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/net.h"
  18 #include "sysemu/char.h"
  19 #include "qemu/option.h"
  20 #include "qemu/timer.h"
  21 #include "qmp-commands.h"
  22 #include "qemu/sockets.h"
  23 #include "monitor/monitor.h"
  24 #include "ui/console.h"
  25 #include "block/qapi.h"
  26 #include "qemu-io.h"
  27
  28 static void hmp_handle_error(Monitor *mon, Error **errp)
  29 {
  30     if (error_is_set(errp)) {
  31         monitor_printf(mon, "%s\n", error_get_pretty(*errp));
  32         error_free(*errp);
  33     }
  34 }
  35
  36 void hmp_info_name(Monitor *mon, const QDict *qdict)
  37 {
  38     NameInfo *info;
  39
  40     info = qmp_query_name(NULL);
  41     if (info->has_name) {
  42         monitor_printf(mon, "%s\n", info->name);
  43     }
  44     qapi_free_NameInfo(info);
  45 }
  46
  47 void hmp_info_version(Monitor *mon, const QDict *qdict)
  48 {
  49     VersionInfo *info;
  50
  51     info = qmp_query_version(NULL);
  52
  53     monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
  54                    info->qemu.major, info->qemu.minor, info->qemu.micro,
  55                    info->package);
  56
  57     qapi_free_VersionInfo(info);
  58 }
  59
  60 void hmp_info_kvm(Monitor *mon, const QDict *qdict)
  61 {
  62     KvmInfo *info;
  63
  64     info = qmp_query_kvm(NULL);
  65     monitor_printf(mon, "kvm support: ");
  66     if (info->present) {
  67         monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
  68     } else {
  69         monitor_printf(mon, "not compiled\n");
  70     }
  71
  72     qapi_free_KvmInfo(info);
  73 }
  74
  75 void hmp_info_status(Monitor *mon, const QDict *qdict)
  76 {
  77     StatusInfo *info;
  78
  79     info = qmp_query_status(NULL);
  80
  81     monitor_printf(mon, "VM status: %s%s",
  82                    info->running ? "running" : "paused",
  83                    info->singlestep ? " (single step mode)" : "");
  84
  85     if (!info->running && info->status != RUN_STATE_PAUSED) {
  86         monitor_printf(mon, " (%s)", RunState_lookup[info->status]);
  87     }
  88
  89     monitor_printf(mon, "\n");
  90
  91     qapi_free_StatusInfo(info);
  92 }
  93
  94 void hmp_info_uuid(Monitor *mon, const QDict *qdict)
  95 {
  96     UuidInfo *info;
  97
  98     info = qmp_query_uuid(NULL);
  99     monitor_printf(mon, "%s\n", info->UUID);
 100     qapi_free_UuidInfo(info);
 101 }
 102
 103 void hmp_info_chardev(Monitor *mon, const QDict *qdict)
 104 {
 105     ChardevInfoList *char_info, *info;
 106
 107     char_info = qmp_query_chardev(NULL);
 108     for (info = char_info; info; info = info->next) {
 109         monitor_printf(mon, "%s: filename=%s\n", info->value->label,
 110                                                  info->value->filename);
 111     }
 112
 113     qapi_free_ChardevInfoList(char_info);
 114 }
 115
 116 void hmp_info_mice(Monitor *mon, const QDict *qdict)
 117 {
 118     MouseInfoList *mice_list, *mouse;
 119
 120     mice_list = qmp_query_mice(NULL);
 121     if (!mice_list) {
 122         monitor_printf(mon, "No mouse devices connected\n");
 123         return;
 124     }
 125
 126     for (mouse = mice_list; mouse; mouse = mouse->next) {
 127         monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
 128                        mouse->value->current ? '*' : ' ',
 129                        mouse->value->index, mouse->value->name,
 130                        mouse->value->absolute ? " (absolute)" : "");
 131     }
 132
 133     qapi_free_MouseInfoList(mice_list);
 134 }
 135
 136 void hmp_info_migrate(Monitor *mon, const QDict *qdict)
 137 {
 138     MigrationInfo *info;
 139     MigrationCapabilityStatusList *caps, *cap;
 140
 141     info = qmp_query_migrate(NULL);
 142     caps = qmp_query_migrate_capabilities(NULL);
 143
 144     /* do not display parameters during setup */
 145     if (info->has_status && caps) {
 146         monitor_printf(mon, "capabilities: ");
 147         for (cap = caps; cap; cap = cap->next) {
 148             monitor_printf(mon, "%s: %s ",
 149                            MigrationCapability_lookup[cap->value->capability],
 150                            cap->value->state ? "on" : "off");
 151         }
 152         monitor_printf(mon, "\n");
 153     }
 154
 155     if (info->has_status) {
 156         monitor_printf(mon, "Migration status: %s\n", info->status);
 157         monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n",
 158                        info->total_time);
 159         if (info->has_expected_downtime) {
 160             monitor_printf(mon, "expected downtime: %" PRIu64 " milliseconds\n",
 161                            info->expected_downtime);
 162         }
 163         if (info->has_downtime) {
 164             monitor_printf(mon, "downtime: %" PRIu64 " milliseconds\n",
 165                            info->downtime);
 166         }
 167         if (info->has_setup_time) {
 168             monitor_printf(mon, "setup: %" PRIu64 " milliseconds\n",
 169                            info->setup_time);
 170         }
 171     }
 172
 173     if (info->has_ram) {
 174         monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
 175                        info->ram->transferred >> 10);
 176         monitor_printf(mon, "throughput: %0.2f mbps\n",
 177                        info->ram->mbps);
