1 /****************************************************************************** 2 * 3 * Copyright(c) 2019 - 2020 Realtek Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 *****************************************************************************/ 15 #ifndef __PHL_PKT_OFLD_H__ 16 #define __PHL_PKT_OFLD_H__ 17 18 #define TYPE_DATA_FRAME 0x08 19 #define TYPE_ACTION_FRAME 0xD0 20 #define TYPE_NULL_FRAME 0x48 21 #define TYPE_PROBE_REQ_FRAME 0x40 22 23 #define HDR_OFFSET_FRAME_CONTROL 0 24 #define HDR_OFFSET_DURATION 2 25 #define HDR_OFFSET_ADDRESS1 4 26 #define HDR_OFFSET_ADDRESS2 10 27 #define HDR_OFFSET_ADDRESS3 16 28 #define HDR_OFFSET_SEQUENCE 22 29 #define HDR_OFFSET_ADDRESS4 24 30 31 #define SET_80211_PKT_HDR_FRAME_CONTROL(_hdr, _val) \ 32 WriteLE2Byte(_hdr, _val) 33 #define SET_80211_PKT_HDR_TYPE_AND_SUBTYPE(_hdr, _val) \ 34 WriteLE1Byte(_hdr, _val) 35 #define SET_80211_PKT_HDR_PROTOCOL_VERSION(_hdr, _val) \ 36 SET_BITS_TO_LE_2BYTE(_hdr, 0, 2, _val) 37 #define SET_80211_PKT_HDR_TYPE(_hdr, _val) \ 38 SET_BITS_TO_LE_2BYTE(_hdr, 2, 2, _val) 39 #define SET_80211_PKT_HDR_SUBTYPE(_hdr, _val) \ 40 SET_BITS_TO_LE_2BYTE(_hdr, 4, 4, _val) 41 #define SET_80211_PKT_HDR_TO_DS(_hdr, _val) \ 42 SET_BITS_TO_LE_2BYTE(_hdr, 8, 1, _val) 43 #define SET_80211_PKT_HDR_FROM_DS(_hdr, _val) \ 44 SET_BITS_TO_LE_2BYTE(_hdr, 9, 1, _val) 45 #define SET_80211_PKT_HDR_MORE_FRAG(_hdr, _val) \ 46 SET_BITS_TO_LE_2BYTE(_hdr, 10, 1, _val) 47 #define SET_80211_PKT_HDR_RETRY(_hdr, _val) \ 48 SET_BITS_TO_LE_2BYTE(_hdr, 11, 1, _val) 49 #define SET_80211_PKT_HDR_PWR_MGNT(_hdr, _val) \ 50 SET_BITS_TO_LE_2BYTE(_hdr, 12, 1, _val) 51 #define SET_80211_PKT_HDR_MORE_DATA(_hdr, _val) \ 52 SET_BITS_TO_LE_2BYTE(_hdr, 13, 1, _val) 53 #define SET_80211_PKT_HDR_PROTECT(_hdr, _val) \ 54 SET_BITS_TO_LE_2BYTE(_hdr, 14, 1, _val) 55 56 #define SET_80211_PKT_HDR_DURATION(_hdr, _val) \ 57 WriteLE2Byte((u8 *)(_hdr)+HDR_OFFSET_DURATION, _val) 58 #define SET_80211_PKT_HDR_ADDRESS1(_h, _hdr, _val) \ 59 _os_mem_cpy(_h, _hdr+HDR_OFFSET_ADDRESS1, _val, MAC_ALEN) 60 #define SET_80211_PKT_HDR_ADDRESS2(_h, _hdr, _val) \ 61 _os_mem_cpy(_h, _hdr+HDR_OFFSET_ADDRESS2, _val, MAC_ALEN) 62 #define SET_80211_PKT_HDR_ADDRESS3(_h, _hdr, _val) \ 63 _os_mem_cpy(_h, _hdr+HDR_OFFSET_ADDRESS3, _val, MAC_ALEN) 64 #define SET_80211_PKT_HDR_FRAGMENT_SEQUENCE(_hdr, _val) \ 65 WriteLE2Byte((u8 *)(_hdr)+HDR_OFFSET_SEQUENCE, _val) 66 67 68 #define NOT_USED 0xFF 69 #define NULL_PACKET_LEN 24 70 #define MAC_HDR_LEN 24 71 #define FCS_LEN 4 72 73 #define MAX_MSDU_LEN 2304 74 75 /* 11w SA-Query */ 76 #define SAQ_ACTION_LEN 4 77 78 #define SAQ_OFFSET_ACTION 