blob: de6ebf85a231dfe98452239f79337d40b6e5e062
1 | /* |
2 | * Security plug functions |
3 | * |
4 | * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com> |
5 | * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com> |
6 | * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com> |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | * (at your option) any later version. |
12 | */ |
13 | |
14 | #include <linux/bpf.h> |
15 | #include <linux/capability.h> |
16 | #include <linux/dcache.h> |
17 | #include <linux/module.h> |
18 | #include <linux/init.h> |
19 | #include <linux/kernel.h> |
20 | #include <linux/lsm_hooks.h> |
21 | #include <linux/integrity.h> |
22 | #include <linux/ima.h> |
23 | #include <linux/evm.h> |
24 | #include <linux/fsnotify.h> |
25 | #include <linux/mman.h> |
26 | #include <linux/mount.h> |
27 | #include <linux/personality.h> |
28 | #include <linux/backing-dev.h> |
29 | #include <net/flow.h> |
30 | |
31 | #define MAX_LSM_EVM_XATTR 2 |
32 | |
33 | /* Maximum number of letters for an LSM name string */ |
34 | #define SECURITY_NAME_MAX 10 |
35 | |
36 | /* Boot-time LSM user choice */ |
37 | static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = |
38 | CONFIG_DEFAULT_SECURITY; |
39 | |
40 | static void __init do_security_initcalls(void) |
41 | { |
42 | initcall_t *call; |
43 | call = __security_initcall_start; |
44 | while (call < __security_initcall_end) { |
45 | (*call) (); |
46 | call++; |
47 | } |
48 | } |
49 | |
50 | /** |
51 | * security_init - initializes the security framework |
52 | * |
53 | * This should be called early in the kernel initialization sequence. |
54 | */ |
55 | int __init security_init(void) |
56 | { |
57 | pr_info("Security Framework initialized\n"); |
58 | |
59 | /* |
60 | * Load minor LSMs, with the capability module always first. |
61 | */ |
62 | capability_add_hooks(); |
63 | yama_add_hooks(); |
64 | loadpin_add_hooks(); |
65 | |
66 | /* |
67 | * Load all the remaining security modules. |
68 | */ |
69 | do_security_initcalls(); |
70 | |
71 | return 0; |
72 | } |
73 | |
74 | /* Save user chosen LSM */ |
75 | static int __init choose_lsm(char *str) |
76 | { |
77 | strncpy(chosen_lsm, str, SECURITY_NAME_MAX); |
78 | return 1; |
79 | } |
80 | __setup("security=", choose_lsm); |
81 | |
82 | /** |
83 | * security_module_enable - Load given security module on boot ? |
84 | * @module: the name of the module |
85 | * |
86 | * Each LSM must pass this method before registering its own operations |
87 | * to avoid security registration races. This method may also be used |
88 | * to check if your LSM is currently loaded during kernel initialization. |
89 | * |
90 | * Return true if: |
91 | * -The passed LSM is the one chosen by user at boot time, |
92 | * -or the passed LSM is configured as the default and the user did not |
93 | * choose an alternate LSM at boot time. |
94 | * Otherwise, return false. |
95 | */ |
96 | int __init security_module_enable(const char *module) |
97 | { |
98 | return !strcmp(module, chosen_lsm); |
99 | } |
100 | |
101 | /* |
102 | * Hook list operation macros. |
103 | * |
104 | * call_void_hook: |
105 | * This is a hook that does not return a value. |
106 | * |
107 | * call_int_hook: |
108 | * This is a hook that returns a value. |
109 | */ |
110 | |
111 | #define call_void_hook(FUNC, ...) \ |
112 | do { \ |
113 | struct security_hook_list *P; \ |
114 | \ |
115 | list_for_each_entry(P, &security_hook_heads.FUNC, list) \ |
116 | P->hook.FUNC(__VA_ARGS__); \ |
117 | } while (0) |
118 | |
119 | #define call_int_hook(FUNC, IRC, ...) ({ \ |
120 | int RC = IRC; \ |
121 | do { \ |
122 | struct security_hook_list *P; \ |
123 | \ |
124 | list_for_each_entry(P, &security_hook_heads.FUNC, list) { \ |
125 | RC = P->hook.FUNC(__VA_ARGS__); \ |
126 | if (RC != 0) \ |
127 | break; \ |
128 | } \ |
129 | } while (0); \ |
130 | RC; \ |
131 | }) |
132 | |
133 | /* Security operations */ |
134 | |
135 | int security_binder_set_context_mgr(struct task_struct *mgr) |
136 | { |
137 | return call_int_hook(binder_set_context_mgr, 0, mgr); |
138 | } |
139 | |
140 | int security_binder_transaction(struct task_struct *from, |
141 | struct task_struct *to) |
142 | { |
143 | return call_int_hook(binder_transaction, 0, from, to); |
144 | } |
145 | |
146 | int security_binder_transfer_binder(struct task_struct *from, |
147 | struct task_struct *to) |
148 | { |
149 | return call_int_hook(binder_transfer_binder, 0, from, to); |
150 | } |
151 | |
152 | int security_binder_transfer_file(struct task_struct *from, |
153 | struct task_struct *to, struct file *file) |
154 | { |
155 | return call_int_hook(binder_transfer_file, 0, from, to, file); |
156 | } |
157 | |
158 | int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
159 | { |
160 | return call_int_hook(ptrace_access_check, 0, child, mode); |
161 | } |
162 | |
163 | int security_ptrace_traceme(struct task_struct *parent) |
164 | { |
165 | return call_int_hook(ptrace_traceme, 0, parent); |
166 | } |
167 | |
168 | int security_capget(struct task_struct *target, |
169 | kernel_cap_t *effective, |
170 | kernel_cap_t *inheritable, |
171 | kernel_cap_t *permitted) |
172 | { |
173 | return call_int_hook(capget, 0, target, |
174 | effective, inheritable, permitted); |
175 | } |
176 | |
177 | int security_capset(struct cred *new, const struct cred *old, |
178 | const kernel_cap_t *effective, |
179 | const kernel_cap_t *inheritable, |
180 | const kernel_cap_t *permitted) |
181 | { |
182 | return call_int_hook(capset, 0, new, old, |
183 | effective, inheritable, permitted); |
184 | } |
185 | |
186 | int security_capable(const struct cred *cred, struct user_namespace *ns, |
187 | int cap) |
188 | { |
189 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_AUDIT); |
190 | } |
191 | |
192 | int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns, |
193 | int cap) |
194 | { |
195 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_NOAUDIT); |
196 | } |
197 | |
198 | int security_quotactl(int cmds, int type, int id, struct super_block *sb) |
199 | { |
200 | return call_int_hook(quotactl, 0, cmds, type, id, sb); |
201 | } |
202 | |
203 | int security_quota_on(struct dentry *dentry) |
204 | { |
205 | return call_int_hook(quota_on, 0, dentry); |
206 | } |
207 | |
208 | int security_syslog(int type) |
209 | { |
210 | return call_int_hook(syslog, 0, type); |
211 | } |
212 | |
213 | int security_settime64(const struct timespec64 *ts, const struct timezone *tz) |
214 | { |
215 | return call_int_hook(settime, 0, ts, tz); |
216 | } |
217 | |
218 | int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) |
219 | { |
220 | struct security_hook_list *hp; |
221 | int cap_sys_admin = 1; |
222 | int rc; |
223 | |
224 | /* |
225 | * The module will respond with a positive value if |
226 | * it thinks the __vm_enough_memory() call should be |
227 | * made with the cap_sys_admin set. If all of the modules |
228 | * agree that it should be set it will. If any module |
229 | * thinks it should not be set it won't. |
230 | */ |
231 | list_for_each_entry(hp, &security_hook_heads.vm_enough_memory, list) { |
232 | rc = hp->hook.vm_enough_memory(mm, pages); |
233 | if (rc <= 0) { |
234 | cap_sys_admin = 0; |
235 | break; |
236 | } |
237 | } |
238 | return __vm_enough_memory(mm, pages, cap_sys_admin); |
239 | } |
240 | |
241 | int security_bprm_set_creds(struct linux_binprm *bprm) |
242 | { |
243 | return call_int_hook(bprm_set_creds, 0, bprm); |
244 | } |
245 | |
246 | int security_bprm_check(struct linux_binprm *bprm) |
247 | { |
248 | int ret; |
249 | |
250 | ret = call_int_hook(bprm_check_security, 0, bprm); |
251 | if (ret) |
252 | return ret; |
253 | return ima_bprm_check(bprm); |
254 | } |
255 | |
256 | void security_bprm_committing_creds(struct linux_binprm *bprm) |
257 | { |
258 | call_void_hook(bprm_committing_creds, bprm); |
259 | } |
260 | |
261 | void security_bprm_committed_creds(struct linux_binprm *bprm) |
262 | { |
263 | call_void_hook(bprm_committed_creds, bprm); |
264 | } |
265 | |
266 | int security_bprm_secureexec(struct linux_binprm *bprm) |
267 | { |
268 | return call_int_hook(bprm_secureexec, 0, bprm); |
269 | } |
270 | |
271 | int security_sb_alloc(struct super_block *sb) |
272 | { |
273 | return call_int_hook(sb_alloc_security, 0, sb); |
274 | } |
275 | |
276 | void security_sb_free(struct super_block *sb) |
277 | { |
278 | call_void_hook(sb_free_security, sb); |
279 | } |
280 | |
281 | int security_sb_copy_data(char *orig, char *copy) |
282 | { |
283 | return call_int_hook(sb_copy_data, 0, orig, copy); |
284 | } |
285 | EXPORT_SYMBOL(security_sb_copy_data); |
286 | |
287 | int security_sb_remount(struct super_block *sb, void *data) |
288 | { |
289 | return call_int_hook(sb_remount, 0, sb, data); |
290 | } |
291 | |
292 | int security_sb_kern_mount(struct super_block *sb, int flags, void *data) |
293 | { |
294 | return call_int_hook(sb_kern_mount, 0, sb, flags, data); |
