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      1 /* keyctl.h: keyctl command IDs
      2  *
      3  * Copyright (C) 2004, 2008 Red Hat, Inc. All Rights Reserved.
      4  * Written by David Howells (dhowells (at) redhat.com)
      5  *
      6  * This program is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU General Public License
      8  * as published by the Free Software Foundation; either version
      9  * 2 of the License, or (at your option) any later version.
     10  */
     11 
     12 #ifndef _LINUX_KEYCTL_H
     13 #define _LINUX_KEYCTL_H
     14 
     15 /* special process keyring shortcut IDs */
     16 #define KEY_SPEC_THREAD_KEYRING		-1	/* - key ID for thread-specific keyring */
     17 #define KEY_SPEC_PROCESS_KEYRING	-2	/* - key ID for process-specific keyring */
     18 #define KEY_SPEC_SESSION_KEYRING	-3	/* - key ID for session-specific keyring */
     19 #define KEY_SPEC_USER_KEYRING		-4	/* - key ID for UID-specific keyring */
     20 #define KEY_SPEC_USER_SESSION_KEYRING	-5	/* - key ID for UID-session keyring */
     21 #define KEY_SPEC_GROUP_KEYRING		-6	/* - key ID for GID-specific keyring */
     22 #define KEY_SPEC_REQKEY_AUTH_KEY	-7	/* - key ID for assumed request_key auth key */
     23 #define KEY_SPEC_REQUESTOR_KEYRING	-8	/* - key ID for request_key() dest keyring */
     24 
     25 /* request-key default keyrings */
     26 #define KEY_REQKEY_DEFL_NO_CHANGE		-1
     27 #define KEY_REQKEY_DEFL_DEFAULT			0
     28 #define KEY_REQKEY_DEFL_THREAD_KEYRING		1
     29 #define KEY_REQKEY_DEFL_PROCESS_KEYRING		2
     30 #define KEY_REQKEY_DEFL_SESSION_KEYRING		3
     31 #define KEY_REQKEY_DEFL_USER_KEYRING		4
     32 #define KEY_REQKEY_DEFL_USER_SESSION_KEYRING	5
     33 #define KEY_REQKEY_DEFL_GROUP_KEYRING		6
     34 #define KEY_REQKEY_DEFL_REQUESTOR_KEYRING	7
     35 
     36 /* keyctl commands */
     37 #define KEYCTL_GET_KEYRING_ID		0	/* ask for a keyring's ID */
     38 #define KEYCTL_JOIN_SESSION_KEYRING	1	/* join or start named session keyring */
     39 #define KEYCTL_UPDATE			2	/* update a key */
     40 #define KEYCTL_REVOKE			3	/* revoke a key */
     41 #define KEYCTL_CHOWN			4	/* set ownership of a key */
     42 #define KEYCTL_SETPERM			5	/* set perms on a key */
     43 #define KEYCTL_DESCRIBE			6	/* describe a key */
     44 #define KEYCTL_CLEAR			7	/* clear contents of a keyring */
     45 #define KEYCTL_LINK			8	/* link a key into a keyring */
     46 #define KEYCTL_UNLINK			9	/* unlink a key from a keyring */
     47 #define KEYCTL_SEARCH			10	/* search for a key in a keyring */
     48 #define KEYCTL_READ			11	/* read a key or keyring's contents */
     49 #define KEYCTL_INSTANTIATE		12	/* instantiate a partially constructed key */
     50 #define KEYCTL_NEGATE			13	/* negate a partially constructed key */
     51 #define KEYCTL_SET_REQKEY_KEYRING	14	/* set default request-key keyring */
     52 #define KEYCTL_SET_TIMEOUT		15	/* set key timeout */
     53 #define KEYCTL_ASSUME_AUTHORITY		16	/* assume request_key() authorisation */
     54 #define KEYCTL_GET_SECURITY		17	/* get key security label */
     55 #define KEYCTL_SESSION_TO_PARENT	18	/* apply session keyring to parent process */
     56 #define KEYCTL_REJECT			19	/* reject a partially constructed key */
     57 #define KEYCTL_INSTANTIATE_IOV		20	/* instantiate a partially constructed key */
     58 
     59 #endif /*  _LINUX_KEYCTL_H */
     60