/*
Copyright_License {

  XCSoar Glide Computer - http://www.xcsoar.org/
  Copyright (C) 2000-2014 The XCSoar Project
  A detailed list of copyright holders can be found in the file "AUTHORS".

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
}
*/

#ifndef NET_TO_BUFFER_HPP
#define NET_TO_BUFFER_HPP

#include "Job/Job.hpp"

#include <stddef.h>

class OperationEnvironment;

namespace Net {
  class Session;

  /**
   * Download a URL into the specified buffer.  If the response is too
   * long, it is truncated.
   *
   * @return the number of bytes written, or -1 on error
   */
  int DownloadToBuffer(Session &session, const char *url,
                       void *buffer, size_t max_length,
                       OperationEnvironment &env);

  class DownloadToBufferJob : public Job {
    Session &session;
    const char *url;
    void *buffer;
    size_t max_length;
    int length;

  public:
    DownloadToBufferJob(Session &_session, const char *_url,
                        void *_buffer, size_t _max_length)
      :session(_session), url(_url),
       buffer(_buffer), max_length(_max_length),
       length(-1) {}

    int GetLength() const {
      return length;
    }

    virtual void Run(OperationEnvironment &env);
  };
}

#endif
