1/* Copyright (c) 1997-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <stdint.h>
19#include <rpcsvc/nis.h>
20#include <rpcsvc/nis_callback.h> /* for "official" Solaris xdr functions */
21#include <shlib-compat.h>
22
23/* This functions do exist without beginning "_" under Solaris 2.x, but
24 we have no prototypes for them. To avoid the same problems as with the
25 YP xdr functions, we don't make them public. */
26#include "nis_xdr.h"
27
28static bool_t
29xdr_nis_attr (XDR *xdrs, nis_attr *objp)
30{
31 bool_t res = xdr_string (xdrs: xdrs, cpp: &objp->zattr_ndx, maxsize: ~0);
32 if (__builtin_expect (res, TRUE))
33 res = xdr_bytes (xdrs: xdrs, cpp: (char **) &objp->zattr_val.zattr_val_val,
34 sizep: &objp->zattr_val.zattr_val_len, maxsize: ~0);
35 return res;
36}
37
38static __always_inline bool_t
39xdr_nis_name (XDR *xdrs, nis_name *objp)
40{
41 return xdr_string (xdrs: xdrs, cpp: objp, maxsize: ~0);
42}
43
44bool_t
45_xdr_nis_name (XDR *xdrs, nis_name *objp)
46{
47 return xdr_nis_name (xdrs, objp);
48}
49
50static __always_inline bool_t
51xdr_zotypes (XDR *xdrs, zotypes *objp)
52{
53 return xdr_enum (xdrs: xdrs, ep: (enum_t *) objp);
54}
55
56static __always_inline bool_t
57xdr_nstype (XDR *xdrs, nstype *objp)
58{
59 return xdr_enum (xdrs: xdrs, ep: (enum_t *) objp);
60}
61
62static bool_t
63xdr_oar_mask (XDR *xdrs, oar_mask *objp)
64{
65 bool_t res = xdr_u_int (xdrs: xdrs, up: &objp->oa_rights);
66 if (__builtin_expect (res, TRUE))
67 res = xdr_zotypes (xdrs, objp: &objp->oa_otype);
68 return res;
69}
70
71static bool_t
72xdr_endpoint (XDR *xdrs, endpoint *objp)
73{
74 bool_t res = xdr_string (xdrs: xdrs, cpp: &objp->uaddr, maxsize: ~0);
75 if (__builtin_expect (res, TRUE))
76 {
77 res = xdr_string (xdrs: xdrs, cpp: &objp->family, maxsize: ~0);
78 if (__glibc_likely (res))
79 res = xdr_string (xdrs: xdrs, cpp: &objp->proto, maxsize: ~0);
80 }
81 return res;
82}
83
84bool_t
85_xdr_nis_server (XDR *xdrs, nis_server *objp)
86{
87 bool_t res = xdr_nis_name (xdrs, objp: &objp->name);
88 if (__builtin_expect (res, TRUE))
89 {
90 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->ep.ep_val, sizep: &objp->ep.ep_len,
91 maxsize: ~0, elsize: sizeof (endpoint), elproc: (xdrproc_t) xdr_endpoint);
92 if (__builtin_expect (res, TRUE))
93 {
94 res = xdr_u_int (xdrs: xdrs, up: &objp->key_type);
95 if (__builtin_expect (res, TRUE))
96 res = xdr_netobj (xdrs: xdrs, np: &objp->pkey);
97 }
98 }
99 return res;
100}
101
102bool_t
103_xdr_directory_obj (XDR *xdrs, directory_obj *objp)
104{
105 bool_t res = xdr_nis_name (xdrs, objp: &objp->do_name);
106 if (__builtin_expect (res, TRUE))
107 {
108 res = xdr_nstype (xdrs, objp: &objp->do_type);
109 if (__builtin_expect (res, TRUE))
110 {
111 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->do_servers.do_servers_val,
112 sizep: &objp->do_servers.do_servers_len, maxsize: ~0,
113 elsize: sizeof (nis_server), elproc: (xdrproc_t) _xdr_nis_server);
114 if (__builtin_expect (res, TRUE))
115 {
116 res = xdr_uint32_t (xdrs: xdrs, up: &objp->do_ttl);
117 if (__builtin_expect (res, TRUE))
118 res = xdr_array (xdrs: xdrs,
119 addrp: (void *) &objp->do_armask.do_armask_val,
120 sizep: &objp->do_armask.do_armask_len, maxsize: ~0,
121 elsize: sizeof (oar_mask), elproc: (xdrproc_t) xdr_oar_mask);
122 }
123 }
124 }
125 return res;
126}
127
128static bool_t
129xdr_entry_col (XDR *xdrs, entry_col *objp)
130{
