mirror of
https://github.com/reactos/reactos.git
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252 lines
9.6 KiB
C
252 lines
9.6 KiB
C
/*
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* ipconfig - display IP stack parameters.
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*
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* This source code is in the PUBLIC DOMAIN and has NO WARRANTY.
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*
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* Robert Dickenson <robd@reactos.org>, August 15, 2002.
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*/
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#include <stdio.h>
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#include <windows.h>
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#include <tchar.h>
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#include <time.h>
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#ifdef __GNUC__
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#undef WINAPI
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#define WINAPI
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#endif
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#include <iptypes.h>
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#include <ipexport.h>
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#include <iphlpapi.h>
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#ifdef _DEBUG
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#include "trace.h"
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#endif
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////////////////////////////////////////////////////////////////////////////////
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/* imported from iphlpapi.dll
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GetAdapterOrderMap
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GetInterfaceInfo
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GetIpStatsFromStack
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NhGetInterfaceNameFromGuid
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NhpAllocateAndGetInterfaceInfoFromStack
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*/
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static TCHAR* GetNodeTypeName(int nNodeType)
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{
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switch (nNodeType) {
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case 0: return _T("zero");
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case 1: return _T("one");
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case 2: return _T("two");
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case 3: return _T("three");
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case 4: return _T("mixed");
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default: return _T("unknown");
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}
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}
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static void ShowNetworkFixedInfo()
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{
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FIXED_INFO* pFixedInfo = NULL;
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ULONG OutBufLen = 0;
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DWORD result;
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result = GetNetworkParams(NULL, &OutBufLen);
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if (result == ERROR_BUFFER_OVERFLOW) {
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pFixedInfo = (FIXED_INFO*)malloc(OutBufLen);
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if (!pFixedInfo) {
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_tprintf(_T("ERROR: failed to allocate 0x%08X bytes of memory\n"), OutBufLen);
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return;
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}
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} else {
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_tprintf(_T("ERROR: GetNetworkParams() failed to report required buffer size.\n"));
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return;
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}
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result = GetNetworkParams(pFixedInfo, &OutBufLen);
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if (result == ERROR_SUCCESS) {
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IP_ADDR_STRING* pIPAddr;
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printf("\tHostName. . . . . . . . . . . : %s\n", pFixedInfo->HostName);
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printf("\tDomainName. . . . . . . . . . : %s\n", pFixedInfo->DomainName);
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//
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printf("\tDNS Servers . . . . . . . . . : %s\n", pFixedInfo->DnsServerList.IpAddress.String);
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pIPAddr = pFixedInfo->DnsServerList.Next;
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while (pIPAddr) {
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printf("\t\t\t\t : %s\n", pIPAddr->IpAddress.String);
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pIPAddr = pIPAddr->Next;
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}
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//
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_tprintf(_T("\tNodeType. . . . . . . . . . . : %d (%s)\n"), pFixedInfo->NodeType, GetNodeTypeName(pFixedInfo->NodeType));
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printf("\tScopeId . . . . . . . . . . . : %s\n", pFixedInfo->ScopeId);
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_tprintf(_T("\tEnableRouting . . . . . . . . : %s\n"), pFixedInfo->EnableRouting ? _T("yes") : _T("no"));
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_tprintf(_T("\tEnableProxy . . . . . . . . . : %s\n"), pFixedInfo->EnableProxy ? _T("yes") : _T("no"));
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_tprintf(_T("\tEnableDns . . . . . . . . . . : %s\n"), pFixedInfo->EnableDns ? _T("yes") : _T("no"));
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_tprintf(_T("\n"));
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//_tprintf(_T("\n"),);
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//_tprintf(_T("GetNetworkParams() returned with %d\n"), pIfTable->NumAdapters);
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// _tprintf(_T("\tConnection specific DNS suffix: %s\n"), pFixedInfo->EnableDns ? _T("yes") : _T("no"));
