ssh lib
wolfcrypt/hc128.h@1:e4ea39eba2fb, 2019-11-25 (annotated)
- Committer:
- sPymbed
- Date:
- Mon Nov 25 14:23:49 2019 +0000
- Revision:
- 1:e4ea39eba2fb
- Parent:
- 0:1387ff3eed4a
improved
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sPymbed | 0:1387ff3eed4a | 1 | /* hc128.h |
sPymbed | 0:1387ff3eed4a | 2 | * |
sPymbed | 0:1387ff3eed4a | 3 | * Copyright (C) 2006-2017 wolfSSL Inc. |
sPymbed | 0:1387ff3eed4a | 4 | * |
sPymbed | 0:1387ff3eed4a | 5 | * This file is part of wolfSSL. |
sPymbed | 0:1387ff3eed4a | 6 | * |
sPymbed | 0:1387ff3eed4a | 7 | * wolfSSL is free software; you can redistribute it and/or modify |
sPymbed | 0:1387ff3eed4a | 8 | * it under the terms of the GNU General Public License as published by |
sPymbed | 0:1387ff3eed4a | 9 | * the Free Software Foundation; either version 2 of the License, or |
sPymbed | 0:1387ff3eed4a | 10 | * (at your option) any later version. |
sPymbed | 0:1387ff3eed4a | 11 | * |
sPymbed | 0:1387ff3eed4a | 12 | * wolfSSL is distributed in the hope that it will be useful, |
sPymbed | 0:1387ff3eed4a | 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
sPymbed | 0:1387ff3eed4a | 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
sPymbed | 0:1387ff3eed4a | 15 | * GNU General Public License for more details. |
sPymbed | 0:1387ff3eed4a | 16 | * |
sPymbed | 0:1387ff3eed4a | 17 | * You should have received a copy of the GNU General Public License |
sPymbed | 0:1387ff3eed4a | 18 | * along with this program; if not, write to the Free Software |
sPymbed | 0:1387ff3eed4a | 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA |
sPymbed | 0:1387ff3eed4a | 20 | */ |
sPymbed | 0:1387ff3eed4a | 21 | |
sPymbed | 0:1387ff3eed4a | 22 | /*! |
sPymbed | 0:1387ff3eed4a | 23 | \file wolfssl/wolfcrypt/hc128.h |
sPymbed | 0:1387ff3eed4a | 24 | */ |
sPymbed | 0:1387ff3eed4a | 25 | |
sPymbed | 0:1387ff3eed4a | 26 | |
sPymbed | 0:1387ff3eed4a | 27 | #ifndef WOLF_CRYPT_HC128_H |
sPymbed | 0:1387ff3eed4a | 28 | #define WOLF_CRYPT_HC128_H |
sPymbed | 0:1387ff3eed4a | 29 | |
sPymbed | 0:1387ff3eed4a | 30 | #include <wolfcrypt/types.h> |
sPymbed | 0:1387ff3eed4a | 31 | |
sPymbed | 0:1387ff3eed4a | 32 | #ifndef NO_HC128 |
sPymbed | 0:1387ff3eed4a | 33 | |
sPymbed | 0:1387ff3eed4a | 34 | #ifdef __cplusplus |
sPymbed | 0:1387ff3eed4a | 35 | extern "C" { |
sPymbed | 0:1387ff3eed4a | 36 | #endif |
sPymbed | 0:1387ff3eed4a | 37 | |
sPymbed | 0:1387ff3eed4a | 38 | enum { |
sPymbed | 0:1387ff3eed4a | 39 | HC128_ENC_TYPE = WC_CIPHER_HC128, /* cipher unique type */ |
sPymbed | 0:1387ff3eed4a | 40 | }; |
sPymbed | 0:1387ff3eed4a | 41 | |
sPymbed | 0:1387ff3eed4a | 42 | /* HC-128 stream cipher */ |
sPymbed | 0:1387ff3eed4a | 43 | typedef struct HC128 { |
sPymbed | 0:1387ff3eed4a | 44 | word32 T[1024]; /* P[i] = T[i]; Q[i] = T[1024 + i ]; */ |
sPymbed | 0:1387ff3eed4a | 45 | word32 X[16]; |
sPymbed | 0:1387ff3eed4a | 46 | word32 Y[16]; |
sPymbed | 0:1387ff3eed4a | 47 | word32 counter1024; /* counter1024 = i mod 1024 at the ith step */ |
sPymbed | 0:1387ff3eed4a | 48 | word32 key[8]; |
sPymbed | 0:1387ff3eed4a | 49 | word32 iv[8]; |
sPymbed | 0:1387ff3eed4a | 50 | #ifdef XSTREAM_ALIGN |
sPymbed | 0:1387ff3eed4a | 51 | void* heap; /* heap hint, currently XMALLOC only used with aligning */ |
sPymbed | 0:1387ff3eed4a | 52 | #endif |
sPymbed | 0:1387ff3eed4a | 53 | } HC128; |
sPymbed | 0:1387ff3eed4a | 54 | |
sPymbed | 0:1387ff3eed4a | 55 | |
sPymbed | 0:1387ff3eed4a | 56 | WOLFSSL_API int wc_Hc128_Process(HC128*, byte*, const byte*, word32); |
sPymbed | 0:1387ff3eed4a | 57 | WOLFSSL_API int wc_Hc128_SetKey(HC128*, const byte* key, const byte* iv); |
sPymbed | 0:1387ff3eed4a | 58 | |
sPymbed | 0:1387ff3eed4a | 59 | WOLFSSL_LOCAL int wc_Hc128_SetHeap(HC128* ctx, void* heap); |
sPymbed | 0:1387ff3eed4a | 60 | |
sPymbed | 0:1387ff3eed4a | 61 | #ifdef __cplusplus |
sPymbed | 0:1387ff3eed4a | 62 | } /* extern "C" */ |
sPymbed | 0:1387ff3eed4a | 63 | #endif |
sPymbed | 0:1387ff3eed4a | 64 | |
sPymbed | 0:1387ff3eed4a | 65 | #endif /* HAVE_HC128 */ |
sPymbed | 0:1387ff3eed4a | 66 | #endif /* WOLF_CRYPT_HC128_H */ |
sPymbed | 0:1387ff3eed4a | 67 | |
sPymbed | 0:1387ff3eed4a | 68 |