1/*
2 * Copyright 2019-2021 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{-
10use OpenSSL::paramnames qw(produce_param_decoder);
11-}
12
13#include <string.h>
14#include <openssl/err.h>
15#include <openssl/proverr.h>
16#include "prov/digestcommon.h"
17#include "internal/common.h"
18
19{- produce_param_decoder('digest_default_get_params',
20                         (['DIGEST_PARAM_BLOCK_SIZE',   'bsize',    'size_t'],
21                          ['DIGEST_PARAM_SIZE',         'size',     'size_t'],
22                          ['DIGEST_PARAM_XOF',          'xof',      'int'],
23                          ['DIGEST_PARAM_ALGID_ABSENT', 'aldid',    'int'],
24                         )); -}
25
26int ossl_digest_default_get_params(OSSL_PARAM params[], size_t blksz,
27                                   size_t paramsz, unsigned long flags)
28{
29    struct digest_default_get_params_st p;
30
31    if (!digest_default_get_params_decoder(params, &p))
32        return 0;
33
34    if (p.bsize != NULL && !OSSL_PARAM_set_size_t(p.bsize, blksz)) {
35        ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
36        return 0;
37    }
38    if (p.size != NULL && !OSSL_PARAM_set_size_t(p.size, paramsz)) {
39        ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
40        return 0;
41    }
42    if (p.xof != NULL
43        && !OSSL_PARAM_set_int(p.xof, (flags & PROV_DIGEST_FLAG_XOF) != 0)) {
44        ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
45        return 0;
46    }
47    if (p.aldid != NULL
48        && !OSSL_PARAM_set_int(p.aldid, (flags & PROV_DIGEST_FLAG_ALGID_ABSENT) != 0)) {
49        ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
50        return 0;
51    }
52    return 1;
53}
54
55const OSSL_PARAM *ossl_digest_default_gettable_params(void *provctx)
56{
57    return digest_default_get_params_list;
58}
59