295 | } |
296 | |
297 | int security_sb_show_options(struct seq_file *m, struct super_block *sb) |
298 | { |
299 | return call_int_hook(sb_show_options, 0, m, sb); |
300 | } |
301 | |
302 | int security_sb_statfs(struct dentry *dentry) |
303 | { |
304 | return call_int_hook(sb_statfs, 0, dentry); |
305 | } |
306 | |
307 | int security_sb_mount(const char *dev_name, const struct path *path, |
308 | const char *type, unsigned long flags, void *data) |
309 | { |
310 | return call_int_hook(sb_mount, 0, dev_name, path, type, flags, data); |
311 | } |
312 | |
313 | int security_sb_umount(struct vfsmount *mnt, int flags) |
314 | { |
315 | return call_int_hook(sb_umount, 0, mnt, flags); |
316 | } |
317 | |
318 | int security_sb_pivotroot(const struct path *old_path, const struct path *new_path) |
319 | { |
320 | return call_int_hook(sb_pivotroot, 0, old_path, new_path); |
321 | } |
322 | |
323 | int security_sb_set_mnt_opts(struct super_block *sb, |
324 | struct security_mnt_opts *opts, |
325 | unsigned long kern_flags, |
326 | unsigned long *set_kern_flags) |
327 | { |
328 | return call_int_hook(sb_set_mnt_opts, |
329 | opts->num_mnt_opts ? -EOPNOTSUPP : 0, sb, |
330 | opts, kern_flags, set_kern_flags); |
331 | } |
332 | EXPORT_SYMBOL(security_sb_set_mnt_opts); |
333 | |
334 | int security_sb_clone_mnt_opts(const struct super_block *oldsb, |
335 | struct super_block *newsb) |
336 | { |
337 | return call_int_hook(sb_clone_mnt_opts, 0, oldsb, newsb); |
338 | } |
339 | EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
340 | |
341 | int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts) |
342 | { |
343 | return call_int_hook(sb_parse_opts_str, 0, options, opts); |
344 | } |
345 | EXPORT_SYMBOL(security_sb_parse_opts_str); |
346 | |
347 | int security_inode_alloc(struct inode *inode) |
348 | { |
349 | inode->i_security = NULL; |
350 | return call_int_hook(inode_alloc_security, 0, inode); |
351 | } |
352 | |
353 | void security_inode_free(struct inode *inode) |
354 | { |
355 | integrity_inode_free(inode); |
356 | call_void_hook(inode_free_security, inode); |
357 | } |
358 | |
359 | int security_dentry_init_security(struct dentry *dentry, int mode, |
360 | const struct qstr *name, void **ctx, |
361 | u32 *ctxlen) |
362 | { |
363 | return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode, |
364 | name, ctx, ctxlen); |
365 | } |
366 | EXPORT_SYMBOL(security_dentry_init_security); |
367 | |
368 | int security_dentry_create_files_as(struct dentry *dentry, int mode, |
369 | struct qstr *name, |
370 | const struct cred *old, struct cred *new) |
371 | { |
372 | return call_int_hook(dentry_create_files_as, 0, dentry, mode, |
373 | name, old, new); |
374 | } |
375 | EXPORT_SYMBOL(security_dentry_create_files_as); |
376 | |
377 | int security_inode_init_security(struct inode *inode, struct inode *dir, |
378 | const struct qstr *qstr, |
379 | const initxattrs initxattrs, void *fs_data) |
380 | { |
381 | struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1]; |
382 | struct xattr *lsm_xattr, *evm_xattr, *xattr; |
383 | int ret; |
384 | |
385 | if (unlikely(IS_PRIVATE(inode))) |
386 | return 0; |
387 | |
388 | if (!initxattrs) |
389 | return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, |
390 | dir, qstr, NULL, NULL, NULL); |
391 | memset(new_xattrs, 0, sizeof(new_xattrs)); |
392 | lsm_xattr = new_xattrs; |
393 | ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, |
394 | &lsm_xattr->name, |
395 | &lsm_xattr->value, |
396 | &lsm_xattr->value_len); |
397 | if (ret) |
398 | goto out; |
399 | |
400 | evm_xattr = lsm_xattr + 1; |
401 | ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr); |
402 | if (ret) |
403 | goto out; |
404 | ret = initxattrs(inode, new_xattrs, fs_data); |
405 | out: |
406 | for (xattr = new_xattrs; xattr->value != NULL; xattr++) |
407 | kfree(xattr->value); |
408 | return (ret == -EOPNOTSUPP) ? 0 : ret; |
409 | } |
410 | EXPORT_SYMBOL(security_inode_init_security); |
411 | |
412 | int security_old_inode_init_security(struct inode *inode, struct inode *dir, |
413 | const struct qstr *qstr, const char **name, |
414 | void **value, size_t *len) |
415 | { |
416 | if (unlikely(IS_PRIVATE(inode))) |
417 | return -EOPNOTSUPP; |
418 | return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, |
419 | qstr, name, value, len); |
420 | } |
421 | EXPORT_SYMBOL(security_old_inode_init_security); |
422 | |
423 | #ifdef CONFIG_SECURITY_PATH |
424 | int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, |
425 | unsigned int dev) |
426 | { |
427 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
428 | return 0; |
429 | return call_int_hook(path_mknod, 0, dir, dentry, mode, dev); |
430 | } |
431 | EXPORT_SYMBOL(security_path_mknod); |
432 | |
433 | int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode) |
434 | { |
435 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
436 | return 0; |
437 | return call_int_hook(path_mkdir, 0, dir, dentry, mode); |
438 | } |
439 | EXPORT_SYMBOL(security_path_mkdir); |
440 | |
441 | int security_path_rmdir(const struct path *dir, struct dentry *dentry) |
442 | { |
443 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
444 | return 0; |
445 | return call_int_hook(path_rmdir, 0, dir, dentry); |
446 | } |
447 | |
448 | int security_path_unlink(const struct path *dir, struct dentry *dentry) |
449 | { |
450 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
451 | return 0; |
452 | return call_int_hook(path_unlink, 0, dir, dentry); |
453 | } |
454 | EXPORT_SYMBOL(security_path_unlink); |
455 | |
456 | int security_path_symlink(const struct path *dir, struct dentry *dentry, |
457 | const char *old_name) |
458 | { |
459 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
460 | return 0; |
461 | return call_int_hook(path_symlink, 0, dir, dentry, old_name); |
462 | } |
463 | |
464 | int security_path_link(struct dentry *old_dentry, const struct path *new_dir, |
465 | struct dentry *new_dentry) |
466 | { |
467 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
468 | return 0; |
469 | return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry); |
470 | } |
471 | |
472 | int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, |
473 | const struct path *new_dir, struct dentry *new_dentry, |
474 | unsigned int flags) |
475 | { |
476 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || |
477 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
478 | return 0; |
479 | |
480 | if (flags & RENAME_EXCHANGE) { |
481 | int err = call_int_hook(path_rename, 0, new_dir, new_dentry, |
482 | old_dir, old_dentry); |
483 | if (err) |
484 | return err; |
485 | } |
486 | |
487 | return call_int_hook(path_rename, 0, old_dir, old_dentry, new_dir, |
488 | new_dentry); |
489 | } |
490 | EXPORT_SYMBOL(security_path_rename); |
491 | |
492 | int security_path_truncate(const struct path *path) |
493 | { |
494 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
495 | return 0; |
496 | return call_int_hook(path_truncate, 0, path); |
497 | } |
498 | |
499 | int security_path_chmod(const struct path *path, umode_t mode) |
500 | { |
501 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
502 | return 0; |
503 | return call_int_hook(path_chmod, 0, path, mode); |
504 | } |
505 | |
506 | int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid) |
507 | { |
508 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
509 | return 0; |
510 | return call_int_hook(path_chown, 0, path, uid, gid); |
511 | } |
512 | EXPORT_SYMBOL(security_path_chown); |
513 | |
514 | int security_path_chroot(const struct path *path) |
515 | { |
516 | return call_int_hook(path_chroot, 0, path); |
517 | } |
518 | #endif |
519 | |
520 | int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode) |
521 | { |
522 | if (unlikely(IS_PRIVATE(dir))) |
523 | return 0; |
524 | return call_int_hook(inode_create, 0, dir, dentry, mode); |
525 | } |
526 | EXPORT_SYMBOL_GPL(security_inode_create); |
527 | |
528 | int security_inode_link(struct dentry *old_dentry, struct inode *dir, |
529 | struct dentry *new_dentry) |
530 | { |
531 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
532 | return 0; |
533 | return call_int_hook(inode_link, 0, old_dentry, dir, new_dentry); |
534 | } |
535 | |
536 | int security_inode_unlink(struct inode *dir, struct dentry *dentry) |
537 | { |
538 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
539 | return 0; |
540 | return call_int_hook(inode_unlink, 0, dir, dentry); |
541 | } |
542 | |
543 | int security_inode_symlink(struct inode *dir, struct dentry *dentry, |
544 | const char *old_name) |
545 | { |
546 | if (unlikely(IS_PRIVATE(dir))) |
547 | return 0; |
548 | return call_int_hook(inode_symlink, 0, dir, dentry, old_name); |
549 | } |
550 | |
551 | int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) |
552 | { |
553 | if (unlikely(IS_PRIVATE(dir))) |
554 | return 0; |
