NetworkPkg/IScsiDxe/IScsiConfig.h - edk2 - Git at Google

 /** @file
   The header file of functions for configuring or getting the parameters
   relating to iSCSI.

 Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent

 **/

 #ifndef _ISCSI_CONFIG_H_
 #define _ISCSI_CONFIG_H_

 #include "IScsiConfigNVDataStruc.h"

 typedef struct _ISCSI_FORM_CALLBACK_INFO ISCSI_FORM_CALLBACK_INFO;

 extern UINT8                     IScsiConfigVfrBin[];
 extern UINT8                     IScsiDxeStrings[];
 extern ISCSI_FORM_CALLBACK_INFO  *mCallbackInfo;

 #define VAR_OFFSET(Field)    \
   ((UINT16) ((UINTN) &(((ISCSI_CONFIG_IFR_NVDATA *) 0)->Field)))

 #define QUESTION_ID(Field)   \
   ((UINT16) (VAR_OFFSET (Field) + CONFIG_OPTION_OFFSET))

 #define DYNAMIC_ONE_OF_VAR_OFFSET         VAR_OFFSET  (Enabled)
 #define DYNAMIC_ORDERED_LIST_QUESTION_ID  QUESTION_ID (DynamicOrderedList)
 #define DYNAMIC_ORDERED_LIST_VAR_OFFSET   VAR_OFFSET  (DynamicOrderedList)
 #define ATTEMPT_DEL_QUESTION_ID           QUESTION_ID (DeleteAttemptList)
 #define ATTEMPT_DEL_VAR_OFFSET            VAR_OFFSET  (DeleteAttemptList)
 #define ATTEMPT_ADD_QUESTION_ID           QUESTION_ID (AddAttemptList)
 #define ATTEMPT_ADD_VAR_OFFSET            VAR_OFFSET  (AddAttemptList)

