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 "bluetooth_company_id.h" 55 #include "btstack_debug.h" 56 #include "btstack_event.h" 57 #include "ble/le_device_db_tlv.h" 58 #include "classic/btstack_link_key_db_tlv.h" 59 #include "btstack_memory.h" 60 #include "btstack_run_loop.h" 61 #include "btstack_run_loop_posix.h" 62 #include "hal_led.h" 63 #include "hci.h" 64 #include "hci_dump.h" 65 #include "btstack_stdin.h" 66 #include "btstack_audio.h" 67 #include "btstack_tlv_posix.h" 68 #include "btstack_chipset_zephyr.h" 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 static bd_addr_t local_addr; 76 77 int btstack_main(int argc, const char * argv[]); 78 79 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 80 81 static bd_addr_t static_address; 82 static int using_static_address; 83 84 static btstack_packet_callback_registration_t hci_event_callback_registration; 85 86 static void local_version_information_handler(uint8_t * packet){ 87 printf("Local version information:\n"); 88 uint16_t hci_version = packet[6]; 89 uint16_t hci_revision = little_endian_read_16(packet, 7); 90 uint16_t lmp_version = packet[9]; 91 uint16_t manufacturer = little_endian_read_16(packet, 10); 92 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 93 printf("- HCI Version 0x%04x\n", hci_version); 94 printf("- HCI Revision 0x%04x\n", hci_revision); 95 printf("- LMP Version 0x%04x\n", lmp_version); 96 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 97 printf("- Manufacturer 0x%04x\n", manufacturer); 98 switch (manufacturer){ 99 case BLUETOOTH_COMPANY_ID_THE_LINUX_FOUNDATION: 100 printf("Linux Foundation - assume Zephyr hci_usb example running on nRF52xx\n"); 101 hci_set_chipset(btstack_chipset_zephyr_instance()); 102 break; 103 default: 104 break; 105 } 106 } 107 108 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 109 UNUSED(channel); 110 UNUSED(size); 111 if (packet_type != HCI_EVENT_PACKET) return; 112 switch (hci_event_packet_get_type(packet)){ 113 case BTSTACK_EVENT_STATE: 114 switch (btstack_event_state_get_state(packet)){ 115 case HCI_STATE_WORKING: 116 gap_local_bd_addr(local_addr); 117 if (using_static_address){ 118 memcpy(local_addr, static_address, 6); 119 } 120 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 121 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 122 strcat(tlv_db_path, bd_addr_to_str(local_addr)); 123 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 124 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 125 btstack_tlv_set_instance(tlv_impl, &tlv_context); 126 #ifdef ENABLE_CLASSIC 127 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 128 #endif 129 #ifdef ENABLE_BLE 130 le_device_db_tlv_configure(tlv_impl, &tlv_context); 131 #endif 132 break; 133 case HCI_STATE_OFF: 134 btstack_tlv_posix_deinit(&tlv_context); 135 break; 136 default: 137 break; 138 } 139 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 140 break; 141 case HCI_EVENT_COMMAND_COMPLETE: 142 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 143 local_version_information_handler(packet); 144 } 145 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 146 reverse_48(&packet[7], static_address); 147 gap_random_address_set(static_address); 148 using_static_address = 1; 149 } 150 break; 151 default: 152 break; 153 } 154 } 155 156 static void sigint_handler(int param){ 157 UNUSED(param); 158 159 printf("CTRL-C - SIGINT received, shutting down..\n"); 160 log_info("sigint_handler: shutting down"); 161 162 // reset anyway 163 btstack_stdin_reset(); 164 165 // power down 166 hci_power_control(HCI_POWER_OFF); 167 hci_close(); 168 log_info("Good bye, see you.\n"); 169 exit(0); 170 } 171 172 static int led_state = 0; 173 void hal_led_toggle(void){ 174 led_state = 1 - led_state; 175 printf("LED State %u\n", led_state); 176 } 177 178 #define USB_MAX_PATH_LEN 7 179 int main(int argc, const char * argv[]){ 180 181 uint8_t usb_path[USB_MAX_PATH_LEN]; 182 int usb_path_len = 0; 183 const char * usb_path_string = NULL; 184 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 185 // parse command line options for "-u 11:22:33" 186 usb_path_string = argv[2]; 187 printf("Specified USB Path: "); 188 while (1){ 189 char * delimiter; 190 int port = strtol(usb_path_string, &delimiter, 16); 191 usb_path[usb_path_len] = port; 192 usb_path_len++; 193 printf("%02x ", port); 194 if (!delimiter) break; 195 if (*delimiter != ':' && *delimiter != '-') break; 196 usb_path_string = delimiter+1; 197 } 198 printf("\n"); 199 argc -= 2; 200 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 201 } 202 203 /// GET STARTED with BTstack /// 204 btstack_memory_init(); 205 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 206 207 if (usb_path_len){ 208 hci_transport_usb_set_path(usb_path_len, usb_path); 209 } 210 211 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 212 213 char pklg_path[100]; 214 strcpy(pklg_path, "/tmp/hci_dump"); 215 if (usb_path_len){ 216 strcat(pklg_path, "_"); 217 strcat(pklg_path, usb_path_string); 218 } 219 strcat(pklg_path, ".pklg"); 220 printf("Packet Log: %s\n", pklg_path); 221 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 222 223 // init HCI 224 hci_init(hci_transport_usb_instance(), NULL); 225 226 #ifdef HAVE_PORTAUDIO 227 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 228 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 229 #endif 230 231 // inform about BTstack state 232 hci_event_callback_registration.callback = &packet_handler; 233 hci_add_event_handler(&hci_event_callback_registration); 234 235 // handle CTRL-c 236 signal(SIGINT, sigint_handler); 237 238 // setup app 239 btstack_main(argc, argv); 240 241 // go 242 btstack_run_loop_execute(); 243 244 return 0; 245 } 246