From 3842b59f75e0793188fc94fb2c670930a04d7fbe Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Tue, 20 May 2025 00:46:50 +0200
Subject: [PATCH] [TCPIP] Retrieve the interface medium type from NDIS

Send OID_GEN_PHYSICAL_MEDIUM and OID_GEN_MEDIA_SUPPORTED query requests to NDIS.

This will enable us to distinguish wired and wireless ethernet adapters.
---
 drivers/network/tcpip/tcpip/iinfo.c | 104 ++++++++++++++++++++++++++--
 1 file changed, 98 insertions(+), 6 deletions(-)

diff --git a/drivers/network/tcpip/tcpip/iinfo.c b/drivers/network/tcpip/tcpip/iinfo.c
index cf5e3e7cc4b..8fd1222a162 100644
--- a/drivers/network/tcpip/tcpip/iinfo.c
+++ b/drivers/network/tcpip/tcpip/iinfo.c
@@ -24,6 +24,7 @@ TDI_STATUS InfoTdiQueryGetInterfaceMIB(TDIEntityID ID,
     PLAN_ADAPTER IF;
     PCHAR IFDescr;
     ULONG Size;
+    ULONG Medium;
     NDIS_STATUS NdisStatus;
 
     if (!Interface)
@@ -44,7 +45,7 @@ TDI_STATUS InfoTdiQueryGetInterfaceMIB(TDIEntityID ID,
     OutData->if_index = Interface->Index;
     /* viz: tcpip keeps those indices */
     OutData->if_type = Interface ==
-        Loopback ? MIB_IF_TYPE_LOOPBACK : MIB_IF_TYPE_ETHERNET;
+        Loopback ? MIB_IF_TYPE_LOOPBACK : MIB_IF_TYPE_OTHER;
     OutData->if_mtu = Interface->MTU;
     TI_DbgPrint(DEBUG_INFO,
 		("Getting interface speed\n"));
@@ -56,11 +57,102 @@ TDI_STATUS InfoTdiQueryGetInterfaceMIB(TDIEntityID ID,
     IFDescr = (PCHAR)&OutData->if_descr[0];
 
     if( IF ) {
-	GetInterfaceSpeed( Interface, (PUINT)&OutData->if_speed );
-	TI_DbgPrint(DEBUG_INFO,
-		    ("IF Speed = %d * 100bps\n", OutData->if_speed));
-	memcpy(OutData->if_physaddr, Interface->Address, Interface->AddressLength);
-	TI_DbgPrint(DEBUG_INFO, ("Got HWAddr\n"));
+        if (OutData->if_type == MIB_IF_TYPE_OTHER)
+        {
+            NdisStatus = NDISCall(IF,
+                                  NdisRequestQueryInformation,
+                                  OID_GEN_PHYSICAL_MEDIUM,
+                                  &Medium,
+                                  sizeof(ULONG));
+            if (NdisStatus == NDIS_STATUS_SUCCESS)
+            {
+                switch (Medium)
+                {
+#if 0
+                    case NdisPhysicalMediumUnspecified:
+#endif
+                    case NdisPhysicalMediumWirelessLan:
+                        OutData->if_type = IF_TYPE_IEEE80211;
+                        break;
+#if 0
+                    case NdisPhysicalMediumCableModem:
+                    case NdisPhysicalMediumPhoneLine:
+                    case NdisPhysicalMediumPowerLine:
+                    case NdisPhysicalMediumDSL:
+                    case NdisPhysicalMediumFibreChannel:
+                    case NdisPhysicalMedium1394:
+                    case NdisPhysicalMediumWirelessWan:
+#endif
+                    case NdisPhysicalMediumNative802_11:
+                        OutData->if_type = IF_TYPE_IEEE80211;
+                        break;
+#if 0
+                    case NdisPhysicalMediumBluetooth:
+                    case NdisPhysicalMediumInfiniband:
+                    case NdisPhysicalMediumWiMax:
+                    case NdisPhysicalMediumUWB:
+#endif
+                    case NdisPhysicalMedium802_3:
+                        OutData->if_type = MIB_IF_TYPE_ETHERNET;
+                        break;
+
+                    case NdisPhysicalMedium802_5:
+                        OutData->if_type = MIB_IF_TYPE_TOKENRING;
+                        break;
+#if 0
+                    case NdisPhysicalMediumIrda:
+                    case NdisPhysicalMediumWiredWAN:
+                    case NdisPhysicalMediumWiredCoWan:
+                    case NdisPhysicalMediumOther:
+#endif
+                }
+            }
+        }
+
+        if (OutData->if_type == MIB_IF_TYPE_OTHER)
+        {
+            NdisStatus = NDISCall(IF,
+                                  NdisRequestQueryInformation,
+                                  OID_GEN_MEDIA_SUPPORTED,
+                                  &Medium,
+                                  sizeof(ULONG));
+            if (NdisStatus == NDIS_STATUS_SUCCESS)
+            {
+                switch (Medium)
+                {
+                    case NdisMedium802_3:
+                        OutData->if_type = MIB_IF_TYPE_ETHERNET;
+                        break;
+
+                    case NdisMedium802_5:
+                        OutData->if_type = MIB_IF_TYPE_TOKENRING;
+                        break;
+
+                    case NdisMediumFddi:
+                        OutData->if_type = MIB_IF_TYPE_FDDI;
+                        break;
+#if 0
+                    case NdisMediumWan,
+                    case NdisMediumLocalTalk:
+                    case NdisMediumDix:
+                    case NdisMediumArcnetRaw:
+                    case NdisMediumArcnet878_2:
+                    case NdisMediumAtm:
+                    case NdisMediumWirelessWan:
+                    case NdisMediumIrda:
+                    case NdisMediumBpc:
+                    case NdisMediumCoWan:
+                    case NdisMedium1394:
+#endif
+                }
+            }
+        }
+
+        GetInterfaceSpeed( Interface, (PUINT)&OutData->if_speed );
+        TI_DbgPrint(DEBUG_INFO,
+            ("IF Speed = %d * 100bps\n", OutData->if_speed));
+        memcpy(OutData->if_physaddr, Interface->Address, Interface->AddressLength);
+        TI_DbgPrint(DEBUG_INFO, ("Got HWAddr\n"));
 
         memcpy(&OutData->if_inoctets, &Interface->Stats, sizeof(SEND_RECV_STATS));