 //
 // Define QuestionId and OffSet for Keywords.
 //
 #define ATTEMPT_MAC_ADDR_VAR_OFFSET                 VAR_OFFSET  (ISCSIMacAddr)
 #define ATTEMPT_ATTEMPT_NAME_QUESTION_ID            QUESTION_ID (ISCSIAttemptName)
 #define ATTEMPT_ATTEMPT_NAME_VAR_OFFSET             VAR_OFFSET  (ISCSIAttemptName)
 #define ATTEMPT_BOOTENABLE_QUESTION_ID              QUESTION_ID (ISCSIBootEnableList)
 #define ATTEMPT_BOOTENABLE_VAR_OFFSET               VAR_OFFSET  (ISCSIBootEnableList)
 #define ATTEMPT_ADDRESS_TYPE_QUESTION_ID            QUESTION_ID (ISCSIIpAddressTypeList)
 #define ATTEMPT_ADDRESS_TYPE_VAR_OFFSET             VAR_OFFSET  (ISCSIIpAddressTypeList)
 #define ATTEMPT_CONNECT_RETRY_QUESTION_ID           QUESTION_ID (ISCSIConnectRetry)
 #define ATTEMPT_CONNECT_RETRY_VAR_OFFSET            VAR_OFFSET  (ISCSIConnectRetry)
 #define ATTEMPT_CONNECT_TIMEOUT_QUESTION_ID         QUESTION_ID (ISCSIConnectTimeout)
 #define ATTEMPT_CONNECT_TIMEOUT_VAR_OFFSET          VAR_OFFSET  (ISCSIConnectTimeout)
 #define ATTEMPT_ISID_QUESTION_ID                    QUESTION_ID (Keyword->ISCSIIsId)
 #define ATTEMPT_ISID_VAR_OFFSET                     VAR_OFFSET  (Keyword->ISCSIIsId)
 #define ATTEMPT_INITIATOR_VIA_DHCP_QUESTION_ID      QUESTION_ID (ISCSIInitiatorInfoViaDHCP)
 #define ATTEMPT_INITIATOR_VIA_DHCP_VAR_OFFSET       VAR_OFFSET  (ISCSIInitiatorInfoViaDHCP)
 #define ATTEMPT_INITIATOR_IP_ADDRESS_QUESTION_ID    QUESTION_ID (Keyword->ISCSIInitiatorIpAddress)
 #define ATTEMPT_INITIATOR_IP_ADDRESS_VAR_OFFSET     VAR_OFFSET  (Keyword->ISCSIInitiatorIpAddress)
 #define ATTEMPT_INITIATOR_NET_MASK_QUESTION_ID      QUESTION_ID (Keyword->ISCSIInitiatorNetmask)
 #define ATTEMPT_INITIATOR_NET_MASK_VAR_OFFSET       VAR_OFFSET  (Keyword->ISCSIInitiatorNetmask)
 #define ATTEMPT_INITIATOR_GATE_WAY_QUESTION_ID      QUESTION_ID (Keyword->ISCSIInitiatorGateway)
 #define ATTEMPT_INITIATOR_GATE_WAY_VAR_OFFSET       VAR_OFFSET  (Keyword->ISCSIInitiatorGateway)
 #define ATTEMPT_TARGET_VIA_DHCP_QUESTION_ID         QUESTION_ID (ISCSITargetInfoViaDHCP)
 #define ATTEMPT_TARGET_VIA_DHCP_VAR_OFFSET          VAR_OFFSET  (ISCSITargetInfoViaDHCP)
 #define ATTEMPT_TARGET_NAME_QUESTION_ID             QUESTION_ID (Keyword->ISCSITargetName)
 #define ATTEMPT_TARGET_NAME_VAR_OFFSET              VAR_OFFSET  (Keyword->ISCSITargetName)
 #define ATTEMPT_TARGET_IP_ADDRESS_QUESTION_ID       QUESTION_ID (Keyword->ISCSITargetIpAddress)
 #define ATTEMPT_TARGET_IP_ADDRESS_VAR_OFFSET        VAR_OFFSET  (Keyword->ISCSITargetIpAddress)
 #define ATTEMPT_TARGET_TCP_PORT_QUESTION_ID         QUESTION_ID (ISCSITargetTcpPort)
 #define ATTEMPT_TARGET_TCP_PORT_VAR_OFFSET          VAR_OFFSET  (ISCSITargetTcpPort)
 #define ATTEMPT_LUN_QUESTION_ID                     QUESTION_ID (Keyword->ISCSILun)
 #define ATTEMPT_LUN_VAR_OFFSET                      VAR_OFFSET  (Keyword->ISCSILun)
 #define ATTEMPT_AUTHENTICATION_METHOD_QUESTION_ID   QUESTION_ID (ISCSIAuthenticationMethod)
 #define ATTEMPT_AUTHENTICATION_METHOD_VAR_OFFSET    VAR_OFFSET  (ISCSIAuthenticationMethod)
 #define ATTEMPT_CHARTYPE_QUESTION_ID                QUESTION_ID (ISCSIChapType)
 #define ATTEMPT_CHARTYPE_VAR_OFFSET                 VAR_OFFSET  (ISCSIChapType)
 #define ATTEMPT_CHAR_USER_NAME_QUESTION_ID          QUESTION_ID (Keyword->ISCSIChapUsername)
 #define ATTEMPT_CHAR_USER_NAME_VAR_OFFSET           VAR_OFFSET  (Keyword->ISCSIChapUsername)
 #define ATTEMPT_CHAR_SECRET_QUESTION_ID             QUESTION_ID (Keyword->ISCSIChapSecret)
 #define ATTEMPT_CHAR_SECRET_VAR_OFFSET              VAR_OFFSET  (Keyword->ISCSIChapSecret)
 #define ATTEMPT_CHAR_REVERSE_USER_NAME_QUESTION_ID  QUESTION_ID (Keyword->ISCSIReverseChapUsername)
 #define ATTEMPT_CHAR_REVERSE_USER_NAME_VAR_OFFSET   VAR_OFFSET  (Keyword->ISCSIReverseChapUsername)
 #define ATTEMPT_CHAR_REVERSE_SECRET_QUESTION_ID     QUESTION_ID (Keyword->ISCSIReverseChapSecret)
 #define ATTEMPT_CHAR_REVERSE_SECRET_VAR_OFFSET      VAR_OFFSET  (Keyword->ISCSIReverseChapSecret)

 #define ISCSI_INITATOR_NAME_VAR_NAME  L"I_NAME"

 #define ISCSI_CONFIG_VAR_ATTR  (EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE)

 #define ISCSI_FORM_CALLBACK_INFO_SIGNATURE  SIGNATURE_32 ('I', 'f', 'c', 'i')

