groups.c File Reference

#include <linux/cred.h>
#include <linux/export.h>
#include <linux/slab.h>
#include <linux/security.h>
#include <linux/syscalls.h>
#include <asm/uaccess.h>

Go to the source code of this file.

Functions
struct group_info *	groups_alloc (int gidsetsize)
	EXPORT_SYMBOL (groups_alloc)
void	groups_free (struct group_info *group_info)
	EXPORT_SYMBOL (groups_free)
int	groups_search (const struct group_info *group_info, kgid_t grp)
int	set_groups (struct cred *new, struct group_info *group_info)
	EXPORT_SYMBOL (set_groups)
int	set_current_groups (struct group_info *group_info)
	EXPORT_SYMBOL (set_current_groups)
	SYSCALL_DEFINE2 (getgroups, int, gidsetsize, gid_t __user *, grouplist)
	SYSCALL_DEFINE2 (setgroups, int, gidsetsize, gid_t __user *, grouplist)
int	in_group_p (kgid_t grp)
	EXPORT_SYMBOL (in_group_p)
int	in_egroup_p (kgid_t grp)
	EXPORT_SYMBOL (in_egroup_p)

Variables
struct group_info	init_groups = { .usage = ATOMIC_INIT(2) }

Function Documentation

EXPORT_SYMBOL

(

groups_alloc

)

EXPORT_SYMBOL

(

groups_free

)

EXPORT_SYMBOL

(

set_groups

)

EXPORT_SYMBOL

(

set_current_groups

)

EXPORT_SYMBOL

(

in_group_p

)

EXPORT_SYMBOL

(

in_egroup_p

)

struct group_info* groups_alloc ( int  gidsetsize )

read

Definition at line 14 of file groups.c.

void groups_free

(

struct group_info *

group_info

)

Definition at line 53 of file groups.c.

int groups_search	(	const struct group_info *	group_info,
		kgid_t	grp
	)

Definition at line 135 of file groups.c.

int in_egroup_p

(

kgid_t

grp

)

Definition at line 271 of file groups.c.

int in_group_p

(

kgid_t

grp

)

Definition at line 259 of file groups.c.

int set_current_groups

(

struct group_info *

group_info

)

set_current_groups - Change current's group subscription : The group list to impose

Validate a group subscription and, if valid, impose it upon current's task security record.

Definition at line 182 of file groups.c.

int set_groups	(	struct cred *	new,
		struct group_info *	group_info
	)

set_groups - Change a group subscription in a set of credentials : The newly prepared set of credentials to alter : The group list to install

Validate a group subscription and, if valid, insert it into a set of credentials.

Definition at line 164 of file groups.c.

SYSCALL_DEFINE2	(	getgroups	,
		int	,
		gidsetsize	,
		gid_t __user *	,
		grouplist
	)

Definition at line 202 of file groups.c.

SYSCALL_DEFINE2	(	setgroups	,
		int	,
		gidsetsize	,
		gid_t __user *	,
		grouplist
	)

Definition at line 231 of file groups.c.

Variable Documentation

struct group_info init_groups = { .usage = ATOMIC_INIT(2) }

Definition at line 12 of file groups.c.