[XFRM]: Define packet dropping statistics.

This statistics is shown factor dropped by transformation
at /proc/net/xfrm_stat for developer.
It is a counter designed from current transformation source code
and defined as linux private MIB.

See Documentation/networking/xfrm_proc.txt for the detail.

Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 31 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 */