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HJGL_ZH/BLL/Common/Migrated/GetKey.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Data;
+using System.Configuration;
+using System.Web;
+using System.Web.Security;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Web.UI.WebControls.WebParts;
+using System.Web.UI.HtmlControls;
+using System.Security.Cryptography;
+using System.IO;
+
+
+/// <summary>
+/// Summary description for RsaInfo
+/// </summary>
+public class GetKey
+{
+    public GetKey()
+	{
+		//
+		// TODO: Add constructor logic here
+		//
+	}
+    public static void GetKeyFunction()
+    {
+        string keyFileName = System.Web.HttpContext.Current.Server.MapPath("~/MyXml/");
+        const int keySize = 1024;
+
+        RSACryptoServiceProvider sp = new RSACryptoServiceProvider(keySize);
+
+        string str = sp.ToXmlString(true);
+        string KeyXml = Guid.NewGuid().ToString();
+        System.Web.HttpContext.Current.Session["key"] = KeyXml;
+        TextWriter writer = new StreamWriter(keyFileName + KeyXml + "private.xml");
+        writer.Write(str);
+        writer.Close();
+
+        str = sp.ToXmlString(false);
+        writer = new StreamWriter(keyFileName + KeyXml + "public.xml");
+        writer.Write(str);
+        writer.Close();
+    }
+    public static void GetKeyFunctionAsSession()
+    {
+        const int keySize = 1024;
+
+        RSACryptoServiceProvider sp = new RSACryptoServiceProvider(keySize);
+        System.Web.HttpContext.Current.Session["keys"] = sp.ToXmlString(true);
+    }
+}

HJGL_ZH/BLL/Common/Migrated/RSACrypto.cs

@@ -0,0 +1,77 @@
+//====================================================================
+// This file is generated as part of Web project conversion.
+// The extra class 'RSACrypto' in the code behind file in 'Login.aspx.cs' is moved to this file.
+//====================================================================
+
+
+using System;
+using System.Collections;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Web;
+using System.Web.SessionState;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Web.UI.HtmlControls;
+using System.Configuration;
+using System.Web.Security;
+using System.Security.Cryptography;
+using System.IO;
+using System.Text;
+
+
+namespace CodeName.APPa
+ {
+
+
+	public class RSACrypto
+	{
+		private RSACryptoServiceProvider _sp;
+
+		public RSAParameters ExportParameters(bool includePrivateParameters)
+		{
+			return _sp.ExportParameters(includePrivateParameters);
+		}
+
+		public void InitCrypto(string keyFileName)
+		{
+			CspParameters cspParams = new CspParameters();
+			cspParams.Flags = CspProviderFlags.UseMachineKeyStore;
+			// To avoid repeated costly key pair generation
+			_sp = new RSACryptoServiceProvider(cspParams);
+			string path = keyFileName;
+			System.IO.StreamReader reader = new StreamReader(path);
+			string data = reader.ReadToEnd();
+			_sp.FromXmlString(data);
+		}
+
+		public byte[] Encrypt(string txt)
+		{
+			byte[] result;
+
+			ASCIIEncoding enc = new ASCIIEncoding();
+			int numOfChars = enc.GetByteCount(txt);
+			byte[] tempArray = enc.GetBytes(txt);		
+			result = _sp.Encrypt(tempArray, false);
+
+			return result;	
+		}
+
+		public byte[] Decrypt(byte[] txt)
+		{
+			byte[] result;
+
+			result = _sp.Decrypt(txt, false);
+
+			return result;
+		}
+
+        public void InitCryptoFromXml(string p)
+        {
+            _sp = new RSACryptoServiceProvider(1024);
+            _sp.FromXmlString(p);
+        }
+    }
+
+}

HJGL_ZH/BLL/Common/Migrated/StringHelper.cs

@@ -0,0 +1,103 @@
+//====================================================================
+// This file is generated as part of Web project conversion.
+// The extra class 'StringHelper' in the code behind file in 'Login.aspx.cs' is moved to this file.
+//====================================================================
+
+
+using System;
+using System.Collections;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Web;
+using System.Web.SessionState;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Web.UI.HtmlControls;
+using System.Configuration;
+using System.Web.Security;
+using System.Security.Cryptography;
+using System.IO;
+using System.Text;
+
+
+namespace CodeName.APPa
+ {
+
+
+	public class StringHelper
+	{
+		public static byte[] HexStringToBytes(string hex) 
+		{
+			if (hex.Length==0)
+			{
+				return new byte[] {0};
+			}
+
+			if (hex.Length % 2 == 1)
+			{
+				hex = "0" + hex;
+			}
+
+			byte[] result = new byte[hex.Length/2];
+
+			for (int i=0; i<hex.Length/2; i++)
+			{					
+				result[i] = byte.Parse(hex.Substring(2*i, 2), System.Globalization.NumberStyles.AllowHexSpecifier);
+			}
+
+			return result;
+		}
+
+		public static string BytesToHexString(byte[] input) 
+		{
+			StringBuilder hexString = new StringBuilder(64);
+
+			for (int i = 0; i < input.Length; i++) 
+			{
+				hexString.Append(String.Format("{0:X2}", input[i]));
+			}
+			return hexString.ToString();
+		}
+
+		public static string BytesToDecString(byte[] input)
+		{
+			StringBuilder decString = new StringBuilder(64);
+
+			for (int i = 0; i < input.Length; i++) 
+			{
+				decString.Append(String.Format(i==0?"{0:D3}":"-{0:D3}", input[i]));
+			}
+			return decString.ToString();
+		}
+
+		// Bytes are string
+		public static string ASCIIBytesToString(byte[] input)
+		{
+			System.Text.ASCIIEncoding enc = new ASCIIEncoding();
+			return enc.GetString(input);
+		}
+		public static string UTF16BytesToString(byte[] input)
+		{
+			System.Text.UnicodeEncoding enc = new UnicodeEncoding();
+			return enc.GetString(input);
+		}
+		public static string UTF8BytesToString(byte[] input)
+		{
+			System.Text.UTF8Encoding enc = new UTF8Encoding();
+			return enc.GetString(input);
+		}
+
+		// Base64
+		public static string ToBase64(byte[] input)
+		{
+			return Convert.ToBase64String(input);
+		}
+
+		public static byte[] FromBase64(string base64)
+		{
+			return Convert.FromBase64String(base64);
+		}
+	}
+
+}