зеркало из https://github.com/mozilla/gecko-dev.git
144 строки
3.9 KiB
C++
144 строки
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/cache/CacheStorageParent.h"
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#include "mozilla/Unused.h"
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#include "mozilla/dom/ContentParent.h"
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#include "mozilla/dom/cache/ActorUtils.h"
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#include "mozilla/dom/cache/CacheOpParent.h"
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#include "mozilla/dom/cache/ManagerId.h"
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#include "mozilla/ipc/PBackgroundParent.h"
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namespace mozilla {
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namespace dom {
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namespace cache {
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using mozilla::ipc::PBackgroundParent;
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using mozilla::ipc::PrincipalInfo;
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// declared in ActorUtils.h
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PCacheStorageParent*
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AllocPCacheStorageParent(PBackgroundParent* aManagingActor,
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Namespace aNamespace,
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const mozilla::ipc::PrincipalInfo& aPrincipalInfo)
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{
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return new CacheStorageParent(aManagingActor, aNamespace, aPrincipalInfo);
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}
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// declared in ActorUtils.h
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void
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DeallocPCacheStorageParent(PCacheStorageParent* aActor)
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{
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delete aActor;
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}
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CacheStorageParent::CacheStorageParent(PBackgroundParent* aManagingActor,
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Namespace aNamespace,
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const PrincipalInfo& aPrincipalInfo)
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: mNamespace(aNamespace)
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, mVerifiedStatus(NS_OK)
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{
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MOZ_COUNT_CTOR(cache::CacheStorageParent);
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MOZ_DIAGNOSTIC_ASSERT(aManagingActor);
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// Start the async principal verification process immediately.
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mVerifier = PrincipalVerifier::CreateAndDispatch(this, aManagingActor,
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aPrincipalInfo);
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MOZ_DIAGNOSTIC_ASSERT(mVerifier);
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}
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CacheStorageParent::~CacheStorageParent()
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{
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MOZ_COUNT_DTOR(cache::CacheStorageParent);
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MOZ_DIAGNOSTIC_ASSERT(!mVerifier);
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}
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void
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CacheStorageParent::ActorDestroy(ActorDestroyReason aReason)
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{
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if (mVerifier) {
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mVerifier->RemoveListener(this);
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mVerifier = nullptr;
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}
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}
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PCacheOpParent*
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CacheStorageParent::AllocPCacheOpParent(const CacheOpArgs& aOpArgs)
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{
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if (aOpArgs.type() != CacheOpArgs::TStorageMatchArgs &&
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aOpArgs.type() != CacheOpArgs::TStorageHasArgs &&
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aOpArgs.type() != CacheOpArgs::TStorageOpenArgs &&
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aOpArgs.type() != CacheOpArgs::TStorageDeleteArgs &&
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aOpArgs.type() != CacheOpArgs::TStorageKeysArgs)
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{
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MOZ_CRASH("Invalid operation sent to CacheStorage actor!");
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}
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return new CacheOpParent(Manager(), mNamespace, aOpArgs);
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}
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bool
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CacheStorageParent::DeallocPCacheOpParent(PCacheOpParent* aActor)
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{
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delete aActor;
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return true;
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}
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mozilla::ipc::IPCResult
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CacheStorageParent::RecvPCacheOpConstructor(PCacheOpParent* aActor,
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const CacheOpArgs& aOpArgs)
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{
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auto actor = static_cast<CacheOpParent*>(aActor);
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if (mVerifier) {
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MOZ_DIAGNOSTIC_ASSERT(!mManagerId);
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actor->WaitForVerification(mVerifier);
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return IPC_OK();
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}
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if (NS_WARN_IF(NS_FAILED(mVerifiedStatus))) {
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ErrorResult result(mVerifiedStatus);
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Unused << CacheOpParent::Send__delete__(actor, result, void_t());
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result.SuppressException();
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return IPC_OK();
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}
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MOZ_DIAGNOSTIC_ASSERT(mManagerId);
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actor->Execute(mManagerId);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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CacheStorageParent::RecvTeardown()
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{
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if (!Send__delete__(this)) {
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// child process is gone, warn and allow actor to clean up normally
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NS_WARNING("CacheStorage failed to delete actor.");
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}
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return IPC_OK();
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}
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void
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CacheStorageParent::OnPrincipalVerified(nsresult aRv, ManagerId* aManagerId)
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{
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MOZ_DIAGNOSTIC_ASSERT(mVerifier);
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MOZ_DIAGNOSTIC_ASSERT(!mManagerId);
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MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(mVerifiedStatus));
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if (NS_WARN_IF(NS_FAILED(aRv))) {
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mVerifiedStatus = aRv;
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}
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mManagerId = aManagerId;
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mVerifier->RemoveListener(this);
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mVerifier = nullptr;
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}
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} // namespace cache
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} // namespace dom
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} // namespace mozilla
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