]>
git.proxmox.com Git - mirror_ubuntu-eoan-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>
38 struct kernel_siginfo
;
51 struct file_operations
;
57 /* If capable should audit the security request */
58 #define SECURITY_CAP_NOAUDIT 0
59 #define SECURITY_CAP_AUDIT 1
61 /* LSM Agnostic defines for sb_set_mnt_opts */
62 #define SECURITY_LSM_NATIVE_LABELS 1
66 struct user_namespace
;
73 /* These functions are in security/commoncap.c */
74 extern int cap_capable(const struct cred
*cred
, struct user_namespace
*ns
,
76 extern int cap_settime(const struct timespec64
*ts
, const struct timezone
*tz
);
77 extern int cap_ptrace_access_check(struct task_struct
*child
, unsigned int mode
);
78 extern int cap_ptrace_traceme(struct task_struct
*parent
);
79 extern int cap_capget(struct task_struct
*target
, kernel_cap_t
*effective
, kernel_cap_t
*inheritable
, kernel_cap_t
*permitted
);
80 extern int cap_capset(struct cred
*new, const struct cred
*old
,
81 const kernel_cap_t
*effective
,
82 const kernel_cap_t
*inheritable
,
83 const kernel_cap_t
*permitted
);
84 extern int cap_bprm_set_creds(struct linux_binprm
*bprm
);
85 extern int cap_inode_setxattr(struct dentry
*dentry
, const char *name
,
86 const void *value
, size_t size
, int flags
);
87 extern int cap_inode_removexattr(struct dentry
*dentry
, const char *name
);
88 extern int cap_inode_need_killpriv(struct dentry
*dentry
);
89 extern int cap_inode_killpriv(struct dentry
*dentry
);
90 extern int cap_inode_getsecurity(struct inode
*inode
, const char *name
,
91 void **buffer
, bool alloc
);
92 extern int cap_mmap_addr(unsigned long addr
);
93 extern int cap_mmap_file(struct file
*file
, unsigned long reqprot
,
94 unsigned long prot
, unsigned long flags
);
95 extern int cap_task_fix_setuid(struct cred
*new, const struct cred
*old
, int flags
);
96 extern int cap_task_prctl(int option
, unsigned long arg2
, unsigned long arg3
,
97 unsigned long arg4
, unsigned long arg5
);
98 extern int cap_task_setscheduler(struct task_struct
*p
);
99 extern int cap_task_setioprio(struct task_struct
*p
, int ioprio
);
100 extern int cap_task_setnice(struct task_struct
*p
, int nice
);
101 extern int cap_vm_enough_memory(struct mm_struct
*mm
, long pages
);
110 struct xfrm_selector
;
113 struct xfrm_user_sec_ctx
;
115 struct sctp_endpoint
;
118 extern unsigned long mmap_min_addr
;
119 extern unsigned long dac_mmap_min_addr
;
121 #define mmap_min_addr 0UL
122 #define dac_mmap_min_addr 0UL
126 * Values used in the task_security_ops calls
128 /* setuid or setgid, id0 == uid or gid */
129 #define LSM_SETID_ID 1
131 /* setreuid or setregid, id0 == real, id1 == eff */
132 #define LSM_SETID_RE 2
134 /* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
135 #define LSM_SETID_RES 4
137 /* setfsuid or setfsgid, id0 == fsuid or fsgid */
138 #define LSM_SETID_FS 8
140 /* Flags for security_task_prlimit(). */
141 #define LSM_PRLIMIT_READ 1
142 #define LSM_PRLIMIT_WRITE 2
144 /* forward declares to avoid warnings */
148 /* bprm->unsafe reasons */
149 #define LSM_UNSAFE_SHARE 1
150 #define LSM_UNSAFE_PTRACE 2
151 #define LSM_UNSAFE_NO_NEW_PRIVS 4
154 extern int mmap_min_addr_handler(struct ctl_table
*table
, int write
,
155 void __user
*buffer
, size_t *lenp
, loff_t
*ppos
);
158 /* security_inode_init_security callback function to write xattrs */
159 typedef int (*initxattrs
) (struct inode
*inode
,
160 const struct xattr
*xattr_array
, void *fs_data
);
163 /* Keep the kernel_load_data_id enum in sync with kernel_read_file_id */
164 #define __data_id_enumify(ENUM, dummy) LOADING_ ## ENUM,
165 #define __data_id_stringify(dummy, str) #str,
167 enum kernel_load_data_id
{
168 __kernel_read_file_id(__data_id_enumify
)
171 static const char * const kernel_load_data_str
[] = {
172 __kernel_read_file_id(__data_id_stringify
)
175 static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id
)
177 if ((unsigned)id
>= LOADING_MAX_ID
)
178 return kernel_load_data_str
[LOADING_UNKNOWN
];
180 return kernel_load_data_str
[id
];
183 #ifdef CONFIG_SECURITY
185 struct security_mnt_opts
{
191 int call_lsm_notifier(enum lsm_event event
, void *data
);
192 int register_lsm_notifier(struct notifier_block
*nb
);
193 int unregister_lsm_notifier(struct notifier_block
*nb
);
195 static inline void security_init_mnt_opts(struct security_mnt_opts
*opts
)
197 opts
->mnt_opts
= NULL
;
198 opts
->mnt_opts_flags
= NULL
;
199 opts
->num_mnt_opts
= 0;
202 static inline void security_free_mnt_opts(struct security_mnt_opts
*opts
)
206 for (i
= 0; i
< opts
->num_mnt_opts
; i
++)
207 kfree(opts
->mnt_opts
[i
]);
208 kfree(opts
->mnt_opts
);
209 opts
->mnt_opts
= NULL
;
210 kfree(opts
->mnt_opts_flags
);
211 opts
->mnt_opts_flags
= NULL
;
212 opts
->num_mnt_opts
= 0;
216 extern int security_init(void);
218 /* Security operations */
219 int security_binder_set_context_mgr(struct task_struct
*mgr
);
220 int security_binder_transaction(struct task_struct
*from
,
221 struct task_struct
*to
);
222 int security_binder_transfer_binder(struct task_struct
*from
,
223 struct task_struct
*to
);
224 int security_binder_transfer_file(struct task_struct
*from
,
225 struct task_struct
*to
, struct file
*file
);
226 int security_ptrace_access_check(struct task_struct
*child
, unsigned int mode
);
227 int security_ptrace_traceme(struct task_struct
*parent
);
228 int security_capget(struct task_struct
*target
,
229 kernel_cap_t
*effective
,
230 kernel_cap_t
*inheritable
,
231 kernel_cap_t
*permitted
);
