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0cea8832 RP |
1 | /* |
2 | * Written by Rob Stradling (rob@comodo.com) and Stephen Henson | |
3 | * (steve@openssl.org) for the OpenSSL project 2014. | |
4 | */ | |
5 | /* ==================================================================== | |
6 | * Copyright (c) 2014 The OpenSSL Project. All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in | |
17 | * the documentation and/or other materials provided with the | |
18 | * distribution. | |
19 | * | |
20 | * 3. All advertising materials mentioning features or use of this | |
21 | * software must display the following acknowledgment: | |
22 | * "This product includes software developed by the OpenSSL Project | |
23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
24 | * | |
25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
26 | * endorse or promote products derived from this software without | |
27 | * prior written permission. For written permission, please contact | |
28 | * licensing@OpenSSL.org. | |
29 | * | |
30 | * 5. Products derived from this software may not be called "OpenSSL" | |
31 | * nor may "OpenSSL" appear in their names without prior written | |
32 | * permission of the OpenSSL Project. | |
33 | * | |
34 | * 6. Redistributions of any form whatsoever must retain the following | |
35 | * acknowledgment: | |
36 | * "This product includes software developed by the OpenSSL Project | |
37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
38 | * | |
39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
50 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
51 | * ==================================================================== | |
52 | * | |
53 | * This product includes cryptographic software written by Eric Young | |
54 | * (eay@cryptsoft.com). This product includes software written by Tim | |
55 | * Hudson (tjh@cryptsoft.com). | |
56 | * | |
57 | */ | |
58 | ||
59 | #ifdef OPENSSL_NO_CT | |
60 | # error "CT is disabled" | |
61 | #endif | |
62 | ||
63 | #include <openssl/bio.h> | |
64 | #include <openssl/ct.h> | |
65 | #include <openssl/obj_mac.h> | |
66 | #include <openssl/x509v3.h> | |
67 | ||
68 | #include "internal/ct_int.h" | |
69 | ||
70 | static char *i2s_poison(const X509V3_EXT_METHOD *method, void *val) | |
71 | { | |
72 | return OPENSSL_strdup("NULL"); | |
73 | } | |
74 | ||
75 | static int i2r_SCT_LIST(X509V3_EXT_METHOD *method, STACK_OF(SCT) *sct_list, | |
76 | BIO *out, int indent) | |
77 | { | |
78 | SCT_LIST_print(sct_list, out, indent, "\n"); | |
79 | return 1; | |
80 | } | |
81 | ||
82 | /* Handlers for X509v3/OCSP Certificate Transparency extensions */ | |
83 | const X509V3_EXT_METHOD v3_ct_scts[] = { | |
84 | /* X509v3 extension in certificates that contains SCTs */ | |
85 | { NID_ct_precert_scts, 0, NULL, | |
86 | NULL, (X509V3_EXT_FREE)SCT_LIST_free, | |
87 | (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST, | |
88 | NULL, NULL, | |
89 | NULL, NULL, | |
90 | (X509V3_EXT_I2R)i2r_SCT_LIST, NULL, | |
91 | NULL }, | |
92 | ||
93 | /* X509v3 extension to mark a certificate as a pre-certificate */ | |
94 | { NID_ct_precert_poison, 0, ASN1_ITEM_ref(ASN1_NULL), | |
95 | NULL, NULL, NULL, NULL, | |
96 | i2s_poison, NULL, | |
97 | NULL, NULL, | |
98 | NULL, NULL, | |
99 | NULL }, | |
100 | ||
101 | /* OCSP extension that contains SCTs */ | |
102 | { NID_ct_cert_scts, 0, NULL, | |
103 | 0, (X509V3_EXT_FREE)SCT_LIST_free, | |
104 | (X509V3_EXT_D2I)d2i_SCT_LIST, (X509V3_EXT_I2D)i2d_SCT_LIST, | |
105 | NULL, NULL, | |
106 | NULL, NULL, | |
107 | (X509V3_EXT_I2R)i2r_SCT_LIST, NULL, | |
108 | NULL }, | |
109 | }; |