提交 cfcf1682 编写于 作者: J Jouni Malinen 提交者: Johannes Berg

cfg80211: Add new GCMP, CCMP-256, BIP-GMAC, BIP-CMAC-256 ciphers

This makes cfg80211 aware of the GCMP, GCMP-256, CCMP-256, BIP-GMAC-128,
BIP-GMAC-256, and BIP-CMAC-256 cipher suites. These new cipher suites
were defined in IEEE Std 802.11ac-2013.
Signed-off-by: NJouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>
上级 37720569
......@@ -1994,9 +1994,15 @@ enum ieee80211_key_len {
WLAN_KEY_LEN_WEP40 = 5,
WLAN_KEY_LEN_WEP104 = 13,
WLAN_KEY_LEN_CCMP = 16,
WLAN_KEY_LEN_CCMP_256 = 32,
WLAN_KEY_LEN_TKIP = 32,
WLAN_KEY_LEN_AES_CMAC = 16,
WLAN_KEY_LEN_SMS4 = 32,
WLAN_KEY_LEN_GCMP = 16,
WLAN_KEY_LEN_GCMP_256 = 32,
WLAN_KEY_LEN_BIP_CMAC_256 = 32,
WLAN_KEY_LEN_BIP_GMAC_128 = 16,
WLAN_KEY_LEN_BIP_GMAC_256 = 32,
};
#define IEEE80211_WEP_IV_LEN 4
......@@ -2004,9 +2010,16 @@ enum ieee80211_key_len {
#define IEEE80211_CCMP_HDR_LEN 8
#define IEEE80211_CCMP_MIC_LEN 8
#define IEEE80211_CCMP_PN_LEN 6
#define IEEE80211_CCMP_256_HDR_LEN 8
#define IEEE80211_CCMP_256_MIC_LEN 16
#define IEEE80211_CCMP_256_PN_LEN 6
#define IEEE80211_TKIP_IV_LEN 8
#define IEEE80211_TKIP_ICV_LEN 4
#define IEEE80211_CMAC_PN_LEN 6
#define IEEE80211_GMAC_PN_LEN 6
#define IEEE80211_GCMP_HDR_LEN 8
#define IEEE80211_GCMP_MIC_LEN 16
#define IEEE80211_GCMP_PN_LEN 6
/* Public action codes */
enum ieee80211_pub_actioncode {
......@@ -2230,6 +2243,11 @@ enum ieee80211_sa_query_action {
#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
#define WLAN_CIPHER_SUITE_GCMP_256 0x000FAC09
#define WLAN_CIPHER_SUITE_CCMP_256 0x000FAC0A
#define WLAN_CIPHER_SUITE_BIP_GMAC_128 0x000FAC0B
#define WLAN_CIPHER_SUITE_BIP_GMAC_256 0x000FAC0C
#define WLAN_CIPHER_SUITE_BIP_CMAC_256 0x000FAC0D
#define WLAN_CIPHER_SUITE_SMS4 0x00147201
......
......@@ -230,6 +230,9 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
switch (params->cipher) {
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_CCMP:
case WLAN_CIPHER_SUITE_CCMP_256:
case WLAN_CIPHER_SUITE_GCMP:
case WLAN_CIPHER_SUITE_GCMP_256:
/* Disallow pairwise keys with non-zero index unless it's WEP
* or a vendor specific cipher (because current deployments use
* pairwise WEP keys with non-zero indices and for vendor
......@@ -240,6 +243,9 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_AES_CMAC:
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
case WLAN_CIPHER_SUITE_BIP_GMAC_256:
/* Disallow BIP (group-only) cipher as pairwise cipher */
if (pairwise)
return -EINVAL;
......@@ -261,6 +267,18 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
if (params->key_len != WLAN_KEY_LEN_CCMP)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_CCMP_256:
if (params->key_len != WLAN_KEY_LEN_CCMP_256)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_GCMP:
if (params->key_len != WLAN_KEY_LEN_GCMP)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_GCMP_256:
if (params->key_len != WLAN_KEY_LEN_GCMP_256)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_WEP104:
if (params->key_len != WLAN_KEY_LEN_WEP104)
return -EINVAL;
......@@ -269,6 +287,18 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
if (params->key_len != WLAN_KEY_LEN_AES_CMAC)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
if (params->key_len != WLAN_KEY_LEN_BIP_CMAC_256)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
if (params->key_len != WLAN_KEY_LEN_BIP_GMAC_128)
return -EINVAL;
break;
case WLAN_CIPHER_SUITE_BIP_GMAC_256:
if (params->key_len != WLAN_KEY_LEN_BIP_GMAC_256)
return -EINVAL;
break;
default:
/*
* We don't know anything about this algorithm,
......@@ -288,7 +318,13 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
return -EINVAL;
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_CCMP:
case WLAN_CIPHER_SUITE_CCMP_256:
case WLAN_CIPHER_SUITE_GCMP:
case WLAN_CIPHER_SUITE_GCMP_256:
case WLAN_CIPHER_SUITE_AES_CMAC:
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
case WLAN_CIPHER_SUITE_BIP_GMAC_256:
if (params->seq_len != 6)
return -EINVAL;
break;
......
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