testrand.h File Reference

#include "util.h"

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Functions
static SECP256K1_INLINE void	testrand_seed (const unsigned char *seed16)
	Seed the pseudorandom number generator for testing.
static SECP256K1_INLINE uint32_t	testrand32 (void)
	Generate a pseudorandom number in the range [0..2**32-1].
static SECP256K1_INLINE uint64_t	testrand64 (void)
	Generate a pseudorandom number in the range [0..2**64-1].
static SECP256K1_INLINE uint64_t	testrand_bits (int bits)
	Generate a pseudorandom number in the range [0..2**bits-1].
static uint32_t	testrand_int (uint32_t range)
	Generate a pseudorandom number in the range [0..range-1].
static void	testrand256 (unsigned char *b32)
	Generate a pseudorandom 32-byte array.
static void	testrand256_test (unsigned char *b32)
	Generate a pseudorandom 32-byte array with long sequences of zero and one bits.
static void	testrand_bytes_test (unsigned char *bytes, size_t len)
	Generate pseudorandom bytes with long sequences of zero and one bits.
static void	testrand_flip (unsigned char *b, size_t len)
	Flip a single random bit in a byte array.
static void	testrand_init (const char *hexseed)
	Initialize the test RNG using (hex encoded) array up to 16 bytes, or randomly if hexseed is NULL.
static void	testrand_finish (void)
	Print final test information.

Function Documentation

testrand256()

static void testrand256 ( unsigned char * b32 )

static

Generate a pseudorandom 32-byte array.

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testrand256_test()

static void testrand256_test ( unsigned char * b32 )

static

Generate a pseudorandom 32-byte array with long sequences of zero and one bits.

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testrand32()

static SECP256K1_INLINE uint32_t testrand32 ( void )

static

Generate a pseudorandom number in the range [0..2**32-1].

testrand64()

static SECP256K1_INLINE uint64_t testrand64 ( void )

static

Generate a pseudorandom number in the range [0..2**64-1].

testrand_bits()

static SECP256K1_INLINE uint64_t testrand_bits ( int bits )

static

Generate a pseudorandom number in the range [0..2**bits-1].

Bits must be 1 or more.

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testrand_bytes_test()

static void testrand_bytes_test ( unsigned char * bytes, size_t len )

static

Generate pseudorandom bytes with long sequences of zero and one bits.

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testrand_finish()

static void testrand_finish ( void )

static

Print final test information.

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testrand_flip()

static void testrand_flip ( unsigned char * b, size_t len )

static

Flip a single random bit in a byte array.

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testrand_init()

static void testrand_init ( const char * hexseed )

static

Initialize the test RNG using (hex encoded) array up to 16 bytes, or randomly if hexseed is NULL.

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testrand_int()

static uint32_t testrand_int ( uint32_t range )

static

Generate a pseudorandom number in the range [0..range-1].

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testrand_seed()

static SECP256K1_INLINE void testrand_seed ( const unsigned char * seed16 )

static

Seed the pseudorandom number generator for testing.

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