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8d8c7266 DSH |
1 | /* p12_add.c */ |
2 | /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL | |
3 | * project 1999. | |
4 | */ | |
5 | /* ==================================================================== | |
6 | * Copyright (c) 1999 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> | |
ee0508d4 | 60 | #include "cryptlib.h" |
ec577822 | 61 | #include <openssl/pkcs12.h> |
8d8c7266 DSH |
62 | |
63 | /* Pack an object into an OCTET STRING and turn into a safebag */ | |
64 | ||
6b691a5c UM |
65 | PKCS12_SAFEBAG *PKCS12_pack_safebag (char *obj, int (*i2d)(), int nid1, |
66 | int nid2) | |
8d8c7266 DSH |
67 | { |
68 | PKCS12_BAGS *bag; | |
69 | PKCS12_SAFEBAG *safebag; | |
70 | if (!(bag = PKCS12_BAGS_new ())) { | |
71 | PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); | |
72 | return NULL; | |
73 | } | |
bc37a6b8 | 74 | bag->type = OBJ_nid2obj(nid1); |
8d8c7266 DSH |
75 | if (!ASN1_pack_string(obj, i2d, &bag->value.octet)) { |
76 | PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); | |
77 | return NULL; | |
78 | } | |
79 | if (!(safebag = PKCS12_SAFEBAG_new ())) { | |
80 | PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); | |
81 | return NULL; | |
82 | } | |
83 | safebag->value.bag = bag; | |
bc37a6b8 | 84 | safebag->type = OBJ_nid2obj(nid2); |
8d8c7266 DSH |
85 | return safebag; |
86 | } | |
87 | ||
88 | /* Turn PKCS8 object into a keybag */ | |
89 | ||
6b691a5c | 90 | PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG (PKCS8_PRIV_KEY_INFO *p8) |
8d8c7266 DSH |
91 | { |
92 | PKCS12_SAFEBAG *bag; | |
93 | if (!(bag = PKCS12_SAFEBAG_new())) { | |
6e781e8e | 94 | PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG,ERR_R_MALLOC_FAILURE); |
8d8c7266 DSH |
95 | return NULL; |
96 | } | |
bc37a6b8 | 97 | bag->type = OBJ_nid2obj(NID_keyBag); |
8d8c7266 DSH |
98 | bag->value.keybag = p8; |
99 | return bag; | |
100 | } | |
101 | ||
102 | /* Turn PKCS8 object into a shrouded keybag */ | |
103 | ||
4321a4ff UM |
104 | PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG (int pbe_nid, const char *pass, |
105 | int passlen, unsigned char *salt, int saltlen, int iter, | |
106 | PKCS8_PRIV_KEY_INFO *p8) | |
8d8c7266 DSH |
107 | { |
108 | PKCS12_SAFEBAG *bag; | |
109 | ||
110 | /* Set up the safe bag */ | |
111 | if (!(bag = PKCS12_SAFEBAG_new ())) { | |
112 | PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE); | |
113 | return NULL; | |
114 | } | |
115 | ||
bc37a6b8 | 116 | bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag); |
8d8c7266 | 117 | if (!(bag->value.shkeybag = |
8eb57af5 DSH |
118 | PKCS8_encrypt(pbe_nid, NULL, pass, passlen, salt, saltlen, iter, |
119 | p8))) { | |
8d8c7266 DSH |
120 | PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE); |
121 | return NULL; | |
122 | } | |
123 | ||
124 | return bag; | |
125 | } | |
126 | ||
127 | /* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */ | |
6b691a5c | 128 | PKCS7 *PKCS12_pack_p7data (STACK *sk) |
8d8c7266 DSH |
129 | { |
130 | PKCS7 *p7; | |
131 | if (!(p7 = PKCS7_new())) { | |
6e781e8e | 132 | PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE); |
8d8c7266 DSH |
133 | return NULL; |
134 | } | |
