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-rw-r--r--src/lib/libcrypto/pkcs12/p12_kiss.c254
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diff --git a/src/lib/libcrypto/pkcs12/p12_kiss.c b/src/lib/libcrypto/pkcs12/p12_kiss.c
deleted file mode 100644
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--- a/src/lib/libcrypto/pkcs12/p12_kiss.c
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1/* p12_kiss.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>
60#include "cryptlib.h"
61#include <openssl/pkcs12.h>
62
63/* Simplified PKCS#12 routines */
64
65static int parse_pk12( PKCS12 *p12, const char *pass, int passlen,
66 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca);
67
68static int parse_bags( STACK *bags, const char *pass, int passlen,
69 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca,
70 ASN1_OCTET_STRING **keyid, char *keymatch);
71
72static int parse_bag( PKCS12_SAFEBAG *bag, const char *pass, int passlen,
73 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca,
74 ASN1_OCTET_STRING **keyid, char *keymatch);
75
76/* Parse and decrypt a PKCS#12 structure returning user key, user cert
77 * and other (CA) certs. Note either ca should be NULL, *ca should be NULL,
78 * or it should point to a valid STACK structure. pkey and cert can be
79 * passed unitialised.
80 */
81
82int PKCS12_parse (PKCS12 *p12, const char *pass, EVP_PKEY **pkey, X509 **cert,
83 STACK_OF(X509) **ca)
84{
85
86 /* Check for NULL PKCS12 structure */
87
88 if(!p12)
89 {
90 PKCS12err(PKCS12_F_PKCS12_PARSE,PKCS12_R_INVALID_NULL_PKCS12_POINTER);
91 return 0;
92 }
93
94 /* Allocate stack for ca certificates if needed */
95 if ((ca != NULL) && (*ca == NULL))
96 {
97 if (!(*ca = sk_X509_new(NULL)))
98 {
99 PKCS12err(PKCS12_F_PKCS12_PARSE,ERR_R_MALLOC_FAILURE);
100 return 0;
101 }
102 }
103
104 if(pkey) *pkey = NULL;
105 if(cert) *cert = NULL;
106
107 /* Check the mac */
108
109 if (!PKCS12_verify_mac (p12, pass, -1))
110 {
111 PKCS12err(PKCS12_F_PKCS12_PARSE,PKCS12_R_MAC_VERIFY_FAILURE);
112 goto err;
113 }
114
115 if (!parse_pk12 (p12, pass, -1, pkey, cert, ca))
116 {
117 PKCS12err(PKCS12_F_PKCS12_PARSE,PKCS12_R_PARSE_ERROR);
118 goto err;
119 }
120
121 return 1;
122
123 err:
124
125 if (pkey && *pkey) EVP_PKEY_free (*pkey);
126 if (cert && *cert) X509_free (*cert);
127 if (ca) sk_X509_pop_free (*ca, X509_free);
128 return 0;
129
130}
131
132/* Parse the outer PKCS#12 structure */
133
134static int parse_pk12 (PKCS12 *p12, const char *pass, int passlen,
135 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
136{
137 STACK *asafes, *bags;
138 int i, bagnid;
139 PKCS7 *p7;
140 ASN1_OCTET_STRING *keyid = NULL;
141 char keymatch = 0;
142 if (!( asafes = M_PKCS12_unpack_authsafes (p12))) return 0;
143 for (i = 0; i < sk_num (asafes); i++) {
144 p7 = (PKCS7 *) sk_value (asafes, i);
145 bagnid = OBJ_obj2nid (p7->type);
146 if (bagnid == NID_pkcs7_data) {
147 bags = M_PKCS12_unpack_p7data (p7);
148 } else if (bagnid == NID_pkcs7_encrypted) {
149 bags = M_PKCS12_unpack_p7encdata (p7, pass, passlen);
150 } else continue;
151 if (!bags) {
152 sk_pop_free (asafes, PKCS7_free);
153 return 0;
154 }
155 if (!parse_bags(bags, pass, passlen, pkey, cert, ca,
156 &keyid, &keymatch)) {
157 sk_pop_free(bags, PKCS12_SAFEBAG_free);
158 sk_pop_free(asafes, PKCS7_free);
159 return 0;
160 }
161 sk_pop_free(bags, PKCS12_SAFEBAG_free);
162 }
163 sk_pop_free(asafes, PKCS7_free);
164 if (keyid) M_ASN1_OCTET_STRING_free(keyid);
165 return 1;
166}
167
168
169static int parse_bags (STACK *bags, const char *pass, int passlen,
170 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca,
171 ASN1_OCTET_STRING **keyid, char *keymatch)
172{
173 int i;
174 for (i = 0; i < sk_num(bags); i++) {
175 if (!parse_bag((PKCS12_SAFEBAG *)sk_value (bags, i),
176 pass, passlen, pkey, cert, ca, keyid,
177 keymatch)) return 0;
178 }
179 return 1;
180}
181
182#define MATCH_KEY 0x1
183#define MATCH_CERT 0x2
184#define MATCH_ALL 0x3
185
186static int parse_bag(PKCS12_SAFEBAG *bag, const char *pass, int passlen,
187 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca,
188 ASN1_OCTET_STRING **keyid,
189 char *keymatch)
190{
191 PKCS8_PRIV_KEY_INFO *p8;
192 X509 *x509;
193 ASN1_OCTET_STRING *lkey = NULL;
194 ASN1_TYPE *attrib;
195
196
197 if ((attrib = PKCS12_get_attr (bag, NID_localKeyID)))
198 lkey = attrib->value.octet_string;
199
200 /* Check for any local key id matching (if needed) */
201 if (lkey && ((*keymatch & MATCH_ALL) != MATCH_ALL)) {
202 if (*keyid) {
203 if (M_ASN1_OCTET_STRING_cmp(*keyid, lkey)) lkey = NULL;
204 } else {
205 if (!(*keyid = M_ASN1_OCTET_STRING_dup(lkey))) {
206 PKCS12err(PKCS12_F_PARSE_BAGS,ERR_R_MALLOC_FAILURE);
207 return 0;
208 }
209 }
210 }
211
212 switch (M_PKCS12_bag_type(bag))
213 {
214 case NID_keyBag:
215 if (!lkey || !pkey) return 1;
216 if (!(*pkey = EVP_PKCS82PKEY(bag->value.keybag))) return 0;
217 *keymatch |= MATCH_KEY;
218 break;
219
220 case NID_pkcs8ShroudedKeyBag:
221 if (!lkey || !pkey) return 1;
222 if (!(p8 = M_PKCS12_decrypt_skey(bag, pass, passlen)))
223 return 0;
224 *pkey = EVP_PKCS82PKEY(p8);
225 PKCS8_PRIV_KEY_INFO_free(p8);
226 if (!(*pkey)) return 0;
227 *keymatch |= MATCH_KEY;
228 break;
229
230 case NID_certBag:
231 if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
232 return 1;
233 if (!(x509 = M_PKCS12_certbag2x509(bag))) return 0;
234 if (lkey) {
235 *keymatch |= MATCH_CERT;
236 if (cert) *cert = x509;
237 } else {
238 if(ca) sk_X509_push (*ca, x509);
239 else X509_free(x509);
240 }
241 break;
242
243 case NID_safeContentsBag:
244 return parse_bags(bag->value.safes, pass, passlen,
245 pkey, cert, ca, keyid, keymatch);
246 break;
247
248 default:
249 return 1;
250 break;
251 }
252 return 1;
253}
254
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