Prepo: Fix SaveSystemReport* IPC definitions (#4278)

* Prepo: Fix SaveSystemReport IPC definitions

* Follow original code

* Fix args index in HipcGenerator

* Addresses feedback

* oops

4 files changed, 56 insertions, 4 deletions

diff --git a/Ryujinx.Horizon/Sdk/Account/Uid.cs b/Ryujinx.Horizon/Sdk/Account/Uid.cs
index a0a39978..5aad0463 100644
--- a/Ryujinx.Horizon/Sdk/Account/Uid.cs
+++ b/Ryujinx.Horizon/Sdk/Account/Uid.cs
@@ -6,7 +6,7 @@ using System.Runtime.InteropServices;
 namespace Ryujinx.Horizon.Sdk.Account
 {
     [StructLayout(LayoutKind.Sequential)]
-    public readonly record struct Uid
+    readonly record struct Uid
     {
         public readonly long High;
         public readonly long Low;
diff --git a/Ryujinx.Horizon/Sdk/Ncm/ApplicationId.cs b/Ryujinx.Horizon/Sdk/Ncm/ApplicationId.cs
new file mode 100644
index 00000000..37b4cbfb
--- /dev/null
+++ b/Ryujinx.Horizon/Sdk/Ncm/ApplicationId.cs
@@ -0,0 +1,52 @@
+namespace Ryujinx.Horizon.Sdk.Ncm
+{
+    readonly struct ApplicationId
+    {
+        public readonly ulong Id;
+
+        public static int Length => sizeof(ulong);
+
+        public static ApplicationId First => new(0x0100000000010000);
+
+        public static ApplicationId Last => new(0x01FFFFFFFFFFFFFF);
+
+        public static ApplicationId Invalid => new(0);
+
+        public bool IsValid => Id >= First.Id && Id <= Last.Id;
+
+        public ApplicationId(ulong id)
+        {
+            Id = id;
+        }
+
+        public override bool Equals(object obj)
+        {
+            return obj is ApplicationId applicationId && applicationId.Equals(this);
+        }
+
+        public bool Equals(ApplicationId other)
+        {
+            return other.Id == Id;
+        }
+
+        public override int GetHashCode()
+        {
+            return Id.GetHashCode();
+        }
+
+        public static bool operator ==(ApplicationId lhs, ApplicationId rhs)
+        {
+            return lhs.Equals(rhs);
+        }
+
+        public static bool operator !=(ApplicationId lhs, ApplicationId rhs)
+        {
+            return !lhs.Equals(rhs);
+        }
+
+        public override string ToString()
+        {
+            return $"0x{Id:x}";
+        }
+    }
+}
\ No newline at end of file
diff --git a/Ryujinx.Horizon/Sdk/Prepo/IPrepoService.cs b/Ryujinx.Horizon/Sdk/Prepo/IPrepoService.cs
index f61ee61b..042cb400 100644
--- a/Ryujinx.Horizon/Sdk/Prepo/IPrepoService.cs
+++ b/Ryujinx.Horizon/Sdk/Prepo/IPrepoService.cs
@@ -12,8 +12,8 @@ namespace Ryujinx.Horizon.Sdk.Prepo
         Result RequestImmediateTransmission();
         Result GetTransmissionStatus(out int status);
         Result GetSystemSessionId(out ulong systemSessionId);
-        Result SaveSystemReport(ReadOnlySpan<byte> gameRoomBuffer, ReadOnlySpan<byte> reportBuffer, ulong pid);
-        Result SaveSystemReportWithUser(Uid userId, ReadOnlySpan<byte> gameRoomBuffer, ReadOnlySpan<byte> reportBuffer, ulong pid);
+        Result SaveSystemReport(ReadOnlySpan<byte> gameRoomBuffer, Ncm.ApplicationId applicationId, ReadOnlySpan<byte> reportBuffer);
+        Result SaveSystemReportWithUser(Uid userId, ReadOnlySpan<byte> gameRoomBuffer, Ncm.ApplicationId applicationId, ReadOnlySpan<byte> reportBuffer);
         Result IsUserAgreementCheckEnabled(out bool enabled);
         Result SetUserAgreementCheckEnabled(bool enabled);
     }
diff --git a/Ryujinx.Horizon/Sdk/Sm/ServiceName.cs b/Ryujinx.Horizon/Sdk/Sm/ServiceName.cs
index dbb30078..9b7fae3f 100644
--- a/Ryujinx.Horizon/Sdk/Sm/ServiceName.cs
+++ b/Ryujinx.Horizon/Sdk/Sm/ServiceName.cs
@@ -8,7 +8,7 @@ namespace Ryujinx.Horizon.Sdk.Sm
     {
         public static ServiceName Invalid { get; } = new ServiceName(0);
 
-        public bool IsInvalid => Packed == 0;
+        public bool IsValid => Packed != 0;
 
         public int Length => sizeof(ulong);