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98 lines
2.4 KiB
C++
98 lines
2.4 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2003-2006 The ScummVM project
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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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* 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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* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $Header$
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*
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*/
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#ifndef RESMAN_H
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#define RESMAN_H
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#include "sword1/memman.h"
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#include "common/file.h"
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#include "sword1/sworddefs.h"
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namespace Sword1 {
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#define MAX_LABEL_SIZE (31+1)
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#if defined(__PSP__)
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#define MAX_OPEN_CLUS 4 // the PSP can't have more than 8 files open simultaneously
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// since we also need filehandles for music and sometimes savegames
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// set the maximum number of open clusters to 4.
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#else
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#define MAX_OPEN_CLUS 8 // don't open more than 8 files at once
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#endif
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struct Grp {
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uint32 noRes;
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MemHandle *resHandle;
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uint32 *offset;
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uint32 *length;
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};
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struct Clu {
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uint32 refCount;
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Common::File *file;
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char label[MAX_LABEL_SIZE];
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uint32 noGrp;
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Grp *grp;
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Clu *nextOpen;
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};
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struct Prj {
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uint32 noClu;
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Clu *clu;
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};
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class ResMan {
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public:
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ResMan(const char *fileName);
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~ResMan(void);
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void flush(void);
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void resClose(uint32 id);
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void resOpen(uint32 id);
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void *fetchRes(uint32 id);
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void dumpRes(uint32 id);
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void *openFetchRes(uint32 id);
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void *cptResOpen(uint32 id);
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Header *lockScript(uint32 scrID);
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void unlockScript(uint32 scrID);
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FrameHeader *fetchFrame(void *resourceData, uint32 frameNo);
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private:
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uint32 resLength(uint32 id);
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MemHandle *resHandle(uint32 id);
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uint32 resOffset(uint32 id);
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Common::File *resFile(uint32 id);
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void openCptResourceBigEndian(uint32 id);
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void openScriptResourceBigEndian(uint32 id);
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void loadCluDescript(const char *fileName);
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void freeCluDescript(void);
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Prj _prj;
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MemMan *_memMan;
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static const uint32 _scriptList[TOTAL_SECTIONS]; //a table of resource tags
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static uint32 _srIdList[29];
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Clu *_openCluStart, *_openCluEnd;
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int _openClus;
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};
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} // End of namespace Sword1
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#endif //RESMAN_H
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