_RATE_INFO_10_MHZ_WIDTH;
+ break;
+ default:
+ WARN_ON(1);
+ /* fall through */
+ case RATE_INFO_BW_20:
+ rate_flg = 0;
+ break;
+ case RATE_INFO_BW_40:
+ rate_flg = NL80211_RATE_INFO_40_MHZ_WIDTH;
+ break;
+ case RATE_INFO_BW_80:
+ rate_flg = NL80211_RATE_INFO_80_MHZ_WIDTH;
+ break;
+ case RATE_INFO_BW_160:
+ rate_flg = NL80211_RATE_INFO_160_MHZ_WIDTH;
+ break;
+ }
+
+ if (rate_flg && nla_put_flag(msg, rate_flg))
+ return false;
+
if (info->flags & RATE_INFO_FLAGS_MCS) {
if (nla_put_u8(msg, NL80211_RATE_INFO_MCS, info->mcs))
return false;
- if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
- nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
- return false;
if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
return false;
return false;
if (nla_put_u8(msg, NL80211_RATE_INFO_VHT_NSS, info->nss))
return false;
- if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
- nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
- return false;
- if (info->flags & RATE_INFO_FLAGS_80_MHZ_WIDTH &&
- nla_put_flag(msg, NL80211_RATE_INFO_80_MHZ_WIDTH))
- return false;
- if (info->flags & RATE_INFO_FLAGS_80P80_MHZ_WIDTH &&
- nla_put_flag(msg, NL80211_RATE_INFO_80P80_MHZ_WIDTH))
- return false;
- if (info->flags & RATE_INFO_FLAGS_160_MHZ_WIDTH &&
- nla_put_flag(msg, NL80211_RATE_INFO_160_MHZ_WIDTH))
- return false;
if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
return false;
return true;
}
-static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
- int flags,
+static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
+ u32 seq, int flags,
struct cfg80211_registered_device *rdev,
struct net_device *dev,
const u8 *mac_addr, struct station_info *sinfo)
void *hdr;
struct nlattr *sinfoattr, *bss_param;
- hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_STATION);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
return -1;
sinfoattr = nla_nest_start(msg, NL80211_ATTR_STA_INFO);
if (!sinfoattr)
goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_CONNECTED_TIME) &&
- nla_put_u32(msg, NL80211_STA_INFO_CONNECTED_TIME,
- sinfo->connected_time))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_INACTIVE_TIME) &&
- nla_put_u32(msg, NL80211_STA_INFO_INACTIVE_TIME,
- sinfo->inactive_time))
- goto nla_put_failure;
- if ((sinfo->filled & (STATION_INFO_RX_BYTES |
- STATION_INFO_RX_BYTES64)) &&
+
+#define PUT_SINFO(attr, memb, type) do { \
+ if (sinfo->filled & BIT(NL80211_STA_INFO_ ## attr) && \
+ nla_put_ ## type(msg, NL80211_STA_INFO_ ## attr, \
+ sinfo->memb)) \
+ goto nla_put_failure; \
+ } while (0)
+
+ PUT_SINFO(CONNECTED_TIME, connected_time, u32);
+ PUT_SINFO(INACTIVE_TIME, inactive_time, u32);
+
+ if (sinfo->filled & (BIT(NL80211_STA_INFO_RX_BYTES) |
+ BIT(NL80211_STA_INFO_RX_BYTES64)) &&
nla_put_u32(msg, NL80211_STA_INFO_RX_BYTES,
(u32)sinfo->rx_bytes))
goto nla_put_failure;
- if ((sinfo->filled & (STATION_INFO_TX_BYTES |
- STATION_INFO_TX_BYTES64)) &&
+
+ if (sinfo->filled & (BIT(NL80211_STA_INFO_TX_BYTES) |
+ BIT(NL80211_STA_INFO_TX_BYTES64)) &&
nla_put_u32(msg, NL80211_STA_INFO_TX_BYTES,
(u32)sinfo->tx_bytes))
goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_RX_BYTES64) &&
- nla_put_u64(msg, NL80211_STA_INFO_RX_BYTES64,
- sinfo->rx_bytes))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_TX_BYTES64) &&
- nla_put_u64(msg, NL80211_STA_INFO_TX_BYTES64,
- sinfo->tx_bytes))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_LLID) &&
- nla_put_u16(msg, NL80211_STA_INFO_LLID, sinfo->llid))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_PLID) &&
- nla_put_u16(msg, NL80211_STA_INFO_PLID, sinfo->plid))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_PLINK_STATE) &&
- nla_put_u8(msg, NL80211_STA_INFO_PLINK_STATE,
- sinfo->plink_state))
- goto nla_put_failure;
+
+ PUT_SINFO(RX_BYTES64, rx_bytes, u64);
+ PUT_SINFO(TX_BYTES64, tx_bytes, u64);
+ PUT_SINFO(LLID, llid, u16);
+ PUT_SINFO(PLID, plid, u16);
+ PUT_SINFO(PLINK_STATE, plink_state, u8);
+
switch (rdev->wiphy.signal_type) {
case CFG80211_SIGNAL_TYPE_MBM:
- if ((sinfo->filled & STATION_INFO_SIGNAL) &&
- nla_put_u8(msg, NL80211_STA_INFO_SIGNAL,
- sinfo->signal))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_SIGNAL_AVG) &&
- nla_put_u8(msg, NL80211_STA_INFO_SIGNAL_AVG,
- sinfo->signal_avg))
- goto nla_put_failure;
+ PUT_SINFO(SIGNAL, signal, u8);
+ PUT_SINFO(SIGNAL_AVG, signal_avg, u8);
break;
default:
break;
}
- if (sinfo->filled & STATION_INFO_CHAIN_SIGNAL) {
+ if (sinfo->filled & BIT(NL80211_STA_INFO_CHAIN_SIGNAL)) {
if (!nl80211_put_signal(msg, sinfo->chains,
sinfo->chain_signal,
NL80211_STA_INFO_CHAIN_SIGNAL))
goto nla_put_failure;
}
- if (sinfo->filled & STATION_INFO_CHAIN_SIGNAL_AVG) {
+ if (sinfo->filled & BIT(NL80211_STA_INFO_CHAIN_SIGNAL_AVG)) {
if (!nl80211_put_signal(msg, sinfo->chains,
sinfo->chain_signal_avg,
NL80211_STA_INFO_CHAIN_SIGNAL_AVG))
goto nla_put_failure;
}
- if (sinfo->filled & STATION_INFO_TX_BITRATE) {
+ if (sinfo->filled & BIT(NL80211_STA_INFO_TX_BITRATE)) {
if (!nl80211_put_sta_rate(msg, &sinfo->txrate,
NL80211_STA_INFO_TX_BITRATE))
goto nla_put_failure;
}
- if (sinfo->filled & STATION_INFO_RX_BITRATE) {
+ if (sinfo->filled & BIT(NL80211_STA_INFO_RX_BITRATE)) {
if (!nl80211_put_sta_rate(msg, &sinfo->rxrate,
NL80211_STA_INFO_RX_BITRATE))
goto nla_put_failure;
}
- if ((sinfo->filled & STATION_INFO_RX_PACKETS) &&
- nla_put_u32(msg, NL80211_STA_INFO_RX_PACKETS,
- sinfo->rx_packets))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_TX_PACKETS) &&
- nla_put_u32(msg, NL80211_STA_INFO_TX_PACKETS,
- sinfo->tx_packets))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_TX_RETRIES) &&
- nla_put_u32(msg, NL80211_STA_INFO_TX_RETRIES,
- sinfo->tx_retries))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_TX_FAILED) &&
- nla_put_u32(msg, NL80211_STA_INFO_TX_FAILED,
- sinfo->tx_failed))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_EXPECTED_THROUGHPUT) &&
- nla_put_u32(msg, NL80211_STA_INFO_EXPECTED_THROUGHPUT,
- sinfo->expected_throughput))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_BEACON_LOSS_COUNT) &&
- nla_put_u32(msg, NL80211_STA_INFO_BEACON_LOSS,
- sinfo->beacon_loss_count))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_LOCAL_PM) &&
