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 "bluetooth_company_id.h" 60 #include "ble/le_device_db_tlv.h" 61 #include "hci.h" 62 #include "hci_dump.h" 63 #include "btstack_stdin.h" 64 #include "btstack_chipset_zephyr.h" 65 #include "btstack_tlv_posix.h" 66 67 int btstack_main(int argc, const char * argv[]); 68 69 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 70 #define TLV_DB_PATH_POSTFIX ".tlv" 71 static char tlv_db_path[100]; 72 static const btstack_tlv_t * tlv_impl; 73 static btstack_tlv_posix_t tlv_context; 74 75 static hci_transport_config_uart_t config = { 76 HCI_TRANSPORT_CONFIG_UART, 77 1000000, 78 0, // main baudrate 79 1, // flow control 80 NULL, 81 }; 82 83 static btstack_packet_callback_registration_t hci_event_callback_registration; 84 85 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 86 static bd_addr_t static_address; 87 88 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 89 if (packet_type != HCI_EVENT_PACKET) return; 90 switch (hci_event_packet_get_type(packet)){ 91 case BTSTACK_EVENT_STATE: 92 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 93 printf("BTstack up and running as %s\n", bd_addr_to_str(static_address)); 94 // setup TLV 95 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 96 strcat(tlv_db_path, bd_addr_to_str(static_address)); 97 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 98 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 99 btstack_tlv_set_instance(tlv_impl, &tlv_context); 100 le_device_db_tlv_configure(tlv_impl, &tlv_context); 101 break; 102 case HCI_EVENT_COMMAND_COMPLETE: 103 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 104 reverse_48(&packet[7], static_address); 105 gap_random_address_set(static_address); 106 } 107 break; 108 default: 109 break; 110 } 111 } 112 113 static void sigint_handler(int param){ 114 UNUSED(param); 115 116 printf("CTRL-C - SIGINT received, shutting down..\n"); 117 log_info("sigint_handler: shutting down"); 118 119 // reset anyway 120 btstack_stdin_reset(); 121 122 // power down 123 hci_power_control(HCI_POWER_OFF); 124 hci_close(); 125 log_info("Good bye, see you.\n"); 126 exit(0); 127 } 128 129 static int led_state = 0; 130 void hal_led_toggle(void){ 131 led_state = 1 - led_state; 132 printf("LED State %u\n", led_state); 133 } 134 135 int main(int argc, const char * argv[]){ 136 137 /// GET STARTED with BTstack /// 138 btstack_memory_init(); 139 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 140 141 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 142 const char * pklg_path = "/tmp/hci_dump.pklg"; 143 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 144 printf("Packet Log: %s\n", pklg_path); 145 146 // pick serial port 147 config.device_name = "/dev/tty.usbmodem14514421"; // PCA10040 nRF52832 148 149 // accept path from command line 150 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 151 config.device_name = argv[2]; 152 argc -= 2; 153 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 154 } 155 printf("H4 device: %s\n", config.device_name); 156 157 // init HCI 158 const btstack_uart_block_t * uart_driver = btstack_uart_block_posix_instance(); 159 const hci_transport_t * transport = hci_transport_h4_instance(uart_driver); 160 hci_init(transport, (void*) &config); 161 hci_set_chipset(btstack_chipset_zephyr_instance()); 162 163 // inform about BTstack state 164 hci_event_callback_registration.callback = &packet_handler; 165 hci_add_event_handler(&hci_event_callback_registration); 166 167 // handle CTRL-c 168 signal(SIGINT, sigint_handler); 169 170 // setup app 171 btstack_main(argc, argv); 172 173 // go 174 btstack_run_loop_execute(); 175 176 return 0; 177 } 178