/*
   * Linux Security plug
   *
   * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
   * Copyright (C) 2001 Greg Kroah-Hartman <greg@kroah.com>
   * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
   * Copyright (C) 2001 James Morris <jmorris@intercode.com.au>
   * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)

   * Copyright (C) 2016 Mellanox Techonologies

   *
   *	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.
   *
   *	Due to this file being licensed under the GPL there is controversy over
   *	whether this permits you to write a module that #includes this file
   *	without placing your module under the GPL.  Please consult a lawyer for
   *	advice before doing this.
   *
   */
  
  #ifndef __LINUX_SECURITY_H
  #define __LINUX_SECURITY_H

  #include <linux/key.h>

  #include <linux/capability.h>

  #include <linux/fs.h>

  #include <linux/slab.h>

  #include <linux/err.h>

  #include <linux/string.h>

  #include <linux/mm.h>

  #include <linux/fs.h>

  
  struct linux_binprm;
  struct cred;
  struct rlimit;
  struct siginfo;
  struct sem_array;
  struct sembuf;
  struct kern_ipc_perm;
  struct audit_context;
  struct super_block;
  struct inode;
  struct dentry;
  struct file;
  struct vfsmount;
  struct path;
  struct qstr;

  struct iattr;
  struct fown_struct;
  struct file_operations;
  struct shmid_kernel;
  struct msg_msg;
  struct msg_queue;
  struct xattr;
  struct xfrm_sec_ctx;
  struct mm_struct;

  /* If capable should audit the security request */
  #define SECURITY_CAP_NOAUDIT 0
  #define SECURITY_CAP_AUDIT 1

  /* LSM Agnostic defines for sb_set_mnt_opts */
  #define SECURITY_LSM_NATIVE_LABELS	1

  struct ctl_table;

  struct audit_krule;

  struct user_namespace;

  struct timezone;

  enum lsm_event {
  	LSM_POLICY_CHANGE,
  };

  /* These functions are in security/commoncap.c */

  extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
  		       int cap, int audit);

  extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);

  extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);

  extern int cap_ptrace_traceme(struct task_struct *parent);

  extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);

  extern int cap_capset(struct cred *new, const struct cred *old,
  		      const kernel_cap_t *effective,
  		      const kernel_cap_t *inheritable,
  		      const kernel_cap_t *permitted);

  extern int cap_bprm_set_creds(struct linux_binprm *bprm);

  extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
  			      const void *value, size_t size, int flags);
  extern int cap_inode_removexattr(struct dentry *dentry, const char *name);

  extern int cap_inode_need_killpriv(struct dentry *dentry);
  extern int cap_inode_killpriv(struct dentry *dentry);

  extern int cap_inode_getsecurity(struct inode *inode, const char *name,
  				 void **buffer, bool alloc);

  extern int cap_mmap_addr(unsigned long addr);

  extern int cap_mmap_file(struct file *file, unsigned long reqprot,
  			 unsigned long prot, unsigned long flags);

  extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);

  extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,

  			  unsigned long arg4, unsigned long arg5);

  extern int cap_task_setscheduler(struct task_struct *p);

  extern int cap_task_setioprio(struct task_struct *p, int ioprio);
  extern int cap_task_setnice(struct task_struct *p, int nice);

  extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);

  
  struct msghdr;
  struct sk_buff;
  struct sock;
  struct sockaddr;
  struct socket;

  struct flowi;
  struct dst_entry;
  struct xfrm_selector;
  struct xfrm_policy;
  struct xfrm_state;
  struct xfrm_user_sec_ctx;

  struct seq_file;

  #ifdef CONFIG_MMU

  extern unsigned long mmap_min_addr;

  extern unsigned long dac_mmap_min_addr;

  #else

  #define mmap_min_addr		0UL

  #define dac_mmap_min_addr	0UL
  #endif

  /*
   * Values used in the task_security_ops calls
   */
  /* setuid or setgid, id0 == uid or gid */
  #define LSM_SETID_ID	1
  
  /* setreuid or setregid, id0 == real, id1 == eff */
  #define LSM_SETID_RE	2
  
  /* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
  #define LSM_SETID_RES	4
  
  /* setfsuid or setfsgid, id0 == fsuid or fsgid */
  #define LSM_SETID_FS	8

  /* Flags for security_task_prlimit(). */
  #define LSM_PRLIMIT_READ  1
  #define LSM_PRLIMIT_WRITE 2

  /* forward declares to avoid warnings */

  struct sched_param;

  struct request_sock;

  /* bprm->unsafe reasons */

  #define LSM_UNSAFE_SHARE	1
  #define LSM_UNSAFE_PTRACE	2

  #define LSM_UNSAFE_NO_NEW_PRIVS	4

  #ifdef CONFIG_MMU

  extern int mmap_min_addr_handler(struct ctl_table *table, int write,

  				 void __user *buffer, size_t *lenp, loff_t *ppos);

  #endif

  /* security_inode_init_security callback function to write xattrs */
  typedef int (*initxattrs) (struct inode *inode,
  			   const struct xattr *xattr_array, void *fs_data);

