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