diff options
Diffstat (limited to 'contrib/ipfilter/lib/hostname.c')
-rw-r--r-- | contrib/ipfilter/lib/hostname.c | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/contrib/ipfilter/lib/hostname.c b/contrib/ipfilter/lib/hostname.c deleted file mode 100644 index b8295d4..0000000 --- a/contrib/ipfilter/lib/hostname.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Copyright (C) 2002-2003 by Darren Reed. - * - * See the IPFILTER.LICENCE file for details on licencing. - * - * $Id: hostname.c,v 1.6.2.2 2007/01/16 02:25:22 darrenr Exp $ - */ - -#include "ipf.h" - -char *hostname(v, ip) -int v; -void *ip; -{ - static char hostbuf[MAXHOSTNAMELEN+1]; - struct hostent *hp; - struct in_addr ipa; - struct netent *np; - - memset(&ipa, 0, sizeof(ipa)); /* XXX gcc */ - - if (v == 4) { - ipa.s_addr = *(u_32_t *)ip; - if (ipa.s_addr == htonl(0xfedcba98)) - return "test.host.dots"; - } - - if ((opts & OPT_NORESOLVE) == 0) { - if (v == 4) { - hp = gethostbyaddr(ip, 4, AF_INET); - if (hp != NULL && hp->h_name != NULL && - *hp->h_name != '\0') { - strncpy(hostbuf, hp->h_name, sizeof(hostbuf)); - hostbuf[sizeof(hostbuf) - 1] = '\0'; - return hostbuf; - } - - np = getnetbyaddr(ipa.s_addr, AF_INET); - if (np != NULL && np->n_name != NULL && - *np->n_name != '\0') { - strncpy(hostbuf, np->n_name, sizeof(hostbuf)); - hostbuf[sizeof(hostbuf) - 1] = '\0'; - return hostbuf; - } - } - } - - if (v == 4) { - return inet_ntoa(ipa); - } -#ifdef USE_INET6 - (void) inet_ntop(AF_INET6, ip, hostbuf, sizeof(hostbuf) - 1); - hostbuf[MAXHOSTNAMELEN] = '\0'; - return hostbuf; -#else - return "IPv6"; -#endif -} |