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 "hal_led.h" 61 #include "hci.h" 62 #include "hci_dump.h" 63 #include "btstack_stdin.h" 64 #include "btstack_tlv_posix.h" 65 66 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 67 #define TLV_DB_PATH_POSTFIX ".tlv" 68 static char tlv_db_path[100]; 69 static const btstack_tlv_t * tlv_impl; 70 static btstack_tlv_posix_t tlv_context; 71 static bd_addr_t local_addr; 72 73 int btstack_main(int argc, const char * argv[]); 74 75 static btstack_packet_callback_registration_t hci_event_callback_registration; 76 77 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 78 UNUSED(channel); 79 UNUSED(size); 80 if (packet_type != HCI_EVENT_PACKET) return; 81 switch (hci_event_packet_get_type(packet)){ 82 case BTSTACK_EVENT_STATE: 83 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 84 gap_local_bd_addr(local_addr); 85 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 86 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 87 strcat(tlv_db_path, bd_addr_to_str(local_addr)); 88 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 89 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 90 btstack_tlv_set_instance(tlv_impl, &tlv_context); 91 break; 92 default: 93 break; 94 } 95 } 96 97 static void sigint_handler(int param){ 98 UNUSED(param); 99 100 printf("CTRL-C - SIGINT received, shutting down..\n"); 101 log_info("sigint_handler: shutting down"); 102 103 // reset anyway 104 btstack_stdin_reset(); 105 106 // power down 107 hci_power_control(HCI_POWER_OFF); 108 hci_close(); 109 log_info("Good bye, see you.\n"); 110 exit(0); 111 } 112 113 static int led_state = 0; 114 void hal_led_toggle(void){ 115 led_state = 1 - led_state; 116 printf("LED State %u\n", led_state); 117 } 118 119 120 #define USB_MAX_PATH_LEN 7 121 int main(int argc, const char * argv[]){ 122 123 uint8_t usb_path[USB_MAX_PATH_LEN]; 124 int usb_path_len = 0; 125 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 126 // parse command line options for "-u 11:22:33" 127 const char * port_str = argv[2]; 128 printf("Specified USB Path: "); 129 while (1){ 130 char * delimiter; 131 int port = strtol(port_str, &delimiter, 16); 132 usb_path[usb_path_len] = port; 133 usb_path_len++; 134 printf("%02x ", port); 135 if (!delimiter) break; 136 if (*delimiter != ':' && *delimiter != '-') break; 137 port_str = delimiter+1; 138 } 139 printf("\n"); 140 argc -= 2; 141 memmove(&argv[0], &argv[2], argc * sizeof(char *)); 142 } 143 144 /// GET STARTED with BTstack /// 145 btstack_memory_init(); 146 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 147 148 if (usb_path_len){ 149 hci_transport_usb_set_path(usb_path_len, usb_path); 150 } 151 152 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 153 154 char pklg_path[100]; 155 strcpy(pklg_path, "/tmp/hci_dump"); 156 if (usb_path_len){ 157 strcat(pklg_path, "_"); 158 strcat(pklg_path, argv[2]); 159 } 160 strcat(pklg_path, ".pklg"); 161 printf("Packet Log: %s\n", pklg_path); 162 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 163 164 // init HCI 165 hci_init(hci_transport_usb_instance(), NULL); 166 167 #ifdef ENABLE_CLASSIC 168 hci_set_link_key_db(btstack_link_key_db_fs_instance()); 169 #endif 170 171 // inform about BTstack state 172 hci_event_callback_registration.callback = &packet_handler; 173 hci_add_event_handler(&hci_event_callback_registration); 174 175 // handle CTRL-c 176 signal(SIGINT, sigint_handler); 177 178 // setup app 179 btstack_main(argc, argv); 180 181 // go 182 btstack_run_loop_execute(); 183 184 return 0; 185 } 186