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912 lines
17 KiB
912 lines
17 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1997 - 2000
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//
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// File: H N A P P P R T . C P P
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//
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// Contents: CHNetAppProtocol Implementation
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//
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// Notes:
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//
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// Author: jonburs 21 June 2000
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//
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//----------------------------------------------------------------------------
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#include "pch.h"
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#pragma hdrstop
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//
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// ATL methods
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//
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HRESULT
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CHNetAppProtocol::FinalRelease()
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{
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if (m_piwsHomenet) m_piwsHomenet->Release();
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if (m_bstrProtocol) SysFreeString(m_bstrProtocol);
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return S_OK;
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}
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//
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// Object initialization
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//
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HRESULT
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CHNetAppProtocol::Initialize(
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IWbemServices *piwsNamespace,
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IWbemClassObject *pwcoInstance
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)
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{
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HRESULT hr = S_OK;
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_ASSERT(NULL == m_piwsHomenet);
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_ASSERT(NULL == m_bstrProtocol);
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_ASSERT(NULL != piwsNamespace);
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_ASSERT(NULL != pwcoInstance);
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//
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// Read and cache our builtin value
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//
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hr = GetBooleanValue(
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pwcoInstance,
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c_wszBuiltIn,
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&m_fBuiltIn
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);
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//
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// Store the path to the object
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//
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if (S_OK == hr)
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{
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hr = GetWmiPathFromObject(pwcoInstance, &m_bstrProtocol);
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}
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if (S_OK == hr)
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{
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m_piwsHomenet = piwsNamespace;
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m_piwsHomenet->AddRef();
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}
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return hr;
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}
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//
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// IHNetApplicationProtocol methods
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//
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STDMETHODIMP
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CHNetAppProtocol::GetName(
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OLECHAR **ppszwName
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (NULL == ppszwName)
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{
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hr = E_POINTER;
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}
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if (S_OK == hr)
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{
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*ppszwName = NULL;
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (S_OK == hr)
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{
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//
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// Read the name property from our instance
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//
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hr = pwcoProtocol->Get(
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c_wszName,
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NULL,
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&vt,
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NULL,
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NULL
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);
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pwcoProtocol->Release();
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}
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if (WBEM_S_NO_ERROR == hr)
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{
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_ASSERT(VT_BSTR == V_VT(&vt));
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//
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// Allocate memory for the return string
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//
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*ppszwName = reinterpret_cast<OLECHAR*>(
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CoTaskMemAlloc((SysStringLen(V_BSTR(&vt)) + 1)
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* sizeof(OLECHAR))
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);
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if (NULL != *ppszwName)
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{
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wcscpy(*ppszwName, V_BSTR(&vt));
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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VariantClear(&vt);
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::SetName(
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OLECHAR *pszwName
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (TRUE == m_fBuiltIn)
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{
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//
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// Can't change values for builtin protocols
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//
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hr = E_ACCESSDENIED;
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}
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else if (NULL == pszwName)
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{
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hr = E_INVALIDARG;
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}
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if (S_OK == hr)
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (WBEM_S_NO_ERROR == hr)
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{
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//
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// Wrap the passed-in string in a BSTR and a variant
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//
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VariantInit(&vt);
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V_VT(&vt) = VT_BSTR;
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V_BSTR(&vt) = SysAllocString(pszwName);
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if (NULL == V_BSTR(&vt))
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{
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hr = E_OUTOFMEMORY;
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}
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if (S_OK == hr)
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{
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//
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// Set the property on the instance
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//
