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reactos/rosapps/net/ipconfig/ipconfig.c
Robert Dickenson 381af4ae02 Fixes for building with __MINGW32_VERSION 2.1 
svn path=/trunk/; revision=3388
2002-08-25 06:47:16 +00:00

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