#include "utils/list.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_11_common.h"
+#include "common/ocv.h"
+#include "drivers/driver.h"
#include "crypto/aes.h"
#include "crypto/aes_siv.h"
#include "crypto/aes_wrap.h"
#include "wmm.h"
#include "wpa_auth.h"
#include "wpa_auth_i.h"
+#include "pmksa_cache_auth.h"
#ifdef CONFIG_IEEE80211R_AP
* Returns: 0 on success, -1 on error
*/
static int wpa_ft_rrb_decrypt(const u8 *key, const size_t key_len,
- const u8 *enc, const size_t enc_len,
+ const u8 *enc, size_t enc_len,
const u8 *auth, const size_t auth_len,
const u8 *src_addr, u8 type,
u8 **plain, size_t *plain_size)
const u8 *ad[3] = { src_addr, auth, &type };
size_t ad_len[3] = { ETH_ALEN, auth_len, sizeof(type) };
+ wpa_printf(MSG_DEBUG, "FT(RRB): src_addr=" MACSTR " type=%u",
+ MAC2STR(src_addr), type);
wpa_hexdump_key(MSG_DEBUG, "FT(RRB): decrypt using key", key, key_len);
+ wpa_hexdump(MSG_DEBUG, "FT(RRB): encrypted TLVs", enc, enc_len);
+ wpa_hexdump(MSG_DEBUG, "FT(RRB): authenticated TLVs", auth, auth_len);
if (!key) { /* skip decryption */
*plain = os_memdup(enc, enc_len);
goto err;
if (aes_siv_decrypt(key, key_len, enc, enc_len, 3, ad, ad_len,
- *plain) < 0)
- goto err;
+ *plain) < 0) {
+ if (enc_len < AES_BLOCK_SIZE + 2)
+ goto err;
+
+ /* Try to work around Ethernet devices that add extra
+ * two octet padding even if the frame is longer than
+ * the minimum Ethernet frame. */
+ enc_len -= 2;
+ if (aes_siv_decrypt(key, key_len, enc, enc_len, 3, ad, ad_len,
+ *plain) < 0)
+ goto err;
+ }
*plain_size = enc_len - AES_BLOCK_SIZE;
wpa_hexdump_key(MSG_DEBUG, "FT(RRB): decrypted TLVs",
const u8 *ad[3] = { src_addr, auth, &type };
size_t ad_len[3] = { ETH_ALEN, auth_len, sizeof(type) };
+ wpa_printf(MSG_DEBUG, "FT(RRB): src_addr=" MACSTR " type=%u",
+ MAC2STR(src_addr), type);
wpa_hexdump_key(MSG_DEBUG, "FT(RRB): plaintext message",
plain, plain_len);
wpa_hexdump_key(MSG_DEBUG, "FT(RRB): encrypt using key", key, key_len);
+ wpa_hexdump(MSG_DEBUG, "FT(RRB): authenticated TLVs", auth, auth_len);
if (!key) {
/* encryption not needed, return plaintext as packet */
wpa_printf(MSG_ERROR, "FT: Failed to encrypt RRB-OUI message");
return -1;
}
+ wpa_hexdump(MSG_DEBUG, "FT(RRB): encrypted TLVs",
+ enc, plain_len + AES_BLOCK_SIZE);
return 0;
}
const u8 *src_addr, u8 type,
u8 **packet, size_t *packet_len)
{
- u8 *plain = NULL, *auth = NULL, *pos;
+ u8 *plain = NULL, *auth = NULL, *pos, *tmp;
size_t plain_len = 0, auth_len = 0;
int ret = -1;
+ size_t pad_len = 0;
+ *packet = NULL;
if (wpa_ft_rrb_lin(tlvs_enc0, tlvs_enc1, vlan, &plain, &plain_len) < 0)
goto out;
*packet_len = sizeof(u16) + auth_len + plain_len;
if (key)
*packet_len += AES_BLOCK_SIZE;
+#define RRB_MIN_MSG_LEN 64
+ if (*packet_len < RRB_MIN_MSG_LEN) {
+ pad_len = RRB_MIN_MSG_LEN - *packet_len;
+ if (pad_len < sizeof(struct ft_rrb_tlv))
+ pad_len = sizeof(struct ft_rrb_tlv);
+ wpa_printf(MSG_DEBUG,
+ "FT: Pad message to minimum Ethernet frame length (%d --> %d)",
+ (int) *packet_len, (int) (*packet_len + pad_len));
+ *packet_len += pad_len;
+ tmp = os_realloc(auth, auth_len + pad_len);
+ if (!tmp)
+ goto out;
+ auth = tmp;
+ pos = auth + auth_len;
+ WPA_PUT_LE16(pos, FT_RRB_LAST_EMPTY);
+ pos += 2;
+ WPA_PUT_LE16(pos, pad_len - sizeof(struct ft_rrb_tlv));
+ pos += 2;
+ os_memset(pos, 0, pad_len - sizeof(struct ft_rrb_tlv));
+ auth_len += pad_len;
+
+ }
*packet = os_zalloc(*packet_len);
if (!*packet)
goto out;
if (wpa_ft_rrb_encrypt(key, key_len, plain, plain_len, auth,
auth_len, src_addr, type, pos) < 0)
goto out;
+ wpa_hexdump(MSG_MSGDUMP, "FT: RRB frame payload", *packet, *packet_len);
ret = 0;
{
if (!wpa_auth->cb->send_oui)
return -1;
