+/* a_x509a.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 1999.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
+ *
+ * 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 above 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 acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED 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 OpenSSL PROJECT OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/evp.h>
+#include <openssl/asn1_mac.h>
+#include <openssl/x509.h>
+
+/* X509_CERT_AUX routines. These are used to encode additional
+ * user modifiable data about a certificate. This data is
+ * appended to the X509 encoding when the *_X509_AUX routines
+ * are used. This means that the "traditional" X509 routines
+ * will simply ignore the extra data.
+ */
+
+static X509_CERT_AUX *aux_get(X509 *x);
+
+X509_CERT_AUX *d2i_X509_CERT_AUX(X509_CERT_AUX **a, unsigned char **pp, long length)
+{
+ M_ASN1_D2I_vars(a, X509_CERT_AUX *, X509_CERT_AUX_new);
+
+ M_ASN1_D2I_Init();
+ M_ASN1_D2I_start_sequence();
+
+ M_ASN1_D2I_get_opt(ret->trust, d2i_ASN1_BIT_STRING,
+ V_ASN1_BIT_STRING);
+ M_ASN1_D2I_get_IMP_opt(ret->notrust, d2i_ASN1_BIT_STRING,0,
+ V_ASN1_BIT_STRING);
+
+ M_ASN1_D2I_get_seq_opt_type(ASN1_OBJECT, ret->othertrust,
+ d2i_ASN1_OBJECT, ASN1_OBJECT_free);
+ M_ASN1_D2I_get_IMP_set_opt_type(ASN1_OBJECT, ret->othernotrust,
+ d2i_ASN1_OBJECT, ASN1_OBJECT_free, 1);
+ M_ASN1_D2I_get_opt(ret->alias, d2i_ASN1_UTF8STRING, V_ASN1_UTF8STRING);
+ M_ASN1_D2I_get_opt(ret->other, d2i_ASN1_TYPE, V_ASN1_SEQUENCE);
+
+ M_ASN1_D2I_Finish(a, X509_CERT_AUX_free, ASN1_F_D2I_X509_CERT_AUX);
+}
+
+X509_CERT_AUX *X509_CERT_AUX_new()
+{
+ X509_CERT_AUX *ret = NULL;
+ ASN1_CTX c;
+ M_ASN1_New_Malloc(ret, X509_CERT_AUX);
+ ret->trust = NULL;
+ ret->notrust = NULL;
+ ret->othertrust = NULL;
+ ret->othernotrust = NULL;
+ ret->alias = NULL;
+ ret->other = NULL;
+ return(ret);
+ M_ASN1_New_Error(ASN1_F_X509_CERT_AUX_NEW);
+}
+
+void X509_CERT_AUX_free(X509_CERT_AUX *a)
+{
+ if(a == NULL) return;
+ ASN1_BIT_STRING_free(a->trust);
+ ASN1_BIT_STRING_free(a->notrust);
+ sk_ASN1_OBJECT_pop_free(a->othertrust, ASN1_OBJECT_free);
+ sk_ASN1_OBJECT_pop_free(a->othernotrust, ASN1_OBJECT_free);
+ ASN1_UTF8STRING_free(a->alias);
+ ASN1_TYPE_free(a->other);
+}
+
+int i2d_X509_CERT_AUX(X509_CERT_AUX *a, unsigned char **pp)
+{
+ M_ASN1_I2D_vars(a);
+
+ M_ASN1_I2D_len(a->trust, i2d_ASN1_BIT_STRING);
+ M_ASN1_I2D_len_IMP_opt(a->notrust, i2d_ASN1_BIT_STRING);
+
+ M_ASN1_I2D_len_SEQUENCE_opt_type(ASN1_OBJECT, a->othertrust, i2d_ASN1_OBJECT);
+ M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->othernotrust, i2d_ASN1_OBJECT, 1);
+
+ M_ASN1_I2D_len(a->alias, i2d_ASN1_UTF8STRING);
+ M_ASN1_I2D_len(a->other, i2d_ASN1_TYPE);
+
+ M_ASN1_I2D_seq_total();
+
+ M_ASN1_I2D_put(a->trust, i2d_ASN1_BIT_STRING);
+ M_ASN1_I2D_put_IMP_opt(a->notrust, i2d_ASN1_BIT_STRING, 0);
+
+ M_ASN1_I2D_put_SEQUENCE_opt_type(ASN1_OBJECT, a->othertrust, i2d_ASN1_OBJECT);
+ M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->othernotrust, i2d_ASN1_OBJECT, 1);
+
+ M_ASN1_I2D_put(a->alias, i2d_ASN1_UTF8STRING);
+ M_ASN1_I2D_put(a->other, i2d_ASN1_TYPE);
+
+ M_ASN1_I2D_finish();
+}
+
+static X509_CERT_AUX *aux_get(X509 *x)
+{
+ if(!x) return NULL;
+ if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
+ return x->aux;
+}
+
+int X509_alias_set(X509 *x, unsigned char *name, int len)
+{
+ X509_CERT_AUX *aux;
+ if(!(aux = aux_get(x))) return 0;
+ if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
+ return ASN1_STRING_set(aux->alias, name, len);
+}
+
+unsigned char *X509_alias_get(X509 *x, int *len)
+{
+ if(!x->aux || !x->aux->alias) return NULL;
+ if(len) *len = x->aux->alias->length;
+ return x->aux->alias->data;
+}
+
+int X509_trust_set_bit(X509 *x, int bit, int value)
+{
+ X509_CERT_AUX *aux;
+ if(bit == -1) {
+ if(x->aux && x->aux->trust) {
+ ASN1_BIT_STRING_free(x->aux->trust);
+ x->aux->trust = NULL;
+ }
+ return 1;
+ }
+ if(!(aux = aux_get(x))) return 0;
+ if(!aux->trust && !(aux->trust = ASN1_BIT_STRING_new())) return 0;
+ return ASN1_BIT_STRING_set_bit(aux->trust, bit, value);
+}
+
+int X509_notrust_set_bit(X509 *x, int bit, int value)
+{
+ X509_CERT_AUX *aux;
+ if(bit == -1) {
+ if(x->aux && x->aux->notrust) {
+ ASN1_BIT_STRING_free(x->aux->notrust);
+ x->aux->notrust = NULL;
+ }
+ return 1;
+ }
+ if(!(aux = aux_get(x))) return 0;
+ if(!aux->notrust && !(aux->notrust = ASN1_BIT_STRING_new())) return 0;
+ return ASN1_BIT_STRING_set_bit(aux->notrust, bit, value);
+}
+
+int X509_add_trust_object(X509 *x, ASN1_OBJECT *obj)
+{
+ X509_CERT_AUX *aux;
+ if(!(aux = aux_get(x))) return 0;
+ if(!aux->othertrust
+ && !(aux->othertrust = sk_ASN1_OBJECT_new_null())) return 0;
+ return sk_ASN1_OBJECT_push(aux->othertrust, obj);
+}
+
+int X509_add_notrust_object(X509 *x, ASN1_OBJECT *obj)
+{
+ X509_CERT_AUX *aux;
+ if(!(aux = aux_get(x))) return 0;
+ if(!aux->othernotrust
+ && !(aux->othernotrust = sk_ASN1_OBJECT_new_null())) return 0;
+ return sk_ASN1_OBJECT_push(aux->othernotrust, obj);
+}
+
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