1 /* Copyright (c) 2014, Google Inc.
2  *
3  * Permission to use, copy, modify, and/or distribute this software for any
4  * purpose with or without fee is hereby granted, provided that the above
5  * copyright notice and this permission notice appear in all copies.
6  *
7  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14 
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <string.h>
18 
19 #include <openssl/bytestring.h>
20 #include <openssl/crypto.h>
21 #include <openssl/mem.h>
22 #include <openssl/stack.h>
23 #include <openssl/x509.h>
24 
25 
26 /* kPKCS7NSS contains the certificate chain of mail.google.com, as saved by NSS
27  * using the Chrome UI. */
28 static const uint8_t kPKCS7NSS[] = {
29     0x30, 0x80, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07,
30     0x02, 0xa0, 0x80, 0x30, 0x80, 0x02, 0x01, 0x01, 0x31, 0x00, 0x30, 0x80,
31     0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x01, 0x00,
32     0x00, 0xa0, 0x82, 0x0b, 0x1e, 0x30, 0x82, 0x03, 0x54, 0x30, 0x82, 0x02,
33     0x3c, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x03, 0x02, 0x34, 0x56, 0x30,
34     0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05,
35     0x05, 0x00, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,
36     0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30, 0x14, 0x06, 0x03, 0x55,
37     0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75, 0x73, 0x74,
38     0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30, 0x19, 0x06, 0x03, 0x55,
39     0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75, 0x73, 0x74,
40     0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20, 0x43, 0x41, 0x30, 0x1e,
41     0x17, 0x0d, 0x30, 0x32, 0x30, 0x35, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30,
42     0x30, 0x30, 0x5a, 0x17, 0x0d, 0x32, 0x32, 0x30, 0x35, 0x32, 0x31, 0x30,
43     0x34, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09,
44     0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30,
45     0x14, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54,
46     0x72, 0x75, 0x73, 0x74, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30,
47     0x19, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54,
48     0x72, 0x75, 0x73, 0x74, 0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20,
49     0x43, 0x41, 0x30, 0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86,
50     0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01,
51     0x0f, 0x00, 0x30, 0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xda,
52     0xcc, 0x18, 0x63, 0x30, 0xfd, 0xf4, 0x17, 0x23, 0x1a, 0x56, 0x7e, 0x5b,
53     0xdf, 0x3c, 0x6c, 0x38, 0xe4, 0x71, 0xb7, 0x78, 0x91, 0xd4, 0xbc, 0xa1,
54     0xd8, 0x4c, 0xf8, 0xa8, 0x43, 0xb6, 0x03, 0xe9, 0x4d, 0x21, 0x07, 0x08,
55     0x88, 0xda, 0x58, 0x2f, 0x66, 0x39, 0x29, 0xbd, 0x05, 0x78, 0x8b, 0x9d,
56     0x38, 0xe8, 0x05, 0xb7, 0x6a, 0x7e, 0x71, 0xa4, 0xe6, 0xc4, 0x60, 0xa6,
57     0xb0, 0xef, 0x80, 0xe4, 0x89, 0x28, 0x0f, 0x9e, 0x25, 0xd6, 0xed, 0x83,
58     0xf3, 0xad, 0xa6, 0x91, 0xc7, 0x98, 0xc9, 0x42, 0x18, 0x35, 0x14, 0x9d,
59     0xad, 0x98, 0x46, 0x92, 0x2e, 0x4f, 0xca, 0xf1, 0x87, 0x43, 0xc1, 0x16,
60     0x95, 0x57, 0x2d, 0x50, 0xef, 0x89, 0x2d, 0x80, 0x7a, 0x57, 0xad, 0xf2,
61     0xee, 0x5f, 0x6b, 0xd2, 0x00, 0x8d, 0xb9, 0x14, 0xf8, 0x14, 0x15, 0x35,
62     0xd9, 0xc0, 0x46, 0xa3, 0x7b, 0x72, 0xc8, 0x91, 0xbf, 0xc9, 0x55, 0x2b,
63     0xcd, 0xd0, 0x97, 0x3e, 0x9c, 0x26, 0x64, 0xcc, 0xdf, 0xce, 0x83, 0x19,
64     0x71, 0xca, 0x4e, 0xe6, 0xd4, 0xd5, 0x7b, 0xa9, 0x19, 0xcd, 0x55, 0xde,
65     0xc8, 0xec, 0xd2, 0x5e, 0x38, 0x53, 0xe5, 0x5c, 0x4f, 0x8c, 0x2d, 0xfe,
66     0x50, 0x23, 0x36, 0xfc, 0x66, 0xe6, 0xcb, 0x8e, 0xa4, 0x39, 0x19, 0x00,
67     0xb7, 0x95, 0x02, 0x39, 0x91, 0x0b, 0x0e, 0xfe, 0x38, 0x2e, 0xd1, 0x1d,
68     0x05, 0x9a, 0xf6, 0x4d, 0x3e, 0x6f, 0x0f, 0x07, 0x1d, 0xaf, 0x2c, 0x1e,
69     0x8f, 0x60, 0x39, 0xe2, 0xfa, 0x36, 0x53, 0x13, 0x39, 0xd4, 0x5e, 0x26,
70     0x2b, 0xdb, 0x3d, 0xa8, 0x14, 0xbd, 0x32, 0xeb, 0x18, 0x03, 0x28, 0x52,
71     0x04, 0x71, 0xe5, 0xab, 0x33, 0x3d, 0xe1, 0x38, 0xbb, 0x07, 0x36, 0x84,
72     0x62, 0x9c, 0x79, 0xea, 0x16, 0x30, 0xf4, 0x5f, 0xc0, 0x2b, 0xe8, 0x71,
73     0x6b, 0xe4, 0xf9, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x53, 0x30, 0x51,
74     0x30, 0x0f, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x05,
75     0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e,
76     0x04, 0x16, 0x04, 0x14, 0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab,
77     0x05, 0x64, 0x0c, 0x11, 0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e,
78     0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80,
79     0x14, 0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab, 0x05, 0x64, 0x0c,
80     0x11, 0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e, 0x30, 0x0d, 0x06,
81     0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00,
82     0x03, 0x82, 0x01, 0x01, 0x00, 0x35, 0xe3, 0x29, 0x6a, 0xe5, 0x2f, 0x5d,
83     0x54, 0x8e, 0x29, 0x50, 0x94, 0x9f, 0x99, 0x1a, 0x14, 0xe4, 0x8f, 0x78,
84     0x2a, 0x62, 0x94, 0xa2, 0x27, 0x67, 0x9e, 0xd0, 0xcf, 0x1a, 0x5e, 0x47,
