hmp.c

   1 /*
   2  * Human Monitor Interface
   3  *
   4  * Copyright IBM, Corp. 2011
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2.  See
  10  * the COPYING file in the top-level directory.
  11  *
  12  * Contributions after 2012-01-13 are licensed under the terms of the
  13  * GNU GPL, version 2 or (at your option) any later version.
  14  */
  15
  16 #include "hmp.h"
  17 #include "net.h"
  18 #include "qemu-option.h"
  19 #include "qemu-timer.h"
  20 #include "qmp-commands.h"
  21 #include "monitor.h"
  22 #include "console.h"
  23
  24 static void hmp_handle_error(Monitor *mon, Error **errp)
  25 {
  26     if (error_is_set(errp)) {
  27         monitor_printf(mon, "%s\n", error_get_pretty(*errp));
  28         error_free(*errp);
  29     }
  30 }
  31
  32 void hmp_info_name(Monitor *mon)
  33 {
  34     NameInfo *info;
  35
  36     info = qmp_query_name(NULL);
  37     if (info->has_name) {
  38         monitor_printf(mon, "%s\n", info->name);
  39     }
  40     qapi_free_NameInfo(info);
  41 }
  42
  43 void hmp_info_version(Monitor *mon)
  44 {
  45     VersionInfo *info;
  46
  47     info = qmp_query_version(NULL);
  48
  49     monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
  50                    info->qemu.major, info->qemu.minor, info->qemu.micro,
  51                    info->package);
  52
  53     qapi_free_VersionInfo(info);
  54 }
  55
  56 void hmp_info_kvm(Monitor *mon)
  57 {
  58     KvmInfo *info;
  59
  60     info = qmp_query_kvm(NULL);
  61     monitor_printf(mon, "kvm support: ");
  62     if (info->present) {
  63         monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
  64     } else {
  65         monitor_printf(mon, "not compiled\n");
  66     }
  67
  68     qapi_free_KvmInfo(info);
  69 }
  70
  71 void hmp_info_status(Monitor *mon)
  72 {
  73     StatusInfo *info;
  74
  75     info = qmp_query_status(NULL);
  76
  77     monitor_printf(mon, "VM status: %s%s",
  78                    info->running ? "running" : "paused",
  79                    info->singlestep ? " (single step mode)" : "");
  80
  81     if (!info->running && info->status != RUN_STATE_PAUSED) {
  82         monitor_printf(mon, " (%s)", RunState_lookup[info->status]);
  83     }
  84
  85     monitor_printf(mon, "\n");
  86
  87     qapi_free_StatusInfo(info);
  88 }
  89
  90 void hmp_info_uuid(Monitor *mon)
  91 {
  92     UuidInfo *info;
  93
  94     info = qmp_query_uuid(NULL);
  95     monitor_printf(mon, "%s\n", info->UUID);
  96     qapi_free_UuidInfo(info);
  97 }
  98
  99 void hmp_info_chardev(Monitor *mon)
 100 {
 101     ChardevInfoList *char_info, *info;
 102
 103     char_info = qmp_query_chardev(NULL);
 104     for (info = char_info; info; info = info->next) {
 105         monitor_printf(mon, "%s: filename=%s\n", info->value->label,
 106                                                  info->value->filename);
 107     }
 108
 109     qapi_free_ChardevInfoList(char_info);
 110 }
 111
 112 void hmp_info_mice(Monitor *mon)
 113 {
 114     MouseInfoList *mice_list, *mouse;
 115
 116     mice_list = qmp_query_mice(NULL);
 117     if (!mice_list) {
 118         monitor_printf(mon, "No mouse devices connected\n");
 119         return;
 120     }
 121
 122     for (mouse = mice_list; mouse; mouse = mouse->next) {
 123         monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
 124                        mouse->value->current ? '*' : ' ',
 125                        mouse->value->index, mouse->value->name,
 126                        mouse->value->absolute ? " (absolute)" : "");
 127     }
 128
 129     qapi_free_MouseInfoList(mice_list);
 130 }
 131
 132 void hmp_info_migrate(Monitor *mon)
 133 {
 134     MigrationInfo *info;
 135     MigrationCapabilityStatusList *caps, *cap;
 136
 137     info = qmp_query_migrate(NULL);
 138     caps = qmp_query_migrate_capabilities(NULL);
 139
 140     /* do not display parameters during setup */
 141     if (info->has_status && caps) {
 142         monitor_printf(mon, "capabilities: ");
 143         for (cap = caps; cap; cap = cap->next) {
 144             monitor_printf(mon, "%s: %s ",
 145                            MigrationCapability_lookup[cap->value->capability],
 146                            cap->value->state ? "on" : "off");
 147         }
 148         monitor_printf(mon, "\n");
 149     }
 150
 151     if (info->has_status) {
 152         monitor_printf(mon, "Migration status: %s\n", info->status);
 153         monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n",
 154                        info->total_time);
 155     }
 156
 157     if (info->has_ram) {
 158         monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
 159                        info->ram->transferred >> 10);
 160         monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
 161                        info->ram->remaining >> 10);
 162         monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
 163                        info->ram->total >> 10);
