1 /* 2 * Copyright 2011 Tresys Technology, LLC. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY TRESYS TECHNOLOGY, LLC ``AS IS'' AND ANY EXPRESS 15 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 17 * EVENT SHALL TRESYS TECHNOLOGY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 18 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 19 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 21 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 22 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 * The views and conclusions contained in the software and documentation are those 26 * of the authors and should not be interpreted as representing official policies, 27 * either expressed or implied, of Tresys Technology, LLC. 28 */ 29 30 #ifndef CIL_INTERNAL_H_ 31 #define CIL_INTERNAL_H_ 32 33 #include <stdlib.h> 34 #include <stdio.h> 35 #include <stdint.h> 36 #include <arpa/inet.h> 37 38 #include <sepol/policydb/services.h> 39 #include <sepol/policydb/policydb.h> 40 #include <sepol/policydb/flask_types.h> 41 42 #include <cil/cil.h> 43 44 #include "cil_flavor.h" 45 #include "cil_tree.h" 46 #include "cil_symtab.h" 47 #include "cil_mem.h" 48 49 #define CIL_MAX_NAME_LENGTH 2048 50 51 52 enum cil_pass { 53 CIL_PASS_INIT = 0, 54 55 CIL_PASS_TIF, 56 CIL_PASS_IN, 57 CIL_PASS_BLKIN_LINK, 58 CIL_PASS_BLKIN_COPY, 59 CIL_PASS_BLKABS, 60 CIL_PASS_MACRO, 61 CIL_PASS_CALL1, 62 CIL_PASS_CALL2, 63 CIL_PASS_ALIAS1, 64 CIL_PASS_ALIAS2, 65 CIL_PASS_MISC1, 66 CIL_PASS_MLS, 67 CIL_PASS_MISC2, 68 CIL_PASS_MISC3, 69 70 CIL_PASS_NUM 71 }; 72 73 74 /* 75 Keywords 76 */ 77 char *CIL_KEY_CONS_T1; 78 char *CIL_KEY_CONS_T2; 79 char *CIL_KEY_CONS_T3; 80 char *CIL_KEY_CONS_R1; 81 char *CIL_KEY_CONS_R2; 82 char *CIL_KEY_CONS_R3; 83 char *CIL_KEY_CONS_U1; 84 char *CIL_KEY_CONS_U2; 85 char *CIL_KEY_CONS_U3; 86 char *CIL_KEY_CONS_L1; 87 char *CIL_KEY_CONS_L2; 88 char *CIL_KEY_CONS_H1; 89 char *CIL_KEY_CONS_H2; 90 char *CIL_KEY_AND; 91 char *CIL_KEY_OR; 92 char *CIL_KEY_NOT; 93 char *CIL_KEY_EQ; 94 char *CIL_KEY_NEQ; 95 char *CIL_KEY_CONS_DOM; 96 char *CIL_KEY_CONS_DOMBY; 97 char *CIL_KEY_CONS_INCOMP; 98 char *CIL_KEY_CONDTRUE; 99 char *CIL_KEY_CONDFALSE; 100 char *CIL_KEY_SELF; 101 char *CIL_KEY_OBJECT_R; 102 char *CIL_KEY_STAR; 103 char *CIL_KEY_TCP; 104 char *CIL_KEY_UDP; 105 char *CIL_KEY_DCCP; 106 char *CIL_KEY_AUDITALLOW; 107 char *CIL_KEY_TUNABLEIF; 108 char *CIL_KEY_ALLOW; 109 char *CIL_KEY_DONTAUDIT; 110 char *CIL_KEY_TYPETRANSITION; 111 char *CIL_KEY_TYPECHANGE; 112 char *CIL_KEY_CALL; 113 char *CIL_KEY_TUNABLE; 114 char *CIL_KEY_XOR; 115 char *CIL_KEY_ALL; 116 char *CIL_KEY_RANGE; 117 char *CIL_KEY_GLOB; 118 char *CIL_KEY_FILE; 119 char *CIL_KEY_DIR; 120 char *CIL_KEY_CHAR; 121 char *CIL_KEY_BLOCK; 122 char *CIL_KEY_SOCKET; 123 char *CIL_KEY_PIPE; 124 char *CIL_KEY_SYMLINK; 125 char *CIL_KEY_ANY; 126 char *CIL_KEY_XATTR; 127 char *CIL_KEY_TASK; 128 char *CIL_KEY_TRANS; 129 char *CIL_KEY_TYPE; 130 char *CIL_KEY_ROLE; 131 char *CIL_KEY_USER; 132 char *CIL_KEY_USERATTRIBUTE; 133 char *CIL_KEY_USERATTRIBUTESET; 134 char *CIL_KEY_SENSITIVITY; 135 char *CIL_KEY_CATEGORY; 136 char *CIL_KEY_CATSET; 137 char *CIL_KEY_LEVEL; 138 char *CIL_KEY_LEVELRANGE; 139 char *CIL_KEY_CLASS; 140 char *CIL_KEY_IPADDR; 141 char *CIL_KEY_MAP_CLASS; 142 char *CIL_KEY_CLASSPERMISSION; 143 char *CIL_KEY_BOOL; 144 char *CIL_KEY_STRING; 145 char *CIL_KEY_NAME; 146 char *CIL_KEY_SOURCE; 147 char *CIL_KEY_TARGET; 148 char *CIL_KEY_LOW; 149 char *CIL_KEY_HIGH; 150 char *CIL_KEY_LOW_HIGH; 151 