2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2004, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * ioqueue.h: stores and frees data associated with a file descriptor.
29 * uses writev to write, and read to read.
31 * Known contributors to this file:
38 struct qelem queue; /* queue fwd/back */
39 int bsize; /* basic block size */
40 int cc; /* character count */
44 struct qelem queue; /* list of ioqueue elements */
45 int nbytes; /* number of data bytes present */
46 int offset; /* offset into current entry */
47 s_char *data; /* pointer to start */
50 void ioq_init(struct ioqueue *ioq, int bsize);
51 int ioq_peek(struct ioqueue *ioq, s_char *buf, int cc);
52 int ioq_dequeue(struct ioqueue *ioq, int cc);
53 int ioq_read(struct ioqueue *ioq, s_char *buf, int cc);
54 void ioq_write(struct ioqueue *ioq, s_char *buf, int cc);
55 int ioq_qsize(struct ioqueue *ioq);
56 void ioq_drain(struct ioqueue *ioq);
57 s_char *ioq_gets(struct ioqueue *ioq, s_char *buf, int cc);