xdryp.c revision 16095 
1/*
2 * Copyright (c) 1992/3 Theo de Raadt <deraadt@fsa.ca>
3 * 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. The name of the author may not be used to endorse or promote
14 *    products derived from this software without specific prior written
15 *    permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#ifndef LINT
31static char *rcsid = "$Id: xdryp.c,v 1.5 1996/02/04 05:05:43 wpaul Exp $";
32#endif
33
34#include <rpc/rpc.h>
35#include <rpcsvc/yp.h>
36#include <stdlib.h>
37#include <string.h>
38
39extern int (*ypresp_allfn)();
40extern void *ypresp_data;
41
42/*
43 * I'm leaving the xdr_datum() function in purely for backwards
44 * compatibility. yplib.c doesn't actually use it, but it's listed
45 * in yp_prot.h as being available, so it's probably a good idea to
46 * leave it in in case somebody goes looking for it.
47 */
48typedef struct {
49	char *dptr;
50	int  dsize;
51} datum;
52
53bool_t
54xdr_datum(xdrs, objp)
55XDR *xdrs;
56datum *objp;
57{
58	if (!xdr_bytes(xdrs, (char **)&objp->dptr, (u_int *)&objp->dsize, YPMAXRECORD)) {
59		return (FALSE);
60	}
61	return (TRUE);
62}
63
64bool_t
65xdr_ypresp_all_seq(xdrs, objp)
66XDR *xdrs;
67u_long *objp;
68{
69	struct ypresp_all out;
70	u_long status;
71	char *key, *val;
72	int r;
73
74	bzero(&out, sizeof out);
75	while(1) {
76		if( !xdr_ypresp_all(xdrs, &out)) {
77			xdr_free(xdr_ypresp_all, (char *)&out);
78			*objp = YP_YPERR;
79			return FALSE;
80		}
81		if(out.more == 0) {
82			xdr_free(xdr_ypresp_all, (char *)&out);
83			*objp = YP_NOMORE;
84			return TRUE;
85		}
86		status = out.ypresp_all_u.val.stat;
87		switch(status) {
88		case YP_TRUE:
89			key = (char *)malloc(out.ypresp_all_u.val.key.keydat_len + 1);
90			bcopy(out.ypresp_all_u.val.key.keydat_val, key,
91				out.ypresp_all_u.val.key.keydat_len);
92			key[out.ypresp_all_u.val.key.keydat_len] = '\0';
93			val = (char *)malloc(out.ypresp_all_u.val.val.valdat_len + 1);
94			bcopy(out.ypresp_all_u.val.val.valdat_val, val,
95				out.ypresp_all_u.val.val.valdat_len);
96			val[out.ypresp_all_u.val.val.valdat_len] = '\0';
97			xdr_free(xdr_ypresp_all, (char *)&out);
98
99			r = (*ypresp_allfn)(status,
100				key, out.ypresp_all_u.val.key.keydat_len,
101				val, out.ypresp_all_u.val.val.valdat_len,
102				ypresp_data);
103			*objp = status;
104			free(key);
105			free(val);
106			if(r)
107				return TRUE;
108			break;
109		case YP_NOMORE:
110			xdr_free(xdr_ypresp_all, (char *)&out);
111			*objp = YP_NOMORE;
112			return TRUE;
113		default:
114			xdr_free(xdr_ypresp_all, (char *)&out);
115			*objp = status;
116			return TRUE;
117		}
118	}
119}
120