2243 lines
58 KiB
C++
2243 lines
58 KiB
C++
//+---------------------------------------------------------------------------
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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: L A N . C P P
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//
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// Contents: Implementation of LAN connection objects
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//
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// Notes:
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//
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// Author: danielwe 2 Oct 1997
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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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#include <ncreg.h>
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#include <ncsetup.h>
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#include "lan.h"
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#include "lancmn.h"
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#include "nccom.h"
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#include "ncmisc.h"
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#include "ncnetcon.h"
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#include "sensapip.h" // For SensNotifyNetconEvent
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#include "ncstring.h"
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#include "ncras.h"
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#include "naming.h"
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#include "wzcsvc.h"
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#include "cobase.h"
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#include "gpnla.h"
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#include "ncperms.h"
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#include "nmpolicy.h"
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LONG g_CountLanConnectionObjects;
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extern CGroupPolicyNetworkLocationAwareness* g_pGPNLA;
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static const WCHAR c_szConnName[] = L"Name";
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static const WCHAR c_szShowIcon[] = L"ShowIcon";
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static const WCHAR c_szAutoConnect[] = L"AutoConnect";
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extern const WCHAR c_szRegKeyInterfacesFromInstance[];
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extern const WCHAR c_szRegValueUpperRange[];
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static const WCHAR c_chComma = L',';
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extern const WCHAR c_szBiNdisAtm[];
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static const DWORD c_cchMaxConnNameLen = 256;
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static const CLSID CLSID_LanConnectionUi =
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{0x7007ACC5,0x3202,0x11D1,{0xAA,0xD2,0x00,0x80,0x5F,0xC1,0x27,0x0E}};
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typedef DWORD (APIENTRY *PFNSENSNOTIFY) (PSENS_NOTIFY_NETCON pEvent);
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#define NETCFG_S_NOTEXIST 0x00000002
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//
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// CComObject overrides
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//
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::CreateInstance
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//
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// Purpose: Static function to create an instance of a LAN connection
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// object
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//
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// Arguments:
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// hdi [in] Device installer device info
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// deid [in] Device installer device info
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// riid [in] Initial interface to query for
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// ppv [out] Returns the new interface pointer
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//
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// Returns: S_OK if success, otherwise OLE or Win32 error code
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//
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// Author: danielwe 2 Oct 1997
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//
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// Notes:
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//
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HRESULT CLanConnection::CreateInstance(HDEVINFO hdi,
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const SP_DEVINFO_DATA &deid,
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PCWSTR pszPnpId,
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REFIID riid, LPVOID *ppv)
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{
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HRESULT hr = E_OUTOFMEMORY;
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CLanConnection * pObj;
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pObj = new CComObject<CLanConnection>;
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if (pObj)
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{
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// Initialize our members.
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//
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pObj->m_hkeyConn = NULL;
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pObj->m_hdi = hdi;
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pObj->m_deid = deid;
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// Do the standard CComCreator::CreateInstance stuff.
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//
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pObj->SetVoid (NULL);
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pObj->InternalFinalConstructAddRef();
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hr = pObj->FinalConstruct();
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pObj->InternalFinalConstructRelease();
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if (SUCCEEDED(hr))
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{
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hr = pObj->HrInitialize(pszPnpId);
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if (SUCCEEDED(hr))
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{
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hr = pObj->GetUnknown()->QueryInterface(riid, ppv);
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}
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}
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if (FAILED(hr))
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{
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delete pObj;
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}
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}
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else
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{
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SetupDiDestroyDeviceInfoList(hdi);
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}
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TraceError("CLanConnection::CreateInstance", hr);
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return hr;
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}
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BOOL VerifyUniqueConnectionName(CIntelliName *pIntelliName, PCWSTR pszPotentialName, NETCON_MEDIATYPE *pncm, NETCON_SUBMEDIATYPE *pncms)
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{
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HRESULT hr = S_OK;
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DWORD dwSuffix = 2;
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HKEY hkey;
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BOOL fDupFound = FALSE;
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hr = HrRegOpenKeyEx(HKEY_LOCAL_MACHINE, L"System\\CurrentControlSet\\"
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L"Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}",
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KEY_READ, &hkey);
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if (S_OK == hr)
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{
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FILETIME ft;
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DWORD dwIndex = 0;
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WCHAR szKeyName[MAX_PATH];
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DWORD cchName = celems(szKeyName);
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while (!fDupFound && (S_OK == (hr = HrRegEnumKeyEx(hkey, dwIndex, szKeyName,
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&cchName, NULL, NULL, &ft))) )
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{
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HKEY hkeyConn;
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WCHAR szSubKey[MAX_PATH];
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wsprintfW(szSubKey, L"%s\\Connection", szKeyName);
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hr = HrRegOpenKeyEx(hkey, szSubKey, KEY_READ, &hkeyConn);
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if (S_OK == hr)
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{
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tstring strName;
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hr = HrRegQueryString(hkeyConn, c_szConnName, &strName);
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if (S_OK == hr)
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{
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if (!lstrcmpiW(pszPotentialName, strName.c_str()))
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{
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fDupFound = TRUE;
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CLSID guidName;
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if (SUCCEEDED(CLSIDFromString(szKeyName, &guidName)))
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{
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hr = pIntelliName->HrGetPseudoMediaTypes(guidName, pncm, pncms);
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if (FAILED(hr))
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{
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*pncm = NCM_LAN;
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*pncms = NCSM_LAN;
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}
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}
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else
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{
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AssertSz(FALSE, "This doesn't look like a GUID.");
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}
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break;
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}
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else
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{
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dwIndex++;
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}
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}
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else if (HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr)
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{
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// If value doesn't exist, that's ok. This is a new
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// connection.
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hr = S_OK;
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dwIndex++;
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}
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RegCloseKey(hkeyConn);
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}
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else
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{
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if (HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr)
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{
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// If key doesn't exist, that's ok. This is not a
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// connection.
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hr = S_OK;
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dwIndex++;
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}
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}
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cchName = celems(szKeyName);
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}
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RegCloseKey(hkey);
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}
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return fDupFound;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::HrInitialize
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//
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// Purpose: Initializes the connection object for the first time.
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//
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// Arguments:
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// (none)
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//
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// Returns: S_OK if success, Win32 or OLE error code otherwise
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//
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// Author: danielwe 4 Nov 1997
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//
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// Notes: This function is only called when the object is created for
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// the very first time and has no identity.
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//
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HRESULT CLanConnection::HrInitialize(
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PCWSTR pszPnpId)
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{
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HRESULT hr = S_OK;
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GUID guid;
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AssertSz(m_hdi, "We should have a component at this point!");
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Assert(pszPnpId);
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hr = HrGetInstanceGuid(m_hdi, m_deid, &guid);
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if (S_OK == hr)
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{
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// Open the main connection key. If it doesn't exist, we'll create it
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// here.
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hr = HrOpenConnectionKey(&guid, NULL, KEY_READ_WRITE,
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OCCF_CREATE_IF_NOT_EXIST, pszPnpId,
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&m_hkeyConn);
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if (SUCCEEDED(hr))
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{
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tstring strName;
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// First see if a name already exists for this connection
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hr = HrRegQueryString(m_hkeyConn, c_szConnName, &strName);
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if (FAILED(hr))
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{
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// no name?
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if (HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr)
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{
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//$ REVIEW (danielwe) 30 Oct 1997: If I can be assured
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// that get_Name is never called before Rename, I
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// don't need this function to be called.
