197 lines
7.0 KiB
C
197 lines
7.0 KiB
C
/* aes.h
|
|
*
|
|
* Copyright (C) 2006-2014 wolfSSL Inc.
|
|
*
|
|
* This file is part of CyaSSL.
|
|
*
|
|
* CyaSSL is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* CyaSSL is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
|
|
#ifndef NO_AES
|
|
|
|
#ifndef CTAO_CRYPT_AES_H
|
|
#define CTAO_CRYPT_AES_H
|
|
|
|
|
|
#include <cyassl/ctaocrypt/types.h>
|
|
|
|
#ifdef HAVE_CAVIUM
|
|
#include <cyassl/ctaocrypt/logging.h>
|
|
#include "cavium_common.h"
|
|
#endif
|
|
|
|
#ifdef CYASSL_AESNI
|
|
|
|
#include <wmmintrin.h>
|
|
|
|
#if !defined (ALIGN16)
|
|
#if defined (__GNUC__)
|
|
#define ALIGN16 __attribute__ ( (aligned (16)))
|
|
#elif defined(_MSC_VER)
|
|
/* disable align warning, we want alignment ! */
|
|
#pragma warning(disable: 4324)
|
|
#define ALIGN16 __declspec (align (16))
|
|
#else
|
|
#define ALIGN16
|
|
#endif
|
|
#endif
|
|
|
|
#endif /* CYASSL_AESNI */
|
|
|
|
#if !defined (ALIGN16)
|
|
#define ALIGN16
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
#define CYASSL_AES_CAVIUM_MAGIC 0xBEEF0002
|
|
|
|
enum {
|
|
AES_ENC_TYPE = 1, /* cipher unique type */
|
|
AES_ENCRYPTION = 0,
|
|
AES_DECRYPTION = 1,
|
|
AES_BLOCK_SIZE = 16
|
|
};
|
|
|
|
|
|
typedef struct Aes {
|
|
/* AESNI needs key first, rounds 2nd, not sure why yet */
|
|
ALIGN16 word32 key[60];
|
|
word32 rounds;
|
|
|
|
ALIGN16 word32 reg[AES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
|
|
ALIGN16 word32 tmp[AES_BLOCK_SIZE / sizeof(word32)]; /* same */
|
|
|
|
#ifdef HAVE_AESGCM
|
|
ALIGN16 byte H[AES_BLOCK_SIZE];
|
|
#ifdef GCM_TABLE
|
|
/* key-based fast multiplication table. */
|
|
ALIGN16 byte M0[256][AES_BLOCK_SIZE];
|
|
#endif /* GCM_TABLE */
|
|
#endif /* HAVE_AESGCM */
|
|
#ifdef CYASSL_AESNI
|
|
byte use_aesni;
|
|
#endif /* CYASSL_AESNI */
|
|
#ifdef HAVE_CAVIUM
|
|
AesType type; /* aes key type */
|
|
int devId; /* nitrox device id */
|
|
word32 magic; /* using cavium magic */
|
|
word64 contextHandle; /* nitrox context memory handle */
|
|
#endif
|
|
#ifdef CYASSL_AES_COUNTER
|
|
word32 left; /* unsued bytes left from last call */
|
|
#endif
|
|
#ifdef CYASSL_PIC32MZ_CRYPT
|
|
word32 key_ce[AES_BLOCK_SIZE*2/sizeof(word32)] ;
|
|
word32 iv_ce [AES_BLOCK_SIZE /sizeof(word32)] ;
|
|
int keylen ;
|
|
#endif
|
|
} Aes;
|
|
|
|
|
|
CYASSL_API int AesSetKey(Aes* aes, const byte* key, word32 len, const byte* iv,
|
|
int dir);
|
|
CYASSL_API int AesSetIV(Aes* aes, const byte* iv);
|
|
CYASSL_API int AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
|
|
CYASSL_API int AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz);
|
|
CYASSL_API int AesCbcDecryptWithKey(byte* out, const byte* in, word32 inSz,
|
|
const byte* key, word32 keySz, const byte* iv);
|
|
CYASSL_API void AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
|
|
CYASSL_API void AesEncryptDirect(Aes* aes, byte* out, const byte* in);
|
|
CYASSL_API void AesDecryptDirect(Aes* aes, byte* out, const byte* in);
