]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/linux/security.h
4 * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
5 * Copyright (C) 2001 Greg Kroah-Hartman <greg@kroah.com>
6 * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
7 * Copyright (C) 2001 James Morris <jmorris@intercode.com.au>
8 * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
9 * Copyright (C) 2016 Mellanox Techonologies
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * Due to this file being licensed under the GPL there is controversy over
17 * whether this permits you to write a module that #includes this file
18 * without placing your module under the GPL. Please consult a lawyer for
19 * advice before doing this.
23 #ifndef __LINUX_SECURITY_H
24 #define __LINUX_SECURITY_H
26 #include <linux/key.h>
27 #include <linux/capability.h>
29 #include <linux/slab.h>
30 #include <linux/err.h>
31 #include <linux/string.h>
52 struct file_operations
;
60 /* If capable should audit the security request */
61 #define SECURITY_CAP_NOAUDIT 0
62 #define SECURITY_CAP_AUDIT 1
64 /* LSM Agnostic defines for sb_set_mnt_opts */
65 #define SECURITY_LSM_NATIVE_LABELS 1
69 struct user_namespace
;
76 /* These functions are in security/commoncap.c */
77 extern int cap_capable(const struct cred
*cred
, struct user_namespace
*ns
,
79 extern int cap_settime(const struct timespec64
*ts
, const struct timezone
*tz
);
80 extern int cap_ptrace_access_check(struct task_struct
*child
, unsigned int mode
);
81 extern int cap_ptrace_traceme(struct task_struct
*parent
);
82 extern int cap_capget(struct task_struct
*target
, kernel_cap_t
*effective
, kernel_cap_t
*inheritable
, kernel_cap_t
*permitted
);
83 extern int cap_capset(struct cred
*new, const struct cred
*old
,
84 const kernel_cap_t
*effective
,
85 const kernel_cap_t
*inheritable
,
86 const kernel_cap_t
*permitted
);
87 extern int cap_bprm_set_creds(struct linux_binprm
*bprm
);
88 extern int cap_inode_setxattr(struct dentry
*dentry
, const char *name
,
89 const void *value
, size_t size
, int flags
);
90 extern int cap_inode_removexattr(struct dentry
*dentry
, const char *name
);
91 extern int cap_inode_need_killpriv(struct dentry
*dentry
);
92 extern int cap_inode_killpriv(struct dentry
*dentry
);
93 extern int cap_inode_getsecurity(struct inode
*inode
, const char *name
,
94 void **buffer
, bool alloc
);
95 extern int cap_mmap_addr(unsigned long addr
);
96 extern int cap_mmap_file(struct file
*file
, unsigned long reqprot
,
97 unsigned long prot
, unsigned long flags
);
98 extern int cap_task_fix_setuid(struct cred
*new, const struct cred
*old
, int flags
);
99 extern int cap_task_prctl(int option
, unsigned long arg2
, unsigned long arg3
,
100 unsigned long arg4
, unsigned long arg5
);
101 extern int cap_task_setscheduler(struct task_struct
*p
);
102 extern int cap_task_setioprio(struct task_struct
*p
, int ioprio
);
103 extern int cap_task_setnice(struct task_struct
*p
, int nice
);
104 extern int cap_vm_enough_memory(struct mm_struct
*mm
, long pages
);
113 struct xfrm_selector
;
116 struct xfrm_user_sec_ctx
;
120 extern unsigned long mmap_min_addr
;
121 extern unsigned long dac_mmap_min_addr
;
123 #define mmap_min_addr 0UL
124 #define dac_mmap_min_addr 0UL
128 * Values used in the task_security_ops calls
130 /* setuid or setgid, id0 == uid or gid */
131 #define LSM_SETID_ID 1
133 /* setreuid or setregid, id0 == real, id1 == eff */
134 #define LSM_SETID_RE 2
136 /* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
137 #define LSM_SETID_RES 4
139 /* setfsuid or setfsgid, id0 == fsuid or fsgid */
140 #define LSM_SETID_FS 8
142 /* Flags for security_task_prlimit(). */
143 #define LSM_PRLIMIT_READ 1
144 #define LSM_PRLIMIT_WRITE 2
146 /* forward declares to avoid warnings */
150 /* bprm->unsafe reasons */
151 #define LSM_UNSAFE_SHARE 1
152 #define LSM_UNSAFE_PTRACE 2
153 #define LSM_UNSAFE_NO_NEW_PRIVS 4
156 extern int mmap_min_addr_handler(struct ctl_table
*table
, int write
,
157 void __user
*buffer
, size_t *lenp
, loff_t
*ppos
);
160 /* security_inode_init_security callback function to write xattrs */
161 typedef int (*initxattrs
) (struct inode
*inode
,
162 const struct xattr
*xattr_array
, void *fs_data
);
164 #ifdef CONFIG_SECURITY
166 struct security_mnt_opts
{
172 int call_lsm_notifier(enum lsm_event event
, void *data
);
173 int register_lsm_notifier(struct notifier_block
*nb
);
174 int unregister_lsm_notifier(struct notifier_block
*nb
);
176 static inline void security_init_mnt_opts(struct security_mnt_opts
*opts
)
178 opts
->mnt_opts
= NULL
;
179 opts
->mnt_opts_flags
= NULL
;
180 opts
->num_mnt_opts
= 0;
183 static inline void security_free_mnt_opts(struct security_mnt_opts
*opts
)
187 for (i
= 0; i
< opts
->num_mnt_opts
; i
++)
188 kfree(opts
->mnt_opts
[i
]);
189 kfree(opts
->mnt_opts
);
190 opts
->mnt_opts
= NULL
;
191 kfree(opts
->mnt_opts_flags
);
192 opts
->mnt_opts_flags
= NULL
;
193 opts
->num_mnt_opts
= 0;
197 extern int security_init(void);
199 /* Security operations */
200 int security_binder_set_context_mgr(struct task_struct
*mgr
);
201 int security_binder_transaction(struct task_struct
*from
,
202 struct task_struct
*to
);
203 int security_binder_transfer_binder(struct task_struct
*from
,
204 struct task_struct
*to
);
205 int security_binder_transfer_file(struct task_struct
*from
,
206 struct task_struct
*to
, struct file
*file
);
207 int security_ptrace_access_check(struct task_struct
*child
, unsigned int mode
);
208 int security_ptrace_traceme(struct task_struct
*parent
);
209 int security_capget(struct task_struct
