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1 /* crypto/asn1/x_x509.c */ | |
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
3 * All rights reserved. | |
4 * | |
5 * This package is an SSL implementation written | |
6 * by Eric Young (eay@cryptsoft.com). | |
7 * The implementation was written so as to conform with Netscapes SSL. | |
8 * | |
9 * This library is free for commercial and non-commercial use as long as | |
10 * the following conditions are aheared to. The following conditions | |
11 * apply to all code found in this distribution, be it the RC4, RSA, | |
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 * included with this distribution is covered by the same copyright terms | |
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 * | |
16 * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 * the code are not to be removed. | |
18 * If this package is used in a product, Eric Young should be given attribution | |
19 * as the author of the parts of the library used. | |
20 * This can be in the form of a textual message at program startup or | |
21 * in documentation (online or textual) provided with the package. | |
22 * | |
23 * Redistribution and use in source and binary forms, with or without | |
24 * modification, are permitted provided that the following conditions | |
25 * are met: | |
26 * 1. Redistributions of source code must retain the copyright | |
27 * notice, this list of conditions and the following disclaimer. | |
28 * 2. Redistributions in binary form must reproduce the above copyright | |
29 * notice, this list of conditions and the following disclaimer in the | |
30 * documentation and/or other materials provided with the distribution. | |
31 * 3. All advertising materials mentioning features or use of this software | |
32 * must display the following acknowledgement: | |
33 * "This product includes cryptographic software written by | |
34 * Eric Young (eay@cryptsoft.com)" | |
35 * The word 'cryptographic' can be left out if the rouines from the library | |
36 * being used are not cryptographic related :-). | |
37 * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 * the apps directory (application code) you must include an acknowledgement: | |
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 * | |
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 * SUCH DAMAGE. | |
52 * | |
53 * The licence and distribution terms for any publically available version or | |
54 * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 * copied and put under another distribution licence | |
56 * [including the GNU Public Licence.] | |
57 */ | |
58 | |
59 #include <stdio.h> | |
60 #include "cryptlib.h" | |
61 #include <openssl/evp.h> | |
62 #include <openssl/asn1t.h> | |
63 #include <openssl/x509.h> | |
64 #include <openssl/x509v3.h> | |
65 | |
66 ASN1_SEQUENCE_enc(X509_CINF, enc, 0) = { | |
67 ASN1_EXP_OPT(X509_CINF, version, ASN1_INTEGER, 0), | |
68 ASN1_SIMPLE(X509_CINF, serialNumber, ASN1_INTEGER), | |
69 ASN1_SIMPLE(X509_CINF, signature, X509_ALGOR), | |
70 ASN1_SIMPLE(X509_CINF, issuer, X509_NAME), | |
71 ASN1_SIMPLE(X509_CINF, validity, X509_VAL), | |
72 ASN1_SIMPLE(X509_CINF, subject, X509_NAME), | |
73 ASN1_SIMPLE(X509_CINF, key, X509_PUBKEY), | |
74 ASN1_IMP_OPT(X509_CINF, issuerUID, ASN1_BIT_STRING, 1), | |
75 ASN1_IMP_OPT(X509_CINF, subjectUID, ASN1_BIT_STRING, 2), | |
76 ASN1_EXP_SEQUENCE_OF_OPT(X509_CINF, extensions, X509_EXTENSION, 3) | |
77 } ASN1_SEQUENCE_END_enc(X509_CINF, X509_CINF) | |
78 | |
79 IMPLEMENT_ASN1_FUNCTIONS(X509_CINF) | |
80 /* X509 top level structure needs a bit of customisation */ | |
81 | |
