evp_extra_test.cc revision b8494591d1b1a143f3b192d845c238bbf3bc629d
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 <stdint.h>
16#include <stdio.h>
17#include <stdlib.h>
18
19#include <vector>
20
21#include <openssl/bytestring.h>
22#include <openssl/crypto.h>
23#include <openssl/digest.h>
24#include <openssl/err.h>
25#include <openssl/evp.h>
26#include <openssl/rsa.h>
27#include <openssl/x509.h>
28
29#include "../test/scoped_types.h"
30
31
32// kExampleRSAKeyDER is an RSA private key in ASN.1, DER format. Of course, you
33// should never use this key anywhere but in an example.
34static const uint8_t kExampleRSAKeyDER[] = {
35    0x30, 0x82, 0x02, 0x5c, 0x02, 0x01, 0x00, 0x02, 0x81, 0x81, 0x00, 0xf8,
36    0xb8, 0x6c, 0x83, 0xb4, 0xbc, 0xd9, 0xa8, 0x57, 0xc0, 0xa5, 0xb4, 0x59,
37    0x76, 0x8c, 0x54, 0x1d, 0x79, 0xeb, 0x22, 0x52, 0x04, 0x7e, 0xd3, 0x37,
38    0xeb, 0x41, 0xfd, 0x83, 0xf9, 0xf0, 0xa6, 0x85, 0x15, 0x34, 0x75, 0x71,
39    0x5a, 0x84, 0xa8, 0x3c, 0xd2, 0xef, 0x5a, 0x4e, 0xd3, 0xde, 0x97, 0x8a,
40    0xdd, 0xff, 0xbb, 0xcf, 0x0a, 0xaa, 0x86, 0x92, 0xbe, 0xb8, 0x50, 0xe4,
41    0xcd, 0x6f, 0x80, 0x33, 0x30, 0x76, 0x13, 0x8f, 0xca, 0x7b, 0xdc, 0xec,
42    0x5a, 0xca, 0x63, 0xc7, 0x03, 0x25, 0xef, 0xa8, 0x8a, 0x83, 0x58, 0x76,
43    0x20, 0xfa, 0x16, 0x77, 0xd7, 0x79, 0x92, 0x63, 0x01, 0x48, 0x1a, 0xd8,
44    0x7b, 0x67, 0xf1, 0x52, 0x55, 0x49, 0x4e, 0xd6, 0x6e, 0x4a, 0x5c, 0xd7,
45    0x7a, 0x37, 0x36, 0x0c, 0xde, 0xdd, 0x8f, 0x44, 0xe8, 0xc2, 0xa7, 0x2c,
46    0x2b, 0xb5, 0xaf, 0x64, 0x4b, 0x61, 0x07, 0x02, 0x03, 0x01, 0x00, 0x01,
47    0x02, 0x81, 0x80, 0x74, 0x88, 0x64, 0x3f, 0x69, 0x45, 0x3a, 0x6d, 0xc7,
48    0x7f, 0xb9, 0xa3, 0xc0, 0x6e, 0xec, 0xdc, 0xd4, 0x5a, 0xb5, 0x32, 0x85,
49    0x5f, 0x19, 0xd4, 0xf8, 0xd4, 0x3f, 0x3c, 0xfa, 0xc2, 0xf6, 0x5f, 0xee,
50    0xe6, 0xba, 0x87, 0x74, 0x2e, 0xc7, 0x0c, 0xd4, 0x42, 0xb8, 0x66, 0x85,
51    0x9c, 0x7b, 0x24, 0x61, 0xaa, 0x16, 0x11, 0xf6, 0xb5, 0xb6, 0xa4, 0x0a,
52    0xc9, 0x55, 0x2e, 0x81, 0xa5, 0x47, 0x61, 0xcb, 0x25, 0x8f, 0xc2, 0x15,
53    0x7b, 0x0e, 0x7c, 0x36, 0x9f, 0x3a, 0xda, 0x58, 0x86, 0x1c, 0x5b, 0x83,
54    0x79, 0xe6, 0x2b, 0xcc, 0xe6, 0xfa, 0x2c, 0x61, 0xf2, 0x78, 0x80, 0x1b,
55    0xe2, 0xf3, 0x9d, 0x39, 0x2b, 0x65, 0x57, 0x91, 0x3d, 0x71, 0x99, 0x73,
56    0xa5, 0xc2, 0x79, 0x20, 0x8c, 0x07, 0x4f, 0xe5, 0xb4, 0x60, 0x1f, 0x99,
57    0xa2, 0xb1, 0x4f, 0x0c, 0xef, 0xbc, 0x59, 0x53, 0x00, 0x7d, 0xb1, 0x02,
58    0x41, 0x00, 0xfc, 0x7e, 0x23, 0x65, 0x70, 0xf8, 0xce, 0xd3, 0x40, 0x41,
59    0x80, 0x6a, 0x1d, 0x01, 0xd6, 0x01, 0xff, 0xb6, 0x1b, 0x3d, 0x3d, 0x59,
60    0x09, 0x33, 0x79, 0xc0, 0x4f, 0xde, 0x96, 0x27, 0x4b, 0x18, 0xc6, 0xd9,
61    0x78, 0xf1, 0xf4, 0x35, 0x46, 0xe9, 0x7c, 0x42, 0x7a, 0x5d, 0x9f, 0xef,
62    0x54, 0xb8, 0xf7, 0x9f, 0xc4, 0x33, 0x6c, 0xf3, 0x8c, 0x32, 0x46, 0x87,
63    0x67, 0x30, 0x7b, 0xa7, 0xac, 0xe3, 0x02, 0x41, 0x00, 0xfc, 0x2c, 0xdf,
64    0x0c, 0x0d, 0x88, 0xf5, 0xb1, 0x92, 0xa8, 0x93, 0x47, 0x63, 0x55, 0xf5,
65    0xca, 0x58, 0x43, 0xba, 0x1c, 0xe5, 0x9e, 0xb6, 0x95, 0x05, 0xcd, 0xb5,
66    0x82, 0xdf, 0xeb, 0x04, 0x53, 0x9d, 0xbd, 0xc2, 0x38, 0x16, 0xb3, 0x62,
67    0xdd, 0xa1, 0x46, 0xdb, 0x6d, 0x97, 0x93, 0x9f, 0x8a, 0xc3, 0x9b, 0x64,
68    0x7e, 0x42, 0xe3, 0x32, 0x57, 0x19, 0x1b, 0xd5, 0x6e, 0x85, 0xfa, 0xb8,
69    0x8d, 0x02, 0x41, 0x00, 0xbc, 0x3d, 0xde, 0x6d, 0xd6, 0x97, 0xe8, 0xba,
70    0x9e, 0x81, 0x37, 0x17, 0xe5, 0xa0, 0x64, 0xc9, 0x00, 0xb7, 0xe7, 0xfe,
