764 lines
18 KiB
C++
764 lines
18 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 2001.
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//
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// File: N E T C F G A P I . C P P
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//
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// Contents: Functions to illustrate INetCfg API
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//
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// Notes:
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//
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// Author: Alok Sinha 15-May-01
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//
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//----------------------------------------------------------------------------
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#include "NetCfgAPI.h"
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//
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// Function: HrGetINetCfg
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//
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// Purpose: Get a reference to INetCfg.
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//
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// Arguments:
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// fGetWriteLock [in] If TRUE, Write lock.requested.
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// lpszAppName [in] Application name requesting the reference.
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// ppnc [out] Reference to INetCfg.
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// lpszLockedBy [in] Optional. Application who holds the write lock.
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//
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// Returns: S_OK on sucess, otherwise an error code.
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//
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// Notes:
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//
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HRESULT HrGetINetCfg (IN BOOL fGetWriteLock,
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IN LPCWSTR lpszAppName,
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OUT INetCfg** ppnc,
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OUT LPWSTR *lpszLockedBy)
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{
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INetCfg *pnc = NULL;
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INetCfgLock *pncLock = NULL;
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HRESULT hr = S_OK;
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//
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// Initialize the output parameters.
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//
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*ppnc = NULL;
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if ( lpszLockedBy )
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{
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*lpszLockedBy = NULL;
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}
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//
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// Initialize COM
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//
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hr = CoInitialize( NULL );
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if ( hr == S_OK ) {
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//
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// Create the object implementing INetCfg.
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//
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hr = CoCreateInstance( CLSID_CNetCfg,
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NULL, CLSCTX_INPROC_SERVER,
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IID_INetCfg,
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(void**)&pnc );
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if ( hr == S_OK ) {
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if ( fGetWriteLock ) {
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//
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// Get the locking reference
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//
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hr = pnc->QueryInterface( IID_INetCfgLock,
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(LPVOID *)&pncLock );
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if ( hr == S_OK ) {
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//
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// Attempt to lock the INetCfg for read/write
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//
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hr = pncLock->AcquireWriteLock( LOCK_TIME_OUT,
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lpszAppName,
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lpszLockedBy);
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if (hr == S_FALSE ) {
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hr = NETCFG_E_NO_WRITE_LOCK;
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}
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}
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}
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if ( hr == S_OK ) {
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//
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// Initialize the INetCfg object.
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//
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hr = pnc->Initialize( NULL );
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if ( hr == S_OK ) {
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*ppnc = pnc;
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pnc->AddRef();
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}
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else {
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//
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// Initialize failed, if obtained lock, release it
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//
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if ( pncLock ) {
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pncLock->ReleaseWriteLock();
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}
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}
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}
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ReleaseRef( pncLock );
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ReleaseRef( pnc );
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}
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//
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// In case of error, uninitialize COM.
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//
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if ( hr != S_OK ) {
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CoUninitialize();
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}
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}
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return hr;
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}
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//
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// Function: HrReleaseINetCfg
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//
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// Purpose: Get a reference to INetCfg.
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//
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// Arguments:
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// pnc [in] Reference to INetCfg to release.
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// fHasWriteLock [in] If TRUE, reference was held with write lock.
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//
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// Returns: S_OK on sucess, otherwise an error code.
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//
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// Notes:
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//
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HRESULT HrReleaseINetCfg (IN INetCfg* pnc,
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IN BOOL fHasWriteLock)
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{
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INetCfgLock *pncLock = NULL;
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HRESULT hr = S_OK;
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//
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// Uninitialize INetCfg
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//
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hr = pnc->Uninitialize();
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//
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// If write lock is present, unlock it
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//
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if ( hr == S_OK && fHasWriteLock ) {
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//
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// Get the locking reference
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//
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hr = pnc->QueryInterface( IID_INetCfgLock,
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(LPVOID *)&pncLock);
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if ( hr == S_OK ) {
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hr = pncLock->ReleaseWriteLock();
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ReleaseRef( pncLock );
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}
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}
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ReleaseRef( pnc );
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//
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// Uninitialize COM.
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//
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CoUninitialize();
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return hr;
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}
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//
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// Function: HrInstallNetComponent
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//
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// Purpose: Install a network component(protocols, clients and services)
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// given its INF file.
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//
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// Arguments:
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// pnc [in] Reference to INetCfg.
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// lpszComponentId [in] PnpID of the network component.
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// pguidClass [in] Class GUID of the network component.
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// lpszInfFullPath [in] INF file to install from.
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//
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// Returns: S_OK on sucess, otherwise an error code.
