pjs/netwerk/cache/include/nsFileStream.h

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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1998
* Netscape Communications Corporation. All Rights Reserved.
*/
/* nsFileStream. The file/disk based implementation of the nsStream class.
* It basically maps the read write functions to the file equivalents.
*
* -Gagan Saksena 09/15/98
*/
#ifndef nsFileStream_h__
#define nsFileStream_h__
//#include "nsISupports.h"
#include "nsStream.h"
#include "prio.h" // PRFileDesc
class nsFileStream: public nsStream
{
public:
nsFileStream(const char* i_Filename);
virtual ~nsFileStream();
/*
NS_IMETHOD QueryInterface(const nsIID& aIID,
void** aInstancePtr);
NS_IMETHOD_(nsrefcnt) AddRef(void);
NS_IMETHOD_(nsrefcnt) Release(void);
*/
PRFileDesc* FileDesc(void);
PRInt32 Read(void* o_Buffer, PRUint32 i_Len);
void Reset(void);
PRInt32 Write(const void* i_Buffer, PRUint32 i_Len);
protected:
PRBool Open(void);
private:
nsFileStream(const nsFileStream& o);
nsFileStream& operator=(const nsFileStream& o);
PRFileDesc* m_pFile;
char* m_pFilename;
};
inline
PRFileDesc* nsFileStream::FileDesc(void)
{
return m_pFile;
}
#endif // nsFileStream_h__