/// <summary>Constructor</summary>
/// <param name="eaa">EnumDigitalSignAlgorithm</param>
public DigitalSignParam(EnumDigitalSignAlgorithm eaa)
{
AsymmetricAlgorithm aa = null;
HashAlgorithm ha = null;
RsaAndDsaCmnFunc.CreateDigitalSignServiceProvider(eaa, out aa, out ha);
this.AsymmetricAlgorithm = aa;
this.HashAlgorithm = ha;
}
/// <summary>Constructor</summary>
/// <param name="eaa">EnumDigitalSignAlgorithm</param>
public DigitalSignXML(EnumDigitalSignAlgorithm eaa)
{
AsymmetricAlgorithm aa = null;
HashAlgorithm ha = null;
RsaAndDsaCmnFunc.CreateDigitalSignServiceProvider(eaa, out aa, out ha);
this.AsymmetricAlgorithm = aa;
this.HashAlgorithm = ha;
// 秘密鍵をXML形式で取得
this.XMLPrivateKey = this.AsymmetricAlgorithm.ToXmlString(true);
// 公開鍵をXML形式で取得
this.XMLPublicKey = this.AsymmetricAlgorithm.ToXmlString(false);
}
/// <summary>Constructor</summary>
/// <param name="eaa">EnumDigitalSignAlgorithm</param>
/// <param name="xmlKey">string</param>
public DigitalSignXML(EnumDigitalSignAlgorithm eaa, string xmlKey)
{
AsymmetricAlgorithm aa = null;
HashAlgorithm ha = null;
RsaAndDsaCmnFunc.CreateDigitalSignServiceProvider(eaa, out aa, out ha);
if (aa is RSACryptoServiceProvider)
{
RSACryptoServiceProvider rsaCryptoServiceProvider = (RSACryptoServiceProvider)aa;
rsaCryptoServiceProvider.FromXmlString(xmlKey);
this.AsymmetricAlgorithm = rsaCryptoServiceProvider;
}
else if (aa is DSACryptoServiceProvider)
{
DSACryptoServiceProvider dsaCryptoServiceProvider = (DSACryptoServiceProvider)aa;
dsaCryptoServiceProvider.FromXmlString(xmlKey);
this.AsymmetricAlgorithm = dsaCryptoServiceProvider;
}
this.HashAlgorithm = ha;
// 秘密鍵をXML形式で取得
try
{
this.XMLPrivateKey = this.AsymmetricAlgorithm.ToXmlString(true);
}
catch (CryptographicException cex)
{
cex.GetType();
// 潰す（xmlKeyが公開鍵のケース）
}
// 公開鍵をXML形式で取得
this.XMLPublicKey = this.AsymmetricAlgorithm.ToXmlString(false);
}
