894 lines
19 KiB
C
894 lines
19 KiB
C
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/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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net\routing\ip\rtrmgr\ipipcfg.c
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Abstract:
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The configuration code for ipinip
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Revision History:
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Amritansh Raghav
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--*/
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#include "allinc.h"
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//
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// All the following are protected by the ICB_LIST lock
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//
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HKEY g_hIpIpIfKey;
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DWORD g_dwNumIpIpInterfaces;
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HANDLE g_hIpInIpDevice;
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DWORD
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OpenIpIpKey(
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VOID
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)
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/*++
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Routine Description
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Opens the necessary reg keys for IP in IP
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Locks
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None
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Arguments
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None
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Return Value
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Win32 errors
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--*/
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{
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DWORD dwResult;
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g_hIpIpIfKey = NULL;
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dwResult = RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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REG_KEY_TCPIP_INTERFACES,
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0,
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KEY_ALL_ACCESS,
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&g_hIpIpIfKey);
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if(dwResult isnot NO_ERROR)
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{
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g_hIpIpIfKey = NULL;
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Trace1(ERR,
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"OpenIpIpKey: Error %d opening interfaces key\n",
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dwResult);
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return dwResult;
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}
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return NO_ERROR;
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}
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VOID
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CloseIpIpKey(
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VOID
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)
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/*++
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Routine Description
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Closes the necessary reg keys for IP in IP
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Locks
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None
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Arguments
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None
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Return Value
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None
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--*/
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{
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if(g_hIpIpIfKey isnot NULL)
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{
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RegCloseKey(g_hIpIpIfKey);
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g_hIpIpIfKey = NULL;
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}
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}
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VOID
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DeleteIpIpKeyAndInfo(
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IN PICB pIcb
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)
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/*++
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Routine Description
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Deletes the key used for the interface
