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, u16 family, int error,
  44                        int gateway);
  45
  46void selinux_netlbl_sk_security_free(struct sk_security_struct *sksec);
  47void selinux_netlbl_sk_security_reset(struct sk_security_struct *sksec);
  48
  49int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
  50                                 u16 family,
  51                                 u32 *type,
  52                                 u32 *sid);
  53int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
  54                                 u16 family,
  55                                 u32 sid);
  56
  57int selinux_netlbl_inet_conn_request(struct request_sock *req, u16 family);
  58void selinux_netlbl_inet_csk_clone(struct sock *sk, u16 family);
  59int selinux_netlbl_socket_post_create(struct sock *sk, u16 family);
  60int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec,
  61                                struct sk_buff *skb,
  62                                u16 family,
  63                                struct common_audit_data *ad);
  64int selinux_netlbl_socket_setsockopt(struct socket *sock,
  65                                     int level,
  66                                     int optname);
  67int selinux_netlbl_socket_connect(struct sock *sk, struct sockaddr *addr);
  68
  69#else
  70static inline void selinux_netlbl_cache_invalidate(void)
  71{
  72        return;
  73}
  74
  75static inline void selinux_netlbl_err(struct sk_buff *skb,
  76                                      u16 family,
  77                                      int error,
  78                                      int gateway)
  79{
  80        return;
  81}
  82
  83static inline void selinux_netlbl_sk_security_free(
  84                                               struct sk_security_struct *sksec)
  85{
  86        return;
  87}
  88
  89static inline void selinux_netlbl_sk_security_reset(
  90                                               struct sk_security_struct *sksec)
  91{
  92        return;
  93}
  94
  95static inline int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
  96                                               u16 family,
  97                                               u32 *type,
  98                                               u32 *sid)
  99{
 100        *type = NETLBL_NLTYPE_NONE;
 101        *sid = SECSID_NULL;
 102        return 0;
 103}
 104static inline int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
 105                                               u16 family,
 106                                               u32 sid)
 107{
 108        return 0;
 109}
 110
 111static inline int selinux_netlbl_conn_setsid(struct sock *sk,
 112                                             struct sockaddr *addr)
 113{
 114        return 0;
 115}
 116
 117static inline int selinux_netlbl_inet_conn_request(struct request_sock *req,
 118                                                   u16 family)
 119{
 120        return 0;
 121}
 122static inline void selinux_netlbl_inet_csk_clone(struct sock *sk, u16 family)
 123{
 124        return;
 125}
 126static inline int selinux_netlbl_socket_post_create(struct sock *sk,
 127                                                    u16 family)
 128{
 129        return 0;
 130}
 131static inline int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec,
 132                                              struct sk_buff *skb,
 133                                              u16 family,
 134                                              struct common_audit_data *ad)
 135{
 136        return 0;
 137}
 138static inline int selinux_netlbl_socket_setsockopt(struct socket *sock,
 139                                                   int level,
 140                                                   int optname)
 141{
 142        return 0;
 143}
 144static inline int selinux_netlbl_socket_connect(struct sock *sk,
 145                                                struct sockaddr *addr)
 146{
 147        return 0;
 148}
 149#endif /* CONFIG_NETLABEL */
 150
 151#endif
 152