/*
  Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization
  dedicated to making software imaging solutions freely available.

  You may not use this file except in compliance with the License.  You may
  obtain a copy of the License at

    https://imagemagick.org/script/license.php

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

  MagickCore Windows NT private methods.
*/
#ifndef MAGICKCORE_NT_BASE_PRIVATE_H
#define MAGICKCORE_NT_BASE_PRIVATE_H

#include "MagickCore/delegate.h"
#include "MagickCore/delegate-private.h"
#include "MagickCore/exception.h"
#include "MagickCore/memory_.h"
#include "MagickCore/splay-tree.h"

#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif

#if defined(MAGICKCORE_WINDOWS_SUPPORT)

#if !defined(closedir)
#  define closedir(directory)  NTCloseDirectory(directory)
#endif
#if !defined(MAGICKCORE_LTDL_DELEGATE)
#if !defined(lt_dlclose)
#  define lt_dlclose(handle)  NTCloseLibrary(handle)
#endif
#if !defined(lt_dlerror)
#  define lt_dlerror()  NTGetLibraryError()
#endif
#if !defined(lt_dlopen)
#  define lt_dlopen(filename)  NTOpenLibrary(filename)
#endif
#if !defined(lt_dlsym)
#  define lt_dlsym(handle,name)  NTGetLibrarySymbol(handle,name)
#endif
#endif
#if !defined(opendir)
#  define opendir(directory)  NTOpenDirectory(directory)
#endif
#if !defined(read)
#  define read(fd,buffer,count)  _read(fd,buffer,(unsigned int) count)
#endif
#if !defined(readdir)
#  define readdir(directory)  NTReadDirectory(directory)
#endif
#if !defined(sysconf)
#  define sysconf(name)  NTSystemConfiguration(name)
#  define MAGICKCORE_HAVE_SYSCONF 1
#endif
#if !defined(write)
#  define write(fd,buffer,count)  _write(fd,buffer,(unsigned int) count)
#endif
#if !defined(__MINGW32__)
#  define fseek  _fseeki64
#  define ftell  _ftelli64
#  define lseek  _lseeki64
#  define fstat  _fstat64
#  define stat  _stat64
#  define tell  _telli64
#endif

#if !defined(XS_VERSION)
struct dirent
{
  char
    d_name[2048];

  int
    d_namlen;
};

typedef struct _DIR
{
  HANDLE
    hSearch;

  WIN32_FIND_DATAW
    Win32FindData;

  BOOL
    firsttime;

  struct dirent
    file_info;
} DIR;

#if !defined(__MINGW32__)
struct timeval;

struct timezone
{
  int
    tz_minuteswest,
    tz_dsttime;
};
#endif

#endif

static inline void *NTAcquireQuantumMemory(const size_t count,
  const size_t quantum)
{
  size_t
    size;

  if (HeapOverflowSanityCheckGetSize(count,quantum,&size) != MagickFalse)
    {
      errno=ENOMEM;
      return(NULL);
    }
  return(AcquireMagickMemory(size));
}

extern MagickPrivate char
  *NTGetEnvironmentValue(const char *);

#if !defined(MAGICKCORE_LTDL_DELEGATE)
extern MagickPrivate const char
  *NTGetLibraryError(void);
#endif

#if !defined(XS_VERSION)
extern MagickPrivate const char
  *NTGetLibraryError(void);

extern MagickPrivate DIR
  *NTOpenDirectory(const char *);

extern MagickPrivate double
  NTElapsedTime(void),
  NTErf(double);

extern MagickPrivate int
#if !defined(__MINGW32__)
  gettimeofday(struct timeval *,struct timezone *),
#endif
  NTCloseDirectory(DIR *),
  NTCloseLibrary(void *),
  NTTruncateFile(int,off_t),
  NTUnmapMemory(void *,size_t),
  NTSystemCommand(const char *,char *);

extern MagickPrivate ssize_t
  NTSystemConfiguration(int);

extern MagickPrivate MagickBooleanType
  NTGatherRandomData(const size_t,unsigned char *),
  NTGetExecutionPath(char *,const size_t),
  NTGetModulePath(const char *,char *),
  NTGhostscriptFonts(char *,int),
  NTReportEvent(const char *,const MagickBooleanType);

extern MagickExport MagickBooleanType
  NTLongPathsEnabled(void);

extern MagickPrivate struct dirent
  *NTReadDirectory(DIR *);

extern MagickPrivate unsigned char
  *NTRegistryKeyLookup(const char *),
  *NTResourceToBlob(const char *);

extern MagickPrivate void
  *NTGetLibrarySymbol(void *,const char *),
  NTGhostscriptEXE(char *,int),
  *NTMapMemory(char *,size_t,int,int,int,MagickOffsetType),
  *NTOpenLibrary(const char *),
  NTWindowsGenesis(void),
  NTWindowsTerminus(void);

#endif /* !XS_VERSION */

#endif /* MAGICKCORE_WINDOWS_SUPPORT */

#if defined(__cplusplus) || defined(c_plusplus)
}
#endif /* !C++ */

#endif /* !MAGICKCORE_NT_BASE_H */