/*
* Received Data frame processing
- * Copyright (c) 2010, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2010-2015, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "utils/includes.h"
-#include <linux/if_ether.h>
#include "utils/common.h"
#include "common/defs.h"
wpa_debug_level = MSG_WARNING;
dl_list_for_each(ptk, &wt->ptk, struct wlantest_ptk, list) {
+ unsigned int tk_len = ptk->ptk_len - 32;
decrypted = NULL;
if ((pairwise_cipher == WPA_CIPHER_CCMP ||
- pairwise_cipher == 0) && ptk->ptk_len == 48) {
- decrypted = ccmp_decrypt(ptk->ptk.tk1, hdr, data,
+ pairwise_cipher == 0) && tk_len == 16) {
+ decrypted = ccmp_decrypt(ptk->ptk.tk, hdr, data,
data_len, decrypted_len);
- }
- if ((pairwise_cipher == WPA_CIPHER_TKIP ||
- pairwise_cipher == 0) && ptk->ptk_len == 64) {
- decrypted = tkip_decrypt(ptk->ptk.tk1, hdr, data,
+ } else if ((pairwise_cipher == WPA_CIPHER_CCMP_256 ||
+ pairwise_cipher == 0) && tk_len == 32) {
+ decrypted = ccmp_256_decrypt(ptk->ptk.tk, hdr, data,
+ data_len, decrypted_len);
+ } else if ((pairwise_cipher == WPA_CIPHER_GCMP ||
+ pairwise_cipher == WPA_CIPHER_GCMP_256 ||
+ pairwise_cipher == 0) &&
+ (tk_len == 16 || tk_len == 32)) {
+ decrypted = gcmp_decrypt(ptk->ptk.tk, tk_len, hdr,
+ data, data_len, decrypted_len);
+ } else if ((pairwise_cipher == WPA_CIPHER_TKIP ||
+ pairwise_cipher == 0) && tk_len == 32) {
+ decrypted = tkip_decrypt(ptk->ptk.tk, hdr, data,
data_len, decrypted_len);
}
if (decrypted) {
{
struct wlantest_bss *bss;
int keyid;
- u8 *decrypted;
+ u8 *decrypted = NULL;
size_t dlen;
u8 pn[6];
&dlen);
else if (bss->group_cipher == WPA_CIPHER_WEP40)
decrypted = wep_decrypt(wt, hdr, data, len, &dlen);
- else
+ else if (bss->group_cipher == WPA_CIPHER_CCMP)
decrypted = ccmp_decrypt(bss->gtk[keyid], hdr, data, len,
&dlen);
+ else if (bss->group_cipher == WPA_CIPHER_CCMP_256)
+ decrypted = ccmp_256_decrypt(bss->gtk[keyid], hdr, data, len,
+ &dlen);
+ else if (bss->group_cipher == WPA_CIPHER_GCMP ||
+ bss->group_cipher == WPA_CIPHER_GCMP_256)
+ decrypted = gcmp_decrypt(bss->gtk[keyid], bss->gtk_len[keyid],
+ hdr, data, len, &dlen);
+
if (decrypted) {
rx_data_process(wt, bss->bssid, NULL, dst, src, decrypted,
dlen, 1, NULL);
}
skip_replay_det:
- if (tk)
- decrypted = ccmp_decrypt(tk, hdr, data, len, &dlen);
- else if (sta->pairwise_cipher == WPA_CIPHER_TKIP)
- decrypted = tkip_decrypt(sta->ptk.tk1, hdr, data, len, &dlen);
- else if (sta->pairwise_cipher == WPA_CIPHER_WEP40)
+ if (tk) {
+ if (sta->pairwise_cipher == WPA_CIPHER_CCMP_256)
+ decrypted = ccmp_256_decrypt(tk, hdr, data, len, &dlen);
+ else if (sta->pairwise_cipher == WPA_CIPHER_GCMP ||
+ sta->pairwise_cipher == WPA_CIPHER_GCMP_256)
+ decrypted = gcmp_decrypt(tk, sta->tk_len, hdr, data,
+ len, &dlen);
+ else
+ decrypted = ccmp_decrypt(tk, hdr, data, len, &dlen);
+ } else if (sta->pairwise_cipher == WPA_CIPHER_TKIP) {
+ decrypted = tkip_decrypt(sta->ptk.tk, hdr, data, len, &dlen);
+ } else if (sta->pairwise_cipher == WPA_CIPHER_WEP40) {
decrypted = wep_decrypt(wt, hdr, data, len, &dlen);
- else if (sta->ptk_set)
- decrypted = ccmp_decrypt(sta->ptk.tk1, hdr, data, len, &dlen);
- else {
+ } else if (sta->ptk_set) {
+ if (sta->pairwise_cipher == WPA_CIPHER_CCMP_256)
+ decrypted = ccmp_256_decrypt(sta->ptk.tk, hdr, data,
+ len, &dlen);
+ else if (sta->pairwise_cipher == WPA_CIPHER_GCMP ||
+ sta->pairwise_cipher == WPA_CIPHER_GCMP_256)
+ decrypted = gcmp_decrypt(sta->ptk.tk, sta->tk_len,
+ hdr, data, len, &dlen);
+ else
+ decrypted = ccmp_decrypt(sta->ptk.tk, hdr, data, len,
+ &dlen);
+ } else {
decrypted = try_all_ptk(wt, sta->pairwise_cipher, hdr, data,
len, &dlen);
ptk_iter_done = 1;