200 lines
6.6 KiB
C
200 lines
6.6 KiB
C
/* a_x509a.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/evp.h>
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#include <openssl/asn1_mac.h>
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#include <openssl/x509.h>
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/* X509_CERT_AUX routines. These are used to encode additional
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* user modifiable data about a certificate. This data is
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* appended to the X509 encoding when the *_X509_AUX routines
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* are used. This means that the "traditional" X509 routines
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* will simply ignore the extra data.
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*/
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static X509_CERT_AUX *aux_get(X509 *x);
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X509_CERT_AUX *d2i_X509_CERT_AUX(X509_CERT_AUX **a, unsigned char **pp, long length)
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{
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M_ASN1_D2I_vars(a, X509_CERT_AUX *, X509_CERT_AUX_new);
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M_ASN1_D2I_Init();
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M_ASN1_D2I_start_sequence();
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M_ASN1_D2I_get_seq_opt_type(ASN1_OBJECT, ret->trust,
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d2i_ASN1_OBJECT, ASN1_OBJECT_free);
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M_ASN1_D2I_get_IMP_set_opt_type(ASN1_OBJECT, ret->reject,
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d2i_ASN1_OBJECT, ASN1_OBJECT_free, 0);
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M_ASN1_D2I_get_opt(ret->alias, d2i_ASN1_UTF8STRING, V_ASN1_UTF8STRING);
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M_ASN1_D2I_get_opt(ret->keyid, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING);
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M_ASN1_D2I_get_IMP_set_opt_type(X509_ALGOR, ret->other,
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d2i_X509_ALGOR, X509_ALGOR_free, 1);
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M_ASN1_D2I_Finish(a, X509_CERT_AUX_free, ASN1_F_D2I_X509_CERT_AUX);
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}
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X509_CERT_AUX *X509_CERT_AUX_new()
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{
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X509_CERT_AUX *ret = NULL;
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ASN1_CTX c;
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M_ASN1_New_Malloc(ret, X509_CERT_AUX);
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ret->trust = NULL;
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ret->reject = NULL;
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ret->alias = NULL;
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ret->keyid = NULL;
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ret->other = NULL;
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return(ret);
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M_ASN1_New_Error(ASN1_F_X509_CERT_AUX_NEW);
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}
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void X509_CERT_AUX_free(X509_CERT_AUX *a)
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{
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if(a == NULL) return;
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sk_ASN1_OBJECT_pop_free(a->trust, ASN1_OBJECT_free);
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sk_ASN1_OBJECT_pop_free(a->reject, ASN1_OBJECT_free);
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ASN1_UTF8STRING_free(a->alias);
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ASN1_OCTET_STRING_free(a->keyid);
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sk_X509_ALGOR_pop_free(a->other, X509_ALGOR_free);
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Free(a);
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}
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int i2d_X509_CERT_AUX(X509_CERT_AUX *a, unsigned char **pp)
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{
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M_ASN1_I2D_vars(a);
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M_ASN1_I2D_len_SEQUENCE_opt_type(ASN1_OBJECT, a->trust, i2d_ASN1_OBJECT);
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M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->reject, i2d_ASN1_OBJECT, 0);
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M_ASN1_I2D_len(a->alias, i2d_ASN1_UTF8STRING);
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M_ASN1_I2D_len(a->keyid, i2d_ASN1_OCTET_STRING);
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M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(X509_ALGOR, a->other, i2d_X509_ALGOR, 1);
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M_ASN1_I2D_seq_total();
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M_ASN1_I2D_put_SEQUENCE_opt_type(ASN1_OBJECT, a->trust, i2d_ASN1_OBJECT);
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M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->reject, i2d_ASN1_OBJECT, 0);
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M_ASN1_I2D_put(a->alias, i2d_ASN1_UTF8STRING);
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M_ASN1_I2D_put(a->keyid, i2d_ASN1_OCTET_STRING);
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M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(X509_ALGOR, a->other, i2d_X509_ALGOR, 1);
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M_ASN1_I2D_finish();
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}
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static X509_CERT_AUX *aux_get(X509 *x)
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{
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if(!x) return NULL;
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if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
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return x->aux;
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}
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int X509_alias_set1(X509 *x, unsigned char *name, int len)
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{
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X509_CERT_AUX *aux;
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if(!(aux = aux_get(x))) return 0;
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if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
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return ASN1_STRING_set(aux->alias, name, len);
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}
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unsigned char *X509_alias_get0(X509 *x, int *len)
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{
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if(!x->aux || !x->aux->alias) return NULL;
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if(len) *len = x->aux->alias->length;
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return x->aux->alias->data;
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}
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int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
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{
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X509_CERT_AUX *aux;
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ASN1_OBJECT *objtmp;
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if(!(objtmp = OBJ_dup(obj))) return 0;
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if(!(aux = aux_get(x))) return 0;
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if(!aux->trust
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&& !(aux->trust = sk_ASN1_OBJECT_new_null())) return 0;
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return sk_ASN1_OBJECT_push(aux->trust, objtmp);
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}
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int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
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{
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X509_CERT_AUX *aux;
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ASN1_OBJECT *objtmp;
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if(!(objtmp = OBJ_dup(obj))) return 0;
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if(!(aux = aux_get(x))) return 0;
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if(!aux->reject
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&& !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0;
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return sk_ASN1_OBJECT_push(aux->reject, objtmp);
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}
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void X509_trust_clear(X509 *x)
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{
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if(x->aux && x->aux->trust) {
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sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
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x->aux->trust = NULL;
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}
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}
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void X509_reject_clear(X509 *x)
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{
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if(x->aux && x->aux->reject) {
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sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
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x->aux->reject = NULL;
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}
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}
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