1/* 2 * Copyright (c) 2000-2001 Apple Computer, 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 * Written by Doug Mitchell 4/3/2001 22 */ 23#ifndef _RC2_CONTEXT_H_ 24#define _RC2_CONTEXT_H_ 25 26#include <BlockCryptor.h> 27#include <openssl/rc2.h> 28 29/* RC2 Symmetric encryption context */ 30class RC2Context : public BlockCryptor { 31public: 32 RC2Context(AppleCSPSession &session) : 33 BlockCryptor(session) { } 34 ~RC2Context(); 35 36 // called by CSPFullPluginSession 37 void init(const Context &context, bool encoding = true); 38 39 // called by BlockCryptor 40 void encryptBlock( 41 const void *plainText, // length implied (one block) 42 size_t plainTextLen, 43 void *cipherText, 44 size_t &cipherTextLen, // in/out, throws on overflow 45 bool final); 46 void decryptBlock( 47 const void *cipherText, // length implied (one cipher block) 48 size_t cipherTextLen, 49 void *plainText, 50 size_t &plainTextLen, // in/out, throws on overflow 51 bool final); 52 53private: 54 RC2_KEY rc2Key; 55 56}; /* RC2Context */ 57 58#endif //_RC2_CONTEXT_H_ 59