92 lines
2.3 KiB
ObjectPascal
92 lines
2.3 KiB
ObjectPascal
// Copyright (c) Ivan Bondarev, Stanislav Mikhalkovich (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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unit ClientServer;
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uses System.Net, System.Net.Sockets, System.IO;
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var
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servername := '127.0.0.1';
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port := 13000;
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/// Запускает сервер, принимающий от клиента строку и выполняющий указанное действие
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procedure RunServer(OnProcessCommand: string -> ());
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begin
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var server := new TcpListener(IPAddress.Any, port);
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server.Start();
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while (true) do
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begin
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var client := server.AcceptTcpClient();
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var stream := client.GetStream();
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var br := new BinaryReader(stream);
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var data := br.ReadString();
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br.Close();
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stream.Close();
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client.Close();
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OnProcessCommand(data);
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end;
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end;
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/// Запускает сервер, принимающий от клиента строку, выполняющий указанное действие и отправляющий строку в ответ
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procedure RunServer(OnProcessCommand: string -> string);
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begin
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var server := new TcpListener(IPAddress.Any, port);
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server.Start();
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while (true) do
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begin
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var client := server.AcceptTcpClient();
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var stream := client.GetStream();
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var br := new BinaryReader(stream);
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var data := br.ReadString();
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data := OnProcessCommand(data);
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var bw := new BinaryWriter(stream);
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bw.Write(data);
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bw.Flush();
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stream.Close();
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client.Close();
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end;
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end;
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/// Вызывается Клиентом для отправки команды Серверу
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procedure SendCommand(s: string);
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begin
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var client := new TcpClient(servername,port);
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var stream := client.GetStream();
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var bw := new BinaryWriter(stream);
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bw.Write(s);
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bw.Flush();
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stream.Close();
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client.Close();
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end;
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/// Вызывается Клиентом для отправки команды Серверу и получения ответа
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function SendCommandAndReceiveAnswer(s: string): string;
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begin
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var client := new TcpClient(servername,port);
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var stream := client.GetStream();
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var bw := new BinaryWriter(stream);
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bw.Write(s);
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bw.Flush();
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var br := new BinaryReader(stream);
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Result := br.ReadString();
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stream.Close();
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client.Close();
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end;
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begin
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end.
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