 178         monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
 179                        info->ram->remaining >> 10);
 180         monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
 181                        info->ram->total >> 10);
 182         monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
 183                        info->ram->duplicate);
 184         monitor_printf(mon, "skipped: %" PRIu64 " pages\n",
 185                        info->ram->skipped);
 186         monitor_printf(mon, "normal: %" PRIu64 " pages\n",
 187                        info->ram->normal);
 188         monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
 189                        info->ram->normal_bytes >> 10);
 190         if (info->ram->dirty_pages_rate) {
 191             monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
 192                            info->ram->dirty_pages_rate);
 193         }
 194     }
 195
 196     if (info->has_disk) {
 197         monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
 198                        info->disk->transferred >> 10);
 199         monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
 200                        info->disk->remaining >> 10);
 201         monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
 202                        info->disk->total >> 10);
 203     }
 204
 205     if (info->has_xbzrle_cache) {
 206         monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
 207                        info->xbzrle_cache->cache_size);
 208         monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
 209                        info->xbzrle_cache->bytes >> 10);
 210         monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
 211                        info->xbzrle_cache->pages);
 212         monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n",
 213                        info->xbzrle_cache->cache_miss);
 214         monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n",
 215                        info->xbzrle_cache->overflow);
 216     }
 217
 218     qapi_free_MigrationInfo(info);
 219     qapi_free_MigrationCapabilityStatusList(caps);
 220 }
 221
 222 void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict)
 223 {
 224     MigrationCapabilityStatusList *caps, *cap;
 225
 226     caps = qmp_query_migrate_capabilities(NULL);
 227
 228     if (caps) {
 229         monitor_printf(mon, "capabilities: ");
 230         for (cap = caps; cap; cap = cap->next) {
 231             monitor_printf(mon, "%s: %s ",
 232                            MigrationCapability_lookup[cap->value->capability],
 233                            cap->value->state ? "on" : "off");
 234         }
 235         monitor_printf(mon, "\n");
 236     }
 237
 238     qapi_free_MigrationCapabilityStatusList(caps);
 239 }
 240
 241 void hmp_info_migrate_cache_size(Monitor *mon, const QDict *qdict)
 242 {
 243     monitor_printf(mon, "xbzrel cache size: %" PRId64 " kbytes\n",
 244                    qmp_query_migrate_cache_size(NULL) >> 10);
 245 }
 246
 247 void hmp_info_cpus(Monitor *mon, const QDict *qdict)
 248 {
 249     CpuInfoList *cpu_list, *cpu;
 250
 251     cpu_list = qmp_query_cpus(NULL);
 252
 253     for (cpu = cpu_list; cpu; cpu = cpu->next) {
 254         int active = ' ';
 255
 256         if (cpu->value->CPU == monitor_get_cpu_index()) {
 257             active = '*';
 258         }
 259
 260         monitor_printf(mon, "%c CPU #%" PRId64 ":", active, cpu->value->CPU);
 261
 262         if (cpu->value->has_pc) {
 263             monitor_printf(mon, " pc=0x%016" PRIx64, cpu->value->pc);
 264         }
 265         if (cpu->value->has_nip) {
 266             monitor_printf(mon, " nip=0x%016" PRIx64, cpu->value->nip);
 267         }
 268         if (cpu->value->has_npc) {
 269             monitor_printf(mon, " npc=0x%016" PRIx64, cpu->value->npc);
 270         }
 271         if (cpu->value->has_PC) {
 272             monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->PC);
 273         }
 274
 275         if (cpu->value->halted) {
 276             monitor_printf(mon, " (halted)");
 277         }
 278
 279         monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
 280     }
 281
 282     qapi_free_CpuInfoList(cpu_list);
 283 }
 284
 285 void hmp_info_block(Monitor *mon, const QDict *qdict)
 286 {
 287     BlockInfoList *block_list, *info;
 288     ImageInfo *image_info;
 289     const char *device = qdict_get_try_str(qdict, "device");
 290     bool verbose = qdict_get_try_bool(qdict, "verbose", 0);
 291
 292     block_list = qmp_query_block(NULL);
 293
 294     for (info = block_list; info; info = info->next) {
 295         if (device && strcmp(device, info->value->device)) {
 296             continue;
 297         }
 298
 299         if (info != block_list) {
 300             monitor_printf(mon, "\n");
 301         }
 302
 303         monitor_printf(mon, "%s", info->value->device);
 304         if (info->value->has_inserted) {
 305             monitor_printf(mon, ": %s (%s%s%s)\n",
 306                            info->value->inserted->file,
 307                            info->value->inserted->drv,
 308                            info->value->inserted->ro ? ", read-only" : "",
 309                            info->value->inserted->encrypted ? ", encrypted" : "");
 310         } else {
 311             monitor_printf(mon, ": [not inserted]\n");
 312         }
 313