232 int security_capset(struct cred
*new, const struct cred
*old
,
233 const kernel_cap_t
*effective
,
234 const kernel_cap_t
*inheritable
,
235 const kernel_cap_t
*permitted
);
236 int security_capable(const struct cred
*cred
, struct user_namespace
*ns
,
238 int security_capable_noaudit(const struct cred
*cred
, struct user_namespace
*ns
,
240 int security_quotactl(int cmds
, int type
, int id
, struct super_block
*sb
);
241 int security_quota_on(struct dentry
*dentry
);
242 int security_syslog(int type
);
243 int security_settime64(const struct timespec64
*ts
, const struct timezone
*tz
);
244 int security_vm_enough_memory_mm(struct mm_struct
*mm
, long pages
);
245 int security_bprm_set_creds(struct linux_binprm
*bprm
);
246 int security_bprm_check(struct linux_binprm
*bprm
);
247 void security_bprm_committing_creds(struct linux_binprm
*bprm
);
248 void security_bprm_committed_creds(struct linux_binprm
*bprm
);
249 int security_sb_alloc(struct super_block
*sb
);
250 void security_sb_free(struct super_block
*sb
);
251 int security_sb_copy_data(char *orig
, char *copy
);
252 int security_sb_remount(struct super_block
*sb
, void *data
);
253 int security_sb_kern_mount(struct super_block
*sb
, int flags
, void *data
);
254 int security_sb_show_options(struct seq_file
*m
, struct super_block
*sb
);
255 int security_sb_statfs(struct dentry
*dentry
);
256 int security_sb_mount(const char *dev_name
, const struct path
*path
,
257 const char *type
, unsigned long flags
, void *data
);
258 int security_sb_umount(struct vfsmount
*mnt
, int flags
);
259 int security_sb_pivotroot(const struct path
*old_path
, const struct path
*new_path
);
260 int security_sb_set_mnt_opts(struct super_block
*sb
,
261 struct security_mnt_opts
*opts
,
262 unsigned long kern_flags
,
263 unsigned long *set_kern_flags
);
264 int security_sb_clone_mnt_opts(const struct super_block
*oldsb
,
265 struct super_block
*newsb
,
266 unsigned long kern_flags
,
267 unsigned long *set_kern_flags
);
268 int security_sb_parse_opts_str(char *options
, struct security_mnt_opts
*opts
);
269 int security_dentry_init_security(struct dentry
*dentry
, int mode
,
270 const struct qstr
*name
, void **ctx
,
272 int security_dentry_create_files_as(struct dentry
*dentry
, int mode
,
274 const struct cred
*old
,
277 int security_inode_alloc(struct inode
*inode
);
278 void security_inode_free(struct inode
*inode
);
279 int security_inode_init_security(struct inode
*inode
, struct inode
*dir
,
280 const struct qstr
*qstr
,
281 initxattrs initxattrs
, void *fs_data
);
282 int security_old_inode_init_security(struct inode
*inode
, struct inode
*dir
,
283 const struct qstr
*qstr
, const char **name
,
284 void **value
, size_t *len
);
285 int security_inode_create(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
);
286 int security_inode_link(struct dentry
*old_dentry
, struct inode
*dir
,
287 struct dentry
*new_dentry
);
288 int security_inode_unlink(struct inode
*dir
, struct dentry
*dentry
);
289 int security_inode_symlink(struct inode
*dir
, struct dentry
*dentry
,
290 const char *old_name
);
291 int security_inode_mkdir(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
);
292 int security_inode_rmdir(struct inode
*dir
, struct dentry
*dentry
);
293 int security_inode_mknod(struct inode
*dir
, struct dentry
*dentry
, umode_t mode
, dev_t dev
);
294 int security_inode_rename(struct inode
*old_dir
, struct dentry
*old_dentry
,
295 struct inode
*new_dir
, struct dentry
*new_dentry
,
297 int security_inode_readlink(struct dentry
*dentry
);
298 int security_inode_follow_link(struct dentry
*dentry
, struct inode
*inode
,
300 int security_inode_permission(struct inode
*inode
, int mask
);
301 int security_inode_setattr(struct dentry
*dentry
, struct iattr
*attr
);
302 int security_inode_getattr(const struct path
*path
);
303 int security_inode_setxattr(struct dentry
*dentry
, const char *name
,
304 const void *value
, size_t size
, int flags
);
305 void security_inode_post_setxattr(struct dentry
*dentry
, const char *name
,
306 const void *value
, size_t size
, int flags
);
307 int security_inode_getxattr(struct dentry
*dentry
, const char *name
);
308 int security_inode_listxattr(struct dentry
*dentry
);
309 int security_inode_removexattr(struct dentry
*dentry
, const char *name
);
310 int security_inode_need_killpriv(struct dentry
*dentry
);
311 int security_inode_killpriv(struct dentry
*dentry
);
312 int security_inode_getsecurity(struct inode
*inode
, const char *name
, void **buffer
, bool alloc
);
313 int security_inode_setsecurity(struct inode
*inode
, const char *name
, const void *value
, size_t size
, int flags
);
314 int security_inode_listsecurity(struct inode
*inode
, char *buffer
, size_t buffer_size
);
315 void security_inode_getsecid(struct inode
*inode
, u32
*secid
);
316 int security_inode_copy_up(struct dentry
*src
, struct cred
**new);
317 int security_inode_copy_up_xattr(const char *name
);
318 int security_file_permission(struct file
*file
, int mask
);
319 int security_file_alloc(struct file
*file
);
320 void security_file_free(struct file
*file
);
321 int security_file_ioctl(struct file
*file
, unsigned int cmd
, unsigned long arg
);
322 int security_mmap_file(struct file
*file
, unsigned long prot
,
323 unsigned long flags
);
324 int security_mmap_addr(unsigned long addr
);
325 int security_file_mprotect(struct vm_area_struct
*vma
, unsigned long reqprot
,
327 int security_file_lock(struct file
*file
, unsigned int cmd
);
