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diff --git a/fxjs/include/fxjs_v8.h b/fxjs/include/fxjs_v8.h
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-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-// FXJS_V8 is a layer that makes it easier to define native objects in V8, but
-// has no knowledge of PDF-specific native objects. It could in theory be used
-// to implement other sets of native objects.
-
-// PDFium code should include this file rather than including V8 headers
-// directly.
-
-#ifndef FXJS_INCLUDE_FXJS_V8_H_
-#define FXJS_INCLUDE_FXJS_V8_H_
-
-#include <v8-util.h>
-#include <v8.h>
-
-#include <map>
-#include <memory>
-#include <vector>
-
-#include "core/fxcrt/fx_string.h"
-#ifdef PDF_ENABLE_XFA
-// Header for CFXJSE_RuntimeData. FXJS_V8 doesn't interpret this class,
-// it is just passed along to XFA.
-#include "fxjs/cfxjse_runtimedata.h"
-#endif // PDF_ENABLE_XFA
-
-class CFXJS_Engine;
-class CFXJS_ObjDefinition;
-
-// FXJS_V8 places no restrictions on this class; it merely passes it
-// on to caller-provided methods.
-class IJS_Context; // A description of the event that caused JS execution.
-
-enum FXJSOBJTYPE {
- FXJSOBJTYPE_DYNAMIC = 0, // Created by native method and returned to JS.
- FXJSOBJTYPE_STATIC, // Created by init and hung off of global object.
- FXJSOBJTYPE_GLOBAL, // The global object itself (may only appear once).
-};
-
-struct FXJSErr {
- const wchar_t* message;
- const wchar_t* srcline;
- unsigned linnum;
-};
-
-// Global weak map to save dynamic objects.
-class V8TemplateMapTraits : public v8::StdMapTraits<void*, v8::Object> {
- public:
- typedef v8::GlobalValueMap<void*, v8::Object, V8TemplateMapTraits> MapType;
- typedef void WeakCallbackDataType;
-
- static WeakCallbackDataType* WeakCallbackParameter(
- MapType* map,
- void* key,
- const v8::Local<v8::Object>& value) {
- return key;
- }
- static MapType* MapFromWeakCallbackInfo(
- const v8::WeakCallbackInfo<WeakCallbackDataType>&);
-
- static void* KeyFromWeakCallbackInfo(
- const v8::WeakCallbackInfo<WeakCallbackDataType>& data) {
- return data.GetParameter();
- }
- static const v8::PersistentContainerCallbackType kCallbackType =
- v8::kWeakWithInternalFields;
- static void DisposeWeak(
- const v8::WeakCallbackInfo<WeakCallbackDataType>& data) {}
- static void OnWeakCallback(
- const v8::WeakCallbackInfo<WeakCallbackDataType>& data) {}
- static void Dispose(v8::Isolate* isolate,
- v8::Global<v8::Object> value,
- void* key);
- static void DisposeCallbackData(WeakCallbackDataType* callbackData) {}
-};
-
-class V8TemplateMap {
- public:
- typedef v8::GlobalValueMap<void*, v8::Object, V8TemplateMapTraits> MapType;
-
- explicit V8TemplateMap(v8::Isolate* isolate);
- ~V8TemplateMap();
-
- void set(void* key, v8::Local<v8::Object> handle);
-
- friend class V8TemplateMapTraits;
-
- private:
- MapType m_map;
-};
-
-class FXJS_PerIsolateData {
- public:
- ~FXJS_PerIsolateData();
-
- static void SetUp(v8::Isolate* pIsolate);
- static FXJS_PerIsolateData* Get(v8::Isolate* pIsolate);
-
- std::vector<std::unique_ptr<CFXJS_ObjDefinition>> m_ObjectDefnArray;
-#ifdef PDF_ENABLE_XFA
- std::unique_ptr<CFXJSE_RuntimeData> m_pFXJSERuntimeData;
-#endif // PDF_ENABLE_XFA
- std::unique_ptr<V8TemplateMap> m_pDynamicObjsMap;
-
- protected:
- explicit FXJS_PerIsolateData(v8::Isolate* pIsolate);
-};
-
-class FXJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
- void* Allocate(size_t length) override;
- void* AllocateUninitialized(size_t length) override;
- void Free(void* data, size_t length) override;
-};
-
-void FXJS_Initialize(unsigned int embedderDataSlot, v8::Isolate* pIsolate);
-void FXJS_Release();
-
-// Gets the global isolate set by FXJS_Initialize(), or makes a new one each
-// time if there is no such isolate. Returns true if a new isolate had to be
-// created.
-bool FXJS_GetIsolate(v8::Isolate** pResultIsolate);
-
-// Get the global isolate's ref count.
-size_t FXJS_GlobalIsolateRefCount();
-
-class CFXJS_Engine {
- public:
- explicit CFXJS_Engine(v8::Isolate* pIsolate);
- ~CFXJS_Engine();
-
- using Constructor = void (*)(CFXJS_Engine* pEngine,
- v8::Local<v8::Object> obj);
- using Destructor = void (*)(CFXJS_Engine* pEngine, v8::Local<v8::Object> obj);
-
- static CFXJS_Engine* CurrentEngineFromIsolate(v8::Isolate* pIsolate);
- static int GetObjDefnID(v8::Local<v8::Object> pObj);
-
-#ifdef PDF_ENABLE_XFA
- // Called as part of FXJS_InitializeEngine, exposed so PDF can make its
- // own contexts compatible with XFA or vice versa.
