/* * 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_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) 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); }