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package org.spongycastle.cms;
import java.io.IOException;
import org.spongycastle.asn1.cms.KEKIdentifier;
import org.spongycastle.asn1.cms.KEKRecipientInfo;
import org.spongycastle.asn1.x509.AlgorithmIdentifier;
/**
* the RecipientInfo class for a recipient who has been sent a message
* encrypted using a secret key known to the other side.
*/
public class KEKRecipientInformation
extends RecipientInformation
{
private KEKRecipientInfo info;
KEKRecipientInformation(
KEKRecipientInfo info,
AlgorithmIdentifier messageAlgorithm,
CMSSecureReadable secureReadable,
AuthAttributesProvider additionalData)
{
super(info.getKeyEncryptionAlgorithm(), messageAlgorithm, secureReadable, additionalData);
this.info = info;
KEKIdentifier kekId = info.getKekid();
this.rid = new KEKRecipientId(kekId.getKeyIdentifier().getOctets());
}
protected RecipientOperator getRecipientOperator(Recipient recipient)
throws CMSException, IOException
{
return ((KEKRecipient)recipient).getRecipientOperator(keyEncAlg, messageAlgorithm, info.getEncryptedKey().getOctets());
}
}
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