]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
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 | ||
c59ede7b | 14 | #include <linux/capability.h> |
1da177e4 LT |
15 | #include <linux/module.h> |
16 | #include <linux/init.h> | |
17 | #include <linux/kernel.h> | |
1da177e4 | 18 | #include <linux/security.h> |
f381c272 | 19 | #include <linux/integrity.h> |
6c21a7fb | 20 | #include <linux/ima.h> |
3e1be52d | 21 | #include <linux/evm.h> |
1da177e4 | 22 | |
9d8f13ba MZ |
23 | #define MAX_LSM_XATTR 1 |
24 | ||
076c54c5 | 25 | /* Boot-time LSM user choice */ |
6e65f92f JJ |
26 | static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = |
27 | CONFIG_DEFAULT_SECURITY; | |
1da177e4 | 28 | |
5915eb53 | 29 | /* things that live in capability.c */ |
c80901f2 | 30 | extern void __init security_fixup_ops(struct security_operations *ops); |
1da177e4 | 31 | |
189b3b1c | 32 | static struct security_operations *security_ops; |
33 | static struct security_operations default_security_ops = { | |
34 | .name = "default", | |
35 | }; | |
a5ecbcb8 | 36 | |
c80901f2 | 37 | static inline int __init verify(struct security_operations *ops) |
1da177e4 LT |
38 | { |
39 | /* verify the security_operations structure exists */ | |
40 | if (!ops) | |
41 | return -EINVAL; | |
42 | security_fixup_ops(ops); | |
43 | return 0; | |
44 | } | |
45 | ||
46 | static void __init do_security_initcalls(void) | |
47 | { | |
48 | initcall_t *call; | |
49 | call = __security_initcall_start; | |
50 | while (call < __security_initcall_end) { | |
51 | (*call) (); | |
52 | call++; | |
53 | } | |
54 | } | |
55 | ||
56 | /** | |
57 | * security_init - initializes the security framework | |
58 | * | |
59 | * This should be called early in the kernel initialization sequence. | |
60 | */ | |
61 | int __init security_init(void) | |
62 | { | |
20510f2f | 63 | printk(KERN_INFO "Security Framework initialized\n"); |
1da177e4 | 64 | |
5915eb53 MS |
65 | security_fixup_ops(&default_security_ops); |
66 | security_ops = &default_security_ops; | |
1da177e4 LT |
67 | do_security_initcalls(); |
68 | ||
69 | return 0; | |
70 | } | |
71 | ||
189b3b1c | 72 | void reset_security_ops(void) |
73 | { | |
74 | security_ops = &default_security_ops; | |
75 | } | |
76 | ||
076c54c5 AD |
77 | /* Save user chosen LSM */ |
78 | static int __init choose_lsm(char *str) | |
79 | { | |
80 | strncpy(chosen_lsm, str, SECURITY_NAME_MAX); | |
81 | return 1; | |
82 | } | |
83 | __setup("security=", choose_lsm); | |
84 | ||
85 | /** | |
86 | * security_module_enable - Load given security module on boot ? | |
87 | * @ops: a pointer to the struct security_operations that is to be checked. | |
88 | * | |
89 | * Each LSM must pass this method before registering its own operations | |
90 | * to avoid security registration races. This method may also be used | |
7cea51be | 91 | * to check if your LSM is currently loaded during kernel initialization. |
076c54c5 AD |
92 | * |
93 | * Return true if: | |
94 | * -The passed LSM is the one chosen by user at boot time, | |
6e65f92f | 95 | * -or the passed LSM is configured as the default and the user did not |
065d78a0 | 96 | * choose an alternate LSM at boot time. |
076c54c5 AD |
97 | * Otherwise, return false. |
98 | */ | |
99 | int __init security_module_enable(struct security_operations *ops) | |
100 | { | |
065d78a0 | 101 | return !strcmp(ops->name, chosen_lsm); |
076c54c5 AD |
102 | } |
103 | ||
1da177e4 LT |
104 | /** |
105 | * register_security - registers a security framework with the kernel | |
106 | * @ops: a pointer to the struct security_options that is to be registered | |
107 | * | |
3f23d815 | 108 | * This function allows a security module to register itself with the |
1da177e4 | 109 | * kernel security subsystem. Some rudimentary checking is done on the @ops |
076c54c5 AD |
110 | * value passed to this function. You'll need to check first if your LSM |
111 | * is allowed to register its @ops by calling security_module_enable(@ops). | |
1da177e4 LT |
112 | * |
113 | * If there is already a security module registered with the kernel, | |
3f23d815 | 114 | * an error will be returned. Otherwise %0 is returned on success. |
1da177e4 | 115 | */ |
c1e992b9 | 116 | int __init register_security(struct security_operations *ops) |
1da177e4 LT |
117 | { |
118 | if (verify(ops)) { | |
119 | printk(KERN_DEBUG "%s could not verify " | |
dd6f953a | 120 | "security_operations structure.\n", __func__); |
1da177e4 LT |
121 | return -EINVAL; |
122 | } | |
123 | ||
5915eb53 | 124 | if (security_ops != &default_security_ops) |
1da177e4 LT |
125 | return -EAGAIN; |
126 | ||
127 | security_ops = ops; | |
128 | ||
129 | return 0; | |
130 | } | |
131 | ||
20510f2f JM |
132 | /* Security operations */ |
133 | ||
9e48858f | 134 | int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
20510f2f | 135 | { |
9e48858f | 136 | return security_ops->ptrace_access_check(child, mode); |
5cd9c58f DH |
137 | } |
138 | ||
139 | int security_ptrace_traceme(struct task_struct *parent) | |
140 | { | |
141 | return security_ops->ptrace_traceme(parent); | |
20510f2f JM |
142 | } |
143 | ||
144 | int security_capget(struct task_struct *target, | |
145 | kernel_cap_t *effective, | |
146 | kernel_cap_t *inheritable, | |
147 | kernel_cap_t *permitted) | |
148 | { | |
149 | return security_ops->capget(target, effective, inheritable, permitted); | |
150 | } | |
151 | ||
d84f4f99 DH |
152 | int security_capset(struct cred *new, const struct cred *old, |
153 | const kernel_cap_t *effective, | |
154 | const kernel_cap_t *inheritable, | |
155 | const kernel_cap_t *permitted) | |
20510f2f | 156 | { |
d84f4f99 DH |
157 | return security_ops->capset(new, old, |
158 | effective, inheritable, permitted); | |
20510f2f JM |
159 | } |
160 | ||
3486740a SH |
161 | int security_capable(struct user_namespace *ns, const struct cred *cred, |
162 | int cap) | |
20510f2f | 163 | { |
3486740a SH |
164 | return security_ops->capable(current, cred, ns, cap, |
165 | SECURITY_CAP_AUDIT); | |
06112163 EP |
166 | } |
167 | ||
3486740a SH |
168 | int security_real_capable(struct task_struct *tsk, struct user_namespace *ns, |