328 int security_file_fcntl(struct file
*file
, unsigned int cmd
, unsigned long arg
);
329 void security_file_set_fowner(struct file
*file
);
330 int security_file_send_sigiotask(struct task_struct
*tsk
,
331 struct fown_struct
*fown
, int sig
);
332 int security_file_receive(struct file
*file
);
333 int security_file_open(struct file
*file
);
334 int security_task_alloc(struct task_struct
*task
, unsigned long clone_flags
);
335 void security_task_free(struct task_struct
*task
);
336 int security_cred_alloc_blank(struct cred
*cred
, gfp_t gfp
);
337 void security_cred_free(struct cred
*cred
);
338 int security_prepare_creds(struct cred
*new, const struct cred
*old
, gfp_t gfp
);
339 void security_transfer_creds(struct cred
*new, const struct cred
*old
);
340 void security_cred_getsecid(const struct cred
*c
, u32
*secid
);
341 int security_kernel_act_as(struct cred
*new, u32 secid
);
342 int security_kernel_create_files_as(struct cred
*new, struct inode
*inode
);
343 int security_kernel_module_request(char *kmod_name
);
344 int security_kernel_load_data(enum kernel_load_data_id id
);
345 int security_kernel_read_file(struct file
*file
, enum kernel_read_file_id id
);
346 int security_kernel_post_read_file(struct file
*file
, char *buf
, loff_t size
,
347 enum kernel_read_file_id id
);
348 int security_task_fix_setuid(struct cred
*new, const struct cred
*old
,
350 int security_task_setpgid(struct task_struct
*p
, pid_t pgid
);
351 int security_task_getpgid(struct task_struct
*p
);
352 int security_task_getsid(struct task_struct
*p
);
353 void security_task_getsecid(struct task_struct
*p
, u32
*secid
);
354 int security_task_setnice(struct task_struct
*p
, int nice
);
355 int security_task_setioprio(struct task_struct
*p
, int ioprio
);
356 int security_task_getioprio(struct task_struct
*p
);
357 int security_task_prlimit(const struct cred
*cred
, const struct cred
*tcred
,
359 int security_task_setrlimit(struct task_struct
*p
, unsigned int resource
,
360 struct rlimit
*new_rlim
);
361 int security_task_setscheduler(struct task_struct
*p
);
362 int security_task_getscheduler(struct task_struct
*p
);
363 int security_task_movememory(struct task_struct
*p
);
364 int security_task_kill(struct task_struct
*p
, struct kernel_siginfo
*info
,
365 int sig
, const struct cred
*cred
);
366 int security_task_prctl(int option
, unsigned long arg2
, unsigned long arg3
,
367 unsigned long arg4
, unsigned long arg5
);
368 void security_task_to_inode(struct task_struct
*p
, struct inode
*inode
);
369 int security_ipc_permission(struct kern_ipc_perm
*ipcp
, short flag
);
370 void security_ipc_getsecid(struct kern_ipc_perm
*ipcp
, u32
*secid
);
371 int security_msg_msg_alloc(struct msg_msg
*msg
);
372 void security_msg_msg_free(struct msg_msg
*msg
);
373 int security_msg_queue_alloc(struct kern_ipc_perm
*msq
);
374 void security_msg_queue_free(struct kern_ipc_perm
*msq
);
375 int security_msg_queue_associate(struct kern_ipc_perm
*msq
, int msqflg
);
376 int security_msg_queue_msgctl(struct kern_ipc_perm
*msq
, int cmd
);
377 int security_msg_queue_msgsnd(struct kern_ipc_perm
*msq
,
378 struct msg_msg
*msg
, int msqflg
);
379 int security_msg_queue_msgrcv(struct kern_ipc_perm
*msq
, struct msg_msg
*msg
,
380 struct task_struct
*target
, long type
, int mode
);
381 int security_shm_alloc(struct kern_ipc_perm
*shp
);
382 void security_shm_free(struct kern_ipc_perm
*shp
);
383 int security_shm_associate(struct kern_ipc_perm
*shp
, int shmflg
);
384 int security_shm_shmctl(struct kern_ipc_perm
*shp
, int cmd
);
385 int security_shm_shmat(struct kern_ipc_perm
*shp
, char __user
*shmaddr
, int shmflg
);
386 int security_sem_alloc(struct kern_ipc_perm
*sma
);
387 void security_sem_free(struct kern_ipc_perm
*sma
);
388 int security_sem_associate(struct kern_ipc_perm
*sma
, int semflg
);
389 int security_sem_semctl(struct kern_ipc_perm
*sma
, int cmd
);
390 int security_sem_semop(struct kern_ipc_perm
*sma
, struct sembuf
*sops
,
391 unsigned nsops
, int alter
);
392 void security_d_instantiate(struct dentry
*dentry
, struct inode
*inode
);
393 int security_getprocattr(struct task_struct
*p
, char *name
, char **value
);
394 int security_setprocattr(const char *name
, void *value
, size_t size
);
395 int security_netlink_send(struct sock
*sk
, struct sk_buff
*skb
);
396 int security_ismaclabel(const char *name
);
397 int security_secid_to_secctx(u32 secid
, char **secdata
, u32
*seclen
);
398 int security_secctx_to_secid(const char *secdata
, u32 seclen
, u32
*secid
);
399 void security_release_secctx(char *secdata
, u32 seclen
);
401 void security_inode_invalidate_secctx(struct inode
*inode
);
402 int security_inode_notifysecctx(struct inode
*inode
, void *ctx
, u32 ctxlen
);
403 int security_inode_setsecctx(struct dentry
*dentry
, void *ctx
, u32 ctxlen
);
404 int security_inode_getsecctx(struct inode
*inode
, void **ctx
, u32
*ctxlen
);
405 #else /* CONFIG_SECURITY */
406 struct security_mnt_opts
{
409 static inline int call_lsm_notifier(enum lsm_event event
, void *data
)
414 static inline int register_lsm_notifier(struct notifier_block
*nb
)
419 static inline int unregister_lsm_notifier(struct notifier_block
*nb
)
424 static inline void security_init_mnt_opts(struct security_mnt_opts
*opts
)
428 static inline void security_free_mnt_opts(struct security_mnt_opts
*opts
)
433 * This is the default capabilities functionality. Most of these functions
434 * are just stubbed out, but a few must call the proper capable code.
