X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/425626ef9475cbc90ef8ada95dee172389baf521..c72aeed8bba4d5ca873b36b4edb2b8eda9c24ec7:/src/main/java/org/asamk/signal/manager/helper/PinHelper.java

diff --git a/src/main/java/org/asamk/signal/manager/helper/PinHelper.java b/src/main/java/org/asamk/signal/manager/helper/PinHelper.java
deleted file mode 100644
index 47ee6b40..00000000
--- a/src/main/java/org/asamk/signal/manager/helper/PinHelper.java
+++ /dev/null
@@ -1,90 +0,0 @@
-package org.asamk.signal.manager.helper;
-
-import org.asamk.signal.manager.util.PinHashing;
-import org.whispersystems.signalservice.api.KbsPinData;
-import org.whispersystems.signalservice.api.KeyBackupService;
-import org.whispersystems.signalservice.api.KeyBackupServicePinException;
-import org.whispersystems.signalservice.api.KeyBackupSystemNoDataException;
-import org.whispersystems.signalservice.api.kbs.HashedPin;
-import org.whispersystems.signalservice.api.kbs.MasterKey;
-import org.whispersystems.signalservice.internal.contacts.crypto.UnauthenticatedResponseException;
-import org.whispersystems.signalservice.internal.contacts.entities.TokenResponse;
-import org.whispersystems.signalservice.internal.push.LockedException;
-
-import java.io.IOException;
-
-public class PinHelper {
-
-    private final KeyBackupService keyBackupService;
-
-    public PinHelper(final KeyBackupService keyBackupService) {
-        this.keyBackupService = keyBackupService;
-    }
-
-    public void setRegistrationLockPin(
-            String pin, MasterKey masterKey
-    ) throws IOException, UnauthenticatedResponseException {
-        final KeyBackupService.PinChangeSession pinChangeSession = keyBackupService.newPinChangeSession();
-        final HashedPin hashedPin = PinHashing.hashPin(pin, pinChangeSession);
-
-        pinChangeSession.setPin(hashedPin, masterKey);
-        pinChangeSession.enableRegistrationLock(masterKey);
-    }
-
-    public void removeRegistrationLockPin() throws IOException, UnauthenticatedResponseException {
-        final KeyBackupService.PinChangeSession pinChangeSession = keyBackupService.newPinChangeSession();
-        pinChangeSession.removePin();
-    }
-
-    public KbsPinData getRegistrationLockData(
-            String pin,
-            LockedException e
-    ) throws IOException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
-        String basicStorageCredentials = e.getBasicStorageCredentials();
-        if (basicStorageCredentials == null) {
-            return null;
-        }
-
-        return getRegistrationLockData(pin, basicStorageCredentials);
-    }
-
-    private KbsPinData getRegistrationLockData(
-            String pin,
-            String basicStorageCredentials
-    ) throws IOException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
-        TokenResponse tokenResponse = keyBackupService.getToken(basicStorageCredentials);
-        if (tokenResponse == null || tokenResponse.getTries() == 0) {
-            throw new IOException("KBS Account locked");
-        }
-
-        KbsPinData registrationLockData = restoreMasterKey(pin, basicStorageCredentials, tokenResponse);
-        if (registrationLockData == null) {
-            throw new AssertionError("Failed to restore master key");
-        }
-        return registrationLockData;
-    }
-
-    private KbsPinData restoreMasterKey(
-            String pin, String basicStorageCredentials, TokenResponse tokenResponse
-    ) throws IOException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
-        if (pin == null) return null;
-
-        if (basicStorageCredentials == null) {
-            throw new AssertionError("Cannot restore KBS key, no storage credentials supplied");
-        }
-
-        KeyBackupService.RestoreSession session = keyBackupService.newRegistrationSession(basicStorageCredentials,
-                tokenResponse);
-
-        try {
-            HashedPin hashedPin = PinHashing.hashPin(pin, session);
-            KbsPinData kbsData = session.restorePin(hashedPin);
-            if (kbsData == null) {
-                throw new AssertionError("Null not expected");
-            }
-            return kbsData;
-        } catch (UnauthenticatedResponseException e) {
-            throw new IOException(e);
-        }
-    }
-}