#include <usb.h>
#include <stdio.h>

int main( int argc, const char* argv[] ) {
  struct usb_bus *bus;
  struct usb_device *fx2 = NULL;

  usb_init();
  usb_set_debug( 2 );
  usb_find_busses();
  usb_find_devices();

  bus = usb_get_busses();

  for( ; bus ; bus = bus->next ) {
    struct usb_device *dev;
    for( dev = bus->devices ; dev ; dev = dev->next ) {
      if( dev->descriptor.idVendor == 0x1443 &&
          dev->descriptor.idProduct == 0x0005 ) {
        printf( "Found EZ-USB FX2. (Using Digilent VIP/PID)\n" );
        fx2 = dev;
      }
      if( dev->descriptor.idVendor == 0x0547 &&
          dev->descriptor.idProduct == 0x2131 ) {
        printf( "Found EZ-USB FX2. (Using Cypress VIP/PID)\n" );
        fx2 = dev;
      }
    }
  }

  if( fx2 ) {
    struct usb_dev_handle *h;
    char buff[1024];
    int n;
    printf( "usb_open\n" );
    h = usb_open( fx2 );
    printf( "usb_set_configuration = %d\n", usb_set_configuration(h,1) );
    printf( "usb_claim_interface = %d\n", usb_claim_interface(h,0) );
    printf( "usb_set_altinterface = %d\n", usb_set_altinterface(h,1) );

    while(1) {
      n = read( 0, buff, 1024 );
      printf( "usb_bulk_write = %d\n", usb_bulk_write(h,0x02,buff,n-1,10) ); 
    }
    printf( "usb_close\n" );
    usb_close( h );
  }

}