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 arch dependent uint32/uint64
 130 */
 131 _PUBLIC_ enum ndr_err_code ndr_pull_uint3264(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
 132 {
 133         uint64_t v64;
 134         enum ndr_err_code err;
 135         if (likely(!(ndr->flags & LIBNDR_FLAG_NDR64))) {
 136                 return ndr_pull_uint32(ndr, ndr_flags, v);
 137         }
 138         err = ndr_pull_hyper(ndr, ndr_flags, &v64);
 139         *v = (uint32_t)v64;
 140         if (unlikely(v64 != *v)) {
 141                 DEBUG(0,(__location__ ": non-zero upper 32 bits 0x%016llx\n",
 142                          (unsigned long long)v64));
 143                 return NDR_ERR_NDR64;
 144         }
 145         return err;
 146 }
 147
 148 /*
 149   parse a double
 150 */
 151 _PUBLIC_ enum ndr_err_code ndr_pull_double(struct ndr_pull *ndr, int ndr_flags, double *v)
 152 {
 153         NDR_PULL_ALIGN(ndr, 8);
 154         NDR_PULL_NEED_BYTES(ndr, 8);
 155         memcpy(v, ndr->data+ndr->offset, 8);
 156         ndr->offset += 8;
 157         return NDR_ERR_SUCCESS;
 158 }
 159
 160 /*
 161   parse a pointer referent identifier
 162 */
 163 _PUBLIC_ enum ndr_err_code ndr_pull_generic_ptr(struct ndr_pull *ndr, uint32_t *v)
 164 {
 165         NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, v));
 166         if (*v != 0) {
 167                 ndr->ptr_count++;
 168         }
 169         return NDR_ERR_SUCCESS;
 170 }
 171
 172 /*
 173   parse a ref pointer referent identifier
 174 */
 175 _PUBLIC_ enum ndr_err_code ndr_pull_ref_ptr(struct ndr_pull *ndr, uint32_t *v)
 176 {
 177         NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, v));
 178         /* ref pointers always point to data */
 179         *v = 1;
 180         return NDR_ERR_SUCCESS;
 181 }
 182
 183 /*
 184   parse a udlong
 185 */
 186 _PUBLIC_ enum ndr_err_code ndr_pull_udlong(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 187 {
 188         NDR_PULL_ALIGN(ndr, 4);
 189         NDR_PULL_NEED_BYTES(ndr, 8);
 190         *v = NDR_IVAL(ndr, ndr->offset);
 191         *v |= (uint64_t)(NDR_IVAL(ndr, ndr->offset+4)) << 32;
 192         ndr->offset += 8;
 193         return NDR_ERR_SUCCESS;
 194 }
 195
 196 /*
 197   parse a udlongr
 198 */
 199 _PUBLIC_ enum ndr_err_code ndr_pull_udlongr(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 200 {
 201         NDR_PULL_ALIGN(ndr, 4);
 202         NDR_PULL_NEED_BYTES(ndr, 8);
 203         *v = ((uint64_t)NDR_IVAL(ndr, ndr->offset)) << 32;
 204         *v |= NDR_IVAL(ndr, ndr->offset+4);
 205         ndr->offset += 8;
 206         return NDR_ERR_SUCCESS;
 207 }
 208
 209 /*
 210   parse a dlong
 211 */
 212 _PUBLIC_ enum ndr_err_code ndr_pull_dlong(struct ndr_pull *ndr, int ndr_flags, int64_t *v)
 213 {
 214         return ndr_pull_udlong(ndr, ndr_flags, (uint64_t *)v);
 215 }
 216
 217 /*
 218   parse a hyper
 219 */
 220 _PUBLIC_ enum ndr_err_code ndr_pull_hyper(struct ndr_pull *ndr, int ndr_flags, uint64_t *v)
 221 {
 222         NDR_PULL_ALIGN(ndr, 8);
 223         return ndr_pull_udlong(ndr, ndr_flags, v);
 224 }
 225
 226 /*
 227   parse a pointer
 228 */
 229 _PUBLIC_ enum ndr_err_code ndr_pull_pointer(struct ndr_pull *ndr, int ndr_flags, void* *v)
