linux/net/netlabel/netlabel_calipso.h
Huw Davies a5e34490c3 netlabel: Add support for querying a CALIPSO DOI.
Query a specified DOI through the NLBL_CALIPSO_C_LIST command.
It requires the attribute:
 NLBL_CALIPSO_A_DOI.

The reply will contain:
 NLBL_CALIPSO_A_MTYPE

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
2016-06-27 15:02:47 -04:00

110 lines
2.9 KiB
C

/*
* NetLabel CALIPSO Support
*
* This file defines the CALIPSO functions for the NetLabel system. The
* NetLabel system manages static and dynamic label mappings for network
* protocols such as CIPSO and RIPSO.
*
* Authors: Paul Moore <paul@paul-moore.com>
* Huw Davies <huw@codeweavers.com>
*
*/
/* (c) Copyright Hewlett-Packard Development Company, L.P., 2006
* (c) Copyright Huw Davies <huw@codeweavers.com>, 2015
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef _NETLABEL_CALIPSO
#define _NETLABEL_CALIPSO
#include <net/netlabel.h>
#include <net/calipso.h>
/* The following NetLabel payloads are supported by the CALIPSO subsystem.
*
* o ADD:
* Sent by an application to add a new DOI mapping table.
*
* Required attributes:
*
* NLBL_CALIPSO_A_DOI
* NLBL_CALIPSO_A_MTYPE
*
* If using CALIPSO_MAP_PASS no additional attributes are required.
*
* o LIST:
* Sent by an application to list the details of a DOI definition. On
* success the kernel should send a response using the following format.
*
* Required attributes:
*
* NLBL_CALIPSO_A_DOI
*
* The valid response message format depends on the type of the DOI mapping,
* the defined formats are shown below.
*
* Required attributes:
*
* NLBL_CALIPSO_A_MTYPE
*
* If using CALIPSO_MAP_PASS no additional attributes are required.
*
*/
/* NetLabel CALIPSO commands */
enum {
NLBL_CALIPSO_C_UNSPEC,
NLBL_CALIPSO_C_ADD,
NLBL_CALIPSO_C_REMOVE,
NLBL_CALIPSO_C_LIST,
NLBL_CALIPSO_C_LISTALL,
__NLBL_CALIPSO_C_MAX,
};
/* NetLabel CALIPSO attributes */
enum {
NLBL_CALIPSO_A_UNSPEC,
NLBL_CALIPSO_A_DOI,
/* (NLA_U32)
* the DOI value */
NLBL_CALIPSO_A_MTYPE,
/* (NLA_U32)
* the mapping table type (defined in the calipso.h header as
* CALIPSO_MAP_*) */
__NLBL_CALIPSO_A_MAX,
};
#define NLBL_CALIPSO_A_MAX (__NLBL_CALIPSO_A_MAX - 1)
/* NetLabel protocol functions */
#if IS_ENABLED(CONFIG_IPV6)
int netlbl_calipso_genl_init(void);
#else
static inline int netlbl_calipso_genl_init(void)
{
return 0;
}
#endif
int calipso_doi_add(struct calipso_doi *doi_def,
struct netlbl_audit *audit_info);
void calipso_doi_free(struct calipso_doi *doi_def);
struct calipso_doi *calipso_doi_getdef(u32 doi);
void calipso_doi_putdef(struct calipso_doi *doi_def);
#endif