/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*

 * Implementation of nsIFile for ``Unixy'' systems.

 */

#ifndef _nsLocalFileUNIX_H_

#define _nsLocalFileUNIX_H_

#include <sys/stat.h>

#include <sys/types.h>

#include <unistd.h>

#include "nscore.h"

#include "nsString.h"

#include "nsReadableUtils.h"

#include "nsIHashable.h"

#include "nsIClassInfoImpl.h"

#include "mozilla/Attributes.h"

#ifdef MOZ_WIDGET_COCOA

#include "nsILocalFileMac.h"

#endif

/**

 *  we need these for statfs()

 */

#ifdef HAVE_SYS_STATVFS_H

  #if defined(__osf__) && defined(__DECCXX)

    extern "C" int statvfs(const char *, struct statvfs *);

  #endif

  #include <sys/statvfs.h>

#endif

#ifdef HAVE_SYS_STATFS_H

  #include <sys/statfs.h>

#endif

#ifdef HAVE_SYS_VFS_H

  #include <sys/vfs.h>

#endif

#ifdef HAVE_SYS_MOUNT_H

  #include <sys/param.h>

  #include <sys/mount.h>

#endif

#if defined(HAVE_STATVFS64) && (!defined(LINUX) && !defined(__osf__))

  #define STATFS statvfs64

  #define F_BSIZE f_frsize

#elif defined(HAVE_STATVFS) && (!defined(LINUX) && !defined(__osf__))

  #define STATFS statvfs

  #define F_BSIZE f_frsize

#elif defined(HAVE_STATFS64)

  #define STATFS statfs64

  #define F_BSIZE f_bsize

#elif defined(HAVE_STATFS)

  #define STATFS statfs

  #define F_BSIZE f_bsize

#endif

// stat64 and lstat64 are deprecated on OS X. Normal stat and lstat are

// 64-bit by default on OS X 10.6+.

#if defined(HAVE_STAT64) && defined(HAVE_LSTAT64) && !defined(XP_DARWIN)

  #if defined (AIX)

    #if defined STAT

      #undef STAT

    #endif

  #endif

  #define STAT stat64

  #define LSTAT lstat64

  #define HAVE_STATS64 1

#else

  #define STAT stat

  #define LSTAT lstat

#endif

class nsLocalFile final

#ifdef MOZ_WIDGET_COCOA

  : public nsILocalFileMac

#else

  : public nsIFile

#endif

  , public nsIHashable

{

public:

  NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)

  nsLocalFile();

  explicit nsLocalFile(const nsACString& aFilePath);

  static nsresult nsLocalFileConstructor(nsISupports* aOuter,

                                         const nsIID& aIID,

                                         void** aInstancePtr);

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIFILE

#ifdef MOZ_WIDGET_COCOA

  NS_DECL_NSILOCALFILEMAC

#endif

  NS_DECL_NSIHASHABLE

private:

  nsLocalFile(const nsLocalFile& aOther);

  ~nsLocalFile()

  {

  }

protected:

  // This stat cache holds the *last stat* - it does not invalidate.

  // Call "FillStatCache" whenever you want to stat our file.

  struct STAT  mCachedStat;

  nsCString    mPath;

  void LocateNativeLeafName(nsACString::const_iterator&,

                            nsACString::const_iterator&);

  nsresult CopyDirectoryTo(nsIFile* aNewParent);

  nsresult CreateAllAncestors(uint32_t aPermissions);

  nsresult GetNativeTargetPathName(nsIFile* aNewParent,

                                   const nsACString& aNewName,

                                   nsACString& aResult);

  bool FillStatCache();

  nsresult CreateAndKeepOpen(uint32_t aType, int aFlags,

                             uint32_t aPermissions, PRFileDesc** aResult);

};

#endif /* _nsLocalFileUNIX_H_ */