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3a859b7a76
This part changes the signatures for various finalization API to take not JSContext* but rather either JSFreeOp structure or its library-private counterpart FreeOp. These structures wrap parameters that are passed to the finalizers removing most of explicit dependencies on JSContext in the finalization code.
234 lines
7.0 KiB
C++
234 lines
7.0 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Web Workers.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Turner <bent.mozilla@gmail.com> (Original Author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "Location.h"
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#include "jsapi.h"
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#include "jsfriendapi.h"
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#include "nsTraceRefcnt.h"
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#define PROPERTY_FLAGS \
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(JSPROP_ENUMERATE | JSPROP_SHARED)
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USING_WORKERS_NAMESPACE
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namespace {
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class Location
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{
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static JSClass sClass;
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static JSPropertySpec sProperties[];
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static JSFunctionSpec sFunctions[];
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enum SLOT {
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SLOT_href = 0,
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SLOT_protocol,
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SLOT_host,
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SLOT_hostname,
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SLOT_port,
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SLOT_pathname,
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SLOT_search,
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SLOT_hash,
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SLOT_COUNT
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};
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public:
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static JSObject*
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InitClass(JSContext* aCx, JSObject* aObj)
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{
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return JS_InitClass(aCx, aObj, NULL, &sClass, Construct, 0, sProperties,
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sFunctions, NULL, NULL);
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}
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static JSObject*
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Create(JSContext* aCx, JSString* aHref, JSString* aProtocol, JSString* aHost,
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JSString* aHostname, JSString* aPort, JSString* aPathname,
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JSString* aSearch, JSString* aHash)
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{
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JSObject* obj = JS_NewObject(aCx, &sClass, NULL, NULL);
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if (!obj) {
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return NULL;
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}
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jsval empty = JS_GetEmptyStringValue(aCx);
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JS_SetReservedSlot(obj, SLOT_href,
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aHref ? STRING_TO_JSVAL(aHref) : empty);
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JS_SetReservedSlot(obj, SLOT_protocol,
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aProtocol ? STRING_TO_JSVAL(aProtocol) : empty);
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JS_SetReservedSlot(obj, SLOT_host,
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aHost ? STRING_TO_JSVAL(aHost) : empty);
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JS_SetReservedSlot(obj, SLOT_hostname,
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aHostname ? STRING_TO_JSVAL(aHostname) : empty);
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JS_SetReservedSlot(obj, SLOT_port,
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aPort ? STRING_TO_JSVAL(aPort) : empty);
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JS_SetReservedSlot(obj, SLOT_pathname,
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aPathname ? STRING_TO_JSVAL(aPathname) : empty);
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JS_SetReservedSlot(obj, SLOT_search,
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aSearch ? STRING_TO_JSVAL(aSearch) : empty);
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JS_SetReservedSlot(obj, SLOT_hash,
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aHash ? STRING_TO_JSVAL(aHash) : empty);
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Location* priv = new Location();
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JS_SetPrivate(obj, priv);
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return obj;
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}
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private:
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Location()
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{
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MOZ_COUNT_CTOR(mozilla::dom::workers::Location);
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}
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~Location()
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{
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MOZ_COUNT_DTOR(mozilla::dom::workers::Location);
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}
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static JSBool
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Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL, JSMSG_WRONG_CONSTRUCTOR,
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sClass.name);
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return false;
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}
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static void
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Finalize(JSFreeOp* aFop, JSObject* aObj)
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{
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JS_ASSERT(JS_GetClass(aObj) == &sClass);
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delete static_cast<Location*>(JS_GetPrivate(aObj));
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}
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static JSBool
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ToString(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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JSClass* classPtr = JS_GetClass(obj);
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if (classPtr != &sClass) {
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name, "toString",
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classPtr);
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return false;
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}
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jsval href = JS_GetReservedSlot(obj, SLOT_href);
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JS_SET_RVAL(aCx, aVp, href);
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return true;
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}
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static JSBool
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GetProperty(JSContext* aCx, JSObject* aObj, jsid aIdval, jsval* aVp)
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{
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JSClass* classPtr = JS_GetClass(aObj);
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if (classPtr != &sClass) {
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL,
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JSMSG_INCOMPATIBLE_PROTO, sClass.name, "GetProperty",
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classPtr->name);
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return false;
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}
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JS_ASSERT(JSID_IS_INT(aIdval));
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JS_ASSERT(JSID_TO_INT(aIdval) >= 0 && JSID_TO_INT(aIdval) < SLOT_COUNT);
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*aVp = JS_GetReservedSlot(aObj, JSID_TO_INT(aIdval));
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return true;
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}
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};
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JSClass Location::sClass = {
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"WorkerLocation",
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JSCLASS_HAS_PRIVATE | JSCLASS_HAS_RESERVED_SLOTS(SLOT_COUNT),
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JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
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JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, Finalize
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};
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JSPropertySpec Location::sProperties[] = {
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{ "href", SLOT_href, PROPERTY_FLAGS, GetProperty, js_GetterOnlyPropertyStub },
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{ "protocol", SLOT_protocol, PROPERTY_FLAGS, GetProperty,
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js_GetterOnlyPropertyStub },
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{ "host", SLOT_host, PROPERTY_FLAGS, GetProperty, js_GetterOnlyPropertyStub },
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{ "hostname", SLOT_hostname, PROPERTY_FLAGS, GetProperty,
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js_GetterOnlyPropertyStub },
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{ "port", SLOT_port, PROPERTY_FLAGS, GetProperty, js_GetterOnlyPropertyStub },
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{ "pathname", SLOT_pathname, PROPERTY_FLAGS, GetProperty,
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js_GetterOnlyPropertyStub },
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{ "search", SLOT_search, PROPERTY_FLAGS, GetProperty,
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js_GetterOnlyPropertyStub },
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{ "hash", SLOT_hash, PROPERTY_FLAGS, GetProperty, js_GetterOnlyPropertyStub },
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{ 0, 0, 0, NULL, NULL }
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};
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JSFunctionSpec Location::sFunctions[] = {
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JS_FN("toString", ToString, 0, 0),
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JS_FS_END
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};
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} // anonymous namespace
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BEGIN_WORKERS_NAMESPACE
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namespace location {
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bool
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InitClass(JSContext* aCx, JSObject* aGlobal)
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{
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return !!Location::InitClass(aCx, aGlobal);
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}
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JSObject*
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Create(JSContext* aCx, JSString* aHref, JSString* aProtocol, JSString* aHost,
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JSString* aHostname, JSString* aPort, JSString* aPathname,
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JSString* aSearch, JSString* aHash)
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{
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return Location::Create(aCx, aHref, aProtocol, aHost, aHostname, aPort,
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aPathname, aSearch, aHash);
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}
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} // namespace location
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END_WORKERS_NAMESPACE
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