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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2019 IBM Corporation
* Author: Nayna Jain
*
* PowerPC secure variable operations.
*/
#ifndef SECVAR_OPS_H
#define SECVAR_OPS_H
#include <linux/types.h>
#include <linux/errno.h>
extern const struct secvar_operations *secvar_ops;
struct secvar_operations {
int (*get)(const char *key, uint64_t key_len, u8 *data,
uint64_t *data_size);
int (*get_next)(const char *key, uint64_t *key_len,
uint64_t keybufsize);
int (*set)(const char *key, uint64_t key_len, u8 *data,
uint64_t data_size);
};
#ifdef CONFIG_PPC_SECURE_BOOT
extern void set_secvar_ops(const struct secvar_operations *ops);
#else
static inline void set_secvar_ops(const struct secvar_operations *ops) { }
#endif
#endif