*target
,
210 kernel_cap_t
*effective
,
211 kernel_cap_t
*inheritable
,
212 kernel_cap_t
*permitted
);
213 int security_capset(struct cred
*new, const struct cred
*old
,
214 const kernel_cap_t
*effective
,
215 const kernel_cap_t
*inheritable
,
216 const kernel_cap_t
*permitted
);
217 int security_capable(const struct cred
*cred
, struct user_namespace
*ns
,
219 int security_capable_noaudit(const struct cred
*cred
, struct user_namespace
*ns
,
221 int security_quotactl(int cmds
, int type
, int id
, struct super_block
*sb
);
222 int security_quota_on(struct dentry
*dentry
);
223 int security_syslog(int type
);
224 int security_settime64(const struct timespec64
*ts
, const struct timezone
*tz
);
225 static inline int security_settime(const struct timespec
*ts
, const struct timezone
*tz
)
227 struct timespec64 ts64
= timespec_to_timespec64(*ts
);
229 return security_settime64(&ts64
, tz
);
231 int security_vm_enough_memory_mm(struct mm_struct
*mm
, long pages
);
232 int security_bprm_set_creds(struct linux_binprm
*bprm
);
233 int security_bprm_check(struct linux_binprm
*bprm
);
234 void security_bprm_committing_creds(struct linux_binprm
*bprm
);
235 void security_bprm_committed_creds(struct linux_binprm
*bprm
);
236 int security_sb_alloc(struct super_block
*sb
);
237 void security_sb_free(struct super_block
*sb
);
238 int security_sb_copy_data(char *orig
, char *copy
);
239 int security_sb_remount(struct super_block
*sb
, void *data
);
240 int security_sb_kern_mount(struct super_block
*sb
, int flags
, void *data
);
241 int security_sb_show_options(struct seq_file
*m
, struct super_block
*sb
);
242 int security_sb_statfs(struct dentry
*dentry
);
243 int security_sb_mount(const char *dev_name
, const struct path
*path
,
244 const char *type
, unsigned long flags
, void *data
);
245 int security_sb_umount(struct vfsmount
*mnt
, int flags
);
246 int security_sb_pivotroot(const struct path
*old_path
, const struct path
*new_path
);
247 int security_sb_set_mnt_opts(struct super_block
*sb
,
248 struct security_mnt_opts
*opts
,
249 unsigned long kern_flags
,
250 unsigned long *set_kern_flags
);
251 int security_sb_clone_mnt_opts(const struct super_block
*oldsb
,
252 struct super_block
*newsb
,
253 unsigned long kern_flags
,
254 unsigned long *set_kern_flags
);
255 int security_sb_parse_opts_str(char *options
, struct security_mnt_opts
*opts
);
256 int security_dentry_init_security(struct dentry
*dentry
, int mode
,
257 const struct qstr
*name
, void **ctx
,
259 int security_dentry_create_files_as(struct dentry
*dentry
, int mode
,
261 const struct cred
*old
,
264 int security_inode_alloc(struct inode
*inode
);
265 void security_inode_free(struct inode
*inode
);
266 int security_inode_init_security(struct inode
*inode
, struct inode
*dir
,
267 const struct qstr
*qstr
,
268 initxattrs initxattrs
, void *fs_data
);
269 int security_old_inode_init_security(struct inode
*inode
, struct inode
*dir
,
270 const struct qstr
*qstr
, const char **name
,
271 void **value
, size_t *len
);
272 int security_inode_create(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
);
273 int security_inode_link(struct dentry
*old_dentry
, struct inode
*dir
,
274 struct dentry
*new_dentry
);
275 int security_inode_unlink(struct inode
*dir
, struct dentry
*dentry
);
276 int security_inode_symlink(struct inode
*dir
, struct dentry
*dentry
,
277 const char *old_name
);
278 int security_inode_mkdir(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
);
279 int security_inode_rmdir(struct inode
*dir
, struct dentry
*dentry
);
280 int security_inode_mknod(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
, dev_t dev
);
281 int security_inode_rename(struct inode
*old_dir
, struct dentry
*old_dentry
,
282 struct inode
*new_dir
, struct dentry
*new_dentry
,
284 int security_inode_readlink(struct dentry
*dentry
);
285 int security_inode_follow_link(struct dentry
*dentry
, struct inode
*inode
,
287 int security_inode_permission(struct inode
*inode
, int mask
);
288 int security_inode_setattr(struct dentry
*dentry
, struct iattr
*attr
);
289 int security_inode_getattr(const struct path
*path
);
290 int security_inode_setxattr(struct dentry
*dentry
, const char *name
,
291 const void *value
, size_t size
, int flags
);
292 void security_inode_post_setxattr(struct dentry
*dentry
, const char *name
,
293 const void *value
, size_t size
, int flags
);
294 int security_inode_getxattr(struct dentry
*dentry
, const char *name
);
295 int security_inode_listxattr(struct dentry
*dentry
);
296 int security_inode_removexattr(struct dentry
*dentry
, const char *name
);
297 int security_inode_need_killpriv(struct dentry
*dentry
);
298 int security_inode_killpriv(struct dentry
*dentry
);
299 int security_inode_getsecurity(struct inode
*inode
, const char *name
, void **buffer
, bool alloc
);
300 int security_inode_setsecurity(struct inode
*inode
, const char *name
, const void *value
, size_t size
, int flags
);
301 int security_inode_listsecurity(struct inode
*inode
, char *buffer
, size_t buffer_size
);
302 void security_inode_getsecid(struct inode
*inode
, u32
*secid
);
303 int security_inode_copy_up(struct dentry
*src
, struct cred
**new);
304 int security_inode_copy_up_xattr(const char *name
);
305 int security_file_permission(struct file
*file
, int mask
);
306 int security_file_alloc(struct file
*file
);
307 void security_file_free(struct file
*file
);
308 int security_file_ioctl(struct file
*file
, unsigned int cmd
, unsigned long arg
);
309 int security_mmap_file(struct file
