Esempio n. 1
0
        public void AddMessageHandlers(HalfLifeDemoParser parser)
        {
            this.parser = parser;

            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_event, MessageEvent);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_sound, MessageSound);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_serverinfo, MessageServerInfo);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_updateuserinfo, MessageUpdateUserInfo);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_deltadescription, MessageDeltaDescription);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_clientdata, MessageClientData);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_pings, MessagePings);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_spawnbaseline, MessageSpawnBaseline);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_newusermsg, MessageNewUserMsg);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_packetentities, MessagePacketEntities);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_deltapacketentities, MessageDeltaPacketEntities);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_resourcelist, MessageResourceList);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_hltv, MessageHltv);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_director, MessageDirector);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_voiceinit, MessageVoiceInit);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_timescale, MessageTimeScale);
            parser.AddUserMessageHandler("ClCorpse", MessageClCorpse);
            parser.AddUserMessageHandler("ScreenFade", MessageScreenFade);
            parser.AddUserMessageHandler("SendAudio", MessageSendAudio);
            parser.AddUserMessageHandler("TextMsg", MessageTextMsg);

            Procedure <String> removeMessage = (s) =>
            {
                Int32 startOffset   = parser.BitBuffer.CurrentByte;
                Int32 messageLength = parser.FindUserMessageLength(s);
                Int32 endOffset     = parser.BitBuffer.CurrentByte + messageLength;
                parser.Seek(startOffset - 1, SeekOrigin.Begin);
                parser.BitBuffer.RemoveBytes(endOffset - startOffset + 1);
            };

            parser.AddUserMessageHandler("CDChallenge", () =>
            {
                removeMessage("CDChallenge");
            });

            parser.AddUserMessageHandler("CDSalt", () =>
            {
                removeMessage("CDSalt");
            });
        }
Esempio n. 2
0
        public void Parse()
        {
            parser = new HalfLifeDemoParser(demo);

            // add svc message handlers
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_print, MessagePrint);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_stufftext, MessageStuffText);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_serverinfo, MessageServerInfo);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_updateuserinfo, MessageUpdateUserInfo);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_pings, MessagePings);
            parser.AddMessageHandler((Byte)HalfLifeDemoParser.MessageId.svc_event_reliable, MessageEventReliable);

            // add user message handlers
            parser.AddUserMessageHandler("SayText", MessageSayText);
            parser.AddUserMessageHandler("TextMsg", MessageTextMsg);
            parser.AddUserMessageHandler("ResetHUD", MessageResetHUD);
            parser.AddUserMessageHandler("DeathMsg", MessageDeathMsg);
            parser.AddUserMessageHandler("ScoreInfo", MessageScoreInfo);
            parser.AddUserMessageHandler("TeamInfo", MessageTeamInfo);
            parser.AddUserMessageHandler("TeamScore", MessageTeamScore);

            parser.Open();
            parser.Seek(HalfLifeDemo.HeaderSizeInBytes); // seek past header

            Int32   percentRead          = 0;
            Boolean foundPlaybackSegment = false;

            try
            {
                while (true)
                {
                    HalfLifeDemoParser.FrameHeader frameHeader = parser.ReadFrameHeader();

                    if (frameHeader.Type == 0 || frameHeader.Type == 1)
                    {
                        if (!foundPlaybackSegment && frameHeader.Type == 1)
                        {
                            foundPlaybackSegment = true;
                        }

                        HalfLifeDemoParser.GameDataFrameHeader gameDataFrameHeader = parser.ReadGameDataFrameHeader();
                        currentTimestamp = frameHeader.Timestamp;

                        // length can be 0
                        // e.g. GotFrag Demo 15111 (volcano vs 4k).zip
                        if (gameDataFrameHeader.Length > 0)
                        {
                            Byte[] frameData = parser.Reader.ReadBytes((Int32)gameDataFrameHeader.Length);

                            if (frameData.Length != gameDataFrameHeader.Length)
                            {
                                throw new ApplicationException("Gamedata frame length doesn't match header.");
                            }

                            try
                            {
                                parser.ParseGameDataMessages(frameData);
                            }
                            catch (ThreadAbortException)
                            {
                                throw;
                            }
                            catch (Exception ex)
                            {
                                throw new ApplicationException("Message parsing error.\n\n" + parser.ComputeMessageLog(), ex);
                            }
                        }
                    }
                    else if (frameHeader.Type == 5) // end of segment
                    {
                        if (foundPlaybackSegment)
                        {
                            progressWindowInterface.UpdateProgress(100);
                            break;
                        }
                    }
                    else
                    {
                        parser.SkipFrame(frameHeader.Type);
                    }

                    // calculate what percent of the file has been read
                    Int32 oldPercentRead = percentRead;

                    percentRead = (Int32)(parser.Position / (Single)parser.FileLength * 100.0f);

                    if (percentRead != oldPercentRead)
                    {
                        progressWindowInterface.UpdateProgress(percentRead);
                    }
                }
            }
            finally
            {
                parser.Close();
            }
        }