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cc731bc3f6
Reviewed-by: Shane Lontis <shane.lontis@oracle.com> Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/10662)
36 lines
1.4 KiB
C
36 lines
1.4 KiB
C
/*
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* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include "prov/ciphercommon.h"
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#include "crypto/aes_platform.h"
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#include "crypto/siv.h"
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typedef struct prov_cipher_hw_aes_siv_st {
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int (*initkey)(void *ctx, const uint8_t *key, size_t keylen);
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int (*cipher)(void *ctx, unsigned char *out, const unsigned char *in,
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size_t len);
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void (*setspeed)(void *ctx, int speed);
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int (*settag)(void *ctx, const unsigned char *tag, size_t tagl);
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void (*cleanup)(void *ctx);
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} PROV_CIPHER_HW_AES_SIV;
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typedef struct prov_siv_ctx_st {
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unsigned int mode; /* The mode that we are using */
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unsigned int enc : 1; /* Set to 1 if we are encrypting or 0 otherwise */
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uint64_t flags;
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size_t keylen; /* The input keylength (twice the alg key length) */
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size_t taglen; /* the taglen is the same as the sivlen */
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SIV128_CONTEXT siv;
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EVP_CIPHER *ctr; /* These are fetched - so we need to free them */
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EVP_CIPHER *cbc;
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const PROV_CIPHER_HW_AES_SIV *hw;
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} PROV_AES_SIV_CTX;
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const PROV_CIPHER_HW_AES_SIV *PROV_CIPHER_HW_aes_siv(size_t keybits);
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