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_TYPEALIAS; 178 char *CIL_KEY_TYPEALIASACTUAL; 179 char *CIL_KEY_TYPEBOUNDS; 180 char *CIL_KEY_TYPEPERMISSIVE; 181 char *CIL_KEY_RANGETRANSITION; 182 char *CIL_KEY_USERROLE; 183 char *CIL_KEY_ROLETYPE; 184 char *CIL_KEY_ROLETRANSITION; 185 char *CIL_KEY_ROLEALLOW; 186 char *CIL_KEY_ROLEATTRIBUTE; 187 char *CIL_KEY_ROLEATTRIBUTESET; 188 char *CIL_KEY_ROLEBOUNDS; 189 char *CIL_KEY_BOOLEANIF; 190 char *CIL_KEY_NEVERALLOW; 191 char *CIL_KEY_TYPEMEMBER; 192 char *CIL_KEY_SENSALIAS; 193 char *CIL_KEY_SENSALIASACTUAL; 194 char *CIL_KEY_CATALIAS; 195 char *CIL_KEY_CATALIASACTUAL; 196 char *CIL_KEY_CATORDER; 197 char *CIL_KEY_SENSITIVITYORDER; 198 char *CIL_KEY_SENSCAT; 199 char *CIL_KEY_CONSTRAIN; 200 char *CIL_KEY_MLSCONSTRAIN; 201 char *CIL_KEY_VALIDATETRANS; 202 char *CIL_KEY_MLSVALIDATETRANS; 203 char *CIL_KEY_CONTEXT; 204 char *CIL_KEY_FILECON; 205 char *CIL_KEY_PORTCON; 206 char *CIL_KEY_NODECON; 207 char *CIL_KEY_GENFSCON; 208 char *CIL_KEY_NETIFCON; 209 char *CIL_KEY_PIRQCON; 210 char *CIL_KEY_IOMEMCON; 211 char *CIL_KEY_IOPORTCON; 212 char *CIL_KEY_PCIDEVICECON; 213 char *CIL_KEY_DEVICETREECON; 214 char *CIL_KEY_FSUSE; 215 char *CIL_KEY_POLICYCAP; 216 char *CIL_KEY_OPTIONAL; 217 char *CIL_KEY_DEFAULTUSER; 218 char *CIL_KEY_DEFAULTROLE; 219 char *CIL_KEY_DEFAULTTYPE; 220 char *CIL_KEY_ROOT; 221 char *CIL_KEY_NODE; 222 char *CIL_KEY_PERM; 223 char *CIL_KEY_ALLOWX; 224 char *CIL_KEY_AUDITALLOWX; 225 char *CIL_KEY_DONTAUDITX; 226 char *CIL_KEY_NEVERALLOWX; 227 char *CIL_KEY_PERMISSIONX; 228 char *CIL_KEY_IOCTL; 229 char *CIL_KEY_UNORDERED; 230 char *CIL_KEY_SRC_INFO; 231 char *CIL_KEY_SRC_CIL; 232 char *CIL_KEY_SRC_HLL; 233 234 /* 235 Symbol Table Array Indices 236 */ 237 enum cil_sym_index { 238 CIL_SYM_BLOCKS = 0, 239 CIL_SYM_USERS, 240 CIL_SYM_ROLES, 241 CIL_SYM_TYPES, 242 CIL_SYM_COMMONS, 243 CIL_SYM_CLASSES, 244 CIL_SYM_CLASSPERMSETS, 245 CIL_SYM_BOOLS, 246 CIL_SYM_TUNABLES, 247 CIL_SYM_SENS, 248 CIL_SYM_CATS, 249 CIL_SYM_SIDS, 250 CIL_SYM_CONTEXTS, 251 CIL_SYM_LEVELS, 252 CIL_SYM_LEVELRANGES, 253 CIL_SYM_POLICYCAPS, 254 CIL_SYM_IPADDRS, 255 CIL_SYM_NAMES, 256 CIL_SYM_PERMX, 257 CIL_SYM_NUM, 258 CIL_SYM_UNKNOWN, 259 CIL_SYM_PERMS // Special case for permissions. This symtab is not included in arrays 260 }; 261 262 enum cil_sym_array { 263 CIL_SYM_ARRAY_ROOT = 0, 264 CIL_SYM_ARRAY_BLOCK, 265 CIL_SYM_ARRAY_IN, 266 CIL_SYM_ARRAY_MACRO, 267 CIL_SYM_ARRAY_CONDBLOCK, 268 CIL_SYM_ARRAY_NUM 269 }; 270 271 extern int cil_sym_sizes[CIL_SYM_ARRAY_NUM][CIL_SYM_NUM]; 272 273 #define CIL_CLASS_SYM_SIZE 256 274 #define CIL_PERMS_PER_CLASS (sizeof(sepol_access_vector_t) * 8) 275 276 struct cil_db { 277 struct cil_tree *parse; 278 struct cil_tree *ast; 279 struct cil_type *selftype; 280 struct cil_list *sidorder; 281 struct cil_list *classorder; 282 struct cil_list *catorder; 283 struct cil_list *sensitivityorder; 284 struct cil_sort *netifcon; 285 struct cil_sort *genfscon; 286 struct cil_sort *filecon; 287 struct cil_sort *nodecon; 288 struct cil_sort *portcon; 289 struct cil_sort *pirqcon; 290 struct cil_sort *iomemcon; 291 struct cil_sort *ioportcon; 292 struct cil_sort *pcidevicecon; 293 struct cil_sort *devicetreecon; 294 struct cil_sort *fsuse; 295 struct cil_list *userprefixes; 296 struct cil_list *selinuxusers; 297 struct cil_list *names; 298 int