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 This program and the accompanying materials 7 are licensed and made available under the terms and conditions of the BSD License 8 which accompanies this distribution. The full text of the license may be found at 9 http://opensource.org/licenses/bsd-license.php 10 11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 13 14 **/ 15 16 #ifndef __EMU_IO_THUNK__ 17 #define __EMU_IO_THUNK__ 18 19 20 #define EMU_IO_THUNK_PROTOCO_GUID \ 21 { 0x453368F6, 0x7C85, 0x434A, { 0xA9, 0x8A, 0x72, 0xD1, 0xB7, 0xFF, 0xA9, 0x26 } } 22 23 24 typedef struct _EMU_IO_THUNK_PROTOCOL EMU_IO_THUNK_PROTOCOL; 25 26 27 typedef 28 EFI_STATUS 29 (EFIAPI *EMU_IO_THUNK_PROTOCOL_CLOSE_OPEN) ( 30 IN EMU_IO_THUNK_PROTOCOL *This 31 ); 32 33 typedef 34 EFI_STATUS 35 (EFIAPI *EMU_IO_THUNK_PROTOCOL_CLOSE_CLOSE) ( 36 IN EMU_IO_THUNK_PROTOCOL *This 37 ); 38 39 struct _EMU_IO_THUNK_PROTOCOL { 40 EFI_GUID *Protocol; 41 VOID *Interface; /// Only be valid after Open() is called 42 CHAR16 *ConfigString; 43 UINT16 Instance; 44 EMU_IO_THUNK_PROTOCOL_CLOSE_OPEN Open; 45 EMU_IO_THUNK_PROTOCOL_CLOSE_CLOSE Close; 46 VOID *Private; /// Used by implementation 47 }; 48 49 extern EFI_GUID gEmuIoThunkProtocolGuid; 50 51 #endif 52