From 5148010c1e715a11a796b83a9c526e90a7493433 Mon Sep 17 00:00:00 2001
From: Isaac Marovitz <isaacryu@icloud.com>
Date: Sat, 2 Mar 2024 18:16:40 +0000
Subject: [PATCH] Write data properly

---
 .../Services/Sockets/Sfdnsres/IResolver.cs    | 31 +++++++++++++++++--
 1 file changed, 28 insertions(+), 3 deletions(-)

diff --git a/src/Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs b/src/Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs
index f83e47878..32bad9a80 100644
--- a/src/Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs
+++ b/src/Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs
@@ -166,6 +166,13 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
             return GetAddrInfoRequestImpl(context, responseBufferPosition, responseBufferSize, false, 0, 0);
         }
 
+        [CommandCmif(7)]
+        // GetNameInfoRequest
+        public ResultCode GetNameInfoRequest(ServiceCtx context)
+        {
+            return GetNameInfoRequestImpl(context, false);
+        }
+
         [CommandCmif(8)]
         // GetCancelHandleRequest(u64, pid) -> u32
         public ResultCode GetCancelHandleRequest(ServiceCtx context)
@@ -247,9 +254,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
         [CommandCmif(13)]
         public ResultCode GetNameInfoRequestWithOptions(ServiceCtx context)
         {
-            Logger.Stub?.PrintStub(LogClass.ServiceSfdnsres);
-
-            return ResultCode.Success;
+            return GetNameInfoRequestImpl(context, true);
         }
 
         [CommandCmif(14)] // 5.0.0+
@@ -668,6 +673,26 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
             return region.Memory.Span.Length - data.Length;
         }
 
+        private static ResultCode GetNameInfoRequestImpl(
+            ServiceCtx context,
+            bool withOptions)
+        {
+            if (!context.Device.Configuration.EnableInternetAccess)
+            {
+                Logger.Info?.Print(LogClass.ServiceSfdnsres, "Guest network access disabled, DNS Blocked.");
+
+                WriteResponse(context, withOptions, 0, GaiError.NoData, NetDbError.NoAddress);
+
+                return ResultCode.Success;
+            }
+
+            Logger.Info?.PrintStub(LogClass.ServiceSfdnsres);
+
+            WriteResponse(context, withOptions, 0, GaiError.NoData, NetDbError.NoAddress);
+
+            return ResultCode.Success;
+        }
+
         private static void WriteResponse(
             ServiceCtx context,
             bool withOptions,