projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 558f82ef MN |
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 <net/snmp.h> | |
| 16 | #include <net/xfrm.h> | |
| 17 | ||
| 18 | static struct snmp_mib xfrm_mib_list[] = { | |
| 19 | SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR), | |
| 20 | SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR), | |
| 21 | SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR), | |
| 22 | SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES), | |
| 23 | SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR), | |
| 24 | SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR), | |
| 9472c9ef | 25 | SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR), |
| 558f82ef MN |
26 | SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED), |
| 27 | SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH), | |
| 28 | SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID), | |
| 29 | SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH), | |
| 30 | SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS), | |
| 31 | SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK), | |
| 32 | SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR), | |
| 33 | SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR), | |
| 34 | SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR), | |
| 35 | SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR), | |
| 36 | SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES), | |
| 37 | SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR), | |
| 38 | SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR), | |
| 9472c9ef | 39 | SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR), |
| 558f82ef MN |
40 | SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED), |
| 41 | SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK), | |
| 42 | SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD), | |
| 43 | SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR), | |
| 44 | SNMP_MIB_SENTINEL | |
| 45 | }; | |
| 46 | ||
| 558f82ef MN |
47 | static int xfrm_statistics_seq_show(struct seq_file *seq, void *v) |
| 48 | { | |
| c68cd1a0 | 49 | struct net *net = seq->private; |
| 558f82ef MN |
50 | int i; |
| 51 | for (i=0; xfrm_mib_list[i].name; i++) | |
| 52 | seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, | |
| 91b208c7 RR |
53 | snmp_fold_field((void **)net->mib.xfrm_statistics, |
| 54 | xfrm_mib_list[i].entry)); | |
| 558f82ef MN |
55 | return 0; |
| 56 | } | |
| 57 | ||
| 58 | static int xfrm_statistics_seq_open(struct inode *inode, struct file *file) | |
| 59 | { | |
| c68cd1a0 | 60 | return single_open_net(inode, file, xfrm_statistics_seq_show); |
| 558f82ef MN |
61 | } |
| 62 | ||
| 63 | static struct file_operations xfrm_statistics_seq_fops = { | |
| 64 | .owner = THIS_MODULE, | |
| 65 | .open = xfrm_statistics_seq_open, | |
| 66 | .read = seq_read, | |
| 67 | .llseek = seq_lseek, | |
| c68cd1a0 | 68 | .release = single_release_net, |
| 558f82ef MN |
69 | }; |
| 70 | ||
| c68cd1a0 | 71 | int __net_init xfrm_proc_init(struct net *net) |
| 558f82ef | 72 | { |
| c68cd1a0 | 73 | if (!proc_net_fops_create(net, "xfrm_stat", S_IRUGO, |
| 558f82ef | 74 | &xfrm_statistics_seq_fops)) |
| c68cd1a0 AD |
75 | return -ENOMEM; |
| 76 | return 0; | |
| 77 | } | |
| 558f82ef | 78 | |
| c68cd1a0 AD |
79 | void xfrm_proc_fini(struct net *net) |
| 80 | { | |
| 81 | proc_net_remove(net, "xfrm_stat"); | |
| 558f82ef | 82 | } |