Blame view
security/security.c
61 KB
2874c5fd2 treewide: Replace... |
1 |
// SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4c Linux-2.6.12-rc2 |
2 3 4 5 6 7 |
/* * Security plug functions * * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com> * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com> * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com> |
d291f1a65 IB/core: Enforce ... |
8 |
* Copyright (C) 2016 Mellanox Technologies |
1da177e4c Linux-2.6.12-rc2 |
9 |
*/ |
9b8c7c140 LSM: Provide init... |
10 |
#define pr_fmt(fmt) "LSM: " fmt |
afdb09c72 security: bpf: Ad... |
11 |
#include <linux/bpf.h> |
c59ede7b7 [PATCH] move capa... |
12 |
#include <linux/capability.h> |
d47be3dfe Security: Add hoo... |
13 |
#include <linux/dcache.h> |
876979c93 security: audit a... |
14 |
#include <linux/export.h> |
1da177e4c Linux-2.6.12-rc2 |
15 16 |
#include <linux/init.h> #include <linux/kernel.h> |
3c4ed7bdf LSM: Split securi... |
17 |
#include <linux/lsm_hooks.h> |
f381c2722 integrity: move i... |
18 |
#include <linux/integrity.h> |
6c21a7fb4 LSM: imbed ima ca... |
19 |
#include <linux/ima.h> |
3e1be52d6 security: imbed e... |
20 |
#include <linux/evm.h> |
404015308 security: trim se... |
21 |
#include <linux/fsnotify.h> |
8b3ec6814 take security_mma... |
22 23 24 |
#include <linux/mman.h> #include <linux/mount.h> #include <linux/personality.h> |
75331a597 security: Fix nom... |
25 |
#include <linux/backing-dev.h> |
3bb857e47 LSM: Enable multi... |
26 |
#include <linux/string.h> |
ecd5f82e0 LSM: Infrastructu... |
27 |
#include <linux/msg.h> |
404015308 security: trim se... |
28 |
#include <net/flow.h> |
1da177e4c Linux-2.6.12-rc2 |
29 |
|
823eb1ccd evm: call evm_ino... |
30 |
#define MAX_LSM_EVM_XATTR 2 |
1da177e4c Linux-2.6.12-rc2 |
31 |
|
2d4d51198 LSM: Build ordere... |
32 33 |
/* How many LSMs were built into the kernel? */ #define LSM_COUNT (__end_lsm_info - __start_lsm_info) |
59438b464 security,lockdown... |
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 |
/* * These are descriptions of the reasons that can be passed to the * security_locked_down() LSM hook. Placing this array here allows * all security modules to use the same descriptions for auditing * purposes. */ const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1] = { [LOCKDOWN_NONE] = "none", [LOCKDOWN_MODULE_SIGNATURE] = "unsigned module loading", [LOCKDOWN_DEV_MEM] = "/dev/mem,kmem,port", [LOCKDOWN_EFI_TEST] = "/dev/efi_test access", [LOCKDOWN_KEXEC] = "kexec of unsigned images", [LOCKDOWN_HIBERNATION] = "hibernation", [LOCKDOWN_PCI_ACCESS] = "direct PCI access", [LOCKDOWN_IOPORT] = "raw io port access", [LOCKDOWN_MSR] = "raw MSR access", [LOCKDOWN_ACPI_TABLES] = "modifying ACPI tables", [LOCKDOWN_PCMCIA_CIS] = "direct PCMCIA CIS storage", [LOCKDOWN_TIOCSSERIAL] = "reconfiguration of serial port IO", [LOCKDOWN_MODULE_PARAMETERS] = "unsafe module parameters", [LOCKDOWN_MMIOTRACE] = "unsafe mmio", [LOCKDOWN_DEBUGFS] = "debugfs access", [LOCKDOWN_XMON_WR] = "xmon write access", [LOCKDOWN_INTEGRITY_MAX] = "integrity", [LOCKDOWN_KCORE] = "/proc/kcore access", [LOCKDOWN_KPROBES] = "use of kprobes", [LOCKDOWN_BPF_READ] = "use of bpf to read kernel RAM", [LOCKDOWN_PERF] = "unsafe use of perf", [LOCKDOWN_TRACEFS] = "use of tracefs", [LOCKDOWN_XMON_RW] = "xmon read and write access", [LOCKDOWN_CONFIDENTIALITY_MAX] = "confidentiality", }; |
3dfc9b028 LSM: Initialize s... |
66 |
struct security_hook_heads security_hook_heads __lsm_ro_after_init; |
42df744c4 LSM: switch to bl... |
67 |
static BLOCKING_NOTIFIER_HEAD(blocking_lsm_notifier_chain); |
8f408ab64 selinux lsm IB/co... |
68 |
|
33bf60cab LSM: Infrastructu... |
69 |
static struct kmem_cache *lsm_file_cache; |
afb1cbe37 LSM: Infrastructu... |
70 |
static struct kmem_cache *lsm_inode_cache; |
33bf60cab LSM: Infrastructu... |
71 |
|
d69dece5f LSM: Add /sys/ker... |
72 |
char *lsm_names; |
bbd3662a8 Infrastructure ma... |
73 |
static struct lsm_blob_sizes blob_sizes __lsm_ro_after_init; |
076c54c5b Security: Introdu... |
74 |
/* Boot-time LSM user choice */ |
79f7865d8 LSM: Introduce "l... |
75 |
static __initdata const char *chosen_lsm_order; |
5ef4e4191 LSM: Prepare for ... |
76 |
static __initdata const char *chosen_major_lsm; |
1da177e4c Linux-2.6.12-rc2 |
77 |
|
13e735c0e LSM: Introduce CO... |
78 |
static __initconst const char * const builtin_lsm_order = CONFIG_LSM; |
2d4d51198 LSM: Build ordere... |
79 80 |
/* Ordered list of LSMs to initialize. */ static __initdata struct lsm_info **ordered_lsms; |
14bd99c82 LSM: Separate ide... |
81 |
static __initdata struct lsm_info *exclusive; |
2d4d51198 LSM: Build ordere... |
82 |
|
9b8c7c140 LSM: Provide init... |
83 84 85 86 87 88 |
static __initdata bool debug; #define init_debug(...) \ do { \ if (debug) \ pr_info(__VA_ARGS__); \ } while (0) |
f4941d75b LSM: Lift LSM sel... |
89 90 |
static bool __init is_enabled(struct lsm_info *lsm) { |
a8027fb0d LSM: Tie enabling... |
91 92 |
if (!lsm->enabled) return false; |
f4941d75b LSM: Lift LSM sel... |
93 |
|
a8027fb0d LSM: Tie enabling... |
94 |
return *lsm->enabled; |
f4941d75b LSM: Lift LSM sel... |
95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 |
} /* Mark an LSM's enabled flag. */ static int lsm_enabled_true __initdata = 1; static int lsm_enabled_false __initdata = 0; static void __init set_enabled(struct lsm_info *lsm, bool enabled) { /* * When an LSM hasn't configured an enable variable, we can use * a hard-coded location for storing the default enabled state. */ if (!lsm->enabled) { if (enabled) lsm->enabled = &lsm_enabled_true; else lsm->enabled = &lsm_enabled_false; } else if (lsm->enabled == &lsm_enabled_true) { if (!enabled) lsm->enabled = &lsm_enabled_false; } else if (lsm->enabled == &lsm_enabled_false) { if (enabled) lsm->enabled = &lsm_enabled_true; } else { *lsm->enabled = enabled; } } |
2d4d51198 LSM: Build ordere... |
121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 |
/* Is an LSM already listed in the ordered LSMs list? */ static bool __init exists_ordered_lsm(struct lsm_info *lsm) { struct lsm_info **check; for (check = ordered_lsms; *check; check++) if (*check == lsm) return true; return false; } /* Append an LSM to the list of ordered LSMs to initialize. */ static int last_lsm __initdata; static void __init append_ordered_lsm(struct lsm_info *lsm, const char *from) { /* Ignore duplicate selections. */ if (exists_ordered_lsm(lsm)) return; if (WARN(last_lsm == LSM_COUNT, "%s: out of LSM slots!? ", from)) return; |
a8027fb0d LSM: Tie enabling... |
144 145 146 |
/* Enable this LSM, if it is not already set. */ if (!lsm->enabled) lsm->enabled = &lsm_enabled_true; |
2d4d51198 LSM: Build ordere... |
147 |
ordered_lsms[last_lsm++] = lsm; |
a8027fb0d LSM: Tie enabling... |
148 |
|
2d4d51198 LSM: Build ordere... |
149 150 151 152 |
init_debug("%s ordering: %s (%sabled) ", from, lsm->name, is_enabled(lsm) ? "en" : "dis"); } |
f4941d75b LSM: Lift LSM sel... |
153 154 155 156 157 158 |
/* Is an LSM allowed to be initialized? */ static bool __init lsm_allowed(struct lsm_info *lsm) { /* Skip if the LSM is disabled. */ if (!is_enabled(lsm)) return false; |
14bd99c82 LSM: Separate ide... |
159 160 161 162 163 164 |
/* Not allowed if another exclusive LSM already initialized. */ if ((lsm->flags & LSM_FLAG_EXCLUSIVE) && exclusive) { init_debug("exclusive disabled: %s ", lsm->name); return false; } |
f4941d75b LSM: Lift LSM sel... |
165 166 |
return true; } |
bbd3662a8 Infrastructure ma... |
167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 |
static void __init lsm_set_blob_size(int *need, int *lbs) { int offset; if (*need > 0) { offset = *lbs; *lbs += *need; *need = offset; } } static void __init lsm_set_blob_sizes(struct lsm_blob_sizes *needed) { if (!needed) return; lsm_set_blob_size(&needed->lbs_cred, &blob_sizes.lbs_cred); |
33bf60cab LSM: Infrastructu... |
184 |
lsm_set_blob_size(&needed->lbs_file, &blob_sizes.lbs_file); |
afb1cbe37 LSM: Infrastructu... |
185 186 187 188 189 190 191 |
/* * The inode blob gets an rcu_head in addition to * what the modules might need. */ if (needed->lbs_inode && blob_sizes.lbs_inode == 0) blob_sizes.lbs_inode = sizeof(struct rcu_head); lsm_set_blob_size(&needed->lbs_inode, &blob_sizes.lbs_inode); |
ecd5f82e0 LSM: Infrastructu... |
192 193 |
lsm_set_blob_size(&needed->lbs_ipc, &blob_sizes.lbs_ipc); lsm_set_blob_size(&needed->lbs_msg_msg, &blob_sizes.lbs_msg_msg); |
f4ad8f2c4 LSM: Infrastructu... |
194 |
lsm_set_blob_size(&needed->lbs_task, &blob_sizes.lbs_task); |
bbd3662a8 Infrastructure ma... |
195 |
} |
d8e9bbd4f LSM: Split LSM pr... |
196 197 |
/* Prepare LSM for initialization. */ static void __init prepare_lsm(struct lsm_info *lsm) |
f4941d75b LSM: Lift LSM sel... |
198 199 200 201 202 |
{ int enabled = lsm_allowed(lsm); /* Record enablement (to handle any following exclusive LSMs). */ set_enabled(lsm, enabled); |
d8e9bbd4f LSM: Split LSM pr... |
203 |
/* If enabled, do pre-initialization work. */ |
f4941d75b LSM: Lift LSM sel... |
204 |
if (enabled) { |
14bd99c82 LSM: Separate ide... |
205 206 207 208 209 |
if ((lsm->flags & LSM_FLAG_EXCLUSIVE) && !exclusive) { exclusive = lsm; init_debug("exclusive chosen: %s ", lsm->name); } |
bbd3662a8 Infrastructure ma... |
210 211 |
lsm_set_blob_sizes(lsm->blobs); |
d8e9bbd4f LSM: Split LSM pr... |
212 213 214 215 216 217 218 219 |
} } /* Initialize a given LSM, if it is enabled. */ static void __init initialize_lsm(struct lsm_info *lsm) { if (is_enabled(lsm)) { int ret; |
14bd99c82 LSM: Separate ide... |
220 |
|
f4941d75b LSM: Lift LSM sel... |
221 222 223 224 225 226 227 |
init_debug("initializing %s ", lsm->name); ret = lsm->init(); WARN(ret, "%s failed to initialize: %d ", lsm->name, ret); } } |
13e735c0e LSM: Introduce CO... |
228 |
/* Populate ordered LSMs list from comma-separated LSM name list. */ |
2d4d51198 LSM: Build ordere... |
229 |
static void __init ordered_lsm_parse(const char *order, const char *origin) |
657d910b5 LSM: Provide sepa... |
230 231 |
{ struct lsm_info *lsm; |
13e735c0e LSM: Introduce CO... |
232 |
char *sep, *name, *next; |
e2bc445b6 LSM: Introduce en... |
233 234 235 236 237 |
/* LSM_ORDER_FIRST is always first. */ for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (lsm->order == LSM_ORDER_FIRST) append_ordered_lsm(lsm, "first"); } |
7e611486d LSM: Refactor "se... |
238 |
/* Process "security=", if given. */ |
7e611486d LSM: Refactor "se... |
239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 |
if (chosen_major_lsm) { struct lsm_info *major; /* * To match the original "security=" behavior, this * explicitly does NOT fallback to another Legacy Major * if the selected one was separately disabled: disable * all non-matching Legacy Major LSMs. */ for (major = __start_lsm_info; major < __end_lsm_info; major++) { if ((major->flags & LSM_FLAG_LEGACY_MAJOR) && strcmp(major->name, chosen_major_lsm) != 0) { set_enabled(major, false); init_debug("security=%s disabled: %s ", chosen_major_lsm, major->name); } } } |
5ef4e4191 LSM: Prepare for ... |
259 |
|
13e735c0e LSM: Introduce CO... |
260 261 262 263 264 265 266 |
sep = kstrdup(order, GFP_KERNEL); next = sep; /* Walk the list, looking for matching LSMs. */ while ((name = strsep(&next, ",")) != NULL) { bool found = false; for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { |
e2bc445b6 LSM: Introduce en... |
267 268 |
if (lsm->order == LSM_ORDER_MUTABLE && strcmp(lsm->name, name) == 0) { |
13e735c0e LSM: Introduce CO... |
269 270 271 272 273 274 275 276 |
append_ordered_lsm(lsm, origin); found = true; } } if (!found) init_debug("%s ignored: %s ", origin, name); |
657d910b5 LSM: Provide sepa... |
277 |
} |
c91d8106b LSM: Add all excl... |
278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 |
/* Process "security=", if given. */ if (chosen_major_lsm) { for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (exists_ordered_lsm(lsm)) continue; if (strcmp(lsm->name, chosen_major_lsm) == 0) append_ordered_lsm(lsm, "security="); } } /* Disable all LSMs not in the ordered list. */ for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (exists_ordered_lsm(lsm)) continue; set_enabled(lsm, false); init_debug("%s disabled: %s ", origin, lsm->name); } |
13e735c0e LSM: Introduce CO... |
297 |
kfree(sep); |
657d910b5 LSM: Provide sepa... |
298 |
} |
1cfb2a512 LSM: Make lsm_ear... |
299 300 |
static void __init lsm_early_cred(struct cred *cred); static void __init lsm_early_task(struct task_struct *task); |
e6b1db98c security: Support... |
301 |
static int lsm_append(const char *new, char **result); |
2d4d51198 LSM: Build ordere... |
302 303 304 305 306 307 |
static void __init ordered_lsm_init(void) { struct lsm_info **lsm; ordered_lsms = kcalloc(LSM_COUNT + 1, sizeof(*ordered_lsms), GFP_KERNEL); |
89a9684ea LSM: Ignore "secu... |
308 309 310 311 312 313 |
if (chosen_lsm_order) { if (chosen_major_lsm) { pr_info("security= is ignored because it is superseded by lsm= "); chosen_major_lsm = NULL; } |
79f7865d8 LSM: Introduce "l... |
314 |
ordered_lsm_parse(chosen_lsm_order, "cmdline"); |
89a9684ea LSM: Ignore "secu... |
315 |