- static void SetForV8Context(v8::Local<v8::Context> v8Context,
- CFXJS_Engine* pEngine);
-#endif // PDF_ENABLE_XFA
-
- v8::Isolate* GetIsolate() const { return m_isolate; }
-
- // Always returns a valid, newly-created objDefnID.
- int DefineObj(const wchar_t* sObjName,
- FXJSOBJTYPE eObjType,
- Constructor pConstructor,
- Destructor pDestructor);
-
- void DefineObjMethod(int nObjDefnID,
- const wchar_t* sMethodName,
- v8::FunctionCallback pMethodCall);
- void DefineObjProperty(int nObjDefnID,
- const wchar_t* sPropName,
- v8::AccessorGetterCallback pPropGet,
- v8::AccessorSetterCallback pPropPut);
- void DefineObjAllProperties(int nObjDefnID,
- v8::NamedPropertyQueryCallback pPropQurey,
- v8::NamedPropertyGetterCallback pPropGet,
- v8::NamedPropertySetterCallback pPropPut,
- v8::NamedPropertyDeleterCallback pPropDel);
- void DefineObjConst(int nObjDefnID,
- const wchar_t* sConstName,
- v8::Local<v8::Value> pDefault);
- void DefineGlobalMethod(const wchar_t* sMethodName,
- v8::FunctionCallback pMethodCall);
- void DefineGlobalConst(const wchar_t* sConstName,
- v8::FunctionCallback pConstGetter);
-
- // Called after FXJS_Define* calls made.
- void InitializeEngine();
- void ReleaseEngine();
-
- // Called after FXJS_InitializeEngine call made.
- int Execute(const CFX_WideString& script, FXJSErr* perror);
-
- v8::Local<v8::Context> NewLocalContext();
- v8::Local<v8::Context> GetPersistentContext();
-
- v8::Local<v8::Value> NewNull();
- v8::Local<v8::Array> NewArray();
- v8::Local<v8::Value> NewNumber(int number);
- v8::Local<v8::Value> NewNumber(double number);
- v8::Local<v8::Value> NewNumber(float number);
- v8::Local<v8::Value> NewBoolean(bool b);
- v8::Local<v8::Value> NewString(const wchar_t* str);
- v8::Local<v8::Date> NewDate(double d);
- v8::Local<v8::Object> NewFxDynamicObj(int nObjDefnID, bool bStatic = false);
-
- v8::Local<v8::Object> GetThisObj();
- int ToInt32(v8::Local<v8::Value> pValue);
- bool ToBoolean(v8::Local<v8::Value> pValue);
- double ToNumber(v8::Local<v8::Value> pValue);
- CFX_WideString ToString(v8::Local<v8::Value> pValue);
- v8::Local<v8::Object> ToObject(v8::Local<v8::Value> pValue);
- v8::Local<v8::Array> ToArray(v8::Local<v8::Value> pValue);
-
- unsigned GetArrayLength(v8::Local<v8::Array> pArray);
- v8::Local<v8::Value> GetArrayElement(v8::Local<v8::Array> pArray,
- unsigned index);
- unsigned PutArrayElement(v8::Local<v8::Array> pArray,
- unsigned index,
- v8::Local<v8::Value> pValue);
-
- std::vector<CFX_WideString> GetObjectPropertyNames(
- v8::Local<v8::Object> pObj);
- v8::Local<v8::Value> GetObjectProperty(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName);
-
- void PutObjectString(v8::Local<v8::Object> pObj,
- const CFX_WideString& wsPropertyName,
- const CFX_WideString& wsValue);
- void PutObjectNumber(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName,
- int nValue);
- void PutObjectNumber(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName,
- float fValue);
- void PutObjectNumber(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName,
- double dValue);
- void PutObjectBoolean(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName,
- bool bValue);
- void PutObjectObject(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName,
- v8::Local<v8::Object> pPut);
- void PutObjectNull(v8::Local<v8::Object> pObj,
- const CFX_WideString& PropertyName);
-
- // Native object binding.
- void SetObjectPrivate(v8::Local<v8::Object> pObj, void* p);
- void* GetObjectPrivate(v8::Local<v8::Object> pObj);
- static void FreeObjectPrivate(void* p);
- static void FreeObjectPrivate(v8::Local<v8::Object> pObj);
-
- void SetConstArray(const CFX_WideString& name, v8::Local<v8::Array> array);
- v8::Local<v8::Array> GetConstArray(const CFX_WideString& name);
-
- v8::Local<v8::String> WSToJSString(const CFX_WideString& wsPropertyName);
- void Error(const CFX_WideString& message);
-
- protected:
- CFXJS_Engine();
-
- void SetIsolate(v8::Isolate* pIsolate) { m_isolate = pIsolate; }
-
- private:
- v8::Isolate* m_isolate;
- v8::Global<v8::Context> m_V8PersistentContext;
- std::vector<v8::Global<v8::Object>*> m_StaticObjects;
- std::map<CFX_WideString, v8::Global<v8::Array>> m_ConstArrays;
-};
-
-#endif // FXJS_INCLUDE_FXJS_V8_H_
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