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 bd_addr_t static_address; 91 static int using_static_address; 92 93 static btstack_packet_callback_registration_t hci_event_callback_registration; 94 95 // shutdown 96 static bool shutdown_triggered; 97 98 static void local_version_information_handler(uint8_t * packet){ 99 printf("Local version information:\n"); 100 uint16_t hci_version = packet[6]; 101 uint16_t hci_revision = little_endian_read_16(packet, 7); 102 uint16_t lmp_version = packet[9]; 103 uint16_t manufacturer = little_endian_read_16(packet, 10); 104 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 105 printf("- HCI Version 0x%04x\n", hci_version); 106 printf("- HCI Revision 0x%04x\n", hci_revision); 107 printf("- LMP Version 0x%04x\n", lmp_version); 108 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 109 printf("- Manufacturer 0x%04x\n", manufacturer); 110 switch (manufacturer){ 111 case BLUETOOTH_COMPANY_ID_THE_LINUX_FOUNDATION: 112 printf("- Linux Foundation - assume Zephyr hci_usb firmware running on nRF52xx\n"); 113 // setup Zephyr chipset support 114 hci_set_chipset(btstack_chipset_zephyr_instance()); 115 // sm required to setup static random Bluetooth address 116 sm_init(); 117 break; 118 default: 119 break; 120 } 121 } 122 123 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 124 UNUSED(channel); 125 UNUSED(size); 126 uint8_t i; 127 uint8_t usb_path_len; 128 const uint8_t * usb_path; 129 uint16_t product_id; 130 uint16_t vendor_id; 131 const uint8_t * params; 132 133 if (packet_type != HCI_EVENT_PACKET) return; 134 135 switch (hci_event_packet_get_type(packet)){ 136 case HCI_EVENT_TRANSPORT_USB_INFO: 137 usb_path_len = hci_event_transport_usb_info_get_path_len(packet); 138 usb_path = hci_event_transport_usb_info_get_path(packet); 139 // print device path 140 product_id = hci_event_transport_usb_info_get_product_id(packet); 141 vendor_id = hci_event_transport_usb_info_get_vendor_id(packet); 142 printf("USB device 0x%04x/0x%04x, path: ", vendor_id, product_id); 143 for (i=0;i<usb_path_len;i++){ 144 if (i) printf("-"); 145 printf("%02x", usb_path[i]); 146 } 147 printf("\n"); 148 149 // set Product ID for Realtek Controllers and use Realtek-specific stack startup 150 if (vendor_id == USB_VENDOR_ID_REALTEK) { 151 printf("Realtek Controller - requires firmware and config download\n"); 152 btstack_chipset_realtek_set_product_id(product_id); 153 hci_set_chipset(btstack_chipset_realtek_instance()); 154 hci_enable_custom_pre_init(); 155 } 156 break; 157 case BTSTACK_EVENT_STATE: 158 switch (btstack_event_state_get_state(packet)){ 159 case HCI_STATE_WORKING: 160 gap_local_bd_addr(local_addr); 161 if (using_static_address){ 162 memcpy(local_addr, static_address, 6); 163 } 164 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 165 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-')); 166 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 167 printf("TLV path: %s", tlv_db_path); 168 if (tlv_reset){ 169 int rc = unlink(tlv_db_path); 170 if (rc == 0) { 171 printf(", reset ok"); 172 } else { 173 printf(", reset failed with result = %d", rc); 174 } 175 } 176 printf("\n"); 177 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 178 btstack_tlv_set_instance(tlv_impl, &tlv_context); 179 #ifdef ENABLE_CLASSIC 180 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 181 #endif 182 #ifdef ENABLE_BLE 183 le_device_db_tlv_configure(tlv_impl, &tlv_context); 184 #endif 185 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 186 break; 187 case HCI_STATE_OFF: 188 btstack_tlv_posix_deinit(&tlv_context); 189 if (!shutdown_triggered) break; 190 // reset stdin 191 btstack_stdin_reset(); 192 log_info("Good bye, see you.\n"); 193 exit(0); 194 break; 195 default: 196 break; 197 } 198 break; 199 case HCI_EVENT_COMMAND_COMPLETE: 200 switch (hci_event_command_complete_get_command_opcode(packet)){ 201 case HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION: 202 local_version_information_handler(packet); 203 break; 204 case HCI_OPCODE_HCI_ZEPHYR_READ_STATIC_ADDRESS: 205 params = hci_event_command_complete_get_return_parameters(packet); 206 if(params[0] != 0) 207 break; 208 if(size < 13) 209 break; 210 reverse_48(¶ms[2], static_address); 211 gap_random_address_set(static_address); 212 using_static_address = 1; 213 break; 214 default: 215 break; 216 } 217 break; 218 default: 219 break; 220 } 221 } 222 223 static void trigger_shutdown(void){ 224 printf("CTRL-C - SIGINT received, shutting down..