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_transport_h4.h" 63 #include "hci_transport_usb.h" 64 #include "hci_dump.h" 65 #include "hci_dump_posix_fs.h" 66 #include "btstack_stdin.h" 67 #include "btstack_tlv.h" 68 #include "btstack_tlv_posix.h" 69 #include "btstack_uart.h" 70 71 int is_bcm; 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 static void local_version_information_handler(uint8_t * packet); 82 83 static hci_transport_config_uart_t config = { 84 HCI_TRANSPORT_CONFIG_UART, 85 115200, 86 0, // main baudrate 87 0, // flow control 88 NULL, 89 }; 90 91 static btstack_packet_callback_registration_t hci_event_callback_registration; 92 93 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 94 UNUSED(channel); 95 UNUSED(size); 96 97 if (packet_type != HCI_EVENT_PACKET) return; 98 99 switch (hci_event_packet_get_type(packet)){ 100 case BTSTACK_EVENT_STATE: 101 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 102 gap_local_bd_addr(local_addr); 103 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 104 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 105 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str(local_addr)); 106 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 107 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 108 btstack_tlv_set_instance(tlv_impl, &tlv_context); 109 break; 110 case HCI_EVENT_COMMAND_COMPLETE: 111 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){ 112 local_version_information_handler(packet); 113 } 114 break; 115 default: 116 break; 117 } 118 } 119 120 static void sigint_handler(int param){ 121 UNUSED(param); 122 123 printf("CTRL-C - SIGINT received, shutting down..\n"); 124 log_info("sigint_handler: shutting down"); 125 126 // reset anyway 127 btstack_stdin_reset(); 128 129 // power down 130 hci_power_control(HCI_POWER_OFF); 131 hci_close(); 132 log_info("Good bye, see you.\n"); 133 exit(0); 134 } 135 136 static void local_version_information_handler(uint8_t * packet){ 137 printf("Local version information:\n"); 138 uint16_t hci_version = packet[6]; 139 uint16_t hci_revision = little_endian_read_16(packet, 7); 140 uint16_t lmp_version = packet[9]; 141 uint16_t manufacturer = little_endian_read_16(packet, 10); 142 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 143 printf("- HCI Version 0x%04x\n", hci_version); 144 printf("- HCI Revision 0x%04x\n", hci_revision); 145 printf("- LMP Version 0x%04x\n", lmp_version); 146 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 147 printf("- Manufacturer 0x%04x\n", manufacturer); 148 } 149 150 #define USB_MAX_PATH_LEN 7 151 int main(int argc, const char * argv[]){ 152 153 /// GET STARTED with BTstack /// 154 btstack_memory_init(); 155 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 156 157 char log_path[100]; 158 strcpy(log_path, "/tmp/hci_dump"); 159 160 // check for -d pty path 161 if (argc >= 3 && strcmp(argv[1], "-d") == 0){ 162 config.device_name = argv[2]; 163 argc -= 2; 164 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 165 166 printf("Specified PTY: %s\n", config.device_name); 167 168 // base logger output file on device_name 169 const char * src = config.device_name; 170 char * dst = &log_path[strlen(log_path)]; 171 while (*src){ 172 if (*src == '/'){ 173 *dst++ = '_'; 174 } else { 175 *dst++ = *src; 176 } 177 src++; 178 } 179 *dst = 0; 180 } 181 182 // check for -u usb path 183 uint8_t usb_path[USB_MAX_PATH_LEN]; 184 int usb_path_len = 0; 185 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 186 // parse command line options for "-u 11:22:33" 187 const char * port_str = argv[2]; 188 printf("Specified USB Path: "); 189 while (1){ 190 char * delimiter; 191 int port = strtol(port_str, &delimiter, 16); 192 usb_path[usb_path_len] = port; 193 usb_path_len++; 194 printf("%02x ", port); 195 if (!delimiter) break; 196 if (*delimiter != ':' && *delimiter != '-') break; 197 port_str = delimiter+1; 198 } 199 printf("\n"); 200 argc -= 2; 201 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 202 203 // base logger output file on usb path 204 if (usb_path_len){ 205 strcat(log_path, "_"); 206 strcat(log_path, argv[2]); 207 } 208 } 209 210 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 211 strcat(log_path, ".pklg"); 212 // log into file using HCI_DUMP_PACKETLOGGER format 213 hci_dump_posix_fs_open(log_path, HCI_DUMP_PACKETLOGGER); 214 hci_dump_init(hci_dump_posix_fs_get_instance()); 215 printf("Packet Log: %s\n", log_path); 216 217 // init HCI 218 const hci_transport_t * transport; 219 if (config.device_name){ 220 // PTY 221 const btstack_uart_t * uart_driver = btstack_uart_posix_instance(); 222 transport = hci_transport_h4_instance_for_uart(uart_driver); 223 } else { 224 // libusb 225 if (usb_path_len){ 226 hci_transport_usb_set_path(usb_path_len, usb_path); 227 } 228 transport = hci_transport_usb_instance(); 229 } 230 hci_init(transport, (void*) &config); 231 232 // inform about BTstack state 233 hci_event_callback_registration.callback = &packet_handler; 234 hci_add_event_handler(&hci_event_callback_registration); 235 236 // handle CTRL-c 237 signal(SIGINT, sigint_handler); 238 239 // setup app 240 btstack_main(argc, argv); 241 242 // go 243 btstack_run_loop_execute(); 244 245 return 0; 246 } 247