*file
, unsigned long prot
,
310 unsigned long flags
);
311 int security_mmap_addr(unsigned long addr
);
312 int security_file_mprotect(struct vm_area_struct
*vma
, unsigned long reqprot
,
314 int security_file_lock(struct file
*file
, unsigned int cmd
);
315 int security_file_fcntl(struct file
*file
, unsigned int cmd
, unsigned long arg
);
316 void security_file_set_fowner(struct file
*file
);
317 int security_file_send_sigiotask(struct task_struct
*tsk
,
318 struct fown_struct
*fown
, int sig
);
319 int security_file_receive(struct file
*file
);
320 int security_file_open(struct file
*file
, const struct cred
*cred
);
321 int security_task_alloc(struct task_struct
*task
, unsigned long clone_flags
);
322 void security_task_free(struct task_struct
*task
);
323 int security_cred_alloc_blank(struct cred
*cred
, gfp_t gfp
);
324 void security_cred_free(struct cred
*cred
);
325 int security_prepare_creds(struct cred
*new, const struct cred
*old
, gfp_t gfp
);
326 void security_transfer_creds(struct cred
*new, const struct cred
*old
);
327 int security_kernel_act_as(struct cred
*new, u32 secid
);
328 int security_kernel_create_files_as(struct cred
*new, struct inode
*inode
);
329 int security_kernel_module_request(char *kmod_name
);
330 int security_kernel_read_file(struct file
*file
, enum kernel_read_file_id id
);
331 int security_kernel_post_read_file(struct file
*file
, char *buf
, loff_t size
,
332 enum kernel_read_file_id id
);
333 int security_task_fix_setuid(struct cred
*new, const struct cred
*old
,
335 int security_task_setpgid(struct task_struct
*p
, pid_t pgid
);
336 int security_task_getpgid(struct task_struct
*p
);
337 int security_task_getsid(struct task_struct
*p
);
338 void security_task_getsecid(struct task_struct
*p
, u32
*secid
);
339 int security_task_setnice(struct task_struct
*p
, int nice
);
340 int security_task_setioprio(struct task_struct
*p
, int ioprio
);
341 int security_task_getioprio(struct task_struct
*p
);
342 int security_task_prlimit(const struct cred
*cred
, const struct cred
*tcred
,
344 int security_task_setrlimit(struct task_struct
*p
, unsigned int resource
,
345 struct rlimit
*new_rlim
);
346 int security_task_setscheduler(struct task_struct
*p
);
347 int security_task_getscheduler(struct task_struct
*p
);
348 int security_task_movememory(struct task_struct
*p
);
349 int security_task_kill(struct task_struct
*p
, struct siginfo
*info
,
351 int security_task_prctl(int option
, unsigned long arg2
, unsigned long arg3
,
352 unsigned long arg4
, unsigned long arg5
);
353 void security_task_to_inode(struct task_struct
*p
, struct inode
*inode
);
354 int security_ipc_permission(struct kern_ipc_perm
*ipcp
, short flag
);
355 void security_ipc_getsecid(struct kern_ipc_perm
*ipcp
, u32
*secid
);
356 int security_msg_msg_alloc(struct msg_msg
*msg
);
357 void security_msg_msg_free(struct msg_msg
*msg
);
358 int security_msg_queue_alloc(struct msg_queue
*msq
);
359 void security_msg_queue_free(struct msg_queue
*msq
);
360 int security_msg_queue_associate(struct msg_queue
*msq
, int msqflg
);
361 int security_msg_queue_msgctl(struct msg_queue
*msq
, int cmd
);
362 int security_msg_queue_msgsnd(struct msg_queue
*msq
,
363 struct msg_msg
*msg
, int msqflg
);
364 int security_msg_queue_msgrcv(struct msg_queue
*msq
, struct msg_msg
*msg
,
365 struct task_struct
*target
, long type
, int mode
);
366 int security_shm_alloc(struct shmid_kernel
*shp
);
367 void security_shm_free(struct shmid_kernel
*shp
);
368 int security_shm_associate(struct shmid_kernel
*shp
, int shmflg
);
369 int security_shm_shmctl(struct shmid_kernel
*shp
, int cmd
);
370 int security_shm_shmat(struct shmid_kernel
*shp
, char __user
*shmaddr
, int shmflg
);
371 int security_sem_alloc(struct sem_array
*sma
);
372 void security_sem_free(struct sem_array
*sma
);
373 int security_sem_associate(struct sem_array
*sma
, int semflg
);
374 int security_sem_semctl(struct sem_array
*sma
, int cmd
);
375 int security_sem_semop(struct sem_array
*sma
, struct sembuf
*sops
,
376 unsigned nsops
, int alter
);
377 void security_d_instantiate(struct dentry
*dentry
, struct inode
*inode
);
378 int security_getprocattr(struct task_struct
*p
, const char *lsm
, char *name
,
380 int security_setprocattr(const char *lsm
, const char *name
, void *value
,
382 int security_netlink_send(struct sock
*sk
, struct sk_buff
*skb
);
383 int security_ismaclabel(const char *name
);
384 int security_secid_to_secctx(u32 secid
, char **secdata
, u32
*seclen
);
385 int security_secctx_to_secid(const char *secdata
, u32 seclen
, u32
*secid
);
386 void security_release_secctx(char *secdata
, u32 seclen
);
388 void security_inode_invalidate_secctx(struct inode
*inode
);
389 int security_inode_notifysecctx(struct inode
*inode
, void *ctx
, u32 ctxlen
);
390 int security_inode_setsecctx(struct dentry
*dentry
, void *ctx
, u32 ctxlen
);
391 int security_inode_getsecctx(struct inode
*inode
, void **ctx
, u32
*ctxlen
);
392 #else /* CONFIG_SECURITY */
393 struct security_mnt_opts
{
396 static inline int call_lsm_notifier(enum lsm_event event
, void *data
)
401 static inline int register_lsm_notifier(struct notifier_block
*nb
)
406 static inline int unregister_lsm_notifier(struct notifier_block
*nb
)
411 static inline void security_init_mnt_opts(struct security_mnt_opts
*opts
)
415 static inline void security_free_mnt_opts(struct security_mnt_opts
*opts
)
420 * This is the default capabilities functionality. Most of these functions
421 * are just stubbed out, but a few must call the proper capable code.
