reactos/drivers/network/tcpip/include/receive.h
Cameron Gutman 2b82fe44ea [WLAN-BRINGUP]
- Create a branch to drop my ndisuio work

svn path=/branches/wlan-bringup/; revision=54809
2012-01-02 20:53:24 +00:00

66 lines
2.3 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS TCP/IP protocol driver
* FILE: include/receive.h
* PURPOSE: Internet Protocol receive prototypes
*/
#pragma once
#include <ip.h>
/* Number of seconds before destroying the IPDR */
#define MAX_TIMEOUT_COUNT 3
/* IP datagram fragment descriptor. Used to store IP datagram fragments */
typedef struct IP_FRAGMENT {
LIST_ENTRY ListEntry; /* Entry on list */
PNDIS_PACKET Packet; /* NDIS packet containing fragment data */
BOOLEAN ReturnPacket; /* States whether to call NdisReturnPackets */
UINT PacketOffset; /* Offset into NDIS packet where data is */
UINT Offset; /* Offset into datagram where this fragment is */
UINT Size; /* Size of this fragment */
} IP_FRAGMENT, *PIP_FRAGMENT;
/* IP datagram hole descriptor. Used to reassemble IP datagrams */
typedef struct IPDATAGRAM_HOLE {
LIST_ENTRY ListEntry; /* Entry on list */
UINT First; /* Offset of first octet of the hole */
UINT Last; /* Offset of last octet of the hole */
} IPDATAGRAM_HOLE, *PIPDATAGRAM_HOLE;
/* IP datagram reassembly information */
typedef struct IPDATAGRAM_REASSEMBLY {
LIST_ENTRY ListEntry; /* Entry on list */
KSPIN_LOCK Lock; /* Protecting spin lock */
UINT DataSize; /* Size of datagram data area */
IP_ADDRESS SrcAddr; /* Source address */
IP_ADDRESS DstAddr; /* Destination address */
UCHAR Protocol; /* Internet Protocol number */
USHORT Id; /* Identification number */
PIP_HEADER IPv4Header; /* Pointer to IP header */
UINT HeaderSize; /* Length of IP header */
LIST_ENTRY FragmentListHead; /* IP fragment list */
LIST_ENTRY HoleListHead; /* IP datagram hole list */
UINT TimeoutCount; /* Timeout counter */
} IPDATAGRAM_REASSEMBLY, *PIPDATAGRAM_REASSEMBLY;
extern LIST_ENTRY ReassemblyListHead;
extern KSPIN_LOCK ReassemblyListLock;
extern NPAGED_LOOKASIDE_LIST IPDRList;
extern NPAGED_LOOKASIDE_LIST IPFragmentList;
extern NPAGED_LOOKASIDE_LIST IPHoleList;
VOID IPFreeReassemblyList(
VOID);
VOID IPDatagramReassemblyTimeout(
VOID);
VOID IPReceive(
PIP_INTERFACE IF,
PIP_PACKET IPPacket);
/* EOF */