char *CIL_KEY_HANDLEUNKNOWN; 152 char *CIL_KEY_HANDLEUNKNOWN_ALLOW; 153 char *CIL_KEY_HANDLEUNKNOWN_DENY; 154 char *CIL_KEY_HANDLEUNKNOWN_REJECT; 155 char *CIL_KEY_MACRO; 156 char *CIL_KEY_IN; 157 char *CIL_KEY_MLS; 158 char *CIL_KEY_DEFAULTRANGE; 159 char *CIL_KEY_BLOCKINHERIT; 160 char *CIL_KEY_BLOCKABSTRACT; 161 char *CIL_KEY_CLASSORDER; 162 char *CIL_KEY_CLASSMAPPING; 163 char *CIL_KEY_CLASSPERMISSIONSET; 164 char *CIL_KEY_COMMON; 165 char *CIL_KEY_CLASSCOMMON; 166 char *CIL_KEY_SID; 167 char *CIL_KEY_SIDCONTEXT; 168 char *CIL_KEY_SIDORDER; 169 char *CIL_KEY_USERLEVEL; 170 char *CIL_KEY_USERRANGE; 171 char *CIL_KEY_USERBOUNDS; 172 char *CIL_KEY_USERPREFIX; 173 char *CIL_KEY_SELINUXUSER; 174 char *CIL_KEY_SELINUXUSERDEFAULT; 175 char *CIL_KEY_TYPEATTRIBUTE; 176 char *CIL_KEY_TYPEATTRIBUTESET; 177 char *CIL_KEY_EXPANDTYPEATTRIBUTE; 178 char *CIL_KEY_TYPEALIAS; 179 char *CIL_KEY_TYPEALIASACTUAL; 180 char *CIL_KEY_TYPEBOUNDS; 181 char *CIL_KEY_TYPEPERMISSIVE; 182 char *CIL_KEY_RANGETRANSITION; 183 char *CIL_KEY_USERROLE; 184 char *CIL_KEY_ROLETYPE; 185 char *CIL_KEY_ROLETRANSITION; 186 char *CIL_KEY_ROLEALLOW; 187 char *CIL_KEY_ROLEATTRIBUTE; 188 char *CIL_KEY_ROLEATTRIBUTESET; 189 char *CIL_KEY_ROLEBOUNDS; 190 char *CIL_KEY_BOOLEANIF; 191 char *CIL_KEY_NEVERALLOW; 192 char *CIL_KEY_TYPEMEMBER; 193 char *CIL_KEY_SENSALIAS; 194 char *CIL_KEY_SENSALIASACTUAL; 195 char *CIL_KEY_CATALIAS; 196 char *CIL_KEY_CATALIASACTUAL; 197 char *CIL_KEY_CATORDER; 198 char *CIL_KEY_SENSITIVITYORDER; 199 char *CIL_KEY_SENSCAT; 200 char *CIL_KEY_CONSTRAIN; 201 char *CIL_KEY_MLSCONSTRAIN; 202 char *CIL_KEY_VALIDATETRANS; 203 char *CIL_KEY_MLSVALIDATETRANS; 204 char *CIL_KEY_CONTEXT; 205 char *CIL_KEY_FILECON; 206 char *CIL_KEY_PORTCON; 207 char *CIL_KEY_NODECON; 208 char *CIL_KEY_GENFSCON; 209 char *CIL_KEY_NETIFCON; 210 char *CIL_KEY_PIRQCON; 211 char *CIL_KEY_IOMEMCON; 212 char *CIL_KEY_IOPORTCON; 213 char *CIL_KEY_PCIDEVICECON; 214 char *CIL_KEY_DEVICETREECON; 215 char *CIL_KEY_FSUSE; 216 char *CIL_KEY_POLICYCAP; 217 char *CIL_KEY_OPTIONAL; 218 char *CIL_KEY_DEFAULTUSER; 219 char *CIL_KEY_DEFAULTROLE; 220 char *CIL_KEY_DEFAULTTYPE; 221 char *CIL_KEY_ROOT; 222 char *CIL_KEY_NODE; 223 char *CIL_KEY_PERM; 224 char *CIL_KEY_ALLOWX; 225 char *CIL_KEY_AUDITALLOWX; 226 char *CIL_KEY_DONTAUDITX; 227 char *CIL_KEY_NEVERALLOWX; 228 char *CIL_KEY_PERMISSIONX; 229 char *CIL_KEY_IOCTL; 230 char *CIL_KEY_UNORDERED; 231 char *CIL_KEY_SRC_INFO; 232 char *CIL_KEY_SRC_CIL; 233 char *CIL_KEY_SRC_HLL; 234 235 /* 236 Symbol Table Array Indices 237 */ 238 enum cil_sym_index { 239 CIL_SYM_BLOCKS = 0, 240 CIL_SYM_USERS, 241 CIL_SYM_ROLES, 242 CIL_SYM_TYPES, 243 CIL_SYM_COMMONS, 244 CIL_SYM_CLASSES, 245 CIL_SYM_CLASSPERMSETS, 246 CIL_SYM_BOOLS, 247 CIL_SYM_TUNABLES, 248 CIL_SYM_SENS, 249 CIL_SYM_CATS, 250 CIL_SYM_SIDS, 251 CIL_SYM_CONTEXTS, 252 CIL_SYM_LEVELS, 253 CIL_SYM_LEVELRANGES, 254 CIL_SYM_POLICYCAPS, 255 CIL_SYM_IPADDRS, 256 CIL_SYM_NAMES, 257 CIL_SYM_PERMX, 258 CIL_SYM_NUM, 259 CIL_SYM_UNKNOWN, 260 CIL_SYM_PERMS // Special case for permissions. This symtab is not included in arrays 261 }; 262 263 enum cil_sym_array { 264 CIL_SYM_ARRAY_ROOT = 0, 265 CIL_SYM_ARRAY_BLOCK, 266 CIL_SYM_ARRAY_IN, 267 CIL_SYM_ARRAY_MACRO, 268 CIL_SYM_ARRAY_CONDBLOCK, 269 CIL_SYM_ARRAY_NUM 270 }; 271 272 extern int cil_sym_sizes[CIL_SYM_ARRAY_NUM][CIL_SYM_NUM]; 273 274 #define CIL_CLASS_SYM_SIZE 256 275 #define CIL_PERMS_PER_CLASS (sizeof(sepol_access_vector_t) * 8) 276 277 struct cil_db { 278 struct cil_tree *parse; 279 struct cil_tree *ast; 280 struct cil_type *selftype; 281 struct cil_list *sidorder; 282 struct cil_list *classorder; 283 struct cil_list *catorder; 284 struct cil_list *sensitivityorder; 285 struct cil_sort *netifcon; 286 struct cil_sort *genfscon; 287 struct cil_sort *filecon; 288 struct cil_sort *nodecon; 289 struct cil_sort *portcon; 290 struct cil_sort *pirqcon; 291 struct cil_sort *iomemcon; 292 struct cil_sort *ioportcon; 293 struct cil_sort *pcidevicecon; 294 struct cil_sort *devicetreecon; 295 struct cil_sort *fsuse; 296 struct cil_list *userprefixes; 297 struct cil_list *selinuxusers; 298 struct cil_list *names; 299 int num_types_and_attrs; 300 int num_classes; 301 int num_cats; 302 int num_types; 303 int num_roles; 304 int num_users; 305 struct cil_type **val_to_type; 306 struct cil_role **val_to_role; 307 struct cil_user **val_to_user; 308 int disable_dontaudit; 309 int disable_neverallow; 310 int attrs_expand_generated; 311 unsigned attrs_expand_size; 312 int preserve_tunables; 313 int handle_unknown; 314 int mls; 315 int target_platform; 316 int policy_version; 317 }; 318 319 struct cil_root { 320 symtab_t symtab[CIL_SYM_NUM]; 321 }; 322 323 struct cil_sort { 324 enum cil_flavor flavor; 325 uint32_t count; 326 uint32_t index; 327 void **array; 328 }; 329 330 struct cil_block { 331 struct cil_symtab_datum datum; 332 symtab_t symtab[CIL_SYM_NUM]; 333 uint16_t is_abstract; 334 struct cil_list *bi_nodes; 335 }; 336 337 struct cil_blockinherit { 338 char *block_str; 339 struct cil_block *block; 340 }; 341 342 struct cil_blockabstract { 343 char *block_str; 344 }; 345 346 struct cil_in { 347 symtab_t symtab[CIL_SYM_NUM]; 348 char *block_str; 349 }; 350 351 struct cil_optional { 352 struct cil_symtab_datum datum; 353 int enabled; 354 }; 355 356 struct cil_perm { 357 struct cil_symtab_datum datum; 358 unsigned int value; 359 struct cil_list *classperms; /* Only used for map perms */ 360 }; 361 362 struct cil_class { 363 struct cil_symtab_datum datum; 364 symtab_t perms; 365 unsigned int num_perms; 366 struct cil_class *common; /* Only used for kernel class */ 367 uint32_t ordered; /* Only used for kernel class */ 368 }; 369 370 struct cil_classorder { 371 struct cil_list *class_list_str; 372 }; 373 374 struct cil_classperms_set { 375 char *set_str; 376 struct cil_classpermission *set; 377 }; 378 379 struct cil_classperms { 380 char *class_str; 381 struct cil_class *class; 382 struct cil_list *perm_strs; 383 struct cil_list *perms; 384 }; 385 386 struct cil_classpermission { 387 struct cil_symtab_datum datum; 388 struct cil_list *classperms; 389 }; 390 391 struct cil_classpermissionset { 392 char *set_str; 393 struct cil_list *classperms; 394 }; 395 396 struct cil_classmapping { 397 char *map_class_str; 398 char *map_perm_str; 399 struct cil_list *classperms; 400 }; 401 402 struct cil_classcommon { 403 char *class_str; 404 char *common_str; 405 }; 406 407 struct cil_alias { 408 struct cil_symtab_datum datum; 409 void *actual; 410 }; 411 412 struct cil_aliasactual { 413 char *alias_str; 414 char *actual_str; 415 }; 416 417 struct cil_sid { 418 struct cil_symtab_datum datum; 419 struct cil_context *context; 420 uint32_t ordered; 421 }; 422 423 struct cil_sidcontext { 424 char *sid_str; 425 char *context_str; 426 struct cil_context *context; 427 }; 428 429 struct cil_sidorder { 430 struct cil_list *sid_list_str; 431 }; 432 433 struct cil_user { 434 struct cil_symtab_datum datum; 435 struct cil_user *bounds; 436 ebitmap_t *roles; 437 struct