scummvm/engines/gob/save/saveload_v6.cpp
2011-05-12 01:16:22 +02:00

938 lines
29 KiB
C++

/* 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_v6::SaveFile SaveLoad_v6::_saveFiles[] = {
{ "cat.inf", kSaveModeSave, 0, "savegame" }, // Save file
{ "cata1.inf", kSaveModeSave, 0, "autosave" }, // Autosave file
{ "mdo.def", kSaveModeExists, 0, 0 },
{ "no_cd.txt", kSaveModeExists, 0, 0 },
{ "vide.inf", kSaveModeIgnore, 0, 0 },
{"fenetre.txt", kSaveModeIgnore, 0, 0 },
{ "music.txt", kSaveModeIgnore, 0, 0 },
{ "cata2.inf", kSaveModeSave, 0, "temp save" },
{ "cata3.inf", kSaveModeSave, 0, "temp save" },
{ "cata2.000", kSaveModeSave, 0, "extra save" }, // Slot 00
{ "cata2.001", kSaveModeSave, 0, "extra save" }, // Slot 01
{ "cata2.002", kSaveModeSave, 0, "extra save" }, // Slot 02
{ "cata2.003", kSaveModeSave, 0, "extra save" }, // Slot 03
{ "cata2.004", kSaveModeSave, 0, "extra save" }, // Slot 04
{ "cata2.005", kSaveModeSave, 0, "extra save" }, // Slot 05
{ "cata2.006", kSaveModeSave, 0, "extra save" }, // Slot 06
{ "cata2.007", kSaveModeSave, 0, "extra save" }, // Slot 07
{ "cata2.008", kSaveModeSave, 0, "extra save" }, // Slot 08
{ "cata2.009", kSaveModeSave, 0, "extra save" }, // Slot 09
{ "cata2.010", kSaveModeSave, 0, "extra save" }, // Slot 10
{ "cata2.011", kSaveModeSave, 0, "extra save" }, // Slot 11
{ "cata2.012", kSaveModeSave, 0, "extra save" }, // Slot 12
{ "cata2.013", kSaveModeSave, 0, "extra save" }, // Slot 13
{ "cata2.014", kSaveModeSave, 0, "extra save" }, // Slot 14
{ "cata2.015", kSaveModeSave, 0, "extra save" }, // Slot 15
{ "cata2.016", kSaveModeSave, 0, "extra save" }, // Slot 16
{ "cata2.017", kSaveModeSave, 0, "extra save" }, // Slot 17
{ "cata2.018", kSaveModeSave, 0, "extra save" }, // Slot 18
{ "cata2.019", kSaveModeSave, 0, "extra save" }, // Slot 19
{ "cata2.020", kSaveModeSave, 0, "extra save" }, // Slot 20
{ "cata2.021", kSaveModeSave, 0, "extra save" }, // Slot 21
{ "cata2.022", kSaveModeSave, 0, "extra save" }, // Slot 22
{ "cata2.023", kSaveModeSave, 0, "extra save" }, // Slot 23
{ "cata2.024", kSaveModeSave, 0, "extra save" }, // Slot 24
{ "cata2.025", kSaveModeSave, 0, "extra save" }, // Slot 25
{ "cata2.026", kSaveModeSave, 0, "extra save" }, // Slot 26
{ "cata2.027", kSaveModeSave, 0, "extra save" }, // Slot 27
{ "cata2.028", kSaveModeSave, 0, "extra save" }, // Slot 28
{ "cata2.029", kSaveModeSave, 0, "extra save" }, // Slot 29
{ "cata2.030", kSaveModeSave, 0, "extra save" }, // Slot 30
{ "cata2.031", kSaveModeSave, 0, "extra save" }, // Slot 31
{ "cata2.032", kSaveModeSave, 0, "extra save" }, // Slot 32
{ "cata2.033", kSaveModeSave, 0, "extra save" }, // Slot 33
{ "cata2.034", kSaveModeSave, 0, "extra save" }, // Slot 34
{ "cata2.035", kSaveModeSave, 0, "extra save" }, // Slot 35
{ "cata2.036", kSaveModeSave, 0, "extra save" }, // Slot 36
{ "cata2.037", kSaveModeSave, 0, "extra save" }, // Slot 37
{ "cata2.038", kSaveModeSave, 0, "extra save" }, // Slot 38
{ "cata2.039", kSaveModeSave, 0, "extra save" }, // Slot 39
{ "cata2.040", kSaveModeSave, 0, "extra save" }, // Slot 40
{ "cata2.041", kSaveModeSave, 0, "extra save" }, // Slot 41
{ "cata2.042", kSaveModeSave, 0, "extra save" }, // Slot 42
{ "cata2.043", kSaveModeSave, 0, "extra save" }, // Slot 43
