Line data    Source code

       1             : // Copyright (c) 2012-2021  Made to Order Software Corp.  All Rights Reserved
       2             : //
       3             : // https://snapwebsites.org/project/eventdispatcher
       4             : // contact@m2osw.com
       5             : //
       6             : // This program is free software; you can redistribute it and/or modify
       7             : // it under the terms of the GNU General Public License as published by
       8             : // the Free Software Foundation; either version 2 of the License, or
       9             : // (at your option) any later version.
      10             : //
      11             : // This program is distributed in the hope that it will be useful,
      12             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             : // GNU General Public License for more details.
      15             : //
      16             : // You should have received a copy of the GNU General Public License along
      17             : // with this program; if not, write to the Free Software Foundation, Inc.,
      18             : // 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
      19             : #pragma once
      20             : 
      21             : /** \file
      22             :  * \brief Bufferization of data sent via a local stream.
      23             :  *
      24             :  * Class used to handle read events and bufferize the results.
      25             :  * It transforms the process_read() function in a process_line() instead.
      26             :  */
      27             : 
      28             : // self
      29             : //
      30             : #include    "eventdispatcher/local_stream_client_connection.h"
      31             : 
      32             : 
      33             : 
      34             : namespace ed
      35             : {
      36             : 
      37             : 
      38             : 
      39           1 : class local_stream_client_buffer_connection
      40             :     : public local_stream_client_connection
      41             : {
      42             : public:
      43             :     typedef std::shared_ptr<local_stream_client_buffer_connection>    pointer_t;
      44             : 
      45             :                                 local_stream_client_buffer_connection(
      46             :                                           addr::unix const & address
      47             :                                         , bool const blocking = false
      48             :                                         , bool const close_on_exec = true);
      49             : 
      50             :     bool                        has_input() const;
      51             :     bool                        has_output() const;
      52             : 
      53             :     // connection implementation
      54             :     //
      55             :     virtual bool                is_writer() const override;
      56             :     virtual void                process_read() override;
      57             :     virtual void                process_write() override;
      58             :     virtual void                process_hup() override;
      59             : 
      60             :     // local_stream_client_connection implementation
      61             :     //
      62             :     virtual ssize_t             write(void const * data, size_t length) override;
      63             : 
      64             :     // new callback
      65             :     //
      66             :     virtual void                process_line(std::string const & line) = 0;
      67             : 
      68             : private:
      69             :     std::string                 f_line = std::string();
      70             :     std::vector<char>           f_output = std::vector<char>();
      71             :     size_t                      f_position = 0;
      72             : };
      73             : 
      74             : 
      75             : 
      76             : } // namespace ed
      77             : // vim: ts=4 sw=4 et