xref: /btstack/port/windows-winusb/main.c (revision b29e92f97ffd81bc8a1057634c8d1552fc963a6a)
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 BLUEKITCHEN
24  * GMBH 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 "ble/le_device_db_tlv.h"
55 #include "btstack_debug.h"
56 #include "btstack_event.h"
57 #include "btstack_memory.h"
58 #include "btstack_run_loop.h"
59 #include "btstack_run_loop_windows.h"
60 #include "btstack_stdin.h"
61 #include "btstack_stdin_windows.h"
62 #include "btstack_tlv_windows.h"
63 #include "classic/btstack_link_key_db_tlv.h"
64 #include "hal_led.h"
65 #include "hci.h"
66 #include "hci_dump.h"
67 #include "hci_dump_windows_fs.h"
68 #include "hci_transport.h"
69 #include "hci_transport_usb.h"
70 
71 int btstack_main(int argc, const char * argv[]);
72 
73 static btstack_packet_callback_registration_t hci_event_callback_registration;
74 
75 #define TLV_DB_PATH_PREFIX "btstack_"
76 #define TLV_DB_PATH_POSTFIX ".tlv"
77 static char tlv_db_path[100];
78 static const btstack_tlv_t * tlv_impl;
79 static btstack_tlv_windows_t   tlv_context;
80 static bd_addr_t             local_addr;
81 static bool shutdown_triggered;
82 
83 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
84     if (packet_type != HCI_EVENT_PACKET) return;
85     if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return;
86     switch (btstack_event_state_get_state(packet)){
87         case HCI_STATE_WORKING:
88             gap_local_bd_addr(local_addr);
89             printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr));
90             btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX);
91             btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-'));
92             btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX);
93             tlv_impl = btstack_tlv_windows_init_instance(&tlv_context, tlv_db_path);
94             btstack_tlv_set_instance(tlv_impl, &tlv_context);
95 #ifdef ENABLE_CLASSIC
96             hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
97 #endif
98 #ifdef ENABLE_BLE
99             le_device_db_tlv_configure(tlv_impl, &tlv_context);
100 #endif
101             break;
102         case HCI_STATE_OFF:
103             btstack_tlv_windows_deinit(&tlv_context);
104             if (!shutdown_triggered) break;
105             // reset stdin
106             btstack_stdin_reset();
107             log_info("Good bye, see you.\n");
108             exit(0);
109             break;
110         default:
111             break;
112     }
113 }
114 
115 static void trigger_shutdown(void){
116     printf("CTRL-C - SIGINT received, shutting down..\n");
117     log_info("sigint_handler: shutting down");
118     shutdown_triggered = true;
119     hci_power_control(HCI_POWER_OFF);
120 }
121 
122 static int led_state = 0;
123 void hal_led_toggle(void){
124     led_state = 1 - led_state;
125     printf("LED State %u\n", led_state);
126 }
127 
128 #define USB_MAX_PATH_LEN 7
129 int main(int argc, const char * argv[]){
130 
131     // Prevent stdout buffering
132     setvbuf(stdout, NULL, _IONBF, 0);
133 
134     printf("BTstack/windows-winusb booting up\n");
135 
136     /// GET STARTED with BTstack ///
137     btstack_memory_init();
138     btstack_run_loop_init(btstack_run_loop_windows_get_instance());
139 
140     // log into file using HCI_DUMP_PACKETLOGGER format
141     const char * pklg_path = "hci_dump.pklg";
142     hci_dump_windows_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
143     const hci_dump_t * hci_dump_impl = hci_dump_windows_fs_get_instance();
144     hci_dump_init(hci_dump_impl);
145     printf("Packet Log: %s\n", pklg_path);
146 
147     // init HCI
148     hci_init(hci_transport_usb_instance(), NULL);
149 
150     // inform about BTstack state
151     hci_event_callback_registration.callback = &packet_handler;
152     hci_add_event_handler(&hci_event_callback_registration);
153 
154     // setup stdin to handle CTRL-c
155     btstack_stdin_windows_init();
156     btstack_stdin_window_register_ctrl_c_callback(&trigger_shutdown);
157 
158     // setup app
159     btstack_main(argc, argv);
160 
161     // go
162     btstack_run_loop_execute();
163 
164     return 0;
165 }
166