1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * This is a non-recursive version of XDR routine used for db_index_entry
24*0Sstevel@tonic-gate * type.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include <sys/types.h>
30*0Sstevel@tonic-gate #include <sys/syslog.h>
31*0Sstevel@tonic-gate #include <stdio.h>
32*0Sstevel@tonic-gate #include <rpc/types.h>
33*0Sstevel@tonic-gate #include <rpc/xdr.h>
34*0Sstevel@tonic-gate #include <memory.h>
35*0Sstevel@tonic-gate #include "db_index_entry_c.h"
36*0Sstevel@tonic-gate #include "db_table_c.h"
37*0Sstevel@tonic-gate
38*0Sstevel@tonic-gate bool_t
xdr_db_index_entry(xdrs,objp)39*0Sstevel@tonic-gate xdr_db_index_entry(xdrs, objp)
40*0Sstevel@tonic-gate register XDR *xdrs;
41*0Sstevel@tonic-gate db_index_entry *objp;
42*0Sstevel@tonic-gate {
43*0Sstevel@tonic-gate bool_t more_data;
44*0Sstevel@tonic-gate register db_index_entry *ep = objp;
45*0Sstevel@tonic-gate register db_index_entry *loc;
46*0Sstevel@tonic-gate register db_index_entry *freeptr = NULL;
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate for (;;) {
49*0Sstevel@tonic-gate if (!xdr_u_long(xdrs, &ep->hashval))
50*0Sstevel@tonic-gate return (FALSE);
51*0Sstevel@tonic-gate if (!xdr_pointer(xdrs, (char **)&ep->key, sizeof (item),
52*0Sstevel@tonic-gate (xdrproc_t) xdr_item))
53*0Sstevel@tonic-gate return (FALSE);
54*0Sstevel@tonic-gate if (!xdr_entryp(xdrs, &ep->location))
55*0Sstevel@tonic-gate return (FALSE);
56*0Sstevel@tonic-gate if (!xdr_nullptr(xdrs, &ep->next_result))
57*0Sstevel@tonic-gate return (FALSE);
58*0Sstevel@tonic-gate
59*0Sstevel@tonic-gate /*
60*0Sstevel@tonic-gate * The following code replaces the call to
61*0Sstevel@tonic-gate * xdr_pointer(
62*0Sstevel@tonic-gate * xdrs,
63*0Sstevel@tonic-gate * (char **)&ep->next,
64*0Sstevel@tonic-gate * sizeof (db_index_entry),
65*0Sstevel@tonic-gate * (xdrproc_t) xdr_db_index_entry))
66*0Sstevel@tonic-gate *
67*0Sstevel@tonic-gate * It's a modified version of xdr_refer.c from the rpc library:
68*0Sstevel@tonic-gate * @(#)xdr_refer.c 1.8 92/07/20 SMI
69*0Sstevel@tonic-gate */
70*0Sstevel@tonic-gate
71*0Sstevel@tonic-gate
72*0Sstevel@tonic-gate /*
73*0Sstevel@tonic-gate * the following assignment to more_data is only useful when
74*0Sstevel@tonic-gate * encoding and freeing. When decoding, more_data will be
75*0Sstevel@tonic-gate * filled by the xdr_bool() routine.