} else |
79f7865d8 LSM: Introduce "l... |
316 |
ordered_lsm_parse(builtin_lsm_order, "builtin"); |
2d4d51198 LSM: Build ordere... |
317 318 |
for (lsm = ordered_lsms; *lsm; lsm++) |
d8e9bbd4f LSM: Split LSM pr... |
319 |
prepare_lsm(*lsm); |
bbd3662a8 Infrastructure ma... |
320 321 |
init_debug("cred blob size = %d ", blob_sizes.lbs_cred); |
33bf60cab LSM: Infrastructu... |
322 323 |
init_debug("file blob size = %d ", blob_sizes.lbs_file); |
afb1cbe37 LSM: Infrastructu... |
324 325 |
init_debug("inode blob size = %d ", blob_sizes.lbs_inode); |
ecd5f82e0 LSM: Infrastructu... |
326 327 328 329 |
init_debug("ipc blob size = %d ", blob_sizes.lbs_ipc); init_debug("msg_msg blob size = %d ", blob_sizes.lbs_msg_msg); |
f4ad8f2c4 LSM: Infrastructu... |
330 331 |
init_debug("task blob size = %d ", blob_sizes.lbs_task); |
33bf60cab LSM: Infrastructu... |
332 333 334 335 336 337 338 339 |
/* * Create any kmem_caches needed for blobs */ if (blob_sizes.lbs_file) lsm_file_cache = kmem_cache_create("lsm_file_cache", blob_sizes.lbs_file, 0, SLAB_PANIC, NULL); |
afb1cbe37 LSM: Infrastructu... |
340 341 342 343 |
if (blob_sizes.lbs_inode) lsm_inode_cache = kmem_cache_create("lsm_inode_cache", blob_sizes.lbs_inode, 0, SLAB_PANIC, NULL); |
bbd3662a8 Infrastructure ma... |
344 |
|
1cfb2a512 LSM: Make lsm_ear... |
345 346 |
lsm_early_cred((struct cred *) current->cred); lsm_early_task(current); |
d8e9bbd4f LSM: Split LSM pr... |
347 348 |
for (lsm = ordered_lsms; *lsm; lsm++) initialize_lsm(*lsm); |
2d4d51198 LSM: Build ordere... |
349 350 351 |
kfree(ordered_lsms); } |
e6b1db98c security: Support... |
352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 |
int __init early_security_init(void) { int i; struct hlist_head *list = (struct hlist_head *) &security_hook_heads; struct lsm_info *lsm; for (i = 0; i < sizeof(security_hook_heads) / sizeof(struct hlist_head); i++) INIT_HLIST_HEAD(&list[i]); for (lsm = __start_early_lsm_info; lsm < __end_early_lsm_info; lsm++) { if (!lsm->enabled) lsm->enabled = &lsm_enabled_true; prepare_lsm(lsm); initialize_lsm(lsm); } return 0; } |
1da177e4c Linux-2.6.12-rc2 |
371 372 373 374 375 376 377 |
/** * security_init - initializes the security framework * * This should be called early in the kernel initialization sequence. */ int __init security_init(void) { |
e6b1db98c security: Support... |
378 |
struct lsm_info *lsm; |
3dfc9b028 LSM: Initialize s... |
379 |
|
98d291708 LSM: Correctly an... |
380 381 |
pr_info("Security Framework initializing "); |
e6b1db98c security: Support... |
382 383 384 385 386 387 388 389 |
/* * Append the names of the early LSM modules now that kmalloc() is * available */ for (lsm = __start_early_lsm_info; lsm < __end_early_lsm_info; lsm++) { if (lsm->enabled) lsm_append(lsm->name, &lsm_names); } |
1da177e4c Linux-2.6.12-rc2 |
390 |
|
657d910b5 LSM: Provide sepa... |
391 392 |
/* Load LSMs in specified order. */ ordered_lsm_init(); |
1da177e4c Linux-2.6.12-rc2 |
393 394 |
return 0; } |
076c54c5b Security: Introdu... |
395 |
/* Save user chosen LSM */ |
5ef4e4191 LSM: Prepare for ... |
396 |
static int __init choose_major_lsm(char *str) |
076c54c5b Security: Introdu... |
397 |
{ |
5ef4e4191 LSM: Prepare for ... |
398 |
chosen_major_lsm = str; |
076c54c5b Security: Introdu... |
399 400 |
return 1; } |
5ef4e4191 LSM: Prepare for ... |
401 |
__setup("security=", choose_major_lsm); |
076c54c5b Security: Introdu... |
402 |
|
79f7865d8 LSM: Introduce "l... |
403 404 405 406 407 408 409 |
/* Explicitly choose LSM initialization order. */ static int __init choose_lsm_order(char *str) { chosen_lsm_order = str; return 1; } __setup("lsm=", choose_lsm_order); |
9b8c7c140 LSM: Provide init... |
410 411 412 413 414 415 416 |
/* Enable LSM order debugging. */ static int __init enable_debug(char *str) { debug = true; return 1; } __setup("lsm.debug", enable_debug); |
3bb857e47 LSM: Enable multi... |
417 418 419 420 421 422 423 424 425 426 427 428 429 430 |
static bool match_last_lsm(const char *list, const char *lsm) { const char *last; if (WARN_ON(!list || !lsm)) return false; last = strrchr(list, ','); if (last) /* Pass the comma, strcmp() will check for '\0' */ last++; else last = list; return !strcmp(last, lsm); } |
e6b1db98c security: Support... |
431 |
static int lsm_append(const char *new, char **result) |
d69dece5f LSM: Add /sys/ker... |
432 433 434 435 436 |
{ char *cp; if (*result == NULL) { *result = kstrdup(new, GFP_KERNEL); |
87ea58433 security: check f... |
437 438 |
if (*result == NULL) return -ENOMEM; |
d69dece5f LSM: Add /sys/ker... |
439 |
} else { |
3bb857e47 LSM: Enable multi... |
440 441 442 |
/* Check if it is the last registered name */ if (match_last_lsm(*result, new)) return 0; |
d69dece5f LSM: Add /sys/ker... |
443 444 445 446 447 448 449 450 |
cp = kasprintf(GFP_KERNEL, "%s,%s", *result, new); if (cp == NULL) return -ENOMEM; kfree(*result); *result = cp; } return 0; } |
076c54c5b Security: Introdu... |
451 |
/** |
d69dece5f LSM: Add /sys/ker... |
452 453 454 455 456 457 458 459 460 461 462 463 464 465 |
* security_add_hooks - Add a modules hooks to the hook lists. * @hooks: the hooks to add * @count: the number of hooks to add * @lsm: the name of the security module * * Each LSM has to register its hooks with the infrastructure. */ void __init security_add_hooks(struct security_hook_list *hooks, int count, char *lsm) { int i; for (i = 0; i < count; i++) { hooks[i].lsm = lsm; |
df0ce1733 security: convert... |
466 |
hlist_add_tail_rcu(&hooks[i].list, hooks[i].head); |
d69dece5f LSM: Add /sys/ker... |
467 |
} |
e6b1db98c security: Support... |
468 469 470 471 472 473 474 475 476 477 |
/* * Don't try to append during early_security_init(), we'll come back * and fix this up afterwards. */ if (slab_is_available()) { if (lsm_append(lsm, &lsm_names) < 0) panic("%s - Cannot get early memory. ", __func__); } |
d69dece5f LSM: Add /sys/ker... |
478 |
} |
42df744c4 LSM: switch to bl... |
479 |
int call_blocking_lsm_notifier(enum lsm_event event, void *data) |
8f408ab64 selinux lsm IB/co... |
480 |
{ |
42df744c4 LSM: switch to bl... |
481 482 |
return blocking_notifier_call_chain(&blocking_lsm_notifier_chain, event, data); |
8f408ab64 selinux lsm IB/co... |
483 |
} |
42df744c4 LSM: switch to bl... |
484 |
EXPORT_SYMBOL(call_blocking_lsm_notifier); |
8f408ab64 selinux lsm IB/co... |
485 |
|
42df744c4 LSM: switch to bl... |
486 |
int register_blocking_lsm_notifier(struct notifier_block *nb) |
8f408ab64 selinux lsm IB/co... |
487 |
{ |
42df744c4 LSM: switch to bl... |
488 489 |
return blocking_notifier_chain_register(&blocking_lsm_notifier_chain, nb); |
8f408ab64 selinux lsm IB/co... |
490 |
} |
42df744c4 LSM: switch to bl... |
491 |
EXPORT_SYMBOL(register_blocking_lsm_notifier); |
8f408ab64 selinux lsm IB/co... |
492 |
|
42df744c4 LSM: switch to bl... |
493 |
int unregister_blocking_lsm_notifier(struct notifier_block *nb) |
8f408ab64 selinux lsm IB/co... |
494 |
{ |
42df744c4 LSM: switch to bl... |
495 496 |
return blocking_notifier_chain_unregister(&blocking_lsm_notifier_chain, nb); |
8f408ab64 selinux lsm IB/co... |
497 |
} |
42df744c4 LSM: switch to bl... |
498 |
EXPORT_SYMBOL(unregister_blocking_lsm_notifier); |
8f408ab64 selinux lsm IB/co... |
499 |
|
bbd3662a8 Infrastructure ma... |
500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 |
/** * lsm_cred_alloc - allocate a composite cred blob * @cred: the cred that needs a blob * @gfp: allocation type * * Allocate the cred blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ static int lsm_cred_alloc(struct cred *cred, gfp_t gfp) { if (blob_sizes.lbs_cred == 0) { cred->security = NULL; return 0; } cred->security = kzalloc(blob_sizes.lbs_cred, gfp); if (cred->security == NULL) return -ENOMEM; return 0; } /** * lsm_early_cred - during initialization allocate a composite cred blob * @cred: the cred that needs a blob * |
1cfb2a512 LSM: Make lsm_ear... |
526 |
* Allocate the cred blob for all the modules |
bbd3662a8 Infrastructure ma... |
527 |
*/ |
1cfb2a512 LSM: Make lsm_ear... |
528 |
static void __init lsm_early_cred(struct cred *cred) |
bbd3662a8 Infrastructure ma... |
529 |
{ |
1cfb2a512 LSM: Make lsm_ear... |
530 |
int rc = lsm_cred_alloc(cred, GFP_KERNEL); |
bbd3662a8 Infrastructure ma... |
531 |
|
bbd3662a8 Infrastructure ma... |
532 533 534 535 |
if (rc) panic("%s: Early cred alloc failed. ", __func__); } |
33bf60cab LSM: Infrastructu... |
536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 |
/** * lsm_file_alloc - allocate a composite file blob * @file: the file that needs a blob * * Allocate the file blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ static int lsm_file_alloc(struct file *file) { if (!lsm_file_cache) { file->f_security = NULL; return 0; } file->f_security = kmem_cache_zalloc(lsm_file_cache, GFP_KERNEL); if (file->f_security == NULL) return -ENOMEM; return 0; } |
afb1cbe37 LSM: Infrastructu... |
556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 |
/** * lsm_inode_alloc - allocate a composite inode blob * @inode: the inode that needs a blob * * Allocate the inode blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ int lsm_inode_alloc(struct inode *inode) { if (!lsm_inode_cache) { inode->i_security = NULL; return 0; } inode->i_security = kmem_cache_zalloc(lsm_inode_cache, GFP_NOFS); if (inode->i_security == NULL) return -ENOMEM; return 0; } |
f4ad8f2c4 LSM: Infrastructu... |
576 577 578 579 580 581 582 583 |
/** * lsm_task_alloc - allocate a composite task blob * @task: the task that needs a blob * * Allocate the task blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
584 |
static int lsm_task_alloc(struct task_struct *task) |
f4ad8f2c4 LSM: Infrastructu... |
585 586 587 588 589 590 591 592 593 594 595 596 597 |
{ if (blob_sizes.lbs_task == 0) { task->security = NULL; return 0; } task->security = kzalloc(blob_sizes.lbs_task, GFP_KERNEL); if (task->security == NULL) return -ENOMEM; return 0; } /** |
ecd5f82e0 LSM: Infrastructu... |
598 599 600 601 602 603 604 |
* lsm_ipc_alloc - allocate a composite ipc blob * @kip: the ipc that needs a blob * * Allocate the ipc blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
605 |
static int lsm_ipc_alloc(struct kern_ipc_perm *kip) |
ecd5f82e0 LSM: Infrastructu... |
606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 |
{ if (blob_sizes.lbs_ipc == 0) { kip->security = NULL; return 0; } kip->security = kzalloc(blob_sizes.lbs_ipc, GFP_KERNEL); if (kip->security == NULL) return -ENOMEM; return 0; } /** * lsm_msg_msg_alloc - allocate a composite msg_msg blob * @mp: the msg_msg that needs a blob * * Allocate the ipc blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
626 |
static int lsm_msg_msg_alloc(struct msg_msg *mp) |
ecd5f82e0 LSM: Infrastructu... |
627 628 629 630 631 632 633 634 635 636 637 638 639 |
{ if (blob_sizes.lbs_msg_msg == 0) { mp->security = NULL; return 0; } mp->security = kzalloc(blob_sizes.lbs_msg_msg, GFP_KERNEL); if (mp->security == NULL) return -ENOMEM; return 0; } /** |
f4ad8f2c4 LSM: Infrastructu... |
640 641 642 |
* lsm_early_task - during initialization allocate a composite task blob * @task: the task that needs a blob * |
1cfb2a512 LSM: Make lsm_ear... |
643 |
* Allocate the task blob for all the modules |
f4ad8f2c4 LSM: Infrastructu... |
644 |
*/ |
1cfb2a512 LSM: Make lsm_ear... |
645 |
static void __init lsm_early_task(struct task_struct *task) |
f4ad8f2c4 LSM: Infrastructu... |
646 |
{ |
1cfb2a512 LSM: Make lsm_ear... |
647 |
int rc = lsm_task_alloc(task); |
f4ad8f2c4 LSM: Infrastructu... |
648 |
|
f4ad8f2c4 LSM: Infrastructu... |
649 650 651 652 |
if (rc) panic("%s: Early task alloc failed. ", __func__); } |
f25fce3e8 LSM: Introduce se... |
653 |
/* |
b1d9e6b06 LSM: Switch to li... |
654 |
* Hook list operation macros. |
1da177e4c Linux-2.6.12-rc2 |
655 |
* |
f25fce3e8 LSM: Introduce se... |
656 657 |
* call_void_hook: * This is a hook that does not return a value. |
1da177e4c Linux-2.6.12-rc2 |
658 |
* |
f25fce3e8 LSM: Introduce se... |
659 660 |
* call_int_hook: * This is a hook that returns a value. |
1da177e4c Linux-2.6.12-rc2 |
661 |
*/ |
1da177e4c Linux-2.6.12-rc2 |
662 |
|
b1d9e6b06 LSM: Switch to li... |
663 664 665 666 |
#define call_void_hook(FUNC, ...) \ do { \ struct security_hook_list *P; \ \ |
df0ce1733 security: convert... |
667 |
hlist_for_each_entry(P, &security_hook_heads.FUNC, list) \ |
b1d9e6b06 LSM: Switch to li... |
668 669 670 671 672 673 674 675 |
P->hook.FUNC(__VA_ARGS__); \ } while (0) #define call_int_hook(FUNC, IRC, ...) ({ \ int RC = IRC; \ do { \ struct security_hook_list *P; \ \ |
df0ce1733 security: convert... |
676 |
hlist_for_each_entry(P, &security_hook_heads.FUNC, list) { \ |
b1d9e6b06 LSM: Switch to li... |
677 678 679 680 681 682 683 |
RC = P->hook.FUNC(__VA_ARGS__); \ if (RC != 0) \ break; \ } \ } while (0); \ RC; \ }) |
1da177e4c Linux-2.6.12-rc2 |
684 |
|
20510f2f4 security: Convert... |
685 |
/* Security operations */ |
79af73079 Add security hook... |
686 687 |
int security_binder_set_context_mgr(struct task_struct *mgr) { |
f25fce3e8 LSM: Introduce se... |
688 |
