コード例 #1
0
static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
    if (packet_type != HCI_EVENT_PACKET) return;
    
    switch (hci_event_packet_get_type(packet)) {
        case BTSTACK_EVENT_STATE:
            // BTstack activated, get started
            if (btstack_event_state_get_state(packet) == HCI_STATE_WORKING){
                printf("Start scaning!\n");
                gap_set_scan_parameters(0,0x0030, 0x0030);
                gap_start_scan(); 
            }
            break;
        case GAP_EVENT_ADVERTISING_REPORT:{
            bd_addr_t address;
            gap_event_advertising_report_get_address(packet, address);
            uint8_t event_type = gap_event_advertising_report_get_advertising_event_type(packet);
            uint8_t address_type = gap_event_advertising_report_get_address_type(packet);
            int8_t rssi = gap_event_advertising_report_get_rssi(packet);
            uint8_t length = gap_event_advertising_report_get_data_length(packet);
            const uint8_t * data = gap_event_advertising_report_get_data(packet);
            
            printf("Advertisement event: evt-type %u, addr-type %u, addr %s, rssi %d, data[%u] ", event_type,
               address_type, bd_addr_to_str(address), rssi, length);
            printf_hexdump(data, length);
            dump_advertisement_data(data, length);
            break;
        }
        default:
            break;
    }
}
コード例 #2
0
// Either connect to remote specified on command line or start scan for device with "LE Streamer" in advertisement
static void le_streamer_client_start(void){
    if (cmdline_addr_found){
        printf("Connect to %s\n", bd_addr_to_str(cmdline_addr));
        state = TC_W4_CONNECT;
        gap_connect(cmdline_addr, 0);
    } else {
        printf("Start scanning!\n");
        state = TC_W4_SCAN_RESULT;
        gap_set_scan_parameters(0,0x0030, 0x0030);
        gap_start_scan();
    }
}
コード例 #3
0
ファイル: gatt_browser.c プロジェクト: bittercrow/btstack
/* LISTING_START(GATTBrowserHCIPacketHandler): Connecting and disconnecting from the GATT client */
static void handle_hci_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
    UNUSED(channel);
    UNUSED(size);

    if (packet_type != HCI_EVENT_PACKET) return;
    advertising_report_t report;
    
    uint8_t event = hci_event_packet_get_type(packet);
    switch (event) {
        case BTSTACK_EVENT_STATE:
            // BTstack activated, get started
            if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
            if (cmdline_addr_found){
                printf("Trying to connect to %s\n", bd_addr_to_str(cmdline_addr));
                gap_connect(cmdline_addr, 0);
                break;
            }
            printf("BTstack activated, start scanning!\n");
            gap_set_scan_parameters(0,0x0030, 0x0030);
            gap_start_scan();
            break;
        case GAP_EVENT_ADVERTISING_REPORT:
            fill_advertising_report_from_packet(&report, packet);
            dump_advertising_report(&report);

            // stop scanning, and connect to the device
            gap_stop_scan();
            gap_connect(report.address,report.address_type);
            break;
        case HCI_EVENT_LE_META:
            // wait for connection complete
            if (hci_event_le_meta_get_subevent_code(packet) !=  HCI_SUBEVENT_LE_CONNECTION_COMPLETE) break;
            connection_handler = hci_subevent_le_connection_complete_get_connection_handle(packet);
            // query primary services
            gatt_client_discover_primary_services(handle_gatt_client_event, connection_handler);
            break;
        case HCI_EVENT_DISCONNECTION_COMPLETE:
            printf("\nGATT browser - DISCONNECTED\n");
            break;
        default:
            break;
    }
}
コード例 #4
0
ファイル: gatt_battery_query.c プロジェクト: AubrCool/btstack
static void hci_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
    if (packet_type != HCI_EVENT_PACKET) return;
    
    uint8_t event = hci_event_packet_get_type(packet);
    switch (event) {
        case BTSTACK_EVENT_STATE:
            // BTstack activated, get started
            if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
            if (cmdline_addr_found){
                printf("Connect to %s\n", bd_addr_to_str(cmdline_addr));
                state = TC_W4_CONNECT;
                gap_connect(cmdline_addr, 0);
                break;
            }
            printf("Start scanning!\n");
            state = TC_W4_SCAN_RESULT;
            gap_set_scan_parameters(0,0x0030, 0x0030);
            gap_start_scan();
            break;
        case GAP_EVENT_ADVERTISING_REPORT:
            if (state != TC_W4_SCAN_RESULT) return;
            fill_advertising_report_from_packet(&report, packet);
                
            if (blacklist_contains(report.address)) {
                break;
            }
            dump_advertising_report(&report);
            // stop scanning, and connect to the device
            state = TC_W4_CONNECT;
            gap_stop_scan();
            printf("Stop scan. Connect to device with addr %s.\n", bd_addr_to_str(report.address));
            gap_connect(report.address,report.address_type);
            
            break;
        case HCI_EVENT_LE_META:
            // wait for connection complete
            if (hci_event_le_meta_get_subevent_code(packet) !=  HCI_SUBEVENT_LE_CONNECTION_COMPLETE) break;
            if (state != TC_W4_CONNECT) return;
            connection_handle = hci_subevent_le_connection_complete_get_connection_handle(packet);
            // initialize gatt client context with handle, and add it to the list of active clients
            // query primary services
            printf("\nSearch for battery service.\n");
            state = TC_W4_SERVICE_RESULT;
            gatt_client_discover_primary_services_by_uuid16(handle_gatt_client_event, connection_handle, battery_service_uuid);
            break;
        case HCI_EVENT_DISCONNECTION_COMPLETE:
            
            if (cmdline_addr_found){
                printf("\nDisconnected %s\n", bd_addr_to_str(cmdline_addr));
                exit(0);
            }

            printf("\nDisconnected %s\n", bd_addr_to_str(report.address));
            printf("Restart scan.\n");
            state = TC_W4_SCAN_RESULT;
            gap_start_scan();
            break;
        default:
            break;
    }
}