crypt.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Fri, 05 Mar 2010 23:16:32 +0100
changeset 119 305d2ca32936
parent 77 49e0babccb23
child 128 efa226a4801e
permissions -rw-r--r--
crypt.h seems to be broken on many systems. The manpage tells me that i have to include unistd.h... committer: Markus Bröker <mbroeker@largo.homelinux.org>

/**
 * crypt.c
 * Copyright (C) 2008 Markus Broeker
 */

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

#ifndef NO_CRYPT
#include <crypt.h>
#endif

#define GETRANDOM(max) ('a'+(int)((float)(max)*rand()/RAND_MAX+1.0))

int main (int argc, char **argv)
{
    char salt[12] = { 0 };

    if (argc != 2) {
        printf ("Usage: %s <plaintext>\n", argv[0]);
        return EXIT_FAILURE;
    }

    srand (time (NULL));

    sprintf (salt, "$1$%c%c%c%c%c%c%c%c",
             GETRANDOM (26), GETRANDOM (26),
             GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26));

    printf ("%s\n", crypt (argv[1], salt));
    return EXIT_SUCCESS;
}