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         DATA_BLOB       data;
 390         char            *p;
 391         uint32 printer_status = PRINTER_STATUS_OK;
 392
 393         regval_ctr_addvalue( values, "Attributes",       REG_DWORD, (char*)&info2->attributes,       sizeof(info2->attributes) );
 394         regval_ctr_addvalue( values, "Priority",         REG_DWORD, (char*)&info2->priority,         sizeof(info2->attributes) );
 395         regval_ctr_addvalue( values, "ChangeID",         REG_DWORD, (char*)&info2->changeid,         sizeof(info2->changeid) );
 396         regval_ctr_addvalue( values, "Default Priority", REG_DWORD, (char*)&info2->default_priority, sizeof(info2->default_priority) );
 397
 398         /* lie and say everything is ok since we don't want to call print_queue_length() to get the real status */
 399         regval_ctr_addvalue( values, "Status",           REG_DWORD, (char*)&printer_status,          sizeof(info2->status) );
 400
 401         regval_ctr_addvalue( values, "StartTime",        REG_DWORD, (char*)&info2->starttime,        sizeof(info2->starttime) );
 402         regval_ctr_addvalue( values, "UntilTime",        REG_DWORD, (char*)&info2->untiltime,        sizeof(info2->untiltime) );
 403
 404         /* strip the \\server\ from this string */
 405         if ( !(p = strrchr( info2->printername, '\\' ) ) )
 406                 p = info2->printername;
 407         else
 408                 p++;
 409
 410         push_reg_sz(talloc_tos(), &data, p);
 411         regval_ctr_addvalue( values, "Name", REG_SZ, (char*)data.data, data.length);
 412
 413         push_reg_sz(talloc_tos(), &data, info2->location);
 414         regval_ctr_addvalue( values, "Location", REG_SZ, (char*)data.data, data.length);
 415
 416         push_reg_sz(talloc_tos(), &data, info2->comment);
 417         regval_ctr_addvalue( values, "Description", REG_SZ, (char*)data.data, data.length);
 418
 419         push_reg_sz(talloc_tos(), &data, info2->parameters);
 420         regval_ctr_addvalue( values, "Parameters", REG_SZ, (char*)data.data, data.length);
 421
 422         push_reg_sz(talloc_tos(), &data, info2->portname);
 423         regval_ctr_addvalue( values, "Port", REG_SZ, (char*)data.data, data.length);
 424
 425         push_reg_sz(talloc_tos(), &data, info2->sharename);
 426         regval_ctr_addvalue( values, "Share Name", REG_SZ, (char*)data.data, data.length);
 427
 428         push_reg_sz(talloc_tos(), &data, info2->drivername);
 429         regval_ctr_addvalue( values, "Printer Driver", REG_SZ, (char*)data.data, data.length);
 430
 431         push_reg_sz(talloc_tos(), &data, info2->sepfile);
 432         regval_ctr_addvalue( values, "Separator File", REG_SZ, (char*)data.data, data.length);
 433
 434         push_reg_sz(talloc_tos(), &data, "WinPrint");
 435         regval_ctr_addvalue( values, "Print Processor",  REG_SZ, (char*)data.data, data.length);
 436
 437         push_reg_sz(talloc_tos(), &data, "RAW");
 438         regval_ctr_addvalue( values, "Datatype", REG_SZ, (char*)data.data, data.length);
 439
 440         /* stream the device mode */
 441
 442         devmode = construct_dev_mode(values,info2->sharename);
 443         if (devmode) {
 444                 DATA_BLOB blob;
 445                 enum ndr_err_code ndr_err;
 446
 447                 ndr_err = ndr_push_struct_blob(&blob, values, NULL, devmode,
 448                                 (ndr_push_flags_fn_t)ndr_push_spoolss_DeviceMode);
 449
 450                 if (NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 451                         regval_ctr_addvalue(values, "Default Devmode", REG_BINARY,
 452                                             (const char *)blob.data, blob.length);
 453                 }
 454         }
 455
 456         /* stream the printer security descriptor */
 457
 458         if (info2->secdesc_buf &&
 459             info2->secdesc_buf->sd &&
 460             info2->secdesc_buf->sd_size)
 461         {
 462                 NTSTATUS status;
 463                 DATA_BLOB blob;
 464
 465                 status = marshall_sec_desc(values, info2->secdesc_buf->sd,
 466                                            &blob.data, &blob.length);
 467                 if (NT_STATUS_IS_OK(status)) {
 468                         regval_ctr_addvalue(values, "Security", REG_BINARY,
 469                                             (const char *)blob.data, blob.length);
