public PkiMessage(
PkiHeader header,
PkiBody body,
DerBitString protection)
: this(header, body, protection, null)
{
}
private EncryptedValue(Asn1Sequence seq)
{
int index = 0;
while (seq[index] is Asn1TaggedObject)
{
Asn1TaggedObject tObj = (Asn1TaggedObject)seq[index];
switch (tObj.TagNo)
{
case 0:
intendedAlg = AlgorithmIdentifier.GetInstance(tObj, false);
break;
case 1:
symmAlg = AlgorithmIdentifier.GetInstance(tObj, false);
break;
case 2:
encSymmKey = DerBitString.GetInstance(tObj, false);
break;
case 3:
keyAlg = AlgorithmIdentifier.GetInstance(tObj, false);
break;
case 4:
valueHint = Asn1OctetString.GetInstance(tObj, false);
break;
}
++index;
}
encValue = DerBitString.GetInstance(seq[index]);
}
public SubjectPublicKeyInfo(
AlgorithmIdentifier algID,
byte[] publicKey)
{
this.keyData = new DerBitString(publicKey);
this.algID = algID;
}
private AttributeCertificateInfo(
Asn1Sequence seq)
{
if (seq.Count < 7 || seq.Count > 9)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
this.version = DerInteger.GetInstance(seq[0]);
this.holder = Holder.GetInstance(seq[1]);
this.issuer = AttCertIssuer.GetInstance(seq[2]);
this.signature = AlgorithmIdentifier.GetInstance(seq[3]);
this.serialNumber = DerInteger.GetInstance(seq[4]);
this.attrCertValidityPeriod = AttCertValidityPeriod.GetInstance(seq[5]);
this.attributes = Asn1Sequence.GetInstance(seq[6]);
for (int i = 7; i < seq.Count; i++)
{
Asn1Encodable obj = (Asn1Encodable) seq[i];
if (obj is DerBitString)
{
this.issuerUniqueID = DerBitString.GetInstance(seq[i]);
}
else if (obj is Asn1Sequence || obj is X509Extensions)
{
this.extensions = X509Extensions.GetInstance(seq[i]);
}
}
}
/**
* Creates a new PKMACValue.
* @param aid CMPObjectIdentifiers.passwordBasedMAC, with PBMParameter
* @param value MAC of the DER-encoded SubjectPublicKeyInfo
*/
public PKMacValue(
AlgorithmIdentifier algID,
DerBitString macValue)
{
this.algID = algID;
this.macValue = macValue;
}
public OriginatorPublicKey(
AlgorithmIdentifier algorithm,
byte[] publicKey)
{
this.mAlgorithm = algorithm;
this.mPublicKey = new DerBitString(publicKey);
}
public SubjectPublicKeyInfo(
AlgorithmIdentifier algID,
Asn1Encodable publicKey)
{
this.keyData = new DerBitString(publicKey);
this.algID = algID;
}
public PkiStatusInfo(
Asn1Sequence seq)
{
this.status = DerInteger.GetInstance(seq[0]);
this.statusString = null;
this.failInfo = null;
if (seq.Count > 2)
{
this.statusString = PkiFreeText.GetInstance(seq[1]);
this.failInfo = DerBitString.GetInstance(seq[2]);
}
else if (seq.Count > 1)
{
object obj = seq[1];
if (obj is DerBitString)
{
this.failInfo = DerBitString.GetInstance(obj);
}
else
{
this.statusString = PkiFreeText.GetInstance(obj);
}
}
}
private DHValidationParms(Asn1Sequence seq)
{
if (seq.Count != 2)
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
this.seed = DerBitString.GetInstance(seq[0]);
this.pgenCounter = DerInteger.GetInstance(seq[1]);
}
private SubjectPublicKeyInfo(
Asn1Sequence seq)
{
if (seq.Count != 2)
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
this.algID = AlgorithmIdentifier.GetInstance(seq[0]);
this.keyData = DerBitString.GetInstance(seq[1]);
}
/**
* Creates a new Proof of Possession object for a signing key.