- nla_put_u32(msg, NL80211_STA_INFO_LOCAL_PM,
- sinfo->local_pm))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_PEER_PM) &&
- nla_put_u32(msg, NL80211_STA_INFO_PEER_PM,
- sinfo->peer_pm))
- goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_NONPEER_PM) &&
- nla_put_u32(msg, NL80211_STA_INFO_NONPEER_PM,
- sinfo->nonpeer_pm))
- goto nla_put_failure;
- if (sinfo->filled & STATION_INFO_BSS_PARAM) {
+
+ PUT_SINFO(RX_PACKETS, rx_packets, u32);
+ PUT_SINFO(TX_PACKETS, tx_packets, u32);
+ PUT_SINFO(TX_RETRIES, tx_retries, u32);
+ PUT_SINFO(TX_FAILED, tx_failed, u32);
+ PUT_SINFO(EXPECTED_THROUGHPUT, expected_throughput, u32);
+ PUT_SINFO(BEACON_LOSS, beacon_loss_count, u32);
+ PUT_SINFO(LOCAL_PM, local_pm, u32);
+ PUT_SINFO(PEER_PM, peer_pm, u32);
+ PUT_SINFO(NONPEER_PM, nonpeer_pm, u32);
+
+ if (sinfo->filled & BIT(NL80211_STA_INFO_BSS_PARAM)) {
bss_param = nla_nest_start(msg, NL80211_STA_INFO_BSS_PARAM);
if (!bss_param)
goto nla_put_failure;
nla_nest_end(msg, bss_param);
}
- if ((sinfo->filled & STATION_INFO_STA_FLAGS) &&
+ if ((sinfo->filled & BIT(NL80211_STA_INFO_STA_FLAGS)) &&
nla_put(msg, NL80211_STA_INFO_STA_FLAGS,
sizeof(struct nl80211_sta_flag_update),
&sinfo->sta_flags))
goto nla_put_failure;
- if ((sinfo->filled & STATION_INFO_T_OFFSET) &&
- nla_put_u64(msg, NL80211_STA_INFO_T_OFFSET,
- sinfo->t_offset))
- goto nla_put_failure;
+
+ PUT_SINFO(T_OFFSET, t_offset, u64);
+ PUT_SINFO(RX_DROP_MISC, rx_dropped_misc, u64);
+ PUT_SINFO(BEACON_RX, rx_beacon, u64);
+ PUT_SINFO(BEACON_SIGNAL_AVG, rx_beacon_signal_avg, u8);
+
+#undef PUT_SINFO
+
+ if (sinfo->filled & BIT(NL80211_STA_INFO_TID_STATS)) {
+ struct nlattr *tidsattr;
+ int tid;
+
+ tidsattr = nla_nest_start(msg, NL80211_STA_INFO_TID_STATS);
+ if (!tidsattr)
+ goto nla_put_failure;
+
+ for (tid = 0; tid < IEEE80211_NUM_TIDS + 1; tid++) {
+ struct cfg80211_tid_stats *tidstats;
+ struct nlattr *tidattr;
+
+ tidstats = &sinfo->pertid[tid];
+
+ if (!tidstats->filled)
+ continue;
+
+ tidattr = nla_nest_start(msg, tid + 1);
+ if (!tidattr)
+ goto nla_put_failure;
+
+#define PUT_TIDVAL(attr, memb, type) do { \
+ if (tidstats->filled & BIT(NL80211_TID_STATS_ ## attr) && \
+ nla_put_ ## type(msg, NL80211_TID_STATS_ ## attr, \
+ tidstats->memb)) \
+ goto nla_put_failure; \
+ } while (0)
+
+ PUT_TIDVAL(RX_MSDU, rx_msdu, u64);
+ PUT_TIDVAL(TX_MSDU, tx_msdu, u64);
+ PUT_TIDVAL(TX_MSDU_RETRIES, tx_msdu_retries, u64);
+ PUT_TIDVAL(TX_MSDU_FAILED, tx_msdu_failed, u64);
+
+#undef PUT_TIDVAL
+ nla_nest_end(msg, tidattr);
+ }
+
+ nla_nest_end(msg, tidsattr);
+ }
+
nla_nest_end(msg, sinfoattr);
- if ((sinfo->filled & STATION_INFO_ASSOC_REQ_IES) &&
+ if (sinfo->assoc_req_ies_len &&
nla_put(msg, NL80211_ATTR_IE, sinfo->assoc_req_ies_len,
sinfo->assoc_req_ies))
goto nla_put_failure;
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
if (err)
goto out_err;
- if (nl80211_send_station(skb,
+ if (nl80211_send_station(skb, NL80211_CMD_NEW_STATION,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
rdev, wdev->netdev, mac_addr,
if (!msg)
