bio.h

来自「著名的 helix realplayer 基于手机 symbian 系统的 播放」· C头文件 代码 · 共 64 行

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
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 * The contents of this file, and the files included with this file, are 
 * subject to the current version of the RealNetworks Public Source License 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
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 * applicable to this file, the RCSL.  Please see the applicable RPSL or 
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 * This file is part of the Helix DNA Technology. RealNetworks is the 
 * developer of the Original Code and owns the copyrights in the portions 
 * it created. 
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 * This file, and the files included with this file, is distributed and made 
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 * ***** END LICENSE BLOCK ***** */ 

#ifndef _BIO_H_
#define _BIO_H_

#include "hlxclib/fcntl.h"
#include "hlxclib/sys/types.h"

int setfdlimit(INT32 limit);

class IO 
{
public:
    virtual 		~IO();

    virtual INT32	read(void* buf, INT32 size) = 0;
    virtual INT32	write(const void* buf, INT32 size) = 0;
    virtual off_t	seek(off_t off, INT32 whence) = 0;
    virtual INT32	close() = 0;
    virtual INT32	error() = 0;
    virtual INT32	flags() = 0;
    virtual off_t	file_size() = 0;
};

inline
IO::~IO()
{
}

#endif/*_BIO_H_*/