summaryrefslogtreecommitdiffstats
path: root/block/crypto.h
blob: 72e792c9af1c333e05fd91a5d9262c1860cb22fa (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/*
 * QEMU block full disk encryption
 *
 * Copyright (c) 2015-2017 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef BLOCK_CRYPTO_H
#define BLOCK_CRYPTO_H

#define BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix, helpstr)                \
    {                                                                   \
        .name = prefix BLOCK_CRYPTO_OPT_QCOW_KEY_SECRET,                \
        .type = QEMU_OPT_STRING,                                        \
        .help = helpstr,                                                \
    }

#define BLOCK_CRYPTO_OPT_QCOW_KEY_SECRET "key-secret"

#define BLOCK_CRYPTO_OPT_DEF_QCOW_KEY_SECRET(prefix)                    \
    BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix,                             \
        "ID of the secret that provides the AES encryption key")

#define BLOCK_CRYPTO_OPT_LUKS_KEY_SECRET "key-secret"
#define BLOCK_CRYPTO_OPT_LUKS_CIPHER_ALG "cipher-alg"
#define BLOCK_CRYPTO_OPT_LUKS_CIPHER_MODE "cipher-mode"
#define BLOCK_CRYPTO_OPT_LUKS_IVGEN_ALG "ivgen-alg"
#define BLOCK_CRYPTO_OPT_LUKS_IVGEN_HASH_ALG "ivgen-hash-alg"
#define BLOCK_CRYPTO_OPT_LUKS_HASH_ALG "hash-alg"
#define BLOCK_CRYPTO_OPT_LUKS_ITER_TIME "iter-time"
#define BLOCK_CRYPTO_OPT_LUKS_KEYSLOT "keyslot"
#define BLOCK_CRYPTO_OPT_LUKS_STATE "state"
#define BLOCK_CRYPTO_OPT_LUKS_OLD_SECRET "old-secret"
#define BLOCK_CRYPTO_OPT_LUKS_NEW_SECRET "new-secret"


#define BLOCK_CRYPTO_OPT_DEF_LUKS_KEY_SECRET(prefix)                    \
    BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix,                             \
        "ID of the secret that provides the keyslot passphrase")

#define BLOCK_CRYPTO_OPT_DEF_LUKS_CIPHER_ALG(prefix)       \
    {                                                      \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_CIPHER_ALG,   \
        .type = QEMU_OPT_STRING,                           \
        .help = "Name of encryption cipher algorithm",     \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_CIPHER_MODE(prefix)      \
    {                                                      \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_CIPHER_MODE,  \
        .type = QEMU_OPT_STRING,                           \
        .help = "Name of encryption cipher mode",          \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_IVGEN_ALG(prefix)     \
    {                                                   \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_IVGEN_ALG, \
        .type = QEMU_OPT_STRING,                        \
        .help = "Name of IV generator algorithm",       \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_IVGEN_HASH_ALG(prefix)        \
    {                                                           \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_IVGEN_HASH_ALG,    \
        .type = QEMU_OPT_STRING,                                \
        .help = "Name of IV generator hash algorithm",          \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_HASH_ALG(prefix)       \
    {                                                    \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_HASH_ALG,   \
        .type = QEMU_OPT_STRING,                         \
        .help = "Name of encryption hash algorithm",     \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_ITER_TIME(prefix)           \
    {                                                         \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_ITER_TIME,       \
        .type = QEMU_OPT_NUMBER,                              \
        .help = "Time to spend in PBKDF in milliseconds",     \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_STATE(prefix)                           \
    {                                                                     \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_STATE,                       \
        .type = QEMU_OPT_STRING,                                          \
        .help = "Select new state of affected keyslots (active/inactive)",\
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_KEYSLOT(prefix)              \
    {                                                          \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_KEYSLOT,          \
        .type = QEMU_OPT_NUMBER,                               \
        .help = "Select a single keyslot to modify explicitly",\
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_OLD_SECRET(prefix)            \
    {                                                           \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_OLD_SECRET,        \
        .type = QEMU_OPT_STRING,                                \
        .help = "Select all keyslots that match this password", \
    }

#define BLOCK_CRYPTO_OPT_DEF_LUKS_NEW_SECRET(prefix)            \
    {                                                           \
        .name = prefix BLOCK_CRYPTO_OPT_LUKS_NEW_SECRET,        \
        .type = QEMU_OPT_STRING,                                \
        .help = "New secret to set in the matching keyslots. "  \
                "Empty string to erase",                        \
    }

QCryptoBlockCreateOptions *
block_crypto_create_opts_init(QDict *opts, Error **errp);

QCryptoBlockAmendOptions *
block_crypto_amend_opts_init(QDict *opts, Error **errp);

QCryptoBlockOpenOptions *
block_crypto_open_opts_init(QDict *opts, Error **errp);

#endif /* BLOCK_CRYPTO_H */