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Commit | Line | Data |
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0f113f3e | 1 | /* |
7e06a675 | 2 | * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved. |
8d8c7266 | 3 | * |
54fffdf4 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8d8c7266 DSH |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
b39fc560 | 11 | #include "internal/cryptlib.h" |
ec577822 | 12 | #include <openssl/pkcs12.h> |
706457b7 | 13 | #include "p12_local.h" |
8d8c7266 | 14 | |
0f113f3e MC |
15 | static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, |
16 | PKCS12_SAFEBAG *bag); | |
9a48b07e | 17 | |
8528128b | 18 | static int copy_bag_attr(PKCS12_SAFEBAG *bag, EVP_PKEY *pkey, int nid) |
0f113f3e MC |
19 | { |
20 | int idx; | |
21 | X509_ATTRIBUTE *attr; | |
22 | idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1); | |
23 | if (idx < 0) | |
24 | return 1; | |
25 | attr = EVP_PKEY_get_attr(pkey, idx); | |
26 | if (!X509at_add1_attr(&bag->attrib, attr)) | |
27 | return 0; | |
28 | return 1; | |
29 | } | |
8528128b | 30 | |
82af00fb | 31 | PKCS12 *PKCS12_create(const char *pass, const char *name, EVP_PKEY *pkey, X509 *cert, |
0f113f3e MC |
32 | STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter, |
33 | int mac_iter, int keytype) | |
8d8c7266 | 34 | { |
0f113f3e MC |
35 | PKCS12 *p12 = NULL; |
36 | STACK_OF(PKCS7) *safes = NULL; | |
37 | STACK_OF(PKCS12_SAFEBAG) *bags = NULL; | |
38 | PKCS12_SAFEBAG *bag = NULL; | |
39 | int i; | |
40 | unsigned char keyid[EVP_MAX_MD_SIZE]; | |
41 | unsigned int keyidlen = 0; | |
42 | ||
43 | /* Set defaults */ | |
44 | if (!nid_cert) | |
558c94ef | 45 | #ifdef OPENSSL_NO_RC2 |
0f113f3e | 46 | nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; |
558c94ef | 47 | #else |
0f113f3e | 48 | nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC; |
558c94ef | 49 | #endif |
0f113f3e MC |
50 | if (!nid_key) |
51 | nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; | |
52 | if (!iter) | |
53 | iter = PKCS12_DEFAULT_ITER; | |
54 | if (!mac_iter) | |
55 | mac_iter = 1; | |
56 | ||
12a765a5 | 57 | if (pkey == NULL && cert == NULL && ca == NULL) { |
9311d0c4 | 58 | ERR_raise(ERR_LIB_PKCS12, PKCS12_R_INVALID_NULL_ARGUMENT); |
0f113f3e MC |
59 | return NULL; |
60 | } | |
61 | ||
62 | if (pkey && cert) { | |
63 | if (!X509_check_private_key(cert, pkey)) | |
64 | return NULL; | |
7e06a675 BE |
65 | if (!X509_digest(cert, EVP_sha1(), keyid, &keyidlen)) |
66 | return NULL; | |
0f113f3e MC |
67 | } |
68 | ||
69 | if (cert) { | |
70 | bag = PKCS12_add_cert(&bags, cert); | |
71 | if (name && !PKCS12_add_friendlyname(bag, name, -1)) | |
72 | goto err; | |
73 | if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) | |
74 | goto err; | |
75 | } | |
76 | ||
77 | /* Add all other certificates */ | |
78 | for (i = 0; i < sk_X509_num(ca); i++) { | |
79 | if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i))) | |
80 | goto err; | |
81 | } | |
82 | ||
83 | if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass)) | |
84 | goto err; | |
85 | ||
86 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
87 | bags = NULL; | |
88 | ||
89 | if (pkey) { | |
90 | bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass); | |
91 | ||
92 | if (!bag) | |
93 | goto err; | |
94 | ||
95 | if (!copy_bag_attr(bag, pkey, NID_ms_csp_name)) | |
96 | goto err; | |
