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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 | |
852c2ed2 RS |
15 | DEFINE_STACK_OF(X509) |
16 | DEFINE_STACK_OF(PKCS7) | |
17 | DEFINE_STACK_OF(PKCS12_SAFEBAG) | |
18 | ||
0f113f3e MC |
19 | static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, |
20 | PKCS12_SAFEBAG *bag); | |
9a48b07e | 21 | |
8528128b | 22 | static int copy_bag_attr(PKCS12_SAFEBAG *bag, EVP_PKEY *pkey, int nid) |
0f113f3e MC |
23 | { |
24 | int idx; | |
25 | X509_ATTRIBUTE *attr; | |
26 | idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1); | |
27 | if (idx < 0) | |
28 | return 1; | |
29 | attr = EVP_PKEY_get_attr(pkey, idx); | |
30 | if (!X509at_add1_attr(&bag->attrib, attr)) | |
31 | return 0; | |
32 | return 1; | |
33 | } | |
8528128b | 34 | |
82af00fb | 35 | PKCS12 *PKCS12_create(const char *pass, const char *name, EVP_PKEY *pkey, X509 *cert, |
0f113f3e MC |
36 | STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter, |
37 | int mac_iter, int keytype) | |
8d8c7266 | 38 | { |
0f113f3e MC |
39 | PKCS12 *p12 = NULL; |
40 | STACK_OF(PKCS7) *safes = NULL; | |
41 | STACK_OF(PKCS12_SAFEBAG) *bags = NULL; | |
42 | PKCS12_SAFEBAG *bag = NULL; | |
43 | int i; | |
44 | unsigned char keyid[EVP_MAX_MD_SIZE]; | |
45 | unsigned int keyidlen = 0; | |
46 | ||
47 | /* Set defaults */ | |
48 | if (!nid_cert) | |
558c94ef | 49 | #ifdef OPENSSL_NO_RC2 |
0f113f3e | 50 | nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; |
558c94ef | 51 | #else |
0f113f3e | 52 | nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC; |
558c94ef | 53 | #endif |
0f113f3e MC |
54 | if (!nid_key) |
55 | nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; | |
56 | if (!iter) | |
57 | iter = PKCS12_DEFAULT_ITER; | |
58 | if (!mac_iter) | |
59 | mac_iter = 1; | |
60 | ||
12a765a5 | 61 | if (pkey == NULL && cert == NULL && ca == NULL) { |
0f113f3e MC |
62 | PKCS12err(PKCS12_F_PKCS12_CREATE, PKCS12_R_INVALID_NULL_ARGUMENT); |
63 | return NULL; | |
64 | } | |
65 | ||
66 | if (pkey && cert) { | |
67 | if (!X509_check_private_key(cert, pkey)) | |
68 | return NULL; | |
7e06a675 BE |
69 | if (!X509_digest(cert, EVP_sha1(), keyid, &keyidlen)) |
70 | return NULL; | |
0f113f3e MC |
71 | } |
72 | ||
73 | if (cert) { | |
74 | bag = PKCS12_add_cert(&bags, cert); | |
75 | if (name && !PKCS12_add_friendlyname(bag, name, -1)) | |
76 | goto err; | |
77 | if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) | |
78 | goto err; | |
79 | } | |
80 | ||
81 | /* Add all other certificates */ | |
82 | for (i = 0; i < sk_X509_num(ca); i++) { | |
83 | if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i))) | |
84 | goto err; | |
85 | } | |
86 | ||
87 | if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass)) | |
88 | goto err; | |
89 | ||
90 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
91 | bags = NULL; | |
92 | ||
93 | if (pkey) { | |
94 | bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass); | |
95 | ||
96 | if (!bag) | |
97 | goto err; | |
98 | ||
99 | if (!copy_bag_attr(bag, pkey, NID_ms_csp_name)) | |
100 | goto err; | |
101 | if (!copy_bag_attr(bag, pkey, NID_LocalKeySet)) | |
102 | goto err; | |
103 | ||
104 | if (name && !PKCS12_add_friendlyname(bag, name, -1)) | |
105 | goto err; | |
106 | if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) | |
