diff --git a/argon2_ffi.iml b/argon2_ffi.iml
index 9a198d2..73e7ebd 100644
--- a/argon2_ffi.iml
+++ b/argon2_ffi.iml
@@ -11,7 +11,6 @@
       <excludeFolder url="file://$MODULE_DIR$/example/.dart_tool" />
       <excludeFolder url="file://$MODULE_DIR$/example/.pub" />
       <excludeFolder url="file://$MODULE_DIR$/example/build" />
-      <excludeFolder url="file://$MODULE_DIR$/example/ios/Flutter/App.framework/flutter_assets/packages" />
     </content>
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Dart SDK" level="project" />
diff --git a/example/lib/main.dart b/example/lib/main.dart
index 50c14d3..684c9a4 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -1,10 +1,8 @@
+import 'dart:convert';
 import 'dart:math';
 
+import 'package:argon2_ffi_base/argon2_ffi_base.dart';
 import 'package:flutter/material.dart';
-import 'dart:async';
-
-import 'package:flutter/services.dart';
-import 'package:argon2_ffi/argon2_ffi.dart';
 
 void main() => runApp(MyApp());
 
@@ -14,7 +12,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
-  final _argon2ffi = Argon2Ffi();
+  final _argon2ffi = Argon2FfiFlutter();
   final random = Random();
 
   String result;
@@ -44,6 +42,25 @@ class _MyAppState extends State<MyApp> {
                 });
               },
             ),
+            RaisedButton(
+              child: Text('hash stuff'),
+              onPressed: () {
+                final args = Argon2Arguments(
+                  utf8.encode('abc'),
+                  utf8.encode('abc'),
+                  1024,
+                  2,
+                  32,
+                  2,
+                  0,
+                  1,
+                );
+                final hash = _argon2ffi.argon2(args);
+                setState(() {
+                  result = 'argon2 hash: ${base64.encode(hash)}';
+                });
+              },
+            ),
           ],
         ),
       ),
diff --git a/example/pubspec.lock b/example/pubspec.lock
index dc7c71f..1802d72 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -8,6 +8,15 @@ packages:
       relative: true
     source: path
     version: "0.0.1"
+  argon2_ffi_base:
+    dependency: "direct main"
+    description:
+      path: "."
+      ref: a867d30e77521012fd68af0208ec9ccc57127d86
+      resolved-ref: a867d30e77521012fd68af0208ec9ccc57127d86
+      url: "https://github.com/hpoul/argon2_ffi_base.git"
+    source: git
+    version: "0.0.1"
   async:
     dependency: transitive
     description:
@@ -43,13 +52,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.14.12"
-  cupertino_icons:
-    dependency: "direct main"
-    description:
-      name: cupertino_icons
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.1.3"
   fake_async:
     dependency: transitive
     description:
@@ -164,4 +166,4 @@ packages:
     source: hosted
     version: "2.0.8"
 sdks:
-  dart: ">=2.6.0 <3.0.0"
+  dart: ">=2.7.0 <3.0.0"
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 2017837..062cc79 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -9,10 +9,6 @@ dependencies:
   flutter:
     sdk: flutter
 
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^0.1.2
-
 dev_dependencies:
   flutter_test:
     sdk: flutter
diff --git a/lib/argon2_ffi.dart b/lib/argon2_ffi.dart
index d66ce89..829e625 100644
--- a/lib/argon2_ffi.dart
+++ b/lib/argon2_ffi.dart
@@ -1,53 +1 @@
-import 'dart:async';
-import 'dart:ffi';
-import 'dart:io';
-
-import 'package:ffi/ffi.dart';
-import 'package:flutter/services.dart';
-
-typedef Argon2HashNative = Pointer<Utf8> Function(
-  Pointer<Uint8> key,
-  Uint32 keyLen,
-  Pointer<Uint8> salt,
-  Uint32 saltlen,
-  Uint32 m_cost, // memory cost
-  Uint32 t_cost, // time cost (number iterations)
-  Uint32 parallelism,
-  IntPtr hashlen,
-  Uint8 type,
-  Uint32 version,
-);
-
-typedef Argon2Hash = Pointer<Utf8> Function(
-  Pointer<Uint8> key,
-  int keyLen,
-  Pointer<Uint8> salt,
-  int saltlen,
-  int m_cost, // memory cost
-  int t_cost, // time cost (number iterations)
-  int parallelism,
-  int hashlen,
-  int type,
-  int version,
-);
-
-class Argon2Ffi {
-  int Function(int x, int y) _nativeAdd;
-  Argon2Hash argon2hash;
-
-  Argon2Ffi() {
-    final argon2lib = Platform.isAndroid
-        ? DynamicLibrary.open('libargon2_ffi.so')
-        : Platform.isLinux
-            ? DynamicLibrary.open('libargon2_ffi_plugin.so')
-            : DynamicLibrary.executable();
-    _nativeAdd = argon2lib
-        .lookup<NativeFunction<Int32 Function(Int32, Int32)>>('native_add')
-        .asFunction();
-    argon2hash = argon2lib
-        .lookup<NativeFunction<Argon2HashNative>>('hp_argon2_hash')
-        .asFunction();
-  }
-
-  int addIt(int x, int y) => _nativeAdd(x, y);
-}
+// use argon2_ffi_base
diff --git a/pubspec.lock b/pubspec.lock
index 870fa7e..6f3c0a7 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1,6 +1,15 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  argon2_ffi_base:
+    dependency: "direct main"
+    description:
+      path: "."
+      ref: a867d30e77521012fd68af0208ec9ccc57127d86
+      resolved-ref: a867d30e77521012fd68af0208ec9ccc57127d86
+      url: "https://github.com/hpoul/argon2_ffi_base.git"
+    source: git
+    version: "0.0.1"
   async:
     dependency: transitive
     description:
@@ -150,4 +159,4 @@ packages:
     source: hosted
     version: "2.0.8"
 sdks:
-  dart: ">=2.6.0 <3.0.0"
+  dart: ">=2.7.0 <3.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 01beb43..77921da 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,8 +1,6 @@
 name: argon2_ffi
 description: A new flutter plugin project.
 version: 0.0.1
-author:
-homepage:
 
 environment:
   sdk: ">=2.1.0 <3.0.0"
@@ -10,6 +8,10 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
+  argon2_ffi_base:
+    git: 
+      url: https://github.com/hpoul/argon2_ffi_base.git
+      ref: a867d30e77521012fd68af0208ec9ccc57127d86
   ffi: ^0.1.3
   ffi_helper: ^1.4.0