diff options
Diffstat (limited to 'src/stream/stream_cipher.h')
-rw-r--r-- | src/stream/stream_cipher.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/src/stream/stream_cipher.h b/src/stream/stream_cipher.h deleted file mode 100644 index f3d3999f0..000000000 --- a/src/stream/stream_cipher.h +++ /dev/null @@ -1,70 +0,0 @@ -/* -* Stream Cipher -* (C) 1999-2007 Jack Lloyd -* -* Distributed under the terms of the Botan license -*/ - -#ifndef BOTAN_STREAM_CIPHER_H__ -#define BOTAN_STREAM_CIPHER_H__ - -#include <botan/sym_algo.h> - -namespace Botan { - -/** -* Base class for all stream ciphers -*/ -class BOTAN_DLL StreamCipher : public SymmetricAlgorithm - { - public: - /** - * Encrypt or decrypt a message - * @param in the plaintext - * @param out the byte array to hold the output, i.e. the ciphertext - * @param len the length of both in and out in bytes - */ - virtual void cipher(const byte in[], byte out[], size_t len) = 0; - - /** - * Encrypt or decrypt a message - * @param buf the plaintext / ciphertext - * @param len the length of buf in bytes - */ - void cipher1(byte buf[], size_t len) - { cipher(buf, buf, len); } - - template<typename Alloc> - void encipher(std::vector<byte, Alloc>& inout) - { cipher(&inout[0], &inout[0], inout.size()); } - - template<typename Alloc> - void encrypt(std::vector<byte, Alloc>& inout) - { cipher(&inout[0], &inout[0], inout.size()); } - - template<typename Alloc> - void decrypt(std::vector<byte, Alloc>& inout) - { cipher(&inout[0], &inout[0], inout.size()); } - - /** - * Resync the cipher using the IV - * @param iv the initialization vector - * @param iv_len the length of the IV in bytes - */ - virtual void set_iv(const byte iv[], size_t iv_len); - - /** - * @param iv_len the length of the IV in bytes - * @return if the length is valid for this algorithm - */ - virtual bool valid_iv_length(size_t iv_len) const; - - /** - * Get a new object representing the same algorithm as *this - */ - virtual StreamCipher* clone() const = 0; - }; - -} - -#endif |