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RSN authenticator: Add more debug print details on EAPOL-Key RX

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Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
master
Jouni Malinen 9 years ago committed by Jouni Malinen
parent 555ff857dd
commit dc5bad48af
1 changed files with 12 additions and 3 deletions
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15
src/ap/wpa_auth.c
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@ -889,12 +889,15 @@ void wpa_receive(struct wpa_authenticator *wpa_auth,
if (wpa_auth == NULL || !wpa_auth->conf.wpa || sm == NULL)
return;
wpa_hexdump(MSG_MSGDUMP, "WPA: RX EAPOL data", data, data_len);
mic_len = wpa_mic_len(sm->wpa_key_mgmt);
keyhdrlen = sizeof(*key) + mic_len + 2;
if (data_len < sizeof(*hdr) + keyhdrlen)
if (data_len < sizeof(*hdr) + keyhdrlen) {
wpa_printf(MSG_DEBUG, "WPA: Ignore too short EAPOL-Key frame");
return;
}
hdr = (struct ieee802_1x_hdr *) data;
key = (struct wpa_eapol_key *) (hdr + 1);
@ -903,8 +906,14 @@ void wpa_receive(struct wpa_authenticator *wpa_auth,
key_data = mic + mic_len + 2;
key_data_length = WPA_GET_BE16(mic + mic_len);
wpa_printf(MSG_DEBUG, "WPA: Received EAPOL-Key from " MACSTR
" key_info=0x%x type=%u key_data_length=%u",
MAC2STR(sm->addr), key_info, key->type, key_data_length);
" key_info=0x%x type=%u mic_len=%u key_data_length=%u",
MAC2STR(sm->addr), key_info, key->type,
(unsigned int) mic_len, key_data_length);
wpa_hexdump(MSG_MSGDUMP,
"WPA: EAPOL-Key header (ending before Key MIC)",
key, sizeof(*key));
wpa_hexdump(MSG_MSGDUMP, "WPA: EAPOL-Key Key MIC",
mic, mic_len);
if (key_data_length > data_len - sizeof(*hdr) - keyhdrlen) {
wpa_printf(MSG_INFO, "WPA: Invalid EAPOL-Key frame - "
"key_data overflow (%d > %lu)",

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