1 /* Copyright (c) 2016, Google Inc.
2 *
3 * Permission to use, copy, modify, and/or distribute this software for any
4 * purpose with or without fee is hereby granted, provided that the above
5 * copyright notice and this permission notice appear in all copies.
6 *
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14
15 #include <stdio.h>
16 #include <stdint.h>
17 #include <string.h>
18
19 #include <memory>
20
21 #include <gtest/gtest.h>
22
23 #include <openssl/crypto.h>
24 #include <openssl/chacha.h>
25
26 #include "../internal.h"
27 #include "../test/test_util.h"
28
29
30 static const uint8_t kKey[32] = {
31 0x98, 0xbe, 0xf1, 0x46, 0x9b, 0xe7, 0x26, 0x98, 0x37, 0xa4, 0x5b,
32 0xfb, 0xc9, 0x2a, 0x5a, 0x6a, 0xc7, 0x62, 0x50, 0x7c, 0xf9, 0x64,
33 0x43, 0xbf, 0x33, 0xb9, 0x6b, 0x1b, 0xd4, 0xc6, 0xf8, 0xf6,
34 };
35
36 static const uint8_t kNonce[12] = {
37 0x44, 0xe7, 0x92, 0xd6, 0x33, 0x35, 0xab, 0xb1, 0x58, 0x2e, 0x92, 0x53,
38 };
39
40 static uint32_t kCounter = 42;
41
42 static const uint8_t kInput[] = {
43 0x58, 0x28, 0xd5, 0x30, 0x36, 0x2c, 0x60, 0x55, 0x29, 0xf8, 0xe1, 0x8c,
44 0xae, 0x15, 0x15, 0x26, 0xf2, 0x3a, 0x73, 0xa0, 0xf3, 0x12, 0xa3, 0x88,
45 0x5f, 0x2b, 0x74, 0x23, 0x3d, 0xc9, 0x05, 0x23, 0xc6, 0x54, 0x49, 0x1e,
46 0x44, 0x88, 0x14, 0xd9, 0xda, 0x37, 0x15, 0xdc, 0xb7, 0xe4, 0x23, 0xb3,
47 0x9d, 0x7e, 0x16, 0x68, 0x35, 0xfc, 0x02, 0x6d, 0xcc, 0x8a, 0xe5, 0xdd,
48 0x5f, 0xe4, 0xd2, 0x56, 0x6f, 0x12, 0x9c, 0x9c, 0x7d, 0x6a, 0x38, 0x48,
49 0xbd, 0xdf, 0xd9, 0xac, 0x1b, 0xa2, 0x4d, 0xc5, 0x43, 0x04, 0x3c, 0xd7,
50 0x99, 0xe1, 0xa7, 0x13, 0x9c, 0x51, 0xc2, 0x6d, 0xf9, 0xcf, 0x07, 0x3b,
51 0xe4, 0xbf, 0x93, 0xa3, 0xa9, 0xb4, 0xc5, 0xf0, 0x1a, 0xe4, 0x8d, 0x5f,
52 0xc6, 0xc4, 0x7c, 0x69, 0x7a, 0xde, 0x1a, 0xc1, 0xc9, 0xcf, 0xc2, 0x4e,
53 0x7a, 0x25, 0x2c, 0x32, 0xe9, 0x17, 0xba, 0x68, 0xf1, 0x37, 0x5d, 0x62,
