SSL/TLS Library
CyaSSL is SSL/TLS library for embedded systems.
Diff: cyassl/ctaocrypt/hc128.h
- Revision:
- 0:9d17e4342598
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/cyassl/ctaocrypt/hc128.h Sun Apr 20 12:40:57 2014 +0000 @@ -0,0 +1,60 @@ +/* hc128.h + * + * Copyright (C) 2006-2013 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 */