1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2010 IBM Corporation
4  * Copyright (C) 2010 Politecnico di Torino, Italy
5  *                    TORSEC group -- https://security.polito.it
6  *
7  * Authors:
8  * Mimi Zohar <zohar@us.ibm.com>
9  * Roberto Sassu <roberto.sassu@polito.it>
10  */
11 
12 #ifndef _KEYS_ENCRYPTED_TYPE_H
13 #define _KEYS_ENCRYPTED_TYPE_H
14 
15 #include <linux/key.h>
16 #include <linux/rcupdate.h>
17 
18 struct encrypted_key_payload {
19 	struct rcu_head rcu;
20 	char *format;		/* datablob: format */
21 	char *master_desc;	/* datablob: master key name */
22 	char *datalen;		/* datablob: decrypted key length */
23 	u8 *iv;			/* datablob: iv */
24 	u8 *encrypted_data;	/* datablob: encrypted data */
25 	unsigned short datablob_len;	/* length of datablob */
26 	unsigned short decrypted_datalen;	/* decrypted data length */
27 	unsigned short payload_datalen;		/* payload data length */
28 	unsigned short encrypted_key_format;	/* encrypted key format */
29 	u8 *decrypted_data;	/* decrypted data */
30 	u8 payload_data[];	/* payload data + datablob + hmac */
31 };
32 
33 extern struct key_type key_type_encrypted;
34 
35 #endif /* _KEYS_ENCRYPTED_TYPE_H */
36