providers/common/securitycheck_default.c

   1 /*
   2  * Copyright 2020-2023 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include "internal/deprecated.h"
  11
  12 #include <openssl/rsa.h>
  13 #include <openssl/core.h>
  14 #include <openssl/core_names.h>
  15 #include <openssl/obj_mac.h>
  16 #include "prov/securitycheck.h"
  17 #include "internal/nelem.h"
  18
  19 /* Disable the security checks in the default provider */
  20 int ossl_securitycheck_enabled(OSSL_LIB_CTX *libctx)
  21 {
  22     return 0;
  23 }
  24
  25 /* Disable the ems check in the default provider */
  26 int ossl_tls1_prf_ems_check_enabled(OSSL_LIB_CTX *libctx)
  27 {
  28     return 0;
  29 }
  30
  31 int ossl_digest_rsa_sign_get_md_nid(OSSL_LIB_CTX *ctx, const EVP_MD *md,
  32                                     ossl_unused int sha1_allowed)
  33 {
  34     int mdnid;
  35
  36     static const OSSL_ITEM name_to_nid[] = {
  37         { NID_md5,       OSSL_DIGEST_NAME_MD5       },
  38         { NID_md5_sha1,  OSSL_DIGEST_NAME_MD5_SHA1  },
  39         { NID_md2,       OSSL_DIGEST_NAME_MD2       },
  40         { NID_md4,       OSSL_DIGEST_NAME_MD4       },
  41         { NID_mdc2,      OSSL_DIGEST_NAME_MDC2      },
  42         { NID_ripemd160, OSSL_DIGEST_NAME_RIPEMD160 },
  43     };
  44
  45     mdnid = ossl_digest_get_approved_nid_with_sha1(ctx, md, 1);
  46     if (mdnid == NID_undef)
  47         mdnid = ossl_digest_md_to_nid(md, name_to_nid, OSSL_NELEM(name_to_nid));
  48     return mdnid;
  49 }