/*
 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * 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.
 *
 * This program is distributed in the hope that it would be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include <xfs.h>

/* IRIX interpretation of an uuid_t */
typedef struct {
	__be32	uu_timelow;
	__be16	uu_timemid;
	__be16	uu_timehi;
	__be16	uu_clockseq;
	__be16	uu_node[3];
} xfs_uu_t;

/*
 * uuid_getnodeuniq - obtain the node unique fields of a UUID.
 *
 * This is not in any way a standard or condoned UUID function;
 * it just something that's needed for user-level file handles.
 */
void
uuid_getnodeuniq(uuid_t *uuid, int fsid [2])
{
	xfs_uu_t *uup = (xfs_uu_t *)uuid;

	fsid[0] = (be16_to_cpu(uup->uu_clockseq) << 16) |
		   be16_to_cpu(uup->uu_timemid);
	fsid[1] = be32_to_cpu(uup->uu_timelow);
}

int
uuid_is_nil(uuid_t *uuid)
{
	int	i;
	char	*cp = (char *)uuid;

	if (uuid == NULL)
		return 0;
	/* implied check of version number here... */
	for (i = 0; i < sizeof *uuid; i++)
		if (*cp++) return 0;	/* not nil */
	return 1;	/* is nil */
}

int
uuid_equal(uuid_t *uuid1, uuid_t *uuid2)
{
	return memcmp(uuid1, uuid2, sizeof(uuid_t)) ? 0 : 1;
}
net-next.git/refs/?id=52e02f2797cf44e00da987a7736cc0f5192132f7'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/include/trace/events'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events?id=52e02f2797cf44e00da987a7736cc0f5192132f7'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events?id=52e02f2797cf44e00da987a7736cc0f5192132f7'>commit</a><a class='active' href='/cgit.cgi/linux/net-next.git/diff/include/trace/events?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/include/trace/events'>
<input type='hidden' name='id' value='52e02f2797cf44e00da987a7736cc0f5192132f7'/><input type='hidden' name='id2' value='064c3db9c564cc5be514ac21fb4aa26cc33db746'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/diff/?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/include?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>include</a>/<a href='/cgit.cgi/linux/net-next.git/diff/include/trace?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>trace</a>/<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>events</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='52e02f2797cf44e00da987a7736cc0f5192132f7'/><input type='hidden' name='id2' value='064c3db9c564cc5be514ac21fb4aa26cc33db746'/><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><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=52e02f2797cf44e00da987a7736cc0f5192132f7&amp;id2=064c3db9c564cc5be514ac21fb4aa26cc33db746'>Diffstat</a> (limited to 'include/trace/events')</div><table summary='diffstat' class='diffstat'>