 470                 }
 471         }
 472
 473         return;
 474 }
 475
 476 /**********************************************************************
 477  *********************************************************************/
 478
 479 static int key_printers_fetch_values(const char *key, struct regval_ctr *values)
 480 {
 481         int             num_values;
 482         char            *printers_key;
 483         char            *printername, *printerdatakey;
 484         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 485         NT_PRINTER_DATA *p_data;
 486         int             i, key_index;
 487
 488         printers_key = strip_printers_prefix( key );
 489
 490         /* top level key values stored in the registry has no values */
 491
 492         if ( !printers_key ) {
 493                 /* normalize to the 'HKLM\SOFTWARE\...\Print\Printers' key */
 494                 return regdb_fetch_values( KEY_WINNT_PRINTERS, values );
 495         }
 496
 497         /* lookup the printer object */
 498
 499         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
 500                 return -1;
 501         }
 502
 503         if ( !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
 504                 goto done;
 505
 506         if ( !printerdatakey ) {
 507                 fill_in_printer_values( printer->info_2, values );
 508                 goto done;
 509         }
 510
 511         /* iterate over all printer data keys and fill the regval container */
 512
 513         p_data = printer->info_2->data;
 514         if ( (key_index = lookup_printerkey( p_data, printerdatakey )) == -1  ) {
 515                 /* failure....should never happen if the client has a valid open handle first */
 516                 DEBUG(10,("key_printers_fetch_values: Unknown keyname [%s]\n", printerdatakey));
 517                 free_a_printer( &printer, 2 );
 518                 return -1;
 519         }
 520
 521         num_values = regval_ctr_numvals( p_data->keys[key_index].values );
 522         for ( i=0; i<num_values; i++ )
 523                 regval_ctr_copyvalue( values, regval_ctr_specific_value(p_data->keys[key_index].values, i) );
 524
 525
 526 done:
 527         if ( printer )
 528                 free_a_printer( &printer, 2 );
 529
 530         return regval_ctr_numvals( values );
 531 }
 532
 533 /**********************************************************************
 534  *********************************************************************/
 535
 536 #define REG_IDX_ATTRIBUTES              1
 537 #define REG_IDX_PRIORITY                2
 538 #define REG_IDX_DEFAULT_PRIORITY        3
 539 #define REG_IDX_CHANGEID                4
 540 #define REG_IDX_STATUS                  5
 541 #define REG_IDX_STARTTIME               6
 542 #define REG_IDX_NAME                    7
 543 #define REG_IDX_LOCATION                8
 544 #define REG_IDX_DESCRIPTION             9
 545 #define REG_IDX_PARAMETERS              10
 546 #define REG_IDX_PORT                    12
 547 #define REG_IDX_SHARENAME               13
 548 #define REG_IDX_DRIVER                  14
 549 #define REG_IDX_SEP_FILE                15
 550 #define REG_IDX_PRINTPROC               16
 551 #define REG_IDX_DATATYPE                17
 552 #define REG_IDX_DEVMODE                 18
 553 #define REG_IDX_SECDESC                 19
 554 #define REG_IDX_UNTILTIME               20
 555
 556 struct {
 557         const char *name;
 558         int index;
 559 } printer_values_map[] = {
 560         { "Attributes",         REG_IDX_ATTRIBUTES },
 561         { "Priority",           REG_IDX_PRIORITY },
 562         { "Default Priority",   REG_IDX_DEFAULT_PRIORITY },
 563         { "ChangeID",           REG_IDX_CHANGEID },
 564         { "Status",             REG_IDX_STATUS },
 565         { "StartTime",          REG_IDX_STARTTIME },
 566         { "UntilTime",          REG_IDX_UNTILTIME },
 567         { "Name",               REG_IDX_NAME },
 568         { "Location",           REG_IDX_LOCATION },
 569         { "Description",        REG_IDX_DESCRIPTION },
 570         { "Parameters",         REG_IDX_PARAMETERS },
 571         { "Port",               REG_IDX_PORT },
 572         { "Share Name",         REG_IDX_SHARENAME },
 573         { "Printer Driver",     REG_IDX_DRIVER },
 574         { "Separator File",     REG_IDX_SEP_FILE },