 164         monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
 165                        info->ram->duplicate);
 166         monitor_printf(mon, "normal: %" PRIu64 " pages\n",
 167                        info->ram->normal);
 168         monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
 169                        info->ram->normal_bytes >> 10);
 170     }
 171
 172     if (info->has_disk) {
 173         monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
 174                        info->disk->transferred >> 10);
 175         monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
 176                        info->disk->remaining >> 10);
 177         monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
 178                        info->disk->total >> 10);
 179     }
 180
 181     if (info->has_xbzrle_cache) {
 182         monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
 183                        info->xbzrle_cache->cache_size);
 184         monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
 185                        info->xbzrle_cache->bytes >> 10);
 186         monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
 187                        info->xbzrle_cache->pages);
 188         monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n",
 189                        info->xbzrle_cache->cache_miss);
 190         monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n",
 191                        info->xbzrle_cache->overflow);
 192     }
 193
 194     qapi_free_MigrationInfo(info);
 195     qapi_free_MigrationCapabilityStatusList(caps);
 196 }
 197
 198 void hmp_info_migrate_capabilities(Monitor *mon)
 199 {
 200     MigrationCapabilityStatusList *caps, *cap;
 201
 202     caps = qmp_query_migrate_capabilities(NULL);
 203
 204     if (caps) {
 205         monitor_printf(mon, "capabilities: ");
 206         for (cap = caps; cap; cap = cap->next) {
 207             monitor_printf(mon, "%s: %s ",
 208                            MigrationCapability_lookup[cap->value->capability],
 209                            cap->value->state ? "on" : "off");
 210         }
 211         monitor_printf(mon, "\n");
 212     }
 213
 214     qapi_free_MigrationCapabilityStatusList(caps);
 215 }
 216
 217 void hmp_info_migrate_cache_size(Monitor *mon)
 218 {
 219     monitor_printf(mon, "xbzrel cache size: %" PRId64 " kbytes\n",
 220                    qmp_query_migrate_cache_size(NULL) >> 10);
 221 }
 222
 223 void hmp_info_cpus(Monitor *mon)
 224 {
 225     CpuInfoList *cpu_list, *cpu;
 226
 227     cpu_list = qmp_query_cpus(NULL);
 228
 229     for (cpu = cpu_list; cpu; cpu = cpu->next) {
 230         int active = ' ';
 231
 232         if (cpu->value->CPU == monitor_get_cpu_index()) {
 233             active = '*';
 234         }
 235
 236         monitor_printf(mon, "%c CPU #%" PRId64 ": ", active, cpu->value->CPU);
 237
 238         if (cpu->value->has_pc) {
 239             monitor_printf(mon, "pc=0x%016" PRIx64, cpu->value->pc);
 240         }
 241         if (cpu->value->has_nip) {
 242             monitor_printf(mon, "nip=0x%016" PRIx64, cpu->value->nip);
 243         }
 244         if (cpu->value->has_npc) {
 245             monitor_printf(mon, "pc=0x%016" PRIx64, cpu->value->pc);
 246             monitor_printf(mon, "npc=0x%016" PRIx64, cpu->value->npc);
 247         }
 248         if (cpu->value->has_PC) {
 249             monitor_printf(mon, "PC=0x%016" PRIx64, cpu->value->PC);
 250         }
 251
 252         if (cpu->value->halted) {
 253             monitor_printf(mon, " (halted)");
 254         }
 255
 256         monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
 257     }
 258
 259     qapi_free_CpuInfoList(cpu_list);
 260 }
 261
 262 void hmp_info_block(Monitor *mon)
 263 {
 264     BlockInfoList *block_list, *info;
 265
 266     block_list = qmp_query_block(NULL);
 267
 268     for (info = block_list; info; info = info->next) {
 269         monitor_printf(mon, "%s: removable=%d",
 270                        info->value->device, info->value->removable);
 271
 272         if (info->value->removable) {
 273             monitor_printf(mon, " locked=%d", info->value->locked);
 274             monitor_printf(mon, " tray-open=%d", info->value->tray_open);
 275         }
 276
 277         if (info->value->has_io_status) {
 278             monitor_printf(mon, " io-status=%s",
 279                            BlockDeviceIoStatus_lookup[info->value->io_status]);
 280         }
 281
 282         if (info->value->has_inserted) {
 283             monitor_printf(mon, " file=");
 284             monitor_print_filename(mon, info->value->inserted->file);
 285
 286             if (info->value->inserted->has_backing_file) {
 287                 monitor_printf(mon, " backing_file=");
 288                 monitor_print_filename(mon, info->value->inserted->backing_file);
 289                 monitor_printf(mon, " backing_file_depth=%" PRId64,
 290                     info->value->inserted->backing_file_depth);
 291             }
