1 /* 2 * Copyright (c) 1995 3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Bill Paul. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $FreeBSD: src/libexec/ypxfr/ypxfr_getmap.c,v 1.7.2.2 2002/02/15 00:46:54 des Exp $ 33 * $DragonFly: src/libexec/ypxfr/ypxfr_getmap.c,v 1.2 2003/06/17 04:27:08 dillon Exp $ 34 */ 35 36 #include <stdio.h> 37 #include <time.h> 38 #include <sys/types.h> 39 #include <rpc/rpc.h> 40 #include <rpc/xdr.h> 41 #include <rpcsvc/yp.h> 42 #include "ypxfr_extern.h" 43 44 extern bool_t xdr_ypresp_all_seq(XDR *, unsigned long *); 45 46 int (*ypresp_allfn)(); 47 void *ypresp_data; 48 extern DB *specdbp; 49 extern enum ypstat yp_errno; 50 51 /* 52 * This is largely the same as yp_all() except we do the transfer 53 * from a specific server without the aid of ypbind(8). We need to 54 * be able to specify the source host explicitly since ypxfr may 55 * only transfer maps from the NIS master server for any given domain. 56 * However, if we use the libc version of yp_all(), we could end up 57 * talking to one of the slaves instead. We do need to dig into libc 58 * a little though, since it contains the magic XDR function we need. 59 */ 60 int ypxfr_get_map(map, domain, host, callback) 61 char *map; 62 char *domain; 63 char *host; 64 int (*callback)(); 65 { 66 CLIENT *clnt; 67 ypreq_nokey req; 68 unsigned long status; 69 struct timeval timeout; 70 71 timeout.tv_usec = 0; 72 timeout.tv_sec = 10; 73 74 /* YPPROC_ALL is a TCP service */ 75 if ((clnt = clnt_create(host, YPPROG, YPVERS, "tcp")) == NULL) { 76 yp_error("%s", clnt_spcreateerror("failed to \ 77 create tcp handle")); 78 yp_errno = YPXFR_YPERR; 79 return(1); 80 } 81 82 req.domain = domain; 83 req.map = map; 84 ypresp_allfn = callback; 85 ypresp_data = NULL; 86 87 (void)clnt_call(clnt, YPPROC_ALL, xdr_ypreq_nokey, &req, 88 xdr_ypresp_all_seq, &status, timeout); 89 90 clnt_destroy(clnt); 91 92 if (status == YP_NOMORE) 93 return(0); 94 95 if (status != YP_TRUE) { 96 yp_errno = YPXFR_YPERR; 97 return(1); 98 } 99 100 return(0); 101 } 102