Function md5_update

pub unsafe extern "C" fn md5_update(
    ctx: *mut md5_ctx_t,
    data: *const c_void,
    len: size_t,
)

@brief Build an MD5 Message Digest within the given context

@param[in,out] ctx Context of the current calculation @param[in] data Input data @param[in] len Length of @p data