1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 24 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 // ***************************************************************************** 39 // 40 // minimal setup for HCI code 41 // 42 // ***************************************************************************** 43 44 #include <stdint.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <string.h> 48 #include <signal.h> 49 50 #include "btstack_config.h" 51 52 #include "btstack_debug.h" 53 #include "btstack_event.h" 54 #include "btstack_link_key_db_fs.h" 55 #include "btstack_memory.h" 56 #include "btstack_run_loop.h" 57 #include "btstack_run_loop_posix.h" 58 #include "hal_led.h" 59 #include "hci.h" 60 #include "hci_dump.h" 61 #include "stdin_support.h" 62 63 int btstack_main(int argc, const char * argv[]); 64 65 static btstack_packet_callback_registration_t hci_event_callback_registration; 66 67 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 68 if (packet_type != HCI_EVENT_PACKET) return; 69 if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return; 70 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 71 printf("BTstack up and running.\n"); 72 } 73 74 static void sigint_handler(int param){ 75 76 #ifndef _WIN32 77 // reset anyway 78 btstack_stdin_reset(); 79 #endif 80 81 log_info(" <= SIGINT received, shutting down..\n"); 82 hci_power_control(HCI_POWER_OFF); 83 hci_close(); 84 log_info("Good bye, see you.\n"); 85 exit(0); 86 } 87 88 static int led_state = 0; 89 void hal_led_toggle(void){ 90 led_state = 1 - led_state; 91 printf("LED State %u\n", led_state); 92 } 93 94 95 int main(int argc, const char * argv[]){ 96 97 /// GET STARTED with BTstack /// 98 btstack_memory_init(); 99 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 100 101 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 102 hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER); 103 104 // init HCI 105 hci_init(hci_transport_usb_instance(), NULL); 106 hci_set_link_key_db(btstack_link_key_db_fs_instance()); 107 108 // inform about BTstack state 109 hci_event_callback_registration.callback = &packet_handler; 110 hci_add_event_handler(&hci_event_callback_registration); 111 112 // handle CTRL-c 113 signal(SIGINT, sigint_handler); 114 115 // setup app 116 btstack_main(argc, argv); 117 118 // go 119 btstack_run_loop_execute(); 120 121 return 0; 122 } 123