/*
 * EFI Boot Guard
 *
 * Copyright (c) Siemens AG, 2017
 *
 * Authors:
 *  Andreas Reichel <andreas.reichel.ext@siemens.com>
 *
 * This work is licensed under the terms of the GNU GPL, version 2.  See
 * the COPYING file in the top-level directory.
 *
 * SPDX-License-Identifier:	GPL-2.0
 */

#pragma once

#include <stdint.h>

#define FAT_ENV_FILENAME "BGENV.DAT"
#define ENV_STRING_LENGTH 255

#define USTATE_OK 0
#define USTATE_INSTALLED 1
#define USTATE_TESTING 2
#define USTATE_FAILED 3
#define USTATE_UNKNOWN 4

#define USTATE_MIN 0
#define USTATE_MAX 4

#define REVISION_FAILED 0

#pragma pack(push)
#pragma pack(1)
struct _BG_ENVDATA {
	uint16_t kernelfile[ENV_STRING_LENGTH];
	uint16_t kernelparams[ENV_STRING_LENGTH];
	uint8_t in_progress;
	uint8_t ustate;
	uint16_t watchdog_timeout_sec;
	uint32_t revision;
	uint8_t userdata[ENV_MEM_USERVARS];
	uint32_t crc32;
};
#pragma pack(pop)

typedef struct _BG_ENVDATA BG_ENVDATA;
