mirror of
https://github.com/mm201/pkmn-classic-framework.git
synced 2026-03-21 17:34:29 -05:00
341 lines
14 KiB
C#
341 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using PkmnFoundations.Support;
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using System.IO;
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using PkmnFoundations.Structures;
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using PkmnFoundations.Data;
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using System.Security.Cryptography.X509Certificates;
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using System.Net.Sockets;
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using System.Diagnostics;
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using PkmnFoundations.Wfc;
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namespace PkmnFoundations.GlobalTerminalService
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{
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public class GTServer5 : GTServerBase
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{
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public GTServer5()
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: base(12401, true)
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{
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Initialize();
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}
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public GTServer5(int threads)
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: base(12401, true, threads)
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{
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Initialize();
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}
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public GTServer5(int threads, int timeout)
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: base(12401, true, threads, timeout)
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{
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Initialize();
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}
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public GTServer5(int threads, int timeout, X509Certificate2 certificate)
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: base(12401, true, threads, timeout, certificate)
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{
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Initialize();
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}
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private void Initialize()
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{
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}
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protected override byte[] ProcessRequest(byte[] data, TcpClient c)
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{
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int length = BitConverter.ToInt32(data, 0);
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AssertHelper.Equals(length, data.Length);
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RequestTypes5 requestType = (RequestTypes5)data[4];
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StringBuilder logEntry = new StringBuilder();
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logEntry.AppendFormat("Handling Generation V {0} request.\nHost: {1}", requestType, c.Client.RemoteEndPoint);
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logEntry.AppendLine();
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EventLogEntryType type = EventLogEntryType.Information;
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MemoryStream response = new MemoryStream();
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response.Write(new byte[] { 0x00, 0x00, 0x00, 0x00 }, 0, 4); // placeholder for length
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response.WriteByte((byte)requestType);
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response.WriteByte(data[5]);
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try
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{
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int pid = BitConverter.ToInt32(data, 8);
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byte version = data[0x0c];
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byte language = data[0x0d];
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logEntry.AppendFormat("pid: {0}", pid);
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logEntry.AppendLine();
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switch (requestType)
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{
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#region Musicals
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case RequestTypes5.MusicalUpload:
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{
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if (data.Length != 0x370)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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byte[] musicalData = new byte[0x230];
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Array.Copy(data, 0x140, musicalData, 0, 0x230);
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MusicalRecord5 record = new MusicalRecord5(pid, 0, musicalData);
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ulong serial = Database.Instance.MusicalUpload5(record);
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if (serial == 0)
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{
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logEntry.AppendLine("Uploaded musical already in server.");
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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logEntry.AppendFormat("Musical {0} uploaded successfully.", serial);
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logEntry.AppendLine();
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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response.Write(BitConverter.GetBytes(serial), 0, 8);
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} break;
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case RequestTypes5.MusicalSearch:
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{
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if (data.Length != 0x14c)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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// todo: validate or log some of this?
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ushort species = BitConverter.ToUInt16(data, 0x144);
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logEntry.AppendFormat("Searching for musical photos of species {0}.", species);
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logEntry.AppendLine();
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MusicalRecord5[] results = Database.Instance.MusicalSearch5(species, 5);
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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response.Write(BitConverter.GetBytes(results.Length), 0, 4);
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foreach (MusicalRecord5 result in results)
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{
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response.Write(BitConverter.GetBytes(result.PID), 0, 4);
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response.Write(BitConverter.GetBytes(result.SerialNumber), 0, 8);
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response.Write(result.Data, 0, 0x230);
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}
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logEntry.AppendFormat("Retrieved {0} musical results.", results.Length);
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logEntry.AppendLine();
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} break;
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#endregion
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#region Battle videos
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case RequestTypes5.BattleVideoUpload:
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{
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if (data.Length != 0x1ae8)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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int sigLength = BitConverter.ToInt32(data, 0x19e4);
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if (sigLength > 0x100 || sigLength < 0x00)
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{
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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byte[] battlevidData = new byte[0x18a4];
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Array.Copy(data, 0x140, battlevidData, 0, 0x18a4);
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BattleVideoRecord5 record = new BattleVideoRecord5(pid, 0, battlevidData);
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byte[] vldtSignature = new byte[sigLength];
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Array.Copy(data, 0x19e8, vldtSignature, 0, sigLength);
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// todo: validate signature.
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ulong serial = Database.Instance.BattleVideoUpload5(record);
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if (serial == 0)
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{
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logEntry.AppendLine("Uploaded battle video already in server.");
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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logEntry.AppendFormat("Battle video {0} uploaded successfully.", BattleVideoHeader4.FormatSerial(serial));
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logEntry.AppendLine();
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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response.Write(BitConverter.GetBytes(serial), 0, 8);
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} break;
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case RequestTypes5.BattleVideoSearch:
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{
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if (data.Length != 0x15c)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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// todo: validate or log some of this?
