| /* 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 <openssl/asn1.h> |
| |
| #include <openssl/asn1t.h> |
| #include <openssl/err.h> |
| #include <openssl/mem.h> |
| #include <openssl/obj.h> |
| |
| #include "asn1_locl.h" |
| |
| |
| 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; |
| } |
| return 0; |
| } |
| |
| const void *asn1_type_value_as_pointer(const ASN1_TYPE *a) |
| { |
| if (a->type == V_ASN1_BOOLEAN) { |
| return a->value.boolean ? (void *)0xff : NULL; |
| } |
| if (a->type == V_ASN1_NULL) { |
| return NULL; |
| } |
| return a->value.ptr; |
| } |
| |
| void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value) |
| { |
| ASN1_TYPE **tmp_a = &a; |
| ASN1_primitive_free((ASN1_VALUE **)tmp_a, NULL); |
| 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; |
| } |
| |
| /* 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_NULL: |
| result = 0; /* They do not have content. */ |
| break; |
| case V_ASN1_BOOLEAN: |
| result = a->value.boolean - b->value.boolean; |
| 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(a->value.asn1_string, b->value.asn1_string); |
| break; |
| } |
| |
| return result; |
| } |