Package org.bouncycastle.jcajce.spec
Class KTSExtractKeySpec.Builder
java.lang.Object
org.bouncycastle.jcajce.spec.KTSExtractKeySpec.Builder
- Enclosing class:
KTSExtractKeySpec
Builder class for creating a KTSExtractKeySpec.
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Constructor Summary
ConstructorsConstructorDescriptionBuilder(PrivateKey privateKey, byte[] encapsulation, String algorithmName, int keySizeInBits) Basic builder.Builder(PrivateKey privateKey, byte[] encapsulation, String algorithmName, int keySizeInBits, byte[] otherInfo) Basic builder. -
Method Summary
Modifier and TypeMethodDescriptionbuild()Build the new key spec.withKdfAlgorithm(AlgorithmIdentifier kdfAlgorithm) Set the KDF algorithm and digest algorithm for key generation (ignored for OAEP).withKdfAlgorithm(FipsKDF.AgreementKDFParametersBuilder kdfAlgorithm) Set the KDF algorithm and digest algorithm for key generation (ignored for OAEP).withKdfSalt(byte[] salt) Set the KDF salt for key generation (ignored for OAEP).Set the MAC algorithm name and its associated key size for the MAC key in the encapsulation.withParameterSpec(AlgorithmParameterSpec parameterSpec) Set the algorithm parameter spec to be used with the private key.
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Constructor Details
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Builder
public Builder(PrivateKey privateKey, byte[] encapsulation, String algorithmName, int keySizeInBits) Basic builder.- Parameters:
privateKey- the private key to use to extract the secret from the encapsulation.encapsulation- the encapsulated secret.algorithmName- the algorithm name for the secret key we wish to calculate.keySizeInBits- the size of the key we want to produce in bits.
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Builder
public Builder(PrivateKey privateKey, byte[] encapsulation, String algorithmName, int keySizeInBits, byte[] otherInfo) Basic builder.- Parameters:
privateKey- the private key to use to extract the secret from the encapsulation.encapsulation- the encapsulated secret.algorithmName- the algorithm name for the secret key we wish to calculate.keySizeInBits- the size of the key we want to produce in bits.
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Method Details
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withKdfAlgorithm
public KTSExtractKeySpec.Builder withKdfAlgorithm(FipsKDF.AgreementKDFParametersBuilder kdfAlgorithm) Set the KDF algorithm and digest algorithm for key generation (ignored for OAEP).- Parameters:
kdfAlgorithm- the KDF algorithm to apply.- Returns:
- the current Builder instance.
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withKdfAlgorithm
Set the KDF algorithm and digest algorithm for key generation (ignored for OAEP).- Parameters:
kdfAlgorithm- the KDF algorithm to apply.- Returns:
- the current Builder instance.
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withKdfSalt
Set the KDF salt for key generation (ignored for OAEP).- Parameters:
salt- the salt for initialising the KDF PRF.- Returns:
- the current Builder instance.
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withMac
Set the MAC algorithm name and its associated key size for the MAC key in the encapsulation.- Parameters:
macAlgorithmName- name of the MAC algorithm we will use.macKeySizeInBits- size of the MAC key (in bits)- Returns:
- the current Builder instance.
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withParameterSpec
Set the algorithm parameter spec to be used with the private key.- Parameters:
parameterSpec- the algorithm parameter spec to be used in decryption.- Returns:
- the current Builder instance.
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build
Build the new key spec.- Returns:
- a new key spec configured according to the builder state.
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