1 /* crypto/asn1/x_x509.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
61 #include <openssl/evp.h>
62 #include <openssl/asn1t.h>
63 #include <openssl/x509.h>
64 #include <openssl/x509v3.h>
66 ASN1_SEQUENCE(X509_CINF) = {
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(X509_CINF)
79 IMPLEMENT_ASN1_FUNCTIONS(X509_CINF)
80 /* X509 top level structure needs a bit of customisation */
82 extern void policy_cache_free(X509_POLICY_CACHE *cache);
84 static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
86 X509 *ret = (X509 *)*pval;
90 case ASN1_OP_NEW_POST:
97 #ifdef OPENSSL_RFC3779
98 ret->rfc3779_addr = NULL;
99 ret->rfc3779_asid = NULL;
102 CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data);
105 case ASN1_OP_D2I_POST:
106 if (ret->name != NULL) OPENSSL_free(ret->name);
107 ret->name=X509_NAME_oneline(ret->cert_info->subject,NULL,0);
110 case ASN1_OP_FREE_POST:
111 CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data);
112 X509_CERT_AUX_free(ret->aux);
113 ASN1_OCTET_STRING_free(ret->skid);
114 AUTHORITY_KEYID_free(ret->akid);
115 policy_cache_free(ret->policy_cache);
116 #ifdef OPENSSL_RFC3779
117 sk_IPAddressFamily_pop_free(ret->rfc3779_addr, IPAddressFamily_free);
118 ASIdentifiers_free(ret->rfc3779_asid);
121 if (ret->name != NULL) OPENSSL_free(ret->name);
130 ASN1_SEQUENCE_ref(X509, x509_cb, CRYPTO_LOCK_X509) = {
131 ASN1_SIMPLE(X509, cert_info, X509_CINF),
132 ASN1_SIMPLE(X509, sig_alg, X509_ALGOR),
133 ASN1_SIMPLE(X509, signature, ASN1_BIT_STRING)
134 } ASN1_SEQUENCE_END_ref(X509, X509)
136 IMPLEMENT_ASN1_FUNCTIONS(X509)
137 IMPLEMENT_ASN1_DUP_FUNCTION(X509)
139 static ASN1_METHOD meth=
141 (I2D_OF(void)) i2d_X509,
142 (D2I_OF(void)) d2i_X509,
143 (void *(*)(void))X509_new,
144 (void (*)(void *)) X509_free
147 ASN1_METHOD *X509_asn1_meth(void)
152 int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
153 CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
155 return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509, argl, argp,
156 new_func, dup_func, free_func);
159 int X509_set_ex_data(X509 *r, int idx, void *arg)
161 return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
164 void *X509_get_ex_data(X509 *r, int idx)
166 return(CRYPTO_get_ex_data(&r->ex_data,idx));
169 /* X509_AUX ASN1 routines. X509_AUX is the name given to
170 * a certificate with extra info tagged on the end. Since these
171 * functions set how a certificate is trusted they should only
172 * be used when the certificate comes from a reliable source
173 * such as local storage.
177 X509 *d2i_X509_AUX(X509 **a, const unsigned char **pp, long length)
179 const unsigned char *q;
181 /* Save start position */
183 ret = d2i_X509(a, pp, length);
184 /* If certificate unreadable then forget it */
185 if(!ret) return NULL;
188 if(!length) return ret;
189 if(!d2i_X509_CERT_AUX(&ret->aux, pp, length)) goto err;
196 int i2d_X509_AUX(X509 *a, unsigned char **pp)
199 length = i2d_X509(a, pp);
200 if(a) length += i2d_X509_CERT_AUX(a->aux, pp);