 575         { "Print Processor",    REG_IDX_PRINTPROC },
 576         { "Datatype",           REG_IDX_DATATYPE },
 577         { "Default Devmode",    REG_IDX_DEVMODE },
 578         { "Security",           REG_IDX_SECDESC },
 579         { NULL, -1 }
 580 };
 581
 582
 583 static int find_valuename_index( const char *valuename )
 584 {
 585         int i;
 586
 587         for ( i=0; printer_values_map[i].name; i++ ) {
 588                 if ( strequal( valuename, printer_values_map[i].name ) )
 589                         return printer_values_map[i].index;
 590         }
 591
 592         return -1;
 593 }
 594
 595 /**********************************************************************
 596  *********************************************************************/
 597
 598 static void convert_values_to_printer_info_2(NT_PRINTER_INFO_LEVEL_2 *printer2, struct regval_ctr *values)
 599 {
 600         int num_values = regval_ctr_numvals( values );
 601         uint32 value_index;
 602         struct regval_blob *val;
 603         int i;
 604
 605         for ( i=0; i<num_values; i++ ) {
 606                 val = regval_ctr_specific_value( values, i );
 607                 value_index = find_valuename_index( regval_name( val ) );
 608
 609                 switch( value_index ) {
 610                         case REG_IDX_ATTRIBUTES:
 611                                 printer2->attributes = (uint32)(*regval_data_p(val));
 612                                 break;
 613                         case REG_IDX_PRIORITY:
 614                                 printer2->priority = (uint32)(*regval_data_p(val));
 615                                 break;
 616                         case REG_IDX_DEFAULT_PRIORITY:
 617                                 printer2->default_priority = (uint32)(*regval_data_p(val));
 618                                 break;
 619                         case REG_IDX_CHANGEID:
 620                                 printer2->changeid = (uint32)(*regval_data_p(val));
 621                                 break;
 622                         case REG_IDX_STARTTIME:
 623                                 printer2->starttime = (uint32)(*regval_data_p(val));
 624                                 break;
 625                         case REG_IDX_UNTILTIME:
 626                                 printer2->untiltime = (uint32)(*regval_data_p(val));
 627                                 break;
 628                         case REG_IDX_NAME:
 629                                 rpcstr_pull( printer2->printername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 630                                 break;
 631                         case REG_IDX_LOCATION:
 632                                 rpcstr_pull( printer2->location, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 633                                 break;
 634                         case REG_IDX_DESCRIPTION:
 635                                 rpcstr_pull( printer2->comment, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 636                                 break;
 637                         case REG_IDX_PARAMETERS:
 638                                 rpcstr_pull( printer2->parameters, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 639                                 break;
 640                         case REG_IDX_PORT:
 641                                 rpcstr_pull( printer2->portname, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 642                                 break;
 643                         case REG_IDX_SHARENAME:
 644                                 rpcstr_pull( printer2->sharename, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 645                                 break;
 646                         case REG_IDX_DRIVER:
 647                                 rpcstr_pull( printer2->drivername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 648                                 break;
 649                         case REG_IDX_SEP_FILE:
 650                                 rpcstr_pull( printer2->sepfile, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 651                                 break;
 652                         case REG_IDX_PRINTPROC:
 653                                 rpcstr_pull( printer2->printprocessor, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 654                                 break;
 655                         case REG_IDX_DATATYPE:
 656                                 rpcstr_pull( printer2->datatype, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 657                                 break;
 658                         case REG_IDX_DEVMODE:
 659                                 break;
 660                         case REG_IDX_SECDESC:
 661                                 break;
 662                         default:
 663                                 /* unsupported value...throw away */
 664                                 DEBUG(8,("convert_values_to_printer_info_2: Unsupported registry value [%s]\n",
 665                                         regval_name( val ) ));
 666                 }
 667         }
 668
 669         return;
 670 }
 671
 672 /**********************************************************************
 673  *********************************************************************/
 674
 675 static bool key_printers_store_values(const char *key, struct regval_ctr *values)
 676 {
 677         char *printers_key;
 678         char *printername, *keyname;
 679         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 680         WERROR result;
 681
 682         printers_key = strip_printers_prefix( key );
 683
 684         /* values in the top level key get stored in the registry */
 685
 686         if ( !printers_key ) {
 687                 /* normalize on the 'HKLM\SOFTWARE\....\Print\Printers' key */
 688                 return regdb_store_values( KEY_WINNT_PRINTERS, values );
 689         }
 690
 691         if (!reg_split_path( printers_key, &printername, &keyname )) {
 692                 return False;
 693         }
 694
 695         if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername) ) )
 696                 return False;
 697
 698         /* deal with setting values directly under the printername */
 699
 700         if ( !keyname ) {
 701                 convert_values_to_printer_info_2( printer->info_2, values );
 702         }
 703         else {
 704                 int num_values = regval_ctr_numvals( values );
 705                 int i;
 706                 struct regval_blob *val;
 707
 708                 delete_printer_key( printer->info_2->data, keyname );
 709
 710                 /* deal with any subkeys */
 711                 for ( i=0; i<num_values; i++ ) {
 712                         val = regval_ctr_specific_value( values, i );
 713                         result = set_printer_dataex( printer, keyname,
 714                                 regval_name( val ),
 715                                 regval_type( val ),
 716                                 regval_data_p( val ),
 717                                 regval_size( val ) );
 718                         if ( !W_ERROR_IS_OK(result) ) {
 719                                 DEBUG(0,("key_printers_store_values: failed to set printer data [%s]!\n",
 720                                         keyname));
 721                                 free_a_printer( &printer, 2 );
 722                                 return False;
 723                         }
 724                 }
 725         }
 726
 727         result = mod_a_printer( printer, 2 );
 728
 729         free_a_printer( &printer, 2 );
 730
 731         return W_ERROR_IS_OK(result);
 732 }
 733
 734 /*********************************************************************
 735  *********************************************************************
 736  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
 737  *********************************************************************
 738  *********************************************************************/
 739
 740 static int key_driver_fetch_keys( const char *key, struct regsubkey_ctr *subkeys )
 741 {
 742         const char *environments[] = {
 743                 "Windows 4.0",
 744                 "Windows NT x86",
 745                 "Windows NT R4000",
 746                 "Windows NT Alpha_AXP",
 747                 "Windows NT PowerPC",
 748                 "Windows IA64",
 749                 "Windows x64",
 750                 NULL };
 751         fstring *drivers = NULL;
 752         int i, env_index, num_drivers;
 753         char *keystr, *base, *subkeypath;
 754         char *key2 = NULL;
 755         int num_subkeys = -1;
 756         int version;
 757         TALLOC_CTX *ctx = talloc_tos();
 758
 759         DEBUG(10,("key_driver_fetch_keys key=>[%s]\n", key ? key : "NULL" ));
