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 "btstack_debug.h" 55 #include "btstack_event.h" 56 #include "btstack_link_key_db_fs.h" 57 #include "btstack_memory.h" 58 #include "btstack_run_loop.h" 59 #include "btstack_run_loop_posix.h" 60 #include "bluetooth_company_id.h" 61 #include "hci.h" 62 #include "hci_dump.h" 63 #include "btstack_stdin.h" 64 #include "btstack_tlv.h" 65 #include "btstack_tlv_posix.h" 66 67 int is_bcm; 68 69 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 70 #define TLV_DB_PATH_POSTFIX ".tlv" 71 static char tlv_db_path[100]; 72 static const btstack_tlv_t * tlv_impl; 73 static btstack_tlv_posix_t tlv_context; 74 static bd_addr_t local_addr; 75 76 int btstack_main(int argc, const char * argv[]); 77 static void local_version_information_handler(uint8_t * packet); 78 79 static hci_transport_config_uart_t config = { 80 HCI_TRANSPORT_CONFIG_UART, 81 115200, 82 0, // main baudrate 83 0, // flow control 84 NULL, 85 }; 86 87 static btstack_packet_callback_registration_t hci_event_callback_registration; 88 89 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 90 UNUSED(channel); 91 UNUSED(size); 92 93 if (packet_type != HCI_EVENT_PACKET) return; 94 95 switch (hci_event_packet_get_type(packet)){ 96 case BTSTACK_EVENT_STATE: 97 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 98 gap_local_bd_addr(local_addr); 99 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 100 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 101 strcat(tlv_db_path, bd_addr_to_str(local_addr)); 102 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 103 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 104 btstack_tlv_set_instance(tlv_impl, &tlv_context); 105 break; 106 case HCI_EVENT_COMMAND_COMPLETE: 107 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 108 local_version_information_handler(packet); 109 } 110 break; 111 default: 112 break; 113 } 114 } 115 116 static void sigint_handler(int param){ 117 UNUSED(param); 118 119 printf("CTRL-C - SIGINT received, shutting down..\n"); 120 log_info("sigint_handler: shutting down"); 121 122 // reset anyway 123 btstack_stdin_reset(); 124 125 // power down 126 hci_power_control(HCI_POWER_OFF); 127 hci_close(); 128 log_info("Good bye, see you.\n"); 129 exit(0); 130 } 131 132 static void local_version_information_handler(uint8_t * packet){ 133 printf("Local version information:\n"); 134 uint16_t hci_version = packet[6]; 135 uint16_t hci_revision = little_endian_read_16(packet, 7); 136 uint16_t lmp_version = packet[9]; 137 uint16_t manufacturer = little_endian_read_16(packet, 10); 138 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 139 printf("- HCI Version 0x%04x\n", hci_version); 140 printf("- HCI Revision 0x%04x\n", hci_revision); 141 printf("- LMP Version 0x%04x\n", lmp_version); 142 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 143 printf("- Manufacturer 0x%04x\n", manufacturer); 144 } 145 146 #define USB_MAX_PATH_LEN 7 147 int main(int argc, const char * argv[]){ 148 149 /// GET STARTED with BTstack /// 150 btstack_memory_init(); 151 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 152 153 char log_path[100]; 154 strcpy(log_path, "/tmp/hci_dump"); 155 156 // check for -d pty path 157 if (argc >= 3 && strcmp(argv[1], "-d") == 0){ 158 config.device_name = argv[2]; 159 argc -= 2; 160 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 161 162 printf("Specified PTY: %s\n", config.device_name); 163 164 // base logger output file on device_name 165 const char * src = config.device_name; 166 char * dst = &log_path[strlen(log_path)]; 167 while (*src){ 168 if (*src == '/'){ 169 *dst++ = '_'; 170 } else { 171 *dst++ = *src; 172 } 173 src++; 174 } 175 *dst = 0; 176 } 177 178 // check for -u usb path 179 uint8_t usb_path[USB_MAX_PATH_LEN]; 180 int usb_path_len = 0; 181 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 182 // parse command line options for "-u 11:22:33" 183 const char * port_str = argv[2]; 184 printf("Specified USB Path: "); 185 while (1){ 186 char * delimiter; 187 int port = strtol(port_str, &delimiter, 16); 188 usb_path[usb_path_len] = port; 189 usb_path_len++; 190 printf("%02x ", port); 191 if (!delimiter) break; 192 if (*delimiter != ':' && *delimiter != '-') break; 193 port_str = delimiter+1; 194 } 195 printf("\n"); 196 argc -= 2; 197 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 198 199 // base logger output file on usb path 200 if (usb_path_len){ 201 strcat(log_path, "_"); 202 strcat(log_path, argv[2]); 203 } 204 } 205 206 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 207 strcat(log_path, ".pklg"); 208 printf("Packet Log: %s\n", log_path); 209 hci_dump_open(log_path, HCI_DUMP_PACKETLOGGER); 210 211 // init HCI 212 const hci_transport_t * transport; 213 if (config.device_name){ 214 // PTY 215 const btstack_uart_t * uart_driver = btstack_uart_posix_instance(); 216 transport = hci_transport_h4_instance_for_uart(uart_driver); 217 } else { 218 // libusb 219 if (usb_path_len){ 220 hci_transport_usb_set_path(usb_path_len, usb_path); 221 } 222 transport = hci_transport_usb_instance(); 223 } 224 hci_init(transport, (void*) &config); 225 226 // inform about BTstack state 227 hci_event_callback_registration.callback = &packet_handler; 228 hci_add_event_handler(&hci_event_callback_registration); 229 230 // handle CTRL-c 231 signal(SIGINT, sigint_handler); 232 233 // setup app 234 btstack_main(argc, argv); 235 236 // go 237 btstack_run_loop_execute(); 238 239 return 0; 240 } 241