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Locks
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ICB_LIST as writer
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Arguments
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pIcb ICB of the interface to delete
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Return Value
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None
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--*/
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{
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if(pIcb->pIpIpInfo)
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{
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HeapFree(IPRouterHeap,
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0,
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pIcb->pIpIpInfo);
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pIcb->pIpIpInfo = NULL;
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}
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RegDeleteKeyW(g_hIpIpIfKey,
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pIcb->pwszName);
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}
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DWORD
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CreateIpIpKeyAndInfo(
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IN PICB pIcb
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)
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/*++
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Routine Description
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Creates a key under the tcpip interfaces
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Locks
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ICB_LIST lock held as READER (atleast)
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Arguments
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ICB for whom to create a key
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Return Value
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Win32 errors
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--*/
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{
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DWORD dwResult, dwDisposition, dwIndex, dwSize;
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HKEY hNewIfKey;
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TCHAR ptszNoAddr[] = "0.0.0.0\0";
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dwDisposition = 0;
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dwResult = RegCreateKeyExW(g_hIpIpIfKey,
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pIcb->pwszName,
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0,
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UNICODE_NULL,
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0,
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KEY_ALL_ACCESS,
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NULL,
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&hNewIfKey,
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&dwDisposition);
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d creating %S",
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dwResult,
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pIcb->pwszName);
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return ERROR_CAN_NOT_COMPLETE;
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}
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//
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// Good, key is done, now do the minimum needed by IP
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//
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do
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{
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//
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// Create a block for the configuration. When the dwLocalAddress is
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// 0, it means that the information hasnt been set
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//
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pIcb->pIpIpInfo = HeapAlloc(IPRouterHeap,
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HEAP_ZERO_MEMORY,
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sizeof(IPINIP_CONFIG_INFO));
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if(pIcb->pIpIpInfo is NULL)
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{
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dwResult = ERROR_NOT_ENOUGH_MEMORY;
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break;
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}
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_DEFGATEWAY,
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0,
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REG_MULTI_SZ,
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NULL,
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0);