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// Note: (danielwe) 31 Oct 1997: This could result in
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// duplicate names, but we cannot check for duplicates
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// without recursing infinitely
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// Set default connection name
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CIntelliName IntelliName(_Module.GetResourceInstance(), VerifyUniqueConnectionName);
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GUID gdDevice;
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LPWSTR szNewName = NULL;
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hr = HrGetInstanceGuid(m_hdi, m_deid, &gdDevice);
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Assert(SUCCEEDED(hr));
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if (SUCCEEDED(hr))
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{
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BOOL fNetworkBridge;
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hr = HrIsConnectionNetworkBridge(&fNetworkBridge);
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if (SUCCEEDED(hr) && fNetworkBridge)
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{
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hr = IntelliName.GenerateName(gdDevice, NCM_BRIDGE, 0, NULL, &szNewName);
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}
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else
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{
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hr = IntelliName.GenerateName(gdDevice, NCM_LAN, 0, NULL, &szNewName);
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}
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if (SUCCEEDED(hr))
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{
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hr = HrRegSetSz(m_hkeyConn, c_szConnName, szNewName);
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CoTaskMemFree(szNewName);
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}
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}
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Assert(SUCCEEDED(hr));
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}
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}
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}
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}
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if (SUCCEEDED(hr))
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{
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m_fInitialized = TRUE;
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}
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TraceError("CLanConnection::HrInitialize", hr);
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::HrOpenRegistryKeys
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//
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// Purpose: Opens the registry keys that this LAN connection object will
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// use
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//
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// Arguments:
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// guid [in] Guid of adapter that this connection uses
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//
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// Returns: S_OK if success, Win32 error otherwise
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//
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// Author: danielwe 11 Nov 1997
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//
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// Notes: Keys are expected to exist and this will fail if either do
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// not
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//
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HRESULT CLanConnection::HrOpenRegistryKeys(const GUID &guid)
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{
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HRESULT hr = S_OK;
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AssertSz(!m_hkeyConn, "Don't call this more than once "
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"on the same connection object!");
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// This should only be called from HrLoad so these keys had better be
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// there.
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hr = HrOpenConnectionKey(&guid, NULL, KEY_READ_WRITE,
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OCCF_NONE, NULL, &m_hkeyConn);
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TraceError("CLanConnection::HrOpenRegistryKeys", hr);
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::HrLoad
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//
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// Purpose: Implements the bulk of IPersistNetConnection::Load.
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//
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// Arguments:
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// guid [in] GUID from which to receive identity
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//
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// Returns: S_OK if success, OLE or Win32 error code otherwise
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//
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// Author: danielwe 4 Nov 1997
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//
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// Notes:
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//
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HRESULT CLanConnection::HrLoad(const GUID &guid)
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{
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HRESULT hr = S_OK;
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hr = HrLoadDevInfoFromGuid(guid);
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if (SUCCEEDED(hr))
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{
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hr = HrOpenRegistryKeys(guid);
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if (SUCCEEDED(hr))
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{
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// No need to call HrInitialize because this object should
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// already be created properly at a previous time
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m_fInitialized = TRUE;
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}
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}
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TraceError("CLanConnection::HrLoad", hr);
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::~CLanConnection
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//
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// Purpose: Called when the connection object is released for the last
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// time.
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//
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// Arguments:
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// (none)
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//
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// Returns: Nothing
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//
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// Author: danielwe 3 Oct 1997
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//
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// Notes:
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//
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CLanConnection::~CLanConnection()
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{
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RegSafeCloseKey(m_hkeyConn);
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SetupDiDestroyDeviceInfoListSafe(m_hdi);
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InterlockedDecrement(&g_CountLanConnectionObjects);
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CoTaskMemFree(m_pHNetProperties);
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}
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//
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// INetConnection
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//
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::Rename
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//
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// Purpose: Changes the name of the connection
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//
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// Arguments:
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// pszName [in] New connection name (must be valid)
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//
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// Returns: S_OK if success, OLE error code otherwise
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//
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// Author: danielwe 2 Oct 1997
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//
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// Notes:
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//
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STDMETHODIMP CLanConnection::Rename(PCWSTR pszName)
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{
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HRESULT hr = S_OK;
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if (!pszName)
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{
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hr = E_POINTER;
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}
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else if (!*pszName)
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{
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hr = E_INVALIDARG;
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}
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else if (!m_fInitialized)
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{
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hr = E_UNEXPECTED;
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}
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else if (!FIsValidConnectionName(pszName))
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{
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// Bad connection name
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hr = E_INVALIDARG;
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}
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else
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{
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AssertSz(m_hkeyConn, "Why don't I have a connection key?");
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// Get the current name for this connection
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tstring strName;
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hr = HrRegQueryString(m_hkeyConn, c_szConnName, &strName);
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if (S_OK == hr)
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{
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// Only do something if names are different
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if (lstrcmpiW(pszName, strName.c_str()))
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{
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hr = HrPutName(pszName);
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}
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}
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}
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TraceError("CLanConnection::Rename", hr);
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::HrPutName
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//
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// Purpose: Sets the connection name using the given name
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//
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// Arguments:
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// pszName [in] New name for connection
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//
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// Returns: S_OK if success, OLE error code otherwise
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//
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// Author: danielwe 31 Oct 1997
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//
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// Notes: Doesn't check if name is already set to this
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//
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HRESULT CLanConnection::HrPutName(PCWSTR pszName)
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{
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HRESULT hr = S_OK;
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GUID guid;
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// Get my device guid first
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hr = GetDeviceGuid(&guid);
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if (S_OK == hr)
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{
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hr = HrIsConnectionNameUnique(guid, pszName);
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if (S_OK == hr)
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{
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hr = HrRegSetSz(m_hkeyConn, c_szConnName, pszName);
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if (S_OK == hr)
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{
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LanEventNotify(CONNECTION_RENAMED, NULL, pszName, &guid);
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}
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}
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else if (S_FALSE == hr)
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{
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hr = HRESULT_FROM_WIN32(ERROR_DUP_NAME);
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}
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}
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TraceErrorOptional("CLanConnection::HrPutName", hr,
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(hr == HRESULT_FROM_WIN32(ERROR_DUP_NAME)));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::FIsMediaPresent
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//
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// Purpose: Determines as best as can be basically whether the cable is
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// plugged in to the network card.
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//
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// Arguments:
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// (none)
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//
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// Returns: TRUE if cable is plugged in, FALSE if not
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//
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// Author: danielwe 22 Sep 1998
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//
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// Notes: This function returns TRUE by default.
