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ug_plugin_curl.h

/*
 *
 *   Copyright (C) 2005-2009 by Raymond Huang
 *   plushuang at users.sourceforge.net
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *  ---
 *
 *  In addition, as a special exception, the copyright holders give
 *  permission to link the code of portions of this program with the
 *  OpenSSL library under certain conditions as described in each
 *  individual source file, and distribute linked combinations
 *  including the two.
 *  You must obey the GNU Lesser General Public License in all respects
 *  for all of the code used other than OpenSSL.  If you modify
 *  file(s) with this exception, you may extend this exception to your
 *  version of the file(s), but you are not obligated to do so.  If you
 *  do not wish to do so, delete this exception statement from your
 *  version.  If you delete this exception statement from all source
 *  files in the program, then also delete it here.
 *
 */

/*
 *    Uget plug-ins for libcurl.
 *
 * UgPlugin
 * |
 * `--- UgPluginCurl
 *
 */

#ifndef UG_PLUGIN_CURL_H
#define UG_PLUGIN_CURL_H

// #define CURL_NO_OLDIES
#include <curl/curl.h>
#include <ug_plugin.h>
#include <ug_url.h>

#ifdef __cplusplus
extern "C" {
#endif


typedef     struct      UgPluginCurlT     UgPluginCurl;

extern      const UgPluginClass*    UgPluginCurlClass;


struct UgPluginCurlT {
      UG_PLUGIN_MEMBERS;
//    const UgPluginClass*    plugin_class;
//    GMutex*                             lock;
//    UgDataset*                    dataset;
//    UgMessage*                    queue;
//    UgState                             state;
//    guint                         ref_count;

      gboolean          error_occurred;
      gboolean          resumable;

      // retry
      guint             retry_limit;
      guint             retry_count;
      guint             retry_delay;      // seconds

      // proxy
      gint              proxy_list_length;
      gint              proxy_list_index;

      // URL parts
      UgUrlPart         urlpart;

      // http referer
      gchar*                  http_referer;
      // redirection - for HTTP header "Location:"
      gboolean          redirection;
      gint              redirection_count;
      gint              redirection_limit;            // default value is 30

      // for progress
      guint             progress_callback_counts;
      gint64                  complete_size;
      gint64                  total_size;
      GTimer*                 timer;
      gdouble                 consumed_time;
      gdouble                 current_speed;

      // for file output
      gchar*                  path;
      guint             path_folder_len;        // folder length for path
      gchar*                  path_tmp;
      FILE*             file_stream;                  // ug_plugin_curl_open_file ()
      curl_off_t        file_offset_beg;

      // libcurl
      // variables for libcurl runtime
      CURL*             curl;
      gchar             curl_error_string[CURL_ERROR_SIZE];
};


#ifdef __cplusplus
}
#endif

#endif  // End of UG_PLUGIN_CURL_H


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