 314         if (info->value->has_io_status && info->value->io_status != BLOCK_DEVICE_IO_STATUS_OK) {
 315             monitor_printf(mon, "    I/O status:       %s\n",
 316                            BlockDeviceIoStatus_lookup[info->value->io_status]);
 317         }
 318
 319         if (info->value->removable) {
 320             monitor_printf(mon, "    Removable device: %slocked, tray %s\n",
 321                            info->value->locked ? "" : "not ",
 322                            info->value->tray_open ? "open" : "closed");
 323         }
 324
 325
 326         if (!info->value->has_inserted) {
 327             continue;
 328         }
 329
 330         if (info->value->inserted->has_backing_file) {
 331             monitor_printf(mon,
 332                            "    Backing file:     %s "
 333                            "(chain depth: %" PRId64 ")\n",
 334                            info->value->inserted->backing_file,
 335                            info->value->inserted->backing_file_depth);
 336         }
 337
 338         if (info->value->inserted->bps
 339             || info->value->inserted->bps_rd
 340             || info->value->inserted->bps_wr
 341             || info->value->inserted->iops
 342             || info->value->inserted->iops_rd
 343             || info->value->inserted->iops_wr)
 344         {
 345             monitor_printf(mon, "    I/O throttling:   bps=%" PRId64
 346                             " bps_rd=%" PRId64  " bps_wr=%" PRId64
 347                             " iops=%" PRId64 " iops_rd=%" PRId64
 348                             " iops_wr=%" PRId64 "\n",
 349                             info->value->inserted->bps,
 350                             info->value->inserted->bps_rd,
 351                             info->value->inserted->bps_wr,
 352                             info->value->inserted->iops,
 353                             info->value->inserted->iops_rd,
 354                             info->value->inserted->iops_wr);
 355         }
 356
 357         if (verbose) {
 358             monitor_printf(mon, "\nImages:\n");
 359             image_info = info->value->inserted->image;
 360             while (1) {
 361                     bdrv_image_info_dump((fprintf_function)monitor_printf,
 362                                          mon, image_info);
 363                 if (image_info->has_backing_image) {
 364                     image_info = image_info->backing_image;
 365                 } else {
 366                     break;
 367                 }
 368             }
 369         }
 370     }
 371
 372     qapi_free_BlockInfoList(block_list);
 373 }
 374
 375 void hmp_info_blockstats(Monitor *mon, const QDict *qdict)
 376 {
 377     BlockStatsList *stats_list, *stats;
 378
 379     stats_list = qmp_query_blockstats(NULL);
 380
 381     for (stats = stats_list; stats; stats = stats->next) {
 382         if (!stats->value->has_device) {
 383             continue;
 384         }
 385
 386         monitor_printf(mon, "%s:", stats->value->device);
 387         monitor_printf(mon, " rd_bytes=%" PRId64
 388                        " wr_bytes=%" PRId64
 389                        " rd_operations=%" PRId64
 390                        " wr_operations=%" PRId64
 391                        " flush_operations=%" PRId64
 392                        " wr_total_time_ns=%" PRId64
 393                        " rd_total_time_ns=%" PRId64
 394                        " flush_total_time_ns=%" PRId64
 395                        "\n",
 396                        stats->value->stats->rd_bytes,
 397                        stats->value->stats->wr_bytes,
 398                        stats->value->stats->rd_operations,
 399                        stats->value->stats->wr_operations,
 400                        stats->value->stats->flush_operations,
 401                        stats->value->stats->wr_total_time_ns,
 402                        stats->value->stats->rd_total_time_ns,
 403                        stats->value->stats->flush_total_time_ns);
 404     }
 405
 406     qapi_free_BlockStatsList(stats_list);
 407 }
 408
 409 void hmp_info_vnc(Monitor *mon, const QDict *qdict)
 410 {
 411     VncInfo *info;
 412     Error *err = NULL;
 413     VncClientInfoList *client;
 414
 415     info = qmp_query_vnc(&err);
 416     if (err) {
 417         monitor_printf(mon, "%s\n", error_get_pretty(err));
 418         error_free(err);
 419         return;
 420     }
 421
 422     if (!info->enabled) {
 423         monitor_printf(mon, "Server: disabled\n");
 424         goto out;
 425     }
 426
 427     monitor_printf(mon, "Server:\n");
 428     if (info->has_host && info->has_service) {
 429         monitor_printf(mon, "     address: %s:%s\n", info->host, info->service);
 430     }
 431     if (info->has_auth) {
 432         monitor_printf(mon, "        auth: %s\n", info->auth);
 433     }
 434
 435     if (!info->has_clients || info->clients == NULL) {
 436         monitor_printf(mon, "Client: none\n");
 437     } else {
 438         for (client = info->clients; client; client = client->next) {
 439             monitor_printf(mon, "Client:\n");
 440             monitor_printf(mon, "     address: %s:%s\n",
 441                            client->value->host, client->value->service);
 442             monitor_printf(mon, "  x509_dname: %s\n",
 443                            client->value->x509_dname ?
