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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}
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_ITEM("XfrmOutStateDirError", LINUX_MIB_XFRMOUTSTATEDIRERROR),
45 SNMP_MIB_ITEM("XfrmInStateDirError", LINUX_MIB_XFRMINSTATEDIRERROR),
46 SNMP_MIB_SENTINEL
47};
48
49static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
50{
51 unsigned long buff[LINUX_MIB_XFRMMAX];
52 struct net *net = seq->private;
53 int i;
54
55 memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);
56
57 xfrm_state_update_stats(net);
58 snmp_get_cpu_field_batch(buff, xfrm_mib_list,
59 net->mib.xfrm_statistics);
60 for (i = 0; xfrm_mib_list[i].name; i++)
61 seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
62 buff[i]);
63
64 return 0;
65}
66
67int __net_init xfrm_proc_init(struct net *net)
68{
69 if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net,
70 xfrm_statistics_seq_show, NULL))
71 return -ENOMEM;
72 return 0;
73}
74
75void xfrm_proc_fini(struct net *net)
76{
77 remove_proc_entry("xfrm_stat", net->proc_net);
78}