Lines Matching refs:cert
42 * @cert: Certificate to be freed
44 void x509_certificate_free(struct x509_certificate *cert)
46 if (cert == NULL)
48 if (cert->next) {
51 cert, cert->next);
53 x509_free_name(&cert->issuer);
54 x509_free_name(&cert->subject);
55 os_free(cert->public_key);
56 os_free(cert->sign_value);
57 os_free(cert);
63 * @cert: Pointer to the first certificate in the chain
65 void x509_certificate_chain_free(struct x509_certificate *cert)
69 while (cert) {
70 next = cert->next;
71 cert->next = NULL;
72 x509_certificate_free(cert);
73 cert = next;
223 struct x509_certificate *cert,
255 &cert->public_key_alg, &pos))
279 os_free(cert->public_key);
280 cert->public_key = os_malloc(hdr.length - 1);
281 if (cert->public_key == NULL) {
286 os_memcpy(cert->public_key, pos + 1, hdr.length - 1);
287 cert->public_key_len = hdr.length - 1;
289 cert->public_key, cert->public_key_len);
623 struct x509_certificate *cert, const u8 **next)
660 &cert->not_before) < 0) {
672 &cert->not_after) < 0) {
679 (unsigned long) cert->not_before,
680 (unsigned long) cert->not_after);
696 static int x509_parse_ext_key_usage(struct x509_certificate *cert,
724 cert->extensions_present |= X509_EXT_KEY_USAGE;
725 cert->key_usage = asn1_bit_string_to_long(hdr.payload, hdr.length);
727 wpa_printf(MSG_DEBUG, "X509: KeyUsage 0x%lx", cert->key_usage);
733 static int x509_parse_ext_basic_constraints(struct x509_certificate *cert,
755 cert->extensions_present |= X509_EXT_BASIC_CONSTRAINTS;
774 cert->ca = hdr.payload[0];
778 cert->ca);
807 cert->path_len_constraint = value;
808 cert->extensions_present |= X509_EXT_PATH_LEN_CONSTRAINT;
812 cert->ca, cert->path_len_constraint);
818 static int x509_parse_extension_data(struct x509_certificate *cert,
835 return x509_parse_ext_key_usage(cert, pos, len);
837 return x509_parse_ext_basic_constraints(cert, pos, len);
844 static int x509_parse_extension(struct x509_certificate *cert,
913 res = x509_parse_extension_data(cert, &oid, hdr.payload, hdr.length);
926 static int x509_parse_extensions(struct x509_certificate *cert,
947 if (x509_parse_extension(cert, pos, end - pos, &pos)
957 struct x509_certificate *cert,
1011 cert->version = value;
1012 if (cert->version != X509_CERT_V1 &&
1013 cert->version != X509_CERT_V2 &&
1014 cert->version != X509_CERT_V3) {
1016 cert->version + 1);
1023 cert->version = X509_CERT_V1;
1024 wpa_printf(MSG_MSGDUMP, "X509: Version X.509v%d", cert->version + 1);
1038 cert->serial_number <<= 8;
1039 cert->serial_number |= *pos++;
1042 wpa_printf(MSG_MSGDUMP, "X509: serialNumber %lu", cert->serial_number);
1045 if (x509_parse_algorithm_identifier(pos, end - pos, &cert->signature,
1050 if (x509_parse_name(pos, end - pos, &cert->issuer, &pos))
1052 x509_name_string(&cert->issuer, sbuf, sizeof(sbuf));
1056 if (x509_parse_validity(pos, end - pos, cert, &pos))
1060 if (x509_parse_name(pos, end - pos, &cert->subject, &pos))
1062 x509_name_string(&cert->subject, sbuf, sizeof(sbuf));
1066 if (x509_parse_public_key(pos, end - pos, cert, &pos))
1072 if (cert->version == X509_CERT_V1)
1129 if (cert->version != X509_CERT_V3) {
1132 "version 3", cert->version + 1);
1136 if (x509_parse_extensions(cert, hdr.payload, hdr.length) < 0)
1216 struct x509_certificate *cert;
1218 cert = os_zalloc(sizeof(*cert) + len);
1219 if (cert == NULL)
1221 os_memcpy(cert + 1, buf, len);
1222 cert->cert_start = (u8 *) (cert + 1);
