1008 lines
20 KiB
C
1008 lines
20 KiB
C
/* $NetBSD: sync.c,v 1.34 2013/10/19 17:23:08 christos Exp $ */
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)sync.c 8.2 (Berkeley) 4/28/95";
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#else
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__RCSID("$NetBSD: sync.c,v 1.34 2013/10/19 17:23:08 christos Exp $");
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#endif
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#endif /* not lint */
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <limits.h>
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#include <signal.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "extern.h"
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#include "pathnames.h"
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#define BUFSIZE 4096
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/* Message types */
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#define W_CAPTAIN 1
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#define W_CAPTURED 2
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#define W_CLASS 3
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#define W_CREW 4
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#define W_DBP 5
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#define W_DRIFT 6
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#define W_EXPLODE 7
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/* W_FILE 8 not used */
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#define W_FOUL 9
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#define W_GUNL 10
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#define W_GUNR 11
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#define W_HULL 12
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#define W_MOVE 13
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#define W_OBP 14
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#define W_PCREW 15
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#define W_UNFOUL 16
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#define W_POINTS 17
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#define W_QUAL 18
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#define W_UNGRAP 19
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#define W_RIGG 20
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#define W_COL 21
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#define W_DIR 22
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#define W_ROW 23
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#define W_SIGNAL 24
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#define W_SINK 25
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#define W_STRUCK 26
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#define W_TA 27
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#define W_ALIVE 28
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#define W_TURN 29
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#define W_WIND 30
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#define W_FS 31
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#define W_GRAP 32
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#define W_RIG1 33
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#define W_RIG2 34
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#define W_RIG3 35
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#define W_RIG4 36
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#define W_BEGIN 37
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#define W_END 38
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#define W_DDEAD 39
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static void recv_captain(struct ship *ship, const char *astr);
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static void recv_captured(struct ship *ship, long a);
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static void recv_class(struct ship *ship, long a);
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static void recv_crew(struct ship *ship, long a, long b, long c);
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static void recv_dbp(struct ship *ship, long a, long b, long c, long d);
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static void recv_drift(struct ship *ship, long a);
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static void recv_explode(struct ship *ship, long a);
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static void recv_foul(struct ship *ship, long a);
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static void recv_gunl(struct ship *ship, long a, long b);
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static void recv_gunr(struct ship *ship, long a, long b);
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static void recv_hull(struct ship *ship, long a);
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static void recv_move(struct ship *ship, const char *astr);
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static void recv_obp(struct ship *ship, long a, long b, long c, long d);
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static void recv_pcrew(struct ship *ship, long a);
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static void recv_unfoul(struct ship *ship, long a, long b);
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static void recv_points(struct ship *ship, long a);
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static void recv_qual(struct ship *ship, long a);
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static void recv_ungrap(struct ship *ship, long a, long b);
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static void recv_rigg(struct ship *ship, long a, long b, long c, long d);
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static void recv_col(struct ship *ship, long a);
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static void recv_dir(struct ship *ship, long a);
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static void recv_row(struct ship *ship, long a);
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static void recv_signal(struct ship *ship, const char *astr);
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static void recv_sink(struct ship *ship, long a);
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static void recv_struck(struct ship *ship, long a);
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static void recv_ta(struct ship *ship, long a);
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static void recv_alive(void);
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static void recv_turn(long a);
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static void recv_wind(long a, long b);
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static void recv_fs(struct ship *ship, long a);
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static void recv_grap(struct ship *ship, long a);
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static void recv_rig1(struct ship *ship, long a);
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static void recv_rig2(struct ship *ship, long a);
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static void recv_rig3(struct ship *ship, long a);
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static void recv_rig4(struct ship *ship, long a);
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static void recv_begin(struct ship *ship);
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static void recv_end(struct ship *ship);
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static void recv_ddead(void);
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static void Write(int, struct ship *, long, long, long, long);
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static void Writestr(int, struct ship *, const char *);
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static int sync_update(int, struct ship *, const char *,
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long, long, long, long);
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static char sync_buf[BUFSIZE];
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static char *sync_bp = sync_buf;
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static long sync_seek;
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static FILE *sync_fp;
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static const char *
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get_sync_file(int scenario_number)
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{
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static char sync_file[NAME_MAX];
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snprintf(sync_file, sizeof(sync_file), _FILE_SYNC, scenario_number);
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return sync_file;
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}
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static const char *
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get_lock_file(int scenario_number)
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{
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static char sync_lock[NAME_MAX];
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snprintf(sync_lock, sizeof(sync_lock), _FILE_LOCK, scenario_number);
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return sync_lock;
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}
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void
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fmtship(char *buf, size_t len, const char *fmt, struct ship *ship)
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{
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while (*fmt) {
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if (len-- == 0) {
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*buf = '\0';
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return;
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}
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if (*fmt == '$' && fmt[1] == '$') {
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size_t l = snprintf(buf, len, "%s (%c%c)",
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ship->shipname, colours(ship), sterncolour(ship));
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buf += l;
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len -= l - 1;
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fmt += 2;
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}
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else
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*buf++ = *fmt++;
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}
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if (len > 0)
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*buf = '\0';
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}
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/*VARARGS3*/
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void
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makesignal(struct ship *from, const char *fmt, struct ship *ship, ...)