71    0xf4, 0x29, 0xd9, 0x2e, 0x43, 0x6b, 0x19, 0x20, 0xbd, 0x99, 0x75, 0xe7,
72    0x76, 0xf8, 0xd3, 0xae, 0xaf, 0x7e, 0xb8, 0xeb, 0x81, 0xf4, 0x9d, 0xfe,
73    0x07, 0x2b, 0x0b, 0x63, 0x0b, 0x5a, 0x55, 0x90, 0x71, 0x7d, 0xf1, 0xdb,
74    0xd9, 0xb1, 0x41, 0x41, 0x68, 0x2f, 0x4e, 0x39, 0x02, 0x40, 0x5a, 0x34,
75    0x66, 0xd8, 0xf5, 0xe2, 0x7f, 0x18, 0xb5, 0x00, 0x6e, 0x26, 0x84, 0x27,
76    0x14, 0x93, 0xfb, 0xfc, 0xc6, 0x0f, 0x5e, 0x27, 0xe6, 0xe1, 0xe9, 0xc0,
77    0x8a, 0xe4, 0x34, 0xda, 0xe9, 0xa2, 0x4b, 0x73, 0xbc, 0x8c, 0xb9, 0xba,
78    0x13, 0x6c, 0x7a, 0x2b, 0x51, 0x84, 0xa3, 0x4a, 0xe0, 0x30, 0x10, 0x06,
79    0x7e, 0xed, 0x17, 0x5a, 0x14, 0x00, 0xc9, 0xef, 0x85, 0xea, 0x52, 0x2c,
80    0xbc, 0x65, 0x02, 0x40, 0x51, 0xe3, 0xf2, 0x83, 0x19, 0x9b, 0xc4, 0x1e,
81    0x2f, 0x50, 0x3d, 0xdf, 0x5a, 0xa2, 0x18, 0xca, 0x5f, 0x2e, 0x49, 0xaf,
82    0x6f, 0xcc, 0xfa, 0x65, 0x77, 0x94, 0xb5, 0xa1, 0x0a, 0xa9, 0xd1, 0x8a,
83    0x39, 0x37, 0xf4, 0x0b, 0xa0, 0xd7, 0x82, 0x27, 0x5e, 0xae, 0x17, 0x17,
84    0xa1, 0x1e, 0x54, 0x34, 0xbf, 0x6e, 0xc4, 0x8e, 0x99, 0x5d, 0x08, 0xf1,
85    0x2d, 0x86, 0x9d, 0xa5, 0x20, 0x1b, 0xe5, 0xdf,
86};
87
88static const uint8_t kExampleDSAKeyDER[] = {
89    0x30, 0x82, 0x03, 0x56, 0x02, 0x01, 0x00, 0x02, 0x82, 0x01, 0x01, 0x00,
90    0x9e, 0x12, 0xfa, 0xb3, 0xde, 0x12, 0x21, 0x35, 0x01, 0xdd, 0x82, 0xaa,
91    0x10, 0xca, 0x2d, 0x10, 0x1d, 0x2d, 0x4e, 0xbf, 0xef, 0x4d, 0x2a, 0x3f,
92    0x8d, 0xaa, 0x0f, 0xe0, 0xce, 0xda, 0xd8, 0xd6, 0xaf, 0x85, 0x61, 0x6a,
93    0xa2, 0xf3, 0x25, 0x2c, 0x0a, 0x2b, 0x5a, 0x6d, 0xb0, 0x9e, 0x6f, 0x14,
94    0x90, 0x0e, 0x0d, 0xdb, 0x83, 0x11, 0x87, 0x6d, 0xd8, 0xf9, 0x66, 0x95,
95    0x25, 0xf9, 0x9e, 0xd6, 0x59, 0x49, 0xe1, 0x84, 0xd5, 0x06, 0x47, 0x93,
96    0x27, 0x11, 0x69, 0xa2, 0x28, 0x68, 0x0b, 0x95, 0xec, 0x12, 0xf5, 0x9a,
97    0x8e, 0x20, 0xb2, 0x1f, 0x2b, 0x58, 0xeb, 0x2a, 0x20, 0x12, 0xd3, 0x5b,
98    0xde, 0x2e, 0xe3, 0x51, 0x82, 0x2f, 0xe8, 0xf3, 0x2d, 0x0a, 0x33, 0x05,
99    0x65, 0xdc, 0xce, 0x5c, 0x67, 0x2b, 0x72, 0x59, 0xc1, 0x4b, 0x24, 0x33,
100    0xd0, 0xb5, 0xb2, 0xca, 0x2b, 0x2d, 0xb0, 0xab, 0x62, 0x6e, 0x8f, 0x13,
101    0xf4, 0x7f, 0xe0, 0x34, 0x5d, 0x90, 0x4e, 0x72, 0x94, 0xbb, 0x03, 0x8e,
102    0x9c, 0xe2, 0x1a, 0x9e, 0x58, 0x0b, 0x83, 0x35, 0x62, 0x78, 0x70, 0x6c,
103    0xfe, 0x76, 0x84, 0x36, 0xc6, 0x9d, 0xe1, 0x49, 0xcc, 0xff, 0x98, 0xb4,
104    0xaa, 0xb8, 0xcb, 0x4f, 0x63, 0x85, 0xc9, 0xf1, 0x02, 0xce, 0x59, 0x34,
105    0x6e, 0xae, 0xef, 0x27, 0xe0, 0xad, 0x22, 0x2d, 0x53, 0xd6, 0xe8, 0x9c,
106    0xc8, 0xcd, 0xe5, 0x77, 0x6d, 0xd0, 0x00, 0x57, 0xb0, 0x3f, 0x2d, 0x88,
107    0xab, 0x3c, 0xed, 0xba, 0xfd, 0x7b, 0x58, 0x5f, 0x0b, 0x7f, 0x78, 0x35,
108    0xe1, 0x7a, 0x37, 0x28, 0xbb, 0xf2, 0x5e, 0xa6, 0x25, 0x72, 0xf2, 0x45,
109    0xdc, 0x11, 0x1f, 0x3c, 0xe3, 0x9c, 0xb6, 0xff, 0xac, 0xc3, 0x1b, 0x0a,
110    0x27, 0x90, 0xe7, 0xbd, 0xe9, 0x02, 0x24, 0xea, 0x9b, 0x09, 0x31, 0x53,
111    0x62, 0xaf, 0x3d, 0x2b, 0x02, 0x21, 0x00, 0xf3, 0x81, 0xdc, 0xf5, 0x3e,
112    0xbf, 0x72, 0x4f, 0x8b, 0x2e, 0x5c, 0xa8, 0x2c, 0x01, 0x0f, 0xb4, 0xb5,
113    0xed, 0xa9, 0x35, 0x8d, 0x0f, 0xd8, 0x8e, 0xd2, 0x78, 0x58, 0x94, 0x88,
114    0xb5, 0x4f, 0xc3, 0x02, 0x82, 0x01, 0x00, 0x0c, 0x40, 0x2a, 0x72, 0x5d,
115    0xcc, 0x3a, 0x62, 0xe0, 0x2b, 0xf4, 0xcf, 0x43, 0xcd, 0x17, 0xf4, 0xa4,
116    0x93, 0x59, 0x12, 0x20, 0x22, 0x36, 0x69, 0xcf, 0x41, 0x93, 0xed, 0xab,
117    0x42, 0x3a, 0xd0, 0x8d, 0xfb, 0x55, 0x2e, 0x30, 0x8a, 0x6a, 0x57, 0xa5,