169 | int cap) | |
06112163 | 170 | { |
3699c53c DH |
171 | const struct cred *cred; |
172 | int ret; | |
173 | ||
174 | cred = get_task_cred(tsk); | |
3486740a | 175 | ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_AUDIT); |
3699c53c DH |
176 | put_cred(cred); |
177 | return ret; | |
178 | } | |
179 | ||
3486740a SH |
180 | int security_real_capable_noaudit(struct task_struct *tsk, |
181 | struct user_namespace *ns, int cap) | |
3699c53c DH |
182 | { |
183 | const struct cred *cred; | |
184 | int ret; | |
185 | ||
186 | cred = get_task_cred(tsk); | |
3486740a | 187 | ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_NOAUDIT); |
3699c53c DH |
188 | put_cred(cred); |
189 | return ret; | |
20510f2f JM |
190 | } |
191 | ||
20510f2f JM |
192 | int security_quotactl(int cmds, int type, int id, struct super_block *sb) |
193 | { | |
194 | return security_ops->quotactl(cmds, type, id, sb); | |
195 | } | |
196 | ||
197 | int security_quota_on(struct dentry *dentry) | |
198 | { | |
199 | return security_ops->quota_on(dentry); | |
200 | } | |
201 | ||
12b3052c | 202 | int security_syslog(int type) |
20510f2f | 203 | { |
12b3052c | 204 | return security_ops->syslog(type); |
20510f2f JM |
205 | } |
206 | ||
1e6d7679 | 207 | int security_settime(const struct timespec *ts, const struct timezone *tz) |
20510f2f JM |
208 | { |
209 | return security_ops->settime(ts, tz); | |
210 | } | |
211 | ||
212 | int security_vm_enough_memory(long pages) | |
213 | { | |
731572d3 | 214 | WARN_ON(current->mm == NULL); |
20510f2f JM |
215 | return security_ops->vm_enough_memory(current->mm, pages); |
216 | } | |
217 | ||
218 | int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) | |
219 | { | |
731572d3 | 220 | WARN_ON(mm == NULL); |
20510f2f JM |
221 | return security_ops->vm_enough_memory(mm, pages); |
222 | } | |
223 | ||
731572d3 AC |
224 | int security_vm_enough_memory_kern(long pages) |
225 | { | |
226 | /* If current->mm is a kernel thread then we will pass NULL, | |
227 | for this specific case that is fine */ | |
228 | return security_ops->vm_enough_memory(current->mm, pages); | |
229 | } | |
230 | ||
a6f76f23 | 231 | int security_bprm_set_creds(struct linux_binprm *bprm) |
20510f2f | 232 | { |
a6f76f23 | 233 | return security_ops->bprm_set_creds(bprm); |
20510f2f JM |
234 | } |
235 | ||
a6f76f23 | 236 | int security_bprm_check(struct linux_binprm *bprm) |
20510f2f | 237 | { |
6c21a7fb MZ |
238 | int ret; |
239 | ||
240 | ret = security_ops->bprm_check_security(bprm); | |
241 | if (ret) | |
242 | return ret; | |
243 | return ima_bprm_check(bprm); | |
20510f2f JM |
244 | } |
245 | ||
a6f76f23 | 246 | void security_bprm_committing_creds(struct linux_binprm *bprm) |
20510f2f | 247 | { |
200036ca | 248 | security_ops->bprm_committing_creds(bprm); |
20510f2f JM |
249 | } |
250 | ||
a6f76f23 | 251 | void security_bprm_committed_creds(struct linux_binprm *bprm) |
20510f2f | 252 | { |
200036ca | 253 | security_ops->bprm_committed_creds(bprm); |
20510f2f JM |
254 | } |
255 | ||
256 | int security_bprm_secureexec(struct linux_binprm *bprm) | |
257 | { | |
258 | return security_ops->bprm_secureexec(bprm); | |
259 | } | |
260 | ||
261 | int security_sb_alloc(struct super_block *sb) | |
262 | { | |
263 | return security_ops->sb_alloc_security(sb); | |
264 | } | |
265 | ||
266 | void security_sb_free(struct super_block *sb) | |
267 | { | |
268 | security_ops->sb_free_security(sb); | |
269 | } | |
270 | ||
e0007529 | 271 | int security_sb_copy_data(char *orig, char *copy) |
20510f2f | 272 | { |
e0007529 | 273 | return security_ops->sb_copy_data(orig, copy); |
20510f2f | 274 | } |
e0007529 | 275 | EXPORT_SYMBOL(security_sb_copy_data); |
20510f2f | 276 | |
ff36fe2c EP |
277 | int security_sb_remount(struct super_block *sb, void *data) |
278 | { | |
279 | return security_ops->sb_remount(sb, data); | |
280 | } | |
281 | ||
12204e24 | 282 | int security_sb_kern_mount(struct super_block *sb, int flags, void *data) |
20510f2f | 283 | { |
12204e24 | 284 | return security_ops->sb_kern_mount(sb, flags, data); |
20510f2f JM |
285 | } |
286 | ||
2069f457 EP |
287 | int security_sb_show_options(struct seq_file *m, struct super_block *sb) |
288 | { | |
289 | return security_ops->sb_show_options(m, sb); | |
290 | } | |
291 | ||
20510f2f JM |
292 | int security_sb_statfs(struct dentry *dentry) |
293 | { | |
294 | return security_ops->sb_statfs(dentry); | |
295 | } | |
296 | ||
b5266eb4 | 297 | int security_sb_mount(char *dev_name, struct path *path, |
20510f2f JM |
298 | char *type, unsigned long flags, void *data) |
299 | { | |
b5266eb4 | 300 | return security_ops->sb_mount(dev_name, path, type, flags, data); |
20510f2f JM |
301 | } |
302 | ||
20510f2f JM |
303 | int security_sb_umount(struct vfsmount *mnt, int flags) |
304 | { | |
305 | return security_ops->sb_umount(mnt, flags); | |
306 | } | |
307 | ||
b5266eb4 | 308 | int security_sb_pivotroot(struct path *old_path, struct path *new_path) |
20510f2f | 309 | { |
b5266eb4 | 310 | return security_ops->sb_pivotroot(old_path, new_path); |
20510f2f JM |
311 | } |
312 | ||
c9180a57 | 313 | int security_sb_set_mnt_opts(struct super_block *sb, |
e0007529 | 314 | struct security_mnt_opts *opts) |
c9180a57 | 315 | { |
e0007529 | 316 | return security_ops->sb_set_mnt_opts(sb, opts); |
c9180a57 | 317 | } |
e0007529 | 318 | EXPORT_SYMBOL(security_sb_set_mnt_opts); |
c9180a57 EP |
319 | |
320 | void security_sb_clone_mnt_opts(const struct super_block *oldsb, | |
321 | struct super_block *newsb) | |
322 | { | |
323 | security_ops->sb_clone_mnt_opts(oldsb, newsb); | |
324 | } | |
e0007529 EP |
325 | EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
326 | ||
327 | int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts) | |
328 | { | |
329 | return security_ops->sb_parse_opts_str(options, opts); | |
330 | } | |
331 | EXPORT_SYMBOL(security_sb_parse_opts_str); | |
c9180a57 | 332 | |
20510f2f JM |
333 | int security_inode_alloc(struct inode *inode) |
334 | { | |
335 | inode->i_security = NULL; | |
bc7d2a3e | 336 | return security_ops->inode_alloc_security(inode); |
