Examples with CryptoException co.krypt.krypton.exception.CryptoException used on opensource projects

Example 16 with CryptoException

use of co.krypt.krypton.exception.CryptoException in project krypton-android by kryptco.

the class VerifyEmailFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    final View rootView = inflater.inflate(R.layout.fragment_teams_onboarding_verify_email, container, false);
    Button cancelButton = rootView.findViewById(R.id.cancelButton);
    cancelButton.setOnClickListener(v -> {
        progress.resetAndDeleteTeam(v.getContext());
        getActivity().finish();
    });
    ProgressBar progressBar = rootView.findViewById(R.id.progressBar);
    progressBar.setAlpha(0);
    Button submitButton = rootView.findViewById(R.id.submitButton);
    Button changeButton = rootView.findViewById(R.id.changeButton);
    Button resendButton = rootView.findViewById(R.id.resendButton);
    AppCompatTextView checkYourEmailText = rootView.findViewById(R.id.checkYourEmailText);
    AppCompatTextView checkYourEmailSubtext = rootView.findViewById(R.id.checkYourEmailSubtext);
    AppCompatEditText emailEditText = rootView.findViewById(R.id.profileEmail);
    InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
    Runnable onSubmitUI = () -> {
        emailEditText.setEnabled(false);
        emailEditText.clearFocus();
        if (imm != null) {
            imm.hideSoftInputFromWindow(emailEditText.getWindowToken(), 0);
        }
        progressBar.animate().alpha(1).setDuration(1000).start();
        submitButton.setEnabled(false);
        submitButton.animate().alpha(0).setDuration(500).start();
        checkYourEmailSubtext.animate().alpha(0).setDuration(500).start();
        checkYourEmailText.animate().alpha(0).setDuration(500).start();
    };
    Runnable onEditUI = () -> {
        emailEditText.setEnabled(true);
        submitButton.animate().alpha(1).setDuration(500).start();
        changeButton.animate().alpha(0).setDuration(500).start();
        resendButton.animate().alpha(0).setDuration(500).start();
        submitButton.setEnabled(true);
        changeButton.setEnabled(false);
        resendButton.setEnabled(false);
        checkYourEmailSubtext.animate().alpha(0).setDuration(500).start();
        checkYourEmailText.animate().alpha(0).setDuration(500).start();
        progressBar.animate().alpha(0).setDuration(500).start();
    };
    Runnable onSuccessUI = () -> {
        progressBar.animate().alpha(0).setDuration(500).start();
        changeButton.animate().alpha(1).setDuration(1000).start();
        resendButton.animate().alpha(1).setDuration(1000).start();
        submitButton.animate().alpha(0).setDuration(500).start();
        changeButton.setEnabled(true);
        resendButton.setEnabled(true);
        checkYourEmailSubtext.animate().alpha(1).setDuration(500).start();
        checkYourEmailText.animate().alpha(1).setDuration(500).start();
    };
    Runnable focusEmail = () -> {
        onEditUI.run();
        emailEditText.requestFocus();
        if (imm != null) {
            imm.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
        }
    };
    Runnable onErrorUI = () -> {
        focusEmail.run();
        Toast.makeText(getContext(), "Error sending email verification.", Toast.LENGTH_SHORT).show();
    };
    submitButton.setAlpha(1);
    changeButton.setAlpha(0);
    resendButton.setAlpha(0);
    checkYourEmailSubtext.setAlpha(0);
    checkYourEmailText.setAlpha(0);
    changeButton.setEnabled(false);
    resendButton.setEnabled(false);
    AppCompatTextView teamName = rootView.findViewById(R.id.teamName);
    teamName.setText(progress.getTeamOnboardingData().decryptInviteOutput.teamName);
    String initialEmail = Silo.shared(getContext().getApplicationContext()).meStorage().load().email;
    emailEditText.setText(initialEmail);
    final Sigchain.IndirectInvitationRestriction restriction = progress.getTeamOnboardingData().decryptInviteOutput.indirectInvitationSecret.restriction;
    Runnable requestEmailChallenge = () -> {
        final String email = emailEditText.getEditableText().toString();
        if (!Email.verifyEmailPattern.matcher(email).matches()) {
            Toast.makeText(getContext(), "Please enter a valid email.", Toast.LENGTH_SHORT).show();
            return;
        }