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_DEFGATEWAY);
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break;
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}
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dwDisposition = 0;
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_ENABLEDHCP,
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0,
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REG_DWORD,
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(CONST BYTE *)&dwDisposition,
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sizeof(DWORD));
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_ENABLEDHCP);
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break;
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}
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_IPADDRESS,
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0,
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REG_MULTI_SZ,
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(CONST BYTE *)ptszNoAddr,
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sizeof(ptszNoAddr));
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_IPADDRESS);
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break;
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}
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_NTECONTEXTLIST,
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0,
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REG_MULTI_SZ,
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NULL,
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0);
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_NTECONTEXTLIST);
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break;
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}
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_SUBNETMASK,
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0,
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REG_MULTI_SZ,
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(CONST BYTE *)ptszNoAddr,
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sizeof(ptszNoAddr));
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_SUBNETMASK);
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break;
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}
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dwDisposition = 0;
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dwResult = RegSetValueEx(hNewIfKey,
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REG_VAL_ZEROBCAST,
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0,
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REG_DWORD,
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(CONST BYTE *)&dwDisposition,
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sizeof(DWORD));
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"CreateIpIpKey: Error %d setting %s",
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dwResult, REG_VAL_ZEROBCAST);
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break;
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}
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}while(FALSE);
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RegCloseKey(hNewIfKey);
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if(dwResult isnot NO_ERROR)
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{
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DeleteIpIpKeyAndInfo(pIcb);
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}
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return dwResult;
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}
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DWORD
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AddInterfaceToIpInIp(
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IN GUID *pGuid,
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IN PICB pIcb
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)
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/*++
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Routine Description
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Adds an interface to IP in IP driver
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Locks
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ICB_LIST lock held as WRITER
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Arguments
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pIcb ICB of the interface to add
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Return Value
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NO_ERROR
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--*/
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{
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DWORD dwResult;
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NTSTATUS ntStatus;
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PADAPTER_INFO pBindNode;
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ULONG ulSize;
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IO_STATUS_BLOCK IoStatusBlock;
