2025-11-28 00:35:46 +09:00

71 lines
2.7 KiB
C++

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved
#pragma once
#include "Utils.h"
class CNetCostEventSink :
public INetworkCostManagerEvents,
public INetworkConnectionCostEvents
{
private:
DWORD m_dwCookie;
CComPtr<IConnectionPoint> m_pConnectionPoint;
GUID m_riid;
HANDLE m_hThread;
DWORD m_dwThreadId;
ULONG m_lRef;
DESTINATION_INFO m_destSockAddr;
CComPtr<INetworkCostManager> m_pCostManager;
//Default InterfaceGuid, stored to detect change in interface, when there is a dataplan status change.
GUID m_defaultInterfaceGuid;
//
// The main listener function. Listens, and waits on a Message Loop.
//
HRESULT ListenForEvents();
//
// This is our thread entry proc for the thread that will listen on events.
//
static DWORD WINAPI StartListeningForEventsThread(_In_ LPVOID pArg);
public:
CNetCostEventSink(_In_opt_ DESTINATION_INFO *pDestAddress, _In_ REFIID riid);
~CNetCostEventSink();
//
// Creates the CNetCostEventSink object, and start a thread to perform an advise on it
//
static HRESULT StartListeningForEvents(_In_ REFIID riid, _In_opt_ DESTINATION_INFO *pDestAddress, _Outptr_ CNetCostEventSink** ppSinkCostMgr);
//
// Stops the event listener thread by posting WM_QUIT to it, then returns the exit code.
//
HRESULT StopListeningForEvents();
// INetworkCostManagerEvents members
STDMETHOD(CostChanged) (_In_ DWORD cost, _In_opt_ NLM_SOCKADDR *pSockAddr);
STDMETHOD(DataPlanStatusChanged) (_In_opt_ NLM_SOCKADDR *pSockAddr);
// INetworkConnectionCostEvents members
STDMETHOD(ConnectionCostChanged) (_In_ GUID connectionId, _In_ DWORD cost);
STDMETHOD(ConnectionDataPlanStatusChanged) (_In_ GUID connectionId);
// IUnknown members
STDMETHOD(QueryInterface) (_In_ REFIID riid, _Out_ LPVOID* ppv);
STDMETHOD_(ULONG, AddRef) (VOID);
STDMETHOD_(ULONG, Release)(VOID);
};
//Global Instance declaration for CNetCostEventSink
extern CNetCostEventSink *g_pSinkCostMgr;
extern CNetCostEventSink *g_pSinkConnectionCostMgr;
extern CNetCostEventSink *g_pSinkDestCostMgr;