1 /* 2 * Copyright (c) 1995, 1996 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/lib/librpcsvc/yp_passwd.c,v 1.2 1999/08/28 00:05:24 peter Exp $ 33 * $DragonFly: src/lib/librpcsvc/yp_passwd.c,v 1.2 2003/06/17 04:26:51 dillon Exp $ 34 */ 35 36 #include <stdlib.h> 37 #include <rpc/rpc.h> 38 #include <rpcsvc/yp_prot.h> 39 #include <rpcsvc/ypclnt.h> 40 #include <rpcsvc/yppasswd.h> 41 #include <netinet/in.h> 42 43 #ifndef LINT 44 static const char rcsid[] = "$FreeBSD: src/lib/librpcsvc/yp_passwd.c,v 1.2 1999/08/28 00:05:24 peter Exp $"; 45 #endif 46 47 /* 48 * XXX <rpcsvc/yppasswd.h> does a typedef that makes 'yppasswd' 49 * a type of struct yppasswd. This leads to a namespace collision: 50 * gcc will not let you have a type called yppasswd and a function 51 * called yppasswd(). In order to get around this, we call the 52 * actual function _yppasswd() and put a macro called yppasswd() 53 * in yppasswd.h which calls the underlying function, thereby 54 * fooling gcc. 55 */ 56 57 int _yppasswd(oldpass, newpw) 58 char *oldpass; 59 struct x_passwd *newpw; 60 { 61 char *server; 62 char *domain; 63 int rval, result; 64 struct yppasswd yppasswd; 65 66 yppasswd.newpw = *newpw; 67 yppasswd.oldpass = oldpass; 68 69 if (yp_get_default_domain(&domain)) 70 return (-1); 71 72 if (yp_master(domain, "passwd.byname", &server)) 73 return(-1); 74 75 rval = getrpcport(server, YPPASSWDPROG, 76 YPPASSWDPROC_UPDATE, IPPROTO_UDP); 77 78 if (rval == 0 || rval >= IPPORT_RESERVED) { 79 free(server); 80 return(-1); 81 } 82 83 rval = callrpc(server, YPPASSWDPROG, YPPASSWDVERS, YPPASSWDPROC_UPDATE, 84 xdr_yppasswd, (char *)&yppasswd, xdr_int, &result); 85 86 free(server); 87 if (rval || result) 88 return(-1); 89 else 90 return(0); 91 } 92