 444                            client->value->x509_dname : "none");
 445             monitor_printf(mon, "    username: %s\n",
 446                            client->value->has_sasl_username ?
 447                            client->value->sasl_username : "none");
 448         }
 449     }
 450
 451 out:
 452     qapi_free_VncInfo(info);
 453 }
 454
 455 void hmp_info_spice(Monitor *mon, const QDict *qdict)
 456 {
 457     SpiceChannelList *chan;
 458     SpiceInfo *info;
 459
 460     info = qmp_query_spice(NULL);
 461
 462     if (!info->enabled) {
 463         monitor_printf(mon, "Server: disabled\n");
 464         goto out;
 465     }
 466
 467     monitor_printf(mon, "Server:\n");
 468     if (info->has_port) {
 469         monitor_printf(mon, "     address: %s:%" PRId64 "\n",
 470                        info->host, info->port);
 471     }
 472     if (info->has_tls_port) {
 473         monitor_printf(mon, "     address: %s:%" PRId64 " [tls]\n",
 474                        info->host, info->tls_port);
 475     }
 476     monitor_printf(mon, "    migrated: %s\n",
 477                    info->migrated ? "true" : "false");
 478     monitor_printf(mon, "        auth: %s\n", info->auth);
 479     monitor_printf(mon, "    compiled: %s\n", info->compiled_version);
 480     monitor_printf(mon, "  mouse-mode: %s\n",
 481                    SpiceQueryMouseMode_lookup[info->mouse_mode]);
 482
 483     if (!info->has_channels || info->channels == NULL) {
 484         monitor_printf(mon, "Channels: none\n");
 485     } else {
 486         for (chan = info->channels; chan; chan = chan->next) {
 487             monitor_printf(mon, "Channel:\n");
 488             monitor_printf(mon, "     address: %s:%s%s\n",
 489                            chan->value->host, chan->value->port,
 490                            chan->value->tls ? " [tls]" : "");
 491             monitor_printf(mon, "     session: %" PRId64 "\n",
 492                            chan->value->connection_id);
 493             monitor_printf(mon, "     channel: %" PRId64 ":%" PRId64 "\n",
 494                            chan->value->channel_type, chan->value->channel_id);
 495         }
 496     }
 497
 498 out:
 499     qapi_free_SpiceInfo(info);
 500 }
 501
 502 void hmp_info_balloon(Monitor *mon, const QDict *qdict)
 503 {
 504     BalloonInfo *info;
 505     Error *err = NULL;
 506
 507     info = qmp_query_balloon(&err);
 508     if (err) {
 509         monitor_printf(mon, "%s\n", error_get_pretty(err));
 510         error_free(err);
 511         return;
 512     }
 513
 514     monitor_printf(mon, "balloon: actual=%" PRId64 "\n", info->actual >> 20);
 515
 516     qapi_free_BalloonInfo(info);
 517 }
 518
 519 static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
 520 {
 521     PciMemoryRegionList *region;
 522
 523     monitor_printf(mon, "  Bus %2" PRId64 ", ", dev->bus);
 524     monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
 525                    dev->slot, dev->function);
 526     monitor_printf(mon, "    ");
 527
 528     if (dev->class_info.has_desc) {
 529         monitor_printf(mon, "%s", dev->class_info.desc);
 530     } else {
 531         monitor_printf(mon, "Class %04" PRId64, dev->class_info.class);
 532     }
 533
 534     monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
 535                    dev->id.vendor, dev->id.device);
 536
 537     if (dev->has_irq) {
 538         monitor_printf(mon, "      IRQ %" PRId64 ".\n", dev->irq);
 539     }
 540
 541     if (dev->has_pci_bridge) {
 542         monitor_printf(mon, "      BUS %" PRId64 ".\n",
 543                        dev->pci_bridge->bus.number);
 544         monitor_printf(mon, "      secondary bus %" PRId64 ".\n",
 545                        dev->pci_bridge->bus.secondary);
 546         monitor_printf(mon, "      subordinate bus %" PRId64 ".\n",
 547                        dev->pci_bridge->bus.subordinate);
 548
 549         monitor_printf(mon, "      IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
 550                        dev->pci_bridge->bus.io_range->base,
 551                        dev->pci_bridge->bus.io_range->limit);
 552
 553         monitor_printf(mon,
 554                        "      memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
 555                        dev->pci_bridge->bus.memory_range->base,
 556                        dev->pci_bridge->bus.memory_range->limit);
 557
 558         monitor_printf(mon, "      prefetchable memory range "
 559                        "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
 560                        dev->pci_bridge->bus.prefetchable_range->base,
 561                        dev->pci_bridge->bus.prefetchable_range->limit);
 562     }
 563
 564     for (region = dev->regions; region; region = region->next) {
 565         uint64_t addr, size;
 566
