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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 <gtest/gtest.h>
16 
17 #include <openssl/bytestring.h>
18 #include <openssl/crypto.h>
19 #include <openssl/mem.h>
20 #include <openssl/pem.h>
21 #include <openssl/pkcs7.h>
22 #include <openssl/stack.h>
23 #include <openssl/x509.h>
24 
25 #include "../internal.h"
26 #include "../test/test_util.h"
27 
28 
29 // kPKCS7NSS contains the certificate chain of mail.google.com, as saved by NSS
30 // using the Chrome UI.
31 static const uint8_t kPKCS7NSS[] = {
32     0x30, 0x80, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07,
33     0x02, 0xa0, 0x80, 0x30, 0x80, 0x02, 0x01, 0x01, 0x31, 0x00, 0x30, 0x80,
34     0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x01, 0x00,
35     0x00, 0xa0, 0x82, 0x0b, 0x1e, 0x30, 0x82, 0x03, 0x54, 0x30, 0x82, 0x02,
36     0x3c, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x03, 0x02, 0x34, 0x56, 0x30,
37     0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05,
38     0x05, 0x00, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,
39     0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30, 0x14, 0x06, 0x03, 0x55,
40     0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75, 0x73, 0x74,
41     0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30, 0x19, 0x06, 0x03, 0x55,
42     0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75, 0x73, 0x74,
43     0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20, 0x43, 0x41, 0x30, 0x1e,
44     0x17, 0x0d, 0x30, 0x32, 0x30, 0x35, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30,
45     0x30, 0x30, 0x5a, 0x17, 0x0d, 0x32, 0x32, 0x30, 0x35, 0x32, 0x31, 0x30,
46     0x34, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09,
47     0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30,
48     0x14, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54,
49     0x72, 0x75, 0x73, 0x74, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30,
50     0x19, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54,
51     0x72, 0x75, 0x73, 0x74, 0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20,
52     0x43, 0x41, 0x30, 0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86,
53     0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01,
54     0x0f, 0x00, 0x30, 0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xda,
55     0xcc, 0x18, 0x63, 0x30, 0xfd, 0xf4, 0x17, 0x23, 0x1a, 0x56, 0x7e, 0x5b,
56     0xdf, 0x3c, 0x6c, 0x38, 0xe4, 0x71, 0xb7, 0x78, 0x91, 0xd4, 0xbc, 0xa1,
57     0xd8, 0x4c, 0xf8, 0xa8, 0x43, 0xb6, 0x03, 0xe9, 0x4d, 0x21, 0x07, 0x08,
58     0x88, 0xda, 0x58, 0x2f, 0x66, 0x39, 0x29, 0xbd, 0x05, 0x78, 0x8b, 0x9d,
59     0x38, 0xe8, 0x05, 0xb7, 0x6a, 0x7e, 0x71, 0xa4, 0xe6, 0xc4, 0x60, 0xa6,
60     0xb0, 0xef, 0x80, 0xe4, 0x89, 0x28, 0x0f, 0x9e, 0x25, 0xd6, 0xed, 0x83,
61     0xf3, 0xad, 0xa6, 0x91, 0xc7, 0x98, 0xc9, 0x42, 0x18, 0x35, 0x14, 0x9d,
62     0xad, 0x98, 0x46, 0x92, 0x2e, 0x4f, 0xca, 0xf1, 0x87, 0x43, 0xc1, 0x16,
63     0x95, 0x57, 0x2d, 0x50, 0xef, 0x89, 0x2d, 0x80, 0x7a, 0x57, 0xad, 0xf2,
64     0xee, 0x5f, 0x6b, 0xd2, 0x00, 0x8d, 0xb9, 0x14, 0xf8, 0x14, 0x15, 0x35,
65     0xd9, 0xc0, 0x46, 0xa3, 0x7b, 0x72, 0xc8, 0x91, 0xbf, 0xc9, 0x55, 0x2b,
66     0xcd, 0xd0, 0x97, 0x3e, 0x9c, 0x26, 0x64, 0xcc, 0xdf, 0xce, 0x83, 0x19,
67     0x71, 0xca, 0x4e, 0xe6, 0xd4, 0xd5, 0x7b, 0xa9, 0x19, 0xcd, 0x55, 0xde,
68     0xc8, 0xec, 0xd2, 0x5e, 0x38, 0x53, 0xe5, 0x5c, 0x4f, 0x8c, 0x2d, 0xfe,
69     0x50, 0x23, 0x36, 0xfc, 0x66, 0xe6, 0xcb, 0x8e, 0xa4, 0x39, 0x19, 0x00,
70     0xb7, 0x95, 0x02, 0x39, 0x91, 0x0b, 0x0e, 0xfe, 0x38, 0x2e, 0xd1, 0x1d,
71     0x05, 0x9a, 0xf6, 0x4d, 0x3e, 0x6f, 0x0f, 0x07, 0x1d, 0xaf, 0x2c, 0x1e,
72     0x8f, 0x60, 0x39, 0xe2, 0xfa, 0x36, 0x53, 0x13, 0x39, 0xd4, 0x5e, 0x26,
73     0x2b, 0xdb, 0x3d, 0xa8, 0x14, 0xbd, 0x32, 0xeb, 0x18, 0x03, 0x28, 0x52,
74     0x04, 0x71, 0xe5, 0xab, 0x33, 0x3d, 0xe1, 0x38, 0xbb, 0x07, 0x36, 0x84,
75     0x62, 0x9c, 0x79, 0xea, 0x16, 0x30, 0xf4, 0x5f, 0xc0, 0x2b, 0xe8, 0x71,
76     0x6b, 0xe4, 0xf9, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x53, 0x30, 0x51,
77     0x30, 0x0f, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x05,
78     0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e,
79     0x04, 0x16, 0x04, 0x14, 0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab,
80     0x05, 0x64, 0x0c, 0x11, 0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e,
81     0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80,
82     0x14, 0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab, 0x05, 0x64, 0x0c,
83     0x11, 0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e, 0x30, 0x0d, 0x06,
84     0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00,
85     0x03, 0x82, 0x01, 0x01, 0x00, 0x35, 0xe3, 0x29, 0x6a, 0xe5, 0x2f, 0x5d,
86     0x54, 0x8e, 0x29, 0x50, 0x94, 0x9f, 0x99, 0x1a, 0x14, 0xe4, 0x8f, 0x78,
87     0x2a, 0x62, 0x94, 0xa2, 0x27, 0x67, 0x9e, 0xd0, 0xcf, 0x1a, 0x5e, 0x47,
88     0xe9, 0xc1, 0xb2, 0xa4, 0xcf, 0xdd, 0x41, 0x1a, 0x05, 0x4e, 0x9b, 0x4b,
89     0xee, 0x4a, 0x6f, 0x55, 0x52, 0xb3, 0x24, 0xa1, 0x37, 0x0a, 0xeb, 0x64,
90     0x76, 0x2a, 0x2e, 0x2c, 0xf3, 0xfd, 0x3b, 0x75, 0x90, 0xbf, 0xfa, 0x71,
91     0xd8, 0xc7, 0x3d, 0x37, 0xd2, 0xb5, 0x05, 0x95, 0x62, 0xb9, 0xa6, 0xde,
92     0x89, 0x3d, 0x36, 0x7b, 0x38, 0x77, 0x48, 0x97, 0xac, 0xa6, 0x20, 0x8f,
93     0x2e, 0xa6, 0xc9, 0x0c, 0xc2, 0xb2, 0x99, 0x45, 0x00, 0xc7, 0xce, 0x11,
94     0x51, 0x22, 0x22, 0xe0, 0xa5, 0xea, 0xb6, 0x15, 0x48, 0x09, 0x64, 0xea,
95     0x5e, 0x4f, 0x74, 0xf7, 0x05, 0x3e, 0xc7, 0x8a, 0x52, 0x0c, 0xdb, 0x15,
96     0xb4, 0xbd, 0x6d, 0x9b, 0xe5, 0xc6, 0xb1, 0x54, 0x68, 0xa9, 0xe3, 0x69,
97     0x90, 0xb6, 0x9a, 0xa5, 0x0f, 0xb8, 0xb9, 0x3f, 0x20, 0x7d, 0xae, 0x4a,
98     0xb5, 0xb8, 0x9c, 0xe4, 0x1d, 0xb6, 0xab, 0xe6, 0x94, 0xa5, 0xc1, 0xc7,
99     0x83, 0xad, 0xdb, 0xf5, 0x27, 0x87, 0x0e, 0x04, 0x6c, 0xd5, 0xff, 0xdd,
100     0xa0, 0x5d, 0xed, 0x87, 0x52, 0xb7, 0x2b, 0x15, 0x02, 0xae, 0x39, 0xa6,
101     0x6a, 0x74, 0xe9, 0xda, 0xc4, 0xe7, 0xbc, 0x4d, 0x34, 0x1e, 0xa9, 0x5c,
102     0x4d, 0x33, 0x5f, 0x92, 0x09, 0x2f, 0x88, 0x66, 0x5d, 0x77, 0x97, 0xc7,
103     0x1d, 0x76, 0x13, 0xa9, 0xd5, 0xe5, 0xf1, 0x16, 0x09, 0x11, 0x35, 0xd5,
104     0xac, 0xdb, 0x24, 0x71, 0x70, 0x2c, 0x98, 0x56, 0x0b, 0xd9, 0x17, 0xb4,
105     0xd1, 0xe3, 0x51, 0x2b, 0x5e, 0x75, 0xe8, 0xd5, 0xd0, 0xdc, 0x4f, 0x34,
106     0xed, 0xc2, 0x05, 0x66, 0x80, 0xa1, 0xcb, 0xe6, 0x33, 0x30, 0x82, 0x03,
107     0xba, 0x30, 0x82, 0x02, 0xa2, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x08,
108     0x3e, 0xa3, 0xe4, 0x78, 0x99, 0x38, 0x13, 0x9d, 0x30, 0x0d, 0x06, 0x09,
109     0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x30,
110     0x49, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
111     0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13,
112     0x0a, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31,
113     0x25, 0x30, 0x23, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1c, 0x47, 0x6f,
114     0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65,
115     0x74, 0x20, 0x41, 0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x20,
116     0x47, 0x32, 0x30, 0x1e, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x31, 0x36,
117     0x31, 0x32, 0x32, 0x31, 0x34, 0x30, 0x5a, 0x17, 0x0d, 0x31, 0x34, 0x31,
118     0x30, 0x31, 0x34, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x30, 0x69,
119     0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55,
120     0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a,
121     0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f, 0x72, 0x6e, 0x69, 0x61, 0x31, 0x16,
122     0x30, 0x14, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x0d, 0x4d, 0x6f, 0x75,
123     0x6e, 0x74, 0x61, 0x69, 0x6e, 0x20, 0x56, 0x69, 0x65, 0x77, 0x31, 0x13,
124     0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x0a, 0x47, 0x6f, 0x6f,
125     0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31, 0x18, 0x30, 0x16, 0x06,
126     0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x6d, 0x61, 0x69, 0x6c, 0x2e, 0x67,
127     0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x59, 0x30,