85     0xe9, 0xc1, 0xb2, 0xa4, 0xcf, 0xdd, 0x41, 0x1a, 0x05, 0x4e, 0x9b, 0x4b,
86     0xee, 0x4a, 0x6f, 0x55, 0x52, 0xb3, 0x24, 0xa1, 0x37, 0x0a, 0xeb, 0x64,
87     0x76, 0x2a, 0x2e, 0x2c, 0xf3, 0xfd, 0x3b, 0x75, 0x90, 0xbf, 0xfa, 0x71,
88     0xd8, 0xc7, 0x3d, 0x37, 0xd2, 0xb5, 0x05, 0x95, 0x62, 0xb9, 0xa6, 0xde,
89     0x89, 0x3d, 0x36, 0x7b, 0x38, 0x77, 0x48, 0x97, 0xac, 0xa6, 0x20, 0x8f,
90     0x2e, 0xa6, 0xc9, 0x0c, 0xc2, 0xb2, 0x99, 0x45, 0x00, 0xc7, 0xce, 0x11,
91     0x51, 0x22, 0x22, 0xe0, 0xa5, 0xea, 0xb6, 0x15, 0x48, 0x09, 0x64, 0xea,
92     0x5e, 0x4f, 0x74, 0xf7, 0x05, 0x3e, 0xc7, 0x8a, 0x52, 0x0c, 0xdb, 0x15,
93     0xb4, 0xbd, 0x6d, 0x9b, 0xe5, 0xc6, 0xb1, 0x54, 0x68, 0xa9, 0xe3, 0x69,
94     0x90, 0xb6, 0x9a, 0xa5, 0x0f, 0xb8, 0xb9, 0x3f, 0x20, 0x7d, 0xae, 0x4a,
95     0xb5, 0xb8, 0x9c, 0xe4, 0x1d, 0xb6, 0xab, 0xe6, 0x94, 0xa5, 0xc1, 0xc7,
96     0x83, 0xad, 0xdb, 0xf5, 0x27, 0x87, 0x0e, 0x04, 0x6c, 0xd5, 0xff, 0xdd,
97     0xa0, 0x5d, 0xed, 0x87, 0x52, 0xb7, 0x2b, 0x15, 0x02, 0xae, 0x39, 0xa6,
98     0x6a, 0x74, 0xe9, 0xda, 0xc4, 0xe7, 0xbc, 0x4d, 0x34, 0x1e, 0xa9, 0x5c,
99     0x4d, 0x33, 0x5f, 0x92, 0x09, 0x2f, 0x88, 0x66, 0x5d, 0x77, 0x97, 0xc7,
100     0x1d, 0x76, 0x13, 0xa9, 0xd5, 0xe5, 0xf1, 0x16, 0x09, 0x11, 0x35, 0xd5,
101     0xac, 0xdb, 0x24, 0x71, 0x70, 0x2c, 0x98, 0x56, 0x0b, 0xd9, 0x17, 0xb4,
102     0xd1, 0xe3, 0x51, 0x2b, 0x5e, 0x75, 0xe8, 0xd5, 0xd0, 0xdc, 0x4f, 0x34,
103     0xed, 0xc2, 0x05, 0x66, 0x80, 0xa1, 0xcb, 0xe6, 0x33, 0x30, 0x82, 0x03,
104     0xba, 0x30, 0x82, 0x02, 0xa2, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x08,
105     0x3e, 0xa3, 0xe4, 0x78, 0x99, 0x38, 0x13, 0x9d, 0x30, 0x0d, 0x06, 0x09,
106     0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x30,
107     0x49, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
108     0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13,
109     0x0a, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31,
110     0x25, 0x30, 0x23, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1c, 0x47, 0x6f,
111     0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65,
112     0x74, 0x20, 0x41, 0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x20,
113     0x47, 0x32, 0x30, 0x1e, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x31, 0x36,
114     0x31, 0x32, 0x32, 0x31, 0x34, 0x30, 0x5a, 0x17, 0x0d, 0x31, 0x34, 0x31,
115     0x30, 0x31, 0x34, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x30, 0x69,
116     0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55,
117     0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a,
118     0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f, 0x72, 0x6e, 0x69, 0x61, 0x31, 0x16,
119     0x30, 0x14, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x0d, 0x4d, 0x6f, 0x75,
120     0x6e, 0x74, 0x61, 0x69, 0x6e, 0x20, 0x56, 0x69, 0x65, 0x77, 0x31, 0x13,
121     0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x0a, 0x47, 0x6f, 0x6f,
122     0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31, 0x18, 0x30, 0x16, 0x06,
123     0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x67,
124     0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x59, 0x30,
125     0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08,
126     0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04,
127     0xb2, 0x68, 0x6e, 0x3f, 0x03, 0x9e, 0x43, 0x85, 0x16, 0xb7, 0x89, 0x0b,
128     0x16, 0x2a, 0xbe, 0x26, 0x36, 0xdd, 0x68, 0x0a, 0x53, 0x4e, 0x20, 0x40,
129     0xf8, 0xd1, 0xdd, 0x63, 0xcb, 0x46, 0x73, 0x09, 0x96, 0x36, 0xde, 0x2c,
130     0x45, 0x71, 0x2e, 0x8a, 0x79, 0xeb, 0x40, 0x2f, 0x65, 0x83, 0x81, 0xdb,
131     0x37, 0x03, 0x84, 0xa1, 0x9a, 0xd0, 0x22, 0x3b, 0x73, 0x38, 0x45, 0xd3,
132     0xd5, 0x91, 0xb2, 0x52, 0xa3, 0x82, 0x01, 0x4f, 0x30, 0x82, 0x01, 0x4b,
133     0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x25, 0x04, 0x16, 0x30, 0x14, 0x06,
134     0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x03, 0x01, 0x06, 0x08, 0x2b,
135     0x06, 0x01, 0x05, 0x05, 0x07, 0x03, 0x02, 0x30, 0x1a, 0x06, 0x03, 0x55,
136     0x1d, 0x11, 0x04, 0x13, 0x30, 0x11, 0x82, 0x0f, 0x6d, 0x61, 0x69, 0x6c,
137     0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x30,
138     0x0b, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x04, 0x04, 0x03, 0x02, 0x07, 0x80,
139     0x30, 0x68, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x01, 0x01,
140     0x04, 0x5c, 0x30, 0x5a, 0x30, 0x2b, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05,
141     0x05, 0x07, 0x30, 0x02, 0x86, 0x1f, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f,
142     0x2f, 0x70, 0x6b, 0x69, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e,
143     0x63, 0x6f, 0x6d, 0x2f, 0x47, 0x49, 0x41, 0x47, 0x32, 0x2e, 0x63, 0x72,
144     0x74, 0x30, 0x2b, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x30,
145     0x01, 0x86, 0x1f, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x63, 0x6c,
146     0x69, 0x65, 0x6e, 0x74, 0x73, 0x31, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c,
147     0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6f, 0x63, 0x73, 0x70, 0x30, 0x1d,
148     0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x75, 0xc6, 0xb0,
