librpc/ndr/ndr_basic.c

   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
  26 #define NDR_SVAL(ndr, ofs) (NDR_BE(ndr)?RSVAL(ndr->data,ofs):SVAL(ndr->data,ofs))
  27 #define NDR_IVAL(ndr, ofs) (NDR_BE(ndr)?RIVAL(ndr->data,ofs):IVAL(ndr->data,ofs))
  28 #define NDR_IVALS(ndr, ofs) (NDR_BE(ndr)?RIVALS(ndr->data,ofs):IVALS(ndr->data,ofs))
  29 #define NDR_SSVAL(ndr, ofs, v) do { if (NDR_BE(ndr))  { RSSVAL(ndr->data,ofs,v); } else SSVAL(ndr->data,ofs,v); } while (0)
  30 #define NDR_SIVAL(ndr, ofs, v) do { if (NDR_BE(ndr))  { RSIVAL(ndr->data,ofs,v); } else SIVAL(ndr->data,ofs,v); } while (0)
  31 #define NDR_SIVALS(ndr, ofs, v) do { if (NDR_BE(ndr))  { RSIVALS(ndr->data,ofs,v); } else SIVALS(ndr->data,ofs,v); } while (0)
  32
  33
  34 /*
  35   check for data leaks from the server by looking for non-zero pad bytes
  36   these could also indicate that real structure elements have been
  37   mistaken for padding in the IDL
  38 */
  39 _PUBLIC_ void ndr_check_padding(struct ndr_pull *ndr, size_t n)
  40 {
  41         size_t ofs2 = (ndr->offset + (n-1)) & ~(n-1);
  42         int i;
  43         for (i=ndr->offset;i<ofs2;i++) {
  44                 if (ndr->data[i] != 0) {
  45                         break;
  46                 }
  47         }
  48         if (i<ofs2) {
  49                 DEBUG(0,("WARNING: Non-zero padding to %d: ", (int)n));
  50                 for (i=ndr->offset;i<ofs2;i++) {
  51                         DEBUG(0,("%02x ", ndr->data[i]));
  52                 }
  53                 DEBUG(0,("\n"));
  54         }
  55
  56 }
  57
  58 /*
  59   parse a int8_t
  60 */
  61 _PUBLIC_ enum ndr_err_code ndr_pull_int8(struct ndr_pull *ndr, int ndr_flags, int8_t *v)
  62 {
  63         NDR_PULL_NEED_BYTES(ndr, 1);
  64         *v = (int8_t)CVAL(ndr->data, ndr->offset);
  65         ndr->offset += 1;
  66         return NDR_ERR_SUCCESS;
  67 }
  68
  69 /*
  70   parse a uint8_t
  71 */
  72 _PUBLIC_ enum ndr_err_code ndr_pull_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *v)
  73 {
  74         NDR_PULL_NEED_BYTES(ndr, 1);
  75         *v = CVAL(ndr->data, ndr->offset);
  76         ndr->offset += 1;
  77         return NDR_ERR_SUCCESS;
  78 }
  79
  80 /*
  81   parse a int16_t
  82 */
  83 _PUBLIC_ enum ndr_err_code ndr_pull_int16(struct ndr_pull *ndr, int ndr_flags, int16_t *v)
  84 {
  85         NDR_PULL_ALIGN(ndr, 2);
  86         NDR_PULL_NEED_BYTES(ndr, 2);
  87         *v = (uint16_t)NDR_SVAL(ndr, ndr->offset);
  88         ndr->offset += 2;
  89         return NDR_ERR_SUCCESS;
  90 }
  91
  92 /*
  93   parse a uint16_t
  94 */
  95 _PUBLIC_ enum ndr_err_code ndr_pull_uint16(struct ndr_pull *ndr, int ndr_flags, uint16_t *v)
  96 {
  97         NDR_PULL_ALIGN(ndr, 2);
  98         NDR_PULL_NEED_BYTES(ndr, 2);
  99         *v = NDR_SVAL(ndr, ndr->offset);
 100         ndr->offset += 2;
 101         return NDR_ERR_SUCCESS;
 102 }
 103
 104 /*
 105   parse a int32_t
 106 */
 107 _PUBLIC_ enum ndr_err_code ndr_pull_int32(struct ndr_pull *ndr, int ndr_flags, int32_t *v)
 108 {
 109         NDR_PULL_ALIGN(ndr, 4);
 110         NDR_PULL_NEED_BYTES(ndr, 4);
 111         *v = NDR_IVALS(ndr, ndr->offset);
 112         ndr->offset += 4;
 113         return NDR_ERR_SUCCESS;
 114 }
 115
 116 /*
 117   parse a uint32_t
 118 */
 119 _PUBLIC_ enum ndr_err_code ndr_pull_uint32(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
 120 {
 121         NDR_PULL_ALIGN(ndr, 4);
