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librpc: fix builds without IPv6 suport (HP-UX 11.00)
[Samba/gebeck_regimport.git] / librpc / ndr / ndr_basic.c
blob96f7323bfd90d08d296bc0485e023803b6a63cdb
1 /*
2 Unix SMB/CIFS implementation.
3
4 routines for marshalling/unmarshalling basic types
5
6 Copyright (C) Andrew Tridgell 2003
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #include "includes.h"
23 #include "system/network.h"
24 #include "librpc/ndr/libndr.h"
25 #include "lib/util/util_net.h"
26
27 #define NDR_SVAL(ndr, ofs) (NDR_BE(ndr)?RSVAL(ndr->data,ofs):SVAL(ndr->data,ofs))
28 #define NDR_IVAL(ndr, ofs) (NDR_BE(ndr)?RIVAL(ndr->data,ofs):IVAL(ndr->data,ofs))
29 #define NDR_IVALS(ndr, ofs) (NDR_BE(ndr)?RIVALS(ndr->data,ofs):IVALS(ndr->data,ofs))
30 #define NDR_SSVAL(ndr, ofs, v) do { if (NDR_BE(ndr)) { RSSVAL(ndr->data,ofs,v); } else SSVAL(ndr->data,ofs,v); } while (0)
31 #define NDR_SIVAL(ndr, ofs, v) do { if (NDR_BE(ndr)) { RSIVAL(ndr->data,ofs,v); } else SIVAL(ndr->data,ofs,v); } while (0)
32 #define NDR_SIVALS(ndr, ofs, v) do { if (NDR_BE(ndr)) { RSIVALS(ndr->data,ofs,v); } else SIVALS(ndr->data,ofs,v); } while (0)
33
34
35 /*
36 check for data leaks from the server by looking for non-zero pad bytes
37 these could also indicate that real structure elements have been
38 mistaken for padding in the IDL
39 */
40 _PUBLIC_ void ndr_check_padding(struct ndr_pull *ndr, size_t n)
41 {
42 size_t ofs2 = (ndr->offset + (n-1)) & ~(n-1);
43 int i;
44 for (i=ndr->offset;i<ofs2;i++) {
45 if (ndr->data[i] != 0) {
46 break;
47 }
48 }
49 if (i<ofs2) {
50 DEBUG(0,("WARNING: Non-zero padding to %d: ", (int)n));
51 for (i=ndr->offset;i<ofs2;i++) {
52 DEBUG(0,("%02x ", ndr->data[i]));
53 }
54 DEBUG(0,("\n"));
55 }
56
57 }
58
59 /*
60 parse a int8_t
61 */
62 _PUBLIC_ enum ndr_err_code ndr_pull_int8(struct ndr_pull *ndr, int ndr_flags, int8_t *v)
63 {
64 NDR_PULL_NEED_BYTES(ndr, 1);
65 *v = (int8_t)CVAL(ndr->data, ndr->offset);
66 ndr->offset += 1;
67 return NDR_ERR_SUCCESS;
68 }
69
70 /*
71 parse a uint8_t
72 */
73 _PUBLIC_ enum ndr_err_code ndr_pull_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *v)
74 {
75 NDR_PULL_NEED_BYTES(ndr, 1);
76 *v = CVAL(ndr->data, ndr->offset);
77 ndr->offset += 1;
78 return NDR_ERR_SUCCESS;
79 }
80
81 /*
82 parse a int16_t
83 */
84 _PUBLIC_ enum ndr_err_code ndr_pull_int16(struct ndr_pull *ndr, int ndr_flags, int16_t *v)
85 {
86 NDR_PULL_ALIGN(ndr, 2);
87 NDR_PULL_NEED_BYTES(ndr, 2);
88 *v = (uint16_t)NDR_SVAL(ndr, ndr->offset);
89 ndr->offset += 2;
90 return NDR_ERR_SUCCESS;
91 }
92
93 /*
94 parse a uint16_t
95 */
96 _PUBLIC_ enum ndr_err_code ndr_pull_uint16(struct ndr_pull *ndr, int ndr_flags, uint16_t *v)
97 {
98 NDR_PULL_ALIGN(ndr, 2);
99 NDR_PULL_NEED_BYTES(ndr, 2);
100 *v = NDR_SVAL(ndr, ndr->offset);
101 ndr->offset += 2;
102 return NDR_ERR_SUCCESS;
103 }
104
105 /*
106 parse a uint1632_t
107 */
108 _PUBLIC_ enum ndr_err_code ndr_pull_uint1632(struct ndr_pull *ndr, int ndr_flags, uint16_t *v)
109 {
110 if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
111 uint32_t v32 = 0;
112 enum ndr_err_code err = ndr_pull_uint32(ndr, ndr_flags, &v32);
113 *v = v32;
114 if (unlikely(v32 != *v)) {
115 DEBUG(0,(__location__ ": non-zero upper 16 bits 0x%08x\n", (unsigned)v32));
116 return NDR_ERR_NDR64;
117 }
118 return err;
119 }
120 return ndr_pull_uint16(ndr, ndr_flags, v);
121 }
122
123 /*
124 parse a int32_t
125 */
126 _PUBLIC_ enum ndr_err_code ndr_pull_int32(struct ndr_pull *ndr, int ndr_flags, int32_t *v)
127 {
128 NDR_PULL_ALIGN(ndr, 4);
129 NDR_PULL_NEED_BYTES(ndr, 4);
130 *v = NDR_IVALS(ndr, ndr->offset);
131 ndr->offset += 4;
132 return NDR_ERR_SUCCESS;
133 }
134
135 /*
136 parse a uint32_t
137 */
138 _PUBLIC_ enum ndr_err_code ndr_pull_uint32(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
139 {
140 NDR_PULL_ALIGN(ndr, 4);
141 NDR_PULL_NEED_BYTES(ndr, 4);
142 *v = NDR_IVAL(ndr, ndr->offset);
143 ndr->offset += 4;
144 return NDR_ERR_SUCCESS;
145 }
146
147 /*
148 parse a arch dependent uint32/uint64
149 */
150 _PUBLIC_ enum ndr_err_code ndr_pull_uint3264(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
