1 /* 2 * Copyright (c) 2014-2019 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /** 20 * DOC: qdf_net_types 21 * This file defines types used in the networking stack abstraction. 22 */ 23 24 #ifndef _QDF_NET_TYPES_H 25 #define _QDF_NET_TYPES_H 26 27 #include <qdf_types.h> /* uint8_t, etc. */ 28 #include <i_qdf_net_types.h> 29 30 /* Extended Traffic ID passed to target if the TID is unknown */ 31 #define QDF_NBUF_TX_EXT_TID_INVALID 0x1f 32 33 /** 34 * qdf_nbuf_exemption_type - QDF net buf exemption types for encryption 35 * @QDF_NBUF_EXEMPT_NO_EXEMPTION: No exemption 36 * @QDF_NBUF_EXEMPT_ALWAYS: Exempt always 37 * @QDF_NBUF_EXEMPT_ON_KEY_MAPPING_KEY_UNAVAILABLE: Exempt on key mapping 38 */ 39 enum qdf_nbuf_exemption_type { 40 QDF_NBUF_EXEMPT_NO_EXEMPTION = 0, 41 QDF_NBUF_EXEMPT_ALWAYS, 42 QDF_NBUF_EXEMPT_ON_KEY_MAPPING_KEY_UNAVAILABLE 43 }; 44 45 typedef __wsum_t wsum_t; 46 typedef __in6_addr_t in6_addr_t; 47 48 49 #define QDF_NET_MAC_ADDR_MAX_LEN 6 50 #define QDF_NET_IF_NAME_SIZE 64 51 #define QDF_NET_ETH_LEN QDF_NET_MAC_ADDR_MAX_LEN 52 #define QDF_NET_MAX_MCAST_ADDR 64 53 #define QDF_NET_IPV4_LEN 4 54 #define QDF_TID_VI 5 55 #define QDF_TID_VO 6 56 #define QDF_TID_BE 0 57 #define QDF_TID_BK 1 58 /* Extended Traffic ID passed to target if the TID is unknown */ 59 #define QDF_NBUF_TX_EXT_TID_INVALID 0x1f 60 61 #define QDF_ETH_TYPE_IPV4 0x0800 /* IPV4 */ 62 #define QDF_ETH_TYPE_IPV6 0x86dd /* IPV6 */ 63 #define QDF_ETH_TYPE_8021Q 0x8100 /* 802.1Q vlan protocol */ 64 #define QDF_IEEE80211_4ADDR_HDR_LEN 30 65 #define QDF_IEEE80211_3ADDR_HDR_LEN 24 66 #define QDF_IEEE80211_FC0_SUBTYPE_QOS 0x80 67 #define QDF_IEEE80211_FC1_TODS 0x01 68 #define QDF_IEEE80211_FC1_FROMDS 0x02 69 70 #define QDF_IEEE80211_FC0_TYPE_MASK 0x0c 71 #define QDF_IEEE80211_FC0_SUBTYPE_MASK 0xf0 72 73 #define QDF_IEEE80211_FC0_TYPE_DATA 0x08 74 #define QDF_IEEE80211_FC0_SUBTYPE_DATA 0x00 75 #define QDF_IEEE80211_FC0_SUBTYPE_QOS 0x80 76 77 #define QDF_NET_IS_MAC_MULTICAST(_a) (*(_a) & 0x01) 78 79 /** 80 * In LLC header individual LSAP address 0x42 in 81 * DSAP and SSAP signifies IEEE 802.1 Bridge 82 * Spanning Tree Protocol 83 */ 84 #define QDF_LLC_STP 0x4242 85 86 typedef struct qdf_net_ethaddr { 87 uint8_t addr[QDF_NET_ETH_LEN]; 88 } qdf_net_ethaddr_t; 89 90 /** 91 * typedef qdf_net_arphdr_t - ARP header info 92 * @ar_hrd: hardware type 93 * @ar_pro: protocol type 94 * @ar_hln: hardware address length 95 * @ar_pln: protocol length 96 * @ar_op: arp operation code 97 * @ar_sha: sender hardware address 98 * @ar_sip: sender IP address 99 * @ar_tha: target hardware address 100 * @ar_tip: target IP address 101 */ 102 typedef struct qdf_net_arphdr { 103 uint16_t ar_hrd; 104 uint16_t ar_pro; 105 uint8_t ar_hln; 106 uint8_t ar_pln; 107 uint16_t ar_op; 108 uint8_t ar_sha[QDF_NET_ETH_LEN]; 109 uint8_t ar_sip[QDF_NET_IPV4_LEN]; 110 uint8_t ar_tha[QDF_NET_ETH_LEN]; 111 uint8_t ar_tip[QDF_NET_IPV4_LEN]; 112 } qdf_net_arphdr_t; 113 114 /** 115 * typedef qdf_net_icmp6_11addr_t - ICMP6 header info 116 * @type: hardware type 117 * @len: hardware address length 118 * @addr: hardware address 119 */ 120 typedef struct qdf_net_icmp6_11addr { 121 uint8_t type; 122 uint8_t len; 123 uint8_t addr[QDF_NET_ETH_LEN]; 124 } qdf_net_icmp6_11addr_t; 125 126 #define QDF_TCPHDR_FIN __QDF_TCPHDR_FIN 127 #define QDF_TCPHDR_SYN __QDF_TCPHDR_SYN 128 #define QDF_TCPHDR_RST __QDF_TCPHDR_RST 129 #define QDF_TCPHDR_PSH __QDF_TCPHDR_PSH 130 #define QDF_TCPHDR_ACK __QDF_TCPHDR_ACK 131 #define QDF_TCPHDR_URG __QDF_TCPHDR_URG 132 #define QDF_TCPHDR_ECE __QDF_TCPHDR_ECE 133 #define QDF_TCPHDR_CWR __QDF_TCPHDR_CWR 134 135 typedef struct { 136 uint16_t source; 137 uint16_t dest; 138 uint32_t seq; 139 uint32_t ack_seq; 140 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 141 uint16_t res1:4, 142 doff:4, 143 fin:1, 144 syn:1, 145 rst:1, 146 psh:1, 147 ack:1, 148 urg:1, 149 ece:1, 150 cwr:1; 151 #elif defined(QDF_BIG_ENDIAN_MACHINE) 152 uint16_t doff:4, 153 res1:4, 154 cwr:1, 155 ece:1, 156 urg:1, 157 ack:1, 158 psh:1, 159 rst:1, 160 syn:1, 161 fin:1; 162 #else 163 #error "Adjust your byte order" 164 #endif 165 uint16_t window; 166 uint16_t check; 167 uint16_t urg_ptr; 168 } qdf_net_tcphdr_t; 169 170 typedef struct { 171 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 172 uint8_t ip_hl:4, 173 ip_version:4; 174 #elif defined(QDF_BIG_ENDIAN_MACHINE) 175 uint8_t ip_version:4, 176 ip_hl:4; 177 #else 178 #error "Please fix" 179 #endif 180 uint8_t ip_tos; 181 uint16_t ip_len; 182 uint16_t ip_id; 183 uint16_t ip_frag_off; 184 uint8_t ip_ttl; 185 uint8_t ip_proto; 186 uint16_t ip_check; 187 uint32_t ip_saddr; 188 uint32_t ip_daddr; 189 /*The options start here. */ 190 } qdf_net_iphdr_t; 191 192 /* V3 group record types [grec_type] */ 193 #define IGMPV3_MODE_IS_INCLUDE 1 194 #define IGMPV3_MODE_IS_EXCLUDE 2 195 #define IGMPV3_CHANGE_TO_INCLUDE 3 196 #define IGMPV3_CHANGE_TO_EXCLUDE 4 197 #define IGMPV3_ALLOW_NEW_SOURCES 5 198 #define IGMPV3_BLOCK_OLD_SOURCES 6 199 200 /** 201 * qdf_net_cmd_vid_t - Command for set/unset vid 202 */ 203 typedef uint16_t qdf_net_cmd_vid_t ; /*get/set vlan id*/ 204 205 /** 206 * typedef qdf_nbuf_tx_cksum_t - transmit checksum offload types 207 * @QDF_NBUF_TX_CKSUM_NONE: No checksum offload 208 * @QDF_NBUF_TX_CKSUM_IP: IP header checksum offload 209 * @QDF_NBUF_TX_CKSUM_TCP_UDP: TCP/UDP checksum offload 210 * @QDF_NBUF_TX_CKSUM_TCP_UDP_IP: TCP/UDP and IP header checksum offload 211 */ 212 213 typedef enum { 214 QDF_NBUF_TX_CKSUM_NONE, 215 QDF_NBUF_TX_CKSUM_IP, 216 QDF_NBUF_TX_CKSUM_TCP_UDP, 217 QDF_NBUF_TX_CKSUM_TCP_UDP_IP, 218 219 } qdf_nbuf_tx_cksum_t; 220 221 /** 222 * typedef qdf_nbuf_l4_rx_cksum_type_t - receive checksum API types 223 * @QDF_NBUF_RX_CKSUM_ZERO: Rx checksum zero 224 * @QDF_NBUF_RX_CKSUM_TCP: Rx checksum TCP 225 * @QDF_NBUF_RX_CKSUM_UDP: Rx checksum UDP 226 * @QDF_NBUF_RX_CKSUM_TCPIPV6: Rx checksum TCP IPV6 227 * @QDF_NBUF_RX_CKSUM_UDPIPV6: Rx checksum UDP IPV6 228 * @QDF_NBUF_RX_CKSUM_TCP_NOPSEUDOHEADER: Rx checksum TCP no pseudo header 229 * @QDF_NBUF_RX_CKSUM_UDP_NOPSEUDOHEADER: Rx checksum UDP no pseudo header 230 * @QDF_NBUF_RX_CKSUM_TCPSUM16: Rx checksum TCP SUM16 231 */ 232 typedef enum { 233 QDF_NBUF_RX_CKSUM_ZERO = 0x0000, 234 QDF_NBUF_RX_CKSUM_TCP = 0x0001, 235 QDF_NBUF_RX_CKSUM_UDP = 0x0002, 236 QDF_NBUF_RX_CKSUM_TCPIPV6 = 0x0010, 237 QDF_NBUF_RX_CKSUM_UDPIPV6 = 0x0020, 238 QDF_NBUF_RX_CKSUM_TCP_NOPSEUDOHEADER = 0x0100, 239 QDF_NBUF_RX_CKSUM_UDP_NOPSEUDOHEADER = 0x0200, 240 QDF_NBUF_RX_CKSUM_TCPSUM16 = 0x1000, 241 } qdf_nbuf_l4_rx_cksum_type_t; 242 243 /** 244 * typedef qdf_nbuf_l4_rx_cksum_result_t - receive checksum status types 245 * @QDF_NBUF_RX_CKSUM_NONE: Device failed to checksum 246 * @QDF_NBUF_RX_CKSUM_TCP_UDP_HW: TCP/UDP cksum successful and value returned 247 * @QDF_NBUF_RX_CKSUM_TCP_UDP_UNNECESSARY: TCP/UDP cksum successful, no value 248 */ 249 typedef enum { 250 QDF_NBUF_RX_CKSUM_NONE = 0x0000, 251 QDF_NBUF_RX_CKSUM_TCP_UDP_HW = 0x0010, 252 QDF_NBUF_RX_CKSUM_TCP_UDP_UNNECESSARY = 0x0020, 253 } qdf_nbuf_l4_rx_cksum_result_t; 254 255 /** 256 * typedef qdf_nbuf_rx_cksum_t - receive checksum type 257 * @l4_type: L4 type 258 * @l4_result: L4 result 259 */ 260 typedef struct { 261 qdf_nbuf_l4_rx_cksum_type_t l4_type; 262 qdf_nbuf_l4_rx_cksum_result_t l4_result; 263 uint32_t val; 264 } qdf_nbuf_rx_cksum_t; 265 266 #define QDF_ARP_REQ 1 /* ARP request */ 267 #define QDF_ARP_RSP 2 /* ARP response */ 268 #define QDF_ARP_RREQ 3 /* RARP request */ 269 #define QDF_ARP_RRSP 4 /* RARP response */ 270 271 #define QDF_NEXTHDR_ICMP 58 /* ICMP for IPv6. */ 272 273 /* Neighbor Discovery */ 274 #define QDF_ND_RSOL 133 /* Router Solicitation */ 275 #define QDF_ND_RADVT 134 /* Router Advertisement */ 276 #define QDF_ND_NSOL 135 /* Neighbor Solicitation */ 277 #define QDF_ND_NADVT 136 /* Neighbor Advertisement */ 278 279 /** 280 * typedef qdf_net_udphdr_t - UDP header info 281 * @src_port: source port 282 * @dst_port: destination port 283 * @udp_len: length 284 * @udp_cksum: checksum 285 */ 286 typedef struct { 287 uint16_t src_port; 288 uint16_t dst_port; 289 uint16_t udp_len; 290 uint16_t udp_cksum; 291 } qdf_net_udphdr_t; 292 293 /** 294 * typedef qdf_net_dhcphdr_t - DHCP header info 295 * @dhcp_msg_type: message type 296 * @dhcp_hw_type: hardware type 297 * @dhcp_hw_addr_len: hardware address length 298 * @dhcp_num_hops: number of hops 299 * @dhcp_transc_id: transaction id 300 * @dhcp_secs_elapsed: time elapsed 301 * @dhcp_flags: flags 302 * @dhcp_ciaddr: client IP 303 * @dhcp_yiaddr: device IP 304 * @dhcp_siaddr_nip: Server IP 305 * @dhcp_gateway_nip: relay agent IP 306 * @dhcp_chaddr: LLC hardware address 307 * @dhcp_sname: server host name 308 * @dhcp_file: boot file name 309 * @dhcp_cookie: cookie 310 */ 311 typedef struct { 312 uint8_t dhcp_msg_type; 313 uint8_t dhcp_hw_type; 314 uint8_t dhcp_hw_addr_len; 315 uint8_t dhcp_num_hops; 316 uint32_t dhcp_transc_id; 317 uint16_t dhcp_secs_elapsed; 318 uint16_t dhcp_flags; 319 uint32_t dhcp_ciaddr; 320 uint32_t dhcp_yiaddr; 321 uint32_t dhcp_siaddr_nip; 322 uint32_t dhcp_gateway_nip; 323 uint8_t dhcp_chaddr[16]; 324 uint8_t dhcp_sname[64]; 325 uint8_t dhcp_file[128]; 326 uint8_t dhcp_cookie[4]; 327 } qdf_net_dhcphdr_t; 328 329 330 /** 331 * qdf_net_vlanhdr_t - Vlan header 332 */ 333 typedef struct qdf_net_vlanhdr { 334 uint16_t tpid; 335 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 336 uint16_t vid:12; /* Vlan id*/ 337 uint8_t cfi:1; /* reserved for CFI, don't use*/ 338 uint8_t prio:3; /* Priority*/ 339 #elif defined(QDF_BIG_ENDIAN_MACHINE) 340 uint8_t prio:3; /* Priority*/ 341 uint8_t cfi:1; /* reserved for CFI, don't use*/ 342 uint16_t vid:12; /* Vlan id*/ 343 #else 344 #error "Please fix" 345 #endif 346 } qdf_net_vlanhdr_t; 347 348 typedef struct qdf_net_vid { 349 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 350 uint16_t val:12; 351 uint8_t res:4; 352 #elif defined(QDF_BIG_ENDIAN_MACHINE) 353 uint8_t res:4; 354 uint16_t val:12; 355 #else 356 #error "Please fix" 357 #endif 358 } qdf_net_vid_t; 359 360 typedef enum { 361 QDF_NET_TSO_NONE, 362 QDF_NET_TSO_IPV4, /**< for tsp ipv4 only*/ 363 QDF_NET_TSO_ALL, /**< ip4 & ipv6*/ 364 } qdf_net_tso_type_t; 365 366 /** 367 * qdf_net_dev_info_t - Basic device info 368 */ 369 typedef struct { 370 uint8_t if_name[QDF_NET_IF_NAME_SIZE]; 371 uint8_t dev_addr[QDF_NET_MAC_ADDR_MAX_LEN]; 372 uint16_t header_len; 373 uint16_t mtu_size; 374 uint32_t unit; 375 } qdf_net_dev_info_t; 376 377 /** 378 * qdf_nbuf_tso_t - For TCP large Segment Offload 379 */ 380 typedef struct { 381 qdf_net_tso_type_t type; 382 uint16_t mss; 383 uint8_t hdr_off; 384 } qdf_nbuf_tso_t; 385 386 /** 387 * qdf_net_wireless_event_t - Wireless events 388 * QDF_IEEE80211_ASSOC = station associate (bss mode) 389 * QDF_IEEE80211_REASSOC = station re-associate (bss mode) 390 * QDF_IEEE80211_DISASSOC = station disassociate (bss mode) 391 * QDF_IEEE80211_JOIN = station join (ap mode) 392 * QDF_IEEE80211_LEAVE = station leave (ap mode) 393 * QDF_IEEE80211_SCAN = scan complete, results available 394 * QDF_IEEE80211_REPLAY = sequence counter replay detected 395 * QDF_IEEE80211_MICHAEL = Michael MIC failure detected 396 * QDF_IEEE80211_REJOIN = station re-associate (ap mode) 397 * QDF_CUSTOM_PUSH_BUTTON = WPS push button 398 */ 399 typedef enum qdf_net_wireless_events { 400 QDF_IEEE80211_ASSOC = __QDF_IEEE80211_ASSOC, 401 QDF_IEEE80211_REASSOC = __QDF_IEEE80211_REASSOC, 402 QDF_IEEE80211_DISASSOC = __QDF_IEEE80211_DISASSOC, 403 QDF_IEEE80211_JOIN = __QDF_IEEE80211_JOIN, 404 QDF_IEEE80211_LEAVE = __QDF_IEEE80211_LEAVE, 405 QDF_IEEE80211_SCAN = __QDF_IEEE80211_SCAN, 406 QDF_IEEE80211_REPLAY = __QDF_IEEE80211_REPLAY, 407 QDF_IEEE80211_MICHAEL = __QDF_IEEE80211_MICHAEL, 408 QDF_IEEE80211_REJOIN = __QDF_IEEE80211_REJOIN, 409 QDF_CUSTOM_PUSH_BUTTON = __QDF_CUSTOM_PUSH_BUTTON 410 } qdf_net_wireless_event_t; 411 412 /** 413 * qdf_net_ipv6_addr_t - IPv6 Address 414 */ 415 typedef struct { 416 union { 417 uint8_t u6_addr8[16]; 418 uint16_t u6_addr16[8]; 419 uint32_t u6_addr32[4]; 420 } in6_u; 421 #define s6_addr32 in6_u.u6_addr32 422 } qdf_net_ipv6_addr_t; 423 424 /** 425 * qdf_net_ipv6hdr_t - IPv6 Header 426 */ 427 typedef struct { 428 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 429 uint8_t ipv6_priority:4, 430 ipv6_version:4; 431 #elif defined(QDF_BIG_ENDIAN_MACHINE) 432 uint8_t ipv6_version:4, 433 ipv6_priority:4; 434 #else 435 #error "Please fix" 436 #endif 437 uint8_t ipv6_flow_lbl[3]; 438 439 uint16_t ipv6_payload_len; 440 uint8_t ipv6_nexthdr, 441 ipv6_hop_limit; 442 443 qdf_net_ipv6_addr_t ipv6_saddr, 444 ipv6_daddr; 445 } qdf_net_ipv6hdr_t; 446 447 /** 448 * qdf_net_icmpv6hdr_t - ICMPv6 Header 449 */ 450 typedef struct { 451 uint8_t icmp6_type; 452 uint8_t icmp6_code; 453 uint16_t icmp6_cksum; 454 455 union { 456 uint32_t un_data32[1]; 457 uint16_t un_data16[2]; 458 uint8_t un_data8[4]; 459 460 struct { 461 uint16_t identifier; 462 uint16_t sequence; 463 } u_echo; 464 465 struct { 466 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 467 uint32_t reserved:5, 468 override:1, 469 solicited:1, 470 router:1, 471 reserved2:24; 472 #elif defined(QDF_BIG_ENDIAN_MACHINE) 473 uint32_t router:1, 474 solicited:1, 475 override:1, 476 reserved:29; 477 #else 478 #error "Please fix" 479 #endif 480 } u_nd_advt; 481 482 