return call_int_hook(binder_set_context_mgr, 0, mgr); |
79af73079 Add security hook... |
689 690 691 692 693 |
} int security_binder_transaction(struct task_struct *from, struct task_struct *to) { |
f25fce3e8 LSM: Introduce se... |
694 |
return call_int_hook(binder_transaction, 0, from, to); |
79af73079 Add security hook... |
695 696 697 698 699 |
} int security_binder_transfer_binder(struct task_struct *from, struct task_struct *to) { |
f25fce3e8 LSM: Introduce se... |
700 |
return call_int_hook(binder_transfer_binder, 0, from, to); |
79af73079 Add security hook... |
701 702 703 704 705 |
} int security_binder_transfer_file(struct task_struct *from, struct task_struct *to, struct file *file) { |
f25fce3e8 LSM: Introduce se... |
706 |
return call_int_hook(binder_transfer_file, 0, from, to, file); |
79af73079 Add security hook... |
707 |
} |
9e48858f7 security: rename ... |
708 |
int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
20510f2f4 security: Convert... |
709 |
{ |
f25fce3e8 LSM: Introduce se... |
710 |
return call_int_hook(ptrace_access_check, 0, child, mode); |
5cd9c58fb security: Fix set... |
711 712 713 714 |
} int security_ptrace_traceme(struct task_struct *parent) { |
f25fce3e8 LSM: Introduce se... |
715 |
return call_int_hook(ptrace_traceme, 0, parent); |
20510f2f4 security: Convert... |
716 717 718 719 720 721 722 |
} int security_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted) { |
f25fce3e8 LSM: Introduce se... |
723 724 |
return call_int_hook(capget, 0, target, effective, inheritable, permitted); |
20510f2f4 security: Convert... |
725 |
} |
d84f4f992 CRED: Inaugurate ... |
726 727 728 729 |
int security_capset(struct cred *new, const struct cred *old, const kernel_cap_t *effective, const kernel_cap_t *inheritable, const kernel_cap_t *permitted) |
20510f2f4 security: Convert... |
730 |
{ |
f25fce3e8 LSM: Introduce se... |
731 732 |
return call_int_hook(capset, 0, new, old, effective, inheritable, permitted); |
20510f2f4 security: Convert... |
733 |
} |
c1a85a00e LSM: generalize f... |
734 735 736 737 |
int security_capable(const struct cred *cred, struct user_namespace *ns, int cap, unsigned int opts) |
20510f2f4 security: Convert... |
738 |
{ |
c1a85a00e LSM: generalize f... |
739 |
return call_int_hook(capable, 0, cred, ns, cap, opts); |
20510f2f4 security: Convert... |
740 |
} |
20510f2f4 security: Convert... |
741 742 |
int security_quotactl(int cmds, int type, int id, struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
743 |
return call_int_hook(quotactl, 0, cmds, type, id, sb); |
20510f2f4 security: Convert... |
744 745 746 747 |
} int security_quota_on(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
748 |
return call_int_hook(quota_on, 0, dentry); |
20510f2f4 security: Convert... |
749 |
} |
12b3052c3 capabilities/sysl... |
750 |
int security_syslog(int type) |
20510f2f4 security: Convert... |
751 |
{ |
f25fce3e8 LSM: Introduce se... |
752 |
return call_int_hook(syslog, 0, type); |
20510f2f4 security: Convert... |
753 |
} |
457db29bf security: Introdu... |
754 |
int security_settime64(const struct timespec64 *ts, const struct timezone *tz) |
20510f2f4 security: Convert... |
755 |
{ |
f25fce3e8 LSM: Introduce se... |
756 |
return call_int_hook(settime, 0, ts, tz); |
20510f2f4 security: Convert... |
757 |
} |
20510f2f4 security: Convert... |
758 759 |
int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) { |
b1d9e6b06 LSM: Switch to li... |
760 761 762 763 764 765 766 767 768 769 770 |
struct security_hook_list *hp; int cap_sys_admin = 1; int rc; /* * The module will respond with a positive value if * it thinks the __vm_enough_memory() call should be * made with the cap_sys_admin set. If all of the modules * agree that it should be set it will. If any module * thinks it should not be set it won't. */ |
df0ce1733 security: convert... |
771 |
hlist_for_each_entry(hp, &security_hook_heads.vm_enough_memory, list) { |
b1d9e6b06 LSM: Switch to li... |
772 773 774 775 776 777 778 |
rc = hp->hook.vm_enough_memory(mm, pages); if (rc <= 0) { cap_sys_admin = 0; break; } } return __vm_enough_memory(mm, pages, cap_sys_admin); |
20510f2f4 security: Convert... |
779 |
} |
a6f76f23d CRED: Make execve... |
780 |
int security_bprm_set_creds(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
781 |
{ |
f25fce3e8 LSM: Introduce se... |
782 |
return call_int_hook(bprm_set_creds, 0, bprm); |
20510f2f4 security: Convert... |
783 |
} |
a6f76f23d CRED: Make execve... |
784 |
int security_bprm_check(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
785 |
{ |
6c21a7fb4 LSM: imbed ima ca... |
786 |
int ret; |
f25fce3e8 LSM: Introduce se... |
787 |
ret = call_int_hook(bprm_check_security, 0, bprm); |
6c21a7fb4 LSM: imbed ima ca... |
788 789 790 |
if (ret) return ret; return ima_bprm_check(bprm); |
20510f2f4 security: Convert... |
791 |
} |
a6f76f23d CRED: Make execve... |
792 |
void security_bprm_committing_creds(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
793 |
{ |
f25fce3e8 LSM: Introduce se... |
794 |
call_void_hook(bprm_committing_creds, bprm); |
20510f2f4 security: Convert... |
795 |
} |
a6f76f23d CRED: Make execve... |
796 |
void security_bprm_committed_creds(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
797 |
{ |
f25fce3e8 LSM: Introduce se... |
798 |
call_void_hook(bprm_committed_creds, bprm); |
20510f2f4 security: Convert... |
799 |
} |
0b52075ee introduce cloning... |
800 801 802 803 |
int security_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc) { return call_int_hook(fs_context_dup, 0, fc, src_fc); } |
da2441fdf vfs: Add LSM hook... |
804 805 806 807 |
int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param) { return call_int_hook(fs_context_parse_param, -ENOPARAM, fc, param); } |
20510f2f4 security: Convert... |
808 809 |
int security_sb_alloc(struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
810 |
return call_int_hook(sb_alloc_security, 0, sb); |
20510f2f4 security: Convert... |
811 812 813 814 |
} void security_sb_free(struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
815 |
call_void_hook(sb_free_security, sb); |
20510f2f4 security: Convert... |
816 |
} |
204cc0ccf LSM: hide struct ... |
817 |
void security_free_mnt_opts(void **mnt_opts) |
20510f2f4 security: Convert... |
818 |
{ |
204cc0ccf LSM: hide struct ... |
819 820 821 822 |
if (!*mnt_opts) return; call_void_hook(sb_free_mnt_opts, *mnt_opts); *mnt_opts = NULL; |
20510f2f4 security: Convert... |
823 |
} |
204cc0ccf LSM: hide struct ... |
824 |
EXPORT_SYMBOL(security_free_mnt_opts); |
20510f2f4 security: Convert... |
825 |
|
204cc0ccf LSM: hide struct ... |
826 |
int security_sb_eat_lsm_opts(char *options, void **mnt_opts) |
ff36fe2c8 LSM: Pass -o remo... |
827 |
{ |
204cc0ccf LSM: hide struct ... |
828 |
return call_int_hook(sb_eat_lsm_opts, 0, options, mnt_opts); |
ff36fe2c8 LSM: Pass -o remo... |
829 |
} |
f5c0c26d9 new helper: secur... |
830 |
EXPORT_SYMBOL(security_sb_eat_lsm_opts); |
ff36fe2c8 LSM: Pass -o remo... |
831 |
|
c039bc3c2 LSM: lift extract... |
832 |
int security_sb_remount(struct super_block *sb, |
204cc0ccf LSM: hide struct ... |
833 |
void *mnt_opts) |
20510f2f4 security: Convert... |
834 |
{ |
204cc0ccf LSM: hide struct ... |
835 |
return call_int_hook(sb_remount, 0, sb, mnt_opts); |
ff36fe2c8 LSM: Pass -o remo... |
836 |
} |
a65001e8a btrfs: sanitize s... |
837 |
EXPORT_SYMBOL(security_sb_remount); |
ff36fe2c8 LSM: Pass -o remo... |
838 |
|
a10d7c22b LSM: split ->sb_s... |
839 |
int security_sb_kern_mount(struct super_block *sb) |
20510f2f4 security: Convert... |
840 |
{ |
a10d7c22b LSM: split ->sb_s... |
841 |
return call_int_hook(sb_kern_mount, 0, sb); |
20510f2f4 security: Convert... |
842 |
} |
2069f4578 LSM/SELinux: show... |
843 844 |
int security_sb_show_options(struct seq_file *m, struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
845 |
return call_int_hook(sb_show_options, 0, m, sb); |
2069f4578 LSM/SELinux: show... |
846 |
} |
20510f2f4 security: Convert... |
847 848 |
int security_sb_statfs(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
849 |
return call_int_hook(sb_statfs, 0, dentry); |
20510f2f4 security: Convert... |
850 |
} |
8a04c43b8 constify security... |
851 |
int security_sb_mount(const char *dev_name, const struct path *path, |
808d4e3cf consitify do_moun... |
852 |
const char *type, unsigned long flags, void *data) |
20510f2f4 security: Convert... |
853 |
{ |
f25fce3e8 LSM: Introduce se... |
854 |
return call_int_hook(sb_mount, 0, dev_name, path, type, flags, data); |
20510f2f4 security: Convert... |
855 |
} |
20510f2f4 security: Convert... |
856 857 |
int security_sb_umount(struct vfsmount *mnt, int flags) { |
f25fce3e8 LSM: Introduce se... |
858 |
return call_int_hook(sb_umount, 0, mnt, flags); |
20510f2f4 security: Convert... |
859 |
} |
3b73b68c0 constify security... |
860 |
int security_sb_pivotroot(const struct path *old_path, const struct path *new_path) |
20510f2f4 security: Convert... |
861 |
{ |
f25fce3e8 LSM: Introduce se... |
862 |
return call_int_hook(sb_pivotroot, 0, old_path, new_path); |
20510f2f4 security: Convert... |
863 |
} |
c9180a57a Security: add get... |
864 |
int security_sb_set_mnt_opts(struct super_block *sb, |
204cc0ccf LSM: hide struct ... |
865 |
void *mnt_opts, |
649f6e771 LSM: Add flags fi... |
866 867 |
unsigned long kern_flags, unsigned long *set_kern_flags) |
c9180a57a Security: add get... |
868 |
{ |
b1d9e6b06 LSM: Switch to li... |
869 |
return call_int_hook(sb_set_mnt_opts, |
204cc0ccf LSM: hide struct ... |
870 871 |
mnt_opts ? -EOPNOTSUPP : 0, sb, mnt_opts, kern_flags, set_kern_flags); |
c9180a57a Security: add get... |
872 |
} |
e00075298 LSM/SELinux: Inte... |
873 |
EXPORT_SYMBOL(security_sb_set_mnt_opts); |
c9180a57a Security: add get... |
874 |
|
094f7b69e selinux: make sec... |
875 |
int security_sb_clone_mnt_opts(const struct super_block *oldsb, |
0b4d3452b security/selinux:... |
876 877 878 |
struct super_block *newsb, unsigned long kern_flags, unsigned long *set_kern_flags) |
c9180a57a Security: add get... |
879 |
{ |
0b4d3452b security/selinux:... |
880 881 |
return call_int_hook(sb_clone_mnt_opts, 0, oldsb, newsb, kern_flags, set_kern_flags); |
c9180a57a Security: add get... |
882 |
} |
e00075298 LSM/SELinux: Inte... |
883 |
EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
757cbe597 LSM: new method: ... |
884 885 |
int security_add_mnt_opt(const char *option, const char *val, int len, void **mnt_opts) |
e00075298 LSM/SELinux: Inte... |
886 |
{ |
757cbe597 LSM: new method: ... |
887 888 |
return call_int_hook(sb_add_mnt_opt, -EINVAL, option, val, len, mnt_opts); |
e00075298 LSM/SELinux: Inte... |
889 |
} |
757cbe597 LSM: new method: ... |
890 |
EXPORT_SYMBOL(security_add_mnt_opt); |
c9180a57a Security: add get... |
891 |
|
2db154b3e vfs: syscall: Add... |
892 893 894 895 |
int security_move_mount(const struct path *from_path, const struct path *to_path) { return call_int_hook(move_mount, 0, from_path, to_path); } |
ac5656d8a fanotify, inotify... |
896 897 898 899 900 |
int security_path_notify(const struct path *path, u64 mask, unsigned int obj_type) { return call_int_hook(path_notify, 0, path, mask, obj_type); } |
20510f2f4 security: Convert... |
901 902 |
int security_inode_alloc(struct inode *inode) { |
afb1cbe37 LSM: Infrastructu... |
903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 |
int rc = lsm_inode_alloc(inode); if (unlikely(rc)) return rc; rc = call_int_hook(inode_alloc_security, 0, inode); if (unlikely(rc)) security_inode_free(inode); return rc; } static void inode_free_by_rcu(struct rcu_head *head) { /* * The rcu head is at the start of the inode blob */ kmem_cache_free(lsm_inode_cache, head); |
20510f2f4 security: Convert... |
919 920 921 922 |
} void security_inode_free(struct inode *inode) { |
f381c2722 integrity: move i... |
923 |
integrity_inode_free(inode); |
f25fce3e8 LSM: Introduce se... |
924 |
call_void_hook(inode_free_security, inode); |
afb1cbe37 LSM: Infrastructu... |
925 926 927 928 929 930 931 932 933 934 935 936 |
/* * The inode may still be referenced in a path walk and * a call to security_inode_permission() can be made * after inode_free_security() is called. Ideally, the VFS * wouldn't do this, but fixing that is a much harder * job. For now, simply free the i_security via RCU, and * leave the current inode->i_security pointer intact. * The inode will be freed after the RCU grace period too. */ if (inode->i_security) call_rcu((struct rcu_head *)inode->i_security, inode_free_by_rcu); |
20510f2f4 security: Convert... |
937 |
} |
d47be3dfe Security: Add hoo... |
938 |
int security_dentry_init_security(struct dentry *dentry, int mode, |
4f3ccd765 qstr: constify de... |
939 |
const struct qstr *name, void **ctx, |
d47be3dfe Security: Add hoo... |
940 941 |
u32 *ctxlen) { |
b1d9e6b06 LSM: Switch to li... |
942 943 |
return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode, name, ctx, ctxlen); |
d47be3dfe Security: Add hoo... |
944 945 |
} EXPORT_SYMBOL(security_dentry_init_security); |
2602625b7 security, overlay... |
946 947 948 949 950 951 952 953 |