cil_level *dftlevel; 438 struct cil_levelrange *range; 439 int value; 440 }; 441 442 struct cil_userattribute { 443 struct cil_symtab_datum datum; 444 struct cil_list *expr_list; 445 ebitmap_t *users; 446 }; 447 448 struct cil_userattributeset { 449 char *attr_str; 450 struct cil_list *str_expr; 451 struct cil_list *datum_expr; 452 }; 453 454 struct cil_userrole { 455 char *user_str; 456 void *user; 457 char *role_str; 458 void *role; 459 }; 460 461 struct cil_userlevel { 462 char *user_str; 463 char *level_str; 464 struct cil_level *level; 465 }; 466 467 struct cil_userrange { 468 char *user_str; 469 char *range_str; 470 struct cil_levelrange *range; 471 }; 472 473 struct cil_userprefix { 474 char *user_str; 475 struct cil_user *user; 476 char *prefix_str; 477 }; 478 479 struct cil_selinuxuser { 480 char *name_str; 481 char *user_str; 482 struct cil_user *user; 483 char *range_str; 484 struct cil_levelrange *range; 485 }; 486 487 struct cil_role { 488 struct cil_symtab_datum datum; 489 struct cil_role *bounds; 490 ebitmap_t *types; 491 int value; 492 }; 493 494 struct cil_roleattribute { 495 struct cil_symtab_datum datum; 496 struct cil_list *expr_list; 497 ebitmap_t *roles; 498 }; 499 500 struct cil_roleattributeset { 501 char *attr_str; 502 struct cil_list *str_expr; 503 struct cil_list *datum_expr; 504 }; 505 506 struct cil_roletype { 507 char *role_str; 508 void *role; /* role or attribute */ 509 char *type_str; 510 void *type; /* type, alias, or attribute */ 511 }; 512 513 struct cil_type { 514 struct cil_symtab_datum datum; 515 struct cil_type *bounds; 516 int value; 517 }; 518 519 #define CIL_ATTR_AVRULE (1 << 0) 520 #define CIL_ATTR_NEVERALLOW (1 << 1) 521 #define CIL_ATTR_CONSTRAINT (1 << 2) 522 #define CIL_ATTR_EXPAND_TRUE (1 << 3) 523 #define CIL_ATTR_EXPAND_FALSE (1 << 4) 524 struct cil_typeattribute { 525 struct cil_symtab_datum datum; 526 struct cil_list *expr_list; 527 ebitmap_t *types; 528 int used; // whether or not this attribute was used in a binary policy rule 529 }; 530 531 struct cil_typeattributeset { 532 char *attr_str; 533 struct cil_list *str_expr; 534 struct cil_list *datum_expr; 535 }; 536 537 struct cil_expandtypeattribute { 538 struct cil_list *attr_strs; 539 struct cil_list *attr_datums; 540 int expand; 541 }; 542 543 struct cil_typepermissive { 544 char *type_str; 545 void *type; /* type or alias */ 546 }; 547 548 struct cil_name { 549 struct cil_symtab_datum datum; 550 char *name_str; 551 }; 552 553 struct cil_nametypetransition { 554 char *src_str; 555 void *src; /* type, alias, or attribute */ 556 char *tgt_str; 557 void *tgt; /* type, alias, or attribute */ 558 char *obj_str; 559 struct cil_class *obj; 560 char *name_str; 561 struct cil_name *name; 562 char *result_str; 563 void *result; /* type or alias */ 564 565 }; 566 567 struct cil_rangetransition { 568 char *src_str; 569 void *src; /* type, alias, or attribute */ 570 char *exec_str; 571 void *exec; /* type, alias, or attribute */ 572 char *obj_str; 573 struct cil_class *obj; 574 char *range_str; 575 struct cil_levelrange *range; 576 }; 577 578 struct cil_bool { 579 struct cil_symtab_datum datum; 580 uint16_t value; 581 }; 582 583 struct cil_tunable { 584 struct cil_symtab_datum datum; 585 uint16_t value; 586 }; 587 588 #define CIL_AVRULE_ALLOWED 1 589 #define CIL_AVRULE_AUDITALLOW 2 590 #define CIL_AVRULE_DONTAUDIT 8 591 #define CIL_AVRULE_NEVERALLOW 128 592 #define CIL_AVRULE_AV (AVRULE_ALLOWED | AVRULE_AUDITALLOW | AVRULE_DONTAUDIT | AVRULE_NEVERALLOW) 