/* * Copyright (C) 2014 BlueKitchen GmbH * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * */ #define BTSTACK_FILE__ "microphone_control_service_client_test.c" #include #include #include #include #include "btstack.h" #include "microphone_control_service_client_test.h" typedef struct advertising_report { uint8_t type; uint8_t event_type; uint8_t address_type; bd_addr_t address; uint8_t rssi; uint8_t length; const uint8_t * data; } advertising_report_t; static enum { APP_STATE_IDLE, APP_STATE_W4_SCAN_RESULT, APP_STATE_W4_CONNECT, APP_STATE_CONNECTED } app_state; static advertising_report_t report; static hci_con_handle_t connection_handle; static uint16_t mips_cid; static bd_addr_t cmdline_addr; static int cmdline_addr_found = 0; static bd_addr_t public_pts_address = {0x00, 0x1B, 0xDC, 0x08, 0xE2, 0x5C}; static int public_pts_address_type = 0; static bd_addr_t current_pts_address; static int current_pts_address_type; static btstack_packet_callback_registration_t hci_event_callback_registration; static void show_usage(void); static void hci_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size); static void gatt_client_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size); static void microphone_control_service_client_setup(void){ // Init L2CAP l2cap_init(); // Setup ATT server - only needed if LE Peripheral does ATT queries on its own, e.g. Android phones att_server_init(profile_data, NULL, NULL); // GATT Client setup gatt_client_init(); microphone_control_service_client_init(); sm_init(); sm_set_io_capabilities(IO_CAPABILITY_NO_INPUT_NO_OUTPUT); hci_event_callback_registration.callback = &hci_event_handler; hci_add_event_handler(&hci_event_callback_registration); } static void dump_advertising_report(uint8_t *packet){ bd_addr_t address; gap_event_advertising_report_get_address(packet, address); printf(" * adv. event: evt-type %u, addr-type %u, addr %s, rssi %u, length adv %u, data: ", gap_event_advertising_report_get_advertising_event_type(packet), gap_event_advertising_report_get_address_type(packet), bd_addr_to_str(address), gap_event_advertising_report_get_rssi(packet), gap_event_advertising_report_get_data_length(packet)); printf_hexdump(gap_event_advertising_report_get_data(packet), gap_event_advertising_report_get_data_length(packet)); } static void hci_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ UNUSED(channel); UNUSED(size); bd_addr_t address; 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) break; break; case GAP_EVENT_ADVERTISING_REPORT: if (app_state != APP_STATE_W4_SCAN_RESULT) return; gap_event_advertising_report_get_address(packet, address); dump_advertising_report(packet); // stop scanning, and connect to the device app_state = APP_STATE_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; // Get connection handle from event connection_handle = hci_subevent_le_connection_complete_get_connection_handle(packet); (void) microphone_control_service_client_connect(connection_handle, gatt_client_event_handler, &mips_cid); app_state = APP_STATE_CONNECTED; printf("Microphone Control service connected.\n"); break; case HCI_EVENT_DISCONNECTION_COMPLETE: connection_handle = HCI_CON_HANDLE_INVALID; // Disconnect battery service microphone_control_service_client_disconnect(mips_cid); if (cmdline_addr_found){ printf("Disconnected %s\n", bd_addr_to_str(cmdline_addr)); return; } printf("Disconnected %s\n", bd_addr_to_str(report.address)); printf("Restart scan.\n"); app_state = APP_STATE_W4_SCAN_RESULT; gap_start_scan(); break; default: break; } } static void gatt_client_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ UNUSED(packet_type); UNUSED(channel); UNUSED(size); uint8_t status; uint8_t att_status; if (hci_event_packet_get_type(packet) != HCI_EVENT_GATTSERVICE_META){ return; } switch (hci_event_gattservice_meta_get_subevent_code(packet)){ case GATTSERVICE_SUBEVENT_MICS_CONNECTED: status = gattservice_subevent_mics_connected_get_status(packet); switch (status){ case ERROR_CODE_SUCCESS: printf("Microphone Control service client connected\n"); break; default: printf("Microphone Control service client connection failed, err 0x%02x.\n", status); gap_disconnect(connection_handle); break; } break; case GATTSERVICE_SUBEVENT_REMOTE_MICS_MUTE: att_status = gattservice_subevent_remote_mics_mute_get_status(packet); if (att_status != ATT_ERROR_SUCCESS){ printf("Mute status read failed, ATT Error 0x%02x\n", att_status); } else { printf("Mute status: %d\n", gattservice_subevent_remote_mics_mute_get_state(packet)); } break; default: break; } } static void show_usage(void){ uint8_t iut_address_type; bd_addr_t iut_address; gap_le_get_own_address(&iut_address_type, iut_address); printf("--- MICS Client ---\n"); printf("c - Connect to %s\n", bd_addr_to_str(current_pts_address)); } static void stdin_process(char c){ switch (c){ case 'c': printf("Connect to %s\n", bd_addr_to_str(current_pts_address)); app_state = APP_STATE_W4_CONNECT; gap_connect(current_pts_address, current_pts_address_type); break; default: show_usage(); break; } } int btstack_main(int argc, const char * argv[]); int btstack_main(int argc, const char * argv[]){ UNUSED(argc); (void)argv; btstack_stdin_setup(stdin_process); microphone_control_service_client_setup(); memcpy(current_pts_address, public_pts_address, 6); current_pts_address_type = public_pts_address_type; app_state = APP_STATE_IDLE; // turn on! hci_power_control(HCI_POWER_ON); return 0; }