gecko-dev/netwerk/cookie/CookieServiceParent.cpp

146 строки
5.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/net/CookieServiceParent.h"
#include "mozilla/dom/PContentParent.h"
#include "mozilla/net/NeckoParent.h"
#include "mozilla/BasePrincipal.h"
#include "mozilla/ipc/URIUtils.h"
#include "nsCookieService.h"
#include "nsIChannel.h"
#include "nsIScriptSecurityManager.h"
#include "nsIPrivateBrowsingChannel.h"
#include "nsNetCID.h"
#include "nsPrintfCString.h"
using namespace mozilla::ipc;
using mozilla::BasePrincipal;
using mozilla::OriginAttributes;
using mozilla::dom::PContentParent;
using mozilla::net::NeckoParent;
namespace {
// Ignore failures from this function, as they only affect whether we do or
// don't show a dialog box in private browsing mode if the user sets a pref.
void
CreateDummyChannel(nsIURI* aHostURI, OriginAttributes& aAttrs, nsIChannel** aChannel)
{
nsCOMPtr<nsIPrincipal> principal =
BasePrincipal::CreateCodebasePrincipal(aHostURI, aAttrs);
if (!principal) {
return;
}
nsCOMPtr<nsIURI> dummyURI;
nsresult rv = NS_NewURI(getter_AddRefs(dummyURI), "about:blank");
if (NS_FAILED(rv)) {
return;
}
// The following channel is never openend, so it does not matter what
// securityFlags we pass; let's follow the principle of least privilege.
nsCOMPtr<nsIChannel> dummyChannel;
NS_NewChannel(getter_AddRefs(dummyChannel), dummyURI, principal,
nsILoadInfo::SEC_REQUIRE_SAME_ORIGIN_DATA_IS_BLOCKED,
nsIContentPolicy::TYPE_INVALID);
nsCOMPtr<nsIPrivateBrowsingChannel> pbChannel = do_QueryInterface(dummyChannel);
if (!pbChannel) {
return;
}
pbChannel->SetPrivate(aAttrs.mPrivateBrowsingId > 0);
dummyChannel.forget(aChannel);
return;
}
}
namespace mozilla {
namespace net {
CookieServiceParent::CookieServiceParent()
{
// Instantiate the cookieservice via the service manager, so it sticks around
// until shutdown.
nsCOMPtr<nsICookieService> cs = do_GetService(NS_COOKIESERVICE_CONTRACTID);
// Get the nsCookieService instance directly, so we can call internal methods.
mCookieService =
already_AddRefed<nsCookieService>(nsCookieService::GetSingleton());
NS_ASSERTION(mCookieService, "couldn't get nsICookieService");
}
CookieServiceParent::~CookieServiceParent()
{
}
void
CookieServiceParent::ActorDestroy(ActorDestroyReason aWhy)
{
// Nothing needed here. Called right before destructor since this is a
// non-refcounted class.
}
mozilla::ipc::IPCResult
CookieServiceParent::RecvGetCookieString(const URIParams& aHost,
const bool& aIsForeign,
const OriginAttributes& aAttrs,
nsCString* aResult)
{
if (!mCookieService)
return IPC_OK();
// Deserialize URI. Having a host URI is mandatory and should always be
// provided by the child; thus we consider failure fatal.
nsCOMPtr<nsIURI> hostURI = DeserializeURI(aHost);
if (!hostURI)
return IPC_FAIL_NO_REASON(this);
mCookieService->GetCookieStringInternal(hostURI, aIsForeign, false, aAttrs, *aResult);
return IPC_OK();
}
mozilla::ipc::IPCResult
CookieServiceParent::RecvSetCookieString(const URIParams& aHost,
const bool& aIsForeign,
const nsCString& aCookieString,
const nsCString& aServerTime,
const OriginAttributes& aAttrs,
const bool& aFromHttp)
{
if (!mCookieService)
return IPC_OK();
// Deserialize URI. Having a host URI is mandatory and should always be
// provided by the child; thus we consider failure fatal.
nsCOMPtr<nsIURI> hostURI = DeserializeURI(aHost);
if (!hostURI)
return IPC_FAIL_NO_REASON(this);
// This is a gross hack. We've already computed everything we need to know
// for whether to set this cookie or not, but we need to communicate all of
// this information through to nsICookiePermission, which indirectly
// computes the information from the channel. We only care about the
// aIsPrivate argument as nsCookieService::SetCookieStringInternal deals
// with aIsForeign before we have to worry about nsCookiePermission trying
// to use the channel to inspect it.
nsCOMPtr<nsIChannel> dummyChannel;
CreateDummyChannel(hostURI, const_cast<OriginAttributes&>(aAttrs),
getter_AddRefs(dummyChannel));
// NB: dummyChannel could be null if something failed in CreateDummyChannel.
nsDependentCString cookieString(aCookieString, 0);
mCookieService->SetCookieStringInternal(hostURI, aIsForeign, cookieString,
aServerTime, aFromHttp, aAttrs,
dummyChannel);
return IPC_OK();
}
} // namespace net
} // namespace mozilla