gecko-dev/caps/nsIAddonPolicyService.idl

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* 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 "nsISupports.idl"
#include "nsIURI.idl"
/**
* This interface allows the security manager to query custom per-addon security
* policy.
*/
[scriptable, uuid(8a034ef9-9d14-4c5d-8319-06c1ab574baa)]
interface nsIAddonPolicyService : nsISupports
{
/**
* Returns the default content security policy which applies to extension
* documents which do not specify any custom policies.
*/
readonly attribute AString defaultCSP;
/**
* Same as above, but used for extensions using manifest v3.
*/
readonly attribute AString defaultCSPV3;
/**
* Returns the base content security policy which applies to all extension resources.
*/
AString getBaseCSP(in AString aAddonId);
/**
* Returns the content security policy which applies to documents belonging
* to the extension with the given ID. This may be either a custom policy,
* if one was supplied, or the default policy if one was not.
*/
AString getExtensionPageCSP(in AString aAddonId);
/**
* Returns the generated background page as a data-URI, if any. If the addon
* does not have an auto-generated background page, an empty string is
* returned.
*/
ACString getGeneratedBackgroundPageUrl(in ACString aAddonId);
/**
* Returns true if the addon was granted the |aPerm| API permission.
*/
boolean addonHasPermission(in AString aAddonId, in AString aPerm);
/**
* Returns true if unprivileged code associated with the given addon may load
* data from |aURI|. If |aExplicit| is true, the <all_urls> permission and
* permissive host globs are ignored when checking for a match.
*/
boolean addonMayLoadURI(in AString aAddonId, in nsIURI aURI, [optional] in boolean aExplicit);
/**
* Returns the name of the WebExtension with the given ID, or the ID string
* if no matching add-on can be found.
*/
AString getExtensionName(in AString aAddonId);
/**
* Returns true if a given extension:// URI is web-accessible and loadable by the source.
* This should be called if the protocol flags for the extension URI has URI_WEB_ACCESSIBLE.
*/
boolean sourceMayLoadExtensionURI(in nsIURI aSourceURI, in nsIURI aExtensionURI);
/**
* Maps an extension URI to the ID of the addon it belongs to.
*/
AString extensionURIToAddonId(in nsIURI aURI);
};
/**
* This interface exposes functionality related to add-on content policy
* enforcement.
*/
[scriptable, uuid(7a4fe60b-9131-45f5-83f3-dc63b5d71a5d)]
interface nsIAddonContentPolicy : nsISupports
{
/* options to pass to validateAddonCSP
*
* Manifest V2 uses CSP_ALLOW_ANY.
* In Manifest V3, extension_pages would use CSP_ALLOW_LOCALHOST|CSP_ALLOW_WASM
* and sandbox would use CSP_ALLOW_EVAL.
*/
const unsigned long CSP_ALLOW_ANY = 0xFFFF;
const unsigned long CSP_ALLOW_LOCALHOST = (1<<0);
const unsigned long CSP_ALLOW_EVAL = (1<<1);
const unsigned long CSP_ALLOW_REMOTE = (1<<2);
const unsigned long CSP_ALLOW_WASM = (1<<3);
/**
* Checks a custom content security policy string, to ensure that it meets
* minimum security requirements. Returns null for valid policies, or a
* string describing the error for invalid policies.
*/
AString validateAddonCSP(in AString aPolicyString, in unsigned long aPermittedPolicy);
};