source3/rpc_client/cli_spoolss.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    RPC pipe client
   4
   5    Copyright (C) Gerald Carter                2001-2005,
   6    Copyright (C) Tim Potter                   2000-2002,
   7    Copyright (C) Andrew Tridgell              1994-2000,
   8    Copyright (C) Jean-Francois Micouleau      1999-2000.
   9    Copyright (C) Jeremy Allison                         2005.
  10
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3 of the License, or
  14    (at your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 */
  24
  25 #include "includes.h"
  26 #include "rpc_client.h"
  27
  28 /**********************************************************************
  29  convencience wrapper around rpccli_spoolss_OpenPrinterEx
  30 **********************************************************************/
  31
  32 WERROR rpccli_spoolss_openprinter_ex(struct rpc_pipe_client *cli,
  33                                      TALLOC_CTX *mem_ctx,
  34                                      const char *printername,
  35                                      uint32_t access_desired,
  36                                      struct policy_handle *handle)
  37 {
  38         NTSTATUS status;
  39         WERROR werror;
  40         struct spoolss_DevmodeContainer devmode_ctr;
  41         union spoolss_UserLevel userlevel;
  42         struct spoolss_UserLevel1 level1;
  43
  44         ZERO_STRUCT(devmode_ctr);
  45
  46         level1.size     = 28;
  47         level1.client   = talloc_asprintf(mem_ctx, "\\\\%s", global_myname());
  48         W_ERROR_HAVE_NO_MEMORY(level1.client);
  49         level1.user     = cli->auth->user_name;
  50         level1.build    = 1381;
  51         level1.major    = 2;
  52         level1.minor    = 0;
  53         level1.processor = 0;
  54
  55         userlevel.level1 = &level1;
  56
  57         status = rpccli_spoolss_OpenPrinterEx(cli, mem_ctx,
  58                                               printername,
  59                                               NULL,
  60                                               devmode_ctr,
  61                                               access_desired,
  62                                               1, /* level */
  63                                               userlevel,
  64                                               handle,
  65                                               &werror);
  66
  67         if (!W_ERROR_IS_OK(werror)) {
  68                 return werror;
  69         }
  70
  71         if (!NT_STATUS_IS_OK(status)) {
  72                 return ntstatus_to_werror(status);
  73         }
  74
  75         return WERR_OK;
  76 }
  77
  78 /**********************************************************************
  79  convencience wrapper around rpccli_spoolss_GetPrinterDriver
  80 **********************************************************************/
  81
  82 WERROR rpccli_spoolss_getprinterdriver(struct rpc_pipe_client *cli,
  83                                        TALLOC_CTX *mem_ctx,
  84                                        struct policy_handle *handle,
  85                                        const char *architecture,
  86                                        uint32_t level,
  87                                        uint32_t offered,
  88                                        union spoolss_DriverInfo *info)
  89 {
  90         NTSTATUS status;
  91         WERROR werror;
  92         uint32_t needed;
  93         DATA_BLOB buffer;
  94
  95         if (offered > 0) {
  96                 buffer = data_blob_talloc_zero(mem_ctx, offered);
  97                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
  98         }
  99
 100         status = rpccli_spoolss_GetPrinterDriver(cli, mem_ctx,
 101                                                  handle,
 102                                                  architecture,
 103                                                  level,
 104                                                  (offered > 0) ? &buffer : NULL,
 105                                                  offered,
 106                                                  info,
 107                                                  &needed,
 108                                                  &werror);
 109         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 110                 offered = needed;
 111                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 112                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 113
 114                 status = rpccli_spoolss_GetPrinterDriver(cli, mem_ctx,
 115                                                          handle,
 116                                                          architecture,
 117                                                          level,
 118                                                          &buffer,
 119                                                          offered,
 120                                                          info,
 121                                                          &needed,
 122                                                          &werror);
 123         }
 124
 125         return werror;
 126 }
 127
 128 /**********************************************************************
 129  convencience wrapper around rpccli_spoolss_GetPrinterDriver2
 130 **********************************************************************/
 131
 132 WERROR rpccli_spoolss_getprinterdriver2(struct rpc_pipe_client *cli,
 133                                         TALLOC_CTX *mem_ctx,
 134                                         struct policy_handle *handle,
 135                                         const char *architecture,
 136                                         uint32_t level,
 137                                         uint32_t offered,
 138                                         uint32_t client_major_version,
 139                                         uint32_t client_minor_version,
 140                                         union spoolss_DriverInfo *info,
 141                                         uint32_t *server_major_version,
 142                                         uint32_t *server_minor_version)
 143 {
 144         NTSTATUS status;
 145         WERROR werror;
 146         uint32_t needed;
 147         DATA_BLOB buffer;
 148
 149         if (offered > 0) {
 150                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 151                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 152         }
 153
 154         status = rpccli_spoolss_GetPrinterDriver2(cli, mem_ctx,
 155                                                   handle,
 156                                                   architecture,
 157                                                   level,
 158                                                   (offered > 0) ? &buffer : NULL,
 159                                                   offered,
 160                                                   client_major_version,