149     0x4a, 0x46, 0x61, 0x83, 0xff, 0x91, 0x46, 0x45, 0x35, 0xa7, 0x0f, 0xd0,
150     0x5b, 0xe9, 0xdd, 0x94, 0x1b, 0x30, 0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13,
151     0x01, 0x01, 0xff, 0x04, 0x02, 0x30, 0x00, 0x30, 0x1f, 0x06, 0x03, 0x55,
152     0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0x4a, 0xdd, 0x06, 0x16,
153     0x1b, 0xbc, 0xf6, 0x68, 0xb5, 0x76, 0xf5, 0x81, 0xb6, 0xbb, 0x62, 0x1a,
154     0xba, 0x5a, 0x81, 0x2f, 0x30, 0x17, 0x06, 0x03, 0x55, 0x1d, 0x20, 0x04,
155     0x10, 0x30, 0x0e, 0x30, 0x0c, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01,
156     0xd6, 0x79, 0x02, 0x05, 0x01, 0x30, 0x30, 0x06, 0x03, 0x55, 0x1d, 0x1f,
157     0x04, 0x29, 0x30, 0x27, 0x30, 0x25, 0xa0, 0x23, 0xa0, 0x21, 0x86, 0x1f,
158     0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x70, 0x6b, 0x69, 0x2e, 0x67,
159     0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x47, 0x49,
160     0x41, 0x47, 0x32, 0x2e, 0x63, 0x72, 0x6c, 0x30, 0x0d, 0x06, 0x09, 0x2a,
161     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x03, 0x82,
162     0x01, 0x01, 0x00, 0x7f, 0x41, 0xf5, 0x57, 0x18, 0x3c, 0x75, 0xf5, 0x23,
163     0x66, 0xc3, 0xf0, 0xf2, 0x3e, 0x70, 0x34, 0x56, 0xca, 0x78, 0xec, 0xc7,
164     0x81, 0x58, 0x0d, 0xdf, 0xf0, 0xfd, 0x86, 0xe6, 0xe6, 0x50, 0x3d, 0xf6,
165     0x09, 0x9a, 0x4d, 0xca, 0x60, 0x37, 0x9a, 0xd4, 0xca, 0x51, 0x7c, 0xf0,
166     0x66, 0x23, 0xea, 0x5e, 0x6a, 0x6f, 0x7b, 0xa6, 0x7a, 0x38, 0x97, 0x42,
167     0x58, 0x1a, 0x1b, 0x42, 0xae, 0x28, 0xde, 0x18, 0x7f, 0xcc, 0x76, 0x18,
168     0x58, 0x05, 0xbf, 0xea, 0xef, 0x14, 0xad, 0x34, 0xe5, 0x5f, 0x25, 0xab,
169     0xa1, 0x5f, 0x78, 0x5b, 0x6f, 0xe6, 0x69, 0xd8, 0x74, 0x8c, 0x19, 0x59,
170     0xb0, 0x1a, 0xfb, 0x8e, 0xdf, 0x61, 0xac, 0xeb, 0x2b, 0x0a, 0x1c, 0xab,
171     0x30, 0x0d, 0x64, 0x25, 0x78, 0xdf, 0x81, 0x71, 0xe3, 0xbd, 0xde, 0x9c,
172     0x3f, 0xdd, 0xe9, 0xf8, 0xb6, 0x98, 0x2d, 0x13, 0xa3, 0x7b, 0x14, 0x6f,
173     0xe3, 0x8b, 0xfc, 0x4e, 0x31, 0x26, 0xba, 0x10, 0xb4, 0x12, 0xe9, 0xc9,
174     0x49, 0x60, 0xf0, 0xaa, 0x1f, 0x44, 0x68, 0x19, 0xd2, 0xb3, 0xc8, 0x46,
175     0x22, 0x6b, 0xe1, 0x21, 0x77, 0xfd, 0x72, 0x33, 0x13, 0x21, 0x27, 0x81,
176     0xe4, 0x7a, 0xc9, 0xe4, 0x1c, 0x05, 0x04, 0x73, 0x13, 0xda, 0x47, 0xfe,
177     0x59, 0x41, 0x9c, 0x11, 0xc5, 0xf6, 0xb5, 0xd0, 0x01, 0xcb, 0x40, 0x19,
178     0xf5, 0xfe, 0xb3, 0x3c, 0x1f, 0x61, 0x8f, 0x4d, 0xdb, 0x81, 0x2a, 0x8a,
179     0xed, 0xb8, 0x53, 0xc7, 0x19, 0x6b, 0xfa, 0x8b, 0xfc, 0xe3, 0x2e, 0x12,
180     0x4e, 0xbd, 0xc5, 0x44, 0x9d, 0x1c, 0x7f, 0x3b, 0x09, 0x51, 0xd7, 0x0a,
181     0x0f, 0x22, 0x0a, 0xfd, 0x8c, 0x90, 0x14, 0xed, 0x10, 0xcb, 0x50, 0xcf,
182     0xa5, 0x45, 0xce, 0xb0, 0x21, 0x28, 0xcb, 0xd6, 0xf5, 0x6e, 0xb2, 0x3e,
183     0xfa, 0x35, 0x0c, 0x3d, 0x09, 0x0d, 0x81, 0x30, 0x82, 0x04, 0x04, 0x30,
184     0x82, 0x02, 0xec, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x03, 0x02, 0x3a,
185     0x69, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
186     0x01, 0x05, 0x05, 0x00, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
187     0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30, 0x14, 0x06,
188     0x03, 0x55, 0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75,
189     0x73, 0x74, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30, 0x19, 0x06,
190     0x03, 0x55, 0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75,
191     0x73, 0x74, 0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20, 0x43, 0x41,
192     0x30, 0x1e, 0x17, 0x0d, 0x31, 0x33, 0x30, 0x34, 0x30, 0x35, 0x31, 0x35,
193     0x31, 0x35, 0x35, 0x35, 0x5a, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x34, 0x30,
194     0x34, 0x31, 0x35, 0x31, 0x35, 0x35, 0x35, 0x5a, 0x30, 0x49, 0x31, 0x0b,
195     0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31,
196     0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0a, 0x47, 0x6f,
197     0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31, 0x25, 0x30, 0x23,
198     0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1c, 0x47, 0x6f, 0x6f, 0x67, 0x6c,
199     0x65, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x41,
200     0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x20, 0x47, 0x32, 0x30,
201     0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
202     0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30,
203     0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0x9c, 0x2a, 0x04, 0x77,
204     0x5c, 0xd8, 0x50, 0x91, 0x3a, 0x06, 0xa3, 0x82, 0xe0, 0xd8, 0x50, 0x48,
205     0xbc, 0x89, 0x3f, 0xf1, 0x19, 0x70, 0x1a, 0x88, 0x46, 0x7e, 0xe0, 0x8f,
206     0xc5, 0xf1, 0x89, 0xce, 0x21, 0xee, 0x5a, 0xfe, 0x61, 0x0d, 0xb7, 0x32,
207     0x44, 0x89, 0xa0, 0x74, 0x0b, 0x53, 0x4f, 0x55, 0xa4, 0xce, 0x82, 0x62,
208     0x95, 0xee, 0xeb, 0x59, 0x5f, 0xc6, 0xe1, 0x05, 0x80, 0x12, 0xc4, 0x5e,
209     0x94, 0x3f, 0xbc, 0x5b, 0x48, 0x38, 0xf4, 0x53, 0xf7, 0x24, 0xe6, 0xfb,
210     0x91, 0xe9, 0x15, 0xc4, 0xcf, 0xf4, 0x53, 0x0d, 0xf4, 0x4a, 0xfc, 0x9f,
211     0x54, 0xde, 0x7d, 0xbe, 0xa0, 0x6b, 0x6f, 0x87, 0xc0, 0xd0, 0x50, 0x1f,
212     0x28, 0x30, 0x03, 0x40, 0xda, 0x08, 0x73, 0x51, 0x6c, 0x7f, 0xff, 0x3a,