131 bool_t res = xdr_u_int (xdrs: xdrs, up: &objp->ec_flags);
132 if (__builtin_expect (res, TRUE))
133 res = xdr_bytes (xdrs: xdrs, cpp: (char **) &objp->ec_value.ec_value_val,
134 sizep: &objp->ec_value.ec_value_len, maxsize: ~0);
135 return res;
136}
137
138static bool_t
139xdr_entry_obj (XDR *xdrs, entry_obj *objp)
140{
141 bool_t res = xdr_string (xdrs: xdrs, cpp: &objp->en_type, maxsize: ~0);
142 if (__builtin_expect (res, TRUE))
143 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->en_cols.en_cols_val,
144 sizep: &objp->en_cols.en_cols_len, maxsize: ~0,
145 elsize: sizeof (entry_col), elproc: (xdrproc_t) xdr_entry_col);
146 return res;
147}
148
149static bool_t
150xdr_group_obj (XDR *xdrs, group_obj *objp)
151{
152 bool_t res = xdr_u_int (xdrs: xdrs, up: &objp->gr_flags);
153 if (__builtin_expect (res, TRUE))
154 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->gr_members.gr_members_val,
155 sizep: &objp->gr_members.gr_members_len, maxsize: ~0,
156 elsize: sizeof (nis_name), elproc: (xdrproc_t) _xdr_nis_name);
157 return res;
158}
159
160static bool_t
161xdr_link_obj (XDR *xdrs, link_obj *objp)
162{
163 bool_t res = xdr_zotypes (xdrs, objp: &objp->li_rtype);
164 if (__builtin_expect (res, TRUE))
165 {
166 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->li_attrs.li_attrs_val,
167 sizep: &objp->li_attrs.li_attrs_len, maxsize: ~0,
168 elsize: sizeof (nis_attr), elproc: (xdrproc_t) xdr_nis_attr);
169 if (__builtin_expect (res, TRUE))
170 res = xdr_nis_name (xdrs, objp: &objp->li_name);
171 }
172 return res;
173}
174
175static bool_t
176xdr_table_col (XDR *xdrs, table_col *objp)
177{
178 bool_t res = xdr_string (xdrs: xdrs, cpp: &objp->tc_name, maxsize: 64);
179 if (__builtin_expect (res, TRUE))
180 {
181 res = xdr_u_int (xdrs: xdrs, up: &objp->tc_flags);
182 if (__builtin_expect (res, TRUE))
183 res = xdr_u_int (xdrs: xdrs, up: &objp->tc_rights);
184 }
185 return res;
186}
187
188static bool_t
189xdr_table_obj (XDR *xdrs, table_obj *objp)
190{
191 bool_t res = xdr_string (xdrs: xdrs, cpp: &objp->ta_type, maxsize: 64);
192 if (__builtin_expect (res, TRUE))
193 {
194 res = xdr_int (xdrs: xdrs, ip: &objp->ta_maxcol);
195 if (__builtin_expect (res, TRUE))
196 {
197 res = xdr_u_char (xdrs: xdrs, cp: &objp->ta_sep);
198 if (__builtin_expect (res, TRUE))
199 {
200 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->ta_cols.ta_cols_val,
201 sizep: &objp->ta_cols.ta_cols_len, maxsize: ~0,
202 elsize: sizeof (table_col), elproc: (xdrproc_t) xdr_table_col);
203 if (__builtin_expect (res, TRUE))
204 res = xdr_string (xdrs: xdrs, cpp: &objp->ta_path, maxsize: ~0);
205 }
206 }
207 }
208 return res;
209}
210
211static bool_t
212xdr_objdata (XDR *xdrs, objdata *objp)
213{
214 bool_t res = xdr_zotypes (xdrs, objp: &objp->zo_type);
215 if (!__builtin_expect (res, TRUE))
216 return res;
217 switch (objp->zo_type)
218 {
219 case NIS_DIRECTORY_OBJ:
220 return _xdr_directory_obj (xdrs, objp: &objp->objdata_u.di_data);
221 case NIS_GROUP_OBJ:
222 return xdr_group_obj (xdrs, objp: &objp->objdata_u.gr_data);
223 case NIS_TABLE_OBJ:
224 return xdr_table_obj (xdrs, objp: &objp->objdata_u.ta_data);
225 case NIS_ENTRY_OBJ:
226 return xdr_entry_obj (xdrs, objp: &objp->objdata_u.en_data);
227 case NIS_LINK_OBJ:
228 return xdr_link_obj (xdrs, objp: &objp->objdata_u.li_data);
229 case NIS_PRIVATE_OBJ:
230 return xdr_bytes (xdrs: xdrs, cpp: &objp->objdata_u.po_data.po_data_val,
