http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/key-ui.h

/* key-ui.h: key userspace interface stuff * * Copyright (C) 2004 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 License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_KEY_UI_H #define _LINUX_KEY_UI_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 */ /* * the keyring payload contains a list of the keys to which the keyring is * subscribed */ struct keyring_list { struct rcu_head rcu; /* RCU deletion hook */ unsigned short maxkeys; /* max keys this list can hold */ unsigned short nkeys; /* number of keys currently held */ unsigned short delkey; /* key to be unlinked by RCU */ 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 */