435 lines
16 KiB
C++
435 lines
16 KiB
C++
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//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2000-2001 Microsoft Corporation
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//
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// Module Name:
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// NameUtil.cpp
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//
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// Description:
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// Name resolution utility.
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//
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// Maintained By:
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// Galen Barbee (GalenB) 28-NOV-2000
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "pch.h"
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#include "nameutil.h"
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#include <initguid.h>
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// {6968D735-ADBB-4748-A36E-7CEE0FE21116}
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DEFINE_GUID( TASKID_Minor_Multiple_DNS_Records_Found,
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0x6968d735, 0xadbb, 0x4748, 0xa3, 0x6e, 0x7c, 0xee, 0xf, 0xe2, 0x11, 0x16);
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// {D86FAAD9-2514-451e-B359-435AF35E6038}
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DEFINE_GUID( TASKID_Minor_FQDN_DNS_Binding_Succeeded,
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0xd86faad9, 0x2514, 0x451e, 0xb3, 0x59, 0x43, 0x5a, 0xf3, 0x5e, 0x60, 0x38);
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// {B2359972-F6B8-433d-949B-DB1CEE009321}
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DEFINE_GUID( TASKID_Minor_FQDN_DNS_Binding_Failed,
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0xb2359972, 0xf6b8, 0x433d, 0x94, 0x9b, 0xdb, 0x1c, 0xee, 0x0, 0x93, 0x21);
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// {2FF4B2F0-800C-44db-9131-F60B30F76CB4}
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DEFINE_GUID( TASKID_Minor_NETBIOS_Binding_Failed,
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0x2ff4b2f0, 0x800c, 0x44db, 0x91, 0x31, 0xf6, 0xb, 0x30, 0xf7, 0x6c, 0xb4);
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// {D40532E1-9286-4dbd-A559-B62DCC218929}
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DEFINE_GUID( TASKID_Minor_NETBIOS_Binding_Succeeded,
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0xd40532e1, 0x9286, 0x4dbd, 0xa5, 0x59, 0xb6, 0x2d, 0xcc, 0x21, 0x89, 0x29);
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// {D0AB3284-8F62-4f55-8938-DA6A583604E0}
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DEFINE_GUID( TASKID_Minor_NETBIOS_Name_Conversion_Succeeded,
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0xd0ab3284, 0x8f62, 0x4f55, 0x89, 0x38, 0xda, 0x6a, 0x58, 0x36, 0x4, 0xe0);
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// {66F8E4AA-DF71-4973-A4A3-115EB6FE9986}
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DEFINE_GUID( TASKID_Minor_NETBIOS_Name_Conversion_Failed,
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0x66f8e4aa, 0xdf71, 0x4973, 0xa4, 0xa3, 0x11, 0x5e, 0xb6, 0xfe, 0x99, 0x86);
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// {5F18ED71-07EC-46d3-ADB9-71F1C7794DB2}
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DEFINE_GUID( TASKID_Minor_NETBIOS_Reset_Failed,
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0x5f18ed71, 0x7ec, 0x46d3, 0xad, 0xb9, 0x71, 0xf1, 0xc7, 0x79, 0x4d, 0xb2);
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// {A6DCB5E1-1FDF-4c94-ADBA-EE18F72B8197}
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DEFINE_GUID( TASKID_Minor_NETBIOS_LanaEnum_Failed,
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0xa6dcb5e1, 0x1fdf, 0x4c94, 0xad, 0xba, 0xee, 0x18, 0xf7, 0x2b, 0x81, 0x97);
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//////////////////////////////////////////////////////////////////////////////
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//
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// HRESULT
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// HrCreateBinding(
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// IClusCfgCallback * pcccbIn,
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// CLSID * pclsidLogIn,
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// BSTR bstrNameIn,
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// BSTR * pbstrBindingOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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HrCreateBinding(
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IClusCfgCallback * pcccbIn,
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const CLSID * pclsidLogIn,
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BSTR bstrNameIn,
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BSTR * pbstrBindingOut
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)
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{
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TraceFunc1( "bstrNameIn = '%ws'", bstrNameIn );
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DNS_STATUS status;
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DWORD cch;
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BOOL bRet;
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bool fMadeNetBIOSName = false;
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WCHAR szNetBIOSName[ MAX_COMPUTERNAME_LENGTH + 1 ];
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UCHAR rgucNameBufer[ sizeof( FIND_NAME_HEADER ) + sizeof( FIND_NAME_BUFFER ) ];
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NCB ncb;
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LANA_ENUM leLanaEnum;
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UCHAR idx;
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FIND_NAME_HEADER * pfnh = (FIND_NAME_HEADER *) &rgucNameBufer[ 0 ];
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FIND_NAME_BUFFER * pfnb = (FIND_NAME_BUFFER *) &rgucNameBufer[ sizeof( FIND_NAME_HEADER ) ];
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HRESULT hr = E_FAIL;
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PDNS_RECORD pResults = NULL;
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BSTR bstrNotification = NULL;
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BSTR bstrNetBiosName = NULL;
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Assert( bstrNameIn != NULL );
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Assert( pbstrBindingOut != NULL );
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Assert( *pbstrBindingOut == NULL );
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status = DnsQuery( bstrNameIn, DNS_TYPE_A, DNS_QUERY_STANDARD, NULL, &pResults, NULL );
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if ( status == ERROR_SUCCESS )
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{
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LPSTR pszIP;
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pszIP = inet_ntoa( * (struct in_addr *) &pResults->Data.A.IpAddress );
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*pbstrBindingOut = TraceSysAllocStringLen( NULL, (UINT) strlen( pszIP ) + 1 );
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if ( *pbstrBindingOut == NULL )
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goto OutOfMemory;
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mbstowcs( *pbstrBindingOut, pszIP, strlen( pszIP ) + 1 );
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if ( pResults->pNext != NULL )
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{
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if ( pcccbIn != NULL )
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{
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THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_MULTIPLE_DNS_RECORDS_FOUND, &bstrNotification, bstrNameIn ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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*pclsidLogIn,
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TASKID_Minor_Multiple_DNS_Records_Found,
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0,
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1,
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1,
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S_FALSE,
