/** @file
  Header file for driver binding protocol and HII config access protocol.

Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef __VLAN_CONFIG_IMPL_H__
#define __VLAN_CONFIG_IMPL_H__

#include <Uefi.h>

#include <Protocol/ComponentName.h>
#include <Protocol/ComponentName2.h>
#include <Protocol/HiiConfigAccess.h>
#include <Protocol/HiiConfigRouting.h>
#include <Protocol/VlanConfig.h>

#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/NetLib.h>
#include <Library/HiiLib.h>
#include <Library/DevicePathLib.h>
#include <Library/PrintLib.h>

#include <Guid/MdeModuleHii.h>

#include "VlanConfigNvData.h"

extern EFI_COMPONENT_NAME2_PROTOCOL  gVlanConfigComponentName2;
extern EFI_COMPONENT_NAME_PROTOCOL   gVlanConfigComponentName;

//
// Tool generated IFR binary data and String package data
//
extern UINT8  VlanConfigBin[];
extern UINT8  VlanConfigDxeStrings[];

#define VLAN_LIST_VAR_OFFSET  ((UINT16) OFFSET_OF (VLAN_CONFIGURATION, VlanList))

typedef struct {
  UINTN                             Signature;

  EFI_HII_CONFIG_ACCESS_PROTOCOL    ConfigAccess;
  EFI_HII_HANDLE                    HiiHandle;
  EFI_HANDLE                        DriverHandle;
  EFI_DEVICE_PATH_PROTOCOL          *ChildDevicePath;

  EFI_HANDLE                        ControllerHandle;
  EFI_HANDLE                        ImageHandle;
  EFI_DEVICE_PATH_PROTOCOL          *ParentDevicePath;
  EFI_VLAN_CONFIG_PROTOCOL          *VlanConfig;
  CHAR16                            *MacString;

  UINT16                            NumberOfVlan;
  UINT16                            VlanId[MAX_VLAN_NUMBER];
} VLAN_CONFIG_PRIVATE_DATA;

#define VLAN_CONFIG_PRIVATE_DATA_SIGNATURE  SIGNATURE_32 ('V', 'C', 'P', 'D')
#define VLAN_CONFIG_PRIVATE_DATA_FROM_THIS(a)  CR (a, VLAN_CONFIG_PRIVATE_DATA, ConfigAccess, VLAN_CONFIG_PRIVATE_DATA_SIGNATURE)

extern VLAN_CONFIG_PRIVATE_DATA  mVlanConfigPrivateDateTemplate;

/**
  Retrieves a Unicode string that is the user readable name of the driver.

  This function retrieves the user readable name of a driver in the form of a
  Unicode string. If the driver specified by This has a user readable name in
  the language specified by Language, then a pointer to the driver name is
  returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
  by This does not support the language specified by Language,
  then EFI_UNSUPPORTED is returned.

  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
                                EFI_COMPONENT_NAME_PROTOCOL instance.
  @param  Language[in]          A pointer to a Null-terminated ASCII string
                                array indicating the language. This is the
                                language of the driver name that the caller is
                                requesting, and it must match one of the
                                languages specified in SupportedLanguages. The
                                number of languages supported by a driver is up
                                to the driver writer. Language is specified
                                in RFC 4646 or ISO 639-2 language code format.
  @param  DriverName[out]       A pointer to the Unicode string to return.
                                This Unicode string is the name of the
                                driver specified by This in the language
                                specified by Language.

  @retval EFI_SUCCESS           The Unicode string for the Driver specified by
                                This and the language specified by Language was
                                returned in DriverName.
  @retval EFI_INVALID_PARAMETER Language is NULL.
  @retval EFI_INVALID_PARAMETER DriverName is NULL.
  @retval EFI_UNSUPPORTED       The driver specified by This does not support
                                the language specified by Language.

**/
EFI_STATUS
EFIAPI
VlanConfigComponentNameGetDriverName (
  IN     EFI_COMPONENT_NAME_PROTOCOL  *This,
  IN     CHAR8                        *Language,
  OUT CHAR16                          **DriverName
  );

/**
  Retrieves a Unicode string that is the user readable name of the controller
  that is being managed by a driver.

  This function retrieves the user readable name of the controller specified by
  ControllerHandle and ChildHandle in the form of a Unicode string. If the
  driver specified by This has a user readable name in the language specified by
  Language, then a pointer to the controller name is returned in ControllerName,
  and EFI_SUCCESS is returned.  If the driver specified by This is not currently
  managing the controller specified by ControllerHandle and ChildHandle,
  then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
  support the language specified by Language, then EFI_UNSUPPORTED is returned.