  #ifdef CONFIG_SECURITY

  struct security_mnt_opts {
  	char **mnt_opts;
  	int *mnt_opts_flags;
  	int num_mnt_opts;
  };

  int call_lsm_notifier(enum lsm_event event, void *data);
  int register_lsm_notifier(struct notifier_block *nb);
  int unregister_lsm_notifier(struct notifier_block *nb);

  static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
  {
  	opts->mnt_opts = NULL;
  	opts->mnt_opts_flags = NULL;
  	opts->num_mnt_opts = 0;
  }
  
  static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
  {
  	int i;
  	if (opts->mnt_opts)

  		for (i = 0; i < opts->num_mnt_opts; i++)

  			kfree(opts->mnt_opts[i]);
  	kfree(opts->mnt_opts);
  	opts->mnt_opts = NULL;
  	kfree(opts->mnt_opts_flags);
  	opts->mnt_opts_flags = NULL;
  	opts->num_mnt_opts = 0;
  }

  /* prototypes */

  extern int security_init(void);

  /* Security operations */

  int security_binder_set_context_mgr(struct task_struct *mgr);
  int security_binder_transaction(struct task_struct *from,
  				struct task_struct *to);
  int security_binder_transfer_binder(struct task_struct *from,
  				    struct task_struct *to);
  int security_binder_transfer_file(struct task_struct *from,
  				  struct task_struct *to, struct file *file);

  int security_ptrace_access_check(struct task_struct *child, unsigned int mode);

  int security_ptrace_traceme(struct task_struct *parent);

  int security_capget(struct task_struct *target,

  		    kernel_cap_t *effective,
  		    kernel_cap_t *inheritable,
  		    kernel_cap_t *permitted);

  int security_capset(struct cred *new, const struct cred *old,
  		    const kernel_cap_t *effective,
  		    const kernel_cap_t *inheritable,
  		    const kernel_cap_t *permitted);

  int security_capable(const struct cred *cred, struct user_namespace *ns,

  			int cap);

  int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns,
  			     int cap);

  int security_quotactl(int cmds, int type, int id, struct super_block *sb);
  int security_quota_on(struct dentry *dentry);

  int security_syslog(int type);

  int security_settime64(const struct timespec64 *ts, const struct timezone *tz);
  static inline int security_settime(const struct timespec *ts, const struct timezone *tz)
  {
  	struct timespec64 ts64 = timespec_to_timespec64(*ts);
  
  	return security_settime64(&ts64, tz);
  }

  int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);

  int security_bprm_set_creds(struct linux_binprm *bprm);

  int security_bprm_check(struct linux_binprm *bprm);

  void security_bprm_committing_creds(struct linux_binprm *bprm);
  void security_bprm_committed_creds(struct linux_binprm *bprm);

  int security_sb_alloc(struct super_block *sb);
  void security_sb_free(struct super_block *sb);

  int security_sb_copy_data(char *orig, char *copy);

  int security_sb_remount(struct super_block *sb, void *data);

  int security_sb_kern_mount(struct super_block *sb, int flags, void *data);

  int security_sb_show_options(struct seq_file *m, struct super_block *sb);

  int security_sb_statfs(struct dentry *dentry);

  int security_sb_mount(const char *dev_name, const struct path *path,

  		      const char *type, unsigned long flags, void *data);

  int security_sb_umount(struct vfsmount *mnt, int flags);

  int security_sb_pivotroot(const struct path *old_path, const struct path *new_path);

  int security_sb_set_mnt_opts(struct super_block *sb,
  				struct security_mnt_opts *opts,
  				unsigned long kern_flags,
  				unsigned long *set_kern_flags);

  int security_sb_clone_mnt_opts(const struct super_block *oldsb,

  				struct super_block *newsb,
  				unsigned long kern_flags,
  				unsigned long *set_kern_flags);

  int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);

  int security_dentry_init_security(struct dentry *dentry, int mode,

  					const struct qstr *name, void **ctx,

  					u32 *ctxlen);

  int security_dentry_create_files_as(struct dentry *dentry, int mode,
  					struct qstr *name,
  					const struct cred *old,
  					struct cred *new);

  int security_inode_alloc(struct inode *inode);
  void security_inode_free(struct inode *inode);
  int security_inode_init_security(struct inode *inode, struct inode *dir,

  				 const struct qstr *qstr,
  				 initxattrs initxattrs, void *fs_data);
  int security_old_inode_init_security(struct inode *inode, struct inode *dir,

  				     const struct qstr *qstr, const char **name,

  				     void **value, size_t *len);

  int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);

  int security_inode_link(struct dentry *old_dentry, struct inode *dir,
  			 struct dentry *new_dentry);
  int security_inode_unlink(struct inode *dir, struct dentry *dentry);
  int security_inode_symlink(struct inode *dir, struct dentry *dentry,

  			   const char *old_name);

  int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);

  int security_inode_rmdir(struct inode *dir, struct dentry *dentry);

  int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);

  int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,

  			  struct inode *new_dir, struct dentry *new_dentry,
  			  unsigned int flags);

  int security_inode_readlink(struct dentry *dentry);

  int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
  			       bool rcu);

  int security_inode_permission(struct inode *inode, int mask);

  int security_inode_setattr(struct dentry *dentry, struct iattr *attr);

  int security_inode_getattr(const struct path *path);

  int security_inode_setxattr(struct dentry *dentry, const char *name,
  			    const void *value, size_t size, int flags);
  void security_inode_post_setxattr(struct dentry *dentry, const char *name,
  				  const void *value, size_t size, int flags);
  int security_inode_getxattr(struct dentry *dentry, const char *name);

  int security_inode_listxattr(struct dentry *dentry);

  int security_inode_removexattr(struct dentry *dentry, const char *name);

