public SASIdentifier LocateSasIdentifier(List <SASIdentifier> sasIdentifiers)
{
SASIdentifier sASIdentifier;
List <SASIdentifier> .Enumerator enumerator = sasIdentifiers.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
SASIdentifier current = enumerator.Current;
if (string.IsNullOrEmpty(current.Id) || !current.Id.Equals(this.SignedIdentifier))
{
continue;
}
sASIdentifier = current;
return(sASIdentifier);
}
throw new AuthenticationFailureException("SAS identifier cannot be found for specified signed identifier");
}
finally
{
((IDisposable)enumerator).Dispose();
}
return(sASIdentifier);
}
public virtual void ValidateAndDeriveEffectiveAccessPolicy(SASIdentifier sasIdentifier)
{
NephosAssertionException.Assert(sasIdentifier.Id.Equals(this.SignedIdentifier));
if (!this.SignedExpiry.HasValue && !sasIdentifier.AccessPolicy.SignedExpiry.HasValue)
{
throw new AuthenticationFailureException("Signed expiry must be specified in signature or SAS identifier");
}
if (!this.SignedPermission.HasValue && !sasIdentifier.AccessPolicy.SignedPermission.HasValue)
{
throw new AuthenticationFailureException("Signed permission must be specified in signature or SAS identifier");
}
if (this.SignedStart.HasValue && sasIdentifier.AccessPolicy.SignedStart.HasValue || this.SignedExpiry.HasValue && sasIdentifier.AccessPolicy.SignedExpiry.HasValue || this.SignedPermission.HasValue && sasIdentifier.AccessPolicy.SignedPermission.HasValue)
{
throw new AuthenticationFailureException("Access policy fields can be associated with signature or SAS identifier but not both");
}
if (sasIdentifier.AccessPolicy.SignedStart.HasValue)
{
this.SignedStart = new DateTime?(sasIdentifier.AccessPolicy.SignedStart.Value);
}
if (sasIdentifier.AccessPolicy.SignedExpiry.HasValue)
{
NephosAssertionException.Assert(!this.SignedExpiry.HasValue);
this.SignedExpiry = new DateTime?(sasIdentifier.AccessPolicy.SignedExpiry.Value);
}
if (sasIdentifier.AccessPolicy.SignedPermission.HasValue)
{
NephosAssertionException.Assert(!this.SignedPermission.HasValue);
this.SignedPermission = new SASPermission?(sasIdentifier.AccessPolicy.SignedPermission.Value);
}
}
public static List <SASIdentifier> DecodeSASIdentifiers(string sasIdentifiersValue)
{
ASCIIEncoding aSCIIEncoding = new ASCIIEncoding();
if (sasIdentifiersValue == null)
{
throw new ArgumentNullException("sasIdentifiersValue");
}
SASUtilities.ValidateACIIEncoding(sasIdentifiersValue);
sasIdentifiersValue = aSCIIEncoding.GetString(Convert.FromBase64String(sasIdentifiersValue));
List <SASIdentifier> sASIdentifiers = new List <SASIdentifier>();
using (StringReader stringReader = new StringReader(sasIdentifiersValue))
{
string str = null;
while (true)
{
string str1 = stringReader.ReadLine();
str = str1;
if (str1 == null)
{
break;
}
str = str.Trim();
if (str.Length != 0)
{
string str2 = aSCIIEncoding.GetString(Convert.FromBase64String(str));
SASIdentifier sASIdentifier = new SASIdentifier();
sASIdentifier.Decode(str2);
sASIdentifiers.Add(sASIdentifier);
}
}
}
return(sASIdentifiers);
}
