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#include "starfieldsavegame.h"
#ifdef _WIN32
#include <Windows.h>
#else
#include <QDateTime>
#include <QTimeZone>
using SYSTEMTIME = _SYSTEMTIME;
static void FileTimeToSystemTime(const FILETIME* ft, SYSTEMTIME* st)
{
const uint64_t ticks = (static_cast<uint64_t>(ft->dwHighDateTime) << 32) |
static_cast<uint64_t>(ft->dwLowDateTime);
const int64_t unixSecs = static_cast<int64_t>(ticks / 10000000ULL) - 11644473600LL;
const uint64_t remainderHns = ticks % 10000000ULL;
const QDateTime dt = QDateTime::fromSecsSinceEpoch(unixSecs, QTimeZone::UTC);
const QDate d = dt.date();
const QTime t = dt.time();
st->wYear = static_cast<uint16_t>(d.year());
st->wMonth = static_cast<uint16_t>(d.month());
st->wDayOfWeek = static_cast<uint16_t>(d.dayOfWeek() % 7);
st->wDay = static_cast<uint16_t>(d.day());
st->wHour = static_cast<uint16_t>(t.hour());
st->wMinute = static_cast<uint16_t>(t.minute());
st->wSecond = static_cast<uint16_t>(t.second());
st->wMilliseconds = static_cast<uint16_t>(remainderHns / 10000);
}
#endif
#include "gamestarfield.h"
StarfieldSaveGame::StarfieldSaveGame(QString const& fileName, GameStarfield const* game)
: GamebryoSaveGame(fileName, game, true, true)
{
FileWrapper file(getFilepath(), "BCPS");
getData(file);
FILETIME creationTime;
unsigned char saveVersion;
fetchInformationFields(file, m_SaveNumber, saveVersion, m_PCName, m_PCLevel,
m_PCLocation, creationTime);
file.closeCompressedData();
file.close();
// A file time is a 64-bit value that represents the number of 100-nanosecond
// intervals that have elapsed since 12:00 A.M. January 1, 1601 Coordinated Universal
// Time (UTC). So we need to convert that to something useful
SYSTEMTIME ctime;
::FileTimeToSystemTime(&creationTime, &ctime);
setCreationTime(ctime);
}
void StarfieldSaveGame::getData(FileWrapper& file) const
{
file.skip<uint32_t>(); // header version
file.skip<uint64_t>(); // chunk compressed size array start location
file.skip<uint64_t>(); // unknown (0?)
file.setCompressionType(1);
/*
* Parse following variables then begin decompressing data
* - 64-bit int = compressed data start location
* - 64-bit int = complete uncompressed data size
*/
file.openCompressedData();
/*
* Remaining headers before start of compressed data:
* - 32-bit float (version? appears to be 2.0)
* - 64-bit int - size of uncompressed chunks (250 KiB)
* - 64-bit int - size of byte rows? (16 bytes) used to determine start of each
* compressed chunk
* - 32-bit int - number of chunks?
* - 'ZIP ' - denotes start of chunk compressed size array
* - compressed size array - array of 32-bit ints containing the compressed size of
* each compressed chunk (see number of chunks above)
*/
}
void StarfieldSaveGame::fetchInformationFields(
FileWrapper& file, uint32_t& saveNumber, unsigned char& saveVersion,
QString& playerName, unsigned short& playerLevel, QString& playerLocation,
FILETIME& creationTime) const
{
char fileID[12]; // SFS_SAVEGAME
unsigned int headerSize;
unsigned int version;
// file.read(fileID, 12);
headerSize = file.readInt(12);
version = file.readInt();
saveVersion = file.readChar();
saveNumber = file.readInt();
file.read(playerName);
unsigned int temp;
temp = file.readInt();
playerLevel = static_cast<unsigned short>(temp);
file.read(playerLocation);
QString ignore;
file.read(ignore); // playtime as ascii hh.mm.ss
file.read(ignore); // race name (i.e. BretonRace)
unsigned short gender;
gender = file.readShort(); // Player gender (0 = male)
float experience, experienceRequired;
experience = file.readFloat();
experienceRequired = file.readFloat();
unsigned long long time = file.readLong();
creationTime.dwLowDateTime = (DWORD)time;
creationTime.dwHighDateTime = time >> 32;
}
std::unique_ptr<GamebryoSaveGame::DataFields> StarfieldSaveGame::fetchDataFields() const
{
FileWrapper file(getFilepath(), "BCPS"); // 10bytes
getData(file);
FILETIME creationTime;
unsigned char saveVersion;
{
QString dummyName, dummyLocation;
unsigned short dummyLevel;
uint32_t dummySaveNumber;
FILETIME dummyTime;
fetchInformationFields(file, dummySaveNumber, saveVersion, dummyName, dummyLevel,
dummyLocation, dummyTime);
}
int extraInfo = 0;
if (saveVersion >= 122)
extraInfo = 1;
if (saveVersion >= 140)
extraInfo = 2;
QStringList gamePlugins = m_Game->primaryPlugins() + m_Game->enabledPlugins();
QString ignore;
std::unique_ptr<DataFields> fields = std::make_unique<DataFields>();
file.readChar(12);
file.read(ignore); // game version
file.read(ignore); // game version again?
file.readInt(); // plugin info size
fields->Plugins = file.readPlugins(0, extraInfo, gamePlugins);
fields->LightPlugins = file.readLightPlugins(0, extraInfo, gamePlugins);
if (saveVersion >= 122)
fields->MediumPlugins = file.readMediumPlugins(0, extraInfo, gamePlugins);
file.closeCompressedData();
file.close();
return fields;
}
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