Adding chunk_mac() which calculates a 64-bit MAC using SipHash-2-4
[strongswan.git] / src / libstrongswan / tests / test_chunk.c
1 /*
2 * Copyright (C) 2013 Tobias Brunner
3 * Copyright (C) 2008 Martin Willi
4 * Hochschule fuer Technik Rapperswil
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * for more details.
15 */
16
17
18 #include <check.h>
19
20 #include <utils/chunk.h>
21
22 /*******************************************************************************
23 * BASE64 encoding test
24 */
25
26 START_TEST(test_base64)
27 {
28 /* test vectors from RFC4648:
29 *
30 * BASE64("") = ""
31 * BASE64("f") = "Zg=="
32 * BASE64("fo") = "Zm8="
33 * BASE64("foo") = "Zm9v"
34 * BASE64("foob") = "Zm9vYg=="
35 * BASE64("fooba") = "Zm9vYmE="
36 * BASE64("foobar") = "Zm9vYmFy"
37 */
38 typedef struct {
39 char *in;
40 char *out;
41 } testdata_t;
42
43 testdata_t test[] = {
44 {"", ""},
45 {"f", "Zg=="},
46 {"fo", "Zm8="},
47 {"foo", "Zm9v"},
48 {"foob", "Zm9vYg=="},
49 {"fooba", "Zm9vYmE="},
50 {"foobar", "Zm9vYmFy"},
51 };
52 int i;
53
54 for (i = 0; i < countof(test); i++)
55 {
56 chunk_t out;
57
58 out = chunk_to_base64(chunk_create(test[i].in, strlen(test[i].in)), NULL);
59 ck_assert_str_eq(out.ptr, test[i].out);
60 free(out.ptr);
61 }
62
63 for (i = 0; i < countof(test); i++)
64 {
65 chunk_t out;
66
67 out = chunk_from_base64(chunk_create(test[i].out, strlen(test[i].out)), NULL);
68 fail_unless(strneq(out.ptr, test[i].in, out.len),
69 "base64 conversion error - should '%s', is %#B",
70 test[i].in, &out);
71 free(out.ptr);
72 }
73 }
74 END_TEST
75
76 /*******************************************************************************
77 * test for chunk_mac(), i.e. SipHash-2-4
78 */
79
80 /**
81 * SipHash-2-4 output with
82 * k = 00 01 02 ...
83 * and
84 * in = (empty string)
85 * in = 00 (1 byte)
86 * in = 00 01 (2 bytes)
87 * in = 00 01 02 (3 bytes)
88 * ...
89 * in = 00 01 02 ... 3e (63 bytes)
90 */
91 static const u_char sip_vectors[64][8] =
92 {
93 { 0x31, 0x0e, 0x0e, 0xdd, 0x47, 0xdb, 0x6f, 0x72, },
94 { 0xfd, 0x67, 0xdc, 0x93, 0xc5, 0x39, 0xf8, 0x74, },
95 { 0x5a, 0x4f, 0xa9, 0xd9, 0x09, 0x80, 0x6c, 0x0d, },
