org.bouncycastle.asn1.pkcs

Class RSASSAPSSparams

java.lang.Object

org.bouncycastle.asn1.ASN1Object

org.bouncycastle.asn1.pkcs.RSASSAPSSparams

All Implemented Interfaces:

ASN1Encodable, Encodable

public class RSASSAPSSparams
extends ASN1Object

Field Summary

Fields

Modifier and Type	Field and Description
static AlgorithmIdentifier	DEFAULT_HASH_ALGORITHM
static AlgorithmIdentifier	DEFAULT_MASK_GEN_FUNCTION
static ASN1Integer	DEFAULT_SALT_LENGTH
static ASN1Integer	DEFAULT_TRAILER_FIELD

Constructor Summary

Constructors

Constructor and Description
RSASSAPSSparams() The default version
RSASSAPSSparams(AlgorithmIdentifier hashAlgorithm, AlgorithmIdentifier maskGenAlgorithm, ASN1Integer saltLength, ASN1Integer trailerField)

Method Summary

Methods

Modifier and Type	Method and Description
AlgorithmIdentifier	getHashAlgorithm()
static RSASSAPSSparams	getInstance(java.lang.Object obj)
AlgorithmIdentifier	getMaskGenAlgorithm()
java.math.BigInteger	getSaltLength()
java.math.BigInteger	getTrailerField()
ASN1Primitive	toASN1Primitive() RSASSA-PSS-params ::= SEQUENCE { hashAlgorithm [0] OAEP-PSSDigestAlgorithms DEFAULT sha1, maskGenAlgorithm [1] PKCS1MGFAlgorithms DEFAULT mgf1SHA1, saltLength [2] INTEGER DEFAULT 20, trailerField [3] TrailerField DEFAULT trailerFieldBC } OAEP-PSSDigestAlgorithms ALGORITHM-IDENTIFIER ::= { { OID id-sha1 PARAMETERS NULL }| { OID id-sha256 PARAMETERS NULL }| { OID id-sha384 PARAMETERS NULL }| { OID id-sha512 PARAMETERS NULL }, ... -- Allows for future expansion -- } PKCS1MGFAlgorithms ALGORITHM-IDENTIFIER ::= { { OID id-mgf1 PARAMETERS OAEP-PSSDigestAlgorithms }, ... -- Allows for future expansion -- } TrailerField ::= INTEGER { trailerFieldBC(1) }

Methods inherited from class org.bouncycastle.asn1.ASN1Object

equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode, toASN1Object

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_HASH_ALGORITHM

public static final AlgorithmIdentifier DEFAULT_HASH_ALGORITHM

DEFAULT_MASK_GEN_FUNCTION

public static final AlgorithmIdentifier DEFAULT_MASK_GEN_FUNCTION

DEFAULT_SALT_LENGTH

public static final ASN1Integer DEFAULT_SALT_LENGTH

DEFAULT_TRAILER_FIELD

public static final ASN1Integer DEFAULT_TRAILER_FIELD

Constructor Detail

RSASSAPSSparams

public RSASSAPSSparams()

The default version

RSASSAPSSparams

public RSASSAPSSparams(AlgorithmIdentifier hashAlgorithm,
               AlgorithmIdentifier maskGenAlgorithm,
               ASN1Integer saltLength,
               ASN1Integer trailerField)

Method Detail

getInstance

public static RSASSAPSSparams getInstance(java.lang.Object obj)

getHashAlgorithm

public AlgorithmIdentifier getHashAlgorithm()

getMaskGenAlgorithm

public AlgorithmIdentifier getMaskGenAlgorithm()

getSaltLength

public java.math.BigInteger getSaltLength()

getTrailerField

public java.math.BigInteger getTrailerField()

toASN1Primitive

public ASN1Primitive toASN1Primitive()

 RSASSA-PSS-params ::= SEQUENCE {
   hashAlgorithm      [0] OAEP-PSSDigestAlgorithms  DEFAULT sha1,
    maskGenAlgorithm   [1] PKCS1MGFAlgorithms  DEFAULT mgf1SHA1,
    saltLength         [2] INTEGER  DEFAULT 20,
    trailerField       [3] TrailerField  DEFAULT trailerFieldBC
  }

 OAEP-PSSDigestAlgorithms    ALGORITHM-IDENTIFIER ::= {
    { OID id-sha1 PARAMETERS NULL   }|
    { OID id-sha256 PARAMETERS NULL }|
    { OID id-sha384 PARAMETERS NULL }|
    { OID id-sha512 PARAMETERS NULL },
    ...  -- Allows for future expansion --
 }

 PKCS1MGFAlgorithms    ALGORITHM-IDENTIFIER ::= {
   { OID id-mgf1 PARAMETERS OAEP-PSSDigestAlgorithms },
    ...  -- Allows for future expansion --
 }
 
 TrailerField ::= INTEGER { trailerFieldBC(1) }
 

Specified by:

toASN1Primitive in interface ASN1Encodable

Specified by:

toASN1Primitive in class ASN1Object

Returns:

the asn1 primitive representing the parameters.