 760
 761         keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS) );
 762
 763         /* list all possible architectures */
 764
 765         if ( !keystr ) {
 766                 for ( num_subkeys=0; environments[num_subkeys]; num_subkeys++ )
 767                         regsubkey_ctr_addkey( subkeys,  environments[num_subkeys] );
 768
 769                 return num_subkeys;
 770         }
 771
 772         /* we are dealing with a subkey of "Environments */
 773         key2 = talloc_strdup(ctx, keystr);
 774         if (!key2) {
 775                 return -1;
 776         }
 777         keystr = key2;
 778         if (!reg_split_path(keystr, &base, &subkeypath )) {
 779                 return -1;
 780         }
 781
 782         /* sanity check */
 783
 784         for ( env_index=0; environments[env_index]; env_index++ ) {
 785                 if ( strequal( environments[env_index], base ) )
 786                         break;
 787         }
 788         if ( !environments[env_index] )
 789                 return -1;
 790
 791         /* ...\Print\Environements\...\ */
 792
 793         if ( !subkeypath ) {
 794                 regsubkey_ctr_addkey( subkeys, "Drivers" );
 795                 regsubkey_ctr_addkey( subkeys, "Print Processors" );
 796
 797                 return 2;
 798         }
 799
 800         /* more of the key path to process */
 801
 802         keystr = subkeypath;
 803         if (!reg_split_path( keystr, &base, &subkeypath )) {
 804                 return -1;
 805         }
 806
 807         /* ...\Print\Environements\...\Drivers\ */
 808
 809         if ( !subkeypath ) {
 810                 if ( strequal(base, "Drivers") ) {
 811                         switch ( env_index ) {
 812                                 case 0: /* Win9x */
 813                                         regsubkey_ctr_addkey( subkeys, "Version-0" );
 814                                         break;
 815                                 default: /* Windows NT based systems */
 816                                         regsubkey_ctr_addkey( subkeys, "Version-2" );
 817                                         regsubkey_ctr_addkey( subkeys, "Version-3" );
 818                                         break;
 819                         }
 820
 821                         return regsubkey_ctr_numkeys( subkeys );
 822                 } else if ( strequal(base, "Print Processors") ) {
 823                         if ( env_index == 1 || env_index == 5 || env_index == 6 )
 824
 825
 826                         return regsubkey_ctr_numkeys( subkeys );
 827                 } else
 828                         return -1;      /* bad path */
 829         }
 830
 831         /* we finally get to enumerate the drivers */
 832
 833         /* only one possible subkey below PrintProc key */
 834
 835         if ( strequal(base, "Print Processors") ) {
 836                 keystr = subkeypath;
 837                 if (!reg_split_path( keystr, &base, &subkeypath )) {
 838                         return -1;
 839                 }
 840
 841                 /* no subkeys below this point */
 842
 843                 if ( subkeypath )
 844                         return -1;
 845
 846                 /* only allow one keyname here -- 'winprint' */
 847
 848                 return strequal( base, "winprint" ) ? 0 : -1;
 849         }
 850
 851         /* only dealing with drivers from here on out */
 852
 853         keystr = subkeypath;
 854         if (!reg_split_path( keystr, &base, &subkeypath )) {
 855                 return -1;
 856         }
 857
 858         version = atoi(&base[strlen(base)-1]);
 859
 860         switch (env_index) {
 861         case 0:
 862                 if ( version != 0 )
 863                         return -1;
 864                 break;
 865         default:
 866                 if ( version != 2 && version != 3 )
 867                         return -1;
 868                 break;
 869         }
 870
 871
 872         if ( !subkeypath ) {
 873                 num_drivers = get_ntdrivers( &drivers, environments[env_index], version );
 874                 for ( i=0; i<num_drivers; i++ )
 875                         regsubkey_ctr_addkey( subkeys, drivers[i] );
 876
 877                 return regsubkey_ctr_numkeys( subkeys );
 878         }
 879
 880         /* if anything else left, just say if has no subkeys */
