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authorTom Sepez <tsepez@chromium.org>2018-06-11 17:48:17 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-06-11 17:48:17 +0000
commite3b782fe20282fd3ccde0ca8a47d8e7fcd9b8dcc (patch)
treee467c45d15b40c5711eb990208660a57f47345ca /fxjs
parentb372dc6b20fca803aef86583551982fb9178011f (diff)
downloadpdfium-e3b782fe20282fd3ccde0ca8a47d8e7fcd9b8dcc.tar.xz
Move some FXJS methods onto the per-isolate object.
This more clearly shows how information is flowing out of V8 and into our C++ callbacks. Change-Id: I5c37d2c28c166443eb9983076fbb0e944bebbf47 Reviewed-on: https://pdfium-review.googlesource.com/34790 Commit-Queue: Tom Sepez <tsepez@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'fxjs')
-rw-r--r--fxjs/cfxjs_engine.cpp81
-rw-r--r--fxjs/cfxjs_engine.h9
2 files changed, 46 insertions, 44 deletions
diff --git a/fxjs/cfxjs_engine.cpp b/fxjs/cfxjs_engine.cpp
index 763a3d9f14..f964c80e02 100644
--- a/fxjs/cfxjs_engine.cpp
+++ b/fxjs/cfxjs_engine.cpp
@@ -110,15 +110,6 @@ class CFXJS_PerObjectData {
class CFXJS_ObjDefinition {
public:
- static int MaxID(v8::Isolate* pIsolate) {
- return FXJS_PerIsolateData::Get(pIsolate)->m_ObjectDefnArray.size();
- }
-
- static CFXJS_ObjDefinition* ForID(v8::Isolate* pIsolate, int id) {
- // Note: GetAt() halts if out-of-range even in release builds.
- return FXJS_PerIsolateData::Get(pIsolate)->m_ObjectDefnArray[id].get();
- }
-
CFXJS_ObjDefinition(v8::Isolate* isolate,
const char* sObjName,
FXJSOBJTYPE eObjType,
@@ -152,12 +143,6 @@ class CFXJS_ObjDefinition {
m_Signature.Reset(isolate, sig);
}
- int AssignID() {
- FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(m_pIsolate);
- pData->m_ObjectDefnArray.emplace_back(this);
- return pData->m_ObjectDefnArray.size() - 1;
- }
-
v8::Local<v8::ObjectTemplate> GetInstanceTemplate() {
v8::EscapableHandleScope scope(m_pIsolate);
v8::Local<v8::FunctionTemplate> function =
@@ -182,9 +167,9 @@ class CFXJS_ObjDefinition {
static v8::Local<v8::ObjectTemplate> GetGlobalObjectTemplate(
v8::Isolate* pIsolate) {
- int maxID = CFXJS_ObjDefinition::MaxID(pIsolate);
- for (int i = 0; i < maxID; ++i) {
- CFXJS_ObjDefinition* pObjDef = CFXJS_ObjDefinition::ForID(pIsolate, i);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(pIsolate);
+ for (int i = 0; i < pIsolateData->MaxObjDefinitionID(); ++i) {
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(i);
if (pObjDef->m_ObjType == FXJSOBJTYPE_GLOBAL)
return pObjDef->GetInstanceTemplate();
}
@@ -210,7 +195,8 @@ void V8TemplateMapTraits::Dispose(v8::Isolate* isolate,
int id = CFXJS_Engine::GetObjDefnID(obj);
if (id == -1)
return;
- CFXJS_ObjDefinition* pObjDef = CFXJS_ObjDefinition::ForID(isolate, id);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(isolate);
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(id);
if (!pObjDef)
return;
if (pObjDef->m_pDestructor)
@@ -285,6 +271,17 @@ FXJS_PerIsolateData* FXJS_PerIsolateData::Get(v8::Isolate* pIsolate) {
FXJS_PerIsolateData::FXJS_PerIsolateData(v8::Isolate* pIsolate)
