public AttributeCertificateInfo(
ASN1Sequence seq)
{
this.version = DERInteger.getInstance(seq.getObjectAt(0));
this.holder = Holder.getInstance(seq.getObjectAt(1));
this.issuer = AttCertIssuer.getInstance(seq.getObjectAt(2));
this.signature = AlgorithmIdentifier.getInstance(seq.getObjectAt(3));
this.serialNumber = DERInteger.getInstance(seq.getObjectAt(4));
this.attrCertValidityPeriod = AttCertValidityPeriod.getInstance(seq.getObjectAt(5));
this.attributes = ASN1Sequence.getInstance(seq.getObjectAt(6));
for (int i = 7; i < seq.size(); i++)
{
ASN1Encodable obj = (ASN1Encodable)seq.getObjectAt(i);
if (obj is DERBitString)
{
this.issuerUniqueID = DERBitString.getInstance(seq.getObjectAt(i));
}
else if (obj is ASN1Sequence || obj is X509Extensions)
{
this.extensions = X509Extensions.getInstance(seq.getObjectAt(i));
}
}
}
public static PolicyInformation getInstance(
object obj)
{
if (obj == null || obj is PolicyInformation)
{
return((PolicyInformation)obj);
}
return(new PolicyInformation(ASN1Sequence.getInstance(obj)));
}
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);
}
}
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);
}
}
private X509Certificate readPKCS7Certificate()
{
ASN1InputStream dIn = new ASN1InputStream(inStr);
ASN1Sequence seq = (ASN1Sequence)dIn.readObject();
if (seq.size() > 1 && seq.getObjectAt(0) is DERObjectIdentifier)
{
if (seq.getObjectAt(0).Equals(PKCSObjectIdentifiers.signedData))
{
sData = new SignedData(ASN1Sequence.getInstance((ASN1TaggedObject)seq.getObjectAt(1), true));
return(new X509Certificate(ASN1Sequence.getInstance(sData.getCertificates().getObjectAt(sDataObjectCount++))));
}
}
return(new X509Certificate(ASN1Sequence.getInstance(seq)));
}
public static GeneralSubtree getInstance(
object obj)
{
if (obj == null)
{
return(null);
}
if (obj is GeneralSubtree)
{
return((GeneralSubtree)obj);
}
return(new GeneralSubtree(ASN1Sequence.getInstance(obj)));
}
public NameConstraints(
ASN1Sequence seq)
{
IEnumerator e = seq.getObjects();
while (e.MoveNext())
{
ASN1TaggedObject o = (ASN1TaggedObject)e.Current;
switch ((int)o.getTagNo())
{
case 0:
permitted = ASN1Sequence.getInstance(o, false);
break;
case 1:
excluded = ASN1Sequence.getInstance(o, false);
break;
}
}
}
X509Certificate parseCertificate()
{
if (sData != null && sDataObjectCount != sData.getCertificates().size())
{
return(new X509Certificate(
ASN1Sequence.getInstance(
sData.getCertificates().getObjectAt(sDataObjectCount++))));
}
sData = null;
sDataObjectCount = 0;
long pos = inStr.Position;
int tag = inStr.ReadByte();
if (tag == -1)
{
return(null);
}
if (tag != 0x30) // assume ascii PEM encoded.
{
inStr.Seek(pos, SeekOrigin.Begin);
return(readPEMCertificate());
}
else if (inStr.ReadByte() == 0x80) // assume BER encoded.
{
inStr.Seek(pos, SeekOrigin.Begin);
return(readPKCS7Certificate());
}
else
{
inStr.Seek(pos, SeekOrigin.Begin);
return(readDERCertificate(inStr));
}
}
public static AttributeCertificateInfo getInstance(
ASN1TaggedObject obj,
bool isExplicit)
{
return(getInstance(ASN1Sequence.getInstance(obj, isExplicit)));
}
public static X509CertificateStructure getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
/**
* return a RecipientKeyIdentifier object from a tagged object.
*
* @param _ato the tagged object holding the object we want.
* @param _explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static RecipientKeyIdentifier getInstance(ASN1TaggedObject _ato, bool _explicit)
{
return(getInstance(ASN1Sequence.getInstance(_ato, _explicit)));
}
public static AttCertValidityPeriod getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
/**
* return an EnvelopedData object from a tagged object.
*
* @param obj the tagged object holding the object we want.
* @param explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static EnvelopedData getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static RSAPublicKeyStructure getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static AlgorithmIdentifier getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static ObjectDigestInfo getInstance(
ASN1TaggedObject obj,
bool isExplicit)
{
return(getInstance(ASN1Sequence.getInstance(obj, isExplicit)));
}
public static DistributionPoint getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static DSAParameter getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static GeneralSubtree getInstance(
ASN1TaggedObject o,
bool explicitly)
{
return(new GeneralSubtree(ASN1Sequence.getInstance(o, explicitly)));
}
public static IssuerSerial getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static X509Extensions getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static RevokedInfo getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
/**
* return an OriginatorPublicKey object from a tagged object.
*
* @param obj the tagged object holding the object we want.
* @param explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static OriginatorPublicKey getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
/**
* return a CompressedData object from a tagged object.
*
* @param _ato the tagged object holding the object we want.
* @param _explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static CompressedData getInstance(
ASN1TaggedObject _ato,
bool _explicit)
{
return(getInstance(ASN1Sequence.getInstance(_ato, _explicit)));
}
public static BasicOCSPResponse getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static ExtendedKeyUsage getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static ResponseBytes getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static CertID getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
/**
* return a KEKRecipientInfo object from a tagged object.
*
* @param obj the tagged object holding the object we want.
* @param explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static KEKRecipientInfo getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
public static GeneralNames getInstance(
ASN1TaggedObject obj,
bool explicitly)
{
return(getInstance(ASN1Sequence.getInstance(obj, explicitly)));
}