{ "cata2.044", kSaveModeSave, 0, "extra save" }, // Slot 44
{ "cata2.045", kSaveModeSave, 0, "extra save" }, // Slot 45
{ "cata2.046", kSaveModeSave, 0, "extra save" }, // Slot 46
{ "cata2.047", kSaveModeSave, 0, "extra save" }, // Slot 47
{ "cata2.048", kSaveModeSave, 0, "extra save" }, // Slot 48
{ "cata2.049", kSaveModeSave, 0, "extra save" }, // Slot 49
{ "cata2.050", kSaveModeSave, 0, "extra save" }, // Slot 50
{ "cata2.051", kSaveModeSave, 0, "extra save" }, // Slot 51
{ "cata2.052", kSaveModeSave, 0, "extra save" }, // Slot 52
{ "cata2.053", kSaveModeSave, 0, "extra save" }, // Slot 53
{ "cata2.054", kSaveModeSave, 0, "extra save" }, // Slot 54
{ "cata2.055", kSaveModeSave, 0, "extra save" }, // Slot 55
{ "cata2.056", kSaveModeSave, 0, "extra save" }, // Slot 56
{ "cata2.057", kSaveModeSave, 0, "extra save" }, // Slot 57
{ "cata2.058", kSaveModeSave, 0, "extra save" }, // Slot 58
{ "cata2.059", kSaveModeSave, 0, "extra save" }, // Slot 59
{ "cata3.000", kSaveModeSave, 0, "extra save" }, // Slot 00
{ "cata3.001", kSaveModeSave, 0, "extra save" }, // Slot 01
{ "cata3.002", kSaveModeSave, 0, "extra save" }, // Slot 02
{ "cata3.003", kSaveModeSave, 0, "extra save" }, // Slot 03
{ "cata3.004", kSaveModeSave, 0, "extra save" }, // Slot 04
{ "cata3.005", kSaveModeSave, 0, "extra save" }, // Slot 05
{ "cata3.006", kSaveModeSave, 0, "extra save" }, // Slot 06
{ "cata3.007", kSaveModeSave, 0, "extra save" }, // Slot 07
{ "cata3.008", kSaveModeSave, 0, "extra save" }, // Slot 08
{ "cata3.009", kSaveModeSave, 0, "extra save" }, // Slot 09
{ "cata3.010", kSaveModeSave, 0, "extra save" }, // Slot 10
{ "cata3.011", kSaveModeSave, 0, "extra save" }, // Slot 11
{ "cata3.012", kSaveModeSave, 0, "extra save" }, // Slot 12
{ "cata3.013", kSaveModeSave, 0, "extra save" }, // Slot 13
{ "cata3.014", kSaveModeSave, 0, "extra save" }, // Slot 14
{ "cata3.015", kSaveModeSave, 0, "extra save" }, // Slot 15
{ "cata3.016", kSaveModeSave, 0, "extra save" }, // Slot 16
{ "cata3.017", kSaveModeSave, 0, "extra save" }, // Slot 17
{ "cata3.018", kSaveModeSave, 0, "extra save" }, // Slot 18
{ "cata3.019", kSaveModeSave, 0, "extra save" }, // Slot 19
{ "cata3.020", kSaveModeSave, 0, "extra save" }, // Slot 20
{ "cata3.021", kSaveModeSave, 0, "extra save" }, // Slot 21
{ "cata3.022", kSaveModeSave, 0, "extra save" }, // Slot 22
{ "cata3.023", kSaveModeSave, 0, "extra save" }, // Slot 23
{ "cata3.024", kSaveModeSave, 0, "extra save" }, // Slot 24
{ "cata3.025", kSaveModeSave, 0, "extra save" }, // Slot 25
{ "cata3.026", kSaveModeSave, 0, "extra save" }, // Slot 26
{ "cata3.027", kSaveModeSave, 0, "extra save" }, // Slot 27
{ "cata3.028", kSaveModeSave, 0, "extra save" }, // Slot 28
{ "cata3.029", kSaveModeSave, 0, "extra save" }, // Slot 29
{ "cata3.030", kSaveModeSave, 0, "extra save" }, // Slot 30
{ "cata3.031", kSaveModeSave, 0, "extra save" }, // Slot 31
{ "cata3.032", kSaveModeSave, 0, "extra save" }, // Slot 32
{ "cata3.033", kSaveModeSave, 0, "extra save" }, // Slot 33
{ "cata3.034", kSaveModeSave, 0, "extra save" }, // Slot 34
{ "cata3.035", kSaveModeSave, 0, "extra save" }, // Slot 35
{ "cata3.036", kSaveModeSave, 0, "extra save" }, // Slot 36
{ "cata3.037", kSaveModeSave, 0, "extra save" }, // Slot 37
{ "cata3.038", kSaveModeSave, 0, "extra save" }, // Slot 38