96 { 0x2d, 0x7e, 0xfb, 0xd7, 0x96, 0x66, 0x67, 0x85, },
97 { 0xb7, 0x87, 0x71, 0x27, 0xe0, 0x94, 0x27, 0xcf, },
98 { 0x8d, 0xa6, 0x99, 0xcd, 0x64, 0x55, 0x76, 0x18, },
99 { 0xce, 0xe3, 0xfe, 0x58, 0x6e, 0x46, 0xc9, 0xcb, },
100 { 0x37, 0xd1, 0x01, 0x8b, 0xf5, 0x00, 0x02, 0xab, },
101 { 0x62, 0x24, 0x93, 0x9a, 0x79, 0xf5, 0xf5, 0x93, },
102 { 0xb0, 0xe4, 0xa9, 0x0b, 0xdf, 0x82, 0x00, 0x9e, },
103 { 0xf3, 0xb9, 0xdd, 0x94, 0xc5, 0xbb, 0x5d, 0x7a, },
104 { 0xa7, 0xad, 0x6b, 0x22, 0x46, 0x2f, 0xb3, 0xf4, },
105 { 0xfb, 0xe5, 0x0e, 0x86, 0xbc, 0x8f, 0x1e, 0x75, },
106 { 0x90, 0x3d, 0x84, 0xc0, 0x27, 0x56, 0xea, 0x14, },
107 { 0xee, 0xf2, 0x7a, 0x8e, 0x90, 0xca, 0x23, 0xf7, },
108 { 0xe5, 0x45, 0xbe, 0x49, 0x61, 0xca, 0x29, 0xa1, },
109 { 0xdb, 0x9b, 0xc2, 0x57, 0x7f, 0xcc, 0x2a, 0x3f, },
110 { 0x94, 0x47, 0xbe, 0x2c, 0xf5, 0xe9, 0x9a, 0x69, },
111 { 0x9c, 0xd3, 0x8d, 0x96, 0xf0, 0xb3, 0xc1, 0x4b, },
112 { 0xbd, 0x61, 0x79, 0xa7, 0x1d, 0xc9, 0x6d, 0xbb, },
113 { 0x98, 0xee, 0xa2, 0x1a, 0xf2, 0x5c, 0xd6, 0xbe, },
114 { 0xc7, 0x67, 0x3b, 0x2e, 0xb0, 0xcb, 0xf2, 0xd0, },
115 { 0x88, 0x3e, 0xa3, 0xe3, 0x95, 0x67, 0x53, 0x93, },
116 { 0xc8, 0xce, 0x5c, 0xcd, 0x8c, 0x03, 0x0c, 0xa8, },
117 { 0x94, 0xaf, 0x49, 0xf6, 0xc6, 0x50, 0xad, 0xb8, },
118 { 0xea, 0xb8, 0x85, 0x8a, 0xde, 0x92, 0xe1, 0xbc, },
119 { 0xf3, 0x15, 0xbb, 0x5b, 0xb8, 0x35, 0xd8, 0x17, },
120 { 0xad, 0xcf, 0x6b, 0x07, 0x63, 0x61, 0x2e, 0x2f, },
121 { 0xa5, 0xc9, 0x1d, 0xa7, 0xac, 0xaa, 0x4d, 0xde, },
122 { 0x71, 0x65, 0x95, 0x87, 0x66, 0x50, 0xa2, 0xa6, },
123 { 0x28, 0xef, 0x49, 0x5c, 0x53, 0xa3, 0x87, 0xad, },
124 { 0x42, 0xc3, 0x41, 0xd8, 0xfa, 0x92, 0xd8, 0x32, },
125 { 0xce, 0x7c, 0xf2, 0x72, 0x2f, 0x51, 0x27, 0x71, },
126 { 0xe3, 0x78, 0x59, 0xf9, 0x46, 0x23, 0xf3, 0xa7, },
127 { 0x38, 0x12, 0x05, 0xbb, 0x1a, 0xb0, 0xe0, 0x12, },
128 { 0xae, 0x97, 0xa1, 0x0f, 0xd4, 0x34, 0xe0, 0x15, },
129 { 0xb4, 0xa3, 0x15, 0x08, 0xbe, 0xff, 0x4d, 0x31, },
130 { 0x81, 0x39, 0x62, 0x29, 0xf0, 0x90, 0x79, 0x02, },
131 { 0x4d, 0x0c, 0xf4, 0x9e, 0xe5, 0xd4, 0xdc, 0xca, },
132 { 0x5c, 0x73, 0x33, 0x6a, 0x76, 0xd8, 0xbf, 0x9a, },
133 { 0xd0, 0xa7, 0x04, 0x53, 0x6b, 0xa9, 0x3e, 0x0e, },
