mirror of
https://github.com/reactos/reactos.git
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c424146e2c
svn path=/branches/cmake-bringup/; revision=48236
310 lines
13 KiB
C
310 lines
13 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS TCP/IP protocol driver
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* FILE: include/titypes.h
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* PURPOSE: TCP/IP protocol driver types
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*/
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#pragma once
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/*
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* VOID ReferenceObject(
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* PVOID Object)
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*/
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#define ReferenceObject(Object) \
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{ \
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InterlockedIncrement(&((Object)->RefCount)); \
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}
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/*
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* VOID DereferenceObject(
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* PVOID Object)
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*/
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#define DereferenceObject(Object) \
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{ \
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if (InterlockedDecrement(&((Object)->RefCount)) == 0) \
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(((Object)->Free)(Object)); \
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}
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/*
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* VOID LockObject(PVOID Object, PKIRQL OldIrql)
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*/
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#define LockObject(Object, Irql) \
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{ \
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ReferenceObject(Object); \
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KeAcquireSpinLock(&((Object)->Lock), Irql); \
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memcpy(&(Object)->OldIrql, Irql, sizeof(KIRQL)); \
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}
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/*
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* VOID LockObjectAtDpcLevel(PVOID Object)
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*/
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#define LockObjectAtDpcLevel(Object) \
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{ \
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ReferenceObject(Object); \
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KeAcquireSpinLockAtDpcLevel(&((Object)->Lock)); \
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(Object)->OldIrql = DISPATCH_LEVEL; \
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}
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/*
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* VOID UnlockObject(PVOID Object, KIRQL OldIrql)
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*/
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#define UnlockObject(Object, OldIrql) \
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{ \
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KeReleaseSpinLock(&((Object)->Lock), OldIrql); \
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DereferenceObject(Object); \
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}
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/*
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* VOID UnlockObjectFromDpcLevel(PVOID Object)
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*/
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#define UnlockObjectFromDpcLevel(Object) \
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{ \
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KeReleaseSpinLockFromDpcLevel(&((Object)->Lock)); \
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DereferenceObject(Object); \
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}
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#include <ip.h>
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struct _ADDRESS_FILE;
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/***************************************************
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* Connection-less communication support structures *
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***************************************************/
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typedef NTSTATUS (*DATAGRAM_SEND_ROUTINE)(
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struct _ADDRESS_FILE *AddrFile,
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PTDI_CONNECTION_INFORMATION ConnInfo,
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PCHAR Buffer,
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ULONG DataSize,
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PULONG DataUsed);
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/* Datagram completion handler prototype */
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typedef VOID (*DATAGRAM_COMPLETION_ROUTINE)(
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PVOID Context,
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NDIS_STATUS Status,
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ULONG Count);
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typedef DATAGRAM_COMPLETION_ROUTINE PDATAGRAM_COMPLETION_ROUTINE;
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typedef struct _DATAGRAM_RECEIVE_REQUEST {
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struct _ADDRESS_FILE *AddressFile; /* AddressFile on behalf of */
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LIST_ENTRY ListEntry; /* Entry on list */
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IP_ADDRESS RemoteAddress; /* Remote address we receive from (NULL means any) */
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USHORT RemotePort; /* Remote port we receive from (0 means any) */
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PTDI_CONNECTION_INFORMATION ReturnInfo;/* Return information */
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PCHAR Buffer; /* Pointer to receive buffer */
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ULONG BufferSize; /* Size of Buffer */
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DATAGRAM_COMPLETION_ROUTINE Complete; /* Completion routine */
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PVOID Context; /* Pointer to context information */
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DATAGRAM_COMPLETION_ROUTINE UserComplete; /* Completion routine */
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PVOID UserContext; /* Pointer to context information */
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PIRP Irp; /* IRP on behalf of */
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} DATAGRAM_RECEIVE_REQUEST, *PDATAGRAM_RECEIVE_REQUEST;
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/* Datagram build routine prototype */
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typedef NTSTATUS (*DATAGRAM_BUILD_ROUTINE)(
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PVOID Context,
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PIP_ADDRESS LocalAddress,
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USHORT LocalPort,
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PIP_PACKET *IPPacket);
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typedef struct _DATAGRAM_SEND_REQUEST {
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LIST_ENTRY ListEntry;
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PNDIS_PACKET PacketToSend;
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DATAGRAM_COMPLETION_ROUTINE Complete; /* Completion routine */
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PVOID Context; /* Pointer to context information */
