diff options
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index dd249ec9f228..aa6b64069c80 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -420,6 +420,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_FILS_CACHE_ID] = { .len = 2 }, [NL80211_ATTR_PMK] = { .type = NLA_BINARY, .len = PMK_MAX_LEN }, [NL80211_ATTR_SCHED_SCAN_MULTI] = { .type = NLA_FLAG }, + [NL80211_ATTR_EXTERNAL_AUTH_SUPPORT] = { .type = NLA_FLAG }, }; /* policy for the key attributes */ @@ -9161,6 +9162,15 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info) return -EINVAL; } + if (nla_get_flag(info->attrs[NL80211_ATTR_EXTERNAL_AUTH_SUPPORT])) { + if (!info->attrs[NL80211_ATTR_SOCKET_OWNER]) { + GENL_SET_ERR_MSG(info, + "external auth requires connection ownership"); + return -EINVAL; + } + connect.flags |= CONNECT_REQ_EXTERNAL_AUTH_SUPPORT; + } + wdev_lock(dev->ieee80211_ptr); err = cfg80211_connect(rdev, dev, &connect, connkeys, @@ -12469,6 +12479,41 @@ static int nl80211_del_pmk(struct sk_buff *skb, struct genl_info *info) return ret; } +static int nl80211_external_auth(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_external_auth_params params; + + if (rdev->ops->external_auth) + return -EOPNOTSUPP; + + if (!info->attrs[NL80211_ATTR_SSID]) + return -EINVAL; + + if (!info->attrs[NL80211_ATTR_BSSID]) + return -EINVAL; + + if (!info->attrs[NL80211_ATTR_STATUS_CODE]) + return -EINVAL; + + memset(¶ms, 0, sizeof(params)); + + params.ssid.ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]); + if (params.ssid.ssid_len == 0 || + params.ssid.ssid_len > IEEE80211_MAX_SSID_LEN) + return -EINVAL; + memcpy(params.ssid.ssid, nla_data(info->attrs[NL80211_ATTR_SSID]), + params.ssid.ssid_len); + + memcpy(params.bssid, nla_data(info->attrs[NL80211_ATTR_BSSID]), + ETH_ALEN); + + params.status = nla_get_u16(info->attrs[NL80211_ATTR_STATUS_CODE]); + + return rdev_external_auth(rdev, dev, ¶ms); +} + #define NL80211_FLAG_NEED_WIPHY 0x01 #define NL80211_FLAG_NEED_NETDEV 0x02 #define NL80211_FLAG_NEED_RTNL 0x04 @@ -13364,6 +13409,14 @@ static const struct genl_ops nl80211_ops[] = { .internal_flags = NL80211_FLAG_NEED_NETDEV_UP | NL80211_FLAG_NEED_RTNL, }, + { + .cmd = NL80211_CMD_EXTERNAL_AUTH, + .doit = nl80211_external_auth, + .policy = nl80211_policy, + .flags = GENL_ADMIN_PERM, + .internal_flags = NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_NEED_RTNL, + }, }; @@ -15375,6 +15428,47 @@ void nl80211_send_ap_stopped(struct wireless_dev *wdev) nlmsg_free(msg); } +int cfg80211_external_auth_request(struct net_device *dev, + struct cfg80211_external_auth_params *params, + gfp_t gfp) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); + struct sk_buff *msg; + void *hdr; + + if (!wdev->conn_owner_nlportid) + return -EINVAL; + + msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp); + if (!msg) + return -ENOMEM; + + hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_EXTERNAL_AUTH); + if (!hdr) + goto nla_put_failure; + + if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) || + nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) || + nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, params->key_mgmt_suite) || + nla_put_u32(msg, NL80211_ATTR_EXTERNAL_AUTH_ACTION, + params->action) || + nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, params->bssid) || + nla_put(msg, NL80211_ATTR_SSID, params->ssid.ssid_len, + params->ssid.ssid)) + goto nla_put_failure; + + genlmsg_end(msg, hdr); + genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, + wdev->conn_owner_nlportid); + return 0; + + nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(cfg80211_external_auth_request); + /* initialisation/exit functions */ int __init nl80211_init(void) |