- wpa_printf(MSG_DEBUG, "FT: RRB-OUI type %u send to " MACSTR,
- oui_suffix, MAC2STR(dst));
+ wpa_printf(MSG_DEBUG, "FT: RRB-OUI type %u send to " MACSTR " (len=%u)",
+ oui_suffix, MAC2STR(dst), (unsigned int) data_len);
return wpa_auth->cb->send_oui(wpa_auth->cb_ctx, dst, oui_suffix, data,
data_len);
}
if (wpa_auth->cb->get_psk == NULL)
return NULL;
return wpa_auth->cb->get_psk(wpa_auth->cb_ctx, addr, p2p_dev_addr,
- prev_psk, NULL);
+ prev_psk, NULL, NULL);
}
}
+#ifdef CONFIG_OCV
+static int wpa_channel_info(struct wpa_authenticator *wpa_auth,
+ struct wpa_channel_info *ci)
+{
+ if (!wpa_auth->cb->channel_info)
+ return -1;
+ return wpa_auth->cb->channel_info(wpa_auth->cb_ctx, ci);
+}
+#endif /* CONFIG_OCV */
+
+
int wpa_write_mdie(struct wpa_auth_config *conf, u8 *buf, size_t len)
{
u8 *pos = buf;
}
-int wpa_write_ftie(struct wpa_auth_config *conf, const u8 *r0kh_id,
- size_t r0kh_id_len,
+int wpa_write_ftie(struct wpa_auth_config *conf, int use_sha384,
+ const u8 *r0kh_id, size_t r0kh_id_len,
const u8 *anonce, const u8 *snonce,
u8 *buf, size_t len, const u8 *subelem,
size_t subelem_len)
{
u8 *pos = buf, *ielen;
- struct rsn_ftie *hdr;
+ size_t hdrlen = use_sha384 ? sizeof(struct rsn_ftie_sha384) :
+ sizeof(struct rsn_ftie);
- if (len < 2 + sizeof(*hdr) + 2 + FT_R1KH_ID_LEN + 2 + r0kh_id_len +
+ if (len < 2 + hdrlen + 2 + FT_R1KH_ID_LEN + 2 + r0kh_id_len +
subelem_len)
return -1;
*pos++ = WLAN_EID_FAST_BSS_TRANSITION;
ielen = pos++;
- hdr = (struct rsn_ftie *) pos;
- os_memset(hdr, 0, sizeof(*hdr));
- pos += sizeof(*hdr);
- WPA_PUT_LE16(hdr->mic_control, 0);
- if (anonce)
- os_memcpy(hdr->anonce, anonce, WPA_NONCE_LEN);
- if (snonce)
- os_memcpy(hdr->snonce, snonce, WPA_NONCE_LEN);
+ if (use_sha384) {
+ struct rsn_ftie_sha384 *hdr = (struct rsn_ftie_sha384 *) pos;
+
+ os_memset(hdr, 0, sizeof(*hdr));
+ pos += sizeof(*hdr);
+ WPA_PUT_LE16(hdr->mic_control, 0);
+ if (anonce)
+ os_memcpy(hdr->anonce, anonce, WPA_NONCE_LEN);
+ if (snonce)
+ os_memcpy(hdr->snonce, snonce, WPA_NONCE_LEN);
+ } else {
+ struct rsn_ftie *hdr = (struct rsn_ftie *) pos;
+
+ os_memset(hdr, 0, sizeof(*hdr));
+ pos += sizeof(*hdr);
+ WPA_PUT_LE16(hdr->mic_control, 0);
+ if (anonce)
+ os_memcpy(hdr->anonce, anonce, WPA_NONCE_LEN);
+ if (snonce)
+ os_memcpy(hdr->snonce, snonce, WPA_NONCE_LEN);
+ }
/* Optional Parameters */
*pos++ = FTIE_SUBELEM_R1KH_ID;
goto err;
}
+ wpa_printf(MSG_DEBUG, "FT: Send sequence number request from " MACSTR
+ " to " MACSTR,
+ MAC2STR(wpa_auth->addr), MAC2STR(src_addr));
item = os_zalloc(sizeof(*item));
if (!item)
goto err;
now.sec;
else if (session_timeout && r1->session_timeout)
*session_timeout = 1;
- else
+ else if (session_timeout)
*session_timeout = 0;
return 0;
}
key = r0kh->key;
key_len = sizeof(r0kh->key);
- wpa_printf(MSG_DEBUG, "FT: Send PMK-R1 pull request to remote R0KH "
- "address " MACSTR, MAC2STR(r0kh->addr));
-
if (r0kh->seq->rx.num_last == 0) {
/* A sequence request will be sent out anyway when pull
* response is received. Send it out now to avoid one RTT. */
key_len, NULL, 0, NULL, 0, NULL);
}
+ wpa_printf(MSG_DEBUG, "FT: Send PMK-R1 pull request from " MACSTR
+ " to remote R0KH address " MACSTR,
+ MAC2STR(sm->wpa_auth->addr), MAC2STR(r0kh->addr));
+
if (first &&
random_get_bytes(sm->ft_pending_pull_nonce, FT_RRB_NONCE_LEN) < 0) {
wpa_printf(MSG_DEBUG, "FT: Failed to get random data for "
}
-int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, const u8 *pmk,
- struct wpa_ptk *ptk)
+int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, struct wpa_ptk *ptk)
{
u8 pmk_r0[PMK_LEN_MAX], pmk_r0_name[WPA_PMK_NAME_LEN];
size_t pmk_r0_len = wpa_key_mgmt_sha384(sm->wpa_key_mgmt) ?
