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_transport.h" 65 #include "hci_transport_usb.h" 66 #include "hci_dump.h" 67 #include "hci_dump_posix_fs.h" 68 #include "btstack_stdin.h" 69 #include "btstack_audio.h" 70 #include "btstack_tlv_posix.h" 71 #include "btstack_chipset_zephyr.h" 72 73 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 74 #define TLV_DB_PATH_POSTFIX ".tlv" 75 static char tlv_db_path[100]; 76 static const btstack_tlv_t * tlv_impl; 77 static btstack_tlv_posix_t tlv_context; 78 static bd_addr_t local_addr; 79 80 int btstack_main(int argc, const char * argv[]); 81 82 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc }; 83 84 static bd_addr_t static_address; 85 static int using_static_address; 86 87 static btstack_packet_callback_registration_t hci_event_callback_registration; 88 89 static void local_version_information_handler(uint8_t * packet){ 90 printf("Local version information:\n"); 91 uint16_t hci_version = packet[6]; 92 uint16_t hci_revision = little_endian_read_16(packet, 7); 93 uint16_t lmp_version = packet[9]; 94 uint16_t manufacturer = little_endian_read_16(packet, 10); 95 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 96 printf("- HCI Version 0x%04x\n", hci_version); 97 printf("- HCI Revision 0x%04x\n", hci_revision); 98 printf("- LMP Version 0x%04x\n", lmp_version); 99 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 100 printf("- Manufacturer 0x%04x\n", manufacturer); 101 switch (manufacturer){ 102 case BLUETOOTH_COMPANY_ID_THE_LINUX_FOUNDATION: 103 printf("Linux Foundation - assume Zephyr hci_usb example running on nRF52xx\n"); 104 hci_set_chipset(btstack_chipset_zephyr_instance()); 105 break; 106 default: 107 break; 108 } 109 } 110 111 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 112 UNUSED(channel); 113 UNUSED(size); 114 if (packet_type != HCI_EVENT_PACKET) return; 115 switch (hci_event_packet_get_type(packet)){ 116 case BTSTACK_EVENT_STATE: 117 switch (btstack_event_state_get_state(packet)){ 118 case HCI_STATE_WORKING: 119 gap_local_bd_addr(local_addr); 120 if (using_static_address){ 121 memcpy(local_addr, static_address, 6); 122 } 123 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 124 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 125 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str(local_addr)); 126 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 127 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 128 btstack_tlv_set_instance(tlv_impl, &tlv_context); 129 #ifdef ENABLE_CLASSIC 130 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 131 #endif 132 #ifdef ENABLE_BLE 133 le_device_db_tlv_configure(tlv_impl, &tlv_context); 134 #endif 135 break; 136 case HCI_STATE_OFF: 137 btstack_tlv_posix_deinit(&tlv_context); 138 break; 139 default: 140 break; 141 } 142 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 143 break; 144 case HCI_EVENT_COMMAND_COMPLETE: 145 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){ 146 local_version_information_handler(packet); 147 } 148 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 149 reverse_48(&packet[7], static_address); 150 gap_random_address_set(static_address); 151 using_static_address = 1; 152 } 153 break; 154 default: 155 break; 156 } 157 } 158 159 static void sigint_handler(int param){ 160 UNUSED(param); 161 162 printf("CTRL-C - SIGINT received, shutting down..\n"); 163 log_info("sigint_handler: shutting down"); 164 165 // reset anyway 166 btstack_stdin_reset(); 167 168 // power down 169 hci_power_control(HCI_POWER_OFF); 170 hci_close(); 171 log_info("Good bye, see you.\n"); 172 exit(0); 173 } 174 175 static int led_state = 0; 176 void hal_led_toggle(void){ 177 led_state = 1 - led_state; 178 printf("LED State %u\n", led_state); 179 } 180 181 #define USB_MAX_PATH_LEN 7 182 int main(int argc, const char * argv[]){ 183 184 uint8_t usb_path[USB_MAX_PATH_LEN]; 185 int usb_path_len = 0; 186 const char * usb_path_string = NULL; 187 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 188 // parse command line options for "-u 11:22:33" 189 usb_path_string = argv[2]; 190 printf("Specified USB Path: "); 191 while (1){ 192 char * delimiter; 193 int port = strtol(usb_path_string, &delimiter, 16); 194 usb_path[usb_path_len] = port; 195 usb_path_len++; 196 printf("%02x ", port); 197 if (!delimiter) break; 198 if (*delimiter != ':' && *delimiter != '-') break; 199 usb_path_string = delimiter+1; 200 } 201 printf("\n"); 202 argc -= 2; 203 memmove((void *) &argv[1], &argv[3], (argc-1) * sizeof(char *)); 204 } 205 206 /// GET STARTED with BTstack /// 207 btstack_memory_init(); 208 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 209 210 if (usb_path_len){ 211 hci_transport_usb_set_path(usb_path_len, usb_path); 212 } 213 214 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 215 216 char pklg_path[100]; 217 btstack_strcpy(pklg_path, sizeof(pklg_path), "/tmp/hci_dump"); 218 if (usb_path_len){ 219 btstack_strcat(pklg_path, sizeof(pklg_path), "_"); 220 btstack_strcat(pklg_path, sizeof(pklg_path), usb_path_string); 221 } 222 btstack_strcat(pklg_path, sizeof(pklg_path), ".pklg"); 223 224 // log into file using HCI_DUMP_PACKETLOGGER format 225 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER); 226 hci_dump_init(hci_dump_posix_fs_get_instance()); 227 printf("Packet Log: %s\n", pklg_path); 228 229 // init HCI 230 hci_init(hci_transport_usb_instance(), NULL); 231 232 #ifdef HAVE_PORTAUDIO 233 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 234 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 235 #endif 236 237 // inform about BTstack state 238 hci_event_callback_registration.callback = &packet_handler; 239 hci_add_event_handler(&hci_event_callback_registration); 240 241 // handle CTRL-c 242 signal(SIGINT, sigint_handler); 243 244 // setup app 245 btstack_main(argc, argv); 246 247 // go 248 btstack_run_loop_execute(); 249 250 return 0; 251 } 252