num_types_and_attrs; 299 int num_classes; 300 int num_cats; 301 int num_types; 302 int num_roles; 303 int num_users; 304 struct cil_type **val_to_type; 305 struct cil_role **val_to_role; 306 struct cil_user **val_to_user; 307 int disable_dontaudit; 308 int disable_neverallow; 309 int attrs_expand_generated; 310 unsigned attrs_expand_size; 311 int preserve_tunables; 312 int handle_unknown; 313 int mls; 314 int target_platform; 315 int policy_version; 316 }; 317 318 struct cil_root { 319 symtab_t symtab[CIL_SYM_NUM]; 320 }; 321 322 struct cil_sort { 323 enum cil_flavor flavor; 324 uint32_t count; 325 uint32_t index; 326 void **array; 327 }; 328 329 struct cil_block { 330 struct cil_symtab_datum datum; 331 symtab_t symtab[CIL_SYM_NUM]; 332 uint16_t is_abstract; 333 struct cil_list *bi_nodes; 334 }; 335 336 struct cil_blockinherit { 337 char *block_str; 338 struct cil_block *block; 339 }; 340 341 struct cil_blockabstract { 342 char *block_str; 343 }; 344 345 struct cil_in { 346 symtab_t symtab[CIL_SYM_NUM]; 347 char *block_str; 348 }; 349 350 struct cil_optional { 351 struct cil_symtab_datum datum; 352 int enabled; 353 }; 354 355 struct cil_perm { 356 struct cil_symtab_datum datum; 357 unsigned int value; 358 struct cil_list *classperms; /* Only used for map perms */ 359 }; 360 361 struct cil_class { 362 struct cil_symtab_datum datum; 363 symtab_t perms; 364 unsigned int num_perms; 365 struct cil_class *common; /* Only used for kernel class */ 366 uint32_t ordered; /* Only used for kernel class */ 367 }; 368 369 struct cil_classorder { 370 struct cil_list *class_list_str; 371 }; 372 373 struct cil_classperms_set { 374 char *set_str; 375 struct cil_classpermission *set; 376 }; 377 378 struct cil_classperms { 379 char *class_str; 380 struct cil_class *class; 381 struct cil_list *perm_strs; 382 struct cil_list *perms; 383 }; 384 385 struct cil_classpermission { 386 struct cil_symtab_datum datum; 387 struct cil_list *classperms; 388 }; 389 390 struct cil_classpermissionset { 391 char *set_str; 392 struct cil_list *classperms; 393 }; 394 395 struct cil_classmapping { 396 char *map_class_str; 397 char *map_perm_str; 398 struct cil_list *classperms; 399 }; 400 401 struct cil_classcommon { 402 char *class_str; 403 char *common_str; 404 }; 405 406 struct cil_alias { 407 struct cil_symtab_datum datum; 408 void *actual; 409 }; 410 411 struct cil_aliasactual { 412 char *alias_str; 413 char *actual_str; 414 }; 415 416 struct cil_sid { 417 struct cil_symtab_datum datum; 418 struct cil_context *context; 419 uint32_t ordered; 420 }; 421 422 struct cil_sidcontext { 423 char *sid_str; 424 char *context_str; 425 struct cil_context *context; 426 }; 427 428 struct cil_sidorder { 429 struct cil_list *sid_list_str; 430 }; 431 432 struct cil_user { 433 struct cil_symtab_datum datum; 434 struct cil_user *bounds; 435 ebitmap_t *roles; 436 struct cil_level *dftlevel; 437 struct cil_levelrange *range; 438 int value; 439 }; 440 441 struct cil_userattribute { 442 struct cil_symtab_datum datum; 443 struct cil_list *expr_list; 444 ebitmap_t *users; 445 }; 446 447 struct cil_userattributeset { 448 char *attr_str; 449 struct cil_list *str_expr; 450 struct cil_list *datum_expr; 451 }; 452 453 struct cil_userrole { 454 char *user_str; 455 void *user; 456 char *role_str; 457 void *role; 458 }; 459 460 struct cil_userlevel { 461 char *user_str; 462 char *level_str; 463 struct cil_level *level; 464 }; 465 466 struct cil_userrange { 467 char *user_str; 468 char *range_str; 469 struct cil_levelrange *range; 470 }; 471 472 struct cil_userprefix { 473 char *user_str; 474 struct cil_user *user; 475 char *prefix_str; 476 }; 477 478 struct cil_selinuxuser { 479 char *name_str; 480 char *user_str; 481 struct cil_user *user; 482 char *range_str; 483 struct cil_levelrange *range; 484 }; 485 486 struct cil_role { 487 struct cil_symtab_datum datum; 488 struct cil_role *bounds; 489 ebitmap_t *types; 490 int value; 491 }; 492 493 struct cil_roleattribute { 494 struct cil_symtab_datum datum; 495 struct cil_list *expr_list; 496 ebitmap_t *roles; 497 }; 498 499 struct cil_roleattributeset { 500 char *attr_str; 501 struct cil_list *str_expr; 502 struct cil_list *datum_expr; 503 }; 504 505 struct cil_roletype { 506 char *role_str; 507 void *role; /* role or attribute */ 508 char *type_str; 509 void *type; /* type, alias, or attribute */ 510 }; 511 512 struct cil_type { 513 struct cil_symtab_datum datum; 514 struct cil_type *bounds; 515 int value; 516 }; 517 518 #define CIL_ATTR_AVRULE 0x01 519 #define CIL_ATTR_NEVERALLOW 0x02 520 #define CIL_ATTR_CONSTRAINT 0x04 521 struct cil_typeattribute { 522 struct cil_symtab_datum datum; 523 struct cil_list *expr_list; 524 ebitmap_t *types; 525 int used; // whether or not this attribute was used in a binary policy rule 526 }; 527 528 struct cil_typeattributeset { 529 char *attr_str; 530 struct cil_list *str_expr; 531 struct cil_list *datum_expr; 532 }; 533 534 struct cil_typepermissive { 535 char *type_str; 536 void *type; /* type or alias */ 537 }; 538 539 struct cil_name { 540 struct cil_symtab_datum datum; 541 char *name_str; 542 }; 543 544 struct cil_nametypetransition { 545 char *src_str; 546 void *src; /* type, alias, or attribute */ 547 char *tgt_str; 548 void *tgt; /* type, alias, or attribute */ 549 char *obj_str; 550 struct cil_class *obj; 551 char *name_str; 552 struct cil_name *name; 553 char *result_str; 554 void *result; /* type or alias */ 555 556 }; 557 558 struct cil_rangetransition { 559 char *src_str; 560 void *src; /* type, alias, or attribute */ 561 char *exec_str; 562 void *exec; /* type, alias, or attribute */ 563 char *obj_str; 564 struct cil_class *obj; 565 char *range_str; 566 struct cil_levelrange *range; 567 }; 568 569 struct cil_bool { 570 struct cil_symtab_datum datum; 571 uint16_t value; 572 }; 573 574 struct cil_tunable { 575 struct cil_symtab_datum datum; 576 uint16_t value; 577 }; 578 579 #define CIL_AVRULE_ALLOWED 1 580 #define CIL_AVRULE_AUDITALLOW 2 581 #define CIL_AVRULE_DONTAUDIT 8 582 #define CIL_AVRULE_NEVERALLOW 128 583 #define CIL_AVRULE_AV (AVRULE_ALLOWED | AVRULE_AUDITALLOW | AVRULE_DONTAUDIT | AVRULE_NEVERALLOW) 584 struct cil_avrule { 585 int is_extended; 586 uint32_t rule_kind; 587 char *src_str; 588 void *src; /* type, alias, or attribute */ 589 char *tgt_str; 590 void *tgt; /* type, alias, or attribute */ 591 union { 592 struct cil_list *classperms; 593 struct { 594 char *permx_str; 595 struct cil_permissionx *permx; 596 } x; 597 } perms; 598 }; 599 600 #define CIL_PERMX_KIND_IOCTL 1 601 struct cil_permissionx { 602 struct cil_symtab_datum datum; 603 uint32_t kind; 604 char *obj_str; 605 struct cil_class *obj; 606 struct cil_list *expr_str; 607 ebitmap_t *perms; 608 }; 609 610 #define CIL_TYPE_TRANSITION 16 611 #define CIL_TYPE_MEMBER 32 612 #define CIL_TYPE_CHANGE 64 613 #define CIL_AVRULE_TYPE (AVRULE_TRANSITION | AVRULE_MEMBER | AVRULE_CHANGE) 614 struct cil_type_rule { 615 uint32_t rule_kind; 616 char *src_str; 617 void *src; /* type, alias, or attribute */ 618 char *tgt_str; 619 void *tgt; /* type, alias, or attribute */ 620 char *obj_str; 621 struct cil_class *obj; 622 char *result_str; 623 void *result; /* type or alias */ 624 }; 625 626 struct cil_roletransition { 627 char *src_str; 628 struct cil_role *src; 629 char *tgt_str; 630 void *tgt; /* type, alias, or attribute */ 631 char *obj_str; 632 struct cil_class *obj; 633 char *result_str; 634 struct cil_role *result; 635 }; 636 637 struct cil_roleallow { 638 char *src_str; 639 void *src; /* role or attribute */ 640 char *tgt_str; 641 void *tgt; /* role or attribute */ 642 }; 643 644 struct cil_sens { 645 struct cil_symtab_datum datum; 646 struct cil_list *cats_list; 647 uint32_t ordered; 648 }; 649 650 struct cil_sensorder { 651 struct cil_list *sens_list_str; 652 }; 653 654 struct cil_cat { 655 struct cil_symtab_datum datum; 656 uint32_t ordered; 657 int value; 658 }; 659 660 struct cil_cats { 661 uint32_t evaluated; 662 struct cil_list *str_expr; 663 struct cil_list *datum_expr; 664 }; 665 666 struct cil_catset { 667 struct cil_symtab_datum datum; 668 struct cil_cats *cats; 669 }; 670 671 struct cil_catorder { 672 struct cil_list *cat_list_str; 673 }; 674 675 struct cil_senscat { 676 char *sens_str; 677 struct cil_cats *cats; 678 }; 679 680 struct cil_level { 681 struct cil_symtab_datum datum; 682 char *sens_str; 683 struct cil_sens *sens; 684 struct cil_cats *cats; 685 }; 686 687 struct cil_levelrange { 688 struct cil_symtab_datum datum; 689 char *low_str; 690 struct cil_level *low; 691 char *high_str; 692 struct cil_level *high; 693 }; 694 695 struct cil_context { 696 struct cil_symtab_datum datum; 697 char *user_str; 698 struct cil_user *user; 699 char *role_str; 700 struct cil_role *role; 701 char *type_str; 702 void *type; /* type or alias */ 703 char *range_str; 704 struct cil_levelrange *range; 705 }; 706 707 enum cil_filecon_types { 708 CIL_FILECON_FILE = 1, 709 CIL_FILECON_DIR, 710 CIL_FILECON_CHAR, 711 CIL_FILECON_BLOCK, 712 CIL_FILECON_SOCKET, 713 CIL_FILECON_PIPE, 714 CIL_FILECON_SYMLINK, 715 CIL_FILECON_ANY 716 }; 717 718 struct cil_filecon { 719 char *path_str; 720 enum cil_filecon_types type; 721 char *context_str; 722 struct cil_context *context; 723 }; 724 725 enum cil_protocol { 726 CIL_PROTOCOL_UDP = 1, 727 CIL_PROTOCOL_TCP, 728 CIL_PROTOCOL_DCCP 729 }; 730 731 struct cil_portcon { 732 enum cil_protocol proto; 733 uint32_t port_low; 734 uint32_t port_high; 735 char *context_str; 736 struct cil_context *context; 737 }; 738 739 struct cil_nodecon { 740 char *addr_str; 741 struct cil_ipaddr *addr; 742 char *mask_str; 743 struct cil_ipaddr *mask; 744 char *context_str; 745 struct cil_context *context; 746 }; 747 748 struct cil_ipaddr { 749 struct cil_symtab_datum datum; 750 int family; 751 union { 752 struct in_addr v4; 753 struct in6_addr v6; 754 } ip; 755 }; 756 757 struct cil_genfscon { 758 char *fs_str; 759 char *path_str; 760 char *context_str; 761 struct cil_context *context; 762 }; 763 764 struct cil_netifcon { 765 char *interface_str; 766 char *if_context_str; 