Function ibutton_protocols_read 

pub unsafe extern "C" fn ibutton_protocols_read(
    protocols: *mut iButtonProtocols,
    key: *mut iButtonKey,
) -> bool

Read a physical device (a key or an emulator)

Arguments

• [in] - protocols pointer to an iButtonProtocols object
• [out] - key pointer to the key to read into (must be allocated before)

Returns

true on success, false on failure