Commit e9e349b0 authored by David Howells's avatar David Howells Committed by James Morris

KEYS: Disperse linux/key_ui.h

Disperse the bits of linux/key_ui.h as the reason they were put here (keyfs)
didn't get in.
Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
Reviewed-by: default avatarJames Morris <jmorris@namei.org>
Signed-off-by: default avatarJames Morris <jmorris@namei.org>
parent 76aac0e9
/* key-ui.h: key userspace interface stuff
/* Keyring key type
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
* 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
......@@ -9,23 +9,11 @@
* 2 of the License, or (at your option) any later version.
*/
#ifndef _LINUX_KEY_UI_H
#define _LINUX_KEY_UI_H
#ifndef _KEYS_KEYRING_TYPE_H
#define _KEYS_KEYRING_TYPE_H
#include <linux/key.h>
/* the key tree */
extern struct rb_root key_serial_tree;
extern spinlock_t key_serial_lock;
/* required permissions */
#define KEY_VIEW 0x01 /* require permission to view attributes */
#define KEY_READ 0x02 /* require permission to read content */
#define KEY_WRITE 0x04 /* require permission to update / modify */
#define KEY_SEARCH 0x08 /* require permission to search (keyring) or find (key) */
#define KEY_LINK 0x10 /* require permission to link */
#define KEY_SETATTR 0x20 /* require permission to change attributes */
#define KEY_ALL 0x3f /* all the above permissions */
#include <linux/rcupdate.h>
/*
* the keyring payload contains a list of the keys to which the keyring is
......@@ -39,28 +27,5 @@ struct keyring_list {
struct key *keys[0];
};
/*
* check to see whether permission is granted to use a key in the desired way
*/
extern int key_task_permission(const key_ref_t key_ref,
struct task_struct *context,
key_perm_t perm);
static inline int key_permission(const key_ref_t key_ref, key_perm_t perm)
{
return key_task_permission(key_ref, current, perm);
}
extern key_ref_t lookup_user_key(struct task_struct *context,
key_serial_t id, int create, int partial,
key_perm_t perm);
extern long join_session_keyring(const char *name);
extern struct key_type *key_type_lookup(const char *type);
extern void key_type_put(struct key_type *ktype);
#define key_negative_timeout 60 /* default timeout on a negative key's existence */
#endif /* _LINUX_KEY_UI_H */
#endif /* _KEYS_KEYRING_TYPE_H */
......@@ -13,7 +13,6 @@
#define _INTERNAL_H
#include <linux/key-type.h>
#include <linux/key-ui.h>
static inline __attribute__((format(printf, 1, 2)))
void no_printk(const char *fmt, ...)
......@@ -82,6 +81,9 @@ extern struct mutex key_construction_mutex;
extern wait_queue_head_t request_key_conswq;
extern struct key_type *key_type_lookup(const char *type);
extern void key_type_put(struct key_type *ktype);
extern int __key_link(struct key *keyring, struct key *key);
extern key_ref_t __keyring_search_one(key_ref_t keyring_ref,
......@@ -118,6 +120,33 @@ extern struct key *request_key_and_link(struct key_type *type,
struct key *dest_keyring,
unsigned long flags);
extern key_ref_t lookup_user_key(struct task_struct *context,
key_serial_t id, int create, int partial,
key_perm_t perm);
extern long join_session_keyring(const char *name);
/*
* check to see whether permission is granted to use a key in the desired way
*/
extern int key_task_permission(const key_ref_t key_ref,
struct task_struct *context,
key_perm_t perm);
static inline int key_permission(const key_ref_t key_ref, key_perm_t perm)
{
return key_task_permission(key_ref, current, perm);
}
/* required permissions */
#define KEY_VIEW 0x01 /* require permission to view attributes */
#define KEY_READ 0x02 /* require permission to read content */
#define KEY_WRITE 0x04 /* require permission to update / modify */
#define KEY_SEARCH 0x08 /* require permission to search (keyring) or find (key) */
#define KEY_LINK 0x10 /* require permission to link */
#define KEY_SETATTR 0x20 /* require permission to change attributes */
#define KEY_ALL 0x3f /* all the above permissions */
/*
* request_key authorisation
*/
......
......@@ -16,6 +16,7 @@
#include <linux/security.h>
#include <linux/seq_file.h>
#include <linux/err.h>
#include <keys/keyring-type.h>
#include <asm/uaccess.h>
#include "internal.h"
......
......@@ -19,6 +19,8 @@
#include <linux/slab.h>
#include "internal.h"
#define key_negative_timeout 60 /* default timeout on a negative key's existence */
/*
* wait_on_bit() sleep function for uninterruptible waiting
*/
......
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