: m_pDynamicObjsMap(new V8TemplateMap(pIsolate)) {}
+CFXJS_ObjDefinition* FXJS_PerIsolateData::ObjDefinitionForID(int id) const {
+ return (id >= 0 && id < MaxObjDefinitionID()) ? m_ObjectDefnArray[id].get()
+ : nullptr;
+}
+
+int FXJS_PerIsolateData::AssignIDForObjDefinition(
+ std::unique_ptr<CFXJS_ObjDefinition> pDefn) {
+ m_ObjectDefnArray.push_back(std::move(pDefn));
+ return m_ObjectDefnArray.size() - 1;
+}
+
CFXJS_Engine::CFXJS_Engine() : CFX_V8(nullptr) {}
CFXJS_Engine::CFXJS_Engine(v8::Isolate* pIsolate) : CFX_V8(pIsolate) {}
@@ -322,9 +319,10 @@ int CFXJS_Engine::DefineObj(const char* sObjName,
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
FXJS_PerIsolateData::SetUp(GetIsolate());
- CFXJS_ObjDefinition* pObjDef = new CFXJS_ObjDefinition(
- GetIsolate(), sObjName, eObjType, pConstructor, pDestructor);
- return pObjDef->AssignID();
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ return pIsolateData->AssignIDForObjDefinition(
+ pdfium::MakeUnique<CFXJS_ObjDefinition>(GetIsolate(), sObjName, eObjType,
+ pConstructor, pDestructor));
}
void CFXJS_Engine::DefineObjMethod(int nObjDefnID,
@@ -332,8 +330,8 @@ void CFXJS_Engine::DefineObjMethod(int nObjDefnID,
v8::FunctionCallback pMethodCall) {
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
- CFXJS_ObjDefinition* pObjDef =
- CFXJS_ObjDefinition::ForID(GetIsolate(), nObjDefnID);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(nObjDefnID);
v8::Local<v8::FunctionTemplate> fun = v8::FunctionTemplate::New(
GetIsolate(), pMethodCall, v8::Local<v8::Value>(),
pObjDef->GetSignature());
@@ -348,8 +346,8 @@ void CFXJS_Engine::DefineObjProperty(int nObjDefnID,
v8::AccessorSetterCallback pPropPut) {
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
- CFXJS_ObjDefinition* pObjDef =
- CFXJS_ObjDefinition::ForID(GetIsolate(), nObjDefnID);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(nObjDefnID);
pObjDef->GetInstanceTemplate()->SetAccessor(NewString(sPropName), pPropGet,
pPropPut);
}
@@ -362,8 +360,8 @@ void CFXJS_Engine::DefineObjAllProperties(
v8::GenericNamedPropertyDeleterCallback pPropDel) {
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
- CFXJS_ObjDefinition* pObjDef =
- CFXJS_ObjDefinition::ForID(GetIsolate(), nObjDefnID);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(nObjDefnID);
pObjDef->GetInstanceTemplate()->SetHandler(
v8::NamedPropertyHandlerConfiguration(
pPropGet, pPropPut, pPropQurey, pPropDel, nullptr,
@@ -376,8 +374,8 @@ void CFXJS_Engine::DefineObjConst(int nObjDefnID,
v8::Local<v8::Value> pDefault) {
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
- CFXJS_ObjDefinition* pObjDef =
- CFXJS_ObjDefinition::ForID(GetIsolate(), nObjDefnID);
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(nObjDefnID);
pObjDef->GetInstanceTemplate()->Set(GetIsolate(), sConstName, pDefault);
}
@@ -430,11 +428,11 @@ void CFXJS_Engine::InitializeEngine() {
}
v8::Context::Scope context_scope(v8Context);
-
- int maxID = CFXJS_ObjDefinition::MaxID(GetIsolate());
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ int maxID = pIsolateData->MaxObjDefinitionID();
