Java Doc for CAST6Engine.java in  » Security » Bouncy-Castle » org » bouncycastle » crypto » engines » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Security » Bouncy Castle » org.bouncycastle.crypto.engines   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.bouncycastle.crypto.engines.CAST5Engine       org.bouncycastle.crypto.engines.CAST6Engine CAST6Engine final public class CAST6Engine extends CAST5Engine (Code) A class that provides CAST6 key encryption operations, such as encoding data and generating keys. All the algorithms herein are from the Internet RFC RFC2612 - CAST6 (128bit block, 128-256bit key) and implement a simplified cryptography interface. Field Summary final protected static  int BLOCK_SIZE      final protected static  int ROUNDS      protected  int _Km      protected  int _Kr      protected  int _Tm      protected  int _Tr      Constructor Summary public   CAST6Engine()      Method Summary final protected  void CAST_Decipher(int A, int B, int C, int D, int result)      Does the 12 quad rounds rounds to decrypt the block. final protected  void CAST_Encipher(int A, int B, int C, int D, int result)      Does the 12 quad rounds rounds to encrypt the block. protected  int decryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)      Decrypt the given input starting at the given offset and place the result in the provided buffer starting at the given offset. protected  int encryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)      Encrypt the given input starting at the given offset and place the result in the provided buffer starting at the given offset. public  String getAlgorithmName()      public  int getBlockSize()      public  void reset()      protected  void setKey(byte[] key)      Field Detail BLOCK_SIZE final protected static int BLOCK_SIZE(Code) ROUNDS final protected static int ROUNDS(Code) _Km protected int _Km(Code) _Kr protected int _Kr(Code) _Tm protected int _Tm(Code) _Tr protected int _Tr(Code) Constructor Detail CAST6Engine public CAST6Engine()(Code) Method Detail CAST_Decipher final protected void CAST_Decipher(int A, int B, int C, int D, int result)(Code) Does the 12 quad rounds rounds to decrypt the block. Parameters:   A - the 00-31 bits of the ciphertext block Parameters:   B - the 32-63 bits of the ciphertext block Parameters:   C - the 64-95 bits of the ciphertext block Parameters:   D - the 96-127 bits of the ciphertext block Parameters:   result - the resulting plaintext CAST_Encipher final protected void CAST_Encipher(int A, int B, int C, int D, int result)(Code) Does the 12 quad rounds rounds to encrypt the block. Parameters:   A - the 00-31 bits of the plaintext block Parameters:   B - the 32-63 bits of the plaintext block Parameters:   C - the 64-95 bits of the plaintext block Parameters:   D - the 96-127 bits of the plaintext block Parameters:   result - the resulting ciphertext decryptBlock protected int decryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)(Code) Decrypt the given input starting at the given offset and place the result in the provided buffer starting at the given offset. Parameters:   src - The plaintext buffer Parameters:   srcIndex - An offset into src Parameters:   dst - The ciphertext buffer Parameters:   dstIndex - An offset into dst encryptBlock protected int encryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)(Code) Encrypt the given input starting at the given offset and place the result in the provided buffer starting at the given offset. Parameters:   src - The plaintext buffer Parameters:   srcIndex - An offset into src Parameters:   dst - The ciphertext buffer Parameters:   dstIndex - An offset into dst getAlgorithmName public String getAlgorithmName()(Code) getBlockSize public int getBlockSize()(Code) reset public void reset()(Code) setKey protected void setKey(byte[] key)(Code) Fields inherited from org.bouncycastle.crypto.engines.CAST5Engine final protected static int BLOCK_SIZE(Code)(Java Doc) final protected static int M32(Code)(Java Doc) final protected static int MAX_ROUNDS(Code)(Java Doc) final protected static int RED_ROUNDS(Code)(Java Doc) final protected static int[] S1S2S3S4S5S6S7S8(Code)(Java Doc) protected int _Km(Code)(Java Doc) protected int _Kr(Code)(Java Doc) Methods inherited from org.bouncycastle.crypto.engines.CAST5Engine final protected void Bits32ToBytes(int in, byte[] b, int offset)(Code)(Java Doc) final protected void Bits32ToInts(int in, int[] b, int offset)(Code)(Java Doc) final protected int BytesTo32bits(byte[] b, int i)(Code)(Java Doc) final protected void CAST_Decipher(int L16, int R16, int result)(Code)(Java Doc) final protected void CAST_Encipher(int L0, int R0, int result)(Code)(Java Doc) final protected int F1(int D, int Kmi, int Kri)(Code)(Java Doc) final protected int F2(int D, int Kmi, int Kri)(Code)(Java Doc) final protected int F3(int D, int Kmi, int Kri)(Code)(Java Doc) final protected int IntsTo32bits(int[] b, int i)(Code)(Java Doc) protected int decryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)(Code)(Java Doc) protected int encryptBlock(byte[] src, int srcIndex, byte[] dst, int dstIndex)(Code)(Java Doc) public String getAlgorithmName()(Code)(Java Doc) public int getBlockSize()(Code)(Java Doc) public void init(boolean encrypting, CipherParameters params)(Code)(Java Doc) public int processBlock(byte[] in, int inOff, byte[] out, int outOff)(Code)(Java Doc) public void reset()(Code)(Java Doc) protected void setKey(byte[] key)(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)