internal static void AddAdditionalStoresFromCrlDistributionPoint(
CrlDistPoint crldp,
PkixParameters pkixParams)
{
if (crldp != null)
{
DistributionPoint[] dps = null;
try
{
dps = crldp.GetDistributionPoints();
}
catch (Exception e)
{
throw new Exception(
"Distribution points could not be read.", e);
}
for (int i = 0; i < dps.Length; i++)
{
DistributionPointName dpn = dps[i].DistributionPointName;
// look for URIs in fullName
if (dpn != null)
{
if (dpn.PointType == DistributionPointName.FullName)
{
GeneralName[] genNames = GeneralNames.GetInstance(
dpn.Name).GetNames();
// look for an URI
for (int j = 0; j < genNames.Length; j++)
{
if (genNames[j].TagNo == GeneralName.UniformResourceIdentifier)
{
string location = DerIA5String.GetInstance(
genNames[j].Name).GetString();
PkixCertPathValidatorUtilities.AddAdditionalStoreFromLocation(
location, pkixParams);
}
}
}
}
}
}
}
internal static void AddAdditionalStoresFromAltNames(
X509Certificate cert,
PkixParameters pkixParams)
{
// if in the IssuerAltName extension an URI
// is given, add an additinal X.509 store
if (cert.GetIssuerAlternativeNames() != null)
{
IEnumerator it = cert.GetIssuerAlternativeNames().GetEnumerator();
while (it.MoveNext())
{
// look for URI
IList list = (IList)it.Current;
//if (list[0].Equals(new Integer(GeneralName.UniformResourceIdentifier)))
if (list[0].Equals(GeneralName.UniformResourceIdentifier))
{
// found
string temp = (string)list[1];
PkixCertPathValidatorUtilities.AddAdditionalStoreFromLocation(temp, pkixParams);
}
}
}
}