213     0x3c, 0xa7, 0x37, 0x06, 0x8e, 0xbd, 0x4b, 0x11, 0x04, 0xeb, 0x7d, 0x24,
214     0xde, 0xe6, 0xf9, 0xfc, 0x31, 0x71, 0xfb, 0x94, 0xd5, 0x60, 0xf3, 0x2e,
215     0x4a, 0xaf, 0x42, 0xd2, 0xcb, 0xea, 0xc4, 0x6a, 0x1a, 0xb2, 0xcc, 0x53,
216     0xdd, 0x15, 0x4b, 0x8b, 0x1f, 0xc8, 0x19, 0x61, 0x1f, 0xcd, 0x9d, 0xa8,
217     0x3e, 0x63, 0x2b, 0x84, 0x35, 0x69, 0x65, 0x84, 0xc8, 0x19, 0xc5, 0x46,
218     0x22, 0xf8, 0x53, 0x95, 0xbe, 0xe3, 0x80, 0x4a, 0x10, 0xc6, 0x2a, 0xec,
219     0xba, 0x97, 0x20, 0x11, 0xc7, 0x39, 0x99, 0x10, 0x04, 0xa0, 0xf0, 0x61,
220     0x7a, 0x95, 0x25, 0x8c, 0x4e, 0x52, 0x75, 0xe2, 0xb6, 0xed, 0x08, 0xca,
221     0x14, 0xfc, 0xce, 0x22, 0x6a, 0xb3, 0x4e, 0xcf, 0x46, 0x03, 0x97, 0x97,
222     0x03, 0x7e, 0xc0, 0xb1, 0xde, 0x7b, 0xaf, 0x45, 0x33, 0xcf, 0xba, 0x3e,
223     0x71, 0xb7, 0xde, 0xf4, 0x25, 0x25, 0xc2, 0x0d, 0x35, 0x89, 0x9d, 0x9d,
224     0xfb, 0x0e, 0x11, 0x79, 0x89, 0x1e, 0x37, 0xc5, 0xaf, 0x8e, 0x72, 0x69,
225     0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x81, 0xfb, 0x30, 0x81, 0xf8, 0x30,
226     0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14,
227     0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab, 0x05, 0x64, 0x0c, 0x11,
228     0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e, 0x30, 0x1d, 0x06, 0x03,
229     0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x4a, 0xdd, 0x06, 0x16, 0x1b,
230     0xbc, 0xf6, 0x68, 0xb5, 0x76, 0xf5, 0x81, 0xb6, 0xbb, 0x62, 0x1a, 0xba,
231     0x5a, 0x81, 0x2f, 0x30, 0x12, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01,
232     0xff, 0x04, 0x08, 0x30, 0x06, 0x01, 0x01, 0xff, 0x02, 0x01, 0x00, 0x30,
233     0x0e, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03,
234     0x02, 0x01, 0x06, 0x30, 0x3a, 0x06, 0x03, 0x55, 0x1d, 0x1f, 0x04, 0x33,
235     0x30, 0x31, 0x30, 0x2f, 0xa0, 0x2d, 0xa0, 0x2b, 0x86, 0x29, 0x68, 0x74,
236     0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x63, 0x72, 0x6c, 0x2e, 0x67, 0x65, 0x6f,
237     0x74, 0x72, 0x75, 0x73, 0x74, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x72,
238     0x6c, 0x73, 0x2f, 0x67, 0x74, 0x67, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x2e,
239     0x63, 0x72, 0x6c, 0x30, 0x3d, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05,
240     0x07, 0x01, 0x01, 0x04, 0x31, 0x30, 0x2f, 0x30, 0x2d, 0x06, 0x08, 0x2b,
241     0x06, 0x01, 0x05, 0x05, 0x07, 0x30, 0x01, 0x86, 0x21, 0x68, 0x74, 0x74,
242     0x70, 0x3a, 0x2f, 0x2f, 0x67, 0x74, 0x67, 0x6c, 0x6f, 0x62, 0x61, 0x6c,
243     0x2d, 0x6f, 0x63, 0x73, 0x70, 0x2e, 0x67, 0x65, 0x6f, 0x74, 0x72, 0x75,
244     0x73, 0x74, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x17, 0x06, 0x03, 0x55, 0x1d,
245     0x20, 0x04, 0x10, 0x30, 0x0e, 0x30, 0x0c, 0x06, 0x0a, 0x2b, 0x06, 0x01,
246     0x04, 0x01, 0xd6, 0x79, 0x02, 0x05, 0x01, 0x30, 0x0d, 0x06, 0x09, 0x2a,
247     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x03, 0x82,
248     0x01, 0x01, 0x00, 0x36, 0xd7, 0x06, 0x80, 0x11, 0x27, 0xad, 0x2a, 0x14,
249     0x9b, 0x38, 0x77, 0xb3, 0x23, 0xa0, 0x75, 0x58, 0xbb, 0xb1, 0x7e, 0x83,
250     0x42, 0xba, 0x72, 0xda, 0x1e, 0xd8, 0x8e, 0x36, 0x06, 0x97, 0xe0, 0xf0,
251     0x95, 0x3b, 0x37, 0xfd, 0x1b, 0x42, 0x58, 0xfe, 0x22, 0xc8, 0x6b, 0xbd,
252     0x38, 0x5e, 0xd1, 0x3b, 0x25, 0x6e, 0x12, 0xeb, 0x5e, 0x67, 0x76, 0x46,
253     0x40, 0x90, 0xda, 0x14, 0xc8, 0x78, 0x0d, 0xed, 0x95, 0x66, 0xda, 0x8e,
254     0x86, 0x6f, 0x80, 0xa1, 0xba, 0x56, 0x32, 0x95, 0x86, 0xdc, 0xdc, 0x6a,
255     0xca, 0x04, 0x8c, 0x5b, 0x7f, 0xf6, 0xbf, 0xcc, 0x6f, 0x85, 0x03, 0x58,
256     0xc3, 0x68, 0x51, 0x13, 0xcd, 0xfd, 0xc8, 0xf7, 0x79, 0x3d, 0x99, 0x35,
257     0xf0, 0x56, 0xa3, 0xbd, 0xe0, 0x59, 0xed, 0x4f, 0x44, 0x09, 0xa3, 0x9e,
258     0x38, 0x7a, 0xf6, 0x46, 0xd1, 0x1d, 0x12, 0x9d, 0x4f, 0xbe, 0xd0, 0x40,
259     0xfc, 0x55, 0xfe, 0x06, 0x5e, 0x3c, 0xda, 0x1c, 0x56, 0xbd, 0x96, 0x51,
260     0x7b, 0x6f, 0x57, 0x2a, 0xdb, 0xa2, 0xaa, 0x96, 0xdc, 0x8c, 0x74, 0xc2,
261     0x95, 0xbe, 0xf0, 0x6e, 0x95, 0x13, 0xff, 0x17, 0xf0, 0x3c, 0xac, 0xb2,
262     0x10, 0x8d, 0xcc, 0x73, 0xfb, 0xe8, 0x8f, 0x02, 0xc6, 0xf0, 0xfb, 0x33,
263     0xb3, 0x95, 0x3b, 0xe3, 0xc2, 0xcb, 0x68, 0x58, 0x73, 0xdb, 0xa8, 0x24,
264     0x62, 0x3b, 0x06, 0x35, 0x9d, 0x0d, 0xa9, 0x33, 0xbd, 0x78, 0x03, 0x90,
265     0x2e, 0x4c, 0x78, 0x5d, 0x50, 0x3a, 0x81, 0xd4, 0xee, 0xa0, 0xc8, 0x70,
266     0x38, 0xdc, 0xb2, 0xf9, 0x67, 0xfa, 0x87, 0x40, 0x5d, 0x61, 0xc0, 0x51,
267     0x8f, 0x6b, 0x83, 0x6b, 0xcd, 0x05, 0x3a, 0xca, 0xe1, 0xa7, 0x05, 0x78,
268     0xfc, 0xca, 0xda, 0x94, 0xd0, 0x2c, 0x08, 0x3d, 0x7e, 0x16, 0x79, 0xc8,
269     0xa0, 0x50, 0x20, 0x24, 0x54, 0x33, 0x71, 0x31, 0x00, 0x00, 0x00, 0x00,
270     0x00, 0x00, 0x00,
271 };
272 
273 /* kPKCS7Windows is the Equifax root certificate, as exported by Windows 7. */
274 static const uint8_t kPKCS7Windows[] = {
275     0x30, 0x82, 0x02, 0xb1, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
276     0x01, 0x07, 0x02, 0xa0, 0x82, 0x02, 0xa2, 0x30, 0x82, 0x02, 0x9e, 0x02,
277     0x01, 0x01, 0x31, 0x00, 0x30, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
278     0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x82, 0x02, 0x86, 0x30, 0x82, 0x02,
