| /* | |
| * 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, struct sock *sk); | |
| 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, | |
| struct xfrm_policy *xp); | |
| /* | |
| * 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); | |
| int selinux_xfrm_decode_session(struct sk_buff *skb, u32 *sid, int ckall); | |
| #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; | |
| } | |
| static inline int selinux_xfrm_decode_session(struct sk_buff *skb, u32 *sid, int ckall) | |
| { | |
| *sid = SECSID_NULL; | |
| return 0; | |
| } | |
| #endif | |
| #endif /* _SELINUX_XFRM_H_ */ |