void SaveLoad::loadStream(GameId id) {
Common::InSaveFile *save = openForLoading(id);
if (save->size() < 32)
error("SaveLoad::init - Savegame seems to be corrupted (not enough data: %i bytes)", save->size());
if (!_savegame)
error("SaveLoad::loadStream: savegame stream is invalid");
// Load all savegame data
uint8* buf = new uint8[8192];
while (!save->eos() && !save->err()) {
_engine->pollEvents();
uint32 count = save->read(buf, sizeof(buf));
if (count) {
uint32 w = _savegame->write(buf, count);
assert (w == count);
}
}
if (save->err())
error("SaveLoad::init - Error reading savegame");
delete[] buf;
delete save;
// Move back to the beginning of the stream
_savegame->seek(0);
}
// Check if the game has been started in the specific savegame
bool SaveLoad::isSavegameValid(GameId id) {
if (!isSavegamePresent(id)) {
debugC(2, kLastExpressDebugSavegame, "SaveLoad::isSavegameValid - Savegame does not exist: %s", getFilename(id).c_str());
return false;
}
SavegameMainHeader header;
Common::InSaveFile *save = openForLoading(id);
bool isHeaderValid = loadMainHeader(save, &header);
delete save;
return isHeaderValid;
}
bool SaveFileManager::renameSavefile(const String &oldFilename, const String &newFilename) {
InSaveFile *inFile = 0;
OutSaveFile *outFile = 0;
uint32 size = 0;
void *buffer = 0;
bool success = false;
inFile = openForLoading(oldFilename);
if (inFile) {
size = inFile->size();
buffer = malloc(size);
assert(buffer);
outFile = openForSaving(newFilename);
if (buffer && outFile) {
inFile->read(buffer, size);
bool error = inFile->err();
delete inFile;
inFile = 0;
if (!error) {
outFile->write(buffer, size);
outFile->finalize();
if (!outFile->err()) {
success = removeSavefile(oldFilename);
}
}
}
free(buffer);
delete outFile;
delete inFile;
}
return success;
}
