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/* Copyright (C) 1994-2003 Revolution Software Ltd
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#ifndef RESMAN_H
#define RESMAN_H
#include "bs2/memory.h"
namespace Sword2 {
#define MAX_res_files 20
class ResourceManager {
public:
void init(void); // read in the config file
void exit(void);
// Returns ad of resource. Loads if not in memory. Retains a count.
// Resource can be aged out of memory if count = 0
// The resource is locked while count != 0
// Resource floats when count = 0
uint8 *open(uint32 res);
void close(uint32 res); // decrements the count
// returns '0' if resource out of range or null, otherwise '1' for ok
uint8 checkValid(uint32 res);
//for mem_view to query the owners of mem blocs
char *fetchCluster(uint32 res);
uint32 fetchAge(uint32 res);
uint32 fetchCount(uint32 count);
uint32 helpTheAgedOut(void);
uint32 fetchLen(uint32 res);
void nextCycle(void);
uint32 fetchUsage(void);
// Prompts the user for the specified CD.
void getCd(int cd);
int whichCd() {
return _curCd;
}
// ----console commands
void printConsoleClusters(void);
void examine(uint8 *input);
void kill(uint8 *res);
void killAll(uint8 wantInfo);
void killAllObjects(uint8 wantInfo);
void remove(uint32 res);
void removeAll(void);
// pointer to a pointer (or list of pointers in-fact)
mem **_resList;
private:
int _curCd;
uint32 _totalResFiles;
uint32 _totalClusters;
uint32 _currentMemoryUsage;
// Inc's each time open is called and is given to resource as its age.
// Cannot be allowed to start at 0! (A pint if you can tell me why)
uint32 _resTime;
uint32 *_age;
// Gode generated res-id to res number/rel number conversion table
uint16 *_resConvTable;
uint16 *_count;
char _resourceFiles[MAX_res_files][20];
uint8 _cdTab[MAX_res_files]; // Location of each cluster.
// Drive letter of the CD-ROM drive or false CD path.
char _cdPath[256];
void cacheNewCluster(uint32 newCluster);
char _cdDrives[24];
};
extern ResourceManager res_man; //declare the object global
} // End of namespace Sword2
#endif
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