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/* -*- 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
#include "mozilla/dom/cache/CacheStorageParent.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/Unused.h"
#include "mozilla/dom/cache/ActorUtils.h"
#include "mozilla/dom/cache/CacheOpParent.h"
#include "mozilla/dom/cache/ManagerId.h"
#include "mozilla/dom/quota/QuotaManager.h"
#include "mozilla/ipc/PBackgroundParent.h"
namespace mozilla::dom::cache {
using mozilla::dom::quota::QuotaManager;
using mozilla::ipc::PBackgroundParent;
using mozilla::ipc::PrincipalInfo;
// declared in ActorUtils.h
already_AddRefed<PCacheStorageParent> AllocPCacheStorageParent(
PBackgroundParent* aManagingActor, Namespace aNamespace,
const mozilla::ipc::PrincipalInfo& aPrincipalInfo) {
if (NS_WARN_IF(!QuotaManager::IsPrincipalInfoValid(aPrincipalInfo))) {
MOZ_ASSERT(false);
return nullptr;
}
return MakeAndAddRef<CacheStorageParent>(aManagingActor, aNamespace,
aPrincipalInfo);
}
// declared in ActorUtils.h
void DeallocPCacheStorageParent(PCacheStorageParent* aActor) { delete aActor; }
CacheStorageParent::CacheStorageParent(PBackgroundParent* aManagingActor,
Namespace aNamespace,
const PrincipalInfo& aPrincipalInfo)
: mNamespace(aNamespace), mVerifiedStatus(NS_OK) {
MOZ_COUNT_CTOR(cache::CacheStorageParent);
MOZ_DIAGNOSTIC_ASSERT(aManagingActor);
// Start the async principal verification process immediately.
mVerifier = PrincipalVerifier::CreateAndDispatch(*this, aManagingActor,
aPrincipalInfo);
MOZ_DIAGNOSTIC_ASSERT(mVerifier);
}
CacheStorageParent::~CacheStorageParent() {
MOZ_COUNT_DTOR(cache::CacheStorageParent);
MOZ_DIAGNOSTIC_ASSERT(!mVerifier);
}
void CacheStorageParent::ActorDestroy(ActorDestroyReason aReason) {
if (mVerifier) {
mVerifier->RemoveListener(*this);
mVerifier = nullptr;
}
}
PCacheOpParent* CacheStorageParent::AllocPCacheOpParent(
const CacheOpArgs& aOpArgs) {
if (aOpArgs.type() != CacheOpArgs::TStorageMatchArgs &&
aOpArgs.type() != CacheOpArgs::TStorageHasArgs &&
aOpArgs.type() != CacheOpArgs::TStorageOpenArgs &&
aOpArgs.type() != CacheOpArgs::TStorageDeleteArgs &&
aOpArgs.type() != CacheOpArgs::TStorageKeysArgs) {
MOZ_CRASH("Invalid operation sent to CacheStorage actor!");
}
return new CacheOpParent(Manager(), mNamespace, aOpArgs);
}
bool CacheStorageParent::DeallocPCacheOpParent(PCacheOpParent* aActor) {
delete aActor;
return true;
}
mozilla::ipc::IPCResult CacheStorageParent::RecvPCacheOpConstructor(
PCacheOpParent* aActor, const CacheOpArgs& aOpArgs) {
auto actor = static_cast<CacheOpParent*>(aActor);
if (mVerifier) {
MOZ_DIAGNOSTIC_ASSERT(!mManagerId);
actor->WaitForVerification(mVerifier);
return IPC_OK();
}
if (NS_WARN_IF(NS_FAILED(mVerifiedStatus))) {
QM_WARNONLY_TRY(OkIf(CacheOpParent::Send__delete__(
actor, CopyableErrorResult(mVerifiedStatus), void_t())));
return IPC_OK();
}
MOZ_DIAGNOSTIC_ASSERT(mManagerId);
actor->Execute(mManagerId);
return IPC_OK();
}
mozilla::ipc::IPCResult CacheStorageParent::RecvTeardown() {
// If child process is gone, warn and allow actor to clean up normally
QM_WARNONLY_TRY(OkIf(Send__delete__(this)));
return IPC_OK();
}
void CacheStorageParent::OnPrincipalVerified(
nsresult aRv, const SafeRefPtr<ManagerId>& aManagerId) {
MOZ_DIAGNOSTIC_ASSERT(mVerifier);
MOZ_DIAGNOSTIC_ASSERT(!mManagerId);
MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(mVerifiedStatus));
if (NS_WARN_IF(NS_FAILED(aRv))) {
mVerifiedStatus = aRv;
}
mManagerId = aManagerId.clonePtr();
mVerifier->RemoveListener(*this);
mVerifier = nullptr;
}
} // namespace mozilla::dom::cache