1 /*
2 * Copyright (C) 2021 HiSilicon (Shanghai) Technologies CO., LIMITED.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 */
18
19 #ifndef __MAC_DATA_H__
20 #define __MAC_DATA_H__
21
22 #include "oal_ext_if.h"
23 #include "oam_ext_if.h"
24 #include "mac_user.h"
25 #include "mac_regdomain.h"
26 #include "wlan_mib.h"
27
28 #ifdef __cplusplus
29 #if __cplusplus
30 extern "C" {
31 #endif
32 #endif
33
34 /* ****************************************************************************
35 枚举定义
36 **************************************************************************** */
37 typedef enum {
38 MAC_DATA_DHCP_DISCOVER = 0,
39 MAC_DATA_DHCP_OFFER,
40 MAC_DATA_DHCP_REQ,
41 MAC_DATA_DHCP_ACK,
42 MAC_DATA_ARP_REQ,
43 MAC_DATA_ARP_RSP,
44 MAC_DATA_EAPOL,
45 MAC_DATA_DHCPV6,
46 MAC_DATA_VIP = MAC_DATA_DHCPV6, /* MAC_DATA_VIP == MAC_DATA_DHCPV6, 提高关键帧判断效率，减少mips */
47 MAC_DATA_ND,
48 MAC_DATA_TDLS,
49 MAC_DATA_PPPOE,
50 MAC_DATA_WAPI,
51 MAC_DATA_VLAN,
52 #ifdef _PRE_WLAN_FEATURE_MESH_ROM
53 MAC_DATA_RPL,
54 MAC_DATA_6LO,
55 #endif
56 MAC_DATA_BUTT
57 } mac_data_type_enum;
58 typedef hi_u8 mac_data_type_enum_uint8;
59
60 typedef enum {
61 MAC_NETBUFF_PAYLOAD_ETH = 0,
62 MAC_NETBUFF_PAYLOAD_SNAP,
63
64 MAC_NETBUFF_PAYLOAD_BUTT
65 } mac_netbuff_payload_type;
66 typedef hi_u8 mac_netbuff_payload_type_uint8;
67
68 /* ****************************************************************************
69 inline函数定义
70 **************************************************************************** */
71 /* ****************************************************************************
72 功能描述 : 获取arp帧的类型：request/response(暂时不考虑rarp!)
73 输入参数 : arp ie头
74 返 回 值 : 驱动私定义的关键帧类型
75 修改历史 :
76 1.日 期 : 2016年1月25日
77 **************************************************************************** */
mac_get_arp_type_by_arphdr(const oal_eth_arphdr_stru * rx_arp_hdr)78 static inline mac_data_type_enum_uint8 mac_get_arp_type_by_arphdr(const oal_eth_arphdr_stru *rx_arp_hdr)
79 {
80 if (oal_net2host_short(rx_arp_hdr->us_ar_op) == MAC_ARP_REQUEST) {
81 return MAC_DATA_ARP_REQ;
82 } else if (oal_net2host_short(rx_arp_hdr->us_ar_op) == MAC_ARP_RESPONSE) {
83 return MAC_DATA_ARP_RSP;
84 }
85 return MAC_DATA_BUTT;
86 }
87
88 #ifdef _PRE_WLAN_FEATURE_MESH_ROM
89 /* ****************************************************************************
90 功能描述 : 判断是否是RPL控制帧
91 修改历史 :
92 1.日 期 : 2019年5月17日
93 作 者 : HiSilicon
94 修改内容 : 新生成函数
95 **************************************************************************** */
mac_is_rpl(oal_ipv6hdr_stru * ipv6hdr)96 static inline hi_u8 mac_is_rpl(oal_ipv6hdr_stru *ipv6hdr)
97 {
98 if (ipv6hdr->nexthdr == OAL_IPPROTO_ICMPV6) {
99 oal_icmp6hdr_stru *icmp6hdr = HI_NULL;
100 icmp6hdr = (oal_icmp6hdr_stru *)(ipv6hdr + 1);
101 if (icmp6hdr->icmp6_type == MAC_RPL_TYPE) {
102 return HI_TRUE;
103 }
104 }
105 return HI_FALSE;
106 }
107 #endif
108
109 /* ****************************************************************************
110 函数声明
111 **************************************************************************** */
112 hi_u8 mac_get_data_type(const oal_dev_netbuf_stru *dev_netbuf);
113 hi_u8 mac_get_data_type_from_80211(const oal_netbuf_stru *netbuf, hi_u16 us_mac_hdr_len);
114 hi_u8 mac_get_data_type_from_8023(const hi_u8 *puc_frame_hdr, mac_netbuff_payload_type hdr_type);
115 hi_u8 mac_is_dhcp_port(mac_ip_header_stru *ip_hdr);
116 hi_u8 mac_is_nd(oal_ipv6hdr_stru *ipv6hdr);
117 hi_u8 mac_is_eapol_key_ptk(mac_eapol_header_stru *eapol_header);
118 hi_u8 *mac_dhcp_get_type(hi_u8 *pos, const hi_u8 *packet_end, hi_u8 type);
119 hi_u8 mac_is_dhcp6(oal_ipv6hdr_stru *ipv6hdr);
120
121 #ifdef __cplusplus
122 #if __cplusplus
123 }
124 #endif
125 #endif
126 #endif /* __MAC_DATA_H__ */
127