1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _LINUX_NF_TABLES_H 3 #define _LINUX_NF_TABLES_H 4 5 #define NFT_NAME_MAXLEN 256 6 #define NFT_TABLE_MAXNAMELEN NFT_NAME_MAXLEN 7 #define NFT_CHAIN_MAXNAMELEN NFT_NAME_MAXLEN 8 #define NFT_SET_MAXNAMELEN NFT_NAME_MAXLEN 9 #define NFT_OBJ_MAXNAMELEN NFT_NAME_MAXLEN 10 #define NFT_USERDATA_MAXLEN 256 11 #define NFT_OSF_MAXGENRELEN 16 12 13 /** 14 * enum nft_registers - nf_tables registers 15 * 16 * nf_tables used to have five registers: a verdict register and four data 17 * registers of size 16. The data registers have been changed to 16 registers 18 * of size 4. For compatibility reasons, the NFT_REG_[1-4] registers still 19 * map to areas of size 16, the 4 byte registers are addressed using 20 * NFT_REG32_00 - NFT_REG32_15. 21 */ 22 enum nft_registers { 23 NFT_REG_VERDICT, 24 NFT_REG_1, 25 NFT_REG_2, 26 NFT_REG_3, 27 NFT_REG_4, 28 __NFT_REG_MAX, 29 30 NFT_REG32_00 = 8, 31 NFT_REG32_01, 32 NFT_REG32_02, 33 NFT_REG32_03, 34 NFT_REG32_04, 35 NFT_REG32_05, 36 NFT_REG32_06, 37 NFT_REG32_07, 38 NFT_REG32_08, 39 NFT_REG32_09, 40 NFT_REG32_10, 41 NFT_REG32_11, 42 NFT_REG32_12, 43 NFT_REG32_13, 44 NFT_REG32_14, 45 NFT_REG32_15, 46 }; 47 #define NFT_REG_MAX (__NFT_REG_MAX - 1) 48 49 #define NFT_REG_SIZE 16 50 #define NFT_REG32_SIZE 4 51 #define NFT_REG32_COUNT (NFT_REG32_15 - NFT_REG32_00 + 1) 52 53 /** 54 * enum nft_verdicts - nf_tables internal verdicts 55 * 56 * @NFT_CONTINUE: continue evaluation of the current rule 57 * @NFT_BREAK: terminate evaluation of the current rule 58 * @NFT_JUMP: push the current chain on the jump stack and jump to a chain 59 * @NFT_GOTO: jump to a chain without pushing the current chain on the jump stack 60 * @NFT_RETURN: return to the topmost chain on the jump stack 61 * 62 * The nf_tables verdicts share their numeric space with the netfilter verdicts. 63 */ 64 enum nft_verdicts { 65 NFT_CONTINUE = -1, 66 NFT_BREAK = -2, 67 NFT_JUMP = -3, 68 NFT_GOTO = -4, 69 NFT_RETURN = -5, 70 }; 71 72 /** 73 * enum nf_tables_msg_types - nf_tables netlink message types 74 * 75 * @NFT_MSG_NEWTABLE: create a new table (enum nft_table_attributes) 76 * @NFT_MSG_GETTABLE: get a table (enum nft_table_attributes) 77 * @NFT_MSG_DELTABLE: delete a table (enum nft_table_attributes) 78 * @NFT_MSG_NEWCHAIN: create a new chain (enum nft_chain_attributes) 79 * @NFT_MSG_GETCHAIN: get a chain (enum nft_chain_attributes) 80 * @NFT_MSG_DELCHAIN: delete a chain (enum nft_chain_attributes) 81 * @NFT_MSG_NEWRULE: create a new rule (enum nft_rule_attributes) 82 * @NFT_MSG_GETRULE: get a rule (enum nft_rule_attributes) 83 * @NFT_MSG_DELRULE: delete a rule (enum nft_rule_attributes) 84 * @NFT_MSG_NEWSET: create a new set (enum nft_set_attributes) 85 * @NFT_MSG_GETSET: get a set (enum nft_set_attributes) 86 * @NFT_MSG_DELSET: delete a set (enum nft_set_attributes) 87 * @NFT_MSG_NEWSETELEM: create a new set element (enum nft_set_elem_attributes) 88 * @NFT_MSG_GETSETELEM: get a set element (enum nft_set_elem_attributes) 89 * @NFT_MSG_DELSETELEM: delete a set element (enum nft_set_elem_attributes) 90 * @NFT_MSG_NEWGEN: announce a new generation, only for events (enum nft_gen_attributes) 91 * @NFT_MSG_GETGEN: get the rule-set generation (enum nft_gen_attributes) 92 * @NFT_MSG_TRACE: trace event (enum nft_trace_attributes) 93 * @NFT_MSG_NEWOBJ: create a stateful object (enum nft_obj_attributes) 94 * @NFT_MSG_GETOBJ: get a stateful object (enum nft_obj_attributes) 95 * @NFT_MSG_DELOBJ: delete a stateful object (enum nft_obj_attributes) 96 * @NFT_MSG_GETOBJ_RESET: get and reset a stateful object (enum nft_obj_attributes) 97 * @NFT_MSG_NEWFLOWTABLE: add new flow table (enum nft_flowtable_attributes) 98 * @NFT_MSG_GETFLOWTABLE: get flow table (enum nft_flowtable_attributes) 99 * @NFT_MSG_DELFLOWTABLE: delete flow table (enum nft_flowtable_attributes) 100 * @NFT_MSG_GETRULE_RESET: get rules and reset stateful expressions (enum nft_obj_attributes) 101 * @NFT_MSG_DESTROYTABLE: destroy a table (enum nft_table_attributes) 102 * @NFT_MSG_DESTROYCHAIN: destroy a chain (enum nft_chain_attributes) 103 * @NFT_MSG_DESTROYRULE: destroy a rule (enum nft_rule_attributes) 104 * @NFT_MSG_DESTROYSET: destroy a set (enum nft_set_attributes) 105 * @NFT_MSG_DESTROYSETELEM: destroy a set element (enum nft_set_elem_attributes) 106 * @NFT_MSG_DESTROYOBJ: destroy a stateful object (enum nft_object_attributes) 107 * @NFT_MSG_DESTROYFLOWTABLE: destroy flow table (enum nft_flowtable_attributes) 108 * @NFT_MSG_GETSETELEM_RESET: get set elements and reset attached stateful expressions (enum nft_set_elem_attributes) 109 */ 110 enum nf_tables_msg_types { 111 NFT_MSG_NEWTABLE, 112 NFT_MSG_GETTABLE, 113 NFT_MSG_DELTABLE, 114 NFT_MSG_NEWCHAIN, 115 NFT_MSG_GETCHAIN, 116 NFT_MSG_DELCHAIN, 117 NFT_MSG_NEWRULE, 118 NFT_MSG_GETRULE, 119 NFT_MSG_DELRULE, 120 NFT_MSG_NEWSET, 121 NFT_MSG_GETSET, 122 NFT_MSG_DELSET, 123 NFT_MSG_NEWSETELEM, 124 NFT_MSG_GETSETELEM, 125 NFT_MSG_DELSETELEM, 126 NFT_MSG_NEWGEN, 127 NFT_MSG_GETGEN, 128 NFT_MSG_TRACE, 129 NFT_MSG_NEWOBJ, 130 NFT_MSG_GETOBJ, 131 NFT_MSG_DELOBJ, 132 NFT_MSG_GETOBJ_RESET, 133 NFT_MSG_NEWFLOWTABLE, 134 NFT_MSG_GETFLOWTABLE, 135 NFT_MSG_DELFLOWTABLE, 136 NFT_MSG_GETRULE_RESET, 137 NFT_MSG_DESTROYTABLE, 138 NFT_MSG_DESTROYCHAIN, 139 NFT_MSG_DESTROYRULE, 140 NFT_MSG_DESTROYSET, 141 NFT_MSG_DESTROYSETELEM, 142 NFT_MSG_DESTROYOBJ, 143 NFT_MSG_DESTROYFLOWTABLE, 144 NFT_MSG_GETSETELEM_RESET, 145 NFT_MSG_MAX, 146 }; 147 148 /** 149 * enum nft_list_attributes - nf_tables generic list netlink attributes 150 * 151 * @NFTA_LIST_ELEM: list element (NLA_NESTED) 152 */ 153 enum nft_list_attributes { 154 NFTA_LIST_UNSPEC, 155 NFTA_LIST_ELEM, 156 __NFTA_LIST_MAX 157 }; 158 #define NFTA_LIST_MAX (__NFTA_LIST_MAX - 1) 159 160 /** 161 * enum nft_hook_attributes - nf_tables netfilter hook netlink attributes 162 * 163 * @NFTA_HOOK_HOOKNUM: netfilter hook number (NLA_U32) 164 * @NFTA_HOOK_PRIORITY: netfilter hook priority (NLA_U32) 165 * @NFTA_HOOK_DEV: netdevice name (NLA_STRING) 166 * @NFTA_HOOK_DEVS: list of netdevices (NLA_NESTED) 167 */ 168 enum nft_hook_attributes { 169 NFTA_HOOK_UNSPEC, 170 NFTA_HOOK_HOOKNUM, 171 NFTA_HOOK_PRIORITY, 172 NFTA_HOOK_DEV, 173 NFTA_HOOK_DEVS, 174 __NFTA_HOOK_MAX 175 }; 176 #define NFTA_HOOK_MAX (__NFTA_HOOK_MAX - 1) 177 178 /** 179 * enum nft_table_flags - nf_tables table flags 180 * 181 * @NFT_TABLE_F_DORMANT: this table is not active 182 * @NFT_TABLE_F_OWNER: this table is owned by a process 183 * @NFT_TABLE_F_PERSIST: this table shall outlive its owner 184 */ 185 enum nft_table_flags { 186 NFT_TABLE_F_DORMANT = 0x1, 187 NFT_TABLE_F_OWNER = 0x2, 188 NFT_TABLE_F_PERSIST = 0x4, 189 }; 190 #define NFT_TABLE_F_MASK (NFT_TABLE_F_DORMANT | \ 191 NFT_TABLE_F_OWNER | \ 192 NFT_TABLE_F_PERSIST) 193 194 /** 195 * enum nft_table_attributes - nf_tables table netlink attributes 196 * 197 * @NFTA_TABLE_NAME: name of the table (NLA_STRING) 198 * @NFTA_TABLE_FLAGS: bitmask of enum nft_table_flags (NLA_U32) 199 * @NFTA_TABLE_USE: number of chains in this table (NLA_U32) 200 * @NFTA_TABLE_USERDATA: user data (NLA_BINARY) 201 * @NFTA_TABLE_OWNER: owner of this table through netlink portID (NLA_U32) 202 */ 203 enum nft_table_attributes { 204 NFTA_TABLE_UNSPEC, 205 NFTA_TABLE_NAME, 206 NFTA_TABLE_FLAGS, 207 NFTA_TABLE_USE, 208 NFTA_TABLE_HANDLE, 209 NFTA_TABLE_PAD, 210 NFTA_TABLE_USERDATA, 211 NFTA_TABLE_OWNER, 212 __NFTA_TABLE_MAX 213 }; 214 #define NFTA_TABLE_MAX (__NFTA_TABLE_MAX - 1) 215 216 enum nft_chain_flags { 217 NFT_CHAIN_BASE = (1 << 0), 218 NFT_CHAIN_HW_OFFLOAD = (1 << 1), 219 NFT_CHAIN_BINDING = (1 << 2), 220 }; 221 #define NFT_CHAIN_FLAGS (NFT_CHAIN_BASE | \ 222 NFT_CHAIN_HW_OFFLOAD | \ 223 NFT_CHAIN_BINDING) 224 225 /** 226 * enum nft_chain_attributes - nf_tables chain netlink attributes 227 * 228 * @NFTA_CHAIN_TABLE: name of the table containing the chain (NLA_STRING) 229 * @NFTA_CHAIN_HANDLE: numeric handle of the chain (NLA_U64) 230 * @NFTA_CHAIN_NAME: name of the chain (NLA_STRING) 231 * @NFTA_CHAIN_HOOK: hook specification for basechains (NLA_NESTED: nft_hook_attributes) 232 * @NFTA_CHAIN_POLICY: numeric policy of the chain (NLA_U32) 233 * @NFTA_CHAIN_USE: number of references to this chain (NLA_U32) 234 * @NFTA_CHAIN_TYPE: type name of the string (NLA_NUL_STRING) 235 * @NFTA_CHAIN_COUNTERS: counter