diff options
Diffstat (limited to 'netwerk/cookie/CookieJarSettings.cpp')
| -rw-r--r-- | netwerk/cookie/CookieJarSettings.cpp | 741 |
1 files changed, 741 insertions, 0 deletions
diff --git a/netwerk/cookie/CookieJarSettings.cpp b/netwerk/cookie/CookieJarSettings.cpp new file mode 100644 index 0000000000..fe4d725641 --- /dev/null +++ b/netwerk/cookie/CookieJarSettings.cpp @@ -0,0 +1,741 @@ +/* -*- 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/AntiTrackingUtils.h" +#include "mozilla/BasePrincipal.h" +#include "mozilla/ClearOnShutdown.h" +#include "mozilla/ContentBlockingAllowList.h" +#include "mozilla/dom/BrowsingContext.h" +#include "mozilla/net/CookieJarSettings.h" +#include "mozilla/net/NeckoChannelParams.h" +#include "mozilla/Permission.h" +#include "mozilla/PermissionManager.h" +#include "mozilla/SchedulerGroup.h" +#include "mozilla/StaticPrefs_network.h" +#include "mozilla/Unused.h" +#include "nsGlobalWindowInner.h" +#include "nsIPrincipal.h" +#if defined(MOZ_THUNDERBIRD) || defined(MOZ_SUITE) +# include "nsIProtocolHandler.h" +#endif +#include "nsIClassInfoImpl.h" +#include "nsIChannel.h" +#include "nsICookieManager.h" +#include "nsICookieService.h" +#include "nsIObjectInputStream.h" +#include "nsIObjectOutputStream.h" +#include "nsNetUtil.h" + +namespace mozilla { +namespace net { + +NS_IMPL_CLASSINFO(CookieJarSettings, nullptr, nsIClassInfo::THREADSAFE, + COOKIEJARSETTINGS_CID) + +NS_IMPL_ISUPPORTS_CI(CookieJarSettings, nsICookieJarSettings, nsISerializable) + +static StaticRefPtr<CookieJarSettings> sBlockinAll; + +namespace { + +class PermissionComparator { + public: + static bool Equals(nsIPermission* aA, nsIPermission* aB) { + nsCOMPtr<nsIPrincipal> principalA; + nsresult rv = aA->GetPrincipal(getter_AddRefs(principalA)); + if (NS_WARN_IF(NS_FAILED(rv))) { + return false; + } + + nsCOMPtr<nsIPrincipal> principalB; + rv = aB->GetPrincipal(getter_AddRefs(principalB)); + if (NS_WARN_IF(NS_FAILED(rv))) { + return false; + } + + bool equals = false; + rv = principalA->Equals(principalB, &equals); + if (NS_WARN_IF(NS_FAILED(rv))) { + return false; + } + + return equals; + } +}; + +class ReleaseCookiePermissions final : public Runnable { + public: + explicit ReleaseCookiePermissions(nsTArray<RefPtr<nsIPermission>>&& aArray) + : Runnable("ReleaseCookiePermissions"), mArray(std::move(aArray)) {} + + NS_IMETHOD Run() override { + MOZ_ASSERT(NS_IsMainThread()); + mArray.Clear(); + return NS_OK; + } + + private: + nsTArray<RefPtr<nsIPermission>> mArray; +}; + +} // namespace + +// static +already_AddRefed<nsICookieJarSettings> CookieJarSettings::GetBlockingAll( + bool aShouldResistFingerprinting) { + MOZ_ASSERT(NS_IsMainThread()); + + if (sBlockinAll) { + return do_AddRef(sBlockinAll); + } + + sBlockinAll = new CookieJarSettings(nsICookieService::BEHAVIOR_REJECT, + OriginAttributes::IsFirstPartyEnabled(), + aShouldResistFingerprinting, eFixed); + ClearOnShutdown(&sBlockinAll); + + return do_AddRef(sBlockinAll); +} + +// static +already_AddRefed<nsICookieJarSettings> CookieJarSettings::Create( + CreateMode aMode, bool aShouldResistFingerprinting) { + MOZ_ASSERT(NS_IsMainThread()); + + RefPtr<CookieJarSettings> cookieJarSettings; + + switch (aMode) { + case eRegular: + case ePrivate: + cookieJarSettings = new CookieJarSettings( + nsICookieManager::GetCookieBehavior(aMode == ePrivate), + OriginAttributes::IsFirstPartyEnabled(), aShouldResistFingerprinting, + eProgressive); + break; + + default: + MOZ_CRASH("Unexpected create mode."); + } + + return cookieJarSettings.forget(); +} + +// static +already_AddRefed<nsICookieJarSettings> CookieJarSettings::Create( + nsIPrincipal* aPrincipal) { + MOZ_ASSERT(NS_IsMainThread()); + + bool shouldResistFingerprinting = + nsContentUtils::ShouldResistFingerprinting_dangerous( + aPrincipal, "We are constructing CookieJarSettings here."); + + if (aPrincipal && aPrincipal->OriginAttributesRef().mPrivateBrowsingId > 0) { + return Create(ePrivate, shouldResistFingerprinting); + } + + return Create(eRegular, shouldResistFingerprinting); +} + +// static +already_AddRefed<nsICookieJarSettings> CookieJarSettings::Create( + uint32_t aCookieBehavior, const nsAString& aPartitionKey, + bool aIsFirstPartyIsolated, bool aIsOnContentBlockingAllowList, + bool aShouldResistFingerprinting) { + MOZ_ASSERT(NS_IsMainThread()); + + RefPtr<CookieJarSettings> cookieJarSettings = + new CookieJarSettings(aCookieBehavior, aIsFirstPartyIsolated, + aShouldResistFingerprinting, eProgressive); + cookieJarSettings->mPartitionKey = aPartitionKey; + cookieJarSettings->mIsOnContentBlockingAllowList = + aIsOnContentBlockingAllowList; + + return cookieJarSettings.forget(); +} + +// static +already_AddRefed<nsICookieJarSettings> CookieJarSettings::CreateForXPCOM() { + MOZ_ASSERT(NS_IsMainThread()); + return Create(eRegular, /* shouldResistFingerprinting */ false); +} + +CookieJarSettings::CookieJarSettings(uint32_t aCookieBehavior, + bool aIsFirstPartyIsolated, + bool aShouldResistFingerprinting, + State aState) + : mCookieBehavior(aCookieBehavior), + mIsFirstPartyIsolated(aIsFirstPartyIsolated), + mIsOnContentBlockingAllowList(false), + mIsOnContentBlockingAllowListUpdated(false), + mState(aState), + mToBeMerged(false), + mShouldResistFingerprinting(aShouldResistFingerprinting) { + MOZ_ASSERT(NS_IsMainThread()); + MOZ_ASSERT_IF( + mIsFirstPartyIsolated, + mCookieBehavior != + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN); +} + +CookieJarSettings::~CookieJarSettings() { + if (!NS_IsMainThread() && !mCookiePermissions.IsEmpty()) { + RefPtr<Runnable> r = + new ReleaseCookiePermissions(std::move(mCookiePermissions)); + MOZ_ASSERT(mCookiePermissions.IsEmpty()); + + SchedulerGroup::Dispatch(TaskCategory::Other, r.forget()); + } +} + +NS_IMETHODIMP +CookieJarSettings::InitWithURI(nsIURI* aURI, bool aIsPrivate) { + NS_ENSURE_ARG(aURI); + + mCookieBehavior = nsICookieManager::GetCookieBehavior(aIsPrivate); + + SetPartitionKey(aURI); + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetCookieBehavior(uint32_t* aCookieBehavior) { + *aCookieBehavior = mCookieBehavior; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetIsFirstPartyIsolated(bool* aIsFirstPartyIsolated) { + *aIsFirstPartyIsolated = mIsFirstPartyIsolated; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetShouldResistFingerprinting( + bool* aShouldResistFingerprinting) { + *aShouldResistFingerprinting = mShouldResistFingerprinting; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetRejectThirdPartyContexts( + bool* aRejectThirdPartyContexts) { + *aRejectThirdPartyContexts = + CookieJarSettings::IsRejectThirdPartyContexts(mCookieBehavior); + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetLimitForeignContexts(bool* aLimitForeignContexts) { + *aLimitForeignContexts = + mCookieBehavior == nsICookieService::BEHAVIOR_LIMIT_FOREIGN || + (StaticPrefs::privacy_dynamic_firstparty_limitForeign() && + mCookieBehavior == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN); + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetBlockingAllThirdPartyContexts( + bool* aBlockingAllThirdPartyContexts) { + // XXX For