mirror of
https://github.com/kwsch/PKHeX
synced 2024-11-23 20:43:07 +00:00
eb505303bb
ends with .dat only works if the real file ends with dat load the filename data after stripping off the bak filename data #1787
1161 lines
54 KiB
C#
1161 lines
54 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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namespace PKHeX.Core
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{
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/// <summary>
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/// Logic for <see cref="SaveFile"/> data loading and manipulation.
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/// </summary>
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public static class SaveUtil
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{
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public const int BEEF = 0x42454546;
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public const int SIZE_G7USUM = 0x6CC00;
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public const int SIZE_G7SM = 0x6BE00;
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public const int SIZE_G6XY = 0x65600;
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public const int SIZE_G6ORAS = 0x76000;
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public const int SIZE_G6ORASDEMO = 0x5A00;
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public const int SIZE_G5RAW = 0x80000;
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public const int SIZE_G5BW = 0x24000;
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public const int SIZE_G5B2W2 = 0x26000;
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public const int SIZE_G4BR = 0x380000;
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public const int SIZE_G4RAW = 0x80000;
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public const int SIZE_G3BOX = 0x76000;
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public const int SIZE_G3BOXGCI = 0x76040; // +64 if has GCI data
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public const int SIZE_G3COLO = 0x60000;
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public const int SIZE_G3COLOGCI = 0x60040; // +64 if has GCI data
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public const int SIZE_G3XD = 0x56000;
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public const int SIZE_G3XDGCI = 0x56040; // +64 if has GCI data
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public const int SIZE_G3RAW = 0x20000;
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public const int SIZE_G3RAWHALF = 0x10000;
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public const int SIZE_G2RAW_U = 0x8000;
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public const int SIZE_G2VC_U = 0x8010;
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public const int SIZE_G2BAT_U = 0x802C;
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public const int SIZE_G2EMU_U = 0x8030;
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public const int SIZE_G2RAW_J = 0x10000;
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public const int SIZE_G2VC_J = 0x10010;
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public const int SIZE_G2BAT_J = 0x1002C;
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public const int SIZE_G2EMU_J = 0x10030;
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public const int SIZE_G1RAW = 0x8000;
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public const int SIZE_G1BAT = 0x802C;
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private static readonly HashSet<int> SIZES_2 = new HashSet<int>
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{
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SIZE_G2RAW_U, SIZE_G2VC_U, SIZE_G2BAT_U, SIZE_G2EMU_U, SIZE_G2RAW_J, SIZE_G2BAT_J, SIZE_G2EMU_J, SIZE_G2VC_J,
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};
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private static readonly HashSet<int> SIZES = new HashSet<int>(SIZES_2)
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{
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SIZE_G7SM, SIZE_G7USUM,
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SIZE_G6XY, SIZE_G6ORAS, SIZE_G6ORASDEMO,
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SIZE_G5RAW, SIZE_G5BW, SIZE_G5B2W2,
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SIZE_G4BR, SIZE_G4RAW,
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SIZE_G3BOX, SIZE_G3BOXGCI, SIZE_G3COLO, SIZE_G3COLOGCI, SIZE_G3XD, SIZE_G3XDGCI, SIZE_G3RAW, SIZE_G3RAWHALF,
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// SIZES_2 covers gen2 sizes since there's so many
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SIZE_G1RAW, SIZE_G1BAT
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};
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private static readonly byte[] FOOTER_DSV = Encoding.ASCII.GetBytes("|-DESMUME SAVE-|");
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internal static readonly string[] HEADER_COLO = { "GC6J","GC6E","GC6P" }; // NTSC-J, NTSC-U, PAL
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internal static readonly string[] HEADER_XD = { "GXXJ","GXXE","GXXP" }; // NTSC-J, NTSC-U, PAL
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internal static readonly string[] HEADER_RSBOX = { "GPXJ","GPXE","GPXP" }; // NTSC-J, NTSC-U, PAL
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/// <summary>Determines the generation of the given save data.</summary>
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/// <param name="data">Save data of which to determine the generation</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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private static GameVersion GetSAVGeneration(byte[] data)
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{
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if (GetIsG1SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen1;
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if (GetIsG2SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen2;
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if (GetIsG3SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen3;
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if (GetIsG4SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen4;
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if (GetIsG5SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen5;
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if (GetIsG6SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen6;
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if (GetIsG7SAV(data) != GameVersion.Invalid)
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return GameVersion.Gen7;
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if (GetIsG3COLOSAV(data) != GameVersion.Invalid)
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return GameVersion.COLO;
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if (GetIsG3XDSAV(data) != GameVersion.Invalid)
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return GameVersion.XD;
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if (GetIsG3BOXSAV(data) != GameVersion.Invalid)
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return GameVersion.RSBOX;
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if (GetIsG4BRSAV(data) != GameVersion.Invalid)
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return GameVersion.BATREV;
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return GameVersion.Invalid;
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}
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/// <summary>
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/// Determines if a Gen2 Pokémon List is Invalid
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/// </summary>
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/// <param name="data">Save data</param>
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/// <param name="offset">Offset the list starts at</param>
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/// <param name="listCount">Max count of Pokémon in the list</param>
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/// <returns>True if a valid list, False otherwise</returns>
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private static bool IsG12ListValid(byte[] data, int offset, int listCount)
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{
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byte num_entries = data[offset];
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return num_entries <= listCount && data[offset + 1 + num_entries] == 0xFF;
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}
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/// <summary>Determines the type of 1st gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG1SAV(byte[] data)
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{
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if (data.Length != SIZE_G1RAW && data.Length != SIZE_G1BAT)
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return GameVersion.Invalid;
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// Check if it's not an american save or a japanese save
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if (!(GetIsG1SAVU(data) || GetIsG1SAVJ(data)))
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return GameVersion.Invalid;
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// I can't actually detect which game version, because it's not stored anywhere.