231 sizep: &objp->objdata_u.po_data.po_data_len, maxsize: ~0);
232 case NIS_NO_OBJ:
233 case NIS_BOGUS_OBJ:
234 default:
235 return TRUE;
236 }
237}
238
239static bool_t
240xdr_nis_oid (XDR *xdrs, nis_oid *objp)
241{
242 bool_t res = xdr_uint32_t (xdrs: xdrs, up: &objp->ctime);
243 if (__builtin_expect (res, TRUE))
244 res = xdr_uint32_t (xdrs: xdrs, up: &objp->mtime);
245 return res;
246}
247
248bool_t
249_xdr_nis_object (XDR *xdrs, nis_object *objp)
250{
251 bool_t res = xdr_nis_oid (xdrs, objp: &objp->zo_oid);
252 if (__builtin_expect (res, TRUE))
253 {
254 res = xdr_nis_name (xdrs, objp: &objp->zo_name);
255 if (__builtin_expect (res, TRUE))
256 {
257 res = xdr_nis_name (xdrs, objp: &objp->zo_owner);
258 if (__builtin_expect (res, TRUE))
259 {
260 res = xdr_nis_name (xdrs, objp: &objp->zo_group);
261 if (__builtin_expect (res, TRUE))
262 {
263 res = xdr_nis_name (xdrs, objp: &objp->zo_domain);
264 if (__builtin_expect (res, TRUE))
265 {
266 res = xdr_u_int (xdrs: xdrs, up: &objp->zo_access);
267 if (__builtin_expect (res, TRUE))
268 {
269 res = xdr_uint32_t (xdrs: xdrs, up: &objp->zo_ttl);
270 if (__builtin_expect (res, TRUE))
271 res = xdr_objdata (xdrs, objp: &objp->zo_data);
272 }
273 }
274 }
275 }
276 }
277 }
278 return res;
279}
280
281static __always_inline bool_t
282xdr_nis_error (XDR *xdrs, nis_error *objp)
283{
284 return xdr_enum (xdrs: xdrs, ep: (enum_t *) objp);
285}
286
287bool_t
288_xdr_nis_error (XDR *xdrs, nis_error *objp)
289{
290 return xdr_nis_error (xdrs, objp);
291}
292
293bool_t
294_xdr_nis_result (XDR *xdrs, nis_result *objp)
295{
296 bool_t res = xdr_nis_error (xdrs, objp: &objp->status);
297 if (__builtin_expect (res, TRUE))
298 {
299 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->objects.objects_val,
300 sizep: &objp->objects.objects_len, maxsize: ~0,
301 elsize: sizeof (nis_object), elproc: (xdrproc_t) _xdr_nis_object);
302 if (__builtin_expect (res, TRUE))
303 {
304 res = xdr_netobj (xdrs: xdrs, np: &objp->cookie);
305 if (__builtin_expect (res, TRUE))
306 {
307 res = xdr_uint32_t (xdrs: xdrs, up: &objp->zticks);
308 if (__builtin_expect (res, TRUE))
309 {
310 res = xdr_uint32_t (xdrs: xdrs, up: &objp->dticks);
311 if (__builtin_expect (res, TRUE))
312 {
313 res = xdr_uint32_t (xdrs: xdrs, up: &objp->aticks);
314 if (__builtin_expect (res, TRUE))
315 res = xdr_uint32_t (xdrs: xdrs, up: &objp->cticks);
316 }
317 }
318 }
319 }
320 }
321 return res;
322}
323libnsl_hidden_nolink_def (_xdr_nis_result, GLIBC_PRIVATE)
324
325bool_t
326_xdr_ns_request (XDR *xdrs, ns_request *objp)
327{
328 bool_t res = xdr_nis_name (xdrs, objp: &objp->ns_name);
329 if (__builtin_expect (res, TRUE))
330 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->ns_object.ns_object_val,
331 sizep: &objp->ns_object.ns_object_len, maxsize: 1,
332 elsize: sizeof (nis_object), elproc: (xdrproc_t) _xdr_nis_object);
333 return res;
334}
335
336bool_t
337_xdr_ib_request (XDR *xdrs, ib_request *objp)
338{
339 bool_t res = xdr_nis_name (xdrs, objp: &objp->ibr_name);
340 if (__builtin_expect (res, TRUE))
341 {
342 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->ibr_srch.ibr_srch_val,
343 sizep: &objp->ibr_srch.ibr_srch_len, maxsize: ~0,
344 elsize: sizeof (nis_attr), elproc: (xdrproc_t) xdr_nis_attr);
345 if (__builtin_expect (res, TRUE))
346 {
347 res = xdr_u_int (xdrs: xdrs, up: &objp->ibr_flags);
348 if (__builtin_expect (res, TRUE))
349 {