118    0xff, 0xbc, 0x7c, 0xd0, 0xfb, 0x20, 0x87, 0xf8, 0x1f, 0x8d, 0xf0, 0xcb,
119    0x08, 0xab, 0x21, 0x33, 0x28, 0x7d, 0x2b, 0x69, 0x68, 0x71, 0x4a, 0x94,
120    0xf6, 0x33, 0xc9, 0x40, 0x84, 0x5a, 0x48, 0xa3, 0xe1, 0x67, 0x08, 0xdd,
121    0xe7, 0x61, 0xcc, 0x6a, 0x8e, 0xab, 0x2d, 0x84, 0xdb, 0x21, 0xb6, 0xea,
122    0x5b, 0x07, 0x68, 0x14, 0x93, 0xcc, 0x9c, 0x31, 0xfb, 0xc3, 0x68, 0xb2,
123    0x43, 0xf6, 0xdd, 0xf8, 0xc9, 0x32, 0xa8, 0xb4, 0x03, 0x8f, 0x44, 0xe7,
124    0xb1, 0x5c, 0xa8, 0x76, 0x34, 0x4a, 0x14, 0x78, 0x59, 0xf2, 0xb4, 0x3b,
125    0x39, 0x45, 0x86, 0x68, 0xad, 0x5e, 0x0a, 0x1a, 0x9a, 0x66, 0x95, 0x46,
126    0xdd, 0x28, 0x12, 0xe3, 0xb3, 0x61, 0x7a, 0x0a, 0xef, 0x99, 0xd5, 0x8e,
127    0x3b, 0xb4, 0xcc, 0x87, 0xfd, 0x94, 0x22, 0x5e, 0x01, 0xd2, 0xdc, 0xc4,
128    0x69, 0xa7, 0x72, 0x68, 0x14, 0x6c, 0x51, 0x91, 0x8f, 0x18, 0xe8, 0xb4,
129    0xd7, 0x0a, 0xa1, 0xf0, 0xc7, 0x62, 0x3b, 0xcc, 0x52, 0xcf, 0x37, 0x31,
130    0xd3, 0x86, 0x41, 0xb2, 0xd2, 0x83, 0x0b, 0x7e, 0xec, 0xb2, 0xf0, 0x95,
131    0x52, 0xff, 0x13, 0x7d, 0x04, 0x6e, 0x49, 0x4e, 0x7f, 0x33, 0xc3, 0x59,
132    0x00, 0x02, 0xb1, 0x6d, 0x1b, 0x97, 0xd9, 0x36, 0xfd, 0xa2, 0x8f, 0x90,
133    0xc3, 0xed, 0x3c, 0xa3, 0x53, 0x38, 0x16, 0x8a, 0xc1, 0x6f, 0x77, 0xc3,
134    0xc5, 0x7a, 0xdc, 0x2e, 0x8f, 0x7c, 0x6c, 0x22, 0x56, 0xe4, 0x1a, 0x5f,
135    0x65, 0x45, 0x05, 0x90, 0xdb, 0xb5, 0xbc, 0xf0, 0x6d, 0x66, 0x61, 0x02,
136    0x82, 0x01, 0x00, 0x31, 0x97, 0x31, 0xa1, 0x4e, 0x38, 0x56, 0x88, 0xdb,
137    0x94, 0x1d, 0xbf, 0x65, 0x5c, 0xda, 0x4b, 0xc2, 0x10, 0xde, 0x74, 0x20,
138    0x03, 0xce, 0x13, 0x60, 0xf2, 0x25, 0x1d, 0x55, 0x7c, 0x5d, 0x94, 0x82,
139    0x54, 0x08, 0x53, 0xdb, 0x85, 0x95, 0xbf, 0xdd, 0x5e, 0x50, 0xd5, 0x96,
140    0xe0, 0x79, 0x51, 0x1b, 0xbf, 0x4d, 0x4e, 0xb9, 0x3a, 0xc5, 0xee, 0xc4,
141    0x5e, 0x98, 0x75, 0x7b, 0xbe, 0xff, 0x30, 0xe6, 0xd0, 0x7b, 0xa6, 0xf1,
142    0xbc, 0x29, 0xea, 0xdf, 0xec, 0xf3, 0x8b, 0xfa, 0x83, 0x11, 0x9f, 0x3f,
143    0xf0, 0x5d, 0x06, 0x51, 0x32, 0xaa, 0x21, 0xfc, 0x26, 0x17, 0xe7, 0x50,
144    0xc2, 0x16, 0xba, 0xfa, 0x54, 0xb7, 0x7e, 0x1d, 0x2c, 0xa6, 0xa3, 0x41,
145    0x66, 0x33, 0x94, 0x83, 0xb9, 0xbf, 0xa0, 0x4f, 0xbd, 0xa6, 0xfd, 0x2c,
146    0x81, 0x58, 0x35, 0x33, 0x39, 0xc0, 0x6d, 0x33, 0x40, 0x56, 0x64, 0x12,
147    0x5a, 0xcd, 0x35, 0x53, 0x21, 0x78, 0x8f, 0x27, 0x24, 0x37, 0x66, 0x8a,
148    0xdf, 0x5e, 0x5f, 0x63, 0xfc, 0x8b, 0x2d, 0xef, 0x57, 0xdb, 0x40, 0x25,
149    0xd5, 0x17, 0x53, 0x0b, 0xe4, 0xa5, 0xae, 0x54, 0xbf, 0x46, 0x4f, 0xa6,
150    0x79, 0xc3, 0x74, 0xfa, 0x1f, 0x85, 0x34, 0x64, 0x6d, 0xc5, 0x03, 0xeb,
151    0x72, 0x98, 0x80, 0x7b, 0xc0, 0x8f, 0x35, 0x11, 0xa7, 0x09, 0xeb, 0x51,
152    0xe0, 0xb0, 0xac, 0x92, 0x14, 0xf2, 0xad, 0x37, 0x95, 0x5a, 0xba, 0x8c,
153    0xc4, 0xdb, 0xed, 0xc4, 0x4e, 0x8b, 0x8f, 0x84, 0x33, 0x64, 0xf8, 0x57,
154    0x12, 0xd7, 0x08, 0x7e, 0x90, 0x66, 0xdf, 0x91, 0x50, 0x23, 0xf2, 0x73,
155    0xc0, 0x6b, 0xb1, 0x15, 0xdd, 0x64, 0xd7, 0xc9, 0x75, 0x17, 0x73, 0x72,
156    0xda, 0x33, 0xc4, 0x6f, 0xa5, 0x47, 0xa1, 0xcc, 0xd1, 0xc6, 0x62, 0xe5,
157    0xca, 0xab, 0x5f, 0x2a, 0x8f, 0x6b, 0xcc, 0x02, 0x21, 0x00, 0xb0, 0xc7,
158    0x68, 0x70, 0x27, 0x43, 0xbc, 0x51, 0x24, 0x29, 0x93, 0xa9, 0x71, 0xa5,
159    0x28, 0x89, 0x79, 0x54, 0x44, 0xf7, 0xc6, 0x45, 0x22, 0x03, 0xd0, 0xce,
160    0x84, 0xfe, 0x61, 0x17, 0xd4, 0x6e,
161};
162
163static const uint8_t kMsg[] = {1, 2, 3, 4};
164
165static const uint8_t kSignature[] = {