 #define ISCSI_FORM_CALLBACK_INFO_FROM_FORM_CALLBACK(Callback) \
   CR ( \
   Callback, \
   ISCSI_FORM_CALLBACK_INFO, \
   ConfigAccess, \
   ISCSI_FORM_CALLBACK_INFO_SIGNATURE \
   )

 #pragma pack(1)
 struct _ISCSI_ATTEMPT_CONFIG_NVDATA {
   LIST_ENTRY                     Link;
   UINT8                          NicIndex;
   UINT8                          AttemptConfigIndex;
   BOOLEAN                        DhcpSuccess;
   BOOLEAN                        ValidiBFTPath;
   BOOLEAN                        ValidPath;
   UINT8                          AutoConfigureMode;
   EFI_STRING_ID                  AttemptTitleToken;
   EFI_STRING_ID                  AttemptTitleHelpToken;
   CHAR8                          AttemptName[ATTEMPT_NAME_SIZE];
   CHAR8                          MacString[ISCSI_MAX_MAC_STRING_LEN];
   EFI_IP_ADDRESS                 PrimaryDns;
   EFI_IP_ADDRESS                 SecondaryDns;
   EFI_IP_ADDRESS                 DhcpServer;
   ISCSI_SESSION_CONFIG_NVDATA    SessionConfigData;
   UINT8                          AuthenticationType;
   union {
     ISCSI_CHAP_AUTH_CONFIG_NVDATA    CHAP;
   } AuthConfigData;
   BOOLEAN                        AutoConfigureSuccess;
   UINT8                          Actived;
 };

 ///
 /// HII specific Vendor Device Path definition.
 ///
 typedef struct {
   VENDOR_DEVICE_PATH          VendorDevicePath;
   EFI_DEVICE_PATH_PROTOCOL    End;
 } HII_VENDOR_DEVICE_PATH;

 #pragma pack()

 struct _ISCSI_FORM_CALLBACK_INFO {
   UINT32                            Signature;
   EFI_HANDLE                        DriverHandle;
   EFI_HII_CONFIG_ACCESS_PROTOCOL    ConfigAccess;
   UINT16                            *KeyList;
   VOID                              *FormBuffer;
   EFI_HII_HANDLE                    RegisteredHandle;
   ISCSI_ATTEMPT_CONFIG_NVDATA       *Current;
 };

 /**
   Create Hii Extend Label OpCode as the start opcode and end opcode. It is
   a help function.

   @param[in]  StartLabelNumber   The number of start label.
   @param[out] StartOpCodeHandle  Points to the start opcode handle.
   @param[out] StartLabel         Points to the created start opcode.
   @param[out] EndOpCodeHandle    Points to the end opcode handle.
   @param[out] EndLabel           Points to the created end opcode.

   @retval EFI_OUT_OF_RESOURCES   Do not have sufficient resource to finish this
                                  operation.
   @retval EFI_INVALID_PARAMETER  Any input parameter is invalid.
   @retval EFI_SUCCESS            The operation is completed successfully.

 **/
 EFI_STATUS
 IScsiCreateOpCode (
   IN  UINT16              StartLabelNumber,
   OUT VOID                **StartOpCodeHandle,
   OUT EFI_IFR_GUID_LABEL  **StartLabel,
   OUT VOID                **EndOpCodeHandle,
   OUT EFI_IFR_GUID_LABEL  **EndLabel
   );

 /**
   Initialize the iSCSI configuration form.

   @param[in]  DriverBindingHandle The iSCSI driverbinding handle.

   @retval EFI_SUCCESS             The iSCSI configuration form is initialized.
   @retval EFI_OUT_OF_RESOURCES    Failed to allocate memory.

 **/
 EFI_STATUS
 IScsiConfigFormInit (
   IN EFI_HANDLE  DriverBindingHandle
   );

 /**
   Unload the iSCSI configuration form, this includes: delete all the iSCSI
   configuration entries, uninstall the form callback protocol, and
   free the resources used.

   @param[in]  DriverBindingHandle The iSCSI driverbinding handle.

   @retval EFI_SUCCESS             The iSCSI configuration form is unloaded.
   @retval Others                  Failed to unload the form.

 **/
 EFI_STATUS
 IScsiConfigFormUnload (
   IN EFI_HANDLE  DriverBindingHandle
   );

 /**
   Update the MAIN form to display the configured attempts.

 **/
 VOID
 IScsiConfigUpdateAttempt (
   VOID
   );

 /**
   Get the attempt config data from global structure by the ConfigIndex.