279     0x82, 0x30, 0x82, 0x01, 0xeb, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x01,
280     0x04, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
281     0x01, 0x04, 0x05, 0x00, 0x30, 0x53, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
282     0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x1c, 0x30, 0x1a, 0x06,
283     0x03, 0x55, 0x04, 0x0a, 0x13, 0x13, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61,
284     0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x49, 0x6e, 0x63,
285     0x2e, 0x31, 0x26, 0x30, 0x24, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1d,
286     0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x20, 0x53, 0x65, 0x63, 0x75,
287     0x72, 0x65, 0x20, 0x65, 0x42, 0x75, 0x73, 0x69, 0x6e, 0x65, 0x73, 0x73,
288     0x20, 0x43, 0x41, 0x2d, 0x31, 0x30, 0x1e, 0x17, 0x0d, 0x39, 0x39, 0x30,
289     0x36, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x17, 0x0d,
290     0x32, 0x30, 0x30, 0x36, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30, 0x30, 0x30,
291     0x5a, 0x30, 0x53, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06,
292     0x13, 0x02, 0x55, 0x53, 0x31, 0x1c, 0x30, 0x1a, 0x06, 0x03, 0x55, 0x04,
293     0x0a, 0x13, 0x13, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x20, 0x53,
294     0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x26,
295     0x30, 0x24, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1d, 0x45, 0x71, 0x75,
296     0x69, 0x66, 0x61, 0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20,
297     0x65, 0x42, 0x75, 0x73, 0x69, 0x6e, 0x65, 0x73, 0x73, 0x20, 0x43, 0x41,
298     0x2d, 0x31, 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
299     0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00,
300     0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xce, 0x2f, 0x19, 0xbc, 0x17,
301     0xb7, 0x77, 0xde, 0x93, 0xa9, 0x5f, 0x5a, 0x0d, 0x17, 0x4f, 0x34, 0x1a,
302     0x0c, 0x98, 0xf4, 0x22, 0xd9, 0x59, 0xd4, 0xc4, 0x68, 0x46, 0xf0, 0xb4,
303     0x35, 0xc5, 0x85, 0x03, 0x20, 0xc6, 0xaf, 0x45, 0xa5, 0x21, 0x51, 0x45,
304     0x41, 0xeb, 0x16, 0x58, 0x36, 0x32, 0x6f, 0xe2, 0x50, 0x62, 0x64, 0xf9,
305     0xfd, 0x51, 0x9c, 0xaa, 0x24, 0xd9, 0xf4, 0x9d, 0x83, 0x2a, 0x87, 0x0a,
306     0x21, 0xd3, 0x12, 0x38, 0x34, 0x6c, 0x8d, 0x00, 0x6e, 0x5a, 0xa0, 0xd9,
307     0x42, 0xee, 0x1a, 0x21, 0x95, 0xf9, 0x52, 0x4c, 0x55, 0x5a, 0xc5, 0x0f,
308     0x38, 0x4f, 0x46, 0xfa, 0x6d, 0xf8, 0x2e, 0x35, 0xd6, 0x1d, 0x7c, 0xeb,
309     0xe2, 0xf0, 0xb0, 0x75, 0x80, 0xc8, 0xa9, 0x13, 0xac, 0xbe, 0x88, 0xef,
310     0x3a, 0x6e, 0xab, 0x5f, 0x2a, 0x38, 0x62, 0x02, 0xb0, 0x12, 0x7b, 0xfe,
311     0x8f, 0xa6, 0x03, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x66, 0x30, 0x64,
312     0x30, 0x11, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x86, 0xf8, 0x42, 0x01,
313     0x01, 0x04, 0x04, 0x03, 0x02, 0x00, 0x07, 0x30, 0x0f, 0x06, 0x03, 0x55,
314     0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff,
315     0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80,
316     0x14, 0x4a, 0x78, 0x32, 0x52, 0x11, 0xdb, 0x59, 0x16, 0x36, 0x5e, 0xdf,
317     0xc1, 0x14, 0x36, 0x40, 0x6a, 0x47, 0x7c, 0x4c, 0xa1, 0x30, 0x1d, 0x06,
318     0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x4a, 0x78, 0x32, 0x52,
319     0x11, 0xdb, 0x59, 0x16, 0x36, 0x5e, 0xdf, 0xc1, 0x14, 0x36, 0x40, 0x6a,
320     0x47, 0x7c, 0x4c, 0xa1, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
321     0xf7, 0x0d, 0x01, 0x01, 0x04, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, 0x75,
322     0x5b, 0xa8, 0x9b, 0x03, 0x11, 0xe6, 0xe9, 0x56, 0x4c, 0xcd, 0xf9, 0xa9,
323     0x4c, 0xc0, 0x0d, 0x9a, 0xf3, 0xcc, 0x65, 0x69, 0xe6, 0x25, 0x76, 0xcc,
324     0x59, 0xb7, 0xd6, 0x54, 0xc3, 0x1d, 0xcd, 0x99, 0xac, 0x19, 0xdd, 0xb4,
325     0x85, 0xd5, 0xe0, 0x3d, 0xfc, 0x62, 0x20, 0xa7, 0x84, 0x4b, 0x58, 0x65,
326     0xf1, 0xe2, 0xf9, 0x95, 0x21, 0x3f, 0xf5, 0xd4, 0x7e, 0x58, 0x1e, 0x47,
327     0x87, 0x54, 0x3e, 0x58, 0xa1, 0xb5, 0xb5, 0xf8, 0x2a, 0xef, 0x71, 0xe7,
328     0xbc, 0xc3, 0xf6, 0xb1, 0x49, 0x46, 0xe2, 0xd7, 0xa0, 0x6b, 0xe5, 0x56,
329     0x7a, 0x9a, 0x27, 0x98, 0x7c, 0x46, 0x62, 0x14, 0xe7, 0xc9, 0xfc, 0x6e,
330     0x03, 0x12, 0x79, 0x80, 0x38, 0x1d, 0x48, 0x82, 0x8d, 0xfc, 0x17, 0xfe,
331     0x2a, 0x96, 0x2b, 0xb5, 0x62, 0xa6, 0xa6, 0x3d, 0xbd, 0x7f, 0x92, 0x59,
332     0xcd, 0x5a, 0x2a, 0x82, 0xb2, 0x37, 0x79, 0x31, 0x00,
333 };
334 
335 /* kOpenSSLCRL is the Equifax CRL, converted to PKCS#7 form by:
336  *   openssl crl2pkcs7 -inform DER -in secureca.crl  */
337 static const uint8_t kOpenSSLCRL[] = {
338     0x30, 0x82, 0x03, 0x85, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
339     0x01, 0x07, 0x02, 0xa0, 0x82, 0x03, 0x76, 0x30, 0x82, 0x03, 0x72, 0x02,
340     0x01, 0x01, 0x31, 0x00, 0x30, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
341     0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x00, 0xa1, 0x82, 0x03, 0x58, 0x30,
342     0x82, 0x03, 0x54, 0x30, 0x82, 0x02, 0xbd, 0x30, 0x0d, 0x06, 0x09, 0x2a,
343     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x30, 0x4e,
344     0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55,
