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 #define BTSTACK_FILE__ "main.c" 39 40 // ***************************************************************************** 41 // 42 // minimal setup for HCI code 43 // 44 // ***************************************************************************** 45 46 #include <stdint.h> 47 #include <stdio.h> 48 #include <stdlib.h> 49 #include <string.h> 50 #include <signal.h> 51 52 #include "btstack_config.h" 53 54 #include "btstack_debug.h" 55 #include "btstack_event.h" 56 #include "btstack_memory.h" 57 #include "btstack_run_loop.h" 58 #include "btstack_run_loop_posix.h" 59 #include "btstack_uart.h" 60 #include "bluetooth_company_id.h" 61 #include "ble/le_device_db_tlv.h" 62 #include "hci.h" 63 #include "hci_dump.h" 64 #include "btstack_stdin.h" 65 #include "btstack_chipset_zephyr.h" 66 #include "btstack_tlv_posix.h" 67 68 int btstack_main(int argc, const char * argv[]); 69 70 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 71 #define TLV_DB_PATH_POSTFIX ".tlv" 72 static char tlv_db_path[100]; 73 static const btstack_tlv_t * tlv_impl; 74 static btstack_tlv_posix_t tlv_context; 75 76 static hci_transport_config_uart_t config = { 77 HCI_TRANSPORT_CONFIG_UART, 78 1000000, 79 0, // main baudrate 80 1, // flow control 81 NULL, 82 }; 83 84 static btstack_packet_callback_registration_t hci_event_callback_registration; 85 86 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 87 static bd_addr_t static_address; 88 89 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 90 if (packet_type != HCI_EVENT_PACKET) return; 91 switch (hci_event_packet_get_type(packet)){ 92 case BTSTACK_EVENT_STATE: 93 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 94 printf("BTstack up and running as %s\n", bd_addr_to_str(static_address)); 95 // setup TLV 96 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 97 strcat(tlv_db_path, bd_addr_to_str(static_address)); 98 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 99 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 100 btstack_tlv_set_instance(tlv_impl, &tlv_context); 101 le_device_db_tlv_configure(tlv_impl, &tlv_context); 102 break; 103 case HCI_EVENT_COMMAND_COMPLETE: 104 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 105 reverse_48(&packet[7], static_address); 106 gap_random_address_set(static_address); 107 } 108 break; 109 default: 110 break; 111 } 112 } 113 114 static void sigint_handler(int param){ 115 UNUSED(param); 116 117 printf("CTRL-C - SIGINT received, shutting down..\n"); 118 log_info("sigint_handler: shutting down"); 119 120 // reset anyway 121 btstack_stdin_reset(); 122 123 // power down 124 hci_power_control(HCI_POWER_OFF); 125 hci_close(); 126 log_info("Good bye, see you.\n"); 127 exit(0); 128 } 129 130 static int led_state = 0; 131 void hal_led_toggle(void){ 132 led_state = 1 - led_state; 133 printf("LED State %u\n", led_state); 134 } 135 136 int main(int argc, const char * argv[]){ 137 138 /// GET STARTED with BTstack /// 139 btstack_memory_init(); 140 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 141 142 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 143 const char * pklg_path = "/tmp/hci_dump.pklg"; 144 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 145 printf("Packet Log: %s\n", pklg_path); 146 147 // pick serial port 148 config.device_name = "/dev/tty.usbmodem0006830491191"; // PCA10056 nRF52840 149 150 // accept path from command line 151 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 152 config.device_name = argv[2]; 153 argc -= 2; 154 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 155 } 156 printf("H4 device: %s\n", config.device_name); 157 158 // init HCI 159 const btstack_uart_t * uart_driver = btstack_uart_posix_instance(); 160 const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver); 161 hci_init(transport, (void*) &config); 162 hci_set_chipset(btstack_chipset_zephyr_instance()); 163 164 // inform about BTstack state 165 hci_event_callback_registration.callback = &packet_handler; 166 hci_add_event_handler(&hci_event_callback_registration); 167 168 // handle CTRL-c 169 signal(SIGINT, sigint_handler); 170 171 // setup app 172 btstack_main(argc, argv); 173 174 // sm required to setup static random Bluetooth address 175 sm_init(); 176 177 // go 178 btstack_run_loop_execute(); 179 180 return 0; 181 } 182