   @param[in]  AttemptConfigIndex     The unique index indicates the attempt.

   @return       Pointer to the attempt config data.
   @retval NULL  The attempt configuration data can not be found.

 **/
 ISCSI_ATTEMPT_CONFIG_NVDATA *
 IScsiConfigGetAttemptByConfigIndex (
   IN UINT8  AttemptConfigIndex
   );

 #endif
	/** @file
	The header file of functions for configuring or getting the parameters
	relating to iSCSI.

	Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
	SPDX-License-Identifier: BSD-2-Clause-Patent

	**/

	#ifndef _ISCSI_CONFIG_H_
	#define _ISCSI_CONFIG_H_

	#include "IScsiConfigNVDataStruc.h"

	typedef struct _ISCSI_FORM_CALLBACK_INFO ISCSI_FORM_CALLBACK_INFO;

	extern UINT8 IScsiConfigVfrBin[];
	extern UINT8 IScsiDxeStrings[];
	extern ISCSI_FORM_CALLBACK_INFO *mCallbackInfo;

	#define VAR_OFFSET(Field) \
	((UINT16) ((UINTN) &(((ISCSI_CONFIG_IFR_NVDATA *) 0)->Field)))

	#define QUESTION_ID(Field) \
	((UINT16) (VAR_OFFSET (Field) + CONFIG_OPTION_OFFSET))

	#define DYNAMIC_ONE_OF_VAR_OFFSET VAR_OFFSET (Enabled)
	#define DYNAMIC_ORDERED_LIST_QUESTION_ID QUESTION_ID (DynamicOrderedList)
	#define DYNAMIC_ORDERED_LIST_VAR_OFFSET VAR_OFFSET (DynamicOrderedList)
	#define ATTEMPT_DEL_QUESTION_ID QUESTION_ID (DeleteAttemptList)
	#define ATTEMPT_DEL_VAR_OFFSET VAR_OFFSET (DeleteAttemptList)
	#define ATTEMPT_ADD_QUESTION_ID QUESTION_ID (AddAttemptList)
	#define ATTEMPT_ADD_VAR_OFFSET VAR_OFFSET (AddAttemptList)

