providers/common/der/der_rsa.c.in

   1 /*
   2  * Copyright 2020 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 <openssl/bn.h>
  11 #include <openssl/obj_mac.h>
  12 #include "prov/der_rsa.h"
  13
  14 /* Well known OIDs precompiled */
  15 {-
  16     $OUT = oids_to_c::process_leaves('providers/common/der/RSA.asn1',
  17                                      { dir => $config{sourcedir},
  18                                        filter => \&oids_to_c::filter_to_C });
  19 -}
  20
  21 int DER_w_algorithmIdentifier_RSA(WPACKET *pkt, int tag, RSA *rsa)
  22 {
  23     return DER_w_begin_sequence(pkt, tag)
  24         /* No parameters (yet?) */
  25         && DER_w_precompiled(pkt, -1, der_oid_rsaEncryption,
  26                              sizeof(der_oid_rsaEncryption))
  27         && DER_w_end_sequence(pkt, tag);
  28 }
  29
  30 /* Aliases so we can have a uniform MD_CASE */
  31 #define der_oid_sha3_224WithRSAEncryption \
  32     der_oid_id_rsassa_pkcs1_v1_5_with_sha3_224
  33 #define der_oid_sha3_256WithRSAEncryption \
  34     der_oid_id_rsassa_pkcs1_v1_5_with_sha3_256
  35 #define der_oid_sha3_384WithRSAEncryption \
  36     der_oid_id_rsassa_pkcs1_v1_5_with_sha3_384
  37 #define der_oid_sha3_512WithRSAEncryption \
  38     der_oid_id_rsassa_pkcs1_v1_5_with_sha3_512
  39
  40 #define MD_CASE(name)                                                   \
  41     case NID_##name:                                                    \
  42         precompiled = der_oid_##name##WithRSAEncryption;                \
  43         precompiled_sz = sizeof(der_oid_##name##WithRSAEncryption);     \
  44         break;
  45
  46 int DER_w_algorithmIdentifier_RSA_with(WPACKET *pkt, int tag,
  47                                        RSA *rsa, int mdnid)
  48 {
  49     const unsigned char *precompiled = NULL;
  50     size_t precompiled_sz = 0;
  51
  52     switch (mdnid) {
  53 #ifndef FIPS_MODULE
  54         MD_CASE(md2);
  55         MD_CASE(md5);
  56         MD_CASE(md4);
  57         MD_CASE(ripemd160);
  58 /* TODO(3.0) Decide what to do about mdc2 and md5_sha1 */
  59 #endif
  60         MD_CASE(sha1);
  61         MD_CASE(sha224);
  62         MD_CASE(sha256);
  63         MD_CASE(sha384);
  64         MD_CASE(sha512);
  65         MD_CASE(sha512_224);
  66         MD_CASE(sha512_256);
  67         MD_CASE(sha3_224);
  68         MD_CASE(sha3_256);
  69         MD_CASE(sha3_384);
  70         MD_CASE(sha3_512);
  71     default:
  72         return 0;
  73     }
  74
  75     return DER_w_begin_sequence(pkt, tag)
  76         /* No parameters (yet?) */
  77         && DER_w_precompiled(pkt, -1, precompiled, precompiled_sz)
  78         && DER_w_end_sequence(pkt, tag);
  79 }