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25#include "qemu/osdep.h"
26#include "block/qapi.h"
27#include "block/block_int.h"
28#include "block/throttle-groups.h"
29#include "block/write-threshold.h"
30#include "qmp-commands.h"
31#include "qapi-visit.h"
32#include "qapi/qobject-output-visitor.h"
33#include "qapi/qmp/types.h"
34#include "sysemu/block-backend.h"
35#include "qemu/cutils.h"
36
37BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
38 BlockDriverState *bs, Error **errp)
39{
40 ImageInfo **p_image_info;
41 BlockDriverState *bs0;
42 BlockDeviceInfo *info = g_malloc0(sizeof(*info));
43
44 info->file = g_strdup(bs->filename);
45 info->ro = bs->read_only;
46 info->drv = g_strdup(bs->drv->format_name);
47 info->encrypted = bs->encrypted;
48 info->encryption_key_missing = false;
49
50 info->cache = g_new(BlockdevCacheInfo, 1);
51 *info->cache = (BlockdevCacheInfo) {
52 .writeback = blk ? blk_enable_write_cache(blk) : true,
53 .direct = !!(bs->open_flags & BDRV_O_NOCACHE),
54 .no_flush = !!(bs->open_flags & BDRV_O_NO_FLUSH),
55 };
56
57 if (bs->node_name[0]) {
58 info->has_node_name = true;
59 info->node_name = g_strdup(bs->node_name);
60 }
61
62 if (bs->backing_file[0]) {
63 info->has_backing_file = true;
64 info->backing_file = g_strdup(bs->backing_file);
65 }
66
67 info->detect_zeroes = bs->detect_zeroes;
68
69 if (blk && blk_get_public(blk)->throttle_state) {
70 ThrottleConfig cfg;
71
72 throttle_group_get_config(blk, &cfg);
73
74 info->bps = cfg.buckets[THROTTLE_BPS_TOTAL].avg;
75 info->bps_rd = cfg.buckets[THROTTLE_BPS_READ].avg;
76 info->bps_wr = cfg.buckets[THROTTLE_BPS_WRITE].avg;
77
78 info->iops = cfg.buckets[THROTTLE_OPS_TOTAL].avg;
79 info->iops_rd = cfg.buckets[THROTTLE_OPS_READ].avg;
80 info->iops_wr = cfg.buckets[THROTTLE_OPS_WRITE].avg;
81
82 info->has_bps_max = cfg.buckets[THROTTLE_BPS_TOTAL].max;
83 info->bps_max = cfg.buckets[THROTTLE_BPS_TOTAL].max;
84 info->has_bps_rd_max = cfg.buckets[THROTTLE_BPS_READ].max;
85 info->bps_rd_max = cfg.buckets[THROTTLE_BPS_READ].max;
86 info->has_bps_wr_max = cfg.buckets[THROTTLE_BPS_WRITE].max;
87 info->bps_wr_max = cfg.buckets[THROTTLE_BPS_WRITE].max;
88
89 info->has_iops_max = cfg.buckets[THROTTLE_OPS_TOTAL].max;
90 info->iops_max = cfg.buckets[THROTTLE_OPS_TOTAL].max;
91 info->has_iops_rd_max = cfg.buckets[THROTTLE_OPS_READ].max;
92 info->iops_rd_max = cfg.buckets[THROTTLE_OPS_READ].max;
93 info->has_iops_wr_max = cfg.buckets[THROTTLE_OPS_WRITE].max;
94 info->iops_wr_max = cfg.buckets[THROTTLE_OPS_WRITE].max;
95
96 info->has_bps_max_length = info->has_bps_max;
97 info->bps_max_length =
98 cfg.buckets[THROTTLE_BPS_TOTAL].burst_length;
99 info->has_bps_rd_max_length = info->has_bps_rd_max;
100 info->bps_rd_max_length =
101 cfg.buckets[THROTTLE_BPS_READ].burst_length;
102 info->has_bps_wr_max_length = info->has_bps_wr_max;
103 info->bps_wr_max_length =
104 cfg.buckets[THROTTLE_BPS_WRITE].burst_length;
105
106 info->has_iops_max_length = info->has_iops_max;
107 info->iops_max_length =
108 cfg.buckets[THROTTLE_OPS_TOTAL].burst_length;
109 info->has_iops_rd_max_length = info->has_iops_rd_max;
