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"
25 #include "reg_perfcount.h"
28 #define DBGC_CLASS DBGC_REGISTRY
30 #define PERFCOUNT_MAX_LEN 256
32 #define PERFCOUNTDIR "perfmon"
33 #define NAMES_DB "names.tdb"
34 #define DATA_DB "data.tdb"
36 struct PERF_OBJECT_TYPE
*_reg_perfcount_find_obj(struct PERF_DATA_BLOCK
*block
, int objind
);
38 /*********************************************************************
39 *********************************************************************/
41 static char *counters_directory(const char *dbname
)
45 TALLOC_CTX
*ctx
= talloc_tos();
47 path
= talloc_asprintf(ctx
, "%s/%s", PERFCOUNTDIR
, dbname
);
52 ret
= talloc_strdup(ctx
, state_path(path
));
57 /*********************************************************************
58 *********************************************************************/
60 void perfcount_init_keys( void )
62 char *p
= state_path(PERFCOUNTDIR
);
64 /* no registry keys; just create the perfmon directory */
66 if ( !directory_exist( p
) )
72 /*********************************************************************
73 *********************************************************************/
75 uint32
reg_perfcount_get_base_index(void)
77 const char *fname
= counters_directory( NAMES_DB
);
82 char buf
[PERFCOUNT_MAX_LEN
];
84 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
87 DEBUG(1, ("reg_perfcount_get_base_index: unable to open [%s].\n", fname
));
90 /* needs to read the value of key "1" from the counter_names.tdb file, as that is
91 where the total number of counters is stored. We're assuming no holes in the
93 The format for the counter_names.tdb file is:
100 even_num perf_counter<even_num>
101 even_num+1 perf_counter<even_num>_help
103 So last_counter becomes num_counters*2, and last_help will be last_counter+1 */
104 kbuf
= string_tdb_data(key
);
105 dbuf
= tdb_fetch(names
, kbuf
);
106 if(dbuf
.dptr
== NULL
)
108 DEBUG(1, ("reg_perfcount_get_base_index: failed to find key \'1\' in [%s].\n", fname
));
115 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
116 memcpy(buf
, dbuf
.dptr
, dbuf
.dsize
);
117 retval
= (uint32
)atoi(buf
);
118 SAFE_FREE(dbuf
.dptr
);
124 /*********************************************************************
125 *********************************************************************/
127 uint32
reg_perfcount_get_last_counter(uint32 base_index
)
134 retval
= base_index
* 2;
139 /*********************************************************************
140 *********************************************************************/
142 uint32
reg_perfcount_get_last_help(uint32 last_counter
)
146 if(last_counter
== 0)
149 retval
= last_counter
+ 1;
155 /*********************************************************************
156 *********************************************************************/
158 static uint32
_reg_perfcount_multi_sz_from_tdb(TDB_CONTEXT
*tdb
,
165 char *buf1
= *retbuf
;
166 uint32 working_size
= 0;
167 DATA_BLOB name_index
, name
;
169 memset(temp
, 0, sizeof(temp
));
170 snprintf(temp
, sizeof(temp
), "%d", keyval
);
171 kbuf
= string_tdb_data(temp
);
172 dbuf
= tdb_fetch(tdb
, kbuf
);
173 if(dbuf
.dptr
== NULL
)
175 /* If a key isn't there, just bypass it -- this really shouldn't
176 happen unless someone's mucking around with the tdb */
177 DEBUG(3, ("_reg_perfcount_multi_sz_from_tdb: failed to find key [%s] in [%s].\n",
178 temp
, tdb_name(tdb
)));
181 /* First encode the name_index */
182 working_size
= (kbuf
.dsize
+ 1)*sizeof(uint16
);
183 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ working_size
);
188 push_reg_sz(talloc_tos(), &name_index
, (const char *)kbuf
.dptr
);
189 memcpy(buf1
+buffer_size
, (char *)name_index
.data
, working_size
);
190 buffer_size
+= working_size
;
191 /* Now encode the actual name */
192 working_size
= (dbuf
.dsize
+ 1)*sizeof(uint16
);
193 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ working_size
);
198 memset(temp
, 0, sizeof(temp
));
199 memcpy(temp
, dbuf
.dptr
, dbuf
.dsize
);
200 SAFE_FREE(dbuf
.dptr
);
201 push_reg_sz(talloc_tos(), &name
, temp
);
202 memcpy(buf1
+buffer_size
, (char *)name
.data
, working_size
);
203 buffer_size
+= working_size
;
210 /*********************************************************************
211 *********************************************************************/
213 uint32
reg_perfcount_get_counter_help(uint32 base_index
, char **retbuf
)
216 uint32 buffer_size
= 0;
218 const char *fname
= counters_directory( NAMES_DB
);
224 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
228 DEBUG(1, ("reg_perfcount_get_counter_help: unable to open [%s].\n", fname
));
232 for(i
= 1; i
<= base_index
; i
++)
234 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, (i
*2)+1, retbuf
, buffer_size
);
238 /* Now terminate the MULTI_SZ with a double unicode NULL */
240 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ 2);
244 buf1
[buffer_size
++] = '\0';
245 buf1
[buffer_size
++] = '\0';