 567         addr = region->value->address;
 568         size = region->value->size;
 569
 570         monitor_printf(mon, "      BAR%" PRId64 ": ", region->value->bar);
 571
 572         if (!strcmp(region->value->type, "io")) {
 573             monitor_printf(mon, "I/O at 0x%04" PRIx64
 574                                 " [0x%04" PRIx64 "].\n",
 575                            addr, addr + size - 1);
 576         } else {
 577             monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
 578                                " [0x%08" PRIx64 "].\n",
 579                            region->value->mem_type_64 ? 64 : 32,
 580                            region->value->prefetch ? " prefetchable" : "",
 581                            addr, addr + size - 1);
 582         }
 583     }
 584
 585     monitor_printf(mon, "      id \"%s\"\n", dev->qdev_id);
 586
 587     if (dev->has_pci_bridge) {
 588         if (dev->pci_bridge->has_devices) {
 589             PciDeviceInfoList *cdev;
 590             for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
 591                 hmp_info_pci_device(mon, cdev->value);
 592             }
 593         }
 594     }
 595 }
 596
 597 void hmp_info_pci(Monitor *mon, const QDict *qdict)
 598 {
 599     PciInfoList *info_list, *info;
 600     Error *err = NULL;
 601
 602     info_list = qmp_query_pci(&err);
 603     if (err) {
 604         monitor_printf(mon, "PCI devices not supported\n");
 605         error_free(err);
 606         return;
 607     }
 608
 609     for (info = info_list; info; info = info->next) {
 610         PciDeviceInfoList *dev;
 611
 612         for (dev = info->value->devices; dev; dev = dev->next) {
 613             hmp_info_pci_device(mon, dev->value);
 614         }
 615     }
 616
 617     qapi_free_PciInfoList(info_list);
 618 }
 619
 620 void hmp_info_block_jobs(Monitor *mon, const QDict *qdict)
 621 {
 622     BlockJobInfoList *list;
 623     Error *err = NULL;
 624
 625     list = qmp_query_block_jobs(&err);
 626     assert(!err);
 627
 628     if (!list) {
 629         monitor_printf(mon, "No active jobs\n");
 630         return;
 631     }
 632
 633     while (list) {
 634         if (strcmp(list->value->type, "stream") == 0) {
 635             monitor_printf(mon, "Streaming device %s: Completed %" PRId64
 636                            " of %" PRId64 " bytes, speed limit %" PRId64
 637                            " bytes/s\n",
 638                            list->value->device,
 639                            list->value->offset,
 640                            list->value->len,
 641                            list->value->speed);
 642         } else {
 643             monitor_printf(mon, "Type %s, device %s: Completed %" PRId64
 644                            " of %" PRId64 " bytes, speed limit %" PRId64
 645                            " bytes/s\n",
 646                            list->value->type,
 647                            list->value->device,
 648                            list->value->offset,
 649                            list->value->len,
 650                            list->value->speed);
 651         }
 652         list = list->next;
 653     }
 654 }
 655
 656 void hmp_info_tpm(Monitor *mon, const QDict *qdict)
 657 {
 658     TPMInfoList *info_list, *info;
 659     Error *err = NULL;
 660     unsigned int c = 0;
 661     TPMPassthroughOptions *tpo;
 662
 663     info_list = qmp_query_tpm(&err);
 664     if (err) {
 665         monitor_printf(mon, "TPM device not supported\n");
 666         error_free(err);
 667         return;
 668     }
 669
 670     if (info_list) {
 671         monitor_printf(mon, "TPM device:\n");
 672     }
 673
 674     for (info = info_list; info; info = info->next) {
 675         TPMInfo *ti = info->value;
 676         monitor_printf(mon, " tpm%d: model=%s\n",
 677                        c, TpmModel_lookup[ti->model]);
 678
 679         monitor_printf(mon, "  \\ %s: type=%s",
 680                        ti->id, TpmTypeOptionsKind_lookup[ti->options->kind]);
 681
 682         switch (ti->options->kind) {
 683         case TPM_TYPE_OPTIONS_KIND_PASSTHROUGH:
 684             tpo = ti->options->passthrough;
 685             monitor_printf(mon, "%s%s%s%s",
 686                            tpo->has_path ? ",path=" : "",
 687                            tpo->has_path ? tpo->path : "",
 688                            tpo->has_cancel_path ? ",cancel-path=" : "",
 689                            tpo->has_cancel_path ? tpo->cancel_path : "");
 690             break;
 691         case TPM_TYPE_OPTIONS_KIND_MAX:
 692             break;
 693         }
 694         monitor_printf(mon, "\n");
 695         c++;
 696     }
 697     qapi_free_TPMInfoList(info_list);
 698 }
 699
 700 void hmp_quit(Monitor *mon, const QDict *qdict)
 701 {
 702     monitor_suspend(mon);
 703     qmp_quit(NULL);
 704 }
