/*
 * Copyright 2018-2022 the original author or authors.
 *
 * 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
 *
 *      https://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 io.r2dbc.mssql.client.ssl;

import io.r2dbc.mssql.message.Message;
import io.r2dbc.mssql.message.token.Login7;

/**
 * Represents the SSL state aspect of a connection.
 *
 * @author Mark Paluch
 */
public enum SslState implements Message {

    /**
     * SSL not enabled (default).
     */
    OFF,

    /**
     * SSL handshake negotiated.
     */
    NEGOTIATED,

    /**
     * SSL requested during the {@link Login7} message only.
     */
    LOGIN_ONLY,

    /**
     * SSL requested for the entire connection.
     */
    CONNECTION,

    /**
     * SSL disabled once it was used for the login message.
     */
    AFTER_LOGIN_ONLY
}
