Partial GetAdaptersInfo implementation in order to get ipconfig running.

svn path=/trunk/; revision=4939
This commit is contained in:
Jurgen van Gael 2003-06-21 16:04:09 +00:00
parent 500b7199f9
commit ea98149a49
3 changed files with 131 additions and 9 deletions

View file

@ -90,9 +90,6 @@ CreateIpForwardEntry(PMIB_IPFORWARDROW pRoute)
return 0L;
}
#ifdef __GNUC__
DWORD
WINAPI
GetAdapterIndex(LPWSTR AdapterName, PULONG IfIndex)
@ -100,14 +97,137 @@ GetAdapterIndex(LPWSTR AdapterName, PULONG IfIndex)
return 0;
}
DWORD
WINAPI
GetAdaptersInfo(PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen)
DWORD WINAPI MyGetAdaptersInfo(PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen)
{
return 0;
}
LONG lErr;
DWORD dwSize;
DWORD dwIndex;
BYTE* pNextMemFree = (BYTE*) pAdapterInfo;
ULONG uUsedMemory = 0;
PIP_ADAPTER_INFO pPrevAdapter = NULL;
PIP_ADAPTER_INFO pCurrentAdapter = NULL;
HKEY hAdapters;
HKEY hAdapter;
HKEY hIpConfig;
wchar_t* strAdapter;
wchar_t* strTemp1;
wchar_t* strTemp2;
DWORD dwAdapterLen;
char strTemp[MAX_ADAPTER_NAME_LENGTH + 4];
#endif
if(pAdapterInfo == NULL && pOutBufLen == NULL)
return ERROR_INVALID_PARAMETER;
ZeroMemory(pAdapterInfo, *pOutBufLen);
lErr = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Adapters", 0, KEY_READ, &hAdapters);
if(lErr != ERROR_SUCCESS)
return lErr;
// Determine the size of the largest name of any adapter and the number of adapters.
lErr = RegQueryInfoKey(hAdapters, NULL, NULL, NULL, NULL, &dwAdapterLen, NULL, NULL, NULL, NULL, NULL, NULL);
if(lErr != ERROR_SUCCESS)
{
RegCloseKey(hAdapters);
return lErr;
}
dwAdapterLen++; // RegQueryInfoKey return value does not include terminating null.
strAdapter = (wchar_t*) malloc(dwAdapterLen * sizeof(wchar_t));
// Enumerate all adapters in SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Adapters.
for(dwIndex = 0; ; dwIndex++)
{
dwSize = dwAdapterLen; // Reset size of the strAdapterLen buffer.
lErr = RegEnumKeyExW(hAdapters, dwIndex, strAdapter, &dwSize, NULL, NULL, NULL, NULL);
if(lErr == ERROR_NO_MORE_ITEMS)
break;
// TODO Skip NdisWanIP???
if(wcsstr(strAdapter, L"NdisWanIp") != 0)
continue;
lErr = RegOpenKeyExW(hAdapters, strAdapter, 0, KEY_READ, &hAdapter);
if(lErr != ERROR_SUCCESS)
continue;
// Read the IpConfig value.
lErr = RegQueryValueExW(hAdapter, L"IpConfig", NULL, NULL, NULL, &dwSize);
if(lErr != ERROR_SUCCESS)
continue;
strTemp1 = (wchar_t*) malloc(dwSize);
strTemp2 = (wchar_t*) malloc(dwSize + 35 * sizeof(wchar_t));
lErr = RegQueryValueExW(hAdapter, L"IpConfig", NULL, NULL, (BYTE*) strTemp1, &dwSize);
if(lErr != ERROR_SUCCESS)
{
free(strTemp1);
free(strTemp2);
continue;
}
int n = swprintf(strTemp2, L"SYSTEM\\CurrentControlSet\\Services\\%s", strTemp1);
// Open the IpConfig key.
lErr = RegOpenKeyExW(HKEY_LOCAL_MACHINE, strTemp2, 0, KEY_READ, &hIpConfig);
if(lErr != ERROR_SUCCESS)
{
free(strTemp1);
free(strTemp2);
continue;
}
free((void*) strTemp1);
free((void*) strTemp2);
// Fill IP_ADAPTER_INFO block.
pCurrentAdapter = (IP_ADAPTER_INFO*) pNextMemFree;
pNextMemFree += sizeof(IP_ADAPTER_INFO);
uUsedMemory += sizeof(IP_ADAPTER_INFO);
if(uUsedMemory > *pOutBufLen)
return ERROR_BUFFER_OVERFLOW; // TODO return the needed size
// struct _IP_ADAPTER_INFO* Next
if(pPrevAdapter != NULL)
pPrevAdapter->Next = pCurrentAdapter;
// TODO DWORD ComboIndex
// char AdapterName[MAX_ADAPTER_NAME_LENGTH + 4]
wcstombs(strTemp, strAdapter, MAX_ADAPTER_NAME_LENGTH + 4);
strcpy(pCurrentAdapter->AdapterName, strTemp);
// TODO char Description[MAX_ADAPTER_DESCRIPTION_LENGTH + 4]
// TODO UINT AddressLength
// TODO BYTE Address[MAX_ADAPTER_ADDRESS_LENGTH]
// TODO DWORD Index
// TODO UINT Type
// TODO UINT DhcpEnabled
// TODO PIP_ADDR_STRING CurrentIpAddress
// IP_ADDR_STRING IpAddressList
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "IPAddress", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpAddress, &dwSize);
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "SubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpMask, &dwSize);
if(strstr(pCurrentAdapter->IpAddressList.IpAddress.String, "0.0.0.0") != NULL)
{
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpIPAddress", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpAddress, &dwSize);
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpSubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpMask, &dwSize);
}
// TODO IP_ADDR_STRING GatewayList
// IP_ADDR_STRING DhcpServer
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpServer", NULL, NULL, (BYTE*) &pCurrentAdapter->DhcpServer.IpAddress, &dwSize);
dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpSubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->DhcpServer.IpMask, &dwSize);
// TODO BOOL HaveWins
// TODO IP_ADDR_STRING PrimaryWinsServer
// TODO IP_ADDR_STRING SecondaryWinsServer
// TODO time_t LeaseObtained
// TODO time_t LeaseExpires
pPrevAdapter = pCurrentAdapter;
RegCloseKey(hAdapter);
RegCloseKey(hIpConfig);
}
// Cleanup
free(strAdapter);
RegCloseKey(hAdapters);
return ERROR_SUCCESS;
}
////////////////////////////////////////////////////////////////////////////////

View file

@ -6,6 +6,7 @@ EXPORTS
AddIPAddress @1
SetIpNetEntry @107
CreateIpForwardEntry @9
GetAdaptersInfo
GetNetworkParams @43
GetNumberOfInterfaces @44
GetInterfaceInfo @34

View file

@ -6,6 +6,7 @@ EXPORTS
AddIPAddress=AddIPAddress@20 @1
SetIpNetEntry=SetIpNetEntry@4 @107
CreateIpForwardEntry=CreateIpForwardEntry@4 @9
GetAdaptersInfo=GetAdaptersInfo@8
GetNetworkParams=GetNetworkParams@8 @43
GetNumberOfInterfaces=GetNumberOfInterfaces@4 @44
GetInterfaceInfo=GetInterfaceInfo@8 @34