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// If you can think of anything to do here, please implement :)
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return GameVersion.RBY;
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}
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/// <summary>Determines if 1st gen save is non-japanese</summary>
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/// <param name="data">Save data of which to determine the region</param>
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/// <returns>True if a valid non-japanese save, False otherwise.</returns>
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private static bool GetIsG1SAVU(byte[] data)
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{
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return IsG12ListValid(data, 0x2F2C, 20) && IsG12ListValid(data, 0x30C0, 20);
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}
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/// <summary>Determines if 1st gen save is japanese</summary>
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/// <param name="data">Save data of which to determine the region</param>
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/// <returns>True if a valid japanese save, False otherwise.</returns>
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internal static bool GetIsG1SAVJ(byte[] data)
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{
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return IsG12ListValid(data, 0x2ED5, 30) && IsG12ListValid(data, 0x302D, 30);
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}
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/// <summary>Determines the type of 2nd gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG2SAV(byte[] data)
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{
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if (!SIZES_2.Contains(data.Length))
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return GameVersion.Invalid;
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// Check if it's not an american save or a japanese save
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GameVersion result;
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if ((result = GetIsG2SAVU(data)) != GameVersion.Invalid)
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return result;
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if ((result = GetIsG2SAVJ(data)) != GameVersion.Invalid)
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return result;
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if ((result = GetIsG2SAVK(data)) != GameVersion.Invalid)
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return result;
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return GameVersion.Invalid;
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}
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/// <summary>Determines if 2nd gen save is non-japanese</summary>
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/// <param name="data">Save data of which to determine the region</param>
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/// <returns>True if a valid international save, False otherwise.</returns>
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private static GameVersion GetIsG2SAVU(byte[] data)
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{
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if (IsG12ListValid(data, 0x288A, 20) && IsG12ListValid(data, 0x2D6C, 20))
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return GameVersion.GS;
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if (IsG12ListValid(data, 0x2865, 20) && IsG12ListValid(data, 0x2D10, 20))
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return GameVersion.C;
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return GameVersion.Invalid;
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}
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/// <summary>Determines if 2nd gen save is japanese</summary>
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/// <param name="data">Save data of which to determine the region</param>
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/// <returns>True if a valid Japanese save, False otherwise.</returns>
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internal static GameVersion GetIsG2SAVJ(byte[] data)
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{
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if (!IsG12ListValid(data, 0x2D10, 30))
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return GameVersion.Invalid;
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if (IsG12ListValid(data, 0x283E, 30))
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return GameVersion.GS;
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if (IsG12ListValid(data, 0x281A, 30))
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return GameVersion.C;
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return GameVersion.Invalid;
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}
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/// <summary>Determines if 2nd gen save is Korean</summary>
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/// <param name="data">Save data of which to determine the region</param>
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/// <returns>True if a valid Korean save, False otherwise.</returns>
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internal static GameVersion GetIsG2SAVK(byte[] data)
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{
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if (IsG12ListValid(data, 0x2DAE, 20) && IsG12ListValid(data, 0x28CC, 20))
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return GameVersion.GS;
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return GameVersion.Invalid;
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}
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/// <summary>Determines the type of 3rd gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG3SAV(byte[] data)
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{
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if (data.Length != SIZE_G3RAW && data.Length != SIZE_G3RAWHALF)
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return GameVersion.Invalid;
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// check the save file(s)
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int count = data.Length/SIZE_G3RAWHALF;
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for (int s = 0; s < count; s++)
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{
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int ofs = 0xE000*s;
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int[] BlockOrder = new int[14];
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for (int i = 0; i < 14; i++)
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BlockOrder[i] = BitConverter.ToInt16(data, i * 0x1000 + 0xFF4 + ofs);
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if (BlockOrder.Any(i => i > 0xD || i < 0))
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continue;
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// Detect RS/E/FRLG
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// Section 0 stores Game Code @ 0x00AC; 0 for RS, 1 for FRLG, else for Emerald
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int Block0 = Array.IndexOf(BlockOrder, 0);
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// Sometimes not all blocks are present (start of game), yielding multiple block0's.
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// Real 0th block comes before block1.
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if (BlockOrder[0] == 1 && Block0 != BlockOrder.Length - 1)
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continue;
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if (BlockOrder.Count(v => v == 0) == BlockOrder.Length)
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continue;
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uint GameCode = BitConverter.ToUInt32(data, Block0 * 0x1000 + 0xAC + ofs);
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switch (GameCode)
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{
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case 0: return GameVersion.RS;
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case 1: return GameVersion.FRLG;
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case uint.MaxValue: return GameVersion.Unknown; // what a hack
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default: return BitConverter.ToUInt32(data, Block0 * 0x1000 + 0x1F4 + ofs) == 0
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? GameVersion.RS
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: GameVersion.E;
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}
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}
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return GameVersion.Invalid;
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}
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/// <summary>Determines the type of 3rd gen Box RS</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG3BOXSAV(byte[] data)
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{
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if (data.Length != SIZE_G3BOX && data.Length != SIZE_G3BOXGCI)
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return GameVersion.Invalid;
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byte[] sav = data;
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// Verify first checksum
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ushort chk = 0; // initial value
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var ofs = data.Length - SIZE_G3BOX + 0x2000;
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for (int i = 0x4; i < 0x1FFC; i += 2)
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chk += BigEndian.ToUInt16(sav, ofs + i);
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ushort chkA = chk;
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ushort chkB = (ushort)(0xF004 - chkA);
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ushort CHK_A = BigEndian.ToUInt16(sav, ofs + 0);
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ushort CHK_B = BigEndian.ToUInt16(sav, ofs + 2);
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return CHK_A == chkA && CHK_B == chkB ? GameVersion.RSBOX : GameVersion.Invalid;
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}
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/// <summary>Determines the type of 3rd gen Colosseum</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG3COLOSAV(byte[] data)
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{
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if (data.Length != SIZE_G3COLO && data.Length != SIZE_G3COLOGCI)
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return GameVersion.Invalid;
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// Check the intro bytes for each save slot
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int offset = data.Length - SIZE_G3COLO;
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for (int i = 0; i < 3; i++)
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{
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var ofs = 0x6000 + offset + 0x1E000 * i;
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if (BitConverter.ToUInt32(data, ofs) != 0x00000101)
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return GameVersion.Invalid;
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}
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return GameVersion.COLO;
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}
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/// <summary>Determines the type of 3rd gen XD</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG3XDSAV(byte[] data)
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{
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if (data.Length != SIZE_G3XD && data.Length != SIZE_G3XDGCI)
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return GameVersion.Invalid;
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// Check the intro bytes for each save slot
