contrib/wpa/hostapd/nt_password_hash.c

   1 /*
   2  * hostapd - Plaintext password to NtPasswordHash
   3  * Copyright (c) 2005, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "includes.h"
  10
  11 #include "common.h"
  12 #include "crypto/ms_funcs.h"
  13
  14
  15 int main(int argc, char *argv[])
  16 {
  17         unsigned char password_hash[16];
  18         size_t i;
  19         char *password, buf[64], *pos;
  20
  21         if (argc > 1)
  22                 password = argv[1];
  23         else {
  24                 if (fgets(buf, sizeof(buf), stdin) == NULL) {
  25                         printf("Failed to read password\n");
  26                         return 1;
  27                 }
  28                 buf[sizeof(buf) - 1] = '\0';
  29                 pos = buf;
  30                 while (*pos != '\0') {
  31                         if (*pos == '\r' || *pos == '\n') {
  32                                 *pos = '\0';
  33                                 break;
  34                         }
  35                         pos++;
  36                 }
  37                 password = buf;
  38         }
  39
  40         if (nt_password_hash((u8 *) password, strlen(password), password_hash))
  41                 return -1;
  42         for (i = 0; i < sizeof(password_hash); i++)
  43                 printf("%02x", password_hash[i]);
  44         printf("\n");
  45
  46         return 0;
  47 }