non-cookie forms of storage, we handle BEHAVIOR_LIMIT_FOREIGN by + // simply rejecting the request to use the storage. In the future, if we + // change the meaning of BEHAVIOR_LIMIT_FOREIGN to be one which makes sense + // for non-cookie storage types, this may change. + *aBlockingAllThirdPartyContexts = + mCookieBehavior == nsICookieService::BEHAVIOR_LIMIT_FOREIGN || + (!StaticPrefs::network_cookie_rejectForeignWithExceptions_enabled() && + mCookieBehavior == nsICookieService::BEHAVIOR_REJECT_FOREIGN); + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetBlockingAllContexts(bool* aBlockingAllContexts) { + *aBlockingAllContexts = mCookieBehavior == nsICookieService::BEHAVIOR_REJECT; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetPartitionForeign(bool* aPartitionForeign) { + *aPartitionForeign = + mCookieBehavior == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::SetPartitionForeign(bool aPartitionForeign) { + if (mIsFirstPartyIsolated) { + return NS_OK; + } + + if (aPartitionForeign) { + mCookieBehavior = + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN; + } + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetIsOnContentBlockingAllowList( + bool* aIsOnContentBlockingAllowList) { + *aIsOnContentBlockingAllowList = mIsOnContentBlockingAllowList; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetPartitionKey(nsAString& aPartitionKey) { + aPartitionKey = mPartitionKey; + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::GetFingerprintingRandomizationKey( + nsTArray<uint8_t>& aFingerprintingRandomizationKey) { + if (!mFingerprintingRandomKey) { + return NS_ERROR_NOT_AVAILABLE; + } + + aFingerprintingRandomizationKey = mFingerprintingRandomKey->Clone(); + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::CookiePermission(nsIPrincipal* aPrincipal, + uint32_t* aCookiePermission) { + MOZ_ASSERT(NS_IsMainThread()); + NS_ENSURE_ARG_POINTER(aPrincipal); + NS_ENSURE_ARG_POINTER(aCookiePermission); + + *aCookiePermission = nsIPermissionManager::UNKNOWN_ACTION; + + nsresult rv; + + // Let's see if we know this permission. + if (!mCookiePermissions.IsEmpty()) { + for (const RefPtr<nsIPermission>& permission : mCookiePermissions) { + bool match = false; + rv = permission->Matches(aPrincipal, false, &match); + if (NS_WARN_IF(NS_FAILED(rv)) || !match) { + continue; + } + + rv = permission->GetCapability(aCookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + return NS_OK; + } + } + + // Let's ask the permission manager. + PermissionManager* pm = PermissionManager::GetInstance(); + if (NS_WARN_IF(!pm)) { + return NS_ERROR_FAILURE; + } + +#if defined(MOZ_THUNDERBIRD) || defined(MOZ_SUITE) + // Check if this protocol doesn't allow cookies. + bool hasFlags; + nsCOMPtr<nsIURI> uri; + BasePrincipal::Cast(aPrincipal)->GetURI(getter_AddRefs(uri)); + + rv = NS_URIChainHasFlags(uri, nsIProtocolHandler::URI_FORBIDS_COOKIE_ACCESS, + &hasFlags); + if (NS_FAILED(rv) || hasFlags) { + *aCookiePermission = PermissionManager::DENY_ACTION; + rv = NS_OK; // Reset, so it's not caught as a bad status after the `else`. + } else // Note the tricky `else` which controls the call below. +#endif + + rv = pm->TestPermissionFromPrincipal(aPrincipal, "cookie"_ns, + aCookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + // Let's store the permission, also if the result is UNKNOWN in order to avoid + // race conditions. + + nsCOMPtr<nsIPermission> permission = + Permission::Create(aPrincipal, "cookie"_ns, *aCookiePermission, 0, 0, 0); + if (permission) { + mCookiePermissions.AppendElement(permission); + } + + mToBeMerged = true; + return NS_OK; +} + +void CookieJarSettings::Serialize(CookieJarSettingsArgs& aData) { + MOZ_ASSERT(NS_IsMainThread()); + + aData.isFixed() = mState == eFixed; + aData.cookieBehavior() = mCookieBehavior; + aData.isFirstPartyIsolated() = mIsFirstPartyIsolated; + aData.shouldResistFingerprinting() = mShouldResistFingerprinting; + aData.isOnContentBlockingAllowList() = mIsOnContentBlockingAllowList; + aData.partitionKey() = mPartitionKey; + if (mFingerprintingRandomKey) { + aData.hasFingerprintingRandomizationKey() = true; + aData.fingerprintingRandomizationKey() = mFingerprintingRandomKey->Clone(); + } else { + aData.hasFingerprintingRandomizationKey() = false; + } + + for (const RefPtr<nsIPermission>& permission : mCookiePermissions) { + nsCOMPtr<nsIPrincipal> principal; + nsresult rv = permission->GetPrincipal(getter_AddRefs(principal)); + if (NS_WARN_IF(NS_FAILED(rv))) { + continue; + } + + ipc::PrincipalInfo principalInfo; + rv = PrincipalToPrincipalInfo(principal, &principalInfo, + true /* aSkipBaseDomain */); + if (NS_WARN_IF(NS_FAILED(rv))) { + continue; + } + + uint32_t cookiePermission = 0; + rv = permission->GetCapability(&cookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + continue; + } + + aData.cookiePermissions().AppendElement( + CookiePermissionData(principalInfo, cookiePermission)); + } + + mToBeMerged = false; +} + +/* static */ void CookieJarSettings::Deserialize( + const CookieJarSettingsArgs& aData, + nsICookieJarSettings** aCookieJarSettings) { + MOZ_ASSERT(NS_IsMainThread()); + + CookiePermissionList list; + for (const CookiePermissionData& data : aData.cookiePermissions()) { + auto principalOrErr = PrincipalInfoToPrincipal(data.principalInfo()); + if (NS_WARN_IF(principalOrErr.isErr())) { + continue; + } + + nsCOMPtr<nsIPrincipal> principal = principalOrErr.unwrap(); + + nsCOMPtr<nsIPermission> permission = Permission::Create( + principal, "cookie"_ns, data.cookiePermission(), 0, 0, 0); + if (NS_WARN_IF(!permission)) { + continue; + } + + list.AppendElement(permission); + } + + RefPtr<CookieJarSettings> cookieJarSettings = new CookieJarSettings( + aData.cookieBehavior(), aData.isFirstPartyIsolated(), + aData.shouldResistFingerprinting(), + aData.isFixed() ? eFixed : eProgressive); + + cookieJarSettings->mIsOnContentBlockingAllowList = + aData.isOnContentBlockingAllowList(); + cookieJarSettings->mCookiePermissions = std::move(list); + cookieJarSettings->mPartitionKey = aData.partitionKey(); + cookieJarSettings->mShouldResistFingerprinting = + aData.shouldResistFingerprinting(); + + if (aData.hasFingerprintingRandomizationKey()) { + cookieJarSettings->mFingerprintingRandomKey.emplace( + aData.fingerprintingRandomizationKey().Clone()); + } + + cookieJarSettings.forget(aCookieJarSettings); +} + +void CookieJarSettings::Merge(const CookieJarSettingsArgs& aData) { + MOZ_ASSERT(NS_IsMainThread()); + MOZ_ASSERT( + mCookieBehavior == aData.cookieBehavior() || + (mCookieBehavior == nsICookieService::BEHAVIOR_REJECT_TRACKER && + aData.cookieBehavior() == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN) || + (mCookieBehavior == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN && + aData.cookieBehavior() == nsICookieService::BEHAVIOR_REJECT_TRACKER)); + + if (mState == eFixed) { + return; + } + + // Merge cookie behavior pref values + if (mCookieBehavior == nsICookieService::BEHAVIOR_REJECT_TRACKER && + aData.cookieBehavior() == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN) { + // If the other side has decided to partition third-party