82 extern void policy_cache_free(X509_POLICY_CACHE *cache); | |
83 | |
84 static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, | |
85 void *exarg) | |
86 { | |
87 X509 *ret = (X509 *)*pval; | |
88 | |
89 switch(operation) { | |
90 | |
91 case ASN1_OP_NEW_POST: | |
92 ret->valid=0; | |
93 ret->name = NULL; | |
94 ret->ex_flags = 0; | |
95 ret->ex_pathlen = -1; | |
96 ret->skid = NULL; | |
97 ret->akid = NULL; | |
98 #ifndef OPENSSL_NO_RFC3779 | |
99 ret->rfc3779_addr = NULL; | |
100 ret->rfc3779_asid = NULL; | |
101 #endif | |
102 ret->aux = NULL; | |
103 ret->crldp = NULL; | |
104 CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data); | |
105 break; | |
106 | |
107 case ASN1_OP_D2I_POST: | |
108 if (ret->name != NULL) OPENSSL_free(ret->name); | |
109 ret->name=X509_NAME_oneline(ret->cert_info->subject,NULL,0); | |
110 break; | |
111 | |
112 case ASN1_OP_FREE_POST: | |
113 CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data); | |
114 X509_CERT_AUX_free(ret->aux); | |
115 ASN1_OCTET_STRING_free(ret->skid); | |
116 AUTHORITY_KEYID_free(ret->akid); | |
117 CRL_DIST_POINTS_free(ret->crldp); | |
118 policy_cache_free(ret->policy_cache); | |
119 GENERAL_NAMES_free(ret->altname); | |
120 NAME_CONSTRAINTS_free(ret->nc); | |
121 #ifndef OPENSSL_NO_RFC3779 | |
122 sk_IPAddressFamily_pop_free(ret->rfc3779_addr, IPAddressFamily_f
ree); | |
123 ASIdentifiers_free(ret->rfc3779_asid); | |
124 #endif | |
125 | |
126 if (ret->name != NULL) OPENSSL_free(ret->name); | |
127 break; | |
128 | |
129 } | |
130 | |
131 return 1; | |
132 | |
133 } | |
134 | |
135 ASN1_SEQUENCE_ref(X509, x509_cb, CRYPTO_LOCK_X509) = { | |
136 ASN1_SIMPLE(X509, cert_info, X509_CINF), | |
137 ASN1_SIMPLE(X509, sig_alg, X509_ALGOR), | |
138 ASN1_SIMPLE(X509, signature, ASN1_BIT_STRING) | |
139 } ASN1_SEQUENCE_END_ref(X509, X509) | |
140 | |
141 IMPLEMENT_ASN1_FUNCTIONS(X509) | |
142 IMPLEMENT_ASN1_DUP_FUNCTION(X509) | |
143 | |
144 int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, | |
145 CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) | |
146 { | |
147 return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509, argl, argp, | |
148 new_func, dup_func, free_func); | |
149 } | |
150 | |
151 int X509_set_ex_data(X509 *r, int idx, void *arg) | |
152 { | |
153 return(CRYPTO_set_ex_data(&r->ex_data,idx,arg)); | |
154 } | |
155 | |
156 void *X509_get_ex_data(X509 *r, int idx) | |
157 { | |
158 return(CRYPTO_get_ex_data(&r->ex_data,idx)); | |
159 } | |
160 | |
161 /* X509_AUX ASN1 routines. X509_AUX is the name given to | |
162 * a certificate with extra info tagged on the end. Since these | |
163 * functions set how a certificate is trusted they should only | |
164 * be used when the certificate comes from a reliable source | |
165 * such as local storage. | |
166 * | |
167 */ | |
168 | |
169 X509 *d2i_X509_AUX(X509 **a, const unsigned char **pp, long length) | |
170 { | |
171 const unsigned char *q; | |
172 X509 *ret; | |
173 /* Save start position */ | |
174 q = *pp; | |
175 ret = d2i_X509(a, pp, length); | |
176 /* If certificate unreadable then forget it */ | |
177 if(!ret) return NULL; | |
178 /* update length */ | |
179 length -= *pp - q; | |
180 if(!length) return ret; | |
181 if(!d2i_X509_CERT_AUX(&ret->aux, pp, length)) goto err; | |
182 return ret; | |
183 err: | |
184 X509_free(ret); | |
185 return NULL; | |
186 } | |
187 | |
188 int i2d_X509_AUX(X509 *a, unsigned char **pp) | |
189 { | |
190 int length; | |
191 length = i2d_X509(a, pp); | |
192 if(a) length += i2d_X509_CERT_AUX(a->aux, pp); | |
193 return length; | |
194 } | |
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