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104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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 3 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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BACKENDS_NETWORKING_CURL_SESSIONREQUEST_H
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#define BACKENDS_NETWORKING_CURL_SESSIONREQUEST_H
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#include "backends/networking/curl/curlrequest.h"
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#include "common/memstream.h"
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namespace Common {
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class DumpFile;
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class JSONValue;
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class Path;
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}
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namespace Networking {
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#define CURL_SESSION_REQUEST_BUFFER_SIZE 512 * 1024
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struct SessionFileResponse {
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byte *buffer;
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uint32 len;
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bool eos;
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};
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/**
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* @brief Class for reading file and storing locally
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*
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* @return Returns SessionFileResponse in the callback
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*/
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class SessionRequest: public CurlRequest {
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protected:
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Common::MemoryWriteStreamDynamic _contentsStream;
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byte *_buffer;
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char *_text;
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bool _started, _complete, _success;
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bool _binary;
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Common::DumpFile *_localFile;
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SessionFileResponse _response;
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bool reuseStream();
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/** Prepares raw bytes from _contentsStream. */
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char *getPreparedContents();
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void finishError(const ErrorResponse &error, RequestState state = PAUSED) override;
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void finishSuccess() override;
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void openLocalFile(const Common::Path &localFile);
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public:
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SessionRequest(const Common::String &url, const Common::Path &localFile, DataCallback cb = nullptr, ErrorCallback ecb = nullptr, bool binary = false);
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~SessionRequest() override;
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void start();
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void startAndWait();
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void reuse(const Common::String &url, const Common::Path &localFile, DataCallback cb = nullptr, ErrorCallback ecb = nullptr, bool binary = false);
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void handle() override;
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void restart() override;
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/** This request DOES NOT delete automatically after calling callbacks. It gets PAUSED, and in order to make it FINISHED (i.e. delete), this method MUST be called. */
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void close();
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/**
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* @brief Closes the current request and removes any unfinished files
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*
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*/
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void abortRequest();
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bool complete();
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bool success();
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char *text();
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Common::JSONValue *json();
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byte *getData() { return _contentsStream.getData(); }
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uint32 getSize() { return _contentsStream.size(); }
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};
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} // End of namespace Networking
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#endif
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