| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "pdf/pdf_ppapi.h" |
| |
| #include <memory> |
| |
| #include "pdf/out_of_process_instance.h" |
| #include "ppapi/c/ppp.h" |
| #include "ppapi/cpp/private/internal_module.h" |
| #include "ppapi/cpp/private/pdf.h" |
| #include "v8/include/v8.h" |
| |
| namespace chrome_pdf { |
| |
| namespace { |
| |
| bool g_sdk_initialized_via_pepper = false; |
| |
| class PDFModule : public pp::Module { |
| public: |
| PDFModule(); |
| ~PDFModule() override; |
| |
| // pp::Module implementation. |
| bool Init() override; |
| pp::Instance* CreateInstance(PP_Instance instance) override; |
| }; |
| |
| PDFModule::PDFModule() = default; |
| |
| PDFModule::~PDFModule() { |
| if (g_sdk_initialized_via_pepper) { |
| ShutdownSDK(); |
| g_sdk_initialized_via_pepper = false; |
| } |
| } |
| |
| bool PDFModule::Init() { |
| return true; |
| } |
| |
| pp::Instance* PDFModule::CreateInstance(PP_Instance instance) { |
| if (!g_sdk_initialized_via_pepper) { |
| v8::StartupData snapshot; |
| pp::PDF::GetV8ExternalSnapshotData(pp::InstanceHandle(instance), |
| &snapshot.data, &snapshot.raw_size); |
| if (snapshot.data) { |
| v8::V8::SetSnapshotDataBlob(&snapshot); |
| } |
| |
| InitializeSDK(/*enable_v8=*/true); |
| g_sdk_initialized_via_pepper = true; |
| } |
| |
| return new OutOfProcessInstance(instance); |
| } |
| |
| } // namespace |
| |
| int32_t PPP_InitializeModule(PP_Module module_id, |
| PPB_GetInterface get_browser_interface) { |
| auto module = std::make_unique<PDFModule>(); |
| if (!module->InternalInit(module_id, get_browser_interface)) |
| return PP_ERROR_FAILED; |
| |
| pp::InternalSetModuleSingleton(module.release()); |
| return PP_OK; |
| } |
| |
| void PPP_ShutdownModule() { |
| delete pp::Module::Get(); |
| pp::InternalSetModuleSingleton(nullptr); |
| } |
| |
| const void* PPP_GetInterface(const char* interface_name) { |
| auto* module = pp::Module::Get(); |
| return module ? module->GetPluginInterface(interface_name) : nullptr; |
| } |
| |
| bool IsSDKInitializedViaPepper() { |
| return g_sdk_initialized_via_pepper; |
| } |
| |
| } // namespace chrome_pdf |