specification of the chain (NLA_NESTED: nft_counter_attributes) 236 * @NFTA_CHAIN_FLAGS: chain flags 237 * @NFTA_CHAIN_ID: uniquely identifies a chain in a transaction (NLA_U32) 238 * @NFTA_CHAIN_USERDATA: user data (NLA_BINARY) 239 */ 240 enum nft_chain_attributes { 241 NFTA_CHAIN_UNSPEC, 242 NFTA_CHAIN_TABLE, 243 NFTA_CHAIN_HANDLE, 244 NFTA_CHAIN_NAME, 245 NFTA_CHAIN_HOOK, 246 NFTA_CHAIN_POLICY, 247 NFTA_CHAIN_USE, 248 NFTA_CHAIN_TYPE, 249 NFTA_CHAIN_COUNTERS, 250 NFTA_CHAIN_PAD, 251 NFTA_CHAIN_FLAGS, 252 NFTA_CHAIN_ID, 253 NFTA_CHAIN_USERDATA, 254 __NFTA_CHAIN_MAX 255 }; 256 #define NFTA_CHAIN_MAX (__NFTA_CHAIN_MAX - 1) 257 258 /** 259 * enum nft_rule_attributes - nf_tables rule netlink attributes 260 * 261 * @NFTA_RULE_TABLE: name of the table containing the rule (NLA_STRING) 262 * @NFTA_RULE_CHAIN: name of the chain containing the rule (NLA_STRING) 263 * @NFTA_RULE_HANDLE: numeric handle of the rule (NLA_U64) 264 * @NFTA_RULE_EXPRESSIONS: list of expressions (NLA_NESTED: nft_expr_attributes) 265 * @NFTA_RULE_COMPAT: compatibility specifications of the rule (NLA_NESTED: nft_rule_compat_attributes) 266 * @NFTA_RULE_POSITION: numeric handle of the previous rule (NLA_U64) 267 * @NFTA_RULE_USERDATA: user data (NLA_BINARY, NFT_USERDATA_MAXLEN) 268 * @NFTA_RULE_ID: uniquely identifies a rule in a transaction (NLA_U32) 269 * @NFTA_RULE_POSITION_ID: transaction unique identifier of the previous rule (NLA_U32) 270 * @NFTA_RULE_CHAIN_ID: add the rule to chain by ID, alternative to @NFTA_RULE_CHAIN (NLA_U32) 271 */ 272 enum nft_rule_attributes { 273 NFTA_RULE_UNSPEC, 274 NFTA_RULE_TABLE, 275 NFTA_RULE_CHAIN, 276 NFTA_RULE_HANDLE, 277 NFTA_RULE_EXPRESSIONS, 278 NFTA_RULE_COMPAT, 279 NFTA_RULE_POSITION, 280 NFTA_RULE_USERDATA, 281 NFTA_RULE_PAD, 282 NFTA_RULE_ID, 283 NFTA_RULE_POSITION_ID, 284 NFTA_RULE_CHAIN_ID, 285 __NFTA_RULE_MAX 286 }; 287 #define NFTA_RULE_MAX (__NFTA_RULE_MAX - 1) 288 289 /** 290 * enum nft_rule_compat_flags - nf_tables rule compat flags 291 * 292 * @NFT_RULE_COMPAT_F_UNUSED: unused 293 * @NFT_RULE_COMPAT_F_INV: invert the check result 294 */ 295 enum nft_rule_compat_flags { 296 NFT_RULE_COMPAT_F_UNUSED = (1 << 0), 297 NFT_RULE_COMPAT_F_INV = (1 << 1), 298 NFT_RULE_COMPAT_F_MASK = NFT_RULE_COMPAT_F_INV, 299 }; 300 301 /** 302 * enum nft_rule_compat_attributes - nf_tables rule compat attributes 303 * 304 * @NFTA_RULE_COMPAT_PROTO: numeric value of handled protocol (NLA_U32) 305 * @NFTA_RULE_COMPAT_FLAGS: bitmask of enum nft_rule_compat_flags (NLA_U32) 306 */ 307 enum nft_rule_compat_attributes { 308 NFTA_RULE_COMPAT_UNSPEC, 309 NFTA_RULE_COMPAT_PROTO, 310 NFTA_RULE_COMPAT_FLAGS, 311 __NFTA_RULE_COMPAT_MAX 312 }; 313 #define NFTA_RULE_COMPAT_MAX (__NFTA_RULE_COMPAT_MAX - 1) 314 315 /** 316 * enum nft_set_flags - nf_tables set flags 317 * 318 * @NFT_SET_ANONYMOUS: name allocation, automatic cleanup on unlink 319 * @NFT_SET_CONSTANT: set contents may not change while bound 320 * @NFT_SET_INTERVAL: set contains intervals 321 * @NFT_SET_MAP: set is used as a dictionary 322 * @NFT_SET_TIMEOUT: set uses timeouts 323 * @NFT_SET_EVAL: set can be updated from the evaluation path 324 * @NFT_SET_OBJECT: set contains stateful objects 325 * @NFT_SET_CONCAT: set contains a concatenation 326 * @NFT_SET_EXPR: set contains expressions 327 */ 328 enum nft_set_flags { 329 NFT_SET_ANONYMOUS = 0x1, 330 NFT_SET_CONSTANT = 0x2, 331 NFT_SET_INTERVAL = 0x4, 332 NFT_SET_MAP = 0x8, 333 NFT_SET_TIMEOUT = 0x10, 334 NFT_SET_EVAL = 0x20, 335 NFT_SET_OBJECT = 0x40, 336 NFT_SET_CONCAT = 0x80, 337 NFT_SET_EXPR = 0x100, 338 }; 339 340 /** 341 * enum nft_set_policies - set selection policy 342 * 343 * @NFT_SET_POL_PERFORMANCE: prefer high performance over low memory use 344 * @NFT_SET_POL_MEMORY: prefer low memory use over high performance 345 */ 346 enum nft_set_policies { 347 NFT_SET_POL_PERFORMANCE, 348 NFT_SET_POL_MEMORY, 349 }; 350 351 /** 352 * enum nft_set_desc_attributes - set element description 353 * 354 * @NFTA_SET_DESC_SIZE: number of elements in set (NLA_U32) 355 * @NFTA_SET_DESC_CONCAT: description of field concatenation (NLA_NESTED) 356 */ 357 enum nft_set_desc_attributes { 358 NFTA_SET_DESC_UNSPEC, 359 NFTA_SET_DESC_SIZE, 360 NFTA_SET_DESC_CONCAT, 361 __NFTA_SET_DESC_MAX 362 }; 363 #define NFTA_SET_DESC_MAX (__NFTA_SET_DESC_MAX - 1) 364 365 /** 366 * enum nft_set_field_attributes - attributes of concatenated fields 367 * 368 * @NFTA_SET_FIELD_LEN: length of single field, in bits (NLA_U32) 369 */ 370 enum nft_set_field_attributes { 371 NFTA_SET_FIELD_UNSPEC, 372 NFTA_SET_FIELD_LEN, 373 __NFTA_SET_FIELD_MAX 374 }; 375 #define NFTA_SET_FIELD_MAX (__NFTA_SET_FIELD_MAX - 1) 376 377 /** 378 * enum nft_set_attributes - nf_tables set netlink attributes 379 * 380 * @NFTA_SET_TABLE: table name (NLA_STRING) 381 * @NFTA_SET_NAME: set name (NLA_STRING) 382 * @NFTA_SET_FLAGS: bitmask of enum nft_set_flags (NLA_U32) 383 * @NFTA_SET_KEY_TYPE: key data type, informational purpose only (NLA_U32) 384 * @NFTA_SET_KEY_LEN: key data length (NLA_U32) 385 * @NFTA_SET_DATA_TYPE: mapping data type (NLA_U32) 386 * @NFTA_SET_DATA_LEN: mapping data length (NLA_U32) 387 * @NFTA_SET_POLICY: selection policy (NLA_U32) 388 * @NFTA_SET_DESC: set description (NLA_NESTED) 389 * @NFTA_SET_ID: uniquely identifies a set in a transaction (NLA_U32) 390 * @NFTA_SET_TIMEOUT: default timeout value (NLA_U64) 391 * @NFTA_SET_GC_INTERVAL: garbage collection interval (NLA_U32) 392 * @NFTA_SET_USERDATA: user data (NLA_BINARY) 393 * @NFTA_SET_OBJ_TYPE: stateful object type (NLA_U32: NFT_OBJECT_*) 394 * @NFTA_SET_HANDLE: set handle (NLA_U64) 395 * @NFTA_SET_EXPR: set expression (NLA_NESTED: nft_expr_attributes) 396 * @NFTA_SET_EXPRESSIONS: list of expressions (NLA_NESTED: nft_list_attributes) 397 * @NFTA_SET_TYPE: set backend type (NLA_STRING) 398 * @NFTA_SET_COUNT: number of set elements (NLA_U32) 399 */ 400 enum nft_set_attributes { 401 NFTA_SET_UNSPEC, 402 NFTA_SET_TABLE, 403 NFTA_SET_NAME, 404 NFTA_SET_FLAGS, 405 NFTA_SET_KEY_TYPE, 406 NFTA_SET_KEY_LEN, 407 NFTA_SET_DATA_TYPE, 408 NFTA_SET_DATA_LEN, 409 NFTA_SET_POLICY, 410 NFTA_SET_DESC, 411 NFTA_SET_ID, 412 NFTA_SET_TIMEOUT, 413 NFTA_SET_GC_INTERVAL, 414 NFTA_SET_USERDATA, 415 NFTA_SET_PAD, 416 NFTA_SET_OBJ_TYPE, 417 NFTA_SET_HANDLE, 418 NFTA_SET_EXPR, 419 NFTA_SET_EXPRESSIONS, 420 NFTA_SET_TYPE, 421 NFTA_SET_COUNT, 422 __NFTA_SET_MAX 423 }; 424 #define NFTA_SET_MAX (__NFTA_SET_MAX - 1) 425 426 /** 427 * enum nft_set_elem_flags - nf_tables set element flags 428 * 429 * @NFT_SET_ELEM_INTERVAL_END: element ends the previous interval 430 * @NFT_SET_ELEM_CATCHALL: special catch-all element 431 */ 432 enum nft_set_elem_flags { 433 NFT_SET_ELEM_INTERVAL_END = 0x1, 434 NFT_SET_ELEM_CATCHALL = 0x2, 435 }; 436 437 /** 438 * enum nft_set_elem_attributes - nf_tables set element netlink attributes 439 * 440 * @NFTA_SET_ELEM_KEY: key value (NLA_NESTED: nft_data) 441 * @NFTA_SET_ELEM_DATA: data value of mapping (NLA_NESTED: nft_data_attributes) 442 * @NFTA_SET_ELEM_FLAGS: bitmask of nft_set_elem_flags (NLA_U32) 443 * @NFTA_SET_ELEM_TIMEOUT: timeout value, zero means never times out (NLA_U64) 444 * @NFTA_SET_ELEM_EXPIRATION: expiration time (NLA_U64) 445 * @NFTA_SET_ELEM_USERDATA: user data (NLA_BINARY) 446 * @NFTA_SET_ELEM_EXPR: expression (NLA_NESTED: nft_expr_attributes) 447 * @NFTA_SET_ELEM_OBJREF: stateful object reference (NLA_STRING) 448 * @NFTA_SET_ELEM_KEY_END: closing key value (NLA_NESTED: nft_data) 449 * @NFTA_SET_ELEM_EXPRESSIONS: list of expressions (NLA_NESTED: nft_list_attributes) 450 */ 451 enum nft_set_elem_attributes { 452 NFTA_SET_ELEM_UNSPEC, 453 NFTA_SET_ELEM_KEY, 454 NFTA_SET_ELEM_DATA, 455 NFTA_SET_ELEM_FLAGS, 456 NFTA_SET_ELEM_TIMEOUT, 457 NFTA_SET_ELEM_EXPIRATION, 458 NFTA_SET_ELEM_USERDATA, 459 NFTA_SET_ELEM_EXPR, 460 NFTA_SET_ELEM_PAD, 461 NFTA_SET_ELEM_OBJREF, 462 NFTA_SET_ELEM_KEY_END, 463 NFTA_SET_ELEM_EXPRESSIONS, 464 __NFTA_SET_ELEM_MAX 465 }; 466 #define NFTA_SET_ELEM_MAX (__NFTA_SET_ELEM_MAX - 1) 467 468 /** 469 * enum nft_set_elem_list_attributes - nf_tables set element list netlink attributes 470 * 471 * @NFTA_SET_ELEM_LIST_TABLE: table of the set to be changed (NLA_STRING) 472 * @NFTA_SET_ELEM_LIST_SET: name of the set to be changed (NLA_STRING) 473 * @NFTA_SET_ELEM_LIST_ELEMENTS: list of set elements (NLA_NESTED: nft_set_elem_attributes) 474 * @NFTA_SET_ELEM_LIST_SET_ID: uniquely identifies a set in a transaction (NLA_U32) 475 */ 476 enum nft_set_elem_list_attributes { 477 NFTA_SET_ELEM_LIST_UNSPEC, 478 NFTA_SET_ELEM_LIST_TABLE, 479 NFTA_SET_ELEM_LIST_SET, 480 NFTA_SET_ELEM_LIST_ELEMENTS, 481 NFTA_SET_ELEM_LIST_SET_ID, 482 __NFTA_SET_ELEM_LIST_MAX 483 }; 484 #define NFTA_SET_ELEM_LIST_MAX (__NFTA_SET_ELEM_LIST_MAX - 1) 485 486 /** 487 * enum nft_data_types - nf_tables data types 488 * 489 * @NFT_DATA_VALUE: generic data 490 * @NFT_DATA_VERDICT: netfilter verdict 491 * 492 * The type of data is usually determined by the kernel directly and is not 493 * explicitly specified by userspace. The only difference are sets, where 494 * userspace specifies the key and mapping data types. 