1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_MAC_H 28 #define _SYS_MAC_H 29 30 #include <sys/types.h> 31 #ifdef _KERNEL 32 #include <sys/sunddi.h> 33 #endif 34 35 /* 36 * MAC Services Module 37 */ 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 /* 44 * MAC Information (text emitted by modinfo(1m)) 45 */ 46 #define MAC_INFO "MAC Services v1.20" 47 48 /* 49 * MAC-Type version identifier. This is used by mactype_alloc() and 50 * mactype_register() to verify that incompatible MAC-Type plugins don't 51 * register. 52 */ 53 #define MACTYPE_VERSION 0x1 54 55 /* 56 * Opaque handle types 57 */ 58 typedef struct __mac_handle *mac_handle_t; 59 typedef struct __mac_resource_handle *mac_resource_handle_t; 60 typedef struct __mac_notify_handle *mac_notify_handle_t; 61 typedef struct __mac_tx_notify_handle *mac_tx_notify_handle_t; 62 typedef struct __mac_intr_handle *mac_intr_handle_t; 63 typedef struct __mac_ring_handle *mac_ring_handle_t; 64 typedef struct __mac_group_handle *mac_group_handle_t; 65 66 #define DATALINK_INVALID_LINKID 0 67 #define DATALINK_ALL_LINKID 0 68 #define DATALINK_MAX_LINKID 0xffffffff 69 70 #define MAC_MAX_MINOR 1000 71 72 typedef enum { 73 LINK_STATE_UNKNOWN = -1, 74 LINK_STATE_DOWN, 75 LINK_STATE_UP 76 } link_state_t; 77 78 typedef enum { 79 LINK_DUPLEX_UNKNOWN = 0, 80 LINK_DUPLEX_HALF, 81 LINK_DUPLEX_FULL 82 } link_duplex_t; 83 84 typedef enum { 85 LINK_FLOWCTRL_NONE = 0, 86 LINK_FLOWCTRL_RX, 87 LINK_FLOWCTRL_TX, 88 LINK_FLOWCTRL_BI 89 } link_flowctrl_t; 90 91 typedef enum { 92 LINK_TAGMODE_VLANONLY = 0, 93 LINK_TAGMODE_NORMAL 94 } link_tagmode_t; 95 96 /* 97 * Defines range of uint32 values 98 */ 99 typedef struct mac_propval_uint32_range_s { 100 uint32_t mpur_min; 101 uint32_t mpur_max; 102 } mac_propval_uint32_range_t; 103 104 /* 105 * Data type of the value 106 */ 107 typedef enum { 108 MAC_PROPVAL_UINT32 = 0x1 109 } mac_propval_type_t; 110 111 /* 112 * Captures possible values for a given property. A property can have 113 * range of values (int32, int64, uint32, uint64, et al) or collection/ 114 * enumeration of values (strings). 115 * Can be used as a value-result parameter. 116 * 117 * See PSARC 2009/235 for more information. 118 */ 119 typedef struct mac_propval_range_s { 120 uint_t mpr_count; /* count of ranges */ 121 mac_propval_type_t mpr_type; /* type of value */ 122 union { 123 mac_propval_uint32_range_t mpr_uint32[1]; 124 } u; 125 } mac_propval_range_t; 126 127 #define range_uint32 u.mpr_uint32 128 129 /* 130 * Maximum MAC address length 131 */ 132 #define MAXMACADDRLEN 20 133 134 typedef enum { 135 MAC_LOGTYPE_LINK = 1, 136 MAC_LOGTYPE_FLOW 137 } mac_logtype_t; 138 139 /* 140 * Encodings for public properties. 141 * A most significant bit value of 1 indicates private property, intended 142 * to allow private property implementations to use internal encodings 143 * if desired. 144 * 145 * Note that there are 2 sets of parameters: the *_EN_* 146 * values are those that the Administrator configures for autonegotiation. 