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//
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BOOL CLanConnection::FIsMediaPresent()
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{
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BOOL fRet = TRUE;
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GUID guid;
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if (S_OK == GetDeviceGuid(&guid))
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{
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fRet = ::FIsMediaPresent(&guid);
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}
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return fRet;
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}
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|
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnection::GetStatus
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//
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// Purpose: Returns the status of this LAN connection
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//
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// Arguments:
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// pStatus [out] Returns status value
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//
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// Returns: S_OK if success, OLE or Win32 error code otherwise
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//
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// Author: danielwe 3 Oct 1997
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//
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// Notes:
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//
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HRESULT CLanConnection::GetStatus(NETCON_STATUS *pStatus)
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{
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HRESULT hr;
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|
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if (!pStatus)
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{
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hr = E_POINTER;
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}
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else if (!m_fInitialized)
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{
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hr = E_UNEXPECTED;
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}
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else
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{
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GUID guid;
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hr = GetDeviceGuid(&guid);
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if (S_OK == hr)
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{
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hr = HrGetDevInstStatus(m_deid.DevInst, &guid, pStatus);
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}
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}
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TraceError("CLanConnection::GetStatus", hr);
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return hr;
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}
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|
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//+---------------------------------------------------------------------------
|
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//
|
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// Member: CLanConnection::GetDeviceName
|
|
//
|
|
// Purpose: Returns the name of the device being used by this connection
|
|
//
|
|
// Arguments:
|
|
// ppszwDeviceName [out] Receives device name
|
|
//
|
|
// Returns: S_OK if success, OLE error code otherwise
|
|
//
|
|
// Author: danielwe 2 Oct 1997
|
|
//
|
|
// Notes: Returned string must be freed with CoTaskMemFree.
|
|
//
|
|
HRESULT CLanConnection::GetDeviceName(PWSTR* ppszwDeviceName)
|
|
{
|
|
Assert (ppszwDeviceName);
|
|
Assert(m_hdi);
|
|
|
|
// Initialize the output parameter.
|
|
*ppszwDeviceName = NULL;
|
|
|
|
PWSTR szDesc;
|
|
HRESULT hr = HrSetupDiGetDeviceName(m_hdi, &m_deid, &szDesc);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrCoTaskMemAllocAndDupSz (szDesc, ppszwDeviceName);
|
|
|
|
delete [] reinterpret_cast<BYTE*>(szDesc);
|
|
}
|
|
|
|
TraceError("CLanConnection::GetDeviceName", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetCharacteristics
|
|
//
|
|
// Purpose: Returns the characteristics of this connection type
|
|
//
|
|
// Arguments:
|
|
// pdwFlags [out] Returns characteristics flags
|
|
//
|
|
// Returns: S_OK if successful, OLE or Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 3 Oct 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::GetCharacteristics(NETCON_MEDIATYPE ncm, DWORD* pdwFlags)
|
|
{
|
|
Assert (pdwFlags);
|
|
|
|
*pdwFlags = NCCF_ALL_USERS | NCCF_ALLOW_RENAME;
|
|
|
|
DWORD dwValue;
|
|
HRESULT hr = HrRegQueryDword(m_hkeyConn, c_szShowIcon, &dwValue);
|
|
if (SUCCEEDED(hr) && dwValue)
|
|
{
|
|
*pdwFlags |= NCCF_SHOW_ICON;
|
|
}
|
|
|
|
BOOL fShared;
|
|
hr = HrIsConnectionIcsPublic(&fShared);
|
|
if(SUCCEEDED(hr) && TRUE == fShared)
|
|
{
|
|
*pdwFlags |= NCCF_SHARED;
|
|
}
|
|
|
|
BOOL fBridged;
|
|
hr = HrIsConnectionBridged(&fBridged);
|
|
if(SUCCEEDED(hr) && TRUE == fBridged)
|
|
{
|
|
*pdwFlags |= NCCF_BRIDGED;
|
|
}
|
|
|
|
BOOL bFirewalled;
|
|
hr = HrIsConnectionFirewalled(&bFirewalled);
|
|
if(SUCCEEDED(hr) && TRUE == bFirewalled)
|
|
{
|
|
*pdwFlags |= NCCF_FIREWALLED;
|
|
}
|
|
|
|
if(NCM_BRIDGE == ncm)
|
|
{
|
|
hr = HrEnsureValidNlaPolicyEngine();
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
BOOL fHasPermission;
|
|
hr = m_pNetMachinePolicies->VerifyPermission(NCPERM_AllowNetBridge_NLA, &fHasPermission);
|
|
if(SUCCEEDED(hr) && fHasPermission)
|
|
{
|
|
*pdwFlags |= NCCF_ALLOW_REMOVAL;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
hr = S_OK;
|
|
|
|
TraceError("CLanConnection::GetCharacteristics", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetUiObjectClassId
|
|
//
|
|
// Purpose: Returns the CLSID of the object that handles UI for this
|
|
// connection type
|
|
//
|
|
// Arguments:
|
|
// pclsid [out] Returns CLSID of UI object
|
|
//
|
|
// Returns: S_OK if success, OLE error code otherwise
|
|
//
|
|
// Author: danielwe 6 Oct 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::GetUiObjectClassId(CLSID *pclsid)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!pclsid)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
*pclsid = CLSID_LanConnectionUi;
|
|
}
|
|
|
|
TraceError("CLanConnection::GetUiObjectClassId", hr);
|
|
return hr;
|
|
}
|
|
|
|
static const WCHAR c_szLibPath[] = L"sens.dll";
|
|
static const CHAR c_szaFunction[] = "SensNotifyNetconEvent";
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::HrCallSens
|
|
//
|
|
// Purpose: Calls the external SENS notification DLL to let it know that
|
|
// we connected or disconnected.
|
|
//
|
|
// Arguments:
|
|
// fConnect [in] TRUE if connecting, FALSE if disconnecting
|
|
//
|
|
// Returns: S_OK if success, Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 16 Jun 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrCallSens(BOOL fConnect)
|
|
{
|
|
|
|
HRESULT hr = S_OK;
|
|
HMODULE hmod;
|
|
PFNSENSNOTIFY pfnSensNotifyNetconEvent;
|
|
|
|
hr = HrLoadLibAndGetProc(c_szLibPath, c_szaFunction, &hmod,
|
|
reinterpret_cast<FARPROC *>(&pfnSensNotifyNetconEvent));
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
DWORD dwErr;
|
|
SENS_NOTIFY_NETCON snl = {0};
|
|
|
|
snl.eType = fConnect ? SENS_NOTIFY_LAN_CONNECT :
|
|
SENS_NOTIFY_LAN_DISCONNECT;
|
|
snl.pINetConnection = this;
|
|
|
|
TraceTag(ttidLanCon, "Calling SENS to notify of %s.",
|
|
fConnect ? "connect" : "disconnect");
|
|
|
|
dwErr = pfnSensNotifyNetconEvent(&snl);
|
|
if (dwErr != ERROR_SUCCESS)
|
|
{
|
|
hr = HRESULT_FROM_WIN32(dwErr);
|
|
}
|
|
else
|
|
{
|
|
TraceTag(ttidLanCon, "Successfully notified SENS.");
|
|
}
|
|
|
|
FreeLibrary(hmod);
|
|
}
|
|
|
|
TraceError("CLanConnection::HrCallSens", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::HrConnectOrDisconnect
|
|
//
|
|
// Purpose: Connects or disconnects this LAN connection
|
|
//
|
|
// Arguments:
|
|
// fConnect [in] TRUE if connect, FALSE if disconnect
|
|
//
|
|
// Returns: S_OK if success, OLE or Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 4 Dec 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrConnectOrDisconnect(BOOL fConnect)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (!m_hdi)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
// Before attempting to connect, check media state. If it is
|
|
// disconnected, return error code that indicates that network is
|
|
// not present because the cable is unplugged.
