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cdesktop/cde/programs/dtinfo/DtMmdb/hmphf/sorter.h
2018-04-28 12:30:20 -06:00

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/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* $XConsortium: sorter.h /main/3 1996/06/11 17:20:52 cde-hal $
*
* Copyright (c) 1993 HAL Computer Systems International, Ltd.
* All rights reserved. Unpublished -- rights reserved under
* the Copyright Laws of the United States. USE OF A COPYRIGHT
* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
* OR DISCLOSURE.
*
* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
* INTERNATIONAL, LTD.
*
* RESTRICTED RIGHTS LEGEND
* Use, duplication, or disclosure by the Government is subject
* to the restrictions as set forth in subparagraph (c)(l)(ii)
* of the Rights in Technical Data and Computer Software clause
* at DFARS 252.227-7013.
*
* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
* 1315 Dell Avenue
* Campbell, CA 95008
*
*/
#ifndef _sorter_h
#define _sorter_h 1
#include <limits.h>
#if defined(CSRG_BASED)
#define MAXINT INT_MAX
#else
#include <values.h>
#endif
#include "utility/funcs.h"
#include "utility/atoi_fast.h"
#include "hmphf/buckets.h"
class sorter
{
public:
sorter(char* key_file);
sorter(istream& key_stream);
~sorter();
char** unique_keys() { return v_unique_keys; };
int no_unique_keys() { return v_no_unique_keys; };
friend ostream& operator<< (ostream&, sorter&);
protected:
void _init(istream&);
void filter_by_hash();
void filter_a_bucket(bucketPtr bkt);
void assemble_unique_keys();
void remove_keys(bucketPtr bkt, char* key, slist_void_ptr_cell* lp);
protected:
bucketPtr* v_bucket_array;
int v_max_bucket_sz;
int v_no_unique_keys;
char** v_unique_keys;
atoi_fast b_convertor;
charPtr* v_map_table;
int* v_index_table;
charPtr* v_check_table;
charPtr* v_dup_table;
};
#endif