LXR linux/security/landlock/setup.c

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Landlock LSM - Security framework setup
   4 *
   5 * Copyright © 2016-2020 Mickaël Salaün <mic@digikod.net>
   6 * Copyright © 2018-2020 ANSSI
   7 */
   8
   9#include <linux/init.h>
  10#include <linux/lsm_hooks.h>
  11
  12#include "common.h"
  13#include "cred.h"
  14#include "fs.h"
  15#include "ptrace.h"
  16#include "setup.h"
  17
  18bool landlock_initialized __lsm_ro_after_init = false;
  19
  20struct lsm_blob_sizes landlock_blob_sizes __lsm_ro_after_init = {
  21        .lbs_cred = sizeof(struct landlock_cred_security),
  22        .lbs_inode = sizeof(struct landlock_inode_security),
  23        .lbs_superblock = sizeof(struct landlock_superblock_security),
  24};
  25
  26static int __init landlock_init(void)
  27{
  28        landlock_add_cred_hooks();
  29        landlock_add_ptrace_hooks();
  30        landlock_add_fs_hooks();
  31        landlock_initialized = true;
  32        pr_info("Up and running.\n");
  33        return 0;
  34}
  35
  36DEFINE_LSM(LANDLOCK_NAME) = {
  37        .name = LANDLOCK_NAME,
  38        .init = landlock_init,
  39        .blobs = &landlock_blob_sizes,
  40};
  41