 881
 882         DEBUG(1,("key_driver_fetch_keys unhandled key [%s] (subkey == %s)\n",
 883                 key, subkeypath ));
 884
 885         return 0;
 886 }
 887
 888
 889 /**********************************************************************
 890  *********************************************************************/
 891
 892 static void fill_in_driver_values(NT_PRINTER_DRIVER_INFO_LEVEL_3 *info3, struct regval_ctr *values)
 893 {
 894         char *buffer = NULL;
 895         int buffer_size = 0;
 896         int i, length;
 897         const char *filename;
 898         DATA_BLOB data;
 899
 900         filename = dos_basename( info3->driverpath );
 901         push_reg_sz(talloc_tos(), &data, filename);
 902         regval_ctr_addvalue( values, "Driver", REG_SZ,
 903                 (char *)data.data, data.length);
 904
 905         filename = dos_basename( info3->configfile );
 906         push_reg_sz(talloc_tos(), &data, filename);
 907         regval_ctr_addvalue( values, "Configuration File", REG_SZ,
 908                 (char *)data.data, data.length);
 909
 910         filename = dos_basename( info3->datafile );
 911         push_reg_sz(talloc_tos(), &data, filename);
 912         regval_ctr_addvalue( values, "Data File", REG_SZ,
 913                 (char *)data.data, data.length);
 914
 915         filename = dos_basename( info3->helpfile );
 916         push_reg_sz(talloc_tos(), &data, filename);
 917         regval_ctr_addvalue( values, "Help File", REG_SZ,
 918                 (char *)data.data, data.length);
 919
 920         push_reg_sz(talloc_tos(), &data, info3->defaultdatatype);
 921         regval_ctr_addvalue( values, "Data Type", REG_SZ,
 922                 (char *)data.data, data.length);
 923
 924         regval_ctr_addvalue( values, "Version", REG_DWORD, (char*)&info3->cversion,
 925                 sizeof(info3->cversion) );
 926
 927         if ( info3->dependentfiles ) {
 928                 /* place the list of dependent files in a single
 929                    character buffer, separating each file name by
 930                    a NULL */
 931
 932                 for ( i=0; strcmp(info3->dependentfiles[i], ""); i++ ) {
 933                         /* strip the path to only the file's base name */
 934
 935                         filename = dos_basename( info3->dependentfiles[i] );
 936
 937                         length = strlen(filename);
 938
 939                         buffer = (char *)SMB_REALLOC( buffer, buffer_size + (length + 1)*sizeof(uint16) );
 940                         if ( !buffer ) {
 941                                 break;
 942                         }
 943
 944                         push_reg_sz(talloc_tos(), &data, filename);
 945                         memcpy( buffer+buffer_size, (char*)data.data, data.length);
 946
 947                         buffer_size += (length + 1)*sizeof(uint16);
 948                 }
 949
 950                 /* terminated by double NULL.  Add the final one here */
 951
 952                 buffer = (char *)SMB_REALLOC( buffer, buffer_size + 2 );
 953                 if ( !buffer ) {
 954                         buffer_size = 0;
 955                 } else {
 956                         buffer[buffer_size++] = '\0';
 957                         buffer[buffer_size++] = '\0';
 958                 }
 959         }
 960
 961         regval_ctr_addvalue( values, "Dependent Files",    REG_MULTI_SZ, buffer, buffer_size );
 962
 963         SAFE_FREE( buffer );
 964
 965         return;
 966 }
 967
 968 /**********************************************************************
 969  *********************************************************************/
 970
 971 static int driver_arch_fetch_values(char *key, struct regval_ctr *values)
 972 {
 973         char            *keystr, *base, *subkeypath;
 974         fstring         arch_environment;
 975         fstring         driver;
 976         int             version;
 977         NT_PRINTER_DRIVER_INFO_LEVEL    driver_ctr;
 978         WERROR          w_result;
 979
 980         if (!reg_split_path( key, &base, &subkeypath )) {
 981                 return -1;
 982         }
 983
 984         /* no values in 'Environments\Drivers\Windows NT x86' */
 985
 986         if ( !subkeypath )
 987                 return 0;
 988
 989         /* We have the Architecture string and some subkey name:
