Revision e5950db5d3733da6cb2286216b83f1486bbc6898 authored by Nicolas B. Pierron on 15 January 2014, 13:53:35 UTC, committed by Nicolas B. Pierron on 15 January 2014, 13:53:35 UTC
1 parent dd19bf0
nsIScriptSecurityManager.idl
/* -*- Mode: C++; tab-width: 4; 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 "nsISupports.idl"
#include "nsIPrincipal.idl"
#include "nsIXPCSecurityManager.idl"
interface nsIURI;
interface nsIChannel;
interface nsIDocShell;
[scriptable, uuid(d6475e53-9ece-4dc0-940c-095ac3d85363)]
interface nsIScriptSecurityManager : nsIXPCSecurityManager
{
///////////////// Security Checks //////////////////
/**
* Checks whether the running script is allowed to access aProperty.
*/
[noscript] void checkPropertyAccess(in JSContextPtr aJSContext,
in JSObjectPtr aJSObject,
in string aClassName,
in jsid aProperty,
in uint32_t aAction);
/**
* Check that the script currently running in context "cx" can load "uri".
*
* Will return error code NS_ERROR_DOM_BAD_URI if the load request
* should be denied.
*
* @param cx the JSContext of the script causing the load
* @param uri the URI that is being loaded
*/
[noscript] void checkLoadURIFromScript(in JSContextPtr cx, in nsIURI uri);
/**
* Default CheckLoadURI permissions
*/
// Default permissions
const unsigned long STANDARD = 0;
// Indicate that the load is a load of a new document that is not
// user-triggered. Here "user-triggered" could be broadly interpreted --
// for example, scripted sets of window.location.href might be treated as
// "user-triggered" in some circumstances. A typical example of a load
// that is not user-triggered is a <meta> refresh load. If this flag is
// set, the load will be denied if the originating principal's URI has the
// nsIProtocolHandler::URI_FORBIDS_AUTOMATIC_DOCUMENT_REPLACEMENT flag set.
const unsigned long LOAD_IS_AUTOMATIC_DOCUMENT_REPLACEMENT = 1 << 0;
// Allow the loading of chrome URLs by non-chrome URLs. Use with great
// care! This will actually allow the loading of any URI which has the
// nsIProtocolHandler::URI_IS_UI_RESOURCE protocol handler flag set. Ths
// probably means at least chrome: and resource:.
const unsigned long ALLOW_CHROME = 1 << 1;
// Don't allow URLs which would inherit the caller's principal (such as
// javascript: or data:) to load. See
// nsIProtocolHandler::URI_INHERITS_SECURITY_CONTEXT.
const unsigned long DISALLOW_INHERIT_PRINCIPAL = 1 << 2;
// Alias for DISALLOW_INHERIT_PRINCIPAL for backwards compat with
// JS-implemented extensions.
const unsigned long DISALLOW_SCRIPT_OR_DATA = DISALLOW_INHERIT_PRINCIPAL;
// Don't allow javascript: URLs to load
// WARNING: Support for this value was added in Mozilla 1.7.8 and
// Firefox 1.0.4. Use in prior versions WILL BE IGNORED.
// When using this, make sure that you actually want DISALLOW_SCRIPT, not
// DISALLOW_INHERIT_PRINCIPAL
const unsigned long DISALLOW_SCRIPT = 1 << 3;
// Do not report errors if we just want to check if a principal can load
// a URI to not unnecessarily spam the error console.
const unsigned long DONT_REPORT_ERRORS = 1 << 4;
/**
* Check that content with principal aPrincipal can load "uri".
*
* Will return error code NS_ERROR_DOM_BAD_URI if the load request
* should be denied.
*
* @param aPrincipal the principal identifying the actor causing the load
* @param uri the URI that is being loaded
* @param flags the permission set, see above
*/
void checkLoadURIWithPrincipal(in nsIPrincipal aPrincipal,
in nsIURI uri,
in unsigned long flags);
/**
* Similar to checkLoadURIWithPrincipal but there are two differences:
*
* 1) The URI is a string, not a URI object.
* 2) This function assumes that the URI may still be subject to fixup (and
* hence will check whether fixed-up versions of the URI are allowed to
* load as well); if any of the versions of this URI is not allowed, this
* function will return error code NS_ERROR_DOM_BAD_URI.
*/
void checkLoadURIStrWithPrincipal(in nsIPrincipal aPrincipal,
in AUTF8String uri,
in unsigned long flags);
/**
* Check that the function 'funObj' is allowed to run on 'targetObj'
*
* Will return error code NS_ERROR_DOM_SECURITY_ERR if the function
* should not run
*
* @param cx The current active JavaScript context.
