diff options
Diffstat (limited to 'crypto/src/asn1/cms/ContentInfo.cs')
| -rw-r--r-- | crypto/src/asn1/cms/ContentInfo.cs | 155 |
1 files changed, 80 insertions, 75 deletions
diff --git a/crypto/src/asn1/cms/ContentInfo.cs b/crypto/src/asn1/cms/ContentInfo.cs index 61a277535..278ceca46 100644 --- a/crypto/src/asn1/cms/ContentInfo.cs +++ b/crypto/src/asn1/cms/ContentInfo.cs @@ -5,79 +5,84 @@ using Org.BouncyCastle.Asn1; namespace Org.BouncyCastle.Asn1.Cms { - public class ContentInfo - : Asn1Encodable - { - private readonly DerObjectIdentifier contentType; - private readonly Asn1Encodable content; - - public static ContentInfo GetInstance( - object obj) - { - if (obj == null || obj is ContentInfo) - return (ContentInfo) obj; - - if (obj is Asn1Sequence) - return new ContentInfo((Asn1Sequence) obj); - - throw new ArgumentException("unknown object in factory: " + obj.GetType().Name); - } - - private ContentInfo( - Asn1Sequence seq) - { - if (seq.Count < 1 || seq.Count > 2) - throw new ArgumentException("Bad sequence size: " + seq.Count, "seq"); - - contentType = (DerObjectIdentifier) seq[0]; - - if (seq.Count > 1) - { - Asn1TaggedObject tagged = (Asn1TaggedObject) seq[1]; - if (!tagged.IsExplicit() || tagged.TagNo != 0) - throw new ArgumentException("Bad tag for 'content'", "seq"); - - content = tagged.GetObject(); - } - } - - public ContentInfo( - DerObjectIdentifier contentType, - Asn1Encodable content) - { - this.contentType = contentType; - this.content = content; - } - - public DerObjectIdentifier ContentType - { - get { return contentType; } - } - - public Asn1Encodable Content - { - get { return content; } - } - - /** - * Produce an object suitable for an Asn1OutputStream. - * <pre> - * ContentInfo ::= Sequence { - * contentType ContentType, - * content - * [0] EXPLICIT ANY DEFINED BY contentType OPTIONAL } - * </pre> - */ - public override Asn1Object ToAsn1Object() - { - Asn1EncodableVector v = new Asn1EncodableVector(contentType); - - if (content != null) - { - v.Add(new BerTaggedObject(0, content)); - } - - return new BerSequence(v); - } - } + public class ContentInfo + : Asn1Encodable + { + private readonly DerObjectIdentifier contentType; + private readonly Asn1Encodable content; + + public static ContentInfo GetInstance( + object obj) + { + if (obj == null || obj is ContentInfo) + return (ContentInfo) obj; + + if (obj is Asn1Sequence) + return new ContentInfo((Asn1Sequence) obj); + + throw new ArgumentException("unknown object in factory: " + obj.GetType().Name); + } + + public static ContentInfo GetInstance(Asn1TaggedObject obj, bool isExplicit) + { + return GetInstance(Asn1Sequence.GetInstance(obj, isExplicit)); + } + + private ContentInfo( + Asn1Sequence seq) + { + if (seq.Count < 1 || seq.Count > 2) + throw new ArgumentException("Bad sequence size: " + seq.Count, "seq"); + + contentType = (DerObjectIdentifier) seq[0]; + + if (seq.Count > 1) + { + Asn1TaggedObject tagged = (Asn1TaggedObject) seq[1]; + if (!tagged.IsExplicit() || tagged.TagNo != 0) + throw new ArgumentException("Bad tag for 'content'", "seq"); + + content = tagged.GetObject(); + } + } + + public ContentInfo( + DerObjectIdentifier contentType, + Asn1Encodable content) + { + this.contentType = contentType; + this.content = content; + } + + public DerObjectIdentifier ContentType + { + get { return contentType; } + } + + public Asn1Encodable Content + { + get { return content; } + } + + /** + * Produce an object suitable for an Asn1OutputStream. + * <pre> + * ContentInfo ::= Sequence { + * contentType ContentType, + * content + * [0] EXPLICIT ANY DEFINED BY contentType OPTIONAL } + * </pre> + */ + public override Asn1Object ToAsn1Object() + { + Asn1EncodableVector v = new Asn1EncodableVector(contentType); + + if (content != null) + { + v.Add(new BerTaggedObject(0, content)); + } + + return new BerSequence(v); + } + } } |