 122         NDR_PULL_NEED_BYTES(ndr, 4);
 123         *v = NDR_IVAL(ndr, ndr->offset);
 124         ndr->offset += 4;
 125         return NDR_ERR_SUCCESS;
 126 }
 127
 128 /*
 129   parse a double
 130 */
 131 _PUBLIC_ enum ndr_err_code ndr_pull_double(struct ndr_pull *ndr, int ndr_flags, double *v)
 132 {
 133         NDR_PULL_ALIGN(ndr, 8);
 134         NDR_PULL_NEED_BYTES(ndr, 8);
 135         memcpy(v, ndr->data+ndr->offset, 8);
 136         ndr->offset += 8;
 137         return NDR_ERR_SUCCESS;
 138 }
 139
 140 /*
 141   parse a pointer referent identifier
 142 */
 143 _PUBLIC_ enum ndr_err_code ndr_pull_generic_ptr(struct ndr_pull *ndr, uint32_t *v)
 144 {
 145         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, v));
 146         if (*v != 0) {
 147                 ndr->ptr_count++;
 148         }
 149         return NDR_ERR_SUCCESS;
 150 }
 151
 152 /*
 153   parse a ref pointer referent identifier
 154 */
 155 _PUBLIC_ enum ndr_err_code ndr_pull_ref_ptr(struct ndr_pull *ndr, uint32_t *v)
 156 {
 157         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, v));
 158         /* ref pointers always point to data */
 159         *v = 1;
 160         return NDR_ERR_SUCCESS;
 161 }
 162
 163 /*
 164   parse a udlong
 165 */
 166 _PUBLIC_ enum ndr_err_code ndr_pull_udlong(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 167 {
 168         NDR_PULL_ALIGN(ndr, 4);
 169         NDR_PULL_NEED_BYTES(ndr, 8);
 170         *v = NDR_IVAL(ndr, ndr->offset);
 171         *v |= (uint64_t)(NDR_IVAL(ndr, ndr->offset+4)) << 32;
 172         ndr->offset += 8;
 173         return NDR_ERR_SUCCESS;
 174 }
 175
 176 /*
 177   parse a udlongr
 178 */
 179 _PUBLIC_ enum ndr_err_code ndr_pull_udlongr(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 180 {
 181         NDR_PULL_ALIGN(ndr, 4);
 182         NDR_PULL_NEED_BYTES(ndr, 8);
 183         *v = ((uint64_t)NDR_IVAL(ndr, ndr->offset)) << 32;
 184         *v |= NDR_IVAL(ndr, ndr->offset+4);
 185         ndr->offset += 8;
 186         return NDR_ERR_SUCCESS;
 187 }
 188
 189 /*
 190   parse a dlong
 191 */
 192 _PUBLIC_ enum ndr_err_code ndr_pull_dlong(struct ndr_pull *ndr, int ndr_flags, int64_t *v)
 193 {
 194         return ndr_pull_udlong(ndr, ndr_flags, (uint64_t *)v);
 195 }
 196
 197 /*
 198   parse a hyper
 199 */
 200 _PUBLIC_ enum ndr_err_code ndr_pull_hyper(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 201 {
 202         NDR_PULL_ALIGN(ndr, 8);
 203         return ndr_pull_udlong(ndr, ndr_flags, v);
 204 }
 205
 206 /*
 207   parse a pointer
 208 */
 209 _PUBLIC_ enum ndr_err_code ndr_pull_pointer(struct ndr_pull *ndr, int ndr_flags, void* *v)
 210 {
 211         uintptr_t h;
 212         NDR_PULL_ALIGN(ndr, sizeof(h));
 213         NDR_PULL_NEED_BYTES(ndr, sizeof(h));
 214         memcpy(&h, ndr->data+ndr->offset, sizeof(h));
 215         ndr->offset += sizeof(h);
 216         *v = (void *)h;
 217         return NDR_ERR_SUCCESS;
 218 }
 219
 220 /*
 221   pull a NTSTATUS
 222 */
 223 _PUBLIC_ enum ndr_err_code ndr_pull_NTSTATUS(struct ndr_pull *ndr, int ndr_flags, NTSTATUS *status)
 224 {
 225         uint32_t v;
 226         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
 227         *status = NT_STATUS(v);
 228         return NDR_ERR_SUCCESS;
 229 }
 230
 231 /*
 232   push a NTSTATUS
 233 */
 234 _PUBLIC_ enum ndr_err_code ndr_push_NTSTATUS(struct ndr_push *ndr, int ndr_flags, NTSTATUS status)
 235 {