147 * The _ADV_* values are those that are currently exposed over the wire. 148 */ 149 #define MAXLINKPROPNAME 256 150 #define MAC_PROP_DEFAULT 0x0001 /* default property value */ 151 152 /* 153 * Indicates the linkprop framework is interested in knowing the list of 154 * possible property values. When used to obtain possible values for a 155 * property, one may have to change all the drivers. See PSARC 2009/235. 156 */ 157 #define MAC_PROP_POSSIBLE 0x0002 /* possible property values */ 158 159 typedef enum { 160 MAC_PROP_DUPLEX = 0x00000001, 161 MAC_PROP_SPEED, 162 MAC_PROP_STATUS, 163 MAC_PROP_AUTONEG, 164 MAC_PROP_EN_AUTONEG, 165 MAC_PROP_MTU, 166 MAC_PROP_ZONE, 167 MAC_PROP_AUTOPUSH, 168 MAC_PROP_FLOWCTRL, 169 MAC_PROP_ADV_1000FDX_CAP, 170 MAC_PROP_EN_1000FDX_CAP, 171 MAC_PROP_ADV_1000HDX_CAP, 172 MAC_PROP_EN_1000HDX_CAP, 173 MAC_PROP_ADV_100FDX_CAP, 174 MAC_PROP_EN_100FDX_CAP, 175 MAC_PROP_ADV_100HDX_CAP, 176 MAC_PROP_EN_100HDX_CAP, 177 MAC_PROP_ADV_10FDX_CAP, 178 MAC_PROP_EN_10FDX_CAP, 179 MAC_PROP_ADV_10HDX_CAP, 180 MAC_PROP_EN_10HDX_CAP, 181 MAC_PROP_ADV_100T4_CAP, 182 MAC_PROP_EN_100T4_CAP, 183 MAC_PROP_WL_ESSID, 184 MAC_PROP_WL_BSSID, 185 MAC_PROP_WL_BSSTYPE, 186 MAC_PROP_WL_LINKSTATUS, 187 MAC_PROP_WL_DESIRED_RATES, 188 MAC_PROP_WL_SUPPORTED_RATES, 189 MAC_PROP_WL_AUTH_MODE, 190 MAC_PROP_WL_ENCRYPTION, 191 MAC_PROP_WL_RSSI, 192 MAC_PROP_WL_PHY_CONFIG, 193 MAC_PROP_WL_CAPABILITY, 194 MAC_PROP_WL_WPA, 195 MAC_PROP_WL_SCANRESULTS, 196 MAC_PROP_WL_POWER_MODE, 197 MAC_PROP_WL_RADIO, 198 MAC_PROP_WL_ESS_LIST, 199 MAC_PROP_WL_KEY_TAB, 200 MAC_PROP_WL_CREATE_IBSS, 201 MAC_PROP_WL_SETOPTIE, 202 MAC_PROP_WL_DELKEY, 203 MAC_PROP_WL_KEY, 204 MAC_PROP_WL_MLME, 205 MAC_PROP_MAXBW, 206 MAC_PROP_PRIO, 207 MAC_PROP_BIND_CPU, 208 MAC_PROP_TAGMODE, 209 MAC_PROP_ADV_10GFDX_CAP, 210 MAC_PROP_EN_10GFDX_CAP, 211 MAC_PROP_PRIVATE = -1 212 } mac_prop_id_t; 213 214 /* 215 * Flags to figure out r/w status of legacy ndd props. 216 */ 217 #define MAC_PROP_PERM_READ 0x0001 218 #define MAC_PROP_PERM_WRITE 0x0010 219 #define MAC_PROP_MAP_KSTAT 0x0100 220 #define MAC_PROP_PERM_RW (MAC_PROP_PERM_READ|MAC_PROP_PERM_WRITE) 221 #define MAC_PROP_FLAGS_RK (MAC_PROP_PERM_READ|MAC_PROP_MAP_KSTAT) 222 223 #ifdef _KERNEL 224 225 /* 226 * There are three ranges of statistics values. 0 to 1 - MAC_STAT_MIN are 227 * interface statistics maintained by the mac module. MAC_STAT_MIN to 1 - 228 * MACTYPE_STAT_MIN are common MAC statistics defined by the mac module and 229 * maintained by each driver. MACTYPE_STAT_MIN and above are statistics 230 * defined by MAC-Type plugins and maintained by each driver. 231 */ 232 #define MAC_STAT_MIN 1000 233 #define MACTYPE_STAT_MIN 2000 234 235 #define IS_MAC_STAT(stat) \ 236 (stat >= MAC_STAT_MIN && stat < MACTYPE_STAT_MIN) 237 #define IS_MACTYPE_STAT(stat) (stat >= MACTYPE_STAT_MIN) 238 239 /* 240 * Statistics maintained by the mac module, and possibly populated as link 241 * statistics. 