  int security_inode_need_killpriv(struct dentry *dentry);
  int security_inode_killpriv(struct dentry *dentry);

  int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);

  int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
  int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);

  void security_inode_getsecid(struct inode *inode, u32 *secid);

  int security_inode_copy_up(struct dentry *src, struct cred **new);

  int security_inode_copy_up_xattr(const char *name);

  int security_file_permission(struct file *file, int mask);
  int security_file_alloc(struct file *file);
  void security_file_free(struct file *file);
  int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);

  int security_mmap_file(struct file *file, unsigned long prot,
  			unsigned long flags);

  int security_mmap_addr(unsigned long addr);

  int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,

  			   unsigned long prot);

  int security_file_lock(struct file *file, unsigned int cmd);
  int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);

  void security_file_set_fowner(struct file *file);

  int security_file_send_sigiotask(struct task_struct *tsk,

  				 struct fown_struct *fown, int sig);

  int security_file_receive(struct file *file);

  int security_file_open(struct file *file, const struct cred *cred);

  int security_task_alloc(struct task_struct *task, unsigned long clone_flags);

  void security_task_free(struct task_struct *task);

  int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);

  void security_cred_free(struct cred *cred);

  int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);

  void security_transfer_creds(struct cred *new, const struct cred *old);

  int security_kernel_act_as(struct cred *new, u32 secid);
  int security_kernel_create_files_as(struct cred *new, struct inode *inode);

  int security_kernel_module_request(char *kmod_name);

  int security_kernel_read_file(struct file *file, enum kernel_read_file_id id);

  int security_kernel_post_read_file(struct file *file, char *buf, loff_t size,
  				   enum kernel_read_file_id id);

  int security_task_fix_setuid(struct cred *new, const struct cred *old,
  			     int flags);

  int security_task_setpgid(struct task_struct *p, pid_t pgid);
  int security_task_getpgid(struct task_struct *p);
  int security_task_getsid(struct task_struct *p);
  void security_task_getsecid(struct task_struct *p, u32 *secid);

  int security_task_setnice(struct task_struct *p, int nice);
  int security_task_setioprio(struct task_struct *p, int ioprio);
  int security_task_getioprio(struct task_struct *p);

  int security_task_prlimit(const struct cred *cred, const struct cred *tcred,
  			  unsigned int flags);

  int security_task_setrlimit(struct task_struct *p, unsigned int resource,
  		struct rlimit *new_rlim);

  int security_task_setscheduler(struct task_struct *p);

  int security_task_getscheduler(struct task_struct *p);
  int security_task_movememory(struct task_struct *p);
  int security_task_kill(struct task_struct *p, struct siginfo *info,
  			int sig, u32 secid);

  int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,

  			unsigned long arg4, unsigned long arg5);

  void security_task_to_inode(struct task_struct *p, struct inode *inode);
  int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);

  void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);

  int security_msg_msg_alloc(struct msg_msg *msg);
  void security_msg_msg_free(struct msg_msg *msg);
  int security_msg_queue_alloc(struct msg_queue *msq);
  void security_msg_queue_free(struct msg_queue *msq);
  int security_msg_queue_associate(struct msg_queue *msq, int msqflg);
  int security_msg_queue_msgctl(struct msg_queue *msq, int cmd);
  int security_msg_queue_msgsnd(struct msg_queue *msq,

  			      struct msg_msg *msg, int msqflg);

  int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,

  			      struct task_struct *target, long type, int mode);

  int security_shm_alloc(struct shmid_kernel *shp);
  void security_shm_free(struct shmid_kernel *shp);
  int security_shm_associate(struct shmid_kernel *shp, int shmflg);
  int security_shm_shmctl(struct shmid_kernel *shp, int cmd);
  int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg);
  int security_sem_alloc(struct sem_array *sma);
  void security_sem_free(struct sem_array *sma);
  int security_sem_associate(struct sem_array *sma, int semflg);
  int security_sem_semctl(struct sem_array *sma, int cmd);
  int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
  			unsigned nsops, int alter);

  void security_d_instantiate(struct dentry *dentry, struct inode *inode);

  int security_getprocattr(struct task_struct *p, char *name, char **value);

  int security_setprocattr(const char *name, void *value, size_t size);

  int security_netlink_send(struct sock *sk, struct sk_buff *skb);

  int security_ismaclabel(const char *name);

  int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);

  int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);

  void security_release_secctx(char *secdata, u32 seclen);

  void security_inode_invalidate_secctx(struct inode *inode);

  int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
  int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
  int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);

  #else /* CONFIG_SECURITY */

  struct security_mnt_opts {
  };

  static inline int call_lsm_notifier(enum lsm_event event, void *data)
  {
  	return 0;
  }
  
  static inline int register_lsm_notifier(struct notifier_block *nb)
  {
  	return 0;
  }
  
  static inline  int unregister_lsm_notifier(struct notifier_block *nb)
  {
  	return 0;
  }

  static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
  {
  }
  
  static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
  {
  }

  
  /*
   * This is the default capabilities functionality.  Most of these functions
   * are just stubbed out, but a few must call the proper capable code.
   */
  
  static inline int security_init(void)
  {
  	return 0;
  }

  static inline int security_binder_set_context_mgr(struct task_struct *mgr)
  {
  	return 0;
  }
  
  static inline int security_binder_transaction(struct task_struct *from,
  					      struct task_struct *to)
  {
  	return 0;
  }
  
  static inline int security_binder_transfer_binder(struct task_struct *from,
  						  struct task_struct *to)
  {
  	return 0;
  }
  
  static inline int security_binder_transfer_file(struct task_struct *from,
  						struct task_struct *to,
  						struct file *file)
  {
  	return 0;
  }

  static inline int security_ptrace_access_check(struct task_struct *child,

  					     unsigned int mode)
  {

  	return cap_ptrace_access_check(child, mode);

