#ifndef __ESP_GAP_BLE_API_H__ #define __ESP_GAP_BLE_API_H__ #include #include #include "esp_err.h" #include "esp_bt_defs.h" #define ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT 0 #define ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT 1 #define ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT 2 #define ESP_GAP_BLE_SCAN_RESULT_EVT 3 typedef uint32_t esp_gap_ble_event_t; /// Advertising mode typedef enum { /// Mode in non-discoverable ADV_TYPE_NON_DISCOVERABLE = 0, /// Mode in general discoverable ADV_TYPE_GEN_DISCOVERABLE, /// Mode in limited discoverable ADV_TYPE_LIM_DISCOVERABLE, /// Broadcaster mode which is a non discoverable and non connectable mode. ADV_TYPE_BROADCASTER_MODE, } esp_ble_adv_type_t; typedef enum { ADV_CHNL_37 = 0x01, ADV_CHNL_38 = 0x02, ADV_CHNL_39 = 0x03, ADV_CHNL_ALL = 0x07, } esp_ble_adv_channel_t; typedef enum { ///Allow both scan and connection requests from anyone ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY = 0x00, ///Allow both scan req from White List devices only and connection req from anyone ADV_FILTER_ALLOW_SCAN_WLST_CON_ANY, ///Allow both scan req from anyone and connection req from White List devices only ADV_FILTER_ALLOW_SCAN_ANY_CON_WLST, ///Allow scan and connection requests from White List devices only ADV_FILTER_ALLOW_SCAN_WLST_CON_WLST, ///Enumeration end value for advertising filter policy value check } esp_ble_adv_filter_t; typedef struct { uint16_t adv_int_min; uint16_t adv_int_max; esp_ble_adv_type_t adv_type; esp_bd_addr_t own_addr; esp_ble_addr_type_t own_addr_type; esp_bd_addr_t peer_addr; esp_ble_addr_type_t peer_addr_type; esp_ble_adv_channel_t channel_map; esp_ble_adv_filter_t adv_filter_policy; }esp_ble_adv_params_t; typedef struct { bool set_scan_rsp; bool include_name; bool include_txpower; int min_interval; int max_interval; int appearance; uint16_t manufacturer_len; uint8_t *p_manufacturer_data; uint16_t service_data_len; uint8_t *p_service_data; uint16_t service_uuid_len; uint8_t *p_service_uuid; uint8_t flag; } esp_ble_adv_data_t; /// Own BD address source of the device typedef enum { /// Public Address ESP_PUBLIC_ADDR, /// Provided random address ESP_PROVIDED_RND_ADDR, /// Provided static random address ESP_GEN_STATIC_RND_ADDR, /// Generated resolvable private random address ESP_GEN_RSLV_ADDR, /// Generated non-resolvable private random address ESP_GEN_NON_RSLV_ADDR, /// Provided Reconnection address ESP_PROVIDED_RECON_ADDR, }esp_ble_own_addr_src_t; typedef enum { BLE_SCAN_TYPE_PASSIVE = 0x0, BLE_SCAN_TYPE_ACTIVE = 0x1, } esp_ble_scan_type_t; typedef enum { BLE_SCAN_FILTER_ALLOW_ALL = 0x0, BLE_SCAN_FILTER_ALLOW_ONLY_WLST = 0x1, BLE_SCAN_FILTER_ALLOW_UND_RPA_DIR = 0x2, BLE_SCAN_FILTER_ALLOW_WLIST_PRA_DIR = 0x3, } esp_ble_scan_filter_t; typedef struct { esp_ble_scan_type_t scan_type; esp_ble_addr_type_t own_addr_type; esp_ble_scan_filter_t scan_filter_policy; uint16_t scan_interval; uint16_t scan_window; } esp_ble_scan_params_t; typedef struct { esp_bd_addr_t bda; uint16_t min_int; uint16_t max_int; uint16_t latency; uint16_t timeout; } esp_ble_conn_update_params_t; typedef void (*esp_gap_ble_cb_t)(esp_gap_ble_event_t event, void *param); /* esp_ble_gap_args_t */ typedef struct { esp_ble_adv_data_t adv_data; esp_ble_adv_params_t adv_params; esp_ble_scan_params_t scan_params; esp_ble_conn_update_params_t conn_params; esp_bd_addr_t remote_device; esp_bd_addr_t rand_addr; uint32_t duration; uint16_t tx_data_length; bool privacy_enable; #define ESP_GAP_DEVICE_NAME_MAX (32) char device_name[ESP_GAP_DEVICE_NAME_MAX+1]; } esp_ble_gap_args_t; typedef enum { /* Search callback events */ ESP_GAP_SEARCH_INQ_RES_EVT = 0, /* Inquiry result for a peer device. */ ESP_GAP_SEARCH_INQ_CMPL_EVT = 1, /* Inquiry complete. */ ESP_GAP_SEARCH_DISC_RES_EVT = 2, /* Discovery result for a peer device. */ ESP_GAP_SEARCH_DISC_BLE_RES_EVT = 3, /* Discovery result for BLE GATT based servoce on a peer device. */ ESP_GAP_SEARCH_DISC_CMPL_EVT = 4, /* Discovery complete. */ ESP_GAP_SEARCH_DI_DISC_CMPL_EVT = 5, /* Discovery complete. */ ESP_GAP_SEARCH_SEARCH_CANCEL_CMPL_EVT = 6, /* Search cancelled */ } esp_gap_search_evt_t; typedef union { //ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT 0 struct ble_adv_data_cmpl_evt_param { esp_bt_status_t status; } adv_data_cmpl; //ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT 1 struct ble_scan_rsp_data_cmpl_evt_param { esp_bt_status_t status; } scan_rsp_data_cmpl; //ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT 2 struct ble_scan_param_cmpl_evt_param { esp_bt_status_t