mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-29 21:25:35 +00:00
85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
/* -*- 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 "mozilla/dom/cache/ManagerId.h"
|
|
#include "nsIPrincipal.h"
|
|
#include "nsProxyRelease.h"
|
|
#include "mozilla/nsRefPtr.h"
|
|
#include "nsThreadUtils.h"
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
namespace cache {
|
|
|
|
// static
|
|
nsresult
|
|
ManagerId::Create(nsIPrincipal* aPrincipal, ManagerId** aManagerIdOut)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// The QuotaManager::GetInfoFromPrincipal() has special logic for system
|
|
// and about: principals. We currently don't need the system principal logic
|
|
// because ManagerId only uses the origin for in memory comparisons. We
|
|
// also don't do any special logic to host the same Cache for different about:
|
|
// pages, so we don't need those checks either.
|
|
//
|
|
// But, if we get the same QuotaManager directory for different about:
|
|
// origins, we probably only want one Manager instance. So, we might
|
|
// want to start using the QM's concept of origin uniqueness here.
|
|
//
|
|
// TODO: consider using QuotaManager's modified origin here (bug 1112071)
|
|
|
|
nsCString origin;
|
|
nsresult rv = aPrincipal->GetOriginNoSuffix(origin);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) { return rv; }
|
|
|
|
nsCString jarPrefix;
|
|
rv = aPrincipal->GetJarPrefix(jarPrefix);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) { return rv; }
|
|
|
|
nsRefPtr<ManagerId> ref = new ManagerId(aPrincipal, origin, jarPrefix);
|
|
ref.forget(aManagerIdOut);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
already_AddRefed<nsIPrincipal>
|
|
ManagerId::Principal() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
nsCOMPtr<nsIPrincipal> ref = mPrincipal;
|
|
return ref.forget();
|
|
}
|
|
|
|
ManagerId::ManagerId(nsIPrincipal* aPrincipal, const nsACString& aOrigin,
|
|
const nsACString& aJarPrefix)
|
|
: mPrincipal(aPrincipal)
|
|
, mExtendedOrigin(aJarPrefix + aOrigin)
|
|
{
|
|
MOZ_ASSERT(mPrincipal);
|
|
}
|
|
|
|
ManagerId::~ManagerId()
|
|
{
|
|
// If we're already on the main thread, then default destruction is fine
|
|
if (NS_IsMainThread()) {
|
|
return;
|
|
}
|
|
|
|
// Otherwise we need to proxy to main thread to do the release
|
|
|
|
// The PBackground worker thread shouldn't be running after the main thread
|
|
// is stopped. So main thread is guaranteed to exist here.
|
|
nsCOMPtr<nsIThread> mainThread = do_GetMainThread();
|
|
MOZ_ASSERT(mainThread);
|
|
|
|
NS_ProxyRelease(mainThread, mPrincipal.forget().take());
|
|
}
|
|
|
|
} // namespace cache
|
|
} // namespace dom
|
|
} // namespace mozilla
|