return -ENOMEM;
- if (nl80211_send_station(msg, info->snd_portid, info->snd_seq, 0,
+ if (nl80211_send_station(msg, NL80211_CMD_NEW_STATION,
+ info->snd_portid, info->snd_seq, 0,
rdev, dev, mac_addr, &sinfo) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
nla_nest_end(msg, pinfoattr);
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
return err;
}
-static int nl80211_get_reg(struct sk_buff *skb, struct genl_info *info)
+static int nl80211_put_regdom(const struct ieee80211_regdomain *regdom,
+ struct sk_buff *msg)
{
- const struct ieee80211_regdomain *regdom;
- struct sk_buff *msg;
- void *hdr = NULL;
struct nlattr *nl_reg_rules;
unsigned int i;
- if (!cfg80211_regdomain)
- return -EINVAL;
-
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
- if (!msg)
- return -ENOBUFS;
-
- hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
- NL80211_CMD_GET_REG);
- if (!hdr)
- goto put_failure;
-
- if (reg_last_request_cell_base() &&
- nla_put_u32(msg, NL80211_ATTR_USER_REG_HINT_TYPE,
- NL80211_USER_REG_HINT_CELL_BASE))
- goto nla_put_failure;
-
- rcu_read_lock();
- regdom = rcu_dereference(cfg80211_regdomain);
-
if (nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, regdom->alpha2) ||
(regdom->dfs_region &&
nla_put_u8(msg, NL80211_ATTR_DFS_REGION, regdom->dfs_region)))
- goto nla_put_failure_rcu;
+ goto nla_put_failure;
nl_reg_rules = nla_nest_start(msg, NL80211_ATTR_REG_RULES);
if (!nl_reg_rules)
- goto nla_put_failure_rcu;
+ goto nla_put_failure;
for (i = 0; i < regdom->n_reg_rules; i++) {
struct nlattr *nl_reg_rule;
nl_reg_rule = nla_nest_start(msg, i);
if (!nl_reg_rule)
- goto nla_put_failure_rcu;
+ goto nla_put_failure;
max_bandwidth_khz = freq_range->max_bandwidth_khz;
if (!max_bandwidth_khz)
power_rule->max_eirp) ||
nla_put_u32(msg, NL80211_ATTR_DFS_CAC_TIME,
reg_rule->dfs_cac_ms))
- goto nla_put_failure_rcu;
+ goto nla_put_failure;
nla_nest_end(msg, nl_reg_rule);
}
- rcu_read_unlock();
nla_nest_end(msg, nl_reg_rules);
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
+static int nl80211_get_reg_do(struct sk_buff *skb, struct genl_info *info)
+{
+ const struct ieee80211_regdomain *regdom = NULL;
+ struct cfg80211_registered_device *rdev;
+ struct wiphy *wiphy = NULL;
+ struct sk_buff *msg;
+ void *hdr;
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return -ENOBUFS;
+
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
+ NL80211_CMD_GET_REG);
+ if (!hdr)
+ goto put_failure;
+
+ if (info->attrs[NL80211_ATTR_WIPHY]) {
+ bool self_managed;
+
+ rdev = cfg80211_get_dev_from_info(genl_info_net(info), info);
+ if (IS_ERR(rdev)) {
+ nlmsg_free(msg);
+ return PTR_ERR(rdev);
+ }
+
+ wiphy = &rdev->wiphy;
+ self_managed = wiphy->regulatory_flags &
+ REGULATORY_WIPHY_SELF_MANAGED;
+ regdom = get_wiphy_regdom(wiphy);
+
+ /* a self-managed-reg device must have a private regdom */
+ if (WARN_ON(!regdom && self_managed)) {
+ nlmsg_free(msg);
+ return -EINVAL;
+ }
+
+ if (regdom &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, get_wiphy_idx(wiphy)))
+ goto nla_put_failure;
+ }
+
+ if (!wiphy && reg_last_request_cell_base() &&
