234 lines
7 KiB
C
234 lines
7 KiB
C
//++
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//
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// Copyright (C) Microsoft Corporation, 1987 - 1999
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//
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// Module Name:
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//
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// defgw.c
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//
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// Abstract:
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//
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// Queries into network drivers
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//
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// Author:
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//
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// Anilth - 4-20-1998
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//
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// Environment:
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//
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// User mode only.
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// Contains NT-specific code.
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//
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// Revision History:
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//
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// NSun 08/30/98
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//
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//--
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#include "precomp.h"
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//-------------------------------------------------------------------------//
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//###### D e f G w T e s t () ###########################################//
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//-------------------------------------------------------------------------//
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HRESULT
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DefGwTest(NETDIAG_PARAMS* pParams, NETDIAG_RESULT* pResults)
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//++
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//
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// Routine Description:
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//
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// Tests that the default gateway can be pinged. This doesn't really
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// confirms forwarding on that IP address but it's a start.
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//
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// Arguments:
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//
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// None.
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//
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// Return Value:
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//
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// TRUE: Test suceeded.
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// FALSE: Test failed
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//
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//--
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{
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DWORD nReplyCnt;
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IPAddr GwAddress;
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int nGwsReachable = 0;
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int i;
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PIP_ADAPTER_INFO pIpAdapterInfo;
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IP_ADDR_STRING Gateway;
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PrintStatusMessage(pParams, 4, IDS_DEFGW_STATUS_MSG);
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//
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// try to ping all gateways on all adapters
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//
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for( i = 0; i < pResults->cNumInterfaces; i++)
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{
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pIpAdapterInfo = pResults->pArrayInterface[i].IpConfig.pAdapterInfo;
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InitializeListHead( &pResults->pArrayInterface[i].DefGw.lmsgOutput );
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if (!pResults->pArrayInterface[i].IpConfig.fActive ||
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NETCARD_DISCONNECTED == pResults->pArrayInterface[i].dwNetCardStatus)
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continue;
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pResults->pArrayInterface[i].DefGw.dwNumReachable = 0;
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Gateway = pIpAdapterInfo->GatewayList;
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if ( Gateway.IpAddress.String[0] == 0 )
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{
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//No default gateway configured
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pResults->pArrayInterface[i].DefGw.dwNumReachable = -1;
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continue;
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}
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while ( TRUE ) {
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AddMessageToList(&pResults->pArrayInterface[i].DefGw.lmsgOutput, Nd_ReallyVerbose, IDS_DEFGW_12003, Gateway.IpAddress.String );
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//IDS_DEFGW_12003 " Pinging gateway %s "
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if ( IsIcmpResponseA(Gateway.IpAddress.String) )
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{
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AddMessageToListId(&pResults->pArrayInterface[i].DefGw.lmsgOutput, Nd_ReallyVerbose, IDS_DEFGW_12004 );
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//IDS_DEFGW_12004 "- reachable\n"
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nGwsReachable++;
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pResults->pArrayInterface[i].DefGw.dwNumReachable ++;
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}
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else {
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AddMessageToListId(&pResults->pArrayInterface[i].DefGw.lmsgOutput, Nd_ReallyVerbose, IDS_DEFGW_12005 );
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//IDS_DEFGW_12005 "- not reachable\n"
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}
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if ( Gateway.Next == NULL ) { break; }
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Gateway = *(Gateway.Next);
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}
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}
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//
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// No gateway is reachable - fatal.
