Implement friend:a IFriendService: 10101 (#429)

* Implement friend:a IFriendService: 10101

* Update Profile Picture

* Update IFriendServiceTypes.cs

* Update IFriendServiceTypes.cs

* Update IFriendService.cs

* Update IFriendServiceTypes.cs

* Update IFriendServiceTypes.cs

* Update IFriendService.cs

Ryujinx.HLE/HOS/Services/Friend/IFriendService.cs

@@ -15,11 +15,50 @@ namespace Ryujinx.HLE.HOS.Services.Friend
         {
             m_Commands = new Dictionary<int, ServiceProcessRequest>()
             {
+                { 10101, GetFriendList                 },
                 { 10601, DeclareCloseOnlinePlaySession },
                 { 10610, UpdateUserPresence            }
             };
         }
 
+        // nn::friends::GetFriendListGetFriendListIds(nn::account::Uid, int Unknown0, nn::friends::detail::ipc::SizedFriendFilter, ulong Unknown1) -> int CounterIds,  array<nn::account::NetworkServiceAccountId>
+        public long GetFriendList(ServiceCtx Context)
+        {
+            UserId Uuid = new UserId(
+                Context.RequestData.ReadInt64(),
+                Context.RequestData.ReadInt64());
+
+            int Unknown0 = Context.RequestData.ReadInt32();
+
+            FriendFilter Filter = new FriendFilter()
+            {
+                PresenceStatus           = (PresenceStatusFilter)Context.RequestData.ReadInt32(),
+                IsFavoriteOnly           = Context.RequestData.ReadBoolean(),
+                IsSameAppPresenceOnly    = Context.RequestData.ReadBoolean(),
+                IsSameAppPlayedOnly      = Context.RequestData.ReadBoolean(),
+                IsArbitraryAppPlayedOnly = Context.RequestData.ReadBoolean(),
+                PresenceGroupId          = Context.RequestData.ReadInt64()
+            };
+
+            long Unknown1 = Context.RequestData.ReadInt64();
+
+            // There are no friends online, so we return 0 because the nn::account::NetworkServiceAccountId array is empty.
+            Context.ResponseData.Write(0);
+
+            Context.Device.Log.PrintStub(LogClass.ServiceFriend, $"Stubbed. UserId: {Uuid.UserIdHex} - " +
+                                                                 $"Unknown0: {Unknown0} - " +
+                                                                 $"PresenceStatus: {Filter.PresenceStatus} - " +
+                                                                 $"IsFavoriteOnly: {Filter.IsFavoriteOnly} - " +
+                                                                 $"IsSameAppPresenceOnly: {Filter.IsSameAppPresenceOnly} - " +
+                                                                 $"IsSameAppPlayedOnly: {Filter.IsSameAppPlayedOnly} - " +
+                                                                 $"IsArbitraryAppPlayedOnly: {Filter.IsArbitraryAppPlayedOnly} - " +
+                                                                 $"PresenceGroupId: {Filter.PresenceGroupId} - " +
+                                                                 $"Unknown1: {Unknown1}");
+
+            return 0;
+        }
+
+        // DeclareCloseOnlinePlaySession(nn::account::Uid)
         public long DeclareCloseOnlinePlaySession(ServiceCtx Context)
         {
             UserId Uuid = new UserId(
@@ -31,17 +70,28 @@ namespace Ryujinx.HLE.HOS.Services.Friend
                 Profile.OnlinePlayState = OpenCloseState.Closed;
             }
 
+            Context.Device.Log.PrintStub(LogClass.ServiceFriend, $"Stubbed. Uuid: {Uuid.UserIdHex} - " +
+                                                                 $"OnlinePlayState: {Profile.OnlinePlayState}");
+
             return 0;
         }
 
+        // UpdateUserPresence(nn::account::Uid, ulong Unknown0) -> buffer<Unknown1, type: 0x19, size: 0xe0>
         public long UpdateUserPresence(ServiceCtx Context)
         {
             UserId Uuid = new UserId(
                 Context.RequestData.ReadInt64(),
                 Context.RequestData.ReadInt64());
 
-            //TODO.
-            Context.Device.Log.PrintStub(LogClass.ServiceFriend, "Stubbed.");
+            long Unknown0 = Context.RequestData.ReadInt64();
+
+            long Position = Context.Request.PtrBuff[0].Position;
+            long Size     = Context.Request.PtrBuff[0].Size;
+
+            //Todo: Write the buffer content.
+
+            Context.Device.Log.PrintStub(LogClass.ServiceFriend, $"Stubbed. Uuid: {Uuid.UserIdHex} - " +
+                                                                 $"Unknown0: {Unknown0}");
 
             return 0;
         }

Ryujinx.HLE/HOS/Services/Friend/IFriendServiceTypes.cs

@@ -0,0 +1,20 @@
+namespace Ryujinx.HLE.HOS.Services.Friend
+{
+    enum PresenceStatusFilter
+    {
+        None,
+        Online,
+        OnlinePlay,
+        OnlineOrOnlinePlay
+    }
+
+    struct FriendFilter
+    {
+        public PresenceStatusFilter PresenceStatus;
+        public bool                 IsFavoriteOnly;
+        public bool                 IsSameAppPresenceOnly;
+        public bool                 IsSameAppPlayedOnly;
+        public bool                 IsArbitraryAppPlayedOnly;
+        public long                 PresenceGroupId;
+    }
+}