openssl/providers/implementations/include/prov/seeding.h
Pauli da7db83cc4 rand: remove the ossl_rand_pool_add_additional_data() function.
This function isn't called from anywhere and cannot easily be used
by the current RNG infrastructure.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/19493)
2022-10-27 09:23:00 +11:00

31 lines
1.2 KiB
C

/*
* Copyright 2020-2021 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 "prov/provider_ctx.h"
#include "crypto/rand_pool.h"
/* Hardware-based seeding functions. */
size_t ossl_prov_acquire_entropy_from_tsc(RAND_POOL *pool);
size_t ossl_prov_acquire_entropy_from_cpu(RAND_POOL *pool);
/*
* External seeding functions from the core dispatch table.
*/
int ossl_prov_seeding_from_dispatch(const OSSL_DISPATCH *fns);
size_t ossl_prov_get_entropy(PROV_CTX *prov_ctx, unsigned char **pout,
int entropy, size_t min_len, size_t max_len);
void ossl_prov_cleanup_entropy(PROV_CTX *prov_ctx, unsigned char *buf,
size_t len);
size_t ossl_prov_get_nonce(PROV_CTX *prov_ctx, unsigned char **pout,
size_t min_len, size_t max_len,
const void *salt, size_t salt_len);
void ossl_prov_cleanup_nonce(PROV_CTX *prov_ctx, unsigned char *buf,
size_t len);