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Commit | Line | Data |
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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 | |
823eb1cc | 23 | #define MAX_LSM_EVM_XATTR 2 |
1da177e4 | 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 | |
189b3b1c | 29 | static struct security_operations *security_ops; |
30 | static struct security_operations default_security_ops = { | |
31 | .name = "default", | |
32 | }; | |
a5ecbcb8 | 33 | |
c80901f2 | 34 | static inline int __init verify(struct security_operations *ops) |
1da177e4 LT |
35 | { |
36 | /* verify the security_operations structure exists */ | |
37 | if (!ops) | |
38 | return -EINVAL; | |
39 | security_fixup_ops(ops); | |
40 | return 0; | |
41 | } | |
42 | ||
43 | static void __init do_security_initcalls(void) | |
44 | { | |
45 | initcall_t *call; | |
46 | call = __security_initcall_start; | |
47 | while (call < __security_initcall_end) { | |
48 | (*call) (); | |
49 | call++; | |
50 | } | |
51 | } | |
52 | ||
53 | /** | |
54 | * security_init - initializes the security framework | |
55 | * | |
56 | * This should be called early in the kernel initialization sequence. | |
57 | */ | |
58 | int __init security_init(void) | |
59 | { | |
20510f2f | 60 | printk(KERN_INFO "Security Framework initialized\n"); |
1da177e4 | 61 | |
5915eb53 MS |
62 | security_fixup_ops(&default_security_ops); |
63 | security_ops = &default_security_ops; | |
1da177e4 LT |
64 | do_security_initcalls(); |
65 | ||
66 | return 0; | |
67 | } | |
68 | ||
189b3b1c | 69 | void reset_security_ops(void) |
70 | { | |
71 | security_ops = &default_security_ops; | |
72 | } | |
73 | ||
076c54c5 AD |
74 | /* Save user chosen LSM */ |
75 | static int __init choose_lsm(char *str) | |
76 | { | |
77 | strncpy(chosen_lsm, str, SECURITY_NAME_MAX); | |
78 | return 1; | |
79 | } | |
80 | __setup("security=", choose_lsm); | |
81 | ||
82 | /** | |
83 | * security_module_enable - Load given security module on boot ? | |
84 | * @ops: a pointer to the struct security_operations that is to be checked. | |
85 | * | |
86 | * Each LSM must pass this method before registering its own operations | |
87 | * to avoid security registration races. This method may also be used | |
7cea51be | 88 | * to check if your LSM is currently loaded during kernel initialization. |
076c54c5 AD |
89 | * |
90 | * Return true if: | |
91 | * -The passed LSM is the one chosen by user at boot time, | |
6e65f92f | 92 | * -or the passed LSM is configured as the default and the user did not |
065d78a0 | 93 | * choose an alternate LSM at boot time. |
076c54c5 AD |
94 | * Otherwise, return false. |
95 | */ | |
96 | int __init security_module_enable(struct security_operations *ops) | |
97 | { | |
065d78a0 | 98 | return !strcmp(ops->name, chosen_lsm); |
076c54c5 AD |
99 | } |
100 | ||
1da177e4 LT |
101 | /** |
102 | * register_security - registers a security framework with the kernel | |
103 | * @ops: a pointer to the struct security_options that is to be registered | |
104 | * | |
3f23d815 | 105 | * This function allows a security module to register itself with the |
1da177e4 | 106 | * kernel security subsystem. Some rudimentary checking is done on the @ops |
076c54c5 AD |
107 | * value passed to this function. You'll need to check first if your LSM |
108 | * is allowed to register its @ops by calling security_module_enable(@ops). | |
1da177e4 LT |
109 | * |
110 | * If there is already a security module registered with the kernel, | |
3f23d815 | 111 | * an error will be returned. Otherwise %0 is returned on success. |
1da177e4 | 112 | */ |
c1e992b9 | 113 | int __init register_security(struct security_operations *ops) |
1da177e4 LT |
114 | { |
115 | if (verify(ops)) { | |
116 | printk(KERN_DEBUG "%s could not verify " | |
dd6f953a | 117 | "security_operations structure.\n", __func__); |
1da177e4 LT |
118 | return -EINVAL; |
119 | } | |
120 | ||
5915eb53 | 121 | if (security_ops != &default_security_ops) |
1da177e4 LT |
122 | return -EAGAIN; |
123 | ||
124 | security_ops = ops; | |
125 | ||
126 | return 0; | |
127 | } | |
128 | ||
20510f2f JM |
129 | /* Security operations */ |
130 | ||
9e48858f | 131 | int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
20510f2f | 132 | { |
9e48858f | 133 | return security_ops->ptrace_access_check(child, mode); |
5cd9c58f DH |
134 | } |
135 | ||
136 | int security_ptrace_traceme(struct task_struct *parent) | |
137 | { | |
138 | return security_ops->ptrace_traceme(parent); | |
20510f2f JM |
139 | } |
140 | ||
141 | int security_capget(struct task_struct *target, | |
142 | kernel_cap_t *effective, | |
143 | kernel_cap_t *inheritable, | |
144 | kernel_cap_t *permitted) | |
145 | { | |
146 | return security_ops->capget(target, effective, inheritable, permitted); | |
147 | } | |
148 | ||
d84f4f99 DH |
149 | int security_capset(struct cred *new, const struct cred *old, |
150 | const kernel_cap_t *effective, | |
151 | const kernel_cap_t *inheritable, | |
152 | const kernel_cap_t *permitted) | |
20510f2f | 153 | { |
d84f4f99 DH |
154 | return security_ops->capset(new, old, |
155 | effective, inheritable, permitted); | |
20510f2f JM |
156 | } |
157 | ||
3486740a SH |
158 | int security_capable(struct user_namespace *ns, const struct cred *cred, |
159 | int cap) | |
20510f2f | 160 | { |
3486740a SH |
161 | return security_ops->capable(current, cred, ns, cap, |
162 | SECURITY_CAP_AUDIT); | |
06112163 EP |
163 | } |
164 | ||
3486740a SH |
165 | int security_real_capable(struct task_struct *tsk, struct user_namespace *ns, |
166 | int cap) | |
06112163 | 167 | { |
3699c53c DH |
168 | const struct cred *cred; |
169 | int ret; | |
170 | ||
171 | cred = get_task_cred(tsk); | |
3486740a | 172 | ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_AUDIT); |
3699c53c DH |
173 | put_cred(cred); |
174 | return ret; | |
175 | } | |
176 | ||
3486740a SH |
177 | int security_real_capable_noaudit(struct task_struct *tsk, |
178 | struct user_namespace *ns, int cap) | |
3699c53c DH |
179 | { |
180 | const struct cred *cred; | |
181 | int ret; | |
