Function gnunet_sys::GNUNET_STRINGS_urlencode

pub unsafe extern "C" fn GNUNET_STRINGS_urlencode(
    data: *const c_char, 
    len: usize, 
    out: *mut *mut c_char
) -> usize

url/percent encode (RFC3986).

@param data the data to decode @param len the length of the input @param output where to write the output (*output should be NULL, is allocated) @return the size of the output