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int offset = data.Length - SIZE_G3XD;
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for (int i = 0; i < 2; i++)
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{
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var ofs = 0x6000 + offset + 0x28000 * i;
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if ((BitConverter.ToUInt32(data, ofs) & 0xFFFE_FFFF) != 0x00000101)
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return GameVersion.Invalid;
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}
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return GameVersion.XD;
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}
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/// <summary>Determines the type of 4th gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG4SAV(byte[] data)
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{
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if (data.Length != SIZE_G4RAW)
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return GameVersion.Invalid;
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// General Block Checksum
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if (BitConverter.ToUInt16(data, 0xC0FE) == CRC16_CCITT(data, 0, 0xC0EC))
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return GameVersion.DP;
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if (BitConverter.ToUInt16(data, 0xCF2A) == CRC16_CCITT(data, 0, 0xCF18))
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return GameVersion.Pt;
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if (BitConverter.ToUInt16(data, 0xF626) == CRC16_CCITT(data, 0, 0xF618))
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return GameVersion.HGSS;
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bool validSequence(byte[] pattern, int shift = 0)
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{
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int ofs = BitConverter.ToUInt16(pattern, 0) - 0xC + shift;
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for (int i = 0; i < 10; i++)
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if (data[i + ofs] != pattern[i])
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return false;
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return true;
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}
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// General Block Checksum is invalid, check for block identifiers
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if (validSequence(BlockPattern_General_DP))
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return GameVersion.DP;
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if (validSequence(BlockPattern_General_Pt))
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return GameVersion.Pt;
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if (validSequence(BlockPattern_General_HS))
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return GameVersion.HGSS;
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// Check the other save
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if (validSequence(BlockPattern_General_DP, 0x40000))
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return GameVersion.DP;
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if (validSequence(BlockPattern_General_Pt, 0x40000))
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return GameVersion.Pt;
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if (validSequence(BlockPattern_General_HS, 0x40000))
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return GameVersion.HGSS;
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return GameVersion.Invalid;
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}
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private static readonly byte[] BlockPattern_General_DP = { 0x00, 0xC1, 0x00, 0x00, 0x23, 0x06, 0x06, 0x20, 0x00, 0x00 };
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private static readonly byte[] BlockPattern_General_Pt = { 0x2C, 0xCF, 0x00, 0x00, 0x23, 0x06, 0x06, 0x20, 0x00, 0x00 };
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private static readonly byte[] BlockPattern_General_HS = { 0x28, 0xF6, 0x00, 0x00, 0x23, 0x06, 0x06, 0x20, 0x00, 0x00 };
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/// <summary>Determines the type of 4th gen Battle Revolution</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG4BRSAV(byte[] data)
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{
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if (data.Length != SIZE_G4BR)
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return GameVersion.Invalid;
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byte[] sav = SAV4BR.DecryptPBRSaveData(data);
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return SAV4BR.IsChecksumsValid(sav) ? GameVersion.BATREV : GameVersion.Invalid;
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}
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/// <summary>Determines the type of 5th gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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internal static GameVersion GetIsG5SAV(byte[] data)
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{
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if (data.Length != SIZE_G5RAW)
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return GameVersion.Invalid;
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ushort chk1 = BitConverter.ToUInt16(data, SIZE_G5BW - 0x100 + 0x8C + 0xE);
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ushort actual1 = CRC16_CCITT(data, SIZE_G5BW - 0x100, 0x8C);
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if (chk1 == actual1)
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return GameVersion.BW;
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ushort chk2 = BitConverter.ToUInt16(data, SIZE_G5B2W2 - 0x100 + 0x94 + 0xE);
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ushort actual2 = CRC16_CCITT(data, SIZE_G5B2W2 - 0x100, 0x94);
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if (chk2 == actual2)
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return GameVersion.B2W2;
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return GameVersion.Invalid;
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}
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/// <summary>Determines the type of 6th gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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private static GameVersion GetIsG6SAV(byte[] data)
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{
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if (!new []{SIZE_G6XY, SIZE_G6ORAS, SIZE_G6ORASDEMO}.Contains(data.Length))
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return GameVersion.Invalid;
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if (BitConverter.ToUInt32(data, data.Length - 0x1F0) != BEEF)
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return GameVersion.Invalid;
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switch (data.Length)
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{
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case SIZE_G6XY:
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return GameVersion.XY;
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case SIZE_G6ORASDEMO:
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return GameVersion.ORASDEMO;
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case SIZE_G6ORAS:
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return GameVersion.ORAS;
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}
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return GameVersion.Invalid;
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}
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/// <summary>Determines the type of 7th gen save</summary>
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/// <param name="data">Save data of which to determine the type</param>
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/// <returns>Version Identifier or Invalid if type cannot be determined.</returns>
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private static GameVersion GetIsG7SAV(byte[] data)
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{
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if (data.Length != SIZE_G7SM && data.Length != SIZE_G7USUM)
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return GameVersion.Invalid;
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if (BitConverter.ToUInt32(data, data.Length - 0x1F0) != BEEF)
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return GameVersion.Invalid;
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switch (data.Length)
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{
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case SIZE_G7SM:
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return GameVersion.SM;
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case SIZE_G7USUM:
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return GameVersion.USUM;
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}
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return GameVersion.Invalid;
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}
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|
|
/// <summary>Creates an instance of a SaveFile using the given save data.</summary>
|
|
/// <param name="data">Save data from which to create a SaveFile.</param>
|
|
/// <returns>An appropriate type of save file for the given data, or null if the save data is invalid.</returns>
|
|
public static SaveFile GetVariantSAV(byte[] data)
|
|
{
|
|
// Pre-check for header/footer signatures
|
|
SaveFile sav;
|
|
byte[] header = new byte[0], footer = new byte[0];
|
|
CheckHeaderFooter(ref data, ref header, ref footer);
|
|
|
|
switch (GetSAVGeneration(data))
|
|
{
|
|
// Main Games
|
|
case GameVersion.Gen1: sav = new SAV1(data); break;
|
|
case GameVersion.Gen2: sav = new SAV2(data); break;
|
|
case GameVersion.Gen3: sav = new SAV3(data); break;
|
|
case GameVersion.Gen4: sav = new SAV4(data); break;
|
|
case GameVersion.Gen5: sav = new SAV5(data); break;
|
|
case GameVersion.Gen6: sav = new SAV6(data); break;
|
|
case GameVersion.Gen7: sav = new SAV7(data); break;
|
|
|
|
// Side Games
|
|
case GameVersion.COLO: sav = new SAV3Colosseum(data); break;
|
|
case GameVersion.XD: sav = new SAV3XD(data); break;
|
|
case GameVersion.RSBOX: sav = new SAV3RSBox(data); break;
|
|
case GameVersion.BATREV: sav = new SAV4BR(data); break;
|
|
|
|
// No pattern matched
|
|
default: return null;
|
|
}
|
|
sav.Header = header;
|
|
sav.Footer = footer;
|
|
return sav;
|
|
}
|
|
public static SaveFile GetVariantSAV(SAV3GCMemoryCard MC)
|
|
{
|
|
// Pre-check for header/footer signatures
|
|
SaveFile sav;
|
|
byte[] header = new byte[0], footer = new byte[0];
|
|
byte[] data = MC.SelectedSaveData;
|
|
CheckHeaderFooter(ref data, ref header, ref footer);
|
|
|
|
switch (MC.SelectedGameVersion)
|
|
{
|
|
// Side Games
|
|
case GameVersion.COLO: sav = new SAV3Colosseum(data, MC); break;
|
|
case GameVersion.XD: sav = new SAV3XD(data, MC); break;
|
|
case GameVersion.RSBOX: sav = new SAV3RSBox(data, MC); break;
|
|
|
|
// No pattern matched
|
|
default: return null;
|
|
}
|
|
sav.Header = header;
|
|
sav.Footer = footer;
|
|
return sav;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates an instance of a SaveFile with a blank base.
|
|
/// </summary>
|
|
/// <param name="Game">Version to create the save file for.</param>
|
|
/// <param name="OT">Trainer Name</param>
|
|
/// <returns></returns>
|
|
public static SaveFile GetBlankSAV(GameVersion Game, string OT)
|
|
{
|
|
var SAV = GetBlankSAV(Game);
|
|
if (SAV == null)
|
|
return null;
|
|
|
|
SAV.Game = (int)Game;
|
|
SAV.OT = OT;
|
|
|
|
// Secondary Properties may not be used but can be filled in as template.
|
|
SAV.TID = 12345;
|
|
SAV.SID = 54321;
|
|
SAV.Language = (int)LanguageID.English; // English
|
|
SAV.Country = 49; // USA
|
|
SAV.SubRegion = 7; // CA
|
|
SAV.ConsoleRegion = 1; // Americas
|
|
|
|
return SAV;
|
|
}
|
|
/// <summary>
|
|
/// Creates an instance of a SaveFile with a blank base.
