file.c File Reference

#include "common.h"
#include <linux/slab.h>

Go to the source code of this file.

Functions
void	tomoyo_put_name_union (struct tomoyo_name_union *ptr)
matches @ptr, NULL otherwise.
struct tomoyo_path_info *	tomoyo_compare_name_union (const struct tomoyo_path_info *name, const struct tomoyo_name_union *ptr)
void	tomoyo_put_number_union (struct tomoyo_number_union *ptr)
bool	tomoyo_compare_number_union (const unsigned long value, const struct tomoyo_number_union *ptr)
int	tomoyo_execute_permission (struct tomoyo_request_info *r, const struct tomoyo_path_info *filename)
int	tomoyo_path_number_perm (const u8 type, struct path *path, unsigned long number)
int	tomoyo_check_open_permission (struct tomoyo_domain_info *domain, struct path *path, const int flag)
int	tomoyo_path_perm (const u8 operation, struct path *path, const char *target)
int	tomoyo_mkdev_perm (const u8 operation, struct path *path, const unsigned int mode, unsigned int dev)
int	tomoyo_path2_perm (const u8 operation, struct path *path1, struct path *path2)
int	tomoyo_write_file (struct tomoyo_acl_param *param)

Variables
const u8	tomoyo_pnnn2mac [TOMOYO_MAX_MKDEV_OPERATION]
const u8	tomoyo_pp2mac [TOMOYO_MAX_PATH2_OPERATION]
const u8	tomoyo_pn2mac [TOMOYO_MAX_PATH_NUMBER_OPERATION]

Function Documentation

int tomoyo_check_open_permission	(	struct tomoyo_domain_info *	domain,
		struct path *	path,
		const int	flag
	)

tomoyo_check_open_permission - Check permission for "read" and "write".

: Pointer to "struct tomoyo_domain_info". : Pointer to "struct path". : Flags for open().

Returns 0 on success, negative value otherwise.

Definition at line 735 of file file.c.

struct tomoyo_path_info* tomoyo_compare_name_union ( const struct tomoyo_path_info *  name, const struct tomoyo_name_union *  ptr  )

read

Definition at line 81 of file file.c.

bool tomoyo_compare_number_union	(	const unsigned long	value,
		const struct tomoyo_number_union *	ptr
	)

tomoyo_compare_number_union - Check whether a value matches "struct tomoyo_number_union" or not.

: Number to check. : Pointer to "struct tomoyo_number_union".

Returns true if matches , false otherwise.

Definition at line 111 of file file.c.

int tomoyo_execute_permission	(	struct tomoyo_request_info *	r,
		const struct tomoyo_path_info *	filename
	)

tomoyo_execute_permission - Check permission for execute operation.

: Pointer to "struct tomoyo_request_info". : Filename to check.

Returns 0 on success, negative value otherwise.

Caller holds tomoyo_read_lock().

Definition at line 587 of file file.c.

int tomoyo_mkdev_perm	(	const u8	operation,
		struct path *	path,
		const unsigned int	mode,
		unsigned int	dev
	)

tomoyo_mkdev_perm - Check permission for "mkblock" and "mkchar".

: Type of operation. (TOMOYO_TYPE_MKCHAR or TOMOYO_TYPE_MKBLOCK) : Pointer to "struct path". : Create mode. : Device number.

Returns 0 on success, negative value otherwise.

Definition at line 841 of file file.c.

int tomoyo_path2_perm	(	const u8	operation,
		struct path *	path1,
		struct path *	path2
	)

tomoyo_path2_perm - Check permission for "rename", "link" and "pivot_root".

: Type of operation. : Pointer to "struct path". : Pointer to "struct path".

Returns 0 on success, negative value otherwise.

Definition at line 885 of file file.c.

int tomoyo_path_number_perm	(	const u8	type,
		struct path *	path,
		unsigned long	number
	)

tomoyo_path_number_perm - Check permission for "create", "mkdir", "mkfifo", "mksock", "ioctl", "chmod", "chown", "chgrp".

: Type of operation. : Pointer to "struct path". : Number.

Returns 0 on success, negative value otherwise.

Definition at line 690 of file file.c.

int tomoyo_path_perm	(	const u8	operation,
		struct path *	path,
		const char *	target
	)

tomoyo_path_perm - Check permission for "unlink", "rmdir", "truncate", "symlink", "append", "chroot" and "unmount".

: Type of operation. : Pointer to "struct path". : Symlink's target if is TOMOYO_TYPE_SYMLINK, NULL otherwise.

Returns 0 on success, negative value otherwise.

Definition at line 785 of file file.c.

void tomoyo_put_name_union

(

struct tomoyo_name_union *

ptr

)

tomoyo_put_name_union - Drop reference on "struct tomoyo_name_union".

: Pointer to "struct tomoyo_name_union".

Returns nothing.

Definition at line 66 of file file.c.

void tomoyo_put_number_union

(

struct tomoyo_number_union *

ptr

)

tomoyo_put_number_union - Drop reference on "struct tomoyo_number_union".

: Pointer to "struct tomoyo_number_union".

Returns nothing.

Definition at line 98 of file file.c.

int tomoyo_write_file

(

struct tomoyo_acl_param *

param

)

tomoyo_write_file - Update file related list.

Parameters

Pointer to "struct tomoyo_acl_param".

Returns 0 on success, negative value otherwise.

Caller holds tomoyo_read_lock().

Definition at line 994 of file file.c.

Variable Documentation

const u8 tomoyo_pn2mac[TOMOYO_MAX_PATH_NUMBER_OPERATION]

Initial value:

= {
    [TOMOYO_TYPE_CREATE] = TOMOYO_MAC_FILE_CREATE,
    [TOMOYO_TYPE_MKDIR]  = TOMOYO_MAC_FILE_MKDIR,
    [TOMOYO_TYPE_MKFIFO] = TOMOYO_MAC_FILE_MKFIFO,
    [TOMOYO_TYPE_MKSOCK] = TOMOYO_MAC_FILE_MKSOCK,
    [TOMOYO_TYPE_IOCTL]  = TOMOYO_MAC_FILE_IOCTL,
    [TOMOYO_TYPE_CHMOD]  = TOMOYO_MAC_FILE_CHMOD,
    [TOMOYO_TYPE_CHOWN]  = TOMOYO_MAC_FILE_CHOWN,
    [TOMOYO_TYPE_CHGRP]  = TOMOYO_MAC_FILE_CHGRP,
}

Definition at line 48 of file file.c.

const u8 tomoyo_pnnn2mac[TOMOYO_MAX_MKDEV_OPERATION]

Initial value:

= {
    [TOMOYO_TYPE_MKBLOCK] = TOMOYO_MAC_FILE_MKBLOCK,
    [TOMOYO_TYPE_MKCHAR]  = TOMOYO_MAC_FILE_MKCHAR,
}

Definition at line 30 of file file.c.

const u8 tomoyo_pp2mac[TOMOYO_MAX_PATH2_OPERATION]

Initial value:

= {
    [TOMOYO_TYPE_LINK]       = TOMOYO_MAC_FILE_LINK,
    [TOMOYO_TYPE_RENAME]     = TOMOYO_MAC_FILE_RENAME,
    [TOMOYO_TYPE_PIVOT_ROOT] = TOMOYO_MAC_FILE_PIVOT_ROOT,
}

Definition at line 38 of file file.c.