253 /*********************************************************************
254 *********************************************************************/
256 uint32
reg_perfcount_get_counter_names(uint32 base_index
, char **retbuf
)
259 uint32 buffer_size
= 0;
261 const char *fname
= counters_directory( NAMES_DB
);
267 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
271 DEBUG(1, ("reg_perfcount_get_counter_names: unable to open [%s].\n", fname
));
275 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, 1, retbuf
, buffer_size
);
277 for(i
= 1; i
<= base_index
; i
++)
279 buffer_size
= _reg_perfcount_multi_sz_from_tdb(names
, i
*2, retbuf
, buffer_size
);
283 /* Now terminate the MULTI_SZ with a double unicode NULL */
285 buf1
= (char *)SMB_REALLOC(buf1
, buffer_size
+ 2);
289 buf1
[buffer_size
++] = '\0';
290 buf1
[buffer_size
++] = '\0';
298 /*********************************************************************
299 *********************************************************************/
301 static void _reg_perfcount_make_key(TDB_DATA
*key
,
305 const char *key_part2
)
307 memset(buf
, 0, buflen
);
308 if(key_part2
!= NULL
)
309 snprintf(buf
, buflen
,"%d%s", key_part1
, key_part2
);
311 snprintf(buf
, buflen
, "%d", key_part1
);
313 *key
= string_tdb_data(buf
);
318 /*********************************************************************
319 *********************************************************************/
321 static bool _reg_perfcount_isparent(TDB_DATA data
)
325 if(data
.dptr
[0] == 'p')
333 /*********************************************************************
334 *********************************************************************/
336 static bool _reg_perfcount_ischild(TDB_DATA data
)
340 if(data
.dptr
[0] == 'c')
348 /*********************************************************************
349 *********************************************************************/
351 static uint32
_reg_perfcount_get_numinst(int objInd
, TDB_CONTEXT
*names
)
354 char buf
[PERFCOUNT_MAX_LEN
];
356 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, objInd
, "inst");
357 data
= tdb_fetch(names
, key
);
359 if(data
.dptr
== NULL
)
360 return (uint32
)PERF_NO_INSTANCES
;
362 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
363 memcpy(buf
, data
.dptr
, data
.dsize
);
364 SAFE_FREE(data
.dptr
);
365 return (uint32
)atoi(buf
);
368 /*********************************************************************
369 *********************************************************************/
371 static bool _reg_perfcount_add_instance(struct PERF_OBJECT_TYPE
*obj
,
376 static bool _reg_perfcount_add_object(struct PERF_DATA_BLOCK
*block
,
384 struct PERF_OBJECT_TYPE
*obj
;
386 block
->objects
= (struct PERF_OBJECT_TYPE
*)TALLOC_REALLOC_ARRAY(mem_ctx
,
388 struct PERF_OBJECT_TYPE
,
389 block
->NumObjectTypes
+1);
390 if(block
->objects
== NULL
)
392 obj
= &(block
->objects
[block
->NumObjectTypes
]);
393 memset((void *)&(block
->objects
[block
->NumObjectTypes
]), 0, sizeof(struct PERF_OBJECT_TYPE
));
394 block
->objects
[block
->NumObjectTypes
].ObjectNameTitleIndex
= num
;
395 block
->objects
[block
->NumObjectTypes
].ObjectNameTitlePointer
= 0;
396 block
->objects
[block
->NumObjectTypes
].ObjectHelpTitleIndex
= num
+1;
397 block
->objects
[block
->NumObjectTypes
].ObjectHelpTitlePointer
= 0;
398 block
->objects
[block
->NumObjectTypes
].NumCounters
= 0;
399 block
->objects
[block
->NumObjectTypes
].DefaultCounter
= 0;
400 block
->objects
[block
->NumObjectTypes
].NumInstances
= _reg_perfcount_get_numinst(num
, names
);
401 block
->objects
[block
->NumObjectTypes
].counters
= NULL
;
402 block
->objects
[block
->NumObjectTypes
].instances
= NULL
;
403 block
->objects
[block
->NumObjectTypes
].counter_data
.ByteLength
= sizeof(uint32
);
404 block
->objects
[block
->NumObjectTypes
].counter_data
.data
= NULL
;
405 block
->objects
[block
->NumObjectTypes
].DetailLevel
= PERF_DETAIL_NOVICE
;
406 block
->NumObjectTypes
+=1;
408 for(i
= 0; i
< (int)obj
->NumInstances
; i
++) {
409 success
= _reg_perfcount_add_instance(obj
, mem_ctx
, i
, names
);
415 /*********************************************************************
416 *********************************************************************/
418 static bool _reg_perfcount_get_counter_data(TDB_DATA key
, TDB_DATA
*data
)
420 TDB_CONTEXT
*counters
;
421 const char *fname
= counters_directory( DATA_DB
);
423 counters
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
427 DEBUG(1, ("reg_perfcount_get_counter_data: unable to open [%s].\n", fname
));
431 *data
= tdb_fetch(counters
, key
);
438 /*********************************************************************
439 *********************************************************************/
441 static uint32
_reg_perfcount_get_size_field(uint32 CounterType
)
445 retval
= CounterType
;
447 /* First mask out reserved lower 8 bits */
448 retval
= retval
& 0xFFFFFF00;
449 retval
= retval
<< 22;
450 retval
= retval
>> 22;