 292             monitor_printf(mon, " ro=%d drv=%s encrypted=%d",
 293                            info->value->inserted->ro,
 294                            info->value->inserted->drv,
 295                            info->value->inserted->encrypted);
 296
 297             monitor_printf(mon, " bps=%" PRId64 " bps_rd=%" PRId64
 298                             " bps_wr=%" PRId64 " iops=%" PRId64
 299                             " iops_rd=%" PRId64 " iops_wr=%" PRId64,
 300                             info->value->inserted->bps,
 301                             info->value->inserted->bps_rd,
 302                             info->value->inserted->bps_wr,
 303                             info->value->inserted->iops,
 304                             info->value->inserted->iops_rd,
 305                             info->value->inserted->iops_wr);
 306         } else {
 307             monitor_printf(mon, " [not inserted]");
 308         }
 309
 310         monitor_printf(mon, "\n");
 311     }
 312
 313     qapi_free_BlockInfoList(block_list);
 314 }
 315
 316 void hmp_info_blockstats(Monitor *mon)
 317 {
 318     BlockStatsList *stats_list, *stats;
 319
 320     stats_list = qmp_query_blockstats(NULL);
 321
 322     for (stats = stats_list; stats; stats = stats->next) {
 323         if (!stats->value->has_device) {
 324             continue;
 325         }
 326
 327         monitor_printf(mon, "%s:", stats->value->device);
 328         monitor_printf(mon, " rd_bytes=%" PRId64
 329                        " wr_bytes=%" PRId64
 330                        " rd_operations=%" PRId64
 331                        " wr_operations=%" PRId64
 332                        " flush_operations=%" PRId64
 333                        " wr_total_time_ns=%" PRId64
 334                        " rd_total_time_ns=%" PRId64
 335                        " flush_total_time_ns=%" PRId64
 336                        "\n",
 337                        stats->value->stats->rd_bytes,
 338                        stats->value->stats->wr_bytes,
 339                        stats->value->stats->rd_operations,
 340                        stats->value->stats->wr_operations,
 341                        stats->value->stats->flush_operations,
 342                        stats->value->stats->wr_total_time_ns,
 343                        stats->value->stats->rd_total_time_ns,
 344                        stats->value->stats->flush_total_time_ns);
 345     }
 346
 347     qapi_free_BlockStatsList(stats_list);
 348 }
 349
 350 void hmp_info_vnc(Monitor *mon)
 351 {
 352     VncInfo *info;
 353     Error *err = NULL;
 354     VncClientInfoList *client;
 355
 356     info = qmp_query_vnc(&err);
 357     if (err) {
 358         monitor_printf(mon, "%s\n", error_get_pretty(err));
 359         error_free(err);
 360         return;
 361     }
 362
 363     if (!info->enabled) {
 364         monitor_printf(mon, "Server: disabled\n");
 365         goto out;
 366     }
 367
 368     monitor_printf(mon, "Server:\n");
 369     if (info->has_host && info->has_service) {
 370         monitor_printf(mon, "     address: %s:%s\n", info->host, info->service);
 371     }
 372     if (info->has_auth) {
 373         monitor_printf(mon, "        auth: %s\n", info->auth);
 374     }
 375
 376     if (!info->has_clients || info->clients == NULL) {
 377         monitor_printf(mon, "Client: none\n");
 378     } else {
 379         for (client = info->clients; client; client = client->next) {
 380             monitor_printf(mon, "Client:\n");
 381             monitor_printf(mon, "     address: %s:%s\n",
 382                            client->value->host, client->value->service);
 383             monitor_printf(mon, "  x509_dname: %s\n",
 384                            client->value->x509_dname ?
 385                            client->value->x509_dname : "none");
 386             monitor_printf(mon, "    username: %s\n",
 387                            client->value->has_sasl_username ?
 388                            client->value->sasl_username : "none");
 389         }
 390     }
 391
 392 out:
 393     qapi_free_VncInfo(info);
 394 }
 395
 396 void hmp_info_spice(Monitor *mon)
 397 {
 398     SpiceChannelList *chan;
 399     SpiceInfo *info;
 400
 401     info = qmp_query_spice(NULL);
 402
 403     if (!info->enabled) {
 404         monitor_printf(mon, "Server: disabled\n");
 405         goto out;
 406     }
 407
 408     monitor_printf(mon, "Server:\n");
 409     if (info->has_port) {
 410         monitor_printf(mon, "     address: %s:%" PRId64 "\n",
 411                        info->host, info->port);
 412     }
 413     if (info->has_tls_port) {
 414         monitor_printf(mon, "     address: %s:%" PRId64 " [tls]\n",
 415                        info->host, info->tls_port);
 416     }
 417     monitor_printf(mon, "        auth: %s\n", info->auth);
 418     monitor_printf(mon, "    compiled: %s\n", info->compiled_version);
 419     monitor_printf(mon, "  mouse-mode: %s\n",
 420                    SpiceQueryMouseMode_lookup[info->mouse_mode]);
 421