  }

  static inline int security_ptrace_traceme(struct task_struct *parent)

  {

  	return cap_ptrace_traceme(parent);

  }

  static inline int security_capget(struct task_struct *target,

  				   kernel_cap_t *effective,
  				   kernel_cap_t *inheritable,
  				   kernel_cap_t *permitted)
  {

  	return cap_capget(target, effective, inheritable, permitted);

  }

  static inline int security_capset(struct cred *new,
  				   const struct cred *old,
  				   const kernel_cap_t *effective,
  				   const kernel_cap_t *inheritable,
  				   const kernel_cap_t *permitted)

  {

  	return cap_capset(new, old, effective, inheritable, permitted);

  }

  static inline int security_capable(const struct cred *cred,
  				   struct user_namespace *ns, int cap)

  {

  	return cap_capable(cred, ns, cap, SECURITY_CAP_AUDIT);

  }

  static inline int security_capable_noaudit(const struct cred *cred,
  					   struct user_namespace *ns, int cap) {
  	return cap_capable(cred, ns, cap, SECURITY_CAP_NOAUDIT);

  }

  static inline int security_quotactl(int cmds, int type, int id,
  				     struct super_block *sb)

  {
  	return 0;
  }

  static inline int security_quota_on(struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_syslog(int type)

  {

  	return 0;

  }

  static inline int security_settime64(const struct timespec64 *ts,
  				     const struct timezone *tz)
  {
  	return cap_settime(ts, tz);
  }

  static inline int security_settime(const struct timespec *ts,
  				   const struct timezone *tz)

  {

  	struct timespec64 ts64 = timespec_to_timespec64(*ts);
  
  	return cap_settime(&ts64, tz);

  }

  static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)

  {

  	return __vm_enough_memory(mm, pages, cap_vm_enough_memory(mm, pages));

  }

  static inline int security_bprm_set_creds(struct linux_binprm *bprm)

  {

  	return cap_bprm_set_creds(bprm);

  }

  static inline int security_bprm_check(struct linux_binprm *bprm)

  {

  	return 0;

  }

  static inline void security_bprm_committing_creds(struct linux_binprm *bprm)

  {

  }

  static inline void security_bprm_committed_creds(struct linux_binprm *bprm)

  {

  }

  static inline int security_sb_alloc(struct super_block *sb)

  {
  	return 0;
  }

  static inline void security_sb_free(struct super_block *sb)

  { }

  static inline int security_sb_copy_data(char *orig, char *copy)

  {
  	return 0;
  }

  static inline int security_sb_remount(struct super_block *sb, void *data)
  {
  	return 0;
  }

  static inline int security_sb_kern_mount(struct super_block *sb, int flags, void *data)

  {
  	return 0;
  }

  static inline int security_sb_show_options(struct seq_file *m,
  					   struct super_block *sb)
  {
  	return 0;
  }

  static inline int security_sb_statfs(struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_sb_mount(const char *dev_name, const struct path *path,

  				    const char *type, unsigned long flags,

  				    void *data)
  {
  	return 0;
  }

  static inline int security_sb_umount(struct vfsmount *mnt, int flags)

  {
  	return 0;
  }

  static inline int security_sb_pivotroot(const struct path *old_path,
  					const struct path *new_path)

  {
  	return 0;
  }

  static inline int security_sb_set_mnt_opts(struct super_block *sb,

  					   struct security_mnt_opts *opts,
  					   unsigned long kern_flags,
  					   unsigned long *set_kern_flags)

  {
  	return 0;
  }

  static inline int security_sb_clone_mnt_opts(const struct super_block *oldsb,

  					      struct super_block *newsb,
  					      unsigned long kern_flags,
  					      unsigned long *set_kern_flags)

  {
  	return 0;
  }

  
  static inline int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
  {
  	return 0;
  }

  static inline int security_inode_alloc(struct inode *inode)

  {
  	return 0;
  }

  static inline void security_inode_free(struct inode *inode)

  { }

  static inline int security_dentry_init_security(struct dentry *dentry,
  						 int mode,

  						 const struct qstr *name,

  						 void **ctx,
  						 u32 *ctxlen)
  {
  	return -EOPNOTSUPP;
  }

  static inline int security_dentry_create_files_as(struct dentry *dentry,
  						  int mode, struct qstr *name,
  						  const struct cred *old,
  						  struct cred *new)
  {
  	return 0;
  }

  static inline int security_inode_init_security(struct inode *inode,

  						struct inode *dir,

  						const struct qstr *qstr,

  						const initxattrs xattrs,

  						void *fs_data)

  {

  	return 0;

  }

  static inline int security_old_inode_init_security(struct inode *inode,
  						   struct inode *dir,
  						   const struct qstr *qstr,

  						   const char **name,
  						   void **value, size_t *len)

  {

  	return -EOPNOTSUPP;

  }

  static inline int security_inode_create(struct inode *dir,

  					 struct dentry *dentry,

  					 umode_t mode)

