mouse_m908/include/rd_mouse.cpp

68 lines
1.8 KiB
C++
Raw Normal View History

2020-08-14 11:33:57 -06:00
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
*/
#include "rd_mouse.h"
std::string rd_mouse::detect(){
std::string model = "";
// libusb init
if( libusb_init( NULL ) < 0 )
return model;
// get device list
libusb_device **dev_list; // device list
ssize_t num_devs = libusb_get_device_list(NULL, &dev_list);
if( num_devs < 0 )
return model;
for( ssize_t i = 0; i < num_devs; i++ ){
// get device descriptor
libusb_device_descriptor descriptor;
libusb_get_device_descriptor( dev_list[i], &descriptor );
// get vendor and product id from descriptor
uint16_t vid = descriptor.idVendor;
uint16_t pid = descriptor.idProduct;
// compare vendor and product id against known ids
if( vid == mouse_m908::get_vid() && pid == mouse_m908::get_pid() ){
model = "908";
break;
}else if( vid == mouse_m709::get_vid() && pid == mouse_m709::get_pid() ){
model = "709";
break;
}else if( vid == mouse_m711::get_vid() && pid == mouse_m711::get_pid() ){
model = "711";
break;
}
}
// free device list, unreference devices
libusb_free_device_list( dev_list, 1 );
// exit libusb
libusb_exit( NULL );
return model;
}