xref: /openbsd-src/regress/lib/libcrypto/pbkdf2/pbkdf2.c (revision f2da64fbbbf1b03f09f390ab01267c93dfd77c4c)
1 /* Written by Christian Heimes, 2013 */
2 /*
3  * Copyright (c) 2013 The OpenSSL Project.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in
14  *    the documentation and/or other materials provided with the
15  *    distribution.
16  *
17  * 3. All advertising materials mentioning features or use of this
18  *    software must display the following acknowledgment:
19  *    "This product includes software developed by the OpenSSL Project
20  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21  *
22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23  *    endorse or promote products derived from this software without
24  *    prior written permission. For written permission, please contact
25  *    openssl-core@openssl.org.
26  *
27  * 5. Products derived from this software may not be called "OpenSSL"
28  *    nor may "OpenSSL" appear in their names without prior written
29  *    permission of the OpenSSL Project.
30  *
31  * 6. Redistributions of any form whatsoever must retain the following
32  *    acknowledgment:
33  *    "This product includes software developed by the OpenSSL Project
34  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35  *
36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47  * OF THE POSSIBILITY OF SUCH DAMAGE.
48  */
49 
50 
51 #include <stdio.h>
52 #include <stdlib.h>
53 #include <string.h>
54 #include <errno.h>
55 
56 #include <openssl/opensslconf.h>
57 #include <openssl/evp.h>
58 #ifndef OPENSSL_NO_ENGINE
59 #include <openssl/engine.h>
60 #endif
61 #include <openssl/err.h>
62 #include <openssl/conf.h>
63 
64 typedef struct {
65 	const char *pass;
66 	int passlen;
67 	const char *salt;
68 	int saltlen;
69 	int iter;
70 } testdata;
71 
72 static const testdata test_cases[] = {
73 	{"password", 8, "salt", 4, 1},
74 	{"password", 8, "salt", 4, 2},
75 	{"password", 8, "salt", 4, 4096},
76 	{"passwordPASSWORDpassword", 24,
77 	 "saltSALTsaltSALTsaltSALTsaltSALTsalt", 36, 4096},
78 	{"pass\0word", 9, "sa\0lt", 5, 4096},
79 	{NULL},
80 };
81 
82 static const char *sha1_results[] = {
83 	"0c60c80f961f0e71f3a9b524af6012062fe037a6",
84 	"ea6c014dc72d6f8ccd1ed92ace1d41f0d8de8957",
85 	"4b007901b765489abead49d926f721d065a429c1",
86 	"3d2eec4fe41c849b80c8d83662c0e44a8b291a964cf2f07038",
87 	"56fa6aa75548099dcc37d7f03425e0c3",
88 };
89 
90 static const char *sha256_results[] = {
91 	"120fb6cffcf8b32c43e7225256c4f837a86548c92ccc35480805987cb70be17b",
92 	"ae4d0c95af6b46d32d0adff928f06dd02a303f8ef3c251dfd6e2d85a95474c43",
93 	"c5e478d59288c841aa530db6845c4c8d962893a001ce4e11a4963873aa98134a",
94 	"348c89dbcbd32b2f32d814b8116e84cf2b17347ebc1800181c4e2a1fb8dd53e1c63551"
95 		"8c7dac47e9",
96 	"89b69d0516f829893c696226650a8687",
97 };
98 
99 static const char *sha512_results[] = {
100 	"867f70cf1ade02cff3752599a3a53dc4af34c7a669815ae5d513554e1c8cf252c02d47"
101 		"0a285a0501bad999bfe943c08f050235d7d68b1da55e63f73b60a57fce",
102 	"e1d9c16aa681708a45f5c7c4e215ceb66e011a2e9f0040713f18aefdb866d53cf76cab"
103 		"2868a39b9f7840edce4fef5a82be67335c77a6068e04112754f27ccf4e",
