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1122 lines
24 KiB
1122 lines
24 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 P R T M A P . C P P
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//
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// Contents: CHNetPortMappingProtocol implementation
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//
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// Notes:
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//
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// Author: jonburs 22 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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#define STRSAFE_NO_DEPRECATE
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#include <strsafe.h>
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//
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// Atl methods
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//
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HRESULT
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CHNetPortMappingProtocol::FinalConstruct()
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{
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HRESULT hr = S_OK;
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m_bstrWQL = SysAllocString(c_wszWQL);
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if (NULL == m_bstrWQL)
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{
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hr = E_OUTOFMEMORY;
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}
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return hr;
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}
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HRESULT
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CHNetPortMappingProtocol::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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if (m_bstrWQL) SysFreeString(m_bstrWQL);
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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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CHNetPortMappingProtocol::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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if (WBEM_S_NO_ERROR == hr)
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{
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hr = GetWmiPathFromObject(pwcoInstance, &m_bstrProtocol);
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}
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if (WBEM_S_NO_ERROR == 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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// IHNetPortMappingProtocol methods
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//
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STDMETHODIMP
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CHNetPortMappingProtocol::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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else
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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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if (m_fBuiltIn)
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{
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UINT uiId;
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//
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// Attempt to convert the retrieved name to a resource
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// ID. (For localization purposes the names for builtin
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// protocols are stored as resources instead of directly
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// w/in the store.)
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//
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uiId = static_cast<UINT>(_wtoi(V_BSTR(&vt)));
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if (0 != uiId)
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{
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WCHAR wszBuffer[256];
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int iLength;
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iLength =
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LoadString(
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_Module.GetResourceInstance(),
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uiId,
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wszBuffer,
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sizeof(wszBuffer) / sizeof(WCHAR)
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);
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if (0 != iLength)
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{
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//
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// We were able to map the name to a resource. Allocate
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// the output buffer and copy over the resource string.
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//
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*ppszwName =
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reinterpret_cast<OLECHAR*>(
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CoTaskMemAlloc((iLength + 1) * sizeof(OLECHAR))
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);
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if (NULL != *ppszwName)
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{
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wcscpy(*ppszwName, wszBuffer);
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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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}
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}
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if (WBEM_S_NO_ERROR == hr && NULL == *ppszwName)
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{
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//
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// This isn't a builtin protocol, or we weren't able to map
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// the stored "name" to a resource. Allocate the output
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// buffer and copy over the retrieved BSTR.
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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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}
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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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CHNetPortMappingProtocol::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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return E_ACCESSDENIED;
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}
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else if (NULL == pszwName)
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{
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return E_INVALIDARG;
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}
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// bug 555896: should limit the length of untrusted input string
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// to some reasonable size. Am using INTERNET_MAX_HOST_NAME_LENGTH
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// (somewhat arbitrarily), which is 256.
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WCHAR szwName[INTERNET_MAX_HOST_NAME_LENGTH];
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StringCchCopyW (szwName, INTERNET_MAX_HOST_NAME_LENGTH, pszwName);
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hr = GetProtocolObject(&pwcoProtocol);
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if (S_OK == 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(szwName);
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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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CHNetPortMappingProtocol::GetIPProtocol(
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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_wszIPProtocol,
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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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CHNetPortMappingProtocol::SetIPProtocol(
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UCHAR ucProtocol
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)
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{
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BOOLEAN fProtocolChanged = TRUE;
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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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if (S_OK == hr)
