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113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
/* Copyright (C) 1994-2003 Revolution Software Ltd
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#ifndef RESMAN_H
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#define RESMAN_H
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#include "memory.h"
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namespace Sword2 {
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#define MAX_res_files 20
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class ResourceManager {
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public:
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void init(void); // read in the config file
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void exit(void);
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// Returns ad of resource. Loads if not in memory. Retains a count.
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// Resource can be aged out of memory if count = 0
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// The resource is locked while count != 0
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// Resource floats when count = 0
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uint8 *open(uint32 res);
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void close(uint32 res); // decrements the count
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// returns '0' if resource out of range or null, otherwise '1' for ok
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uint8 checkValid(uint32 res);
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//for mem_view to query the owners of mem blocs
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char *fetchCluster(uint32 res);
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uint32 fetchAge(uint32 res);
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uint32 fetchCount(uint32 count);
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uint32 helpTheAgedOut(void);
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uint32 fetchLen(uint32 res);
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void nextCycle(void);
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uint32 fetchUsage(void);
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// Prompts the user for the specified CD.
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void getCd(int cd);
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int whichCd() {
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return _curCd;
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}
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// ----console commands
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void printConsoleClusters(void);
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void examine(uint8 *input);
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void kill(uint8 *res);
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void killAll(uint8 wantInfo);
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void killAllObjects(uint8 wantInfo);
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void remove(uint32 res);
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void removeAll(void);
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// pointer to a pointer (or list of pointers in-fact)
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mem **_resList;
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private:
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int _curCd;
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uint32 _totalResFiles;
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uint32 _totalClusters;
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uint32 _currentMemoryUsage;
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// Inc's each time open is called and is given to resource as its age.
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// Cannot be allowed to start at 0! (A pint if you can tell me why)
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uint32 _resTime;
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uint32 *_age;
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// Gode generated res-id to res number/rel number conversion table
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uint16 *_resConvTable;
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uint16 *_count;
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char _resourceFiles[MAX_res_files][20];
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uint8 _cdTab[MAX_res_files]; // Location of each cluster.
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// Drive letter of the CD-ROM drive or false CD path.
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char _cdPath[256];
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void cacheNewCluster(uint32 newCluster);
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char _cdDrives[24];
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};
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extern ResourceManager res_man; //declare the object global
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} // End of namespace Sword2
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#endif
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