166    0xa5, 0xf0, 0x8a, 0x47, 0x5d, 0x3c, 0xb3, 0xcc, 0xa9, 0x79, 0xaf, 0x4d,
167    0x8c, 0xae, 0x4c, 0x14, 0xef, 0xc2, 0x0b, 0x34, 0x36, 0xde, 0xf4, 0x3e,
168    0x3d, 0xbb, 0x4a, 0x60, 0x5c, 0xc8, 0x91, 0x28, 0xda, 0xfb, 0x7e, 0x04,
169    0x96, 0x7e, 0x63, 0x13, 0x90, 0xce, 0xb9, 0xb4, 0x62, 0x7a, 0xfd, 0x09,
170    0x3d, 0xc7, 0x67, 0x78, 0x54, 0x04, 0xeb, 0x52, 0x62, 0x6e, 0x24, 0x67,
171    0xb4, 0x40, 0xfc, 0x57, 0x62, 0xc6, 0xf1, 0x67, 0xc1, 0x97, 0x8f, 0x6a,
172    0xa8, 0xae, 0x44, 0x46, 0x5e, 0xab, 0x67, 0x17, 0x53, 0x19, 0x3a, 0xda,
173    0x5a, 0xc8, 0x16, 0x3e, 0x86, 0xd5, 0xc5, 0x71, 0x2f, 0xfc, 0x23, 0x48,
174    0xd9, 0x0b, 0x13, 0xdd, 0x7b, 0x5a, 0x25, 0x79, 0xef, 0xa5, 0x7b, 0x04,
175    0xed, 0x44, 0xf6, 0x18, 0x55, 0xe4, 0x0a, 0xe9, 0x57, 0x79, 0x5d, 0xd7,
176    0x55, 0xa7, 0xab, 0x45, 0x02, 0x97, 0x60, 0x42,
177};
178
179// kExamplePSSCert is an example self-signed certificate, signed with
180// kExampleRSAKeyDER using RSA-PSS with default hash functions.
181static const uint8_t kExamplePSSCert[] = {
182    0x30, 0x82, 0x02, 0x62, 0x30, 0x82, 0x01, 0xc6, 0xa0, 0x03, 0x02, 0x01,
183    0x02, 0x02, 0x09, 0x00, 0x8d, 0xea, 0x53, 0x24, 0xfa, 0x48, 0x87, 0xf3,
184    0x30, 0x12, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
185    0x0a, 0x30, 0x05, 0xa2, 0x03, 0x02, 0x01, 0x6a, 0x30, 0x45, 0x31, 0x0b,
186    0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31,
187    0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f,
188    0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f,
189    0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72,
190    0x6e, 0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20,
191    0x50, 0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x1e, 0x17, 0x0d, 0x31,
192    0x34, 0x31, 0x30, 0x30, 0x39, 0x31, 0x39, 0x30, 0x39, 0x35, 0x35, 0x5a,
193    0x17, 0x0d, 0x31, 0x35, 0x31, 0x30, 0x30, 0x39, 0x31, 0x39, 0x30, 0x39,
194    0x35, 0x35, 0x5a, 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55,
195    0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03,
196    0x55, 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74,
197    0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a,
198    0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x57,
199    0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c,
200    0x74, 0x64, 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
201    0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00,
202    0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xf8, 0xb8, 0x6c, 0x83, 0xb4,
203    0xbc, 0xd9, 0xa8, 0x57, 0xc0, 0xa5, 0xb4, 0x59, 0x76, 0x8c, 0x54, 0x1d,
204    0x79, 0xeb, 0x22, 0x52, 0x04, 0x7e, 0xd3, 0x37, 0xeb, 0x41, 0xfd, 0x83,
205    0xf9, 0xf0, 0xa6, 0x85, 0x15, 0x34, 0x75, 0x71, 0x5a, 0x84, 0xa8, 0x3c,
206    0xd2, 0xef, 0x5a, 0x4e, 0xd3, 0xde, 0x97, 0x8a, 0xdd, 0xff, 0xbb, 0xcf,
207    0x0a, 0xaa, 0x86, 0x92, 0xbe, 0xb8, 0x50, 0xe4, 0xcd, 0x6f, 0x80, 0x33,
208    0x30, 0x76, 0x13, 0x8f, 0xca, 0x7b, 0xdc, 0xec, 0x5a, 0xca, 0x63, 0xc7,
209    0x03, 0x25, 0xef, 0xa8, 0x8a, 0x83, 0x58, 0x76, 0x20, 0xfa, 0x16, 0x77,
210    0xd7, 0x79, 0x92, 0x63, 0x01, 0x48, 0x1a, 0xd8, 0x7b, 0x67, 0xf1, 0x52,
211    0x55, 0x49, 0x4e, 0xd6, 0x6e, 0x4a, 0x5c, 0xd7, 0x7a, 0x37, 0x36, 0x0c,
212    0xde, 0xdd, 0x8f, 0x44, 0xe8, 0xc2, 0xa7, 0x2c, 0x2b, 0xb5, 0xaf, 0x64,
213    0x4b, 0x61, 0x07, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x50, 0x30, 0x4e,
214    0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0xd0,
