source3/registry/reg_backend_printing.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Virtual Windows Registry Layer
   4  *  Copyright (C) Gerald Carter                     2002-2005
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 /* Implementation of registry virtual views for printing information */
  21
  22 #include "includes.h"
  23 #include "registry.h"
  24 #include "reg_util_internal.h"
  25 #include "reg_backend_db.h"
  26 #include "reg_objects.h"
  27 #include "../librpc/gen_ndr/ndr_spoolss.h"
  28
  29 #undef DBGC_CLASS
  30 #define DBGC_CLASS DBGC_REGISTRY
  31
  32 /* registrt paths used in the print_registry[] */
  33
  34 #define KEY_MONITORS            "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/MONITORS"
  35 #define KEY_FORMS               "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/FORMS"
  36 #define KEY_CONTROL_PRINTERS    "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/PRINTERS"
  37 #define KEY_ENVIRONMENTS        "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
  38 #define KEY_CONTROL_PRINT       "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
  39 #define KEY_WINNT_PRINTERS      "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT/PRINTERS"
  40 #define KEY_WINNT_PRINT         "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT"
  41 #define KEY_PORTS               "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PORTS"
  42
  43 /* callback table for various registry paths below the ones we service in this module */
  44
  45 struct reg_dyn_tree {
  46         /* full key path in normalized form */
  47         const char *path;
  48
  49         /* callbscks for fetch/store operations */
  50         int ( *fetch_subkeys) ( const char *path, struct regsubkey_ctr *subkeys );
  51         bool (*store_subkeys) ( const char *path, struct regsubkey_ctr *subkeys );
  52         int  (*fetch_values)  ( const char *path, struct regval_ctr *values );
  53         bool (*store_values)  ( const char *path, struct regval_ctr *values );
  54 };
  55
  56 /*********************************************************************
  57  *********************************************************************
  58  ** Utility Functions
  59  *********************************************************************
  60  *********************************************************************/
  61
  62 /***********************************************************************
  63  simple function to prune a pathname down to the basename of a file
  64  **********************************************************************/
  65
  66 static const char *dos_basename(const char *path)
  67 {
  68         const char *p;
  69
  70         if (!(p = strrchr( path, '\\'))) {
  71                 p = path;
  72         } else {
  73                 p++;
  74         }
  75
  76         return p;
  77 }
  78
  79 /*********************************************************************
  80  *********************************************************************
  81  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/FORMS"
  82  *********************************************************************
  83  *********************************************************************/
  84
  85 static int key_forms_fetch_keys(const char *key, struct regsubkey_ctr *subkeys)
  86 {
  87         char *p = reg_remaining_path(talloc_tos(), key + strlen(KEY_FORMS));
  88
  89         /* no keys below Forms */
  90
  91         if (p) {
  92                 return -1;
  93         }
  94
  95         return 0;
  96 }
  97
  98 /**********************************************************************
  99  *********************************************************************/
 100
 101 static int key_forms_fetch_values(const char *key, struct regval_ctr *values)
 102 {
 103         uint32          data[8];
 104         int             i, num_values, form_index = 1;
 105         nt_forms_struct *forms_list = NULL;
 106         nt_forms_struct *form;
 107
 108         DEBUG(10,("print_values_forms: key=>[%s]\n", key ? key : "NULL" ));
 109
 110         num_values = get_ntforms( &forms_list );
 111
 112         DEBUG(10,("hive_forms_fetch_values: [%d] user defined forms returned\n",
 113                 num_values));
 114
 115         /* handle user defined forms */
 116
 117         for ( i=0; i<num_values; i++ ) {
 118                 form = &forms_list[i];
 119
 120                 data[0] = form->width;
 121                 data[1] = form->length;
 122                 data[2] = form->left;
 123                 data[3] = form->top;
 124                 data[4] = form->right;
 125                 data[5] = form->bottom;
 126                 data[6] = form_index++;
 127                 data[7] = form->flag;
 128
 129                 regval_ctr_addvalue(values, form->name, REG_BINARY, (uint8_t *)data, sizeof(data));
 130         }
 131
 132         SAFE_FREE( forms_list );
 133         forms_list = NULL;
 134
 135         /* handle built-on forms */
 136
 137         num_values = get_builtin_ntforms( &forms_list );
 138
 139         DEBUG(10,("print_subpath_values_forms: [%d] built-in forms returned\n",
 140                 num_values));
 141
 142         for ( i=0; i<num_values; i++ ) {
 143                 form = &forms_list[i];
 144
 145                 data[0] = form->width;
 146                 data[1] = form->length;
 147                 data[2] = form->left;
 148                 data[3] = form->top;
 149                 data[4] = form->right;
 150                 data[5] = form->bottom;
 151                 data[6] = form_index++;
 152                 data[7] = form->flag;
 153
 154                 regval_ctr_addvalue(values, form->name, REG_BINARY, (uint8_t *)data, sizeof(data));
 155         }
 156
 157         SAFE_FREE(forms_list);
 158
 159         return regval_ctr_numvals(values);
 160 }
 161
 162 /*********************************************************************
 163  *********************************************************************
 164  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/PRINTERS"
 165  ** "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT/PRINTERS"
 166  *********************************************************************
 167  *********************************************************************/
 168
 169 /*********************************************************************
 170  strip off prefix for printers key.  DOes return a pointer to static
 171  memory.
