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INDY 10 IOHandler.WriteFile
bei Indy 10 gibt es keine IOhandler.Readfile(...) Funktion.
Habe mir den Code selber zusammengebaut. Eine Datei vom Client zum Sever schicken geht, leider nicht vom Server zurück zum Client ... Sieht jemand den Fehler im Code ??
Delphi-Quellcode:
/// /// --------------- HELPER FUNCTIONS FOR FILES EXCHANGE ---------------- /// function ClientSendFile(AClient: TIdTCPClient; Filename: String): Boolean; begin AClient.IOHandler.LargeStream := True; // fully support large streams Result := True; try AClient.IOHandler.WriteFile(Filename); // send file stream data except Result := False; end; end; function ClientReceiveFile(AClient: TIdTCPClient; Filename: String): Boolean; var // LSize: String; AStream: TFileStream; begin try Result := True; AStream := TFileStream.Create(Filename, fmCreate + fmShareDenyNone); try AClient.IOHandler.ReadStream(AStream); finally FreeAndNil(AStream); end; except Result := False; end; end; function ServerSendFile(AContext: TIdContext; Filename: String): Boolean; begin AContext.Connection.IOHandler.LargeStream := True; // fully support large streams Result := True; try AContext.Connection.IOHandler.WriteFile(Filename); // send file stream data except Result := False; end; end; function ServerReceiveFile(AContext: TIdContext; ServerFilename: String; var ClientFilename: String): Boolean; var // LSize: String; AStream: TFileStream; begin try Result := True; AStream := TFileStream.Create(ServerFilename, fmCreate + fmShareDenyNone); try AContext.Connection.IOHandler.ReadStream(AStream); finally FreeAndNil(AStream); end; except Result := False; end; end; |
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