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hr = pwcoProtocol->Put(
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c_wszName,
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0,
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&vt,
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NULL
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);
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VariantClear(&vt);
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}
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if (WBEM_S_NO_ERROR == hr)
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{
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//
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// Write the modified instance to the store
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//
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hr = m_piwsHomenet->PutInstance(
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pwcoProtocol,
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WBEM_FLAG_UPDATE_ONLY,
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NULL,
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NULL
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);
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}
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pwcoProtocol->Release();
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::GetOutgoingIPProtocol(
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UCHAR *pucProtocol
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (NULL == pucProtocol)
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{
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hr = E_POINTER;
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}
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else
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (S_OK == hr)
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{
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hr = pwcoProtocol->Get(
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c_wszOutgoingIPProtocol,
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0,
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&vt,
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NULL,
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NULL
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);
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pwcoProtocol->Release();
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}
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if (WBEM_S_NO_ERROR == hr)
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{
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_ASSERT(VT_UI1 == V_VT(&vt));
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*pucProtocol = V_UI1(&vt);
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VariantClear(&vt);
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::SetOutgoingIPProtocol(
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UCHAR ucProtocol
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (TRUE == m_fBuiltIn)
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{
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//
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// Can't change values for builtin protocols
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//
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hr = E_ACCESSDENIED;
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}
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else if (0 == ucProtocol)
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{
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hr = E_INVALIDARG;
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}
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else
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{
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BSTR bstrWQL;
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USHORT usPort;
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//
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// Make sure this change doesn't result in a duplicate
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//
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bstrWQL = SysAllocString(c_wszWQL);
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if (NULL != bstrWQL)
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{
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hr = GetOutgoingPort(&usPort);
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if (S_OK == hr)
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{
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if (ApplicationProtocolExists(
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m_piwsHomenet,
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bstrWQL,
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usPort,
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ucProtocol
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))
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{
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hr = HRESULT_FROM_WIN32(ERROR_OBJECT_ALREADY_EXISTS);
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}
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}
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SysFreeString(bstrWQL);
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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}
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if (S_OK == hr)
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (S_OK == hr)
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{
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VariantInit(&vt);
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V_VT(&vt) = VT_UI1;
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V_UI1(&vt) = ucProtocol;
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hr = pwcoProtocol->Put(
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c_wszOutgoingIPProtocol,
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0,
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&vt,
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NULL
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);
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if (WBEM_S_NO_ERROR == hr)
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{
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//
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// Write the modified instance to the store
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//
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hr = m_piwsHomenet->PutInstance(
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pwcoProtocol,
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WBEM_FLAG_UPDATE_ONLY,
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NULL,
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NULL
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);
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}
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pwcoProtocol->Release();
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::GetOutgoingPort(
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USHORT *pusPort
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (NULL == pusPort)
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{
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hr = E_POINTER;
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}
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else
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (S_OK == hr)
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{
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hr = pwcoProtocol->Get(
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c_wszOutgoingPort,
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0,
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&vt,
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NULL,
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NULL
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);
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pwcoProtocol->Release();
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}
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if (WBEM_S_NO_ERROR == hr)
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{
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//
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// WMI uses V_I4 for it's uint16 type
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//
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_ASSERT(VT_I4 == V_VT(&vt));
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*pusPort = static_cast<USHORT>(V_I4(&vt));
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VariantClear(&vt);
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::SetOutgoingPort(
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USHORT usPort
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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VARIANT vt;
