linux/drivers/firmware/efi/libstub/secureboot.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Secure boot handling.
 *
 * Copyright (C) 2013,2014 Linaro Limited
 *     Roy Franz <[email protected]
 * Copyright (C) 2013 Red Hat, Inc.
 *     Mark Salter <[email protected]>
 */
#include <linux/efi.h>
#include <asm/efi.h>

#include "efistub.h"

/* SHIM variables */
static const efi_guid_t shim_guid = …;
static const efi_char16_t shim_MokSBState_name[] = …;

static efi_status_t get_var(efi_char16_t *name, efi_guid_t *vendor, u32 *attr,
			    unsigned long *data_size, void *data)
{ … }

/*
 * Determine whether we're in secure boot mode.
 */
enum efi_secureboot_mode efi_get_secureboot(void)
{ … }