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/*
*
* D-Bus++ - C++ bindings for D-Bus
*
* Copyright (C) 2005-2007 Paolo Durante <shackan@gmail.com>
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef DBUSXX_PIPE_H
#define DBUSXX_PIPE_H
/* Project */
#include "api.h"
/* STD */
#include <cstdlib>
#include <sys/types.h>
#include <sys/types.h>
namespace DBus
{
class DXXAPI Pipe
{
public:
/*!
* Write some data into the communication pipe.
*
* @param buffer The raw data to write.
* @param nbytes The number of bytes to write from the buffer.
*/
void write(const void *buffer, unsigned int nbytes);
ssize_t read(void *buffer, unsigned int &nbytes);
/*!
* Simply write one single byte into the pipe. This is a shortcut
* if there's really no data to transport, but to activate the handler.
*/
void signal();
private:
void(*_handler)(const void *data, void *buffer, unsigned int nbyte);
int _fd_write;
int _fd_read;
const void *_data;
// allow construction only in BusDispatcher
Pipe(void(*handler)(const void *data, void *buffer, unsigned int nbyte), const void *data);
~Pipe() {};
friend class BusDispatcher;
};
} /* namespace DBus */
#endif // DBUSXX_PIPE_H
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