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{
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char message[BUFSIZ];
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char format[BUFSIZ];
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va_list ap;
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va_start(ap, ship);
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fmtship(format, sizeof(format), fmt, ship);
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vsnprintf(message, sizeof(message), format, ap);
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va_end(ap);
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send_signal(from, message);
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}
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/*VARARGS2*/
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void
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makemsg(struct ship *from, const char *fmt, ...)
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{
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char message[BUFSIZ];
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va_list ap;
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va_start(ap, fmt);
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vsnprintf(message, sizeof(message), fmt, ap);
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va_end(ap);
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send_signal(from, message);
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}
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int
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sync_exists(int gamenum)
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{
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const char *path;
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struct stat s;
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time_t t;
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path = get_sync_file(gamenum);
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time(&t);
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setegid(egid);
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if (stat(path, &s) < 0) {
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setegid(gid);
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return 0;
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}
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if (s.st_mtime < t - 60*60*2) { /* 2 hours */
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unlink(path);
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path = get_lock_file(gamenum);
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unlink(path);
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setegid(gid);
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return 0;
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} else {
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setegid(gid);
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return 1;
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}
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}
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int
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sync_open(void)
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{
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const char *sync_file;
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struct stat tmp;
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if (sync_fp != NULL)
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fclose(sync_fp);
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sync_file = get_sync_file(game);
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(void)get_lock_file(game);
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setegid(egid);
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if (stat(sync_file, &tmp) < 0) {
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mode_t omask = umask(002);
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sync_fp = fopen(sync_file, "w+");
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umask(omask);
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} else
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sync_fp = fopen(sync_file, "r+");
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setegid(gid);
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if (sync_fp == NULL)
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return -1;
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sync_seek = 0;
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return 0;
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}
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void
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sync_close(int doremove)
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{
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const char *sync_file;
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if (sync_fp != 0)
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fclose(sync_fp);
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if (doremove) {
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sync_file = get_sync_file(game);
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setegid(egid);
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unlink(sync_file);
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setegid(gid);
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}
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}
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static void
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Write(int type, struct ship *ship, long a, long b, long c, long d)
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{
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size_t max = sizeof(sync_buf) - (sync_bp - sync_buf);
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int shipindex = (ship == NULL) ? 0 : ship->file->index;
