Amazing-Mirror/fragattacks
1
0
Fork 0
mirror of https://github.com/vanhoefm/fragattacks.git synced 2024-11-25 00:38:24 -05:00
Code Issues Projects Releases Wiki Activity

Add crypto parameters to set_ap() command separately

Browse Source 
This helps drivers that build the Beacon and Probe Response frames
internally.
This commit is contained in:
Jouni Malinen 2011-08-26 21:11:42 +03:00 committed by Jouni Malinen
parent d8cc23a438
commit b11d1d6439
3 changed files with 105 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/ap/beacon.c
View File

@ -520,6 +520,16 @@ void ieee802_11_set_beacon(struct hostapd_data *hapd)
params.beacon_int = hapd->iconf->beacon_int;
params.ssid = (u8 *) hapd->conf->ssid.ssid;
params.ssid_len = hapd->conf->ssid.ssid_len;
params.pairwise_ciphers = hapd->conf->rsn_pairwise ?
hapd->conf->rsn_pairwise : hapd->conf->wpa_pairwise;
params.group_cipher = hapd->conf->wpa_group;
params.key_mgmt_suites = hapd->conf->wpa_key_mgmt;
params.auth_algs = hapd->conf->auth_algs;
params.wpa_version = hapd->conf->wpa;
params.privacy = hapd->conf->ssid.wep.keys_set || hapd->conf->wpa ||
(hapd->conf->ieee802_1x &&
(hapd->conf->default_wep_key_len ||
hapd->conf->individual_wep_key_len));
if (hostapd_drv_set_ap(hapd, &params))
wpa_printf(MSG_ERROR, "Failed to set beacon parameters");

30
src/drivers/driver.h
View File

@ -540,6 +540,36 @@ struct wpa_driver_ap_params {
* ssid_len - Length of the SSID (1..32)
*/
size_t ssid_len;
/**
* pairwise_ciphers - WPA_CIPHER_* bitfield
*/
unsigned int pairwise_ciphers;
/**
* group_cipher - WPA_CIPHER_*
*/
unsigned int group_cipher;
/**
* key_mgmt_suites - WPA_KEY_MGMT_* bitfield
*/
unsigned int key_mgmt_suites;
/**
* auth_algs - WPA_AUTH_ALG_* bitfield
*/
unsigned int auth_algs;
/**
* wpa_version - WPA_PROTO_* bitfield
*/
unsigned int wpa_version;
/**
* privacy - Whether privacy is used in the BSS
*/
int privacy;
};
/**

65
src/drivers/driver_nl80211.c
View File

@ -3828,6 +3828,9 @@ static int wpa_driver_nl80211_set_ap(void *priv,
int ret;
int beacon_set;
int ifindex = if_nametoindex(bss->ifname);
int num_suites;
u32 suites[10];
u32 ver;
beacon_set = bss->beacon_set;
@ -3849,6 +3852,68 @@ static int wpa_driver_nl80211_set_ap(void *priv,
NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period);
NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
params->ssid);
if (params->privacy)
NLA_PUT_FLAG(msg, NL80211_ATTR_PRIVACY);
if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
(WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
/* Leave out the attribute */
} else if (params->auth_algs & WPA_AUTH_ALG_SHARED)
NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE,
NL80211_AUTHTYPE_SHARED_KEY);
else
NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE,
NL80211_AUTHTYPE_OPEN_SYSTEM);
ver = 0;
if (params->wpa_version & WPA_PROTO_WPA)
ver |= NL80211_WPA_VERSION_1;
if (params->wpa_version & WPA_PROTO_RSN)
ver |= NL80211_WPA_VERSION_2;
if (ver)
NLA_PUT_U32(msg, NL80211_ATTR_WPA_VERSIONS, ver);
num_suites = 0;
if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
suites[num_suites++] = WLAN_AKM_SUITE_8021X;
if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
suites[num_suites++] = WLAN_AKM_SUITE_PSK;
if (num_suites) {
NLA_PUT(msg, NL80211_ATTR_AKM_SUITES,
num_suites * sizeof(u32), suites);
}
num_suites = 0;
if (params->pairwise_ciphers & WPA_CIPHER_CCMP)
suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
if (params->pairwise_ciphers & WPA_CIPHER_TKIP)
suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
if (params->pairwise_ciphers & WPA_CIPHER_WEP104)
suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
if (params->pairwise_ciphers & WPA_CIPHER_WEP40)
suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
if (num_suites) {
NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
num_suites * sizeof(u32), suites);
}
switch (params->group_cipher) {
case WPA_CIPHER_CCMP:
NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP,
WLAN_CIPHER_SUITE_CCMP);
break;
case WPA_CIPHER_TKIP:
NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP,
WLAN_CIPHER_SUITE_TKIP);
break;
case WPA_CIPHER_WEP104:
NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP,
WLAN_CIPHER_SUITE_WEP104);
break;
case WPA_CIPHER_WEP40:
NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP,
WLAN_CIPHER_SUITE_WEP40);
break;
}
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
if (ret) {