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btusbcmd.c
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btusbcmd.c
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/************************************************************************/
/* CSR CLEAR PAIRINGS CMD LINE TOOL */
/************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <stdint.h>
#include "libusb.h"
/************************************************************************/
/* Defines */
/************************************************************************/
#define LIBUSB_REQUEST_GET_REPORT 1
#define LIBUSB_REQUEST_SET_REPORT 9
#define LIBUSB_REQUEST_IN_REPORT (uint16_t)1<<8
#define LIBUSB_REQUEST_OUT_REPORT (uint16_t)2<<8
#define LIBUSB_REQUEST_FEATURE_REPORT (uint16_t)3<<8
/************************************************************************/
/* Type definitions */
/************************************************************************/
typedef unsigned char uchar;
typedef unsigned int uint;
/************************************************************************/
/* Global variables */
/************************************************************************/
libusb_device **dev_list;
libusb_device *dev = NULL;
libusb_device_handle *handle = NULL;
struct libusb_device_descriptor dev_descr;
uint8_t verbose;
uint8_t ctrl_buf[9];
/************************************************************************/
/* Global constants */
/************************************************************************/
const uint16_t vendor_hid = 0x0a12, product_hid = 0x100b; // CSR 8510A10 USB dongle HID proxy mode
const uint16_t vendor_hci = 0x0a12, product_hci = 0x0001; // CSR 8510A10 USB dongle HCI mode
/************************************************************************/
/* Function prototypes */
/************************************************************************/
void print_usage(uchar **argv);
void print_usage(uchar **argv)
{
printf("Usage: %s [-option]", argv[0]);
printf("\n\n");
printf("Options:");
printf("\n\n");
printf("-hid2hci (switch from HID proxy to HCI mode)\n");
printf("-clear_pairings\n");
printf("-version\n");
}
int main(int argc, uchar **argv)
{
printf("\n\r+++ Bluetooth-USB-Bridge / HID Proxy Dongle Command Line Interface +++\n\n");
if (argc > 1 && strcmp(argv[1], "-version") == 0)
{
printf("CLI version 0.1, August 2021\n");
return 0;
}
int valid_arg_cnt = 0;
if (argc > 1 && strcmp(argv[1], "-hid2hci") == 0) valid_arg_cnt++;
if (argc > 1 && strcmp(argv[1], "-clear_pairings") == 0) valid_arg_cnt++;
if ((argc < 2) || valid_arg_cnt == 0)
{
print_usage(argv);
return 0;
}
int err = 0;
libusb_init(NULL);
uint8_t cnt = libusb_get_device_list(NULL, &dev_list);
unsigned char Manufacturer_String[255];
unsigned char Product_String[255];
//loop through device list and find device
for (uint8_t i = 0; i < cnt; i++)
{
dev = dev_list[i];
libusb_get_device_descriptor(dev, &dev_descr);
/*printf("No. %d Vendor: %x Name: %s Product: %x Name: %s Bus: %d Address: %d\n",
i, dev_descr.idVendor, dev_descr.iManufacturer, dev_descr.idProduct, dev_descr.iProduct,
libusb_get_bus_number(dev), libusb_get_device_address(dev));
Sleep(100);*/
if ((vendor_hid == dev_descr.idVendor) && (product_hid == dev_descr.idProduct))
{
printf("\nDevice found. Trying to get handle...\n\n");
err = libusb_open(dev, &handle);
if (err)
{
printf("LIBUSB error code: %s", libusb_error_name(err));
printf("\n\n");
}
else
{
libusb_get_string_descriptor_ascii(handle, dev_descr.iManufacturer, Manufacturer_String, 255);
libusb_get_string_descriptor_ascii(handle, dev_descr.iProduct, Product_String, 255);
printf("Device info: No. %d Vendor ID: %x Manufacturer: %s Product ID: %x Device name: %s Bus: %d Address: %d\n\n",
i, dev_descr.idVendor, Manufacturer_String, dev_descr.idProduct, Product_String,
libusb_get_bus_number(dev), libusb_get_device_address(dev));
}
libusb_free_device_list(dev_list, 1);
break;
}
}
if (handle == NULL)
{
fprintf(stderr, "Can't get handle for specified device!\n");
libusb_exit(NULL);
exit(1);
}
if (handle)
{
if (argc > 1 && strcmp(argv[1], "-hid2hci") == 0)
{
ctrl_buf[0] = 1;
ctrl_buf[1] = 5;
libusb_control_transfer(handle, LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS |
LIBUSB_RECIPIENT_DEVICE, LIBUSB_REQUEST_SET_REPORT, LIBUSB_REQUEST_FEATURE_REPORT | 1, 0, ctrl_buf, 9, 1000);
ctrl_buf[0] = 5;
ctrl_buf[1] = 0;
libusb_control_transfer(handle, LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS |
LIBUSB_RECIPIENT_DEVICE, LIBUSB_REQUEST_SET_REPORT, LIBUSB_REQUEST_FEATURE_REPORT | 0, 0, ctrl_buf, 8, 1000);
printf("Switching from HID proxy to HCI mode.\n");
}
else
if (argc > 1 && strcmp(argv[1], "-clear_pairings") == 0)
{
ctrl_buf[0] = 1;
ctrl_buf[1] = 6;
libusb_control_transfer(handle, LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS |
LIBUSB_RECIPIENT_DEVICE, LIBUSB_REQUEST_SET_CONFIGURATION,
0x301, 0, ctrl_buf, 9, 1000);
ctrl_buf[0] = 6;
ctrl_buf[1] = 0;
libusb_control_transfer(handle, LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS |
LIBUSB_RECIPIENT_DEVICE, LIBUSB_REQUEST_SET_CONFIGURATION,
0x300, 0, ctrl_buf, 8, 1000);
printf("Pairings cleared.\n");
}
}
libusb_close(handle);
libusb_exit(NULL);
return 0; // shouldn't get here
}