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[mirror_edk2.git] / MdePkg / Include / Protocol / ShellDynamicCommand.h

/** @file\r
  EFI Shell Dynamic Command registration protocol\r
\r
  (C) Copyright 2012-2014 Hewlett-Packard Development Company, L.P.<BR>\r
  Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef __EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL_H__\r
#define __EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL_H__\r
\r
#include <Protocol/Shell.h>\r
#include <Protocol/ShellParameters.h>\r
\r
// {3C7200E9-005F-4EA4-87DE-A3DFAC8A27C3}\r
#define EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL_GUID \\r
  { \\r
  0x3c7200e9, 0x005f, 0x4ea4, { 0x87, 0xde, 0xa3, 0xdf, 0xac, 0x8a, 0x27, 0xc3 } \\r
  }\r
\r
\r
//\r
// Define for forward reference.\r
//\r
typedef struct _EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL;\r
\r
\r
/**\r
  This is the shell command handler function pointer callback type.  This\r
  function handles the command when it is invoked in the shell.\r
\r
  @param[in] This                   The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.\r
  @param[in] SystemTable            The pointer to the system table.\r
  @param[in] ShellParameters        The parameters associated with the command.\r
  @param[in] Shell                  The instance of the shell protocol used in the context\r
                                    of processing this command.\r
\r
  @return EFI_SUCCESS               the operation was sucessful\r
  @return other                     the operation failed.\r
**/\r
typedef\r
SHELL_STATUS\r
(EFIAPI * SHELL_COMMAND_HANDLER)(\r
  IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL    *This,\r
  IN EFI_SYSTEM_TABLE                      *SystemTable,\r
  IN EFI_SHELL_PARAMETERS_PROTOCOL         *ShellParameters,\r
  IN EFI_SHELL_PROTOCOL                    *Shell\r
  );\r
\r
/**\r
  This is the command help handler function pointer callback type.  This\r
  function is responsible for displaying help information for the associated\r
  command.\r
\r
  @param[in] This                   The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.\r
  @param[in] Language               The pointer to the language string to use.\r
\r
  @return string                    Pool allocated help string, must be freed by caller\r
**/\r
typedef\r
CHAR16*\r
(EFIAPI * SHELL_COMMAND_GETHELP)(\r
  IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL    *This,\r
  IN CONST CHAR8                           *Language\r
  );\r
\r
/// EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL protocol structure.\r
struct _EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL {\r
\r
  CONST CHAR16           *CommandName;\r
  SHELL_COMMAND_HANDLER  Handler;\r
  SHELL_COMMAND_GETHELP  GetHelp;\r
\r
};\r
\r
extern EFI_GUID gEfiShellDynamicCommandProtocolGuid;\r
\r
#endif\r