1/*-
2 * Copyright (c) 2005 Pawel Jakub Dawidek
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
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18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/geom/eli/g_eli.h 161217 2006-08-11 18:39:58Z pjd $
27 */
28
29#ifndef _G_ELI_H_
30#define _G_ELI_H_
31
32#include <sys/endian.h>
33#include <sys/errno.h>
34#include <sys/malloc.h>
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52#define G_ELI_SUFFIX ".eli"
53
54/*
55 * Version history:
56 * 0 - Initial version number.
57 * 1 - Added data authentication support (md_aalgo field and
58 * G_ELI_FLAG_AUTH flag).
59 * 2 - Added G_ELI_FLAG_READONLY.
60 */
61#define G_ELI_VERSION 2
62
63/* ON DISK FLAGS. */
64/* Use random, onetime keys. */
65#define G_ELI_FLAG_ONETIME 0x00000001
66/* Ask for the passphrase from the kernel, before mounting root. */
67#define G_ELI_FLAG_BOOT 0x00000002
68/* Detach on last close, if we were open for writing. */
69#define G_ELI_FLAG_WO_DETACH 0x00000004
70/* Detach on last close. */
71#define G_ELI_FLAG_RW_DETACH 0x00000008
72/* Provide data authentication. */
73#define G_ELI_FLAG_AUTH 0x00000010
74/* Provider is read-only, we should deny all write attempts. */
75#define G_ELI_FLAG_RO 0x00000020
76/* RUNTIME FLAGS. */
77/* Provider was open for writing. */
78#define G_ELI_FLAG_WOPEN 0x00010000
79/* Destroy device. */
80#define G_ELI_FLAG_DESTROY 0x00020000
81
82#define SHA512_MDLEN 64
83#define G_ELI_AUTH_SECKEYLEN SHA256_DIGEST_LENGTH
84
85#define G_ELI_MAXMKEYS 2
86#define G_ELI_MAXKEYLEN 64
87#define G_ELI_USERKEYLEN G_ELI_MAXKEYLEN
88#define G_ELI_DATAKEYLEN G_ELI_MAXKEYLEN
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2 * Copyright (c) 2005 Pawel Jakub Dawidek
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
--- 7 unchanged lines hidden (view full) ---
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/geom/eli/g_eli.h 161217 2006-08-11 18:39:58Z pjd $
27 */
28
29#ifndef _G_ELI_H_
30#define _G_ELI_H_
31
32#include <sys/endian.h>
33#include <sys/errno.h>
34#include <sys/malloc.h>
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52#define G_ELI_SUFFIX ".eli"
53
54/*
55 * Version history:
56 * 0 - Initial version number.
57 * 1 - Added data authentication support (md_aalgo field and
58 * G_ELI_FLAG_AUTH flag).
59 * 2 - Added G_ELI_FLAG_READONLY.
60 */
61#define G_ELI_VERSION 2
62
63/* ON DISK FLAGS. */
64/* Use random, onetime keys. */
65#define G_ELI_FLAG_ONETIME 0x00000001
66/* Ask for the passphrase from the kernel, before mounting root. */
67#define G_ELI_FLAG_BOOT 0x00000002
68/* Detach on last close, if we were open for writing. */
69#define G_ELI_FLAG_WO_DETACH 0x00000004
70/* Detach on last close. */
71#define G_ELI_FLAG_RW_DETACH 0x00000008
72/* Provide data authentication. */
73#define G_ELI_FLAG_AUTH 0x00000010
74/* Provider is read-only, we should deny all write attempts. */
75#define G_ELI_FLAG_RO 0x00000020
76/* RUNTIME FLAGS. */
77/* Provider was open for writing. */
78#define G_ELI_FLAG_WOPEN 0x00010000
79/* Destroy device. */
80#define G_ELI_FLAG_DESTROY 0x00020000
81
82#define SHA512_MDLEN 64
83#define G_ELI_AUTH_SECKEYLEN SHA256_DIGEST_LENGTH
84
85#define G_ELI_MAXMKEYS 2
86#define G_ELI_MAXKEYLEN 64
87#define G_ELI_USERKEYLEN G_ELI_MAXKEYLEN
88#define G_ELI_DATAKEYLEN G_ELI_MAXKEYLEN
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