20510f2f JM |
337 | } |
338 | ||
339 | void security_inode_free(struct inode *inode) | |
340 | { | |
f381c272 | 341 | integrity_inode_free(inode); |
20510f2f JM |
342 | security_ops->inode_free_security(inode); |
343 | } | |
344 | ||
345 | int security_inode_init_security(struct inode *inode, struct inode *dir, | |
9d8f13ba MZ |
346 | const struct qstr *qstr, |
347 | const initxattrs initxattrs, void *fs_data) | |
348 | { | |
349 | struct xattr new_xattrs[MAX_LSM_XATTR + 1]; | |
350 | struct xattr *lsm_xattr; | |
351 | int ret; | |
352 | ||
353 | if (unlikely(IS_PRIVATE(inode))) | |
354 | return -EOPNOTSUPP; | |
355 | ||
356 | memset(new_xattrs, 0, sizeof new_xattrs); | |
357 | if (!initxattrs) | |
358 | return security_ops->inode_init_security(inode, dir, qstr, | |
359 | NULL, NULL, NULL); | |
360 | lsm_xattr = new_xattrs; | |
361 | ret = security_ops->inode_init_security(inode, dir, qstr, | |
362 | &lsm_xattr->name, | |
363 | &lsm_xattr->value, | |
364 | &lsm_xattr->value_len); | |
365 | if (ret) | |
366 | goto out; | |
367 | ret = initxattrs(inode, new_xattrs, fs_data); | |
368 | out: | |
369 | kfree(lsm_xattr->name); | |
370 | kfree(lsm_xattr->value); | |
371 | ||
372 | return (ret == -EOPNOTSUPP) ? 0 : ret; | |
373 | } | |
374 | EXPORT_SYMBOL(security_inode_init_security); | |
375 | ||
376 | int security_old_inode_init_security(struct inode *inode, struct inode *dir, | |
377 | const struct qstr *qstr, char **name, | |
378 | void **value, size_t *len) | |
20510f2f JM |
379 | { |
380 | if (unlikely(IS_PRIVATE(inode))) | |
381 | return -EOPNOTSUPP; | |
2a7dba39 EP |
382 | return security_ops->inode_init_security(inode, dir, qstr, name, value, |
383 | len); | |
20510f2f | 384 | } |
9d8f13ba | 385 | EXPORT_SYMBOL(security_old_inode_init_security); |
20510f2f | 386 | |
be6d3e56 | 387 | #ifdef CONFIG_SECURITY_PATH |
5d0901a3 | 388 | int security_path_mknod(struct path *dir, struct dentry *dentry, int mode, |
be6d3e56 KT |
389 | unsigned int dev) |
390 | { | |
5d0901a3 | 391 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 392 | return 0; |
5d0901a3 | 393 | return security_ops->path_mknod(dir, dentry, mode, dev); |
be6d3e56 KT |
394 | } |
395 | EXPORT_SYMBOL(security_path_mknod); | |
396 | ||
5d0901a3 | 397 | int security_path_mkdir(struct path *dir, struct dentry *dentry, int mode) |
be6d3e56 | 398 | { |
5d0901a3 | 399 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 400 | return 0; |
5d0901a3 | 401 | return security_ops->path_mkdir(dir, dentry, mode); |
be6d3e56 | 402 | } |
82140443 | 403 | EXPORT_SYMBOL(security_path_mkdir); |
be6d3e56 | 404 | |
5d0901a3 | 405 | int security_path_rmdir(struct path *dir, struct dentry *dentry) |
be6d3e56 | 406 | { |
5d0901a3 | 407 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 408 | return 0; |
5d0901a3 | 409 | return security_ops->path_rmdir(dir, dentry); |
be6d3e56 KT |
410 | } |
411 | ||
5d0901a3 | 412 | int security_path_unlink(struct path *dir, struct dentry *dentry) |
be6d3e56 | 413 | { |
5d0901a3 | 414 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 415 | return 0; |
5d0901a3 | 416 | return security_ops->path_unlink(dir, dentry); |
be6d3e56 | 417 | } |
82140443 | 418 | EXPORT_SYMBOL(security_path_unlink); |
be6d3e56 | 419 | |
5d0901a3 | 420 | int security_path_symlink(struct path *dir, struct dentry *dentry, |
be6d3e56 KT |
421 | const char *old_name) |
422 | { | |
5d0901a3 | 423 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 424 | return 0; |
5d0901a3 | 425 | return security_ops->path_symlink(dir, dentry, old_name); |
be6d3e56 KT |
426 | } |
427 | ||
428 | int security_path_link(struct dentry *old_dentry, struct path *new_dir, | |
429 | struct dentry *new_dentry) | |
430 | { | |
431 | if (unlikely(IS_PRIVATE(old_dentry->d_inode))) | |
432 | return 0; | |
433 | return security_ops->path_link(old_dentry, new_dir, new_dentry); | |
434 | } | |
435 | ||
436 | int security_path_rename(struct path *old_dir, struct dentry *old_dentry, | |
437 | struct path *new_dir, struct dentry *new_dentry) | |
438 | { | |
439 | if (unlikely(IS_PRIVATE(old_dentry->d_inode) || | |
440 | (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode)))) | |
441 | return 0; | |
442 | return security_ops->path_rename(old_dir, old_dentry, new_dir, | |
443 | new_dentry); | |
444 | } | |
82140443 | 445 | EXPORT_SYMBOL(security_path_rename); |
be6d3e56 | 446 | |
ea0d3ab2 | 447 | int security_path_truncate(struct path *path) |
be6d3e56 KT |
448 | { |
449 | if (unlikely(IS_PRIVATE(path->dentry->d_inode))) | |
450 | return 0; | |
ea0d3ab2 | 451 | return security_ops->path_truncate(path); |
be6d3e56 | 452 | } |
89eda068 TH |
453 | |
454 | int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt, | |
455 | mode_t mode) | |
456 | { | |
457 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
458 | return 0; | |
459 | return security_ops->path_chmod(dentry, mnt, mode); | |
460 | } | |
461 | ||
462 | int security_path_chown(struct path *path, uid_t uid, gid_t gid) | |
463 | { | |
464 | if (unlikely(IS_PRIVATE(path->dentry->d_inode))) | |
465 | return 0; | |
466 | return security_ops->path_chown(path, uid, gid); | |
467 | } | |
8b8efb44 TH |
468 | |
469 | int security_path_chroot(struct path *path) | |
470 | { | |
471 | return security_ops->path_chroot(path); | |
472 | } | |
be6d3e56 KT |
473 | #endif |
474 | ||
20510f2f JM |
475 | int security_inode_create(struct inode *dir, struct dentry *dentry, int mode) |
476 | { | |
477 | if (unlikely(IS_PRIVATE(dir))) | |
478 | return 0; | |
479 | return security_ops->inode_create(dir, dentry, mode); | |
480 | } | |
800a9647 | 481 | EXPORT_SYMBOL_GPL(security_inode_create); |
20510f2f JM |
482 | |
483 | int security_inode_link(struct dentry *old_dentry, struct inode *dir, | |
484 | struct dentry *new_dentry) | |
485 | { | |
486 | if (unlikely(IS_PRIVATE(old_dentry->d_inode))) | |
487 | return 0; | |
488 | return security_ops->inode_link(old_dentry, dir, new_dentry); | |
489 | } | |
490 | ||
491 | int security_inode_unlink(struct inode *dir, struct dentry *dentry) | |
492 | { | |
493 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
