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 2 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, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23 #include "includes.h"
24 #include "system/network.h"
25 #include "librpc/ndr/libndr.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 */
ndr_check_padding(struct ndr_pull * ndr,size_t n)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 */
ndr_pull_int8(struct ndr_pull * ndr,int ndr_flags,int8_t * v)62 _PUBLIC_ NTSTATUS 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 NT_STATUS_OK;
68 }
69
70 /*
71 parse a uint8_t
72 */
ndr_pull_uint8(struct ndr_pull * ndr,int ndr_flags,uint8_t * v)73 _PUBLIC_ NTSTATUS 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 NT_STATUS_OK;
79 }
80
81 /*
82 parse a int16_t
83 */
ndr_pull_int16(struct ndr_pull * ndr,int ndr_flags,int16_t * v)84 _PUBLIC_ NTSTATUS 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 NT_STATUS_OK;
91 }
92
93 /*
94 parse a uint16_t
95 */
ndr_pull_uint16(struct ndr_pull * ndr,int ndr_flags,uint16_t * v)96 _PUBLIC_ NTSTATUS 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 NT_STATUS_OK;
103 }
104
105 /*
106 parse a int32_t
107 */
ndr_pull_int32(struct ndr_pull * ndr,int ndr_flags,int32_t * v)108 _PUBLIC_ NTSTATUS ndr_pull_int32(struct ndr_pull *ndr, int ndr_flags, int32_t *v)
109 {
110 NDR_PULL_ALIGN(ndr, 4);
111 NDR_PULL_NEED_BYTES(ndr, 4);
112 *v = NDR_IVALS(ndr, ndr->offset);
113 ndr->offset += 4;
114 return NT_STATUS_OK;
115 }
116
117 /*
118 parse a uint32_t
119 */
ndr_pull_uint32(struct ndr_pull * ndr,int ndr_flags,uint32_t * v)120 _PUBLIC_ NTSTATUS ndr_pull_uint32(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
121 {
122 NDR_PULL_ALIGN(ndr, 4);
123 NDR_PULL_NEED_BYTES(ndr, 4);
124 *v = NDR_IVAL(ndr, ndr->offset);
125 ndr->offset += 4;
126 return NT_STATUS_OK;
127 }
128
129 /*
130 parse a pointer referent identifier
131 */
ndr_pull_generic_ptr(struct ndr_pull * ndr,uint32_t * v)132 _PUBLIC_ NTSTATUS ndr_pull_generic_ptr(struct ndr_pull *ndr, uint32_t *v)
133 {
134 NTSTATUS status;
135 status = ndr_pull_uint32(ndr, NDR_SCALARS, v);
136 if (NT_STATUS_IS_OK(status) && *v != 0) {
137 ndr->ptr_count++;
138 }
139 return status;
140 }
141
142 /*
143 parse a ref pointer referent identifier
144 */
ndr_pull_ref_ptr(struct ndr_pull * ndr,uint32_t * v)145 _PUBLIC_ NTSTATUS ndr_pull_ref_ptr(struct ndr_pull *ndr, uint32_t *v)
146 {
147 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, v));
148 /* ref pointers always point to data */
149 *v = 1;
150 return NT_STATUS_OK;
151 }
152
153 /*
154 parse a udlong
155 */
ndr_pull_udlong(struct ndr_pull * ndr,int ndr_flags,uint64_t * v)156 _PUBLIC_ NTSTATUS ndr_pull_udlong(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
157 {
158 NDR_PULL_ALIGN(ndr, 4);
159 NDR_PULL_NEED_BYTES(ndr, 8);
160 *v = NDR_IVAL(ndr, ndr->offset);
161 *v |= (uint64_t)(NDR_IVAL(ndr, ndr->offset+4)) << 32;
162 ndr->offset += 8;
163 return NT_STATUS_OK;
164 }
165
166 /*
167 parse a udlongr
168 */
ndr_pull_udlongr(struct ndr_pull * ndr,int ndr_flags,uint64_t * v)169 _PUBLIC_ NTSTATUS ndr_pull_udlongr(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
170 {
171 NDR_PULL_ALIGN(ndr, 4);
172 NDR_PULL_NEED_BYTES(ndr, 8);