110 info->iops_rd_max_length =
111 cfg.buckets[THROTTLE_OPS_READ].burst_length;
112 info->has_iops_wr_max_length = info->has_iops_wr_max;
113 info->iops_wr_max_length =
114 cfg.buckets[THROTTLE_OPS_WRITE].burst_length;
115
116 info->has_iops_size = cfg.op_size;
117 info->iops_size = cfg.op_size;
118
119 info->has_group = true;
120 info->group = g_strdup(throttle_group_get_name(blk));
121 }
122
123 info->write_threshold = bdrv_write_threshold_get(bs);
124
125 bs0 = bs;
126 p_image_info = &info->image;
127 info->backing_file_depth = 0;
128 while (1) {
129 Error *local_err = NULL;
130 bdrv_query_image_info(bs0, p_image_info, &local_err);
131 if (local_err) {
132 error_propagate(errp, local_err);
133 qapi_free_BlockDeviceInfo(info);
134 return NULL;
135 }
136
137 if (bs0->drv && bs0->backing) {
138 info->backing_file_depth++;
139 bs0 = bs0->backing->bs;
140 (*p_image_info)->has_backing_image = true;
141 p_image_info = &((*p_image_info)->backing_image);
142 } else {
143 break;
144 }
145
146
147
148 while (blk && bs0->drv && bs0->implicit) {
149 bs0 = backing_bs(bs0);
150 assert(bs0);
151 }
152 }
153
154 return info;
155}
156
157
158
159
160
161
162int bdrv_query_snapshot_info_list(BlockDriverState *bs,
163 SnapshotInfoList **p_list,
164 Error **errp)
165{
166 int i, sn_count;
167 QEMUSnapshotInfo *sn_tab = NULL;
168 SnapshotInfoList *info_list, *cur_item = NULL, *head = NULL;
169 SnapshotInfo *info;
170
171 sn_count = bdrv_snapshot_list(bs, &sn_tab);
172 if (sn_count < 0) {
173 const char *dev = bdrv_get_device_name(bs);
174 switch (sn_count) {
175 case -ENOMEDIUM:
176 error_setg(errp, "Device '%s' is not inserted", dev);
177 break;
178 case -ENOTSUP:
179 error_setg(errp,
180 "Device '%s' does not support internal snapshots",
181 dev);
182 break;
183 default:
184 error_setg_errno(errp, -sn_count,
185 "Can't list snapshots of device '%s'", dev);
186 break;
187 }
188 return sn_count;
189 }
190
191 for (i = 0; i < sn_count; i++) {
192 info = g_new0(SnapshotInfo, 1);
193 info->id = g_strdup(sn_tab[i].id_str);
194 info->name = g_strdup(sn_tab[i].name);
195 info->vm_state_size = sn_tab[i].vm_state_size;
196 info->date_sec = sn_tab[i].date_sec;
197 info->date_nsec = sn_tab[i].date_nsec;
198 info->vm_clock_sec = sn_tab[i].vm_clock_nsec / 1000000000;
199 info->vm_clock_nsec = sn_tab[i].vm_clock_nsec % 1000000000;
200
201 info_list = g_new0(SnapshotInfoList, 1);
202 info_list->value = info;
203
204
205 if (!cur_item) {
206 head = cur_item = info_list;
207 } else {
208 cur_item->next = info_list;
209 cur_item = info_list;
210 }
211
212 }
213
214 g_free(sn_tab);
215 *p_list = head;
216 return 0;
217}
218
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231
232
233
234void bdrv_query_image_info(BlockDriverState *bs,
235 ImageInfo **p_info,
236 Error **errp)
237{
238 int64_t size;
239 const char *backing_filename;
240 BlockDriverInfo bdi;
241 int ret;
242 Error *err = NULL;
243 ImageInfo *info;
244
245 aio_context_acquire(bdrv_get_aio_context(bs));
246
247 size = bdrv_getlength(bs);
248 if (size < 0) {
249 error_setg_errno(errp, -size, "Can't get image size '%s'",
