1 /* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef KeyAlgorithm_h 32 #define KeyAlgorithm_h 33 34 #include "bindings/v8/ScriptWrappable.h" 35 #include "platform/heap/Handle.h" 36 #include "public/platform/WebCryptoKeyAlgorithm.h" 37 #include "wtf/Forward.h" 38 #include "wtf/RefCounted.h" 39 40 namespace WebCore { 41 42 class KeyAlgorithm : public GarbageCollectedFinalized<KeyAlgorithm>, public ScriptWrappable { 43 public: 44 virtual ~KeyAlgorithm(); 45 46 static KeyAlgorithm* create(const blink::WebCryptoKeyAlgorithm&); 47 static KeyAlgorithm* createHash(const blink::WebCryptoAlgorithm&); 48 49 String name(); 50 51 // Needed by SpecialWrapFor and for casting. 52 bool isAesKeyAlgorithm() const; 53 bool isHmacKeyAlgorithm() const; 54 bool isRsaHashedKeyAlgorithm() const; 55 56 virtual void trace(Visitor*); 57 58 protected: 59 explicit KeyAlgorithm(const blink::WebCryptoKeyAlgorithm&); 60 61 blink::WebCryptoKeyAlgorithm m_algorithm; 62 }; 63 64 #define DEFINE_KEY_ALGORITHM_TYPE_CASTS(thisType) \ 65 DEFINE_TYPE_CASTS(thisType, KeyAlgorithm, value, value->is##thisType(), value.is##thisType()) 66 67 } // namespace WebCore 68 69 #endif 70