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47 lines
1.2 KiB
47 lines
1.2 KiB
/*
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* Copyright (C) Alibaba Cloud Computing
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* All rights reserved.
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*
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* 版权所有 （C）阿里云计算有限公司
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*/
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using System;
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using System.Diagnostics;
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using System.Security.Cryptography;
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using System.Text;
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namespace Aliyun.Api.LOG.Common.Authentication
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{
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internal class HmacSHA1Signature : ServiceSignature
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{
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private Encoding _encoding = Encoding.UTF8;
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public override string SignatureMethod
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{
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get { return "HmacSHA1"; }
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}
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public override string SignatureVersion
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{
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get { return "1"; }
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}
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public HmacSHA1Signature()
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{
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}
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protected override string ComputeSignatureCore(string key, string data)
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{
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Debug.Assert(!string.IsNullOrEmpty(data));
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using (KeyedHashAlgorithm algorithm = KeyedHashAlgorithm.Create(
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this.SignatureMethod.ToString().ToUpperInvariant()))
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{
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algorithm.Key = _encoding.GetBytes(key.ToCharArray());
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return Convert.ToBase64String(
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algorithm.ComputeHash(_encoding.GetBytes(data.ToCharArray())));
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}
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}
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}
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}
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