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alecf%netscape.com 1999-03-10 01:21:52 +00:00
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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 "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1999 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef _nsMsgLineBuffer_H
#define _nsMsgLineBuffer_H
#include "msgCore.h" // precompiled header...
// I can't believe I have to have this stupid class, but I can't find
// anything suitable (nsStrImpl might be, when its done). nsIByteBuffer
// would do, if I had a stream for input, which I don't.
class nsByteArray
{
public:
nsByteArray();
virtual ~nsByteArray();
PRUint32 GetSize() {return m_bufferSize;}
nsresult GrowBuffer(PRUint32 desired_size, PRUint32 quantum = 1024);
nsresult AppendString(const char *string);
nsresult AppendBuffer(const char *buffer, PRUint32 length);
void ResetWritePos() {m_bufferPos = 0;}
char *GetBuffer() {return m_buffer;}
protected:
char *m_buffer;
PRUint32 m_bufferSize;
PRUint32 m_bufferPos; // write Pos in m_buffer - where the next byte should go.
};
class nsMsgLineBufferHandler : public nsByteArray
{
public:
virtual PRInt32 HandleLine(char *line, PRUint32 line_length) = 0;
};
class nsMsgLineBuffer : nsByteArray
{
public:
nsMsgLineBuffer(nsMsgLineBufferHandler *handler, PRBool convertNewlinesP);
virtual ~nsMsgLineBuffer();
PRInt32 BufferInput(const char *net_buffer, PRInt32 net_buffer_size);
// Not sure why anyone cares, by NNTPHost seems to want to know the buf pos.
PRUint32 GetBufferPos() {return m_bufferPos;}
virtual PRInt32 HandleLine(char *line, PRUint32 line_length);
// flush last line, though it won't be CRLF terminated.
virtual PRInt32 FlushLastLine();
protected:
nsMsgLineBuffer(PRBool convertNewlinesP);
PRInt32 ConvertAndSendBuffer();
nsMsgLineBufferHandler *m_handler;
PRBool m_convertNewlinesP;
};
#endif