1 files changed, 145 insertions, 0 deletions
diff --git a/Crypto/src/asn1/esf/SignaturePolicyId.cs b/Crypto/src/asn1/esf/SignaturePolicyId.cs
new file mode 100644
index 000000000..545be2cf4
--- /dev/null
+++ b/Crypto/src/asn1/esf/SignaturePolicyId.cs
@@ -0,0 +1,145 @@
+using System;
+using System.Collections;
+
+using Org.BouncyCastle.Utilities.Collections;
+
+namespace Org.BouncyCastle.Asn1.Esf
+{
+ /// <remarks>
+ /// <code>
+ /// SignaturePolicyId ::= SEQUENCE {
+ /// sigPolicyIdentifier SigPolicyId,
+ /// sigPolicyHash SigPolicyHash,
+ /// sigPolicyQualifiers SEQUENCE SIZE (1..MAX) OF SigPolicyQualifierInfo OPTIONAL
+ /// }
+ ///
+ /// SigPolicyId ::= OBJECT IDENTIFIER
+ ///
+ /// SigPolicyHash ::= OtherHashAlgAndValue
+ /// </code>
+ /// </remarks>
+ public class SignaturePolicyId
+ : Asn1Encodable
+ {
+ private readonly DerObjectIdentifier sigPolicyIdentifier;
+ private readonly OtherHashAlgAndValue sigPolicyHash;
+ private readonly Asn1Sequence sigPolicyQualifiers;
+
+ public static SignaturePolicyId GetInstance(
+ object obj)
+ {
+ if (obj == null || obj is SignaturePolicyId)
+ return (SignaturePolicyId) obj;
+
+ if (obj is Asn1Sequence)
+ return new SignaturePolicyId((Asn1Sequence) obj);
+
+ throw new ArgumentException(
+ "Unknown object in 'SignaturePolicyId' factory: "
+ + obj.GetType().Name,
+ "obj");
+ }
+
+ private SignaturePolicyId(
+ Asn1Sequence seq)
+ {
+ if (seq == null)
+ throw new ArgumentNullException("seq");
+ if (seq.Count < 2 || seq.Count > 3)
+ throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
+
+ this.sigPolicyIdentifier = (DerObjectIdentifier) seq[0].ToAsn1Object();
+ this.sigPolicyHash = OtherHashAlgAndValue.GetInstance(seq[1].ToAsn1Object());
+
+ if (seq.Count > 2)
+ {
+ this.sigPolicyQualifiers = (Asn1Sequence) seq[2].ToAsn1Object();
+ }
+ }
+
+ public SignaturePolicyId(
+ DerObjectIdentifier sigPolicyIdentifier,
+ OtherHashAlgAndValue sigPolicyHash)
+ : this(sigPolicyIdentifier, sigPolicyHash, null)
+ {
+ }
+
+ public SignaturePolicyId(
+ DerObjectIdentifier sigPolicyIdentifier,
+ OtherHashAlgAndValue sigPolicyHash,
+ params SigPolicyQualifierInfo[] sigPolicyQualifiers)
+ {
+ if (sigPolicyIdentifier == null)
+ throw new ArgumentNullException("sigPolicyIdentifier");
+ if (sigPolicyHash == null)
+ throw new ArgumentNullException("sigPolicyHash");
+
+ this.sigPolicyIdentifier = sigPolicyIdentifier;
+ this.sigPolicyHash = sigPolicyHash;
+
+ if (sigPolicyQualifiers != null)
+ {
+ this.sigPolicyQualifiers = new DerSequence(sigPolicyQualifiers);
+ }
+ }
+
+ public SignaturePolicyId(
+ DerObjectIdentifier sigPolicyIdentifier,
+ OtherHashAlgAndValue sigPolicyHash,
+ IEnumerable sigPolicyQualifiers)
+ {
+ if (sigPolicyIdentifier == null)
+ throw new ArgumentNullException("sigPolicyIdentifier");
+ if (sigPolicyHash == null)
+ throw new ArgumentNullException("sigPolicyHash");
+
+ this.sigPolicyIdentifier = sigPolicyIdentifier;
+ this.sigPolicyHash = sigPolicyHash;
+
+ if (sigPolicyQualifiers != null)
+ {
+ if (!CollectionUtilities.CheckElementsAreOfType(sigPolicyQualifiers, typeof(SigPolicyQualifierInfo)))
+ throw new ArgumentException("Must contain only 'SigPolicyQualifierInfo' objects", "sigPolicyQualifiers");
+
+ this.sigPolicyQualifiers = new DerSequence(
+ Asn1EncodableVector.FromEnumerable(sigPolicyQualifiers));
+ }
+ }
+
+ public DerObjectIdentifier SigPolicyIdentifier
+ {
+ get { return sigPolicyIdentifier; }
+ }
+
+ public OtherHashAlgAndValue SigPolicyHash
+ {
+ get { return sigPolicyHash; }
+ }
+
+ public SigPolicyQualifierInfo[] GetSigPolicyQualifiers()
+ {
+ if (sigPolicyQualifiers == null)
+ return null;
+
+ SigPolicyQualifierInfo[] infos = new SigPolicyQualifierInfo[sigPolicyQualifiers.Count];
+ for (int i = 0; i < sigPolicyQualifiers.Count; ++i)
+ {
+ infos[i] = SigPolicyQualifierInfo.GetInstance(sigPolicyQualifiers[i]);
+ }
+ return infos;
+ }
+
+ public override Asn1Object ToAsn1Object()
+ {
+ Asn1EncodableVector v = new Asn1EncodableVector(
+ sigPolicyIdentifier, sigPolicyHash.ToAsn1Object());
+
+ if (sigPolicyQualifiers != null)
+ {
+ v.Add(sigPolicyQualifiers.ToAsn1Object());
+ }
+
+ return new DerSequence(v);
+ }
+ }
+}
|