455 /*********************************************************************
456 *********************************************************************/
458 static uint32
_reg_perfcount_compute_scale(int64_t data
)
474 return (uint32
)scale
;
477 /*********************************************************************
478 *********************************************************************/
480 static bool _reg_perfcount_get_counter_info(struct PERF_DATA_BLOCK
*block
,
483 struct PERF_OBJECT_TYPE
*obj
,
487 char buf
[PERFCOUNT_MAX_LEN
];
488 size_t dsize
, padding
;
489 long int data32
, dbuf
[2];
493 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
494 dbuf
[0] = dbuf
[1] = 0;
497 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, CounterIndex
, "type");
498 data
= tdb_fetch(names
, key
);
499 if(data
.dptr
== NULL
)
501 DEBUG(3, ("_reg_perfcount_get_counter_info: No type data for counter [%d].\n", CounterIndex
));
504 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
505 memcpy(buf
, data
.dptr
, data
.dsize
);
506 obj
->counters
[obj
->NumCounters
].CounterType
= atoi(buf
);
507 DEBUG(10, ("_reg_perfcount_get_counter_info: Got type [%d] for counter [%d].\n",
508 obj
->counters
[obj
->NumCounters
].CounterType
, CounterIndex
));
509 SAFE_FREE(data
.dptr
);
511 /* Fetch the actual data */
512 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, CounterIndex
, "");
513 _reg_perfcount_get_counter_data(key
, &data
);
514 if(data
.dptr
== NULL
)
516 DEBUG(3, ("_reg_perfcount_get_counter_info: No counter data for counter [%d].\n", CounterIndex
));
520 counter_size
= _reg_perfcount_get_size_field(obj
->counters
[obj
->NumCounters
].CounterType
);
522 if(counter_size
== PERF_SIZE_DWORD
)
524 dsize
= sizeof(data32
);
525 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
526 memcpy(buf
, data
.dptr
, data
.dsize
);
527 data32
= strtol(buf
, NULL
, 0);
528 if((obj
->counters
[obj
->NumCounters
].CounterType
& 0x00000F00) == PERF_TYPE_NUMBER
)
529 obj
->counters
[obj
->NumCounters
].DefaultScale
= _reg_perfcount_compute_scale((int64_t)data32
);
531 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
533 padding
= (dsize
- (obj
->counter_data
.ByteLength
%dsize
)) % dsize
;
535 else if(counter_size
== PERF_SIZE_LARGE
)
537 dsize
= sizeof(data64
);
538 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
539 memcpy(buf
, data
.dptr
, data
.dsize
);
541 if((obj
->counters
[obj
->NumCounters
].CounterType
& 0x00000F00) == PERF_TYPE_NUMBER
)
542 obj
->counters
[obj
->NumCounters
].DefaultScale
= _reg_perfcount_compute_scale(data64
);
544 obj
->counters
[obj
->NumCounters
].DefaultScale
= 0;
545 memcpy((void *)dbuf
, (const void *)&data64
, dsize
);
546 padding
= (dsize
- (obj
->counter_data
.ByteLength
%dsize
)) % dsize
;
548 else /* PERF_SIZE_VARIABLE_LEN */
551 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
552 memcpy(buf
, data
.dptr
, data
.dsize
);
554 SAFE_FREE(data
.dptr
);
556 obj
->counter_data
.ByteLength
+= dsize
+ padding
;
557 obj
->counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
558 obj
->counter_data
.data
,
560 obj
->counter_data
.ByteLength
- sizeof(uint32
));
561 if(obj
->counter_data
.data
== NULL
)
563 if(dbuf
[0] != 0 || dbuf
[1] != 0)
565 memcpy((void *)(obj
->counter_data
.data
+
566 (obj
->counter_data
.ByteLength
- (sizeof(uint32
) + dsize
))),
567 (const void *)dbuf
, dsize
);
571 /* Handling PERF_SIZE_VARIABLE_LEN */
572 memcpy((void *)(obj
->counter_data
.data
+
573 (obj
->counter_data
.ByteLength
- (sizeof(uint32
) + dsize
))),
574 (const void *)buf
, dsize
);
576 obj
->counters
[obj
->NumCounters
].CounterOffset
= obj
->counter_data
.ByteLength
- dsize
;
577 if(obj
->counters
[obj
->NumCounters
].CounterOffset
% dsize
!= 0)
579 DEBUG(3,("Improperly aligned counter [%d]\n", obj
->NumCounters
));
581 obj
->counters
[obj
->NumCounters
].CounterSize
= dsize
;
586 /*********************************************************************
587 *********************************************************************/
589 struct PERF_OBJECT_TYPE
*_reg_perfcount_find_obj(struct PERF_DATA_BLOCK
*block
, int objind
)
593 struct PERF_OBJECT_TYPE
*obj
= NULL
;
595 for(i
= 0; i
< block
->NumObjectTypes
; i
++)
597 if(block
->objects
[i
].ObjectNameTitleIndex
== objind
)
599 obj
= &(block
->objects
[i
]);
606 /*********************************************************************
607 *********************************************************************/
609 static bool _reg_perfcount_add_counter(struct PERF_DATA_BLOCK
*block
,
615 char *begin
, *end
, *start
, *stop
;
617 struct PERF_OBJECT_TYPE
*obj
;
619 char buf
[PERFCOUNT_MAX_LEN
];
622 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
623 memcpy(buf
, data
.dptr
, data
.dsize
);
624 begin
= index(buf
, '[');
625 end
= index(buf
, ']');
626 if(begin
== NULL
|| end
== NULL
)
631 stop
= index(start
, ',');
635 parent
= atoi(start
);
637 obj
= _reg_perfcount_find_obj(block
, parent
);
639 /* At this point we require that the parent object exist.
