X-Git-Url: https://git.openssl.org/gitweb/?a=blobdiff_plain;f=crypto%2Fasn1%2Fx_algor.c;h=dfebf6865ab5187da2cac8d0f73486d930338365;hb=5388b8d4e8faac21921843c63b12b71c0ab9153e;hp=00b9ea54a15fa4f8f02f0bf9195d63b3f57ae7f1;hpb=1241126adf6c451d6a7115ffdc68fa64c4d55593;p=openssl.git diff --git a/crypto/asn1/x_algor.c b/crypto/asn1/x_algor.c index 00b9ea54a1..dfebf6865a 100644 --- a/crypto/asn1/x_algor.c +++ b/crypto/asn1/x_algor.c @@ -1,73 +1,93 @@ -/* x_algor.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 2000. - */ -/* ==================================================================== - * Copyright (c) 2000 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). +/* + * Copyright 1998-2016 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (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 #include #include #include +#include "internal/evp_int.h" ASN1_SEQUENCE(X509_ALGOR) = { - ASN1_SIMPLE(X509_ALGOR, algorithm, ASN1_OBJECT), - ASN1_OPT(X509_ALGOR, parameter, ASN1_ANY) + ASN1_SIMPLE(X509_ALGOR, algorithm, ASN1_OBJECT), + ASN1_OPT(X509_ALGOR, parameter, ASN1_ANY) } ASN1_SEQUENCE_END(X509_ALGOR) +ASN1_ITEM_TEMPLATE(X509_ALGORS) = + ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, algorithms, X509_ALGOR) +ASN1_ITEM_TEMPLATE_END(X509_ALGORS) + IMPLEMENT_ASN1_FUNCTIONS(X509_ALGOR) +IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(X509_ALGORS, X509_ALGORS, X509_ALGORS) IMPLEMENT_ASN1_DUP_FUNCTION(X509_ALGOR) -IMPLEMENT_STACK_OF(X509_ALGOR) -IMPLEMENT_ASN1_SET_OF(X509_ALGOR) +int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval) +{ + if (!alg) + return 0; + if (ptype != V_ASN1_UNDEF) { + if (alg->parameter == NULL) + alg->parameter = ASN1_TYPE_new(); + if (alg->parameter == NULL) + return 0; + } + if (alg) { + ASN1_OBJECT_free(alg->algorithm); + alg->algorithm = aobj; + } + if (ptype == 0) + return 1; + if (ptype == V_ASN1_UNDEF) { + ASN1_TYPE_free(alg->parameter); + alg->parameter = NULL; + } else + ASN1_TYPE_set(alg->parameter, ptype, pval); + return 1; +} + +void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval, + X509_ALGOR *algor) +{ + if (paobj) + *paobj = algor->algorithm; + if (pptype) { + if (algor->parameter == NULL) { + *pptype = V_ASN1_UNDEF; + return; + } else + *pptype = algor->parameter->type; + if (ppval) + *ppval = algor->parameter->value.ptr; + } +} + +/* Set up an X509_ALGOR DigestAlgorithmIdentifier from an EVP_MD */ + +void X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md) +{ + int param_type; + + if (md->flags & EVP_MD_FLAG_DIGALGID_ABSENT) + param_type = V_ASN1_UNDEF; + else + param_type = V_ASN1_NULL; + + X509_ALGOR_set0(alg, OBJ_nid2obj(EVP_MD_type(md)), param_type, NULL); + +} + +int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b) +{ + int rv; + rv = OBJ_cmp(a->algorithm, b->algorithm); + if (rv) + return rv; + if (!a->parameter && !b->parameter) + return 0; + return ASN1_TYPE_cmp(a->parameter, b->parameter); +}