104 	"d197b1b33db0143e018b12f3d1d1479e6cdebdcc97c5c0f87f6902e072f457b5143f30"
105 		"602641b3d55cd335988cb36b84376060ecd532e039b742a239434af2d5",
106 	"8c0511f4c6e597c6ac6315d8f0362e225f3c501495ba23b868c005174dc4ee71115b59"
107 		"f9e60cd9532fa33e0f75aefe30225c583a186cd82bd4daea9724a3d3b8",
108 	"9d9e9c4cd21fe4be24d5b8244c759665",
109 };
110 
111 static void
112 hexdump(FILE *f, const char *title, const unsigned char *s, size_t len)
113 {
114 	fprintf(f, "%s", title);
115 	for (; len != 0; len--)
116 		fprintf(f, " 0x%02x", *(s++));
117 	fprintf(f, "\n");
118 }
119 
120 static int
121 convert(unsigned char *dst, const unsigned char *src, size_t len)
122 {
123 	unsigned int n;
124 
125 	for (; len != 0; src += 2, len--) {
126 		if (sscanf((char *)src, "%2x", &n) != 1)
127 			return EINVAL;
128 		*dst++ = (unsigned char)n;
129 	}
130 	return 0;
131 }
132 
133 static void
134 test_p5_pbkdf2(unsigned int n, const char *digestname, const testdata *test,
135     const char *hex)
136 {
137 	const EVP_MD *digest;
138 	unsigned char *out;
139 	unsigned char *expected;
140 	size_t keylen;
141 	int r;
142 
143 	digest = EVP_get_digestbyname(digestname);
144 	if (digest == NULL) {
145 		fprintf(stderr, "unknown digest %s\n", digestname);
146 		exit(5);
147 	}
148 
149 	keylen = strlen(hex);
150 	if ((keylen % 2) != 0) {
151 		fprintf(stderr, "odd hex string %s, digest %u\n", digestname, n);
152 		exit(5);
153 	}
154 	keylen /= 2;
155 	expected = malloc(keylen);
156 	out = malloc(keylen);
157 	if (expected == NULL || out == NULL) {
158 		fprintf(stderr, "malloc() failed\n");
159 		exit(5);
160 	}
161 	if (convert(expected, (const unsigned char *)hex, keylen) != 0) {
162 		fprintf(stderr, "invalid hex string %s, digest %u\n", hex, n);
163 		exit(5);
164 	}
165 
166 	r = PKCS5_PBKDF2_HMAC(test->pass, test->passlen,
167 	    (const unsigned char *)test->salt, test->saltlen,
168 	    test->iter, digest, keylen, out);
169 
170 	if (r == 0) {
171 		fprintf(stderr, "PKCS5_PBKDF2_HMAC(%s) failure test %u\n",
172 		    digestname, n);
173 		exit(3);
174 	}
175 	if (memcmp(expected, out, keylen) != 0) {
176 		fprintf(stderr,
177 		    "Wrong result for PKCS5_PBKDF2_HMAC(%s) test %u\n",
178 		    digestname, n);
179 		hexdump(stderr, "expected: ", expected, keylen);
180 		hexdump(stderr, "result:   ", out, keylen);
181 		exit(2);
182 	}
183 	free(expected);
184 	free(out);
185 }
186 
187 int
188 main(int argc,char **argv)
189 {
190 	unsigned int n;
191 	const testdata *test = test_cases;
192 
193 	OpenSSL_add_all_digests();
194 #ifndef OPENSSL_NO_ENGINE
195 	ENGINE_load_builtin_engines();
196 	ENGINE_register_all_digests();
197 #endif
198 
199 	for (n = 0; test->pass != NULL; n++, test++) {
200 		test_p5_pbkdf2(n, "sha1", test, sha1_results[n]);
201 		test_p5_pbkdf2(n, "sha256", test, sha256_results[n]);
202 		test_p5_pbkdf2(n, "sha512", test, sha512_results[n]);
203 	}
204 
205 #ifndef OPENSSL_NO_ENGINE
206 	ENGINE_cleanup();
207 #endif
208 	EVP_cleanup();
209 	CRYPTO_cleanup_all_ex_data();
210 	ERR_remove_thread_state(NULL);
211 	ERR_free_strings();
212 	return 0;
213 }
214