* @param poposkIn the PopoSigningKeyInput structure, or null if the
* CertTemplate includes both subject and publicKey values.
* @param aid the AlgorithmIdentifier used to sign the proof of possession.
* @param signature a signature over the DER-encoded value of poposkIn,
* or the DER-encoded value of certReq if poposkIn is null.
*/
public PopoSigningKey(
PopoSigningKeyInput poposkIn,
AlgorithmIdentifier aid,
DerBitString signature)
{
this.poposkInput = poposkIn;
this.algorithmIdentifier = aid;
this.signature = signature;
}
public CertificationRequest(
CertificationRequestInfo requestInfo,
AlgorithmIdentifier algorithm,
DerBitString signature)
{
this.reqInfo = requestInfo;
this.sigAlgId = algorithm;
this.sigBits = signature;
}
public PkiStatusInfo(
int status,
PkiFreeText statusString,
PkiFailureInfo failInfo)
{
this.status = new DerInteger(status);
this.statusString = statusString;
this.failInfo = failInfo;
}
public CertificationRequest(
Asn1Sequence seq)
{
if (seq.Count != 3)
throw new ArgumentException("Wrong number of elements in sequence", "seq");
reqInfo = CertificationRequestInfo.GetInstance(seq[0]);
sigAlgId = AlgorithmIdentifier.GetInstance(seq[1]);
sigBits = DerBitString.GetInstance(seq[2]);
}
public DHValidationParms(DerBitString seed, DerInteger pgenCounter)
{
if (seed == null)
throw new ArgumentNullException("seed");
if (pgenCounter == null)
throw new ArgumentNullException("pgenCounter");
this.seed = seed;
this.pgenCounter = pgenCounter;
}
private Signature(
Asn1Sequence seq)
{
signatureAlgorithm = AlgorithmIdentifier.GetInstance(seq[0]);
signatureValue = (DerBitString)seq[1];
if (seq.Count == 3)
{
certs = Asn1Sequence.GetInstance(
(Asn1TaggedObject)seq[2], true);
}
}
private X509CertificateStructure(
Asn1Sequence seq)
{
if (seq.Count != 3)
throw new ArgumentException("sequence wrong size for a certificate", "seq");
//
// correct x509 certficate
//
tbsCert = TbsCertificateStructure.GetInstance(seq[0]);
sigAlgID = AlgorithmIdentifier.GetInstance(seq[1]);
sig = DerBitString.GetInstance(seq[2]);
}
/**
* Creates a new PkiMessage.
*
* @param header message header
* @param body message body
* @param protection message protection (may be null)
* @param extraCerts extra certificates (may be null)
*/
public PkiMessage(
PkiHeader header,
PkiBody body,
DerBitString protection,
CmpCertificate[] extraCerts)
{
this.header = header;
this.body = body;
this.protection = protection;
if (extraCerts != null)
{
this.extraCerts = new DerSequence(extraCerts);
}
}
public Signature(
AlgorithmIdentifier signatureAlgorithm,
DerBitString signatureValue,
Asn1Sequence certs)
{
if (signatureAlgorithm == null)
throw new ArgumentException("signatureAlgorithm");
if (signatureValue == null)
throw new ArgumentException("signatureValue");
this.signatureAlgorithm = signatureAlgorithm;
this.signatureValue = signatureValue;
this.certs = certs;
}
private void DoTestZeroLengthStrings()
{
// basic construction
DerBitString s1 = new DerBitString(new byte[0], 0);
// check GetBytes()
s1.GetBytes();
// check encoding/decoding