640 This can probably be handled better at some later time */
641 DEBUG(3, ("_reg_perfcount_add_counter: Could not find parent object [%d] for counter [%d].\n",
645 obj
->counters
= (struct PERF_COUNTER_DEFINITION
*)TALLOC_REALLOC_ARRAY(mem_ctx
,
647 struct PERF_COUNTER_DEFINITION
,
649 if(obj
->counters
== NULL
)
651 memset((void *)&(obj
->counters
[obj
->NumCounters
]), 0, sizeof(struct PERF_COUNTER_DEFINITION
));
652 obj
->counters
[obj
->NumCounters
].CounterNameTitleIndex
=num
;
653 obj
->counters
[obj
->NumCounters
].CounterHelpTitleIndex
=num
+1;
654 obj
->counters
[obj
->NumCounters
].DetailLevel
= PERF_DETAIL_NOVICE
;
655 obj
->counters
[obj
->NumCounters
].ByteLength
= sizeof(struct PERF_COUNTER_DEFINITION
);
656 success
= _reg_perfcount_get_counter_info(block
, mem_ctx
, num
, obj
, names
);
657 obj
->NumCounters
+= 1;
661 /* Handle case of Objects/Counters without any counter data, which would suggest
662 that the required instances are not there yet, so change NumInstances from
663 PERF_NO_INSTANCES to 0 */
668 /*********************************************************************
669 *********************************************************************/
671 static bool _reg_perfcount_get_instance_info(struct PERF_INSTANCE_DEFINITION
*inst
,
674 struct PERF_OBJECT_TYPE
*obj
,
678 char buf
[PERFCOUNT_MAX_LEN
], temp
[PERFCOUNT_MAX_LEN
];
679 smb_ucs2_t
*name
= NULL
;
682 /* First grab the instance data from the data file */
683 memset(temp
, 0, PERFCOUNT_MAX_LEN
);
684 snprintf(temp
, PERFCOUNT_MAX_LEN
, "i%d", instId
);
685 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, obj
->ObjectNameTitleIndex
, temp
);
686 if (!_reg_perfcount_get_counter_data(key
, &data
)) {
687 DEBUG(3, ("_reg_perfcount_get_counter_data failed\n"));
690 if(data
.dptr
== NULL
)
692 DEBUG(3, ("_reg_perfcount_get_instance_info: No instance data for instance [%s].\n",
696 inst
->counter_data
.ByteLength
= data
.dsize
+ sizeof(inst
->counter_data
.ByteLength
);
697 inst
->counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
698 inst
->counter_data
.data
,
701 if(inst
->counter_data
.data
== NULL
)
703 memset(inst
->counter_data
.data
, 0, data
.dsize
);
704 memcpy(inst
->counter_data
.data
, data
.dptr
, data
.dsize
);
705 SAFE_FREE(data
.dptr
);
707 /* Fetch instance name */
708 memset(temp
, 0, PERFCOUNT_MAX_LEN
);
709 snprintf(temp
, PERFCOUNT_MAX_LEN
, "i%dname", instId
);
710 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, obj
->ObjectNameTitleIndex
, temp
);
711 data
= tdb_fetch(names
, key
);
712 if(data
.dptr
== NULL
)
714 /* Not actually an error, but possibly unintended? -- just logging FYI */
715 DEBUG(3, ("_reg_perfcount_get_instance_info: No instance name for instance [%s].\n",
717 inst
->NameLength
= 0;
721 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
722 memcpy(buf
, data
.dptr
, MIN(PERFCOUNT_MAX_LEN
-1,data
.dsize
));
723 buf
[PERFCOUNT_MAX_LEN
-1] = '\0';
724 inst
->NameLength
= rpcstr_push_talloc(mem_ctx
, &name
, buf
);
725 if (inst
->NameLength
== (uint32_t)-1 || !name
) {
726 SAFE_FREE(data
.dptr
);
729 inst
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
733 if (inst
->data
== NULL
) {
734 SAFE_FREE(data
.dptr
);
737 memcpy(inst
->data
, name
, inst
->NameLength
);
738 SAFE_FREE(data
.dptr
);
741 inst
->ParentObjectTitleIndex
= 0;
742 inst
->ParentObjectTitlePointer
= 0;
743 inst
->UniqueID
= PERF_NO_UNIQUE_ID
;
744 inst
->NameOffset
= 6 * sizeof(uint32
);
746 inst
->ByteLength
= inst
->NameOffset
+ inst
->NameLength
;
747 /* Need to be aligned on a 64-bit boundary here for counter_data */
748 if((pad
= (inst
->ByteLength
% 8)))
751 inst
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
754 inst
->NameLength
+ pad
);
755 memset(inst
->data
+ inst
->NameLength
, 0, pad
);
756 inst
->ByteLength
+= pad
;
762 /*********************************************************************
763 *********************************************************************/
765 static bool _reg_perfcount_add_instance(struct PERF_OBJECT_TYPE
*obj
,
770 struct PERF_INSTANCE_DEFINITION
*inst
;
772 if(obj
->instances
== NULL
) {
773 obj
->instances
= TALLOC_REALLOC_ARRAY(mem_ctx
,
775 struct PERF_INSTANCE_DEFINITION
,
778 if(obj
->instances
== NULL
)
781 memset(&(obj
->instances
[instInd
]), 0, sizeof(struct PERF_INSTANCE_DEFINITION
));
782 inst
= &(obj
->instances
[instInd
]);
783 return _reg_perfcount_get_instance_info(inst
, mem_ctx
, instInd
, obj
, names
);
786 /*********************************************************************
787 *********************************************************************/
