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authordjm <>2010-10-01 22:59:01 +0000
committerdjm <>2010-10-01 22:59:01 +0000
commitfe047d8b632246cb2db3234a0a4f32e5c318857b (patch)
tree939b752540947d33507b3acc48d76a8bfb7c3dc3 /src/lib/libcrypto/evp/evp_pbe.c
parent2ea67f4aa254b09ded62e6e14fc893bbe6381579 (diff)
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resolve conflicts, fix local changes
Diffstat (limited to 'src/lib/libcrypto/evp/evp_pbe.c')
-rw-r--r--src/lib/libcrypto/evp/evp_pbe.c266
1 files changed, 220 insertions, 46 deletions
diff --git a/src/lib/libcrypto/evp/evp_pbe.c b/src/lib/libcrypto/evp/evp_pbe.c
index 5e830be65f..c9d932d205 100644
--- a/src/lib/libcrypto/evp/evp_pbe.c
+++ b/src/lib/libcrypto/evp/evp_pbe.c
@@ -3,7 +3,7 @@
3 * project 1999. 3 * project 1999.
4 */ 4 */
5/* ==================================================================== 5/* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 6 * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved.
7 * 7 *
8 * Redistribution and use in source and binary forms, with or without 8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions 9 * modification, are permitted provided that the following conditions
@@ -59,79 +59,253 @@
59#include <stdio.h> 59#include <stdio.h>
60#include "cryptlib.h" 60#include "cryptlib.h"
61#include <openssl/evp.h> 61#include <openssl/evp.h>
62#include <openssl/pkcs12.h>
62#include <openssl/x509.h> 63#include <openssl/x509.h>
63 64
64/* Password based encryption (PBE) functions */ 65/* Password based encryption (PBE) functions */
65 66
66static STACK *pbe_algs; 67DECLARE_STACK_OF(EVP_PBE_CTL)
68static STACK_OF(EVP_PBE_CTL) *pbe_algs;
67 69
68/* Setup a cipher context from a PBE algorithm */ 70/* Setup a cipher context from a PBE algorithm */
69 71
70typedef struct { 72typedef struct
71int pbe_nid; 73 {
72const EVP_CIPHER *cipher; 74 int pbe_type;
73const EVP_MD *md; 75 int pbe_nid;
74EVP_PBE_KEYGEN *keygen; 76 int cipher_nid;
75} EVP_PBE_CTL; 77 int md_nid;
78 EVP_PBE_KEYGEN *keygen;
79 } EVP_PBE_CTL;
76 80
77int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen, 81static const EVP_PBE_CTL builtin_pbe[] =
78 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de) 82 {
79{ 83 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndDES_CBC,
84 NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen},
85 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndDES_CBC,
86 NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen},
87 {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndRC2_CBC,
88 NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen},
80 89
81 EVP_PBE_CTL *pbetmp, pbelu; 90 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC4,
82 int i; 91 NID_rc4, NID_sha1, PKCS12_PBE_keyivgen},
83 pbelu.pbe_nid = OBJ_obj2nid(pbe_obj); 92 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC4,
84 if (pbelu.pbe_nid != NID_undef) i = sk_find(pbe_algs, (char *)&pbelu); 93 NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen},
85 else i = -1; 94 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
95 NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen},
96 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And2_Key_TripleDES_CBC,
97 NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen},
98 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC2_CBC,
99 NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen},
100 {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC2_CBC,
101 NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen},
102
103#ifndef OPENSSL_NO_HMAC
