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

Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2011 - 2016, ARM Ltd. All rights reserved.<BR>

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

**/

#ifndef __UEFI_BASETYPE_H__
#define __UEFI_BASETYPE_H__

#include <Base.h>

//
// Basic data type definitions introduced in UEFI.
//

///
/// 128-bit buffer containing a unique identifier value.
///
typedef GUID                      EFI_GUID;
///
/// Function return status for EFI API.
///
typedef RETURN_STATUS             EFI_STATUS;
///
/// A collection of related interfaces.
///
typedef VOID                      *EFI_HANDLE;
///
/// Handle to an event structure.
///
typedef VOID                      *EFI_EVENT;
///
/// Task priority level.
///
typedef UINTN                     EFI_TPL;
///
/// Logical block address.
///
typedef UINT64                    EFI_LBA;

///
/// 64-bit physical memory address.
///
typedef UINT64                    EFI_PHYSICAL_ADDRESS;

///
/// 64-bit virtual memory address.
///
typedef UINT64                    EFI_VIRTUAL_ADDRESS;

///
/// EFI Time Abstraction:
///  Year:       1900 - 9999
///  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;


///
/// 4-byte buffer. An IPv4 internet protocol address.
///
typedef IPv4_ADDRESS EFI_IPv4_ADDRESS;

///
/// 16-byte buffer. An IPv6 internet protocol address.
///
typedef IPv6_ADDRESS EFI_IPv6_ADDRESS;

///
/// 32-byte buffer containing a network Media Access Control address.
///
typedef struct {
  UINT8 Addr[32];
} EFI_MAC_ADDRESS;

///
/// 16-byte buffer aligned on a 4-byte boundary.
/// An IPv4 or IPv6 internet protocol 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_INVALID_LANGUAGE      RETURN_INVALID_LANGUAGE
#define EFI_COMPROMISED_DATA      RETURN_COMPROMISED_DATA
#define EFI_HTTP_ERROR            RETURN_HTTP_ERROR

#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 EFI_WARN_STALE_DATA       RETURN_WARN_STALE_DATA
#define EFI_WARN_FILE_SYSTEM      RETURN_WARN_FILE_SYSTEM
///@}

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

#define EFI_ERROR(A)              RETURN_ERROR(A)

///
/// ICMP error definitions
///@{
#define EFI_NETWORK_UNREACHABLE   EFIERR(100)
#define EFI_HOST_UNREACHABLE      EFIERR(101)
#define EFI_PROTOCOL_UNREACHABLE  EFIERR(102)
#define EFI_PORT_UNREACHABLE      EFIERR(103)
///@}

///
/// Tcp connection status definitions
///@{
#define EFI_CONNECTION_FIN        EFIERR(104)
#define EFI_CONNECTION_RESET      EFIERR(105)
#define EFI_CONNECTION_REFUSED    EFIERR(106)
///@}

//
// The EFI memory allocation functions work in units of EFI_PAGEs that are
// 4KB. 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             SIZE_4KB
#define EFI_PAGE_MASK             0xFFF
#define EFI_PAGE_SHIFT            12

/**
  Macro that converts a size, in bytes, to a number of EFI_PAGESs.

  @param  Size      A size in bytes.  This parameter is assumed to be type UINTN.
                    Passing in a parameter that is larger than UINTN may produce
                    unexpected results.

  @return  The number of EFI_PAGESs associated with the number of bytes specified
           by Size.

**/
#define EFI_SIZE_TO_PAGES(Size)  (((Size) >> EFI_PAGE_SHIFT) + (((Size) & EFI_PAGE_MASK) ? 1 : 0))

/**
  Macro that converts a number of EFI_PAGEs to a size in bytes.

  @param  Pages     The number of EFI_PAGES.  This parameter is assumed to be
                    type UINTN.  Passing in a parameter that is larger than
                    UINTN may produce unexpected results.

  @return  The number of bytes associated with the number of EFI_PAGEs specified
           by Pages.

**/
#define EFI_PAGES_TO_SIZE(Pages)  (((UINTN)Pages) << EFI_PAGE_SHIFT)

///
/// PE32+ Machine type for IA32 UEFI images.
///
#define EFI_IMAGE_MACHINE_IA32            0x014C

///
/// PE32+ Machine type for IA64 UEFI images.
///
#define EFI_IMAGE_MACHINE_IA64            0x0200

///
/// PE32+ Machine type for EBC UEFI images.
///
#define EFI_IMAGE_MACHINE_EBC             0x0EBC

///
/// PE32+ Machine type for X64 UEFI images.
///
#define EFI_IMAGE_MACHINE_X64             0x8664

///
/// PE32+ Machine type for ARM mixed ARM and Thumb/Thumb2 images.
///
#define EFI_IMAGE_MACHINE_ARMTHUMB_MIXED  0x01C2

///
/// PE32+ Machine type for AARCH64 A64 images.
///
#define EFI_IMAGE_MACHINE_AARCH64  0xAA64


#if   defined (MDE_CPU_IA32)

#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
  ((Machine) == EFI_IMAGE_MACHINE_IA32)

#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_X64)

#elif defined (MDE_CPU_X64)

#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
  ((Machine) == EFI_IMAGE_MACHINE_X64)

#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_IA32)

#elif defined (MDE_CPU_ARM)

#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED)

#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)

#elif defined (MDE_CPU_AARCH64)

#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
  ((Machine) == EFI_IMAGE_MACHINE_AARCH64)

#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)

#elif defined (MDE_CPU_EBC)

///
/// This is just to make sure you can cross compile with the EBC compiler.
/// It does not make sense to have a PE loader coded in EBC.
///
#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_EBC)

#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)

#else
#error Unknown Processor Type
#endif

#endif