 161                                                   client_minor_version,
 162                                                   info,
 163                                                   &needed,
 164                                                   server_major_version,
 165                                                   server_minor_version,
 166                                                   &werror);
 167         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 168                 offered = needed;
 169                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 170                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 171
 172                 status = rpccli_spoolss_GetPrinterDriver2(cli, mem_ctx,
 173                                                           handle,
 174                                                           architecture,
 175                                                           level,
 176                                                           &buffer,
 177                                                           offered,
 178                                                           client_major_version,
 179                                                           client_minor_version,
 180                                                           info,
 181                                                           &needed,
 182                                                           server_major_version,
 183                                                           server_minor_version,
 184                                                           &werror);
 185         }
 186
 187         return werror;
 188 }
 189
 190 /**********************************************************************
 191  convencience wrapper around rpccli_spoolss_AddPrinterEx
 192 **********************************************************************/
 193
 194 WERROR rpccli_spoolss_addprinterex(struct rpc_pipe_client *cli,
 195                                    TALLOC_CTX *mem_ctx,
 196                                    struct spoolss_SetPrinterInfoCtr *info_ctr)
 197 {
 198         WERROR result;
 199         NTSTATUS status;
 200         struct spoolss_DevmodeContainer devmode_ctr;
 201         struct sec_desc_buf secdesc_ctr;
 202         struct spoolss_UserLevelCtr userlevel_ctr;
 203         struct spoolss_UserLevel1 level1;
 204         struct policy_handle handle;
 205
 206         ZERO_STRUCT(devmode_ctr);
 207         ZERO_STRUCT(secdesc_ctr);
 208
 209         level1.size             = 28;
 210         level1.build            = 1381;
 211         level1.major            = 2;
 212         level1.minor            = 0;
 213         level1.processor        = 0;
 214         level1.client           = talloc_asprintf(mem_ctx, "\\\\%s", global_myname());
 215         W_ERROR_HAVE_NO_MEMORY(level1.client);
 216         level1.user             = cli->auth->user_name;
 217
 218         userlevel_ctr.level = 1;
 219         userlevel_ctr.user_info.level1 = &level1;
 220
 221         status = rpccli_spoolss_AddPrinterEx(cli, mem_ctx,
 222                                              cli->srv_name_slash,
 223                                              info_ctr,
 224                                              &devmode_ctr,
 225                                              &secdesc_ctr,
 226                                              &userlevel_ctr,
 227                                              &handle,
 228                                              &result);
 229         return result;
 230 }
 231
 232 /**********************************************************************
 233  convencience wrapper around rpccli_spoolss_GetPrinter
 234 **********************************************************************/
 235
 236 WERROR rpccli_spoolss_getprinter(struct rpc_pipe_client *cli,
 237                                  TALLOC_CTX *mem_ctx,
 238                                  struct policy_handle *handle,
 239                                  uint32_t level,
 240                                  uint32_t offered,
 241                                  union spoolss_PrinterInfo *info)
 242 {
 243         NTSTATUS status;
 244         WERROR werror;
 245         DATA_BLOB buffer;
 246         uint32_t needed;
 247
 248         if (offered > 0) {
 249                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 250                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 251         }
 252
 253         status = rpccli_spoolss_GetPrinter(cli, mem_ctx,
 254                                            handle,
 255                                            level,
 256                                            (offered > 0) ? &buffer : NULL,
 257                                            offered,
 258                                            info,
 259                                            &needed,
 260                                            &werror);
 261
 262         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 263
 264                 offered = needed;
 265                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 266                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 267
 268                 status = rpccli_spoolss_GetPrinter(cli, mem_ctx,
 269                                                    handle,
 270                                                    level,
 271                                                    &buffer,
 272                                                    offered,
 273                                                    info,
 274                                                    &needed,
 275                                                    &werror);
 276         }
 277
 278         return werror;
 279 }
 280
 281 /**********************************************************************
 282  convencience wrapper around rpccli_spoolss_GetJob
 283 **********************************************************************/
 284
 285 WERROR rpccli_spoolss_getjob(struct rpc_pipe_client *cli,
 286                              TALLOC_CTX *mem_ctx,
 287                              struct policy_handle *handle,
 288                              uint32_t job_id,
 289                              uint32_t level,
 290                              uint32_t offered,
 291                              union spoolss_JobInfo *info)
 292 {
 293         NTSTATUS status;
 294         WERROR werror;
 295         uint32_t needed;
 296         DATA_BLOB buffer;
 297
 298         if (offered > 0) {
 299                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 300                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 301         }
 302
 303         status = rpccli_spoolss_GetJob(cli, mem_ctx,
 304                                        handle,
 305                                        job_id,
 306                                        level,
 307                                        (offered > 0) ? &buffer : NULL,