134 { 0x92, 0x59, 0x58, 0xfc, 0xd6, 0x42, 0x0c, 0xad, },
135 { 0xa9, 0x15, 0xc2, 0x9b, 0xc8, 0x06, 0x73, 0x18, },
136 { 0x95, 0x2b, 0x79, 0xf3, 0xbc, 0x0a, 0xa6, 0xd4, },
137 { 0xf2, 0x1d, 0xf2, 0xe4, 0x1d, 0x45, 0x35, 0xf9, },
138 { 0x87, 0x57, 0x75, 0x19, 0x04, 0x8f, 0x53, 0xa9, },
139 { 0x10, 0xa5, 0x6c, 0xf5, 0xdf, 0xcd, 0x9a, 0xdb, },
140 { 0xeb, 0x75, 0x09, 0x5c, 0xcd, 0x98, 0x6c, 0xd0, },
141 { 0x51, 0xa9, 0xcb, 0x9e, 0xcb, 0xa3, 0x12, 0xe6, },
142 { 0x96, 0xaf, 0xad, 0xfc, 0x2c, 0xe6, 0x66, 0xc7, },
143 { 0x72, 0xfe, 0x52, 0x97, 0x5a, 0x43, 0x64, 0xee, },
144 { 0x5a, 0x16, 0x45, 0xb2, 0x76, 0xd5, 0x92, 0xa1, },
145 { 0xb2, 0x74, 0xcb, 0x8e, 0xbf, 0x87, 0x87, 0x0a, },
146 { 0x6f, 0x9b, 0xb4, 0x20, 0x3d, 0xe7, 0xb3, 0x81, },
147 { 0xea, 0xec, 0xb2, 0xa3, 0x0b, 0x22, 0xa8, 0x7f, },
148 { 0x99, 0x24, 0xa4, 0x3c, 0xc1, 0x31, 0x57, 0x24, },
149 { 0xbd, 0x83, 0x8d, 0x3a, 0xaf, 0xbf, 0x8d, 0xb7, },
150 { 0x0b, 0x1a, 0x2a, 0x32, 0x65, 0xd5, 0x1a, 0xea, },
151 { 0x13, 0x50, 0x79, 0xa3, 0x23, 0x1c, 0xe6, 0x60, },
152 { 0x93, 0x2b, 0x28, 0x46, 0xe4, 0xd7, 0x06, 0x66, },
153 { 0xe1, 0x91, 0x5f, 0x5c, 0xb1, 0xec, 0xa4, 0x6c, },
154 { 0xf3, 0x25, 0x96, 0x5c, 0xa1, 0x6d, 0x62, 0x9f, },
155 { 0x57, 0x5f, 0xf2, 0x8e, 0x60, 0x38, 0x1b, 0xe5, },
156 { 0x72, 0x45, 0x06, 0xeb, 0x4c, 0x32, 0x8a, 0x95, }
157 };
158
159 START_TEST(test_chunk_mac)
160 {
161 chunk_t in;
162 u_char key[16];
163 u_int64_t out;
164 int i, count;
165
166 count = countof(sip_vectors);
167 in = chunk_alloca(count);
168
169 for (i = 0; i < 16; ++i)
170 {
171 key[i] = i;
172 }
173
174 for (i = 0; i < count; ++i)
175 {
176 in.ptr[i] = i;
177 in.len = i;
178 out = chunk_mac(in, key);
179 fail_unless(memeq(&out, sip_vectors[i], 8),
180 "test vector failed for %d bytes", i);
181 }
182 }
183 END_TEST
184
185 Suite *chunk_suite_create()
186 {
187 Suite *s;
188 TCase *tc;
189
190 s = suite_create("chunk");
191
192 tc = tcase_create("base64");
193 tcase_add_test(tc, test_base64);
194 suite_add_tcase(s, tc);
195
196 tc = tcase_create("chunk_mac");
197 tcase_add_test(tc, test_chunk_mac);
198 suite_add_tcase(s, tc);
199
200 return s;
201 }