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// Mode: -*- C++ -*- |
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|
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// GiSTfile.h |
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// |
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// Copyright (c) 1996, Regents of the University of California |
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// $Header: /usr/local/devel/GiST/libGiST/libGiST/GiSTfile.h,v 1.1.1.1 1996/08/06 23:47:21 jmh Exp $ |
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|
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#ifndef GISTFILE_H |
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#define GISTFILE_H |
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|
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#include "GiSTstore.h" |
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|
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// GiSTfile is a simple storage class for GiSTs to work over |
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// UNIX/NT files. |
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|
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class GiSTfile: public GiSTstore { |
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public: |
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GiSTfile(): GiSTstore() {} |
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|
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void Create(const char *filename); |
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void Open(const char *filename); |
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void Close(); |
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|
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void Read(GiSTpage page, char *buf); |
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void Write(GiSTpage page, const char *buf); |
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GiSTpage Allocate(); |
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void Deallocate(GiSTpage page); |
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void Sync() {} |
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int PageSize() const { return 4096; } |
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|
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private: |
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int fileHandle; |
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}; |
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#endif |
