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Partial GetAdaptersInfo implementation in order to get ipconfig running.
svn path=/trunk/; revision=4939
This commit is contained in:
Jurgen van Gael
parent
500b7199f9
commit
ea98149a49
3 changed files with 131 additions and 9 deletions
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@ -90,9 +90,6 @@ CreateIpForwardEntry(PMIB_IPFORWARDROW pRoute)
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return 0L;
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}
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#ifdef __GNUC__
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DWORD
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WINAPI
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GetAdapterIndex(LPWSTR AdapterName, PULONG IfIndex)
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@ -100,14 +97,137 @@ GetAdapterIndex(LPWSTR AdapterName, PULONG IfIndex)
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return 0;
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}
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DWORD
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WINAPI
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GetAdaptersInfo(PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen)
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DWORD WINAPI MyGetAdaptersInfo(PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen)
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{
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return 0;
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}
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LONG lErr;
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DWORD dwSize;
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DWORD dwIndex;
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BYTE* pNextMemFree = (BYTE*) pAdapterInfo;
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ULONG uUsedMemory = 0;
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PIP_ADAPTER_INFO pPrevAdapter = NULL;
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PIP_ADAPTER_INFO pCurrentAdapter = NULL;
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HKEY hAdapters;
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HKEY hAdapter;
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HKEY hIpConfig;
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wchar_t* strAdapter;
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wchar_t* strTemp1;
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wchar_t* strTemp2;
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DWORD dwAdapterLen;
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char strTemp[MAX_ADAPTER_NAME_LENGTH + 4];
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#endif
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if(pAdapterInfo == NULL && pOutBufLen == NULL)
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return ERROR_INVALID_PARAMETER;
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ZeroMemory(pAdapterInfo, *pOutBufLen);
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lErr = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Adapters", 0, KEY_READ, &hAdapters);
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if(lErr != ERROR_SUCCESS)
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return lErr;
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// Determine the size of the largest name of any adapter and the number of adapters.
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lErr = RegQueryInfoKey(hAdapters, NULL, NULL, NULL, NULL, &dwAdapterLen, NULL, NULL, NULL, NULL, NULL, NULL);
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if(lErr != ERROR_SUCCESS)
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{
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RegCloseKey(hAdapters);
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return lErr;
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}
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dwAdapterLen++; // RegQueryInfoKey return value does not include terminating null.
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strAdapter = (wchar_t*) malloc(dwAdapterLen * sizeof(wchar_t));
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// Enumerate all adapters in SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Adapters.
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for(dwIndex = 0; ; dwIndex++)
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{
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dwSize = dwAdapterLen; // Reset size of the strAdapterLen buffer.
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lErr = RegEnumKeyExW(hAdapters, dwIndex, strAdapter, &dwSize, NULL, NULL, NULL, NULL);
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if(lErr == ERROR_NO_MORE_ITEMS)
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break;
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// TODO Skip NdisWanIP???
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if(wcsstr(strAdapter, L"NdisWanIp") != 0)
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continue;
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lErr = RegOpenKeyExW(hAdapters, strAdapter, 0, KEY_READ, &hAdapter);
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if(lErr != ERROR_SUCCESS)
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continue;
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// Read the IpConfig value.
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lErr = RegQueryValueExW(hAdapter, L"IpConfig", NULL, NULL, NULL, &dwSize);
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if(lErr != ERROR_SUCCESS)
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continue;
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strTemp1 = (wchar_t*) malloc(dwSize);
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strTemp2 = (wchar_t*) malloc(dwSize + 35 * sizeof(wchar_t));
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lErr = RegQueryValueExW(hAdapter, L"IpConfig", NULL, NULL, (BYTE*) strTemp1, &dwSize);
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if(lErr != ERROR_SUCCESS)
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{
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free(strTemp1);
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free(strTemp2);
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continue;
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}
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int n = swprintf(strTemp2, L"SYSTEM\\CurrentControlSet\\Services\\%s", strTemp1);
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// Open the IpConfig key.