|
|
/// </summary>
|
|
/// <param name="Game">Version to create the save file for.</param>
|
|
/// <returns></returns>
|
|
private static SaveFile GetBlankSAV(GameVersion Game)
|
|
{
|
|
switch (Game)
|
|
{
|
|
case GameVersion.RBY:
|
|
return new SAV1();
|
|
|
|
case GameVersion.GS: case GameVersion.C: case GameVersion.GSC:
|
|
return new SAV2();
|
|
|
|
case GameVersion.R: case GameVersion.S: case GameVersion.E: case GameVersion.FR: case GameVersion.LG:
|
|
return new SAV3(versionOverride: Game);
|
|
|
|
case GameVersion.COLO:
|
|
return new SAV3Colosseum();
|
|
case GameVersion.XD:
|
|
return new SAV3XD();
|
|
case GameVersion.RSBOX:
|
|
return new SAV3RSBox();
|
|
|
|
case GameVersion.D: case GameVersion.P: case GameVersion.DP:
|
|
return new SAV4(new byte[SIZE_G4RAW], GameVersion.DP);
|
|
case GameVersion.Pt:
|
|
return new SAV4(new byte[SIZE_G4RAW], GameVersion.Pt);
|
|
case GameVersion.HG: case GameVersion.SS: case GameVersion.HGSS:
|
|
return new SAV4(new byte[SIZE_G4RAW], GameVersion.HGSS);
|
|
|
|
case GameVersion.B: case GameVersion.W: case GameVersion.BW:
|
|
return new SAV5(new byte[SIZE_G5RAW], GameVersion.BW);
|
|
case GameVersion.B2: case GameVersion.W2: case GameVersion.B2W2:
|
|
return new SAV5(new byte[SIZE_G5RAW], GameVersion.B2W2);
|
|
|
|
case GameVersion.X: case GameVersion.Y: case GameVersion.XY:
|
|
return new SAV6(new byte[SIZE_G6XY]);
|
|
case GameVersion.ORASDEMO:
|
|
return new SAV6(new byte[SIZE_G6ORASDEMO]);
|
|
case GameVersion.OR: case GameVersion.AS: case GameVersion.ORAS:
|
|
return new SAV6(new byte[SIZE_G6ORAS]);
|
|
|
|
case GameVersion.SN: case GameVersion.MN: case GameVersion.SM:
|
|
return new SAV7(new byte[SIZE_G7SM]);
|
|
case GameVersion.US: case GameVersion.UM: case GameVersion.USUM:
|
|
return new SAV7(new byte[SIZE_G7USUM]);
|
|
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// Creates an instance of a SaveFile with a blank base.
|
|
/// </summary>
|
|
/// <param name="generation">Generation of the Save File.</param>
|
|
/// <param name="OT">Trainer Name</param>
|
|
/// <returns>Save File for that generation.</returns>
|
|
public static SaveFile GetBlankSAV(int generation, string OT)
|
|
{
|
|
var ver = GameUtil.GetVersion(generation);
|
|
return GetBlankSAV(ver, OT);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Retrieves the full path of the most recent file based on <see cref="FileInfo.LastWriteTime"/>.
|
|
/// </summary>
|
|
/// <param name="folderPath">Folder to look within</param>
|
|
/// <param name="deep">Search all subfolders</param>
|
|
/// <param name="result">If this function returns true, full path of all <see cref="SaveFile"/> that match criteria. If this function returns false, the error message, or null if the directory could not be found</param>
|
|
/// <returns>Boolean indicating whether or not operation was successful.</returns>
|
|
public static bool GetSavesFromFolder(string folderPath, bool deep, out IEnumerable<string> result)
|
|
{
|
|
if (!Directory.Exists(folderPath))
|
|
{
|
|
result = null;
|
|
return false;
|
|
}
|
|
try
|
|
{
|
|
var searchOption = deep ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
|
|
var files = Directory.EnumerateFiles(folderPath, "*", searchOption);
|
|
result = files.Where(f => IsSizeValid((int)new FileInfo(f).Length));
|
|
return true;
|
|
}
|
|
catch (ArgumentException)
|
|
{
|
|
result = new[] {"Error encountered when detecting saves in the following folder:" + Environment.NewLine + folderPath,
|
|
"Advise manually scanning to remove bad filenames from the folder." + Environment.NewLine + "Likely caused via Homebrew creating invalid filenames."};
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines whether the save data size is valid for autodetecting saves.
|
|
/// </summary>
|
|
/// <param name="size">Size in bytes of the save data</param>
|
|
/// <returns>A boolean indicating whether or not the save data size is valid.</returns>
|
|
private static bool IsSizeValid(int size) => SIZES.Contains(size);
|
|
|
|
// SAV Manipulation
|
|
/// <summary>Calculates the CRC16-CCITT checksum over an input byte array.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <param name="start">Starting point for checksum</param>
|
|
/// <param name="length"></param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC16_CCITT(byte[] data, int start, int length)
|
|
{
|
|
byte top = 0xFF;
|
|
byte bot = 0xFF;
|
|
int end = start + length;
|
|
for (int i = start; i < end; i++)
|
|
{
|
|
var x = data[i] ^ top;
|
|
x ^= (x >> 4);
|
|
top = (byte) (bot ^ (x >> 3) ^ (x << 4));
|
|
bot = (byte) (x ^ (x << 5));
|
|
}
|
|
return (ushort)(top << 8 | bot);
|
|
}
|
|
|
|
/// <summary>Calculates the CRC16-CCITT checksum over an input byte array.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC16_CCITT(byte[] data) => CRC16_CCITT(data, 0, data.Length);
|
|
|
|
private static readonly ushort[] crc16 =
|
|
{
|
|
0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
|
|
0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
|
|
0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40,
|
|
0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
|
|
0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40,
|
|
0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
|
|
0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641,
|
|
0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
|
|
0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240,
|
|
0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
