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Bouncy Castle Cryptography Library 1.49 | ||||||||
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java.lang.Objectjava.security.KeyFactorySpi
org.bouncycastle.pqc.jcajce.provider.rainbow.RainbowKeyFactorySpi
public class RainbowKeyFactorySpi
This class transforms Rainbow keys and Rainbow key specifications.
BCRainbowPublicKey
,
RainbowPublicKeySpec
,
BCRainbowPrivateKey
,
RainbowPrivateKeySpec
Constructor Summary | |
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RainbowKeyFactorySpi()
|
Method Summary | |
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java.security.PrivateKey |
engineGeneratePrivate(java.security.spec.KeySpec keySpec)
Converts, if possible, a key specification into a BCRainbowPrivateKey . |
java.security.PublicKey |
engineGeneratePublic(java.security.spec.KeySpec keySpec)
Converts, if possible, a key specification into a BCRainbowPublicKey . |
java.security.spec.KeySpec |
engineGetKeySpec(java.security.Key key,
java.lang.Class keySpec)
Converts a given key into a key specification, if possible. |
java.security.Key |
engineTranslateKey(java.security.Key key)
Translates a key into a form known by the FlexiProvider. |
java.security.PrivateKey |
generatePrivate(PrivateKeyInfo keyInfo)
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java.security.PublicKey |
generatePublic(SubjectPublicKeyInfo keyInfo)
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public RainbowKeyFactorySpi()
Method Detail |
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public java.security.PrivateKey engineGeneratePrivate(java.security.spec.KeySpec keySpec) throws java.security.spec.InvalidKeySpecException
BCRainbowPrivateKey
. Currently, the following key specifications
are supported: RainbowPrivateKeySpec
, PKCS8EncodedKeySpec
.
The ASN.1 definition of the key structure is
RainbowPrivateKey ::= SEQUENCE { oid OBJECT IDENTIFIER -- OID identifying the algorithm A1inv SEQUENCE OF OCTET STRING -- inversed matrix of L1 b1 OCTET STRING -- translation vector of L1 A2inv SEQUENCE OF OCTET STRING -- inversed matrix of L2 b2 OCTET STRING -- translation vector of L2 vi OCTET STRING -- num of elmts in each Set S layers SEQUENCE OF Layer -- layers of F } Layer ::= SEQUENCE OF Poly Poly ::= SEQUENCE { alpha SEQUENCE OF OCTET STRING beta SEQUENCE OF OCTET STRING gamma OCTET STRING eta OCTET }
engineGeneratePrivate
in class java.security.KeyFactorySpi
keySpec
- the key specification
java.security.spec.InvalidKeySpecException
- if the KeySpec is not supported.public java.security.PublicKey engineGeneratePublic(java.security.spec.KeySpec keySpec) throws java.security.spec.InvalidKeySpecException
BCRainbowPublicKey
. Currently, the following key specifications are
supported:X509EncodedKeySpec
.
The ASN.1 definition of a public key's structure is
RainbowPublicKey ::= SEQUENCE { oid OBJECT IDENTIFIER -- OID identifying the algorithm docLength Integer -- length of signable msg coeffquadratic SEQUENCE OF OCTET STRING -- quadratic (mixed) coefficients coeffsingular SEQUENCE OF OCTET STRING -- singular coefficients coeffscalar OCTET STRING -- scalar coefficients }
engineGeneratePublic
in class java.security.KeyFactorySpi
keySpec
- the key specification
java.security.spec.InvalidKeySpecException
- if the KeySpec is not supported.public final java.security.spec.KeySpec engineGetKeySpec(java.security.Key key, java.lang.Class keySpec) throws java.security.spec.InvalidKeySpecException
engineGetKeySpec
in class java.security.KeyFactorySpi
key
- the keykeySpec
- the key specification
java.security.spec.InvalidKeySpecException
- if the key type or key specification is not supported.public final java.security.Key engineTranslateKey(java.security.Key key) throws java.security.InvalidKeyException
engineTranslateKey
in class java.security.KeyFactorySpi
key
- the key
java.security.InvalidKeyException
- if the key is not supported.public java.security.PrivateKey generatePrivate(PrivateKeyInfo keyInfo) throws java.io.IOException
generatePrivate
in interface org.bouncycastle.jcajce.provider.util.AsymmetricKeyInfoConverter
java.io.IOException
public java.security.PublicKey generatePublic(SubjectPublicKeyInfo keyInfo) throws java.io.IOException
generatePublic
in interface org.bouncycastle.jcajce.provider.util.AsymmetricKeyInfoConverter
java.io.IOException
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