[331] | 1 | /*
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| 2 | * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifdef OPENSSL_NO_CT
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| 11 | # error "CT is disabled"
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| 12 | #endif
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| 13 |
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| 14 | #include "ct_locl.h"
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| 15 |
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| 16 | static char *i2s_poison(const X509V3_EXT_METHOD *method, void *val)
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| 17 | {
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| 18 | return OPENSSL_strdup("NULL");
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| 19 | }
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| 20 |
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| 21 | static void *s2i_poison(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str)
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| 22 | {
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| 23 | return ASN1_NULL_new();
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| 24 | }
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| 25 |
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| 26 | static int i2r_SCT_LIST(X509V3_EXT_METHOD *method, STACK_OF(SCT) *sct_list,
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| 27 | BIO *out, int indent)
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| 28 | {
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| 29 | SCT_LIST_print(sct_list, out, indent, "\n", NULL);
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| 30 | return 1;
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| 31 | }
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| 32 |
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| 33 | /* Handlers for X509v3/OCSP Certificate Transparency extensions */
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| 34 | const X509V3_EXT_METHOD v3_ct_scts[3] = {
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| 35 | /* X509v3 extension in certificates that contains SCTs */
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| 36 | { NID_ct_precert_scts, 0, NULL,
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| 37 | NULL, (X509V3_EXT_FREE)SCT_LIST_free,
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| 38 | (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
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| 39 | NULL, NULL,
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| 40 | NULL, NULL,
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| 41 | (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,
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| 42 | NULL },
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| 43 |
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| 44 | /* X509v3 extension to mark a certificate as a pre-certificate */
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| 45 | { NID_ct_precert_poison, 0, ASN1_ITEM_ref(ASN1_NULL),
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| 46 | NULL, NULL, NULL, NULL,
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| 47 | i2s_poison, s2i_poison,
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| 48 | NULL, NULL,
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| 49 | NULL, NULL,
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| 50 | NULL },
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| 51 |
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| 52 | /* OCSP extension that contains SCTs */
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| 53 | { NID_ct_cert_scts, 0, NULL,
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| 54 | 0, (X509V3_EXT_FREE)SCT_LIST_free,
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| 55 | (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
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| 56 | NULL, NULL,
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| 57 | NULL, NULL,
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| 58 | (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,
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| 59 | NULL },
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| 60 | };
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