1223 cert->cert_len = len;
1237 x509_certificate_free(cert);
1243 x509_certificate_free(cert);
1255 cert->tbs_cert_start = cert->cert_start + (hash_start - buf);
1256 if (x509_parse_tbs_certificate(pos, end - pos, cert, &pos)) {
1257 x509_certificate_free(cert);
1260 cert->tbs_cert_len = pos - hash_start;
1264 &cert->signature_alg, &pos)) {
1265 x509_certificate_free(cert);
1276 x509_certificate_free(cert);
1280 x509_certificate_free(cert);
1291 x509_certificate_free(cert);
1294 os_free(cert->sign_value);
1295 cert->sign_value = os_malloc(hdr.length - 1);
1296 if (cert->sign_value == NULL) {
1299 x509_certificate_free(cert);
1302 os_memcpy(cert->sign_value, pos + 1, hdr.length - 1);
1303 cert->sign_value_len = hdr.length - 1;
1305 cert->sign_value, cert->sign_value_len);
1307 return cert;
1314 * @cert: Certificate to be verified
1315 * Returns: 0 if cert has a valid signature that was signed by the issuer,
1319 struct x509_certificate *cert)
1330 if (!x509_pkcs_oid(&cert->signature.oid) ||
1331 cert->signature.oid.len != 7 ||
1332 cert->signature.oid.oid[5] != 1 /* pkcs-1 */) {
1343 data_len = cert->sign_value_len;
1350 if (crypto_public_key_decrypt_pkcs1(pk, cert->sign_value,
1351 cert->sign_value_len, data,
1414 if (cert->signature.oid.oid[6] !=
1419 cert->signature.oid.oid[6]);
1427 if (cert->signature.oid.oid[6] !=
1432 cert->signature.oid.oid[6]);
1446 if (cert->signature.oid.oid[6] != 4 /* md5WithRSAEncryption */)
1451 cert->signature.oid.oid[6]);
1482 switch (cert->signature.oid.oid[6]) {
1484 md5_vector(1, &cert->tbs_cert_start, &cert->tbs_cert_len,
1491 sha1_vector(1, &cert->tbs_cert_start, &cert->tbs_cert_len,
1499 sha256_vector(1, &cert->tbs_cert_start, &cert->tbs_cert_len,
1515 "algorithm (%lu)", cert->signature.oid.oid[6]);
1537 static int x509_valid_issuer(const struct x509_certificate *cert)
1539 if ((cert->extensions_present & X509_EXT_BASIC_CONSTRAINTS) &&
1540 !cert->ca) {
1546 if (cert->version == X509_CERT_V3 &&
1547 !(cert->extensions_present & X509_EXT_BASIC_CONSTRAINTS)) {
1553 if ((cert->extensions_present & X509_EXT_KEY_USAGE) &&
1554 !(cert->key_usage & X509_KEY_USAGE_KEY_CERT_SIGN)) {
1578 struct x509_certificate *cert, *trust;
1587 for (cert = chain, idx = 0; cert; cert = cert->next, idx++) {
1588 x509_name_string(&cert->subject, buf, sizeof(buf));
1595 (unsigned long) cert->not_before ||
1597 (unsigned long) cert->not_after) {
1600 now.sec, cert->not_before, cert->not_after);
1605 if (cert->next) {
1606 if (x509_name_compare(&cert->issuer,
1607 &cert->next->subject) != 0) {
1610 x509_name_string(&cert->issuer, buf,
1612 wpa_printf(MSG_DEBUG, "X509: cert issuer: %s",
1614 x509_name_string(&cert->next->subject, buf,
1616 wpa_printf(MSG_DEBUG, "X509: next cert "
1622 if (x509_valid_issuer(cert->next) < 0) {
1627 if ((cert->next->extensions_present &
1629 idx > cert->next->path_len_constraint) {
1633 cert->next->path_len_constraint);
1638 if (x509_certificate_check_signature(cert->next, cert)
1649 if (x509_name_compare(&cert->issuer, &trust->subject)
1662 if (x509_certificate_check_signature(trust, cert) < 0)
1704 struct x509_certificate *cert;
1706 for (cert = chain; cert; cert = cert->next) {
1707 if (x509_name_compare(&cert->subject, name) == 0)
1708 return cert;
1716 * @cert: Certificate
1719 int x509_certificate_self_signed(struct x509_certificate *cert)
1721 return x509_name_compare(&cert->issuer, &cert->subject) == 0;