/* 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 */