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IPINIP_CREATE_TUNNEL CreateInfo;
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IpRtAssert(pIcb->ritType is ROUTER_IF_TYPE_TUNNEL1);
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//
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// Get a key for this interface
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//
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dwResult = CreateIpIpKeyAndInfo(pIcb);
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"AddInterfaceToIpInIp: Error %d creating key for %S",
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dwResult,
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pIcb->pwszName);
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return ERROR_CAN_NOT_COMPLETE;
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}
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//
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// See if we need to start IP in IP
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//
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g_dwNumIpIpInterfaces++;
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if(g_dwNumIpIpInterfaces is 1)
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{
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dwResult = StartDriverAndOpenHandle(IPINIP_SERVICE_NAME,
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DD_IPINIP_DEVICE_NAME,
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&g_hIpInIpDevice);
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if(dwResult isnot NO_ERROR)
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{
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Trace2(ERR,
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"AddInterfaceToIpInIp: Error %d starting ipinip for %S",
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dwResult,
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pIcb->pwszName);
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g_dwNumIpIpInterfaces--;
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DeleteIpIpKeyAndInfo(pIcb);
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return dwResult;
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}
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//
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// Once you start, post a notification
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//
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PostIpInIpNotification();
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}
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//
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// Copy out the name
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//
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CreateInfo.Guid = *pGuid;
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ntStatus = NtDeviceIoControlFile(g_hIpInIpDevice,
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NULL,
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NULL,
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NULL,
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&IoStatusBlock,
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IOCTL_IPINIP_CREATE_TUNNEL,
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&CreateInfo,
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sizeof(IPINIP_CREATE_TUNNEL),
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&CreateInfo,
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sizeof(IPINIP_CREATE_TUNNEL));
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if(!NT_SUCCESS(ntStatus))
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{
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Trace1(ERR,
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"AddInterfaceToIpInIp: NtStatus %x creating tunnel",
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ntStatus);
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g_dwNumIpIpInterfaces--;
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if(g_dwNumIpIpInterfaces is 0)
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{
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StopDriverAndCloseHandle(IPINIP_SERVICE_NAME,
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g_hIpInIpDevice);
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}
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DeleteIpIpKeyAndInfo(pIcb);
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return ERROR_CAN_NOT_COMPLETE;
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}
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//
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// Set the interface index
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//
|
||
|
|
|
||
|
|
pIcb->bBound = TRUE;
|
||
|
|
pIcb->dwNumAddresses = 0;
|
||
|
|
pIcb->dwIfIndex = CreateInfo.dwIfIndex;
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
DeleteInterfaceFromIpInIp(
|
||
|
|
PICB pIcb
|
||
|
|
)
|
||
|
|
