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#!/usr/bin/perl
use bytes;
use Crypt::PasswdMD5;
use MIME::Base64;
sub random_bytes($) {
my($n) = @_;
my($v, $i);
if ( open(RANDOM, '<', '/dev/random') ||
open(RANDOM, '<', '/dev/urandom') ) {
read(RANDOM, $v, $n);
} else {
# No real RNG available...
srand($$ ^ time);
$v = '';
for ( $i = 0 ; $i < $n ; $i++ ) {
$v .= ord(int(rand() * 256));
}
}
return $v;
}
($pass, $salt) = @ARGV;
unless (defined($salt)) {
$salt = MIME::Base64::encode(random_bytes(6), '');
$salt =~ tr/\+/./; # . not +
}
print unix_md5_crypt($pass, $salt), "\n";
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