250 bs->exact_filename);
251 goto out;
252 }
253
254 info = g_new0(ImageInfo, 1);
255 info->filename = g_strdup(bs->filename);
256 info->format = g_strdup(bdrv_get_format_name(bs));
257 info->virtual_size = size;
258 info->actual_size = bdrv_get_allocated_file_size(bs);
259 info->has_actual_size = info->actual_size >= 0;
260 if (bdrv_is_encrypted(bs)) {
261 info->encrypted = true;
262 info->has_encrypted = true;
263 }
264 if (bdrv_get_info(bs, &bdi) >= 0) {
265 if (bdi.cluster_size != 0) {
266 info->cluster_size = bdi.cluster_size;
267 info->has_cluster_size = true;
268 }
269 info->dirty_flag = bdi.is_dirty;
270 info->has_dirty_flag = true;
271 }
272 info->format_specific = bdrv_get_specific_info(bs);
273 info->has_format_specific = info->format_specific != NULL;
274
275 backing_filename = bs->backing_file;
276 if (backing_filename[0] != '\0') {
277 char *backing_filename2 = g_malloc0(PATH_MAX);
278 info->backing_filename = g_strdup(backing_filename);
279 info->has_backing_filename = true;
280 bdrv_get_full_backing_filename(bs, backing_filename2, PATH_MAX, &err);
281 if (err) {
282
283
284 g_free(backing_filename2);
285 backing_filename2 = NULL;
286 error_free(err);
287 err = NULL;
288 }
289
290
291
292 if (backing_filename2) {
293 info->full_backing_filename = g_strdup(backing_filename2);
294 info->has_full_backing_filename = true;
295 }
296
297 if (bs->backing_format[0]) {
298 info->backing_filename_format = g_strdup(bs->backing_format);
299 info->has_backing_filename_format = true;
300 }
301 g_free(backing_filename2);
302 }
303
304 ret = bdrv_query_snapshot_info_list(bs, &info->snapshots, &err);
305 switch (ret) {
306 case 0:
307 if (info->snapshots) {
308 info->has_snapshots = true;
309 }
310 break;
311
312 case -ENOMEDIUM:
313 case -ENOTSUP:
314 error_free(err);
315 break;
316 default:
317 error_propagate(errp, err);
318 qapi_free_ImageInfo(info);
319 goto out;
320 }
321
322 *p_info = info;
323
324out:
325 aio_context_release(bdrv_get_aio_context(bs));
326}
327
328
329static void bdrv_query_info(BlockBackend *blk, BlockInfo **p_info,
330 Error **errp)
331{
332 BlockInfo *info = g_malloc0(sizeof(*info));
333 BlockDriverState *bs = blk_bs(blk);
334 char *qdev;
335
336
337 while (bs && bs->drv && bs->implicit) {
338 bs = backing_bs(bs);
339 }
340
341 info->device = g_strdup(blk_name(blk));
342 info->type = g_strdup("unknown");
343 info->locked = blk_dev_is_medium_locked(blk);
344 info->removable = blk_dev_has_removable_media(blk);
345
346 qdev = blk_get_attached_dev_id(blk);
347 if (qdev && *qdev) {
348 info->has_qdev = true;
349 info->qdev = qdev;
350 } else {
351 g_free(qdev);
352 }
353
354 if (blk_dev_has_tray(blk)) {
355 info->has_tray_open = true;
356 info->tray_open = blk_dev_is_tray_open(blk);
357 }
358
359 if (blk_iostatus_is_enabled(blk)) {
360 info->has_io_status = true;
361 info->io_status = blk_iostatus(blk);
362 }
363
364 if (bs && !QLIST_EMPTY(&bs->dirty_bitmaps)) {
365 info->has_dirty_bitmaps = true;
366 info->dirty_bitmaps = bdrv_query_dirty_bitmaps(bs);
367 }
368
369 if (bs && bs->drv) {
370 info->has_inserted = true;
