Package org.kapott.cryptalgs
Class ISO9796p1
java.lang.Object
java.security.SignatureSpi
org.kapott.cryptalgs.ISO9796p1
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate MessageDigest
private SignatureParamSpec
private PrivateKey
private RSAPublicKey
Fields inherited from class java.security.SignatureSpi
appRandom
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprotected Object
engineGetParameter
(String parameter) Deprecated.protected void
engineInitSign
(PrivateKey privateKey) protected void
engineInitVerify
(PublicKey publicKey) protected void
engineSetParameter
(String param1, Object value) Deprecated.protected void
protected byte[]
protected int
engineSign
(byte[] output, int offset, int len) protected void
engineUpdate
(byte b) protected void
engineUpdate
(byte[] b, int offset, int length) protected boolean
engineVerify
(byte[] sig) private static byte[]
getIRfromIS
(byte[] is, byte[] exp, byte[] mod, int[] ks) private static byte[]
getIRfromMR
(byte[] mr, int k) private static byte[]
getISfromSig
(byte[] sig, byte[] exp, byte[] mod) protected Logger
private static byte[]
getMEfromMP
(byte[] mp, int t) private static byte[]
getMPfromMR
(byte[] mr, int t, int[] zs, int[] rs) private static byte[]
getMRfromIR
(byte[] ir, int k, int[] ts) private static byte[]
getMRfromME
(byte[] me, int t, int z, int r) private static byte[]
getSigFromIS
(byte[] is, byte[] modulus) private static byte
Perm
(int b) private static byte
Perm1
(int b) static byte[]
prepareForSig
(byte[] buffer, BigInteger bModulus) private static byte
S
(int x) Methods inherited from class java.security.SignatureSpi
clone, engineGetParameters, engineInitSign, engineUpdate, engineVerify
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Field Details
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pubKey
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privKey
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dig
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param
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Constructor Details
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ISO9796p1
public ISO9796p1()
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Method Details
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getLogger
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engineGetParameter
Deprecated.- Specified by:
engineGetParameter
in classSignatureSpi
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engineInitSign
- Specified by:
engineInitSign
in classSignatureSpi
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engineInitVerify
- Specified by:
engineInitVerify
in classSignatureSpi
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engineSetParameter
Deprecated.- Specified by:
engineSetParameter
in classSignatureSpi
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engineSetParameter
protected void engineSetParameter(AlgorithmParameterSpec param1) throws InvalidAlgorithmParameterException - Overrides:
engineSetParameter
in classSignatureSpi
- Throws:
InvalidAlgorithmParameterException
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engineSign
- Specified by:
engineSign
in classSignatureSpi
- Throws:
SignatureException
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prepareForSig
- Throws:
SignatureException
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engineSign
- Overrides:
engineSign
in classSignatureSpi
- Throws:
SignatureException
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engineUpdate
protected void engineUpdate(byte b) - Specified by:
engineUpdate
in classSignatureSpi
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engineUpdate
protected void engineUpdate(byte[] b, int offset, int length) - Specified by:
engineUpdate
in classSignatureSpi
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engineVerify
- Specified by:
engineVerify
in classSignatureSpi
- Throws:
SignatureException
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getISfromSig
private static byte[] getISfromSig(byte[] sig, byte[] exp, byte[] mod) -
getIRfromIS
private static byte[] getIRfromIS(byte[] is, byte[] exp, byte[] mod, int[] ks) throws SignatureException - Throws:
SignatureException
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Perm
private static byte Perm(int b) -
Perm1
private static byte Perm1(int b) -
getMRfromIR
private static byte[] getMRfromIR(byte[] ir, int k, int[] ts) -
S
private static byte S(int x) -
getMPfromMR
- Throws:
SignatureException
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getMEfromMP
private static byte[] getMEfromMP(byte[] mp, int t) -
getMRfromME
private static byte[] getMRfromME(byte[] me, int t, int z, int r) -
getIRfromMR
private static byte[] getIRfromMR(byte[] mr, int k) -
getSigFromIS
private static byte[] getSigFromIS(byte[] is, byte[] modulus)
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