173 *v = ((uint64_t)NDR_IVAL(ndr, ndr->offset)) << 32;
174 *v |= NDR_IVAL(ndr, ndr->offset+4);
175 ndr->offset += 8;
176 return NT_STATUS_OK;
177 }
178
179 /*
180 parse a dlong
181 */
ndr_pull_dlong(struct ndr_pull * ndr,int ndr_flags,int64_t * v)182 _PUBLIC_ NTSTATUS ndr_pull_dlong(struct ndr_pull *ndr, int ndr_flags, int64_t *v)
183 {
184 return ndr_pull_udlong(ndr, ndr_flags, (uint64_t *)v);
185 }
186
187 /*
188 parse a hyper
189 */
ndr_pull_hyper(struct ndr_pull * ndr,int ndr_flags,uint64_t * v)190 _PUBLIC_ NTSTATUS ndr_pull_hyper(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
191 {
192 NDR_PULL_ALIGN(ndr, 8);
193 return ndr_pull_udlong(ndr, ndr_flags, v);
194 }
195
196 /*
197 parse a pointer
198 */
ndr_pull_pointer(struct ndr_pull * ndr,int ndr_flags,void ** v)199 _PUBLIC_ NTSTATUS ndr_pull_pointer(struct ndr_pull *ndr, int ndr_flags, void* *v)
200 {
201 intptr_t h;
202 NDR_PULL_ALIGN(ndr, sizeof(h));
203 NDR_PULL_NEED_BYTES(ndr, sizeof(h));
204 memcpy(&h, ndr->data+ndr->offset, sizeof(h));
205 ndr->offset += sizeof(h);
206 *v = (void *)h;
207 return NT_STATUS_OK;
208 }
209
210 /*
211 pull a NTSTATUS
212 */
ndr_pull_NTSTATUS(struct ndr_pull * ndr,int ndr_flags,NTSTATUS * status)213 _PUBLIC_ NTSTATUS ndr_pull_NTSTATUS(struct ndr_pull *ndr, int ndr_flags, NTSTATUS *status)
214 {
215 uint32_t v;
216 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
217 *status = NT_STATUS(v);
218 return NT_STATUS_OK;
219 }
220
221 /*
222 push a NTSTATUS
223 */
ndr_push_NTSTATUS(struct ndr_push * ndr,int ndr_flags,NTSTATUS status)224 _PUBLIC_ NTSTATUS ndr_push_NTSTATUS(struct ndr_push *ndr, int ndr_flags, NTSTATUS status)
225 {
226 return ndr_push_uint32(ndr, ndr_flags, NT_STATUS_V(status));
227 }
228
ndr_print_NTSTATUS(struct ndr_print * ndr,const char * name,NTSTATUS r)229 _PUBLIC_ void ndr_print_NTSTATUS(struct ndr_print *ndr, const char *name, NTSTATUS r)
230 {
231 ndr->print(ndr, "%-25s: %s", name, nt_errstr(r));
232 }
233
234 /*
235 pull a WERROR
236 */
ndr_pull_WERROR(struct ndr_pull * ndr,int ndr_flags,WERROR * status)237 _PUBLIC_ NTSTATUS ndr_pull_WERROR(struct ndr_pull *ndr, int ndr_flags, WERROR *status)
238 {
239 uint32_t v;
240 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
241 *status = W_ERROR(v);
242 return NT_STATUS_OK;
243 }
244
245 /*
246 push a WERROR
247 */
ndr_push_WERROR(struct ndr_push * ndr,int ndr_flags,WERROR status)248 _PUBLIC_ NTSTATUS ndr_push_WERROR(struct ndr_push *ndr, int ndr_flags, WERROR status)
249 {
250 return ndr_push_uint32(ndr, NDR_SCALARS, W_ERROR_V(status));
251 }
252
ndr_print_WERROR(struct ndr_print * ndr,const char * name,WERROR r)253 _PUBLIC_ void ndr_print_WERROR(struct ndr_print *ndr, const char *name, WERROR r)
254 {
255 ndr->print(ndr, "%-25s: %s", name, win_errstr(r));
256 }
257
258 /*
259 parse a set of bytes
260 */
ndr_pull_bytes(struct ndr_pull * ndr,uint8_t * data,uint32_t n)261 _PUBLIC_ NTSTATUS ndr_pull_bytes(struct ndr_pull *ndr, uint8_t *data, uint32_t n)
262 {
263 NDR_PULL_NEED_BYTES(ndr, n);
264 memcpy(data, ndr->data + ndr->offset, n);
265 ndr->offset += n;
266 return NT_STATUS_OK;
267 }
268
269 /*
270 pull an array of uint8
271 */
ndr_pull_array_uint8(struct ndr_pull * ndr,int ndr_flags,uint8_t * data,uint32_t n)272 _PUBLIC_ NTSTATUS ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *data, uint32_t n)