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} else {
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switch (result) {
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case ERROR_BUFFER_OVERFLOW:
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_tprintf(_T("The buffer size indicated by the pOutBufLen parameter is too small to hold the adapter information. The pOutBufLen parameter points to the required size\n"));
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break;
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case ERROR_INVALID_PARAMETER:
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_tprintf(_T("The pOutBufLen parameter is NULL, or the calling process does not have read/write access to the memory pointed to by pOutBufLen, or the calling process does not have write access to the memory pointed to by the pAdapterInfo parameter\n"));
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break;
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case ERROR_NO_DATA:
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_tprintf(_T("No adapter information exists for the local computer\n"));
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break;
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case ERROR_NOT_SUPPORTED:
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_tprintf(_T("This function is not supported on the operating system in use on the local system\n"));
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break;
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default:
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_tprintf(_T("0x%08X - Use FormatMessage to obtain the message string for the returned error\n"), result);
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break;
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}
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}
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}
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static void ShowNetworkInterfaces()
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{
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IP_INTERFACE_INFO* pIfTable = NULL;
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DWORD result;
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DWORD dwNumIf;
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DWORD dwOutBufLen = 0;
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if ((result = GetNumberOfInterfaces(&dwNumIf)) != NO_ERROR) {
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_tprintf(_T("GetNumberOfInterfaces() failed with code 0x%08X - Use FormatMessage to obtain the message string for the returned error\n"), result);
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return;
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}
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result = GetInterfaceInfo(pIfTable, &dwOutBufLen);
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// dwOutBufLen = sizeof(IP_INTERFACE_INFO) + dwNumIf * sizeof(IP_ADAPTER_INDEX_MAP);
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// _tprintf(_T("GetNumberOfInterfaces() returned %d, dwOutBufLen %d\n"), dwNumIf, dwOutBufLen);
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// _tprintf(_T("sizeof(IP_INTERFACE_INFO) %d, sizeof(IP_ADAPTER_INDEX_MAP) %d\n"), sizeof(IP_INTERFACE_INFO), sizeof(IP_ADAPTER_INDEX_MAP));
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pIfTable = (IP_INTERFACE_INFO*)malloc(dwOutBufLen);
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if (!pIfTable) {
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_tprintf(_T("ERROR: failed to allocate 0x%08X bytes of memory\n"), dwOutBufLen);
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return;
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}
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result = GetInterfaceInfo(pIfTable, &dwOutBufLen);
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if (result == NO_ERROR) {
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int i;
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//_tprintf(_T("GetInterfaceInfo() returned with %d adaptor entries\n"), pIfTable->NumAdapters);
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for (i = 0; i < pIfTable->NumAdapters; i++) {
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wprintf(L"[%d] %s\n", i, pIfTable->Adapter[i].Name);
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// \DEVICE\TCPIP_{DB0E61C1-3498-4C5F-B599-59CDE8A1E357}
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// \DEVICE\TCPIP_{BD445697-0945-4591-AE7F-2AB0F383CA87}
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// \DEVICE\TCPIP_{6D87DC08-6BC5-4E78-AB5F-18CAB785CFFE}
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//HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NetBT\Parameters\Interfaces\Tcpip_{DB0E61C1-3498-4C5F-B599-59CDE8A1E357}
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}
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} else {
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switch (result) {
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case ERROR_INVALID_PARAMETER:
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_tprintf(_T("The dwOutBufLen parameter is NULL, or GetInterfaceInterface is unable to write to the memory pointed to by the dwOutBufLen parameter\n"));
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break;
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case ERROR_INSUFFICIENT_BUFFER:
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_tprintf(_T("The buffer pointed to by the pIfTable parameter is not large enough. The required size is returned in the DWORD variable pointed to by the dwOutBufLen parameter\n"));
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_tprintf(_T("\tdwOutBufLen: %d\n"), dwOutBufLen);
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break;
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case ERROR_NOT_SUPPORTED:
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_tprintf(_T("This function is not supported on the operating system in use on the local system\n"));
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break;
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default:
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_tprintf(_T("0x%08X - Use FormatMessage to obtain the message string for the returned error\n"), result);
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break;
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}
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}
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free(pIfTable);
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}
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static void ShowAdapterInfo()