242 */ 243 enum mac_mod_stat { 244 MAC_STAT_LINK_STATE, 245 MAC_STAT_LINK_UP, 246 MAC_STAT_PROMISC 247 }; 248 249 /* 250 * Do not reorder, and add only to the end of this list. 251 */ 252 enum mac_driver_stat { 253 /* MIB-II stats (RFC 1213 and RFC 1573) */ 254 MAC_STAT_IFSPEED = MAC_STAT_MIN, 255 MAC_STAT_MULTIRCV, 256 MAC_STAT_BRDCSTRCV, 257 MAC_STAT_MULTIXMT, 258 MAC_STAT_BRDCSTXMT, 259 MAC_STAT_NORCVBUF, 260 MAC_STAT_IERRORS, 261 MAC_STAT_UNKNOWNS, 262 MAC_STAT_NOXMTBUF, 263 MAC_STAT_OERRORS, 264 MAC_STAT_COLLISIONS, 265 MAC_STAT_RBYTES, 266 MAC_STAT_IPACKETS, 267 MAC_STAT_OBYTES, 268 MAC_STAT_OPACKETS, 269 MAC_STAT_UNDERFLOWS, 270 MAC_STAT_OVERFLOWS 271 }; 272 273 #define MAC_NSTAT (MAC_STAT_OVERFLOWS - MAC_STAT_IFSPEED + 1) 274 275 #define MAC_STAT_ISACOUNTER(_stat) ( \ 276 (_stat) == MAC_STAT_MULTIRCV || \ 277 (_stat) == MAC_STAT_BRDCSTRCV || \ 278 (_stat) == MAC_STAT_MULTIXMT || \ 279 (_stat) == MAC_STAT_BRDCSTXMT || \ 280 (_stat) == MAC_STAT_NORCVBUF || \ 281 (_stat) == MAC_STAT_IERRORS || \ 282 (_stat) == MAC_STAT_UNKNOWNS || \ 283 (_stat) == MAC_STAT_NOXMTBUF || \ 284 (_stat) == MAC_STAT_OERRORS || \ 285 (_stat) == MAC_STAT_COLLISIONS || \ 286 (_stat) == MAC_STAT_RBYTES || \ 287 (_stat) == MAC_STAT_IPACKETS || \ 288 (_stat) == MAC_STAT_OBYTES || \ 289 (_stat) == MAC_STAT_OPACKETS || \ 290 (_stat) == MAC_STAT_UNDERFLOWS || \ 291 (_stat) == MAC_STAT_OVERFLOWS) 292 293 /* 294 * Immutable information. (This may not be modified after registration). 295 */ 296 typedef struct mac_info_s { 297 uint_t mi_media; 298 uint_t mi_nativemedia; 299 uint_t mi_addr_length; 300 uint8_t *mi_unicst_addr; 301 uint8_t *mi_brdcst_addr; 302 } mac_info_t; 303 304 /* 305 * When VNICs are created on top of the NIC, there are two levels 306 * of MAC layer, a lower MAC, which is the MAC layer at the level of the 307 * physical NIC, and an upper MAC, which is the MAC layer at the level 308 * of the VNIC. Each VNIC maps to a MAC client at the lower MAC, and 309 * the SRS and classification is done at the lower MAC level. The upper 310 * MAC is therefore for the most part pass-through, and therefore 311 * special processing needs to be done at the upper MAC layer when 312 * dealing with a VNIC. 313 * 314 * This capability allows the MAC layer to detect when a VNIC is being 315 * access, and implement the required shortcuts. 316 */ 317 318 typedef void *(*mac_client_handle_fn_t)(void *); 319 320 typedef struct mac_capab_vnic_s { 321 void *mcv_arg; 322 mac_client_handle_fn_t mcv_mac_client_handle; 323 } mac_capab_vnic_t; 324 325 typedef void (*mac_rename_fn_t)(const char *, void *); 326 typedef struct mac_capab_aggr_s { 327 mac_rename_fn_t mca_rename_fn; 328 int (*mca_unicst)(void *, const uint8_t *); 329 } mac_capab_aggr_t; 330 331 typedef enum { 332 MAC_NOTE_LINK, 333 MAC_NOTE_UNICST, 334 MAC_NOTE_TX, 335 MAC_NOTE_DEVPROMISC, 336 MAC_NOTE_FASTPATH_FLUSH, 337 MAC_NOTE_SDU_SIZE, 338 MAC_NOTE_MARGIN, 339 MAC_NOTE_CAPAB_CHG, 340 MAC_NNOTE /* must be the last entry */ 341 } mac_notify_type_t; 342 343 typedef void (*mac_notify_t)(void *, mac_notify_type_t); 344 typedef void (*mac_rx_t)(void *, mac_resource_handle_t, mblk_t *, 345 boolean_t); 346 typedef mblk_t *(*mac_receive_t)(void *, int); 