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Marc Haber 2006-01-20 18:48:40 +00:00
commit 2894b36c61
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105
plugins/gethostbyname.h Normal file
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/*
* This file is a ghastly hack because nobody can agree on
* gethostbyname_r()'s prototype.
*
* Copyright (C) 2001,2002 Brian Stafford <brian@stafford.uklinux.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: gethostbyname.h,v 1.2 2004/12/01 23:54:51 opensides Exp $
*/
/*************************************************************************
Usage:
#include <errno.h>
#include "gethostbyname.h"
f ()
{
struct ghbnctx ctx;
errno = 0;
hp = gethostbyname_ctx (host, &ctx);
if (hp == NULL)
{
if (errno != 0)
handle_value_of_errno (errno);
else
handle_value_of_h_errno (h_error_ctx (&ctx));
}
else
{
...
}
free_ghbnctx (&ctx);
}
*************************************************************************/
#ifndef _gethostbyname_h
#define _gethostbyname_h
#if HAVE_GETIPNODEBYNAME
struct ghbnctx
{
int h_err;
struct hostent *hostent;
};
#elif HAVE_GETHOSTBYNAME_R == 6
struct ghbnctx
{
int h_err;
struct hostent hostent;
char *hostbuf;
size_t hostbuf_len;
};
#elif HAVE_GETHOSTBYNAME_R == 5
struct ghbnctx
{
int h_err;
struct hostent hostent;
char *hostbuf;
int hostbuf_len;
};
#elif HAVE_GETHOSTBYNAME_R == 3
struct ghbnctx
{
int h_err;
struct hostent_data hostent_data;
struct hostent hostent;
};
#else
struct ghbnctx
{
int h_err;
};
#endif
struct hostent *gethostbyname_ctx (const char *host, struct ghbnctx *ctx);
int h_error_ctx (struct ghbnctx *ctx);
void free_ghbnctx (struct ghbnctx *ctx);
#endif