bingo 项目提交

Assets/BingoBrain/ToolKit/MD5Kit.cs

@@ -0,0 +1,71 @@
+using System;
+using System.IO;
+using System.Text;
+using System.Security.Cryptography;
+
+public class MD5Kit
+{
+    public static string GetFileMD5(string file)
+    {
+        try
+        {
+            var fs = new FileStream(file, FileMode.Open);
+            MD5 md5 = new MD5CryptoServiceProvider();
+            var retVal = md5.ComputeHash(fs);
+            fs.Close();
+
+            var sb = new StringBuilder();
+            foreach (var str in retVal)
+            {
+                sb.Append(str.ToString("X2"));
+            }
+
+            return sb.ToString();
+        }
+        catch (Exception ex)
+        {
+            throw new Exception("GetFileMD5 fail error: " + ex.Message);
+        }
+    }
+    
+    /// <summary>
+    /// 字符串MD5加密
+    /// </summary>
+    /// <param name="text">要加密的字符串</param>
+    /// <returns>密文</returns>
+    public static string MD5String1(string text)
+    {
+        var buffer = Encoding.Default.GetBytes(text);
+        var check = new MD5CryptoServiceProvider();
+        var somme = check.ComputeHash(buffer);
+        var result = new StringBuilder();
+        foreach (var a in somme)
+        {
+            // 将字节转换成16进制表示的字符串
+            var value = a.ToString("X");
+            if (a < 16)
+            {
+                result.Append(0);
+                result.Append(value);
+            }
+            else
+            {
+                result.Append(value);
+            }
+        }
+
+        return result.ToString().ToLower();
+    }
+           public static string GetStringMD5(string str)
+    {
+        if (string.IsNullOrEmpty(str))
+        {
+            return null;
+        }
+        MD5 md5 = new MD5CryptoServiceProvider();
+        byte[] bytResult = md5.ComputeHash(Encoding.UTF8.GetBytes(str));
+        string strResult = BitConverter.ToString(bytResult);
+        strResult = strResult.Replace("-", string.Empty);
+        return strResult;
+    }
+}