Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / include / linux / xfrm.h

diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index fd2ef74..6b42cc4 100644 (file)
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -27,6 +27,22 @@ struct xfrm_id
        __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
@@ -140,12 +156,28 @@ enum {
        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;
@@ -166,6 +198,21 @@ struct xfrm_encap_tmpl {
        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,
@@ -174,6 +221,13 @@ enum xfrm_attr_type_t {
        XFRMA_ALG_COMP,         /* struct xfrm_algo */
        XFRMA_ENCAP,            /* struct xfrm_algo + struct xfrm_encap_tmpl */
        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)
@@ -194,6 +248,7 @@ struct xfrm_usersa_info {
        __u8                            flags;
 #define XFRM_STATE_NOECN       1
 #define XFRM_STATE_DECAP_DSCP  2
+#define XFRM_STATE_NOPMTUDISC  4
 };
 
 struct xfrm_usersa_id {
@@ -203,6 +258,11 @@ struct xfrm_usersa_id {
        __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;
@@ -255,7 +315,29 @@ struct xfrm_usersa_flush {
        __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 */