151 {
152 uint64_t v64;
153 enum ndr_err_code err;
154 if (likely(!(ndr->flags & LIBNDR_FLAG_NDR64))) {
155 return ndr_pull_uint32(ndr, ndr_flags, v);
156 }
157 err = ndr_pull_hyper(ndr, ndr_flags, &v64);
158 *v = (uint32_t)v64;
159 if (unlikely(v64 != *v)) {
160 DEBUG(0,(__location__ ": non-zero upper 32 bits 0x%016llx\n",
161 (unsigned long long)v64));
162 return NDR_ERR_NDR64;
163 }
164 return err;
165 }
166
167 /*
168 parse a double
169 */
170 _PUBLIC_ enum ndr_err_code ndr_pull_double(struct ndr_pull *ndr, int ndr_flags, double *v)
171 {
172 NDR_PULL_ALIGN(ndr, 8);
173 NDR_PULL_NEED_BYTES(ndr, 8);
174 memcpy(v, ndr->data+ndr->offset, 8);
175 ndr->offset += 8;
176 return NDR_ERR_SUCCESS;
177 }
178
179 /*
180 parse a pointer referent identifier stored in 2 bytes
181 */
182 _PUBLIC_ enum ndr_err_code ndr_pull_relative_ptr_short(struct ndr_pull *ndr, uint16_t *v)
183 {
184 NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, v));
185 if (*v != 0) {
186 ndr->ptr_count++;
187 }
188 *(v) -= ndr->relative_rap_convert;
189 return NDR_ERR_SUCCESS;
190 }
191
192 /*
193 parse a pointer referent identifier
194 */
195 _PUBLIC_ enum ndr_err_code ndr_pull_generic_ptr(struct ndr_pull *ndr, uint32_t *v)
196 {
197 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, v));
198 if (*v != 0) {
199 ndr->ptr_count++;
200 }
201 return NDR_ERR_SUCCESS;
202 }
203
204 /*
205 parse a ref pointer referent identifier
206 */
207 _PUBLIC_ enum ndr_err_code ndr_pull_ref_ptr(struct ndr_pull *ndr, uint32_t *v)
208 {
209 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, v));
210 /* ref pointers always point to data */
211 *v = 1;
212 return NDR_ERR_SUCCESS;
213 }
214
215 /*
216 parse a udlong
217 */
218 _PUBLIC_ enum ndr_err_code ndr_pull_udlong(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
219 {
220 NDR_PULL_ALIGN(ndr, 4);
221 NDR_PULL_NEED_BYTES(ndr, 8);
222 *v = NDR_IVAL(ndr, ndr->offset);
223 *v |= (uint64_t)(NDR_IVAL(ndr, ndr->offset+4)) << 32;
224 ndr->offset += 8;
225 return NDR_ERR_SUCCESS;
226 }
227
228 /*
229 parse a udlongr
230 */
231 _PUBLIC_ enum ndr_err_code ndr_pull_udlongr(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
232 {
233 NDR_PULL_ALIGN(ndr, 4);
234 NDR_PULL_NEED_BYTES(ndr, 8);
235 *v = ((uint64_t)NDR_IVAL(ndr, ndr->offset)) << 32;
236 *v |= NDR_IVAL(ndr, ndr->offset+4);
237 ndr->offset += 8;
238 return NDR_ERR_SUCCESS;
239 }
240
241 /*
242 parse a dlong
243 */
244 _PUBLIC_ enum ndr_err_code ndr_pull_dlong(struct ndr_pull *ndr, int ndr_flags, int64_t *v)
245 {
246 return ndr_pull_udlong(ndr, ndr_flags, (uint64_t *)v);
247 }
248
249 /*
250 parse a hyper
251 */
252 _PUBLIC_ enum ndr_err_code ndr_pull_hyper(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
253 {
254 NDR_PULL_ALIGN(ndr, 8);
255 if (NDR_BE(ndr)) {
256 return ndr_pull_udlongr(ndr, ndr_flags, v);
257 }
258 return ndr_pull_udlong(ndr, ndr_flags, v);
259 }
260
261 /*
262 parse a pointer
263 */
264 _PUBLIC_ enum ndr_err_code ndr_pull_pointer(struct ndr_pull *ndr, int ndr_flags, void* *v)
265 {
266 uintptr_t h;
267 NDR_PULL_ALIGN(ndr, sizeof(h));
268 NDR_PULL_NEED_BYTES(ndr, sizeof(h));
269 memcpy(&h, ndr->data+ndr->offset, sizeof(h));
270 ndr->offset += sizeof(h);
271 *v = (void *)h;
272 return NDR_ERR_SUCCESS;
273 }
274
275 /*
276 pull a NTSTATUS
277 */
278 _PUBLIC_ enum ndr_err_code ndr_pull_NTSTATUS(struct ndr_pull *ndr, int ndr_flags, NTSTATUS *status)
279 {
280 uint32_t v;
281 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
282 *status = NT_STATUS(v);
283 return NDR_ERR_SUCCESS;
284 }
285
286 /*
287 push a NTSTATUS
288 */
289 _PUBLIC_ enum ndr_err_code ndr_push_NTSTATUS(struct ndr_push *ndr, int ndr_flags, NTSTATUS status)
290 {
291 return ndr_push_uint32(ndr, ndr_flags, NT_STATUS_V(status));
292 }
293
294 _PUBLIC_ void ndr_print_NTSTATUS(struct ndr_print *ndr, const char *name, NTSTATUS r)
295 {
296 ndr->print(ndr, "%-25s: %s", name, nt_errstr(r));
297 }
298
299 /*
300 pull a WERROR
301 */
302 _PUBLIC_ enum ndr_err_code ndr_pull_WERROR(struct ndr_pull *ndr, int ndr_flags, WERROR *status)
303 {
304 uint32_t v;