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IP_PACKET Packet;
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UINT BufferSize;
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IP_ADDRESS RemoteAddress;
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USHORT RemotePort;
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ULONG Flags; /* Protocol specific flags */
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} DATAGRAM_SEND_REQUEST, *PDATAGRAM_SEND_REQUEST;
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/* Transport address file context structure. The FileObject->FsContext2
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field holds a pointer to this structure */
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typedef struct _ADDRESS_FILE {
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LIST_ENTRY ListEntry; /* Entry on list */
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LONG RefCount; /* Reference count */
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OBJECT_FREE_ROUTINE Free; /* Routine to use to free resources for the object */
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KSPIN_LOCK Lock; /* Spin lock to manipulate this structure */
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KIRQL OldIrql; /* Currently not used */
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IP_ADDRESS Address; /* Address of this address file */
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USHORT Family; /* Address family */
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USHORT Protocol; /* Protocol number */
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USHORT Port; /* Network port (network byte order) */
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UCHAR TTL; /* Time to live stored in packets sent from this address file */
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UINT DF; /* Don't fragment */
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UINT BCast; /* Receive broadcast packets */
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UINT HeaderIncl; /* Include header in RawIP packets */
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WORK_QUEUE_ITEM WorkItem; /* Work queue item handle */
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DATAGRAM_COMPLETION_ROUTINE Complete; /* Completion routine for delete request */
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PVOID Context; /* Delete request context */
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DATAGRAM_SEND_ROUTINE Send; /* Routine to send a datagram */
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LIST_ENTRY ReceiveQueue; /* List of outstanding receive requests */
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LIST_ENTRY TransmitQueue; /* List of outstanding transmit requests */
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struct _CONNECTION_ENDPOINT *Connection;
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/* Associated connection or NULL if no associated connection exist */
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struct _CONNECTION_ENDPOINT *Listener;
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/* Associated listener (see transport/tcp/accept.c) */
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IP_ADDRESS AddrCache; /* One entry address cache (destination
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address of last packet transmitted) */
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/* The following members are used to control event notification */
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/* Connection indication handler */
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PTDI_IND_CONNECT ConnectHandler;
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PVOID ConnectHandlerContext;
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BOOLEAN RegisteredConnectHandler;
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/* Disconnect indication handler */
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PTDI_IND_DISCONNECT DisconnectHandler;
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PVOID DisconnectHandlerContext;
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BOOLEAN RegisteredDisconnectHandler;
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/* Error indication handler */
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PTDI_IND_ERROR ErrorHandler;
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PVOID ErrorHandlerContext;
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PVOID ErrorHandlerOwner;
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BOOLEAN RegisteredErrorHandler;
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/* Receive indication handler */
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PTDI_IND_RECEIVE ReceiveHandler;
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PVOID ReceiveHandlerContext;
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BOOLEAN RegisteredReceiveHandler;
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/* Receive datagram indication handler */
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PTDI_IND_RECEIVE_DATAGRAM ReceiveDatagramHandler;
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PVOID ReceiveDatagramHandlerContext;
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BOOLEAN RegisteredReceiveDatagramHandler;
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/* Expedited receive indication handler */
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PTDI_IND_RECEIVE_EXPEDITED ExpeditedReceiveHandler;
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PVOID ExpeditedReceiveHandlerContext;
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BOOLEAN RegisteredExpeditedReceiveHandler;
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/* Chained receive indication handler */
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PTDI_IND_CHAINED_RECEIVE ChainedReceiveHandler;
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PVOID ChainedReceiveHandlerContext;
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BOOLEAN RegisteredChainedReceiveHandler;
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/* Chained receive datagram indication handler */
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PTDI_IND_CHAINED_RECEIVE_DATAGRAM ChainedReceiveDatagramHandler;
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PVOID ChainedReceiveDatagramHandlerContext;
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BOOLEAN RegisteredChainedReceiveDatagramHandler;
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/* Chained expedited receive indication handler */
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PTDI_IND_CHAINED_RECEIVE_EXPEDITED ChainedReceiveExpeditedHandler;
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PVOID ChainedReceiveExpeditedHandlerContext;
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BOOLEAN RegisteredChainedReceiveExpeditedHandler;
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} ADDRESS_FILE, *PADDRESS_FILE;
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/* Structure used to search through Address Files */
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typedef struct _AF_SEARCH {
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PLIST_ENTRY Next; /* Next address file to check */
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PIP_ADDRESS Address; /* Pointer to address to be found */
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USHORT Port; /* Network port */
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USHORT Protocol; /* Protocol number */
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} AF_SEARCH, *PAF_SEARCH;
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/*******************************************************
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* Connection-oriented communication support structures *
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*******************************************************/
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typedef struct _TCP_RECEIVE_REQUEST {
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LIST_ENTRY ListEntry; /* Entry on list */
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PNDIS_BUFFER Buffer; /* Pointer to receive buffer */