104 {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen},
105#endif
106 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndRC2_CBC,
107 NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen},
108 {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndRC2_CBC,
109 NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen},
110 {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndDES_CBC,
111 NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen},
112
113
114 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA1, -1, NID_sha1, 0},
115 {EVP_PBE_TYPE_PRF, NID_hmacWithMD5, -1, NID_md5, 0},
116 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA224, -1, NID_sha224, 0},
117 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA256, -1, NID_sha256, 0},
118 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA384, -1, NID_sha384, 0},
119 {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512, -1, NID_sha512, 0},
120 {EVP_PBE_TYPE_PRF, NID_id_HMACGostR3411_94, -1, NID_id_GostR3411_94, 0},
121 };
122
123#ifdef TEST
124int main(int argc, char **argv)
125 {
126 int i, nid_md, nid_cipher;
127 EVP_PBE_CTL *tpbe, *tpbe2;
128 /*OpenSSL_add_all_algorithms();*/
129
130 for (i = 0; i < sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL); i++)
131 {
132 tpbe = builtin_pbe + i;
133 fprintf(stderr, "%d %d %s ", tpbe->pbe_type, tpbe->pbe_nid,
134 OBJ_nid2sn(tpbe->pbe_nid));
135 if (EVP_PBE_find(tpbe->pbe_type, tpbe->pbe_nid,
136 &nid_cipher ,&nid_md,0))
137 fprintf(stderr, "Found %s %s\n",
138 OBJ_nid2sn(nid_cipher),
139 OBJ_nid2sn(nid_md));
140 else
141 fprintf(stderr, "Find ERROR!!\n");
142 }
143
144 return 0;
145 }
146#endif
147
148
149
150int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
151 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de)
152 {
153 const EVP_CIPHER *cipher;
154 const EVP_MD *md;
155 int cipher_nid, md_nid;
156 EVP_PBE_KEYGEN *keygen;
86 157
87 if (i == -1) { 158 if (!EVP_PBE_find(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj),
159 &cipher_nid, &md_nid, &keygen))
160 {
88 char obj_tmp[80]; 161 char obj_tmp[80];
89 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_PBE_ALGORITHM); 162 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_PBE_ALGORITHM);
90 if (!pbe_obj) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp); 163 if (!pbe_obj) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp);
91 else i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj); 164 else i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj);
92 ERR_add_error_data(2, "TYPE=", obj_tmp); 165 ERR_add_error_data(2, "TYPE=", obj_tmp);
93 return 0; 166 return 0;
94 } 167 }
95 if(!pass) passlen = 0; 168
96 else if (passlen == -1) passlen = strlen(pass); 169 if(!pass)
97 pbetmp = (EVP_PBE_CTL *)sk_value (pbe_algs, i); 170 passlen = 0;
98 i = (*pbetmp->keygen)(ctx, pass, passlen, param, pbetmp->cipher, 171 else if (passlen == -1)
99 pbetmp->md, en_de); 172 passlen = strlen(pass);
100 if (!i) { 173
174 if (cipher_nid == -1)
175 cipher = NULL;
176 else
177 {
178 cipher = EVP_get_cipherbynid(cipher_nid);
179 if (!cipher)
180 {
181 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_CIPHER);
182 return 0;
183 }
184 }
185
186 if (md_nid == -1)
187 md = NULL;
188 else
189 {
190 md = EVP_get_digestbynid(md_nid);
191 if (!md)
192 {
193 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_DIGEST);
194 return 0;
195 }
196 }
197
198 if (!keygen(ctx, pass, passlen, param, cipher, md, en_de))
199 {
101 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_KEYGEN_FAILURE); 200 EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_KEYGEN_FAILURE);