        if (!restriction.isSatisfiedByEmail(email)) {
            if (restriction.domain != null) {
                Toast.makeText(getContext(), "Email must end with @" + restriction.domain, Toast.LENGTH_SHORT).show();
            } else if (restriction.emails != null) {
                Toast.makeText(getContext(), "Invite link not valid for this email address.", Toast.LENGTH_SHORT).show();
            }
            return;
        }
        onSubmitUI.run();
        new Thread(() -> {
            MeStorage meStorage = Silo.shared(getContext()).meStorage();
            try {
                meStorage.setEmail(email);
            } catch (CryptoException e) {
                co.krypt.krypton.uiutils.Error.shortToast(getContext(), "Failed to set email: " + e.getMessage());
                e.printStackTrace();
                return;
            }
            Profile me = meStorage.load();
            progress.updateTeamData((s, d) -> {
                if (s.equals(JoinStage.VERIFY_EMAIL)) {
                    d.profile = me;
                    Log.i(TAG, "requesting email challenge...");
                    try {
                        final Sigchain.NativeResult<JsonObject> result = TeamDataProvider.requestEmailChallenge(getContext(), email);
                        emailEditText.post(() -> {
                            if (result.success != null) {
                                Log.i(TAG, "request email challenge success");
                                onSuccessUI.run();
                            } else {
                                Log.i(TAG, "request email challenge failure");
                                onErrorUI.run();
                            }
                        });
                        if (result.success != null) {
                            return JoinStage.CHALLENGE_EMAIL_SENT;
                        } else {
                            return s;
                        }
                    } catch (Native.NotLinked notLinked) {
                        notLinked.printStackTrace();
                    }
                }
                return s;
            });
        }).start();
    };
    final Runnable setSelectionBeforeDomain = () -> {
        String currentEmail = emailEditText.getText().toString();
        if (restriction.domain != null) {
            String domainSuffix = "@" + restriction.domain;
            if (currentEmail.length() >= domainSuffix.length()) {
                if (emailEditText.getSelectionStart() == emailEditText.getSelectionEnd()) {
                    if (emailEditText.getSelectionStart() > currentEmail.length() - domainSuffix.length()) {
                        emailEditText.setSelection(currentEmail.length() - domainSuffix.length());
                    }
                }
            }
        }
    };
    emailEditText.setOnEditorActionListener((v, i, ev) -> {
        requestEmailChallenge.run();
        return false;
    });
    // focus before adding listener
    focusEmail.run();
    setSelectionBeforeDomain.run();
    emailEditText.setOnFocusChangeListener((view, b) -> {
        if (view.isEnabled()) {
            if (b) {
                setSelectionBeforeDomain.run();
            }
        }
    });
    emailEditText.setOnClickListener(v -> setSelectionBeforeDomain.run());
    final AtomicReference<String> lastEmail = new AtomicReference<>(new String(emailEditText.getText().toString()));
    if (!restriction.isSatisfiedByEmail(lastEmail.get())) {
        if (restriction.domain != null) {
            lastEmail.set("@" + restriction.domain);
        } else if (restriction.emails != null && restriction.emails.length == 1) {
            lastEmail.set(restriction.emails[0]);
        } else {
            lastEmail.set("");
        }
        emailEditText.setText(lastEmail.get());
    }
    final Runnable updateTextColor = () -> {
        if (Email.verifyEmailPattern.matcher(emailEditText.getText()).matches()) {
            emailEditText.setTextColor(getContext().getColor(R.color.appGreen));
        } else {
            emailEditText.setTextColor(getContext().getColor(R.color.appGray));
        }
    };
    updateTextColor.run();
    final TextWatcher domainCheck = new TextWatcher() {

        @Override
        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            lastEmail.set(s.toString());
        }