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lErr = RegOpenKeyExW(HKEY_LOCAL_MACHINE, strTemp2, 0, KEY_READ, &hIpConfig);
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if(lErr != ERROR_SUCCESS)
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{
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free(strTemp1);
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free(strTemp2);
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continue;
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}
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free((void*) strTemp1);
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free((void*) strTemp2);
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// Fill IP_ADAPTER_INFO block.
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pCurrentAdapter = (IP_ADAPTER_INFO*) pNextMemFree;
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pNextMemFree += sizeof(IP_ADAPTER_INFO);
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uUsedMemory += sizeof(IP_ADAPTER_INFO);
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if(uUsedMemory > *pOutBufLen)
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return ERROR_BUFFER_OVERFLOW; // TODO return the needed size
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// struct _IP_ADAPTER_INFO* Next
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if(pPrevAdapter != NULL)
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pPrevAdapter->Next = pCurrentAdapter;
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// TODO DWORD ComboIndex
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// char AdapterName[MAX_ADAPTER_NAME_LENGTH + 4]
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wcstombs(strTemp, strAdapter, MAX_ADAPTER_NAME_LENGTH + 4);
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strcpy(pCurrentAdapter->AdapterName, strTemp);
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// TODO char Description[MAX_ADAPTER_DESCRIPTION_LENGTH + 4]
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// TODO UINT AddressLength
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// TODO BYTE Address[MAX_ADAPTER_ADDRESS_LENGTH]
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// TODO DWORD Index
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// TODO UINT Type
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// TODO UINT DhcpEnabled
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// TODO PIP_ADDR_STRING CurrentIpAddress
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// IP_ADDR_STRING IpAddressList
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "IPAddress", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpAddress, &dwSize);
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "SubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpMask, &dwSize);
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if(strstr(pCurrentAdapter->IpAddressList.IpAddress.String, "0.0.0.0") != NULL)
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{
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpIPAddress", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpAddress, &dwSize);
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpSubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->IpAddressList.IpMask, &dwSize);
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}
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// TODO IP_ADDR_STRING GatewayList
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// IP_ADDR_STRING DhcpServer
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpServer", NULL, NULL, (BYTE*) &pCurrentAdapter->DhcpServer.IpAddress, &dwSize);
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dwSize = 16; lErr = RegQueryValueEx(hIpConfig, "DhcpSubnetMask", NULL, NULL, (BYTE*) &pCurrentAdapter->DhcpServer.IpMask, &dwSize);
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// TODO BOOL HaveWins
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// TODO IP_ADDR_STRING PrimaryWinsServer
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// TODO IP_ADDR_STRING SecondaryWinsServer
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// TODO time_t LeaseObtained
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// TODO time_t LeaseExpires
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pPrevAdapter = pCurrentAdapter;
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RegCloseKey(hAdapter);
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RegCloseKey(hIpConfig);
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}
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// Cleanup
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free(strAdapter);
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RegCloseKey(hAdapters);
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return ERROR_SUCCESS;
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}
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////////////////////////////////////////////////////////////////////////////////
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@ -6,6 +6,7 @@ EXPORTS
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AddIPAddress @1
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SetIpNetEntry @107
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CreateIpForwardEntry @9
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GetAdaptersInfo
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GetNetworkParams @43
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GetNumberOfInterfaces @44
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GetInterfaceInfo @34
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@ -6,6 +6,7 @@ EXPORTS
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AddIPAddress=AddIPAddress@20 @1
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SetIpNetEntry=SetIpNetEntry@4 @107
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CreateIpForwardEntry=CreateIpForwardEntry@4 @9
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GetAdaptersInfo=GetAdaptersInfo@8
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GetNetworkParams=GetNetworkParams@8 @43
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GetNumberOfInterfaces=GetNumberOfInterfaces@4 @44
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GetInterfaceInfo=GetInterfaceInfo@8 @34
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