Function pio_package_parse_str 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pio_package_parse_str(
    text: *const c_char,
    errbuf: *mut c_char,
    errlen: usize,
) -> *mut PioPackage

Parse in-memory .pio.json text into an opaque package handle. Returns NULL on error and writes the message into errbuf. Free the handle with pio_package_free.