555 | return call_int_hook(inode_mkdir, 0, dir, dentry, mode); |
556 | } |
557 | EXPORT_SYMBOL_GPL(security_inode_mkdir); |
558 | |
559 | int security_inode_rmdir(struct inode *dir, struct dentry *dentry) |
560 | { |
561 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
562 | return 0; |
563 | return call_int_hook(inode_rmdir, 0, dir, dentry); |
564 | } |
565 | |
566 | int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) |
567 | { |
568 | if (unlikely(IS_PRIVATE(dir))) |
569 | return 0; |
570 | return call_int_hook(inode_mknod, 0, dir, dentry, mode, dev); |
571 | } |
572 | |
573 | int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, |
574 | struct inode *new_dir, struct dentry *new_dentry, |
575 | unsigned int flags) |
576 | { |
577 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || |
578 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
579 | return 0; |
580 | |
581 | if (flags & RENAME_EXCHANGE) { |
582 | int err = call_int_hook(inode_rename, 0, new_dir, new_dentry, |
583 | old_dir, old_dentry); |
584 | if (err) |
585 | return err; |
586 | } |
587 | |
588 | return call_int_hook(inode_rename, 0, old_dir, old_dentry, |
589 | new_dir, new_dentry); |
590 | } |
591 | |
592 | int security_inode_readlink(struct dentry *dentry) |
593 | { |
594 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
595 | return 0; |
596 | return call_int_hook(inode_readlink, 0, dentry); |
597 | } |
598 | |
599 | int security_inode_follow_link(struct dentry *dentry, struct inode *inode, |
600 | bool rcu) |
601 | { |
602 | if (unlikely(IS_PRIVATE(inode))) |
603 | return 0; |
604 | return call_int_hook(inode_follow_link, 0, dentry, inode, rcu); |
605 | } |
606 | |
607 | int security_inode_permission(struct inode *inode, int mask) |
608 | { |
609 | if (unlikely(IS_PRIVATE(inode))) |
610 | return 0; |
611 | return call_int_hook(inode_permission, 0, inode, mask); |
612 | } |
613 | |
614 | int security_inode_setattr(struct dentry *dentry, struct iattr *attr) |
615 | { |
616 | int ret; |
617 | |
618 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
619 | return 0; |
620 | ret = call_int_hook(inode_setattr, 0, dentry, attr); |
621 | if (ret) |
622 | return ret; |
623 | return evm_inode_setattr(dentry, attr); |
624 | } |
625 | EXPORT_SYMBOL_GPL(security_inode_setattr); |
626 | |
627 | int security_inode_getattr(const struct path *path) |
628 | { |
629 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
630 | return 0; |
631 | return call_int_hook(inode_getattr, 0, path); |
632 | } |
633 | |
634 | int security_inode_setxattr(struct dentry *dentry, const char *name, |
635 | const void *value, size_t size, int flags) |
636 | { |
637 | int ret; |
638 | |
639 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
640 | return 0; |
641 | /* |
642 | * SELinux and Smack integrate the cap call, |
643 | * so assume that all LSMs supplying this call do so. |
644 | */ |
645 | ret = call_int_hook(inode_setxattr, 1, dentry, name, value, size, |
646 | flags); |
647 | |
648 | if (ret == 1) |
649 | ret = cap_inode_setxattr(dentry, name, value, size, flags); |
650 | if (ret) |
651 | return ret; |
652 | ret = ima_inode_setxattr(dentry, name, value, size); |
653 | if (ret) |
654 | return ret; |
655 | return evm_inode_setxattr(dentry, name, value, size); |
656 | } |
657 | |
658 | void security_inode_post_setxattr(struct dentry *dentry, const char *name, |
659 | const void *value, size_t size, int flags) |
660 | { |
661 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
662 | return; |
663 | call_void_hook(inode_post_setxattr, dentry, name, value, size, flags); |
664 | evm_inode_post_setxattr(dentry, name, value, size); |
665 | } |
666 | |
667 | int security_inode_getxattr(struct dentry *dentry, const char *name) |
668 | { |
669 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
670 | return 0; |
671 | return call_int_hook(inode_getxattr, 0, dentry, name); |
672 | } |
673 | |
674 | int security_inode_listxattr(struct dentry *dentry) |
675 | { |
676 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
677 | return 0; |
678 | return call_int_hook(inode_listxattr, 0, dentry); |
679 | } |
680 | |
681 | int security_inode_removexattr(struct dentry *dentry, const char *name) |
682 | { |
683 | int ret; |
684 | |
685 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
686 | return 0; |
687 | /* |
688 | * SELinux and Smack integrate the cap call, |
689 | * so assume that all LSMs supplying this call do so. |
690 | */ |
691 | ret = call_int_hook(inode_removexattr, 1, dentry, name); |
692 | if (ret == 1) |
693 | ret = cap_inode_removexattr(dentry, name); |
694 | if (ret) |
695 | return ret; |
696 | ret = ima_inode_removexattr(dentry, name); |
697 | if (ret) |
698 | return ret; |
699 | return evm_inode_removexattr(dentry, name); |
700 | } |
701 | |
702 | int security_inode_need_killpriv(struct dentry *dentry) |
703 | { |
704 | return call_int_hook(inode_need_killpriv, 0, dentry); |
705 | } |
706 | |
707 | int security_inode_killpriv(struct dentry *dentry) |
708 | { |
709 | return call_int_hook(inode_killpriv, 0, dentry); |
710 | } |
711 | |
712 | int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc) |
713 | { |
714 | struct security_hook_list *hp; |
715 | int rc; |
716 | |
717 | if (unlikely(IS_PRIVATE(inode))) |
718 | return -EOPNOTSUPP; |
719 | /* |
720 | * Only one module will provide an attribute with a given name. |
721 | */ |
722 | list_for_each_entry(hp, &security_hook_heads.inode_getsecurity, list) { |
723 | rc = hp->hook.inode_getsecurity(inode, name, buffer, alloc); |
724 | if (rc != -EOPNOTSUPP) |
725 | return rc; |
726 | } |
727 | return -EOPNOTSUPP; |
728 | } |
729 | |
730 | int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) |
731 | { |
732 | struct security_hook_list *hp; |
733 | int rc; |
734 | |
735 | if (unlikely(IS_PRIVATE(inode))) |
736 | return -EOPNOTSUPP; |
737 | /* |
738 | * Only one module will provide an attribute with a given name. |
739 | */ |
740 | list_for_each_entry(hp, &security_hook_heads.inode_setsecurity, list) { |
741 | rc = hp->hook.inode_setsecurity(inode, name, value, size, |
742 | flags); |
743 | if (rc != -EOPNOTSUPP) |
744 | return rc; |
745 | } |
746 | return -EOPNOTSUPP; |
747 | } |
748 | |
749 | int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) |
750 | { |
751 | if (unlikely(IS_PRIVATE(inode))) |
752 | return 0; |
753 | return call_int_hook(inode_listsecurity, 0, inode, buffer, buffer_size); |
754 | } |
755 | EXPORT_SYMBOL(security_inode_listsecurity); |
756 | |
757 | void security_inode_getsecid(struct inode *inode, u32 *secid) |
758 | { |
759 | call_void_hook(inode_getsecid, inode, secid); |
760 | } |
761 | |
762 | int security_inode_copy_up(struct dentry *src, struct cred **new) |
763 | { |
764 | return call_int_hook(inode_copy_up, 0, src, new); |
765 | } |
766 | EXPORT_SYMBOL(security_inode_copy_up); |
767 | |
768 | int security_inode_copy_up_xattr(const char *name) |
769 | { |
770 | return call_int_hook(inode_copy_up_xattr, -EOPNOTSUPP, name); |
771 | } |
772 | EXPORT_SYMBOL(security_inode_copy_up_xattr); |
773 | |
774 | int security_file_permission(struct file *file, int mask) |
775 | { |
776 | int ret; |
777 | |
778 | ret = call_int_hook(file_permission, 0, file, mask); |
779 | if (ret) |
780 | return ret; |
781 | |
782 | return fsnotify_perm(file, mask); |
783 | } |
784 | |
785 | int security_file_alloc(struct file *file) |
786 | { |
787 | return call_int_hook(file_alloc_security, 0, file); |
788 | } |
789 | |
790 | void security_file_free(struct file *file) |
791 | { |
792 | call_void_hook(file_free_security, file); |
793 | } |
794 | |
795 | int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
796 | { |
797 | return call_int_hook(file_ioctl, 0, file, cmd, arg); |
798 | } |
799 | |
800 | static inline unsigned long mmap_prot(struct file *file, unsigned long prot) |
801 | { |
802 | /* |
803 | * Does we have PROT_READ and does the application expect |
804 | * it to imply PROT_EXEC? If not, nothing to talk about... |
805 | */ |
806 | if ((prot & (PROT_READ | PROT_EXEC)) != PROT_READ) |
807 | return prot; |
808 | if (!(current->personality & READ_IMPLIES_EXEC)) |
809 | return prot; |
810 | /* |
811 | * if that's an anonymous mapping, let it. |
812 | */ |
813 | if (!file) |
814 | return prot | PROT_EXEC; |
815 | /* |
816 | * ditto if it's not on noexec mount, except that on !MMU we need |
817 | * NOMMU_MAP_EXEC (== VM_MAYEXEC) in this case |
818 | */ |
819 | if (!path_noexec(&file->f_path)) { |
820 | #ifndef CONFIG_MMU |
821 | if (file->f_op->mmap_capabilities) { |
822 | unsigned caps = file->f_op->mmap_capabilities(file); |
823 | if (!(caps & NOMMU_MAP_EXEC)) |
824 | return prot; |
825 | } |
826 | #endif |
827 | return prot | PROT_EXEC; |
828 | } |
829 | /* anything on noexec mount won't get PROT_EXEC */ |
830 | return prot; |
831 | } |
832 | |
833 | int security_mmap_file(struct file *file, unsigned long prot, |
