| /* |
| * SELinux support for the XFRM LSM hooks |
| * |
| * Author : Trent Jaeger, <jaegert@us.ibm.com> |
| * Updated : Venkat Yekkirala, <vyekkirala@TrustedCS.com> |
| */ |
| #ifndef _SELINUX_XFRM_H_ |
| #define _SELINUX_XFRM_H_ |
| |
| int selinux_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx); |
| int selinux_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new); |
| void selinux_xfrm_policy_free(struct xfrm_policy *xp); |
| int selinux_xfrm_policy_delete(struct xfrm_policy *xp); |
| int selinux_xfrm_state_alloc(struct xfrm_state *x, |
| struct xfrm_user_sec_ctx *sec_ctx, struct xfrm_sec_ctx *pol, u32 secid); |
| void selinux_xfrm_state_free(struct xfrm_state *x); |
| int selinux_xfrm_state_delete(struct xfrm_state *x); |
| int selinux_xfrm_policy_lookup(struct xfrm_policy *xp, u32 fl_secid, u8 dir); |
| int selinux_xfrm_state_pol_flow_match(struct xfrm_state *x, |
| struct xfrm_policy *xp, struct flowi *fl); |
| int selinux_xfrm_flow_state_match(struct flowi *fl, struct xfrm_state *xfrm); |
| int selinux_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall); |
| |
| |
| /* |
| * Extract the security blob from the sock (it's actually on the socket) |
| */ |
| static inline struct inode_security_struct *get_sock_isec(struct sock *sk) |
| { |
| if (!sk->sk_socket) |
| return NULL; |
| |
| return SOCK_INODE(sk->sk_socket)->i_security; |
| } |
| |
| #ifdef CONFIG_SECURITY_NETWORK_XFRM |
| int selinux_xfrm_sock_rcv_skb(u32 sid, struct sk_buff *skb, |
| struct avc_audit_data *ad); |
| int selinux_xfrm_postroute_last(u32 isec_sid, struct sk_buff *skb, |
| struct avc_audit_data *ad); |
| u32 selinux_socket_getpeer_stream(struct sock *sk); |
| u32 selinux_socket_getpeer_dgram(struct sk_buff *skb); |
| #else |
| static inline int selinux_xfrm_sock_rcv_skb(u32 isec_sid, struct sk_buff *skb, |
| struct avc_audit_data *ad) |
| { |
| return 0; |
| } |
| |
| static inline int selinux_xfrm_postroute_last(u32 isec_sid, struct sk_buff *skb, |
| struct avc_audit_data *ad) |
| { |
| return 0; |
| } |
| |
| static inline int selinux_socket_getpeer_stream(struct sock *sk) |
| { |
| return SECSID_NULL; |
| } |
| |
| static inline int selinux_socket_getpeer_dgram(struct sk_buff *skb) |
| { |
| return SECSID_NULL; |
| } |
| #endif |
| |
| #endif /* _SELINUX_XFRM_H_ */ |