ctp-rs

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为什么on_rtn_depth_market_data收到不数据，但on_rtn_for_quote_rsp却不断收到数据？

2

``` let flow_path = ::std::ffi::CString::new("").unwrap(); let mut md_api = MdApi::new(flow_path, false, false); md_api.register_spi(Box::new(_my_desk.clone())); md_api.register_front(std::ffi::CString::new(md_front).unwrap()); md_api.init(); std::thread::sleep(std::time::Duration::from_secs(1)); let login_field = get_login_field(&acc); match md_api.req_user_login(&login_field, 1) { Ok(()) => println!("md req_user_login =>ok"), Err(err)...

songroom2016