494 | return 0; | |
495 | return security_ops->inode_unlink(dir, dentry); | |
496 | } | |
497 | ||
498 | int security_inode_symlink(struct inode *dir, struct dentry *dentry, | |
499 | const char *old_name) | |
500 | { | |
501 | if (unlikely(IS_PRIVATE(dir))) | |
502 | return 0; | |
503 | return security_ops->inode_symlink(dir, dentry, old_name); | |
504 | } | |
505 | ||
506 | int security_inode_mkdir(struct inode *dir, struct dentry *dentry, int mode) | |
507 | { | |
508 | if (unlikely(IS_PRIVATE(dir))) | |
509 | return 0; | |
510 | return security_ops->inode_mkdir(dir, dentry, mode); | |
511 | } | |
800a9647 | 512 | EXPORT_SYMBOL_GPL(security_inode_mkdir); |
20510f2f JM |
513 | |
514 | int security_inode_rmdir(struct inode *dir, struct dentry *dentry) | |
515 | { | |
516 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
517 | return 0; | |
518 | return security_ops->inode_rmdir(dir, dentry); | |
519 | } | |
520 | ||
521 | int security_inode_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev) | |
522 | { | |
523 | if (unlikely(IS_PRIVATE(dir))) | |
524 | return 0; | |
525 | return security_ops->inode_mknod(dir, dentry, mode, dev); | |
526 | } | |
527 | ||
528 | int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, | |
529 | struct inode *new_dir, struct dentry *new_dentry) | |
530 | { | |
531 | if (unlikely(IS_PRIVATE(old_dentry->d_inode) || | |
532 | (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode)))) | |
533 | return 0; | |
534 | return security_ops->inode_rename(old_dir, old_dentry, | |
535 | new_dir, new_dentry); | |
536 | } | |
537 | ||
538 | int security_inode_readlink(struct dentry *dentry) | |
539 | { | |
540 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
541 | return 0; | |
542 | return security_ops->inode_readlink(dentry); | |
543 | } | |
544 | ||
545 | int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd) | |
546 | { | |
547 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
548 | return 0; | |
549 | return security_ops->inode_follow_link(dentry, nd); | |
550 | } | |
551 | ||
b77b0646 | 552 | int security_inode_permission(struct inode *inode, int mask) |
20510f2f JM |
553 | { |
554 | if (unlikely(IS_PRIVATE(inode))) | |
555 | return 0; | |
8c9e80ed | 556 | return security_ops->inode_permission(inode, mask, 0); |
20510f2f JM |
557 | } |
558 | ||
31e6b01f NP |
559 | int security_inode_exec_permission(struct inode *inode, unsigned int flags) |
560 | { | |
561 | if (unlikely(IS_PRIVATE(inode))) | |
562 | return 0; | |
8c9e80ed | 563 | return security_ops->inode_permission(inode, MAY_EXEC, flags); |
31e6b01f NP |
564 | } |
565 | ||
20510f2f JM |
566 | int security_inode_setattr(struct dentry *dentry, struct iattr *attr) |
567 | { | |
568 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
569 | return 0; | |
570 | return security_ops->inode_setattr(dentry, attr); | |
571 | } | |
b1da47e2 | 572 | EXPORT_SYMBOL_GPL(security_inode_setattr); |
20510f2f JM |
573 | |
574 | int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry) | |
575 | { | |
576 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
577 | return 0; | |
578 | return security_ops->inode_getattr(mnt, dentry); | |
579 | } | |
580 | ||
8f0cfa52 DH |
581 | int security_inode_setxattr(struct dentry *dentry, const char *name, |
582 | const void *value, size_t size, int flags) | |
20510f2f | 583 | { |
3e1be52d MZ |
584 | int ret; |
585 | ||
20510f2f JM |
586 | if (unlikely(IS_PRIVATE(dentry->d_inode))) |
587 | return 0; | |
3e1be52d MZ |
588 | ret = security_ops->inode_setxattr(dentry, name, value, size, flags); |
589 | if (ret) | |
590 | return ret; | |
591 | return evm_inode_setxattr(dentry, name, value, size); | |
20510f2f JM |
592 | } |
593 | ||
8f0cfa52 DH |
594 | void security_inode_post_setxattr(struct dentry *dentry, const char *name, |
595 | const void *value, size_t size, int flags) | |
20510f2f JM |
596 | { |
597 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
598 | return; | |
599 | security_ops->inode_post_setxattr(dentry, name, value, size, flags); | |
3e1be52d | 600 | evm_inode_post_setxattr(dentry, name, value, size); |
20510f2f JM |
601 | } |
602 | ||
8f0cfa52 | 603 | int security_inode_getxattr(struct dentry *dentry, const char *name) |
20510f2f JM |
604 | { |
605 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
606 | return 0; | |
607 | return security_ops->inode_getxattr(dentry, name); | |
608 | } | |
609 | ||
610 | int security_inode_listxattr(struct dentry *dentry) | |
611 | { | |
612 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
613 | return 0; | |
614 | return security_ops->inode_listxattr(dentry); | |
615 | } | |
616 | ||
8f0cfa52 | 617 | int security_inode_removexattr(struct dentry *dentry, const char *name) |
20510f2f | 618 | { |
3e1be52d MZ |
619 | int ret; |
620 | ||
20510f2f JM |
621 | if (unlikely(IS_PRIVATE(dentry->d_inode))) |
622 | return 0; | |
3e1be52d MZ |
623 | ret = security_ops->inode_removexattr(dentry, name); |
624 | if (ret) | |
625 | return ret; | |
626 | return evm_inode_removexattr(dentry, name); | |
20510f2f JM |
627 | } |
628 | ||
b5376771 SH |
629 | int security_inode_need_killpriv(struct dentry *dentry) |
630 | { | |
631 | return security_ops->inode_need_killpriv(dentry); | |
632 | } | |
633 | ||
634 | int security_inode_killpriv(struct dentry *dentry) | |
635 | { | |
636 | return security_ops->inode_killpriv(dentry); | |
637 | } | |
638 | ||
42492594 | 639 | int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc) |
20510f2f JM |
640 | { |
641 | if (unlikely(IS_PRIVATE(inode))) | |
8d952504 | 642 | return -EOPNOTSUPP; |
42492594 | 643 | return security_ops->inode_getsecurity(inode, name, buffer, alloc); |
20510f2f JM |
644 | } |
645 | ||
646 | int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) | |
647 | { | |
648 | if (unlikely(IS_PRIVATE(inode))) | |
8d952504 | 649 | return -EOPNOTSUPP; |
20510f2f JM |
650 | return security_ops->inode_setsecurity(inode, name, value, size, flags); |
651 | } | |
652 | ||
653 | int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) | |
654 | { | |
655 | if (unlikely(IS_PRIVATE(inode))) | |
