glibc/nis/nis_cache.c

98 lines
2.7 KiB
C

/* Copyright (c) 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1998.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <string.h>
#include <unistd.h>
#include <rpcsvc/nis.h>
#include "nis_xdr.h"
#include "nis_intern.h"
#include "nis_cache2.h"
static struct timeval TIMEOUT = { 25, 0 };
directory_obj *
__nis_cache_search (const_nis_name name, u_long flags, cache2_info *cinfo)
{
XDR xdrs;
CLIENT *clnt;
struct sockaddr_in clnt_saddr;
directory_obj *obj = NULL;
fs_result fsres;
int clnt_sock;
cinfo->server_used = -1;
cinfo->current_ep = -1;
cinfo->class = -1;
memset (&clnt_saddr, '\0', sizeof clnt_saddr);
clnt_saddr.sin_family = AF_INET;
clnt_saddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
clnt_sock = RPC_ANYSOCK;
clnt = clnttcp_create (&clnt_saddr, CACHEPROG, CACHE_VER_1,
&clnt_sock, 0, 0);
if (clnt == NULL)
return NULL;
memset (&fsres, 0, sizeof (fsres));
if (flags & MASTER_ONLY)
{
if (clnt_call (clnt, NIS_CACHE_FIND_MASTER, (xdrproc_t) xdr_wrapstring,
(caddr_t) &name, (xdrproc_t) xdr_fs_result,
(caddr_t) &fsres, TIMEOUT) != RPC_SUCCESS)
{
clnt_destroy (clnt);
close (clnt_sock);
return NULL;
}
}
else
{
if (clnt_call (clnt, NIS_CACHE_FIND_SERVER, (xdrproc_t) xdr_wrapstring,
(caddr_t) &name, (xdrproc_t) xdr_fs_result,
(caddr_t) &fsres, TIMEOUT) != RPC_SUCCESS)
{
clnt_destroy (clnt);
close (clnt_sock);
return NULL;
}
}
clnt_destroy (clnt);
close (clnt_sock);
if (fsres.status != NIS_SUCCESS)
return NULL;
obj = calloc (1, sizeof (directory_obj));
if (obj == NULL)
return NULL;
xdrmem_create (&xdrs, fsres.dir_data.dir_data_val,
fsres.dir_data.dir_data_len, XDR_DECODE);
_xdr_directory_obj (&xdrs, obj);
xdr_destroy (&xdrs);
cinfo->server_used = fsres.server_used;
cinfo->current_ep = fsres.current_ep;
cinfo->class = fsres.class;
return obj;
}