 236         return ndr_push_uint32(ndr, ndr_flags, NT_STATUS_V(status));
 237 }
 238
 239 _PUBLIC_ void ndr_print_NTSTATUS(struct ndr_print *ndr, const char *name, NTSTATUS r)
 240 {
 241         ndr->print(ndr, "%-25s: %s", name, nt_errstr(r));
 242 }
 243
 244 /*
 245   pull a WERROR
 246 */
 247 _PUBLIC_ enum ndr_err_code ndr_pull_WERROR(struct ndr_pull *ndr, int ndr_flags, WERROR *status)
 248 {
 249         uint32_t v;
 250         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
 251         *status = W_ERROR(v);
 252         return NDR_ERR_SUCCESS;
 253 }
 254
 255 /*
 256   push a WERROR
 257 */
 258 _PUBLIC_ enum ndr_err_code ndr_push_WERROR(struct ndr_push *ndr, int ndr_flags, WERROR status)
 259 {
 260         return ndr_push_uint32(ndr, NDR_SCALARS, W_ERROR_V(status));
 261 }
 262
 263 _PUBLIC_ void ndr_print_WERROR(struct ndr_print *ndr, const char *name, WERROR r)
 264 {
 265         ndr->print(ndr, "%-25s: %s", name, win_errstr(r));
 266 }
 267
 268 /*
 269   parse a set of bytes
 270 */
 271 _PUBLIC_ enum ndr_err_code ndr_pull_bytes(struct ndr_pull *ndr, uint8_t *data, uint32_t n)
 272 {
 273         NDR_PULL_NEED_BYTES(ndr, n);
 274         memcpy(data, ndr->data + ndr->offset, n);
 275         ndr->offset += n;
 276         return NDR_ERR_SUCCESS;
 277 }
 278
 279 /*
 280   pull an array of uint8
 281 */
 282 _PUBLIC_ enum ndr_err_code ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *data, uint32_t n)
 283 {
 284         if (!(ndr_flags & NDR_SCALARS)) {
 285                 return NDR_ERR_SUCCESS;
 286         }
 287         return ndr_pull_bytes(ndr, data, n);
 288 }
 289
 290 /*
 291   push a int8_t
 292 */
 293 _PUBLIC_ enum ndr_err_code ndr_push_int8(struct ndr_push *ndr, int ndr_flags, int8_t v)
 294 {
 295         NDR_PUSH_NEED_BYTES(ndr, 1);
 296         SCVAL(ndr->data, ndr->offset, (uint8_t)v);
 297         ndr->offset += 1;
 298         return NDR_ERR_SUCCESS;
 299 }
 300
 301 /*
 302   push a uint8_t
 303 */
 304 _PUBLIC_ enum ndr_err_code ndr_push_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v)
 305 {
 306         NDR_PUSH_NEED_BYTES(ndr, 1);
 307         SCVAL(ndr->data, ndr->offset, v);
 308         ndr->offset += 1;
 309         return NDR_ERR_SUCCESS;
 310 }
 311
 312 /*
 313   push a int16_t
 314 */
 315 _PUBLIC_ enum ndr_err_code ndr_push_int16(struct ndr_push *ndr, int ndr_flags, int16_t v)
 316 {
 317         NDR_PUSH_ALIGN(ndr, 2);
 318         NDR_PUSH_NEED_BYTES(ndr, 2);
 319         NDR_SSVAL(ndr, ndr->offset, (uint16_t)v);
 320         ndr->offset += 2;
 321         return NDR_ERR_SUCCESS;
 322 }
 323
 324 /*
 325   push a uint16_t
 326 */
 327 _PUBLIC_ enum ndr_err_code ndr_push_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v)
 328 {
 329         NDR_PUSH_ALIGN(ndr, 2);
 330         NDR_PUSH_NEED_BYTES(ndr, 2);
 331         NDR_SSVAL(ndr, ndr->offset, v);
 332         ndr->offset += 2;
 333         return NDR_ERR_SUCCESS;
 334 }
 335
 336 /*
 337   push a int32_t
 338 */
 339 _PUBLIC_ enum ndr_err_code ndr_push_int32(struct ndr_push *ndr, int ndr_flags, int32_t v)
 340 {
 341         NDR_PUSH_ALIGN(ndr, 4);
 342         NDR_PUSH_NEED_BYTES(ndr, 4);
 343         NDR_SIVALS(ndr, ndr->offset, v);
 344         ndr->offset += 4;
 345         return NDR_ERR_SUCCESS;
 346 }
 347
 348 /*
 349   push a uint32_t
 350 */
 351 _PUBLIC_ enum ndr_err_code ndr_push_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v)
 352 {
