1/*
2 * Copyright 2002-2016 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/ec.h>
11#include "ec_local.h"
12#include <openssl/err.h>
13
14/*-
15 * returns
16 * 1: correct signature
17 * 0: incorrect signature
18 * -1: error
19 */
20int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,
21 const ECDSA_SIG *sig, EC_KEY *eckey)
22{
23 if (eckey->meth->verify_sig != NULL)
24 return eckey->meth->verify_sig(dgst, dgst_len, sig, eckey);
25 ECerr(EC_F_ECDSA_DO_VERIFY, EC_R_OPERATION_NOT_SUPPORTED);
26 return 0;
27}
28
29/*-
30 * returns
31 * 1: correct signature
32 * 0: incorrect signature
33 * -1: error
34 */
35int ECDSA_verify(int type, const unsigned char *dgst, int dgst_len,
36 const unsigned char *sigbuf, int sig_len, EC_KEY *eckey)
37{
38 if (eckey->meth->verify != NULL)
39 return eckey->meth->verify(type, dgst, dgst_len, sigbuf, sig_len,
40 eckey);
41 ECerr(EC_F_ECDSA_VERIFY, EC_R_OPERATION_NOT_SUPPORTED);
42 return 0;
43}
44