diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/cms/AuthEnvelopedDataParser.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/cms/AuthEnvelopedDataParser.java | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/cms/AuthEnvelopedDataParser.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/cms/AuthEnvelopedDataParser.java deleted file mode 100644 index 99b238c0f..000000000 --- a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/cms/AuthEnvelopedDataParser.java +++ /dev/null @@ -1,157 +0,0 @@ -package org.spongycastle.asn1.cms; - -import java.io.IOException; - -import org.spongycastle.asn1.ASN1Encodable; -import org.spongycastle.asn1.ASN1Integer; -import org.spongycastle.asn1.ASN1OctetString; -import org.spongycastle.asn1.ASN1SequenceParser; -import org.spongycastle.asn1.ASN1SetParser; -import org.spongycastle.asn1.ASN1TaggedObjectParser; -import org.spongycastle.asn1.BERTags; - -/** - * Parse {@link AuthEnvelopedData} input stream. - * - * <pre> - * AuthEnvelopedData ::= SEQUENCE { - * version CMSVersion, - * originatorInfo [0] IMPLICIT OriginatorInfo OPTIONAL, - * recipientInfos RecipientInfos, - * authEncryptedContentInfo EncryptedContentInfo, - * authAttrs [1] IMPLICIT AuthAttributes OPTIONAL, - * mac MessageAuthenticationCode, - * unauthAttrs [2] IMPLICIT UnauthAttributes OPTIONAL } - * </pre> - */ -public class AuthEnvelopedDataParser -{ - private ASN1SequenceParser seq; - private ASN1Integer version; - private ASN1Encodable nextObject; - private boolean originatorInfoCalled; - - public AuthEnvelopedDataParser(ASN1SequenceParser seq) throws IOException - { - this.seq = seq; - - // TODO - // "It MUST be set to 0." - this.version = ASN1Integer.getInstance(seq.readObject()); - } - - public ASN1Integer getVersion() - { - return version; - } - - public OriginatorInfo getOriginatorInfo() - throws IOException - { - originatorInfoCalled = true; - - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - if (nextObject instanceof ASN1TaggedObjectParser && ((ASN1TaggedObjectParser)nextObject).getTagNo() == 0) - { - ASN1SequenceParser originatorInfo = (ASN1SequenceParser) ((ASN1TaggedObjectParser)nextObject).getObjectParser(BERTags.SEQUENCE, false); - nextObject = null; - return OriginatorInfo.getInstance(originatorInfo.toASN1Primitive()); - } - - return null; - } - - public ASN1SetParser getRecipientInfos() - throws IOException - { - if (!originatorInfoCalled) - { - getOriginatorInfo(); - } - - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - ASN1SetParser recipientInfos = (ASN1SetParser)nextObject; - nextObject = null; - return recipientInfos; - } - - public EncryptedContentInfoParser getAuthEncryptedContentInfo() - throws IOException - { - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - if (nextObject != null) - { - ASN1SequenceParser o = (ASN1SequenceParser) nextObject; - nextObject = null; - return new EncryptedContentInfoParser(o); - } - - return null; - } - - public ASN1SetParser getAuthAttrs() - throws IOException - { - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - if (nextObject instanceof ASN1TaggedObjectParser) - { - ASN1Encodable o = nextObject; - nextObject = null; - return (ASN1SetParser)((ASN1TaggedObjectParser)o).getObjectParser(BERTags.SET, false); - } - - // TODO - // "The authAttrs MUST be present if the content type carried in - // EncryptedContentInfo is not id-data." - - return null; - } - - public ASN1OctetString getMac() - throws IOException - { - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - ASN1Encodable o = nextObject; - nextObject = null; - - return ASN1OctetString.getInstance(o.toASN1Primitive()); - } - - public ASN1SetParser getUnauthAttrs() - throws IOException - { - if (nextObject == null) - { - nextObject = seq.readObject(); - } - - if (nextObject != null) - { - ASN1Encodable o = nextObject; - nextObject = null; - return (ASN1SetParser)((ASN1TaggedObjectParser)o).getObjectParser(BERTags.SET, false); - } - - return null; - } -} |