+ nla_put_u32(msg, NL80211_ATTR_USER_REG_HINT_TYPE,
+ NL80211_USER_REG_HINT_CELL_BASE))
+ goto nla_put_failure;
+
+ rcu_read_lock();
+
+ if (!regdom)
+ regdom = rcu_dereference(cfg80211_regdomain);
+
+ if (nl80211_put_regdom(regdom, msg))
+ goto nla_put_failure_rcu;
+
+ rcu_read_unlock();
genlmsg_end(msg, hdr);
return genlmsg_reply(msg, info);
return -EMSGSIZE;
}
+static int nl80211_send_regdom(struct sk_buff *msg, struct netlink_callback *cb,
+ u32 seq, int flags, struct wiphy *wiphy,
+ const struct ieee80211_regdomain *regdom)
+{
+ void *hdr = nl80211hdr_put(msg, NETLINK_CB(cb->skb).portid, seq, flags,
+ NL80211_CMD_GET_REG);
+
+ if (!hdr)
+ return -1;
+
+ genl_dump_check_consistent(cb, hdr, &nl80211_fam);
+
+ if (nl80211_put_regdom(regdom, msg))
+ goto nla_put_failure;
+
+ if (!wiphy && reg_last_request_cell_base() &&
+ nla_put_u32(msg, NL80211_ATTR_USER_REG_HINT_TYPE,
+ NL80211_USER_REG_HINT_CELL_BASE))
+ goto nla_put_failure;
+
+ if (wiphy &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, get_wiphy_idx(wiphy)))
+ goto nla_put_failure;
+
+ if (wiphy && wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED &&
+ nla_put_flag(msg, NL80211_ATTR_WIPHY_SELF_MANAGED_REG))
+ goto nla_put_failure;
+
+ genlmsg_end(msg, hdr);
+ return 0;
+
+nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ return -EMSGSIZE;
+}
+
+static int nl80211_get_reg_dump(struct sk_buff *skb,
+ struct netlink_callback *cb)
+{
+ const struct ieee80211_regdomain *regdom = NULL;
+ struct cfg80211_registered_device *rdev;
+ int err, reg_idx, start = cb->args[2];
+
+ rtnl_lock();
+
+ if (cfg80211_regdomain && start == 0) {
+ err = nl80211_send_regdom(skb, cb, cb->nlh->nlmsg_seq,
+ NLM_F_MULTI, NULL,
+ rtnl_dereference(cfg80211_regdomain));
+ if (err < 0)
+ goto out_err;
+ }
+
+ /* the global regdom is idx 0 */
+ reg_idx = 1;
+ list_for_each_entry(rdev, &cfg80211_rdev_list, list) {
+ regdom = get_wiphy_regdom(&rdev->wiphy);
+ if (!regdom)
+ continue;
+
+ if (++reg_idx <= start)
+ continue;
+
+ err = nl80211_send_regdom(skb, cb, cb->nlh->nlmsg_seq,
+ NLM_F_MULTI, &rdev->wiphy, regdom);
+ if (err < 0) {
+ reg_idx--;
+ break;
+ }
+ }
+
+ cb->args[2] = reg_idx;
+ err = skb->len;
+out_err:
+ rtnl_unlock();
+ return err;
+}
+
static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
{
struct nlattr *tb[NL80211_REG_RULE_ATTR_MAX + 1];
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_sched_scan_request *sched_scan_req;
int err;
if (!(rdev->wiphy.flags & WIPHY_FLAG_SUPPORTS_SCHED_SCAN) ||
if (rdev->sched_scan_req)
return -EINPROGRESS;
- rdev->sched_scan_req = nl80211_parse_sched_scan(&rdev->wiphy, wdev,
- info->attrs);
- err = PTR_ERR_OR_ZERO(rdev->sched_scan_req);
+ sched_scan_req = nl80211_parse_sched_scan(&rdev->wiphy, wdev,
+ info->attrs);
+
+ err = PTR_ERR_OR_ZERO(sched_scan_req);
if (err)
goto out_err;
- err = rdev_sched_scan_start(rdev, dev, rdev->sched_scan_req);
+ err = rdev_sched_scan_start(rdev, dev, sched_scan_req);
if (err)
goto out_free;
- rdev->sched_scan_req->dev = dev;
- rdev->sched_scan_req->wiphy = &rdev->wiphy;
