From 26421c7469f983b3f2ecc6ddd5f0585c87bd46f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20CORTIER?= <bcortier@proton.me>
Date: Tue, 9 Apr 2024 23:53:15 +0900
Subject: [PATCH] fix(dotnet): support IP address server names

---
 ffi/dotnet/Devolutions.IronRdp/src/Connection.cs | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/ffi/dotnet/Devolutions.IronRdp/src/Connection.cs b/ffi/dotnet/Devolutions.IronRdp/src/Connection.cs
index 7e810e74..d1cd0c9d 100644
--- a/ffi/dotnet/Devolutions.IronRdp/src/Connection.cs
+++ b/ffi/dotnet/Devolutions.IronRdp/src/Connection.cs
@@ -197,8 +197,15 @@ public class Connection
 
     static async Task<NetworkStream> CreateTcpConnection(String servername, int port)
     {
-        IPHostEntry ipHostInfo = await Dns.GetHostEntryAsync(servername);
-        IPAddress ipAddress = ipHostInfo.AddressList[0];
+        IPAddress ipAddress;
+
+        try {
+            ipAddress = IPAddress.Parse(servername);
+        } catch (FormatException) {
+            IPHostEntry ipHostInfo = await Dns.GetHostEntryAsync(servername);
+            ipAddress = ipHostInfo.AddressList[0];
+        }
+
         IPEndPoint ipEndPoint = new(ipAddress, port);
 
         TcpClient client = new TcpClient();
@@ -220,4 +227,4 @@ public static class Utils
         vecU8.Fill(buffer);
         return buffer;
     }
-}
\ No newline at end of file
+}