| /* |
| * Copyright (c) 2011, 2014 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| /* #ifndef _NET_IF_ETHERSUBR_H_ */ |
| /* #define _NET_IF_ETHERSUBR_H_ */ |
| #ifndef _NET_IF_UPPERPROTO_H_ |
| #define _NET_IF_UPPERPROTO_H_ |
| |
| #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */ |
| #define ETHER_TYPE_LEN 2 /* length of the Ethernet type field */ |
| #define ETHER_CRC_LEN 4 /* length of the Ethernet CRC */ |
| #define ETHER_HDR_LEN (ETHER_ADDR_LEN*2+ETHER_TYPE_LEN) |
| #define ETHER_MAX_LEN 1518 |
| |
| #define ETHERMTU (ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN) |
| |
| /* |
| * Structure of a 10Mb/s Ethernet header. |
| */ |
| #ifndef _NET_ETHERNET_H_ |
| struct ether_header { |
| uint8_t ether_dhost[ETHER_ADDR_LEN]; |
| uint8_t ether_shost[ETHER_ADDR_LEN]; |
| uint16_t ether_type; |
| } __packed; |
| #endif |
| |
| #ifndef ETHERTYPE_PAE |
| #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */ |
| #endif |
| #ifndef ETHERTYPE_IP |
| #define ETHERTYPE_IP 0x0800 /* IP protocol */ |
| #endif |
| #ifndef ETHERTYPE_AARP |
| #define ETHERTYPE_AARP 0x80f3 /* Appletalk AARP protocol */ |
| #endif |
| #ifndef ETHERTYPE_IPX |
| #define ETHERTYPE_IPX 0x8137 /* IPX over DIX protocol */ |
| #endif |
| #ifndef ETHERTYPE_ARP |
| #define ETHERTYPE_ARP 0x0806 /* ARP protocol */ |
| #endif |
| #ifndef ETHERTYPE_IPV6 |
| #define ETHERTYPE_IPV6 0x86dd /* IPv6 */ |
| #endif |
| #ifndef ETHERTYPE_8021Q |
| #define ETHERTYPE_8021Q 0x8100 /* 802.1Q vlan protocol */ |
| #endif |
| #ifndef ETHERTYPE_VLAN |
| #define ETHERTYPE_VLAN 0x8100 /* VLAN TAG protocol */ |
| #endif |
| #ifndef TX_QUEUE_FOR_EAPOL_FRAME |
| #define TX_QUEUE_FOR_EAPOL_FRAME 0x7 /* queue eapol frame to queue 7 to avoid aggregation disorder */ |
| #endif |
| |
| /* |
| * define WAI ethertype |
| */ |
| #ifndef ETHERTYPE_WAI |
| #define ETHERTYPE_WAI 0x88b4 /* WAI/WAPI */ |
| #endif |
| |
| #define ETHERTYPE_OCB_TX 0x8151 |
| #define ETHERTYPE_OCB_RX 0x8152 |
| |
| /* |
| * Structure of a 48-bit Ethernet address. |
| */ |
| #if 0 |
| #ifndef _NET_ETHERNET_H_ |
| struct ether_addr { |
| uint8_t octet[ETHER_ADDR_LEN]; |
| } __packed; |
| #endif |
| #endif |
| |
| #define ETHER_IS_MULTICAST(addr) (*(addr) & 0x01) /* is address mcast/bcast? */ |
| |
| #define VLAN_PRI_SHIFT 13 /* Shift to find VLAN user priority */ |
| #define VLAN_PRI_MASK 7 /* Mask for user priority bits in VLAN */ |
| |
| /* |
| * Structure of the IP frame |
| */ |
| struct ip_header { |
| uint8_t version_ihl; |
| uint8_t tos; |
| uint16_t tot_len; |
| uint16_t id; |
| uint16_t frag_off; |
| uint8_t ttl; |
| uint8_t protocol; |
| uint16_t check; |
| uint32_t saddr; |
| uint32_t daddr; |
| /*The options start here. */ |
| }; |
| #ifndef IP_PROTO_TCP |
| #define IP_PROTO_TCP 0x6 /* TCP protocol */ |
| #endif |
| #ifndef IP_PROTO_UDP |
| #define IP_PROTO_UDP 17 |
| #endif |
| |
| /* |
| * IGMP protocol structures |
| */ |
| |
| /* IGMP record type */ |
| #define IGMP_QUERY_TYPE 0x11 |
| #define IGMPV1_REPORT_TYPE 0x12 |
| #define IGMPV2_REPORT_TYPE 0x16 |
| #define IGMPV2_LEAVE_TYPE 0x17 |
| #define IGMPV3_REPORT_TYPE 0x22 |
| |
| /* Is packet type is either leave or report */ |
| #define IS_IGMP_REPORT_LEAVE_PACKET(type) ( \ |
| (IGMPV1_REPORT_TYPE == type) \ |
| || (IGMPV2_REPORT_TYPE == type) \ |
| || (IGMPV2_LEAVE_TYPE == type) \ |
| || (IGMPV3_REPORT_TYPE == type) \ |
| ) |
| /* |
| * Header in on cable format |
| */ |
| |
| struct igmp_header { |
| uint8_t type; |
| uint8_t code; /* For newer IGMP */ |
| uint16_t csum; |
| uint32_t group; |
| }; |
| |
| /* V3 group record types [grec_type] */ |
| #define IGMPV3_MODE_IS_INCLUDE 1 |
| #define IGMPV3_MODE_IS_EXCLUDE 2 |
| #define IGMPV3_CHANGE_TO_INCLUDE 3 |
| #define IGMPV3_CHANGE_TO_EXCLUDE 4 |
| #define IGMPV3_ALLOW_NEW_SOURCES 5 |
| #define IGMPV3_BLOCK_OLD_SOURCES 6 |
| |
| /* Group record format |
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Record Type | Aux Data Len | Number of Sources (N) | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Multicast Address | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Source Address [1] | |
| ||+- -+ |
| | Source Address [2] | |
| ||+- -+ |
| . . . |
| . . . |
| . . . |
| ||+- -+ |
| | Source Address [N] | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | | |
| . . |
| . Auxiliary Data . |
| . . |
| | | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| */ |
| struct igmp_v3_grec { |
| uint8_t grec_type; |
| uint8_t grec_auxwords; |
| uint16_t grec_nsrcs; |
| uint32_t grec_mca; |
| }; |
| |
| /* IGMPv3 report format |
| 0 1 2 3 |
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 |
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Type = 0x22 | Reserved | Checksum | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Reserved | Number of Group Records (M) | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | | |
| . . |
| . Group Record [1] . |
| . . |
| | | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | | |
| . . |
| . Group Record [2] . |
| . . |
| | | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | . | |
| . . . |
| | . | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | | |
| . . |
| . Group Record [M] . |
| . . |
| | | |
| ||+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| */ |
| struct igmp_v3_report { |
| uint8_t type; |
| uint8_t resv1; |
| uint16_t csum; |
| uint16_t resv2; |
| uint16_t ngrec; |
| }; |
| |
| /* Calculate the group record length*/ |
| #define IGMPV3_GRP_REC_LEN(x) (8 + (4 * x->grec_nsrcs) + (4 * x->grec_auxwords) ) |
| |
| #endif /* _NET_IF_ETHERSUBR_H_ */ |