{ "cata3.039", kSaveModeSave, 0, "extra save" }, // Slot 39
{ "cata3.040", kSaveModeSave, 0, "extra save" }, // Slot 40
{ "cata3.041", kSaveModeSave, 0, "extra save" }, // Slot 41
{ "cata3.042", kSaveModeSave, 0, "extra save" }, // Slot 42
{ "cata3.043", kSaveModeSave, 0, "extra save" }, // Slot 43
{ "cata3.044", kSaveModeSave, 0, "extra save" }, // Slot 44
{ "cata3.045", kSaveModeSave, 0, "extra save" }, // Slot 45
{ "cata3.046", kSaveModeSave, 0, "extra save" }, // Slot 46
{ "cata3.047", kSaveModeSave, 0, "extra save" }, // Slot 47
{ "cata3.048", kSaveModeSave, 0, "extra save" }, // Slot 48
{ "cata3.049", kSaveModeSave, 0, "extra save" }, // Slot 49
{ "cata3.050", kSaveModeSave, 0, "extra save" }, // Slot 50
{ "cata3.051", kSaveModeSave, 0, "extra save" }, // Slot 51
{ "cata3.052", kSaveModeSave, 0, "extra save" }, // Slot 52
{ "cata3.053", kSaveModeSave, 0, "extra save" }, // Slot 53
{ "cata3.054", kSaveModeSave, 0, "extra save" }, // Slot 54
{ "cata3.055", kSaveModeSave, 0, "extra save" }, // Slot 55
{ "cata3.056", kSaveModeSave, 0, "extra save" }, // Slot 56
{ "cata3.057", kSaveModeSave, 0, "extra save" }, // Slot 57
{ "cata3.058", kSaveModeSave, 0, "extra save" }, // Slot 58
{ "cata3.059", kSaveModeSave, 0, "extra save" }, // Slot 59
{ "intro.0xx", kSaveModeSave, 0, "temp sprite"}, // Autosave sprite
{ "intro.000", kSaveModeSave, 0, "temp sprite"}, // Slot 00
{ "intro.001", kSaveModeSave, 0, "temp sprite"}, // Slot 01
{ "intro.002", kSaveModeSave, 0, "temp sprite"}, // Slot 02
{ "intro.003", kSaveModeSave, 0, "temp sprite"}, // Slot 03
{ "intro.004", kSaveModeSave, 0, "temp sprite"}, // Slot 04
{ "intro.005", kSaveModeSave, 0, "temp sprite"}, // Slot 05
{ "intro.006", kSaveModeSave, 0, "temp sprite"}, // Slot 06
{ "intro.007", kSaveModeSave, 0, "temp sprite"}, // Slot 07
{ "intro.008", kSaveModeSave, 0, "temp sprite"}, // Slot 08
{ "intro.009", kSaveModeSave, 0, "temp sprite"}, // Slot 09
{ "intro.010", kSaveModeSave, 0, "temp sprite"}, // Slot 10
{ "intro.011", kSaveModeSave, 0, "temp sprite"}, // Slot 11
{ "intro.012", kSaveModeSave, 0, "temp sprite"}, // Slot 12
{ "intro.013", kSaveModeSave, 0, "temp sprite"}, // Slot 13
{ "intro.014", kSaveModeSave, 0, "temp sprite"}, // Slot 14
{ "intro.015", kSaveModeSave, 0, "temp sprite"}, // Slot 15
{ "intro.016", kSaveModeSave, 0, "temp sprite"}, // Slot 16
{ "intro.017", kSaveModeSave, 0, "temp sprite"}, // Slot 17
{ "intro.018", kSaveModeSave, 0, "temp sprite"}, // Slot 18
{ "intro.019", kSaveModeSave, 0, "temp sprite"}, // Slot 19
{ "intro.020", kSaveModeSave, 0, "temp sprite"}, // Slot 20
{ "intro.021", kSaveModeSave, 0, "temp sprite"}, // Slot 21
{ "intro.022", kSaveModeSave, 0, "temp sprite"}, // Slot 22
{ "intro.023", kSaveModeSave, 0, "temp sprite"}, // Slot 23
{ "intro.024", kSaveModeSave, 0, "temp sprite"}, // Slot 24
{ "intro.025", kSaveModeSave, 0, "temp sprite"}, // Slot 25
{ "intro.026", kSaveModeSave, 0, "temp sprite"}, // Slot 26
{ "intro.027", kSaveModeSave, 0, "temp sprite"}, // Slot 27
{ "intro.028", kSaveModeSave, 0, "temp sprite"}, // Slot 28
{ "intro.029", kSaveModeSave, 0, "temp sprite"}, // Slot 29
{ "intro.030", kSaveModeSave, 0, "temp sprite"}, // Slot 30
{ "intro.031", kSaveModeSave, 0, "temp sprite"}, // Slot 31
