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292 lines
12 KiB
Plaintext
292 lines
12 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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#include "nsIPrincipal.idl"
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#include "nsIXPCSecurityManager.idl"
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interface nsIURI;
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interface nsIChannel;
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[scriptable, uuid(3708aa92-e2d9-4fd1-9e46-edfa3eb5ebf5)]
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interface nsIScriptSecurityManager : nsIXPCSecurityManager
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{
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///////////////// Security Checks //////////////////
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/**
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* Checks whether the running script is allowed to access aProperty.
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*/
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[noscript] void checkPropertyAccess(in JSContextPtr aJSContext,
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in JSObjectPtr aJSObject,
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in string aClassName,
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in jsid aProperty,
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in PRUint32 aAction);
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/**
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* Check that the script currently running in context "cx" can load "uri".
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*
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* Will return error code NS_ERROR_DOM_BAD_URI if the load request
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* should be denied.
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*
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* @param cx the JSContext of the script causing the load
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* @param uri the URI that is being loaded
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*/
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[noscript] void checkLoadURIFromScript(in JSContextPtr cx, in nsIURI uri);
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/**
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* Default CheckLoadURI permissions
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*/
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// Default permissions
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const unsigned long STANDARD = 0;
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// Indicate that the load is a load of a new document that is not
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// user-triggered. Here "user-triggered" could be broadly interpreted --
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// for example, scripted sets of window.location.href might be treated as
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// "user-triggered" in some circumstances. A typical example of a load
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// that is not user-triggered is a <meta> refresh load. If this flag is
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// set, the load will be denied if the originating principal's URI has the
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// nsIProtocolHandler::URI_FORBIDS_AUTOMATIC_DOCUMENT_REPLACEMENT flag set.
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const unsigned long LOAD_IS_AUTOMATIC_DOCUMENT_REPLACEMENT = 1 << 0;
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// Allow the loading of chrome URLs by non-chrome URLs. Use with great
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// care! This will actually allow the loading of any URI which has the
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// nsIProtocolHandler::URI_IS_UI_RESOURCE protocol handler flag set. Ths
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// probably means at least chrome: and resource:.
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const unsigned long ALLOW_CHROME = 1 << 1;
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// Don't allow URLs which would inherit the caller's principal (such as
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// javascript: or data:) to load. See
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// nsIProtocolHandler::URI_INHERITS_SECURITY_CONTEXT.
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const unsigned long DISALLOW_INHERIT_PRINCIPAL = 1 << 2;
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// Alias for DISALLOW_INHERIT_PRINCIPAL for backwards compat with
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// JS-implemented extensions.
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const unsigned long DISALLOW_SCRIPT_OR_DATA = DISALLOW_INHERIT_PRINCIPAL;
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// Don't allow javascript: URLs to load
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// WARNING: Support for this value was added in Mozilla 1.7.8 and
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// Firefox 1.0.4. Use in prior versions WILL BE IGNORED.
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// When using this, make sure that you actually want DISALLOW_SCRIPT, not
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// DISALLOW_INHERIT_PRINCIPAL
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const unsigned long DISALLOW_SCRIPT = 1 << 3;
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/**
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* Check that content with principal aPrincipal can load "uri".
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*
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* Will return error code NS_ERROR_DOM_BAD_URI if the load request
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* should be denied.
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*
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* @param aPrincipal the principal identifying the actor causing the load
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* @param uri the URI that is being loaded
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* @param flags the permission set, see above
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*/
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void checkLoadURIWithPrincipal(in nsIPrincipal aPrincipal,
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in nsIURI uri,
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in unsigned long flags);
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/**
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* Check that content from "from" can load "uri".
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*
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* Will return error code NS_ERROR_DOM_BAD_URI if the load request
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* should be denied.
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*
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* @param from the URI causing the load
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* @param uri the URI that is being loaded
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* @param flags the permission set, see above
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*
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* @deprecated Use checkLoadURIWithPrincipal instead of this function.
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*/
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[deprecated] void checkLoadURI(in nsIURI from, in nsIURI uri,
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in unsigned long flags);
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/**
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* Similar to checkLoadURIWithPrincipal but there are two differences:
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*
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* 1) The URI is a string, not a URI object.
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* 2) This function assumes that the URI may still be subject to fixup (and
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* hence will check whether fixed-up versions of the URI are allowed to
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* load as well); if any of the versions of this URI is not allowed, this
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* function will return error code NS_ERROR_DOM_BAD_URI.
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*/
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void checkLoadURIStrWithPrincipal(in nsIPrincipal aPrincipal,
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in AUTF8String uri,
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in unsigned long flags);
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/**
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* Same as CheckLoadURI but takes string arguments for ease of use
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* by scripts
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*
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* @deprecated Use checkLoadURIStrWithPrincipal instead of this function.
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*/
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[deprecated] void checkLoadURIStr(in AUTF8String from, in AUTF8String uri,
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in unsigned long flags);
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/**
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* Check that the function 'funObj' is allowed to run on 'targetObj'
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*
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* Will return error code NS_ERROR_DOM_SECURITY_ERR if the function
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* should not run
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*
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* @param cx The current active JavaScript context.
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* @param funObj The function trying to run..
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* @param targetObj The object the function will run on.
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*/
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[noscript] void checkFunctionAccess(in JSContextPtr cx, in voidPtr funObj,
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in voidPtr targetObj);
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/**
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* Return true if content from the given principal is allowed to
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* execute scripts.