834 | unsigned long flags) |
835 | { |
836 | int ret; |
837 | ret = call_int_hook(mmap_file, 0, file, prot, |
838 | mmap_prot(file, prot), flags); |
839 | if (ret) |
840 | return ret; |
841 | return ima_file_mmap(file, prot); |
842 | } |
843 | |
844 | int security_mmap_addr(unsigned long addr) |
845 | { |
846 | return call_int_hook(mmap_addr, 0, addr); |
847 | } |
848 | |
849 | int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, |
850 | unsigned long prot) |
851 | { |
852 | return call_int_hook(file_mprotect, 0, vma, reqprot, prot); |
853 | } |
854 | |
855 | int security_file_lock(struct file *file, unsigned int cmd) |
856 | { |
857 | return call_int_hook(file_lock, 0, file, cmd); |
858 | } |
859 | |
860 | int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) |
861 | { |
862 | return call_int_hook(file_fcntl, 0, file, cmd, arg); |
863 | } |
864 | |
865 | void security_file_set_fowner(struct file *file) |
866 | { |
867 | call_void_hook(file_set_fowner, file); |
868 | } |
869 | |
870 | int security_file_send_sigiotask(struct task_struct *tsk, |
871 | struct fown_struct *fown, int sig) |
872 | { |
873 | return call_int_hook(file_send_sigiotask, 0, tsk, fown, sig); |
874 | } |
875 | |
876 | int security_file_receive(struct file *file) |
877 | { |
878 | return call_int_hook(file_receive, 0, file); |
879 | } |
880 | |
881 | int security_file_open(struct file *file, const struct cred *cred) |
882 | { |
883 | int ret; |
884 | |
885 | ret = call_int_hook(file_open, 0, file, cred); |
886 | if (ret) |
887 | return ret; |
888 | |
889 | return fsnotify_perm(file, MAY_OPEN); |
890 | } |
891 | |
892 | int security_task_create(unsigned long clone_flags) |
893 | { |
894 | return call_int_hook(task_create, 0, clone_flags); |
895 | } |
896 | |
897 | void security_task_free(struct task_struct *task) |
898 | { |
899 | call_void_hook(task_free, task); |
900 | } |
901 | |
902 | int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) |
903 | { |
904 | return call_int_hook(cred_alloc_blank, 0, cred, gfp); |
905 | } |
906 | |
907 | void security_cred_free(struct cred *cred) |
908 | { |
909 | /* |
910 | * There is a failure case in prepare_creds() that |
911 | * may result in a call here with ->security being NULL. |
912 | */ |
913 | if (unlikely(cred->security == NULL)) |
914 | return; |
915 | |
916 | call_void_hook(cred_free, cred); |
917 | } |
918 | |
919 | int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
920 | { |
921 | return call_int_hook(cred_prepare, 0, new, old, gfp); |
922 | } |
923 | |
924 | void security_transfer_creds(struct cred *new, const struct cred *old) |
925 | { |
926 | call_void_hook(cred_transfer, new, old); |
927 | } |
928 | |
929 | int security_kernel_act_as(struct cred *new, u32 secid) |
930 | { |
931 | return call_int_hook(kernel_act_as, 0, new, secid); |
932 | } |
933 | |
934 | int security_kernel_create_files_as(struct cred *new, struct inode *inode) |
935 | { |
936 | return call_int_hook(kernel_create_files_as, 0, new, inode); |
937 | } |
938 | |
939 | int security_kernel_module_request(char *kmod_name) |
940 | { |
941 | return call_int_hook(kernel_module_request, 0, kmod_name); |
942 | } |
943 | |
944 | int security_kernel_read_file(struct file *file, enum kernel_read_file_id id) |
945 | { |
946 | int ret; |
947 | |
948 | ret = call_int_hook(kernel_read_file, 0, file, id); |
949 | if (ret) |
950 | return ret; |
951 | return ima_read_file(file, id); |
952 | } |
953 | EXPORT_SYMBOL_GPL(security_kernel_read_file); |
954 | |
955 | int security_kernel_post_read_file(struct file *file, char *buf, loff_t size, |
956 | enum kernel_read_file_id id) |
957 | { |
958 | int ret; |
959 | |
960 | ret = call_int_hook(kernel_post_read_file, 0, file, buf, size, id); |
961 | if (ret) |
962 | return ret; |
963 | return ima_post_read_file(file, buf, size, id); |
964 | } |
965 | EXPORT_SYMBOL_GPL(security_kernel_post_read_file); |
966 | |
967 | int security_task_fix_setuid(struct cred *new, const struct cred *old, |
968 | int flags) |
969 | { |
970 | return call_int_hook(task_fix_setuid, 0, new, old, flags); |
971 | } |
972 | |
973 | int security_task_setpgid(struct task_struct *p, pid_t pgid) |
974 | { |
975 | return call_int_hook(task_setpgid, 0, p, pgid); |
976 | } |
977 | |
978 | int security_task_getpgid(struct task_struct *p) |
979 | { |
980 | return call_int_hook(task_getpgid, 0, p); |
981 | } |
982 | |
983 | int security_task_getsid(struct task_struct *p) |
984 | { |
985 | return call_int_hook(task_getsid, 0, p); |
986 | } |
987 | |
988 | void security_task_getsecid(struct task_struct *p, u32 *secid) |
989 | { |
990 | *secid = 0; |
991 | call_void_hook(task_getsecid, p, secid); |
992 | } |
993 | EXPORT_SYMBOL(security_task_getsecid); |
994 | |
995 | int security_task_setnice(struct task_struct *p, int nice) |
996 | { |
997 | return call_int_hook(task_setnice, 0, p, nice); |
998 | } |
999 | |
1000 | int security_task_setioprio(struct task_struct *p, int ioprio) |
1001 | { |
1002 | return call_int_hook(task_setioprio, 0, p, ioprio); |
1003 | } |
1004 | |
1005 | int security_task_getioprio(struct task_struct *p) |
1006 | { |
1007 | return call_int_hook(task_getioprio, 0, p); |
1008 | } |
1009 | |
1010 | int security_task_setrlimit(struct task_struct *p, unsigned int resource, |
1011 | struct rlimit *new_rlim) |
1012 | { |
1013 | return call_int_hook(task_setrlimit, 0, p, resource, new_rlim); |
1014 | } |
1015 | |
1016 | int security_task_setscheduler(struct task_struct *p) |
1017 | { |
1018 | return call_int_hook(task_setscheduler, 0, p); |
1019 | } |
1020 | |
1021 | int security_task_getscheduler(struct task_struct *p) |
1022 | { |
1023 | return call_int_hook(task_getscheduler, 0, p); |
1024 | } |
1025 | |
1026 | int security_task_movememory(struct task_struct *p) |
1027 | { |
1028 | return call_int_hook(task_movememory, 0, p); |
1029 | } |
1030 | |
1031 | int security_task_kill(struct task_struct *p, struct siginfo *info, |
1032 | int sig, u32 secid) |
1033 | { |
1034 | return call_int_hook(task_kill, 0, p, info, sig, secid); |
1035 | } |
1036 | |
1037 | int security_task_wait(struct task_struct *p) |
1038 | { |
1039 | return call_int_hook(task_wait, 0, p); |
1040 | } |
1041 | |
1042 | int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, |
1043 | unsigned long arg4, unsigned long arg5) |
1044 | { |
1045 | int thisrc; |
1046 | int rc = -ENOSYS; |
1047 | struct security_hook_list *hp; |
1048 | |
1049 | list_for_each_entry(hp, &security_hook_heads.task_prctl, list) { |
1050 | thisrc = hp->hook.task_prctl(option, arg2, arg3, arg4, arg5); |
1051 | if (thisrc != -ENOSYS) { |
1052 | rc = thisrc; |
1053 | if (thisrc != 0) |
1054 | break; |
1055 | } |
1056 | } |
1057 | return rc; |
1058 | } |
1059 | |
1060 | void security_task_to_inode(struct task_struct *p, struct inode *inode) |
1061 | { |
1062 | call_void_hook(task_to_inode, p, inode); |
1063 | } |
1064 | |
1065 | int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) |
1066 | { |
1067 | return call_int_hook(ipc_permission, 0, ipcp, flag); |
1068 | } |
1069 | |
1070 | void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) |
1071 | { |
1072 | *secid = 0; |
1073 | call_void_hook(ipc_getsecid, ipcp, secid); |
1074 | } |
1075 | |
1076 | int security_msg_msg_alloc(struct msg_msg *msg) |
1077 | { |
1078 | return call_int_hook(msg_msg_alloc_security, 0, msg); |
1079 | } |
1080 | |
1081 | void security_msg_msg_free(struct msg_msg *msg) |
1082 | { |
1083 | call_void_hook(msg_msg_free_security, msg); |
1084 | } |
1085 | |
1086 | int security_msg_queue_alloc(struct msg_queue *msq) |
1087 | { |
1088 | return call_int_hook(msg_queue_alloc_security, 0, msq); |
1089 | } |
1090 | |
1091 | void security_msg_queue_free(struct msg_queue *msq) |
1092 | { |
1093 | call_void_hook(msg_queue_free_security, msq); |
1094 | } |
1095 | |
1096 | int security_msg_queue_associate(struct msg_queue *msq, int msqflg) |
1097 | { |
1098 | return call_int_hook(msg_queue_associate, 0, msq, msqflg); |
1099 | } |
1100 | |
1101 | int security_msg_queue_msgctl(struct msg_queue *msq, int cmd) |
1102 | { |
1103 | return call_int_hook(msg_queue_msgctl, 0, msq, cmd); |
1104 | } |
1105 | |
1106 | int security_msg_queue_msgsnd(struct msg_queue *msq, |
1107 | struct msg_msg *msg, int msqflg) |
1108 | { |
1109 | return call_int_hook(msg_queue_msgsnd, 0, msq, msg, msqflg); |
1110 | } |
1111 | |
1112 | int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg, |
1113 | struct task_struct *target, long type, int mode) |
1114 | { |
1115 | return call_int_hook(msg_queue_msgrcv, 0, msq, msg, target, type, mode); |
1116 | } |
1117 | |
1118 | int security_shm_alloc(struct shmid_kernel *shp) |
1119 | { |
1120 | return call_int_hook(shm_alloc_security, 0, shp); |
1121 | } |
1122 | |
1123 | void security_shm_free(struct shmid_kernel *shp) |
1124 | { |
1125 | call_void_hook(shm_free_security, shp); |
1126 | } |
1127 | |
