2 * Unix SMB/CIFS implementation.
3 * Virtual Windows Registry Layer
5 * Copyright (C) Marcin Krzysztof Porwit 2005,
6 * Copyright (C) Gerald (Jerry) Carter 2005.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
23 #include "../librpc/gen_ndr/perfcount.h"
27 #define DBGC_CLASS DBGC_REGISTRY
29 #define PERFCOUNT_MAX_LEN 256
31 #define PERFCOUNTDIR "perfmon"
32 #define NAMES_DB "names.tdb"
33 #define DATA_DB "data.tdb"
35 struct PERF_OBJECT_TYPE
*_reg_perfcount_find_obj(struct PERF_DATA_BLOCK
*block
, int objind
);
37 /*********************************************************************
38 *********************************************************************/
40 static char *counters_directory(const char *dbname
)
44 TALLOC_CTX
*ctx
= talloc_tos();
46 path
= talloc_asprintf(ctx
, "%s/%s", PERFCOUNTDIR
, dbname
);
51 ret
= talloc_strdup(ctx
, state_path(path
));
56 /*********************************************************************
57 *********************************************************************/
59 void perfcount_init_keys( void )
61 char *p
= state_path(PERFCOUNTDIR
);
63 /* no registry keys; just create the perfmon directory */
65 if ( !directory_exist( p
) )
71 /*********************************************************************
72 *********************************************************************/
74 uint32
reg_perfcount_get_base_index(void)
76 const char *fname
= counters_directory( NAMES_DB
);
81 char buf
[PERFCOUNT_MAX_LEN
];
83 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
86 DEBUG(1, ("reg_perfcount_get_base_index: unable to open [%s].\n", fname
));
89 /* needs to read the value of key "1" from the counter_names.tdb file, as that is
90 where the total number of counters is stored. We're assuming no holes in the
92 The format for the counter_names.tdb file is:
99 even_num perf_counter<even_num>
100 even_num+1 perf_counter<even_num>_help
102 So last_counter becomes num_counters*2, and last_help will be last_counter+1 */
103 kbuf
= string_tdb_data(key
);
104 dbuf
= tdb_fetch(names
, kbuf
);
105 if(dbuf
.dptr
== NULL
)
107 DEBUG(1, ("reg_perfcount_get_base_index: failed to find key \'1\' in [%s].\n", fname
));
114 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
115 memcpy(buf
, dbuf
.dptr
, dbuf
.dsize
);
116 retval
= (uint32
)atoi(buf
);
117 SAFE_FREE(dbuf
.dptr
);
123 /*********************************************************************
124 *********************************************************************/
126 uint32
reg_perfcount_get_last_counter(uint32 base_index
)
133 retval
= base_index
* 2;
138 /*********************************************************************
139 *********************************************************************/
141 uint32
reg_perfcount_get_last_help(uint32 last_counter
)
145 if(last_counter
== 0)
148 retval
= last_counter
+ 1;
154 /*********************************************************************
155 *********************************************************************/
157 static uint32
_reg_perfcount_multi_sz_from_tdb(TDB_CONTEXT
*tdb
,
164 char *buf1
= *retbuf
;
165 uint32 working_size
= 0;
166 DATA_BLOB name_index
, name
;
168 memset(temp
, 0, sizeof(temp
));
169 snprintf(temp
, sizeof(temp
), "%d", keyval
);
170 kbuf
= string_tdb_data(temp
);
171 dbuf
= tdb_fetch(tdb
, kbuf
);
172 if(dbuf
.dptr
== NULL
)
174 /* If a key isn't there, just bypass it -- this really shouldn't
175 happen unless someone's mucking around with the tdb */
176 DEBUG(3, ("_reg_perfcount_multi_sz_from_tdb: failed to find key [%s] in [%s].\n",
177 temp
, tdb_name(tdb
)));
180 /* First encode the name_index */
181 working_size
= (kbuf
.dsize
+ 1)*sizeof(uint16
);
182 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ working_size
);
187 push_reg_sz(talloc_tos(), &name_index
, (const char *)kbuf
.dptr
);
188 memcpy(buf1
+buffer_size
, (char *)name_index
.data
, working_size
);
189 buffer_size
+= working_size
;
190 /* Now encode the actual name */
191 working_size
= (dbuf
.dsize
+ 1)*sizeof(uint16
);
192 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ working_size
);
197 memset(temp
, 0, sizeof(temp
));
198 memcpy(temp
, dbuf
.dptr
, dbuf
.dsize
);
199 SAFE_FREE(dbuf
.dptr
);
200 push_reg_sz(talloc_tos(), &name
, temp
);
201 memcpy(buf1
+buffer_size
, (char *)name
.data
, working_size
);
202 buffer_size
+= working_size
;
209 /*********************************************************************
210 *********************************************************************/
212 uint32
reg_perfcount_get_counter_help(uint32 base_index
, char **retbuf
)
215 uint32 buffer_size
= 0;
217 const char *fname
= counters_directory( NAMES_DB
);
223 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
227 DEBUG(1, ("reg_perfcount_get_counter_help: unable to open [%s].\n", fname
));
231 for(i
= 1; i
<= base_index
; i
++)
233 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, (i
*2)+1, retbuf
, buffer_size
);
237 /* Now terminate the MULTI_SZ with a double unicode NULL */
239 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ 2);
