public class X9FieldID extends ASN1Object implements X9ObjectIdentifiers
ansi_X9_42, ansi_X9_62, c2onb191v4, c2onb191v5, c2onb239v4, c2onb239v5, c2pnb163v1, c2pnb163v2, c2pnb163v3, c2pnb176w1, c2pnb208w1, c2pnb272w1, c2pnb304w1, c2pnb368w1, c2tnb191v1, c2tnb191v2, c2tnb191v3, c2tnb239v1, c2tnb239v2, c2tnb239v3, c2tnb359v1, c2tnb431r1, characteristic_two_field, cTwoCurve, dhEphem, dhHybrid1, dhHybrid2, dhHybridOneFlow, dhOneFlow, dhpublicnumber, dhSinglePass_cofactorDH_sha1kdf_scheme, dhSinglePass_stdDH_sha1kdf_scheme, dhStatic, ecdsa_with_SHA1, ecdsa_with_SHA2, ecdsa_with_SHA224, ecdsa_with_SHA256, ecdsa_with_SHA384, ecdsa_with_SHA512, ellipticCurve, gnBasis, id_dsa, id_dsa_with_sha1, id_ecPublicKey, id_ecSigType, id_fieldType, id_kdf_kdf2, id_kdf_kdf3, id_publicKeyType, mqv1, mqv2, mqvSinglePass_sha1kdf_scheme, ppBasis, prime_field, prime192v1, prime192v2, prime192v3, prime239v1, prime239v2, prime239v3, prime256v1, primeCurve, tpBasis, x9_42_schemes, x9_44, x9_44_components, x9_63_scheme| Constructor and Description |
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X9FieldID(java.math.BigInteger primeP)
Constructor for elliptic curves over prime fields
F 2.
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X9FieldID(int m,
int k1)
Constructor for elliptic curves over binary fields
F 2 m.
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X9FieldID(int m,
int k1,
int k2,
int k3)
Constructor for elliptic curves over binary fields
F 2 m.
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| Modifier and Type | Method and Description |
|---|---|
ASN1ObjectIdentifier |
getIdentifier() |
static X9FieldID |
getInstance(java.lang.Object obj) |
ASN1Primitive |
getParameters() |
ASN1Primitive |
toASN1Primitive()
Produce a DER encoding of the following structure.
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encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode, toASN1Objectpublic X9FieldID(java.math.BigInteger primeP)
primeP - The prime p defining the prime field.public X9FieldID(int m,
int k1)
m - The exponent m of
F 2 m.k1 - The integer k1 where x m +
x k1 + 1
represents the reduction polynomial f(z).public X9FieldID(int m,
int k1,
int k2,
int k3)
m - The exponent m of
F 2 m.k1 - The integer k1 where x m +
x k3 + x k2 + x k1 + 1
represents the reduction polynomial f(z).k2 - The integer k2 where x m +
x k3 + x k2 + x k1 + 1
represents the reduction polynomial f(z).k3 - The integer k3 where x m +
x k3 + x k2 + x k1 + 1
represents the reduction polynomial f(z)..public static X9FieldID getInstance(java.lang.Object obj)
public ASN1ObjectIdentifier getIdentifier()
public ASN1Primitive getParameters()
public ASN1Primitive toASN1Primitive()
toASN1Primitive in interface ASN1EncodabletoASN1Primitive in class ASN1Object