tools/hash-cli/hash.c

 
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
 
#include <winpr/ntlm.h>
#include <winpr/ssl.h>
#include <winpr/assert.h>
 
static int usage_and_exit(void)
{
  printf("winpr-hash: NTLM hashing tool\n");
  printf("Usage: winpr-hash -u <username> -p <password> [-d <domain>] [-f <_default_,sam>] [-v "
         "<_1_,2>]\n");
  return 1;
}
 
int main(int argc, char* argv[])
{
  int index = 1;
  int format = 0;
  unsigned long version = 1;
  BYTE NtHash[16];
  char* User = NULL;
  size_t UserLength = 0;
  char* Domain = NULL;
  size_t DomainLength = 0;
  char* Password = NULL;
  size_t PasswordLength = 0;
  errno = 0;
 
  while (index < argc)
  {
    if (strcmp("-d", argv[index]) == 0)
    {
      index++;
 
      if (index == argc)
      {
        printf("missing domain\n\n");
        return usage_and_exit();
      }
 
      Domain = argv[index];
    }
    else if (strcmp("-u", argv[index]) == 0)
    {
      index++;
 
      if (index == argc)
      {
        printf("missing username\n\n");
        return usage_and_exit();
      }
 
      User = argv[index];
    }
    else if (strcmp("-p", argv[index]) == 0)
    {
      index++;
 
      if (index == argc)
      {
        printf("missing password\n\n");
        return usage_and_exit();
      }
 
      Password = argv[index];
    }
    else if (strcmp("-v", argv[index]) == 0)
    {
      index++;
 
      if (index == argc)
      {
        printf("missing version parameter\n\n");
        return usage_and_exit();
      }
 
      version = strtoul(argv[index], NULL, 0);
 
      if (((version != 1) && (version != 2)) || (errno != 0))
      {
        printf("unknown version %lu \n\n", version);
        return usage_and_exit();
      }
    }
    else if (strcmp("-f", argv[index]) == 0)
    {
      index++;
 
      if (index == argc)
      {
        printf("missing format\n\n");
        return usage_and_exit();
      }
 
      if (strcmp("default", argv[index]) == 0)
        format = 0;
      else if (strcmp("sam", argv[index]) == 0)
        format = 1;
    }
    else if (strcmp("-h", argv[index]) == 0)
    {
      return usage_and_exit();
    }
 
    index++;
  }
 
  if ((!User) || (!Password))
  {
    printf("missing username or password\n\n");
    return usage_and_exit();
  }
  winpr_InitializeSSL(WINPR_SSL_INIT_DEFAULT);
 
  UserLength = strlen(User);
  PasswordLength = strlen(Password);
  DomainLength = (Domain) ? strlen(Domain) : 0;
 
  WINPR_ASSERT(UserLength <= UINT32_MAX);
  WINPR_ASSERT(PasswordLength <= UINT32_MAX);
  WINPR_ASSERT(DomainLength <= UINT32_MAX);
 
  if (version == 2)
  {
    if (!Domain)
    {
      printf("missing domain (version 2 requires a domain to specified)\n\n");
      return usage_and_exit();
    }
 
    if (!NTOWFv2A(Password, (UINT32)PasswordLength, User, (UINT32)UserLength, Domain,
                  (UINT32)DomainLength, NtHash))
    {
      (void)fprintf(stderr, "Hash creation failed\n");
      return 1;
    }
  }
  else
  {
    if (!NTOWFv1A(Password, (UINT32)PasswordLength, NtHash))
    {
      (void)fprintf(stderr, "Hash creation failed\n");
      return 1;
    }
  }
 
  if (format == 0)
  {
    for (int idx = 0; idx < 16; idx++)
      printf("%02" PRIx8 "", NtHash[idx]);
 
    printf("\n");
  }
  else if (format == 1)
  {
    printf("%s:", User);
 
    if (DomainLength > 0)
      printf("%s:", Domain);
    else
      printf(":");
 
    printf(":");
 
    for (int idx = 0; idx < 16; idx++)
      printf("%02" PRIx8 "", NtHash[idx]);
 
    printf(":::");
    printf("\n");
  }
 
  return 0;
}