273 {
274 if (!(ndr_flags & NDR_SCALARS)) {
275 return NT_STATUS_OK;
276 }
277 return ndr_pull_bytes(ndr, data, n);
278 }
279
280 /*
281 push a int8_t
282 */
ndr_push_int8(struct ndr_push * ndr,int ndr_flags,int8_t v)283 _PUBLIC_ NTSTATUS ndr_push_int8(struct ndr_push *ndr, int ndr_flags, int8_t v)
284 {
285 NDR_PUSH_NEED_BYTES(ndr, 1);
286 SCVAL(ndr->data, ndr->offset, (uint8_t)v);
287 ndr->offset += 1;
288 return NT_STATUS_OK;
289 }
290
291 /*
292 push a uint8_t
293 */
ndr_push_uint8(struct ndr_push * ndr,int ndr_flags,uint8_t v)294 _PUBLIC_ NTSTATUS ndr_push_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v)
295 {
296 NDR_PUSH_NEED_BYTES(ndr, 1);
297 SCVAL(ndr->data, ndr->offset, v);
298 ndr->offset += 1;
299 return NT_STATUS_OK;
300 }
301
302 /*
303 push a int16_t
304 */
ndr_push_int16(struct ndr_push * ndr,int ndr_flags,int16_t v)305 _PUBLIC_ NTSTATUS ndr_push_int16(struct ndr_push *ndr, int ndr_flags, int16_t v)
306 {
307 NDR_PUSH_ALIGN(ndr, 2);
308 NDR_PUSH_NEED_BYTES(ndr, 2);
309 NDR_SSVAL(ndr, ndr->offset, (uint16_t)v);
310 ndr->offset += 2;
311 return NT_STATUS_OK;
312 }
313
314 /*
315 push a uint16_t
316 */
ndr_push_uint16(struct ndr_push * ndr,int ndr_flags,uint16_t v)317 _PUBLIC_ NTSTATUS ndr_push_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v)
318 {
319 NDR_PUSH_ALIGN(ndr, 2);
320 NDR_PUSH_NEED_BYTES(ndr, 2);
321 NDR_SSVAL(ndr, ndr->offset, v);
322 ndr->offset += 2;
323 return NT_STATUS_OK;
324 }
325
326 /*
327 push a int32_t
328 */
ndr_push_int32(struct ndr_push * ndr,int ndr_flags,int32_t v)329 _PUBLIC_ NTSTATUS ndr_push_int32(struct ndr_push *ndr, int ndr_flags, int32_t v)
330 {
331 NDR_PUSH_ALIGN(ndr, 4);
332 NDR_PUSH_NEED_BYTES(ndr, 4);
333 NDR_SIVALS(ndr, ndr->offset, v);
334 ndr->offset += 4;
335 return NT_STATUS_OK;
336 }
337
338 /*
339 push a uint32_t
340 */
ndr_push_uint32(struct ndr_push * ndr,int ndr_flags,uint32_t v)341 _PUBLIC_ NTSTATUS ndr_push_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v)
342 {
343 NDR_PUSH_ALIGN(ndr, 4);
344 NDR_PUSH_NEED_BYTES(ndr, 4);
345 NDR_SIVAL(ndr, ndr->offset, v);
346 ndr->offset += 4;
347 return NT_STATUS_OK;
348 }
349
350 /*
351 push a udlong
352 */
ndr_push_udlong(struct ndr_push * ndr,int ndr_flags,uint64_t v)353 _PUBLIC_ NTSTATUS ndr_push_udlong(struct ndr_push *ndr, int ndr_flags, uint64_t v)
354 {
355 NDR_PUSH_ALIGN(ndr, 4);
356 NDR_PUSH_NEED_BYTES(ndr, 8);
357 NDR_SIVAL(ndr, ndr->offset, (v & 0xFFFFFFFF));
358 NDR_SIVAL(ndr, ndr->offset+4, (v>>32));
359 ndr->offset += 8;
360 return NT_STATUS_OK;
361 }
362
363 /*
364 push a udlongr
365 */
ndr_push_udlongr(struct ndr_push * ndr,int ndr_flags,uint64_t v)366 _PUBLIC_ NTSTATUS ndr_push_udlongr(struct ndr_push *ndr, int ndr_flags, uint64_t v)
367 {
368 NDR_PUSH_ALIGN(ndr, 4);
369 NDR_PUSH_NEED_BYTES(ndr, 8);
370 NDR_SIVAL(ndr, ndr->offset, (v>>32));
371 NDR_SIVAL(ndr, ndr->offset+4, (v & 0xFFFFFFFF));
372 ndr->offset += 8;
373 return NT_STATUS_OK;
374 }
375
376 /*
377 push a dlong
378 */
ndr_push_dlong(struct ndr_push * ndr,int ndr_flags,int64_t v)379 _PUBLIC_ NTSTATUS ndr_push_dlong(struct ndr_push *ndr, int ndr_flags, int64_t v)
380 {
381 return ndr_push_udlong(ndr, NDR_SCALARS, (uint64_t)v);
382 }
383
384 /*