305 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
306 *status = W_ERROR(v);
307 return NDR_ERR_SUCCESS;
308 }
309
310
311 /*
312 parse a uint8_t enum
313 */
314 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *v)
315 {
316 return ndr_pull_uint8(ndr, ndr_flags, v);
317 }
318
319 /*
320 parse a uint16_t enum
321 */
322 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint16(struct ndr_pull *ndr, int ndr_flags, uint16_t *v)
323 {
324 return ndr_pull_uint16(ndr, ndr_flags, v);
325 }
326
327 /*
328 parse a uint1632_t enum (uint32_t on NDR64)
329 */
330 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint1632(struct ndr_pull *ndr, int ndr_flags, uint16_t *v)
331 {
332 if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
333 uint32_t v32;
334 NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &v32));
335 *v = v32;
336 if (v32 != *v) {
337 DEBUG(0,(__location__ ": non-zero upper 16 bits 0x%08x\n", (unsigned)v32));
338 return NDR_ERR_NDR64;
339 }
340 return NDR_ERR_SUCCESS;
341 }
342 return ndr_pull_uint16(ndr, ndr_flags, v);
343 }
344
345 /*
346 parse a uint32_t enum
347 */
348 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint32(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
349 {
350 return ndr_pull_uint32(ndr, ndr_flags, v);
351 }
352
353 /*
354 push a uint8_t enum
355 */
356 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v)
357 {
358 return ndr_push_uint8(ndr, ndr_flags, v);
359 }
360
361 /*
362 push a uint16_t enum
363 */
364 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v)
365 {
366 return ndr_push_uint16(ndr, ndr_flags, v);
367 }
368
369 /*
370 push a uint32_t enum
371 */
372 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v)
373 {
374 return ndr_push_uint32(ndr, ndr_flags, v);
375 }
376
377 /*
378 push a uint1632_t enum
379 */
380 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint1632(struct ndr_push *ndr, int ndr_flags, uint16_t v)
381 {
382 if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
383 return ndr_push_uint32(ndr, ndr_flags, v);
384 }
385 return ndr_push_uint16(ndr, ndr_flags, v);
386 }
387
388 /*
389 push a WERROR
390 */
391 _PUBLIC_ enum ndr_err_code ndr_push_WERROR(struct ndr_push *ndr, int ndr_flags, WERROR status)
392 {
393 return ndr_push_uint32(ndr, NDR_SCALARS, W_ERROR_V(status));
394 }
395
396 _PUBLIC_ void ndr_print_WERROR(struct ndr_print *ndr, const char *name, WERROR r)
397 {
398 ndr->print(ndr, "%-25s: %s", name, win_errstr(r));
399 }
400
401 /*
402 parse a set of bytes
403 */
404 _PUBLIC_ enum ndr_err_code ndr_pull_bytes(struct ndr_pull *ndr, uint8_t *data, uint32_t n)
405 {
406 NDR_PULL_NEED_BYTES(ndr, n);
407 memcpy(data, ndr->data + ndr->offset, n);
408 ndr->offset += n;
409 return NDR_ERR_SUCCESS;
410 }
411
412 /*
413 pull an array of uint8
414 */
415 _PUBLIC_ enum ndr_err_code ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *data, uint32_t n)
416 {
417 if (!(ndr_flags & NDR_SCALARS)) {
418 return NDR_ERR_SUCCESS;
419 }
420 return ndr_pull_bytes(ndr, data, n);
421 }
422
423 /*
424 push a int8_t
425 */
426 _PUBLIC_ enum ndr_err_code ndr_push_int8(struct ndr_push *ndr, int ndr_flags, int8_t v)
427 {
428 NDR_PUSH_NEED_BYTES(ndr, 1);
429 SCVAL(ndr->data, ndr->offset, (uint8_t)v);
430 ndr->offset += 1;
431 return NDR_ERR_SUCCESS;
432 }
433
434 /*
435 push a uint8_t
436 */
437 _PUBLIC_ enum ndr_err_code ndr_push_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v)
438 {
439 NDR_PUSH_NEED_BYTES(ndr, 1);
440 SCVAL(ndr->data, ndr->offset, v);
441 ndr->offset += 1;
442 return NDR_ERR_SUCCESS;
443 }
444
445 /*
446 push a int16_t
447 */
448 _PUBLIC_ enum ndr_err_code ndr_push_int16(struct ndr_push *ndr, int ndr_flags, int16_t v)
449 {
450 NDR_PUSH_ALIGN(ndr, 2);
451 NDR_PUSH_NEED_BYTES(ndr, 2);
452 NDR_SSVAL(ndr, ndr->offset, (uint16_t)v);
453 ndr->offset += 2;
454 return NDR_ERR_SUCCESS;
455 }
456
457 /*
458 push a uint16_t
459 */
460 _PUBLIC_ enum ndr_err_code ndr_push_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v)
461 {
462 NDR_PUSH_ALIGN(ndr, 2);
463 NDR_PUSH_NEED_BYTES(ndr, 2);
464 NDR_SSVAL(ndr, ndr->offset, v);
465 ndr->offset += 2;