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{
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IP_ADAPTER_INFO* pAdaptorInfo;
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ULONG ulOutBufLen;
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DWORD dwRetVal;
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_tprintf(_T("\nAdaptor Information\t\n"));
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pAdaptorInfo = (IP_ADAPTER_INFO*)GlobalAlloc(GPTR, sizeof(IP_ADAPTER_INFO));
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ulOutBufLen = sizeof(IP_ADAPTER_INFO);
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if (ERROR_BUFFER_OVERFLOW == GetAdaptersInfo(pAdaptorInfo, &ulOutBufLen)) {
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GlobalFree(pAdaptorInfo);
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pAdaptorInfo = (IP_ADAPTER_INFO*)GlobalAlloc(GPTR, ulOutBufLen);
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}
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if (dwRetVal = GetAdaptersInfo(pAdaptorInfo, &ulOutBufLen)) {
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_tprintf(_T("Call to GetAdaptersInfo failed. Return Value: %08x\n"), dwRetVal);
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} else {
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while (pAdaptorInfo) {
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printf(" AdapterName: %s\n", pAdaptorInfo->AdapterName);
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printf(" Description: %s\n", pAdaptorInfo->Description);
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pAdaptorInfo = pAdaptorInfo->Next;
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}
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}
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}
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const char szUsage[] = { "USAGE:\n" \
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" ipconfig [/? | /all | /release [adapter] | /renew [adapter]\n" \
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" | /flushdns | /registerdns\n" \
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" | /showclassid adapter\n" \
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" | /showclassid adapter\n" \
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" | /setclassid adapter [classidtoset] ]\n" \
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"\n" \
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"adapter Full name or pattern with '*' and '?' to 'match',\n" \
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" * matches any character, ? matches one character.\n" \
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" Options\n" \
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" /? Display this help message.\n" \
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" /all Display full configuration information.\n" \
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" /release Release the IP address for the specified adapter.\n" \
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" /renew Renew the IP address for the specified adapter.\n" \
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" /flushdns Purges the DNS Resolver cache.\n" \
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" /registerdns Refreshes all DHCP leases and re-registers DNS names\n" \
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" /displaydns Display the contents of the DNS Resolver Cache.\n" \
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" /showclassid Displays all the dhcp class IDs allowed for adapter.\n" \
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" /setclassid Modifies the dhcp class id.\n" \
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"\n" \
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"The default is to display only the IP address, subnet mask and\n" \
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"default gateway for each adapter bound to TCP/IP.\n"
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};
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/*
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"\n" \
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"For Release and Renew, if no adapter name is specified, then the IP address\n" \
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"leases for all adapters bound to TCP/IP will be released or renewed.\n" \
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"\n" \
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"For SetClassID, if no class id is specified, then the classid is removed.\n" \
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"\n" \
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"Examples:\n" \
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" > ipconfig ... Show information.\n" \
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" > ipconfig /all ... Show detailed information\n" \
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" > ipconfig /renew ... renew all adapaters\n" \
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" > ipconfig /renew EL* ... renew adapters named EL....\n" \
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" > ipconfig /release *ELINK?21* ... release all matching adapters,\n" \
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eg. ELINK-21, myELELINKi21adapter.\n"
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*/
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static void usage(void)
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{
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fputs(szUsage, stderr);
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}
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int main(int argc, char *argv[])
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{
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// 10.0.0.100 // As of build 0.0.20 this is hardcoded in the ip stack
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if (argc > 1) {
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usage();
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return 1;
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}
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_tprintf(_T("ReactOS IP Configuration\n"));
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ShowNetworkFixedInfo();
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ShowNetworkInterfaces();
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ShowAdapterInfo();
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return 0;
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}
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