 422     if (!info->has_channels || info->channels == NULL) {
 423         monitor_printf(mon, "Channels: none\n");
 424     } else {
 425         for (chan = info->channels; chan; chan = chan->next) {
 426             monitor_printf(mon, "Channel:\n");
 427             monitor_printf(mon, "     address: %s:%s%s\n",
 428                            chan->value->host, chan->value->port,
 429                            chan->value->tls ? " [tls]" : "");
 430             monitor_printf(mon, "     session: %" PRId64 "\n",
 431                            chan->value->connection_id);
 432             monitor_printf(mon, "     channel: %" PRId64 ":%" PRId64 "\n",
 433                            chan->value->channel_type, chan->value->channel_id);
 434         }
 435     }
 436
 437 out:
 438     qapi_free_SpiceInfo(info);
 439 }
 440
 441 void hmp_info_balloon(Monitor *mon)
 442 {
 443     BalloonInfo *info;
 444     Error *err = NULL;
 445
 446     info = qmp_query_balloon(&err);
 447     if (err) {
 448         monitor_printf(mon, "%s\n", error_get_pretty(err));
 449         error_free(err);
 450         return;
 451     }
 452
 453     monitor_printf(mon, "balloon: actual=%" PRId64, info->actual >> 20);
 454     if (info->has_mem_swapped_in) {
 455         monitor_printf(mon, " mem_swapped_in=%" PRId64, info->mem_swapped_in);
 456     }
 457     if (info->has_mem_swapped_out) {
 458         monitor_printf(mon, " mem_swapped_out=%" PRId64, info->mem_swapped_out);
 459     }
 460     if (info->has_major_page_faults) {
 461         monitor_printf(mon, " major_page_faults=%" PRId64,
 462                        info->major_page_faults);
 463     }
 464     if (info->has_minor_page_faults) {
 465         monitor_printf(mon, " minor_page_faults=%" PRId64,
 466                        info->minor_page_faults);
 467     }
 468     if (info->has_free_mem) {
 469         monitor_printf(mon, " free_mem=%" PRId64, info->free_mem);
 470     }
 471     if (info->has_total_mem) {
 472         monitor_printf(mon, " total_mem=%" PRId64, info->total_mem);
 473     }
 474
 475     monitor_printf(mon, "\n");
 476
 477     qapi_free_BalloonInfo(info);
 478 }
 479
 480 static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
 481 {
 482     PciMemoryRegionList *region;
 483
 484     monitor_printf(mon, "  Bus %2" PRId64 ", ", dev->bus);
 485     monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
 486                    dev->slot, dev->function);
 487     monitor_printf(mon, "    ");
 488
 489     if (dev->class_info.has_desc) {
 490         monitor_printf(mon, "%s", dev->class_info.desc);
 491     } else {
 492         monitor_printf(mon, "Class %04" PRId64, dev->class_info.class);
 493     }
 494
 495     monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
 496                    dev->id.vendor, dev->id.device);
 497
 498     if (dev->has_irq) {
 499         monitor_printf(mon, "      IRQ %" PRId64 ".\n", dev->irq);
 500     }
 501
 502     if (dev->has_pci_bridge) {
 503         monitor_printf(mon, "      BUS %" PRId64 ".\n",
 504                        dev->pci_bridge->bus.number);
 505         monitor_printf(mon, "      secondary bus %" PRId64 ".\n",
 506                        dev->pci_bridge->bus.secondary);
 507         monitor_printf(mon, "      subordinate bus %" PRId64 ".\n",
 508                        dev->pci_bridge->bus.subordinate);
 509
 510         monitor_printf(mon, "      IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
 511                        dev->pci_bridge->bus.io_range->base,
 512                        dev->pci_bridge->bus.io_range->limit);
 513
 514         monitor_printf(mon,
 515                        "      memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
 516                        dev->pci_bridge->bus.memory_range->base,
 517                        dev->pci_bridge->bus.memory_range->limit);
 518
 519         monitor_printf(mon, "      prefetchable memory range "
 520                        "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
 521                        dev->pci_bridge->bus.prefetchable_range->base,
 522                        dev->pci_bridge->bus.prefetchable_range->limit);
 523     }
 524
 525     for (region = dev->regions; region; region = region->next) {
 526         uint64_t addr, size;
 527
 528         addr = region->value->address;
 529         size = region->value->size;
 530
 531         monitor_printf(mon, "      BAR%" PRId64 ": ", region->value->bar);
 532
 533         if (!strcmp(region->value->type, "io")) {
 534             monitor_printf(mon, "I/O at 0x%04" PRIx64
 535                                 " [0x%04" PRIx64 "].\n",
 536                            addr, addr + size - 1);
 537         } else {
 538             monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
 539                                " [0x%08" PRIx64 "].\n",
 540                            region->value->mem_type_64 ? 64 : 32,
 541                            region->value->prefetch ? " prefetchable" : "",
