2 * smbencrypt.c Produces LM-Password and NT-Password from
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 * Copyright 2002 3APA3A for FreeRADIUS project
20 Copyright 2006 The FreeRADIUS server project
25 #include <freeradius-devel/libradius.h>
26 #include <freeradius-devel/md4.h>
27 #include <freeradius-devel/md5.h>
28 #include <freeradius-devel/sha1.h>
34 static char const * hex = "0123456789ABCDEF";
37 * FIXME: use functions in freeradius
39 static void tohex (unsigned char const *src, size_t len, char *dst)
42 for (i=0; i<len; i++) {
43 dst[(i*2)] = hex[(src[i] >> 4)];
44 dst[(i*2) + 1] = hex[(src[i]&0x0F)];
49 static void ntpwdhash (uint8_t *szHash, char const *szPassword)
51 char szUnicodePass[513];
56 * NT passwords are unicode. Convert plain text password
57 * to unicode by inserting a zero every other byte
59 nPasswordLen = strlen(szPassword);
60 for (i = 0; i < nPasswordLen; i++) {
61 szUnicodePass[i << 1] = szPassword[i];
62 szUnicodePass[(i << 1) + 1] = 0;
65 /* Encrypt Unicode password to a 16-byte MD4 hash */
66 fr_md4_calc(szHash, (uint8_t *) szUnicodePass, (nPasswordLen<<1) );
71 int main (int argc, char *argv[])
79 fprintf(stderr, "LM Hash \tNT Hash\n");
80 fprintf(stderr, "--------------------------------\t--------------------------------\n");
82 for (i = 1; i < argc; i++ ) {
83 strlcpy(password, argv[i], sizeof(password));
85 if (l && password[l-1] == '\n') password [l-1] = 0;
86 smbdes_lmpwdhash(password, hash);
87 tohex (hash, 16, lmpass);
88 ntpwdhash (hash, password);
89 tohex (hash, 16, ntpass);
90 printf("%s\t%s\n", lmpass, ntpass);