void LoadData()
{
try
{
casData = casdata.ReadObject <CASData>();
}
catch
{
casData = new CASData();
}
}
public async Task <CASData> DeserializeCAS(BinaryReader bs)
{
QScript.SymbolBufferReader qReader = new QScript.SymbolBufferReader(bs);
FileHeader header = new FileHeader();
header.Read(bs);
if (!ValidateChecksums(header, bs))
{
return(null);
}
var result = new CASData();
result.summary = (qReader.ReadBuffer());
result.summary = await ResolveChecksums(result.summary);
result.save_data = (qReader.ReadBuffer());
result.save_data = await ResolveChecksums(result.save_data);
return(result);
}
public async Task <MemoryStream> SerializeCAS(CASData saveData)
{
var qw = new SymbolBufferWriter();
using (MemoryStream ms = new MemoryStream())
{
using (BinaryWriter bw = new BinaryWriter(ms))
{
FileHeader header = new FileHeader();
header.Write(bw); //write place holder
int header_size = (int)ms.Position;
var retMs = new MemoryStream();
var summary_info = (List <SymbolEntry>)saveData.summary;
summary_info = await GenerateChecksums(summary_info);
qw.SerializeBuffer(bw, summary_info);
var summary_size = ms.Position - header_size;
var save_data = (List <SymbolEntry>)saveData.save_data;
save_data = await GenerateChecksums(save_data);
qw.SerializeBuffer(bw, save_data);
var save_size = ms.Position - summary_size - header_size;
byte[] summary_buffer = summary_buffer = ms.GetBuffer().Skip(header_size).Take((int)summary_size).ToArray();
header.summaryInfoChecksum = await checksumResolver.GenerateChecksum(summary_buffer);
header.checksum = 0;
header.dataSize = (int)(summary_size + header_size + save_size);
header.summaryInfoSize = (int)summary_size;
header.version = version;
bw.BaseStream.Seek(0, SeekOrigin.Begin);
header.Write(bw);
byte[] buff = ms.GetBuffer().Take(header.dataSize).ToArray();
header.checksum = await checksumResolver.GenerateChecksum(buff);
bw.BaseStream.Seek(0, SeekOrigin.Begin);
header.Write(bw);
buff = ms.GetBuffer();
bw.BaseStream.Seek(0, SeekOrigin.End);
var desired_size = fixedFileSize - header.dataSize;
for (int i = 0; i < desired_size; i++)
{
bw.Write((byte)'i');
}
ms.WriteTo(retMs);
return(retMs);
}
}
}