1128 | int security_shm_associate(struct shmid_kernel *shp, int shmflg) |
1129 | { |
1130 | return call_int_hook(shm_associate, 0, shp, shmflg); |
1131 | } |
1132 | |
1133 | int security_shm_shmctl(struct shmid_kernel *shp, int cmd) |
1134 | { |
1135 | return call_int_hook(shm_shmctl, 0, shp, cmd); |
1136 | } |
1137 | |
1138 | int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg) |
1139 | { |
1140 | return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); |
1141 | } |
1142 | |
1143 | int security_sem_alloc(struct sem_array *sma) |
1144 | { |
1145 | return call_int_hook(sem_alloc_security, 0, sma); |
1146 | } |
1147 | |
1148 | void security_sem_free(struct sem_array *sma) |
1149 | { |
1150 | call_void_hook(sem_free_security, sma); |
1151 | } |
1152 | |
1153 | int security_sem_associate(struct sem_array *sma, int semflg) |
1154 | { |
1155 | return call_int_hook(sem_associate, 0, sma, semflg); |
1156 | } |
1157 | |
1158 | int security_sem_semctl(struct sem_array *sma, int cmd) |
1159 | { |
1160 | return call_int_hook(sem_semctl, 0, sma, cmd); |
1161 | } |
1162 | |
1163 | int security_sem_semop(struct sem_array *sma, struct sembuf *sops, |
1164 | unsigned nsops, int alter) |
1165 | { |
1166 | return call_int_hook(sem_semop, 0, sma, sops, nsops, alter); |
1167 | } |
1168 | |
1169 | void security_d_instantiate(struct dentry *dentry, struct inode *inode) |
1170 | { |
1171 | if (unlikely(inode && IS_PRIVATE(inode))) |
1172 | return; |
1173 | call_void_hook(d_instantiate, dentry, inode); |
1174 | } |
1175 | EXPORT_SYMBOL(security_d_instantiate); |
1176 | |
1177 | int security_getprocattr(struct task_struct *p, char *name, char **value) |
1178 | { |
1179 | return call_int_hook(getprocattr, -EINVAL, p, name, value); |
1180 | } |
1181 | |
1182 | int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size) |
1183 | { |
1184 | return call_int_hook(setprocattr, -EINVAL, p, name, value, size); |
1185 | } |
1186 | |
1187 | int security_netlink_send(struct sock *sk, struct sk_buff *skb) |
1188 | { |
1189 | return call_int_hook(netlink_send, 0, sk, skb); |
1190 | } |
1191 | |
1192 | int security_ismaclabel(const char *name) |
1193 | { |
1194 | return call_int_hook(ismaclabel, 0, name); |
1195 | } |
1196 | EXPORT_SYMBOL(security_ismaclabel); |
1197 | |
1198 | int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) |
1199 | { |
1200 | return call_int_hook(secid_to_secctx, -EOPNOTSUPP, secid, secdata, |
1201 | seclen); |
1202 | } |
1203 | EXPORT_SYMBOL(security_secid_to_secctx); |
1204 | |
1205 | int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
1206 | { |
1207 | *secid = 0; |
1208 | return call_int_hook(secctx_to_secid, 0, secdata, seclen, secid); |
1209 | } |
1210 | EXPORT_SYMBOL(security_secctx_to_secid); |
1211 | |
1212 | void security_release_secctx(char *secdata, u32 seclen) |
1213 | { |
1214 | call_void_hook(release_secctx, secdata, seclen); |
1215 | } |
1216 | EXPORT_SYMBOL(security_release_secctx); |
1217 | |
1218 | void security_inode_invalidate_secctx(struct inode *inode) |
1219 | { |
1220 | call_void_hook(inode_invalidate_secctx, inode); |
1221 | } |
1222 | EXPORT_SYMBOL(security_inode_invalidate_secctx); |
1223 | |
1224 | int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) |
1225 | { |
1226 | return call_int_hook(inode_notifysecctx, 0, inode, ctx, ctxlen); |
1227 | } |
1228 | EXPORT_SYMBOL(security_inode_notifysecctx); |
1229 | |
1230 | int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) |
1231 | { |
1232 | return call_int_hook(inode_setsecctx, 0, dentry, ctx, ctxlen); |
1233 | } |
1234 | EXPORT_SYMBOL(security_inode_setsecctx); |
1235 | |
1236 | int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) |
1237 | { |
1238 | return call_int_hook(inode_getsecctx, -EOPNOTSUPP, inode, ctx, ctxlen); |
1239 | } |
1240 | EXPORT_SYMBOL(security_inode_getsecctx); |
1241 | |
1242 | #ifdef CONFIG_SECURITY_NETWORK |
1243 | |
1244 | int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
1245 | { |
1246 | return call_int_hook(unix_stream_connect, 0, sock, other, newsk); |
1247 | } |
1248 | EXPORT_SYMBOL(security_unix_stream_connect); |
1249 | |
1250 | int security_unix_may_send(struct socket *sock, struct socket *other) |
1251 | { |
1252 | return call_int_hook(unix_may_send, 0, sock, other); |
1253 | } |
1254 | EXPORT_SYMBOL(security_unix_may_send); |
1255 | |
1256 | int security_socket_create(int family, int type, int protocol, int kern) |
1257 | { |
1258 | return call_int_hook(socket_create, 0, family, type, protocol, kern); |
1259 | } |
1260 | |
1261 | int security_socket_post_create(struct socket *sock, int family, |
1262 | int type, int protocol, int kern) |
1263 | { |
1264 | return call_int_hook(socket_post_create, 0, sock, family, type, |
1265 | protocol, kern); |
1266 | } |
1267 | |
1268 | int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) |
1269 | { |
1270 | return call_int_hook(socket_bind, 0, sock, address, addrlen); |
1271 | } |
1272 | |
1273 | int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) |
1274 | { |
1275 | return call_int_hook(socket_connect, 0, sock, address, addrlen); |
1276 | } |
1277 | |
1278 | int security_socket_listen(struct socket *sock, int backlog) |
1279 | { |
1280 | return call_int_hook(socket_listen, 0, sock, backlog); |
1281 | } |
1282 | |
1283 | int security_socket_accept(struct socket *sock, struct socket *newsock) |
1284 | { |
1285 | return call_int_hook(socket_accept, 0, sock, newsock); |
1286 | } |
1287 | |
1288 | int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) |
1289 | { |
1290 | return call_int_hook(socket_sendmsg, 0, sock, msg, size); |
1291 | } |
1292 | |
1293 | int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, |
1294 | int size, int flags) |
1295 | { |
1296 | return call_int_hook(socket_recvmsg, 0, sock, msg, size, flags); |
1297 | } |
1298 | |
1299 | int security_socket_getsockname(struct socket *sock) |
1300 | { |
1301 | return call_int_hook(socket_getsockname, 0, sock); |
1302 | } |
1303 | |
1304 | int security_socket_getpeername(struct socket *sock) |
1305 | { |
1306 | return call_int_hook(socket_getpeername, 0, sock); |
1307 | } |
1308 | |
1309 | int security_socket_getsockopt(struct socket *sock, int level, int optname) |
1310 | { |
1311 | return call_int_hook(socket_getsockopt, 0, sock, level, optname); |
1312 | } |
1313 | |
1314 | int security_socket_setsockopt(struct socket *sock, int level, int optname) |
1315 | { |
1316 | return call_int_hook(socket_setsockopt, 0, sock, level, optname); |
1317 | } |
1318 | |
1319 | int security_socket_shutdown(struct socket *sock, int how) |
1320 | { |
1321 | return call_int_hook(socket_shutdown, 0, sock, how); |
1322 | } |
1323 | |
1324 | int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) |
1325 | { |
1326 | return call_int_hook(socket_sock_rcv_skb, 0, sk, skb); |
1327 | } |
1328 | EXPORT_SYMBOL(security_sock_rcv_skb); |
1329 | |
1330 | int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, |
1331 | int __user *optlen, unsigned len) |
1332 | { |
1333 | return call_int_hook(socket_getpeersec_stream, -ENOPROTOOPT, sock, |
1334 | optval, optlen, len); |
1335 | } |
1336 | |
1337 | int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) |
1338 | { |
1339 | return call_int_hook(socket_getpeersec_dgram, -ENOPROTOOPT, sock, |
1340 | skb, secid); |
1341 | } |
1342 | EXPORT_SYMBOL(security_socket_getpeersec_dgram); |
1343 | |
1344 | int security_sk_alloc(struct sock *sk, int family, gfp_t priority) |
1345 | { |
1346 | return call_int_hook(sk_alloc_security, 0, sk, family, priority); |
1347 | } |
1348 | |
1349 | void security_sk_free(struct sock *sk) |
1350 | { |
1351 | call_void_hook(sk_free_security, sk); |
1352 | } |
1353 | |
1354 | void security_sk_clone(const struct sock *sk, struct sock *newsk) |
1355 | { |
1356 | call_void_hook(sk_clone_security, sk, newsk); |
1357 | } |
1358 | EXPORT_SYMBOL(security_sk_clone); |
1359 | |
1360 | void security_sk_classify_flow(struct sock *sk, struct flowi *fl) |
1361 | { |
1362 | call_void_hook(sk_getsecid, sk, &fl->flowi_secid); |
1363 | } |
1364 | EXPORT_SYMBOL(security_sk_classify_flow); |
1365 | |
1366 | void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) |
1367 | { |
1368 | call_void_hook(req_classify_flow, req, fl); |
1369 | } |
1370 | EXPORT_SYMBOL(security_req_classify_flow); |
1371 | |
1372 | void security_sock_graft(struct sock *sk, struct socket *parent) |
1373 | { |
1374 | call_void_hook(sock_graft, sk, parent); |
1375 | } |
1376 | EXPORT_SYMBOL(security_sock_graft); |
1377 | |
1378 | int security_inet_conn_request(struct sock *sk, |
1379 | struct sk_buff *skb, struct request_sock *req) |
1380 | { |
1381 | return call_int_hook(inet_conn_request, 0, sk, skb, req); |
1382 | } |
1383 | EXPORT_SYMBOL(security_inet_conn_request); |
1384 | |
1385 | void security_inet_csk_clone(struct sock *newsk, |
1386 | const struct request_sock *req) |
1387 | { |
1388 | call_void_hook(inet_csk_clone, newsk, req); |