371 info->inserted = bdrv_block_device_info(blk, bs, errp);
372 if (info->inserted == NULL) {
373 goto err;
374 }
375 }
376
377 *p_info = info;
378 return;
379
380 err:
381 qapi_free_BlockInfo(info);
382}
383
384static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
385{
386 BlockAcctStats *stats = blk_get_stats(blk);
387 BlockAcctTimedStats *ts = NULL;
388
389 ds->rd_bytes = stats->nr_bytes[BLOCK_ACCT_READ];
390 ds->wr_bytes = stats->nr_bytes[BLOCK_ACCT_WRITE];
391 ds->rd_operations = stats->nr_ops[BLOCK_ACCT_READ];
392 ds->wr_operations = stats->nr_ops[BLOCK_ACCT_WRITE];
393
394 ds->failed_rd_operations = stats->failed_ops[BLOCK_ACCT_READ];
395 ds->failed_wr_operations = stats->failed_ops[BLOCK_ACCT_WRITE];
396 ds->failed_flush_operations = stats->failed_ops[BLOCK_ACCT_FLUSH];
397
398 ds->invalid_rd_operations = stats->invalid_ops[BLOCK_ACCT_READ];
399 ds->invalid_wr_operations = stats->invalid_ops[BLOCK_ACCT_WRITE];
400 ds->invalid_flush_operations =
401 stats->invalid_ops[BLOCK_ACCT_FLUSH];
402
403 ds->rd_merged = stats->merged[BLOCK_ACCT_READ];
404 ds->wr_merged = stats->merged[BLOCK_ACCT_WRITE];
405 ds->flush_operations = stats->nr_ops[BLOCK_ACCT_FLUSH];
406 ds->wr_total_time_ns = stats->total_time_ns[BLOCK_ACCT_WRITE];
407 ds->rd_total_time_ns = stats->total_time_ns[BLOCK_ACCT_READ];
408 ds->flush_total_time_ns = stats->total_time_ns[BLOCK_ACCT_FLUSH];
409
410 ds->has_idle_time_ns = stats->last_access_time_ns > 0;
411 if (ds->has_idle_time_ns) {
412 ds->idle_time_ns = block_acct_idle_time_ns(stats);
413 }
414
415 ds->account_invalid = stats->account_invalid;
416 ds->account_failed = stats->account_failed;
417
418 while ((ts = block_acct_interval_next(stats, ts))) {
419 BlockDeviceTimedStatsList *timed_stats =
420 g_malloc0(sizeof(*timed_stats));
421 BlockDeviceTimedStats *dev_stats = g_malloc0(sizeof(*dev_stats));
422 timed_stats->next = ds->timed_stats;
423 timed_stats->value = dev_stats;
424 ds->timed_stats = timed_stats;
425
426 TimedAverage *rd = &ts->latency[BLOCK_ACCT_READ];
427 TimedAverage *wr = &ts->latency[BLOCK_ACCT_WRITE];
428 TimedAverage *fl = &ts->latency[BLOCK_ACCT_FLUSH];
429
430 dev_stats->interval_length = ts->interval_length;
431
432 dev_stats->min_rd_latency_ns = timed_average_min(rd);
433 dev_stats->max_rd_latency_ns = timed_average_max(rd);
434 dev_stats->avg_rd_latency_ns = timed_average_avg(rd);
435
436 dev_stats->min_wr_latency_ns = timed_average_min(wr);
437 dev_stats->max_wr_latency_ns = timed_average_max(wr);
438 dev_stats->avg_wr_latency_ns = timed_average_avg(wr);
439
440 dev_stats->min_flush_latency_ns = timed_average_min(fl);
441 dev_stats->max_flush_latency_ns = timed_average_max(fl);
442 dev_stats->avg_flush_latency_ns = timed_average_avg(fl);
443
444 dev_stats->avg_rd_queue_depth =
445 block_acct_queue_depth(ts, BLOCK_ACCT_READ);
446 dev_stats->avg_wr_queue_depth =
447 block_acct_queue_depth(ts, BLOCK_ACCT_WRITE);
448 }
449}
450
451static BlockStats *bdrv_query_bds_stats(BlockDriverState *bs,
452 bool blk_level)
453{
454 BlockStats *s = NULL;
455
456 s = g_malloc0(sizeof(*s));
457 s->stats = g_malloc0(sizeof(*s->stats));
