Home | History | Annotate | Line # | Download | only in der 
      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/obj_mac.h>
     11 #include "internal/packet.h"
     12 #include "prov/der_ec.h"
     13 
     14 /* Aliases so we can have a uniform MD_CASE */
     15 #define ossl_der_oid_id_ecdsa_with_sha1 ossl_der_oid_ecdsa_with_SHA1
     16 #define ossl_der_oid_id_ecdsa_with_sha224 ossl_der_oid_ecdsa_with_SHA224
     17 #define ossl_der_oid_id_ecdsa_with_sha256 ossl_der_oid_ecdsa_with_SHA256
     18 #define ossl_der_oid_id_ecdsa_with_sha384 ossl_der_oid_ecdsa_with_SHA384
     19 #define ossl_der_oid_id_ecdsa_with_sha512 ossl_der_oid_ecdsa_with_SHA512
     20 
     21 #define MD_CASE(name)                                               \
     22     case NID_##name:                                                \
     23         precompiled = ossl_der_oid_id_ecdsa_with_##name;            \
     24         precompiled_sz = sizeof(ossl_der_oid_id_ecdsa_with_##name); \
     25         break;
     26 
     27 int ossl_DER_w_algorithmIdentifier_ECDSA_with_MD(WPACKET *pkt, int cont,
     28     EC_KEY *ec, int mdnid)
     29 {
     30     const unsigned char *precompiled = NULL;
     31     size_t precompiled_sz = 0;
     32 
     33     switch (mdnid) {
     34         MD_CASE(sha1);
     35         MD_CASE(sha224);
     36         MD_CASE(sha256);
     37         MD_CASE(sha384);
     38         MD_CASE(sha512);
     39         MD_CASE(sha3_224);
     40         MD_CASE(sha3_256);
     41         MD_CASE(sha3_384);
     42         MD_CASE(sha3_512);
     43     default:
     44         return 0;
     45     }
     46 
     47     return ossl_DER_w_begin_sequence(pkt, cont)
     48         /* No parameters (yet?) */
     49         && ossl_DER_w_precompiled(pkt, -1, precompiled, precompiled_sz)
     50         && ossl_DER_w_end_sequence(pkt, cont);
     51 }
     52