656 | return 0; | |
657 | return security_ops->inode_listsecurity(inode, buffer, buffer_size); | |
658 | } | |
659 | ||
8a076191 AD |
660 | void security_inode_getsecid(const struct inode *inode, u32 *secid) |
661 | { | |
662 | security_ops->inode_getsecid(inode, secid); | |
663 | } | |
664 | ||
20510f2f JM |
665 | int security_file_permission(struct file *file, int mask) |
666 | { | |
c4ec54b4 EP |
667 | int ret; |
668 | ||
669 | ret = security_ops->file_permission(file, mask); | |
670 | if (ret) | |
671 | return ret; | |
672 | ||
673 | return fsnotify_perm(file, mask); | |
20510f2f JM |
674 | } |
675 | ||
676 | int security_file_alloc(struct file *file) | |
677 | { | |
678 | return security_ops->file_alloc_security(file); | |
679 | } | |
680 | ||
681 | void security_file_free(struct file *file) | |
682 | { | |
683 | security_ops->file_free_security(file); | |
684 | } | |
685 | ||
686 | int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | |
687 | { | |
688 | return security_ops->file_ioctl(file, cmd, arg); | |
689 | } | |
690 | ||
691 | int security_file_mmap(struct file *file, unsigned long reqprot, | |
692 | unsigned long prot, unsigned long flags, | |
693 | unsigned long addr, unsigned long addr_only) | |
694 | { | |
6c21a7fb MZ |
695 | int ret; |
696 | ||
697 | ret = security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only); | |
698 | if (ret) | |
699 | return ret; | |
700 | return ima_file_mmap(file, prot); | |
20510f2f JM |
701 | } |
702 | ||
703 | int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, | |
704 | unsigned long prot) | |
705 | { | |
706 | return security_ops->file_mprotect(vma, reqprot, prot); | |
707 | } | |
708 | ||
709 | int security_file_lock(struct file *file, unsigned int cmd) | |
710 | { | |
711 | return security_ops->file_lock(file, cmd); | |
712 | } | |
713 | ||
714 | int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) | |
715 | { | |
716 | return security_ops->file_fcntl(file, cmd, arg); | |
717 | } | |
718 | ||
719 | int security_file_set_fowner(struct file *file) | |
720 | { | |
721 | return security_ops->file_set_fowner(file); | |
722 | } | |
723 | ||
724 | int security_file_send_sigiotask(struct task_struct *tsk, | |
725 | struct fown_struct *fown, int sig) | |
726 | { | |
727 | return security_ops->file_send_sigiotask(tsk, fown, sig); | |
728 | } | |
729 | ||
730 | int security_file_receive(struct file *file) | |
731 | { | |
732 | return security_ops->file_receive(file); | |
733 | } | |
734 | ||
745ca247 | 735 | int security_dentry_open(struct file *file, const struct cred *cred) |
20510f2f | 736 | { |
c4ec54b4 EP |
737 | int ret; |
738 | ||
739 | ret = security_ops->dentry_open(file, cred); | |
740 | if (ret) | |
741 | return ret; | |
742 | ||
743 | return fsnotify_perm(file, MAY_OPEN); | |
20510f2f JM |
744 | } |
745 | ||
746 | int security_task_create(unsigned long clone_flags) | |
747 | { | |
748 | return security_ops->task_create(clone_flags); | |
749 | } | |
750 | ||
ee18d64c DH |
751 | int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) |
752 | { | |
753 | return security_ops->cred_alloc_blank(cred, gfp); | |
754 | } | |
755 | ||
d84f4f99 | 756 | void security_cred_free(struct cred *cred) |
20510f2f | 757 | { |
d84f4f99 | 758 | security_ops->cred_free(cred); |
20510f2f JM |
759 | } |
760 | ||
d84f4f99 | 761 | int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
20510f2f | 762 | { |
d84f4f99 DH |
763 | return security_ops->cred_prepare(new, old, gfp); |
764 | } | |
765 | ||
ee18d64c DH |
766 | void security_transfer_creds(struct cred *new, const struct cred *old) |
767 | { | |
768 | security_ops->cred_transfer(new, old); | |
769 | } | |
770 | ||
3a3b7ce9 DH |
771 | int security_kernel_act_as(struct cred *new, u32 secid) |
772 | { | |
773 | return security_ops->kernel_act_as(new, secid); | |
774 | } | |
775 | ||
776 | int security_kernel_create_files_as(struct cred *new, struct inode *inode) | |
777 | { | |
778 | return security_ops->kernel_create_files_as(new, inode); | |
779 | } | |
780 | ||
dd8dbf2e | 781 | int security_kernel_module_request(char *kmod_name) |
9188499c | 782 | { |
dd8dbf2e | 783 | return security_ops->kernel_module_request(kmod_name); |
9188499c EP |
784 | } |
785 | ||
d84f4f99 DH |
786 | int security_task_fix_setuid(struct cred *new, const struct cred *old, |
787 | int flags) | |
20510f2f | 788 | { |
d84f4f99 | 789 | return security_ops->task_fix_setuid(new, old, flags); |
20510f2f JM |
790 | } |
791 | ||
20510f2f JM |
792 | int security_task_setpgid(struct task_struct *p, pid_t pgid) |
793 | { | |
794 | return security_ops->task_setpgid(p, pgid); | |
795 | } | |
796 | ||
797 | int security_task_getpgid(struct task_struct *p) | |
798 | { | |
799 | return security_ops->task_getpgid(p); | |
800 | } | |
801 | ||
802 | int security_task_getsid(struct task_struct *p) | |
803 | { | |
804 | return security_ops->task_getsid(p); | |
805 | } | |
806 | ||
807 | void security_task_getsecid(struct task_struct *p, u32 *secid) | |
808 | { | |
809 | security_ops->task_getsecid(p, secid); | |
810 | } | |
811 | EXPORT_SYMBOL(security_task_getsecid); | |
812 | ||
20510f2f JM |
813 | int security_task_setnice(struct task_struct *p, int nice) |
814 | { | |
815 | return security_ops->task_setnice(p, nice); | |
816 | } | |
817 | ||
818 | int security_task_setioprio(struct task_struct *p, int ioprio) | |
819 | { | |
820 | return security_ops->task_setioprio(p, ioprio); | |
821 | } | |
822 | ||
823 | int security_task_getioprio(struct task_struct *p) | |
824 | { | |
825 | return security_ops->task_getioprio(p); | |
826 | } | |
827 | ||
8fd00b4d JS |
828 | int security_task_setrlimit(struct task_struct *p, unsigned int resource, |
829 | struct rlimit *new_rlim) | |
20510f2f | 830 | { |
8fd00b4d | 831 | return security_ops->task_setrlimit(p, resource, new_rlim); |
20510f2f JM |
832 | } |
833 | ||
b0ae1981 | 834 | int security_task_setscheduler(struct task_struct *p) |
20510f2f | 835 | { |
b0ae1981 | 836 | return security_ops->task_setscheduler(p); |
20510f2f JM |
837 | } |
838 | ||
839 | int security_task_getscheduler(struct task_struct *p) | |