 230 {
 231         uintptr_t h;
 232         NDR_PULL_ALIGN(ndr, sizeof(h));
 233         NDR_PULL_NEED_BYTES(ndr, sizeof(h));
 234         memcpy(&h, ndr->data+ndr->offset, sizeof(h));
 235         ndr->offset += sizeof(h);
 236         *v = (void *)h;
 237         return NDR_ERR_SUCCESS;
 238 }
 239
 240 /*
 241   pull a NTSTATUS
 242 */
 243 _PUBLIC_ enum ndr_err_code ndr_pull_NTSTATUS(struct ndr_pull *ndr, int ndr_flags, NTSTATUS *status)
 244 {
 245         uint32_t v;
 246         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
 247         *status = NT_STATUS(v);
 248         return NDR_ERR_SUCCESS;
 249 }
 250
 251 /*
 252   push a NTSTATUS
 253 */
 254 _PUBLIC_ enum ndr_err_code ndr_push_NTSTATUS(struct ndr_push *ndr, int ndr_flags, NTSTATUS status)
 255 {
 256         return ndr_push_uint32(ndr, ndr_flags, NT_STATUS_V(status));
 257 }
 258
 259 _PUBLIC_ void ndr_print_NTSTATUS(struct ndr_print *ndr, const char *name, NTSTATUS r)
 260 {
 261         ndr->print(ndr, "%-25s: %s", name, nt_errstr(r));
 262 }
 263
 264 /*
 265   pull a WERROR
 266 */
 267 _PUBLIC_ enum ndr_err_code ndr_pull_WERROR(struct ndr_pull *ndr, int ndr_flags, WERROR *status)
 268 {
 269         uint32_t v;
 270         NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &v));
 271         *status = W_ERROR(v);
 272         return NDR_ERR_SUCCESS;
 273 }
 274
 275 /*
 276   push a WERROR
 277 */
 278 _PUBLIC_ enum ndr_err_code ndr_push_WERROR(struct ndr_push *ndr, int ndr_flags, WERROR status)
 279 {
 280         return ndr_push_uint32(ndr, NDR_SCALARS, W_ERROR_V(status));
 281 }
 282
 283 _PUBLIC_ void ndr_print_WERROR(struct ndr_print *ndr, const char *name, WERROR r)
 284 {
 285         ndr->print(ndr, "%-25s: %s", name, win_errstr(r));
 286 }
 287
 288 /*
 289   parse a set of bytes
 290 */
 291 _PUBLIC_ enum ndr_err_code ndr_pull_bytes(struct ndr_pull *ndr, uint8_t *data, uint32_t n)
 292 {
 293         NDR_PULL_NEED_BYTES(ndr, n);
 294         memcpy(data, ndr->data + ndr->offset, n);
 295         ndr->offset += n;
 296         return NDR_ERR_SUCCESS;
 297 }
 298
 299 /*
 300   pull an array of uint8
 301 */
 302 _PUBLIC_ enum ndr_err_code ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *data, uint32_t n)
 303 {
 304         if (!(ndr_flags & NDR_SCALARS)) {
 305                 return NDR_ERR_SUCCESS;
 306         }
 307         return ndr_pull_bytes(ndr, data, n);
 308 }
 309
 310 /*
 311   push a int8_t
 312 */
 313 _PUBLIC_ enum ndr_err_code ndr_push_int8(struct ndr_push *ndr, int ndr_flags, int8_t v)
 314 {
 315         NDR_PUSH_NEED_BYTES(ndr, 1);
 316         SCVAL(ndr->data, ndr->offset, (uint8_t)v);
 317         ndr->offset += 1;
 318         return NDR_ERR_SUCCESS;
 319 }
 320
 321 /*
 322   push a uint8_t
 323 */
 324 _PUBLIC_ enum ndr_err_code ndr_push_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v)
 325 {
 326         NDR_PUSH_NEED_BYTES(ndr, 1);
 327         SCVAL(ndr->data, ndr->offset, v);
 328         ndr->offset += 1;
 329         return NDR_ERR_SUCCESS;
 330 }
 331
 332 /*
 333   push a int16_t
 334 */
 335 _PUBLIC_ enum ndr_err_code ndr_push_int16(struct ndr_push *ndr, int ndr_flags, int16_t v)
 336 {
