/// <summary>共通鍵・復号化</summary>
private void button5_Click(object sender, EventArgs e)
{
if (this.rbnASCString.Checked)
{
// String
this.txtASCString.Text =
ASymmetricCryptography.DecryptString(this.txtASCCode.Text, this.txtASCPrivate.Text);
}
else
{
// Bytes
this.txtASCString.Text =
CustomEncode.ByteToString(
ASymmetricCryptography.DecryptBytes(
CustomEncode.FormHexString(this.txtASCCode.Text), this.txtASCPrivate.Text),
CustomEncode.UTF_8);
}
}
public void ToHexStringTest(byte[] bytes)
{
try
{
//convert to string using components of Touryo
string strValue = CustomEncode.ToHexString(bytes);
//convert to byte unsing components of Touryo
byte[] bytesValue = CustomEncode.FormHexString(strValue);
// Check whether it is converted to original byte.
Assert.AreEqual(bytes, bytesValue);
}
catch (Exception ex)
{
// Print a stack trace when an exception occurs.
Console.WriteLine(ex.StackTrace);
throw;
}
}
public void FormHexStringTest(string str)
{
try
{
//convert to byte using components of Touryo
byte[] results = CustomEncode.FormHexString(str);
//convert to string unsing components of Touryo
string strValue = CustomEncode.ToHexString(results);
// Check whether the two strings are equal.
Assert.AreEqual(str, strValue);
}
catch (Exception ex)
{
// Print a stack trace when an exception occurs.
Console.WriteLine(ex.StackTrace);
throw;
}
}
/// <summary>秘密鍵・復号化</summary>
private void button2_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(txtSCSalt.Text))
{
// ソルト無し
if (this.rbnSCString.Checked)
{
// String
this.txtSCString.Text =
SymmetricCryptography.DecryptString(
this.txtSCCode.Text,
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue);
}
else
{
// Bytes
this.txtSCString.Text =
CustomEncode.ByteToString(
SymmetricCryptography.DecryptBytes(
CustomEncode.FormHexString(this.txtSCCode.Text),
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue),
CustomEncode.UTF_8);
}
}
else
{
// ソルト有り
if (this.nudSCStretching.Value == 0)
{
// ストレッチング無し
if (this.rbnSCString.Checked)
{
// String
this.txtSCString.Text
= SymmetricCryptography.DecryptString(
this.txtSCCode.Text,
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue,
CustomEncode.StringToByte(txtSCSalt.Text, CustomEncode.UTF_8));
}
else
{
// Bytes
this.txtSCString.Text =
CustomEncode.ByteToString(
SymmetricCryptography.DecryptBytes(
CustomEncode.FormHexString(this.txtSCCode.Text),
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue,
CustomEncode.StringToByte(txtSCSalt.Text, CustomEncode.UTF_8)),
CustomEncode.UTF_8);
}
}
else
{
// ストレッチング有り
if (this.rbnSCString.Checked)
{
// String
this.txtSCString.Text
= SymmetricCryptography.DecryptString(
this.txtSCCode.Text,
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue,
CustomEncode.StringToByte(txtSCSalt.Text, CustomEncode.UTF_8),
(int)this.nudSCStretching.Value);
}
else
{
// Bytes
this.txtSCString.Text =
CustomEncode.ByteToString(
SymmetricCryptography.DecryptBytes(
CustomEncode.FormHexString(this.txtSCCode.Text),
this.txtSCPassword.Text,
(EnumSymmetricAlgorithm)cbxSCPV.SelectedValue,
CustomEncode.StringToByte(txtSCSalt.Text, CustomEncode.UTF_8),
(int)this.nudSCStretching.Value),
CustomEncode.UTF_8);
}
}
}
}