424 static inline int security_init(void)
429 static inline int security_binder_set_context_mgr(struct task_struct
*mgr
)
434 static inline int security_binder_transaction(struct task_struct
*from
,
435 struct task_struct
*to
)
440 static inline int security_binder_transfer_binder(struct task_struct
*from
,
441 struct task_struct
*to
)
446 static inline int security_binder_transfer_file(struct task_struct
*from
,
447 struct task_struct
*to
,
453 static inline int security_ptrace_access_check(struct task_struct
*child
,
456 return cap_ptrace_access_check(child
, mode
);
459 static inline int security_ptrace_traceme(struct task_struct
*parent
)
461 return cap_ptrace_traceme(parent
);
464 static inline int security_capget(struct task_struct
*target
,
465 kernel_cap_t
*effective
,
466 kernel_cap_t
*inheritable
,
467 kernel_cap_t
*permitted
)
469 return cap_capget(target
, effective
, inheritable
, permitted
);
472 static inline int security_capset(struct cred
*new,
473 const struct cred
*old
,
474 const kernel_cap_t
*effective
,
475 const kernel_cap_t
*inheritable
,
476 const kernel_cap_t
*permitted
)
478 return cap_capset(new, old
, effective
, inheritable
, permitted
);
481 static inline int security_capable(const struct cred
*cred
,
482 struct user_namespace
*ns
, int cap
)
484 return cap_capable(cred
, ns
, cap
, SECURITY_CAP_AUDIT
);
487 static inline int security_capable_noaudit(const struct cred
*cred
,
488 struct user_namespace
*ns
, int cap
) {
489 return cap_capable(cred
, ns
, cap
, SECURITY_CAP_NOAUDIT
);
492 static inline int security_quotactl(int cmds
, int type
, int id
,
493 struct super_block
*sb
)
498 static inline int security_quota_on(struct dentry
*dentry
)
503 static inline int security_syslog(int type
)
508 static inline int security_settime64(const struct timespec64
*ts
,
509 const struct timezone
*tz
)
511 return cap_settime(ts
, tz
);
514 static inline int security_settime(const struct timespec
*ts
,
515 const struct timezone
*tz
)
517 struct timespec64 ts64
= timespec_to_timespec64(*ts
);
519 return cap_settime(&ts64
, tz
);
522 static inline int security_vm_enough_memory_mm(struct mm_struct
*mm
, long pages
)
524 return __vm_enough_memory(mm
, pages
, cap_vm_enough_memory(mm
, pages
));
527 static inline int security_bprm_set_creds(struct linux_binprm
*bprm
)
529 return cap_bprm_set_creds(bprm
);
532 static inline int security_bprm_check(struct linux_binprm
*bprm
)
537 static inline void security_bprm_committing_creds(struct linux_binprm
*bprm
)
541 static inline void security_bprm_committed_creds(struct linux_binprm
*bprm
)
545 static inline int security_sb_alloc(struct super_block
*sb
)
550 static inline void security_sb_free(struct super_block
*sb
)
553 static inline int security_sb_copy_data(char *orig
, char *copy
)
558 static inline int security_sb_remount(struct super_block
*sb
, void *data
)
563 static inline int security_sb_kern_mount(struct super_block
*sb
, int flags
, void *data
)
568 static inline int security_sb_show_options(struct seq_file
*m
,
569 struct super_block
*sb
)
574 static inline int security_sb_statfs(struct dentry
*dentry
)
579 static inline int security_sb_mount(const char *dev_name
, const struct path
*path
,
580 const char *type
, unsigned long flags
,
586 static inline int security_sb_umount(struct vfsmount
*mnt
, int flags
)
591 static inline int security_sb_pivotroot(const struct path
*old_path
,
592 const struct path
*new_path
)
597 static inline int security_sb_set_mnt_opts(struct super_block
*sb
,
598 struct security_mnt_opts
*opts
,
599 unsigned long kern_flags
,
600 unsigned long *set_kern_flags
)
605 static inline int security_sb_clone_mnt_opts(const struct super_block
*oldsb
,
606 struct super_block
*newsb
,
607 unsigned long kern_flags
,
608 unsigned long *set_kern_flags
)
613 static inline int security_sb_parse_opts_str(char *options
, struct security_mnt_opts
*opts
)
618 static inline int security_inode_alloc(struct inode
*inode
)
623 static inline void security_inode_free(struct inode
*inode
)
626 static inline int security_dentry_init_security(struct dentry
*dentry
,
628 const struct qstr
*name
,
635 static inline int security_dentry_create_files_as(struct dentry
*dentry
,
636 int mode
, struct qstr
*name
,
637 const struct cred
*old
,
644 static inline int security_inode_init_security(struct inode
*inode
,
646 const struct qstr
*qstr
,
647 const initxattrs xattrs
,
653 static inline int security_old_inode_init_security(struct inode
*inode
,
655 const struct qstr
*qstr
,
657 void **value
, size_t *len
)
662 static inline int security_inode_create(struct inode
*dir
,
663 struct dentry
*dentry
,
669 static inline int security_inode_link(struct dentry
*old_dentry
,
671 struct dentry
*new_dentry
)
676 static inline int security_inode_unlink(struct inode
*dir
,
677 struct dentry
*dentry
)
682 static inline int security_inode_symlink(struct inode
*dir
,
683 struct dentry
*dentry
,
684 const char *old_name
)
689 static inline int security_inode_mkdir(struct inode
*dir
,
690 struct dentry
*dentry
,
696 static inline int security_inode_rmdir(struct inode
*dir
,
697 struct dentry
*dentry
)
702 static inline int security_inode_mknod(struct inode
*dir
,
703 struct dentry
*dentry
,
709 static inline int security_inode_rename(struct inode
*old_dir
,
710 struct dentry
*old_dentry
,
711 struct inode
*new_dir
,
712 struct dentry
*new_dentry
,
718 static inline int security_inode_readlink(struct dentry
*dentry
)
723 static inline int security_inode_follow_link(struct dentry
*dentry
,
730 static inline int security_inode_permission(struct inode
*inode
, int mask
)
735 static inline int security_inode_setattr(struct dentry
*dentry
,
741 static inline int security_inode_getattr(const struct path
*path
)
746 static inline int security_inode_setxattr(struct dentry
*dentry
,
747 const char *name
, const void *value