54 0x84, 0x46, 0xf5, 0x80, 0x7f, 0x1a, 0x71, 0xf7, 0xbe, 0x72, 0x4b, 0xb8,
55 0x1c, 0xfe, 0x3e, 0xbd, 0xae, 0x0d, 0x73, 0x0d, 0x87, 0x4a, 0x31, 0xc3,
56 0x3d, 0x46, 0x6f, 0xb3, 0xd7, 0x6b, 0xe3, 0xb8, 0x70, 0x17, 0x8e, 0x7a,
57 0x6a, 0x0e, 0xbf, 0xa8, 0xbc, 0x2b, 0xdb, 0xfa, 0x4f, 0xb6, 0x26, 0x20,
58 0xee, 0x63, 0xf0, 0x6d, 0x26, 0xac, 0x6a, 0x18, 0x37, 0x6e, 0x59, 0x81,
59 0xd1, 0x60, 0xe6, 0x40, 0xd5, 0x6d, 0x68, 0xba, 0x8b, 0x65, 0x4a, 0xf9,
60 0xf1, 0xae, 0x56, 0x24, 0x8f, 0xe3, 0x8e, 0xe7, 0x7e, 0x6f, 0xcf, 0x92,
61 0xdf, 0xa9, 0x75, 0x3a, 0xd6, 0x2e, 0x1c, 0xaf, 0xf2, 0xd6, 0x8b, 0x39,
62 0xad, 0xd2, 0x5d, 0xfb, 0xd7, 0xdf, 0x05, 0x57, 0x0d, 0xf7, 0xf6, 0x8f,
63 0x2d, 0x14, 0xb0, 0x4e, 0x1a, 0x3c, 0x77, 0x04, 0xcd, 0x3c, 0x5c, 0x58,
64 0x52, 0x10, 0x6f, 0xcf, 0x5c, 0x03, 0xc8, 0x5f, 0x85, 0x2b, 0x05, 0x82,
65 0x60, 0xda, 0xcc, 0xcd, 0xd6, 0x88, 0xbf, 0xc0, 0x10, 0xb3, 0x6f, 0x54,
66 0x54, 0x42, 0xbc, 0x4b, 0x77, 0x21, 0x4d, 0xee, 0x87, 0x45, 0x06, 0x4c,
67 0x60, 0x38, 0xd2, 0x7e, 0x1d, 0x30, 0x6c, 0x55, 0xf0, 0x38, 0x80, 0x1c,
68 0xde, 0x3d, 0xea, 0x68, 0x3e, 0xf6, 0x3e, 0x59, 0xcf, 0x0d, 0x08, 0xae,
69 0x8c, 0x02, 0x0b, 0xc1, 0x72, 0x6a, 0xb4, 0x6d, 0xf3, 0xf7, 0xb3, 0xef,
70 0x3a, 0xb1, 0x06, 0xf2, 0xf4, 0xd6, 0x69, 0x7b, 0x3e, 0xa2, 0x16, 0x31,
71 0x31, 0x79, 0xb6, 0x33, 0xa9, 0xca, 0x8a, 0xa8, 0xbe, 0xf3, 0xe9, 0x38,
72 0x28, 0xd1, 0xe1, 0x3b, 0x4e, 0x2e, 0x47, 0x35, 0xa4, 0x61, 0x14, 0x1e,
73 0x42, 0x2c, 0x49, 0x55, 0xea, 0xe3, 0xb3, 0xce, 0x39, 0xd3, 0xb3, 0xef,
74 0x4a, 0x4d, 0x78, 0x49, 0xbd, 0xf6, 0x7c, 0x0a, 0x2c, 0xd3, 0x26, 0xcb,
75 0xd9, 0x6a, 0xad, 0x63, 0x93, 0xa7, 0x29, 0x92, 0xdc, 0x1f, 0xaf, 0x61,
76 0x82, 0x80, 0x74, 0xb2, 0x9c, 0x4a, 0x86, 0x73, 0x50, 0xd8, 0xd1, 0xff,
77 0xee, 0x1a, 0xe2, 0xdd, 0xa2, 0x61, 0xbd, 0x10, 0xc3, 0x5f, 0x67, 0x9f,
