Merge "Keystore 2.0: Use public API to get Keystore for bluetooth."

import android.annotation.Nullable;

import android.os.Process;

import android.os.SystemProperties;

import android.security.keystore.AndroidKeyStoreProvider;

import android.security.keystore.KeyGenParameterSpec;

import android.security.keystore.KeyProperties;

import android.util.Log;

import java.security.NoSuchProviderException;

import java.security.ProviderException;

import java.security.UnrecoverableEntryException;

import java.security.cert.CertificateException;

import java.util.Base64;

import java.util.HashMap;

import java.util.LinkedList;

        while ((counter <= TRY_MAX) && (keyStore == null)) {

            try {

                keyStore = AndroidKeyStoreProvider.getKeyStoreForUid(Process.BLUETOOTH_UID);

            } catch (NoSuchProviderException e) {

                reportKeystoreException(e, "cannot find crypto provider");

            } catch (KeyStoreException e) {

                reportKeystoreException(e, "cannot find the keystore");

                keyStore = KeyStore.getInstance("AndroidKeyStore");

                keyStore.load(null);

            } catch (KeyStoreException | CertificateException | NoSuchAlgorithmException

                    | IOException e) {

                reportKeystoreException(e, "cannot open keystore");

            }

            counter++;

        }