1  using Ryujinx.Common;
  2  using Ryujinx.HLE.HOS.Services.Caps.Types;
  3  
  4  namespace Ryujinx.HLE.HOS.Services.Caps
  5  {
  6      [Service("caps:su")] // 6.0.0+
  7      class IScreenShotApplicationService : IpcService
  8      {
  9          public IScreenShotApplicationService(ServiceCtx context) { }
 10  
 11          [CommandCmif(32)] // 7.0.0+
 12          // SetShimLibraryVersion(pid, u64, nn::applet::AppletResourceUserId)
 13          public ResultCode SetShimLibraryVersion(ServiceCtx context)
 14          {
 15              return context.Device.System.CaptureManager.SetShimLibraryVersion(context);
 16          }
 17  
 18          [CommandCmif(203)]
 19          // SaveScreenShotEx0(bytes<0x40> ScreenShotAttribute, u32 unknown, u64 AppletResourceUserId, pid, buffer<bytes, 0x45> ScreenshotData) -> bytes<0x20> ApplicationAlbumEntry
 20          public ResultCode SaveScreenShotEx0(ServiceCtx context)
 21          {
 22              // TODO: Use the ScreenShotAttribute.
 23  #pragma warning disable IDE0059 // Remove unnecessary value assignment
 24              ScreenShotAttribute screenShotAttribute = context.RequestData.ReadStruct<ScreenShotAttribute>();
 25  
 26              uint unknown = context.RequestData.ReadUInt32();
 27  #pragma warning restore IDE0059
 28              ulong appletResourceUserId = context.RequestData.ReadUInt64();
 29  #pragma warning disable IDE0059 // Remove unnecessary value assignment
 30              ulong pidPlaceholder = context.RequestData.ReadUInt64();
 31  #pragma warning restore IDE0059
 32  
 33              ulong screenshotDataPosition = context.Request.SendBuff[0].Position;
 34              ulong screenshotDataSize = context.Request.SendBuff[0].Size;
 35  
 36              byte[] screenshotData = context.Memory.GetSpan(screenshotDataPosition, (int)screenshotDataSize, true).ToArray();
 37  
 38              ResultCode resultCode = context.Device.System.CaptureManager.SaveScreenShot(screenshotData, appletResourceUserId, context.Device.Processes.ActiveApplication.ProgramId, out ApplicationAlbumEntry applicationAlbumEntry);
 39  
 40              context.ResponseData.WriteStruct(applicationAlbumEntry);
 41  
 42              return resultCode;
 43          }
 44  
 45          [CommandCmif(205)] // 8.0.0+
 46          // SaveScreenShotEx1(bytes<0x40> ScreenShotAttribute, u32 unknown, u64 AppletResourceUserId, pid, buffer<bytes, 0x15> ApplicationData, buffer<bytes, 0x45> ScreenshotData) -> bytes<0x20> ApplicationAlbumEntry
 47          public ResultCode SaveScreenShotEx1(ServiceCtx context)
 48          {
 49              // TODO: Use the ScreenShotAttribute.
 50              _ = context.RequestData.ReadStruct<ScreenShotAttribute>();
 51  
 52              _ = context.RequestData.ReadUInt32();
 53              ulong appletResourceUserId = context.RequestData.ReadUInt64();
 54  
 55              _ = context.RequestData.ReadUInt64();
 56  
 57              ulong applicationDataPosition = context.Request.SendBuff[0].Position;
 58              ulong applicationDataSize = context.Request.SendBuff[0].Size;
 59  
 60              ulong screenshotDataPosition = context.Request.SendBuff[1].Position;
 61              ulong screenshotDataSize = context.Request.SendBuff[1].Size;
 62  
 63  
 64              // TODO: Parse the application data: At 0x00 it's UserData (Size of 0x400), at 0x404 it's a uint UserDataSize (Always empty for now).
 65              _ = context.Memory.GetSpan(applicationDataPosition, (int)applicationDataSize).ToArray();
 66  
 67              byte[] screenshotData = context.Memory.GetSpan(screenshotDataPosition, (int)screenshotDataSize, true).ToArray();
 68  
 69              ResultCode resultCode = context.Device.System.CaptureManager.SaveScreenShot(screenshotData, appletResourceUserId, context.Device.Processes.ActiveApplication.ProgramId, out ApplicationAlbumEntry applicationAlbumEntry);
 70  
 71              context.ResponseData.WriteStruct(applicationAlbumEntry);
 72  
 73              return resultCode;
 74          }
 75  
 76          [CommandCmif(210)]
 77          // SaveScreenShotEx2(bytes<0x40> ScreenShotAttribute, u32 unknown, u64 AppletResourceUserId, buffer<bytes, 0x15> UserIdList, buffer<bytes, 0x45> ScreenshotData) -> bytes<0x20> ApplicationAlbumEntry
 78          public ResultCode SaveScreenShotEx2(ServiceCtx context)
 79          {
 80              // TODO: Use the ScreenShotAttribute.
 81              _ = context.RequestData.ReadStruct<ScreenShotAttribute>();
 82  
 83              _ = context.RequestData.ReadUInt32();
 84              ulong appletResourceUserId = context.RequestData.ReadUInt64();
 85  
 86              ulong userIdListPosition = context.Request.SendBuff[0].Position;
 87              ulong userIdListSize = context.Request.SendBuff[0].Size;
 88  
 89              ulong screenshotDataPosition = context.Request.SendBuff[1].Position;
 90              ulong screenshotDataSize = context.Request.SendBuff[1].Size;
 91  
 92  
 93              // TODO: Parse the UserIdList.
 94              _ = context.Memory.GetSpan(userIdListPosition, (int)userIdListSize).ToArray();
 95  
 96              byte[] screenshotData = context.Memory.GetSpan(screenshotDataPosition, (int)screenshotDataSize, true).ToArray();
 97  
 98              ResultCode resultCode = context.Device.System.CaptureManager.SaveScreenShot(screenshotData, appletResourceUserId, context.Device.Processes.ActiveApplication.ProgramId, out ApplicationAlbumEntry applicationAlbumEntry);
 99  
100              context.ResponseData.WriteStruct(applicationAlbumEntry);
101  
102              return resultCode;
103          }
104      }
105  }