 353         NDR_PUSH_ALIGN(ndr, 4);
 354         NDR_PUSH_NEED_BYTES(ndr, 4);
 355         NDR_SIVAL(ndr, ndr->offset, v);
 356         ndr->offset += 4;
 357         return NDR_ERR_SUCCESS;
 358 }
 359
 360 /*
 361   push a udlong
 362 */
 363 _PUBLIC_ enum ndr_err_code ndr_push_udlong(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 364 {
 365         NDR_PUSH_ALIGN(ndr, 4);
 366         NDR_PUSH_NEED_BYTES(ndr, 8);
 367         NDR_SIVAL(ndr, ndr->offset, (v & 0xFFFFFFFF));
 368         NDR_SIVAL(ndr, ndr->offset+4, (v>>32));
 369         ndr->offset += 8;
 370         return NDR_ERR_SUCCESS;
 371 }
 372
 373 /*
 374   push a udlongr
 375 */
 376 _PUBLIC_ enum ndr_err_code ndr_push_udlongr(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 377 {
 378         NDR_PUSH_ALIGN(ndr, 4);
 379         NDR_PUSH_NEED_BYTES(ndr, 8);
 380         NDR_SIVAL(ndr, ndr->offset, (v>>32));
 381         NDR_SIVAL(ndr, ndr->offset+4, (v & 0xFFFFFFFF));
 382         ndr->offset += 8;
 383         return NDR_ERR_SUCCESS;
 384 }
 385
 386 /*
 387   push a dlong
 388 */
 389 _PUBLIC_ enum ndr_err_code ndr_push_dlong(struct ndr_push *ndr, int ndr_flags, int64_t v)
 390 {
 391         return ndr_push_udlong(ndr, NDR_SCALARS, (uint64_t)v);
 392 }
 393
 394 /*
 395   push a hyper
 396 */
 397 _PUBLIC_ enum ndr_err_code ndr_push_hyper(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 398 {
 399         NDR_PUSH_ALIGN(ndr, 8);
 400         return ndr_push_udlong(ndr, NDR_SCALARS, v);
 401 }
 402
 403 /*
 404   push a double
 405 */
 406 _PUBLIC_ enum ndr_err_code ndr_push_double(struct ndr_push *ndr, int ndr_flags, double v)
 407 {
 408         NDR_PUSH_ALIGN(ndr, 8);
 409         NDR_PUSH_NEED_BYTES(ndr, 8);
 410         memcpy(ndr->data+ndr->offset, &v, 8);
 411         ndr->offset += 8;
 412         return NDR_ERR_SUCCESS;
 413 }
 414
 415 /*
 416   push a pointer
 417 */
 418 _PUBLIC_ enum ndr_err_code ndr_push_pointer(struct ndr_push *ndr, int ndr_flags, void* v)
 419 {
 420         uintptr_t h = (intptr_t)v;
 421         NDR_PUSH_ALIGN(ndr, sizeof(h));
 422         NDR_PUSH_NEED_BYTES(ndr, sizeof(h));
 423         memcpy(ndr->data+ndr->offset, &h, sizeof(h));
 424         ndr->offset += sizeof(h);
 425         return NDR_ERR_SUCCESS;
 426 }
 427
 428 _PUBLIC_ enum ndr_err_code ndr_push_align(struct ndr_push *ndr, size_t size)
 429 {
 430         NDR_PUSH_ALIGN(ndr, size);
 431         return NDR_ERR_SUCCESS;
 432 }
 433
 434 _PUBLIC_ enum ndr_err_code ndr_pull_align(struct ndr_pull *ndr, size_t size)
 435 {
 436         NDR_PULL_ALIGN(ndr, size);
 437         return NDR_ERR_SUCCESS;
 438 }
 439
 440 /*
 441   push some bytes
 442 */
 443 _PUBLIC_ enum ndr_err_code ndr_push_bytes(struct ndr_push *ndr, const uint8_t *data, uint32_t n)
 444 {
 445         NDR_PUSH_NEED_BYTES(ndr, n);
 446         memcpy(ndr->data + ndr->offset, data, n);
 447         ndr->offset += n;
 448         return NDR_ERR_SUCCESS;
 449 }
 450
 451 /*
 452   push some zero bytes
 453 */
 454 _PUBLIC_ enum ndr_err_code ndr_push_zero(struct ndr_push *ndr, uint32_t n)
 455 {
 456         NDR_PUSH_NEED_BYTES(ndr, n);
 457         memset(ndr->data + ndr->offset, 0, n);
 458         ndr->offset += n;
 459         return NDR_ERR_SUCCESS;
 460 }
 461
 462 /*
 463   push an array of uint8
 464 */
 465 _PUBLIC_ enum ndr_err_code ndr_push_array_uint8(struct ndr_push *ndr, int ndr_flags, const uint8_t *data, uint32_t n)
 466 {
