In some cases mighty libs like NPCap or WinPCap are used to get a list of all network devices with common properties like GUID and so on. <\/p>\n\n\n\n
#pragma comment(lib, \"iphlpapi.lib\")<\/code><\/strong>
This links the IP Helper API<\/strong> library, which provides functions for retrieving network configuration and statistics, such as:<\/p>\n\n\n\n\n
#pragma comment(lib, \"ws2_32.lib\")<\/code><\/strong>
This links the Winsock 2<\/strong> library, which is essential for network programming on Windows. It provides:<\/p>\n\n\n\n\n
Solution<\/h2>\n\n\n
\n#include <stdio.h>\n#include <stdlib.h>\n#include <winsock2.h>\n#include <iphlpapi.h>\n#include <ws2tcpip.h>\n\n#pragma comment(lib, "iphlpapi.lib")\n#pragma comment(lib, "ws2_32.lib")\n\nint main() {\n DWORD dwSize = 0;\n DWORD dwRetVal = 0;\n\n IP_ADAPTER_ADDRESSES *pAddresses = NULL;\n IP_ADAPTER_ADDRESSES *pCurrAddresses = NULL;\n\n ULONG flags = GAA_FLAG_INCLUDE_PREFIX;\n ULONG family = AF_UNSPEC;\n\n \/\/ Erste Abfrage zur Bestimmung der Puffergr\u00f6\u00dfe\n dwRetVal = GetAdaptersAddresses(family, flags, NULL, pAddresses, &dwSize);\n if (dwRetVal == ERROR_BUFFER_OVERFLOW) {\n pAddresses = (IP_ADAPTER_ADDRESSES *) malloc(dwSize);\n if (pAddresses == NULL) {\n printf("Speicher konnte nicht reserviert werden.\\n");\n return 1;\n }\n }\n\n \/\/ Zweiter Aufruf mit g\u00fcltigem Puffer\n dwRetVal = GetAdaptersAddresses(family, flags, NULL, pAddresses, &dwSize);\n if (dwRetVal == NO_ERROR) {\n pCurrAddresses = pAddresses;\n while (pCurrAddresses) {\n printf("Adapter GUID: %s\\n", pCurrAddresses->AdapterName);\n printf("Adaptername: %ws\\n", pCurrAddresses->FriendlyName);\n printf("Beschreibung: %ws\\n", pCurrAddresses->Description);\n if (pCurrAddresses->PhysicalAddressLength != 0) {\n printf("MAC-Adresse: ");\n for (DWORD i = 0; i < pCurrAddresses->PhysicalAddressLength; i++) {\n printf("%02X", pCurrAddresses->PhysicalAddress[i]);\n if (i < pCurrAddresses->PhysicalAddressLength - 1)\n printf(":");\n }\n printf("\\n");\n }\n \n printf("--------------------------------------------------\\n");\n pCurrAddresses = pCurrAddresses->Next;\n } \n } else {\n printf("GetAdaptersAddresses fehlgeschlagen mit Fehler: %lu\\n", dwRetVal);\n }\n\n if (pAddresses) {\n free(pAddresses);\n }\n\n return 0;\n}\n<\/pre><\/div>\n\n\nOutput<\/h2>\n\n\n\n
PS C:\\Betriebssysteme\\\u00dcbung 6> .\\ListNetworkDevices
Adapter GUID: {E01CE7A3-099B-4184-8C16-1F5054A8317F}
Adaptername: Ethernet
Beschreibung: Intel(R) Ethernet Connection (7) I219-LM
MAC-Adresse: 34:48:ED:61:86:BA
--------------------------------------------------
Adapter GUID: {4012AE18-3341-4541-892C-BC0286FA6504}
Adaptername: Ethernet 2
Beschreibung: Check Point Virtual Network Adapter For Endpoint VPN Client
MAC-Adresse: 54:DF:6F:F5:98:06
--------------------------------------------------
Adapter GUID: {6EFE57EA-027E-45AA-9BFD-8071CE36C5FD}
Adaptername: Ethernet 7
Beschreibung: VirtualBox Host-Only Ethernet Adapter
MAC-Adresse: 0A:00:27:00:00:0F
--------------------------------------------------
Adapter GUID: {1A8FA3D8-A753-4453-8362-78FA3A6B314C}
Adaptername: Local Area Connection* 1
Beschreibung: Microsoft Wi-Fi Direct Virtual Adapter
MAC-Adresse: B8:9A:2A:2F:51:8F
--------------------------------------------------
Adapter GUID: {4BE430BD-CB19-4CBB-BA70-0D4EE0F6AECE}
Adaptername: Local Area Connection* 2
Beschreibung: Microsoft Wi-Fi Direct Virtual Adapter #2
MAC-Adresse: BA:9A:2A:2F:51:8E
--------------------------------------------------
Adapter GUID: {DFDC464C-3487-4D61-B1AE-28733CA18E2E}
Adaptername: Wi-Fi
Beschreibung: Intel(R) Wi-Fi 6 AX200 160MHz
MAC-Adresse: B8:9A:2A:2F:51:8E
--------------------------------------------------
Adapter GUID: {BAA489E2-AF2D-4A75-A99C-2E4C19B04F44}
Adaptername: Bluetooth Network Connection
Beschreibung: Bluetooth Device (Personal Area Network)
MAC-Adresse: B8:9A:2A:2F:51:92
--------------------------------------------------
Adapter GUID: {88CB09EB-7A9D-11EF-986B-806E6F6E6963}
Adaptername: Loopback Pseudo-Interface 1
Beschreibung: Software Loopback Interface 1
--------------------------------------------------
PS C:\\Betriebssysteme\\\u00dcbung 6> <\/pre>\n