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b886d83c | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
d00a1c72 MZ |
2 | /* |
3 | * Copyright (C) 2010 IBM Corporation | |
4 | * Author: David Safford <safford@us.ibm.com> | |
d00a1c72 MZ |
5 | */ |
6 | ||
7 | #ifndef _KEYS_TRUSTED_TYPE_H | |
8 | #define _KEYS_TRUSTED_TYPE_H | |
9 | ||
10 | #include <linux/key.h> | |
11 | #include <linux/rcupdate.h> | |
fe351e8d | 12 | #include <linux/tpm.h> |
d00a1c72 MZ |
13 | |
14 | #define MIN_KEY_SIZE 32 | |
15 | #define MAX_KEY_SIZE 128 | |
954650ef | 16 | #define MAX_BLOB_SIZE 512 |
fe351e8d | 17 | #define MAX_PCRINFO_SIZE 64 |
5beb0c43 | 18 | #define MAX_DIGEST_SIZE 64 |
d00a1c72 MZ |
19 | |
20 | struct trusted_key_payload { | |
21 | struct rcu_head rcu; | |
22 | unsigned int key_len; | |
23 | unsigned int blob_len; | |
24 | unsigned char migratable; | |
25 | unsigned char key[MAX_KEY_SIZE + 1]; | |
26 | unsigned char blob[MAX_BLOB_SIZE]; | |
27 | }; | |
28 | ||
fe351e8d JS |
29 | struct trusted_key_options { |
30 | uint16_t keytype; | |
31 | uint32_t keyhandle; | |
32 | unsigned char keyauth[TPM_DIGEST_SIZE]; | |
33 | unsigned char blobauth[TPM_DIGEST_SIZE]; | |
34 | uint32_t pcrinfo_len; | |
35 | unsigned char pcrinfo[MAX_PCRINFO_SIZE]; | |
36 | int pcrlock; | |
5ca4c20c | 37 | uint32_t hash; |
f3c82ade | 38 | uint32_t policydigest_len; |
5beb0c43 JS |
39 | unsigned char policydigest[MAX_DIGEST_SIZE]; |
40 | uint32_t policyhandle; | |
fe351e8d JS |
41 | }; |
42 | ||
d00a1c72 MZ |
43 | extern struct key_type key_type_trusted; |
44 | ||
45 | #endif /* _KEYS_TRUSTED_TYPE_H */ |