chromium/third_party/pdfium/testing/v8_initializer.cpp

// Copyright 2019 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "testing/v8_initializer.h"

#include <stdlib.h>

#include <cstring>
#include <vector>

#include "core/fxcrt/fx_memcpy_wrappers.h"
#include "core/fxcrt/numerics/safe_conversions.h"
#include "public/fpdfview.h"
#include "testing/utils/file_util.h"
#include "testing/utils/path_service.h"
#include "v8/include/libplatform/libplatform.h"
#include "v8/include/v8-initialization.h"
#include "v8/include/v8-snapshot.h"

#ifdef PDF_ENABLE_XFA
#include "v8/include/cppgc/platform.h"
#endif

namespace {

#ifdef V8_USE_EXTERNAL_STARTUP_DATA
// Returns the full path for an external V8 data file based on either
// the currect exectuable path or an explicit override.
std::string GetFullPathForSnapshotFile(const std::string& exe_path,
                                       const std::string& bin_dir,
                                       const std::string& filename) { … }

bool GetExternalData(const std::string& exe_path,
                     const std::string& bin_dir,
                     const std::string& filename,
                     v8::StartupData* result_data) { … }
#endif  // V8_USE_EXTERNAL_STARTUP_DATA

std::unique_ptr<v8::Platform> InitializeV8Common(const std::string& exe_path,
                                                 const std::string& js_flags) { … }

}  // namespace

#ifdef V8_USE_EXTERNAL_STARTUP_DATA
std::unique_ptr<v8::Platform> InitializeV8ForPDFiumWithStartupData(
    const std::string& exe_path,
    const std::string& js_flags,
    const std::string& bin_dir,
    v8::StartupData* snapshot_blob) { … }
#else   // V8_USE_EXTERNAL_STARTUP_DATA
std::unique_ptr<v8::Platform> InitializeV8ForPDFium(
    const std::string& exe_path,
    const std::string& js_flags) {
  return InitializeV8Common(exe_path, js_flags);
}
#endif  // V8_USE_EXTERNAL_STARTUP_DATA

void ShutdownV8ForPDFium() { … }