MdeModulePkg/Include/UniversalPayload/UniversalPayload.h

   1 /** @file
   2   Universal Payload general definitions.
   3
   4 Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
   5 SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7   @par Revision Reference:
   8     - Universal Payload Specification 0.75 (https://universalpayload.github.io/documentation/)
   9 **/
  10
  11 #ifndef UNIVERSAL_PAYLOAD_H_
  12 #define UNIVERSAL_PAYLOAD_H_
  13
  14 #pragma pack(1)
  15
  16 typedef struct {
  17   UINT8                Revision;
  18   UINT8                Reserved;
  19   UINT16               Length;
  20 } UNIVERSAL_PAYLOAD_GENERIC_HEADER;
  21
  22 #pragma pack()
  23
  24 /**
  25   Returns the size of a structure of known type, up through and including a specified field.
  26
  27   @param   TYPE     The name of the data structure that contains the field specified by Field.
  28   @param   Field    The name of the field in the data structure.
  29
  30   @return  size, in bytes.
  31
  32 **/
  33 #define UNIVERSAL_PAYLOAD_SIZEOF_THROUGH_FIELD(TYPE, Field) (OFFSET_OF(TYPE, Field) + sizeof (((TYPE *) 0)->Field))
  34
  35 #endif // UNIVERSAL_PAYLOAD_H_