437 static inline int security_init(void)
442 static inline int security_binder_set_context_mgr(struct task_struct
*mgr
)
447 static inline int security_binder_transaction(struct task_struct
*from
,
448 struct task_struct
*to
)
453 static inline int security_binder_transfer_binder(struct task_struct
*from
,
454 struct task_struct
*to
)
459 static inline int security_binder_transfer_file(struct task_struct
*from
,
460 struct task_struct
*to
,
466 static inline int security_ptrace_access_check(struct task_struct
*child
,
469 return cap_ptrace_access_check(child
, mode
);
472 static inline int security_ptrace_traceme(struct task_struct
*parent
)
474 return cap_ptrace_traceme(parent
);
477 static inline int security_capget(struct task_struct
*target
,
478 kernel_cap_t
*effective
,
479 kernel_cap_t
*inheritable
,
480 kernel_cap_t
*permitted
)
482 return cap_capget(target
, effective
, inheritable
, permitted
);
485 static inline int security_capset(struct cred
*new,
486 const struct cred
*old
,
487 const kernel_cap_t
*effective
,
488 const kernel_cap_t
*inheritable
,
489 const kernel_cap_t
*permitted
)
491 return cap_capset(new, old
, effective
, inheritable
, permitted
);
494 static inline int security_capable(const struct cred
*cred
,
495 struct user_namespace
*ns
, int cap
)
497 return cap_capable(cred
, ns
, cap
, SECURITY_CAP_AUDIT
);
500 static inline int security_capable_noaudit(const struct cred
*cred
,
501 struct user_namespace
*ns
, int cap
) {
502 return cap_capable(cred
, ns
, cap
, SECURITY_CAP_NOAUDIT
);
505 static inline int security_quotactl(int cmds
, int type
, int id
,
506 struct super_block
*sb
)
511 static inline int security_quota_on(struct dentry
*dentry
)
516 static inline int security_syslog(int type
)
521 static inline int security_settime64(const struct timespec64
*ts
,
522 const struct timezone
*tz
)
524 return cap_settime(ts
, tz
);
527 static inline int security_vm_enough_memory_mm(struct mm_struct
*mm
, long pages
)
529 return __vm_enough_memory(mm
, pages
, cap_vm_enough_memory(mm
, pages
));
532 static inline int security_bprm_set_creds(struct linux_binprm
*bprm
)
534 return cap_bprm_set_creds(bprm
);
537 static inline int security_bprm_check(struct linux_binprm
*bprm
)
542 static inline void security_bprm_committing_creds(struct linux_binprm
*bprm
)
546 static inline void security_bprm_committed_creds(struct linux_binprm
*bprm
)
550 static inline int security_sb_alloc(struct super_block
*sb
)
555 static inline void security_sb_free(struct super_block
*sb
)
558 static inline int security_sb_copy_data(char *orig
, char *copy
)
563 static inline int security_sb_remount(struct super_block
*sb
, void *data
)
568 static inline int security_sb_kern_mount(struct super_block
*sb
, int flags
, void *data
)
573 static inline int security_sb_show_options(struct seq_file
*m
,
574 struct super_block
*sb
)
579 static inline int security_sb_statfs(struct dentry
*dentry
)
584 static inline int security_sb_mount(const char *dev_name
, const struct path
*path
,
585 const char *type
, unsigned long flags
,
591 static inline int security_sb_umount(struct vfsmount
*mnt
, int flags
)
596 static inline int security_sb_pivotroot(const struct path
*old_path
,
597 const struct path
*new_path
)
602 static inline int security_sb_set_mnt_opts(struct super_block
*sb
,
603 struct security_mnt_opts
*opts
,
604 unsigned long kern_flags
,
605 unsigned long *set_kern_flags
)
610 static inline int security_sb_clone_mnt_opts(const struct super_block
*oldsb
,
611 struct super_block
*newsb
,
612 unsigned long kern_flags
,
613 unsigned long *set_kern_flags
)
618 static inline int security_sb_parse_opts_str(char *options
, struct security_mnt_opts
*opts
)
623 static inline int security_inode_alloc(struct inode
*inode
)
628 static inline void security_inode_free(struct inode
*inode
)
631 static inline int security_dentry_init_security(struct dentry
*dentry
,
633 const struct qstr
*name
,
640 static inline int security_dentry_create_files_as(struct dentry
*dentry
,
641 int mode
, struct qstr
*name
,
642 const struct cred
*old
,
649 static inline int security_inode_init_security(struct inode
*inode
,
651 const struct qstr
*qstr
,
652 const initxattrs xattrs
,
658 static inline int security_old_inode_init_security(struct inode
*inode
,
660 const struct qstr
*qstr
,
662 void **value
, size_t *len
)
667 static inline int security_inode_create(struct inode
*dir
,
668 struct dentry
*dentry
,
674 static inline int security_inode_link(struct dentry
*old_dentry
,
676 struct dentry
*new_dentry
)
681 static inline int security_inode_unlink(struct inode
*dir
,
682 struct dentry
*dentry
)
687 static inline int security_inode_symlink(struct inode
*dir
,
688 struct dentry
*dentry
,
689 const char *old_name
)
694 static inline int security_inode_mkdir(struct inode
*dir
,
695 struct dentry
*dentry
,
701 static inline int security_inode_rmdir(struct inode
*dir
,
702 struct dentry
*dentry
)
707 static inline int security_inode_mknod(struct inode
*dir
,
708 struct dentry
*dentry
,
714 static inline int security_inode_rename(struct inode
*old_dir
,
715 struct dentry
*old_dentry
,
716 struct inode
*new_dir
,
717 struct dentry
*new_dentry
,
723 static inline int security_inode_readlink(struct dentry
*dentry
)
728 static inline int security_inode_follow_link(struct dentry
*dentry
,
735 static inline int security_inode_permission(struct inode
*inode
, int mask
)
740 static inline int security_inode_setattr(struct dentry
*dentry
,
746 static inline int security_inode_getattr(const struct path
*path
)
751 static inline int security_inode_setxattr(struct dentry
*dentry
,
752 const char *name
, const void *value
, size_t size
, int flags
)
754 return cap_inode_setxattr(dentry
, name
, value
, size
, flags
);
757 static inline void security_inode_post_setxattr(struct dentry
*dentry
,
758 const char *name
, const void *value
, size_t size
, int flags
)
761 static inline int security_inode_getxattr(struct dentry