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snprintf(sync_bp, max, "%d %d 0 %ld %ld %ld %ld\n",
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type, shipindex, a, b, c, d);
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while (*sync_bp++)
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;
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sync_bp--;
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if (sync_bp >= &sync_buf[sizeof sync_buf])
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abort();
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sync_update(type, ship, NULL, a, b, c, d);
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}
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static void
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Writestr(int type, struct ship *ship, const char *a)
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{
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size_t max = sizeof(sync_buf) - (sync_bp - sync_buf);
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int shipindex = (ship == NULL) ? 0 : ship->file->index;
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snprintf(sync_bp, max, "%d %d 1 %s\n", type, shipindex, a);
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while (*sync_bp++)
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;
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sync_bp--;
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if (sync_bp >= &sync_buf[sizeof sync_buf])
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abort();
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sync_update(type, ship, a, 0, 0, 0, 0);
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}
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int
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Sync(void)
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{
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sig_t sighup, sigint;
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int n;
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int type, shipnum, isstr;
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char *astr;
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long a, b, c, d;
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char buf[80];
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char erred = 0;
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#ifndef LOCK_EX
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const char *sync_file;
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const char *sync_lock;
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#endif
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sighup = signal(SIGHUP, SIG_IGN);
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sigint = signal(SIGINT, SIG_IGN);
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for (n = TIMEOUT; --n >= 0;) {
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#ifdef LOCK_EX
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if (flock(fileno(sync_fp), LOCK_EX|LOCK_NB) >= 0)
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break;
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if (errno != EWOULDBLOCK)
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return -1;
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#else
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sync_file = get_sync_file(game);
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sync_lock = get_lock_file(game);
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setegid(egid);
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if (link(sync_file, sync_lock) >= 0) {
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setegid(gid);
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break;
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}
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setegid(gid);
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if (errno != EEXIST)
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return -1;
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#endif
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sleep(1);
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}
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if (n <= 0)
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return -1;
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fseek(sync_fp, sync_seek, SEEK_SET);
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for (;;) {
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switch (fscanf(sync_fp, "%d%d%d", &type, &shipnum, &isstr)) {
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case 3:
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break;
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case EOF:
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goto out;
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default:
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goto bad;
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}
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if (shipnum < 0 || shipnum >= cc->vessels)
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goto bad;
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if (isstr != 0 && isstr != 1)
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goto bad;
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if (isstr) {
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int ch;
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char *p;
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for (p = buf;;) {
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ch = getc(sync_fp);
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*p++ = ch;
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switch (ch) {
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case '\n':
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p--;
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case EOF:
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break;