466 return NDR_ERR_SUCCESS;
467 }
468
469 /*
470 push a uint1632
471 */
472 _PUBLIC_ enum ndr_err_code ndr_push_uint1632(struct ndr_push *ndr, int ndr_flags, uint16_t v)
473 {
474 if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
475 return ndr_push_uint32(ndr, ndr_flags, v);
476 }
477 return ndr_push_uint16(ndr, ndr_flags, v);
478 }
479
480 /*
481 push a int32_t
482 */
483 _PUBLIC_ enum ndr_err_code ndr_push_int32(struct ndr_push *ndr, int ndr_flags, int32_t v)
484 {
485 NDR_PUSH_ALIGN(ndr, 4);
486 NDR_PUSH_NEED_BYTES(ndr, 4);
487 NDR_SIVALS(ndr, ndr->offset, v);
488 ndr->offset += 4;
489 return NDR_ERR_SUCCESS;
490 }
491
492 /*
493 push a uint32_t
494 */
495 _PUBLIC_ enum ndr_err_code ndr_push_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v)
496 {
497 NDR_PUSH_ALIGN(ndr, 4);
498 NDR_PUSH_NEED_BYTES(ndr, 4);
499 NDR_SIVAL(ndr, ndr->offset, v);
500 ndr->offset += 4;
501 return NDR_ERR_SUCCESS;
502 }
503
504 /*
505 push a uint3264
506 */
507 _PUBLIC_ enum ndr_err_code ndr_push_uint3264(struct ndr_push *ndr, int ndr_flags, uint32_t v)
508 {
509 if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
510 return ndr_push_hyper(ndr, ndr_flags, v);
511 }
512 return ndr_push_uint32(ndr, ndr_flags, v);
513 }
514
515 /*
516 push a udlong
517 */
518 _PUBLIC_ enum ndr_err_code ndr_push_udlong(struct ndr_push *ndr, int ndr_flags, uint64_t v)
519 {
520 NDR_PUSH_ALIGN(ndr, 4);
521 NDR_PUSH_NEED_BYTES(ndr, 8);
522 NDR_SIVAL(ndr, ndr->offset, (v & 0xFFFFFFFF));
523 NDR_SIVAL(ndr, ndr->offset+4, (v>>32));
524 ndr->offset += 8;
525 return NDR_ERR_SUCCESS;
526 }
527
528 /*
529 push a udlongr
530 */
531 _PUBLIC_ enum ndr_err_code ndr_push_udlongr(struct ndr_push *ndr, int ndr_flags, uint64_t v)
532 {
533 NDR_PUSH_ALIGN(ndr, 4);
534 NDR_PUSH_NEED_BYTES(ndr, 8);
535 NDR_SIVAL(ndr, ndr->offset, (v>>32));
536 NDR_SIVAL(ndr, ndr->offset+4, (v & 0xFFFFFFFF));
537 ndr->offset += 8;
538 return NDR_ERR_SUCCESS;
539 }
540
541 /*
542 push a dlong
543 */
544 _PUBLIC_ enum ndr_err_code ndr_push_dlong(struct ndr_push *ndr, int ndr_flags, int64_t v)
545 {
546 return ndr_push_udlong(ndr, NDR_SCALARS, (uint64_t)v);
547 }
548
549 /*
550 push a hyper
551 */
552 _PUBLIC_ enum ndr_err_code ndr_push_hyper(struct ndr_push *ndr, int ndr_flags, uint64_t v)
553 {
554 NDR_PUSH_ALIGN(ndr, 8);
555 if (NDR_BE(ndr)) {
556 return ndr_push_udlongr(ndr, NDR_SCALARS, v);
557 }
558 return ndr_push_udlong(ndr, NDR_SCALARS, v);
559 }
560
561 /*
562 push a double
563 */
564 _PUBLIC_ enum ndr_err_code ndr_push_double(struct ndr_push *ndr, int ndr_flags, double v)
565 {
566 NDR_PUSH_ALIGN(ndr, 8);
567 NDR_PUSH_NEED_BYTES(ndr, 8);
568 memcpy(ndr->data+ndr->offset, &v, 8);
569 ndr->offset += 8;
570 return NDR_ERR_SUCCESS;
571 }
572
573 /*
574 push a pointer
575 */
576 _PUBLIC_ enum ndr_err_code ndr_push_pointer(struct ndr_push *ndr, int ndr_flags, void* v)
577 {
578 uintptr_t h = (intptr_t)v;
579 NDR_PUSH_ALIGN(ndr, sizeof(h));
580 NDR_PUSH_NEED_BYTES(ndr, sizeof(h));
581 memcpy(ndr->data+ndr->offset, &h, sizeof(h));
582 ndr->offset += sizeof(h);
583 return NDR_ERR_SUCCESS;
584 }
585
586 _PUBLIC_ enum ndr_err_code ndr_push_align(struct ndr_push *ndr, size_t size)
587 {
588 /* this is a nasty hack to make pidl work with NDR64 */
589 if (size == 5) {
590 if (ndr->flags & LIBNDR_FLAG_NDR64) {
591 size = 8;
592 } else {
593 size = 4;
594 }
595 } else if (size == 3) {
596 if (ndr->flags & LIBNDR_FLAG_NDR64) {
597 size = 4;
598 } else {
599 size = 2;
600 }
601 }
602 NDR_PUSH_ALIGN(ndr, size);
603 return NDR_ERR_SUCCESS;
604 }
605
606 _PUBLIC_ enum ndr_err_code ndr_pull_align(struct ndr_pull *ndr, size_t size)
607 {
608 /* this is a nasty hack to make pidl work with NDR64 */
609 if (size == 5) {
610 if (ndr->flags & LIBNDR_FLAG_NDR64) {
611 size = 8;
612 } else {
613 size = 4;
614 }
615 } else if (size == 3) {
616 if (ndr->flags & LIBNDR_FLAG_NDR64) {
617 size = 4;
618 } else {
619 size = 2;
620 }
621 }
622 NDR_PULL_ALIGN(ndr, size);
623 return NDR_ERR_SUCCESS;
624 }
625
626 _PUBLIC_ enum ndr_err_code ndr_push_union_align(struct ndr_push *ndr, size_t size)
627 {
628 /* MS-RPCE section 2.2.5.3.4.4 */