345     0x53, 0x31, 0x10, 0x30, 0x0e, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x07,
346     0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x31, 0x2d, 0x30, 0x2b, 0x06,
347     0x03, 0x55, 0x04, 0x0b, 0x13, 0x24, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61,
348     0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x43, 0x65, 0x72,
349     0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x20, 0x41, 0x75, 0x74,
350     0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x32,
351     0x32, 0x37, 0x30, 0x31, 0x32, 0x33, 0x30, 0x30, 0x5a, 0x17, 0x0d, 0x31,
352     0x35, 0x30, 0x33, 0x30, 0x39, 0x30, 0x31, 0x32, 0x33, 0x30, 0x30, 0x5a,
353     0x30, 0x82, 0x02, 0x3c, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x58, 0xe4, 0x17,
354     0x0d, 0x31, 0x34, 0x30, 0x34, 0x32, 0x37, 0x30, 0x38, 0x31, 0x39, 0x32,
355     0x32, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0x76, 0x19, 0x17, 0x0d, 0x31,
356     0x34, 0x30, 0x36, 0x31, 0x38, 0x31, 0x35, 0x30, 0x30, 0x30, 0x33, 0x5a,
357     0x30, 0x14, 0x02, 0x03, 0x0f, 0x9a, 0xfb, 0x17, 0x0d, 0x31, 0x34, 0x30,
358     0x34, 0x32, 0x39, 0x31, 0x38, 0x30, 0x39, 0x31, 0x37, 0x5a, 0x30, 0x14,
359     0x02, 0x03, 0x14, 0x8b, 0xc0, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x30,
360     0x39, 0x31, 0x39, 0x34, 0x36, 0x33, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03,
361     0x14, 0xe4, 0x9c, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x34, 0x31, 0x36, 0x32,
362     0x33, 0x33, 0x39, 0x33, 0x35, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x86,
363     0x07, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x35, 0x32, 0x31, 0x31, 0x35, 0x35,
364     0x30, 0x35, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x12, 0xe2, 0x29, 0x17,
365     0x0d, 0x31, 0x34, 0x30, 0x36, 0x31, 0x37, 0x31, 0x38, 0x35, 0x35, 0x31,
366     0x35, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0d, 0x42, 0x66, 0x17, 0x0d, 0x31,
367     0x32, 0x30, 0x36, 0x32, 0x37, 0x31, 0x37, 0x31, 0x30, 0x35, 0x33, 0x5a,
368     0x30, 0x14, 0x02, 0x03, 0x03, 0x1e, 0x33, 0x17, 0x0d, 0x30, 0x32, 0x30,
369     0x35, 0x31, 0x35, 0x31, 0x33, 0x30, 0x36, 0x31, 0x31, 0x5a, 0x30, 0x14,
370     0x02, 0x03, 0x12, 0xe2, 0x23, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x30,
371     0x36, 0x32, 0x30, 0x34, 0x30, 0x32, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03,
372     0x13, 0x9c, 0xab, 0x17, 0x0d, 0x31, 0x30, 0x30, 0x37, 0x32, 0x39, 0x31,
373     0x36, 0x34, 0x34, 0x33, 0x39, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x12, 0xc6,
374     0x0a, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x30, 0x36, 0x32, 0x32, 0x32,
375     0x31, 0x33, 0x39, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x03, 0x25, 0x85, 0x17,
376     0x0d, 0x30, 0x32, 0x30, 0x35, 0x31, 0x34, 0x31, 0x38, 0x31, 0x31, 0x35,
377     0x37, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0x86, 0xe6, 0x17, 0x0d, 0x31,
378     0x34, 0x30, 0x37, 0x32, 0x35, 0x30, 0x32, 0x30, 0x30, 0x33, 0x38, 0x5a,
379     0x30, 0x14, 0x02, 0x03, 0x13, 0x9c, 0xa1, 0x17, 0x0d, 0x31, 0x30, 0x30,
380     0x37, 0x32, 0x39, 0x31, 0x36, 0x34, 0x37, 0x33, 0x32, 0x5a, 0x30, 0x14,
381     0x02, 0x03, 0x15, 0x4d, 0x5c, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x34, 0x33,
382     0x30, 0x30, 0x30, 0x30, 0x34, 0x34, 0x32, 0x5a, 0x30, 0x14, 0x02, 0x03,
383     0x0f, 0xfa, 0x2d, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x31, 0x37, 0x31,
384     0x38, 0x35, 0x30, 0x31, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x13, 0x75,
385     0x55, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x31, 0x31, 0x38, 0x30, 0x32, 0x32,
386     0x31, 0x33, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x56, 0x96, 0x17,
387     0x0d, 0x31, 0x34, 0x30, 0x36, 0x32, 0x34, 0x31, 0x32, 0x33, 0x31, 0x30,
388     0x32, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0b, 0x80, 0x8a, 0x17, 0x0d, 0x31,
389     0x32, 0x30, 0x36, 0x32, 0x37, 0x31, 0x37, 0x31, 0x30, 0x32, 0x35, 0x5a,
390     0x30, 0x14, 0x02, 0x03, 0x0f, 0x94, 0x16, 0x17, 0x0d, 0x31, 0x30, 0x30,
391     0x33, 0x30, 0x31, 0x31, 0x33, 0x34, 0x35, 0x33, 0x31, 0x5a, 0x30, 0x14,
392     0x02, 0x03, 0x14, 0x16, 0xb3, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x31,
393     0x38, 0x31, 0x34, 0x33, 0x32, 0x35, 0x36, 0x5a, 0x30, 0x14, 0x02, 0x03,
394     0x0a, 0xe1, 0x85, 0x17, 0x0d, 0x31, 0x32, 0x30, 0x36, 0x32, 0x37, 0x31,
395     0x37, 0x31, 0x30, 0x31, 0x37, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0xcc,
396     0x3e, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x31, 0x31, 0x31, 0x32, 0x35,
397     0x35, 0x33, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x10, 0x5b, 0xcb, 0x17,
398     0x0d, 0x31, 0x30, 0x30, 0x37, 0x33, 0x30, 0x32, 0x31, 0x33, 0x31, 0x32,
399     0x30, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x15, 0x6a, 0x1f, 0x17, 0x0d, 0x31,
400     0x34, 0x30, 0x32, 0x32, 0x36, 0x31, 0x32, 0x33, 0x35, 0x31, 0x39, 0x5a,
401     0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
402     0x05, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, 0x1d, 0x5c, 0x27, 0x07, 0x11,