128     0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08,
129     0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04,
130     0xb2, 0x68, 0x6e, 0x3f, 0x03, 0x9e, 0x43, 0x85, 0x16, 0xb7, 0x89, 0x0b,
131     0x16, 0x2a, 0xbe, 0x26, 0x36, 0xdd, 0x68, 0x0a, 0x53, 0x4e, 0x20, 0x40,
132     0xf8, 0xd1, 0xdd, 0x63, 0xcb, 0x46, 0x73, 0x09, 0x96, 0x36, 0xde, 0x2c,
133     0x45, 0x71, 0x2e, 0x8a, 0x79, 0xeb, 0x40, 0x2f, 0x65, 0x83, 0x81, 0xdb,
134     0x37, 0x03, 0x84, 0xa1, 0x9a, 0xd0, 0x22, 0x3b, 0x73, 0x38, 0x45, 0xd3,
135     0xd5, 0x91, 0xb2, 0x52, 0xa3, 0x82, 0x01, 0x4f, 0x30, 0x82, 0x01, 0x4b,
136     0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x25, 0x04, 0x16, 0x30, 0x14, 0x06,
137     0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x03, 0x01, 0x06, 0x08, 0x2b,
138     0x06, 0x01, 0x05, 0x05, 0x07, 0x03, 0x02, 0x30, 0x1a, 0x06, 0x03, 0x55,
139     0x1d, 0x11, 0x04, 0x13, 0x30, 0x11, 0x82, 0x0f, 0x6d, 0x61, 0x69, 0x6c,
140     0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x30,
141     0x0b, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x04, 0x04, 0x03, 0x02, 0x07, 0x80,
142     0x30, 0x68, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x01, 0x01,
143     0x04, 0x5c, 0x30, 0x5a, 0x30, 0x2b, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05,
144     0x05, 0x07, 0x30, 0x02, 0x86, 0x1f, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f,
145     0x2f, 0x70, 0x6b, 0x69, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e,
146     0x63, 0x6f, 0x6d, 0x2f, 0x47, 0x49, 0x41, 0x47, 0x32, 0x2e, 0x63, 0x72,
147     0x74, 0x30, 0x2b, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x30,
148     0x01, 0x86, 0x1f, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x63, 0x6c,
149     0x69, 0x65, 0x6e, 0x74, 0x73, 0x31, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c,
150     0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6f, 0x63, 0x73, 0x70, 0x30, 0x1d,
151     0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x75, 0xc6, 0xb0,
152     0x4a, 0x46, 0x61, 0x83, 0xff, 0x91, 0x46, 0x45, 0x35, 0xa7, 0x0f, 0xd0,
153     0x5b, 0xe9, 0xdd, 0x94, 0x1b, 0x30, 0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13,
154     0x01, 0x01, 0xff, 0x04, 0x02, 0x30, 0x00, 0x30, 0x1f, 0x06, 0x03, 0x55,
155     0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0x4a, 0xdd, 0x06, 0x16,
156     0x1b, 0xbc, 0xf6, 0x68, 0xb5, 0x76, 0xf5, 0x81, 0xb6, 0xbb, 0x62, 0x1a,
157     0xba, 0x5a, 0x81, 0x2f, 0x30, 0x17, 0x06, 0x03, 0x55, 0x1d, 0x20, 0x04,
158     0x10, 0x30, 0x0e, 0x30, 0x0c, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01,
159     0xd6, 0x79, 0x02, 0x05, 0x01, 0x30, 0x30, 0x06, 0x03, 0x55, 0x1d, 0x1f,
160     0x04, 0x29, 0x30, 0x27, 0x30, 0x25, 0xa0, 0x23, 0xa0, 0x21, 0x86, 0x1f,
161     0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x70, 0x6b, 0x69, 0x2e, 0x67,
162     0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x47, 0x49,
163     0x41, 0x47, 0x32, 0x2e, 0x63, 0x72, 0x6c, 0x30, 0x0d, 0x06, 0x09, 0x2a,
164     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x03, 0x82,
165     0x01, 0x01, 0x00, 0x7f, 0x41, 0xf5, 0x57, 0x18, 0x3c, 0x75, 0xf5, 0x23,
166     0x66, 0xc3, 0xf0, 0xf2, 0x3e, 0x70, 0x34, 0x56, 0xca, 0x78, 0xec, 0xc7,
167     0x81, 0x58, 0x0d, 0xdf, 0xf0, 0xfd, 0x86, 0xe6, 0xe6, 0x50, 0x3d, 0xf6,
168     0x09, 0x9a, 0x4d, 0xca, 0x60, 0x37, 0x9a, 0xd4, 0xca, 0x51, 0x7c, 0xf0,
169     0x66, 0x23, 0xea, 0x5e, 0x6a, 0x6f, 0x7b, 0xa6, 0x7a, 0x38, 0x97, 0x42,
170     0x58, 0x1a, 0x1b, 0x42, 0xae, 0x28, 0xde, 0x18, 0x7f, 0xcc, 0x76, 0x18,
171     0x58, 0x05, 0xbf, 0xea, 0xef, 0x14, 0xad, 0x34, 0xe5, 0x5f, 0x25, 0xab,
172     0xa1, 0x5f, 0x78, 0x5b, 0x6f, 0xe6, 0x69, 0xd8, 0x74, 0x8c, 0x19, 0x59,
173     0xb0, 0x1a, 0xfb, 0x8e, 0xdf, 0x61, 0xac, 0xeb, 0x2b, 0x0a, 0x1c, 0xab,
174     0x30, 0x0d, 0x64, 0x25, 0x78, 0xdf, 0x81, 0x71, 0xe3, 0xbd, 0xde, 0x9c,
175     0x3f, 0xdd, 0xe9, 0xf8, 0xb6, 0x98, 0x2d, 0x13, 0xa3, 0x7b, 0x14, 0x6f,
176     0xe3, 0x8b, 0xfc, 0x4e, 0x31, 0x26, 0xba, 0x10, 0xb4, 0x12, 0xe9, 0xc9,
177     0x49, 0x60, 0xf0, 0xaa, 0x1f, 0x44, 0x68, 0x19, 0xd2, 0xb3, 0xc8, 0x46,
178     0x22, 0x6b, 0xe1, 0x21, 0x77, 0xfd, 0x72, 0x33, 0x13, 0x21, 0x27, 0x81,
179     0xe4, 0x7a, 0xc9, 0xe4, 0x1c, 0x05, 0x04, 0x73, 0x13, 0xda, 0x47, 0xfe,
180     0x59, 0x41, 0x9c, 0x11, 0xc5, 0xf6, 0xb5, 0xd0, 0x01, 0xcb, 0x40, 0x19,
181     0xf5, 0xfe, 0xb3, 0x3c, 0x1f, 0x61, 0x8f, 0x4d, 0xdb, 0x81, 0x2a, 0x8a,
182     0xed, 0xb8, 0x53, 0xc7, 0x19, 0x6b, 0xfa, 0x8b, 0xfc, 0xe3, 0x2e, 0x12,
183     0x4e, 0xbd, 0xc5, 0x44, 0x9d, 0x1c, 0x7f, 0x3b, 0x09, 0x51, 0xd7, 0x0a,
184     0x0f, 0x22, 0x0a, 0xfd, 0x8c, 0x90, 0x14, 0xed, 0x10, 0xcb, 0x50, 0xcf,
185     0xa5, 0x45, 0xce, 0xb0, 0x21, 0x28, 0xcb, 0xd6, 0xf5, 0x6e, 0xb2, 0x3e,
186     0xfa, 0x35, 0x0c, 0x3d, 0x09, 0x0d, 0x81, 0x30, 0x82, 0x04, 0x04, 0x30,
187     0x82, 0x02, 0xec, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x03, 0x02, 0x3a,
188     0x69, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
189     0x01, 0x05, 0x05, 0x00, 0x30, 0x42, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
190     0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30, 0x14, 0x06,
191     0x03, 0x55, 0x04, 0x0a, 0x13, 0x0d, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75,
192     0x73, 0x74, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x1b, 0x30, 0x19, 0x06,
193     0x03, 0x55, 0x04, 0x03, 0x13, 0x12, 0x47, 0x65, 0x6f, 0x54, 0x72, 0x75,
194     0x73, 0x74, 0x20, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x20, 0x43, 0x41,
195     0x30, 0x1e, 0x17, 0x0d, 0x31, 0x33, 0x30, 0x34, 0x30, 0x35, 0x31, 0x35,
196     0x31, 0x35, 0x35, 0x35, 0x5a, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x34, 0x30,
197     0x34, 0x31, 0x35, 0x31, 0x35, 0x35, 0x35, 0x5a, 0x30, 0x49, 0x31, 0x0b,
198     0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31,
199     0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0a, 0x47, 0x6f,
200     0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x31, 0x25, 0x30, 0x23,
201     0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1c, 0x47, 0x6f, 0x6f, 0x67, 0x6c,
202     0x65, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x41,
203     0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x20, 0x47, 0x32, 0x30,
204     0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
205     0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30,
206     0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0x9c, 0x2a, 0x04, 0x77,
207     0x5c, 0xd8, 0x50, 0x91, 0x3a, 0x06, 0xa3, 0x82, 0xe0, 0xd8, 0x50, 0x48,
208     0xbc, 0x89, 0x3f, 0xf1, 0x19, 0x70, 0x1a, 0x88, 0x46, 0x7e, 0xe0, 0x8f,
209     0xc5, 0xf1, 0x89, 0xce, 0x21, 0xee, 0x5a, 0xfe, 0x61, 0x0d, 0xb7, 0x32,
210     0x44, 0x89, 0xa0, 0x74, 0x0b, 0x53, 0x4f, 0x55, 0xa4, 0xce, 0x82, 0x62,
211     0x95, 0xee, 0xeb, 0x59, 0x5f, 0xc6, 0xe1, 0x05, 0x80, 0x12, 0xc4, 0x5e,
212     0x94, 0x3f, 0xbc, 0x5b, 0x48, 0x38, 0xf4, 0x53, 0xf7, 0x24, 0xe6, 0xfb,
213     0x91, 0xe9, 0x15, 0xc4, 0xcf, 0xf4, 0x53, 0x0d, 0xf4, 0x4a, 0xfc, 0x9f,
214     0x54, 0xde, 0x7d, 0xbe, 0xa0, 0x6b, 0x6f, 0x87, 0xc0, 0xd0, 0x50, 0x1f,
215     0x28, 0x30, 0x03, 0x40, 0xda, 0x08, 0x73, 0x51, 0x6c, 0x7f, 0xff, 0x3a,
216     0x3c, 0xa7, 0x37, 0x06, 0x8e, 0xbd, 0x4b, 0x11, 0x04, 0xeb, 0x7d, 0x24,
217     0xde, 0xe6, 0xf9, 0xfc, 0x31, 0x71, 0xfb, 0x94, 0xd5, 0x60, 0xf3, 0x2e,
218     0x4a, 0xaf, 0x42, 0xd2, 0xcb, 0xea, 0xc4, 0x6a, 0x1a, 0xb2, 0xcc, 0x53,
219     0xdd, 0x15, 0x4b, 0x8b, 0x1f, 0xc8, 0x19, 0x61, 0x1f, 0xcd, 0x9d, 0xa8,
220     0x3e, 0x63, 0x2b, 0x84, 0x35, 0x69, 0x65, 0x84, 0xc8, 0x19, 0xc5, 0x46,
221     0x22, 0xf8, 0x53, 0x95, 0xbe, 0xe3, 0x80, 0x4a, 0x10, 0xc6, 0x2a, 0xec,
222     0xba, 0x97, 0x20, 0x11, 0xc7, 0x39, 0x99, 0x10, 0x04, 0xa0, 0xf0, 0x61,
223     0x7a, 0x95, 0x25, 0x8c, 0x4e, 0x52, 0x75, 0xe2, 0xb6, 0xed, 0x08, 0xca,
224     0x14, 0xfc, 0xce, 0x22, 0x6a, 0xb3, 0x4e, 0xcf, 0x46, 0x03, 0x97, 0x97,
225     0x03, 0x7e, 0xc0, 0xb1, 0xde, 0x7b, 0xaf, 0x45, 0x33, 0xcf, 0xba, 0x3e,
226     0x71, 0xb7, 0xde, 0xf4, 0x25, 0x25, 0xc2, 0x0d, 0x35, 0x89, 0x9d, 0x9d,
227     0xfb, 0x0e, 0x11, 0x79, 0x89, 0x1e, 0x37, 0xc5, 0xaf, 0x8e, 0x72, 0x69,
228     0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x81, 0xfb, 0x30, 0x81, 0xf8, 0x30,