int security_dentry_create_files_as(struct dentry *dentry, int mode, struct qstr *name, const struct cred *old, struct cred *new) { return call_int_hook(dentry_create_files_as, 0, dentry, mode, name, old, new); } EXPORT_SYMBOL(security_dentry_create_files_as); |
20510f2f4 security: Convert... |
954 |
int security_inode_init_security(struct inode *inode, struct inode *dir, |
9d8f13ba3 security: new sec... |
955 956 |
const struct qstr *qstr, const initxattrs initxattrs, void *fs_data) |
20510f2f4 security: Convert... |
957 |
{ |
823eb1ccd evm: call evm_ino... |
958 959 |
struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1]; struct xattr *lsm_xattr, *evm_xattr, *xattr; |
9d8f13ba3 security: new sec... |
960 |
int ret; |
20510f2f4 security: Convert... |
961 |
if (unlikely(IS_PRIVATE(inode))) |
fb88c2b6c evm: fix security... |
962 |
return 0; |
9d8f13ba3 security: new sec... |
963 |
|
9d8f13ba3 security: new sec... |
964 |
if (!initxattrs) |
e308fd3bb LSM: restore cert... |
965 966 |
return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, NULL, NULL, NULL); |
9548906b2 xattr: Constify -... |
967 |
memset(new_xattrs, 0, sizeof(new_xattrs)); |
9d8f13ba3 security: new sec... |
968 |
lsm_xattr = new_xattrs; |
b1d9e6b06 LSM: Switch to li... |
969 |
ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, |
9d8f13ba3 security: new sec... |
970 971 972 973 974 |
&lsm_xattr->name, &lsm_xattr->value, &lsm_xattr->value_len); if (ret) goto out; |
823eb1ccd evm: call evm_ino... |
975 976 977 978 979 |
evm_xattr = lsm_xattr + 1; ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr); if (ret) goto out; |
9d8f13ba3 security: new sec... |
980 981 |
ret = initxattrs(inode, new_xattrs, fs_data); out: |
9548906b2 xattr: Constify -... |
982 |
for (xattr = new_xattrs; xattr->value != NULL; xattr++) |
823eb1ccd evm: call evm_ino... |
983 |
kfree(xattr->value); |
9d8f13ba3 security: new sec... |
984 985 986 987 988 |
return (ret == -EOPNOTSUPP) ? 0 : ret; } EXPORT_SYMBOL(security_inode_init_security); int security_old_inode_init_security(struct inode *inode, struct inode *dir, |
9548906b2 xattr: Constify -... |
989 |
const struct qstr *qstr, const char **name, |
9d8f13ba3 security: new sec... |
990 |
void **value, size_t *len) |
20510f2f4 security: Convert... |
991 992 |
{ if (unlikely(IS_PRIVATE(inode))) |
30e053248 security: Fix sec... |
993 |
return -EOPNOTSUPP; |
e308fd3bb LSM: restore cert... |
994 995 |
return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, name, value, len); |
20510f2f4 security: Convert... |
996 |
} |
9d8f13ba3 security: new sec... |
997 |
EXPORT_SYMBOL(security_old_inode_init_security); |
20510f2f4 security: Convert... |
998 |
|
be6d3e56a introduce new LSM... |
999 |
#ifdef CONFIG_SECURITY_PATH |
d36077521 constify security... |
1000 |
int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, |
be6d3e56a introduce new LSM... |
1001 1002 |
unsigned int dev) { |
c6f493d63 VFS: security/: d... |
1003 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1004 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1005 |
return call_int_hook(path_mknod, 0, dir, dentry, mode, dev); |
be6d3e56a introduce new LSM... |
1006 1007 |
} EXPORT_SYMBOL(security_path_mknod); |
d36077521 constify security... |
1008 |
int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode) |
be6d3e56a introduce new LSM... |
1009 |
{ |
c6f493d63 VFS: security/: d... |
1010 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1011 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1012 |
return call_int_hook(path_mkdir, 0, dir, dentry, mode); |
be6d3e56a introduce new LSM... |
1013 |
} |
821404434 CacheFiles: Add c... |
1014 |
EXPORT_SYMBOL(security_path_mkdir); |
be6d3e56a introduce new LSM... |
1015 |
|
989f74e05 constify security... |
1016 |
int security_path_rmdir(const struct path *dir, struct dentry *dentry) |
be6d3e56a introduce new LSM... |
1017 |
{ |
c6f493d63 VFS: security/: d... |
1018 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1019 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1020 |
return call_int_hook(path_rmdir, 0, dir, dentry); |
be6d3e56a introduce new LSM... |
1021 |
} |
989f74e05 constify security... |
1022 |
int security_path_unlink(const struct path *dir, struct dentry *dentry) |
be6d3e56a introduce new LSM... |
1023 |
{ |
c6f493d63 VFS: security/: d... |
1024 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1025 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1026 |
return call_int_hook(path_unlink, 0, dir, dentry); |
be6d3e56a introduce new LSM... |
1027 |
} |
821404434 CacheFiles: Add c... |
1028 |
EXPORT_SYMBOL(security_path_unlink); |
be6d3e56a introduce new LSM... |
1029 |
|
d36077521 constify security... |
1030 |
int security_path_symlink(const struct path *dir, struct dentry *dentry, |
be6d3e56a introduce new LSM... |
1031 1032 |
const char *old_name) { |
c6f493d63 VFS: security/: d... |
1033 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1034 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1035 |
return call_int_hook(path_symlink, 0, dir, dentry, old_name); |
be6d3e56a introduce new LSM... |
1036 |
} |
3ccee46ab constify security... |
1037 |
int security_path_link(struct dentry *old_dentry, const struct path *new_dir, |
be6d3e56a introduce new LSM... |
1038 1039 |
struct dentry *new_dentry) { |
c6f493d63 VFS: security/: d... |
1040 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
be6d3e56a introduce new LSM... |
1041 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1042 |
return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry); |
be6d3e56a introduce new LSM... |
1043 |
} |
3ccee46ab constify security... |
1044 1045 |
int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, const struct path *new_dir, struct dentry *new_dentry, |
0b3974eb0 security: add fla... |
1046 |
unsigned int flags) |
be6d3e56a introduce new LSM... |
1047 |
{ |
c6f493d63 VFS: security/: d... |
1048 1049 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
be6d3e56a introduce new LSM... |
1050 |
return 0; |
da1ce0670 vfs: add cross-re... |
1051 1052 |
if (flags & RENAME_EXCHANGE) { |
f25fce3e8 LSM: Introduce se... |
1053 1054 |
int err = call_int_hook(path_rename, 0, new_dir, new_dentry, old_dir, old_dentry); |
da1ce0670 vfs: add cross-re... |
1055 1056 1057 |
if (err) return err; } |
f25fce3e8 LSM: Introduce se... |
1058 1059 |
return call_int_hook(path_rename, 0, old_dir, old_dentry, new_dir, new_dentry); |
be6d3e56a introduce new LSM... |
1060 |
} |
821404434 CacheFiles: Add c... |
1061 |
EXPORT_SYMBOL(security_path_rename); |
be6d3e56a introduce new LSM... |
1062 |
|
81f4c5060 constify security... |
1063 |
int security_path_truncate(const struct path *path) |
be6d3e56a introduce new LSM... |
1064 |
{ |
c6f493d63 VFS: security/: d... |
1065 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
be6d3e56a introduce new LSM... |
1066 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1067 |
return call_int_hook(path_truncate, 0, path); |
be6d3e56a introduce new LSM... |
1068 |
} |
89eda0683 LSM: Add security... |
1069 |
|
be01f9f28 constify chmod_co... |
1070 |
int security_path_chmod(const struct path *path, umode_t mode) |
89eda0683 LSM: Add security... |
1071 |
{ |
c6f493d63 VFS: security/: d... |
1072 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
89eda0683 LSM: Add security... |
1073 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1074 |
return call_int_hook(path_chmod, 0, path, mode); |
89eda0683 LSM: Add security... |
1075 |
} |
7fd25dac9 constify chown_co... |
1076 |
int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid) |
89eda0683 LSM: Add security... |
1077 |
{ |
c6f493d63 VFS: security/: d... |
1078 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
89eda0683 LSM: Add security... |
1079 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1080 |
return call_int_hook(path_chown, 0, path, uid, gid); |
89eda0683 LSM: Add security... |
1081 |
} |
8b8efb440 LSM: Add security... |
1082 |
|
77b286c0d constify security... |
1083 |
int security_path_chroot(const struct path *path) |
8b8efb440 LSM: Add security... |
1084 |
{ |
f25fce3e8 LSM: Introduce se... |
1085 |
return call_int_hook(path_chroot, 0, path); |
8b8efb440 LSM: Add security... |
1086 |
} |
be6d3e56a introduce new LSM... |
1087 |
#endif |
4acdaf27e switch ->create()... |
1088 |
int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f4 security: Convert... |
1089 1090 1091 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1092 |
return call_int_hook(inode_create, 0, dir, dentry, mode); |
20510f2f4 security: Convert... |
1093 |
} |
800a96478 CacheFiles: Expor... |
1094 |
EXPORT_SYMBOL_GPL(security_inode_create); |
20510f2f4 security: Convert... |
1095 1096 1097 1098 |
int security_inode_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry) { |
c6f493d63 VFS: security/: d... |
1099 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
20510f2f4 security: Convert... |
1100 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1101 |
return call_int_hook(inode_link, 0, old_dentry, dir, new_dentry); |
20510f2f4 security: Convert... |
1102 1103 1104 1105 |
} int security_inode_unlink(struct inode *dir, struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1106 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1107 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1108 |
return call_int_hook(inode_unlink, 0, dir, dentry); |
20510f2f4 security: Convert... |
1109 1110 1111 1112 1113 1114 1115 |
} int security_inode_symlink(struct inode *dir, struct dentry *dentry, const char *old_name) { if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1116 |
return call_int_hook(inode_symlink, 0, dir, dentry, old_name); |
20510f2f4 security: Convert... |
1117 |
} |
18bb1db3e switch vfs_mkdir(... |
1118 |
int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f4 security: Convert... |
1119 1120 1121 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1122 |
return call_int_hook(inode_mkdir, 0, dir, dentry, mode); |
20510f2f4 security: Convert... |
1123 |
} |
800a96478 CacheFiles: Expor... |
1124 |
EXPORT_SYMBOL_GPL(security_inode_mkdir); |
20510f2f4 security: Convert... |
1125 1126 1127 |
int security_inode_rmdir(struct inode *dir, struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1128 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1129 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1130 |
return call_int_hook(inode_rmdir, 0, dir, dentry); |
20510f2f4 security: Convert... |
1131 |
} |
1a67aafb5 switch ->mknod() ... |
1132 |
int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) |
20510f2f4 security: Convert... |
1133 1134 1135 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1136 |
return call_int_hook(inode_mknod, 0, dir, dentry, mode, dev); |
20510f2f4 security: Convert... |
1137 1138 1139 |
} int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, |
0b3974eb0 security: add fla... |
1140 1141 |
struct inode *new_dir, struct dentry *new_dentry, unsigned int flags) |
20510f2f4 security: Convert... |
1142 |
{ |
c6f493d63 VFS: security/: d... |
1143 1144 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
20510f2f4 security: Convert... |
1145 |
return 0; |
da1ce0670 vfs: add cross-re... |
1146 1147 |
if (flags & RENAME_EXCHANGE) { |
f25fce3e8 LSM: Introduce se... |
1148 |
int err = call_int_hook(inode_rename, 0, new_dir, new_dentry, |
da1ce0670 vfs: add cross-re... |
1149 1150 1151 1152 |
old_dir, old_dentry); if (err) return err; } |
f25fce3e8 LSM: Introduce se... |
1153 |
return call_int_hook(inode_rename, 0, old_dir, old_dentry, |
20510f2f4 security: Convert... |
1154 1155 1156 1157 1158 |
new_dir, new_dentry); } int security_inode_readlink(struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1159 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1160 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1161 |
return call_int_hook(inode_readlink, 0, dentry); |
20510f2f4 security: Convert... |
1162 |
} |
bda0be7ad security: make in... |
1163 1164 |
int security_inode_follow_link(struct dentry *dentry, struct inode *inode, bool rcu) |
20510f2f4 security: Convert... |
1165 |
{ |
bda0be7ad security: make in... |
1166 |
if (unlikely(IS_PRIVATE(inode))) |
20510f2f4 security: Convert... |
1167 |
return 0; |
e22619a29 Merge branch 'nex... |
1168 |
return call_int_hook(inode_follow_link, 0, dentry, inode, rcu); |
20510f2f4 security: Convert... |
1169 |
} |
b77b0646e [PATCH] pass MAY_... |
1170 |
int security_inode_permission(struct inode *inode, int mask) |
20510f2f4 security: Convert... |
1171 1172 1173 |
{ if (unlikely(IS_PRIVATE(inode))) return 0; |
f25fce3e8 LSM: Introduce se... |
1174 |
return call_int_hook(inode_permission, 0, inode, mask); |
20510f2f4 security: Convert... |
1175 1176 1177 1178 |
} int security_inode_setattr(struct dentry *dentry, struct iattr *attr) { |
817b54aa4 evm: add evm_inod... |
1179 |
int ret; |
c6f493d63 VFS: security/: d... |
1180 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1181 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1182 |