243 buf1
[buffer_size
++] = '\0';
244 buf1
[buffer_size
++] = '\0';
252 /*********************************************************************
253 *********************************************************************/
255 uint32
reg_perfcount_get_counter_names(uint32 base_index
, char **retbuf
)
258 uint32 buffer_size
= 0;
260 const char *fname
= counters_directory( NAMES_DB
);
266 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
270 DEBUG(1, ("reg_perfcount_get_counter_names: unable to open [%s].\n", fname
));
274 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, 1, retbuf
, buffer_size
);
276 for(i
= 1; i
<= base_index
; i
++)
278 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, i
*2, retbuf
, buffer_size
);
282 /* Now terminate the MULTI_SZ with a double unicode NULL */
284 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ 2);
288 buf1
[buffer_size
++] = '\0';
289 buf1
[buffer_size
++] = '\0';
297 /*********************************************************************
298 *********************************************************************/
300 static void _reg_perfcount_make_key(TDB_DATA
*key
,
304 const char *key_part2
)
306 memset(buf
, 0, buflen
);
307 if(key_part2
!= NULL
)
308 snprintf(buf
, buflen
,"%d%s", key_part1
, key_part2
);
310 snprintf(buf
, buflen
, "%d", key_part1
);
312 *key
= string_tdb_data(buf
);
317 /*********************************************************************
318 *********************************************************************/
320 static bool _reg_perfcount_isparent(TDB_DATA data
)
324 if(data
.dptr
[0] == 'p')
332 /*********************************************************************
333 *********************************************************************/
335 static bool _reg_perfcount_ischild(TDB_DATA data
)
339 if(data
.dptr
[0] == 'c')
347 /*********************************************************************
348 *********************************************************************/
350 static uint32
_reg_perfcount_get_numinst(int objInd
, TDB_CONTEXT
*names
)
353 char buf
[PERFCOUNT_MAX_LEN
];
355 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, objInd
, "inst");
356 data
= tdb_fetch(names
, key
);
358 if(data
.dptr
== NULL
)
359 return (uint32
)PERF_NO_INSTANCES
;
361 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
362 memcpy(buf
, data
.dptr
, data
.dsize
);
363 SAFE_FREE(data
.dptr
);
364 return (uint32
)atoi(buf
);
367 /*********************************************************************
368 *********************************************************************/
370 static bool _reg_perfcount_add_instance(struct PERF_OBJECT_TYPE
*obj
,
375 static bool _reg_perfcount_add_object(struct PERF_DATA_BLOCK
*block
,
383 struct PERF_OBJECT_TYPE
*obj
;
385 block
->objects
= (struct PERF_OBJECT_TYPE
*)TALLOC_REALLOC_ARRAY(mem_ctx
,
387 struct PERF_OBJECT_TYPE
,
388 block
->NumObjectTypes
+1);
389 if(block
->objects
== NULL
)
391 obj
= &(block
->objects
[block
->NumObjectTypes
]);
392 memset((void *)&(block
->objects
[block
->NumObjectTypes
]), 0, sizeof(struct PERF_OBJECT_TYPE
));
393 block
->objects
[block
->NumObjectTypes
].ObjectNameTitleIndex
= num
;
394 block
->objects
[block
->NumObjectTypes
].ObjectNameTitlePointer
= 0;
395 block
->objects
[block
->NumObjectTypes
].ObjectHelpTitleIndex
= num
+1;
396 block
->objects
[block
->NumObjectTypes
].ObjectHelpTitlePointer
= 0;
397 block
->objects
[block
->NumObjectTypes
].NumCounters
= 0;
398 block
->objects
[block
->NumObjectTypes
].DefaultCounter
= 0;
399 block
->objects
[block
->NumObjectTypes
].NumInstances
= _reg_perfcount_get_numinst(num
, names
);
400 block
->objects
[block
->NumObjectTypes
].counters
= NULL
;
401 block
->objects
[block
->NumObjectTypes
].instances
= NULL
;
402 block
->objects
[block
->NumObjectTypes
].counter_data
.ByteLength
= sizeof(uint32
);
403 block
->objects
[block
->NumObjectTypes
].counter_data
.data
= NULL
;
404 block
->objects
[block
->NumObjectTypes
].DetailLevel
= PERF_DETAIL_NOVICE
;
405 block
->NumObjectTypes
+=1;
407 for(i
= 0; i
< (int)obj
->NumInstances
; i
++) {
408 success
= _reg_perfcount_add_instance(obj
, mem_ctx
, i
, names
);
414 /*********************************************************************
415 *********************************************************************/
417 static bool _reg_perfcount_get_counter_data(TDB_DATA key
, TDB_DATA
*data
)
419 TDB_CONTEXT
*counters
;
420 const char *fname
= counters_directory( DATA_DB
);
422 counters
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
426 DEBUG(1, ("reg_perfcount_get_counter_data: unable to open [%s].\n", fname
));
430 *data
= tdb_fetch(counters
, key
);
437 /*********************************************************************
438 *********************************************************************/
440 static uint32
_reg_perfcount_get_size_field(uint32 CounterType
)
444 retval
= CounterType
;
446 /* First mask out reserved lower 8 bits */
447 retval
= retval
& 0xFFFFFF00;
448 retval
= retval
<< 22;