 467         if (!(ndr_flags & NDR_SCALARS)) {
 468                 return NDR_ERR_SUCCESS;
 469         }
 470         return ndr_push_bytes(ndr, data, n);
 471 }
 472
 473 /*
 474   push a unique non-zero value if a pointer is non-NULL, otherwise 0
 475 */
 476 _PUBLIC_ enum ndr_err_code ndr_push_unique_ptr(struct ndr_push *ndr, const void *p)
 477 {
 478         uint32_t ptr = 0;
 479         if (p) {
 480                 ptr = ndr->ptr_count * 4;
 481                 ptr |= 0x00020000;
 482                 ndr->ptr_count++;
 483         }
 484         return ndr_push_uint32(ndr, NDR_SCALARS, ptr);
 485 }
 486
 487 /*
 488   push a 'simple' full non-zero value if a pointer is non-NULL, otherwise 0
 489 */
 490 _PUBLIC_ enum ndr_err_code ndr_push_full_ptr(struct ndr_push *ndr, const void *p)
 491 {
 492         uint32_t ptr = 0;
 493         if (p) {
 494                 /* Check if the pointer already exists and has an id */
 495                 ptr = ndr_token_peek(&ndr->full_ptr_list, p);
 496                 if (ptr == 0) {
 497                         ndr->ptr_count++;
 498                         ptr = ndr->ptr_count;
 499                         ndr_token_store(ndr, &ndr->full_ptr_list, p, ptr);
 500                 }
 501         }
 502         return ndr_push_uint32(ndr, NDR_SCALARS, ptr);
 503 }
 504
 505 /*
 506   push always a 0, if a pointer is NULL it's a fatal error
 507 */
 508 _PUBLIC_ enum ndr_err_code ndr_push_ref_ptr(struct ndr_push *ndr)
 509 {
 510         return ndr_push_uint32(ndr, NDR_SCALARS, 0xAEF1AEF1);
 511 }
 512
 513
 514 /*
 515   push a NTTIME
 516 */
 517 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 518 {
 519         NDR_CHECK(ndr_push_udlong(ndr, ndr_flags, t));
 520         return NDR_ERR_SUCCESS;
 521 }
 522
 523 /*
 524   pull a NTTIME
 525 */
 526 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 527 {
 528         NDR_CHECK(ndr_pull_udlong(ndr, ndr_flags, t));
 529         return NDR_ERR_SUCCESS;
 530 }
 531
 532 /*
 533   push a NTTIME_1sec
 534 */
 535 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_1sec(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 536 {
 537         t /= 10000000;
 538         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 539         return NDR_ERR_SUCCESS;
 540 }
 541
 542 /*
 543   pull a NTTIME_1sec
 544 */
 545 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_1sec(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 546 {
 547         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 548         (*t) *= 10000000;
 549         return NDR_ERR_SUCCESS;
 550 }
 551
 552 /*
 553   pull a NTTIME_hyper
 554 */
 555 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_hyper(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 556 {
 557         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 558         return NDR_ERR_SUCCESS;
 559 }
 560
 561 /*
 562   push a NTTIME_hyper
 563 */
 564 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_hyper(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 565 {
 566         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 567         return NDR_ERR_SUCCESS;
 568 }
 569
 570 /*
 571   push a time_t
 572 */
 573 _PUBLIC_ enum ndr_err_code ndr_push_time_t(struct ndr_push *ndr, int ndr_flags, time_t t)
 574 {
 575         return ndr_push_uint32(ndr, ndr_flags, t);
 576 }
 577
 578 /*
 579   pull a time_t
 580 */
