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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 *
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 2001, 2002
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *  Conrad Carlen <ccarlen@netscape.com>
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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#ifndef nsLocalFileMac_h_
#define nsLocalFileMac_h_

#include "nsILocalFileMac.h"
#include "nsString.h"
#include "nsIHashable.h"
#include "nsIClassInfoImpl.h"

class nsDirEnumerator;

// The native charset of this implementation is UTF-8. The Unicode used by the
// Mac OS file system is decomposed, so "Native" versions of these routines will
// always use decomposed Unicode (NFD). Their "non-Native" counterparts are 
// intended to be simple wrappers which call the "Native" version and convert 
// between UTF-8 and UTF-16. All the work is done on the "Native" side except
// for the conversion to NFC (composed Unicode) done in "non-Native" getters.

class NS_COM nsLocalFile : public nsILocalFileMac,
                           public nsIHashable
{
  friend class nsDirEnumerator;
    
public:
  NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)

  nsLocalFile();

  static NS_METHOD nsLocalFileConstructor(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);

  NS_DECL_ISUPPORTS
  NS_DECL_NSIFILE
  NS_DECL_NSILOCALFILE
  NS_DECL_NSILOCALFILEMAC
  NS_DECL_NSIHASHABLE

public:
  static void GlobalInit();
  static void GlobalShutdown();

private:
  ~nsLocalFile();

protected:
  nsLocalFile(const nsLocalFile& src);

  nsresult SetBaseRef(CFURLRef aCFURLRef); // Does CFRetain on aCFURLRef
  nsresult UpdateTargetRef();

  nsresult GetFSRefInternal(FSRef& aFSSpec);
  nsresult GetPathInternal(nsACString& path); // Returns path WRT mFollowLinks
  nsresult EqualsInternal(nsISupports* inFile, PRBool *_retval);

  nsresult CopyInternal(nsIFile* newParentDir,
                        const nsAString& newName,
                        PRBool followLinks);

  static PRInt64  HFSPlustoNSPRTime(const UTCDateTime& utcTime);
  static void     NSPRtoHFSPlusTime(PRInt64 nsprTime, UTCDateTime& utcTime);
  static nsresult CFStringReftoUTF8(CFStringRef aInStrRef, nsACString& aOutStr);

protected:
  CFURLRef mBaseRef;   // The FS object we represent
  CFURLRef mTargetRef; // If mBaseRef is an alias, its target

  PRPackedBool mFollowLinks;
  PRPackedBool mFollowLinksDirty;

  static const char      kPathSepChar;
  static const PRUnichar kPathSepUnichar;
  static const PRInt64   kJanuaryFirst1970Seconds;    
};

#endif // nsLocalFileMac_h_
