external/bsd/dhcpcd/dist/if-options.h

   1 /* $NetBSD: if-options.h,v 1.14 2015/09/04 12:25:01 roy Exp $ */
   2
   3 /*
   4  * dhcpcd - DHCP client daemon
   5  * Copyright (c) 2006-2015 Roy Marples <roy@marples.name>
   6  * All rights reserved
   7
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 #ifndef IF_OPTIONS_H
  31 #define IF_OPTIONS_H
  32
  33 #include <sys/param.h>
  34 #include <sys/socket.h>
  35 #include <net/if.h>
  36 #include <netinet/in.h>
  37
  38 #include <getopt.h>
  39 #include <limits.h>
  40 #include <stdint.h>
  41
  42 #include "auth.h"
  43
  44 /* Don't set any optional arguments here so we retain POSIX
  45  * compatibility with getopt */
  46 #define IF_OPTS "46bc:de:f:gh:i:j:kl:m:no:pqr:s:t:u:v:wxy:z:" \
  47                 "ABC:DEF:GHI:JKLMO:Q:S:TUVW:X:Z:"
  48
  49 #define DEFAULT_TIMEOUT         30
  50 #define DEFAULT_REBOOT          5
  51
  52 #ifndef HOSTNAME_MAX_LEN
  53 #define HOSTNAME_MAX_LEN        250     /* 255 - 3 (FQDN) - 2 (DNS enc) */
  54 #endif
  55 #define VENDORCLASSID_MAX_LEN   255
  56 #define CLIENTID_MAX_LEN        48
  57 #define USERCLASS_MAX_LEN       255
  58 #define VENDOR_MAX_LEN          255
  59
  60 #define DHCPCD_ARP                      (1ULL << 0)
  61 #define DHCPCD_RELEASE                  (1ULL << 1)
  62 #define DHCPCD_DOMAIN                   (1ULL << 2)
  63 #define DHCPCD_GATEWAY                  (1ULL << 3)
  64 #define DHCPCD_STATIC                   (1ULL << 4)
  65 #define DHCPCD_DEBUG                    (1ULL << 5)
  66 #define DHCPCD_LASTLEASE                (1ULL << 7)
  67 #define DHCPCD_INFORM                   (1ULL << 8)
  68 #define DHCPCD_REQUEST                  (1ULL << 9)
  69 #define DHCPCD_IPV4LL                   (1ULL << 10)
  70 #define DHCPCD_DUID                     (1ULL << 11)
  71 #define DHCPCD_PERSISTENT               (1ULL << 12)
  72 #define DHCPCD_DAEMONISE                (1ULL << 14)
  73 #define DHCPCD_DAEMONISED               (1ULL << 15)
  74 #define DHCPCD_TEST                     (1ULL << 16)
  75 #define DHCPCD_MASTER                   (1ULL << 17)
  76 #define DHCPCD_HOSTNAME                 (1ULL << 18)
  77 #define DHCPCD_CLIENTID                 (1ULL << 19)
  78 #define DHCPCD_LINK                     (1ULL << 20)
  79 #define DHCPCD_QUIET                    (1ULL << 21)
  80 #define DHCPCD_BACKGROUND               (1ULL << 22)
  81 #define DHCPCD_VENDORRAW                (1ULL << 23)
  82 #define DHCPCD_NOWAITIP                 (1ULL << 24) /* To force daemonise */
  83 #define DHCPCD_WAITIP                   (1ULL << 25)
  84 #define DHCPCD_SLAACPRIVATE             (1ULL << 26)
  85 #define DHCPCD_CSR_WARNED               (1ULL << 27)
  86 #define DHCPCD_XID_HWADDR               (1ULL << 28)
  87 #define DHCPCD_BROADCAST                (1ULL << 29)
  88 #define DHCPCD_DUMPLEASE                (1ULL << 30)
  89 #define DHCPCD_IPV6RS                   (1ULL << 31)
  90 #define DHCPCD_IPV6RA_REQRDNSS          (1ULL << 32)
  91 #define DHCPCD_IPV6RA_OWN               (1ULL << 33)
  92 #define DHCPCD_IPV6RA_OWN_DEFAULT       (1ULL << 34)
  93 #define DHCPCD_IPV4                     (1ULL << 35)
  94 #define DHCPCD_FORKED                   (1ULL << 36)
  95 #define DHCPCD_IPV6                     (1ULL << 37)
  96 #define DHCPCD_STARTED                  (1ULL << 38)
  97 #define DHCPCD_NOALIAS                  (1ULL << 39)
  98 #define DHCPCD_IA_FORCED                (1ULL << 40)
  99 #define DHCPCD_STOPPING                 (1ULL << 41)
 100 #define DHCPCD_DEPARTED                 (1ULL << 42)
 101 #define DHCPCD_HOSTNAME_SHORT           (1ULL << 43)
 102 #define DHCPCD_EXITING                  (1ULL << 44)
 103 #define DHCPCD_WAITIP4                  (1ULL << 45)
 104 #define DHCPCD_WAITIP6                  (1ULL << 46)
 105 #define DHCPCD_DEV                      (1ULL << 47)
 106 #define DHCPCD_IAID                     (1ULL << 48)
 107 #define DHCPCD_DHCP                     (1ULL << 49)