385 push a hyper
386 */
ndr_push_hyper(struct ndr_push * ndr,int ndr_flags,uint64_t v)387 _PUBLIC_ NTSTATUS ndr_push_hyper(struct ndr_push *ndr, int ndr_flags, uint64_t v)
388 {
389 NDR_PUSH_ALIGN(ndr, 8);
390 return ndr_push_udlong(ndr, NDR_SCALARS, v);
391 }
392
393 /*
394 push a pointer
395 */
ndr_push_pointer(struct ndr_push * ndr,int ndr_flags,void * v)396 _PUBLIC_ NTSTATUS ndr_push_pointer(struct ndr_push *ndr, int ndr_flags, void* v)
397 {
398 intptr_t h = (intptr_t)v;
399 NDR_PUSH_ALIGN(ndr, sizeof(h));
400 NDR_PUSH_NEED_BYTES(ndr, sizeof(h));
401 memcpy(ndr->data+ndr->offset, &h, sizeof(h));
402 ndr->offset += sizeof(h);
403 return NT_STATUS_OK;
404 }
405
ndr_push_align(struct ndr_push * ndr,size_t size)406 _PUBLIC_ NTSTATUS ndr_push_align(struct ndr_push *ndr, size_t size)
407 {
408 NDR_PUSH_ALIGN(ndr, size);
409 return NT_STATUS_OK;
410 }
411
ndr_pull_align(struct ndr_pull * ndr,size_t size)412 _PUBLIC_ NTSTATUS ndr_pull_align(struct ndr_pull *ndr, size_t size)
413 {
414 NDR_PULL_ALIGN(ndr, size);
415 return NT_STATUS_OK;
416 }
417
418 /*
419 push some bytes
420 */
ndr_push_bytes(struct ndr_push * ndr,const uint8_t * data,uint32_t n)421 _PUBLIC_ NTSTATUS ndr_push_bytes(struct ndr_push *ndr, const uint8_t *data, uint32_t n)
422 {
423 NDR_PUSH_NEED_BYTES(ndr, n);
424 memcpy(ndr->data + ndr->offset, data, n);
425 ndr->offset += n;
426 return NT_STATUS_OK;
427 }
428
429 /*
430 push some zero bytes
431 */
ndr_push_zero(struct ndr_push * ndr,uint32_t n)432 _PUBLIC_ NTSTATUS ndr_push_zero(struct ndr_push *ndr, uint32_t n)
433 {
434 NDR_PUSH_NEED_BYTES(ndr, n);
435 memset(ndr->data + ndr->offset, 0, n);
436 ndr->offset += n;
437 return NT_STATUS_OK;
438 }
439
440 /*
441 push an array of uint8
442 */
ndr_push_array_uint8(struct ndr_push * ndr,int ndr_flags,const uint8_t * data,uint32_t n)443 _PUBLIC_ NTSTATUS ndr_push_array_uint8(struct ndr_push *ndr, int ndr_flags, const uint8_t *data, uint32_t n)
444 {
445 if (!(ndr_flags & NDR_SCALARS)) {
446 return NT_STATUS_OK;
447 }
448 return ndr_push_bytes(ndr, data, n);
449 }
450
451 /*
452 save the current position
453 */
ndr_push_save(struct ndr_push * ndr,struct ndr_push_save * save)454 _PUBLIC_ void ndr_push_save(struct ndr_push *ndr, struct ndr_push_save *save)
455 {
456 save->offset = ndr->offset;
457 }
458
459 /*
460 restore the position
461 */
ndr_push_restore(struct ndr_push * ndr,struct ndr_push_save * save)462 _PUBLIC_ void ndr_push_restore(struct ndr_push *ndr, struct ndr_push_save *save)
463 {
464 ndr->offset = save->offset;
465 }
466
467 /*
468 push a unique non-zero value if a pointer is non-NULL, otherwise 0
469 */
ndr_push_unique_ptr(struct ndr_push * ndr,const void * p)470 _PUBLIC_ NTSTATUS ndr_push_unique_ptr(struct ndr_push *ndr, const void *p)
471 {
472 uint32_t ptr = 0;
473 if (p) {
474 ptr = ndr->ptr_count * 4;
475 ptr |= 0x00020000;
476 ndr->ptr_count++;
477 }
478 return ndr_push_uint32(ndr, NDR_SCALARS, ptr);
479 }
480
481 /*
482 push a 'simple' full non-zero value if a pointer is non-NULL, otherwise 0
483 */
ndr_push_full_ptr(struct ndr_push * ndr,const void * p)484 _PUBLIC_ NTSTATUS ndr_push_full_ptr(struct ndr_push *ndr, const void *p)
485 {
486 uint32_t ptr = 0;
487 if (p) {
488 /* Check if the pointer already exists and has an id */
