/usr/include/wolfssl/wolfcrypt/random.h is in libwolfssl-dev 3.4.8+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | /* random.h
*
* Copyright (C) 2006-2015 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef WOLF_CRYPT_RANDOM_H
#define WOLF_CRYPT_RANDOM_H
#include <wolfssl/wolfcrypt/types.h>
#ifdef HAVE_FIPS
/* for fips @wc_fips */
#include <cyassl/ctaocrypt/random.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef HAVE_FIPS /* avoid redefining structs and macros */
#if defined(HAVE_HASHDRBG) || defined(NO_RC4)
#ifdef NO_SHA256
#error "Hash DRBG requires SHA-256."
#endif /* NO_SHA256 */
#include <wolfssl/wolfcrypt/sha256.h>
#else /* HAVE_HASHDRBG || NO_RC4 */
#include <wolfssl/wolfcrypt/arc4.h>
#endif /* HAVE_HASHDRBG || NO_RC4 */
#if defined(USE_WINDOWS_API)
#if defined(_WIN64)
typedef unsigned __int64 ProviderHandle;
/* type HCRYPTPROV, avoid #include <windows.h> */
#else
typedef unsigned long ProviderHandle;
#endif
#endif
/* OS specific seeder */
typedef struct OS_Seed {
#if defined(USE_WINDOWS_API)
ProviderHandle handle;
#else
int fd;
#endif
} OS_Seed;
#if defined(WOLFSSL_MDK_ARM)
#undef RNG
#define RNG wolfSSL_RNG /* for avoiding name conflict in "stm32f2xx.h" */
#endif
#if defined(HAVE_HASHDRBG) || defined(NO_RC4)
#define DRBG_SEED_LEN (440/8)
struct DRBG; /* Private DRBG state */
/* Hash-based Deterministic Random Bit Generator */
typedef struct RNG {
struct DRBG* drbg;
OS_Seed seed;
byte status;
} RNG;
#else /* HAVE_HASHDRBG || NO_RC4 */
#define WOLFSSL_RNG_CAVIUM_MAGIC 0xBEEF0004
/* secure Random Number Generator */
typedef struct RNG {
OS_Seed seed;
Arc4 cipher;
#ifdef HAVE_CAVIUM
int devId; /* nitrox device id */
word32 magic; /* using cavium magic */
#endif
} RNG;
#endif /* HAVE_HASH_DRBG || NO_RC4 */
#endif /* HAVE_FIPS */
WOLFSSL_LOCAL
int wc_GenerateSeed(OS_Seed* os, byte* seed, word32 sz);
#if defined(HAVE_HASHDRBG) || defined(NO_RC4)
#ifdef HAVE_CAVIUM
WOLFSSL_API int wc_InitRngCavium(RNG*, int);
#endif
#endif /* HAVE_HASH_DRBG || NO_RC4 */
WOLFSSL_API int wc_InitRng(RNG*);
WOLFSSL_API int wc_RNG_GenerateBlock(RNG*, byte*, word32 sz);
WOLFSSL_API int wc_RNG_GenerateByte(RNG*, byte*);
WOLFSSL_API int wc_FreeRng(RNG*);
#if defined(HAVE_HASHDRBG) || defined(NO_RC4)
WOLFSSL_API int wc_RNG_HealthTest(int reseed,
const byte* entropyA, word32 entropyASz,
const byte* entropyB, word32 entropyBSz,
byte* output, word32 outputSz);
#endif /* HAVE_HASHDRBG || NO_RC4 */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* WOLF_CRYPT_RANDOM_H */
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