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https://github.com/libretro/scummvm.git
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291 lines
8.8 KiB
C++
291 lines
8.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* This code is based on original Sfinx source code
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* Copyright (c) 1994-1997 Janus B. Wisniewski and L.K. Avalon
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*/
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#include "cge2/cge2.h"
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#include "cge2/fileio.h"
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#include "engines/advancedDetector.h"
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#include "common/translation.h"
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#include "graphics/surface.h"
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namespace CGE2 {
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#define GAMEOPTION_COLOR_BLIND_DEFAULT_OFF GUIO_GAMEOPTIONS1
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static const PlainGameDescriptor CGE2Games[] = {
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{ "sfinx", "Sfinx" },
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{ 0, 0 }
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};
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static const ADGameDescription gameDescriptions[] = {
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{
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"sfinx", "Freeware",
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{
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{ "vol.cat", 0, "21197b287d397c53261b6616bf0dd880", 129024 },
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{ "vol.dat", 0, "de14291869a8eb7c2732ab783c7542ef", 34180844 },
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AD_LISTEND
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},
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Common::PL_POL, Common::kPlatformDOS, ADGF_NO_FLAGS, GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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},
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{
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"sfinx", "Freeware v1.0",
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{
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{"vol.cat", 0, "aa402aed24a72c53a4d1211c456b79dd", 129024},
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{"vol.dat", 0, "5966ac26d91d664714349669f9dd09b5", 34180164},
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AD_LISTEND
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},
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Common::PL_POL, Common::kPlatformDOS, ADGF_NO_FLAGS, GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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},
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{
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"sfinx", "Freeware v0.3",
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{
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{"vol.cat", 0, "f158e469dccbebc5a632eb848df89779", 129024},
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{"vol.dat", 0, "d40a6b4ae173d6930be54ba56bee15d5", 34183430},
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AD_LISTEND
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},
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Common::EN_ANY, Common::kPlatformDOS, ADGF_NO_FLAGS, GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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},
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{
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"sfinx", "Freeware v1.0",
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{
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{"vol.cat", 0, "f158e469dccbebc5a632eb848df89779", 129024},
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{"vol.dat", 0, "d40a6b4ae173d6930be54ba56bee15d5", 34183443},
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AD_LISTEND
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},
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Common::EN_ANY, Common::kPlatformDOS, ADGF_NO_FLAGS, GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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},
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{
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"sfinx", "Freeware v1.1",
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{
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{"vol.cat", 0, "f158e469dccbebc5a632eb848df89779", 129024},
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{"vol.dat", 0, "d40a6b4ae173d6930be54ba56bee15d5", 34182773},
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AD_LISTEND
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},
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Common::EN_ANY, Common::kPlatformDOS, ADGF_NO_FLAGS, GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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},
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AD_TABLE_END_MARKER
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};
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static const ADExtraGuiOptionsMap optionsList[] = {
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{
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GAMEOPTION_COLOR_BLIND_DEFAULT_OFF,
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{
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_s("Color Blind Mode"),
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_s("Enable Color Blind Mode by default"),
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"enable_color_blind",
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false
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}
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},
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AD_EXTRA_GUI_OPTIONS_TERMINATOR
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};
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class CGE2MetaEngine : public AdvancedMetaEngine {
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public:
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CGE2MetaEngine() : AdvancedMetaEngine(gameDescriptions, sizeof(ADGameDescription), CGE2Games, optionsList) {
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_singleid = "sfinx";
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}
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virtual const char *getName() const {
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return "CGE2";
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}
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virtual const char *getOriginalCopyright() const {
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return "Sfinx (c) 1994-1997 Janus B. Wisniewski and L.K. Avalon";
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}
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virtual const ADGameDescription *fallbackDetect(const FileMap &allFiles, const Common::FSList &fslist) const;
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virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
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virtual bool hasFeature(MetaEngineFeature f) const;
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virtual int getMaximumSaveSlot() const;
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virtual SaveStateList listSaves(const char *target) const;
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SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
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virtual void removeSaveState(const char *target, int slot) const;
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};
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static const ADFileBasedFallback fileBasedFallback[] = {
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{ &gameDescriptions[0], { "vol.cat", "vol.dat", 0 } },
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{ 0, { 0 } }
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};
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static ADGameDescription s_fallbackDesc = {
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"Sfinx",
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"Unknown version",
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AD_ENTRY1(0, 0), // This should always be AD_ENTRY1(0, 0) in the fallback descriptor
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Common::UNK_LANG,
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Common::kPlatformDOS,
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ADGF_NO_FLAGS,
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GUIO1(GAMEOPTION_COLOR_BLIND_DEFAULT_OFF)
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};
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// This fallback detection looks identical to the one used for CGE. In fact, the difference resides
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// in the ResourceManager which handles a different archive format. The rest of the detection is identical.