 172  *********************************************************************/
 173
 174 static char *strip_printers_prefix(const char *key)
 175 {
 176         char *subkeypath = NULL;
 177         char *path = NULL;
 178         TALLOC_CTX *ctx = talloc_tos();
 179
 180         path = talloc_strdup(ctx, key);
 181         if (!path) {
 182                 return NULL;
 183         }
 184         path = normalize_reg_path(ctx, path);
 185         if (!path) {
 186                 return NULL;
 187         }
 188
 189         /* normalizing the path does not change length, just key delimiters and case */
 190
 191         if (strncmp(path, KEY_WINNT_PRINTERS, strlen(KEY_WINNT_PRINTERS)) == 0) {
 192                 subkeypath = reg_remaining_path(ctx, key + strlen(KEY_WINNT_PRINTERS));
 193         } else {
 194                 subkeypath = reg_remaining_path(ctx, key + strlen(KEY_CONTROL_PRINTERS));
 195         }
 196
 197         TALLOC_FREE(path);
 198         return subkeypath;
 199 }
 200
 201 /*********************************************************************
 202  *********************************************************************/
 203
 204 static int key_printers_fetch_keys( const char *key, struct regsubkey_ctr *subkeys )
 205 {
 206         int n_services = lp_numservices();
 207         int snum;
 208         fstring sname;
 209         int i;
 210         int num_subkeys = 0;
 211         char *printers_key;
 212         char *printername, *printerdatakey;
 213         NT_PRINTER_INFO_LEVEL *printer = NULL;
 214         fstring *subkey_names = NULL;
 215
 216         DEBUG(10,("key_printers_fetch_keys: key=>[%s]\n", key ? key : "NULL" ));
 217
 218         printers_key = strip_printers_prefix( key );
 219
 220         if ( !printers_key ) {
 221                 /* enumerate all printers */
 222
 223                 for (snum=0; snum<n_services; snum++) {
 224                         if ( !(lp_snum_ok(snum) && lp_print_ok(snum) ) )
 225                                 continue;
 226
 227                         /* don't report the [printers] share */
 228
 229                         if ( strequal( lp_servicename(snum), PRINTERS_NAME ) )
 230                                 continue;
 231
 232                         fstrcpy( sname, lp_servicename(snum) );
 233
 234                         regsubkey_ctr_addkey( subkeys, sname );
 235                 }
 236
 237                 num_subkeys = regsubkey_ctr_numkeys( subkeys );
 238                 goto done;
 239         }
 240
 241         /* get information for a specific printer */
 242
 243         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
 244                 return -1;
 245         }
 246
 247         /* validate the printer name */
 248
 249         for (snum=0; snum<n_services; snum++) {
 250                 if ( !lp_snum_ok(snum) || !lp_print_ok(snum) )
 251                         continue;
 252                 if (strequal( lp_servicename(snum), printername ) )
 253                         break;
 254         }
 255
 256         if ( snum>=n_services
 257                 || !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
 258         {
 259                 return -1;
 260         }
 261
 262         num_subkeys = get_printer_subkeys( printer->info_2->data, printerdatakey?printerdatakey:"", &subkey_names );
 263
 264         for ( i=0; i<num_subkeys; i++ )
 265                 regsubkey_ctr_addkey( subkeys, subkey_names[i] );
 266
 267         free_a_printer( &printer, 2 );
 268
 269         /* no other subkeys below here */
 270
 271 done:
 272         SAFE_FREE( subkey_names );
 273
 274         return num_subkeys;
 275 }
 276
 277 /**********************************************************************
 278  Take a list of names and call add_printer_hook() if necessary
 279  Note that we do this a little differently from Windows since the
 280  keyname is the sharename and not the printer name.
 281  *********************************************************************/
 282
 283 static bool add_printers_by_registry( struct regsubkey_ctr *subkeys )
 284 {
 285         int i, num_keys, snum;
 286         char *printername;
 287         NT_PRINTER_INFO_LEVEL_2 info2;
 288         NT_PRINTER_INFO_LEVEL printer;
 289
 290         ZERO_STRUCT( info2 );
 291         printer.info_2 = &info2;
 292
 293         num_keys = regsubkey_ctr_numkeys( subkeys );
 294
 295         become_root();
 296         for ( i=0; i<num_keys; i++ ) {
 297                 printername = regsubkey_ctr_specific_key( subkeys, i );
 298                 snum = find_service( printername );
 299
 300                 /* just verify a valied snum for now */
 301                 if ( snum == -1 ) {
 302                         fstrcpy( info2.printername, printername );
 303                         fstrcpy( info2.sharename, printername );
 304                         if ( !add_printer_hook(talloc_tos(), NULL, &printer ) ) {
 305                                 DEBUG(0,("add_printers_by_registry: Failed to add printer [%s]\n",
 306                                         printername));
 307                         }
 308                 }
 309         }
 310         unbecome_root();
 311
 312         return True;
 313 }
 314
 315 /**********************************************************************
 316  *********************************************************************/
 317
 318 static bool key_printers_store_keys( const char *key, struct regsubkey_ctr *subkeys )
 319 {
 320         char *printers_key;
 321         char *printername, *printerdatakey;
 322         NT_PRINTER_INFO_LEVEL *printer = NULL;
 323         int i, num_subkeys, num_existing_keys;
 324         char *subkeyname;
 325         fstring *existing_subkeys = NULL;
 326
 327         printers_key = strip_printers_prefix( key );
 328
 329         if ( !printers_key ) {
 330                 /* have to deal with some new or deleted printer */
 331                 return add_printers_by_registry( subkeys );
 332         }
 333
 334         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
 335                 return False;
 336         }
 337
 338         /* lookup the printer */
 339
 340         if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername)) ) {
