Specify array sizes
[openssl.git] / crypto / ct / ct_x509v3.c
1 /*
2  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (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
8  */
9
10 #ifdef OPENSSL_NO_CT
11 # error "CT is disabled"
12 #endif
13
14 #include "ct_locl.h"
15
16 static char *i2s_poison(const X509V3_EXT_METHOD *method, void *val)
17 {
18     return OPENSSL_strdup("NULL");
19 }
20
21 static void *s2i_poison(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str)
22 {
23    return ASN1_NULL_new();
24 }
25
26 static int i2r_SCT_LIST(X509V3_EXT_METHOD *method, STACK_OF(SCT) *sct_list,
27                  BIO *out, int indent)
28 {
29     SCT_LIST_print(sct_list, out, indent, "\n", NULL);
30     return 1;
31 }
32
33 /* Handlers for X509v3/OCSP Certificate Transparency extensions */
34 const X509V3_EXT_METHOD v3_ct_scts[3] = {
35     /* X509v3 extension in certificates that contains SCTs */
36     { NID_ct_precert_scts, 0, NULL,
37     NULL, (X509V3_EXT_FREE)SCT_LIST_free,
38     (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
39     NULL, NULL,
40     NULL, NULL,
41     (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,
42     NULL },
43
44     /* X509v3 extension to mark a certificate as a pre-certificate */
45     { NID_ct_precert_poison, 0, ASN1_ITEM_ref(ASN1_NULL),
46     NULL, NULL, NULL, NULL,
47     i2s_poison, s2i_poison,
48     NULL, NULL,
49     NULL, NULL,
50     NULL },
51
52     /* OCSP extension that contains SCTs */
53     { NID_ct_cert_scts, 0, NULL,
54     0, (X509V3_EXT_FREE)SCT_LIST_free,
55     (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST,
56     NULL, NULL,
57     NULL, NULL,
58     (X509V3_EXT_I2R)i2r_SCT_LIST, NULL,
59     NULL },
60 };