/*
 * Copyright (C) 2009-2011 Thomas Preud'homme <thomas.preud-homme@lip6.fr>
 *
 * 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 _SPECIFIC_COMM_H_
#define _SPECIFIC_COMM_H_ 1

#include <unistd.h>

#define READ_IDX 0
#define WRITE_IDX 1

struct channel
{
	int pipefd[2];
};

__BEGIN_DECLS

static inline void send(struct channel *channel, void **addr)
{
	unsigned int nb_read;
	void *addr_ptr;

	nb_read = 0;
	addr_ptr = &addr;
	do
	{
		int n;

		n = write(channel->pipefd[WRITE_IDX], addr_ptr, sizeof(void *) - nb_read);
		if (n > 0)
		{
			nb_read += n;
			addr_ptr = (void *) ((uintptr_t) addr_ptr + n);
		}
	} while (nb_read < sizeof(void *));
}

__END_DECLS

#endif