CloverBootloader/Library/OpensslLib/openssl/providers/common/der/der_ec_sig.c

52 lines
1.8 KiB
C

/*
* Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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 <openssl/obj_mac.h>
#include "internal/packet.h"
#include "prov/der_ec.h"
/* Aliases so we can have a uniform MD_CASE */
#define ossl_der_oid_id_ecdsa_with_sha1 ossl_der_oid_ecdsa_with_SHA1
#define ossl_der_oid_id_ecdsa_with_sha224 ossl_der_oid_ecdsa_with_SHA224
#define ossl_der_oid_id_ecdsa_with_sha256 ossl_der_oid_ecdsa_with_SHA256
#define ossl_der_oid_id_ecdsa_with_sha384 ossl_der_oid_ecdsa_with_SHA384
#define ossl_der_oid_id_ecdsa_with_sha512 ossl_der_oid_ecdsa_with_SHA512
#define MD_CASE(name) \
case NID_##name: \
precompiled = ossl_der_oid_id_ecdsa_with_##name; \
precompiled_sz = sizeof(ossl_der_oid_id_ecdsa_with_##name); \
break;
int ossl_DER_w_algorithmIdentifier_ECDSA_with_MD(WPACKET *pkt, int cont,
EC_KEY *ec, int mdnid)
{
const unsigned char *precompiled = NULL;
size_t precompiled_sz = 0;
switch (mdnid) {
MD_CASE(sha1);
MD_CASE(sha224);
MD_CASE(sha256);
MD_CASE(sha384);
MD_CASE(sha512);
MD_CASE(sha3_224);
MD_CASE(sha3_256);
MD_CASE(sha3_384);
MD_CASE(sha3_512);
default:
return 0;
}
return ossl_DER_w_begin_sequence(pkt, cont)
/* No parameters (yet?) */
&& ossl_DER_w_precompiled(pkt, -1, precompiled, precompiled_sz)
&& ossl_DER_w_end_sequence(pkt, cont);
}