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/*
* Copyright 2019-2021 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/err.h>
#include <openssl/proverr.h>
#include "prov/digestcommon.h"
int ossl_digest_default_get_params(OSSL_PARAM params[], size_t blksz,
size_t paramsz, unsigned long flags)
{
OSSL_PARAM *p = NULL;
p = OSSL_PARAM_locate(params, OSSL_DIGEST_PARAM_BLOCK_SIZE);
if (p != NULL && !OSSL_PARAM_set_size_t(p, blksz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_DIGEST_PARAM_SIZE);
if (p != NULL && !OSSL_PARAM_set_size_t(p, paramsz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_DIGEST_PARAM_XOF);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_DIGEST_FLAG_XOF) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_DIGEST_PARAM_ALGID_ABSENT);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_DIGEST_FLAG_ALGID_ABSENT) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM digest_default_known_gettable_params[] = {
OSSL_PARAM_size_t(OSSL_DIGEST_PARAM_BLOCK_SIZE, NULL),
OSSL_PARAM_size_t(OSSL_DIGEST_PARAM_SIZE, NULL),
OSSL_PARAM_int(OSSL_DIGEST_PARAM_XOF, NULL),
OSSL_PARAM_int(OSSL_DIGEST_PARAM_ALGID_ABSENT, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *ossl_digest_default_gettable_params(void *provctx)
{
return digest_default_known_gettable_params;
}
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