*dentry
,
767 static inline int security_inode_listxattr(struct dentry
*dentry
)
772 static inline int security_inode_removexattr(struct dentry
*dentry
,
775 return cap_inode_removexattr(dentry
, name
);
778 static inline int security_inode_need_killpriv(struct dentry
*dentry
)
780 return cap_inode_need_killpriv(dentry
);
783 static inline int security_inode_killpriv(struct dentry
*dentry
)
785 return cap_inode_killpriv(dentry
);
788 static inline int security_inode_getsecurity(struct inode
*inode
, const char *name
, void **buffer
, bool alloc
)
793 static inline int security_inode_setsecurity(struct inode
*inode
, const char *name
, const void *value
, size_t size
, int flags
)
798 static inline int security_inode_listsecurity(struct inode
*inode
, char *buffer
, size_t buffer_size
)
803 static inline void security_inode_getsecid(struct inode
*inode
, u32
*secid
)
808 static inline int security_inode_copy_up(struct dentry
*src
, struct cred
**new)
813 static inline int security_inode_copy_up_xattr(const char *name
)
818 static inline int security_file_permission(struct file
*file
, int mask
)
823 static inline int security_file_alloc(struct file
*file
)
828 static inline void security_file_free(struct file
*file
)
831 static inline int security_file_ioctl(struct file
*file
, unsigned int cmd
,
837 static inline int security_mmap_file(struct file
*file
, unsigned long prot
,
843 static inline int security_mmap_addr(unsigned long addr
)
845 return cap_mmap_addr(addr
);
848 static inline int security_file_mprotect(struct vm_area_struct
*vma
,
849 unsigned long reqprot
,
855 static inline int security_file_lock(struct file
*file
, unsigned int cmd
)
860 static inline int security_file_fcntl(struct file
*file
, unsigned int cmd
,
866 static inline void security_file_set_fowner(struct file
*file
)
871 static inline int security_file_send_sigiotask(struct task_struct
*tsk
,
872 struct fown_struct
*fown
,
878 static inline int security_file_receive(struct file
*file
)
883 static inline int security_file_open(struct file
*file
)
888 static inline int security_task_alloc(struct task_struct
*task
,
889 unsigned long clone_flags
)
894 static inline void security_task_free(struct task_struct
*task
)
897 static inline int security_cred_alloc_blank(struct cred
*cred
, gfp_t gfp
)
902 static inline void security_cred_free(struct cred
*cred
)
905 static inline int security_prepare_creds(struct cred
*new,
906 const struct cred
*old
,
912 static inline void security_transfer_creds(struct cred
*new,
913 const struct cred
*old
)
917 static inline int security_kernel_act_as(struct cred
*cred
, u32 secid
)
922 static inline int security_kernel_create_files_as(struct cred
*cred
,
928 static inline int security_kernel_module_request(char *kmod_name
)
933 static inline int security_kernel_load_data(enum kernel_load_data_id id
)
938 static inline int security_kernel_read_file(struct file
*file
,
939 enum kernel_read_file_id id
)
944 static inline int security_kernel_post_read_file(struct file
*file
,
945 char *buf
, loff_t size
,
946 enum kernel_read_file_id id
)
951 static inline int security_task_fix_setuid(struct cred
*new,
952 const struct cred
*old
,
955 return cap_task_fix_setuid(new, old
, flags
);
958 static inline int security_task_setpgid(struct task_struct
*p
, pid_t pgid
)
963 static inline int security_task_getpgid(struct task_struct
*p
)
968 static inline int security_task_getsid(struct task_struct
*p
)
973 static inline void security_task_getsecid(struct task_struct
*p
, u32
*secid
)
978 static inline int security_task_setnice(struct task_struct
*p
, int nice
)
980 return cap_task_setnice(p
, nice
);
983 static inline int security_task_setioprio(struct task_struct
*p
, int ioprio
)
985 return cap_task_setioprio(p
, ioprio
);
988 static inline int security_task_getioprio(struct task_struct
*p
)
993 static inline int security_task_prlimit(const struct cred
*cred
,
994 const struct cred
*tcred
,
1000 static inline int security_task_setrlimit(struct task_struct
*p
,
1001 unsigned int resource
,
1002 struct rlimit
*new_rlim
)
1007 static inline int security_task_setscheduler(struct task_struct
*p
)
1009 return cap_task_setscheduler(p
);
1012 static inline int security_task_getscheduler(struct task_struct
*p
)
1017 static inline int security_task_movememory(struct task_struct
*p
)
1022 static inline int security_task_kill(struct task_struct
*p
,
1023 struct kernel_siginfo
*info
, int sig
,
1024 const struct cred
*cred
)
1029 static inline int security_task_prctl(int option
, unsigned long arg2
,
1034 return cap_task_prctl(option
, arg2
, arg3
, arg4
, arg5
);
1037 static inline void security_task_to_inode(struct task_struct
*p
, struct inode
*inode
)
1040 static inline int security_ipc_permission(struct kern_ipc_perm
*ipcp
,
1046 static inline void security_ipc_getsecid(struct kern_ipc_perm
*ipcp
, u32
*secid
)
1051 static inline int security_msg_msg_alloc(struct msg_msg
*msg
)
1056 static inline void security_msg_msg_free(struct msg_msg
*msg
)
1059 static inline int security_msg_queue_alloc(struct kern_ipc_perm
*msq
)
1064 static inline void security_msg_queue_free(struct kern_ipc_perm
*msq
)
1067 static inline int security_msg_queue_associate(struct kern_ipc_perm
*msq
,
1073 static inline int security_msg_queue_msgctl(struct kern_ipc_perm
*msq
, int cmd
)
1078 static inline int security_msg_queue_msgsnd(struct kern_ipc_perm
*msq
,
1079 struct msg_msg
*msg
, int msqflg
)
1084 static inline int security_msg_queue_msgrcv(struct kern_ipc_perm
*msq
,
1085 struct msg_msg
*msg
,
1086 struct task_struct
*target
,
1087 long type
, int mode
)
1092 static inline int security_shm_alloc(struct kern_ipc_perm
*shp
)
1097 static inline void security_shm_free(struct kern_ipc_perm
*shp
)
1100 static inline int security_shm_associate(struct kern_ipc_perm
*shp
,
1106 static inline int security_shm_shmctl(struct kern_ipc_perm
*shp
, int cmd
)
1111 static inline int security_shm_shmat(struct kern_ipc_perm