, size_t size
, int flags
)
749 return cap_inode_setxattr(dentry
, name
, value
, size
, flags
);
752 static inline void security_inode_post_setxattr(struct dentry
*dentry
,
753 const char *name
, const void *value
, size_t size
, int flags
)
756 static inline int security_inode_getxattr(struct dentry
*dentry
,
762 static inline int security_inode_listxattr(struct dentry
*dentry
)
767 static inline int security_inode_removexattr(struct dentry
*dentry
,
770 return cap_inode_removexattr(dentry
, name
);
773 static inline int security_inode_need_killpriv(struct dentry
*dentry
)
775 return cap_inode_need_killpriv(dentry
);
778 static inline int security_inode_killpriv(struct dentry
*dentry
)
780 return cap_inode_killpriv(dentry
);
783 static inline int security_inode_getsecurity(struct inode
*inode
, const char *name
, void **buffer
, bool alloc
)
788 static inline int security_inode_setsecurity(struct inode
*inode
, const char *name
, const void *value
, size_t size
, int flags
)
793 static inline int security_inode_listsecurity(struct inode
*inode
, char *buffer
, size_t buffer_size
)
798 static inline void security_inode_getsecid(struct inode
*inode
, u32
*secid
)
803 static inline int security_inode_copy_up(struct dentry
*src
, struct cred
**new)
808 static inline int security_inode_copy_up_xattr(const char *name
)
813 static inline int security_file_permission(struct file
*file
, int mask
)
818 static inline int security_file_alloc(struct file
*file
)
823 static inline void security_file_free(struct file
*file
)
826 static inline int security_file_ioctl(struct file
*file
, unsigned int cmd
,
832 static inline int security_mmap_file(struct file
*file
, unsigned long prot
,
838 static inline int security_mmap_addr(unsigned long addr
)
840 return cap_mmap_addr(addr
);
843 static inline int security_file_mprotect(struct vm_area_struct
*vma
,
844 unsigned long reqprot
,
850 static inline int security_file_lock(struct file
*file
, unsigned int cmd
)
855 static inline int security_file_fcntl(struct file
*file
, unsigned int cmd
,
861 static inline void security_file_set_fowner(struct file
*file
)
866 static inline int security_file_send_sigiotask(struct task_struct
*tsk
,
867 struct fown_struct
*fown
,
873 static inline int security_file_receive(struct file
*file
)
878 static inline int security_file_open(struct file
*file
,
879 const struct cred
*cred
)
884 static inline int security_task_alloc(struct task_struct
*task
,
885 unsigned long clone_flags
)
890 static inline void security_task_free(struct task_struct
*task
)
893 static inline int security_cred_alloc_blank(struct cred
*cred
, gfp_t gfp
)
898 static inline void security_cred_free(struct cred
*cred
)
901 static inline int security_prepare_creds(struct cred
*new,
902 const struct cred
*old
,
908 static inline void security_transfer_creds(struct cred
*new,
909 const struct cred
*old
)
913 static inline int security_kernel_act_as(struct cred
*cred
, u32 secid
)
918 static inline int security_kernel_create_files_as(struct cred
*cred
,
924 static inline int security_kernel_module_request(char *kmod_name
)
929 static inline int security_kernel_read_file(struct file
*file
,
930 enum kernel_read_file_id id
)
935 static inline int security_kernel_post_read_file(struct file
*file
,
936 char *buf
, loff_t size
,
937 enum kernel_read_file_id id
)
942 static inline int security_task_fix_setuid(struct cred
*new,
943 const struct cred
*old
,
946 return cap_task_fix_setuid(new, old
, flags
);
949 static inline int security_task_setpgid(struct task_struct
*p
, pid_t pgid
)
954 static inline int security_task_getpgid(struct task_struct
*p
)
959 static inline int security_task_getsid(struct task_struct
*p
)
964 static inline void security_task_getsecid(struct task_struct
*p
, u32
*secid
)
969 static inline int security_task_setnice(struct task_struct
*p
, int nice
)
971 return cap_task_setnice(p
, nice
);
974 static inline int security_task_setioprio(struct task_struct
*p
, int ioprio
)
976 return cap_task_setioprio(p
, ioprio
);
979 static inline int security_task_getioprio(struct task_struct
*p
)
984 static inline int security_task_prlimit(const struct cred
*cred
,
985 const struct cred
*tcred
,
991 static inline int security_task_setrlimit(struct task_struct
*p
,
992 unsigned int resource
,
993 struct rlimit
*new_rlim
)
998 static inline int security_task_setscheduler(struct task_struct
*p
)
1000 return cap_task_setscheduler(p
);
1003 static inline int security_task_getscheduler(struct task_struct
*p
)
1008 static inline int security_task_movememory(struct task_struct
*p
)
1013 static inline int security_task_kill(struct task_struct
*p
,
1014 struct siginfo
*info
, int sig
,
1020 static inline int security_task_prctl(int option
, unsigned long arg2
,
1025 return cap_task_prctl(option
, arg2
, arg3
, arg4
, arg5
);
1028 static inline void security_task_to_inode(struct task_struct
*p
, struct inode
*inode
)
1031 static inline int security_ipc_permission(struct kern_ipc_perm
*ipcp
,
1037 static inline void security_ipc_getsecid(struct kern_ipc_perm
*ipcp
, u32
*secid
)
1042 static inline int security_msg_msg_alloc(struct msg_msg
*msg
)
1047 static inline void security_msg_msg_free(struct msg_msg
*msg
)
1050 static inline int security_msg_queue_alloc(struct msg_queue
*msq
)
1055 static inline void security_msg_queue_free(struct msg_queue
*msq
)
1058 static inline int security_msg_queue_associate(struct msg_queue
*msq
,
1064 static inline int security_msg_queue_msgctl(struct msg_queue
*msq
, int cmd
)
1069 static inline int security_msg_queue_msgsnd(struct msg_queue
*msq
,
1070 struct msg_msg
*msg
, int msqflg
)
1075 static inline int security_msg_queue_msgrcv(struct msg_queue
*msq
,
1076 struct msg_msg
*msg
,
1077 struct task_struct
*target
,
1078 long type
, int mode
)
1083 static inline int security_shm_alloc(struct shmid_kernel
