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-rw-r--r--include/linux/snmp.h31
-rw-r--r--include/net/snmp.h5
-rw-r--r--include/net/xfrm.h18
3 files changed, 54 insertions, 0 deletions
diff --git a/include/linux/snmp.h b/include/linux/snmp.h
index 89f0c2b5f405..86d3effb2836 100644
--- a/include/linux/snmp.h
+++ b/include/linux/snmp.h
@@ -217,4 +217,35 @@ enum
__LINUX_MIB_MAX
};
+/* linux Xfrm mib definitions */
+enum
+{
+ LINUX_MIB_XFRMNUM = 0,
+ LINUX_MIB_XFRMINERROR, /* XfrmInError */
+ LINUX_MIB_XFRMINBUFFERERROR, /* XfrmInBufferError */
+ LINUX_MIB_XFRMINHDRERROR, /* XfrmInHdrError */
+ LINUX_MIB_XFRMINNOSTATES, /* XfrmInNoStates */
+ LINUX_MIB_XFRMINSTATEPROTOERROR, /* XfrmInStateProtoError */
+ LINUX_MIB_XFRMINSTATEMODEERROR, /* XfrmInStateModeError */
+ LINUX_MIB_XFRMINSEQOUTOFWINDOW, /* XfrmInSeqOutOfWindow */
+ LINUX_MIB_XFRMINSTATEEXPIRED, /* XfrmInStateExpired */
+ LINUX_MIB_XFRMINSTATEMISMATCH, /* XfrmInStateMismatch */
+ LINUX_MIB_XFRMINSTATEINVALID, /* XfrmInStateInvalid */
+ LINUX_MIB_XFRMINTMPLMISMATCH, /* XfrmInTmplMismatch */
+ LINUX_MIB_XFRMINNOPOLS, /* XfrmInNoPols */
+ LINUX_MIB_XFRMINPOLBLOCK, /* XfrmInPolBlock */
+ LINUX_MIB_XFRMINPOLERROR, /* XfrmInPolError */
+ LINUX_MIB_XFRMOUTERROR, /* XfrmOutError */
+ LINUX_MIB_XFRMOUTBUNDLEGENERROR, /* XfrmOutBundleGenError */
+ LINUX_MIB_XFRMOUTBUNDLECHECKERROR, /* XfrmOutBundleCheckError */
+ LINUX_MIB_XFRMOUTNOSTATES, /* XfrmOutNoStates */
+ LINUX_MIB_XFRMOUTSTATEPROTOERROR, /* XfrmOutStateProtoError */
+ LINUX_MIB_XFRMOUTSTATEMODEERROR, /* XfrmOutStateModeError */
+ LINUX_MIB_XFRMOUTSTATEEXPIRED, /* XfrmOutStateExpired */
+ LINUX_MIB_XFRMOUTPOLBLOCK, /* XfrmOutPolBlock */
+ LINUX_MIB_XFRMOUTPOLDEAD, /* XfrmOutPolDead */
+ LINUX_MIB_XFRMOUTPOLERROR, /* XfrmOutPolError */
+ __LINUX_MIB_XFRMMAX
+};
+
#endif /* _LINUX_SNMP_H */
diff --git a/include/net/snmp.h b/include/net/snmp.h
index fbb66663a42c..ce2f48507510 100644
--- a/include/net/snmp.h
+++ b/include/net/snmp.h
@@ -118,6 +118,11 @@ struct linux_mib {
unsigned long mibs[LINUX_MIB_MAX];
};
+/* Linux Xfrm */
+#define LINUX_MIB_XFRMMAX __LINUX_MIB_XFRMMAX
+struct linux_xfrm_mib {
+ unsigned long mibs[LINUX_MIB_XFRMMAX];
+};
/*
* FIXME: On x86 and some other CPUs the split into user and softirq parts
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index eea1c327c93e..a79702bcdcd0 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -19,6 +19,9 @@
#include <net/route.h>
#include <net/ipv6.h>
#include <net/ip6_fib.h>
+#ifdef CONFIG_XFRM_STATISTICS
+#include <net/snmp.h>
+#endif
#define XFRM_PROTO_ESP 50
#define XFRM_PROTO_AH 51
@@ -34,6 +37,17 @@
#define MODULE_ALIAS_XFRM_TYPE(family, proto) \
MODULE_ALIAS("xfrm-type-" __stringify(family) "-" __stringify(proto))
+#ifdef CONFIG_XFRM_STATISTICS
+DECLARE_SNMP_STAT(struct linux_xfrm_mib, xfrm_statistics);
+#define XFRM_INC_STATS(field) SNMP_INC_STATS(xfrm_statistics, field)
+#define XFRM_INC_STATS_BH(field) SNMP_INC_STATS_BH(xfrm_statistics, field)
+#define XFRM_INC_STATS_USER(field) SNMP_INC_STATS_USER(xfrm_statistics, field)
+#else
+#define XFRM_INC_STATS(field)
+#define XFRM_INC_STATS_BH(field)
+#define XFRM_INC_STATS_USER(field)
+#endif
+
extern struct sock *xfrm_nl;
extern u32 sysctl_xfrm_aevent_etime;
extern u32 sysctl_xfrm_aevent_rseqth;
@@ -1139,6 +1153,10 @@ static inline void xfrm6_fini(void)
}
#endif
+#ifdef CONFIG_XFRM_STATISTICS
+extern int xfrm_proc_init(void);
+#endif
+
extern int xfrm_state_walk(u8 proto, int (*func)(struct xfrm_state *, int, void*), void *);
extern struct xfrm_state *xfrm_state_alloc(void);
extern struct xfrm_state *xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,