593 struct cil_avrule { 594 int is_extended; 595 uint32_t rule_kind; 596 char *src_str; 597 void *src; /* type, alias, or attribute */ 598 char *tgt_str; 599 void *tgt; /* type, alias, or attribute */ 600 union { 601 struct cil_list *classperms; 602 struct { 603 char *permx_str; 604 struct cil_permissionx *permx; 605 } x; 606 } perms; 607 }; 608 609 #define CIL_PERMX_KIND_IOCTL 1 610 struct cil_permissionx { 611 struct cil_symtab_datum datum; 612 uint32_t kind; 613 char *obj_str; 614 struct cil_class *obj; 615 struct cil_list *expr_str; 616 ebitmap_t *perms; 617 }; 618 619 #define CIL_TYPE_TRANSITION 16 620 #define CIL_TYPE_MEMBER 32 621 #define CIL_TYPE_CHANGE 64 622 #define CIL_AVRULE_TYPE (AVRULE_TRANSITION | AVRULE_MEMBER | AVRULE_CHANGE) 623 struct cil_type_rule { 624 uint32_t rule_kind; 625 char *src_str; 626 void *src; /* type, alias, or attribute */ 627 char *tgt_str; 628 void *tgt; /* type, alias, or attribute */ 629 char *obj_str; 630 struct cil_class *obj; 631 char *result_str; 632 void *result; /* type or alias */ 633 }; 634 635 struct cil_roletransition { 636 char *src_str; 637 struct cil_role *src; 638 char *tgt_str; 639 void *tgt; /* type, alias, or attribute */ 640 char *obj_str; 641 struct cil_class *obj; 642 char *result_str; 643 struct cil_role *result; 644 }; 645 646 struct cil_roleallow { 647 char *src_str; 648 void *src; /* role or attribute */ 649 char *tgt_str; 650 void *tgt; /* role or attribute */ 651 }; 652 653 struct cil_sens { 654 struct cil_symtab_datum datum; 655 struct cil_list *cats_list; 656 uint32_t ordered; 657 }; 658 659 struct cil_sensorder { 660 struct cil_list *sens_list_str; 661 }; 662 663 struct cil_cat { 664 struct cil_symtab_datum datum; 665 uint32_t ordered; 666 int value; 667 }; 668 669 struct cil_cats { 670 uint32_t evaluated; 671 struct cil_list *str_expr; 672 struct cil_list *datum_expr; 673 }; 674 675 struct cil_catset { 676 struct cil_symtab_datum datum; 677 struct cil_cats *cats; 678 }; 679 680 struct cil_catorder { 681 struct cil_list *cat_list_str; 682 }; 683 684 struct cil_senscat { 685 char *sens_str; 686 struct cil_cats *cats; 687 }; 688 689 struct cil_level { 690 struct cil_symtab_datum datum; 691 char *sens_str; 692 struct cil_sens *sens; 693 struct cil_cats *cats; 694 }; 695 696 struct cil_levelrange { 697 struct cil_symtab_datum datum; 698 char *low_str; 699 struct cil_level *low; 700 char *high_str; 701 struct cil_level *high; 702 }; 703 704 struct cil_context { 705 struct cil_symtab_datum datum; 706 char *user_str; 707 struct cil_user *user; 708 char *role_str; 709 struct cil_role *role; 710 char *type_str; 711 void *type; /* type or alias */ 712 char *range_str; 713 struct cil_levelrange *range; 714 }; 715 716 enum cil_filecon_types { 717 CIL_FILECON_FILE = 1, 718 CIL_FILECON_DIR, 719 CIL_FILECON_CHAR, 720 CIL_FILECON_BLOCK, 721 CIL_FILECON_SOCKET, 722 CIL_FILECON_PIPE, 723 CIL_FILECON_SYMLINK, 724 CIL_FILECON_ANY 725 }; 726 727 struct cil_filecon { 728 char *path_str; 729 enum cil_filecon_types type; 730 char *context_str; 731 struct cil_context *context; 732 }; 733 734 enum cil_protocol { 735 CIL_PROTOCOL_UDP = 1, 736 CIL_PROTOCOL_TCP, 737 CIL_PROTOCOL_DCCP 738 }; 739 740 struct cil_portcon { 741 enum cil_protocol proto; 742 uint32_t port_low; 743 uint32_t port_high; 744 char *context_str; 745 struct cil_context *context; 746 }; 747 748 struct cil_nodecon { 749 char *addr_str; 750 struct cil_ipaddr *addr; 751 char *mask_str; 752 struct cil_ipaddr *mask; 753 char *context_str; 754 struct