*shp
)
1088 static inline void security_shm_free(struct shmid_kernel
*shp
)
1091 static inline int security_shm_associate(struct shmid_kernel
*shp
,
1097 static inline int security_shm_shmctl(struct shmid_kernel
*shp
, int cmd
)
1102 static inline int security_shm_shmat(struct shmid_kernel
*shp
,
1103 char __user
*shmaddr
, int shmflg
)
1108 static inline int security_sem_alloc(struct sem_array
*sma
)
1113 static inline void security_sem_free(struct sem_array
*sma
)
1116 static inline int security_sem_associate(struct sem_array
*sma
, int semflg
)
1121 static inline int security_sem_semctl(struct sem_array
*sma
, int cmd
)
1126 static inline int security_sem_semop(struct sem_array
*sma
,
1127 struct sembuf
*sops
, unsigned nsops
,
1133 static inline void security_d_instantiate(struct dentry
*dentry
,
1134 struct inode
*inode
)
1137 static inline int security_getprocattr(struct task_struct
*p
, const char *lsm
,
1138 char *name
, char **value
)
1143 static inline int security_setprocattr(const char *lsm
, char *name
,
1144 void *value
, size_t size
)
1149 static inline int security_netlink_send(struct sock
*sk
, struct sk_buff
*skb
)
1154 static inline int security_ismaclabel(const char *name
)
1159 static inline int security_secid_to_secctx(u32 secid
, char **secdata
, u32
*seclen
)
1164 static inline int security_secctx_to_secid(const char *secdata
,
1171 static inline void security_release_secctx(char *secdata
, u32 seclen
)
1175 static inline void security_inode_invalidate_secctx(struct inode
*inode
)
1179 static inline int security_inode_notifysecctx(struct inode
*inode
, void *ctx
, u32 ctxlen
)
1183 static inline int security_inode_setsecctx(struct dentry
*dentry
, void *ctx
, u32 ctxlen
)
1187 static inline int security_inode_getsecctx(struct inode
*inode
, void **ctx
, u32
*ctxlen
)
1191 #endif /* CONFIG_SECURITY */
1193 #ifdef CONFIG_SECURITY_NETWORK
1195 int security_unix_stream_connect(struct sock
*sock
, struct sock
*other
, struct sock
*newsk
);
1196 int security_unix_may_send(struct socket
*sock
, struct socket
*other
);
1197 int security_socket_create(int family
, int type
, int protocol
, int kern
);
1198 int security_socket_post_create(struct socket
*sock
, int family
,
1199 int type
, int protocol
, int kern
);
1200 int security_socket_bind(struct socket
*sock
, struct sockaddr
*address
, int addrlen
);
1201 int security_socket_connect(struct socket
*sock
, struct sockaddr
*address
, int addrlen
);
1202 int security_socket_listen(struct socket
*sock
, int backlog
);
1203 int security_socket_accept(struct socket
*sock
, struct socket
*newsock
);
1204 int security_socket_sendmsg(struct socket
*sock
, struct msghdr
*msg
, int size
);
1205 int security_socket_recvmsg(struct socket
*sock
, struct msghdr
*msg
,
1206 int size
, int flags
);
1207 int security_socket_getsockname(struct socket
*sock
);
1208 int security_socket_getpeername(struct socket
*sock
);
1209 int security_socket_getsockopt(struct socket
*sock
, int level
, int optname
);
1210 int security_socket_setsockopt(struct socket
*sock
, int level
, int optname
);
1211 int security_socket_shutdown(struct socket
*sock
, int how
);
1212 int security_sock_rcv_skb(struct sock
*sk
, struct sk_buff
*skb
);
1213 int security_socket_getpeersec_stream(struct socket
*sock
, char __user
*optval
,
1214 int __user
*optlen
, unsigned len
);
1215 int security_socket_getpeersec_dgram(struct socket
*sock
, struct sk_buff
*skb
, u32
*secid
);
1216 int security_sk_alloc(struct sock
*sk
, int family
, gfp_t priority
);
1217 void security_sk_free(struct sock
*sk
);
1218 void security_sk_clone(const struct sock
*sk
, struct sock
*newsk
);
1219 void security_sk_classify_flow(struct sock
*sk
, struct flowi
*fl
);
1220 void security_req_classify_flow(const struct request_sock
*req
, struct flowi
*fl
);
1221 void security_sock_graft(struct sock
*sk
, struct socket
*parent
);
1222 int security_inet_conn_request(struct sock
*sk
,
1223 struct sk_buff
*skb
, struct request_sock
*req
);
1224 void security_inet_csk_clone(struct sock
*newsk
,
1225 const struct request_sock
*req
);
1226 void security_inet_conn_established(struct sock
*sk
,
1227 struct sk_buff
*skb
);
1228 int security_secmark_relabel_packet(u32 secid
);
1229 void security_secmark_refcount_inc(void);
1230 void security_secmark_refcount_dec(void);
1231 int security_tun_dev_alloc_security(void **security
);
1232 void security_tun_dev_free_security(void *security
);
1233 int security_tun_dev_create(void);
1234 int security_tun_dev_attach_queue(void *security
);
1235 int security_tun_dev_attach(struct sock
*sk
, void *security
);
1236 int security_tun_dev_open(void *security
);
1238 #else /* CONFIG_SECURITY_NETWORK */
1239 static inline int security_unix_stream_connect(struct sock
*sock
,
1246 static inline int security_unix_may_send(struct socket
*sock
,
1247 struct socket
*other
)
1252 static inline int security_socket_create(int family
, int type
,
1253 int protocol
, int kern
)
1258 static inline int security_socket_post_create(struct socket
*sock
,
1261 int protocol
, int kern
)
1266 static inline int security_socket_bind(struct socket
*sock
,
1267 struct sockaddr
*address
,
1273 static inline int security_socket_connect(struct socket
*sock
,
1274 struct sockaddr
*address
,
1280 static inline int security_socket_listen(struct socket
*sock
, int backlog
)
1285 static inline int security_socket_accept(struct socket
*sock
,
1286 struct socket
*newsock
)
1291 static inline int security_socket_sendmsg(struct socket
*sock
,
1292 struct msghdr
*msg
, int size
)
1297 static inline int security_socket_recvmsg(struct socket
*sock
,
1298 struct msghdr
*msg
, int size
,
1304 static inline int security_socket_getsockname(struct socket
*sock
)
1309 static inline int security_socket_getpeername(struct socket
*sock
)
1314 static inline int security_socket_getsockopt(struct socket