 341                 DEBUG(0,("key_printers_store_keys: Tried to store subkey for bad printername %s\n",
 342                         printername));
 343                 return False;
 344         }
 345
 346         /* get the top level printer keys */
 347
 348         num_existing_keys = get_printer_subkeys( printer->info_2->data, "", &existing_subkeys );
 349
 350         for ( i=0; i<num_existing_keys; i++ ) {
 351
 352                 /* remove the key if it has been deleted */
 353
 354                 if ( !regsubkey_ctr_key_exists( subkeys, existing_subkeys[i] ) ) {
 355                         DEBUG(5,("key_printers_store_keys: deleting key %s\n",
 356                                 existing_subkeys[i]));
 357                         delete_printer_key( printer->info_2->data, existing_subkeys[i] );
 358                 }
 359         }
 360
 361         num_subkeys = regsubkey_ctr_numkeys( subkeys );
 362         for ( i=0; i<num_subkeys; i++ ) {
 363                 subkeyname = regsubkey_ctr_specific_key(subkeys, i);
 364                 /* add any missing printer keys */
 365                 if ( lookup_printerkey(printer->info_2->data, subkeyname) == -1 ) {
 366                         DEBUG(5,("key_printers_store_keys: adding key %s\n",
 367                                 existing_subkeys[i]));
 368                         if ( add_new_printer_key( printer->info_2->data, subkeyname ) == -1 ) {
 369                                 SAFE_FREE( existing_subkeys );
 370                                 return False;
 371                         }
 372                 }
 373         }
 374
 375         /* write back to disk */
 376
 377         mod_a_printer( printer, 2 );
 378
 379         /* cleanup */
 380
 381         free_a_printer( &printer, 2 );
 382
 383         SAFE_FREE( existing_subkeys );
 384
 385         return True;
 386 }
 387
 388 /**********************************************************************
 389  *********************************************************************/
 390
 391 static void fill_in_printer_values(NT_PRINTER_INFO_LEVEL_2 *info2, struct regval_ctr *values)
 392 {
 393         struct spoolss_DeviceMode *devmode;
 394         char            *p;
 395         uint32 printer_status = PRINTER_STATUS_OK;
 396
 397         regval_ctr_addvalue( values, "Attributes",       REG_DWORD, (uint8_t *)&info2->attributes,       sizeof(info2->attributes) );
 398         regval_ctr_addvalue( values, "Priority",         REG_DWORD, (uint8_t *)&info2->priority,         sizeof(info2->attributes) );
 399         regval_ctr_addvalue( values, "ChangeID",         REG_DWORD, (uint8_t *)&info2->changeid,         sizeof(info2->changeid) );
 400         regval_ctr_addvalue( values, "Default Priority", REG_DWORD, (uint8_t *)&info2->default_priority, sizeof(info2->default_priority) );
 401
 402         /* lie and say everything is ok since we don't want to call print_queue_length() to get the real status */
 403         regval_ctr_addvalue( values, "Status",           REG_DWORD, (uint8_t *)&printer_status,          sizeof(info2->status) );
 404
 405         regval_ctr_addvalue( values, "StartTime",        REG_DWORD, (uint8_t *)&info2->starttime,        sizeof(info2->starttime) );
 406         regval_ctr_addvalue( values, "UntilTime",        REG_DWORD, (uint8_t *)&info2->untiltime,        sizeof(info2->untiltime) );
 407
 408         /* strip the \\server\ from this string */
 409         if ( !(p = strrchr( info2->printername, '\\' ) ) )
 410                 p = info2->printername;
 411         else
 412                 p++;
 413
 414         regval_ctr_addvalue_sz(values, "Name", p);
 415         regval_ctr_addvalue_sz(values, "Location", info2->location);
 416         regval_ctr_addvalue_sz(values, "Description", info2->comment);
 417         regval_ctr_addvalue_sz(values, "Parameters", info2->parameters);
 418         regval_ctr_addvalue_sz(values, "Port", info2->portname);
 419         regval_ctr_addvalue_sz(values, "Share Name", info2->sharename);
 420         regval_ctr_addvalue_sz(values, "Printer Driver", info2->drivername);
 421         regval_ctr_addvalue_sz(values, "Separator File", info2->sepfile);
 422         regval_ctr_addvalue_sz(values, "Print Processor", info2->printprocessor);
 423         regval_ctr_addvalue_sz(values, "Datatype", info2->datatype);
 424
 425         /* stream the device mode */
 426
 427         devmode = construct_dev_mode(values,info2->sharename);
 428         if (devmode) {
 429                 DATA_BLOB blob;
 430                 enum ndr_err_code ndr_err;
 431
 432                 ndr_err = ndr_push_struct_blob(&blob, values, devmode,
 433                                 (ndr_push_flags_fn_t)ndr_push_spoolss_DeviceMode);
 434
 435                 if (NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 436                         regval_ctr_addvalue(values, "Default Devmode", REG_BINARY,
 437                                             blob.data, blob.length);
 438                 }
 439         }
 440
 441         /* stream the printer security descriptor */
 442
 443         if (info2->secdesc_buf &&
 444             info2->secdesc_buf->sd &&
 445             info2->secdesc_buf->sd_size)
 446         {
 447                 NTSTATUS status;
 448                 DATA_BLOB blob;
 449
 450                 status = marshall_sec_desc(values, info2->secdesc_buf->sd,
 451                                            &blob.data, &blob.length);
 452                 if (NT_STATUS_IS_OK(status)) {
 453                         regval_ctr_addvalue(values, "Security", REG_BINARY,
 454                                             blob.data, blob.length);
 455                 }
 456         }
 457
 458         return;
 459 }
 460
 461 /**********************************************************************
 462  *********************************************************************/
 463
 464 static int key_printers_fetch_values(const char *key, struct regval_ctr *values)
 465 {
 466         int             num_values;
 467         char            *printers_key;
 468         char            *printername, *printerdatakey;
 469         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 470         NT_PRINTER_DATA *p_data;
 471         int             i, key_index;
 472
 473         printers_key = strip_printers_prefix( key );
