public static byte[] ExportSubjectPublicKeyInfo(this ECDsa ecdsa, AsnFormat format)
{
return(format switch
{
AsnFormat.Der => ecdsa.ExportSubjectPublicKeyInfo(),
AsnFormat.Pem => PemFormater.ToPemBytes(ecdsa.ExportSubjectPublicKeyInfo(), "PUBLIC KEY"),
_ => ThrowHelpers.NotImplemented <byte[]>(nameof(ECDsaExtensions))
});
public static byte[] ExportSubjectPublicKeyInfo(this ECDsa rsa, AsnFormat format)
{
return(format switch
{
AsnFormat.Der => rsa.ExportSubjectPublicKeyInfo(),
AsnFormat.Pem => PemFormater.ToPemBytes(rsa.ExportSubjectPublicKeyInfo(), "PUBLIC KEY"),
_ => throw new NotImplementedException()
});
public void GetEncoded(AsnFormat format)
{
X509Certificate2 certificate = CertificateGenerator.Create("X509Certificate2ExtensionsTests");
byte[] encoded = certificate.GetEncoded(format);
X509Certificate2 result = new X509Certificate2(encoded);
Assert.IsNotNull(result);
}
private void CheckFormat(AsnFormat format, byte[] data)
{
byte[] pemStart = Encoding.ASCII.GetBytes("-----BEGIN ");
if (format == AsnFormat.Der)
{
if (this.StatWith(data, pemStart))
{
Assert.Fail("Excepted data format is {0} but is not match to {1}", format, Convert.ToBase64String(data));
}
}
if (format == AsnFormat.Pem)
{
if (!this.StatWith(data, pemStart))
{
Assert.Fail("Excepted data format is {0} but is not match to {1}", format, Convert.ToBase64String(data));
}
}
}
public void ExportRSAPrivateKey(AsnFormat format)
{
using RSA rsa = RSA.Create(2048);
byte[] exported = rsa.ExportRSAPrivateKey(format);
if (format == AsnFormat.Der)
{
AsymmetricKeyParameter info = PrivateKeyFactory.CreateKey(new PrivateKeyInfo(new AlgorithmIdentifier("1.2.840.113549.1.1.1"), Asn1Object.FromByteArray(exported)));
Assert.IsNotNull(info);
}
if (format == AsnFormat.Pem)
{
using MemoryStream ms = new MemoryStream(exported);
using TextReader tr = new StreamReader(ms, Encoding.ASCII);
PemReader pemReader = new PemReader(tr);
object obj = pemReader.ReadObject();
Assert.IsNotNull(obj);
}
this.CheckFormat(format, exported);
}
public void ExportPkcs8PrivateKey(AsnFormat format)
{
using RSA rsa = RSA.Create(2048);
byte[] exported = rsa.ExportPkcs8PrivateKey(format);
if (format == AsnFormat.Der)
{
var info = PrivateKeyFactory.CreateKey(exported);
Assert.IsNotNull(info);
}
if (format == AsnFormat.Pem)
{
using MemoryStream ms = new MemoryStream(exported);
using TextReader tr = new StreamReader(ms, Encoding.ASCII);
PemReader pemReader = new PemReader(tr);
object obj = pemReader.ReadObject();
Assert.IsNotNull(obj);
}
this.CheckFormat(format, exported);
}
public void ExportRSAPrivateKey(AsnFormat format)
{
using ECDsa ecdsa = ECDsa.Create(ECCurve.NamedCurves.nistP256);
byte[] exported = ecdsa.ExportECPrivateKey(format);
if (format == AsnFormat.Der)
{
using ECDsa ecdsaImport = ECDsa.Create();
ecdsaImport.ImportECPrivateKey(exported, out _);
}
if (format == AsnFormat.Pem)
{
using MemoryStream ms = new MemoryStream(exported);
using TextReader tr = new StreamReader(ms, Encoding.ASCII);
PemReader pemReader = new PemReader(tr);
object obj = pemReader.ReadObject();
Assert.IsNotNull(obj);
}
this.CheckFormat(format, exported);
}
public void ExportSubjectPublicKeyInfo(AsnFormat format)
{
using RSA rsa = RSA.Create(2048);
byte[] exported = rsa.ExportSubjectPublicKeyInfo(format);
if (format == AsnFormat.Der)
{
SubjectPublicKeyInfo info = SubjectPublicKeyInfo.GetInstance(Asn1Object.FromByteArray(exported));
Assert.IsNotNull(info);
Assert.IsNotNull(info.AlgorithmID);
Assert.IsNotNull(info.PublicKeyData);
}
if (format == AsnFormat.Pem)
{
using MemoryStream ms = new MemoryStream(exported);
using TextReader tr = new StreamReader(ms, Encoding.ASCII);
PemReader pemReader = new PemReader(tr);
object obj = pemReader.ReadObject();
Assert.IsNotNull(obj);
}
this.CheckFormat(format, exported);
}
