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 * rc2Context.h - glue between BlockCrytpor and ssleay RC2 implementation 21 */ 22#ifndef _RC2_CONTEXT_H_ 23#define _RC2_CONTEXT_H_ 24 25#include <BlockCryptor.h> 26#include <openssl/rc2.h> 27 28/* RC2 Symmetric encryption context */ 29class RC2Context : public BlockCryptor { 30public: 31 RC2Context(AppleCSPSession &session) : 32 BlockCryptor(session) { } 33 ~RC2Context(); 34 35 // called by CSPFullPluginSession 36 void init(const Context &context, bool encoding = true); 37 38 // called by BlockCryptor 39 void encryptBlock( 40 const void *plainText, // length implied (one block) 41 size_t plainTextLen, 42 void *cipherText, 43 size_t &cipherTextLen, // in/out, throws on overflow 44 bool final); 45 void decryptBlock( 46 const void *cipherText, // length implied (one cipher block) 47 size_t cipherTextLen, 48 void *plainText, 49 size_t &plainTextLen, // in/out, throws on overflow 50 bool final); 51 52private: 53 RC2_KEY rc2Key; 54 55}; /* RC2Context */ 56 57#endif //_RC2_CONTEXT_H_ 58