xdr_reference.c (a9bdcd3711af3df1131ef95d45b810c28b3941f6) xdr_reference.c (eae561b30ec984ce171d99b1fd182575acc2c639)
1/* $NetBSD: xdr_reference.c,v 1.13 2000/01/22 22:19:18 mycroft Exp $ */
2
3/*
4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5 * unrestricted use provided that this legend is included on all tape
6 * media and as a part of the software program in whole or part. Users
7 * may copy or modify Sun RPC without charge, but are not authorized
8 * to license or distribute it to anyone else except as part of a product or
9 * program developed by the user.
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
10 *
8 *
11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 *
12 *
15 * Sun RPC is provided with no support and without any obligation on the
16 * part of Sun Microsystems, Inc. to assist in its use, correction,
17 * modification or enhancement.
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
18 *
16 *
19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21 * OR ANY PART THEREOF.
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
22 *
20 *
23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24 * or profits or other special, indirect and consequential damages, even if
25 * Sun has been advised of the possibility of such damages.
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
26 *
24 *
27 * Sun Microsystems, Inc.
28 * 2550 Garcia Avenue
29 * Mountain View, California 94043
30 */
31
32#if defined(LIBC_SCCS) && !defined(lint)
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
28 */
29
30#if defined(LIBC_SCCS) && !defined(lint)
33static char *sccsid2 = "@(#)xdr_reference.c 1.11 87/08/11 SMI";
34static char *sccsid = "@(#)xdr_reference.c 2.1 88/07/29 4.0 RPCSRC";
31/*static char *sccsid = "from: @(#)xdr_reference.c 1.11 87/08/11 SMI";*/
32/*static char *sccsid = "from: @(#)xdr_reference.c 2.1 88/07/29 4.0 RPCSRC";*/
33static char *rcsid = "$Id: xdr_reference.c,v 1.1 1993/10/27 05:41:13 paul Exp $";
35#endif
34#endif
36#include <sys/cdefs.h>
37__FBSDID("$FreeBSD$");
38
39/*
40 * xdr_reference.c, Generic XDR routines impelmentation.
41 *
42 * Copyright (C) 1987, Sun Microsystems, Inc.
43 *
44 * These are the "non-trivial" xdr primitives used to serialize and de-serialize
45 * "pointers". See xdr.h for more info on the interface to xdr.
46 */
47
35
36/*
37 * xdr_reference.c, Generic XDR routines impelmentation.
38 *
39 * Copyright (C) 1987, Sun Microsystems, Inc.
40 *
41 * These are the "non-trivial" xdr primitives used to serialize and de-serialize
42 * "pointers". See xdr.h for more info on the interface to xdr.
43 */
44
48#include "namespace.h"
49#include <err.h>
50#include <stdio.h>
45#include <stdio.h>
51#include <stdlib.h>
52#include <string.h>
53
54#include <rpc/types.h>
55#include <rpc/xdr.h>
46#include <rpc/types.h>
47#include <rpc/xdr.h>
56#include "libc_private.h"
57
48
49#define LASTUNSIGNED ((u_int)0-1)
50
58/*
59 * XDR an indirect pointer
60 * xdr_reference is for recursively translating a structure that is
61 * referenced by a pointer inside the structure that is currently being
62 * translated. pp references a pointer to storage. If *pp is null
63 * the necessary storage is allocated.
64 * size is the sizeof the referneced structure.
65 * proc is the routine to handle the referenced structure.
66 */
67bool_t
68xdr_reference(xdrs, pp, size, proc)
51/*
52 * XDR an indirect pointer
53 * xdr_reference is for recursively translating a structure that is
54 * referenced by a pointer inside the structure that is currently being
55 * translated. pp references a pointer to storage. If *pp is null
56 * the necessary storage is allocated.
57 * size is the sizeof the referneced structure.
58 * proc is the routine to handle the referenced structure.
59 */
60bool_t
61xdr_reference(xdrs, pp, size, proc)
69 XDR *xdrs;
62 register XDR *xdrs;
70 caddr_t *pp; /* the pointer to work on */
71 u_int size; /* size of the object pointed to */
72 xdrproc_t proc; /* xdr routine to handle the object */
73{
63 caddr_t *pp; /* the pointer to work on */
64 u_int size; /* size of the object pointed to */
65 xdrproc_t proc; /* xdr routine to handle the object */
66{
74 caddr_t loc = *pp;
75 bool_t stat;
67 register caddr_t loc = *pp;
68 register bool_t stat;
76
77 if (loc == NULL)
78 switch (xdrs->x_op) {
79 case XDR_FREE:
80 return (TRUE);
81
82 case XDR_DECODE:
83 *pp = loc = (caddr_t) mem_alloc(size);
84 if (loc == NULL) {
69
70 if (loc == NULL)
71 switch (xdrs->x_op) {
72 case XDR_FREE:
73 return (TRUE);
74
75 case XDR_DECODE:
76 *pp = loc = (caddr_t) mem_alloc(size);
77 if (loc == NULL) {
85 warnx("xdr_reference: out of memory");
78 (void) fprintf(stderr,
79 "xdr_reference: out of memory\n");
86 return (FALSE);
87 }
80 return (FALSE);
81 }
88 memset(loc, 0, size);
82 bzero(loc, (int)size);
89 break;
83 break;
84 }
90
85
91 case XDR_ENCODE:
92 break;
93 }
86 stat = (*proc)(xdrs, loc, LASTUNSIGNED);
94
87
95 stat = (*proc)(xdrs, loc);
96
97 if (xdrs->x_op == XDR_FREE) {
98 mem_free(loc, size);
99 *pp = NULL;
100 }
101 return (stat);
102}
103
104

--- 13 unchanged lines hidden (view full) ---

118 *
119 * > objpp: Pointer to the pointer to the object.
120 * > obj_size: size of the object.
121 * > xdr_obj: routine to XDR an object.
122 *
123 */
124bool_t
125xdr_pointer(xdrs,objpp,obj_size,xdr_obj)
88 if (xdrs->x_op == XDR_FREE) {
89 mem_free(loc, size);
90 *pp = NULL;
91 }
92 return (stat);
93}
94
95

--- 13 unchanged lines hidden (view full) ---

109 *
110 * > objpp: Pointer to the pointer to the object.
111 * > obj_size: size of the object.
112 * > xdr_obj: routine to XDR an object.
113 *
114 */
115bool_t
116xdr_pointer(xdrs,objpp,obj_size,xdr_obj)
126 XDR *xdrs;
117 register XDR *xdrs;
127 char **objpp;
128 u_int obj_size;
129 xdrproc_t xdr_obj;
130{
131
132 bool_t more_data;
133
134 more_data = (*objpp != NULL);
135 if (! xdr_bool(xdrs,&more_data)) {
136 return (FALSE);
137 }
138 if (! more_data) {
139 *objpp = NULL;
140 return (TRUE);
141 }
142 return (xdr_reference(xdrs,objpp,obj_size,xdr_obj));
143}
118 char **objpp;
119 u_int obj_size;
120 xdrproc_t xdr_obj;
121{
122
123 bool_t more_data;
124
125 more_data = (*objpp != NULL);
126 if (! xdr_bool(xdrs,&more_data)) {
127 return (FALSE);
128 }
129 if (! more_data) {
130 *objpp = NULL;
131 return (TRUE);
132 }
133 return (xdr_reference(xdrs,objpp,obj_size,xdr_obj));
134}