88 lines
3.0 KiB
C
88 lines
3.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright (c) 1995, 1996
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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 <stdlib.h>
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#include <rpc/rpc.h>
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#include <rpcsvc/yp_prot.h>
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#include <rpcsvc/ypclnt.h>
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#include <rpcsvc/yppasswd.h>
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#include <netinet/in.h>
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/*
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* XXX <rpcsvc/yppasswd.h> does a typedef that makes 'yppasswd'
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* a type of struct yppasswd. This leads to a namespace collision:
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* gcc will not let you have a type called yppasswd and a function
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* called yppasswd(). In order to get around this, we call the
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* actual function _yppasswd() and put a macro called yppasswd()
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* in yppasswd.h which calls the underlying function, thereby
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* fooling gcc.
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*/
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int
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_yppasswd(char *oldpass, struct x_passwd *newpw)
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{
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char *server;
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char *domain;
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int rval, result;
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struct yppasswd yppasswd;
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yppasswd.newpw = *newpw;
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yppasswd.oldpass = oldpass;
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if (yp_get_default_domain(&domain))
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return (-1);
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if (yp_master(domain, "passwd.byname", &server))
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return(-1);
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rval = getrpcport(server, YPPASSWDPROG,
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YPPASSWDPROC_UPDATE, IPPROTO_UDP);
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if (rval == 0 || rval >= IPPORT_RESERVED) {
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free(server);
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return(-1);
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}
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rval = callrpc(server, YPPASSWDPROG, YPPASSWDVERS, YPPASSWDPROC_UPDATE,
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(xdrproc_t)xdr_yppasswd, (char *)&yppasswd,
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(xdrproc_t)xdr_int, (char *)&result);
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free(server);
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if (rval || result)
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return(-1);
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else
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return(0);
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}
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