789 static int _reg_perfcount_assemble_global(struct PERF_DATA_BLOCK
*block
,
795 int i
, j
, retval
= 0;
796 char keybuf
[PERFCOUNT_MAX_LEN
];
799 for(i
= 1; i
<= base_index
; i
++)
802 _reg_perfcount_make_key(&key
, keybuf
, PERFCOUNT_MAX_LEN
, j
, "rel");
803 data
= tdb_fetch(names
, key
);
804 if(data
.dptr
!= NULL
)
806 if(_reg_perfcount_isparent(data
))
807 success
= _reg_perfcount_add_object(block
, mem_ctx
, j
, data
, names
);
808 else if(_reg_perfcount_ischild(data
))
809 success
= _reg_perfcount_add_counter(block
, mem_ctx
, j
, data
, names
);
812 DEBUG(3, ("Bogus relationship [%s] for counter [%d].\n", data
.dptr
, j
));
817 DEBUG(3, ("_reg_perfcount_assemble_global: Failed to add new relationship for counter [%d].\n", j
));
820 SAFE_FREE(data
.dptr
);
823 DEBUG(3, ("NULL relationship for counter [%d] using key [%s].\n", j
, keybuf
));
828 /*********************************************************************
829 *********************************************************************/
831 static bool _reg_perfcount_get_64(uint64_t *retval
,
834 const char *key_part2
)
837 char buf
[PERFCOUNT_MAX_LEN
];
839 _reg_perfcount_make_key(&key
, buf
, PERFCOUNT_MAX_LEN
, key_part1
, key_part2
);
841 data
= tdb_fetch(tdb
, key
);
842 if(data
.dptr
== NULL
)
844 DEBUG(3,("_reg_perfcount_get_64: No data found for key [%s].\n", key
.dptr
));
848 memset(buf
, 0, PERFCOUNT_MAX_LEN
);
849 memcpy(buf
, data
.dptr
, data
.dsize
);
850 SAFE_FREE(data
.dptr
);
857 /*********************************************************************
858 *********************************************************************/
860 static bool _reg_perfcount_init_data_block_perf(struct PERF_DATA_BLOCK
*block
,
863 uint64_t PerfFreq
, PerfTime
, PerfTime100nSec
;
864 TDB_CONTEXT
*counters
;
866 const char *fname
= counters_directory( DATA_DB
);
868 counters
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
872 DEBUG(1, ("reg_perfcount_init_data_block_perf: unable to open [%s].\n", fname
));
876 status
= _reg_perfcount_get_64(&PerfFreq
, names
, 0, "PerfFreq");
882 memcpy((void *)&(block
->PerfFreq
), (const void *)&PerfFreq
, sizeof(PerfFreq
));
884 status
= _reg_perfcount_get_64(&PerfTime
, counters
, 0, "PerfTime");
890 memcpy((void *)&(block
->PerfTime
), (const void *)&PerfTime
, sizeof(PerfTime
));
892 status
= _reg_perfcount_get_64(&PerfTime100nSec
, counters
, 0, "PerfTime100nSec");
898 memcpy((void *)&(block
->PerfTime100nSec
), (const void *)&PerfTime100nSec
, sizeof(PerfTime100nSec
));
904 /*******************************************************************
905 ********************************************************************/
907 static bool make_systemtime(struct SYSTEMTIME
*systime
, struct tm
*unixtime
)
909 systime
->year
=unixtime
->tm_year
+1900;
910 systime
->month
=unixtime
->tm_mon
+1;
911 systime
->dayofweek
=unixtime
->tm_wday
;
912 systime
->day
=unixtime
->tm_mday
;
913 systime
->hour
=unixtime
->tm_hour
;
914 systime
->minute
=unixtime
->tm_min
;
915 systime
->second
=unixtime
->tm_sec
;
916 systime
->milliseconds
=0;
921 /*********************************************************************
922 *********************************************************************/
924 static bool _reg_perfcount_init_data_block(struct PERF_DATA_BLOCK
*block
,
925 TALLOC_CTX
*mem_ctx
, TDB_CONTEXT
*names
,
928 smb_ucs2_t
*temp
= NULL
;
931 if (rpcstr_push_talloc(mem_ctx
, &temp
, "PERF")==(size_t)-1) {
937 memcpy(block
->Signature
, temp
, strlen_w(temp
) *2);
940 block
->LittleEndian
= 0;
942 block
->LittleEndian
= 1;
945 block
->TotalByteLength
= 0;
946 block
->NumObjectTypes
= 0;
947 block
->DefaultObject
= -1;
948 block
->objects
= NULL
;
950 make_systemtime(&(block
->SystemTime
), gmtime(&tm
));
951 _reg_perfcount_init_data_block_perf(block
, names
);
952 memset(temp
, 0, sizeof(temp
));
953 rpcstr_push((void *)temp
, global_myname(), sizeof(temp
), STR_TERMINATE
);
954 block
->SystemNameLength
= (strlen_w(temp
) * 2) + 2;
955 block
->data
= TALLOC_ZERO_ARRAY(mem_ctx
, uint8
, block
->SystemNameLength
+ (8 - (block
->SystemNameLength
% 8)));
956 if (block
->data
== NULL
) {
959 memcpy(block
->data
, temp
, block
->SystemNameLength
);
960 block
->SystemNameOffset
= sizeof(struct PERF_DATA_BLOCK
) - sizeof(block
->objects
) - sizeof(block
->data
);
961 block
->HeaderLength
= block
->SystemNameOffset
+ block
->SystemNameLength
;
962 /* Make sure to adjust for 64-bit alignment for when we finish writing the system name,
963 so that the PERF_OBJECT_TYPE struct comes out 64-bit aligned */
