Francois Berder / cyassl-lib

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cyassl/ctaocrypt/hc128.h@4:f377303c41be, 2013-09-16 (annotated)

Committer:
feb11
Date:
Mon Sep 16 09:53:35 2013 +0000
Revision:
4:f377303c41be
Parent:
0:714293de3836 
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ashleymills 0:714293de3836 1 /* hc128.h
ashleymills 0:714293de3836 2 *
ashleymills 0:714293de3836 3 * Copyright (C) 2006-2013 wolfSSL Inc.
ashleymills 0:714293de3836 4 *
ashleymills 0:714293de3836 5 * This file is part of CyaSSL.
ashleymills 0:714293de3836 6 *
ashleymills 0:714293de3836 7 * CyaSSL is free software; you can redistribute it and/or modify
ashleymills 0:714293de3836 8 * it under the terms of the GNU General Public License as published by
ashleymills 0:714293de3836 9 * the Free Software Foundation; either version 2 of the License, or
ashleymills 0:714293de3836 10 * (at your option) any later version.
ashleymills 0:714293de3836 11 *
ashleymills 0:714293de3836 12 * CyaSSL is distributed in the hope that it will be useful,
ashleymills 0:714293de3836 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
ashleymills 0:714293de3836 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
ashleymills 0:714293de3836 15 * GNU General Public License for more details.
ashleymills 0:714293de3836 16 *
ashleymills 0:714293de3836 17 * You should have received a copy of the GNU General Public License
ashleymills 0:714293de3836 18 * along with this program; if not, write to the Free Software
ashleymills 0:714293de3836 19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
ashleymills 0:714293de3836 20 */
ashleymills 0:714293de3836 21
ashleymills 0:714293de3836 22
ashleymills 0:714293de3836 23 #ifndef NO_HC128
ashleymills 0:714293de3836 24
ashleymills 0:714293de3836 25 #ifndef CTAO_CRYPT_HC128_H
ashleymills 0:714293de3836 26 #define CTAO_CRYPT_HC128_H
ashleymills 0:714293de3836 27
ashleymills 0:714293de3836 28 #include <cyassl/ctaocrypt/types.h>
ashleymills 0:714293de3836 29
ashleymills 0:714293de3836 30 #ifdef __cplusplus
ashleymills 0:714293de3836 31 extern "C" {
ashleymills 0:714293de3836 32 #endif
ashleymills 0:714293de3836 33
ashleymills 0:714293de3836 34
ashleymills 0:714293de3836 35 enum {
ashleymills 0:714293de3836 36 HC128_ENC_TYPE = 6 /* cipher unique type */
ashleymills 0:714293de3836 37 };
ashleymills 0:714293de3836 38
ashleymills 0:714293de3836 39 /* HC-128 stream cipher */
ashleymills 0:714293de3836 40 typedef struct HC128 {
ashleymills 0:714293de3836 41 word32 T[1024]; /* P[i] = T[i]; Q[i] = T[1024 + i ]; */
ashleymills 0:714293de3836 42 word32 X[16];
ashleymills 0:714293de3836 43 word32 Y[16];
ashleymills 0:714293de3836 44 word32 counter1024; /* counter1024 = i mod 1024 at the ith step */
ashleymills 0:714293de3836 45 word32 key[8];
ashleymills 0:714293de3836 46 word32 iv[8];
ashleymills 0:714293de3836 47 } HC128;
ashleymills 0:714293de3836 48
ashleymills 0:714293de3836 49
ashleymills 0:714293de3836 50 CYASSL_API int Hc128_Process(HC128*, byte*, const byte*, word32);
ashleymills 0:714293de3836 51 CYASSL_API int Hc128_SetKey(HC128*, const byte* key, const byte* iv);
ashleymills 0:714293de3836 52
ashleymills 0:714293de3836 53
ashleymills 0:714293de3836 54 #ifdef __cplusplus
ashleymills 0:714293de3836 55 } /* extern "C" */
ashleymills 0:714293de3836 56 #endif
ashleymills 0:714293de3836 57
ashleymills 0:714293de3836 58 #endif /* CTAO_CRYPT_HC128_H */
ashleymills 0:714293de3836 59
ashleymills 0:714293de3836 60 #endif /* HAVE_HC128 */