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198 lines
4.6 KiB
198 lines
4.6 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: N E T I N E T . C P P
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//
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// Contents: Routines supporting RAS interoperability
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//
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// Notes:
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//
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// Author: billi 07 03 2001
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//
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// History:
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//
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//----------------------------------------------------------------------------
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#include "stdafx.h"
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#include "Util.h"
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#include "TheApp.h"
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#include <lmjoin.h>
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#include <devguid.h>
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#include "NetUtil.h"
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#include "NetInet.h"
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#define c_szIConnDwnAgent WIZARDNAME // agent for InternetOpen()
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HRESULT GetInternetAutodialMode( DWORD *pdwMode )
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//+---------------------------------------------------------------------------
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//
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// Function: GetInternetAutodialMode
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//
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// Purpose: Gets the Autodial mode setting in the IE5+ dialer
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//
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// Arguments: pdwMode AUTODIAL_MODE_NEVER
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// AUTODIAL_MODE_ALWAYS
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// AUTODIAL_MODE_NO_NETWORK_PRESENT
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//
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// Returns: HRESULT
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//
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// Author: billi 22/01/01
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//
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// Notes:
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//
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{
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HRESULT hr;
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ASSERT(NULL != pdwMode);
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if ( NULL != pdwMode )
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{
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HINTERNET hInternet;
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hr = S_OK;
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*pdwMode = 0;
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hInternet = InternetOpen( c_szIConnDwnAgent, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0 );
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if ( NULL == hInternet )
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{
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hr = HrFromLastWin32Error();
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}
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else
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{
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DWORD dwLength = sizeof(*pdwMode);
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// The flag only exists for IE5, this call
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// will have no effect if IE5 is not present.
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BOOL bOk = InternetQueryOption( hInternet,
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INTERNET_OPTION_AUTODIAL_MODE,
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pdwMode,
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&dwLength );
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if ( !bOk )
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{
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hr = HrFromLastWin32Error();
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}
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InternetCloseHandle( hInternet );
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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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return hr;
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}
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HRESULT HrSetInternetAutodialMode( DWORD dwMode )
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//+---------------------------------------------------------------------------
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//
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// Function: HrSetInternetAutodialMode
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//
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// Purpose: Sets the Autodial mode setting in the IE5+ dialer
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//
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// Arguments: dwMode AUTODIAL_MODE_NEVER
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// AUTODIAL_MODE_ALWAYS
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// AUTODIAL_MODE_NO_NETWORK_PRESENT
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//
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// Returns: HRESULT
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//
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// Author: billi 22/01/01
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//
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// Notes:
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//
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{
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HRESULT hr = S_OK;
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HINTERNET hInternet;
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hInternet = InternetOpen( c_szIConnDwnAgent, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0 );
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if ( NULL != hInternet )
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{
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// The flag only exists for IE5, this call
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// will have no effect if IE5 is not present.
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BOOL bOk = InternetSetOption( hInternet,
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INTERNET_OPTION_AUTODIAL_MODE,
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&dwMode,
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sizeof(dwMode) );
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if ( !bOk )
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{
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hr = HrFromLastWin32Error();
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}
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InternetCloseHandle( hInternet );
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}
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else
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{
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hr = HrFromLastWin32Error();
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}
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return hr;
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}
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HRESULT HrSetAutodial( DWORD dwMode )
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//+---------------------------------------------------------------------------
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//
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// Function: HrSetAutodial
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//
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// Purpose: Sets the specified network connection to the specified mode.
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//
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// Arguments: dwMode AUTODIAL_MODE_NEVER
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// AUTODIAL_MODE_ALWAYS
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// AUTODIAL_MODE_NO_NETWORK_PRESENT
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//
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// Returns: HRESULT
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//
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// Author: billi 22/01/01
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//
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// Notes:
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//
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{
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#ifdef SETAUTODIALMODEDOWNONLY
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DWORD dwCurrentMode;
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HRESULT hr;
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// If we are trying to set the autodial mode to an extreme then
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// we go ahead and set it.
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if ( AUTODIAL_MODE_NO_NETWORK_PRESENT != dwMode )
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{
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hr = HrSetInternetAutodialMode( dwMode );
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}
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else
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{
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// If we are trying to set autodial mode to AUTODIAL_MODE_NO_NETWORK_PRESENT
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// then we only need to set if the current state is AUTODIAL_MODE_ALWAYS.
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hr = GetInternetAutodialMode( &dwCurrentMode );
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if ( SUCCEEDED(hr) && ( AUTODIAL_MODE_ALWAYS == dwCurrentMode ) )
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{
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hr = HrSetInternetAutodialMode( dwMode );
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}
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}
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return hr;
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#else
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return HrSetInternetAutodialMode( dwMode );
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#endif
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}
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