229     0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14,
230     0xc0, 0x7a, 0x98, 0x68, 0x8d, 0x89, 0xfb, 0xab, 0x05, 0x64, 0x0c, 0x11,
231     0x7d, 0xaa, 0x7d, 0x65, 0xb8, 0xca, 0xcc, 0x4e, 0x30, 0x1d, 0x06, 0x03,
232     0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x4a, 0xdd, 0x06, 0x16, 0x1b,
233     0xbc, 0xf6, 0x68, 0xb5, 0x76, 0xf5, 0x81, 0xb6, 0xbb, 0x62, 0x1a, 0xba,
234     0x5a, 0x81, 0x2f, 0x30, 0x12, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01,
235     0xff, 0x04, 0x08, 0x30, 0x06, 0x01, 0x01, 0xff, 0x02, 0x01, 0x00, 0x30,
236     0x0e, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03,
237     0x02, 0x01, 0x06, 0x30, 0x3a, 0x06, 0x03, 0x55, 0x1d, 0x1f, 0x04, 0x33,
238     0x30, 0x31, 0x30, 0x2f, 0xa0, 0x2d, 0xa0, 0x2b, 0x86, 0x29, 0x68, 0x74,
239     0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x63, 0x72, 0x6c, 0x2e, 0x67, 0x65, 0x6f,
240     0x74, 0x72, 0x75, 0x73, 0x74, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x72,
241     0x6c, 0x73, 0x2f, 0x67, 0x74, 0x67, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x2e,
242     0x63, 0x72, 0x6c, 0x30, 0x3d, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05,
243     0x07, 0x01, 0x01, 0x04, 0x31, 0x30, 0x2f, 0x30, 0x2d, 0x06, 0x08, 0x2b,
244     0x06, 0x01, 0x05, 0x05, 0x07, 0x30, 0x01, 0x86, 0x21, 0x68, 0x74, 0x74,
245     0x70, 0x3a, 0x2f, 0x2f, 0x67, 0x74, 0x67, 0x6c, 0x6f, 0x62, 0x61, 0x6c,
246     0x2d, 0x6f, 0x63, 0x73, 0x70, 0x2e, 0x67, 0x65, 0x6f, 0x74, 0x72, 0x75,
247     0x73, 0x74, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x17, 0x06, 0x03, 0x55, 0x1d,
248     0x20, 0x04, 0x10, 0x30, 0x0e, 0x30, 0x0c, 0x06, 0x0a, 0x2b, 0x06, 0x01,
249     0x04, 0x01, 0xd6, 0x79, 0x02, 0x05, 0x01, 0x30, 0x0d, 0x06, 0x09, 0x2a,
250     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x03, 0x82,
251     0x01, 0x01, 0x00, 0x36, 0xd7, 0x06, 0x80, 0x11, 0x27, 0xad, 0x2a, 0x14,
252     0x9b, 0x38, 0x77, 0xb3, 0x23, 0xa0, 0x75, 0x58, 0xbb, 0xb1, 0x7e, 0x83,
253     0x42, 0xba, 0x72, 0xda, 0x1e, 0xd8, 0x8e, 0x36, 0x06, 0x97, 0xe0, 0xf0,
254     0x95, 0x3b, 0x37, 0xfd, 0x1b, 0x42, 0x58, 0xfe, 0x22, 0xc8, 0x6b, 0xbd,
255     0x38, 0x5e, 0xd1, 0x3b, 0x25, 0x6e, 0x12, 0xeb, 0x5e, 0x67, 0x76, 0x46,
256     0x40, 0x90, 0xda, 0x14, 0xc8, 0x78, 0x0d, 0xed, 0x95, 0x66, 0xda, 0x8e,
257     0x86, 0x6f, 0x80, 0xa1, 0xba, 0x56, 0x32, 0x95, 0x86, 0xdc, 0xdc, 0x6a,
258     0xca, 0x04, 0x8c, 0x5b, 0x7f, 0xf6, 0xbf, 0xcc, 0x6f, 0x85, 0x03, 0x58,
259     0xc3, 0x68, 0x51, 0x13, 0xcd, 0xfd, 0xc8, 0xf7, 0x79, 0x3d, 0x99, 0x35,
260     0xf0, 0x56, 0xa3, 0xbd, 0xe0, 0x59, 0xed, 0x4f, 0x44, 0x09, 0xa3, 0x9e,
261     0x38, 0x7a, 0xf6, 0x46, 0xd1, 0x1d, 0x12, 0x9d, 0x4f, 0xbe, 0xd0, 0x40,
262     0xfc, 0x55, 0xfe, 0x06, 0x5e, 0x3c, 0xda, 0x1c, 0x56, 0xbd, 0x96, 0x51,
263     0x7b, 0x6f, 0x57, 0x2a, 0xdb, 0xa2, 0xaa, 0x96, 0xdc, 0x8c, 0x74, 0xc2,
264     0x95, 0xbe, 0xf0, 0x6e, 0x95, 0x13, 0xff, 0x17, 0xf0, 0x3c, 0xac, 0xb2,
265     0x10, 0x8d, 0xcc, 0x73, 0xfb, 0xe8, 0x8f, 0x02, 0xc6, 0xf0, 0xfb, 0x33,
266     0xb3, 0x95, 0x3b, 0xe3, 0xc2, 0xcb, 0x68, 0x58, 0x73, 0xdb, 0xa8, 0x24,
267     0x62, 0x3b, 0x06, 0x35, 0x9d, 0x0d, 0xa9, 0x33, 0xbd, 0x78, 0x03, 0x90,
268     0x2e, 0x4c, 0x78, 0x5d, 0x50, 0x3a, 0x81, 0xd4, 0xee, 0xa0, 0xc8, 0x70,
269     0x38, 0xdc, 0xb2, 0xf9, 0x67, 0xfa, 0x87, 0x40, 0x5d, 0x61, 0xc0, 0x51,
270     0x8f, 0x6b, 0x83, 0x6b, 0xcd, 0x05, 0x3a, 0xca, 0xe1, 0xa7, 0x05, 0x78,
271     0xfc, 0xca, 0xda, 0x94, 0xd0, 0x2c, 0x08, 0x3d, 0x7e, 0x16, 0x79, 0xc8,
272     0xa0, 0x50, 0x20, 0x24, 0x54, 0x33, 0x71, 0x31, 0x00, 0x00, 0x00, 0x00,
273     0x00, 0x00, 0x00,
274 };
275 
276 // kPKCS7Windows is the Equifax root certificate, as exported by Windows 7.
277 static const uint8_t kPKCS7Windows[] = {
278     0x30, 0x82, 0x02, 0xb1, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
279     0x01, 0x07, 0x02, 0xa0, 0x82, 0x02, 0xa2, 0x30, 0x82, 0x02, 0x9e, 0x02,
280     0x01, 0x01, 0x31, 0x00, 0x30, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
281     0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x82, 0x02, 0x86, 0x30, 0x82, 0x02,
282     0x82, 0x30, 0x82, 0x01, 0xeb, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x01,
283     0x04, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
284     0x01, 0x04, 0x05, 0x00, 0x30, 0x53, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
285     0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x1c, 0x30, 0x1a, 0x06,
286     0x03, 0x55, 0x04, 0x0a, 0x13, 0x13, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61,
287     0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x49, 0x6e, 0x63,
288     0x2e, 0x31, 0x26, 0x30, 0x24, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1d,
289     0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x20, 0x53, 0x65, 0x63, 0x75,
290     0x72, 0x65, 0x20, 0x65, 0x42, 0x75, 0x73, 0x69, 0x6e, 0x65, 0x73, 0x73,
291     0x20, 0x43, 0x41, 0x2d, 0x31, 0x30, 0x1e, 0x17, 0x0d, 0x39, 0x39, 0x30,
292     0x36, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x17, 0x0d,
293     0x32, 0x30, 0x30, 0x36, 0x32, 0x31, 0x30, 0x34, 0x30, 0x30, 0x30, 0x30,
294     0x5a, 0x30, 0x53, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06,
295     0x13, 0x02, 0x55, 0x53, 0x31, 0x1c, 0x30, 0x1a, 0x06, 0x03, 0x55, 0x04,
296     0x0a, 0x13, 0x13, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x20, 0x53,
297     0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x26,
298     0x30, 0x24, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1d, 0x45, 0x71, 0x75,
299     0x69, 0x66, 0x61, 0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20,
300     0x65, 0x42, 0x75, 0x73, 0x69, 0x6e, 0x65, 0x73, 0x73, 0x20, 0x43, 0x41,
301     0x2d, 0x31, 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
302     0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00,
303     0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xce, 0x2f, 0x19, 0xbc, 0x17,
304     0xb7, 0x77, 0xde, 0x93, 0xa9, 0x5f, 0x5a, 0x0d, 0x17, 0x4f, 0x34, 0x1a,
305     0x0c, 0x98, 0xf4, 0x22, 0xd9, 0x59, 0xd4, 0xc4, 0x68, 0x46, 0xf0, 0xb4,
306     0x35, 0xc5, 0x85, 0x03, 0x20, 0xc6, 0xaf, 0x45, 0xa5, 0x21, 0x51, 0x45,
307     0x41, 0xeb, 0x16, 0x58, 0x36, 0x32, 0x6f, 0xe2, 0x50, 0x62, 0x64, 0xf9,
308     0xfd, 0x51, 0x9c, 0xaa, 0x24, 0xd9, 0xf4, 0x9d, 0x83, 0x2a, 0x87, 0x0a,
309     0x21, 0xd3, 0x12, 0x38, 0x34, 0x6c, 0x8d, 0x00, 0x6e, 0x5a, 0xa0, 0xd9,
310     0x42, 0xee, 0x1a, 0x21, 0x95, 0xf9, 0x52, 0x4c, 0x55, 0x5a, 0xc5, 0x0f,
311     0x38, 0x4f, 0x46, 0xfa, 0x6d, 0xf8, 0x2e, 0x35, 0xd6, 0x1d, 0x7c, 0xeb,
312     0xe2, 0xf0, 0xb0, 0x75, 0x80, 0xc8, 0xa9, 0x13, 0xac, 0xbe, 0x88, 0xef,
313     0x3a, 0x6e, 0xab, 0x5f, 0x2a, 0x38, 0x62, 0x02, 0xb0, 0x12, 0x7b, 0xfe,
314     0x8f, 0xa6, 0x03, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x66, 0x30, 0x64,
315     0x30, 0x11, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x86, 0xf8, 0x42, 0x01,
316     0x01, 0x04, 0x04, 0x03, 0x02, 0x00, 0x07, 0x30, 0x0f, 0x06, 0x03, 0x55,
317     0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff,
318     0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80,
319     0x14, 0x4a, 0x78, 0x32, 0x52, 0x11, 0xdb, 0x59, 0x16, 0x36, 0x5e, 0xdf,
320     0xc1, 0x14, 0x36, 0x40, 0x6a, 0x47, 0x7c, 0x4c, 0xa1, 0x30, 0x1d, 0x06,
321     0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x4a, 0x78, 0x32, 0x52,
322     0x11, 0xdb, 0x59, 0x16, 0x36, 0x5e, 0xdf, 0xc1, 0x14, 0x36, 0x40, 0x6a,
323     0x47, 0x7c, 0x4c, 0xa1, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
324     0xf7, 0x0d, 0x01, 0x01, 0x04, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, 0x75,
325     0x5b, 0xa8, 0x9b, 0x03, 0x11, 0xe6, 0xe9, 0x56, 0x4c, 0xcd, 0xf9, 0xa9,
326     0x4c, 0xc0, 0x0d, 0x9a, 0xf3, 0xcc, 0x65, 0x69, 0xe6, 0x25, 0x76, 0xcc,
327     0x59, 0xb7, 0xd6, 0x54, 0xc3, 0x1d, 0xcd, 0x99, 0xac, 0x19, 0xdd, 0xb4,
328     0x85, 0xd5, 0xe0, 0x3d, 0xfc, 0x62, 0x20, 0xa7, 0x84, 0x4b, 0x58, 0x65,
329     0xf1, 0xe2, 0xf9, 0x95, 0x21, 0x3f, 0xf5, 0xd4, 0x7e, 0x58, 0x1e, 0x47,
330     0x87, 0x54, 0x3e, 0x58, 0xa1, 0xb5, 0xb5, 0xf8, 0x2a, 0xef, 0x71, 0xe7,
331     0xbc, 0xc3, 0xf6, 0xb1, 0x49, 0x46, 0xe2, 0xd7, 0xa0, 0x6b, 0xe5, 0x56,
