2 * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 # error "CT is disabled"
18 static char *i2s_poison(const X509V3_EXT_METHOD *method, void *val)
20 return OPENSSL_strdup("NULL");
23 static void *s2i_poison(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str)
25 return ASN1_NULL_new();
28 static int i2r_SCT_LIST(X509V3_EXT_METHOD *method, STACK_OF(SCT) *sct_list,
31 SCT_LIST_print(sct_list, out, indent, "\n", NULL);
35 static int set_sct_list_source(STACK_OF(SCT) *s, sct_source_t source)
40 for (i = 0; i < sk_SCT_num(s); i++) {
41 int res = SCT_set_source(sk_SCT_value(s, i), source);
51 static STACK_OF(SCT) *x509_ext_d2i_SCT_LIST(STACK_OF(SCT) **a,
52 const unsigned char **pp,
55 STACK_OF(SCT) *s = d2i_SCT_LIST(a, pp, len);
57 if (set_sct_list_source(s, SCT_SOURCE_X509V3_EXTENSION) != 1) {
65 static STACK_OF(SCT) *ocsp_ext_d2i_SCT_LIST(STACK_OF(SCT) **a,
66 const unsigned char **pp,
69 STACK_OF(SCT) *s = d2i_SCT_LIST(a, pp, len);
71 if (set_sct_list_source(s, SCT_SOURCE_OCSP_STAPLED_RESPONSE) != 1) {
79 /* Handlers for X509v3/OCSP Certificate Transparency extensions */
80 const X509V3_EXT_METHOD v3_ct_scts[3] = {
81 /* X509v3 extension in certificates that contains SCTs */
82 { NID_ct_precert_scts, 0, NULL,
83 NULL, (X509V3_EXT_FREE)SCT_LIST_free,
84 (X509V3_EXT_D2I)x509_ext_d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
87 (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,
90 /* X509v3 extension to mark a certificate as a pre-certificate */
91 { NID_ct_precert_poison, 0, ASN1_ITEM_ref(ASN1_NULL),
92 NULL, NULL, NULL, NULL,
93 i2s_poison, s2i_poison,
98 /* OCSP extension that contains SCTs */
99 { NID_ct_cert_scts, 0, NULL,
100 0, (X509V3_EXT_FREE)SCT_LIST_free,
101 (X509V3_EXT_D2I)ocsp_ext_d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
104 (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,