48 lines
1.5 KiB
C#
48 lines
1.5 KiB
C#
using COMMON;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading.Tasks;
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namespace SERVER
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{
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/// <summary>
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/// MD5校验
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/// </summary>
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public static class MD5Verify
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{
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public static string getMD5Hash(Stream oFileStream)
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{
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string strResult = "";
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string strHashData = "";
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byte[] arrbytHashValue;
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//System.IO.FileStream oFileStream = null;
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System.Security.Cryptography.MD5CryptoServiceProvider oMD5Hasher = new System.Security.Cryptography.MD5CryptoServiceProvider();
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try
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{
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//oFileStream = new System.IO.FileStream(pathName, System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.ReadWrite);
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arrbytHashValue = oMD5Hasher.ComputeHash(oFileStream);//计算指定Stream 对象的哈希值
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oFileStream.Close();
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//由以连字符分隔的十六进制对构成的String，其中每一对表示value 中对应的元素；例如“F-2C-4A”
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strHashData = System.BitConverter.ToString(arrbytHashValue);
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//替换-
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strHashData = strHashData.Replace("-", "");
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strResult = strHashData;
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}
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catch (System.Exception ex)
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{
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LogHelp.Error("MD5校验失败"+ex.ToString());
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}
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return strResult;
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}
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}
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}
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