/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright(c) 2007 - 2016 Realtek Corporation. All rights reserved. */ #ifndef __RTW_TDLS_H_ #define __RTW_TDLS_H_ #ifdef CONFIG_TDLS /* TDLS STA state */ /* TDLS Diect Link Establishment */ #define TDLS_STATE_NONE 0x00000000 /* Default state */ #define TDLS_INITIATOR_STATE BIT(28) /* 0x10000000 */ #define TDLS_RESPONDER_STATE BIT(29) /* 0x20000000 */ #define TDLS_LINKED_STATE BIT(30) /* 0x40000000 */ /* TDLS PU Buffer STA */ #define TDLS_WAIT_PTR_STATE BIT(24) /* 0x01000000 */ /* Waiting peer's TDLS_PEER_TRAFFIC_RESPONSE frame */ /* TDLS Check ALive */ #define TDLS_ALIVE_STATE BIT(20) /* 0x00100000 */ /* Check if peer sta is alived. */ /* TDLS Channel Switch */ #define TDLS_CH_SWITCH_PREPARE_STATE BIT(15) /* 0x00008000 */ #define TDLS_CH_SWITCH_ON_STATE BIT(16) /* 0x00010000 */ #define TDLS_PEER_AT_OFF_STATE BIT(17) /* 0x00020000 */ /* Could send pkt on target ch */ #define TDLS_CH_SW_INITIATOR_STATE BIT(18) /* 0x00040000 */ /* Avoid duplicated or unconditional ch. switch rsp. */ #define TDLS_WAIT_CH_RSP_STATE BIT(19) /* 0x00080000 */ /* Wait Ch. response as we are TDLS channel switch initiator */ #define TDLS_TPK_RESEND_COUNT 86400 /*Unit: seconds */ #define TDLS_CH_SWITCH_TIME 15 #define TDLS_CH_SWITCH_TIMEOUT 30 #define TDLS_CH_SWITCH_OPER_OFFLOAD_TIMEOUT 10 #define TDLS_SIGNAL_THRESH 0x20 #define TDLS_WATCHDOG_PERIOD 10 /* Periodically sending tdls discovery request in TDLS_WATCHDOG_PERIOD * 2 sec */ #define TDLS_HANDSHAKE_TIME 3000 #define TDLS_PTI_TIME 7000 #define TDLS_CH_SW_STAY_ON_BASE_CHNL_TIMEOUT 20 /* ms */ #define TDLS_CH_SW_MONITOR_TIMEOUT 2000 /*ms */ #define TDLS_MIC_LEN 16 #define WPA_NONCE_LEN 32 #define TDLS_TIMEOUT_LEN 4 enum TDLS_CH_SW_CHNL { TDLS_CH_SW_BASE_CHNL = 0, TDLS_CH_SW_OFF_CHNL }; struct wpa_tdls_ftie { u8 ie_type; /* FTIE */ u8 ie_len; u8 mic_ctrl[2]; u8 mic[TDLS_MIC_LEN]; u8 Anonce[WPA_NONCE_LEN]; /* Responder Nonce in TDLS */ u8 Snonce[WPA_NONCE_LEN]; /* Initiator Nonce in TDLS */ /* followed by optional elements */ } ; struct wpa_tdls_lnkid { u8 ie_type; /* Link Identifier IE */ u8 ie_len; u8 bssid[ETH_ALEN]; u8 init_sta[ETH_ALEN]; u8 resp_sta[ETH_ALEN]; } ; static u8 TDLS_RSNIE[20] = { 0x01, 0x00, /* Version shall be set to 1 */ 0x00, 0x0f, 0xac, 0x07, /* Group sipher suite */ 0x01, 0x00, /* Pairwise cipher suite count */ 0x00, 0x0f, 0xac, 0x04, /* Pairwise cipher suite list; CCMP only */ 0x01, 0x00, /* AKM suite count */ 0x00, 0x0f, 0xac, 0x07, /* TPK Handshake */ 0x0c, 0x02, /* PMKID shall not be present */ }; static u8 TDLS_WMMIE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; /* Qos info all set zero */ static u8 TDLS_WMM_PARAM_IE[] = {0x00, 0x00, 0x03, 0xa4, 0x00, 0x00, 0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00, 0x62, 0x32, 0x2f, 0x00}; static u8 TDLS_EXT_CAPIE[] = {0x00, 0x00, 0x00, 0x50, 0x20, 0x00, 0x00, 0x00}; /* bit(28), bit(30), bit(37) */ /* SRC: Supported Regulatory Classes */ static u8 TDLS_SRC[] = { 0x01, 0x01, 0x02, 0x03, 0x04, 0x0c, 0x16, 0x17, 0x18, 0x19, 0x1b, 0x1c, 0x1d, 0x1e, 0x20, 0x21 }; int check_ap_tdls_prohibited(u8 *pframe, u8 pkt_len); int check_ap_tdls_ch_switching_prohibited(u8 *pframe, u8 pkt_len); u8 rtw_tdls_is_setup_allowed(_adapter *padapter); #ifdef CONFIG_TDLS_CH_SW u8 rtw_tdls_is_chsw_allowed(_adapter *padapter); #endif void rtw_reset_tdls_info(_adapter *padapter); int rtw_init_tdls_info(_adapter *padapter); void rtw_free_tdls_info(struct tdls_info *ptdlsinfo); int issue_nulldata_to_TDLS_peer_STA(_adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms); void