public ResponseData(
ResponderID responderID,
DerGeneralizedTime producedAt,
Asn1Sequence responses,
X509Extensions responseExtensions)
: this(V1, responderID, producedAt, responses, responseExtensions)
{
}
public OcspIdentifier(
ResponderID ocspResponderID,
DateTime producedAt)
{
if (ocspResponderID == null)
throw new ArgumentNullException();
this.ocspResponderID = ocspResponderID;
this.producedAt = new DerGeneralizedTime(producedAt);
}
private OcspIdentifier(
Asn1Sequence seq)
{
if (seq == null)
throw new ArgumentNullException("seq");
if (seq.Count != 2)
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
this.ocspResponderID = ResponderID.GetInstance(seq[0].ToAsn1Object());
this.producedAt = (DerGeneralizedTime) seq[1].ToAsn1Object();
}
public RespID(
X509Name name)
{
try
{
this.id = new ResponderID(name);
}
catch (Exception e)
{
throw new ArgumentException("can't decode name.", e);
}
}
public ResponseData(
DerInteger version,
ResponderID responderID,
DerGeneralizedTime producedAt,
Asn1Sequence responses,
X509Extensions responseExtensions)
{
this.version = version;
this.responderID = responderID;
this.producedAt = producedAt;
this.responses = responses;
this.responseExtensions = responseExtensions;
}
public ResponseData(
DerInteger version,
ResponderID responderID,
DerGeneralizedTime producedAt,
Asn1Sequence responses,
X509Extensions responseExtensions)
{
this.version = version;
this.responderID = responderID;
this.producedAt = producedAt;
this.responses = responses;
this.responseExtensions = responseExtensions;
}
public RespID(
AsymmetricKeyParameter publicKey)
{
try
{
SubjectPublicKeyInfo info = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(publicKey);
byte[] keyHash = DigestUtilities.CalculateDigest("SHA1", info.PublicKeyData.GetBytes());
this.id = new ResponderID(new DerOctetString(keyHash));
}
catch (Exception e)
{
throw new OcspException("problem creating ID: " + e, e);
}
}
public RespID(
AsymmetricKeyParameter publicKey)
{
try
{
IDigest digest = DigestUtilities.GetDigest("SHA1");
SubjectPublicKeyInfo info = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(publicKey);
byte[] encoded = info.PublicKeyData.GetBytes();
digest.BlockUpdate(encoded, 0, encoded.Length);
byte[] hash = DigestUtilities.DoFinal(digest);
Asn1OctetString keyHash = new DerOctetString(hash);
this.id = new ResponderID(keyHash);
}
catch (Exception e)
{
throw new OcspException("problem creating ID: " + e, e);
}
}
private ResponseData(
Asn1Sequence seq)
{
int index = 0;
Asn1Encodable enc = seq[0];
if (enc is Asn1TaggedObject)
{
Asn1TaggedObject o = (Asn1TaggedObject)enc;
if (o.TagNo == 0)
{
this.versionPresent = true;
this.version = DerInteger.GetInstance(o, true);
index++;
}
else
{
this.version = V1;
}
}
else
{
this.version = V1;
}
this.responderID = ResponderID.GetInstance(seq[index++]);
this.producedAt = (DerGeneralizedTime)seq[index++];
this.responses = (Asn1Sequence)seq[index++];
if (seq.Count > index)
{
this.responseExtensions = X509Extensions.GetInstance(
(Asn1TaggedObject)seq[index], true);
}
}
private string GetResponderName(ResponderID responderId, ref bool byKey)
{
Org.BouncyCastle.Asn1.DerTaggedObject dt = (Org.BouncyCastle.Asn1.DerTaggedObject)responderId.ToAsn1Object();
if (dt.TagNo == 1)
{
Org.BouncyCastle.Asn1.X509.X509Name name = Org.BouncyCastle.Asn1.X509.X509Name.GetInstance(dt.GetObject());
byKey = false;
return name.ToString();
}
else if (dt.TagNo == 2)
{
Asn1TaggedObject tagger = (Asn1TaggedObject)responderId.ToAsn1Object();
