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75 lines
2.8 KiB
75 lines
2.8 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* xfrm_proc.c |
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* |
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* Copyright (C)2006-2007 USAGI/WIDE Project |
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* |
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* Authors: Masahide NAKAMURA <[email protected]> |
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*/ |
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#include <linux/proc_fs.h> |
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#include <linux/seq_file.h> |
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#include <linux/export.h> |
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#include <net/snmp.h> |
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#include <net/xfrm.h> |
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static const struct snmp_mib xfrm_mib_list[] = { |
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SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR), |
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SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR), |
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SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR), |
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SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES), |
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SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR), |
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SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR), |
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SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR), |
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SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED), |
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SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH), |
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SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID), |
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SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH), |
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SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS), |
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SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK), |
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SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR), |
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SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR), |
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SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR), |
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SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR), |
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SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES), |
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SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR), |
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SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR), |
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SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR), |
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SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED), |
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SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK), |
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SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD), |
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SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR), |
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SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR), |
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SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID), |
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SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR), |
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SNMP_MIB_SENTINEL |
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}; |
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static int xfrm_statistics_seq_show(struct seq_file *seq, void *v) |
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{ |
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unsigned long buff[LINUX_MIB_XFRMMAX]; |
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struct net *net = seq->private; |
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int i; |
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memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX); |
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snmp_get_cpu_field_batch(buff, xfrm_mib_list, |
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net->mib.xfrm_statistics); |
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for (i = 0; xfrm_mib_list[i].name; i++) |
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seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, |
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buff[i]); |
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return 0; |
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} |
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int __net_init xfrm_proc_init(struct net *net) |
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{ |
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if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net, |
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xfrm_statistics_seq_show, NULL)) |
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return -ENOMEM; |
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return 0; |
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} |
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void xfrm_proc_fini(struct net *net) |
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{ |
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remove_proc_entry("xfrm_stat", net->proc_net); |
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}
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