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// DigestContext.h 21// 22 23#ifndef _DIGEST_CONTEXT_H_ 24#define _DIGEST_CONTEXT_H_ 25 26#include <security_cdsa_utilities/digestobject.h> 27#include "AppleCSPContext.h" 28 29/* 30 * This is just a shim to give AppleCSPContext functionality to a 31 * DigestObject subclass (a reference to which is passed to our constructor). 32 */ 33class DigestContext : public AppleCSPContext { 34public: 35 DigestContext( 36 AppleCSPSession &session, 37 DigestObject &digest) : 38 AppleCSPContext(session), mDigest(digest) { } 39 ~DigestContext() { delete &mDigest; } 40 41 void init(const Context &context, bool); 42 void update(const CssmData &data); 43 void final(CssmData &data); 44 CSPFullPluginSession::CSPContext *clone(Allocator &); // clone internal state 45 size_t outputSize(bool, size_t); 46 47private: 48 DigestObject &mDigest; 49}; 50 51#endif /* _CRYPTKIT_DIGEST_CONTEXT_H_ */ 52