 308                                        offered,
 309                                        info,
 310                                        &needed,
 311                                        &werror);
 312
 313         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 314                 offered = needed;
 315                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 316                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 317
 318                 status = rpccli_spoolss_GetJob(cli, mem_ctx,
 319                                                handle,
 320                                                job_id,
 321                                                level,
 322                                                &buffer,
 323                                                offered,
 324                                                info,
 325                                                &needed,
 326                                                &werror);
 327         }
 328
 329         return werror;
 330 }
 331
 332 /**********************************************************************
 333  convencience wrapper around rpccli_spoolss_EnumForms
 334 **********************************************************************/
 335
 336 WERROR rpccli_spoolss_enumforms(struct rpc_pipe_client *cli,
 337                                 TALLOC_CTX *mem_ctx,
 338                                 struct policy_handle *handle,
 339                                 uint32_t level,
 340                                 uint32_t offered,
 341                                 uint32_t *count,
 342                                 union spoolss_FormInfo **info)
 343 {
 344         NTSTATUS status;
 345         WERROR werror;
 346         uint32_t needed;
 347         DATA_BLOB buffer;
 348
 349         if (offered > 0) {
 350                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 351                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 352         }
 353
 354         status = rpccli_spoolss_EnumForms(cli, mem_ctx,
 355                                           handle,
 356                                           level,
 357                                           (offered > 0) ? &buffer : NULL,
 358                                           offered,
 359                                           count,
 360                                           info,
 361                                           &needed,
 362                                           &werror);
 363
 364         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 365                 offered = needed;
 366                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 367                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 368
 369                 status = rpccli_spoolss_EnumForms(cli, mem_ctx,
 370                                                   handle,
 371                                                   level,
 372                                                   (offered > 0) ? &buffer : NULL,
 373                                                   offered,
 374                                                   count,
 375                                                   info,
 376                                                   &needed,
 377                                                   &werror);
 378         }
 379
 380         return werror;
 381 }
 382
 383 /**********************************************************************
 384  convencience wrapper around rpccli_spoolss_EnumPrintProcessors
 385 **********************************************************************/
 386
 387 WERROR rpccli_spoolss_enumprintprocessors(struct rpc_pipe_client *cli,
 388                                           TALLOC_CTX *mem_ctx,
 389                                           const char *servername,
 390                                           const char *environment,
 391                                           uint32_t level,
 392                                           uint32_t offered,
 393                                           uint32_t *count,
 394                                           union spoolss_PrintProcessorInfo **info)
 395 {
 396         NTSTATUS status;
 397         WERROR werror;
 398         uint32_t needed;
 399         DATA_BLOB buffer;
 400
 401         if (offered > 0) {
 402                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 403                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 404         }
 405
 406         status = rpccli_spoolss_EnumPrintProcessors(cli, mem_ctx,
 407                                                     servername,
 408                                                     environment,
 409                                                     level,
 410                                                     (offered > 0) ? &buffer : NULL,
 411                                                     offered,
 412                                                     count,
 413                                                     info,
 414                                                     &needed,
 415                                                     &werror);
 416
 417         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 418                 offered = needed;
 419                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 420                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 421
 422                 status = rpccli_spoolss_EnumPrintProcessors(cli, mem_ctx,
 423                                                             servername,
 424                                                             environment,
 425                                                             level,
 426                                                             (offered > 0) ? &buffer : NULL,
 427                                                             offered,
 428                                                             count,
 429                                                             info,
 430                                                             &needed,
 431                                                             &werror);
 432         }
 433
 434         return werror;
 435 }
 436
 437 /**********************************************************************
 438  convencience wrapper around rpccli_spoolss_EnumPrintProcDataTypes
 439 **********************************************************************/
 440
 441 WERROR rpccli_spoolss_enumprintprocessordatatypes(struct rpc_pipe_client *cli,
 442                                                   TALLOC_CTX *mem_ctx,
 443                                                   const char *servername,
 444                                                   const char *print_processor_name,
 445                                                   uint32_t level,
 446                                                   uint32_t offered,
