JYCache/s3fs/curl_handlerpool.h

71 lines
2.1 KiB
C++

/*
* s3fs - FUSE-based file system backed by Amazon S3
*
* Copyright(C) 2007 Randy Rizun <rrizun@gmail.com>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef S3FS_CURL_HANDLERPOOL_H_
#define S3FS_CURL_HANDLERPOOL_H_
#include <cassert>
#include <curl/curl.h>
#include <list>
//----------------------------------------------
// Typedefs
//----------------------------------------------
typedef std::list<CURL*> hcurllist_t;
//----------------------------------------------
// class CurlHandlerPool
//----------------------------------------------
class CurlHandlerPool
{
public:
explicit CurlHandlerPool(int maxHandlers) : mMaxHandlers(maxHandlers)
{
assert(maxHandlers > 0);
}
CurlHandlerPool(const CurlHandlerPool&) = delete;
CurlHandlerPool(CurlHandlerPool&&) = delete;
CurlHandlerPool& operator=(const CurlHandlerPool&) = delete;
CurlHandlerPool& operator=(CurlHandlerPool&&) = delete;
bool Init();
bool Destroy();
CURL* GetHandler(bool only_pool);
void ReturnHandler(CURL* hCurl, bool restore_pool);
void ResetHandler(CURL* hCurl);
private:
int mMaxHandlers;
pthread_mutex_t mLock;
hcurllist_t mPool;
};
#endif // S3FS_CURL_HANDLERPOOL_H_
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: expandtab sw=4 ts=4 fdm=marker
* vim<600: expandtab sw=4 ts=4
*/