 337         NDR_PUSH_ALIGN(ndr, 2);
 338         NDR_PUSH_NEED_BYTES(ndr, 2);
 339         NDR_SSVAL(ndr, ndr->offset, (uint16_t)v);
 340         ndr->offset += 2;
 341         return NDR_ERR_SUCCESS;
 342 }
 343
 344 /*
 345   push a uint16_t
 346 */
 347 _PUBLIC_ enum ndr_err_code ndr_push_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v)
 348 {
 349         NDR_PUSH_ALIGN(ndr, 2);
 350         NDR_PUSH_NEED_BYTES(ndr, 2);
 351         NDR_SSVAL(ndr, ndr->offset, v);
 352         ndr->offset += 2;
 353         return NDR_ERR_SUCCESS;
 354 }
 355
 356 /*
 357   push a int32_t
 358 */
 359 _PUBLIC_ enum ndr_err_code ndr_push_int32(struct ndr_push *ndr, int ndr_flags, int32_t v)
 360 {
 361         NDR_PUSH_ALIGN(ndr, 4);
 362         NDR_PUSH_NEED_BYTES(ndr, 4);
 363         NDR_SIVALS(ndr, ndr->offset, v);
 364         ndr->offset += 4;
 365         return NDR_ERR_SUCCESS;
 366 }
 367
 368 /*
 369   push a uint32_t
 370 */
 371 _PUBLIC_ enum ndr_err_code ndr_push_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v)
 372 {
 373         NDR_PUSH_ALIGN(ndr, 4);
 374         NDR_PUSH_NEED_BYTES(ndr, 4);
 375         NDR_SIVAL(ndr, ndr->offset, v);
 376         ndr->offset += 4;
 377         return NDR_ERR_SUCCESS;
 378 }
 379
 380 /*
 381   push a uint3264
 382 */
 383 _PUBLIC_ enum ndr_err_code ndr_push_uint3264(struct ndr_push *ndr, int ndr_flags, uint32_t v)
 384 {
 385         if (unlikely(ndr->flags & LIBNDR_FLAG_NDR64)) {
 386                 return ndr_push_hyper(ndr, ndr_flags, v);
 387         }
 388         NDR_PUSH_ALIGN(ndr, 4);
 389         NDR_PUSH_NEED_BYTES(ndr, 4);
 390         NDR_SIVAL(ndr, ndr->offset, v);
 391         ndr->offset += 4;
 392         return NDR_ERR_SUCCESS;
 393 }
 394
 395 /*
 396   push a udlong
 397 */
 398 _PUBLIC_ enum ndr_err_code ndr_push_udlong(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 399 {
 400         NDR_PUSH_ALIGN(ndr, 4);
 401         NDR_PUSH_NEED_BYTES(ndr, 8);
 402         NDR_SIVAL(ndr, ndr->offset, (v & 0xFFFFFFFF));
 403         NDR_SIVAL(ndr, ndr->offset+4, (v>>32));
 404         ndr->offset += 8;
 405         return NDR_ERR_SUCCESS;
 406 }
 407
 408 /*
 409   push a udlongr
 410 */
 411 _PUBLIC_ enum ndr_err_code ndr_push_udlongr(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 412 {
 413         NDR_PUSH_ALIGN(ndr, 4);
 414         NDR_PUSH_NEED_BYTES(ndr, 8);
 415         NDR_SIVAL(ndr, ndr->offset, (v>>32));
 416         NDR_SIVAL(ndr, ndr->offset+4, (v & 0xFFFFFFFF));
 417         ndr->offset += 8;
 418         return NDR_ERR_SUCCESS;
 419 }
 420
 421 /*
 422   push a dlong
 423 */
 424 _PUBLIC_ enum ndr_err_code ndr_push_dlong(struct ndr_push *ndr, int ndr_flags, int64_t v)
 425 {
 426         return ndr_push_udlong(ndr, NDR_SCALARS, (uint64_t)v);
 427 }
 428
 429 /*
 430   push a hyper
 431 */
 432 _PUBLIC_ enum ndr_err_code ndr_push_hyper(struct ndr_push *ndr, int ndr_flags, uint64_t v)
 433 {
 434         NDR_PUSH_ALIGN(ndr, 8);
 435         return ndr_push_udlong(ndr, NDR_SCALARS, v);
 436 }
 437
 438 /*
 439   push a double
 440 */
 441 _PUBLIC_ enum ndr_err_code ndr_push_double(struct ndr_push *ndr, int ndr_flags, double v)
 442 {
 443         NDR_PUSH_ALIGN(ndr, 8);
