GetUsbInfos.c
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#include <stdio.h>
#include <libusb-1.0/libusb.h>
#include <stdlib.h>
int main(){
//initiate the usb thing
libusb_context *context;
int status=libusb_init(&context);
if(status!=0) {perror("libusb_init"); exit(-1);}
/* ... some code ... */
// actually enumerates all the usb and gives some infos abot the usb things
libusb_device **list;
ssize_t count=libusb_get_device_list(context,&list);
if(count<0) {perror("libusb_get_device_list"); exit(-1);}
ssize_t i=0;
for(i=0;i<count;i++){
libusb_device *device=list[i];
struct libusb_device_descriptor desc;
int status=libusb_get_device_descriptor(device,&desc);
if(status!=0) continue;
uint8_t bus=libusb_get_bus_number(device);
uint8_t address=libusb_get_device_address(device);
printf("Device Found @ (Bus:Address) %d:%d\n",bus,address);
printf("Vendor ID 0x0%x\n",desc.idVendor);
printf("Product ID 0x0%x\n",desc.idProduct);
}
libusb_free_device_list(list,1);
libusb_exit(context);
return 0;
}