C++ Serializer::syncBytes方法代码示例

static void syncBackgroundTable(Common::Serializer &s) {
	// restore backgroundTable
	for (int i = 0; i < 8; i++) {
		if (s.isSaving() && (strlen(backgroundTable[i].name) > 8))
			warning("Saving a background resource that has too long a name");

		s.syncBytes((byte *)backgroundTable[i].name, 9);
		s.syncBytes((byte *)backgroundTable[i].extention, 6);
	}
}

static bool syncSaveGameHeader(Common::Serializer &s, SaveGameHeader &hdr) {
	s.syncAsUint32LE(hdr.id);
	s.syncAsUint32LE(hdr.size);
	s.syncAsUint32LE(hdr.ver);

	s.syncBytes((byte *)hdr.desc, SG_DESC_LEN);
	hdr.desc[SG_DESC_LEN - 1] = 0;

	syncTime(s, hdr.dateTime);

	int tmp = hdr.size - s.bytesSynced();

	// NOTE: We can't use SAVEGAME_ID here when attempting to remove a saved game from the launcher,
	// as there is no TinselEngine initialized then. This means that we can't check if this is a DW1
	// or DW2 savegame in this case, but it doesn't really matter, as the saved game is about to be
	// deleted anyway. Refer to bug #3387551.
	bool correctID = _vm ? (hdr.id == SAVEGAME_ID) : (hdr.id == DW1_SAVEGAME_ID || hdr.id == DW2_SAVEGAME_ID);

	// Perform sanity check
	if (tmp < 0 || !correctID || hdr.ver > CURRENT_VER || hdr.size > 1024)
		return false;
	// Skip over any extra bytes
	s.skip(tmp);
	return true;
}

static void DoSync(Common::Serializer &s) {
	syncBasicInfo(s);
	_vm->sound().doSync(s);

	syncPalette(s, newPal);
	syncPalette(s, workpal);

	s.syncBytes((byte *)currentCtpName, 40);

	syncBackgroundTable(s);
	syncPalScreen(s);
	syncSoundList(s);

	for (int i = 0; i < stateID; ++i)
		s.syncAsSint16LE(globalVars[i]);

	syncFilesDatabase(s);
	syncOverlays1(s);
	syncPreloadData(s);
	syncOverlays2(s);
	syncScript(s, &procHead);
	syncScript(s, &relHead);
	syncCell(s);
	syncIncrust(s);
	syncActors(s);
	syncSongs(s);
	syncCT(s);
}

static void syncSavedData(Common::Serializer &s, SAVED_DATA &sd, int numInterp) {
	s.syncAsUint32LE(sd.SavedSceneHandle);
	s.syncAsUint32LE(sd.SavedBgroundHandle);
	for (int i = 0; i < MAX_MOVERS; ++i)
		syncSavedMover(s, sd.SavedMoverInfo[i]);
	for (int i = 0; i < MAX_SAVED_ACTORS; ++i)
		syncSavedActor(s, sd.SavedActorInfo[i]);

	s.syncAsSint32LE(sd.NumSavedActors);
	s.syncAsSint32LE(sd.SavedLoffset);
	s.syncAsSint32LE(sd.SavedToffset);
	for (int i = 0; i < numInterp; ++i)
		sd.SavedICInfo[i].syncWithSerializer(s);
	for (int i = 0; i < MAX_POLY; ++i)
		s.syncAsUint32LE(sd.SavedDeadPolys[i]);
	s.syncAsUint32LE(sd.SavedControl);
	s.syncAsUint32LE(sd.SavedMidi);
	s.syncAsUint32LE(sd.SavedLoop);
	s.syncAsUint32LE(sd.SavedNoBlocking);

	// SavedNoScrollData
	for (int i = 0; i < MAX_VNOSCROLL; ++i)
		syncNoScrollB(s, sd.SavedNoScrollData.NoVScroll[i]);
	for (int i = 0; i < MAX_HNOSCROLL; ++i)
		syncNoScrollB(s, sd.SavedNoScrollData.NoHScroll[i]);
	s.syncAsUint32LE(sd.SavedNoScrollData.NumNoV);
	s.syncAsUint32LE(sd.SavedNoScrollData.NumNoH);