DerBitString derBit = (DerBitString)Asn1Object.FromByteArray(s1.GetEncoded());
if (!Arrays.AreEqual(s1.GetEncoded(), Hex.Decode("030100")))
{
Fail("zero encoding wrong");
}
try
{
new DerBitString(null, 1);
Fail("exception not thrown");
}
catch (ArgumentNullException)
{
}
try
{
new DerBitString(new byte[0], 1);
Fail("exception not thrown");
}
catch (ArgumentException)
{
}
try
{
new DerBitString(new byte[1], 8);
Fail("exception not thrown");
}
catch (ArgumentException)
{
}
DerBitString s2 = new DerBitString(0);
if (!Arrays.AreEqual(s1.GetEncoded(), s2.GetEncoded()))
{
Fail("zero encoding wrong");
}
}
private IssuerSerial(
Asn1Sequence seq)
{
if (seq.Count != 2 && seq.Count != 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
issuer = GeneralNames.GetInstance(seq[0]);
serial = DerInteger.GetInstance(seq[1]);
if (seq.Count == 3)
{
issuerUid = DerBitString.GetInstance(seq[2]);
}
}
public X509CertificateStructure(
TbsCertificateStructure tbsCert,
AlgorithmIdentifier sigAlgID,
DerBitString sig)
{
if (tbsCert == null)
throw new ArgumentNullException("tbsCert");
if (sigAlgID == null)
throw new ArgumentNullException("sigAlgID");
if (sig == null)
throw new ArgumentNullException("sig");
this.tbsCert = tbsCert;
this.sigAlgID = sigAlgID;
this.sig = sig;
}
/**
* Constructor from given details.
* <p>
* If <code>digestedObjectType</code> is not {@link #publicKeyCert} or
* {@link #publicKey} <code>otherObjectTypeID</code> must be given,
* otherwise it is ignored.</p>
*
* @param digestedObjectType The digest object type.
* @param otherObjectTypeID The object type ID for
* <code>otherObjectDigest</code>.
* @param digestAlgorithm The algorithm identifier for the hash.
* @param objectDigest The hash value.
*/
public ObjectDigestInfo(
int digestedObjectType,
string otherObjectTypeID,
AlgorithmIdentifier digestAlgorithm,
byte[] objectDigest)
{
this.digestedObjectType = new DerEnumerated(digestedObjectType);
if (digestedObjectType == OtherObjectDigest)
{
this.otherObjectTypeID = new DerObjectIdentifier(otherObjectTypeID);
}
this.digestAlgorithm = digestAlgorithm;
this.objectDigest = new DerBitString(objectDigest);
}
private PopoSigningKey(Asn1Sequence seq)
{
int index = 0;
if (seq[index] is Asn1TaggedObject)
{
Asn1TaggedObject tagObj
= (Asn1TaggedObject) seq[index++];
if (tagObj.TagNo != 0)
{
throw new ArgumentException( "Unknown PopoSigningKeyInput tag: " + tagObj.TagNo, "seq");
}
poposkInput = PopoSigningKeyInput.GetInstance(tagObj.GetObject());
}
algorithmIdentifier = AlgorithmIdentifier.GetInstance(seq[index++]);
signature = DerBitString.GetInstance(seq[index]);
}
private CertTemplate(Asn1Sequence seq)
{
this.seq = seq;
foreach (Asn1TaggedObject tObj in seq)
{
switch (tObj.TagNo)
{
case 0:
version = DerInteger.GetInstance(tObj, false);
break;
case 1:
serialNumber = DerInteger.GetInstance(tObj, false);
break;
case 2:
signingAlg = AlgorithmIdentifier.GetInstance(tObj, false);
break;
case 3:
issuer = X509Name.GetInstance(tObj, true); // CHOICE
break;
case 4:
validity = OptionalValidity.GetInstance(Asn1Sequence.GetInstance(tObj, false));
break;
case 5:
subject = X509Name.GetInstance(tObj, true); // CHOICE
break;
case 6:
publicKey = SubjectPublicKeyInfo.GetInstance(tObj, false);
break;
case 7:
issuerUID = DerBitString.GetInstance(tObj, false);
break;
case 8:
subjectUID = DerBitString.GetInstance(tObj, false);
break;
case 9:
extensions = X509Extensions.GetInstance(tObj, false);
break;
default:
throw new ArgumentException("unknown tag: " + tObj.TagNo, "seq");
}
}
}
private PkiMessage(Asn1Sequence seq)
{
header = PkiHeader.GetInstance(seq[0]);
body = PkiBody.GetInstance(seq[1]);
for (int pos = 2; pos < seq.Count; ++pos)
{
Asn1TaggedObject tObj = (Asn1TaggedObject)seq[pos].ToAsn1Object();
if (tObj.TagNo == 0)
{
protection = DerBitString.GetInstance(tObj, true);
}
else
{
extraCerts = Asn1Sequence.GetInstance(tObj, true);
}
}
}
private OobCertHash(Asn1Sequence seq)
{
int index = seq.Count - 1;
hashVal = DerBitString.GetInstance(seq[index--]);
for (int i = index; i >= 0; i--)
{
Asn1TaggedObject tObj = (Asn1TaggedObject)seq[i];
if (tObj.TagNo == 0)
{
hashAlg = AlgorithmIdentifier.GetInstance(tObj, true);
}
else
{
certId = CertId.GetInstance(tObj, true);
}
}
}
public EncryptedValue(
AlgorithmIdentifier intendedAlg,
AlgorithmIdentifier symmAlg,
DerBitString encSymmKey,
AlgorithmIdentifier keyAlg,
Asn1OctetString valueHint,
DerBitString encValue)
{
if (encValue == null)
{
throw new ArgumentNullException("encValue");
}
this.intendedAlg = intendedAlg;
this.symmAlg = symmAlg;
this.encSymmKey = encSymmKey;
this.keyAlg = keyAlg;
this.valueHint = valueHint;
this.encValue = encValue;
}
public PkiStatusInfo(int status, PkiFreeText statusString, PkiFailureInfo failInfo)
{
this.status = new DerInteger(status);
this.statusString = statusString;
this.failInfo = failInfo;
}
public SubjectPublicKeyInfo(AlgorithmIdentifier algID, Asn1Encodable publicKey)
{
keyData = new DerBitString(publicKey);
this.algID = algID;
}
public SubjectPublicKeyInfo(AlgorithmIdentifier algID, byte[] publicKey)
{
keyData = new DerBitString(publicKey);
this.algID = algID;
}
/**
* dump a Der object as a formatted string with indentation
*
* @param obj the Asn1Object to be dumped out.
*/
private static void AsString(
string indent,
bool verbose,
Asn1Object obj,
StringBuilder buf)
{
if (obj is Asn1Sequence)
{
string tab = indent + Tab;
buf.Append(indent);
if (obj is BerSequence)
{
buf.Append("BER Sequence");
}
else if (obj is DerSequence)
{
buf.Append("DER Sequence");
}
else
{
buf.Append("Sequence");
}
buf.Append(NewLine);
foreach (Asn1Encodable o in ((Asn1Sequence)obj))
{
if (o == null || o is Asn1Null)
{
buf.Append(tab);
buf.Append("NULL");
buf.Append(NewLine);
}
else
{
AsString(tab, verbose, o.ToAsn1Object(), buf);
}
}
}
else if (obj is DerTaggedObject)
{
string tab = indent + Tab;
buf.Append(indent);
if (obj is BerTaggedObject)
{
buf.Append("BER Tagged [");
}
else
{
buf.Append("Tagged [");
}
DerTaggedObject o = (DerTaggedObject)obj;
buf.Append(((int)o.TagNo).ToString());
buf.Append(']');
if (!o.IsExplicit())
{
buf.Append(" IMPLICIT ");
}
buf.Append(NewLine);
if (o.IsEmpty())
{
buf.Append(tab);
buf.Append("EMPTY");
buf.Append(NewLine);