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*/
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[noscript] boolean canExecuteScripts(in JSContextPtr cx,
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in nsIPrincipal principal);
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///////////////// Principals ///////////////////////
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/**
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* Return the principal of the innermost frame of the currently
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* executing script. Will return null if there is no script
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* currently executing.
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*/
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[noscript] nsIPrincipal getSubjectPrincipal();
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/**
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* Return the all-powerful system principal.
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*/
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nsIPrincipal getSystemPrincipal();
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/**
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* Return a principal with the specified certificate fingerprint, subject
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* name (the full name or concatenated set of names of the entity
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* represented by the certificate), pretty name, certificate, and
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* codebase URI. The certificate fingerprint and subject name MUST be
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* nonempty; otherwise an error will be thrown. Similarly, aCert must
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* not be null.
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*/
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[noscript] nsIPrincipal
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getCertificatePrincipal(in AUTF8String aCertFingerprint,
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in AUTF8String aSubjectName,
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in AUTF8String aPrettyName,
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in nsISupports aCert,
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in nsIURI aURI);
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/**
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* Return a principal that has the same origin as aURI.
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*/
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nsIPrincipal getCodebasePrincipal(in nsIURI aURI);
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///////////////// Capabilities API /////////////////////
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/**
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* Request that 'capability' can be enabled by scripts or applets
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* running with 'principal'. Will prompt user if
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* necessary. Returns nsIPrincipal::ENABLE_GRANTED or
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* nsIPrincipal::ENABLE_DENIED based on user's choice.
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*/
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[noscript] short requestCapability(in nsIPrincipal principal,
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in string capability);
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/**
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* Return true if the currently executing script has 'capability' enabled.
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*/
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boolean isCapabilityEnabled(in string capability);
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/**
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* Enable 'capability' in the innermost frame of the currently executing
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* script.
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*/
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void enableCapability(in string capability);
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//////////////// Master Certificate Functions ////////////////////
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/**
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* Allow 'certificateID' to enable 'capability.' Can only be performed
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* by code signed by the system certificate.
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*/
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///////////////////////
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/**
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* Return the principal of the specified object in the specified context.
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*/
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[noscript] nsIPrincipal getObjectPrincipal(in JSContextPtr cx,
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in JSObjectPtr obj);
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/**
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* Returns true if the principal of the currently running script is the
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* system principal, false otherwise.
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*/
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[noscript] boolean subjectPrincipalIsSystem();
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/**
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* Returns OK if aJSContext and target have the same "origin"
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* (scheme, host, and port).
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*/
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[noscript] void checkSameOrigin(in JSContextPtr aJSContext,
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in nsIURI aTargetURI);
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/**
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* Returns OK if aSourceURI and target have the same "origin"
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* (scheme, host, and port).
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* ReportError flag suppresses error reports for functions that
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* don't need reporting.
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*/
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void checkSameOriginURI(in nsIURI aSourceURI,
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in nsIURI aTargetURI,
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in boolean reportError);
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/**
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* Returns the principal of the global object of the given context, or null
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* if no global or no principal.
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*/
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[noscript] nsIPrincipal getPrincipalFromContext(in JSContextPtr cx);
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/**
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* Get the principal for the given channel. This will typically be the
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* channel owner if there is one, and the codebase principal for the
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* channel's URI otherwise. aChannel must not be null.
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*/
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nsIPrincipal getChannelPrincipal(in nsIChannel aChannel);
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/**
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* Check whether a given principal is a system principal. This allows us
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* to avoid handing back the system principal to script while allowing
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* script to check whether a given principal is system.
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*/
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boolean isSystemPrincipal(in nsIPrincipal aPrincipal);
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/**
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* Same as getSubjectPrincipal(), only faster. cx must *never* be
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* passed null, and it must be the context on the top of the
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* context stack. Does *not* reference count the returned
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* principal.
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*/
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[noscript,notxpcom] nsIPrincipal getCxSubjectPrincipal(in JSContextPtr cx);
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[noscript,notxpcom] nsIPrincipal getCxSubjectPrincipalAndFrame(in JSContextPtr cx,
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out JSStackFramePtr fp);
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/**
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* If no scripted code is running "above" (or called from) fp, then
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* instead of looking at cx->globalObject, we will return |principal|.
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* This function only affects |cx|. If someone pushes another context onto
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* the context stack, then it supersedes this call.
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* NOTE: If |fp| is non-null popContextPrincipal must be called before fp
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* has finished executing.
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*
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* @param cx The context to clamp.
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* @param fp The frame pointer to clamp at. May be 'null'.
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* @param principal The principal to clamp to.
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*/
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[noscript] void pushContextPrincipal(in JSContextPtr cx,
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in JSStackFramePtr fp,
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in nsIPrincipal principal);
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/**
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* Removes a clamp set by pushContextPrincipal from cx. This must be
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* called in a stack-like fashion (e.g., given two contexts |a| and |b|,
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* it is not legal to do: push(a) push(b) pop(a)).
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*/
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[noscript] void popContextPrincipal(in JSContextPtr cx);
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};
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%{C++
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#define NS_SCRIPTSECURITYMANAGER_CONTRACTID "@mozilla.org/scriptsecuritymanager;1"
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#define NS_SCRIPTSECURITYMANAGER_CLASSNAME "scriptsecuritymanager"
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%}
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