403     0x03, 0xf2, 0x00, 0xbd, 0xf4, 0x46, 0x3e, 0x71, 0xfd, 0x10, 0x84, 0x83,
404     0xd9, 0xd2, 0xd2, 0x19, 0xa0, 0x20, 0xf7, 0x1a, 0x43, 0x3d, 0xac, 0xda,
405     0x33, 0xfc, 0xb7, 0x42, 0x60, 0x1a, 0xa4, 0xa8, 0xb2, 0x07, 0x5c, 0x51,
406     0x16, 0xc0, 0x42, 0x80, 0x0a, 0x0f, 0xf0, 0x47, 0x5b, 0x4b, 0x78, 0x90,
407     0xaf, 0xc7, 0xac, 0x48, 0xf8, 0xca, 0x3c, 0x13, 0x5e, 0xf6, 0xd1, 0x88,
408     0xae, 0x55, 0xa3, 0x0c, 0x8a, 0x62, 0x47, 0x29, 0xf8, 0x72, 0xb8, 0x24,
409     0x17, 0xaf, 0xb2, 0x06, 0x1e, 0xa7, 0x72, 0x76, 0xab, 0x96, 0x1d, 0xe0,
410     0x7c, 0xd4, 0x0c, 0x42, 0x82, 0x3d, 0x4a, 0x8e, 0x15, 0x77, 0x2f, 0x3c,
411     0x2a, 0x8c, 0x3a, 0x04, 0x10, 0x55, 0xdc, 0xbb, 0xba, 0xb1, 0x91, 0xee,
412     0x7b, 0xe7, 0x23, 0xc5, 0x71, 0x13, 0xae, 0x6b, 0x21, 0x35, 0xd3, 0x64,
413     0xf0, 0x00, 0x54, 0x31, 0x00,
414 };
415 
416 /* kPEMCert is the result of exporting the mail.google.com certificate from
417  * Chrome and then running it through:
418  *   openssl pkcs7 -inform DER -in mail.google.com -outform PEM */
419 static const char kPEMCert[] =
420     "-----BEGIN PKCS7-----\n"
421     "MIID+wYJKoZIhvcNAQcCoIID7DCCA+gCAQExADALBgkqhkiG9w0BBwGgggPQMIID\n"
422     "zDCCArSgAwIBAgIIWesoywKxoNQwDQYJKoZIhvcNAQELBQAwSTELMAkGA1UEBhMC\n"
423     "VVMxEzARBgNVBAoTCkdvb2dsZSBJbmMxJTAjBgNVBAMTHEdvb2dsZSBJbnRlcm5l\n"
424     "dCBBdXRob3JpdHkgRzIwHhcNMTUwMjExMTQxNTA2WhcNMTUwNTEyMDAwMDAwWjBp\n"
425     "MQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91\n"
426     "bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIEluYzEYMBYGA1UEAwwPbWFpbC5n\n"
427     "b29nbGUuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE7MdALmCkcRRf/tzQ\n"
428     "a8eu3J7S5CTQa5ns0ReF9ktlbB1RL56BVGAu4p7BrT32D6gDpiggXq3gxN81A0TG\n"
429     "C2yICKOCAWEwggFdMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAsBgNV\n"
430     "HREEJTAjgg9tYWlsLmdvb2dsZS5jb22CEGluYm94Lmdvb2dsZS5jb20wCwYDVR0P\n"
431     "BAQDAgeAMGgGCCsGAQUFBwEBBFwwWjArBggrBgEFBQcwAoYfaHR0cDovL3BraS5n\n"
432     "b29nbGUuY29tL0dJQUcyLmNydDArBggrBgEFBQcwAYYfaHR0cDovL2NsaWVudHMx\n"
433     "Lmdvb2dsZS5jb20vb2NzcDAdBgNVHQ4EFgQUQqsYsRoWLiG6qmV2N1mpYaHawxAw\n"
434     "DAYDVR0TAQH/BAIwADAfBgNVHSMEGDAWgBRK3QYWG7z2aLV29YG2u2IaulqBLzAX\n"
435     "BgNVHSAEEDAOMAwGCisGAQQB1nkCBQEwMAYDVR0fBCkwJzAloCOgIYYfaHR0cDov\n"
436     "L3BraS5nb29nbGUuY29tL0dJQUcyLmNybDANBgkqhkiG9w0BAQsFAAOCAQEAKNh3\n"
437     "isNuGBisPKVlekOsZR6S8oP/fS/xt6Hqvg0EwFXvhxoJ40rxAB2LMykY17e+ln3P\n"
438     "MwBBlRkwY1btcDT15JwzgaZb38rq/r+Pkb5Qgmx/InA/pw0QHDtwHQp5uXZuvu6p\n"
439     "J/SlCwyq7EOvByWdVQcMU/dhGa3idXEkn/zwfqcG6YjdWKoDmXWZYv3RiP3wJcRB\n"
440     "9+3U1wOe3uebnZLRWO6/w0to1XY8TFHklyw5rwIE5sbxOx5N3Ne8+GgPrUDvGAz0\n"
441     "rAUKnh3b7GNXL1qlZh2qkhB6rUzvtPpg397Asg3xVtExCHOk4zPqzzicttoEbVVy\n"
442     "0T8rIMUNwC4Beh4JVjEA\n"
443     "-----END PKCS7-----\n";
444 
445 /* kPEMCRL is the result of downloading the Equifax CRL and running:
446      openssl crl2pkcs7 -inform DER -in secureca.crl  */
447 static const char kPEMCRL[] =
448     "-----BEGIN PKCS7-----\n"
449     "MIIDhQYJKoZIhvcNAQcCoIIDdjCCA3ICAQExADALBgkqhkiG9w0BBwGgAKGCA1gw\n"
450     "ggNUMIICvTANBgkqhkiG9w0BAQUFADBOMQswCQYDVQQGEwJVUzEQMA4GA1UEChMH\n"
451     "RXF1aWZheDEtMCsGA1UECxMkRXF1aWZheCBTZWN1cmUgQ2VydGlmaWNhdGUgQXV0\n"
452     "aG9yaXR5Fw0xNTAyMjcwMTIzMDBaFw0xNTAzMDkwMTIzMDBaMIICPDAUAgMPWOQX\n"
453     "DTE0MDQyNzA4MTkyMlowFAIDFHYZFw0xNDA2MTgxNTAwMDNaMBQCAw+a+xcNMTQw\n"
454     "NDI5MTgwOTE3WjAUAgMUi8AXDTE0MDcwOTE5NDYzM1owFAIDFOScFw0xNDA0MTYy\n"
455     "MzM5MzVaMBQCAw+GBxcNMTQwNTIxMTU1MDUzWjAUAgMS4ikXDTE0MDYxNzE4NTUx\n"
456     "NVowFAIDDUJmFw0xMjA2MjcxNzEwNTNaMBQCAwMeMxcNMDIwNTE1MTMwNjExWjAU\n"
457     "AgMS4iMXDTE0MDYwNjIwNDAyMVowFAIDE5yrFw0xMDA3MjkxNjQ0MzlaMBQCAxLG\n"
458     "ChcNMTQwNjA2MjIyMTM5WjAUAgMDJYUXDTAyMDUxNDE4MTE1N1owFAIDFIbmFw0x\n"
459     "NDA3MjUwMjAwMzhaMBQCAxOcoRcNMTAwNzI5MTY0NzMyWjAUAgMVTVwXDTE0MDQz\n"
460     "MDAwMDQ0MlowFAIDD/otFw0xNDA2MTcxODUwMTFaMBQCAxN1VRcNMTUwMTE4MDIy\n"
461     "MTMzWjAUAgMPVpYXDTE0MDYyNDEyMzEwMlowFAIDC4CKFw0xMjA2MjcxNzEwMjVa\n"
462     "MBQCAw+UFhcNMTAwMzAxMTM0NTMxWjAUAgMUFrMXDTE0MDYxODE0MzI1NlowFAID\n"
463     "CuGFFw0xMjA2MjcxNzEwMTdaMBQCAxTMPhcNMTQwNzExMTI1NTMxWjAUAgMQW8sX\n"
464     "DTEwMDczMDIxMzEyMFowFAIDFWofFw0xNDAyMjYxMjM1MTlaMA0GCSqGSIb3DQEB\n"
465     "BQUAA4GBAB1cJwcRA/IAvfRGPnH9EISD2dLSGaAg9xpDPazaM/y3QmAapKiyB1xR\n"
466     "FsBCgAoP8EdbS3iQr8esSPjKPBNe9tGIrlWjDIpiRyn4crgkF6+yBh6ncnarlh3g\n"
467     "fNQMQoI9So4Vdy88Kow6BBBV3Lu6sZHue+cjxXETrmshNdNk8ABUMQA=\n"
468     "-----END PKCS7-----\n";
469 
test_cert_reparse(const uint8_t * der_bytes,size_t der_len)470 static int test_cert_reparse(const uint8_t *der_bytes, size_t der_len) {
471   CBS pkcs7;
472   CBB cbb;
473   STACK_OF(X509) *certs = sk_X509_new_null();
474   STACK_OF(X509) *certs2 = sk_X509_new_null();
475   uint8_t *result_data, *result2_data;
476   size_t result_len, result2_len, i;
477 
478   CBS_init(&pkcs7, der_bytes, der_len);
479   if (!PKCS7_get_certificates(certs, &pkcs7)) {
480     fprintf(stderr, "PKCS7_get_certificates failed.\n");
481     return 0;
482   }
483 
484   CBB_init(&cbb, der_len);
485   if (!PKCS7_bundle_certificates(&cbb, certs) ||
486       !CBB_finish(&cbb, &result_data, &result_len)) {
