openssl/providers/implementations/ciphers/cipher_aes_xts.h
Matt Caswell 3c2bdd7df9 Update copyright year
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14801)
2021-04-08 13:04:41 +01:00

36 lines
1.1 KiB
C

/*
* 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/aes.h>
#include "prov/ciphercommon.h"
#include "crypto/aes_platform.h"
/*
* Available in cipher_fips.c, and compiled with different values depending
* on we're in the FIPS module or not.
*/
extern const int ossl_aes_xts_allow_insecure_decrypt;
PROV_CIPHER_FUNC(void, xts_stream,
(const unsigned char *in, unsigned char *out, size_t len,
const AES_KEY *key1, const AES_KEY *key2,
const unsigned char iv[16]));
typedef struct prov_aes_xts_ctx_st {
PROV_CIPHER_CTX base; /* Must be first */
union {
OSSL_UNION_ALIGN;
AES_KEY ks;
} ks1, ks2; /* AES key schedules to use */
XTS128_CONTEXT xts;
OSSL_xts_stream_fn stream;
} PROV_AES_XTS_CTX;
const PROV_CIPHER_HW *ossl_prov_cipher_hw_aes_xts(size_t keybits);