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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4fileiu.ctr
*/

/**	@file dk4fileiu.c The dk4fileiu module.
*/


#line 64 "dk4fileiu.ctr"

#include "dk4conf.h"
#include "dk4filei.h"

#if DK4_HAVE_ASSERT_H
#ifndef	ASSERT_H_INCLUDED
#include <assert.h>
#define	ASSERT_H_INCLUDED 1
#endif
#endif




#line 77 "dk4fileiu.ctr"


#if DK4_ON_WINDOWS

static
void
dk4fileinfo_copy_ufi(
  dk4_ufi_t				*uptr,
  const BY_HANDLE_FILE_INFORMATION	*bhfi
)
{
  uptr->ser = bhfi->dwVolumeSerialNumber;
  uptr->inh = bhfi->nFileIndexHigh;
  uptr->inl = bhfi->nFileIndexLow;
}

#else

static
void
dk4fileinfo_copy_ufi(
  dk4_ufi_t				*uptr,
  const dk4_stat_t			*stb
)
{
  uptr->dev = stb->st_dev;
  uptr->ino = stb->st_ino;
}

#endif


int
dk4fileinfo_ufi(
  dk4_ufi_t *dptr, const dk4_file_info_t *src, int ch, dk4_er_t *erp
)
{
  int		 back = 0;
#if	DK4_USE_ASSERT
  assert(NULL != dptr);
  assert(NULL != src);
#endif
  if ((NULL != dptr) && (NULL != src)) {
    switch (ch) {
      case DK4_FILE_INFO_CONTENTS_DATA_LINK: {
        if (0 != (DK4_FILE_INFO_CONTENTS_DATA_LINK & (src->contents))) {
	  back = 1;
#if DK4_ON_WINDOWS
	  if ((DWORD)0UL == src->resio) {
	    dk4fileinfo_copy_ufi(dptr, &(src->linfo));
	  } else {
	    back = 0;
	    dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	  }
#else
	  dk4fileinfo_copy_ufi(dptr, &(src->lstb));
#endif
	} else {
	  dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	}
      } break;
      default: {
        if (0 != (DK4_FILE_INFO_CONTENTS_DATA_TARGET & (src->contents))) {
	  back = 1;
#if DK4_ON_WINDOWS
	  if ((DWORD)0UL == src->resio) {
	    dk4fileinfo_copy_ufi(dptr, &(src->tinfo));
	  } else {
	    back = 0;
	    dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	  }
#else
	  dk4fileinfo_copy_ufi(dptr, &(src->tstb));
#endif
	} else {
	  dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	}
      } break;
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}