332     0x7a, 0x9a, 0x27, 0x98, 0x7c, 0x46, 0x62, 0x14, 0xe7, 0xc9, 0xfc, 0x6e,
333     0x03, 0x12, 0x79, 0x80, 0x38, 0x1d, 0x48, 0x82, 0x8d, 0xfc, 0x17, 0xfe,
334     0x2a, 0x96, 0x2b, 0xb5, 0x62, 0xa6, 0xa6, 0x3d, 0xbd, 0x7f, 0x92, 0x59,
335     0xcd, 0x5a, 0x2a, 0x82, 0xb2, 0x37, 0x79, 0x31, 0x00,
336 };
337 
338 // kOpenSSLCRL is the Equifax CRL, converted to PKCS#7 form by:
339 //   openssl crl2pkcs7 -inform DER -in secureca.crl
340 static const uint8_t kOpenSSLCRL[] = {
341     0x30, 0x82, 0x03, 0x85, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
342     0x01, 0x07, 0x02, 0xa0, 0x82, 0x03, 0x76, 0x30, 0x82, 0x03, 0x72, 0x02,
343     0x01, 0x01, 0x31, 0x00, 0x30, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
344     0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x00, 0xa1, 0x82, 0x03, 0x58, 0x30,
345     0x82, 0x03, 0x54, 0x30, 0x82, 0x02, 0xbd, 0x30, 0x0d, 0x06, 0x09, 0x2a,
346     0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x30, 0x4e,
347     0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55,
348     0x53, 0x31, 0x10, 0x30, 0x0e, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x07,
349     0x45, 0x71, 0x75, 0x69, 0x66, 0x61, 0x78, 0x31, 0x2d, 0x30, 0x2b, 0x06,
350     0x03, 0x55, 0x04, 0x0b, 0x13, 0x24, 0x45, 0x71, 0x75, 0x69, 0x66, 0x61,
351     0x78, 0x20, 0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x20, 0x43, 0x65, 0x72,
352     0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x20, 0x41, 0x75, 0x74,
353     0x68, 0x6f, 0x72, 0x69, 0x74, 0x79, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x32,
354     0x32, 0x37, 0x30, 0x31, 0x32, 0x33, 0x30, 0x30, 0x5a, 0x17, 0x0d, 0x31,
355     0x35, 0x30, 0x33, 0x30, 0x39, 0x30, 0x31, 0x32, 0x33, 0x30, 0x30, 0x5a,
356     0x30, 0x82, 0x02, 0x3c, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x58, 0xe4, 0x17,
357     0x0d, 0x31, 0x34, 0x30, 0x34, 0x32, 0x37, 0x30, 0x38, 0x31, 0x39, 0x32,
358     0x32, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0x76, 0x19, 0x17, 0x0d, 0x31,
359     0x34, 0x30, 0x36, 0x31, 0x38, 0x31, 0x35, 0x30, 0x30, 0x30, 0x33, 0x5a,
360     0x30, 0x14, 0x02, 0x03, 0x0f, 0x9a, 0xfb, 0x17, 0x0d, 0x31, 0x34, 0x30,
361     0x34, 0x32, 0x39, 0x31, 0x38, 0x30, 0x39, 0x31, 0x37, 0x5a, 0x30, 0x14,
362     0x02, 0x03, 0x14, 0x8b, 0xc0, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x30,
363     0x39, 0x31, 0x39, 0x34, 0x36, 0x33, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03,
364     0x14, 0xe4, 0x9c, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x34, 0x31, 0x36, 0x32,
365     0x33, 0x33, 0x39, 0x33, 0x35, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x86,
366     0x07, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x35, 0x32, 0x31, 0x31, 0x35, 0x35,
367     0x30, 0x35, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x12, 0xe2, 0x29, 0x17,
368     0x0d, 0x31, 0x34, 0x30, 0x36, 0x31, 0x37, 0x31, 0x38, 0x35, 0x35, 0x31,
369     0x35, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0d, 0x42, 0x66, 0x17, 0x0d, 0x31,
370     0x32, 0x30, 0x36, 0x32, 0x37, 0x31, 0x37, 0x31, 0x30, 0x35, 0x33, 0x5a,
371     0x30, 0x14, 0x02, 0x03, 0x03, 0x1e, 0x33, 0x17, 0x0d, 0x30, 0x32, 0x30,
372     0x35, 0x31, 0x35, 0x31, 0x33, 0x30, 0x36, 0x31, 0x31, 0x5a, 0x30, 0x14,
373     0x02, 0x03, 0x12, 0xe2, 0x23, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x30,
374     0x36, 0x32, 0x30, 0x34, 0x30, 0x32, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03,
375     0x13, 0x9c, 0xab, 0x17, 0x0d, 0x31, 0x30, 0x30, 0x37, 0x32, 0x39, 0x31,
376     0x36, 0x34, 0x34, 0x33, 0x39, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x12, 0xc6,
377     0x0a, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x30, 0x36, 0x32, 0x32, 0x32,
378     0x31, 0x33, 0x39, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x03, 0x25, 0x85, 0x17,
379     0x0d, 0x30, 0x32, 0x30, 0x35, 0x31, 0x34, 0x31, 0x38, 0x31, 0x31, 0x35,
380     0x37, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0x86, 0xe6, 0x17, 0x0d, 0x31,
381     0x34, 0x30, 0x37, 0x32, 0x35, 0x30, 0x32, 0x30, 0x30, 0x33, 0x38, 0x5a,
382     0x30, 0x14, 0x02, 0x03, 0x13, 0x9c, 0xa1, 0x17, 0x0d, 0x31, 0x30, 0x30,
383     0x37, 0x32, 0x39, 0x31, 0x36, 0x34, 0x37, 0x33, 0x32, 0x5a, 0x30, 0x14,
384     0x02, 0x03, 0x15, 0x4d, 0x5c, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x34, 0x33,
385     0x30, 0x30, 0x30, 0x30, 0x34, 0x34, 0x32, 0x5a, 0x30, 0x14, 0x02, 0x03,
386     0x0f, 0xfa, 0x2d, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x31, 0x37, 0x31,
387     0x38, 0x35, 0x30, 0x31, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x13, 0x75,
388     0x55, 0x17, 0x0d, 0x31, 0x35, 0x30, 0x31, 0x31, 0x38, 0x30, 0x32, 0x32,
389     0x31, 0x33, 0x33, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0f, 0x56, 0x96, 0x17,
390     0x0d, 0x31, 0x34, 0x30, 0x36, 0x32, 0x34, 0x31, 0x32, 0x33, 0x31, 0x30,
391     0x32, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x0b, 0x80, 0x8a, 0x17, 0x0d, 0x31,
392     0x32, 0x30, 0x36, 0x32, 0x37, 0x31, 0x37, 0x31, 0x30, 0x32, 0x35, 0x5a,
393     0x30, 0x14, 0x02, 0x03, 0x0f, 0x94, 0x16, 0x17, 0x0d, 0x31, 0x30, 0x30,
394     0x33, 0x30, 0x31, 0x31, 0x33, 0x34, 0x35, 0x33, 0x31, 0x5a, 0x30, 0x14,
395     0x02, 0x03, 0x14, 0x16, 0xb3, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x36, 0x31,
396     0x38, 0x31, 0x34, 0x33, 0x32, 0x35, 0x36, 0x5a, 0x30, 0x14, 0x02, 0x03,
397     0x0a, 0xe1, 0x85, 0x17, 0x0d, 0x31, 0x32, 0x30, 0x36, 0x32, 0x37, 0x31,
398     0x37, 0x31, 0x30, 0x31, 0x37, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x14, 0xcc,
399     0x3e, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x37, 0x31, 0x31, 0x31, 0x32, 0x35,
400     0x35, 0x33, 0x31, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x10, 0x5b, 0xcb, 0x17,
401     0x0d, 0x31, 0x30, 0x30, 0x37, 0x33, 0x30, 0x32, 0x31, 0x33, 0x31, 0x32,
402     0x30, 0x5a, 0x30, 0x14, 0x02, 0x03, 0x15, 0x6a, 0x1f, 0x17, 0x0d, 0x31,
403     0x34, 0x30, 0x32, 0x32, 0x36, 0x31, 0x32, 0x33, 0x35, 0x31, 0x39, 0x5a,
404     0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
405     0x05, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, 0x1d, 0x5c, 0x27, 0x07, 0x11,
406     0x03, 0xf2, 0x00, 0xbd, 0xf4, 0x46, 0x3e, 0x71, 0xfd, 0x10, 0x84, 0x83,
407     0xd9, 0xd2, 0xd2, 0x19, 0xa0, 0x20, 0xf7, 0x1a, 0x43, 0x3d, 0xac, 0xda,
408     0x33, 0xfc, 0xb7, 0x42, 0x60, 0x1a, 0xa4, 0xa8, 0xb2, 0x07, 0x5c, 0x51,
409     0x16, 0xc0, 0x42, 0x80, 0x0a, 0x0f, 0xf0, 0x47, 0x5b, 0x4b, 0x78, 0x90,
410     0xaf, 0xc7, 0xac, 0x48, 0xf8, 0xca, 0x3c, 0x13, 0x5e, 0xf6, 0xd1, 0x88,
411     0xae, 0x55, 0xa3, 0x0c, 0x8a, 0x62, 0x47, 0x29, 0xf8, 0x72, 0xb8, 0x24,
412     0x17, 0xaf, 0xb2, 0x06, 0x1e, 0xa7, 0x72, 0x76, 0xab, 0x96, 0x1d, 0xe0,
413     0x7c, 0xd4, 0x0c, 0x42, 0x82, 0x3d, 0x4a, 0x8e, 0x15, 0x77, 0x2f, 0x3c,
414     0x2a, 0x8c, 0x3a, 0x04, 0x10, 0x55, 0xdc, 0xbb, 0xba, 0xb1, 0x91, 0xee,
415     0x7b, 0xe7, 0x23, 0xc5, 0x71, 0x13, 0xae, 0x6b, 0x21, 0x35, 0xd3, 0x64,
416     0xf0, 0x00, 0x54, 0x31, 0x00,
417 };
418 
419 // kPEMCert is the result of exporting the mail.google.com certificate from
420 // Chrome and then running it through:
421 //   openssl pkcs7 -inform DER -in mail.google.com -outform PEM
422 static const char kPEMCert[] =
423     "-----BEGIN PKCS7-----\n"
424     "MIID+wYJKoZIhvcNAQcCoIID7DCCA+gCAQExADALBgkqhkiG9w0BBwGgggPQMIID\n"
425     "zDCCArSgAwIBAgIIWesoywKxoNQwDQYJKoZIhvcNAQELBQAwSTELMAkGA1UEBhMC\n"
426     "VVMxEzARBgNVBAoTCkdvb2dsZSBJbmMxJTAjBgNVBAMTHEdvb2dsZSBJbnRlcm5l\n"
427     "dCBBdXRob3JpdHkgRzIwHhcNMTUwMjExMTQxNTA2WhcNMTUwNTEyMDAwMDAwWjBp\n"
428     "MQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91\n"
429     "bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIEluYzEYMBYGA1UEAwwPbWFpbC5n\n"
430     "b29nbGUuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE7MdALmCkcRRf/tzQ\n"
431     "a8eu3J7S5CTQa5ns0ReF9ktlbB1RL56BVGAu4p7BrT32D6gDpiggXq3gxN81A0TG\n"
432     "C2yICKOCAWEwggFdMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAsBgNV\n"
433     "HREEJTAjgg9tYWlsLmdvb2dsZS5jb22CEGluYm94Lmdvb2dsZS5jb20wCwYDVR0P\n"
434     "BAQDAgeAMGgGCCsGAQUFBwEBBFwwWjArBggrBgEFBQcwAoYfaHR0cDovL3BraS5n\n"
