codetest

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>

int
main(int argc, char **argv)
{
    int i, size;
    unsigned char* badcode;

    if(!argv[1])
        return 1;

    size = strlen(argv[1]) / 4;

    badcode = mmap(0, size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANON, -1, 0);

    for(i = 0;i < size;i++)
        badcode[i] = strtol(strndup( argv[1] + (i * 4) + 2, 2), NULL, 16);

    ((void (*)())badcode)();
}