102 return 0; 201 return 0;
103 } 202 }
104 return 1; 203 return 1;
105} 204}
106 205
107static int pbe_cmp(const char * const *a, const char * const *b) 206DECLARE_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2);
108{ 207
109 const EVP_PBE_CTL * const *pbe1 = (const EVP_PBE_CTL * const *) a, 208static int pbe2_cmp(const EVP_PBE_CTL *pbe1, const EVP_PBE_CTL *pbe2)
110 * const *pbe2 = (const EVP_PBE_CTL * const *)b; 209 {
111 return ((*pbe1)->pbe_nid - (*pbe2)->pbe_nid); 210 int ret = pbe1->pbe_type - pbe2->pbe_type;
112} 211 if (ret)
212 return ret;
213 else
214 return pbe1->pbe_nid - pbe2->pbe_nid;
215 }
216
217IMPLEMENT_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2);
218
219static int pbe_cmp(const EVP_PBE_CTL * const *a, const EVP_PBE_CTL * const *b)
220 {
221 int ret = (*a)->pbe_type - (*b)->pbe_type;
222 if (ret)
223 return ret;
224 else
225 return (*a)->pbe_nid - (*b)->pbe_nid;
226 }
113 227
114/* Add a PBE algorithm */ 228/* Add a PBE algorithm */
115 229
116int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md, 230int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
117 EVP_PBE_KEYGEN *keygen) 231 EVP_PBE_KEYGEN *keygen)
118{ 232 {
119 EVP_PBE_CTL *pbe_tmp; 233 EVP_PBE_CTL *pbe_tmp;
120 if (!pbe_algs) pbe_algs = sk_new(pbe_cmp); 234 if (!pbe_algs)
121 if (!(pbe_tmp = (EVP_PBE_CTL*) OPENSSL_malloc (sizeof(EVP_PBE_CTL)))) { 235 pbe_algs = sk_EVP_PBE_CTL_new(pbe_cmp);
122 EVPerr(EVP_F_EVP_PBE_ALG_ADD,ERR_R_MALLOC_FAILURE); 236 if (!(pbe_tmp = (EVP_PBE_CTL*) OPENSSL_malloc (sizeof(EVP_PBE_CTL))))
237 {
238 EVPerr(EVP_F_EVP_PBE_ALG_ADD_TYPE,ERR_R_MALLOC_FAILURE);
123 return 0; 239 return 0;
124 } 240 }
125 pbe_tmp->pbe_nid = nid; 241 pbe_tmp->pbe_type = pbe_type;
126 pbe_tmp->cipher = cipher; 242 pbe_tmp->pbe_nid = pbe_nid;
127 pbe_tmp->md = md; 243 pbe_tmp->cipher_nid = cipher_nid;
244 pbe_tmp->md_nid = md_nid;
128 pbe_tmp->keygen = keygen; 245 pbe_tmp->keygen = keygen;
129 sk_push (pbe_algs, (char *)pbe_tmp); 246
247
248 sk_EVP_PBE_CTL_push (pbe_algs, pbe_tmp);
130 return 1; 249 return 1;
131} 250 }
251
252int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
253 EVP_PBE_KEYGEN *keygen)
254 {
255 int cipher_nid, md_nid;
256 if (cipher)
257 cipher_nid = EVP_CIPHER_type(cipher);
258 else
259 cipher_nid = -1;
260 if (md)
261 md_nid = EVP_MD_type(md);
262 else
263 md_nid = -1;
264
265 return EVP_PBE_alg_add_type(EVP_PBE_TYPE_OUTER, nid,
266 cipher_nid, md_nid, keygen);
267 }
268
269int EVP_PBE_find(int type, int pbe_nid,
270 int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen)
271 {
272 EVP_PBE_CTL *pbetmp = NULL, pbelu;
273 int i;
274 if (pbe_nid == NID_undef)
275 return 0;
276
277 pbelu.pbe_type = type;
278 pbelu.pbe_nid = pbe_nid;
279
280 if (pbe_algs)
281 {
282 i = sk_EVP_PBE_CTL_find(pbe_algs, &pbelu);
283 if (i != -1)
284 pbetmp = sk_EVP_PBE_CTL_value (pbe_algs, i);
285 }
286 if (pbetmp == NULL)
287 {
288 pbetmp = OBJ_bsearch_pbe2(&pbelu, builtin_pbe,
289 sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL));
290 }
291 if (pbetmp == NULL)
292 return 0;
293 if (pcnid)
294 *pcnid = pbetmp->cipher_nid;
295 if (pmnid)
296 *pmnid = pbetmp->md_nid;
297 if (pkeygen)
298 *pkeygen = pbetmp->keygen;
299 return 1;
300 }
301
302static void free_evp_pbe_ctl(EVP_PBE_CTL *pbe)
303 {
304 OPENSSL_freeFunc(pbe);
305 }
132 306
133void EVP_PBE_cleanup(void) 307void EVP_PBE_cleanup(void)
134{ 308 {
135 sk_pop_free(pbe_algs, OPENSSL_freeFunc); 309 sk_EVP_PBE_CTL_pop_free(pbe_algs, free_evp_pbe_ctl);
136 pbe_algs = NULL; 310 pbe_algs = NULL;
137} 311 }