public override IList <X509Crl> GetCRLsFromSignature()
{
IList <X509Crl> list = new List <X509Crl>();
// Add certificates contained in SignedData
foreach (X509Crl crl in cmsSignedData.GetCrls
("Collection").GetMatches(null))
{
list.Add(crl);
}
// Add certificates in CAdES-XL certificate-values inside SignerInfo attribute if present
SignerInformation si = BCStaticHelpers.GetSigner(cmsSignedData, signerId);
if (si != null && si.UnsignedAttributes != null && si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsRevocationValues] != null)
{
RevocationValues revValues = RevocationValues.GetInstance(si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsRevocationValues].AttrValues[0]);
foreach (CertificateList crlObj in revValues.GetCrlVals())
{
X509Crl crl = new X509Crl(crlObj);
list.Add(crl);
}
}
return(list);
}
public virtual bool CheckIntegrity(Document detachedDocument)
{
try
{
bool ret = false;
SignerInformation si = null;
if (detachedDocument != null)
{
// Recreate a SignerInformation with the content using a CMSSignedDataParser
CmsSignedDataParser sp = new CmsSignedDataParser(new CmsTypedStream(detachedDocument.OpenStream()), _cmsSignedData.GetEncoded());
sp.GetSignedContent().Drain();
si = BCStaticHelpers.GetSigner(sp, signerInformation.SignerID);
}
else
{
si = signerInformation;
}
ret = si.Verify(SigningCertificate);
return(ret);
}
catch (CertificateExpiredException)
{
return(false);
}
catch (CmsException)
{
return(false);
}
catch (IOException)
{
return(false);
}
}
public override IList <BasicOcspResp> GetOCSPResponsesFromSignature()
{
IList <BasicOcspResp> list = new List <BasicOcspResp>();
// Add certificates in CAdES-XL certificate-values inside SignerInfo attribute if present
SignerInformation si = BCStaticHelpers.GetSigner(cmsSignedData, signerId);
if (si != null && si.UnsignedAttributes != null && si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsRevocationValues] != null)
{
RevocationValues revValues = RevocationValues.GetInstance(si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsRevocationValues].AttrValues[0]);
foreach (BasicOcspResponse ocspObj in revValues.GetOcspVals())
{
BasicOcspResp bOcspObj = new BasicOcspResp(ocspObj);
list.Add(bOcspObj);
}
}
return(list);
}
public override IList <X509Certificate> GetCertificates()
{
IList <X509Certificate> list = new List <X509Certificate>();
if (!onlyExtended)
{
logger.Info(cmsSignedData.GetCertificates("Collection").GetMatches(null).Count + " certificate in collection");
foreach (X509Certificate ch in cmsSignedData.GetCertificates("Collection").GetMatches(null))
{
X509Certificate c = ch;
logger.Info("Certificate for subject " + c.SubjectDN);
if (!list.Contains(c))
{
list.Add(c);
}
}
}
// Add certificates in CAdES-XL certificate-values inside SignerInfo attribute if present
SignerInformation si = BCStaticHelpers.GetSigner(cmsSignedData, signerId);
if (si != null && si.UnsignedAttributes != null && si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsCertValues] != null)
{
DerSequence seq = (DerSequence)si.UnsignedAttributes[PkcsObjectIdentifiers.IdAAEtsCertValues].AttrValues[0];
for (int i = 0; i < seq.Count; i++)
{
X509CertificateStructure cs = X509CertificateStructure.GetInstance(seq[i]);
X509Certificate c = new X509Certificate(cs);
if (!list.Contains(c))
{
list.Add(c);
}
}
}
return(list);
}
public CAdESSignature(CmsSignedData cms, SignerID id)
{
_cmsSignedData = cms;
this.signerInformation = BCStaticHelpers.GetSigner(cms, id);
}