Lines Matching refs:tmp
24 struct sae_temporary_data *tmp;
36 tmp = sae->tmp = os_zalloc(sizeof(*tmp));
37 if (tmp == NULL)
41 tmp->ec = crypto_ec_init(group);
42 if (tmp->ec) {
46 tmp->prime_len = crypto_ec_prime_len(tmp->ec);
47 tmp->prime = crypto_ec_get_prime(tmp->ec);
48 tmp->order_len = crypto_ec_order_len(tmp->ec);
49 tmp->order = crypto_ec_get_order(tmp->ec);
54 tmp->dh = dh_groups_get(group);
55 if (tmp->dh) {
59 tmp->prime_len = tmp->dh->prime_len;
60 if (tmp->prime_len > SAE_MAX_PRIME_LEN) {
65 tmp->prime_buf = crypto_bignum_init_set(tmp->dh->prime,
66 tmp->prime_len);
67 if (tmp->prime_buf == NULL) {
71 tmp->prime = tmp->prime_buf;
73 tmp->order_len = tmp->dh->order_len;
74 tmp->order_buf = crypto_bignum_init_set(tmp->dh->order,
75 tmp->dh->order_len);
76 if (tmp->order_buf == NULL) {
80 tmp->order = tmp->order_buf;
94 struct sae_temporary_data *tmp;
95 if (sae == NULL || sae->tmp == NULL)
97 tmp = sae->tmp;
98 crypto_ec_deinit(tmp->ec);
99 crypto_bignum_deinit(tmp->prime_buf, 0);
100 crypto_bignum_deinit(tmp->order_buf, 0);
101 crypto_bignum_deinit(tmp->sae_rand, 1);
102 crypto_bignum_deinit(tmp->pwe_ffc, 1);
103 crypto_bignum_deinit(tmp->own_commit_scalar, 0);
104 crypto_bignum_deinit(tmp->own_commit_element_ffc, 0);
105 crypto_bignum_deinit(tmp->peer_commit_element_ffc, 0);
106 crypto_ec_point_deinit(tmp->pwe_ecc, 1);
107 crypto_ec_point_deinit(tmp->own_commit_element_ecc, 0);
108 crypto_ec_point_deinit(tmp->peer_commit_element_ecc, 0);
109 wpabuf_free(tmp->anti_clogging_token);
110 os_free(tmp->pw_id);
111 bin_clear_free(tmp, sizeof(*tmp));
112 sae->tmp = NULL;
153 bits = crypto_ec_prime_len_bits(sae->tmp->ec);
155 prime, sae->tmp->prime_len, pwd_value, bits) < 0)
158 buf_shift_right(pwd_value, sae->tmp->prime_len, 8 - bits % 8);
160 pwd_value, sae->tmp->prime_len);
162 cmp_prime = const_time_memcmp(pwd_value, prime, sae->tmp->prime_len);
170 x_cand = crypto_bignum_init_set(pwd_value, sae->tmp->prime_len);
173 y_sqr = crypto_ec_point_compute_y_sqr(sae->tmp->ec, x_cand);
178 res = dragonfly_is_quadratic_residue_blind(sae->tmp->ec, qr, qnr,
193 size_t bits = sae->tmp->prime_len * 8;
203 sae->tmp->dh->prime, sae->tmp->prime_len, pwd_value,
207 sae->tmp->prime_len);
210 res = const_time_memcmp(pwd_value, sae->tmp->dh->prime,
211 sae->tmp->prime_len);
225 a = crypto_bignum_init_set(pwd_value, sae->tmp->prime_len);
232 if (sae->tmp->dh->safe_prime) {
244 crypto_bignum_sub(sae->tmp->prime, b, b) < 0 ||
245 crypto_bignum_div(b, sae->tmp->order, b) < 0)
252 res = crypto_bignum_exptmod(a, b, sae->tmp->prime, pwe);
308 prime_len = sae->tmp->prime_len;
309 if (crypto_bignum_to_bin(sae->tmp->prime, prime, sizeof(prime),
317 if (dragonfly_get_random_qr_qnr(sae->tmp->prime, &qr, &qnr) < 0 ||
414 y = crypto_ec_point_compute_y_sqr(sae->tmp->ec, x);