const u8 *identity, *radius_cui;
size_t identity_len, radius_cui_len;
int session_timeout;
-
- if (sm->xxkey_len == 0) {
+ const u8 *mpmk;
+ size_t mpmk_len;
+
+ if (sm->xxkey_len > 0) {
+ mpmk = sm->xxkey;
+ mpmk_len = sm->xxkey_len;
+ } else if (sm->pmksa) {
+ mpmk = sm->pmksa->pmk;
+ mpmk_len = sm->pmksa->pmk_len;
+ } else {
wpa_printf(MSG_DEBUG, "FT: XXKey not available for key "
"derivation");
return -1;
&radius_cui);
session_timeout = wpa_ft_get_session_timeout(sm->wpa_auth, sm->addr);
- if (wpa_derive_pmk_r0(sm->xxkey, sm->xxkey_len, ssid, ssid_len, mdid,
+ if (wpa_derive_pmk_r0(mpmk, mpmk_len, ssid, ssid_len, mdid,
r0kh, r0kh_len, sm->addr,
pmk_r0, pmk_r0_name,
wpa_key_mgmt_sha384(sm->wpa_key_mgmt)) < 0)
const u8 *key;
size_t key_len;
u8 keybuf[32];
+ const u8 *kek;
+ size_t kek_len;
+
+ if (wpa_key_mgmt_fils(sm->wpa_key_mgmt)) {
+ kek = sm->PTK.kek2;
+ kek_len = sm->PTK.kek2_len;
+ } else {
+ kek = sm->PTK.kek;
+ kek_len = sm->PTK.kek_len;
+ }
key_len = gsm->GTK_len;
if (key_len > sizeof(keybuf))
WPA_PUT_LE16(&subelem[2], gsm->GN & 0x03);
subelem[4] = gsm->GTK_len;
wpa_auth_get_seqnum(sm->wpa_auth, NULL, gsm->GN, subelem + 5);
- if (aes_wrap(sm->PTK.kek, sm->PTK.kek_len, key_len / 8, key,
- subelem + 13)) {
+ if (aes_wrap(kek, kek_len, key_len / 8, key, subelem + 13)) {
+ wpa_printf(MSG_DEBUG,
+ "FT: GTK subelem encryption failed: kek_len=%d",
+ (int) kek_len);
os_free(subelem);
return NULL;
}
+ forced_memzero(keybuf, sizeof(keybuf));
*len = subelem_len;
return subelem;
}
-#ifdef CONFIG_IEEE80211W
static u8 * wpa_ft_igtk_subelem(struct wpa_state_machine *sm, size_t *len)
{
u8 *subelem, *pos;
struct wpa_group *gsm = sm->group;
size_t subelem_len;
+ const u8 *kek;
+ size_t kek_len;
+ size_t igtk_len;
+
+ if (wpa_key_mgmt_fils(sm->wpa_key_mgmt)) {
+ kek = sm->PTK.kek2;
+ kek_len = sm->PTK.kek2_len;
+ } else {
+ kek = sm->PTK.kek;
+ kek_len = sm->PTK.kek_len;
+ }
+
+ igtk_len = wpa_cipher_key_len(sm->wpa_auth->conf.group_mgmt_cipher);
/* Sub-elem ID[1] | Length[1] | KeyID[2] | IPN[6] | Key Length[1] |
* Key[16+8] */
- subelem_len = 1 + 1 + 2 + 6 + 1 + WPA_IGTK_LEN + 8;
+ subelem_len = 1 + 1 + 2 + 6 + 1 + igtk_len + 8;
subelem = os_zalloc(subelem_len);
if (subelem == NULL)
return NULL;
pos += 2;
wpa_auth_get_seqnum(sm->wpa_auth, NULL, gsm->GN_igtk, pos);
pos += 6;
- *pos++ = WPA_IGTK_LEN;
- if (aes_wrap(sm->PTK.kek, sm->PTK.kek_len, WPA_IGTK_LEN / 8,
+ *pos++ = igtk_len;
+ if (aes_wrap(kek, kek_len, igtk_len / 8,
gsm->IGTK[gsm->GN_igtk - 4], pos)) {
+ wpa_printf(MSG_DEBUG,
+ "FT: IGTK subelem encryption failed: kek_len=%d",
+ (int) kek_len);
os_free(subelem);
return NULL;
}
*len = subelem_len;
return subelem;
}
-#endif /* CONFIG_IEEE80211W */
static u8 * wpa_ft_process_rdie(struct wpa_state_machine *sm,
const u8 *req_ies, size_t req_ies_len)
{
u8 *end, *mdie, *ftie, *rsnie = NULL, *r0kh_id, *subelem = NULL;
+ u8 *fte_mic, *elem_count;
size_t mdie_len, ftie_len, rsnie_len = 0, r0kh_id_len, subelem_len = 0;
+ u8 rsnxe[10];
+ size_t rsnxe_len;
int res;
struct wpa_auth_config *conf;
- struct rsn_ftie *_ftie;
struct wpa_ft_ies parse;
u8 *ric_start;
u8 *anonce, *snonce;
const u8 *kck;
size_t kck_len;
+ int use_sha384;
if (sm == NULL)
return pos;
+ use_sha384 = wpa_key_mgmt_sha384(sm->wpa_key_mgmt);
conf = &sm->wpa_auth->conf;
if (!wpa_key_mgmt_ft(sm->wpa_key_mgmt))
end = pos + max_len;
- if (auth_alg == WLAN_AUTH_FT) {
+ if (auth_alg == WLAN_AUTH_FT ||