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description
|
||
|
|
|
||
|
|
Removes an interface to IP in IP driver. Also removes binding information
|
||
|
|
and frees the ipipcfg
|
||
|
|
|
||
|
|
Locks
|
||
|
|
|
||
|
|
ICB_LIST lock held as WRITER
|
||
|
|
|
||
|
|
|
||
|
|
Arguments
|
||
|
|
|
||
|
|
pIcb ICB of the interface to remove
|
||
|
|
|
||
|
|
Return Value
|
||
|
|
|
||
|
|
NO_ERROR
|
||
|
|
|
||
|
|
--*/
|
||
|
|
|
||
|
|
{
|
||
|
|
NTSTATUS ntStatus;
|
||
|
|
IPINIP_DELETE_TUNNEL DeleteInfo;
|
||
|
|
PADAPTER_INFO pBindNode;
|
||
|
|
IO_STATUS_BLOCK IoStatusBlock;
|
||
|
|
DWORD dwResult;
|
||
|
|
|
||
|
|
|
||
|
|
IpRtAssert(pIcb->ritType is ROUTER_IF_TYPE_TUNNEL1);
|
||
|
|
|
||
|
|
//
|
||
|
|
// See if the interface was added to ipinip
|
||
|
|
//
|
||
|
|
|
||
|
|
if(pIcb->pIpIpInfo is NULL)
|
||
|
|
{
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
DeleteInfo.dwIfIndex = pIcb->dwIfIndex;
|
||
|
|
|
||
|
|
ntStatus = NtDeviceIoControlFile(g_hIpInIpDevice,
|
||
|
|
NULL,
|
||
|
|
NULL,
|
||
|
|
NULL,
|
||
|
|
&IoStatusBlock,
|
||
|
|
IOCTL_IPINIP_DELETE_TUNNEL,
|
||
|
|
(PVOID)&DeleteInfo,
|
||
|
|
sizeof(IPINIP_DELETE_TUNNEL),
|
||
|
|
NULL,
|
||
|
|
0);
|
||
|
|
|
||
|
|
if(!NT_SUCCESS(ntStatus))
|
||
|
|
{
|
||
|
|
Trace1(ERR,
|
||
|
|
"DeleteInterfaceFromIpInIp: NtStatus %x setting info",
|
||
|
|
ntStatus);
|
||
|
|
}
|
||
|
|
|
||
|
|
pIcb->bBound = FALSE;
|
||
|
|
pIcb->dwNumAddresses = 0;
|
||
|
|
|
||
|
|
//
|
||
|
|
// These interfaces always have a binding
|
||
|
|
// Clear out any info there
|
||
|
|
//
|
||
|
|
|
||
|
|
pIcb->pibBindings[0].dwAddress = 0;
|
||
|
|
pIcb->pibBindings[0].dwMask = 0;
|
||
|
|
|
||
|
|
DeleteIpIpKeyAndInfo(pIcb);
|
||
|
|
|
||
|
|
g_dwNumIpIpInterfaces--;
|
||
|
|
|
||
|
|
if(g_dwNumIpIpInterfaces is 0)
|
||
|
|
{
|
||
|
|
StopDriverAndCloseHandle(IPINIP_SERVICE_NAME,
|
||
|
|
g_hIpInIpDevice);
|
||
|
|
}
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
SetIpInIpInfo(
|
||
|
|
PICB pIcb,
|
||
|
|
PRTR_INFO_BLOCK_HEADER pInterfaceInfo
|
||
|
|
)
|
||
|
|
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description
|
||
|
|
|
||
|
|
The routine sets the IP in IP info to the driver. The interface must
|
||
|
|
have already been added to the driver
|
||
|
|
|
||
|
|
Locks
|
||
|
|
|
||
|
|
ICB_LIST lock held as WRITER
|
||
|
|
|
||
|
|
Arguments
|
||
|
|
|
||
|
|
pIcb ICB of the tunnel interface
|
||
|
|
pInterfaceInfo Header to the interface info
|
||
|
|
|
||
|
|
Return Value
|
||
|
|
|
||
|
|
NO_ERROR
|
||
|
|
|
||
|
|
--*/
|
||
|
|
|
||
|
|
{
|
||
|
|
PRTR_TOC_ENTRY pToc;
|
||
|
|
PIPINIP_CONFIG_INFO pInfo;
|
||
|
|
IPINIP_SET_TUNNEL_INFO SetInfo;
|
||
|
|
IO_STATUS_BLOCK IoStatusBlock;
|
||
|
|
NTSTATUS ntStatus;
|
||
|
|
DWORD dwResult;
|
||
|
|
|
||
|
|
if(pIcb->ritType isnot ROUTER_IF_TYPE_TUNNEL1)
|
||
|
|
{
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
pToc = GetPointerToTocEntry(IP_IPINIP_CFG_INFO,
|
||
|
|
pInterfaceInfo);
|
||
|
|
|
||
|
|
if(pToc is NULL)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// No change
|
||
|
|
//
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
IpRtAssert(pToc->InfoSize isnot 0);
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
|
||
|
|
if(pToc->InfoSize is 0)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Blow the interface away from protocols etc
|
||
|
|
//
|
||
|
|
|
||
|
|
dwResult = LanEtcInterfaceUpToDown(pIcb,
|
||
|
|
FALSE);
|
||
|
|
|
||
|
|
if(dwResult isnot NO_ERROR)
|
||
|
|
{
|
||
|
|
Trace2(ERR,
|
||
|
|
"SetIpInIpInfo: Error %d bringing %S down\n",
|
||
|
|
dwResult,
|
||
|
|
pIcb->pwszName);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Tear down the tunnel
|
||
|
|
//
|
||
|
|
|
||
|
|
DeleteInterfaceFromIpInIp(pIcb);
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//
|
||
|
|
// Verify the information
|
||
|
|
//
|
||
|
|
|
||
|
|
pInfo = GetInfoFromTocEntry(pInterfaceInfo,
|
||
|
|
pToc);
|
||
|
|
|
||
|
|
if (pInfo is NULL)
|
||
|
|
{
|
||
|
|
return ERROR_INVALID_PARAMETER;
|
||
|
|
}
|
||
|
|
|
||
|
|
if((pInfo->dwLocalAddress is INVALID_IP_ADDRESS) or
|
||
|
|
(pInfo->dwRemoteAddress is INVALID_IP_ADDRESS) or
|
||
|
|
((DWORD)(pInfo->dwLocalAddress & 0x000000E0) >= (DWORD)0x000000E0) or
|
||
|
|
((DWORD)(pInfo->dwRemoteAddress & 0x000000E0) >= (DWORD)0x000000E0) or
|
||
|
|
(pInfo->byTtl is 0))
|
||
|
|
{
|
||
|
|
return ERROR_INVALID_PARAMETER;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// See if the interface has already been added to the driver
|
||
|
|
//
|
||
|
|
|
||
|
|
IpRtAssert(pIcb->pIpIpInfo isnot NULL);
|
||
|
|
|
||
|
|
SetInfo.dwIfIndex = pIcb->dwIfIndex;
|
||
|
|
SetInfo.dwRemoteAddress = pInfo->dwRemoteAddress;
|
||
|
|
SetInfo.dwLocalAddress = pInfo->dwLocalAddress;
|
||
|
|
SetInfo.byTtl = pInfo->byTtl;
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the info to the driver
|
||
|
|
//
|
||
|
|
|
||
|
|
ntStatus = NtDeviceIoControlFile(g_hIpInIpDevice,
|
||
|
|
NULL,
|
||
|
|
NULL,
|
||
|
|
NULL,
|
||
|
|
&IoStatusBlock,
|
||
|
|
IOCTL_IPINIP_SET_TUNNEL_INFO,
|
||
|
|
(PVOID)&SetInfo,
|
||
|
|