629 if (ndr->flags & LIBNDR_FLAG_NDR64) {
630 return ndr_push_align(ndr, size);
631 }
632 return NDR_ERR_SUCCESS;
633 }
634
635 _PUBLIC_ enum ndr_err_code ndr_pull_union_align(struct ndr_pull *ndr, size_t size)
636 {
637 /* MS-RPCE section 2.2.5.3.4.4 */
638 if (ndr->flags & LIBNDR_FLAG_NDR64) {
639 return ndr_pull_align(ndr, size);
640 }
641 return NDR_ERR_SUCCESS;
642 }
643
644 _PUBLIC_ enum ndr_err_code ndr_push_trailer_align(struct ndr_push *ndr, size_t size)
645 {
646 /* MS-RPCE section 2.2.5.3.4.1 */
647 if (ndr->flags & LIBNDR_FLAG_NDR64) {
648 return ndr_push_align(ndr, size);
649 }
650 return NDR_ERR_SUCCESS;
651 }
652
653 _PUBLIC_ enum ndr_err_code ndr_pull_trailer_align(struct ndr_pull *ndr, size_t size)
654 {
655 /* MS-RPCE section 2.2.5.3.4.1 */
656 if (ndr->flags & LIBNDR_FLAG_NDR64) {
657 return ndr_pull_align(ndr, size);
658 }
659 return NDR_ERR_SUCCESS;
660 }
661
662 /*
663 push some bytes
664 */
665 _PUBLIC_ enum ndr_err_code ndr_push_bytes(struct ndr_push *ndr, const uint8_t *data, uint32_t n)
666 {
667 NDR_PUSH_NEED_BYTES(ndr, n);
668 memcpy(ndr->data + ndr->offset, data, n);
669 ndr->offset += n;
670 return NDR_ERR_SUCCESS;
671 }
672
673 /*
674 push some zero bytes
675 */
676 _PUBLIC_ enum ndr_err_code ndr_push_zero(struct ndr_push *ndr, uint32_t n)
677 {
678 NDR_PUSH_NEED_BYTES(ndr, n);
679 memset(ndr->data + ndr->offset, 0, n);
680 ndr->offset += n;
681 return NDR_ERR_SUCCESS;
682 }
683
684 /*
685 push an array of uint8
686 */
687 _PUBLIC_ enum ndr_err_code ndr_push_array_uint8(struct ndr_push *ndr, int ndr_flags, const uint8_t *data, uint32_t n)
688 {
689 if (!(ndr_flags & NDR_SCALARS)) {
690 return NDR_ERR_SUCCESS;
691 }
692 return ndr_push_bytes(ndr, data, n);
693 }
694
695 /*
696 push a unique non-zero value if a pointer is non-NULL, otherwise 0
697 */
698 _PUBLIC_ enum ndr_err_code ndr_push_unique_ptr(struct ndr_push *ndr, const void *p)
699 {
700 uint32_t ptr = 0;
701 if (p) {
702 ptr = ndr->ptr_count * 4;
703 ptr |= 0x00020000;
704 ndr->ptr_count++;
705 }
706 return ndr_push_uint3264(ndr, NDR_SCALARS, ptr);
707 }
708
709 /*
710 push a 'simple' full non-zero value if a pointer is non-NULL, otherwise 0
711 */
712 _PUBLIC_ enum ndr_err_code ndr_push_full_ptr(struct ndr_push *ndr, const void *p)
713 {
714 uint32_t ptr = 0;
715 if (p) {
716 /* Check if the pointer already exists and has an id */
717 ptr = ndr_token_peek(&ndr->full_ptr_list, p);
718 if (ptr == 0) {
719 ndr->ptr_count++;
720 ptr = ndr->ptr_count;
721 ndr_token_store(ndr, &ndr->full_ptr_list, p, ptr);
722 }
723 }
724 return ndr_push_uint3264(ndr, NDR_SCALARS, ptr);
725 }
726
727 /*
728 push always a 0, if a pointer is NULL it's a fatal error
729 */
730 _PUBLIC_ enum ndr_err_code ndr_push_ref_ptr(struct ndr_push *ndr)
731 {
732 return ndr_push_uint3264(ndr, NDR_SCALARS, 0xAEF1AEF1);
733 }
734
735
736 /*
737 push a NTTIME
738 */
739 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME(struct ndr_push *ndr, int ndr_flags, NTTIME t)
740 {
741 NDR_CHECK(ndr_push_udlong(ndr, ndr_flags, t));
742 return NDR_ERR_SUCCESS;
743 }
744
745 /*
746 pull a NTTIME
747 */
748 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
749 {
750 NDR_CHECK(ndr_pull_udlong(ndr, ndr_flags, t));
751 return NDR_ERR_SUCCESS;
752 }
753
754 /*
755 push a NTTIME_1sec
756 */
757 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_1sec(struct ndr_push *ndr, int ndr_flags, NTTIME t)
758 {
759 t /= 10000000;
760 NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
761 return NDR_ERR_SUCCESS;
762 }
763
764 /*
765 pull a NTTIME_1sec
766 */
767 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_1sec(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
768 {
769 NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
770 (*t) *= 10000000;
771 return NDR_ERR_SUCCESS;
772 }
773
774 /*
775 pull a NTTIME_hyper
776 */
777 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_hyper(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
778 {
779 NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
780 return NDR_ERR_SUCCESS;
781 }
782
783 /*
784 push a NTTIME_hyper
785 */