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//
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if ( nGwsReachable == 0 )
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{
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PrintStatusMessage(pParams, 0, IDS_GLOBAL_FAIL_NL);
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pResults->DefGw.hrReachable = S_FALSE;
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}
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else
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{
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PrintStatusMessage(pParams, 0, IDS_GLOBAL_PASS_NL);
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pResults->DefGw.hrReachable = S_OK;
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}
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return pResults->DefGw.hrReachable;
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} /* END OF DefGwTest() */
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//----------------------------------------------------------------
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//
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// DefGwGlobalPrint
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//
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// Author NSun
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//
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//------------------------------------------------------------------
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void DefGwGlobalPrint(NETDIAG_PARAMS *pParams, NETDIAG_RESULT *pResults)
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{
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if (!pResults->IpConfig.fEnabled)
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{
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return;
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}
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if (pParams->fVerbose || !FHrOK(pResults->DefGw.hrReachable))
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{
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PrintNewLine(pParams, 2);
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PrintTestTitleResult(pParams,
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IDS_DEFGW_LONG,
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IDS_DEFGW_SHORT,
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TRUE,
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pResults->DefGw.hrReachable,
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0);
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}
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if(FHrOK(pResults->DefGw.hrReachable))
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{
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if (pParams->fReallyVerbose)
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PrintMessage(pParams, IDS_DEFGW_12011 );
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//IDS_DEFGW_12011 "\n PASS - you have at least one reachable gateway.\n"
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}
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else
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{
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//IDS_DEFGW_12006 "\n"
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PrintMessage(pParams, IDS_DEFGW_12006 );
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//IDS_DEFGW_12007 " [FATAL] NO GATEWAYS ARE REACHABLE.\n"
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PrintMessage(pParams, IDS_DEFGW_12007 );
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//IDS_DEFGW_12008 " You have no connectivity to other network segments.\n"
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PrintMessage(pParams, IDS_DEFGW_12008 );
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//IDS_DEFGW_12009 " If you configured the IP protocol manually then\n"
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PrintMessage(pParams, IDS_DEFGW_12009 );
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//IDS_DEFGW_12010 " you need to add at least one valid gateway.\n"
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PrintMessage(pParams, IDS_DEFGW_12010 );
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}
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}
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//----------------------------------------------------------------
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//
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// DefGwPerInterfacePrint
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//
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// Author NSun
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//
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//------------------------------------------------------------------
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void DefGwPerInterfacePrint(NETDIAG_PARAMS *pParams, NETDIAG_RESULT *pResults, INTERFACE_RESULT *pInterfaceResults)
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{
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if (!pInterfaceResults->fActive ||
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!pInterfaceResults->IpConfig.fActive ||
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NETCARD_DISCONNECTED == pInterfaceResults->dwNetCardStatus)
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return;
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if (pParams->fVerbose)
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{
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PrintNewLine(pParams, 1);
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if(-1 == pInterfaceResults->DefGw.dwNumReachable) //test skipped on this interface
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PrintTestTitleResult(pParams, IDS_DEFGW_LONG, IDS_DEFGW_SHORT, FALSE, S_FALSE, 8);
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else if(pInterfaceResults->DefGw.dwNumReachable == 0)
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PrintTestTitleResult(pParams, IDS_DEFGW_LONG, IDS_DEFGW_SHORT, TRUE, S_FALSE, 8);
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else
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PrintTestTitleResult(pParams, IDS_DEFGW_LONG, IDS_DEFGW_SHORT, TRUE, S_OK, 8);
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}
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PrintMessageList(pParams, &pInterfaceResults->DefGw.lmsgOutput);
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if(pParams->fVerbose)
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{
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if(-1 == pInterfaceResults->DefGw.dwNumReachable)
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PrintMessage(pParams, IDS_DEFGW_12002 );
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//IDS_DEFGW_12002 " There is no gateway defined for this adapter.\n"
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else if( 0 == pInterfaceResults->DefGw.dwNumReachable)
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PrintMessage(pParams, IDS_DEFGW_12001);
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//IDS_DEFGW_12001 " No gateway reachable for this adapter. \n"
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else if (pParams->fReallyVerbose)
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PrintMessage(pParams, IDS_DEFGW_12012);
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//IDS_DEFGW_12012 " At least one gateway for this adapter is reachable. \n"
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PrintNewLine(pParams, 1);
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}
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}
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//----------------------------------------------------------------
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//
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// DefGwCleanup
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//
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// Author NSun
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//
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//------------------------------------------------------------------
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void DefGwCleanup(IN NETDIAG_PARAMS *pParams,
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IN OUT NETDIAG_RESULT *pResults)
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{
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int i;
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for(i = 0; i < pResults->cNumInterfaces; i++)
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{
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MessageListCleanUp(&pResults->pArrayInterface[i].DefGw.lmsgOutput);
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}
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}
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