435     "b29nbGUuY29tL0dJQUcyLmNydDArBggrBgEFBQcwAYYfaHR0cDovL2NsaWVudHMx\n"
436     "Lmdvb2dsZS5jb20vb2NzcDAdBgNVHQ4EFgQUQqsYsRoWLiG6qmV2N1mpYaHawxAw\n"
437     "DAYDVR0TAQH/BAIwADAfBgNVHSMEGDAWgBRK3QYWG7z2aLV29YG2u2IaulqBLzAX\n"
438     "BgNVHSAEEDAOMAwGCisGAQQB1nkCBQEwMAYDVR0fBCkwJzAloCOgIYYfaHR0cDov\n"
439     "L3BraS5nb29nbGUuY29tL0dJQUcyLmNybDANBgkqhkiG9w0BAQsFAAOCAQEAKNh3\n"
440     "isNuGBisPKVlekOsZR6S8oP/fS/xt6Hqvg0EwFXvhxoJ40rxAB2LMykY17e+ln3P\n"
441     "MwBBlRkwY1btcDT15JwzgaZb38rq/r+Pkb5Qgmx/InA/pw0QHDtwHQp5uXZuvu6p\n"
442     "J/SlCwyq7EOvByWdVQcMU/dhGa3idXEkn/zwfqcG6YjdWKoDmXWZYv3RiP3wJcRB\n"
443     "9+3U1wOe3uebnZLRWO6/w0to1XY8TFHklyw5rwIE5sbxOx5N3Ne8+GgPrUDvGAz0\n"
444     "rAUKnh3b7GNXL1qlZh2qkhB6rUzvtPpg397Asg3xVtExCHOk4zPqzzicttoEbVVy\n"
445     "0T8rIMUNwC4Beh4JVjEA\n"
446     "-----END PKCS7-----\n";
447 
448 /* kPEMCRL is the result of downloading the Equifax CRL and running:
449      openssl crl2pkcs7 -inform DER -in secureca.crl  */
450 static const char kPEMCRL[] =
451     "-----BEGIN PKCS7-----\n"
452     "MIIDhQYJKoZIhvcNAQcCoIIDdjCCA3ICAQExADALBgkqhkiG9w0BBwGgAKGCA1gw\n"
453     "ggNUMIICvTANBgkqhkiG9w0BAQUFADBOMQswCQYDVQQGEwJVUzEQMA4GA1UEChMH\n"
454     "RXF1aWZheDEtMCsGA1UECxMkRXF1aWZheCBTZWN1cmUgQ2VydGlmaWNhdGUgQXV0\n"
455     "aG9yaXR5Fw0xNTAyMjcwMTIzMDBaFw0xNTAzMDkwMTIzMDBaMIICPDAUAgMPWOQX\n"
456     "DTE0MDQyNzA4MTkyMlowFAIDFHYZFw0xNDA2MTgxNTAwMDNaMBQCAw+a+xcNMTQw\n"
457     "NDI5MTgwOTE3WjAUAgMUi8AXDTE0MDcwOTE5NDYzM1owFAIDFOScFw0xNDA0MTYy\n"
458     "MzM5MzVaMBQCAw+GBxcNMTQwNTIxMTU1MDUzWjAUAgMS4ikXDTE0MDYxNzE4NTUx\n"
459     "NVowFAIDDUJmFw0xMjA2MjcxNzEwNTNaMBQCAwMeMxcNMDIwNTE1MTMwNjExWjAU\n"
460     "AgMS4iMXDTE0MDYwNjIwNDAyMVowFAIDE5yrFw0xMDA3MjkxNjQ0MzlaMBQCAxLG\n"
461     "ChcNMTQwNjA2MjIyMTM5WjAUAgMDJYUXDTAyMDUxNDE4MTE1N1owFAIDFIbmFw0x\n"
462     "NDA3MjUwMjAwMzhaMBQCAxOcoRcNMTAwNzI5MTY0NzMyWjAUAgMVTVwXDTE0MDQz\n"
463     "MDAwMDQ0MlowFAIDD/otFw0xNDA2MTcxODUwMTFaMBQCAxN1VRcNMTUwMTE4MDIy\n"
464     "MTMzWjAUAgMPVpYXDTE0MDYyNDEyMzEwMlowFAIDC4CKFw0xMjA2MjcxNzEwMjVa\n"
465     "MBQCAw+UFhcNMTAwMzAxMTM0NTMxWjAUAgMUFrMXDTE0MDYxODE0MzI1NlowFAID\n"
466     "CuGFFw0xMjA2MjcxNzEwMTdaMBQCAxTMPhcNMTQwNzExMTI1NTMxWjAUAgMQW8sX\n"
467     "DTEwMDczMDIxMzEyMFowFAIDFWofFw0xNDAyMjYxMjM1MTlaMA0GCSqGSIb3DQEB\n"
468     "BQUAA4GBAB1cJwcRA/IAvfRGPnH9EISD2dLSGaAg9xpDPazaM/y3QmAapKiyB1xR\n"
469     "FsBCgAoP8EdbS3iQr8esSPjKPBNe9tGIrlWjDIpiRyn4crgkF6+yBh6ncnarlh3g\n"
470     "fNQMQoI9So4Vdy88Kow6BBBV3Lu6sZHue+cjxXETrmshNdNk8ABUMQA=\n"
471     "-----END PKCS7-----\n";
472 
TestCertReparse(const uint8_t * der_bytes,size_t der_len)473 static void TestCertReparse(const uint8_t *der_bytes, size_t der_len) {
474   bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
475   ASSERT_TRUE(certs);
476   bssl::UniquePtr<STACK_OF(X509)> certs2(sk_X509_new_null());
477   ASSERT_TRUE(certs2);
478   uint8_t *result_data, *result2_data;
479   size_t result_len, result2_len;
480 
481   CBS pkcs7;
482   CBS_init(&pkcs7, der_bytes, der_len);
483   ASSERT_TRUE(PKCS7_get_certificates(certs.get(), &pkcs7));
484   EXPECT_EQ(0u, CBS_len(&pkcs7));
485 
486   bssl::ScopedCBB cbb;
487   ASSERT_TRUE(CBB_init(cbb.get(), der_len));
488   ASSERT_TRUE(PKCS7_bundle_certificates(cbb.get(), certs.get()));
489   ASSERT_TRUE(CBB_finish(cbb.get(), &result_data, &result_len));
490   bssl::UniquePtr<uint8_t> free_result_data(result_data);
491 
492   CBS_init(&pkcs7, result_data, result_len);
493   ASSERT_TRUE(PKCS7_get_certificates(certs2.get(), &pkcs7));
494   EXPECT_EQ(0u, CBS_len(&pkcs7));
495 
496   // PKCS#7 stores certificates in a SET OF, so |PKCS7_bundle_certificates| may
497   // not preserve the original order. All of our test inputs are already sorted,
498   // but this check should be relaxed if we add others.
499   ASSERT_EQ(sk_X509_num(certs.get()), sk_X509_num(certs2.get()));
500   for (size_t i = 0; i < sk_X509_num(certs.get()); i++) {
501     X509 *a = sk_X509_value(certs.get(), i);
502     X509 *b = sk_X509_value(certs2.get(), i);
503     ASSERT_EQ(0, X509_cmp(a, b));
504   }
505 
506   ASSERT_TRUE(CBB_init(cbb.get(), der_len));
507   ASSERT_TRUE(PKCS7_bundle_certificates(cbb.get(), certs2.get()));
508   ASSERT_TRUE(CBB_finish(cbb.get(), &result2_data, &result2_len));
509   bssl::UniquePtr<uint8_t> free_result2_data(result2_data);
510 
511   EXPECT_EQ(Bytes(result_data, result_len), Bytes(result2_data, result2_len));
512 
513   // Parse with the legacy API instead.
514   const uint8_t *ptr = der_bytes;
515   bssl::UniquePtr<PKCS7> pkcs7_obj(d2i_PKCS7(nullptr, &ptr, der_len));
516   ASSERT_TRUE(pkcs7_obj);
517   EXPECT_EQ(ptr, der_bytes + der_len);
518 
519   ASSERT_TRUE(PKCS7_type_is_signed(pkcs7_obj.get()));
520   const STACK_OF(X509) *certs3 = pkcs7_obj->d.sign->cert;
521   ASSERT_EQ(sk_X509_num(certs.get()), sk_X509_num(certs3));
522   for (size_t i = 0; i < sk_X509_num(certs.get()); i++) {
523     X509 *a = sk_X509_value(certs.get(), i);
524     X509 *b = sk_X509_value(certs3, i);
525     ASSERT_EQ(0, X509_cmp(a, b));
526   }
527 
528   // Serialize the original object. This should echo back the original saved
529   // bytes.
530   uint8_t *result3_data = nullptr;
531   int result3_len = i2d_PKCS7(pkcs7_obj.get(), &result3_data);
532   ASSERT_GT(result3_len, 0);
533   bssl::UniquePtr<uint8_t> free_result3_data(result3_data);
534   EXPECT_EQ(Bytes(der_bytes, der_len), Bytes(result3_data, result3_len));
535 
536   // Make a new object with the legacy API.
537   pkcs7_obj.reset(
538       PKCS7_sign(nullptr, nullptr, certs.get(), nullptr, PKCS7_DETACHED));
539   ASSERT_TRUE(pkcs7_obj);
540 
541   ASSERT_TRUE(PKCS7_type_is_signed(pkcs7_obj.get()));
542   const STACK_OF(X509) *certs4 = pkcs7_obj->d.sign->cert;
543   ASSERT_EQ(sk_X509_num(certs.get()), sk_X509_num(certs4));
544   for (size_t i = 0; i < sk_X509_num(certs.get()); i++) {
545     X509 *a = sk_X509_value(certs.get(), i);
546     X509 *b = sk_X509_value(certs4, i);
547     ASSERT_EQ(0, X509_cmp(a, b));
548   }
549 
550   // This new object should serialize canonically.
551   uint8_t *result4_data = nullptr;
552   int result4_len = i2d_PKCS7(pkcs7_obj.get(), &result4_data);
553   ASSERT_GT(result4_len, 0);
554   bssl::UniquePtr<uint8_t> free_result4_data(result4_data);
555   EXPECT_EQ(Bytes(result_data, result_len), Bytes(result4_data, result4_len));
556 }
557 
TestCRLReparse(const uint8_t * der_bytes,size_t der_len)558 static void TestCRLReparse(const uint8_t *der_bytes, size_t der_len) {
559   bssl::UniquePtr<STACK_OF(X509_CRL)> crls(sk_X509_CRL_new_null());
560   ASSERT_TRUE(crls);
561   bssl::UniquePtr<STACK_OF(X509_CRL)> crls2(sk_X509_CRL_new_null());
562   ASSERT_TRUE(crls2);
563   uint8_t *result_data, *result2_data;
564   size_t result_len, result2_len;
565 
566   CBS pkcs7;
567   CBS_init(&pkcs7, der_bytes, der_len);
568   ASSERT_TRUE(PKCS7_get_CRLs(crls.get(), &pkcs7));
569   EXPECT_EQ(0u, CBS_len(&pkcs7));
570 
571   bssl::ScopedCBB cbb;
572   ASSERT_TRUE(CBB_init(cbb.get(), der_len));
573   ASSERT_TRUE(PKCS7_bundle_CRLs(cbb.get(), crls.get()));
574   ASSERT_TRUE(CBB_finish(cbb.get(), &result_data, &result_len));
575   bssl::UniquePtr<uint8_t> free_result_data(result_data);
576 
577   CBS_init(&pkcs7, result_data, result_len);
578   ASSERT_TRUE(PKCS7_get_CRLs(crls2.get(), &pkcs7));
579   EXPECT_EQ(0u, CBS_len(&pkcs7));
580 
581   // PKCS#7 stores CRLs in a SET OF, so |PKCS7_bundle_CRLs| may not preserve the
582   // original order. All of our test inputs are already sorted, but this check
583   // should be relaxed if we add others.
584   ASSERT_EQ(sk_X509_CRL_num(crls.get()), sk_X509_CRL_num(crls.get()));
585   for (size_t i = 0; i < sk_X509_CRL_num(crls.get()); i++) {
586     X509_CRL *a = sk_X509_CRL_value(crls.get(), i);
587     X509_CRL *b = sk_X509_CRL_value(crls2.get(), i);
588     ASSERT_EQ(0, X509_CRL_cmp(a, b));
589   }
590 
591   ASSERT_TRUE(CBB_init(cbb.get(), der_len));
592   ASSERT_TRUE(PKCS7_bundle_CRLs(cbb.get(), crls2.get()));
593   ASSERT_TRUE(CBB_finish(cbb.get(), &result2_data, &result2_len));
594   bssl::UniquePtr<uint8_t> free_result2_data(result2_data);
595 
596   EXPECT_EQ(Bytes(result_data, result_len), Bytes(result2_data, result2_len));
597 
598   // Parse with the legacy API instead.
