toolkit/profile/ProfileUnlockerWin.h
author Ed Lee <edilee@mozilla.com>
Fri, 04 Aug 2017 20:38:00 -0700
changeset 642648 02f357c8e98090bcf69c1238ace5e72801f4bdab
parent 490961 a8f45b2afbf3bc116fc9c52d4631e426fb3d5733
child 648192 c236dfe7dc98c387219d7cb45d0693560db708fd
child 694109 98e2b4ee9775a2a2b5cc1bb8a390bfe901814f38
permissions -rw-r--r--
Bug 1387682 - Screenshots missing when thumbnailer Promise is garbage collected. r=ursula Properly clean up on unload from newTab.js to release strong references in the background thumbnailer. MozReview-Commit-ID: IJNSYjwKUW3

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 ProfileUnlockerWin_h
#define ProfileUnlockerWin_h

#include <windows.h>
#include <restartmanager.h>

#include "nsIProfileUnlocker.h"
#include "nsString.h"
#include "nsWindowsHelpers.h"

namespace mozilla {

class ProfileUnlockerWin final : public nsIProfileUnlocker
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIPROFILEUNLOCKER

  explicit ProfileUnlockerWin(const nsAString& aFileName);

  nsresult Init();

  DWORD StartSession(DWORD& aHandle);
  void EndSession(DWORD aHandle);

private:
  ~ProfileUnlockerWin();
  nsresult TryToTerminate(RM_UNIQUE_PROCESS& aProcess);

private:
  typedef DWORD (WINAPI *RMSTARTSESSION)(DWORD*, DWORD, WCHAR[]);
  typedef DWORD (WINAPI *RMREGISTERRESOURCES)(DWORD, UINT, LPCWSTR[], UINT,
                                              RM_UNIQUE_PROCESS[], UINT,
                                              LPCWSTR[]);
  typedef DWORD (WINAPI *RMGETLIST)(DWORD, UINT*, UINT*, RM_PROCESS_INFO[],
                                    LPDWORD);
  typedef DWORD (WINAPI *RMENDSESSION)(DWORD);
  typedef BOOL (WINAPI *QUERYFULLPROCESSIMAGENAME)(HANDLE, DWORD, LPWSTR, PDWORD);

private:
  nsModuleHandle            mRestartMgrModule;
  RMSTARTSESSION            mRmStartSession;
  RMREGISTERRESOURCES       mRmRegisterResources;
  RMGETLIST                 mRmGetList;
  RMENDSESSION              mRmEndSession;
  QUERYFULLPROCESSIMAGENAME mQueryFullProcessImageName;

  nsString                  mFileName;
};

} // namespace mozilla

#endif // ProfileUnlockerWin_h