This is a port of cyaSSL 2.7.0.
Dependents: CyaSSL_DTLS_Cellular CyaSSL_DTLS_Ethernet
sha256.h
00001 /* sha256.h 00002 * 00003 * Copyright (C) 2006-2013 wolfSSL Inc. 00004 * 00005 * This file is part of CyaSSL. 00006 * 00007 * CyaSSL is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2 of the License, or 00010 * (at your option) any later version. 00011 * 00012 * CyaSSL is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program; if not, write to the Free Software 00019 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA 00020 */ 00021 00022 00023 /* code submitted by raphael.huck@efixo.com */ 00024 00025 00026 #ifndef NO_SHA256 00027 00028 #ifndef CTAO_CRYPT_SHA256_H 00029 #define CTAO_CRYPT_SHA256_H 00030 00031 #include <cyassl/ctaocrypt/types.h> 00032 00033 #ifdef __cplusplus 00034 extern "C" { 00035 #endif 00036 00037 00038 /* in bytes */ 00039 enum { 00040 SHA256 = 2, /* hash type unique */ 00041 SHA256_BLOCK_SIZE = 64, 00042 SHA256_DIGEST_SIZE = 32, 00043 SHA256_PAD_SIZE = 56 00044 }; 00045 00046 00047 /* Sha256 digest */ 00048 typedef struct Sha256 { 00049 word32 buffLen; /* in bytes */ 00050 word32 loLen; /* length in bytes */ 00051 word32 hiLen; /* length in bytes */ 00052 word32 digest[SHA256_DIGEST_SIZE / sizeof(word32)]; 00053 word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)]; 00054 } Sha256; 00055 00056 00057 CYASSL_API void InitSha256(Sha256*); 00058 CYASSL_API void Sha256Update(Sha256*, const byte*, word32); 00059 CYASSL_API void Sha256Final(Sha256*, byte*); 00060 00061 00062 #ifdef __cplusplus 00063 } /* extern "C" */ 00064 #endif 00065 00066 #endif /* CTAO_CRYPT_SHA256_H */ 00067 #endif /* NO_SHA256 */ 00068
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