libusb Developers Guide | ||
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usb_claim_interface claims the interface with the Operating System. The interface parameter is the value as specified in the descriptor field bInterfaceNumber. Returns 0 on success or < 0 on error.
![]() | Must be called! |
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usb_claim_interface must be called before you perform any operations related to this interface (like usb_set_altinterface, usb_bulk_write, etc). |
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