1 /* 2 * Copyright (C) 2009 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 V8BindingState_h 32 #define V8BindingState_h 33 34 #include "GenericBinding.h" 35 #include "V8Binding.h" 36 37 namespace WebCore { 38 39 class Frame; 40 41 // Singleton implementation of State<V8Binding>. Uses V8's global data 42 // structures to return information about relevant execution state. 43 template <> 44 class State<V8Binding> : public State<GenericBinding> { 45 public: 46 // Singleton 47 static State* Only(); 48 49 // Reports an error message (without delay) if the security check fails. 50 static void immediatelyReportUnsafeAccessTo(Frame*); 51 52 DOMWindow* activeWindow(); 53 DOMWindow* firstWindow(); 54 55 Frame* activeFrame(); 56 Frame* firstFrame(); 57 58 bool processingUserGesture(); 59 60 // FIXME: This should be shared in BindingSecurity 61 bool allowsAccessFromFrame(Frame*); 62 63 private: State()64 explicit State() {} 65 ~State(); 66 }; 67 68 typedef State<V8Binding> V8BindingState; 69 70 } 71 72 #endif // V8BindingState_h 73