Add DESFire authentication with SAM sample

Author: Maxhy

RWCard-DESFire/AuthWithSAMSample.Designer.cs

@@ -0,0 +1,85 @@
+using LibLogicalAccess;
+using LibLogicalAccess.Card;
+using LibLogicalAccess.Reader;
+using System;
+
+namespace RWCard_DESFire
+{
+    public partial class AuthWithSAMSample : LLASample
+    {
+        public AuthWithSAMSample()
+        {
+            InitializeComponent();
+        }
+
+        private DESFireCommands cmd = null;
+
+        public byte GetUnlockKeyNo()
+        {
+            return (byte)nupKeyNo.Value;
+        }
+
+        public DESFireKey GetUnlockKey()
+        {
+            var key = new DESFireKey();
+            key.setKeyType(DESFireKeyType.DF_KEY_AES);
+            key.fromString(tbxKeyValue.Text);
+            return key;
+        }
+
+        public byte GetKeySlot()
+        {
+            return (byte)nupKeySlot.Value;
+        }
+
+        private void btnInit_Click(object sender, System.EventArgs e)
+        {
+            var samConfig = readerSelectionControl.GetReaderConfiguration();
+
+            var ru = ReaderConfig.getReaderUnit() as ISO7816ReaderUnit;
+            if (ru == null)
+                throw new Exception("The Reader Unit needs to be of type ISO7816.");
+
+            // We let know the contactless reader about the SAM reader settings
+            var ruConfig = ru.getConfiguration() as ISO7816ReaderUnitConfiguration;
+            ruConfig.setSAMReaderName(samConfig.getReaderUnit().getName());
+            ruConfig.setSAMUnlockKey(GetUnlockKey(), GetUnlockKeyNo());
+            ruConfig.setSAMType("SAM_AV2");
+            ru.setConfiguration(ruConfig);
+
+            // This is going to connect/unlock the SAM reader/chip as well
+            ru.connectToReader();
+            if (ru.waitInsertion(dfparams.GetTimeout()))
+            {
+                ru.connect();
+                var chip = ru.getSingleChip();
+                if (chip.getGenericCardType() != "DESFire")
+                    throw new Exception("DESFire chip required");
+
+                cmd = (chip as DESFireChip).getDESFireCommands();
+            }
+        }
+
+        private void btnRunAuthenticate_Click(object sender, System.EventArgs e)
+        {
+            cmd.selectApplication(dfparams.GetApplicationID());
+
+            var key = dfparams.GetKey();
+            // Here is where we define to use the SAM for furthers key usage (authenticate/changeKey commands)
+            var ks = new SAMKeyStorage();
+            ks.setKeySlot(GetKeySlot());
+            key.setKeyStorage(ks);
+
+            cmd.authenticate(dfparams.GetKeyNo(), key);
+        }
+
+        private void btnUnInit_Click(object sender, System.EventArgs e)
+        {
+            var ru = ReaderConfig.getReaderUnit();
+            ru.disconnect();
+            ru.waitRemoval(dfparams.GetTimeout());
+            // Will release SAM resources too
+            ru.disconnectFromReader();
+        }
+    }
+}