|
|
0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41,
|
|
0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
|
|
0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41,
|
|
0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
|
|
0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640,
|
|
0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
|
|
0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240,
|
|
0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
|
|
0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41,
|
|
0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
|
|
0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41,
|
|
0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
|
|
0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640,
|
|
0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
|
|
0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241,
|
|
0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
|
|
0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40,
|
|
0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
|
|
0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40,
|
|
0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
|
|
0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641,
|
|
0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040
|
|
};
|
|
|
|
/// <summary>Calculates the 16bit checksum over an input byte array. Used in Gen7 save files.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <param name="start">Offset to start checksum at</param>
|
|
/// <param name="length">Length of array to checksum</param>
|
|
/// <param name="initial">Initial value for checksum</param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC16(byte[] data, int start, int length, ushort initial = 0)
|
|
{
|
|
ushort chk = (ushort)~initial;
|
|
for (var i = start; i < start + length; i++)
|
|
chk = (ushort) (crc16[(data[i] ^ chk) & 0xFF] ^ chk >> 8);
|
|
return (ushort)~chk;
|
|
}
|
|
/// <summary>Calculates the 16bit checksum over an input byte array. Used in Gen7 save files.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <param name="initial">Initial value for checksum</param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC16(byte[] data, ushort initial = 0) => CRC16(data, 0, data.Length, initial);
|
|
public static byte[] Resign7(byte[] sav7)
|
|
{
|
|
return MemeCrypto.Resign7(sav7);
|
|
}
|
|
/// <summary>Calculates the 32bit checksum over an input byte array. Used in GBA save files.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <param name="start">Offset to start checksum at</param>
|
|
/// <param name="length">Length of array to checksum</param>
|
|
/// <param name="initial">Initial value for checksum</param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC32(byte[] data, int start, int length, uint initial = 0)
|
|
{
|
|
uint val = initial;
|
|
for (int i = start; i < start + length; i += 4)
|
|
val += BitConverter.ToUInt32(data, i);
|
|
return (ushort)(val + (val >> 16));
|
|
}
|
|
/// <summary>Calculates the 32bit checksum over an input byte array. Used in GBA save files.</summary>
|
|
/// <param name="data">Input byte array</param>
|
|
/// <param name="initial">Initial value for checksum</param>
|
|
/// <returns>Checksum</returns>
|
|
public static ushort CRC32(byte[] data, uint initial = 0) => CRC32(data, 0, data.Length, initial);
|
|
private static void CheckHeaderFooter(ref byte[] input, ref byte[] header, ref byte[] footer)
|
|
{
|
|
if (input.Length > SIZE_G4RAW) // DeSmuME Gen4/5 DSV
|
|
{
|
|
if (!FOOTER_DSV.SequenceEqual(input.Skip(input.Length - FOOTER_DSV.Length)))
|
|
return;
|
|
footer = input.Skip(SIZE_G4RAW).ToArray();
|
|
input = input.Take(SIZE_G4RAW).ToArray();
|
|
}
|
|
else if (input.Length == SIZE_G3BOXGCI)
|
|
{
|
|
if (!IsGameMatchHeader(HEADER_RSBOX, input))
|
|
return; // not gci
|
|
header = input.Take(SIZE_G3BOXGCI - SIZE_G3BOX).ToArray();
|
|
input = input.Skip(header.Length).ToArray();
|
|
}
|
|
else if (input.Length == SIZE_G3COLOGCI)
|
|
{
|
|
if (!IsGameMatchHeader(HEADER_COLO, input))
|
|
return; // not gci
|
|
header = input.Take(SIZE_G3COLOGCI - SIZE_G3COLO).ToArray();
|
|
input = input.Skip(header.Length).ToArray();
|
|
}
|
|
else if (input.Length == SIZE_G3XDGCI)
|
|
{
|
|
if (!IsGameMatchHeader(HEADER_XD, input))
|
|
return; // not gci
|
|
header = input.Take(SIZE_G3XDGCI - SIZE_G3XD).ToArray();
|
|
input = input.Skip(header.Length).ToArray();
|
|
}
|
|
bool IsGameMatchHeader(IEnumerable<string> headers, byte[] data) => headers.Contains(Encoding.ASCII.GetString(data, 0, 4));
|
|
}
|
|
|
|
private static readonly ushort[] formtable_SM = // u16 species, u16 formcount
|
|
{
|
|
0x0003, 0x0002, 0x0006, 0x0003, 0x0009, 0x0002, 0x000F, 0x0002,
|
|
0x0012, 0x0002, 0x0013, 0x0002, 0x0014, 0x0003, 0x0019, 0x0007,
|
|
0x001A, 0x0002, 0x001B, 0x0002, 0x001C, 0x0002, 0x0025, 0x0002,
|
|
0x0026, 0x0002, 0x0032, 0x0002, 0x0033, 0x0002, 0x0034, 0x0002,
|
|
0x0035, 0x0002, 0x0041, 0x0002, 0x004A, 0x0002, 0x004B, 0x0002,
|
|
0x004C, 0x0002, 0x0050, 0x0002, 0x0058, 0x0002, 0x0059, 0x0002,
|
|
0x005E, 0x0002, 0x0067, 0x0002, 0x0069, 0x0002, 0x0073, 0x0002,
|
|
0x007F, 0x0002, 0x0082, 0x0002, 0x008E, 0x0002, 0x0096, 0x0003,
|
|
0x00B5, 0x0002, 0x00C9, 0x001C, 0x00D0, 0x0002, 0x00D4, 0x0002,
|
|
0x00D6, 0x0002, 0x00E5, 0x0002, 0x00F8, 0x0002, 0x00FE, 0x0002,
|
|
0x0101, 0x0002, 0x0104, 0x0002, 0x011A, 0x0002, 0x012E, 0x0002,
|
|
0x012F, 0x0002, 0x0132, 0x0002, 0x0134, 0x0002, 0x0136, 0x0002,