449 retval
= retval
>> 22;
454 /*********************************************************************
455 *********************************************************************/
457 static uint32
_reg_perfcount_compute_scale(int64_t data
)
473 return (uint32
)scale
;
476 /*********************************************************************
477 *********************************************************************/
479 static bool _reg_perfcount_get_counter_info(struct PERF_DATA_BLOCK
*block
,
482 struct PERF_OBJECT_TYPE
*obj
,
486 char buf
[PERFCOUNT_MAX_LEN
];
487 size_t dsize
, padding
;
488 long int data32
, dbuf
[2];
492 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
493 dbuf
[0] = dbuf
[1] = 0;
496 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, CounterIndex
, "type");
497 data
= tdb_fetch(names
, key
);
498 if(data
.dptr
== NULL
)
500 DEBUG(3, ("_reg_perfcount_get_counter_info: No type data for counter [%d].\n", CounterIndex
));
503 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
504 memcpy(buf
, data
.dptr
, data
.dsize
);
505 obj
->counters
[obj
->NumCounters
].CounterType
= atoi(buf
);
506 DEBUG(10, ("_reg_perfcount_get_counter_info: Got type [%d] for counter [%d].\n",
507 obj
->counters
[obj
->NumCounters
].CounterType
, CounterIndex
));
508 SAFE_FREE(data
.dptr
);
510 /* Fetch the actual data */
511 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, CounterIndex
, "");
512 _reg_perfcount_get_counter_data(key
, &data
);
513 if(data
.dptr
== NULL
)
515 DEBUG(3, ("_reg_perfcount_get_counter_info: No counter data for counter [%d].\n", CounterIndex
));
519 counter_size
= _reg_perfcount_get_size_field(obj
->counters
[obj
->NumCounters
].CounterType
);
521 if(counter_size
== PERF_SIZE_DWORD
)
523 dsize
= sizeof(data32
);
524 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
525 memcpy(buf
, data
.dptr
, data
.dsize
);
526 data32
= strtol(buf
, NULL
, 0);
527 if((obj
->counters
[obj
->NumCounters
].CounterType
& 0x00000F00) == PERF_TYPE_NUMBER
)
528 obj
->counters
[obj
->NumCounters
].DefaultScale
= _reg_perfcount_compute_scale((int64_t)data32
);
530 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
532 padding
= (dsize
- (obj
->counter_data
.ByteLength
%dsize
)) % dsize
;
534 else if(counter_size
== PERF_SIZE_LARGE
)
536 dsize
= sizeof(data64
);
537 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
538 memcpy(buf
, data
.dptr
, data
.dsize
);
540 if((obj
->counters
[obj
->NumCounters
].CounterType
& 0x00000F00) == PERF_TYPE_NUMBER
)
541 obj
->counters
[obj
->NumCounters
].DefaultScale
= _reg_perfcount_compute_scale(data64
);
543 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
544 memcpy((void *)dbuf
, (const void *)&data64
, dsize
);
545 padding
= (dsize
- (obj
->counter_data
.ByteLength
%dsize
)) % dsize
;
547 else /* PERF_SIZE_VARIABLE_LEN */
550 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
551 memcpy(buf
, data
.dptr
, data
.dsize
);
553 SAFE_FREE(data
.dptr
);
555 obj
->counter_data
.ByteLength
+= dsize
+ padding
;
556 obj
->counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
557 obj
->counter_data
.data
,
559 obj
->counter_data
.ByteLength
- sizeof(uint32
));
560 if(obj
->counter_data
.data
== NULL
)
562 if(dbuf
[0] != 0 || dbuf
[1] != 0)
564 memcpy((void *)(obj
->counter_data
.data
+
565 (obj
->counter_data
.ByteLength
- (sizeof(uint32
) + dsize
))),
566 (const void *)dbuf
, dsize
);
570 /* Handling PERF_SIZE_VARIABLE_LEN */
571 memcpy((void *)(obj
->counter_data
.data
+
572 (obj
->counter_data
.ByteLength
- (sizeof(uint32
) + dsize
))),
573 (const void *)buf
, dsize
);
575 obj
->counters
[obj
->NumCounters
].CounterOffset
= obj
->counter_data
.ByteLength
- dsize
;
576 if(obj
->counters
[obj
->NumCounters
].CounterOffset
% dsize
!= 0)
578 DEBUG(3,("Improperly aligned counter [%d]\n", obj
->NumCounters
));
580 obj
->counters
[obj
->NumCounters
].CounterSize
= dsize
;
585 /*********************************************************************
586 *********************************************************************/
588 struct PERF_OBJECT_TYPE
*_reg_perfcount_find_obj(struct PERF_DATA_BLOCK
*block
, int objind
)
592 struct PERF_OBJECT_TYPE
*obj
= NULL
;
594 for(i
= 0; i
< block
->NumObjectTypes
; i
++)
596 if(block
->objects
[i
].ObjectNameTitleIndex
== objind
)
598 obj
= &(block
->objects
[i
]);
605 /*********************************************************************
606 *********************************************************************/
608 static bool _reg_perfcount_add_counter(struct PERF_DATA_BLOCK
*block
,
614 char *begin
, *end
, *start
, *stop
;
616 struct PERF_OBJECT_TYPE
*obj
;
618 char buf
[PERFCOUNT_MAX_LEN
];
621 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
622 memcpy(buf
, data
.dptr
, data
.dsize
);
623 begin
= index(buf
, '[');
624 end
= index(buf
, ']');
625 if(begin
== NULL
|| end
== NULL
)
630 stop
= index(start
, ',');
634 parent
= atoi(start
);
636 obj
= _reg_perfcount_find_obj(block
, parent
);
638 /* At this point we require that the parent object exist.