347 348 /* 349 * MAC resource types 350 */ 351 typedef enum { 352 MAC_RX_FIFO = 1 353 } mac_resource_type_t; 354 355 typedef int (*mac_intr_enable_t)(mac_intr_handle_t); 356 typedef int (*mac_intr_disable_t)(mac_intr_handle_t); 357 358 typedef struct mac_intr_s { 359 mac_intr_handle_t mi_handle; 360 mac_intr_enable_t mi_enable; 361 mac_intr_disable_t mi_disable; 362 } mac_intr_t; 363 364 typedef struct mac_rx_fifo_s { 365 mac_resource_type_t mrf_type; /* MAC_RX_FIFO */ 366 mac_intr_t mrf_intr; 367 mac_receive_t mrf_receive; 368 void *mrf_rx_arg; 369 uint32_t mrf_flow_priority; 370 /* 371 * The CPU this flow is to be processed on. With intrd and future 372 * things, we should know which CPU the flow needs to be processed 373 * and get a squeue assigned on that CPU. 374 */ 375 uint_t mrf_cpu_id; 376 } mac_rx_fifo_t; 377 378 #define mrf_intr_handle mrf_intr.mi_handle 379 #define mrf_intr_enable mrf_intr.mi_enable 380 #define mrf_intr_disable mrf_intr.mi_disable 381 382 typedef union mac_resource_u { 383 mac_resource_type_t mr_type; 384 mac_rx_fifo_t mr_fifo; 385 } mac_resource_t; 386 387 typedef enum { 388 MAC_ADDRTYPE_UNICAST, 389 MAC_ADDRTYPE_MULTICAST, 390 MAC_ADDRTYPE_BROADCAST 391 } mac_addrtype_t; 392 393 typedef struct mac_header_info_s { 394 size_t mhi_hdrsize; 395 size_t mhi_pktsize; 396 const uint8_t *mhi_daddr; 397 const uint8_t *mhi_saddr; 398 uint32_t mhi_origsap; 399 uint32_t mhi_bindsap; 400 mac_addrtype_t mhi_dsttype; 401 uint16_t mhi_tci; 402 boolean_t mhi_istagged; 403 } mac_header_info_t; 404 405 /* 406 * Function pointer to match dls client signature. Should be same as 407 * dls_rx_t to allow a soft ring to bypass DLS layer and call a DLS 408 * client directly. 409 */ 410 typedef void (*mac_direct_rx_t)(void *, mac_resource_handle_t, 411 mblk_t *, mac_header_info_t *); 412 413 typedef mac_resource_handle_t (*mac_resource_add_t)(void *, mac_resource_t *); 414 typedef int (*mac_resource_bind_t)(void *, 415 mac_resource_handle_t, processorid_t); 416 typedef void (*mac_resource_remove_t)(void *, void *); 417 typedef void (*mac_resource_quiesce_t)(void *, void *); 418 typedef void (*mac_resource_restart_t)(void *, void *); 419 typedef int (*mac_resource_modify_t)(void *, void *, 420 mac_resource_t *); 421 typedef void (*mac_change_upcall_t)(void *, mac_direct_rx_t, 422 void *); 423 424 /* 425 * MAC-Type plugin interfaces 426 */ 427 428 typedef int (*mtops_addr_verify_t)(const void *, void *); 429 typedef boolean_t (*mtops_sap_verify_t)(uint32_t, uint32_t *, void *); 430 typedef mblk_t *(*mtops_header_t)(const void *, const void *, 431 uint32_t, void *, mblk_t *, size_t); 432 typedef int (*mtops_header_info_t)(mblk_t *, void *, 433 mac_header_info_t *); 434 typedef boolean_t (*mtops_pdata_verify_t)(void *, size_t); 435 typedef mblk_t *(*mtops_header_modify_t)(mblk_t *, void *); 436 typedef void (*mtops_link_details_t)(char *, size_t, mac_handle_t, 437 void *); 438 439 typedef struct mactype_ops_s { 440 uint_t mtops_ops; 441 /* 442 * mtops_unicst_verify() returns 0 if the given address is a valid 443 * unicast address, or a non-zero errno otherwise. 