|
|
//
|
|
if (fConnect)
|
|
{
|
|
if (!FIsMediaPresent())
|
|
{
|
|
hr = HRESULT_FROM_WIN32(ERROR_NOT_CONNECTED);
|
|
}
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrSetupDiSendPropertyChangeNotification(m_hdi, &m_deid,
|
|
fConnect ? DICS_ENABLE : DICS_DISABLE,
|
|
DICS_FLAG_CONFIGSPECIFIC, 0);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
NETCON_STATUS status;
|
|
|
|
hr = GetStatus(&status);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (fConnect)
|
|
{
|
|
int nSecondsToWait = 5;
|
|
HRESULT hrRetry = S_OK;
|
|
|
|
while ((nSecondsToWait) && SUCCEEDED(hrRetry) &&
|
|
((NCS_CONNECTING == status) || (NCS_MEDIA_DISCONNECTED == status) || (NCS_INVALID_ADDRESS == status)))
|
|
{
|
|
//#300520: check a few more times since the connection is
|
|
// still coming up
|
|
Sleep(1000);
|
|
|
|
hrRetry = GetStatus(&status);
|
|
nSecondsToWait --;
|
|
}
|
|
|
|
if (status != NCS_CONNECTED)
|
|
{
|
|
// did not connect successfully
|
|
hr = HRESULT_FROM_WIN32(ERROR_RETRY);
|
|
TraceError("HrConnectOrDisconnect - failed to "
|
|
"connect!", hr);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (status != NCS_DISCONNECTED)
|
|
{
|
|
// did not disconnect successfully
|
|
hr = HRESULT_FROM_WIN32(ERROR_RETRY);
|
|
TraceError("HrConnectOrDisconnect - failed to "
|
|
"disconnect!", hr);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrCallSens(fConnect);
|
|
if (FAILED(hr))
|
|
{
|
|
TraceTag(ttidLanCon, "Failed to notify SENS on %s. "
|
|
"Non-fatal 0x%08X",
|
|
fConnect ? "connect" : "disconnect", hr);
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
TraceError("CLanConnection::HrConnectOrDisconnect", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::Connect
|
|
//
|
|
// Purpose: Activates the current LAN connection by telling its underlying
|
|
// adapter to activate itself.
|
|
//
|
|
// Arguments:
|
|
// (none)
|
|
//
|
|
// Returns: S_OK if success, OLE or Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 14 Oct 1997
|
|
//
|
|
// Notes: Causes auto-connect value of TRUE to be written for this
|
|
// connection in the current hardware profile.
|
|
//
|
|
STDMETHODIMP CLanConnection::Connect()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
hr = HrConnectOrDisconnect(TRUE);
|
|
|
|
TraceError("CLanConnection::Connect", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::Disconnect
|
|
//
|
|
// Purpose: Deactivates the current LAN connection by telling its
|
|
// underlying adapter to deactivate itself.
|
|
//
|
|
// Arguments:
|
|
// (none)
|
|
//
|
|
// Returns: S_OK if success, OLE or Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 14 Oct 1997
|
|
//
|
|
// Notes: Causes auto-connect value of FALSE to be written for this
|
|
// connection in the current hardware profile.
|
|
//
|
|
STDMETHODIMP CLanConnection::Disconnect()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
hr = HrConnectOrDisconnect(FALSE);
|
|
|
|
TraceError("CLanConnection::Disconnect", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::Delete
|
|
//
|
|
// Purpose: Delete the LAN connection. This not allowed.
|
|
//
|
|
// Arguments:
|
|
// (none)
|
|
//
|
|
// Returns: E_UNEXPECTED;
|
|
//
|
|
// Author: shaunco 21 Jan 1998
|
|
//
|
|
// Notes: This function is not expected to ever be called.
|
|
//
|
|
STDMETHODIMP CLanConnection::Delete()
|
|
{
|
|
HRESULT hr;
|
|
NETCON_PROPERTIES* pProperties;
|
|
hr = GetProperties(&pProperties);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
if(NCM_BRIDGE == pProperties->MediaType)
|
|
{
|
|
IHNetConnection *pHNetConnection;
|
|
IHNetBridge* pNetBridge;
|
|
|
|
Assert(m_fInitialized);
|
|
|
|
hr = HrGetIHNetConnection(&pHNetConnection);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pHNetConnection->GetControlInterface(
|
|
IID_IHNetBridge,
|
|
reinterpret_cast<void**>(&pNetBridge)
|
|
);
|
|
|
|
ReleaseObj(pHNetConnection);
|
|
|
|
AssertSz(SUCCEEDED(hr), "Unable to retrieve IHNetBridge");
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
hr = pNetBridge->Destroy();
|
|
ReleaseObj(pNetBridge);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = E_FAIL; // can't delete anything but NCM_BRIDGE
|
|
}
|
|
FreeNetconProperties(pProperties);
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CLanConnection::Duplicate (
|
|
PCWSTR pszDuplicateName,
|
|
INetConnection** ppCon)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetProperties
|
|
//
|
|
// Purpose: Get all of the properties associated with the connection.
|
|
// Returning all of them at once saves us RPCs vs. returning
|
|
// each one individually.
|
|
//
|
|
// Arguments:
|
|
// ppProps [out] Returned block of properties.
|
|
//
|
|
// Returns: S_OK or an error.
|
|
//
|
|
// Author: shaunco 1 Feb 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::GetProperties (
|
|
NETCON_PROPERTIES** ppProps)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!ppProps)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
// Initialize the output parameter.
|
|
//
|
|
*ppProps = NULL;
|
|
|
|
NETCON_PROPERTIES* pProps;
|
|
NETCON_STATUS ncStatus;
|
|
|
|
hr = HrCoTaskMemAlloc (sizeof (NETCON_PROPERTIES),
|
|
reinterpret_cast<void**>(&pProps));
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
HRESULT hrT;
|
|
|
|
ZeroMemory (pProps, sizeof (NETCON_PROPERTIES));
|
|
|
|
// guidId
|
|
//
|
|
hrT = GetDeviceGuid(&pProps->guidId);
|
|
if (FAILED(hrT))
|
|
{
|
|
hr = hrT;
|
|
}
|
|
|
|
// pszwName
|
|
//
|
|
tstring strName;
|
|
hrT = HrRegQueryString(m_hkeyConn, c_szConnName, &strName);
|
|
if (SUCCEEDED(hrT))
|
|
{
|
|
hrT = HrCoTaskMemAllocAndDupSz (strName.c_str(),
|
|
&pProps->pszwName);
|
|
}
|
|
if (FAILED(hrT))
|
|
{
|
|
hr = hrT;
|
|
}
|
|
|
|
// pszwDeviceName
|
|
//
|
|
PWSTR szDesc;
|
|
hrT = HrSetupDiGetDeviceName(m_hdi, &m_deid, &szDesc);
|
|
if (SUCCEEDED(hrT))
|
|
{
|
|
hrT = HrCoTaskMemAllocAndDupSz (szDesc,
|
|
&pProps->pszwDeviceName);
|
|
|
|
delete [] reinterpret_cast<BYTE*>(szDesc);
|
|
}
|
|
if (FAILED(hrT))
|
|
{
|
|
hr = hrT;
|
|
}
|
|
|
|
// Status
|
|
//
|
|
hrT = GetStatus (&pProps->Status);
|
|
if (FAILED(hrT))
|
|
{
|
|
hr = hrT;
|
|
}
|
|
|
|
// Get additional Status information from 802.1X
|
|
//
|
|
if ((NCS_CONNECTED == pProps->Status)
|
|
|| (NCS_INVALID_ADDRESS == pProps->Status)
|
|
|| (NCS_MEDIA_DISCONNECTED == pProps->Status))
|
|
{
|
|
hrT = WZCQueryGUIDNCSState(&pProps->guidId, &ncStatus);
|
|
if (S_OK == hrT)
|
|
{
|
|
pProps->Status = ncStatus;
|
|
}
|
|
}
|
|
|
|
// Type
|
|
//
|
|
BOOL fNetworkBridge;
|
|
hrT = HrIsConnectionNetworkBridge(&fNetworkBridge);
|
|
if(SUCCEEDED(hrT) && TRUE == fNetworkBridge)
|
|
{
|
|
pProps->MediaType = NCM_BRIDGE;
|
|
}
|
|
else
|
|
{
|
|
pProps->MediaType = NCM_LAN;
|
|
}
|
|
|
|
// dwCharacter
|
|
//
|
|
hrT = GetCharacteristics (pProps->MediaType, &pProps->dwCharacter);
|
|
if (FAILED(hrT))
|
|
{
|
|
hr = hrT;
|
|
}
|
|
|
|
// clsidThisObject
|
|
//
|
|
pProps->clsidThisObject = CLSID_LanConnection;
|
|
|
|
// clsidUiObject
|
|
//
|
|
pProps->clsidUiObject = CLSID_LanConnectionUi;
|
|
|
|
// Assign the output parameter or cleanup if we had any failures.