 581 _PUBLIC_ enum ndr_err_code ndr_pull_time_t(struct ndr_pull *ndr, int ndr_flags, time_t *t)
 582 {
 583         uint32_t tt;
 584         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &tt));
 585         *t = tt;
 586         return NDR_ERR_SUCCESS;
 587 }
 588
 589
 590 /*
 591   pull a ipv4address
 592 */
 593 _PUBLIC_ enum ndr_err_code ndr_pull_ipv4address(struct ndr_pull *ndr, int ndr_flags, const char **address)
 594 {
 595         uint32_t addr;
 596         struct in_addr in;
 597         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &addr));
 598         in.s_addr = htonl(addr);
 599         *address = talloc_strdup(ndr->current_mem_ctx, inet_ntoa(in));
 600         NDR_ERR_HAVE_NO_MEMORY(*address);
 601         return NDR_ERR_SUCCESS;
 602 }
 603
 604 /*
 605   push a ipv4address
 606 */
 607 _PUBLIC_ enum ndr_err_code ndr_push_ipv4address(struct ndr_push *ndr, int ndr_flags, const char *address)
 608 {
 609         uint32_t addr;
 610         if (!is_ipaddress(address)) {
 611                 return ndr_push_error(ndr, NDR_ERR_IPV4ADDRESS,
 612                                       "Invalid IPv4 address: '%s'",
 613                                       address);
 614         }
 615         addr = inet_addr(address);
 616         NDR_CHECK(ndr_push_uint32(ndr, ndr_flags, htonl(addr)));
 617         return NDR_ERR_SUCCESS;
 618 }
 619
 620 /*
 621   print a ipv4address
 622 */
 623 _PUBLIC_ void ndr_print_ipv4address(struct ndr_print *ndr, const char *name,
 624                            const char *address)
 625 {
 626         ndr->print(ndr, "%-25s: %s", name, address);
 627 }
 628
 629
 630 _PUBLIC_ void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type)
 631 {
 632         ndr->print(ndr, "%s: struct %s", name, type);
 633 }
 634
 635 _PUBLIC_ void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type,
 636                     const char *val, uint32_t value)
 637 {
 638         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 639                 ndr->print(ndr, "%-25s: %s (0x%X)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 640         } else {
 641                 ndr->print(ndr, "%-25s: %s (%d)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 642         }
 643 }
 644
 645 _PUBLIC_ void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value)
 646 {
 647         /* this is an attempt to support multi-bit bitmap masks */
 648         value &= flag;
 649
 650         while (!(flag & 1)) {
 651                 flag >>= 1;
 652                 value >>= 1;
 653         }
 654         if (flag == 1) {
 655                 ndr->print(ndr, "   %d: %-25s", value, flag_name);
 656         } else {
 657                 ndr->print(ndr, "0x%02x: %-25s (%d)", value, flag_name, value);
 658         }
 659 }
 660
 661 _PUBLIC_ void ndr_print_int8(struct ndr_print *ndr, const char *name, int8_t v)
 662 {
 663         ndr->print(ndr, "%-25s: %d", name, v);
 664 }
 665
 666 _PUBLIC_ void ndr_print_uint8(struct ndr_print *ndr, const char *name, uint8_t v)
 667 {
 668         ndr->print(ndr, "%-25s: 0x%02x (%u)", name, v, v);
 669 }
 670
 671 _PUBLIC_ void ndr_print_int16(struct ndr_print *ndr, const char *name, int16_t v)
 672 {
 673         ndr->print(ndr, "%-25s: %d", name, v);
 674 }
 675
 676 _PUBLIC_ void ndr_print_uint16(struct ndr_print *ndr, const char *name, uint16_t v)
 677 {
 678         ndr->print(ndr, "%-25s: 0x%04x (%u)", name, v, v);
 679 }
 680
