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1864 lines
47 KiB
1864 lines
47 KiB
//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1997.
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//
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// File: cnetapi.cpp
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//
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// Contents: Network/SENS API wrappers
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//
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// Classes:
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//
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// Notes:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//--------------------------------------------------------------------------
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#include "precomp.h"
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// SENS DLL and function strings
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STRING_FILENAME(szSensApiDll, "SensApi.dll");
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STRING_INTERFACE(szIsNetworkAlive,"IsNetworkAlive");
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// RAS Dll and Function Strings
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STRING_FILENAME(szRasDll, "RASAPI32.DLL");
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// RAS function strings
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STRING_INTERFACE(szRasEnumConnectionsW,"RasEnumConnectionsW");
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STRING_INTERFACE(szRasEnumConnectionsA,"RasEnumConnectionsA");
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STRING_INTERFACE(szRasEnumEntriesA,"RasEnumEntriesA");
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STRING_INTERFACE(szRasEnumEntriesW,"RasEnumEntriesW");
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STRING_INTERFACE(szRasGetEntryPropertiesW,"RasGetEntryPropertiesW");
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STRING_INTERFACE(szRasGetErrorStringW,"RasGetErrorStringW");
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STRING_INTERFACE(szRasGetErrorStringA,"RasGetErrorStringA");
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STRING_INTERFACE(szRasGetAutodialParam, "RasGetAutodialParamA");
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STRING_INTERFACE(szRasSetAutodialParam, "RasSetAutodialParamA");
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#if 0
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RSTRING_INTERFACE(szRasDial,"RasDialW");
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STRING_INTERFACE(szRasHangup,"RasHangUpW");
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STRING_INTERFACE(szRasGetConnectStatus,"RasGetConnectStatusW");
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STRING_INTERFACE(szRasGetEntryDialParams,"RasGetEntryDialParamsW");
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STRING_INTERFACE(szRasGetAutodialParam, "RasGetAutodialParamW");
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STRING_INTERFACE(szRasSetAutodialParam, "RasSetAutodialParamW");
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STRING_INTERFACE(szRasDial,"RasDialA");
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STRING_INTERFACE(szRasHangup,"RasHangUpA");
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STRING_INTERFACE(szRasGetConnectStatus,"RasGetConnectStatusA");
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STRING_INTERFACE(szRasGetEntryDialParams,"RasGetEntryDialParamsA");
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#endif
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// wininet declarations
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// warning - IE 4.0 only exported InternetDial which was ANSI. IE5 has InternetDailA and
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// internetDialW. we always use InternetDial for Ansi. So we prefere InternetDialW but
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// must fall back to ANSI for IE 4.0
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STRING_FILENAME(szWinInetDll, "WININET.DLL");
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STRING_INTERFACE(szInternetDial,"InternetDial");
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STRING_INTERFACE(szInternetDialW,"InternetDialW");
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STRING_INTERFACE(szInternetHangup,"InternetHangUp");
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STRING_INTERFACE(szInternetAutodial,"InternetAutodial");
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STRING_INTERFACE(szInternetAutodialHangup,"InternetAutodialHangup");
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STRING_INTERFACE(szInternetQueryOption,"InternetQueryOptionA"); // always use the A Version
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STRING_INTERFACE(szInternetSetOption,"InternetSetOptionA"); // always use A Version
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// SENS install key under HKLM
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const WCHAR wszSensInstallKey[] = TEXT("Software\\Microsoft\\Mobile\\Sens");
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extern OSVERSIONINFOA g_OSVersionInfo; // osVersionInfo.
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::CNetApi, public
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//
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// Synopsis: Constructor
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//----------------------------------------------------------------------------
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CNetApi::CNetApi()
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{
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m_fTriedToLoadSens = FALSE;
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m_hInstSensApiDll = NULL;
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m_pIsNetworkAlive = NULL;
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m_fTriedToLoadRas = FALSE;
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m_hInstRasApiDll = NULL;
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m_pRasEnumConnectionsW = NULL;
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m_pRasEnumConnectionsA = NULL;
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m_pRasEnumEntriesA = NULL;
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m_pRasEnumEntriesW = NULL;
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m_pRasGetEntryPropertiesW = NULL;
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m_pRasGetErrorStringW = NULL;
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m_pRasGetErrorStringA = NULL;
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m_pRasGetAutodialParam = NULL;
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m_pRasSetAutodialParam = NULL;
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#if 0
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m_pRasDial = NULL;
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m_pRasHangup = NULL;
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m_pRasConnectStatus = NULL;
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m_pRasEntryGetDialParams = NULL;
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#endif // 0
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m_fTriedToLoadWinInet = FALSE;
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m_hInstWinInetDll = NULL;
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m_pInternetDial = NULL;
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m_pInternetDialW = NULL;
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m_pInternetHangUp = NULL;
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m_pInternetAutodial = NULL;
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m_pInternetAutodialHangup = NULL;
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m_pInternetQueryOption = NULL;
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m_pInternetSetOption = NULL;
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m_fIsUnicode = WideWrapIsUnicode();
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m_cRefs = 1;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::~CNetApi, public
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//
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// Synopsis: Destructor
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//----------------------------------------------------------------------------
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CNetApi::~CNetApi()
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{
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Assert(0 == m_cRefs);
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if (NULL != m_hInstSensApiDll)
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{
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FreeLibrary(m_hInstSensApiDll);
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}
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if (NULL != m_hInstWinInetDll)
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{
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FreeLibrary(m_hInstWinInetDll);
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}
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if (NULL != m_hInstRasApiDll)
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{
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FreeLibrary(m_hInstWinInetDll);
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}
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}
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//+-------------------------------------------------------------------------
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//
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// Method: CNetApi::QueryInterface
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//
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// Synopsis: Increments refcount
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//
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// History: 31-Jul-1998 SitaramR Created
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//
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//--------------------------------------------------------------------------
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STDMETHODIMP CNetApi::QueryInterface( REFIID, LPVOID* )
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{
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AssertSz(0,"E_NOTIMPL");
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return E_NOINTERFACE;
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}
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//+-------------------------------------------------------------------------
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//
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// Method: CNetApiXf
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//
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// Synopsis: Increments refcount
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//
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// History: 31-Jul-1998 SitaramR Created
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//
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//--------------------------------------------------------------------------
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STDMETHODIMP_(ULONG) CNetApi::AddRef()
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{
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DWORD dwTmp = InterlockedIncrement( (long *) &m_cRefs );
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return dwTmp;
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}
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//+-------------------------------------------------------------------------
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//
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// Method: CNetApi::Release
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//
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// Synopsis: Decrement refcount. Delete if necessary.