ret = call_int_hook(inode_setattr, 0, dentry, attr); |
817b54aa4 evm: add evm_inod... |
1183 1184 1185 |
if (ret) return ret; return evm_inode_setattr(dentry, attr); |
20510f2f4 security: Convert... |
1186 |
} |
b1da47e29 [patch 3/4] fat: ... |
1187 |
EXPORT_SYMBOL_GPL(security_inode_setattr); |
20510f2f4 security: Convert... |
1188 |
|
3f7036a07 switch security_i... |
1189 |
int security_inode_getattr(const struct path *path) |
20510f2f4 security: Convert... |
1190 |
{ |
c6f493d63 VFS: security/: d... |
1191 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
20510f2f4 security: Convert... |
1192 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1193 |
return call_int_hook(inode_getattr, 0, path); |
20510f2f4 security: Convert... |
1194 |
} |
8f0cfa52a xattr: add missin... |
1195 1196 |
int security_inode_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) |
20510f2f4 security: Convert... |
1197 |
{ |
3e1be52d6 security: imbed e... |
1198 |
int ret; |
c6f493d63 VFS: security/: d... |
1199 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1200 |
return 0; |
b1d9e6b06 LSM: Switch to li... |
1201 1202 1203 1204 1205 |
/* * SELinux and Smack integrate the cap call, * so assume that all LSMs supplying this call do so. */ ret = call_int_hook(inode_setxattr, 1, dentry, name, value, size, |
f25fce3e8 LSM: Introduce se... |
1206 |
flags); |
b1d9e6b06 LSM: Switch to li... |
1207 1208 1209 |
if (ret == 1) ret = cap_inode_setxattr(dentry, name, value, size, flags); |
3e1be52d6 security: imbed e... |
1210 1211 |
if (ret) return ret; |
42c63330f ima: add ima_inod... |
1212 1213 1214 |
ret = ima_inode_setxattr(dentry, name, value, size); if (ret) return ret; |
3e1be52d6 security: imbed e... |
1215 |
return evm_inode_setxattr(dentry, name, value, size); |
20510f2f4 security: Convert... |
1216 |
} |
8f0cfa52a xattr: add missin... |
1217 1218 |
void security_inode_post_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) |
20510f2f4 security: Convert... |
1219 |
{ |
c6f493d63 VFS: security/: d... |
1220 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1221 |
return; |
f25fce3e8 LSM: Introduce se... |
1222 |
call_void_hook(inode_post_setxattr, dentry, name, value, size, flags); |
3e1be52d6 security: imbed e... |
1223 |
evm_inode_post_setxattr(dentry, name, value, size); |
20510f2f4 security: Convert... |
1224 |
} |
8f0cfa52a xattr: add missin... |
1225 |
int security_inode_getxattr(struct dentry *dentry, const char *name) |
20510f2f4 security: Convert... |
1226 |
{ |
c6f493d63 VFS: security/: d... |
1227 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1228 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1229 |
return call_int_hook(inode_getxattr, 0, dentry, name); |
20510f2f4 security: Convert... |
1230 1231 1232 1233 |
} int security_inode_listxattr(struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1234 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1235 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1236 |
return call_int_hook(inode_listxattr, 0, dentry); |
20510f2f4 security: Convert... |
1237 |
} |
8f0cfa52a xattr: add missin... |
1238 |
int security_inode_removexattr(struct dentry *dentry, const char *name) |
20510f2f4 security: Convert... |
1239 |
{ |
3e1be52d6 security: imbed e... |
1240 |
int ret; |
c6f493d63 VFS: security/: d... |
1241 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1242 |
return 0; |
b1d9e6b06 LSM: Switch to li... |
1243 1244 1245 1246 1247 1248 1249 |
/* * SELinux and Smack integrate the cap call, * so assume that all LSMs supplying this call do so. */ ret = call_int_hook(inode_removexattr, 1, dentry, name); if (ret == 1) ret = cap_inode_removexattr(dentry, name); |
3e1be52d6 security: imbed e... |
1250 1251 |
if (ret) return ret; |
42c63330f ima: add ima_inod... |
1252 1253 1254 |
ret = ima_inode_removexattr(dentry, name); if (ret) return ret; |
3e1be52d6 security: imbed e... |
1255 |
return evm_inode_removexattr(dentry, name); |
20510f2f4 security: Convert... |
1256 |
} |
b53767719 Implement file po... |
1257 1258 |
int security_inode_need_killpriv(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
1259 |
return call_int_hook(inode_need_killpriv, 0, dentry); |
b53767719 Implement file po... |
1260 1261 1262 1263 |
} int security_inode_killpriv(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
1264 |
return call_int_hook(inode_killpriv, 0, dentry); |
b53767719 Implement file po... |
1265 |
} |
ea861dfd9 security: Make in... |
1266 |
int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc) |
20510f2f4 security: Convert... |
1267 |
{ |
2885c1e3e LSM: Fix for secu... |
1268 1269 |
struct security_hook_list *hp; int rc; |
20510f2f4 security: Convert... |
1270 |
if (unlikely(IS_PRIVATE(inode))) |
8d9525048 security: correct... |
1271 |
return -EOPNOTSUPP; |
2885c1e3e LSM: Fix for secu... |
1272 1273 1274 |
/* * Only one module will provide an attribute with a given name. */ |
df0ce1733 security: convert... |
1275 |
hlist_for_each_entry(hp, &security_hook_heads.inode_getsecurity, list) { |
2885c1e3e LSM: Fix for secu... |
1276 1277 1278 1279 1280 |
rc = hp->hook.inode_getsecurity(inode, name, buffer, alloc); if (rc != -EOPNOTSUPP) return rc; } return -EOPNOTSUPP; |
20510f2f4 security: Convert... |
1281 1282 1283 1284 |
} int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { |
2885c1e3e LSM: Fix for secu... |
1285 1286 |
struct security_hook_list *hp; int rc; |
20510f2f4 security: Convert... |
1287 |
if (unlikely(IS_PRIVATE(inode))) |
8d9525048 security: correct... |
1288 |
return -EOPNOTSUPP; |
2885c1e3e LSM: Fix for secu... |
1289 1290 1291 |
/* * Only one module will provide an attribute with a given name. */ |
df0ce1733 security: convert... |
1292 |
hlist_for_each_entry(hp, &security_hook_heads.inode_setsecurity, list) { |
2885c1e3e LSM: Fix for secu... |
1293 1294 1295 1296 1297 1298 |
rc = hp->hook.inode_setsecurity(inode, name, value, size, flags); if (rc != -EOPNOTSUPP) return rc; } return -EOPNOTSUPP; |
20510f2f4 security: Convert... |
1299 1300 1301 1302 1303 1304 |
} int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) { if (unlikely(IS_PRIVATE(inode))) return 0; |
f25fce3e8 LSM: Introduce se... |
1305 |
return call_int_hook(inode_listsecurity, 0, inode, buffer, buffer_size); |
20510f2f4 security: Convert... |
1306 |
} |
c9bccef6b NFS: Extend NFS x... |
1307 |
EXPORT_SYMBOL(security_inode_listsecurity); |
20510f2f4 security: Convert... |
1308 |
|
d6335d77a security: Make in... |
1309 |
void security_inode_getsecid(struct inode *inode, u32 *secid) |
8a076191f LSM: Introduce in... |
1310 |
{ |
f25fce3e8 LSM: Introduce se... |
1311 |
call_void_hook(inode_getsecid, inode, secid); |
8a076191f LSM: Introduce in... |
1312 |
} |
d8ad8b496 security, overlay... |
1313 1314 1315 1316 1317 |
int security_inode_copy_up(struct dentry *src, struct cred **new) { return call_int_hook(inode_copy_up, 0, src, new); } EXPORT_SYMBOL(security_inode_copy_up); |
121ab822e security,overlayf... |
1318 1319 1320 1321 1322 |
int security_inode_copy_up_xattr(const char *name) { return call_int_hook(inode_copy_up_xattr, -EOPNOTSUPP, name); } EXPORT_SYMBOL(security_inode_copy_up_xattr); |
b230d5aba LSM: add new hook... |
1323 1324 1325 1326 1327 |
int security_kernfs_init_security(struct kernfs_node *kn_dir, struct kernfs_node *kn) { return call_int_hook(kernfs_init_security, 0, kn_dir, kn); } |
20510f2f4 security: Convert... |
1328 1329 |
int security_file_permission(struct file *file, int mask) { |
c4ec54b40 fsnotify: new fsn... |
1330 |
int ret; |
f25fce3e8 LSM: Introduce se... |
1331 |
ret = call_int_hook(file_permission, 0, file, mask); |
c4ec54b40 fsnotify: new fsn... |
1332 1333 1334 1335 |
if (ret) return ret; return fsnotify_perm(file, mask); |
20510f2f4 security: Convert... |
1336 1337 1338 1339 |
} int security_file_alloc(struct file *file) { |
33bf60cab LSM: Infrastructu... |
1340 1341 1342 1343 1344 1345 1346 1347 |
int rc = lsm_file_alloc(file); if (rc) return rc; rc = call_int_hook(file_alloc_security, 0, file); if (unlikely(rc)) security_file_free(file); return rc; |
20510f2f4 security: Convert... |
1348 1349 1350 1351 |
} void security_file_free(struct file *file) { |
33bf60cab LSM: Infrastructu... |
1352 |
void *blob; |
f25fce3e8 LSM: Introduce se... |
1353 |
call_void_hook(file_free_security, file); |
33bf60cab LSM: Infrastructu... |
1354 1355 1356 1357 1358 1359 |
blob = file->f_security; if (blob) { file->f_security = NULL; kmem_cache_free(lsm_file_cache, blob); } |
20510f2f4 security: Convert... |
1360 1361 1362 1363 |
} int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { |
f25fce3e8 LSM: Introduce se... |
1364 |
return call_int_hook(file_ioctl, 0, file, cmd, arg); |
20510f2f4 security: Convert... |
1365 |
} |
98de59bfe take calculation ... |
1366 |
static inline unsigned long mmap_prot(struct file *file, unsigned long prot) |
20510f2f4 security: Convert... |
1367 |
{ |
8b3ec6814 take security_mma... |
1368 |
/* |
98de59bfe take calculation ... |
1369 1370 |
* Does we have PROT_READ and does the application expect * it to imply PROT_EXEC? If not, nothing to talk about... |
8b3ec6814 take security_mma... |
1371 |
*/ |
98de59bfe take calculation ... |
1372 1373 |
if ((prot & (PROT_READ | PROT_EXEC)) != PROT_READ) return prot; |
8b3ec6814 take security_mma... |
1374 |
if (!(current->personality & READ_IMPLIES_EXEC)) |
98de59bfe take calculation ... |
1375 1376 1377 1378 1379 1380 1381 1382 |
return prot; /* * if that's an anonymous mapping, let it. */ if (!file) return prot | PROT_EXEC; /* * ditto if it's not on noexec mount, except that on !MMU we need |
b4caecd48 fs: introduce f_o... |
1383 |
* NOMMU_MAP_EXEC (== VM_MAYEXEC) in this case |
98de59bfe take calculation ... |
1384 |
*/ |
90f8572b0 vfs: Commit to ne... |
1385 |
if (!path_noexec(&file->f_path)) { |
8b3ec6814 take security_mma... |
1386 |
#ifndef CONFIG_MMU |
b4caecd48 fs: introduce f_o... |
1387 1388 1389 1390 1391 |
if (file->f_op->mmap_capabilities) { unsigned caps = file->f_op->mmap_capabilities(file); if (!(caps & NOMMU_MAP_EXEC)) return prot; } |
8b3ec6814 take security_mma... |
1392 |
#endif |
98de59bfe take calculation ... |
1393 |
return prot | PROT_EXEC; |
8b3ec6814 take security_mma... |
1394 |
} |
98de59bfe take calculation ... |
1395 1396 1397 1398 1399 1400 1401 1402 |
/* anything on noexec mount won't get PROT_EXEC */ return prot; } int security_mmap_file(struct file *file, unsigned long prot, unsigned long flags) { int ret; |
f25fce3e8 LSM: Introduce se... |
1403 |
ret = call_int_hook(mmap_file, 0, file, prot, |
98de59bfe take calculation ... |
1404 |
mmap_prot(file, prot), flags); |
6c21a7fb4 LSM: imbed ima ca... |
1405 1406 1407 |
if (ret) return ret; return ima_file_mmap(file, prot); |
20510f2f4 security: Convert... |
1408 |
} |
e5467859f split ->file_mmap... |
1409 1410 |
int security_mmap_addr(unsigned long addr) { |
f25fce3e8 LSM: Introduce se... |
1411 |
return call_int_hook(mmap_addr, 0, addr); |
e5467859f split ->file_mmap... |
1412 |
} |
20510f2f4 security: Convert... |
1413 1414 1415 |
int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, unsigned long prot) { |
f25fce3e8 LSM: Introduce se... |
1416 |
return call_int_hook(file_mprotect, 0, vma, reqprot, prot); |
20510f2f4 security: Convert... |
1417 1418 1419 1420 |
} int security_file_lock(struct file *file, unsigned int cmd) { |
f25fce3e8 LSM: Introduce se... |
1421 |
return call_int_hook(file_lock, 0, file, cmd); |
20510f2f4 security: Convert... |
1422 1423 1424 1425 |
} int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) { |
f25fce3e8 LSM: Introduce se... |
1426 |
return call_int_hook(file_fcntl, 0, file, cmd, arg); |
20510f2f4 security: Convert... |
1427 |
} |
e0b93eddf security: make se... |
1428 |
void security_file_set_fowner(struct file *file) |
20510f2f4 security: Convert... |
1429 |
{ |
f25fce3e8 LSM: Introduce se... |
1430 |
call_void_hook(file_set_fowner, file); |
20510f2f4 security: Convert... |
1431 1432 1433 1434 1435 |
} int security_file_send_sigiotask(struct task_struct *tsk, struct fown_struct *fown, int sig) { |
f25fce3e8 LSM: Introduce se... |
1436 |
return call_int_hook(file_send_sigiotask, 0, tsk, fown, sig); |
20510f2f4 security: Convert... |
1437 1438 1439 1440 |
} int security_file_receive(struct file *file) { |
f25fce3e8 LSM: Introduce se... |
1441 |
return call_int_hook(file_receive, 0, file); |
20510f2f4 security: Convert... |
1442 |
} |
e3f20ae21 security_file_ope... |
1443 |
int security_file_open(struct file *file) |
20510f2f4 security: Convert... |
1444 |
{ |
c4ec54b40 fsnotify: new fsn... |
1445 |
int ret; |
948176920 ->file_open(): lo... |
1446 |
ret = call_int_hook(file_open, 0, file); |
c4ec54b40 fsnotify: new fsn... |
1447 1448 1449 1450 |
if (ret) return ret; return fsnotify_perm(file, MAY_OPEN); |
20510f2f4 security: Convert... |
1451 |
} |
e4e55b47e LSM: Revive secur... |
1452 1453 |
int security_task_alloc(struct task_struct *task, unsigned long clone_flags) { |
f4ad8f2c4 LSM: Infrastructu... |
1454 1455 1456 1457 1458 1459 1460 1461 |