767 struct cil_context *if_context; 768 char *packet_context_str; 769 struct cil_context *packet_context; 770 char *context_str; 771 }; 772 773 struct cil_pirqcon { 774 uint32_t pirq; 775 char *context_str; 776 struct cil_context *context; 777 }; 778 779 struct cil_iomemcon { 780 uint64_t iomem_low; 781 uint64_t iomem_high; 782 char *context_str; 783 struct cil_context *context; 784 }; 785 786 struct cil_ioportcon { 787 uint32_t ioport_low; 788 uint32_t ioport_high; 789 char *context_str; 790 struct cil_context *context; 791 }; 792 793 struct cil_pcidevicecon { 794 uint32_t dev; 795 char *context_str; 796 struct cil_context *context; 797 }; 798 799 struct cil_devicetreecon { 800 char *path; 801 char *context_str; 802 struct cil_context *context; 803 }; 804 805 806 /* Ensure that CIL uses the same values as sepol services.h */ 807 enum cil_fsuse_types { 808 CIL_FSUSE_XATTR = SECURITY_FS_USE_XATTR, 809 CIL_FSUSE_TASK = SECURITY_FS_USE_TASK, 810 CIL_FSUSE_TRANS = SECURITY_FS_USE_TRANS 811 }; 812 813 struct cil_fsuse { 814 enum cil_fsuse_types type; 815 char *fs_str; 816 char *context_str; 817 struct cil_context *context; 818 }; 819 820 #define CIL_MLS_LEVELS "l1 l2 h1 h2" 821 #define CIL_CONSTRAIN_KEYS "t1 t2 r1 r2 u1 u2" 822 #define CIL_MLSCONSTRAIN_KEYS CIL_MLS_LEVELS CIL_CONSTRAIN_KEYS 823 #define CIL_CONSTRAIN_OPER "== != eq dom domby incomp not and or" 824 struct cil_constrain { 825 struct cil_list *classperms; 826 struct cil_list *str_expr; 827 struct cil_list *datum_expr; 828 }; 829 830 struct cil_validatetrans { 831 char *class_str; 832 struct cil_class *class; 833 struct cil_list *str_expr; 834 struct cil_list *datum_expr; 835 }; 836 837 struct cil_param { 838 char *str; 839 enum cil_flavor flavor; 840 }; 841 842 struct cil_macro { 843 struct cil_symtab_datum datum; 844 symtab_t symtab[CIL_SYM_NUM]; 845 struct cil_list *params; 846 }; 847 848 struct cil_args { 849 char *arg_str; 850 struct cil_symtab_datum *arg; 851 char *param_str; 852 enum cil_flavor flavor; 853 }; 854 855 struct cil_call { 856 char *macro_str; 857 struct cil_macro *macro; 858 struct cil_tree *args_tree; 859 struct cil_list *args; 860 int copied; 861 }; 862 863 #define CIL_TRUE 1 864 #define CIL_FALSE 0 865 866 struct cil_condblock { 867 enum cil_flavor flavor; 868 symtab_t symtab[CIL_SYM_NUM]; 869 }; 870 871 struct cil_booleanif { 872 struct cil_list *str_expr; 873 struct cil_list *datum_expr; 874 int preserved_tunable; 875 }; 876 877 struct cil_tunableif { 878 struct cil_list *str_expr; 879 struct cil_list *datum_expr; 880 }; 881 882 struct cil_policycap { 883 struct cil_symtab_datum datum; 884 }; 885 886 struct cil_bounds { 887 char *parent_str; 888 char *child_str; 889 }; 890 891 /* Ensure that CIL uses the same values as sepol policydb.h */ 892 enum cil_default_object { 893 CIL_DEFAULT_SOURCE = DEFAULT_SOURCE, 894 CIL_DEFAULT_TARGET = DEFAULT_TARGET, 895 }; 896 897 /* Default labeling behavior for users, roles, and types */ 898 struct cil_default { 899 enum cil_flavor flavor; 900 struct cil_list *class_strs; 901 struct cil_list *class_datums; 902 enum cil_default_object object; 903 }; 904 905 /* Ensure that CIL uses the same values as sepol policydb.h */ 906 enum cil_default_object_range { 907 CIL_DEFAULT_SOURCE_LOW = DEFAULT_SOURCE_LOW, 908 CIL_DEFAULT_SOURCE_HIGH = DEFAULT_SOURCE_HIGH, 909 CIL_DEFAULT_SOURCE_LOW_HIGH = DEFAULT_SOURCE_LOW_HIGH, 910 CIL_DEFAULT_TARGET_LOW = DEFAULT_TARGET_LOW, 911 CIL_DEFAULT_TARGET_HIGH = DEFAULT_TARGET_HIGH, 912 CIL_DEFAULT_TARGET_LOW_HIGH = DEFAULT_TARGET_LOW_HIGH, 913 }; 914 915 /* Default labeling behavior for range */ 916 struct cil_defaultrange { 917 struct cil_list *class_strs; 918 struct cil_list *class_datums; 919 enum cil_default_object_range object_range; 920 }; 921 922 struct cil_handleunknown { 923 int handle_unknown; 924 }; 925 926 struct cil_mls { 927 int value; 928 }; 929 930 struct cil_src_info { 931 int is_cil; 932 char *path; 933 }; 934 935 void cil_db_init(struct cil_db **db); 936 void cil_db_destroy(struct cil_db **db); 937 938 void cil_root_init(struct cil_root **root); 939 void cil_root_destroy(struct cil_root *root); 940 941 void cil_destroy_data(void **data, enum cil_flavor flavor); 942 943 int cil_flavor_to_symtab_index(enum cil_flavor flavor, enum cil_sym_index *index); 944 const char * cil_node_to_string(struct cil_tree_node *node); 945 946 int cil_userprefixes_to_string(struct cil_db *db, char **out, size_t *size); 947 int cil_selinuxusers_to_string(struct cil_db *db, char **out, size_t *size); 948 int cil_filecons_to_string(struct cil_db *db, char **out, size_t *size); 949 950 void cil_symtab_array_init(symtab_t symtab[], int symtab_sizes[CIL_SYM_NUM]); 951 void cil_symtab_array_destroy(symtab_t symtab[]); 952 void cil_destroy_ast_symtabs(struct cil_tree_node *root); 953 int cil_get_symtab(struct cil_tree_node *ast_node, symtab_t **symtab, enum cil_sym_index sym_index); 954 955 void cil_sort_init(struct cil_sort **sort); 956 void cil_sort_destroy(struct cil_sort **sort); 957 void cil_netifcon_init(struct cil_netifcon **netifcon); 958 void cil_context_init(struct cil_context **context); 959 void cil_level_init(struct cil_level **level); 960 void cil_levelrange_init(struct cil_levelrange **lvlrange); 961 void cil_sens_init(struct cil_sens **sens); 962 void cil_block_init(struct cil_block **block); 963 void cil_blockinherit_init(struct cil_blockinherit **inherit); 964 void cil_blockabstract_init(struct cil_blockabstract **abstract); 965 void cil_in_init(struct cil_in **in); 966 void cil_class_init(struct cil_class **class); 967 void cil_classorder_init(struct cil_classorder **classorder); 968 void cil_classcommon_init(struct cil_classcommon **classcommon); 969 void cil_sid_init(struct cil_sid **sid); 970 void cil_sidcontext_init(struct cil_sidcontext **sidcontext); 971 void cil_sidorder_init(struct cil_sidorder **sidorder); 972 void cil_userrole_init(struct cil_userrole **userrole); 973 void cil_userprefix_init(struct cil_userprefix **userprefix); 974 void cil_selinuxuser_init(struct cil_selinuxuser **selinuxuser); 975 void cil_roleattribute_init(struct cil_roleattribute **attribute); 976 void cil_roleattributeset_init(struct cil_roleattributeset **attrset); 977 void cil_roletype_init(struct cil_roletype **roletype); 978 void cil_typeattribute_init(struct cil_typeattribute **attribute); 979 void cil_typeattributeset_init(struct cil_typeattributeset **attrset); 980 void cil_alias_init(struct cil_alias **alias); 981 void cil_aliasactual_init(struct cil_aliasactual **aliasactual); 982 void cil_typepermissive_init(struct cil_typepermissive **typeperm); 983 void cil_name_init(struct cil_name **name); 984 void cil_nametypetransition_init(struct