|
|
//
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
*ppProps = pProps;
|
|
}
|
|
else
|
|
{
|
|
Assert (NULL == *ppProps);
|
|
FreeNetconProperties (pProps);
|
|
}
|
|
}
|
|
}
|
|
TraceError ("CLanConnection::GetProperties", hr);
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// INetLanConnection
|
|
//
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetInfo
|
|
//
|
|
// Purpose: Returns information about this connection
|
|
//
|
|
// Arguments:
|
|
// dwMask [in] Flags that control which fields to return. Use
|
|
// LCIF_ALL to get all fields.
|
|
// pLanConInfo [out] Structure that holds returned information
|
|
//
|
|
// Returns: S_OK if success, OLE error code otherwise
|
|
//
|
|
// Author: danielwe 6 Oct 1997
|
|
//
|
|
// Notes: Caller should delete the szwConnName value.
|
|
//
|
|
STDMETHODIMP CLanConnection::GetInfo(DWORD dwMask, LANCON_INFO* pLanConInfo)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (!pLanConInfo)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_hdi)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
ZeroMemory(pLanConInfo, sizeof(LANCON_INFO));
|
|
|
|
if (dwMask & LCIF_COMP)
|
|
{
|
|
GUID guid;
|
|
|
|
hr = HrGetInstanceGuid(m_hdi, m_deid, &guid);
|
|
pLanConInfo->guid = guid;
|
|
}
|
|
|
|
if (dwMask & LCIF_NAME)
|
|
{
|
|
hr = GetDeviceName(&pLanConInfo->szwConnName);
|
|
}
|
|
|
|
if (dwMask & LCIF_ICON)
|
|
{
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
DWORD dwValue;
|
|
|
|
hr = HrRegQueryDword(m_hkeyConn, c_szShowIcon, &dwValue);
|
|
// OK if value not there. Default to FALSE always.
|
|
//
|
|
if (S_OK == hr)
|
|
{
|
|
pLanConInfo->fShowIcon = !!(dwValue);
|
|
}
|
|
else if (HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr)
|
|
{
|
|
hr = NETCFG_S_NOTEXIST;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Mask S_FALSE if it slipped thru.
|
|
if (S_FALSE == hr)
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
|
|
TraceError("CLanConnection::GetInfo", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::SetInfo
|
|
//
|
|
// Purpose: Sets information about this connection.
|
|
//
|
|
// Arguments:
|
|
// dwMask [in] Flags that control which fields to set
|
|
// pLanConInfo [in] Structure containing information to set
|
|
//
|
|
// Returns: S_OK if success, OLE or Win32 error code otherwise
|
|
//
|
|
// Author: danielwe 6 Oct 1997
|
|
//
|
|
// Notes: The guid member can only be set if the object is not yet
|
|
// initialized.
|
|
// The AutoConnect value is never set because it is set only upon
|
|
// connect or disconnect.
|
|
// If szwConnName is NULL, it is left unchanged.
|
|
//
|
|
STDMETHODIMP CLanConnection::SetInfo(DWORD dwMask,
|
|
const LANCON_INFO* pLanConInfo)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (!pLanConInfo)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
// If we're not yet initialized, the only thing we will allow is the
|
|
// flag that gets us initialized
|
|
if (dwMask != LCIF_COMP)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
hr = HrLoad(pLanConInfo->guid);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
WCHAR szPnpId[MAX_DEVICE_ID_LEN];
|
|
|
|
hr = HrSetupDiGetDeviceInstanceId(m_hdi, &m_deid, szPnpId,
|
|
MAX_DEVICE_ID_LEN, NULL);
|
|
if (S_OK == hr)
|
|
{
|
|
hr = HrInitialize(szPnpId);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (dwMask & LCIF_NAME)
|
|
{
|
|
AssertSz(pLanConInfo->szwConnName,
|
|
"If you're going to set it, set it!");
|
|
|
|
// Set connection name
|
|
hr = Rename(pLanConInfo->szwConnName);
|
|
}
|
|
|
|
if (dwMask & LCIF_ICON)
|
|
{
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// Set ShowIcon value
|
|
hr = HrRegSetDword(m_hkeyConn, c_szShowIcon,
|
|
pLanConInfo->fShowIcon);
|
|
}
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
LanEventNotify(CONNECTION_MODIFIED, this, NULL, NULL);
|
|
}
|
|
}
|
|
|
|
TraceError("CLanConnection::SetInfo", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetDeviceGuid
|
|
//
|
|
// Purpose: Returns the instance GUID of the device being used by this
|
|
// connection
|
|
//
|
|
// Arguments:
|
|
// pguid [out] Receives GUID of device
|
|
//
|
|
// Returns: S_OK if success, NetCfg error code otherwise
|
|
//
|
|
// Author: danielwe 2 Oct 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::GetDeviceGuid(GUID *pguid)
|
|
{
|
|
HRESULT hr;
|
|
|
|
AssertSz(m_hdi, "No component?!");
|
|
|
|
if (!pguid)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
hr = HrGetInstanceGuid(m_hdi, m_deid, pguid);
|
|
}
|
|
|
|
TraceError("CLanConnection::GetDeviceGuid", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// IPersistNetConnection
|
|
//
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetClassID
|
|
//
|
|
// Purpose: Returns the CLSID of LAN connection objects
|
|
//
|
|
// Arguments:
|
|
// pclsid [out] Returns CLSID to caller
|
|
//
|
|
// Returns: S_OK if success, OLE error otherwise
|
|
//
|
|
// Author: danielwe 4 Nov 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::GetClassID(CLSID* pclsid)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!pclsid)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else
|
|
{
|
|
*pclsid = CLSID_LanConnection;
|
|
}
|
|
TraceError("CLanConnection::GetClassID", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetSizeMax
|
|
//
|
|
// Purpose: Returns the maximum size of the persistence data
|
|
//
|
|
// Arguments:
|
|
// pcbSize [out] Returns size
|
|
//
|
|
// Returns: S_OK if success, OLE error otherwise
|
|
//
|
|
// Author: danielwe 4 Nov 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::GetSizeMax(ULONG *pcbSize)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!pcbSize)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
*pcbSize = sizeof(GUID);
|
|
}
|
|
|
|
TraceError("CLanConnection::GetSizeMax", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::Load
|
|
//
|
|
// Purpose: Allows the connection object to initialize (restore) itself
|
|
// from previously persisted data
|
|
//
|
|
// Arguments:
|
|
// pbBuf [in] Private data to use for restoring
|
|
// cbSize [in] Size of data
|
|
//
|
|
// Returns: S_OK if success, OLE error otherwise
|
|
//
|
|
// Author: danielwe 4 Nov 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::Load(const BYTE *pbBuf, ULONG cbSize)
|
|
{
|
|
HRESULT hr = E_INVALIDARG;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!pbBuf)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (cbSize != sizeof(GUID))
|
|
{
|
|
hr = E_INVALIDARG;
|
|
}
|
|
// We can only accept one call on this method and only if we're not
|
|
// already initialized.