444 */ 445 mtops_addr_verify_t mtops_unicst_verify; 446 /* 447 * mtops_multicst_verify() returns 0 if the given address is a 448 * valid multicast address, or a non-zero errno otherwise. If the 449 * media doesn't support multicast, ENOTSUP should be returned (for 450 * example). 451 */ 452 mtops_addr_verify_t mtops_multicst_verify; 453 /* 454 * mtops_sap_verify() returns B_TRUE if the given SAP is a valid 455 * SAP value, or B_FALSE otherwise. 456 */ 457 mtops_sap_verify_t mtops_sap_verify; 458 /* 459 * mtops_header() is used to allocate and construct a MAC header. 460 */ 461 mtops_header_t mtops_header; 462 /* 463 * mtops_header_info() is used to gather information on a given MAC 464 * header. 465 */ 466 mtops_header_info_t mtops_header_info; 467 /* 468 * mtops_pdata_verify() is used to verify the validity of MAC 469 * plugin data. It is called by mac_register() if the driver has 470 * supplied MAC plugin data, and also by mac_pdata_update() when 471 * drivers update the data. 472 */ 473 mtops_pdata_verify_t mtops_pdata_verify; 474 /* 475 * mtops_header_cook() is an optional callback that converts (or 476 * "cooks") the given raw header (as sent by a raw DLPI consumer) 477 * into one that is appropriate to send down to the MAC driver. 478 * Following the example above, an Ethernet header sent down by a 479 * DLPI consumer would be converted to whatever header the MAC 480 * driver expects. 481 */ 482 mtops_header_modify_t mtops_header_cook; 483 /* 484 * mtops_header_uncook() is an optional callback that does the 485 * opposite of mtops_header_cook(). It "uncooks" a given MAC 486 * header (as received from the driver) for consumption by raw DLPI 487 * consumers. For example, for a non-Ethernet plugin that wants 488 * raw DLPI consumers to be fooled into thinking that the device 489 * provides Ethernet access, this callback would modify the given 490 * mblk_t such that the MAC header is converted to an Ethernet 491 * header. 492 */ 493 mtops_header_modify_t mtops_header_uncook; 494 /* 495 * mtops_link_details() is an optional callback that provides 496 * extended information about the link state. Its primary purpose 497 * is to provide type-specific support for syslog contents on 498 * link up events. If no implementation is provided, then a default 499 * implementation will be used. 500 */ 501 mtops_link_details_t mtops_link_details; 502 } mactype_ops_t; 503 504 /* 505 * mtops_ops exists for the plugin to enumerate the optional callback 506 * entrypoints it has defined. This allows the mac module to define 507 * additional plugin entrypoints in mactype_ops_t without breaking backward 508 * compatibility with old plugins. 509 */ 510 #define MTOPS_PDATA_VERIFY 0x001 511 #define MTOPS_HEADER_COOK 0x002 512 #define MTOPS_HEADER_UNCOOK 0x004 513 #define MTOPS_LINK_DETAILS 0x008 514 515 /* 516 * Provide mapping for legacy ndd ioctls relevant to that mactype. 