public static (long, long) FindSig(IReader rdr)
{
byte prev0 = 0;
byte prev1 = 0;
long ix = 0;
long start;
Data32LE length = new Data32LE();
while (true)
{
Data8 d = new Data8();
d.Read(rdr);
if (prev0 == 0x23 && d.Value == 0xA3)
{
string code = prev1.ToString("X2");
Parser.Dumper.OnInfo($"Found sig with code: {code}");
var pos = rdr.Position;
start = pos - (4 + 4 + 4 + 3); // Lenght, Filing, Type + 3 bytes from signature
rdr.GoTo(start);
length.Read(rdr);
rdr.GoTo(start);
return(start, length.Value);
}
if (prev1 == 0x50 && prev0 == 0x3B && d.Value == 0xC1)
{
Parser.Dumper.OnInfo($"Found sig for Long Message format");
var pos = rdr.Position;
start = pos - (4 + 4 + 4 + 3); // Lenght, Filing, Type + 3 bytes from signature
rdr.GoTo(start);
length.Read(rdr);
rdr.GoTo(start);
return(start, length.Value);
}
// Go on scanning
prev1 = prev0;
prev0 = d.Value;
ix++;
if (ix % 256 * 16 == 0)
{
Parser.Dumper.OnInfo("");
}
}
}
public DatPageHeader()
{
Magic = new Magic(new byte[] { 201, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
// 0, 0, 0, 0,
0, 0, 0, 0, });
Next = new Data32LE();
Unknown0 = new Data32LE();
BytesPerSlot = new Data32LE();
Fragments = new Data32LE();
EmptySlots = new Data32LE();
Unknown10Zeroes = new Chararray();
Unknown10Zeroes.Length = (4 * 10);
AllocationBitmapBytes = new ByteArray();
AllocationBitmapBytes.Length = 125;
Slot = new ByteArray();
Slot.Length = 64;
//SetupChunkFields();
AutomaticFields = new List <ChunkField>()
{
Magic,
Next,
Unknown0,
BytesPerSlot,
Fragments,
EmptySlots,
Unknown10Zeroes,
AllocationBitmapBytes,
};
}
public override void AfterAutomaticRead(IReader rdr)
{
// Repeat
Data16LE separator4 = new Data16LE();;
Data32LE properties = new Data32LE();;
// Repeat-repeat
AsciiZ name = new AsciiZ();
Data8 propType = new Data8();
Data8 data8 = new Data8();
Data16LE data16 = new Data16LE();
Data32LE data32 = new Data32LE();
AsciiZ textData = new AsciiZ();
ByteArray binData = new ByteArray();
for (int block = 0; block < propertyBlocks.Value; block++)
{
separator4.Read(rdr);
properties.Read(rdr);
for (int i = 0; i < properties.Value; i++)
{
name.Read(rdr);
var propName = name.Value;
propType.Read(rdr);
string value;
switch (propType.Value)
{
case 0x64:
case 0x65:
data8.Read(rdr);
value = data8.Value.ToString("X2");
break;
case 0x66:
case 0x67:
data16.Read(rdr);
value = data16.Value.ToString("D");
break;
case 0x68:
case 0x69:
data32.Read(rdr);
if (propName == "UIN")
{
UIN = data32.Value;
}
value = data32.Value.ToString("D");
break;
case 0x6B:
textData.Read(rdr);
value = textData.Value;
if (propName == "NickName" || propName == "MyDefinedHandle")
{
Nickname = value;
}
break;
case 0x6D:
data32.Read(rdr); // Count
data8.Read(rdr); // Type
value = "(sublist) : ";
if (data8.Value == 0x6B)
{
for (int j = 0; j < data32.Value; j++)
{
textData.Read(rdr);
value += textData.Value + ", ";
}
}
else
{
if (Parser.Debug)
{
Parser.Dumper.OnInfo($"Property type sublist, subtype 6D-{data8.Value.ToString("X2")} is Not Yet Implemented");
}
// throw new NotImplementedException($"Property type sublist, subtype 6D-{data8.Value.ToString("X2")} is Not Yet Implemented");
}
break;
case 0x6F:
data32.Read(rdr); // Length
binData.Length = data32.Value;
binData.Read(rdr);
value = "(blob)";
break;
default:
value = "";
break;
}
if (string.IsNullOrEmpty(propName))
{
if (Parser.Debug)
{
Parser.Dumper.OnInfo($"(empty propname)");
}
continue;
}
Properties.Add(propName, value);
if (Parser.Debug)
{
Parser.Dumper.OnInfo($"'{propName}' : " + propType.Value.ToString("X2") + $" Value: {value}");
}
}
}
Parser.Dumper.OnInfo($"Contact UIN: {UIN} Nick: {Nickname}");
base.AfterAutomaticRead(rdr);
}
