diff options
| author | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
|---|---|---|
| committer | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
| commit | fe856aa957978504137c1d425815d4ed8a22be40 (patch) | |
| tree | a5bb46ce0e64b2056f75700eadbf27aba7c39418 /plugins/gethostbyname.c | |
| parent | 210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff) | |
| download | monitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz | |
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'plugins/gethostbyname.c')
| -rw-r--r-- | plugins/gethostbyname.c | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/plugins/gethostbyname.c b/plugins/gethostbyname.c deleted file mode 100644 index c8f39edc..00000000 --- a/plugins/gethostbyname.c +++ /dev/null | |||
| @@ -1,241 +0,0 @@ | |||
| 1 | /****************************************************************************** | ||
| 2 | * | ||
| 3 | * Nagios gethostbyname_r()'s prototype. | ||
| 4 | * | ||
| 5 | * License: GPL | ||
| 6 | * Copyright (C) 2001,2002 Brian Stafford <brian@stafford.uklinux.net> | ||
| 7 | * | ||
| 8 | * Last Modified: $Date$ | ||
| 9 | * | ||
| 10 | * Description: | ||
| 11 | * | ||
| 12 | * This file is a ghastly hack because nobody can agree on | ||
| 13 | * gethostbyname_r()'s prototype. | ||
| 14 | * | ||
| 15 | * License Information: | ||
| 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 2 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, write to the Free Software | ||
| 29 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 30 | * | ||
| 31 | * $Id$ | ||
| 32 | * | ||
| 33 | *****************************************************************************/ | ||
| 34 | |||
| 35 | #ifdef HAVE_CONFIG_H | ||
| 36 | #include <config.h> | ||
| 37 | #endif | ||
| 38 | |||
| 39 | #define _SVID_SOURCE 1 /* Need this to get gethostbyname_r() */ | ||
| 40 | |||
| 41 | #include <assert.h> | ||
| 42 | |||
| 43 | #include <stdlib.h> | ||
| 44 | #include <string.h> | ||
| 45 | #include <netdb.h> | ||
| 46 | #include <errno.h> | ||
| 47 | |||
| 48 | #include "gethostbyname.h" | ||
| 49 | |||
| 50 | #if HAVE_GETIPNODEBYNAME | ||
| 51 | |||
| 52 | void | ||
| 53 | free_ghbnctx (struct ghbnctx *ctx) | ||
| 54 | { | ||
| 55 | assert (ctx != NULL); | ||
| 56 | |||
| 57 | if (ctx->hostent != NULL) | ||
| 58 | freehostent (ctx->hostent); | ||
| 59 | } | ||
| 60 | |||
| 61 | struct hostent * | ||
| 62 | gethostbyname_ctx (const char *host, struct ghbnctx *ctx) | ||
| 63 | { | ||
| 64 | assert (ctx != NULL); | ||
| 65 | |||
| 66 | memset (ctx, 0, sizeof (struct ghbnctx)); | ||
| 67 | ctx->hostent = getipnodebyname (host, AF_UNSPEC, AI_ADDRCONFIG, &ctx->h_err); | ||
| 68 | return ctx->hostent; | ||
| 69 | } | ||
| 70 | |||
| 71 | int | ||
| 72 | h_error_ctx (struct ghbnctx *ctx) | ||
| 73 | { | ||
| 74 | assert (ctx != NULL); | ||
| 75 | |||
| 76 | return ctx->h_err; | ||
| 77 | } | ||
| 78 | |||
| 79 | #elif HAVE_GETHOSTBYNAME_R == 6 | ||
| 80 | |||
| 81 | void | ||
| 82 | free_ghbnctx (struct ghbnctx *ctx) | ||
| 83 | { | ||
| 84 | assert (ctx != NULL); | ||
| 85 | |||
| 86 | if (ctx->hostbuf != NULL) | ||
| 87 | free (ctx->hostbuf); | ||
| 88 | } | ||
| 89 | |||
| 90 | struct hostent * | ||
| 91 | gethostbyname_ctx (const char *host, struct ghbnctx *ctx) | ||
| 92 | { | ||
| 93 | struct hostent *hp; | ||
| 94 | char *tmp; | ||
| 95 | int err; | ||
| 96 | |||
| 97 | assert (ctx != NULL); | ||
| 98 | |||
| 99 | memset (ctx, 0, sizeof (struct ghbnctx)); | ||
| 100 | ctx->hostbuf_len = 2048; | ||
| 101 | if ((ctx->hostbuf = malloc (ctx->hostbuf_len)) == NULL) | ||
| 102 | { | ||
| 103 | errno = ENOMEM; | ||
| 104 | return NULL; | ||
| 105 | } | ||
| 106 | while ((err = gethostbyname_r (host, | ||