97 | if (!copy_bag_attr(bag, pkey, NID_LocalKeySet)) | |
98 | goto err; | |
99 | ||
100 | if (name && !PKCS12_add_friendlyname(bag, name, -1)) | |
101 | goto err; | |
102 | if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) | |
103 | goto err; | |
104 | } | |
105 | ||
106 | if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL)) | |
107 | goto err; | |
108 | ||
109 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
110 | bags = NULL; | |
111 | ||
112 | p12 = PKCS12_add_safes(safes, 0); | |
113 | ||
12a765a5 | 114 | if (p12 == NULL) |
0f113f3e MC |
115 | goto err; |
116 | ||
117 | sk_PKCS7_pop_free(safes, PKCS7_free); | |
118 | ||
119 | safes = NULL; | |
120 | ||
121 | if ((mac_iter != -1) && | |
122 | !PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL)) | |
123 | goto err; | |
124 | ||
125 | return p12; | |
126 | ||
127 | err: | |
e0e920b1 RS |
128 | PKCS12_free(p12); |
129 | sk_PKCS7_pop_free(safes, PKCS7_free); | |
130 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
0f113f3e | 131 | return NULL; |
9a48b07e DSH |
132 | |
133 | } | |
134 | ||
135 | PKCS12_SAFEBAG *PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) **pbags, X509 *cert) | |
0f113f3e MC |
136 | { |
137 | PKCS12_SAFEBAG *bag = NULL; | |
138 | char *name; | |
139 | int namelen = -1; | |
140 | unsigned char *keyid; | |
141 | int keyidlen = -1; | |
8d8c7266 | 142 | |
0f113f3e | 143 | /* Add user certificate */ |
293042c9 | 144 | if ((bag = PKCS12_SAFEBAG_create_cert(cert)) == NULL) |
0f113f3e | 145 | goto err; |
9a48b07e | 146 | |
0f113f3e MC |
147 | /* |
148 | * Use friendlyName and localKeyID in certificate. (if present) | |
149 | */ | |
9a48b07e | 150 | |
0f113f3e | 151 | name = (char *)X509_alias_get0(cert, &namelen); |
9a48b07e | 152 | |
0f113f3e MC |
153 | if (name && !PKCS12_add_friendlyname(bag, name, namelen)) |
154 | goto err; | |
9a48b07e | 155 | |
0f113f3e | 156 | keyid = X509_keyid_get0(cert, &keyidlen); |
9a48b07e | 157 | |
0f113f3e MC |
158 | if (keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) |
159 | goto err; | |
9a48b07e | 160 | |
0f113f3e MC |
161 | if (!pkcs12_add_bag(pbags, bag)) |
162 | goto err; | |
9a48b07e | 163 | |
0f113f3e | 164 | return bag; |
9a48b07e | 165 | |
0f113f3e | 166 | err: |
e0e920b1 | 167 | PKCS12_SAFEBAG_free(bag); |
0f113f3e | 168 | return NULL; |
8d8c7266 | 169 | |
0f113f3e | 170 | } |
9a48b07e | 171 | |
0f113f3e MC |
172 | PKCS12_SAFEBAG *PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) **pbags, |
173 | EVP_PKEY *key, int key_usage, int iter, | |
82af00fb | 174 | int nid_key, const char *pass) |
0f113f3e | 175 | { |
9a48b07e | 176 | |
0f113f3e MC |
177 | PKCS12_SAFEBAG *bag = NULL; |
178 | PKCS8_PRIV_KEY_INFO *p8 = NULL; | |
9a48b07e | 179 | |
0f113f3e | 180 | /* Make a PKCS#8 structure */ |
75ebbd9a | 181 | if ((p8 = EVP_PKEY2PKCS8(key)) == NULL) |
0f113f3e MC |
182 | goto err; |
183 | if (key_usage && !PKCS8_add_keyusage(p8, key_usage)) | |
184 | goto err; | |
185 | if (nid_key != -1) { | |
425f3300 DSH |
186 | bag = PKCS12_SAFEBAG_create_pkcs8_encrypt(nid_key, pass, -1, NULL, 0, |
187 | iter, p8); | |
0f113f3e MC |
188 | PKCS8_PRIV_KEY_INFO_free(p8); |
189 | } else | |
425f3300 | 190 | bag = PKCS12_SAFEBAG_create0_p8inf(p8); |
9a48b07e | 191 | |
0f113f3e MC |
192 | if (!bag) |
193 | goto err; | |
9a48b07e | 194 | |
0f113f3e MC |
195 | if (!pkcs12_add_bag(pbags, bag)) |
196 | goto err; | |
9a48b07e | 197 | |