 444         NDR_PUSH_NEED_BYTES(ndr, 8);
 445         memcpy(ndr->data+ndr->offset, &v, 8);
 446         ndr->offset += 8;
 447         return NDR_ERR_SUCCESS;
 448 }
 449
 450 /*
 451   push a pointer
 452 */
 453 _PUBLIC_ enum ndr_err_code ndr_push_pointer(struct ndr_push *ndr, int ndr_flags, void* v)
 454 {
 455         uintptr_t h = (intptr_t)v;
 456         NDR_PUSH_ALIGN(ndr, sizeof(h));
 457         NDR_PUSH_NEED_BYTES(ndr, sizeof(h));
 458         memcpy(ndr->data+ndr->offset, &h, sizeof(h));
 459         ndr->offset += sizeof(h);
 460         return NDR_ERR_SUCCESS;
 461 }
 462
 463 _PUBLIC_ enum ndr_err_code ndr_push_align(struct ndr_push *ndr, size_t size)
 464 {
 465         /* this is a nasty hack to make pidl work with NDR64 */
 466         if (size == 5) {
 467                 if (ndr->flags & LIBNDR_FLAG_NDR64) {
 468                         size = 8;
 469                 } else {
 470                         size = 4;
 471                 }
 472         }
 473         NDR_PUSH_ALIGN(ndr, size);
 474         return NDR_ERR_SUCCESS;
 475 }
 476
 477 _PUBLIC_ enum ndr_err_code ndr_pull_align(struct ndr_pull *ndr, size_t size)
 478 {
 479         /* this is a nasty hack to make pidl work with NDR64 */
 480         if (size == 5) {
 481                 if (ndr->flags & LIBNDR_FLAG_NDR64) {
 482                         size = 8;
 483                 } else {
 484                         size = 4;
 485                 }
 486         }
 487         NDR_PULL_ALIGN(ndr, size);
 488         return NDR_ERR_SUCCESS;
 489 }
 490
 491 /*
 492   push some bytes
 493 */
 494 _PUBLIC_ enum ndr_err_code ndr_push_bytes(struct ndr_push *ndr, const uint8_t *data, uint32_t n)
 495 {
 496         NDR_PUSH_NEED_BYTES(ndr, n);
 497         memcpy(ndr->data + ndr->offset, data, n);
 498         ndr->offset += n;
 499         return NDR_ERR_SUCCESS;
 500 }
 501
 502 /*
 503   push some zero bytes
 504 */
 505 _PUBLIC_ enum ndr_err_code ndr_push_zero(struct ndr_push *ndr, uint32_t n)
 506 {
 507         NDR_PUSH_NEED_BYTES(ndr, n);
 508         memset(ndr->data + ndr->offset, 0, n);
 509         ndr->offset += n;
 510         return NDR_ERR_SUCCESS;
 511 }
 512
 513 /*
 514   push an array of uint8
 515 */
 516 _PUBLIC_ enum ndr_err_code ndr_push_array_uint8(struct ndr_push *ndr, int ndr_flags, const uint8_t *data, uint32_t n)
 517 {
 518         if (!(ndr_flags & NDR_SCALARS)) {
 519                 return NDR_ERR_SUCCESS;
 520         }
 521         return ndr_push_bytes(ndr, data, n);
 522 }
 523
 524 /*
 525   push a unique non-zero value if a pointer is non-NULL, otherwise 0
 526 */
 527 _PUBLIC_ enum ndr_err_code ndr_push_unique_ptr(struct ndr_push *ndr, const void *p)
 528 {
 529         uint32_t ptr = 0;
 530         if (p) {
 531                 ptr = ndr->ptr_count * 4;
 532                 ptr |= 0x00020000;
 533                 ndr->ptr_count++;
 534         }
 535         return ndr_push_uint3264(ndr, NDR_SCALARS, ptr);
 536 }
 537
 538 /*
 539   push a 'simple' full non-zero value if a pointer is non-NULL, otherwise 0
 540 */
 541 _PUBLIC_ enum ndr_err_code ndr_push_full_ptr(struct ndr_push *ndr, const void *p)
 542 {
 543         uint32_t ptr = 0;
 544         if (p) {