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{
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UCHAR ucOldProtocol;
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hr = GetIPProtocol(&ucOldProtocol);
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if (S_OK == hr && ucProtocol == ucOldProtocol)
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{
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fProtocolChanged = FALSE;
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}
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}
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if (S_OK == hr && fProtocolChanged)
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{
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USHORT usPort;
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//
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// Make sure that this won't result in a duplicate
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//
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hr = GetPort(&usPort);
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if (S_OK == hr)
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{
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if (PortMappingProtocolExists(
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m_piwsHomenet,
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m_bstrWQL,
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usPort,
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ucProtocol
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))
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{
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//
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// This change would result in a duplicate
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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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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_wszIPProtocol,
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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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|
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if (S_OK == hr)
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{
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//
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// Update SharedAccess of the change
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//
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SendUpdateNotification();
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}
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}
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return hr;
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}
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STDMETHODIMP
|
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CHNetPortMappingProtocol::GetPort(
|
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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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|
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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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|
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if (S_OK == hr)
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{
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hr = pwcoProtocol->Get(
|
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c_wszPort,
|
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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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|
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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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|
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STDMETHODIMP
|
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CHNetPortMappingProtocol::SetPort(
|
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USHORT usPort
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)
|
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|
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{
|
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BOOLEAN fPortChanged = TRUE;
|
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HRESULT hr = S_OK;
|
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IWbemClassObject *pwcoProtocol;
|
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VARIANT vt;
|
|
|
|
if (TRUE == m_fBuiltIn)
|
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{
|
|
//
|
|
// Can't change values for builtin protocols
|
|
//
|
|
|
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hr = E_ACCESSDENIED;
|
|
}
|
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else if (0 == usPort)
|
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{
|
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hr = E_INVALIDARG;
|
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}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
USHORT usOldPort;
|
|
|
|
//
|
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// Check if the new value is the same as the old
|
|
//
|
|
|
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hr = GetPort(&usOldPort);
|
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if (S_OK == hr && usPort == usOldPort)
|
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{
|
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fPortChanged = FALSE;
|
|
}
|
|
}
|
|
|
|
if (S_OK == hr && fPortChanged)
|
|
{
|
|
UCHAR ucIPProtocol;
|
|
|
|
//
|
|
// Make sure that this won't result in a duplicate
|
|
//
|
|
|
|
hr = GetIPProtocol(&ucIPProtocol);
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
if (PortMappingProtocolExists(
|
|
m_piwsHomenet,
|
|
m_bstrWQL,
|
|
usPort,
|
|
ucIPProtocol
|
|
))
|
|
{
|
|
//
|
|
// This change would result in a duplicate
|
|
//
|
|
|
|
hr = HRESULT_FROM_WIN32(ERROR_OBJECT_ALREADY_EXISTS);
|
|
}
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = GetProtocolObject(&pwcoProtocol);
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
//
|
|
// WMI uses V_I4 for it's uint16 type
|
|
//
|
|
|
|
VariantInit(&vt);
|
|
V_VT(&vt) = VT_I4;
|
|
V_I4(&vt) = usPort;
|
|
|
|
hr = pwcoProtocol->Put(
|
|
c_wszPort,
|
|
0,
|
|
&vt,
|
|
NULL
|
|
);
|
|
|
|
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 (S_OK == hr)
|
|
{
|
|
//
|
|
// Update SharedAccess of the change
|
|
//
|
|
|
|
SendUpdateNotification();
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetPortMappingProtocol::GetBuiltIn(
|
|
BOOLEAN *pfBuiltIn
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (NULL != pfBuiltIn)
|
|
{
|
|
*pfBuiltIn = m_fBuiltIn;
|
|
}
|
|
else
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
|
|
return hr;
|
|
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetPortMappingProtocol::Delete()
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IEnumWbemClassObject *pwcoEnum;
|
|
IWbemClassObject *pwcoInstance;
|
|
BSTR bstrQuery = NULL;
|
|
ULONG ulCount;
|
|
|
|
if (TRUE == m_fBuiltIn)
|
|
{
|
|
//
|
|
// Can't delete builtin protocols
|
|
//
|
|
|
|
hr = E_ACCESSDENIED;
|
|
}
|
|
else
|
|
{
|
|
LPWSTR pwsz;
|
|
|
|
//
|
|
// Query for all HNet_ConnectionPortMapping instances
|
|
// that refer to this protocol -- i.e.,
|
|
//
|
|
// SELECT * FROM HNet_ConnectionPortMapping2 WHERE PROTOCOL = m_bstrProtocol
|
|
//
|
|
// We can't use a references query here since once we delete the
|
|
// protocol object that query won't return any results...
|
|
//
|
|
|
|
hr = BuildEscapedQuotedEqualsString(
|
|
&pwsz,
|
|
c_wszProtocol,
|
|
m_bstrProtocol
|
|
);
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = BuildSelectQueryBstr(
|
|
&bstrQuery,
|
|
c_wszStar,
|
|
c_wszHnetConnectionPortMapping,
|
|
pwsz
|
|
);
|
|
|
|
delete [] pwsz;
|
|
}
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
//
|
|
// Execute the query
|
|
//
|
|
|
|
pwcoEnum = NULL;
|
|
m_piwsHomenet->ExecQuery(
|
|
m_bstrWQL,
|
|
bstrQuery,
|
|
WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
|
|
NULL,
|
|
&pwcoEnum
|
|
);
|
|
|
|
//
|
|
// The query BSTR will be used again below
|
|
//
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Loop through the enumeration, making sure that each entry
|
|
// is disabled
|
|
//
|
|
|
|
do
|
|
{
|
|
pwcoInstance = NULL;
|
|
hr = pwcoEnum->Next(
|
|
WBEM_INFINITE,
|
|
1,
|
|
&pwcoInstance,
|
|
&ulCount
|
|
);
|
|
|
|
if (SUCCEEDED(hr) && 1 == ulCount)
|
|
{
|
|
HRESULT hr2;
|
|
CComObject<CHNetPortMappingBinding> *pBinding;
|
|
|
|
//
|
|
// Convert this to an actual CHNetPortMappingBinding so
|
|
// that we can disable it and generate the change
|
|
// notification for SharedAccess.
