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| 1 /* | |
| 2 * Copyright (C) 2009, 2010 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 SKY_ENGINE_BINDINGS_CORE_V8_SERIALIZEDSCRIPTVALUE_H_ | |
| 32 #define SKY_ENGINE_BINDINGS_CORE_V8_SERIALIZEDSCRIPTVALUE_H_ | |
| 33 | |
| 34 #include "sky/engine/bindings/core/v8/ScriptValue.h" | |
| 35 #include "sky/engine/wtf/HashMap.h" | |
| 36 #include "sky/engine/wtf/ThreadSafeRefCounted.h" | |
| 37 #include "v8/include/v8.h" | |
| 38 | |
| 39 namespace WTF { | |
| 40 | |
| 41 class ArrayBuffer; | |
| 42 class ArrayBufferContents; | |
| 43 | |
| 44 } | |
| 45 | |
| 46 namespace blink { | |
| 47 | |
| 48 class ExceptionState; | |
| 49 | |
| 50 typedef Vector<RefPtr<WTF::ArrayBuffer>, 1> ArrayBufferArray; | |
| 51 | |
| 52 class SerializedScriptValue final : public ThreadSafeRefCounted<SerializedScript
Value> { | |
| 53 public: | |
| 54 // Increment this for each incompatible change to the wire format. | |
| 55 // Version 2: Added StringUCharTag for UChar v8 strings. | |
| 56 // Version 3: Switched to using uuids as blob data identifiers. | |
| 57 // Version 4: Extended File serialization to be complete. | |
| 58 // Version 5: Added CryptoKeyTag for Key objects. | |
| 59 // Version 6: Added indexed serialization for File, Blob, and FileList. | |
| 60 // Version 7: Extended File serialization with user visibility. | |
| 61 static const uint32_t wireFormatVersion = 7; | |
| 62 | |
| 63 ~SerializedScriptValue(); | |
| 64 | |
| 65 // If a serialization error occurs (e.g., cyclic input value) this | |
| 66 // function returns an empty representation, schedules a V8 exception to | |
| 67 // be thrown using v8::ThrowException(), and sets |didThrow|. In this case | |
| 68 // the caller must not invoke any V8 operations until control returns to | |
| 69 // V8. When serialization is successful, |didThrow| is false. | |
| 70 static PassRefPtr<SerializedScriptValue> create(v8::Handle<v8::Value>, Array
BufferArray*, ExceptionState&, v8::Isolate*); | |
| 71 static PassRefPtr<SerializedScriptValue> createFromWire(const String&); | |
| 72 static PassRefPtr<SerializedScriptValue> createFromWireBytes(const Vector<ui
nt8_t>&); | |
| 73 static PassRefPtr<SerializedScriptValue> create(const String&); | |
| 74 static PassRefPtr<SerializedScriptValue> create(const String&, v8::Isolate*)
; | |
| 75 static PassRefPtr<SerializedScriptValue> create(); | |
| 76 static PassRefPtr<SerializedScriptValue> create(const ScriptValue&, Exceptio
nState&, v8::Isolate*); | |
| 77 | |
| 78 // Never throws exceptions. | |
| 79 static PassRefPtr<SerializedScriptValue> createAndSwallowExceptions(v8::Hand
le<v8::Value>, v8::Isolate*); | |
| 80 | |
| 81 static PassRefPtr<SerializedScriptValue> nullValue(); | |
| 82 | |
| 83 String toWireString() const { return m_data; } | |
| 84 void toWireBytes(Vector<char>&) const; | |
| 85 | |
| 86 // Deserializes the value (in the current context). Returns a null value in | |
| 87 // case of failure. | |
| 88 v8::Handle<v8::Value> deserialize(); | |
| 89 v8::Handle<v8::Value> deserialize(v8::Isolate*); | |
| 90 | |
| 91 private: | |
| 92 enum StringDataMode { | |
| 93 StringValue, | |
| 94 WireData | |
| 95 }; | |
| 96 typedef Vector<WTF::ArrayBufferContents, 1> ArrayBufferContentsArray; | |
| 97 | |
| 98 SerializedScriptValue(); | |
| 99 SerializedScriptValue(v8::Handle<v8::Value>, ArrayBufferArray*, ExceptionSta
te&, v8::Isolate*); | |
| 100 explicit SerializedScriptValue(const String& wireData); | |
| 101 | |
| 102 static PassOwnPtr<ArrayBufferContentsArray> transferArrayBuffers(ArrayBuffer
Array&, ExceptionState&, v8::Isolate*); | |
| 103 | |
| 104 String m_data; | |
| 105 OwnPtr<ArrayBufferContentsArray> m_arrayBufferContentsArray; | |
| 106 intptr_t m_externallyAllocatedMemory; | |
| 107 }; | |
| 108 | |
| 109 } // namespace blink | |
| 110 | |
| 111 #endif // SKY_ENGINE_BINDINGS_CORE_V8_SERIALIZEDSCRIPTVALUE_H_ | |
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Chromium Code Reviews
Issue 922053002:
Remove unused V8 integration code in Sky (Closed)
Base URL: git@github.com:domokit/mojo.git@master