840 | { | |
841 | return security_ops->task_getscheduler(p); | |
842 | } | |
843 | ||
844 | int security_task_movememory(struct task_struct *p) | |
845 | { | |
846 | return security_ops->task_movememory(p); | |
847 | } | |
848 | ||
849 | int security_task_kill(struct task_struct *p, struct siginfo *info, | |
850 | int sig, u32 secid) | |
851 | { | |
852 | return security_ops->task_kill(p, info, sig, secid); | |
853 | } | |
854 | ||
855 | int security_task_wait(struct task_struct *p) | |
856 | { | |
857 | return security_ops->task_wait(p); | |
858 | } | |
859 | ||
860 | int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, | |
d84f4f99 | 861 | unsigned long arg4, unsigned long arg5) |
20510f2f | 862 | { |
d84f4f99 | 863 | return security_ops->task_prctl(option, arg2, arg3, arg4, arg5); |
20510f2f JM |
864 | } |
865 | ||
866 | void security_task_to_inode(struct task_struct *p, struct inode *inode) | |
867 | { | |
868 | security_ops->task_to_inode(p, inode); | |
869 | } | |
870 | ||
871 | int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) | |
872 | { | |
873 | return security_ops->ipc_permission(ipcp, flag); | |
874 | } | |
875 | ||
8a076191 AD |
876 | void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) |
877 | { | |
878 | security_ops->ipc_getsecid(ipcp, secid); | |
879 | } | |
880 | ||
20510f2f JM |
881 | int security_msg_msg_alloc(struct msg_msg *msg) |
882 | { | |
883 | return security_ops->msg_msg_alloc_security(msg); | |
884 | } | |
885 | ||
886 | void security_msg_msg_free(struct msg_msg *msg) | |
887 | { | |
888 | security_ops->msg_msg_free_security(msg); | |
889 | } | |
890 | ||
891 | int security_msg_queue_alloc(struct msg_queue *msq) | |
892 | { | |
893 | return security_ops->msg_queue_alloc_security(msq); | |
894 | } | |
895 | ||
896 | void security_msg_queue_free(struct msg_queue *msq) | |
897 | { | |
898 | security_ops->msg_queue_free_security(msq); | |
899 | } | |
900 | ||
901 | int security_msg_queue_associate(struct msg_queue *msq, int msqflg) | |
902 | { | |
903 | return security_ops->msg_queue_associate(msq, msqflg); | |
904 | } | |
905 | ||
906 | int security_msg_queue_msgctl(struct msg_queue *msq, int cmd) | |
907 | { | |
908 | return security_ops->msg_queue_msgctl(msq, cmd); | |
909 | } | |
910 | ||
911 | int security_msg_queue_msgsnd(struct msg_queue *msq, | |
912 | struct msg_msg *msg, int msqflg) | |
913 | { | |
914 | return security_ops->msg_queue_msgsnd(msq, msg, msqflg); | |
915 | } | |
916 | ||
917 | int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg, | |
918 | struct task_struct *target, long type, int mode) | |
919 | { | |
920 | return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode); | |
921 | } | |
922 | ||
923 | int security_shm_alloc(struct shmid_kernel *shp) | |
924 | { | |
925 | return security_ops->shm_alloc_security(shp); | |
926 | } | |
927 | ||
928 | void security_shm_free(struct shmid_kernel *shp) | |
929 | { | |
930 | security_ops->shm_free_security(shp); | |
931 | } | |
932 | ||
933 | int security_shm_associate(struct shmid_kernel *shp, int shmflg) | |
934 | { | |
935 | return security_ops->shm_associate(shp, shmflg); | |
936 | } | |
937 | ||
938 | int security_shm_shmctl(struct shmid_kernel *shp, int cmd) | |
939 | { | |
940 | return security_ops->shm_shmctl(shp, cmd); | |
941 | } | |
942 | ||
943 | int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg) | |
944 | { | |
945 | return security_ops->shm_shmat(shp, shmaddr, shmflg); | |
946 | } | |
947 | ||
948 | int security_sem_alloc(struct sem_array *sma) | |
949 | { | |
950 | return security_ops->sem_alloc_security(sma); | |
951 | } | |
952 | ||
953 | void security_sem_free(struct sem_array *sma) | |
954 | { | |
955 | security_ops->sem_free_security(sma); | |
956 | } | |
957 | ||
958 | int security_sem_associate(struct sem_array *sma, int semflg) | |
959 | { | |
960 | return security_ops->sem_associate(sma, semflg); | |
961 | } | |
962 | ||
963 | int security_sem_semctl(struct sem_array *sma, int cmd) | |
964 | { | |
965 | return security_ops->sem_semctl(sma, cmd); | |
966 | } | |
967 | ||
968 | int security_sem_semop(struct sem_array *sma, struct sembuf *sops, | |
969 | unsigned nsops, int alter) | |
970 | { | |
971 | return security_ops->sem_semop(sma, sops, nsops, alter); | |
972 | } | |
973 | ||
974 | void security_d_instantiate(struct dentry *dentry, struct inode *inode) | |
975 | { | |
976 | if (unlikely(inode && IS_PRIVATE(inode))) | |
977 | return; | |
978 | security_ops->d_instantiate(dentry, inode); | |
979 | } | |
980 | EXPORT_SYMBOL(security_d_instantiate); | |
981 | ||
982 | int security_getprocattr(struct task_struct *p, char *name, char **value) | |
983 | { | |
984 | return security_ops->getprocattr(p, name, value); | |
985 | } | |
986 | ||
987 | int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size) | |
988 | { | |
989 | return security_ops->setprocattr(p, name, value, size); | |
990 | } | |
991 | ||
992 | int security_netlink_send(struct sock *sk, struct sk_buff *skb) | |
993 | { | |
994 | return security_ops->netlink_send(sk, skb); | |
995 | } | |
20510f2f JM |
996 | |
997 | int security_netlink_recv(struct sk_buff *skb, int cap) | |
998 | { | |
999 | return security_ops->netlink_recv(skb, cap); | |
1000 | } | |
1001 | EXPORT_SYMBOL(security_netlink_recv); | |
1002 | ||
1003 | int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) | |
1004 | { | |
1005 | return security_ops->secid_to_secctx(secid, secdata, seclen); | |
1006 | } | |
1007 | EXPORT_SYMBOL(security_secid_to_secctx); | |
1008 | ||
7bf570dc | 1009 | int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
63cb3449 DH |
1010 | { |
1011 | return security_ops->secctx_to_secid(secdata, seclen, secid); | |
1012 | } | |
1013 | EXPORT_SYMBOL(security_secctx_to_secid); | |
1014 | ||
20510f2f JM |
1015 | void security_release_secctx(char *secdata, u32 seclen) |
1016 | { | |
65fc7668 | 1017 | security_ops->release_secctx(secdata, seclen); |
20510f2f JM |
1018 | } |
1019 | EXPORT_SYMBOL(security_release_secctx); | |
1020 | ||
1ee65e37 DQ |
1021 | int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) |