+ sched_scan_req->dev = dev;
+ sched_scan_req->wiphy = &rdev->wiphy;
+
+ if (info->attrs[NL80211_ATTR_SOCKET_OWNER])
+ sched_scan_req->owner_nlportid = info->snd_portid;
+
+ rcu_assign_pointer(rdev->sched_scan_req, sched_scan_req);
nl80211_send_sched_scan(rdev, dev,
NL80211_CMD_START_SCHED_SCAN);
return 0;
out_free:
- kfree(rdev->sched_scan_req);
+ kfree(sched_scan_req);
out_err:
- rdev->sched_scan_req = NULL;
return err;
}
nla_nest_end(msg, bss);
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
fail_unlock_rcu:
rcu_read_unlock();
}
static int nl80211_send_survey(struct sk_buff *msg, u32 portid, u32 seq,
- int flags, struct net_device *dev,
- struct survey_info *survey)
+ int flags, struct net_device *dev,
+ bool allow_radio_stats,
+ struct survey_info *survey)
{
void *hdr;
struct nlattr *infoattr;
+ /* skip radio stats if userspace didn't request them */
+ if (!survey->channel && !allow_radio_stats)
+ return 0;
+
hdr = nl80211hdr_put(msg, portid, seq, flags,
NL80211_CMD_NEW_SURVEY_RESULTS);
if (!hdr)
if (!infoattr)
goto nla_put_failure;
- if (nla_put_u32(msg, NL80211_SURVEY_INFO_FREQUENCY,
+ if (survey->channel &&
+ nla_put_u32(msg, NL80211_SURVEY_INFO_FREQUENCY,
survey->channel->center_freq))
goto nla_put_failure;
if ((survey->filled & SURVEY_INFO_IN_USE) &&
nla_put_flag(msg, NL80211_SURVEY_INFO_IN_USE))
goto nla_put_failure;
- if ((survey->filled & SURVEY_INFO_CHANNEL_TIME) &&
- nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME,
- survey->channel_time))
+ if ((survey->filled & SURVEY_INFO_TIME) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME,
+ survey->time))
goto nla_put_failure;
- if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_BUSY) &&
- nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY,
- survey->channel_time_busy))
+ if ((survey->filled & SURVEY_INFO_TIME_BUSY) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME_BUSY,
+ survey->time_busy))
goto nla_put_failure;
- if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY) &&
- nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_EXT_BUSY,
- survey->channel_time_ext_busy))
+ if ((survey->filled & SURVEY_INFO_TIME_EXT_BUSY) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME_EXT_BUSY,
+ survey->time_ext_busy))
goto nla_put_failure;
- if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_RX) &&
- nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_RX,
- survey->channel_time_rx))
+ if ((survey->filled & SURVEY_INFO_TIME_RX) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME_RX,
+ survey->time_rx))
goto nla_put_failure;
- if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_TX) &&
- nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_TX,
- survey->channel_time_tx))
+ if ((survey->filled & SURVEY_INFO_TIME_TX) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME_TX,
+ survey->time_tx))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_TIME_SCAN) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_TIME_SCAN,
+ survey->time_scan))
goto nla_put_failure;
nla_nest_end(msg, infoattr);
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
