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 BLUEKITCHEN 24 * GMBH 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 <getopt.h> 47 #include <stdint.h> 48 #include <stdio.h> 49 #include <stdlib.h> 50 #include <string.h> 51 #include <signal.h> 52 #include <unistd.h> 53 #include <hci_dump_posix_stdout.h> 54 55 #include "btstack_config.h" 56 57 #include "ble/le_device_db_tlv.h" 58 #include "bluetooth_company_id.h" 59 #include "btstack_audio.h" 60 #include "btstack_chipset_realtek.h" 61 #include "btstack_chipset_zephyr.h" 62 #include "btstack_debug.h" 63 #include "btstack_event.h" 64 #include "btstack_memory.h" 65 #include "btstack_run_loop.h" 66 #include "btstack_run_loop_posix.h" 67 #include "btstack_signal.h" 68 #include "btstack_stdin.h" 69 #include "btstack_tlv_posix.h" 70 #include "classic/btstack_link_key_db_tlv.h" 71 #include "hal_led.h" 72 #include "hci.h" 73 #include "hci_dump.h" 74 #include "hci_dump_posix_fs.h" 75 #include "hci_transport.h" 76 #include "hci_transport_usb.h" 77 78 #define USB_VENDOR_ID_REALTEK 0x0bda 79 80 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 81 #define TLV_DB_PATH_POSTFIX ".tlv" 82 static char tlv_db_path[100]; 83 static bool tlv_reset; 84 static const btstack_tlv_t * tlv_impl; 85 static btstack_tlv_posix_t tlv_context; 86 static bd_addr_t local_addr; 87 88 int btstack_main(int argc, const char * argv[]); 89 90 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 91 92 static bd_addr_t static_address; 93 static int using_static_address; 94 95 static btstack_packet_callback_registration_t hci_event_callback_registration; 96 97 // shutdown 98 static bool shutdown_triggered; 99 100 static void local_version_information_handler(uint8_t * packet){ 101 printf("Local version information:\n"); 102 uint16_t hci_version = packet[6]; 103 uint16_t hci_revision = little_endian_read_16(packet, 7); 104 uint16_t lmp_version = packet[9]; 105 uint16_t manufacturer = little_endian_read_16(packet, 10); 106 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 107 printf("- HCI Version 0x%04x\n", hci_version); 108 printf("- HCI Revision 0x%04x\n", hci_revision); 109 printf("- LMP Version 0x%04x\n", lmp_version); 110 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 111 printf("- Manufacturer 0x%04x\n", manufacturer); 112 switch (manufacturer){ 113 case BLUETOOTH_COMPANY_ID_THE_LINUX_FOUNDATION: 114 printf("- Linux Foundation - assume Zephyr hci_usb firmware running on nRF52xx\n"); 115 // setup Zephyr chipset support 116 hci_set_chipset(btstack_chipset_zephyr_instance()); 117 // sm required to setup static random Bluetooth address 118 sm_init(); 119 break; 120 default: 121 break; 122 } 123 } 124 125 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 126 UNUSED(channel); 127 UNUSED(size); 128 uint8_t i; 129 uint8_t usb_path_len; 130 const uint8_t * usb_path; 131 uint16_t product_id; 132 uint16_t vendor_id; 133 134 if (packet_type != HCI_EVENT_PACKET) return; 135 136 switch (hci_event_packet_get_type(packet)){ 137 case HCI_EVENT_TRANSPORT_USB_INFO: 138 usb_path_len = hci_event_transport_usb_info_get_path_len(packet); 139 usb_path = hci_event_transport_usb_info_get_path(packet); 140 // print device path 141 product_id = hci_event_transport_usb_info_get_product_id(packet); 142 vendor_id = hci_event_transport_usb_info_get_vendor_id(packet); 143 printf("USB device 0x%04x/0x%04x, path: ", vendor_id, product_id); 144 for (i=0;i<usb_path_len;i++){ 145 if (i) printf("-"); 146 printf("%02x", usb_path[i]); 147 } 148 printf("\n"); 149 150 // set Product ID for Realtek Controllers and use Realtek-specific stack startup 151 if (vendor_id == USB_VENDOR_ID_REALTEK) { 152 printf("Realtek Controller - requires firmware and config download\n"); 153 btstack_chipset_realtek_set_product_id(product_id); 154 hci_set_chipset(btstack_chipset_realtek_instance()); 155 hci_enable_custom_pre_init(); 156 } 157 break; 158 case BTSTACK_EVENT_STATE: 159 switch (btstack_event_state_get_state(packet)){ 160 case HCI_STATE_WORKING: 161 gap_local_bd_addr(local_addr); 162 if (using_static_address){ 163 memcpy(local_addr, static_address, 6); 164 } 165 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 166 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-')); 167 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 168 printf("TLV path: %s", tlv_db_path); 169 if (tlv_reset){ 170 int rc = unlink(tlv_db_path); 171 if (rc == 0) { 172 printf(", reset ok"); 173 } else { 174 printf(", reset failed with result = %d", rc); 175 } 176 } 177 printf("\n"); 178 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 179 btstack_tlv_set_instance(tlv_impl, &tlv_context); 180 #ifdef ENABLE_CLASSIC 181 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 182 #endif 183 #ifdef ENABLE_BLE 184 le_device_db_tlv_configure(tlv_impl, &tlv_context); 185 #endif 186 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 187 break; 188 case HCI_STATE_OFF: 189 btstack_tlv_posix_deinit(&tlv_context); 190 if (!shutdown_triggered) break; 191 // reset stdin 192 btstack_stdin_reset(); 193 log_info("Good bye, see you.