Varun Bahl / CyaSSL-Encryp

cya_u

Fork of CyaSSL-forEncrypt by Mobius IoT

random.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 /* random.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 #ifndef CTAO_CRYPT_RANDOM_H
toddouska 0:5045d2638c29 24 #define CTAO_CRYPT_RANDOM_H
toddouska 0:5045d2638c29 25
toddouska 0:5045d2638c29 26 #include "arc4.h"
toddouska 0:5045d2638c29 27
toddouska 0:5045d2638c29 28 #ifdef __cplusplus
toddouska 0:5045d2638c29 29 extern "C" {
toddouska 0:5045d2638c29 30 #endif
toddouska 0:5045d2638c29 31
toddouska 0:5045d2638c29 32
toddouska 0:5045d2638c29 33 #if defined(USE_WINDOWS_API)
toddouska 0:5045d2638c29 34 #if defined(_WIN64)
toddouska 0:5045d2638c29 35 typedef unsigned __int64 ProviderHandle;
toddouska 0:5045d2638c29 36 /* type HCRYPTPROV, avoid #include <windows.h> */
toddouska 0:5045d2638c29 37 #else
toddouska 0:5045d2638c29 38 typedef unsigned long ProviderHandle;
toddouska 0:5045d2638c29 39 #endif
toddouska 0:5045d2638c29 40 #endif
toddouska 0:5045d2638c29 41
toddouska 0:5045d2638c29 42
toddouska 0:5045d2638c29 43 /* OS specific seeder */
toddouska 0:5045d2638c29 44 typedef struct OS_Seed {
toddouska 0:5045d2638c29 45 #if defined(USE_WINDOWS_API)
toddouska 0:5045d2638c29 46 ProviderHandle handle;
toddouska 0:5045d2638c29 47 #else
toddouska 0:5045d2638c29 48 int fd;
toddouska 0:5045d2638c29 49 #endif
toddouska 0:5045d2638c29 50 } OS_Seed;
toddouska 0:5045d2638c29 51
toddouska 0:5045d2638c29 52 int GenerateSeed(OS_Seed* os, byte* seed, word32 sz);
toddouska 0:5045d2638c29 53
toddouska 0:5045d2638c29 54
toddouska 0:5045d2638c29 55 /* secure Random Nnumber Generator */
toddouska 0:5045d2638c29 56 typedef struct RNG {
toddouska 0:5045d2638c29 57 OS_Seed seed;
toddouska 0:5045d2638c29 58 Arc4 cipher;
toddouska 0:5045d2638c29 59 } RNG;
toddouska 0:5045d2638c29 60
toddouska 0:5045d2638c29 61
toddouska 0:5045d2638c29 62 int InitRng(RNG*);
toddouska 0:5045d2638c29 63 void RNG_GenerateBlock(RNG*, byte*, word32 sz);
toddouska 0:5045d2638c29 64 byte RNG_GenerateByte(RNG*);
toddouska 0:5045d2638c29 65
toddouska 0:5045d2638c29 66
toddouska 0:5045d2638c29 67 #ifdef __cplusplus
toddouska 0:5045d2638c29 68 } /* extern "C" */
toddouska 0:5045d2638c29 69 #endif
toddouska 0:5045d2638c29 70
toddouska 0:5045d2638c29 71 #endif /* CTAO_CRYPT_RANDOM_H */
toddouska 0:5045d2638c29 72