Release 4.11 net/netlabel/netlabel_user.c
/*
* 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();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Paul Moore | 41 | 71.93% | 1 | 25.00% |
| Huw Davies | 14 | 24.56% | 1 | 25.00% |
| Pavel Emelyanov | 1 | 1.75% | 1 | 25.00% |
| Fabian Frederick | 1 | 1.75% | 1 | 25.00% |
| Total | 57 | 100.00% | 4 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Paul Moore | 109 | 88.62% | 4 | 57.14% |
| Eric W. Biedermann | 6 | 4.88% | 1 | 14.29% |
| Eric Paris | 5 | 4.07% | 1 | 14.29% |
| Pavel Emelyanov | 3 | 2.44% | 1 | 14.29% |
| Total | 123 | 100.00% | 7 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Paul Moore | 203 | 84.58% | 6 | 42.86% |
| Huw Davies | 17 | 7.08% | 1 | 7.14% |
| Eric W. Biedermann | 6 | 2.50% | 1 | 7.14% |
| Eric Paris | 5 | 2.08% | 1 | 7.14% |
| Pavel Emelyanov | 4 | 1.67% | 2 | 14.29% |
| Tejun Heo | 3 | 1.25% | 1 | 7.14% |
| Fabian Frederick | 1 | 0.42% | 1 | 7.14% |
| Jeff Kirsher | 1 | 0.42% | 1 | 7.14% |
| Total | 240 | 100.00% | 14 | 100.00% |
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