/* テクノキット専用 */
#define USB_VENDOR  0x12ed
#define USB_PRODUCT 0x1003

/* USB初期化 */
struct usb_bus *morphy_init()
{
    usb_init();
    usb_find_busses();
    usb_find_devices();
    return( usb_get_busses() );
}

/* Morphy-USBIOを見つける */
struct usb_device *morphy_find(struct usb_bus *busses, struct usb_device *dev)
{
    struct usb_bus *bus;
    for(bus=busses; bus; bus=bus->next){
        for(dev=bus->devices; dev; dev=dev->next) {
            if( (dev->descriptor.idVendor==USB_VENDOR) && (dev->descriptor.idProduct==USB_PRODUCT) ){
                return( dev );
            }
        }
    }
    return( NULL );
}

/* USBIOオープン */
struct usb_dev_handle *morphy_open(struct usb_device *dev)
{
    struct usb_dev_handle *udev = NULL;

    udev=usb_open(dev);
    if( (udev=usb_open(dev))==NULL ){
        printf("usb_open Error.(%s)\n",usb_strerror());
        exit(1);
    }

    if( usb_set_configuration(udev,dev->config->bConfigurationValue)<0 ){
        printf("usb_set_configuration Error.(%s)\n",usb_strerror());
    }

    if( usb_claim_interface(udev,dev->config->interface->altsetting->bInterfaceNumber)<0 ){
        if( usb_detach_kernel_driver_np(udev,dev->config->interface->altsetting->bInterfaceNumber)<0 ){
            printf("usb_detach_kernel_driver_np Error.(%s)\n",usb_strerror());
        }
    }

    if( usb_claim_interface(udev,dev->config->interface->altsetting->bInterfaceNumber)<0 ){
        printf("usb_claim_interface Error.(%s)\n",usb_strerror());
    }

    return(udev);
}

/* USBIOクローズ */
void morphy_close(struct usb_dev_handle *udev)
{
    if( usb_close(udev)<0 ){
        printf("usb_close Error.(%s)\n",usb_strerror());
    }
}