*sock
,
1315 int level
, int optname
)
1320 static inline int security_socket_setsockopt(struct socket
*sock
,
1321 int level
, int optname
)
1326 static inline int security_socket_shutdown(struct socket
*sock
, int how
)
1330 static inline int security_sock_rcv_skb(struct sock
*sk
,
1331 struct sk_buff
*skb
)
1336 static inline int security_socket_getpeersec_stream(struct socket
*sock
, char __user
*optval
,
1337 int __user
*optlen
, unsigned len
)
1339 return -ENOPROTOOPT
;
1342 static inline int security_socket_getpeersec_dgram(struct socket
*sock
, struct sk_buff
*skb
, u32
*secid
)
1344 return -ENOPROTOOPT
;
1347 static inline int security_sk_alloc(struct sock
*sk
, int family
, gfp_t priority
)
1352 static inline void security_sk_free(struct sock
*sk
)
1356 static inline void security_sk_clone(const struct sock
*sk
, struct sock
*newsk
)
1360 static inline void security_sk_classify_flow(struct sock
*sk
, struct flowi
*fl
)
1364 static inline void security_req_classify_flow(const struct request_sock
*req
, struct flowi
*fl
)
1368 static inline void security_sock_graft(struct sock
*sk
, struct socket
*parent
)
1372 static inline int security_inet_conn_request(struct sock
*sk
,
1373 struct sk_buff
*skb
, struct request_sock
*req
)
1378 static inline void security_inet_csk_clone(struct sock
*newsk
,
1379 const struct request_sock
*req
)
1383 static inline void security_inet_conn_established(struct sock
*sk
,
1384 struct sk_buff
*skb
)
1388 static inline int security_secmark_relabel_packet(u32 secid
)
1393 static inline void security_secmark_refcount_inc(void)
1397 static inline void security_secmark_refcount_dec(void)
1401 static inline int security_tun_dev_alloc_security(void **security
)
1406 static inline void security_tun_dev_free_security(void *security
)
1410 static inline int security_tun_dev_create(void)
1415 static inline int security_tun_dev_attach_queue(void *security
)
1420 static inline int security_tun_dev_attach(struct sock
*sk
, void *security
)
1425 static inline int security_tun_dev_open(void *security
)
1429 #endif /* CONFIG_SECURITY_NETWORK */
1431 #ifdef CONFIG_SECURITY_INFINIBAND
1432 int security_ib_pkey_access(void *sec
, u64 subnet_prefix
, u16 pkey
);
1433 int security_ib_endport_manage_subnet(void *sec
, const char *name
, u8 port_num
);
1434 int security_ib_alloc_security(void **sec
);
1435 void security_ib_free_security(void *sec
);
1436 #else /* CONFIG_SECURITY_INFINIBAND */
1437 static inline int security_ib_pkey_access(void *sec
, u64 subnet_prefix
, u16 pkey
)
1442 static inline int security_ib_endport_manage_subnet(void *sec
, const char *dev_name
, u8 port_num
)
1447 static inline int security_ib_alloc_security(void **sec
)
1452 static inline void security_ib_free_security(void *sec
)
1455 #endif /* CONFIG_SECURITY_INFINIBAND */
1457 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1459 int security_xfrm_policy_alloc(struct xfrm_sec_ctx
**ctxp
,
1460 struct xfrm_user_sec_ctx
*sec_ctx
, gfp_t gfp
);
1461 int security_xfrm_policy_clone(struct xfrm_sec_ctx
*old_ctx
, struct xfrm_sec_ctx
**new_ctxp
);
1462 void security_xfrm_policy_free(struct xfrm_sec_ctx
*ctx
);
1463 int security_xfrm_policy_delete(struct xfrm_sec_ctx
*ctx
);
1464 int security_xfrm_state_alloc(struct xfrm_state
*x
, struct xfrm_user_sec_ctx
*sec_ctx
);
1465 int security_xfrm_state_alloc_acquire(struct xfrm_state
*x
,
1466 struct xfrm_sec_ctx
*polsec
, u32 secid
);
1467 int security_xfrm_state_delete(struct xfrm_state
*x
);
1468 void security_xfrm_state_free(struct xfrm_state
*x
);
1469 int security_xfrm_policy_lookup(struct xfrm_sec_ctx
*ctx
, u32 fl_secid
, u8 dir
);
1470 int security_xfrm_state_pol_flow_match(struct xfrm_state
*x
,
1471 struct xfrm_policy
*xp
,
1472 const struct flowi
*fl
);
1473 int security_xfrm_decode_session(struct sk_buff
*skb
, u32
*secid
);
1474 void security_skb_classify_flow(struct sk_buff
*skb
, struct flowi
*fl
);
1476 #else /* CONFIG_SECURITY_NETWORK_XFRM */
1478 static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx
**ctxp
,
1479 struct xfrm_user_sec_ctx
*sec_ctx
,
1485 static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx
*old
, struct xfrm_sec_ctx
**new_ctxp
)
1490 static inline void security_xfrm_policy_free(struct xfrm_sec_ctx
*ctx
)
1494 static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx
*ctx
)
1499 static inline int security_xfrm_state_alloc(struct xfrm_state
*x
,
1500 struct xfrm_user_sec_ctx
*sec_ctx
)
1505 static inline int security_xfrm_state_alloc_acquire(struct xfrm_state
*x
,
1506 struct xfrm_sec_ctx
*polsec
, u32 secid
)
1511 static inline void security_xfrm_state_free(struct xfrm_state
*x
)
1515 static inline int security_xfrm_state_delete(struct xfrm_state
*x
)
1520 static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx
*ctx
, u32 fl_secid
, u8 dir
)
1525 static inline int security_xfrm_state_pol_flow_match(struct xfrm_state
*x
,
1526 struct xfrm_policy
*xp
, const struct flowi
*fl
)
1531 static inline int security_xfrm_decode_session(struct sk_buff
*skb
, u32
*secid
)
1536 static inline void security_skb_classify_flow(struct sk_buff
*skb
, struct flowi
*fl
)
1540 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
1542 #ifdef CONFIG_SECURITY_PATH
1543 int security_path_unlink(const struct path
*dir
, struct dentry
*dentry
);
1544 int security_path_mkdir(const struct path
*dir
, struct dentry
*dentry
, umode_t mode
);
1545 int security_path_rmdir(const struct path
*dir
, struct dentry
*dentry
);
1546 int security_path_mknod(const struct path
*dir
, struct dentry
*dentry
, umode_t mode
,
1548 int security_path_truncate(const struct path
*path
);
1549 int security_path_symlink(const struct path
*dir
, struct dentry
*dentry
,
1550 const char *old_name
);
1551 int security_path_link(struct dentry
*old_dentry
, const struct path
*new_dir
,
1552 struct dentry
*new_dentry
