| /* Key management controls |
| * |
| * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved. |
| * Written by David Howells (dhowells@redhat.com) |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public Licence |
| * as published by the Free Software Foundation; either version |
| * 2 of the Licence, or (at your option) any later version. |
| */ |
| |
| #include <linux/key.h> |
| #include <linux/sysctl.h> |
| #include "internal.h" |
| |
| static const int zero, one = 1, max = INT_MAX; |
| |
| ctl_table key_sysctls[] = { |
| { |
| .procname = "maxkeys", |
| .data = &key_quota_maxkeys, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &one, |
| .extra2 = (void *) &max, |
| }, |
| { |
| .procname = "maxbytes", |
| .data = &key_quota_maxbytes, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &one, |
| .extra2 = (void *) &max, |
| }, |
| { |
| .procname = "root_maxkeys", |
| .data = &key_quota_root_maxkeys, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &one, |
| .extra2 = (void *) &max, |
| }, |
| { |
| .procname = "root_maxbytes", |
| .data = &key_quota_root_maxbytes, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &one, |
| .extra2 = (void *) &max, |
| }, |
| { |
| .procname = "gc_delay", |
| .data = &key_gc_delay, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &zero, |
| .extra2 = (void *) &max, |
| }, |
| #ifdef CONFIG_PERSISTENT_KEYRINGS |
| { |
| .procname = "persistent_keyring_expiry", |
| .data = &persistent_keyring_expiry, |
| .maxlen = sizeof(unsigned), |
| .mode = 0644, |
| .proc_handler = proc_dointvec_minmax, |
| .extra1 = (void *) &zero, |
| .extra2 = (void *) &max, |
| }, |
| #endif |
| { } |
| }; |