76*0Sstevel@tonic-gate */
77*0Sstevel@tonic-gate more_data = (ep->next != NULL);
78*0Sstevel@tonic-gate if (! xdr_bool(xdrs, &more_data))
79*0Sstevel@tonic-gate return (FALSE);
80*0Sstevel@tonic-gate if (! more_data) {
81*0Sstevel@tonic-gate ep->next = NULL;
82*0Sstevel@tonic-gate break;
83*0Sstevel@tonic-gate }
84*0Sstevel@tonic-gate
85*0Sstevel@tonic-gate loc = ep->next;
86*0Sstevel@tonic-gate
87*0Sstevel@tonic-gate
88*0Sstevel@tonic-gate switch (xdrs->x_op) {
89*0Sstevel@tonic-gate case XDR_DECODE:
90*0Sstevel@tonic-gate if (loc == NULL) {
91*0Sstevel@tonic-gate ep->next = loc = (db_index_entry *)
92*0Sstevel@tonic-gate mem_alloc(sizeof (db_index_entry));
93*0Sstevel@tonic-gate if (loc == NULL) {
94*0Sstevel@tonic-gate syslog(LOG_ERR,
95*0Sstevel@tonic-gate "xdr_db_index_entry: mem_alloc failed");
96*0Sstevel@tonic-gate return (FALSE);
97*0Sstevel@tonic-gate }
98*0Sstevel@tonic-gate memset(loc, 0, sizeof (db_index_entry));
99*0Sstevel@tonic-gate }
100*0Sstevel@tonic-gate break;
101*0Sstevel@tonic-gate case XDR_FREE:
102*0Sstevel@tonic-gate if (freeptr != NULL) {
103*0Sstevel@tonic-gate mem_free(freeptr, sizeof (db_index_entry));
104*0Sstevel@tonic-gate } else
105*0Sstevel@tonic-gate ep->next = NULL;
106*0Sstevel@tonic-gate freeptr = loc;
107*0Sstevel@tonic-gate break;
108*0Sstevel@tonic-gate }
109*0Sstevel@tonic-gate
110*0Sstevel@tonic-gate if (loc == NULL)
111*0Sstevel@tonic-gate break;
112*0Sstevel@tonic-gate ep = loc;
113*0Sstevel@tonic-gate } /* for loop */
114*0Sstevel@tonic-gate
115*0Sstevel@tonic-gate if ((freeptr != NULL) && (xdrs->x_op == XDR_FREE)) {
116*0Sstevel@tonic-gate mem_free(freeptr, sizeof (db_index_entry));
117*0Sstevel@tonic-gate }
118*0Sstevel@tonic-gate
119*0Sstevel@tonic-gate return (TRUE);
120*0Sstevel@tonic-gate }
121*0Sstevel@tonic-gate
122*0Sstevel@tonic-gate
123*0Sstevel@tonic-gate bool_t
xdr_db_index_entry_p(xdrs,objp)124*0Sstevel@tonic-gate xdr_db_index_entry_p(xdrs, objp)
125*0Sstevel@tonic-gate register XDR *xdrs;
126*0Sstevel@tonic-gate db_index_entry_p *objp;
127*0Sstevel@tonic-gate {
128*0Sstevel@tonic-gate
129*0Sstevel@tonic-gate if (!xdr_pointer(xdrs, (char **)objp, sizeof (db_index_entry),
130*0Sstevel@tonic-gate (xdrproc_t) xdr_db_index_entry))
131*0Sstevel@tonic-gate return (FALSE);
132*0Sstevel@tonic-gate return (TRUE);
133*0Sstevel@tonic-gate }
134*0Sstevel@tonic-gate
135*0Sstevel@tonic-gate
136*0Sstevel@tonic-gate
137*0Sstevel@tonic-gate bool_t
xdr_db_free_entry(xdrs,objp)138*0Sstevel@tonic-gate xdr_db_free_entry(xdrs, objp)
139*0Sstevel@tonic-gate register XDR *xdrs;
140*0Sstevel@tonic-gate db_free_entry *objp;
141*0Sstevel@tonic-gate {
142*0Sstevel@tonic-gate bool_t more_data;
143*0Sstevel@tonic-gate register db_free_entry *ep = objp;
144*0Sstevel@tonic-gate register db_free_entry *loc;
