level04.c

#include <stdio.h>
#include <string.h>

#define COMMANDE "/bin/cat /home/level04/.password"

int main(int argc, char ** argv)
{
        char text[1024];
        static int check=168;
        if(argc!=2)
        {
                printf("Usage : %s <texte>\n",argv[0]);
                return 1;
        }
        strncpy(text,argv[1],1023);
        printf("Voici votre texte :\n");
        printf(text);
        printf("\n");
        if(check==75)
        {
                printf("check @ 0x%08x = %d : 0x%08x\n",&check,check,check);
                system(COMMANDE);
        }
        else
        {
                printf("check @ 0x%08x = %d : 0x%08x\n",&check,check,check);
        }
        return 0;
}