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diff --git a/src/lib/libcrypto/evp/evp_pbe.c b/src/lib/libcrypto/evp/evp_pbe.c
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1/* evp_pbe.c */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 1999.
4 */
5/* ====================================================================
6 * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/evp.h>
62#include <openssl/pkcs12.h>
63#include <openssl/x509.h>
64#include "evp_locl.h"
65
66/* Password based encryption (PBE) functions */
67
68DECLARE_STACK_OF(EVP_PBE_CTL)
69static STACK_OF(EVP_PBE_CTL) *pbe_algs;
70
71/* Setup a cipher context from a PBE algorithm */
72
73typedef struct
74 {
75 int pbe_type;
76 int pbe_nid;
77 int cipher_nid;
78 int md_nid;
79 EVP_PBE_KEYGEN *keygen;
80 } EVP_PBE_CTL;
81
82static const EVP_PBE_CTL builtin_pbe[] =
83 {
84 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndDES_CBC,
85 NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen},
86 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndDES_CBC,
87 NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen},
88 {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndRC2_CBC,
89 NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen},
90
91#ifndef OPENSSL_NO_HMAC
92 {EVP_PBE_TYPE_OUTER, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen},
93#endif
94
95 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC4,
96 NID_rc4, NID_sha1, PKCS12_PBE_keyivgen},
97 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC4,
98 NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen},
99 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
100 NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen},
101 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And2_Key_TripleDES_CBC,
102 NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen},
103 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC2_CBC,
104 NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen},
105 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC2_CBC,
106 NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen},
107
108#ifndef OPENSSL_NO_HMAC
109 {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen},
110#endif
111 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndRC2_CBC,
112 NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen},
113 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndRC2_CBC,
114 NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen},
115 {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndDES_CBC,
116 NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen},
117
118
119 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA1, -1, NID_sha1, 0},
120 {EVP_PBE_TYPE_PRF, NID_hmacWithMD5, -1, NID_md5, 0},
121 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA224, -1, NID_sha224, 0},
122 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA256, -1, NID_sha256, 0},
123 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA384, -1, NID_sha384, 0},
124 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512, -1, NID_sha512, 0},
125 {EVP_PBE_TYPE_PRF, NID_id_HMACGostR3411_94, -1, NID_id_GostR3411_94, 0},
126 };
127
128#ifdef TEST
129int main(int argc, char **argv)
130 {
131 int i, nid_md, nid_cipher;
132 EVP_PBE_CTL *tpbe, *tpbe2;
133 /*OpenSSL_add_all_algorithms();*/
134
135 for (i = 0; i < sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL); i++)
136 {
137 tpbe = builtin_pbe + i;
138 fprintf(stderr, "%d %d %s ", tpbe->pbe_type, tpbe->pbe_nid,
139 OBJ_nid2sn(tpbe->pbe_nid));
140 if (EVP_PBE_find(tpbe->pbe_type, tpbe->pbe_nid,
141 &nid_cipher ,&nid_md,0))
142 fprintf(stderr, "Found %s %s\n",
143 OBJ_nid2sn(nid_cipher),
144 OBJ_nid2sn(nid_md));
145 else
146 fprintf(stderr, "Find ERROR!!\n");
147 }
148
149 return 0;
150 }
151#endif
152
153
154
155int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
