/**
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0.
 */
/**
 * TLS Version
 *
 * @module aws-crt
 * @category TLS
 */
export declare enum TlsVersion {
    SSLv3 = 0,
    TLSv1 = 1,
    TLSv1_1 = 2,
    TLSv1_2 = 3,
    TLSv1_3 = 4,
    Default = 128
}
/**
 * @module aws-crt
 * @category I/O
 */
export declare enum SocketType {
    /**
     * A streaming socket sends reliable messages over a two-way connection.
     * This means TCP when used with {@link SocketDomain.IPV4}/{@link SocketDomain.IPV6},
     * and Unix domain sockets when used with {@link SocketDomain.LOCAL }
      */
    STREAM = 0,
    /**
     * A datagram socket is connectionless and sends unreliable messages.
     * This means UDP when used with {@link SocketDomain.IPV4}/{@link SocketDomain.IPV6}.
     * {@link SocketDomain.LOCAL} is not compatible with {@link DGRAM}
     */
    DGRAM = 1
}
/**
 * @module aws-crt
 * @category I/O
 */
export declare enum SocketDomain {
    IPV4 = 0,
    IPV6 = 1,
    LOCAL = 2
}