forked from mirrors/gecko-dev
89 lines
3.2 KiB
C++
89 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; 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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#ifndef TRRServiceBase_h_
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#define TRRServiceBase_h_
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#include "mozilla/Atomics.h"
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#include "mozilla/DataMutex.h"
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#include "mozilla/net/rust_helper.h"
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#include "nsString.h"
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#include "nsIDNSService.h"
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#include "nsIProtocolProxyService2.h"
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class nsICancelable;
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class nsIProxyInfo;
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namespace mozilla {
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namespace net {
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class nsHttpConnectionInfo;
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static const char kRolloutURIPref[] = "doh-rollout.uri";
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static const char kRolloutModePref[] = "doh-rollout.mode";
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class TRRServiceBase : public nsIProxyConfigChangedCallback {
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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TRRServiceBase();
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nsIDNSService::ResolverMode Mode() { return mMode; }
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virtual void GetURI(nsACString& result) = 0;
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already_AddRefed<nsHttpConnectionInfo> TRRConnectionInfo();
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// Called to initialize the connection info. Once the connection info is
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// created first time, mTRRConnectionInfoInited will be set to true.
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virtual void InitTRRConnectionInfo();
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bool TRRConnectionInfoInited() const { return mTRRConnectionInfoInited; }
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protected:
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virtual ~TRRServiceBase();
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virtual bool MaybeSetPrivateURI(const nsACString& aURI) = 0;
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void ProcessURITemplate(nsACString& aURI);
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// Checks the network.trr.uri or the doh-rollout.uri prefs and sets the URI
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// in order of preference:
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// 1. The value of network.trr.uri if it is not the default one, meaning
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// is was set by an explicit user action
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// 2. The value of doh-rollout.uri if it exists
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// this is set by the rollout addon
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// 3. The default value of network.trr.uri
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void CheckURIPrefs();
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void OnTRRModeChange();
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void OnTRRURIChange();
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void DoReadEtcHostsFile(ParsingCallback aCallback);
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virtual void ReadEtcHostsFile() = 0;
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// Called to create a connection info that will be used by TRRServiceChannel.
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// Note that when this function is called, mDefaultTRRConnectionInfo will be
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// set to null to invalidate the connection info.
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// When the connection info is created, SetDefaultTRRConnectionInfo() is
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// called to set the result to mDefaultTRRConnectionInfo.
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// Note that this method does nothing when mTRRConnectionInfoInited is false.
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// We want to starting updating the connection info after it's create first
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// time.
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void AsyncCreateTRRConnectionInfo(const nsACString& aURI);
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void AsyncCreateTRRConnectionInfoInternal(const nsACString& aURI);
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virtual void SetDefaultTRRConnectionInfo(nsHttpConnectionInfo* aConnInfo);
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void RegisterProxyChangeListener();
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void UnregisterProxyChangeListener();
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nsCString mPrivateURI; // protected by mMutex
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// Pref caches should only be used on the main thread.
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nsCString mURIPref;
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nsCString mRolloutURIPref;
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nsCString mDefaultURIPref;
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Atomic<nsIDNSService::ResolverMode, Relaxed> mMode{
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nsIDNSService::MODE_NATIVEONLY};
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Atomic<bool, Relaxed> mURISetByDetection{false};
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Atomic<bool, Relaxed> mTRRConnectionInfoInited{false};
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DataMutex<RefPtr<nsHttpConnectionInfo>> mDefaultTRRConnectionInfo;
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};
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} // namespace net
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} // namespace mozilla
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#endif // TRRServiceBase_h_
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