dom/ipc/CSPMessageUtils.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/CSPMessageUtils.h"
   8 #include "mozilla/ipc/PBackgroundSharedTypes.h"
   9 #include "nsSerializationHelper.h"
  10 #include "mozilla/ipc/BackgroundUtils.h"
  11
  12 namespace IPC {
  13
  14 using namespace mozilla::ipc;
  15
  16 void ParamTraits<nsIContentSecurityPolicy*>::Write(
  17     MessageWriter* aWriter, nsIContentSecurityPolicy* aParam) {
  18   bool isNull = !aParam;
  19   WriteParam(aWriter, isNull);
  20   if (isNull) {
  21     return;
  22   }
  23
  24   CSPInfo csp;
  25   mozilla::Unused << NS_WARN_IF(NS_FAILED(CSPToCSPInfo(aParam, &csp)));
  26   WriteParam(aWriter, csp);
  27 }
  28
  29 bool ParamTraits<nsIContentSecurityPolicy*>::Read(
  30     MessageReader* aReader, RefPtr<nsIContentSecurityPolicy>* aResult) {
  31   bool isNull;
  32   if (!ReadParam(aReader, &isNull)) {
  33     return false;
  34   }
  35
  36   if (isNull) {
  37     *aResult = nullptr;
  38     return true;
  39   }
  40
  41   CSPInfo csp;
  42   if (!ReadParam(aReader, &csp)) {
  43     return false;
  44   }
  45
  46   *aResult = CSPInfoToCSP(csp, nullptr, nullptr);
  47   return *aResult;
  48 }
  49
  50 }  // namespace IPC