mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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172 lines
6.2 KiB
C++
172 lines
6.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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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#ifndef nsIOService_h__
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#define nsIOService_h__
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#include "necko-config.h"
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#include "nsString.h"
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#include "nsIIOService2.h"
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#include "nsTArray.h"
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#include "nsPISocketTransportService.h"
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#include "nsPIDNSService.h"
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#include "nsIProtocolProxyService2.h"
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#include "nsCOMPtr.h"
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#include "nsURLHelper.h"
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#include "nsWeakPtr.h"
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#include "nsIURLParser.h"
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#include "nsIObserver.h"
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#include "nsWeakReference.h"
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#include "nsINetUtil.h"
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#include "nsIChannelEventSink.h"
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#include "nsIContentSniffer.h"
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#include "nsCategoryCache.h"
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#include "nsINetworkLinkService.h"
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#include "nsAsyncRedirectVerifyHelper.h"
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#define NS_N(x) (sizeof(x)/sizeof(*x))
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// We don't want to expose this observer topic.
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// Intended internal use only for remoting offline/inline events.
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// See Bug 552829
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#define NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC "ipc:network:set-offline"
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static const char gScheme[][sizeof("resource")] =
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{"chrome", "file", "http", "jar", "resource"};
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class nsIPrefBranch;
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class nsIPrefBranch2;
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class nsIOService : public nsIIOService2
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, public nsIObserver
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, public nsINetUtil
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, public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIIOSERVICE
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NS_DECL_NSIIOSERVICE2
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NS_DECL_NSIOBSERVER
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NS_DECL_NSINETUTIL
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// Gets the singleton instance of the IO Service, creating it as needed
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// Returns nsnull on out of memory or failure to initialize.
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// Returns an addrefed pointer.
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static nsIOService* GetInstance();
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NS_HIDDEN_(nsresult) Init();
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NS_HIDDEN_(nsresult) NewURI(const char* aSpec, nsIURI* aBaseURI,
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nsIURI* *result,
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nsIProtocolHandler* *hdlrResult);
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// Called by channels before a redirect happens. This notifies the global
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// redirect observers.
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nsresult AsyncOnChannelRedirect(nsIChannel* oldChan, nsIChannel* newChan,
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PRUint32 flags,
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nsAsyncRedirectVerifyHelper *helper);
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// Gets the array of registered content sniffers
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const nsCOMArray<nsIContentSniffer>& GetContentSniffers() {
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return mContentSniffers.GetEntries();
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}
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PRBool IsOffline() { return mOffline; }
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PRBool IsLinkUp();
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private:
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// These shouldn't be called directly:
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// - construct using GetInstance
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// - destroy using Release
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nsIOService() NS_HIDDEN;
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~nsIOService() NS_HIDDEN;
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NS_HIDDEN_(nsresult) TrackNetworkLinkStatusForOffline();
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NS_HIDDEN_(nsresult) GetCachedProtocolHandler(const char *scheme,
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nsIProtocolHandler* *hdlrResult,
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PRUint32 start=0,
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PRUint32 end=0);
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NS_HIDDEN_(nsresult) CacheProtocolHandler(const char *scheme,
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nsIProtocolHandler* hdlr);
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// Prefs wrangling
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NS_HIDDEN_(void) PrefsChanged(nsIPrefBranch *prefs, const char *pref = nsnull);
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NS_HIDDEN_(void) GetPrefBranch(nsIPrefBranch2 **);
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NS_HIDDEN_(void) ParsePortList(nsIPrefBranch *prefBranch, const char *pref, PRBool remove);
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private:
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PRPackedBool mOffline;
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PRPackedBool mOfflineForProfileChange;
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PRPackedBool mManageOfflineStatus;
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// Used to handle SetOffline() reentrancy. See the comment in
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// SetOffline() for more details.
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PRPackedBool mSettingOffline;
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PRPackedBool mSetOfflineValue;
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PRPackedBool mShutdown;
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nsCOMPtr<nsPISocketTransportService> mSocketTransportService;
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nsCOMPtr<nsPIDNSService> mDNSService;
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nsCOMPtr<nsIProtocolProxyService2> mProxyService;
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nsCOMPtr<nsINetworkLinkService> mNetworkLinkService;
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// Cached protocol handlers
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nsWeakPtr mWeakHandler[NS_N(gScheme)];
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// cached categories
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nsCategoryCache<nsIChannelEventSink> mChannelEventSinks;
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nsCategoryCache<nsIContentSniffer> mContentSniffers;
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nsTArray<PRInt32> mRestrictedPortList;
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public:
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// Necko buffer cache. Used for all default buffer sizes that necko
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// allocates.
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static nsIMemory *gBufferCache;
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static PRUint32 gDefaultSegmentSize;
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static PRUint32 gDefaultSegmentCount;
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};
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/**
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* Reference to the IO service singleton. May be null.
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*/
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extern nsIOService* gIOService;
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#endif // nsIOService_h__
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