Integrate yubikey reset method

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/input/RequiredInputParcel.java

@@ -15,7 +15,7 @@ public class RequiredInputParcel implements Parcelable {
 
     public enum RequiredInputType {
         PASSPHRASE, PASSPHRASE_SYMMETRIC, BACKUP_CODE, NFC_SIGN, NFC_DECRYPT,
-        NFC_MOVE_KEY_TO_CARD, ENABLE_ORBOT, UPLOAD_FAIL_RETRY
+        NFC_MOVE_KEY_TO_CARD, NFC_RESET_CARD, ENABLE_ORBOT, UPLOAD_FAIL_RETRY,
     }
 
     public Date mSignatureTime;
@@ -100,6 +100,11 @@ public class RequiredInputParcel implements Parcelable {
                 new byte[][] { encryptedSessionKey }, null, null, masterKeyId, subKeyId);
     }
 
+    public static RequiredInputParcel createNfcReset() {
+        return new RequiredInputParcel(RequiredInputType.NFC_RESET_CARD,
+                null, null, null, null, null);
+    }
+
     public static RequiredInputParcel createRequiredSignPassphrase(
             long masterKeyId, long subKeyId, Date signatureTime) {
         return new RequiredInputParcel(RequiredInputType.PASSPHRASE,

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateYubiKeyImportResetFragment.java

@@ -25,6 +25,7 @@ import java.util.ArrayList;
 import android.app.Activity;
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.Parcelable;
 import android.support.v4.app.Fragment;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -39,6 +40,8 @@ import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
 import org.sufficientlysecure.keychain.operations.results.ImportKeyResult;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
 import org.sufficientlysecure.keychain.service.ImportKeyringParcel;
+import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
+import org.sufficientlysecure.keychain.service.input.RequiredInputParcel;
 import org.sufficientlysecure.keychain.ui.CreateKeyActivity.FragAction;
 import org.sufficientlysecure.keychain.ui.CreateKeyActivity.NfcListenerFragment;
 import org.sufficientlysecure.keychain.ui.base.QueueingCryptoOperationFragment;
@@ -50,6 +53,8 @@ public class CreateYubiKeyImportResetFragment
         extends QueueingCryptoOperationFragment<ImportKeyringParcel, ImportKeyResult>
         implements NfcListenerFragment {
 
+    private static final int REQUEST_CODE_RESET = 0x00005001;
+
     private static final String ARG_FINGERPRINTS = "fingerprint";
     public static final String ARG_AID = "aid";
     public static final String ARG_USER_ID = "user_ids";
@@ -230,7 +235,22 @@ public class CreateYubiKeyImportResetFragment
     }
 
     public void resetCard() {
+        Intent intent = new Intent(getActivity(), NfcOperationActivity.class);
+        intent.putExtra(NfcOperationActivity.EXTRA_SERVICE_INTENT, (Parcelable[]) null);
+        RequiredInputParcel resetP = RequiredInputParcel.createNfcReset();
+        intent.putExtra(NfcOperationActivity.EXTRA_REQUIRED_INPUT, resetP);
+        intent.putExtra(NfcOperationActivity.EXTRA_CRYPTO_INPUT, new CryptoInputParcel());
+        startActivityForResult(intent, REQUEST_CODE_RESET);
+    }
 
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == REQUEST_CODE_RESET && resultCode == Activity.RESULT_OK) {
+            mCreateKeyActivity.loadFragment(null, FragAction.TO_LEFT);
+            return;
+        }
+
+        super.onActivityResult(requestCode, resultCode, data);
     }
 
     @Override

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/NfcOperationActivity.java

@@ -110,10 +110,7 @@ public class NfcOperationActivity extends BaseNfcActivity {
             public void onClick(View v) {
                 resumeTagHandling();
 
-                // obtain passphrase for this subkey
+                obtainPassphraseIfRequired();
-                if (mRequiredInput.mType != RequiredInputParcel.RequiredInputType.NFC_MOVE_KEY_TO_CARD) {
-                    obtainYubiKeyPin(mRequiredInput);
-                }
                 vAnimator.setDisplayedChild(0);
             }
         });
@@ -132,8 +129,13 @@ public class NfcOperationActivity extends BaseNfcActivity {
         mRequiredInput = data.getParcelable(EXTRA_REQUIRED_INPUT);
         mServiceIntent = data.getParcelable(EXTRA_SERVICE_INTENT);
 
+        obtainPassphraseIfRequired();
+    }
+
+    private void obtainPassphraseIfRequired() {
         // obtain passphrase for this subkey
-        if (mRequiredInput.mType != RequiredInputParcel.RequiredInputType.NFC_MOVE_KEY_TO_CARD) {
+        if (mRequiredInput.mType != RequiredInputParcel.RequiredInputType.NFC_MOVE_KEY_TO_CARD
+                && mRequiredInput.mType != RequiredInputParcel.RequiredInputType.NFC_RESET_CARD) {
             obtainYubiKeyPin(mRequiredInput);
         }
     }
@@ -248,6 +250,11 @@ public class NfcOperationActivity extends BaseNfcActivity {
 
                 break;
             }
+            case NFC_RESET_CARD: {
+                nfcResetCard();
+
+                break;
+            }
             default: {
                 throw new AssertionError("Unhandled mRequiredInput.mType");
             }