+ ((auth_alg == WLAN_AUTH_FILS_SK ||
+ auth_alg == WLAN_AUTH_FILS_SK_PFS ||
+ auth_alg == WLAN_AUTH_FILS_PK) &&
+ (sm->wpa_key_mgmt & (WPA_KEY_MGMT_FT_FILS_SHA256 |
+ WPA_KEY_MGMT_FT_FILS_SHA384)))) {
+ if (!sm->pmk_r1_name_valid) {
+ wpa_printf(MSG_ERROR,
+ "FT: PMKR1Name is not valid for Assoc Resp RSNE");
+ return NULL;
+ }
+ wpa_hexdump(MSG_DEBUG, "FT: PMKR1Name for Assoc Resp RSNE",
+ sm->pmk_r1_name, WPA_PMK_NAME_LEN);
/*
* RSN (only present if this is a Reassociation Response and
- * part of a fast BSS transition)
+ * part of a fast BSS transition; or if this is a
+ * (Re)Association Response frame during an FT initial mobility
+ * domain association using FILS)
*/
res = wpa_write_rsn_ie(conf, pos, end - pos, sm->pmk_r1_name);
if (res < 0)
- return pos;
+ return NULL;
rsnie = pos;
rsnie_len = res;
pos += res;
/* Mobility Domain Information */
res = wpa_write_mdie(conf, pos, end - pos);
if (res < 0)
- return pos;
+ return NULL;
mdie = pos;
mdie_len = res;
pos += res;
/* Fast BSS Transition Information */
if (auth_alg == WLAN_AUTH_FT) {
subelem = wpa_ft_gtk_subelem(sm, &subelem_len);
+ if (!subelem) {
+ wpa_printf(MSG_DEBUG,
+ "FT: Failed to add GTK subelement");
+ return NULL;
+ }
r0kh_id = sm->r0kh_id;
r0kh_id_len = sm->r0kh_id_len;
anonce = sm->ANonce;
snonce = sm->SNonce;
-#ifdef CONFIG_IEEE80211W
if (sm->mgmt_frame_prot) {
u8 *igtk;
size_t igtk_len;
u8 *nbuf;
igtk = wpa_ft_igtk_subelem(sm, &igtk_len);
if (igtk == NULL) {
+ wpa_printf(MSG_DEBUG,
+ "FT: Failed to add IGTK subelement");
os_free(subelem);
- return pos;
+ return NULL;
}
nbuf = os_realloc(subelem, subelem_len + igtk_len);
if (nbuf == NULL) {
os_free(subelem);
os_free(igtk);
- return pos;
+ return NULL;
}
subelem = nbuf;
os_memcpy(subelem + subelem_len, igtk, igtk_len);
subelem_len += igtk_len;
os_free(igtk);
}
-#endif /* CONFIG_IEEE80211W */
+#ifdef CONFIG_OCV
+ if (wpa_auth_uses_ocv(sm)) {
+ struct wpa_channel_info ci;
+ u8 *nbuf, *ocipos;
+
+ if (wpa_channel_info(sm->wpa_auth, &ci) != 0) {
+ wpa_printf(MSG_WARNING,
+ "Failed to get channel info for OCI element");
+ os_free(subelem);
+ return NULL;
+ }
+
+ subelem_len += 2 + OCV_OCI_LEN;
+ nbuf = os_realloc(subelem, subelem_len);
+ if (!nbuf) {
+ os_free(subelem);
+ return NULL;
+ }
+ subelem = nbuf;
+
+ ocipos = subelem + subelem_len - 2 - OCV_OCI_LEN;
+ *ocipos++ = FTIE_SUBELEM_OCI;
+ *ocipos++ = OCV_OCI_LEN;
+ if (ocv_insert_oci(&ci, &ocipos) < 0) {
+ os_free(subelem);
+ return NULL;
+ }
+ }
+#endif /* CONFIG_OCV */
} else {
r0kh_id = conf->r0_key_holder;
r0kh_id_len = conf->r0_key_holder_len;
anonce = NULL;
snonce = NULL;
}
- res = wpa_write_ftie(conf, r0kh_id, r0kh_id_len, anonce, snonce, pos,
- end - pos, subelem, subelem_len);
+ res = wpa_write_ftie(conf, use_sha384, r0kh_id, r0kh_id_len,
+ anonce, snonce, pos, end - pos,
+ subelem, subelem_len);
os_free(subelem);
if (res < 0)
- return pos;
+ return NULL;
ftie = pos;
ftie_len = res;
pos += res;
- _ftie = (struct rsn_ftie *) (ftie + 2);
+ if (use_sha384) {
+ struct rsn_ftie_sha384 *_ftie =
+ (struct rsn_ftie_sha384 *) (ftie + 2);
+
+ fte_mic = _ftie->mic;
+ elem_count = &_ftie->mic_control[1];
+ } else {
+ struct rsn_ftie *_ftie = (struct rsn_ftie *) (ftie + 2);
+
+ fte_mic = _ftie->mic;
+ elem_count = &_ftie->mic_control[1];
+ }
if (auth_alg == WLAN_AUTH_FT)
- _ftie->mic_control[1] = 3; /* Information element count */
+ *elem_count = 3; /* Information element count */
