/** @file
  Mtftp drivers function header.
  
Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
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<BR>

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#ifndef __EFI_MTFTP4_DRIVER_H__
#define __EFI_MTFTP4_DRIVER_H__

#include <Uefi.h>

#include <Protocol/ServiceBinding.h>

#include <Library/NetLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiDriverEntryPoint.h>

extern EFI_COMPONENT_NAME_PROTOCOL   gMtftp4ComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL  gMtftp4ComponentName2;
extern EFI_DRIVER_BINDING_PROTOCOL   gMtftp4DriverBinding;
extern EFI_UNICODE_STRING_TABLE      *gMtftp4ControllerNameTable;

/**
  Test whether MTFTP driver support this controller.

  @param  This                   The MTFTP driver binding instance
  @param  Controller             The controller to test
  @param  RemainingDevicePath    The remaining device path

  @retval EFI_SUCCESS            The controller has UDP service binding protocol
                                 installed, MTFTP can support it.
  @retval Others                 MTFTP can't support the controller.

**/
EFI_STATUS
EFIAPI
Mtftp4DriverBindingSupported (
  IN EFI_DRIVER_BINDING_PROTOCOL    *This,
  IN EFI_HANDLE                     Controller,
  IN EFI_DEVICE_PATH_PROTOCOL       *RemainingDevicePath
  );

/**
  Start the MTFTP driver on this controller. 
  
  MTFTP driver will install a MTFTP SERVICE BINDING protocol on the supported
  controller, which can be used to create/destroy MTFTP children.

  @param  This                   The MTFTP driver binding protocol.
  @param  Controller             The controller to manage.
  @param  RemainingDevicePath    Remaining device path.

  @retval EFI_ALREADY_STARTED    The MTFTP service binding protocol has been
                                 started  on the controller.
  @retval EFI_SUCCESS            The MTFTP service binding is installed on the
                                 controller.

**/
EFI_STATUS
EFIAPI
Mtftp4DriverBindingStart (
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,
  IN EFI_HANDLE                   Controller,
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath
  );

/**
  Stop the MTFTP driver on controller. The controller is a UDP
  child handle.

  @param  This                   The MTFTP driver binding protocol
  @param  Controller             The controller to stop
  @param  NumberOfChildren       The number of children
  @param  ChildHandleBuffer      The array of the child handle.

  @retval EFI_SUCCESS            The driver is stopped on the controller.
  @retval EFI_DEVICE_ERROR       Failed to stop the driver on the controller.

**/
EFI_STATUS
EFIAPI
Mtftp4DriverBindingStop (
  IN EFI_DRIVER_BINDING_PROTOCOL *This,
  IN EFI_HANDLE                  Controller,
  IN UINTN                       NumberOfChildren,
  IN EFI_HANDLE                  *ChildHandleBuffer
  );

/**
  Create a MTFTP child for the service binding instance, then
  install the MTFTP protocol to the ChildHandle.

  @param  This                   The MTFTP service binding instance.
  @param  ChildHandle            The Child handle to install the MTFTP protocol.

  @retval EFI_INVALID_PARAMETER  The parameter is invalid.
  @retval EFI_OUT_OF_RESOURCES   Failed to allocate resource for the new child.
  @retval EFI_SUCCESS            The child is successfully create.

**/
EFI_STATUS
EFIAPI
Mtftp4ServiceBindingCreateChild (
  IN EFI_SERVICE_BINDING_PROTOCOL  *This,
  IN EFI_HANDLE                *ChildHandle
  );

/**
  Destroy one of the service binding's child.

  @param  This                   The service binding instance
  @param  ChildHandle            The child handle to destroy

  @retval EFI_INVALID_PARAMETER  The parameter is invaid.
  @retval EFI_UNSUPPORTED        The child may have already been destroyed.
  @retval EFI_SUCCESS            The child is destroyed and removed from the
                                 parent's child list.

**/
EFI_STATUS
EFIAPI
Mtftp4ServiceBindingDestroyChild (
  IN EFI_SERVICE_BINDING_PROTOCOL *This,
  IN EFI_HANDLE                   ChildHandle
  );



#endif
