reactos/drivers/lib/ip/network/interface.c

   1 /*
   2  * COPYRIGHT:   See COPYING in the top level directory
   3  * PROJECT:     ReactOS TCP/IP protocol driver
   4  * FILE:        tcpip/interface.c
   5  * PURPOSE:     Convenient abstraction for getting and setting information
   6  *              in IP_INTERFACE.
   7  * PROGRAMMERS: Art Yerkes
   8  * REVISIONS:
   9  *   CSH 01/08-2000 Created
  10  */
  11
  12 #include "precomp.h"
  13
  14
  15 NTSTATUS GetInterfaceIPv4Address( PIP_INTERFACE Interface,
  16                                   ULONG TargetType,
  17                                   PULONG Address ) {
  18     ADE_LIST_ITER(CurrentADE);
  19
  20     ForEachADE(Interface->ADEListHead,CurrentADE) {
  21         if (CurrentADE->Type == TargetType) {
  22             *Address = CurrentADE->Address.Address.IPv4Address;
  23             return STATUS_SUCCESS;
  24         }
  25     } EndFor(CurrentADE);
  26
  27     return STATUS_UNSUCCESSFUL;
  28 }
  29
  30 UINT CountInterfaces() {
  31     DWORD Count = 0;
  32     KIRQL OldIrql;
  33     IF_LIST_ITER(CurrentIF);
  34
  35     TcpipAcquireSpinLock(&InterfaceListLock, &OldIrql);
  36
  37     ForEachInterface(CurrentIF) {
  38         Count++;
  39     } EndFor(CurrentIF);
  40
  41     TcpipReleaseSpinLock(&InterfaceListLock, OldIrql);
  42
  43     return Count;
  44 }
  45
  46 UINT CountInterfaceAddresses( PIP_INTERFACE Interface ) {
  47     UINT AddrCount = 0;
  48     ADE_LIST_ITER(CurrentADE);
  49
  50     ForEachADE(Interface->ADEListHead,CurrentADE) {
  51         if( CurrentADE->Type == ADE_UNICAST )
  52             AddrCount++;
  53     } EndFor(CurrentADE);
  54
  55     return AddrCount;
  56 }
  57
  58 NTSTATUS GetInterfaceSpeed( PIP_INTERFACE Interface, PUINT Speed ) {
  59     NDIS_STATUS NdisStatus;
  60     PLAN_ADAPTER IF = (PLAN_ADAPTER)Interface->Context;
  61
  62 #ifdef __NTDRIVER__
  63     /* Get maximum link speed */
  64     NdisStatus = NDISCall(IF,
  65                           NdisRequestQueryInformation,
  66                           OID_GEN_LINK_SPEED,
  67                           Speed,
  68                           sizeof(UINT));
  69 #else
  70     (void)IF;
  71     NdisStatus = NDIS_STATUS_SUCCESS;
  72     *Speed = 10000;
  73 #endif
  74
  75     return
  76         NdisStatus != NDIS_STATUS_SUCCESS ?
  77         STATUS_UNSUCCESSFUL : STATUS_SUCCESS;
  78 }
  79
  80 NTSTATUS GetInterfaceName( PIP_INTERFACE Interface,
  81                            PCHAR NameBuffer,
  82                            UINT Len ) {
  83     NDIS_STATUS NdisStatus;
  84     PLAN_ADAPTER IF = (PLAN_ADAPTER)Interface->Context;
  85
  86 #ifdef __NTDRIVER__
  87     /* Get maximum link speed */
  88     NdisStatus = NDISCall(IF,
  89                           NdisRequestQueryInformation,
  90                           OID_GEN_FRIENDLY_NAME,
  91                           NameBuffer,
  92                           Len);
  93 #else
  94     (void)IF;
  95     NdisStatus = NDIS_STATUS_SUCCESS;
  96     strncpy( NameBuffer, "eth", Len );
  97 #endif
  98
  99     return
 100         NdisStatus != NDIS_STATUS_SUCCESS ?
 101         STATUS_UNSUCCESSFUL : STATUS_SUCCESS;
 102 }