{ "intro.032", kSaveModeSave, 0, "temp sprite"}, // Slot 32
{ "intro.033", kSaveModeSave, 0, "temp sprite"}, // Slot 33
{ "intro.034", kSaveModeSave, 0, "temp sprite"}, // Slot 34
{ "intro.035", kSaveModeSave, 0, "temp sprite"}, // Slot 35
{ "intro.036", kSaveModeSave, 0, "temp sprite"}, // Slot 36
{ "intro.037", kSaveModeSave, 0, "temp sprite"}, // Slot 37
{ "intro.038", kSaveModeSave, 0, "temp sprite"}, // Slot 38
{ "intro.039", kSaveModeSave, 0, "temp sprite"}, // Slot 39
{ "intro.040", kSaveModeSave, 0, "temp sprite"}, // Slot 40
{ "intro.041", kSaveModeSave, 0, "temp sprite"}, // Slot 41
{ "intro.042", kSaveModeSave, 0, "temp sprite"}, // Slot 42
{ "intro.043", kSaveModeSave, 0, "temp sprite"}, // Slot 43
{ "intro.044", kSaveModeSave, 0, "temp sprite"}, // Slot 44
{ "intro.045", kSaveModeSave, 0, "temp sprite"}, // Slot 45
{ "intro.046", kSaveModeSave, 0, "temp sprite"}, // Slot 46
{ "intro.047", kSaveModeSave, 0, "temp sprite"}, // Slot 47
{ "intro.048", kSaveModeSave, 0, "temp sprite"}, // Slot 48
{ "intro.049", kSaveModeSave, 0, "temp sprite"}, // Slot 49
{ "intro.050", kSaveModeSave, 0, "temp sprite"}, // Slot 50
{ "intro.051", kSaveModeSave, 0, "temp sprite"}, // Slot 51
{ "intro.052", kSaveModeSave, 0, "temp sprite"}, // Slot 52
{ "intro.053", kSaveModeSave, 0, "temp sprite"}, // Slot 53
{ "intro.054", kSaveModeSave, 0, "temp sprite"}, // Slot 54
{ "intro.055", kSaveModeSave, 0, "temp sprite"}, // Slot 55
{ "intro.056", kSaveModeSave, 0, "temp sprite"}, // Slot 56
{ "intro.057", kSaveModeSave, 0, "temp sprite"}, // Slot 57
{ "intro.058", kSaveModeSave, 0, "temp sprite"}, // Slot 58
{ "intro.059", kSaveModeSave, 0, "temp sprite"} // Slot 59
};
SaveLoad_v6::SpriteHandler::SpriteHandler(GobEngine *vm) : TempSpriteHandler(vm) {
}
SaveLoad_v6::SpriteHandler::~SpriteHandler() {
}
bool SaveLoad_v6::SpriteHandler::set(SaveReader *reader, uint32 part) {
if (!TempSpriteHandler::create(624, 272, true))
return false;
return reader->readPart(part, _sprite);
}
bool SaveLoad_v6::SpriteHandler::get(SaveWriter *writer, uint32 part) {
if (getSize() < 0)
if (!TempSpriteHandler::create(624, 272, true))
return false;
return writer->writePart(part, _sprite);
}
SaveLoad_v6::GameHandler::File::File(GobEngine *vm, const char *base) :
SlotFileIndexed(vm, SaveLoad_v6::kSlotCount, base, "s") {
}
SaveLoad_v6::GameHandler::File::~File() {
}
int SaveLoad_v6::GameHandler::File::getSlot(int32 offset) const {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return -1;
return ((offset - (kPropsSize + kIndexSize)) / varSize);
}
int SaveLoad_v6::GameHandler::File::getSlotRemainder(int32 offset) const {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return -1;
return ((offset - (kPropsSize + kIndexSize)) % varSize);
}
SaveLoad_v6::GameHandler::GameHandler(GobEngine *vm, const char *target,
SpriteHandler &spriteHandler) : SaveHandler(vm), _spriteHandler(&spriteHandler),
_reader(0), _writer(0), _hasExtra(false) {
memset(_props, 0, kPropsSize);
memset(_index, 0, kIndexSize);
_slotFile = new File(vm, target);
}
SaveLoad_v6::GameHandler::~GameHandler() {
delete _slotFile;
delete _reader;
delete _writer;
}
int32 SaveLoad_v6::GameHandler::getSize() {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return -1;
return _slotFile->tallyUpFiles(varSize, kPropsSize + kIndexSize);