489 ptr = ndr_token_peek(&ndr->full_ptr_list, p);
490 if (ptr == 0) {
491 ndr->ptr_count++;
492 ptr = ndr->ptr_count;
493 ndr_token_store(ndr, &ndr->full_ptr_list, p, ptr);
494 }
495 }
496 return ndr_push_uint32(ndr, NDR_SCALARS, ptr);
497 }
498
499 /*
500 push always a 0, if a pointer is NULL it's a fatal error
501 */
ndr_push_ref_ptr(struct ndr_push * ndr)502 _PUBLIC_ NTSTATUS ndr_push_ref_ptr(struct ndr_push *ndr)
503 {
504 return ndr_push_uint32(ndr, NDR_SCALARS, 0xAEF1AEF1);
505 }
506
507
508 /*
509 push a NTTIME
510 */
ndr_push_NTTIME(struct ndr_push * ndr,int ndr_flags,NTTIME t)511 _PUBLIC_ NTSTATUS ndr_push_NTTIME(struct ndr_push *ndr, int ndr_flags, NTTIME t)
512 {
513 NDR_CHECK(ndr_push_udlong(ndr, ndr_flags, t));
514 return NT_STATUS_OK;
515 }
516
517 /*
518 pull a NTTIME
519 */
ndr_pull_NTTIME(struct ndr_pull * ndr,int ndr_flags,NTTIME * t)520 _PUBLIC_ NTSTATUS ndr_pull_NTTIME(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
521 {
522 NDR_CHECK(ndr_pull_udlong(ndr, ndr_flags, t));
523 return NT_STATUS_OK;
524 }
525
526 /*
527 push a NTTIME
528 */
ndr_push_NTTIME_1sec(struct ndr_push * ndr,int ndr_flags,NTTIME t)529 _PUBLIC_ NTSTATUS ndr_push_NTTIME_1sec(struct ndr_push *ndr, int ndr_flags, NTTIME t)
530 {
531 t /= 10000000;
532 NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
533 return NT_STATUS_OK;
534 }
535
536 /*
537 pull a NTTIME_1sec
538 */
ndr_pull_NTTIME_1sec(struct ndr_pull * ndr,int ndr_flags,NTTIME * t)539 _PUBLIC_ NTSTATUS ndr_pull_NTTIME_1sec(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
540 {
541 NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
542 (*t) *= 10000000;
543 return NT_STATUS_OK;
544 }
545
546 /*
547 pull a NTTIME_hyper
548 */
ndr_pull_NTTIME_hyper(struct ndr_pull * ndr,int ndr_flags,NTTIME * t)549 _PUBLIC_ NTSTATUS ndr_pull_NTTIME_hyper(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
550 {
551 NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
552 return NT_STATUS_OK;
553 }
554
555 /*
556 push a NTTIME_hyper
557 */
ndr_push_NTTIME_hyper(struct ndr_push * ndr,int ndr_flags,NTTIME t)558 _PUBLIC_ NTSTATUS ndr_push_NTTIME_hyper(struct ndr_push *ndr, int ndr_flags, NTTIME t)
559 {
560 NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
561 return NT_STATUS_OK;
562 }
563
564 /*
565 push a time_t
566 */
ndr_push_time_t(struct ndr_push * ndr,int ndr_flags,time_t t)567 _PUBLIC_ NTSTATUS ndr_push_time_t(struct ndr_push *ndr, int ndr_flags, time_t t)
568 {
569 return ndr_push_uint32(ndr, ndr_flags, t);
570 }
571
572 /*
573 pull a time_t
574 */
ndr_pull_time_t(struct ndr_pull * ndr,int ndr_flags,time_t * t)575 _PUBLIC_ NTSTATUS ndr_pull_time_t(struct ndr_pull *ndr, int ndr_flags, time_t *t)
576 {
577 uint32_t tt;
578 NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &tt));
579 *t = tt;
580 return NT_STATUS_OK;
581 }
582
583
584 /*
585 pull a ipv4address
586 */
ndr_pull_ipv4address(struct ndr_pull * ndr,int ndr_flags,const char ** address)587 _PUBLIC_ NTSTATUS ndr_pull_ipv4address(struct ndr_pull *ndr, int ndr_flags, const char **address)
588 {
589 struct ipv4_addr in;
590 NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &in.addr));
591 in.addr = htonl(in.addr);
592 *address = talloc_strdup(ndr->current_mem_ctx, sys_inet_ntoa(in));