int rc = lsm_task_alloc(task); if (rc) return rc; rc = call_int_hook(task_alloc, 0, task, clone_flags); if (unlikely(rc)) security_task_free(task); return rc; |
e4e55b47e LSM: Revive secur... |
1462 |
} |
1a2a4d06e security: create ... |
1463 1464 |
void security_task_free(struct task_struct *task) { |
f25fce3e8 LSM: Introduce se... |
1465 |
call_void_hook(task_free, task); |
f4ad8f2c4 LSM: Infrastructu... |
1466 1467 1468 |
kfree(task->security); task->security = NULL; |
1a2a4d06e security: create ... |
1469 |
} |
ee18d64c1 KEYS: Add a keyct... |
1470 1471 |
int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) { |
bbd3662a8 Infrastructure ma... |
1472 1473 1474 1475 1476 1477 |
int rc = lsm_cred_alloc(cred, gfp); if (rc) return rc; rc = call_int_hook(cred_alloc_blank, 0, cred, gfp); |
33bf60cab LSM: Infrastructu... |
1478 |
if (unlikely(rc)) |
bbd3662a8 Infrastructure ma... |
1479 1480 |
security_cred_free(cred); return rc; |
ee18d64c1 KEYS: Add a keyct... |
1481 |
} |
d84f4f992 CRED: Inaugurate ... |
1482 |
void security_cred_free(struct cred *cred) |
20510f2f4 security: Convert... |
1483 |
{ |
a5795fd38 LSM: Check for NU... |
1484 1485 1486 1487 1488 1489 |
/* * There is a failure case in prepare_creds() that * may result in a call here with ->security being NULL. */ if (unlikely(cred->security == NULL)) return; |
f25fce3e8 LSM: Introduce se... |
1490 |
call_void_hook(cred_free, cred); |
bbd3662a8 Infrastructure ma... |
1491 1492 1493 |
kfree(cred->security); cred->security = NULL; |
20510f2f4 security: Convert... |
1494 |
} |
d84f4f992 CRED: Inaugurate ... |
1495 |
int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
20510f2f4 security: Convert... |
1496 |
{ |
bbd3662a8 Infrastructure ma... |
1497 1498 1499 1500 1501 1502 |
int rc = lsm_cred_alloc(new, gfp); if (rc) return rc; rc = call_int_hook(cred_prepare, 0, new, old, gfp); |
33bf60cab LSM: Infrastructu... |
1503 |
if (unlikely(rc)) |
bbd3662a8 Infrastructure ma... |
1504 1505 |
security_cred_free(new); return rc; |
d84f4f992 CRED: Inaugurate ... |
1506 |
} |
ee18d64c1 KEYS: Add a keyct... |
1507 1508 |
void security_transfer_creds(struct cred *new, const struct cred *old) { |
f25fce3e8 LSM: Introduce se... |
1509 |
call_void_hook(cred_transfer, new, old); |
ee18d64c1 KEYS: Add a keyct... |
1510 |
} |
3ec301132 security: Add a c... |
1511 1512 1513 1514 1515 1516 |
void security_cred_getsecid(const struct cred *c, u32 *secid) { *secid = 0; call_void_hook(cred_getsecid, c, secid); } EXPORT_SYMBOL(security_cred_getsecid); |
3a3b7ce93 CRED: Allow kerne... |
1517 1518 |
int security_kernel_act_as(struct cred *new, u32 secid) { |
f25fce3e8 LSM: Introduce se... |
1519 |
return call_int_hook(kernel_act_as, 0, new, secid); |
3a3b7ce93 CRED: Allow kerne... |
1520 1521 1522 1523 |
} int security_kernel_create_files_as(struct cred *new, struct inode *inode) { |
f25fce3e8 LSM: Introduce se... |
1524 |
return call_int_hook(kernel_create_files_as, 0, new, inode); |
3a3b7ce93 CRED: Allow kerne... |
1525 |
} |
dd8dbf2e6 security: report ... |
1526 |
int security_kernel_module_request(char *kmod_name) |
9188499cd security: introdu... |
1527 |
{ |
6eb864c1d integrity: preven... |
1528 1529 1530 1531 1532 1533 |
int ret; ret = call_int_hook(kernel_module_request, 0, kmod_name); if (ret) return ret; return integrity_kernel_module_request(kmod_name); |
9188499cd security: introdu... |
1534 |
} |
39eeb4fb9 security: define ... |
1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 |
int security_kernel_read_file(struct file *file, enum kernel_read_file_id id) { int ret; ret = call_int_hook(kernel_read_file, 0, file, id); if (ret) return ret; return ima_read_file(file, id); } EXPORT_SYMBOL_GPL(security_kernel_read_file); |
bc8ca5b92 vfs: define kerne... |
1545 1546 |
int security_kernel_post_read_file(struct file *file, char *buf, loff_t size, enum kernel_read_file_id id) |
b44a7dfc6 vfs: define a gen... |
1547 |
{ |
cf2222178 ima: define a new... |
1548 1549 1550 1551 1552 1553 |
int ret; ret = call_int_hook(kernel_post_read_file, 0, file, buf, size, id); if (ret) return ret; return ima_post_read_file(file, buf, size, id); |
b44a7dfc6 vfs: define a gen... |
1554 1555 |
} EXPORT_SYMBOL_GPL(security_kernel_post_read_file); |
377179cd2 security: define ... |
1556 1557 |
int security_kernel_load_data(enum kernel_load_data_id id) { |
16c267aac ima: based on pol... |
1558 1559 1560 1561 1562 1563 |
int ret; ret = call_int_hook(kernel_load_data, 0, id); if (ret) return ret; return ima_load_data(id); |
377179cd2 security: define ... |
1564 |
} |
83a68a067 security: export ... |
1565 |
EXPORT_SYMBOL_GPL(security_kernel_load_data); |
377179cd2 security: define ... |
1566 |
|
d84f4f992 CRED: Inaugurate ... |
1567 1568 |
int security_task_fix_setuid(struct cred *new, const struct cred *old, int flags) |
20510f2f4 security: Convert... |
1569 |
{ |
f25fce3e8 LSM: Introduce se... |
1570 |
return call_int_hook(task_fix_setuid, 0, new, old, flags); |
20510f2f4 security: Convert... |
1571 |
} |
20510f2f4 security: Convert... |
1572 1573 |
int security_task_setpgid(struct task_struct *p, pid_t pgid) { |
f25fce3e8 LSM: Introduce se... |
1574 |
return call_int_hook(task_setpgid, 0, p, pgid); |
20510f2f4 security: Convert... |
1575 1576 1577 1578 |
} int security_task_getpgid(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1579 |
return call_int_hook(task_getpgid, 0, p); |
20510f2f4 security: Convert... |
1580 1581 1582 1583 |
} int security_task_getsid(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1584 |
return call_int_hook(task_getsid, 0, p); |
20510f2f4 security: Convert... |
1585 1586 1587 1588 |
} void security_task_getsecid(struct task_struct *p, u32 *secid) { |
b1d9e6b06 LSM: Switch to li... |
1589 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1590 |
call_void_hook(task_getsecid, p, secid); |
20510f2f4 security: Convert... |
1591 1592 |
} EXPORT_SYMBOL(security_task_getsecid); |
20510f2f4 security: Convert... |
1593 1594 |
int security_task_setnice(struct task_struct *p, int nice) { |
f25fce3e8 LSM: Introduce se... |
1595 |
return call_int_hook(task_setnice, 0, p, nice); |
20510f2f4 security: Convert... |
1596 1597 1598 1599 |
} int security_task_setioprio(struct task_struct *p, int ioprio) { |
f25fce3e8 LSM: Introduce se... |
1600 |
return call_int_hook(task_setioprio, 0, p, ioprio); |
20510f2f4 security: Convert... |
1601 1602 1603 1604 |
} int security_task_getioprio(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1605 |
return call_int_hook(task_getioprio, 0, p); |
20510f2f4 security: Convert... |
1606 |
} |
791ec491c prlimit,security,... |
1607 1608 1609 1610 1611 |
int security_task_prlimit(const struct cred *cred, const struct cred *tcred, unsigned int flags) { return call_int_hook(task_prlimit, 0, cred, tcred, flags); } |
8fd00b4d7 rlimits: security... |
1612 1613 |
int security_task_setrlimit(struct task_struct *p, unsigned int resource, struct rlimit *new_rlim) |
20510f2f4 security: Convert... |
1614 |
{ |
f25fce3e8 LSM: Introduce se... |
1615 |
return call_int_hook(task_setrlimit, 0, p, resource, new_rlim); |
20510f2f4 security: Convert... |
1616 |
} |
b0ae19811 security: remove ... |
1617 |
int security_task_setscheduler(struct task_struct *p) |
20510f2f4 security: Convert... |
1618 |
{ |
f25fce3e8 LSM: Introduce se... |
1619 |
return call_int_hook(task_setscheduler, 0, p); |
20510f2f4 security: Convert... |
1620 1621 1622 1623 |
} int security_task_getscheduler(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1624 |
return call_int_hook(task_getscheduler, 0, p); |
20510f2f4 security: Convert... |
1625 1626 1627 1628 |
} int security_task_movememory(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1629 |
return call_int_hook(task_movememory, 0, p); |
20510f2f4 security: Convert... |
1630 |
} |
ae7795bc6 signal: Distingui... |
1631 |
int security_task_kill(struct task_struct *p, struct kernel_siginfo *info, |
6b4f3d010 usb, signal, secu... |
1632 |
int sig, const struct cred *cred) |
20510f2f4 security: Convert... |
1633 |
{ |
6b4f3d010 usb, signal, secu... |
1634 |
return call_int_hook(task_kill, 0, p, info, sig, cred); |
20510f2f4 security: Convert... |
1635 |
} |
20510f2f4 security: Convert... |
1636 |
int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, |
d84f4f992 CRED: Inaugurate ... |
1637 |
unsigned long arg4, unsigned long arg5) |
20510f2f4 security: Convert... |
1638 |
{ |
b1d9e6b06 LSM: Switch to li... |
1639 1640 1641 |
int thisrc; int rc = -ENOSYS; struct security_hook_list *hp; |
df0ce1733 security: convert... |
1642 |
hlist_for_each_entry(hp, &security_hook_heads.task_prctl, list) { |
b1d9e6b06 LSM: Switch to li... |
1643 1644 1645 1646 1647 1648 1649 1650 |
thisrc = hp->hook.task_prctl(option, arg2, arg3, arg4, arg5); if (thisrc != -ENOSYS) { rc = thisrc; if (thisrc != 0) break; } } return rc; |
20510f2f4 security: Convert... |
1651 1652 1653 1654 |
} void security_task_to_inode(struct task_struct *p, struct inode *inode) { |
f25fce3e8 LSM: Introduce se... |
1655 |
call_void_hook(task_to_inode, p, inode); |
20510f2f4 security: Convert... |
1656 1657 1658 1659 |
} int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) { |
f25fce3e8 LSM: Introduce se... |
1660 |
return call_int_hook(ipc_permission, 0, ipcp, flag); |
20510f2f4 security: Convert... |
1661 |
} |
8a076191f LSM: Introduce in... |
1662 1663 |
void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) { |
b1d9e6b06 LSM: Switch to li... |
1664 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1665 |
call_void_hook(ipc_getsecid, ipcp, secid); |
8a076191f LSM: Introduce in... |
1666 |
} |
20510f2f4 security: Convert... |
1667 1668 |
int security_msg_msg_alloc(struct msg_msg *msg) { |
ecd5f82e0 LSM: Infrastructu... |
1669 1670 1671 1672 1673 1674 1675 1676 |
int rc = lsm_msg_msg_alloc(msg); if (unlikely(rc)) return rc; rc = call_int_hook(msg_msg_alloc_security, 0, msg); if (unlikely(rc)) security_msg_msg_free(msg); return rc; |
20510f2f4 security: Convert... |
1677 1678 1679 1680 |
} void security_msg_msg_free(struct msg_msg *msg) { |
f25fce3e8 LSM: Introduce se... |
1681 |
call_void_hook(msg_msg_free_security, msg); |
ecd5f82e0 LSM: Infrastructu... |
1682 1683 |
kfree(msg->security); msg->security = NULL; |
20510f2f4 security: Convert... |
1684 |
} |
d8c6e8543 msg/security: Pas... |
1685 |
int security_msg_queue_alloc(struct kern_ipc_perm *msq) |
20510f2f4 security: Convert... |
1686 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1687 1688 1689 1690 1691 1692 1693 1694 |
int rc = lsm_ipc_alloc(msq); if (unlikely(rc)) return rc; rc = call_int_hook(msg_queue_alloc_security, 0, msq); if (unlikely(rc)) security_msg_queue_free(msq); return rc; |
20510f2f4 security: Convert... |
1695 |
} |
d8c6e8543 msg/security: Pas... |
1696 |
void security_msg_queue_free(struct kern_ipc_perm *msq) |
20510f2f4 security: Convert... |
1697 |
{ |
f25fce3e8 LSM: Introduce se... |
1698 |
call_void_hook(msg_queue_free_security, msq); |
ecd5f82e0 LSM: Infrastructu... |
1699 1700 |
kfree(msq->security); msq->security = NULL; |
20510f2f4 security: Convert... |
1701 |
} |
d8c6e8543 msg/security: Pas... |
1702 |
int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg) |
20510f2f4 security: Convert... |
1703 |
{ |
f25fce3e8 LSM: Introduce se... |
1704 |
return call_int_hook(msg_queue_associate, 0, msq, msqflg); |
20510f2f4 security: Convert... |
1705 |
} |
d8c6e8543 msg/security: Pas... |
1706 |
int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd) |
20510f2f4 security: Convert... |
1707 |
{ |
f25fce3e8 LSM: Introduce se... |
1708 |
return call_int_hook(msg_queue_msgctl, 0, msq, cmd); |
20510f2f4 security: Convert... |
1709 |
} |
d8c6e8543 msg/security: Pas... |
1710 |
int security_msg_queue_msgsnd(struct kern_ipc_perm *msq, |
20510f2f4 security: Convert... |
1711 1712 |
struct msg_msg *msg, int msqflg) { |
f25fce3e8 LSM: Introduce se... |
1713 |
return call_int_hook(msg_queue_msgsnd, 0, msq, msg, msqflg); |
20510f2f4 security: Convert... |
1714 |
} |
d8c6e8543 msg/security: Pas... |
1715 |
int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg, |
20510f2f4 security: Convert... |
1716 1717 |
struct task_struct *target, long type, int mode) { |
f25fce3e8 LSM: Introduce se... |
1718 |
return call_int_hook(msg_queue_msgrcv, 0, msq, msg, target, type, mode); |
20510f2f4 security: Convert... |
1719 |
} |
7191adff2 shm/security: Pas... |
1720 |
int security_shm_alloc(struct kern_ipc_perm *shp) |
20510f2f4 security: Convert... |
1721 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1722 1723 1724 1725 1726 1727 1728 1729 |
int rc = lsm_ipc_alloc(shp); if (unlikely(rc)) return rc; rc = call_int_hook(shm_alloc_security, 0, shp); if (unlikely(rc)) security_shm_free(shp); return rc; |
20510f2f4 security: Convert... |
1730 |
} |
7191adff2 shm/security: Pas... |
1731 |
void security_shm_free(struct kern_ipc_perm *shp) |
20510f2f4 security: Convert... |
1732 |
{ |
f25fce3e8 LSM: Introduce se... |
1733 |
call_void_hook(shm_free_security, shp); |
ecd5f82e0 LSM: Infrastructu... |
1734 1735 |
kfree(shp->security); shp->security = NULL; |
