/*public void Serialize(DataWriter writer, uint version = 0)
* {
* writer.Write(_DebugName);
* writer.Write(_SecondsPlayed);
* writer.Write(_Disc);
* writer.Write(_BaseLevelName);
* stream.Serialize(ref _BaseLevelNameDisplayOverrideAsRead, s => s.Version < 36, () => "None");
* stream.SerializeEnum(ref _Difficulty);
*
* if (version >= 43 && version <= 46)
* {
* const byte unknown = 0;
* writer.Write(unknown);
* }
*
* stream.SerializeEnum(ref _EndGameState);
* stream.Serialize(ref _TimeStamp);
* stream.Serialize(ref _Location);
* stream.Serialize(ref _Rotation);
* writer.Write(_CurrentLoadingTip);
* stream.Serialize(ref _Levels);
* stream.Serialize(ref _StreamingRecords);
* stream.Serialize(ref _KismetRecords);
* stream.Serialize(ref _Doors);
* stream.Serialize(ref _Placeables, s => s.Version < 46, () => new List<Placeable>());
* stream.Serialize(ref _Pawns);
* stream.Serialize(ref _Player);
* stream.Serialize(ref _Henchmen);
* stream.Serialize(ref _Plot);
* stream.Serialize(ref _Me1Plot);
* stream.Serialize(ref _PlayerVariables, s => s.Version < 34, () => new List<PlayerVariable>());
* stream.Serialize(ref _GalaxyMap);
* stream.Serialize(ref _DependentDLC);
* stream.Serialize(ref _Treasures, s => s.Version < 35, () => new List<LevelTreasure>());
* stream.Serialize(ref _UseModules, s => s.Version < 39, () => new List<Guid>());
* stream.SerializeEnum(ref _ConversationMode,
* s => s.Version < 49,
* () => AutoReplyModeOptions.AllDecisions);
* stream.Serialize(ref _ObjectiveMarkers, s => s.Version < 52, () => new List<ObjectiveMarker>());
* stream.Serialize(ref _SavedObjectiveText, s => s.Version < 52, () => 0);
* }*/
public static SFXSaveGameFile Read(Stream input)
{
if (input == null)
{
throw new ArgumentNullException(nameof(input));
}
var save = new SFXSaveGameFile
{
_version = input.ReadUInt32()
};
if (save._version != 29 && save._version.Swap() != 29 &&
save._version != 59 && save._version.Swap() != 59)
{
throw new FormatException("unexpected version");
}
var endian = save._version == 29 || save._version == 59
? ByteOrder.LittleEndian
: ByteOrder.BigEndian;
if (endian == ByteOrder.BigEndian)
{
save._version = save._version.Swap();
}
var reader = new FileReader(input, save._version, endian);
save.Serialize(reader);
if (save._version >= 27)
{
if (input.Position != input.Length - 4)
{
throw new FormatException("bad checksum position");
}
save._checksum = input.ReadUInt32();
}
if (input.Position != input.Length)
{
throw new FormatException("did not consume entire file");
}
save.ByteOrder = endian;
return(save);
}
public static void Write(SFXSaveGameFile save, Stream output)
{
if (save == null)
{
throw new ArgumentNullException(nameof(save));
}
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
using (var memory = new MemoryStream())
{
memory.WriteUInt32(save.Version, save._byteOrder);
var writer = new FileWriter(memory, save._version, save._byteOrder);
save.Serialize(writer);
if (save._version >= 27)
{
memory.Position = 0;
uint checksum = 0;
var buffer = new byte[1024];
while (memory.Position < memory.Length)
{
var read = memory.Read(buffer, 0, 1024);
checksum = Crc32.Compute(buffer, 0, read, checksum);
}
save._checksum = checksum;
memory.WriteUInt32(checksum, save._byteOrder);
}
memory.Position = 0;
output.WriteFromStream(memory, memory.Length);
}
/*using (var writer = new DataWriter(output, save._byteOrder))
* {
* writer.Write(save.Version);
* save.Serialize(writer);
*
* if (save._Version >= 27)
* {
* writer.Seek(0);
*
* uint checksum = 0;
* var buffer = new byte[1024];
* var baseStream = writer.BaseStream;
*
* while (writer.Position < writer.Length)
* {
* var read = baseStream.Read(buffer, 0, 1024);
* checksum = Crc32.Compute(buffer, 0, read, checksum);
* }
*
* save._Checksum = checksum;
* writer.Write(checksum);
* }
* }*/
}