process_keys.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/keyctl.h>
#include <linux/fs.h>
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/security.h>
#include <linux/user_namespace.h>
#include <asm/uaccess.h>
#include "internal.h"

Go to the source code of this file.

Functions
int	install_user_keyrings (void)
int	install_thread_keyring_to_cred (struct cred *new)
int	install_process_keyring_to_cred (struct cred *new)
int	install_session_keyring_to_cred (struct cred *cred, struct key *keyring)
void	key_fsuid_changed (struct task_struct *tsk)
void	key_fsgid_changed (struct task_struct *tsk)
key_ref_t	search_my_process_keyrings (struct key_type *type, const void *description, key_match_func_t match, bool no_state_check, const struct cred *cred)
key_ref_t	search_process_keyrings (struct key_type *type, const void *description, key_match_func_t match, const struct cred *cred)
int	lookup_user_key_possessed (const struct key *key, const void *target)
key_ref_t	lookup_user_key (key_serial_t id, unsigned long lflags, key_perm_t perm)
long	join_session_keyring (const char *name)
void	key_change_session_keyring (struct callback_head *twork)

Variables
struct key_user	root_key_user

Function Documentation

int install_process_keyring_to_cred

(

struct cred *

new

)

Definition at line 170 of file process_keys.c.

int install_session_keyring_to_cred	(	struct cred *	cred,
		struct key *	keyring
	)

Definition at line 224 of file process_keys.c.

int install_thread_keyring_to_cred

(

struct cred *

new

)

Definition at line 128 of file process_keys.c.

int install_user_keyrings

(

void

)

Definition at line 43 of file process_keys.c.

long join_session_keyring

(

const char *

name

)

Definition at line 765 of file process_keys.c.

void key_change_session_keyring

(

struct callback_head *

twork

)

Definition at line 838 of file process_keys.c.

void key_fsgid_changed

(

struct task_struct *

tsk

)

Definition at line 300 of file process_keys.c.

void key_fsuid_changed

(

struct task_struct *

tsk

)

Definition at line 286 of file process_keys.c.

key_ref_t lookup_user_key	(	key_serial_t	id,
		unsigned long	lflags,
		key_perm_t	perm
	)

Definition at line 536 of file process_keys.c.

int lookup_user_key_possessed	(	const struct key *	key,
		const void *	target
	)

Definition at line 513 of file process_keys.c.

key_ref_t search_my_process_keyrings	(	struct key_type *	type,
		const void *	description,
		key_match_func_t	match,
		bool	no_state_check,
		const struct cred *	cred
	)

Definition at line 332 of file process_keys.c.

key_ref_t search_process_keyrings	(	struct key_type *	type,
		const void *	description,
		key_match_func_t	match,
		const struct cred *	cred
	)

Definition at line 454 of file process_keys.c.

Variable Documentation

struct key_user root_key_user

Initial value:

= {
    .usage      = ATOMIC_INIT(3),
    .cons_lock  = __MUTEX_INITIALIZER(root_key_user.cons_lock),
    .lock       = __SPIN_LOCK_UNLOCKED(root_key_user.lock),
    .nkeys      = ATOMIC_INIT(2),
    .nikeys     = ATOMIC_INIT(2),
    .uid        = GLOBAL_ROOT_UID,
}

Definition at line 31 of file process_keys.c.