cil_nametypetransition **nametypetrans); 985 void cil_rangetransition_init(struct cil_rangetransition **rangetrans); 986 void cil_bool_init(struct cil_bool **cilbool); 987 void cil_boolif_init(struct cil_booleanif **bif); 988 void cil_condblock_init(struct cil_condblock **cb); 989 void cil_tunable_init(struct cil_tunable **ciltun); 990 void cil_tunif_init(struct cil_tunableif **tif); 991 void cil_avrule_init(struct cil_avrule **avrule); 992 void cil_permissionx_init(struct cil_permissionx **permx); 993 void cil_type_rule_init(struct cil_type_rule **type_rule); 994 void cil_roletransition_init(struct cil_roletransition **roletrans); 995 void cil_roleallow_init(struct cil_roleallow **role_allow); 996 void cil_catset_init(struct cil_catset **catset); 997 void cil_cats_init(struct cil_cats **cats); 998 void cil_senscat_init(struct cil_senscat **senscat); 999 void cil_filecon_init(struct cil_filecon **filecon); 1000 void cil_portcon_init(struct cil_portcon **portcon); 1001 void cil_nodecon_init(struct cil_nodecon **nodecon); 1002 void cil_genfscon_init(struct cil_genfscon **genfscon); 1003 void cil_pirqcon_init(struct cil_pirqcon **pirqcon); 1004 void cil_iomemcon_init(struct cil_iomemcon **iomemcon); 1005 void cil_ioportcon_init(struct cil_ioportcon **ioportcon); 1006 void cil_pcidevicecon_init(struct cil_pcidevicecon **pcidevicecon); 1007 void cil_devicetreecon_init(struct cil_devicetreecon **devicetreecon); 1008 void cil_fsuse_init(struct cil_fsuse **fsuse); 1009 void cil_constrain_init(struct cil_constrain **constrain); 1010 void cil_validatetrans_init(struct cil_validatetrans **validtrans); 1011 void cil_ipaddr_init(struct cil_ipaddr **ipaddr); 1012 void cil_perm_init(struct cil_perm **perm); 1013 void cil_classpermission_init(struct cil_classpermission **cp); 1014 void cil_classpermissionset_init(struct cil_classpermissionset **cps); 1015 void cil_classperms_set_init(struct cil_classperms_set **cp_set); 1016 void cil_classperms_init(struct cil_classperms **cp); 1017 void cil_classmapping_init(struct cil_classmapping **mapping); 1018 void cil_user_init(struct cil_user **user); 1019 void cil_userlevel_init(struct cil_userlevel **usrlvl); 1020 void cil_userrange_init(struct cil_userrange **userrange); 1021 void cil_role_init(struct cil_role **role); 1022 void cil_type_init(struct cil_type **type); 1023 void cil_cat_init(struct cil_cat **cat); 1024 void cil_catorder_init(struct cil_catorder **catorder); 1025 void cil_sensorder_init(struct cil_sensorder **sensorder); 1026 void cil_args_init(struct cil_args **args); 1027 void cil_call_init(struct cil_call **call); 1028 void cil_optional_init(struct cil_optional **optional); 1029 void cil_param_init(struct cil_param **param); 1030 void cil_macro_init(struct cil_macro **macro); 1031 void cil_policycap_init(struct cil_policycap **policycap); 1032 void cil_bounds_init(struct cil_bounds **bounds); 1033 void cil_default_init(struct cil_default **def); 1034 void cil_defaultrange_init(struct cil_defaultrange **def); 1035 void cil_handleunknown_init(struct cil_handleunknown **unk); 1036 void cil_mls_init(struct cil_mls **mls); 1037 void cil_src_info_init(struct cil_src_info **info); 1038 void cil_userattribute_init(struct cil_userattribute **attribute); 1039 void cil_userattributeset_init(struct cil_userattributeset **attrset); 1040 1041 #endif 1042
