lookup.subproj/lu_host.h

   1 /*
   2  * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25
  26 #ifndef _LU_HOST_H_
  27 #define _LU_HOST_H_
  28
  29 #include <sys/cdefs.h>
  30
  31
  32 #define WANT_NOTHING 0xfeedface
  33 #define WANT_A4_ONLY 0
  34 #define WANT_A6_ONLY 1
  35 #define WANT_A6_PLUS_MAPPED_A4 2
  36 #define WANT_MAPPED_A4_ONLY 3
  37
  38 /* ONLY TO BE USED BY getipv6nodebyaddr */
  39 #define WANT_A6_OR_MAPPED_A4_IF_NO_A6 -1
  40
  41
  42 __BEGIN_DECLS
  43
  44 void free_host_data(struct hostent *h);
  45 struct hostent * extract_host(XDR *xdr, int want, int *err);
  46 struct hostent * fake_hostent(const char *name, struct in_addr addr);
  47 struct hostent * fake_hostent6(const char *name, struct in6_addr addr);
  48 int is_a4_mapped(const char *s);
  49 int is_a4_compat(const char *s);
  50
  51 __END_DECLS
  52
  53 #endif /* ! _LU_HOST_H_ */