/* -*- 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/. */

#include "ChromeBrowsingContext.h"

namespace mozilla {

namespace dom {

ChromeBrowsingContext::ChromeBrowsingContext(uint64_t aBrowsingContextId,

                                             const nsAString& aName,

                                             uint64_t aProcessId)

  : BrowsingContext(aBrowsingContextId, aName)

  , mProcessId(aProcessId)

{

  // You are only ever allowed to create ChromeBrowsingContexts in the

  // parent process.

  MOZ_RELEASE_ASSERT(XRE_IsParentProcess());

}

ChromeBrowsingContext::ChromeBrowsingContext(nsIDocShell* aDocShell)

  : BrowsingContext(aDocShell)

  , mProcessId(0)

{

  // You are only ever allowed to create ChromeBrowsingContexts in the

  // parent process.

  MOZ_RELEASE_ASSERT(XRE_IsParentProcess());

}

// TODO(farre): ChromeBrowsingContext::CleanupContexts starts from the

// list of root BrowsingContexts. This isn't enough when separate

// BrowsingContext nodes of a BrowsingContext tree, not in a crashing

// child process, are from that process and thus needs to be

// cleaned. [Bug 1472108]

/* static */ void

ChromeBrowsingContext::CleanupContexts(uint64_t aProcessId)

{

  nsTArray<RefPtr<BrowsingContext>> roots;

  BrowsingContext::GetRootBrowsingContexts(roots);

  for (RefPtr<BrowsingContext> context : roots) {

    if (Cast(context)->IsOwnedByProcess(aProcessId)) {

      context->Detach();

    }

  }

}

/* static */ already_AddRefed<ChromeBrowsingContext>

ChromeBrowsingContext::Get(uint64_t aId)

{

  MOZ_RELEASE_ASSERT(XRE_IsParentProcess());

  return BrowsingContext::Get(aId).downcast<ChromeBrowsingContext>();

}

/* static */ ChromeBrowsingContext*

ChromeBrowsingContext::Cast(BrowsingContext* aContext)

{

  MOZ_RELEASE_ASSERT(XRE_IsParentProcess());

  return static_cast<ChromeBrowsingContext*>(aContext);

}

/* static */ already_AddRefed<ChromeBrowsingContext>

ChromeBrowsingContext::Create(

  uint64_t aBrowsingContextId,

  const nsAString& aName,

  uint64_t aProcessId)

{

  return do_AddRef(new ChromeBrowsingContext(aBrowsingContextId, aName, aProcessId));

}

} // namespace dom

} // namespace mozilla