sizeof(IPINIP_SET_TUNNEL_INFO),
|
||
|
|
NULL,
|
||
|
|
0);
|
||
|
|
|
||
|
|
if(!NT_SUCCESS(ntStatus))
|
||
|
|
{
|
||
|
|
Trace1(ERR,
|
||
|
|
"SetIpInIpInfo: NtStatus %x setting info",
|
||
|
|
ntStatus);
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
DeleteInterfaceFromIpInIp(pIcb);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return ERROR_CAN_NOT_COMPLETE;
|
||
|
|
}
|
||
|
|
|
||
|
|
pIcb->dwOperationalState = SetInfo.dwOperationalState;
|
||
|
|
pIcb->pIpIpInfo->dwRemoteAddress = SetInfo.dwRemoteAddress;
|
||
|
|
pIcb->pIpIpInfo->dwLocalAddress = SetInfo.dwLocalAddress;
|
||
|
|
pIcb->pIpIpInfo->byTtl = SetInfo.byTtl;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Also set the operational state to UP
|
||
|
|
//
|
||
|
|
|
||
|
|
pIcb->dwOperationalState = CONNECTED;
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
GetInterfaceIpIpInfo(
|
||
|
|
IN PICB pIcb,
|
||
|
|
IN PRTR_TOC_ENTRY pToc,
|
||
|
|
IN PBYTE pbDataPtr,
|
||
|
|
IN OUT PRTR_INFO_BLOCK_HEADER pInfoHdr,
|
||
|
|
IN OUT PDWORD pdwInfoSize
|
||
|
|
)
|
||
|
|
{
|
||
|
|
PIPINIP_CONFIG_INFO pInfo;
|
||
|
|
|
||
|
|
TraceEnter("GetInterfaceIpIpInfo");
|
||
|
|
|
||
|
|
IpRtAssert(pIcb->ritType is ROUTER_IF_TYPE_TUNNEL1);
|
||
|
|
|
||
|
|
if(*pdwInfoSize < sizeof(IPINIP_CONFIG_INFO))
|
||
|
|
{
|
||
|
|
*pdwInfoSize = sizeof(IPINIP_CONFIG_INFO);
|
||
|
|
|
||
|
|
return ERROR_INSUFFICIENT_BUFFER;
|
||
|
|
}
|
||
|
|
|
||
|
|
*pdwInfoSize = 0;
|
||
|
|
|
||
|
|
if(pIcb->pIpIpInfo is NULL)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Have no info
|
||
|
|
//
|
||
|
|
|
||
|
|
return ERROR_NO_DATA;
|
||
|
|
}
|
||
|
|
|
||
|
|
*pdwInfoSize = sizeof(IPINIP_CONFIG_INFO);
|
||
|
|
|
||
|
|
//pToc->InfoVersion sizeof(IPINIP_CONFIG_INFO);
|
||
|
|
pToc->InfoSize = sizeof(IPINIP_CONFIG_INFO);
|
||
|
|
pToc->InfoType = IP_IPINIP_CFG_INFO;
|
||
|
|
pToc->Count = 1;
|
||
|
|
pToc->Offset = (ULONG)(pbDataPtr - (PBYTE) pInfoHdr);
|
||
|
|
|
||
|
|
pInfo = (PIPINIP_CONFIG_INFO)pbDataPtr;
|
||
|
|
|
||
|
|
*pInfo = *(pIcb->pIpIpInfo);
|
||
|
|
|
||
|
|
TraceLeave("GetInterfaceIpIpInfo");
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
PostIpInIpNotification(
|
||
|
|
VOID
|
||
|
|
)
|
||
|
|
{
|
||
|
|
DWORD dwBytesRead;
|
||
|
|
DWORD dwErr = NO_ERROR;
|
||
|
|
|
||
|
|
TraceEnter("PostIpInIpNotification");
|
||
|
|
|
||
|
|
ZeroMemory(&g_IpInIpOverlapped,
|
||
|
|
sizeof(OVERLAPPED));
|
||
|
|
|
||
|
|
g_IpInIpOverlapped.hEvent = g_hIpInIpEvent ;
|
||
|
|
|
||
|
|
if (!DeviceIoControl(g_hIpInIpDevice,
|
||
|
|
IOCTL_IPINIP_NOTIFICATION,
|
||
|
|
&g_inIpInIpMsg,
|
||
|
|
sizeof(g_inIpInIpMsg),
|
||
|
|
&g_inIpInIpMsg,
|
||
|
|
sizeof(g_inIpInIpMsg),
|
||
|
|
(PDWORD) &dwBytesRead,
|
||
|
|
&g_IpInIpOverlapped))
|
||
|
|
{
|
||
|
|
dwErr = GetLastError();
|
||
|
|
|
||
|
|
if(dwErr isnot ERROR_IO_PENDING)
|
||
|
|
{
|
||
|
|
Trace1(ERR,
|
||
|
|
"PostIpInIpNotification: Couldnt post irp with IpInIp: %d",
|
||
|
|
dwErr);
|
||
|
|
|
||
|
|
dwErr = NO_ERROR;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Trace0(IF,
|
||
|
|
"PostIpInIpNotification: Notification pending in IpInIP");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return dwErr;
|
||
|
|
}
|
||
|
|
|
||
|
|
VOID
|
||
|
|
HandleIpInIpEvent(
|
||
|
|
VOID
|
||
|
|
)
|
||
|
|
{
|
||
|
|
PICB pIcb;
|
||
|
|
DWORD dwBytes;
|
||
|
|
|
||
|
|
ENTER_WRITER(ICB_LIST);
|
||
|
|
|
||
|
|
TraceEnter("HandleIpInIpEvent");
|
||
|
|
|
||
|
|
do
|
||
|
|
{
|
||
|
|
if((g_inIpInIpMsg.ieEvent isnot IE_INTERFACE_UP) and
|
||
|
|
(g_inIpInIpMsg.ieEvent isnot IE_INTERFACE_DOWN))
|
||
|
|
{
|
||
|
|
Trace1(IF,
|
||
|
|
"HandleIpInIpEvent: Unknown event code %d\n",
|
||
|
|
g_inIpInIpMsg.ieEvent);
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(!GetOverlappedResult(g_hIpInIpDevice,
|
||
|
|
&g_IpInIpOverlapped,
|
||
|
|
&dwBytes,
|
||
|
|
FALSE))
|
||
|
|
{
|
||
|
|
Trace1(IF,
|
||
|
|
"HandleIpInIpEvent: Error %d from GetOverlappedResult",
|
||
|
|
GetLastError());
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
pIcb = InterfaceLookupByIfIndex(g_inIpInIpMsg.dwIfIndex);
|
||
|
|
|
||
|
|
if(pIcb is NULL)
|
||
|
|
{
|
||
|
|
Trace1(IF,
|
||
|
|
"HandleIpInIpEvent: Interface %x not found",
|
||
|
|
g_inIpInIpMsg.dwIfIndex);
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(pIcb->ritType isnot ROUTER_IF_TYPE_TUNNEL1)
|
||
|
|
{
|
||
|
|
Trace1(IF,
|
||
|
|
"HandleIpInIpEvent: Interface %x not an IpInIp tunnel",
|
||
|
|
g_inIpInIpMsg.dwIfIndex);
|
||
|
|
|
||
|
|
IpRtAssert(FALSE);
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
Trace3(IF,
|
||
|
|
"HandleIpInIpEvent: Interface %S is %s due to %d",
|
||
|
|
pIcb->pwszName,
|
||
|
|
(g_inIpInIpMsg.ieEvent is IE_INTERFACE_UP) ? "operational" : "non-operational",
|
||
|
|
g_inIpInIpMsg.iseSubEvent);
|
||
|
|
|
||
|
|
pIcb->dwOperationalState =
|
||
|
|
(g_inIpInIpMsg.ieEvent is IE_INTERFACE_UP) ? OPERATIONAL : NON_OPERATIONAL;
|
||
|
|
}while(FALSE);
|
||
|
|
|
||
|
|
EXIT_LOCK(ICB_LIST);
|
||
|
|
|
||
|
|
PostIpInIpNotification();
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|