	// Tinsel 2 fields
	if (TinselV2) {
		// SavedNoScrollData
		s.syncAsUint32LE(sd.SavedNoScrollData.xTrigger);
		s.syncAsUint32LE(sd.SavedNoScrollData.xDistance);
		s.syncAsUint32LE(sd.SavedNoScrollData.xSpeed);
		s.syncAsUint32LE(sd.SavedNoScrollData.yTriggerTop);
		s.syncAsUint32LE(sd.SavedNoScrollData.yTriggerBottom);
		s.syncAsUint32LE(sd.SavedNoScrollData.yDistance);
		s.syncAsUint32LE(sd.SavedNoScrollData.ySpeed);

		for (int i = 0; i < NUM_ZPOSITIONS; ++i)
			syncZPosition(s, sd.zPositions[i]);
		s.syncBytes(sd.savedActorZ, MAX_SAVED_ACTOR_Z);
		for (int i = 0; i < MAX_POLY; ++i)
			syncPolyVolatile(s, sd.SavedPolygonStuff[i]);
		for (int i = 0; i < 3; ++i)
			s.syncAsUint32LE(sd.SavedTune[i]);
		s.syncAsByte(sd.bTinselDim);
		s.syncAsSint32LE(sd.SavedScrollFocus);
		for (int i = 0; i < SV_TOPVALID; ++i)
			s.syncAsSint32LE(sd.SavedSystemVars[i]);
		for (int i = 0; i < MAX_SOUNDREELS; ++i)
			syncSoundReel(s, sd.SavedSoundReels[i]);
	}
}

void syncScript(Common::Serializer &s, scriptInstanceStruct *entry) {
	int numScripts = 0;
	uint32 dummyLong = 0;
	uint16 dummyWord = 0;

	if (s.isSaving()) {
		// Figure out the number of scripts to save
		scriptInstanceStruct* pCurrent = entry->nextScriptPtr;
		while (pCurrent) {
			++numScripts;
			pCurrent = pCurrent->nextScriptPtr;
		}
	}
	s.syncAsSint16LE(numScripts);

	scriptInstanceStruct *ptr = entry->nextScriptPtr;
	for (int i = 0; i < numScripts; ++i) {
		if (s.isLoading())
			ptr = (scriptInstanceStruct *)mallocAndZero(sizeof(scriptInstanceStruct));

		s.syncAsUint16LE(dummyWord);
		s.syncAsSint16LE(ptr->ccr);
		s.syncAsSint16LE(ptr->scriptOffset);
		s.syncAsUint32LE(dummyLong);
		s.syncAsSint16LE(ptr->dataSize);
		s.syncAsSint16LE(ptr->scriptNumber);
		s.syncAsSint16LE(ptr->overlayNumber);
		s.syncAsSint16LE(ptr->sysKey);
		s.syncAsSint16LE(ptr->freeze);
		s.syncAsSint16LE(ptr->type);
		s.syncAsSint16LE(ptr->var16);
		s.syncAsSint16LE(ptr->var18);
		s.syncAsSint16LE(ptr->var1A);

		s.syncAsSint16LE(ptr->dataSize);

		if (ptr->dataSize) {
			if (s.isLoading())
				ptr->data = (byte *)mallocAndZero(ptr->dataSize);
			s.syncBytes(ptr->data, ptr->dataSize);
		}

		if (s.isLoading()) {
			ptr->nextScriptPtr = NULL;
			entry->nextScriptPtr = ptr;
			entry = ptr;
		} else {
			ptr = ptr->nextScriptPtr;
		}
	}
}

static bool syncSaveGameHeader(Common::Serializer &s, SaveGameHeader &hdr) {
	s.syncAsUint32LE(hdr.id);
	s.syncAsUint32LE(hdr.size);
	s.syncAsUint32LE(hdr.ver);

	s.syncBytes((byte *)hdr.desc, SG_DESC_LEN);
	hdr.desc[SG_DESC_LEN - 1] = 0;

	syncTime(s, hdr.dateTime);

	int tmp = hdr.size - s.bytesSynced();