|
|
CYASSL_API int AesSetKeyDirect(Aes* aes, const byte* key, word32 len,
|
|
const byte* iv, int dir);
|
|
#ifdef HAVE_AESGCM
|
|
CYASSL_API int AesGcmSetKey(Aes* aes, const byte* key, word32 len);
|
|
CYASSL_API int AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz,
|
|
const byte* iv, word32 ivSz,
|
|
byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
CYASSL_API int AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz,
|
|
const byte* iv, word32 ivSz,
|
|
const byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
|
|
typedef struct Gmac {
|
|
Aes aes;
|
|
} Gmac;
|
|
CYASSL_API int GmacSetKey(Gmac* gmac, const byte* key, word32 len);
|
|
CYASSL_API int GmacUpdate(Gmac* gmac, const byte* iv, word32 ivSz,
|
|
const byte* authIn, word32 authInSz,
|
|
byte* authTag, word32 authTagSz);
|
|
#endif /* HAVE_AESGCM */
|
|
#ifdef HAVE_AESCCM
|
|
CYASSL_API void AesCcmSetKey(Aes* aes, const byte* key, word32 keySz);
|
|
CYASSL_API void AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
|
|
const byte* nonce, word32 nonceSz,
|
|
byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
CYASSL_API int AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
|
|
const byte* nonce, word32 nonceSz,
|
|
const byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
#endif /* HAVE_AESCCM */
|
|
|
|
#ifdef HAVE_CAVIUM
|
|
CYASSL_API int AesInitCavium(Aes*, int);
|
|
CYASSL_API void AesFreeCavium(Aes*);
|
|
#endif
|
|
|
|
|
|
#ifdef HAVE_FIPS
|
|
/* fips wrapper calls, user can call direct */
|
|
CYASSL_API int AesSetKey_fips(Aes* aes, const byte* key, word32 len,
|
|
const byte* iv, int dir);
|
|
CYASSL_API int AesSetIV_fips(Aes* aes, const byte* iv);
|
|
CYASSL_API int AesCbcEncrypt_fips(Aes* aes, byte* out, const byte* in,
|
|
word32 sz);
|
|
CYASSL_API int AesCbcDecrypt_fips(Aes* aes, byte* out, const byte* in,
|
|
word32 sz);
|
|
CYASSL_API int AesGcmSetKey_fips(Aes* aes, const byte* key, word32 len);
|
|
CYASSL_API int AesGcmEncrypt_fips(Aes* aes, byte* out, const byte* in,
|
|
word32 sz, const byte* iv, word32 ivSz,
|
|
byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
CYASSL_API int AesGcmDecrypt_fips(Aes* aes, byte* out, const byte* in,
|
|
word32 sz, const byte* iv, word32 ivSz,
|
|
const byte* authTag, word32 authTagSz,
|
|
const byte* authIn, word32 authInSz);
|
|
#ifndef FIPS_NO_WRAPPERS
|
|
/* if not impl or fips.c impl wrapper force fips calls if fips build */
|
|
#define AesSetKey AesSetKey_fips
|
|
#define AesSetIV AesSetIV_fips
|
|
#define AesCbcEncrypt AesCbcEncrypt_fips
|
|
#define AesCbcDecrypt AesCbcDecrypt_fips
|
|
#define AesGcmSetKey AesGcmSetKey_fips
|
|
#define AesGcmEncrypt AesGcmEncrypt_fips
|
|
#define AesGcmDecrypt AesGcmDecrypt_fips
|
|
#endif /* FIPS_NO_WRAPPERS */
|
|
|
|
#endif /* HAVE_FIPS */
|
|
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
|
|
#endif /* CTAO_CRYPT_AES_H */
|
|
#endif /* NO_AES */
|
|
|