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e2be04c7 | 1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
1da177e4 LT |
2 | /* keyctl.h: keyctl command IDs |
3 | * | |
8bbf4976 | 4 | * Copyright (C) 2004, 2008 Red Hat, Inc. All Rights Reserved. |
1da177e4 LT |
5 | * Written by David Howells (dhowells@redhat.com) |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation; either version | |
10 | * 2 of the License, or (at your option) any later version. | |
11 | */ | |
12 | ||
13 | #ifndef _LINUX_KEYCTL_H | |
14 | #define _LINUX_KEYCTL_H | |
15 | ||
ddbb4114 MM |
16 | #include <linux/types.h> |
17 | ||
1da177e4 LT |
18 | /* special process keyring shortcut IDs */ |
19 | #define KEY_SPEC_THREAD_KEYRING -1 /* - key ID for thread-specific keyring */ | |
20 | #define KEY_SPEC_PROCESS_KEYRING -2 /* - key ID for process-specific keyring */ | |
21 | #define KEY_SPEC_SESSION_KEYRING -3 /* - key ID for session-specific keyring */ | |
22 | #define KEY_SPEC_USER_KEYRING -4 /* - key ID for UID-specific keyring */ | |
23 | #define KEY_SPEC_USER_SESSION_KEYRING -5 /* - key ID for UID-session keyring */ | |
24 | #define KEY_SPEC_GROUP_KEYRING -6 /* - key ID for GID-specific keyring */ | |
b5f545c8 | 25 | #define KEY_SPEC_REQKEY_AUTH_KEY -7 /* - key ID for assumed request_key auth key */ |
8bbf4976 | 26 | #define KEY_SPEC_REQUESTOR_KEYRING -8 /* - key ID for request_key() dest keyring */ |
1da177e4 | 27 | |
3e30148c DH |
28 | /* request-key default keyrings */ |
29 | #define KEY_REQKEY_DEFL_NO_CHANGE -1 | |
30 | #define KEY_REQKEY_DEFL_DEFAULT 0 | |
31 | #define KEY_REQKEY_DEFL_THREAD_KEYRING 1 | |
32 | #define KEY_REQKEY_DEFL_PROCESS_KEYRING 2 | |
33 | #define KEY_REQKEY_DEFL_SESSION_KEYRING 3 | |
34 | #define KEY_REQKEY_DEFL_USER_KEYRING 4 | |
35 | #define KEY_REQKEY_DEFL_USER_SESSION_KEYRING 5 | |
36 | #define KEY_REQKEY_DEFL_GROUP_KEYRING 6 | |
8bbf4976 | 37 | #define KEY_REQKEY_DEFL_REQUESTOR_KEYRING 7 |
3e30148c | 38 | |
1da177e4 LT |
39 | /* keyctl commands */ |
40 | #define KEYCTL_GET_KEYRING_ID 0 /* ask for a keyring's ID */ | |
41 | #define KEYCTL_JOIN_SESSION_KEYRING 1 /* join or start named session keyring */ | |
42 | #define KEYCTL_UPDATE 2 /* update a key */ | |
43 | #define KEYCTL_REVOKE 3 /* revoke a key */ | |
44 | #define KEYCTL_CHOWN 4 /* set ownership of a key */ | |
45 | #define KEYCTL_SETPERM 5 /* set perms on a key */ | |
46 | #define KEYCTL_DESCRIBE 6 /* describe a key */ | |
47 | #define KEYCTL_CLEAR 7 /* clear contents of a keyring */ | |
48 | #define KEYCTL_LINK 8 /* link a key into a keyring */ | |
49 | #define KEYCTL_UNLINK 9 /* unlink a key from a keyring */ | |
50 | #define KEYCTL_SEARCH 10 /* search for a key in a keyring */ | |
51 | #define KEYCTL_READ 11 /* read a key or keyring's contents */ | |
52 | #define KEYCTL_INSTANTIATE 12 /* instantiate a partially constructed key */ | |
53 | #define KEYCTL_NEGATE 13 /* negate a partially constructed key */ | |
3e30148c | 54 | #define KEYCTL_SET_REQKEY_KEYRING 14 /* set default request-key keyring */ |
017679c4 | 55 | #define KEYCTL_SET_TIMEOUT 15 /* set key timeout */ |
b5f545c8 | 56 | #define KEYCTL_ASSUME_AUTHORITY 16 /* assume request_key() authorisation */ |
70a5bb72 | 57 | #define KEYCTL_GET_SECURITY 17 /* get key security label */ |
ee18d64c | 58 | #define KEYCTL_SESSION_TO_PARENT 18 /* apply session keyring to parent process */ |
fdd1b945 | 59 | #define KEYCTL_REJECT 19 /* reject a partially constructed key */ |
ee009e4a | 60 | #define KEYCTL_INSTANTIATE_IOV 20 /* instantiate a partially constructed key */ |
fd75815f | 61 | #define KEYCTL_INVALIDATE 21 /* invalidate a key */ |
f36f8c75 | 62 | #define KEYCTL_GET_PERSISTENT 22 /* get a user's persistent keyring */ |
ddbb4114 | 63 | #define KEYCTL_DH_COMPUTE 23 /* Compute Diffie-Hellman values */ |
6563c91f | 64 | #define KEYCTL_RESTRICT_KEYRING 29 /* Restrict keys allowed to link to a keyring */ |
ddbb4114 MM |
65 | |
66 | /* keyctl structures */ | |
67 | struct keyctl_dh_params { | |
68 | __s32 private; | |
69 | __s32 prime; | |
70 | __s32 base; | |
71 | }; | |
1da177e4 | 72 | |
f1c316a3 | 73 | struct keyctl_kdf_params { |
a7739544 EB |
74 | char __user *hashname; |
75 | char __user *otherinfo; | |
f1c316a3 SM |
76 | __u32 otherinfolen; |
77 | __u32 __spare[8]; | |
78 | }; | |
79 | ||
1da177e4 | 80 | #endif /* _LINUX_KEYCTL_H */ |