 705
 706 void hmp_stop(Monitor *mon, const QDict *qdict)
 707 {
 708     qmp_stop(NULL);
 709 }
 710
 711 void hmp_system_reset(Monitor *mon, const QDict *qdict)
 712 {
 713     qmp_system_reset(NULL);
 714 }
 715
 716 void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
 717 {
 718     qmp_system_powerdown(NULL);
 719 }
 720
 721 void hmp_cpu(Monitor *mon, const QDict *qdict)
 722 {
 723     int64_t cpu_index;
 724
 725     /* XXX: drop the monitor_set_cpu() usage when all HMP commands that
 726             use it are converted to the QAPI */
 727     cpu_index = qdict_get_int(qdict, "index");
 728     if (monitor_set_cpu(cpu_index) < 0) {
 729         monitor_printf(mon, "invalid CPU index\n");
 730     }
 731 }
 732
 733 void hmp_memsave(Monitor *mon, const QDict *qdict)
 734 {
 735     uint32_t size = qdict_get_int(qdict, "size");
 736     const char *filename = qdict_get_str(qdict, "filename");
 737     uint64_t addr = qdict_get_int(qdict, "val");
 738     Error *errp = NULL;
 739
 740     qmp_memsave(addr, size, filename, true, monitor_get_cpu_index(), &errp);
 741     hmp_handle_error(mon, &errp);
 742 }
 743
 744 void hmp_pmemsave(Monitor *mon, const QDict *qdict)
 745 {
 746     uint32_t size = qdict_get_int(qdict, "size");
 747     const char *filename = qdict_get_str(qdict, "filename");
 748     uint64_t addr = qdict_get_int(qdict, "val");
 749     Error *errp = NULL;
 750
 751     qmp_pmemsave(addr, size, filename, &errp);
 752     hmp_handle_error(mon, &errp);
 753 }
 754
 755 void hmp_ringbuf_write(Monitor *mon, const QDict *qdict)
 756 {
 757     const char *chardev = qdict_get_str(qdict, "device");
 758     const char *data = qdict_get_str(qdict, "data");
 759     Error *errp = NULL;
 760
 761     qmp_ringbuf_write(chardev, data, false, 0, &errp);
 762
 763     hmp_handle_error(mon, &errp);
 764 }
 765
 766 void hmp_ringbuf_read(Monitor *mon, const QDict *qdict)
 767 {
 768     uint32_t size = qdict_get_int(qdict, "size");
 769     const char *chardev = qdict_get_str(qdict, "device");
 770     char *data;
 771     Error *errp = NULL;
 772     int i;
 773
 774     data = qmp_ringbuf_read(chardev, size, false, 0, &errp);
 775     if (errp) {
 776         monitor_printf(mon, "%s\n", error_get_pretty(errp));
 777         error_free(errp);
 778         return;
 779     }
 780
 781     for (i = 0; data[i]; i++) {
 782         unsigned char ch = data[i];
 783
 784         if (ch == '\\') {
 785             monitor_printf(mon, "\\\\");
 786         } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) {
 787             monitor_printf(mon, "\\u%04X", ch);
 788         } else {
 789             monitor_printf(mon, "%c", ch);
 790         }
 791
 792     }
 793     monitor_printf(mon, "\n");
 794     g_free(data);
 795 }
 796
 797 static void hmp_cont_cb(void *opaque, int err)
 798 {
 799     if (!err) {
 800         qmp_cont(NULL);
 801     }
 802 }
 803
 804 static bool key_is_missing(const BlockInfo *bdev)
 805 {
 806     return (bdev->inserted && bdev->inserted->encryption_key_missing);
 807 }
 808
 809 void hmp_cont(Monitor *mon, const QDict *qdict)
 810 {
 811     BlockInfoList *bdev_list, *bdev;
 812     Error *errp = NULL;
 813
 814     bdev_list = qmp_query_block(NULL);
 815     for (bdev = bdev_list; bdev; bdev = bdev->next) {
 816         if (key_is_missing(bdev->value)) {
 817             monitor_read_block_device_key(mon, bdev->value->device,
 818                                           hmp_cont_cb, NULL);
 819             goto out;
 820         }
 821     }
 822
 823     qmp_cont(&errp);
 824     hmp_handle_error(mon, &errp);
 825
 826 out:
 827     qapi_free_BlockInfoList(bdev_list);
 828 }
 829
 830 void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
 831 {
 832     qmp_system_wakeup(NULL);
 833 }
 834
 835 void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
 836 {
 837     Error *errp = NULL;
 838
 839     qmp_inject_nmi(&errp);
 840     hmp_handle_error(mon, &errp);
 841 }
 842
 843 void hmp_set_link(Monitor *mon, const QDict *qdict)
 844 {
 845     const char *name = qdict_get_str(qdict, "name");
 846     int up = qdict_get_bool(qdict, "up");
 847     Error *errp = NULL;
 848
 849     qmp_set_link(name, up, &errp);
 850     hmp_handle_error(mon, &errp);
 851 }
 852
 853 void hmp_block_passwd(Monitor *mon, const QDict *qdict)
 854 {
 855     const char *device = qdict_get_str(qdict, "device");
 856     const char *password = qdict_get_str(qdict, "password");
 857     Error *errp = NULL;
 858
 859     qmp_block_passwd(device, password, &errp);
 860     hmp_handle_error(mon, &errp);
 861 }
 862
 863 void hmp_balloon(Monitor *mon, const QDict *qdict)
 864 {
 865     int64_t value = qdict_get_int(qdict, "value");
 866     Error *errp = NULL;
 867
 868     qmp_balloon(value, &errp);
 869     if (error_is_set(&errp)) {