 990            Currently we only support
 991            * Drivers
 992            * Print Processors
 993            Anything else is an error.
 994            */
 995
 996         fstrcpy( arch_environment, base );
 997
 998         keystr = subkeypath;
 999         if (!reg_split_path( keystr, &base, &subkeypath )) {
1000                 return -1;
1001         }
1002
1003         if ( strequal(base, "Print Processors") )
1004                 return 0;
1005
1006         /* only Drivers key can be left */
1007
1008         if ( !strequal(base, "Drivers") )
1009                 return -1;
1010
1011         if ( !subkeypath )
1012                 return 0;
1013
1014         /* We know that we have Architechure\Drivers with some subkey name
1015            The subkey name has to be Version-XX */
1016
1017         keystr = subkeypath;
1018         if (!reg_split_path( keystr, &base, &subkeypath )) {
1019                 return -1;
1020         }
1021
1022         if ( !subkeypath )
1023                 return 0;
1024
1025         version = atoi(&base[strlen(base)-1]);
1026
1027         /* BEGIN PRINTER DRIVER NAME BLOCK */
1028
1029         keystr = subkeypath;
1030         if (!reg_split_path( keystr, &base, &subkeypath )) {
1031                 return -1;
1032         }
1033
1034         /* don't go any deeper for now */
1035
1036         fstrcpy( driver, base );
1037
1038         w_result = get_a_printer_driver( &driver_ctr, 3, driver, arch_environment, version );
1039
1040         if ( !W_ERROR_IS_OK(w_result) )
1041                 return -1;
1042
1043         fill_in_driver_values( driver_ctr.info_3, values );
1044
1045         free_a_printer_driver( driver_ctr, 3 );
1046
1047         /* END PRINTER DRIVER NAME BLOCK */
1048
1049
1050         DEBUG(8,("key_driver_fetch_values: Exit\n"));
1051
1052         return regval_ctr_numvals( values );
1053 }
1054
1055 /**********************************************************************
1056  *********************************************************************/
1057
1058 static int key_driver_fetch_values(const char *key, struct regval_ctr *values)
1059 {
1060         char *keystr = NULL;
1061         char *subkey = NULL;
1062         TALLOC_CTX *ctx = talloc_tos();
1063
1064         DEBUG(8,("key_driver_fetch_values: Enter key => [%s]\n", key ? key : "NULL"));
1065
1066         /* no values in the Environments key */
1067
1068         if (!(keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS))))
1069                 return 0;
1070
1071         subkey = talloc_strdup(ctx, keystr);
1072         if (!subkey) {
1073                 return 0;
1074         }
1075
1076         /* pass off to handle subkeys */
1077
1078         return driver_arch_fetch_values( subkey, values );
1079 }
1080
1081 /*********************************************************************
1082  *********************************************************************
1083  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
1084  *********************************************************************
1085  *********************************************************************/
1086
1087 static int key_print_fetch_keys( const char *key, struct regsubkey_ctr *subkeys )
1088 {
1089         int key_len = strlen(key);
1090
1091         /* no keys below 'Print' handled here */
1092
1093         if ( (key_len != strlen(KEY_CONTROL_PRINT)) && (key_len != strlen(KEY_WINNT_PRINT)) )
1094                 return -1;
1095
1096         regsubkey_ctr_addkey( subkeys, "Environments" );
1097         regsubkey_ctr_addkey( subkeys, "Monitors" );
1098         regsubkey_ctr_addkey( subkeys, "Forms" );
1099         regsubkey_ctr_addkey( subkeys, "Printers" );
1100
1101         return regsubkey_ctr_numkeys( subkeys );
1102 }
1103
1104 /**********************************************************************
1105  *********************************************************************
1106  ** Structure to hold dispatch table of ops for various printer keys.
1107  ** Make sure to always store deeper keys along the same path first so
1108  ** we ge a more specific match.