 545                 /* Check if the pointer already exists and has an id */
 546                 ptr = ndr_token_peek(&ndr->full_ptr_list, p);
 547                 if (ptr == 0) {
 548                         ndr->ptr_count++;
 549                         ptr = ndr->ptr_count;
 550                         ndr_token_store(ndr, &ndr->full_ptr_list, p, ptr);
 551                 }
 552         }
 553         return ndr_push_uint3264(ndr, NDR_SCALARS, ptr);
 554 }
 555
 556 /*
 557   push always a 0, if a pointer is NULL it's a fatal error
 558 */
 559 _PUBLIC_ enum ndr_err_code ndr_push_ref_ptr(struct ndr_push *ndr)
 560 {
 561         return ndr_push_uint3264(ndr, NDR_SCALARS, 0xAEF1AEF1);
 562 }
 563
 564
 565 /*
 566   push a NTTIME
 567 */
 568 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 569 {
 570         NDR_CHECK(ndr_push_udlong(ndr, ndr_flags, t));
 571         return NDR_ERR_SUCCESS;
 572 }
 573
 574 /*
 575   pull a NTTIME
 576 */
 577 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 578 {
 579         NDR_CHECK(ndr_pull_udlong(ndr, ndr_flags, t));
 580         return NDR_ERR_SUCCESS;
 581 }
 582
 583 /*
 584   push a NTTIME_1sec
 585 */
 586 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_1sec(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 587 {
 588         t /= 10000000;
 589         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 590         return NDR_ERR_SUCCESS;
 591 }
 592
 593 /*
 594   pull a NTTIME_1sec
 595 */
 596 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_1sec(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 597 {
 598         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 599         (*t) *= 10000000;
 600         return NDR_ERR_SUCCESS;
 601 }
 602
 603 /*
 604   pull a NTTIME_hyper
 605 */
 606 _PUBLIC_ enum ndr_err_code ndr_pull_NTTIME_hyper(struct ndr_pull *ndr, int ndr_flags, NTTIME *t)
 607 {
 608         NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, t));
 609         return NDR_ERR_SUCCESS;
 610 }
 611
 612 /*
 613   push a NTTIME_hyper
 614 */
 615 _PUBLIC_ enum ndr_err_code ndr_push_NTTIME_hyper(struct ndr_push *ndr, int ndr_flags, NTTIME t)
 616 {
 617         NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, t));
 618         return NDR_ERR_SUCCESS;
 619 }
 620
 621 /*
 622   push a time_t
 623 */
 624 _PUBLIC_ enum ndr_err_code ndr_push_time_t(struct ndr_push *ndr, int ndr_flags, time_t t)
 625 {
 626         return ndr_push_uint32(ndr, ndr_flags, t);
 627 }
 628
 629 /*
 630   pull a time_t
 631 */
 632 _PUBLIC_ enum ndr_err_code ndr_pull_time_t(struct ndr_pull *ndr, int ndr_flags, time_t *t)
 633 {
 634         uint32_t tt;
 635         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &tt));
 636         *t = tt;
 637         return NDR_ERR_SUCCESS;
 638 }
 639
 640
 641 /*
 642   pull a ipv4address
 643 */
 644 _PUBLIC_ enum ndr_err_code ndr_pull_ipv4address(struct ndr_pull *ndr, int ndr_flags, const char **address)
 645 {
 646         uint32_t addr;
 647         struct in_addr in;
 648         NDR_CHECK(ndr_pull_uint32(ndr, ndr_flags, &addr));
 649         in.s_addr = htonl(addr);
 650         *address = talloc_strdup(ndr->current_mem_ctx, inet_ntoa(in));