 542                            addr, addr + size - 1);
 543         }
 544     }
 545
 546     monitor_printf(mon, "      id \"%s\"\n", dev->qdev_id);
 547
 548     if (dev->has_pci_bridge) {
 549         if (dev->pci_bridge->has_devices) {
 550             PciDeviceInfoList *cdev;
 551             for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
 552                 hmp_info_pci_device(mon, cdev->value);
 553             }
 554         }
 555     }
 556 }
 557
 558 void hmp_info_pci(Monitor *mon)
 559 {
 560     PciInfoList *info_list, *info;
 561     Error *err = NULL;
 562
 563     info_list = qmp_query_pci(&err);
 564     if (err) {
 565         monitor_printf(mon, "PCI devices not supported\n");
 566         error_free(err);
 567         return;
 568     }
 569
 570     for (info = info_list; info; info = info->next) {
 571         PciDeviceInfoList *dev;
 572
 573         for (dev = info->value->devices; dev; dev = dev->next) {
 574             hmp_info_pci_device(mon, dev->value);
 575         }
 576     }
 577
 578     qapi_free_PciInfoList(info_list);
 579 }
 580
 581 void hmp_info_block_jobs(Monitor *mon)
 582 {
 583     BlockJobInfoList *list;
 584     Error *err = NULL;
 585
 586     list = qmp_query_block_jobs(&err);
 587     assert(!err);
 588
 589     if (!list) {
 590         monitor_printf(mon, "No active jobs\n");
 591         return;
 592     }
 593
 594     while (list) {
 595         if (strcmp(list->value->type, "stream") == 0) {
 596             monitor_printf(mon, "Streaming device %s: Completed %" PRId64
 597                            " of %" PRId64 " bytes, speed limit %" PRId64
 598                            " bytes/s\n",
 599                            list->value->device,
 600                            list->value->offset,
 601                            list->value->len,
 602                            list->value->speed);
 603         } else {
 604             monitor_printf(mon, "Type %s, device %s: Completed %" PRId64
 605                            " of %" PRId64 " bytes, speed limit %" PRId64
 606                            " bytes/s\n",
 607                            list->value->type,
 608                            list->value->device,
 609                            list->value->offset,
 610                            list->value->len,
 611                            list->value->speed);
 612         }
 613         list = list->next;
 614     }
 615 }
 616
 617 void hmp_quit(Monitor *mon, const QDict *qdict)
 618 {
 619     monitor_suspend(mon);
 620     qmp_quit(NULL);
 621 }
 622
 623 void hmp_stop(Monitor *mon, const QDict *qdict)
 624 {
 625     qmp_stop(NULL);
 626 }
 627
 628 void hmp_system_reset(Monitor *mon, const QDict *qdict)
 629 {
 630     qmp_system_reset(NULL);
 631 }
 632
 633 void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
 634 {
 635     qmp_system_powerdown(NULL);
 636 }
 637
 638 void hmp_cpu(Monitor *mon, const QDict *qdict)
 639 {
 640     int64_t cpu_index;
 641
 642     /* XXX: drop the monitor_set_cpu() usage when all HMP commands that
 643             use it are converted to the QAPI */
 644     cpu_index = qdict_get_int(qdict, "index");
 645     if (monitor_set_cpu(cpu_index) < 0) {
 646         monitor_printf(mon, "invalid CPU index\n");
 647     }
 648 }
 649
 650 void hmp_memsave(Monitor *mon, const QDict *qdict)
 651 {
 652     uint32_t size = qdict_get_int(qdict, "size");
 653     const char *filename = qdict_get_str(qdict, "filename");
 654     uint64_t addr = qdict_get_int(qdict, "val");
 655     Error *errp = NULL;
 656
 657     qmp_memsave(addr, size, filename, true, monitor_get_cpu_index(), &errp);
 658     hmp_handle_error(mon, &errp);
 659 }
 660
 661 void hmp_pmemsave(Monitor *mon, const QDict *qdict)
 662 {
 663     uint32_t size = qdict_get_int(qdict, "size");
 664     const char *filename = qdict_get_str(qdict, "filename");
 665     uint64_t addr = qdict_get_int(qdict, "val");
 666     Error *errp = NULL;
 667
 668     qmp_pmemsave(addr, size, filename, &errp);
 669     hmp_handle_error(mon, &errp);
 670 }
 671
 672 static void hmp_cont_cb(void *opaque, int err)
 673 {
 674     if (!err) {
 675         qmp_cont(NULL);
 676     }
 677 }
 678
 679 static bool key_is_missing(const BlockInfo *bdev)
 680 {
 681     return (bdev->inserted && bdev->inserted->encryption_key_missing);
 682 }
 683
 684 void hmp_cont(Monitor *mon, const QDict *qdict)
 685 {
 686     BlockInfoList *bdev_list, *bdev;
 687     Error *errp = NULL;
 688
 689     bdev_list = qmp_query_block(NULL);
 690     for (bdev = bdev_list; bdev; bdev = bdev->next) {
 691         if (key_is_missing(bdev->value)) {
 692             monitor_read_block_device_key(mon, bdev->value->device,
 693                                           hmp_cont_cb, NULL);
 694             goto out;
 695         }
 696     }
 697
 698     qmp_cont(&errp);
 699     hmp_handle_error(mon, &errp);
 700
 701 out:
 702     qapi_free_BlockInfoList(bdev_list);
 703 }
 704
 705 void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
 706 {
