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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2010 IBM Corporation
* Author: David Safford <safford@us.ibm.com>
*/
#ifndef _KEYS_TRUSTED_TYPE_H
#define _KEYS_TRUSTED_TYPE_H
#include <linux/key.h>
#include <linux/rcupdate.h>
#include <linux/tpm.h>
#define MIN_KEY_SIZE 32
#define MAX_KEY_SIZE 128
#define MAX_BLOB_SIZE 512
#define MAX_PCRINFO_SIZE 64
#define MAX_DIGEST_SIZE 64
struct trusted_key_payload {
struct rcu_head rcu;
unsigned int key_len;
unsigned int blob_len;
unsigned char migratable;
unsigned char key[MAX_KEY_SIZE + 1];
unsigned char blob[MAX_BLOB_SIZE];
};
struct trusted_key_options {
uint16_t keytype;
uint32_t keyhandle;
unsigned char keyauth[TPM_DIGEST_SIZE];
unsigned char blobauth[TPM_DIGEST_SIZE];
uint32_t pcrinfo_len;
unsigned char pcrinfo[MAX_PCRINFO_SIZE];
int pcrlock;
uint32_t hash;
uint32_t policydigest_len;
unsigned char policydigest[MAX_DIGEST_SIZE];
uint32_t policyhandle;
};
extern struct key_type key_type_trusted;
#endif /* _KEYS_TRUSTED_TYPE_H */
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