  {
  	return 0;
  }

  static inline int security_inode_link(struct dentry *old_dentry,

  				       struct inode *dir,
  				       struct dentry *new_dentry)
  {
  	return 0;
  }

  static inline int security_inode_unlink(struct inode *dir,

  					 struct dentry *dentry)
  {
  	return 0;
  }

  static inline int security_inode_symlink(struct inode *dir,

  					  struct dentry *dentry,
  					  const char *old_name)
  {
  	return 0;
  }

  static inline int security_inode_mkdir(struct inode *dir,

  					struct dentry *dentry,
  					int mode)
  {
  	return 0;
  }

  static inline int security_inode_rmdir(struct inode *dir,

  					struct dentry *dentry)
  {
  	return 0;
  }

  static inline int security_inode_mknod(struct inode *dir,

  					struct dentry *dentry,
  					int mode, dev_t dev)
  {
  	return 0;
  }

  static inline int security_inode_rename(struct inode *old_dir,

  					 struct dentry *old_dentry,
  					 struct inode *new_dir,

  					 struct dentry *new_dentry,
  					 unsigned int flags)

  {
  	return 0;
  }

  static inline int security_inode_readlink(struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_inode_follow_link(struct dentry *dentry,
  					     struct inode *inode,
  					     bool rcu)

  {
  	return 0;
  }

  static inline int security_inode_permission(struct inode *inode, int mask)

  {
  	return 0;
  }

  static inline int security_inode_setattr(struct dentry *dentry,

  					  struct iattr *attr)
  {
  	return 0;
  }

  static inline int security_inode_getattr(const struct path *path)

  {
  	return 0;
  }

  static inline int security_inode_setxattr(struct dentry *dentry,
  		const char *name, const void *value, size_t size, int flags)

  {
  	return cap_inode_setxattr(dentry, name, value, size, flags);
  }

  static inline void security_inode_post_setxattr(struct dentry *dentry,
  		const char *name, const void *value, size_t size, int flags)

  { }

  static inline int security_inode_getxattr(struct dentry *dentry,
  			const char *name)

  {
  	return 0;
  }

  static inline int security_inode_listxattr(struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_inode_removexattr(struct dentry *dentry,
  			const char *name)

  {
  	return cap_inode_removexattr(dentry, name);
  }

  static inline int security_inode_need_killpriv(struct dentry *dentry)
  {
  	return cap_inode_need_killpriv(dentry);
  }
  
  static inline int security_inode_killpriv(struct dentry *dentry)
  {
  	return cap_inode_killpriv(dentry);
  }

  static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)

  {
  	return -EOPNOTSUPP;
  }
  
  static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
  {
  	return 0;
  }

  static inline void security_inode_getsecid(struct inode *inode, u32 *secid)

  {
  	*secid = 0;
  }

  static inline int security_inode_copy_up(struct dentry *src, struct cred **new)
  {
  	return 0;
  }

  static inline int security_inode_copy_up_xattr(const char *name)
  {
  	return -EOPNOTSUPP;
  }

  static inline int security_file_permission(struct file *file, int mask)

  {
  	return 0;
  }

  static inline int security_file_alloc(struct file *file)

  {
  	return 0;
  }

  static inline void security_file_free(struct file *file)

  { }

  static inline int security_file_ioctl(struct file *file, unsigned int cmd,
  				      unsigned long arg)

  {
  	return 0;
  }

  static inline int security_mmap_file(struct file *file, unsigned long prot,

  				     unsigned long flags)
  {
  	return 0;
  }
  
  static inline int security_mmap_addr(unsigned long addr)

  {

  	return cap_mmap_addr(addr);

  }

  static inline int security_file_mprotect(struct vm_area_struct *vma,
  					 unsigned long reqprot,
  					 unsigned long prot)

  {
  	return 0;
  }

  static inline int security_file_lock(struct file *file, unsigned int cmd)

  {
  	return 0;
  }

  static inline int security_file_fcntl(struct file *file, unsigned int cmd,
  				      unsigned long arg)

  {
  	return 0;
  }

  static inline void security_file_set_fowner(struct file *file)

  {

  	return;

  }

  static inline int security_file_send_sigiotask(struct task_struct *tsk,
  					       struct fown_struct *fown,
  					       int sig)

  {
  	return 0;
  }

  static inline int security_file_receive(struct file *file)

  {
  	return 0;
  }

  static inline int security_file_open(struct file *file,
  				     const struct cred *cred)

  {
  	return 0;
  }

  static inline int security_task_alloc(struct task_struct *task,
  				      unsigned long clone_flags)
  {
  	return 0;
  }

  static inline void security_task_free(struct task_struct *task)
  { }

  static inline int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
  {
  	return 0;
  }

  static inline void security_cred_free(struct cred *cred)
  { }
  
  static inline int security_prepare_creds(struct cred *new,
  					 const struct cred *old,
  					 gfp_t gfp)

  {
  	return 0;
  }

  static inline void security_transfer_creds(struct cred *new,
  					   const struct cred *old)
  {
  }

  static inline int security_kernel_act_as(struct cred *cred, u32 secid)
  {
  	return 0;
  }
  
  static inline int security_kernel_create_files_as(struct cred *cred,
  						  struct inode *inode)
  {
  	return 0;
  }

  static inline int security_kernel_module_request(char *kmod_name)

  {
  	return 0;

  }

  static inline int security_kernel_read_file(struct file *file,
  					    enum kernel_read_file_id id)
  {
  	return 0;
  }

  static inline int security_kernel_post_read_file(struct file *file,

  						 char *buf, loff_t size,
  						 enum kernel_read_file_id id)