78 0x29, 0xe4, 0xd3, 0x70, 0xe5, 0x67, 0x3a, 0xd2, 0x20, 0x00, 0xcc, 0x25,
79 0x15, 0x96, 0x54, 0x45, 0x85, 0xed, 0x82, 0x88, 0x3b, 0x9f, 0x3b, 0xc3,
80 0x04, 0xd4, 0x23, 0xb1, 0x0d, 0xdc, 0xc8, 0x26, 0x9d, 0x28, 0xb3, 0x25,
81 0x4d, 0x52, 0xe5, 0x33, 0xf3, 0xed, 0x2c, 0xb8, 0x1a, 0xcf, 0xc3, 0x52,
82 0xb4, 0x2f, 0xc7, 0x79, 0x96, 0x14, 0x7d, 0x72, 0x27, 0x72, 0x85, 0xea,
83 0x6d, 0x41, 0xa0, 0x22, 0x13, 0x6d, 0x06, 0x83, 0xa4, 0xdd, 0x0f, 0x69,
84 0xd2, 0x01, 0xcd, 0xc6, 0xb8, 0x64, 0x5c, 0x2c, 0x79, 0xd1, 0xc7, 0xd3,
85 0x31, 0xdb, 0x2c, 0xff, 0xda, 0xd0, 0x69, 0x31, 0xad, 0x83, 0x5f, 0xed,
86 0x6a, 0x97, 0xe4, 0x00, 0x43, 0xb0, 0x2e, 0x97, 0xae, 0x00, 0x5f, 0x5c,
87 0xb9, 0xe8, 0x39, 0x80, 0x10, 0xca, 0x0c, 0xfa, 0xf0, 0xb5, 0xcd, 0xaa,
88 0x27, 0x11, 0x60, 0xd9, 0x21, 0x86, 0x93, 0x91, 0x9f, 0x2d, 0x1a, 0x8e,
89 0xde, 0x0b, 0xb5, 0xcb, 0x05, 0x24, 0x30, 0x45, 0x4d, 0x11, 0x75, 0xfd,
90 0xe5, 0xa0, 0xa9, 0x4e, 0x3a, 0x8c, 0x3b, 0x52, 0x5a, 0x37, 0x18, 0x05,
91 0x4a, 0x7a, 0x09, 0x6a, 0xe6, 0xd5, 0xa9, 0xa6, 0x71, 0x47, 0x4c, 0x50,
92 0xe1, 0x3e, 0x8a, 0x21, 0x2b, 0x4f, 0x0e, 0xe3, 0xcb, 0x72, 0xc5, 0x28,
93 0x3e, 0x5a, 0x33, 0xec, 0x48, 0x92, 0x2e, 0xa1, 0x24, 0x57, 0x09, 0x0f,
94 0x01, 0x85, 0x3b, 0x34, 0x39, 0x7e, 0xc7, 0x90, 0x62, 0xe2, 0xdc, 0x5d,
95 0x0a, 0x2c, 0x51, 0x26, 0x95, 0x3a, 0x95, 0x92, 0xa5, 0x39, 0x8f, 0x0c,
96 0x83, 0x0b, 0x9d, 0x38, 0xab, 0x98, 0x2a, 0xc4, 0x01, 0xc4, 0x0d, 0x77,
97 0x13, 0xcb, 0xca, 0xf1, 0x28, 0x31, 0x52, 0x75, 0x27, 0x2c, 0xf0, 0x04,
98 0x86, 0xc8, 0xf3, 0x3d, 0xf2, 0x9d, 0x8f, 0x55, 0x52, 0x40, 0x3f, 0xaa,
99 0x22, 0x7f, 0xe7, 0x69, 0x3b, 0xee, 0x44, 0x09, 0xde, 0xff, 0xb0, 0x69,
100 0x3a, 0xae, 0x74, 0xe9, 0x9d, 0x33, 0xae, 0x8b, 0x6d, 0x60, 0x04, 0xff,
101 0x53, 0x3f, 0x88, 0xe9, 0x63, 0x9b, 0xb1, 0x6d, 0x2c, 0x22, 0x15, 0x5a,
102 0x15, 0xd9, 0xe5, 0xcb, 0x03, 0x78, 0x3c, 0xca, 0x59, 0x8c, 0xc8, 0xc2,