107 | goto err; | |
108 | } | |
109 | ||
110 | if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL)) | |
111 | goto err; | |
112 | ||
113 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
114 | bags = NULL; | |
115 | ||
116 | p12 = PKCS12_add_safes(safes, 0); | |
117 | ||
12a765a5 | 118 | if (p12 == NULL) |
0f113f3e MC |
119 | goto err; |
120 | ||
121 | sk_PKCS7_pop_free(safes, PKCS7_free); | |
122 | ||
123 | safes = NULL; | |
124 | ||
125 | if ((mac_iter != -1) && | |
126 | !PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL)) | |
127 | goto err; | |
128 | ||
129 | return p12; | |
130 | ||
131 | err: | |
e0e920b1 RS |
132 | PKCS12_free(p12); |
133 | sk_PKCS7_pop_free(safes, PKCS7_free); | |
134 | sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); | |
0f113f3e | 135 | return NULL; |
9a48b07e DSH |
136 | |
137 | } | |
138 | ||
139 | PKCS12_SAFEBAG *PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) **pbags, X509 *cert) | |
0f113f3e MC |
140 | { |
141 | PKCS12_SAFEBAG *bag = NULL; | |
142 | char *name; | |
143 | int namelen = -1; | |
144 | unsigned char *keyid; | |
145 | int keyidlen = -1; | |
8d8c7266 | 146 | |
0f113f3e | 147 | /* Add user certificate */ |
293042c9 | 148 | if ((bag = PKCS12_SAFEBAG_create_cert(cert)) == NULL) |
0f113f3e | 149 | goto err; |
9a48b07e | 150 | |
0f113f3e MC |
151 | /* |
152 | * Use friendlyName and localKeyID in certificate. (if present) | |
153 | */ | |
9a48b07e | 154 | |
0f113f3e | 155 | name = (char *)X509_alias_get0(cert, &namelen); |
9a48b07e | 156 | |
0f113f3e MC |
157 | if (name && !PKCS12_add_friendlyname(bag, name, namelen)) |
158 | goto err; | |
9a48b07e | 159 | |
0f113f3e | 160 | keyid = X509_keyid_get0(cert, &keyidlen); |
9a48b07e | 161 | |
0f113f3e MC |
162 | if (keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) |
163 | goto err; | |
9a48b07e | 164 | |
0f113f3e MC |
165 | if (!pkcs12_add_bag(pbags, bag)) |
166 | goto err; | |
9a48b07e | 167 | |
0f113f3e | 168 | return bag; |
9a48b07e | 169 | |
0f113f3e | 170 | err: |
e0e920b1 | 171 | PKCS12_SAFEBAG_free(bag); |
0f113f3e | 172 | return NULL; |
8d8c7266 | 173 | |
0f113f3e | 174 | } |
9a48b07e | 175 | |
0f113f3e MC |
176 | PKCS12_SAFEBAG *PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) **pbags, |
177 | EVP_PKEY *key, int key_usage, int iter, | |
82af00fb | 178 | int nid_key, const char *pass) |
0f113f3e | 179 | { |
9a48b07e | 180 | |
0f113f3e MC |
181 | PKCS12_SAFEBAG *bag = NULL; |
182 | PKCS8_PRIV_KEY_INFO *p8 = NULL; | |
9a48b07e | 183 | |
0f113f3e | 184 | /* Make a PKCS#8 structure */ |
75ebbd9a | 185 | if ((p8 = EVP_PKEY2PKCS8(key)) == NULL) |
0f113f3e MC |
186 | goto err; |
187 | if (key_usage && !PKCS8_add_keyusage(p8, key_usage)) | |
188 | goto err; | |
189 | if (nid_key != -1) { | |
425f3300 DSH |
190 | bag = PKCS12_SAFEBAG_create_pkcs8_encrypt(nid_key, pass, -1, NULL, 0, |
191 | iter, p8); | |
0f113f3e MC |
192 | PKCS8_PRIV_KEY_INFO_free(p8); |
193 | } else | |
425f3300 | 194 | bag = PKCS12_SAFEBAG_create0_p8inf(p8); |
9a48b07e | 195 | |
0f113f3e MC |
196 | if (!bag) |
197 | goto err; | |
9a48b07e | 198 | |
0f113f3e MC |
199 | if (!pkcs12_add_bag(pbags, bag)) |
200 | goto err; | |
9a48b07e | 201 | |
0f113f3e | 202 | return bag; |
9a48b07e | 203 | |
0f113f3e | 204 | err: |
e0e920b1 | 205 | PKCS12_SAFEBAG_free(bag); |
