SessionStoreMessageUtils.h

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_SessionStoreMessageUtils_h

#define mozilla_dom_SessionStoreMessageUtils_h

#include "ipc/IPCMessageUtils.h"

#include "mozilla/ipc/URIUtils.h"

#include "SessionStoreData.h"

#include "SessionStoreUtils.h"

#include "SessionStoreRestoreData.h"

namespace IPC {

DEFINE_IPC_SERIALIZER_WITH_FIELDS(mozilla::dom::CollectedNonMultipleSelectValue,

                                  mSelectedIndex, mValue);

DEFINE_IPC_SERIALIZER_WITH_FIELDS(CollectedInputDataValue, id, type, value);

DEFINE_IPC_SERIALIZER_WITH_FIELDS(InputFormData, descendants, innerHTML, url,

                                  numId, numXPath);

template <>

struct ParamTraits<mozilla::dom::SessionStoreRestoreData*> {

  // Note that we intentionally don't de/serialize mChildren here. The receiver

  // won't be doing anything with the children lists, and it avoids sending form

  // data for subframes to the content processes of their embedders.

  static void Write(IPC::MessageWriter* aWriter,

                    mozilla::dom::SessionStoreRestoreData* aParam) {

    bool isNull = !aParam;

    WriteParam(aWriter, isNull);

    if (isNull) {

      return;

    WriteParam(aWriter, aParam->mURI);

    WriteParam(aWriter, aParam->mInnerHTML);

    WriteParam(aWriter, aParam->mScroll);

    WriteParam(aWriter, aParam->mEntries);

  static bool Read(IPC::MessageReader* aReader,

                   RefPtr<mozilla::dom::SessionStoreRestoreData>* aResult) {

    *aResult = nullptr;

    bool isNull;

    if (!ReadParam(aReader, &isNull)) {

      return false;

    if (isNull) {

      return true;

    auto data = mozilla::MakeRefPtr<mozilla::dom::SessionStoreRestoreData>();

    if (!ReadParam(aReader, &data->mURI) ||

        !ReadParam(aReader, &data->mInnerHTML) ||

        !ReadParam(aReader, &data->mScroll) ||

        !ReadParam(aReader, &data->mEntries)) {

      return false;

    *aResult = std::move(data);

    return true;

};

DEFINE_IPC_SERIALIZER_WITH_FIELDS(mozilla::dom::SessionStoreRestoreData::Entry,

                                  mData, mIsXPath);

}  // namespace IPC

#endif  // mozilla_dom_SessionStoreMessageUtils_h