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[SaveData] Add sceSaveDataBackup 

Co-authored-by: Sekai <140012992+igettingit@users.noreply.github.com>
This commit is contained in:
ParantezTech 2026-10-07 02:43:10 +03:00
parent df55be4110
commit 448fb6be17
1 changed files with 55 additions and 1 deletions
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56
src/SharpEmu.Libs/SaveData/SaveDataExports.cs
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@ -74,6 +74,7 @@ public static class SaveDataExports
private const int OrbisSaveDataErrorNoEvent = unchecked((int)0x809F0008); // NOT_FOUND: no pending event
private const int OrbisSaveDataErrorBadMounted = unchecked((int)0x809F0013);
// SceSaveDataEventType
private const uint EventTypeBackupEnd = 2;
private const uint EventTypeSaveDataMemorySyncEnd = 3;
private const int SaveDataTitleIdStructSize = 0x10;
private const int SaveDataEventSize = 0x68;
@ -106,7 +107,60 @@ public static class SaveDataExports
{
_events.Enqueue(new SaveDataEvent(type, errorCode, userId, titleId, dirName));
}
TraceSaveData($"event.enqueue type={type} user={userId} dir='{dirName}' err=0x{errorCode:X}");
TraceSaveData($"event.enqueue type={type} user={userId} title='{titleId}' dir='{dirName}' err=0x{errorCode:X}");
}
[SysAbiExport(
Nid = "z1JA8-iJt3k",
ExportName = "sceSaveDataBackup",
Target = Generation.Gen4 | Generation.Gen5,
LibraryName = "libSceSaveData")]
public static int SaveDataBackup(CpuContext ctx)
{
var backupAddress = ctx[CpuRegister.Rdi];
if (backupAddress == 0)
{
return SetReturn(ctx, OrbisSaveDataErrorParameter);
}
if (!TryReadInt32(ctx, backupAddress, out var userId) ||
!ctx.TryReadUInt64(backupAddress + 0x08, out var titleIdAddress) ||
!ctx.TryReadUInt64(backupAddress + 0x10, out var dirNameAddress))
{
return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (userId < 0 || dirNameAddress == 0)
{
return SetReturn(ctx, OrbisSaveDataErrorParameter);
}
if (!TryReadFixedAscii(ctx, dirNameAddress, SaveDataDirNameSize, out var dirName))
{
return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (string.IsNullOrWhiteSpace(dirName))
{
return SetReturn(ctx, OrbisSaveDataErrorParameter);
}
string titleId;
if (titleIdAddress == 0)
{
titleId = ResolveConfiguredTitleId();
}
else if (!TryReadFixedAscii(ctx, titleIdAddress, SaveDataTitleIdSize, out titleId))
{
return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
else if (string.IsNullOrWhiteSpace(titleId))
{
return SetReturn(ctx, OrbisSaveDataErrorParameter);
}
EnqueueEvent(EventTypeBackupEnd, userId, titleId, dirName);
return SetReturn(ctx, 0);
}
[SysAbiExport(