 108 #define DHCPCD_DHCP6                    (1ULL << 50)
 109 #define DHCPCD_IF_UP                    (1ULL << 51)
 110 // unassigned                           (1ULL << 52)
 111 // unassinged                           (1ULL << 53)
 112 #define DHCPCD_IPV6RA_AUTOCONF          (1ULL << 54)
 113 #define DHCPCD_ROUTER_HOST_ROUTE_WARNED (1ULL << 55)
 114 #define DHCPCD_IPV6RA_ACCEPT_NOPUBLIC   (1ULL << 56)
 115 #define DHCPCD_BOOTP                    (1ULL << 57)
 116 #define DHCPCD_INITIAL_DELAY            (1ULL << 58)
 117
 118 #define DHCPCD_NODROP   (DHCPCD_EXITING | DHCPCD_PERSISTENT)
 119
 120 #define DHCPCD_WAITOPTS (DHCPCD_WAITIP | DHCPCD_WAITIP4 | DHCPCD_WAITIP6)
 121
 122 #define DHCPCD_WARNINGS (DHCPCD_CSR_WARNED | \
 123                 DHCPCD_ROUTER_HOST_ROUTE_WARNED)
 124
 125 extern const struct option cf_options[];
 126
 127 struct if_sla {
 128         char ifname[IF_NAMESIZE];
 129         uint32_t sla;
 130         uint8_t prefix_len;
 131         int8_t sla_set;
 132 };
 133
 134 struct if_ia {
 135         uint8_t iaid[4];
 136 #ifdef INET6
 137         uint16_t ia_type;
 138         uint8_t iaid_set;
 139         struct in6_addr addr;
 140         uint8_t prefix_len;
 141         uint32_t sla_max;
 142         size_t sla_len;
 143         struct if_sla *sla;
 144 #endif
 145 };
 146
 147 struct vivco {
 148         size_t len;
 149         uint8_t *data;
 150 };
 151
 152 struct if_options {
 153         time_t mtime;
 154         uint8_t iaid[4];
 155         int metric;
 156         uint8_t requestmask[256 / NBBY];
 157         uint8_t requiremask[256 / NBBY];
 158         uint8_t nomask[256 / NBBY];
 159         uint8_t rejectmask[256 / NBBY];
 160         uint8_t dstmask[256 / NBBY];
 161         uint8_t requestmasknd[(UINT16_MAX + 1) / NBBY];
 162         uint8_t requiremasknd[(UINT16_MAX + 1) / NBBY];
 163         uint8_t nomasknd[(UINT16_MAX + 1) / NBBY];
 164         uint8_t rejectmasknd[(UINT16_MAX + 1) / NBBY];
 165         uint8_t requestmask6[(UINT16_MAX + 1) / NBBY];
 166         uint8_t requiremask6[(UINT16_MAX + 1) / NBBY];
 167         uint8_t nomask6[(UINT16_MAX + 1) / NBBY];
 168         uint8_t rejectmask6[(UINT16_MAX + 1) / NBBY];
 169         uint32_t leasetime;
 170         time_t timeout;
 171         time_t reboot;
 172         unsigned long long options;
 173
 174         struct in_addr req_addr;
 175         struct in_addr req_mask;
 176         struct rt_head *routes;
 177         unsigned int mtu;
 178         char **config;
 179
 180         char **environ;
 181         char *script;
 182
 183         char hostname[HOSTNAME_MAX_LEN + 1]; /* We don't store the length */
 184         uint8_t fqdn;
 185         uint8_t vendorclassid[VENDORCLASSID_MAX_LEN + 2];
 186         uint8_t clientid[CLIENTID_MAX_LEN + 2];
 187         uint8_t userclass[USERCLASS_MAX_LEN + 2];
 188         uint8_t vendor[VENDOR_MAX_LEN + 2];
 189
 190         size_t blacklist_len;
 191         in_addr_t *blacklist;
 192         size_t whitelist_len;
 193         in_addr_t *whitelist;
 194         size_t arping_len;
 195         in_addr_t *arping;
 196         char *fallback;
 197
 198         struct if_ia *ia;
 199         size_t ia_len;
 200
 201         struct dhcp_opt *dhcp_override;
 202         size_t dhcp_override_len;
 203         struct dhcp_opt *nd_override;
 204         size_t nd_override_len;
 205         struct dhcp_opt *dhcp6_override;
 206         size_t dhcp6_override_len;
 207         uint32_t vivco_en;
 208         struct vivco *vivco;
 209         size_t vivco_len;
 210         struct dhcp_opt *vivso_override;
 211         size_t vivso_override_len;
 212
 213         struct auth auth;
 214 };
 215
 216 struct if_options *read_config(struct dhcpcd_ctx *,
 217     const char *, const char *, const char *);
 218 int add_options(struct dhcpcd_ctx *, const char *,
 219     struct if_options *, int, char **);
 220 void free_dhcp_opt_embenc(struct dhcp_opt *);
 221 void free_options(struct if_options *);
 222
 223 #endif