}
bool SaveLoad_v6::GameHandler::load(int16 dataVar, int32 size, int32 offset) {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return false;
if (size == 0) {
// Indicator to load all variables
dataVar = 0;
size = varSize;
}
if (((uint32) offset) < kPropsSize) {
// Properties
refreshProps();
if (((uint32) (offset + size)) > kPropsSize) {
warning("Wrong index size (%d, %d)", size, offset);
return false;
}
_vm->_inter->_variables->copyFrom(dataVar, _props + offset, size);
} else if (((uint32) offset) < kPropsSize + kIndexSize) {
// Save index
if (((uint32) size) != kIndexSize) {
warning("Wrong index size (%d, %d)", size, offset);
return false;
}
buildIndex(_vm->_inter->_variables->getAddressOff8(dataVar));
} else {
// Save slot, whole variable block
uint32 slot = _slotFile->getSlot(offset);
int slotRem = _slotFile->getSlotRemainder(offset);
debugC(2, kDebugSaveLoad, "Loading from slot %d", slot);
if ((slot >= kSlotCount) || (slotRem != 0) ||
(dataVar != 0) || (((uint32) size) != varSize)) {
warning("Invalid loading procedure (%d, %d, %d, %d, %d)",
dataVar, size, offset, slot, slotRem);
return false;
}
if (!createReader(slot))
return false;
SavePartInfo info(kSlotNameLength, (uint32) _vm->getGameType(), 0,
_vm->getEndianness(), varSize);
SavePartVars vars(_vm, varSize);
if (!_reader->load())
return false;
if (!_reader->readPart(0, &info))
return false;
if (!_reader->readPart(1, &vars))
return false;
// Get all variables
if (!vars.writeInto(0, 0, varSize))
return false;
if (!_spriteHandler->set(_reader, 4))
return false;
}
return true;
}
bool SaveLoad_v6::GameHandler::save(int16 dataVar, int32 size, int32 offset) {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return false;
if (size == 0) {
// Indicator to save all variables
dataVar = 0;
size = varSize;
}
if (((uint32) offset) < kPropsSize) {
// Properties
if (((uint32) (offset + size)) > kPropsSize) {
warning("Wrong index size (%d, %d)", size, offset);
return false;
}
_vm->_inter->_variables->copyTo(dataVar, _props + offset, size);
refreshProps();
// If that screen doesn't save any extra temp saves, write a dummy
if (_writer && (size == 40) && (offset == 0)) {
if (!_hasExtra) {
SavePartMem mem(1);
SavePartVars vars(_vm, varSize);
uint8 extraSaveNumber = 0;
if (!mem.readFrom(&extraSaveNumber, 0, 1))
return false;
if (!vars.readFrom(0, 0, varSize))
return false;
if (!_writer->writePart(2, &mem))
return false;
if (!_writer->writePart(3, &vars))
return false;
}
}
} else if (((uint32) offset) < kPropsSize + kIndexSize) {
// Save index
if (((uint32) size) != kIndexSize) {
warning("Wrong index size (%d, %d)", size, offset);
return false;
}
// Just copy the index into our buffer
_vm->_inter->_variables->copyTo(dataVar, _index, kIndexSize);
} else {
// Save slot, whole variable block
_hasExtra = false;
uint32 slot = _slotFile->getSlot(offset);
int slotRem = _slotFile->getSlotRemainder(offset);
debugC(2, kDebugSaveLoad, "Saving to slot %d", slot);
if ((slot >= kSlotCount) || (slotRem != 0) ||
(dataVar != 0) || (((uint32) size) != varSize)) {
warning("Invalid saving procedure (%d, %d, %d, %d, %d)",
dataVar, size, offset, slot, slotRem);
return false;
}
if (!createWriter(slot))
return false;
SavePartInfo info(kSlotNameLength, (uint32) _vm->getGameType(), 0,
