^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * xfrm_proc.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C)2006-2007 USAGI/WIDE Project
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/proc_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/seq_file.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/export.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <net/snmp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <net/xfrm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) static const struct snmp_mib xfrm_mib_list[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) SNMP_MIB_SENTINEL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) unsigned long buff[LINUX_MIB_XFRMMAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) struct net *net = seq->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) snmp_get_cpu_field_batch(buff, xfrm_mib_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) net->mib.xfrm_statistics);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) for (i = 0; xfrm_mib_list[i].name; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) buff[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) int __net_init xfrm_proc_init(struct net *net)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) xfrm_statistics_seq_show, NULL))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) void xfrm_proc_fini(struct net *net)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) remove_proc_entry("xfrm_stat", net->proc_net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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