16deb43a45
Also generallize the yp_dbwrite functions a little: allow the caller to specify certain flags. I need this mostly for some changes to rpc.yppasswdd to allow in-place updates. Also change Makefile a little to use the same format as ypserv.
260 lines
6.8 KiB
C
260 lines
6.8 KiB
C
/*
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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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* $Id: ypxfr_misc.c,v 1.8 1996/06/02 05:12:00 wpaul Exp $
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/param.h>
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#include <rpc/rpc.h>
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#include <rpcsvc/yp.h>
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struct dom_binding {};
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#include <rpcsvc/ypclnt.h>
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#include "ypxfr_extern.h"
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#ifndef lint
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static const char rcsid[] = "$Id: ypxfr_misc.c,v 1.8 1996/06/02 05:12:00 wpaul Exp $";
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#endif
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char *ypxfrerr_string(code)
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ypxfrstat code;
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{
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switch(code) {
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case YPXFR_SUCC:
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return ("Map successfully transfered");
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break;
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case YPXFR_AGE:
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return ("Master's version not newer");
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break;
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case YPXFR_NOMAP:
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return ("No such map in server's domain");
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break;
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case YPXFR_NODOM:
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return ("Domain not supported by server");
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break;
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case YPXFR_RSRC:
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return ("Local resource allocation failure");
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break;
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case YPXFR_RPC:
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return ("RPC failure talking to server");
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break;
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case YPXFR_MADDR:
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return ("Could not get master server address");
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break;
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case YPXFR_YPERR:
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return ("NIS server/map database error");
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break;
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case YPXFR_BADARGS:
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return ("Request arguments bad");
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break;
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case YPXFR_DBM:
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return ("Local database operation failed");
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break;
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case YPXFR_FILE:
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return ("Local file I/O operation failed");
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break;
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case YPXFR_SKEW:
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return ("Map version skew during transfer");
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break;
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case YPXFR_CLEAR:
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return ("Couldn't send \"clear\" request to local ypserv");
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break;
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case YPXFR_FORCE:
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return ("No local order number in map -- use -f flag");
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break;
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case YPXFR_XFRERR:
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return ("General ypxfr error");
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break;
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case YPXFR_REFUSED:
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return ("Transfer request refused by ypserv");
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break;
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default:
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return ("Unknown error code");
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break;
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}
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}
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/*
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* These are wrappers for the usual yp_master() and yp_order() functions.
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* They can use either local yplib functions (the real yp_master() and
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* yp_order()) or do direct RPCs to a specified server. The latter is
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* necessary if ypxfr is run on a machine that isn't configured as an
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* NIS client (this can happen very easily: a given machine need not be
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* an NIS client in order to be an NIS server).
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*/
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/*
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* Careful: yp_master() returns a pointer to a dynamically allocated
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* buffer. Calling ypproc_master_2() ourselves also returns a pointer
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* to dynamically allocated memory, though this time it's memory
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* allocated by the XDR routines. We have to rememver to free() or
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* xdr_free() the memory as required to avoid leaking memory.
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*/
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char *ypxfr_get_master(domain,map,source,yplib)
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char *domain;
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char *map;
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char *source;
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const int yplib;
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{
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static char mastername[MAXPATHLEN + 2];
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bzero((char *)&mastername, sizeof(mastername));
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if (yplib) {
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int res;
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char *master;
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if ((res = yp_master(domain, map, &master))) {
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switch (res) {
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case YPERR_DOMAIN:
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yp_errno = YPXFR_NODOM;
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break;
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case YPERR_MAP:
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yp_errno = YPXFR_NOMAP;
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break;
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case YPERR_YPERR:
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default:
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yp_errno = YPXFR_YPERR;
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break;
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}
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return(NULL);
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} else {
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snprintf(mastername, sizeof(mastername), "%s", master);
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free(master);
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return((char *)&mastername);
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}
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} else {
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CLIENT *clnt;
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ypresp_master *resp;
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ypreq_nokey req;
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if ((clnt = clnt_create(source,YPPROG,YPVERS,"udp")) == NULL) {
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yp_error("%s",clnt_spcreateerror("failed to \
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create udp handle to ypserv"));
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yp_errno = YPXFR_RPC;
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return(NULL);
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}
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req.map = map;
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req.domain = domain;
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if ((resp = ypproc_master_2(&req, clnt)) == NULL) {
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yp_error("%s",clnt_sperror(clnt,"YPPROC_MASTER \
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failed"));
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clnt_destroy(clnt);
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yp_errno = YPXFR_RPC;
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return(NULL);
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}
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clnt_destroy(clnt);
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if (resp->stat != YP_TRUE) {
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switch (resp->stat) {
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case YP_NODOM:
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yp_errno = YPXFR_NODOM;
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break;
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case YP_NOMAP:
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yp_errno = YPXFR_NOMAP;
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break;
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case YP_YPERR:
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default:
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yp_errno = YPXFR_YPERR;
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break;
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}
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return(NULL);
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}
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snprintf(mastername, sizeof(mastername), "%s", resp->peer);
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/* xdr_free(xdr_ypresp_master, (char *)&resp); */
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return((char *)&mastername);
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}
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}
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unsigned long ypxfr_get_order(domain, map, source, yplib)
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char *domain;
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char *map;
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char *source;
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const int yplib;
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{
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if (yplib) {
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unsigned long order;
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int res;
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if ((res = yp_order(domain, map, (int *)&order))) {
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switch (res) {
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case YPERR_DOMAIN:
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yp_errno = YPXFR_NODOM;
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break;
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case YPERR_MAP:
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yp_errno = YPXFR_NOMAP;
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break;
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case YPERR_YPERR:
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default:
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yp_errno = YPXFR_YPERR;
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break;
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}
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return(0);
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} else
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return(order);
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} else {
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CLIENT *clnt;
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ypresp_order *resp;
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ypreq_nokey req;
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if ((clnt = clnt_create(source,YPPROG,YPVERS,"udp")) == NULL) {
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yp_error("%s",clnt_spcreateerror("couldn't create \
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udp handle to ypserv"));
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yp_errno = YPXFR_RPC;
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return(0);
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}
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req.map = map;
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req.domain = domain;
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if ((resp = ypproc_order_2(&req, clnt)) == NULL) {
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yp_error("%s", clnt_sperror(clnt, "YPPROC_ORDER \
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failed"));
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clnt_destroy(clnt);
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yp_errno = YPXFR_RPC;
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return(0);
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}
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clnt_destroy(clnt);
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if (resp->stat != YP_TRUE) {
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switch (resp->stat) {
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case YP_NODOM:
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yp_errno = YPXFR_NODOM;
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break;
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case YP_NOMAP:
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yp_errno = YPXFR_NOMAP;
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break;
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case YP_YPERR:
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default:
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yp_errno = YPXFR_YPERR;
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break;
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}
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return(0);
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}
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return(resp->ordernum);
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}
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}
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