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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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_ProcessIsolation_h
#define mozilla_dom_ProcessIsolation_h
#include <stdint.h>
#include "mozilla/Logging.h"
#include "mozilla/dom/RemoteType.h"
#include "mozilla/dom/SessionHistoryEntry.h"
#include "nsString.h"
#include "nsIPrincipal.h"
#include "nsIURI.h"
namespace mozilla::dom {
class CanonicalBrowsingContext;
class WindowGlobalParent;
extern mozilla::LazyLogModule gProcessIsolationLog;
constexpr nsLiteralCString kHighValueCOOPPermission = "highValueCOOP"_ns;
constexpr nsLiteralCString kHighValueHasSavedLoginPermission =
"highValueHasSavedLogin"_ns;
constexpr nsLiteralCString kHighValueIsLoggedInPermission =
"highValueIsLoggedIn"_ns;
// NavigationIsolationOptions is passed through the methods to store the state
// of the possible process and/or browsing context change.
struct NavigationIsolationOptions {
nsCString mRemoteType;
bool mReplaceBrowsingContext = false;
uint64_t mSpecificGroupId = 0;
bool mTryUseBFCache = false;
RefPtr<SessionHistoryEntry> mActiveSessionHistoryEntry;
};
/**
* Given a specific channel, determines which process the navigation should
* complete in, and whether or not to perform a BrowsingContext-replace load
* or enter the BFCache.
*
* This method will always return a `NavigationIsolationOptions` even if the
* current remote type is compatible. Compatibility with the current process
* should be checked at the call-site. An error should only be returned in
* exceptional circumstances, and should lead to the load being cancelled.
*
* This method is only intended for use with document navigations.
*/
Result<NavigationIsolationOptions, nsresult> IsolationOptionsForNavigation(
CanonicalBrowsingContext* aTopBC, WindowGlobalParent* aParentWindow,
nsIURI* aChannelCreationURI, nsIChannel* aChannel,
const nsACString& aCurrentRemoteType, bool aHasCOOPMismatch,
bool aForNewTab, uint32_t aLoadStateLoadType,
const Maybe<uint64_t>& aChannelId,
const Maybe<nsCString>& aRemoteTypeOverride);
/**
* Adds a `highValue` permission to the permissions database, and make loads of
* that origin isolated.
*
* The 'aPermissionType' parameter indicates why the site is treated as a high
* value site. The possible values are:
*
* kHighValueCOOPPermission
* Called when a document request responds with a
* `Cross-Origin-Opener-Policy` header.
*
* kHighValueHasSavedLoginPermission
* Called for sites that have an associated login saved in the password
* manager.
*
* kHighValueIsLoggedInPermission
* Called when we detect a form with a password is submitted.
*/
void AddHighValuePermission(nsIPrincipal* aResultPrincipal,
const nsACString& aPermissionType);
void AddHighValuePermission(const nsACString& aOrigin,
const nsACString& aPermissionType);
/**
* Returns true when fission is enabled and the
* `fission.webContentIsolationStrategy` pref is set to `IsolateHighValue`.
*/
bool IsIsolateHighValueSiteEnabled();
} // namespace mozilla::dom
#endif
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