103 0x86, 0xff, 0xd2, 0x79, 0xd6, 0xc6, 0xec, 0x5b, 0xbb, 0xa0, 0xae, 0x01,
104 0x20, 0x09, 0x2e, 0x38, 0x5d, 0xda, 0x5d, 0xe0, 0x59, 0x4e, 0xe5, 0x8b,
105 0x84, 0x8f, 0xb6, 0xe0, 0x56, 0x9f, 0x21, 0xa1, 0xcf, 0xb2, 0x0f, 0x2c,
106 0x93, 0xf8, 0xcf, 0x37, 0xc1, 0x9f, 0x32, 0x98, 0x21, 0x65, 0x52, 0x66,
107 0x6e, 0xd3, 0x71, 0x98, 0x55, 0xb9, 0x46, 0x9f, 0x1a, 0x35, 0xc4, 0x47,
108 0x69, 0x62, 0x70, 0x4b, 0x77, 0x9e, 0xe4, 0x21, 0xe6, 0x32, 0x5a, 0x26,
109 0x05, 0xba, 0x57, 0x53, 0xd7, 0x9b, 0x55, 0x3c, 0xbb, 0x53, 0x79, 0x60,
110 0x9c, 0xc8, 0x4d, 0xf7, 0xf5, 0x1d, 0x54, 0x02, 0x91, 0x68, 0x0e, 0xaa,
111 0xca, 0x5a, 0x78, 0x0c, 0x28, 0x9a, 0xc3, 0xac, 0x49, 0xc0, 0xf4, 0x85,
112 0xee, 0x59, 0x76, 0x7e, 0x28, 0x4e, 0xf1, 0x5c, 0x63, 0xf7, 0xce, 0x0e,
113 0x2c, 0x21, 0xa0, 0x58, 0xe9, 0x01, 0xfd, 0xeb, 0xd1, 0xaf, 0xe6, 0xef,
114 0x93, 0xb3, 0x95, 0x51, 0x60, 0xa2, 0x74, 0x40, 0x15, 0xe5, 0xf4, 0x0a,
115 0xca, 0x6d, 0x9a, 0x37, 0x42, 0x4d, 0x5a, 0x58, 0x49, 0x0f, 0xe9, 0x02,
116 0xfc, 0x77, 0xd8, 0x59, 0xde, 0xdd, 0xad, 0x4b, 0x99, 0x2e, 0x64, 0x73,
117 0xad, 0x42, 0x2f, 0xf3, 0x2c, 0x0d, 0x49, 0xe4, 0x2e, 0x6c, 0xa4, 0x73,
118 0x75, 0x18, 0x14, 0x85, 0xbb, 0x64, 0xb4, 0xa1, 0xb0, 0x6e, 0x01, 0xc0,
119 0xcf, 0x17, 0x9c, 0xc5, 0x28, 0xc3, 0x2d, 0x6c, 0x17, 0x2a, 0x3d, 0x06,
120 0x5c, 0xf3, 0xb4, 0x49, 0x75, 0xad, 0x17, 0x69, 0xd4, 0xca, 0x65, 0xae,
121 0x44, 0x71, 0xa5, 0xf6, 0x0d, 0x0f, 0x8e, 0x37, 0xc7, 0x43, 0xce, 0x6b,
122 0x08, 0xe9, 0xd1, 0x34, 0x48, 0x8f, 0xc9, 0xfc, 0xf3, 0x5d, 0x2d, 0xec,
123 0x62, 0xd3, 0xf0, 0xb3, 0xfe, 0x2e, 0x40, 0x55, 0x76, 0x54, 0xc7, 0xb4,
124 0x61, 0x16, 0xcc, 0x7c, 0x1c, 0x19, 0x24, 0xe6, 0x4d, 0xd4, 0xc3, 0x77,
125 0x67, 0x1f, 0x3c, 0x74, 0x79, 0xa1, 0xf8, 0x85, 0x88, 0x1d, 0x6f, 0xa4,
126 0x7e, 0x2c, 0x21, 0x9f, 0x49, 0xf5, 0xaa, 0x4e, 0xf3, 0x4a, 0xfa, 0x9d,
