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Add method to write both save slots

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Kurt 2022-10-19 20:36:56 -07:00
parent 25b217c53d
commit e1cf36e2c4
1 changed files with 25 additions and 3 deletions
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28
PKHeX.Core/Saves/SAV3.cs
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@ -136,6 +136,23 @@ public abstract class SAV3 : SaveFile, ILangDeviantSave, IEventFlag37
return base.GetFinalData();
}
/// <summary>
/// Writes the active save data to both save slots (0 and 1).
/// </summary>
/// <param name="data">Destination to write to. Usually want to pass in the <see cref="SaveFile.Data"/>.</param>
/// <remarks>Slot 1 is not written if the binary does not contain it.</remarks>
public void WriteBothSaveSlots(Span<byte> data)
{
WriteSectors(data, 0);
SetSlotChecksums(data, 0);
if (data.Length < SaveUtil.SIZE_G3RAW) // don't update second half if it doesn't exist
return;
WriteSectors(data, 1);
SetSlotChecksums(data, 1);
}
protected sealed override int SIZE_STORED => PokeCrypto.SIZE_3STORED;
protected sealed override int SIZE_PARTY => PokeCrypto.SIZE_3PARTY;
public sealed override PKM BlankPKM => new PK3();
@ -190,16 +207,21 @@ public abstract class SAV3 : SaveFile, ILangDeviantSave, IEventFlag37
private const int COUNT_SLOTSPERBOX = 30;
// Checksums
protected sealed override void SetChecksums()
private static void SetSlotChecksums(Span<byte> data, int slot)
{
int start = ActiveSlot * SIZE_MAIN;
int start = slot * SIZE_MAIN;
int end = start + SIZE_MAIN;
for (int ofs = start; ofs < end; ofs += SIZE_SECTOR)
{
var sector = Data.AsSpan(ofs, SIZE_SECTOR);
var sector = data.Slice(ofs, SIZE_SECTOR);
ushort chk = Checksums.CheckSum32(sector[..SIZE_SECTOR_USED]);
WriteUInt16LittleEndian(sector[0xFF6..], chk);
}
}
protected sealed override void SetChecksums()
{
SetSlotChecksums(Data, ActiveSlot);
if (Data.Length < SaveUtil.SIZE_G3RAW) // don't update HoF for half-sizes
return;