 447                                                   uint32_t *count,
 448                                                   union spoolss_PrintProcDataTypesInfo **info)
 449 {
 450         NTSTATUS status;
 451         WERROR werror;
 452         uint32_t needed;
 453         DATA_BLOB buffer;
 454
 455         if (offered > 0) {
 456                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 457                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 458         }
 459
 460         status = rpccli_spoolss_EnumPrintProcDataTypes(cli, mem_ctx,
 461                                                        servername,
 462                                                        print_processor_name,
 463                                                        level,
 464                                                        (offered > 0) ? &buffer : NULL,
 465                                                        offered,
 466                                                        count,
 467                                                        info,
 468                                                        &needed,
 469                                                        &werror);
 470
 471         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 472                 offered = needed;
 473                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 474                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 475
 476                 status = rpccli_spoolss_EnumPrintProcDataTypes(cli, mem_ctx,
 477                                                                servername,
 478                                                                print_processor_name,
 479                                                                level,
 480                                                                (offered > 0) ? &buffer : NULL,
 481                                                                offered,
 482                                                                count,
 483                                                                info,
 484                                                                &needed,
 485                                                                &werror);
 486         }
 487
 488         return werror;
 489 }
 490
 491 /**********************************************************************
 492  convencience wrapper around rpccli_spoolss_EnumPorts
 493 **********************************************************************/
 494
 495 WERROR rpccli_spoolss_enumports(struct rpc_pipe_client *cli,
 496                                 TALLOC_CTX *mem_ctx,
 497                                 const char *servername,
 498                                 uint32_t level,
 499                                 uint32_t offered,
 500                                 uint32_t *count,
 501                                 union spoolss_PortInfo **info)
 502 {
 503         NTSTATUS status;
 504         WERROR werror;
 505         uint32_t needed;
 506         DATA_BLOB buffer;
 507
 508         if (offered > 0) {
 509                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 510                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 511         }
 512
 513         status = rpccli_spoolss_EnumPorts(cli, mem_ctx,
 514                                           servername,
 515                                           level,
 516                                           (offered > 0) ? &buffer : NULL,
 517                                           offered,
 518                                           count,
 519                                           info,
 520                                           &needed,
 521                                           &werror);
 522
 523         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 524                 offered = needed;
 525                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 526                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 527
 528                 status = rpccli_spoolss_EnumPorts(cli, mem_ctx,
 529                                                   servername,
 530                                                   level,
 531                                                   (offered > 0) ? &buffer : NULL,
 532                                                   offered,
 533                                                   count,
 534                                                   info,
 535                                                   &needed,
 536                                                   &werror);
 537         }
 538
 539         return werror;
 540 }
 541
 542 /**********************************************************************
 543  convencience wrapper around rpccli_spoolss_EnumMonitors
 544 **********************************************************************/
 545
 546 WERROR rpccli_spoolss_enummonitors(struct rpc_pipe_client *cli,
 547                                    TALLOC_CTX *mem_ctx,
 548                                    const char *servername,
 549                                    uint32_t level,
 550                                    uint32_t offered,
 551                                    uint32_t *count,
 552                                    union spoolss_MonitorInfo **info)
 553 {
 554         NTSTATUS status;
 555         WERROR werror;
 556         uint32_t needed;
 557         DATA_BLOB buffer;
 558
 559         if (offered > 0) {
 560                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 561                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 562         }
 563
 564         status = rpccli_spoolss_EnumMonitors(cli, mem_ctx,
 565                                              servername,
 566                                              level,
 567                                              (offered > 0) ? &buffer : NULL,
 568                                              offered,
 569                                              count,
 570                                              info,
 571                                              &needed,
 572                                              &werror);
 573
 574         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 575                 offered = needed;
 576                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 577                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 578
 579                 status = rpccli_spoolss_EnumMonitors(cli, mem_ctx,
 580                                                      servername,
 581                                                      level,
 582                                                      (offered > 0) ? &buffer : NULL,
 583                                                      offered,
 584                                                      count,
 585                                                      info,