593 NT_STATUS_HAVE_NO_MEMORY(*address);
594 return NT_STATUS_OK;
595 }
596
597 /*
598 push a ipv4address
599 */
ndr_push_ipv4address(struct ndr_push * ndr,int ndr_flags,const char * address)600 _PUBLIC_ NTSTATUS ndr_push_ipv4address(struct ndr_push *ndr, int ndr_flags, const char *address)
601 {
602 uint32_t addr;
603 if (!is_ipaddress(address)) {
604 return ndr_push_error(ndr, NDR_ERR_IPV4ADDRESS,
605 "Invalid IPv4 address: '%s'",
606 address);
607 }
608 addr = inet_addr(address);
609 NDR_CHECK(ndr_push_uint32(ndr, ndr_flags, htonl(addr)));
610 return NT_STATUS_OK;
611 }
612
613 /*
614 print a ipv4address
615 */
ndr_print_ipv4address(struct ndr_print * ndr,const char * name,const char * address)616 _PUBLIC_ void ndr_print_ipv4address(struct ndr_print *ndr, const char *name,
617 const char *address)
618 {
619 ndr->print(ndr, "%-25s: %s", name, address);
620 }
621
622
ndr_print_struct(struct ndr_print * ndr,const char * name,const char * type)623 _PUBLIC_ void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type)
624 {
625 ndr->print(ndr, "%s: struct %s", name, type);
626 }
627
ndr_print_enum(struct ndr_print * ndr,const char * name,const char * type,const char * val,uint32_t value)628 _PUBLIC_ void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type,
629 const char *val, uint32_t value)
630 {
631 if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
632 ndr->print(ndr, "%-25s: %s (0x%X)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
633 } else {
634 ndr->print(ndr, "%-25s: %s (%d)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
635 }
636 }
637
ndr_print_bitmap_flag(struct ndr_print * ndr,size_t size,const char * flag_name,uint32_t flag,uint32_t value)638 _PUBLIC_ void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value)
639 {
640 /* this is an attempt to support multi-bit bitmap masks */
641 value &= flag;
642
643 while (!(flag & 1)) {
644 flag >>= 1;
645 value >>= 1;
646 }
647 if (flag == 1) {
648 ndr->print(ndr, " %d: %-25s", value, flag_name);
649 } else {
650 ndr->print(ndr, "0x%02x: %-25s (%d)", value, flag_name, value);
651 }
652 }
653
ndr_print_int8(struct ndr_print * ndr,const char * name,int8_t v)654 _PUBLIC_ void ndr_print_int8(struct ndr_print *ndr, const char *name, int8_t v)
655 {
656 ndr->print(ndr, "%-25s: %d", name, v);
657 }
658
ndr_print_uint8(struct ndr_print * ndr,const char * name,uint8_t v)659 _PUBLIC_ void ndr_print_uint8(struct ndr_print *ndr, const char *name, uint8_t v)
660 {
661 ndr->print(ndr, "%-25s: 0x%02x (%u)", name, v, v);
662 }
663
ndr_print_int16(struct ndr_print * ndr,const char * name,int16_t v)664 _PUBLIC_ void ndr_print_int16(struct ndr_print *ndr, const char *name, int16_t v)
665 {
666 ndr->print(ndr, "%-25s: %d", name, v);
667 }
668
ndr_print_uint16(struct ndr_print * ndr,const char * name,uint16_t v)669 _PUBLIC_ void ndr_print_uint16(struct ndr_print *ndr, const char *name, uint16_t v)
670 {
671 ndr->print(ndr, "%-25s: 0x%04x (%u)", name, v, v);
672 }
673
ndr_print_int32(struct ndr_print * ndr,const char * name,int32_t v)674 _PUBLIC_ void ndr_print_int32(struct ndr_print *ndr, const char *name, int32_t v)
675 {
676 ndr->print(ndr, "%-25s: %d", name, v);
677 }
678