1109  *********************************************************************
1110  *********************************************************************/
1111
1112 static struct reg_dyn_tree print_registry[] = {
1113 /* just pass the monitor onto the registry tdb */
1114 { KEY_MONITORS,
1115         &regdb_fetch_keys,
1116         &regdb_store_keys,
1117         &regdb_fetch_values,
1118         &regdb_store_values },
1119 { KEY_FORMS,
1120         &key_forms_fetch_keys,
1121         NULL,
1122         &key_forms_fetch_values,
1123         NULL },
1124 { KEY_CONTROL_PRINTERS,
1125         &key_printers_fetch_keys,
1126         &key_printers_store_keys,
1127         &key_printers_fetch_values,
1128         &key_printers_store_values },
1129 { KEY_ENVIRONMENTS,
1130         &key_driver_fetch_keys,
1131         NULL,
1132         &key_driver_fetch_values,
1133         NULL },
1134 { KEY_CONTROL_PRINT,
1135         &key_print_fetch_keys,
1136         NULL,
1137         NULL,
1138         NULL },
1139 { KEY_WINNT_PRINTERS,
1140         &key_printers_fetch_keys,
1141         &key_printers_store_keys,
1142         &key_printers_fetch_values,
1143         &key_printers_store_values },
1144 { KEY_PORTS,
1145         &regdb_fetch_keys,
1146         &regdb_store_keys,
1147         &regdb_fetch_values,
1148         &regdb_store_values },
1149
1150 { NULL, NULL, NULL, NULL, NULL }
1151 };
1152
1153
1154 /**********************************************************************
1155  *********************************************************************
1156  ** Main reg_printing interface functions
1157  *********************************************************************
1158  *********************************************************************/
1159
1160 /***********************************************************************
1161  Lookup a key in the print_registry table, returning its index.
1162  -1 on failure
1163  **********************************************************************/
1164
1165 static int match_registry_path(const char *key)
1166 {
1167         int i;
1168         char *path = NULL;
1169         TALLOC_CTX *ctx = talloc_tos();
1170
1171         if ( !key )
1172                 return -1;
1173
1174         path = talloc_strdup(ctx, key);
1175         if (!path) {
1176                 return -1;
1177         }
1178         path = normalize_reg_path(ctx, path);
1179         if (!path) {
1180                 return -1;
1181         }
1182
1183         for ( i=0; print_registry[i].path; i++ ) {
1184                 if (strncmp( path, print_registry[i].path, strlen(print_registry[i].path) ) == 0 )
1185                         return i;
1186         }
1187
1188         return -1;
1189 }
1190
1191 /***********************************************************************
1192  **********************************************************************/
1193
1194 static int regprint_fetch_reg_keys( const char *key, struct regsubkey_ctr *subkeys )
1195 {
1196         int i = match_registry_path( key );
1197
1198         if ( i == -1 )
1199                 return -1;
1200
1201         if ( !print_registry[i].fetch_subkeys )
1202                 return -1;
1203
1204         return print_registry[i].fetch_subkeys( key, subkeys );
1205 }
1206
1207 /**********************************************************************
1208  *********************************************************************/
1209
1210 static bool regprint_store_reg_keys( const char *key, struct regsubkey_ctr *subkeys )
1211 {
1212         int i = match_registry_path( key );
1213
1214         if ( i == -1 )
1215                 return False;
1216
1217         if ( !print_registry[i].store_subkeys )
1218                 return False;
1219
1220         return print_registry[i].store_subkeys( key, subkeys );
1221 }
1222
1223 /**********************************************************************
1224  *********************************************************************/
1225
1226 static int regprint_fetch_reg_values(const char *key, struct regval_ctr *values)
1227 {
1228         int i = match_registry_path( key );
1229
1230         if ( i == -1 )
1231                 return -1;
1232
1233         /* return 0 values by default since we know the key had
1234            to exist because the client opened a handle */
1235
1236         if ( !print_registry[i].fetch_values )
1237                 return 0;
1238
1239         return print_registry[i].fetch_values( key, values );
1240 }
1241
1242 /**********************************************************************
1243  *********************************************************************/
1244
1245 static bool regprint_store_reg_values(const char *key, struct regval_ctr *values)
1246 {
1247         int i = match_registry_path( key );
1248
1249         if ( i == -1 )
1250                 return False;
1251
1252         if ( !print_registry[i].store_values )
1253                 return False;
1254
1255         return print_registry[i].store_values( key, values );
1256 }
1257
1258 /*
1259  * Table of function pointers for accessing printing data
1260  */
1261
1262 struct registry_ops printing_ops = {
1263         .fetch_subkeys = regprint_fetch_reg_keys,
1264         .fetch_values = regprint_fetch_reg_values,
1265         .store_subkeys = regprint_store_reg_keys,
1266         .store_values = regprint_store_reg_values,
1267 };