diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/dvcs/Data.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/dvcs/Data.java | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/dvcs/Data.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/dvcs/Data.java new file mode 100644 index 000000000..8d00f33fa --- /dev/null +++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/dvcs/Data.java @@ -0,0 +1,149 @@ +package org.spongycastle.asn1.dvcs; + +import org.spongycastle.asn1.ASN1Choice; +import org.spongycastle.asn1.ASN1Object; +import org.spongycastle.asn1.ASN1OctetString; +import org.spongycastle.asn1.ASN1Primitive; +import org.spongycastle.asn1.ASN1Sequence; +import org.spongycastle.asn1.ASN1TaggedObject; +import org.spongycastle.asn1.DEROctetString; +import org.spongycastle.asn1.DERSequence; +import org.spongycastle.asn1.DERTaggedObject; +import org.spongycastle.asn1.x509.DigestInfo; + +/** + * <pre> + * Data ::= CHOICE { + * message OCTET STRING , + * messageImprint DigestInfo, + * certs [0] SEQUENCE SIZE (1..MAX) OF + * TargetEtcChain + * } + * </pre> + */ + +public class Data + extends ASN1Object + implements ASN1Choice +{ + private ASN1OctetString message; + private DigestInfo messageImprint; + private ASN1Sequence certs; + + public Data(byte[] messageBytes) + { + this.message = new DEROctetString(messageBytes); + } + + public Data(ASN1OctetString message) + { + this.message = message; + } + + public Data(DigestInfo messageImprint) + { + this.messageImprint = messageImprint; + } + + public Data(TargetEtcChain cert) + { + this.certs = new DERSequence(cert); + } + + public Data(TargetEtcChain[] certs) + { + this.certs = new DERSequence(certs); + } + + private Data(ASN1Sequence certs) + { + this.certs = certs; + } + + public static Data getInstance(Object obj) + { + if (obj instanceof Data) + { + return (Data)obj; + } + else if (obj instanceof ASN1OctetString) + { + return new Data((ASN1OctetString)obj); + } + else if (obj instanceof ASN1Sequence) + { + return new Data(DigestInfo.getInstance(obj)); + } + else if (obj instanceof ASN1TaggedObject) + { + return new Data(ASN1Sequence.getInstance((ASN1TaggedObject)obj, false)); + } + throw new IllegalArgumentException("Unknown object submitted to getInstance: " + obj.getClass().getName()); + } + + public static Data getInstance( + ASN1TaggedObject obj, + boolean explicit) + { + return getInstance(obj.getObject()); + } + + public ASN1Primitive toASN1Primitive() + { + if (message != null) + { + return message.toASN1Primitive(); + } + if (messageImprint != null) + { + return messageImprint.toASN1Primitive(); + } + else + { + return new DERTaggedObject(false, 0, certs); + } + } + + public String toString() + { + if (message != null) + { + return "Data {\n" + message + "}\n"; + } + if (messageImprint != null) + { + return "Data {\n" + messageImprint + "}\n"; + } + else + { + return "Data {\n" + certs + "}\n"; + } + } + + public ASN1OctetString getMessage() + { + return message; + } + + public DigestInfo getMessageImprint() + { + return messageImprint; + } + + public TargetEtcChain[] getCerts() + { + if (certs == null) + { + return null; + } + + TargetEtcChain[] tmp = new TargetEtcChain[certs.size()]; + + for (int i = 0; i != tmp.length; i++) + { + tmp[i] = TargetEtcChain.getInstance(certs.getObjectAt(i)); + } + + return tmp; + } +} |