зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
3.0 KiB
C++
103 строки
3.0 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 "ChromeWorkerScope.h"
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#include "jsapi.h"
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#include "jscntxt.h"
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#include "nsXPCOM.h"
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#include "nsNativeCharsetUtils.h"
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#include "nsStringGlue.h"
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USING_WORKERS_NAMESPACE
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namespace {
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#ifdef BUILD_CTYPES
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char*
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UnicodeToNative(JSContext* aCx, const jschar* aSource, size_t aSourceLen)
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{
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nsDependentString unicode(aSource, aSourceLen);
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nsCAutoString native;
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if (NS_FAILED(NS_CopyUnicodeToNative(unicode, native))) {
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JS_ReportError(aCx, "Could not convert string to native charset!");
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return nsnull;
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}
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char* result = static_cast<char*>(JS_malloc(aCx, native.Length() + 1));
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if (!result) {
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return nsnull;
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}
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memcpy(result, native.get(), native.Length());
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result[native.Length()] = 0;
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return result;
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}
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JSCTypesCallbacks gCTypesCallbacks = {
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UnicodeToNative
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};
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#endif
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} // anonymous namespace
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BEGIN_WORKERS_NAMESPACE
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namespace chromeworker {
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bool
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DefineChromeWorkerFunctions(JSContext* aCx, JSObject* aGlobal)
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{
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#ifdef BUILD_CTYPES
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jsval ctypes;
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if (!JS_InitCTypesClass(aCx, aGlobal) ||
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!JS_GetProperty(aCx, aGlobal, "ctypes", &ctypes) ||
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!JS_SetCTypesCallbacks(aCx, JSVAL_TO_OBJECT(ctypes), &gCTypesCallbacks)) {
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return false;
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}
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#endif
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return true;
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}
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} // namespace chromeworker
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END_WORKERS_NAMESPACE
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