source/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, REGSUBKEY_CTR *subkeys );
  46         bool (*store_subkeys) ( const char *path, REGSUBKEY_CTR *subkeys );
  47         int  (*fetch_values)  ( const char *path, REGVAL_CTR *values );
  48         bool (*store_values)  ( const char *path, 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, 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, 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, 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( 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, 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, REGVAL_CTR *values )
 387 {
 388         DEVICEMODE      *devmode;
 389         prs_struct      prs;
 390         uint32          offset;
 391         UNISTR2         data;
 392         char            *p;
 393         uint32 printer_status = PRINTER_STATUS_OK;
 394
 395         regval_ctr_addvalue( values, "Attributes",       REG_DWORD, (char*)&info2->attributes,       sizeof(info2->attributes) );
 396         regval_ctr_addvalue( values, "Priority",         REG_DWORD, (char*)&info2->priority,         sizeof(info2->attributes) );
 397         regval_ctr_addvalue( values, "ChangeID",         REG_DWORD, (char*)&info2->changeid,         sizeof(info2->changeid) );
 398         regval_ctr_addvalue( values, "Default Priority", REG_DWORD, (char*)&info2->default_priority, sizeof(info2->default_priority) );
 399
 400         /* lie and say everything is ok since we don't want to call print_queue_length() to get the real status */
 401         regval_ctr_addvalue( values, "Status",           REG_DWORD, (char*)&printer_status,          sizeof(info2->status) );
 402
 403         regval_ctr_addvalue( values, "StartTime",        REG_DWORD, (char*)&info2->starttime,        sizeof(info2->starttime) );
 404         regval_ctr_addvalue( values, "UntilTime",        REG_DWORD, (char*)&info2->untiltime,        sizeof(info2->untiltime) );
 405
 406         /* strip the \\server\ from this string */
 407         if ( !(p = strrchr( info2->printername, '\\' ) ) )
 408                 p = info2->printername;
 409         else
 410                 p++;
 411         init_unistr2( &data, p, UNI_STR_TERMINATE);
 412         regval_ctr_addvalue( values, "Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 413
 414         init_unistr2( &data, info2->location, UNI_STR_TERMINATE);
 415         regval_ctr_addvalue( values, "Location", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 416
 417         init_unistr2( &data, info2->comment, UNI_STR_TERMINATE);
 418         regval_ctr_addvalue( values, "Description", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 419
 420         init_unistr2( &data, info2->parameters, UNI_STR_TERMINATE);
 421         regval_ctr_addvalue( values, "Parameters", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 422
 423         init_unistr2( &data, info2->portname, UNI_STR_TERMINATE);
 424         regval_ctr_addvalue( values, "Port", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 425
 426         init_unistr2( &data, info2->sharename, UNI_STR_TERMINATE);
 427         regval_ctr_addvalue( values, "Share Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 428
 429         init_unistr2( &data, info2->drivername, UNI_STR_TERMINATE);
 430         regval_ctr_addvalue( values, "Printer Driver", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 431
 432         init_unistr2( &data, info2->sepfile, UNI_STR_TERMINATE);
 433         regval_ctr_addvalue( values, "Separator File", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 434
 435         init_unistr2( &data, "WinPrint", UNI_STR_TERMINATE);
 436         regval_ctr_addvalue( values, "Print Processor",  REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 437
 438         init_unistr2( &data, "RAW", UNI_STR_TERMINATE);
 439         regval_ctr_addvalue( values, "Datatype", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 440
 441
 442         /* use a prs_struct for converting the devmode and security
 443            descriptor to REG_BINARY */
 444
 445         if (!prs_init( &prs, RPC_MAX_PDU_FRAG_LEN, values, MARSHALL))
 446                 return;
 447
 448         /* stream the device mode */
 449
 450         if ( (devmode = construct_dev_mode( info2->sharename )) != NULL ) {
 451                 if ( spoolss_io_devmode( "devmode", &prs, 0, devmode ) ) {
 452                         offset = prs_offset( &prs );
 453                         regval_ctr_addvalue( values, "Default Devmode", REG_BINARY, prs_data_p(&prs), offset );
