/*
 * NetLabel NETLINK Interface
 *
 * This file defines the NETLINK interface for the NetLabel system.  The
 * NetLabel system manages static and dynamic label mappings for network
 * protocols such as CIPSO and RIPSO.
 *
 * Author: Paul Moore <paul@paul-moore.com>
 *
 */

/*
 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
 *
 * 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.
 *
 * This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
 *
 */

#include <linux/init.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/socket.h>
#include <linux/audit.h>
#include <linux/tty.h>
#include <linux/security.h>
#include <linux/gfp.h>
#include <net/sock.h>
#include <net/netlink.h>
#include <net/genetlink.h>
#include <net/netlabel.h>
#include <asm/bug.h>

#include "netlabel_mgmt.h"
#include "netlabel_unlabeled.h"
#include "netlabel_cipso_v4.h"
#include "netlabel_calipso.h"
#include "netlabel_user.h"

/*
 * NetLabel NETLINK Setup Functions
 */

/**
 * netlbl_netlink_init - Initialize the NETLINK communication channel
 *
 * Description:
 * Call out to the NetLabel components so they can register their families and
 * commands with the Generic NETLINK mechanism.  Returns zero on success and
 * non-zero on failure.
 *
 */
int __init netlbl_netlink_init(void)
{
	int ret_val;

	ret_val = netlbl_mgmt_genl_init();
	if (ret_val != 0)
		return ret_val;

	ret_val = netlbl_cipsov4_genl_init();
	if (ret_val != 0)
		return ret_val;

	ret_val = netlbl_calipso_genl_init();
	if (ret_val != 0)
		return ret_val;

	return netlbl_unlabel_genl_init();
}

/*
 * NetLabel Audit Functions
 */

/**
 * netlbl_audit_start_common - Start an audit message
 * @type: audit message type
 * @audit_info: NetLabel audit information
 *
 * Description:
 * Start an audit message using the type specified in @type and fill the audit
 * message with some fields common to all NetLabel audit messages.  Returns
 * a pointer to the audit buffer on success, NULL on failure.
 *
 */
struct audit_buffer *netlbl_audit_start_common(int type,
					       struct netlbl_audit *audit_info)
{
	struct audit_buffer *audit_buf;
	char *secctx;
	u32 secctx_len;

	if (audit_enabled == 0)
		return NULL;

	audit_buf = audit_log_start(current->audit_context, GFP_ATOMIC, type);
	if (audit_buf == NULL)
		return NULL;

	audit_log_format(audit_buf, "netlabel: auid=%u ses=%u",
			 from_kuid(&init_user_ns, audit_info->loginuid),
			 audit_info->sessionid);

	if (audit_info->secid != 0 &&
	    security_secid_to_secctx(audit_info->secid,
				     &secctx,
				     &secctx_len) == 0) {
		audit_log_format(audit_buf, " subj=%s", secctx);
		security_release_secctx(secctx, secctx_len);
	}

	return audit_buf;
}
net-next.git/commit/sound/firewire?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>firewire</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/oxfw?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>oxfw</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>oxfw-pcm.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='0e0694ff1a7791274946b7f51bae692da0001a08'/><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>Mauro Carvalho Chehab &lt;mchehab@s-opensource.com&gt;</td><td class='right'>2016-12-26 14:09:28 -0200</td></tr>
<tr><th>committer</th><td>Mauro Carvalho Chehab &lt;mchehab@s-opensource.com&gt;</td><td class='right'>2016-12-26 14:09:28 -0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>0e0694ff1a7791274946b7f51bae692da0001a08</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/firewire/oxfw/oxfw-pcm.c?id=0e0694ff1a7791274946b7f51bae692da0001a08'>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=0e0694ff1a7791274946b7f51bae692da0001a08'>53d28f58d793c151aa870f17d38ddec6ac01ec7a</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>sound/firewire/oxfw/oxfw-pcm.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=65390ea01ce678379da32b01f39fcfac4903f256'>65390ea01ce678379da32b01f39fcfac4903f256</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08&amp;id2=65390ea01ce678379da32b01f39fcfac4903f256'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=c739c0a7c3c2472d7562b8f802cdce44d2597c8b'>c739c0a7c3c2472d7562b8f802cdce44d2597c8b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/firewire/oxfw/oxfw-pcm.c?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08&amp;id2=c739c0a7c3c2472d7562b8f802cdce44d2597c8b'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'patchwork' into v4l_for_linus</div><div class='commit-msg'>* patchwork:
  [media] s5k4ecgx: select CRC32 helper
  [media] dvb: avoid warning in dvb_net
  [media] v4l: tvp5150: Don't override output pinmuxing at stream on/off time
  [media] v4l: tvp5150: Fix comment regarding output pin muxing
  [media] v4l: tvp5150: Reset device at probe time, not in get/set format handlers
  [media] pctv452e: move buffer to heap, no mutex
  [media] media/cobalt: use pci_irq_allocate_vectors
  [media] cec: fix race between configuring and unconfiguring
  [media] cec: move cec_report_phys_addr into cec_config_thread_func
  [media] cec: replace cec_report_features by cec_fill_msg_report_features
  [media] cec: update log_addr[] before finishing configuration
  [media] cec: CEC_MSG_GIVE_FEATURES should abort for CEC version &lt; 2
  [media] cec: when canceling a message, don't overwrite old status info
  [media] cec: fix report_current_latency
  [media] smiapp: Make suspend and resume functions __maybe_unused
  [media] smiapp: Implement power-on and power-off sequences without runtime PM
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=0e0694ff1a7791274946b7f51bae692da0001a08'>Diffstat</a> (limited to 'sound/firewire/oxfw/oxfw-pcm.c')</div><table summary='diffstat' class='diffstat'>