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default:
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if (p >= buf + sizeof buf)
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p--;
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continue;
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}
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break;
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}
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*p = 0;
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for (p = buf; *p == ' '; p++)
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;
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astr = p;
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a = b = c = d = 0;
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} else {
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if (fscanf(sync_fp, "%ld%ld%ld%ld", &a, &b, &c, &d)
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!= 4)
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goto bad;
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astr = NULL;
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}
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if (sync_update(type, SHIP(shipnum), astr, a, b, c, d) < 0)
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goto bad;
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}
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bad:
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erred++;
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out:
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if (!erred && sync_bp != sync_buf) {
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fseek(sync_fp, 0L, SEEK_END);
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fwrite(sync_buf, sizeof *sync_buf, sync_bp - sync_buf,
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sync_fp);
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fflush(sync_fp);
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sync_bp = sync_buf;
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}
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sync_seek = ftell(sync_fp);
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#ifdef LOCK_EX
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flock(fileno(sync_fp), LOCK_UN);
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#else
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setegid(egid);
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unlink(sync_lock);
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setegid(gid);
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#endif
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signal(SIGHUP, sighup);
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signal(SIGINT, sigint);
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return erred ? -1 : 0;
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}
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static int
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sync_update(int type, struct ship *ship, const char *astr,
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long a, long b, long c, long d)
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{
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switch (type) {
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case W_CAPTAIN: recv_captain(ship, astr); break;
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case W_CAPTURED: recv_captured(ship, a); break;
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case W_CLASS: recv_class(ship, a); break;
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case W_CREW: recv_crew(ship, a, b, c); break;
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case W_DBP: recv_dbp(ship, a, b, c, d); break;
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case W_DRIFT: recv_drift(ship, a); break;
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case W_EXPLODE: recv_explode(ship, a); break;
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case W_FOUL: recv_foul(ship, a); break;
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case W_GUNL: recv_gunl(ship, a, b); break;
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case W_GUNR: recv_gunr(ship, a, b); break;
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case W_HULL: recv_hull(ship, a); break;
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case W_MOVE: recv_move(ship, astr); break;
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case W_OBP: recv_obp(ship, a, b, c, d); break;
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case W_PCREW: recv_pcrew(ship, a); break;
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case W_UNFOUL: recv_unfoul(ship, a, b); break;
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case W_POINTS: recv_points(ship, a); break;
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case W_QUAL: recv_qual(ship, a); break;
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case W_UNGRAP: recv_ungrap(ship, a, b); break;
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case W_RIGG: recv_rigg(ship, a, b, c, d); break;
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case W_COL: recv_col(ship, a); break;
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case W_DIR: recv_dir(ship, a); break;
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case W_ROW: recv_row(ship, a); break;
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case W_SIGNAL: recv_signal(ship, astr); break;
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case W_SINK: recv_sink(ship, a); break;
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case W_STRUCK: recv_struck(ship, a); break;
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case W_TA: recv_ta(ship, a); break;
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case W_ALIVE: recv_alive(); break;
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case W_TURN: recv_turn(a); break;