 454                 }
 455         }
 456
 457         prs_mem_clear( &prs );
 458         prs_set_offset( &prs, 0 );
 459
 460         /* stream the printer security descriptor */
 461
 462         if ( info2->secdesc_buf &&
 463              info2->secdesc_buf->sd &&
 464              info2->secdesc_buf->sd_size )
 465         {
 466                 if ( sec_io_desc("sec_desc", &info2->secdesc_buf->sd, &prs, 0 ) ) {
 467                         offset = prs_offset( &prs );
 468                         regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&prs), offset );
 469                 }
 470         }
 471
 472         prs_mem_free( &prs );
 473
 474         return;
 475 }
 476
 477 /**********************************************************************
 478  *********************************************************************/
 479
 480 static int key_printers_fetch_values( const char *key, REGVAL_CTR *values )
 481 {
 482         int             num_values;
 483         char            *printers_key;
 484         char            *printername, *printerdatakey;
 485         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 486         NT_PRINTER_DATA *p_data;
 487         int             i, key_index;
 488
 489         printers_key = strip_printers_prefix( key );
 490
 491         /* top level key values stored in the registry has no values */
 492
 493         if ( !printers_key ) {
 494                 /* normalize to the 'HKLM\SOFTWARE\...\Print\Printers' key */
 495                 return regdb_fetch_values( KEY_WINNT_PRINTERS, values );
 496         }
 497
 498         /* lookup the printer object */
 499
 500         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
 501                 return -1;
 502         }
 503
 504         if ( !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
 505                 goto done;
 506
 507         if ( !printerdatakey ) {
 508                 fill_in_printer_values( printer->info_2, values );
 509                 goto done;
 510         }
 511
 512         /* iterate over all printer data keys and fill the regval container */
 513
 514         p_data = printer->info_2->data;
 515         if ( (key_index = lookup_printerkey( p_data, printerdatakey )) == -1  ) {
 516                 /* failure....should never happen if the client has a valid open handle first */
 517                 DEBUG(10,("key_printers_fetch_values: Unknown keyname [%s]\n", printerdatakey));
 518                 free_a_printer( &printer, 2 );
 519                 return -1;
 520         }
 521
 522         num_values = regval_ctr_numvals( p_data->keys[key_index].values );
 523         for ( i=0; i<num_values; i++ )
 524                 regval_ctr_copyvalue( values, regval_ctr_specific_value(p_data->keys[key_index].values, i) );
 525
 526
 527 done:
 528         if ( printer )
 529                 free_a_printer( &printer, 2 );
 530
 531         return regval_ctr_numvals( values );
 532 }
 533
 534 /**********************************************************************
 535  *********************************************************************/
 536
 537 #define REG_IDX_ATTRIBUTES              1
 538 #define REG_IDX_PRIORITY                2
 539 #define REG_IDX_DEFAULT_PRIORITY        3
 540 #define REG_IDX_CHANGEID                4
 541 #define REG_IDX_STATUS                  5
 542 #define REG_IDX_STARTTIME               6
 543 #define REG_IDX_NAME                    7
 544 #define REG_IDX_LOCATION                8
 545 #define REG_IDX_DESCRIPTION             9
 546 #define REG_IDX_PARAMETERS              10
 547 #define REG_IDX_PORT                    12
 548 #define REG_IDX_SHARENAME               13
 549 #define REG_IDX_DRIVER                  14
 550 #define REG_IDX_SEP_FILE                15
 551 #define REG_IDX_PRINTPROC               16
 552 #define REG_IDX_DATATYPE                17
 553 #define REG_IDX_DEVMODE                 18
 554 #define REG_IDX_SECDESC                 19
 555 #define REG_IDX_UNTILTIME               20
 556
 557 struct {
 558         const char *name;
 559         int index;
 560 } printer_values_map[] = {
 561         { "Attributes",         REG_IDX_ATTRIBUTES },
 562         { "Priority",           REG_IDX_PRIORITY },
 563         { "Default Priority",   REG_IDX_DEFAULT_PRIORITY },
 564         { "ChangeID",           REG_IDX_CHANGEID },
 565         { "Status",             REG_IDX_STATUS },
 566         { "StartTime",          REG_IDX_STARTTIME },
 567         { "UntilTime",          REG_IDX_UNTILTIME },