 474
 475         /* top level key values stored in the registry has no values */
 476
 477         if ( !printers_key ) {
 478                 /* normalize to the 'HKLM\SOFTWARE\...\Print\Printers' key */
 479                 return regdb_fetch_values( KEY_WINNT_PRINTERS, values );
 480         }
 481
 482         /* lookup the printer object */
 483
 484         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
 485                 return -1;
 486         }
 487
 488         if ( !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
 489                 goto done;
 490
 491         if ( !printerdatakey ) {
 492                 fill_in_printer_values( printer->info_2, values );
 493                 goto done;
 494         }
 495
 496         /* iterate over all printer data keys and fill the regval container */
 497
 498         p_data = printer->info_2->data;
 499         if ( (key_index = lookup_printerkey( p_data, printerdatakey )) == -1  ) {
 500                 /* failure....should never happen if the client has a valid open handle first */
 501                 DEBUG(10,("key_printers_fetch_values: Unknown keyname [%s]\n", printerdatakey));
 502                 free_a_printer( &printer, 2 );
 503                 return -1;
 504         }
 505
 506         num_values = regval_ctr_numvals( p_data->keys[key_index].values );
 507         for ( i=0; i<num_values; i++ )
 508                 regval_ctr_copyvalue( values, regval_ctr_specific_value(p_data->keys[key_index].values, i) );
 509
 510
 511 done:
 512         if ( printer )
 513                 free_a_printer( &printer, 2 );
 514
 515         return regval_ctr_numvals( values );
 516 }
 517
 518 /**********************************************************************
 519  *********************************************************************/
 520
 521 #define REG_IDX_ATTRIBUTES              1
 522 #define REG_IDX_PRIORITY                2
 523 #define REG_IDX_DEFAULT_PRIORITY        3
 524 #define REG_IDX_CHANGEID                4
 525 #define REG_IDX_STATUS                  5
 526 #define REG_IDX_STARTTIME               6
 527 #define REG_IDX_NAME                    7
 528 #define REG_IDX_LOCATION                8
 529 #define REG_IDX_DESCRIPTION             9
 530 #define REG_IDX_PARAMETERS              10
 531 #define REG_IDX_PORT                    12
 532 #define REG_IDX_SHARENAME               13
 533 #define REG_IDX_DRIVER                  14
 534 #define REG_IDX_SEP_FILE                15
 535 #define REG_IDX_PRINTPROC               16
 536 #define REG_IDX_DATATYPE                17
 537 #define REG_IDX_DEVMODE                 18
 538 #define REG_IDX_SECDESC                 19
 539 #define REG_IDX_UNTILTIME               20
 540
 541 struct {
 542         const char *name;
 543         int index;
 544 } printer_values_map[] = {
 545         { "Attributes",         REG_IDX_ATTRIBUTES },
 546         { "Priority",           REG_IDX_PRIORITY },
 547         { "Default Priority",   REG_IDX_DEFAULT_PRIORITY },
 548         { "ChangeID",           REG_IDX_CHANGEID },
 549         { "Status",             REG_IDX_STATUS },
 550         { "StartTime",          REG_IDX_STARTTIME },
 551         { "UntilTime",          REG_IDX_UNTILTIME },
 552         { "Name",               REG_IDX_NAME },
 553         { "Location",           REG_IDX_LOCATION },
 554         { "Description",        REG_IDX_DESCRIPTION },
 555         { "Parameters",         REG_IDX_PARAMETERS },
 556         { "Port",               REG_IDX_PORT },
 557         { "Share Name",         REG_IDX_SHARENAME },
 558         { "Printer Driver",     REG_IDX_DRIVER },
 559         { "Separator File",     REG_IDX_SEP_FILE },
 560         { "Print Processor",    REG_IDX_PRINTPROC },
 561         { "Datatype",           REG_IDX_DATATYPE },
 562         { "Default Devmode",    REG_IDX_DEVMODE },
 563         { "Security",           REG_IDX_SECDESC },
 564         { NULL, -1 }
 565 };
 566
 567
 568 static int find_valuename_index( const char *valuename )
 569 {
 570         int i;
 571
 572         for ( i=0; printer_values_map[i].name; i++ ) {
 573                 if ( strequal( valuename, printer_values_map[i].name ) )
 574                         return printer_values_map[i].index;
 575         }
 576
 577         return -1;
 578 }
 579
 580 /**********************************************************************
 581  *********************************************************************/
 582
 583 static void pull_reg_sz_fstring(TALLOC_CTX *mem_ctx, const DATA_BLOB *blob, fstring s)
 584 {
 585         const char *str;
 586         pull_reg_sz(mem_ctx, blob, &str);
 587         fstrcpy(s, str);
 588 }
 589
 590 static void convert_values_to_printer_info_2(TALLOC_CTX *mem_ctx,
 591                                              NT_PRINTER_INFO_LEVEL_2 *printer2,
 592                                              struct regval_ctr *values)
 593 {
 594         int num_values = regval_ctr_numvals( values );
 595         uint32 value_index;
 596         struct regval_blob *val;
 597         int i;
 598
 599         for ( i=0; i<num_values; i++ ) {
 600                 DATA_BLOB blob;
 601                 val = regval_ctr_specific_value( values, i );
 602                 value_index = find_valuename_index( regval_name( val ) );
 603
 604                 blob = data_blob_const(regval_data_p(val), regval_size(val));
 605
 606                 switch( value_index ) {
 607                         case REG_IDX_ATTRIBUTES:
 608                                 printer2->attributes = (uint32)(*regval_data_p(val));
 609                                 break;
 610                         case REG_IDX_PRIORITY:
 611                                 printer2->priority = (uint32)(*regval_data_p(val));
 612                                 break;
 613                         case REG_IDX_DEFAULT_PRIORITY:
 614                                 printer2->default_priority = (uint32)(*regval_data_p(val));
 615                                 break;
 616                         case REG_IDX_CHANGEID:
 617                                 printer2->changeid = (uint32)(*regval_data_p(val));
 618                                 break;
 619                         case REG_IDX_STARTTIME:
 620                                 printer2->starttime = (uint32)(*regval_data_p(val));
 621                                 break;
 622                         case REG_IDX_UNTILTIME:
 623                                 printer2->untiltime = (uint32)(*regval_data_p(val));
 624                                 break;
 625                         case REG_IDX_NAME:
 626                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->printername);
 627                                 break;
 628                         case REG_IDX_LOCATION:
 629                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->location);
 630                                 break;
 631                         case REG_IDX_DESCRIPTION:
 632                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->comment);
 633                                 break;
 634                         case REG_IDX_PARAMETERS:
 635                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->parameters);
 636                                 break;
 637                         case REG_IDX_PORT:
 638                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->portname);
 639                                 break;
 640                         case REG_IDX_SHARENAME:
 641                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->sharename);
 642                                 break;
 643                         case REG_IDX_DRIVER:
 644                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->drivername);
 645                                 break;
 646                         case REG_IDX_SEP_FILE:
 647                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->sepfile);
 648                                 break;
 649                         case REG_IDX_PRINTPROC:
 650                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->printprocessor);
 651                                 break;
 652                         case REG_IDX_DATATYPE:
 653                                 pull_reg_sz_fstring(mem_ctx, &blob, printer2->datatype);
 654                                 break;
 655                         case REG_IDX_DEVMODE:
 656                                 break;
 657                         case REG_IDX_SECDESC:
 658                                 break;
 659                         default:
 660                                 /* unsupported value...throw away */
 661                                 DEBUG(8,("convert_values_to_printer_info_2: Unsupported registry value [%s]\n",
 662                                         regval_name( val ) ));
 663                 }
 664         }
 665
 666         return;
 667 }
 668
 669 /**********************************************************************
 670  *********************************************************************/
 671
 672 static bool key_printers_store_values(const char *key, struct regval_ctr *values)
 673 {
 674         char *printers_key;
 675         char *printername, *keyname;
 676         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 677         WERROR result;
 678         TALLOC_CTX *mem_ctx = talloc_init("key_printers_store_values");
 679
 680         printers_key = strip_printers_prefix( key );
 681
 682         /* values in the top level key get stored in the registry */
 683
 684         if ( !printers_key ) {
 685                 /* normalize on the 'HKLM\SOFTWARE\....\Print\Printers' key */
 686                 return regdb_store_values( KEY_WINNT_PRINTERS, values );
 687         }
 688
 689         if (!reg_split_path( printers_key, &printername, &keyname )) {
 690                 return False;
 691         }
 692
 693         if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername) ) )
 694                 return False;
 695
 696         /* deal with setting values directly under the printername */
 697
 698         if ( !keyname ) {
 699                 convert_values_to_printer_info_2(mem_ctx, printer->info_2, values );
 700         }
 701         else {
 702                 int num_values = regval_ctr_numvals( values );
 703                 int i;
 704                 struct regval_blob *val;
 705
 706                 delete_printer_key( printer->info_2->data, keyname );
 707
 708                 /* deal with any subkeys */
 709                 for ( i=0; i<num_values; i++ ) {
 710                         val = regval_ctr_specific_value( values, i );
 711                         result = set_printer_dataex( printer, keyname,
 712                                 regval_name( val ),
 713                                 regval_type( val ),
 714                                 regval_data_p( val ),
 715                                 regval_size( val ) );
 716                         if ( !W_ERROR_IS_OK(result) ) {
 717                                 DEBUG(0,("key_printers_store_values: failed to set printer data [%s]!\n",
 718                                         keyname));
 719                                 free_a_printer( &printer, 2 );
 720                                 talloc_destroy(mem_ctx);
 721                                 return False;
 722                         }
 723                 }
 724         }
 725
 726         result = mod_a_printer( printer, 2 );
 727
 728         free_a_printer( &printer, 2 );
 729         talloc_destroy(mem_ctx);
 730
 731         return W_ERROR_IS_OK(result);
 732 }
 733
 734 /*********************************************************************
 735  *********************************************************************
 736  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
 737  *********************************************************************
 738  *********************************************************************/
 739
 740 static int key_driver_fetch_keys( const char *key, struct regsubkey_ctr *subkeys )
 741 {
 742         const char *environments[] = {
 743                 "Windows 4.0",
 744                 "Windows NT x86",
 745                 "Windows NT R4000",
 746                 "Windows NT Alpha_AXP",
 747                 "Windows NT PowerPC",
 748                 "Windows IA64",
 749                 "Windows x64",
 750                 NULL };
 751         fstring *drivers = NULL;
 752         int i, env_index, num_drivers;
