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127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
/*
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Copyright (c) 2001, Loki software, inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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Neither the name of Loki software nor the names of its contributors may be used
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to endorse or promote products derived from this software without specific prior
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written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT,INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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//
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// file.h
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////////////////////////////////////////////////////
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#ifndef _FILE_H_
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#define _FILE_H_
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//#include <stdio.h>
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class MemStream : public IDataStream
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{
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public:
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MemStream();
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MemStream( unsigned long nLen );
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virtual ~MemStream();
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int refCount;
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void IncRef() { refCount++; }
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void DecRef() {
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refCount--; if ( refCount <= 0 ) {
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delete this;
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}
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}
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protected:
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// MemFile specific:
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unsigned long m_nGrowBytes;
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unsigned long m_nPosition;
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unsigned long m_nBufferSize;
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unsigned long m_nFileSize;
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unsigned char* m_pBuffer;
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bool m_bAutoDelete;
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void GrowFile( unsigned long nNewLen );
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public:
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unsigned long GetPosition() const;
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unsigned long Seek( long lOff, int nFrom );
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void SetLength( unsigned long nNewLen );
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unsigned long GetLength() const;
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unsigned char* GetBuffer() const
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{ return m_pBuffer; }
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char* ReadString( char* pBuf, unsigned long nMax );
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unsigned long Read( void* pBuf, unsigned long nCount );
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unsigned long Write( const void* pBuf, unsigned long nCount );
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int GetChar();
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int PutChar( int c );
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void printf( const char*, ... ); ///< \todo implement on MemStream
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void Abort();
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void Flush();
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void Close();
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bool Open( const char *filename, const char *mode );
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};
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class FileStream : public IDataStream
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{
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public:
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FileStream();
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virtual ~FileStream();
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int refCount;
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void IncRef() { refCount++; }
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void DecRef() {
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refCount--; if ( refCount <= 0 ) {
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delete this;
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}
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}
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protected:
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// DiscFile specific:
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FILE* m_hFile;
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bool m_bCloseOnDelete;
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public:
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unsigned long GetPosition() const;
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unsigned long Seek( long lOff, int nFrom );
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void SetLength( unsigned long nNewLen );
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unsigned long GetLength() const;
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char* ReadString( char* pBuf, unsigned long nMax );
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unsigned long Read( void* pBuf, unsigned long nCount );
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unsigned long Write( const void* pBuf, unsigned long nCount );
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int GetChar();
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int PutChar( int c );
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void printf( const char*, ... ); ///< completely matches the usual printf behaviour
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void Abort();
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void Flush();
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void Close();
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bool Open( const char *filename, const char *mode );
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};
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#endif // _FILE_H_
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