458
459 if (!bs) {
460 return s;
461 }
462
463
464
465
466 while (blk_level && bs->drv && bs->implicit) {
467 bs = backing_bs(bs);
468 assert(bs);
469 }
470
471 if (bdrv_get_node_name(bs)[0]) {
472 s->has_node_name = true;
473 s->node_name = g_strdup(bdrv_get_node_name(bs));
474 }
475
476 s->stats->wr_highest_offset = stat64_get(&bs->wr_highest_offset);
477
478 if (bs->file) {
479 s->has_parent = true;
480 s->parent = bdrv_query_bds_stats(bs->file->bs, blk_level);
481 }
482
483 if (blk_level && bs->backing) {
484 s->has_backing = true;
485 s->backing = bdrv_query_bds_stats(bs->backing->bs, blk_level);
486 }
487
488 return s;
489}
490
491BlockInfoList *qmp_query_block(Error **errp)
492{
493 BlockInfoList *head = NULL, **p_next = &head;
494 BlockBackend *blk;
495 Error *local_err = NULL;
496
497 for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) {
498 BlockInfoList *info;
499
500 if (!*blk_name(blk) && !blk_get_attached_dev(blk)) {
501 continue;
502 }
503
504 info = g_malloc0(sizeof(*info));
505 bdrv_query_info(blk, &info->value, &local_err);
506 if (local_err) {
507 error_propagate(errp, local_err);
508 g_free(info);
509 qapi_free_BlockInfoList(head);
510 return NULL;
511 }
512
513 *p_next = info;
514 p_next = &info->next;
515 }
516
517 return head;
518}
519
520BlockStatsList *qmp_query_blockstats(bool has_query_nodes,
521 bool query_nodes,
522 Error **errp)
523{
524 BlockStatsList *head = NULL, **p_next = &head;
525 BlockBackend *blk;
526 BlockDriverState *bs;
527
528
529 if (has_query_nodes && query_nodes) {
530 for (bs = bdrv_next_node(NULL); bs; bs = bdrv_next_node(bs)) {
531 BlockStatsList *info = g_malloc0(sizeof(*info));
532 AioContext *ctx = bdrv_get_aio_context(bs);
533
534 aio_context_acquire(ctx);
535 info->value = bdrv_query_bds_stats(bs, false);
536 aio_context_release(ctx);
537
538 *p_next = info;
539 p_next = &info->next;
540 }
541 } else {
542 for (blk = blk_next(NULL); blk; blk = blk_next(blk)) {
543 BlockStatsList *info = g_malloc0(sizeof(*info));
544 AioContext *ctx = blk_get_aio_context(blk);
545 BlockStats *s;
546
547 aio_context_acquire(ctx);
548 s = bdrv_query_bds_stats(blk_bs(blk), true);
549 s->has_device = true;
550 s->device = g_strdup(blk_name(blk));
551 bdrv_query_blk_stats(s->stats, blk);
552 aio_context_release(ctx);
553
554 info->value = s;
555 *p_next = info;
556 p_next = &info->next;
557 }
558 }
559
560 return head;
561}
562
563#define NB_SUFFIXES 4
564
565static char *get_human_readable_size(char *buf, int buf_size, int64_t size)
566{
567 static const char suffixes[NB_SUFFIXES] = {'K', 'M', 'G', 'T'};
568 int64_t base;
569 int i;
570
571 if (size <= 999) {
572 snprintf(buf, buf_size, "%" PRId64, size);
573 } else {
574 base = 1024;
575 for (i = 0; i < NB_SUFFIXES; i++) {
576 if (size < (10 * base)) {
577 snprintf(buf, buf_size, "%0.1f%c",
578 (double)size / base,
579 suffixes[i]);
580 break;
581 } else if (size < (1000 * base) || i == (NB_SUFFIXES - 1)) {
582 snprintf(buf, buf_size, "%" PRId64 "%c",
583 ((size + (base >> 1)) / base),
584 suffixes[i]);
585 break;
586 }
587 base = base * 1024;