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bstrNotification,
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NULL,
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NULL
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) );
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// ignore error
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}
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}
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if ( pcccbIn != NULL )
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{
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THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_FQDN_DNS_BINDING_SUCCEEDED, &bstrNotification, bstrNameIn, *pbstrBindingOut ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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*pclsidLogIn,
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TASKID_Minor_FQDN_DNS_Binding_Succeeded,
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0,
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1,
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1,
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S_OK,
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bstrNotification,
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NULL,
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NULL
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) );
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}
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else
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{
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hr = S_OK;
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}
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goto Cleanup; // done!
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} // if: DnsQuery() succeeded
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else if ( status == DNS_ERROR_RCODE_NAME_ERROR )
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{
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if ( pcccbIn != NULL )
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{
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THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_FQDN_DNS_BINDING_FAILED, &bstrNotification, bstrNameIn ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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TASKID_Major_Client_And_Server_Log,
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TASKID_Minor_FQDN_DNS_Binding_Failed,
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0,
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1,
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1,
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MAKE_HRESULT( 0, FACILITY_WIN32, status ),
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bstrNotification,
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NULL,
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NULL
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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}
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cch = ARRAYSIZE( szNetBIOSName );
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Assert( cch == MAX_COMPUTERNAME_LENGTH + 1 );
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bRet = DnsHostnameToComputerName( bstrNameIn, szNetBIOSName, &cch );
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if ( !bRet )
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{
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hr = MAKE_HRESULT( 0, FACILITY_WIN32, TW32( GetLastError() ) );
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if ( pcccbIn != NULL )
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{
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THR( HrLoadStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_NAME_CONVERSION_FAILED, &bstrNotification ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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*pclsidLogIn,
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TASKID_Minor_NETBIOS_Name_Conversion_Failed,
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0,
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1,
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1,
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hr,
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bstrNotification,
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NULL,
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NULL
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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}
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goto SkipNetBios;
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}
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bstrNetBiosName = TraceSysAllocString( szNetBIOSName );
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if ( bstrNetBiosName == NULL )
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goto OutOfMemory;
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if ( pcccbIn != NULL )
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{
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THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_NAME_CONVERSION_SUCCEEDED, &bstrNotification, bstrNameIn, bstrNetBiosName ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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TASKID_Major_Client_And_Server_Log,
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TASKID_Minor_NETBIOS_Name_Conversion_Succeeded,
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0,
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1,
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1,
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S_OK,
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bstrNotification,
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NULL,
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NULL
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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}
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//
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// Try to find the name using NetBIOS.
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//
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ZeroMemory( &ncb, sizeof( ncb ) );
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//
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// Enumerate the network adapters
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//
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ncb.ncb_command = NCBENUM; // Enumerate LANA nums (wait)
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ncb.ncb_buffer = (PUCHAR) &leLanaEnum;
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ncb.ncb_length = sizeof( LANA_ENUM );
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Netbios( &ncb );
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if ( ncb.ncb_retcode != NRC_GOODRET )
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{
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hr = MAKE_HRESULT( 0, FACILITY_NULL, ncb.ncb_retcode );
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if ( pcccbIn != NULL )
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{
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THR( HrLoadStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_LANAENUM_FAILED, &bstrNotification ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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TASKID_Major_Client_And_Server_Log,
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TASKID_Minor_NETBIOS_LanaEnum_Failed,
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0,
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1,
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1,
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hr,
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bstrNotification,
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NULL,
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NULL
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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} // if:
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goto SkipNetBios;
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} // if:
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//
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// Reset each adapter and try to find the name.