cil_context *context; 755 }; 756 757 struct cil_ipaddr { 758 struct cil_symtab_datum datum; 759 int family; 760 union { 761 struct in_addr v4; 762 struct in6_addr v6; 763 } ip; 764 }; 765 766 struct cil_genfscon { 767 char *fs_str; 768 char *path_str; 769 char *context_str; 770 struct cil_context *context; 771 }; 772 773 struct cil_netifcon { 774 char *interface_str; 775 char *if_context_str; 776 struct cil_context *if_context; 777 char *packet_context_str; 778 struct cil_context *packet_context; 779 char *context_str; 780 }; 781 782 struct cil_pirqcon { 783 uint32_t pirq; 784 char *context_str; 785 struct cil_context *context; 786 }; 787 788 struct cil_iomemcon { 789 uint64_t iomem_low; 790 uint64_t iomem_high; 791 char *context_str; 792 struct cil_context *context; 793 }; 794 795 struct cil_ioportcon { 796 uint32_t ioport_low; 797 uint32_t ioport_high; 798 char *context_str; 799 struct cil_context *context; 800 }; 801 802 struct cil_pcidevicecon { 803 uint32_t dev; 804 char *context_str; 805 struct cil_context *context; 806 }; 807 808 struct cil_devicetreecon { 809 char *path; 810 char *context_str; 811 struct cil_context *context; 812 }; 813 814 815 /* Ensure that CIL uses the same values as sepol services.h */ 816 enum cil_fsuse_types { 817 CIL_FSUSE_XATTR = SECURITY_FS_USE_XATTR, 818 CIL_FSUSE_TASK = SECURITY_FS_USE_TASK, 819 CIL_FSUSE_TRANS = SECURITY_FS_USE_TRANS 820 }; 821 822 struct cil_fsuse { 823 enum cil_fsuse_types type; 824 char *fs_str; 825 char *context_str; 826 struct cil_context *context; 827 }; 828 829 #define CIL_MLS_LEVELS "l1 l2 h1 h2" 830 #define CIL_CONSTRAIN_KEYS "t1 t2 r1 r2 u1 u2" 831 #define CIL_MLSCONSTRAIN_KEYS CIL_MLS_LEVELS CIL_CONSTRAIN_KEYS 832 #define CIL_CONSTRAIN_OPER "== != eq dom domby incomp not and or" 833 struct cil_constrain { 834 struct cil_list *classperms; 835 struct cil_list *str_expr; 836 struct cil_list *datum_expr; 837 }; 838 839 struct cil_validatetrans { 840 char *class_str; 841 struct cil_class *class; 842 struct cil_list *str_expr; 843 struct cil_list *datum_expr; 844 }; 845 846 struct cil_param { 847 char *str; 848 enum cil_flavor flavor; 849 }; 850 851 struct cil_macro { 852 struct cil_symtab_datum datum; 853 symtab_t symtab[CIL_SYM_NUM]; 854 struct cil_list *params; 855 }; 856 857 struct cil_args { 858 char *arg_str; 859 struct cil_symtab_datum *arg; 860 char *param_str; 861 enum cil_flavor flavor; 862 }; 863 864 struct cil_call { 865 char *macro_str; 866 struct cil_macro *macro; 867 struct cil_tree *args_tree; 868 struct cil_list *args; 869 int copied; 870 }; 871 872 #define CIL_TRUE 1 873 #define CIL_FALSE 0 874 875 struct cil_condblock { 876 enum cil_flavor flavor; 877 symtab_t symtab[CIL_SYM_NUM]; 878 }; 879 880 struct cil_booleanif { 881 struct cil_list *str_expr; 882 struct cil_list *datum_expr; 883 int preserved_tunable; 884 }; 885 886 struct cil_tunableif { 887 struct cil_list *str_expr; 888 struct cil_list *datum_expr; 889 }; 890 891 struct cil_policycap { 892 struct cil_symtab_datum datum; 893 }; 894 895 struct cil_bounds { 896 char *parent_str; 897 char *child_str; 898 }; 899 900 /* Ensure that CIL uses the same values as sepol policydb.h */ 901 enum cil_default_object { 902 CIL_DEFAULT_SOURCE = DEFAULT_SOURCE, 903 CIL_DEFAULT_TARGET = DEFAULT_TARGET, 904 }; 905 906 /* Default labeling behavior for users, roles, and types */ 907 struct cil_default { 908 enum cil_flavor flavor; 909 struct cil_list *class_strs; 910 struct cil_list *class_datums; 911 enum cil_default_object object; 912 }; 913 914 /* Ensure that CIL uses the same values as sepol policydb.h */ 915 enum cil_default_object_range { 916 CIL_DEFAULT_SOURCE_LOW = DEFAULT_SOURCE_LOW, 917 CIL_DEFAULT_SOURCE_HIGH = DEFAULT_SOURCE_HIGH, 918 CIL_DEFAULT_SOURCE_LOW_HIGH = DEFAULT_SOURCE_LOW_HIGH, 919 CIL_DEFAULT_TARGET_LOW = DEFAULT_TARGET_LOW, 920 CIL_DEFAULT_TARGET_HIGH = DEFAULT_TARGET_HIGH, 921 CIL_DEFAULT_TARGET_LOW_HIGH = DEFAULT_TARGET_LOW_HIGH, 922 }; 923 924 /* Default labeling behavior for range */ 925 struct cil_defaultrange { 926 struct cil_list *class_strs; 927 struct cil_list *class_datums; 928 enum cil_default_object_range object_range; 929 }; 930 931 struct cil_handleunknown { 932 int handle_unknown; 933 }; 934 935 struct cil_mls { 936 int value; 937 }; 938 939 struct cil_src_info { 940 int is_cil; 941 char *path; 942 }; 943 944 void cil_db_init(struct cil_db **db); 945 void cil_db_destroy(struct cil_db **db); 946 947 void cil_root_init(struct cil_root **root); 948 void cil_root_destroy(struct cil_root *root); 949 950 void cil_destroy_data(void **data, enum cil_flavor flavor); 951 952 int cil_flavor_to_symtab_index(enum cil_flavor flavor, enum cil_sym_index *index); 953 const char * cil_node_to_string(struct cil_tree_node *node); 954 955 int cil_userprefixes_to_string(struct cil_db *db, char **out, size_t *size); 956 int cil_selinuxusers_to_string(struct cil_db *db, char **out, size_t *size); 957 int cil_filecons_to_string(struct cil_db *db, char **out, size_t *size); 958 959 void cil_symtab_array_init(symtab_t symtab[], int symtab_sizes[CIL_SYM_NUM]); 960 void cil_symtab_array_destroy(symtab_t symtab[]); 961 void cil_destroy_ast_symtabs(struct cil_tree_node *root); 962 int cil_get_symtab(struct cil_tree_node *ast_node, symtab_t **symtab, enum cil_sym_index sym_index); 963 964 void cil_sort_init(struct cil_sort **sort); 965 void cil_sort_destroy(struct cil_sort **sort); 966 void cil_netifcon_init(struct cil_netifcon **netifcon); 967 void cil_context_init(struct cil_context **context); 968 void cil_level_init(struct cil_level **level); 969 void cil_levelrange_init(struct cil_levelrange **lvlrange); 970 void cil_sens_init(struct cil_sens **sens); 971 void cil_block_init(struct cil_block **block); 972 void cil_blockinherit_init(struct cil_blockinherit **inherit); 973 void cil_blockabstract_init(struct cil_blockabstract **abstract); 974 void cil_in_init(struct cil_in **in); 975 void cil_class_init(struct cil_class **class); 976 void cil_classorder_init(struct cil_classorder **classorder); 977 void cil_classcommon_init(struct cil_classcommon **classcommon); 978 void cil_sid_init(struct cil_sid **sid); 979 void cil_sidcontext_init(struct cil_sidcontext **sidcontext); 980 void cil_sidorder_init(struct cil_sidorder **sidorder); 981 void cil_userrole_init(struct cil_userrole **userrole); 982 void cil_userprefix_init(struct cil_userprefix **userprefix); 983 void cil_selinuxuser_init(struct cil_selinuxuser **selinuxuser); 984 void cil_roleattribute_init(struct cil_roleattribute **attribute); 985 void cil_roleattributeset_init(struct cil_roleattributeset **attrset); 986 void cil_roletype_init(struct cil_roletype **roletype); 987 void cil_typeattribute_init(struct cil_typeattribute **attribute); 988 void cil_typeattributeset_init(struct cil_typeattributeset **attrset); 989 void cil_expandtypeattribute_init(struct cil_expandtypeattribute **expandattr); 990 void cil_alias_init(struct cil_alias **alias); 991 void cil_aliasactual_init(struct cil_aliasactual **aliasactual); 992 