|
|
//
|
|
|
|
hr2 = CComObject<CHNetPortMappingBinding>::CreateInstance(&pBinding);
|
|
if (SUCCEEDED(hr2))
|
|
{
|
|
pBinding->AddRef();
|
|
|
|
hr2 = pBinding->Initialize(m_piwsHomenet, pwcoInstance);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr2 = pBinding->SetEnabled(FALSE);
|
|
}
|
|
|
|
pBinding->Release();
|
|
}
|
|
|
|
pwcoInstance->Release();
|
|
}
|
|
}
|
|
while (SUCCEEDED(hr) && 1 == ulCount);
|
|
|
|
pwcoEnum->Release();
|
|
hr = WBEM_S_NO_ERROR;
|
|
}
|
|
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Delete the protocol instance
|
|
//
|
|
|
|
hr = m_piwsHomenet->DeleteInstance(
|
|
m_bstrProtocol,
|
|
0,
|
|
NULL,
|
|
NULL
|
|
);
|
|
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
//
|
|
// Now that the protocol instance is gone enumerate and
|
|
// delete the bindings that refer to this instance. This
|
|
// needs to happen after the protocol instance is gone to
|
|
// prevent the instance from being recreated after we
|
|
// delete it here.
|
|
//
|
|
|
|
pwcoEnum = NULL;
|
|
m_piwsHomenet->ExecQuery(
|
|
m_bstrWQL,
|
|
bstrQuery,
|
|
WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
|
|
NULL,
|
|
&pwcoEnum
|
|
);
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
do
|
|
{
|
|
pwcoInstance = NULL;
|
|
hr = pwcoEnum->Next(
|
|
WBEM_INFINITE,
|
|
1,
|
|
&pwcoInstance,
|
|
&ulCount
|
|
);
|
|
|
|
if (SUCCEEDED(hr) && 1 == ulCount)
|
|
{
|
|
DeleteWmiInstance(m_piwsHomenet, pwcoInstance);
|
|
pwcoInstance->Release();
|
|
}
|
|
}
|
|
while (SUCCEEDED(hr) && 1 == ulCount);
|
|
|
|
pwcoEnum->Release();
|
|
hr = WBEM_S_NO_ERROR;
|
|
}
|
|
|
|
if ( WBEM_S_NO_ERROR == hr )
|
|
{
|
|
SendPortMappingListChangeNotification();
|
|
}
|
|
|
|
//
|
|
// bstrQuery is initialized to NULL at start, and SysFreeString
|
|
// can deal w/ NULL input, so it's safe to call this even on
|
|
// an error path.
|
|
//
|
|
|
|
SysFreeString(bstrQuery);
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
CHNetPortMappingProtocol::GetGuid(
|
|
GUID **ppGuid
|
|
)
|
|
|
|
{
|
|
HRESULT hr;
|
|
IWbemClassObject *pwcoInstance;
|
|
VARIANT vt;
|
|
|
|
if (NULL != ppGuid)
|
|
{
|
|
*ppGuid = reinterpret_cast<GUID*>(
|
|
CoTaskMemAlloc(sizeof(GUID))
|
|
);
|
|
|
|
if (NULL != *ppGuid)
|
|
{
|
|
hr = GetProtocolObject(&pwcoInstance);
|
|
}
|
|
else
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
hr = pwcoInstance->Get(
|
|
c_wszId,
|
|
0,
|
|
&vt,
|
|
NULL,
|
|
NULL
|
|
);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
ASSERT(VT_BSTR == V_VT(&vt));
|
|
|
|
hr = CLSIDFromString(V_BSTR(&vt), *ppGuid);
|
|
VariantClear(&vt);
|
|
}
|
|
|
|
pwcoInstance->Release();
|
|
}
|
|
|
|
if (FAILED(hr) && NULL != ppGuid && NULL != *ppGuid)
|
|
{
|
|
CoTaskMemFree(*ppGuid);
|
|
*ppGuid = NULL;
|
|
}
|
|
|
|
return hr;
|
|
|
|
}
|
|
|
|
//
|
|
// IHNetPrivate methods
|
|
//
|
|
|
|
STDMETHODIMP
|
|
CHNetPortMappingProtocol::GetObjectPath(
|
|
BSTR *pbstrPath
|
|
)
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (NULL != pbstrPath)
|
|
{
|
|
_ASSERT(m_bstrProtocol != NULL);
|
|
|
|
*pbstrPath = SysAllocString(m_bstrProtocol);
|
|
if (NULL == *pbstrPath)
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Private methods
|
|
//
|
|
|
|
HRESULT
|
|
CHNetPortMappingProtocol::GetProtocolObject(
|
|
IWbemClassObject **ppwcoInstance
|
|
)
|
|
|
|
{
|
|
_ASSERT(NULL != ppwcoInstance);
|
|
|
|
return GetWmiObjectFromPath(
