diff options
Diffstat (limited to 'net/wireless')
-rw-r--r-- | net/wireless/core.c | 7 | ||||
-rw-r--r-- | net/wireless/core.h | 4 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 109 | ||||
-rw-r--r-- | net/wireless/scan.c | 4 | ||||
-rw-r--r-- | net/wireless/util.c | 38 |
5 files changed, 140 insertions, 22 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c index 880dbe2e6f94..645437cfc464 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -488,6 +488,10 @@ int wiphy_register(struct wiphy *wiphy) int i; u16 ifmodes = wiphy->interface_modes; + if (WARN_ON((wiphy->wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) && + !(wiphy->wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY))) + return -EINVAL; + if (WARN_ON(wiphy->addresses && !wiphy->n_addresses)) return -EINVAL; @@ -918,7 +922,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, * Configure power management to the driver here so that its * correctly set also after interface type changes etc. */ - if (wdev->iftype == NL80211_IFTYPE_STATION && + if ((wdev->iftype == NL80211_IFTYPE_STATION || + wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) && rdev->ops->set_power_mgmt) if (rdev->ops->set_power_mgmt(wdev->wiphy, dev, wdev->ps, diff --git a/net/wireless/core.h b/net/wireless/core.h index a570ff9214ec..8672e028022f 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -447,6 +447,10 @@ int cfg80211_set_freq(struct cfg80211_registered_device *rdev, u16 cfg80211_calculate_bitrate(struct rate_info *rate); +int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, + const u8 *rates, unsigned int n_rates, + u32 *mask); + int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, u32 beacon_int); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6a82c898f831..28d2aa109bee 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -177,6 +177,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_STA_PLINK_STATE] = { .type = NLA_U8 }, [NL80211_ATTR_SCHED_SCAN_INTERVAL] = { .type = NLA_U32 }, [NL80211_ATTR_REKEY_DATA] = { .type = NLA_NESTED }, + [NL80211_ATTR_SCAN_SUPP_RATES] = { .type = NLA_NESTED }, }; /* policy for the key attributes */ @@ -205,6 +206,10 @@ nl80211_wowlan_policy[NUM_NL80211_WOWLAN_TRIG] = { [NL80211_WOWLAN_TRIG_DISCONNECT] = { .type = NLA_FLAG }, [NL80211_WOWLAN_TRIG_MAGIC_PKT] = { .type = NLA_FLAG }, [NL80211_WOWLAN_TRIG_PKT_PATTERN] = { .type = NLA_NESTED }, + [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_RFKILL_RELEASE] = { .type = NLA_FLAG }, }; /* policy for GTK rekey offload attributes */ @@ -692,8 +697,12 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags, 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); if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN) NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN); @@ -929,6 +938,16 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags, NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT); if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE); if (dev->wiphy.wowlan.n_patterns) { struct nl80211_wowlan_pattern_support pat = { .max_patterns = dev->wiphy.wowlan.n_patterns, @@ -3306,7 +3325,6 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) struct nlattr *attr; struct wiphy *wiphy; int err, tmp, n_ssids = 0, n_channels, i; - enum ieee80211_band band; size_t ie_len; if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE])) @@ -3326,6 +3344,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) if (!n_channels) return -EINVAL; } else { + enum ieee80211_band band; n_channels = 0; for (band = 0; band < IEEE80211_NUM_BANDS; band++) @@ -3386,6 +3405,8 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) i++; } } else { + enum ieee80211_band band; + /* all channels */ for (band = 0; band < IEEE80211_NUM_BANDS; band++) { int j; @@ -3432,6 +3453,30 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) request->ie_len); } + for (i = 0; i < IEEE80211_NUM_BANDS; i++) + if (wiphy->bands[i]) + request->rates[i] = + (1 << wiphy->bands[i]->n_bitrates) - 1; + + if (info->attrs[NL80211_ATTR_SCAN_SUPP_RATES]) { + nla_for_each_nested(attr, + info->attrs[NL80211_ATTR_SCAN_SUPP_RATES], + tmp) { + enum ieee80211_band band = nla_type(attr); + + if (band < 0 || band > IEEE80211_NUM_BANDS) { + err = -EINVAL; + goto