  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
                                EFI_COMPONENT_NAME_PROTOCOL instance.
  @param  ControllerHandle[in]  The handle of a controller that the driver
                                specified by This is managing.  This handle
                                specifies the controller whose name is to be
                                returned.
  @param  ChildHandle[in]       The handle of the child controller to retrieve
                                the name of.  This is an optional parameter that
                                may be NULL.  It will be NULL for device
                                drivers.  It will also be NULL for a bus drivers
                                that wish to retrieve the name of the bus
                                controller.  It will not be NULL for a bus
                                driver that wishes to retrieve the name of a
                                child controller.
  @param  Language[in]          A pointer to a Null-terminated ASCII string
                                array indicating the language.  This is the
                                language of the driver name that the caller is
                                requesting, and it must match one of the
                                languages specified in SupportedLanguages. The
                                number of languages supported by a driver is up
                                to the driver writer. Language is specified in
                                RFC 4646 or ISO 639-2 language code format.
  @param  ControllerName[out]   A pointer to the Unicode string to return.
                                This Unicode string is the name of the
                                controller specified by ControllerHandle and
                                ChildHandle in the language specified by
                                Language from the point of view of the driver
                                specified by This.

  @retval EFI_SUCCESS           The Unicode string for the user readable name in
                                the language specified by Language for the
                                driver specified by This was returned in
                                DriverName.
  @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
  @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
                                EFI_HANDLE.
  @retval EFI_INVALID_PARAMETER Language is NULL.
  @retval EFI_INVALID_PARAMETER ControllerName is NULL.
  @retval EFI_UNSUPPORTED       The driver specified by This is not currently
                                managing the controller specified by
                                ControllerHandle and ChildHandle.
  @retval EFI_UNSUPPORTED       The driver specified by This does not support
                                the language specified by Language.

**/
EFI_STATUS
EFIAPI
VlanConfigComponentNameGetControllerName (
  IN     EFI_COMPONENT_NAME_PROTOCOL  *This,
  IN     EFI_HANDLE                   ControllerHandle,
  IN     EFI_HANDLE                   ChildHandle OPTIONAL,
  IN     CHAR8                        *Language,
  OUT CHAR16                          **ControllerName
  );

/**
  Test to see if this driver supports ControllerHandle.

  @param[in]  This                 Protocol instance pointer.
  @param[in]  ControllerHandle     Handle of device to test
  @param[in]  RemainingDevicePath  Optional parameter use to pick a specific child
                                   device to start.

  @retval EFI_SUCCESS          This driver supports this device
  @retval EFI_ALREADY_STARTED  This driver is already running on this device
  @retval other                This driver does not support this device

**/
EFI_STATUS
EFIAPI
VlanConfigDriverBindingSupported (
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,
  IN EFI_HANDLE                   ControllerHandle,
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL
  );

/**
  Start this driver on ControllerHandle.

  @param[in]  This                 Protocol instance pointer.
  @param[in]  ControllerHandle     Handle of device to bind driver to
  @param[in]  RemainingDevicePath  Optional parameter use to pick a specific child
                                   device to start.

  @retval EFI_SUCCESS          This driver is added to ControllerHandle
  @retval EFI_ALREADY_STARTED  This driver is already running on ControllerHandle
  @retval other                This driver does not support this device

**/
EFI_STATUS
EFIAPI
VlanConfigDriverBindingStart (
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,
  IN EFI_HANDLE                   ControllerHandle,
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL
  );

/**
  Stop this driver on ControllerHandle.

  @param[in]  This                 Protocol instance pointer.
  @param[in]  ControllerHandle     Handle of device to stop driver on
  @param[in]  NumberOfChildren     Number of Handles in ChildHandleBuffer. If number
                                   of children is zero stop the entire bus driver.
  @param[in]  ChildHandleBuffer    List of Child Handles to Stop.

  @retval EFI_SUCCESS          This driver is removed ControllerHandle
  @retval other                This driver was not removed from this device

**/
EFI_STATUS
EFIAPI
VlanConfigDriverBindingStop (
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,
  IN EFI_HANDLE                   ControllerHandle,
  IN UINTN                        NumberOfChildren,
  IN EFI_HANDLE                   *ChildHandleBuffer
  );

/**
  This function update VLAN list in the VLAN configuration Form.

