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usb_get_descriptor_by_endpoint

Name

usb_get_descriptor_by_endpoint -- Retrieves a descriptor from a device

Description

int usb_get_descriptor_by_endpoint(usb_dev_handle *dev, int ep, unsigned char type, unsigned char index, void *buf, int size);

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

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