blocxx

IOIFCStreamBuffer.hpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2006, Novell, Inc. All rights reserved.
00004 * 
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
00007 * 
00008 *     * Redistributions of source code must retain the above copyright notice,
00009 *       this list of conditions and the following disclaimer.
00010 *     * Redistributions in binary form must reproduce the above copyright
00011 *       notice, this list of conditions and the following disclaimer in the
00012 *       documentation and/or other materials provided with the distribution.
00013 *     * Neither the name of 
00014 *       Vintela, Inc., 
00015 *       nor Novell, Inc., 
00016 *       nor the names of its contributors or employees may be used to 
00017 *       endorse or promote products derived from this software without 
00018 *       specific prior written permission.
00019 * 
00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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00032 
00033 
00039 #ifndef BLOCXX_IOIFCSTREAMBUFFER_HPP_INCLUDE_GUARD_
00040 #define BLOCXX_IOIFCSTREAMBUFFER_HPP_INCLUDE_GUARD_
00041 #include "blocxx/BLOCXX_config.h"
00042 #include "blocxx/IOIFC.hpp"
00043 #include "blocxx/BaseStreamBuffer.hpp"
00044 
00045 namespace BLOCXX_NAMESPACE
00046 {
00047 
00051 class BLOCXX_COMMON_API IOIFCStreamBuffer : public BaseStreamBuffer
00052 {
00053 public:
00054    using BaseStreamBuffer::EDirectionFlag;
00055 
00056    IOIFCStreamBuffer(IOIFC* dev, int bufSize, const char* direction) BLOCXX_DEPRECATED;
00057    IOIFCStreamBuffer(IOIFC* dev, EDirectionFlag direction = E_IN_OUT, int bufSize = 64*1024/*BASE_BUF_SIZE*/);
00058    void setErrorAction(IOIFC::ErrorAction error_action);
00059    virtual ~IOIFCStreamBuffer();
00060    virtual void reset();
00061    std::streambuf * tie(std::streambuf * tied_buf);
00062 private:
00063    // unimplemented
00064    IOIFCStreamBuffer(const IOIFCStreamBuffer& arg);
00065    IOIFCStreamBuffer& operator= (const IOIFCStreamBuffer& arg);
00066    virtual int buffer_to_device(const char* c, int n);
00067    virtual int buffer_from_device(char* c, int n);
00068    IOIFC* m_dev;
00069    std::streambuf * m_tied_buf;
00070    IOIFC::ErrorAction m_error_action;
00071 };
00072 
00073 } // end namespace BLOCXX_NAMESPACE
00074 
00075 #endif