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/* $OpenBSD: score.c,v 1.7 2002/05/31 04:21:30 pjanzen Exp $ */
/* $NetBSD: score.c,v 1.3 1995/04/22 10:09:12 cgd Exp $ */
/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)score.c 8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$OpenBSD: score.c,v 1.7 2002/05/31 04:21:30 pjanzen Exp $";
#endif
#endif /* not lint */
#include "robots.h"
#include "pathnames.h"
char *Scorefile = _PATH_SCORE;
#ifndef MAX_PER_UID
#define MAX_PER_UID 5
#endif
int Max_per_uid = MAX_PER_UID;
static SCORE Top[MAXSCORES];
/*
* score:
* Post the player's score, if reasonable, and then print out the
* top list.
*/
void
score(score_wfd)
int score_wfd;
{
int inf = score_wfd;
SCORE *scp;
uid_t uid;
bool done_show = FALSE;
static int numscores, max_uid;
Newscore = FALSE;
if (inf < 0)
return;
if (read(inf, &max_uid, sizeof max_uid) == sizeof max_uid)
read(inf, Top, sizeof Top);
else {
for (scp = Top; scp < &Top[MAXSCORES]; scp++)
scp->s_score = -1;
max_uid = Max_per_uid;
}
uid = getuid();
if (Top[MAXSCORES-1].s_score <= Score) {
numscores = 0;
for (scp = Top; scp < &Top[MAXSCORES]; scp++)
if (scp->s_score < 0 ||
(scp->s_uid == uid && ++numscores == max_uid)) {
if (scp->s_score > Score)
break;
scp->s_score = Score;
scp->s_uid = uid;
set_name(scp);
Newscore = TRUE;
break;
}
if (scp == &Top[MAXSCORES]) {
Top[MAXSCORES-1].s_score = Score;
Top[MAXSCORES-1].s_uid = uid;
set_name(&Top[MAXSCORES-1]);
Newscore = TRUE;
}
if (Newscore)
qsort(Top, MAXSCORES, sizeof Top[0], cmp_sc);
}
if (!Newscore) {
Full_clear = FALSE;
fsync(inf);
lseek(inf, 0, SEEK_SET);
return;
}
else
Full_clear = TRUE;
for (scp = Top; scp < &Top[MAXSCORES]; scp++) {
if (scp->s_score < 0)
break;
move((scp - Top) + 1, 15);
if (!done_show && scp->s_uid == uid && scp->s_score == Score)
standout();
printw(" %d\t%d\t%-*s ", (scp - Top) + 1, scp->s_score,
(int)(sizeof scp->s_name), scp->s_name);
if (!done_show && scp->s_uid == uid && scp->s_score == Score) {
standend();
done_show = TRUE;
}
}
Num_scores = scp - Top;
refresh();
if (Newscore) {
lseek(inf, 0L, SEEK_SET);
write(inf, &max_uid, sizeof max_uid);
write(inf, Top, sizeof Top);
}
fsync(inf);
lseek(inf, 0, SEEK_SET);
}
void
set_name(scp)
SCORE *scp;
{
PASSWD *pp;
if ((pp = getpwuid(scp->s_uid)) == NULL)
pp->pw_name = "???";
strlcpy(scp->s_name, pp->pw_name, MAXLOGNAME);
}
/*
* cmp_sc:
* Compare two scores.
*/
int
cmp_sc(s1, s2)
const void *s1, *s2;
{
return ((SCORE *)s2)->s_score - ((SCORE *)s1)->s_score;
}
/*
* show_score:
* Show the score list for the '-s' option.
*/
void
show_score()
{
SCORE *scp;
int inf;
static int max_score;
if ((inf = open(Scorefile, O_RDONLY)) < 0) {
perror(Scorefile);
return;
}
for (scp = Top; scp < &Top[MAXSCORES]; scp++)
scp->s_score = -1;
read(inf, &max_score, sizeof max_score);
read(inf, Top, sizeof Top);
close(inf);
inf = 1;
for (scp = Top; scp < &Top[MAXSCORES]; scp++)
if (scp->s_score >= 0)
printf("%d\t%d\t%.*s\n", inf++, scp->s_score,
(int)(sizeof scp->s_name), scp->s_name);
}
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