  @param[in, out]  PrivateData   Points to VLAN configuration private data.

**/
VOID
VlanUpdateForm (
  IN OUT VLAN_CONFIG_PRIVATE_DATA  *PrivateData
  );

/**
  This function publish the VLAN configuration Form for a network device. The
  HII Config Access protocol will be installed on a child handle of the network
  device.

  @param[in, out]  PrivateData   Points to VLAN configuration private data.

  @retval EFI_SUCCESS            HII Form is installed for this network device.
  @retval EFI_OUT_OF_RESOURCES   Not enough resource for HII Form installation.
  @retval Others                 Other errors as indicated.

**/
EFI_STATUS
InstallVlanConfigForm (
  IN OUT VLAN_CONFIG_PRIVATE_DATA  *PrivateData
  );

/**
  This function remove the VLAN configuration Form for a network device. The
  child handle for HII Config Access protocol will be destroyed.

  @param[in, out]  PrivateData   Points to VLAN configuration private data.

  @retval EFI_SUCCESS            HII Form has been uninstalled successfully.
  @retval Others                 Other errors as indicated.

**/
EFI_STATUS
UninstallVlanConfigForm (
  IN OUT VLAN_CONFIG_PRIVATE_DATA  *PrivateData
  );

/**
  This function allows a caller to extract the current configuration for one
  or more named elements from the target driver.

  @param[in]  This               Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
  @param[in]  Request            A null-terminated Unicode string in
                                 <ConfigRequest> format.
  @param[out]  Progress          On return, points to a character in the Request
                                 string. Points to the string's null terminator if
                                 request was successful. Points to the most recent
                                 '&' before the first failing name/value pair (or
                                 the beginning of the string if the failure is in
                                 the first name/value pair) if the request was not
                                 successful.
  @param[out]  Results           A null-terminated Unicode string in
                                 <ConfigAltResp> format which has all values filled
                                 in for the names in the Request string. String to
                                 be allocated by the called function.

  @retval EFI_SUCCESS            The Results is filled with the requested values.
  @retval EFI_OUT_OF_RESOURCES   Not enough memory to store the results.
  @retval EFI_INVALID_PARAMETER  Request is NULL, illegal syntax, or unknown name.
  @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
                                 driver.

**/
EFI_STATUS
EFIAPI
VlanExtractConfig (
  IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
  IN CONST EFI_STRING                      Request,
  OUT EFI_STRING                           *Progress,
  OUT EFI_STRING                           *Results
  );

/**
  This function processes the results of changes in configuration.

  @param[in]  This               Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
  @param[in]  Configuration      A null-terminated Unicode string in <ConfigResp>
                                 format.
  @param[out]  Progress          A pointer to a string filled in with the offset of
                                 the most recent '&' before the first failing
                                 name/value pair (or the beginning of the string if
                                 the failure is in the first name/value pair) or
                                 the terminating NULL if all was successful.

  @retval EFI_SUCCESS            The Results is processed successfully.
  @retval EFI_INVALID_PARAMETER  Configuration is NULL.
  @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
                                 driver.

**/
EFI_STATUS
EFIAPI
VlanRouteConfig (
  IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
  IN CONST EFI_STRING                      Configuration,
  OUT EFI_STRING                           *Progress
  );

/**
  This function processes the results of changes in configuration.

  @param[in]  This               Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
  @param[in]  Action             Specifies the type of action taken by the browser.
  @param[in]  QuestionId         A unique value which is sent to the original
                                 exporting driver so that it can identify the type
                                 of data to expect.
  @param[in]  Type               The type of value for the question.
  @param[in]  Value              A pointer to the data being sent to the original
                                 exporting driver.
  @param[out] ActionRequest      On return, points to the action requested by the
                                 callback function.

  @retval EFI_SUCCESS            The callback successfully handled the action.
  @retval EFI_OUT_OF_RESOURCES   Not enough storage is available to hold the
                                 variable and its data.
  @retval EFI_DEVICE_ERROR       The variable could not be saved.
  @retval EFI_UNSUPPORTED        The specified Action is not supported by the
                                 callback.

**/
EFI_STATUS
EFIAPI
VlanCallback (
  IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
  IN     EFI_BROWSER_ACTION                Action,
  IN     EFI_QUESTION_ID                   QuestionId,
  IN     UINT8                             Type,
  IN     EFI_IFR_TYPE_VALUE                *Value,
  OUT EFI_BROWSER_ACTION_REQUEST           *ActionRequest
  );

#endif