|
|
//
|
|
else if (m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
GUID guid;
|
|
|
|
CopyMemory(&guid, pbBuf, sizeof(GUID));
|
|
hr = HrLoad(guid);
|
|
}
|
|
|
|
TraceError("CLanConnection::Load", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::Save
|
|
//
|
|
// Purpose: Provides the caller with data to use in restoring this object
|
|
// at a later time.
|
|
//
|
|
// Arguments:
|
|
// pbBuf [out] Returns data to use for restoring
|
|
// cbSize [in] Size of data buffer
|
|
//
|
|
// Returns: S_OK if success, OLE error otherwise
|
|
//
|
|
// Author: danielwe 4 Nov 1997
|
|
//
|
|
// Notes:
|
|
//
|
|
STDMETHODIMP CLanConnection::Save(BYTE *pbBuf, ULONG cbSize)
|
|
{
|
|
HRESULT hr;
|
|
|
|
// Validate parameters.
|
|
//
|
|
if (!pbBuf)
|
|
{
|
|
hr = E_POINTER;
|
|
}
|
|
else if (!m_fInitialized || !m_hdi)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
GUID guid;
|
|
|
|
hr = HrGetInstanceGuid(m_hdi, m_deid, &guid);
|
|
if (S_OK == hr)
|
|
{
|
|
CopyMemory(pbBuf, &guid, cbSize);
|
|
}
|
|
}
|
|
|
|
TraceError("CLanConnection::Save", hr);
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Private functions
|
|
//
|
|
|
|
extern const WCHAR c_szRegValueNetCfgInstanceId[];
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrGetInstanceGuid
|
|
//
|
|
// Purpose: Given device info, returns the NetCfg instance GUID of the
|
|
// connection.
|
|
//
|
|
// Arguments:
|
|
// hdi [in] SetupAPI data
|
|
// deid [in] SetupAPI data
|
|
// pguid [out] GUID of netcfg component
|
|
//
|
|
// Returns: S_OK if success, Win32 or SetupAPI error otherwise
|
|
//
|
|
// Author: danielwe 7 Jan 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT HrGetInstanceGuid(HDEVINFO hdi, const SP_DEVINFO_DATA &deid,
|
|
LPGUID pguid)
|
|
{
|
|
HRESULT hr;
|
|
HKEY hkey;
|
|
|
|
Assert(pguid);
|
|
|
|
hr = HrSetupDiOpenDevRegKey(hdi, const_cast<SP_DEVINFO_DATA *>(&deid),
|
|
DICS_FLAG_GLOBAL, 0,
|
|
DIREG_DRV, KEY_READ, &hkey);
|
|
if (S_OK == hr)
|
|
{
|
|
WCHAR szGuid[c_cchGuidWithTerm];
|
|
DWORD cbBuf = sizeof(szGuid);
|
|
|
|
hr = HrRegQuerySzBuffer(hkey, c_szRegValueNetCfgInstanceId,
|
|
szGuid, &cbBuf);
|
|
if (S_OK == hr)
|
|
{
|
|
IIDFromString(szGuid, pguid);
|
|
}
|
|
|
|
RegCloseKey(hkey);
|
|
}
|
|
|
|
TraceError("HrInstanceGuidFromDeid", hr);
|
|
return hr;
|
|
}
|
|
|
|
static const WCHAR c_szKeyFmt[] = L"%s\\%s\\%s\\Connection";
|
|
extern const WCHAR c_szRegKeyComponentClasses[];
|
|
extern const WCHAR c_szRegValuePnpInstanceId[];
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrLoadDevInfoFromGuid
|
|
//
|
|
// Purpose: Given a NetCfg instance GUID, loads the m_hdi and m_deid
|
|
// members from the device installer.
|
|
//
|
|
// Arguments:
|
|
// guid [in] GUID of connection
|
|
//
|
|
// Returns: S_OK if success, Win32 or SetupAPI error otherwise
|
|
//
|
|
// Author: danielwe 7 Jan 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrLoadDevInfoFromGuid(const GUID &guid)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
SP_DEVINFO_DATA deid = {0};
|
|
HKEY hkeyNetCfg;
|
|
WCHAR szRegPath[c_cchMaxRegKeyLengthWithNull];
|
|
WCHAR szGuid[c_cchGuidWithTerm];
|
|
WCHAR szClassGuid[c_cchGuidWithTerm];
|
|
|
|
StringFromGUID2(GUID_DEVCLASS_NET, szClassGuid, c_cchGuidWithTerm);
|
|
StringFromGUID2(guid, szGuid, c_cchGuidWithTerm);
|
|
wsprintfW(szRegPath, c_szKeyFmt, c_szRegKeyComponentClasses,
|
|
szClassGuid, szGuid);
|
|
|
|
// Open the Control\Network\{CLASS}\{Instance GUID} key
|
|
//
|
|
hr = HrRegOpenKeyEx(HKEY_LOCAL_MACHINE, szRegPath,
|
|
KEY_READ, &hkeyNetCfg);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
tstring strInstanceId;
|
|
|
|
hr = HrRegQueryString(hkeyNetCfg, c_szRegValuePnpInstanceId,
|
|
&strInstanceId);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrSetupDiCreateDeviceInfoList(&GUID_DEVCLASS_NET,
|
|
NULL, &m_hdi);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrSetupDiOpenDeviceInfo(m_hdi, strInstanceId.c_str(),
|
|
NULL, 0, &m_deid);
|
|
}
|
|
}
|
|
|
|
RegCloseKey(hkeyNetCfg);
|
|
}
|
|
|
|
TraceError("HrLoadDevInfoFromGuid", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsAtmAdapterFromHkey
|
|
//
|
|
// Purpose: Determines if the given HKEY describes an ATM physical adapter
|
|
//
|
|
// Arguments:
|
|
// hkey [in] HKEY under Control\Class\{GUID}\<instance> (aka driver key)
|
|
//
|
|
// Returns: S_OK if device is ATM physical adapter, S_FALSE if not,
|
|
// Win32 error otherwise
|
|
//
|
|
// Author: tongl 10 Dec 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrIsAtmAdapterFromHkey(HKEY hkey)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
WCHAR szBuf[256];
|
|
DWORD cbBuf = sizeof(szBuf);
|
|
list<tstring *> lstr;
|
|
list<tstring *>::iterator lstrIter;
|
|
BOOL fMatch = FALSE;
|
|
HKEY hkeyInterfaces;
|
|
|
|
hr = HrRegOpenKeyEx(hkey, c_szRegKeyInterfacesFromInstance,
|
|
KEY_READ, &hkeyInterfaces);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrRegQuerySzBuffer(hkeyInterfaces, c_szRegValueUpperRange,
|
|
szBuf, &cbBuf);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
ConvertStringToColString(szBuf, c_chComma, lstr);
|
|
|
|
for (lstrIter = lstr.begin(); lstrIter != lstr.end(); lstrIter++)
|
|
{
|
|
// See if it matches one of these
|
|
|
|
if (!lstrcmpiW((*lstrIter)->c_str(), c_szBiNdisAtm))
|
|
{
|
|
fMatch = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
DeleteColString(&lstr);
|
|
}
|
|
|
|
RegCloseKey(hkeyInterfaces);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (fMatch)
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
}
|
|
|
|
TraceError("HrIsAtmAdapterFromHkey", (hr == S_FALSE) ? S_OK : hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsAtmElanFromHkey
|
|
//
|
|
// Purpose: Determines if the given HKEY describes an ATM ELAN adapter
|
|
//
|
|
// Arguments:
|
|
// hkey [in] HKEY under Control\Class\{GUID}\<instance> (aka driver key)
|
|
//
|
|
// Returns: S_OK if device is ELAN capable, S_FALSE if not, Win32 error
|
|
// otherwise
|
|
//
|
|
// Author: tongl 21 Oct 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrIsAtmElanFromHkey(HKEY hkey)
|
|
{
|
|
HRESULT hr;
|
|
|
|
// pszInfId should have enough characters to hold "ms_atmelan".
