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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "gob/save/saveload.h"
#include "gob/save/saveconverter.h"
#include "gob/inter.h"
#include "gob/variables.h"
namespace Gob {
SaveLoad_Geisha::SaveFile SaveLoad_Geisha::_saveFiles[] = {
{"save.inf", kSaveModeSave, 0, "savegame"}
};
SaveLoad_Geisha::GameHandler::File::File(GobEngine *vm, const Common::String &base) :
SlotFileIndexed(vm, SaveLoad_Geisha::kSlotCount, base, "s") {
}
SaveLoad_Geisha::GameHandler::File::~File() {
}
int SaveLoad_Geisha::GameHandler::File::getSlot(int32 offset) const {
return 0;
}
int SaveLoad_Geisha::GameHandler::File::getSlotRemainder(int32 offset) const {
return 0;
}
SaveLoad_Geisha::GameHandler::GameHandler(GobEngine *vm, const Common::String &target) :
SaveHandler(vm), _file(vm, target) {
}
SaveLoad_Geisha::GameHandler::~GameHandler() {
}
int32 SaveLoad_Geisha::GameHandler::getSize() {
if (_file.getSlotMax() == 0)
return -1;
return SaveLoad_Geisha::kSaveFileSize;
}
bool SaveLoad_Geisha::GameHandler::load(int16 dataVar, int32 size, int32 offset) {
if ((size != 0) || (offset != 0)) {
warning("Invalid loading procedure: %d, %d, %d", dataVar, size, offset);
return false;
}
memset(_vm->_inter->_variables->getAddressOff8(dataVar), 0, SaveLoad_Geisha::kSaveFileSize);
for (uint32 slot = 0; slot < SaveLoad_Geisha::kSlotCount;
slot++, dataVar += SaveLoad_Geisha::kSlotSize) {
if (!_file.exists(slot))
continue;
Common::String slotFile = _file.build(slot);
if (slotFile.empty())
return false;
SaveReader reader(2, slot, slotFile);
if (!reader.load()) {
warning("Save slot %d contains corrupted save", slot);
continue;
}
SavePartInfo info(20, (uint32) _vm->getGameType(), 0,
_vm->getEndianness(), _vm->_inter->_variables->getSize());
SavePartVars vars(_vm, SaveLoad_Geisha::kSlotSize);
if (!reader.readPart(0, &info) || !reader.readPart(1, &vars)) {
warning("Save slot %d contains corrupted save", slot);
continue;
}
if (!vars.writeInto(dataVar, 0, SaveLoad_Geisha::kSlotSize)) {
warning("Save slot %d contains corrupted save", slot);
continue;
}
}
return true;
}
bool SaveLoad_Geisha::GameHandler::save(int16 dataVar, int32 size, int32 offset) {
if (((uint32)size != SaveLoad_Geisha::kSaveFileSize) || (offset != 0)) {
warning("Invalid saving procedure: %d, %d, %d", dataVar, size, offset);
return false;
}
for (uint32 slot = 0; slot < SaveLoad_Geisha::kSlotCount;
slot++, dataVar += SaveLoad_Geisha::kSlotSize) {
const byte *slotData = _vm->_inter->_variables->getAddressOff8(dataVar);
// Check of the slot's data is empty
bool empty = true;
for (uint32 j = 0; j < SaveLoad_Geisha::kSlotSize; j++) {
if (slotData[j] != 0) {
empty = false;
break;
}
}
// Don't save empty slots
if (empty)
continue;
Common::String slotFile = _file.build(slot);
if (slotFile.empty())
return false;
SaveWriter writer(2, slot, slotFile);
SavePartInfo info(20, (uint32) _vm->getGameType(), 0,
_vm->getEndianness(), _vm->_inter->_variables->getSize());
SavePartVars vars(_vm, SaveLoad_Geisha::kSlotSize);
info.setDesc(Common::String::format("Geisha, slot %d", slot).c_str());
if (!vars.readFrom(dataVar, 0, SaveLoad_Geisha::kSlotSize))
return false;
if (!writer.writePart(0, &info))
return false;
if (!writer.writePart(1, &vars))
return false;
}
return true;
}
SaveLoad_Geisha::SaveLoad_Geisha(GobEngine *vm, const char *targetName) :
SaveLoad(vm) {
_saveFiles[0].handler = new GameHandler(vm, targetName);
}
SaveLoad_Geisha::~SaveLoad_Geisha() {
for (int i = 0; i < ARRAYSIZE(_saveFiles); i++)
delete _saveFiles[i].handler;
}
const SaveLoad_Geisha::SaveFile *SaveLoad_Geisha::getSaveFile(const char *fileName) const {
fileName = stripPath(fileName);
for (int i = 0; i < ARRAYSIZE(_saveFiles); i++)
if (!scumm_stricmp(fileName, _saveFiles[i].sourceName))
return &_saveFiles[i];
return 0;
}
SaveLoad_Geisha::SaveFile *SaveLoad_Geisha::getSaveFile(const char *fileName) {
fileName = stripPath(fileName);
for (int i = 0; i < ARRAYSIZE(_saveFiles); i++)
if (!scumm_stricmp(fileName, _saveFiles[i].sourceName))
return &_saveFiles[i];
return 0;
}
SaveHandler *SaveLoad_Geisha::getHandler(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->handler;
return 0;
}
const char *SaveLoad_Geisha::getDescription(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->description;
return 0;
}
SaveLoad::SaveMode SaveLoad_Geisha::getSaveMode(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->mode;
return kSaveModeNone;
}
} // End of namespace Gob
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