1389 | } |
1390 | |
1391 | void security_inet_conn_established(struct sock *sk, |
1392 | struct sk_buff *skb) |
1393 | { |
1394 | call_void_hook(inet_conn_established, sk, skb); |
1395 | } |
1396 | |
1397 | int security_secmark_relabel_packet(u32 secid) |
1398 | { |
1399 | return call_int_hook(secmark_relabel_packet, 0, secid); |
1400 | } |
1401 | EXPORT_SYMBOL(security_secmark_relabel_packet); |
1402 | |
1403 | void security_secmark_refcount_inc(void) |
1404 | { |
1405 | call_void_hook(secmark_refcount_inc); |
1406 | } |
1407 | EXPORT_SYMBOL(security_secmark_refcount_inc); |
1408 | |
1409 | void security_secmark_refcount_dec(void) |
1410 | { |
1411 | call_void_hook(secmark_refcount_dec); |
1412 | } |
1413 | EXPORT_SYMBOL(security_secmark_refcount_dec); |
1414 | |
1415 | int security_tun_dev_alloc_security(void **security) |
1416 | { |
1417 | return call_int_hook(tun_dev_alloc_security, 0, security); |
1418 | } |
1419 | EXPORT_SYMBOL(security_tun_dev_alloc_security); |
1420 | |
1421 | void security_tun_dev_free_security(void *security) |
1422 | { |
1423 | call_void_hook(tun_dev_free_security, security); |
1424 | } |
1425 | EXPORT_SYMBOL(security_tun_dev_free_security); |
1426 | |
1427 | int security_tun_dev_create(void) |
1428 | { |
1429 | return call_int_hook(tun_dev_create, 0); |
1430 | } |
1431 | EXPORT_SYMBOL(security_tun_dev_create); |
1432 | |
1433 | int security_tun_dev_attach_queue(void *security) |
1434 | { |
1435 | return call_int_hook(tun_dev_attach_queue, 0, security); |
1436 | } |
1437 | EXPORT_SYMBOL(security_tun_dev_attach_queue); |
1438 | |
1439 | int security_tun_dev_attach(struct sock *sk, void *security) |
1440 | { |
1441 | return call_int_hook(tun_dev_attach, 0, sk, security); |
1442 | } |
1443 | EXPORT_SYMBOL(security_tun_dev_attach); |
1444 | |
1445 | int security_tun_dev_open(void *security) |
1446 | { |
1447 | return call_int_hook(tun_dev_open, 0, security); |
1448 | } |
1449 | EXPORT_SYMBOL(security_tun_dev_open); |
1450 | |
1451 | #endif /* CONFIG_SECURITY_NETWORK */ |
1452 | |
1453 | #ifdef CONFIG_SECURITY_NETWORK_XFRM |
1454 | |
1455 | int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, |
1456 | struct xfrm_user_sec_ctx *sec_ctx, |
1457 | gfp_t gfp) |
1458 | { |
1459 | return call_int_hook(xfrm_policy_alloc_security, 0, ctxp, sec_ctx, gfp); |
1460 | } |
1461 | EXPORT_SYMBOL(security_xfrm_policy_alloc); |
1462 | |
1463 | int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, |
1464 | struct xfrm_sec_ctx **new_ctxp) |
1465 | { |
1466 | return call_int_hook(xfrm_policy_clone_security, 0, old_ctx, new_ctxp); |
1467 | } |
1468 | |
1469 | void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
1470 | { |
1471 | call_void_hook(xfrm_policy_free_security, ctx); |
1472 | } |
1473 | EXPORT_SYMBOL(security_xfrm_policy_free); |
1474 | |
1475 | int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
1476 | { |
1477 | return call_int_hook(xfrm_policy_delete_security, 0, ctx); |
1478 | } |
1479 | |
1480 | int security_xfrm_state_alloc(struct xfrm_state *x, |
1481 | struct xfrm_user_sec_ctx *sec_ctx) |
1482 | { |
1483 | return call_int_hook(xfrm_state_alloc, 0, x, sec_ctx); |
1484 | } |
1485 | EXPORT_SYMBOL(security_xfrm_state_alloc); |
1486 | |
1487 | int security_xfrm_state_alloc_acquire(struct xfrm_state *x, |
1488 | struct xfrm_sec_ctx *polsec, u32 secid) |
1489 | { |
1490 | return call_int_hook(xfrm_state_alloc_acquire, 0, x, polsec, secid); |
1491 | } |
1492 | |
1493 | int security_xfrm_state_delete(struct xfrm_state *x) |
1494 | { |
1495 | return call_int_hook(xfrm_state_delete_security, 0, x); |
1496 | } |
1497 | EXPORT_SYMBOL(security_xfrm_state_delete); |
1498 | |
1499 | void security_xfrm_state_free(struct xfrm_state *x) |
1500 | { |
1501 | call_void_hook(xfrm_state_free_security, x); |
1502 | } |
1503 | |
1504 | int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
1505 | { |
1506 | return call_int_hook(xfrm_policy_lookup, 0, ctx, fl_secid, dir); |
1507 | } |
1508 | |
1509 | int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
1510 | struct xfrm_policy *xp, |
1511 | const struct flowi *fl) |
1512 | { |
1513 | struct security_hook_list *hp; |
1514 | int rc = 1; |
1515 | |
1516 | /* |
1517 | * Since this function is expected to return 0 or 1, the judgment |
1518 | * becomes difficult if multiple LSMs supply this call. Fortunately, |
1519 | * we can use the first LSM's judgment because currently only SELinux |
1520 | * supplies this call. |
1521 | * |
1522 | * For speed optimization, we explicitly break the loop rather than |
1523 | * using the macro |
1524 | */ |
1525 | list_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match, |
1526 | list) { |
1527 | rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl); |
1528 | break; |
1529 | } |
1530 | return rc; |
1531 | } |
1532 | |
1533 | int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) |
1534 | { |
1535 | return call_int_hook(xfrm_decode_session, 0, skb, secid, 1); |
1536 | } |
1537 | |
1538 | void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) |
1539 | { |
1540 | int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid, |
1541 | 0); |
1542 | |
1543 | BUG_ON(rc); |
1544 | } |
1545 | EXPORT_SYMBOL(security_skb_classify_flow); |
1546 | |
1547 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
1548 | |
1549 | #ifdef CONFIG_KEYS |
1550 | |
1551 | int security_key_alloc(struct key *key, const struct cred *cred, |
1552 | unsigned long flags) |
1553 | { |
1554 | return call_int_hook(key_alloc, 0, key, cred, flags); |
1555 | } |
1556 | |
1557 | void security_key_free(struct key *key) |
1558 | { |
1559 | call_void_hook(key_free, key); |
1560 | } |
1561 | |
1562 | int security_key_permission(key_ref_t key_ref, |
1563 | const struct cred *cred, unsigned perm) |
1564 | { |
1565 | return call_int_hook(key_permission, 0, key_ref, cred, perm); |
1566 | } |
1567 | |
1568 | int security_key_getsecurity(struct key *key, char **_buffer) |
1569 | { |
1570 | *_buffer = NULL; |
1571 | return call_int_hook(key_getsecurity, 0, key, _buffer); |
1572 | } |
1573 | |
1574 | #endif /* CONFIG_KEYS */ |
1575 | |
1576 | #ifdef CONFIG_AUDIT |
1577 | |
1578 | int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) |
1579 | { |
1580 | return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule); |
1581 | } |
1582 | |
1583 | int security_audit_rule_known(struct audit_krule *krule) |
1584 | { |
1585 | return call_int_hook(audit_rule_known, 0, krule); |
1586 | } |
1587 | |
1588 | void security_audit_rule_free(void *lsmrule) |
1589 | { |
1590 | call_void_hook(audit_rule_free, lsmrule); |
1591 | } |
1592 | |
1593 | int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule, |
1594 | struct audit_context *actx) |
1595 | { |
1596 | return call_int_hook(audit_rule_match, 0, secid, field, op, lsmrule, |
1597 | actx); |
1598 | } |
1599 | #endif /* CONFIG_AUDIT */ |
1600 | |
1601 | #ifdef CONFIG_BPF_SYSCALL |
1602 | int security_bpf(int cmd, union bpf_attr *attr, unsigned int size) |
1603 | { |
1604 | return call_int_hook(bpf, 0, cmd, attr, size); |
1605 | } |
1606 | int security_bpf_map(struct bpf_map *map, fmode_t fmode) |
1607 | { |
1608 | return call_int_hook(bpf_map, 0, map, fmode); |
1609 | } |
1610 | int security_bpf_prog(struct bpf_prog *prog) |
1611 | { |
1612 | return call_int_hook(bpf_prog, 0, prog); |
1613 | } |
1614 | int security_bpf_map_alloc(struct bpf_map *map) |
1615 | { |
1616 | return call_int_hook(bpf_map_alloc_security, 0, map); |
1617 | } |
1618 | int security_bpf_prog_alloc(struct bpf_prog_aux *aux) |
1619 | { |
1620 | return call_int_hook(bpf_prog_alloc_security, 0, aux); |
1621 | } |
1622 | void security_bpf_map_free(struct bpf_map *map) |
1623 | { |
1624 | call_void_hook(bpf_map_free_security, map); |
1625 | } |
1626 | void security_bpf_prog_free(struct bpf_prog_aux *aux) |
1627 | { |
1628 | call_void_hook(bpf_prog_free_security, aux); |
1629 | } |
1630 | #endif /* CONFIG_BPF_SYSCALL */ |
1631 | |
1632 | struct security_hook_heads security_hook_heads = { |
1633 | .binder_set_context_mgr = |
1634 | LIST_HEAD_INIT(security_hook_heads.binder_set_context_mgr), |
1635 | .binder_transaction = |
1636 | LIST_HEAD_INIT(security_hook_heads.binder_transaction), |
1637 | .binder_transfer_binder = |
1638 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_binder), |
1639 | .binder_transfer_file = |
1640 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_file), |
1641 | |
1642 | .ptrace_access_check = |
1643 | LIST_HEAD_INIT(security_hook_heads.ptrace_access_check), |
1644 | .ptrace_traceme = |
1645 | LIST_HEAD_INIT(security_hook_heads.ptrace_traceme), |
1646 | .capget = LIST_HEAD_INIT(security_hook_heads.capget), |
1647 | .capset = LIST_HEAD_INIT(security_hook_heads.capset), |
1648 | .capable = LIST_HEAD_INIT(security_hook_heads.capable), |
1649 | .quotactl = LIST_HEAD_INIT(security_hook_heads.quotactl), |
