#include <iostream>
#include <iomanip>
#include <usbpp.h>
#include <errno.h>
using namespace std;
int main(void)
{
USB::Busses buslist;
USB::Device *device;
list<USB::Device *> hubList;
list<USB::Device *>::const_iterator iter;
string manufString, prodString, serialString1, serialString2;
int retval;
cout << "Class/SubClass/Protocol" << endl;
hubList = buslist.match(0x9);
for (iter = hubList.begin(); iter != hubList.end(); iter++) {
device = *iter;
cout << hex << setw(2) << setfill('0')
<< int(device->devClass()) << " "
<< hex << setw(2) << setfill('0')
<< int(device->devSubClass()) << " "
<< hex << setw(2) << setfill('0')
<< int(device->devProtocol()) << endl;
retval = device->string(manufString, 3);
if ( 0 < retval ) {
cout << "3: " << manufString << endl;
} else {
if (-EPIPE != retval) { cout << "fetching string 3 failed: " << usb_strerror() << endl;
return EXIT_FAILURE;
}
}
retval = device->string(prodString, 2);
if ( 0 < retval ) {
cout << "2: " << prodString << endl;
} else {
if (-EPIPE != retval) { cout << "fetching string 2 failed: " << usb_strerror() << endl;
return EXIT_FAILURE;
}
}
retval = device->string(serialString1, 1);
if ( 0 < retval ) {
cout << "1a: " << serialString1 << endl;
} else {
if (-EPIPE != retval) { cout << "fetching string 1a failed: " << usb_strerror() << endl;
return EXIT_FAILURE;
}
}
retval = device->string(serialString2, 1, 0x0409);
if ( 0 < retval ) {
cout << "1b: " << serialString2 << endl;
if (serialString2 != serialString1) {
cout << "String fetch with explicit language ID produced different result" << endl;
}
} else {
if (-EPIPE != retval) { cout << "fetching string 1b failed: " << usb_strerror() << endl;
return EXIT_FAILURE;
}
}
cout << endl;
}
return EXIT_SUCCESS;
}