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// Copyright 2016 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
#ifndef FXJS_CFXJSE_ISOLATETRACKER_H_
#define FXJS_CFXJSE_ISOLATETRACKER_H_
#include <map>
#include <memory>
#include <vector>
#include "v8/include/v8.h"
#include "fxjs/cfxjse_runtimedata.h"
class CFXJSE_ScopeUtil_IsolateHandle {
public:
explicit CFXJSE_ScopeUtil_IsolateHandle(v8::Isolate* pIsolate)
: m_isolate(pIsolate), m_iscope(pIsolate), m_hscope(pIsolate) {}
v8::Isolate* GetIsolate() { return m_isolate; }
private:
CFXJSE_ScopeUtil_IsolateHandle(const CFXJSE_ScopeUtil_IsolateHandle&) =
delete;
void operator=(const CFXJSE_ScopeUtil_IsolateHandle&) = delete;
void* operator new(size_t size) = delete;
void operator delete(void*, size_t) = delete;
v8::Isolate* m_isolate;
v8::Isolate::Scope m_iscope;
v8::HandleScope m_hscope;
};
class CFXJSE_ScopeUtil_IsolateHandleRootContext {
public:
explicit CFXJSE_ScopeUtil_IsolateHandleRootContext(v8::Isolate* pIsolate)
: m_parent(pIsolate),
m_cscope(v8::Local<v8::Context>::New(
pIsolate,
CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext)) {}
private:
CFXJSE_ScopeUtil_IsolateHandleRootContext(
const CFXJSE_ScopeUtil_IsolateHandleRootContext&) = delete;
void operator=(const CFXJSE_ScopeUtil_IsolateHandleRootContext&) = delete;
void* operator new(size_t size) = delete;
void operator delete(void*, size_t) = delete;
CFXJSE_ScopeUtil_IsolateHandle m_parent;
v8::Context::Scope m_cscope;
};
class CFXJSE_IsolateTracker {
public:
typedef void (*DisposeCallback)(v8::Isolate*, bool bOwnedIsolate);
CFXJSE_IsolateTracker();
~CFXJSE_IsolateTracker();
void Append(v8::Isolate* pIsolate,
std::unique_ptr<v8::ArrayBuffer::Allocator> alloc);
void Remove(v8::Isolate* pIsolate, DisposeCallback lpfnDisposeCallback);
void RemoveAll(DisposeCallback lpfnDisposeCallback);
static CFXJSE_IsolateTracker* g_pInstance;
protected:
std::vector<v8::Isolate*> m_OwnedIsolates;
std::map<v8::Isolate*, std::unique_ptr<v8::ArrayBuffer::Allocator>>
m_AllocatorMap;
};
#endif // FXJS_CFXJSE_ISOLATETRACKER_H_
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