 568         { "Name",               REG_IDX_NAME },
 569         { "Location",           REG_IDX_LOCATION },
 570         { "Description",        REG_IDX_DESCRIPTION },
 571         { "Parameters",         REG_IDX_PARAMETERS },
 572         { "Port",               REG_IDX_PORT },
 573         { "Share Name",         REG_IDX_SHARENAME },
 574         { "Printer Driver",     REG_IDX_DRIVER },
 575         { "Separator File",     REG_IDX_SEP_FILE },
 576         { "Print Processor",    REG_IDX_PRINTPROC },
 577         { "Datatype",           REG_IDX_DATATYPE },
 578         { "Default Devmode",    REG_IDX_DEVMODE },
 579         { "Security",           REG_IDX_SECDESC },
 580         { NULL, -1 }
 581 };
 582
 583
 584 static int find_valuename_index( const char *valuename )
 585 {
 586         int i;
 587
 588         for ( i=0; printer_values_map[i].name; i++ ) {
 589                 if ( strequal( valuename, printer_values_map[i].name ) )
 590                         return printer_values_map[i].index;
 591         }
 592
 593         return -1;
 594 }
 595
 596 /**********************************************************************
 597  *********************************************************************/
 598
 599 static void convert_values_to_printer_info_2( NT_PRINTER_INFO_LEVEL_2 *printer2, REGVAL_CTR *values )
 600 {
 601         int num_values = regval_ctr_numvals( values );
 602         uint32 value_index;
 603         REGISTRY_VALUE *val;
 604         int i;
 605
 606         for ( i=0; i<num_values; i++ ) {
 607                 val = regval_ctr_specific_value( values, i );
 608                 value_index = find_valuename_index( regval_name( val ) );
 609
 610                 switch( value_index ) {
 611                         case REG_IDX_ATTRIBUTES:
 612                                 printer2->attributes = (uint32)(*regval_data_p(val));
 613                                 break;
 614                         case REG_IDX_PRIORITY:
 615                                 printer2->priority = (uint32)(*regval_data_p(val));
 616                                 break;
 617                         case REG_IDX_DEFAULT_PRIORITY:
 618                                 printer2->default_priority = (uint32)(*regval_data_p(val));
 619                                 break;
 620                         case REG_IDX_CHANGEID:
 621                                 printer2->changeid = (uint32)(*regval_data_p(val));
 622                                 break;
 623                         case REG_IDX_STARTTIME:
 624                                 printer2->starttime = (uint32)(*regval_data_p(val));
 625                                 break;
 626                         case REG_IDX_UNTILTIME:
 627                                 printer2->untiltime = (uint32)(*regval_data_p(val));
 628                                 break;
 629                         case REG_IDX_NAME:
 630                                 rpcstr_pull( printer2->printername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 631                                 break;
 632                         case REG_IDX_LOCATION:
 633                                 rpcstr_pull( printer2->location, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 634                                 break;
 635                         case REG_IDX_DESCRIPTION:
 636                                 rpcstr_pull( printer2->comment, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 637                                 break;
 638                         case REG_IDX_PARAMETERS:
 639                                 rpcstr_pull( printer2->parameters, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 640                                 break;
 641                         case REG_IDX_PORT:
 642                                 rpcstr_pull( printer2->portname, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 643                                 break;
 644                         case REG_IDX_SHARENAME:
 645                                 rpcstr_pull( printer2->sharename, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 646                                 break;
 647                         case REG_IDX_DRIVER:
 648                                 rpcstr_pull( printer2->drivername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 649                                 break;
 650                         case REG_IDX_SEP_FILE:
 651                                 rpcstr_pull( printer2->sepfile, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 652                                 break;
