Package org.bouncycastle.asn1.cms
Class SignerInfo
- java.lang.Object
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- org.bouncycastle.asn1.ASN1Object
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- org.bouncycastle.asn1.cms.SignerInfo
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- All Implemented Interfaces:
ASN1Encodable
,Encodable
public class SignerInfo extends ASN1Object
RFC 5652: Signature container per Signer, seeSignerIdentifier
.PKCS#7: SignerInfo ::= SEQUENCE { version Version, sid SignerIdentifier, digestAlgorithm DigestAlgorithmIdentifier, authenticatedAttributes [0] IMPLICIT Attributes OPTIONAL, digestEncryptionAlgorithm DigestEncryptionAlgorithmIdentifier, encryptedDigest EncryptedDigest, unauthenticatedAttributes [1] IMPLICIT Attributes OPTIONAL } EncryptedDigest ::= OCTET STRING DigestAlgorithmIdentifier ::= AlgorithmIdentifier DigestEncryptionAlgorithmIdentifier ::= AlgorithmIdentifier ----------------------------------------- RFC 5652: SignerInfo ::= SEQUENCE { version CMSVersion, sid SignerIdentifier, digestAlgorithm DigestAlgorithmIdentifier, signedAttrs [0] IMPLICIT SignedAttributes OPTIONAL, signatureAlgorithm SignatureAlgorithmIdentifier, signature SignatureValue, unsignedAttrs [1] IMPLICIT UnsignedAttributes OPTIONAL } --
SignerIdentifier
referenced certificates are at containing --SignedData
certificates element. SignerIdentifier ::= CHOICE { issuerAndSerialNumberIssuerAndSerialNumber
, subjectKeyIdentifier [0] SubjectKeyIdentifier } -- SeeAttributes
for generalized SET OFAttribute
SignedAttributes ::= SET SIZE (1..MAX) OF Attribute UnsignedAttributes ::= SET SIZE (1..MAX) OF AttributeAttribute
::= SEQUENCE { attrType OBJECT IDENTIFIER, attrValues SET OF AttributeValue } AttributeValue ::= ANY SignatureValue ::= OCTET STRING
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Constructor Summary
Constructors Constructor Description SignerInfo(ASN1Sequence seq)
Deprecated.use getInstance() method.SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, ASN1Set authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, ASN1Set unauthenticatedAttributes)
SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, Attributes authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, Attributes unauthenticatedAttributes)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description ASN1Set
getAuthenticatedAttributes()
AlgorithmIdentifier
getDigestAlgorithm()
AlgorithmIdentifier
getDigestEncryptionAlgorithm()
ASN1OctetString
getEncryptedDigest()
static SignerInfo
getInstance(java.lang.Object o)
Return a SignerInfo object from the given inputSignerIdentifier
getSID()
ASN1Set
getUnauthenticatedAttributes()
ASN1Integer
getVersion()
ASN1Primitive
toASN1Primitive()
Produce an object suitable for an ASN1OutputStream.-
Methods inherited from class org.bouncycastle.asn1.ASN1Object
encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode
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Constructor Detail
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SignerInfo
public SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, ASN1Set authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, ASN1Set unauthenticatedAttributes)
- Parameters:
sid
-digAlgorithm
- CMS knows as 'digestAlgorithm'authenticatedAttributes
- CMS knows as 'signedAttrs'digEncryptionAlgorithm
- CMS knows as 'signatureAlgorithm'encryptedDigest
- CMS knows as 'signature'unauthenticatedAttributes
- CMS knows as 'unsignedAttrs'
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SignerInfo
public SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, Attributes authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, Attributes unauthenticatedAttributes)
- Parameters:
sid
-digAlgorithm
- CMS knows as 'digestAlgorithm'authenticatedAttributes
- CMS knows as 'signedAttrs'digEncryptionAlgorithm
- CMS knows as 'signatureAlgorithm'encryptedDigest
- CMS knows as 'signature'unauthenticatedAttributes
- CMS knows as 'unsignedAttrs'
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SignerInfo
public SignerInfo(ASN1Sequence seq)
Deprecated.use getInstance() method.
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Method Detail
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getInstance
public static SignerInfo getInstance(java.lang.Object o) throws java.lang.IllegalArgumentException
Return a SignerInfo object from the given inputAccepted inputs:
- null → null
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SignerInfo
object -
ASN1Sequence
input formats with SignerInfo structure inside
- Parameters:
o
- the object we want converted.- Throws:
java.lang.IllegalArgumentException
- if the object cannot be converted.
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getVersion
public ASN1Integer getVersion()
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getSID
public SignerIdentifier getSID()
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getAuthenticatedAttributes
public ASN1Set getAuthenticatedAttributes()
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getDigestAlgorithm
public AlgorithmIdentifier getDigestAlgorithm()
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getEncryptedDigest
public ASN1OctetString getEncryptedDigest()
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getDigestEncryptionAlgorithm
public AlgorithmIdentifier getDigestEncryptionAlgorithm()
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getUnauthenticatedAttributes
public ASN1Set getUnauthenticatedAttributes()
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toASN1Primitive
public ASN1Primitive toASN1Primitive()
Produce an object suitable for an ASN1OutputStream.- Specified by:
toASN1Primitive
in interfaceASN1Encodable
- Specified by:
toASN1Primitive
in classASN1Object
- Returns:
- a primitive representation of this object.
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