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