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 bd_addr_t addr; 91 if (packet_type != HCI_EVENT_PACKET) return; 92 switch (hci_event_packet_get_type(packet)){ 93 case BTSTACK_EVENT_STATE: 94 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 95 gap_local_bd_addr(local_addr); 96 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 97 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 98 strcat(tlv_db_path, bd_addr_to_str(local_addr)); 99 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 100 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 101 btstack_tlv_set_instance(tlv_impl, &tlv_context); 102 break; 103 case HCI_EVENT_COMMAND_COMPLETE: 104 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 105 local_version_information_handler(packet); 106 } 107 break; 108 default: 109 break; 110 } 111 } 112 113 static void sigint_handler(int param){ 114 UNUSED(param); 115 116 printf("CTRL-C - SIGINT received, shutting down..\n"); 117 log_info("sigint_handler: shutting down"); 118 119 // reset anyway 120 btstack_stdin_reset(); 121 122 // power down 123 hci_power_control(HCI_POWER_OFF); 124 hci_close(); 125 log_info("Good bye, see you.\n"); 126 exit(0); 127 } 128 129 static int led_state = 0; 130 void hal_led_toggle(void){ 131 led_state = 1 - led_state; 132 printf("LED State %u\n", led_state); 133 } 134 135 static void local_version_information_handler(uint8_t * packet){ 136 printf("Local version information:\n"); 137 uint16_t hci_version = packet[6]; 138 uint16_t hci_revision = little_endian_read_16(packet, 7); 139 uint16_t lmp_version = packet[9]; 140 uint16_t manufacturer = little_endian_read_16(packet, 10); 141 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 142 printf("- HCI Version 0x%04x\n", hci_version); 143 printf("- HCI Revision 0x%04x\n", hci_revision); 144 printf("- LMP Version 0x%04x\n", lmp_version); 145 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 146 printf("- Manufacturer 0x%04x\n", manufacturer); 147 } 148 149 #define USB_MAX_PATH_LEN 7 150 int main(int argc, const char * argv[]){ 151 152 /// GET STARTED with BTstack /// 153 btstack_memory_init(); 154 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 155 156 char log_path[100]; 157 strcpy(log_path, "/tmp/hci_dump"); 158 159 // check for -d pty path 160 if (argc >= 3 && strcmp(argv[1], "-d") == 0){ 161 config.device_name = argv[2]; 162 argc -= 2; 163 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 164 165 printf("Specified PTY: %s\n", config.device_name); 166 167 // base logger output file on device_name 168 const char * src = config.device_name; 169 char * dst = &log_path[strlen(log_path)]; 170 while (*src){ 171 if (*src == '/'){ 172 *dst++ = '_'; 173 } else { 174 *dst++ = *src; 175 } 176 src++; 177 } 178 *dst = 0; 179 } 180 181 // check for -u usb path 182 uint8_t usb_path[USB_MAX_PATH_LEN]; 183 int usb_path_len = 0; 184 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 185 // parse command line options for "-u 11:22:33" 186 const char * port_str = argv[2]; 187 printf("Specified USB Path: "); 188 while (1){ 189 char * delimiter; 190 int port = strtol(port_str, &delimiter, 16); 191 usb_path[usb_path_len] = port; 192 usb_path_len++; 193 printf("%02x ", port); 194 if (!delimiter) break; 195 if (*delimiter != ':' && *delimiter != '-') break; 196 port_str = delimiter+1; 197 } 198 printf("\n"); 199 argc -= 2; 200 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 201 202 // base logger output file on usb path 203 if (usb_path_len){ 204 strcat(log_path, "_"); 205 strcat(log_path, argv[2]); 206 } 207 } 208 209 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 210 strcat(log_path, ".pklg"); 211 printf("Packet Log: %s\n", log_path); 212 hci_dump_open(log_path, HCI_DUMP_PACKETLOGGER); 213 214 // init HCI 215 const hci_transport_t * transport; 216 if (config.device_name){ 217 // PTY 218 const btstack_uart_block_t * uart_driver = btstack_uart_block_posix_instance(); 219 transport = hci_transport_h4_instance(uart_driver); 220 } else { 221 // libusb 222 if (usb_path_len){ 223 hci_transport_usb_set_path(usb_path_len, usb_path); 224 } 225 transport = hci_transport_usb_instance(); 226 } 227 hci_init(transport, (void*) &config); 228 229 // inform about BTstack state 230 hci_event_callback_registration.callback = &packet_handler; 231 hci_add_event_handler(&hci_event_callback_registration); 232 233 // handle CTRL-c 234 signal(SIGINT, sigint_handler); 235 236 // setup app 237 btstack_main(argc, argv); 238 239 // go 240 btstack_run_loop_execute(); 241 242 return 0; 243 } 244