Add missing function to get device speed to the LibUSB v1.0 API.

MFC after:	1 week
Approved by:	re (kib)
This commit is contained in:
Hans Petter Selasky 2011-08-16 08:34:16 +00:00
parent 8efbf2642b
commit 9a46d4678d
2 changed files with 30 additions and 0 deletions

View File

@ -151,6 +151,14 @@ enum libusb_error {
LIBUSB_ERROR_OTHER = -99,
};
enum libusb_speed {
LIBUSB_SPEED_UNKNOWN = 0,
LIBUSB_SPEED_LOW = 1,
LIBUSB_SPEED_FULL = 2,
LIBUSB_SPEED_HIGH = 3,
LIBUSB_SPEED_SUPER = 4,
};
enum libusb_transfer_status {
LIBUSB_TRANSFER_COMPLETED,
LIBUSB_TRANSFER_ERROR,
@ -304,6 +312,7 @@ ssize_t libusb_get_device_list(libusb_context * ctx, libusb_device *** list);
void libusb_free_device_list(libusb_device ** list, int unref_devices);
uint8_t libusb_get_bus_number(libusb_device * dev);
uint8_t libusb_get_device_address(libusb_device * dev);
enum libusb_speed libusb_get_device_speed(libusb_device * dev);
int libusb_clear_halt(libusb_device_handle *devh, uint8_t endpoint);
int libusb_get_max_packet_size(libusb_device * dev, uint8_t endpoint);
libusb_device *libusb_ref_device(libusb_device * dev);

View File

@ -272,6 +272,27 @@ libusb_get_device_address(libusb_device *dev)
return (libusb20_dev_get_address(dev->os_priv));
}
enum libusb_speed
libusb_get_device_speed(libusb_device *dev)
{
if (dev == NULL)
return (0); /* should not happen */
switch (libusb20_dev_get_speed(dev->os_priv)) {
case LIBUSB20_SPEED_LOW:
return (LIBUSB_SPEED_LOW);
case LIBUSB20_SPEED_FULL:
return (LIBUSB_SPEED_FULL);
case LIBUSB20_SPEED_HIGH:
return (LIBUSB_SPEED_HIGH);
case LIBUSB20_SPEED_SUPER:
return (LIBUSB_SPEED_SUPER);
default:
break;
}
return (LIBUSB_SPEED_UNKNOWN);
}
int
libusb_get_max_packet_size(libusb_device *dev, uint8_t endpoint)
{