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if (TRUE == m_fBuiltIn)
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{
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//
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// Can't change values for builtin protocols
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//
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hr = E_ACCESSDENIED;
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}
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else if (0 == usPort)
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{
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hr = E_INVALIDARG;
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}
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else
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{
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BSTR bstrWQL;
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UCHAR ucProtocol;
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//
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// Make sure this change doesn't result in a duplicate
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//
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bstrWQL = SysAllocString(c_wszWQL);
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if (NULL != bstrWQL)
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{
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hr = GetOutgoingIPProtocol(&ucProtocol);
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if (S_OK == hr)
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{
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if (ApplicationProtocolExists(
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m_piwsHomenet,
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bstrWQL,
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usPort,
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ucProtocol
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))
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{
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hr = HRESULT_FROM_WIN32(ERROR_OBJECT_ALREADY_EXISTS);
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}
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}
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SysFreeString(bstrWQL);
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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}
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if (S_OK == hr)
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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if (S_OK == hr)
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{
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//
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// WMI uses V_I4 for it's uint16 type
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//
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VariantInit(&vt);
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V_VT(&vt) = VT_I4;
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V_I4(&vt) = usPort;
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hr = pwcoProtocol->Put(
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c_wszOutgoingPort,
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0,
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&vt,
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NULL
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);
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if (WBEM_S_NO_ERROR == hr)
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{
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//
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// Write the modified instance to the store
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//
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hr = m_piwsHomenet->PutInstance(
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pwcoProtocol,
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WBEM_FLAG_UPDATE_ONLY,
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NULL,
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NULL
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);
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}
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pwcoProtocol->Release();
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}
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return hr;
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}
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STDMETHODIMP
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CHNetAppProtocol::GetResponseRanges(
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USHORT *puscResponses,
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HNET_RESPONSE_RANGE *prgResponseRange[]
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)
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{
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HRESULT hr = S_OK;
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IWbemClassObject *pwcoProtocol;
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USHORT usResponses;
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VARIANT vt;
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IUnknown **rgUnknown;
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IWbemClassObject *pObj;
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|
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if (NULL != prgResponseRange)
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{
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*prgResponseRange = NULL;
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|
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if (NULL != puscResponses)
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{
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*puscResponses = 0;
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}
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else
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{
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hr = E_POINTER;
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}
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}
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else
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{
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hr = E_POINTER;
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}
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|
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if (S_OK == hr)
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{
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hr = GetProtocolObject(&pwcoProtocol);
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}
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|
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if (S_OK == hr)
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{
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//
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// Get the number of response ranges
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//
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hr = pwcoProtocol->Get(
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c_wszResponseCount,
|
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0,
|
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&vt,
|
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NULL,
|
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NULL
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);
|
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|
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if (WBEM_S_NO_ERROR == hr)
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{
|
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//
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// WMI uses V_I4 for it's uint16 type
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//
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_ASSERT(VT_I4 == V_VT(&vt));
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|
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usResponses = static_cast<USHORT>(V_I4(&vt));
|
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VariantClear(&vt);
|
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}
|
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|
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if (WBEM_S_NO_ERROR == hr)
|
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{
|
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//
|
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// Allocate enough memory for the output array.
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//
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|
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*prgResponseRange
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= reinterpret_cast<HNET_RESPONSE_RANGE*>(
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CoTaskMemAlloc(usResponses * sizeof(HNET_RESPONSE_RANGE))
