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 33 #ifndef lint 34 static const char rcsid[] = 35 "$FreeBSD$"; 36 #endif /* not lint */ 37 38 #include <stdio.h> 39 #include <time.h> 40 #include <sys/types.h> 41 #include <rpc/rpc.h> 42 #include <rpc/xdr.h> 43 #include <rpcsvc/yp.h> 44 #include "ypxfr_extern.h" 45 46 extern bool_t xdr_ypresp_all_seq __P(( XDR *, unsigned long * )); 47 48 int (*ypresp_allfn)(); 49 void *ypresp_data; 50 extern DB *specdbp; 51 extern int yp_errno; 52 53 /* 54 * This is largely the same as yp_all() except we do the transfer 55 * from a specific server without the aid of ypbind(8). We need to 56 * be able to specify the source host explicitly since ypxfr may 57 * only transfer maps from the NIS master server for any given domain. 58 * However, if we use the libc version of yp_all(), we could end up 59 * talking to one of the slaves instead. We do need to dig into libc 60 * a little though, since it contains the magic XDR function we need. 61 */ 62 int ypxfr_get_map(map, domain, host, callback) 63 char *map; 64 char *domain; 65 char *host; 66 int (*callback)(); 67 { 68 CLIENT *clnt; 69 ypreq_nokey req; 70 unsigned long status; 71 struct timeval timeout; 72 73 timeout.tv_usec = 0; 74 timeout.tv_sec = 10; 75 76 /* YPPROC_ALL is a TCP service */ 77 if ((clnt = clnt_create(host, YPPROG, YPVERS, "tcp")) == NULL) { 78 yp_error("%s", clnt_spcreateerror("failed to \ 79 create tcp handle")); 80 yp_errno = YPXFR_YPERR; 81 return(1); 82 } 83 84 req.domain = domain; 85 req.map = map; 86 ypresp_allfn = callback; 87 ypresp_data = NULL; 88 89 (void)clnt_call(clnt, YPPROC_ALL, xdr_ypreq_nokey, &req, 90 xdr_ypresp_all_seq, &status, timeout); 91 92 clnt_destroy(clnt); 93 94 if (status == YP_NOMORE) 95 return(0); 96 97 if (status != YP_TRUE) { 98 yp_errno = YPXFR_YPERR; 99 return(1); 100 } 101 102 return(0); 103 } 104