786 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_hyper(struct ndr_push *ndr, int ndr_flags, NTTIME t)
787 {
788 NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
789 return NDR_ERR_SUCCESS;
790 }
791
792 /*
793 push a time_t
794 */
795 _PUBLIC_ enum ndr_err_code ndr_push_time_t(struct ndr_push *ndr, int ndr_flags, time_t t)
796 {
797 return ndr_push_uint32(ndr, ndr_flags, t);
798 }
799
800 /*
801 pull a time_t
802 */
803 _PUBLIC_ enum ndr_err_code ndr_pull_time_t(struct ndr_pull *ndr, int ndr_flags, time_t *t)
804 {
805 uint32_t tt;
806 NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &tt));
807 *t = tt;
808 return NDR_ERR_SUCCESS;
809 }
810
811
812 /*
813 pull a ipv4address
814 */
815 _PUBLIC_ enum ndr_err_code ndr_pull_ipv4address(struct ndr_pull *ndr, int ndr_flags, const char **address)
816 {
817 uint32_t addr;
818 struct in_addr in;
819 NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &addr));
820 in.s_addr = htonl(addr);
821 *address = talloc_strdup(ndr->current_mem_ctx, inet_ntoa(in));
822 NDR_ERR_HAVE_NO_MEMORY(*address);
823 return NDR_ERR_SUCCESS;
824 }
825
826 /*
827 push a ipv4address
828 */
829 _PUBLIC_ enum ndr_err_code ndr_push_ipv4address(struct ndr_push *ndr, int ndr_flags, const char *address)
830 {
831 uint32_t addr;
832 if (!is_ipaddress(address)) {
833 return ndr_push_error(ndr, NDR_ERR_IPV4ADDRESS,
834 "Invalid IPv4 address: '%s'",
835 address);
836 }
837 addr = inet_addr(address);
838 NDR_CHECK(ndr_push_uint32(ndr, ndr_flags, htonl(addr)));
839 return NDR_ERR_SUCCESS;
840 }
841
842 /*
843 print a ipv4address
844 */
845 _PUBLIC_ void ndr_print_ipv4address(struct ndr_print *ndr, const char *name,
846 const char *address)
847 {
848 ndr->print(ndr, "%-25s: %s", name, address);
849 }
850
851 #ifdef AF_INET6
852 /*
853 pull a ipv6address
854 */
855 #define IPV6_BYTES 16
856 #define IPV6_ADDR_STR_LEN 39
857 _PUBLIC_ enum ndr_err_code ndr_pull_ipv6address(struct ndr_pull *ndr, int ndr_flags, const char **address)
858 {
859 uint8_t addr[IPV6_BYTES];
860 char *addr_str = talloc_strdup(ndr->current_mem_ctx, "");
861 int i;
862 NDR_CHECK(ndr_pull_array_uint8(ndr, ndr_flags, addr, IPV6_BYTES));
863 for (i = 0; i < IPV6_BYTES; ++i) {
864 addr_str = talloc_asprintf_append(addr_str, "%02x", addr[i]);
865 /* We need a ':' every second byte but the last one */
866 if (i%2 == 1 && i != (IPV6_BYTES - 1)) {
867 addr_str = talloc_strdup_append(addr_str, ":");
868 }
869 }
870 *address = addr_str;
871 NDR_ERR_HAVE_NO_MEMORY(*address);
872 return NDR_ERR_SUCCESS;
873 }
874
875 /*
876 push a ipv6address
877 */
878 _PUBLIC_ enum ndr_err_code ndr_push_ipv6address(struct ndr_push *ndr, int ndr_flags, const char *address)
879 {
880 uint8_t addr[IPV6_BYTES];
881 int ret;
882
883 if (!is_ipaddress(address)) {
884 return ndr_push_error(ndr, NDR_ERR_IPV6ADDRESS,
885 "Invalid IPv6 address: '%s'",
886 address);
887 }
888 ret = inet_pton(AF_INET6, address, addr);
889 if (ret <= 0) {
890 return NDR_ERR_IPV6ADDRESS;
891 }
892
893 NDR_CHECK(ndr_push_array_uint8(ndr, ndr_flags, addr, IPV6_BYTES));
894
895 return NDR_ERR_SUCCESS;
896 }
897
898 /*
899 print a ipv6address
900 */
901 _PUBLIC_ void ndr_print_ipv6address(struct ndr_print *ndr, const char *name,
902 const char *address)
903 {
904 ndr->print(ndr, "%-25s: %s", name, address);
905 }
906 #undef IPV6_BYTES
907 #endif
908
909 _PUBLIC_ void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type)
910 {
911 ndr->print(ndr, "%s: struct %s", name, type);
912 }
913
914 _PUBLIC_ void ndr_print_null(struct ndr_print *ndr)
915 {
916 ndr->print(ndr, "UNEXPECTED NULL POINTER");
917 }
918
919 _PUBLIC_ void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type,
920 const char *val, uint32_t value)
921 {
922 if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
923 ndr->print(ndr, "%-25s: %s (0x%X)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
924 } else {
925 ndr->print(ndr, "%-25s: %s (%d)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
926 }
927 }
928
929 _PUBLIC_ void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value)
930 {
931 /* this is an attempt to support multi-bit bitmap masks */
