225 строки
6.3 KiB
C
225 строки
6.3 KiB
C
/*
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* NetLabel Management Support
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*
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* This file defines the management functions for the NetLabel system. The
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* NetLabel system manages static and dynamic label mappings for network
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* protocols such as CIPSO and RIPSO.
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*
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* Author: Paul Moore <paul.moore@hp.com>
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*
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*/
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/*
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* (c) Copyright Hewlett-Packard Development Company, L.P., 2006
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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* the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef _NETLABEL_MGMT_H
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#define _NETLABEL_MGMT_H
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#include <net/netlabel.h>
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#include <asm/atomic.h>
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/*
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* The following NetLabel payloads are supported by the management interface.
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*
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* o ADD:
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* Sent by an application to add a domain mapping to the NetLabel system.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_DOMAIN
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* NLBL_MGMT_A_PROTOCOL
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*
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* If IPv4 is specified the following attributes are required:
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*
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* NLBL_MGMT_A_IPV4ADDR
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* NLBL_MGMT_A_IPV4MASK
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*
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* If IPv6 is specified the following attributes are required:
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*
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* NLBL_MGMT_A_IPV6ADDR
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* NLBL_MGMT_A_IPV6MASK
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*
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* If using NETLBL_NLTYPE_CIPSOV4 the following attributes are required:
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*
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* NLBL_MGMT_A_CV4DOI
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*
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* If using NETLBL_NLTYPE_UNLABELED no other attributes are required.
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*
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* o REMOVE:
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* Sent by an application to remove a domain mapping from the NetLabel
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* system.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_DOMAIN
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*
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* o LISTALL:
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* This message can be sent either from an application or by the kernel in
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* response to an application generated LISTALL message. When sent by an
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* application there is no payload and the NLM_F_DUMP flag should be set.
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* The kernel should respond with a series of the following messages.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_DOMAIN
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*
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* If the IP address selectors are not used the following attribute is
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* required:
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*
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* NLBL_MGMT_A_PROTOCOL
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*
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* If the IP address selectors are used then the following attritbute is
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* required:
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*
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* NLBL_MGMT_A_SELECTORLIST
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*
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* If the mapping is using the NETLBL_NLTYPE_CIPSOV4 type then the following
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* attributes are required:
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*
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* NLBL_MGMT_A_CV4DOI
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*
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* If the mapping is using the NETLBL_NLTYPE_UNLABELED type no other
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* attributes are required.
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*
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* o ADDDEF:
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* Sent by an application to set the default domain mapping for the NetLabel
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* system.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_PROTOCOL
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*
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* If using NETLBL_NLTYPE_CIPSOV4 the following attributes are required:
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*
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* NLBL_MGMT_A_CV4DOI
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*
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* If using NETLBL_NLTYPE_UNLABELED no other attributes are required.
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*
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* o REMOVEDEF:
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* Sent by an application to remove the default domain mapping from the
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* NetLabel system, there is no payload.
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*
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* o LISTDEF:
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* This message can be sent either from an application or by the kernel in
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* response to an application generated LISTDEF message. When sent by an
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* application there is no payload. On success the kernel should send a
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* response using the following format.
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*
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* If the IP address selectors are not used the following attribute is
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* required:
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*
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* NLBL_MGMT_A_PROTOCOL
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*
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* If the IP address selectors are used then the following attritbute is
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* required:
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*
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* NLBL_MGMT_A_SELECTORLIST
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*
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* If the mapping is using the NETLBL_NLTYPE_CIPSOV4 type then the following
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* attributes are required:
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*
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* NLBL_MGMT_A_CV4DOI
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*
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* If the mapping is using the NETLBL_NLTYPE_UNLABELED type no other
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* attributes are required.
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*
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* o PROTOCOLS:
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* Sent by an application to request a list of configured NetLabel protocols
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* in the kernel. When sent by an application there is no payload and the
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* NLM_F_DUMP flag should be set. The kernel should respond with a series of
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* the following messages.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_PROTOCOL
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*
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* o VERSION:
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* Sent by an application to request the NetLabel version. When sent by an
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* application there is no payload. This message type is also used by the
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* kernel to respond to an VERSION request.
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*
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* Required attributes:
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*
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* NLBL_MGMT_A_VERSION
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*
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*/
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/* NetLabel Management commands */
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enum {
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NLBL_MGMT_C_UNSPEC,
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NLBL_MGMT_C_ADD,
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NLBL_MGMT_C_REMOVE,
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NLBL_MGMT_C_LISTALL,
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NLBL_MGMT_C_ADDDEF,
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NLBL_MGMT_C_REMOVEDEF,
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NLBL_MGMT_C_LISTDEF,
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NLBL_MGMT_C_PROTOCOLS,
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NLBL_MGMT_C_VERSION,
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__NLBL_MGMT_C_MAX,
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};
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#define NLBL_MGMT_C_MAX (__NLBL_MGMT_C_MAX - 1)
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/* NetLabel Management attributes */
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enum {
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NLBL_MGMT_A_UNSPEC,
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NLBL_MGMT_A_DOMAIN,
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/* (NLA_NUL_STRING)
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* the NULL terminated LSM domain string */
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NLBL_MGMT_A_PROTOCOL,
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/* (NLA_U32)
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* the NetLabel protocol type (defined by NETLBL_NLTYPE_*) */
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NLBL_MGMT_A_VERSION,
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/* (NLA_U32)
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* the NetLabel protocol version number (defined by
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* NETLBL_PROTO_VERSION) */
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NLBL_MGMT_A_CV4DOI,
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/* (NLA_U32)
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* the CIPSOv4 DOI value */
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NLBL_MGMT_A_IPV6ADDR,
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/* (NLA_BINARY, struct in6_addr)
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* an IPv6 address */
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NLBL_MGMT_A_IPV6MASK,
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/* (NLA_BINARY, struct in6_addr)
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* an IPv6 address mask */
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NLBL_MGMT_A_IPV4ADDR,
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/* (NLA_BINARY, struct in_addr)
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* an IPv4 address */
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NLBL_MGMT_A_IPV4MASK,
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/* (NLA_BINARY, struct in_addr)
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* and IPv4 address mask */
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NLBL_MGMT_A_ADDRSELECTOR,
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/* (NLA_NESTED)
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* an IP address selector, must contain an address, mask, and protocol
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* attribute plus any protocol specific attributes */
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NLBL_MGMT_A_SELECTORLIST,
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/* (NLA_NESTED)
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* the selector list, there must be at least one
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* NLBL_MGMT_A_ADDRSELECTOR attribute */
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__NLBL_MGMT_A_MAX,
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};
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#define NLBL_MGMT_A_MAX (__NLBL_MGMT_A_MAX - 1)
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/* NetLabel protocol functions */
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int netlbl_mgmt_genl_init(void);
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/* NetLabel configured protocol reference counter */
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extern atomic_t netlabel_mgmt_protocount;
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#endif
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