599   const uint8_t *ptr = der_bytes;
600   bssl::UniquePtr<PKCS7> pkcs7_obj(d2i_PKCS7(nullptr, &ptr, der_len));
601   ASSERT_TRUE(pkcs7_obj);
602   EXPECT_EQ(ptr, der_bytes + der_len);
603 
604   ASSERT_TRUE(PKCS7_type_is_signed(pkcs7_obj.get()));
605   const STACK_OF(X509_CRL) *crls3 = pkcs7_obj->d.sign->crl;
606   ASSERT_EQ(sk_X509_CRL_num(crls.get()), sk_X509_CRL_num(crls3));
607   for (size_t i = 0; i < sk_X509_CRL_num(crls.get()); i++) {
608     X509_CRL *a = sk_X509_CRL_value(crls.get(), i);
609     X509_CRL *b = sk_X509_CRL_value(crls3, i);
610     ASSERT_EQ(0, X509_CRL_cmp(a, b));
611   }
612 
613   ptr = result_data;
614   pkcs7_obj.reset(d2i_PKCS7(nullptr, &ptr, result_len));
615   ASSERT_TRUE(pkcs7_obj);
616   EXPECT_EQ(ptr, result_data + result_len);
617 
618   ASSERT_TRUE(PKCS7_type_is_signed(pkcs7_obj.get()));
619   const STACK_OF(X509_CRL) *crls4 = pkcs7_obj->d.sign->crl;
620   ASSERT_EQ(sk_X509_CRL_num(crls.get()), sk_X509_CRL_num(crls4));
621   for (size_t i = 0; i < sk_X509_CRL_num(crls.get()); i++) {
622     X509_CRL *a = sk_X509_CRL_value(crls.get(), i);
623     X509_CRL *b = sk_X509_CRL_value(crls4, i);
624     ASSERT_EQ(0, X509_CRL_cmp(a, b));
625   }
626 }
627 
TestPEMCerts(const char * pem)628 static void TestPEMCerts(const char *pem) {
629   bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(pem, strlen(pem)));
630   ASSERT_TRUE(bio);
631   bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
632   ASSERT_TRUE(certs);
633 
634   ASSERT_TRUE(PKCS7_get_PEM_certificates(certs.get(), bio.get()));
635   ASSERT_EQ(1u, sk_X509_num(certs.get()));
636 }
637 
TestPEMCRLs(const char * pem)638 static void TestPEMCRLs(const char *pem) {
639   bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(pem, strlen(pem)));
640   ASSERT_TRUE(bio);
641   bssl::UniquePtr<STACK_OF(X509_CRL)> crls(sk_X509_CRL_new_null());
642 
643   ASSERT_TRUE(PKCS7_get_PEM_CRLs(crls.get(), bio.get()));
644   ASSERT_EQ(1u, sk_X509_CRL_num(crls.get()));
645 }
646 
TEST(PKCS7Test,CertReparseNSS)647 TEST(PKCS7Test, CertReparseNSS) {
648   TestCertReparse(kPKCS7NSS, sizeof(kPKCS7NSS));
649 }
650 
TEST(PKCS7Test,CertReparseWindows)651 TEST(PKCS7Test, CertReparseWindows) {
652   TestCertReparse(kPKCS7Windows, sizeof(kPKCS7Windows));
653 }
654 
TEST(PKCS7Test,CrlReparse)655 TEST(PKCS7Test, CrlReparse) {
656   TestCRLReparse(kOpenSSLCRL, sizeof(kOpenSSLCRL));
657 }
658 
TEST(PKCS7Test,PEMCerts)659 TEST(PKCS7Test, PEMCerts) {
660   TestPEMCerts(kPEMCert);
661 }
662 
TEST(PKCS7Test,PEMCRLs)663 TEST(PKCS7Test, PEMCRLs) {
664   TestPEMCRLs(kPEMCRL);
665 }
666 
667 // Test that we output certificates in the canonical DER order.
TEST(PKCS7Test,SortCerts)668 TEST(PKCS7Test, SortCerts) {
669   // kPKCS7NSS contains three certificates in the canonical DER order.
670   CBS pkcs7;
671   CBS_init(&pkcs7, kPKCS7NSS, sizeof(kPKCS7NSS));
672   bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
673   ASSERT_TRUE(certs);
674   ASSERT_TRUE(PKCS7_get_certificates(certs.get(), &pkcs7));
675   ASSERT_EQ(3u, sk_X509_num(certs.get()));
676 
677   X509 *cert1 = sk_X509_value(certs.get(), 0);
678   X509 *cert2 = sk_X509_value(certs.get(), 1);
679   X509 *cert3 = sk_X509_value(certs.get(), 2);
680 
681   auto check_order = [&](X509 *new_cert1, X509 *new_cert2, X509 *new_cert3) {
682     // Bundle the certificates in the new order.
683     bssl::UniquePtr<STACK_OF(X509)> new_certs(sk_X509_new_null());
684     ASSERT_TRUE(new_certs);
685     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert1)));
686     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert2)));
687     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert3)));
688     bssl::ScopedCBB cbb;
689     ASSERT_TRUE(CBB_init(cbb.get(), sizeof(kPKCS7NSS)));
690     ASSERT_TRUE(PKCS7_bundle_certificates(cbb.get(), new_certs.get()));
691 
692     // The bundle should be sorted back to the original order.
693     CBS cbs;
694     CBS_init(&cbs, CBB_data(cbb.get()), CBB_len(cbb.get()));
695     bssl::UniquePtr<STACK_OF(X509)> result(sk_X509_new_null());
696     ASSERT_TRUE(result);
697     ASSERT_TRUE(PKCS7_get_certificates(result.get(), &cbs));
698     ASSERT_EQ(sk_X509_num(certs.get()), sk_X509_num(result.get()));
699     for (size_t i = 0; i < sk_X509_num(certs.get()); i++) {
700       X509 *a = sk_X509_value(certs.get(), i);
701       X509 *b = sk_X509_value(result.get(), i);
702       EXPECT_EQ(0, X509_cmp(a, b));
703     }
704   };
705 
706   check_order(cert1, cert2, cert3);
707   check_order(cert3, cert2, cert1);
708   check_order(cert2, cert3, cert1);
709 }
710 
711 // Test that we output certificates in the canonical DER order, using the
712 // CRYPTO_BUFFER version of the parse and bundle functions.
TEST(PKCS7Test,SortCertsRaw)713 TEST(PKCS7Test, SortCertsRaw) {
714   // kPKCS7NSS contains three certificates in the canonical DER order.
715   CBS pkcs7;
716   CBS_init(&pkcs7, kPKCS7NSS, sizeof(kPKCS7NSS));
717   bssl::UniquePtr<STACK_OF(CRYPTO_BUFFER)> certs(sk_CRYPTO_BUFFER_new_null());
718   ASSERT_TRUE(certs);
719   ASSERT_TRUE(PKCS7_get_raw_certificates(certs.get(), &pkcs7, nullptr));
720   ASSERT_EQ(3u, sk_CRYPTO_BUFFER_num(certs.get()));
721 
722   CRYPTO_BUFFER *cert1 = sk_CRYPTO_BUFFER_value(certs.get(), 0);
723   CRYPTO_BUFFER *cert2 = sk_CRYPTO_BUFFER_value(certs.get(), 1);
724   CRYPTO_BUFFER *cert3 = sk_CRYPTO_BUFFER_value(certs.get(), 2);
725 
726   auto check_order = [&](CRYPTO_BUFFER *new_cert1, CRYPTO_BUFFER *new_cert2,
727                          CRYPTO_BUFFER *new_cert3) {
728     // Bundle the certificates in the new order.
729     bssl::UniquePtr<STACK_OF(CRYPTO_BUFFER)> new_certs(
730         sk_CRYPTO_BUFFER_new_null());
731     ASSERT_TRUE(new_certs);
732     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert1)));
733     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert2)));
734     ASSERT_TRUE(bssl::PushToStack(new_certs.get(), bssl::UpRef(new_cert3)));
735     bssl::ScopedCBB cbb;
736     ASSERT_TRUE(CBB_init(cbb.get(), sizeof(kPKCS7NSS)));
737     ASSERT_TRUE(PKCS7_bundle_raw_certificates(cbb.get(), new_certs.get()));
738 
739     // The bundle should be sorted back to the original order.
740     CBS cbs;
741     CBS_init(&cbs, CBB_data(cbb.get()), CBB_len(cbb.get()));
742     bssl::UniquePtr<STACK_OF(CRYPTO_BUFFER)> result(
743         sk_CRYPTO_BUFFER_new_null());
744     ASSERT_TRUE(result);
745     ASSERT_TRUE(PKCS7_get_raw_certificates(result.get(), &cbs, nullptr));
746     ASSERT_EQ(sk_CRYPTO_BUFFER_num(certs.get()),
747               sk_CRYPTO_BUFFER_num(result.get()));
748     for (size_t i = 0; i < sk_CRYPTO_BUFFER_num(certs.get()); i++) {
749       CRYPTO_BUFFER *a = sk_CRYPTO_BUFFER_value(certs.get(), i);
750       CRYPTO_BUFFER *b = sk_CRYPTO_BUFFER_value(result.get(), i);
751       EXPECT_EQ(Bytes(CRYPTO_BUFFER_data(a), CRYPTO_BUFFER_len(a)),
752                 Bytes(CRYPTO_BUFFER_data(b), CRYPTO_BUFFER_len(b)));
753     }
754   };
755 
756   check_order(cert1, cert2, cert3);
757   check_order(cert3, cert2, cert1);
758   check_order(cert2, cert3, cert1);
759 }
760 
761 // Test that we output CRLs in the canonical DER order.
TEST(PKCS7Test,SortCRLs)762 TEST(PKCS7Test, SortCRLs) {
763   static const char kCRL1[] = R"(
764 -----BEGIN X509 CRL-----
765 MIIBpzCBkAIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE
766 CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ
767 Qm9yaW5nU1NMFw0xNjA5MjYxNTEwNTVaFw0xNjEwMjYxNTEwNTVaoA4wDDAKBgNV
768 HRQEAwIBATANBgkqhkiG9w0BAQsFAAOCAQEAnrBKKgvd9x9zwK9rtUvVeFeJ7+LN
769 ZEAc+a5oxpPNEsJx6hXoApYEbzXMxuWBQoCs5iEBycSGudct21L+MVf27M38KrWo
770 eOkq0a2siqViQZO2Fb/SUFR0k9zb8xl86Zf65lgPplALun0bV/HT7MJcl04Tc4os
771 dsAReBs5nqTGNEd5AlC1iKHvQZkM//MD51DspKnDpsDiUVi54h9C1SpfZmX8H2Vv
772 diyu0fZ/bPAM3VAGawatf/SyWfBMyKpoPXEG39oAzmjjOj8en82psn7m474IGaho
773 /vBbhl1ms5qQiLYPjm4YELtnXQoFyC72tBjbdFd/ZE9k4CNKDbxFUXFbkw==
774 -----END X509 CRL-----
775 )";
776   static const char kCRL2[] = R"(
777 -----BEGIN X509 CRL-----
778 MIIBvjCBpwIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE
779 CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ
780 Qm9yaW5nU1NMFw0xNjA5MjYxNTEyNDRaFw0xNjEwMjYxNTEyNDRaMBUwEwICEAAX
781 DTE2MDkyNjE1MTIyNlqgDjAMMAoGA1UdFAQDAgECMA0GCSqGSIb3DQEBCwUAA4IB
782 AQCUGaM4DcWzlQKrcZvI8TMeR8BpsvQeo5BoI/XZu2a8h//PyRyMwYeaOM+3zl0d
783 sjgCT8b3C1FPgT+P2Lkowv7rJ+FHJRNQkogr+RuqCSPTq65ha4WKlRGWkMFybzVH
784 NloxC+aU3lgp/NlX9yUtfqYmJek1CDrOOGPrAEAwj1l/BUeYKNGqfBWYJQtPJu+5
785 OaSvIYGpETCZJscUWODmLEb/O3DM438vLvxonwGqXqS0KX37+CHpUlyhnSovxXxp
786 Pz4aF+L7OtczxL0GYtD2fR9B7TDMqsNmHXgQrixvvOY7MUdLGbd4RfJL3yA53hyO
787 xzfKY2TzxLiOmctG0hXFkH5J
788 -----END X509 CRL-----
789 )";
790 
791   bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kCRL1, strlen(kCRL1)));
792   ASSERT_TRUE(bio);
793   bssl::UniquePtr<X509_CRL> crl1(
794       PEM_read_bio_X509_CRL(bio.get(), nullptr, nullptr, nullptr));
795   ASSERT_TRUE(crl1);
796   bio.reset(BIO_new_mem_buf(kCRL2, strlen(kCRL2)));
797   ASSERT_TRUE(bio);
798   bssl::UniquePtr<X509_CRL> crl2(
799       PEM_read_bio_X509_CRL(bio.get(), nullptr, nullptr, nullptr));
800   ASSERT_TRUE(crl2);
801 
802   // DER's SET OF ordering sorts by tag, then length, so |crl1| comes before
803   // |crl2|.
804   auto check_order = [&](X509_CRL *new_crl1, X509_CRL *new_crl2) {
805     // Bundle the CRLs in the new order.
806     bssl::UniquePtr<STACK_OF(X509_CRL)> new_crls(sk_X509_CRL_new_null());
807     ASSERT_TRUE(new_crls);
808     ASSERT_TRUE(bssl::PushToStack(new_crls.get(), bssl::UpRef(new_crl1)));
809     ASSERT_TRUE(bssl::PushToStack(new_crls.get(), bssl::UpRef(new_crl2)));
810     bssl::ScopedCBB cbb;
811     ASSERT_TRUE(CBB_init(cbb.get(), 64));
812     ASSERT_TRUE(PKCS7_bundle_CRLs(cbb.get(), new_crls.get()));
813 
814     // The bundle should be sorted back to the original order.
