audk/MdeModulePkg/Universal/Network/IScsiDxe/IScsiImpl.h

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/** @file
The header file of IScsiImpl.c
Copyright (c) 2004 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
IScsiImpl.h
Abstract:
The header file of IScsiImpl.c
**/
#ifndef _ISCSI_IMPL_H_
#define _ISCSI_IMPL_H_
#include <Library/NetLib.h>
#include <Library/PrintLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include "IScsiCommon.h"
#include "IScsiDriver.h"
#include "IScsiConfigNVDataStruc.h"
#include "IScsiExtScsiPassThru.h"
#include "IScsiProto.h"
#include "IScsiCHAP.h"
#include "IScsiDhcp.h"
#include "IScsiTcp4Io.h"
#include "IScsiIbft.h"
#include "IScsiMisc.h"
#include "IScsiConfig.h"
#define ISCSI_SESSION_SIGNATURE EFI_SIGNATURE_32 ('I', 'S', 'S', 'N')
struct _ISCSI_SESSION {
UINT32 Signature;
ISCSI_SESSION_CONFIG_DATA ConfigData;
ISCSI_CHAP_AUTH_DATA AuthData;
CHAR8 InitiatorName[ISCSI_NAME_MAX_SIZE];
UINTN InitiatorNameLength;
UINT8 State;
UINT8 ISID[6];
UINT16 TSIH;
UINT32 CmdSN;
UINT32 ExpCmdSN;
UINT32 MaxCmdSN;
UINT32 InitiatorTaskTag;
UINT16 NextCID;
LIST_ENTRY Conns;
UINT32 NumConns;
LIST_ENTRY TcbList;
//
// session-wide parameters
//
UINT16 TargetPortalGroupTag;
UINT32 MaxConnections;
BOOLEAN InitialR2T;
BOOLEAN ImmediateData;
UINT32 MaxBurstLength;
UINT32 FirstBurstLength;
UINT32 DefaultTime2Wait;
UINT32 DefaultTime2Retain;
UINT16 MaxOutstandingR2T;
BOOLEAN DataPDUInOrder;
BOOLEAN DataSequenceInOrder;
UINT8 ErrorRecoveryLevel;
};
#define ISCSI_CONNECTION_SIGNATURE EFI_SIGNATURE_32 ('I', 'S', 'C', 'N')
struct _ISCSI_CONNECTION {
UINT32 Signature;
LIST_ENTRY Link;
EFI_EVENT TimeoutEvent;
ISCSI_SESSION *Session;
UINT8 State;
UINT8 CurrentStage;
UINT8 NextStage;
UINT8 CHAPStep;
BOOLEAN PartialReqSent;
BOOLEAN PartialRspRcvd;
BOOLEAN TransitInitiated;
UINT16 CID;
UINT32 ExpStatSN;
//
// queues...
//
NET_BUF_QUEUE RspQue;
TCP4_IO Tcp4Io;
//
// connection-only parameters
//
UINT32 MaxRecvDataSegmentLength;
ISCSI_DIGEST_TYPE HeaderDigest;
ISCSI_DIGEST_TYPE DataDigest;
};
#define ISCSI_DRIVER_DATA_SIGNATURE EFI_SIGNATURE_32 ('I', 'S', 'D', 'A')
#define ISCSI_DRIVER_DATA_FROM_EXT_SCSI_PASS_THRU(PassThru) \
CR ( \
PassThru, \
ISCSI_DRIVER_DATA, \
IScsiExtScsiPassThru, \
ISCSI_DRIVER_DATA_SIGNATURE \
)
#define ISCSI_DRIVER_DATA_FROM_IDENTIFIER(Identifier) \
CR ( \
Identifier, \
ISCSI_DRIVER_DATA, \
IScsiIdentifier, \
ISCSI_DRIVER_DATA_SIGNATURE \
)
#define ISCSI_DRIVER_DATA_FROM_SESSION(s) \
CR ( \
s, \
ISCSI_DRIVER_DATA, \
Session, \
ISCSI_DRIVER_DATA_SIGNATURE \
)
struct _ISCSI_DRIVER_DATA {
UINT32 Signature;
EFI_HANDLE Image;
EFI_HANDLE Controller;
ISCSI_PRIVATE_PROTOCOL IScsiIdentifier;
EFI_EVENT ExitBootServiceEvent;
EFI_EXT_SCSI_PASS_THRU_PROTOCOL IScsiExtScsiPassThru;
EFI_EXT_SCSI_PASS_THRU_MODE ExtScsiPassThruMode;
EFI_HANDLE ExtScsiPassThruHandle;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
ISCSI_SESSION Session;
};
#endif