 753         char *keystr, *base, *subkeypath;
 754         char *key2 = NULL;
 755         int num_subkeys = -1;
 756         int version;
 757         TALLOC_CTX *ctx = talloc_tos();
 758
 759         DEBUG(10,("key_driver_fetch_keys key=>[%s]\n", key ? key : "NULL" ));
 760
 761         keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS) );
 762
 763         /* list all possible architectures */
 764
 765         if ( !keystr ) {
 766                 for ( num_subkeys=0; environments[num_subkeys]; num_subkeys++ )
 767                         regsubkey_ctr_addkey( subkeys,  environments[num_subkeys] );
 768
 769                 return num_subkeys;
 770         }
 771
 772         /* we are dealing with a subkey of "Environments */
 773         key2 = talloc_strdup(ctx, keystr);
 774         if (!key2) {
 775                 return -1;
 776         }
 777         keystr = key2;
 778         if (!reg_split_path(keystr, &base, &subkeypath )) {
 779                 return -1;
 780         }
 781
 782         /* sanity check */
 783
 784         for ( env_index=0; environments[env_index]; env_index++ ) {
 785                 if ( strequal( environments[env_index], base ) )
 786                         break;
 787         }
 788         if ( !environments[env_index] )
 789                 return -1;
 790
 791         /* ...\Print\Environements\...\ */
 792
 793         if ( !subkeypath ) {
 794                 regsubkey_ctr_addkey( subkeys, "Drivers" );
 795                 regsubkey_ctr_addkey( subkeys, "Print Processors" );
 796
 797                 return 2;
 798         }
 799
 800         /* more of the key path to process */
 801
 802         keystr = subkeypath;
 803         if (!reg_split_path( keystr, &base, &subkeypath )) {
 804                 return -1;
 805         }
 806
 807         /* ...\Print\Environements\...\Drivers\ */
 808
 809         if ( !subkeypath ) {
 810                 if ( strequal(base, "Drivers") ) {
 811                         switch ( env_index ) {
 812                                 case 0: /* Win9x */
 813                                         regsubkey_ctr_addkey( subkeys, "Version-0" );
 814                                         break;
 815                                 default: /* Windows NT based systems */
 816                                         regsubkey_ctr_addkey( subkeys, "Version-2" );
 817                                         regsubkey_ctr_addkey( subkeys, "Version-3" );
 818                                         break;
 819                         }
 820
 821                         return regsubkey_ctr_numkeys( subkeys );
 822                 } else if ( strequal(base, "Print Processors") ) {
 823                         if ( env_index == 1 || env_index == 5 || env_index == 6 )
 824
 825
 826                         return regsubkey_ctr_numkeys( subkeys );
 827                 } else
 828                         return -1;      /* bad path */
 829         }
 830
 831         /* we finally get to enumerate the drivers */
 832
 833         /* only one possible subkey below PrintProc key */
 834
 835         if ( strequal(base, "Print Processors") ) {
 836                 keystr = subkeypath;
 837                 if (!reg_split_path( keystr, &base, &subkeypath )) {
 838                         return -1;
 839                 }
 840
 841                 /* no subkeys below this point */
 842
 843                 if ( subkeypath )
 844                         return -1;
 845
 846                 /* only allow one keyname here -- 'winprint' */
 847
 848                 return strequal( base, "winprint" ) ? 0 : -1;
 849         }
 850
 851         /* only dealing with drivers from here on out */
 852
 853         keystr = subkeypath;
 854         if (!reg_split_path( keystr, &base, &subkeypath )) {
 855                 return -1;
 856         }
 857
 858         version = atoi(&base[strlen(base)-1]);
 859
 860         switch (env_index) {
 861         case 0:
 862                 if ( version != 0 )
 863                         return -1;
 864                 break;
 865         default:
 866                 if ( version != 2 && version != 3 )
 867                         return -1;
 868                 break;
 869         }
 870
 871
 872         if ( !subkeypath ) {
 873                 num_drivers = get_ntdrivers( &drivers, environments[env_index], version );
 874                 for ( i=0; i<num_drivers; i++ )
 875                         regsubkey_ctr_addkey( subkeys, drivers[i] );
 876
 877                 return regsubkey_ctr_numkeys( subkeys );
 878         }
 879
 880         /* if anything else left, just say if has no subkeys */
 881
 882         DEBUG(1,("key_driver_fetch_keys unhandled key [%s] (subkey == %s)\n",
 883                 key, subkeypath ));
 884
 885         return 0;
 886 }
 887
 888
 889 /**********************************************************************
 890  *********************************************************************/
 891
 892 static void fill_in_driver_values(const struct spoolss_DriverInfo8 *r,
 893                                   struct regval_ctr *values)
 894 {
 895         uint8_t *buffer = NULL;
 896         int buffer_size = 0;
 897         int i, length;
 898         const char *filename;
 899         DATA_BLOB data;
 900
 901         filename = dos_basename(r->driver_path);
 902         regval_ctr_addvalue_sz(values, "Driver", filename);
 903
 904         filename = dos_basename(r->config_file);
 905         regval_ctr_addvalue_sz(values, "Configuration File", filename);
 906
 907         filename = dos_basename(r->data_file);
 908         regval_ctr_addvalue_sz(values, "Data File", filename);
 909
 910         filename = dos_basename(r->help_file);
 911         regval_ctr_addvalue_sz(values, "Help File", filename);
 912
 913         regval_ctr_addvalue_sz(values, "Datatype", r->default_datatype);
 914         regval_ctr_addvalue_sz(values, "Monitor", r->monitor_name);
 915
 916         regval_ctr_addvalue( values, "Version", REG_DWORD, (uint8_t *)&r->version,
 917                 sizeof(r->version) );
 918
 919         if (r->dependent_files) {
 920                 /* place the list of dependent files in a single
 921                    character buffer, separating each file name by
 922                    a NULL */