*shp
,
1112 char __user
*shmaddr
, int shmflg
)
1117 static inline int security_sem_alloc(struct kern_ipc_perm
*sma
)
1122 static inline void security_sem_free(struct kern_ipc_perm
*sma
)
1125 static inline int security_sem_associate(struct kern_ipc_perm
*sma
, int semflg
)
1130 static inline int security_sem_semctl(struct kern_ipc_perm
*sma
, int cmd
)
1135 static inline int security_sem_semop(struct kern_ipc_perm
*sma
,
1136 struct sembuf
*sops
, unsigned nsops
,
1142 static inline void security_d_instantiate(struct dentry
*dentry
, struct inode
*inode
)
1145 static inline int security_getprocattr(struct task_struct
*p
, char *name
, char **value
)
1150 static inline int security_setprocattr(char *name
, void *value
, size_t size
)
1155 static inline int security_netlink_send(struct sock
*sk
, struct sk_buff
*skb
)
1160 static inline int security_ismaclabel(const char *name
)
1165 static inline int security_secid_to_secctx(u32 secid
, char **secdata
, u32
*seclen
)
1170 static inline int security_secctx_to_secid(const char *secdata
,
1177 static inline void security_release_secctx(char *secdata
, u32 seclen
)
1181 static inline void security_inode_invalidate_secctx(struct inode
*inode
)
1185 static inline int security_inode_notifysecctx(struct inode
*inode
, void *ctx
, u32 ctxlen
)
1189 static inline int security_inode_setsecctx(struct dentry
*dentry
, void *ctx
, u32 ctxlen
)
1193 static inline int security_inode_getsecctx(struct inode
*inode
, void **ctx
, u32
*ctxlen
)
1197 #endif /* CONFIG_SECURITY */
1199 #ifdef CONFIG_SECURITY_NETWORK
1201 int security_unix_stream_connect(struct sock
*sock
, struct sock
*other
, struct sock
*newsk
);
1202 int security_unix_may_send(struct socket
*sock
, struct socket
*other
);
1203 int security_socket_create(int family
, int type
, int protocol
, int kern
);
1204 int security_socket_post_create(struct socket
*sock
, int family
,
1205 int type
, int protocol
, int kern
);
1206 int security_socket_socketpair(struct socket
*socka
, struct socket
*sockb
);
1207 int security_socket_bind(struct socket
*sock
, struct sockaddr
*address
, int addrlen
);
1208 int security_socket_connect(struct socket
*sock
, struct sockaddr
*address
, int addrlen
);
1209 int security_socket_listen(struct socket
*sock
, int backlog
);
1210 int security_socket_accept(struct socket
*sock
, struct socket
*newsock
);
1211 int security_socket_sendmsg(struct socket
*sock
, struct msghdr
*msg
, int size
);
1212 int security_socket_recvmsg(struct socket
*sock
, struct msghdr
*msg
,
1213 int size
, int flags
);
1214 int security_socket_getsockname(struct socket
*sock
);
1215 int security_socket_getpeername(struct socket
*sock
);
1216 int security_socket_getsockopt(struct socket
*sock
, int level
, int optname
);
1217 int security_socket_setsockopt(struct socket
*sock
, int level
, int optname
);
1218 int security_socket_shutdown(struct socket
*sock
, int how
);
1219 int security_sock_rcv_skb(struct sock
*sk
, struct sk_buff
*skb
);
1220 int security_socket_getpeersec_stream(struct socket
*sock
, char __user
*optval
,
1221 int __user
*optlen
, unsigned len
);
1222 int security_socket_getpeersec_dgram(struct socket
*sock
, struct sk_buff
*skb
, u32
*secid
);
1223 int security_sk_alloc(struct sock
*sk
, int family
, gfp_t priority
);
1224 void security_sk_free(struct sock
*sk
);
1225 void security_sk_clone(const struct sock
*sk
, struct sock
*newsk
);
1226 void security_sk_classify_flow(struct sock
*sk
, struct flowi
*fl
);
1227 void security_req_classify_flow(const struct request_sock
*req
, struct flowi
*fl
);
1228 void security_sock_graft(struct sock
*sk
, struct socket
*parent
);
1229 int security_inet_conn_request(struct sock
*sk
,
1230 struct sk_buff
*skb
, struct request_sock
*req
);
1231 void security_inet_csk_clone(struct sock
*newsk
,
1232 const struct request_sock
*req
);
1233 void security_inet_conn_established(struct sock
*sk
,
1234 struct sk_buff
*skb
);
1235 int security_secmark_relabel_packet(u32 secid
);
1236 void security_secmark_refcount_inc(void);
1237 void security_secmark_refcount_dec(void);
1238 int security_tun_dev_alloc_security(void **security
);
1239 void security_tun_dev_free_security(void *security
);
1240 int security_tun_dev_create(void);
1241 int security_tun_dev_attach_queue(void *security
);
1242 int security_tun_dev_attach(struct sock
*sk
, void *security
);
1243 int security_tun_dev_open(void *security
);
1244 int security_sctp_assoc_request(struct sctp_endpoint
*ep
, struct sk_buff
*skb
);
1245 int security_sctp_bind_connect(struct sock
*sk
, int optname
,
1246 struct sockaddr
*address
, int addrlen
);
1247 void security_sctp_sk_clone(struct sctp_endpoint
*ep
, struct sock
*sk
,
1248 struct sock
*newsk
);
1250 #else /* CONFIG_SECURITY_NETWORK */
1251 static inline int security_unix_stream_connect(struct sock
*sock
,
1258 static inline int security_unix_may_send(struct socket
*sock
,
1259 struct socket
*other
)
1264 static inline int security_socket_create(int family
, int type
,
1265 int protocol
, int kern
)
1270 static inline int security_socket_post_create(struct socket
*sock
,
1273 int protocol
, int kern
)
1278 static inline int security_socket_socketpair(struct socket
*socka
,
1279 struct socket
*sockb
)
1284 static inline int security_socket_bind(struct socket
*sock
,
1285 struct sockaddr
*address
,
1291 static inline int security_socket_connect(struct socket
*sock
,
1292 struct sockaddr
*address
,
1298 static inline int security_socket_listen(struct socket
*sock
, int backlog
)
1303 static inline int security_socket_accept(struct socket
*sock
,
1304 struct socket
*newsock
)
1309 static inline int security_socket_sendmsg(struct socket
*sock
,
1310 struct msghdr
*msg
, int size
)
1315 static inline int security_socket_recvmsg(struct socket
*sock
,
1316 struct msghdr
*msg
, int size
,
1322 static inline int security_socket_getsockname(struct socket
*sock
)
1327 static inline int security_socket_getpeername(struct socket
