plugins/common.h

   1 /*****************************************************************************
   2 *
   3 * Nagios plugins common include file
   4 *
   5 * License: GPL
   6 * Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)
   7 * Copyright (c) 2003-2007 Nagios Plugins Development Team
   8 *
   9 * Last Modified: $Date$
  10 *
  11 * Description:
  12 *
  13 * This file contains common include files and defines used in many of
  14 * the plugins.
  15 *
  16 *
  17 * This program is free software: you can redistribute it and/or modify
  18 * it under the terms of the GNU General Public License as published by
  19 * the Free Software Foundation, either version 3 of the License, or
  20 * (at your option) any later version.
  21 *
  22 * This program is distributed in the hope that it will be useful,
  23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25 * GNU General Public License for more details.
  26 *
  27 * You should have received a copy of the GNU General Public License
  28 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  29 *
  30 * $Id$
  31 *
  32 *****************************************************************************/
  33
  34 #ifndef _COMMON_H_
  35 #define _COMMON_H_
  36
  37 #include "config.h"
  38 /* This needs to be removed for Solaris servers, where 64 bit files, but 32 bit architecture
  39    This needs to be done early on because subsequent system includes use _FILE_OFFSET_BITS
  40    Cannot remove from config.h because is included by regex.c from lib/ */
  41 #if __sun__ && !defined(_LP64) && _FILE_OFFSET_BITS == 64
  42 #undef _FILE_OFFSET_BITS
  43 #endif
  44
  45 #ifdef HAVE_FEATURES_H
  46 #include <features.h>
  47 #endif
  48
  49 #include <stdio.h>                                                      /* obligatory includes */
  50 #include <stdlib.h>
  51 #include <errno.h>
  52
  53 /* This block provides uintmax_t - should be reported to coreutils that this should be added to fsuage.h */
  54 #if HAVE_INTTYPES_H
  55 # include <inttypes.h>
  56 #endif
  57 #if HAVE_STDINT_H
  58 # include <stdint.h>
  59 #endif
  60 #include <unistd.h>
  61 #ifndef UINTMAX_MAX
  62 # define UINTMAX_MAX ((uintmax_t) -1)
  63 #endif
  64
  65 #include <limits.h>     /* This is assumed true, because coreutils assume it too */
  66
  67 #ifdef HAVE_MATH_H
  68 #include <math.h>
  69 #endif
  70
  71 #ifdef HAVE_STRINGS_H
  72 #include <strings.h>
  73 #endif
  74 #ifdef HAVE_STRING_H
  75 #include <string.h>
  76 #endif
  77
  78 #ifdef HAVE_UNISTD_H
  79 #include <unistd.h>
  80 #endif
  81
  82 /* GET_NUMBER_OF_CPUS is a macro to return
  83    number of CPUs, if we can get that data.
  84    Use configure.in to test for various OS ways of
  85    getting that data
  86    Will return -1 if cannot get data
  87 */
  88 #ifdef HAVE_SYSCONF__SC_NPROCESSORS_CONF
  89 #define GET_NUMBER_OF_CPUS() sysconf(_SC_NPROCESSORS_CONF)
  90 #else
  91 #define GET_NUMBER_OF_CPUS() -1
  92 #endif
  93
  94 #ifdef TIME_WITH_SYS_TIME
  95 # include <sys/time.h>
  96 # include <time.h>
  97 #else
  98 # ifdef HAVE_SYS_TIME_H
  99 #  include <sys/time.h>
 100 # else
 101 #  include <time.h>
 102 # endif
 103 #endif
 104
 105 #ifdef HAVE_SYS_TYPES_H
 106 #include <sys/types.h>
 107 #endif
 108
 109 #ifdef HAVE_SYS_SOCKET_H
 110 #include <sys/socket.h>
 111 #endif
 112
 113 #ifdef HAVE_SIGNAL_H
 114 #include <signal.h>
 115 #endif
 116
 117 /* GNU Libraries */
 118 #include <getopt.h>
 119 #include "dirname.h"
 120
 121 #ifdef HAVE_LOCALE_H
 122 #include <locale.h>
 123 #endif
 124
 125 #ifdef HAVE_SYS_POLL_H
 126 # include "sys/poll.h"
 127 #endif
 128
 129 /*
 130  *
 131  * Missing Functions
 132  *
 133  */
 134
 135 #ifndef HAVE_STRTOL
 136 # define strtol(a,b,c) atol((a))
 137 #endif
 138
 139 #ifndef HAVE_STRTOUL
 140 # define strtoul(a,b,c) (unsigned long)atol((a))
 141 #endif
 142
 143 /* SSL implementations */
 144 #ifdef HAVE_GNUTLS_OPENSSL_H
 145 #  include <gnutls/openssl.h>
 146 #else
 147 #  ifdef HAVE_SSL_H
 148 #    include <rsa.h>
 149 #    include <crypto.h>
 150 #    include <x509.h>
 151 #    include <pem.h>
 152 #    include <ssl.h>
 153 #    include <err.h>
 154 #  else
 155 #    ifdef HAVE_OPENSSL_SSL_H
 156 #      include <openssl/rsa.h>
 157 #      include <openssl/crypto.h>
 158 #      include <openssl/x509.h>
 159 #      include <openssl/pem.h>
 160 #      include <openssl/ssl.h>
 161 #      include <openssl/err.h>
 162 #    endif
 163 #  endif
 164 #endif
 165
 166 /*
 167  *
 168  * Standard Values
 169  *
 170  */
 171
 172 enum {
 173         OK = 0,
 174         ERROR = -1
 175 };
 176
 177 /* AIX seems to have this defined somewhere else */
 178 #ifndef FALSE
 179 enum {
 180         FALSE,
 181         TRUE
 182 };
 183 #endif
 184
 185 enum {
 186         STATE_OK,
 187         STATE_WARNING,
 188         STATE_CRITICAL,
 189         STATE_UNKNOWN,
 190         STATE_DEPENDENT
 191 };
 192
 193 enum {
 194         DEFAULT_SOCKET_TIMEOUT = 10,     /* timeout after 10 seconds */
 195         MAX_INPUT_BUFFER = 8192,             /* max size of most buffers we use */
 196         MAX_HOST_ADDRESS_LENGTH = 256    /* max size of a host address */
 197 };
 198
 199 /*
 200  *
 201  * Internationalization
 202  *
 203  */
 204 #include "gettext.h"
 205 #define _(String) gettext (String)
 206 #if ! ENABLE_NLS
 207 # undef textdomain
 208 # define textdomain(Domainname) /* empty */
 209 # undef bindtextdomain
 210 # define bindtextdomain(Domainname, Dirname) /* empty */
 211 #endif
 212
 213 /* For non-GNU compilers to ignore __attribute__ */
 214 #ifndef __GNUC__
 215 # define __attribute__(x) /* do nothing */
 216 #endif
 217
 218 #endif /* _COMMON_H_ */