127 0xbe, 0xf6, 0xce, 0xda, 0xb5, 0xab, 0x39, 0xbd, 0x16, 0x41, 0xa9, 0x4a,
128 0xac, 0x09, 0x01, 0xca,
129 };
130 static const uint8_t kOutput[] = {
131 0x54, 0x30, 0x6a, 0x13, 0xda, 0x59, 0x6b, 0x6d, 0x59, 0x49, 0xc8, 0xc5,
132 0xab, 0x26, 0xd4, 0x8a, 0xad, 0xc0, 0x3d, 0xaf, 0x14, 0xb9, 0x15, 0xb8,
133 0xca, 0xdf, 0x17, 0xa7, 0x03, 0xd3, 0xc5, 0x06, 0x01, 0xef, 0x21, 0xdd,
134 0xa3, 0x0b, 0x9e, 0x48, 0xb8, 0x5e, 0x0b, 0x87, 0x9f, 0x95, 0x23, 0x68,
135 0x85, 0x69, 0xd2, 0x5d, 0xaf, 0x57, 0xe9, 0x27, 0x11, 0x3d, 0x49, 0xfa,
136 0xf1, 0x08, 0xcc, 0x15, 0xec, 0x1d, 0x19, 0x16, 0x12, 0x9b, 0xc8, 0x66,
137 0x1f, 0xfa, 0x2c, 0x93, 0xf4, 0x99, 0x11, 0x27, 0x31, 0x0e, 0xd8, 0x46,
138 0x47, 0x40, 0x11, 0x70, 0x01, 0xca, 0xe8, 0x5b, 0xc5, 0x91, 0xc8, 0x3a,
139 0xdc, 0xaa, 0xf3, 0x4b, 0x80, 0xe5, 0xbc, 0x03, 0xd0, 0x89, 0x72, 0xbc,
140 0xce, 0x2a, 0x76, 0x0c, 0xf5, 0xda, 0x4c, 0x10, 0x06, 0x35, 0x41, 0xb1,
141 0xe6, 0xb4, 0xaa, 0x7a, 0xef, 0xf0, 0x62, 0x4a, 0xc5, 0x9f, 0x2c, 0xaf,
142 0xb8, 0x2f, 0xd9, 0xd1, 0x01, 0x7a, 0x36, 0x2f, 0x3e, 0x83, 0xa5, 0xeb,
143 0x81, 0x70, 0xa0, 0x57, 0x17, 0x46, 0xea, 0x9e, 0xcb, 0x0e, 0x74, 0xd3,
144 0x44, 0x57, 0x1d, 0x40, 0x06, 0xf8, 0xb7, 0xcb, 0x5f, 0xf4, 0x79, 0xbd,
145 0x11, 0x19, 0xd6, 0xee, 0xf8, 0xb0, 0xaa, 0xdd, 0x00, 0x62, 0xad, 0x3b,
146 0x88, 0x9a, 0x88, 0x5b, 0x1b, 0x07, 0xc9, 0xae, 0x9e, 0xa6, 0x94, 0xe5,
147 0x55, 0xdb, 0x45, 0x23, 0xb9, 0x2c, 0xcd, 0x29, 0xd3, 0x54, 0xc3, 0x88,
148 0x1e, 0x5f, 0x52, 0xf2, 0x09, 0x00, 0x26, 0x26, 0x1a, 0xed, 0xf5, 0xc2,
149 0xa9, 0x7d, 0xf9, 0x21, 0x5a, 0xaf, 0x6d, 0xab, 0x8e, 0x16, 0x84, 0x96,
150 0xb5, 0x4f, 0xcf, 0x1e, 0xa3, 0xaf, 0x08, 0x9f, 0x79, 0x86, 0xc3, 0xbe,
151 0x0c, 0x70, 0xcb, 0x8f, 0xf3, 0xc5, 0xf8, 0xe8, 0x4b, 0x21, 0x7d, 0x18,
152 0xa9, 0xed, 0x8b, 0xfb, 0x6b, 0x5a, 0x6f, 0x26, 0x0b, 0x56, 0x04, 0x7c,
