From 5edf42254d7421fe1105c6cc39e65347f6ccd02c Mon Sep 17 00:00:00 2001
From: Philipp Crocoll <crocoapps@gmail.com>
Date: Tue, 1 Apr 2025 15:10:04 +0200
Subject: [PATCH] this is an experiment to use GnuTlsStream (the
 ftpcredentials.xml have some hardcoded credentials for a public FTP server
 for testing). Unfortunately, the app restarts when loading the native
 libraries for GnuTLS.

---
 src/Kp2aBusinessLogic/Io/NetFtpFileStorage.cs               | 2 ++
 src/Kp2aBusinessLogic/Kp2aBusinessLogic.csproj              | 1 +
 src/keepass2android-app/Resources/layout/ftpcredentials.xml | 6 +++---
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/Kp2aBusinessLogic/Io/NetFtpFileStorage.cs b/src/Kp2aBusinessLogic/Io/NetFtpFileStorage.cs
index 06a2b115..b6226829 100644
--- a/src/Kp2aBusinessLogic/Io/NetFtpFileStorage.cs
+++ b/src/Kp2aBusinessLogic/Io/NetFtpFileStorage.cs
@@ -8,6 +8,7 @@ using Android.Content;
 using Android.OS;
 using FluentFTP;
 using FluentFTP.Exceptions;
+using FluentFTP.GnuTLS;
 using KeePassLib;
 using KeePassLib.Serialization;
 using KeePassLib.Utility;
@@ -139,6 +140,7 @@ namespace keepass2android.Io
 			var settings = ConnectionSettings.FromIoc(ioc);
 			
 			FtpClient client = new FtpClient();
+            client.Config.CustomStream = typeof(GnuTlsStream);
 			client.Config.RetryAttempts = 3;
 			if ((settings.Username.Length > 0) || (settings.Password.Length > 0))
 				client.Credentials = new NetworkCredential(settings.Username, settings.Password);
diff --git a/src/Kp2aBusinessLogic/Kp2aBusinessLogic.csproj b/src/Kp2aBusinessLogic/Kp2aBusinessLogic.csproj
index e518e764..066e3729 100644
--- a/src/Kp2aBusinessLogic/Kp2aBusinessLogic.csproj
+++ b/src/Kp2aBusinessLogic/Kp2aBusinessLogic.csproj
@@ -10,6 +10,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="FluentFTP" Version="51.1.0" />
+    <PackageReference Include="FluentFTP.GnuTLS" Version="1.0.37" />
     <PackageReference Include="MegaApiClient" Version="1.10.4" />
     <PackageReference Include="Microsoft.Graph" Version="5.68.0" />
     <PackageReference Include="Microsoft.Identity.Client" Version="4.67.1" />
diff --git a/src/keepass2android-app/Resources/layout/ftpcredentials.xml b/src/keepass2android-app/Resources/layout/ftpcredentials.xml
index 7a01e925..bc27b173 100644
--- a/src/keepass2android-app/Resources/layout/ftpcredentials.xml
+++ b/src/keepass2android-app/Resources/layout/ftpcredentials.xml
@@ -15,7 +15,7 @@
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
             android:singleLine="true"
-            android:text=""
+            android:text="ftp.dlptest.com"
 			      android:layout_weight="1"
             android:inputType="textWebEmailAddress"
 			android:hint="@string/hint_sftp_host" />
@@ -46,7 +46,7 @@
              android:layout_height="wrap_content"
              android:singleLine="true"
              android:inputType="textWebEmailAddress"
-             android:text=""
+             android:text="dlpuser"
              android:hint="@string/hint_username" />
 
   <EditText
@@ -54,7 +54,7 @@
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
             android:inputType="textPassword"
-            android:text=""
+            android:text="rNrKYTX9g7z3RgJRmxWuGHbeu"
             android:singleLine="true"
             android:hint="@string/hint_pass" 
             android:importantForAccessibility="no"/>