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[IPCONFIG] Improvements to ipconfig

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- Simplify the cleanup-code in ShowInfo
- Print the 'Primary DNS suffix' and the 'DNS Suffix Search List'
- Move the /registerdns message into its own function
This commit is contained in:
Eric Kohl 2020-04-13 11:25:09 +02:00
parent 5af2570b37
commit 1ca7d5d948
1 changed files with 44 additions and 18 deletions
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62
base/applications/network/ipconfig/ipconfig.c
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@ -499,22 +499,37 @@ VOID ShowInfo(BOOL bAll)
ULONG netOutBufLen = 0;
PIP_PER_ADAPTER_INFO pPerAdapterInfo = NULL;
ULONG ulPerAdapterInfoLength = 0;
PSTR pszDomainName = NULL;
DWORD dwDomainNameSize = 0;
ULONG ret = 0;
GetComputerNameExA(ComputerNameDnsDomain,
NULL,
&dwDomainNameSize);
if (dwDomainNameSize > 0)
{
pszDomainName = HeapAlloc(ProcessHeap,
0,
dwDomainNameSize * sizeof(TCHAR));
if (pszDomainName != NULL)
GetComputerNameExA(ComputerNameDnsDomain,
pszDomainName,
&dwDomainNameSize);
}
/* call GetAdaptersInfo to obtain the adapter info */
ret = GetAdaptersInfo(pAdapterInfo, &adaptOutBufLen);
if (ret == ERROR_BUFFER_OVERFLOW)
{
pAdapterInfo = (IP_ADAPTER_INFO *)HeapAlloc(ProcessHeap, 0, adaptOutBufLen);
if (pAdapterInfo == NULL)
return;
goto done;
ret = GetAdaptersInfo(pAdapterInfo, &adaptOutBufLen);
if (ret != NO_ERROR)
{
DoFormatMessage(0);
HeapFree(ProcessHeap, 0, pAdapterInfo);
return;
goto done;
}
}
else
@ -522,7 +537,7 @@ VOID ShowInfo(BOOL bAll)
if (ret != ERROR_NO_DATA)
{
DoFormatMessage(0);
return;
goto done;
}
}
@ -532,25 +547,18 @@ VOID ShowInfo(BOOL bAll)
pFixedInfo = (FIXED_INFO *)HeapAlloc(ProcessHeap, 0, netOutBufLen);
if (pFixedInfo == NULL)
{
if (pAdapterInfo)
HeapFree(ProcessHeap, 0, pAdapterInfo);
return;
goto done;
}
if (GetNetworkParams(pFixedInfo, &netOutBufLen) != NO_ERROR)
{
DoFormatMessage(0);
if (pAdapterInfo)
HeapFree(ProcessHeap, 0, pAdapterInfo);
HeapFree(ProcessHeap, 0, pFixedInfo);
return;
goto done;
}
}
else
{
if (pAdapterInfo)
HeapFree(ProcessHeap, 0, pAdapterInfo);
DoFormatMessage(0);
return;
goto done;
}
pAdapter = pAdapterInfo;
@ -559,7 +567,7 @@ VOID ShowInfo(BOOL bAll)
if (bAll)
{
_tprintf(_T("\tHost Name . . . . . . . . . . . . : %s\n"), pFixedInfo->HostName);
_tprintf(_T("\tPrimary DNS Suffix. . . . . . . . : \n"));
_tprintf(_T("\tPrimary DNS Suffix. . . . . . . . : %s\n"), (pszDomainName != NULL) ? pszDomainName : "");
_tprintf(_T("\tNode Type . . . . . . . . . . . . : %s\n"), GetNodeTypeName(pFixedInfo->NodeType));
if (pFixedInfo->EnableRouting)
_tprintf(_T("\tIP Routing Enabled. . . . . . . . : Yes\n"));
@ -569,7 +577,15 @@ VOID ShowInfo(BOOL bAll)
_tprintf(_T("\tWINS Proxy enabled. . . . . . . . : Yes\n"));
else
_tprintf(_T("\tWINS Proxy enabled. . . . . . . . : No\n"));
_tprintf(_T("\tDNS Suffix Search List. . . . . . : %s\n"), pFixedInfo->DomainName);
if (pszDomainName != NULL && pszDomainName[0] != 0)
{
_tprintf(_T("\tDNS Suffix Search List. . . . . . : %s\n"), pszDomainName);
_tprintf(_T("\t %s\n"), pFixedInfo->DomainName);
}
else
{
_tprintf(_T("\tDNS Suffix Search List. . . . . . : %s\n"), pFixedInfo->DomainName);
}
}
while (pAdapter)
@ -682,7 +698,11 @@ VOID ShowInfo(BOOL bAll)
pAdapter = pAdapter->Next;
}
HeapFree(ProcessHeap, 0, pFixedInfo);
done:
if (pszDomainName)
HeapFree(ProcessHeap, 0, pszDomainName);
if (pFixedInfo)
HeapFree(ProcessHeap, 0, pFixedInfo);
if (pAdapterInfo)
HeapFree(ProcessHeap, 0, pAdapterInfo);
}
@ -826,6 +846,12 @@ FlushDns(VOID)
DoFormatMessage(GetLastError());
}
VOID
RegisterDns(VOID)
{
/* FIXME */
_tprintf(_T("\nSorry /registerdns is not implemented yet\n"));
}
static
VOID
@ -1089,7 +1115,7 @@ int main(int argc, char *argv[])
else if (DoFlushdns)
FlushDns();
else if (DoRegisterdns)
_tprintf(_T("\nSorry /registerdns is not implemented yet\n"));
RegisterDns();
else if (DoDisplaydns)
DisplayDns();
else