1 79 80 #define ACT_TYPE_SA_QUERY 8 81 82 #define SET_ACTION_FRAME_CATEGORY(_ptr, _val) WriteLE1Byte(_ptr, _val) 83 #define SET_SAQ_ACTION_FIELD(_ptr, _val) WriteLE1Byte(_ptr+SAQ_OFFSET_ACTION, _val) 84 85 86 #define LLC_LEN 8 87 88 #define LLC_OFFSET_HDR 0 89 #define LLC_OFFSET_OUI 3 90 #define LLC_OFFSET_PROTO_ID 6 91 92 #define SET_LLC_HDR(_h, _ptr, _val) _os_mem_cpy(d, _ptr+LLC_OFFSET_HDR, _val, 3); 93 #define SET_LLC_OUI(_h, _ptr, _val) _os_mem_cpy(d, _ptr+LLC_OFFSET_OUI, _val, 3); 94 #define SET_LLC_PROTO_ID(_h, _ptr, _val) _os_mem_cpy(d, _ptr+LLC_OFFSET_PROTO_ID, _val, 2); 95 96 #define AUTH_1X_HDR_LEN 4 97 98 #define AUTH_1X_OFFSET_PROTO_VER 0 99 #define AUTH_1X_OFFSET_PKT_TYPE 1 100 #define AUTH_1X_OFFSET_LENGTH 2 101 102 #define LIB1X_EAPOL_VER 1 /* 00000001B */ 103 104 #define LIB1X_TYPE_EAPOL_EAPPKT 0 /* 0000 0000B */ 105 #define LIB1X_TYPE_EAPOL_START 1 /* 0000 0001B */ 106 #define LIB1X_TYPE_EAPOL_LOGOFF 2 /* 0000 0010B */ 107 #define LIB1X_TYPE_EAPOL_KEY 3 /* 0000 0011B */ 108 #define LIB1X_TYPE_EAPOL_ENCASFALERT 4 /* 0000 0100B */ 109 110 #define SET_AUTH_1X_PROTO_VER(_ptr, _val) WriteLE1Byte(_ptr+AUTH_1X_OFFSET_PROTO_VER, _val) 111 #define SET_AUTH_1X_PKT_TYPE(_ptr, _val) WriteLE1Byte(_ptr+AUTH_1X_OFFSET_PKT_TYPE, _val) 112 #define SET_AUTH_1X_LENGTH(_ptr, _val) WriteBE2Byte(_ptr+AUTH_1X_OFFSET_LENGTH, _val) 113 114 #define EAPOLMSG_HDR_LEN 95 115 116 #define EAPOLKEY_OFFSET_KEYDESC_TYPE 0 117 #define EAPOLKEY_OFFSET_KEY_INFO 1 118 #define EAPOLKEY_OFFSET_REPLAY_CNT 5 119 120 #define EAPOLKEY_KEYDESC_TYPE_RSN 2 121 #define EAPOLKEY_KEYDESC_VER_1 1 122 #define EAPOLKEY_KEYDESC_VER_2 2 123 #define EAPOLKEY_KEYDESC_VER_3 3 124 125 #define EAPOLKEY_KEYMIC BIT(8) 126 #define EAPOLKEY_SECURE BIT(9) 127 128 #define SET_EAPOLKEY_KEYDESC_TYPE(_ptr, _val) WriteLE1Byte(_ptr+EAPOLKEY_OFFSET_KEYDESC_TYPE, _val) 129 #define SET_EAPOLKEY_KEY_INFO(_ptr, _val) WriteBE2Byte(_ptr+EAPOLKEY_OFFSET_KEY_INFO, _val) 130 #define SET_EAPOLKEY_REPLAY_CNT(_h, _ptr, _val) _os_mem_cpy(_h, _ptr+EAPOLKEY_OFFSET_REPLAY_CNT, _val, 8); 131 132 #define HAL_PKT_OFLD_ADD(_pkt, _id, _pkt_buf, _len) \ 133 rtw_hal_pkt_ofld((_pkt)->phl_info->hal, _id, PKT_OFLD_ADD, _pkt_buf, _len) 134 #define HAL_PKT_OFLD_READ(_pkt, _id) \ 135 rtw_hal_pkt_ofld((_pkt)->phl_info->hal, _id, PKT_OFLD_READ, NULL, NULL) 136 #define HAL_PKT_OFLD_DEL(_pkt, _id) \ 137 rtw_hal_pkt_ofld((_pkt)->phl_info->hal, _id, PKT_OFLD_DEL, NULL, NULL) 138 139 140 struct pkt_ofld_obj { 141 _os_mutex mux; 142 struct phl_info_t *phl_info; 143 144 struct list_head entry_q; 145 u32 entry_cnt; 146 147 u32 cur_seq; 148 }; 149 150 struct