<?php
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

/**
 * ͨó
 */
class Constants
{
	//ǩ㷨HmacSha256
    const HMAC_SHA256 = "HmacSHA256";
    //UTF-8
    const ENCODING = "UTF-8";
    //UserAgent
    const USER_AGENT = "demo/aliyun/java";
    //з
    const LF = "\n";
	//ָ1
    const SPE1 = ",";
    //ָ2
    const SPE2 = ":";
    //Ĭʱʱ,λ
    const DEFAULT_TIMEOUT = 1000;
    //ǩϵͳHeaderǰ׺,ָֻǰ׺HeaderŻ뵽ǩ
	const CA_HEADER_TO_SIGN_PREFIX_SYSTEM = "X-Ca-";
}