out_free; + } + err = ieee80211_get_ratemask(wiphy->bands[band], + nla_data(attr), + nla_len(attr), + &request->rates[band]); + if (err) + goto out_free; + } + } + request->dev = dev; request->wiphy = &rdev->wiphy; @@ -3497,7 +3542,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, tmp) n_ssids++; - if (n_ssids > wiphy->max_scan_ssids) + if (n_ssids > wiphy->max_sched_scan_ssids) return -EINVAL; if (info->attrs[NL80211_ATTR_IE]) @@ -3505,7 +3550,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, else ie_len = 0; - if (ie_len > wiphy->max_scan_ie_len) + if (ie_len > wiphy->max_sched_scan_ie_len) return -EINVAL; mutex_lock(&rdev->sched_scan_mtx); @@ -4318,25 +4363,12 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info) nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]); struct ieee80211_supported_band *sband = wiphy->bands[ibss.channel->band]; - int i, j; + int err; - if (n_rates == 0) - return -EINVAL; - - for (i = 0; i < n_rates; i++) { - int rate = (rates[i] & 0x7f) * 5; - bool found = false; - - for (j = 0; j < sband->n_bitrates; j++) { - if (sband->bitrates[j].bitrate == rate) { - found = true; - ibss.basic_rates |= BIT(j); - break; - } - } - if (!found) - return -EINVAL; - } + err = ieee80211_get_ratemask(sband, rates, n_rates, + &ibss.basic_rates); + if (err) + return err; } if (info->attrs[NL80211_ATTR_MCAST_RATE] && @@ -5272,6 +5304,14 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT); if (rdev->wowlan->magic_pkt) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT); + if (rdev->wowlan->gtk_rekey_failure) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE); + if (rdev->wowlan->eap_identity_req) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST); + if (rdev->wowlan->four_way_handshake) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE); + if (rdev->wowlan->rfkill_release) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE); if (rdev->wowlan->n_patterns) { struct nlattr *nl_pats, *nl_pat; int i, pat_len; @@ -5348,6 +5388,33 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info) new_triggers.magic_pkt = true; } + if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED]) + return -EINVAL; + + if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE)) + return -EINVAL; + new_triggers.gtk_rekey_failure = true; + } + + if (tb[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) { + if (!(wowlan->flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ)) + return -EINVAL; + new_triggers.eap_identity_req = true; + } + + if (tb[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_4WAY_HANDSHAKE)) + return -EINVAL; + new_triggers.four_way_handshake = true; + } + + if (tb[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_RFKILL_RELEASE)) + return -EINVAL; + new_triggers.rfkill_release = true; + } + if (tb[NL80211_WOWLAN_TRIG_PKT_PATTERN]) { struct nlattr *pat; int n_patterns = 0; diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 1c4672e35144..2936cb809152 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -862,6 +862,10 @@ int cfg80211_wext_siwscan(struct net_device *dev, creq->n_ssids = 0; } + for (i = 0; i < IEEE80211_NUM_BANDS; i++) + if (wiphy->bands[i]) + creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1; + rdev->scan_req = creq; err = rdev->ops->scan(wiphy, dev, creq); if (err) { diff --git a/net/wireless/util.c b/net/wireless/util.c index 4d7b83fbc32f..be75a3a0424e 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -1006,3 +1006,41 @@ int cfg80211_can_change_interface(struct cfg80211_registered_device *rdev, return -EBUSY; } + +int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, + const u8 *rates, unsigned int n_rates, + u32 *mask) +{ + int i, j; + + if (!sband) + return -EINVAL; + + if (n_rates == 0 || n_rates > NL80211_MAX_SUPP_RATES) + return -EINVAL; + + *mask = 0; + + for (i = 0; i < n_rates; i++) { + int rate = (rates[i] & 0x7f) * 5; + bool found = false; + + for (j = 0; j < sband->n_bitrates; j++) { + if (sband->bitrates[j].bitrate == rate) { + found = true; + *mask |= BIT(j); + break; + } + } + if (!found) + return -EINVAL; + } + + /* + * mask must have at least one bit set here since we + * didn't accept a 0-length rates array nor allowed + * entries in the array that didn't exist + */ + + return 0; +} |