153 0xfe, 0x0e, 0x1e, 0xc1, 0x3f, 0x82, 0xc5, 0x73, 0xbd, 0x53, 0x0c, 0xf0,
154 0xe2, 0xc9, 0xf3, 0x3d, 0x1b, 0x6d, 0xba, 0x70, 0xc1, 0x6d, 0xb6, 0x00,
155 0x28, 0xe1, 0xc4, 0x78, 0x62, 0x04, 0xda, 0x23, 0x86, 0xc3, 0xda, 0x74,
156 0x3d, 0x7c, 0xd6, 0x76, 0x29, 0xb2, 0x27, 0x2e, 0xb2, 0x35, 0x42, 0x60,
157 0x82, 0xcf, 0x30, 0x2c, 0x59, 0xe4, 0xe3, 0xd0, 0x74, 0x1f, 0x58, 0xe8,
158 0xda, 0x47, 0x45, 0x73, 0x1c, 0x05, 0x93, 0xae, 0x75, 0xbe, 0x1f, 0x81,
159 0xd8, 0xb7, 0xb3, 0xff, 0xfc, 0x8b, 0x52, 0x9e, 0xed, 0x8b, 0x37, 0x9f,
160 0xe0, 0xb8, 0xa2, 0x66, 0xe1, 0x6a, 0xc5, 0x1f, 0x1d, 0xf0, 0xde, 0x3f,
161 0x3d, 0xb0, 0x28, 0xf3, 0xaa, 0x4e, 0x4d, 0x31, 0xb0, 0x26, 0x79, 0x2b,
162 0x08, 0x0f, 0xe9, 0x2f, 0x79, 0xb3, 0xc8, 0xdd, 0xa7, 0x89, 0xa8, 0xa8,
163 0x1d, 0x59, 0x0e, 0x4f, 0x1e, 0x93, 0x1f, 0x70, 0x7f, 0x4e, 0x7e, 0xfe,
164 0xb8, 0xca, 0x63, 0xe0, 0xa6, 0x05, 0xcc, 0xd7, 0xde, 0x2a, 0x49, 0x31,
165 0x78, 0x5c, 0x5f, 0x44, 0xb2, 0x9b, 0x91, 0x99, 0x14, 0x29, 0x63, 0x09,
166 0x12, 0xdd, 0x02, 0xd9, 0x7b, 0xe9, 0xf5, 0x12, 0x07, 0xd0, 0xe7, 0xe6,
167 0xe8, 0xdd, 0xda, 0xa4, 0x73, 0xc4, 0x8e, 0xbd, 0x7b, 0xb7, 0xbb, 0xcb,
168 0x83, 0x2f, 0x43, 0xf6, 0x1c, 0x50, 0xae, 0x9b, 0x2e, 0x52, 0x80, 0x18,
169 0x85, 0xa8, 0x23, 0x52, 0x7a, 0x6a, 0xf7, 0x42, 0x36, 0xca, 0x91, 0x5a,
170 0x3d, 0x2a, 0xa0, 0x35, 0x7d, 0x70, 0xfc, 0x4c, 0x18, 0x7c, 0x57, 0x72,
171 0xcf, 0x9b, 0x29, 0xd6, 0xd0, 0xb4, 0xd7, 0xe6, 0x89, 0x70, 0x69, 0x22,
172 0x5e, 0x45, 0x09, 0x4d, 0x49, 0x87, 0x84, 0x5f, 0x8a, 0x5f, 0xe4, 0x15,
173 0xd3, 0xe3, 0x72, 0xaf, 0xb2, 0x30, 0x9c, 0xc1, 0xff, 0x8e, 0x6d, 0x2a,
174 0x76, 0x9e, 0x08, 0x03, 0x7e, 0xe0, 0xc3, 0xc2, 0x97, 0x06, 0x6b, 0x33,
175 0x2b, 0x08, 0xe3, 0xd5, 0x0b, 0xd8, 0x32, 0x67, 0x61, 0x10, 0xed, 0x6b,
176 0xed, 0x50, 0xef, 0xd7, 0x1c, 0x1b, 0xe0, 0x6d, 0xa1, 0x64, 0x19, 0x34,
177 0x2f, 0xe4, 0xe8, 0x54, 0xbf, 0x84, 0x0e, 0xdf, 0x0e, 0x8b, 0xd8, 0xdd,