 653                         case REG_IDX_PRINTPROC:
 654                                 rpcstr_pull( printer2->printprocessor, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 655                                 break;
 656                         case REG_IDX_DATATYPE:
 657                                 rpcstr_pull( printer2->datatype, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
 658                                 break;
 659                         case REG_IDX_DEVMODE:
 660                                 break;
 661                         case REG_IDX_SECDESC:
 662                                 break;
 663                         default:
 664                                 /* unsupported value...throw away */
 665                                 DEBUG(8,("convert_values_to_printer_info_2: Unsupported registry value [%s]\n",
 666                                         regval_name( val ) ));
 667                 }
 668         }
 669
 670         return;
 671 }
 672
 673 /**********************************************************************
 674  *********************************************************************/
 675
 676 static bool key_printers_store_values( const char *key, REGVAL_CTR *values )
 677 {
 678         char *printers_key;
 679         char *printername, *keyname;
 680         NT_PRINTER_INFO_LEVEL   *printer = NULL;
 681         WERROR result;
 682
 683         printers_key = strip_printers_prefix( key );
 684
 685         /* values in the top level key get stored in the registry */
 686
 687         if ( !printers_key ) {
 688                 /* normalize on the 'HKLM\SOFTWARE\....\Print\Printers' key */
 689                 return regdb_store_values( KEY_WINNT_PRINTERS, values );
 690         }
 691
 692         if (!reg_split_path( printers_key, &printername, &keyname )) {
 693                 return False;
 694         }
 695
 696         if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername) ) )
 697                 return False;
 698
 699         /* deal with setting values directly under the printername */
 700
 701         if ( !keyname ) {
 702                 convert_values_to_printer_info_2( printer->info_2, values );
 703         }
 704         else {
 705                 int num_values = regval_ctr_numvals( values );
 706                 int i;
 707                 REGISTRY_VALUE *val;
 708
 709                 delete_printer_key( printer->info_2->data, keyname );
 710
 711                 /* deal with any subkeys */
 712                 for ( i=0; i<num_values; i++ ) {
 713                         val = regval_ctr_specific_value( values, i );
 714                         result = set_printer_dataex( printer, keyname,
 715                                 regval_name( val ),
 716                                 regval_type( val ),
 717                                 regval_data_p( val ),
 718                                 regval_size( val ) );
 719                         if ( !W_ERROR_IS_OK(result) ) {
 720                                 DEBUG(0,("key_printers_store_values: failed to set printer data [%s]!\n",
 721                                         keyname));
 722                                 free_a_printer( &printer, 2 );
 723                                 return False;
 724                         }
 725                 }
 726         }
 727
 728         result = mod_a_printer( printer, 2 );
 729
 730         free_a_printer( &printer, 2 );
 731
 732         return W_ERROR_IS_OK(result);
 733 }
 734
 735 /*********************************************************************
 736  *********************************************************************
 737  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
 738  *********************************************************************
 739  *********************************************************************/
 740
 741 static int key_driver_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
 742 {
 743         const char *environments[] = {
 744                 "Windows 4.0",
 745                 "Windows NT x86",
 746                 "Windows NT R4000",
 747                 "Windows NT Alpha_AXP",
 748                 "Windows NT PowerPC",
 749                 "Windows IA64",
 750                 "Windows x64",
 751                 NULL };
 752         fstring *drivers = NULL;
 753         int i, env_index, num_drivers;
 754         char *keystr, *base, *subkeypath;
 755         char *key2 = NULL;
 756         int num_subkeys = -1;