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//
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for ( idx = 0; idx < leLanaEnum.length; idx++ )
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{
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//
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// Reset the adapter
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//
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ncb.ncb_command = NCBRESET;
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ncb.ncb_lana_num = leLanaEnum.lana[ idx ];
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Netbios( &ncb );
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if ( ncb.ncb_retcode != NRC_GOODRET )
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{
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hr = MAKE_HRESULT( 0, FACILITY_NULL, ncb.ncb_retcode );
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if ( pcccbIn != NULL )
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{
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THR( HrLoadStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_RESET_FAILED, &bstrNotification ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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TASKID_Major_Client_And_Server_Log,
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TASKID_Minor_NETBIOS_Reset_Failed,
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0,
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1,
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1,
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hr,
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bstrNotification,
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NULL,
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NULL
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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}
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//
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// Continue with the next adapter.
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//
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continue;
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}
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ncb.ncb_command = NCBFINDNAME;
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ncb.ncb_buffer = rgucNameBufer;
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ncb.ncb_length = sizeof( rgucNameBufer );
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pfnh->node_count = 1;
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// Fill with spaces
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memset( ncb.ncb_callname, 32, sizeof( ncb.ncb_callname ) );
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wcstombs( (CHAR *) ncb.ncb_callname, szNetBIOSName, wcslen( szNetBIOSName ) );
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Netbios( &ncb );
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if ( ncb.ncb_retcode == NRC_GOODRET )
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{
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LPSTR pszIP;
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struct in_addr sin;
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sin.S_un.S_addr = *((u_long UNALIGNED *) &pfnb->source_addr[ 2 ]);
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pszIP = inet_ntoa( sin );
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*pbstrBindingOut = TraceSysAllocStringLen( NULL, (UINT) strlen( pszIP ) + 1 );
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if ( *pbstrBindingOut == NULL )
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goto OutOfMemory;
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mbstowcs( *pbstrBindingOut, pszIP, strlen( pszIP ) + 1 );
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if ( pcccbIn != NULL )
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{
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THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_BINDING_SUCCEEDED, &bstrNotification, bstrNetBiosName, *pbstrBindingOut ) );
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hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
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*pclsidLogIn,
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TASKID_Minor_NETBIOS_Binding_Succeeded,
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0,
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1,
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1,
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S_OK,
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bstrNotification,
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NULL,
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|
|
NULL
|
||
|
|
) );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
hr = S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
fMadeNetBIOSName = true;
|
||
|
|
break; // done!
|
||
|
|
}
|
||
|
|
|
||
|
|
hr = MAKE_HRESULT( 0, FACILITY_NULL, ncb.ncb_retcode );
|
||
|
|
|
||
|
|
if ( pcccbIn != NULL )
|
||
|
|
{
|
||
|
|
THR( HrFormatStringIntoBSTR( g_hInstance, IDS_TASKID_MINOR_NETBIOS_BINDING_FAILED, &bstrNotification, bstrNameIn ) );
|
||
|
|
|
||
|
|
hr = THR( pcccbIn->SendStatusReport( bstrNameIn,
|
||
|
|
TASKID_Major_Client_And_Server_Log,
|
||
|
|
TASKID_Minor_NETBIOS_Binding_Failed,
|
||
|
|
0,
|
||
|
|
1,
|
||
|
|
1,
|
||
|
|
hr,
|
||
|
|
bstrNotification,
|
||
|
|
NULL,
|
||
|
|
NULL
|
||
|
|
) );
|
||
|
|
if ( FAILED( hr ) )
|
||
|
|
goto Cleanup;
|
||
|
|
} // if:
|
||
|
|
} // for:
|
||
|
|
|
||
|
|
if ( fMadeNetBIOSName )
|
||
|
|
{
|
||
|
|
goto Cleanup;
|
||
|
|
} // if:
|
||
|
|
} // else if:
|
||
|
|
else
|
||
|
|
{
|
||
|
|
TW32( status );
|
||
|
|
} // else:
|
||
|
|
|
||
|
|
SkipNetBios:
|
||
|
|
//
|
||
|
|
// If all else fails, use the name and attempt to bind to it.
|
||
|
|
//
|
||
|
|
|
||
|
|
*pbstrBindingOut = TraceSysAllocString( bstrNameIn );
|
||
|
|
if ( *pbstrBindingOut == NULL )
|
||
|
|
goto OutOfMemory;
|
||
|
|
|
||
|
|
hr = S_FALSE;
|
||
|
|
goto Cleanup;
|
||
|
|
|
||
|
|
Cleanup:
|
||
|
|
#ifdef DEBUG
|
||
|
|
if ( FAILED( hr ) )
|
||
|
|
{
|
||
|
|
Assert( *pbstrBindingOut == NULL );
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
TraceSysFreeString( bstrNotification );
|
||
|
|
TraceSysFreeString( bstrNetBiosName );
|
||
|
|
|
||
|
|
if ( pResults != NULL )
|
||
|
|
{
|
||
|
|
DnsRecordListFree( pResults, DnsFreeRecordListDeep );
|
||
|
|
}
|
||
|
|
|
||
|
|
HRETURN( hr );
|
||
|
|
|
||
|
|
OutOfMemory:
|
||
|
|
hr = E_OUTOFMEMORY;
|
||
|
|
goto Cleanup;
|
||
|
|
|
||
|
|
} //*** HrCreateBinding
|