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//
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// Notes:
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//
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HRESULT HrInstallNetComponent (IN INetCfg *pnc,
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IN LPCWSTR lpszComponentId,
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IN const GUID *pguidClass,
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IN LPCWSTR lpszInfFullPath)
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{
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DWORD dwError;
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HRESULT hr = S_OK;
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WCHAR Drive[_MAX_DRIVE];
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WCHAR Dir[_MAX_DIR];
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WCHAR DirWithDrive[_MAX_DRIVE+_MAX_DIR];
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//
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// If full path to INF has been specified, the INF
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// needs to be copied using Setup API to ensure that any other files
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// that the primary INF copies will be correctly found by Setup API
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//
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if ( lpszInfFullPath ) {
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//
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// Get the path where the INF file is.
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//
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_wsplitpath( lpszInfFullPath, Drive, Dir, NULL, NULL );
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wcscpy( DirWithDrive, Drive );
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wcscat( DirWithDrive, Dir );
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//
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// Copy the INF file and other files referenced in the INF file.
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//
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if ( !SetupCopyOEMInfW(lpszInfFullPath,
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DirWithDrive, // Other files are in the
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// same dir. as primary INF
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SPOST_PATH, // First param is path to INF
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0, // Default copy style
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NULL, // Name of the INF after
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// it's copied to %windir%\inf
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0, // Max buf. size for the above
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NULL, // Required size if non-null
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NULL) ) { // Optionally get the filename
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// part of Inf name after it is copied.
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dwError = GetLastError();
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hr = HRESULT_FROM_WIN32( dwError );
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}
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}
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if ( S_OK == hr ) {
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//
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// Install the network component.
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//
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hr = HrInstallComponent( pnc,
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lpszComponentId,
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pguidClass );
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if ( hr == S_OK ) {
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//
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// On success, apply the changes
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//
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hr = pnc->Apply();
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}
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}
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return hr;
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}
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//
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// Function: HrInstallComponent
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//
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// Purpose: Install a network component(protocols, clients and services)
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// given its INF file.
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// Arguments:
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// pnc [in] Reference to INetCfg.
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// lpszComponentId [in] PnpID of the network component.
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// pguidClass [in] Class GUID of the network component.
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//
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// Returns: S_OK on sucess, otherwise an error code.
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//
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// Notes:
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//
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HRESULT HrInstallComponent(IN INetCfg* pnc,
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IN LPCWSTR szComponentId,
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IN const GUID* pguidClass)
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{
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INetCfgClassSetup *pncClassSetup = NULL;
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INetCfgComponent *pncc = NULL;
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OBO_TOKEN OboToken;
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HRESULT hr = S_OK;
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//
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// OBO_TOKEN specifies on whose behalf this
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// component is being installed.
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// Set it to OBO_USER so that szComponentId will be installed
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// on behalf of the user.
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//
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ZeroMemory( &OboToken,
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sizeof(OboToken) );
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OboToken.Type = OBO_USER;
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//
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// Get component's setup class reference.
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//
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hr = pnc->QueryNetCfgClass ( pguidClass,
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IID_INetCfgClassSetup,
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(void**)&pncClassSetup );
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if ( hr == S_OK ) {
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hr = pncClassSetup->Install( szComponentId,
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&OboToken,
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0,
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0, // Upgrade from build number.
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NULL, // Answerfile name
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NULL, // Answerfile section name
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&pncc ); // Reference after the component
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if ( S_OK == hr ) { // is installed.
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//
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// we don't need to use pncc (INetCfgComponent), release it
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//
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ReleaseRef( pncc );
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}
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ReleaseRef( pncClassSetup );
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}
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return hr;
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}
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//
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// Function: HrUninstallNetComponent
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//
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// Purpose: Uninstall a network component(protocols, clients and services).
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//
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// Arguments:
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// pnc [in] Reference to INetCfg.
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// szComponentId [in] PnpID of the network component to uninstall.
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//
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// Returns: S_OK on sucess, otherwise an error code.
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//
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// Notes:
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//
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HRESULT HrUninstallNetComponent(IN INetCfg* pnc,
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IN LPCWSTR szComponentId)
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{
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INetCfgComponent *pncc = NULL;
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INetCfgClass *pncClass = NULL;
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INetCfgClassSetup *pncClassSetup = NULL;
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OBO_TOKEN OboToken;
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GUID guidClass;
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HRESULT hr = S_OK;
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|
|
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||
|
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//
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// OBO_TOKEN specifies on whose behalf this
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// component is being installed.
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// Set it to OBO_USER so that szComponentId will be installed
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// on behalf of the user.
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//
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ZeroMemory( &OboToken,
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sizeof(OboToken) );
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OboToken.Type = OBO_USER;
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//
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// Get the component's reference.
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//
|
||
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hr = pnc->FindComponent( szComponentId,
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&pncc );
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|
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|
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if (S_OK == hr) {
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||
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//
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// Get the component's class GUID.