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//
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// History: 31-Jul-1998 SitaramR Created
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//
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//--------------------------------------------------------------------------
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STDMETHODIMP_(ULONG) CNetApi::Release()
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{
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Assert( m_cRefs > 0 );
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DWORD dwTmp = InterlockedDecrement( (long *) &m_cRefs );
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if ( 0 == dwTmp )
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delete this;
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return dwTmp;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::LoadSensDll
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//
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// Synopsis: Trys to Load Sens Library.
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//
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// Arguments:
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//
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// Returns: NOERROR if successfull.
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//
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// Modifies:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CNetApi::LoadSensDll()
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{
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HRESULT hr = S_FALSE;
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if (m_fTriedToLoadSens)
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{
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return m_hInstSensApiDll ? NOERROR : S_FALSE;
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}
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CLock lock(this);
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lock.Enter();
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if (!m_fTriedToLoadSens)
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{
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Assert(NULL == m_hInstSensApiDll);
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m_hInstSensApiDll = LoadLibrary(szSensApiDll);
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if (m_hInstSensApiDll)
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{
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// for now, don't return an error is GetProc Fails but check in each function.
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m_pIsNetworkAlive = (ISNETWORKALIVE)
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GetProcAddress(m_hInstSensApiDll, szIsNetworkAlive);
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}
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if (NULL == m_hInstSensApiDll
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|| NULL == m_pIsNetworkAlive)
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{
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hr = S_FALSE;
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if (m_hInstSensApiDll)
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{
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FREE(m_hInstSensApiDll);
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m_hInstSensApiDll = NULL;
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}
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}
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else
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{
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hr = NOERROR;
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}
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m_fTriedToLoadSens = TRUE; // set after all initialization is done.
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}
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else
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{
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hr = m_hInstSensApiDll ? NOERROR : S_FALSE;
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}
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lock.Leave();
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::IsNetworkAlive, public
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//
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// Synopsis: Calls the Sens IsNetworkAlive API.
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//
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// Arguments:
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//
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// Returns: IsNetworkAlive results or FALSE is failed to load
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// sens or import.
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//
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// Modifies:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP_(BOOL) CNetApi::IsNetworkAlive(LPDWORD lpdwFlags)
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{
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//
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// Sens load fail is not an error
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//
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LoadSensDll();
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BOOL fResult = FALSE;
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if (NULL == m_pIsNetworkAlive)
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{
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DWORD cbNumEntries;
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RASCONN *pWanConnections;
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// if couldn't load export see if there are any WAN Connections.
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if (NOERROR == GetWanConnections(&cbNumEntries,&pWanConnections))
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{
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if (cbNumEntries)
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{
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fResult = TRUE;
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*lpdwFlags = NETWORK_ALIVE_WAN;
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}
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if (pWanConnections)
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{
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FreeWanConnections(pWanConnections);
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}
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}
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// for testing without sens
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// fResult = TRUE;
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// *lpdwFlags |= NETWORK_ALIVE_LAN;
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// end of testing without sens
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}
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else
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{
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fResult = m_pIsNetworkAlive(lpdwFlags);
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}
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return fResult;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::IsSensInstalled, public
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//
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// Synopsis: Determines if SENS is installed on the System.
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//
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// Arguments:
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//
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// Returns: TRUE if sens is installed
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//
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// Modifies:
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//
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// History: 12-Aug-98 Kyle Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP_(BOOL) CNetApi::IsSensInstalled(void)
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{
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HKEY hkResult;
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BOOL fResult = FALSE;
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if (ERROR_SUCCESS == RegOpenKeyExXp(HKEY_LOCAL_MACHINE,wszSensInstallKey,0,
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KEY_READ,&hkResult,FALSE /*fSetSecurity*/))
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{
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fResult = TRUE;
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RegCloseKey(hkResult);
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}
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return fResult;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::GetWanConnections, public
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//
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// Synopsis: returns an array of Active Wan connections.
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// up to the caller to free RasEntries structure when done.
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//
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// Arguments: [out] [cbNumEntries] - Number of Connections found
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// [out] [pWanConnections] - Array of Connections found.
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//
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// Returns: IsNetworkAlive results or FALSE is failed to load
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// sens or import.
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//
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// Modifies:
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//
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// History: 08-Dec-97 rogerg Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CNetApi::GetWanConnections(DWORD *cbNumEntries,RASCONN **pWanConnections)
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{
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DWORD dwError = -1;
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DWORD dwSize;
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DWORD cConnections;
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*pWanConnections = NULL;
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*pWanConnections = 0;
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LPRASCONN lpRasConn;
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dwSize = sizeof(RASCONN);
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lpRasConn = (LPRASCONN) ALLOC(dwSize);
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if(lpRasConn)
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{
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lpRasConn->dwSize = sizeof(RASCONN);
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cConnections = 0;
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dwError = RasEnumConnections(lpRasConn, &dwSize, &cConnections);
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if (dwError == ERROR_BUFFER_TOO_SMALL)
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{
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dwSize = lpRasConn->dwSize; // get size needed
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FREE(lpRasConn);
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lpRasConn = (LPRASCONN) ALLOC(dwSize);
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if(lpRasConn)
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{
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lpRasConn->dwSize = sizeof(RASCONN);
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cConnections = 0;
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dwError = RasEnumConnections(lpRasConn, &dwSize, &cConnections);
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}
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}
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}
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if (!dwError && lpRasConn)
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{
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*cbNumEntries = cConnections;
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*pWanConnections = lpRasConn;
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return NOERROR;
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}
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else
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{
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if (lpRasConn)
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{
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FREE(lpRasConn);
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}
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}
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return S_FALSE;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::FreeWanConnections, public
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//
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// Synopsis: Called by caller to free up memory
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// allocated by GetWanConnections.
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//
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// Arguments: [in] [pWanConnections] - WanConnection Array to free
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//
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// Returns:
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//
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// Modifies:
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//
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// History: 08-Dec-98 rogerg Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CNetApi::FreeWanConnections(RASCONN *pWanConnections)
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{
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Assert(pWanConnections);
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if (pWanConnections)
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{
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FREE(pWanConnections);
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}
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return NOERROR;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CNetApi::RasEnumConnections, public
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//
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// Synopsis: Wraps RasEnumConnections.
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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// History: 02-Aug-98 rogerg Created.
