source4/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 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 */
  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_ 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 */
  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 */
  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 */
  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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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
 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 */
 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 */
 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
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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 */
 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
 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
 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 */
 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 */
 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 */
 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  */
 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  */
 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 */
 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 */
 484 _PUBLIC_ NTSTATUS ndr_push_full_ptr(struct ndr_push *ndr, const void *p)
 485 {
 486         uint32_t ptr = 0;
 487         if (p) {
 488                 ndr->ptr_count++;
 489                 ptr = ndr->ptr_count;
 490         }
 491         return ndr_push_uint32(ndr, NDR_SCALARS, ptr);
 492 }
 493
 494 /*
 495   push always a 0, if a pointer is NULL it's a fatal error
 496 */
 497 _PUBLIC_ NTSTATUS ndr_push_ref_ptr(struct ndr_push *ndr)
 498 {
 499         return ndr_push_uint32(ndr, NDR_SCALARS, 0xAEF1AEF1);
 500 }
 501
 502
 503 /*
 504   push a NTTIME
 505 */
 506 _PUBLIC_ NTSTATUS ndr_push_NTTIME(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 507 {
 508         NDR_CHECK(ndr_push_udlong(ndr, ndr_flags, t));
 509         return NT_STATUS_OK;
 510 }
 511
 512 /*
 513   pull a NTTIME
 514 */
 515 _PUBLIC_ NTSTATUS ndr_pull_NTTIME(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 516 {
 517         NDR_CHECK(ndr_pull_udlong(ndr, ndr_flags, t));
 518         return NT_STATUS_OK;
 519 }
 520
 521 /*
 522   push a NTTIME
 523 */
 524 _PUBLIC_ NTSTATUS ndr_push_NTTIME_1sec(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 525 {
 526         t /= 10000000;
 527         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 528         return NT_STATUS_OK;
 529 }
 530
 531 /*
 532   pull a NTTIME_1sec
 533 */
 534 _PUBLIC_ NTSTATUS ndr_pull_NTTIME_1sec(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 535 {
 536         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 537         (*t) *= 10000000;
 538         return NT_STATUS_OK;
 539 }
 540
 541 /*
 542   pull a NTTIME_hyper
 543 */
 544 _PUBLIC_ NTSTATUS ndr_pull_NTTIME_hyper(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 545 {
 546         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 547         return NT_STATUS_OK;
 548 }
 549
 550 /*
 551   push a NTTIME_hyper
 552 */
 553 _PUBLIC_ NTSTATUS ndr_push_NTTIME_hyper(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 554 {
 555         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 556         return NT_STATUS_OK;
 557 }
 558
 559 /*
 560   push a time_t
 561 */
 562 _PUBLIC_ NTSTATUS ndr_push_time_t(struct ndr_push *ndr, int ndr_flags, time_t t)
 563 {
 564         return ndr_push_uint32(ndr, ndr_flags, t);
 565 }
 566
 567 /*
 568   pull a time_t
 569 */
 570 _PUBLIC_ NTSTATUS ndr_pull_time_t(struct ndr_pull *ndr, int ndr_flags, time_t *t)
 571 {
 572         uint32_t tt;
 573         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &tt));
 574         *t = tt;
 575         return NT_STATUS_OK;
 576 }
 577
 578
 579 /*
 580   pull a ipv4address
 581 */
 582 _PUBLIC_ NTSTATUS ndr_pull_ipv4address(struct ndr_pull *ndr, int ndr_flags, const char **address)
 583 {
 584         struct ipv4_addr in;
 585         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &in.addr));
 586         in.addr = htonl(in.addr);
 587         *address = talloc_strdup(ndr->current_mem_ctx, sys_inet_ntoa(in));
 588         NT_STATUS_HAVE_NO_MEMORY(*address);
 589         return NT_STATUS_OK;
 590 }
 591
 592 /*
 593   push a ipv4address
 594 */
 595 _PUBLIC_ NTSTATUS ndr_push_ipv4address(struct ndr_push *ndr, int ndr_flags, const char *address)
 596 {
 597         uint32_t addr;
 598         if (!is_ipaddress(address)) {
