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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* 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/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _TOOLS_INETSTRM_HXX
#define _TOOLS_INETSTRM_HXX
#include "tools/toolsdllapi.h"
#include <sal/types.h>
#include <tools/string.hxx>
class INetMessage;
class INetMIMEMessage;
class SvMemoryStream;
class SvStream;
enum INetStreamStatus
{
INETSTREAM_STATUS_LOADED = -4,
INETSTREAM_STATUS_WOULDBLOCK = -3,
INETSTREAM_STATUS_OK = -2,
INETSTREAM_STATUS_ERROR = -1
};
class TOOLS_DLLPUBLIC INetIStream
{
// Not implemented.
INetIStream (const INetIStream& rStrm);
INetIStream& operator= (const INetIStream& rStrm);
protected:
virtual int GetData (sal_Char *pData, sal_uIntPtr nSize) = 0;
public:
INetIStream ();
virtual ~INetIStream (void);
int Read (sal_Char *pData, sal_uIntPtr nSize);
};
class INetOStream
{
// Not implemented.
INetOStream (const INetOStream& rStrm);
INetOStream& operator= (const INetOStream& rStrm);
protected:
virtual int PutData (
const sal_Char *pData, sal_uIntPtr nSize) = 0;
public:
INetOStream ();
virtual ~INetOStream (void);
int Write (const sal_Char *pData, sal_uIntPtr nSize);
};
enum INetMessageStreamState
{
INETMSG_EOL_BEGIN,
INETMSG_EOL_DONE,
INETMSG_EOL_SCR,
INETMSG_EOL_FCR,
INETMSG_EOL_FLF,
INETMSG_EOL_FSP,
INETMSG_EOL_FESC
};
/// Message Generator Interface.
class INetMessageIStream : public INetIStream
{
INetMessage *pSourceMsg;
sal_Bool bHeaderGenerated;
sal_uIntPtr nBufSiz;
sal_Char *pBuffer;
sal_Char *pRead;
sal_Char *pWrite;
SvStream *pMsgStrm;
SvMemoryStream *pMsgBuffer;
sal_Char *pMsgRead;
sal_Char *pMsgWrite;
virtual int GetData (sal_Char *pData, sal_uIntPtr nSize);
// Not implemented.
INetMessageIStream (const INetMessageIStream& rStrm);
INetMessageIStream& operator= (const INetMessageIStream& rStrm);
protected:
virtual int GetMsgLine (sal_Char *pData, sal_uIntPtr nSize);
public:
INetMessageIStream (sal_uIntPtr nBufferSize = 2048);
virtual ~INetMessageIStream (void);
INetMessage *GetSourceMessage (void) const { return pSourceMsg; }
void SetSourceMessage (INetMessage *pMsg) { pSourceMsg = pMsg; }
void GenerateHeader (sal_Bool bGen = sal_True) { bHeaderGenerated = !bGen; }
sal_Bool IsHeaderGenerated (void) const { return bHeaderGenerated; }
};
/// Message Parser Interface.
class INetMessageOStream : public INetOStream
{
INetMessage *pTargetMsg;
sal_Bool bHeaderParsed;
INetMessageStreamState eOState;
SvMemoryStream *pMsgBuffer;
virtual int PutData (const sal_Char *pData, sal_uIntPtr nSize);
// Not implemented.
INetMessageOStream (const INetMessageOStream& rStrm);
INetMessageOStream& operator= (const INetMessageOStream& rStrm);
protected:
virtual int PutMsgLine (const sal_Char *pData, sal_uIntPtr nSize);
public:
INetMessageOStream (void);
virtual ~INetMessageOStream (void);
INetMessage *GetTargetMessage (void) const { return pTargetMsg; }
void SetTargetMessage (INetMessage *pMsg) { pTargetMsg = pMsg; }
void ParseHeader (sal_Bool bParse = sal_True) { bHeaderParsed = !bParse; }
sal_Bool IsHeaderParsed (void) const { return bHeaderParsed; }
};
class INetMessageIOStream
: public INetMessageIStream,
public INetMessageOStream
{
// Not implemented.
INetMessageIOStream (const INetMessageIOStream& rStrm);
INetMessageIOStream& operator= (const INetMessageIOStream& rStrm);
public:
INetMessageIOStream (sal_uIntPtr nBufferSize = 2048);
virtual ~INetMessageIOStream (void);
};
enum INetMessageEncoding
{
INETMSG_ENCODING_7BIT,
INETMSG_ENCODING_8BIT,
INETMSG_ENCODING_BINARY,
INETMSG_ENCODING_QUOTED,
INETMSG_ENCODING_BASE64
};
class TOOLS_DLLPUBLIC INetMIMEMessageStream : public INetMessageIOStream
{
int eState;
sal_uIntPtr nChildIndex;
INetMIMEMessageStream *pChildStrm;
INetMessageEncoding eEncoding;
INetMessageIStream *pEncodeStrm;
INetMessageOStream *pDecodeStrm;
SvMemoryStream *pMsgBuffer;
static INetMessageEncoding GetMsgEncoding (
const String& rContentType);
// Not implemented.
INetMIMEMessageStream (const INetMIMEMessageStream& rStrm);
INetMIMEMessageStream& operator= (const INetMIMEMessageStream& rStrm);
protected:
virtual int GetMsgLine (sal_Char *pData, sal_uIntPtr nSize);
virtual int PutMsgLine (const sal_Char *pData, sal_uIntPtr nSize);
public:
INetMIMEMessageStream (sal_uIntPtr nBufferSize = 2048);
virtual ~INetMIMEMessageStream (void);
using INetMessageIStream::SetSourceMessage;
void SetSourceMessage (INetMIMEMessage *pMsg)
{
INetMessageIStream::SetSourceMessage ((INetMessage *)pMsg);
}
INetMIMEMessage *GetSourceMessage (void) const
{
return ((INetMIMEMessage *)INetMessageIStream::GetSourceMessage());
}
using INetMessageOStream::SetTargetMessage;
void SetTargetMessage (INetMIMEMessage *pMsg)
{
INetMessageOStream::SetTargetMessage ((INetMessage *)pMsg);
}
INetMIMEMessage *GetTargetMessage (void) const
{
return ((INetMIMEMessage *)INetMessageOStream::GetTargetMessage());
}
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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