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP_(DWORD) CNetApi::RasEnumConnections(LPRASCONNW lprasconn,LPDWORD lpcb,LPDWORD lpcConnections)
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{
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DWORD dwReturn = -1;
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if (NOERROR != LoadRasApiDll())
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return -1;
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if(m_fIsUnicode && m_pRasEnumConnectionsW)
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{
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dwReturn = (*m_pRasEnumConnectionsW)(lprasconn,lpcb,lpcConnections);
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}
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else if (m_pRasEnumConnectionsA)
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{
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DWORD cbNumRasConn;
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LPRASCONNA pRasConnA = NULL;
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DWORD cbBufSizeA;
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// allocate number of RASCONNA names that can
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// be thunked back to RASCONNW.
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cbNumRasConn = (*lpcb)/sizeof(RASCONNW);
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Assert(cbNumRasConn > 0);
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cbBufSizeA = cbNumRasConn*sizeof(RASCONNA);
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if (cbBufSizeA)
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{
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pRasConnA = (LPRASCONNA) ALLOC(cbBufSizeA);
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if (pRasConnA)
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{
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pRasConnA->dwSize = sizeof(RASCONNA);
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}
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}
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dwReturn = (*m_pRasEnumConnectionsA)(pRasConnA,&cbBufSizeA,lpcConnections);
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|
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// fudge and say the cbBufSize necessary is the returned size *2 so
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// wide enough for WCHAR
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*lpcb = cbBufSizeA*2;
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// if no error thunk then entries back to WCHAR.
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if (0 == dwReturn && pRasConnA)
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{
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DWORD dwEntries = *lpcConnections;
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LPRASCONNA pCurRasEntryNameA = pRasConnA;
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LPRASCONNW pCurRasEntryNameW = lprasconn;
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int iFailCount = 0;
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while (dwEntries--)
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{
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//!!! we only conver the entry name if need other fields
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// will have to convert these as well.
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if (!ConvertString(pCurRasEntryNameW->szEntryName,pCurRasEntryNameA->szEntryName
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,sizeof(pCurRasEntryNameW->szEntryName)))
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{
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++iFailCount;
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}
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++pCurRasEntryNameW;
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++pCurRasEntryNameA;
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}
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if (iFailCount)
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{
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Assert(0 == iFailCount);
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dwReturn = -1;
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}
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}
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if (pRasConnA)
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{
|
|
FREE(pRasConnA);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
return dwReturn;
|
|
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::GetConnectionStatus, private
|
|
//
|
|
// Synopsis: Given a Connection Name determines if the connection
|
|
// has already been established.
|
|
// Also set ths WanActive flag to indicate if there are any
|
|
// existing RAS connections.
|
|
//
|
|
// Arguments: [pszConnectionName] - Name of the Connection
|
|
// [out] [fConnected] - Indicates if specified connection is currently connected.
|
|
// [out] [fCanEstablishConnection] - Flag indicates if the connection is not found can establish it.
|
|
//
|
|
// Returns: NOERROR if the dll was sucessfully loaded
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::GetConnectionStatus(LPCTSTR pszConnectionName,DWORD dwConnectionType,BOOL *fConnected,BOOL *fCanEstablishConnection)
|
|
{
|
|
*fConnected = FALSE;
|
|
*fCanEstablishConnection = FALSE;
|
|
|
|
// if this is a lan connection then see if network is alive,
|
|
// else go through the Ras apis.
|
|
if (CNETAPI_CONNECTIONTYPELAN == dwConnectionType)
|
|
{
|
|
DWORD dwFlags;
|
|
|
|
if (IsNetworkAlive(&dwFlags)
|
|
&& (dwFlags & NETWORK_ALIVE_LAN) )
|
|
{
|
|
*fConnected = TRUE;
|
|
}
|
|
}
|
|
else
|
|
{ // check for Ras Connections.
|
|
RASCONN *pWanConnections;
|
|
DWORD cbNumConnections;
|
|
|
|
|
|
if (NOERROR == GetWanConnections(&cbNumConnections,&pWanConnections))
|
|
{
|
|
*fCanEstablishConnection = TRUE;
|
|
if (cbNumConnections > 0)
|
|
{
|
|
*fCanEstablishConnection = FALSE;
|
|
|
|
// loop through the entries to see if this connection is already
|
|
// connected.
|
|
while (cbNumConnections)
|
|
{
|
|
cbNumConnections--;
|
|
|
|
if (0 == lstrcmp(pWanConnections[cbNumConnections].szEntryName,pszConnectionName))
|
|
{
|
|
*fConnected = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (pWanConnections)
|
|
{
|
|
FreeWanConnections(pWanConnections);
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
#if 0
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasDial, private
|
|
//
|
|
// Synopsis: Given a Connection tries to dial it.
|
|
//
|
|
// Arguments: [pszConnectionName]
|
|
|
|
// Returns: NOERROR if the dial was successfull.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasDial(TCHAR *pszConnectionName,HRASCONN *phRasConn)
|
|
{
|
|
DWORD dwErr = -1;
|
|
RASDIALPARAMS rasDialParams;
|
|
|
|
*phRasConn = 0;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
|
|
memset(&rasDialParams,0,sizeof(RASDIALPARAMS));
|
|
rasDialParams.dwSize = sizeof(RASDIALPARAMS);
|
|
lstrcpy(rasDialParams.szEntryName,pszConnectionName);
|
|
|
|
dwErr = (*m_pRasDial)( NULL, NULL, &rasDialParams, 0,
|
|
NULL, phRasConn);
|
|
|
|
|
|
if(dwErr)
|
|
{
|
|
if(*phRasConn)
|
|
{
|
|
m_pRasHangup(*phRasConn);
|
|
*phRasConn = 0;
|
|
}
|
|
|
|
}
|
|
|
|
return dwErr;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasDialDlg, public
|
|
//
|
|
// Synopsis: Given a Connection tries to dial it.
|
|
//
|
|
// Arguments: [pszConnectionName]
|
|
// [phRasConn] - return HRASCONN if dial was successful.