182 | ||
183 | cred = get_task_cred(tsk); | |
3486740a | 184 | ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_NOAUDIT); |
3699c53c DH |
185 | put_cred(cred); |
186 | return ret; | |
20510f2f JM |
187 | } |
188 | ||
20510f2f JM |
189 | int security_quotactl(int cmds, int type, int id, struct super_block *sb) |
190 | { | |
191 | return security_ops->quotactl(cmds, type, id, sb); | |
192 | } | |
193 | ||
194 | int security_quota_on(struct dentry *dentry) | |
195 | { | |
196 | return security_ops->quota_on(dentry); | |
197 | } | |
198 | ||
12b3052c | 199 | int security_syslog(int type) |
20510f2f | 200 | { |
12b3052c | 201 | return security_ops->syslog(type); |
20510f2f JM |
202 | } |
203 | ||
1e6d7679 | 204 | int security_settime(const struct timespec *ts, const struct timezone *tz) |
20510f2f JM |
205 | { |
206 | return security_ops->settime(ts, tz); | |
207 | } | |
208 | ||
209 | int security_vm_enough_memory(long pages) | |
210 | { | |
731572d3 | 211 | WARN_ON(current->mm == NULL); |
20510f2f JM |
212 | return security_ops->vm_enough_memory(current->mm, pages); |
213 | } | |
214 | ||
215 | int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) | |
216 | { | |
731572d3 | 217 | WARN_ON(mm == NULL); |
20510f2f JM |
218 | return security_ops->vm_enough_memory(mm, pages); |
219 | } | |
220 | ||
731572d3 AC |
221 | int security_vm_enough_memory_kern(long pages) |
222 | { | |
223 | /* If current->mm is a kernel thread then we will pass NULL, | |
224 | for this specific case that is fine */ | |
225 | return security_ops->vm_enough_memory(current->mm, pages); | |
226 | } | |
227 | ||
a6f76f23 | 228 | int security_bprm_set_creds(struct linux_binprm *bprm) |
20510f2f | 229 | { |
a6f76f23 | 230 | return security_ops->bprm_set_creds(bprm); |
20510f2f JM |
231 | } |
232 | ||
a6f76f23 | 233 | int security_bprm_check(struct linux_binprm *bprm) |
20510f2f | 234 | { |
6c21a7fb MZ |
235 | int ret; |
236 | ||
237 | ret = security_ops->bprm_check_security(bprm); | |
238 | if (ret) | |
239 | return ret; | |
240 | return ima_bprm_check(bprm); | |
20510f2f JM |
241 | } |
242 | ||
a6f76f23 | 243 | void security_bprm_committing_creds(struct linux_binprm *bprm) |
20510f2f | 244 | { |
200036ca | 245 | security_ops->bprm_committing_creds(bprm); |
20510f2f JM |
246 | } |
247 | ||
a6f76f23 | 248 | void security_bprm_committed_creds(struct linux_binprm *bprm) |
20510f2f | 249 | { |
200036ca | 250 | security_ops->bprm_committed_creds(bprm); |
20510f2f JM |
251 | } |
252 | ||
253 | int security_bprm_secureexec(struct linux_binprm *bprm) | |
254 | { | |
255 | return security_ops->bprm_secureexec(bprm); | |
256 | } | |
257 | ||
258 | int security_sb_alloc(struct super_block *sb) | |
259 | { | |
260 | return security_ops->sb_alloc_security(sb); | |
261 | } | |
262 | ||
263 | void security_sb_free(struct super_block *sb) | |
264 | { | |
265 | security_ops->sb_free_security(sb); | |
266 | } | |
267 | ||
e0007529 | 268 | int security_sb_copy_data(char *orig, char *copy) |
20510f2f | 269 | { |
e0007529 | 270 | return security_ops->sb_copy_data(orig, copy); |
20510f2f | 271 | } |
e0007529 | 272 | EXPORT_SYMBOL(security_sb_copy_data); |
20510f2f | 273 | |
ff36fe2c EP |
274 | int security_sb_remount(struct super_block *sb, void *data) |
275 | { | |
276 | return security_ops->sb_remount(sb, data); | |
277 | } | |
278 | ||
12204e24 | 279 | int security_sb_kern_mount(struct super_block *sb, int flags, void *data) |
20510f2f | 280 | { |
12204e24 | 281 | return security_ops->sb_kern_mount(sb, flags, data); |
20510f2f JM |
282 | } |
283 | ||
2069f457 EP |
284 | int security_sb_show_options(struct seq_file *m, struct super_block *sb) |
285 | { | |
286 | return security_ops->sb_show_options(m, sb); | |
287 | } | |
288 | ||
20510f2f JM |
289 | int security_sb_statfs(struct dentry *dentry) |
290 | { | |
291 | return security_ops->sb_statfs(dentry); | |
292 | } | |
293 | ||
b5266eb4 | 294 | int security_sb_mount(char *dev_name, struct path *path, |
20510f2f JM |
295 | char *type, unsigned long flags, void *data) |
296 | { | |
b5266eb4 | 297 | return security_ops->sb_mount(dev_name, path, type, flags, data); |
20510f2f JM |
298 | } |
299 | ||
20510f2f JM |
300 | int security_sb_umount(struct vfsmount *mnt, int flags) |
301 | { | |
302 | return security_ops->sb_umount(mnt, flags); | |
303 | } | |
304 | ||
b5266eb4 | 305 | int security_sb_pivotroot(struct path *old_path, struct path *new_path) |
20510f2f | 306 | { |
b5266eb4 | 307 | return security_ops->sb_pivotroot(old_path, new_path); |
20510f2f JM |
308 | } |
309 | ||
c9180a57 | 310 | int security_sb_set_mnt_opts(struct super_block *sb, |
e0007529 | 311 | struct security_mnt_opts *opts) |
c9180a57 | 312 | { |
e0007529 | 313 | return security_ops->sb_set_mnt_opts(sb, opts); |
c9180a57 | 314 | } |
e0007529 | 315 | EXPORT_SYMBOL(security_sb_set_mnt_opts); |
c9180a57 EP |
316 | |
317 | void security_sb_clone_mnt_opts(const struct super_block *oldsb, | |
318 | struct super_block *newsb) | |
319 | { | |
320 | security_ops->sb_clone_mnt_opts(oldsb, newsb); | |
321 | } | |
e0007529 EP |
322 | EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
323 | ||
324 | int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts) | |
325 | { | |
326 | return security_ops->sb_parse_opts_str(options, opts); | |
327 | } | |
328 | EXPORT_SYMBOL(security_sb_parse_opts_str); | |
c9180a57 | 329 | |
20510f2f JM |
330 | int security_inode_alloc(struct inode *inode) |
331 | { | |
332 | inode->i_security = NULL; | |
bc7d2a3e | 333 | return security_ops->inode_alloc_security(inode); |
20510f2f JM |
334 | } |
335 | ||
336 | void security_inode_free(struct inode *inode) | |
337 | { | |
f381c272 | 338 | integrity_inode_free(inode); |
20510f2f JM |
339 | security_ops->inode_free_security(inode); |
340 | } | |
341 | ||
342 | int security_inode_init_security(struct inode *inode, struct inode *dir, | |
9d8f13ba MZ |
343 | const struct qstr *qstr, |
344 | const initxattrs initxattrs, void *fs_data) | |
20510f2f | 345 | { |
823eb1cc MZ |
346 | struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1]; |