ric_start = pos;
- if (wpa_ft_parse_ies(req_ies, req_ies_len, &parse) == 0 && parse.ric) {
+ if (wpa_ft_parse_ies(req_ies, req_ies_len, &parse, use_sha384) == 0
+ && parse.ric) {
pos = wpa_ft_process_ric(sm, pos, end, parse.ric,
parse.ric_len);
if (auth_alg == WLAN_AUTH_FT)
- _ftie->mic_control[1] +=
+ *elem_count +=
ieee802_11_ie_count(ric_start,
pos - ric_start);
}
if (ric_start == pos)
ric_start = NULL;
+ res = wpa_write_rsnxe(&sm->wpa_auth->conf, rsnxe, sizeof(rsnxe));
+ if (res < 0)
+ return NULL;
+ rsnxe_len = res;
+ if (auth_alg == WLAN_AUTH_FT && rsnxe_len)
+ *elem_count += 1;
+
if (wpa_key_mgmt_fils(sm->wpa_key_mgmt)) {
kck = sm->PTK.kck2;
kck_len = sm->PTK.kck2_len;
mdie, mdie_len, ftie, ftie_len,
rsnie, rsnie_len,
ric_start, ric_start ? pos - ric_start : 0,
- _ftie->mic) < 0)
+ rsnxe_len ? rsnxe : NULL, rsnxe_len,
+ fte_mic) < 0) {
wpa_printf(MSG_DEBUG, "FT: Failed to calculate MIC");
+ return NULL;
+ }
os_free(sm->assoc_resp_ftie);
sm->assoc_resp_ftie = os_malloc(ftie_len);
- if (sm->assoc_resp_ftie)
- os_memcpy(sm->assoc_resp_ftie, ftie, ftie_len);
+ if (!sm->assoc_resp_ftie)
+ return NULL;
+ os_memcpy(sm->assoc_resp_ftie, ftie, ftie_len);
return pos;
}
static inline int wpa_auth_set_key(struct wpa_authenticator *wpa_auth,
int vlan_id,
enum wpa_alg alg, const u8 *addr, int idx,
- u8 *key, size_t key_len)
+ u8 *key, size_t key_len,
+ enum key_flag key_flag)
{
if (wpa_auth->cb->set_key == NULL)
return -1;
return wpa_auth->cb->set_key(wpa_auth->cb_ctx, vlan_id, alg, addr, idx,
- key, key_len);
+ key, key_len, key_flag);
}
* optimized by adding the STA entry earlier.
*/
if (wpa_auth_set_key(sm->wpa_auth, 0, alg, sm->addr, 0,
- sm->PTK.tk, klen))
+ sm->PTK.tk, klen, KEY_FLAG_PAIRWISE_RX_TX))
return;
/* FIX: MLME-SetProtection.Request(TA, Tx_Rx) */
os_memcpy(out_pmk_r1, pmk_r1, PMK_LEN);
if (out_pairwise)
*out_pairwise = pairwise;
+ os_memcpy(sm->PMK, pmk, PMK_LEN);
+ sm->pmk_len = PMK_LEN;
if (out_vlan &&
wpa_ft_get_vlan(sm->wpa_auth, sm->addr, out_vlan) < 0) {
wpa_printf(MSG_DEBUG, "FT: vlan not available for STA "
u8 **resp_ies, size_t *resp_ies_len)
{
struct rsn_mdie *mdie;
- struct rsn_ftie *ftie;
u8 pmk_r1[PMK_LEN_MAX], pmk_r1_name[WPA_PMK_NAME_LEN];
u8 ptk_name[WPA_PMK_NAME_LEN];
struct wpa_auth_config *conf;
struct vlan_description vlan;
const u8 *identity, *radius_cui;
size_t identity_len = 0, radius_cui_len = 0;
- int use_sha384 = wpa_key_mgmt_sha384(sm->wpa_key_mgmt);
- size_t pmk_r1_len = use_sha384 ? SHA384_MAC_LEN : PMK_LEN;
+ int use_sha384;
+ size_t pmk_r1_len;
*resp_ies = NULL;
*resp_ies_len = 0;
wpa_hexdump(MSG_DEBUG, "FT: Received authentication frame IEs",
ies, ies_len);
- if (wpa_ft_parse_ies(ies, ies_len, &parse) < 0) {
+ if (wpa_ft_parse_ies(ies, ies_len, &parse, -1)) {
wpa_printf(MSG_DEBUG, "FT: Failed to parse FT IEs");
return WLAN_STATUS_UNSPECIFIED_FAILURE;
}
+ use_sha384 = wpa_key_mgmt_sha384(parse.key_mgmt);
+ pmk_r1_len = use_sha384 ? SHA384_MAC_LEN : PMK_LEN;
mdie = (struct rsn_mdie *) parse.mdie;
if (mdie == NULL || parse.mdie_len < sizeof(*mdie) ||
return WLAN_STATUS_INVALID_MDIE;
}
- ftie = (struct rsn_ftie *) parse.ftie;
- if (ftie == NULL || parse.ftie_len < sizeof(*ftie)) {
- wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
- return WLAN_STATUS_INVALID_FTIE;
- }
+ if (use_sha384) {
+ struct rsn_ftie_sha384 *ftie;
- os_memcpy(sm->SNonce, ftie->snonce, WPA_NONCE_LEN);