m_StaticObjects.resize(maxID + 1);
for (int i = 0; i < maxID; ++i) {
- CFXJS_ObjDefinition* pObjDef = CFXJS_ObjDefinition::ForID(GetIsolate(), i);
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(i);
if (pObjDef->m_ObjType == FXJSOBJTYPE_GLOBAL) {
CFXJS_PerObjectData::SetInObject(new CFXJS_PerObjectData(i),
v8Context->Global()
@@ -464,15 +462,14 @@ void CFXJS_Engine::ReleaseEngine() {
v8::HandleScope handle_scope(GetIsolate());
v8::Local<v8::Context> context = GetV8Context();
v8::Context::Scope context_scope(context);
- FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(GetIsolate());
- if (!pData)
+ FXJS_PerIsolateData* pIsolateData = FXJS_PerIsolateData::Get(GetIsolate());
+ if (!pIsolateData)
return;
m_ConstArrays.clear();
- int maxID = CFXJS_ObjDefinition::MaxID(GetIsolate());
- for (int i = 0; i < maxID; ++i) {
- CFXJS_ObjDefinition* pObjDef = CFXJS_ObjDefinition::ForID(GetIsolate(), i);
+ for (int i = 0; i < pIsolateData->MaxObjDefinitionID(); ++i) {
+ CFXJS_ObjDefinition* pObjDef = pIsolateData->ObjDefinitionForID(i);
v8::Local<v8::Object> pObj;
if (pObjDef->m_ObjType == FXJSOBJTYPE_GLOBAL) {
pObj =
@@ -481,7 +478,6 @@ void CFXJS_Engine::ReleaseEngine() {
pObj = v8::Local<v8::Object>::New(GetIsolate(), m_StaticObjects[i]);
m_StaticObjects[i].Reset();
}
-
if (!pObj.IsEmpty()) {
if (pObjDef->m_pDestructor)
pObjDef->m_pDestructor(pObj);
@@ -494,7 +490,7 @@ void CFXJS_Engine::ReleaseEngine() {
if (GetIsolate() == g_isolate && --g_isolate_ref_count > 0)
return;
- delete pData;
+ delete pIsolateData;
GetIsolate()->SetData(g_embedderDataSlot, nullptr);
}
@@ -533,11 +529,10 @@ v8::Local<v8::Object> CFXJS_Engine::NewFXJSBoundObject(int nObjDefnID,
if (!pData)
return v8::Local<v8::Object>();
- if (nObjDefnID < 0 || nObjDefnID >= CFXJS_ObjDefinition::MaxID(GetIsolate()))
+ CFXJS_ObjDefinition* pObjDef = pData->ObjDefinitionForID(nObjDefnID);
+ if (!pObjDef)
return v8::Local<v8::Object>();
- CFXJS_ObjDefinition* pObjDef =
- CFXJS_ObjDefinition::ForID(GetIsolate(), nObjDefnID);
v8::Local<v8::Object> obj;
if (!pObjDef->GetInstanceTemplate()->NewInstance(context).ToLocal(&obj))
return v8::Local<v8::Object>();
diff --git a/fxjs/cfxjs_engine.h b/fxjs/cfxjs_engine.h
index a5f94767c5..a940f3fc46 100644
--- a/fxjs/cfxjs_engine.h
+++ b/fxjs/cfxjs_engine.h
@@ -22,6 +22,7 @@
#include "core/fxcrt/fx_string.h"
#include "fxjs/cfx_v8.h"
#include "fxjs/ijs_runtime.h"
+#include "third_party/base/stl_util.h"
#include "v8/include/v8-util.h"
#include "v8/include/v8.h"
@@ -51,11 +52,17 @@ class FXJS_PerIsolateData {
static void SetUp(v8::Isolate* pIsolate);
static FXJS_PerIsolateData* Get(v8::Isolate* pIsolate);
+ int MaxObjDefinitionID() const {
+ return pdfium::CollectionSize<int>(m_ObjectDefnArray);
+ }
+ CFXJS_ObjDefinition* ObjDefinitionForID(int id) const;
+ int AssignIDForObjDefinition(std::unique_ptr<CFXJS_ObjDefinition> pDefn);
+
std::vector<std::unique_ptr<CFXJS_ObjDefinition>> m_ObjectDefnArray;
+ std::unique_ptr<V8TemplateMap> m_pDynamicObjsMap;
#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);