_vm->getEndianness(), varSize);
SavePartVars vars(_vm, varSize);
// Write the description
info.setDesc(_index + (slot * kSlotNameLength), kSlotNameLength);
// Write all variables
if (!vars.readFrom(0, 0, varSize))
return false;
if (!_writer->writePart(0, &info))
return false;
if (!_writer->writePart(1, &vars))
return false;
if (!_spriteHandler->get(_writer, 4))
return false;
}
return true;
}
uint8 SaveLoad_v6::GameHandler::getExtraID(int slot) {
if (!_reader || (_reader->getSlot() != (uint32)slot))
return 0;
SavePartMem mem(1);
if (!_reader->readPart(2, &mem))
return 0;
uint8 extraSaveNumber;
if (!mem.writeInto(&extraSaveNumber, 0, 1))
return 0;
return extraSaveNumber;
}
bool SaveLoad_v6::GameHandler::loadExtra(int slot, uint8 id,
int16 dataVar, int32 size, int32 offset) {
if (!_reader || (_reader->getSlot() != (uint32)slot))
return false;
SavePartMem mem(1);
if (!_reader->readPart(2, &mem))
return false;
uint8 extraSaveNumber;
if (!mem.writeInto(&extraSaveNumber, 0, 1))
return false;
if (extraSaveNumber != id)
return false;
uint32 varSize = SaveHandler::getVarSize(_vm);
SavePartVars vars(_vm, varSize);
if (!_reader->readPart(3, &vars))
return false;
if (!vars.writeInto(0, 0, varSize))
return false;
return true;
}
bool SaveLoad_v6::GameHandler::saveExtra(int slot, uint8 id,
int16 dataVar, int32 size, int32 offset) {
if (!_writer || (_writer->getSlot() != (uint32)slot))
return false;
uint32 varSize = SaveHandler::getVarSize(_vm);
SavePartMem mem(1);
SavePartVars vars(_vm, varSize);
if (!mem.readFrom(&id, 0, 1))
return false;
if (!vars.readFrom(0, 0, varSize))
return false;
if (!_writer->writePart(2, &mem))
return false;
if (!_writer->writePart(3, &vars))
return false;
_hasExtra = true;
return true;
}
void SaveLoad_v6::GameHandler::buildIndex(byte *buffer) const {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return;
SavePartInfo info(kSlotNameLength, (uint32) _vm->getGameType(),
0, _vm->getEndianness(), varSize);
_slotFile->buildIndex(buffer, info, 0, true);
}
void SaveLoad_v6::GameHandler::refreshProps() {
uint32 maxSlot = _slotFile->getSlotMax();
memset(_props + 40, 0xFF, 40); // Joker
_props[159] = 0x03; // # of joker unused
WRITE_LE_UINT32(_props + 160, maxSlot); // # of saves
}
bool SaveLoad_v6::GameHandler::createReader(int slot) {
// If slot < 0, just check if a reader exists
if (slot < 0)
return (_reader != 0);
if (!_reader || (_reader->getSlot() != ((uint32) slot))) {
Common::String slotFile = _slotFile->build(slot);
if (slotFile.empty())
return false;
delete _reader;
_reader = new SaveReader(5, slot, slotFile);
if (!_reader->load()) {
delete _reader;
_reader = 0;
return false;
}
}
return true;
}
bool SaveLoad_v6::GameHandler::createWriter(int slot) {
// If slot < 0, just check if a writer exists
if (slot < 0)
return (_writer != 0);
if (!_writer || (_writer->getSlot() != ((uint32) slot))) {
Common::String slotFile = _slotFile->build(slot);
if (slotFile.empty())
return false;
delete _writer;
_writer = new SaveWriter(5, slot, slotFile);
}
return true;
}
SaveLoad_v6::AutoHandler::File::File(GobEngine *vm, const Common::String &base) :
SlotFileStatic(vm, base, "aut") {
}
SaveLoad_v6::AutoHandler::File::~File() {
}
SaveLoad_v6::AutoHandler::AutoHandler(GobEngine *vm, const Common::String &target) :