 870         monitor_printf(mon, "balloon: %s\n", error_get_pretty(errp));
 871         error_free(errp);
 872     }
 873 }
 874
 875 void hmp_block_resize(Monitor *mon, const QDict *qdict)
 876 {
 877     const char *device = qdict_get_str(qdict, "device");
 878     int64_t size = qdict_get_int(qdict, "size");
 879     Error *errp = NULL;
 880
 881     qmp_block_resize(device, size, &errp);
 882     hmp_handle_error(mon, &errp);
 883 }
 884
 885 void hmp_drive_mirror(Monitor *mon, const QDict *qdict)
 886 {
 887     const char *device = qdict_get_str(qdict, "device");
 888     const char *filename = qdict_get_str(qdict, "target");
 889     const char *format = qdict_get_try_str(qdict, "format");
 890     int reuse = qdict_get_try_bool(qdict, "reuse", 0);
 891     int full = qdict_get_try_bool(qdict, "full", 0);
 892     enum NewImageMode mode;
 893     Error *errp = NULL;
 894
 895     if (!filename) {
 896         error_set(&errp, QERR_MISSING_PARAMETER, "target");
 897         hmp_handle_error(mon, &errp);
 898         return;
 899     }
 900
 901     if (reuse) {
 902         mode = NEW_IMAGE_MODE_EXISTING;
 903     } else {
 904         mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
 905     }
 906
 907     qmp_drive_mirror(device, filename, !!format, format,
 908                      full ? MIRROR_SYNC_MODE_FULL : MIRROR_SYNC_MODE_TOP,
 909                      true, mode, false, 0, false, 0, false, 0,
 910                      false, 0, false, 0, &errp);
 911     hmp_handle_error(mon, &errp);
 912 }
 913
 914 void hmp_drive_backup(Monitor *mon, const QDict *qdict)
 915 {
 916     const char *device = qdict_get_str(qdict, "device");
 917     const char *filename = qdict_get_str(qdict, "target");
 918     const char *format = qdict_get_try_str(qdict, "format");
 919     int reuse = qdict_get_try_bool(qdict, "reuse", 0);
 920     int full = qdict_get_try_bool(qdict, "full", 0);
 921     enum NewImageMode mode;
 922     Error *errp = NULL;
 923
 924     if (!filename) {
 925         error_set(&errp, QERR_MISSING_PARAMETER, "target");
 926         hmp_handle_error(mon, &errp);
 927         return;
 928     }
 929
 930     if (reuse) {
 931         mode = NEW_IMAGE_MODE_EXISTING;
 932     } else {
 933         mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
 934     }
 935
 936     qmp_drive_backup(device, filename, !!format, format,
 937                      full ? MIRROR_SYNC_MODE_FULL : MIRROR_SYNC_MODE_TOP,
 938                      true, mode, false, 0, false, 0, false, 0, &errp);
 939     hmp_handle_error(mon, &errp);
 940 }
 941
 942 void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
 943 {
 944     const char *device = qdict_get_str(qdict, "device");
 945     const char *filename = qdict_get_try_str(qdict, "snapshot-file");
 946     const char *format = qdict_get_try_str(qdict, "format");
 947     int reuse = qdict_get_try_bool(qdict, "reuse", 0);
 948     enum NewImageMode mode;
 949     Error *errp = NULL;
 950
 951     if (!filename) {
 952         /* In the future, if 'snapshot-file' is not specified, the snapshot
 953            will be taken internally. Today it's actually required. */
 954         error_set(&errp, QERR_MISSING_PARAMETER, "snapshot-file");
 955         hmp_handle_error(mon, &errp);
 956         return;
 957     }
 958
 959     mode = reuse ? NEW_IMAGE_MODE_EXISTING : NEW_IMAGE_MODE_ABSOLUTE_PATHS;
 960     qmp_blockdev_snapshot_sync(device, filename, !!format, format,
 961                                true, mode, &errp);
 962     hmp_handle_error(mon, &errp);
 963 }
 964
 965 void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
 966 {
 967     qmp_migrate_cancel(NULL);
 968 }
 969
 970 void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict)
 971 {
 972     double value = qdict_get_double(qdict, "value");
 973     qmp_migrate_set_downtime(value, NULL);
 974 }
 975
 976 void hmp_migrate_set_cache_size(Monitor *mon, const QDict *qdict)
 977 {
 978     int64_t value = qdict_get_int(qdict, "value");
 979     Error *err = NULL;
 980
 981     qmp_migrate_set_cache_size(value, &err);
 982     if (err) {
 983         monitor_printf(mon, "%s\n", error_get_pretty(err));
 984         error_free(err);
 985         return;
 986     }
 987 }
 988
 989 void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict)
 990 {
 991     int64_t value = qdict_get_int(qdict, "value");
 992     qmp_migrate_set_speed(value, NULL);
 993 }
 994
 995 void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict)
 996 {
 997     const char *cap = qdict_get_str(qdict, "capability");
 998     bool state = qdict_get_bool(qdict, "state");
 999     Error *err = NULL;
1000     MigrationCapabilityStatusList *caps = g_malloc0(sizeof(*caps));
1001     int i;
1002
1003     for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) {
1004         if (strcmp(cap, MigrationCapability_lookup[i]) == 0) {
