[thirdparty/u-boot.git] / include / efi_rng.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (c) 2019, Linaro Limited
 */

#if !defined _EFI_RNG_H_
#define _EFI_RNG_H_

#include <efi.h>
#include <efi_api.h>

/* EFI random number generation protocol related GUID definitions */
#define EFI_RNG_ALGORITHM_RAW \
	EFI_GUID(0xe43176d7, 0xb6e8, 0x4827, 0xb7, 0x84, \
		 0x7f, 0xfd, 0xc4, 0xb6, 0x85, 0x61)

struct efi_rng_protocol {
	efi_status_t (EFIAPI *get_info)(struct efi_rng_protocol *protocol,
					efi_uintn_t *rng_algorithm_list_size,
					efi_guid_t *rng_algorithm_list);
	efi_status_t (EFIAPI *get_rng)(struct efi_rng_protocol *protocol,
				       efi_guid_t *rng_algorithm,
				       efi_uintn_t rng_value_length, uint8_t *rng_value);
};

efi_status_t platform_get_rng_device(struct udevice **dev);

#endif /* _EFI_RNG_H_ */
Commit	Line	Data
f552fa49 SG	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 */
f552fa49 SG	13	#define EFI_RNG_ALGORITHM_RAW \
	14	EFI_GUID(0xe43176d7, 0xb6e8, 0x4827, 0xb7, 0x84, \
	15	0x7f, 0xfd, 0xc4, 0xb6, 0x85, 0x61)
	16
	17	struct efi_rng_protocol {
	18	efi_status_t (EFIAPI get_info)(struct efi_rng_protocol protocol,
	19	efi_uintn_t *rng_algorithm_list_size,
	20	efi_guid_t *rng_algorithm_list);
	21	efi_status_t (EFIAPI get_rng)(struct efi_rng_protocol protocol,
	22	efi_guid_t *rng_algorithm,
	23	efi_uintn_t rng_value_length, uint8_t *rng_value);
	24	};
	25
	26	efi_status_t platform_get_rng_device(struct udevice **dev);
	27
	28	#endif /* _EFI_RNG_H_ */