Merge "Add nsconfig support for WFA CAs"

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.net.config;

import java.io.File;

/**

 * {@link CertificateSource} based on the system WFA CA store.

 * @hide

 */

public final class WfaCertificateSource extends DirectoryCertificateSource {

    private static class NoPreloadHolder {

        private static final WfaCertificateSource INSTANCE = new WfaCertificateSource();

    }

    private WfaCertificateSource() {

        super(new File(System.getenv("ANDROID_ROOT") + "/etc/security/cacerts_wfa"));

    }

    public static WfaCertificateSource getInstance() {

        return NoPreloadHolder.INSTANCE;

    }

    @Override

    protected boolean isCertMarkedAsRemoved(String caFile) {

        return false;

    }

}

            source = SystemCertificateSource.getInstance();

        } else if ("user".equals(sourceString)) {

            source = UserCertificateSource.getInstance();

        } else if ("wfa".equals(sourceString)) {

            source = WfaCertificateSource.getInstance();

        } else {

            throw new ParserException(parser, "Unknown certificates src. "

                    + "Should be one of system|user|@resourceVal");