\n"); 225 log_info("sigint_handler: shutting down"); 226 shutdown_triggered = true; 227 hci_power_control(HCI_POWER_OFF); 228 } 229 230 static int led_state = 0; 231 232 void hal_led_toggle(void){ 233 led_state = 1 - led_state; 234 printf("LED State %u\n", led_state); 235 } 236 237 static char short_options[] = "hu:l:r"; 238 239 static struct option long_options[] = { 240 {"help", no_argument, NULL, 'h'}, 241 {"logfile", required_argument, NULL, 'l'}, 242 {"reset-tlv", no_argument, NULL, 'r'}, 243 {"usbpath", required_argument, NULL, 'u'}, 244 {0, 0, 0, 0} 245 }; 246 247 static char *help_options[] = { 248 "print (this) help.", 249 "set file to store debug output and HCI trace.", 250 "reset bonding information stored in TLV.", 251 "set USB path to Bluetooth Controller.", 252 }; 253 254 static char *option_arg_name[] = { 255 "", 256 "LOGFILE", 257 "", 258 "USBPATH", 259 }; 260 261 static void usage(const char *name){ 262 unsigned int i; 263 printf( "usage:\n\t%s [options]\n", name ); 264 printf("valid options:\n"); 265 for( i=0; long_options[i].name != 0; i++) { 266 printf("--%-10s| -%c %-10s\t\t%s\n", long_options[i].name, long_options[i].val, option_arg_name[i], help_options[i] ); 267 } 268 } 269 270 #define USB_MAX_PATH_LEN 7 271 int main(int argc, const char * argv[]){ 272 273 uint8_t usb_path[USB_MAX_PATH_LEN]; 274 int usb_path_len = 0; 275 const char * usb_path_string = NULL; 276 const char * log_file_path = NULL; 277 278 // parse command line parameters 279 while(true){ 280 int c = getopt_long( argc, (char* const *)argv, short_options, long_options, NULL ); 281 if (c < 0) { 282 break; 283 } 284 if (c == '?'){ 285 break; 286 } 287 switch (c) { 288 case 'u': 289 usb_path_string = optarg; 290 break; 291 case 'l': 292 log_file_path = optarg; 293 break; 294 case 'r': 295 tlv_reset = true; 296 break; 297 case 'h': 298 default: 299 usage(argv[0]); 300 return EXIT_FAILURE; 301 } 302 } 303 304 if (usb_path_string != NULL){ 305 // parse command line options for "-u 11:22:33" 306 printf("Specified USB Path: "); 307 while (1){ 308 char * delimiter; 309 int port = strtol(usb_path_string, &delimiter, 16); 310 usb_path[usb_path_len] = port; 311 usb_path_len++; 312 printf("%02x ", port); 313 if (!delimiter) break; 314 if (*delimiter != ':' && *delimiter != '-') break; 315 usb_path_string = delimiter+1; 316 } 317 printf("\n"); 318 } 319 320 /// GET STARTED with BTstack /// 321 btstack_memory_init(); 322 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 323 324 if (usb_path_len){ 325 hci_transport_usb_set_path(usb_path_len, usb_path); 326 } 327 328 // log into file using HCI_DUMP_PACKETLOGGER format 329 char pklg_path[100]; 330 if (log_file_path == NULL){ 331 btstack_strcpy(pklg_path, sizeof(pklg_path), "/tmp/hci_dump"); 332 if (usb_path_len){ 333 btstack_strcat(pklg_path, sizeof(pklg_path), "_"); 334 btstack_strcat(pklg_path, sizeof(pklg_path), usb_path_string); 335 } 336 btstack_strcat(pklg_path, sizeof(pklg_path), ".pklg"); 337 log_file_path = pklg_path; 338 } 339 340 hci_dump_posix_fs_open(log_file_path, HCI_DUMP_PACKETLOGGER); 341 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance(); 342 hci_dump_init(hci_dump_impl); 343 printf("Packet Log: %s\n", log_file_path); 344 345 // init HCI 346 hci_init(hci_transport_usb_instance(), NULL); 347 348 #ifdef HAVE_PORTAUDIO 349 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 350 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 351 #endif 352 353 // inform about BTstack state 354 hci_event_callback_registration.callback = &packet_handler; 355 hci_add_event_handler(&hci_event_callback_registration); 356 357 // register callback for CTRL-c 358 btstack_signal_register_callback(SIGINT, &trigger_shutdown); 359 360 // register known Realtek USB Controllers 361 uint16_t realtek_num_controllers = btstack_chipset_realtek_get_num_usb_controllers(); 362 uint16_t i; 363 for (i=0;i<realtek_num_controllers;i++){ 364 uint16_t vendor_id; 365 uint16_t product_id; 366 btstack_chipset_realtek_get_vendor_product_id(i, &vendor_id, &product_id); 367 hci_transport_usb_add_device(vendor_id, product_id); 368 } 369 370 // setup app 371 btstack_main(argc, argv); 372 373 // go 374 btstack_run_loop_execute(); 375 376 return 0; 377 } 378