 757         int version;
 758         TALLOC_CTX *ctx = talloc_tos();
 759
 760         DEBUG(10,("key_driver_fetch_keys key=>[%s]\n", key ? key : "NULL" ));
 761
 762         keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS) );
 763
 764         /* list all possible architectures */
 765
 766         if ( !keystr ) {
 767                 for ( num_subkeys=0; environments[num_subkeys]; num_subkeys++ )
 768                         regsubkey_ctr_addkey( subkeys,  environments[num_subkeys] );
 769
 770                 return num_subkeys;
 771         }
 772
 773         /* we are dealing with a subkey of "Environments */
 774         key2 = talloc_strdup(ctx, keystr);
 775         if (!key2) {
 776                 return -1;
 777         }
 778         keystr = key2;
 779         if (!reg_split_path(keystr, &base, &subkeypath )) {
 780                 return -1;
 781         }
 782
 783         /* sanity check */
 784
 785         for ( env_index=0; environments[env_index]; env_index++ ) {
 786                 if ( strequal( environments[env_index], base ) )
 787                         break;
 788         }
 789         if ( !environments[env_index] )
 790                 return -1;
 791
 792         /* ...\Print\Environements\...\ */
 793
 794         if ( !subkeypath ) {
 795                 regsubkey_ctr_addkey( subkeys, "Drivers" );
 796                 regsubkey_ctr_addkey( subkeys, "Print Processors" );
 797
 798                 return 2;
 799         }
 800
 801         /* more of the key path to process */
 802
 803         keystr = subkeypath;
 804         if (!reg_split_path( keystr, &base, &subkeypath )) {
 805                 return -1;
 806         }
 807
 808         /* ...\Print\Environements\...\Drivers\ */
 809
 810         if ( !subkeypath ) {
 811                 if ( strequal(base, "Drivers") ) {
 812                         switch ( env_index ) {
 813                                 case 0: /* Win9x */
 814                                         regsubkey_ctr_addkey( subkeys, "Version-0" );
 815                                         break;
 816                                 default: /* Windows NT based systems */
 817                                         regsubkey_ctr_addkey( subkeys, "Version-2" );
 818                                         regsubkey_ctr_addkey( subkeys, "Version-3" );
 819                                         break;
 820                         }
 821
 822                         return regsubkey_ctr_numkeys( subkeys );
 823                 } else if ( strequal(base, "Print Processors") ) {
 824                         if ( env_index == 1 || env_index == 5 || env_index == 6 )
 825
 826
 827                         return regsubkey_ctr_numkeys( subkeys );
 828                 } else
 829                         return -1;      /* bad path */
 830         }
 831
 832         /* we finally get to enumerate the drivers */
 833
 834         /* only one possible subkey below PrintProc key */
 835
 836         if ( strequal(base, "Print Processors") ) {
 837                 keystr = subkeypath;
 838                 if (!reg_split_path( keystr, &base, &subkeypath )) {
 839                         return -1;
 840                 }
 841
 842                 /* no subkeys below this point */
 843
 844                 if ( subkeypath )
 845                         return -1;
 846
 847                 /* only allow one keyname here -- 'winprint' */
 848
 849                 return strequal( base, "winprint" ) ? 0 : -1;
 850         }
 851
 852         /* only dealing with drivers from here on out */
 853
 854         keystr = subkeypath;
 855         if (!reg_split_path( keystr, &base, &subkeypath )) {
 856                 return -1;
 857         }
 858
 859         version = atoi(&base[strlen(base)-1]);
 860
 861         switch (env_index) {
 862         case 0:
 863                 if ( version != 0 )
 864                         return -1;
 865                 break;
 866         default:
 867                 if ( version != 2 && version != 3 )
 868                         return -1;
 869                 break;
 870         }
 871
 872
 873         if ( !subkeypath ) {
 874                 num_drivers = get_ntdrivers( &drivers, environments[env_index], version );
 875                 for ( i=0; i<num_drivers; i++ )
 876                         regsubkey_ctr_addkey( subkeys, drivers[i] );
 877
 878                 return regsubkey_ctr_numkeys( subkeys );
 879         }
 880
 881         /* if anything else left, just say if has no subkeys */
 882