347 | struct xattr *lsm_xattr, *evm_xattr, *xattr; | |
9d8f13ba MZ |
348 | int ret; |
349 | ||
20510f2f | 350 | if (unlikely(IS_PRIVATE(inode))) |
fb88c2b6 | 351 | return 0; |
9d8f13ba MZ |
352 | |
353 | memset(new_xattrs, 0, sizeof new_xattrs); | |
354 | if (!initxattrs) | |
355 | return security_ops->inode_init_security(inode, dir, qstr, | |
356 | NULL, NULL, NULL); | |
357 | lsm_xattr = new_xattrs; | |
358 | ret = security_ops->inode_init_security(inode, dir, qstr, | |
359 | &lsm_xattr->name, | |
360 | &lsm_xattr->value, | |
361 | &lsm_xattr->value_len); | |
362 | if (ret) | |
363 | goto out; | |
823eb1cc MZ |
364 | |
365 | evm_xattr = lsm_xattr + 1; | |
366 | ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr); | |
367 | if (ret) | |
368 | goto out; | |
9d8f13ba MZ |
369 | ret = initxattrs(inode, new_xattrs, fs_data); |
370 | out: | |
823eb1cc MZ |
371 | for (xattr = new_xattrs; xattr->name != NULL; xattr++) { |
372 | kfree(xattr->name); | |
373 | kfree(xattr->value); | |
374 | } | |
9d8f13ba MZ |
375 | return (ret == -EOPNOTSUPP) ? 0 : ret; |
376 | } | |
377 | EXPORT_SYMBOL(security_inode_init_security); | |
378 | ||
379 | int security_old_inode_init_security(struct inode *inode, struct inode *dir, | |
380 | const struct qstr *qstr, char **name, | |
381 | void **value, size_t *len) | |
20510f2f JM |
382 | { |
383 | if (unlikely(IS_PRIVATE(inode))) | |
30e05324 | 384 | return -EOPNOTSUPP; |
2a7dba39 EP |
385 | return security_ops->inode_init_security(inode, dir, qstr, name, value, |
386 | len); | |
20510f2f | 387 | } |
9d8f13ba | 388 | EXPORT_SYMBOL(security_old_inode_init_security); |
20510f2f | 389 | |
be6d3e56 | 390 | #ifdef CONFIG_SECURITY_PATH |
5d0901a3 | 391 | int security_path_mknod(struct path *dir, struct dentry *dentry, int mode, |
be6d3e56 KT |
392 | unsigned int dev) |
393 | { | |
5d0901a3 | 394 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 395 | return 0; |
5d0901a3 | 396 | return security_ops->path_mknod(dir, dentry, mode, dev); |
be6d3e56 KT |
397 | } |
398 | EXPORT_SYMBOL(security_path_mknod); | |
399 | ||
4572befe | 400 | int security_path_mkdir(struct path *dir, struct dentry *dentry, umode_t mode) |
be6d3e56 | 401 | { |
5d0901a3 | 402 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 403 | return 0; |
5d0901a3 | 404 | return security_ops->path_mkdir(dir, dentry, mode); |
be6d3e56 | 405 | } |
82140443 | 406 | EXPORT_SYMBOL(security_path_mkdir); |
be6d3e56 | 407 | |
5d0901a3 | 408 | int security_path_rmdir(struct path *dir, struct dentry *dentry) |
be6d3e56 | 409 | { |
5d0901a3 | 410 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 411 | return 0; |
5d0901a3 | 412 | return security_ops->path_rmdir(dir, dentry); |
be6d3e56 KT |
413 | } |
414 | ||
5d0901a3 | 415 | int security_path_unlink(struct path *dir, struct dentry *dentry) |
be6d3e56 | 416 | { |
5d0901a3 | 417 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 418 | return 0; |
5d0901a3 | 419 | return security_ops->path_unlink(dir, dentry); |
be6d3e56 | 420 | } |
82140443 | 421 | EXPORT_SYMBOL(security_path_unlink); |
be6d3e56 | 422 | |
5d0901a3 | 423 | int security_path_symlink(struct path *dir, struct dentry *dentry, |
be6d3e56 KT |
424 | const char *old_name) |
425 | { | |
5d0901a3 | 426 | if (unlikely(IS_PRIVATE(dir->dentry->d_inode))) |
be6d3e56 | 427 | return 0; |
5d0901a3 | 428 | return security_ops->path_symlink(dir, dentry, old_name); |
be6d3e56 KT |
429 | } |
430 | ||
431 | int security_path_link(struct dentry *old_dentry, struct path *new_dir, | |
432 | struct dentry *new_dentry) | |
433 | { | |
434 | if (unlikely(IS_PRIVATE(old_dentry->d_inode))) | |
435 | return 0; | |
436 | return security_ops->path_link(old_dentry, new_dir, new_dentry); | |
437 | } | |
438 | ||
439 | int security_path_rename(struct path *old_dir, struct dentry *old_dentry, | |
440 | struct path *new_dir, struct dentry *new_dentry) | |
441 | { | |
442 | if (unlikely(IS_PRIVATE(old_dentry->d_inode) || | |
443 | (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode)))) | |
444 | return 0; | |
445 | return security_ops->path_rename(old_dir, old_dentry, new_dir, | |
446 | new_dentry); | |
447 | } | |
82140443 | 448 | EXPORT_SYMBOL(security_path_rename); |
be6d3e56 | 449 | |
ea0d3ab2 | 450 | int security_path_truncate(struct path *path) |
be6d3e56 KT |
451 | { |
452 | if (unlikely(IS_PRIVATE(path->dentry->d_inode))) | |
453 | return 0; | |
ea0d3ab2 | 454 | return security_ops->path_truncate(path); |
be6d3e56 | 455 | } |
89eda068 TH |
456 | |
457 | int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt, | |
910f4ece | 458 | umode_t mode) |
89eda068 TH |
459 | { |
460 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
461 | return 0; | |
462 | return security_ops->path_chmod(dentry, mnt, mode); | |
463 | } | |
464 | ||
465 | int security_path_chown(struct path *path, uid_t uid, gid_t gid) | |
466 | { | |
467 | if (unlikely(IS_PRIVATE(path->dentry->d_inode))) | |
468 | return 0; | |
469 | return security_ops->path_chown(path, uid, gid); | |
470 | } | |
8b8efb44 TH |
471 | |
472 | int security_path_chroot(struct path *path) | |
473 | { | |
474 | return security_ops->path_chroot(path); | |
475 | } | |
be6d3e56 KT |
476 | #endif |
477 | ||
4acdaf27 | 478 | int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f JM |
479 | { |
480 | if (unlikely(IS_PRIVATE(dir))) | |
481 | return 0; | |
482 | return security_ops->inode_create(dir, dentry, mode); | |
483 | } | |
800a9647 | 484 | EXPORT_SYMBOL_GPL(security_inode_create); |
20510f2f JM |
485 | |
486 | int security_inode_link(struct dentry *old_dentry, struct inode *dir, | |
487 | struct dentry *new_dentry) | |
488 | { | |
489 | if (unlikely(IS_PRIVATE(old_dentry->d_inode))) | |
490 | return 0; | |
491 | return security_ops->inode_link(old_dentry, dir, new_dentry); | |
492 | } | |
493 | ||
494 | int security_inode_unlink(struct inode *dir, struct dentry *dentry) | |
495 | { | |
496 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
497 | return 0; | |
498 | return security_ops->inode_unlink(dir, dentry); | |
499 | } | |