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case W_WIND: recv_wind(a, b); break;
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case W_FS: recv_fs(ship, a); break;
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case W_GRAP: recv_grap(ship, a); break;
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case W_RIG1: recv_rig1(ship, a); break;
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case W_RIG2: recv_rig2(ship, a); break;
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case W_RIG3: recv_rig3(ship, a); break;
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case W_RIG4: recv_rig4(ship, a); break;
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case W_BEGIN: recv_begin(ship); break;
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case W_END: recv_end(ship); break;
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case W_DDEAD: recv_ddead(); break;
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default:
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fprintf(stderr, "sync_update: unknown type %d\r\n", type);
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return -1;
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}
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return 0;
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}
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/*
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* Messages to send
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*/
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void
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send_captain(struct ship *ship, const char *astr)
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{
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Writestr(W_CAPTAIN, ship, astr);
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}
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void
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send_captured(struct ship *ship, long a)
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{
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Write(W_CAPTURED, ship, a, 0, 0, 0);
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}
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void
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send_class(struct ship *ship, long a)
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{
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Write(W_CLASS, ship, a, 0, 0, 0);
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}
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void
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send_crew(struct ship *ship, long a, long b, long c)
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{
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Write(W_CREW, ship, a, b, c, 0);
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}
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void
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send_dbp(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
Write(W_DBP, ship, a, b, c, d);
|
|
}
|
|
|
|
void
|
|
send_drift(struct ship *ship, long a)
|
|
{
|
|
Write(W_DRIFT, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_explode(struct ship *ship, long a)
|
|
{
|
|
Write(W_EXPLODE, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_foul(struct ship *ship, long a)
|
|
{
|
|
Write(W_FOUL, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_gunl(struct ship *ship, long a, long b)
|
|
{
|
|
Write(W_GUNL, ship, a, b, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_gunr(struct ship *ship, long a, long b)
|
|
{
|
|
Write(W_GUNR, ship, a, b, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_hull(struct ship *ship, long a)
|
|
{
|
|
Write(W_HULL, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_move(struct ship *ship, const char *astr)
|
|
{
|
|
Writestr(W_MOVE, ship, astr);
|
|
}
|
|
|
|
void
|
|
send_obp(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
Write(W_OBP, ship, a, b, c, d);
|
|
}
|
|
|
|
void
|
|
send_pcrew(struct ship *ship, long a)
|
|
{
|
|
Write(W_PCREW, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_unfoul(struct ship *ship, long a, long b)
|
|
{
|
|
Write(W_UNFOUL, ship, a, b, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_points(struct ship *ship, long a)
|
|
{
|
|
Write(W_POINTS, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_qual(struct ship *ship, long a)
|
|
{
|
|
Write(W_QUAL, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_ungrap(struct ship *ship, long a, long b)
|
|
{
|
|
Write(W_UNGRAP, ship, a, b, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_rigg(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
Write(W_RIGG, ship, a, b, c, d);
|
|
}
|
|
|
|
void
|
|
send_col(struct ship *ship, long a)
|
|
{
|
|
Write(W_COL, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_dir(struct ship *ship, long a)
|
|
{
|
|
Write(W_DIR, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_row(struct ship *ship, long a)
|
|
{
|
|
Write(W_ROW, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_signal(struct ship *ship, const char *astr)
|
|
{
|
|
Writestr(W_SIGNAL, ship, astr);
|
|
}
|
|
|
|
void
|
|
send_sink(struct ship *ship, long a)
|
|
{
|
|
Write(W_SINK, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_struck(struct ship *ship, long a)
|
|
{
|
|
Write(W_STRUCK, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_ta(struct ship *ship, long a)
|
|
{
|
|
Write(W_TA, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_alive(void)
|
|
{
|
|
Write(W_ALIVE, NULL, 0, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_turn(long a)
|
|
{
|
|
Write(W_TURN, NULL, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_wind(long a, long b)
|
|
{
|
|
Write(W_WIND, NULL, a, b, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_fs(struct ship *ship, long a)
|
|
{
|
|
Write(W_FS, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_grap(struct ship *ship, long a)
|
|
{
|
|
Write(W_GRAP, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_rig1(struct ship *ship, long a)