 883         DEBUG(1,("key_driver_fetch_keys unhandled key [%s] (subkey == %s\n",
 884                 key, subkeypath ));
 885
 886         return 0;
 887 }
 888
 889
 890 /**********************************************************************
 891  *********************************************************************/
 892
 893 static void fill_in_driver_values( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info3, REGVAL_CTR *values )
 894 {
 895         char *buffer = NULL;
 896         int buffer_size = 0;
 897         int i, length;
 898         const char *filename;
 899         UNISTR2 data;
 900
 901         filename = dos_basename( info3->driverpath );
 902         init_unistr2( &data, filename, UNI_STR_TERMINATE);
 903         regval_ctr_addvalue( values, "Driver", REG_SZ, (char*)data.buffer,
 904                 data.uni_str_len*sizeof(uint16) );
 905
 906         filename = dos_basename( info3->configfile );
 907         init_unistr2( &data, filename, UNI_STR_TERMINATE);
 908         regval_ctr_addvalue( values, "Configuration File", REG_SZ, (char*)data.buffer,
 909                 data.uni_str_len*sizeof(uint16) );
 910
 911         filename = dos_basename( info3->datafile );
 912         init_unistr2( &data, filename, UNI_STR_TERMINATE);
 913         regval_ctr_addvalue( values, "Data File", REG_SZ, (char*)data.buffer,
 914                 data.uni_str_len*sizeof(uint16) );
 915
 916         filename = dos_basename( info3->helpfile );
 917         init_unistr2( &data, filename, UNI_STR_TERMINATE);
 918         regval_ctr_addvalue( values, "Help File", REG_SZ, (char*)data.buffer,
 919                 data.uni_str_len*sizeof(uint16) );
 920
 921         init_unistr2( &data, info3->defaultdatatype, UNI_STR_TERMINATE);
 922         regval_ctr_addvalue( values, "Data Type", REG_SZ, (char*)data.buffer,
 923                 data.uni_str_len*sizeof(uint16) );
 924
 925         regval_ctr_addvalue( values, "Version", REG_DWORD, (char*)&info3->cversion,
 926                 sizeof(info3->cversion) );
 927
 928         if ( info3->dependentfiles ) {
 929                 /* place the list of dependent files in a single
 930                    character buffer, separating each file name by
 931                    a NULL */
 932
 933                 for ( i=0; strcmp(info3->dependentfiles[i], ""); i++ ) {
 934                         /* strip the path to only the file's base name */
 935
 936                         filename = dos_basename( info3->dependentfiles[i] );
 937
 938                         length = strlen(filename);
 939
 940                         buffer = (char *)SMB_REALLOC( buffer, buffer_size + (length + 1)*sizeof(uint16) );
 941                         if ( !buffer ) {
 942                                 break;
 943                         }
 944
 945                         init_unistr2( &data, filename, UNI_STR_TERMINATE);
 946                         memcpy( buffer+buffer_size, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
 947
 948                         buffer_size += (length + 1)*sizeof(uint16);
 949                 }
 950
 951                 /* terminated by double NULL.  Add the final one here */
 952
 953                 buffer = (char *)SMB_REALLOC( buffer, buffer_size + 2 );
 954                 if ( !buffer ) {
 955                         buffer_size = 0;
 956                 } else {
 957                         buffer[buffer_size++] = '\0';
 958                         buffer[buffer_size++] = '\0';
 959                 }
 960         }
 961
 962         regval_ctr_addvalue( values, "Dependent Files",    REG_MULTI_SZ, buffer, buffer_size );
 963
 964         SAFE_FREE( buffer );
 965
 966         return;
 967 }
 968
 969 /**********************************************************************
 970  *********************************************************************/
 971
 972 static int driver_arch_fetch_values( char *key, REGVAL_CTR *values )
 973 {
 974         char            *keystr, *base, *subkeypath;
 975         fstring         arch_environment;
 976         fstring         driver;
 977         int             version;
 978         NT_PRINTER_DRIVER_INFO_LEVEL    driver_ctr;
 979         WERROR          w_result;
 980
 981         if (!reg_split_path( key, &base, &subkeypath )) {
 982                 return -1;
 983         }
 984
 985         /* no values in 'Environments\Drivers\Windows NT x86' */
 986
 987         if ( !subkeypath )
 988                 return 0;
 989
 990         /* We have the Architecture string and some subkey name:
 991            Currently we only support
 992            * Drivers
 993            * Print Processors
 994            Anything else is an error.
 995            */
 996
 997         fstrcpy( arch_environment, base );
 998
 999         keystr = subkeypath;
1000         if (!reg_split_path( keystr, &base, &subkeypath )) {
1001                 return -1;
1002         }
1003
1004         if ( strequal(base, "Print Processors") )
1005                 return 0;
1006
1007         /* only Drivers key can be left */
1008
1009         if ( !strequal(base, "Drivers") )
1010                 return -1;
1011
1012         if ( !subkeypath )
1013                 return 0;
1014
1015         /* We know that we have Architechure\Drivers with some subkey name
1016            The subkey name has to be Version-XX */
1017
1018         keystr = subkeypath;
1019         if (!reg_split_path( keystr, &base, &subkeypath )) {
1020                 return -1;
1021         }
1022
1023         if ( !subkeypath )
1024                 return 0;
1025
1026         version = atoi(&base[strlen(base)-1]);
1027
1028         /* BEGIN PRINTER DRIVER NAME BLOCK */
1029
1030         keystr = subkeypath;
1031         if (!reg_split_path( keystr, &base, &subkeypath )) {
1032                 return -1;
1033         }
1034
1035         /* don't go any deeper for now */
1036
1037         fstrcpy( driver, base );
1038
1039         w_result = get_a_printer_driver( &driver_ctr, 3, driver, arch_environment, version );
1040
1041         if ( !W_ERROR_IS_OK(w_result) )
1042                 return -1;
1043
1044         fill_in_driver_values( driver_ctr.info_3, values );
1045
1046         free_a_printer_driver( driver_ctr, 3 );
1047
1048         /* END PRINTER DRIVER NAME BLOCK */
1049
1050
1051         DEBUG(8,("key_driver_fetch_values: Exit\n"));
1052
1053         return regval_ctr_numvals( values );
1054 }
1055
1056 /**********************************************************************
1057  *********************************************************************/
1058
1059 static int key_driver_fetch_values( const char *key, REGVAL_CTR *values )
1060 {
1061         char *keystr = NULL;
1062         char *subkey = NULL;
1063         TALLOC_CTX *ctx = talloc_tos();
1064
1065         DEBUG(8,("key_driver_fetch_values: Enter key => [%s]\n", key ? key : "NULL"));
1066
1067         /* no values in the Environments key */
1068
1069         if (!(keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS))))
1070                 return 0;
1071
1072         subkey = talloc_strdup(ctx, keystr);
1073         if (!subkey) {
1074                 return 0;
1075         }
1076
1077         /* pass off to handle subkeys */
1078
1079         return driver_arch_fetch_values( subkey, values );
1080 }
1081
1082 /*********************************************************************
1083  *********************************************************************
1084  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
1085  *********************************************************************
1086  *********************************************************************/
1087
1088 static int key_print_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
1089 {
1090         int key_len = strlen(key);
1091
1092         /* no keys below 'Print' handled here */
1093
1094         if ( (key_len != strlen(KEY_CONTROL_PRINT)) && (key_len != strlen(KEY_WINNT_PRINT)) )
1095                 return -1;
1096
1097         regsubkey_ctr_addkey( subkeys, "Environments" );
1098         regsubkey_ctr_addkey( subkeys, "Monitors" );
1099         regsubkey_ctr_addkey( subkeys, "Forms" );
1100         regsubkey_ctr_addkey( subkeys, "Printers" );
1101
1102         return regsubkey_ctr_numkeys( subkeys );
1103 }
1104
1105 /**********************************************************************
1106  *********************************************************************
1107  ** Structure to hold dispatch table of ops for various printer keys.
1108  ** Make sure to always store deeper keys along the same path first so
1109  ** we ge a more specific match.