|
|
//
|
|
// Returns: NOERROR if the dial was successfull.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasDialDlg(TCHAR *pszConnectionName,HRASCONN *phRasConn)
|
|
{
|
|
CRasDialDlg *pRasDialDlg = NULL;
|
|
DWORD dwErr = -1;
|
|
|
|
*phRasConn = 0;
|
|
|
|
if (NOERROR == LoadRasApiDll())
|
|
{
|
|
|
|
pRasDialDlg = new CRasDialDlg(this);
|
|
|
|
if (NULL != pRasDialDlg)
|
|
{
|
|
dwErr = pRasDialDlg->Dial(pszConnectionName,phRasConn);
|
|
delete pRasDialDlg;
|
|
}
|
|
}
|
|
|
|
return dwErr;
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasDialProc, public
|
|
//
|
|
// Synopsis: Directly calls RasDial()
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: Appropriate Error codes
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasDialProc(LPRASDIALEXTENSIONS lpRasDialExtensions,
|
|
LPTSTR lpszPhonebook, LPRASDIALPARAMS lpRasDialParams,
|
|
DWORD dwNotifierType, LPVOID lpvNotifier,
|
|
LPHRASCONN phRasConn)
|
|
{
|
|
DWORD dwErr = -1;
|
|
CRasDialDlg *pRasDialDlg = NULL;
|
|
|
|
|
|
*phRasConn = 0;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
dwErr = (*m_pRasDial)( lpRasDialExtensions, lpszPhonebook, lpRasDialParams,
|
|
dwNotifierType,lpvNotifier,phRasConn);
|
|
|
|
if(dwErr)
|
|
{
|
|
if(*phRasConn)
|
|
{
|
|
m_pRasHangup(*phRasConn);
|
|
*phRasConn = 0;
|
|
}
|
|
}
|
|
|
|
return dwErr;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasHangUpProc, public
|
|
//
|
|
// Synopsis: Directly calls RasDial()
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: Appropriate Error codes
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasHangUpProc( HRASCONN hrasconn)
|
|
{
|
|
DWORD dwErr = -1;
|
|
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
dwErr = m_pRasHangup(hrasconn);
|
|
|
|
return dwErr;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasGetConnectStatusProc, public
|
|
//
|
|
// Synopsis: Directly calls RasGetConnectStatus()
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: Appropriate Error codes
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasGetConnectStatusProc(HRASCONN hrasconn,LPRASCONNSTATUS lprasconnstatus)
|
|
{
|
|
DWORD dwErr = -1;
|
|
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
dwErr = m_pRasConnectStatus(hrasconn,lprasconnstatus);
|
|
|
|
return dwErr;
|
|
}
|
|
#endif // if 0
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasGetErrorStringProc, public
|
|
//
|
|
// Synopsis: Directly calls RasGetErrorString()
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: Appropriate Error codes
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(DWORD) CNetApi::RasGetErrorStringProc( UINT uErrorValue, LPTSTR lpszErrorString,DWORD cBufSize)
|
|
{
|
|
DWORD dwErr = -1;
|
|
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
if ( m_fIsUnicode && m_pRasGetErrorStringW)
|
|
{
|
|
dwErr = m_pRasGetErrorStringW(uErrorValue,lpszErrorString,cBufSize);
|
|
}
|
|
else
|
|
{
|
|
XArray<CHAR> xszErrString;
|
|
BOOL fOk = xszErrString.Init( cBufSize );
|
|
if ( !fOk )
|
|
{
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return dwErr;
|
|
}
|
|
|
|
dwErr = m_pRasGetErrorStringA( uErrorValue, xszErrString.Get(), cBufSize );
|
|
if ( dwErr != ERROR_SUCCESS )
|
|
return dwErr;
|
|
|
|
XArray<WCHAR> xwszOutErr;
|
|
fOk = ConvertMultiByteToWideChar( xszErrString.Get(), xwszOutErr );
|
|
if ( !fOk )
|
|
{
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return -1;
|
|
}
|
|
|
|
ULONG ulLen = lstrlenX( xwszOutErr.Get() );
|
|
if ( ulLen > cBufSize-1 )
|
|
{
|
|
//
|
|
// Truncate error message to fit
|
|
//
|
|
lstrcpynX( lpszErrorString, xwszOutErr.Get(), cBufSize-1 );
|
|
lpszErrorString[cBufSize-1] = 0;
|
|
}
|
|
else
|
|
lstrcpyX( lpszErrorString, xwszOutErr.Get() );
|
|
}
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
|
|
#if 0
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasGetEntryDialParamsProc, public
|
|
//
|
|
// Synopsis: Directly calls RasGetEntryDialParams()
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: Appropriate Error codes
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(DWORD) CNetApi::RasGetEntryDialParamsProc(LPCTSTR lpszPhonebook,LPRASDIALPARAMS lprasdialparams,LPBOOL lpfPassword)
|
|
{
|
|
DWORD dwErr = -1;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
dwErr = m_pRasEntryGetDialParams(lpszPhonebook,lprasdialparams,lpfPassword);
|
|
|
|
return dwErr;
|
|
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasHangup, public
|
|
//
|
|
// Synopsis: Hangs up a Ras Connection.
|
|
//
|
|
// Arguments: [hRasConn] - Ras Connection to Terminate
|
|
|
|
// Returns: NOERROR if the hangup was successfull.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::RasHangup(HRASCONN hRasConn)
|
|
{
|
|
DWORD dwErr = 0;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return S_FALSE;
|
|
|
|
dwErr = m_pRasHangup(hRasConn);
|
|
|
|
return dwErr;
|
|
}
|
|
#endif // if 0
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasEnumEntries, public
|
|
//
|
|
// Synopsis: wraps RasEnumEntries
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns:
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Aug-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
DWORD CNetApi::RasEnumEntries(LPWSTR reserved,LPWSTR lpszPhoneBook,
|
|
LPRASENTRYNAME lprasEntryName,LPDWORD lpcb,LPDWORD lpcEntries)
|
|
{
|
|
DWORD dwReturn = -1;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return -1;
|
|
|
|
if(m_fIsUnicode && m_pRasEnumEntriesW)
|
|
{
|
|
BOOL fIsNT = (g_OSVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT);
|
|
|
|
// if NT 5.0 or greater need to call enum with NT 5 size
|
|
// or entries will be missing.
|
|
if (fIsNT && g_OSVersionInfo.dwMajorVersion >= 5)
|
|
{
|
|
dwReturn = RasEnumEntriesNT50(reserved,lpszPhoneBook,
|
|
lprasEntryName,lpcb,lpcEntries);
|
|
}
|
|
else
|
|
{
|
|
dwReturn = (*m_pRasEnumEntriesW)(reserved,lpszPhoneBook,
|
|
lprasEntryName,lpcb,lpcEntries);
|
|
}
|
|
}
|
|
else if (m_pRasEnumEntriesA)
|
|
{
|
|
DWORD cbNumRasEntries;
|
|
LPRASENTRYNAMEA pRasEntryNameA = NULL;
|
|
DWORD cbBufSizeA;
|
|
|
|
Assert(NULL == reserved);
|
|
Assert(NULL == lpszPhoneBook);
|
|
|
|
// allocate number of RASENTRYA names that can
|
|
// be thunked back to RASENTRYW.
