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- unsigned short hci_dev; - unsigned short hci_channel; -}; -#define HCI_CHANNEL_RAW 0 -#define HCI_CHANNEL_USER 1 - -#define SOL_HCI 0 -#define HCI_FILTER 2 -struct hci_filter { - uint32_t type_mask; - uint32_t event_mask[2]; - uint16_t opcode; -}; struct bt_hci { int ref_count; @@ -673,3 +659,47 @@ bool bt_hci_unregister(struct bt_hci *hci, unsigned int id) return true; } + +bool bt_hci_get_conn_handle(struct bt_hci *hci, const uint8_t *bdaddr, + uint16_t *handle) +{ + struct hci_conn_list_req *cl; + struct hci_conn_info *ci; + int fd, i; + bool found = false; + + if (!hci || !bdaddr || !handle) + return false; + + fd = io_get_fd(hci->io); + if (fd < 0) + return false; + + /* Allocate buffer for connection list request */ + cl = malloc(10 * sizeof(*ci) + sizeof(*cl)); + if (!cl) + return false; + + memset(cl, 0, 10 * sizeof(*ci) + sizeof(*cl)); + cl->dev_id = 0; /* Will be filled by ioctl */ + cl->conn_num = 10; + + /* Get connection list via ioctl */ + if (ioctl(fd, HCIGETCONNLIST, (void *) cl) < 0) { + free(cl); + return false; + } + + /* Search for the connection with matching bdaddr */ + ci = cl->conn_info; + for (i = 0; i < cl->conn_num; i++, ci++) { + if (memcmp(&ci->bdaddr, bdaddr, 6) == 0) { + *handle = ci->handle; + found = true; + break; + } + } + + free(cl); + return found; +} diff --git a/src/shared/hci.h b/src/shared/hci.h index 76ee72f54..83f4cd1c0 100644 --- a/src/shared/hci.h +++ b/src/shared/hci.h @@ -13,6 +13,15 @@ typedef void (*bt_hci_destroy_func_t)(void *user_data); +struct bt_hci_conn_info { + uint16_t handle; + uint8_t bdaddr[6]; + uint8_t type; + uint8_t out; + uint16_t state; + uint32_t link_mode; +}; + struct bt_hci; struct bt_hci *bt_hci_new(int fd); @@ -41,3 +50,6 @@ unsigned int bt_hci_register(struct bt_hci *hci, uint8_t event, bt_hci_callback_func_t callback, void *user_data, bt_hci_destroy_func_t destroy); bool bt_hci_unregister(struct bt_hci *hci, unsigned int id); + +bool bt_hci_get_conn_handle(struct bt_hci *hci, const uint8_t *bdaddr, + uint16_t *handle); diff --git a/src/shared/rap.c b/src/shared/rap.c index 39ef3f278..5745cda08 100644 --- a/src/shared/rap.c +++ b/src/shared/rap.c @@ -26,8 +26,8 @@ #include "src/shared/gatt-client.h" #include "src/shared/rap.h" -#define DBG(_rap, fmt, arg...) \ - rap_debug(_rap, "%s:%s() " fmt, __FILE__, __func__, ## arg) +#define DBG(_rap, fmt, ...) \ + rap_debug(_rap, "%s:%s() " fmt, __FILE__, __func__, ##__VA_ARGS__) #define RAS_UUID16 0x185B @@ -504,6 +504,52 @@ bool bt_rap_unregister(unsigned int id) return true; } +void bt_rap_hci_cs_subevent_result_cont_callback(uint16_t length, + const void *param, + void *user_data) +{ + struct bt_rap *rap = user_data; + + DBG(rap, "Received CS subevent CONT: len=%d", length); +} + +void bt_rap_hci_cs_subevent_result_callback(uint16_t length, + const void *param, + void *user_data) +{ + struct bt_rap *rap = user_data; + + DBG(rap, "Received CS subevent: len=%d", length); +} + +void bt_rap_hci_cs_procedure_enable_complete_callback(uint16_t length, + const void *param, + void *user_data) +{ + struct bt_rap *rap = user_data; + + DBG(rap, "Received CS procedure enable complete subevent: len=%d", + length); +} + +void bt_rap_hci_cs_sec_enable_complete_callback(uint16_t length, + const void *param, + void *user_data) +{ + struct bt_rap *rap = user_data; + + DBG(rap, "Received CS security enable subevent: len=%d", length); +} + +void bt_rap_hci_cs_config_complete_callback(uint16_t length, + const void *param, + void *user_data) +{ + struct bt_rap *rap = user_data; + + DBG(rap, "Received CS config complete subevent: len=%d", length); +} + struct bt_rap *bt_rap_new(struct gatt_db *ldb, struct gatt_db *rdb) { struct bt_rap *rap; diff --git a/src/shared/rap.h b/src/shared/rap.h index a1d1ff2ae..5b94d28bd 100644 --- a/src/shared/rap.h +++ b/src/shared/rap.h @@ -9,8 +9,155 @@ #include #include "src/shared/io.h" +#include "bluetooth/mgmt.h" +#include "src/shared/hci.h" struct bt_rap; +struct gatt_db; +struct bt_gatt_client; + +/* Channel Sounding Events */ +struct bt_rap_hci_cs_options { + uint8_t role; + uint8_t cs_sync_ant_sel; + int8_t max_tx_power; + int rtt_type; +}; + +#define CS_MODE_ZERO 0x00 +#define CS_MODE_ONE 0x01 +#define CS_MODE_TWO 0x02 +#define CS_MODE_THREE 0x03 + +#define