org.spongycastle.tls.crypto.impl.bc

Class BcDefaultTlsCredentialedDecryptor

java.lang.Object

org.spongycastle.tls.crypto.impl.bc.BcDefaultTlsCredentialedDecryptor

All Implemented Interfaces:

TlsCredentialedDecryptor, TlsCredentials

public class BcDefaultTlsCredentialedDecryptor
extends java.lang.Object
implements TlsCredentialedDecryptor

Credentialed class decrypting RSA encrypted secrets sent from a peer for our end of the TLS connection using the BC light-weight API.

Field Summary

Fields

Modifier and Type	Field and Description
protected Certificate	certificate
protected BcTlsCrypto	crypto
protected org.spongycastle.crypto.params.AsymmetricKeyParameter	privateKey

Constructor Summary

Constructors

Constructor and Description
BcDefaultTlsCredentialedDecryptor(BcTlsCrypto crypto, Certificate certificate, org.spongycastle.crypto.params.AsymmetricKeyParameter privateKey)

Method Summary

Modifier and Type	Method and Description
TlsSecret	decrypt(TlsCryptoParameters cryptoParams, byte[] ciphertext) Decrypt the passed in cipher text using the parameters available.
Certificate	getCertificate() Return the certificate structure representing our identity.
protected TlsSecret	safeDecryptPreMasterSecret(TlsCryptoParameters cryptoParams, org.spongycastle.crypto.params.RSAKeyParameters rsaServerPrivateKey, byte[] encryptedPreMasterSecret)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

crypto

protected BcTlsCrypto crypto

certificate

protected Certificate certificate

privateKey

protected org.spongycastle.crypto.params.AsymmetricKeyParameter privateKey

Constructor Detail

BcDefaultTlsCredentialedDecryptor

public BcDefaultTlsCredentialedDecryptor(BcTlsCrypto crypto,
                                         Certificate certificate,
                                         org.spongycastle.crypto.params.AsymmetricKeyParameter privateKey)

Method Detail

getCertificate

public Certificate getCertificate()

Description copied from interface: TlsCredentials

Return the certificate structure representing our identity.

Specified by:

getCertificate in interface TlsCredentials

Returns:

our certificate structure.

decrypt

public TlsSecret decrypt(TlsCryptoParameters cryptoParams,
                         byte[] ciphertext)
                  throws java.io.IOException

Description copied from interface: TlsCredentialedDecryptor

Decrypt the passed in cipher text using the parameters available.

Specified by:

decrypt in interface TlsCredentialedDecryptor

Parameters:

cryptoParams - the parameters to use for the decryption.

ciphertext - the cipher text containing the secret.

Returns:

a TlS secret.

Throws:

java.io.IOException - on a parsing or decryption error.

safeDecryptPreMasterSecret

protected TlsSecret safeDecryptPreMasterSecret(TlsCryptoParameters cryptoParams,
                                               org.spongycastle.crypto.params.RSAKeyParameters rsaServerPrivateKey,
                                               byte[] encryptedPreMasterSecret)