return -EMSGSIZE;
}
-static int nl80211_dump_survey(struct sk_buff *skb,
- struct netlink_callback *cb)
+static int nl80211_dump_survey(struct sk_buff *skb, struct netlink_callback *cb)
{
struct survey_info survey;
struct cfg80211_registered_device *rdev;
struct wireless_dev *wdev;
int survey_idx = cb->args[2];
int res;
+ bool radio_stats;
res = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
if (res)
return res;
+ /* prepare_wdev_dump parsed the attributes */
+ radio_stats = nl80211_fam.attrbuf[NL80211_ATTR_SURVEY_RADIO_STATS];
+
if (!wdev->netdev) {
res = -EINVAL;
goto out_err;
if (res)
goto out_err;
- /* Survey without a channel doesn't make sense */
- if (!survey.channel) {
- res = -EINVAL;
- goto out;
- }
-
- if (survey.channel->flags & IEEE80211_CHAN_DISABLED) {
+ /* don't send disabled channels, but do send non-channel data */
+ if (survey.channel &&
+ survey.channel->flags & IEEE80211_CHAN_DISABLED) {
survey_idx++;
continue;
}
if (nl80211_send_survey(skb,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
- wdev->netdev, &survey) < 0)
+ wdev->netdev, radio_stats, &survey) < 0)
goto out;
survey_idx++;
}
return 0;
}
+static int nl80211_send_wowlan_nd(struct sk_buff *msg,
+ struct cfg80211_sched_scan_request *req)
+{
+ struct nlattr *nd, *freqs, *matches, *match;
+ int i;
+
+ if (!req)
+ return 0;
+
+ nd = nla_nest_start(msg, NL80211_WOWLAN_TRIG_NET_DETECT);
+ if (!nd)
+ return -ENOBUFS;
+
+ if (nla_put_u32(msg, NL80211_ATTR_SCHED_SCAN_INTERVAL, req->interval))
+ return -ENOBUFS;
+
+ freqs = nla_nest_start(msg, NL80211_ATTR_SCAN_FREQUENCIES);
+ if (!freqs)
+ return -ENOBUFS;
+
+ for (i = 0; i < req->n_channels; i++)
+ nla_put_u32(msg, i, req->channels[i]->center_freq);
+
+ nla_nest_end(msg, freqs);
+
+ if (req->n_match_sets) {
+ matches = nla_nest_start(msg, NL80211_ATTR_SCHED_SCAN_MATCH);
+ for (i = 0; i < req->n_match_sets; i++) {
+ match = nla_nest_start(msg, i);
+ nla_put(msg, NL80211_SCHED_SCAN_MATCH_ATTR_SSID,
+ req->match_sets[i].ssid.ssid_len,
+ req->match_sets[i].ssid.ssid);
+ nla_nest_end(msg, match);
+ }
+ nla_nest_end(msg, matches);
+ }
+
+ nla_nest_end(msg, nd);
+
+ return 0;
+}
+
static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
rdev->wiphy.wowlan_config->tcp))
goto nla_put_failure;
+ if (nl80211_send_wowlan_nd(
+ msg,
+ rdev->wiphy.wowlan_config->nd_config))
+ goto nla_put_failure;
+
nla_nest_end(msg, nl_wowlan);
}
},
{
.cmd = NL80211_CMD_GET_REG,
- .doit = nl80211_get_reg,
+ .doit = nl80211_get_reg_do,
+ .dumpit = nl80211_get_reg_dump,
.policy = nl80211_policy,
.internal_flags = NL80211_FLAG_NEED_RTNL,
/* can be retrieved by unprivileged users */
/* ignore errors and send incomplete event anyway */
nl80211_add_scan_req(msg, rdev);
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
goto nla_put_failure;
- return genlmsg_end(msg, hdr);
+ genlmsg_end(msg, hdr);
+ return 0;
nla_put_failure:
genlmsg_cancel(msg, hdr);
NL80211_MCGRP_SCAN, GFP_KERNEL);
}
-/*
- * This can happen on global regulatory changes or device specific settings
- * based on custom world regulatory domains.
