Top Fields Constructors Methods

org.bouncycastle.crypto.tls

public abstract Class TlsRsaKeyExchange

Class Inheritance

extends Object

java.lang.Object
org.bouncycastle.crypto.tls.TlsRsaKeyExchange

Imports

java.math.BigInteger, java.security.SecureRandom, org.bouncycastle.crypto.CryptoServicePurpose, .CryptoServicesRegistrar, .DataLengthException, org.bouncycastle.crypto.constraints.ConstraintUtils, .DefaultServiceProperties, org.bouncycastle.crypto.params.RSAKeyParameters, .RSAPrivateCrtKeyParameters, org.bouncycastle.util.Arrays, .BigIntegers, .Pack

Field Summary

Modifier and Type	Field and Description
private static final BigInteger	ONE
public static final int	PRE_MASTER_SECRET_LENGTH

Constructor Summary

Access	Constructor and Description
private	TlsRsaKeyExchange()

Method Summary

Modifier and Type	Method and Description
private static int	caddTo(int len, int cond, byte[] x, byte[] z)
private static int	checkPkcs1Encoding2(byte[] buf, int pkcs1Length, int plaintextLength) Check the argument is a valid encoding with type 2 of a plaintext with the given length.
private static BigInteger	convertInput(BigInteger modulus, byte[] in, int inOff, int inLen)
public static byte[]	decryptPreMasterSecret(byte[] in, int inOff, int inLen, RSAKeyParameters privateKey, int protocolVersion, SecureRandom secureRandom)
public static int	getInputLimit(RSAKeyParameters privateKey)
private static BigInteger	rsa(RSAKeyParameters privateKey, BigInteger input)
private static byte[]	rsaBlinded(RSAKeyParameters privateKey, BigInteger input, SecureRandom secureRandom)
private static BigInteger	rsaCrt(RSAPrivateCrtKeyParameters crtKey, BigInteger input)
private static int	subFrom(int len, byte[] x, byte[] z)
private static byte[]	toBytes(BigInteger output, int fixedSize)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

ONE	back to summary
private static final BigInteger ONE

PRE_MASTER_SECRET_LENGTH	back to summary
public static final int PRE_MASTER_SECRET_LENGTH

Constructor Detail

TlsRsaKeyExchange	back to summary
private TlsRsaKeyExchange()

Method Detail

caddTo	back to summary
private static int caddTo(int len, int cond, byte[] x, byte[] z)

checkPkcs1Encoding2	back to summary
private static int checkPkcs1Encoding2(byte[] buf, int pkcs1Length, int plaintextLength) Check the argument is a valid encoding with type 2 of a plaintext with the given length. Returns 0 if valid, or -1 if invalid.

convertInput	back to summary
private static BigInteger convertInput(BigInteger modulus, byte[] in, int inOff, int inLen)

decryptPreMasterSecret	back to summary
public static byte[] decryptPreMasterSecret(byte[] in, int inOff, int inLen, RSAKeyParameters privateKey, int protocolVersion, SecureRandom secureRandom)

getInputLimit	back to summary
public static int getInputLimit(RSAKeyParameters privateKey)

rsa	back to summary
private static BigInteger rsa(RSAKeyParameters privateKey, BigInteger input)

rsaBlinded	back to summary
private static byte[] rsaBlinded(RSAKeyParameters privateKey, BigInteger input, SecureRandom secureRandom)

rsaCrt	back to summary
private static BigInteger rsaCrt(RSAPrivateCrtKeyParameters crtKey, BigInteger input)

subFrom	back to summary
private static int subFrom(int len, byte[] x, byte[] z)

toBytes	back to summary
private static byte[] toBytes(BigInteger output, int fixedSize)