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cyclone_crypto/sha512.h@0:8918a71cdbe9, 2017-02-04 (annotated)

Committer:
Sergunb
Date:
Sat Feb 04 18:15:49 2017 +0000
Revision:
0:8918a71cdbe9
nothing else

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Sergunb 0:8918a71cdbe9 1 /**
Sergunb 0:8918a71cdbe9 2 * @file sha512.h
Sergunb 0:8918a71cdbe9 3 * @brief SHA-512 (Secure Hash Algorithm 512)
Sergunb 0:8918a71cdbe9 4 *
Sergunb 0:8918a71cdbe9 5 * @section License
Sergunb 0:8918a71cdbe9 6 *
Sergunb 0:8918a71cdbe9 7 * Copyright (C) 2010-2017 Oryx Embedded SARL. All rights reserved.
Sergunb 0:8918a71cdbe9 8 *
Sergunb 0:8918a71cdbe9 9 * This file is part of CycloneCrypto Open.
Sergunb 0:8918a71cdbe9 10 *
Sergunb 0:8918a71cdbe9 11 * This program is free software; you can redistribute it and/or
Sergunb 0:8918a71cdbe9 12 * modify it under the terms of the GNU General Public License
Sergunb 0:8918a71cdbe9 13 * as published by the Free Software Foundation; either version 2
Sergunb 0:8918a71cdbe9 14 * of the License, or (at your option) any later version.
Sergunb 0:8918a71cdbe9 15 *
Sergunb 0:8918a71cdbe9 16 * This program is distributed in the hope that it will be useful,
Sergunb 0:8918a71cdbe9 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Sergunb 0:8918a71cdbe9 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Sergunb 0:8918a71cdbe9 19 * GNU General Public License for more details.
Sergunb 0:8918a71cdbe9 20 *
Sergunb 0:8918a71cdbe9 21 * You should have received a copy of the GNU General Public License
Sergunb 0:8918a71cdbe9 22 * along with this program; if not, write to the Free Software Foundation,
Sergunb 0:8918a71cdbe9 23 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Sergunb 0:8918a71cdbe9 24 *
Sergunb 0:8918a71cdbe9 25 * @author Oryx Embedded SARL (www.oryx-embedded.com)
Sergunb 0:8918a71cdbe9 26 * @version 1.7.6
Sergunb 0:8918a71cdbe9 27 **/
Sergunb 0:8918a71cdbe9 28
Sergunb 0:8918a71cdbe9 29 #ifndef _SHA512_H
Sergunb 0:8918a71cdbe9 30 #define _SHA512_H
Sergunb 0:8918a71cdbe9 31
Sergunb 0:8918a71cdbe9 32 //Dependencies
Sergunb 0:8918a71cdbe9 33 #include "crypto.h"
Sergunb 0:8918a71cdbe9 34
Sergunb 0:8918a71cdbe9 35 //SHA-512 block size
Sergunb 0:8918a71cdbe9 36 #define SHA512_BLOCK_SIZE 128
Sergunb 0:8918a71cdbe9 37 //SHA-512 digest size
Sergunb 0:8918a71cdbe9 38 #define SHA512_DIGEST_SIZE 64
Sergunb 0:8918a71cdbe9 39 //Common interface for hash algorithms
Sergunb 0:8918a71cdbe9 40 #define SHA512_HASH_ALGO (&sha512HashAlgo)
Sergunb 0:8918a71cdbe9 41
Sergunb 0:8918a71cdbe9 42
Sergunb 0:8918a71cdbe9 43 /**
Sergunb 0:8918a71cdbe9 44 * @brief SHA-512 algorithm context
Sergunb 0:8918a71cdbe9 45 **/
Sergunb 0:8918a71cdbe9 46
Sergunb 0:8918a71cdbe9 47 typedef struct
Sergunb 0:8918a71cdbe9 48 {
Sergunb 0:8918a71cdbe9 49 union
Sergunb 0:8918a71cdbe9 50 {
Sergunb 0:8918a71cdbe9 51 uint64_t h[8];
Sergunb 0:8918a71cdbe9 52 uint8_t digest[64];
Sergunb 0:8918a71cdbe9 53 };
Sergunb 0:8918a71cdbe9 54 union
Sergunb 0:8918a71cdbe9 55 {
Sergunb 0:8918a71cdbe9 56 uint64_t w[16];
Sergunb 0:8918a71cdbe9 57 uint8_t buffer[128];
Sergunb 0:8918a71cdbe9 58 };
Sergunb 0:8918a71cdbe9 59 size_t size;
Sergunb 0:8918a71cdbe9 60 uint64_t totalSize;
Sergunb 0:8918a71cdbe9 61 } Sha512Context;
Sergunb 0:8918a71cdbe9 62
Sergunb 0:8918a71cdbe9 63
Sergunb 0:8918a71cdbe9 64 //SHA-512 related constants
Sergunb 0:8918a71cdbe9 65 extern const HashAlgo sha512HashAlgo;
Sergunb 0:8918a71cdbe9 66
Sergunb 0:8918a71cdbe9 67 //SHA-512 related functions
Sergunb 0:8918a71cdbe9 68 error_t sha512Compute(const void *data, size_t length, uint8_t *digest);
Sergunb 0:8918a71cdbe9 69 void sha512Init(Sha512Context *context);
Sergunb 0:8918a71cdbe9 70 void sha512Update(Sha512Context *context, const void *data, size_t length);
Sergunb 0:8918a71cdbe9 71 void sha512Final(Sha512Context *context, uint8_t *digest);
Sergunb 0:8918a71cdbe9 72 void sha512ProcessBlock(Sha512Context *context);
Sergunb 0:8918a71cdbe9 73
Sergunb 0:8918a71cdbe9 74 #endif
Sergunb 0:8918a71cdbe9 75