964 block
->HeaderLength
+= 8 - (block
->HeaderLength
% 8);
969 /*********************************************************************
970 *********************************************************************/
972 static uint32
_reg_perfcount_perf_data_block_fixup(struct PERF_DATA_BLOCK
*block
, TALLOC_CTX
*mem_ctx
)
974 int obj
, cnt
, inst
, pad
, i
;
975 struct PERF_OBJECT_TYPE
*object
;
976 struct PERF_INSTANCE_DEFINITION
*instance
;
977 struct PERF_COUNTER_DEFINITION
*counter
;
978 struct PERF_COUNTER_BLOCK
*counter_data
;
979 char *temp
= NULL
, *src_addr
, *dst_addr
;
981 block
->TotalByteLength
= 0;
982 object
= block
->objects
;
983 for(obj
= 0; obj
< block
->NumObjectTypes
; obj
++)
985 object
[obj
].TotalByteLength
= 0;
986 object
[obj
].DefinitionLength
= 0;
987 instance
= object
[obj
].instances
;
988 counter
= object
[obj
].counters
;
989 for(cnt
= 0; cnt
< object
[obj
].NumCounters
; cnt
++)
991 object
[obj
].TotalByteLength
+= counter
[cnt
].ByteLength
;
992 object
[obj
].DefinitionLength
+= counter
[cnt
].ByteLength
;
994 if(object
[obj
].NumInstances
!= PERF_NO_INSTANCES
)
996 for(inst
= 0; inst
< object
[obj
].NumInstances
; inst
++)
998 instance
= &(object
[obj
].instances
[inst
]);
999 object
[obj
].TotalByteLength
+= instance
->ByteLength
;
1000 counter_data
= &(instance
->counter_data
);
1001 counter
= &(object
[obj
].counters
[object
[obj
].NumCounters
- 1]);
1002 counter_data
->ByteLength
= counter
->CounterOffset
+ counter
->CounterSize
+ sizeof(counter_data
->ByteLength
);
1003 temp
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1006 counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1010 memset(temp
, 0, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1011 src_addr
= (char *)counter_data
->data
;
1012 for(i
= 0; i
< object
[obj
].NumCounters
; i
++)
1014 counter
= &(object
[obj
].counters
[i
]);
1015 dst_addr
= temp
+ counter
->CounterOffset
- sizeof(counter_data
->ByteLength
);
1016 memcpy(dst_addr
, src_addr
, counter
->CounterSize
);
1017 src_addr
+= counter
->CounterSize
;
1019 /* Make sure to be 64-bit aligned */
1020 if((pad
= (counter_data
->ByteLength
% 8)))
1024 counter_data
->data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1027 counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
) + pad
);
1028 if (counter_data
->data
== NULL
) {
1031 memset(counter_data
->data
, 0, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
) + pad
);
1032 memcpy(counter_data
->data
, temp
, counter_data
->ByteLength
- sizeof(counter_data
->ByteLength
));
1033 counter_data
->ByteLength
+= pad
;
1034 object
[obj
].TotalByteLength
+= counter_data
->ByteLength
;
1039 /* Need to be 64-bit aligned at the end of the counter_data block, so pad counter_data to a 64-bit boundary,
1040 so that the next PERF_OBJECT_TYPE can start on a 64-bit alignment */
1041 if((pad
= (object
[obj
].counter_data
.ByteLength
% 8)))
1044 object
[obj
].counter_data
.data
= TALLOC_REALLOC_ARRAY(mem_ctx
,
1045 object
[obj
].counter_data
.data
,
1047 object
[obj
].counter_data
.ByteLength
+ pad
);
1048 memset((void *)(object
[obj
].counter_data
.data
+ object
[obj
].counter_data
.ByteLength
), 0, pad
);
1049 object
[obj
].counter_data
.ByteLength
+= pad
;
1051 object
[obj
].TotalByteLength
+= object
[obj
].counter_data
.ByteLength
;
1053 object
[obj
].HeaderLength
= sizeof(*object
) - (sizeof(counter
) + sizeof(instance
) + sizeof(struct PERF_COUNTER_BLOCK
));
1054 object
[obj
].TotalByteLength
+= object
[obj
].HeaderLength
;
1055 object
[obj
].DefinitionLength
+= object
[obj
].HeaderLength
;
1057 block
->TotalByteLength
+= object
[obj
].TotalByteLength
;
1060 return block
->TotalByteLength
;
1063 /*********************************************************************
1064 *********************************************************************/
1066 static uint32
reg_perfcount_get_perf_data_block(uint32 base_index
,
1067 TALLOC_CTX
*mem_ctx
,
1068 struct PERF_DATA_BLOCK
*block
,
1069 const char *object_ids
,
1070 bool bigendian_data
)
1072 uint32 buffer_size
= 0;
1073 const char *fname
= counters_directory( NAMES_DB
);
1077 names
= tdb_open_log(fname
, 0, TDB_DEFAULT
, O_RDONLY
, 0444);
1081 DEBUG(1, ("reg_perfcount_get_perf_data_block: unable to open [%s].\n", fname
));
1085 if (!_reg_perfcount_init_data_block(block
, mem_ctx
, names
, bigendian_data
)) {
1086 DEBUG(0, ("_reg_perfcount_init_data_block failed\n"));
1091 reg_perfcount_get_last_counter(base_index
);
1093 if(object_ids
== NULL
)
1095 /* we're getting a request for "Global" here */
1096 retval