 923
 924                 for (i=0; r->dependent_files[i] && strcmp(r->dependent_files[i], ""); i++) {
 925                         /* strip the path to only the file's base name */
 926
 927                         filename = dos_basename(r->dependent_files[i]);
 928
 929                         length = strlen(filename);
 930
 931                         buffer = (uint8_t *)SMB_REALLOC( buffer, buffer_size + (length + 1)*sizeof(uint16) );
 932                         if ( !buffer ) {
 933                                 break;
 934                         }
 935
 936                         push_reg_sz(talloc_tos(), &data, filename);
 937                         memcpy( buffer+buffer_size, data.data, data.length);
 938
 939                         buffer_size += (length + 1)*sizeof(uint16);
 940                 }
 941
 942                 /* terminated by double NULL.  Add the final one here */
 943
 944                 buffer = (uint8_t *)SMB_REALLOC( buffer, buffer_size + 2 );
 945                 if ( !buffer ) {
 946                         buffer_size = 0;
 947                 } else {
 948                         buffer[buffer_size++] = (uint8_t)'\0';
 949                         buffer[buffer_size++] = (uint8_t)'\0';
 950                 }
 951         }
 952
 953         regval_ctr_addvalue( values, "Dependent Files",    REG_MULTI_SZ, buffer, buffer_size );
 954
 955         SAFE_FREE( buffer );
 956
 957         return;
 958 }
 959
 960 /**********************************************************************
 961  *********************************************************************/
 962
 963 static int driver_arch_fetch_values(char *key, struct regval_ctr *values)
 964 {
 965         char            *keystr, *base, *subkeypath;
 966         fstring         arch_environment;
 967         fstring         driver;
 968         int             version;
 969         struct spoolss_DriverInfo8 *driver_ctr;
 970         WERROR          w_result;
 971
 972         if (!reg_split_path( key, &base, &subkeypath )) {
 973                 return -1;
 974         }
 975
 976         /* no values in 'Environments\Drivers\Windows NT x86' */
 977
 978         if ( !subkeypath )
 979                 return 0;
 980
 981         /* We have the Architecture string and some subkey name:
 982            Currently we only support
 983            * Drivers
 984            * Print Processors
 985            Anything else is an error.
 986            */
 987
 988         fstrcpy( arch_environment, base );
 989
 990         keystr = subkeypath;
 991         if (!reg_split_path( keystr, &base, &subkeypath )) {
 992                 return -1;
 993         }
 994
 995         if ( strequal(base, "Print Processors") )
 996                 return 0;
 997
 998         /* only Drivers key can be left */
 999
1000         if ( !strequal(base, "Drivers") )
1001                 return -1;
1002
1003         if ( !subkeypath )
1004                 return 0;
1005
1006         /* We know that we have Architechure\Drivers with some subkey name
1007            The subkey name has to be Version-XX */
1008
1009         keystr = subkeypath;
1010         if (!reg_split_path( keystr, &base, &subkeypath )) {
1011                 return -1;
1012         }
1013
1014         if ( !subkeypath )
1015                 return 0;
1016
1017         version = atoi(&base[strlen(base)-1]);
1018
1019         /* BEGIN PRINTER DRIVER NAME BLOCK */
1020
1021         keystr = subkeypath;
1022         if (!reg_split_path( keystr, &base, &subkeypath )) {
1023                 return -1;
1024         }
1025
1026         /* don't go any deeper for now */
1027
1028         fstrcpy( driver, base );
1029
1030         w_result = get_a_printer_driver(talloc_tos(), &driver_ctr, driver, arch_environment, version);
1031
1032         if ( !W_ERROR_IS_OK(w_result) )
1033                 return -1;
1034
1035         fill_in_driver_values(driver_ctr, values);
1036
1037         free_a_printer_driver(driver_ctr);
1038
1039         /* END PRINTER DRIVER NAME BLOCK */
1040
1041
1042         DEBUG(8,("key_driver_fetch_values: Exit\n"));
1043
1044         return regval_ctr_numvals( values );
1045 }
1046
1047 /**********************************************************************
1048  *********************************************************************/
1049
1050 static int key_driver_fetch_values(const char *key, struct regval_ctr *values)
1051 {
1052         char *keystr = NULL;
1053         char *subkey = NULL;
1054         TALLOC_CTX *ctx = talloc_tos();
1055
1056         DEBUG(8,("key_driver_fetch_values: Enter key => [%s]\n", key ? key : "NULL"));
1057
1058         /* no values in the Environments key */
1059
1060         if (!(keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS))))
1061                 return 0;
1062
1063         subkey = talloc_strdup(ctx, keystr);
1064         if (!subkey) {
1065                 return 0;
1066         }
1067
1068         /* pass off to handle subkeys */
1069
1070         return driver_arch_fetch_values( subkey, values );
1071 }
1072
1073 /*********************************************************************
1074  *********************************************************************
1075  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
1076  *********************************************************************
1077  *********************************************************************/
1078
1079 static int key_print_fetch_keys( const char *key, struct regsubkey_ctr *subkeys )
1080 {
1081         int key_len = strlen(key);
1082
1083         /* no keys below 'Print' handled here */
1084
1085         if ( (key_len != strlen(KEY_CONTROL_PRINT)) && (key_len != strlen(KEY_WINNT_PRINT)) )
1086                 return -1;
1087
1088         regsubkey_ctr_addkey( subkeys, "Environments" );
1089         regsubkey_ctr_addkey( subkeys, "Monitors" );
1090         regsubkey_ctr_addkey( subkeys, "Forms" );
1091         regsubkey_ctr_addkey( subkeys, "Printers" );
1092
1093         return regsubkey_ctr_numkeys( subkeys );
1094 }
1095
1096 /**********************************************************************
1097  *********************************************************************
1098  ** Structure to hold dispatch table of ops for various printer keys.