1022 | { | |
1023 | return security_ops->inode_notifysecctx(inode, ctx, ctxlen); | |
1024 | } | |
1025 | EXPORT_SYMBOL(security_inode_notifysecctx); | |
1026 | ||
1027 | int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) | |
1028 | { | |
1029 | return security_ops->inode_setsecctx(dentry, ctx, ctxlen); | |
1030 | } | |
1031 | EXPORT_SYMBOL(security_inode_setsecctx); | |
1032 | ||
1033 | int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) | |
1034 | { | |
1035 | return security_ops->inode_getsecctx(inode, ctx, ctxlen); | |
1036 | } | |
1037 | EXPORT_SYMBOL(security_inode_getsecctx); | |
1038 | ||
20510f2f JM |
1039 | #ifdef CONFIG_SECURITY_NETWORK |
1040 | ||
3610cda5 | 1041 | int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
20510f2f JM |
1042 | { |
1043 | return security_ops->unix_stream_connect(sock, other, newsk); | |
1044 | } | |
1045 | EXPORT_SYMBOL(security_unix_stream_connect); | |
1046 | ||
1047 | int security_unix_may_send(struct socket *sock, struct socket *other) | |
1048 | { | |
1049 | return security_ops->unix_may_send(sock, other); | |
1050 | } | |
1051 | EXPORT_SYMBOL(security_unix_may_send); | |
1052 | ||
1053 | int security_socket_create(int family, int type, int protocol, int kern) | |
1054 | { | |
1055 | return security_ops->socket_create(family, type, protocol, kern); | |
1056 | } | |
1057 | ||
1058 | int security_socket_post_create(struct socket *sock, int family, | |
1059 | int type, int protocol, int kern) | |
1060 | { | |
1061 | return security_ops->socket_post_create(sock, family, type, | |
1062 | protocol, kern); | |
1063 | } | |
1064 | ||
1065 | int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) | |
1066 | { | |
1067 | return security_ops->socket_bind(sock, address, addrlen); | |
1068 | } | |
1069 | ||
1070 | int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) | |
1071 | { | |
1072 | return security_ops->socket_connect(sock, address, addrlen); | |
1073 | } | |
1074 | ||
1075 | int security_socket_listen(struct socket *sock, int backlog) | |
1076 | { | |
1077 | return security_ops->socket_listen(sock, backlog); | |
1078 | } | |
1079 | ||
1080 | int security_socket_accept(struct socket *sock, struct socket *newsock) | |
1081 | { | |
1082 | return security_ops->socket_accept(sock, newsock); | |
1083 | } | |
1084 | ||
20510f2f JM |
1085 | int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) |
1086 | { | |
1087 | return security_ops->socket_sendmsg(sock, msg, size); | |
1088 | } | |
1089 | ||
1090 | int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, | |
1091 | int size, int flags) | |
1092 | { | |
1093 | return security_ops->socket_recvmsg(sock, msg, size, flags); | |
1094 | } | |
1095 | ||
1096 | int security_socket_getsockname(struct socket *sock) | |
1097 | { | |
1098 | return security_ops->socket_getsockname(sock); | |
1099 | } | |
1100 | ||
1101 | int security_socket_getpeername(struct socket *sock) | |
1102 | { | |
1103 | return security_ops->socket_getpeername(sock); | |
1104 | } | |
1105 | ||
1106 | int security_socket_getsockopt(struct socket *sock, int level, int optname) | |
1107 | { | |
1108 | return security_ops->socket_getsockopt(sock, level, optname); | |
1109 | } | |
1110 | ||
1111 | int security_socket_setsockopt(struct socket *sock, int level, int optname) | |
1112 | { | |
1113 | return security_ops->socket_setsockopt(sock, level, optname); | |
1114 | } | |
1115 | ||
1116 | int security_socket_shutdown(struct socket *sock, int how) | |
1117 | { | |
1118 | return security_ops->socket_shutdown(sock, how); | |
1119 | } | |
1120 | ||
1121 | int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) | |
1122 | { | |
1123 | return security_ops->socket_sock_rcv_skb(sk, skb); | |
1124 | } | |
1125 | EXPORT_SYMBOL(security_sock_rcv_skb); | |
1126 | ||
1127 | int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, | |
1128 | int __user *optlen, unsigned len) | |
1129 | { | |
1130 | return security_ops->socket_getpeersec_stream(sock, optval, optlen, len); | |
1131 | } | |
1132 | ||
1133 | int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) | |
1134 | { | |
1135 | return security_ops->socket_getpeersec_dgram(sock, skb, secid); | |
1136 | } | |
1137 | EXPORT_SYMBOL(security_socket_getpeersec_dgram); | |
1138 | ||
1139 | int security_sk_alloc(struct sock *sk, int family, gfp_t priority) | |
1140 | { | |
1141 | return security_ops->sk_alloc_security(sk, family, priority); | |
1142 | } | |
1143 | ||
1144 | void security_sk_free(struct sock *sk) | |
1145 | { | |
65fc7668 | 1146 | security_ops->sk_free_security(sk); |
20510f2f JM |
1147 | } |
1148 | ||
1149 | void security_sk_clone(const struct sock *sk, struct sock *newsk) | |
1150 | { | |
65fc7668 | 1151 | security_ops->sk_clone_security(sk, newsk); |
20510f2f JM |
1152 | } |
1153 | ||
1154 | void security_sk_classify_flow(struct sock *sk, struct flowi *fl) | |
1155 | { | |
1d28f42c | 1156 | security_ops->sk_getsecid(sk, &fl->flowi_secid); |
20510f2f JM |
1157 | } |
1158 | EXPORT_SYMBOL(security_sk_classify_flow); | |
1159 | ||
1160 | void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) | |
1161 | { | |
1162 | security_ops->req_classify_flow(req, fl); | |
1163 | } | |
1164 | EXPORT_SYMBOL(security_req_classify_flow); | |
1165 | ||
1166 | void security_sock_graft(struct sock *sk, struct socket *parent) | |
1167 | { | |
1168 | security_ops->sock_graft(sk, parent); | |
1169 | } | |
1170 | EXPORT_SYMBOL(security_sock_graft); | |
1171 | ||
1172 | int security_inet_conn_request(struct sock *sk, | |
1173 | struct sk_buff *skb, struct request_sock *req) | |
1174 | { | |
1175 | return security_ops->inet_conn_request(sk, skb, req); | |
1176 | } | |
1177 | EXPORT_SYMBOL(security_inet_conn_request); | |
1178 | ||
1179 | void security_inet_csk_clone(struct sock *newsk, | |
1180 | const struct request_sock *req) | |
1181 | { | |
1182 | security_ops->inet_csk_clone(newsk, req); | |
1183 | } | |
1184 | ||
1185 | void security_inet_conn_established(struct sock *sk, | |
1186 | struct sk_buff *skb) | |
1187 | { | |
1188 | security_ops->inet_conn_established(sk, skb); | |