 599                 return ndr_push_error(ndr, NDR_ERR_IPV4ADDRESS,
 600                                       "Invalid IPv4 address: '%s'",
 601                                       address);
 602         }
 603         addr = inet_addr(address);
 604         NDR_CHECK(ndr_push_uint32(ndr, ndr_flags, htonl(addr)));
 605         return NT_STATUS_OK;
 606 }
 607
 608 /*
 609   print a ipv4address
 610 */
 611 _PUBLIC_ void ndr_print_ipv4address(struct ndr_print *ndr, const char *name,
 612                            const char *address)
 613 {
 614         ndr->print(ndr, "%-25s: %s", name, address);
 615 }
 616
 617
 618 _PUBLIC_ void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type)
 619 {
 620         ndr->print(ndr, "%s: struct %s", name, type);
 621 }
 622
 623 _PUBLIC_ void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type,
 624                     const char *val, uint32_t value)
 625 {
 626         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 627                 ndr->print(ndr, "%-25s: %s (0x%X)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 628         } else {
 629                 ndr->print(ndr, "%-25s: %s (%d)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 630         }
 631 }
 632
 633 _PUBLIC_ void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value)
 634 {
 635         /* this is an attempt to support multi-bit bitmap masks */
 636         value &= flag;
 637
 638         while (!(flag & 1)) {
 639                 flag >>= 1;
 640                 value >>= 1;
 641         }
 642         if (flag == 1) {
 643                 ndr->print(ndr, "   %d: %-25s", value, flag_name);
 644         } else {
 645                 ndr->print(ndr, "0x%02x: %-25s (%d)", value, flag_name, value);
 646         }
 647 }
 648
 649 _PUBLIC_ void ndr_print_int8(struct ndr_print *ndr, const char *name, int8_t v)
 650 {
 651         ndr->print(ndr, "%-25s: %d", name, v);
 652 }
 653
 654 _PUBLIC_ void ndr_print_uint8(struct ndr_print *ndr, const char *name, uint8_t v)
 655 {
 656         ndr->print(ndr, "%-25s: 0x%02x (%u)", name, v, v);
 657 }
 658
 659 _PUBLIC_ void ndr_print_int16(struct ndr_print *ndr, const char *name, int16_t v)
 660 {
 661         ndr->print(ndr, "%-25s: %d", name, v);
 662 }
 663
 664 _PUBLIC_ void ndr_print_uint16(struct ndr_print *ndr, const char *name, uint16_t v)
 665 {
 666         ndr->print(ndr, "%-25s: 0x%04x (%u)", name, v, v);
 667 }
 668
 669 _PUBLIC_ void ndr_print_int32(struct ndr_print *ndr, const char *name, int32_t v)
 670 {
 671         ndr->print(ndr, "%-25s: %d", name, v);
 672 }
 673
 674 _PUBLIC_ void ndr_print_uint32(struct ndr_print *ndr, const char *name, uint32_t v)
 675 {
 676         ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
 677 }
 678
 679 _PUBLIC_ void ndr_print_udlong(struct ndr_print *ndr, const char *name, uint64_t v)
 680 {
 681         ndr->print(ndr, "%-25s: 0x%016llx (%llu)", name, (unsigned long long)v, (unsigned long long)v);
 682 }
 683
 684 _PUBLIC_ void ndr_print_udlongr(struct ndr_print *ndr, const char *name, uint64_t v)
 685 {
 686         ndr_print_udlong(ndr, name, v);
 687 }
 688
 689 _PUBLIC_ void ndr_print_dlong(struct ndr_print *ndr, const char *name, int64_t v)
 690 {
 691         ndr->print(ndr, "%-25s: 0x%016llx (%lld)", name, (unsigned long long)v, (long long)v);
 692 }
 693
 694 _PUBLIC_ void ndr_print_hyper(struct ndr_print *ndr, const char *name, uint64_t v)
 695 {
 696         ndr_print_dlong(ndr, name, v);
 697 }
 698
 699 _PUBLIC_ void ndr_print_pointer(struct ndr_print *ndr, const char *name, void *v)
 700 {
 701         ndr->print(ndr, "%-25s: %p", name, v);
 702 }
 703
 704 _PUBLIC_ void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p)
 705 {
 706         if (p) {
 707                 ndr->print(ndr, "%-25s: *", name);
 708         } else {
 709                 ndr->print(ndr, "%-25s: NULL", name);
 710         }
 711 }
 712
 713 _PUBLIC_ void ndr_print_NTTIME(struct ndr_print *ndr, const char *name, NTTIME t)
 714 {
 715         ndr->print(ndr, "%-25s: %s", name, nt_time_string(ndr, t));
 716 }
 717
 718 _PUBLIC_ void ndr_print_NTTIME_1sec(struct ndr_print *ndr, const char *name, NTTIME t)
 719 {
 720         /* this is a standard NTTIME here
 721          * as it's already converted in the pull/push code
 722          */
 723         ndr_print_NTTIME(ndr, name, t);
 724 }
 725
 726 _PUBLIC_ void ndr_print_NTTIME_hyper(struct ndr_print *ndr, const char *name, NTTIME t)
 727 {
 728         ndr_print_NTTIME(ndr, name, t);
 729 }
 730
