crypt.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Thu, 16 Apr 2009 12:50:39 +0200
changeset 74 829976007e62
parent 56 966ad681f25d
child 77 49e0babccb23
permissions -rw-r--r--
getrandom macro fixed the getrandom expanded to the wrong value when dealing with expressions. committer: Markus Bröker <mbroeker@largo.homelinux.org>
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     1
/**
9
c3fecc82ade6 standard tags for git projects
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 8
diff changeset
     2
 * test/demos/crypt.c
c3fecc82ade6 standard tags for git projects
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 8
diff changeset
     3
 * Copyright (C) 2008 Markus Broeker
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     4
 */
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     5
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     6
#include <stdio.h>
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     7
#include <stdlib.h>
32
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
     8
#include <time.h>
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
     9
#include <crypt.h>
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
    10
74
829976007e62 getrandom macro fixed
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 56
diff changeset
    11
#define GETRANDOM(max) ('a'+(int)((float)(max)*rand()/RAND_MAX+1.0))
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    12
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    13
int main (int argc, char **argv)
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    14
{
56
966ad681f25d Short Description
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 32
diff changeset
    15
    char salt[12] = { 0 };
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    16
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    17
    if (argc != 2) {
32
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
    18
        printf ("Usage: %s <plaintext>\n", argv[0]);
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
    19
        return EXIT_FAILURE;
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    20
    }
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    21
32
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
    22
    srand (time (NULL));
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    23
56
966ad681f25d Short Description
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 32
diff changeset
    24
    sprintf (salt, "$1$%c%c%c%c%c%c%c%c",
966ad681f25d Short Description
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 32
diff changeset
    25
             GETRANDOM (26), GETRANDOM (26),
966ad681f25d Short Description
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 32
diff changeset
    26
             GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26), GETRANDOM (26));
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    27
32
9b56360ec64e crypt extended
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 27
diff changeset
    28
    printf ("%s\n", crypt (argv[1], salt));
8
96d16dfe787a We use return EXIT_SUCCESS instead of return 0
Markus Bröker <mbroeker@largo.dyndns.tv>
parents: 0
diff changeset
    29
    return EXIT_SUCCESS;
0
af501b0c1716 demos cvs copy
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    30
}