- */
-void nl80211_send_reg_change_event(struct regulatory_request *request)
+static bool nl80211_reg_change_event_fill(struct sk_buff *msg,
+ struct regulatory_request *request)
{
- struct sk_buff *msg;
- void *hdr;
-
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
- if (!msg)
- return;
-
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_REG_CHANGE);
- if (!hdr) {
- nlmsg_free(msg);
- return;
- }
-
/* Userspace can always count this one always being set */
if (nla_put_u8(msg, NL80211_ATTR_REG_INITIATOR, request->initiator))
goto nla_put_failure;
goto nla_put_failure;
}
- if (request->wiphy_idx != WIPHY_IDX_INVALID &&
- nla_put_u32(msg, NL80211_ATTR_WIPHY, request->wiphy_idx))
+ if (request->wiphy_idx != WIPHY_IDX_INVALID) {
+ struct wiphy *wiphy = wiphy_idx_to_wiphy(request->wiphy_idx);
+
+ if (wiphy &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, request->wiphy_idx))
+ goto nla_put_failure;
+
+ if (wiphy &&
+ wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED &&
+ nla_put_flag(msg, NL80211_ATTR_WIPHY_SELF_MANAGED_REG))
+ goto nla_put_failure;
+ }
+
+ return true;
+
+nla_put_failure:
+ return false;
+}
+
+/*
+ * This can happen on global regulatory changes or device specific settings
+ * based on custom regulatory domains.
+ */
+void nl80211_common_reg_change_event(enum nl80211_commands cmd_id,
+ struct regulatory_request *request)
+{
+ struct sk_buff *msg;
+ void *hdr;
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, cmd_id);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ if (nl80211_reg_change_event_fill(msg, request) == false)
goto nla_put_failure;
genlmsg_end(msg, hdr);
if (!msg)
return;
- if (nl80211_send_station(msg, 0, 0, 0,
+ if (nl80211_send_station(msg, NL80211_CMD_NEW_STATION, 0, 0, 0,
rdev, dev, mac_addr, sinfo) < 0) {
nlmsg_free(msg);
return;
}
EXPORT_SYMBOL(cfg80211_new_sta);
-void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp)
+void cfg80211_del_sta_sinfo(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_rdev(wiphy);
struct sk_buff *msg;
- void *hdr;
+ struct station_info empty_sinfo = {};
+
+ if (!sinfo)
+ sinfo = &empty_sinfo;
trace_cfg80211_del_sta(dev, mac_addr);
if (!msg)
return;
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_DEL_STATION);
- if (!hdr) {
+ if (nl80211_send_station(msg, NL80211_CMD_DEL_STATION, 0, 0, 0,
+ rdev, dev, mac_addr, sinfo) < 0) {
nlmsg_free(msg);
return;
}
- if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
- nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr))
- goto nla_put_failure;
-
- genlmsg_end(msg, hdr);
-
genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
NL80211_MCGRP_MLME, gfp);
- return;
-
- nla_put_failure:
- genlmsg_cancel(msg, hdr);
- nlmsg_free(msg);
}
-EXPORT_SYMBOL(cfg80211_del_sta);
+EXPORT_SYMBOL(cfg80211_del_sta_sinfo);
void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr,
enum nl80211_connect_failed_reason reason,
list_for_each_entry_rcu(rdev, &cfg80211_rdev_list, list) {
bool schedule_destroy_work = false;
+ bool schedule_scan_stop = false;
+ struct cfg80211_sched_scan_request *sched_scan_req =
+ rcu_dereference(rdev->sched_scan_req);
+
+ if (sched_scan_req && notify->portid &&
+ sched_scan_req->owner_nlportid == notify->portid)
+ schedule_scan_stop = true;
list_for_each_entry_rcu(wdev, &rdev->wdev_list, list) {
cfg80211_mlme_unregister_socket(wdev, notify->portid);
spin_unlock(&rdev->destroy_list_lock);
schedule_work(&rdev->destroy_work);
}
+ } else if (schedule_scan_stop) {
+ sched_scan_req->owner_nlportid = 0;
+
+ if (rdev->ops->sched_scan_stop &&
+ rdev->wiphy.flags & WIPHY_FLAG_SUPPORTS_SCHED_SCAN)
+ schedule_work(&rdev->sched_scan_stop_wk);
}
}
projects / cascardo / linux.git / blobdiff