59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
/*
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* $XConsortium: atoi_fast.h /main/3 1996/06/11 17:35:30 cde-hal $
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*
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* Copyright (c) 1992 HaL Computer Systems, Inc. All rights reserved.
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* UNPUBLISHED -- rights reserved under the Copyright Laws of the United
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* States. Use of a copyright notice is precautionary only and does not
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* imply publication or disclosure.
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*
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* This software contains confidential information and trade secrets of HaL
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* Computer Systems, Inc. Use, disclosure, or reproduction is prohibited
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* without the prior express written permission of HaL Computer Systems, Inc.
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*
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* RESTRICTED RIGHTS LEGEND
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* Use, duplication, or disclosure by the Government is subject to
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* restrictions as set forth in subparagraph (c)(l)(ii) of the Rights in
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* Technical Data and Computer Software clause at DFARS 252.227-7013.
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* HaL Computer Systems, Inc.
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* 1315 Dell Avenue, Campbell, CA 95008
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*
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*/
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#ifndef _atoi_fast_h
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#define _atoi_fast_h 1
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#include "utility/funcs.h"
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#include "utility/pm_random.h"
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#include "utility/key.h"
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class atoi_fast
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{
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public:
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atoi_fast(int _range, int _entries) ;
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atoi_fast(int _range, int _entries, pm_random&) ;
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virtual ~atoi_fast() ;
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virtual int atoi(const key_type& k, int offset = 0) const ;
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int atoi(const char* str, int _offset = 0, int range = 0) const ;
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int atoi(const char* str, int sz, int _offset = 0, int range = 0) const ;
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int size() { return v_entries; } ;
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friend ostream& operator<<(ostream&, atoi_fast&);
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private:
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void init(int _range, int _entries, pm_random&);
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protected:
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char *v_tbl;
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unsigned v_mask;
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unsigned int v_entries;
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unsigned int v_range;
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unsigned int v_no_bytes;
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};
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#endif
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