control.h

实现linux平台下零拷贝技术的软件包。

/*
 * 	control.h	
 * 
 * 2006 Copyright (c) Evgeniy Polyakov <[e-mail]>
 * All rights reserved.
 * 
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef __INT_H
#define __INT_H

#define PAGE_SIZE	4096

struct zc_control
{
	int		cpu;
	int		fd;
	unsigned int	offset;
	struct zc_data	e[ZC_MAX_ENTRY_NUM];
};

struct zc_control *zc_ctl_init(int nr_cpus, char *ctl_file);
int zc_prepare(struct zc_control *ctl, unsigned int entry_num);

#endif /* __INT_H */