 707     qmp_system_wakeup(NULL);
 708 }
 709
 710 void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
 711 {
 712     Error *errp = NULL;
 713
 714     qmp_inject_nmi(&errp);
 715     hmp_handle_error(mon, &errp);
 716 }
 717
 718 void hmp_set_link(Monitor *mon, const QDict *qdict)
 719 {
 720     const char *name = qdict_get_str(qdict, "name");
 721     int up = qdict_get_bool(qdict, "up");
 722     Error *errp = NULL;
 723
 724     qmp_set_link(name, up, &errp);
 725     hmp_handle_error(mon, &errp);
 726 }
 727
 728 void hmp_block_passwd(Monitor *mon, const QDict *qdict)
 729 {
 730     const char *device = qdict_get_str(qdict, "device");
 731     const char *password = qdict_get_str(qdict, "password");
 732     Error *errp = NULL;
 733
 734     qmp_block_passwd(device, password, &errp);
 735     hmp_handle_error(mon, &errp);
 736 }
 737
 738 void hmp_balloon(Monitor *mon, const QDict *qdict)
 739 {
 740     int64_t value = qdict_get_int(qdict, "value");
 741     Error *errp = NULL;
 742
 743     qmp_balloon(value, &errp);
 744     if (error_is_set(&errp)) {
 745         monitor_printf(mon, "balloon: %s\n", error_get_pretty(errp));
 746         error_free(errp);
 747     }
 748 }
 749
 750 void hmp_block_resize(Monitor *mon, const QDict *qdict)
 751 {
 752     const char *device = qdict_get_str(qdict, "device");
 753     int64_t size = qdict_get_int(qdict, "size");
 754     Error *errp = NULL;
 755
 756     qmp_block_resize(device, size, &errp);
 757     hmp_handle_error(mon, &errp);
 758 }
 759
 760 void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
 761 {
 762     const char *device = qdict_get_str(qdict, "device");
 763     const char *filename = qdict_get_try_str(qdict, "snapshot-file");
 764     const char *format = qdict_get_try_str(qdict, "format");
 765     int reuse = qdict_get_try_bool(qdict, "reuse", 0);
 766     enum NewImageMode mode;
 767     Error *errp = NULL;
 768
 769     if (!filename) {
 770         /* In the future, if 'snapshot-file' is not specified, the snapshot
 771            will be taken internally. Today it's actually required. */
 772         error_set(&errp, QERR_MISSING_PARAMETER, "snapshot-file");
 773         hmp_handle_error(mon, &errp);
 774         return;
 775     }
 776
 777     mode = reuse ? NEW_IMAGE_MODE_EXISTING : NEW_IMAGE_MODE_ABSOLUTE_PATHS;
 778     qmp_blockdev_snapshot_sync(device, filename, !!format, format,
 779                                true, mode, &errp);
 780     hmp_handle_error(mon, &errp);
 781 }
 782
 783 void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
 784 {
 785     qmp_migrate_cancel(NULL);
 786 }
 787
 788 void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict)
 789 {
 790     double value = qdict_get_double(qdict, "value");
 791     qmp_migrate_set_downtime(value, NULL);
 792 }
 793
 794 void hmp_migrate_set_cache_size(Monitor *mon, const QDict *qdict)
 795 {
 796     int64_t value = qdict_get_int(qdict, "value");
 797     Error *err = NULL;
 798
 799     qmp_migrate_set_cache_size(value, &err);
 800     if (err) {
 801         monitor_printf(mon, "%s\n", error_get_pretty(err));
 802         error_free(err);
 803         return;
 804     }
 805 }
 806
 807 void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict)
 808 {
 809     int64_t value = qdict_get_int(qdict, "value");
 810     qmp_migrate_set_speed(value, NULL);
 811 }
 812
 813 void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict)
 814 {
 815     const char *cap = qdict_get_str(qdict, "capability");
 816     bool state = qdict_get_bool(qdict, "state");
 817     Error *err = NULL;
 818     MigrationCapabilityStatusList *caps = g_malloc0(sizeof(*caps));
 819     int i;
 820
 821     for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) {
 822         if (strcmp(cap, MigrationCapability_lookup[i]) == 0) {
 823             caps->value = g_malloc0(sizeof(*caps->value));
 824             caps->value->capability = i;
 825             caps->value->state = state;
 826             caps->next = NULL;
 827             qmp_migrate_set_capabilities(caps, &err);
 828             break;
 829         }
 830     }
 831
 832     if (i == MIGRATION_CAPABILITY_MAX) {
 833         error_set(&err, QERR_INVALID_PARAMETER, cap);
 834     }
 835
 836     qapi_free_MigrationCapabilityStatusList(caps);
 837
 838     if (err) {
 839         monitor_printf(mon, "migrate_set_parameter: %s\n",
 840                        error_get_pretty(err));
 841         error_free(err);
 842     }
 843 }
 844
 845 void hmp_set_password(Monitor *mon, const QDict *qdict)
 846 {
 847     const char *protocol  = qdict_get_str(qdict, "protocol");
 848     const char *password  = qdict_get_str(qdict, "password");
 849     const char *connected = qdict_get_try_str(qdict, "connected");
 850     Error *err = NULL;
 851
 852     qmp_set_password(protocol, password, !!connected, connected, &err);
 853     hmp_handle_error(mon, &err);
 854 }
 855
 856 void hmp_expire_password(Monitor *mon, const QDict *qdict)
 857 {
