__u8 proto;
};
+struct xfrm_sec_ctx {
+ __u8 ctx_doi;
+ __u8 ctx_alg;
+ __u16 ctx_len;
+ __u32 ctx_sid;
+ char ctx_str[0];
+};
+
+/* Security Context Domains of Interpretation */
+#define XFRM_SC_DOI_RESERVED 0
+#define XFRM_SC_DOI_LSM 1
+
+/* Security Context Algorithms */
+#define XFRM_SC_ALG_RESERVED 0
+#define XFRM_SC_ALG_SELINUX 1
+
/* Selector, used as selector both on policy rules (SPD) and SAs. */
struct xfrm_selector
XFRM_MSG_FLUSHPOLICY,
#define XFRM_MSG_FLUSHPOLICY XFRM_MSG_FLUSHPOLICY
+ XFRM_MSG_NEWAE,
+#define XFRM_MSG_NEWAE XFRM_MSG_NEWAE
+ XFRM_MSG_GETAE,
+#define XFRM_MSG_GETAE XFRM_MSG_GETAE
__XFRM_MSG_MAX
};
#define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1)
#define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE)
+/*
+ * Generic LSM security context for comunicating to user space
+ * NOTE: Same format as sadb_x_sec_ctx
+ */
+struct xfrm_user_sec_ctx {
+ __u16 len;
+ __u16 exttype;
+ __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */
+ __u8 ctx_doi;
+ __u16 ctx_len;
+};
+
struct xfrm_user_tmpl {
struct xfrm_id id;
__u16 family;
xfrm_address_t encap_oa;
};
+/* AEVENT flags */
+enum xfrm_ae_ftype_t {
+ XFRM_AE_UNSPEC,
+ XFRM_AE_RTHR=1, /* replay threshold*/
+ XFRM_AE_RVAL=2, /* replay value */
+ XFRM_AE_LVAL=4, /* lifetime value */
+ XFRM_AE_ETHR=8, /* expiry timer threshold */
+ XFRM_AE_CR=16, /* Event cause is replay update */
+ XFRM_AE_CE=32, /* Event cause is timer expiry */
+ XFRM_AE_CU=64, /* Event cause is policy update */
+ __XFRM_AE_MAX
+
+#define XFRM_AE_MAX (__XFRM_AE_MAX - 1)
+};
+
/* Netlink message attributes. */
enum xfrm_attr_type_t {
XFRMA_UNSPEC,
XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */
XFRMA_SA,
XFRMA_POLICY,
+ XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */
+ XFRMA_LTIME_VAL,
+ XFRMA_REPLAY_VAL,
+ XFRMA_REPLAY_THRESH,
+ XFRMA_ETIMER_THRESH,
__XFRMA_MAX
#define XFRMA_MAX (__XFRMA_MAX - 1)
__u8 proto;
};
+struct xfrm_aevent_id {
+ struct xfrm_usersa_id sa_id;
+ __u32 flags;
+};
+
struct xfrm_userspi_info {
struct xfrm_usersa_info info;
__u32 min;
__u8 proto;
};
+#ifndef __KERNEL__
+/* backwards compatibility for userspace */
#define XFRMGRP_ACQUIRE 1
#define XFRMGRP_EXPIRE 2
#define XFRMGRP_SA 4
#define XFRMGRP_POLICY 8
+#endif
+
+enum xfrm_nlgroups {
+ XFRMNLGRP_NONE,
+#define XFRMNLGRP_NONE XFRMNLGRP_NONE
+ XFRMNLGRP_ACQUIRE,
+#define XFRMNLGRP_ACQUIRE XFRMNLGRP_ACQUIRE
+ XFRMNLGRP_EXPIRE,
+#define XFRMNLGRP_EXPIRE XFRMNLGRP_EXPIRE
+ XFRMNLGRP_SA,
+#define XFRMNLGRP_SA XFRMNLGRP_SA
+ XFRMNLGRP_POLICY,
+#define XFRMNLGRP_POLICY XFRMNLGRP_POLICY
+ XFRMNLGRP_AEVENTS,
+#define XFRMNLGRP_AEVENTS XFRMNLGRP_AEVENTS
+ __XFRMNLGRP_MAX
+};
+#define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1)
#endif /* _LINUX_XFRM_H */