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