usr.sbin/ppp/ncpaddr.h

   1 /*-
   2  * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD$
  27  */
  28
  29 /*
  30  * These structures should be treated as opaque.
  31  */
  32 struct ncprange {
  33   sa_family_t ncprange_family;
  34   union {
  35     struct {
  36       struct in_addr ipaddr;
  37       struct in_addr mask;
  38       int width;
  39     } ip4;
  40 #ifndef NOINET6
  41     struct {
  42       struct in6_addr ipaddr;
  43       int width;
  44     } ip6;
  45 #endif
  46   } u;
  47 };
  48
  49 struct ncpaddr {
  50   sa_family_t ncpaddr_family;
  51   union {
  52     struct in_addr ip4addr;
  53 #ifndef NOINET6
  54     struct in6_addr ip6addr;
  55 #endif
  56   } u;
  57 };
  58
  59 struct ncp;
  60
  61 extern void ncpaddr_init(struct ncpaddr *);
  62 extern int ncpaddr_isset(const struct ncpaddr *);
  63 extern int ncpaddr_isdefault(const struct ncpaddr *);
  64 extern int ncpaddr_equal(const struct ncpaddr *, const struct ncpaddr *);
  65 extern void ncpaddr_copy(struct ncpaddr *, const struct ncpaddr *);
  66 extern void ncpaddr_setip4addr(struct ncpaddr *, u_int32_t);
  67 extern int ncpaddr_getip4addr(const struct ncpaddr *, u_int32_t *);
  68 extern void ncpaddr_setip4(struct ncpaddr *, struct in_addr);
  69 extern int ncpaddr_getip4(const struct ncpaddr *, struct in_addr *);
  70 #ifndef NOINET6
  71 extern void ncpaddr_setip6(struct ncpaddr *, const struct in6_addr *);
  72 extern int ncpaddr_getip6(const struct ncpaddr *, struct in6_addr *);
  73 #endif
  74 extern void ncpaddr_getsa(const struct ncpaddr *, struct sockaddr_storage *);
  75 extern void ncpaddr_setsa(struct ncpaddr *, const struct sockaddr *);
  76 extern const char *ncpaddr_ntoa(const struct ncpaddr *);
  77 extern int ncpaddr_aton(struct ncpaddr *, struct ncp *, const char *);
  78
  79 extern void ncprange_init(struct ncprange *);
  80 extern int ncprange_isset(const struct ncprange *);
  81 extern int ncprange_equal(const struct ncprange *, const struct ncprange *);
  82 extern int ncprange_isdefault(const struct ncprange *);
  83 extern void ncprange_setdefault(struct ncprange *, int);
  84 extern int ncprange_contains(const struct ncprange *, const struct ncpaddr *);
  85 extern int ncprange_containsip4(const struct ncprange *, struct in_addr);
  86 extern void ncprange_copy(struct ncprange *, const struct ncprange *);
  87 extern void ncprange_set(struct ncprange *, const struct ncpaddr *, int);
  88 extern void ncprange_sethost(struct ncprange *, const struct ncpaddr *);
  89 extern int ncprange_ishost(const struct ncprange *);
  90 extern int ncprange_setwidth(struct ncprange *, int);
  91 extern void ncprange_setip4(struct ncprange *, struct in_addr, struct in_addr);
  92 extern void ncprange_setip4host(struct ncprange *, struct in_addr);
  93 extern int ncprange_setip4mask(struct ncprange *, struct in_addr);
  94 extern void ncprange_setsa(struct ncprange *, const struct sockaddr *,
  95                            const struct sockaddr *);
  96 extern void ncprange_getsa(const struct ncprange *, struct sockaddr_storage *,
  97                            struct sockaddr_storage *);
  98 extern int ncprange_getaddr(const struct ncprange *, struct ncpaddr *);
  99 extern int ncprange_getip4addr(const struct ncprange *, struct in_addr *);
 100 extern int ncprange_getip4mask(const struct ncprange *, struct in_addr *);
 101 extern int ncprange_getwidth(const struct ncprange *, int *);
 102 extern const char *ncprange_ntoa(const struct ncprange *);
 103 #ifndef NOINET6
 104 extern int ncprange_scopeid(const struct ncprange *);
 105 #endif
 106 extern int ncprange_aton(struct ncprange *, struct ncp *, const char *);
 107
 108 #define ncpaddr_family(a) ((a)->ncpaddr_family)
 109 #define ncprange_family(r) ((r)->ncprange_family)