void cil_typepermissive_init(struct cil_typepermissive **typeperm); 993 void cil_name_init(struct cil_name **name); 994 void cil_nametypetransition_init(struct cil_nametypetransition **nametypetrans); 995 void cil_rangetransition_init(struct cil_rangetransition **rangetrans); 996 void cil_bool_init(struct cil_bool **cilbool); 997 void cil_boolif_init(struct cil_booleanif **bif); 998 void cil_condblock_init(struct cil_condblock **cb); 999 void cil_tunable_init(struct cil_tunable **ciltun); 1000 void cil_tunif_init(struct cil_tunableif **tif); 1001 void cil_avrule_init(struct cil_avrule **avrule); 1002 void cil_permissionx_init(struct cil_permissionx **permx); 1003 void cil_type_rule_init(struct cil_type_rule **type_rule); 1004 void cil_roletransition_init(struct cil_roletransition **roletrans); 1005 void cil_roleallow_init(struct cil_roleallow **role_allow); 1006 void cil_catset_init(struct cil_catset **catset); 1007 void cil_cats_init(struct cil_cats **cats); 1008 void cil_senscat_init(struct cil_senscat **senscat); 1009 void cil_filecon_init(struct cil_filecon **filecon); 1010 void cil_portcon_init(struct cil_portcon **portcon); 1011 void cil_nodecon_init(struct cil_nodecon **nodecon); 1012 void cil_genfscon_init(struct cil_genfscon **genfscon); 1013 void cil_pirqcon_init(struct cil_pirqcon **pirqcon); 1014 void cil_iomemcon_init(struct cil_iomemcon **iomemcon); 1015 void cil_ioportcon_init(struct cil_ioportcon **ioportcon); 1016 void cil_pcidevicecon_init(struct cil_pcidevicecon **pcidevicecon); 1017 void cil_devicetreecon_init(struct cil_devicetreecon **devicetreecon); 1018 void cil_fsuse_init(struct cil_fsuse **fsuse); 1019 void cil_constrain_init(struct cil_constrain **constrain); 1020 void cil_validatetrans_init(struct cil_validatetrans **validtrans); 1021 void cil_ipaddr_init(struct cil_ipaddr **ipaddr); 1022 void cil_perm_init(struct cil_perm **perm); 1023 void cil_classpermission_init(struct cil_classpermission **cp); 1024 void cil_classpermissionset_init(struct cil_classpermissionset **cps); 1025 void cil_classperms_set_init(struct cil_classperms_set **cp_set); 1026 void cil_classperms_init(struct cil_classperms **cp); 1027 void cil_classmapping_init(struct cil_classmapping **mapping); 1028 void cil_user_init(struct cil_user **user); 1029 void cil_userlevel_init(struct cil_userlevel **usrlvl); 1030 void cil_userrange_init(struct cil_userrange **userrange); 1031 void cil_role_init(struct cil_role **role); 1032 void cil_type_init(struct cil_type **type); 1033 void cil_cat_init(struct cil_cat **cat); 1034 void cil_catorder_init(struct cil_catorder **catorder); 1035 void cil_sensorder_init(struct cil_sensorder **sensorder); 1036 void cil_args_init(struct cil_args **args); 1037 void cil_call_init(struct cil_call **call); 1038 void cil_optional_init(struct cil_optional **optional); 1039 void cil_param_init(struct cil_param **param); 1040 void cil_macro_init(struct cil_macro **macro); 1041 void cil_policycap_init(struct cil_policycap **policycap); 1042 void cil_bounds_init(struct cil_bounds **bounds); 1043 void cil_default_init(struct cil_default **def); 1044 void cil_defaultrange_init(struct cil_defaultrange **def); 1045 void cil_handleunknown_init(struct cil_handleunknown **unk); 1046 void cil_mls_init(struct cil_mls **mls); 1047 void cil_src_info_init(struct cil_src_info **info); 1048 void cil_userattribute_init(struct cil_userattribute **attribute); 1049 void cil_userattributeset_init(struct cil_userattributeset **attrset); 1050 1051 #endif 1052