932 value &= flag;
933
934 while (!(flag & 1)) {
935 flag >>= 1;
936 value >>= 1;
937 }
938 if (flag == 1) {
939 ndr->print(ndr, " %d: %-25s", value, flag_name);
940 } else {
941 ndr->print(ndr, "0x%02x: %-25s (%d)", value, flag_name, value);
942 }
943 }
944
945 _PUBLIC_ void ndr_print_int8(struct ndr_print *ndr, const char *name, int8_t v)
946 {
947 ndr->print(ndr, "%-25s: %d", name, v);
948 }
949
950 _PUBLIC_ void ndr_print_uint8(struct ndr_print *ndr, const char *name, uint8_t v)
951 {
952 ndr->print(ndr, "%-25s: 0x%02x (%u)", name, v, v);
953 }
954
955 _PUBLIC_ void ndr_print_int16(struct ndr_print *ndr, const char *name, int16_t v)
956 {
957 ndr->print(ndr, "%-25s: %d", name, v);
958 }
959
960 _PUBLIC_ void ndr_print_uint16(struct ndr_print *ndr, const char *name, uint16_t v)
961 {
962 ndr->print(ndr, "%-25s: 0x%04x (%u)", name, v, v);
963 }
964
965 _PUBLIC_ void ndr_print_int32(struct ndr_print *ndr, const char *name, int32_t v)
966 {
967 ndr->print(ndr, "%-25s: %d", name, v);
968 }
969
970 _PUBLIC_ void ndr_print_uint32(struct ndr_print *ndr, const char *name, uint32_t v)
971 {
972 ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
973 }
974
975 _PUBLIC_ void ndr_print_int3264(struct ndr_print *ndr, const char *name, int32_t v)
976 {
977 ndr->print(ndr, "%-25s: %d", name, v);
978 }
979
980 _PUBLIC_ void ndr_print_uint3264(struct ndr_print *ndr, const char *name, uint32_t v)
981 {
982 ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
983 }
984
985 _PUBLIC_ void ndr_print_udlong(struct ndr_print *ndr, const char *name, uint64_t v)
986 {
987 ndr->print(ndr, "%-25s: 0x%016llx (%llu)", name, (unsigned long long)v, (unsigned long long)v);
988 }
989
990 _PUBLIC_ void ndr_print_udlongr(struct ndr_print *ndr, const char *name, uint64_t v)
991 {
992 ndr_print_udlong(ndr, name, v);
993 }
994
995 _PUBLIC_ void ndr_print_dlong(struct ndr_print *ndr, const char *name, int64_t v)
996 {
997 ndr->print(ndr, "%-25s: 0x%016llx (%lld)", name, (unsigned long long)v, (long long)v);
998 }
999
1000 _PUBLIC_ void ndr_print_double(struct ndr_print *ndr, const char *name, double v)
1001 {
1002 ndr->print(ndr, "%-25s: %f", name, v);
1003 }
1004
1005 _PUBLIC_ void ndr_print_hyper(struct ndr_print *ndr, const char *name, uint64_t v)
1006 {
1007 ndr_print_dlong(ndr, name, v);
1008 }
1009
1010 _PUBLIC_ void ndr_print_pointer(struct ndr_print *ndr, const char *name, void *v)
1011 {
1012 ndr->print(ndr, "%-25s: %p", name, v);
1013 }
1014
1015 _PUBLIC_ void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p)
1016 {
1017 if (p) {
1018 ndr->print(ndr, "%-25s: *", name);
1019 } else {
1020 ndr->print(ndr, "%-25s: NULL", name);
1021 }
1022 }
1023
1024 _PUBLIC_ void ndr_print_NTTIME(struct ndr_print *ndr, const char *name, NTTIME t)
1025 {
1026 ndr->print(ndr, "%-25s: %s", name, nt_time_string(ndr, t));
1027 }
1028
1029 _PUBLIC_ void ndr_print_NTTIME_1sec(struct ndr_print *ndr, const char *name, NTTIME t)
1030 {
1031 /* this is a standard NTTIME here
1032 * as it's already converted in the pull/push code
1033 */
1034 ndr_print_NTTIME(ndr, name, t);
1035 }
1036
1037 _PUBLIC_ void ndr_print_NTTIME_hyper(struct ndr_print *ndr, const char *name, NTTIME t)
1038 {
1039 ndr_print_NTTIME(ndr, name, t);
1040 }
1041
1042 _PUBLIC_ void ndr_print_time_t(struct ndr_print *ndr, const char *name, time_t t)
1043 {
1044 if (t == (time_t)-1 || t == 0) {
1045 ndr->print(ndr, "%-25s: (time_t)%d", name, (int)t);
1046 } else {
1047 ndr->print(ndr, "%-25s: %s", name, timestring(ndr, t));
1048 }
1049 }
1050
1051 _PUBLIC_ void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type)
1052 {
1053 if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
1054 ndr->print(ndr, "%-25s: union %s(case 0x%X)", name, type, level);
1055 } else {
1056 ndr->print(ndr, "%-25s: union %s(case %d)", name, type, level);
1057 }
1058 }
1059
1060 _PUBLIC_ void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level)
1061 {
1062 ndr->print(ndr, "UNKNOWN LEVEL %u", level);
1063 }
1064
1065 _PUBLIC_ void ndr_print_array_uint8(struct ndr_print *ndr, const char *name,
