| /* |
| * Copyright (c) 2016 Nordic Semiconductor ASA |
| * Copyright (c) 2016 Vinayak Kariappa Chettimada |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef _PDU_H_ |
| #define _PDU_H_ |
| |
| #define BDADDR_SIZE 6 |
| |
| /* PDU Sizes */ |
| #define PDU_EM_SIZE_MAX 3 |
| #define PDU_AC_SIZE_OVERHEAD 2 |
| #define PDU_AC_PAYLOAD_SIZE_MAX 37 |
| #define PDU_AC_SIZE_MAX (PDU_AC_PAYLOAD_SIZE_MAX + PDU_AC_SIZE_OVERHEAD) |
| |
| struct pdu_adv_payload_adv_ind { |
| u8_t addr[BDADDR_SIZE]; |
| u8_t data[31]; |
| } __packed; |
| |
| struct pdu_adv_payload_direct_ind { |
| u8_t adv_addr[BDADDR_SIZE]; |
| u8_t tgt_addr[BDADDR_SIZE]; |
| } __packed; |
| |
| struct pdu_adv_payload_scan_rsp { |
| u8_t addr[BDADDR_SIZE]; |
| u8_t data[31]; |
| } __packed; |
| |
| struct pdu_adv_payload_scan_req { |
| u8_t scan_addr[BDADDR_SIZE]; |
| u8_t adv_addr[BDADDR_SIZE]; |
| } __packed; |
| |
| struct pdu_adv_payload_connect_ind { |
| u8_t init_addr[BDADDR_SIZE]; |
| u8_t adv_addr[BDADDR_SIZE]; |
| struct { |
| u8_t access_addr[4]; |
| u8_t crc_init[3]; |
| u8_t win_size; |
| u16_t win_offset; |
| u16_t interval; |
| u16_t latency; |
| u16_t timeout; |
| u8_t chan_map[5]; |
| u8_t hop:5; |
| u8_t sca:3; |
| } __packed lldata; |
| } __packed; |
| |
| enum pdu_adv_type { |
| PDU_ADV_TYPE_ADV_IND = 0x00, |
| PDU_ADV_TYPE_DIRECT_IND = 0x01, |
| PDU_ADV_TYPE_NONCONN_IND = 0x02, |
| PDU_ADV_TYPE_SCAN_REQ = 0x03, |
| PDU_ADV_TYPE_AUX_SCAN_REQ = PDU_ADV_TYPE_SCAN_REQ, |
| PDU_ADV_TYPE_SCAN_RSP = 0x04, |
| PDU_ADV_TYPE_CONNECT_IND = 0x05, |
| PDU_ADV_TYPE_AUX_CONNECT_REQ = PDU_ADV_TYPE_CONNECT_IND, |
| PDU_ADV_TYPE_SCAN_IND = 0x06, |
| PDU_ADV_TYPE_EXT_IND = 0x07, |
| PDU_ADV_TYPE_AUX_ADV_IND = PDU_ADV_TYPE_EXT_IND, |
| PDU_ADV_TYPE_AUX_SCAN_RSP = PDU_ADV_TYPE_EXT_IND, |
| PDU_ADV_TYPE_AUX_SYNC_IND = PDU_ADV_TYPE_EXT_IND, |
| PDU_ADV_TYPE_AUX_CHAIN_IND = PDU_ADV_TYPE_EXT_IND, |
| PDU_ADV_TYPE_AUX_CONNECT_RSP = 0x08, |
| } __packed; |
| |
| struct pdu_adv { |
| u8_t type:4; |
| u8_t rfu:1; |
| u8_t chan_sel:1; |
| u8_t tx_addr:1; |
| u8_t rx_addr:1; |
| |
| u8_t len:8; |
| |
| union { |
| struct pdu_adv_payload_adv_ind adv_ind; |
| struct pdu_adv_payload_direct_ind direct_ind; |
| struct pdu_adv_payload_scan_req scan_req; |
| struct pdu_adv_payload_scan_rsp scan_rsp; |
| struct pdu_adv_payload_connect_ind connect_ind; |
| } __packed payload; |
| } __packed; |
| |
| enum pdu_data_llid { |
| PDU_DATA_LLID_RESV = 0x00, |
| PDU_DATA_LLID_DATA_CONTINUE = 0x01, |
| PDU_DATA_LLID_DATA_START = 0x02, |
| PDU_DATA_LLID_CTRL = 0x03, |
| }; |
| |
| enum pdu_data_llctrl_type { |
| PDU_DATA_LLCTRL_TYPE_CONN_UPDATE_IND = 0x00, |
| PDU_DATA_LLCTRL_TYPE_CHAN_MAP_IND = 0x01, |