 681 _PUBLIC_ void ndr_print_int32(struct ndr_print *ndr, const char *name, int32_t v)
 682 {
 683         ndr->print(ndr, "%-25s: %d", name, v);
 684 }
 685
 686 _PUBLIC_ void ndr_print_uint32(struct ndr_print *ndr, const char *name, uint32_t v)
 687 {
 688         ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
 689 }
 690
 691 _PUBLIC_ void ndr_print_udlong(struct ndr_print *ndr, const char *name, uint64_t v)
 692 {
 693         ndr->print(ndr, "%-25s: 0x%016llx (%llu)", name, (unsigned long long)v, (unsigned long long)v);
 694 }
 695
 696 _PUBLIC_ void ndr_print_udlongr(struct ndr_print *ndr, const char *name, uint64_t v)
 697 {
 698         ndr_print_udlong(ndr, name, v);
 699 }
 700
 701 _PUBLIC_ void ndr_print_dlong(struct ndr_print *ndr, const char *name, int64_t v)
 702 {
 703         ndr->print(ndr, "%-25s: 0x%016llx (%lld)", name, (unsigned long long)v, (long long)v);
 704 }
 705
 706 _PUBLIC_ void ndr_print_double(struct ndr_print *ndr, const char *name, double v)
 707 {
 708         ndr->print(ndr, "%-25s: %f", name, v);
 709 }
 710
 711 _PUBLIC_ void ndr_print_hyper(struct ndr_print *ndr, const char *name, uint64_t v)
 712 {
 713         ndr_print_dlong(ndr, name, v);
 714 }
 715
 716 _PUBLIC_ void ndr_print_pointer(struct ndr_print *ndr, const char *name, void *v)
 717 {
 718         ndr->print(ndr, "%-25s: %p", name, v);
 719 }
 720
 721 _PUBLIC_ void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p)
 722 {
 723         if (p) {
 724                 ndr->print(ndr, "%-25s: *", name);
 725         } else {
 726                 ndr->print(ndr, "%-25s: NULL", name);
 727         }
 728 }
 729
 730 _PUBLIC_ void ndr_print_NTTIME(struct ndr_print *ndr, const char *name, NTTIME t)
 731 {
 732         ndr->print(ndr, "%-25s: %s", name, nt_time_string(ndr, t));
 733 }
 734
 735 _PUBLIC_ void ndr_print_NTTIME_1sec(struct ndr_print *ndr, const char *name, NTTIME t)
 736 {
 737         /* this is a standard NTTIME here
 738          * as it's already converted in the pull/push code
 739          */
 740         ndr_print_NTTIME(ndr, name, t);
 741 }
 742
 743 _PUBLIC_ void ndr_print_NTTIME_hyper(struct ndr_print *ndr, const char *name, NTTIME t)
 744 {
 745         ndr_print_NTTIME(ndr, name, t);
 746 }
 747
 748 _PUBLIC_ void ndr_print_time_t(struct ndr_print *ndr, const char *name, time_t t)
 749 {
 750         if (t == (time_t)-1 || t == 0) {
 751                 ndr->print(ndr, "%-25s: (time_t)%d", name, (int)t);
 752         } else {
 753                 ndr->print(ndr, "%-25s: %s", name, timestring(ndr, t));
 754         }
 755 }
 756
 757 _PUBLIC_ void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type)
 758 {
 759         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 760                 ndr->print(ndr, "%-25s: union %s(case 0x%X)", name, type, level);
 761         } else {
 762                 ndr->print(ndr, "%-25s: union %s(case %d)", name, type, level);
 763         }
 764 }
 765
 766 _PUBLIC_ void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level)
 767 {
 768         ndr->print(ndr, "UNKNOWN LEVEL %u", level);
 769 }
 770
 771 _PUBLIC_ void ndr_print_array_uint8(struct ndr_print *ndr, const char *name,
 772                            const uint8_t *data, uint32_t count)
 773 {
 774         int i;
 775
 776         if (count <= 600 && (ndr->flags & LIBNDR_PRINT_ARRAY_HEX)) {
 777                 char s[1202];
 778                 for (i=0;i<count;i++) {