416 dragonfly_sqrt(sae->tmp->ec, y, y) < 0 ||
419 crypto_bignum_sub(sae->tmp->prime, y, y) < 0 ||
431 crypto_ec_point_deinit(sae->tmp->pwe_ecc, 1);
432 sae->tmp->pwe_ecc = crypto_ec_point_from_bin(sae->tmp->ec, x_y);
433 if (!sae->tmp->pwe_ecc) {
466 size_t prime_len = sae->tmp->prime_len * 8;
469 crypto_bignum_deinit(sae->tmp->pwe_ffc, 1);
470 sae->tmp->pwe_ffc = NULL;
539 sae->tmp->pwe_ffc = crypto_bignum_init_set(pwe_buf, prime_len);
543 return sae->tmp->pwe_ffc ? 0 : -1;
551 if (!sae->tmp->own_commit_element_ecc) {
552 sae->tmp->own_commit_element_ecc =
553 crypto_ec_point_init(sae->tmp->ec);
554 if (!sae->tmp->own_commit_element_ecc)
558 if (crypto_ec_point_mul(sae->tmp->ec, sae->tmp->pwe_ecc, mask,
559 sae->tmp->own_commit_element_ecc) < 0 ||
560 crypto_ec_point_invert(sae->tmp->ec,
561 sae->tmp->own_commit_element_ecc) < 0) {
574 if (!sae->tmp->own_commit_element_ffc) {
575 sae->tmp->own_commit_element_ffc = crypto_bignum_init();
576 if (!sae->tmp->own_commit_element_ffc)
580 if (crypto_bignum_exptmod(sae->tmp->pwe_ffc, mask, sae->tmp->prime,
581 sae->tmp->own_commit_element_ffc) < 0 ||
582 crypto_bignum_inverse(sae->tmp->own_commit_element_ffc,
583 sae->tmp->prime,
584 sae->tmp->own_commit_element_ffc) < 0) {
599 if (!sae->tmp->sae_rand)
600 sae->tmp->sae_rand = crypto_bignum_init();
601 if (!sae->tmp->own_commit_scalar)
602 sae->tmp->own_commit_scalar = crypto_bignum_init();
603 ret = !mask || !sae->tmp->sae_rand || !sae->tmp->own_commit_scalar ||
604 dragonfly_generate_scalar(sae->tmp->order, sae->tmp->sae_rand,
606 sae->tmp->own_commit_scalar) < 0 ||
607 (sae->tmp->ec &&
609 (sae->tmp->dh &&
620 if (sae->tmp == NULL ||
621 (sae->tmp->ec && sae_derive_pwe_ecc(sae, addr1, addr2, password,
624 (sae->tmp->dh && sae_derive_pwe_ffc(sae, addr1, addr2, password,
638 K = crypto_ec_point_init(sae->tmp->ec);
649 if (crypto_ec_point_mul(sae->tmp->ec, sae->tmp->pwe_ecc,
651 crypto_ec_point_add(sae->tmp->ec, K,
652 sae->tmp->peer_commit_element_ecc, K) < 0 ||
653 crypto_ec_point_mul(sae->tmp->ec, K, sae->tmp->sae_rand, K) < 0 ||
654 crypto_ec_point_is_at_infinity(sae->tmp->ec, K) ||
655 crypto_ec_point_to_bin(sae->tmp->ec, K, k, NULL) < 0) {
660 wpa_hexdump_key(MSG_DEBUG, "SAE: k", k, sae->tmp->prime_len);
685 if (crypto_bignum_exptmod(sae->tmp->pwe_ffc, sae->peer_commit_scalar,
686 sae->tmp->prime, K) < 0 ||
687 crypto_bignum_mulmod(K, sae->tmp->peer_commit_element_ffc,
688 sae->tmp->prime, K) < 0 ||
689 crypto_bignum_exptmod(K, sae->tmp->sae_rand, sae->tmp->prime, K) < 0
692 crypto_bignum_to_bin(K, k, SAE_MAX_PRIME_LEN, sae->tmp->prime_len) <
698 wpa_hexdump_key(MSG_DEBUG, "SAE: k", k, sae->tmp->prime_len);
712 struct crypto_bignum *tmp;
715 tmp = crypto_bignum_init();
716 if (tmp == NULL)
726 hmac_sha256(null_key, sizeof(null_key), k, sae->tmp->prime_len,
