public void getcommit(ucommit ucom, user u)
{
vtb.AppendText("Commitment request received from " + u.name + "! \n");
if (ucom.getD() < ucom.getcert().getexp())
if (verifyuser(ucom))
if (verifycert(ucom.getcert()))
{
vtb.AppendText("\tCommitment approved, message sent ! \n");
trust = true;
ucomm = ucom;
lastpay = new payment(ucom.getc0(),0);
u.comconfirm(true, this);
if (!(cycleth.IsAlive == true))
cycleth.Start();
}
else
{
vtb.AppendText("\tCertificate Signature Invalid, message sent ! \n");
u.comconfirm(false, this);
}
else
{
vtb.AppendText("\tUser Signature Invalid, message sent ! \n");
u.comconfirm(false, this);
}
else
{
vtb.AppendText("\tCertificate expired, message sent ! \n");
u.comconfirm(false, this);
}
}
public void getrequest(urequest ureq, user u)
{
btb.AppendText("Received request from user: "******" !\n");
DateTime exp = DateTime.Now;
exp = exp.AddMonths(1);
exp = exp.AddDays(1);
//string info = "Certificate generated for user: "******" on " + DateTime.Now;
string info = "Nr. of paywords:1100";
string sigstr = this.ToString() + "," + ureq.getname() + "," + ureq.getmail() + "," + ureq.getkey().ToString() + "," + exp.ToString() + "," + info;
BigInteger sigh = hashf.hash(sigstr);
BigInteger sigB = rsa.createSig(sigh, bpvk);
bcertificate cert = new bcertificate(this, ureq.getname(), ureq.getmail(), ureq.getkey(), exp, info, sigB);
clist.Add(cert);
sendcertificate(cert, u);
}
public void getpayment(payment pay, user u)
{
int i = pay.geti();
BigInteger temp = pay.getci();
vtb.AppendText("Received payment of " + i + "$ from user: "******" !\n");
for (int j = i; j > 0; j--)
temp = hashf.hash(temp.ToString());
if (temp == lastpay.getci())
{
i += lastpay.geti();
lastpay = new payment(pay.getci(), i);
vtb.AppendText("\tPayment approved, message sent !\n");
u.payconfirm(true, this,0);
}
else
{
vtb.AppendText("\tPayment failed, message sent !\n");
u.payconfirm(false, this,i);
}
}
private void Usetbutton_Click(object sender, EventArgs e)
{
User = new user(Unametb.Text, Umaintb.Text, Ucctb.Text);
User.setUIfront(UtextBox, Pleftlabel);
User.loaded();
Ulabel.Text = User.name;
Ureqbutton.Enabled = true;
}
public void sendcertificate(bcertificate c, user u)
{
btb.AppendText("\tRequest aproved. Sent certificate to user: "******" !\n");
u.getcertificate(c);
}
