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use bounded string op

This commit is contained in:
itojun 2003-07-14 09:21:03 +00:00
parent 24c1ca6e35
commit 6086476ade
1 changed files with 12 additions and 6 deletions
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18
usr.bin/whois/whois.c
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@ -1,4 +1,4 @@
/* $NetBSD: whois.c,v 1.19 2003/06/23 13:05:55 agc Exp $ */
/* $NetBSD: whois.c,v 1.20 2003/07/14 09:21:03 itojun Exp $ */
/*
* RIPE version marten@ripe.net
@ -58,7 +58,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
#if 0
static char sccsid[] = "@(#)whois.c 8.1 (Berkeley) 6/6/93";
#else
__RCSID("$NetBSD: whois.c,v 1.19 2003/06/23 13:05:55 agc Exp $");
__RCSID("$NetBSD: whois.c,v 1.20 2003/07/14 09:21:03 itojun Exp $");
#endif
#endif /* not lint */
#endif /* not RIPE */
@ -69,7 +69,7 @@ char sccsid[] =
"@(#)whois.c 5.11 (Berkeley) 3/2/91 - RIPE 1.15 94/09/07 marten@ripe.net";
#endif /* not lint */
#ifndef lint
__RCSID("$NetBSD: whois.c,v 1.19 2003/06/23 13:05:55 agc Exp $");
__RCSID("$NetBSD: whois.c,v 1.20 2003/07/14 09:21:03 itojun Exp $");
#endif
#endif /* RIPE */
@ -384,13 +384,18 @@ main(int argc, char *argv[])
#ifdef CLEVER
whoishost=(char *)calloc(MAXHOSTNAMELEN, sizeof(char));
if (!whoishost)
err(1, "malloc");
myhost =(char *)calloc(MAXHOSTNAMELEN, sizeof(char));
if (!myhost)
err(1, "malloc");
myerror = gethostname(myhost, MAXHOSTNAMELEN);
if (myerror >= 0) {
if (occurs(myhost, ".")) {
mytoplevel = rindex(myhost,'.');
mytoplevel++;
(void) sprintf(whoishost, "%s-whois.ripe.net", mytoplevel);
(void) snprintf(whoishost, MAXHOSTNAMELEN, "%s-whois.ripe.net",
mytoplevel);
if (verb) fprintf(stderr, "Clever guess: %s\n", whoishost);
}
}
@ -554,8 +559,9 @@ main(int argc, char *argv[])
/* we can only send the -V when we are sure that we are dealing with
a RIPE whois server :-( */
whoishost=(char *)calloc(strlen(host)+1, sizeof(char));
strcpy(whoishost, host);
whoishost = strdup(host);
if (!whoishost)
err(1, "malloc");
for (string=whoishost;(*string=(char)tolower(*string));string++);
if (strstr(whoishost, "ripe.net") ||