1099  ** Make sure to always store deeper keys along the same path first so
1100  ** we ge a more specific match.
1101  *********************************************************************
1102  *********************************************************************/
1103
1104 static struct reg_dyn_tree print_registry[] = {
1105 /* just pass the monitor onto the registry tdb */
1106 { KEY_MONITORS,
1107         &regdb_fetch_keys,
1108         &regdb_store_keys,
1109         &regdb_fetch_values,
1110         &regdb_store_values },
1111 { KEY_FORMS,
1112         &key_forms_fetch_keys,
1113         NULL,
1114         &key_forms_fetch_values,
1115         NULL },
1116 { KEY_CONTROL_PRINTERS,
1117         &key_printers_fetch_keys,
1118         &key_printers_store_keys,
1119         &key_printers_fetch_values,
1120         &key_printers_store_values },
1121 { KEY_ENVIRONMENTS,
1122         &key_driver_fetch_keys,
1123         NULL,
1124         &key_driver_fetch_values,
1125         NULL },
1126 { KEY_CONTROL_PRINT,
1127         &key_print_fetch_keys,
1128         NULL,
1129         NULL,
1130         NULL },
1131 { KEY_WINNT_PRINTERS,
1132         &key_printers_fetch_keys,
1133         &key_printers_store_keys,
1134         &key_printers_fetch_values,
1135         &key_printers_store_values },
1136 { KEY_PORTS,
1137         &regdb_fetch_keys,
1138         &regdb_store_keys,
1139         &regdb_fetch_values,
1140         &regdb_store_values },
1141
1142 { NULL, NULL, NULL, NULL, NULL }
1143 };
1144
1145
1146 /**********************************************************************
1147  *********************************************************************
1148  ** Main reg_printing interface functions
1149  *********************************************************************
1150  *********************************************************************/
1151
1152 /***********************************************************************
1153  Lookup a key in the print_registry table, returning its index.
1154  -1 on failure
1155  **********************************************************************/
1156
1157 static int match_registry_path(const char *key)
1158 {
1159         int i;
1160         char *path = NULL;
1161         TALLOC_CTX *ctx = talloc_tos();
1162
1163         if ( !key )
1164                 return -1;
1165
1166         path = talloc_strdup(ctx, key);
1167         if (!path) {
1168                 return -1;
1169         }
1170         path = normalize_reg_path(ctx, path);
1171         if (!path) {
1172                 return -1;
1173         }
1174
1175         for ( i=0; print_registry[i].path; i++ ) {
1176                 if (strncmp( path, print_registry[i].path, strlen(print_registry[i].path) ) == 0 )
1177                         return i;
1178         }
1179
1180         return -1;
1181 }
1182
1183 /***********************************************************************
1184  **********************************************************************/
1185
1186 static int regprint_fetch_reg_keys( const char *key, struct regsubkey_ctr *subkeys )
1187 {
1188         int i = match_registry_path( key );
1189
1190         if ( i == -1 )
1191                 return -1;
1192
1193         if ( !print_registry[i].fetch_subkeys )
1194                 return -1;
1195
1196         return print_registry[i].fetch_subkeys( key, subkeys );
1197 }
1198
1199 /**********************************************************************
1200  *********************************************************************/
1201
1202 static bool regprint_store_reg_keys( const char *key, struct regsubkey_ctr *subkeys )
1203 {
1204         int i = match_registry_path( key );
1205
1206         if ( i == -1 )
1207                 return False;
1208
1209         if ( !print_registry[i].store_subkeys )
1210                 return False;
1211
1212         return print_registry[i].store_subkeys( key, subkeys );
1213 }
1214
1215 /**********************************************************************
1216  *********************************************************************/
1217
1218 static int regprint_fetch_reg_values(const char *key, struct regval_ctr *values)
1219 {
1220         int i = match_registry_path( key );
1221
1222         if ( i == -1 )
1223                 return -1;
1224
1225         /* return 0 values by default since we know the key had
1226            to exist because the client opened a handle */
1227
1228         if ( !print_registry[i].fetch_values )
1229                 return 0;
1230
1231         return print_registry[i].fetch_values( key, values );
1232 }
1233
1234 /**********************************************************************
1235  *********************************************************************/
1236
1237 static bool regprint_store_reg_values(const char *key, struct regval_ctr *values)
1238 {
1239         int i = match_registry_path( key );
1240
1241         if ( i == -1 )
1242                 return False;
1243
1244         if ( !print_registry[i].store_values )
1245                 return False;
1246
1247         return print_registry[i].store_values( key, values );
1248 }
1249
1250 /*
1251  * Table of function pointers for accessing printing data
1252  */
1253
1254 struct registry_ops printing_ops = {
1255         .fetch_subkeys = regprint_fetch_reg_keys,
1256         .fetch_values = regprint_fetch_reg_values,
1257         .store_subkeys = regprint_store_reg_keys,
1258         .store_values = regprint_store_reg_values,
1259 };