500 | ||
501 | int security_inode_symlink(struct inode *dir, struct dentry *dentry, | |
502 | const char *old_name) | |
503 | { | |
504 | if (unlikely(IS_PRIVATE(dir))) | |
505 | return 0; | |
506 | return security_ops->inode_symlink(dir, dentry, old_name); | |
507 | } | |
508 | ||
18bb1db3 | 509 | int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f JM |
510 | { |
511 | if (unlikely(IS_PRIVATE(dir))) | |
512 | return 0; | |
513 | return security_ops->inode_mkdir(dir, dentry, mode); | |
514 | } | |
800a9647 | 515 | EXPORT_SYMBOL_GPL(security_inode_mkdir); |
20510f2f JM |
516 | |
517 | int security_inode_rmdir(struct inode *dir, struct dentry *dentry) | |
518 | { | |
519 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
520 | return 0; | |
521 | return security_ops->inode_rmdir(dir, dentry); | |
522 | } | |
523 | ||
1a67aafb | 524 | int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) |
20510f2f JM |
525 | { |
526 | if (unlikely(IS_PRIVATE(dir))) | |
527 | return 0; | |
528 | return security_ops->inode_mknod(dir, dentry, mode, dev); | |
529 | } | |
530 | ||
531 | int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, | |
532 | struct inode *new_dir, struct dentry *new_dentry) | |
533 | { | |
534 | if (unlikely(IS_PRIVATE(old_dentry->d_inode) || | |
535 | (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode)))) | |
536 | return 0; | |
537 | return security_ops->inode_rename(old_dir, old_dentry, | |
538 | new_dir, new_dentry); | |
539 | } | |
540 | ||
541 | int security_inode_readlink(struct dentry *dentry) | |
542 | { | |
543 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
544 | return 0; | |
545 | return security_ops->inode_readlink(dentry); | |
546 | } | |
547 | ||
548 | int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd) | |
549 | { | |
550 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
551 | return 0; | |
552 | return security_ops->inode_follow_link(dentry, nd); | |
553 | } | |
554 | ||
b77b0646 | 555 | int security_inode_permission(struct inode *inode, int mask) |
20510f2f JM |
556 | { |
557 | if (unlikely(IS_PRIVATE(inode))) | |
558 | return 0; | |
e74f71eb | 559 | return security_ops->inode_permission(inode, mask); |
20510f2f JM |
560 | } |
561 | ||
562 | int security_inode_setattr(struct dentry *dentry, struct iattr *attr) | |
563 | { | |
817b54aa MZ |
564 | int ret; |
565 | ||
20510f2f JM |
566 | if (unlikely(IS_PRIVATE(dentry->d_inode))) |
567 | return 0; | |
817b54aa MZ |
568 | ret = security_ops->inode_setattr(dentry, attr); |
569 | if (ret) | |
570 | return ret; | |
571 | return evm_inode_setattr(dentry, attr); | |
20510f2f | 572 | } |
b1da47e2 | 573 | EXPORT_SYMBOL_GPL(security_inode_setattr); |
20510f2f JM |
574 | |
575 | int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry) | |
576 | { | |
577 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
578 | return 0; | |
579 | return security_ops->inode_getattr(mnt, dentry); | |
580 | } | |
581 | ||
8f0cfa52 DH |
582 | int security_inode_setxattr(struct dentry *dentry, const char *name, |
583 | const void *value, size_t size, int flags) | |
20510f2f | 584 | { |
3e1be52d MZ |
585 | int ret; |
586 | ||
20510f2f JM |
587 | if (unlikely(IS_PRIVATE(dentry->d_inode))) |
588 | return 0; | |
3e1be52d MZ |
589 | ret = security_ops->inode_setxattr(dentry, name, value, size, flags); |
590 | if (ret) | |
591 | return ret; | |
592 | return evm_inode_setxattr(dentry, name, value, size); | |
20510f2f JM |
593 | } |
594 | ||
8f0cfa52 DH |
595 | void security_inode_post_setxattr(struct dentry *dentry, const char *name, |
596 | const void *value, size_t size, int flags) | |
20510f2f JM |
597 | { |
598 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
599 | return; | |
600 | security_ops->inode_post_setxattr(dentry, name, value, size, flags); | |
3e1be52d | 601 | evm_inode_post_setxattr(dentry, name, value, size); |
20510f2f JM |
602 | } |
603 | ||
8f0cfa52 | 604 | int security_inode_getxattr(struct dentry *dentry, const char *name) |
20510f2f JM |
605 | { |
606 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
607 | return 0; | |
608 | return security_ops->inode_getxattr(dentry, name); | |
609 | } | |
610 | ||
611 | int security_inode_listxattr(struct dentry *dentry) | |
612 | { | |
613 | if (unlikely(IS_PRIVATE(dentry->d_inode))) | |
614 | return 0; | |
615 | return security_ops->inode_listxattr(dentry); | |
616 | } | |
617 | ||
8f0cfa52 | 618 | int security_inode_removexattr(struct dentry *dentry, const char *name) |
20510f2f | 619 | { |
3e1be52d MZ |
620 | int ret; |
621 | ||
20510f2f JM |
622 | if (unlikely(IS_PRIVATE(dentry->d_inode))) |
623 | return 0; | |
3e1be52d MZ |
624 | ret = security_ops->inode_removexattr(dentry, name); |
625 | if (ret) | |
626 | return ret; | |
627 | return evm_inode_removexattr(dentry, name); | |
20510f2f JM |
628 | } |
629 | ||
b5376771 SH |
630 | int security_inode_need_killpriv(struct dentry *dentry) |
631 | { | |
632 | return security_ops->inode_need_killpriv(dentry); | |
633 | } | |
634 | ||
635 | int security_inode_killpriv(struct dentry *dentry) | |
636 | { | |
637 | return security_ops->inode_killpriv(dentry); | |
638 | } | |
639 | ||
42492594 | 640 | int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc) |
20510f2f JM |
641 | { |
642 | if (unlikely(IS_PRIVATE(inode))) | |
8d952504 | 643 | return -EOPNOTSUPP; |
42492594 | 644 | return security_ops->inode_getsecurity(inode, name, buffer, alloc); |
20510f2f JM |
645 | } |
646 | ||
647 | int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) | |
648 | { | |
649 | if (unlikely(IS_PRIVATE(inode))) | |
8d952504 | 650 | return -EOPNOTSUPP; |
20510f2f JM |
651 | return security_ops->inode_setsecurity(inode, name, value, size, flags); |
652 | } | |
653 | ||
654 | int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) | |
655 | { | |
656 | if (unlikely(IS_PRIVATE(inode))) | |
657 | return 0; | |
658 | return security_ops->inode_listsecurity(inode, buffer, buffer_size); | |
659 | } | |
660 | ||
8a076191 AD |
661 | void security_inode_getsecid(const struct inode *inode, u32 *secid) |