1189 | } | |
1190 | ||
2606fd1f EP |
1191 | int security_secmark_relabel_packet(u32 secid) |
1192 | { | |
1193 | return security_ops->secmark_relabel_packet(secid); | |
1194 | } | |
1195 | EXPORT_SYMBOL(security_secmark_relabel_packet); | |
1196 | ||
1197 | void security_secmark_refcount_inc(void) | |
1198 | { | |
1199 | security_ops->secmark_refcount_inc(); | |
1200 | } | |
1201 | EXPORT_SYMBOL(security_secmark_refcount_inc); | |
1202 | ||
1203 | void security_secmark_refcount_dec(void) | |
1204 | { | |
1205 | security_ops->secmark_refcount_dec(); | |
1206 | } | |
1207 | EXPORT_SYMBOL(security_secmark_refcount_dec); | |
1208 | ||
2b980dbd PM |
1209 | int security_tun_dev_create(void) |
1210 | { | |
1211 | return security_ops->tun_dev_create(); | |
1212 | } | |
1213 | EXPORT_SYMBOL(security_tun_dev_create); | |
1214 | ||
1215 | void security_tun_dev_post_create(struct sock *sk) | |
1216 | { | |
1217 | return security_ops->tun_dev_post_create(sk); | |
1218 | } | |
1219 | EXPORT_SYMBOL(security_tun_dev_post_create); | |
1220 | ||
1221 | int security_tun_dev_attach(struct sock *sk) | |
1222 | { | |
1223 | return security_ops->tun_dev_attach(sk); | |
1224 | } | |
1225 | EXPORT_SYMBOL(security_tun_dev_attach); | |
1226 | ||
20510f2f JM |
1227 | #endif /* CONFIG_SECURITY_NETWORK */ |
1228 | ||
1229 | #ifdef CONFIG_SECURITY_NETWORK_XFRM | |
1230 | ||
03e1ad7b | 1231 | int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx) |
20510f2f | 1232 | { |
03e1ad7b | 1233 | return security_ops->xfrm_policy_alloc_security(ctxp, sec_ctx); |
20510f2f JM |
1234 | } |
1235 | EXPORT_SYMBOL(security_xfrm_policy_alloc); | |
1236 | ||
03e1ad7b PM |
1237 | int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, |
1238 | struct xfrm_sec_ctx **new_ctxp) | |
20510f2f | 1239 | { |
03e1ad7b | 1240 | return security_ops->xfrm_policy_clone_security(old_ctx, new_ctxp); |
20510f2f JM |
1241 | } |
1242 | ||
03e1ad7b | 1243 | void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
20510f2f | 1244 | { |
03e1ad7b | 1245 | security_ops->xfrm_policy_free_security(ctx); |
20510f2f JM |
1246 | } |
1247 | EXPORT_SYMBOL(security_xfrm_policy_free); | |
1248 | ||
03e1ad7b | 1249 | int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
20510f2f | 1250 | { |
03e1ad7b | 1251 | return security_ops->xfrm_policy_delete_security(ctx); |
20510f2f JM |
1252 | } |
1253 | ||
1254 | int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) | |
1255 | { | |
1256 | return security_ops->xfrm_state_alloc_security(x, sec_ctx, 0); | |
1257 | } | |
1258 | EXPORT_SYMBOL(security_xfrm_state_alloc); | |
1259 | ||
1260 | int security_xfrm_state_alloc_acquire(struct xfrm_state *x, | |
1261 | struct xfrm_sec_ctx *polsec, u32 secid) | |
1262 | { | |
1263 | if (!polsec) | |
1264 | return 0; | |
1265 | /* | |
1266 | * We want the context to be taken from secid which is usually | |
1267 | * from the sock. | |
1268 | */ | |
1269 | return security_ops->xfrm_state_alloc_security(x, NULL, secid); | |
1270 | } | |
1271 | ||
1272 | int security_xfrm_state_delete(struct xfrm_state *x) | |
1273 | { | |
1274 | return security_ops->xfrm_state_delete_security(x); | |
1275 | } | |
1276 | EXPORT_SYMBOL(security_xfrm_state_delete); | |
1277 | ||
1278 | void security_xfrm_state_free(struct xfrm_state *x) | |
1279 | { | |
1280 | security_ops->xfrm_state_free_security(x); | |
1281 | } | |
1282 | ||
03e1ad7b | 1283 | int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
20510f2f | 1284 | { |
03e1ad7b | 1285 | return security_ops->xfrm_policy_lookup(ctx, fl_secid, dir); |
20510f2f JM |
1286 | } |
1287 | ||
1288 | int security_xfrm_state_pol_flow_match(struct xfrm_state *x, | |
e33f7704 DM |
1289 | struct xfrm_policy *xp, |
1290 | const struct flowi *fl) | |
20510f2f JM |
1291 | { |
1292 | return security_ops->xfrm_state_pol_flow_match(x, xp, fl); | |
1293 | } | |
1294 | ||
1295 | int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) | |
1296 | { | |
1297 | return security_ops->xfrm_decode_session(skb, secid, 1); | |
1298 | } | |
1299 | ||
1300 | void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) | |
1301 | { | |
1d28f42c | 1302 | int rc = security_ops->xfrm_decode_session(skb, &fl->flowi_secid, 0); |
20510f2f JM |
1303 | |
1304 | BUG_ON(rc); | |
1305 | } | |
1306 | EXPORT_SYMBOL(security_skb_classify_flow); | |
1307 | ||
1308 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ | |
1309 | ||
1310 | #ifdef CONFIG_KEYS | |
1311 | ||
d84f4f99 DH |
1312 | int security_key_alloc(struct key *key, const struct cred *cred, |
1313 | unsigned long flags) | |
20510f2f | 1314 | { |
d84f4f99 | 1315 | return security_ops->key_alloc(key, cred, flags); |
20510f2f JM |
1316 | } |
1317 | ||
1318 | void security_key_free(struct key *key) | |
1319 | { | |
1320 | security_ops->key_free(key); | |
1321 | } | |
1322 | ||
1323 | int security_key_permission(key_ref_t key_ref, | |
d84f4f99 | 1324 | const struct cred *cred, key_perm_t perm) |
20510f2f | 1325 | { |
d84f4f99 | 1326 | return security_ops->key_permission(key_ref, cred, perm); |
20510f2f JM |
1327 | } |
1328 | ||
70a5bb72 DH |
1329 | int security_key_getsecurity(struct key *key, char **_buffer) |
1330 | { | |
1331 | return security_ops->key_getsecurity(key, _buffer); | |
1332 | } | |
1333 | ||
20510f2f | 1334 | #endif /* CONFIG_KEYS */ |
03d37d25 AD |
1335 | |
1336 | #ifdef CONFIG_AUDIT | |
1337 | ||
1338 | int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) | |
1339 | { | |
1340 | return security_ops->audit_rule_init(field, op, rulestr, lsmrule); | |
1341 | } | |
1342 | ||
1343 | int security_audit_rule_known(struct audit_krule *krule) | |
1344 | { | |
1345 | return security_ops->audit_rule_known(krule); | |
1346 | } | |
1347 | ||
1348 | void security_audit_rule_free(void *lsmrule) | |
1349 | { | |
1350 | security_ops->audit_rule_free(lsmrule); | |
1351 | } | |
1352 | ||
1353 | int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule, | |
1354 | struct audit_context *actx) | |
1355 | { | |
1356 | return security_ops->audit_rule_match(secid, field, op, lsmrule, actx); | |
1357 | } | |
1358 | ||
1359 | #endif /* CONFIG_AUDIT */ |