diff options
Diffstat (limited to 'crypto/heimdal/lib/roken/getnameinfo.c')
| -rw-r--r-- | crypto/heimdal/lib/roken/getnameinfo.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/crypto/heimdal/lib/roken/getnameinfo.c b/crypto/heimdal/lib/roken/getnameinfo.c deleted file mode 100644 index 7e2d232d6c361..0000000000000 --- a/crypto/heimdal/lib/roken/getnameinfo.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Copyright (c) 1999 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -RCSID("$Id: getnameinfo.c,v 1.2 1999/12/03 04:10:07 assar Exp $"); -#endif - -#include "roken.h" - -static int -doit (int af, - const void *addr, - size_t addrlen, - int port, - char *host, size_t hostlen, - char *serv, size_t servlen, - int flags) -{ - if (host != NULL) { - if (flags & NI_NUMERICHOST) { - if (inet_ntop (af, addr, host, hostlen) == NULL) - return EAI_SYSTEM; - } else { - struct hostent *he = gethostbyaddr (addr, - addrlen, - af); - if (he != NULL) { - strlcpy (host, he->h_name, hostlen); - if (flags & NI_NOFQDN) { - char *dot = strchr (host, '.'); - if (dot != NULL) - *dot = '\0'; - } - } else if (flags & NI_NAMEREQD) { - return EAI_NONAME; - } else if (inet_ntop (AF_INET, addr, host, hostlen) == NULL) - return EAI_SYSTEM; - } - } - - if (serv != NULL) { - if (flags & NI_NUMERICSERV) { - snprintf (serv, servlen, "%u", ntohs(port)); - } else { - const char *proto = "tcp"; - struct servent *se; - - if (flags & NI_DGRAM) - proto = "udp"; - - se = getservbyport (port, proto); - if (se == NULL) { - snprintf (serv, servlen, "%u", ntohs(port)); - } else { - strlcpy (serv, se->s_name, servlen); - } - } - } - return 0; -} - -/* - * - */ - -int -getnameinfo(const struct sockaddr *sa, socklen_t salen, - char *host, size_t hostlen, - char *serv, size_t servlen, - int flags) -{ - switch (sa->sa_family) { -#ifdef HAVE_IPV6 - case AF_INET6 : { - const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sa; - - return doit (AF_INET6, &sin6->sin6_addr, sizeof(sin6->sin6_addr), - sin6->sin6_port, - host, hostlen, - serv, servlen, - flags); - } -#endif - case AF_INET : { - const struct sockaddr_in *sin = (const struct sockaddr_in *)sa; - - return doit (AF_INET, &sin->sin_addr, sizeof(sin->sin_addr), - sin->sin_port, - host, hostlen, - serv, servlen, - flags); - } - default : - return EAI_FAMILY; - } -} |