4 * Copyright (C)2006-2007 USAGI/WIDE Project
6 * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version
11 * 2 of the License, or (at your option) any later version.
13 #include <linux/proc_fs.h>
14 #include <linux/seq_file.h>
15 #include <linux/export.h>
19 static const struct snmp_mib xfrm_mib_list
[] = {
20 SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR
),
21 SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR
),
22 SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR
),
23 SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES
),
24 SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR
),
25 SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR
),
26 SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR
),
27 SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED
),
28 SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH
),
29 SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID
),
30 SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH
),
31 SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS
),
32 SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK
),
33 SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR
),
34 SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR
),
35 SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR
),
36 SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR
),
37 SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES
),
38 SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR
),
39 SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR
),
40 SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR
),
41 SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED
),
42 SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK
),
43 SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD
),
44 SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR
),
45 SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR
),
46 SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID
),
47 SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR
),
51 static int xfrm_statistics_seq_show(struct seq_file
*seq
, void *v
)
53 struct net
*net
= seq
->private;
55 for (i
=0; xfrm_mib_list
[i
].name
; i
++)
56 seq_printf(seq
, "%-24s\t%lu\n", xfrm_mib_list
[i
].name
,
57 snmp_fold_field((void __percpu
**)
58 net
->mib
.xfrm_statistics
,
59 xfrm_mib_list
[i
].entry
));
63 static int xfrm_statistics_seq_open(struct inode
*inode
, struct file
*file
)
65 return single_open_net(inode
, file
, xfrm_statistics_seq_show
);
68 static const struct file_operations xfrm_statistics_seq_fops
= {
70 .open
= xfrm_statistics_seq_open
,
73 .release
= single_release_net
,
76 int __net_init
xfrm_proc_init(struct net
*net
)
78 if (!proc_create("xfrm_stat", S_IRUGO
, net
->proc_net
,
79 &xfrm_statistics_seq_fops
))
84 void xfrm_proc_fini(struct net
*net
)
86 remove_proc_entry("xfrm_stat", net
->proc_net
);