| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* rabbit.h |
| 2 | * |
| 3 | * Copyright (C) 2006-2021 wolfSSL Inc. |
| 4 | * |
| 5 | * This file is part of wolfSSL. |
| 6 | * |
| 7 | * wolfSSL is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * wolfSSL is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA |
| 20 | */ |
| 21 | |
| 22 | /*! |
| 23 | \file wolfssl/wolfcrypt/rabbit.h |
| 24 | */ |
| 25 | |
| 26 | |
| 27 | #ifndef WOLF_CRYPT_RABBIT_H |
| 28 | #define WOLF_CRYPT_RABBIT_H |
| 29 | |
| 30 | #include <wolfssl/wolfcrypt/types.h> |
| 31 | |
| 32 | #ifndef NO_RABBIT |
| 33 | |
| 34 | #ifdef __cplusplus |
| 35 | extern "C" { |
| 36 | #endif |
| 37 | |
| 38 | |
| 39 | enum { |
| 40 | RABBIT_ENC_TYPE = 5 /* cipher unique type */ |
| 41 | }; |
| 42 | |
| 43 | |
| 44 | /* Rabbit Context */ |
| 45 | typedef struct RabbitCtx { |
| 46 | word32 x[8]; |
| 47 | word32 c[8]; |
| 48 | word32 carry; |
| 49 | } RabbitCtx; |
| 50 | |
| 51 | |
| 52 | /* Rabbit stream cipher */ |
| 53 | typedef struct Rabbit { |
| 54 | RabbitCtx masterCtx; |
| 55 | RabbitCtx workCtx; |
| 56 | #ifdef XSTREAM_ALIGN |
| 57 | void* heap; /* heap hint, currently XMALLOC only used with aligning */ |
| 58 | #endif |
| 59 | } Rabbit; |
| 60 | |
| 61 | |
| 62 | WOLFSSL_API int wc_RabbitProcess(Rabbit*, byte*, const byte*, word32); |
| 63 | WOLFSSL_API int wc_RabbitSetKey(Rabbit*, const byte* key, const byte* iv); |
| 64 | |
| 65 | WOLFSSL_LOCAL int wc_Rabbit_SetHeap(Rabbit* ctx, void* heap); |
| 66 | |
| 67 | #ifdef __cplusplus |
| 68 | } /* extern "C" */ |
| 69 | #endif |
| 70 | |
| 71 | #endif /* NO_RABBIT */ |
| 72 | #endif /* WOLF_CRYPT_RABBIT_H */ |
| 73 | |