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BattleVideoRankings5 ranking = (BattleVideoRankings5)BitConverter.ToUInt32(data, 0x140);
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ushort species = BitConverter.ToUInt16(data, 0x144);
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BattleVideoMetagames5 meta = (BattleVideoMetagames5)data[0x146];
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// Byte 148 contains a magic number related to the searched metagame.
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// If 0, disable metagame search. Metagame being 00 is insufficient
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// since that value could mean Battle Subway Single.
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if (data[0x148] == 0x00) meta = BattleVideoMetagames5.SearchNone;
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byte country = data[0x14a];
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byte region = data[0x14b];
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logEntry.Append("Searching for ");
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if (ranking != BattleVideoRankings5.None)
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logEntry.AppendFormat("{0}", ranking);
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else
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{
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if (species != 0xffff)
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logEntry.AppendFormat("species {0}, ", species);
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logEntry.AppendFormat("{0}", meta);
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if (country != 0xff)
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logEntry.AppendFormat(", country {0}", country);
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if (region != 0xff)
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logEntry.AppendFormat(", region {0}", region);
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}
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logEntry.AppendLine(".");
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BattleVideoHeader5[] results = Database.Instance.BattleVideoSearch5(species, ranking, meta, country, region, 30);
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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response.Write(BitConverter.GetBytes(results.Length), 0, 4);
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foreach (BattleVideoHeader5 result in results)
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{
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response.Write(BitConverter.GetBytes(result.PID), 0, 4);
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response.Write(BitConverter.GetBytes(result.SerialNumber), 0, 8);
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response.Write(result.Data, 0, 0xc4);
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}
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logEntry.AppendFormat("Retrieved {0} battle video results.", results.Length);
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logEntry.AppendLine();
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} break;
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case RequestTypes5.BattleVideoWatch:
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{
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if (data.Length != 0x14c)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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ulong serial = BitConverter.ToUInt64(data, 0x140);
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BattleVideoRecord5 record = Database.Instance.BattleVideoGet5(serial, true);
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if (record == null)
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{
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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logEntry.AppendFormat("Requested battle video {0} was missing.", BattleVideoHeader4.FormatSerial(serial));
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logEntry.AppendLine();
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type = EventLogEntryType.FailureAudit;
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break;
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}
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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response.Write(BitConverter.GetBytes(record.PID), 0, 4);
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response.Write(BitConverter.GetBytes(record.SerialNumber), 0, 8);
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response.Write(record.Header.Data, 0, 0xc4);
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response.Write(record.Data, 0, 0x17e0);
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logEntry.AppendFormat("Retrieved battle video {0}.", BattleVideoHeader4.FormatSerial(serial));
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logEntry.AppendLine();
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} break;
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case RequestTypes5.BattleVideoSaved:
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{
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if (data.Length != 0x148)
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{
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logEntry.AppendLine("Length did not validate.");
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type = EventLogEntryType.FailureAudit;
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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ulong serial = BitConverter.ToUInt64(data, 0x140);
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if (Database.Instance.BattleVideoFlagSaved5(serial))
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{
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response.Write(new byte[] { 0x00, 0x00 }, 0, 2); // result code (0 for OK)
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logEntry.AppendFormat("Battle video {0} flagged saved.", BattleVideoHeader4.FormatSerial(serial));
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logEntry.AppendLine();
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}
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else
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{
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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logEntry.AppendFormat("Requested battle video {0} was missing.", BattleVideoHeader4.FormatSerial(serial));
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logEntry.AppendLine();
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}
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} break;
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#endregion
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default:
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logEntry.AppendLine("Unrecognized request type.");
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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break;
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}
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}
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catch (Exception ex)
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{
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logEntry.AppendFormat("Unhandled exception while handling request.\nException: {0}", ex.ToString());
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logEntry.AppendLine();
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response.Write(new byte[] { 0x02, 0x00 }, 0, 2);
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}
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response.Flush();
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byte[] responseData = response.ToArray();
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WriteLength(responseData);
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LogHelper.Write(logEntry.ToString(), type);
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return responseData;
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}
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private byte Byte6(RequestTypes5 type)
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{
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switch (type)
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{
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case RequestTypes5.MusicalUpload:
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case RequestTypes5.MusicalSearch:
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return 0x52;
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case RequestTypes5.BattleVideoUpload:
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case RequestTypes5.BattleVideoSearch:
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case RequestTypes5.BattleVideoWatch:
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case RequestTypes5.BattleVideoSaved:
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return 0x55;
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default:
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return 0x00;
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}
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}
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public override string Title
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{
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get
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{
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return "Generation V Global Terminal";
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}
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}
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}
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internal enum RequestTypes5 : byte
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{
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MusicalUpload = 0x08,
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MusicalSearch = 0x09,
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BattleVideoUpload = 0xf0,
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BattleVideoSearch = 0xf1,
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BattleVideoWatch = 0xf2,
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BattleVideoSaved = 0xf3
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}
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}
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