178 0x77, 0x96, 0xb8, 0x54, 0xab, 0xf2, 0x95, 0x59, 0x0d, 0x0d, 0x0a, 0x15,
179 0x6e, 0x01, 0xf2, 0x24, 0xab, 0xa0, 0xd8, 0xdf, 0x38, 0xea, 0x97, 0x58,
180 0x76, 0x88, 0xbe, 0xaf, 0x45, 0xe3, 0x56, 0x4f, 0x68, 0xe8, 0x4b, 0xe7,
181 0x2b, 0x22, 0x18, 0x96, 0x82, 0x89, 0x25, 0x34, 0xd1, 0xdd, 0x08, 0xea,
182 0x7e, 0x21, 0xef, 0x57, 0x55, 0x43, 0xf7, 0xfa, 0xca, 0x1c, 0xde, 0x99,
183 0x2e, 0x8b, 0xd8, 0xc3, 0xcf, 0x89, 0x4d, 0xfc, 0x3b, 0x7d, 0x4a, 0xc9,
184 0x99, 0xc4, 0x31, 0xb6, 0x7a, 0xae, 0xf8, 0x49, 0xb2, 0x46, 0xc1, 0x60,
185 0x05, 0x75, 0xf3, 0x3d, 0xf2, 0xc9, 0x84, 0xa4, 0xb9, 0x8a, 0x87, 0x2a,
186 0x87, 0x5c, 0x0a, 0xbc, 0x51, 0x7d, 0x9a, 0xf5, 0xc9, 0x24, 0x2d, 0x5e,
187 0xe6, 0xc6, 0xe3, 0xcd, 0x7e, 0xe4, 0xaf, 0x8a, 0x6c, 0x00, 0x04, 0xc8,
188 0xd7, 0xa5, 0xad, 0xfa, 0xb2, 0x08, 0x4a, 0x26, 0x9b, 0x7c, 0xd0, 0xc6,
189 0x13, 0xb1, 0xb9, 0x65, 0x3f, 0x70, 0x30, 0xf9, 0x98, 0x9d, 0x87, 0x99,
190 0x57, 0x71, 0x3e, 0xb1, 0xc3, 0x24, 0xf0, 0xa6, 0xa2, 0x60, 0x9d, 0x66,
191 0xd2, 0x5f, 0xae, 0xe3, 0x94, 0x87, 0xea, 0xd1, 0xea, 0x0d, 0x2a, 0x77,
192 0xef, 0x31, 0xcc, 0xeb, 0xf9, 0x0c, 0xdc, 0x9c, 0x12, 0x80, 0xbb, 0xb0,
193 0x8e, 0xab, 0x9a, 0x04, 0xcd, 0x4b, 0x95, 0x4f, 0x7a, 0x0b, 0x53, 0x7c,
194 0x16, 0xcc, 0x0e, 0xb1, 0x73, 0x10, 0xdd, 0xaa, 0x76, 0x94, 0x90, 0xd9,
195 0x8b, 0x66, 0x41, 0x31, 0xed, 0x8c, 0x7d, 0x74, 0xc4, 0x33, 0xfa, 0xc3,
196 0x43, 0x8d, 0x10, 0xbc, 0x84, 0x4d, 0x0e, 0x95, 0x32, 0xdf, 0x17, 0x43,
197 0x6d, 0xd2, 0x5e, 0x12, 0xb9, 0xed, 0x33, 0xd9, 0x97, 0x6f, 0x4a, 0xcd,
198 0xc3, 0xcd, 0x81, 0x34, 0xbe, 0x7e, 0xa2, 0xd0, 0xa7, 0x91, 0x5d, 0x90,
199 0xf6, 0x5e, 0x4a, 0x25, 0x0f, 0xcc, 0x24, 0xeb, 0xe1, 0xe4, 0x62, 0x6c,
200 0x8f, 0x45, 0x36, 0x97, 0x5d, 0xda, 0x20, 0x2b, 0x86, 0x00, 0x8c, 0x94,
201 0xa9, 0x6a, 0x69, 0xb2, 0xe9, 0xbb, 0x82, 0x8e, 0x41, 0x95, 0xb4, 0xb7,