215    0x41, 0xfb, 0x89, 0x41, 0x1e, 0xa7, 0xad, 0x5a, 0xec, 0x34, 0x5d, 0x49,
216    0x11, 0xf9, 0x55, 0x81, 0x78, 0x1f, 0x13, 0x30, 0x1f, 0x06, 0x03, 0x55,
217    0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0xd0, 0x41, 0xfb, 0x89,
218    0x41, 0x1e, 0xa7, 0xad, 0x5a, 0xec, 0x34, 0x5d, 0x49, 0x11, 0xf9, 0x55,
219    0x81, 0x78, 0x1f, 0x13, 0x30, 0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x04,
220    0x05, 0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x12, 0x06, 0x09, 0x2a, 0x86,
221    0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0a, 0x30, 0x05, 0xa2, 0x03, 0x02,
222    0x01, 0x6a, 0x03, 0x81, 0x81, 0x00, 0x49, 0x4c, 0xb6, 0x45, 0x97, 0x20,
223    0x35, 0xb3, 0x50, 0x64, 0x0d, 0x3f, 0xec, 0x5f, 0x95, 0xd5, 0x84, 0xcb,
224    0x11, 0x7c, 0x03, 0xd7, 0xa6, 0xe6, 0xfa, 0x24, 0x95, 0x9f, 0x31, 0xb0,
225    0xb5, 0xec, 0x66, 0x41, 0x51, 0x18, 0x21, 0x91, 0xbb, 0xe0, 0xaf, 0xf0,
226    0xc5, 0xb7, 0x59, 0x41, 0xd4, 0xdb, 0xa4, 0xd2, 0x64, 0xa7, 0x54, 0x0f,
227    0x8c, 0xf7, 0xe1, 0xd3, 0x3b, 0x1a, 0xb7, 0x0e, 0x9d, 0x9a, 0xde, 0x50,
228    0xa1, 0x9f, 0x0a, 0xf0, 0xda, 0x34, 0x0e, 0x34, 0x7d, 0x76, 0x07, 0xfe,
229    0x5a, 0xfb, 0xf9, 0x58, 0x9b, 0xc9, 0x50, 0x84, 0x01, 0xa0, 0x05, 0x4d,
230    0x67, 0x42, 0x0b, 0xf8, 0xe4, 0x05, 0xcf, 0xaf, 0x8b, 0x71, 0x31, 0xf1,
231    0x0f, 0x6e, 0xc9, 0x24, 0x27, 0x9b, 0xac, 0x04, 0xd7, 0x64, 0x0d, 0x30,
232    0x4e, 0x11, 0x93, 0x40, 0x39, 0xbb, 0x72, 0xb2, 0xfe, 0x6b, 0xe4, 0xae,
233    0x8c, 0x16,
234};
235
236// kExampleRSAKeyPKCS8 is kExampleRSAKeyDER encoded in a PKCS #8
237// PrivateKeyInfo.
238static const uint8_t kExampleRSAKeyPKCS8[] = {
239    0x30, 0x82, 0x02, 0x76, 0x02, 0x01, 0x00, 0x30, 0x0d, 0x06, 0x09, 0x2a,
240    0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x82,
241    0x02, 0x60, 0x30, 0x82, 0x02, 0x5c, 0x02, 0x01, 0x00, 0x02, 0x81, 0x81,
242    0x00, 0xf8, 0xb8, 0x6c, 0x83, 0xb4, 0xbc, 0xd9, 0xa8, 0x57, 0xc0, 0xa5,
243    0xb4, 0x59, 0x76, 0x8c, 0x54, 0x1d, 0x79, 0xeb, 0x22, 0x52, 0x04, 0x7e,
244    0xd3, 0x37, 0xeb, 0x41, 0xfd, 0x83, 0xf9, 0xf0, 0xa6, 0x85, 0x15, 0x34,
245    0x75, 0x71, 0x5a, 0x84, 0xa8, 0x3c, 0xd2, 0xef, 0x5a, 0x4e, 0xd3, 0xde,
246    0x97, 0x8a, 0xdd, 0xff, 0xbb, 0xcf, 0x0a, 0xaa, 0x86, 0x92, 0xbe, 0xb8,
247    0x50, 0xe4, 0xcd, 0x6f, 0x80, 0x33, 0x30, 0x76, 0x13, 0x8f, 0xca, 0x7b,
248    0xdc, 0xec, 0x5a, 0xca, 0x63, 0xc7, 0x03, 0x25, 0xef, 0xa8, 0x8a, 0x83,
249    0x58, 0x76, 0x20, 0xfa, 0x16, 0x77, 0xd7, 0x79, 0x92, 0x63, 0x01, 0x48,
250    0x1a, 0xd8, 0x7b, 0x67, 0xf1, 0x52, 0x55, 0x49, 0x4e, 0xd6, 0x6e, 0x4a,
251    0x5c, 0xd7, 0x7a, 0x37, 0x36, 0x0c, 0xde, 0xdd, 0x8f, 0x44, 0xe8, 0xc2,
252    0xa7, 0x2c, 0x2b, 0xb5, 0xaf, 0x64, 0x4b, 0x61, 0x07, 0x02, 0x03, 0x01,
253    0x00, 0x01, 0x02, 0x81, 0x80, 0x74, 0x88, 0x64, 0x3f, 0x69, 0x45, 0x3a,
254    0x6d, 0xc7, 0x7f, 0xb9, 0xa3, 0xc0, 0x6e, 0xec, 0xdc, 0xd4, 0x5a, 0xb5,
255    0x32, 0x85, 0x5f, 0x19, 0xd4, 0xf8, 0xd4, 0x3f, 0x3c, 0xfa, 0xc2, 0xf6,
256    0x5f, 0xee, 0xe6, 0xba, 0x87, 0x74, 0x2e, 0xc7, 0x0c, 0xd4, 0x42, 0xb8,
257    0x66, 0x85, 0x9c, 0x7b, 0x24, 0x61, 0xaa, 0x16, 0x11, 0xf6, 0xb5, 0xb6,
258    0xa4, 0x0a, 0xc9, 0x55, 0x2e, 0x81, 0xa5, 0x47, 0x61, 0xcb, 0x25, 0x8f,
259    0xc2, 0x15, 0x7b, 0x0e, 0x7c, 0x36, 0x9f, 0x3a, 0xda, 0x58, 0x86, 0x1c,
260    0x5b, 0x83, 0x79, 0xe6, 0x2b, 0xcc, 0xe6, 0xfa, 0x2c, 0x61, 0xf2, 0x78,
261    0x80, 0x1b, 0xe2, 0xf3, 0x9d, 0x39, 0x2b, 0x65, 0x57, 0x91, 0x3d, 0x71,