 858     const char *protocol  = qdict_get_str(qdict, "protocol");
 859     const char *whenstr = qdict_get_str(qdict, "time");
 860     Error *err = NULL;
 861
 862     qmp_expire_password(protocol, whenstr, &err);
 863     hmp_handle_error(mon, &err);
 864 }
 865
 866 void hmp_eject(Monitor *mon, const QDict *qdict)
 867 {
 868     int force = qdict_get_try_bool(qdict, "force", 0);
 869     const char *device = qdict_get_str(qdict, "device");
 870     Error *err = NULL;
 871
 872     qmp_eject(device, true, force, &err);
 873     hmp_handle_error(mon, &err);
 874 }
 875
 876 static void hmp_change_read_arg(Monitor *mon, const char *password,
 877                                 void *opaque)
 878 {
 879     qmp_change_vnc_password(password, NULL);
 880     monitor_read_command(mon, 1);
 881 }
 882
 883 void hmp_change(Monitor *mon, const QDict *qdict)
 884 {
 885     const char *device = qdict_get_str(qdict, "device");
 886     const char *target = qdict_get_str(qdict, "target");
 887     const char *arg = qdict_get_try_str(qdict, "arg");
 888     Error *err = NULL;
 889
 890     if (strcmp(device, "vnc") == 0 &&
 891             (strcmp(target, "passwd") == 0 ||
 892              strcmp(target, "password") == 0)) {
 893         if (!arg) {
 894             monitor_read_password(mon, hmp_change_read_arg, NULL);
 895             return;
 896         }
 897     }
 898
 899     qmp_change(device, target, !!arg, arg, &err);
 900     if (error_is_set(&err) &&
 901         error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
 902         error_free(err);
 903         monitor_read_block_device_key(mon, device, NULL, NULL);
 904         return;
 905     }
 906     hmp_handle_error(mon, &err);
 907 }
 908
 909 void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
 910 {
 911     Error *err = NULL;
 912
 913     qmp_block_set_io_throttle(qdict_get_str(qdict, "device"),
 914                               qdict_get_int(qdict, "bps"),
 915                               qdict_get_int(qdict, "bps_rd"),
 916                               qdict_get_int(qdict, "bps_wr"),
 917                               qdict_get_int(qdict, "iops"),
 918                               qdict_get_int(qdict, "iops_rd"),
 919                               qdict_get_int(qdict, "iops_wr"), &err);
 920     hmp_handle_error(mon, &err);
 921 }
 922
 923 void hmp_block_stream(Monitor *mon, const QDict *qdict)
 924 {
 925     Error *error = NULL;
 926     const char *device = qdict_get_str(qdict, "device");
 927     const char *base = qdict_get_try_str(qdict, "base");
 928     int64_t speed = qdict_get_try_int(qdict, "speed", 0);
 929
 930     qmp_block_stream(device, base != NULL, base,
 931                      qdict_haskey(qdict, "speed"), speed, &error);
 932
 933     hmp_handle_error(mon, &error);
 934 }
 935
 936 void hmp_block_job_set_speed(Monitor *mon, const QDict *qdict)
 937 {
 938     Error *error = NULL;
 939     const char *device = qdict_get_str(qdict, "device");
 940     int64_t value = qdict_get_int(qdict, "speed");
 941
 942     qmp_block_job_set_speed(device, value, &error);
 943
 944     hmp_handle_error(mon, &error);
 945 }
 946
 947 void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
 948 {
 949     Error *error = NULL;
 950     const char *device = qdict_get_str(qdict, "device");
 951
 952     qmp_block_job_cancel(device, &error);
 953
 954     hmp_handle_error(mon, &error);
 955 }
 956
 957 typedef struct MigrationStatus
 958 {
 959     QEMUTimer *timer;
 960     Monitor *mon;
 961     bool is_block_migration;
 962 } MigrationStatus;
 963
 964 static void hmp_migrate_status_cb(void *opaque)
 965 {
 966     MigrationStatus *status = opaque;
 967     MigrationInfo *info;
 968
 969     info = qmp_query_migrate(NULL);
 970     if (!info->has_status || strcmp(info->status, "active") == 0) {
 971         if (info->has_disk) {
 972             int progress;
 973
 974             if (info->disk->remaining) {
 975                 progress = info->disk->transferred * 100 / info->disk->total;
 976             } else {
 977                 progress = 100;
 978             }
 979
 980             monitor_printf(status->mon, "Completed %d %%\r", progress);
 981             monitor_flush(status->mon);
 982         }
 983
 984         qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock) + 1000);
 985     } else {
 986         if (status->is_block_migration) {
 987             monitor_printf(status->mon, "\n");
 988         }
 989         monitor_resume(status->mon);
 990         qemu_del_timer(status->timer);
 991         g_free(status);
 992     }
 993
 994     qapi_free_MigrationInfo(info);
 995 }
 996
 997 void hmp_migrate(Monitor *mon, const QDict *qdict)
 998 {
 999     int detach = qdict_get_try_bool(qdict, "detach", 0);
1000     int blk = qdict_get_try_bool(qdict, "blk", 0);
1001     int inc = qdict_get_try_bool(qdict, "inc", 0);
1002     const char *uri = qdict_get_str(qdict, "uri");
1003     Error *err = NULL;
1004
1005     qmp_migrate(uri, !!blk, blk, !!inc, inc, false, false, &err);