* @param funObj The function trying to run..
* @param targetObj The object the function will run on.
*/
[noscript] void checkFunctionAccess(in JSContextPtr cx, in voidPtr funObj,
in voidPtr targetObj);
/**
* Return true if content from the given principal is allowed to
* execute scripts.
*/
[noscript] boolean canExecuteScripts(in JSContextPtr cx,
in nsIPrincipal principal);
///////////////// Principals ///////////////////////
/**
* Return the principal of the innermost frame of the currently
* executing script. Will return null if there is no script
* currently executing.
*/
[noscript] nsIPrincipal getSubjectPrincipal();
/**
* Return the all-powerful system principal.
*/
nsIPrincipal getSystemPrincipal();
/**
* Return a principal that has the same origin as aURI.
* This principals should not be used for any data/permission check, it will
* have appId = UNKNOWN_APP_ID.
*/
nsIPrincipal getSimpleCodebasePrincipal(in nsIURI aURI);
/**
* Returns a principal that has the given information.
* @param appId is the app id of the principal. It can't be UNKNOWN_APP_ID.
* @param inMozBrowser is true if the principal has to be considered as
* inside a mozbrowser frame.
*/
nsIPrincipal getAppCodebasePrincipal(in nsIURI uri,
in unsigned long appId,
in boolean inMozBrowser);
/**
* Returns a principal that has the appId and inMozBrowser of the docshell
* inside a mozbrowser frame.
* @param docShell to get appId/inMozBrowser from.
*/
nsIPrincipal getDocShellCodebasePrincipal(in nsIURI uri,
in nsIDocShell docShell);
/**
* Returns a principal with that has the same origin as uri and is not part
* of an appliction.
* The returned principal will have appId = NO_APP_ID.
*/
nsIPrincipal getNoAppCodebasePrincipal(in nsIURI uri);
/**
* Legacy name for getNoAppCodebasePrincipal.
*
* @deprecated use getNoAppCodebasePrincipal instead.
*/
[deprecated] nsIPrincipal getCodebasePrincipal(in nsIURI uri);
///////////////////////
/**
* Return the principal of the specified object in the specified context.
*/
[noscript] nsIPrincipal getObjectPrincipal(in JSContextPtr cx,
in JSObjectPtr obj);
/**
* Returns true if the principal of the currently running script is the
* system principal, false otherwise.
*/
[noscript] boolean subjectPrincipalIsSystem();
/**
* Returns OK if aJSContext and target have the same "origin"
* (scheme, host, and port).
*/
[noscript] void checkSameOrigin(in JSContextPtr aJSContext,
in nsIURI aTargetURI);
/**
* Returns OK if aSourceURI and target have the same "origin"
* (scheme, host, and port).
* ReportError flag suppresses error reports for functions that
* don't need reporting.
*/
void checkSameOriginURI(in nsIURI aSourceURI,
in nsIURI aTargetURI,
in boolean reportError);
/**
* Get the principal for the given channel. This will typically be the
* channel owner if there is one, and the codebase principal for the
* channel's URI otherwise. aChannel must not be null.
*/
nsIPrincipal getChannelPrincipal(in nsIChannel aChannel);
/**
* Check whether a given principal is a system principal. This allows us
* to avoid handing back the system principal to script while allowing
* script to check whether a given principal is system.
*/
boolean isSystemPrincipal(in nsIPrincipal aPrincipal);
/**
* Same as getSubjectPrincipal(), only faster. cx must *never* be
* passed null, and it must be the context on the top of the
* context stack. Does *not* reference count the returned
* principal.
*/
[noscript,notxpcom] nsIPrincipal getCxSubjectPrincipal(in JSContextPtr cx);
const unsigned long NO_APP_ID = 0;
const unsigned long UNKNOWN_APP_ID = 4294967295; // UINT32_MAX
const unsigned long SAFEBROWSING_APP_ID = 4294967294; // UINT32_MAX - 1
/**
* Returns the jar prefix for the app.
* appId can be NO_APP_ID or a valid app id. appId should not be
* UNKNOWN_APP_ID.
* inMozBrowser has to be true if the app is inside a mozbrowser iframe.
*/
AUTF8String getJarPrefix(in unsigned long appId, in boolean inMozBrowser);
};
%{C++
#define NS_SCRIPTSECURITYMANAGER_CONTRACTID "@mozilla.org/scriptsecuritymanager;1"
%}
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