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authorJouni Malinen <j@w1.fi>2010-11-12 20:40:59 (GMT)
committerJouni Malinen <j@w1.fi>2010-11-12 20:40:59 (GMT)
commit327f71604c044b601898998db3f995ce5b28c186 (patch)
treed9d215e4892c33b911d7b6a64ed5276d1d4ed5fb /wlantest/sta.c
parentf3b87561d7614f4b4ea2aea13400a249225c7fee (diff)
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wlantest: Parse WPA/RSN IE and store info for BSS/STA
In addition, verify that the parameters that the STA is requesting match with what is enabled in the BSS.
Diffstat (limited to 'wlantest/sta.c')
-rw-r--r--wlantest/sta.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/wlantest/sta.c b/wlantest/sta.c
index 447bd7a..5c0ca0d 100644
--- a/wlantest/sta.c
+++ b/wlantest/sta.c
@@ -15,6 +15,7 @@
#include "utils/includes.h"
#include "utils/common.h"
+#include "common/defs.h"
#include "common/ieee802_11_common.h"
#include "wlantest.h"
@@ -34,6 +35,7 @@ struct wlantest_sta * sta_get(struct wlantest_bss *bss, const u8 *addr)
sta = os_zalloc(sizeof(*sta));
if (sta == NULL)
return NULL;
+ sta->bss = bss;
os_memcpy(sta->addr, addr, ETH_ALEN);
dl_list_add(&bss->sta, &sta->list);
wpa_printf(MSG_DEBUG, "Discovered new STA " MACSTR " in BSS " MACSTR,
@@ -51,6 +53,9 @@ void sta_deinit(struct wlantest_sta *sta)
void sta_update_assoc(struct wlantest_sta *sta, struct ieee802_11_elems *elems)
{
+ struct wpa_ie_data data;
+ struct wlantest_bss *bss = sta->bss;
+
if (elems->wpa_ie && elems->rsn_ie) {
wpa_printf(MSG_INFO, "Both WPA IE and RSN IE included in "
"Association Request frame from " MACSTR,
@@ -62,11 +67,76 @@ void sta_update_assoc(struct wlantest_sta *sta, struct ieee802_11_elems *elems)
elems->rsn_ie_len + 2);
os_memcpy(sta->rsnie, elems->rsn_ie - 2,
elems->rsn_ie_len + 2);
+ if (wpa_parse_wpa_ie_rsn(sta->rsnie, 2 + sta->rsnie[1], &data)
+ < 0) {
+ wpa_printf(MSG_INFO, "Failed to parse RSN IE from "
+ MACSTR, MAC2STR(sta->addr));
+ }
} else if (elems->wpa_ie) {
wpa_hexdump(MSG_DEBUG, "WPA IE", elems->wpa_ie - 2,
elems->wpa_ie_len + 2);
os_memcpy(sta->rsnie, elems->wpa_ie - 2,
elems->wpa_ie_len + 2);
+ if (wpa_parse_wpa_ie_wpa(sta->rsnie, 2 + sta->rsnie[1], &data)
+ < 0) {
+ wpa_printf(MSG_INFO, "Failed to parse WPA IE from "
+ MACSTR, MAC2STR(sta->addr));
+ }
} else
sta->rsnie[0] = 0;
+
+ sta->proto = data.proto;
+ sta->pairwise_cipher = data.pairwise_cipher;
+ sta->key_mgmt = data.key_mgmt;
+ sta->rsn_capab = data.capabilities;
+ if (bss->proto && (sta->proto & bss->proto) == 0) {
+ wpa_printf(MSG_INFO, "Mismatch in WPA/WPA2 proto: STA "
+ MACSTR " 0x%x BSS " MACSTR " 0x%x",
+ MAC2STR(sta->addr), sta->proto,
+ MAC2STR(bss->bssid), bss->proto);
+ }
+ if (bss->pairwise_cipher &&
+ (sta->pairwise_cipher & bss->pairwise_cipher) == 0) {
+ wpa_printf(MSG_INFO, "Mismatch in pairwise cipher: STA "
+ MACSTR " 0x%x BSS " MACSTR " 0x%x",
+ MAC2STR(sta->addr), sta->pairwise_cipher,
+ MAC2STR(bss->bssid), bss->pairwise_cipher);
+ }
+ if (sta->proto && data.group_cipher != bss->group_cipher) {
+ wpa_printf(MSG_INFO, "Mismatch in group cipher: STA "
+ MACSTR " 0x%x != BSS " MACSTR " 0x%x",
+ MAC2STR(sta->addr), data.group_cipher,
+ MAC2STR(bss->bssid), bss->group_cipher);
+ }
+
+ wpa_printf(MSG_INFO, "STA " MACSTR
+ " proto=%s%s%s"
+ "pairwise=%s%s%s%s"
+ "key_mgmt=%s%s%s%s%s%s%s%s"
+ "rsn_capab=%s%s%s%s%s",
+ MAC2STR(sta->addr),
+ sta->proto == 0 ? "OPEN " : "",
+ sta->proto & WPA_PROTO_WPA ? "WPA " : "",
+ sta->proto & WPA_PROTO_RSN ? "WPA2 " : "",
+ sta->pairwise_cipher == 0 ? "N/A " : "",
+ sta->pairwise_cipher & WPA_CIPHER_NONE ? "NONE " : "",
+ sta->pairwise_cipher & WPA_CIPHER_TKIP ? "TKIP " : "",
+ sta->pairwise_cipher & WPA_CIPHER_CCMP ? "CCMP " : "",
+ sta->key_mgmt == 0 ? "N/A " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_IEEE8021X ? "EAP " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_PSK ? "PSK " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_WPA_NONE ? "WPA-NONE " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X ? "FT-EAP " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_FT_PSK ? "FT-PSK " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256 ?
+ "EAP-SHA256 " : "",
+ sta->key_mgmt & WPA_KEY_MGMT_PSK_SHA256 ?
+ "PSK-SHA256 " : "",
+ sta->rsn_capab & WPA_CAPABILITY_PREAUTH ? "PREAUTH " : "",
+ sta->rsn_capab & WPA_CAPABILITY_NO_PAIRWISE ?
+ "NO_PAIRWISE " : "",
+ sta->rsn_capab & WPA_CAPABILITY_MFPR ? "MFPR " : "",
+ sta->rsn_capab & WPA_CAPABILITY_MFPC ? "MFPC " : "",
+ sta->rsn_capab & WPA_CAPABILITY_PEERKEY_ENABLED ?
+ "PEERKEY " : "");
}