1650 | .quota_on = LIST_HEAD_INIT(security_hook_heads.quota_on), |
1651 | .syslog = LIST_HEAD_INIT(security_hook_heads.syslog), |
1652 | .settime = LIST_HEAD_INIT(security_hook_heads.settime), |
1653 | .vm_enough_memory = |
1654 | LIST_HEAD_INIT(security_hook_heads.vm_enough_memory), |
1655 | .bprm_set_creds = |
1656 | LIST_HEAD_INIT(security_hook_heads.bprm_set_creds), |
1657 | .bprm_check_security = |
1658 | LIST_HEAD_INIT(security_hook_heads.bprm_check_security), |
1659 | .bprm_secureexec = |
1660 | LIST_HEAD_INIT(security_hook_heads.bprm_secureexec), |
1661 | .bprm_committing_creds = |
1662 | LIST_HEAD_INIT(security_hook_heads.bprm_committing_creds), |
1663 | .bprm_committed_creds = |
1664 | LIST_HEAD_INIT(security_hook_heads.bprm_committed_creds), |
1665 | .sb_alloc_security = |
1666 | LIST_HEAD_INIT(security_hook_heads.sb_alloc_security), |
1667 | .sb_free_security = |
1668 | LIST_HEAD_INIT(security_hook_heads.sb_free_security), |
1669 | .sb_copy_data = LIST_HEAD_INIT(security_hook_heads.sb_copy_data), |
1670 | .sb_remount = LIST_HEAD_INIT(security_hook_heads.sb_remount), |
1671 | .sb_kern_mount = |
1672 | LIST_HEAD_INIT(security_hook_heads.sb_kern_mount), |
1673 | .sb_show_options = |
1674 | LIST_HEAD_INIT(security_hook_heads.sb_show_options), |
1675 | .sb_statfs = LIST_HEAD_INIT(security_hook_heads.sb_statfs), |
1676 | .sb_mount = LIST_HEAD_INIT(security_hook_heads.sb_mount), |
1677 | .sb_umount = LIST_HEAD_INIT(security_hook_heads.sb_umount), |
1678 | .sb_pivotroot = LIST_HEAD_INIT(security_hook_heads.sb_pivotroot), |
1679 | .sb_set_mnt_opts = |
1680 | LIST_HEAD_INIT(security_hook_heads.sb_set_mnt_opts), |
1681 | .sb_clone_mnt_opts = |
1682 | LIST_HEAD_INIT(security_hook_heads.sb_clone_mnt_opts), |
1683 | .sb_parse_opts_str = |
1684 | LIST_HEAD_INIT(security_hook_heads.sb_parse_opts_str), |
1685 | .dentry_init_security = |
1686 | LIST_HEAD_INIT(security_hook_heads.dentry_init_security), |
1687 | .dentry_create_files_as = |
1688 | LIST_HEAD_INIT(security_hook_heads.dentry_create_files_as), |
1689 | #ifdef CONFIG_SECURITY_PATH |
1690 | .path_unlink = LIST_HEAD_INIT(security_hook_heads.path_unlink), |
1691 | .path_mkdir = LIST_HEAD_INIT(security_hook_heads.path_mkdir), |
1692 | .path_rmdir = LIST_HEAD_INIT(security_hook_heads.path_rmdir), |
1693 | .path_mknod = LIST_HEAD_INIT(security_hook_heads.path_mknod), |
1694 | .path_truncate = |
1695 | LIST_HEAD_INIT(security_hook_heads.path_truncate), |
1696 | .path_symlink = LIST_HEAD_INIT(security_hook_heads.path_symlink), |
1697 | .path_link = LIST_HEAD_INIT(security_hook_heads.path_link), |
1698 | .path_rename = LIST_HEAD_INIT(security_hook_heads.path_rename), |
1699 | .path_chmod = LIST_HEAD_INIT(security_hook_heads.path_chmod), |
1700 | .path_chown = LIST_HEAD_INIT(security_hook_heads.path_chown), |
1701 | .path_chroot = LIST_HEAD_INIT(security_hook_heads.path_chroot), |
1702 | #endif |
1703 | .inode_alloc_security = |
1704 | LIST_HEAD_INIT(security_hook_heads.inode_alloc_security), |
1705 | .inode_free_security = |
1706 | LIST_HEAD_INIT(security_hook_heads.inode_free_security), |
1707 | .inode_init_security = |
1708 | LIST_HEAD_INIT(security_hook_heads.inode_init_security), |
1709 | .inode_create = LIST_HEAD_INIT(security_hook_heads.inode_create), |
1710 | .inode_link = LIST_HEAD_INIT(security_hook_heads.inode_link), |
1711 | .inode_unlink = LIST_HEAD_INIT(security_hook_heads.inode_unlink), |
1712 | .inode_symlink = |
1713 | LIST_HEAD_INIT(security_hook_heads.inode_symlink), |
1714 | .inode_mkdir = LIST_HEAD_INIT(security_hook_heads.inode_mkdir), |
1715 | .inode_rmdir = LIST_HEAD_INIT(security_hook_heads.inode_rmdir), |
1716 | .inode_mknod = LIST_HEAD_INIT(security_hook_heads.inode_mknod), |
1717 | .inode_rename = LIST_HEAD_INIT(security_hook_heads.inode_rename), |
1718 | .inode_readlink = |
1719 | LIST_HEAD_INIT(security_hook_heads.inode_readlink), |
1720 | .inode_follow_link = |
1721 | LIST_HEAD_INIT(security_hook_heads.inode_follow_link), |
1722 | .inode_permission = |
1723 | LIST_HEAD_INIT(security_hook_heads.inode_permission), |
1724 | .inode_setattr = |
1725 | LIST_HEAD_INIT(security_hook_heads.inode_setattr), |
1726 | .inode_getattr = |
1727 | LIST_HEAD_INIT(security_hook_heads.inode_getattr), |
1728 | .inode_setxattr = |
1729 | LIST_HEAD_INIT(security_hook_heads.inode_setxattr), |
1730 | .inode_post_setxattr = |
1731 | LIST_HEAD_INIT(security_hook_heads.inode_post_setxattr), |
1732 | .inode_getxattr = |
1733 | LIST_HEAD_INIT(security_hook_heads.inode_getxattr), |
1734 | .inode_listxattr = |
1735 | LIST_HEAD_INIT(security_hook_heads.inode_listxattr), |
1736 | .inode_removexattr = |
1737 | LIST_HEAD_INIT(security_hook_heads.inode_removexattr), |
1738 | .inode_need_killpriv = |
1739 | LIST_HEAD_INIT(security_hook_heads.inode_need_killpriv), |
1740 | .inode_killpriv = |
1741 | LIST_HEAD_INIT(security_hook_heads.inode_killpriv), |
1742 | .inode_getsecurity = |
1743 | LIST_HEAD_INIT(security_hook_heads.inode_getsecurity), |
1744 | .inode_setsecurity = |
1745 | LIST_HEAD_INIT(security_hook_heads.inode_setsecurity), |
1746 | .inode_listsecurity = |
1747 | LIST_HEAD_INIT(security_hook_heads.inode_listsecurity), |
1748 | .inode_getsecid = |
1749 | LIST_HEAD_INIT(security_hook_heads.inode_getsecid), |
1750 | .inode_copy_up = |
1751 | LIST_HEAD_INIT(security_hook_heads.inode_copy_up), |
1752 | .inode_copy_up_xattr = |
1753 | LIST_HEAD_INIT(security_hook_heads.inode_copy_up_xattr), |
1754 | .file_permission = |
1755 | LIST_HEAD_INIT(security_hook_heads.file_permission), |
1756 | .file_alloc_security = |
1757 | LIST_HEAD_INIT(security_hook_heads.file_alloc_security), |
1758 | .file_free_security = |
1759 | LIST_HEAD_INIT(security_hook_heads.file_free_security), |
1760 | .file_ioctl = LIST_HEAD_INIT(security_hook_heads.file_ioctl), |
1761 | .mmap_addr = LIST_HEAD_INIT(security_hook_heads.mmap_addr), |
1762 | .mmap_file = LIST_HEAD_INIT(security_hook_heads.mmap_file), |
1763 | .file_mprotect = |
1764 | LIST_HEAD_INIT(security_hook_heads.file_mprotect), |
1765 | .file_lock = LIST_HEAD_INIT(security_hook_heads.file_lock), |
1766 | .file_fcntl = LIST_HEAD_INIT(security_hook_heads.file_fcntl), |
1767 | .file_set_fowner = |
1768 | LIST_HEAD_INIT(security_hook_heads.file_set_fowner), |
1769 | .file_send_sigiotask = |
1770 | LIST_HEAD_INIT(security_hook_heads.file_send_sigiotask), |
1771 | .file_receive = LIST_HEAD_INIT(security_hook_heads.file_receive), |
1772 | .file_open = LIST_HEAD_INIT(security_hook_heads.file_open), |
1773 | .task_create = LIST_HEAD_INIT(security_hook_heads.task_create), |
1774 | .task_free = LIST_HEAD_INIT(security_hook_heads.task_free), |
1775 | .cred_alloc_blank = |
1776 | LIST_HEAD_INIT(security_hook_heads.cred_alloc_blank), |
1777 | .cred_free = LIST_HEAD_INIT(security_hook_heads.cred_free), |
1778 | .cred_prepare = LIST_HEAD_INIT(security_hook_heads.cred_prepare), |
1779 | .cred_transfer = |
1780 | LIST_HEAD_INIT(security_hook_heads.cred_transfer), |
1781 | .kernel_act_as = |
1782 | LIST_HEAD_INIT(security_hook_heads.kernel_act_as), |
1783 | .kernel_create_files_as = |
1784 | LIST_HEAD_INIT(security_hook_heads.kernel_create_files_as), |
1785 | .kernel_module_request = |
1786 | LIST_HEAD_INIT(security_hook_heads.kernel_module_request), |
1787 | .kernel_read_file = |
1788 | LIST_HEAD_INIT(security_hook_heads.kernel_read_file), |
1789 | .kernel_post_read_file = |
1790 | LIST_HEAD_INIT(security_hook_heads.kernel_post_read_file), |
1791 | .task_fix_setuid = |
1792 | LIST_HEAD_INIT(security_hook_heads.task_fix_setuid), |
1793 | .task_setpgid = LIST_HEAD_INIT(security_hook_heads.task_setpgid), |
1794 | .task_getpgid = LIST_HEAD_INIT(security_hook_heads.task_getpgid), |
1795 | .task_getsid = LIST_HEAD_INIT(security_hook_heads.task_getsid), |
1796 | .task_getsecid = |
1797 | LIST_HEAD_INIT(security_hook_heads.task_getsecid), |
1798 | .task_setnice = LIST_HEAD_INIT(security_hook_heads.task_setnice), |
1799 | .task_setioprio = |
1800 | LIST_HEAD_INIT(security_hook_heads.task_setioprio), |
1801 | .task_getioprio = |
1802 | LIST_HEAD_INIT(security_hook_heads.task_getioprio), |
1803 | .task_setrlimit = |
1804 | LIST_HEAD_INIT(security_hook_heads.task_setrlimit), |
1805 | .task_setscheduler = |
1806 | LIST_HEAD_INIT(security_hook_heads.task_setscheduler), |
1807 | .task_getscheduler = |
1808 | LIST_HEAD_INIT(security_hook_heads.task_getscheduler), |
1809 | .task_movememory = |
1810 | LIST_HEAD_INIT(security_hook_heads.task_movememory), |
1811 | .task_kill = LIST_HEAD_INIT(security_hook_heads.task_kill), |
1812 | .task_wait = LIST_HEAD_INIT(security_hook_heads.task_wait), |
1813 | .task_prctl = LIST_HEAD_INIT(security_hook_heads.task_prctl), |
1814 | .task_to_inode = |
1815 | LIST_HEAD_INIT(security_hook_heads.task_to_inode), |
1816 | .ipc_permission = |
1817 | LIST_HEAD_INIT(security_hook_heads.ipc_permission), |
1818 | .ipc_getsecid = LIST_HEAD_INIT(security_hook_heads.ipc_getsecid), |
1819 | .msg_msg_alloc_security = |
