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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#pragma once
#include <openssl/bn.h>
#include <stdint.h>
#include "api/s2n.h"
#include "crypto/s2n_openssl.h"
#include "crypto/s2n_rsa.h"
#include "crypto/s2n_rsa_signing.h"
#define RSA_PSS_SIGN_VERIFY_RANDOM_BLOB_SIZE 32
#define RSA_PSS_SIGN_VERIFY_SIGNATURE_SIZE 256
#ifndef EVP_PKEY_RSA_PSS
#define EVP_PKEY_RSA_PSS EVP_PKEY_NONE
#endif
/* OpenSSL 1.1.1d 10 Sep 2019 is broken, so disable on that version. For further info see: crypto/evp/p_lib.c:469
*
* This feature requires this Openssl commit for Openssl 1.1.x versions: openssl/openssl@4088b92
*/
#if RSA_PSS_SIGNING_SUPPORTED && OPENSSL_VERSION_NUMBER > 0x1010104fL
#define RSA_PSS_CERTS_SUPPORTED 1
#else
#define RSA_PSS_CERTS_SUPPORTED 0
#endif
int s2n_is_rsa_pss_certs_supported();
int s2n_rsa_pss_pkey_init(struct s2n_pkey *pkey);
int s2n_evp_pkey_to_rsa_pss_public_key(struct s2n_rsa_key *rsa_key, EVP_PKEY *pkey);
int s2n_evp_pkey_to_rsa_pss_private_key(struct s2n_rsa_key *rsa_key, EVP_PKEY *pkey);
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