/// <summary>
/// 导入ASN格式的密钥
/// </summary>
/// <param name="base64Key"></param>
/// <returns></returns>
public static KeyPair ImportASNKey(string base64Key)
{
var isPrivate = base64Key.Length > 500;
var keyParser = new Cn.Ubingo.Security.Interop.AsnKeyParser(base64Key);
RSAParameters rsaParameters = isPrivate ? keyParser.ParseRSAPrivateKey() : keyParser.ParseRSAPublicKey();
var rsa = new RSACryptoServiceProvider();
rsa.ImportParameters(rsaParameters);
return(new KeyPair(rsa, KeyFormat.ASN));
}
private void _MakesureProvider()
{
if (this._provider != null) return;
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
switch (this._format)
{
case KeyFormat.PEM:
{
this._key = this._key.Replace("-----BEGIN PUBLIC KEY-----", "").Replace("-----END PUBLIC KEY-----", "")
.Replace("-----BEGIN PRIVATE KEY-----", "").Replace("-----END PRIVATE KEY-----", "")
.Replace("\r", "").Replace("\n", "");
goto case KeyFormat.ASN;
}
case KeyFormat.ASN:
{
bool isPrivate = this._key.Length > 500;
AsnKeyParser keyParser = new AsnKeyParser(this._key);
RSAParameters key = isPrivate ? keyParser.ParseRSAPrivateKey() : keyParser.ParseRSAPublicKey();
rsa.ImportParameters(key);
break;
}
case KeyFormat.XML:
{
//_isPrivate = this._key.IndexOf("<D>") > -1;
rsa.FromXmlString(this._key);
break;
}
default:
throw new Exception("no support format");
break;
}
this._provider = rsa;
}
/// <summary>
/// 导入ASN格式的密钥
/// </summary>
/// <param name="base64Key"></param>
/// <returns></returns>
public static KeyPair ImportASNKey(string base64Key)
{
var isPrivate = base64Key.Length > 500;
var keyParser = new Cn.Ubingo.Security.Interop.AsnKeyParser(base64Key);
RSAParameters rsaParameters = isPrivate ? keyParser.ParseRSAPrivateKey() : keyParser.ParseRSAPublicKey();
var rsa = new RSACryptoServiceProvider();
rsa.ImportParameters(rsaParameters);
return new KeyPair(rsa, KeyFormat.ASN);
}