mirror of https://github.com/aria2/aria2
114 lines
3.5 KiB
C++
114 lines
3.5 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#ifndef D_MULTI_URL_REQUEST_INFO_H
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#define D_MULTI_URL_REQUEST_INFO_H
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#include "common.h"
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#include <signal.h>
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#include <vector>
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#include <memory>
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#include "DownloadResult.h"
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#include "util.h"
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namespace aria2 {
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class RequestGroup;
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class Option;
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class UriListParser;
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class DownloadEngine;
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class MultiUrlRequestInfo {
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private:
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std::vector<std::shared_ptr<RequestGroup>> requestGroups_;
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std::shared_ptr<Option> option_;
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std::shared_ptr<UriListParser> uriListParser_;
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std::unique_ptr<DownloadEngine> e_;
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sigset_t mask_;
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bool useSignalHandler_;
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void printMessageForContinue();
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void setupSignalHandlers();
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void resetSignalHandlers();
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public:
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/*
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* MultiRequestInfo effectively takes ownership of the
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* requestGroups.
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*/
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MultiUrlRequestInfo(std::vector<std::shared_ptr<RequestGroup>> requestGroups,
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const std::shared_ptr<Option>& op,
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const std::shared_ptr<UriListParser>& uriListParser);
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~MultiUrlRequestInfo();
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// Returns FINISHED if all downloads have completed, otherwise returns the
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// last download result.
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//
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// This method actually calls prepare() and
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// getDownloadEngine()->run(true) and getResult().
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error_code::Value execute();
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// Performs preparations for downloads, including creating
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// DownloadEngine instance. This function returns 0 if it succeeds,
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// or -1.
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int prepare();
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// Performs finalization of download process, including saving
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// sessions. This function returns last error code in this session,
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// in particular, this function returns FINISHED if all downloads
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// have completed.
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error_code::Value getResult();
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const std::unique_ptr<DownloadEngine>& getDownloadEngine() const;
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// Signal handlers are not prepared if false is given.
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void setUseSignalHandler(bool useSignalHandler)
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{
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useSignalHandler_ = useSignalHandler;
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}
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};
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} // namespace aria2
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#endif // D_MULTI_URL_REQUEST_INFO_H
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