= _reg_perfcount_assemble_global(block
, mem_ctx
, base_index
, names
);
1100 /* we're getting a request for a specific set of PERF_OBJECT_TYPES */
1101 retval
= _reg_perfcount_assemble_global(block
, mem_ctx
, base_index
, names
);
1103 buffer_size
= _reg_perfcount_perf_data_block_fixup(block
, mem_ctx
);
1111 return buffer_size
+ block
->HeaderLength
;
1114 /*******************************************************************
1115 ********************************************************************/
1117 static bool smb_io_system_time(const char *desc
, prs_struct
*ps
, int depth
, struct SYSTEMTIME
*systime
)
1119 if(!prs_uint16("year", ps
, depth
, &systime
->year
))
1121 if(!prs_uint16("month", ps
, depth
, &systime
->month
))
1123 if(!prs_uint16("dayofweek", ps
, depth
, &systime
->dayofweek
))
1125 if(!prs_uint16("day", ps
, depth
, &systime
->day
))
1127 if(!prs_uint16("hour", ps
, depth
, &systime
->hour
))
1129 if(!prs_uint16("minute", ps
, depth
, &systime
->minute
))
1131 if(!prs_uint16("second", ps
, depth
, &systime
->second
))
1133 if(!prs_uint16("milliseconds", ps
, depth
, &systime
->milliseconds
))
1139 /*********************************************************************
1140 *********************************************************************/
1142 static bool _reg_perfcount_marshall_perf_data_block(prs_struct
*ps
, struct PERF_DATA_BLOCK block
, int depth
)
1145 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_data_block");
1150 for(i
= 0; i
< 4; i
++)
1152 if(!prs_uint16("Signature", ps
, depth
, &block
.Signature
[i
]))
1155 if(!prs_uint32("Little Endian", ps
, depth
, &block
.LittleEndian
))
1157 if(!prs_uint32("Version", ps
, depth
, &block
.Version
))
1159 if(!prs_uint32("Revision", ps
, depth
, &block
.Revision
))
1161 if(!prs_uint32("TotalByteLength", ps
, depth
, &block
.TotalByteLength
))
1163 if(!prs_uint32("HeaderLength", ps
, depth
, &block
.HeaderLength
))
1165 if(!prs_uint32("NumObjectTypes", ps
, depth
, &block
.NumObjectTypes
))
1167 if(!prs_uint32("DefaultObject", ps
, depth
, &block
.DefaultObject
))
1169 if(!smb_io_system_time("SystemTime", ps
, depth
, &block
.SystemTime
))
1171 if(!prs_uint32("Padding", ps
, depth
, &block
.Padding
))
1173 if(!prs_align_uint64(ps
))
1175 if(!prs_uint64("PerfTime", ps
, depth
, &block
.PerfTime
))
1177 if(!prs_uint64("PerfFreq", ps
, depth
, &block
.PerfFreq
))
1179 if(!prs_uint64("PerfTime100nSec", ps
, depth
, &block
.PerfTime100nSec
))
1181 if(!prs_uint32("SystemNameLength", ps
, depth
, &block
.SystemNameLength
))
1183 if(!prs_uint32("SystemNameOffset", ps
, depth
, &block
.SystemNameOffset
))
1185 /* hack to make sure we're 64-bit aligned at the end of this whole mess */
1186 if(!prs_uint8s(False
, "SystemName", ps
, depth
, block
.data
,
1187 block
.HeaderLength
- block
.SystemNameOffset
))
1193 /*********************************************************************
1194 *********************************************************************/
1196 static bool _reg_perfcount_marshall_perf_counters(prs_struct
*ps
,
1197 struct PERF_OBJECT_TYPE object
,
1201 struct PERF_COUNTER_DEFINITION counter
;
1203 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_counters");
1206 for(cnt
= 0; cnt
< object
.NumCounters
; cnt
++)
1208 counter
= object
.counters
[cnt
];
1212 if(!prs_uint32("ByteLength", ps
, depth
, &counter
.ByteLength
))
1214 if(!prs_uint32("CounterNameTitleIndex", ps
, depth
, &counter
.CounterNameTitleIndex
))
1216 if(!prs_uint32("CounterNameTitlePointer", ps
, depth
, &counter
.CounterNameTitlePointer
))
1218 if(!prs_uint32("CounterHelpTitleIndex", ps
, depth
, &counter
.CounterHelpTitleIndex
))
1220 if(!prs_uint32("CounterHelpTitlePointer", ps
, depth
, &counter
.CounterHelpTitlePointer
))
1222 if(!prs_uint32("DefaultScale", ps
, depth
, &counter
.DefaultScale
))
1224 if(!prs_uint32("DetailLevel", ps
, depth
, &counter
.DetailLevel
))
1226 if(!prs_uint32("CounterType", ps
, depth
, &counter
.CounterType
))
1228 if(!prs_uint32("CounterSize", ps
, depth
, &counter
.CounterSize
))
1230 if(!prs_uint32("CounterOffset", ps
, depth
, &counter
.CounterOffset
))
1237 /*********************************************************************
1238 *********************************************************************/
1240 static bool _reg_perfcount_marshall_perf_counter_data(prs_struct
*ps
,
1241 struct PERF_COUNTER_BLOCK counter_data
,
1244 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_counter_data");
1247 if(!prs_align_uint64(ps
))
1250 if(!prs_uint32("ByteLength", ps
, depth
, &counter_data
.ByteLength
))
1252 if(!prs_uint8s(False
