diff options
Diffstat (limited to 'bcprov/src/main/java/org/bouncycastle/asn1/cms/EncryptedContentInfo.java')
-rw-r--r-- | bcprov/src/main/java/org/bouncycastle/asn1/cms/EncryptedContentInfo.java | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/asn1/cms/EncryptedContentInfo.java b/bcprov/src/main/java/org/bouncycastle/asn1/cms/EncryptedContentInfo.java deleted file mode 100644 index 64d887d..0000000 --- a/bcprov/src/main/java/org/bouncycastle/asn1/cms/EncryptedContentInfo.java +++ /dev/null @@ -1,120 +0,0 @@ -package org.bouncycastle.asn1.cms; - -import org.bouncycastle.asn1.ASN1EncodableVector; -import org.bouncycastle.asn1.ASN1Object; -import org.bouncycastle.asn1.ASN1ObjectIdentifier; -import org.bouncycastle.asn1.ASN1OctetString; -import org.bouncycastle.asn1.ASN1Primitive; -import org.bouncycastle.asn1.ASN1Sequence; -import org.bouncycastle.asn1.ASN1TaggedObject; -import org.bouncycastle.asn1.BERSequence; -import org.bouncycastle.asn1.BERTaggedObject; -import org.bouncycastle.asn1.x509.AlgorithmIdentifier; - -/** - * <a href="http://tools.ietf.org/html/rfc5652#section-6.1">RFC 5652</a> EncryptedContentInfo object. - * - * <pre> - * EncryptedContentInfo ::= SEQUENCE { - * contentType ContentType, - * contentEncryptionAlgorithm ContentEncryptionAlgorithmIdentifier, - * encryptedContent [0] IMPLICIT EncryptedContent OPTIONAL - * } - * </pre> - */ -public class EncryptedContentInfo - extends ASN1Object -{ - private ASN1ObjectIdentifier contentType; - private AlgorithmIdentifier contentEncryptionAlgorithm; - private ASN1OctetString encryptedContent; - - public EncryptedContentInfo( - ASN1ObjectIdentifier contentType, - AlgorithmIdentifier contentEncryptionAlgorithm, - ASN1OctetString encryptedContent) - { - this.contentType = contentType; - this.contentEncryptionAlgorithm = contentEncryptionAlgorithm; - this.encryptedContent = encryptedContent; - } - - private EncryptedContentInfo( - ASN1Sequence seq) - { - if (seq.size() < 2) - { - throw new IllegalArgumentException("Truncated Sequence Found"); - } - - contentType = (ASN1ObjectIdentifier)seq.getObjectAt(0); - contentEncryptionAlgorithm = AlgorithmIdentifier.getInstance( - seq.getObjectAt(1)); - if (seq.size() > 2) - { - encryptedContent = ASN1OctetString.getInstance( - (ASN1TaggedObject)seq.getObjectAt(2), false); - } - } - - /** - * Return an EncryptedContentInfo object from the given object. - * <p> - * Accepted inputs: - * <ul> - * <li> null → null - * <li> {@link EncryptedContentInfo} object - * <li> {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats - * </ul> - * - * @param obj the object we want converted. - * @exception IllegalArgumentException if the object cannot be converted. - */ - public static EncryptedContentInfo getInstance( - Object obj) - { - if (obj instanceof EncryptedContentInfo) - { - return (EncryptedContentInfo)obj; - } - if (obj != null) - { - return new EncryptedContentInfo(ASN1Sequence.getInstance(obj)); - } - - return null; - } - - public ASN1ObjectIdentifier getContentType() - { - return contentType; - } - - public AlgorithmIdentifier getContentEncryptionAlgorithm() - { - return contentEncryptionAlgorithm; - } - - public ASN1OctetString getEncryptedContent() - { - return encryptedContent; - } - - /** - * Produce an object suitable for an ASN1OutputStream. - */ - public ASN1Primitive toASN1Primitive() - { - ASN1EncodableVector v = new ASN1EncodableVector(); - - v.add(contentType); - v.add(contentEncryptionAlgorithm); - - if (encryptedContent != null) - { - v.add(new BERTaggedObject(false, 0, encryptedContent)); - } - - return new BERSequence(v); - } -} |