Function mbedtls_sys::mbedtls_ecp_point_write_binary

pub unsafe extern "C" fn mbedtls_ecp_point_write_binary(
    grp: *const mbedtls_ecp_group, 
    P: *const mbedtls_ecp_point, 
    format: c_int, 
    olen: *mut size_t, 
    buf: *mut c_uchar, 
    buflen: size_t
) -> c_int