662 | { | |
663 | security_ops->inode_getsecid(inode, secid); | |
664 | } | |
665 | ||
20510f2f JM |
666 | int security_file_permission(struct file *file, int mask) |
667 | { | |
c4ec54b4 EP |
668 | int ret; |
669 | ||
670 | ret = security_ops->file_permission(file, mask); | |
671 | if (ret) | |
672 | return ret; | |
673 | ||
674 | return fsnotify_perm(file, mask); | |
20510f2f JM |
675 | } |
676 | ||
677 | int security_file_alloc(struct file *file) | |
678 | { | |
679 | return security_ops->file_alloc_security(file); | |
680 | } | |
681 | ||
682 | void security_file_free(struct file *file) | |
683 | { | |
684 | security_ops->file_free_security(file); | |
685 | } | |
686 | ||
687 | int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | |
688 | { | |
689 | return security_ops->file_ioctl(file, cmd, arg); | |
690 | } | |
691 | ||
692 | int security_file_mmap(struct file *file, unsigned long reqprot, | |
693 | unsigned long prot, unsigned long flags, | |
694 | unsigned long addr, unsigned long addr_only) | |
695 | { | |
6c21a7fb MZ |
696 | int ret; |
697 | ||
698 | ret = security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only); | |
699 | if (ret) | |
700 | return ret; | |
701 | return ima_file_mmap(file, prot); | |
20510f2f JM |
702 | } |
703 | ||
704 | int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, | |
705 | unsigned long prot) | |
706 | { | |
707 | return security_ops->file_mprotect(vma, reqprot, prot); | |
708 | } | |
709 | ||
710 | int security_file_lock(struct file *file, unsigned int cmd) | |
711 | { | |
712 | return security_ops->file_lock(file, cmd); | |
713 | } | |
714 | ||
715 | int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) | |
716 | { | |
717 | return security_ops->file_fcntl(file, cmd, arg); | |
718 | } | |
719 | ||
720 | int security_file_set_fowner(struct file *file) | |
721 | { | |
722 | return security_ops->file_set_fowner(file); | |
723 | } | |
724 | ||
725 | int security_file_send_sigiotask(struct task_struct *tsk, | |
726 | struct fown_struct *fown, int sig) | |
727 | { | |
728 | return security_ops->file_send_sigiotask(tsk, fown, sig); | |
729 | } | |
730 | ||
731 | int security_file_receive(struct file *file) | |
732 | { | |
733 | return security_ops->file_receive(file); | |
734 | } | |
735 | ||
745ca247 | 736 | int security_dentry_open(struct file *file, const struct cred *cred) |
20510f2f | 737 | { |
c4ec54b4 EP |
738 | int ret; |
739 | ||
740 | ret = security_ops->dentry_open(file, cred); | |
741 | if (ret) | |
742 | return ret; | |
743 | ||
744 | return fsnotify_perm(file, MAY_OPEN); | |
20510f2f JM |
745 | } |
746 | ||
747 | int security_task_create(unsigned long clone_flags) | |
748 | { | |
749 | return security_ops->task_create(clone_flags); | |
750 | } | |
751 | ||
ee18d64c DH |
752 | int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) |
753 | { | |
754 | return security_ops->cred_alloc_blank(cred, gfp); | |
755 | } | |
756 | ||
d84f4f99 | 757 | void security_cred_free(struct cred *cred) |
20510f2f | 758 | { |
d84f4f99 | 759 | security_ops->cred_free(cred); |
20510f2f JM |
760 | } |
761 | ||
d84f4f99 | 762 | int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
20510f2f | 763 | { |
d84f4f99 DH |
764 | return security_ops->cred_prepare(new, old, gfp); |
765 | } | |
766 | ||
ee18d64c DH |
767 | void security_transfer_creds(struct cred *new, const struct cred *old) |
768 | { | |
769 | security_ops->cred_transfer(new, old); | |
770 | } | |
771 | ||
3a3b7ce9 DH |
772 | int security_kernel_act_as(struct cred *new, u32 secid) |
773 | { | |
774 | return security_ops->kernel_act_as(new, secid); | |
775 | } | |
776 | ||
777 | int security_kernel_create_files_as(struct cred *new, struct inode *inode) | |
778 | { | |
779 | return security_ops->kernel_create_files_as(new, inode); | |
780 | } | |
781 | ||
dd8dbf2e | 782 | int security_kernel_module_request(char *kmod_name) |
9188499c | 783 | { |
dd8dbf2e | 784 | return security_ops->kernel_module_request(kmod_name); |
9188499c EP |
785 | } |
786 | ||
d84f4f99 DH |
787 | int security_task_fix_setuid(struct cred *new, const struct cred *old, |
788 | int flags) | |
20510f2f | 789 | { |
d84f4f99 | 790 | return security_ops->task_fix_setuid(new, old, flags); |
20510f2f JM |
791 | } |
792 | ||
20510f2f JM |
793 | int security_task_setpgid(struct task_struct *p, pid_t pgid) |
794 | { | |
795 | return security_ops->task_setpgid(p, pgid); | |
796 | } | |
797 | ||
798 | int security_task_getpgid(struct task_struct *p) | |
799 | { | |
800 | return security_ops->task_getpgid(p); | |
801 | } | |
802 | ||
803 | int security_task_getsid(struct task_struct *p) | |
804 | { | |
805 | return security_ops->task_getsid(p); | |
806 | } | |
807 | ||
808 | void security_task_getsecid(struct task_struct *p, u32 *secid) | |
809 | { | |
810 | security_ops->task_getsecid(p, secid); | |
811 | } | |
812 | EXPORT_SYMBOL(security_task_getsecid); | |
813 | ||
20510f2f JM |
814 | int security_task_setnice(struct task_struct *p, int nice) |
815 | { | |
816 | return security_ops->task_setnice(p, nice); | |
817 | } | |
818 | ||
819 | int security_task_setioprio(struct task_struct *p, int ioprio) | |
820 | { | |
821 | return security_ops->task_setioprio(p, ioprio); | |
822 | } | |
823 | ||
824 | int security_task_getioprio(struct task_struct *p) | |
825 | { | |
826 | return security_ops->task_getioprio(p); | |
827 | } | |
828 | ||
8fd00b4d JS |
829 | int security_task_setrlimit(struct task_struct *p, unsigned int resource, |
830 | struct rlimit *new_rlim) | |
20510f2f | 831 | { |
8fd00b4d | 832 | return security_ops->task_setrlimit(p, resource, new_rlim); |
20510f2f JM |
833 | } |
834 | ||
b0ae1981 | 835 | int security_task_setscheduler(struct task_struct *p) |
20510f2f | 836 | { |
b0ae1981 | 837 | return security_ops->task_setscheduler(p); |
20510f2f JM |
838 | } |
839 | ||
840 | int security_task_getscheduler(struct task_struct *p) | |
841 | { | |
842 | return security_ops->task_getscheduler(p); | |
843 | } | |
844 | ||
845 | int security_task_movememory(struct task_struct *p) | |
846 | { | |