1820 | LIST_HEAD_INIT(security_hook_heads.msg_msg_alloc_security), |
1821 | .msg_msg_free_security = |
1822 | LIST_HEAD_INIT(security_hook_heads.msg_msg_free_security), |
1823 | .msg_queue_alloc_security = |
1824 | LIST_HEAD_INIT(security_hook_heads.msg_queue_alloc_security), |
1825 | .msg_queue_free_security = |
1826 | LIST_HEAD_INIT(security_hook_heads.msg_queue_free_security), |
1827 | .msg_queue_associate = |
1828 | LIST_HEAD_INIT(security_hook_heads.msg_queue_associate), |
1829 | .msg_queue_msgctl = |
1830 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgctl), |
1831 | .msg_queue_msgsnd = |
1832 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgsnd), |
1833 | .msg_queue_msgrcv = |
1834 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgrcv), |
1835 | .shm_alloc_security = |
1836 | LIST_HEAD_INIT(security_hook_heads.shm_alloc_security), |
1837 | .shm_free_security = |
1838 | LIST_HEAD_INIT(security_hook_heads.shm_free_security), |
1839 | .shm_associate = |
1840 | LIST_HEAD_INIT(security_hook_heads.shm_associate), |
1841 | .shm_shmctl = LIST_HEAD_INIT(security_hook_heads.shm_shmctl), |
1842 | .shm_shmat = LIST_HEAD_INIT(security_hook_heads.shm_shmat), |
1843 | .sem_alloc_security = |
1844 | LIST_HEAD_INIT(security_hook_heads.sem_alloc_security), |
1845 | .sem_free_security = |
1846 | LIST_HEAD_INIT(security_hook_heads.sem_free_security), |
1847 | .sem_associate = |
1848 | LIST_HEAD_INIT(security_hook_heads.sem_associate), |
1849 | .sem_semctl = LIST_HEAD_INIT(security_hook_heads.sem_semctl), |
1850 | .sem_semop = LIST_HEAD_INIT(security_hook_heads.sem_semop), |
1851 | .netlink_send = LIST_HEAD_INIT(security_hook_heads.netlink_send), |
1852 | .d_instantiate = |
1853 | LIST_HEAD_INIT(security_hook_heads.d_instantiate), |
1854 | .getprocattr = LIST_HEAD_INIT(security_hook_heads.getprocattr), |
1855 | .setprocattr = LIST_HEAD_INIT(security_hook_heads.setprocattr), |
1856 | .ismaclabel = LIST_HEAD_INIT(security_hook_heads.ismaclabel), |
1857 | .secid_to_secctx = |
1858 | LIST_HEAD_INIT(security_hook_heads.secid_to_secctx), |
1859 | .secctx_to_secid = |
1860 | LIST_HEAD_INIT(security_hook_heads.secctx_to_secid), |
1861 | .release_secctx = |
1862 | LIST_HEAD_INIT(security_hook_heads.release_secctx), |
1863 | .inode_invalidate_secctx = |
1864 | LIST_HEAD_INIT(security_hook_heads.inode_invalidate_secctx), |
1865 | .inode_notifysecctx = |
1866 | LIST_HEAD_INIT(security_hook_heads.inode_notifysecctx), |
1867 | .inode_setsecctx = |
1868 | LIST_HEAD_INIT(security_hook_heads.inode_setsecctx), |
1869 | .inode_getsecctx = |
1870 | LIST_HEAD_INIT(security_hook_heads.inode_getsecctx), |
1871 | #ifdef CONFIG_SECURITY_NETWORK |
1872 | .unix_stream_connect = |
1873 | LIST_HEAD_INIT(security_hook_heads.unix_stream_connect), |
1874 | .unix_may_send = |
1875 | LIST_HEAD_INIT(security_hook_heads.unix_may_send), |
1876 | .socket_create = |
1877 | LIST_HEAD_INIT(security_hook_heads.socket_create), |
1878 | .socket_post_create = |
1879 | LIST_HEAD_INIT(security_hook_heads.socket_post_create), |
1880 | .socket_bind = LIST_HEAD_INIT(security_hook_heads.socket_bind), |
1881 | .socket_connect = |
1882 | LIST_HEAD_INIT(security_hook_heads.socket_connect), |
1883 | .socket_listen = |
1884 | LIST_HEAD_INIT(security_hook_heads.socket_listen), |
1885 | .socket_accept = |
1886 | LIST_HEAD_INIT(security_hook_heads.socket_accept), |
1887 | .socket_sendmsg = |
1888 | LIST_HEAD_INIT(security_hook_heads.socket_sendmsg), |
1889 | .socket_recvmsg = |
1890 | LIST_HEAD_INIT(security_hook_heads.socket_recvmsg), |
1891 | .socket_getsockname = |
1892 | LIST_HEAD_INIT(security_hook_heads.socket_getsockname), |
1893 | .socket_getpeername = |
1894 | LIST_HEAD_INIT(security_hook_heads.socket_getpeername), |
1895 | .socket_getsockopt = |
1896 | LIST_HEAD_INIT(security_hook_heads.socket_getsockopt), |
1897 | .socket_setsockopt = |
1898 | LIST_HEAD_INIT(security_hook_heads.socket_setsockopt), |
1899 | .socket_shutdown = |
1900 | LIST_HEAD_INIT(security_hook_heads.socket_shutdown), |
1901 | .socket_sock_rcv_skb = |
1902 | LIST_HEAD_INIT(security_hook_heads.socket_sock_rcv_skb), |
1903 | .socket_getpeersec_stream = |
1904 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_stream), |
1905 | .socket_getpeersec_dgram = |
1906 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_dgram), |
1907 | .sk_alloc_security = |
1908 | LIST_HEAD_INIT(security_hook_heads.sk_alloc_security), |
1909 | .sk_free_security = |
1910 | LIST_HEAD_INIT(security_hook_heads.sk_free_security), |
1911 | .sk_clone_security = |
1912 | LIST_HEAD_INIT(security_hook_heads.sk_clone_security), |
1913 | .sk_getsecid = LIST_HEAD_INIT(security_hook_heads.sk_getsecid), |
1914 | .sock_graft = LIST_HEAD_INIT(security_hook_heads.sock_graft), |
1915 | .inet_conn_request = |
1916 | LIST_HEAD_INIT(security_hook_heads.inet_conn_request), |
1917 | .inet_csk_clone = |
1918 | LIST_HEAD_INIT(security_hook_heads.inet_csk_clone), |
1919 | .inet_conn_established = |
1920 | LIST_HEAD_INIT(security_hook_heads.inet_conn_established), |
1921 | .secmark_relabel_packet = |
1922 | LIST_HEAD_INIT(security_hook_heads.secmark_relabel_packet), |
1923 | .secmark_refcount_inc = |
1924 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_inc), |
1925 | .secmark_refcount_dec = |
1926 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_dec), |
1927 | .req_classify_flow = |
1928 | LIST_HEAD_INIT(security_hook_heads.req_classify_flow), |
1929 | .tun_dev_alloc_security = |
1930 | LIST_HEAD_INIT(security_hook_heads.tun_dev_alloc_security), |
1931 | .tun_dev_free_security = |
1932 | LIST_HEAD_INIT(security_hook_heads.tun_dev_free_security), |
1933 | .tun_dev_create = |
1934 | LIST_HEAD_INIT(security_hook_heads.tun_dev_create), |
1935 | .tun_dev_attach_queue = |
1936 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach_queue), |
1937 | .tun_dev_attach = |
1938 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach), |
1939 | .tun_dev_open = LIST_HEAD_INIT(security_hook_heads.tun_dev_open), |
1940 | #endif /* CONFIG_SECURITY_NETWORK */ |
1941 | #ifdef CONFIG_SECURITY_NETWORK_XFRM |
1942 | .xfrm_policy_alloc_security = |
1943 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_alloc_security), |
1944 | .xfrm_policy_clone_security = |
1945 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_clone_security), |
1946 | .xfrm_policy_free_security = |
1947 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_free_security), |
1948 | .xfrm_policy_delete_security = |
1949 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_delete_security), |
1950 | .xfrm_state_alloc = |
1951 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc), |
1952 | .xfrm_state_alloc_acquire = |
1953 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc_acquire), |
1954 | .xfrm_state_free_security = |
1955 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_free_security), |
1956 | .xfrm_state_delete_security = |
1957 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_delete_security), |
1958 | .xfrm_policy_lookup = |
1959 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_lookup), |
1960 | .xfrm_state_pol_flow_match = |
1961 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_pol_flow_match), |
1962 | .xfrm_decode_session = |
1963 | LIST_HEAD_INIT(security_hook_heads.xfrm_decode_session), |
1964 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
1965 | #ifdef CONFIG_KEYS |
1966 | .key_alloc = LIST_HEAD_INIT(security_hook_heads.key_alloc), |
1967 | .key_free = LIST_HEAD_INIT(security_hook_heads.key_free), |
1968 | .key_permission = |
1969 | LIST_HEAD_INIT(security_hook_heads.key_permission), |
1970 | .key_getsecurity = |
1971 | LIST_HEAD_INIT(security_hook_heads.key_getsecurity), |
1972 | #endif /* CONFIG_KEYS */ |
1973 | #ifdef CONFIG_AUDIT |
1974 | .audit_rule_init = |
1975 | LIST_HEAD_INIT(security_hook_heads.audit_rule_init), |
1976 | .audit_rule_known = |
1977 | LIST_HEAD_INIT(security_hook_heads.audit_rule_known), |
1978 | .audit_rule_match = |
1979 | LIST_HEAD_INIT(security_hook_heads.audit_rule_match), |
1980 | .audit_rule_free = |
1981 | LIST_HEAD_INIT(security_hook_heads.audit_rule_free), |
1982 | #endif /* CONFIG_AUDIT */ |
1983 | #ifdef CONFIG_BPF_SYSCALL |
1984 | .bpf = |
1985 | LIST_HEAD_INIT(security_hook_heads.bpf), |
1986 | .bpf_map = |
1987 | LIST_HEAD_INIT(security_hook_heads.bpf_map), |
1988 | .bpf_prog = |
1989 | LIST_HEAD_INIT(security_hook_heads.bpf_prog), |
1990 | .bpf_map_alloc_security = |
1991 | LIST_HEAD_INIT(security_hook_heads.bpf_map_alloc_security), |
1992 | .bpf_map_free_security = |
1993 | LIST_HEAD_INIT(security_hook_heads.bpf_map_free_security), |
1994 | .bpf_prog_alloc_security = |
1995 | LIST_HEAD_INIT(security_hook_heads.bpf_prog_alloc_security), |
1996 | .bpf_prog_free_security = |
1997 | LIST_HEAD_INIT(security_hook_heads.bpf_prog_free_security), |
1998 | #endif /* CONFIG_BPF_SYSCALL */ |
1999 | }; |
2000 |