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Diffstat (limited to 'src/common/wpa_common.c')
-rw-r--r--src/common/wpa_common.c41
1 files changed, 36 insertions, 5 deletions
diff --git a/src/common/wpa_common.c b/src/common/wpa_common.c
index 02f5395..dc12dbf 100644
--- a/src/common/wpa_common.c
+++ b/src/common/wpa_common.c
@@ -828,23 +828,27 @@ int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
static int wpa_ft_parse_ftie(const u8 *ie, size_t ie_len,
- struct wpa_ft_ies *parse)
+ struct wpa_ft_ies *parse, int use_sha384)
{
const u8 *end, *pos;
parse->ftie = ie;
parse->ftie_len = ie_len;
- pos = ie + sizeof(struct rsn_ftie);
+ pos = ie + (use_sha384 ? sizeof(struct rsn_ftie_sha384) :
+ sizeof(struct rsn_ftie));
end = ie + ie_len;
+ wpa_hexdump(MSG_DEBUG, "FT: Parse FTE subelements", pos, end - pos);
while (end - pos >= 2) {
u8 id, len;
id = *pos++;
len = *pos++;
- if (len > end - pos)
+ if (len > end - pos) {
+ wpa_printf(MSG_DEBUG, "FT: Truncated subelement");
break;
+ }
switch (id) {
case FTIE_SUBELEM_R1KH_ID:
@@ -876,6 +880,9 @@ static int wpa_ft_parse_ftie(const u8 *ie, size_t ie_len,
parse->igtk_len = len;
break;
#endif /* CONFIG_IEEE80211W */
+ default:
+ wpa_printf(MSG_DEBUG, "FT: Unknown subelem id %u", id);
+ break;
}
pos += len;
@@ -886,13 +893,19 @@ static int wpa_ft_parse_ftie(const u8 *ie, size_t ie_len,
int wpa_ft_parse_ies(const u8 *ies, size_t ies_len,
- struct wpa_ft_ies *parse)
+ struct wpa_ft_ies *parse, int use_sha384)
{
const u8 *end, *pos;
struct wpa_ie_data data;
int ret;
const struct rsn_ftie *ftie;
int prot_ie_count = 0;
+ int update_use_sha384 = 0;
+
+ if (use_sha384 < 0) {
+ use_sha384 = 0;
+ update_use_sha384 = 1;
+ }
os_memset(parse, 0, sizeof(*parse));
if (ies == NULL)
@@ -924,6 +937,11 @@ int wpa_ft_parse_ies(const u8 *ies, size_t ies_len,
parse->rsn_pmkid = data.pmkid;
parse->key_mgmt = data.key_mgmt;
parse->pairwise_cipher = data.pairwise_cipher;
+ if (update_use_sha384) {
+ use_sha384 =
+ wpa_key_mgmt_sha384(parse->key_mgmt);
+ update_use_sha384 = 0;
+ }
break;
case WLAN_EID_MOBILITY_DOMAIN:
if (len < sizeof(struct rsn_mdie))
@@ -932,11 +950,24 @@ int wpa_ft_parse_ies(const u8 *ies, size_t ies_len,
parse->mdie_len = len;
break;
case WLAN_EID_FAST_BSS_TRANSITION:
+ if (use_sha384) {
+ const struct rsn_ftie_sha384 *ftie_sha384;
+
+ if (len < sizeof(*ftie_sha384))
+ return -1;
+ ftie_sha384 =
+ (const struct rsn_ftie_sha384 *) pos;
+ prot_ie_count = ftie_sha384->mic_control[1];
+ if (wpa_ft_parse_ftie(pos, len, parse, 1) < 0)
+ return -1;
+ break;
+ }
+
if (len < sizeof(*ftie))
return -1;
ftie = (const struct rsn_ftie *) pos;
prot_ie_count = ftie->mic_control[1];
- if (wpa_ft_parse_ftie(pos, len, parse) < 0)
+ if (wpa_ft_parse_ftie(pos, len, parse, 0) < 0)
return -1;
break;
case WLAN_EID_TIMEOUT_INTERVAL: