public override int Encode()
{
int length = 0;
int extensionsLength = 0;
byte[] extensionsLengthBytes = null;
int versionLength = version.Encode();
byte[] versionLengthBytes = EncodeLength(versionLength);
length += 1 + versionLengthBytes.Length;
length += versionLength;
length += serialNumber.Encode();
length += signature.Encode();
length += issuer.Encode();
length += validity.Encode();
length += subject.Encode();
length += subjectPKInfo.Encode();
// optional
if (issuerUniqueID != null)
{
length += 1 + issuerUniqueID.Encode();
}
if (subjectUniqueID != null)
{
length += 1 + subjectUniqueID.Encode();
}
if (extensions != null)
{
extensionsLength = extensions.Encode();
extensionsLengthBytes = EncodeLength(extensionsLength);
length += 1 + extensionsLengthBytes.Length + extensionsLength;
}
byte[] lengthBytes = EncodeLength(length);
derValue = new byte[1 + lengthBytes.Length + length];
int d = 0;
derValue[d] = 0x30; // sequence
d++;
Array.Copy(lengthBytes, 0, derValue, d, lengthBytes.Length);
d += lengthBytes.Length;
derValue[d] = 0xa0; // explicit tag
d++;
Array.Copy(versionLengthBytes, 0, derValue, d, versionLengthBytes.Length);
d += versionLengthBytes.Length;
Array.Copy(version.derValue, 0, derValue, d, version.derValue.Length);
d += version.derValue.Length;
Array.Copy(serialNumber.derValue, 0, derValue, d, serialNumber.derValue.Length);
d += serialNumber.derValue.Length;
Array.Copy(signature.derValue, 0, derValue, d, signature.derValue.Length);
d += signature.derValue.Length;
Array.Copy(issuer.derValue, 0, derValue, d, issuer.derValue.Length);
d += issuer.derValue.Length;
Array.Copy(validity.derValue, 0, derValue, d, validity.derValue.Length);
d += validity.derValue.Length;
Array.Copy(subject.derValue, 0, derValue, d, subject.derValue.Length);
d += subject.derValue.Length;
Array.Copy(subjectPKInfo.derValue, 0, derValue, d, subjectPKInfo.derValue.Length);
d += subjectPKInfo.derValue.Length;
if (issuerUniqueID != null)
{
derValue[d] = 0xa1;
d++;
Array.Copy(issuerUniqueID.derValue, 0, derValue, d, issuerUniqueID.derValue.Length);
d += issuerUniqueID.derValue.Length;
}
if (subjectUniqueID != null)
{
derValue[d] = 0xa2;
d++;
Array.Copy(subjectUniqueID.derValue, 0, derValue, d, subjectUniqueID.derValue.Length);
d += subjectUniqueID.derValue.Length;
}
if (extensions != null)
{
derValue[d] = 0xa3;
d++;
Array.Copy(extensionsLengthBytes, 0, derValue, d, extensionsLengthBytes.Length);
d += extensionsLengthBytes.Length;
Array.Copy(extensions.derValue, 0, derValue, d, extensions.derValue.Length);
d += extensions.derValue.Length;
}
PrependContextTag();
return(derValue.Length);
}
