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MultiLibeio.h
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MultiLibeio.h
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/*
* Phusion Passenger - http://www.modrails.com/
* Copyright (c) 2011 Phusion
*
* "Phusion Passenger" is a trademark of Hongli Lai & Ninh Bui.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _PASSENGER_MULTI_LIBEIO_H_
#define _PASSENGER_MULTI_LIBEIO_H_
#include <boost/function.hpp>
#include <eio.h>
#include <SafeLibev.h>
namespace Passenger {
using namespace boost;
class MultiLibeio {
private:
SafeLibevPtr libev;
public:
typedef function<void (eio_req *req)> ExecuteCallback;
typedef function<void (eio_req req)> Callback;
static void init();
static void shutdown();
MultiLibeio() { }
MultiLibeio(const SafeLibevPtr &_libev)
: libev(_libev)
{ }
const SafeLibevPtr &getLibev() const {
return libev;
}
eio_req *open(const char *path, int flags, mode_t mode, int pri, const Callback &callback);
eio_req *read(int fd, void *buf, size_t length, off_t offset, int pri, const Callback &callback);
eio_req *write(int fd, void *buf, size_t length, off_t offset, int pri, const Callback &callback);
eio_req *custom(const ExecuteCallback &execute, int pri, const Callback &callback);
};
} // namespace Passenger
#endif /* _PASSENGER_MULTI_LIBEIO_H_ */