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const ADGameDescription *CGE2MetaEngine::fallbackDetect(const FileMap &allFiles, const Common::FSList &fslist) const {
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ADFilePropertiesMap filesProps;
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const ADGameDescription *game;
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game = detectGameFilebased(allFiles, fslist, CGE2::fileBasedFallback, &filesProps);
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if (!game)
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return 0;
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SearchMan.clear();
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SearchMan.addDirectory(fslist.begin()->getParent().getPath(), fslist.begin()->getParent());
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ResourceManager *resman;
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resman = new ResourceManager();
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bool result = resman->exist("CGE.SAY");
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delete resman;
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if (!result)
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return 0;
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reportUnknown(fslist.begin()->getParent(), filesProps);
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return &s_fallbackDesc;
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}
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bool CGE2MetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
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if (desc)
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*engine = new CGE2::CGE2Engine(syst, desc);
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return desc != 0;
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}
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bool CGE2MetaEngine::hasFeature(MetaEngineFeature f) const {
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return
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(f == kSupportsDeleteSave) ||
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(f == kSavesSupportMetaInfo) ||
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(f == kSavesSupportThumbnail) ||
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(f == kSavesSupportCreationDate) ||
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(f == kSupportsListSaves) ||
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(f == kSupportsLoadingDuringStartup);
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}
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int CGE2MetaEngine::getMaximumSaveSlot() const {
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return 99;
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}
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SaveStateList CGE2MetaEngine::listSaves(const char *target) const {
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Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
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Common::StringArray filenames;
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Common::String pattern = target;
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pattern += ".???";
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filenames = saveFileMan->listSavefiles(pattern);
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sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..)
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SaveStateList saveList;
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for (Common::StringArray::const_iterator filename = filenames.begin(); filename != filenames.end(); ++filename) {
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// Obtain the last 3 digits of the filename, since they correspond to the save slot
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int slotNum = atoi(filename->c_str() + filename->size() - 3);
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if (slotNum >= 0 && slotNum <= 99) {
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Common::InSaveFile *file = saveFileMan->openForLoading(*filename);
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if (file) {
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CGE2::SavegameHeader header;
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// Check to see if it's a ScummVM savegame or not
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char buffer[kSavegameStrSize + 1];
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file->read(buffer, kSavegameStrSize + 1);
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if (!strncmp(buffer, kSavegameStr, kSavegameStrSize + 1)) {
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// Valid savegame
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if (CGE2::CGE2Engine::readSavegameHeader(file, header)) {
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saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
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if (header.thumbnail) {
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header.thumbnail->free();
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delete header.thumbnail;
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}
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}
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} else {
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// Must be an original format savegame
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saveList.push_back(SaveStateDescriptor(slotNum, "Unknown"));
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}
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delete file;
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}
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}
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}
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return saveList;
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}
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SaveStateDescriptor CGE2MetaEngine::querySaveMetaInfos(const char *target, int slot) const {
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Common::String fileName = Common::String::format("%s.%03d", target, slot);
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Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(fileName);
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if (f) {
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CGE2::SavegameHeader header;
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// Check to see if it's a ScummVM savegame or not
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char buffer[kSavegameStrSize + 1];
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f->read(buffer, kSavegameStrSize + 1);
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bool hasHeader = !strncmp(buffer, kSavegameStr, kSavegameStrSize + 1) &&
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CGE2::CGE2Engine::readSavegameHeader(f, header);
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delete f;
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if (!hasHeader) {
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// Original savegame perhaps?
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SaveStateDescriptor desc(slot, "Unknown");
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return desc;
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} else {
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// Create the return descriptor
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SaveStateDescriptor desc(slot, header.saveName);
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desc.setThumbnail(header.thumbnail);
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desc.setSaveDate(header.saveYear, header.saveMonth, header.saveDay);
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desc.setSaveTime(header.saveHour, header.saveMinutes);
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// Slot 0 is used for the 'automatic save on exit' save in Soltys, thus
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// we prevent it from being deleted or overwritten by accident.
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desc.setDeletableFlag(slot != 0);
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desc.setWriteProtectedFlag(slot == 0);
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return desc;
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}
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}
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return SaveStateDescriptor();
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}
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void CGE2MetaEngine::removeSaveState(const char *target, int slot) const {
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Common::String fileName = Common::String::format("%s.%03d", target, slot);
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g_system->getSavefileManager()->removeSavefile(fileName);
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}
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} // End of namespace CGE2
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#if PLUGIN_ENABLED_DYNAMIC(CGE2)
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REGISTER_PLUGIN_DYNAMIC(CGE2, PLUGIN_TYPE_ENGINE, CGE2::CGE2MetaEngine);
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#else
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REGISTER_PLUGIN_STATIC(CGE2, PLUGIN_TYPE_ENGINE, CGE2::CGE2MetaEngine);
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#endif
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