  {
  	return 0;
  }

  static inline int security_task_fix_setuid(struct cred *new,
  					   const struct cred *old,
  					   int flags)

  {

  	return cap_task_fix_setuid(new, old, flags);

  }

  static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)

  {
  	return 0;
  }

  static inline int security_task_getpgid(struct task_struct *p)

  {
  	return 0;
  }

  static inline int security_task_getsid(struct task_struct *p)

  {
  	return 0;
  }

  static inline void security_task_getsecid(struct task_struct *p, u32 *secid)

  {
  	*secid = 0;
  }

  static inline int security_task_setnice(struct task_struct *p, int nice)

  {

  	return cap_task_setnice(p, nice);

  }

  static inline int security_task_setioprio(struct task_struct *p, int ioprio)

  {

  	return cap_task_setioprio(p, ioprio);

  }

  static inline int security_task_getioprio(struct task_struct *p)

  {
  	return 0;
  }

  static inline int security_task_prlimit(const struct cred *cred,
  					const struct cred *tcred,
  					unsigned int flags)
  {
  	return 0;
  }

  static inline int security_task_setrlimit(struct task_struct *p,
  					  unsigned int resource,

  					  struct rlimit *new_rlim)

  {
  	return 0;
  }

  static inline int security_task_setscheduler(struct task_struct *p)

  {

  	return cap_task_setscheduler(p);

  }

  static inline int security_task_getscheduler(struct task_struct *p)

  {
  	return 0;
  }

  static inline int security_task_movememory(struct task_struct *p)

  {
  	return 0;
  }

  static inline int security_task_kill(struct task_struct *p,
  				     struct siginfo *info, int sig,
  				     u32 secid)

  {

  	return 0;

  }

  static inline int security_task_prctl(int option, unsigned long arg2,
  				      unsigned long arg3,
  				      unsigned long arg4,

  				      unsigned long arg5)

  {

  	return cap_task_prctl(option, arg2, arg3, arg4, arg5);

  }
  
  static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
  { }

  static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
  					  short flag)

  {
  	return 0;
  }

  static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
  {
  	*secid = 0;
  }

  static inline int security_msg_msg_alloc(struct msg_msg *msg)

  {
  	return 0;
  }

  static inline void security_msg_msg_free(struct msg_msg *msg)

  { }

  static inline int security_msg_queue_alloc(struct msg_queue *msq)

  {
  	return 0;
  }

  static inline void security_msg_queue_free(struct msg_queue *msq)

  { }

  static inline int security_msg_queue_associate(struct msg_queue *msq,
  					       int msqflg)

  {
  	return 0;
  }

  static inline int security_msg_queue_msgctl(struct msg_queue *msq, int cmd)

  {
  	return 0;
  }

  static inline int security_msg_queue_msgsnd(struct msg_queue *msq,
  					    struct msg_msg *msg, int msqflg)

  {
  	return 0;
  }

  static inline int security_msg_queue_msgrcv(struct msg_queue *msq,
  					    struct msg_msg *msg,
  					    struct task_struct *target,
  					    long type, int mode)

  {
  	return 0;
  }

  static inline int security_shm_alloc(struct shmid_kernel *shp)

  {
  	return 0;
  }

  static inline void security_shm_free(struct shmid_kernel *shp)

  { }

  static inline int security_shm_associate(struct shmid_kernel *shp,
  					 int shmflg)

  {
  	return 0;
  }

  static inline int security_shm_shmctl(struct shmid_kernel *shp, int cmd)

  {
  	return 0;
  }

  static inline int security_shm_shmat(struct shmid_kernel *shp,
  				     char __user *shmaddr, int shmflg)

  {
  	return 0;
  }

  static inline int security_sem_alloc(struct sem_array *sma)

  {
  	return 0;
  }

  static inline void security_sem_free(struct sem_array *sma)

  { }

  static inline int security_sem_associate(struct sem_array *sma, int semflg)

  {
  	return 0;
  }

  static inline int security_sem_semctl(struct sem_array *sma, int cmd)

  {
  	return 0;
  }

  static inline int security_sem_semop(struct sem_array *sma,
  				     struct sembuf *sops, unsigned nsops,
  				     int alter)

  {
  	return 0;
  }

  static inline void security_d_instantiate(struct dentry *dentry, struct inode *inode)

  { }

  static inline int security_getprocattr(struct task_struct *p, char *name, char **value)

  {
  	return -EINVAL;
  }

  static inline int security_setprocattr(char *name, void *value, size_t size)

  {
  	return -EINVAL;
  }

  static inline int security_netlink_send(struct sock *sk, struct sk_buff *skb)

  {

  	return 0;

  }

  static inline int security_ismaclabel(const char *name)
  {
  	return 0;
  }

  static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
  {
  	return -EOPNOTSUPP;
  }

  static inline int security_secctx_to_secid(const char *secdata,

  					   u32 seclen,
  					   u32 *secid)
  {
  	return -EOPNOTSUPP;
  }

  static inline void security_release_secctx(char *secdata, u32 seclen)
  {

  }

  static inline void security_inode_invalidate_secctx(struct inode *inode)
  {
  }

  static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
  {
  	return -EOPNOTSUPP;
  }
  static inline int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
  {
  	return -EOPNOTSUPP;
  }
  static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
  {
  	return -EOPNOTSUPP;
  }