 651         NDR_ERR_HAVE_NO_MEMORY(*address);
 652         return NDR_ERR_SUCCESS;
 653 }
 654
 655 /*
 656   push a ipv4address
 657 */
 658 _PUBLIC_ enum ndr_err_code ndr_push_ipv4address(struct ndr_push *ndr, int ndr_flags, const char *address)
 659 {
 660         uint32_t addr;
 661         if (!is_ipaddress(address)) {
 662                 return ndr_push_error(ndr, NDR_ERR_IPV4ADDRESS,
 663                                       "Invalid IPv4 address: '%s'",
 664                                       address);
 665         }
 666         addr = inet_addr(address);
 667         NDR_CHECK(ndr_push_uint32(ndr, ndr_flags, htonl(addr)));
 668         return NDR_ERR_SUCCESS;
 669 }
 670
 671 /*
 672   print a ipv4address
 673 */
 674 _PUBLIC_ void ndr_print_ipv4address(struct ndr_print *ndr, const char *name,
 675                            const char *address)
 676 {
 677         ndr->print(ndr, "%-25s: %s", name, address);
 678 }
 679
 680
 681 _PUBLIC_ void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type)
 682 {
 683         ndr->print(ndr, "%s: struct %s", name, type);
 684 }
 685
 686 _PUBLIC_ void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type,
 687                     const char *val, uint32_t value)
 688 {
 689         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 690                 ndr->print(ndr, "%-25s: %s (0x%X)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 691         } else {
 692                 ndr->print(ndr, "%-25s: %s (%d)", name, val?val:"UNKNOWN_ENUM_VALUE", value);
 693         }
 694 }
 695
 696 _PUBLIC_ void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value)
 697 {
 698         /* this is an attempt to support multi-bit bitmap masks */
 699         value &= flag;
 700
 701         while (!(flag & 1)) {
 702                 flag >>= 1;
 703                 value >>= 1;
 704         }
 705         if (flag == 1) {
 706                 ndr->print(ndr, "   %d: %-25s", value, flag_name);
 707         } else {
 708                 ndr->print(ndr, "0x%02x: %-25s (%d)", value, flag_name, value);
 709         }
 710 }
 711
 712 _PUBLIC_ void ndr_print_int8(struct ndr_print *ndr, const char *name, int8_t v)
 713 {
 714         ndr->print(ndr, "%-25s: %d", name, v);
 715 }
 716
 717 _PUBLIC_ void ndr_print_uint8(struct ndr_print *ndr, const char *name, uint8_t v)
 718 {
 719         ndr->print(ndr, "%-25s: 0x%02x (%u)", name, v, v);
 720 }
 721
 722 _PUBLIC_ void ndr_print_int16(struct ndr_print *ndr, const char *name, int16_t v)
 723 {
 724         ndr->print(ndr, "%-25s: %d", name, v);
 725 }
 726
 727 _PUBLIC_ void ndr_print_uint16(struct ndr_print *ndr, const char *name, uint16_t v)
 728 {
 729         ndr->print(ndr, "%-25s: 0x%04x (%u)", name, v, v);
 730 }
 731
 732 _PUBLIC_ void ndr_print_int32(struct ndr_print *ndr, const char *name, int32_t v)
 733 {
 734         ndr->print(ndr, "%-25s: %d", name, v);
 735 }
 736
 737 _PUBLIC_ void ndr_print_uint32(struct ndr_print *ndr, const char *name, uint32_t v)
 738 {
 739         ndr->print(ndr, "%-25s: 0x%08x (%u)", name, v, v);
 740 }
 741
 742 _PUBLIC_ void ndr_print_udlong(struct ndr_print *ndr, const char *name, uint64_t v)
 743 {