0f113f3e | 198 | return bag; |
9a48b07e | 199 | |
0f113f3e | 200 | err: |
e0e920b1 | 201 | PKCS12_SAFEBAG_free(bag); |
0f113f3e | 202 | return NULL; |
9a48b07e | 203 | |
0f113f3e | 204 | } |
8d8c7266 | 205 | |
c5ec6dcf JS |
206 | PKCS12_SAFEBAG *PKCS12_add_secret(STACK_OF(PKCS12_SAFEBAG) **pbags, |
207 | int nid_type, const unsigned char *value, int len) | |
208 | { | |
209 | PKCS12_SAFEBAG *bag = NULL; | |
210 | ||
211 | /* Add secret, storing the value as an octet string */ | |
212 | if ((bag = PKCS12_SAFEBAG_create_secret(nid_type, V_ASN1_OCTET_STRING, value, len)) == NULL) | |
213 | goto err; | |
214 | ||
215 | if (!pkcs12_add_bag(pbags, bag)) | |
216 | goto err; | |
217 | ||
218 | return bag; | |
219 | err: | |
220 | PKCS12_SAFEBAG_free(bag); | |
221 | return NULL; | |
222 | } | |
223 | ||
9a48b07e | 224 | int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags, |
82af00fb | 225 | int nid_safe, int iter, const char *pass) |
0f113f3e MC |
226 | { |
227 | PKCS7 *p7 = NULL; | |
228 | int free_safes = 0; | |
229 | ||
12a765a5 | 230 | if (*psafes == NULL) { |
0f113f3e | 231 | *psafes = sk_PKCS7_new_null(); |
12a765a5 | 232 | if (*psafes == NULL) |
0f113f3e MC |
233 | return 0; |
234 | free_safes = 1; | |
12a765a5 | 235 | } |
0f113f3e MC |
236 | |
237 | if (nid_safe == 0) | |
558c94ef | 238 | #ifdef OPENSSL_NO_RC2 |
0f113f3e | 239 | nid_safe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; |
558c94ef | 240 | #else |
0f113f3e | 241 | nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC; |
558c94ef | 242 | #endif |
9a48b07e | 243 | |
0f113f3e MC |
244 | if (nid_safe == -1) |
245 | p7 = PKCS12_pack_p7data(bags); | |
246 | else | |
247 | p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0, iter, bags); | |
12a765a5 | 248 | if (p7 == NULL) |
0f113f3e MC |
249 | goto err; |
250 | ||
251 | if (!sk_PKCS7_push(*psafes, p7)) | |
252 | goto err; | |
253 | ||
254 | return 1; | |
255 | ||
256 | err: | |
257 | if (free_safes) { | |
258 | sk_PKCS7_free(*psafes); | |
259 | *psafes = NULL; | |
260 | } | |
e0e920b1 | 261 | PKCS7_free(p7); |
0f113f3e MC |
262 | return 0; |
263 | ||
264 | } | |
265 | ||
266 | static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, | |
267 | PKCS12_SAFEBAG *bag) | |
268 | { | |
12a765a5 RS |
269 | int free_bags = 0; |
270 | ||
271 | if (pbags == NULL) | |
0f113f3e | 272 | return 1; |
12a765a5 | 273 | if (*pbags == NULL) { |
0f113f3e | 274 | *pbags = sk_PKCS12_SAFEBAG_new_null(); |
12a765a5 | 275 | if (*pbags == NULL) |
0f113f3e MC |
276 | return 0; |
277 | free_bags = 1; | |
12a765a5 | 278 | } |
0f113f3e MC |
279 | |
280 | if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) { | |
281 | if (free_bags) { | |
282 | sk_PKCS12_SAFEBAG_free(*pbags); | |
283 | *pbags = NULL; | |
284 | } | |
285 | return 0; | |
286 | } | |
287 | ||
288 | return 1; | |
289 | ||
290 | } | |
9a48b07e DSH |
291 | |
292 | PKCS12 *PKCS12_add_safes(STACK_OF(PKCS7) *safes, int nid_p7) | |
0f113f3e MC |
293 | { |
294 | PKCS12 *p12; | |
12a765a5 | 295 | |
0f113f3e MC |
296 | if (nid_p7 <= 0) |
297 | nid_p7 = NID_pkcs7_data; | |
298 | p12 = PKCS12_init(nid_p7); | |
12a765a5 | 299 | if (p12 == NULL) |
0f113f3e | 300 | return NULL; |
9a48b07e | 301 | |
0f113f3e MC |
302 | if (!PKCS12_pack_authsafes(p12, safes)) { |
303 | PKCS12_free(p12); | |
304 | return NULL; | |
305 | } | |
8d8c7266 | 306 | |
0f113f3e | 307 | return p12; |
8d8c7266 | 308 | |
0f113f3e | 309 | } |