20510f2f4 security: Convert... |
1736 |
} |
7191adff2 shm/security: Pas... |
1737 |
int security_shm_associate(struct kern_ipc_perm *shp, int shmflg) |
20510f2f4 security: Convert... |
1738 |
{ |
f25fce3e8 LSM: Introduce se... |
1739 |
return call_int_hook(shm_associate, 0, shp, shmflg); |
20510f2f4 security: Convert... |
1740 |
} |
7191adff2 shm/security: Pas... |
1741 |
int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd) |
20510f2f4 security: Convert... |
1742 |
{ |
f25fce3e8 LSM: Introduce se... |
1743 |
return call_int_hook(shm_shmctl, 0, shp, cmd); |
20510f2f4 security: Convert... |
1744 |
} |
7191adff2 shm/security: Pas... |
1745 |
int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) |
20510f2f4 security: Convert... |
1746 |
{ |
f25fce3e8 LSM: Introduce se... |
1747 |
return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); |
20510f2f4 security: Convert... |
1748 |
} |
aefad9593 sem/security: Pas... |
1749 |
int security_sem_alloc(struct kern_ipc_perm *sma) |
20510f2f4 security: Convert... |
1750 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1751 1752 1753 1754 1755 1756 1757 1758 |
int rc = lsm_ipc_alloc(sma); if (unlikely(rc)) return rc; rc = call_int_hook(sem_alloc_security, 0, sma); if (unlikely(rc)) security_sem_free(sma); return rc; |
20510f2f4 security: Convert... |
1759 |
} |
aefad9593 sem/security: Pas... |
1760 |
void security_sem_free(struct kern_ipc_perm *sma) |
20510f2f4 security: Convert... |
1761 |
{ |
f25fce3e8 LSM: Introduce se... |
1762 |
call_void_hook(sem_free_security, sma); |
ecd5f82e0 LSM: Infrastructu... |
1763 1764 |
kfree(sma->security); sma->security = NULL; |
20510f2f4 security: Convert... |
1765 |
} |
aefad9593 sem/security: Pas... |
1766 |
int security_sem_associate(struct kern_ipc_perm *sma, int semflg) |
20510f2f4 security: Convert... |
1767 |
{ |
f25fce3e8 LSM: Introduce se... |
1768 |
return call_int_hook(sem_associate, 0, sma, semflg); |
20510f2f4 security: Convert... |
1769 |
} |
aefad9593 sem/security: Pas... |
1770 |
int security_sem_semctl(struct kern_ipc_perm *sma, int cmd) |
20510f2f4 security: Convert... |
1771 |
{ |
f25fce3e8 LSM: Introduce se... |
1772 |
return call_int_hook(sem_semctl, 0, sma, cmd); |
20510f2f4 security: Convert... |
1773 |
} |
aefad9593 sem/security: Pas... |
1774 |
int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops, |
20510f2f4 security: Convert... |
1775 1776 |
unsigned nsops, int alter) { |
f25fce3e8 LSM: Introduce se... |
1777 |
return call_int_hook(sem_semop, 0, sma, sops, nsops, alter); |
20510f2f4 security: Convert... |
1778 1779 1780 1781 1782 1783 |
} void security_d_instantiate(struct dentry *dentry, struct inode *inode) { if (unlikely(inode && IS_PRIVATE(inode))) return; |
f25fce3e8 LSM: Introduce se... |
1784 |
call_void_hook(d_instantiate, dentry, inode); |
20510f2f4 security: Convert... |
1785 1786 |
} EXPORT_SYMBOL(security_d_instantiate); |
6d9c939db procfs: add smack... |
1787 1788 |
int security_getprocattr(struct task_struct *p, const char *lsm, char *name, char **value) |
20510f2f4 security: Convert... |
1789 |
{ |
6d9c939db procfs: add smack... |
1790 1791 1792 1793 1794 1795 1796 1797 |
struct security_hook_list *hp; hlist_for_each_entry(hp, &security_hook_heads.getprocattr, list) { if (lsm != NULL && strcmp(lsm, hp->lsm)) continue; return hp->hook.getprocattr(p, name, value); } return -EINVAL; |
20510f2f4 security: Convert... |
1798 |
} |
6d9c939db procfs: add smack... |
1799 1800 |
int security_setprocattr(const char *lsm, const char *name, void *value, size_t size) |
20510f2f4 security: Convert... |
1801 |
{ |
6d9c939db procfs: add smack... |
1802 1803 1804 1805 1806 1807 1808 1809 |
struct security_hook_list *hp; hlist_for_each_entry(hp, &security_hook_heads.setprocattr, list) { if (lsm != NULL && strcmp(lsm, hp->lsm)) continue; return hp->hook.setprocattr(name, value, size); } return -EINVAL; |
20510f2f4 security: Convert... |
1810 1811 1812 1813 |
} int security_netlink_send(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
1814 |
return call_int_hook(netlink_send, 0, sk, skb); |
20510f2f4 security: Convert... |
1815 |
} |
20510f2f4 security: Convert... |
1816 |
|
746df9b59 Security: Add Hoo... |
1817 1818 |
int security_ismaclabel(const char *name) { |
f25fce3e8 LSM: Introduce se... |
1819 |
return call_int_hook(ismaclabel, 0, name); |
746df9b59 Security: Add Hoo... |
1820 1821 |
} EXPORT_SYMBOL(security_ismaclabel); |
20510f2f4 security: Convert... |
1822 1823 |
int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) { |
b1d9e6b06 LSM: Switch to li... |
1824 1825 |
return call_int_hook(secid_to_secctx, -EOPNOTSUPP, secid, secdata, seclen); |
20510f2f4 security: Convert... |
1826 1827 |
} EXPORT_SYMBOL(security_secid_to_secctx); |
7bf570dc8 Security: Make se... |
1828 |
int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
63cb34492 security: add a s... |
1829 |
{ |
b1d9e6b06 LSM: Switch to li... |
1830 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1831 |
return call_int_hook(secctx_to_secid, 0, secdata, seclen, secid); |
63cb34492 security: add a s... |
1832 1833 |
} EXPORT_SYMBOL(security_secctx_to_secid); |
20510f2f4 security: Convert... |
1834 1835 |
void security_release_secctx(char *secdata, u32 seclen) { |
f25fce3e8 LSM: Introduce se... |
1836 |
call_void_hook(release_secctx, secdata, seclen); |
20510f2f4 security: Convert... |
1837 1838 |
} EXPORT_SYMBOL(security_release_secctx); |
6f3be9f56 security: Add hoo... |
1839 1840 1841 1842 1843 |
void security_inode_invalidate_secctx(struct inode *inode) { call_void_hook(inode_invalidate_secctx, inode); } EXPORT_SYMBOL(security_inode_invalidate_secctx); |
1ee65e37e LSM/SELinux: inod... |
1844 1845 |
int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) { |
f25fce3e8 LSM: Introduce se... |
1846 |
return call_int_hook(inode_notifysecctx, 0, inode, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1847 1848 1849 1850 1851 |
} EXPORT_SYMBOL(security_inode_notifysecctx); int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) { |
f25fce3e8 LSM: Introduce se... |
1852 |
return call_int_hook(inode_setsecctx, 0, dentry, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1853 1854 1855 1856 1857 |
} EXPORT_SYMBOL(security_inode_setsecctx); int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) { |
b1d9e6b06 LSM: Switch to li... |
1858 |
return call_int_hook(inode_getsecctx, -EOPNOTSUPP, inode, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1859 1860 |
} EXPORT_SYMBOL(security_inode_getsecctx); |
20510f2f4 security: Convert... |
1861 |
#ifdef CONFIG_SECURITY_NETWORK |
3610cda53 af_unix: Avoid so... |
1862 |
int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
20510f2f4 security: Convert... |
1863 |
{ |
f25fce3e8 LSM: Introduce se... |
1864 |
return call_int_hook(unix_stream_connect, 0, sock, other, newsk); |
20510f2f4 security: Convert... |
1865 1866 1867 1868 1869 |
} EXPORT_SYMBOL(security_unix_stream_connect); int security_unix_may_send(struct socket *sock, struct socket *other) { |
f25fce3e8 LSM: Introduce se... |
1870 |
return call_int_hook(unix_may_send, 0, sock, other); |
20510f2f4 security: Convert... |
1871 1872 1873 1874 1875 |
} EXPORT_SYMBOL(security_unix_may_send); int security_socket_create(int family, int type, int protocol, int kern) { |
f25fce3e8 LSM: Introduce se... |
1876 |
return call_int_hook(socket_create, 0, family, type, protocol, kern); |
20510f2f4 security: Convert... |
1877 1878 1879 1880 1881 |
} int security_socket_post_create(struct socket *sock, int family, int type, int protocol, int kern) { |
f25fce3e8 LSM: Introduce se... |
1882 |
return call_int_hook(socket_post_create, 0, sock, family, type, |
20510f2f4 security: Convert... |
1883 1884 |
protocol, kern); } |
aae7cfcbb security: add hoo... |
1885 1886 1887 1888 1889 |
int security_socket_socketpair(struct socket *socka, struct socket *sockb) { return call_int_hook(socket_socketpair, 0, socka, sockb); } EXPORT_SYMBOL(security_socket_socketpair); |
20510f2f4 security: Convert... |
1890 1891 |
int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) { |
f25fce3e8 LSM: Introduce se... |
1892 |
return call_int_hook(socket_bind, 0, sock, address, addrlen); |
20510f2f4 security: Convert... |
1893 1894 1895 1896 |
} int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) { |
f25fce3e8 LSM: Introduce se... |
1897 |
return call_int_hook(socket_connect, 0, sock, address, addrlen); |
20510f2f4 security: Convert... |
1898 1899 1900 1901 |
} int security_socket_listen(struct socket *sock, int backlog) { |
f25fce3e8 LSM: Introduce se... |
1902 |
return call_int_hook(socket_listen, 0, sock, backlog); |
20510f2f4 security: Convert... |
1903 1904 1905 1906 |
} int security_socket_accept(struct socket *sock, struct socket *newsock) { |
f25fce3e8 LSM: Introduce se... |
1907 |
return call_int_hook(socket_accept, 0, sock, newsock); |
20510f2f4 security: Convert... |
1908 |
} |
20510f2f4 security: Convert... |
1909 1910 |
int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) { |
f25fce3e8 LSM: Introduce se... |
1911 |
return call_int_hook(socket_sendmsg, 0, sock, msg, size); |
20510f2f4 security: Convert... |
1912 1913 1914 1915 1916 |
} int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, int size, int flags) { |
f25fce3e8 LSM: Introduce se... |
1917 |
return call_int_hook(socket_recvmsg, 0, sock, msg, size, flags); |
20510f2f4 security: Convert... |
1918 1919 1920 1921 |
} int security_socket_getsockname(struct socket *sock) { |
f25fce3e8 LSM: Introduce se... |
1922 |
return call_int_hook(socket_getsockname, 0, sock); |
20510f2f4 security: Convert... |
1923 1924 1925 1926 |
} int security_socket_getpeername(struct socket *sock) { |
f25fce3e8 LSM: Introduce se... |
1927 |
return call_int_hook(socket_getpeername, 0, sock); |
20510f2f4 security: Convert... |
1928 1929 1930 1931 |
} int security_socket_getsockopt(struct socket *sock, int level, int optname) { |
f25fce3e8 LSM: Introduce se... |
1932 |
return call_int_hook(socket_getsockopt, 0, sock, level, optname); |
20510f2f4 security: Convert... |
1933 1934 1935 1936 |
} int security_socket_setsockopt(struct socket *sock, int level, int optname) { |
f25fce3e8 LSM: Introduce se... |
1937 |
return call_int_hook(socket_setsockopt, 0, sock, level, optname); |
20510f2f4 security: Convert... |
1938 1939 1940 1941 |
} int security_socket_shutdown(struct socket *sock, int how) { |
f25fce3e8 LSM: Introduce se... |
1942 |
return call_int_hook(socket_shutdown, 0, sock, how); |
20510f2f4 security: Convert... |
1943 1944 1945 1946 |
} int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
1947 |
return call_int_hook(socket_sock_rcv_skb, 0, sk, skb); |
20510f2f4 security: Convert... |
1948 1949 1950 1951 1952 1953 |
} EXPORT_SYMBOL(security_sock_rcv_skb); int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, int __user *optlen, unsigned len) { |
b1d9e6b06 LSM: Switch to li... |
1954 1955 |
return call_int_hook(socket_getpeersec_stream, -ENOPROTOOPT, sock, optval, optlen, len); |
20510f2f4 security: Convert... |
1956 1957 1958 1959 |
} int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) { |
e308fd3bb LSM: restore cert... |
1960 1961 |
return call_int_hook(socket_getpeersec_dgram, -ENOPROTOOPT, sock, skb, secid); |
20510f2f4 security: Convert... |
1962 1963 1964 1965 1966 |
} EXPORT_SYMBOL(security_socket_getpeersec_dgram); int security_sk_alloc(struct sock *sk, int family, gfp_t priority) { |
f25fce3e8 LSM: Introduce se... |
1967 |
return call_int_hook(sk_alloc_security, 0, sk, family, priority); |
20510f2f4 security: Convert... |
1968 1969 1970 1971 |
} void security_sk_free(struct sock *sk) { |
f25fce3e8 LSM: Introduce se... |
1972 |
call_void_hook(sk_free_security, sk); |
20510f2f4 security: Convert... |
1973 1974 1975 1976 |
} void security_sk_clone(const struct sock *sk, struct sock *newsk) { |
f25fce3e8 LSM: Introduce se... |
1977 |
call_void_hook(sk_clone_security, sk, newsk); |
20510f2f4 security: Convert... |
1978 |
} |
6230c9b4f bluetooth: Proper... |
1979 |
EXPORT_SYMBOL(security_sk_clone); |
20510f2f4 security: Convert... |
1980 1981 1982 |
void security_sk_classify_flow(struct sock *sk, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
1983 |
call_void_hook(sk_getsecid, sk, &fl->flowi_secid); |
20510f2f4 security: Convert... |
1984 1985 1986 1987 1988 |
} EXPORT_SYMBOL(security_sk_classify_flow); void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
1989 |
call_void_hook(req_classify_flow, req, fl); |
20510f2f4 security: Convert... |
1990 1991 1992 1993 1994 |
} EXPORT_SYMBOL(security_req_classify_flow); void security_sock_graft(struct sock *sk, struct socket *parent) { |
f25fce3e8 LSM: Introduce se... |
1995 |
call_void_hook(sock_graft, sk, parent); |
20510f2f4 security: Convert... |
1996 1997 1998 1999 2000 2001 |
} EXPORT_SYMBOL(security_sock_graft); int security_inet_conn_request(struct sock *sk, struct sk_buff *skb, struct request_sock *req) { |
f25fce3e8 LSM: Introduce se... |
2002 |
return call_int_hook(inet_conn_request, 0, sk, skb, req); |
20510f2f4 security: Convert... |
2003 2004 2005 2006 2007 2008 |
