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 // ***************************************************************************** 39 // 40 // minimal setup for HCI code 41 // 42 // ***************************************************************************** 43 44 #include <stdint.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <string.h> 48 #include <signal.h> 49 50 #include "btstack_config.h" 51 52 #include "btstack_debug.h" 53 #include "btstack_event.h" 54 #include "btstack_link_key_db_fs.h" 55 #include "btstack_memory.h" 56 #include "btstack_run_loop.h" 57 #include "btstack_run_loop_posix.h" 58 #include "hal_led.h" 59 #include "hci.h" 60 #include "hci_dump.h" 61 #include "stdin_support.h" 62 63 int btstack_main(int argc, const char * argv[]); 64 65 static btstack_packet_callback_registration_t hci_event_callback_registration; 66 67 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 68 UNUSED(channel); 69 UNUSED(size); 70 if (packet_type != HCI_EVENT_PACKET) return; 71 if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return; 72 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 73 printf("BTstack up and running.\n"); 74 } 75 76 static void sigint_handler(int param){ 77 UNUSED(param); 78 79 printf("CTRL-C - SIGINT received, shutting down..\n"); 80 log_info("sigint_handler: shutting down"); 81 82 // reset anyway 83 btstack_stdin_reset(); 84 85 // power down 86 hci_power_control(HCI_POWER_OFF); 87 hci_close(); 88 log_info("Good bye, see you.\n"); 89 exit(0); 90 } 91 92 static int led_state = 0; 93 void hal_led_toggle(void){ 94 led_state = 1 - led_state; 95 printf("LED State %u\n", led_state); 96 } 97 98 99 #define USB_MAX_PATH_LEN 7 100 int main(int argc, const char * argv[]){ 101 102 uint8_t usb_path[USB_MAX_PATH_LEN]; 103 int usb_path_len = 0; 104 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 105 // parse command line options for "-u 11:22:33" 106 const char * port_str = argv[2]; 107 printf("Specified USB Path: "); 108 while (1){ 109 char * delimiter; 110 int port = strtol(port_str, &delimiter, 16); 111 usb_path[usb_path_len] = port; 112 usb_path_len++; 113 printf("%02x ", port); 114 if (!delimiter) break; 115 if (*delimiter != ':' && *delimiter != '-') break; 116 port_str = delimiter+1; 117 } 118 printf("\n"); 119 } 120 121 /// GET STARTED with BTstack /// 122 btstack_memory_init(); 123 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 124 125 if (usb_path_len){ 126 hci_transport_usb_set_path(usb_path_len, usb_path); 127 } 128 129 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 130 131 char pklg_path[100]; 132 strcpy(pklg_path, "/tmp/hci_dump"); 133 if (usb_path_len){ 134 strcat(pklg_path, "_"); 135 strcat(pklg_path, argv[2]); 136 } 137 strcat(pklg_path, ".pklg"); 138 printf("Packet Log: %s\n", pklg_path); 139 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 140 141 // init HCI 142 hci_init(hci_transport_usb_instance(), NULL); 143 144 #ifdef ENABLE_CLASSIC 145 hci_set_link_key_db(btstack_link_key_db_fs_instance()); 146 #endif 147 148 // inform about BTstack state 149 hci_event_callback_registration.callback = &packet_handler; 150 hci_add_event_handler(&hci_event_callback_registration); 151 152 // handle CTRL-c 153 signal(SIGINT, sigint_handler); 154 155 // setup app 156 btstack_main(argc, argv); 157 158 // go 159 btstack_run_loop_execute(); 160 161 return 0; 162 } 163