847 | return security_ops->task_movememory(p); | |
848 | } | |
849 | ||
850 | int security_task_kill(struct task_struct *p, struct siginfo *info, | |
851 | int sig, u32 secid) | |
852 | { | |
853 | return security_ops->task_kill(p, info, sig, secid); | |
854 | } | |
855 | ||
856 | int security_task_wait(struct task_struct *p) | |
857 | { | |
858 | return security_ops->task_wait(p); | |
859 | } | |
860 | ||
861 | int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, | |
d84f4f99 | 862 | unsigned long arg4, unsigned long arg5) |
20510f2f | 863 | { |
d84f4f99 | 864 | return security_ops->task_prctl(option, arg2, arg3, arg4, arg5); |
20510f2f JM |
865 | } |
866 | ||
867 | void security_task_to_inode(struct task_struct *p, struct inode *inode) | |
868 | { | |
869 | security_ops->task_to_inode(p, inode); | |
870 | } | |
871 | ||
872 | int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) | |
873 | { | |
874 | return security_ops->ipc_permission(ipcp, flag); | |
875 | } | |
876 | ||
8a076191 AD |
877 | void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) |
878 | { | |
879 | security_ops->ipc_getsecid(ipcp, secid); | |
880 | } | |
881 | ||
20510f2f JM |
882 | int security_msg_msg_alloc(struct msg_msg *msg) |
883 | { | |
884 | return security_ops->msg_msg_alloc_security(msg); | |
885 | } | |
886 | ||
887 | void security_msg_msg_free(struct msg_msg *msg) | |
888 | { | |
889 | security_ops->msg_msg_free_security(msg); | |
890 | } | |
891 | ||
892 | int security_msg_queue_alloc(struct msg_queue *msq) | |
893 | { | |
894 | return security_ops->msg_queue_alloc_security(msq); | |
895 | } | |
896 | ||
897 | void security_msg_queue_free(struct msg_queue *msq) | |
898 | { | |
899 | security_ops->msg_queue_free_security(msq); | |
900 | } | |
901 | ||
902 | int security_msg_queue_associate(struct msg_queue *msq, int msqflg) | |
903 | { | |
904 | return security_ops->msg_queue_associate(msq, msqflg); | |
905 | } | |
906 | ||
907 | int security_msg_queue_msgctl(struct msg_queue *msq, int cmd) | |
908 | { | |
909 | return security_ops->msg_queue_msgctl(msq, cmd); | |
910 | } | |
911 | ||
912 | int security_msg_queue_msgsnd(struct msg_queue *msq, | |
913 | struct msg_msg *msg, int msqflg) | |
914 | { | |
915 | return security_ops->msg_queue_msgsnd(msq, msg, msqflg); | |
916 | } | |
917 | ||
918 | int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg, | |
919 | struct task_struct *target, long type, int mode) | |
920 | { | |
921 | return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode); | |
922 | } | |
923 | ||
924 | int security_shm_alloc(struct shmid_kernel *shp) | |
925 | { | |
926 | return security_ops->shm_alloc_security(shp); | |
927 | } | |
928 | ||
929 | void security_shm_free(struct shmid_kernel *shp) | |
930 | { | |
931 | security_ops->shm_free_security(shp); | |
932 | } | |
933 | ||
934 | int security_shm_associate(struct shmid_kernel *shp, int shmflg) | |
935 | { | |
936 | return security_ops->shm_associate(shp, shmflg); | |
937 | } | |
938 | ||
939 | int security_shm_shmctl(struct shmid_kernel *shp, int cmd) | |
940 | { | |
941 | return security_ops->shm_shmctl(shp, cmd); | |
942 | } | |
943 | ||
944 | int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg) | |
945 | { | |
946 | return security_ops->shm_shmat(shp, shmaddr, shmflg); | |
947 | } | |
948 | ||
949 | int security_sem_alloc(struct sem_array *sma) | |
950 | { | |
951 | return security_ops->sem_alloc_security(sma); | |
952 | } | |
953 | ||
954 | void security_sem_free(struct sem_array *sma) | |
955 | { | |
956 | security_ops->sem_free_security(sma); | |
957 | } | |
958 | ||
959 | int security_sem_associate(struct sem_array *sma, int semflg) | |
960 | { | |
961 | return security_ops->sem_associate(sma, semflg); | |
962 | } | |
963 | ||
964 | int security_sem_semctl(struct sem_array *sma, int cmd) | |
965 | { | |
966 | return security_ops->sem_semctl(sma, cmd); | |
967 | } | |
968 | ||
969 | int security_sem_semop(struct sem_array *sma, struct sembuf *sops, | |
970 | unsigned nsops, int alter) | |
971 | { | |
972 | return security_ops->sem_semop(sma, sops, nsops, alter); | |
973 | } | |
974 | ||
975 | void security_d_instantiate(struct dentry *dentry, struct inode *inode) | |
976 | { | |
977 | if (unlikely(inode && IS_PRIVATE(inode))) | |
978 | return; | |
979 | security_ops->d_instantiate(dentry, inode); | |
980 | } | |
981 | EXPORT_SYMBOL(security_d_instantiate); | |
982 | ||
983 | int security_getprocattr(struct task_struct *p, char *name, char **value) | |
984 | { | |
985 | return security_ops->getprocattr(p, name, value); | |
986 | } | |
987 | ||
988 | int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size) | |
989 | { | |
990 | return security_ops->setprocattr(p, name, value, size); | |
991 | } | |
992 | ||
993 | int security_netlink_send(struct sock *sk, struct sk_buff *skb) | |
994 | { | |
995 | return security_ops->netlink_send(sk, skb); | |
996 | } | |
20510f2f JM |
997 | |
998 | int security_netlink_recv(struct sk_buff *skb, int cap) | |
999 | { | |
1000 | return security_ops->netlink_recv(skb, cap); | |
1001 | } | |
1002 | EXPORT_SYMBOL(security_netlink_recv); | |
1003 | ||
1004 | int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) | |
1005 | { | |
1006 | return security_ops->secid_to_secctx(secid, secdata, seclen); | |
1007 | } | |
1008 | EXPORT_SYMBOL(security_secid_to_secctx); | |
1009 | ||
7bf570dc | 1010 | int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
63cb3449 DH |
1011 | { |
1012 | return security_ops->secctx_to_secid(secdata, seclen, secid); | |
1013 | } | |
1014 | EXPORT_SYMBOL(security_secctx_to_secid); | |
1015 | ||
20510f2f JM |
1016 | void security_release_secctx(char *secdata, u32 seclen) |
1017 | { | |
65fc7668 | 1018 | security_ops->release_secctx(secdata, seclen); |
20510f2f JM |
1019 | } |
1020 | EXPORT_SYMBOL(security_release_secctx); | |
1021 | ||
1ee65e37 DQ |
1022 | int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) |
1023 | { | |
1024 | return security_ops->inode_notifysecctx(inode, ctx, ctxlen); | |
1025 | } | |