730 crypto_bignum_add(sae->tmp->own_commit_scalar, sae->peer_commit_scalar,
731 tmp);
732 crypto_bignum_mod(tmp, sae->tmp->order, tmp);
739 crypto_bignum_to_bin(tmp, val, sizeof(val), sae->tmp->order_len);
742 val, sae->tmp->order_len, keys, sizeof(keys)) < 0)
745 os_memcpy(sae->tmp->kck, keys, SAE_KCK_LEN);
749 wpa_hexdump_key(MSG_DEBUG, "SAE: KCK", sae->tmp->kck, SAE_KCK_LEN);
754 crypto_bignum_deinit(tmp, 0);
762 if (sae->tmp == NULL ||
763 (sae->tmp->ec && sae_derive_k_ecc(sae, k) < 0) ||
764 (sae->tmp->dh && sae_derive_k_ffc(sae, k) < 0) ||
776 if (sae->tmp == NULL)
785 pos = wpabuf_put(buf, sae->tmp->prime_len);
786 crypto_bignum_to_bin(sae->tmp->own_commit_scalar, pos,
787 sae->tmp->prime_len, sae->tmp->prime_len);
789 pos, sae->tmp->prime_len);
790 if (sae->tmp->ec) {
791 pos = wpabuf_put(buf, 2 * sae->tmp->prime_len);
792 crypto_ec_point_to_bin(sae->tmp->ec,
793 sae->tmp->own_commit_element_ecc,
794 pos, pos + sae->tmp->prime_len);
796 pos, sae->tmp->prime_len);
798 pos + sae->tmp->prime_len, sae->tmp->prime_len);
800 pos = wpabuf_put(buf, sae->tmp->prime_len);
801 crypto_bignum_to_bin(sae->tmp->own_commit_element_ffc, pos,
802 sae->tmp->prime_len, sae->tmp->prime_len);
804 pos, sae->tmp->prime_len);
846 if (sae->tmp == NULL) {
851 if (sae->tmp->dh && !allowed_groups) {
883 scalar_elem_len = (sae->tmp->ec ? 3 : 2) * sae->tmp->prime_len;
933 if (sae->tmp->prime_len > end - *pos) {
938 peer_scalar = crypto_bignum_init_set(*pos, sae->tmp->prime_len);
959 crypto_bignum_cmp(peer_scalar, sae->tmp->order) >= 0) {
969 *pos, sae->tmp->prime_len);
970 *pos += sae->tmp->prime_len;
981 if (2 * sae->tmp->prime_len > end - *pos) {
987 if (crypto_bignum_to_bin(sae->tmp->prime, prime, sizeof(prime),
988 sae->tmp->prime_len) < 0)
992 if (os_memcmp(*pos, prime, sae->tmp->prime_len) >= 0 ||
993 os_memcmp(*pos + sae->tmp->prime_len, prime,
994 sae->tmp->prime_len) >= 0) {
1001 *pos, sae->tmp->prime_len);
1003 *pos + sae->tmp->prime_len, sae->tmp->prime_len);
1005 crypto_ec_point_deinit(sae->tmp->peer_commit_element_ecc, 0);
1006 sae->tmp->peer_commit_element_ecc =
1007 crypto_ec_point_from_bin(sae->tmp->ec, *pos);
1008 if (sae->tmp->peer_commit_element_ecc == NULL)
1011 if (!crypto_ec_point_is_on_curve(sae->tmp->ec,
1012 sae->tmp->peer_commit_element_ecc)) {
1017 *pos += 2 * sae->tmp->prime_len;
1029 if (sae->tmp->prime_len > end - *pos) {
1035 sae->tmp->prime_len);
1037 crypto_bignum_deinit(sae->tmp->peer_commit_element_ffc, 0);
1038 sae->tmp->peer_commit_element_ffc =
1039 crypto_bignum_init_set(*pos, sae->tmp->prime_len);
1040 if (sae->tmp->peer_commit_element_ffc == NULL)
1046 crypto_bignum_sub(sae->tmp->prime, one, res) ||
1047 crypto_bignum_is_zero(sae->tmp->peer_commit_element_ffc) ||
1048 crypto_bignum_is_one(sae->tmp->peer_commit_element_ffc) ||