Asn1OctetString pubInfo = (Asn1OctetString)tagger.GetObject();
byKey = true;
return Convert.ToBase64String(pubInfo.GetOctets());
}
else
{
return null;
}
}
private ResponseData(
Asn1Sequence seq)
{
int index = 0;
Asn1Encodable enc = seq[0];
if (enc is Asn1TaggedObject)
{
Asn1TaggedObject o = (Asn1TaggedObject)enc;
if (o.TagNo == 0)
{
this.versionPresent = true;
this.version = DerInteger.GetInstance(o, true);
index++;
}
else
{
this.version = V1;
}
}
else
{
this.version = V1;
}
this.responderID = ResponderID.GetInstance(seq[index++]);
this.producedAt = (DerGeneralizedTime)seq[index++];
this.responses = (Asn1Sequence)seq[index++];
if (seq.Count > index)
{
this.responseExtensions = X509Extensions.GetInstance(
(Asn1TaggedObject)seq[index], true);
}
}
public static ResponderID GetInstance(Asn1TaggedObject obj, bool isExplicit)
{
return(ResponderID.GetInstance(obj.GetObject()));
}
public RespID(
X509Name name)
{
this.id = new ResponderID(name);
}
public RespID(
ResponderID id)
{
this.id = id;
}
private X509Certificate2[] ValidateCertificateByOCSP(UnsignedProperties unsignedProperties, X509Certificate2 client, X509Certificate2 issuer)
{
bool byKey = false;
List <string> ocspServers = new List <string>();
Org.BouncyCastle.X509.X509Certificate clientCert = CertUtil.ConvertToX509Certificate(client);
Org.BouncyCastle.X509.X509Certificate issuerCert = CertUtil.ConvertToX509Certificate(issuer);
OcspClient ocsp = new OcspClient();
string certOcspUrl = ocsp.GetAuthorityInformationAccessOcspUrl(issuerCert);
if (!string.IsNullOrEmpty(certOcspUrl))
{
ocspServers.Add(certOcspUrl);
}
foreach (var ocspUrl in _firma.OCSPServers)
{
ocspServers.Add(ocspUrl);
}
foreach (var ocspUrl in ocspServers)
{
byte[] resp = ocsp.QueryBinary(clientCert, issuerCert, ocspUrl);
FirmaXadesNet.Clients.CertificateStatus status = ocsp.ProcessOcspResponse(clientCert, issuerCert, resp);
if (status == FirmaXadesNet.Clients.CertificateStatus.Revoked)
{
throw new Exception("Certificado revocado");
}
else if (status == FirmaXadesNet.Clients.CertificateStatus.Good)
{
Org.BouncyCastle.Ocsp.OcspResp r = new OcspResp(resp);
byte[] rEncoded = r.GetEncoded();
BasicOcspResp or = (BasicOcspResp)r.GetResponseObject();
string guidOcsp = Guid.NewGuid().ToString();
OCSPRef ocspRef = new OCSPRef();
ocspRef.OCSPIdentifier.UriAttribute = "#OcspValue" + guidOcsp;
DigestUtil.SetCertDigest(rEncoded, _firma.RefsDigestMethod, ocspRef.CertDigest);
Org.BouncyCastle.Asn1.Ocsp.ResponderID rpId = or.ResponderId.ToAsn1Object();
string name = GetResponderName(rpId, ref byKey);
if (!byKey)
{
ocspRef.OCSPIdentifier.ResponderID = RevertIssuerName(name);
}
else
{
ocspRef.OCSPIdentifier.ResponderID = name;
ocspRef.OCSPIdentifier.ByKey = true;
}
ocspRef.OCSPIdentifier.ProducedAt = or.ProducedAt.ToLocalTime();
unsignedProperties.UnsignedSignatureProperties.CompleteRevocationRefs.OCSPRefs.OCSPRefCollection.Add(ocspRef);
OCSPValue ocspValue = new OCSPValue();
ocspValue.PkiData = rEncoded;
ocspValue.Id = "OcspValue" + guidOcsp;
unsignedProperties.UnsignedSignatureProperties.RevocationValues.OCSPValues.OCSPValueCollection.Add(ocspValue);
return((from cert in or.GetCerts()
select new X509Certificate2(cert.GetEncoded())).ToArray());
}
}
throw new Exception("El certificado no ha podido ser validado");
}
public ResponseData(ResponderID responderID, DerGeneralizedTime producedAt, Asn1Sequence responses, X509Extensions responseExtensions)
: this(V1, responderID, producedAt, responses, responseExtensions)
{
}
