/** @file
  Defines data types and constants introduced in UEFI.

  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>

  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef __UEFI_BASETYPE_H__
#define __UEFI_BASETYPE_H__

#include <Common/BaseTypes.h>

//
// Basical data type definitions introduced in UEFI.
//
typedef struct {
  UINT32  Data1;
  UINT16  Data2;
  UINT16  Data3;
  UINT8   Data4[8];
} EFI_GUID;

typedef RETURN_STATUS             EFI_STATUS;
typedef VOID                      *EFI_HANDLE;

typedef VOID                      *EFI_EVENT;

typedef UINTN                     EFI_TPL;


typedef UINT64                    EFI_LBA;


typedef UINT16                    STRING_REF;

typedef UINT64                    EFI_PHYSICAL_ADDRESS;
typedef UINT64                    EFI_VIRTUAL_ADDRESS;

//
// EFI Time Abstraction:
//  Year:       2000 - 20XX
//  Month:      1 - 12
//  Day:        1 - 31
//  Hour:       0 - 23
//  Minute:     0 - 59
//  Second:     0 - 59
//  Nanosecond: 0 - 999,999,999
//  TimeZone:   -1440 to 1440 or 2047
//
typedef struct {
  UINT16  Year;
  UINT8   Month;
  UINT8   Day;
  UINT8   Hour;
  UINT8   Minute;
  UINT8   Second;
  UINT8   Pad1;
  UINT32  Nanosecond;
  INT16   TimeZone;
  UINT8   Daylight;
  UINT8   Pad2;
} EFI_TIME;


//
// Networking Definitions
//
typedef struct {
  UINT8 Addr[4];
} EFI_IPv4_ADDRESS;

typedef struct {
  UINT8 Addr[16];
} EFI_IPv6_ADDRESS;

typedef struct {
  UINT8 Addr[32];
} EFI_MAC_ADDRESS;

typedef union {
  UINT32            Addr[4];
  EFI_IPv4_ADDRESS  v4;
  EFI_IPv6_ADDRESS  v6;
} EFI_IP_ADDRESS;


//
// Enumeration of EFI_STATUS.
//
#define EFI_SUCCESS               RETURN_SUCCESS
#define EFI_LOAD_ERROR            RETURN_LOAD_ERROR
#define EFI_INVALID_PARAMETER     RETURN_INVALID_PARAMETER
#define EFI_UNSUPPORTED           RETURN_UNSUPPORTED
#define EFI_BAD_BUFFER_SIZE       RETURN_BAD_BUFFER_SIZE
#define EFI_BUFFER_TOO_SMALL      RETURN_BUFFER_TOO_SMALL
#define EFI_NOT_READY             RETURN_NOT_READY
#define EFI_DEVICE_ERROR          RETURN_DEVICE_ERROR
#define EFI_WRITE_PROTECTED       RETURN_WRITE_PROTECTED
#define EFI_OUT_OF_RESOURCES      RETURN_OUT_OF_RESOURCES
#define EFI_VOLUME_CORRUPTED      RETURN_VOLUME_CORRUPTED
#define EFI_VOLUME_FULL           RETURN_VOLUME_FULL
#define EFI_NO_MEDIA              RETURN_NO_MEDIA
#define EFI_MEDIA_CHANGED         RETURN_MEDIA_CHANGED
#define EFI_NOT_FOUND             RETURN_NOT_FOUND
#define EFI_ACCESS_DENIED         RETURN_ACCESS_DENIED
#define EFI_NO_RESPONSE           RETURN_NO_RESPONSE
#define EFI_NO_MAPPING            RETURN_NO_MAPPING
#define EFI_TIMEOUT               RETURN_TIMEOUT
#define EFI_NOT_STARTED           RETURN_NOT_STARTED
#define EFI_ALREADY_STARTED       RETURN_ALREADY_STARTED
#define EFI_ABORTED               RETURN_ABORTED
#define EFI_ICMP_ERROR            RETURN_ICMP_ERROR
#define EFI_TFTP_ERROR            RETURN_TFTP_ERROR
#define EFI_PROTOCOL_ERROR        RETURN_PROTOCOL_ERROR
#define EFI_INCOMPATIBLE_VERSION  RETURN_INCOMPATIBLE_VERSION
#define EFI_SECURITY_VIOLATION    RETURN_SECURITY_VIOLATION
#define EFI_CRC_ERROR             RETURN_CRC_ERROR
#define EFI_END_OF_MEDIA          RETURN_END_OF_MEDIA
#define EFI_END_OF_FILE           RETURN_END_OF_FILE

#define EFI_WARN_UNKNOWN_GLYPH    RETURN_WARN_UNKNOWN_GLYPH
#define EFI_WARN_DELETE_FAILURE   RETURN_WARN_DELETE_FAILURE
#define EFI_WARN_WRITE_FAILURE    RETURN_WARN_WRITE_FAILURE
#define EFI_WARN_BUFFER_TOO_SMALL RETURN_WARN_BUFFER_TOO_SMALL


#define NULL_HANDLE               ((VOID *) 0)

//
// Define macro to encode the status code.
//
#define EFIERR(_a)                ENCODE_ERROR(_a)

#define EFI_ERROR(A)              RETURN_ERROR(A)

//
// Define macros to build data structure signatures from characters.
//
#define SIGNATURE_16(A, B)        ((A) | (B << 8))
#define SIGNATURE_32(A, B, C, D)  (SIGNATURE_16 (A, B) | (SIGNATURE_16 (C, D) << 16))
#define SIGNATURE_64(A, B, C, D, E, F, G, H) \
    (SIGNATURE_32 (A, B, C, D) | ((UINT64) (SIGNATURE_32 (E, F, G, H)) << 32))


//
//  Returns the byte offset to a field within a structure
//
#define EFI_FIELD_OFFSET(TYPE,Field) ((UINTN)(&(((TYPE *) 0)->Field)))

//
// The EFI memory allocation functions work in units of EFI_PAGEs that are
// 4K. This should in no way be confused with the page size of the processor.
// An EFI_PAGE is just the quanta of memory in EFI.
//
#define EFI_PAGE_SIZE             0x1000
#define EFI_PAGE_MASK             0xFFF
#define EFI_PAGE_SHIFT            12

#define EFI_SIZE_TO_PAGES(a)  (((a) >> EFI_PAGE_SHIFT) + (((a) & EFI_PAGE_MASK) ? 1 : 0))

#define EFI_PAGES_TO_SIZE(a)   ( (a) << EFI_PAGE_SHIFT)


#define EFI_MAX_BIT               MAX_BIT

#endif