}
else
{
AsString(tab, verbose, o.GetObject(), buf);
}
}
else if (obj is BerSet)
{
string tab = indent + Tab;
buf.Append(indent);
buf.Append("BER Set");
buf.Append(NewLine);
foreach (Asn1Encodable o in ((Asn1Set)obj))
{
if (o == null)
{
buf.Append(tab);
buf.Append("NULL");
buf.Append(NewLine);
}
else
{
AsString(tab, verbose, o.ToAsn1Object(), buf);
}
}
}
else if (obj is DerSet)
{
string tab = indent + Tab;
buf.Append(indent);
buf.Append("DER Set");
buf.Append(NewLine);
foreach (Asn1Encodable o in ((Asn1Set)obj))
{
if (o == null)
{
buf.Append(tab);
buf.Append("NULL");
buf.Append(NewLine);
}
else
{
AsString(tab, verbose, o.ToAsn1Object(), buf);
}
}
}
else if (obj is DerObjectIdentifier)
{
buf.Append(indent + "ObjectIdentifier(" + ((DerObjectIdentifier)obj).Id + ")" + NewLine);
}
else if (obj is DerBoolean)
{
buf.Append(indent + "Boolean(" + ((DerBoolean)obj).IsTrue + ")" + NewLine);
}
else if (obj is DerInteger)
{
buf.Append(indent + "Integer(" + ((DerInteger)obj).Value + ")" + NewLine);
}
else if (obj is BerOctetString)
{
byte[] octets = ((Asn1OctetString)obj).GetOctets();
string extra = verbose ? dumpBinaryDataAsString(indent, octets) : "";
buf.Append(indent + "BER Octet String" + "[" + octets.Length + "] " + extra + NewLine);
}
else if (obj is DerOctetString)
{
byte[] octets = ((Asn1OctetString)obj).GetOctets();
string extra = verbose ? dumpBinaryDataAsString(indent, octets) : "";
buf.Append(indent + "DER Octet String" + "[" + octets.Length + "] " + extra + NewLine);
}
else if (obj is DerBitString)
{
DerBitString bt = (DerBitString)obj;
byte[] bytes = bt.GetBytes();
string extra = verbose ? dumpBinaryDataAsString(indent, bytes) : "";
buf.Append(indent + "DER Bit String" + "[" + bytes.Length + ", " + bt.PadBits + "] " + extra + NewLine);
}
else if (obj is DerIA5String)
{
buf.Append(indent + "IA5String(" + ((DerIA5String)obj).GetString() + ") " + NewLine);
}
else if (obj is DerUtf8String)
{
buf.Append(indent + "UTF8String(" + ((DerUtf8String)obj).GetString() + ") " + NewLine);
}
else if (obj is DerPrintableString)
{
buf.Append(indent + "PrintableString(" + ((DerPrintableString)obj).GetString() + ") " + NewLine);
}
else if (obj is DerVisibleString)
{
buf.Append(indent + "VisibleString(" + ((DerVisibleString)obj).GetString() + ") " + NewLine);
}
else if (obj is DerBmpString)
{
buf.Append(indent + "BMPString(" + ((DerBmpString)obj).GetString() + ") " + NewLine);
}
else if (obj is DerT61String)
{
buf.Append(indent + "T61String(" + ((DerT61String)obj).GetString() + ") " + NewLine);
}
else if (obj is DerUtcTime)
{
buf.Append(indent + "UTCTime(" + ((DerUtcTime)obj).TimeString + ") " + NewLine);
}
else if (obj is DerGeneralizedTime)
{
buf.Append(indent + "GeneralizedTime(" + ((DerGeneralizedTime)obj).GetTime() + ") " + NewLine);
}
else if (obj is DerUnknownTag)
{
string hex = Hex.ToHexString(((DerUnknownTag)obj).GetData());
buf.Append(indent + "Unknown " + ((int)((DerUnknownTag)obj).Tag).ToString("X") + " " + hex + NewLine);
}
else if (obj is BerApplicationSpecific)
{
buf.Append(outputApplicationSpecific("BER", indent, verbose, (BerApplicationSpecific)obj));