SaveHandler(vm), _file(vm, target) {
}
SaveLoad_v6::AutoHandler::~AutoHandler() {
}
int32 SaveLoad_v6::AutoHandler::getSize() {
Common::String fileName = _file.build();
if (fileName.empty())
return -1;
SaveReader reader(1, 0, fileName);
SaveHeader header;
if (!reader.load())
return -1;
if (!reader.readPartHeader(0, &header))
return -1;
// Return the part's size
return header.getSize() + 2900;
}
bool SaveLoad_v6::AutoHandler::load(int16 dataVar, int32 size, int32 offset) {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return false;
if ((size != 0) || (offset != 2900)) {
warning("Invalid autoloading procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
Common::String fileName = _file.build();
if (fileName.empty())
return false;
SaveReader reader(1, 0, fileName);
SaveHeader header;
SavePartVars vars(_vm, varSize);
if (!reader.load())
return false;
if (!reader.readPartHeader(0, &header))
return false;
if (header.getSize() != varSize) {
warning("Autosave mismatch (%d, %d)", header.getSize(), varSize);
return false;
}
if (!reader.readPart(0, &vars))
return false;
if (!vars.writeInto(0, 0, varSize))
return false;
return true;
}
bool SaveLoad_v6::AutoHandler::save(int16 dataVar, int32 size, int32 offset) {
uint32 varSize = SaveHandler::getVarSize(_vm);
if (varSize == 0)
return false;
if ((size != 0) || (offset != 2900)) {
warning("Invalid autosaving procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
Common::String fileName = _file.build();
if (fileName.empty())
return false;
SaveWriter writer(1, 0, fileName);
SavePartVars vars(_vm, varSize);
if (!vars.readFrom(0, 0, varSize))
return false;
return writer.writePart(0, &vars);
}
SaveLoad_v6::AutoSpriteHandler::File::File(GobEngine *vm, const Common::String &base) :
SlotFileStatic(vm, base, "asp") {
}
SaveLoad_v6::AutoSpriteHandler::File::~File() {
}
SaveLoad_v6::AutoSpriteHandler::AutoSpriteHandler(GobEngine *vm,
const Common::String &target) : TempSpriteHandler(vm), _file(vm, target) {
}
SaveLoad_v6::AutoSpriteHandler::~AutoSpriteHandler() {
}
int32 SaveLoad_v6::AutoSpriteHandler::getSize() {
Common::InSaveFile *file = _file.openRead();
if (!file)
return -1;
delete file;
return 1;
}
bool SaveLoad_v6::AutoSpriteHandler::load(int16 dataVar, int32 size, int32 offset) {
if (offset != 0) {
warning("Invalid autosprite saving procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
if (!TempSpriteHandler::create(624, 272, true))
return false;
Common::String fileName = _file.build();
if (fileName.empty())
return false;
SaveReader reader(1, 0, fileName);
if (!reader.load())
return false;
if (!reader.readPart(0, _sprite))
return false;
return TempSpriteHandler::load(dataVar, size, offset);
}
bool SaveLoad_v6::AutoSpriteHandler::save(int16 dataVar, int32 size, int32 offset) {
if (!TempSpriteHandler::save(dataVar, size, offset))
return false;
if (offset != 0) {
warning("Invalid autosprite saving procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
Common::String fileName = _file.build();
if (fileName.empty())
return false;
SaveWriter writer(1, 0, fileName);
return writer.writePart(0, _sprite);
}
SaveLoad_v6::TempHandler::TempHandler(GobEngine *vm) : SaveHandler(vm),
_empty(true), _size(0), _data(0) {
}
SaveLoad_v6::TempHandler::~TempHandler() {
