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-rw-r--r--plugins/gethostbyname.h115
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diff --git a/plugins/gethostbyname.h b/plugins/gethostbyname.h
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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 Usage:
36
37 #include <errno.h>
38 #include "gethostbyname.h"
39
40 f ()
41 {
42 struct ghbnctx ctx;
43
44 errno = 0;
45 hp = gethostbyname_ctx (host, &ctx);
46 if (hp == NULL)
47 {
48 if (errno != 0)
49 handle_value_of_errno (errno);
50 else
51 handle_value_of_h_errno (h_error_ctx (&ctx));
52 }
53 else
54 {
55 ...
56 }
57 free_ghbnctx (&ctx);
58 }
59 *************************************************************************/
60
61#ifndef _gethostbyname_h
62#define _gethostbyname_h
63
64#if HAVE_GETIPNODEBYNAME
65
66struct ghbnctx
67 {
68 int h_err;
69 struct hostent *hostent;
70 };
71
72#elif HAVE_GETHOSTBYNAME_R == 6
73
74struct ghbnctx
75 {
76 int h_err;
77 struct hostent hostent;
78 char *hostbuf;
79 size_t hostbuf_len;
80 };
81
82#elif HAVE_GETHOSTBYNAME_R == 5
83
84struct ghbnctx
85 {
86 int h_err;
87 struct hostent hostent;
88 char *hostbuf;
89 int hostbuf_len;
90 };
91
92#elif HAVE_GETHOSTBYNAME_R == 3
93
94struct ghbnctx
95 {
96 int h_err;
97 struct hostent_data hostent_data;
98 struct hostent hostent;
99 };
100
101#else
102
103struct ghbnctx
104 {
105 int h_err;
106 };
107
108#endif
109
110struct hostent *gethostbyname_ctx (const char *host, struct ghbnctx *ctx);
111int h_error_ctx (struct ghbnctx *ctx);
112void free_ghbnctx (struct ghbnctx *ctx);
113
114#endif
115