1049 crypto_bignum_cmp(sae->tmp->peer_commit_element_ffc, res) >= 0) {
1058 if (crypto_bignum_exptmod(sae->tmp->peer_commit_element_ffc,
1059 sae->tmp->order, sae->tmp->prime, res) < 0 ||
1067 *pos += sae->tmp->prime_len;
1076 if (sae->tmp->dh)
1088 if (sae->tmp->pw_id) {
1091 sae->tmp->pw_id);
1094 os_free(sae->tmp->pw_id);
1095 sae->tmp->pw_id = NULL;
1099 if (sae->tmp->pw_id &&
1100 (pos[1] - 1 != (int) os_strlen(sae->tmp->pw_id) ||
1101 os_memcmp(sae->tmp->pw_id, pos + 3, pos[1] - 1) != 0)) {
1104 sae->tmp->pw_id);
1108 os_free(sae->tmp->pw_id);
1109 sae->tmp->pw_id = os_malloc(pos[1]);
1110 if (!sae->tmp->pw_id)
1112 os_memcpy(sae->tmp->pw_id, pos + 3, pos[1] - 1);
1113 sae->tmp->pw_id[pos[1] - 1] = '\0';
1115 sae->tmp->pw_id, pos[1] - 1);
1156 if (!sae->tmp->own_commit_scalar ||
1157 crypto_bignum_cmp(sae->tmp->own_commit_scalar,
1159 (sae->tmp->dh &&
1160 (!sae->tmp->own_commit_element_ffc ||
1161 crypto_bignum_cmp(sae->tmp->own_commit_element_ffc,
1162 sae->tmp->peer_commit_element_ffc) != 0)) ||
1163 (sae->tmp->ec &&
1164 (!sae->tmp->own_commit_element_ecc ||
1165 crypto_ec_point_cmp(sae->tmp->ec,
1166 sae->tmp->own_commit_element_ecc,
1167 sae->tmp->peer_commit_element_ecc) != 0)))
1201 sae->tmp->prime_len);
1203 len[1] = sae->tmp->prime_len;
1207 sae->tmp->prime_len);
1209 len[3] = sae->tmp->prime_len;
1212 hmac_sha256_vector(sae->tmp->kck, sizeof(sae->tmp->kck), 5, addr, len,
1227 crypto_ec_point_to_bin(sae->tmp->ec, element1, element_b1,
1228 element_b1 + sae->tmp->prime_len);
1229 crypto_ec_point_to_bin(sae->tmp->ec, element2, element_b2,
1230 element_b2 + sae->tmp->prime_len);
1232 sae_cn_confirm(sae, sc, scalar1, element_b1, 2 * sae->tmp->prime_len,
1233 scalar2, element_b2, 2 * sae->tmp->prime_len, confirm);
1248 sae->tmp->prime_len);
1250 sae->tmp->prime_len);
1252 sae_cn_confirm(sae, sc, scalar1, element_b1, sae->tmp->prime_len,
1253 scalar2, element_b2, sae->tmp->prime_len, confirm);
1261 if (sae->tmp == NULL)
1270 if (sae->tmp->ec)
1271 sae_cn_confirm_ecc(sae, sc, sae->tmp->own_commit_scalar,
1272 sae->tmp->own_commit_element_ecc,
1274 sae->tmp->peer_commit_element_ecc,
1277 sae_cn_confirm_ffc(sae, sc, sae->tmp->own_commit_scalar,
1278 sae->tmp->own_commit_element_ffc,
1280 sae->tmp->peer_commit_element_ffc,
1296 if (!sae->tmp || !sae->peer_commit_scalar ||
1297 !sae->tmp->own_commit_scalar) {
1302 if (sae->tmp->ec) {
1303 if (!sae->tmp->peer_commit_element_ecc ||
1304 !sae->tmp->own_commit_element_ecc)
1307 sae->tmp->peer_commit_element_ecc,
1308 sae->tmp->own_commit_scalar,
1309 sae->tmp->own_commit_element_ecc,
1312 if (!sae->tmp->peer_commit_element_ffc ||
1313 !sae->tmp->own_commit_element_ffc)
1316 sae->tmp->peer_commit_element_ffc,
1317 sae->tmp->own_commit_scalar,
1318 sae->tmp->own_commit_element_ffc,