delete[] _data;
}
int32 SaveLoad_v6::TempHandler::getSize() {
if (_empty)
return -1;
return _size + 2900;
}
bool SaveLoad_v6::TempHandler::load(int16 dataVar, int32 size, int32 offset) {
if (_empty || (_size == 0) || !_data)
return false;
if ((size != 0) || (offset != 2900)) {
warning("Invalid temp loading procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
_vm->_inter->_variables->copyFrom(0, _data, _size);
return true;
}
bool SaveLoad_v6::TempHandler::save(int16 dataVar, int32 size, int32 offset) {
if ((size != 0) || (offset != 2900)) {
warning("Invalid temp saving procedure (%d, %d, %d)", dataVar, size, offset);
return false;
}
delete[] _data;
_size = SaveHandler::getVarSize(_vm);
_data = new byte[_size];
_vm->_inter->_variables->copyTo(0, _data, _size);
_empty = false;
return true;
}
bool SaveLoad_v6::TempHandler::deleteFile() {
delete[] _data;
_empty = true;
_size = 0;
_data = 0;
return true;
}
SaveLoad_v6::ExtraHandler::ExtraHandler(GobEngine *vm, GameHandler &game,
uint8 id, int slot) : SaveHandler(vm), _game(&game), _id(id), _slot(slot) {
}
SaveLoad_v6::ExtraHandler::~ExtraHandler() {
}
int32 SaveLoad_v6::ExtraHandler::getSize() {
if (_game->getExtraID(_slot) != _id)
return -1;
return SaveHandler::getVarSize(_vm) + 2900;
}
bool SaveLoad_v6::ExtraHandler::load(int16 dataVar, int32 size, int32 offset) {
return _game->loadExtra(_slot, _id, dataVar, size, offset);
}
bool SaveLoad_v6::ExtraHandler::save(int16 dataVar, int32 size, int32 offset) {
return _game->saveExtra(_slot, _id, dataVar, size, offset);
}
SaveLoad_v6::SaveLoad_v6(GobEngine *vm, const char *targetName) :
SaveLoad(vm) {
_spriteHandler = new SpriteHandler(vm);
_gameHandler = new GameHandler(vm, targetName, *_spriteHandler);
_autoHandler = new AutoHandler(vm, targetName);
_autoSpriteHandler = new AutoSpriteHandler(vm, targetName);
_tmpHandler[0] = new TempHandler(vm);
_tmpHandler[1] = new TempHandler(vm);
_saveFiles[0].handler = _gameHandler;
_saveFiles[1].handler = _autoHandler;
_saveFiles[7].handler = _tmpHandler[0];
_saveFiles[8].handler = _tmpHandler[1];
for (int i = 0; i < 60; i++)
_saveFiles[ 9 + i].handler =
_extraHandler[ i] = new ExtraHandler(_vm, *_gameHandler, 2, i);
for (int i = 0; i < 60; i++)
_saveFiles[69 + i].handler =
_extraHandler[60 + i] = new ExtraHandler(_vm, *_gameHandler, 3, i);
_saveFiles[129].handler = _autoSpriteHandler;
for (int i = 0; i < 60; i++)
_saveFiles[130 + i].handler = _spriteHandler;
}
SaveLoad_v6::~SaveLoad_v6() {
for (int i = 0; i < 120; i++)
delete _extraHandler[i];
delete _tmpHandler[0];
delete _tmpHandler[1];
delete _autoSpriteHandler;
delete _autoHandler;
delete _gameHandler;
delete _spriteHandler;
}
const SaveLoad_v6::SaveFile *SaveLoad_v6::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_v6::SaveFile *SaveLoad_v6::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_v6::getHandler(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->handler;
return 0;
}
const char *SaveLoad_v6::getDescription(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->description;
return 0;
}
SaveLoad::SaveMode SaveLoad_v6::getSaveMode(const char *fileName) const {
const SaveFile *saveFile = getSaveFile(fileName);
if (saveFile)
return saveFile->mode;
return kSaveModeNone;
}
} // End of namespace Gob