bc37a6b8 | 135 | p7->type = OBJ_nid2obj(NID_pkcs7_data); |
08e9c1af | 136 | if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) { |
6e781e8e | 137 | PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE); |
8d8c7266 DSH |
138 | return NULL; |
139 | } | |
140 | ||
141 | if (!ASN1_seq_pack(sk, i2d_PKCS12_SAFEBAG, &p7->d.data->data, | |
142 | &p7->d.data->length)) { | |
143 | PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE); | |
144 | return NULL; | |
145 | } | |
146 | return p7; | |
147 | } | |
148 | ||
149 | /* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */ | |
150 | ||
61f5b6f3 | 151 | PKCS7 *PKCS12_pack_p7encdata (int pbe_nid, const char *pass, int passlen, |
6b691a5c | 152 | unsigned char *salt, int saltlen, int iter, STACK *bags) |
8d8c7266 DSH |
153 | { |
154 | PKCS7 *p7; | |
155 | X509_ALGOR *pbe; | |
156 | if (!(p7 = PKCS7_new())) { | |
157 | PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE); | |
158 | return NULL; | |
159 | } | |
c6c34506 DSH |
160 | if(!PKCS7_set_type(p7, NID_pkcs7_encrypted)) { |
161 | PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, | |
162 | PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE); | |
8d8c7266 DSH |
163 | return NULL; |
164 | } | |
8d8c7266 DSH |
165 | if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) { |
166 | PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE); | |
167 | return NULL; | |
168 | } | |
169 | X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm); | |
170 | p7->d.encrypted->enc_data->algorithm = pbe; | |
08e9c1af | 171 | M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data); |
8d8c7266 DSH |
172 | if (!(p7->d.encrypted->enc_data->enc_data = |
173 | PKCS12_i2d_encrypt (pbe, i2d_PKCS12_SAFEBAG, pass, passlen, | |
174 | (char *)bags, 1))) { | |
175 | PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR); | |
176 | return NULL; | |
177 | } | |
178 | ||
179 | return p7; | |
180 | } | |
181 | ||
8eb57af5 DSH |
182 | X509_SIG *PKCS8_encrypt(int pbe_nid, const EVP_CIPHER *cipher, |
183 | const char *pass, int passlen, | |
184 | unsigned char *salt, int saltlen, int iter, | |
185 | PKCS8_PRIV_KEY_INFO *p8inf) | |
8d8c7266 DSH |
186 | { |
187 | X509_SIG *p8; | |
188 | X509_ALGOR *pbe; | |
189 | ||
190 | if (!(p8 = X509_SIG_new())) { | |
191 | PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE); | |
f45f40ff | 192 | goto err; |
8d8c7266 DSH |
193 | } |
194 | ||
8eb57af5 DSH |
195 | if(pbe_nid == -1) pbe = PKCS5_pbe2_set(cipher, iter, salt, saltlen); |
196 | else pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen); | |
197 | if(!pbe) { | |
f45f40ff DSH |
198 | PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_ASN1_LIB); |
199 | goto err; | |
8d8c7266 DSH |
200 | } |
201 | X509_ALGOR_free(p8->algor); | |
202 | p8->algor = pbe; | |
08e9c1af | 203 | M_ASN1_OCTET_STRING_free(p8->digest); |
8d8c7266 DSH |
204 | if (!(p8->digest = |
205 | PKCS12_i2d_encrypt (pbe, i2d_PKCS8_PRIV_KEY_INFO, pass, passlen, | |
206 | (char *)p8inf, 0))) { | |
207 | PKCS12err(PKCS12_F_PKCS8_ENCRYPT, PKCS12_R_ENCRYPT_ERROR); | |
f45f40ff | 208 | goto err; |
8d8c7266 DSH |
209 | } |
210 | ||
211 | return p8; | |
f45f40ff DSH |
212 | |
213 | err: | |
214 | X509_SIG_free(p8); | |
215 | return NULL; | |
8d8c7266 | 216 | } |