diff options
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index a8bd453..08de0c6 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -375,6 +375,9 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [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 */ @@ -8160,6 +8163,27 @@ static int nl80211_get_protocol_features(struct sk_buff *skb, 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 @@ -8841,6 +8865,14 @@ static struct genl_ops nl80211_ops[] = { .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 = { @@ -10542,6 +10574,50 @@ 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) |
