1 /* $NetBSD: yp_first.c,v 1.13 2000/07/06 03:14:05 christos Exp $ */
4 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
17 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 #if defined(LIBC_SCCS) && !defined(lint)
31 __RCSID("$NetBSD: yp_first.c,v 1.13 2000/07/06 03:14:05 christos Exp $");
34 #include "namespace.h"
38 #include <rpcsvc/yp_prot.h>
39 #include <rpcsvc/ypclnt.h>
42 extern struct timeval _yplib_timeout
;
43 extern int _yplib_nerrs
;
46 __weak_alias(yp_first
,_yp_first
)
47 __weak_alias(yp_next
,_yp_next
)
51 yp_first(indomain
, inmap
, outkey
, outkeylen
, outval
, outvallen
)
59 struct ypresp_key_val yprkv
;
60 struct ypreq_nokey yprnk
;
61 struct dom_binding
*ysd
;
64 if (outkey
== NULL
|| outkeylen
== NULL
|| \
65 outval
== NULL
|| outvallen
== NULL
)
67 *outkey
= *outval
= NULL
;
68 *outkeylen
= *outvallen
= 0;
69 if (_yp_invalid_domain(indomain
))
71 if (inmap
== NULL
|| *inmap
== '\0'
72 || strlen(inmap
) > YPMAXMAP
)
76 if (_yp_dobind(indomain
, &ysd
) != 0)
79 yprnk
.domain
= indomain
;
81 (void)memset(&yprkv
, 0, sizeof yprkv
);
83 r
= clnt_call(ysd
->dom_client
, (rpcproc_t
)YPPROC_FIRST
,
84 (xdrproc_t
)xdr_ypreq_nokey
,
85 &yprnk
, (xdrproc_t
)xdr_ypresp_key_val
, &yprkv
, _yplib_timeout
);
86 if (r
!= RPC_SUCCESS
) {
87 if (++nerrs
== _yplib_nerrs
) {
88 clnt_perror(ysd
->dom_client
, "yp_first: clnt_call");
94 if (!(r
= ypprot_err(yprkv
.status
))) {
95 *outkeylen
= yprkv
.keydat
.dsize
;
96 if ((*outkey
= malloc((size_t)(*outkeylen
+ 1))) == NULL
)
99 (void)memcpy(*outkey
, yprkv
.keydat
.dptr
,
101 (*outkey
)[*outkeylen
] = '\0';
103 *outvallen
= yprkv
.valdat
.dsize
;
104 if ((*outval
= malloc((size_t)(*outvallen
+ 1))) == NULL
)
107 (void)memcpy(*outval
, yprkv
.valdat
.dptr
,
109 (*outval
)[*outvallen
] = '\0';
112 xdr_free((xdrproc_t
)xdr_ypresp_key_val
, (char *)(void *)&yprkv
);
128 yp_next(indomain
, inmap
, inkey
, inkeylen
, outkey
, outkeylen
, outval
, outvallen
)
129 const char *indomain
;
138 struct ypresp_key_val yprkv
;
139 struct ypreq_key yprk
;
140 struct dom_binding
*ysd
;
143 if (outkey
== NULL
|| outkeylen
== NULL
|| \
144 outval
== NULL
|| outvallen
== NULL
|| \
146 return YPERR_BADARGS
;
147 *outkey
= *outval
= NULL
;
148 *outkeylen
= *outvallen
= 0;
150 if (_yp_invalid_domain(indomain
))
151 return YPERR_BADARGS
;
152 if (inmap
== NULL
|| *inmap
== '\0'
153 || strlen(inmap
) > YPMAXMAP
)
154 return YPERR_BADARGS
;
157 if (_yp_dobind(indomain
, &ysd
) != 0)
160 yprk
.domain
= indomain
;
162 yprk
.keydat
.dptr
= inkey
;
163 yprk
.keydat
.dsize
= inkeylen
;
164 (void)memset(&yprkv
, 0, sizeof yprkv
);
166 r
= clnt_call(ysd
->dom_client
, (rpcproc_t
)YPPROC_NEXT
,
167 (xdrproc_t
)xdr_ypreq_key
,
168 &yprk
, (xdrproc_t
)xdr_ypresp_key_val
, &yprkv
, _yplib_timeout
);
169 if (r
!= RPC_SUCCESS
) {
170 if (++nerrs
== _yplib_nerrs
) {
171 clnt_perror(ysd
->dom_client
, "yp_next: clnt_call");
177 if (!(r
= ypprot_err(yprkv
.status
))) {
178 *outkeylen
= yprkv
.keydat
.dsize
;
179 if ((*outkey
= malloc((size_t)(*outkeylen
+ 1))) == NULL
)
182 (void)memcpy(*outkey
, yprkv
.keydat
.dptr
,
184 (*outkey
)[*outkeylen
] = '\0';
186 *outvallen
= yprkv
.valdat
.dsize
;
187 if ((*outval
= malloc((size_t)(*outvallen
+ 1))) == NULL
)
190 (void)memcpy(*outval
, yprkv
.valdat
.dptr
,
192 (*outval
)[*outvallen
] = '\0';
195 xdr_free((xdrproc_t
)xdr_ypresp_key_val
, (char *)(void *)&yprkv
);