495 * 496 * The values 0xffffff00-0xffffffff are reserved for internally used types. 497 * The remaining range can be freely used by userspace to encode types, all 498 * values are equivalent to NFT_DATA_VALUE. 499 */ 500 enum nft_data_types { 501 NFT_DATA_VALUE, 502 NFT_DATA_VERDICT = 0xffffff00U, 503 }; 504 505 #define NFT_DATA_RESERVED_MASK 0xffffff00U 506 507 /** 508 * enum nft_data_attributes - nf_tables data netlink attributes 509 * 510 * @NFTA_DATA_VALUE: generic data (NLA_BINARY) 511 * @NFTA_DATA_VERDICT: nf_tables verdict (NLA_NESTED: nft_verdict_attributes) 512 */ 513 enum nft_data_attributes { 514 NFTA_DATA_UNSPEC, 515 NFTA_DATA_VALUE, 516 NFTA_DATA_VERDICT, 517 __NFTA_DATA_MAX 518 }; 519 #define NFTA_DATA_MAX (__NFTA_DATA_MAX - 1) 520 521 /* Maximum length of a value */ 522 #define NFT_DATA_VALUE_MAXLEN 64 523 524 /** 525 * enum nft_verdict_attributes - nf_tables verdict netlink attributes 526 * 527 * @NFTA_VERDICT_CODE: nf_tables verdict (NLA_U32: enum nft_verdicts) 528 * @NFTA_VERDICT_CHAIN: jump target chain name (NLA_STRING) 529 * @NFTA_VERDICT_CHAIN_ID: jump target chain ID (NLA_U32) 530 */ 531 enum nft_verdict_attributes { 532 NFTA_VERDICT_UNSPEC, 533 NFTA_VERDICT_CODE, 534 NFTA_VERDICT_CHAIN, 535 NFTA_VERDICT_CHAIN_ID, 536 __NFTA_VERDICT_MAX 537 }; 538 #define NFTA_VERDICT_MAX (__NFTA_VERDICT_MAX - 1) 539 540 /** 541 * enum nft_expr_attributes - nf_tables expression netlink attributes 542 * 543 * @NFTA_EXPR_NAME: name of the expression type (NLA_STRING) 544 * @NFTA_EXPR_DATA: type specific data (NLA_NESTED) 545 */ 546 enum nft_expr_attributes { 547 NFTA_EXPR_UNSPEC, 548 NFTA_EXPR_NAME, 549 NFTA_EXPR_DATA, 550 __NFTA_EXPR_MAX 551 }; 552 #define NFTA_EXPR_MAX (__NFTA_EXPR_MAX - 1) 553 554 /** 555 * enum nft_immediate_attributes - nf_tables immediate expression netlink attributes 556 * 557 * @NFTA_IMMEDIATE_DREG: destination register to load data into (NLA_U32) 558 * @NFTA_IMMEDIATE_DATA: data to load (NLA_NESTED: nft_data_attributes) 559 */ 560 enum nft_immediate_attributes { 561 NFTA_IMMEDIATE_UNSPEC, 562 NFTA_IMMEDIATE_DREG, 563 NFTA_IMMEDIATE_DATA, 564 __NFTA_IMMEDIATE_MAX 565 }; 566 #define NFTA_IMMEDIATE_MAX (__NFTA_IMMEDIATE_MAX - 1) 567 568 /** 569 * enum nft_bitwise_ops - nf_tables bitwise operations 570 * 571 * @NFT_BITWISE_MASK_XOR: mask-and-xor operation used to implement NOT, AND, OR 572 * and XOR boolean operations 573 * @NFT_BITWISE_LSHIFT: left-shift operation 574 * @NFT_BITWISE_RSHIFT: right-shift operation 575 * @NFT_BITWISE_AND: and operation 576 * @NFT_BITWISE_OR: or operation 577 * @NFT_BITWISE_XOR: xor operation 578 */ 579 enum nft_bitwise_ops { 580 NFT_BITWISE_MASK_XOR, 581 NFT_BITWISE_LSHIFT, 582 NFT_BITWISE_RSHIFT, 583 NFT_BITWISE_AND, 584 NFT_BITWISE_OR, 585 NFT_BITWISE_XOR, 586 }; 587 /* 588 * Old name for NFT_BITWISE_MASK_XOR. Retained for backwards-compatibility. 589 */ 590 #define NFT_BITWISE_BOOL NFT_BITWISE_MASK_XOR 591 592 /** 593 * enum nft_bitwise_attributes - nf_tables bitwise expression netlink attributes 594 * 595 * @NFTA_BITWISE_SREG: source register (NLA_U32: nft_registers) 596 * @NFTA_BITWISE_DREG: destination register (NLA_U32: nft_registers) 597 * @NFTA_BITWISE_LEN: length of operands (NLA_U32) 598 * @NFTA_BITWISE_MASK: mask value (NLA_NESTED: nft_data_attributes) 599 * @NFTA_BITWISE_XOR: xor value (NLA_NESTED: nft_data_attributes) 600 * @NFTA_BITWISE_OP: type of operation (NLA_U32: nft_bitwise_ops) 601 * @NFTA_BITWISE_DATA: argument for non-boolean operations 602 * (NLA_NESTED: nft_data_attributes) 603 * @NFTA_BITWISE_SREG2: second source register (NLA_U32: nft_registers) 604 * 605 * The bitwise expression supports boolean and shift operations. It implements 606 * the boolean operations by performing the following operation: 607 * 608 * dreg = (sreg & mask) ^ xor 609 * 610 * with these mask and xor values: 611 * 612 * mask xor 613 * NOT: 1 1 614 * OR: ~x x 615 * XOR: 1 x 616 * AND: x 0 617 */ 618 enum nft_bitwise_attributes { 619 NFTA_BITWISE_UNSPEC, 620 NFTA_BITWISE_SREG, 621 NFTA_BITWISE_DREG, 622 NFTA_BITWISE_LEN, 623 NFTA_BITWISE_MASK, 624 NFTA_BITWISE_XOR, 625 NFTA_BITWISE_OP, 626 NFTA_BITWISE_DATA, 627 NFTA_BITWISE_SREG2, 628 __NFTA_BITWISE_MAX 629 }; 630 #define NFTA_BITWISE_MAX (__NFTA_BITWISE_MAX - 1) 631 632 /** 633 * enum nft_byteorder_ops - nf_tables byteorder operators 634 * 635 * @NFT_BYTEORDER_NTOH: network to host operator 636 * @NFT_BYTEORDER_HTON: host to network operator 637 */ 638 enum nft_byteorder_ops { 639 NFT_BYTEORDER_NTOH, 640 NFT_BYTEORDER_HTON, 641 }; 642 643 /** 644 * enum nft_byteorder_attributes - nf_tables byteorder expression netlink attributes 645 * 646 * @NFTA_BYTEORDER_SREG: source register (NLA_U32: nft_registers) 647 * @NFTA_BYTEORDER_DREG: destination register (NLA_U32: nft_registers) 648 * @NFTA_BYTEORDER_OP: operator (NLA_U32: enum nft_byteorder_ops) 649 * @NFTA_BYTEORDER_LEN: length of the data (NLA_U32) 650 * @NFTA_BYTEORDER_SIZE: data size in bytes (NLA_U32: 2 or 4) 651 */ 652 enum nft_byteorder_attributes { 653 NFTA_BYTEORDER_UNSPEC, 654 NFTA_BYTEORDER_SREG, 655 NFTA_BYTEORDER_DREG, 656 NFTA_BYTEORDER_OP, 657 NFTA_BYTEORDER_LEN, 658 NFTA_BYTEORDER_SIZE, 659 __NFTA_BYTEORDER_MAX 660 }; 661 #define NFTA_BYTEORDER_MAX (__NFTA_BYTEORDER_MAX - 1) 662 663 /** 664 * enum nft_cmp_ops - nf_tables relational operator 665 * 666 * @NFT_CMP_EQ: equal 667 * @NFT_CMP_NEQ: not equal 668 * @NFT_CMP_LT: less than 669 * @NFT_CMP_LTE: less than or equal to 670 * @NFT_CMP_GT: greater than 671 * @NFT_CMP_GTE: greater than or equal to 672 */ 673 enum nft_cmp_ops { 674 NFT_CMP_EQ, 675 NFT_CMP_NEQ, 676 NFT_CMP_LT, 677 NFT_CMP_LTE, 678 NFT_CMP_GT, 679 NFT_CMP_GTE, 680 }; 681 682 /** 683 * enum nft_cmp_attributes - nf_tables cmp expression netlink attributes 684 * 685 * @NFTA_CMP_SREG: source register of data to compare (NLA_U32: nft_registers) 686 * @NFTA_CMP_OP: cmp operation (NLA_U32: nft_cmp_ops) 687 * @NFTA_CMP_DATA: data to compare against (NLA_NESTED: nft_data_attributes) 688 */ 689 enum nft_cmp_attributes { 690 NFTA_CMP_UNSPEC, 691 NFTA_CMP_SREG, 692 NFTA_CMP_OP, 693 NFTA_CMP_DATA, 694 __NFTA_CMP_MAX 695 }; 696 #define NFTA_CMP_MAX (__NFTA_CMP_MAX - 1) 697 698 /** 699 * enum nft_range_ops - nf_tables range operator 700 * 701 * @NFT_RANGE_EQ: equal 702 * @NFT_RANGE_NEQ: not equal 703 */ 704 enum nft_range_ops { 705 NFT_RANGE_EQ, 706 NFT_RANGE_NEQ, 707 }; 708 709 /** 710 * enum nft_range_attributes - nf_tables range expression netlink attributes 711 * 712 * @NFTA_RANGE_SREG: source register of data to compare (NLA_U32: nft_registers) 713 * @NFTA_RANGE_OP: cmp operation (NLA_U32: nft_range_ops) 714 * @NFTA_RANGE_FROM_DATA: data range from (NLA_NESTED: nft_data_attributes) 715 * @NFTA_RANGE_TO_DATA: data range to (NLA_NESTED: nft_data_attributes) 716 */ 717 enum nft_range_attributes { 718 NFTA_RANGE_UNSPEC, 719 NFTA_RANGE_SREG, 720 NFTA_RANGE_OP, 721 NFTA_RANGE_FROM_DATA, 722 NFTA_RANGE_TO_DATA, 723 __NFTA_RANGE_MAX 724 }; 725 #define NFTA_RANGE_MAX (__NFTA_RANGE_MAX - 1) 726 727 enum nft_lookup_flags { 728 NFT_LOOKUP_F_INV = (1 << 0), 729 }; 730 731 /** 732 * enum nft_lookup_attributes - nf_tables set lookup expression netlink attributes 733 * 734 * @NFTA_LOOKUP_SET: name of the set where to look for (NLA_STRING) 735 * @NFTA_LOOKUP_SREG: source register of the data to look for (NLA_U32: nft_registers) 736 * @NFTA_LOOKUP_DREG: destination register (NLA_U32: nft_registers) 737 * @NFTA_LOOKUP_SET_ID: uniquely identifies a set in a transaction (NLA_U32) 738 * @NFTA_LOOKUP_FLAGS: flags (NLA_U32: enum nft_lookup_flags) 739 */ 740 enum