LXR uboot/include/efi

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Copyright (c) 2019, Linaro Limited
   4 */
   5
   6#if !defined _EFI_RNG_H_
   7#define _EFI_RNG_H_
   8
   9#include <efi.h>
  10#include <efi_api.h>
  11
  12/* EFI random number generation protocol related GUID definitions */
  13#define EFI_RNG_PROTOCOL_GUID \
  14        EFI_GUID(0x3152bca5, 0xeade, 0x433d, 0x86, 0x2e, \
  15                 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44)
  16
  17#define EFI_RNG_ALGORITHM_RAW \
  18        EFI_GUID(0xe43176d7, 0xb6e8, 0x4827, 0xb7, 0x84, \
  19                 0x7f, 0xfd, 0xc4, 0xb6, 0x85, 0x61)
  20
  21struct efi_rng_protocol {
  22        efi_status_t (EFIAPI *get_info)(struct efi_rng_protocol *protocol,
  23                                        efi_uintn_t *rng_algorithm_list_size,
  24                                        efi_guid_t *rng_algorithm_list);
  25        efi_status_t (EFIAPI *get_rng)(struct efi_rng_protocol *protocol,
  26                                       efi_guid_t *rng_algorithm,
  27                                       efi_uintn_t rng_value_length, uint8_t *rng_value);
  28};
  29
  30efi_status_t platform_get_rng_device(struct udevice **dev);
  31
  32#endif /* _EFI_RNG_H_ */
  33