135 lines
3.7 KiB
C++
135 lines
3.7 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: buckets.h /main/3 1996/06/11 17:19:58 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 Unpublished -- rights reserved under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 _buckets_h
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#define _buckets_h 1
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#include <stdio.h>
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#include "utility/atoi_pearson.h"
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#include "dstr/slist_void_ptr_cell.h"
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#include "hmphf/params.h"
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#include "hmphf/pattern.h"
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class bucket
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{
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public:
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bucket(char*, int orig_pos = 0, Boolean copy = true);
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~bucket();
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int add_key(char*, Boolean copy = true);
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short no_keys() { return v_no_keys; };
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int g_value() { return v_g_value; };
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int control_bit() { return v_control_bit; };
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int orig_pos() { return v_orig_pos; };
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void set_count(int i) { v_count = i; };
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void set_control_bit(int cb) { v_control_bit = cb; };
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void set_g_value(int gv) { v_g_value = gv; };
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friend ostream& operator<<(ostream&, bucket&);
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protected:
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short v_no_keys;
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int v_count;
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int v_control_bit;
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int v_g_value;
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int v_orig_pos;
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slist_void_ptr_cell* key_ptr;
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friend class buckets;
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friend class sorter;
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};
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typedef bucket* bucketPtr;
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class buckets
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{
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public:
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//buckets(char* key_file, params& params);
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buckets(char** keys, params& params);
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~buckets();
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void set_control_bit(int cb);
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int get_pattern(int i, int_pattern&, params&);
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int use_current_params(int i, int_pattern&, params& pms,
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Boolean use_g_value = false);
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int no_buckets() { return v_no_buckets; };
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int max_bucket_sz() { return v_max_bucket_sz; };
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bucket* operator[](int i) { return v_bucket_array[i]; };
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friend ostream& operator<<(ostream&, buckets&);
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protected:
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void sort_by_size();
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int bucket_num(char* k, params& pms);
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inline int hash_value(char* k, int offset, int range)
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{
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return h_convertor.atoi(k, strlen(k), offset+1, range);
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};
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protected:
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bucket** v_bucket_array;
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int v_no_buckets;
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int v_max_bucket_sz;
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pm_random rnd;
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atoi_pearson b_convertor;
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atoi_pearson h_convertor;
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};
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#endif
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