0f113f3e | 206 | return NULL; |
9a48b07e | 207 | |
0f113f3e | 208 | } |
8d8c7266 | 209 | |
c5ec6dcf JS |
210 | PKCS12_SAFEBAG *PKCS12_add_secret(STACK_OF(PKCS12_SAFEBAG) **pbags, |
211 | int nid_type, const unsigned char *value, int len) | |
212 | { | |
213 | PKCS12_SAFEBAG *bag = NULL; | |
214 | ||
215 | /* Add secret, storing the value as an octet string */ | |
216 | if ((bag = PKCS12_SAFEBAG_create_secret(nid_type, V_ASN1_OCTET_STRING, value, len)) == NULL) | |
217 | goto err; | |
218 | ||
219 | if (!pkcs12_add_bag(pbags, bag)) | |
220 | goto err; | |
221 | ||
222 | return bag; | |
223 | err: | |
224 | PKCS12_SAFEBAG_free(bag); | |
225 | return NULL; | |
226 | } | |
227 | ||
9a48b07e | 228 | int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags, |
82af00fb | 229 | int nid_safe, int iter, const char *pass) |
0f113f3e MC |
230 | { |
231 | PKCS7 *p7 = NULL; | |
232 | int free_safes = 0; | |
233 | ||
12a765a5 | 234 | if (*psafes == NULL) { |
0f113f3e | 235 | *psafes = sk_PKCS7_new_null(); |
12a765a5 | 236 | if (*psafes == NULL) |
0f113f3e MC |
237 | return 0; |
238 | free_safes = 1; | |
12a765a5 | 239 | } |
0f113f3e MC |
240 | |
241 | if (nid_safe == 0) | |
558c94ef | 242 | #ifdef OPENSSL_NO_RC2 |
0f113f3e | 243 | nid_safe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; |
558c94ef | 244 | #else |
0f113f3e | 245 | nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC; |
558c94ef | 246 | #endif |
9a48b07e | 247 | |
0f113f3e MC |
248 | if (nid_safe == -1) |
249 | p7 = PKCS12_pack_p7data(bags); | |
250 | else | |
251 | p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0, iter, bags); | |
12a765a5 | 252 | if (p7 == NULL) |
0f113f3e MC |
253 | goto err; |
254 | ||
255 | if (!sk_PKCS7_push(*psafes, p7)) | |
256 | goto err; | |
257 | ||
258 | return 1; | |
259 | ||
260 | err: | |
261 | if (free_safes) { | |
262 | sk_PKCS7_free(*psafes); | |
263 | *psafes = NULL; | |
264 | } | |
e0e920b1 | 265 | PKCS7_free(p7); |
0f113f3e MC |
266 | return 0; |
267 | ||
268 | } | |
269 | ||
270 | static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, | |
271 | PKCS12_SAFEBAG *bag) | |
272 | { | |
12a765a5 RS |
273 | int free_bags = 0; |
274 | ||
275 | if (pbags == NULL) | |
0f113f3e | 276 | return 1; |
12a765a5 | 277 | if (*pbags == NULL) { |
0f113f3e | 278 | *pbags = sk_PKCS12_SAFEBAG_new_null(); |
12a765a5 | 279 | if (*pbags == NULL) |
0f113f3e MC |
280 | return 0; |
281 | free_bags = 1; | |
12a765a5 | 282 | } |
0f113f3e MC |
283 | |
284 | if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) { | |
285 | if (free_bags) { | |
286 | sk_PKCS12_SAFEBAG_free(*pbags); | |
287 | *pbags = NULL; | |
288 | } | |
289 | return 0; | |
290 | } | |
291 | ||
292 | return 1; | |
293 | ||
294 | } | |
9a48b07e DSH |
295 | |
296 | PKCS12 *PKCS12_add_safes(STACK_OF(PKCS7) *safes, int nid_p7) | |
0f113f3e MC |
297 | { |
298 | PKCS12 *p12; | |
12a765a5 | 299 | |
0f113f3e MC |
300 | if (nid_p7 <= 0) |
301 | nid_p7 = NID_pkcs7_data; | |
302 | p12 = PKCS12_init(nid_p7); | |
12a765a5 | 303 | if (p12 == NULL) |
0f113f3e | 304 | return NULL; |
9a48b07e | 305 | |
0f113f3e MC |
306 | if (!PKCS12_pack_authsafes(p12, safes)) { |
307 | PKCS12_free(p12); | |
308 | return NULL; | |
309 | } | |
8d8c7266 | 310 | |
0f113f3e | 311 | return p12; |
8d8c7266 | 312 | |
0f113f3e | 313 | } |