File: v8_snapshot_files.h

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

#ifndef CONTENT_BROWSER_V8_SNAPSHOT_FILES_H_
#define CONTENT_BROWSER_V8_SNAPSHOT_FILES_H_

#include <map>
#include <string>
#include <variant>

#include "base/files/file_path.h"
#include "base/files/scoped_file.h"

namespace base {
class CommandLine;
}

namespace content {

// Returns a mapping of V8 snapshot files to be preloaded for child processes
// that use V8. Note that this is defined on all platforms even though it may
// be empty or unused on some.
//
// This mapping can be used in `content::ChildProcessLauncherFileData` when
// constructing a ChildProcessLauncher.
std::map<std::string, std::variant<base::FilePath, base::ScopedFD>>
GetV8SnapshotFilesToPreload(base::CommandLine& process_command_line);

}  // namespace content

#endif  // CONTENT_BROWSER_V8_SNAPSHOT_FILES_H_