|
|
|
|
cbNumRasEntries = (*lpcb)/sizeof(RASENTRYNAMEW);
|
|
|
|
Assert(cbNumRasEntries > 0);
|
|
|
|
cbBufSizeA = cbNumRasEntries*sizeof(RASENTRYNAMEA);
|
|
|
|
if (cbBufSizeA)
|
|
{
|
|
pRasEntryNameA = (LPRASENTRYNAMEA) ALLOC(cbBufSizeA);
|
|
|
|
if (pRasEntryNameA)
|
|
{
|
|
pRasEntryNameA->dwSize = sizeof(RASENTRYNAMEA);
|
|
}
|
|
}
|
|
|
|
dwReturn = (*m_pRasEnumEntriesA)(NULL,NULL,
|
|
pRasEntryNameA,&cbBufSizeA,lpcEntries);
|
|
|
|
|
|
// fudge and say the cbBufSize necessary is the returned size *2 so
|
|
// wide enough for WCHAR
|
|
|
|
*lpcb = cbBufSizeA*2;
|
|
|
|
// if no error thunk then entries back to WCHAR.
|
|
|
|
if (0 == dwReturn && pRasEntryNameA)
|
|
{
|
|
DWORD dwEntries = *lpcEntries;
|
|
LPRASENTRYNAMEA pCurRasEntryNameA = pRasEntryNameA;
|
|
LPRASENTRYNAMEW pCurRasEntryNameW = lprasEntryName;
|
|
int iFailCount = 0;
|
|
|
|
while (dwEntries--)
|
|
{
|
|
if (!ConvertString(pCurRasEntryNameW->szEntryName,pCurRasEntryNameA->szEntryName
|
|
,sizeof(pCurRasEntryNameW->szEntryName)))
|
|
{
|
|
++iFailCount;
|
|
}
|
|
|
|
++pCurRasEntryNameW;
|
|
++pCurRasEntryNameA;
|
|
}
|
|
|
|
if (iFailCount)
|
|
{
|
|
Assert(0 == iFailCount);
|
|
dwReturn = -1;
|
|
}
|
|
|
|
}
|
|
|
|
if (pRasEntryNameA)
|
|
{
|
|
FREE(pRasEntryNameA);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
return dwReturn;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasGetAutodial
|
|
//
|
|
// Synopsis: Gets the autodial state
|
|
//
|
|
// Arguments: [fEnabled] - Whether Ras autodial is enabled or disabled returned here
|
|
//
|
|
// History: 28-Jul-98 SitaramR Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::RasGetAutodial( BOOL& fEnabled )
|
|
{
|
|
//
|
|
// In case of failures the default is to assume that Ras autodial is enabled
|
|
//
|
|
fEnabled = TRUE;
|
|
|
|
if (NOERROR != LoadRasApiDll())
|
|
return NOERROR;
|
|
|
|
if ( m_pRasGetAutodialParam == NULL )
|
|
return NOERROR;
|
|
|
|
DWORD dwValue;
|
|
DWORD dwSize = sizeof(dwValue);
|
|
DWORD dwRet = m_pRasGetAutodialParam( RASADP_LoginSessionDisable,
|
|
&dwValue,
|
|
&dwSize );
|
|
if ( dwRet == ERROR_SUCCESS )
|
|
{
|
|
Assert( dwSize == sizeof(dwValue) );
|
|
fEnabled = (dwValue == 0);
|
|
}
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::RasSetAutodial
|
|
//
|
|
// Synopsis: Sets the autodial state
|
|
//
|
|
// Arguments: [fEnabled] - Whether Ras is to be enabled or disabled
|
|
//
|
|
// History: 28-Jul-98 SitaramR Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::RasSetAutodial( BOOL fEnabled )
|
|
{
|
|
//
|
|
// Ignore failures
|
|
//
|
|
if (NOERROR != LoadRasApiDll())
|
|
return NOERROR;
|
|
|
|
if ( m_pRasGetAutodialParam == NULL )
|
|
return NOERROR;
|
|
|
|
DWORD dwValue = !fEnabled;
|
|
DWORD dwRet = m_pRasSetAutodialParam( RASADP_LoginSessionDisable,
|
|
&dwValue,
|
|
sizeof(dwValue) );
|
|
return NOERROR;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::LoadRasApiDll, private
|
|
//
|
|
// Synopsis: If not already loaded, loads the RasApi Dll.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: NOERROR if the dll was sucessfully loaded
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 08-Dec-97 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
HRESULT CNetApi::LoadRasApiDll()
|
|
{
|
|
HRESULT hr = S_FALSE;;
|
|
|
|
if (m_fTriedToLoadRas)
|
|
{
|
|
return m_hInstRasApiDll ? NOERROR : S_FALSE;
|
|
}
|
|
|
|
CLock lock(this);
|
|
lock.Enter();
|
|
|
|
if (!m_fTriedToLoadRas)
|
|
{
|
|
Assert(NULL == m_hInstRasApiDll);
|
|
m_hInstRasApiDll = NULL;
|
|
|
|
if (IsRasInstalled())
|
|
{
|
|
|
|
m_hInstRasApiDll = LoadLibrary(szRasDll);
|
|
|
|
if (m_hInstRasApiDll)
|
|
{
|
|
m_pRasEnumConnectionsW = (RASENUMCONNECTIONSW)
|
|
GetProcAddress(m_hInstRasApiDll, szRasEnumConnectionsW);
|
|
m_pRasEnumConnectionsA = (RASENUMCONNECTIONSA)
|
|
GetProcAddress(m_hInstRasApiDll, szRasEnumConnectionsA);
|
|
|
|
m_pRasEnumEntriesA = (RASENUMENTRIESPROCA)
|
|
GetProcAddress(m_hInstRasApiDll, szRasEnumEntriesA);
|
|
|
|
m_pRasEnumEntriesW = (RASENUMENTRIESPROCW)
|
|
GetProcAddress(m_hInstRasApiDll, szRasEnumEntriesW);
|
|
|
|