 744         ndr->print(ndr, "%-25s: 0x%016llx (%llu)", name, (unsigned long long)v, (unsigned long long)v);
 745 }
 746
 747 _PUBLIC_ void ndr_print_udlongr(struct ndr_print *ndr, const char *name, uint64_t v)
 748 {
 749         ndr_print_udlong(ndr, name, v);
 750 }
 751
 752 _PUBLIC_ void ndr_print_dlong(struct ndr_print *ndr, const char *name, int64_t v)
 753 {
 754         ndr->print(ndr, "%-25s: 0x%016llx (%lld)", name, (unsigned long long)v, (long long)v);
 755 }
 756
 757 _PUBLIC_ void ndr_print_double(struct ndr_print *ndr, const char *name, double v)
 758 {
 759         ndr->print(ndr, "%-25s: %f", name, v);
 760 }
 761
 762 _PUBLIC_ void ndr_print_hyper(struct ndr_print *ndr, const char *name, uint64_t v)
 763 {
 764         ndr_print_dlong(ndr, name, v);
 765 }
 766
 767 _PUBLIC_ void ndr_print_pointer(struct ndr_print *ndr, const char *name, void *v)
 768 {
 769         ndr->print(ndr, "%-25s: %p", name, v);
 770 }
 771
 772 _PUBLIC_ void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p)
 773 {
 774         if (p) {
 775                 ndr->print(ndr, "%-25s: *", name);
 776         } else {
 777                 ndr->print(ndr, "%-25s: NULL", name);
 778         }
 779 }
 780
 781 _PUBLIC_ void ndr_print_NTTIME(struct ndr_print *ndr, const char *name, NTTIME t)
 782 {
 783         ndr->print(ndr, "%-25s: %s", name, nt_time_string(ndr, t));
 784 }
 785
 786 _PUBLIC_ void ndr_print_NTTIME_1sec(struct ndr_print *ndr, const char *name, NTTIME t)
 787 {
 788         /* this is a standard NTTIME here
 789          * as it's already converted in the pull/push code
 790          */
 791         ndr_print_NTTIME(ndr, name, t);
 792 }
 793
 794 _PUBLIC_ void ndr_print_NTTIME_hyper(struct ndr_print *ndr, const char *name, NTTIME t)
 795 {
 796         ndr_print_NTTIME(ndr, name, t);
 797 }
 798
 799 _PUBLIC_ void ndr_print_time_t(struct ndr_print *ndr, const char *name, time_t t)
 800 {
 801         if (t == (time_t)-1 || t == 0) {
 802                 ndr->print(ndr, "%-25s: (time_t)%d", name, (int)t);
 803         } else {
 804                 ndr->print(ndr, "%-25s: %s", name, timestring(ndr, t));
 805         }
 806 }
 807
 808 _PUBLIC_ void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type)
 809 {
 810         if (ndr->flags & LIBNDR_PRINT_ARRAY_HEX) {
 811                 ndr->print(ndr, "%-25s: union %s(case 0x%X)", name, type, level);
 812         } else {
 813                 ndr->print(ndr, "%-25s: union %s(case %d)", name, type, level);
 814         }
 815 }
 816
 817 _PUBLIC_ void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level)
 818 {
 819         ndr->print(ndr, "UNKNOWN LEVEL %u", level);
 820 }
 821
 822 _PUBLIC_ void ndr_print_array_uint8(struct ndr_print *ndr, const char *name,
 823                            const uint8_t *data, uint32_t count)
 824 {
 825         int i;
 826
 827         if (count <= 600 && (ndr->flags & LIBNDR_PRINT_ARRAY_HEX)) {
 828                 char s[1202];
 829                 for (i=0;i<count;i++) {
 830                         snprintf(&s[i*2], 3, "%02x", data[i]);
 831                 }
 832                 s[i*2] = 0;
 833                 ndr->print(ndr, "%-25s: %s", name, s);
 834                 return;
 835         }
 836
