session-android/libsession/src/main/java/org/session/libsession/utilities/ProfileKeyUtil.java

46 lines
1.3 KiB
Java

package org.session.libsession.utilities;
import android.content.Context;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import org.session.libsignal.utilities.Base64;
import org.session.libsession.utilities.TextSecurePreferences;
import org.session.libsession.utilities.Util;
import java.io.IOException;
public class ProfileKeyUtil {
public static synchronized @NonNull byte[] getProfileKey(@NonNull Context context) {
try {
String encodedProfileKey = TextSecurePreferences.getProfileKey(context);
if (encodedProfileKey == null) {
encodedProfileKey = Util.getSecret(32);
TextSecurePreferences.setProfileKey(context, encodedProfileKey);
}
return Base64.decode(encodedProfileKey);
} catch (IOException e) {
throw new AssertionError(e);
}
}
public static synchronized @NonNull byte[] getProfileKeyFromEncodedString(String encodedProfileKey) {
try {
return Base64.decode(encodedProfileKey);
} catch (IOException e) {
throw new AssertionError(e);
}
}
public static synchronized @NonNull String generateEncodedProfileKey(@NonNull Context context) {
return Util.getSecret(32);
}
public static synchronized void setEncodedProfileKey(@NonNull Context context, @Nullable String key) {
TextSecurePreferences.setProfileKey(context, key);
}
}