1026 | EXPORT_SYMBOL(security_inode_notifysecctx); | |
1027 | ||
1028 | int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) | |
1029 | { | |
1030 | return security_ops->inode_setsecctx(dentry, ctx, ctxlen); | |
1031 | } | |
1032 | EXPORT_SYMBOL(security_inode_setsecctx); | |
1033 | ||
1034 | int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) | |
1035 | { | |
1036 | return security_ops->inode_getsecctx(inode, ctx, ctxlen); | |
1037 | } | |
1038 | EXPORT_SYMBOL(security_inode_getsecctx); | |
1039 | ||
20510f2f JM |
1040 | #ifdef CONFIG_SECURITY_NETWORK |
1041 | ||
3610cda5 | 1042 | int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
20510f2f JM |
1043 | { |
1044 | return security_ops->unix_stream_connect(sock, other, newsk); | |
1045 | } | |
1046 | EXPORT_SYMBOL(security_unix_stream_connect); | |
1047 | ||
1048 | int security_unix_may_send(struct socket *sock, struct socket *other) | |
1049 | { | |
1050 | return security_ops->unix_may_send(sock, other); | |
1051 | } | |
1052 | EXPORT_SYMBOL(security_unix_may_send); | |
1053 | ||
1054 | int security_socket_create(int family, int type, int protocol, int kern) | |
1055 | { | |
1056 | return security_ops->socket_create(family, type, protocol, kern); | |
1057 | } | |
1058 | ||
1059 | int security_socket_post_create(struct socket *sock, int family, | |
1060 | int type, int protocol, int kern) | |
1061 | { | |
1062 | return security_ops->socket_post_create(sock, family, type, | |
1063 | protocol, kern); | |
1064 | } | |
1065 | ||
1066 | int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) | |
1067 | { | |
1068 | return security_ops->socket_bind(sock, address, addrlen); | |
1069 | } | |
1070 | ||
1071 | int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) | |
1072 | { | |
1073 | return security_ops->socket_connect(sock, address, addrlen); | |
1074 | } | |
1075 | ||
1076 | int security_socket_listen(struct socket *sock, int backlog) | |
1077 | { | |
1078 | return security_ops->socket_listen(sock, backlog); | |
1079 | } | |
1080 | ||
1081 | int security_socket_accept(struct socket *sock, struct socket *newsock) | |
1082 | { | |
1083 | return security_ops->socket_accept(sock, newsock); | |
1084 | } | |
1085 | ||
20510f2f JM |
1086 | int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) |
1087 | { | |
1088 | return security_ops->socket_sendmsg(sock, msg, size); | |
1089 | } | |
1090 | ||
1091 | int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, | |
1092 | int size, int flags) | |
1093 | { | |
1094 | return security_ops->socket_recvmsg(sock, msg, size, flags); | |
1095 | } | |
1096 | ||
1097 | int security_socket_getsockname(struct socket *sock) | |
1098 | { | |
1099 | return security_ops->socket_getsockname(sock); | |
1100 | } | |
1101 | ||
1102 | int security_socket_getpeername(struct socket *sock) | |
1103 | { | |
1104 | return security_ops->socket_getpeername(sock); | |
1105 | } | |
1106 | ||
1107 | int security_socket_getsockopt(struct socket *sock, int level, int optname) | |
1108 | { | |
1109 | return security_ops->socket_getsockopt(sock, level, optname); | |
1110 | } | |
1111 | ||
1112 | int security_socket_setsockopt(struct socket *sock, int level, int optname) | |
1113 | { | |
1114 | return security_ops->socket_setsockopt(sock, level, optname); | |
1115 | } | |
1116 | ||
1117 | int security_socket_shutdown(struct socket *sock, int how) | |
1118 | { | |
1119 | return security_ops->socket_shutdown(sock, how); | |
1120 | } | |
1121 | ||
1122 | int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) | |
1123 | { | |
1124 | return security_ops->socket_sock_rcv_skb(sk, skb); | |
1125 | } | |
1126 | EXPORT_SYMBOL(security_sock_rcv_skb); | |
1127 | ||
1128 | int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, | |
1129 | int __user *optlen, unsigned len) | |
1130 | { | |
1131 | return security_ops->socket_getpeersec_stream(sock, optval, optlen, len); | |
1132 | } | |
1133 | ||
1134 | int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) | |
1135 | { | |
1136 | return security_ops->socket_getpeersec_dgram(sock, skb, secid); | |
1137 | } | |
1138 | EXPORT_SYMBOL(security_socket_getpeersec_dgram); | |
1139 | ||
1140 | int security_sk_alloc(struct sock *sk, int family, gfp_t priority) | |
1141 | { | |
1142 | return security_ops->sk_alloc_security(sk, family, priority); | |
1143 | } | |
1144 | ||
1145 | void security_sk_free(struct sock *sk) | |
1146 | { | |
65fc7668 | 1147 | security_ops->sk_free_security(sk); |
20510f2f JM |
1148 | } |
1149 | ||
1150 | void security_sk_clone(const struct sock *sk, struct sock *newsk) | |
1151 | { | |
65fc7668 | 1152 | security_ops->sk_clone_security(sk, newsk); |
20510f2f | 1153 | } |
6230c9b4 | 1154 | EXPORT_SYMBOL(security_sk_clone); |
20510f2f JM |
1155 | |
1156 | void security_sk_classify_flow(struct sock *sk, struct flowi *fl) | |
1157 | { | |
1d28f42c | 1158 | security_ops->sk_getsecid(sk, &fl->flowi_secid); |
20510f2f JM |
1159 | } |
1160 | EXPORT_SYMBOL(security_sk_classify_flow); | |
1161 | ||
1162 | void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) | |
1163 | { | |
1164 | security_ops->req_classify_flow(req, fl); | |
1165 | } | |
1166 | EXPORT_SYMBOL(security_req_classify_flow); | |
1167 | ||
1168 | void security_sock_graft(struct sock *sk, struct socket *parent) | |
1169 | { | |
1170 | security_ops->sock_graft(sk, parent); | |
1171 | } | |
1172 | EXPORT_SYMBOL(security_sock_graft); | |
1173 | ||
1174 | int security_inet_conn_request(struct sock *sk, | |
1175 | struct sk_buff *skb, struct request_sock *req) | |
1176 | { | |
1177 | return security_ops->inet_conn_request(sk, skb, req); | |
1178 | } | |
1179 | EXPORT_SYMBOL(security_inet_conn_request); | |
1180 | ||
1181 | void security_inet_csk_clone(struct sock *newsk, | |
1182 | const struct request_sock *req) | |
1183 | { | |
1184 | security_ops->inet_csk_clone(newsk, req); | |
1185 | } | |
1186 | ||
1187 | void security_inet_conn_established(struct sock *sk, | |
1188 | struct sk_buff *skb) | |
1189 | { | |
1190 | security_ops->inet_conn_established(sk, skb); | |
1191 | } | |
1192 | ||
2606fd1f EP |