|
|
// If the registry value is bigger than that, we know we don't have
|
|
// a match.
|
|
//
|
|
WCHAR pszInfId [24];
|
|
DWORD cbInfId = sizeof(pszInfId);
|
|
|
|
hr = HrRegQuerySzBuffer(hkey, L"ComponentId", pszInfId, &cbInfId);
|
|
|
|
if ((S_OK != hr) || (0 != _wcsicmp(pszInfId, L"ms_atmelan")))
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
Assert ((S_OK == hr) || (S_FALSE == hr));
|
|
|
|
TraceError("HrIsAtmElanFromHkey", (hr == S_FALSE) ? S_OK : hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsConnectionBridged
|
|
//
|
|
// Purpose: Determines if connection is a member of a brigde
|
|
//
|
|
// Arguments:
|
|
// pfBridged [in] A boolean for the result
|
|
//
|
|
// Returns: S_OK if pfBridged is valid
|
|
// S_FALSE if pfBridged can't currently be determined
|
|
// Error otherwise
|
|
//
|
|
// Author: kenwic 11 July 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrIsConnectionBridged(BOOL* pfBridged)
|
|
{
|
|
*pfBridged = FALSE;
|
|
HRESULT hResult = S_OK;
|
|
|
|
hResult = HrEnsureHNetPropertiesCached();
|
|
|
|
if (S_OK == hResult)
|
|
{
|
|
*pfBridged = m_pHNetProperties->fPartOfBridge;
|
|
}
|
|
|
|
return hResult;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsConnectionFirewalled
|
|
//
|
|
// Purpose: Determines if connection is firewalled
|
|
//
|
|
// Arguments:
|
|
// pfFirewalled [in] A boolean for the result
|
|
//
|
|
// Returns: S_OK if pfFirewalled is valid
|
|
// S_FALSE if pfFirewalled can't currently be determined
|
|
// Error otherwise
|
|
//
|
|
// Author: kenwic 11 July 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrIsConnectionFirewalled(BOOL* pfFirewalled)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
BOOL fHasPermission = FALSE;
|
|
|
|
*pfFirewalled = FALSE;
|
|
// A Connection is only firewalled if the firewall is currently running, so
|
|
// we return FALSE if the permission denies the firewall from running.
|
|
hr = HrEnsureValidNlaPolicyEngine();
|
|
TraceHr(ttidError, FAL, hr, (S_FALSE == hr), "CRasConnectionBase::HrIsConnectionFirewalled calling HrEnsureValidNlaPolicyEngine", hr);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = m_pNetMachinePolicies->VerifyPermission(NCPERM_PersonalFirewallConfig, &fHasPermission);
|
|
if (SUCCEEDED(hr) && fHasPermission)
|
|
{
|
|
hr = HrEnsureHNetPropertiesCached();
|
|
|
|
if (S_OK == hr)
|
|
{
|
|
*pfFirewalled = m_pHNetProperties->fFirewalled;
|
|
}
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsConnectionNetworkBridge
|
|
//
|
|
// Purpose: Determines if a brigde
|
|
//
|
|
// Arguments:
|
|
// pfNetworkBridge [in] A boolean for the result
|
|
//
|
|
// Returns: S_OK if pfNetworkBridge is valid
|
|
// S_FALSE if pfNetworkBridge can't currently be determined
|
|
// Error otherwise
|
|
//
|
|
// Author: kenwic 11 July 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
static const WCHAR c_szNetworkBridgeComponentId[] = L"ms_bridgemp";
|
|
extern const WCHAR c_szRegValueComponentId[];
|
|
|
|
HRESULT CLanConnection::HrIsConnectionNetworkBridge(BOOL* pfNetworkBridge)
|
|
{
|
|
*pfNetworkBridge = FALSE;
|
|
HRESULT hr = S_OK;
|
|
|
|
HKEY hkey;
|
|
hr = HrSetupDiOpenDevRegKey(m_hdi, const_cast<SP_DEVINFO_DATA *>(&m_deid),
|
|
DICS_FLAG_GLOBAL, 0,
|
|
DIREG_DRV, KEY_READ, &hkey);
|
|
if (S_OK == hr)
|
|
{
|
|
WCHAR szComponentId[60]; // if it's bigger than this, it's not the bridge, but make it big to shut up the tracing
|
|
DWORD cbBuf = sizeof(szComponentId);
|
|
|
|
hr = HrRegQuerySzBuffer(hkey, c_szRegValueComponentId,
|
|
szComponentId, &cbBuf);
|
|
if (S_OK == hr || HRESULT_FROM_WIN32(ERROR_MORE_DATA) == hr)
|
|
{
|
|
if(0 == lstrcmp(szComponentId, c_szNetworkBridgeComponentId))
|
|
{
|
|
*pfNetworkBridge = TRUE;
|
|
}
|
|
|
|
hr = S_OK;
|
|
}
|
|
|
|
RegCloseKey(hkey);
|
|
}
|
|
|
|
TraceError("HrIsConnectionNetworkBridge", hr);
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrIsConnectionIcsPublic
|
|
//
|
|
// Purpose: Determines if connection is shared (ICS public)
|
|
//
|
|
// Arguments:
|
|
// pfIcsPublic [out] A boolean for the result
|
|
//
|
|
// Returns: S_OK if pfIcsPublic is valid
|
|
// S_FALSE if pfIcsPublic can't currently be determined
|
|
// Error otherwise
|
|
//
|
|
// Author: jonburs 31 July 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrIsConnectionIcsPublic(BOOL* pfIcsPublic)
|
|
{
|
|
Assert(NULL != pfIcsPublic);
|
|
*pfIcsPublic = FALSE;
|
|
HRESULT hResult = S_OK;
|
|
|
|
hResult = HrEnsureHNetPropertiesCached();
|
|
|
|
if (S_OK == hResult)
|
|
{
|
|
*pfIcsPublic = m_pHNetProperties->fIcsPublic;
|
|
}
|
|
|
|
return hResult;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrEnsureHNetPropertiesCached
|
|
//
|
|
// Purpose: Makes sure home networking properties are up-to-date
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: S_OK if m_pHNetProperties is now valid (success)
|
|
// S_FALSE if it's not currently possible to update the properties
|
|
// (e.g., recursive attempt to update)
|
|
//
|
|
// Author: jonburs 16 August 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrEnsureHNetPropertiesCached(VOID)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
Assert(TRUE == m_fInitialized);
|
|
|
|
if (!m_fHNetPropertiesCached
|
|
|| m_lHNetModifiedEra != g_lHNetModifiedEra)
|
|
{
|
|
//
|
|
// Our cached properties are possibly out of date. Check
|
|
// to see that this is not a recursive entry
|
|
//
|
|
|
|
if (0 == InterlockedExchange(&m_lUpdatingHNetProperties, 1))
|
|
{
|
|
IHNetConnection *pHNetConn;
|
|
HNET_CONN_PROPERTIES *pProps;
|
|
|
|
hr = HrGetIHNetConnection(&pHNetConn);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pHNetConn->GetProperties(&pProps);
|
|
ReleaseObj(pHNetConn);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
//
|
|
// Store new properties, and free old. Note that CoTaskMemFree
|
|
// properly handles NULL input.
