/*-
 * Copyright (c) 2014 Robert Clausecker
 *
 * generate random data
 */

#include <stdint.h>
#include <stdio.h>
#include <time.h>
#include <unistd.h>

#define BUFSIZE 8192

static uint32_t	xorshift32(uint32_t*);
extern int	main();

static uint32_t
xorshift32(uint32_t *state)
{
	*state ^= *state << 13;
	*state ^= *state >> 17;
	*state ^= *state <<  5;

	return (*state);
}

extern int
main()
{
	uint32_t state = time(NULL);
	uint32_t buffer[BUFSIZE / sizeof(uint32_t)];
	int i;

	for (;;) {
		for (i = 0; i < BUFSIZE / sizeof(uint32_t); i++)
			buffer[i] = xorshift32(&state);

		write(STDOUT_FILENO, buffer, sizeof(buffer));
	}
}