1193 | int security_secmark_relabel_packet(u32 secid) |
1194 | { | |
1195 | return security_ops->secmark_relabel_packet(secid); | |
1196 | } | |
1197 | EXPORT_SYMBOL(security_secmark_relabel_packet); | |
1198 | ||
1199 | void security_secmark_refcount_inc(void) | |
1200 | { | |
1201 | security_ops->secmark_refcount_inc(); | |
1202 | } | |
1203 | EXPORT_SYMBOL(security_secmark_refcount_inc); | |
1204 | ||
1205 | void security_secmark_refcount_dec(void) | |
1206 | { | |
1207 | security_ops->secmark_refcount_dec(); | |
1208 | } | |
1209 | EXPORT_SYMBOL(security_secmark_refcount_dec); | |
1210 | ||
2b980dbd PM |
1211 | int security_tun_dev_create(void) |
1212 | { | |
1213 | return security_ops->tun_dev_create(); | |
1214 | } | |
1215 | EXPORT_SYMBOL(security_tun_dev_create); | |
1216 | ||
1217 | void security_tun_dev_post_create(struct sock *sk) | |
1218 | { | |
1219 | return security_ops->tun_dev_post_create(sk); | |
1220 | } | |
1221 | EXPORT_SYMBOL(security_tun_dev_post_create); | |
1222 | ||
1223 | int security_tun_dev_attach(struct sock *sk) | |
1224 | { | |
1225 | return security_ops->tun_dev_attach(sk); | |
1226 | } | |
1227 | EXPORT_SYMBOL(security_tun_dev_attach); | |
1228 | ||
20510f2f JM |
1229 | #endif /* CONFIG_SECURITY_NETWORK */ |
1230 | ||
1231 | #ifdef CONFIG_SECURITY_NETWORK_XFRM | |
1232 | ||
03e1ad7b | 1233 | int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx) |
20510f2f | 1234 | { |
03e1ad7b | 1235 | return security_ops->xfrm_policy_alloc_security(ctxp, sec_ctx); |
20510f2f JM |
1236 | } |
1237 | EXPORT_SYMBOL(security_xfrm_policy_alloc); | |
1238 | ||
03e1ad7b PM |
1239 | int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, |
1240 | struct xfrm_sec_ctx **new_ctxp) | |
20510f2f | 1241 | { |
03e1ad7b | 1242 | return security_ops->xfrm_policy_clone_security(old_ctx, new_ctxp); |
20510f2f JM |
1243 | } |
1244 | ||
03e1ad7b | 1245 | void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
20510f2f | 1246 | { |
03e1ad7b | 1247 | security_ops->xfrm_policy_free_security(ctx); |
20510f2f JM |
1248 | } |
1249 | EXPORT_SYMBOL(security_xfrm_policy_free); | |
1250 | ||
03e1ad7b | 1251 | int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
20510f2f | 1252 | { |
03e1ad7b | 1253 | return security_ops->xfrm_policy_delete_security(ctx); |
20510f2f JM |
1254 | } |
1255 | ||
1256 | int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) | |
1257 | { | |
1258 | return security_ops->xfrm_state_alloc_security(x, sec_ctx, 0); | |
1259 | } | |
1260 | EXPORT_SYMBOL(security_xfrm_state_alloc); | |
1261 | ||
1262 | int security_xfrm_state_alloc_acquire(struct xfrm_state *x, | |
1263 | struct xfrm_sec_ctx *polsec, u32 secid) | |
1264 | { | |
1265 | if (!polsec) | |
1266 | return 0; | |
1267 | /* | |
1268 | * We want the context to be taken from secid which is usually | |
1269 | * from the sock. | |
1270 | */ | |
1271 | return security_ops->xfrm_state_alloc_security(x, NULL, secid); | |
1272 | } | |
1273 | ||
1274 | int security_xfrm_state_delete(struct xfrm_state *x) | |
1275 | { | |
1276 | return security_ops->xfrm_state_delete_security(x); | |
1277 | } | |
1278 | EXPORT_SYMBOL(security_xfrm_state_delete); | |
1279 | ||
1280 | void security_xfrm_state_free(struct xfrm_state *x) | |
1281 | { | |
1282 | security_ops->xfrm_state_free_security(x); | |
1283 | } | |
1284 | ||
03e1ad7b | 1285 | int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
20510f2f | 1286 | { |
03e1ad7b | 1287 | return security_ops->xfrm_policy_lookup(ctx, fl_secid, dir); |
20510f2f JM |
1288 | } |
1289 | ||
1290 | int security_xfrm_state_pol_flow_match(struct xfrm_state *x, | |
e33f7704 DM |
1291 | struct xfrm_policy *xp, |
1292 | const struct flowi *fl) | |
20510f2f JM |
1293 | { |
1294 | return security_ops->xfrm_state_pol_flow_match(x, xp, fl); | |
1295 | } | |
1296 | ||
1297 | int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) | |
1298 | { | |
1299 | return security_ops->xfrm_decode_session(skb, secid, 1); | |
1300 | } | |
1301 | ||
1302 | void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) | |
1303 | { | |
1d28f42c | 1304 | int rc = security_ops->xfrm_decode_session(skb, &fl->flowi_secid, 0); |
20510f2f JM |
1305 | |
1306 | BUG_ON(rc); | |
1307 | } | |
1308 | EXPORT_SYMBOL(security_skb_classify_flow); | |
1309 | ||
1310 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ | |
1311 | ||
1312 | #ifdef CONFIG_KEYS | |
1313 | ||
d84f4f99 DH |
1314 | int security_key_alloc(struct key *key, const struct cred *cred, |
1315 | unsigned long flags) | |
20510f2f | 1316 | { |
d84f4f99 | 1317 | return security_ops->key_alloc(key, cred, flags); |
20510f2f JM |
1318 | } |
1319 | ||
1320 | void security_key_free(struct key *key) | |
1321 | { | |
1322 | security_ops->key_free(key); | |
1323 | } | |
1324 | ||
1325 | int security_key_permission(key_ref_t key_ref, | |
d84f4f99 | 1326 | const struct cred *cred, key_perm_t perm) |
20510f2f | 1327 | { |
d84f4f99 | 1328 | return security_ops->key_permission(key_ref, cred, perm); |
20510f2f JM |
1329 | } |
1330 | ||
70a5bb72 DH |
1331 | int security_key_getsecurity(struct key *key, char **_buffer) |
1332 | { | |
1333 | return security_ops->key_getsecurity(key, _buffer); | |
1334 | } | |
1335 | ||
20510f2f | 1336 | #endif /* CONFIG_KEYS */ |
03d37d25 AD |
1337 | |
1338 | #ifdef CONFIG_AUDIT | |
1339 | ||
1340 | int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) | |
1341 | { | |
1342 | return security_ops->audit_rule_init(field, op, rulestr, lsmrule); | |
1343 | } | |
1344 | ||
1345 | int security_audit_rule_known(struct audit_krule *krule) | |
1346 | { | |
1347 | return security_ops->audit_rule_known(krule); | |
1348 | } | |
1349 | ||
1350 | void security_audit_rule_free(void *lsmrule) | |
1351 | { | |
1352 | security_ops->audit_rule_free(lsmrule); | |
1353 | } | |
1354 | ||
1355 | int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule, | |
1356 | struct audit_context *actx) | |
1357 | { | |
1358 | return security_ops->audit_rule_match(secid, field, op, lsmrule, actx); | |
1359 | } | |
1360 | ||
1361 | #endif /* CONFIG_AUDIT */ |