-/* crypto/asn1/a_type.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2021 The OpenSSL Project Authors. 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.]
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <stdio.h>
+#include "internal/cryptlib.h"
#include <openssl/asn1t.h>
-#include "cryptlib.h"
+#include <openssl/objects.h>
+#include "asn1_local.h"
-int ASN1_TYPE_get(ASN1_TYPE *a)
- {
- if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL))
- return(a->type);
- else
- return(0);
- }
+int ASN1_TYPE_get(const ASN1_TYPE *a)
+{
+ if (a->type == V_ASN1_BOOLEAN
+ || a->type == V_ASN1_NULL
+ || a->value.ptr != NULL)
+ return a->type;
+ else
+ return 0;
+}
void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value)
- {
- if (a->value.ptr != NULL)
- {
- ASN1_TYPE **tmp_a = &a;
- ASN1_primitive_free((ASN1_VALUE **)tmp_a, NULL);
- }
- a->type=type;
- a->value.ptr=value;
- }
+{
+ if (a->type != V_ASN1_BOOLEAN
+ && a->type != V_ASN1_NULL
+ && a->value.ptr != NULL) {
+ ASN1_TYPE **tmp_a = &a;
+ ossl_asn1_primitive_free((ASN1_VALUE **)tmp_a, NULL, 0);
+ }
+ a->type = type;
+ if (type == V_ASN1_BOOLEAN)
+ a->value.boolean = value ? 0xff : 0;
+ else
+ a->value.ptr = value;
+}
+int ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value)
+{
+ if (!value || (type == V_ASN1_BOOLEAN)) {
+ void *p = (void *)value;
+ ASN1_TYPE_set(a, type, p);
+ } else if (type == V_ASN1_OBJECT) {
+ ASN1_OBJECT *odup;
+ odup = OBJ_dup(value);
+ if (!odup)
+ return 0;
+ ASN1_TYPE_set(a, type, odup);
+ } else {
+ ASN1_STRING *sdup;
+ sdup = ASN1_STRING_dup(value);
+ if (!sdup)
+ return 0;
+ ASN1_TYPE_set(a, type, sdup);
+ }
+ return 1;
+}
-IMPLEMENT_STACK_OF(ASN1_TYPE)
-IMPLEMENT_ASN1_SET_OF(ASN1_TYPE)
+/* Returns 0 if they are equal, != 0 otherwise. */
+int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b)
+{
+ int result = -1;
+
+ if (!a || !b || a->type != b->type)
+ return -1;
+
+ switch (a->type) {
+ case V_ASN1_OBJECT:
+ result = OBJ_cmp(a->value.object, b->value.object);
+ break;
+ case V_ASN1_BOOLEAN:
+ result = a->value.boolean - b->value.boolean;
+ break;
+ case V_ASN1_NULL:
+ result = 0; /* They do not have content. */
+ break;
+ case V_ASN1_INTEGER:
+ case V_ASN1_ENUMERATED:
+ case V_ASN1_BIT_STRING:
+ case V_ASN1_OCTET_STRING:
+ case V_ASN1_SEQUENCE:
+ case V_ASN1_SET:
+ case V_ASN1_NUMERICSTRING:
+ case V_ASN1_PRINTABLESTRING:
+ case V_ASN1_T61STRING:
+ case V_ASN1_VIDEOTEXSTRING:
+ case V_ASN1_IA5STRING:
+ case V_ASN1_UTCTIME:
+ case V_ASN1_GENERALIZEDTIME:
+ case V_ASN1_GRAPHICSTRING:
+ case V_ASN1_VISIBLESTRING:
+ case V_ASN1_GENERALSTRING:
+ case V_ASN1_UNIVERSALSTRING:
+ case V_ASN1_BMPSTRING:
+ case V_ASN1_UTF8STRING:
+ case V_ASN1_OTHER:
+ default:
+ result = ASN1_STRING_cmp((ASN1_STRING *)a->value.ptr,
+ (ASN1_STRING *)b->value.ptr);
+ break;
+ }
+
+ return result;
+}
+
+ASN1_TYPE *ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t)
+{
+ ASN1_OCTET_STRING *oct;
+ ASN1_TYPE *rt;
+
+ oct = ASN1_item_pack(s, it, NULL);
+ if (oct == NULL)
+ return NULL;
+
+ if (t && *t) {
+ rt = *t;
+ } else {
+ rt = ASN1_TYPE_new();
+ if (rt == NULL) {
+ ASN1_OCTET_STRING_free(oct);
+ return NULL;
+ }
+ if (t)
+ *t = rt;
+ }
+ ASN1_TYPE_set(rt, V_ASN1_SEQUENCE, oct);
+ return rt;
+}
+
+void *ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t)
+{
+ if (t == NULL || t->type != V_ASN1_SEQUENCE || t->value.sequence == NULL)
+ return NULL;
+ return ASN1_item_unpack(t->value.sequence, it);
+}