156 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de)
157 {
158 const EVP_CIPHER *cipher;
159 const EVP_MD *md;
160 int cipher_nid, md_nid;
161 EVP_PBE_KEYGEN *keygen;
162
163 if (!EVP_PBE_find(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj),
164 &cipher_nid, &md_nid, &keygen))
165 {
166 char obj_tmp[80];
167 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_PBE_ALGORITHM);
168 if (!pbe_obj) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp);
169 else i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj);
170 ERR_add_error_data(2, "TYPE=", obj_tmp);
171 return 0;
172 }
173
174 if(!pass)
175 passlen = 0;
176 else if (passlen == -1)
177 passlen = strlen(pass);
178
179 if (cipher_nid == -1)
180 cipher = NULL;
181 else
182 {
183 cipher = EVP_get_cipherbynid(cipher_nid);
184 if (!cipher)
185 {
186 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_CIPHER);
187 return 0;
188 }
189 }
190
191 if (md_nid == -1)
192 md = NULL;
193 else
194 {
195 md = EVP_get_digestbynid(md_nid);
196 if (!md)
197 {
198 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_DIGEST);
199 return 0;
200 }
201 }
202
203 if (!keygen(ctx, pass, passlen, param, cipher, md, en_de))
204 {
205 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_KEYGEN_FAILURE);
206 return 0;
207 }
208 return 1;
209}
210
211DECLARE_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2);
212
213static int pbe2_cmp(const EVP_PBE_CTL *pbe1, const EVP_PBE_CTL *pbe2)
214 {
215 int ret = pbe1->pbe_type - pbe2->pbe_type;
216 if (ret)
217 return ret;
218 else
219 return pbe1->pbe_nid - pbe2->pbe_nid;
220 }
221
222IMPLEMENT_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2);
223
224static int pbe_cmp(const EVP_PBE_CTL * const *a, const EVP_PBE_CTL * const *b)
225 {
226 int ret = (*a)->pbe_type - (*b)->pbe_type;
227 if (ret)
228 return ret;
229 else
230 return (*a)->pbe_nid - (*b)->pbe_nid;
231 }
232
233/* Add a PBE algorithm */
234
235int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
236 EVP_PBE_KEYGEN *keygen)
237 {
238 EVP_PBE_CTL *pbe_tmp;
239 if (!pbe_algs)
240 pbe_algs = sk_EVP_PBE_CTL_new(pbe_cmp);
241 if (!(pbe_tmp = (EVP_PBE_CTL*) OPENSSL_malloc (sizeof(EVP_PBE_CTL))))
242 {
243 EVPerr(EVP_F_EVP_PBE_ALG_ADD_TYPE,ERR_R_MALLOC_FAILURE);
244 return 0;
245 }
246 pbe_tmp->pbe_type = pbe_type;
247 pbe_tmp->pbe_nid = pbe_nid;
248 pbe_tmp->cipher_nid = cipher_nid;
249 pbe_tmp->md_nid = md_nid;
250 pbe_tmp->keygen = keygen;
251
252
253 sk_EVP_PBE_CTL_push (pbe_algs, pbe_tmp);
254 return 1;
255 }
256
257int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
258 EVP_PBE_KEYGEN *keygen)
259 {
260 int cipher_nid, md_nid;
261 if (cipher)
262 cipher_nid = EVP_CIPHER_type(cipher);
263 else
264 cipher_nid = -1;
265 if (md)
266 md_nid = EVP_MD_type(md);
267 else
268 md_nid = -1;
269
270 return EVP_PBE_alg_add_type(EVP_PBE_TYPE_OUTER, nid,
271 cipher_nid, md_nid, keygen);
272 }
273
274int EVP_PBE_find(int type, int pbe_nid,
275 int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen)
276 {
277 EVP_PBE_CTL *pbetmp = NULL, pbelu;
278 int i;
279 if (pbe_nid == NID_undef)
280 return 0;
281
282 pbelu.pbe_type = type;
283 pbelu.pbe_nid = pbe_nid;
284
285 if (pbe_algs)
286 {
287 i = sk_EVP_PBE_CTL_find(pbe_algs, &pbelu);
288 if (i != -1)
289 pbetmp = sk_EVP_PBE_CTL_value (pbe_algs, i);
290 }
291 if (pbetmp == NULL)
292 {
293 pbetmp = OBJ_bsearch_pbe2(&pbelu, builtin_pbe,
294 sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL));
295 }
296 if (pbetmp == NULL)
297 return 0;
298 if (pcnid)
299 *pcnid = pbetmp->cipher_nid;
300 if (pmnid)
301 *pmnid = pbetmp->md_nid;
302 if (pkeygen)
303 *pkeygen = pbetmp->keygen;
304 return 1;
305 }
306
307static void free_evp_pbe_ctl(EVP_PBE_CTL *pbe)
308 {
309 OPENSSL_freeFunc(pbe);
310 }
311
312void EVP_PBE_cleanup(void)
313 {
314 sk_EVP_PBE_CTL_pop_free(pbe_algs, free_evp_pbe_ctl);
315 pbe_algs = NULL;
316 }
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