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