	//
	// Define QuestionId and OffSet for Keywords.
	//
	#define ATTEMPT_MAC_ADDR_VAR_OFFSET VAR_OFFSET (ISCSIMacAddr)
	#define ATTEMPT_ATTEMPT_NAME_QUESTION_ID QUESTION_ID (ISCSIAttemptName)
	#define ATTEMPT_ATTEMPT_NAME_VAR_OFFSET VAR_OFFSET (ISCSIAttemptName)
	#define ATTEMPT_BOOTENABLE_QUESTION_ID QUESTION_ID (ISCSIBootEnableList)
	#define ATTEMPT_BOOTENABLE_VAR_OFFSET VAR_OFFSET (ISCSIBootEnableList)
	#define ATTEMPT_ADDRESS_TYPE_QUESTION_ID QUESTION_ID (ISCSIIpAddressTypeList)
	#define ATTEMPT_ADDRESS_TYPE_VAR_OFFSET VAR_OFFSET (ISCSIIpAddressTypeList)
	#define ATTEMPT_CONNECT_RETRY_QUESTION_ID QUESTION_ID (ISCSIConnectRetry)
	#define ATTEMPT_CONNECT_RETRY_VAR_OFFSET VAR_OFFSET (ISCSIConnectRetry)
	#define ATTEMPT_CONNECT_TIMEOUT_QUESTION_ID QUESTION_ID (ISCSIConnectTimeout)
	#define ATTEMPT_CONNECT_TIMEOUT_VAR_OFFSET VAR_OFFSET (ISCSIConnectTimeout)
	#define ATTEMPT_ISID_QUESTION_ID QUESTION_ID (Keyword->ISCSIIsId)
	#define ATTEMPT_ISID_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIIsId)
	#define ATTEMPT_INITIATOR_VIA_DHCP_QUESTION_ID QUESTION_ID (ISCSIInitiatorInfoViaDHCP)
	#define ATTEMPT_INITIATOR_VIA_DHCP_VAR_OFFSET VAR_OFFSET (ISCSIInitiatorInfoViaDHCP)
	#define ATTEMPT_INITIATOR_IP_ADDRESS_QUESTION_ID QUESTION_ID (Keyword->ISCSIInitiatorIpAddress)
	#define ATTEMPT_INITIATOR_IP_ADDRESS_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIInitiatorIpAddress)
	#define ATTEMPT_INITIATOR_NET_MASK_QUESTION_ID QUESTION_ID (Keyword->ISCSIInitiatorNetmask)
	#define ATTEMPT_INITIATOR_NET_MASK_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIInitiatorNetmask)
	#define ATTEMPT_INITIATOR_GATE_WAY_QUESTION_ID QUESTION_ID (Keyword->ISCSIInitiatorGateway)
	#define ATTEMPT_INITIATOR_GATE_WAY_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIInitiatorGateway)
	#define ATTEMPT_TARGET_VIA_DHCP_QUESTION_ID QUESTION_ID (ISCSITargetInfoViaDHCP)
	#define ATTEMPT_TARGET_VIA_DHCP_VAR_OFFSET VAR_OFFSET (ISCSITargetInfoViaDHCP)
	#define ATTEMPT_TARGET_NAME_QUESTION_ID QUESTION_ID (Keyword->ISCSITargetName)
	#define ATTEMPT_TARGET_NAME_VAR_OFFSET VAR_OFFSET (Keyword->ISCSITargetName)
	#define ATTEMPT_TARGET_IP_ADDRESS_QUESTION_ID QUESTION_ID (Keyword->ISCSITargetIpAddress)
	#define ATTEMPT_TARGET_IP_ADDRESS_VAR_OFFSET VAR_OFFSET (Keyword->ISCSITargetIpAddress)
	#define ATTEMPT_TARGET_TCP_PORT_QUESTION_ID QUESTION_ID (ISCSITargetTcpPort)
	#define ATTEMPT_TARGET_TCP_PORT_VAR_OFFSET VAR_OFFSET (ISCSITargetTcpPort)
	#define ATTEMPT_LUN_QUESTION_ID QUESTION_ID (Keyword->ISCSILun)
	#define ATTEMPT_LUN_VAR_OFFSET VAR_OFFSET (Keyword->ISCSILun)
	#define ATTEMPT_AUTHENTICATION_METHOD_QUESTION_ID QUESTION_ID (ISCSIAuthenticationMethod)
	#define ATTEMPT_AUTHENTICATION_METHOD_VAR_OFFSET VAR_OFFSET (ISCSIAuthenticationMethod)
	#define ATTEMPT_CHARTYPE_QUESTION_ID QUESTION_ID (ISCSIChapType)
	#define ATTEMPT_CHARTYPE_VAR_OFFSET VAR_OFFSET (ISCSIChapType)
	#define ATTEMPT_CHAR_USER_NAME_QUESTION_ID QUESTION_ID (Keyword->ISCSIChapUsername)
	#define ATTEMPT_CHAR_USER_NAME_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIChapUsername)
	#define ATTEMPT_CHAR_SECRET_QUESTION_ID QUESTION_ID (Keyword->ISCSIChapSecret)
	#define ATTEMPT_CHAR_SECRET_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIChapSecret)
	#define ATTEMPT_CHAR_REVERSE_USER_NAME_QUESTION_ID QUESTION_ID (Keyword->ISCSIReverseChapUsername)
	#define ATTEMPT_CHAR_REVERSE_USER_NAME_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIReverseChapUsername)
	#define ATTEMPT_CHAR_REVERSE_SECRET_QUESTION_ID QUESTION_ID (Keyword->ISCSIReverseChapSecret)
	#define ATTEMPT_CHAR_REVERSE_SECRET_VAR_OFFSET VAR_OFFSET (Keyword->ISCSIReverseChapSecret)

	#define ISCSI_INITATOR_NAME_VAR_NAME L"I_NAME"

	#define ISCSI_CONFIG_VAR_ATTR (EFI_VARIABLE_BOOTSERVICE_ACCESS \| EFI_VARIABLE_NON_VOLATILE)

	#define ISCSI_FORM_CALLBACK_INFO_SIGNATURE SIGNATURE_32 ('I', 'f', 'c', 'i')

	#define ISCSI_FORM_CALLBACK_INFO_FROM_FORM_CALLBACK(Callback) \
	CR ( \
	Callback, \
	ISCSI_FORM_CALLBACK_INFO, \
	ConfigAccess, \
	ISCSI_FORM_CALLBACK_INFO_SIGNATURE \
	)