487     fprintf(stderr, "PKCS7_bundle_certificates failed.\n");
488     return 0;
489   }
490 
491   CBS_init(&pkcs7, result_data, result_len);
492   if (!PKCS7_get_certificates(certs2, &pkcs7)) {
493     fprintf(stderr, "PKCS7_get_certificates reparse failed.\n");
494     return 0;
495   }
496 
497   if (sk_X509_num(certs) != sk_X509_num(certs2)) {
498     fprintf(stderr, "Number of certs in results differ.\n");
499     return 0;
500   }
501 
502   for (i = 0; i < sk_X509_num(certs); i++) {
503     X509 *a = sk_X509_value(certs, i);
504     X509 *b = sk_X509_value(certs2, i);
505 
506     if (X509_cmp(a, b) != 0) {
507       fprintf(stderr, "Certificate %u differs.\n", (unsigned) i);
508       return 0;
509     }
510   }
511 
512   CBB_init(&cbb, der_len);
513   if (!PKCS7_bundle_certificates(&cbb, certs2) ||
514       !CBB_finish(&cbb, &result2_data, &result2_len)) {
515     fprintf(stderr,
516             "PKCS7_bundle_certificates failed the second time.\n");
517     return 0;
518   }
519 
520   if (result_len != result2_len ||
521       memcmp(result_data, result2_data, result_len) != 0) {
522     fprintf(stderr, "Serialisation is not stable.\n");
523     return 0;
524   }
525 
526   OPENSSL_free(result_data);
527   OPENSSL_free(result2_data);
528   sk_X509_pop_free(certs, X509_free);
529   sk_X509_pop_free(certs2, X509_free);
530 
531   return 1;
532 }
533 
test_crl_reparse(const uint8_t * der_bytes,size_t der_len)534 static int test_crl_reparse(const uint8_t *der_bytes, size_t der_len) {
535   CBS pkcs7;
536   CBB cbb;
537   STACK_OF(X509_CRL) *crls = sk_X509_CRL_new_null();
538   STACK_OF(X509_CRL) *crls2 = sk_X509_CRL_new_null();
539   uint8_t *result_data, *result2_data;
540   size_t result_len, result2_len, i;
541 
542   CBS_init(&pkcs7, der_bytes, der_len);
543   if (!PKCS7_get_CRLs(crls, &pkcs7)) {
544     fprintf(stderr, "PKCS7_get_CRLs failed.\n");
545     return 0;
546   }
547 
548   CBB_init(&cbb, der_len);
549   if (!PKCS7_bundle_CRLs(&cbb, crls) ||
550       !CBB_finish(&cbb, &result_data, &result_len)) {
551     fprintf(stderr, "PKCS7_bundle_CRLs failed.\n");
552     return 0;
553   }
554 
555   CBS_init(&pkcs7, result_data, result_len);
556   if (!PKCS7_get_CRLs(crls2, &pkcs7)) {
557     fprintf(stderr, "PKCS7_get_CRLs reparse failed.\n");
558     return 0;
559   }
560 
561   if (sk_X509_CRL_num(crls) != sk_X509_CRL_num(crls)) {
562     fprintf(stderr, "Number of CRLs in results differ.\n");
563     return 0;
564   }
565 
566   for (i = 0; i < sk_X509_CRL_num(crls); i++) {
567     X509_CRL *a = sk_X509_CRL_value(crls, i);
568     X509_CRL *b = sk_X509_CRL_value(crls2, i);
569 
570     if (X509_CRL_cmp(a, b) != 0) {
571       fprintf(stderr, "CRL %u differs.\n", (unsigned) i);
572       return 0;
573     }
574   }
575 
576   CBB_init(&cbb, der_len);
577   if (!PKCS7_bundle_CRLs(&cbb, crls2) ||
578       !CBB_finish(&cbb, &result2_data, &result2_len)) {
579     fprintf(stderr,
580             "PKCS7_bundle_CRLs failed the second time.\n");
581     return 0;
582   }
583 
584   if (result_len != result2_len ||
585       memcmp(result_data, result2_data, result_len) != 0) {
586     fprintf(stderr, "Serialisation is not stable.\n");
587     return 0;
588   }
589 
590   OPENSSL_free(result_data);
591   OPENSSL_free(result2_data);
592   sk_X509_CRL_pop_free(crls, X509_CRL_free);
593   sk_X509_CRL_pop_free(crls2, X509_CRL_free);
594 
595   return 1;
596 }
597 
test_pem_certs(const char * pem)598 static int test_pem_certs(const char *pem) {
599   BIO *bio = BIO_new_mem_buf((char *) pem, strlen(pem));
600   STACK_OF(X509) *certs = sk_X509_new_null();
601 
602   if (!PKCS7_get_PEM_certificates(certs, bio)) {
603     fprintf(stderr, "PKCS7_get_PEM_certificates failed.\n");
604     return 0;
605   }
606 
607   if (sk_X509_num(certs) != 1) {
608     fprintf(stderr,
609             "Bad number of certificates from PKCS7_get_PEM_certificates: %u\n",
610             (unsigned)sk_X509_num(certs));
611     return 0;
612   }
613 
614   BIO_free(bio);
615   sk_X509_pop_free(certs, X509_free);
616 
617   return 1;
618 }
619 
test_pem_crls(const char * pem)620 static int test_pem_crls(const char *pem) {
621   BIO *bio = BIO_new_mem_buf((char *) pem, strlen(pem));
622   STACK_OF(X509_CRL) *crls = sk_X509_CRL_new_null();
623 
624   if (!PKCS7_get_PEM_CRLs(crls, bio)) {
625     fprintf(stderr, "PKCS7_get_PEM_CRLs failed.\n");
626     return 0;
627   }
628 
629   if (sk_X509_CRL_num(crls) != 1) {
630     fprintf(stderr,
631             "Bad number of CRLs from PKCS7_get_PEM_CRLs: %u\n",
632             (unsigned)sk_X509_CRL_num(crls));
633     return 0;
634   }
635 
636   BIO_free(bio);
637   sk_X509_CRL_pop_free(crls, X509_CRL_free);
638 
639   return 1;
640 }
641 
main(void)642 int main(void) {
643   CRYPTO_library_init();
644 
645   if (!test_cert_reparse(kPKCS7NSS, sizeof(kPKCS7NSS)) ||
646       !test_cert_reparse(kPKCS7Windows, sizeof(kPKCS7Windows)) ||
647       !test_crl_reparse(kOpenSSLCRL, sizeof(kOpenSSLCRL)) ||
648       !test_pem_certs(kPEMCert) ||
649       !test_pem_crls(kPEMCRL)) {
650     return 1;
651   }
652 
653   printf("PASS\n");
654   return 0;
655 }
656 
657