From cd37c75b82f97ad5d3bf6317ffcde62c06a6e920 Mon Sep 17 00:00:00 2001
From: Ac_K <Acoustik666@gmail.com>
Date: Thu, 25 Jan 2024 23:06:53 +0100
Subject: Horizon: Implement arp:r and arp:w services (#5802)

* Horizon: Implement arp:r and arp:w services

* Fix formatting

* Remove HLE arp services

* Revert "Remove HLE arp services"

This reverts commit c576fcccadb963db56b96bacabd1c1ac7abfb1ab.

* Keep LibHac impl since it's used in bcat

* Addresses gdkchan's feedback

* ArpApi in PrepoIpcServer and remove LmApi

* Fix 2

* Fixes ArpApi init

* Fix encoding

* Update PrepoService.cs

* Fix prepo
---
 src/Ryujinx.Horizon/Prepo/Ipc/PrepoService.cs | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

(limited to 'src/Ryujinx.Horizon/Prepo/Ipc')

diff --git a/src/Ryujinx.Horizon/Prepo/Ipc/PrepoService.cs b/src/Ryujinx.Horizon/Prepo/Ipc/PrepoService.cs
index c165f46f..4ed7dd48 100644
--- a/src/Ryujinx.Horizon/Prepo/Ipc/PrepoService.cs
+++ b/src/Ryujinx.Horizon/Prepo/Ipc/PrepoService.cs
@@ -5,6 +5,7 @@ using Ryujinx.Common.Utilities;
 using Ryujinx.Horizon.Common;
 using Ryujinx.Horizon.Prepo.Types;
 using Ryujinx.Horizon.Sdk.Account;
+using Ryujinx.Horizon.Sdk.Arp;
 using Ryujinx.Horizon.Sdk.Prepo;
 using Ryujinx.Horizon.Sdk.Sf;
 using Ryujinx.Horizon.Sdk.Sf.Hipc;
@@ -22,14 +23,16 @@ namespace Ryujinx.Horizon.Prepo.Ipc
             System,
         }
 
+        private readonly ArpApi _arp;
         private readonly PrepoServicePermissionLevel _permissionLevel;
         private ulong _systemSessionId;
 
         private bool _immediateTransmissionEnabled;
         private bool _userAgreementCheckEnabled = true;
 
-        public PrepoService(PrepoServicePermissionLevel permissionLevel)
+        public PrepoService(ArpApi arp, PrepoServicePermissionLevel permissionLevel)
         {
+            _arp = arp;
             _permissionLevel = permissionLevel;
         }
 
@@ -165,7 +168,7 @@ namespace Ryujinx.Horizon.Prepo.Ipc
             return PrepoResult.PermissionDenied;
         }
 
-        private static Result ProcessPlayReport(PlayReportKind playReportKind, ReadOnlySpan<byte> gameRoomBuffer, ReadOnlySpan<byte> reportBuffer, ulong pid, Uid userId, bool withUserId = false, ApplicationId applicationId = default)
+        private Result ProcessPlayReport(PlayReportKind playReportKind, ReadOnlySpan<byte> gameRoomBuffer, ReadOnlySpan<byte> reportBuffer, ulong pid, Uid userId, bool withUserId = false, ApplicationId applicationId = default)
         {
             if (withUserId)
             {
@@ -199,8 +202,8 @@ namespace Ryujinx.Horizon.Prepo.Ipc
             builder.AppendLine("PlayReport log:");
             builder.AppendLine($" Kind: {playReportKind}");
 
-            // NOTE: The service calls arp:r using the pid to get the application id, if it fails PrepoResult.InvalidPid is returned.
-            //       Reports are stored internally and an event is signaled to transmit them.
+            // NOTE: Reports are stored internally and an event is signaled to transmit them.
+
             if (pid != 0)
             {
                 builder.AppendLine($" Pid: {pid}");
@@ -210,6 +213,16 @@ namespace Ryujinx.Horizon.Prepo.Ipc
                 builder.AppendLine($" ApplicationId: {applicationId}");
             }
 
+            Result result = _arp.GetApplicationInstanceId(out ulong applicationInstanceId, pid);
+            if (result.IsFailure)
+            {
+                return PrepoResult.InvalidPid;
+            }
+
+            _arp.GetApplicationLaunchProperty(out ApplicationLaunchProperty applicationLaunchProperty, applicationInstanceId).AbortOnFailure();
+
+            builder.AppendLine($" ApplicationVersion: {applicationLaunchProperty.Version}");
+
             if (!userId.IsNull)
             {
                 builder.AppendLine($" UserId: {userId}");
-- 
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