	// NOTE: We can't use SAVEGAME_ID here when attempting to remove a saved game from the launcher,
	// as there is no TinselEngine initialized then. This means that we can't check if this is a DW1
	// or DW2 savegame in this case, but it doesn't really matter, as the saved game is about to be
	// deleted anyway. Refer to bug #3387551.
	bool correctID = _vm ? (hdr.id == SAVEGAME_ID) : (hdr.id == DW1_SAVEGAME_ID || hdr.id == DW2_SAVEGAME_ID);

	// Perform sanity check
	if (tmp < 0 || !correctID || hdr.ver > CURRENT_VER || hdr.size > 1024)
		return false;

	if (tmp > 0) {
		// If there's header space left, handling syncing the Scn flag and game language
		s.syncAsByte(hdr.scnFlag);
		s.syncAsByte(hdr.language);
		tmp -= 2;

		if (_vm && s.isLoading()) {
			// If the engine is loaded, ensure the Scn/Gra usage is correct, and it's the correct language
			if ((hdr.scnFlag != ((_vm->getFeatures() & GF_SCNFILES) != 0)) ||
					(hdr.language != _vm->_config->_language))
				return false;
		}
	}

	// Handle the number of interpreter contexts that will be saved in the savegame
	if (tmp >= 2) {
		tmp -= 2;
		hdr.numInterpreters = NUM_INTERPRET;
		s.syncAsUint16LE(hdr.numInterpreters);
	} else {
		hdr.numInterpreters = (TinselV2 ? 70 : 64) - 20;
	}

	// Skip over any extra bytes
	s.skip(tmp);
	return true;
}

static void syncSongs(Common::Serializer &s) {
	int size = 0;

	if (songLoaded) {
		// TODO: implement
		s.syncAsByte(size);
		if (s.isLoading()) {
			saveVar1 = size;
			if (saveVar1)
				s.syncBytes(saveVar2, saveVar1);
		}
	} else {
		s.syncAsByte(size);
	}
}

static void syncPreloadData(Common::Serializer &s) {
	uint8 dummyByte = 0;
	uint32 dummyLong = 0;

	for (int i = 0; i < 64; i++) {
		preloadStruct &pe = preloadData[i];

		s.syncBytes((byte *)pe.name, 15);
		s.syncAsByte(dummyByte);
		s.syncAsUint32LE(pe.size);
		s.syncAsUint32LE(pe.sourceSize);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint16LE(pe.nofree);
		s.syncAsUint16LE(pe.protect);
		s.syncAsUint16LE(pe.ovl);
	}
}

void CGEEngine::syncHeader(Common::Serializer &s) {
	debugC(1, kCGEDebugEngine, "CGEEngine::syncHeader(s)");

	int i = kDemo;

	s.syncAsUint16LE(_now);
	s.syncAsUint16LE(_oldLev);
	s.syncAsUint16LE(i);        // unused Demo string id
	for (i = 0; i < 5; i++)
		s.syncAsUint16LE(_game);
	s.syncAsSint16LE(i);		// unused VGA::Mono variable
	s.syncAsUint16LE(_music);
	s.syncBytes(_volume, 2);
	for (i = 0; i < 4; i++)
		s.syncAsUint16LE(_flag[i]);

	if (s.isLoading()) {
		// Reset scene values
		initSceneValues();
	}

	for (i = 0; i < kSceneMax; i++) {
		s.syncAsSint16LE(_heroXY[i].x);
		s.syncAsUint16LE(_heroXY[i].y);
	}
	for (i = 0; i < 1 + kSceneMax; i++) {
		s.syncAsByte(_barriers[i]._horz);
		s.syncAsByte(_barriers[i]._vert);
	}
	for (i = 0; i < kPocketNX; i++)
		s.syncAsUint16LE(_pocref[i]);

