EmulatorPkg/Include/Protocol/EmuIoThunk.h

   1 /** @file
   2   Emulator Thunk to abstract OS services from pure EFI code
   3
   4   Copyright (c) 2010 - 2011, Apple Inc. All rights reserved.<BR>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef __EMU_IO_THUNK__
  11 #define __EMU_IO_THUNK__
  12
  13
  14 #define EMU_IO_THUNK_PROTOCO_GUID  \
  15  { 0x453368F6, 0x7C85, 0x434A, { 0xA9, 0x8A, 0x72, 0xD1, 0xB7, 0xFF, 0xA9, 0x26 } }
  16
  17
  18 typedef struct _EMU_IO_THUNK_PROTOCOL  EMU_IO_THUNK_PROTOCOL;
  19
  20
  21 typedef
  22 EFI_STATUS
  23 (EFIAPI *EMU_IO_THUNK_PROTOCOL_CLOSE_OPEN) (
  24   IN  EMU_IO_THUNK_PROTOCOL   *This
  25   );
  26
  27 typedef
  28 EFI_STATUS
  29 (EFIAPI *EMU_IO_THUNK_PROTOCOL_CLOSE_CLOSE) (
  30   IN  EMU_IO_THUNK_PROTOCOL   *This
  31   );
  32
  33 struct _EMU_IO_THUNK_PROTOCOL {
  34   EFI_GUID                            *Protocol;
  35   VOID                                *Interface;  /// Only be valid after Open() is called
  36   CHAR16                              *ConfigString;
  37   UINT16                              Instance;
  38   EMU_IO_THUNK_PROTOCOL_CLOSE_OPEN    Open;
  39   EMU_IO_THUNK_PROTOCOL_CLOSE_CLOSE   Close;
  40   VOID                                *Private;    /// Used by implementation
  41 };
  42
  43 extern EFI_GUID gEmuIoThunkProtocolGuid;
  44
  45 #endif