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MF libexec/telnetd: Determine the host name using an array size of

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MAXHOSTNAMELEN and call trimdomain() before implementing
                    the -u option.


git-svn-id: http://svn0.us-east.freebsd.org/base/head/contrib/telnet@45493 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
This commit is contained in:
brian 1999-04-08 21:39:34 +00:00
parent e115c62597
commit ec2cbe8315
1 changed files with 3 additions and 2 deletions
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5
telnetd/telnetd.c
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@ -42,7 +42,7 @@ static const char copyright[] =
static const char sccsid[] = "@(#)telnetd.c 8.4 (Berkeley) 5/30/95";
#endif
static const char rcsid[] =
"$Id: telnetd.c,v 1.7 1999/04/06 23:35:21 brian Exp $";
"$Id: telnetd.c,v 1.8 1999/04/07 10:17:24 brian Exp $";
#endif /* not lint */
#include "telnetd.h"
@ -93,7 +93,7 @@ int auth_level = 0;
int require_SecurID = 0;
#endif
char remote_hostname[UT_HOSTSIZE + 1];
char remote_hostname[MAXHOSTNAMELEN];
int utmp_len = sizeof(remote_hostname) - 1;
int registerd_host_only = 0;
@ -871,6 +871,7 @@ doit(who)
Please contact your net administrator");
remote_hostname[sizeof(remote_hostname) - 1] = '\0';
trimdomain(remote_hostname, UT_HOSTSIZE);
if (!isdigit(remote_hostname[0]) && strlen(remote_hostname) > utmp_len)
strncpy(remote_hostname, inet_ntoa(who->sin_addr),
sizeof(remote_hostname) - 1);