1/* 2 * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved. 3 * 4 * The contents of this file constitute Original Code as defined in and are 5 * subject to the Apple Public Source License Version 1.2 (the 'License'). 6 * You may not use this file except in compliance with the License. Please obtain 7 * a copy of the License at http://www.apple.com/publicsource and read it before 8 * using this file. 9 * 10 * This Original Code and all software distributed under the License are 11 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS 12 * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT 13 * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 14 * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the 15 * specific language governing rights and limitations under the License. 16 */ 17 18 19/* 20 * rc5Context.h - glue between BlockCrytpor and ssleay RC5 implementation 21 */ 22#ifndef _RC5_CONTEXT_H_ 23#define _RC5_CONTEXT_H_ 24 25#include <BlockCryptor.h> 26#include <openssl/rc5.h> 27 28class RC5Context : public BlockCryptor { 29public: 30 RC5Context(AppleCSPSession &session) : 31 BlockCryptor(session) { } 32 ~RC5Context(); 33 34 // called by CSPFullPluginSession 35 void init(const Context &context, bool encoding = true); 36 37 // called by BlockCryptor 38 void encryptBlock( 39 const void *plainText, // length implied (one block) 40 size_t plainTextLen, 41 void *cipherText, 42 size_t &cipherTextLen, // in/out, throws on overflow 43 bool final); 44 void decryptBlock( 45 const void *cipherText, // length implied (one cipher block) 46 size_t cipherTextLen, 47 void *plainText, 48 size_t &plainTextLen, // in/out, throws on overflow 49 bool final); 50 51private: 52 RC5_32_KEY rc5Key; 53 54}; /* RC5Context */ 55 56#endif //_RC2_CONTEXT_H_ 57