| 107 | &ctx->hostent, ctx->hostbuf, ctx->hostbuf_len, | ||
| 108 | &hp, &ctx->h_err)) == ERANGE) | ||
| 109 | { | ||
| 110 | ctx->hostbuf_len += 1024; | ||
| 111 | if ((tmp = realloc (ctx->hostbuf, ctx->hostbuf_len)) == NULL) | ||
| 112 | { | ||
| 113 | errno = ENOMEM; | ||
| 114 | return NULL; | ||
| 115 | } | ||
| 116 | ctx->hostbuf = tmp; | ||
| 117 | } | ||
| 118 | if (err != 0) | ||
| 119 | { | ||
| 120 | errno = err; | ||
| 121 | return NULL; | ||
| 122 | } | ||
| 123 | return hp; | ||
| 124 | } | ||
| 125 | |||
| 126 | int | ||
| 127 | h_error_ctx (struct ghbnctx *ctx) | ||
| 128 | { | ||
| 129 | assert (ctx != NULL); | ||
| 130 | |||
| 131 | return ctx->h_err; | ||
| 132 | } | ||
| 133 | |||
| 134 | #elif HAVE_GETHOSTBYNAME_R == 5 | ||
| 135 | |||
| 136 | void | ||
| 137 | free_ghbnctx (struct ghbnctx *ctx) | ||
| 138 | { | ||
| 139 | assert (ctx != NULL); | ||
| 140 | |||
| 141 | if (ctx->hostbuf != NULL) | ||
| 142 | free (ctx->hostbuf); | ||
| 143 | } | ||
| 144 | |||
| 145 | struct hostent * | ||
| 146 | gethostbyname_ctx (const char *host, struct ghbnctx *ctx) | ||
| 147 | { | ||
| 148 | struct hostent *hp; | ||
| 149 | char *tmp; | ||
| 150 | |||
| 151 | assert (ctx != NULL); | ||
| 152 | |||
| 153 | memset (ctx, 0, sizeof (struct ghbnctx)); | ||
| 154 | ctx->hostbuf_len = 2048; | ||
| 155 | if ((ctx->hostbuf = malloc (ctx->hostbuf_len)) == NULL) | ||
| 156 | { | ||
| 157 | errno = ENOMEM; | ||
| 158 | return NULL; | ||
| 159 | } | ||
| 160 | while ((hp = gethostbyname_r (host, &ctx->hostent, | ||
| 161 | ctx->hostbuf, ctx->hostbuf_len, | ||
| 162 | &ctx->h_err)) == NULL && errno == ERANGE) | ||
| 163 | { | ||
| 164 | ctx->hostbuf_len += 1024; | ||
| 165 | if ((tmp = realloc (ctx->hostbuf, ctx->hostbuf_len)) == NULL) | ||
| 166 | { | ||
| 167 | errno = ENOMEM; | ||
| 168 | return NULL; | ||
| 169 | } | ||
| 170 | ctx->hostbuf = tmp; | ||
| 171 | } | ||
| 172 | return hp; | ||
| 173 | } | ||
| 174 | |||
| 175 | int | ||
| 176 | h_error_ctx (struct ghbnctx *ctx) | ||
| 177 | { | ||
| 178 | assert (ctx != NULL); | ||
| 179 | |||
| 180 | return ctx->h_err; | ||
| 181 | } | ||
| 182 | |||
| 183 | #elif HAVE_GETHOSTBYNAME_R == 3 | ||
| 184 | |||
| 185 | void | ||
| 186 | free_ghbnctx (struct ghbnctx *ctx) | ||
| 187 | { | ||
| 188 | assert (ctx != NULL); | ||
| 189 | |||
| 190 | /* FIXME: does this need to do anything? */ | ||
| 191 | } | ||
| 192 | |||
| 193 | struct hostent * | ||
| 194 | gethostbyname_ctx (const char *host, struct ghbnctx *ctx) | ||
| 195 | { | ||
| 196 | assert (ctx != NULL); | ||
| 197 | |||
| 198 | if (!gethostbyname_r (host, &ctx->hostent, &ctx->hostent_data)) | ||
| 199 | { | ||
| 200 | ctx->h_err = h_errno; /* FIXME: is this correct? */ | ||
| 201 | return NULL; | ||
| 202 | } | ||
| 203 | return &ctx->hostent; | ||
| 204 | } | ||
| 205 | |||
| 206 | int | ||
| 207 | h_error_ctx (struct ghbnctx *ctx) | ||
| 208 | { | ||
| 209 | assert (ctx != NULL); | ||
| 210 | |||
| 211 | return ctx->h_err; | ||
| 212 | } | ||
| 213 | |||
| 214 | #else | ||
| 215 | |||
| 216 | void | ||
| 217 | free_ghbnctx (struct ghbnctx *ctx __attribute__ ((unused))) | ||
| 218 | { | ||
| 219 | assert (ctx != NULL); | ||
| 220 | } | ||
| 221 | |||
| 222 | struct hostent * | ||
| 223 | gethostbyname_ctx (const char *host, struct ghbnctx *ctx) | ||
| 224 | { | ||
| 225 | struct hostent *hp; | ||
| 226 | |||
| 227 | hp = gethostbyname (host); | ||
| 228 | if (hp == NULL) | ||
| 229 | ctx->h_err = h_errno; | ||
| 230 | return hp; | ||
| 231 | } | ||
| 232 | |||
| 233 | int | ||
| 234 | h_error_ctx (struct ghbnctx *ctx) | ||
| 235 | { | ||
| 236 | assert (ctx != NULL); | ||
| 237 | |||
| 238 | return ctx->h_err; | ||
| 239 | } | ||
| 240 | |||
| 241 | #endif | ||
