/* des3.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_DES3 #ifndef CTAO_CRYPT_DES3_H #define CTAO_CRYPT_DES3_H #include #ifdef __cplusplus extern "C" { #endif #define CYASSL_3DES_CAVIUM_MAGIC 0xBEEF0003 enum { DES_ENC_TYPE = 2, /* cipher unique type */ DES3_ENC_TYPE = 3, /* cipher unique type */ DES_BLOCK_SIZE = 8, DES_KS_SIZE = 32, DES_ENCRYPTION = 0, DES_DECRYPTION = 1 }; #define DES_IVLEN 8 #define DES_KEYLEN 8 #define DES3_IVLEN 8 #define DES3_KEYLEN 24 #ifdef STM32F2_CRYPTO enum { DES_CBC = 0, DES_ECB = 1 }; #endif /* DES encryption and decryption */ typedef struct Des { word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */ word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */ word32 key[DES_KS_SIZE]; } Des; /* DES3 encryption and decryption */ typedef struct Des3 { word32 key[3][DES_KS_SIZE]; word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */ word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */ #ifdef HAVE_CAVIUM int devId; /* nitrox device id */ word32 magic; /* using cavium magic */ word64 contextHandle; /* nitrox context memory handle */ #endif } Des3; CYASSL_API int Des_SetKey(Des* des, const byte* key, const byte* iv, int dir); CYASSL_API void Des_SetIV(Des* des, const byte* iv); CYASSL_API int Des_CbcEncrypt(Des* des, byte* out, const byte* in, word32 sz); CYASSL_API int Des_CbcDecrypt(Des* des, byte* out, const byte* in, word32 sz); CYASSL_API int Des_EcbEncrypt(Des* des, byte* out, const byte* in, word32 sz); CYASSL_API int Des3_SetKey(Des3* des, const byte* key, const byte* iv,int dir); CYASSL_API int Des3_SetIV(Des3* des, const byte* iv); CYASSL_API int Des3_CbcEncrypt(Des3* des, byte* out, const byte* in,word32 sz); CYASSL_API int Des3_CbcDecrypt(Des3* des, byte* out, const byte* in,word32 sz); #ifdef HAVE_CAVIUM CYASSL_API int Des3_InitCavium(Des3*, int); CYASSL_API void Des3_FreeCavium(Des3*); #endif #ifdef HAVE_FIPS /* fips wrapper calls, user can call direct */ CYASSL_API int Des3_SetKey_fips(Des3* des, const byte* key, const byte* iv, int dir); CYASSL_API int Des3_SetIV_fips(Des3* des, const byte* iv); CYASSL_API int Des3_CbcEncrypt_fips(Des3* des, byte* out, const byte* in, word32 sz); CYASSL_API int Des3_CbcDecrypt_fips(Des3* des, byte* out, const byte* in, word32 sz); #ifndef FIPS_NO_WRAPPERS /* if not impl or fips.c impl wrapper force fips calls if fips build */ #define Des3_SetKey Des3_SetKey_fips #define Des3_SetIV Des3_SetIV_fips #define Des3_CbcEncrypt Des3_CbcEncrypt_fips #define Des3_CbcDecrypt Des3_CbcDecrypt_fips #endif /* FIPS_NO_WRAPPERS */ #endif /* HAVE_FIPS */ #ifdef __cplusplus } /* extern "C" */ #endif #endif /* NO_DES3 */ #endif /* CTAO_CRYPT_DES3_H */