plugeth/crypto/secp256k1/libsecp256k1/src/testrand.h
2015-09-28 17:46:38 +02:00

29 lines
1.0 KiB
C

/**********************************************************************
* Copyright (c) 2013, 2014 Pieter Wuille *
* Distributed under the MIT software license, see the accompanying *
* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
**********************************************************************/
#ifndef _SECP256K1_TESTRAND_H_
#define _SECP256K1_TESTRAND_H_
#if defined HAVE_CONFIG_H
#include "libsecp256k1-config.h"
#endif
/* A non-cryptographic RNG used only for test infrastructure. */
/** Seed the pseudorandom number generator for testing. */
SECP256K1_INLINE static void secp256k1_rand_seed(const unsigned char *seed16);
/** Generate a pseudorandom 32-bit number. */
static uint32_t secp256k1_rand32(void);
/** Generate a pseudorandom 32-byte array. */
static void secp256k1_rand256(unsigned char *b32);
/** Generate a pseudorandom 32-byte array with long sequences of zero and one bits. */
static void secp256k1_rand256_test(unsigned char *b32);
#endif