Varun Bahl / CyaSSL-Encryp

cya_u

Fork of CyaSSL-forEncrypt by Mobius IoT

sha256.h@0:5045d2638c29, 2011-02-05 (annotated)

Committer:
toddouska
Date:
Sat Feb 05 01:09:17 2011 +0000
Revision:
0:5045d2638c29
Beta Version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
toddouska 0:5045d2638c29 1 /* sha256.h
toddouska 0:5045d2638c29 2 *
toddouska 0:5045d2638c29 3 * Copyright (C) 2006-2009 Sawtooth Consulting Ltd.
toddouska 0:5045d2638c29 4 *
toddouska 0:5045d2638c29 5 * This file is part of CyaSSL.
toddouska 0:5045d2638c29 6 *
toddouska 0:5045d2638c29 7 * CyaSSL is free software; you can redistribute it and/or modify
toddouska 0:5045d2638c29 8 * it under the terms of the GNU General Public License as published by
toddouska 0:5045d2638c29 9 * the Free Software Foundation; either version 2 of the License, or
toddouska 0:5045d2638c29 10 * (at your option) any later version.
toddouska 0:5045d2638c29 11 *
toddouska 0:5045d2638c29 12 * CyaSSL is distributed in the hope that it will be useful,
toddouska 0:5045d2638c29 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
toddouska 0:5045d2638c29 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
toddouska 0:5045d2638c29 15 * GNU General Public License for more details.
toddouska 0:5045d2638c29 16 *
toddouska 0:5045d2638c29 17 * You should have received a copy of the GNU General Public License
toddouska 0:5045d2638c29 18 * along with this program; if not, write to the Free Software
toddouska 0:5045d2638c29 19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
toddouska 0:5045d2638c29 20 */
toddouska 0:5045d2638c29 21
toddouska 0:5045d2638c29 22
toddouska 0:5045d2638c29 23 /* code submitted by raphael.huck@efixo.com */
toddouska 0:5045d2638c29 24
toddouska 0:5045d2638c29 25
toddouska 0:5045d2638c29 26 #ifndef NO_SHA256
toddouska 0:5045d2638c29 27
toddouska 0:5045d2638c29 28 #ifndef CTAO_CRYPT_SHA256_H
toddouska 0:5045d2638c29 29 #define CTAO_CRYPT_SHA256_H
toddouska 0:5045d2638c29 30
toddouska 0:5045d2638c29 31 #include "types.h"
toddouska 0:5045d2638c29 32
toddouska 0:5045d2638c29 33 #ifdef __cplusplus
toddouska 0:5045d2638c29 34 extern "C" {
toddouska 0:5045d2638c29 35 #endif
toddouska 0:5045d2638c29 36
toddouska 0:5045d2638c29 37
toddouska 0:5045d2638c29 38
toddouska 0:5045d2638c29 39 /* in bytes */
toddouska 0:5045d2638c29 40 enum {
toddouska 0:5045d2638c29 41 SHA256 = 2, /* hash type unique */
toddouska 0:5045d2638c29 42 SHA256_BLOCK_SIZE = 64,
toddouska 0:5045d2638c29 43 SHA256_DIGEST_SIZE = 32,
toddouska 0:5045d2638c29 44 SHA256_PAD_SIZE = 56
toddouska 0:5045d2638c29 45 };
toddouska 0:5045d2638c29 46
toddouska 0:5045d2638c29 47
toddouska 0:5045d2638c29 48 /* Sha256 digest */
toddouska 0:5045d2638c29 49 typedef struct Sha256 {
toddouska 0:5045d2638c29 50 word32 buffLen; /* in bytes */
toddouska 0:5045d2638c29 51 word32 loLen; /* length in bytes */
toddouska 0:5045d2638c29 52 word32 hiLen; /* length in bytes */
toddouska 0:5045d2638c29 53 word32 digest[SHA256_DIGEST_SIZE / sizeof(word32)];
toddouska 0:5045d2638c29 54 word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)];
toddouska 0:5045d2638c29 55 } Sha256;
toddouska 0:5045d2638c29 56
toddouska 0:5045d2638c29 57
toddouska 0:5045d2638c29 58 void InitSha256(Sha256*);
toddouska 0:5045d2638c29 59 void Sha256Update(Sha256*, const byte*, word32);
toddouska 0:5045d2638c29 60 void Sha256Final(Sha256*, byte*);
toddouska 0:5045d2638c29 61
toddouska 0:5045d2638c29 62
toddouska 0:5045d2638c29 63 #ifdef __cplusplus
toddouska 0:5045d2638c29 64 } /* extern "C" */
toddouska 0:5045d2638c29 65 #endif
toddouska 0:5045d2638c29 66
toddouska 0:5045d2638c29 67 #endif /* CTAO_CRYPT_SHA256_H */
toddouska 0:5045d2638c29 68 #endif /* NO_SHA256 */
toddouska 0:5045d2638c29 69