+ ftie = (struct rsn_ftie_sha384 *) parse.ftie;
+ if (!ftie || parse.ftie_len < sizeof(*ftie)) {
+ wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
+ return WLAN_STATUS_INVALID_FTIE;
+ }
+
+ os_memcpy(sm->SNonce, ftie->snonce, WPA_NONCE_LEN);
+ } else {
+ struct rsn_ftie *ftie;
+
+ ftie = (struct rsn_ftie *) parse.ftie;
+ if (!ftie || parse.ftie_len < sizeof(*ftie)) {
+ wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
+ return WLAN_STATUS_INVALID_FTIE;
+ }
+
+ os_memcpy(sm->SNonce, ftie->snonce, WPA_NONCE_LEN);
+ }
if (parse.r0kh_id == NULL) {
wpa_printf(MSG_DEBUG, "FT: Invalid FTIE - no R0KH-ID");
parse.rsn_pmkid, WPA_PMK_NAME_LEN);
if (wpa_derive_pmk_r1_name(parse.rsn_pmkid,
sm->wpa_auth->conf.r1_key_holder, sm->addr,
- pmk_r1_name) < 0)
+ pmk_r1_name, use_sha384) < 0)
return WLAN_STATUS_UNSPECIFIED_FAILURE;
wpa_hexdump(MSG_DEBUG, "FT: Derived requested PMKR1Name",
pmk_r1_name, WPA_PMK_NAME_LEN);
wpa_hexdump_key(MSG_DEBUG, "FT: Selected PMK-R1", pmk_r1, pmk_r1_len);
sm->pmk_r1_name_valid = 1;
os_memcpy(sm->pmk_r1_name, pmk_r1_name, WPA_PMK_NAME_LEN);
+ os_memcpy(sm->pmk_r1, pmk_r1, pmk_r1_len);
+ sm->pmk_r1_len = pmk_r1_len;
if (random_get_bytes(sm->ANonce, WPA_NONCE_LEN)) {
wpa_printf(MSG_DEBUG, "FT: Failed to get random data for "
goto fail;
pos += ret;
- ret = wpa_write_ftie(conf, parse.r0kh_id, parse.r0kh_id_len,
+ ret = wpa_write_ftie(conf, use_sha384, parse.r0kh_id, parse.r0kh_id_len,
sm->ANonce, sm->SNonce, pos, end - pos, NULL, 0);
if (ret < 0)
goto fail;
status = res;
wpa_printf(MSG_DEBUG, "FT: FT authentication response: dst=" MACSTR
- " auth_transaction=%d status=%d",
- MAC2STR(sm->addr), auth_transaction + 1, status);
+ " auth_transaction=%d status=%u (%s)",
+ MAC2STR(sm->addr), auth_transaction + 1, status,
+ status2str(status));
wpa_hexdump(MSG_DEBUG, "FT: Response IEs", resp_ies, resp_ies_len);
cb(ctx, sm->addr, bssid, auth_transaction + 1, status,
resp_ies, resp_ies_len);
{
struct wpa_ft_ies parse;
struct rsn_mdie *mdie;
- struct rsn_ftie *ftie;
u8 mic[WPA_EAPOL_KEY_MIC_MAX_LEN];
size_t mic_len = 16;
unsigned int count;
const u8 *kck;
size_t kck_len;
+ int use_sha384;
+ const u8 *anonce, *snonce, *fte_mic;
+ u8 fte_elem_count;
if (sm == NULL)
return WLAN_STATUS_UNSPECIFIED_FAILURE;
+ use_sha384 = wpa_key_mgmt_sha384(sm->wpa_key_mgmt);
+
wpa_hexdump(MSG_DEBUG, "FT: Reassoc Req IEs", ies, ies_len);
- if (wpa_ft_parse_ies(ies, ies_len, &parse) < 0) {
+ if (wpa_ft_parse_ies(ies, ies_len, &parse, use_sha384) < 0) {
wpa_printf(MSG_DEBUG, "FT: Failed to parse FT IEs");
return WLAN_STATUS_UNSPECIFIED_FAILURE;
}
return WLAN_STATUS_INVALID_MDIE;
}
- ftie = (struct rsn_ftie *) parse.ftie;
- if (ftie == NULL || parse.ftie_len < sizeof(*ftie)) {
- wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
- return WLAN_STATUS_INVALID_FTIE;
+ if (use_sha384) {
+ struct rsn_ftie_sha384 *ftie;
+
+ ftie = (struct rsn_ftie_sha384 *) parse.ftie;
+ if (ftie == NULL || parse.ftie_len < sizeof(*ftie)) {
+ wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
+ return WLAN_STATUS_INVALID_FTIE;
+ }
+
+ anonce = ftie->anonce;
+ snonce = ftie->snonce;
+ fte_elem_count = ftie->mic_control[1];
+ fte_mic = ftie->mic;
+ } else {
+ struct rsn_ftie *ftie;
+
+ ftie = (struct rsn_ftie *) parse.ftie;
+ if (ftie == NULL || parse.ftie_len < sizeof(*ftie)) {
+ wpa_printf(MSG_DEBUG, "FT: Invalid FTIE");
+ return WLAN_STATUS_INVALID_FTIE;
+ }
+
+ anonce = ftie->anonce;
