gecko-dev/netwerk/ipc/NeckoChild.cpp
Josh Matthews b181744bdc Bug 572980 - e10s: HttpChannelChild incorrectly refcounted. r=cjones, jduell.
This version adds checks to make sure child doesn't try to send any IPDL msgs to
parent after IPDL has been shut down.

--HG--
extra : rebase_source : 47ac7a7f8b5bc0ce3eee10cdc170ae27e9fc94aa
2010-06-27 12:44:15 -04:00

127 lines
3.9 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et tw=80 : */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Jason Duell <jduell.mcbugs@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsHttp.h"
#include "mozilla/net/NeckoChild.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/net/HttpChannelChild.h"
#include "mozilla/net/CookieServiceChild.h"
namespace mozilla {
namespace net {
PNeckoChild *gNeckoChild = nsnull;
// C++ file contents
NeckoChild::NeckoChild()
{
}
NeckoChild::~NeckoChild()
{
}
void NeckoChild::InitNeckoChild()
{
NS_ABORT_IF_FALSE(IsNeckoChild(), "InitNeckoChild called by non-child!");
if (!gNeckoChild) {
mozilla::dom::ContentChild * cpc =
mozilla::dom::ContentChild::GetSingleton();
NS_ASSERTION(cpc, "Content Protocol is NULL!");
gNeckoChild = cpc->SendPNeckoConstructor();
NS_ASSERTION(gNeckoChild, "PNecko Protocol init failed!");
}
}
// Note: not actually called; has some lifespan as child process, so
// automatically destroyed at exit.
void NeckoChild::DestroyNeckoChild()
{
NS_ABORT_IF_FALSE(IsNeckoChild(), "DestroyNeckoChild called by non-child!");
static bool alreadyDestroyed = false;
NS_ABORT_IF_FALSE(!alreadyDestroyed, "DestroyNeckoChild already called!");
if (!alreadyDestroyed) {
Send__delete__(gNeckoChild);
gNeckoChild = nsnull;
alreadyDestroyed = true;
}
}
PHttpChannelChild*
NeckoChild::AllocPHttpChannel(PBrowserChild* iframeEmbedding)
{
// We don't allocate here: see HttpChannelChild::AsyncOpen()
NS_RUNTIMEABORT("AllocPHttpChannel should not be called");
return nsnull;
}
bool
NeckoChild::DeallocPHttpChannel(PHttpChannelChild* channel)
{
NS_ABORT_IF_FALSE(IsNeckoChild(), "DeallocPHttpChannel called by non-child!");
HttpChannelChild* child = static_cast<HttpChannelChild*>(channel);
child->ReleaseIPDLReference();
return true;
}
PCookieServiceChild*
NeckoChild::AllocPCookieService()
{
// We don't allocate here: see nsCookieService::GetSingleton()
NS_NOTREACHED("AllocPCookieService should not be called");
return nsnull;
}
bool
NeckoChild::DeallocPCookieService(PCookieServiceChild* cs)
{
NS_ASSERTION(IsNeckoChild(), "DeallocPCookieService called by non-child!");
CookieServiceChild *p = static_cast<CookieServiceChild*>(cs);
p->Release();
return true;
}
}} // mozilla::net