1006     if (err) {
1007         monitor_printf(mon, "migrate: %s\n", error_get_pretty(err));
1008         error_free(err);
1009         return;
1010     }
1011
1012     if (!detach) {
1013         MigrationStatus *status;
1014
1015         if (monitor_suspend(mon) < 0) {
1016             monitor_printf(mon, "terminal does not allow synchronous "
1017                            "migration, continuing detached\n");
1018             return;
1019         }
1020
1021         status = g_malloc0(sizeof(*status));
1022         status->mon = mon;
1023         status->is_block_migration = blk || inc;
1024         status->timer = qemu_new_timer_ms(rt_clock, hmp_migrate_status_cb,
1025                                           status);
1026         qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock));
1027     }
1028 }
1029
1030 void hmp_device_del(Monitor *mon, const QDict *qdict)
1031 {
1032     const char *id = qdict_get_str(qdict, "id");
1033     Error *err = NULL;
1034
1035     qmp_device_del(id, &err);
1036     hmp_handle_error(mon, &err);
1037 }
1038
1039 void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
1040 {
1041     Error *errp = NULL;
1042     int paging = qdict_get_try_bool(qdict, "paging", 0);
1043     const char *file = qdict_get_str(qdict, "protocol");
1044     bool has_begin = qdict_haskey(qdict, "begin");
1045     bool has_length = qdict_haskey(qdict, "length");
1046     int64_t begin = 0;
1047     int64_t length = 0;
1048
1049     if (has_begin) {
1050         begin = qdict_get_int(qdict, "begin");
1051     }
1052     if (has_length) {
1053         length = qdict_get_int(qdict, "length");
1054     }
1055
1056     qmp_dump_guest_memory(paging, file, has_begin, begin, has_length, length,
1057                           &errp);
1058     hmp_handle_error(mon, &errp);
1059 }
1060
1061 void hmp_netdev_add(Monitor *mon, const QDict *qdict)
1062 {
1063     Error *err = NULL;
1064     QemuOpts *opts;
1065
1066     opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err);
1067     if (error_is_set(&err)) {
1068         goto out;
1069     }
1070
1071     netdev_add(opts, &err);
1072     if (error_is_set(&err)) {
1073         qemu_opts_del(opts);
1074     }
1075
1076 out:
1077     hmp_handle_error(mon, &err);
1078 }
1079
1080 void hmp_netdev_del(Monitor *mon, const QDict *qdict)
1081 {
1082     const char *id = qdict_get_str(qdict, "id");
1083     Error *err = NULL;
1084
1085     qmp_netdev_del(id, &err);
1086     hmp_handle_error(mon, &err);
1087 }
1088
1089 void hmp_getfd(Monitor *mon, const QDict *qdict)
1090 {
1091     const char *fdname = qdict_get_str(qdict, "fdname");
1092     Error *errp = NULL;
1093
1094     qmp_getfd(fdname, &errp);
1095     hmp_handle_error(mon, &errp);
1096 }
1097
1098 void hmp_closefd(Monitor *mon, const QDict *qdict)
1099 {
1100     const char *fdname = qdict_get_str(qdict, "fdname");
1101     Error *errp = NULL;
1102
1103     qmp_closefd(fdname, &errp);
1104     hmp_handle_error(mon, &errp);
1105 }
1106
1107 void hmp_send_key(Monitor *mon, const QDict *qdict)
1108 {
1109     const char *keys = qdict_get_str(qdict, "keys");
1110     QKeyCodeList *keylist, *head = NULL, *tmp = NULL;
1111     int has_hold_time = qdict_haskey(qdict, "hold-time");
1112     int hold_time = qdict_get_try_int(qdict, "hold-time", -1);
1113     Error *err = NULL;
1114     char keyname_buf[16];
1115     char *separator;
1116     int keyname_len, idx;
1117
1118     while (1) {
1119         separator = strchr(keys, '-');
1120         keyname_len = separator ? separator - keys : strlen(keys);
1121         pstrcpy(keyname_buf, sizeof(keyname_buf), keys);
1122
1123         /* Be compatible with old interface, convert user inputted "<" */
1124         if (!strncmp(keyname_buf, "<", 1) && keyname_len == 1) {
1125             pstrcpy(keyname_buf, sizeof(keyname_buf), "less");
1126             keyname_len = 4;
1127         }
1128         keyname_buf[keyname_len] = 0;
1129
1130         idx = index_from_key(keyname_buf);
1131         if (idx == Q_KEY_CODE_MAX) {
1132             monitor_printf(mon, "invalid parameter: %s\n", keyname_buf);
1133             break;
1134         }
1135
1136         keylist = g_malloc0(sizeof(*keylist));
1137         keylist->value = idx;
1138         keylist->next = NULL;
1139
1140         if (!head) {
1141             head = keylist;
1142         }
1143         if (tmp) {
1144             tmp->next = keylist;
1145         }
1146         tmp = keylist;
1147
1148         if (!separator) {
1149             break;
1150         }
1151         keys = separator + 1;
1152     }
1153
1154     if (idx != Q_KEY_CODE_MAX) {
1155         qmp_send_key(head, has_hold_time, hold_time, &err);
1156     }
1157     hmp_handle_error(mon, &err);
1158     qapi_free_QKeyCodeList(head);
1159 }
1160
1161 void hmp_screen_dump(Monitor *mon, const QDict *qdict)
1162 {
1163     const char *filename = qdict_get_str(qdict, "filename");
1164     Error *err = NULL;
1165
1166     qmp_screendump(filename, &err);
1167     hmp_handle_error(mon, &err);
1168 }