static void QuodEratDemonstrandum()
{
bool AliceToBob = true;
LicenseService Bob = new LicenseService();
if (AliceToBob)
{
using (LicenseGenerator Alice = new LicenseGenerator()) {
string text64 = Bob.EncryptSessionKeyByRSA("How can it be", Alice.Public_KeyUsed);
byte[] buff = Convert.FromBase64String(text64);
Report("Local Result = [{0}]", Alice.DecryptSessionKeyByRSA(text64));
}
}
else
{
using (LicenseGenerator Alice = new LicenseGenerator()) {
string text64 = Alice.EncryptSessionKeyByRSA("How can it be", Bob.GetPublicKey());
Report("Result = [{0}]", Bob.DecryptSessionKeyByRSA(text64));
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!String.IsNullOrEmpty(Request.QueryString["days"]))
{
try{
using (LicenseGenerator Lg = new LicenseGenerator()){
double value = double.Parse(Request.QueryString["days"]);
DateTime test = DateTime.Today.AddDays(value);
DateTime expire = new DateTime(test.Year, test.Month, test.Day, 23, 59, 59);
string text = Lg.EncryptSessionKeyByRSA(String.Format("{0} {1}", expire.ToLongDateString(), expire.ToLongTimeString()));
Report("{0}", String.Format("//試用期限{0:yyyy年MM月dd日}までのライセンス・キーです。", expire));
Report(@"COM1.LicenseKey=COM2.LicenseKey=""{0}"";", text);
}
}catch (Exception ex) {
Report(ex);
}
}
else
{
Response.Redirect("LicenseService.asmx");
}
}
public string EncryptSessionKeyByRSA(string text, string keyToUse)
{
using (LicenseGenerator Lg = new LicenseGenerator()){
return(Lg.EncryptSessionKeyByRSA(text, keyToUse));
}
}