|
|
m_piwsHomenet,
|
|
m_bstrProtocol,
|
|
ppwcoInstance
|
|
);
|
|
}
|
|
|
|
HRESULT
|
|
CHNetPortMappingProtocol::SendUpdateNotification()
|
|
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IEnumHNetPortMappingBindings *pEnum;
|
|
GUID *pProtocolGuid = NULL;
|
|
ISharedAccessUpdate *pUpdate;
|
|
|
|
if (IsServiceRunning(c_wszSharedAccess))
|
|
{
|
|
hr = GetGuid(&pProtocolGuid);
|
|
|
|
//
|
|
// Get the enumeration of enabled port mapping
|
|
// bindings for this protocol
|
|
//
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = GetEnabledBindingEnumeration(&pEnum);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = CoCreateInstance(
|
|
CLSID_SAUpdate,
|
|
NULL,
|
|
CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER | CLSCTX_DISABLE_AAA,
|
|
IID_PPV_ARG(ISharedAccessUpdate, &pUpdate)
|
|
);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
IHNetPortMappingBinding *pBinding;
|
|
IHNetConnection *pConnection;
|
|
GUID *pConnectionGuid;
|
|
ULONG ulCount;
|
|
|
|
do
|
|
{
|
|
hr = pEnum->Next(1, &pBinding, &ulCount);
|
|
if (SUCCEEDED(hr) && 1 == ulCount)
|
|
{
|
|
hr = pBinding->GetConnection(&pConnection);
|
|
pBinding->Release();
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pConnection->GetGuid(&pConnectionGuid);
|
|
pConnection->Release();
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pUpdate->ConnectionPortMappingChanged(
|
|
pConnectionGuid,
|
|
pProtocolGuid,
|
|
TRUE
|
|
);
|
|
CoTaskMemFree(pConnectionGuid);
|
|
}
|
|
}
|
|
}
|
|
while (SUCCEEDED(hr) && 1 == ulCount);
|
|
|
|
pUpdate->Release();
|
|
}
|
|
|
|
pEnum->Release();
|
|
}
|
|
}
|
|
|
|
if (NULL != pProtocolGuid)
|
|
{
|
|
CoTaskMemFree(pProtocolGuid);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
CHNetPortMappingProtocol::GetEnabledBindingEnumeration(
|
|
IEnumHNetPortMappingBindings **ppEnum
|
|
)
|
|
|
|
{
|
|
BSTR bstr;
|
|
HRESULT hr = S_OK;
|
|
OLECHAR *pwsz;
|
|
OLECHAR *pwszWhere;
|
|
|
|
_ASSERT(NULL != ppEnum);
|
|
|
|
//
|
|
// Generate the query string
|
|
//
|
|
|
|
hr = BuildEscapedQuotedEqualsString(
|
|
&pwsz,
|
|
c_wszProtocol,
|
|
m_bstrProtocol
|
|
);
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = BuildAndString(
|
|
&pwszWhere,
|
|
pwsz,
|
|
L"Enabled != FALSE"
|
|
);
|
|
|
|
delete [] pwsz;
|
|
}
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = BuildSelectQueryBstr(
|
|
&bstr,
|
|
c_wszStar,
|
|
c_wszHnetConnectionPortMapping,
|
|
pwszWhere
|
|
);
|
|
|
|
delete [] pwszWhere;
|
|
}
|
|
|
|
//
|
|
// Execute the query and build the enumerator
|
|
//
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
IEnumWbemClassObject *pwcoEnum = NULL;
|
|
|
|
hr = m_piwsHomenet->ExecQuery(
|
|
m_bstrWQL,
|
|
bstr,
|
|
WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
|
|
NULL,
|
|
&pwcoEnum
|
|
);
|
|
|
|
SysFreeString(bstr);
|
|
|
|
if (WBEM_S_NO_ERROR == hr)
|
|
{
|
|
CComObject<CEnumHNetPortMappingBindings> *pEnum;
|
|
hr = CComObject<CEnumHNetPortMappingBindings>::CreateInstance(&pEnum);
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
pEnum->AddRef();
|
|
hr = pEnum->Initialize(m_piwsHomenet, pwcoEnum);
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
hr = pEnum->QueryInterface(
|
|
IID_PPV_ARG(IEnumHNetPortMappingBindings, ppEnum)
|
|
);
|
|
}
|
|
|
|
pEnum->Release();
|
|
}
|
|
|
|
pwcoEnum->Release();
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|