public static DemoParseResult ParseDemo(string file)
{
byte num;
DemoParseResult result;
using (FileStream fileStream = new FileStream(file, FileMode.Open, FileAccess.Read))
{
using (BinaryReader binaryReader = new BinaryReader(fileStream))
{
if (Encoding.ASCII.GetString(binaryReader.ReadBytes(8)).TrimEnd(new char[1]) != "HL2DEMO")
{
throw new Exception("Not a demo");
}
DemoProtocolVersion demoProtocolVersion = (DemoProtocolVersion)binaryReader.ReadInt32();
if ((int)demoProtocolVersion == 2)
{
demoProtocolVersion = DemoProtocolVersion.HL2;
}
if (!Enum.IsDefined(typeof(DemoProtocolVersion), demoProtocolVersion))
{
throw new Exception(string.Concat("Unknown demo protocol version: 0x", demoProtocolVersion.ToString("x")));
}
int num1 = binaryReader.ReadInt32();
binaryReader.BaseStream.Seek((long)260, SeekOrigin.Current);
string str = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
string str1 = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
string str2 = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
int num2 = binaryReader.ReadInt32();
GameHandler hL2GameHandler = null;
try
{
hL2GameHandler = GameHandler.getGameHandler(str2, str1);
}
catch (Exception)
{
if (demoProtocolVersion == DemoProtocolVersion.HL2)
{
hL2GameHandler = new HL2GameHandler();
}
else if (demoProtocolVersion == DemoProtocolVersion.ORANGEBOX)
{
hL2GameHandler = new OrangeBoxGameHandler();
}
}
hL2GameHandler.FileName = file;
hL2GameHandler.Map = str1;
hL2GameHandler.GameDir = str2;
hL2GameHandler.PlayerName = str;
hL2GameHandler.SignOnLen = num2;
hL2GameHandler.NetworkProtocol = num1;
do
{
num = binaryReader.ReadByte();
if (hL2GameHandler.IsStop(num))
{
break;
}
int num3 = binaryReader.ReadInt32();
if (hL2GameHandler.DemoVersion >= DemoProtocolVersion.ORANGEBOX)
{
binaryReader.ReadByte();
}
hL2GameHandler.HandleCommand(num, num3, binaryReader);
}while (!hL2GameHandler.IsStop(num));
result = hL2GameHandler.GetResult();
}
}
return(result);
}
public static DemoParseResult ParseDemo(string file)
{
byte num;
DemoParseResult result;
using (FileStream fileStream = new FileStream(file, FileMode.Open, FileAccess.Read))
{
using (BinaryReader binaryReader = new BinaryReader(fileStream))
{
if (Encoding.ASCII.GetString(binaryReader.ReadBytes(8)).TrimEnd(new char[1]) != "HL2DEMO")
{
throw new Exception("Not a demo");
}
DemoProtocolVersion demoProtocolVersion = (DemoProtocolVersion)binaryReader.ReadInt32();
if ((int)demoProtocolVersion == 2)
{
demoProtocolVersion = DemoProtocolVersion.HL2;
}
if (!Enum.IsDefined(typeof(DemoProtocolVersion), demoProtocolVersion))
{
throw new Exception(string.Concat("Unknown demo protocol version: 0x", demoProtocolVersion.ToString("x")));
}
int num1 = binaryReader.ReadInt32();
binaryReader.BaseStream.Seek((long)260, SeekOrigin.Current);
string str = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
string str1 = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
string str2 = Encoding.ASCII.GetString(binaryReader.ReadBytes(260)).TrimEnd(new char[1]);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
binaryReader.BaseStream.Seek((long)4, SeekOrigin.Current);
int num2 = binaryReader.ReadInt32();
GameHandler hL2GameHandler = null;
try
{
hL2GameHandler = GameHandler.getGameHandler(str2, str1);
}
catch (Exception)
{
if (demoProtocolVersion == DemoProtocolVersion.HL2)
{
hL2GameHandler = new HL2GameHandler();
}
else if (demoProtocolVersion == DemoProtocolVersion.ORANGEBOX)
{
hL2GameHandler = new OrangeBoxGameHandler();
}
}
hL2GameHandler.FileName = file;
hL2GameHandler.Map = str1;
hL2GameHandler.GameDir = str2;
hL2GameHandler.PlayerName = str;
hL2GameHandler.SignOnLen = num2;
hL2GameHandler.NetworkProtocol = num1;
do
{
num = binaryReader.ReadByte();
if (hL2GameHandler.IsStop(num))
{
break;
}
int num3 = binaryReader.ReadInt32();
if (hL2GameHandler.DemoVersion >= DemoProtocolVersion.ORANGEBOX)
{
binaryReader.ReadByte();
}
hL2GameHandler.HandleCommand(num, num3, binaryReader);
}
while (!hL2GameHandler.IsStop(num));
result = hL2GameHandler.GetResult();
}
}
return result;
}