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This file migrated to ip.a a while back.

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svn path=/trunk/; revision=13115
This commit is contained in:
Art Yerkes 2005-01-18 04:41:17 +00:00
parent 2cbfa21b96
commit c43897388e
1 changed files with 0 additions and 132 deletions
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132
reactos/drivers/net/tcpip/datalink/loopback.c
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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS TCP/IP protocol driver
* FILE: datalink/loopback.c
* PURPOSE: Loopback adapter
* PROGRAMMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
* REVISIONS:
* CSH 01/08-2000 Created
*/
#include "precomp.h"
VOID LoopTransmit(
PVOID Context,
PNDIS_PACKET NdisPacket,
UINT Offset,
PVOID LinkAddress,
USHORT Type)
/*
* FUNCTION: Transmits a packet
* ARGUMENTS:
* Context = Pointer to context information (NULL)
* NdisPacket = Pointer to NDIS packet to send
* Offset = Offset in packet where packet data starts
* LinkAddress = Pointer to link address
* Type = LAN protocol type (unused)
*/
{
IP_PACKET IPPacket;
TI_DbgPrint(MAX_TRACE, ("Called (NdisPacket = %x)\n", NdisPacket));
IPPacket.NdisPacket = NdisPacket;
IPReceive(Context, &IPPacket);
TI_DbgPrint(MAX_TRACE, ("Finished receive\n"));
ASSERT_KM_POINTER(Packet);
ASSERT_KM_POINTER(PC(Packet));
ASSERT_KM_POINTER(PC(Packet)->DLComplete);
PC(NdisPacket)->DLComplete(Context, NdisPacket, NDIS_STATUS_SUCCESS);
TI_DbgPrint(MAX_TRACE, ("Done\n"));
}
NDIS_STATUS LoopRegisterAdapter(
PNDIS_STRING AdapterName,
PLAN_ADAPTER *Adapter)
/*
* FUNCTION: Registers loopback adapter with the network layer
* ARGUMENTS:
* AdapterName = Unused
* Adapter = Unused
* RETURNS:
* Status of operation
*/
{
PIP_ADDRESS Address;
NDIS_STATUS Status;
Status = NDIS_STATUS_SUCCESS;
TI_DbgPrint(MID_TRACE, ("Called.\n"));
Address = AddrBuildIPv4(LOOPBACK_ADDRESS_IPv4);
if (Address != NULL)
{
LLIP_BIND_INFO BindInfo;
/* Bind the adapter to network (IP) layer */
BindInfo.Context = NULL;
BindInfo.HeaderSize = 0;
BindInfo.MinFrameSize = 0;
BindInfo.MTU = 16384;
BindInfo.Address = NULL;
BindInfo.AddressLength = 0;
BindInfo.Transmit = LoopTransmit;
Loopback = IPCreateInterface(&BindInfo);
if ((Loopback != NULL) && (IPCreateNTE(Loopback, Address, 8)))
{
/* Reference the interface for the NTE. The reference for
the address is just passed on to the NTE */
ReferenceObject(Loopback);
IPRegisterInterface(Loopback);
}
else
{
Status = NDIS_STATUS_RESOURCES;
}
}
else
{
Status = NDIS_STATUS_RESOURCES;
}
if (!NT_SUCCESS(Status))
{
LoopUnregisterAdapter(NULL);
}
TI_DbgPrint(MAX_TRACE, ("Leaving.\n"));
return Status;
}
NDIS_STATUS LoopUnregisterAdapter(
PLAN_ADAPTER Adapter)
/*
* FUNCTION: Unregisters loopback adapter with the network layer
* ARGUMENTS:
* Adapter = Unused
* RETURNS:
* Status of operation
* NOTES:
* Does not care wether we have registered loopback adapter
*/
{
TI_DbgPrint(MID_TRACE, ("Called.\n"));
if (Loopback != NULL)
{
IPUnregisterInterface(Loopback);
IPDestroyInterface(Loopback);
Loopback = NULL;
}
TI_DbgPrint(MAX_TRACE, ("Leaving.\n"));
return NDIS_STATUS_SUCCESS;
}