nft_lookup_attributes { 741 NFTA_LOOKUP_UNSPEC, 742 NFTA_LOOKUP_SET, 743 NFTA_LOOKUP_SREG, 744 NFTA_LOOKUP_DREG, 745 NFTA_LOOKUP_SET_ID, 746 NFTA_LOOKUP_FLAGS, 747 __NFTA_LOOKUP_MAX 748 }; 749 #define NFTA_LOOKUP_MAX (__NFTA_LOOKUP_MAX - 1) 750 751 enum nft_dynset_ops { 752 NFT_DYNSET_OP_ADD, 753 NFT_DYNSET_OP_UPDATE, 754 NFT_DYNSET_OP_DELETE, 755 }; 756 757 enum nft_dynset_flags { 758 NFT_DYNSET_F_INV = (1 << 0), 759 NFT_DYNSET_F_EXPR = (1 << 1), 760 }; 761 762 /** 763 * enum nft_dynset_attributes - dynset expression attributes 764 * 765 * @NFTA_DYNSET_SET_NAME: name of set the to add data to (NLA_STRING) 766 * @NFTA_DYNSET_SET_ID: uniquely identifier of the set in the transaction (NLA_U32) 767 * @NFTA_DYNSET_OP: operation (NLA_U32) 768 * @NFTA_DYNSET_SREG_KEY: source register of the key (NLA_U32) 769 * @NFTA_DYNSET_SREG_DATA: source register of the data (NLA_U32) 770 * @NFTA_DYNSET_TIMEOUT: timeout value for the new element (NLA_U64) 771 * @NFTA_DYNSET_EXPR: expression (NLA_NESTED: nft_expr_attributes) 772 * @NFTA_DYNSET_FLAGS: flags (NLA_U32) 773 * @NFTA_DYNSET_EXPRESSIONS: list of expressions (NLA_NESTED: nft_list_attributes) 774 */ 775 enum nft_dynset_attributes { 776 NFTA_DYNSET_UNSPEC, 777 NFTA_DYNSET_SET_NAME, 778 NFTA_DYNSET_SET_ID, 779 NFTA_DYNSET_OP, 780 NFTA_DYNSET_SREG_KEY, 781 NFTA_DYNSET_SREG_DATA, 782 NFTA_DYNSET_TIMEOUT, 783 NFTA_DYNSET_EXPR, 784 NFTA_DYNSET_PAD, 785 NFTA_DYNSET_FLAGS, 786 NFTA_DYNSET_EXPRESSIONS, 787 __NFTA_DYNSET_MAX, 788 }; 789 #define NFTA_DYNSET_MAX (__NFTA_DYNSET_MAX - 1) 790 791 /** 792 * enum nft_payload_bases - nf_tables payload expression offset bases 793 * 794 * @NFT_PAYLOAD_LL_HEADER: link layer header 795 * @NFT_PAYLOAD_NETWORK_HEADER: network header 796 * @NFT_PAYLOAD_TRANSPORT_HEADER: transport header 797 * @NFT_PAYLOAD_INNER_HEADER: inner header / payload 798 */ 799 enum nft_payload_bases { 800 NFT_PAYLOAD_LL_HEADER, 801 NFT_PAYLOAD_NETWORK_HEADER, 802 NFT_PAYLOAD_TRANSPORT_HEADER, 803 NFT_PAYLOAD_INNER_HEADER, 804 NFT_PAYLOAD_TUN_HEADER, 805 }; 806 807 /** 808 * enum nft_payload_csum_types - nf_tables payload expression checksum types 809 * 810 * @NFT_PAYLOAD_CSUM_NONE: no checksumming 811 * @NFT_PAYLOAD_CSUM_INET: internet checksum (RFC 791) 812 * @NFT_PAYLOAD_CSUM_SCTP: CRC-32c, for use in SCTP header (RFC 3309) 813 */ 814 enum nft_payload_csum_types { 815 NFT_PAYLOAD_CSUM_NONE, 816 NFT_PAYLOAD_CSUM_INET, 817 NFT_PAYLOAD_CSUM_SCTP, 818 }; 819 820 enum nft_payload_csum_flags { 821 NFT_PAYLOAD_L4CSUM_PSEUDOHDR = (1 << 0), 822 }; 823 824 enum nft_inner_type { 825 NFT_INNER_UNSPEC = 0, 826 NFT_INNER_VXLAN, 827 NFT_INNER_GENEVE, 828 }; 829 830 enum nft_inner_flags { 831 NFT_INNER_HDRSIZE = (1 << 0), 832 NFT_INNER_LL = (1 << 1), 833 NFT_INNER_NH = (1 << 2), 834 NFT_INNER_TH = (1 << 3), 835 }; 836 #define NFT_INNER_MASK (NFT_INNER_HDRSIZE | NFT_INNER_LL | \ 837 NFT_INNER_NH | NFT_INNER_TH) 838 839 enum nft_inner_attributes { 840 NFTA_INNER_UNSPEC, 841 NFTA_INNER_NUM, 842 NFTA_INNER_TYPE, 843 NFTA_INNER_FLAGS, 844 NFTA_INNER_HDRSIZE, 845 NFTA_INNER_EXPR, 846 __NFTA_INNER_MAX 847 }; 848 #define NFTA_INNER_MAX (__NFTA_INNER_MAX - 1) 849 850 /** 851 * enum nft_payload_attributes - nf_tables payload expression netlink attributes 852 * 853 * @NFTA_PAYLOAD_DREG: destination register to load data into (NLA_U32: nft_registers) 854 * @NFTA_PAYLOAD_BASE: payload base (NLA_U32: nft_payload_bases) 855 * @NFTA_PAYLOAD_OFFSET: payload offset relative to base (NLA_U32) 856 * @NFTA_PAYLOAD_LEN: payload length (NLA_U32) 857 * @NFTA_PAYLOAD_SREG: source register to load data from (NLA_U32: nft_registers) 858 * @NFTA_PAYLOAD_CSUM_TYPE: checksum type (NLA_U32) 859 * @NFTA_PAYLOAD_CSUM_OFFSET: checksum offset relative to base (NLA_U32) 860 * @NFTA_PAYLOAD_CSUM_FLAGS: checksum flags (NLA_U32) 861 */ 862 enum nft_payload_attributes { 863 NFTA_PAYLOAD_UNSPEC, 864 NFTA_PAYLOAD_DREG, 865 NFTA_PAYLOAD_BASE, 866 NFTA_PAYLOAD_OFFSET, 867 NFTA_PAYLOAD_LEN, 868 NFTA_PAYLOAD_SREG, 869 NFTA_PAYLOAD_CSUM_TYPE, 870 NFTA_PAYLOAD_CSUM_OFFSET, 871 NFTA_PAYLOAD_CSUM_FLAGS, 872 __NFTA_PAYLOAD_MAX 873 }; 874 #define NFTA_PAYLOAD_MAX (__NFTA_PAYLOAD_MAX - 1) 875 876 enum nft_exthdr_flags { 877 NFT_EXTHDR_F_PRESENT = (1 << 0), 878 }; 879 880 /** 881 * enum nft_exthdr_op - nf_tables match options 882 * 883 * @NFT_EXTHDR_OP_IPV6: match against ipv6 extension headers 884 * @NFT_EXTHDR_OP_TCP: match against tcp options 885 * @NFT_EXTHDR_OP_IPV4: match against ipv4 options 886 * @NFT_EXTHDR_OP_SCTP: match against sctp chunks 887 * @NFT_EXTHDR_OP_DCCP: match against dccp otions 888 */ 889 enum nft_exthdr_op { 890 NFT_EXTHDR_OP_IPV6, 891 NFT_EXTHDR_OP_TCPOPT, 892 NFT_EXTHDR_OP_IPV4, 893 NFT_EXTHDR_OP_SCTP, 894 NFT_EXTHDR_OP_DCCP, 895 __NFT_EXTHDR_OP_MAX 896 }; 897 #define NFT_EXTHDR_OP_MAX (__NFT_EXTHDR_OP_MAX - 1) 898 899 /** 900 * enum nft_exthdr_attributes - nf_tables extension header expression netlink attributes 901 * 902 * @NFTA_EXTHDR_DREG: destination register (NLA_U32: nft_registers) 903 * @NFTA_EXTHDR_TYPE: extension header type (NLA_U8) 904 * @NFTA_EXTHDR_OFFSET: extension header offset (NLA_U32) 905 * @NFTA_EXTHDR_LEN: extension header length (NLA_U32) 906 * @NFTA_EXTHDR_FLAGS: extension header flags (NLA_U32) 907 * @NFTA_EXTHDR_OP: option match type (NLA_U32) 908 * @NFTA_EXTHDR_SREG: source register (NLA_U32: nft_registers) 909 */ 910 enum nft_exthdr_attributes { 911 NFTA_EXTHDR_UNSPEC, 912 NFTA_EXTHDR_DREG, 913 NFTA_EXTHDR_TYPE, 914 NFTA_EXTHDR_OFFSET, 915 NFTA_EXTHDR_LEN, 916 NFTA_EXTHDR_FLAGS, 917 NFTA_EXTHDR_OP, 918 NFTA_EXTHDR_SREG, 919 __NFTA_EXTHDR_MAX 920 }; 921 #define NFTA_EXTHDR_MAX (__NFTA_EXTHDR_MAX - 1) 922 923 /** 924 * enum nft_meta_keys - nf_tables meta expression keys 925 * 926 * @NFT_META_LEN: packet length (skb->len) 927 * @NFT_META_PROTOCOL: packet ethertype protocol (skb->protocol), invalid in OUTPUT 928 * @NFT_META_PRIORITY: packet priority (skb->priority) 929 * @NFT_META_MARK: packet mark (skb->mark) 930 * @NFT_META_IIF: packet input interface index (dev->ifindex) 931 * @NFT_META_OIF: packet output interface index (dev->ifindex) 932 * @NFT_META_IIFNAME: packet input interface name (dev->name) 933 * @NFT_META_OIFNAME: packet output interface name (dev->name) 934 * @NFT_META_IIFTYPE: packet input interface type (dev->type) 935 * @NFT_META_OIFTYPE: packet output interface type (dev->type) 936 * @NFT_META_SKUID: originating socket UID (fsuid) 937 * @NFT_META_SKGID: originating socket GID (fsgid) 938 * @NFT_META_NFTRACE: packet nftrace bit 939 * @NFT_META_RTCLASSID: realm value of packet's route (skb->dst->tclassid) 940 * @NFT_META_SECMARK: packet secmark (skb->secmark) 941 * @NFT_META_NFPROTO: netfilter protocol 942 * @NFT_META_L4PROTO: layer 4 protocol number 943 * @NFT_META_BRI_IIFNAME: packet input bridge interface name 944 * @NFT_META_BRI_OIFNAME: packet output bridge interface name 945 * @NFT_META_PKTTYPE: packet type (skb->pkt_type), special handling for loopback 946 * @NFT_META_CPU: cpu id through smp_processor_id() 947 * @NFT_META_IIFGROUP: packet input interface group 948 * @NFT_META_OIFGROUP: packet output interface group 949 * @NFT_META_CGROUP: socket control group (skb->sk->sk_classid) 950 * @NFT_META_PRANDOM: a 32bit pseudo-random number 951 * @NFT_META_SECPATH: boolean, secpath_exists (!!skb->sp) 952 * @NFT_META_IIFKIND: packet input interface kind name (dev->rtnl_link_ops->kind) 953 * @NFT_META_OIFKIND: packet output interface kind name (dev->rtnl_link_ops->kind) 954 * @NFT_META_BRI_IIFPVID: packet input bridge port pvid 955 * @NFT_META_BRI_IIFVPROTO: packet input bridge vlan proto 956 * @NFT_META_TIME_NS: time since epoch (in nanoseconds) 957 * @NFT_META_TIME_DAY: day of week (from 0 = Sunday to 6 = Saturday) 958 * @NFT_META_TIME_HOUR: hour of day (in seconds) 959 * @NFT_META_SDIF: slave device interface index 960 * @NFT_META_SDIFNAME: slave device interface name 961 * @NFT_META_BRI_BROUTE: packet br_netfilter_broute bit 962 */ 963 enum nft_meta_keys { 964 NFT_META_LEN, 965 NFT_META_PROTOCOL, 966 NFT_META_PRIORITY, 967 NFT_META_MARK, 968 NFT_META_IIF, 969 NFT_META_OIF, 970 NFT_META_IIFNAME, 971 NFT_META_OIFNAME, 972 NFT_META_IFTYPE, 973 #define NFT_META_IIFTYPE NFT_META_IFTYPE 974 NFT_META_OIFTYPE, 975 NFT_META_SKUID, 976 NFT_META_SKGID, 977 NFT_META_NFTRACE, 978 NFT_META_RTCLASSID, 979 NFT_META_SECMARK, 980 