/*
* Copyright (C) 2014 BlueKitchen GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* 4. Any redistribution, use, or modification is done solely for
* personal benefit and not for any commercial purpose or for
* monetary gain.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Please inquire about commercial licensing options at
* contact@bluekitchen-gmbh.com
*
*/
#define __BTSTACK_FILE__ "main.c"
// *****************************************************************************
//
// minimal setup for HCI code
//
// *****************************************************************************
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "btstack_config.h"
#include "btstack_debug.h"
#include "btstack_event.h"
#include "btstack_link_key_db_fs.h"
#include "btstack_memory.h"
#include "btstack_run_loop.h"
#include "btstack_run_loop_posix.h"
#include "bluetooth_company_id.h"
#include "hci.h"
#include "hci_transport_h4.h"
#include "hci_transport_usb.h"
#include "hci_dump.h"
#include "hci_dump_posix_fs.h"
#include "btstack_stdin.h"
#include "btstack_tlv.h"
#include "btstack_tlv_posix.h"
#include "btstack_uart.h"
int is_bcm;
#define TLV_DB_PATH_PREFIX "/tmp/btstack_"
#define TLV_DB_PATH_POSTFIX ".tlv"
static char tlv_db_path[100];
static const btstack_tlv_t * tlv_impl;
static btstack_tlv_posix_t tlv_context;
static bd_addr_t local_addr;
int btstack_main(int argc, const char * argv[]);
static void local_version_information_handler(uint8_t * packet);
static hci_transport_config_uart_t config = {
HCI_TRANSPORT_CONFIG_UART,
115200,
0, // main baudrate
0, // flow control
NULL,
};
static btstack_packet_callback_registration_t hci_event_callback_registration;
static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
UNUSED(channel);
UNUSED(size);
if (packet_type != HCI_EVENT_PACKET) return;
switch (hci_event_packet_get_type(packet)){
case BTSTACK_EVENT_STATE:
if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
gap_local_bd_addr(local_addr);
printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr));
strcpy(tlv_db_path, TLV_DB_PATH_PREFIX);
strcat(tlv_db_path, bd_addr_to_str(local_addr));
strcat(tlv_db_path, TLV_DB_PATH_POSTFIX);
tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
btstack_tlv_set_instance(tlv_impl, &tlv_context);
break;
case HCI_EVENT_COMMAND_COMPLETE:
if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){
local_version_information_handler(packet);
}
break;
default:
break;
}
}
static void sigint_handler(int param){
UNUSED(param);
printf("CTRL-C - SIGINT received, shutting down..\n");
log_info("sigint_handler: shutting down");
// reset anyway
btstack_stdin_reset();
// power down
hci_power_control(HCI_POWER_OFF);
hci_close();
log_info("Good bye, see you.\n");
exit(0);
}
static void local_version_information_handler(uint8_t * packet){
printf("Local version information:\n");
uint16_t hci_version = packet[6];
uint16_t hci_revision = little_endian_read_16(packet, 7);
uint16_t lmp_version = packet[9];
uint16_t manufacturer = little_endian_read_16(packet, 10);
uint16_t lmp_subversion = little_endian_read_16(packet, 12);
printf("- HCI Version 0x%04x\n", hci_version);
printf("- HCI Revision 0x%04x\n", hci_revision);
printf("- LMP Version 0x%04x\n", lmp_version);
printf("- LMP Subversion 0x%04x\n", lmp_subversion);
printf("- Manufacturer 0x%04x\n", manufacturer);
}
#define USB_MAX_PATH_LEN 7
int main(int argc, const char * argv[]){
/// GET STARTED with BTstack ///
btstack_memory_init();
btstack_run_loop_init(btstack_run_loop_posix_get_instance());
char log_path[100];
strcpy(log_path, "/tmp/hci_dump");
// check for -d pty path
if (argc >= 3 && strcmp(argv[1], "-d") == 0){
config.device_name = argv[2];
argc -= 2;
memmove(&argv[0], &argv[2], argc * sizeof(char *));
printf("Specified PTY: %s\n", config.device_name);
// base logger output file on device_name
const char * src = config.device_name;
char * dst = &log_path[strlen(log_path)];
while (*src){
if (*src == '/'){
*dst++ = '_';
} else {
*dst++ = *src;
}
src++;
}
*dst = 0;
}
// check for -u usb path
uint8_t usb_path[USB_MAX_PATH_LEN];
int usb_path_len = 0;
if (argc >= 3 && strcmp(argv[1], "-u") == 0){
// parse command line options for "-u 11:22:33"
const char * port_str = argv[2];
printf("Specified USB Path: ");
while (1){
char * delimiter;
int port = strtol(port_str, &delimiter, 16);
usb_path[usb_path_len] = port;
usb_path_len++;
printf("%02x ", port);
if (!delimiter) break;
if (*delimiter != ':' && *delimiter != '-') break;
port_str = delimiter+1;
}
printf("\n");
argc -= 2;
memmove(&argv[0], &argv[2], argc * sizeof(char *));
// base logger output file on usb path
if (usb_path_len){
strcat(log_path, "_");
strcat(log_path, argv[2]);
}
}
// use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT
strcat(log_path, ".pklg");
// log into file using HCI_DUMP_PACKETLOGGER format
hci_dump_posix_fs_open(log_path, HCI_DUMP_PACKETLOGGER);
hci_dump_init(hci_dump_posix_fs_get_instance());
printf("Packet Log: %s\n", log_path);
// init HCI
const hci_transport_t * transport;
if (config.device_name){
// PTY
const btstack_uart_t * uart_driver = btstack_uart_posix_instance();
transport = hci_transport_h4_instance_for_uart(uart_driver);
} else {
// libusb
if (usb_path_len){
hci_transport_usb_set_path(usb_path_len, usb_path);
}
transport = hci_transport_usb_instance();
}
hci_init(transport, (void*) &config);
// inform about BTstack state
hci_event_callback_registration.callback = &packet_handler;
hci_add_event_handler(&hci_event_callback_registration);
// handle CTRL-c
signal(SIGINT, sigint_handler);
// setup app
btstack_main(argc, argv);
// go
btstack_run_loop_execute();
return 0;
}