639 This can probably be handled better at some later time */
640 DEBUG(3, ("_reg_perfcount_add_counter: Could not find parent object [%d] for counter [%d].\n",
644 obj
->counters
= (struct PERF_COUNTER_DEFINITION
*)TALLOC_REALLOC_ARRAY(mem_ctx
,
646 struct PERF_COUNTER_DEFINITION
,
648 if(obj
->counters
== NULL
)
650 memset((void *)&(obj
->counters
[obj
->NumCounters
]), 0, sizeof(struct PERF_COUNTER_DEFINITION
));
651 obj
->counters
[obj
->NumCounters
].CounterNameTitleIndex
=num
;
652 obj
->counters
[obj
->NumCounters
].CounterHelpTitleIndex
=num
+1;
653 obj
->counters
[obj
->NumCounters
].DetailLevel
= PERF_DETAIL_NOVICE
;
654 obj
->counters
[obj
->NumCounters
].ByteLength
= sizeof(struct PERF_COUNTER_DEFINITION
);
655 success
= _reg_perfcount_get_counter_info(block
, mem_ctx
, num
, obj
, names
);
656 obj
->NumCounters
+= 1;
660 /* Handle case of Objects/Counters without any counter data, which would suggest
661 that the required instances are not there yet, so change NumInstances from
662 PERF_NO_INSTANCES to 0 */
667 /*********************************************************************
668 *********************************************************************/
670 static bool _reg_perfcount_get_instance_info(struct PERF_INSTANCE_DEFINITION
*inst
,
673 struct PERF_OBJECT_TYPE
*obj
,
677 char buf
[PERFCOUNT_MAX_LEN
], temp
[PERFCOUNT_MAX_LEN
];
678 smb_ucs2_t
*name
= NULL
;
681 /* First grab the instance data from the data file */
682 memset(temp
, 0, PERFCOUNT_MAX_LEN
);
683 snprintf(temp
, PERFCOUNT_MAX_LEN
, "i%d", instId
);
684 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, obj
->ObjectNameTitleIndex
, temp
);
685 if (!_reg_perfcount_get_counter_data(key
, &data
)) {
686 DEBUG(3, ("_reg_perfcount_get_counter_data failed\n"));
689 if(data
.dptr
== NULL
)
691 DEBUG(3, ("_reg_perfcount_get_instance_info: No instance data for instance [%s].\n",
695 inst
->counter_data
.ByteLength
= data
.dsize
+ sizeof(inst
->counter_data
.ByteLength
);
696 inst
->counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
697 inst
->counter_data
.data
,
700 if(inst
->counter_data
.data
== NULL
)
702 memset(inst
->counter_data
.data
, 0, data
.dsize
);
703 memcpy(inst
->counter_data
.data
, data
.dptr
, data
.dsize
);
704 SAFE_FREE(data
.dptr
);
706 /* Fetch instance name */
707 memset(temp
, 0, PERFCOUNT_MAX_LEN
);
708 snprintf(temp
, PERFCOUNT_MAX_LEN
, "i%dname", instId
);
709 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, obj
->ObjectNameTitleIndex
, temp
);
710 data
= tdb_fetch(names
, key
);
711 if(data
.dptr
== NULL
)
713 /* Not actually an error, but possibly unintended? -- just logging FYI */
714 DEBUG(3, ("_reg_perfcount_get_instance_info: No instance name for instance [%s].\n",
716 inst
->NameLength
= 0;
720 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
721 memcpy(buf
, data
.dptr
, MIN(PERFCOUNT_MAX_LEN
-1,data
.dsize
));
722 buf
[PERFCOUNT_MAX_LEN
-1] = '\0';
723 inst
->NameLength
= rpcstr_push_talloc(mem_ctx
, &name
, buf
);
724 if (inst
->NameLength
== (uint32_t)-1 || !name
) {
725 SAFE_FREE(data
.dptr
);
728 inst
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
732 if (inst
->data
== NULL
) {
733 SAFE_FREE(data
.dptr
);
736 memcpy(inst
->data
, name
, inst
->NameLength
);
737 SAFE_FREE(data
.dptr
);
740 inst
->ParentObjectTitleIndex
= 0;
741 inst
->ParentObjectTitlePointer
= 0;
742 inst
->UniqueID
= PERF_NO_UNIQUE_ID
;
743 inst
->NameOffset
= 6 * sizeof(uint32
);
745 inst
->ByteLength
= inst
->NameOffset
+ inst
->NameLength
;
746 /* Need to be aligned on a 64-bit boundary here for counter_data */
747 if((pad
= (inst
->ByteLength
% 8)))
750 inst
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
753 inst
->NameLength
+ pad
);
754 memset(inst
->data
+ inst
->NameLength
, 0, pad
);
755 inst
->ByteLength
+= pad
;
761 /*********************************************************************
762 *********************************************************************/
764 static bool _reg_perfcount_add_instance(struct PERF_OBJECT_TYPE
*obj
,
769 struct PERF_INSTANCE_DEFINITION
*inst
;
771 if(obj
->instances
== NULL
) {
772 obj
->instances
= TALLOC_REALLOC_ARRAY(mem_ctx
,
774 struct PERF_INSTANCE_DEFINITION
,
777 if(obj
->instances
== NULL
)
780 memset(&(obj
->instances
[instInd
]), 0, sizeof(struct PERF_INSTANCE_DEFINITION
));
781 inst
= &(obj
->instances
[instInd
]);
782 return _reg_perfcount_get_instance_info(inst
, mem_ctx
, instInd
, obj
, names
);
785 /*********************************************************************
786 *********************************************************************/
788 static int _reg_perfcount_assemble_global(struct PERF_DATA_BLOCK
*block
,
794 int i
, j
, retval
= 0;
795 char keybuf
[PERFCOUNT_MAX_LEN
];
798 for(i
= 1; i
<= base_index
; i
++)
801 _reg_perfcount_make_key(&key
, keybuf
, PERFCOUNT_MAX_LEN
, j
, "rel");
802 data
= tdb_fetch(names
, key
);
803 if(data
.dptr
!= NULL
)
805 if(_reg_perfcount_isparent(data
))
806 success
= _reg_perfcount_add_object(block
, mem_ctx
, j
, data
, names
);
807 else if(_reg_perfcount_ischild(data
))
808 success
= _reg_perfcount_add_counter(block
, mem_ctx
, j
, data
, names
);
811 DEBUG(3, ("Bogus relationship [%s] for counter [%d].\n", data
.dptr
, j
));
816 DEBUG(3, ("_reg_perfcount_assemble_global: Failed to add new relationship for counter [%d].\n", j
));
819 SAFE_FREE(data
.dptr
);
822 DEBUG(3, ("NULL relationship for counter [%d] using key [%s].\n", j
, keybuf
));
827 /*********************************************************************
828 *********************************************************************/
830 static bool _reg_perfcount_get_64(uint64_t *retval
,
833 const char *key_part2
)
836 char buf
[PERFCOUNT_MAX_LEN
];
838 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, key_part1
, key_part2
);
840 data
= tdb_fetch(tdb
, key
);
841 if(data
.dptr
== NULL
)
843 DEBUG(3,("_reg_perfcount_get_64: No data found for key [%s].\n", key
.dptr
));
847 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
848 memcpy(buf
, data
.dptr
, data
.dsize
);
849 SAFE_FREE(data
.dptr
);
856 /*********************************************************************
857 *********************************************************************/
859 static bool _reg_perfcount_init_data_block_perf(struct PERF_DATA_BLOCK
*block
,
862 uint64_t PerfFreq
, PerfTime
, PerfTime100nSec
;
863 TDB_CONTEXT
*counters
;
865 const char *fname
= counters_directory( DATA_DB
);
867 counters
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
871 DEBUG(1, ("reg_perfcount_init_data_block_perf: unable to open [%s].\n", fname
));
875 status
= _reg_perfcount_get_64(&PerfFreq
, names
, 0, "PerfFreq");
881 memcpy((void *)&(block
->PerfFreq
), (const void *)&PerfFreq
, sizeof(PerfFreq
));
883 status
= _reg_perfcount_get_64(&PerfTime
, counters
, 0, "PerfTime");
889 memcpy((void *)&(block
->PerfTime
), (const void *)&PerfTime
, sizeof(PerfTime
));
891 status
= _reg_perfcount_get_64(&PerfTime100nSec
, counters
, 0, "PerfTime100nSec");
897 memcpy((void *)&(block
->PerfTime100nSec
), (const void *)&PerfTime100nSec
, sizeof(PerfTime100nSec
));
903 /*******************************************************************
904 ********************************************************************/
906 static bool make_systemtime(struct SYSTEMTIME
*systime
, struct tm
*unixtime
)
908 systime
->year
=unixtime
->tm_year
+1900;
909 systime
->month
=unixtime
->tm_mon
+1;
910 systime
->dayofweek
=unixtime
->tm_wday
;
911 systime
->day
=unixtime
->tm_mday
;
912 systime
->hour
=unixtime
->tm_hour
;
913 systime
->minute
=unixtime
->tm_min
;
914 systime
->second
=unixtime
->tm_sec
;
915 systime
->milliseconds
=0;
920 /*********************************************************************
921 *********************************************************************/
923 static bool _reg_perfcount_init_data_block(struct PERF_DATA_BLOCK
*block
,
924 TALLOC_CTX
*mem_ctx
, TDB_CONTEXT
*names
,
927 smb_ucs2_t
*temp
= NULL
;
930 if (rpcstr_push_talloc(mem_ctx
, &temp
, "PERF")==(size_t)-1) {
936 memcpy(block
->Signature
, temp
, strlen_w(temp
) *2);
939 block
->LittleEndian
= 0;
941 block
->LittleEndian
= 1;
944 block
->TotalByteLength
= 0;
945 block
->NumObjectTypes
= 0;
946 block
->DefaultObject
= -1;
947 block
->objects
= NULL
;
949 make_systemtime(&(block
->SystemTime
), gmtime(&tm
));
950 _reg_perfcount_init_data_block_perf(block
, names
);
951 memset(temp
, 0, sizeof(temp
));
952 rpcstr_push((void *)temp
, global_myname(), sizeof(temp
), STR_TERMINATE
);
953 block
->SystemNameLength
= (strlen_w(temp
) * 2) + 2;
954 block
->data
= TALLOC_ZERO_ARRAY(mem_ctx
, uint8
, block
->SystemNameLength
+ (8 - (block
->SystemNameLength
% 8)));
955 if (block
->data
== NULL
) {
958 memcpy(block
->data
, temp
, block
->SystemNameLength
);
959 block
->SystemNameOffset
= sizeof(struct PERF_DATA_BLOCK
) - sizeof(block
->objects
) - sizeof(block
->data
);
960 block
->HeaderLength
= block
->SystemNameOffset
+ block
->SystemNameLength
;
961 /* Make sure to adjust for 64-bit alignment for when we finish writing the system name,
962 so that the PERF_OBJECT_TYPE struct comes out 64-bit aligned */
963 block
->HeaderLength
+= 8 - (block
->HeaderLength
% 8);
968 /*********************************************************************
969 *********************************************************************/
971 static uint32
_reg_perfcount_perf_data_block_fixup(struct PERF_DATA_BLOCK
*block
, TALLOC_CTX
*mem_ctx
)
973 int obj
, cnt
, inst
, pad
, i
;
974 struct PERF_OBJECT_TYPE
*object
;
975 struct PERF_INSTANCE_DEFINITION
*instance
;
976 struct PERF_COUNTER_DEFINITION
*counter
;
977 struct PERF_COUNTER_BLOCK
*counter_data
;
978 char *temp
= NULL
, *src_addr
, *dst_addr
;
980 block
->TotalByteLength
= 0;
981 object
= block
->objects
;
982 for(obj
= 0; obj
< block
->NumObjectTypes
; obj
++)
984 object
[obj
].TotalByteLength
= 0;
985 object
[obj
].DefinitionLength
= 0;
986 instance
= object
[obj
].instances
;
987 counter
= object
[obj
].counters
;
988 for(cnt
= 0; cnt
< object
[obj
].NumCounters
; cnt
++)
990 object
[obj
].TotalByteLength
+= counter
[cnt
].ByteLength
;
991 object
[obj
].DefinitionLength
+= counter
[cnt
].ByteLength
;
993 if(object
[obj
].NumInstances
!= PERF_NO_INSTANCES
)
995 for(inst
= 0; inst
< object
[obj
].NumInstances
; inst
++)
997 instance
= &(object
[obj
].instances
[inst
]);
998 object
[obj
].TotalByteLength
+= instance
->ByteLength
;
999 counter_data
= &(instance
->counter_data
);
1000 counter
= &(object
[obj
].counters
[object
[obj
].NumCounters
- 1]);
1001 counter_data
->ByteLength
= counter
->CounterOffset
+ counter
->CounterSize
+ sizeof(counter_data
->ByteLength
);
1002 temp
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1005 counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1009 memset(temp
, 0, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1010 src_addr
= (char *)counter_data
->data
;
1011 for(i
= 0; i
< object
[obj
].NumCounters
; i
++)
1013 counter
= &(object
[obj
].counters
[i
]);
1014 dst_addr
= temp
+ counter
->CounterOffset
- sizeof(counter_data
->ByteLength
);
1015 memcpy(dst_addr
, src_addr
, counter
->CounterSize
);
1016 src_addr
+= counter
->CounterSize
;
1018 /* Make sure to be 64-bit aligned */
1019 if((pad
= (counter_data
->ByteLength
% 8)))
1023 counter_data
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1026 counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
) + pad
);
1027 if (counter_data
->data
== NULL
) {
1030 memset(counter_data
->data
, 0, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
) + pad
);
1031 memcpy(counter_data
->data
, temp
, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1032 counter_data
->ByteLength
+= pad
;
1033 object
[obj
].TotalByteLength
+= counter_data
->ByteLength
;
1038 /* Need to be 64-bit aligned at the end of the counter_data block, so pad counter_data to a 64-bit boundary,
1039 so that the next PERF_OBJECT_TYPE can start on a 64-bit alignment */
1040 if((pad
= (object
[obj
].counter_data
.ByteLength
% 8)))
1043 object
[obj
].counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1044 object
[obj
].counter_data
.data
,
1046 object
[obj
].counter_data
.ByteLength
+ pad
);
1047 memset((void *)(object
[obj
].counter_data
.data
+ object
[obj
].counter_data
.ByteLength
), 0, pad
);
1048 object
[obj
].counter_data
.ByteLength
+= pad
;
1050 object
[obj
].TotalByteLength
+= object
[obj
].counter_data
.ByteLength
;
1052 object
[obj
].HeaderLength
= sizeof(*object
) - (sizeof(counter
) + sizeof(instance
) + sizeof(struct PERF_COUNTER_BLOCK
));
1053 object
[obj
].TotalByteLength
+= object
[obj
].HeaderLength
;
1054 object
[obj
].DefinitionLength
+= object
[obj
].HeaderLength
;
1056 block
->TotalByteLength
+= object
[obj
].TotalByteLength
;
1059 return block
->TotalByteLength
;
1062 /*********************************************************************
1063 *********************************************************************/
1065 static uint32
reg_perfcount_get_perf_data_block(uint32 base_index
,
1066 TALLOC_CTX
*mem_ctx
,
1067 struct PERF_DATA_BLOCK
*block
,
1068 const char *object_ids
,
1069 bool bigendian_data
)
1071 uint32 buffer_size
= 0;
1072 const char *fname
= counters_directory( NAMES_DB
);
1076 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
1080 DEBUG(1, ("reg_perfcount_get_perf_data_block: unable to open [%s].\n", fname
));
1084 if (!_reg_perfcount_init_data_block(block
, mem_ctx
, names
, bigendian_data
)) {
1085 DEBUG(0, ("_reg_perfcount_init_data_block failed\n"));
1090 reg_perfcount_get_last_counter(base_index
);
1092 if(object_ids
== NULL
)
1094 /* we're getting a request for "Global" here */
1095 retval
= _reg_perfcount_assemble_global(block
, mem_ctx
, base_index
, names
);
1099 /* we're getting a request for a specific set of PERF_OBJECT_TYPES */
1100 retval
= _reg_perfcount_assemble_global(block
, mem_ctx
, base_index
, names
);
1102 buffer_size
= _reg_perfcount_perf_data_block_fixup(block
, mem_ctx
);
1110 return buffer_size
+ block
->HeaderLength
;
1113 /*******************************************************************
1114 ********************************************************************/
1116 static bool smb_io_system_time(const char *desc
, prs_struct
*ps
, int depth
, struct SYSTEMTIME
*systime
)
1118 if(!prs_uint16("year", ps
, depth
, &systime
->year
))
1120 if(!prs_uint16("month", ps
, depth
, &systime
->month
))
1122 if(!prs_uint16("dayofweek", ps
, depth
, &systime
->dayofweek
))
1124 if(!prs_uint16("day", ps
, depth
, &systime
->day
))
1126 if(!prs_uint16("hour", ps
, depth
, &systime
->hour
))
1128 if(!prs_uint16("minute", ps
, depth
, &systime
->minute
))
1130 if(!prs_uint16("second", ps
, depth
, &systime
->second
))
1132 if(!prs_uint16("milliseconds", ps
, depth
, &systime
->milliseconds
))
1138 /*********************************************************************
1139 *********************************************************************/
1141 static bool _reg_perfcount_marshall_perf_data_block(prs_struct
*ps
, struct PERF_DATA_BLOCK block
, int depth
)
1144 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_data_block");
1149 for(i
= 0; i
< 4; i
++)
1151 if(!prs_uint16("Signature", ps
, depth
, &block
.Signature
[i
]))
1154 if(!prs_uint32("Little Endian", ps
, depth
, &block
.LittleEndian
))
1156 if(!prs_uint32("Version", ps
, depth
, &block
.Version
))
1158 if(!prs_uint32("Revision", ps
, depth
, &block
.Revision
))
1160 if(!prs_uint32("TotalByteLength", ps
, depth
, &block
.TotalByteLength
))
1162 if(!prs_uint32("HeaderLength", ps
, depth
, &block
.HeaderLength
))
1164 if(!prs_uint32("NumObjectTypes", ps
, depth
, &block
.NumObjectTypes
))
1166 if(!prs_uint32("DefaultObject", ps
, depth
, &block
.DefaultObject
))
1168 if(!smb_io_system_time("SystemTime", ps
, depth
, &block
.SystemTime
))
1170 if(!prs_uint32("Padding", ps
, depth
, &block
.Padding
))
1172 if(!prs_align_uint64(ps
))
1174 if(!prs_uint64("PerfTime", ps
, depth
, &block
.PerfTime
))
1176 if(!prs_uint64("PerfFreq", ps
, depth
, &block
.PerfFreq
))
1178 if(!prs_uint64("PerfTime100nSec", ps
, depth
, &block
.PerfTime100nSec
))
1180 if(!prs_uint32("SystemNameLength", ps
, depth
, &block
.SystemNameLength
))
1182 if(!prs_uint32("SystemNameOffset", ps
, depth
, &block
.SystemNameOffset
))
1184 /* hack to make sure we're 64-bit aligned at the end of this whole mess */
1185 if(!prs_uint8s(False
, "SystemName", ps
, depth
, block
.data
,
1186 block
.HeaderLength
- block
.SystemNameOffset
))
1192 /*********************************************************************
1193 *********************************************************************/
1195 static bool _reg_perfcount_marshall_perf_counters(prs_struct
*ps
,
1196 struct PERF_OBJECT_TYPE object
,
1200 struct PERF_COUNTER_DEFINITION counter
;
1202 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_counters");
1205 for(cnt
= 0; cnt
< object
.NumCounters
; cnt
++)
1207 counter
= object
.counters
[cnt
];
1211 if(!prs_uint32("ByteLength", ps
, depth
, &counter
.ByteLength
))
1213 if(!prs_uint32("CounterNameTitleIndex", ps
, depth
, &counter
.CounterNameTitleIndex
))
1215 if(!prs_uint32("CounterNameTitlePointer", ps
, depth
, &counter
.CounterNameTitlePointer
))
1217 if(!prs_uint32("CounterHelpTitleIndex", ps
, depth
, &counter
.CounterHelpTitleIndex
))
1219 if(!prs_uint32("CounterHelpTitlePointer", ps
, depth
, &counter
.CounterHelpTitlePointer
))
1221 if(!prs_uint32("DefaultScale", ps
, depth
, &counter
.DefaultScale
))
1223 if(!prs_uint32("DetailLevel", ps
, depth
, &counter
.DetailLevel
))
1225 if(!prs_uint32("CounterType", ps
, depth
, &counter
.CounterType
))
1227 if(!prs_uint32("CounterSize", ps
, depth
, &counter
.CounterSize
))
1229 if(!prs_uint32("CounterOffset", ps
, depth
, &counter
.CounterOffset
))
1236 /*********************************************************************
1237 *********************************************************************/
1239 static bool _reg_perfcount_marshall_perf_counter_data(prs_struct
*ps
,
1240 struct PERF_COUNTER_BLOCK counter_data
,
1243 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_counter_data");
1246 if(!prs_align_uint64(ps
))
1249 if(!prs_uint32("ByteLength", ps
, depth
, &counter_data
.ByteLength
))
1251 if(!prs_uint8s(False
, "CounterData", ps
, depth
, counter_data
.data
, counter_data
.ByteLength
- sizeof(uint32
)))
1253 if(!prs_align_uint64(ps
))
1259 /*********************************************************************
1260 *********************************************************************/
1262 static bool _reg_perfcount_marshall_perf_instances(prs_struct
*ps
,
1263 struct PERF_OBJECT_TYPE object
,
1266 struct PERF_INSTANCE_DEFINITION instance
;
1269 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_instances");
1272 for(inst
= 0; inst
< object
.NumInstances
; inst
++)
1274 instance
= object
.instances
[inst
];
1278 if(!prs_uint32("ByteLength", ps
, depth
, &instance
.ByteLength
))
1280 if(!prs_uint32("ParentObjectTitleIndex", ps
, depth
, &instance
.ParentObjectTitleIndex
))
1282 if(!prs_uint32("ParentObjectTitlePointer", ps
, depth
, &instance
.ParentObjectTitlePointer
))
1284 if(!prs_uint32("UniqueID", ps
, depth
, &instance
.UniqueID
))
1286 if(!prs_uint32("NameOffset", ps
, depth
, &instance
.NameOffset
))
1288 if(!prs_uint32("NameLength", ps
, depth
, &instance
.NameLength
))
1290 if(!prs_uint8s(False
, "InstanceName", ps
, depth
, instance
.data
,
1291 instance
.ByteLength
- instance
.NameOffset
))
1293 if(_reg_perfcount_marshall_perf_counter_data(ps
, instance
.counter_data
, depth
) == False
)
1300 /*********************************************************************
1301 *********************************************************************/
1303 static bool _reg_perfcount_marshall_perf_objects(prs_struct
*ps
, struct PERF_DATA_BLOCK block
, int depth
)
1307 struct PERF_OBJECT_TYPE object
;
1309 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_objects");
1312 for(obj
= 0; obj
< block
.NumObjectTypes
; obj
++)
1314 object
= block
.objects
[obj
];
1319 if(!prs_uint32("TotalByteLength", ps
, depth
, &object
.TotalByteLength
))
1321 if(!prs_uint32("DefinitionLength", ps
, depth
, &object
.DefinitionLength
))
1323 if(!prs_uint32("HeaderLength", ps
, depth
, &object
.HeaderLength
))
1325 if(!prs_uint32("ObjectNameTitleIndex", ps
, depth
, &object
.ObjectNameTitleIndex
))
1327 if(!prs_uint32("ObjectNameTitlePointer", ps
, depth
, &object
.ObjectNameTitlePointer
))
1329 if(!prs_uint32("ObjectHelpTitleIndex", ps
, depth
, &object
.ObjectHelpTitleIndex
))
1331 if(!prs_uint32("ObjectHelpTitlePointer", ps
, depth
, &object
.ObjectHelpTitlePointer
))
1333 if(!prs_uint32("DetailLevel", ps
, depth
, &object
.DetailLevel
))
1335 if(!prs_uint32("NumCounters", ps
, depth
, &object
.NumCounters
))
1337 if(!prs_uint32("DefaultCounter", ps
, depth
, &object
.DefaultCounter
))
1339 if(!prs_uint32("NumInstances", ps
, depth
, &object
.NumInstances
))
1341 if(!prs_uint32("CodePage", ps
, depth
, &object
.CodePage
))
1343 if(!prs_align_uint64(ps
))
1345 if(!prs_uint64("PerfTime", ps
, depth
, &object
.PerfTime
))
1347 if(!prs_uint64("PerfFreq", ps
, depth
, &object
.PerfFreq
))
1350 /* Now do the counters */
1351 /* If no instances, encode counter_data */
1352 /* If instances, encode instace plus counter data for each instance */
1353 if(_reg_perfcount_marshall_perf_counters(ps
, object
, depth
) == False
)
1355 if(object
.NumInstances
== PERF_NO_INSTANCES
)
1357 if(_reg_perfcount_marshall_perf_counter_data(ps
, object
.counter_data
, depth
) == False
)
1362 if(_reg_perfcount_marshall_perf_instances(ps
, object
, depth
) == False
)
1370 /*********************************************************************
1371 *********************************************************************/
1373 WERROR
reg_perfcount_get_hkpd(prs_struct
*ps
, uint32 max_buf_size
, uint32
*outbuf_len
, const char *object_ids
)
1376 * For a detailed description of the layout of this structure,
1377 * see http://msdn.microsoft.com/library/default.asp?url=/library/en-us/perfmon/base/performance_data_format.asp
1379 * By 2006-11-23 this link did not work anymore, I found something
1381 * http://msdn2.microsoft.com/en-us/library/aa373105.aspx -- vl
1383 struct PERF_DATA_BLOCK block
;
1384 uint32 buffer_size
, base_index
;
1387 base_index
= reg_perfcount_get_base_index();
1390 buffer_size
= reg_perfcount_get_perf_data_block(base_index
, ps
->mem_ctx
, &block
, object_ids
, ps
->bigendian_data
);
1392 if(buffer_size
< max_buf_size
)
1394 *outbuf_len
= buffer_size
;
1396 if (!_reg_perfcount_marshall_perf_data_block(ps
, block
, 0))
1399 if (!_reg_perfcount_marshall_perf_objects(ps
, block
, 0))
1406 *outbuf_len
= max_buf_size
;
1407 if (!_reg_perfcount_marshall_perf_data_block(ps
, block
, 0))
1410 return WERR_INSUFFICIENT_BUFFER
;