empserver/include/io_mask.h

53 lines
1.7 KiB
C

/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* 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
*
* ---
*
* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
* related information and legal notices. It is expected that any future
* projects/authors will amend these files as needed.
*
* ---
*
* io_mask.h: Describes an i/o mask
*
* Known contributors to this file:
*
*/
#ifndef _IO_MASK_H_
#define _IO_MASK_H_
struct io_mask {
int what;
int maxfd;
bit_fdmask readmask;
bit_fdmask user_readmask;
bit_fdmask writemask;
bit_fdmask user_writemask;
};
extern struct io_mask *iom_create(int);
extern void iom_getmask(struct io_mask *, int *, bit_fdmask *,
bit_fdmask *);
extern void iom_set(struct io_mask *, int, int);
extern void iom_clear(struct io_mask *, int, int);
extern void iom_zero(struct io_mask *, int);
#endif /* _IO_MASK_H_ */