ndr_print_uint32(struct ndr_print * ndr,const char * name,uint32_t v)679 _PUBLIC_ void ndr_print_uint32(struct ndr_print *ndr, const char *name, uint32_t v)
680 {
681 ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
682 }
683
ndr_print_udlong(struct ndr_print * ndr,const char * name,uint64_t v)684 _PUBLIC_ void ndr_print_udlong(struct ndr_print *ndr, const char *name, uint64_t v)
685 {
686 ndr->print(ndr, "%-25s: 0x%016llx (%llu)", name, (unsigned long long)v, (unsigned long long)v);
687 }
688
ndr_print_udlongr(struct ndr_print * ndr,const char * name,uint64_t v)689 _PUBLIC_ void ndr_print_udlongr(struct ndr_print *ndr, const char *name, uint64_t v)
690 {
691 ndr_print_udlong(ndr, name, v);
692 }
693
ndr_print_dlong(struct ndr_print * ndr,const char * name,int64_t v)694 _PUBLIC_ void ndr_print_dlong(struct ndr_print *ndr, const char *name, int64_t v)
695 {
696 ndr->print(ndr, "%-25s: 0x%016llx (%lld)", name, (unsigned long long)v, (long long)v);
697 }
698
ndr_print_hyper(struct ndr_print * ndr,const char * name,uint64_t v)699 _PUBLIC_ void ndr_print_hyper(struct ndr_print *ndr, const char *name, uint64_t v)
700 {
701 ndr_print_dlong(ndr, name, v);
702 }
703
ndr_print_pointer(struct ndr_print * ndr,const char * name,void * v)704 _PUBLIC_ void ndr_print_pointer(struct ndr_print *ndr, const char *name, void *v)
705 {
706 ndr->print(ndr, "%-25s: %p", name, v);
707 }
708
ndr_print_ptr(struct ndr_print * ndr,const char * name,const void * p)709 _PUBLIC_ void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p)
710 {
711 if (p) {
712 ndr->print(ndr, "%-25s: *", name);
713 } else {
714 ndr->print(ndr, "%-25s: NULL", name);
715 }
716 }
717
ndr_print_NTTIME(struct ndr_print * ndr,const char * name,NTTIME t)718 _PUBLIC_ void ndr_print_NTTIME(struct ndr_print *ndr, const char *name, NTTIME t)
719 {
720 ndr->print(ndr, "%-25s: %s", name, nt_time_string(ndr, t));
721 }
722
ndr_print_NTTIME_1sec(struct ndr_print * ndr,const char * name,NTTIME t)723 _PUBLIC_ void ndr_print_NTTIME_1sec(struct ndr_print *ndr, const char *name, NTTIME t)
724 {
725 /* this is a standard NTTIME here
726 * as it's already converted in the pull/push code
727 */
728 ndr_print_NTTIME(ndr, name, t);
729 }
730
ndr_print_NTTIME_hyper(struct ndr_print * ndr,const char * name,NTTIME t)731 _PUBLIC_ void ndr_print_NTTIME_hyper(struct ndr_print *ndr, const char *name, NTTIME t)
732 {
733 ndr_print_NTTIME(ndr, name, t);
734 }
735
ndr_print_time_t(struct ndr_print * ndr,const char * name,time_t t)736 _PUBLIC_ void ndr_print_time_t(struct ndr_print *ndr, const char *name, time_t t)
737 {
738 if (t == (time_t)-1 || t == 0) {
739 ndr->print(ndr, "%-25s: (time_t)%d", name, (int)t);
740 } else {
741 ndr->print(ndr, "%-25s: %s", name, timestring(ndr, t));
742 }
743 }
744
ndr_print_union(struct ndr_print * ndr,const char * name,int level,const char * type)745 _PUBLIC_ void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type)
746 {
747 if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
748 ndr->print(ndr, "%-25s: union %s(case 0x%X)", name, type, level);
749 } else {
750 ndr->print(ndr, "%-25s: union %s(case %d)", name, type, level);
751 }
752 }
753
ndr_print_bad_level(struct ndr_print * ndr,const char * name,uint16_t level)754 _PUBLIC_ void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level)
