Class SignerInfo
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- All Implemented Interfaces:
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io.anyline.nfc.bouncycastle.asn1.ASN1Encodable
,io.anyline.nfc.bouncycastle.util.Encodable
public class SignerInfo extends ASN1Object
RFC 5652: Signature container per Signer, see SignerIdentifier.
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 { issuerAndSerialNumber IssuerAndSerialNumber, subjectKeyIdentifier [0] SubjectKeyIdentifier } -- See Attributes for generalized SET OF Attribute SignedAttributes ::= SET SIZE (1..MAX) OF Attribute UnsignedAttributes ::= SET SIZE (1..MAX) OF Attribute Attribute ::= SEQUENCE { attrType OBJECT IDENTIFIER, attrValues SET OF AttributeValue } AttributeValue ::= ANY SignatureValue ::= OCTET STRING
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Field Summary
Fields Modifier and Type Field Description public ASN1Integer
version
public SignerIdentifier
sid
public ASN1Set
authenticatedAttributes
public ASN1OctetString
encryptedDigest
public ASN1Set
unauthenticatedAttributes
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Constructor Summary
Constructors Constructor Description 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
Modifier and Type Method Description ASN1Integer
getVersion()
SignerIdentifier
getSID()
ASN1Set
getAuthenticatedAttributes()
ASN1OctetString
getEncryptedDigest()
ASN1Set
getUnauthenticatedAttributes()
static SignerInfo
getInstance(Object o)
Return a SignerInfo object from the given input Accepted inputs: - null → null
- SignerInfo object
- ASN1Sequence input formats with SignerInfo structure inside
AlgorithmIdentifier
getDigestAlgorithm()
AlgorithmIdentifier
getDigestEncryptionAlgorithm()
ASN1Primitive
toASN1Primitive()
Produce an object suitable for an ASN1OutputStream. -
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Constructor Detail
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SignerInfo
SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, ASN1Set authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, ASN1Set unauthenticatedAttributes)
- Parameters:
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
SignerInfo(SignerIdentifier sid, AlgorithmIdentifier digAlgorithm, Attributes authenticatedAttributes, AlgorithmIdentifier digEncryptionAlgorithm, ASN1OctetString encryptedDigest, Attributes unauthenticatedAttributes)
- Parameters:
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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Method Detail
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getVersion
ASN1Integer getVersion()
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getSID
SignerIdentifier getSID()
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getAuthenticatedAttributes
ASN1Set getAuthenticatedAttributes()
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getEncryptedDigest
ASN1OctetString getEncryptedDigest()
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getUnauthenticatedAttributes
ASN1Set getUnauthenticatedAttributes()
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getInstance
static SignerInfo getInstance(Object o)
Return a SignerInfo object from the given input
Accepted inputs:
- null → null
- SignerInfo object
- ASN1Sequence input formats with SignerInfo structure inside
- Parameters:
o
- the object we want converted.
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getDigestAlgorithm
AlgorithmIdentifier getDigestAlgorithm()
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getDigestEncryptionAlgorithm
AlgorithmIdentifier getDigestEncryptionAlgorithm()
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toASN1Primitive
ASN1Primitive toASN1Primitive()
Produce an object suitable for an ASN1OutputStream.
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