Package org.bouncycastle.crypto.engines
Class OldIESEngine
- java.lang.Object
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- org.bouncycastle.crypto.engines.IESEngine
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- org.bouncycastle.crypto.engines.OldIESEngine
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public class OldIESEngine extends IESEngine
Support class for constructing integrated encryption ciphers for doing basic message exchanges on top of key agreement ciphers. Follows the description given in IEEE Std 1363a.
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Constructor Summary
Constructors Constructor Description OldIESEngine(BasicAgreement agree, DerivationFunction kdf, Mac mac)
set up for use with stream mode, where the key derivation function is used to provide a stream of bytes to xor with the message.OldIESEngine(BasicAgreement agree, DerivationFunction kdf, Mac mac, BufferedBlockCipher cipher)
set up for use in conjunction with a block cipher to handle the message.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected byte[]
getLengthTag(byte[] p2)
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Constructor Detail
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OldIESEngine
public OldIESEngine(BasicAgreement agree, DerivationFunction kdf, Mac mac)
set up for use with stream mode, where the key derivation function is used to provide a stream of bytes to xor with the message.- Parameters:
agree
- the key agreement used as the basis for the encryptionkdf
- the key derivation function used for byte generationmac
- the message authentication code generator for the message
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OldIESEngine
public OldIESEngine(BasicAgreement agree, DerivationFunction kdf, Mac mac, BufferedBlockCipher cipher)
set up for use in conjunction with a block cipher to handle the message.- Parameters:
agree
- the key agreement used as the basis for the encryptionkdf
- the key derivation function used for byte generationmac
- the message authentication code generator for the messagecipher
- the cipher to used for encrypting the message
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Method Detail
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getLengthTag
protected byte[] getLengthTag(byte[] p2)
- Overrides:
getLengthTag
in classIESEngine
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