|
|
0x013F, 0x0002, 0x0143, 0x0002, 0x014E, 0x0002, 0x015F, 0x0004,
|
|
0x0162, 0x0002, 0x0167, 0x0002, 0x016A, 0x0002, 0x0175, 0x0002,
|
|
0x0178, 0x0002, 0x017C, 0x0002, 0x017D, 0x0002, 0x017E, 0x0002,
|
|
0x017F, 0x0002, 0x0180, 0x0002, 0x0182, 0x0004, 0x019C, 0x0003,
|
|
0x019D, 0x0003, 0x01A5, 0x0002, 0x01A6, 0x0002, 0x01A7, 0x0002,
|
|
0x01AC, 0x0002, 0x01BD, 0x0002, 0x01C0, 0x0002, 0x01CC, 0x0002,
|
|
0x01DB, 0x0002, 0x01DF, 0x0006, 0x01E7, 0x0002, 0x01EC, 0x0002,
|
|
0x01ED, 0x0012, 0x0213, 0x0002, 0x0226, 0x0002, 0x022B, 0x0002,
|
|
0x0249, 0x0004, 0x024A, 0x0004, 0x0281, 0x0002, 0x0282, 0x0002,
|
|
0x0285, 0x0002, 0x0286, 0x0003, 0x0287, 0x0002, 0x0288, 0x0002,
|
|
0x0289, 0x0005, 0x0292, 0x0003, 0x029A, 0x0014, 0x029D, 0x0005,
|
|
0x029E, 0x0006, 0x029F, 0x0005, 0x02A4, 0x000A, 0x02A6, 0x0002,
|
|
0x02A9, 0x0002, 0x02C6, 0x0004, 0x02C7, 0x0004, 0x02CC, 0x0002,
|
|
0x02CE, 0x0005, 0x02CF, 0x0002, 0x02D0, 0x0002, 0x02DF, 0x0002,
|
|
0x02E2, 0x0002, 0x02E5, 0x0004, 0x02E9, 0x0002, 0x02EA, 0x0002,
|
|
0x02F2, 0x0002, 0x02F6, 0x0002, 0x0305, 0x0012, 0x0306, 0x000E,
|
|
0x030A, 0x0004, 0x0310, 0x0002, 0x0321, 0x0002,
|
|
};
|
|
private static readonly ushort[] formtable_USUM = // u16 species, u16 formcount
|
|
{
|
|
0x0003, 0x0002, 0x0006, 0x0003, 0x0009, 0x0002, 0x000F, 0x0002,
|
|
0x0012, 0x0002, 0x0013, 0x0002, 0x0014, 0x0003, 0x0019, 0x0008,
|
|
0x001A, 0x0002, 0x001B, 0x0002, 0x001C, 0x0002, 0x0025, 0x0002,
|
|
0x0026, 0x0002, 0x0032, 0x0002, 0x0033, 0x0002, 0x0034, 0x0002,
|
|
0x0035, 0x0002, 0x0041, 0x0002, 0x004A, 0x0002, 0x004B, 0x0002,
|
|
0x004C, 0x0002, 0x0050, 0x0002, 0x0058, 0x0002, 0x0059, 0x0002,
|
|
0x005E, 0x0002, 0x0067, 0x0002, 0x0069, 0x0003, 0x0073, 0x0002,
|
|
0x007F, 0x0002, 0x0082, 0x0002, 0x008E, 0x0002, 0x0096, 0x0003,
|
|
0x00B5, 0x0002, 0x00C9, 0x001C, 0x00D0, 0x0002, 0x00D4, 0x0002,
|
|
0x00D6, 0x0002, 0x00E5, 0x0002, 0x00F8, 0x0002, 0x00FE, 0x0002,
|
|
0x0101, 0x0002, 0x0104, 0x0002, 0x011A, 0x0002, 0x012E, 0x0002,
|
|
0x012F, 0x0002, 0x0132, 0x0002, 0x0134, 0x0002, 0x0136, 0x0002,
|
|
0x013F, 0x0002, 0x0143, 0x0002, 0x014E, 0x0002, 0x015F, 0x0004,
|
|
0x0162, 0x0002, 0x0167, 0x0002, 0x016A, 0x0002, 0x0175, 0x0002,
|
|
0x0178, 0x0002, 0x017C, 0x0002, 0x017D, 0x0002, 0x017E, 0x0002,
|
|
0x017F, 0x0002, 0x0180, 0x0002, 0x0182, 0x0004, 0x019C, 0x0003,
|
|
0x019D, 0x0003, 0x019E, 0x0003, 0x01A5, 0x0002, 0x01A6, 0x0002,
|
|
0x01A7, 0x0002, 0x01AC, 0x0002, 0x01BD, 0x0002, 0x01C0, 0x0002,
|
|
0x01CC, 0x0002, 0x01DB, 0x0002, 0x01DF, 0x0006, 0x01E7, 0x0002,
|
|
0x01EC, 0x0002, 0x01ED, 0x0012, 0x0213, 0x0002, 0x0226, 0x0002,
|
|
0x022B, 0x0002, 0x0249, 0x0004, 0x024A, 0x0004, 0x0281, 0x0002,
|
|
0x0282, 0x0002, 0x0285, 0x0002, 0x0286, 0x0003, 0x0287, 0x0002,
|
|
0x0288, 0x0002, 0x0289, 0x0005, 0x0292, 0x0003, 0x0298, 0x0014,
|
|
0x0299, 0x0014, 0x029A, 0x0014, 0x029D, 0x0005, 0x029E, 0x0006,
|
|
0x029F, 0x0005, 0x02A4, 0x000A, 0x02A6, 0x0002, 0x02A9, 0x0002,
|
|
0x02C6, 0x0004, 0x02C7, 0x0004, 0x02CC, 0x0002, 0x02CE, 0x0005,
|
|
0x02CF, 0x0002, 0x02D0, 0x0002, 0x02DF, 0x0002, 0x02E2, 0x0002,
|
|
0x02E5, 0x0004, 0x02E7, 0x0002, 0x02E8, 0x0002, 0x02E9, 0x0003,
|
|
0x02EA, 0x0002, 0x02F0, 0x0002, 0x02F2, 0x0002, 0x02F6, 0x0002,
|
|
0x0305, 0x0012, 0x0306, 0x000E, 0x0309, 0x0002, 0x030A, 0x0004,
|
|
0x0310, 0x0002, 0x0320, 0x0004, 0x0321, 0x0002
|
|
};
|
|
private static int GetDexFormBitIndex(int species, int formct, int start, IReadOnlyList<ushort> formtable)
|
|
{
|
|
int formindex = start;
|
|
int f = 0;
|
|
for (int i = 0; i < formtable.Count; i += 2)
|
|
{
|
|
int s = formtable[i];
|
|
f = formtable[i + 1];
|
|
if (s == species)
|
|
break;
|
|
|
|
formindex += f - 1;
|
|
}
|
|
if (f > formct)
|
|
return -1;
|
|
return formindex;
|
|
}
|
|
private static int GetDexFormCount(int species, IReadOnlyList<ushort> formtable)
|
|
{
|
|
for (int i = 0; i < formtable.Count; i += 2)
|
|
if (formtable[i] == species)
|
|
return formtable[i + 1];
|
|
return 0;
|
|
}
|
|
public static int GetDexFormIndexBW(int species, int formct)
|
|
{
|
|
if (formct < 1 || species < 0)
|
|
return -1; // invalid
|
|
switch (species)
|
|
{
|
|
case 201: return 000; // 28 Unown
|
|
case 386: return 028; // 4 Deoxys
|
|
case 492: return 032; // 2 Shaymin
|
|
case 487: return 034; // 2 Giratina
|
|
case 479: return 036; // 6 Rotom
|
|
case 422: return 042; // 2 Shellos
|
|
case 423: return 044; // 2 Gastrodon
|
|
case 412: return 046; // 3 Burmy
|
|
case 413: return 049; // 3 Wormadam
|
|
case 351: return 052; // 4 Castform
|
|
case 421: return 056; // 2 Cherrim
|
|
case 585: return 058; // 4 Deerling
|
|
case 586: return 062; // 4 Sawsbuck
|
|
case 648: return 066; // 2 Meloetta
|
|
case 555: return 068; // 2 Darmanitan
|
|
case 550: return 070; // 2 Basculin
|
|
default: return -1;
|
|
}
|
|
}
|
|
public static int GetDexFormIndexB2W2(int species, int formct)
|
|
{
|
|
if (formct < 1 || species < 0)
|
|
return -1; // invalid
|
|
switch (species)
|
|
{
|
|
case 646: return 072; // 3 Kyurem
|
|
case 647: return 075; // 2 Keldeo
|
|
case 642: return 077; // 2 Thundurus
|
|
case 641: return 079; // 2 Tornadus
|
|
case 645: return 081; // 2 Landorus
|
|
default: return GetDexFormIndexBW(species, formct);
|
|
}
|
|
}
|
|
public static int GetDexFormIndexXY(int species, int formct)
|
|
{
|
|
if (formct < 1 || species < 0)
|
|
return -1; // invalid
|
|
switch (species)
|
|
{
|
|
case 666: return 083; // 20 Vivillion
|
|
case 669: return 103; // 5 Flabébé
|
|
case 670: return 108; // 6 Floette
