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servicePage.cs
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servicePage.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
public partial class servicePage : UserControl
{
Client p;
tableCollection tabCol;
securityCollection secCol;
tgsServer tgServer;
authServer aServer;
Color ncolor;
rsaServiceServer sServer;
private string encMessage;
private string decMessage;
Form1 f;
mainForm mainPage;
public servicePage(Form1 mf, Client p1, tableCollection tc, securityCollection sc, tgsServer tgs, authServer asp, rsaServiceServer rss, mainForm mPage)
{
InitializeComponent();
this.f = mf;
this.p = p1;
this.tabCol = tc;
this.secCol = sc;
this.tgServer = tgs;
this.aServer = asp;
this.sServer = rss;
this.mainPage = mPage;
}
private void button1_Click(object sender, EventArgs e)
{
/* Client get the encrypted Key CS from Ticket Granting Server
* */
f.printProcess("\n\nGet Encrypted CS Key from Ticket Granting Server", ncolor);
textBox1.Text = p.getCSKey();//user get encrypted key from TGSserver
button6.Enabled = true;
button1.Enabled = false;
}
private void button6_Click(object sender, EventArgs e)
{
/* decrypt the key using TGS key and get CS key
*/
f.printProcess("\n\nDecrypt Key CS using Key TGS (Scenario 13)", ncolor);
textBox5.Text = secCol.getCharString(secCol.decryption(p.getCSKey(), tabCol, p.getTGSKey(), f));
p.setCSKey(secCol.getCharString(secCol.decryption(p.getCSKey(), tabCol, p.getTGSKey(),f)));
button7.Enabled = true;
button6.Enabled = false;
mainPage.setFlag(13);
}
private void button7_Click(object sender, EventArgs e)
{
/* encrypt Service Request message and send it to Service Server.
* show the message on display.
* */
f.printProcess("\n\nCreate request message and ecnrypt the message using Key CS (Scenario 14, 15)", ncolor);
encMessage = secCol.encryption(secCol.getBit(p.getServiceName()), tabCol, p.getCSKey(), f);
textBox11.Text = p.getServiceName();
textBox12.Text = encMessage;
button2.Enabled = true;
button7.Enabled = false;
mainPage.setFlag(14);
mainPage.setFlag(15);
}
private void button2_Click(object sender, EventArgs e)
{
f.printProcess("\n\nSend Request Message to RSA Service Server (Scenario 16)", ncolor);
textBox8.Text = sServer.getTGSSkey();
textBox9.Text = sServer.getCSkey();
textBox2.Text = encMessage;
button5.Enabled = true;
button2.Enabled=false;
mainPage.setFlag(16);
}
private void button5_Click(object sender, EventArgs e)
{
f.printProcess("\n\nDecrypt Key CS, using Key TGS-S (Scenario 17)", ncolor);
string decCSkey = secCol.decryption(sServer.getCSkey(), tabCol, sServer.getTGSSkey(), f);
textBox10.Text = secCol.getCharString(decCSkey);
sServer.setCSkey(secCol.getCharString(decCSkey));
button3.Enabled = true;
button5.Enabled = false;
mainPage.setFlag(17);
}
private void button3_Click(object sender, EventArgs e)
{
/* as RSA server, decrypt the message and show the validity
* 1. Decrypt the message
* 2. Check validity by comparing the message and Service name
* 3. If they are same, it is correct Request
* 4. Activate Accept button to give service to Client.
* */
f.printProcess("\n\nDecrypt Request Message using Key CS (Scenario 18)", ncolor);
f.printProcess("\n\nIf the request message and service name is same then acivate valid button (Scenario 19)", ncolor);
decMessage = secCol.decryption(encMessage, tabCol, sServer.getCSkey(), f); // Decrpyt the message
textBox3.Text = secCol.getCharString(decMessage); //Change the message into Character type string
if (textBox3.Text == sServer.getServiceName()) // Check Validity
{
textBox4.Text = "Valid";
button4.Enabled = true;
}
else
{
textBox4.Text = "invalid";
}
button3.Enabled = false;
mainPage.setFlag(18);
}
private void button4_Click(object sender, EventArgs e)
{
f.printProcess("\n\nProvide Service (Scenario 19)", ncolor);
textBox6.Text = sServer.getPubKey();
textBox7.Text = sServer.getPrvKey();
button4.Enabled = false;
mainPage.setFlag(19);
f.setFlag(5);
}
}
}