, "CounterData", ps
, depth
, counter_data
.data
, counter_data
.ByteLength
- sizeof(uint32
)))
1254 if(!prs_align_uint64(ps
))
1260 /*********************************************************************
1261 *********************************************************************/
1263 static bool _reg_perfcount_marshall_perf_instances(prs_struct
*ps
,
1264 struct PERF_OBJECT_TYPE object
,
1267 struct PERF_INSTANCE_DEFINITION instance
;
1270 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_instances");
1273 for(inst
= 0; inst
< object
.NumInstances
; inst
++)
1275 instance
= object
.instances
[inst
];
1279 if(!prs_uint32("ByteLength", ps
, depth
, &instance
.ByteLength
))
1281 if(!prs_uint32("ParentObjectTitleIndex", ps
, depth
, &instance
.ParentObjectTitleIndex
))
1283 if(!prs_uint32("ParentObjectTitlePointer", ps
, depth
, &instance
.ParentObjectTitlePointer
))
1285 if(!prs_uint32("UniqueID", ps
, depth
, &instance
.UniqueID
))
1287 if(!prs_uint32("NameOffset", ps
, depth
, &instance
.NameOffset
))
1289 if(!prs_uint32("NameLength", ps
, depth
, &instance
.NameLength
))
1291 if(!prs_uint8s(False
, "InstanceName", ps
, depth
, instance
.data
,
1292 instance
.ByteLength
- instance
.NameOffset
))
1294 if(_reg_perfcount_marshall_perf_counter_data(ps
, instance
.counter_data
, depth
) == False
)
1301 /*********************************************************************
1302 *********************************************************************/
1304 static bool _reg_perfcount_marshall_perf_objects(prs_struct
*ps
, struct PERF_DATA_BLOCK block
, int depth
)
1308 struct PERF_OBJECT_TYPE object
;
1310 prs_debug(ps
, depth
, "", "_reg_perfcount_marshall_perf_objects");
1313 for(obj
= 0; obj
< block
.NumObjectTypes
; obj
++)
1315 object
= block
.objects
[obj
];
1320 if(!prs_uint32("TotalByteLength", ps
, depth
, &object
.TotalByteLength
))
1322 if(!prs_uint32("DefinitionLength", ps
, depth
, &object
.DefinitionLength
))
1324 if(!prs_uint32("HeaderLength", ps
, depth
, &object
.HeaderLength
))
1326 if(!prs_uint32("ObjectNameTitleIndex", ps
, depth
, &object
.ObjectNameTitleIndex
))
1328 if(!prs_uint32("ObjectNameTitlePointer", ps
, depth
, &object
.ObjectNameTitlePointer
))
1330 if(!prs_uint32("ObjectHelpTitleIndex", ps
, depth
, &object
.ObjectHelpTitleIndex
))
1332 if(!prs_uint32("ObjectHelpTitlePointer", ps
, depth
, &object
.ObjectHelpTitlePointer
))
1334 if(!prs_uint32("DetailLevel", ps
, depth
, &object
.DetailLevel
))
1336 if(!prs_uint32("NumCounters", ps
, depth
, &object
.NumCounters
))
1338 if(!prs_uint32("DefaultCounter", ps
, depth
, &object
.DefaultCounter
))
1340 if(!prs_uint32("NumInstances", ps
, depth
, &object
.NumInstances
))
1342 if(!prs_uint32("CodePage", ps
, depth
, &object
.CodePage
))
1344 if(!prs_align_uint64(ps
))
1346 if(!prs_uint64("PerfTime", ps
, depth
, &object
.PerfTime
))
1348 if(!prs_uint64("PerfFreq", ps
, depth
, &object
.PerfFreq
))
1351 /* Now do the counters */
1352 /* If no instances, encode counter_data */
1353 /* If instances, encode instace plus counter data for each instance */
1354 if(_reg_perfcount_marshall_perf_counters(ps
, object
, depth
) == False
)
1356 if(object
.NumInstances
== PERF_NO_INSTANCES
)
1358 if(_reg_perfcount_marshall_perf_counter_data(ps
, object
.counter_data
, depth
) == False
)
1363 if(_reg_perfcount_marshall_perf_instances(ps
, object
, depth
) == False
)
1371 /*********************************************************************
1372 *********************************************************************/
1374 WERROR
reg_perfcount_get_hkpd(prs_struct
*ps
, uint32 max_buf_size
, uint32
*outbuf_len
, const char *object_ids
)
1377 * For a detailed description of the layout of this structure,
1378 * see http://msdn.microsoft.com/library/default.asp?url=/library/en-us/perfmon/base/performance_data_format.asp
1380 * By 2006-11-23 this link did not work anymore, I found something
1382 * http://msdn2.microsoft.com/en-us/library/aa373105.aspx -- vl
1384 struct PERF_DATA_BLOCK block
;
1385 uint32 buffer_size
, base_index
;
1388 base_index
= reg_perfcount_get_base_index();
1391 buffer_size
= reg_perfcount_get_perf_data_block(base_index
, ps
->mem_ctx
, &block
, object_ids
, ps
->bigendian_data
);
1393 if(buffer_size
< max_buf_size
)
1395 *outbuf_len
= buffer_size
;
1397 if (!_reg_perfcount_marshall_perf_data_block(ps
, block
, 0))
1400 if (!_reg_perfcount_marshall_perf_objects(ps
, block
, 0))
1407 *outbuf_len
= max_buf_size
;
1408 if (!_reg_perfcount_marshall_perf_data_block(ps
, block
, 0))
1411 return WERR_INSUFFICIENT_BUFFER
;