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//
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hr = pncc->GetClassGuid( &guidClass );
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||
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if ( hr == S_OK ) {
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||
|
|
|
||
|
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//
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||
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// Get component's class reference.
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||
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//
|
||
|
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|
||
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hr = pnc->QueryNetCfgClass( &guidClass,
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IID_INetCfgClass,
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(void**)&pncClass );
|
||
|
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if ( hr == S_OK ) {
|
||
|
|
|
||
|
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//
|
||
|
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// Get Setup reference.
|
||
|
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//
|
||
|
|
|
||
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hr = pncClass->QueryInterface( IID_INetCfgClassSetup,
|
||
|
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(void**)&pncClassSetup );
|
||
|
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if ( hr == S_OK ) {
|
||
|
|
|
||
|
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hr = pncClassSetup->DeInstall( pncc,
|
||
|
|
&OboToken,
|
||
|
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NULL);
|
||
|
|
if ( hr == S_OK ) {
|
||
|
|
|
||
|
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//
|
||
|
|
// Apply the changes
|
||
|
|
//
|
||
|
|
|
||
|
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hr = pnc->Apply();
|
||
|
|
}
|
||
|
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|
||
|
|
ReleaseRef( pncClassSetup );
|
||
|
|
}
|
||
|
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|
||
|
|
ReleaseRef( pncClass );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
ReleaseRef( pncc );
|
||
|
|
}
|
||
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|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetComponentEnum
|
||
|
|
//
|
||
|
|
// Purpose: Get network component enumerator reference.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pnc [in] Reference to INetCfg.
|
||
|
|
// pguidClass [in] Class GUID of the network component.
|
||
|
|
// ppencc [out] Enumerator reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetComponentEnum (INetCfg* pnc,
|
||
|
|
IN const GUID* pguidClass,
|
||
|
|
OUT IEnumNetCfgComponent **ppencc)
|
||
|
|
{
|
||
|
|
INetCfgClass *pncclass;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppencc = NULL;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the class reference.
|
||
|
|
//
|
||
|
|
|
||
|
|
hr = pnc->QueryNetCfgClass( pguidClass,
|
||
|
|
IID_INetCfgClass,
|
||
|
|
(PVOID *)&pncclass );
|
||
|
|
|
||
|
|
if ( hr == S_OK ) {
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the enumerator reference.
|
||
|
|
//
|
||
|
|
|
||
|
|
hr = pncclass->EnumComponents( ppencc );
|
||
|
|
|
||
|
|
//
|
||
|
|
// We don't need the class reference any more.
|
||
|
|
//
|
||
|
|
|
||
|
|
ReleaseRef( pncclass );
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetFirstComponent
|
||
|
|
//
|
||
|
|
// Purpose: Enumerates the first network component.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencc [in] Component enumerator reference.
|
||
|
|
// ppncc [out] Network component reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetFirstComponent (IN IEnumNetCfgComponent* pencc,
|
||
|
|
OUT INetCfgComponent **ppncc)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
ULONG ulCount;
|
||
|
|
|
||
|
|
*ppncc = NULL;
|
||
|
|
|
||
|
|
pencc->Reset();
|
||
|
|
|
||
|
|
hr = pencc->Next( 1,
|
||
|
|
ppncc,
|
||
|
|
&ulCount );
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetNextComponent
|
||
|
|
//
|
||
|
|
// Purpose: Enumerate the next network component.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencc [in] Component enumerator reference.
|
||
|
|
// ppncc [out] Network component reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes: The function behaves just like HrGetFirstComponent if
|
||
|
|
// it is called right after HrGetComponentEnum.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetNextComponent (IN IEnumNetCfgComponent* pencc,
|
||
|
|
OUT INetCfgComponent **ppncc)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
ULONG ulCount;
|
||
|
|
|
||
|
|
*ppncc = NULL;
|
||
|
|
|
||
|
|
hr = pencc->Next( 1,
|
||
|
|
ppncc,
|
||
|
|
&ulCount );
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetBindingPathEnum
|
||
|
|
//
|
||
|
|
// Purpose: Get network component's binding path enumerator reference.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pncc [in] Network component reference.
|
||
|
|
// dwBindingType [in] EBP_ABOVE or EBP_BELOW.
|
||
|
|
// ppencbp [out] Enumerator reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetBindingPathEnum (IN INetCfgComponent *pncc,
|
||
|
|
IN DWORD dwBindingType,
|
||
|
|
OUT IEnumNetCfgBindingPath **ppencbp)
|
||
|
|
{
|
||
|
|
INetCfgComponentBindings *pnccb = NULL;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppencbp = NULL;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get component's binding.
