8b585d631b
CurlRequest uses own multi_handle, in which it creates an easy_handle to make a request. Every time `handle()` is called it checks whether request is complete and, if it is, stops.
82 lines
2.3 KiB
C++
82 lines
2.3 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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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*/
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#define FORBIDDEN_SYMBOL_ALLOW_ALL
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#include "backends/cloud/dropbox/curlrequest.h"
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#include "common/debug.h"
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#include <curl/curl.h>
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namespace Cloud {
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namespace Dropbox {
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static size_t curlDataCallback(char *d, size_t n, size_t l, void *p) {
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debug("%p got %d more bytes", p, n * l);
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return n * l;
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}
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CurlRequest::CurlRequest(Callback cb, char *url) : Request(cb), _firstTime(true) {
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_curlm = curl_multi_init();
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_url = url;
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}
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CurlRequest::~CurlRequest() {
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curl_multi_cleanup(_curlm);
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}
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bool CurlRequest::handle() {
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if (_firstTime) {
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CURL *eh = curl_easy_init();
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curl_easy_setopt(eh, CURLOPT_WRITEFUNCTION, curlDataCallback);
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curl_easy_setopt(eh, CURLOPT_WRITEDATA, this);
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curl_easy_setopt(eh, CURLOPT_HEADER, 0L);
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curl_easy_setopt(eh, CURLOPT_URL, _url);
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curl_easy_setopt(eh, CURLOPT_VERBOSE, 0L);
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curl_multi_add_handle(_curlm, eh);
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_firstTime = false;
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}
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int U;
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curl_multi_perform(_curlm, &U);
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int Q;
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CURLMsg *_curlMsg;
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while ((_curlMsg = curl_multi_info_read(_curlm, &Q))) {
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if (_curlMsg->msg == CURLMSG_DONE) {
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CURL *e = _curlMsg->easy_handle;
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debug("R: %d - %s\n", _curlMsg->data.result, curl_easy_strerror(_curlMsg->data.result));
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curl_multi_remove_handle(_curlm, e);
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curl_easy_cleanup(e);
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_callback(0);
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return true;
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} else {
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debug("E: CURLMsg (%d)\n", _curlMsg->msg);
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}
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}
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return false;
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}
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} //end of namespace Dropbox
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} //end of namespace Cloud
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