初始化

bin/aliyun-log-csharp-sdk-master/SLSSDK/Common/Authentication/HmacSHA1Signature.cs

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) Alibaba Cloud Computing
+ * All rights reserved.
+ * 
+ * 版权所有 （C）阿里云计算有限公司
+ */
+
+using System;
+using System.Diagnostics;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace Aliyun.Api.LOG.Common.Authentication
+{
+    internal class HmacSHA1Signature : ServiceSignature
+    {
+        private Encoding _encoding = Encoding.UTF8;
+
+        public override string SignatureMethod
+        {
+            get { return "HmacSHA1"; }
+        }
+
+        public override string SignatureVersion
+        {
+            get { return "1"; }
+        }
+
+        public HmacSHA1Signature()
+        {
+        }
+
+        protected override string ComputeSignatureCore(string key, string data)
+        {
+            Debug.Assert(!string.IsNullOrEmpty(data));
+
+            using (KeyedHashAlgorithm algorithm = KeyedHashAlgorithm.Create(
+                this.SignatureMethod.ToString().ToUpperInvariant()))
+            {
+                algorithm.Key = _encoding.GetBytes(key.ToCharArray());
+                return Convert.ToBase64String(
+                    algorithm.ComputeHash(_encoding.GetBytes(data.ToCharArray())));
+            }
+        }
+
+    }
+}