x_x509.c
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- /* crypto/asn1/x_x509.c */
- /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
- #include <stdio.h>
- #include "cryptlib.h"
- #include <openssl/evp.h>
- #include <openssl/asn1t.h>
- #include <openssl/x509.h>
- #include <openssl/x509v3.h>
- ASN1_SEQUENCE(X509_CINF) = {
- ASN1_EXP_OPT(X509_CINF, version, ASN1_INTEGER, 0),
- ASN1_SIMPLE(X509_CINF, serialNumber, ASN1_INTEGER),
- ASN1_SIMPLE(X509_CINF, signature, X509_ALGOR),
- ASN1_SIMPLE(X509_CINF, issuer, X509_NAME),
- ASN1_SIMPLE(X509_CINF, validity, X509_VAL),
- ASN1_SIMPLE(X509_CINF, subject, X509_NAME),
- ASN1_SIMPLE(X509_CINF, key, X509_PUBKEY),
- ASN1_IMP_OPT(X509_CINF, issuerUID, ASN1_BIT_STRING, 1),
- ASN1_IMP_OPT(X509_CINF, subjectUID, ASN1_BIT_STRING, 2),
- ASN1_EXP_SEQUENCE_OF_OPT(X509_CINF, extensions, X509_EXTENSION, 3)
- } ASN1_SEQUENCE_END(X509_CINF)
- IMPLEMENT_ASN1_FUNCTIONS(X509_CINF)
- /* X509 top level structure needs a bit of customisation */
- extern void policy_cache_free(X509_POLICY_CACHE *cache);
- static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
- {
- X509 *ret = (X509 *)*pval;
- switch(operation) {
- case ASN1_OP_NEW_POST:
- ret->valid=0;
- ret->name = NULL;
- ret->ex_flags = 0;
- ret->ex_pathlen = -1;
- ret->skid = NULL;
- ret->akid = NULL;
- ret->aux = NULL;
- CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data);
- break;
- case ASN1_OP_D2I_POST:
- if (ret->name != NULL) OPENSSL_free(ret->name);
- ret->name=X509_NAME_oneline(ret->cert_info->subject,NULL,0);
- break;
- case ASN1_OP_FREE_POST:
- CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data);
- X509_CERT_AUX_free(ret->aux);
- ASN1_OCTET_STRING_free(ret->skid);
- AUTHORITY_KEYID_free(ret->akid);
- policy_cache_free(ret->policy_cache);
- if (ret->name != NULL) OPENSSL_free(ret->name);
- break;
- }
- return 1;
- }
- ASN1_SEQUENCE_ref(X509, x509_cb, CRYPTO_LOCK_X509) = {
- ASN1_SIMPLE(X509, cert_info, X509_CINF),
- ASN1_SIMPLE(X509, sig_alg, X509_ALGOR),
- ASN1_SIMPLE(X509, signature, ASN1_BIT_STRING)
- } ASN1_SEQUENCE_END_ref(X509, X509)
- IMPLEMENT_ASN1_FUNCTIONS(X509)
- IMPLEMENT_ASN1_DUP_FUNCTION(X509)
- static ASN1_METHOD meth=
- {
- (I2D_OF(void)) i2d_X509,
- (D2I_OF(void)) d2i_X509,
- (void *(*)(void))X509_new,
- (void (*)(void *)) X509_free
- };
- ASN1_METHOD *X509_asn1_meth(void)
- {
- return(&meth);
- }
- int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
- CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
- {
- return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509, argl, argp,
- new_func, dup_func, free_func);
- }
- int X509_set_ex_data(X509 *r, int idx, void *arg)
- {
- return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
- }
- void *X509_get_ex_data(X509 *r, int idx)
- {
- return(CRYPTO_get_ex_data(&r->ex_data,idx));
- }
- /* X509_AUX ASN1 routines. X509_AUX is the name given to
- * a certificate with extra info tagged on the end. Since these
- * functions set how a certificate is trusted they should only
- * be used when the certificate comes from a reliable source
- * such as local storage.
- *
- */
- X509 *d2i_X509_AUX(X509 **a, const unsigned char **pp, long length)
- {
- const unsigned char *q;
- X509 *ret;
- /* Save start position */
- q = *pp;
- ret = d2i_X509(a, pp, length);
- /* If certificate unreadable then forget it */
- if(!ret) return NULL;
- /* update length */
- length -= *pp - q;
- if(!length) return ret;
- if(!d2i_X509_CERT_AUX(&ret->aux, pp, length)) goto err;
- return ret;
- err:
- X509_free(ret);
- return NULL;
- }
- int i2d_X509_AUX(X509 *a, unsigned char **pp)
- {
- int length;
- length = i2d_X509(a, pp);
- if(a) length += i2d_X509_CERT_AUX(a->aux, pp);
- return length;
- }