);
1553 int security_path_rename(const struct path
*old_dir
, struct dentry
*old_dentry
,
1554 const struct path
*new_dir
, struct dentry
*new_dentry
,
1555 unsigned int flags
);
1556 int security_path_chmod(const struct path
*path
, umode_t mode
);
1557 int security_path_chown(const struct path
*path
, kuid_t uid
, kgid_t gid
);
1558 int security_path_chroot(const struct path
*path
);
1559 #else /* CONFIG_SECURITY_PATH */
1560 static inline int security_path_unlink(const struct path
*dir
, struct dentry
*dentry
)
1565 static inline int security_path_mkdir(const struct path
*dir
, struct dentry
*dentry
,
1571 static inline int security_path_rmdir(const struct path
*dir
, struct dentry
*dentry
)
1576 static inline int security_path_mknod(const struct path
*dir
, struct dentry
*dentry
,
1577 umode_t mode
, unsigned int dev
)
1582 static inline int security_path_truncate(const struct path
*path
)
1587 static inline int security_path_symlink(const struct path
*dir
, struct dentry
*dentry
,
1588 const char *old_name
)
1593 static inline int security_path_link(struct dentry
*old_dentry
,
1594 const struct path
*new_dir
,
1595 struct dentry
*new_dentry
)
1600 static inline int security_path_rename(const struct path
*old_dir
,
1601 struct dentry
*old_dentry
,
1602 const struct path
*new_dir
,
1603 struct dentry
*new_dentry
,
1609 static inline int security_path_chmod(const struct path
*path
, umode_t mode
)
1614 static inline int security_path_chown(const struct path
*path
, kuid_t uid
, kgid_t gid
)
1619 static inline int security_path_chroot(const struct path
*path
)
1623 #endif /* CONFIG_SECURITY_PATH */
1626 #ifdef CONFIG_SECURITY
1628 int security_key_alloc(struct key
*key
, const struct cred
*cred
, unsigned long flags
);
1629 void security_key_free(struct key
*key
);
1630 int security_key_permission(key_ref_t key_ref
,
1631 const struct cred
*cred
, unsigned perm
);
1632 int security_key_getsecurity(struct key
*key
, char **_buffer
);
1636 static inline int security_key_alloc(struct key
*key
,
1637 const struct cred
*cred
,
1638 unsigned long flags
)
1643 static inline void security_key_free(struct key
*key
)
1647 static inline int security_key_permission(key_ref_t key_ref
,
1648 const struct cred
*cred
,
1654 static inline int security_key_getsecurity(struct key
*key
, char **_buffer
)
1661 #endif /* CONFIG_KEYS */
1664 #ifdef CONFIG_SECURITY
1665 int security_audit_rule_init(u32 field
, u32 op
, char *rulestr
, void **lsmrule
);
1666 int security_audit_rule_known(struct audit_krule
*krule
);
1667 int security_audit_rule_match(u32 secid
, u32 field
, u32 op
, void *lsmrule
,
1668 struct audit_context
*actx
);
1669 void security_audit_rule_free(void *lsmrule
);
1673 static inline int security_audit_rule_init(u32 field
, u32 op
, char *rulestr
,
1679 static inline int security_audit_rule_known(struct audit_krule
*krule
)
1684 static inline int security_audit_rule_match(u32 secid
, u32 field
, u32 op
,
1685 void *lsmrule
, struct audit_context
*actx
)
1690 static inline void security_audit_rule_free(void *lsmrule
)
1693 #endif /* CONFIG_SECURITY */
1694 #endif /* CONFIG_AUDIT */
1696 #ifdef CONFIG_SECURITYFS
1698 extern struct dentry
*securityfs_create_file(const char *name
, umode_t mode
,
1699 struct dentry
*parent
, void *data
,
1700 const struct file_operations
*fops
);
1701 extern struct dentry
*securityfs_create_dir(const char *name
, struct dentry
*parent
);
1702 struct dentry
*securityfs_create_symlink(const char *name
,
1703 struct dentry
*parent
,
1705 const struct inode_operations
*iops
);
1706 extern void securityfs_remove(struct dentry
*dentry
);
1708 #else /* CONFIG_SECURITYFS */
1710 static inline struct dentry
*securityfs_create_dir(const char *name
,
1711 struct dentry
*parent
)
1713 return ERR_PTR(-ENODEV
);
1716 static inline struct dentry
*securityfs_create_file(const char *name
,
1718 struct dentry
*parent
,
1720 const struct file_operations
*fops
)
1722 return ERR_PTR(-ENODEV
);
1725 static inline struct dentry
*securityfs_create_symlink(const char *name
,
1726 struct dentry
*parent
,
1728 const struct inode_operations
*iops
)
1730 return ERR_PTR(-ENODEV
);
1733 static inline void securityfs_remove(struct dentry
*dentry
)
1738 #ifdef CONFIG_BPF_SYSCALL
1742 struct bpf_prog_aux
;
1743 #ifdef CONFIG_SECURITY
1744 extern int security_bpf(int cmd
, union bpf_attr
*attr
, unsigned int size
);
1745 extern int security_bpf_map(struct bpf_map
*map
, fmode_t fmode
);
1746 extern int security_bpf_prog(struct bpf_prog
*prog
);
1747 extern int security_bpf_map_alloc(struct bpf_map
*map
);
1748 extern void security_bpf_map_free(struct bpf_map
*map
);
1749 extern int security_bpf_prog_alloc(struct bpf_prog_aux
*aux
);
1750 extern void security_bpf_prog_free(struct bpf_prog_aux
*aux
);
1752 static inline int security_bpf(int cmd
, union bpf_attr
*attr
,
1758 static inline int security_bpf_map(struct bpf_map
*map
, fmode_t fmode
)
1763 static inline int security_bpf_prog(struct bpf_prog
*prog
)
1768 static inline int security_bpf_map_alloc(struct bpf_map
*map
)
1773 static inline void security_bpf_map_free(struct bpf_map
*map
)
1776 static inline int security_bpf_prog_alloc(struct bpf_prog_aux
*aux
)
1781 static inline void security_bpf_prog_free(struct bpf_prog_aux
*aux
)
1783 #endif /* CONFIG_SECURITY */
1784 #endif /* CONFIG_BPF_SYSCALL */
1786 #ifdef CONFIG_SECURITY
1788 static inline char *alloc_secdata(void)
1790 return (char *)get_zeroed_page(GFP_KERNEL
);
1793 static inline void free_secdata(void *secdata
)
1795 free_page((unsigned long)secdata
);
1800 static inline char *alloc_secdata(void)
1805 static inline void free_secdata(void *secdata
)
1807 #endif /* CONFIG_SECURITY */
1809 #ifdef CONFIG_LOCK_DOWN_KERNEL
1810 extern void __init
init_lockdown(void);
1812 static inline void __init
init_lockdown(void)
1817 #endif /* ! __LINUX_SECURITY_H */