Sample of sys_brainfuck()

bf.c

#include <string.h>
#include <stdio.h>
#include <asm/unistd.h>
#include <sys/syscall.h>

#ifdef __i386__
#define __NR_brainfuck 349
#elif __x86_64__
#define __NR_brainfuck 312
#elif __arm__
#define __NR_brainfuck 378
#endif

#define LEN 3000

int main (void)
{
	char source[LEN], input[LEN], output[LEN];
	printf("Source: ");
	gets(source);
	printf("Input: ");
	gets(input);
	syscall(__NR_brainfuck, source, input, output, strlen(source), strlen(input), LEN);
	puts(output);
	return 0;
}