}
else if (obj is DerApplicationSpecific)
{
buf.Append(outputApplicationSpecific("DER", indent, verbose, (DerApplicationSpecific)obj));
}
else if (obj is DerEnumerated)
{
DerEnumerated en = (DerEnumerated)obj;
buf.Append(indent + "DER Enumerated(" + en.Value + ")" + NewLine);
}
else if (obj is DerExternal)
{
DerExternal ext = (DerExternal)obj;
buf.Append(indent + "External " + NewLine);
string tab = indent + Tab;
if (ext.DirectReference != null)
{
buf.Append(tab + "Direct Reference: " + ext.DirectReference.Id + NewLine);
}
if (ext.IndirectReference != null)
{
buf.Append(tab + "Indirect Reference: " + ext.IndirectReference.ToString() + NewLine);
}
if (ext.DataValueDescriptor != null)
{
AsString(tab, verbose, ext.DataValueDescriptor, buf);
}
buf.Append(tab + "Encoding: " + ext.Encoding + NewLine);
AsString(tab, verbose, ext.ExternalContent, buf);
}
else
{
buf.Append(indent + obj.ToString() + NewLine);
}
}
public void SetIssuerUniqueID(
DerBitString issuerUniqueID)
{
this.issuerUniqueID = issuerUniqueID;
}
public PkiFailureInfo(
DerBitString info)
: base(info.GetBytes(), info.PadBits)
{
}
public Signature(
AlgorithmIdentifier signatureAlgorithm,
DerBitString signatureValue)
: this(signatureAlgorithm, signatureValue, null)
{
}
public NetscapeCertType(DerBitString usage)
: base(usage.GetBytes(), usage.PadBits)
{
}
/**
* Read a Key Pair
*/
private object ReadPrivateKey(PemObject pemObject)
{
//
// extract the key
//
Debug.Assert(Platform.EndsWith(pemObject.Type, "PRIVATE KEY"));
string type = pemObject.Type.Substring(0, pemObject.Type.Length - "PRIVATE KEY".Length).Trim();
byte[] keyBytes = pemObject.Content;
IDictionary fields = Platform.CreateHashtable();
foreach (PemHeader header in pemObject.Headers)
{
fields[header.Name] = header.Value;
}
string procType = (string)fields["Proc-Type"];
if (procType == "4,ENCRYPTED")
{
if (pFinder == null)
{
throw new PasswordException("No password finder specified, but a password is required");
}
char[] password = pFinder.GetPassword();
if (password == null)
{
throw new PasswordException("Password is null, but a password is required");
}
string dekInfo = (string)fields["DEK-Info"];
string[] tknz = dekInfo.Split(',');
string dekAlgName = tknz[0].Trim();
byte[] iv = Hex.Decode(tknz[1].Trim());
keyBytes = PemUtilities.Crypt(false, keyBytes, password, dekAlgName, iv);
}
try
{
AsymmetricKeyParameter pubSpec, privSpec;
Asn1Sequence seq = Asn1Sequence.GetInstance(keyBytes);
switch (type)
{
case "RSA":
{
if (seq.Count != 9)
{
throw new PemException("malformed sequence in RSA private key");
}
RsaPrivateKeyStructure rsa = RsaPrivateKeyStructure.GetInstance(seq);
pubSpec = new RsaKeyParameters(false, rsa.Modulus, rsa.PublicExponent);
privSpec = new RsaPrivateCrtKeyParameters(
rsa.Modulus, rsa.PublicExponent, rsa.PrivateExponent,
rsa.Prime1, rsa.Prime2, rsa.Exponent1, rsa.Exponent2,
rsa.Coefficient);
break;
}
case "DSA":
{
if (seq.Count != 6)
{
throw new PemException("malformed sequence in DSA private key");
}
// TODO Create an ASN1 object somewhere for this?