        @Override
        public void onTextChanged(CharSequence s, int start, int before, int count) {
            updateTextColor.run();
        }

        @Override
        public void afterTextChanged(Editable s) {
            if (restriction.domain != null) {
                if (!s.toString().endsWith("@" + restriction.domain)) {
                    emailEditText.removeTextChangedListener(this);
                    s.clear();
                    s.append(lastEmail.get());
                    setSelectionBeforeDomain.run();
                    emailEditText.addTextChangedListener(this);
                    Toast.makeText(getContext(), "Email must end with @" + restriction.domain, Toast.LENGTH_SHORT).show();
                }
            }
        }
    };
    emailEditText.addTextChangedListener(domainCheck);
    resendButton.setOnClickListener(v -> {
        requestEmailChallenge.run();
    });
    changeButton.setOnClickListener(v -> {
        focusEmail.run();
    });
    submitButton.setOnClickListener(v -> requestEmailChallenge.run());
    return rootView;
}

Example 17 with CryptoException

use of co.krypt.krypton.exception.CryptoException in project krypton-android by kryptco.

the class GenerateFragment method next.

private void next() {
    KeyType keyType = null;
    if (keyTypeButton.getText().equals(getString(R.string.ed25519_key_type))) {
        keyType = KeyType.Ed25519;
    } else if (keyTypeButton.getText().equals(getString(R.string.rsa_key_type))) {
        keyType = KeyType.RSA;
    } else {
        keyType = KeyType.RSA;
    }
    final KeyType finalKeyType = keyType;
    final FragmentActivity context = getActivity();
    final OnboardingProgress progress = new OnboardingProgress(getContext());
    progress.setStage(OnboardingStage.GENERATING);
    new Analytics(context).postEvent("onboard", "generate tapped", null, null, false);
    final long startMillis = System.currentTimeMillis();
    final GeneratingFragment generatingFragment = new GeneratingFragment();
    getActivity().getSupportFragmentManager().beginTransaction().setCustomAnimations(R.anim.enter_from_right, R.anim.exit_to_left).replace(R.id.activity_onboarding, generatingFragment).commit();
    final Fragment self = this;
    new Thread(new Runnable() {

        @Override
        public void run() {
            try {
                final long start = System.currentTimeMillis();
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                SSHKeyPairI pair = KeyManager.loadOrGenerateKeyPair(context, finalKeyType, KeyManager.ME_TAG);
                new MeStorage(context).set(new Profile("", pair.publicKeySSHWireFormat(), null, null));
                final long genTime = System.currentTimeMillis() - start;
                new Analytics(context).postEvent("keypair", "generate", null, (int) (genTime / 1000), false);
                if (genTime < 5000) {
                    try {
                        Thread.sleep(5000 - genTime);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
                generatingFragment.onGenerate();
                try {
                    Thread.sleep(500);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                progress.setStage(OnboardingStage.ENTER_EMAIL);
                EnterEmailFragment enterEmailFragment = new EnterEmailFragment();
                final FragmentActivity activity = context;
                if (activity != null && !activity.isDestroyed() && !activity.isFinishing()) {
                    activity.getSupportFragmentManager().beginTransaction().setCustomAnimations(R.anim.enter_from_right, R.anim.exit_to_left).hide(generatingFragment).add(R.id.activity_onboarding, enterEmailFragment).show(enterEmailFragment).commitAllowingStateLoss();
                }
            } catch (InvalidKeyException | IOException | CryptoException | UnsupportedOperationException | IllegalArgumentException e) {
                e.printStackTrace();
                progress.reset();
                final FragmentActivity activity = context;
                if (activity != null && !activity.isDestroyed() && !activity.isFinishing()) {
                    GenerateFragment generateFragment = new GenerateFragment();
                    if (finalKeyType == KeyType.RSA) {
                        Bundle args = new Bundle();
                        args.putString(DEFAULT_KEY_TYPE_KEY, activity.getString(R.string.ed25519_key_type));
                        generateFragment.setArguments(args);
                        activity.runOnUiThread(new Runnable() {

