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      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 V8Uint8ArrayCustom_h
     32 #define V8Uint8ArrayCustom_h
     33 
     34 #include "bindings/v8/custom/V8TypedArrayCustom.h"
     35 #include "wtf/Uint8Array.h"
     36 
     37 namespace WebCore {
     38 
     39 template<>
     40 class TypedArrayTraits<Uint8Array> {
     41 public:
     42     typedef v8::Uint8Array V8Type;
     43 
     44     static bool IsInstance(v8::Handle<v8::Value> value)
     45     {
     46         return value->IsUint8Array();
     47     }
     48 
     49     static size_t length(v8::Handle<v8::Uint8Array> value)
     50     {
     51         return value->Length();
     52     }
     53 
     54     static size_t length(Uint8Array* array)
     55     {
     56         return array->length();
     57     }
     58 };
     59 
     60 typedef V8TypedArray<Uint8Array> V8Uint8Array;
     61 
     62 template<>
     63 class WrapperTypeTraits<Uint8Array> : public TypedArrayWrapperTraits<Uint8Array> { };
     64 
     65 
     66 inline v8::Handle<v8::Object> wrap(Uint8Array* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
     67 {
     68     return V8TypedArray<Uint8Array>::wrap(impl, creationContext, isolate);
     69 }
     70 
     71 inline v8::Handle<v8::Value> toV8(Uint8Array* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
     72 {
     73     return V8TypedArray<Uint8Array>::toV8(impl, creationContext, isolate);
     74 }
     75 
     76 template<class CallbackInfo>
     77 inline void v8SetReturnValue(const CallbackInfo& info, Uint8Array* impl)
     78 {
     79     V8TypedArray<Uint8Array>::v8SetReturnValue(info, impl);
     80 }
     81 
     82 template<class CallbackInfo>
     83 inline void v8SetReturnValueForMainWorld(const CallbackInfo& info, Uint8Array* impl)
     84 {
     85     V8TypedArray<Uint8Array>::v8SetReturnValueForMainWorld(info, impl);
     86 }
     87 
     88 template<class CallbackInfo, class Wrappable>
     89 inline void v8SetReturnValueFast(const CallbackInfo& info, Uint8Array* impl, Wrappable* wrappable)
     90 {
     91     V8TypedArray<Uint8Array>::v8SetReturnValueFast(info, impl, wrappable);
     92 }
     93 
     94 inline v8::Handle<v8::Value> toV8(PassRefPtr< Uint8Array > impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
     95 {
     96     return toV8(impl.get(), creationContext, isolate);
     97 }
     98 
     99 template<class CallbackInfo>
    100 inline void v8SetReturnValue(const CallbackInfo& info, PassRefPtr< Uint8Array > impl)
    101 {
    102     v8SetReturnValue(info, impl.get());
    103 }
    104 
    105 template<class CallbackInfo>
    106 inline void v8SetReturnValueForMainWorld(const CallbackInfo& info, PassRefPtr< Uint8Array > impl)
    107 {
    108     v8SetReturnValueForMainWorld(info, impl.get());
    109 }
    110 
    111 template<class CallbackInfo, class Wrappable>
    112 inline void v8SetReturnValueFast(const CallbackInfo& info, PassRefPtr< Uint8Array > impl, Wrappable* wrappable)
    113 {
    114     v8SetReturnValueFast(info, impl.get(), wrappable);
    115 }
    116 
    117 } // namespace WebCore
    118 
    119 #endif
    120