 586                                                      &needed,
 587                                                      &werror);
 588         }
 589
 590         return werror;
 591 }
 592
 593 /**********************************************************************
 594  convencience wrapper around rpccli_spoolss_EnumJobs
 595 **********************************************************************/
 596
 597 WERROR rpccli_spoolss_enumjobs(struct rpc_pipe_client *cli,
 598                                TALLOC_CTX *mem_ctx,
 599                                struct policy_handle *handle,
 600                                uint32_t firstjob,
 601                                uint32_t numjobs,
 602                                uint32_t level,
 603                                uint32_t offered,
 604                                uint32_t *count,
 605                                union spoolss_JobInfo **info)
 606 {
 607         NTSTATUS status;
 608         WERROR werror;
 609         uint32_t needed;
 610         DATA_BLOB buffer;
 611
 612         if (offered > 0) {
 613                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 614                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 615         }
 616
 617         status = rpccli_spoolss_EnumJobs(cli, mem_ctx,
 618                                          handle,
 619                                          firstjob,
 620                                          numjobs,
 621                                          level,
 622                                          (offered > 0) ? &buffer : NULL,
 623                                          offered,
 624                                          count,
 625                                          info,
 626                                          &needed,
 627                                          &werror);
 628
 629         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 630                 offered = needed;
 631                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 632                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 633
 634                 status = rpccli_spoolss_EnumJobs(cli, mem_ctx,
 635                                                  handle,
 636                                                  firstjob,
 637                                                  numjobs,
 638                                                  level,
 639                                                  (offered > 0) ? &buffer : NULL,
 640                                                  offered,
 641                                                  count,
 642                                                  info,
 643                                                  &needed,
 644                                                  &werror);
 645         }
 646
 647         return werror;
 648 }
 649
 650 /**********************************************************************
 651  convencience wrapper around rpccli_spoolss_EnumPrinterDrivers
 652 **********************************************************************/
 653
 654 WERROR rpccli_spoolss_enumprinterdrivers(struct rpc_pipe_client *cli,
 655                                          TALLOC_CTX *mem_ctx,
 656                                          const char *server,
 657                                          const char *environment,
 658                                          uint32_t level,
 659                                          uint32_t offered,
 660                                          uint32_t *count,
 661                                          union spoolss_DriverInfo **info)
 662 {
 663         NTSTATUS status;
 664         WERROR werror;
 665         uint32_t needed;
 666         DATA_BLOB buffer;
 667
 668         if (offered > 0) {
 669                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 670                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 671         }
 672
 673         status = rpccli_spoolss_EnumPrinterDrivers(cli, mem_ctx,
 674                                                    server,
 675                                                    environment,
 676                                                    level,
 677                                                    (offered > 0) ? &buffer : NULL,
 678                                                    offered,
 679                                                    count,
 680                                                    info,
 681                                                    &needed,
 682                                                    &werror);
 683
 684         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 685                 offered = needed;
 686                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 687                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 688
 689                 status = rpccli_spoolss_EnumPrinterDrivers(cli, mem_ctx,
 690                                                    server,
 691                                                    environment,
 692                                                    level,
 693                                                    (offered > 0) ? &buffer : NULL,
 694                                                    offered,
 695                                                    count,
 696                                                    info,
 697                                                    &needed,
 698                                                    &werror);
 699         }
 700
 701         return werror;
 702 }
 703
 704 /**********************************************************************
 705  convencience wrapper around rpccli_spoolss_EnumPrinters
 706 **********************************************************************/
 707
 708 WERROR rpccli_spoolss_enumprinters(struct rpc_pipe_client *cli,
 709                                    TALLOC_CTX *mem_ctx,
 710                                    uint32_t flags,
 711                                    const char *server,
 712                                    uint32_t level,
 713                                    uint32_t offered,
 714                                    uint32_t *count,
 715                                    union spoolss_PrinterInfo **info)
 716 {
 717         NTSTATUS status;
 718         WERROR werror;
 719         uint32_t needed;
 720         DATA_BLOB buffer;
 721
 722         if (offered > 0) {
 723                 buffer = data_blob_talloc_zero(mem_ctx, offered);
 724                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 725         }
 726
 727         status = rpccli_spoolss_EnumPrinters(cli, mem_ctx,
 728                                              flags,
 729                                              server,
 730                                              level,
 731                                              (offered > 0) ? &buffer : NULL,
 732                                              offered,