262    0x99, 0x73, 0xa5, 0xc2, 0x79, 0x20, 0x8c, 0x07, 0x4f, 0xe5, 0xb4, 0x60,
263    0x1f, 0x99, 0xa2, 0xb1, 0x4f, 0x0c, 0xef, 0xbc, 0x59, 0x53, 0x00, 0x7d,
264    0xb1, 0x02, 0x41, 0x00, 0xfc, 0x7e, 0x23, 0x65, 0x70, 0xf8, 0xce, 0xd3,
265    0x40, 0x41, 0x80, 0x6a, 0x1d, 0x01, 0xd6, 0x01, 0xff, 0xb6, 0x1b, 0x3d,
266    0x3d, 0x59, 0x09, 0x33, 0x79, 0xc0, 0x4f, 0xde, 0x96, 0x27, 0x4b, 0x18,
267    0xc6, 0xd9, 0x78, 0xf1, 0xf4, 0x35, 0x46, 0xe9, 0x7c, 0x42, 0x7a, 0x5d,
268    0x9f, 0xef, 0x54, 0xb8, 0xf7, 0x9f, 0xc4, 0x33, 0x6c, 0xf3, 0x8c, 0x32,
269    0x46, 0x87, 0x67, 0x30, 0x7b, 0xa7, 0xac, 0xe3, 0x02, 0x41, 0x00, 0xfc,
270    0x2c, 0xdf, 0x0c, 0x0d, 0x88, 0xf5, 0xb1, 0x92, 0xa8, 0x93, 0x47, 0x63,
271    0x55, 0xf5, 0xca, 0x58, 0x43, 0xba, 0x1c, 0xe5, 0x9e, 0xb6, 0x95, 0x05,
272    0xcd, 0xb5, 0x82, 0xdf, 0xeb, 0x04, 0x53, 0x9d, 0xbd, 0xc2, 0x38, 0x16,
273    0xb3, 0x62, 0xdd, 0xa1, 0x46, 0xdb, 0x6d, 0x97, 0x93, 0x9f, 0x8a, 0xc3,
274    0x9b, 0x64, 0x7e, 0x42, 0xe3, 0x32, 0x57, 0x19, 0x1b, 0xd5, 0x6e, 0x85,
275    0xfa, 0xb8, 0x8d, 0x02, 0x41, 0x00, 0xbc, 0x3d, 0xde, 0x6d, 0xd6, 0x97,
276    0xe8, 0xba, 0x9e, 0x81, 0x37, 0x17, 0xe5, 0xa0, 0x64, 0xc9, 0x00, 0xb7,
277    0xe7, 0xfe, 0xf4, 0x29, 0xd9, 0x2e, 0x43, 0x6b, 0x19, 0x20, 0xbd, 0x99,
278    0x75, 0xe7, 0x76, 0xf8, 0xd3, 0xae, 0xaf, 0x7e, 0xb8, 0xeb, 0x81, 0xf4,
279    0x9d, 0xfe, 0x07, 0x2b, 0x0b, 0x63, 0x0b, 0x5a, 0x55, 0x90, 0x71, 0x7d,
280    0xf1, 0xdb, 0xd9, 0xb1, 0x41, 0x41, 0x68, 0x2f, 0x4e, 0x39, 0x02, 0x40,
281    0x5a, 0x34, 0x66, 0xd8, 0xf5, 0xe2, 0x7f, 0x18, 0xb5, 0x00, 0x6e, 0x26,
282    0x84, 0x27, 0x14, 0x93, 0xfb, 0xfc, 0xc6, 0x0f, 0x5e, 0x27, 0xe6, 0xe1,
283    0xe9, 0xc0, 0x8a, 0xe4, 0x34, 0xda, 0xe9, 0xa2, 0x4b, 0x73, 0xbc, 0x8c,
284    0xb9, 0xba, 0x13, 0x6c, 0x7a, 0x2b, 0x51, 0x84, 0xa3, 0x4a, 0xe0, 0x30,
285    0x10, 0x06, 0x7e, 0xed, 0x17, 0x5a, 0x14, 0x00, 0xc9, 0xef, 0x85, 0xea,
286    0x52, 0x2c, 0xbc, 0x65, 0x02, 0x40, 0x51, 0xe3, 0xf2, 0x83, 0x19, 0x9b,
287    0xc4, 0x1e, 0x2f, 0x50, 0x3d, 0xdf, 0x5a, 0xa2, 0x18, 0xca, 0x5f, 0x2e,
288    0x49, 0xaf, 0x6f, 0xcc, 0xfa, 0x65, 0x77, 0x94, 0xb5, 0xa1, 0x0a, 0xa9,
289    0xd1, 0x8a, 0x39, 0x37, 0xf4, 0x0b, 0xa0, 0xd7, 0x82, 0x27, 0x5e, 0xae,
290    0x17, 0x17, 0xa1, 0x1e, 0x54, 0x34, 0xbf, 0x6e, 0xc4, 0x8e, 0x99, 0x5d,
291    0x08, 0xf1, 0x2d, 0x86, 0x9d, 0xa5, 0x20, 0x1b, 0xe5, 0xdf,
292};
293
294// kExampleECKeyDER is a sample EC private key encoded as an ECPrivateKey
295// structure.
296static const uint8_t kExampleECKeyDER[] = {
297    0x30, 0x77, 0x02, 0x01, 0x01, 0x04, 0x20, 0x07, 0x0f, 0x08, 0x72, 0x7a,
298    0xd4, 0xa0, 0x4a, 0x9c, 0xdd, 0x59, 0xc9, 0x4d, 0x89, 0x68, 0x77, 0x08,
299    0xb5, 0x6f, 0xc9, 0x5d, 0x30, 0x77, 0x0e, 0xe8, 0xd1, 0xc9, 0xce, 0x0a,
300    0x8b, 0xb4, 0x6a, 0xa0, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
301    0x03, 0x01, 0x07, 0xa1, 0x44, 0x03, 0x42, 0x00, 0x04, 0xe6, 0x2b, 0x69,
302    0xe2, 0xbf, 0x65, 0x9f, 0x97, 0xbe, 0x2f, 0x1e, 0x0d, 0x94, 0x8a, 0x4c,
303    0xd5, 0x97, 0x6b, 0xb7, 0xa9, 0x1e, 0x0d, 0x46, 0xfb, 0xdd, 0xa9, 0xa9,
304    0x1e, 0x9d, 0xdc, 0xba, 0x5a, 0x01, 0xe7, 0xd6, 0x97, 0xa8, 0x0a, 0x18,
305    0xf9, 0xc3, 0xc4, 0xa3, 0x1e, 0x56, 0xe2, 0x7c, 0x83, 0x48, 0xdb, 0x16,
306    0x1a, 0x1c, 0xf5, 0x1d, 0x7e, 0xf1, 0x94, 0x2d, 0x4b, 0xcf, 0x72, 0x22,
307    0xc1,
308};
309
310// kExampleBadECKeyDER is a sample EC private key encoded as an ECPrivateKey
311// structure. The private key is equal to the order and will fail to import.
