public static byte[] FromRSA(RSA rsa)
{
var prms = rsa.ExportParameters(false);
var modulus = new Asn1Integer((new byte[] { 0x00 }.Concat(prms.Modulus)).ToArray());
var exponent = new Asn1Integer(prms.Exponent);
var oidheader = new Asn1Sequence();
oidheader.Nodes.Add(new Asn1ObjectIdentifier("1.2.840.113549.1.1.1"));
oidheader.Nodes.Add(new Asn1Null());
var rsaSequence = new Asn1Sequence();
rsaSequence.Nodes.Add(modulus);
rsaSequence.Nodes.Add(exponent);
var bitString = new Asn1BitString(rsaSequence.GetBytes());
var result = new Asn1Sequence();
result.Nodes.Add(oidheader);
result.Nodes.Add(bitString);
return(result.GetBytes());
}
public void WriteTest()
{
var node = new Asn1Sequence();
node.Nodes.Add(new Asn1ObjectIdentifier("2.5.4.10"));
node.Nodes.Add(new Asn1PrintableString("TestOrg"));
var data = node.GetBytes();
AreEqual(_etalon, data);
}
protected override byte[] GetBytesCore()
{
var seq = new Asn1Sequence {
Nodes = { new Asn1Boolean(Authority) }
};
if (PathLengthConstraint.HasValue)
{
seq.Nodes.Add(new Asn1Integer((long)PathLengthConstraint.Value));
}
return(seq.GetBytes());
}
protected override byte[] GetBytesCore()
{
var node = new Asn1Sequence();
foreach (var name in Names)
{
node.Nodes.Add(new Asn1CustomNode(2, Asn1TagForm.Primitive, Asn1TagClass.ContextDefined)
{
Data = Encoding.UTF8.GetBytes(name)
});
}
return(node.GetBytes());
}
public X509Certificate SetBasicConstraint(BasicConstraintData data)
{
var seq = new Asn1Sequence {
Nodes = { new Asn1Boolean(data.Authority) }
};
if (data.PathLengthConstraint.HasValue)
{
seq.Nodes.Add(new Asn1Integer(data.PathLengthConstraint.Value));
}
Tbs.Extensions.Add(new X509Extension {
Id = Asn1ObjectIdentifier.BasicConstraints,
Critical = true,
Value = seq.GetBytes()
});
return(this);
}
protected override byte[] GetBytesCore()
{
var seq = new Asn1Sequence();
foreach (var method in Methods)
{
seq.Nodes.Add(new Asn1Sequence {
Nodes =
{
new Asn1ObjectIdentifier("1.3.6.1.5.5.7.48.2"),
new Asn1CustomNode(0x06, Asn1TagForm.Primitive, Asn1TagClass.ContextDefined)
{
Data = Encoding.UTF8.GetBytes(method.Url)
}
}
});
}
return(seq.GetBytes());
}
