LXR linux/security/selinux/include/netlabel.h

   1/*
   2 * SELinux interface to the NetLabel subsystem
   3 *
   4 * Author: Paul Moore <paul@paul-moore.com>
   5 *
   6 */
   7
   8/*
   9 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
  10 *
  11 * This program is free software;  you can redistribute it and/or modify
  12 * it under the terms of the GNU General Public License as published by
  13 * the Free Software Foundation; either version 2 of the License, or
  14 * (at your option) any later version.
  15 *
  16 * This program is distributed in the hope that it will be useful,
  17 * but WITHOUT ANY WARRANTY;  without even the implied warranty of
  18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  19 * the GNU General Public License for more details.
  20 *
  21 * You should have received a copy of the GNU General Public License
  22 * along with this program;  if not, write to the Free Software
  23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  24 *
  25 */
  26
  27#ifndef _SELINUX_NETLABEL_H_
  28#define _SELINUX_NETLABEL_H_
  29
  30#include <linux/types.h>
  31#include <linux/fs.h>
  32#include <linux/net.h>
  33#include <linux/skbuff.h>
  34#include <net/sock.h>
  35#include <net/request_sock.h>
  36
  37#include "avc.h"
  38#include "objsec.h"
  39
  40#ifdef CONFIG_NETLABEL
  41void selinux_netlbl_cache_invalidate(void);
  42
  43void selinux_netlbl_err(struct sk_buff *skb, int error, int gateway);
  44
  45void selinux_netlbl_sk_security_free(struct sk_security_struct *sksec);
  46void selinux_netlbl_sk_security_reset(struct sk_security_struct *sksec);
  47
  48int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
  49                                 u16 family,
  50                                 u32 *type,
  51                                 u32 *sid);
  52int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
  53                                 u16 family,
  54                                 u32 sid);
  55
  56int selinux_netlbl_inet_conn_request(struct request_sock *req, u16 family);
  57void selinux_netlbl_inet_csk_clone(struct sock *sk, u16 family);
  58int selinux_netlbl_socket_post_create(struct sock *sk, u16 family);
  59int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec,
  60                                struct sk_buff *skb,
  61                                u16 family,
  62                                struct common_audit_data *ad);
  63int selinux_netlbl_socket_setsockopt(struct socket *sock,
  64                                     int level,
  65                                     int optname);
  66int selinux_netlbl_socket_connect(struct sock *sk, struct sockaddr *addr);
  67
  68#else
  69static inline void selinux_netlbl_cache_invalidate(void)
  70{
  71        return;
  72}
  73
  74static inline void selinux_netlbl_err(struct sk_buff *skb,
  75                                      int error,
  76                                      int gateway)
  77{
  78        return;
  79}
  80
  81static inline void selinux_netlbl_sk_security_free(
  82                                               struct sk_security_struct *sksec)
  83{
  84        return;
  85}
  86
  87static inline void selinux_netlbl_sk_security_reset(
  88                                               struct sk_security_struct *sksec)
  89{
  90        return;
  91}
  92
  93static inline int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
  94                                               u16 family,
  95                                               u32 *type,
  96                                               u32 *sid)
  97{
  98        *type = NETLBL_NLTYPE_NONE;
  99        *sid = SECSID_NULL;
 100        return 0;
 101}
 102static inline int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
 103                                               u16 family,
 104                                               u32 sid)
 105{
 106        return 0;
 107}
 108
 109static inline int selinux_netlbl_conn_setsid(struct sock *sk,
 110                                             struct sockaddr *addr)
 111{
 112        return 0;
 113}
 114
 115static inline int selinux_netlbl_inet_conn_request(struct request_sock *req,
 116                                                   u16 family)
 117{
 118        return 0;
 119}
 120static inline void selinux_netlbl_inet_csk_clone(struct sock *sk, u16 family)
 121{
 122        return;
 123}
 124static inline int selinux_netlbl_socket_post_create(struct sock *sk,
 125                                                    u16 family)
 126{
 127        return 0;
 128}
 129static inline int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec,
 130                                              struct sk_buff *skb,
 131                                              u16 family,
 132                                              struct common_audit_data *ad)
 133{
 134        return 0;
 135}
 136static inline int selinux_netlbl_socket_setsockopt(struct socket *sock,
 137                                                   int level,
 138                                                   int optname)
 139{
 140        return 0;
 141}
 142static inline int selinux_netlbl_socket_connect(struct sock *sk,
 143                                                struct sockaddr *addr)
 144{
 145        return 0;
 146}
 147#endif /* CONFIG_NETLABEL */
 148
 149#endif
 150