public CompressedData(
ASN1Sequence seq)
{
this.version = (DERInteger)seq.getObjectAt(0);
this.compressionAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
this.encapContentInfo = ContentInfo.getInstance(seq.getObjectAt(2));
}
public CertificationRequest(
ASN1Sequence seq)
{
reqInfo = CertificationRequestInfo.getInstance(seq.getObjectAt(0));
sigAlgId = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
sigBits = (DERBitString)seq.getObjectAt(2);
}
public KEKRecipientInfo(
ASN1Sequence seq)
{
version = (DERInteger)seq.getObjectAt(0);
kekid = KEKIdentifier.getInstance(seq.getObjectAt(1));
keyEncryptionAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(2));
encryptedKey = (ASN1OctetString)seq.getObjectAt(3);
}
public CertID(
ASN1Sequence seq)
{
hashAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
issuerNameHash = (ASN1OctetString)seq.getObjectAt(1);
issuerKeyHash = (ASN1OctetString)seq.getObjectAt(2);
serialNumber = (DERInteger)seq.getObjectAt(3);
}
public BasicOCSPResponse(
ASN1Sequence seq)
{
this.tbsResponseData = ResponseData.getInstance(seq.getObjectAt(0));
this.signatureAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
this.signature = (DERBitString)seq.getObjectAt(2);
if (seq.size() > 3)
{
this.certs = ASN1Sequence.getInstance((ASN1TaggedObject)seq.getObjectAt(3), true);
}
}
public EncryptedContentInfo(
ASN1Sequence seq)
{
contentType = (DERObjectIdentifier)seq.getObjectAt(0);
contentEncryptionAlgorithm = AlgorithmIdentifier.getInstance(
seq.getObjectAt(1));
if (seq.size() > 2)
{
encryptedContent = ASN1OctetString.getInstance(
(ASN1TaggedObject)seq.getObjectAt(2), false);
}
}
public Signature(
ASN1Sequence seq)
{
signatureAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
signature = (DERBitString)seq.getObjectAt(1);
if (seq.size() == 3)
{
certs = ASN1Sequence.getInstance(
(ASN1TaggedObject)seq.getObjectAt(2), true);
}
}
internal PKCS10CertificationRequest(ASN1Sequence seq)
{
try
{
this.reqInfo = CertificationRequestInfo.getInstance(seq.getObjectAt(0));
this.sigAlgId = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
this.sigBits = (DERBitString)seq.getObjectAt(2);
}
catch (Exception ex)
{
throw new ArgumentException("Create From ASN1Sequence: " + ex.Message);
}
}
public PasswordRecipientInfo(
ASN1Sequence seq)
{
version = (DERInteger)seq.getObjectAt(0);
if (seq.getObjectAt(1) is ASN1TaggedObject)
{
keyDerivationAlgorithm = AlgorithmIdentifier.getInstance((ASN1TaggedObject)seq.getObjectAt(1), false);
keyEncryptionAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(2));
encryptedKey = (ASN1OctetString)seq.getObjectAt(3);
}
else
{
keyEncryptionAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
encryptedKey = (ASN1OctetString)seq.getObjectAt(2);
}
}
public KeyAgreeRecipientInfo(
ASN1Sequence seq)
{
int index = 0;
version = (DERInteger)seq.getObjectAt(index++);
originator = OriginatorIdentifierOrKey.getInstance(
(ASN1TaggedObject)seq.getObjectAt(index++), true);
if (seq.getObjectAt(index) is ASN1TaggedObject)
{
ukm = ASN1OctetString.getInstance(
(ASN1TaggedObject)seq.getObjectAt(index++), true);
}
keyEncryptionAlgorithm = AlgorithmIdentifier.getInstance(
seq.getObjectAt(index++));
recipientEncryptedKeys = (ASN1Sequence)seq.getObjectAt(index++);
}
public SignerInfo(
ASN1Sequence seq)
{
IEnumerator e = seq.getObjects();
e.MoveNext();
version = (DERInteger)e.Current;
e.MoveNext();
issuerAndSerialNumber = IssuerAndSerialNumber.getInstance(e.Current);
e.MoveNext();
digAlgorithm = AlgorithmIdentifier.getInstance(e.Current);
e.MoveNext();
object obj = e.Current;
if (obj is ASN1TaggedObject)
{
authenticatedAttributes = ASN1Set.getInstance((ASN1TaggedObject)obj, false);
e.MoveNext();
digEncryptionAlgorithm = AlgorithmIdentifier.getInstance(e.Current);
}
else
{
authenticatedAttributes = null;
digEncryptionAlgorithm = AlgorithmIdentifier.getInstance(obj);
}
e.MoveNext();
encryptedDigest = DEROctetString.getInstance(e.Current);
if (e.MoveNext())
{
unauthenticatedAttributes = ASN1Set.getInstance((ASN1TaggedObject)e.Current, false);
}
else
{
unauthenticatedAttributes = null;
}
}
public OriginatorPublicKey(
ASN1Sequence seq)
{
algorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
publicKey = (DERBitString)seq.getObjectAt(1);
}
public AlgorithmIdentifier getEncryptionAlgorithm()
{
return(AlgorithmIdentifier.getInstance(data.getObjectAt(1)));
}