588 }
589 }
590 return buf;
591}
592
593void bdrv_snapshot_dump(fprintf_function func_fprintf, void *f,
594 QEMUSnapshotInfo *sn)
595{
596 char buf1[128], date_buf[128], clock_buf[128];
597 struct tm tm;
598 time_t ti;
599 int64_t secs;
600
601 if (!sn) {
602 func_fprintf(f,
603 "%-10s%-20s%7s%20s%15s",
604 "ID", "TAG", "VM SIZE", "DATE", "VM CLOCK");
605 } else {
606 ti = sn->date_sec;
607 localtime_r(&ti, &tm);
608 strftime(date_buf, sizeof(date_buf),
609 "%Y-%m-%d %H:%M:%S", &tm);
610 secs = sn->vm_clock_nsec / 1000000000;
611 snprintf(clock_buf, sizeof(clock_buf),
612 "%02d:%02d:%02d.%03d",
613 (int)(secs / 3600),
614 (int)((secs / 60) % 60),
615 (int)(secs % 60),
616 (int)((sn->vm_clock_nsec / 1000000) % 1000));
617 func_fprintf(f,
618 "%-10s%-20s%7s%20s%15s",
619 sn->id_str, sn->name,
620 get_human_readable_size(buf1, sizeof(buf1),
621 sn->vm_state_size),
622 date_buf,
623 clock_buf);
624 }
625}
626
627static void dump_qdict(fprintf_function func_fprintf, void *f, int indentation,
628 QDict *dict);
629static void dump_qlist(fprintf_function func_fprintf, void *f, int indentation,
630 QList *list);
631
632static void dump_qobject(fprintf_function func_fprintf, void *f,
633 int comp_indent, QObject *obj)
634{
635 switch (qobject_type(obj)) {
636 case QTYPE_QNUM: {
637 QNum *value = qobject_to_qnum(obj);
638 char *tmp = qnum_to_string(value);
639 func_fprintf(f, "%s", tmp);
640 g_free(tmp);
641 break;
642 }
643 case QTYPE_QSTRING: {
644 QString *value = qobject_to_qstring(obj);
645 func_fprintf(f, "%s", qstring_get_str(value));
646 break;
647 }
648 case QTYPE_QDICT: {
649 QDict *value = qobject_to_qdict(obj);
650 dump_qdict(func_fprintf, f, comp_indent, value);
651 break;
652 }
653 case QTYPE_QLIST: {
654 QList *value = qobject_to_qlist(obj);
655 dump_qlist(func_fprintf, f, comp_indent, value);
656 break;
657 }
658 case QTYPE_QBOOL: {
659 QBool *value = qobject_to_qbool(obj);
660 func_fprintf(f, "%s", qbool_get_bool(value) ? "true" : "false");
661 break;
662 }
663 default:
664 abort();
665 }
666}
667
668static void dump_qlist(fprintf_function func_fprintf, void *f, int indentation,
669 QList *list)
670{
671 const QListEntry *entry;
672 int i = 0;
673
674 for (entry = qlist_first(list); entry; entry = qlist_next(entry), i++) {
675 QType type = qobject_type(entry->value);
676 bool composite = (type == QTYPE_QDICT || type == QTYPE_QLIST);
677 func_fprintf(f, "%*s[%i]:%c", indentation * 4, "", i,
678 composite ? '\n' : ' ');
679 dump_qobject(func_fprintf, f, indentation + 1, entry->value);
680 if (!composite) {
681 func_fprintf(f, "\n");
682 }
683 }
684}
685
686static void dump_qdict(fprintf_function func_fprintf, void *f, int indentation,
687 QDict *dict)
688{
689 const QDictEntry *entry;
690
691 for (entry = qdict_first(dict); entry; entry = qdict_next(dict, entry)) {
692 QType type = qobject_type(entry->value);
693 bool composite = (type == QTYPE_QDICT || type == QTYPE_QLIST);
694 char *key = g_malloc(strlen(entry->key) + 1);
695 int i;
696
697
698 for (i = 0; entry->key[i]; i++) {
699 key[i] = entry->key[i] == '-' ? ' ' : entry->key[i];
700 }