  #endif	/* CONFIG_SECURITY */
  
  #ifdef CONFIG_SECURITY_NETWORK

  int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk);

  int security_unix_may_send(struct socket *sock,  struct socket *other);
  int security_socket_create(int family, int type, int protocol, int kern);
  int security_socket_post_create(struct socket *sock, int family,
  				int type, int protocol, int kern);
  int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
  int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
  int security_socket_listen(struct socket *sock, int backlog);
  int security_socket_accept(struct socket *sock, struct socket *newsock);

  int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
  int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
  			    int size, int flags);
  int security_socket_getsockname(struct socket *sock);
  int security_socket_getpeername(struct socket *sock);
  int security_socket_getsockopt(struct socket *sock, int level, int optname);
  int security_socket_setsockopt(struct socket *sock, int level, int optname);
  int security_socket_shutdown(struct socket *sock, int how);
  int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
  int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
  				      int __user *optlen, unsigned len);
  int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
  int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
  void security_sk_free(struct sock *sk);
  void security_sk_clone(const struct sock *sk, struct sock *newsk);
  void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
  void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
  void security_sock_graft(struct sock*sk, struct socket *parent);
  int security_inet_conn_request(struct sock *sk,
  			struct sk_buff *skb, struct request_sock *req);
  void security_inet_csk_clone(struct sock *newsk,
  			const struct request_sock *req);
  void security_inet_conn_established(struct sock *sk,
  			struct sk_buff *skb);

  int security_secmark_relabel_packet(u32 secid);
  void security_secmark_refcount_inc(void);
  void security_secmark_refcount_dec(void);

  int security_tun_dev_alloc_security(void **security);
  void security_tun_dev_free_security(void *security);

  int security_tun_dev_create(void);

  int security_tun_dev_attach_queue(void *security);
  int security_tun_dev_attach(struct sock *sk, void *security);
  int security_tun_dev_open(void *security);

  #else	/* CONFIG_SECURITY_NETWORK */

  static inline int security_unix_stream_connect(struct sock *sock,
  					       struct sock *other,

  					       struct sock *newsk)

  {
  	return 0;
  }

  static inline int security_unix_may_send(struct socket *sock,
  					 struct socket *other)

  {
  	return 0;
  }

  static inline int security_socket_create(int family, int type,
  					 int protocol, int kern)

  {
  	return 0;
  }

  static inline int security_socket_post_create(struct socket *sock,

  					      int family,
  					      int type,
  					      int protocol, int kern)

  {

  	return 0;

  }

  static inline int security_socket_bind(struct socket *sock,
  				       struct sockaddr *address,

  				       int addrlen)
  {
  	return 0;
  }

  static inline int security_socket_connect(struct socket *sock,
  					  struct sockaddr *address,

  					  int addrlen)
  {
  	return 0;
  }

  static inline int security_socket_listen(struct socket *sock, int backlog)

  {
  	return 0;
  }

  static inline int security_socket_accept(struct socket *sock,
  					 struct socket *newsock)

  {
  	return 0;
  }

  static inline int security_socket_sendmsg(struct socket *sock,
  					  struct msghdr *msg, int size)

  {
  	return 0;
  }

  static inline int security_socket_recvmsg(struct socket *sock,
  					  struct msghdr *msg, int size,

  					  int flags)
  {
  	return 0;
  }

  static inline int security_socket_getsockname(struct socket *sock)

  {
  	return 0;
  }

  static inline int security_socket_getpeername(struct socket *sock)

  {
  	return 0;
  }

  static inline int security_socket_getsockopt(struct socket *sock,

  					     int level, int optname)
  {
  	return 0;
  }

  static inline int security_socket_setsockopt(struct socket *sock,

  					     int level, int optname)
  {
  	return 0;
  }

  static inline int security_socket_shutdown(struct socket *sock, int how)

  {
  	return 0;
  }

  static inline int security_sock_rcv_skb(struct sock *sk,
  					struct sk_buff *skb)

  {
  	return 0;
  }

  static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
  						    int __user *optlen, unsigned len)
  {
  	return -ENOPROTOOPT;
  }

  static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)

  {
  	return -ENOPROTOOPT;
  }

  static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)

  {
  	return 0;
  }
  
  static inline void security_sk_free(struct sock *sk)

  {
  }
  
  static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)

  {
  }

  static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)

  {

  }

  
  static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
  {
  }

  static inline void security_sock_graft(struct sock *sk, struct socket *parent)

  {
  }
  
  static inline int security_inet_conn_request(struct sock *sk,
  			struct sk_buff *skb, struct request_sock *req)
  {
  	return 0;
  }
  
  static inline void security_inet_csk_clone(struct sock *newsk,
  			const struct request_sock *req)
  {
  }

  
  static inline void security_inet_conn_established(struct sock *sk,
  			struct sk_buff *skb)
  {
  }

  static inline int security_secmark_relabel_packet(u32 secid)
  {
  	return 0;
  }
  
  static inline void security_secmark_refcount_inc(void)
  {
  }
  
  static inline void security_secmark_refcount_dec(void)
  {
  }

  static inline int security_tun_dev_alloc_security(void **security)
  {
  	return 0;
  }
  
  static inline void security_tun_dev_free_security(void *security)
  {
  }

  static inline int security_tun_dev_create(void)
  {
  	return 0;
  }

  static inline int security_tun_dev_attach_queue(void *security)
  {
  	return 0;
  }
  
  static inline int security_tun_dev_attach(struct sock *sk, void *security)