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);
|
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|
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if (NULL == *prgResponseRange)
|
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{
|
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hr = E_OUTOFMEMORY;
|
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}
|
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}
|
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|
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if (WBEM_S_NO_ERROR == hr)
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{
|
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//
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// Retrieve the response array
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//
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|
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hr = pwcoProtocol->Get(
|
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c_wszResponseArray,
|
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0,
|
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&vt,
|
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NULL,
|
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NULL
|
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);
|
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}
|
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|
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pwcoProtocol->Release();
|
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}
|
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|
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if (WBEM_S_NO_ERROR == hr)
|
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{
|
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//
|
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// Process the array: for each element, QI for IWbemClassObject
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// and copy the range data into the return struct
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//
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|
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_ASSERT((VT_ARRAY | VT_UNKNOWN) == V_VT(&vt));
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|
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hr = SafeArrayAccessData(
|
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V_ARRAY(&vt),
|
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reinterpret_cast<void**>(&rgUnknown)
|
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);
|
|
|
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if (S_OK == hr)
|
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{
|
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for (USHORT i = 0; i < usResponses; i++)
|
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{
|
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hr = rgUnknown[i]->QueryInterface(
|
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IID_PPV_ARG(IWbemClassObject, &pObj)
|
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);
|
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|
|
_ASSERT(S_OK == hr);
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|
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hr = CopyResponseInstanceToStruct(
|
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pObj,
|
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&(*prgResponseRange)[i]
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);
|
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|
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pObj->Release();
|
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|
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if (FAILED(hr))
|
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{
|
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break;
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}
|
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}
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|
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SafeArrayUnaccessData(V_ARRAY(&vt));
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}
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|
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VariantClear(&vt);
|
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}
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|
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if (S_OK == hr)
|
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{
|
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*puscResponses = usResponses;
|
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}
|
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else if (prgResponseRange && *prgResponseRange)
|
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{
|
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CoTaskMemFree(*prgResponseRange);
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*prgResponseRange = NULL;
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}
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|
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return hr;
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}
|
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|
|
STDMETHODIMP
|
|
CHNetAppProtocol::SetResponseRanges(
|
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USHORT uscResponses,
|
|
HNET_RESPONSE_RANGE rgResponseRange[]
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IWbemClassObject *pwcoProtocol;
|
|
VARIANT vt;
|
|
|
|
if (TRUE == m_fBuiltIn)
|
|
{
|
|
//
|
|
// Can't change values for builtin protocols
|
|
//
|
|
|
|
hr = E_ACCESSDENIED;
|
|
}
|
|
else if (0 == uscResponses || NULL == rgResponseRange)
|
|
{
|
|
hr = E_INVALIDARG;
|
|
}
|
|
else
|
|
{
|
|
hr = GetProtocolObject(&pwcoProtocol);
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
VariantInit(&vt);
|
|
V_VT(&vt) = VT_ARRAY | VT_UNKNOWN;
|
|
|
|
hr = ConvertResponseRangeArrayToInstanceSafearray(
|
|
m_piwsHomenet,
|
|
uscResponses,
|
|
rgResponseRange,
|
|
&V_ARRAY(&vt)
|
|
);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
//
|
|
// Put the array and count properties
|
|
//
|
|
|
|
hr = pwcoProtocol->Put(
|
|
c_wszResponseArray,
|
|
0,
|
|
&vt,
|
|
NULL
|
|
);
|
|
|
|
VariantClear(&vt);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// WMI uses V_I4 for it's uint16 type
|
|
//
|
|
|
|
V_VT(&vt) = VT_I4;
|
|
V_I4(&vt) = uscResponses;
|
|
|
|
hr = pwcoProtocol->Put(
|
|
c_wszResponseCount,
|
|
0,
|
|
&vt,
|
|
NULL
|
|
);
|
|
}
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Write the instance back to the store
|
|
//
|
|
|
|
hr = m_piwsHomenet->PutInstance(
|
|
pwcoProtocol,
|
|
WBEM_FLAG_UPDATE_ONLY,
|
|
NULL,
|
|
NULL
|
|
);
|
|
}
|
|
|
|
pwcoProtocol->Release();
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetAppProtocol::GetBuiltIn(
|
|
BOOLEAN *pfBuiltIn
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (NULL != pfBuiltIn)
|
|
{
|
|
*pfBuiltIn = m_fBuiltIn;
|
|
}
|
|
else
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetAppProtocol::GetEnabled(
|
|
BOOLEAN *pfEnabled
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IWbemClassObject *pwcoProtocol;
|
|
|
|
if (NULL == pfEnabled)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else
|
|
{
|
|
hr = GetProtocolObject(&pwcoProtocol);
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = GetBooleanValue(
|
|
pwcoProtocol,
|
|
c_wszEnabled,
|
|
pfEnabled
|
|
);
|
|
|
|
pwcoProtocol->Release();
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetAppProtocol::SetEnabled(
|
|
BOOLEAN fEnable
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IWbemClassObject *pwcoProtocol;
|
|
|
|
hr = GetProtocolObject(&pwcoProtocol);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
hr = SetBooleanValue(
|
|
pwcoProtocol,
|
|
c_wszEnabled,
|
|
fEnable
|
|
);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Write the modified instance to the store
|
|
//
|
|
|
|
hr = m_piwsHomenet->PutInstance(
|
|
pwcoProtocol,
|
|
WBEM_FLAG_UPDATE_ONLY,
|
|
NULL,
|
|
NULL
|
|
);
|
|
}
|
|
|
|
pwcoProtocol->Release();
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Notify service of update.
|
|
//
|
|
|
|
UpdateService(IPNATHLP_CONTROL_UPDATE_SETTINGS);
|
|
}
|
|
|
|
return hr;
|
|
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetAppProtocol::Delete()
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (TRUE == m_fBuiltIn)
|
|
{
|
|
//
|
|
// Can't delete builtin protocols
|
|
//
|
|
|
|
hr = E_ACCESSDENIED;
|
|
}
|
|
else
|
|
{
|
|
hr = m_piwsHomenet->DeleteInstance(
|
|
m_bstrProtocol,
|
|
0,
|
|
NULL,
|
|
NULL
|
|
);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Notify service of update.
|
|
//
|
|
|
|
UpdateService(IPNATHLP_CONTROL_UPDATE_SETTINGS);
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
CHNetAppProtocol::GetProtocolObject(
|
|
IWbemClassObject **ppwcoInstance
|
|
)
|
|
|
|
{
|
|
_ASSERT(NULL != ppwcoInstance);
|
|
|
|
return GetWmiObjectFromPath(
|
|
m_piwsHomenet,
|
|
m_bstrProtocol,
|
|
ppwcoInstance
|
|
);
|
|
}
|