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- /*
- * Copyright (c) 2012-2014, 2017, 2021 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 _ENET__H_
- #define _ENET__H_
- #if defined(ATH_TARGET)
- #include <osapi.h> /* A_UINT8 */
- #else
- #include <a_types.h> /* A_UINT8 */
- #endif
- #define ETHERNET_ADDR_LEN 6 /* bytes */
- #define ETHERNET_TYPE_LEN 2 /* bytes - length of the Ethernet type field */
- struct ethernet_hdr_t {
- A_UINT8 dest_addr[ETHERNET_ADDR_LEN];
- A_UINT8 src_addr[ETHERNET_ADDR_LEN];
- A_UINT8 ethertype[ETHERNET_TYPE_LEN];
- };
- #define ETHERNET_HDR_LEN (sizeof(struct ethernet_hdr_t))
- #define ETHERNET_CRC_LEN 4 /* bytes - length of the Ethernet CRC */
- #define ETHERNET_MAX_LEN 1518 /* bytes */
- #define ETHERNET_MTU (ETHERNET_MAX_LEN - (ETHERNET_HDR_LEN + ETHERNET_CRC_LEN))
- typedef struct llc_snap_hdr_t {
- A_UINT8 dsap;
- A_UINT8 ssap;
- A_UINT8 cntl;
- A_UINT8 org_code[3];
- A_UINT8 ethertype[2];
- } LLC_SNAP_HDR;
- #define LLC_SNAP_HDR_LEN (sizeof(struct llc_snap_hdr_t))
- #define LLC_SNAP_HDR_OFFSET_ETHERTYPE \
- (offsetof(struct llc_snap_hdr_t, ethertype[0]))
- #define ETHERTYPE_VLAN_LEN 4
- struct ethernet_vlan_hdr_t {
- A_UINT8 dest_addr[ETHERNET_ADDR_LEN];
- A_UINT8 src_addr[ETHERNET_ADDR_LEN];
- A_UINT8 vlan_tpid[2];
- A_UINT8 vlan_tci[2];
- A_UINT8 ethertype[2];
- };
- typedef PREPACK struct _wai_hdr {
- A_UINT8 version[2];
- A_UINT8 type;
- A_UINT8 stype;
- A_UINT8 reserve[2];
- A_UINT8 length[2];
- A_UINT8 rxseq[2];
- A_UINT8 frag_sc;
- A_UINT8 more_frag;
- /* followed octets of data */
- } POSTPACK wai_hdr;
- typedef PREPACK struct {
- A_UINT16 vlan_tci;
- A_UINT16 vlan_encap_p;
- } POSTPACK vlan_hdr_t;
- #define ETHERTYPE_IS_EAPOL_WAPI(typeorlen) \
- ((typeorlen) == ETHERTYPE_PAE || \
- (typeorlen) == ETHERTYPE_WAI)
- #define IS_ETHERTYPE(_typeOrLen) ((_typeOrLen) >= 0x0600)
- #ifndef ETHERTYPE_IPV4
- #define ETHERTYPE_IPV4 0x0800 /* Internet Protocol, Version 4 (IPv4) */
- #endif
- #ifndef ETHERTYPE_AARP
- #define ETHERTYPE_AARP 0x80f3 /* Internal QCA AARP protocol */
- #endif
- #ifndef ETHERTYPE_IPX
- #define ETHERTYPE_IPX 0x8137 /* IPX over DIX protocol */
- #endif
- #ifndef ETHERTYPE_ARP
- #define ETHERTYPE_ARP 0x0806 /* Address Resolution Protocol (ARP) */
- #endif
- #ifndef ETHERTYPE_RARP
- #define ETHERTYPE_RARP 0x8035 /* Reverse Address Resolution Protocol (RARP) */
- #endif
- #ifndef ETHERTYPE_VLAN
- #define ETHERTYPE_VLAN 0x8100 /* VLAN TAG protocol */
- #endif
- #ifndef ETHERTYPE_SNMP
- #define ETHERTYPE_SNMP 0x814C /* Simple Network Management Protocol (SNMP) */
- #endif
- #ifndef ETHERTYPE_IPV6
- #define ETHERTYPE_IPV6 0x86DD /* Internet Protocol, Version 6 (IPv6) */
- #endif
- #ifndef ETHERTYPE_PAE
- #define ETHERTYPE_PAE 0x888E /* EAP over LAN (EAPOL) */
- #endif
- #ifndef ETHERTYPE_WAI
- #define ETHERTYPE_WAI 0x88B4 /* WAPI */
- #endif
- #ifndef ETHERTYPE_TDLS
- #define ETHERTYPE_TDLS 0x890D /* TDLS */
- #endif
- #define LLC_SNAP_LSAP 0xaa
- #define LLC_UI 0x3
- #define RFC1042_SNAP_ORGCODE_0 0x00
- #define RFC1042_SNAP_ORGCODE_1 0x00
- #define RFC1042_SNAP_ORGCODE_2 0x00
- #define BTEP_SNAP_ORGCODE_0 0x00
- #define BTEP_SNAP_ORGCODE_1 0x00
- #define BTEP_SNAP_ORGCODE_2 0xf8
- #define WAI_FRAME_TYPE 0X01
- #define WAPI_M4_TYPE 0x0c
- #define WAPI_M2_TYPE 0x09
- #define ICMP_PROTOCOL 1
- #define TCP_PROTOCOL 6
- #define UDP_PROTOCOL 17
- #define IGMP_PROTOCOL 2
- #define ICMPV6_PROTOCOL 58
- #define BOOTP_SERVER_PORT 67
- #define BOOTP_CLIENT_PORT 68
- #define MLD_QUERY 130
- #define MLD_DONE 132
- #define IS_EAPOL(typeorlen) \
- ((typeorlen) == ETHERTYPE_PAE || \
- (typeorlen) == ETHERTYPE_WAI)
- #define IS_SNAP(_llc) \
- ((_llc)->dsap == LLC_SNAP_LSAP && \
- (_llc)->ssap == LLC_SNAP_LSAP && \
- (_llc)->cntl == LLC_UI)
- #define IS_RFC1042(_llc) \
- ((_llc)->org_code[0] == RFC1042_SNAP_ORGCODE_0 && \
- (_llc)->org_code[1] == RFC1042_SNAP_ORGCODE_1 && \
- (_llc)->org_code[2] == RFC1042_SNAP_ORGCODE_2)
- #define IS_BTEP(_llc) \
- ((_llc)->org_code[0] == BTEP_SNAP_ORGCODE_0 && \
- (_llc)->org_code[1] == BTEP_SNAP_ORGCODE_1 && \
- (_llc)->org_code[2] == BTEP_SNAP_ORGCODE_2)
- #define IS_MULTICAST(_hdr) (*(A_UINT8 *)(_hdr) & 0x1)
- #define IS_BROADCAST(_hdr) \
- ((*((A_UINT8 *)(_hdr) + 0) == 0xff) && \
- (*((A_UINT8 *)(_hdr) + 1) == 0xff) && \
- (*((A_UINT8 *)(_hdr) + 2) == 0xff) && \
- (*((A_UINT8 *)(_hdr) + 3) == 0xff) && \
- (*((A_UINT8 *)(_hdr) + 4) == 0xff) && \
- (*((A_UINT8 *)(_hdr) + 5) == 0xff))
- #endif /* _ENET__H_ */
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