cookies, update + // our side when first-party isolation is disabled. + if (!mIsFirstPartyIsolated) { + mCookieBehavior = + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN; + } + } + if (mCookieBehavior == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN && + aData.cookieBehavior() == nsICookieService::BEHAVIOR_REJECT_TRACKER) { + // If we've decided to partition third-party cookies, the other side may not + // have caught up yet unless it has first-party isolation enabled. + if (aData.isFirstPartyIsolated()) { + mCookieBehavior = nsICookieService::BEHAVIOR_REJECT_TRACKER; + mIsFirstPartyIsolated = true; + } + } + // Ignore all other cases. + MOZ_ASSERT_IF( + mIsFirstPartyIsolated, + mCookieBehavior != + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN); + + if (aData.shouldResistFingerprinting()) { + mShouldResistFingerprinting = true; + } + + PermissionComparator comparator; + + for (const CookiePermissionData& data : aData.cookiePermissions()) { + auto principalOrErr = PrincipalInfoToPrincipal(data.principalInfo()); + if (NS_WARN_IF(principalOrErr.isErr())) { + continue; + } + + nsCOMPtr<nsIPrincipal> principal = principalOrErr.unwrap(); + nsCOMPtr<nsIPermission> permission = Permission::Create( + principal, "cookie"_ns, data.cookiePermission(), 0, 0, 0); + if (NS_WARN_IF(!permission)) { + continue; + } + + if (!mCookiePermissions.Contains(permission, comparator)) { + mCookiePermissions.AppendElement(permission); + } + } +} + +void CookieJarSettings::SetPartitionKey(nsIURI* aURI) { + MOZ_ASSERT(aURI); + + OriginAttributes attrs; + attrs.SetPartitionKey(aURI); + mPartitionKey = std::move(attrs.mPartitionKey); +} + +void CookieJarSettings::UpdateIsOnContentBlockingAllowList( + nsIChannel* aChannel) { + MOZ_DIAGNOSTIC_ASSERT(XRE_IsParentProcess()); + MOZ_ASSERT(aChannel); + + // Early return if the flag was updated before. + if (mIsOnContentBlockingAllowListUpdated) { + return; + } + mIsOnContentBlockingAllowListUpdated = true; + + nsCOMPtr<nsILoadInfo> loadInfo = aChannel->LoadInfo(); + + nsCOMPtr<nsIURI> uri; + nsresult rv = aChannel->GetURI(getter_AddRefs(uri)); + if (NS_WARN_IF(NS_FAILED(rv))) { + return; + } + + // We need to recompute the ContentBlockingAllowListPrincipal here for the + // top level channel because we might navigate from the the initial + // about:blank page or the existing page which may have a different origin + // than the URI we are going to load here. Thus, we need to recompute the + // prinicpal in order to get the correct ContentBlockingAllowListPrincipal. + nsCOMPtr<nsIPrincipal> contentBlockingAllowListPrincipal; + OriginAttributes attrs; + loadInfo->GetOriginAttributes(&attrs); + ContentBlockingAllowList::RecomputePrincipal( + uri, attrs, getter_AddRefs(contentBlockingAllowListPrincipal)); + + if (!contentBlockingAllowListPrincipal || + !contentBlockingAllowListPrincipal->GetIsContentPrincipal()) { + return; + } + + Unused << ContentBlockingAllowList::Check(contentBlockingAllowListPrincipal, + NS_UsePrivateBrowsing(aChannel), + mIsOnContentBlockingAllowList); +} + +// static +bool CookieJarSettings::IsRejectThirdPartyContexts(uint32_t aCookieBehavior) { + return aCookieBehavior == nsICookieService::BEHAVIOR_REJECT_TRACKER || + aCookieBehavior == + nsICookieService::BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN || + IsRejectThirdPartyWithExceptions(aCookieBehavior); +} + +// static +bool CookieJarSettings::IsRejectThirdPartyWithExceptions( + uint32_t aCookieBehavior) { + return aCookieBehavior == nsICookieService::BEHAVIOR_REJECT_FOREIGN && + StaticPrefs::network_cookie_rejectForeignWithExceptions_enabled(); +} + +NS_IMETHODIMP +CookieJarSettings::Read(nsIObjectInputStream* aStream) { + nsresult rv = aStream->Read32(&mCookieBehavior); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->ReadBoolean(&mIsFirstPartyIsolated); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->ReadBoolean(&mShouldResistFingerprinting); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + bool isFixed; + aStream->ReadBoolean(&isFixed); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + mState = isFixed ? eFixed : eProgressive; + + rv = aStream->ReadBoolean(&mIsOnContentBlockingAllowList); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->ReadString(mPartitionKey); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + // Deserializing the cookie permission list. + uint32_t cookiePermissionsLength; + rv = aStream->Read32(&cookiePermissionsLength); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + if (!cookiePermissionsLength) { + // Bailing out early because there is no cookie permission. + return NS_OK; + } + + CookiePermissionList list; + mCookiePermissions.SetCapacity(cookiePermissionsLength); + for (uint32_t i = 0; i < cookiePermissionsLength; ++i) { + nsAutoCString principalJSON; + aStream->ReadCString(principalJSON); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + nsCOMPtr<nsIPrincipal> principal = BasePrincipal::FromJSON(principalJSON); + + if (NS_WARN_IF(!principal)) { + continue; + } + + uint32_t cookiePermission; + aStream->Read32(&cookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + nsCOMPtr<nsIPermission> permission = + Permission::Create(principal, "cookie"_ns, cookiePermission, 0, 0, 0); + if (NS_WARN_IF(!permission)) { + continue; + } + + list.AppendElement(permission); + } + + mCookiePermissions = std::move(list); + + return NS_OK; +} + +NS_IMETHODIMP +CookieJarSettings::Write(nsIObjectOutputStream* aStream) { + nsresult rv = aStream->Write32(mCookieBehavior); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->WriteBoolean(mIsFirstPartyIsolated); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->WriteBoolean(mShouldResistFingerprinting); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->WriteBoolean(mState == eFixed); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->WriteBoolean(mIsOnContentBlockingAllowList); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + rv = aStream->WriteWStringZ(mPartitionKey.get()); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + // Serializing the cookie permission list. It will first write the length of + // the list, and then, write the cookie permission consecutively. + uint32_t cookiePermissionsLength = mCookiePermissions.Length(); + rv = aStream->Write32(cookiePermissionsLength); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + for (const RefPtr<nsIPermission>& permission : mCookiePermissions) { + nsCOMPtr<nsIPrincipal> principal; + nsresult rv = permission->GetPrincipal(getter_AddRefs(principal)); + if (NS_WARN_IF(NS_FAILED(rv))) { + continue; + } + + nsAutoCString principalJSON; + BasePrincipal::Cast(principal)->ToJSON(principalJSON); + + rv = aStream->WriteStringZ(principalJSON.get()); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + uint32_t cookiePermission = 0; + rv = permission->GetCapability(&cookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + continue; + } + + rv = aStream->Write32(cookiePermission); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + } + + return NS_OK; +} + +} // namespace net +} // namespace mozilla |