701 key[i] = 0;
702 func_fprintf(f, "%*s%s:%c", indentation * 4, "", key,
703 composite ? '\n' : ' ');
704 dump_qobject(func_fprintf, f, indentation + 1, entry->value);
705 if (!composite) {
706 func_fprintf(f, "\n");
707 }
708 g_free(key);
709 }
710}
711
712void bdrv_image_info_specific_dump(fprintf_function func_fprintf, void *f,
713 ImageInfoSpecific *info_spec)
714{
715 QObject *obj, *data;
716 Visitor *v = qobject_output_visitor_new(&obj);
717
718 visit_type_ImageInfoSpecific(v, NULL, &info_spec, &error_abort);
719 visit_complete(v, &obj);
720 data = qdict_get(qobject_to_qdict(obj), "data");
721 dump_qobject(func_fprintf, f, 1, data);
722 qobject_decref(obj);
723 visit_free(v);
724}
725
726void bdrv_image_info_dump(fprintf_function func_fprintf, void *f,
727 ImageInfo *info)
728{
729 char size_buf[128], dsize_buf[128];
730 if (!info->has_actual_size) {
731 snprintf(dsize_buf, sizeof(dsize_buf), "unavailable");
732 } else {
733 get_human_readable_size(dsize_buf, sizeof(dsize_buf),
734 info->actual_size);
735 }
736 get_human_readable_size(size_buf, sizeof(size_buf), info->virtual_size);
737 func_fprintf(f,
738 "image: %s\n"
739 "file format: %s\n"
740 "virtual size: %s (%" PRId64 " bytes)\n"
741 "disk size: %s\n",
742 info->filename, info->format, size_buf,
743 info->virtual_size,
744 dsize_buf);
745
746 if (info->has_encrypted && info->encrypted) {
747 func_fprintf(f, "encrypted: yes\n");
748 }
749
750 if (info->has_cluster_size) {
751 func_fprintf(f, "cluster_size: %" PRId64 "\n",
752 info->cluster_size);
753 }
754
755 if (info->has_dirty_flag && info->dirty_flag) {
756 func_fprintf(f, "cleanly shut down: no\n");
757 }
758
759 if (info->has_backing_filename) {
760 func_fprintf(f, "backing file: %s", info->backing_filename);
761 if (!info->has_full_backing_filename) {
762 func_fprintf(f, " (cannot determine actual path)");
763 } else if (strcmp(info->backing_filename,
764 info->full_backing_filename) != 0) {
765 func_fprintf(f, " (actual path: %s)", info->full_backing_filename);
766 }
767 func_fprintf(f, "\n");
768 if (info->has_backing_filename_format) {
769 func_fprintf(f, "backing file format: %s\n",
770 info->backing_filename_format);
771 }
772 }
773
774 if (info->has_snapshots) {
775 SnapshotInfoList *elem;
776
777 func_fprintf(f, "Snapshot list:\n");
778 bdrv_snapshot_dump(func_fprintf, f, NULL);
779 func_fprintf(f, "\n");
780
781
782
783
784 for (elem = info->snapshots; elem; elem = elem->next) {
785 QEMUSnapshotInfo sn = {
786 .vm_state_size = elem->value->vm_state_size,
787 .date_sec = elem->value->date_sec,
788 .date_nsec = elem->value->date_nsec,
789 .vm_clock_nsec = elem->value->vm_clock_sec * 1000000000ULL +
790 elem->value->vm_clock_nsec,
791 };
792
793 pstrcpy(sn.id_str, sizeof(sn.id_str), elem->value->id);
794 pstrcpy(sn.name, sizeof(sn.name), elem->value->name);
795 bdrv_snapshot_dump(func_fprintf, f, &sn);
796 func_fprintf(f, "\n");
797 }
798 }
799
800 if (info->has_format_specific) {
801 func_fprintf(f, "Format specific information:\n");
802 bdrv_image_info_specific_dump(func_fprintf, f, info->format_specific);
803 }
804}
805