#include <stdio.h>
#include <string.h>
#include <wchar.h>
#include <errno.h>
#include <locale.h>
#include <windows.h>
#include <ddk/ntifs.h>
#include <sys/cygwin.h>

int
main (int argc, char **argv)
{
  WCHAR pathbuf[1024]; /* Should be big enough for this test */
  WCHAR *path;
  UNICODE_STRING upath;
  OBJECT_ATTRIBUTES attr, attr2;
  NTSTATUS status;
  HANDLE h;
  IO_STATUS_BLOCK io;
  FILE_NETWORK_OPEN_INFORMATION fnoi;

  if (argc < 2)
    {
      fprintf (stderr, "Usage: %s path\n", argv[0]);
      return 1;
    }
  setlocale (LC_ALL, "");
  while (--argc > 0)
    {
      if (cygwin_conv_path (CCP_POSIX_TO_WIN_W, *++argv, pathbuf + 6,
			1024 * sizeof (WCHAR)))
	{
	  fprintf (stderr, "%s: Path conversion failed: %s\n",
		   strerror (errno));
	  continue;
	}
      if (pathbuf[6] == L'\\' && pathbuf[7] == L'\\')
	path = wcsncpy (pathbuf, L"\\??\\UNC", 7);
      else
	path = wcsncpy (pathbuf + 2, L"\\??\\", 4);

      RtlInitUnicodeString (&upath, path);
      InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE,
				  NULL, NULL);
      status = NtQueryFullAttributesFile (&attr, &fnoi);
      if (!NT_SUCCESS (status))
	printf ("NtQueryFullAttributesFile(%ls) by name failed,\n"
		"status code 0x%08lx\n", path, status);
      else
	printf ("NtQueryFullAttributesFile(%ls) by name works\n", path);

      status = NtOpenFile (&h, READ_CONTROL | FILE_READ_ATTRIBUTES, &attr, &io,
			   FILE_SHARE_VALID_FLAGS, 0);
      if (!NT_SUCCESS (status))
	{
	  fprintf (stderr, "NtOpenFile(%ls) failed, status code 0x%08lx\n",
		   path, status);
	  continue;
	}

      RtlInitUnicodeString (&upath, L"");
      InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE, h, NULL);
      status = NtQueryFullAttributesFile (&attr, &fnoi);
      if (!NT_SUCCESS (status))
	printf ("NtQueryFullAttributesFile(%ls) by handle failed,\n"
		"status code 0x%08lx\n", path, status);
      else
	printf ("NtQueryFullAttributesFile(%ls) by handle works\n", path);
      NtClose (h);
    }
  return 0;
}