517 * Note that the ndd ioctls are obsolete, and may be removed in a future 518 * release of Solaris. The ndd ioctls are not typically used in legacy 519 * ethernet drivers. New datalink drivers of all link-types should use 520 * dladm(1m) interfaces for administering tunables and not have to provide 521 * a mapping. 522 */ 523 typedef struct mac_ndd_mapping_s { 524 char *mp_name; 525 union { 526 mac_prop_id_t u_id; 527 uint_t u_kstat; 528 } u_mp_id; 529 long mp_minval; 530 long mp_maxval; 531 size_t mp_valsize; 532 int mp_flags; 533 } mac_ndd_mapping_t; 534 535 #define mp_prop_id u_mp_id.u_id 536 #define mp_kstat u_mp_id.u_kstat 537 538 typedef struct mac_stat_info_s { 539 uint_t msi_stat; 540 char *msi_name; 541 uint_t msi_type; /* as defined in kstat_named_init(9F) */ 542 uint64_t msi_default; 543 } mac_stat_info_t; 544 545 typedef struct mactype_register_s { 546 uint_t mtr_version; /* set by mactype_alloc() */ 547 const char *mtr_ident; 548 mactype_ops_t *mtr_ops; 549 uint_t mtr_mactype; 550 uint_t mtr_nativetype; 551 uint_t mtr_addrlen; 552 uint8_t *mtr_brdcst_addr; 553 mac_stat_info_t *mtr_stats; 554 size_t mtr_statcount; 555 mac_ndd_mapping_t *mtr_mapping; 556 size_t mtr_mappingcount; 557 } mactype_register_t; 558 559 typedef struct mac_prop_s { 560 mac_prop_id_t mp_id; 561 char *mp_name; 562 uint_t mp_flags; 563 } mac_prop_t; 564 565 /* 566 * Driver interface functions. 567 */ 568 extern int mac_open_by_linkid(datalink_id_t, 569 mac_handle_t *); 570 extern int mac_open_by_linkname(const char *, 571 mac_handle_t *); 572 extern const char *mac_name(mac_handle_t); 573 extern minor_t mac_minor(mac_handle_t); 574 extern minor_t mac_minor_hold(boolean_t); 575 extern void mac_minor_rele(minor_t); 576 extern void mac_sdu_get(mac_handle_t, uint_t *, uint_t *); 577 extern int mac_maxsdu_update(mac_handle_t, uint_t); 578 579 extern void mac_unicst_update(mac_handle_t, 580 const uint8_t *); 581 extern void mac_capab_update(mac_handle_t); 582 extern int mac_pdata_update(mac_handle_t, void *, 583 size_t); 584 extern boolean_t mac_margin_update(mac_handle_t, uint32_t); 585 extern void mac_margin_get(mac_handle_t, uint32_t *); 586 extern int mac_margin_remove(mac_handle_t, uint32_t); 587 extern int mac_margin_add(mac_handle_t, uint32_t *, 588 boolean_t); 589 extern int mac_fastpath_disable(mac_handle_t); 590 extern void mac_fastpath_enable(mac_handle_t); 591 592 extern mactype_register_t *mactype_alloc(uint_t); 593 extern void mactype_free(mactype_register_t *); 594 extern int mactype_register(mactype_register_t *); 595 extern int mactype_unregister(const char *); 596 597 extern int mac_start_logusage(mac_logtype_t, uint_t); 598 extern void mac_stop_logusage(mac_logtype_t); 599 600 extern mac_handle_t mac_get_lower_mac_handle(mac_handle_t); 601 602 /* 603 * Packet hashing for distribution to multiple ports and rings. 604 */ 605 606 #define MAC_PKT_HASH_L2 0x01 607 #define MAC_PKT_HASH_L3 0x02 608 #define MAC_PKT_HASH_L4 0x04 609 610 extern uint64_t mac_pkt_hash(uint_t, mblk_t *, uint8_t, 611 boolean_t); 612 613 #endif /* _KERNEL */ 614 615 #ifdef __cplusplus 616 } 617 #endif 618 619 #endif /* _SYS_MAC_H */ 620