| PDU_DATA_LLCTRL_TYPE_TERMINATE_IND = 0x02, |
| PDU_DATA_LLCTRL_TYPE_ENC_REQ = 0x03, |
| PDU_DATA_LLCTRL_TYPE_ENC_RSP = 0x04, |
| PDU_DATA_LLCTRL_TYPE_START_ENC_REQ = 0x05, |
| PDU_DATA_LLCTRL_TYPE_START_ENC_RSP = 0x06, |
| PDU_DATA_LLCTRL_TYPE_UNKNOWN_RSP = 0x07, |
| PDU_DATA_LLCTRL_TYPE_FEATURE_REQ = 0x08, |
| PDU_DATA_LLCTRL_TYPE_FEATURE_RSP = 0x09, |
| PDU_DATA_LLCTRL_TYPE_PAUSE_ENC_REQ = 0x0A, |
| PDU_DATA_LLCTRL_TYPE_PAUSE_ENC_RSP = 0x0B, |
| PDU_DATA_LLCTRL_TYPE_VERSION_IND = 0x0C, |
| PDU_DATA_LLCTRL_TYPE_REJECT_IND = 0x0D, |
| PDU_DATA_LLCTRL_TYPE_SLAVE_FEATURE_REQ = 0x0E, |
| PDU_DATA_LLCTRL_TYPE_CONN_PARAM_REQ = 0x0F, |
| PDU_DATA_LLCTRL_TYPE_CONN_PARAM_RSP = 0x10, |
| PDU_DATA_LLCTRL_TYPE_REJECT_EXT_IND = 0x11, |
| PDU_DATA_LLCTRL_TYPE_PING_REQ = 0x12, |
| PDU_DATA_LLCTRL_TYPE_PING_RSP = 0x13, |
| PDU_DATA_LLCTRL_TYPE_LENGTH_REQ = 0x14, |
| PDU_DATA_LLCTRL_TYPE_LENGTH_RSP = 0x15, |
| PDU_DATA_LLCTRL_TYPE_PHY_REQ = 0x16, |
| PDU_DATA_LLCTRL_TYPE_PHY_RSP = 0x17, |
| PDU_DATA_LLCTRL_TYPE_PHY_UPD_IND = 0x18, |
| PDU_DATA_LLCTRL_TYPE_MIN_USED_CHAN_IND = 0x19, |
| }; |
| |
| struct pdu_data_llctrl_conn_update_ind { |
| u8_t win_size; |
| u16_t win_offset; |
| u16_t interval; |
| u16_t latency; |
| u16_t timeout; |
| u16_t instant; |
| } __packed; |
| |
| struct pdu_data_llctrl_chan_map_ind { |
| u8_t chm[5]; |
| u16_t instant; |
| } __packed; |
| |
| struct pdu_data_llctrl_terminate_ind { |
| u8_t error_code; |
| } __packed; |
| |
| struct pdu_data_llctrl_enc_req { |
| u8_t rand[8]; |
| u8_t ediv[2]; |
| u8_t skdm[8]; |
| u8_t ivm[4]; |
| } __packed; |
| |
| struct pdu_data_llctrl_enc_rsp { |
| u8_t skds[8]; |
| u8_t ivs[4]; |
| } __packed; |
| |
| struct pdu_data_llctrl_unknown_rsp { |
| u8_t type; |
| } __packed; |
| |
| struct pdu_data_llctrl_feature_req { |
| u8_t features[8]; |
| } __packed; |
| |
| struct pdu_data_llctrl_feature_rsp { |
| u8_t features[8]; |
| } __packed; |
| |
| struct pdu_data_llctrl_version_ind { |
| u8_t version_number; |
| u16_t company_id; |
| u16_t sub_version_number; |
| } __packed; |
| |
| struct pdu_data_llctrl_reject_ind { |
| u8_t error_code; |
| } __packed; |
| |
| struct pdu_data_llctrl_conn_param_req { |
| u16_t interval_min; |
| u16_t interval_max; |
| u16_t latency; |
| u16_t timeout; |
| u8_t preferred_periodicity; |
| u16_t reference_conn_event_count; |
| u16_t offset0; |
| u16_t offset1; |
| u16_t offset2; |
| u16_t offset3; |
| u16_t offset4; |
| u16_t offset5; |
| } __packed; |
| |
| struct pdu_data_llctrl_conn_param_rsp { |
| u16_t interval_min; |
| u16_t interval_max; |
| u16_t latency; |
| u16_t timeout; |
| u8_t preferred_periodicity; |
| u16_t reference_conn_event_count; |
| u16_t offset0; |
| u16_t offset1; |