m_pRasGetEntryPropertiesW = (RASGETENTRYPROPERTIESPROC)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetEntryPropertiesW);
|
|
|
|
#if 0
|
|
m_pRasDial = (RASDIAL)
|
|
GetProcAddress(m_hInstRasApiDll, szRasDial);
|
|
|
|
m_pRasHangup = (RASHANGUP)
|
|
GetProcAddress(m_hInstRasApiDll, szRasHangup);
|
|
|
|
m_pRasEntryGetDialParams = (RASGETENTRYDIALPARAMSPROC)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetEntryDialParams);
|
|
|
|
|
|
m_pRasConnectStatus = (RASGETCONNECTSTATUSPROC)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetConnectStatus);
|
|
|
|
#endif // 0
|
|
m_pRasGetErrorStringW = (RASGETERRORSTRINGPROCW)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetErrorStringW);
|
|
m_pRasGetErrorStringA = (RASGETERRORSTRINGPROCA)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetErrorStringA);
|
|
|
|
m_pRasGetAutodialParam = (RASGETAUTODIALPARAM)
|
|
GetProcAddress(m_hInstRasApiDll, szRasGetAutodialParam);
|
|
|
|
m_pRasSetAutodialParam = (RASSETAUTODIALPARAM)
|
|
GetProcAddress(m_hInstRasApiDll, szRasSetAutodialParam);
|
|
}
|
|
}
|
|
|
|
//
|
|
// No check for Get/SetAutodialParam because they don't exist on Win 95
|
|
//
|
|
if (NULL == m_hInstRasApiDll
|
|
|| NULL == m_hInstRasApiDll
|
|
|| NULL == m_pRasEnumConnectionsA
|
|
|| NULL == m_pRasGetErrorStringA
|
|
|| NULL == m_pRasEnumEntriesA
|
|
#if 0
|
|
|| NULL == m_pRasDial
|
|
|| NULL == m_pRasConnectStatus
|
|
|| NULL == m_pRasHangup
|
|
|| NULL == m_pRasEntryGetDialParams
|
|
#endif // 0
|
|
)
|
|
{
|
|
|
|
if (m_hInstRasApiDll)
|
|
{
|
|
FreeLibrary(m_hInstRasApiDll);
|
|
m_hInstRasApiDll = NULL;
|
|
}
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
else
|
|
{
|
|
hr = NOERROR;
|
|
}
|
|
|
|
m_fTriedToLoadRas = TRUE; // set after all init is done.
|
|
}
|
|
else
|
|
{
|
|
hr = m_hInstRasApiDll ? NOERROR : S_FALSE;
|
|
}
|
|
|
|
lock.Leave();
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::LoadWinInetDll, private
|
|
//
|
|
// Synopsis: If not already loaded, loads the WinInet Dll.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: NOERROR if the dll was sucessfully loaded
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
HRESULT CNetApi::LoadWinInetDll()
|
|
{
|
|
|
|
if (m_fTriedToLoadWinInet)
|
|
{
|
|
return m_hInstWinInetDll ? NOERROR : S_FALSE;
|
|
}
|
|
|
|
CLock lock(this);
|
|
lock.Enter();
|
|
|
|
HRESULT hr = NOERROR;
|
|
|
|
if (!m_fTriedToLoadWinInet)
|
|
{
|
|
Assert(NULL == m_hInstWinInetDll);
|
|
|
|
m_hInstWinInetDll = LoadLibrary(szWinInetDll);
|
|
|
|
if (m_hInstWinInetDll)
|
|
{
|
|
m_pInternetDial = (INTERNETDIAL) GetProcAddress(m_hInstWinInetDll, szInternetDial);
|
|
m_pInternetDialW = (INTERNETDIALW) GetProcAddress(m_hInstWinInetDll, szInternetDialW);
|
|
m_pInternetHangUp = (INTERNETHANGUP) GetProcAddress(m_hInstWinInetDll, szInternetHangup);
|
|
m_pInternetAutodial = (INTERNETAUTODIAL) GetProcAddress(m_hInstWinInetDll, szInternetAutodial);
|
|
m_pInternetAutodialHangup = (INTERNETAUTODIALHANGUP) GetProcAddress(m_hInstWinInetDll, szInternetAutodialHangup);
|
|
m_pInternetQueryOption = (INTERNETQUERYOPTION) GetProcAddress(m_hInstWinInetDll, szInternetQueryOption);
|
|
m_pInternetSetOption = (INTERNETSETOPTION) GetProcAddress(m_hInstWinInetDll, szInternetSetOption);
|
|
|
|
// note: not an error if can't get wide version of InternetDial
|
|
Assert(m_pInternetDial);
|
|
Assert(m_pInternetHangUp);
|
|
Assert(m_pInternetAutodial);
|
|
Assert(m_pInternetAutodialHangup);
|
|
Assert(m_pInternetQueryOption);
|
|
Assert(m_pInternetSetOption);
|
|
}
|
|
|
|
// note: don't bail if can't get wide version of InternetDial
|
|
if (NULL == m_hInstWinInetDll
|
|
|| NULL == m_pInternetDial
|
|
|| NULL == m_pInternetHangUp
|
|
|| NULL == m_pInternetAutodial
|
|
|| NULL == m_pInternetAutodialHangup
|
|
|| NULL == m_pInternetQueryOption
|
|
|| NULL == m_pInternetSetOption
|
|
)
|
|
{
|
|
if (m_hInstWinInetDll)
|
|
{
|
|
FreeLibrary(m_hInstWinInetDll);
|
|
m_hInstWinInetDll = NULL;
|
|
}
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
else
|
|
{
|
|
hr = NOERROR;
|
|
}
|
|
|
|
m_fTriedToLoadWinInet = TRUE; // set after all init is done.