                            @Override
                            public void run() {
                                Toast.makeText(activity, "Error generating rsa key, try again to generate an ed25519 key.", Toast.LENGTH_LONG).show();
                            }
                        });
                    }
                    activity.getSupportFragmentManager().beginTransaction().setCustomAnimations(R.anim.enter_from_right, R.anim.exit_to_left).replace(R.id.activity_onboarding, generateFragment).commitAllowingStateLoss();
                }
            }
        }
    }).start();
}

Example 18 with CryptoException

use of co.krypt.krypton.exception.CryptoException in project krypton-android by kryptco.

the class RSASSHKeyPair method getSignerAndPrepareData.

public Pair<Signature, byte[]> getSignerAndPrepareData(String digest, byte[] data) throws CryptoException, NoSuchAlgorithmException, InvalidKeySpecException, NoSuchProviderException {
    KeyFactory factory = KeyFactory.getInstance(keyPair.getPrivate().getAlgorithm(), "AndroidKeyStore");
    KeyInfo keyInfo;
    keyInfo = factory.getKeySpec(keyPair.getPrivate(), KeyInfo.class);
    Signature signer;
    if (Arrays.asList(keyInfo.getDigests()).contains(digest)) {
        switch(digest) {
            case KeyProperties.DIGEST_SHA1:
                signer = Signature.getInstance("SHA1withRSA");
                break;
            case KeyProperties.DIGEST_SHA256:
                signer = Signature.getInstance("SHA256withRSA");
                break;
            case KeyProperties.DIGEST_SHA512:
                signer = Signature.getInstance("SHA512withRSA");
                break;
            default:
                throw new CryptoException("Unsupported digest: " + digest);
        }
    } else {
        // fall back to NONEwithRSA for backwards compatibility
        signer = Signature.getInstance("NONEwithRSA");
        switch(digest) {
            case KeyProperties.DIGEST_SHA1:
                data = SHA1.digestPrependingOID(data);
                break;
            case KeyProperties.DIGEST_SHA256:
                data = SHA256.digestPrependingOID(data);
                break;
            case KeyProperties.DIGEST_SHA512:
                data = SHA512.digestPrependingOID(data);
                break;
            default:
                throw new CryptoException("Unsupported digest: " + digest);
        }
    }
    return new Pair<>(signer, data);
}

Example 19 with CryptoException

use of co.krypt.krypton.exception.CryptoException in project krypton-android by kryptco.

the class RSASSHKeyPair method signDigestAppendingPubkey.

public byte[] signDigestAppendingPubkey(byte[] data, String algo) throws CryptoException {
    try {
        ByteArrayOutputStream dataWithPubkey = new ByteArrayOutputStream();
        dataWithPubkey.write(data);
        dataWithPubkey.write(SSHWire.encode(publicKeySSHWireFormat()));
        byte[] signaturePayload = dataWithPubkey.toByteArray();
        String digest = getDigestForAlgo(algo);
        return signDigest(digest, signaturePayload);
    } catch (IOException | NoSuchAlgorithmException | InvalidKeyException | NoSuchProviderException | SignatureException | InvalidKeySpecException e) {
        e.printStackTrace();
        throw new CryptoException(e);
    }
}

Example 20 with CryptoException

use of co.krypt.krypton.exception.CryptoException in project krypton-android by kryptco.

the class SHA512 method digestPrependingOID.

public static byte[] digestPrependingOID(byte[] data) throws CryptoException {
    MessageDigest sha512 = null;
    try {
        sha512 = MessageDigest.getInstance("SHA-512");
    } catch (NoSuchAlgorithmException e) {
        throw new CryptoException(e.getMessage());
    }
    ByteArrayOutputStream oidWithDigest = new ByteArrayOutputStream();
    try {
        oidWithDigest.write(PKCS1_PADDING);
        oidWithDigest.write(sha512.digest(data));
    } catch (IOException e) {
        e.printStackTrace();
    }
    return oidWithDigest.toByteArray();
}