\n"); 194 exit(0); 195 break; 196 default: 197 break; 198 } 199 break; 200 case HCI_EVENT_COMMAND_COMPLETE: 201 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){ 202 local_version_information_handler(packet); 203 } 204 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 205 reverse_48(&packet[7], static_address); 206 gap_random_address_set(static_address); 207 using_static_address = 1; 208 } 209 break; 210 default: 211 break; 212 } 213 } 214 215 static void trigger_shutdown(void){ 216 printf("CTRL-C - SIGINT received, shutting down..\n"); 217 log_info("sigint_handler: shutting down"); 218 shutdown_triggered = true; 219 hci_power_control(HCI_POWER_OFF); 220 } 221 222 static int led_state = 0; 223 224 void hal_led_toggle(void){ 225 led_state = 1 - led_state; 226 printf("LED State %u\n", led_state); 227 } 228 229 static char short_options[] = "hu:l:r"; 230 231 static struct option long_options[] = { 232 {"help", no_argument, NULL, 'h'}, 233 {"logfile", required_argument, NULL, 'l'}, 234 {"reset-tlv", no_argument, NULL, 'r'}, 235 {"usbpath", required_argument, NULL, 'u'}, 236 {0, 0, 0, 0} 237 }; 238 239 static char *help_options[] = { 240 "print (this) help.", 241 "set file to store debug output and HCI trace.", 242 "reset bonding information stored in TLV.", 243 "set USB path to Bluetooth Controller.", 244 }; 245 246 static char *option_arg_name[] = { 247 "", 248 "LOGFILE", 249 "", 250 "USBPATH", 251 }; 252 253 static void usage(const char *name){ 254 unsigned int i; 255 printf( "usage:\n\t%s [options]\n", name ); 256 printf("valid options:\n"); 257 for( i=0; long_options[i].name != 0; i++) { 258 printf("--%-10s| -%c %-10s\t\t%s\n", long_options[i].name, long_options[i].val, option_arg_name[i], help_options[i] ); 259 } 260 } 261 262 #define USB_MAX_PATH_LEN 7 263 int main(int argc, const char * argv[]){ 264 265 uint8_t usb_path[USB_MAX_PATH_LEN]; 266 int usb_path_len = 0; 267 const char * usb_path_string = NULL; 268 const char * log_file_path = NULL; 269 270 // parse command line parameters 271 while(true){ 272 int c = getopt_long( argc, (char* const *)argv, short_options, long_options, NULL ); 273 if (c < 0) { 274 break; 275 } 276 if (c == '?'){ 277 break; 278 } 279 switch (c) { 280 case 'u': 281 usb_path_string = optarg; 282 break; 283 case 'l': 284 log_file_path = optarg; 285 break; 286 case 'r': 287 tlv_reset = true; 288 break; 289 case 'h': 290 default: 291 usage(argv[0]); 292 return EXIT_FAILURE; 293 } 294 } 295 296 if (usb_path_string != NULL){ 297 // parse command line options for "-u 11:22:33" 298 printf("Specified USB Path: "); 299 while (1){ 300 char * delimiter; 301 int port = strtol(usb_path_string, &delimiter, 16); 302 usb_path[usb_path_len] = port; 303 usb_path_len++; 304 printf("%02x ", port); 305 if (!delimiter) break; 306 if (*delimiter != ':' && *delimiter != '-') break; 307 usb_path_string = delimiter+1; 308 } 309 printf("\n"); 310 } 311 312 /// GET STARTED with BTstack /// 313 btstack_memory_init(); 314 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 315 316 if (usb_path_len){ 317 hci_transport_usb_set_path(usb_path_len, usb_path); 318 } 319 320 // log into file using HCI_DUMP_PACKETLOGGER format 321 char pklg_path[100]; 322 if (log_file_path == NULL){ 323 btstack_strcpy(pklg_path, sizeof(pklg_path), "/tmp/hci_dump"); 324 if (usb_path_len){ 325 btstack_strcat(pklg_path, sizeof(pklg_path), "_"); 326 btstack_strcat(pklg_path, sizeof(pklg_path), usb_path_string); 327 } 328 btstack_strcat(pklg_path, sizeof(pklg_path), ".pklg"); 329 log_file_path = pklg_path; 330 } 331 332 hci_dump_posix_fs_open(log_file_path, HCI_DUMP_PACKETLOGGER); 333 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance(); 334 hci_dump_init(hci_dump_impl); 335 printf("Packet Log: %s\n", log_file_path); 336 337 // init HCI 338 hci_init(hci_transport_usb_instance(), NULL); 339 340 #ifdef HAVE_PORTAUDIO 341 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 342 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 343 #endif 344 345 // inform about BTstack state 346 hci_event_callback_registration.callback = &packet_handler; 347 hci_add_event_handler(&hci_event_callback_registration); 348 349 // register callback for CTRL-c 350 btstack_signal_register_callback(SIGINT, &trigger_shutdown); 351 352 // register known Realtek USB Controllers 353 uint16_t realtek_num_controllers = btstack_chipset_realtek_get_num_usb_controllers(); 354 uint16_t i; 355 for (i=0;i<realtek_num_controllers;i++){ 356 uint16_t vendor_id; 357 uint16_t product_id; 358 btstack_chipset_realtek_get_vendor_product_id(i, &vendor_id, &product_id); 359 hci_transport_usb_add_device(vendor_id, product_id); 360 } 361 362 // setup app 363 btstack_main(argc, argv); 364 365 // go 366 btstack_run_loop_execute(); 367 368 return 0; 369 } 370