	if (s.isSaving()) {
		// Write checksum
		int checksum = kSavegameCheckSum;
		s.syncAsUint16LE(checksum);
	} else {
		// Read checksum and validate it
		uint16 checksum = 0;
		s.syncAsUint16LE(checksum);
		if (checksum != kSavegameCheckSum)
			error("%s", _text->getText(kBadSVG));
	}
}

static void syncOverlays1(Common::Serializer &s) {
	uint8 dummyByte = 0;
	uint32 dummyLong = 0;

	for (int i = 0; i < numOfLoadedOverlay; i++) {
		overlayStruct &oe = overlayTable[i];

		s.syncBytes((byte *)oe.overlayName, 13);
		s.syncAsByte(dummyByte);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint16LE(oe.alreadyLoaded);
		s.syncAsUint16LE(oe.state);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint32LE(dummyLong);
		s.syncAsUint16LE(oe.executeScripts);
	}
}

void SaveLoadManager::syncSavegameData(Common::Serializer &s, int version) {
	// The brief version 3 had the highscores embedded. They're in a separate file now, so skip
	if (version == 3 && s.isLoading())
		s.skip(100);

	s.syncBytes(&_vm->_globals->_saveData->_data[0], 2050);
	syncCharacterLocation(s, _vm->_globals->_saveData->_cloneHopkins);
	syncCharacterLocation(s, _vm->_globals->_saveData->_realHopkins);
	syncCharacterLocation(s, _vm->_globals->_saveData->_samantha);

	for (int i = 0; i < 35; ++i)
		s.syncAsSint16LE(_vm->_globals->_saveData->_inventory[i]);

	if (version > 1) {
		s.syncAsSint16LE(_vm->_globals->_saveData->_mapCarPosX);
		s.syncAsSint16LE(_vm->_globals->_saveData->_mapCarPosY);
	} else {
		_vm->_globals->_saveData->_mapCarPosX = _vm->_globals->_saveData->_mapCarPosY = 0;
	}

}

static void syncFilesDatabase(Common::Serializer &s) {
	uint8 dummyVal = 0;
	uint32 tmp;

	for (int i = 0; i < NUM_FILE_ENTRIES; i++) {
		dataFileEntry &fe = filesDatabase[i];

		s.syncAsUint16LE(fe.widthInColumn);
		s.syncAsUint16LE(fe.width);
		s.syncAsUint16LE(fe.resType);
		s.syncAsUint16LE(fe.height);

		// Remember whether this file database was open or not.
		// Upon loading, loadSavegameData uses this information
		// in order to re-open the file databases accordingly.
		tmp = (fe.subData.ptr) ? 1 : 0;
		s.syncAsUint32LE(tmp);
		if (s.isLoading()) {
			fe.subData.ptr = tmp ? (uint8 *)1 : 0;
		}

		s.syncAsSint16LE(fe.subData.index);
		s.syncBytes((byte *)fe.subData.name, 13);
		s.syncAsByte(dummyVal);

		s.syncAsSint16LE(fe.subData.transparency);

		// Treat fe.subData.ptrMask the same as fe.subData.ptr.
		tmp = (fe.subData.ptrMask) ? 1 : 0;
		s.syncAsUint32LE(tmp);
		if (s.isLoading()) {
			fe.subData.ptrMask = tmp ? (uint8 *)1 : 0;
		}

		s.syncAsUint16LE(fe.subData.resourceType);
		s.syncAsSint16LE(fe.subData.compression);
	}
}

static void syncFilesDatabase(Common::Serializer &s) {
	uint8 dummyVal = 0;
	uint32 tmp;

	for (int i = 0; i < NUM_FILE_ENTRIES; i++) {
		dataFileEntry &fe = filesDatabase[i];

		s.syncAsUint16LE(fe.widthInColumn);
		s.syncAsUint16LE(fe.width);
		s.syncAsUint16LE(fe.resType);
		s.syncAsUint16LE(fe.height);