} EXPORT_SYMBOL(security_inet_conn_request); void security_inet_csk_clone(struct sock *newsk, const struct request_sock *req) { |
f25fce3e8 LSM: Introduce se... |
2009 |
call_void_hook(inet_csk_clone, newsk, req); |
20510f2f4 security: Convert... |
2010 2011 2012 2013 2014 |
} void security_inet_conn_established(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
2015 |
call_void_hook(inet_conn_established, sk, skb); |
20510f2f4 security: Convert... |
2016 |
} |
72e89f500 security: Add sup... |
2017 |
EXPORT_SYMBOL(security_inet_conn_established); |
20510f2f4 security: Convert... |
2018 |
|
2606fd1fa secmark: make sec... |
2019 2020 |
int security_secmark_relabel_packet(u32 secid) { |
f25fce3e8 LSM: Introduce se... |
2021 |
return call_int_hook(secmark_relabel_packet, 0, secid); |
2606fd1fa secmark: make sec... |
2022 2023 2024 2025 2026 |
} EXPORT_SYMBOL(security_secmark_relabel_packet); void security_secmark_refcount_inc(void) { |
f25fce3e8 LSM: Introduce se... |
2027 |
call_void_hook(secmark_refcount_inc); |
2606fd1fa secmark: make sec... |
2028 2029 2030 2031 2032 |
} EXPORT_SYMBOL(security_secmark_refcount_inc); void security_secmark_refcount_dec(void) { |
f25fce3e8 LSM: Introduce se... |
2033 |
call_void_hook(secmark_refcount_dec); |
2606fd1fa secmark: make sec... |
2034 2035 |
} EXPORT_SYMBOL(security_secmark_refcount_dec); |
5dbbaf2de tun: fix LSM/SELi... |
2036 2037 |
int security_tun_dev_alloc_security(void **security) { |
f25fce3e8 LSM: Introduce se... |
2038 |
return call_int_hook(tun_dev_alloc_security, 0, security); |
5dbbaf2de tun: fix LSM/SELi... |
2039 2040 2041 2042 2043 |
} EXPORT_SYMBOL(security_tun_dev_alloc_security); void security_tun_dev_free_security(void *security) { |
f25fce3e8 LSM: Introduce se... |
2044 |
call_void_hook(tun_dev_free_security, security); |
5dbbaf2de tun: fix LSM/SELi... |
2045 2046 |
} EXPORT_SYMBOL(security_tun_dev_free_security); |
2b980dbd7 lsm: Add hooks to... |
2047 2048 |
int security_tun_dev_create(void) { |
f25fce3e8 LSM: Introduce se... |
2049 |
return call_int_hook(tun_dev_create, 0); |
2b980dbd7 lsm: Add hooks to... |
2050 2051 |
} EXPORT_SYMBOL(security_tun_dev_create); |
5dbbaf2de tun: fix LSM/SELi... |
2052 |
int security_tun_dev_attach_queue(void *security) |
2b980dbd7 lsm: Add hooks to... |
2053 |
{ |
f25fce3e8 LSM: Introduce se... |
2054 |
return call_int_hook(tun_dev_attach_queue, 0, security); |
2b980dbd7 lsm: Add hooks to... |
2055 |
} |
5dbbaf2de tun: fix LSM/SELi... |
2056 |
EXPORT_SYMBOL(security_tun_dev_attach_queue); |
2b980dbd7 lsm: Add hooks to... |
2057 |
|
5dbbaf2de tun: fix LSM/SELi... |
2058 |
int security_tun_dev_attach(struct sock *sk, void *security) |
2b980dbd7 lsm: Add hooks to... |
2059 |
{ |
f25fce3e8 LSM: Introduce se... |
2060 |
return call_int_hook(tun_dev_attach, 0, sk, security); |
2b980dbd7 lsm: Add hooks to... |
2061 2062 |
} EXPORT_SYMBOL(security_tun_dev_attach); |
5dbbaf2de tun: fix LSM/SELi... |
2063 2064 |
int security_tun_dev_open(void *security) { |
f25fce3e8 LSM: Introduce se... |
2065 |
return call_int_hook(tun_dev_open, 0, security); |
5dbbaf2de tun: fix LSM/SELi... |
2066 2067 |
} EXPORT_SYMBOL(security_tun_dev_open); |
72e89f500 security: Add sup... |
2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 |
int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb) { return call_int_hook(sctp_assoc_request, 0, ep, skb); } EXPORT_SYMBOL(security_sctp_assoc_request); int security_sctp_bind_connect(struct sock *sk, int optname, struct sockaddr *address, int addrlen) { return call_int_hook(sctp_bind_connect, 0, sk, optname, address, addrlen); } EXPORT_SYMBOL(security_sctp_bind_connect); void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk, struct sock *newsk) { call_void_hook(sctp_sk_clone, ep, sk, newsk); } EXPORT_SYMBOL(security_sctp_sk_clone); |
20510f2f4 security: Convert... |
2088 |
#endif /* CONFIG_SECURITY_NETWORK */ |
d291f1a65 IB/core: Enforce ... |
2089 2090 2091 2092 2093 2094 2095 |
#ifdef CONFIG_SECURITY_INFINIBAND int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey) { return call_int_hook(ib_pkey_access, 0, sec, subnet_prefix, pkey); } EXPORT_SYMBOL(security_ib_pkey_access); |
47a2b338f IB/core: Enforce ... |
2096 2097 2098 2099 2100 |
int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num) { return call_int_hook(ib_endport_manage_subnet, 0, sec, dev_name, port_num); } EXPORT_SYMBOL(security_ib_endport_manage_subnet); |
d291f1a65 IB/core: Enforce ... |
2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 |
int security_ib_alloc_security(void **sec) { return call_int_hook(ib_alloc_security, 0, sec); } EXPORT_SYMBOL(security_ib_alloc_security); void security_ib_free_security(void *sec) { call_void_hook(ib_free_security, sec); } EXPORT_SYMBOL(security_ib_free_security); #endif /* CONFIG_SECURITY_INFINIBAND */ |
20510f2f4 security: Convert... |
2113 |
#ifdef CONFIG_SECURITY_NETWORK_XFRM |
52a4c6404 selinux: add gfp ... |
2114 2115 2116 |
int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp) |
20510f2f4 security: Convert... |
2117 |
{ |
f25fce3e8 LSM: Introduce se... |
2118 |
return call_int_hook(xfrm_policy_alloc_security, 0, ctxp, sec_ctx, gfp); |
20510f2f4 security: Convert... |
2119 2120 |
} EXPORT_SYMBOL(security_xfrm_policy_alloc); |
03e1ad7b5 LSM: Make the Lab... |
2121 2122 |
int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp) |
20510f2f4 security: Convert... |
2123 |
{ |
f25fce3e8 LSM: Introduce se... |
2124 |
return call_int_hook(xfrm_policy_clone_security, 0, old_ctx, new_ctxp); |
20510f2f4 security: Convert... |
2125 |
} |
03e1ad7b5 LSM: Make the Lab... |
2126 |
void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
20510f2f4 security: Convert... |
2127 |
{ |
f25fce3e8 LSM: Introduce se... |
2128 |
call_void_hook(xfrm_policy_free_security, ctx); |
20510f2f4 security: Convert... |
2129 2130 |
} EXPORT_SYMBOL(security_xfrm_policy_free); |
03e1ad7b5 LSM: Make the Lab... |
2131 |
int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
20510f2f4 security: Convert... |
2132 |
{ |
f25fce3e8 LSM: Introduce se... |
2133 |
return call_int_hook(xfrm_policy_delete_security, 0, ctx); |
20510f2f4 security: Convert... |
2134 |
} |
2e5aa8660 lsm: split the xf... |
2135 2136 |
int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) |
20510f2f4 security: Convert... |
2137 |
{ |
f25fce3e8 LSM: Introduce se... |
2138 |
return call_int_hook(xfrm_state_alloc, 0, x, sec_ctx); |
20510f2f4 security: Convert... |
2139 2140 2141 2142 2143 2144 |
} EXPORT_SYMBOL(security_xfrm_state_alloc); int security_xfrm_state_alloc_acquire(struct xfrm_state *x, struct xfrm_sec_ctx *polsec, u32 secid) { |
f25fce3e8 LSM: Introduce se... |
2145 |
return call_int_hook(xfrm_state_alloc_acquire, 0, x, polsec, secid); |
20510f2f4 security: Convert... |
2146 2147 2148 2149 |
} int security_xfrm_state_delete(struct xfrm_state *x) { |
f25fce3e8 LSM: Introduce se... |
2150 |
return call_int_hook(xfrm_state_delete_security, 0, x); |
20510f2f4 security: Convert... |
2151 2152 2153 2154 2155 |
} EXPORT_SYMBOL(security_xfrm_state_delete); void security_xfrm_state_free(struct xfrm_state *x) { |
f25fce3e8 LSM: Introduce se... |
2156 |
call_void_hook(xfrm_state_free_security, x); |
20510f2f4 security: Convert... |
2157 |
} |
03e1ad7b5 LSM: Make the Lab... |
2158 |
int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
20510f2f4 security: Convert... |
2159 |
{ |
f25fce3e8 LSM: Introduce se... |
2160 |
return call_int_hook(xfrm_policy_lookup, 0, ctx, fl_secid, dir); |
20510f2f4 security: Convert... |
2161 2162 2163 |
} int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
e33f77042 xfrm: Mark flowi ... |
2164 2165 |
struct xfrm_policy *xp, const struct flowi *fl) |
20510f2f4 security: Convert... |
2166 |
{ |
b1d9e6b06 LSM: Switch to li... |
2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 |
struct security_hook_list *hp; int rc = 1; /* * Since this function is expected to return 0 or 1, the judgment * becomes difficult if multiple LSMs supply this call. Fortunately, * we can use the first LSM's judgment because currently only SELinux * supplies this call. * * For speed optimization, we explicitly break the loop rather than * using the macro */ |
df0ce1733 security: convert... |
2179 |
hlist_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match, |
b1d9e6b06 LSM: Switch to li... |
2180 2181 2182 2183 2184 |
list) { rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl); break; } return rc; |
20510f2f4 security: Convert... |
2185 2186 2187 2188 |
} int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) { |
f25fce3e8 LSM: Introduce se... |
2189 |
return call_int_hook(xfrm_decode_session, 0, skb, secid, 1); |
20510f2f4 security: Convert... |
2190 2191 2192 2193 |
} void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
2194 2195 |
int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid, 0); |
20510f2f4 security: Convert... |
2196 2197 2198 2199 2200 2201 2202 2203 |
BUG_ON(rc); } EXPORT_SYMBOL(security_skb_classify_flow); #endif /* CONFIG_SECURITY_NETWORK_XFRM */ #ifdef CONFIG_KEYS |
d84f4f992 CRED: Inaugurate ... |
2204 2205 |
int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags) |
20510f2f4 security: Convert... |
2206 |
{ |
f25fce3e8 LSM: Introduce se... |
2207 |
return call_int_hook(key_alloc, 0, key, cred, flags); |
20510f2f4 security: Convert... |
2208 2209 2210 2211 |
} void security_key_free(struct key *key) { |
f25fce3e8 LSM: Introduce se... |
2212 |
call_void_hook(key_free, key); |
20510f2f4 security: Convert... |
2213 2214 2215 |
} int security_key_permission(key_ref_t key_ref, |
f5895943d KEYS: Move the fl... |
2216 |
const struct cred *cred, unsigned perm) |
20510f2f4 security: Convert... |
2217 |
{ |
f25fce3e8 LSM: Introduce se... |
2218 |
return call_int_hook(key_permission, 0, key_ref, cred, perm); |
20510f2f4 security: Convert... |
2219 |
} |
70a5bb72b keys: add keyctl ... |
2220 2221 |
int security_key_getsecurity(struct key *key, char **_buffer) { |
b1d9e6b06 LSM: Switch to li... |
2222 |
*_buffer = NULL; |
f25fce3e8 LSM: Introduce se... |
2223 |
return call_int_hook(key_getsecurity, 0, key, _buffer); |
70a5bb72b keys: add keyctl ... |
2224 |
} |
20510f2f4 security: Convert... |
2225 |
#endif /* CONFIG_KEYS */ |
03d37d25e LSM/Audit: Introd... |
2226 2227 2228 2229 2230 |
#ifdef CONFIG_AUDIT int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) { |
f25fce3e8 LSM: Introduce se... |
2231 |
return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2232 2233 2234 2235 |
} int security_audit_rule_known(struct audit_krule *krule) { |
f25fce3e8 LSM: Introduce se... |
2236 |
return call_int_hook(audit_rule_known, 0, krule); |
03d37d25e LSM/Audit: Introd... |
2237 2238 2239 2240 |
} void security_audit_rule_free(void *lsmrule) { |
f25fce3e8 LSM: Introduce se... |
2241 |
call_void_hook(audit_rule_free, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2242 |
} |
90462a5bd audit: remove unu... |
2243 |
int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule) |
03d37d25e LSM/Audit: Introd... |
2244 |
{ |
90462a5bd audit: remove unu... |
2245 |
return call_int_hook(audit_rule_match, 0, secid, field, op, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2246 |
} |
b1d9e6b06 LSM: Switch to li... |
2247 |
#endif /* CONFIG_AUDIT */ |
afdb09c72 security: bpf: Ad... |
2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 |
#ifdef CONFIG_BPF_SYSCALL int security_bpf(int cmd, union bpf_attr *attr, unsigned int size) { return call_int_hook(bpf, 0, cmd, attr, size); } int security_bpf_map(struct bpf_map *map, fmode_t fmode) { return call_int_hook(bpf_map, 0, map, fmode); } int security_bpf_prog(struct bpf_prog *prog) { return call_int_hook(bpf_prog, 0, prog); } int security_bpf_map_alloc(struct bpf_map *map) { return call_int_hook(bpf_map_alloc_security, 0, map); } int security_bpf_prog_alloc(struct bpf_prog_aux *aux) { return call_int_hook(bpf_prog_alloc_security, 0, aux); } void security_bpf_map_free(struct bpf_map *map) { call_void_hook(bpf_map_free_security, map); } void security_bpf_prog_free(struct bpf_prog_aux *aux) { call_void_hook(bpf_prog_free_security, aux); } #endif /* CONFIG_BPF_SYSCALL */ |
9e47d31d6 security: Add a "... |
2279 2280 2281 2282 2283 2284 |
int security_locked_down(enum lockdown_reason what) { return call_int_hook(locked_down, 0, what); } EXPORT_SYMBOL(security_locked_down); |
da97e1845 perf_event: Add s... |
2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 |
#ifdef CONFIG_PERF_EVENTS int security_perf_event_open(struct perf_event_attr *attr, int type) { return call_int_hook(perf_event_open, 0, attr, type); } int security_perf_event_alloc(struct perf_event *event) { return call_int_hook(perf_event_alloc, 0, event); } void security_perf_event_free(struct perf_event *event) { call_void_hook(perf_event_free, event); } int security_perf_event_read(struct perf_event *event) { return call_int_hook(perf_event_read, 0, event); } int security_perf_event_write(struct perf_event *event) { return call_int_hook(perf_event_write, 0, event); } #endif /* CONFIG_PERF_EVENTS */ |