cregit-Linux how code gets into the kernel

Release 4.14 net/netlabel/netlabel_user.c

Directory: net/netlabel
 * 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 <>

 * (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
 * 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 <>.

#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(); }


Paul Moore4171.93%125.00%
Huw Davies1424.56%125.00%
Fabian Frederick11.75%125.00%
Pavel Emelyanov11.75%125.00%

/* * 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; }


Paul Moore10988.62%457.14%
Eric W. Biedermann64.88%114.29%
Eric Paris54.07%114.29%
Pavel Emelyanov32.44%114.29%

Overall Contributors

Paul Moore20384.58%642.86%
Huw Davies177.08%17.14%
Eric W. Biedermann62.50%17.14%
Eric Paris52.08%17.14%
Pavel Emelyanov41.67%214.29%
Tejun Heo31.25%17.14%
Jeff Kirsher10.42%17.14%
Fabian Frederick10.42%17.14%
Directory: net/netlabel
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