+ snonce = ftie->snonce;
+ fte_elem_count = ftie->mic_control[1];
+ fte_mic = ftie->mic;
}
- if (os_memcmp(ftie->snonce, sm->SNonce, WPA_NONCE_LEN) != 0) {
+ if (os_memcmp(snonce, sm->SNonce, WPA_NONCE_LEN) != 0) {
wpa_printf(MSG_DEBUG, "FT: SNonce mismatch in FTIE");
wpa_hexdump(MSG_DEBUG, "FT: Received SNonce",
- ftie->snonce, WPA_NONCE_LEN);
+ snonce, WPA_NONCE_LEN);
wpa_hexdump(MSG_DEBUG, "FT: Expected SNonce",
sm->SNonce, WPA_NONCE_LEN);
return WLAN_STATUS_INVALID_FTIE;
}
- if (os_memcmp(ftie->anonce, sm->ANonce, WPA_NONCE_LEN) != 0) {
+ if (os_memcmp(anonce, sm->ANonce, WPA_NONCE_LEN) != 0) {
wpa_printf(MSG_DEBUG, "FT: ANonce mismatch in FTIE");
wpa_hexdump(MSG_DEBUG, "FT: Received ANonce",
- ftie->anonce, WPA_NONCE_LEN);
+ anonce, WPA_NONCE_LEN);
wpa_hexdump(MSG_DEBUG, "FT: Expected ANonce",
sm->ANonce, WPA_NONCE_LEN);
return WLAN_STATUS_INVALID_FTIE;
count = 3;
if (parse.ric)
count += ieee802_11_ie_count(parse.ric, parse.ric_len);
- if (ftie->mic_control[1] != count) {
+ if (parse.rsnxe)
+ count++;
+ if (fte_elem_count != count) {
wpa_printf(MSG_DEBUG, "FT: Unexpected IE count in MIC "
"Control: received %u expected %u",
- ftie->mic_control[1], count);
+ fte_elem_count, count);
return WLAN_STATUS_UNSPECIFIED_FAILURE;
}
parse.ftie - 2, parse.ftie_len + 2,
parse.rsn - 2, parse.rsn_len + 2,
parse.ric, parse.ric_len,
+ parse.rsnxe ? parse.rsnxe - 2 : NULL,
+ parse.rsnxe ? parse.rsnxe_len + 2 : 0,
mic) < 0) {
wpa_printf(MSG_DEBUG, "FT: Failed to calculate MIC");
return WLAN_STATUS_UNSPECIFIED_FAILURE;
}
- if (os_memcmp_const(mic, ftie->mic, mic_len) != 0) {
+ if (os_memcmp_const(mic, fte_mic, mic_len) != 0) {
wpa_printf(MSG_DEBUG, "FT: Invalid MIC in FTIE");
wpa_printf(MSG_DEBUG, "FT: addr=" MACSTR " auth_addr=" MACSTR,
MAC2STR(sm->addr), MAC2STR(sm->wpa_auth->addr));
wpa_hexdump(MSG_MSGDUMP, "FT: Received MIC",
- ftie->mic, mic_len);
+ fte_mic, mic_len);
wpa_hexdump(MSG_MSGDUMP, "FT: Calculated MIC", mic, mic_len);
wpa_hexdump(MSG_MSGDUMP, "FT: MDIE",
parse.mdie - 2, parse.mdie_len + 2);
parse.ftie - 2, parse.ftie_len + 2);
wpa_hexdump(MSG_MSGDUMP, "FT: RSN",
parse.rsn - 2, parse.rsn_len + 2);
+ wpa_hexdump(MSG_MSGDUMP, "FT: RSNXE",
+ parse.rsnxe ? parse.rsnxe - 2 : NULL,
+ parse.rsnxe ? parse.rsnxe_len + 2 : 0);
return WLAN_STATUS_INVALID_FTIE;
}
+#ifdef CONFIG_OCV
+ if (wpa_auth_uses_ocv(sm)) {
+ struct wpa_channel_info ci;
+ int tx_chanwidth;
+ int tx_seg1_idx;
+
+ if (wpa_channel_info(sm->wpa_auth, &ci) != 0) {
+ wpa_printf(MSG_WARNING,
+ "Failed to get channel info to validate received OCI in (Re)Assoc Request");
+ return WLAN_STATUS_UNSPECIFIED_FAILURE;
+ }
+
+ if (get_sta_tx_parameters(sm,
+ channel_width_to_int(ci.chanwidth),
+ ci.seg1_idx, &tx_chanwidth,
+ &tx_seg1_idx) < 0)
+ return WLAN_STATUS_UNSPECIFIED_FAILURE;
+
+ if (ocv_verify_tx_params(parse.oci, parse.oci_len, &ci,
+ tx_chanwidth, tx_seg1_idx) != 0) {
+ wpa_printf(MSG_WARNING, "%s", ocv_errorstr);
+ return WLAN_STATUS_UNSPECIFIED_FAILURE;
+ }
+ }
+#endif /* CONFIG_OCV */
+
return WLAN_STATUS_SUCCESS;
}
u8 *pos;
wpa_printf(MSG_DEBUG, "FT: RRB authentication response: STA=" MACSTR
- " CurrentAP=" MACSTR " status=%d",
- MAC2STR(sm->addr), MAC2STR(current_ap), status);
+ " CurrentAP=" MACSTR " status=%u (%s)",
+ MAC2STR(sm->addr), MAC2STR(current_ap), status,
+ status2str(status));
wpa_hexdump(MSG_DEBUG, "FT: Response IEs", resp_ies, resp_ies_len);
/* RRB - Forward action frame response to the Current AP */