rtw_init_tdls_timer(_adapter *padapter, struct sta_info *psta); void rtw_free_tdls_timer(struct sta_info *psta); void free_tdls_sta(_adapter *padapter, struct sta_info *ptdls_sta); #ifdef CONFIG_TDLS_CH_SW void rtw_tdls_set_ch_sw_oper_control(_adapter *padapter, u8 enable); void rtw_tdls_ch_sw_back_to_base_chnl(_adapter *padapter); s32 rtw_tdls_do_ch_sw(_adapter *padapter, struct sta_info *ptdls_sta, u8 chnl_type, u8 channel, u8 channel_offset, u16 bwmode, u16 ch_switch_time); void rtw_tdls_chsw_oper_done(_adapter *padapter); #endif #ifdef CONFIG_WFD int issue_tunneled_probe_req(_adapter *padapter); int issue_tunneled_probe_rsp(_adapter *padapter, union recv_frame *precv_frame); #endif /* CONFIG_WFD */ int issue_tdls_dis_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt); int issue_tdls_setup_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack); int issue_tdls_setup_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt); int issue_tdls_setup_cfm(_adapter *padapter, struct tdls_txmgmt *ptxmgmt); int issue_tdls_dis_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 privacy); int issue_tdls_teardown(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 wait_ack); int issue_tdls_peer_traffic_rsp(_adapter *padapter, struct sta_info *psta, struct tdls_txmgmt *ptxmgmt); int issue_tdls_peer_traffic_indication(_adapter *padapter, struct sta_info *psta); #ifdef CONFIG_TDLS_CH_SW int issue_tdls_ch_switch_req(_adapter *padapter, struct sta_info *ptdls_sta); int issue_tdls_ch_switch_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack); #endif sint On_TDLS_Dis_Rsp(_adapter *adapter, union recv_frame *precv_frame); sint On_TDLS_Setup_Req(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Setup_Rsp(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Setup_Cfm(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Dis_Req(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Teardown(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Peer_Traffic_Indication(_adapter *adapter, union recv_frame *precv_frame); int On_TDLS_Peer_Traffic_Rsp(_adapter *adapter, union recv_frame *precv_frame); #ifdef CONFIG_TDLS_CH_SW sint On_TDLS_Ch_Switch_Req(_adapter *adapter, union recv_frame *precv_frame); sint On_TDLS_Ch_Switch_Rsp(_adapter *adapter, union recv_frame *precv_frame); void rtw_build_tdls_ch_switch_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_ch_switch_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); #endif void rtw_build_tdls_setup_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_setup_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_setup_cfm_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_teardown_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_dis_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_dis_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, u8 privacy); void rtw_build_tdls_peer_traffic_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tdls_peer_traffic_indication_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt); void rtw_build_tunneled_probe_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe); void rtw_build_tunneled_probe_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe); u32 update_mask_tdls(_adapter *padapter, struct sta_info *psta); int rtw_tdls_is_driver_setup(_adapter *padapter); void rtw_tdls_set_key(_adapter *padapter, struct sta_info *ptdls_sta); const char *rtw_tdls_action_txt(enum TDLS_ACTION_FIELD action); #endif /* CONFIG_TDLS */ #endif