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100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright (c) 1995
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* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bill Paul.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <stdio.h>
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#include <time.h>
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#include <sys/types.h>
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#include <rpc/rpc.h>
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#include <rpc/xdr.h>
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#include <rpcsvc/yp.h>
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#include "ypxfr_extern.h"
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extern bool_t xdr_ypresp_all_seq(XDR *, unsigned long *);
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extern int (*ypresp_allfn)();
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extern void *ypresp_data;
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extern DB *specdbp;
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extern enum ypstat yp_errno;
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/*
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* This is largely the same as yp_all() except we do the transfer
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* from a specific server without the aid of ypbind(8). We need to
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* be able to specify the source host explicitly since ypxfr may
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* only transfer maps from the NIS master server for any given domain.
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* However, if we use the libc version of yp_all(), we could end up
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* talking to one of the slaves instead. We do need to dig into libc
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* a little though, since it contains the magic XDR function we need.
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*/
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int
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ypxfr_get_map(char *map, char *domain, char *host,
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int (*callback)(int, char *, int, char *, int, char*))
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{
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CLIENT *clnt;
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ypreq_nokey req;
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unsigned long status;
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struct timeval timeout;
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timeout.tv_usec = 0;
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timeout.tv_sec = 10;
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/* YPPROC_ALL is a TCP service */
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if ((clnt = clnt_create(host, YPPROG, YPVERS, "tcp")) == NULL) {
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yp_error("%s", clnt_spcreateerror("failed to \
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create tcp handle"));
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yp_errno = (enum ypstat)YPXFR_YPERR;
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return(1);
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}
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req.domain = domain;
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req.map = map;
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ypresp_allfn = callback;
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ypresp_data = NULL;
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(void)clnt_call(clnt, YPPROC_ALL, (xdrproc_t)xdr_ypreq_nokey, &req,
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(xdrproc_t)xdr_ypresp_all_seq, &status, timeout);
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clnt_destroy(clnt);
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if (status == YP_NOMORE)
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return(0);
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if (status != YP_TRUE) {
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yp_errno = (enum ypstat)YPXFR_YPERR;
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return(1);
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}
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return(0);
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}
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