		// TODO: Have a look at the saving/loading of this pointer
		tmp = (fe.subData.ptr) ? 1 : 0;
		s.syncAsUint32LE(tmp);
		if (s.isLoading()) {
			fe.subData.ptr = (uint8 *)tmp;
		}

		s.syncAsSint16LE(fe.subData.index);
		s.syncBytes((byte *)fe.subData.name, 13);
		s.syncAsByte(dummyVal);

		s.syncAsSint16LE(fe.subData.transparency);

		// TODO: Have a look at the saving/loading of this pointer
		tmp = (fe.subData.ptrMask) ? 1 : 0;
		s.syncAsUint32LE(tmp);
		if (s.isLoading()) {
			fe.subData.ptrMask = (uint8 *)tmp;
		}

		s.syncAsUint16LE(fe.subData.resourceType);
		s.syncAsSint16LE(fe.subData.compression);
	}
}

void AvalancheEngine::synchronize(Common::Serializer &sz) {
	_animation->synchronize(sz);
	_parser->synchronize(sz);
	_nim->synchronize(sz);
	_sequence->synchronize(sz);
	_background->synchronize(sz);

	sz.syncAsByte(_carryNum);
	for (int i = 0; i < kObjectNum; i++)
		sz.syncAsByte(_objects[i]);
	sz.syncAsSint16LE(_score);
	sz.syncAsSint32LE(_money);
	sz.syncAsByte(_room);
	if (sz.isSaving())
		_saveNum++;
	sz.syncAsByte(_saveNum);
	sz.syncBytes(_roomCount, 100);
	sz.syncAsByte(_wonNim);
	sz.syncAsByte(_wineState);
	sz.syncAsByte(_cwytalotGone);
	sz.syncAsByte(_passwordNum);
	sz.syncAsByte(_aylesIsAwake);
	sz.syncAsByte(_drawbridgeOpen);
	sz.syncAsByte(_avariciusTalk);
	sz.syncAsByte(_rottenOnion);
	sz.syncAsByte(_onionInVinegar);
	sz.syncAsByte(_givenToSpludwick);
	sz.syncAsByte(_brummieStairs);
	sz.syncAsByte(_cardiffQuestionNum);
	sz.syncAsByte(_passedCwytalotInHerts);
	sz.syncAsByte(_avvyIsAwake);
	sz.syncAsByte(_avvyInBed);
	sz.syncAsByte(_userMovesAvvy);
	sz.syncAsByte(_npcFacing);
	sz.syncAsByte(_givenBadgeToIby);
	sz.syncAsByte(_friarWillTieYouUp);
	sz.syncAsByte(_tiedUp);
	sz.syncAsByte(_boxContent);
	sz.syncAsByte(_talkedToCrapulus);
	sz.syncAsByte(_jacquesState);
	sz.syncAsByte(_bellsAreRinging);
	sz.syncAsByte(_standingOnDais);
	sz.syncAsByte(_takenPen);
	sz.syncAsByte(_arrowInTheDoor);

	if (sz.isSaving()) {
		uint16 like2drinkSize = _favoriteDrink.size();
		sz.syncAsUint16LE(like2drinkSize);
		for (uint16 i = 0; i < like2drinkSize; i++) {
			char actChr = _favoriteDrink[i];
			sz.syncAsByte(actChr);
		}

		uint16 favoriteSongSize = _favoriteSong.size();
		sz.syncAsUint16LE(favoriteSongSize);
		for (uint16 i = 0; i < favoriteSongSize; i++) {
			char actChr = _favoriteSong[i];
			sz.syncAsByte(actChr);
		}

		uint16 worst_place_on_earthSize = _worstPlaceOnEarth.size();
		sz.syncAsUint16LE(worst_place_on_earthSize);
		for (uint16 i = 0; i < worst_place_on_earthSize; i++) {
			char actChr = _worstPlaceOnEarth[i];
			sz.syncAsByte(actChr);
		}