815     CBS cbs;
816     CBS_init(&cbs, CBB_data(cbb.get()), CBB_len(cbb.get()));
817     bssl::UniquePtr<STACK_OF(X509_CRL)> result(sk_X509_CRL_new_null());
818     ASSERT_TRUE(result);
819     ASSERT_TRUE(PKCS7_get_CRLs(result.get(), &cbs));
820     ASSERT_EQ(2u, sk_X509_CRL_num(result.get()));
821     EXPECT_EQ(0, X509_CRL_cmp(crl1.get(), sk_X509_CRL_value(result.get(), 0)));
822     EXPECT_EQ(0, X509_CRL_cmp(crl2.get(), sk_X509_CRL_value(result.get(), 1)));
823   };
824 
825   check_order(crl1.get(), crl2.get());
826   check_order(crl2.get(), crl1.get());
827 }
828 
TEST(PKCS7Test,KernelModuleSigning)829 TEST(PKCS7Test, KernelModuleSigning) {
830   // Sign a message with the same call that the Linux kernel's sign-file.c
831   // makes.
832   static const char kCert[] = R"(
833 -----BEGIN CERTIFICATE-----
834 MIIFazCCA1OgAwIBAgIURVkPzF/4dwy7419Qk75uhIuyf0EwDQYJKoZIhvcNAQEL
835 BQAwRTELMAkGA1UEBhMCQVUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoM
836 GEludGVybmV0IFdpZGdpdHMgUHR5IEx0ZDAeFw0yMTA5MjExOTIyMTJaFw0yMjA5
837 MjExOTIyMTJaMEUxCzAJBgNVBAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEw
838 HwYDVQQKDBhJbnRlcm5ldCBXaWRnaXRzIFB0eSBMdGQwggIiMA0GCSqGSIb3DQEB
839 AQUAA4ICDwAwggIKAoICAQC1+MOn+BopcEVR4QMvjXdAxGkWFllXyQFDToL+qOiP
840 RU1yN7C8KCtkbOAFttJIO4O/i0iZ7KqYbnmB6YUA/ONAcakocnrdoESgRJcVMeAx
841 Dk/11OtMF5yIfeOOO/TUeVNmAUaT63gFbKy/adpqhzJtOv9BBl5VcYNGGSE+0wtb
842 mjpmNsxunEQR1KLDc97fGYHeRfKoSyrCIEE8IaAEpKGR2Sku3v9Jwh7RpjupgiUA
843 kH6pJk7VMZm5vl2wFjYvfysgjeN5ZtsxFDMaPYZStpxMxpNd5C9DsO2Ljp5NMpGf
844 NGmG4ZqiaQg8z2cIM6ESmN1zDJdUh5IXed1fOxBZD/poUFH0wDRFWnvzlaPmjJEF
845 rYLMK8svnE5nEQp9vu93ISFBx7cofs+niMaUXPEqaRSqruifN2M1it3kOf/8YZl1
846 vurs+VtHD6nOJo6bd11+37aBidIB/BaWnzLrDmSTcPFa1tkTHwoLqc9+jThTq9jZ
847 6w3lAMPpsoenyD19UmQB589+4kNp2SIO/TtzVQCGgQPXE2jDCl6G9aIPMkfvpPZK
848 4THVil3WQRCFYnYdDO4HQXo2ZuC4RiqgY5ygfeoL+fa9k383lgxxAHQLS7xsbaVB
849 40RmfdbdevgPYIwZNNO78ddRmMdSv6IknSW9gydGzY//btY+t1SWcBZWzn1Ewq8g
850 2QIDAQABo1MwUTAdBgNVHQ4EFgQUotZD9ajEvnQYVezIWzcW4pzvMcUwHwYDVR0j
851 BBgwFoAUotZD9ajEvnQYVezIWzcW4pzvMcUwDwYDVR0TAQH/BAUwAwEB/zANBgkq
852 hkiG9w0BAQsFAAOCAgEAqCe42PIWoyLDx9bR+5cSp99N5xo5lLiSLtWx2emDbZB2
853 AunqKYeEgIV+TWNF2w1SZ/ckFgV7SlL2Yl73N/veSNRfNAnpjLksGDFpdJb7YXrx
854 cUvxdy1mr8oau6J7PC9JGjBTBrnhqwCQX1FtcAxODKll2Lsfuj6+bdC3rCK7KBEo
855 ENamMJZIeo8lRP9qFF2xwCEzZjRv2zvB6O5o9045aTUcdCrwUfKE2sqY6EXRzFTC
856 waK0HRCd1FLv9omhz/Ug5PMHP4d6MZfnAbFm+AzAhnpkrk/9TJYSOoNTNLWsuqhp
857 dN0rKqiFWv1zIwfknXvTh1P1Ap+G5jffAca0zWUH1oKjE7ZZioSsaZ6gySnD8+WQ
858 TPbOYtG+n0mhCH1TrU8Dqi3rd8g5IbC8loYLRH94QtodOnevD4Qo9Orfrsr8hGOW
859 ABespanZArhoQ03DAtpNhtHm2NWJQF2uHNqcTrkq0omqZBTbMD1GKMBujoNooAUu
860 w51U9r+RycPJTFqEGHb0nd7EjoyXEXtuX1Ld5fTZjQ9SszmQKQ8w3lHqRGNlkSiO
861 e3IOOq2ruXmq1jykxpmi82IcTRUE8TZBfL/yz0nxpHKAYC1VwMezrkgZDGz4npxf
862 1z2+qd58xU6/jsf7/+3xdPFubeEJujdbCkWQsQC5Rzm48zDWGq/pyzFji44K3TA=
863 -----END CERTIFICATE-----
864 )";
865 
866   static const char kKey[] = R"(
867 -----BEGIN PRIVATE KEY-----
868 MIIJQQIBADANBgkqhkiG9w0BAQEFAASCCSswggknAgEAAoICAQC1+MOn+BopcEVR
869 4QMvjXdAxGkWFllXyQFDToL+qOiPRU1yN7C8KCtkbOAFttJIO4O/i0iZ7KqYbnmB
870 6YUA/ONAcakocnrdoESgRJcVMeAxDk/11OtMF5yIfeOOO/TUeVNmAUaT63gFbKy/
871 adpqhzJtOv9BBl5VcYNGGSE+0wtbmjpmNsxunEQR1KLDc97fGYHeRfKoSyrCIEE8
872 IaAEpKGR2Sku3v9Jwh7RpjupgiUAkH6pJk7VMZm5vl2wFjYvfysgjeN5ZtsxFDMa
873 PYZStpxMxpNd5C9DsO2Ljp5NMpGfNGmG4ZqiaQg8z2cIM6ESmN1zDJdUh5IXed1f
874 OxBZD/poUFH0wDRFWnvzlaPmjJEFrYLMK8svnE5nEQp9vu93ISFBx7cofs+niMaU
875 XPEqaRSqruifN2M1it3kOf/8YZl1vurs+VtHD6nOJo6bd11+37aBidIB/BaWnzLr
876 DmSTcPFa1tkTHwoLqc9+jThTq9jZ6w3lAMPpsoenyD19UmQB589+4kNp2SIO/Ttz
877 VQCGgQPXE2jDCl6G9aIPMkfvpPZK4THVil3WQRCFYnYdDO4HQXo2ZuC4RiqgY5yg
878 feoL+fa9k383lgxxAHQLS7xsbaVB40RmfdbdevgPYIwZNNO78ddRmMdSv6IknSW9
879 gydGzY//btY+t1SWcBZWzn1Ewq8g2QIDAQABAoICAFQ/liZAIaypxA5ChP0RG/Mq
880 fBSzyC1ybFlDEjbg8LrUNST6T6LtXhmipp0+pWC33SljTPumrNzh2POir+djLbt6
881 Y/zL88KEHwGsf95aNxe/Lpn8N+wEyn4O+rmxXIq6mTgSwyBc1jZ8uAXu9iZ37YrQ
882 07jBQA+C/GoJ3HB/uTRx1TPZjxBu3Lz8m1auYLMd1hiYfd4Y3vT9hfZXAwTjS8KA
883 riZ7K+p0K1yY/+pczNDUFTAvAjSGQEvUrP+HaRLYZ5ks1/IvArBYT8iIT5Yf4YFS
884 NowzxwYp9fC02OmYzf7Nf0XpUXR7+EpfI66SaLJ5f51yaOXD1olz7F/YsprpYN7+
885 oQd7EKar1bY3ROM6naUZtsIoEblg6B0mkyHWQgZ9wZRbcN7Zmuc/tIpLat7se+MP
886 xQeAcH4Yhgnd2G6EELpmJBcyJ0Ss3atpI1eenU+ly++L4XbDQH9norKQ1PEDXYbV
887 XMAV5uIsplBL7hGIa6/u/cRMM5eN3TJchtzIHFhq9+ENMvjTOfo0bflcYR+tNxGD
888 6agWlD/Apedaapu/3Xp7ekyCiy/YTIwgT4U3rprYplzFM5HbzYtZ9ThxUm+CmnYj
889 ZSCKiLoaQq+11/M9zH1Je0uJP5aK0CxOii2LVRXZYaQfbDtiHNWUSM7uPIZMnDgE
890 IPTpl9CEfk7U3pgiUlg5AoIBAQDjUeikACPaRuewIjLqwTT2/j+ZO+/dCG4atFZa
891 W+gdZ1NVDCdowQPBZWg6bqejRr1MvORg2L83kqZDQjaT9y59qxsFhXCy26xKp7aP
892 Z4pEvUQmQnnf3RYHk3EBtOHyyMetTaghTGzL3MlPGo3uGbCiYtVoPKXZXGWeiOFN
893 s9RNDh/7m6harB2bmX2cK+QPdJ1roVBXQDLkjh2mvLnC5vrsw81GWSkbWQpYmnVi
894 YdLhytM+UTYjTrSugtrKk9e2KOFf2uR8PVaPeINEM4uubxW5YUy6gwF8ePtWYAtZ
895 Skw3kdBdShhGzHORSY3NsRTJZL6AUdkhHYFTl/rlfj1WXsdnAoIBAQDM7i0u2T+E
896 HmroTGiQAIRUEwUZQFDRkcEnM75jpkQT39jXF+zmhjzS1slJF2x0E0jUBV0juVWh
897 mz1kHjTMV0j3/mvCeVv0iTcdIbHYRtTwmOjzkwTsZGh6T7okYck3KexRjpyhPpcX
898 hOHOPJKS/muG0ZuaJjTEbJOzrSPU0rt0ppL7nOwd5jIOoGAciWiP17G1Lyyitrv4
899 mKBK6mFQQWjAgEGy3jvBocbUo7Qo8Aucm6Y4eF1fUyC/X07RBzERHS4TuM+AQlDN
900 T+LgTgcwTjE+Nzow2WMwCIbhVQqFRScuWqcJ6NQ6S/dV0R+aGJ90Ey+DtiZ9N9uV
901 j0omAGvM8u2/AoIBADXF94FsIw8MfNw2itLrl2riJAtMmWYxC1K33EGNwi/KdHUG
902 5f+qwQerxGcmK/O81STk/iVGwJ0VzMzWSfDgpRfHNSIuOcWln3EdkVsFBDlUiF2A
903 ljH1q7NpFm9v6Y80HcAKQb52xLnI5boXrwFnBFi1hoQc7KKpb8R73sgxxQPhVoF/
904 hejFFE/tlEAwRce+L0r5ovaw0hks4SjDNjI7z5nYi6ObjdTRUFg7WY9HUspk32m7
905 blIV2Tn67GTFal7F9uJk9m3JWMOhn3OvudguoPX0ZWEtgll+iP4axDSAFd2DWcXn
906 tCxzStdQjgHdZOxrL4FNW06xGxm6Nvi4zyuySfsCggEAOuIpC3ATBxRyZYMm/FGZ
907 tEquyV2omz8FQA1nJFzu7MMCHHPcdzSVH4Pl3GGloQi1gW51H8GuMDxZ/H2NcDWY
908 WuG49u1GFdKjinRXFKztnKBjNzHEVWRYfOSRuMh8N6SNKbYPnWlNos1k0IypFSGT
909 pe5uhnF58gK8wgD67bkLce43B6NEWSb+tSMx2qFE8SfqAQSoD6zv//NjA4OrKJNS
910 1RVFS279vpqMdib/qk+nFn3G2i0Dr1NEcpihHgCyAZff2Hze6pyjeQr+RrNE74VY
911 MudNiiG8lV2t2+tClZ6ULoaPvpIvAP04+WiYav+uOX0VxwO8tXgqWSQOCzNNxlr7
912 IwKCAQA7odNjE6Sc2qiecrOu13kEi3gT0heshIyZ0XhePrS1vgHfCouIRvNMw4FT
913 45ZZUFDSdOxhrew5GuMeLvo2YILBjmkX3UqTojQMbur7FcGH8/P0Sm0f20Vc06oS
914 sQF5Ji4LSyf6t9oQKePjFIGoIc6pf6BXJZYP4rBnzQzUQjH2yzDYDY3TuV7bFJJU
915 DcSTGM6nP0fRMmgBtB14o7A6Gsy6X/N2ElgbvWT8YhmUC6H8DIzmZwHRKaG6C6g5
916 eEjuAYenYNM4jxeteC1neUDIdGxH/BA7JrAqcGaN9GT+R47YIfiS2WrEssD1Pi5h
917 hJTbHtjEDJ7BHLC/CNUhXbpyyu1y
918 -----END PRIVATE KEY-----
919 )";
920 
921   bssl::UniquePtr<BIO> cert_bio(
922       BIO_new_mem_buf(const_cast<char *>(kCert), sizeof(kCert) - 1));
923   bssl::UniquePtr<X509> cert(
924       PEM_read_bio_X509(cert_bio.get(), nullptr, nullptr, nullptr));
925 
926   bssl::UniquePtr<BIO> key_bio(
927       BIO_new_mem_buf(const_cast<char *>(kKey), sizeof(kKey) - 1));
928   bssl::UniquePtr<EVP_PKEY> key(
929       PEM_read_bio_PrivateKey(key_bio.get(), nullptr, nullptr, nullptr));
930 
931   static const char kSignedData[] = "signed data";
932   bssl::UniquePtr<BIO> data_bio(BIO_new_mem_buf(const_cast<char *>(kSignedData),
933                                                 sizeof(kSignedData) - 1));
934 
935   bssl::UniquePtr<PKCS7> pkcs7(
936       PKCS7_sign(cert.get(), key.get(), /*certs=*/nullptr, data_bio.get(),
937                  PKCS7_NOATTR | PKCS7_BINARY | PKCS7_NOCERTS | PKCS7_DETACHED));
938   ASSERT_TRUE(pkcs7);
939 
940   uint8_t *pkcs7_bytes = nullptr;
941   const int pkcs7_len = i2d_PKCS7(pkcs7.get(), &pkcs7_bytes);
942   ASSERT_GE(pkcs7_len, 0);
943   bssl::UniquePtr<uint8_t> pkcs7_storage(pkcs7_bytes);
944 
945   // RSA signatures are deterministic so the output should not change.