145*0Sstevel@tonic-gate register db_free_entry *freeptr = NULL;
146*0Sstevel@tonic-gate
147*0Sstevel@tonic-gate for (;;) {
148*0Sstevel@tonic-gate if (!xdr_entryp(xdrs, &ep->where))
149*0Sstevel@tonic-gate return (FALSE);
150*0Sstevel@tonic-gate
151*0Sstevel@tonic-gate /*
152*0Sstevel@tonic-gate * The following code replaces the call to
153*0Sstevel@tonic-gate * xdr_pointer(
154*0Sstevel@tonic-gate * xdrs,
155*0Sstevel@tonic-gate * (char **)&ep->next,
156*0Sstevel@tonic-gate * sizeof (db_free_entry),
157*0Sstevel@tonic-gate * (xdrproc_t) xdr_db_free_entry))
158*0Sstevel@tonic-gate *
159*0Sstevel@tonic-gate * It's a modified version of xdr_refer.c from the rpc library:
160*0Sstevel@tonic-gate * @(#)xdr_refer.c 1.8 92/07/20 SMI
161*0Sstevel@tonic-gate */
162*0Sstevel@tonic-gate
163*0Sstevel@tonic-gate
164*0Sstevel@tonic-gate /*
165*0Sstevel@tonic-gate * the following assignment to more_data is only useful when
166*0Sstevel@tonic-gate * encoding and freeing. When decoding, more_data will be
167*0Sstevel@tonic-gate * filled by the xdr_bool() routine.
168*0Sstevel@tonic-gate */
169*0Sstevel@tonic-gate more_data = (ep->next != NULL);
170*0Sstevel@tonic-gate if (! xdr_bool(xdrs, &more_data))
171*0Sstevel@tonic-gate return (FALSE);
172*0Sstevel@tonic-gate if (! more_data) {
173*0Sstevel@tonic-gate ep->next = NULL;
174*0Sstevel@tonic-gate break;
175*0Sstevel@tonic-gate }
176*0Sstevel@tonic-gate
177*0Sstevel@tonic-gate loc = ep->next;
178*0Sstevel@tonic-gate
179*0Sstevel@tonic-gate
180*0Sstevel@tonic-gate switch (xdrs->x_op) {
181*0Sstevel@tonic-gate case XDR_DECODE:
182*0Sstevel@tonic-gate if (loc == NULL) {
183*0Sstevel@tonic-gate ep->next = loc = (db_free_entry *)
184*0Sstevel@tonic-gate mem_alloc(sizeof (db_free_entry));
185*0Sstevel@tonic-gate if (loc == NULL) {
186*0Sstevel@tonic-gate syslog(LOG_ERR,
187*0Sstevel@tonic-gate "db_free_entry: mem_alloc failed");
188*0Sstevel@tonic-gate return (FALSE);
189*0Sstevel@tonic-gate }
190*0Sstevel@tonic-gate memset(loc, 0, sizeof (db_free_entry));
191*0Sstevel@tonic-gate }
192*0Sstevel@tonic-gate break;
193*0Sstevel@tonic-gate case XDR_FREE:
194*0Sstevel@tonic-gate if (freeptr != NULL) {
195*0Sstevel@tonic-gate mem_free(freeptr, sizeof (db_free_entry));
196*0Sstevel@tonic-gate } else
197*0Sstevel@tonic-gate ep->next = NULL;
198*0Sstevel@tonic-gate freeptr = loc;
199*0Sstevel@tonic-gate break;
200*0Sstevel@tonic-gate }
201*0Sstevel@tonic-gate
202*0Sstevel@tonic-gate if (loc == NULL)
203*0Sstevel@tonic-gate break;
204*0Sstevel@tonic-gate ep = loc;
205*0Sstevel@tonic-gate } /* for loop */
206*0Sstevel@tonic-gate
207*0Sstevel@tonic-gate if ((freeptr != NULL) && (xdrs->x_op == XDR_FREE)) {
208*0Sstevel@tonic-gate mem_free(freeptr, sizeof (db_free_entry));
209*0Sstevel@tonic-gate }
210*0Sstevel@tonic-gate return (TRUE);
211*0Sstevel@tonic-gate }
212