Commit 2831a631 authored by Chung-Hsien Hsu's avatar Chung-Hsien Hsu Committed by Johannes Berg

nl80211: support SAE authentication offload in AP mode

Let drivers advertise support for AP-mode SAE authentication offload
with a new NL80211_EXT_FEATURE_SAE_OFFLOAD_AP flag.
Signed-off-by: default avatarChung-Hsien Hsu <stanley.hsu@cypress.com>
Signed-off-by: default avatarChi-Hsien Lin <chi-hsien.lin@cypress.com>
Link: https://lore.kernel.org/r/20200817073316.33402-4-stanley.hsu@cypress.comSigned-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 8552a434
......@@ -252,9 +252,13 @@
* DOC: SAE authentication offload
*
* By setting @NL80211_EXT_FEATURE_SAE_OFFLOAD flag drivers can indicate they
* support offloading SAE authentication for WPA3-Personal networks. In
* %NL80211_CMD_CONNECT the password for SAE should be specified using
* %NL80211_ATTR_SAE_PASSWORD.
* support offloading SAE authentication for WPA3-Personal networks in station
* mode. Similarly @NL80211_EXT_FEATURE_SAE_OFFLOAD_AP flag can be set by
* drivers indicating the offload support in AP mode.
*
* The password for SAE should be specified using %NL80211_ATTR_SAE_PASSWORD in
* %NL80211_CMD_CONNECT and %NL80211_CMD_START_AP for station and AP mode
* respectively.
*/
/**
......@@ -5845,6 +5849,9 @@ enum nl80211_feature_flags {
* handshake with PSK in AP mode (PSK is passed as part of the start AP
* command).
*
* @NL80211_EXT_FEATURE_SAE_OFFLOAD_AP: Device wants to do SAE authentication
* in AP mode (SAE password is passed as part of the start AP command).
*
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
*/
......@@ -5902,6 +5909,7 @@ enum nl80211_ext_feature_index {
NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211_TX_STATUS,
NL80211_EXT_FEATURE_OPERATING_CHANNEL_VALIDATION,
NL80211_EXT_FEATURE_4WAY_HANDSHAKE_AP_PSK,
NL80211_EXT_FEATURE_SAE_OFFLOAD_AP,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,
......
......@@ -4960,8 +4960,9 @@ static bool nl80211_valid_auth_type(struct cfg80211_registered_device *rdev,
return false;
return true;
case NL80211_CMD_START_AP:
/* SAE not supported yet */
if (auth_type == NL80211_AUTHTYPE_SAE)
if (!wiphy_ext_feature_isset(&rdev->wiphy,
NL80211_EXT_FEATURE_SAE_OFFLOAD_AP) &&
auth_type == NL80211_AUTHTYPE_SAE)
return false;
/* FILS not supported yet */
if (auth_type == NL80211_AUTHTYPE_FILS_SK ||
......@@ -9552,7 +9553,9 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
if (info->attrs[NL80211_ATTR_SAE_PASSWORD]) {
if (!wiphy_ext_feature_isset(&rdev->wiphy,
NL80211_EXT_FEATURE_SAE_OFFLOAD))
NL80211_EXT_FEATURE_SAE_OFFLOAD) &&
!wiphy_ext_feature_isset(&rdev->wiphy,
NL80211_EXT_FEATURE_SAE_OFFLOAD_AP))
return -EINVAL;
settings->sae_pwd =
nla_data(info->attrs[NL80211_ATTR_SAE_PASSWORD]);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment