Coverity fixes
[samba.git] / 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         if ( printer )
377                 free_a_printer( &printer, 2 );
378
379         SAFE_FREE( existing_subkeys );
380
381         return True;
382 }
383
384 /**********************************************************************
385  *********************************************************************/
386
387 static void fill_in_printer_values( NT_PRINTER_INFO_LEVEL_2 *info2, REGVAL_CTR *values )
388 {
389         DEVICEMODE      *devmode;
390         prs_struct      prs;
391         uint32          offset;
392         UNISTR2         data;
393         char            *p;
394         uint32 printer_status = PRINTER_STATUS_OK;
395         
396         regval_ctr_addvalue( values, "Attributes",       REG_DWORD, (char*)&info2->attributes,       sizeof(info2->attributes) );
397         regval_ctr_addvalue( values, "Priority",         REG_DWORD, (char*)&info2->priority,         sizeof(info2->attributes) );
398         regval_ctr_addvalue( values, "ChangeID",         REG_DWORD, (char*)&info2->changeid,         sizeof(info2->changeid) );
399         regval_ctr_addvalue( values, "Default Priority", REG_DWORD, (char*)&info2->default_priority, sizeof(info2->default_priority) );
400         
401         /* lie and say everything is ok since we don't want to call print_queue_length() to get the real status */
402         regval_ctr_addvalue( values, "Status",           REG_DWORD, (char*)&printer_status,          sizeof(info2->status) );
403
404         regval_ctr_addvalue( values, "StartTime",        REG_DWORD, (char*)&info2->starttime,        sizeof(info2->starttime) );
405         regval_ctr_addvalue( values, "UntilTime",        REG_DWORD, (char*)&info2->untiltime,        sizeof(info2->untiltime) );
406
407         /* strip the \\server\ from this string */
408         if ( !(p = strrchr( info2->printername, '\\' ) ) )
409                 p = info2->printername;
410         else
411                 p++;
412         init_unistr2( &data, p, UNI_STR_TERMINATE);
413         regval_ctr_addvalue( values, "Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
414
415         init_unistr2( &data, info2->location, UNI_STR_TERMINATE);
416         regval_ctr_addvalue( values, "Location", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
417
418         init_unistr2( &data, info2->comment, UNI_STR_TERMINATE);
419         regval_ctr_addvalue( values, "Description", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
420
421         init_unistr2( &data, info2->parameters, UNI_STR_TERMINATE);
422         regval_ctr_addvalue( values, "Parameters", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
423
424         init_unistr2( &data, info2->portname, UNI_STR_TERMINATE);
425         regval_ctr_addvalue( values, "Port", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
426
427         init_unistr2( &data, info2->sharename, UNI_STR_TERMINATE);
428         regval_ctr_addvalue( values, "Share Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
429
430         init_unistr2( &data, info2->drivername, UNI_STR_TERMINATE);
431         regval_ctr_addvalue( values, "Printer Driver", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
432
433         init_unistr2( &data, info2->sepfile, UNI_STR_TERMINATE);
434         regval_ctr_addvalue( values, "Separator File", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
435
436         init_unistr2( &data, "WinPrint", UNI_STR_TERMINATE);
437         regval_ctr_addvalue( values, "Print Processor",  REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
438
439         init_unistr2( &data, "RAW", UNI_STR_TERMINATE);
440         regval_ctr_addvalue( values, "Datatype", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
441
442                 
443         /* use a prs_struct for converting the devmode and security 
444            descriptor to REG_BINARY */
445         
446         if (!prs_init( &prs, RPC_MAX_PDU_FRAG_LEN, values, MARSHALL))
447                 return;
448
449         /* stream the device mode */
450                 
451         if ( (devmode = construct_dev_mode( info2->sharename )) != NULL ) {
452                 if ( spoolss_io_devmode( "devmode", &prs, 0, devmode ) ) {
453                         offset = prs_offset( &prs );
454                         regval_ctr_addvalue( values, "Default Devmode", REG_BINARY, prs_data_p(&prs), offset );
455                 }
456         }
457                 
458         prs_mem_clear( &prs );
459         prs_set_offset( &prs, 0 );
460                 
461         /* stream the printer security descriptor */
462         
463         if ( info2->secdesc_buf &&
464              info2->secdesc_buf->sd &&
465              info2->secdesc_buf->sd_size )  
466         {
467                 if ( sec_io_desc("sec_desc", &info2->secdesc_buf->sd, &prs, 0 ) ) {
468                         offset = prs_offset( &prs );
469                         regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&prs), offset );
470                 }
471         }
472
473         prs_mem_free( &prs );
474
475         return;         
476 }
477
478 /**********************************************************************
479  *********************************************************************/
480
481 static int key_printers_fetch_values( const char *key, REGVAL_CTR *values )
482 {
483         int             num_values;
484         char            *printers_key;
485         char            *printername, *printerdatakey;
486         NT_PRINTER_INFO_LEVEL   *printer = NULL;
487         NT_PRINTER_DATA *p_data;
488         int             i, key_index;
489         
490         printers_key = strip_printers_prefix( key );    
491         
492         /* top level key values stored in the registry has no values */
493         
494         if ( !printers_key ) {
495                 /* normalize to the 'HKLM\SOFTWARE\...\Print\Printers' key */
496                 return regdb_fetch_values( KEY_WINNT_PRINTERS, values );
497         }
498         
499         /* lookup the printer object */
500         
501         if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
502                 return -1;
503         }
504         
505         if ( !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
506                 goto done;
507                 
508         if ( !printerdatakey ) {
509                 fill_in_printer_values( printer->info_2, values );
510                 goto done;
511         }
512                 
513         /* iterate over all printer data keys and fill the regval container */
514         
515         p_data = printer->info_2->data;
516         if ( (key_index = lookup_printerkey( p_data, printerdatakey )) == -1  ) {
517                 /* failure....should never happen if the client has a valid open handle first */
518                 DEBUG(10,("key_printers_fetch_values: Unknown keyname [%s]\n", printerdatakey));
519                 if ( printer )
520                         free_a_printer( &printer, 2 );
521                 return -1;
522         }
523         
524         num_values = regval_ctr_numvals( p_data->keys[key_index].values );      
525         for ( i=0; i<num_values; i++ )
526                 regval_ctr_copyvalue( values, regval_ctr_specific_value(p_data->keys[key_index].values, i) );
527                         
528
529 done:
530         if ( printer )
531                 free_a_printer( &printer, 2 );
532                 
533         return regval_ctr_numvals( values );
534 }
535
536 /**********************************************************************
537  *********************************************************************/
538
539 #define REG_IDX_ATTRIBUTES              1
540 #define REG_IDX_PRIORITY                2
541 #define REG_IDX_DEFAULT_PRIORITY        3
542 #define REG_IDX_CHANGEID                4
543 #define REG_IDX_STATUS                  5
544 #define REG_IDX_STARTTIME               6
545 #define REG_IDX_NAME                    7
546 #define REG_IDX_LOCATION                8
547 #define REG_IDX_DESCRIPTION             9
548 #define REG_IDX_PARAMETERS              10
549 #define REG_IDX_PORT                    12
550 #define REG_IDX_SHARENAME               13
551 #define REG_IDX_DRIVER                  14
552 #define REG_IDX_SEP_FILE                15
553 #define REG_IDX_PRINTPROC               16
554 #define REG_IDX_DATATYPE                17
555 #define REG_IDX_DEVMODE                 18
556 #define REG_IDX_SECDESC                 19
557 #define REG_IDX_UNTILTIME               20
558
559 struct {
560         const char *name;
561         int index;      
562 } printer_values_map[] = {
563         { "Attributes",         REG_IDX_ATTRIBUTES },
564         { "Priority",           REG_IDX_PRIORITY },
565         { "Default Priority",   REG_IDX_DEFAULT_PRIORITY },
566         { "ChangeID",           REG_IDX_CHANGEID },
567         { "Status",             REG_IDX_STATUS },
568         { "StartTime",          REG_IDX_STARTTIME },
569         { "UntilTime",          REG_IDX_UNTILTIME },
570         { "Name",               REG_IDX_NAME },
571         { "Location",           REG_IDX_LOCATION },
572         { "Description",        REG_IDX_DESCRIPTION },
573         { "Parameters",         REG_IDX_PARAMETERS },
574         { "Port",               REG_IDX_PORT },
575         { "Share Name",         REG_IDX_SHARENAME },
576         { "Printer Driver",     REG_IDX_DRIVER },
577         { "Separator File",     REG_IDX_SEP_FILE },
578         { "Print Processor",    REG_IDX_PRINTPROC },
579         { "Datatype",           REG_IDX_DATATYPE },
580         { "Default Devmode",    REG_IDX_DEVMODE },
581         { "Security",           REG_IDX_SECDESC },
582         { NULL, -1 }
583 };
584
585
586 static int find_valuename_index( const char *valuename )
587 {
588         int i;
589         
590         for ( i=0; printer_values_map[i].name; i++ ) {
591                 if ( strequal( valuename, printer_values_map[i].name ) )
592                         return printer_values_map[i].index;
593         }
594         
595         return -1;
596 }
597
598 /**********************************************************************
599  *********************************************************************/
600
601 static void convert_values_to_printer_info_2( NT_PRINTER_INFO_LEVEL_2 *printer2, REGVAL_CTR *values )
602 {
603         int num_values = regval_ctr_numvals( values );
604         uint32 value_index;
605         REGISTRY_VALUE *val;
606         int i;
607         
608         for ( i=0; i<num_values; i++ ) {
609                 val = regval_ctr_specific_value( values, i );
610                 value_index = find_valuename_index( regval_name( val ) );
611                 
612                 switch( value_index ) {
613                         case REG_IDX_ATTRIBUTES:
614                                 printer2->attributes = (uint32)(*regval_data_p(val));
615                                 break;
616                         case REG_IDX_PRIORITY:
617                                 printer2->priority = (uint32)(*regval_data_p(val));
618                                 break;
619                         case REG_IDX_DEFAULT_PRIORITY:
620                                 printer2->default_priority = (uint32)(*regval_data_p(val));
621                                 break;
622                         case REG_IDX_CHANGEID:
623                                 printer2->changeid = (uint32)(*regval_data_p(val));
624                                 break;
625                         case REG_IDX_STARTTIME:
626                                 printer2->starttime = (uint32)(*regval_data_p(val));
627                                 break;
628                         case REG_IDX_UNTILTIME:
629                                 printer2->untiltime = (uint32)(*regval_data_p(val));
630                                 break;
631                         case REG_IDX_NAME:
632                                 rpcstr_pull( printer2->printername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
633                                 break;
634                         case REG_IDX_LOCATION:
635                                 rpcstr_pull( printer2->location, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
636                                 break;
637                         case REG_IDX_DESCRIPTION:
638                                 rpcstr_pull( printer2->comment, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
639                                 break;
640                         case REG_IDX_PARAMETERS:
641                                 rpcstr_pull( printer2->parameters, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
642                                 break;
643                         case REG_IDX_PORT:
644                                 rpcstr_pull( printer2->portname, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
645                                 break;
646                         case REG_IDX_SHARENAME:
647                                 rpcstr_pull( printer2->sharename, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
648                                 break;
649                         case REG_IDX_DRIVER:
650                                 rpcstr_pull( printer2->drivername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
651                                 break;
652                         case REG_IDX_SEP_FILE:
653                                 rpcstr_pull( printer2->sepfile, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
654                                 break;
655                         case REG_IDX_PRINTPROC:
656                                 rpcstr_pull( printer2->printprocessor, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
657                                 break;
658                         case REG_IDX_DATATYPE:
659                                 rpcstr_pull( printer2->datatype, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
660                                 break;
661                         case REG_IDX_DEVMODE:
662                                 break;
663                         case REG_IDX_SECDESC:
664                                 break;          
665                         default:
666                                 /* unsupported value...throw away */
667                                 DEBUG(8,("convert_values_to_printer_info_2: Unsupported registry value [%s]\n", 
668                                         regval_name( val ) ));
669                 }
670         }
671         
672         return;
673 }       
674
675 /**********************************************************************
676  *********************************************************************/
677
678 static bool key_printers_store_values( const char *key, REGVAL_CTR *values )
679 {
680         char *printers_key;
681         char *printername, *keyname;
682         NT_PRINTER_INFO_LEVEL   *printer = NULL;
683         WERROR result;
684         
685         printers_key = strip_printers_prefix( key );
686         
687         /* values in the top level key get stored in the registry */
688
689         if ( !printers_key ) {
690                 /* normalize on the 'HKLM\SOFTWARE\....\Print\Printers' key */
691                 return regdb_store_values( KEY_WINNT_PRINTERS, values );
692         }
693         
694         if (!reg_split_path( printers_key, &printername, &keyname )) {
695                 return False;
696         }
697
698         if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername) ) )
699                 return False;
700
701         /* deal with setting values directly under the printername */
702
703         if ( !keyname ) {
704                 convert_values_to_printer_info_2( printer->info_2, values );
705         }
706         else {
707                 int num_values = regval_ctr_numvals( values );
708                 int i;
709                 REGISTRY_VALUE *val;
710                 
711                 delete_printer_key( printer->info_2->data, keyname );
712                 
713                 /* deal with any subkeys */
714                 for ( i=0; i<num_values; i++ ) {
715                         val = regval_ctr_specific_value( values, i );
716                         result = set_printer_dataex( printer, keyname, 
717                                 regval_name( val ),
718                                 regval_type( val ),
719                                 regval_data_p( val ),
720                                 regval_size( val ) );
721                         if ( !W_ERROR_IS_OK(result) ) {
722                                 DEBUG(0,("key_printers_store_values: failed to set printer data [%s]!\n",
723                                         keyname));
724                                 free_a_printer( &printer, 2 );
725                                 return False;
726                         }
727                 }
728         }
729
730         result = mod_a_printer( printer, 2 );
731
732         free_a_printer( &printer, 2 );
733
734         return W_ERROR_IS_OK(result);
735 }
736
737 /*********************************************************************
738  *********************************************************************
739  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
740  *********************************************************************
741  *********************************************************************/
742
743 static int key_driver_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
744 {
745         const char *environments[] = {
746                 "Windows 4.0",
747                 "Windows NT x86",
748                 "Windows NT R4000",
749                 "Windows NT Alpha_AXP",
750                 "Windows NT PowerPC",
751                 "Windows IA64",
752                 "Windows x64",
753                 NULL };
754         fstring *drivers = NULL;
755         int i, env_index, num_drivers;
756         char *keystr, *base, *subkeypath;
757         char *key2 = NULL;
758         int num_subkeys = -1;
759         int version;
760         TALLOC_CTX *ctx = talloc_tos();
761
762         DEBUG(10,("key_driver_fetch_keys key=>[%s]\n", key ? key : "NULL" ));
763
764         keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS) );
765
766         /* list all possible architectures */
767
768         if ( !keystr ) {
769                 for ( num_subkeys=0; environments[num_subkeys]; num_subkeys++ )
770                         regsubkey_ctr_addkey( subkeys,  environments[num_subkeys] );
771
772                 return num_subkeys;
773         }
774
775         /* we are dealing with a subkey of "Environments */
776         key2 = talloc_strdup(ctx, keystr);
777         if (!key2) {
778                 return -1;
779         }
780         keystr = key2;
781         if (!reg_split_path(keystr, &base, &subkeypath )) {
782                 return -1;
783         }
784
785         /* sanity check */
786
787         for ( env_index=0; environments[env_index]; env_index++ ) {
788                 if ( strequal( environments[env_index], base ) )
789                         break;
790         }
791         if ( !environments[env_index] )
792                 return -1;
793
794         /* ...\Print\Environements\...\ */
795
796         if ( !subkeypath ) {
797                 regsubkey_ctr_addkey( subkeys, "Drivers" );
798                 regsubkey_ctr_addkey( subkeys, "Print Processors" );
799
800                 return 2;
801         }
802
803         /* more of the key path to process */
804
805         keystr = subkeypath;
806         if (!reg_split_path( keystr, &base, &subkeypath )) {
807                 return -1;
808         }
809
810         /* ...\Print\Environements\...\Drivers\ */
811
812         if ( !subkeypath ) {
813                 if ( strequal(base, "Drivers") ) {
814                         switch ( env_index ) {
815                                 case 0: /* Win9x */
816                                         regsubkey_ctr_addkey( subkeys, "Version-0" );
817                                         break;
818                                 default: /* Windows NT based systems */
819                                         regsubkey_ctr_addkey( subkeys, "Version-2" );
820                                         regsubkey_ctr_addkey( subkeys, "Version-3" );
821                                         break;
822                         }
823
824                         return regsubkey_ctr_numkeys( subkeys );
825                 } else if ( strequal(base, "Print Processors") ) {
826                         if ( env_index == 1 || env_index == 5 || env_index == 6 )
827
828
829                         return regsubkey_ctr_numkeys( subkeys );
830                 } else
831                         return -1;      /* bad path */
832         }
833
834         /* we finally get to enumerate the drivers */
835
836         /* only one possible subkey below PrintProc key */
837
838         if ( strequal(base, "Print Processors") ) {
839                 keystr = subkeypath;
840                 if (!reg_split_path( keystr, &base, &subkeypath )) {
841                         return -1;
842                 }
843
844                 /* no subkeys below this point */
845
846                 if ( subkeypath )
847                         return -1;
848
849                 /* only allow one keyname here -- 'winprint' */
850
851                 return strequal( base, "winprint" ) ? 0 : -1;
852         }
853
854         /* only dealing with drivers from here on out */
855
856         keystr = subkeypath;
857         if (!reg_split_path( keystr, &base, &subkeypath )) {
858                 return -1;
859         }
860
861         version = atoi(&base[strlen(base)-1]);
862
863         switch (env_index) {
864         case 0:
865                 if ( version != 0 )
866                         return -1;
867                 break;
868         default:
869                 if ( version != 2 && version != 3 )
870                         return -1;
871                 break;
872         }
873
874
875         if ( !subkeypath ) {
876                 num_drivers = get_ntdrivers( &drivers, environments[env_index], version );
877                 for ( i=0; i<num_drivers; i++ )
878                         regsubkey_ctr_addkey( subkeys, drivers[i] );
879
880                 return regsubkey_ctr_numkeys( subkeys );
881         }
882
883         /* if anything else left, just say if has no subkeys */
884
885         DEBUG(1,("key_driver_fetch_keys unhandled key [%s] (subkey == %s\n",
886                 key, subkeypath ));
887
888         return 0;
889 }
890
891
892 /**********************************************************************
893  *********************************************************************/
894
895 static void fill_in_driver_values( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info3, REGVAL_CTR *values )
896 {
897         char *buffer = NULL;
898         int buffer_size = 0;
899         int i, length;
900         const char *filename;
901         UNISTR2 data;
902
903         filename = dos_basename( info3->driverpath );
904         init_unistr2( &data, filename, UNI_STR_TERMINATE);
905         regval_ctr_addvalue( values, "Driver", REG_SZ, (char*)data.buffer,
906                 data.uni_str_len*sizeof(uint16) );
907
908         filename = dos_basename( info3->configfile );
909         init_unistr2( &data, filename, UNI_STR_TERMINATE);
910         regval_ctr_addvalue( values, "Configuration File", REG_SZ, (char*)data.buffer, 
911                 data.uni_str_len*sizeof(uint16) );
912
913         filename = dos_basename( info3->datafile );
914         init_unistr2( &data, filename, UNI_STR_TERMINATE);
915         regval_ctr_addvalue( values, "Data File", REG_SZ, (char*)data.buffer,
916                 data.uni_str_len*sizeof(uint16) );
917
918         filename = dos_basename( info3->helpfile );
919         init_unistr2( &data, filename, UNI_STR_TERMINATE);
920         regval_ctr_addvalue( values, "Help File", REG_SZ, (char*)data.buffer,
921                 data.uni_str_len*sizeof(uint16) );
922
923         init_unistr2( &data, info3->defaultdatatype, UNI_STR_TERMINATE);
924         regval_ctr_addvalue( values, "Data Type", REG_SZ, (char*)data.buffer,
925                 data.uni_str_len*sizeof(uint16) );
926
927         regval_ctr_addvalue( values, "Version", REG_DWORD, (char*)&info3->cversion, 
928                 sizeof(info3->cversion) );
929
930         if ( info3->dependentfiles ) {
931                 /* place the list of dependent files in a single
932                    character buffer, separating each file name by
933                    a NULL */
934
935                 for ( i=0; strcmp(info3->dependentfiles[i], ""); i++ ) {
936                         /* strip the path to only the file's base name */
937
938                         filename = dos_basename( info3->dependentfiles[i] );
939
940                         length = strlen(filename);
941
942                         buffer = (char *)SMB_REALLOC( buffer, buffer_size + (length + 1)*sizeof(uint16) );
943                         if ( !buffer ) {
944                                 break;
945                         }
946
947                         init_unistr2( &data, filename, UNI_STR_TERMINATE);
948                         memcpy( buffer+buffer_size, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
949
950                         buffer_size += (length + 1)*sizeof(uint16);
951                 }
952
953                 /* terminated by double NULL.  Add the final one here */
954
955                 buffer = (char *)SMB_REALLOC( buffer, buffer_size + 2 );
956                 if ( !buffer ) {
957                         buffer_size = 0;
958                 } else {
959                         buffer[buffer_size++] = '\0';
960                         buffer[buffer_size++] = '\0';
961                 }
962         }
963
964         regval_ctr_addvalue( values, "Dependent Files",    REG_MULTI_SZ, buffer, buffer_size );
965
966         SAFE_FREE( buffer );
967
968         return;
969 }
970
971 /**********************************************************************
972  *********************************************************************/
973
974 static int driver_arch_fetch_values( char *key, REGVAL_CTR *values )
975 {
976         char            *keystr, *base, *subkeypath;
977         fstring         arch_environment;
978         fstring         driver;
979         int             version;
980         NT_PRINTER_DRIVER_INFO_LEVEL    driver_ctr;
981         WERROR          w_result;
982
983         if (!reg_split_path( key, &base, &subkeypath )) {
984                 return -1;
985         }
986
987         /* no values in 'Environments\Drivers\Windows NT x86' */
988
989         if ( !subkeypath )
990                 return 0;
991
992         /* We have the Architecture string and some subkey name:
993            Currently we only support
994            * Drivers
995            * Print Processors
996            Anything else is an error.
997            */
998
999         fstrcpy( arch_environment, base );
1000
1001         keystr = subkeypath;
1002         if (!reg_split_path( keystr, &base, &subkeypath )) {
1003                 return -1;
1004         }
1005
1006         if ( strequal(base, "Print Processors") )
1007                 return 0;
1008
1009         /* only Drivers key can be left */
1010
1011         if ( !strequal(base, "Drivers") )
1012                 return -1;
1013
1014         if ( !subkeypath )
1015                 return 0;
1016
1017         /* We know that we have Architechure\Drivers with some subkey name
1018            The subkey name has to be Version-XX */
1019
1020         keystr = subkeypath;
1021         if (!reg_split_path( keystr, &base, &subkeypath )) {
1022                 return -1;
1023         }
1024
1025         if ( !subkeypath )
1026                 return 0;
1027
1028         version = atoi(&base[strlen(base)-1]);
1029
1030         /* BEGIN PRINTER DRIVER NAME BLOCK */
1031
1032         keystr = subkeypath;
1033         if (!reg_split_path( keystr, &base, &subkeypath )) {
1034                 return -1;
1035         }
1036
1037         /* don't go any deeper for now */
1038
1039         fstrcpy( driver, base );
1040
1041         w_result = get_a_printer_driver( &driver_ctr, 3, driver, arch_environment, version );
1042
1043         if ( !W_ERROR_IS_OK(w_result) )
1044                 return -1;
1045
1046         fill_in_driver_values( driver_ctr.info_3, values );
1047
1048         free_a_printer_driver( driver_ctr, 3 );
1049
1050         /* END PRINTER DRIVER NAME BLOCK */
1051
1052
1053         DEBUG(8,("key_driver_fetch_values: Exit\n"));
1054
1055         return regval_ctr_numvals( values );
1056 }
1057
1058 /**********************************************************************
1059  *********************************************************************/
1060
1061 static int key_driver_fetch_values( const char *key, REGVAL_CTR *values )
1062 {
1063         char *keystr = NULL;
1064         char *subkey = NULL;
1065         TALLOC_CTX *ctx = talloc_tos();
1066
1067         DEBUG(8,("key_driver_fetch_values: Enter key => [%s]\n", key ? key : "NULL"));
1068
1069         /* no values in the Environments key */
1070
1071         if (!(keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS))))
1072                 return 0;
1073
1074         subkey = talloc_strdup(ctx, keystr);
1075         if (!subkey) {
1076                 return 0;
1077         }
1078
1079         /* pass off to handle subkeys */
1080
1081         return driver_arch_fetch_values( subkey, values );
1082 }
1083
1084 /*********************************************************************
1085  *********************************************************************
1086  ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
1087  *********************************************************************
1088  *********************************************************************/
1089
1090 static int key_print_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
1091 {
1092         int key_len = strlen(key);
1093
1094         /* no keys below 'Print' handled here */
1095
1096         if ( (key_len != strlen(KEY_CONTROL_PRINT)) && (key_len != strlen(KEY_WINNT_PRINT)) )
1097                 return -1;
1098
1099         regsubkey_ctr_addkey( subkeys, "Environments" );
1100         regsubkey_ctr_addkey( subkeys, "Monitors" );
1101         regsubkey_ctr_addkey( subkeys, "Forms" );
1102         regsubkey_ctr_addkey( subkeys, "Printers" );
1103
1104         return regsubkey_ctr_numkeys( subkeys );
1105 }
1106
1107 /**********************************************************************
1108  *********************************************************************
1109  ** Structure to hold dispatch table of ops for various printer keys.
1110  ** Make sure to always store deeper keys along the same path first so
1111  ** we ge a more specific match.
1112  *********************************************************************
1113  *********************************************************************/
1114
1115 static struct reg_dyn_tree print_registry[] = {
1116 /* just pass the monitor onto the registry tdb */
1117 { KEY_MONITORS,
1118         &regdb_fetch_keys,
1119         &regdb_store_keys,
1120         &regdb_fetch_values,
1121         &regdb_store_values },
1122 { KEY_FORMS,
1123         &key_forms_fetch_keys,
1124         NULL,
1125         &key_forms_fetch_values,
1126         NULL },
1127 { KEY_CONTROL_PRINTERS,
1128         &key_printers_fetch_keys,
1129         &key_printers_store_keys,
1130         &key_printers_fetch_values,
1131         &key_printers_store_values },
1132 { KEY_ENVIRONMENTS,
1133         &key_driver_fetch_keys,
1134         NULL,
1135         &key_driver_fetch_values,
1136         NULL },
1137 { KEY_CONTROL_PRINT,
1138         &key_print_fetch_keys,
1139         NULL,
1140         NULL,
1141         NULL },
1142 { KEY_WINNT_PRINTERS,
1143         &key_printers_fetch_keys,
1144         &key_printers_store_keys,
1145         &key_printers_fetch_values,
1146         &key_printers_store_values },
1147 { KEY_PORTS,
1148         &regdb_fetch_keys,
1149         &regdb_store_keys,
1150         &regdb_fetch_values,
1151         &regdb_store_values },
1152
1153 { NULL, NULL, NULL, NULL, NULL }
1154 };
1155
1156
1157 /**********************************************************************
1158  *********************************************************************
1159  ** Main reg_printing interface functions
1160  *********************************************************************
1161  *********************************************************************/
1162
1163 /***********************************************************************
1164  Lookup a key in the print_registry table, returning its index.
1165  -1 on failure
1166  **********************************************************************/
1167
1168 static int match_registry_path(const char *key)
1169 {
1170         int i;
1171         char *path = NULL;
1172         TALLOC_CTX *ctx = talloc_tos();
1173
1174         if ( !key )
1175                 return -1;
1176
1177         path = talloc_strdup(ctx, key);
1178         if (!path) {
1179                 return -1;
1180         }
1181         path = normalize_reg_path(ctx, path);
1182         if (!path) {
1183                 return -1;
1184         }
1185
1186         for ( i=0; print_registry[i].path; i++ ) {
1187                 if (strncmp( path, print_registry[i].path, strlen(print_registry[i].path) ) == 0 )
1188                         return i;
1189         }
1190
1191         return -1;
1192 }
1193
1194 /***********************************************************************
1195  **********************************************************************/
1196
1197 static int regprint_fetch_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
1198 {
1199         int i = match_registry_path( key );
1200
1201         if ( i == -1 )
1202                 return -1;
1203
1204         if ( !print_registry[i].fetch_subkeys )
1205                 return -1;
1206
1207         return print_registry[i].fetch_subkeys( key, subkeys );
1208 }
1209
1210 /**********************************************************************
1211  *********************************************************************/
1212
1213 static bool regprint_store_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
1214 {
1215         int i = match_registry_path( key );
1216
1217         if ( i == -1 )
1218                 return False;
1219
1220         if ( !print_registry[i].store_subkeys )
1221                 return False;
1222
1223         return print_registry[i].store_subkeys( key, subkeys );
1224 }
1225
1226 /**********************************************************************
1227  *********************************************************************/
1228
1229 static int regprint_fetch_reg_values( const char *key, REGVAL_CTR *values )
1230 {
1231         int i = match_registry_path( key );
1232
1233         if ( i == -1 )
1234                 return -1;
1235
1236         /* return 0 values by default since we know the key had
1237            to exist because the client opened a handle */
1238
1239         if ( !print_registry[i].fetch_values )
1240                 return 0;
1241
1242         return print_registry[i].fetch_values( key, values );
1243 }
1244
1245 /**********************************************************************
1246  *********************************************************************/
1247
1248 static bool regprint_store_reg_values( const char *key, REGVAL_CTR *values )
1249 {
1250         int i = match_registry_path( key );
1251
1252         if ( i == -1 )
1253                 return False;
1254
1255         if ( !print_registry[i].store_values )
1256                 return False;
1257
1258         return print_registry[i].store_values( key, values );
1259 }
1260
1261 /*
1262  * Table of function pointers for accessing printing data
1263  */
1264
1265 REGISTRY_OPS printing_ops = {
1266         .fetch_subkeys = regprint_fetch_reg_keys,
1267         .fetch_values = regprint_fetch_reg_values,
1268         .store_subkeys = regprint_store_reg_keys,
1269         .store_values = regprint_store_reg_values,
1270 };