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 "hci_dump_posix_fs.h" 65 #include "btstack_stdin.h" 66 #include "btstack_chipset_zephyr.h" 67 #include "btstack_tlv_posix.h" 68 69 int btstack_main(int argc, const char * argv[]); 70 71 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 72 #define TLV_DB_PATH_POSTFIX ".tlv" 73 static char tlv_db_path[100]; 74 static const btstack_tlv_t * tlv_impl; 75 static btstack_tlv_posix_t tlv_context; 76 77 static hci_transport_config_uart_t config = { 78 HCI_TRANSPORT_CONFIG_UART, 79 1000000, 80 0, // main baudrate 81 1, // flow control 82 NULL, 83 }; 84 85 static btstack_packet_callback_registration_t hci_event_callback_registration; 86 87 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 88 static bd_addr_t static_address; 89 90 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 91 if (packet_type != HCI_EVENT_PACKET) return; 92 switch (hci_event_packet_get_type(packet)){ 93 case BTSTACK_EVENT_STATE: 94 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 95 printf("BTstack up and running as %s\n", bd_addr_to_str(static_address)); 96 // setup TLV 97 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 98 strcat(tlv_db_path, bd_addr_to_str(static_address)); 99 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 100 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 101 btstack_tlv_set_instance(tlv_impl, &tlv_context); 102 le_device_db_tlv_configure(tlv_impl, &tlv_context); 103 break; 104 case HCI_EVENT_COMMAND_COMPLETE: 105 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 106 reverse_48(&packet[7], static_address); 107 gap_random_address_set(static_address); 108 } 109 break; 110 default: 111 break; 112 } 113 } 114 115 static void sigint_handler(int param){ 116 UNUSED(param); 117 118 printf("CTRL-C - SIGINT received, shutting down..\n"); 119 log_info("sigint_handler: shutting down"); 120 121 // reset anyway 122 btstack_stdin_reset(); 123 124 // power down 125 hci_power_control(HCI_POWER_OFF); 126 hci_close(); 127 log_info("Good bye, see you.\n"); 128 exit(0); 129 } 130 131 static int led_state = 0; 132 void hal_led_toggle(void){ 133 led_state = 1 - led_state; 134 printf("LED State %u\n", led_state); 135 } 136 137 int main(int argc, const char * argv[]){ 138 139 /// GET STARTED with BTstack /// 140 btstack_memory_init(); 141 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 142 143 // log into file using HCI_DUMP_PACKETLOGGER format 144 const char * pklg_path = "/tmp/hci_dump.pklg"; 145 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER); 146 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance(); 147 hci_dump_init(hci_dump_impl); 148 printf("Packet Log: %s\n", pklg_path); 149 150 // pick serial port 151 config.device_name = "/dev/tty.usbmodem0006830491191"; // PCA10056 nRF52840 152 153 // accept path from command line 154 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 155 config.device_name = argv[2]; 156 argc -= 2; 157 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 158 } 159 printf("H4 device: %s\n", config.device_name); 160 161 // init HCI 162 const btstack_uart_t * uart_driver = btstack_uart_posix_instance(); 163 const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver); 164 hci_init(transport, (void*) &config); 165 hci_set_chipset(btstack_chipset_zephyr_instance()); 166 167 // inform about BTstack state 168 hci_event_callback_registration.callback = &packet_handler; 169 hci_add_event_handler(&hci_event_callback_registration); 170 171 // handle CTRL-c 172 signal(SIGINT, sigint_handler); 173 174 // setup app 175 btstack_main(argc, argv); 176 177 // sm required to setup static random Bluetooth address 178 sm_init(); 179 180 // go 181 btstack_run_loop_execute(); 182 183 return 0; 184 } 185