  {

  	return 0;

  }

  static inline int security_tun_dev_open(void *security)

  {
  	return 0;
  }

  #endif	/* CONFIG_SECURITY_NETWORK */

  #ifdef CONFIG_SECURITY_INFINIBAND
  int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey);

  int security_ib_endport_manage_subnet(void *sec, const char *name, u8 port_num);

  int security_ib_alloc_security(void **sec);
  void security_ib_free_security(void *sec);
  #else	/* CONFIG_SECURITY_INFINIBAND */
  static inline int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey)
  {
  	return 0;
  }

  static inline int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num)
  {
  	return 0;
  }

  static inline int security_ib_alloc_security(void **sec)
  {
  	return 0;
  }
  
  static inline void security_ib_free_security(void *sec)
  {
  }
  #endif	/* CONFIG_SECURITY_INFINIBAND */

  #ifdef CONFIG_SECURITY_NETWORK_XFRM

  int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
  			       struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);

  int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
  void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
  int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);

  int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
  int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
  				      struct xfrm_sec_ctx *polsec, u32 secid);
  int security_xfrm_state_delete(struct xfrm_state *x);
  void security_xfrm_state_free(struct xfrm_state *x);

  int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);

  int security_xfrm_state_pol_flow_match(struct xfrm_state *x,

  				       struct xfrm_policy *xp,
  				       const struct flowi *fl);

  int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
  void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);

  #else	/* CONFIG_SECURITY_NETWORK_XFRM */

  static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
  					     struct xfrm_user_sec_ctx *sec_ctx,
  					     gfp_t gfp)

  {
  	return 0;
  }

  static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)

  {
  	return 0;
  }

  static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)

  {
  }

  static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)

  {
  	return 0;
  }

  static inline int security_xfrm_state_alloc(struct xfrm_state *x,
  					struct xfrm_user_sec_ctx *sec_ctx)
  {
  	return 0;
  }
  
  static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
  					struct xfrm_sec_ctx *polsec, u32 secid)

  {
  	return 0;
  }
  
  static inline void security_xfrm_state_free(struct xfrm_state *x)
  {
  }

  static inline int security_xfrm_state_delete(struct xfrm_state *x)

  {
  	return 0;
  }

  static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)

  {
  	return 0;
  }

  
  static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,

  			struct xfrm_policy *xp, const struct flowi *fl)

  {
  	return 1;
  }

  static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)

  {
  	return 0;
  }

  static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
  {
  }

  #endif	/* CONFIG_SECURITY_NETWORK_XFRM */

  #ifdef CONFIG_SECURITY_PATH

  int security_path_unlink(const struct path *dir, struct dentry *dentry);

  int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode);

  int security_path_rmdir(const struct path *dir, struct dentry *dentry);

  int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,

  			unsigned int dev);

  int security_path_truncate(const struct path *path);

  int security_path_symlink(const struct path *dir, struct dentry *dentry,

  			  const char *old_name);

  int security_path_link(struct dentry *old_dentry, const struct path *new_dir,

  		       struct dentry *new_dentry);

  int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
  			 const struct path *new_dir, struct dentry *new_dentry,

  			 unsigned int flags);

  int security_path_chmod(const struct path *path, umode_t mode);

  int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);

  int security_path_chroot(const struct path *path);

  #else	/* CONFIG_SECURITY_PATH */

  static inline int security_path_unlink(const struct path *dir, struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry,

  				      umode_t mode)

  {
  	return 0;
  }

  static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry)

  {
  	return 0;
  }

  static inline int security_path_mknod(const struct path *dir, struct dentry *dentry,

  				      umode_t mode, unsigned int dev)

  {
  	return 0;
  }

  static inline int security_path_truncate(const struct path *path)

  {
  	return 0;
  }

  static inline int security_path_symlink(const struct path *dir, struct dentry *dentry,

  					const char *old_name)
  {
  	return 0;
  }
  
  static inline int security_path_link(struct dentry *old_dentry,

  				     const struct path *new_dir,

  				     struct dentry *new_dentry)
  {
  	return 0;
  }

  static inline int security_path_rename(const struct path *old_dir,

  				       struct dentry *old_dentry,

  				       const struct path *new_dir,

  				       struct dentry *new_dentry,
  				       unsigned int flags)

  {
  	return 0;
  }

  static inline int security_path_chmod(const struct path *path, umode_t mode)

  {
  	return 0;
  }

  static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)

  {
  	return 0;
  }

  static inline int security_path_chroot(const struct path *path)

  {
  	return 0;
  }

  #endif	/* CONFIG_SECURITY_PATH */

  #ifdef CONFIG_KEYS
  #ifdef CONFIG_SECURITY

  int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags);

  void security_key_free(struct key *key);
  int security_key_permission(key_ref_t key_ref,

  			    const struct cred *cred, unsigned perm);

  int security_key_getsecurity(struct key *key, char **_buffer);

  
  #else

  static inline int security_key_alloc(struct key *key,

  				     const struct cred *cred,

  				     unsigned long flags)

  {
  	return 0;
  }
  
  static inline void security_key_free(struct key *key)
  {
  }
  
  static inline int security_key_permission(key_ref_t key_ref,

  					  const struct cred *cred,

  					  unsigned perm)

  {
  	return 0;
  }

  static inline int security_key_getsecurity(struct key *key, char **_buffer)
  {
  	*_buffer = NULL;
  	return 0;

  }