 733                                              count,
 734                                              info,
 735                                              &needed,
 736                                              &werror);
 737
 738         if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
 739                 offered = needed;
 740                 buffer = data_blob_talloc_zero(mem_ctx, needed);
 741                 W_ERROR_HAVE_NO_MEMORY(buffer.data);
 742
 743                 status = rpccli_spoolss_EnumPrinters(cli, mem_ctx,
 744                                                      flags,
 745                                                      server,
 746                                                      level,
 747                                                      (offered > 0) ? &buffer : NULL,
 748                                                      offered,
 749                                                      count,
 750                                                      info,
 751                                                      &needed,
 752                                                      &werror);
 753         }
 754
 755         return werror;
 756 }
 757
 758 /**********************************************************************
 759  convencience wrapper around rpccli_spoolss_GetPrinterData
 760 **********************************************************************/
 761
 762 WERROR rpccli_spoolss_getprinterdata(struct rpc_pipe_client *cli,
 763                                      TALLOC_CTX *mem_ctx,
 764                                      struct policy_handle *handle,
 765                                      const char *value_name,
 766                                      uint32_t offered,
 767                                      enum winreg_Type *type,
 768                                      union spoolss_PrinterData *data)
 769 {
 770         NTSTATUS status;
 771         WERROR werror;
 772         uint32_t needed;
 773
 774         status = rpccli_spoolss_GetPrinterData(cli, mem_ctx,
 775                                                handle,
 776                                                value_name,
 777                                                offered,
 778                                                type,
 779                                                data,
 780                                                &needed,
 781                                                &werror);
 782
 783         if (W_ERROR_EQUAL(werror, WERR_MORE_DATA)) {
 784                 offered = needed;
 785
 786                 status = rpccli_spoolss_GetPrinterData(cli, mem_ctx,
 787                                                        handle,
 788                                                        value_name,
 789                                                        offered,
 790                                                        type,
 791                                                        data,
 792                                                        &needed,
 793                                                        &werror);
 794         }
 795
 796         return werror;
 797 }
 798
 799 /**********************************************************************
 800  convencience wrapper around rpccli_spoolss_EnumPrinterKey
 801 **********************************************************************/
 802
 803 WERROR rpccli_spoolss_enumprinterkey(struct rpc_pipe_client *cli,
 804                                      TALLOC_CTX *mem_ctx,
 805                                      struct policy_handle *handle,
 806                                      const char *key_name,
 807                                      const char ***key_buffer,
 808                                      uint32_t offered)
 809 {
 810         NTSTATUS status;
 811         WERROR werror;
 812         uint32_t needed;
 813
 814         status = rpccli_spoolss_EnumPrinterKey(cli, mem_ctx,
 815                                                handle,
 816                                                key_name,
 817                                                key_buffer,
 818                                                offered,
 819                                                &needed,
 820                                                &werror);
 821
 822         if (W_ERROR_EQUAL(werror, WERR_MORE_DATA)) {
 823                 offered = needed;
 824
 825                 status = rpccli_spoolss_EnumPrinterKey(cli, mem_ctx,
 826                                                        handle,
 827                                                        key_name,
 828                                                        key_buffer,
 829                                                        offered,
 830                                                        &needed,
 831                                                        &werror);
 832         }
 833
 834         return werror;
 835 }
 836
 837 /**********************************************************************
 838  convencience wrapper around rpccli_spoolss_EnumPrinterDataEx
 839 **********************************************************************/
 840
 841 WERROR rpccli_spoolss_enumprinterdataex(struct rpc_pipe_client *cli,
 842                                         TALLOC_CTX *mem_ctx,
 843                                         struct policy_handle *handle,
 844                                         const char *key_name,
 845                                         uint32_t offered,
 846                                         uint32_t *count,
 847                                         struct spoolss_PrinterEnumValues **info)
 848 {
 849         NTSTATUS status;
 850         WERROR werror;
 851         uint32_t needed;
 852
 853         status = rpccli_spoolss_EnumPrinterDataEx(cli, mem_ctx,
 854                                                   handle,
 855                                                   key_name,
 856                                                   offered,
 857                                                   count,
 858                                                   info,
 859                                                   &needed,
 860                                                   &werror);
 861
 862         if (W_ERROR_EQUAL(werror, WERR_MORE_DATA)) {
 863                 offered = needed;
 864
 865                 status = rpccli_spoolss_EnumPrinterDataEx(cli, mem_ctx,
 866                                                           handle,
 867                                                           key_name,
 868                                                           offered,
 869                                                           count,
 870                                                           info,
 871                                                           &needed,
 872                                                           &werror);
 873         }
 874
 875         return werror;
 876 }