|
|
//
|
|
|
|
pProps =
|
|
reinterpret_cast<HNET_CONN_PROPERTIES*>(
|
|
InterlockedExchangePointer(
|
|
reinterpret_cast<PVOID*>(&m_pHNetProperties),
|
|
reinterpret_cast<PVOID>(pProps)
|
|
)
|
|
);
|
|
|
|
CoTaskMemFree(pProps);
|
|
|
|
//
|
|
// Update our era, and note that we have valid properties
|
|
//
|
|
|
|
InterlockedExchange(&m_lHNetModifiedEra, g_lHNetModifiedEra);
|
|
m_fHNetPropertiesCached = TRUE;
|
|
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// If we don't yet have a record of this connection w/in the
|
|
// home networking store, HrGetIHNetConnection will fail (as
|
|
// we ask it not to create new entries). We therefore convert
|
|
// failure to S_FALSE, which means we can't retrieve this info
|
|
// right now.
|
|
//
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
//
|
|
// We're no longer updating our properties
|
|
//
|
|
|
|
InterlockedExchange(&m_lUpdatingHNetProperties, 0);
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Update is alredy going on (possibly an earlier call on
|
|
// the same thread). Return S_FALSE.
|
|
//
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: HrGetIHNetConnection
|
|
//
|
|
// Purpose: Retrieves the IHNetConnection for this connection
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: S_OK on success; error otherwise
|
|
//
|
|
// Author: jonburs 16 August 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::HrGetIHNetConnection(IHNetConnection **ppHNetConnection)
|
|
{
|
|
HRESULT hr;
|
|
IHNetCfgMgr *pCfgMgr;
|
|
GUID guid;
|
|
|
|
Assert(ppHNetConnection);
|
|
|
|
hr = GetDeviceGuid(&guid);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrGetHNetCfgMgr(&pCfgMgr);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pCfgMgr->GetIHNetConnectionForGuid(
|
|
&guid,
|
|
TRUE,
|
|
FALSE,
|
|
ppHNetConnection
|
|
);
|
|
|
|
ReleaseObj(pCfgMgr);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: ShowIcon
|
|
//
|
|
// Purpose: Sets the Icon state for the systray, fires an event to notify
|
|
// NetShell of the Change
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: S_OK on success; error otherwise
|
|
//
|
|
// Author: ckotze 25 September 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::ShowIcon(const BOOL bShowIcon)
|
|
{
|
|
HRESULT hr;
|
|
LANCON_INFO lcInfo;
|
|
|
|
hr = GetInfo(LCIF_ICON, &lcInfo);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
lcInfo.fShowIcon = bShowIcon;
|
|
hr = SetInfo(LCIF_ICON, &lcInfo);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: IconStateChanged
|
|
//
|
|
// Purpose: Fires an event to notify NetShell of a Change occuring in an
|
|
// incoming connection.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: S_OK on success; error otherwise
|
|
//
|
|
// Author: ckotze 25 September 2000
|
|
//
|
|
// Notes:
|
|
//
|
|
inline
|
|
HRESULT CLanConnection::IconStateChanged()
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CLanConnection::GetProperties
|
|
//
|
|
// Purpose: Get all of the properties associated with the connection.
|
|
// Returning all of them at once saves us RPCs vs. returning
|
|
// each one individually.
|
|
//
|
|
// Arguments:
|
|
// ppProps [out] Returned block of properties.
|
|
//
|
|
// Returns: S_OK or an error.
|
|
//
|
|
// Author: shaunco 1 Feb 1998
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT CLanConnection::GetPropertiesEx(NETCON_PROPERTIES_EX** ppConnectionPropertiesEx)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
*ppConnectionPropertiesEx = NULL;
|
|
|
|
if (!m_fInitialized)
|
|
{
|
|
hr = E_UNEXPECTED;
|
|
}
|
|
else
|
|
{
|
|
NETCON_PROPERTIES* pProps;
|
|
NETCON_PROPERTIES_EX* pPropsEx = reinterpret_cast<NETCON_PROPERTIES_EX*>(CoTaskMemAlloc(sizeof(NETCON_PROPERTIES_EX)));
|
|
|
|
if (pPropsEx)
|
|
{
|
|
ZeroMemory(pPropsEx, sizeof(NETCON_PROPERTIES_EX));
|
|
|
|
hr = GetProperties(&pProps);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = HrBuildPropertiesExFromProperties(pProps, pPropsEx, dynamic_cast<IPersistNetConnection *>(this));
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (NCM_LAN == pPropsEx->ncMediaType)
|
|
{
|
|
CIntelliName inName(NULL, NULL);
|
|
NETCON_MEDIATYPE ncm;
|
|
NETCON_SUBMEDIATYPE ncsm;
|
|
|
|
hr = inName.HrGetPseudoMediaTypes(pPropsEx->guidId, &ncm, &ncsm);
|
|
if (FAILED(hr))
|
|
{
|
|
hr = HrGetPseudoMediaTypeFromConnection(pPropsEx->guidId, &ncsm);
|
|
TraceError("HrGetPseudoMediaTypeFromConnection failed.", hr);
|
|
hr = S_OK;
|
|
}
|
|
|
|
pPropsEx->ncSubMediaType = ncsm;
|
|
if (NCSM_WIRELESS == ncsm)
|
|
{
|
|
LANCON_INFO LanConInfo;
|
|
|
|
hr = GetInfo(LCIF_ICON, &LanConInfo);
|
|
if (NETCFG_S_NOTEXIST == hr)
|
|
{
|
|
LanConInfo.fShowIcon = TRUE;
|
|
hr = SetInfo(LCIF_ICON, &LanConInfo);
|
|
TraceError("SetInfo", hr);
|
|
pPropsEx->dwCharacter |= NCCF_SHOW_ICON;
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pPropsEx->ncSubMediaType = NCSM_NONE;
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
*ppConnectionPropertiesEx = pPropsEx;
|
|
}
|
|
}
|
|
|
|
FreeNetconProperties(pProps);
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
*ppConnectionPropertiesEx = NULL;
|
|
HrFreeNetConProperties2(pPropsEx);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
}
|
|
}
|
|
|
|
TraceError ("CLanConnection::GetPropertiesEx", hr);
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CLanConnection::HrEnsureValidNlaPolicyEngine()
|
|
{
|
|
HRESULT hr = S_FALSE; // Assume we already have the object
|
|
|
|
if (!m_pNetMachinePolicies)
|
|
{
|
|
hr = CoCreateInstance(CLSID_NetGroupPolicies, NULL, CLSCTX_INPROC, IID_INetMachinePolicies, reinterpret_cast<void**>(&m_pNetMachinePolicies));
|
|
}
|
|
return hr;
|
|
} |