755 {
756 ndr->print(ndr, "UNKNOWN LEVEL %u", level);
757 }
758
ndr_print_array_uint8(struct ndr_print * ndr,const char * name,const uint8_t * data,uint32_t count)759 _PUBLIC_ void ndr_print_array_uint8(struct ndr_print *ndr, const char *name,
760 const uint8_t *data, uint32_t count)
761 {
762 int i;
763
764 if (count <= 600 && (ndr->flags & LIBNDR_PRINT_ARRAY_HEX)) {
765 char s[1202];
766 for (i=0;i<count;i++) {
767 snprintf(&s[i*2], 3, "%02x", data[i]);
768 }
769 s[i*2] = 0;
770 ndr->print(ndr, "%-25s: %s", name, s);
771 return;
772 }
773
774 ndr->print(ndr, "%s: ARRAY(%d)", name, count);
775 ndr->depth++;
776 for (i=0;i<count;i++) {
777 char *idx=NULL;
778 asprintf(&idx, "[%d]", i);
779 if (idx) {
780 ndr_print_uint8(ndr, idx, data[i]);
781 free(idx);
782 }
783 }
784 ndr->depth--;
785 }
786
ndr_print_DATA_BLOB(struct ndr_print * ndr,const char * name,DATA_BLOB r)787 _PUBLIC_ void ndr_print_DATA_BLOB(struct ndr_print *ndr, const char *name, DATA_BLOB r)
788 {
789 ndr->print(ndr, "%-25s: DATA_BLOB length=%u", name, (unsigned)r.length);
790 if (r.length) {
791 dump_data(10, r.data, r.length);
792 }
793 }
794
795
796 /*
797 push a DATA_BLOB onto the wire.
798 */
ndr_push_DATA_BLOB(struct ndr_push * ndr,int ndr_flags,DATA_BLOB blob)799 _PUBLIC_ NTSTATUS ndr_push_DATA_BLOB(struct ndr_push *ndr, int ndr_flags, DATA_BLOB blob)
800 {
801 if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
802 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
803 blob.length = NDR_ALIGN(ndr, 2);
804 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
805 blob.length = NDR_ALIGN(ndr, 4);
806 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
807 blob.length = NDR_ALIGN(ndr, 8);
808 }
809 NDR_PUSH_ALLOC_SIZE(ndr, blob.data, blob.length);
810 data_blob_clear(&blob);
811 } else if (!(ndr->flags & LIBNDR_FLAG_REMAINING)) {
812 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, blob.length));
813 }
814 NDR_CHECK(ndr_push_bytes(ndr, blob.data, blob.length));
815 return NT_STATUS_OK;
816 }
817
818 /*
819 pull a DATA_BLOB from the wire.
820 */
ndr_pull_DATA_BLOB(struct ndr_pull * ndr,int ndr_flags,DATA_BLOB * blob)821 _PUBLIC_ NTSTATUS ndr_pull_DATA_BLOB(struct ndr_pull *ndr, int ndr_flags, DATA_BLOB *blob)
822 {
823 uint32_t length = 0;
824
825 if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
826 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
827 length = NDR_ALIGN(ndr, 2);
828 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
829 length = NDR_ALIGN(ndr, 4);
830 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
831 length = NDR_ALIGN(ndr, 8);
832 }
833 if (ndr->data_size - ndr->offset < length) {
834 length = ndr->data_size - ndr->offset;
835 }
836 } else if (ndr->flags & LIBNDR_FLAG_REMAINING) {
837 length = ndr->data_size - ndr->offset;
838 } else {
839 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &length));
840 }
841 NDR_PULL_NEED_BYTES(ndr, length);
842 *blob = data_blob_talloc(ndr->current_mem_ctx, ndr->data+ndr->offset, length);
843 ndr->offset += length;
844 return NT_STATUS_OK;
845 }
846
ndr_size_DATA_BLOB(int ret,const DATA_BLOB * data,int flags)847 _PUBLIC_ uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags)
848 {
849 return ret + data->length;
850 }
851