pkt_ofld_req { 151 struct list_head list; 152 u32 token; 153 char *req_name; 154 u32 req_name_len; 155 }; 156 157 struct rtw_pkt_ofld_probe_req_info { 158 u8 a2[MAC_ADDRESS_LENGTH]; 159 void (* construct_pbreq)(void *priv, u8 *pkt_buf, u16 *len); 160 }; 161 162 struct rtw_pkt_ofld_null_info { 163 u8 a1[MAC_ADDRESS_LENGTH]; 164 u8 a2[MAC_ADDRESS_LENGTH]; 165 u8 a3[MAC_ADDRESS_LENGTH]; 166 }; 167 168 169 struct rtw_pkt_ofld_arp_rsp_info { 170 u8 a1[MAC_ADDRESS_LENGTH]; 171 u8 a2[MAC_ADDRESS_LENGTH]; 172 u8 a3[MAC_ADDRESS_LENGTH]; 173 u8 host_ipv4_addr[IPV4_ADDRESS_LENGTH]; 174 u8 remote_ipv4_addr[IPV4_ADDRESS_LENGTH]; 175 u8 sec_hdr; 176 }; 177 178 struct rtw_pkt_ofld_na_info { 179 u8 a1[MAC_ADDRESS_LENGTH]; 180 u8 a2[MAC_ADDRESS_LENGTH]; 181 u8 a3[MAC_ADDRESS_LENGTH]; 182 u8 sec_hdr; 183 }; 184 185 struct rtw_pkt_ofld_eapol_key_info { 186 u8 a1[MAC_ADDRESS_LENGTH]; 187 u8 a2[MAC_ADDRESS_LENGTH]; 188 u8 a3[MAC_ADDRESS_LENGTH]; 189 u8 sec_hdr; 190 u8 key_desc_ver; 191 u8 replay_cnt[8]; 192 }; 193 194 struct rtw_pkt_ofld_sa_query_info { 195 u8 a1[MAC_ADDRESS_LENGTH]; 196 u8 a2[MAC_ADDRESS_LENGTH]; 197 u8 a3[MAC_ADDRESS_LENGTH]; 198 u8 sec_hdr; 199 }; 200 201 struct rtw_pkt_ofld_realwow_kapkt_info { 202 u8 keep_alive_pkt_ptrn[MAX_REALWOW_KCP_SIZE]; 203 u16 keep_alive_pkt_size; 204 }; 205 206 struct rtw_pkt_ofld_realwow_ack_info { 207 u8 ack_ptrn[MAX_REALWOW_PAYLOAD]; 208 u16 ack_ptrn_size; 209 }; 210 211 struct rtw_pkt_ofld_realwow_wp_info { 212 u8 wakeup_ptrn[MAX_REALWOW_PAYLOAD]; 213 u16 wakeup_ptrn_size; 214 u8 wakeupsecnum; /* ? */ 215 }; 216 217 /* init api */ 218 enum rtw_phl_status phl_pkt_ofld_init(struct phl_info_t *phl_info); 219 void phl_pkt_ofld_deinit(struct phl_info_t *phl_info); 220 void phl_pkt_ofld_reset_all_entry(struct phl_info_t *phl_info); 221 222 enum rtw_phl_status phl_pkt_ofld_add_entry(struct phl_info_t *phl_info, u16 macid); 223 enum rtw_phl_status phl_pkt_ofld_del_entry(struct phl_info_t *phl_info, u16 macid); 224 225 226 #define RTW_PHL_PKT_OFLD_REQ(_phl, _macid, _type, _seq, _buf) \ 227 phl_pkt_ofld_request(_phl, _macid, _type, _seq, __func__, _buf) 228 enum rtw_phl_status phl_pkt_ofld_request(struct phl_info_t *phl_info, 229 u16 macid, u8 type, 230 u32 *token, const char *req_name, 231 void *buf); 232 233 enum rtw_phl_status phl_pkt_ofld_cancel(struct phl_info_t *phl_info, 234 u16 macid, u8 type, u32 *token); 235 void phl_pkt_ofld_show_info(struct phl_info_t *phl_info); 236 u8 phl_pkt_ofld_get_id(struct phl_info_t *phl_info, u16 macid, u8 type); 237 const char *phl_get_pkt_ofld_str(enum pkt_ofld_type type); 238 239 #endif /* __PHL_PKT_OFLD_H__ */ 240 241