 779                         snprintf(&s[i*2], 3, "%02x", data[i]);
 780                 }
 781                 s[i*2] = 0;
 782                 ndr->print(ndr, "%-25s: %s", name, s);
 783                 return;
 784         }
 785
 786         ndr->print(ndr, "%s: ARRAY(%d)", name, count);
 787         ndr->depth++;
 788         for (i=0;i<count;i++) {
 789                 char *idx=NULL;
 790                 if (asprintf(&idx, "[%d]", i) != -1) {
 791                         ndr_print_uint8(ndr, idx, data[i]);
 792                         free(idx);
 793                 }
 794         }
 795         ndr->depth--;
 796 }
 797
 798 _PUBLIC_ void ndr_print_DATA_BLOB(struct ndr_print *ndr, const char *name, DATA_BLOB r)
 799 {
 800         ndr->print(ndr, "%-25s: DATA_BLOB length=%u", name, (unsigned)r.length);
 801         if (r.length) {
 802                 dump_data(10, r.data, r.length);
 803         }
 804 }
 805
 806
 807 /*
 808   push a DATA_BLOB onto the wire.
 809 */
 810 _PUBLIC_ enum ndr_err_code ndr_push_DATA_BLOB(struct ndr_push *ndr, int ndr_flags, DATA_BLOB blob)
 811 {
 812         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 813                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 814                         blob.length = NDR_ALIGN(ndr, 2);
 815                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 816                         blob.length = NDR_ALIGN(ndr, 4);
 817                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 818                         blob.length = NDR_ALIGN(ndr, 8);
 819                 }
 820                 NDR_PUSH_ALLOC_SIZE(ndr, blob.data, blob.length);
 821                 data_blob_clear(&blob);
 822         } else if (!(ndr->flags & LIBNDR_FLAG_REMAINING)) {
 823                 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, blob.length));
 824         }
 825         NDR_CHECK(ndr_push_bytes(ndr, blob.data, blob.length));
 826         return NDR_ERR_SUCCESS;
 827 }
 828
 829 /*
 830   pull a DATA_BLOB from the wire.
 831 */
 832 _PUBLIC_ enum ndr_err_code ndr_pull_DATA_BLOB(struct ndr_pull *ndr, int ndr_flags, DATA_BLOB *blob)
 833 {
 834         uint32_t length = 0;
 835
 836         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 837                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 838                         length = NDR_ALIGN(ndr, 2);
 839                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 840                         length = NDR_ALIGN(ndr, 4);
 841                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 842                         length = NDR_ALIGN(ndr, 8);
 843                 }
 844                 if (ndr->data_size - ndr->offset < length) {
 845                         length = ndr->data_size - ndr->offset;
 846                 }
 847         } else if (ndr->flags & LIBNDR_FLAG_REMAINING) {
 848                 length = ndr->data_size - ndr->offset;
 849         } else {
 850                 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &length));
 851         }
 852         NDR_PULL_NEED_BYTES(ndr, length);
 853         *blob = data_blob_talloc(ndr->current_mem_ctx, ndr->data+ndr->offset, length);
 854         ndr->offset += length;
 855         return NDR_ERR_SUCCESS;
 856 }
 857
 858 _PUBLIC_ uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags)
 859 {
 860         if (!data) return ret;
 861         return ret + data->length;
 862 }