*sock
)
1332 static inline int security_socket_getsockopt(struct socket
*sock
,
1333 int level
, int optname
)
1338 static inline int security_socket_setsockopt(struct socket
*sock
,
1339 int level
, int optname
)
1344 static inline int security_socket_shutdown(struct socket
*sock
, int how
)
1348 static inline int security_sock_rcv_skb(struct sock
*sk
,
1349 struct sk_buff
*skb
)
1354 static inline int security_socket_getpeersec_stream(struct socket
*sock
, char __user
*optval
,
1355 int __user
*optlen
, unsigned len
)
1357 return -ENOPROTOOPT
;
1360 static inline int security_socket_getpeersec_dgram(struct socket
*sock
, struct sk_buff
*skb
, u32
*secid
)
1362 return -ENOPROTOOPT
;
1365 static inline int security_sk_alloc(struct sock
*sk
, int family
, gfp_t priority
)
1370 static inline void security_sk_free(struct sock
*sk
)
1374 static inline void security_sk_clone(const struct sock
*sk
, struct sock
*newsk
)
1378 static inline void security_sk_classify_flow(struct sock
*sk
, struct flowi
*fl
)
1382 static inline void security_req_classify_flow(const struct request_sock
*req
, struct flowi
*fl
)
1386 static inline void security_sock_graft(struct sock
*sk
, struct socket
*parent
)
1390 static inline int security_inet_conn_request(struct sock
*sk
,
1391 struct sk_buff
*skb
, struct request_sock
*req
)
1396 static inline void security_inet_csk_clone(struct sock
*newsk
,
1397 const struct request_sock
*req
)
1401 static inline void security_inet_conn_established(struct sock
*sk
,
1402 struct sk_buff
*skb
)
1406 static inline int security_secmark_relabel_packet(u32 secid
)
1411 static inline void security_secmark_refcount_inc(void)
1415 static inline void security_secmark_refcount_dec(void)
1419 static inline int security_tun_dev_alloc_security(void **security
)
1424 static inline void security_tun_dev_free_security(void *security
)
1428 static inline int security_tun_dev_create(void)
1433 static inline int security_tun_dev_attach_queue(void *security
)
1438 static inline int security_tun_dev_attach(struct sock
*sk
, void *security
)
1443 static inline int security_tun_dev_open(void *security
)
1448 static inline int security_sctp_assoc_request(struct sctp_endpoint
*ep
,
1449 struct sk_buff
*skb
)
1454 static inline int security_sctp_bind_connect(struct sock
*sk
, int optname
,
1455 struct sockaddr
*address
,
1461 static inline void security_sctp_sk_clone(struct sctp_endpoint
*ep
,
1466 #endif /* CONFIG_SECURITY_NETWORK */
1468 #ifdef CONFIG_SECURITY_INFINIBAND
1469 int security_ib_pkey_access(void *sec
, u64 subnet_prefix
, u16 pkey
);
1470 int security_ib_endport_manage_subnet(void *sec
, const char *name
, u8 port_num
);
1471 int security_ib_alloc_security(void **sec
);
1472 void security_ib_free_security(void *sec
);
1473 #else /* CONFIG_SECURITY_INFINIBAND */
1474 static inline int security_ib_pkey_access(void *sec
, u64 subnet_prefix
, u16 pkey
)
1479 static inline int security_ib_endport_manage_subnet(void *sec
, const char *dev_name
, u8 port_num
)
1484 static inline int security_ib_alloc_security(void **sec
)
1489 static inline void security_ib_free_security(void *sec
)
1492 #endif /* CONFIG_SECURITY_INFINIBAND */
1494 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1496 int security_xfrm_policy_alloc(struct xfrm_sec_ctx
**ctxp
,
1497 struct xfrm_user_sec_ctx
*sec_ctx
, gfp_t gfp
);
1498 int security_xfrm_policy_clone(struct xfrm_sec_ctx
*old_ctx
, struct xfrm_sec_ctx
**new_ctxp
);
1499 void security_xfrm_policy_free(struct xfrm_sec_ctx
*ctx
);
1500 int security_xfrm_policy_delete(struct xfrm_sec_ctx
*ctx
);
1501 int security_xfrm_state_alloc(struct xfrm_state
*x
, struct xfrm_user_sec_ctx
*sec_ctx
);
1502 int security_xfrm_state_alloc_acquire(struct xfrm_state
*x
,
1503 struct xfrm_sec_ctx
*polsec
, u32 secid
);
1504 int security_xfrm_state_delete(struct xfrm_state
*x
);
1505 void security_xfrm_state_free(struct xfrm_state
*x
);
1506 int security_xfrm_policy_lookup(struct xfrm_sec_ctx
*ctx
, u32 fl_secid
, u8 dir
);
1507 int security_xfrm_state_pol_flow_match(struct xfrm_state
*x
,
1508 struct xfrm_policy
*xp
,
1509 const struct flowi
*fl
);
1510 int security_xfrm_decode_session(struct sk_buff
*skb
, u32
*secid
);
1511 void security_skb_classify_flow(struct sk_buff
*skb
, struct flowi
*fl
);
1513 #else /* CONFIG_SECURITY_NETWORK_XFRM */
1515 static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx
**ctxp
,
1516 struct xfrm_user_sec_ctx
*sec_ctx
,
1522 static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx
*old
, struct xfrm_sec_ctx
**new_ctxp
)
1527 static inline void security_xfrm_policy_free(struct xfrm_sec_ctx
*ctx
)
1531 static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx
*ctx
)
1536 static inline int security_xfrm_state_alloc(struct xfrm_state
*x
,
1537 struct xfrm_user_sec_ctx
*sec_ctx
)
1542 static inline int security_xfrm_state_alloc_acquire(struct xfrm_state
*x
,
1543 struct xfrm_sec_ctx
*polsec
, u32 secid
)
1548 static inline void security_xfrm_state_free(struct xfrm_state
*x
)
1552 static inline int security_xfrm_state_delete(struct xfrm_state
*x
)
1557 static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx
*ctx
, u32 fl_secid
, u8 dir
)
1562 static inline int security_xfrm_state_pol_flow_match(struct xfrm_state
*x
,
1563 struct xfrm_policy
*xp
, const struct flowi
*fl
)
1568 static inline int security_xfrm_decode_session(struct sk_buff
*skb
, u32
*secid
)
1573 static inline void security_skb_classify_flow(struct sk_buff
*skb
, struct flowi
*fl
)
1577 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
1579 #ifdef CONFIG_SECURITY_PATH
1580 int security_path_unlink(const struct path
*dir
, struct dentry
*dentry
);
1581 int security_path_mkdir(const struct path
*dir
, struct dentry
*dentry
, umode_t mode
);
1582 int security_path_rmdir(const struct path
*dir
, struct dentry
*dentry
);
1583 int security_path_mknod(const struct path
*dir
, struct dentry
*dentry
, umode_t mode
,
1585 int security_path_truncate(const struct path
