/*
 * xfrm_proc.c
 *
 * Copyright (C)2006-2007 USAGI/WIDE Project
 *
 * Authors:	Masahide NAKAMURA <nakam@linux-ipv6.org>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/export.h>
#include <net/snmp.h>
#include <net/xfrm.h>

static const struct snmp_mib xfrm_mib_list[] = {
	SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR),
	SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR),
	SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR),
	SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES),
	SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR),
	SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR),
	SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR),
	SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED),
	SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH),
	SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID),
	SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH),
	SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS),
	SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK),
	SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR),
	SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR),
	SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR),
	SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR),
	SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES),
	SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR),
	SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR),
	SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR),
	SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED),
	SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK),
	SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD),
	SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR),
	SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR),
	SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID),
	SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR),
	SNMP_MIB_SENTINEL
};

static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
{
	unsigned long buff[LINUX_MIB_XFRMMAX];
	struct net *net = seq->private;
	int i;

	memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);

	snmp_get_cpu_field_batch(buff, xfrm_mib_list,
				 net->mib.xfrm_statistics);
	for (i = 0; xfrm_mib_list[i].name; i++)
		seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
						buff[i]);

	return 0;
}

static int xfrm_statistics_seq_open(struct inode *inode, struct file *file)
{
	return single_open_net(inode, file, xfrm_statistics_seq_show);
}

static const struct file_operations xfrm_statistics_seq_fops = {
	.owner	 = THIS_MODULE,
	.open	 = xfrm_statistics_seq_open,
	.read	 = seq_read,
	.llseek	 = seq_lseek,
	.release = single_release_net,
};

int __net_init xfrm_proc_init(struct net *net)
{
	if (!proc_create("xfrm_stat", S_IRUGO, net->proc_net,
			 &xfrm_statistics_seq_fops))
		return -ENOMEM;
	return 0;
}

void xfrm_proc_fini(struct net *net)
{
	remove_proc_entry("xfrm_stat", net->proc_net);
}
81f24833b082446072d3c79'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-15 12:28:14 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-15 12:28:14 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79'>aa2797b30c322531981f24833b082446072d3c79</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/rxrpc?id=aa2797b30c322531981f24833b082446072d3c79'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79'>d18b02adcc7cc9c79462527ac95f38a34a61dd15</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/rxrpc?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79'>net/rxrpc</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc?h=nds-private-remove&amp;id=83346fbc07d267de777e2597552f785174ad0373'>83346fbc07d267de777e2597552f785174ad0373</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/rxrpc?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79&amp;id2=83346fbc07d267de777e2597552f785174ad0373'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc?h=nds-private-remove&amp;id=701dc207bf551d9fe6defa36e84a911e880398c3'>701dc207bf551d9fe6defa36e84a911e880398c3</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/rxrpc?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79&amp;id2=701dc207bf551d9fe6defa36e84a911e880398c3'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux</div><div class='commit-msg'>Pull i2c fixes from Wolfram Sang:
 "Bugfixes for I2C. Mostly core this time which is a bit unusual but
  nothing really scary in there"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: piix4: Avoid race conditions with IMC
  i2c: fix spelling mistake: "insufficent" -&gt; "insufficient"
  i2c: print correct device invalid address
  i2c: do not enable fall back to Host Notify by default
  i2c: fix kernel memory disclosure in dev interface
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=aa2797b30c322531981f24833b082446072d3c79'>Diffstat</a> (limited to 'net/rxrpc')</div><table summary='diffstat' class='diffstat'>