|
|
case 671: return 114; // 5 Florges
|
|
case 710: return 119; // 4 Pumpkaboo
|
|
case 711: return 123; // 4 Gourgeist
|
|
case 681: return 127; // 2 Aegislash
|
|
case 716: return 129; // 2 Xerneas
|
|
case 003: return 131; // 2 Venusaur
|
|
case 006: return 133; // 3 Charizard
|
|
case 009: return 136; // 2 Blastoise
|
|
case 065: return 138; // 2 Alakazam
|
|
case 094: return 140; // 2 Gengar
|
|
case 115: return 142; // 2 Kangaskhan
|
|
case 127: return 144; // 2 Pinsir
|
|
case 130: return 146; // 2 Gyarados
|
|
case 142: return 148; // 2 Aerodactyl
|
|
case 150: return 150; // 3 Mewtwo
|
|
case 181: return 153; // 2 Ampharos
|
|
case 212: return 155; // 2 Scizor
|
|
case 214: return 157; // 2 Heracros
|
|
case 229: return 159; // 2 Houndoom
|
|
case 248: return 161; // 2 Tyranitar
|
|
case 257: return 163; // 2 Blaziken
|
|
case 282: return 165; // 2 Gardevoir
|
|
case 303: return 167; // 2 Mawile
|
|
case 306: return 169; // 2 Aggron
|
|
case 308: return 171; // 2 Medicham
|
|
case 310: return 173; // 2 Manetric
|
|
case 354: return 175; // 2 Banette
|
|
case 359: return 177; // 2 Absol
|
|
case 380: return 179; // 2 Latias
|
|
case 381: return 181; // 2 Latios
|
|
case 445: return 183; // 2 Garchomp
|
|
case 448: return 185; // 2 Lucario
|
|
case 460: return 187; // 2 Abomasnow
|
|
default: return GetDexFormIndexB2W2(species, formct);
|
|
}
|
|
}
|
|
public static int GetDexFormIndexORAS(int species, int formct)
|
|
{
|
|
if (formct < 1 || species < 0)
|
|
return -1; // invalid
|
|
switch (species)
|
|
{
|
|
case 025: return 189; // 7 Pikachu
|
|
case 720: return 196; // 2 Hoopa
|
|
case 015: return 198; // 2 Beedrill
|
|
case 018: return 200; // 2 Pidgeot
|
|
case 080: return 202; // 2 Slowbro
|
|
case 208: return 204; // 2 Steelix
|
|
case 254: return 206; // 2 Sceptile
|
|
case 360: return 208; // 2 Swampert
|
|
case 302: return 210; // 2 Sableye
|
|
case 319: return 212; // 2 Sharpedo
|
|
case 323: return 214; // 2 Camerupt
|
|
case 334: return 216; // 2 Altaria
|
|
case 362: return 218; // 2 Glalie
|
|
case 373: return 220; // 2 Salamence
|
|
case 376: return 222; // 2 Metagross
|
|
case 384: return 224; // 2 Rayquaza
|
|
case 428: return 226; // 2 Lopunny
|
|
case 475: return 228; // 2 Gallade
|
|
case 531: return 230; // 2 Audino
|
|
case 719: return 232; // 2 Diancie
|
|
case 382: return 234; // 2 Kyogre
|
|
case 383: return 236; // 2 Groudon
|
|
case 493: return 238; // 18 Arceus
|
|
case 649: return 256; // 5 Genesect
|
|
case 676: return 261; // 10 Furfrou
|
|
default: return GetDexFormIndexXY(species, formct);
|
|
}
|
|
}
|
|
public static int GetDexFormIndexSM(int species, int formct, int start) => GetDexFormBitIndex(species, formct, start, formtable_SM);
|
|
public static int GetDexFormIndexUSUM(int species, int formct, int start) => GetDexFormBitIndex(species, formct, start, formtable_USUM);
|
|
public static int GetDexFormCountSM(int species) => GetDexFormCount(species, formtable_SM);
|
|
public static int GetDexFormCountUSUM(int species) => GetDexFormCount(species, formtable_USUM);
|
|
|
|
public static int GetCXDVersionID(int gen3version)
|
|
{
|
|
switch ((GameVersion)gen3version)
|
|
{
|
|
case GameVersion.FR: return 1;
|
|
case GameVersion.LG: return 2;
|
|
case GameVersion.S: return 8;
|
|
case GameVersion.R: return 9;
|
|
case GameVersion.E: return 10;
|
|
case GameVersion.CXD: return 11;
|
|
default: return 0;
|
|
}
|
|
}
|
|
public static int GetG3VersionID(int CXDversion)
|
|
{
|
|
switch (CXDversion)
|
|
{
|
|
case 1: return (int)GameVersion.FR;
|
|
case 2: return (int)GameVersion.LG;
|
|
case 8: return (int)GameVersion.S;
|
|
case 9: return (int)GameVersion.R;
|
|
case 10: return (int)GameVersion.E;
|
|
case 11: return (int)GameVersion.CXD;
|
|
default: return (int)GameVersion.Unknown;
|
|
}
|
|
}
|
|
|
|
public static byte[] DecryptGC(byte[] input, int start, int end, ushort[] keys)
|
|
{
|
|
byte[] output = (byte[])input.Clone();
|
|
for (int ofs = start; ofs < end; ofs += 8)
|
|
{
|
|
for (int i = 0; i < keys.Length; i++)
|
|
{
|
|
ushort val = BigEndian.ToUInt16(input, ofs + i * 2);
|
|
val -= keys[i];
|
|
output[ofs + i * 2] = (byte)(val >> 8);
|
|
output[ofs + i * 2 + 1] = (byte)val;
|
|
}
|
|
keys = AdvanceGCKeys(keys);
|
|
}
|
|
return output;
|
|
}
|
|
public static byte[] EncryptGC(byte[] input, int start, int end, ushort[] keys)
|
|
{
|
|
byte[] output = (byte[])input.Clone();
|
|
for (int ofs = start; ofs < end; ofs += 8)
|
|
{
|
|
for (int i = 0; i < keys.Length; i++)
|
|
{
|
|
ushort val = BigEndian.ToUInt16(input, ofs + i * 2);
|
|
val += keys[i];
|
|
output[ofs + i * 2] = (byte)(val >> 8);
|
|
output[ofs + i * 2 + 1] = (byte)val;
|
|
}
|
|
keys = AdvanceGCKeys(keys);
|
|
}
|
|
return output;
|
|
}
|
|
|
|
public static ushort[] AdvanceGCKeys(ushort[] oldKeys)
|
|
{
|
|
oldKeys[0] += 0x43;
|
|
oldKeys[1] += 0x29;
|
|
oldKeys[2] += 0x17;
|
|
oldKeys[3] += 0x13;
|
|
|
|
return new[]
|
|
{
|
|
(ushort)(oldKeys[0] & 0xf | oldKeys[1] << 4 & 0xf0 | oldKeys[2] << 8 & 0xf00 | oldKeys[3] << 12 & 0xf000),
|
|
(ushort)(oldKeys[0] >> 4 & 0xf | oldKeys[1] & 0xf0 | oldKeys[2] << 4 & 0xf00 | oldKeys[3] << 8 & 0xf000),
|
|
(ushort)(oldKeys[2] & 0xf00 | (oldKeys[1] & 0xf00) >> 4 | (oldKeys[0] & 0xf00) >> 8 | oldKeys[3] << 4 & 0xf000),
|
|
(ushort)(oldKeys[0] >> 12 & 0xf | oldKeys[1] >> 8 & 0xf0 | oldKeys[2] >> 4 & 0xf00 | oldKeys[3] & 0xf000),
|
|
};
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates a 16bit TID/SID tuple for a given G7TID.
