ios - How to get the latest TCP package using GCDAsyncSocket -


i'm working on app uses sockets. use gcdasyncsocket purpose. problem receiving latest packet less number of bytes asked for. way ask packet:

tcpsocket.readdata(tolength: length, withtimeout: -1, tag: 0)

after that, appropriate delegate method called "length" number of bytes. problem when ask number of bytes larger number of available bytes - delegate method never called. , question is: how remaining bytes?


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