| u16_t offset2; |
| u16_t offset3; |
| u16_t offset4; |
| u16_t offset5; |
| } __packed; |
| |
| struct pdu_data_llctrl_reject_ext_ind { |
| u8_t reject_opcode; |
| u8_t error_code; |
| } __packed; |
| |
| struct pdu_data_llctrl_length_req_rsp { |
| u16_t max_rx_octets; |
| u16_t max_rx_time; |
| u16_t max_tx_octets; |
| u16_t max_tx_time; |
| } __packed; |
| |
| struct pdu_data_llctrl_phy_req_rsp { |
| u8_t tx_phys; |
| u8_t rx_phys; |
| } __packed; |
| |
| struct pdu_data_llctrl_phy_upd_ind { |
| u8_t m_to_s_phy; |
| u8_t s_to_m_phy; |
| u16_t instant; |
| } __packed; |
| |
| struct pdu_data_llctrl_min_used_chans_ind { |
| u8_t phys; |
| u8_t min_used_chans; |
| } __packed; |
| |
| struct pdu_data_llctrl { |
| u8_t opcode; |
| union { |
| struct pdu_data_llctrl_conn_update_ind conn_update_ind; |
| struct pdu_data_llctrl_chan_map_ind chan_map_ind; |
| struct pdu_data_llctrl_terminate_ind terminate_ind; |
| struct pdu_data_llctrl_enc_req enc_req; |
| struct pdu_data_llctrl_enc_rsp enc_rsp; |
| struct pdu_data_llctrl_unknown_rsp unknown_rsp; |
| struct pdu_data_llctrl_feature_req feature_req; |
| struct pdu_data_llctrl_feature_rsp feature_rsp; |
| struct pdu_data_llctrl_version_ind version_ind; |
| struct pdu_data_llctrl_reject_ind reject_ind; |
| struct pdu_data_llctrl_feature_req slave_feature_req; |
| struct pdu_data_llctrl_conn_param_req conn_param_req; |
| struct pdu_data_llctrl_conn_param_rsp conn_param_rsp; |
| struct pdu_data_llctrl_reject_ext_ind reject_ext_ind; |
| struct pdu_data_llctrl_length_req_rsp length_req; |
| struct pdu_data_llctrl_length_req_rsp length_rsp; |
| struct pdu_data_llctrl_phy_req_rsp phy_req; |
| struct pdu_data_llctrl_phy_req_rsp phy_rsp; |
| struct pdu_data_llctrl_phy_upd_ind phy_upd_ind; |
| struct pdu_data_llctrl_min_used_chans_ind min_used_chans_ind; |
| } __packed ctrldata; |
| } __packed; |
| |
| #if defined(CONFIG_BLUETOOTH_CONTROLLER_PROFILE_ISR) |
| struct profile { |
| u8_t lcur; |
| u8_t lmin; |
| u8_t lmax; |
| u8_t cur; |
| u8_t min; |
| u8_t max; |
| } __packed; |
| #endif /* CONFIG_BLUETOOTH_CONTROLLER_PROFILE_ISR */ |
| |
| struct pdu_data { |
| u8_t ll_id:2; |
| u8_t nesn:1; |
| u8_t sn:1; |
| u8_t md:1; |
| u8_t rfu:3; |
| |
| u8_t len:8; |
| |
| u8_t resv:8; /* TODO: remove nRF specific code */ |
| |
| union { |
| u8_t lldata[1]; |
| struct pdu_data_llctrl llctrl; |
| |
| #if defined(CONFIG_BLUETOOTH_CONTROLLER_CONN_RSSI) |
| u8_t rssi; |
| #endif /* CONFIG_BLUETOOTH_CONTROLLER_CONN_RSSI */ |
| |
| #if defined(CONFIG_BLUETOOTH_CONTROLLER_PROFILE_ISR) |
| struct profile profile; |
| #endif /* CONFIG_BLUETOOTH_CONTROLLER_PROFILE_ISR */ |
| } __packed payload; |
| } __packed; |
| |
| #endif /* _PDU_H_ */ |