struct { 483 uint8_t hop_limit; 484 #if defined(QDF_LITTLE_ENDIAN_MACHINE) 485 uint8_t reserved:6, 486 other:1, 487 managed:1; 488 489 #elif defined(QDF_BIG_ENDIAN_MACHINE) 490 uint8_t managed:1, 491 other:1, 492 reserved:6; 493 #else 494 #error "Please fix" 495 #endif 496 uint16_t rt_lifetime; 497 } u_nd_ra; 498 499 } icmp6_dataun; 500 501 } qdf_net_icmpv6hdr_t; 502 503 /** 504 * qdf_net_nd_msg_t - Neighbor Discovery Message 505 */ 506 typedef struct { 507 qdf_net_icmpv6hdr_t nd_icmph; 508 qdf_net_ipv6_addr_t nd_target; 509 uint8_t nd_opt[0]; 510 } qdf_net_nd_msg_t; 511 512 513 static inline int32_t qdf_csum_ipv6(const in6_addr_t *saddr, 514 const in6_addr_t *daddr, 515 __u32 len, unsigned short proto, 516 wsum_t sum) 517 { 518 return (int32_t)__qdf_csum_ipv6(saddr, daddr, len, proto, sum); 519 } 520 521 typedef struct { 522 uint8_t i_fc[2]; 523 uint8_t i_dur[2]; 524 uint8_t i_addr1[QDF_NET_MAC_ADDR_MAX_LEN]; 525 uint8_t i_addr2[QDF_NET_MAC_ADDR_MAX_LEN]; 526 uint8_t i_addr3[QDF_NET_MAC_ADDR_MAX_LEN]; 527 uint8_t i_seq[2]; 528 uint8_t i_qos[2]; 529 } qdf_dot3_qosframe_t; 530 531 typedef struct { 532 uint8_t ether_dhost[QDF_NET_MAC_ADDR_MAX_LEN]; 533 uint8_t ether_shost[QDF_NET_MAC_ADDR_MAX_LEN]; 534 uint16_t vlan_TCI; 535 uint16_t vlan_encapsulated_proto; 536 uint16_t ether_type; 537 } qdf_ethervlan_header_t; 538 539 /** 540 * typedef qdf_ether_header_t - ethernet header info 541 * @ether_dhost: destination hardware address 542 * @ether_shost: source hardware address 543 * @ether_type: ethernet type 544 */ 545 typedef struct { 546 uint8_t ether_dhost[QDF_NET_ETH_LEN]; 547 uint8_t ether_shost[QDF_NET_ETH_LEN]; 548 uint16_t ether_type; 549 } qdf_ether_header_t; 550 551 typedef struct { 552 uint8_t llc_dsap; 553 uint8_t llc_ssap; 554 union { 555 struct { 556 uint8_t control; 557 uint8_t format_id; 558 uint8_t class; 559 uint8_t window_x2; 560 } __packed type_u; 561 struct { 562 uint8_t num_snd_x2; 563 uint8_t num_rcv_x2; 564 } __packed type_i; 565 struct { 566 uint8_t control; 567 uint8_t num_rcv_x2; 568 } __packed type_s; 569 struct { 570 uint8_t control; 571 /* 572 * We cannot put the following fields in a structure 573 * because the structure rounding might cause padding. 574 */ 575 uint8_t frmr_rej_pdu0; 576 uint8_t frmr_rej_pdu1; 577 uint8_t frmr_control; 578 uint8_t frmr_control_ext; 579 uint8_t frmr_cause; 580 } __packed type_frmr; 581 struct { 582 uint8_t control; 583 uint8_t org_code[3]; 584 uint16_t ether_type; 585 } __packed type_snap; 586 struct { 587 uint8_t control; 588 uint8_t control_ext; 589 } __packed type_raw; 590 } llc_un /* XXX __packed ??? */; 591 } qdf_llc_t; 592 #endif /*_QDF_NET_TYPES_H*/ 593