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v6.8
 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * xfrm_proc.c
 4 *
 5 * Copyright (C)2006-2007 USAGI/WIDE Project
 6 *
 7 * Authors:	Masahide NAKAMURA <nakam@linux-ipv6.org>
 
 
 
 
 
 8 */
 9#include <linux/proc_fs.h>
10#include <linux/seq_file.h>
11#include <linux/export.h>
12#include <net/snmp.h>
13#include <net/xfrm.h>
14
15static const struct snmp_mib xfrm_mib_list[] = {
16	SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR),
17	SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR),
18	SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR),
19	SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES),
20	SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR),
21	SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR),
22	SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR),
23	SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED),
24	SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH),
25	SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID),
26	SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH),
27	SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS),
28	SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK),
29	SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR),
30	SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR),
31	SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR),
32	SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR),
33	SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES),
34	SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR),
35	SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR),
36	SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR),
37	SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED),
38	SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK),
39	SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD),
40	SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR),
41	SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR),
42	SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID),
43	SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR),
44	SNMP_MIB_SENTINEL
45};
46
47static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
48{
49	unsigned long buff[LINUX_MIB_XFRMMAX];
50	struct net *net = seq->private;
51	int i;
52
53	memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);
54
55	snmp_get_cpu_field_batch(buff, xfrm_mib_list,
56				 net->mib.xfrm_statistics);
57	for (i = 0; xfrm_mib_list[i].name; i++)
58		seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
59						buff[i]);
60
61	return 0;
62}
63
 
 
 
 
 
 
 
 
 
 
 
 
 
64int __net_init xfrm_proc_init(struct net *net)
65{
66	if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net,
67			 xfrm_statistics_seq_show, NULL))
68		return -ENOMEM;
69	return 0;
70}
71
72void xfrm_proc_fini(struct net *net)
73{
74	remove_proc_entry("xfrm_stat", net->proc_net);
75}
v4.10.11
 
 1/*
 2 * xfrm_proc.c
 3 *
 4 * Copyright (C)2006-2007 USAGI/WIDE Project
 5 *
 6 * Authors:	Masahide NAKAMURA <nakam@linux-ipv6.org>
 7 *
 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.
12 */
13#include <linux/proc_fs.h>
14#include <linux/seq_file.h>
15#include <linux/export.h>
16#include <net/snmp.h>
17#include <net/xfrm.h>
18
19static 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),
48	SNMP_MIB_SENTINEL
49};
50
51static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
52{
53	unsigned long buff[LINUX_MIB_XFRMMAX];
54	struct net *net = seq->private;
55	int i;
56
57	memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);
58
59	snmp_get_cpu_field_batch(buff, xfrm_mib_list,
60				 net->mib.xfrm_statistics);
61	for (i = 0; xfrm_mib_list[i].name; i++)
62		seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
63						buff[i]);
64
65	return 0;
66}
67
68static int xfrm_statistics_seq_open(struct inode *inode, struct file *file)
69{
70	return single_open_net(inode, file, xfrm_statistics_seq_show);
71}
72
73static const struct file_operations xfrm_statistics_seq_fops = {
74	.owner	 = THIS_MODULE,
75	.open	 = xfrm_statistics_seq_open,
76	.read	 = seq_read,
77	.llseek	 = seq_lseek,
78	.release = single_release_net,
79};
80
81int __net_init xfrm_proc_init(struct net *net)
82{
83	if (!proc_create("xfrm_stat", S_IRUGO, net->proc_net,
84			 &xfrm_statistics_seq_fops))
85		return -ENOMEM;
86	return 0;
87}
88
89void xfrm_proc_fini(struct net *net)
90{
91	remove_proc_entry("xfrm_stat", net->proc_net);
92}