pmk_r0->vlan, src_addr, type,
packet, packet_len);
- os_memset(pmk_r1, 0, sizeof(pmk_r1));
+ forced_memzero(pmk_r1, sizeof(pmk_r1));
return ret;
}
goto out;
}
+ wpa_printf(MSG_DEBUG, "FT: Send PMK-R1 pull response from " MACSTR
+ " to " MACSTR,
+ MAC2STR(wpa_auth->addr), MAC2STR(src_addr));
+
resp[0].type = FT_RRB_S1KH_ID;
resp[0].len = f_s1kh_id_len;
resp[0].data = f_s1kh_id;
int expires_in;
int session_timeout;
struct vlan_description vlan;
+ size_t pmk_r1_len;
RRB_GET_AUTH(FT_RRB_R0KH_ID, r0kh_id, msgtype, -1);
wpa_hexdump(MSG_DEBUG, "FT: R0KH-ID", f_r0kh_id, f_r0kh_id_len);
wpa_hexdump(MSG_DEBUG, "FT: PMKR1Name",
f_pmk_r1_name, WPA_PMK_NAME_LEN);
- RRB_GET(FT_RRB_PMK_R1, pmk_r1, msgtype, PMK_LEN);
- wpa_hexdump_key(MSG_DEBUG, "FT: PMK-R1", f_pmk_r1, PMK_LEN);
+ pmk_r1_len = PMK_LEN;
+ if (wpa_ft_rrb_get_tlv(plain, plain_len, FT_RRB_PMK_R1, &f_pmk_r1_len,
+ &f_pmk_r1) == 0 &&
+ (f_pmk_r1_len == PMK_LEN || f_pmk_r1_len == SHA384_MAC_LEN))
+ pmk_r1_len = f_pmk_r1_len;
+ RRB_GET(FT_RRB_PMK_R1, pmk_r1, msgtype, pmk_r1_len);
+ wpa_hexdump_key(MSG_DEBUG, "FT: PMK-R1", f_pmk_r1, pmk_r1_len);
pairwise = WPA_GET_LE16(f_pairwise);
session_timeout = 0;
wpa_printf(MSG_DEBUG, "FT: session_timeout %d", session_timeout);
- if (wpa_ft_store_pmk_r1(wpa_auth, f_s1kh_id, f_pmk_r1, PMK_LEN,
+ if (wpa_ft_store_pmk_r1(wpa_auth, f_s1kh_id, f_pmk_r1, pmk_r1_len,
f_pmk_r1_name,
pairwise, &vlan, expires_in, session_timeout,
f_identity, f_identity_len, f_radius_cui,
ret = 0;
out:
- if (plain) {
- os_memset(plain, 0, plain_len);
- os_free(plain);
- }
+ bin_clear_free(plain, plain_len);
return ret;
goto out;
}
+ wpa_printf(MSG_DEBUG, "FT: Send sequence number response from " MACSTR
+ " to " MACSTR,
+ MAC2STR(wpa_auth->addr), MAC2STR(src_addr));
+
seq_resp_auth[0].type = FT_RRB_NONCE;
seq_resp_auth[0].len = f_nonce_len;
seq_resp_auth[0].data = f_nonce;
size_t alen, elen;
int no_defer = 0;
- wpa_printf(MSG_DEBUG, "FT: RRB-OUI received frame from remote AP "
- MACSTR, MAC2STR(src_addr));
- wpa_printf(MSG_DEBUG, "FT: RRB-OUI frame - oui_suffix=%d", oui_suffix);
+ wpa_printf(MSG_DEBUG, "FT: RRB-OUI(" MACSTR
+ ") received frame from remote AP "
+ MACSTR " oui_suffix=%u dst=" MACSTR,
+ MAC2STR(wpa_auth->addr), MAC2STR(src_addr), oui_suffix,
+ MAC2STR(dst_addr));
+ wpa_hexdump(MSG_MSGDUMP, "FT: RRB frame payload", data, data_len);
if (is_multicast_ether_addr(src_addr)) {
wpa_printf(MSG_DEBUG,
return;
}
- if (is_multicast_ether_addr(dst_addr)) {
- wpa_printf(MSG_DEBUG,
- "FT: RRB-OUI received frame from remote AP " MACSTR
- " to multicast address " MACSTR,
- MAC2STR(src_addr), MAC2STR(dst_addr));
+ if (is_multicast_ether_addr(dst_addr))
no_defer = 1;
- }
if (data_len < sizeof(u16)) {
wpa_printf(MSG_DEBUG, "FT: RRB-OUI frame too short");
}
auth = data + sizeof(u16);
+ wpa_hexdump(MSG_MSGDUMP, "FT: Authenticated payload", auth, alen);
enc = data + sizeof(u16) + alen;
elen = data_len - sizeof(u16) - alen;
+ wpa_hexdump(MSG_MSGDUMP, "FT: Encrypted payload", enc, elen);
switch (oui_suffix) {
case FT_PACKET_R0KH_R1KH_PULL:
return -1;
}
+ wpa_printf(MSG_DEBUG, "FT: Send PMK-R1 push from " MACSTR
+ " to remote R0KH address " MACSTR,
+ MAC2STR(wpa_auth->addr), MAC2STR(r1kh->addr));
+
if (wpa_ft_rrb_build_r0(r1kh->key, sizeof(r1kh->key), push, pmk_r0,
r1kh->id, s1kh_id, push_auth, wpa_auth->addr,
FT_PACKET_R0KH_R1KH_PUSH,
projects / thirdparty / hostap.git / blobdiff