status; } scan_param_cmpl; //ESP_GAP_BLE_SCAN_RESULT_EVT 3 struct ble_scan_result_evt_param { esp_gap_search_evt_t search_evt; esp_bd_addr_t bda; esp_bt_dev_type_t dev_type; esp_ble_addr_type_t ble_addr_type; int rssi; int flag; int num_resps; } scan_rst; } esp_ble_gap_cb_param_t; /******************************************************************************* ** ** @function esp_ble_gap_register_callback ** ** @brief This function is called to occur gap event, such as scan result ** ** @param[in] callback: callback function ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_register_callback(esp_profile_cb_t callback); /******************************************************************************* ** ** @function esp_ble_gap_config_adv_data ** ** @brief This function is called to override the BTA default ADV parameters. ** ** @param[in] adv_data: Pointer to User defined ADV data structure. This ** memory space can not be freed until p_adv_data_cback ** is received. ** @param[in|out] adv_data_cback: set adv data complete callback. ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_config_adv_data (esp_ble_adv_data_t *adv_data); /******************************************************************************* ** ** @function esp_ble_gap_set_scan_params ** ** @brief This function is called to set scan parameters ** ** @param[in] esp_ble_scan_params: Pointer to User defined scan_params data structure. This ** memory space can not be freed until scan_param_setup_cback ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_set_scan_params(esp_ble_scan_params_t *scan_params); /******************************************************************************* ** ** @function esp_ble_gap_start_scanning ** ** @brief This procedure keep the device scanning the peer device whith advertising on the air ** ** @param[in] duration: Keeping the scaning time, the unit is second. ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_start_scanning(uint32_t duration); /******************************************************************************* ** ** @function esp_ble_gap_start_advertising ** ** @brief This function is called to start advertising. ** ** @param[in] esp_ble_adv_params_all_t: ointer to User defined adv_params data structure. ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_start_advertising (esp_ble_adv_params_t *adv_params); /******************************************************************************* ** ** @function esp_gap_ble_stop_advertising ** ** @brief This function is called to stop advertising. ** ** @param None ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_stop_advertising(void); /******************************************************************************* ** ** @function esp_ble_update_conn_params ** ** @brief Update connection parameters, can only be used when connection is up. ** ** @param[in] param - connection update params ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_update_conn_params(esp_ble_conn_update_params_t *params); /******************************************************************************* ** ** @function esp_ble_gap_set_pkt_data_len ** ** @brief This function is to set maximum LE data packet size ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_set_pkt_data_len(esp_bd_addr_t remote_device, uint16_t tx_data_length); /******************************************************************************* ** ** @function esp_ble_gap_set_rand_addr ** ** @brief This function set the random address for the appliction ** ** @param[in] rand_addr: the random address whith should be setting ** ** @return ESP_OK - success, other - failed ** ** *******************************************************************************/ esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr); /******************************************************************************* ** ** @function esp_ble_gap_config_local_privacy ** ** @brief Enable/disable privacy on the local device ** ** @param[in] privacy_enable - enable/disabe privacy on remote device. ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_config_local_privacy (bool privacy_enable); /******************************************************************************* ** ** @function esp_ble_gap_set_device_name ** ** @brief Set device name to the local device ** ** @param[in] name - device name. ** ** @return ESP_OK - success, other - failed ** *******************************************************************************/ esp_err_t esp_ble_gap_set_device_name(char *name); #endif /* __ESP_GAP_BLE_API_H__ */