private void Parse_CHEAT_CHECKS(BinaryReader gr)
{
//AppendFormatLine("====== CHEAT CHECKS START ======");
//AppendLine();
List <string> strings = new List <string>();
strings.Add("");
var opcode = gr.ReadByte();
byte len;
while ((len = gr.ReadByte()) != 0)
{
var strBytes = gr.ReadBytes(len);
var str = Encoding.ASCII.GetString(strBytes);
strings.Add(str);
}
var rest = gr.BaseStream.Length - gr.BaseStream.Position;
var checks = gr.ReadBytes((int)rest);
var reader = new BinaryReader(new MemoryStream(checks), Encoding.ASCII);
while (reader.BaseStream.Position + 1 != reader.BaseStream.Length)
{
var xor = checks[checks.Length - 1];
var check = reader.ReadByte();
var checkType = (byte)(check ^ xor);
CheckType checkType2;
if (!WardenData.CheckTypes.TryGetValue(checkType, out checkType2))
{
WardenData.ShowForm(strings, checks, check);
break;
}
switch (checkType2)
{
case CheckType.TIMING_CHECK:
Parse_TIMING_CHECK(check, checkType);
break;
case CheckType.MEM_CHECK:
Parse_MEM_CHECK(strings, reader, check, checkType);
break;
case CheckType.PAGE_CHECK_A:
case CheckType.PAGE_CHECK_B:
Parse_PAGE_CHECK(reader, check, checkType);
break;
case CheckType.PROC_CHECK:
Parse_PROC_CHECK(strings, reader, check, checkType);
break;
case CheckType.MPQ_CHECK:
Parse_MPQ_CHECK(strings, reader, check, checkType);
break;
case CheckType.LUA_STR_CHECK:
Parse_LUA_STR_CHECK(strings, reader, check, checkType);
break;
case CheckType.DRIVER_CHECK:
Parse_DRIVER_CHECK(strings, reader, check, checkType);
break;
default:
AppendFormatLine("Unknown CheckType {0}", checkType2);
break;
}
}
//AppendFormatLine("====== CHEAT CHECKS END ======");
//AppendLine();
}
public override void Parse()
{
BinaryReader gr = Packet.CreateReader();
WardenData.CheckInfos.Clear();
var wardenOpcode = gr.ReadByte();
gr.BaseStream.Position = 0;
//AppendFormatLine("S->C Warden Opcode: {0:X2}", wardenOpcode);
switch (wardenOpcode)
{
case 0x00:
{
var opcode = gr.ReadByte();
var md5 = gr.ReadBytes(16); // md5
var rc4 = gr.ReadBytes(16); // rc4 key
var len = gr.ReadInt32(); // len
AppendFormatLine("MD5: 0x{0}", md5.ToHexString());
AppendFormatLine("RC4: 0x{0}", rc4.ToHexString());
AppendFormatLine("Len: {0}", len);
AppendLine();
}
break;
case 0x01:
{
var opcode = gr.ReadByte();
var len = gr.ReadInt16();
var chunk = gr.ReadBytes(len);
AppendFormatLine("Received warden module chunk, len {0}", len);
AppendLine();
}
break;
case 0x02:
Parse_CHEAT_CHECKS(gr);
break;
case 0x03:
{
while (gr.BaseStream.Position != gr.BaseStream.Length)
{
var opcode = gr.ReadByte();
var len = gr.ReadInt16();
var checkSum = gr.ReadUInt32();
var data = gr.ReadBytes(len);
AppendFormatLine("Len: {0}", len);
AppendFormatLine("Checksum: 0x{0:X8} {1}", checkSum, WardenData.ValidateCheckSum(checkSum, data));
AppendFormatLine("Data: 0x{0}", data.ToHexString());
AppendLine();
}
}
break;
case 0x05:
{
var opcode = gr.ReadByte();
var seed = gr.ReadBytes(16);
AppendFormatLine("Seed: 0x{0}", seed.ToHexString());
AppendLine();
}
break;
default:
AppendFormatLine("Unknown warden opcode {0}", wardenOpcode);
break;
}
CheckPacket(gr);
}