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00023 #ifndef _CLASS_NULLCIPHER_H
00024 #define _CLASS_NULLCIPHER_H
00025
00026 #ifdef __cplusplus
00027
00028 #include "beecrypt/c++/crypto/Cipher.h"
00029 using beecrypt::crypto::Cipher;
00030
00031 namespace beecrypt {
00032 namespace crypto {
00035 class BEECRYPTCXXAPI NullCipher : public Cipher
00036 {
00037 private:
00038 class NullCipherSpi : public CipherSpi
00039 {
00040 protected:
00041 virtual bytearray* engineDoFinal(const byte* input, size_t inputOffset, size_t inputLength) throw (IllegalBlockSizeException, BadPaddingException);
00042 virtual size_t engineDoFinal(const byte* input, size_t inputOffset, size_t inputLength, bytearray& output, size_t outputOffset) throw (ShortBufferException, IllegalBlockSizeException, BadPaddingException);
00043
00044 virtual size_t engineGetBlockSize() const throw ();
00045 virtual bytearray* engineGetIV();
00046 virtual size_t engineGetOutputSize(size_t inputLength) throw ();
00047 virtual AlgorithmParameters* engineGetParameters() throw ();
00048
00049 virtual void engineInit(int opmode, const Key& key, SecureRandom* random) throw (InvalidKeyException);
00050 virtual void engineInit(int opmode, const Key& key, AlgorithmParameters* params, SecureRandom* random) throw (InvalidKeyException, InvalidAlgorithmParameterException);
00051 virtual void engineInit(int opmode, const Key& key, const AlgorithmParameterSpec& params, SecureRandom* random) throw (InvalidKeyException, InvalidAlgorithmParameterException);
00052
00053 virtual void engineSetMode(const String& mode) throw (NoSuchAlgorithmException);
00054 virtual void engineSetPadding(const String& padding) throw (NoSuchPaddingException);
00055
00056 virtual bytearray* engineUpdate(const byte* input, size_t inputOffset, size_t inputLength);
00057 virtual size_t engineUpdate(const byte* input, size_t inputOffset, size_t inputLength, bytearray& output, size_t outputOffset) throw (ShortBufferException);
00058
00059 public:
00060 virtual ~NullCipherSpi() {};
00061 };
00062
00063 public:
00064 NullCipher();
00065 virtual ~NullCipher() {};
00066 };
00067 }
00068 }
00069
00070 #endif
00071
00072 #endif