|
|
{
|
|
Write(W_RIG1, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_rig2(struct ship *ship, long a)
|
|
{
|
|
Write(W_RIG2, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_rig3(struct ship *ship, long a)
|
|
{
|
|
Write(W_RIG3, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_rig4(struct ship *ship, long a)
|
|
{
|
|
Write(W_RIG4, ship, a, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_begin(struct ship *ship)
|
|
{
|
|
Write(W_BEGIN, ship, 0, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_end(struct ship *ship)
|
|
{
|
|
Write(W_END, ship, 0, 0, 0, 0);
|
|
}
|
|
|
|
void
|
|
send_ddead(void)
|
|
{
|
|
Write(W_DDEAD, NULL, 0, 0, 0, 0);
|
|
}
|
|
|
|
|
|
/*
|
|
* Actions upon message receipt
|
|
*/
|
|
|
|
static void
|
|
recv_captain(struct ship *ship, const char *astr)
|
|
{
|
|
strlcpy(ship->file->captain, astr, sizeof ship->file->captain);
|
|
}
|
|
|
|
static void
|
|
recv_captured(struct ship *ship, long a)
|
|
{
|
|
if (a < 0)
|
|
ship->file->captured = 0;
|
|
else
|
|
ship->file->captured = SHIP(a);
|
|
}
|
|
|
|
static void
|
|
recv_class(struct ship *ship, long a)
|
|
{
|
|
ship->specs->class = a;
|
|
}
|
|
|
|
static void
|
|
recv_crew(struct ship *ship, long a, long b, long c)
|
|
{
|
|
struct shipspecs *s = ship->specs;
|
|
|
|
s->crew1 = a;
|
|
s->crew2 = b;
|
|
s->crew3 = c;
|
|
}
|
|
|
|
static void
|
|
recv_dbp(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
struct BP *p = &ship->file->DBP[a];
|
|
|
|
p->turnsent = b;
|
|
p->toship = SHIP(c);
|
|
p->mensent = d;
|
|
}
|
|
|
|
static void
|
|
recv_drift(struct ship *ship, long a)
|
|
{
|
|
ship->file->drift = a;
|
|
}
|
|
|
|
static void
|
|
recv_explode(struct ship *ship, long a)
|
|
{
|
|
if ((ship->file->explode = a) == 2)
|
|
ship->file->dir = 0;
|
|
}
|
|
|
|
static void
|
|
recv_foul(struct ship *ship, long a)
|
|
{
|
|
struct snag *p = &ship->file->foul[a];
|
|
|
|
if (SHIP(a)->file->dir == 0)
|
|
return;
|
|
if (p->sn_count++ == 0)
|
|
p->sn_turn = turn;
|
|
ship->file->nfoul++;
|
|
}
|
|
|
|
static void
|
|
recv_gunl(struct ship *ship, long a, long b)
|
|
{
|
|
struct shipspecs *s = ship->specs;
|
|
|
|
s->gunL = a;
|
|
s->carL = b;
|
|
}
|
|
|
|
static void
|
|
recv_gunr(struct ship *ship, long a, long b)
|
|
{
|
|
struct shipspecs *s = ship->specs;
|
|
|
|
s->gunR = a;
|
|
s->carR = b;
|
|
}
|
|
|
|
static void
|
|
recv_hull(struct ship *ship, long a)
|
|
{
|
|
ship->specs->hull = a;
|
|
}
|
|
|
|
static void
|
|
recv_move(struct ship *ship, const char *astr)
|
|
{
|
|
strlcpy(ship->file->movebuf, astr, sizeof ship->file->movebuf);
|
|
}
|
|
|
|
static void
|
|
recv_obp(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
struct BP *p = &ship->file->OBP[a];
|
|
|
|
p->turnsent = b;
|
|
p->toship = SHIP(c);
|
|
p->mensent = d;
|
|
}
|
|
|
|
static void
|
|
recv_pcrew(struct ship *ship, long a)
|
|
{
|
|
ship->file->pcrew = a;
|
|
}
|
|
|
|
static void
|
|
recv_unfoul(struct ship *ship, long a, long b)
|
|
{
|
|
struct snag *p = &ship->file->foul[a];
|
|
|
|
if (p->sn_count > 0) {
|
|
if (b) {
|
|
ship->file->nfoul -= p->sn_count;
|
|
p->sn_count = 0;
|
|
} else {
|
|
ship->file->nfoul--;
|
|
p->sn_count--;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
recv_points(struct ship *ship, long a)
|
|
{
|
|
ship->file->points = a;
|
|
}
|
|
|
|
static void
|
|
recv_qual(struct ship *ship, long a)
|
|
{
|
|
ship->specs->qual = a;
|
|
}
|
|
|
|
static void
|
|
recv_ungrap(struct ship *ship, long a, long b)
|
|
{
|
|
struct snag *p = &ship->file->grap[a];
|
|
|
|
if (p->sn_count > 0) {
|
|
if (b) {
|
|
ship->file->ngrap -= p->sn_count;
|
|
p->sn_count = 0;
|
|
} else {
|
|
ship->file->ngrap--;
|
|
p->sn_count--;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
recv_rigg(struct ship *ship, long a, long b, long c, long d)
|
|
{
|
|
struct shipspecs *s = ship->specs;
|
|
|
|
s->rig1 = a;
|
|
s->rig2 = b;
|
|
s->rig3 = c;
|
|
s->rig4 = d;
|
|
}
|
|
|
|
static void
|
|
recv_col(struct ship *ship, long a)
|
|
{
|
|
ship->file->col = a;
|
|
}
|
|
|
|
static void
|
|
recv_dir(struct ship *ship, long a)
|
|
{
|
|
ship->file->dir = a;
|
|
}
|
|
|
|
static void
|
|
recv_row(struct ship *ship, long a)
|
|
{
|
|
ship->file->row = a;
|
|
}
|
|
|
|
static void
|
|
recv_signal(struct ship *ship, const char *astr)
|
|
{
|
|
if (mode == MODE_PLAYER) {
|
|
if (nobells)
|
|
Signal("$$: %s", ship, astr);
|
|
else
|
|
Signal("\a$$: %s", ship, astr);
|
|
}
|
|
}
|
|
|
|
static void
|
|
recv_sink(struct ship *ship, long a)
|
|
{
|
|
if ((ship->file->sink = a) == 2)
|
|
ship->file->dir = 0;
|
|
}
|
|
|
|
static void
|
|
recv_struck(struct ship *ship, long a)
|
|
{
|
|
ship->file->struck = a;
|
|
}
|
|
|
|
static void
|
|
recv_ta(struct ship *ship, long a)
|
|
{
|
|
ship->specs->ta = a;
|
|
}
|
|
|
|
static void
|
|
recv_alive(void)
|
|
{
|
|
alive = 1;
|
|
}
|
|
|
|
static void
|
|
recv_turn(long a)
|
|
{
|
|
turn = a;
|
|
}
|
|
|
|
static void
|
|
recv_wind(long a, long b)
|
|
{
|
|
winddir = a;
|
|
windspeed = b;
|
|
}
|
|
|
|
static void
|
|
recv_fs(struct ship *ship, long a)
|
|
{
|
|
ship->file->FS = a;
|
|
}
|
|
|
|
static void
|
|
recv_grap(struct ship *ship, long a)
|
|
{
|
|
struct snag *p = &ship->file->grap[a];
|
|
|
|
if (SHIP(a)->file->dir == 0)
|
|
return;
|
|
if (p->sn_count++ == 0)
|
|
p->sn_turn = turn;
|
|
ship->file->ngrap++;
|
|
}
|
|
|
|
static void
|
|
recv_rig1(struct ship *ship, long a)
|
|
{
|
|
ship->specs->rig1 = a;
|
|
}
|
|
|
|
static void
|
|
recv_rig2(struct ship *ship, long a)
|
|
{
|
|
ship->specs->rig2 = a;
|
|
}
|
|
|
|
static void
|
|
recv_rig3(struct ship *ship, long a)
|
|
{
|
|
ship->specs->rig3 = a;
|
|
}
|
|
|
|
static void
|
|
recv_rig4(struct ship *ship, long a)
|
|
{
|
|
ship->specs->rig4 = a;
|
|
}
|
|
|
|
static void
|
|
recv_begin(struct ship *ship)
|
|
{
|
|
strcpy(ship->file->captain, "begin");
|
|
people++;
|
|
}
|
|
|
|
static void
|
|
recv_end(struct ship *ship)
|
|
{
|
|
*ship->file->captain = 0;
|
|
ship->file->points = 0;
|
|
people--;
|
|
}
|
|
|
|
static void
|
|
recv_ddead(void)
|
|
{
|
|
hasdriver = 0;
|
|
}
|