CS_REFLECTOR 0x01 +#define CS_INITIATOR 0x00 + +#define CS_MAX_ANT_PATHS 0x05 +#define CS_MAX_STEPS 0xA0 +#define CS_MAX_STEP_DATA_LEN 0xFF + +struct rap_ev_cs_config_cmplt { + uint8_t status; + uint16_t conn_hdl; + uint8_t config_id; + uint8_t action; + uint8_t main_mode_type; + uint8_t sub_mode_type; + uint8_t min_main_mode_steps; + uint8_t max_main_mode_steps; + uint8_t main_mode_rep; + uint8_t mode_0_steps; + uint8_t role; + uint8_t rtt_type; + uint8_t cs_sync_phy; + uint8_t channel_map[10]; + uint8_t channel_map_rep; + uint8_t channel_sel_type; + uint8_t ch3c_shape; + uint8_t ch3c_jump; + uint8_t reserved; + uint8_t t_ip1_time; + uint8_t t_ip2_time; + uint8_t t_fcs_time; + uint8_t t_pm_time; +} __packed; + +struct rap_ev_cs_sec_enable_cmplt { + uint8_t status; + uint16_t conn_hdl; +} __packed; + +struct rap_ev_cs_proc_enable_cmplt { + uint8_t status; + uint16_t conn_hdl; + uint8_t config_id; + uint8_t state; + uint8_t tone_ant_config_sel; + int8_t sel_tx_pwr; + uint8_t sub_evt_len[3]; + uint8_t sub_evts_per_evt; + uint16_t sub_evt_intrvl; + uint16_t evt_intrvl; + uint16_t proc_intrvl; + uint16_t proc_counter; + uint16_t max_proc_len; +} __packed; + +#define CS_MAX_STEPS 0xA0 + +struct pct_iq_sample { + int16_t i_sample; + int16_t q_sample; +} __packed; + +struct cs_mode_zero_data { + uint8_t packet_quality; + uint8_t packet_rssi_dbm; + uint8_t packet_ant; + uint32_t init_measured_freq_offset; +} __packed; + +struct cs_mode_one_data { + uint8_t packet_quality; + uint8_t packet_rssi_dbm; + uint8_t packet_ant; + uint8_t packet_nadm; + int16_t toa_tod_init; + int16_t tod_toa_refl; + struct pct_iq_sample packet_pct1; + struct pct_iq_sample packet_pct2; +} __packed; + +struct cs_mode_two_data { + uint8_t ant_perm_index; + struct pct_iq_sample tone_pct[4]; + uint8_t tone_quality_indicator[4]; +} __packed; + +struct cs_mode_three_data { + struct cs_mode_one_data mode_one_data; + struct cs_mode_two_data mode_two_data; +} __packed; + +union cs_mode_data { + struct cs_mode_zero_data mode_zero_data; + struct cs_mode_one_data mode_one_data; + struct cs_mode_two_data mode_two_data; + struct cs_mode_three_data mode_three_data; +}; + +struct cs_step_data { + uint8_t step_mode; + uint8_t step_chnl; + uint8_t step_data_length; + union cs_mode_data step_mode_data; +} __packed; + +struct rap_ev_cs_subevent_result { + uint16_t conn_hdl; + uint8_t config_id; + uint16_t start_acl_conn_evt_counter; + uint16_t proc_counter; + uint16_t freq_comp; + uint8_t ref_pwr_lvl; + uint8_t proc_done_status; + uint8_t subevt_done_status; + uint8_t abort_reason; + uint8_t num_ant_paths; + uint8_t num_steps_reported; + struct cs_step_data step_data[]; +} __packed; + +struct rap_ev_cs_subevent_result_cont { + uint16_t conn_hdl; + uint8_t config_id; + uint8_t proc_done_status; + uint8_t subevt_done_status; + uint8_t abort_reason; + uint8_t num_ant_paths; + uint8_t num_steps_reported; + struct cs_step_data step_data[]; +} __packed; typedef void (*bt_rap_debug_func_t)(const char *str, void *user_data); typedef void (*bt_rap_ready_func_t)(struct bt_rap *rap, void *user_data); @@ -43,3 +190,32 @@ bool bt_rap_ready_unregister(struct bt_rap *rap, unsigned int id); bool bt_rap_unregister(unsigned int id); struct bt_rap *bt_rap_new(struct gatt_db *ldb, struct gatt_db *rdb); + +/* HCI Raw Channel Approach */ +void bt_rap_hci_cs_config_complete_callback(uint16_t length, + const void *param, + void *user_data); +void bt_rap_hci_cs_sec_enable_complete_callback(uint16_t length, + const void *param, + void *user_data); +void bt_rap_hci_cs_procedure_enable_complete_callback(uint16_t length, + const void *param, + void *user_data); +void bt_rap_hci_cs_subevent_result_callback(uint16_t length, + const void *param, + void *user_data); +void bt_rap_hci_cs_subevent_result_cont_callback(uint16_t length, + const void *param, + void *user_data); + +void bt_rap_hci_set_options(uint8_t role, uint8_t cs_sync_ant_sel, + int8_t max_tx_power); + +bool bt_rap_attach_hci(struct bt_rap *rap, struct bt_hci *hci); +void bt_rap_detach_hci(struct bt_rap *rap); +void bt_rap_hci_sm_cleanup(void); + +/* Connection handle mapping functions */ +bool bt_rap_set_conn_handle(struct bt_rap *rap, uint16_t handle, + const uint8_t *bdaddr, uint8_t bdaddr_type); +void bt_rap_clear_conn_handle(struct bt_rap *rap, uint16_t handle); --