1066 const uint8_t *data, uint32_t count)
1067 {
1068 int i;
1069
1070 if (data == NULL) {
1071 ndr->print(ndr, "%s: ARRAY(%d) : NULL", name, count);
1072 return;
1073 }
1074
1075 if (count <= 600 && (ndr->flags & LIBNDR_PRINT_ARRAY_HEX)) {
1076 char s[1202];
1077 for (i=0;i<count;i++) {
1078 snprintf(&s[i*2], 3, "%02x", data[i]);
1079 }
1080 s[i*2] = 0;
1081 ndr->print(ndr, "%-25s: %s", name, s);
1082 return;
1083 }
1084
1085 ndr->print(ndr, "%s: ARRAY(%d)", name, count);
1086 ndr->depth++;
1087 for (i=0;i<count;i++) {
1088 char *idx=NULL;
1089 if (asprintf(&idx, "[%d]", i) != -1) {
1090 ndr_print_uint8(ndr, idx, data[i]);
1091 free(idx);
1092 }
1093 }
1094 ndr->depth--;
1095 }
1096
1097 static void ndr_print_asc(struct ndr_print *ndr, const uint8_t *buf, int len)
1098 {
1099 int i;
1100 for (i=0;i<len;i++)
1101 ndr->print(ndr, "%c", isprint(buf[i])?buf[i]:'.');
1102 }
1103
1104 /*
1105 ndr_print version of dump_data()
1106 */
1107 static void ndr_dump_data(struct ndr_print *ndr, const uint8_t *buf, int len)
1108 {
1109 int i=0;
1110
1111 ndr->no_newline = true;
1112
1113 for (i=0;i<len;) {
1114 if (i%16 == 0 && i<len) {
1115 ndr->print(ndr, "[%04X] ",i);
1116 }
1117
1118 ndr->print(ndr, "%02X ",(int)buf[i]);
1119 i++;
1120 if (i%8 == 0) ndr->print(ndr," ");
1121 if (i%16 == 0) {
1122 ndr_print_asc(ndr,&buf[i-16],8); ndr->print(ndr," ");
1123 ndr_print_asc(ndr,&buf[i-8],8); ndr->print(ndr, "\n");
1124 }
1125 }
1126
1127 if (i%16) {
1128 int n;
1129 n = 16 - (i%16);
1130 ndr->print(ndr, " ");
1131 if (n>8) ndr->print(ndr," ");
1132 while (n--) ndr->print(ndr," ");
1133 n = MIN(8,i%16);
1134 ndr_print_asc(ndr,&buf[i-(i%16)],n); ndr->print(ndr, " ");
1135 n = (i%16) - n;
1136 if (n>0) ndr_print_asc(ndr,&buf[i-n],n);
1137 ndr->print(ndr,"\n");
1138 }
1139
1140 ndr->no_newline = false;
1141 }
1142
1143
1144 _PUBLIC_ void ndr_print_DATA_BLOB(struct ndr_print *ndr, const char *name, DATA_BLOB r)
1145 {
1146 ndr->print(ndr, "%-25s: DATA_BLOB length=%u", name, (unsigned)r.length);
1147 if (r.length) {
1148 ndr_dump_data(ndr, r.data, r.length);
1149 }
1150 }
1151
1152
1153 /*
1154 push a DATA_BLOB onto the wire.
1155 */
1156 _PUBLIC_ enum ndr_err_code ndr_push_DATA_BLOB(struct ndr_push *ndr, int ndr_flags, DATA_BLOB blob)
1157 {
1158 if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
1159 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
1160 blob.length = NDR_ALIGN(ndr, 2);
1161 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
1162 blob.length = NDR_ALIGN(ndr, 4);
1163 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
1164 blob.length = NDR_ALIGN(ndr, 8);
1165 }
1166 NDR_PUSH_ALLOC_SIZE(ndr, blob.data, blob.length);
1167 data_blob_clear(&blob);
1168 } else if (!(ndr->flags & LIBNDR_FLAG_REMAINING)) {
1169 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, blob.length));
1170 }
1171 NDR_CHECK(ndr_push_bytes(ndr, blob.data, blob.length));
1172 return NDR_ERR_SUCCESS;
1173 }
1174
1175 /*
1176 pull a DATA_BLOB from the wire.
1177 */
1178 _PUBLIC_ enum ndr_err_code ndr_pull_DATA_BLOB(struct ndr_pull *ndr, int ndr_flags, DATA_BLOB *blob)
1179 {
1180 uint32_t length = 0;
1181
1182 if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
1183 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
1184 length = NDR_ALIGN(ndr, 2);
1185 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
1186 length = NDR_ALIGN(ndr, 4);
1187 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
1188 length = NDR_ALIGN(ndr, 8);
1189 }
1190 if (ndr->data_size - ndr->offset < length) {
1191 length = ndr->data_size - ndr->offset;
1192 }
1193 } else if (ndr->flags & LIBNDR_FLAG_REMAINING) {
1194 length = ndr->data_size - ndr->offset;
1195 } else {
1196 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &length));
1197 }
1198 NDR_PULL_NEED_BYTES(ndr, length);
1199 *blob = data_blob_talloc(ndr->current_mem_ctx, ndr->data+ndr->offset, length);
1200 ndr->offset += length;
1201 return NDR_ERR_SUCCESS;
1202 }
1203
1204 _PUBLIC_ uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags)
1205 {
1206 if (!data) return ret;
1207 return ret + data->length;
1208 }
reg import