	#pragma pack(1)
	struct _ISCSI_ATTEMPT_CONFIG_NVDATA {
	LIST_ENTRY Link;
	UINT8 NicIndex;
	UINT8 AttemptConfigIndex;
	BOOLEAN DhcpSuccess;
	BOOLEAN ValidiBFTPath;
	BOOLEAN ValidPath;
	UINT8 AutoConfigureMode;
	EFI_STRING_ID AttemptTitleToken;
	EFI_STRING_ID AttemptTitleHelpToken;
	CHAR8 AttemptName[ATTEMPT_NAME_SIZE];
	CHAR8 MacString[ISCSI_MAX_MAC_STRING_LEN];
	EFI_IP_ADDRESS PrimaryDns;
	EFI_IP_ADDRESS SecondaryDns;
	EFI_IP_ADDRESS DhcpServer;
	ISCSI_SESSION_CONFIG_NVDATA SessionConfigData;
	UINT8 AuthenticationType;
	union {
	ISCSI_CHAP_AUTH_CONFIG_NVDATA CHAP;
	} AuthConfigData;
	BOOLEAN AutoConfigureSuccess;
	UINT8 Actived;
	};

	///
	/// HII specific Vendor Device Path definition.
	///
	typedef struct {
	VENDOR_DEVICE_PATH VendorDevicePath;
	EFI_DEVICE_PATH_PROTOCOL End;
	} HII_VENDOR_DEVICE_PATH;

	#pragma pack()

	struct _ISCSI_FORM_CALLBACK_INFO {
	UINT32 Signature;
	EFI_HANDLE DriverHandle;
	EFI_HII_CONFIG_ACCESS_PROTOCOL ConfigAccess;
	UINT16 *KeyList;
	VOID *FormBuffer;
	EFI_HII_HANDLE RegisteredHandle;
	ISCSI_ATTEMPT_CONFIG_NVDATA *Current;
	};

	/**
	Create Hii Extend Label OpCode as the start opcode and end opcode. It is
	a help function.

	@param[in] StartLabelNumber The number of start label.
	@param[out] StartOpCodeHandle Points to the start opcode handle.
	@param[out] StartLabel Points to the created start opcode.
	@param[out] EndOpCodeHandle Points to the end opcode handle.
	@param[out] EndLabel Points to the created end opcode.

	@retval EFI_OUT_OF_RESOURCES Do not have sufficient resource to finish this
	operation.
	@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
	@retval EFI_SUCCESS The operation is completed successfully.

	**/
	EFI_STATUS
	IScsiCreateOpCode (
	IN UINT16 StartLabelNumber,
	OUT VOID **StartOpCodeHandle,
	OUT EFI_IFR_GUID_LABEL **StartLabel,
	OUT VOID **EndOpCodeHandle,
	OUT EFI_IFR_GUID_LABEL **EndLabel
	);

	/**
	Initialize the iSCSI configuration form.

	@param[in] DriverBindingHandle The iSCSI driverbinding handle.

	@retval EFI_SUCCESS The iSCSI configuration form is initialized.
	@retval EFI_OUT_OF_RESOURCES Failed to allocate memory.

	**/
	EFI_STATUS
	IScsiConfigFormInit (
	IN EFI_HANDLE DriverBindingHandle
	);

	/**
	Unload the iSCSI configuration form, this includes: delete all the iSCSI
	configuration entries, uninstall the form callback protocol, and
	free the resources used.

	@param[in] DriverBindingHandle The iSCSI driverbinding handle.

	@retval EFI_SUCCESS The iSCSI configuration form is unloaded.
	@retval Others Failed to unload the form.

	**/
	EFI_STATUS
	IScsiConfigFormUnload (
	IN EFI_HANDLE DriverBindingHandle
	);

	/**
	Update the MAIN form to display the configured attempts.

	**/
	VOID
	IScsiConfigUpdateAttempt (
	VOID
	);

	/**
	Get the attempt config data from global structure by the ConfigIndex.

	@param[in] AttemptConfigIndex The unique index indicates the attempt.

	@return Pointer to the attempt config data.
	@retval NULL The attempt configuration data can not be found.

	**/
	ISCSI_ATTEMPT_CONFIG_NVDATA *
	IScsiConfigGetAttemptByConfigIndex (
	IN UINT8 AttemptConfigIndex
	);

	#endif