312static const uint8_t kExampleBadECKeyDER[] = {
313    0x30, 0x66, 0x02, 0x01, 0x00, 0x30, 0x13, 0x06, 0x07, 0x2A, 0x86, 0x48,
314    0xCE, 0x3D, 0x02, 0x01, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x03,
315    0x01, 0x07, 0x04, 0x4C, 0x30, 0x4A, 0x02, 0x01, 0x01, 0x04, 0x20, 0xFF,
316    0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
317    0xFF, 0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7, 0x17, 0x9E, 0x84, 0xF3,
318    0xB9, 0xCA, 0xC2, 0xFC, 0x63, 0x25, 0x51, 0xA1, 0x23, 0x03, 0x21, 0x00,
319    0x00, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF,
320    0xFF, 0xFF, 0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7, 0x17, 0x9E, 0x84,
321    0xF3, 0xB9, 0xCA, 0xC2, 0xFC, 0x63, 0x25, 0x51
322};
323
324static ScopedEVP_PKEY LoadExampleRSAKey() {
325  ScopedRSA rsa(RSA_private_key_from_bytes(kExampleRSAKeyDER,
326                                           sizeof(kExampleRSAKeyDER)));
327  if (!rsa) {
328    return nullptr;
329  }
330  ScopedEVP_PKEY pkey(EVP_PKEY_new());
331  if (!pkey || !EVP_PKEY_set1_RSA(pkey.get(), rsa.get())) {
332    return nullptr;
333  }
334  return pkey;
335}
336
337static bool TestEVP_DigestSignInit(void) {
338  ScopedEVP_PKEY pkey = LoadExampleRSAKey();
339  ScopedEVP_MD_CTX md_ctx;
340  if (!pkey ||
341      !EVP_DigestSignInit(md_ctx.get(), NULL, EVP_sha256(), NULL, pkey.get()) ||
342      !EVP_DigestSignUpdate(md_ctx.get(), kMsg, sizeof(kMsg))) {
343    return false;
344  }
345  // Determine the size of the signature.
346  size_t sig_len = 0;
347  if (!EVP_DigestSignFinal(md_ctx.get(), NULL, &sig_len)) {
348    return false;
349  }
350  // Sanity check for testing.
351  if (sig_len != (size_t)EVP_PKEY_size(pkey.get())) {
352    fprintf(stderr, "sig_len mismatch\n");
353    return false;
354  }
355
356  std::vector<uint8_t> sig;
357  sig.resize(sig_len);
358  if (!EVP_DigestSignFinal(md_ctx.get(), bssl::vector_data(&sig), &sig_len)) {
359    return false;
360  }
361  sig.resize(sig_len);
362
363  // Ensure that the signature round-trips.
364  md_ctx.Reset();
365  if (!EVP_DigestVerifyInit(md_ctx.get(), NULL, EVP_sha256(), NULL, pkey.get()) ||
366      !EVP_DigestVerifyUpdate(md_ctx.get(), kMsg, sizeof(kMsg)) ||
367      !EVP_DigestVerifyFinal(md_ctx.get(), bssl::vector_data(&sig), sig_len)) {
368    return false;
369  }
370
371  return true;
372}
373
374static bool TestEVP_DigestVerifyInit(void) {
375  ScopedEVP_PKEY pkey = LoadExampleRSAKey();
376  ScopedEVP_MD_CTX md_ctx;
377  if (!pkey ||
378      !EVP_DigestVerifyInit(md_ctx.get(), NULL, EVP_sha256(), NULL,
379                            pkey.get()) ||
380      !EVP_DigestVerifyUpdate(md_ctx.get(), kMsg, sizeof(kMsg)) ||
381      !EVP_DigestVerifyFinal(md_ctx.get(), kSignature, sizeof(kSignature))) {
382    return false;
383  }
384  return true;
385}
386
387// TestAlgorithmRoundtrip signs a message using an already-initialized
388// |md_ctx|, sampling the AlgorithmIdentifier. It then uses |pkey| and the
389// AlgorithmIdentifier to verify the signature.
390static bool TestAlgorithmRoundtrip(EVP_MD_CTX *md_ctx, EVP_PKEY *pkey) {
391  if (!EVP_DigestSignUpdate(md_ctx, kMsg, sizeof(kMsg))) {
392    return false;
393  }
394
395  // Save the algorithm.
396  ScopedX509_ALGOR algor(X509_ALGOR_new());
397  if (!algor || !EVP_DigestSignAlgorithm(md_ctx, algor.get())) {
398    return false;
399  }
400
401  // Determine the size of the signature.
402  size_t sig_len = 0;
403  if (!EVP_DigestSignFinal(md_ctx, NULL, &sig_len)) {
404    return false;
405  }
406  // Sanity check for testing.
407  if (sig_len != (size_t)EVP_PKEY_size(pkey)) {
408    fprintf(stderr, "sig_len mismatch\n");
409    return false;
410  }
411
412  std::vector<uint8_t> sig;
413  sig.resize(sig_len);
414  if (!EVP_DigestSignFinal(md_ctx, bssl::vector_data(&sig), &sig_len)) {
415    return false;
416  }
417  sig.resize(sig_len);
418
419  // Ensure that the signature round-trips.
420  ScopedEVP_MD_CTX md_ctx_verify;
421  if (!EVP_DigestVerifyInitFromAlgorithm(md_ctx_verify.get(), algor.get(),
422                                         pkey) ||
423      !EVP_DigestVerifyUpdate(md_ctx_verify.get(), kMsg, sizeof(kMsg)) ||
424      !EVP_DigestVerifyFinal(md_ctx_verify.get(), bssl::vector_data(&sig),
425                             sig_len)) {
426    return false;
427  }
428
429  return true;
430}
431
432static bool TestEVP_DigestSignAlgorithm(void) {
433  ScopedEVP_PKEY pkey = LoadExampleRSAKey();
434
435  // Test a simple AlgorithmIdentifier.
436  ScopedEVP_MD_CTX md_ctx;
437  if (!pkey ||
438      !EVP_DigestSignInit(md_ctx.get(), NULL, EVP_sha256(), NULL, pkey.get()) ||
439      !TestAlgorithmRoundtrip(md_ctx.get(), pkey.get())) {
440    fprintf(stderr, "RSA with SHA-256 failed\n");
441    return false;
442  }
443
444  // Test RSA-PSS with custom parameters.