NFT_META_NFPROTO, 981 NFT_META_L4PROTO, 982 NFT_META_BRI_IIFNAME, 983 NFT_META_BRI_OIFNAME, 984 NFT_META_PKTTYPE, 985 NFT_META_CPU, 986 NFT_META_IIFGROUP, 987 NFT_META_OIFGROUP, 988 NFT_META_CGROUP, 989 NFT_META_PRANDOM, 990 NFT_META_SECPATH, 991 NFT_META_IIFKIND, 992 NFT_META_OIFKIND, 993 NFT_META_BRI_IIFPVID, 994 NFT_META_BRI_IIFVPROTO, 995 NFT_META_TIME_NS, 996 NFT_META_TIME_DAY, 997 NFT_META_TIME_HOUR, 998 NFT_META_SDIF, 999 NFT_META_SDIFNAME, 1000 NFT_META_BRI_BROUTE, 1001 __NFT_META_IIFTYPE, 1002 }; 1003 1004 /** 1005 * enum nft_rt_keys - nf_tables routing expression keys 1006 * 1007 * @NFT_RT_CLASSID: realm value of packet's route (skb->dst->tclassid) 1008 * @NFT_RT_NEXTHOP4: routing nexthop for IPv4 1009 * @NFT_RT_NEXTHOP6: routing nexthop for IPv6 1010 * @NFT_RT_TCPMSS: fetch current path tcp mss 1011 * @NFT_RT_XFRM: boolean, skb->dst->xfrm != NULL 1012 */ 1013 enum nft_rt_keys { 1014 NFT_RT_CLASSID, 1015 NFT_RT_NEXTHOP4, 1016 NFT_RT_NEXTHOP6, 1017 NFT_RT_TCPMSS, 1018 NFT_RT_XFRM, 1019 __NFT_RT_MAX 1020 }; 1021 #define NFT_RT_MAX (__NFT_RT_MAX - 1) 1022 1023 /** 1024 * enum nft_hash_types - nf_tables hash expression types 1025 * 1026 * @NFT_HASH_JENKINS: Jenkins Hash 1027 * @NFT_HASH_SYM: Symmetric Hash 1028 */ 1029 enum nft_hash_types { 1030 NFT_HASH_JENKINS, 1031 NFT_HASH_SYM, 1032 }; 1033 1034 /** 1035 * enum nft_hash_attributes - nf_tables hash expression netlink attributes 1036 * 1037 * @NFTA_HASH_SREG: source register (NLA_U32) 1038 * @NFTA_HASH_DREG: destination register (NLA_U32) 1039 * @NFTA_HASH_LEN: source data length (NLA_U32) 1040 * @NFTA_HASH_MODULUS: modulus value (NLA_U32) 1041 * @NFTA_HASH_SEED: seed value (NLA_U32) 1042 * @NFTA_HASH_OFFSET: add this offset value to hash result (NLA_U32) 1043 * @NFTA_HASH_TYPE: hash operation (NLA_U32: nft_hash_types) 1044 * @NFTA_HASH_SET_NAME: name of the map to lookup (NLA_STRING) 1045 * @NFTA_HASH_SET_ID: id of the map (NLA_U32) 1046 */ 1047 enum nft_hash_attributes { 1048 NFTA_HASH_UNSPEC, 1049 NFTA_HASH_SREG, 1050 NFTA_HASH_DREG, 1051 NFTA_HASH_LEN, 1052 NFTA_HASH_MODULUS, 1053 NFTA_HASH_SEED, 1054 NFTA_HASH_OFFSET, 1055 NFTA_HASH_TYPE, 1056 NFTA_HASH_SET_NAME, /* deprecated */ 1057 NFTA_HASH_SET_ID, /* deprecated */ 1058 __NFTA_HASH_MAX, 1059 }; 1060 #define NFTA_HASH_MAX (__NFTA_HASH_MAX - 1) 1061 1062 /** 1063 * enum nft_meta_attributes - nf_tables meta expression netlink attributes 1064 * 1065 * @NFTA_META_DREG: destination register (NLA_U32) 1066 * @NFTA_META_KEY: meta data item to load (NLA_U32: nft_meta_keys) 1067 * @NFTA_META_SREG: source register (NLA_U32) 1068 */ 1069 enum nft_meta_attributes { 1070 NFTA_META_UNSPEC, 1071 NFTA_META_DREG, 1072 NFTA_META_KEY, 1073 NFTA_META_SREG, 1074 __NFTA_META_MAX 1075 }; 1076 #define NFTA_META_MAX (__NFTA_META_MAX - 1) 1077 1078 /** 1079 * enum nft_rt_attributes - nf_tables routing expression netlink attributes 1080 * 1081 * @NFTA_RT_DREG: destination register (NLA_U32) 1082 * @NFTA_RT_KEY: routing data item to load (NLA_U32: nft_rt_keys) 1083 */ 1084 enum nft_rt_attributes { 1085 NFTA_RT_UNSPEC, 1086 NFTA_RT_DREG, 1087 NFTA_RT_KEY, 1088 __NFTA_RT_MAX 1089 }; 1090 #define NFTA_RT_MAX (__NFTA_RT_MAX - 1) 1091 1092 /** 1093 * enum nft_socket_attributes - nf_tables socket expression netlink attributes 1094 * 1095 * @NFTA_SOCKET_KEY: socket key to match 1096 * @NFTA_SOCKET_DREG: destination register 1097 * @NFTA_SOCKET_LEVEL: cgroups2 ancestor level (only for cgroupsv2) 1098 */ 1099 enum nft_socket_attributes { 1100 NFTA_SOCKET_UNSPEC, 1101 NFTA_SOCKET_KEY, 1102 NFTA_SOCKET_DREG, 1103 NFTA_SOCKET_LEVEL, 1104 __NFTA_SOCKET_MAX 1105 }; 1106 #define NFTA_SOCKET_MAX (__NFTA_SOCKET_MAX - 1) 1107 1108 /* 1109 * enum nft_socket_keys - nf_tables socket expression keys 1110 * 1111 * @NFT_SOCKET_TRANSPARENT: Value of the IP(V6)_TRANSPARENT socket option 1112 * @NFT_SOCKET_MARK: Value of the socket mark 1113 * @NFT_SOCKET_WILDCARD: Whether the socket is zero-bound (e.g. 0.0.0.0 or ::0) 1114 * @NFT_SOCKET_CGROUPV2: Match on cgroups version 2 1115 */ 1116 enum nft_socket_keys { 1117 NFT_SOCKET_TRANSPARENT, 1118 NFT_SOCKET_MARK, 1119 NFT_SOCKET_WILDCARD, 1120 NFT_SOCKET_CGROUPV2, 1121 __NFT_SOCKET_MAX 1122 }; 1123 #define NFT_SOCKET_MAX (__NFT_SOCKET_MAX - 1) 1124 1125 /** 1126 * enum nft_ct_keys - nf_tables ct expression keys 1127 * 1128 * @NFT_CT_STATE: conntrack state (bitmask of enum ip_conntrack_info) 1129 * @NFT_CT_DIRECTION: conntrack direction (enum ip_conntrack_dir) 1130 * @NFT_CT_STATUS: conntrack status (bitmask of enum ip_conntrack_status) 1131 * @NFT_CT_MARK: conntrack mark value 1132 * @NFT_CT_SECMARK: conntrack secmark value 1133 * @NFT_CT_EXPIRATION: relative conntrack expiration time in ms 1134 * @NFT_CT_HELPER: connection tracking helper assigned to conntrack 1135 * @NFT_CT_L3PROTOCOL: conntrack layer 3 protocol 1136 * @NFT_CT_SRC: conntrack layer 3 protocol source (IPv4/IPv6 address, deprecated) 1137 * @NFT_CT_DST: conntrack layer 3 protocol destination (IPv4/IPv6 address, deprecated) 1138 * @NFT_CT_PROTOCOL: conntrack layer 4 protocol 1139 * @NFT_CT_PROTO_SRC: conntrack layer 4 protocol source 1140 * @NFT_CT_PROTO_DST: conntrack layer 4 protocol destination 1141 * @NFT_CT_LABELS: conntrack labels 1142 * @NFT_CT_PKTS: conntrack packets 1143 * @NFT_CT_BYTES: conntrack bytes 1144 * @NFT_CT_AVGPKT: conntrack average bytes per packet 1145 * @NFT_CT_ZONE: conntrack zone 1146 * @NFT_CT_EVENTMASK: ctnetlink events to be generated for this conntrack 1147 * @NFT_CT_SRC_IP: conntrack layer 3 protocol source (IPv4 address) 1148 * @NFT_CT_DST_IP: conntrack layer 3 protocol destination (IPv4 address) 1149 * @NFT_CT_SRC_IP6: conntrack layer 3 protocol source (IPv6 address) 1150 * @NFT_CT_DST_IP6: conntrack layer 3 protocol destination (IPv6 address) 1151 * @NFT_CT_ID: conntrack id 1152 */ 1153 enum nft_ct_keys { 1154 NFT_CT_STATE, 1155 NFT_CT_DIRECTION, 1156 NFT_CT_STATUS, 1157 NFT_CT_MARK, 1158 NFT_CT_SECMARK, 1159 NFT_CT_EXPIRATION, 1160 NFT_CT_HELPER, 1161 NFT_CT_L3PROTOCOL, 1162 NFT_CT_SRC, 1163 NFT_CT_DST, 1164 NFT_CT_PROTOCOL, 1165 NFT_CT_PROTO_SRC, 1166 NFT_CT_PROTO_DST, 1167 NFT_CT_LABELS, 1168 NFT_CT_PKTS, 1169 NFT_CT_BYTES, 1170 NFT_CT_AVGPKT, 1171 NFT_CT_ZONE, 1172 NFT_CT_EVENTMASK, 1173 NFT_CT_SRC_IP, 1174 NFT_CT_DST_IP, 1175 NFT_CT_SRC_IP6, 1176 NFT_CT_DST_IP6, 1177 NFT_CT_ID, 1178 __NFT_CT_MAX 1179 }; 1180 #define NFT_CT_MAX (__NFT_CT_MAX - 1) 1181 1182 /** 1183 * enum nft_ct_attributes - nf_tables ct expression netlink attributes 1184 * 1185 * @NFTA_CT_DREG: destination register (NLA_U32) 1186 * @NFTA_CT_KEY: conntrack data item to load (NLA_U32: nft_ct_keys) 1187 * @NFTA_CT_DIRECTION: direction in case of directional keys (NLA_U8) 1188 * @NFTA_CT_SREG: source register (NLA_U32) 1189 */ 1190 enum nft_ct_attributes { 1191 NFTA_CT_UNSPEC, 1192 NFTA_CT_DREG, 1193 NFTA_CT_KEY, 1194 NFTA_CT_DIRECTION, 1195 NFTA_CT_SREG, 1196 __NFTA_CT_MAX 1197 }; 1198 #define NFTA_CT_MAX (__NFTA_CT_MAX - 1) 1199 1200 /** 1201 * enum nft_flow_attributes - ct offload expression attributes 1202 * @NFTA_FLOW_TABLE_NAME: flow table name (NLA_STRING) 1203 */ 1204 enum nft_offload_attributes { 1205 NFTA_FLOW_UNSPEC, 1206 NFTA_FLOW_TABLE_NAME, 1207 __NFTA_FLOW_MAX, 1208 }; 1209 #define NFTA_FLOW_MAX (__NFTA_FLOW_MAX - 1) 1210 1211 enum nft_limit_type { 1212 NFT_LIMIT_PKTS, 1213 NFT_LIMIT_PKT_BYTES 1214 }; 1215 1216 enum nft_limit_flags { 1217 NFT_LIMIT_F_INV = (1 << 0), 1218 }; 1219 1220 /** 1221 * enum nft_limit_attributes - nf_tables limit expression netlink attributes 1222 * 1223 * @NFTA_LIMIT_RATE: refill rate (NLA_U64) 1224 * @NFTA_LIMIT_UNIT: refill unit (NLA_U64) 1225 * @NFTA_LIMIT_BURST: burst (NLA_U32) 1226 * @NFTA_LIMIT_TYPE: type of limit (NLA_U32: enum nft_limit_type) 1227 * @NFTA_LIMIT_FLAGS: flags (NLA_U32: enum nft_limit_flags) 1228 */ 1229 enum nft_limit_attributes { 1230 NFTA_LIMIT_UNSPEC, 1231 NFTA_LIMIT_RATE, 1232 NFTA_LIMIT_UNIT, 1233 NFTA_LIMIT_BURST, 1234 NFTA_LIMIT_TYPE, 1235 NFTA_LIMIT_FLAGS, 1236 NFTA_LIMIT_PAD, 1237 __NFTA_LIMIT_MAX 1238 }; 1239 #define NFTA_LIMIT_MAX (__NFTA_LIMIT_MAX - 1) 1240 1241 enum nft_connlimit_flags { 1242 NFT_CONNLIMIT_F_INV = (1 << 0), 1243 }; 1244 1245 /** 1246 * enum nft_connlimit_attributes - nf_tables connlimit expression netlink attributes 1247 * 1248 * @NFTA_CONNLIMIT_COUNT: number of connections (NLA_U32) 1249 * @NFTA_CONNLIMIT_FLAGS: flags (NLA_U32: enum nft_connlimit_flags) 1250 */ 1251 enum nft_connlimit_attributes { 1252 NFTA_CONNLIMIT_UNSPEC, 1253 NFTA_CONNLIMIT_COUNT, 1254 NFTA_CONNLIMIT_FLAGS, 1255 __NFTA_CONNLIMIT_MAX 1256 }; 1257 #define NFTA_CONNLIMIT_MAX (__NFTA_CONNLIMIT_MAX - 1) 1258 1259 /** 1260 * enum nft_counter_attributes - nf_tables counter expression netlink attributes 1261 * 1262 * @NFTA_COUNTER_BYTES: number of bytes (NLA_U64) 1263 * @NFTA_COUNTER_PACKETS: number of packets (NLA_U64) 1264 */ 1265 enum nft_counter_attributes { 1266 NFTA_COUNTER_UNSPEC, 1267 NFTA_COUNTER_BYTES, 1268 NFTA_COUNTER_PACKETS, 1269 NFTA_COUNTER_PAD, 1270 __NFTA_COUNTER_MAX 1271 }; 1272 #define NFTA_COUNTER_MAX (__NFTA_COUNTER_MAX - 1) 1273 1274 /** 1275 * enum nft_last_attributes - nf_tables last expression netlink attributes 1276 * 1277 * @NFTA_LAST_SET: last update has been set, zero means never updated (NLA_U32) 1278 * @NFTA_LAST_MSECS: milliseconds since last update (NLA_U64) 1279 */ 1280 enum nft_last_attributes { 1281 NFTA_LAST_UNSPEC, 1282 NFTA_LAST_SET, 1283 NFTA_LAST_MSECS, 1284 NFTA_LAST_PAD, 1285 __NFTA_LAST_MAX 1286 }; 1287 #define NFTA_LAST_MAX (__NFTA_LAST_MAX - 1) 1288 1289 /** 1290 * enum nft_log_attributes - nf_tables log expression netlink attributes 1291 * 1292 * @NFTA_LOG_GROUP: netlink group to send messages to (NLA_U16) 1293 * @NFTA_LOG_PREFIX: prefix to prepend to log messages (NLA_STRING) 1294 * @NFTA_LOG_SNAPLEN: length of payload to include in netlink message (NLA_U32) 1295 * @NFTA_LOG_QTHRESHOLD: queue threshold (NLA_U16) 1296 * @NFTA_LOG_LEVEL: log level (NLA_U32) 1297 * @NFTA_LOG_FLAGS: logging flags (NLA_U32) 1298 */ 1299 enum nft_log_attributes { 1300 NFTA_LOG_UNSPEC, 1301 NFTA_LOG_GROUP, 1302 NFTA_LOG_PREFIX, 1303 NFTA_LOG_SNAPLEN, 1304 NFTA_LOG_QTHRESHOLD, 1305 NFTA_LOG_LEVEL, 1306 NFTA_LOG_FLAGS, 1307 __NFTA_LOG_MAX 1308 }; 1309 #define NFTA_LOG_MAX (__NFTA_LOG_MAX - 1) 1310 1311 /** 1312 * enum nft_log_level - nf_tables log levels 1313 * 1314 * @NFT_LOGLEVEL_EMERG: system is unusable 1315 * @NFT_LOGLEVEL_ALERT: action must be taken immediately 1316 * @NFT_LOGLEVEL_CRIT: critical conditions 1317 * @NFT_LOGLEVEL_ERR: error conditions 1318 * @NFT_LOGLEVEL_WARNING: warning conditions 1319 * @NFT_LOGLEVEL_NOTICE: normal but significant condition 1320 * @NFT_LOGLEVEL_INFO: informational 1321 * @NFT_LOGLEVEL_DEBUG: debug-level messages 1322 * @NFT_LOGLEVEL_AUDIT: enabling audit logging 1323 */ 1324 enum nft_log_level { 1325 NFT_LOGLEVEL_EMERG, 1326 NFT_LOGLEVEL_ALERT, 1327 NFT_LOGLEVEL_CRIT, 1328 NFT_LOGLEVEL_ERR, 1329 NFT_LOGLEVEL_WARNING, 1330 NFT_LOGLEVEL_NOTICE, 1331 NFT_LOGLEVEL_INFO, 1332 NFT_LOGLEVEL_DEBUG, 1333 NFT_LOGLEVEL_AUDIT, 1334 __NFT_LOGLEVEL_MAX 1335 }; 1336 #define NFT_LOGLEVEL_MAX (__NFT_LOGLEVEL_MAX - 1) 1337 1338 /** 1339 * enum nft_queue_attributes - nf_tables queue expression netlink attributes 1340 * 1341 * @NFTA_QUEUE_NUM: netlink queue to send messages to (NLA_U16) 1342 * @NFTA_QUEUE_TOTAL: number of queues to load balance packets on (NLA_U16) 1343 * @NFTA_QUEUE_FLAGS: various flags (NLA_U16) 1344 * @NFTA_QUEUE_SREG_QNUM: source register of queue number (NLA_U32: nft_registers) 1345 */ 1346 enum nft_queue_attributes { 1347 NFTA_QUEUE_UNSPEC, 1348 NFTA_QUEUE_NUM, 1349 NFTA_QUEUE_TOTAL, 1350 NFTA_QUEUE_FLAGS, 1351 NFTA_QUEUE_SREG_QNUM, 1352 __NFTA_QUEUE_MAX 1353 }; 1354 #define NFTA_QUEUE_MAX (__NFTA_QUEUE_MAX - 1) 1355 1356 #define NFT_QUEUE_FLAG_BYPASS 0x01 /* for compatibility with v2 */ 1357 #define NFT_QUEUE_FLAG_CPU_FANOUT 0x02 /* use current CPU (no hashing) */ 1358 #define NFT_QUEUE_FLAG_MASK 0x03 1359 1360 enum nft_quota_flags { 1361 NFT_QUOTA_F_INV = (1 << 0), 1362 NFT_QUOTA_F_DEPLETED = (1 << 1), 1363 }; 1364 1365 /** 1366 * enum nft_quota_attributes - nf_tables quota expression netlink attributes 1367 * 1368 * @NFTA_QUOTA_BYTES: quota in bytes (NLA_U16) 1369 * @NFTA_QUOTA_FLAGS: flags (NLA_U32) 1370 * @NFTA_QUOTA_CONSUMED: quota already consumed in bytes (NLA_U64) 1371 */ 1372 enum nft_quota_attributes { 1373 NFTA_QUOTA_UNSPEC, 1374 NFTA_QUOTA_BYTES, 1375 NFTA_QUOTA_FLAGS, 1376 NFTA_QUOTA_PAD, 1377 NFTA_QUOTA_CONSUMED, 1378 __NFTA_QUOTA_MAX 1379 }; 1380 #define NFTA_QUOTA_MAX (__NFTA_QUOTA_MAX - 1) 1381 1382 /** 1383 * enum nft_secmark_attributes - nf_tables secmark object netlink attributes 1384 * 1385 * @NFTA_SECMARK_CTX: security context (NLA_STRING) 1386 */ 1387 enum nft_secmark_attributes { 1388 NFTA_SECMARK_UNSPEC, 1389 NFTA_SECMARK_CTX, 1390 __NFTA_SECMARK_MAX, 1391 }; 1392 #define NFTA_SECMARK_MAX (__NFTA_SECMARK_MAX - 1) 1393 1394 /* Max security context length */ 1395 #define NFT_SECMARK_CTX_MAXLEN 4096 1396 1397 /** 1398 * enum nft_reject_types - nf_tables reject expression reject types 1399 * 1400 * @NFT_REJECT_ICMP_UNREACH: reject using ICMP unreachable 1401 * @NFT_REJECT_TCP_RST: reject using TCP RST 1402 * @NFT_REJECT_ICMPX_UNREACH: abstracted ICMP unreachable for bridge and inet 1403 */ 1404 enum nft_reject_types { 1405 NFT_REJECT_ICMP_UNREACH, 1406 NFT_REJECT_TCP_RST, 1407 NFT_REJECT_ICMPX_UNREACH, 1408 }; 1409 1410 /** 1411 * enum nft_reject_code - Generic reject codes for IPv4/IPv6 1412 * 1413 * @NFT_REJECT_ICMPX_NO_ROUTE: no route to host / network unreachable 1414 * @NFT_REJECT_ICMPX_PORT_UNREACH: port unreachable 1415 * @NFT_REJECT_ICMPX_HOST_UNREACH: host unreachable 1416 * @NFT_REJECT_ICMPX_ADMIN_PROHIBITED: administratively prohibited 1417 * 1418 * These codes are mapped to real ICMP and ICMPv6 codes. 1419 */ 1420 enum nft_reject_inet_code { 1421 NFT_REJECT_ICMPX_NO_ROUTE = 0, 1422 NFT_REJECT_ICMPX_PORT_UNREACH, 1423 NFT_REJECT_ICMPX_HOST_UNREACH, 1424 NFT_REJECT_ICMPX_ADMIN_PROHIBITED, 1425 __NFT_REJECT_ICMPX_MAX 1426 }; 1427 #define NFT_REJECT_ICMPX_MAX (__NFT_REJECT_ICMPX_MAX - 1) 1428 1429 /** 1430 * enum nft_reject_attributes - nf_tables reject expression netlink attributes 1431 * 1432 * @NFTA_REJECT_TYPE: packet type to use (NLA_U32: nft_reject_types) 1433 * @NFTA_REJECT_ICMP_CODE: ICMP code to use (NLA_U8) 1434 */ 1435 enum nft_reject_attributes { 1436 NFTA_REJECT_UNSPEC, 1437 NFTA_REJECT_TYPE, 1438 NFTA_REJECT_ICMP_CODE, 1439 __NFTA_REJECT_MAX 1440 }; 1441 #define NFTA_REJECT_MAX (__NFTA_REJECT_MAX - 1) 1442 1443 /** 1444 * enum nft_nat_types - nf_tables nat expression NAT types 1445 * 1446 * @NFT_NAT_SNAT: source NAT 1447 * @NFT_NAT_DNAT: destination NAT 1448 */ 1449 enum nft_nat_types { 1450 NFT_NAT_SNAT, 1451 NFT_NAT_DNAT, 1452 }; 1453 1454 /** 1455 * enum nft_nat_attributes - nf_tables nat expression netlink attributes 1456 * 1457 * @NFTA_NAT_TYPE: NAT type (NLA_U32: nft_nat_types) 1458 * @NFTA_NAT_FAMILY: NAT family (NLA_U32) 1459 * @NFTA_NAT_REG_ADDR_MIN: source register of address range start (NLA_U32: nft_registers) 1460 * @NFTA_NAT_REG_ADDR_MAX: source register of address range end (NLA_U32: nft_registers) 1461 * @NFTA_NAT_REG_PROTO_MIN: source register of proto range start (NLA_U32: nft_registers) 1462 * @NFTA_NAT_REG_PROTO_MAX: source register of proto range end (NLA_U32: nft_registers) 1463 * @NFTA_NAT_FLAGS: NAT flags (see NF_NAT_RANGE_* in linux/netfilter/nf_nat.h) (NLA_U32) 1464 */ 1465 enum nft_nat_attributes { 1466 NFTA_NAT_UNSPEC, 1467 NFTA_NAT_TYPE, 1468 NFTA_NAT_FAMILY, 1469 NFTA_NAT_REG_ADDR_MIN, 1470 NFTA_NAT_REG_ADDR_MAX, 1471 NFTA_NAT_REG_PROTO_MIN, 1472 NFTA_NAT_REG_PROTO_MAX, 1473 NFTA_NAT_FLAGS, 1474 __NFTA_NAT_MAX 1475 }; 1476 #define NFTA_NAT_MAX (__NFTA_NAT_MAX - 1) 1477 1478 /** 1479 * enum nft_tproxy_attributes - nf_tables tproxy expression netlink attributes 1480 * 1481 * NFTA_TPROXY_FAMILY: Target address family (NLA_U32: nft_registers) 1482 * NFTA_TPROXY_REG_ADDR: Target address register (NLA_U32: nft_registers) 1483 * NFTA_TPROXY_REG_PORT: Target port register (NLA_U32: nft_registers) 1484 */ 1485 enum nft_tproxy_attributes { 1486 NFTA_TPROXY_UNSPEC, 1487 NFTA_TPROXY_FAMILY, 1488 NFTA_TPROXY_REG_ADDR, 1489 NFTA_TPROXY_REG_PORT, 1490 __NFTA_TPROXY_MAX 1491 }; 1492 #define NFTA_TPROXY_MAX (__NFTA_TPROXY_MAX - 1) 1493 1494 /** 1495 * enum nft_masq_attributes - nf_tables masquerade expression attributes 1496 * 1497 * @NFTA_MASQ_FLAGS: NAT flags (see NF_NAT_RANGE_* in linux/netfilter/nf_nat.h) (NLA_U32) 1498 * @NFTA_MASQ_REG_PROTO_MIN: source register of proto range start (NLA_U32: nft_registers) 1499 * @NFTA_MASQ_REG_PROTO_MAX: source register