/// <summary>读取密钥</summary>
/// <param name="file">文件</param>
/// <param name="generate">是否生成</param>
/// <returns></returns>
public Boolean ReadKey(String file, Boolean generate = false)
{
if (file.IsNullOrEmpty())
{
return(false);
}
file = file.GetFullPath();
if (File.Exists(file))
{
Key = File.ReadAllText(file);
if (!Key.IsNullOrEmpty())
{
return(true);
}
}
if (!generate || !file.EndsWithIgnoreCase(".prvkey"))
{
return(false);
}
var ss = DSAHelper.GenerateKey();
File.WriteAllText(file.EnsureDirectory(true), ss[0]);
file = Path.ChangeExtension(file, ".pubkey");
File.WriteAllText(file, ss[1]);
Key = ss[0];
return(true);
}
private void btnDSA_Click(Object sender, EventArgs e)
{
var buf = GetBytes();
var key = rtPass.Text;
if (key.Length < 100)
{
key = DSAHelper.GenerateKey().First();
rtPass.Text = key;
}
buf = DSAHelper.Sign(buf, key);
SetResult(buf);
}
private void btnDSA_Click(Object sender, EventArgs e)
{
var buf = GetBytes();
var key = rtPass.Text;
if (key.Length < 100)
{
key = DSAHelper.GenerateKey().First();
rtPass.Text = key;
}
buf = DSAHelper.Sign(buf, key);
rtResult.Text = buf.ToHex() + Environment.NewLine + Environment.NewLine + buf.ToBase64();
}