 837         ndr->print(ndr, "%s: ARRAY(%d)", name, count);
 838         ndr->depth++;
 839         for (i=0;i<count;i++) {
 840                 char *idx=NULL;
 841                 if (asprintf(&idx, "[%d]", i) != -1) {
 842                         ndr_print_uint8(ndr, idx, data[i]);
 843                         free(idx);
 844                 }
 845         }
 846         ndr->depth--;
 847 }
 848
 849 _PUBLIC_ void ndr_print_DATA_BLOB(struct ndr_print *ndr, const char *name, DATA_BLOB r)
 850 {
 851         ndr->print(ndr, "%-25s: DATA_BLOB length=%u", name, (unsigned)r.length);
 852         if (r.length) {
 853                 dump_data(10, r.data, r.length);
 854         }
 855 }
 856
 857
 858 /*
 859   push a DATA_BLOB onto the wire.
 860 */
 861 _PUBLIC_ enum ndr_err_code ndr_push_DATA_BLOB(struct ndr_push *ndr, int ndr_flags, DATA_BLOB blob)
 862 {
 863         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 864                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 865                         blob.length = NDR_ALIGN(ndr, 2);
 866                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 867                         blob.length = NDR_ALIGN(ndr, 4);
 868                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 869                         blob.length = NDR_ALIGN(ndr, 8);
 870                 }
 871                 NDR_PUSH_ALLOC_SIZE(ndr, blob.data, blob.length);
 872                 data_blob_clear(&blob);
 873         } else if (!(ndr->flags & LIBNDR_FLAG_REMAINING)) {
 874                 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, blob.length));
 875         }
 876         NDR_CHECK(ndr_push_bytes(ndr, blob.data, blob.length));
 877         return NDR_ERR_SUCCESS;
 878 }
 879
 880 /*
 881   pull a DATA_BLOB from the wire.
 882 */
 883 _PUBLIC_ enum ndr_err_code ndr_pull_DATA_BLOB(struct ndr_pull *ndr, int ndr_flags, DATA_BLOB *blob)
 884 {
 885         uint32_t length = 0;
 886
 887         if (ndr->flags & LIBNDR_ALIGN_FLAGS) {
 888                 if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
 889                         length = NDR_ALIGN(ndr, 2);
 890                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
 891                         length = NDR_ALIGN(ndr, 4);
 892                 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
 893                         length = NDR_ALIGN(ndr, 8);
 894                 }
 895                 if (ndr->data_size - ndr->offset < length) {
 896                         length = ndr->data_size - ndr->offset;
 897                 }
 898         } else if (ndr->flags & LIBNDR_FLAG_REMAINING) {
 899                 length = ndr->data_size - ndr->offset;
 900         } else {
 901                 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &length));
 902         }
 903         NDR_PULL_NEED_BYTES(ndr, length);
 904         *blob = data_blob_talloc(ndr->current_mem_ctx, ndr->data+ndr->offset, length);
 905         ndr->offset += length;
 906         return NDR_ERR_SUCCESS;
 907 }
 908
 909 _PUBLIC_ uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags)
 910 {
 911         if (!data) return ret;
 912         return ret + data->length;
 913 }