1558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA/* 2558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * xfrm_proc.c 3558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 4558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * Copyright (C)2006-2007 USAGI/WIDE Project 5558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 6558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org> 7558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 8558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * This program is free software; you can redistribute it and/or 9558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * modify it under the terms of the GNU General Public License 10558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * as published by the Free Software Foundation; either version 11558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 2 of the License, or (at your option) any later version. 12558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA */ 13558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <linux/proc_fs.h> 14558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <linux/seq_file.h> 15bc3b2d7fb9b014d75ebb79ba371a763dbab5e8cfPaul Gortmaker#include <linux/export.h> 16558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <net/snmp.h> 17558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <net/xfrm.h> 18558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 195833929cc2ad2b3064b4fac8c44e293972d240d8Alexey Dobriyanstatic const struct snmp_mib xfrm_mib_list[] = { 20558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR), 21558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR), 22558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR), 23558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES), 24558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR), 25558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR), 269472c9ef645d03ea823801d7716e658aeaf894e4Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR), 27558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED), 28558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH), 29558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID), 30558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH), 31558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS), 32558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK), 33558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR), 34558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR), 35558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR), 36558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR), 37558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES), 38558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR), 39558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR), 409472c9ef645d03ea823801d7716e658aeaf894e4Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR), 41558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED), 42558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK), 43558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD), 44558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR), 4572032fdbcde8b333e65b3430e1bcb4358e2d6716jamal SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR), 46bb65a9cb953fdfe9c507e8dbb6c4ec2540484bd3Li RongQing SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID), 474c4d41f200db375b2d2cc6d0a1de0606c8266398Fan Du SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR), 48558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_SENTINEL 49558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA}; 50558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 51558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic int xfrm_statistics_seq_show(struct seq_file *seq, void *v) 52558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 53c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan struct net *net = seq->private; 54558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA int i; 559b7a787d0da7db3127f6e04f8f8159632da50a36Weilong Chen for (i = 0; xfrm_mib_list[i].name; i++) 56558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, 57698365fa1874aa7635d51667a34a2842228e9837WANG Cong snmp_fold_field(net->mib.xfrm_statistics, 5891b208c7c1db4cefa2247f8243fbda75b0472d24Rusty Russell xfrm_mib_list[i].entry)); 59558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA return 0; 60558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 61558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 62558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic int xfrm_statistics_seq_open(struct inode *inode, struct file *file) 63558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 64c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return single_open_net(inode, file, xfrm_statistics_seq_show); 65558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 66558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 675ca1b998d33c39819fca2b675d80c4469e705f2dStephen Hemmingerstatic const struct file_operations xfrm_statistics_seq_fops = { 68558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .owner = THIS_MODULE, 69558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .open = xfrm_statistics_seq_open, 70558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .read = seq_read, 71558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .llseek = seq_lseek, 72c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan .release = single_release_net, 73558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA}; 74558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 75c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyanint __net_init xfrm_proc_init(struct net *net) 76558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 77d4beaa66add8aebf83ab16d2fde4e4de8dac36dfGao feng if (!proc_create("xfrm_stat", S_IRUGO, net->proc_net, 78d4beaa66add8aebf83ab16d2fde4e4de8dac36dfGao feng &xfrm_statistics_seq_fops)) 79c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return -ENOMEM; 80c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return 0; 81c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan} 82558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 83c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyanvoid xfrm_proc_fini(struct net *net) 84c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan{ 85ece31ffd539e8e2b586b1ca5f50bc4f4591e3893Gao feng remove_proc_entry("xfrm_stat", net->proc_net); 86558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 87