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ULONG BufferSize; /* Size of Buffer */
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DATAGRAM_COMPLETION_ROUTINE Complete; /* Completion routine */
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PVOID Context; /* Pointer to context information */
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} TCP_RECEIVE_REQUEST, *PTCP_RECEIVE_REQUEST;
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/* Connection states */
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typedef enum {
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ctListen = 0, /* Waiting for incoming connection requests */
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ctSynSent, /* Waiting for matching connection request */
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ctSynReceived, /* Waiting for connection request acknowledgment */
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ctEstablished, /* Connection is open for data transfer */
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ctFinWait1, /* Waiting for termination request or ack. for same */
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ctFinWait2, /* Waiting for termination request from remote TCP */
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ctCloseWait, /* Waiting for termination request from local user */
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ctClosing, /* Waiting for termination ack. from remote TCP */
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ctLastAck, /* Waiting for termination request ack. from remote TCP */
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ctTimeWait, /* Waiting for enough time to pass to be sure the remote TCP
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received the ack. of its connection termination request */
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ctClosed /* Represents a closed connection */
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} CONNECTION_STATE, *PCONNECTION_STATE;
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/* Structure for an TCP segment */
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typedef struct _TCP_SEGMENT {
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LIST_ENTRY ListEntry;
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PIP_PACKET IPPacket; /* Pointer to IP packet */
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PVOID SegmentData; /* Pointer to segment data */
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ULONG SequenceNumber; /* Sequence number of first byte in segment */
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ULONG Length; /* Number of bytes in segment */
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ULONG BytesDelivered; /* Number of bytes already delivered to the client */
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} TCP_SEGMENT, *PTCP_SEGMENT;
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typedef struct _TDI_BUCKET {
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LIST_ENTRY Entry;
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struct _CONNECTION_ENDPOINT *AssociatedEndpoint;
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TDI_REQUEST Request;
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NTSTATUS Status;
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ULONG Information;
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} TDI_BUCKET, *PTDI_BUCKET;
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/* Transport connection context structure A.K.A. Transmission Control Block
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(TCB) in TCP terminology. The FileObject->FsContext2 field holds a pointer
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to this structure */
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typedef struct _CONNECTION_ENDPOINT {
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LIST_ENTRY ListEntry; /* Entry on list */
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LONG RefCount; /* Reference count */
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OBJECT_FREE_ROUTINE Free; /* Routine to use to free resources for the object */
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KSPIN_LOCK Lock; /* Spin lock to protect this structure */
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KIRQL OldIrql; /* The old irql is stored here for use in HandleSignalledConnection */
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PVOID ClientContext; /* Pointer to client context information */
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PADDRESS_FILE AddressFile; /* Associated address file object (NULL if none) */
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PVOID SocketContext; /* Context for lower layer */
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/* Requests */
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LIST_ENTRY ConnectRequest; /* Queued connect rqueusts */
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LIST_ENTRY ListenRequest; /* Queued listen requests */
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LIST_ENTRY ReceiveRequest; /* Queued receive requests */
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LIST_ENTRY SendRequest; /* Queued send requests */
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LIST_ENTRY CompletionQueue;/* Completed requests to finish */
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/* Signals */
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UINT SignalState; /* Active signals from oskit */
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} CONNECTION_ENDPOINT, *PCONNECTION_ENDPOINT;
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/*************************
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* TDI support structures *
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*************************/
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/* Transport control channel context structure. The FileObject->FsContext2
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field holds a pointer to this structure */
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typedef struct _CONTROL_CHANNEL {
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LIST_ENTRY ListEntry; /* Entry on list */
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LONG RefCount; /* Reference count */
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OBJECT_FREE_ROUTINE Free; /* Routine to use to free resources for the object */
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KSPIN_LOCK Lock; /* Spin lock to protect this structure */
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} CONTROL_CHANNEL, *PCONTROL_CHANNEL;
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/* Transport (TCP/UDP) endpoint context structure. The FileObject->FsContext
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field holds a pointer to this structure */
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typedef struct _TRANSPORT_CONTEXT {
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union {
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HANDLE AddressHandle;
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CONNECTION_CONTEXT ConnectionContext;
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HANDLE ControlChannel;
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} Handle;
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BOOLEAN CancelIrps;
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KEVENT CleanupEvent;
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} TRANSPORT_CONTEXT, *PTRANSPORT_CONTEXT;
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typedef struct _TI_QUERY_CONTEXT {
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PIRP Irp;
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PMDL InputMdl;
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PMDL OutputMdl;
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TCP_REQUEST_QUERY_INFORMATION_EX QueryInfo;
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} TI_QUERY_CONTEXT, *PTI_QUERY_CONTEXT;
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/* EOF */
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