|
|
}
|
|
else
|
|
{
|
|
// someone took the lock before us, return the new resul
|
|
hr = m_hInstWinInetDll ? NOERROR : S_FALSE;
|
|
}
|
|
|
|
|
|
|
|
lock.Leave();
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetDial, private
|
|
//
|
|
// Synopsis: Calls the WinInet InternetDial API.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: -1 can't load dll
|
|
// whatever API returns.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(DWORD) CNetApi::InternetDialA(HWND hwndParent,char* lpszConnectoid,DWORD dwFlags,
|
|
LPDWORD lpdwConnection, DWORD dwReserved)
|
|
{
|
|
DWORD dwRet = -1;
|
|
|
|
if (NOERROR == LoadWinInetDll())
|
|
{
|
|
dwRet = m_pInternetDial(hwndParent,lpszConnectoid,dwFlags,lpdwConnection,dwReserved);
|
|
}
|
|
|
|
return dwRet;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetDial, private
|
|
//
|
|
// Synopsis: Calls the WinInet InternetDial API.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: -1 can't load dll
|
|
// whatever API returns.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(DWORD) CNetApi::InternetDialW(HWND hwndParent,WCHAR* lpszConnectoid,DWORD dwFlags,
|
|
LPDWORD lpdwConnection, DWORD dwReserved)
|
|
{
|
|
DWORD dwRet = -1;
|
|
|
|
if (NOERROR == LoadWinInetDll())
|
|
{
|
|
if (m_pInternetDialW)
|
|
{
|
|
dwRet = m_pInternetDialW(hwndParent,lpszConnectoid,dwFlags,lpdwConnection,dwReserved);
|
|
}
|
|
else
|
|
{
|
|
XArray<CHAR> xszConnectoid;
|
|
BOOL fOk = ConvertWideCharToMultiByte( lpszConnectoid, xszConnectoid );
|
|
if ( !fOk )
|
|
return dwRet;
|
|
|
|
dwRet = InternetDialA(hwndParent, xszConnectoid.Get(), dwFlags, lpdwConnection, dwReserved);
|
|
}
|
|
}
|
|
|
|
return dwRet;
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetHangUp, private
|
|
//
|
|
// Synopsis: Calls the WinInet InternetHangUp API.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: -1 can't load dll
|
|
// whatever API returns.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(DWORD) CNetApi::InternetHangUp(DWORD dwConnection,DWORD dwReserved)
|
|
{
|
|
DWORD dwRet = -1;
|
|
|
|
if (NOERROR == LoadWinInetDll())
|
|
{
|
|
dwRet = m_pInternetHangUp(dwConnection,dwReserved);
|
|
}
|
|
|
|
return dwRet;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetAutodial, private
|
|
//
|
|
// Synopsis: Calls the WinInet InternetAutodial API.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: TRUE if connection was established.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP_(BOOL) WINAPI CNetApi::InternetAutodial(DWORD dwFlags,DWORD dwReserved)
|
|
{
|
|
BOOL fRet = FALSE;
|
|
|
|
if (NOERROR == LoadWinInetDll())
|
|
{
|
|
fRet = m_pInternetAutodial(dwFlags,dwReserved);
|
|
}
|
|
|
|
return fRet;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetAutodialHangup, private
|
|
//
|
|
// Synopsis: Calls the WinInet InternetAutodialHangup API.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: TRUE if hangup was successful.
|
|
//
|
|
// Modifies:
|
|
//
|
|
// History: 26-May-98 rogerg Created.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
STDMETHODIMP_(BOOL) WINAPI CNetApi::InternetAutodialHangup(DWORD dwReserved)
|
|
{
|
|
BOOL fRet = FALSE;
|
|
|
|
if (NOERROR == LoadWinInetDll())
|
|
{
|
|
fRet = m_pInternetAutodialHangup(dwReserved);
|
|
}
|
|
|
|
return fRet;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetGetAutoDial
|
|
//
|
|
// Synopsis: Gets the wininet autodial state
|
|
//
|
|
// Arguments: [fDisabled] - Whether autodial is enabled or disabled
|
|
//
|
|
// History: 28-Jul-98 SitaramR Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::InternetGetAutodial( BOOL& fEnabled )
|
|
{
|
|
|
|
//
|
|
// In case of failures the default is to assume that Wininet autodial is enabled
|
|
//
|
|
fEnabled = TRUE;
|
|
|
|
if ( NOERROR == LoadWinInetDll() )
|
|
{
|
|
DWORD dwEnable = 1;
|
|
DWORD dwSize = sizeof(DWORD);
|
|
|
|
BOOL fOk = m_pInternetQueryOption(NULL, INTERNET_OPTION_DISABLE_AUTODIAL, &dwEnable, &dwSize);
|
|
if ( fOk )
|
|
{
|
|
//
|
|
// InternetQueryOption( .. AUTODIAL .. ) is available on IE 5 only
|
|
//
|
|
fEnabled = dwEnable;
|
|
return NOERROR;
|
|
}
|
|
}
|
|
|
|
//
|
|
// For IE < version 5, fall back to reading registry
|
|
//
|
|
HKEY hkIE;
|
|
LONG lr = RegOpenKeyExXp( HKEY_CURRENT_USER,
|
|
L"software\\microsoft\\windows\\currentversion\\Internet Settings",
|
|
NULL,KEY_READ,
|
|
&hkIE,FALSE /*fSetSecurity*/);
|
|
if ( lr != ERROR_SUCCESS )
|
|
return NOERROR;
|
|
|
|
DWORD dwType;
|
|
DWORD dwValue;
|
|
DWORD dwSize = sizeof(dwValue);
|
|
lr = RegQueryValueEx( hkIE,
|
|
L"EnableAutoDial",
|
|
NULL,
|
|
&dwType,
|
|
(BYTE *)&dwValue,
|
|
&dwSize );
|
|
RegCloseKey( hkIE );
|
|
|
|
if ( lr == ERROR_SUCCESS )
|
|
{
|
|
Assert( dwSize == sizeof(dwValue) && (dwType == REG_BINARY || dwType == REG_DWORD) );
|
|
fEnabled = (dwValue == 1);
|
|
}
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CNetApi::InternetSetAutoDial
|
|
//
|
|
// Synopsis: Sets the wininet autodial state
|
|
//
|
|
// Arguments: [fEnabled] - Whether autodial is to be enabled or disabled
|
|
//
|
|
// History: 28-Jul-98 SitaramR Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CNetApi::InternetSetAutodial( BOOL fEnabled )
|
|
{
|
|
//
|
|
// Ignore failures
|
|
//
|
|
|
|
if ( NOERROR == LoadWinInetDll() )
|
|
{
|
|
DWORD dwEnable = fEnabled;
|
|
|
|
BOOL fOk = m_pInternetSetOption(NULL, INTERNET_OPTION_DISABLE_AUTODIAL, &dwEnable, sizeof(DWORD));
|
|
if ( fOk )
|
|
{
|
|
//
|
|
// InternetSetOption( .. AUTODIAL .. ) is available on IE 5 only
|
|
//
|
|
return NOERROR;
|
|
}
|
|
}
|
|
|
|
//
|
|
// For IE < version 5, fall back to reading registry
|
|
//
|
|
HKEY hkIE;
|
|
LONG lr = RegOpenKeyExXp( HKEY_CURRENT_USER,
|
|
L"software\\microsoft\\windows\\currentversion\\Internet Settings",
|
|
NULL,KEY_READ | KEY_WRITE,
|
|
&hkIE,FALSE /*fSetSecurity*/ );
|
|
|
|
if ( lr != ERROR_SUCCESS )
|
|
return NOERROR;
|
|
|
|
DWORD dwValue = fEnabled;
|
|
lr = RegSetValueEx( hkIE,
|
|
L"EnableAutoDial",
|
|
NULL,
|
|
REG_BINARY,
|
|
(BYTE *)&dwValue,
|
|
sizeof(dwValue) );
|
|
RegCloseKey( hkIE );
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Function: IsGlobalOffline
|
|
//
|
|
// Synopsis: Determines if in WorkOffline State
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Notes: Code Provided by DarrenMi
|
|
//
|
|
//
|
|
// History:
|
|
//
|
|
//--------------------------------------------------------------------
|
|
|
|
|
|
STDMETHODIMP_(BOOL) CNetApi::IsGlobalOffline(void)
|
|
{
|
|
DWORD dwState = 0, dwSize = sizeof(DWORD);
|
|
BOOL fRet = FALSE;
|
|
|
|
LoadWinInetDll();
|
|
|
|
if (NULL == m_pInternetQueryOption)
|
|
{
|
|
Assert(m_pInternetQueryOption)
|
|
return FALSE; // USUAL NOT OFFLINE
|
|
}
|
|
|
|
if(m_pInternetQueryOption(NULL, INTERNET_OPTION_CONNECTED_STATE, &dwState,
|
|
&dwSize))
|
|
{
|
|
if(dwState & INTERNET_STATE_DISCONNECTED_BY_USER)
|
|
fRet = TRUE;
|
|
}
|
|
|
|
return fRet;
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Function: SetOffline
|
|
//
|
|
// Synopsis: Sets the WorkOffline state to on or off.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Notes: Code Provided by DarrenMi
|
|
//
|
|
//
|
|
// History:
|
|
//
|
|
//--------------------------------------------------------------------
|
|
|
|
|
|
STDMETHODIMP_(BOOL) CNetApi::SetOffline(BOOL fOffline)
|
|
{
|
|
INTERNET_CONNECTED_INFO ci;
|
|
