1/* keyctl.h: keyctl command IDs 2 * 3 * Copyright (C) 2004, 2008 Red Hat, Inc. All Rights Reserved. 4 * Written by David Howells (dhowells@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#include <linux/types.h> 16 17/* special process keyring shortcut IDs */ 18#define KEY_SPEC_THREAD_KEYRING -1 /* - key ID for thread-specific keyring */ 19#define KEY_SPEC_PROCESS_KEYRING -2 /* - key ID for process-specific keyring */ 20#define KEY_SPEC_SESSION_KEYRING -3 /* - key ID for session-specific keyring */ 21#define KEY_SPEC_USER_KEYRING -4 /* - key ID for UID-specific keyring */ 22#define KEY_SPEC_USER_SESSION_KEYRING -5 /* - key ID for UID-session keyring */ 23#define KEY_SPEC_GROUP_KEYRING -6 /* - key ID for GID-specific keyring */ 24#define KEY_SPEC_REQKEY_AUTH_KEY -7 /* - key ID for assumed request_key auth key */ 25#define KEY_SPEC_REQUESTOR_KEYRING -8 /* - key ID for request_key() dest keyring */ 26 27/* request-key default keyrings */ 28#define KEY_REQKEY_DEFL_NO_CHANGE -1 29#define KEY_REQKEY_DEFL_DEFAULT 0 30#define KEY_REQKEY_DEFL_THREAD_KEYRING 1 31#define KEY_REQKEY_DEFL_PROCESS_KEYRING 2 32#define KEY_REQKEY_DEFL_SESSION_KEYRING 3 33#define KEY_REQKEY_DEFL_USER_KEYRING 4 34#define KEY_REQKEY_DEFL_USER_SESSION_KEYRING 5 35#define KEY_REQKEY_DEFL_GROUP_KEYRING 6 36#define KEY_REQKEY_DEFL_REQUESTOR_KEYRING 7 37 38/* keyctl commands */ 39#define KEYCTL_GET_KEYRING_ID 0 /* ask for a keyring's ID */ 40#define KEYCTL_JOIN_SESSION_KEYRING 1 /* join or start named session keyring */ 41#define KEYCTL_UPDATE 2 /* update a key */ 42#define KEYCTL_REVOKE 3 /* revoke a key */ 43#define KEYCTL_CHOWN 4 /* set ownership of a key */ 44#define KEYCTL_SETPERM 5 /* set perms on a key */ 45#define KEYCTL_DESCRIBE 6 /* describe a key */ 46#define KEYCTL_CLEAR 7 /* clear contents of a keyring */ 47#define KEYCTL_LINK 8 /* link a key into a keyring */ 48#define KEYCTL_UNLINK 9 /* unlink a key from a keyring */ 49#define KEYCTL_SEARCH 10 /* search for a key in a keyring */ 50#define KEYCTL_READ 11 /* read a key or keyring's contents */ 51#define KEYCTL_INSTANTIATE 12 /* instantiate a partially constructed key */ 52#define KEYCTL_NEGATE 13 /* negate a partially constructed key */ 53#define KEYCTL_SET_REQKEY_KEYRING 14 /* set default request-key keyring */ 54#define KEYCTL_SET_TIMEOUT 15 /* set key timeout */ 55#define KEYCTL_ASSUME_AUTHORITY 16 /* assume request_key() authorisation */ 56#define KEYCTL_GET_SECURITY 17 /* get key security label */ 57#define KEYCTL_SESSION_TO_PARENT 18 /* apply session keyring to parent process */ 58#define KEYCTL_REJECT 19 /* reject a partially constructed key */ 59#define KEYCTL_INSTANTIATE_IOV 20 /* instantiate a partially constructed key */ 60#define KEYCTL_INVALIDATE 21 /* invalidate a key */ 61#define KEYCTL_GET_PERSISTENT 22 /* get a user's persistent keyring */ 62#define KEYCTL_DH_COMPUTE 23 /* Compute Diffie-Hellman values */ 63 64/* keyctl structures */ 65struct keyctl_dh_params { 66 __s32 private; 67 __s32 prime; 68 __s32 base; 69}; 70 71#endif /* _LINUX_KEYCTL_H */ 72