includes/cf/linux.h

   1 /* linux.h
   2
   3    System dependencies for Linux.
   4
   5    Based on a configuration originally supplied by Jonathan Stone. */
   6
   7 /*
   8  * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
   9  * Copyright (c) 1996-2003 by Internet Software Consortium
  10  *
  11  * Permission to use, copy, modify, and distribute this software for any
  12  * purpose with or without fee is hereby granted, provided that the above
  13  * copyright notice and this permission notice appear in all copies.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  16  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  17  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  18  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  19  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  20  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  21  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  *
  23  *   Internet Systems Consortium, Inc.
  24  *   950 Charter Street
  25  *   Redwood City, CA 94063
  26  *   <info@isc.org>
  27  *   http://www.isc.org/
  28  *
  29  * This software has been written for Internet Systems Consortium
  30  * by Ted Lemon in cooperation with Vixie Enterprises and Nominum, Inc.
  31  * To learn more about Internet Systems Consortium, see
  32  * ``http://www.isc.org/''.  To learn more about Vixie Enterprises,
  33  * see ``http://www.vix.com''.   To learn more about Nominum, Inc., see
  34  * ``http://www.nominum.com''.
  35  */
  36
  37 #include <features.h>
  38 #ifndef __BIT_TYPES_DEFINED__
  39 #define __BIT_TYPES_DEFINED__
  40 #undef __USE_BSD
  41 typedef char int8_t;
  42 typedef short int16_t;
  43 typedef long int32_t;
  44
  45 typedef unsigned char u_int8_t;
  46 typedef unsigned short u_int16_t;
  47 typedef unsigned long u_int32_t;
  48 #endif /* __BIT_TYPES_DEFINED__ */
  49
  50 typedef u_int8_t u8;
  51 typedef u_int16_t u16;
  52 typedef u_int32_t u32;
  53
  54 #include <syslog.h>
  55 #include <sys/types.h>
  56 #include <string.h>
  57 #include <errno.h>
  58 #include <unistd.h>
  59 #include <sys/wait.h>
  60 #include <signal.h>
  61 #include <setjmp.h>
  62 #include <limits.h>
  63
  64 extern int h_errno;
  65
  66 #include <net/if.h>
  67 #include <net/route.h>
  68
  69 #if LINUX_MAJOR == 1
  70 # include <linux/if_arp.h>
  71 # include <linux/time.h>                /* also necessary */
  72 #else
  73 # include <net/if_arp.h>
  74 #endif
  75
  76 #include <sys/time.h>           /* gettimeofday()*/
  77
  78 /* Databases go in /var/state/dhcp.   It would also be valid to put them
  79    in /var/state/misc - indeed, given that there's only one lease file, it
  80    would probably be better.   However, I have some ideas for optimizing
  81    the lease database that may result in a _lot_ of smaller files being
  82    created, so in that context it makes more sense to have a seperate
  83    directory. */
  84
  85 #ifndef _PATH_DHCPD_DB
  86 #define _PATH_DHCPD_DB          "/var/state/dhcp/dhcpd.leases"
  87 #endif
  88
  89 #ifndef _PATH_DHCLIENT_DB
  90 #define _PATH_DHCLIENT_DB       "/var/state/dhcp/dhclient.leases"
  91 #endif
  92
  93 /* Varargs stuff... */
  94 #include <stdarg.h>
  95 #define VA_DOTDOTDOT ...
  96 #define VA_start(list, last) va_start (list, last)
  97 #define va_dcl
  98
  99 #define VOIDPTR void *
 100
 101 #define EOL     '\n'
 102
 103 /* Time stuff... */
 104
 105 #include <time.h>
 106
 107 #define TIME time_t
 108 #define GET_TIME(x)     time ((x))
 109
 110 #if (LINUX_MAJOR >= 2)
 111 # if (LINUX_MINOR >= 1)
 112 #  if defined (USE_DEFAULT_NETWORK)
 113 #   define USE_LPF
 114 #  endif
 115 #  if !defined (__sparc__)      /* XXX hopefully this will be fixed someday */
 116 #   define SIOCGIFCONF_ZERO_PROBE
 117 #  endif
 118 #  define LINUX_SLASHPROC_DISCOVERY
 119 #  define PROCDEV_DEVICE "/proc/net/dev"
 120 #  define HAVE_ARPHRD_TUNNEL
 121 #  define HAVE_TR_SUPPORT
 122 # endif
 123 # define HAVE_ARPHRD_METRICOM
 124 # define HAVE_ARPHRD_IEEE802
 125 # define HAVE_ARPHRD_LOOPBACK
 126 # define HAVE_SO_BINDTODEVICE
 127 # define HAVE_SIOCGIFHWADDR
 128 # define HAVE_SETFD
 129 #endif
 130
 131 #if defined (SIOCGIFHWADDR) && !defined (HAVE_SIOCGIFHWADDR)
 132 # define HAVE_SIOCGIFHWADDR
 133 #endif
 134
 135 #if !defined (USE_LPF)
 136 # if defined (USE_DEFAULT_NETWORK)
 137 #  define USE_SOCKETS
 138 #  define SOCKET_CAN_RECEIVE_UNICAST_UNCONFIGURED
 139 # endif
 140 # define IGNORE_HOSTUNREACH
 141 #endif
 142
 143 #define ALIAS_NAMES_PERMUTED
 144 #define SKIP_DUMMY_INTERFACES
 145
 146 #ifdef NEED_PRAND_CONF
 147 #ifndef HAVE_DEV_RANDOM
 148  # define HAVE_DEV_RANDOM 1
 149  #endif /* HAVE_DEV_RANDOM */
 150
 151 const char *cmds[] = {
 152         "/bin/ps -axlw 2>&1",
 153         "/sbin/arp -an 2>&1",
 154         "/bin/netstat -an 2>&1",
 155         "/bin/df  2>&1",
 156         "/usr/bin/dig com. soa +ti=1 +retry=0 2>&1",
 157         "/usr/bin/uptime  2>&1",
 158         "/bin/netstat -s 2>&1",
 159         "/usr/bin/dig . soa +ti=1 +retry=0 2>&1",
 160         "/usr/bin/vmstat  2>&1",
 161         "/usr/bin/w  2>&1",
 162         NULL
 163 };
 164
 165 const char *dirs[] = {
 166         "/tmp",
 167         "/usr/tmp",
 168         ".",
 169         "/",
 170         "/var/spool",
 171         "/dev",
 172         "/var/spool/mail",
 173         "/home",
 174         "/usr/home",
 175         NULL
 176 };
 177
 178 const char *files[] = {
 179         "/proc/stat",
 180         "/proc/rtc",
 181         "/proc/meminfo",
 182         "/proc/interrupts",
 183         "/proc/self/status",
 184         "/var/log/messages",
 185         "/var/log/wtmp",
 186         "/var/log/lastlog",
 187         NULL
 188 };
 189 #endif /* NEED_PRAND_CONF */