		uint16 spare_eveningSize = _spareEvening.size();
		sz.syncAsUint16LE(spare_eveningSize);
		for (uint16 i = 0; i < spare_eveningSize; i++) {
			char actChr = _spareEvening[i];
			sz.syncAsByte(actChr);
		}
	} else {
		if (!_favoriteDrink.empty())
			_favoriteDrink.clear();
		uint16 like2drinkSize = 0;
		char actChr = ' ';
		sz.syncAsUint16LE(like2drinkSize);
		for (uint16 i = 0; i < like2drinkSize; i++) {
			sz.syncAsByte(actChr);
			_favoriteDrink += actChr;
		}

		if (!_favoriteSong.empty())
			_favoriteSong.clear();
		uint16 favoriteSongSize = 0;
		sz.syncAsUint16LE(favoriteSongSize);
		for (uint16 i = 0; i < favoriteSongSize; i++) {
			sz.syncAsByte(actChr);
			_favoriteSong += actChr;
		}

		if (!_worstPlaceOnEarth.empty())
			_worstPlaceOnEarth.clear();
		uint16 worst_place_on_earthSize = 0;
		sz.syncAsUint16LE(worst_place_on_earthSize);
		for (uint16 i = 0; i < worst_place_on_earthSize; i++) {
			sz.syncAsByte(actChr);
			_worstPlaceOnEarth += actChr;
//.........这里部分代码省略.........

void Sprite::sync(Common::Serializer &s) {
	uint16 unused = 0;

	s.syncAsUint16LE(unused);
	s.syncAsUint16LE(unused);	// _ext
	s.syncAsUint16LE(_ref);
	s.syncAsByte(_scene);

	// bitfield in-memory storage is unpredictable, so to avoid
	// any issues, pack/unpack everything manually
	uint16 flags = 0;
	if (s.isLoading()) {
		s.syncAsUint16LE(flags);
		_flags._hide = flags & 0x0001 ? true : false;
		_flags._near = flags & 0x0002 ? true : false;
		_flags._drag = flags & 0x0004 ? true : false;
		_flags._hold = flags & 0x0008 ? true : false;
		_flags._____ = flags & 0x0010 ? true : false;
		_flags._slav = flags & 0x0020 ? true : false;
		_flags._syst = flags & 0x0040 ? true : false;
		_flags._kill = flags & 0x0080 ? true : false;
		_flags._xlat = flags & 0x0100 ? true : false;
		_flags._port = flags & 0x0200 ? true : false;
		_flags._kept = flags & 0x0400 ? true : false;
		_flags._east = flags & 0x0800 ? true : false;
		_flags._shad = flags & 0x1000 ? true : false;
		_flags._back = flags & 0x2000 ? true : false;
		_flags._bDel = flags & 0x4000 ? true : false;
		_flags._tran = flags & 0x8000 ? true : false;
	} else {
		flags = (flags << 1) | _flags._tran;
		flags = (flags << 1) | _flags._bDel;
		flags = (flags << 1) | _flags._back;
		flags = (flags << 1) | _flags._shad;
		flags = (flags << 1) | _flags._east;
		flags = (flags << 1) | _flags._kept;
		flags = (flags << 1) | _flags._port;
		flags = (flags << 1) | _flags._xlat;
		flags = (flags << 1) | _flags._kill;
		flags = (flags << 1) | _flags._syst;
		flags = (flags << 1) | _flags._slav;
		flags = (flags << 1) | _flags._____;
		flags = (flags << 1) | _flags._hold;
		flags = (flags << 1) | _flags._drag;
		flags = (flags << 1) | _flags._near;
		flags = (flags << 1) | _flags._hide;
		s.syncAsUint16LE(flags);
	}

	s.syncAsUint16LE(_x);
	s.syncAsUint16LE(_y);
	s.syncAsByte(_z);
	s.syncAsUint16LE(_w);
	s.syncAsUint16LE(_h);
	s.syncAsUint16LE(_time);
	s.syncAsByte(_nearPtr);
	s.syncAsByte(_takePtr);
	s.syncAsSint16LE(_seqPtr);
	s.syncAsUint16LE(_shpCnt);
	s.syncBytes((byte *)&_file[0], 9);
	_file[8] = '\0';

	s.syncAsUint16LE(unused);	// _prev
	s.syncAsUint16LE(unused);	// _next
}