| /* hc128.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_HC128 |
| |
| #ifndef CTAO_CRYPT_HC128_H |
| #define CTAO_CRYPT_HC128_H |
| |
| #include <cyassl/ctaocrypt/types.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| enum { |
| HC128_ENC_TYPE = 6 /* cipher unique type */ |
| }; |
| |
| /* HC-128 stream cipher */ |
| typedef struct HC128 { |
| word32 T[1024]; /* P[i] = T[i]; Q[i] = T[1024 + i ]; */ |
| word32 X[16]; |
| word32 Y[16]; |
| word32 counter1024; /* counter1024 = i mod 1024 at the ith step */ |
| word32 key[8]; |
| word32 iv[8]; |
| } HC128; |
| |
| |
| CYASSL_API int Hc128_Process(HC128*, byte*, const byte*, word32); |
| CYASSL_API int Hc128_SetKey(HC128*, const byte* key, const byte* iv); |
| |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #endif /* CTAO_CRYPT_HC128_H */ |
| |
| #endif /* HAVE_HC128 */ |