445  md_ctx.Reset();
446  EVP_PKEY_CTX *pkey_ctx;
447  if (!EVP_DigestSignInit(md_ctx.get(), &pkey_ctx, EVP_sha256(), NULL,
448                          pkey.get()) ||
449      !EVP_PKEY_CTX_set_rsa_padding(pkey_ctx, RSA_PKCS1_PSS_PADDING) ||
450      !EVP_PKEY_CTX_set_rsa_mgf1_md(pkey_ctx, EVP_sha512()) ||
451      !TestAlgorithmRoundtrip(md_ctx.get(), pkey.get())) {
452    fprintf(stderr, "RSA-PSS failed\n");
453    return false;
454  }
455
456  return true;
457}
458
459static bool TestEVP_DigestVerifyInitFromAlgorithm(void) {
460  CBS cert, cert_body, tbs_cert, algorithm, signature;
461  CBS_init(&cert, kExamplePSSCert, sizeof(kExamplePSSCert));
462  if (!CBS_get_asn1(&cert, &cert_body, CBS_ASN1_SEQUENCE) ||
463      CBS_len(&cert) != 0 ||
464      !CBS_get_any_asn1_element(&cert_body, &tbs_cert, NULL, NULL) ||
465      !CBS_get_asn1_element(&cert_body, &algorithm, CBS_ASN1_SEQUENCE) ||
466      !CBS_get_asn1(&cert_body, &signature, CBS_ASN1_BITSTRING) ||
467      CBS_len(&cert_body) != 0) {
468    fprintf(stderr, "Failed to parse certificate\n");
469    return false;
470  }
471
472  // Signatures are BIT STRINGs, but they have are multiple of 8 bytes, so the
473  // leading phase byte is just a zero.
474  uint8_t padding;
475  if (!CBS_get_u8(&signature, &padding) || padding != 0) {
476    fprintf(stderr, "Invalid signature padding\n");
477    return false;
478  }
479
480  const uint8_t *derp = CBS_data(&algorithm);
481  ScopedX509_ALGOR algor(d2i_X509_ALGOR(NULL, &derp, CBS_len(&algorithm)));
482  if (!algor || derp != CBS_data(&algorithm) + CBS_len(&algorithm)) {
483    fprintf(stderr, "Failed to parse algorithm\n");
484    return false;
485  }
486
487  ScopedEVP_PKEY pkey = LoadExampleRSAKey();
488  ScopedEVP_MD_CTX md_ctx;
489  if (!pkey ||
490      !EVP_DigestVerifyInitFromAlgorithm(md_ctx.get(), algor.get(),
491                                         pkey.get()) ||
492      !EVP_DigestVerifyUpdate(md_ctx.get(), CBS_data(&tbs_cert),
493                              CBS_len(&tbs_cert)) ||
494      !EVP_DigestVerifyFinal(md_ctx.get(), CBS_data(&signature),
495                             CBS_len(&signature))) {
496    return false;
497  }
498  return true;
499}
500
501static bool Testd2i_AutoPrivateKey(const uint8_t *input, size_t input_len,
502                                   int expected_id) {
503  const uint8_t *p = input;
504  ScopedEVP_PKEY pkey(d2i_AutoPrivateKey(NULL, &p, input_len));
505  if (!pkey || p != input + input_len) {
506    fprintf(stderr, "d2i_AutoPrivateKey failed\n");
507    return false;
508  }
509
510  if (EVP_PKEY_id(pkey.get()) != expected_id) {
511    fprintf(stderr, "Did not decode expected type\n");
512    return false;
513  }
514
515  return true;
516}
517
518// TestEVP_PKCS82PKEY tests loading a bad key in PKCS8 format.
519static bool TestEVP_PKCS82PKEY(void) {
520  const uint8_t *derp = kExampleBadECKeyDER;
521  ScopedPKCS8_PRIV_KEY_INFO p8inf(
522      d2i_PKCS8_PRIV_KEY_INFO(NULL, &derp, sizeof(kExampleBadECKeyDER)));
523  if (!p8inf || derp != kExampleBadECKeyDER + sizeof(kExampleBadECKeyDER)) {
524    fprintf(stderr, "Failed to parse key\n");
525    return false;
526  }
527
528  ScopedEVP_PKEY pkey(EVP_PKCS82PKEY(p8inf.get()));
529  if (pkey) {
530    fprintf(stderr, "Imported invalid EC key\n");
531    return false;
532  }
533
534  return true;
535}
536
537int main(void) {
538  CRYPTO_library_init();
539  ERR_load_crypto_strings();
540
541  if (!TestEVP_DigestSignInit()) {
542    fprintf(stderr, "EVP_DigestSignInit failed\n");
543    ERR_print_errors_fp(stderr);
544    return 1;
545  }
546
547  if (!TestEVP_DigestVerifyInit()) {
548    fprintf(stderr, "EVP_DigestVerifyInit failed\n");
549    ERR_print_errors_fp(stderr);
550    return 1;
551  }
552
553  if (!TestEVP_DigestSignAlgorithm()) {
554    fprintf(stderr, "EVP_DigestSignInit failed\n");
555    ERR_print_errors_fp(stderr);
556    return 1;
557  }
558
559  if (!TestEVP_DigestVerifyInitFromAlgorithm()) {
560    fprintf(stderr, "EVP_DigestVerifyInitFromAlgorithm failed\n");
561    ERR_print_errors_fp(stderr);
562    return 1;
563  }
564
565  if (!Testd2i_AutoPrivateKey(kExampleRSAKeyDER, sizeof(kExampleRSAKeyDER),
566                              EVP_PKEY_RSA)) {
567    fprintf(stderr, "d2i_AutoPrivateKey(kExampleRSAKeyDER) failed\n");
568    ERR_print_errors_fp(stderr);
569    return 1;
570  }
571
572  if (!Testd2i_AutoPrivateKey(kExampleRSAKeyPKCS8, sizeof(kExampleRSAKeyPKCS8),
573                              EVP_PKEY_RSA)) {
574    fprintf(stderr, "d2i_AutoPrivateKey(kExampleRSAKeyPKCS8) failed\n");
575    ERR_print_errors_fp(stderr);
576    return 1;
577  }
578
579  if (!Testd2i_AutoPrivateKey(kExampleECKeyDER, sizeof(kExampleECKeyDER),
580                              EVP_PKEY_EC)) {
581    fprintf(stderr, "d2i_AutoPrivateKey(kExampleECKeyDER) failed\n");
582    ERR_print_errors_fp(stderr);
583    return 1;
584  }
585
586  if (!Testd2i_AutoPrivateKey(kExampleDSAKeyDER, sizeof(kExampleDSAKeyDER),
587                              EVP_PKEY_DSA)) {
588    fprintf(stderr, "d2i_AutoPrivateKey(kExampleDSAKeyDER) failed\n");
589    ERR_print_errors_fp(stderr);
590    return 1;
591  }
592
593  if (!TestEVP_PKCS82PKEY()) {
594    fprintf(stderr, "TestEVP_PKCS82PKEY failed\n");
595    ERR_print_errors_fp(stderr);
596    return 1;
597  }
598
599  printf("PASS\n");
600  return 0;
601}
602