946   static const uint8_t kExpectedOutput[] = {
947       0x30, 0x82, 0x02, 0xbc, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
948       0x01, 0x07, 0x02, 0xa0, 0x82, 0x02, 0xad, 0x30, 0x82, 0x02, 0xa9, 0x02,
949       0x01, 0x01, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01,
950       0x65, 0x03, 0x04, 0x02, 0x01, 0x30, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48,
951       0x86, 0xf7, 0x0d, 0x01, 0x07, 0x01, 0x31, 0x82, 0x02, 0x86, 0x30, 0x82,
952       0x02, 0x82, 0x02, 0x01, 0x01, 0x30, 0x5d, 0x30, 0x45, 0x31, 0x0b, 0x30,
953       0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13,
954       0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f, 0x6d,
955       0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06,
956       0x03, 0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e,
957       0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50,
958       0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x02, 0x14, 0x45, 0x59, 0x0f, 0xcc,
959       0x5f, 0xf8, 0x77, 0x0c, 0xbb, 0xe3, 0x5f, 0x50, 0x93, 0xbe, 0x6e, 0x84,
960       0x8b, 0xb2, 0x7f, 0x41, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01,
961       0x65, 0x03, 0x04, 0x02, 0x01, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
962       0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x82, 0x02, 0x00,
963       0x54, 0xd4, 0x7c, 0xdc, 0x19, 0x86, 0xa1, 0xb2, 0xbe, 0xe3, 0xa4, 0x5e,
964       0xad, 0x16, 0x6f, 0x7c, 0xf9, 0xa6, 0x40, 0x90, 0xb8, 0x78, 0x85, 0xf1,
965       0x02, 0x59, 0xe5, 0x9f, 0x83, 0xfb, 0x20, 0xcf, 0x29, 0x52, 0xb6, 0x35,
966       0x5c, 0xf9, 0xef, 0x4e, 0xc5, 0xd3, 0xa6, 0x45, 0x6e, 0xfa, 0x0a, 0xa7,
967       0x53, 0xc8, 0xf4, 0xf9, 0xd6, 0xc5, 0xd8, 0xd8, 0x04, 0x3d, 0xb4, 0x15,
968       0xa7, 0x7a, 0x53, 0xdd, 0x27, 0xfa, 0x58, 0x2e, 0x5e, 0xc4, 0xcd, 0x45,
969       0xaa, 0xc2, 0x7b, 0xf9, 0x3d, 0xd7, 0x22, 0x20, 0x90, 0xbb, 0xa5, 0x62,
970       0xd5, 0xaa, 0x39, 0x8f, 0xc1, 0x00, 0xef, 0x4b, 0x03, 0x2c, 0x32, 0xc0,
971       0xad, 0x27, 0xb6, 0xfe, 0x86, 0xe5, 0x9d, 0xf0, 0xbe, 0xb1, 0x0d, 0xa4,
972       0xa3, 0x40, 0xe0, 0xaa, 0x0a, 0x13, 0x6e, 0x61, 0x9a, 0x3b, 0xae, 0x78,
973       0xd4, 0x6f, 0x2d, 0x1d, 0x40, 0x4b, 0xe3, 0x5f, 0xf8, 0xe8, 0x21, 0x89,
974       0x35, 0x73, 0x6d, 0x7e, 0x41, 0xc6, 0x0f, 0x0c, 0x01, 0x64, 0x61, 0xa8,
975       0x37, 0xef, 0x2b, 0x95, 0xb7, 0x34, 0xac, 0xc7, 0xdb, 0x66, 0x87, 0x45,
976       0xb4, 0x0f, 0x60, 0x01, 0x07, 0x29, 0x74, 0x32, 0x0b, 0xae, 0xbc, 0x08,
977       0x88, 0x15, 0xc3, 0x79, 0x4a, 0x1c, 0x5a, 0x9c, 0xc2, 0xfb, 0x4f, 0xd3,
978       0x17, 0xc2, 0x40, 0x71, 0x37, 0xea, 0xa6, 0x1e, 0xf0, 0x5b, 0xa5, 0xd7,
979       0x9b, 0x9e, 0x57, 0x44, 0x74, 0xc5, 0xd5, 0x5f, 0xba, 0xbc, 0xd7, 0xe1,
980       0xae, 0xd0, 0xd3, 0xb5, 0x10, 0xc6, 0x8b, 0xb1, 0x83, 0x7c, 0xaa, 0x3a,
981       0xbb, 0xe8, 0x7f, 0x56, 0xc4, 0x3b, 0x9d, 0x45, 0x09, 0x9b, 0x34, 0xc9,
982       0xfb, 0x5a, 0xa1, 0xab, 0xd0, 0x07, 0x79, 0x43, 0x58, 0x44, 0xd7, 0x40,
983       0xc4, 0xa7, 0xd3, 0xe9, 0x18, 0xb9, 0x78, 0x1d, 0x93, 0x0b, 0xc1, 0xdb,
984       0xc3, 0xae, 0xc9, 0xe8, 0x2c, 0xa7, 0x8c, 0x7e, 0x31, 0x1e, 0xec, 0x1c,
985       0xab, 0x83, 0xa0, 0x5d, 0x0e, 0xc3, 0x6a, 0x7c, 0x97, 0x09, 0xcf, 0x00,
986       0xa9, 0x66, 0xda, 0x21, 0x85, 0xaa, 0x47, 0xd8, 0xea, 0x8f, 0x72, 0x54,
987       0x03, 0x6c, 0xbc, 0x4b, 0xf9, 0x92, 0xae, 0x82, 0x75, 0x33, 0x10, 0x4d,
988       0x65, 0x4d, 0x0e, 0x73, 0x5d, 0x6f, 0x09, 0xee, 0x56, 0x78, 0x87, 0x0b,
989       0xa3, 0xaa, 0xc2, 0x5f, 0x49, 0x73, 0x0d, 0x78, 0xfa, 0x40, 0xc1, 0x25,
990       0x2f, 0x5d, 0x8a, 0xe1, 0xbf, 0x38, 0x2c, 0xd0, 0x26, 0xbd, 0xf5, 0x6e,
991       0x02, 0x01, 0x2e, 0x9e, 0x27, 0x64, 0x4b, 0x61, 0x8c, 0x68, 0x6e, 0x09,
992       0xfe, 0x0b, 0xf8, 0x36, 0x4e, 0x84, 0xb7, 0x76, 0xcb, 0x41, 0xf0, 0x40,
993       0x72, 0xc9, 0x74, 0x64, 0x5f, 0xbe, 0x9e, 0xfe, 0x9e, 0xce, 0x89, 0x84,
994       0x68, 0x81, 0x57, 0x2a, 0xdb, 0xd6, 0x01, 0xa8, 0x1b, 0x6e, 0x5d, 0xc4,
995       0x65, 0xbd, 0x0d, 0x98, 0x54, 0xa3, 0x18, 0x23, 0x09, 0x4a, 0x8d, 0x6c,
996       0xc6, 0x2e, 0xfe, 0x7a, 0xa9, 0x11, 0x92, 0x8b, 0xd0, 0xc1, 0xe7, 0x76,
997       0x71, 0xec, 0x34, 0xfc, 0xc8, 0x2a, 0x5e, 0x38, 0x52, 0xe6, 0xc8, 0xa5,
998       0x1d, 0x0b, 0xce, 0xf5, 0xc0, 0xe5, 0x0b, 0x88, 0xa9, 0x55, 0x88, 0x6c,
999       0xfa, 0xea, 0xaa, 0x39, 0x66, 0xdd, 0x80, 0x52, 0xe0, 0x7e, 0x45, 0x8e,
1000       0x51, 0x2c, 0x36, 0x07, 0xd7, 0x2b, 0xf1, 0x46, 0x00, 0x66, 0xb2, 0x5a,
1001       0x39, 0xbe, 0xf7, 0x26, 0x15, 0xbc, 0x55, 0xdb, 0xe9, 0x01, 0xdd, 0x54,
1002       0x27, 0x2b, 0xfe, 0x86, 0x52, 0xef, 0xc6, 0x27, 0xa3, 0xf7, 0x55, 0x55,
1003       0xb8, 0xe2, 0x1f, 0xcb, 0x32, 0xd8, 0xba, 0xd6, 0x69, 0xde, 0x8d, 0xa7,
1004       0xfa, 0xad, 0xf6, 0x2a, 0xc0, 0x6f, 0x86, 0x50, 0x27, 0x5a, 0xe2, 0xe3,
1005       0xf6, 0xb9, 0x01, 0xec, 0x01, 0x37, 0x84, 0x01,
1006   };
1007   EXPECT_EQ(Bytes(pkcs7_bytes, pkcs7_len),
1008             Bytes(kExpectedOutput, sizeof(kExpectedOutput)));
1009 
1010   // Other option combinations should fail.
1011   EXPECT_FALSE(
1012       PKCS7_sign(cert.get(), key.get(), /*certs=*/nullptr, data_bio.get(),
1013                  PKCS7_NOATTR | PKCS7_BINARY | PKCS7_NOCERTS));
1014   EXPECT_FALSE(
1015       PKCS7_sign(cert.get(), key.get(), /*certs=*/nullptr, data_bio.get(),
1016                  PKCS7_BINARY | PKCS7_NOCERTS | PKCS7_DETACHED));
1017   EXPECT_FALSE(
1018       PKCS7_sign(cert.get(), key.get(), /*certs=*/nullptr, data_bio.get(),
1019                  PKCS7_NOATTR | PKCS7_TEXT | PKCS7_NOCERTS | PKCS7_DETACHED));
1020   EXPECT_FALSE(
1021       PKCS7_sign(cert.get(), key.get(), /*certs=*/nullptr, data_bio.get(),
1022                  PKCS7_NOATTR | PKCS7_BINARY | PKCS7_DETACHED));
1023 
1024   ERR_clear_error();
1025 }
1026