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