//DerInteger v = (DerInteger)seq[0];
DerInteger p = (DerInteger)seq[1];
DerInteger q = (DerInteger)seq[2];
DerInteger g = (DerInteger)seq[3];
DerInteger y = (DerInteger)seq[4];
DerInteger x = (DerInteger)seq[5];
DsaParameters parameters = new DsaParameters(p.Value, q.Value, g.Value);
privSpec = new DsaPrivateKeyParameters(x.Value, parameters);
pubSpec = new DsaPublicKeyParameters(y.Value, parameters);
break;
}
case "EC":
{
ECPrivateKeyStructure pKey = ECPrivateKeyStructure.GetInstance(seq);
AlgorithmIdentifier algId = new AlgorithmIdentifier(
X9ObjectIdentifiers.IdECPublicKey, pKey.GetParameters());
PrivateKeyInfo privInfo = new PrivateKeyInfo(algId, pKey.ToAsn1Object());
// TODO Are the keys returned here ECDSA, as Java version forces?
privSpec = PrivateKeyFactory.CreateKey(privInfo);
DerBitString pubKey = pKey.GetPublicKey();
if (pubKey != null)
{
SubjectPublicKeyInfo pubInfo = new SubjectPublicKeyInfo(algId, pubKey.GetBytes());
// TODO Are the keys returned here ECDSA, as Java version forces?
pubSpec = PublicKeyFactory.CreateKey(pubInfo);
}
else
{
pubSpec = ECKeyPairGenerator.GetCorrespondingPublicKey(
(ECPrivateKeyParameters)privSpec);
}
break;
}
case "ENCRYPTED":
{
char[] password = pFinder.GetPassword();
if (password == null)
{
throw new PasswordException("Password is null, but a password is required");
}
return(PrivateKeyFactory.DecryptKey(password, EncryptedPrivateKeyInfo.GetInstance(seq)));
}
case "":
{
return(PrivateKeyFactory.CreateKey(PrivateKeyInfo.GetInstance(seq)));
}
default:
throw new ArgumentException("Unknown key type: " + type, "type");
}
return(new AsymmetricCipherKeyPair(pubSpec, privSpec));
}
catch (IOException e)
{
throw e;
}
catch (Exception e)
{
throw new PemException(
"problem creating " + type + " private key: " + e.ToString());
}
}
public NetscapeCertType(int usage)
: base(DerBitString.GetBytes(usage), DerBitString.GetPadBits(usage))
{
}
public void SignRequest(byte[] signedData)
{
//build the signature from the signed data
sigBits = new DerBitString(signedData);
}
public void SignRequest(DerBitString signedData)
{
//build the signature from the signed data
sigBits = signedData;
}
internal TbsCertificateStructure(
Asn1Sequence seq)
{
int seqStart = 0;
this.seq = seq;
//
// some certficates don't include a version number - we assume v1
//
if (seq[0] is DerTaggedObject)
{
version = DerInteger.GetInstance((Asn1TaggedObject)seq[0], true);
}
else
{
seqStart = -1; // field 0 is missing!
version = new DerInteger(0);
}
serialNumber = DerInteger.GetInstance(seq[seqStart + 1]);
signature = AlgorithmIdentifier.GetInstance(seq[seqStart + 2]);
issuer = X509Name.GetInstance(seq[seqStart + 3]);
//
// before and after dates
//
Asn1Sequence dates = (Asn1Sequence)seq[seqStart + 4];
startDate = Time.GetInstance(dates[0]);
endDate = Time.GetInstance(dates[1]);
subject = X509Name.GetInstance(seq[seqStart + 5]);
//
// public key info.
//
subjectPublicKeyInfo = SubjectPublicKeyInfo.GetInstance(seq[seqStart + 6]);
for (int extras = seq.Count - (seqStart + 6) - 1; extras > 0; extras--)
{
DerTaggedObject extra = (DerTaggedObject) seq[seqStart + 6 + extras];
switch (extra.TagNo)
{
case 1:
issuerUniqueID = DerBitString.GetInstance(extra, false);
break;
case 2:
subjectUniqueID = DerBitString.GetInstance(extra, false);
break;
case 3:
extensions = X509Extensions.GetInstance(extra);
break;
}
}
}
public ReasonFlags(DerBitString reasons)
: base(reasons.GetBytes(), reasons.PadBits)
{
}