BOOL fReturn = FALSE;
|
|
|
|
LoadWinInetDll();
|
|
|
|
if (NULL == m_pInternetSetOption)
|
|
{
|
|
Assert(m_pInternetSetOption);
|
|
return FALSE;
|
|
}
|
|
|
|
memset(&ci, 0, sizeof(ci));
|
|
|
|
if(fOffline) {
|
|
ci.dwConnectedState = INTERNET_STATE_DISCONNECTED_BY_USER;
|
|
ci.dwFlags = ISO_FORCE_DISCONNECTED;
|
|
} else {
|
|
ci.dwConnectedState = INTERNET_STATE_CONNECTED;
|
|
}
|
|
|
|
fReturn = m_pInternetSetOption(NULL, INTERNET_OPTION_CONNECTED_STATE, &ci, sizeof(ci));
|
|
|
|
return fReturn;
|
|
}
|
|
|
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//+-------------------------------------------------------------------
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//
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// Function: IsRasInstalled
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//
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// Synopsis: determine whether this machine has ras installed
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//
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// Arguments:
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//
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// Notes: Stole code from WinInent. Can call InternetGetConnectionEx
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// to get this information but this is an IE 5.0 only function.
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// If IE 5.0 wininet is available on all shipping platforms
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// call the InternetGetConnectionEx funciton instead of this.
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//
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//
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// History:
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//
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//--------------------------------------------------------------------
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// from sdk\inc\inetreg.h
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#ifdef _DONTINCLUDEINETREG
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#define TSZMICROSOFTPATH TEXT("Software\\Microsoft")
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#define TSZWINCURVERPATH TSZMICROSOFTPATH TEXT("\\windows\\CurrentVersion")
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#define REGSTR_PATH_RNACOMPONENT TSZWINCURVERPATH TEXT("\\Setup\\OptionalComponents\\RNA")
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#define REGSTR_VAL_RNAINSTALLED TEXT("Installed")
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#endif // #ifdef _DONTINCLUDEINETREG
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// from private\inet\wininet\dll\autodial.cxx
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static const TCHAR szRegKeyRAS[] = TEXT("SOFTWARE\\Microsoft\\RAS");
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STDMETHODIMP_(BOOL) IsRasInstalled(void)
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{
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BOOL fInstalled = FALSE;
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OSVERSIONINFOA OSVersionInfo;
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OSVersionInfo.dwOSVersionInfoSize = sizeof(OSVersionInfo);
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if (!GetVersionExA(&OSVersionInfo))
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{
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AssertSz(0,"Unable to GetOS Version");
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return TRUE; // go ahead and try RAS anyway.
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}
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if(VER_PLATFORM_WIN32_WINDOWS == OSVersionInfo.dwPlatformId) {
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//
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// Check Win9x key
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//
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TCHAR szSmall[3]; // there should be a "1" or a "0" only
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DWORD cb = 3 * sizeof(TCHAR);
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HKEY hkey;
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long lRes;
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lRes = RegOpenKeyExXp(HKEY_LOCAL_MACHINE, REGSTR_PATH_RNACOMPONENT,
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NULL, KEY_READ, &hkey,FALSE /*fSetSecurity*/);
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if(ERROR_SUCCESS == lRes) {
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// REGSTR_VAL_RNAINSTALLED is defined with TEXT() macro so
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// if wininet is ever compiled unicode this will be a compile
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// error.
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lRes = RegQueryValueEx(hkey, REGSTR_VAL_RNAINSTALLED, NULL,
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NULL, (LPBYTE)szSmall, &cb);
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if(ERROR_SUCCESS == lRes) {
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if((szSmall[0] == TEXT('1')) && (szSmall[1] == 0)) {
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// 1 means ras installed
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fInstalled = TRUE;
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}
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}
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RegCloseKey(hkey);
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}
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} else {
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if (OSVersionInfo.dwMajorVersion < 5)
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{
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//
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// Check old NT key (5.x (and presumably later versions) always have RAS installed)
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//
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HKEY hKey;
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long lerr;
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lerr = RegOpenKeyExXp(HKEY_LOCAL_MACHINE, szRegKeyRAS, 0,
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KEY_READ, &hKey,FALSE /*fSetSecurity*/);
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if(ERROR_SUCCESS == lerr) {
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// key exists - ras is installed
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fInstalled = TRUE;
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RegCloseKey(hKey);
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}
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} else {
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// NT5 and later - always installed
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fInstalled = TRUE;
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}
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}
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return fInstalled;
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}
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