128 lines
3.6 KiB
C++
128 lines
3.6 KiB
C++
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* $XConsortium: data_t.h /main/3 1996/06/11 17:19:11 cde-hal $
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*
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* Copyright (c) 1993 HAL Computer Systems International, Ltd.
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* All rights reserved. Unpublished -- rights reserved under
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* the Copyright Laws of the United States. USE OF A COPYRIGHT
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* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
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* OR DISCLOSURE.
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*
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* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
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* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
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* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
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* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
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* INTERNATIONAL, LTD.
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*
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* RESTRICTED RIGHTS LEGEND
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* Use, duplication, or disclosure by the Government is subject
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* to the restrictions as set forth in subparagraph (c)(l)(ii)
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* of the Rights in Technical Data and Computer Software clause
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* at DFARS 252.227-7013.
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*
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* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
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* 1315 Dell Avenue
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* Campbell, CA 95008
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*
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*/
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#ifndef _record_h
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#define _record_h
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#include "utility/types.h"
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#include "utility/funcs.h"
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#include "utility/buffer.h"
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#include "dstr/memory_pool.h"
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#include "utility/atoi_pearson.h"
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#include "utility/atoi_larson.h"
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#include "dstr/dlist_cell.h"
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/****************************/
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// record class. A record
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// contains a key and a void*
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// pointer
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/****************************/
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class data_t : public dlist_cell
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{
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protected:
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#ifdef C_API
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static atoi_pearson* pearson_convertor_ptr;
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static atoi_larson* larson_convertor_ptr;
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#define pearson_convertor (*pearson_convertor_ptr)
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#define larson_convertor (*larson_convertor_ptr)
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#else
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static atoi_pearson pearson_convertor;
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static atoi_larson larson_convertor;
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#endif
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public:
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enum flag_type { INT=0, STRING=1, VOID=2 };
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voidPtr dt; // rest of information in the record
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flag_type flag;
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union {
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int int_key;
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char* str_key;
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} key;
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data_t(): dt(0), flag(data_t::VOID) {} ;
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data_t(data_t&) ;
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data_t(int int_key, voidPtr d = 0) : dt(d), flag(data_t::INT)
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{ key.int_key = int_key; };
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data_t(const char* char_ptr_key, int char_ptr_key_sz, voidPtr d = 0) ;
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virtual ~data_t() ;
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data_t& operator=(data_t&);
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int operator==(data_t&);
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virtual int bucket_num(int k, int p, int M ) ;
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virtual int slot_num(int k, int rotate, int prime, int M ) ;
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ostream& asciiOut(ostream& out, print_func_ptr_t print_f);
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Boolean binaryIn(buffer&);
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Boolean binaryOut(buffer&);
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void* operator new( size_t );
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void operator delete( void* );
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friend ostream& operator <<(ostream& o, data_t& d);
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friend istream& operator >>(istream& i, data_t& d);
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#ifdef C_API
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friend void initialize_MMDB();
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friend void quit_MMDB();
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#endif
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};
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typedef data_t* data_tPtr;
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#endif
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