org.bouncycastle.asn1.pkcs
Class RSASSAPSSparams

java.lang.Object
  org.bouncycastle.asn1.ASN1Encodable
      org.bouncycastle.asn1.pkcs.RSASSAPSSparams

All Implemented Interfaces:

DEREncodable

public class RSASSAPSSparams
extends ASN1Encodable

Field Summary

static AlgorithmIdentifier	DEFAULT_HASH_ALGORITHM
static AlgorithmIdentifier	DEFAULT_MASK_GEN_FUNCTION
static DERInteger	DEFAULT_SALT_LENGTH
static DERInteger	DEFAULT_TRAILER_FIELD

Fields inherited from class org.bouncycastle.asn1.ASN1Encodable

BER, DER

Constructor Summary

RSASSAPSSparams()
The default version

RSASSAPSSparams(AlgorithmIdentifier hashAlgorithm, AlgorithmIdentifier maskGenAlgorithm, DERInteger saltLength, DERInteger trailerField)

RSASSAPSSparams(ASN1Sequence seq)

Method Summary

AlgorithmIdentifier	getHashAlgorithm()
static RSASSAPSSparams	getInstance(java.lang.Object obj)
AlgorithmIdentifier	getMaskGenAlgorithm()
DERInteger	getSaltLength()
DERInteger	getTrailerField()
DERObject	toASN1Object() 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.ASN1Encodable

equals, getDEREncoded, getDERObject, getEncoded, getEncoded, hashCode

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 DERInteger DEFAULT_SALT_LENGTH

DEFAULT_TRAILER_FIELD

public static final DERInteger DEFAULT_TRAILER_FIELD

Constructor Detail

RSASSAPSSparams

public RSASSAPSSparams()

The default version

RSASSAPSSparams

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

RSASSAPSSparams

public RSASSAPSSparams(ASN1Sequence seq)

Method Detail

getInstance

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

getHashAlgorithm

public AlgorithmIdentifier getHashAlgorithm()

getMaskGenAlgorithm

public AlgorithmIdentifier getMaskGenAlgorithm()

getSaltLength

public DERInteger getSaltLength()

getTrailerField

public DERInteger getTrailerField()

toASN1Object

public DERObject toASN1Object()

 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:

toASN1Object in class ASN1Encodable

Returns:

the asn1 primitive representing the parameters.