|
||
|
|
//
|
||
|
|
|
||
|
|
hr = pncc->QueryInterface( IID_INetCfgComponentBindings,
|
||
|
|
(PVOID *)&pnccb );
|
||
|
|
|
||
|
|
if ( hr == S_OK ) {
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get binding path enumerator reference.
|
||
|
|
//
|
||
|
|
|
||
|
|
hr = pnccb->EnumBindingPaths( dwBindingType,
|
||
|
|
ppencbp );
|
||
|
|
|
||
|
|
ReleaseRef( pnccb );
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetFirstBindingPath
|
||
|
|
//
|
||
|
|
// Purpose: Enumerates the first binding path.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencc [in] Binding path enumerator reference.
|
||
|
|
// ppncc [out] Binding path reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetFirstBindingPath (IN IEnumNetCfgBindingPath *pencbp,
|
||
|
|
OUT INetCfgBindingPath **ppncbp)
|
||
|
|
{
|
||
|
|
ULONG ulCount;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppncbp = NULL;
|
||
|
|
|
||
|
|
pencbp->Reset();
|
||
|
|
|
||
|
|
hr = pencbp->Next( 1,
|
||
|
|
ppncbp,
|
||
|
|
&ulCount );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetNextBindingPath
|
||
|
|
//
|
||
|
|
// Purpose: Enumerate the next binding path.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencbp [in] Binding path enumerator reference.
|
||
|
|
// ppncbp [out] Binding path reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes: The function behaves just like HrGetFirstBindingPath if
|
||
|
|
// it is called right after HrGetBindingPathEnum.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetNextBindingPath (IN IEnumNetCfgBindingPath *pencbp,
|
||
|
|
OUT INetCfgBindingPath **ppncbp)
|
||
|
|
{
|
||
|
|
ULONG ulCount;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppncbp = NULL;
|
||
|
|
|
||
|
|
hr = pencbp->Next( 1,
|
||
|
|
ppncbp,
|
||
|
|
&ulCount );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetBindingInterfaceEnum
|
||
|
|
//
|
||
|
|
// Purpose: Get binding interface enumerator reference.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pncbp [in] Binding path reference.
|
||
|
|
// ppencbp [out] Enumerator reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetBindingInterfaceEnum (IN INetCfgBindingPath *pncbp,
|
||
|
|
OUT IEnumNetCfgBindingInterface **ppencbi)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppencbi = NULL;
|
||
|
|
|
||
|
|
hr = pncbp->EnumBindingInterfaces( ppencbi );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetFirstBindingInterface
|
||
|
|
//
|
||
|
|
// Purpose: Enumerates the first binding interface.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencbi [in] Binding interface enumerator reference.
|
||
|
|
// ppncbi [out] Binding interface reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetFirstBindingInterface (IN IEnumNetCfgBindingInterface *pencbi,
|
||
|
|
OUT INetCfgBindingInterface **ppncbi)
|
||
|
|
{
|
||
|
|
ULONG ulCount;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppncbi = NULL;
|
||
|
|
|
||
|
|
pencbi->Reset();
|
||
|
|
|
||
|
|
hr = pencbi->Next( 1,
|
||
|
|
ppncbi,
|
||
|
|
&ulCount );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: HrGetNextBindingInterface
|
||
|
|
//
|
||
|
|
// Purpose: Enumerate the next binding interface.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// pencbi [in] Binding interface enumerator reference.
|
||
|
|
// ppncbi [out] Binding interface reference.
|
||
|
|
//
|
||
|
|
// Returns: S_OK on sucess, otherwise an error code.
|
||
|
|
//
|
||
|
|
// Notes: The function behaves just like HrGetFirstBindingInterface if
|
||
|
|
// it is called right after HrGetBindingInterfaceEnum.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
|
||
|
|
HRESULT HrGetNextBindingInterface (IN IEnumNetCfgBindingInterface *pencbi,
|
||
|
|
OUT INetCfgBindingInterface **ppncbi)
|
||
|
|
{
|
||
|
|
ULONG ulCount;
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
*ppncbi = NULL;
|
||
|
|
|
||
|
|
hr = pencbi->Next( 1,
|
||
|
|
ppncbi,
|
||
|
|
&ulCount );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function: ReleaseRef
|
||
|
|
//
|
||
|
|
// Purpose: Release reference.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// punk [in] IUnknown reference to release.
|
||
|
|
//
|
||
|
|
// Returns: Reference count.
|
||
|
|
//
|
||
|
|
// Notes:
|
||
|
|
//
|
||
|
|
|
||
|
|
VOID ReleaseRef (IN IUnknown* punk)
|
||
|
|
{
|
||
|
|
if ( punk ) {
|
||
|
|
punk->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|