diff options
Diffstat (limited to 'lib/crypto/CipherBlowfish.h')
| -rw-r--r-- | lib/crypto/CipherBlowfish.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/lib/crypto/CipherBlowfish.h b/lib/crypto/CipherBlowfish.h new file mode 100644 index 00000000..6cb862b3 --- /dev/null +++ b/lib/crypto/CipherBlowfish.h @@ -0,0 +1,98 @@ +// distribution boxbackup-0.10 (svn version: 494) +// +// Copyright (c) 2003 - 2006 +// Ben Summers and contributors. All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// 1. Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// 2. Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// 3. All use of this software and associated advertising materials must +// display the following acknowledgment: +// This product includes software developed by Ben Summers. +// 4. The names of the Authors may not be used to endorse or promote +// products derived from this software without specific prior written +// permission. +// +// [Where legally impermissible the Authors do not disclaim liability for +// direct physical injury or death caused solely by defects in the software +// unless it is modified by a third party.] +// +// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR +// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, +// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +// POSSIBILITY OF SUCH DAMAGE. +// +// +// +// -------------------------------------------------------------------------- +// +// File +// Name: CipherBlowfish.h +// Purpose: Blowfish cipher description +// Created: 1/12/03 +// +// -------------------------------------------------------------------------- + +#ifndef CIPHERBLOWFISH__H +#define CIPHERBLOWFISH__H + +#ifdef HAVE_OLD_SSL + #include <string> +#endif + +#include "CipherDescription.h" + +// -------------------------------------------------------------------------- +// +// Class +// Name: CipherBlowfish +// Purpose: Description of Blowfish cipher parameters -- note that copies are not made of key material and IV, careful with object lifetimes. +// Created: 1/12/03 +// +// -------------------------------------------------------------------------- +class CipherBlowfish : public CipherDescription +{ +public: + CipherBlowfish(CipherDescription::CipherMode Mode, const void *pKey, unsigned int KeyLength, const void *pInitialisationVector = 0); + CipherBlowfish(const CipherBlowfish &rToCopy); + virtual ~CipherBlowfish(); + CipherBlowfish &operator=(const CipherBlowfish &rToCopy); + + // Return OpenSSL cipher object + virtual const EVP_CIPHER *GetCipher() const; + + // Setup any other parameters + virtual void SetupParameters(EVP_CIPHER_CTX *pCipherContext) const; + +#ifdef HAVE_OLD_SSL + CipherDescription *Clone() const; + void SetIV(const void *pIV); +#endif + +private: + CipherDescription::CipherMode mMode; +#ifndef HAVE_OLD_SSL + const void *mpKey; + unsigned int mKeyLength; + const void *mpInitialisationVector; +#else + std::string mKey; + uint8_t mInitialisationVector[8]; +#endif +}; + + +#endif // CIPHERBLOWFISH__H + |