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 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 115 gap_local_bd_addr(local_addr); 116 if (using_static_address){ 117 memcpy(local_addr, static_address, 6); 118 } 119 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 120 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 121 strcat(tlv_db_path, bd_addr_to_str(local_addr)); 122 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 123 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 124 btstack_tlv_set_instance(tlv_impl, &tlv_context); 125 #ifdef ENABLE_CLASSIC 126 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 127 #endif 128 #ifdef ENABLE_BLE 129 le_device_db_tlv_configure(tlv_impl, &tlv_context); 130 #endif 131 break; 132 case HCI_EVENT_COMMAND_COMPLETE: 133 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 134 local_version_information_handler(packet); 135 } 136 if (memcmp(packet, read_static_address_command_complete_prefix, sizeof(read_static_address_command_complete_prefix)) == 0){ 137 reverse_48(&packet[7], static_address); 138 gap_random_address_set(static_address); 139 using_static_address = 1; 140 } 141 break; 142 default: 143 break; 144 } 145 } 146 147 static void sigint_handler(int param){ 148 UNUSED(param); 149 150 printf("CTRL-C - SIGINT received, shutting down..\n"); 151 log_info("sigint_handler: shutting down"); 152 153 // reset anyway 154 btstack_stdin_reset(); 155 156 // power down 157 hci_power_control(HCI_POWER_OFF); 158 hci_close(); 159 log_info("Good bye, see you.\n"); 160 exit(0); 161 } 162 163 static int led_state = 0; 164 void hal_led_toggle(void){ 165 led_state = 1 - led_state; 166 printf("LED State %u\n", led_state); 167 } 168 169 #define USB_MAX_PATH_LEN 7 170 int main(int argc, const char * argv[]){ 171 172 uint8_t usb_path[USB_MAX_PATH_LEN]; 173 int usb_path_len = 0; 174 const char * usb_path_string = NULL; 175 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 176 // parse command line options for "-u 11:22:33" 177 usb_path_string = argv[2]; 178 printf("Specified USB Path: "); 179 while (1){ 180 char * delimiter; 181 int port = strtol(usb_path_string, &delimiter, 16); 182 usb_path[usb_path_len] = port; 183 usb_path_len++; 184 printf("%02x ", port); 185 if (!delimiter) break; 186 if (*delimiter != ':' && *delimiter != '-') break; 187 usb_path_string = delimiter+1; 188 } 189 printf("\n"); 190 argc -= 2; 191 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 192 } 193 194 /// GET STARTED with BTstack /// 195 btstack_memory_init(); 196 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 197 198 if (usb_path_len){ 199 hci_transport_usb_set_path(usb_path_len, usb_path); 200 } 201 202 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 203 204 char pklg_path[100]; 205 strcpy(pklg_path, "/tmp/hci_dump"); 206 if (usb_path_len){ 207 strcat(pklg_path, "_"); 208 strcat(pklg_path, usb_path_string); 209 } 210 strcat(pklg_path, ".pklg"); 211 printf("Packet Log: %s\n", pklg_path); 212 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 213 214 // init HCI 215 hci_init(hci_transport_usb_instance(), NULL); 216 217 #ifdef HAVE_PORTAUDIO 218 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 219 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 220 #endif 221 222 // inform about BTstack state 223 hci_event_callback_registration.callback = &packet_handler; 224 hci_add_event_handler(&hci_event_callback_registration); 225 226 // handle CTRL-c 227 signal(SIGINT, sigint_handler); 228 229 // setup app 230 btstack_main(argc, argv); 231 232 // go 233 btstack_run_loop_execute(); 234 235 return 0; 236 } 237