 731 _PUBLIC_ void ndr_print_time_t(struct ndr_print *ndr, const char *name, time_t t)
 732 {
 733         if (t == (time_t)-1 || t == 0) {
 734                 ndr->print(ndr, "%-25s: (time_t)%d", name, (int)t);
 735         } else {
 736                 ndr->print(ndr, "%-25s: %s", name, timestring(ndr, t));
 737         }
 738 }
 739
 740 _PUBLIC_ void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type)
 741 {
 742         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 743                 ndr->print(ndr, "%-25s: union %s(case 0x%X)", name, type, level);
 744         } else {
 745                 ndr->print(ndr, "%-25s: union %s(case %d)", name, type, level);
 746         }
 747 }
 748
 749 _PUBLIC_ void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level)
 750 {
 751         ndr->print(ndr, "UNKNOWN LEVEL %u", level);
 752 }
 753
 754 _PUBLIC_ void ndr_print_array_uint8(struct ndr_print *ndr, const char *name,
 755                            const uint8_t *data, uint32_t count)
 756 {
 757         int i;
 758
 759         if (count <= 600 && (ndr->flags & LIBNDR_PRINT_ARRAY_HEX)) {
 760                 char s[1202];
 761                 for (i=0;i<count;i++) {
 762                         snprintf(&s[i*2], 3, "%02x", data[i]);
 763                 }
 764                 s[i*2] = 0;
 765                 ndr->print(ndr, "%-25s: %s", name, s);
 766                 return;
 767         }
 768
 769         ndr->print(ndr, "%s: ARRAY(%d)", name, count);
 770         ndr->depth++;
 771         for (i=0;i<count;i++) {
 772                 char *idx=NULL;
 773                 asprintf(&idx, "[%d]", i);
 774                 if (idx) {
 775                         ndr_print_uint8(ndr, idx, data[i]);
 776                         free(idx);
 777                 }
 778         }
 779         ndr->depth--;
 780 }
 781
 782 _PUBLIC_ void ndr_print_DATA_BLOB(struct ndr_print *ndr, const char *name, DATA_BLOB r)
 783 {
 784         ndr->print(ndr, "%-25s: DATA_BLOB length=%u", name, (unsigned)r.length);
 785         if (r.length) {
 786                 dump_data(10, r.data, r.length);
 787         }
 788 }
 789
 790
 791 /*
 792   push a DATA_BLOB onto the wire.
 793 */
 794 _PUBLIC_ NTSTATUS ndr_push_DATA_BLOB(struct ndr_push *ndr, int ndr_flags, DATA_BLOB blob)
 795 {
 796         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 797                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 798                         blob.length = NDR_ALIGN(ndr, 2);
 799                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 800                         blob.length = NDR_ALIGN(ndr, 4);
 801                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 802                         blob.length = NDR_ALIGN(ndr, 8);
 803                 }
 804                 NDR_PUSH_ALLOC_SIZE(ndr, blob.data, blob.length);
 805                 data_blob_clear(&blob);
 806         } else if (!(ndr->flags & LIBNDR_FLAG_REMAINING)) {
 807                 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, blob.length));
 808         }
 809         NDR_CHECK(ndr_push_bytes(ndr, blob.data, blob.length));
 810         return NT_STATUS_OK;
 811 }
 812
 813 /*
 814   pull a DATA_BLOB from the wire.
 815 */
 816 _PUBLIC_ NTSTATUS ndr_pull_DATA_BLOB(struct ndr_pull *ndr, int ndr_flags, DATA_BLOB *blob)
 817 {
 818         uint32_t length = 0;
 819
 820         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 821                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 822                         length = NDR_ALIGN(ndr, 2);
 823                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 824                         length = NDR_ALIGN(ndr, 4);
 825                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 826                         length = NDR_ALIGN(ndr, 8);
 827                 }
 828                 if (ndr->data_size - ndr->offset < length) {
 829                         length = ndr->data_size - ndr->offset;
 830                 }
 831         } else if (ndr->flags & LIBNDR_FLAG_REMAINING) {
 832                 length = ndr->data_size - ndr->offset;
 833         } else {
 834                 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &length));
 835         }
 836         NDR_PULL_NEED_BYTES(ndr, length);
 837         *blob = data_blob_talloc(ndr->current_mem_ctx, ndr->data+ndr->offset, length);
 838         ndr->offset += length;
 839         return NT_STATUS_OK;
 840 }
 841
 842 _PUBLIC_ uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags)
 843 {
 844         return ret + data->length;
 845 }