usb_get_descriptor

Name

usb_get_descriptor  -- Retrieves a descriptor from a device's default control pipe

Description

int usb_get_descriptor (usb_dev_handle *dev); unsigned char type); unsigned char index); void *buf); int size);

usb_get_descriptor retrieves a descriptor from the device identified by the type and index of the descriptor from the default control pipe. Returns number of bytes read for the descriptor or 0 on error.

See for a function that allows the control endpoint to be specified.