of proto range end (NLA_U32: nft_registers) 1500 */ 1501 enum nft_masq_attributes { 1502 NFTA_MASQ_UNSPEC, 1503 NFTA_MASQ_FLAGS, 1504 NFTA_MASQ_REG_PROTO_MIN, 1505 NFTA_MASQ_REG_PROTO_MAX, 1506 __NFTA_MASQ_MAX 1507 }; 1508 #define NFTA_MASQ_MAX (__NFTA_MASQ_MAX - 1) 1509 1510 /** 1511 * enum nft_redir_attributes - nf_tables redirect expression netlink attributes 1512 * 1513 * @NFTA_REDIR_REG_PROTO_MIN: source register of proto range start (NLA_U32: nft_registers) 1514 * @NFTA_REDIR_REG_PROTO_MAX: source register of proto range end (NLA_U32: nft_registers) 1515 * @NFTA_REDIR_FLAGS: NAT flags (see NF_NAT_RANGE_* in linux/netfilter/nf_nat.h) (NLA_U32) 1516 */ 1517 enum nft_redir_attributes { 1518 NFTA_REDIR_UNSPEC, 1519 NFTA_REDIR_REG_PROTO_MIN, 1520 NFTA_REDIR_REG_PROTO_MAX, 1521 NFTA_REDIR_FLAGS, 1522 __NFTA_REDIR_MAX 1523 }; 1524 #define NFTA_REDIR_MAX (__NFTA_REDIR_MAX - 1) 1525 1526 /** 1527 * enum nft_dup_attributes - nf_tables dup expression netlink attributes 1528 * 1529 * @NFTA_DUP_SREG_ADDR: source register of address (NLA_U32: nft_registers) 1530 * @NFTA_DUP_SREG_DEV: source register of output interface (NLA_U32: nft_register) 1531 */ 1532 enum nft_dup_attributes { 1533 NFTA_DUP_UNSPEC, 1534 NFTA_DUP_SREG_ADDR, 1535 NFTA_DUP_SREG_DEV, 1536 __NFTA_DUP_MAX 1537 }; 1538 #define NFTA_DUP_MAX (__NFTA_DUP_MAX - 1) 1539 1540 /** 1541 * enum nft_fwd_attributes - nf_tables fwd expression netlink attributes 1542 * 1543 * @NFTA_FWD_SREG_DEV: source register of output interface (NLA_U32: nft_register) 1544 * @NFTA_FWD_SREG_ADDR: source register of destination address (NLA_U32: nft_register) 1545 * @NFTA_FWD_NFPROTO: layer 3 family of source register address (NLA_U32: enum nfproto) 1546 */ 1547 enum nft_fwd_attributes { 1548 NFTA_FWD_UNSPEC, 1549 NFTA_FWD_SREG_DEV, 1550 NFTA_FWD_SREG_ADDR, 1551 NFTA_FWD_NFPROTO, 1552 __NFTA_FWD_MAX 1553 }; 1554 #define NFTA_FWD_MAX (__NFTA_FWD_MAX - 1) 1555 1556 /** 1557 * enum nft_objref_attributes - nf_tables stateful object expression netlink attributes 1558 * 1559 * @NFTA_OBJREF_IMM_TYPE: object type for immediate reference (NLA_U32: nft_register) 1560 * @NFTA_OBJREF_IMM_NAME: object name for immediate reference (NLA_STRING) 1561 * @NFTA_OBJREF_SET_SREG: source register of the data to look for (NLA_U32: nft_registers) 1562 * @NFTA_OBJREF_SET_NAME: name of the set where to look for (NLA_STRING) 1563 * @NFTA_OBJREF_SET_ID: id of the set where to look for in this transaction (NLA_U32) 1564 */ 1565 enum nft_objref_attributes { 1566 NFTA_OBJREF_UNSPEC, 1567 NFTA_OBJREF_IMM_TYPE, 1568 NFTA_OBJREF_IMM_NAME, 1569 NFTA_OBJREF_SET_SREG, 1570 NFTA_OBJREF_SET_NAME, 1571 NFTA_OBJREF_SET_ID, 1572 __NFTA_OBJREF_MAX 1573 }; 1574 #define NFTA_OBJREF_MAX (__NFTA_OBJREF_MAX - 1) 1575 1576 /** 1577 * enum nft_gen_attributes - nf_tables ruleset generation attributes 1578 * 1579 * @NFTA_GEN_ID: Ruleset generation ID (NLA_U32) 1580 */ 1581 enum nft_gen_attributes { 1582 NFTA_GEN_UNSPEC, 1583 NFTA_GEN_ID, 1584 NFTA_GEN_PROC_PID, 1585 NFTA_GEN_PROC_NAME, 1586 __NFTA_GEN_MAX 1587 }; 1588 #define NFTA_GEN_MAX (__NFTA_GEN_MAX - 1) 1589 1590 /* 1591 * enum nft_fib_attributes - nf_tables fib expression netlink attributes 1592 * 1593 * @NFTA_FIB_DREG: destination register (NLA_U32) 1594 * @NFTA_FIB_RESULT: desired result (NLA_U32) 1595 * @NFTA_FIB_FLAGS: flowi fields to initialize when querying the FIB (NLA_U32) 1596 * 1597 * The FIB expression performs a route lookup according 1598 * to the packet data. 1599 */ 1600 enum nft_fib_attributes { 1601 NFTA_FIB_UNSPEC, 1602 NFTA_FIB_DREG, 1603 NFTA_FIB_RESULT, 1604 NFTA_FIB_FLAGS, 1605 __NFTA_FIB_MAX 1606 }; 1607 #define NFTA_FIB_MAX (__NFTA_FIB_MAX - 1) 1608 1609 enum nft_fib_result { 1610 NFT_FIB_RESULT_UNSPEC, 1611 NFT_FIB_RESULT_OIF, 1612 NFT_FIB_RESULT_OIFNAME, 1613 NFT_FIB_RESULT_ADDRTYPE, 1614 __NFT_FIB_RESULT_MAX 1615 }; 1616 #define NFT_FIB_RESULT_MAX (__NFT_FIB_RESULT_MAX - 1) 1617 1618 enum nft_fib_flags { 1619 NFTA_FIB_F_SADDR = 1 << 0, /* look up src */ 1620 NFTA_FIB_F_DADDR = 1 << 1, /* look up dst */ 1621 NFTA_FIB_F_MARK = 1 << 2, /* use skb->mark */ 1622 NFTA_FIB_F_IIF = 1 << 3, /* restrict to iif */ 1623 NFTA_FIB_F_OIF = 1 << 4, /* restrict to oif */ 1624 NFTA_FIB_F_PRESENT = 1 << 5, /* check existence only */ 1625 }; 1626 1627 enum nft_ct_helper_attributes { 1628 NFTA_CT_HELPER_UNSPEC, 1629 NFTA_CT_HELPER_NAME, 1630 NFTA_CT_HELPER_L3PROTO, 1631 NFTA_CT_HELPER_L4PROTO, 1632 __NFTA_CT_HELPER_MAX, 1633 }; 1634 #define NFTA_CT_HELPER_MAX (__NFTA_CT_HELPER_MAX - 1) 1635 1636 enum nft_ct_timeout_timeout_attributes { 1637 NFTA_CT_TIMEOUT_UNSPEC, 1638 NFTA_CT_TIMEOUT_L3PROTO, 1639 NFTA_CT_TIMEOUT_L4PROTO, 1640 NFTA_CT_TIMEOUT_DATA, 1641 __NFTA_CT_TIMEOUT_MAX, 1642 }; 1643 #define NFTA_CT_TIMEOUT_MAX (__NFTA_CT_TIMEOUT_MAX - 1) 1644 1645 enum nft_ct_expectation_attributes { 1646 NFTA_CT_EXPECT_UNSPEC, 1647 NFTA_CT_EXPECT_L3PROTO, 1648 NFTA_CT_EXPECT_L4PROTO, 1649 NFTA_CT_EXPECT_DPORT, 1650 NFTA_CT_EXPECT_TIMEOUT, 1651 NFTA_CT_EXPECT_SIZE, 1652 __NFTA_CT_EXPECT_MAX, 1653 }; 1654 #define NFTA_CT_EXPECT_MAX (__NFTA_CT_EXPECT_MAX - 1) 1655 1656 #define NFT_OBJECT_UNSPEC 0 1657 #define NFT_OBJECT_COUNTER 1 1658 #define NFT_OBJECT_QUOTA 2 1659 #define NFT_OBJECT_CT_HELPER 3 1660 #define NFT_OBJECT_LIMIT 4 1661 #define NFT_OBJECT_CONNLIMIT 5 1662 #define NFT_OBJECT_TUNNEL 6 1663 #define NFT_OBJECT_CT_TIMEOUT 7 1664 #define NFT_OBJECT_SECMARK 8 1665 #define NFT_OBJECT_CT_EXPECT 9 1666 #define NFT_OBJECT_SYNPROXY 10 1667 #define __NFT_OBJECT_MAX 11 1668 #define NFT_OBJECT_MAX (__NFT_OBJECT_MAX - 1) 1669 1670 /** 1671 * enum nft_object_attributes - nf_tables stateful object netlink attributes 1672 * 1673 * @NFTA_OBJ_TABLE: name of the table containing the expression (NLA_STRING) 1674 * @NFTA_OBJ_NAME: name of this expression type (NLA_STRING) 1675 * @NFTA_OBJ_TYPE: stateful object type (NLA_U32) 1676 * @NFTA_OBJ_DATA: stateful object data (NLA_NESTED) 1677 * @NFTA_OBJ_USE: number of references to this expression (NLA_U32) 1678 * @NFTA_OBJ_HANDLE: object handle (NLA_U64) 1679 * @NFTA_OBJ_USERDATA: user data (NLA_BINARY) 1680 */ 1681 enum nft_object_attributes { 1682 NFTA_OBJ_UNSPEC, 1683 NFTA_OBJ_TABLE, 1684 NFTA_OBJ_NAME, 1685 NFTA_OBJ_TYPE, 1686 NFTA_OBJ_DATA, 1687 NFTA_OBJ_USE, 1688 NFTA_OBJ_HANDLE, 1689 NFTA_OBJ_PAD, 1690 NFTA_OBJ_USERDATA, 1691 __NFTA_OBJ_MAX 1692 }; 1693 #define NFTA_OBJ_MAX (__NFTA_OBJ_MAX - 1) 1694 1695 /** 1696 * enum nft_flowtable_flags - nf_tables flowtable flags 1697 * 1698 * @NFT_FLOWTABLE_HW_OFFLOAD: flowtable hardware offload is enabled 1699 * @NFT_FLOWTABLE_COUNTER: enable flow counters 1700 */ 1701 enum nft_flowtable_flags { 1702 NFT_FLOWTABLE_HW_OFFLOAD = 0x1, 1703 NFT_FLOWTABLE_COUNTER = 0x2, 1704 NFT_FLOWTABLE_MASK = (NFT_FLOWTABLE_HW_OFFLOAD | 1705 NFT_FLOWTABLE_COUNTER) 1706 }; 1707 1708 /** 1709 * enum nft_flowtable_attributes - nf_tables flow table netlink attributes 1710 * 1711 * @NFTA_FLOWTABLE_TABLE: name of the table containing the expression (NLA_STRING) 1712 * @NFTA_FLOWTABLE_NAME: name of this flow table (NLA_STRING) 1713 * @NFTA_FLOWTABLE_HOOK: netfilter hook configuration (NLA_NESTED) 1714 * @NFTA_FLOWTABLE_USE: number of references to this flow table (NLA_U32) 1715 * @NFTA_FLOWTABLE_HANDLE: object handle (NLA_U64) 1716 * @NFTA_FLOWTABLE_FLAGS: flags (NLA_U32) 1717 */ 1718 enum nft_flowtable_attributes { 1719 NFTA_FLOWTABLE_UNSPEC, 1720 NFTA_FLOWTABLE_TABLE, 1721 NFTA_FLOWTABLE_NAME, 1722 NFTA_FLOWTABLE_HOOK, 1723 NFTA_FLOWTABLE_USE, 1724 NFTA_FLOWTABLE_HANDLE, 1725 NFTA_FLOWTABLE_PAD, 1726 NFTA_FLOWTABLE_FLAGS, 1727 __NFTA_FLOWTABLE_MAX 1728 }; 1729 #define NFTA_FLOWTABLE_MAX (__NFTA_FLOWTABLE_MAX - 1) 1730 1731 /** 1732 * enum nft_flowtable_hook_attributes - nf_tables flow table hook netlink attributes 1733 * 1734 * @NFTA_FLOWTABLE_HOOK_NUM: netfilter hook number (NLA_U32) 1735 * @NFTA_FLOWTABLE_HOOK_PRIORITY: netfilter hook priority (NLA_U32) 1736 * @NFTA_FLOWTABLE_HOOK_DEVS: input devices this flow table is bound to (NLA_NESTED) 1737 */ 1738 enum nft_flowtable_hook_attributes { 1739 NFTA_FLOWTABLE_HOOK_UNSPEC, 1740 NFTA_FLOWTABLE_HOOK_NUM, 1741 NFTA_FLOWTABLE_HOOK_PRIORITY, 1742 NFTA_FLOWTABLE_HOOK_DEVS, 1743 __NFTA_FLOWTABLE_HOOK_MAX 1744 }; 1745 #define NFTA_FLOWTABLE_HOOK_MAX (__NFTA_FLOWTABLE_HOOK_MAX - 1) 1746 1747 /** 1748 * enum nft_osf_attributes - nftables osf expression netlink attributes 1749 * 1750 * @NFTA_OSF_DREG: destination register (NLA_U32: nft_registers) 1751 * @NFTA_OSF_TTL: Value of the TTL osf option (NLA_U8) 1752 * @NFTA_OSF_FLAGS: flags (NLA_U32) 1753 */ 1754 enum nft_osf_attributes { 1755 NFTA_OSF_UNSPEC, 1756 NFTA_OSF_DREG, 1757 NFTA_OSF_TTL, 1758 NFTA_OSF_FLAGS, 1759 __NFTA_OSF_MAX, 1760 }; 1761 #define NFTA_OSF_MAX (__NFTA_OSF_MAX - 1) 1762 1763 enum nft_osf_flags { 1764 NFT_OSF_F_VERSION = (1 << 0), 1765 }; 1766 1767 /** 1768 * enum nft_synproxy_attributes - nf_tables synproxy expression netlink attributes 1769 * 1770 * @NFTA_SYNPROXY_MSS: mss value sent to the backend (NLA_U16) 1771 * @NFTA_SYNPROXY_WSCALE: wscale value sent to the backend (NLA_U8) 1772 * @NFTA_SYNPROXY_FLAGS: flags (NLA_U32) 1773 */ 1774 enum nft_synproxy_attributes { 1775 NFTA_SYNPROXY_UNSPEC, 1776 NFTA_SYNPROXY_MSS, 1777 NFTA_SYNPROXY_WSCALE, 1778 NFTA_SYNPROXY_FLAGS, 1779 __NFTA_SYNPROXY_MAX, 1780 }; 1781 #define NFTA_SYNPROXY_MAX (__NFTA_SYNPROXY_MAX - 1) 1782 1783 /** 1784 * enum nft_device_attributes - nf_tables device netlink attributes 1785 * 1786 * @NFTA_DEVICE_NAME: name of this device (NLA_STRING) 1787 */ 1788 enum nft_devices_attributes { 1789 NFTA_DEVICE_UNSPEC, 1790 NFTA_DEVICE_NAME, 1791 __NFTA_DEVICE_MAX 1792 }; 1793 #define NFTA_DEVICE_MAX (__NFTA_DEVICE_MAX - 1) 1794 1795 /* 1796 * enum nft_xfrm_attributes - nf_tables xfrm expr netlink attributes 1797 * 1798 * @NFTA_XFRM_DREG: destination register (NLA_U32) 1799 * @NFTA_XFRM_KEY: enum nft_xfrm_keys (NLA_U32) 1800 * @NFTA_XFRM_DIR: direction (NLA_U8) 1801 * @NFTA_XFRM_SPNUM: index in secpath array (NLA_U32) 1802 */ 1803 enum nft_xfrm_attributes { 1804 NFTA_XFRM_UNSPEC, 1805 NFTA_XFRM_DREG, 1806 NFTA_XFRM_KEY, 1807 NFTA_XFRM_DIR, 1808 NFTA_XFRM_SPNUM, 1809 __NFTA_XFRM_MAX 1810 }; 1811 #define NFTA_XFRM_MAX (__NFTA_XFRM_MAX - 1) 1812 1813 enum nft_xfrm_keys { 1814 NFT_XFRM_KEY_UNSPEC, 1815 NFT_XFRM_KEY_DADDR_IP4, 1816 NFT_XFRM_KEY_DADDR_IP6, 1817 NFT_XFRM_KEY_SADDR_IP4, 1818 NFT_XFRM_KEY_SADDR_IP6, 1819 NFT_XFRM_KEY_REQID, 1820 NFT_XFRM_KEY_SPI, 1821 __NFT_XFRM_KEY_MAX, 1822 }; 1823 #define NFT_XFRM_KEY_MAX (__NFT_XFRM_KEY_MAX - 1) 1824 1825 /** 1826 * enum nft_trace_attributes - nf_tables trace netlink attributes 1827 * 1828 * @NFTA_TRACE_TABLE: name of the table (NLA_STRING) 1829 * @NFTA_TRACE_CHAIN: name of the chain (NLA_STRING) 1830 * @NFTA_TRACE_RULE_HANDLE: numeric handle of the rule (NLA_U64) 1831 * @NFTA_TRACE_TYPE: type of the event (NLA_U32: nft_trace_types) 1832 * @NFTA_TRACE_VERDICT: verdict returned by hook (NLA_NESTED: nft_verdicts) 1833 * @NFTA_TRACE_ID: pseudo-id, same for each skb traced (NLA_U32) 1834 * @NFTA_TRACE_LL_HEADER: linklayer header (NLA_BINARY) 1835 * @NFTA_TRACE_NETWORK_HEADER: network header (NLA_BINARY) 1836 * @NFTA_TRACE_TRANSPORT_HEADER: transport header (NLA_BINARY) 1837 * @NFTA_TRACE_IIF: indev ifindex (NLA_U32) 1838 * @NFTA_TRACE_IIFTYPE: netdev->type of indev (NLA_U16) 1839 * @NFTA_TRACE_OIF: outdev ifindex (NLA_U32) 1840 * @NFTA_TRACE_OIFTYPE: netdev->type of outdev (NLA_U16) 1841 * @NFTA_TRACE_MARK: nfmark (NLA_U32) 1842 * @NFTA_TRACE_NFPROTO: nf protocol processed (NLA_U32) 1843 * @NFTA_TRACE_POLICY: policy that decided fate of packet (NLA_U32) 1844 * @NFTA_TRACE_CT_ID: conntrack id (NLA_U32) 1845 * @NFTA_TRACE_CT_DIRECTION: packets direction (NLA_U8) 1846 * @NFTA_TRACE_CT_STATUS: conntrack status (NLA_U32) 1847 * @NFTA_TRACE_CT_STATE: packet state (new, established, ...) (NLA_U32) 1848 */ 1849 enum nft_trace_attributes { 1850 NFTA_TRACE_UNSPEC, 1851 NFTA_TRACE_TABLE, 1852 NFTA_TRACE_CHAIN, 1853 NFTA_TRACE_RULE_HANDLE, 1854 NFTA_TRACE_TYPE, 1855 NFTA_TRACE_VERDICT, 1856 NFTA_TRACE_ID, 1857 NFTA_TRACE_LL_HEADER, 1858 NFTA_TRACE_NETWORK_HEADER, 1859 NFTA_TRACE_TRANSPORT_HEADER, 1860 NFTA_TRACE_IIF, 1861 NFTA_TRACE_IIFTYPE, 1862 NFTA_TRACE_OIF, 1863 NFTA_TRACE_OIFTYPE, 1864 NFTA_TRACE_MARK, 1865 NFTA_TRACE_NFPROTO, 1866 NFTA_TRACE_POLICY, 1867 NFTA_TRACE_PAD, 1868 NFTA_TRACE_CT_ID, 1869 NFTA_TRACE_CT_DIRECTION, 1870 NFTA_TRACE_CT_STATUS, 1871 NFTA_TRACE_CT_STATE, 1872 __NFTA_TRACE_MAX 1873 }; 1874 #define NFTA_TRACE_MAX (__NFTA_TRACE_MAX - 1) 1875 1876 enum nft_trace_types { 1877 NFT_TRACETYPE_UNSPEC, 1878 NFT_TRACETYPE_POLICY, 1879 NFT_TRACETYPE_RETURN, 1880 NFT_TRACETYPE_RULE, 1881 __NFT_TRACETYPE_MAX 1882 }; 1883 #define NFT_TRACETYPE_MAX (__NFT_TRACETYPE_MAX - 1) 1884 1885 /** 1886 * enum nft_ng_attributes - nf_tables number generator expression netlink attributes 1887 * 1888 * @NFTA_NG_DREG: destination register (NLA_U32) 1889 * @NFTA_NG_MODULUS: maximum counter value (NLA_U32) 1890 * @NFTA_NG_TYPE: operation type (NLA_U32) 1891 * @NFTA_NG_OFFSET: offset to be added to the counter (NLA_U32) 1892 * @NFTA_NG_SET_NAME: name of the map to lookup (NLA_STRING) 1893 * @NFTA_NG_SET_ID: id of the map (NLA_U32) 1894 */ 1895 enum nft_ng_attributes { 1896 NFTA_NG_UNSPEC, 1897 NFTA_NG_DREG, 1898 NFTA_NG_MODULUS, 1899 NFTA_NG_TYPE, 1900 NFTA_NG_OFFSET, 1901 NFTA_NG_SET_NAME, /* deprecated */ 1902 NFTA_NG_SET_ID, /* deprecated */ 1903 __NFTA_NG_MAX 1904 }; 1905 #define NFTA_NG_MAX (__NFTA_NG_MAX - 1) 1906 1907 enum nft_ng_types { 1908 NFT_NG_INCREMENTAL, 1909 NFT_NG_RANDOM, 1910 __NFT_NG_MAX 1911 }; 1912 #define NFT_NG_MAX (__NFT_NG_MAX - 1) 1913 1914 enum nft_tunnel_key_ip_attributes { 1915 NFTA_TUNNEL_KEY_IP_UNSPEC, 1916 NFTA_TUNNEL_KEY_IP_SRC, 1917 NFTA_TUNNEL_KEY_IP_DST, 1918 __NFTA_TUNNEL_KEY_IP_MAX 1919 }; 1920 #define NFTA_TUNNEL_KEY_IP_MAX (__NFTA_TUNNEL_KEY_IP_MAX - 1) 1921 1922 enum nft_tunnel_ip6_attributes { 1923 NFTA_TUNNEL_KEY_IP6_UNSPEC, 1924 NFTA_TUNNEL_KEY_IP6_SRC, 1925 NFTA_TUNNEL_KEY_IP6_DST, 1926 NFTA_TUNNEL_KEY_IP6_FLOWLABEL, 1927 __NFTA_TUNNEL_KEY_IP6_MAX 1928 }; 1929 #define NFTA_TUNNEL_KEY_IP6_MAX (__NFTA_TUNNEL_KEY_IP6_MAX - 1) 1930 1931 enum nft_tunnel_opts_attributes { 1932 NFTA_TUNNEL_KEY_OPTS_UNSPEC, 1933 NFTA_TUNNEL_KEY_OPTS_VXLAN, 1934 NFTA_TUNNEL_KEY_OPTS_ERSPAN, 1935 NFTA_TUNNEL_KEY_OPTS_GENEVE, 1936 __NFTA_TUNNEL_KEY_OPTS_MAX 1937 }; 1938 #define NFTA_TUNNEL_KEY_OPTS_MAX (__NFTA_TUNNEL_KEY_OPTS_MAX - 1) 1939 1940 enum nft_tunnel_opts_vxlan_attributes { 1941 NFTA_TUNNEL_KEY_VXLAN_UNSPEC, 1942 NFTA_TUNNEL_KEY_VXLAN_GBP, 1943 __NFTA_TUNNEL_KEY_VXLAN_MAX 1944 }; 1945 #define NFTA_TUNNEL_KEY_VXLAN_MAX (__NFTA_TUNNEL_KEY_VXLAN_MAX - 1) 1946 1947 enum nft_tunnel_opts_erspan_attributes { 1948 NFTA_TUNNEL_KEY_ERSPAN_UNSPEC, 1949 NFTA_TUNNEL_KEY_ERSPAN_VERSION, 1950 NFTA_TUNNEL_KEY_ERSPAN_V1_INDEX, 1951 NFTA_TUNNEL_KEY_ERSPAN_V2_HWID, 1952 NFTA_TUNNEL_KEY_ERSPAN_V2_DIR, 1953 __NFTA_TUNNEL_KEY_ERSPAN_MAX 1954 }; 1955 #define NFTA_TUNNEL_KEY_ERSPAN_MAX (__NFTA_TUNNEL_KEY_ERSPAN_MAX - 1) 1956 1957 enum nft_tunnel_opts_geneve_attributes { 1958 NFTA_TUNNEL_KEY_GENEVE_UNSPEC, 1959 NFTA_TUNNEL_KEY_GENEVE_CLASS, 1960 NFTA_TUNNEL_KEY_GENEVE_TYPE, 1961 NFTA_TUNNEL_KEY_GENEVE_DATA, 1962 __NFTA_TUNNEL_KEY_GENEVE_MAX 1963 }; 1964 #define NFTA_TUNNEL_KEY_GENEVE_MAX (__NFTA_TUNNEL_KEY_GENEVE_MAX - 1) 1965 1966 enum nft_tunnel_flags { 1967 NFT_TUNNEL_F_ZERO_CSUM_TX = (1 << 0), 1968 NFT_TUNNEL_F_DONT_FRAGMENT = (1 << 1), 1969 NFT_TUNNEL_F_SEQ_NUMBER = (1 << 2), 1970 }; 1971 #define NFT_TUNNEL_F_MASK (NFT_TUNNEL_F_ZERO_CSUM_TX | \ 1972 NFT_TUNNEL_F_DONT_FRAGMENT | \ 1973 NFT_TUNNEL_F_SEQ_NUMBER) 1974 1975 enum nft_tunnel_key_attributes { 1976 NFTA_TUNNEL_KEY_UNSPEC, 1977 NFTA_TUNNEL_KEY_ID, 1978 NFTA_TUNNEL_KEY_IP, 1979 NFTA_TUNNEL_KEY_IP6, 1980 NFTA_TUNNEL_KEY_FLAGS, 1981 NFTA_TUNNEL_KEY_TOS, 1982 NFTA_TUNNEL_KEY_TTL, 1983 NFTA_TUNNEL_KEY_SPORT, 1984 NFTA_TUNNEL_KEY_DPORT, 1985 NFTA_TUNNEL_KEY_OPTS, 1986 __NFTA_TUNNEL_KEY_MAX 1987 }; 1988 #define NFTA_TUNNEL_KEY_MAX (__NFTA_TUNNEL_KEY_MAX - 1) 1989 1990 enum nft_tunnel_keys { 1991 NFT_TUNNEL_PATH, 1992 NFT_TUNNEL_ID, 1993 __NFT_TUNNEL_MAX 1994 }; 1995 #define NFT_TUNNEL_MAX (__NFT_TUNNEL_MAX - 1) 1996 1997 enum nft_tunnel_mode { 1998 NFT_TUNNEL_MODE_NONE, 1999 NFT_TUNNEL_MODE_RX, 2000 NFT_TUNNEL_MODE_TX, 2001 __NFT_TUNNEL_MODE_MAX 2002 }; 2003 #define NFT_TUNNEL_MODE_MAX (__NFT_TUNNEL_MODE_MAX - 1) 2004 2005 enum nft_tunnel_attributes { 2006 NFTA_TUNNEL_UNSPEC, 2007 NFTA_TUNNEL_KEY, 2008 NFTA_TUNNEL_DREG, 2009 NFTA_TUNNEL_MODE, 2010 __NFTA_TUNNEL_MAX 2011 }; 2012 #define NFTA_TUNNEL_MAX (__NFTA_TUNNEL_MAX - 1) 2013 2014 #endif /* _LINUX_NF_TABLES_H */ 2015