diff options
Diffstat (limited to 'lib/libc/net/gethostbynis.c')
-rw-r--r-- | lib/libc/net/gethostbynis.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/lib/libc/net/gethostbynis.c b/lib/libc/net/gethostbynis.c deleted file mode 100644 index 45dbe5a..0000000 --- a/lib/libc/net/gethostbynis.c +++ /dev/null @@ -1,142 +0,0 @@ -/*- - * Copyright (c) 1994, Garrett Wollman - * - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE 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. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)$Id$"; -static char rcsid[] = "$Id$"; -#endif /* LIBC_SCCS and not lint */ - -#include <sys/param.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <netdb.h> -#include <stdio.h> -#include <stdlib.h> -#include <ctype.h> -#include <errno.h> -#include <string.h> -#ifdef YP -#include <rpc/rpc.h> -#include <rpcsvc/yp_prot.h> -#include <rpcsvc/ypclnt.h> -#endif - -#define MAXALIASES 35 -#define MAXADDRS 35 - -#ifdef YP -static char *host_aliases[MAXALIASES]; -static char hostaddr[MAXADDRS]; -static char *host_addrs[2]; -#endif /* YP */ - -static struct hostent * -_gethostbynis(name, map, af) - const char *name; - char *map; - int af; -{ -#ifdef YP - register char *cp, **q; - char *result; - int resultlen; - static struct hostent h; - static char *domain = (char *)NULL; - static char ypbuf[YPMAXRECORD + 2]; - - switch(af) { - case AF_INET: - break; - default: - case AF_INET6: - errno = EAFNOSUPPORT; - return NULL; - } - - if (domain == (char *)NULL) - if (yp_get_default_domain (&domain)) - return ((struct hostent *)NULL); - - if (yp_match(domain, map, name, strlen(name), &result, &resultlen)) - return ((struct hostent *)NULL); - - /* avoid potential memory leak */ - bcopy((char *)result, (char *)&ypbuf, resultlen); - ypbuf[resultlen] = '\0'; - free(result); - result = (char *)&ypbuf; - - if ((cp = index(result, '\n'))) - *cp = '\0'; - - cp = strpbrk(result, " \t"); - *cp++ = '\0'; - h.h_addr_list = host_addrs; - h.h_addr = hostaddr; - *((u_long *)h.h_addr) = inet_addr(result); - h.h_length = sizeof(u_long); - h.h_addrtype = AF_INET; - while (*cp == ' ' || *cp == '\t') - cp++; - h.h_name = cp; - q = h.h_aliases = host_aliases; - cp = strpbrk(cp, " \t"); - if (cp != NULL) - *cp++ = '\0'; - while (cp && *cp) { - if (*cp == ' ' || *cp == '\t') { - cp++; - continue; - } - if (q < &host_aliases[MAXALIASES - 1]) - *q++ = cp; - cp = strpbrk(cp, " \t"); - if (cp != NULL) - *cp++ = '\0'; - } - *q = NULL; - return (&h); -#else - return (NULL); -#endif /* YP */ -} - -struct hostent * -_gethostbynisname(name, af) - const char *name; - int af; -{ - return _gethostbynis(name, "hosts.byname", af); -} - -struct hostent * -_gethostbynisaddr(addr, len, af) - const char *addr; - int len; - int af; -{ - return _gethostbynis(inet_ntoa(*(struct in_addr *)addr),"hosts.byaddr", af); -} |