1 files changed, 56 insertions, 0 deletions

diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
new file mode 100644
index 000000000000..1ba912749caa
--- /dev/null
+++ b/include/net/netns/xfrm.h
@@ -0,0 +1,56 @@
+#ifndef __NETNS_XFRM_H
+#define __NETNS_XFRM_H
+
+#include <linux/list.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+#include <linux/xfrm.h>
+
+struct ctl_table_header;
+
+struct xfrm_policy_hash {
+        struct hlist_head       *table;
+        unsigned int            hmask;
+};
+
+struct netns_xfrm {
+        struct list_head        state_all;
+        /*
+         * Hash table to find appropriate SA towards given target (endpoint of
+         * tunnel or destination of transport mode) allowed by selector.
+         *
+         * Main use is finding SA after policy selected tunnel or transport
+         * mode. Also, it can be used by ah/esp icmp error handler to find
+         * offending SA.
+         */
+        struct hlist_head       *state_bydst;
+        struct hlist_head       *state_bysrc;
+        struct hlist_head       *state_byspi;
+        unsigned int            state_hmask;
+        unsigned int            state_num;
+        struct work_struct      state_hash_work;
+        struct hlist_head       state_gc_list;
+        struct work_struct      state_gc_work;
+
+        wait_queue_head_t       km_waitq;
+
+        struct list_head        policy_all;
+        struct hlist_head       *policy_byidx;
+        unsigned int            policy_idx_hmask;
+        struct hlist_head       policy_inexact[XFRM_POLICY_MAX * 2];
+        struct xfrm_policy_hash policy_bydst[XFRM_POLICY_MAX * 2];
+        unsigned int            policy_count[XFRM_POLICY_MAX * 2];
+        struct work_struct      policy_hash_work;
+
+        struct sock             *nlsk;
+
+        u32                     sysctl_aevent_etime;
+        u32                     sysctl_aevent_rseqth;
+        int                     sysctl_larval_drop;
+        u32                     sysctl_acq_expires;
+#ifdef CONFIG_SYSCTL
+        struct ctl_table_header *sysctl_hdr;
+#endif
+};
+
+#endif