Function xdrfile::c_abi::xdrfile::xdrfile_read_opaque

pub unsafe extern "C" fn xdrfile_read_opaque(
    ptr: *mut c_char, 
    nbytes: c_int, 
    xfp: *mut XDRFILE
) -> c_int

\brief Read raw bytes from file (unknown datatype)

\param ptr Pointer to memory where data should be written \param nbytes Number of bytes to read. No conversion whatsoever is done. \param xfp Handle to portable binary file, created with xdrfile_open()

\return Number of bytes read from file