350 res = xdr_array (xdrs: xdrs, addrp: (void *) &objp->ibr_obj.ibr_obj_val,
351 sizep: &objp->ibr_obj.ibr_obj_len, maxsize: 1,
352 elsize: sizeof (nis_object),
353 elproc: (xdrproc_t) _xdr_nis_object);
354 if (__builtin_expect (res, TRUE))
355 {
356 res = xdr_array (xdrs: xdrs,
357 addrp: (void *) &objp->ibr_cbhost.ibr_cbhost_val,
358 sizep: &objp->ibr_cbhost.ibr_cbhost_len, maxsize: 1,
359 elsize: sizeof (nis_server),
360 elproc: (xdrproc_t) _xdr_nis_server);
361 if (__builtin_expect (res, TRUE))
362 {
363 res = xdr_u_int (xdrs: xdrs, up: &objp->ibr_bufsize);
364 if (__builtin_expect (res, TRUE))
365 res = xdr_netobj (xdrs: xdrs, np: &objp->ibr_cookie);
366 }
367 }
368 }
369 }
370 }
371 return res;
372}
373libnsl_hidden_nolink_def (_xdr_ib_request, GLIBC_PRIVATE)
374
375bool_t
376_xdr_ping_args (XDR *xdrs, ping_args *objp)
377{
378 bool_t res = xdr_nis_name (xdrs, objp: &objp->dir);
379 if (__builtin_expect (res, TRUE))
380 res = xdr_uint32_t (xdrs: xdrs, up: &objp->stamp);
381 return res;
382}
383
384bool_t
385_xdr_cp_result (XDR *xdrs, cp_result *objp)
386{
387 bool_t res = xdr_nis_error (xdrs, objp: &objp->cp_status);
388 if (__builtin_expect (res, TRUE))
389 {
390 res = xdr_uint32_t (xdrs: xdrs, up: &objp->cp_zticks);
391 if (__builtin_expect (res, TRUE))
392 res = xdr_uint32_t (xdrs: xdrs, up: &objp->cp_dticks);
393 }
394 return res;
395}
396
397bool_t
398_xdr_nis_tag (XDR *xdrs, nis_tag *objp)
399{
400 bool_t res = xdr_u_int (xdrs: xdrs, up: &objp->tag_type);
401 if (__builtin_expect (res, TRUE))
402 res = xdr_string (xdrs: xdrs, cpp: &objp->tag_val, maxsize: ~0);
403 return res;
404}
405
406bool_t
407_xdr_nis_taglist (XDR *xdrs, nis_taglist *objp)
408{
409 return xdr_array (xdrs: xdrs, addrp: (void *) &objp->tags.tags_val,
410 sizep: &objp->tags.tags_len, maxsize: ~0, elsize: sizeof (nis_tag),
411 elproc: (xdrproc_t) _xdr_nis_tag);
412}
413
414bool_t
415_xdr_fd_args (XDR *xdrs, fd_args *objp)
416{
417 bool_t res = xdr_nis_name (xdrs, objp: &objp->dir_name);
418 if (__builtin_expect (res, TRUE))
419 res = xdr_nis_name (xdrs, objp: &objp->requester);
420 return res;
421}
422
423bool_t
424_xdr_fd_result (XDR *xdrs, fd_result *objp)
425{
426 bool_t res = xdr_nis_error (xdrs, objp: &objp->status);
427 if (__builtin_expect (res, TRUE))
428 {
429 res = xdr_nis_name (xdrs, objp: &objp->source);
430 if (__builtin_expect (res, TRUE))
431 {
432 res = xdr_bytes (xdrs: xdrs, cpp: (char **) &objp->dir_data.dir_data_val,
433 sizep: &objp->dir_data.dir_data_len, maxsize: ~0);
434 if (__builtin_expect (res, TRUE))
435 res = xdr_bytes (xdrs: xdrs, cpp: (char **) &objp->signature.signature_val,
436 sizep: &objp->signature.signature_len, maxsize: ~0);
437 }
438 }
439 return res;
440}
441
442/* The following functions have prototypes in nis_callback.h. So
443 we make them public */
444bool_t
445xdr_obj_p (XDR *xdrs, obj_p *objp)
446{
447 return xdr_pointer (xdrs: xdrs, objpp: (char **)objp, obj_size: sizeof (nis_object),
448 xdr_obj: (xdrproc_t)_xdr_nis_object);
449}
450libnsl_hidden_nolink_def (xdr_obj_p, GLIBC_2_1)
451
452bool_t
453xdr_cback_data (XDR *xdrs, cback_data *objp)
454{
455 return xdr_array (xdrs: xdrs, addrp: (void *) &objp->entries.entries_val,
456 sizep: &objp->entries.entries_len, maxsize: ~0,
457 elsize: sizeof (obj_p), elproc: (xdrproc_t) xdr_obj_p);
458}
459libnsl_hidden_nolink_def (xdr_cback_data, GLIBC_2_1)
460

source code of glibc/nis/nis_xdr.c