*path
);
1586 int security_path_symlink(const struct path
*dir
, struct dentry
*dentry
,
1587 const char *old_name
);
1588 int security_path_link(struct dentry
*old_dentry
, const struct path
*new_dir
,
1589 struct dentry
*new_dentry
);
1590 int security_path_rename(const struct path
*old_dir
, struct dentry
*old_dentry
,
1591 const struct path
*new_dir
, struct dentry
*new_dentry
,
1592 unsigned int flags
);
1593 int security_path_chmod(const struct path
*path
, umode_t mode
);
1594 int security_path_chown(const struct path
*path
, kuid_t uid
, kgid_t gid
);
1595 int security_path_chroot(const struct path
*path
);
1596 #else /* CONFIG_SECURITY_PATH */
1597 static inline int security_path_unlink(const struct path
*dir
, struct dentry
*dentry
)
1602 static inline int security_path_mkdir(const struct path
*dir
, struct dentry
*dentry
,
1608 static inline int security_path_rmdir(const struct path
*dir
, struct dentry
*dentry
)
1613 static inline int security_path_mknod(const struct path
*dir
, struct dentry
*dentry
,
1614 umode_t mode
, unsigned int dev
)
1619 static inline int security_path_truncate(const struct path
*path
)
1624 static inline int security_path_symlink(const struct path
*dir
, struct dentry
*dentry
,
1625 const char *old_name
)
1630 static inline int security_path_link(struct dentry
*old_dentry
,
1631 const struct path
*new_dir
,
1632 struct dentry
*new_dentry
)
1637 static inline int security_path_rename(const struct path
*old_dir
,
1638 struct dentry
*old_dentry
,
1639 const struct path
*new_dir
,
1640 struct dentry
*new_dentry
,
1646 static inline int security_path_chmod(const struct path
*path
, umode_t mode
)
1651 static inline int security_path_chown(const struct path
*path
, kuid_t uid
, kgid_t gid
)
1656 static inline int security_path_chroot(const struct path
*path
)
1660 #endif /* CONFIG_SECURITY_PATH */
1663 #ifdef CONFIG_SECURITY
1665 int security_key_alloc(struct key
*key
, const struct cred
*cred
, unsigned long flags
);
1666 void security_key_free(struct key
*key
);
1667 int security_key_permission(key_ref_t key_ref
,
1668 const struct cred
*cred
, unsigned perm
);
1669 int security_key_getsecurity(struct key
*key
, char **_buffer
);
1673 static inline int security_key_alloc(struct key
*key
,
1674 const struct cred
*cred
,
1675 unsigned long flags
)
1680 static inline void security_key_free(struct key
*key
)
1684 static inline int security_key_permission(key_ref_t key_ref
,
1685 const struct cred
*cred
,
1691 static inline int security_key_getsecurity(struct key
*key
, char **_buffer
)
1698 #endif /* CONFIG_KEYS */
1701 #ifdef CONFIG_SECURITY
1702 int security_audit_rule_init(u32 field
, u32 op
, char *rulestr
, void **lsmrule
);
1703 int security_audit_rule_known(struct audit_krule
*krule
);
1704 int security_audit_rule_match(u32 secid
, u32 field
, u32 op
, void *lsmrule
,
1705 struct audit_context
*actx
);
1706 void security_audit_rule_free(void *lsmrule
);
1710 static inline int security_audit_rule_init(u32 field
, u32 op
, char *rulestr
,
1716 static inline int security_audit_rule_known(struct audit_krule
*krule
)
1721 static inline int security_audit_rule_match(u32 secid
, u32 field
, u32 op
,
1722 void *lsmrule
, struct audit_context
*actx
)
1727 static inline void security_audit_rule_free(void *lsmrule
)
1730 #endif /* CONFIG_SECURITY */
1731 #endif /* CONFIG_AUDIT */
1733 #ifdef CONFIG_SECURITYFS
1735 extern struct dentry
*securityfs_create_file(const char *name
, umode_t mode
,
1736 struct dentry
*parent
, void *data
,
1737 const struct file_operations
*fops
);
1738 extern struct dentry
*securityfs_create_dir(const char *name
, struct dentry
*parent
);
1739 struct dentry
*securityfs_create_symlink(const char *name
,
1740 struct dentry
*parent
,
1742 const struct inode_operations
*iops
);
1743 extern void securityfs_remove(struct dentry
*dentry
);
1745 #else /* CONFIG_SECURITYFS */
1747 static inline struct dentry
*securityfs_create_dir(const char *name
,
1748 struct dentry
*parent
)
1750 return ERR_PTR(-ENODEV
);
1753 static inline struct dentry
*securityfs_create_file(const char *name
,
1755 struct dentry
*parent
,
1757 const struct file_operations
*fops
)
1759 return ERR_PTR(-ENODEV
);
1762 static inline struct dentry
*securityfs_create_symlink(const char *name
,
1763 struct dentry
*parent
,
1765 const struct inode_operations
*iops
)
1767 return ERR_PTR(-ENODEV
);
1770 static inline void securityfs_remove(struct dentry
*dentry
)
1775 #ifdef CONFIG_BPF_SYSCALL
1779 struct bpf_prog_aux
;
1780 #ifdef CONFIG_SECURITY
1781 extern int security_bpf(int cmd
, union bpf_attr
*attr
, unsigned int size
);
1782 extern int security_bpf_map(struct bpf_map
*map
, fmode_t fmode
);
1783 extern int security_bpf_prog(struct bpf_prog
*prog
);
1784 extern int security_bpf_map_alloc(struct bpf_map
*map
);
1785 extern void security_bpf_map_free(struct bpf_map
*map
);
1786 extern int security_bpf_prog_alloc(struct bpf_prog_aux
*aux
);
1787 extern void security_bpf_prog_free(struct bpf_prog_aux
*aux
);
1789 static inline int security_bpf(int cmd
, union bpf_attr
*attr
,
1795 static inline int security_bpf_map(struct bpf_map
*map
, fmode_t fmode
)
1800 static inline int security_bpf_prog(struct bpf_prog
*prog
)
1805 static inline int security_bpf_map_alloc(struct bpf_map
*map
)
1810 static inline void security_bpf_map_free(struct bpf_map
*map
)
1813 static inline int security_bpf_prog_alloc(struct bpf_prog_aux
*aux
)
1818 static inline void security_bpf_prog_free(struct bpf_prog_aux
*aux
)
1820 #endif /* CONFIG_SECURITY */
1821 #endif /* CONFIG_BPF_SYSCALL */
1823 #ifdef CONFIG_SECURITY
1825 static inline char *alloc_secdata(void)
1827 return (char *)get_zeroed_page(GFP_KERNEL
);
1830 static inline void free_secdata(void *secdata
)
1832 free_page((unsigned long)secdata
);
1837 static inline char *alloc_secdata(void)
1842 static inline void free_secdata(void *secdata
)
1844 #endif /* CONFIG_SECURITY */
1846 #endif /* ! __LINUX_SECURITY_H */