diff options
author | lloyd <[email protected]> | 2014-01-01 21:20:55 +0000 |
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committer | lloyd <[email protected]> | 2014-01-01 21:20:55 +0000 |
commit | 197dc467dec28a04c3b2f30da7cef122dfbb13e9 (patch) | |
tree | cdbd3ddaec051c72f0a757db461973d90c37b97a /src/block/block_cipher.h | |
parent | 62faac373c07cfe10bc8c309e89ebdd30d8e5eaa (diff) |
Shuffle things around. Add NIST X.509 test to build.
Diffstat (limited to 'src/block/block_cipher.h')
-rw-r--r-- | src/block/block_cipher.h | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/src/block/block_cipher.h b/src/block/block_cipher.h deleted file mode 100644 index 5cbd6bdae..000000000 --- a/src/block/block_cipher.h +++ /dev/null @@ -1,162 +0,0 @@ -/* -* Block Cipher Base Class -* (C) 1999-2009 Jack Lloyd -* -* Distributed under the terms of the Botan license -*/ - -#ifndef BOTAN_BLOCK_CIPHER_H__ -#define BOTAN_BLOCK_CIPHER_H__ - -#include <botan/sym_algo.h> - -namespace Botan { - -/** -* This class represents a block cipher object. -*/ -class BOTAN_DLL BlockCipher : public SymmetricAlgorithm - { - public: - - /** - * @return block size of this algorithm - */ - virtual size_t block_size() const = 0; - - /** - * @return native parallelism of this cipher in blocks - */ - virtual size_t parallelism() const { return 1; } - - /** - * @return prefererred parallelism of this cipher in bytes - */ - size_t parallel_bytes() const - { - return parallelism() * block_size() * BOTAN_BLOCK_CIPHER_PAR_MULT; - } - - /** - * Encrypt a block. - * @param in The plaintext block to be encrypted as a byte array. - * Must be of length block_size(). - * @param out The byte array designated to hold the encrypted block. - * Must be of length block_size(). - */ - void encrypt(const byte in[], byte out[]) const - { encrypt_n(in, out, 1); } - - /** - * Decrypt a block. - * @param in The ciphertext block to be decypted as a byte array. - * Must be of length block_size(). - * @param out The byte array designated to hold the decrypted block. - * Must be of length block_size(). - */ - void decrypt(const byte in[], byte out[]) const - { decrypt_n(in, out, 1); } - - /** - * Encrypt a block. - * @param block the plaintext block to be encrypted - * Must be of length block_size(). Will hold the result when the function - * has finished. - */ - void encrypt(byte block[]) const { encrypt_n(block, block, 1); } - - /** - * Decrypt a block. - * @param block the ciphertext block to be decrypted - * Must be of length block_size(). Will hold the result when the function - * has finished. - */ - void decrypt(byte block[]) const { decrypt_n(block, block, 1); } - - /** - * Encrypt one or more blocks - * @param block the input/output buffer (multiple of block_size()) - */ - template<typename Alloc> - void encrypt(std::vector<byte, Alloc>& block) const - { - return encrypt_n(&block[0], &block[0], block.size() / block_size()); - } - - /** - * Decrypt one or more blocks - * @param block the input/output buffer (multiple of block_size()) - */ - template<typename Alloc> - void decrypt(std::vector<byte, Alloc>& block) const - { - return decrypt_n(&block[0], &block[0], block.size() / block_size()); - } - - /** - * Encrypt one or more blocks - * @param in the input buffer (multiple of block_size()) - * @param out the output buffer (same size as in) - */ - template<typename Alloc, typename Alloc2> - void encrypt(const std::vector<byte, Alloc>& in, - std::vector<byte, Alloc2>& out) const - { - return encrypt_n(&in[0], &out[0], in.size() / block_size()); - } - - /** - * Decrypt one or more blocks - * @param in the input buffer (multiple of block_size()) - * @param out the output buffer (same size as in) - */ - template<typename Alloc, typename Alloc2> - void decrypt(const std::vector<byte, Alloc>& in, - std::vector<byte, Alloc2>& out) const - { - return decrypt_n(&in[0], &out[0], in.size() / block_size()); - } - - /** - * Encrypt one or more blocks - * @param in the input buffer (multiple of block_size()) - * @param out the output buffer (same size as in) - * @param blocks the number of blocks to process - */ - virtual void encrypt_n(const byte in[], byte out[], - size_t blocks) const = 0; - - /** - * Decrypt one or more blocks - * @param in the input buffer (multiple of block_size()) - * @param out the output buffer (same size as in) - * @param blocks the number of blocks to process - */ - virtual void decrypt_n(const byte in[], byte out[], - size_t blocks) const = 0; - - /** - * @return new object representing the same algorithm as *this - */ - virtual BlockCipher* clone() const = 0; - }; - -/** -* Represents a block cipher with a single fixed block size -*/ -template<size_t BS, size_t KMIN, size_t KMAX = 0, size_t KMOD = 1> -class Block_Cipher_Fixed_Params : public BlockCipher - { - public: - enum { BLOCK_SIZE = BS }; - size_t block_size() const { return BS; } - - Key_Length_Specification key_spec() const - { - return Key_Length_Specification(KMIN, KMAX, KMOD); - } - }; - -} - -#endif |