|
|
/// </summary>
|
|
/// <param name="G7TID">Desired G7TID</param>
|
|
/// <param name="minimizeSID">Optional param to yield minimum SID.</param>
|
|
/// <returns>16bit TID/SID tuple</returns>
|
|
public static Tuple<uint, uint> GetTIDSID(uint G7TID, bool minimizeSID = false)
|
|
{
|
|
// 32 bit number = 4294 967295
|
|
// lowest 6 digits G7TID
|
|
|
|
// Bare minimum 32bit value to get ID, yields min SID
|
|
uint val = G7TID;
|
|
if (!minimizeSID) // randomize SID
|
|
{
|
|
uint s7 = 4294;
|
|
if (val > 967295)
|
|
s7 -= 1;
|
|
s7 = (uint)Util.Rand.Next(0, (int)s7);
|
|
val += s7 * 1000000;
|
|
}
|
|
uint TID = val & 0xFFFF;
|
|
uint SID = val >> 16;
|
|
|
|
return new Tuple<uint, uint>(TID, SID);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates a <see cref="SaveFile"/> via decryption using a stored xorpad.
|
|
/// </summary>
|
|
/// <param name="input">Encrypted byte array of savedata to decrypt.</param>
|
|
/// <param name="XORpads">Array of possible paths to check for xorpad compatibility.</param>
|
|
/// <returns>Returns a <see cref="SaveFile"/> if decryption was successful, else null.</returns>
|
|
public static SaveFile GetSAVfromXORpads(byte[] input, IEnumerable<string> XORpads)
|
|
{
|
|
byte[] savID = new byte[0x10];
|
|
Array.Copy(input, 0x10, savID, 0, 0x10);
|
|
int[] sizes = { SIZE_G6XY, SIZE_G6ORAS, SIZE_G7SM };
|
|
|
|
foreach (var file in XORpads)
|
|
{
|
|
// Check if xorpad
|
|
FileInfo fi = new FileInfo(file);
|
|
|
|
string filename = fi.Name.ToLower();
|
|
if (!filename.Contains("xorpad") && !filename.Contains("key"))
|
|
continue;
|
|
|
|
var length = fi.Length;
|
|
if (length != 0x10009C && length != 0x100000)
|
|
continue;
|
|
|
|
// Fix xorpad alignment
|
|
byte[] xorpad = File.ReadAllBytes(file);
|
|
if (xorpad.Length == 0x10009C) // Trim off Powersaves' header
|
|
{
|
|
Array.Copy(xorpad, 0x9C, xorpad, 0, 0x100000);
|
|
Array.Resize(ref xorpad, 0x100000);
|
|
}
|
|
|
|
// Check if encrypted 00's match save
|
|
if (!xorpad.Skip(0x10).Take(0x10).SequenceEqual(savID))
|
|
continue;
|
|
|
|
// Set up Decrypted File
|
|
const int mainOffset = 0x5400;
|
|
int maxSize = sizes.Max();
|
|
byte[] decryptedPS = new byte[maxSize];
|
|
Array.Copy(input, mainOffset, decryptedPS, 0, decryptedPS.Length);
|
|
|
|
// xor through and decrypt
|
|
for (int z = 0; z < decryptedPS.Length; z++)
|
|
decryptedPS[z] ^= xorpad[mainOffset + z];
|
|
|
|
// Weakly check the validity of the decrypted content
|
|
int i; for (i = 0; i < sizes.Length; i++)
|
|
{
|
|
if (BitConverter.ToUInt32(decryptedPS, sizes[i] - 0x1F0) != BEEF)
|
|
continue;
|
|
Array.Resize(ref decryptedPS, sizes[i]);
|
|
break;
|
|
}
|
|
if (i == sizes.Length)
|
|
continue;
|
|
|
|
// Save file is now decrypted!
|
|
var SAV = GetVariantSAV(decryptedPS);
|
|
if (SAV == null)
|
|
continue;
|
|
|
|
SAV.FileName = file;
|
|
return SAV;
|
|
}
|
|
return null; // no xorpad compatible
|
|
}
|
|
|
|
/// <summary>
|
|
/// Checks if the <see cref="PKM"/> is compatible with the input <see cref="SaveFile"/>, and makes any necessary modifications to force compatibility.
|
|
/// </summary>
|
|
/// <remarks>Should only be used when forcing a backwards conversion to sanitize the PKM fields to the target format.
|
|
/// If the PKM is compatible, some properties may be forced to sanitized values.</remarks>
|
|
/// <param name="SAV">Save File target that the PKM will be injected.</param>
|
|
/// <param name="pk">PKM input that is to be injected into the Save File.</param>
|
|
/// <returns>Indication whether or not the PKM is compatible.</returns>
|
|
public static bool IsPKMCompatibleWithModifications(SaveFile SAV, PKM pk)
|
|
{
|
|
if (pk.Species > SAV.MaxSpeciesID)
|
|
return false;
|
|
|
|
if (pk.HeldItem > SAV.MaxItemID)
|
|
pk.HeldItem = 0;
|
|
if (pk.Nickname.Length > SAV.NickLength)
|
|
pk.Nickname = pk.Nickname.Substring(0, SAV.NickLength);
|
|
if (pk.OT_Name.Length > SAV.OTLength)
|
|
pk.OT_Name = pk.OT_Name.Substring(0, SAV.OTLength);
|
|
if (pk.Moves.Any(move => move > SAV.MaxMoveID))
|
|
pk.ClearInvalidMoves();
|
|
if (pk.EVs.Any(ev => ev > SAV.MaxEV))
|
|
pk.EVs = pk.EVs.Select(ev => Math.Min(SAV.MaxEV, ev)).ToArray();
|
|
if (pk.IVs.Any(ev => ev > SAV.MaxEV))
|
|
pk.IVs = pk.IVs.Select(iv => Math.Min(SAV.MaxIV, iv)).ToArray();
|
|
|
|
return true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the details of a path to a <see cref="SaveFile"/> object.
|
|
/// </summary>
|
|
/// <param name="sav">Save File to set path details to.</param>
|
|
/// <param name="path">Full Path of the file</param>
|
|
public static void SetFileInfo(this SaveFile sav, string path)
|
|
{
|
|
if (!sav.Exportable) // Blank save file
|
|
{
|
|
sav.FilePath = null;
|
|
sav.FileName = "Blank Save File";
|
|
return;
|
|
}
|
|
|
|
sav.FilePath = Path.GetDirectoryName(path);
|
|
sav.FileName = Path.GetExtension(path) == ".bak"
|
|
? Path.GetFileName(path).Split(new[] { " [" }, StringSplitOptions.None)[0]
|
|
: Path.GetFileName(path);
|
|
}
|
|
}
|
|
}
|