1110  *********************************************************************
1111  *********************************************************************/
1112
1113 static struct reg_dyn_tree print_registry[] = {
1114 /* just pass the monitor onto the registry tdb */
1115 { KEY_MONITORS,
1116         &regdb_fetch_keys,
1117         &regdb_store_keys,
1118         &regdb_fetch_values,
1119         &regdb_store_values },
1120 { KEY_FORMS,
1121         &key_forms_fetch_keys,
1122         NULL,
1123         &key_forms_fetch_values,
1124         NULL },
1125 { KEY_CONTROL_PRINTERS,
1126         &key_printers_fetch_keys,
1127         &key_printers_store_keys,
1128         &key_printers_fetch_values,
1129         &key_printers_store_values },
1130 { KEY_ENVIRONMENTS,
1131         &key_driver_fetch_keys,
1132         NULL,
1133         &key_driver_fetch_values,
1134         NULL },
1135 { KEY_CONTROL_PRINT,
1136         &key_print_fetch_keys,
1137         NULL,
1138         NULL,
1139         NULL },
1140 { KEY_WINNT_PRINTERS,
1141         &key_printers_fetch_keys,
1142         &key_printers_store_keys,
1143         &key_printers_fetch_values,
1144         &key_printers_store_values },
1145 { KEY_PORTS,
1146         &regdb_fetch_keys,
1147         &regdb_store_keys,
1148         &regdb_fetch_values,
1149         &regdb_store_values },
1150
1151 { NULL, NULL, NULL, NULL, NULL }
1152 };
1153
1154
1155 /**********************************************************************
1156  *********************************************************************
1157  ** Main reg_printing interface functions
1158  *********************************************************************
1159  *********************************************************************/
1160
1161 /***********************************************************************
1162  Lookup a key in the print_registry table, returning its index.
1163  -1 on failure
1164  **********************************************************************/
1165
1166 static int match_registry_path(const char *key)
1167 {
1168         int i;
1169         char *path = NULL;
1170         TALLOC_CTX *ctx = talloc_tos();
1171
1172         if ( !key )
1173                 return -1;
1174
1175         path = talloc_strdup(ctx, key);
1176         if (!path) {
1177                 return -1;
1178         }
1179         path = normalize_reg_path(ctx, path);
1180         if (!path) {
1181                 return -1;
1182         }
1183
1184         for ( i=0; print_registry[i].path; i++ ) {
1185                 if (strncmp( path, print_registry[i].path, strlen(print_registry[i].path) ) == 0 )
1186                         return i;
1187         }
1188
1189         return -1;
1190 }
1191
1192 /***********************************************************************
1193  **********************************************************************/
1194
1195 static int regprint_fetch_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
1196 {
1197         int i = match_registry_path( key );
1198
1199         if ( i == -1 )
1200                 return -1;
1201
1202         if ( !print_registry[i].fetch_subkeys )
1203                 return -1;
1204
1205         return print_registry[i].fetch_subkeys( key, subkeys );
1206 }
1207
1208 /**********************************************************************
1209  *********************************************************************/
1210
1211 static bool regprint_store_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
1212 {
1213         int i = match_registry_path( key );
1214
1215         if ( i == -1 )
1216                 return False;
1217
1218         if ( !print_registry[i].store_subkeys )
1219                 return False;
1220
1221         return print_registry[i].store_subkeys( key, subkeys );
1222 }
1223
1224 /**********************************************************************
1225  *********************************************************************/
1226
1227 static int regprint_fetch_reg_values( const char *key, REGVAL_CTR *values )
1228 {
1229         int i = match_registry_path( key );
1230
1231         if ( i == -1 )
1232                 return -1;
1233
1234         /* return 0 values by default since we know the key had
1235            to exist because the client opened a handle */
1236
1237         if ( !print_registry[i].fetch_values )
1238                 return 0;
1239
1240         return print_registry[i].fetch_values( key, values );
1241 }
1242
1243 /**********************************************************************
1244  *********************************************************************/
1245
1246 static bool regprint_store_reg_values( const char *key, REGVAL_CTR *values )
1247 {
1248         int i = match_registry_path( key );
1249
1250         if ( i == -1 )
1251                 return False;
1252
1253         if ( !print_registry[i].store_values )
1254                 return False;
1255
1256         return print_registry[i].store_values( key, values );
1257 }
1258
1259 /*
1260  * Table of function pointers for accessing printing data
1261  */
1262
1263 REGISTRY_OPS printing_ops = {
1264         .fetch_subkeys = regprint_fetch_reg_keys,
1265         .fetch_values = regprint_fetch_reg_values,
1266         .store_subkeys = regprint_store_reg_keys,
1267         .store_values = regprint_store_reg_values,
1268 };