202 0xf1, 0x55, 0x52, 0x30, 0x39, 0x48, 0xb3, 0x25, 0x82, 0xa9, 0x10, 0x27,
203 0x89, 0xb5, 0xe5, 0x1f, 0xab, 0x72, 0x3c, 0x70, 0x08, 0xce, 0xe6, 0x61,
204 0xbf, 0x19, 0xc8, 0x90, 0x2b, 0x29, 0x30, 0x3e, 0xb8, 0x4c, 0x33, 0xf0,
205 0xf0, 0x15, 0x2e, 0xb7, 0x25, 0xca, 0x99, 0x4b, 0x6f, 0x4b, 0x41, 0x50,
206 0xee, 0x56, 0x99, 0xcf, 0x2b, 0xa4, 0xc4, 0x7c, 0x5c, 0xa6, 0xd4, 0x67,
207 0x04, 0x5c, 0x5d, 0x5f, 0x26, 0x9e, 0x0f, 0xe2, 0x58, 0x68, 0x4c, 0x30,
208 0xcd, 0xef, 0x46, 0xdb, 0x37, 0x6f, 0xbb, 0xc4, 0x80, 0xca, 0x8a, 0x54,
209 0x5d, 0x71, 0x9d, 0x0c, 0xe8, 0xb8, 0x2c, 0x10, 0x90, 0x44, 0xa4, 0x88,
210 0x3f, 0xbc, 0x15, 0x3c, 0xd2, 0xca, 0x0e, 0xc3, 0xe4, 0x6e, 0xef, 0xb0,
211 0xcb, 0xfd, 0x61, 0x7c, 0x27, 0xf2, 0x25, 0xea, 0x71, 0x6d, 0xf7, 0x49,
212 0x9c, 0x81, 0x27, 0xf0, 0x61, 0x33, 0xcf, 0x55, 0x68, 0xd3, 0x73, 0xa4,
213 0xed, 0x35, 0x65, 0x2a, 0xf2, 0x3e, 0xcf, 0x90, 0x98, 0x54, 0x6d, 0x95,
214 0x6a, 0x0c, 0x9c, 0x24, 0x0e, 0xb4, 0xb7, 0x9b, 0x8d, 0x6e, 0x1c, 0xbc,
215 0xeb, 0x17, 0x10, 0x86, 0xda, 0x91, 0x6d, 0x89, 0x4c, 0xeb, 0xf5, 0x50,
216 0x8f, 0x40, 0xcf, 0x4a,
217 };
218
219 static_assert(sizeof(kInput) == sizeof(kOutput),
220 "Input and output lengths don't match.");
221
TEST(ChaChaTest,TestVector)222 TEST(ChaChaTest, TestVector) {
223 // Run the test with the test vector at all lengths.
224 for (size_t len = 0; len <= sizeof(kInput); len++) {
225 SCOPED_TRACE(len);
226
227 std::unique_ptr<uint8_t[]> buf(new uint8_t[len]);
228 CRYPTO_chacha_20(buf.get(), kInput, len, kKey, kNonce, kCounter);
229 EXPECT_EQ(Bytes(kOutput, len), Bytes(buf.get(), len));
230
231 // Test the in-place version.
232 OPENSSL_memcpy(buf.get(), kInput, len);
233 CRYPTO_chacha_20(buf.get(), buf.get(), len, kKey, kNonce, kCounter);
234 EXPECT_EQ(Bytes(kOutput, len), Bytes(buf.get(), len));
235 }
236 }
237