1005             caps->value = g_malloc0(sizeof(*caps->value));
1006             caps->value->capability = i;
1007             caps->value->state = state;
1008             caps->next = NULL;
1009             qmp_migrate_set_capabilities(caps, &err);
1010             break;
1011         }
1012     }
1013
1014     if (i == MIGRATION_CAPABILITY_MAX) {
1015         error_set(&err, QERR_INVALID_PARAMETER, cap);
1016     }
1017
1018     qapi_free_MigrationCapabilityStatusList(caps);
1019
1020     if (err) {
1021         monitor_printf(mon, "migrate_set_capability: %s\n",
1022                        error_get_pretty(err));
1023         error_free(err);
1024     }
1025 }
1026
1027 void hmp_set_password(Monitor *mon, const QDict *qdict)
1028 {
1029     const char *protocol  = qdict_get_str(qdict, "protocol");
1030     const char *password  = qdict_get_str(qdict, "password");
1031     const char *connected = qdict_get_try_str(qdict, "connected");
1032     Error *err = NULL;
1033
1034     qmp_set_password(protocol, password, !!connected, connected, &err);
1035     hmp_handle_error(mon, &err);
1036 }
1037
1038 void hmp_expire_password(Monitor *mon, const QDict *qdict)
1039 {
1040     const char *protocol  = qdict_get_str(qdict, "protocol");
1041     const char *whenstr = qdict_get_str(qdict, "time");
1042     Error *err = NULL;
1043
1044     qmp_expire_password(protocol, whenstr, &err);
1045     hmp_handle_error(mon, &err);
1046 }
1047
1048 void hmp_eject(Monitor *mon, const QDict *qdict)
1049 {
1050     int force = qdict_get_try_bool(qdict, "force", 0);
1051     const char *device = qdict_get_str(qdict, "device");
1052     Error *err = NULL;
1053
1054     qmp_eject(device, true, force, &err);
1055     hmp_handle_error(mon, &err);
1056 }
1057
1058 static void hmp_change_read_arg(Monitor *mon, const char *password,
1059                                 void *opaque)
1060 {
1061     qmp_change_vnc_password(password, NULL);
1062     monitor_read_command(mon, 1);
1063 }
1064
1065 void hmp_change(Monitor *mon, const QDict *qdict)
1066 {
1067     const char *device = qdict_get_str(qdict, "device");
1068     const char *target = qdict_get_str(qdict, "target");
1069     const char *arg = qdict_get_try_str(qdict, "arg");
1070     Error *err = NULL;
1071
1072     if (strcmp(device, "vnc") == 0 &&
1073             (strcmp(target, "passwd") == 0 ||
1074              strcmp(target, "password") == 0)) {
1075         if (!arg) {
1076             monitor_read_password(mon, hmp_change_read_arg, NULL);
1077             return;
1078         }
1079     }
1080
1081     qmp_change(device, target, !!arg, arg, &err);
1082     if (error_is_set(&err) &&
1083         error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
1084         error_free(err);
1085         monitor_read_block_device_key(mon, device, NULL, NULL);
1086         return;
1087     }
1088     hmp_handle_error(mon, &err);
1089 }
1090
1091 void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
1092 {
1093     Error *err = NULL;
1094
1095     qmp_block_set_io_throttle(qdict_get_str(qdict, "device"),
1096                               qdict_get_int(qdict, "bps"),
1097                               qdict_get_int(qdict, "bps_rd"),
1098                               qdict_get_int(qdict, "bps_wr"),
1099                               qdict_get_int(qdict, "iops"),
1100                               qdict_get_int(qdict, "iops_rd"),
1101                               qdict_get_int(qdict, "iops_wr"), &err);
1102     hmp_handle_error(mon, &err);
1103 }
1104
1105 void hmp_block_stream(Monitor *mon, const QDict *qdict)
1106 {
1107     Error *error = NULL;
1108     const char *device = qdict_get_str(qdict, "device");
1109     const char *base = qdict_get_try_str(qdict, "base");
1110     int64_t speed = qdict_get_try_int(qdict, "speed", 0);
1111
1112     qmp_block_stream(device, base != NULL, base,
1113                      qdict_haskey(qdict, "speed"), speed,
1114                      BLOCKDEV_ON_ERROR_REPORT, true, &error);
1115
1116     hmp_handle_error(mon, &error);
1117 }
1118
1119 void hmp_block_job_set_speed(Monitor *mon, const QDict *qdict)
1120 {
1121     Error *error = NULL;
1122     const char *device = qdict_get_str(qdict, "device");
1123     int64_t value = qdict_get_int(qdict, "speed");
1124
1125     qmp_block_job_set_speed(device, value, &error);
1126
1127     hmp_handle_error(mon, &error);
1128 }
1129
1130 void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
1131 {
1132     Error *error = NULL;
1133     const char *device = qdict_get_str(qdict, "device");
1134     bool force = qdict_get_try_bool(qdict, "force", 0);
1135
1136     qmp_block_job_cancel(device, true, force, &error);
1137
1138     hmp_handle_error(mon, &error);
1139 }
1140
1141 void hmp_block_job_pause(Monitor *mon, const QDict *qdict)
1142 {
1143     Error *error = NULL;
1144     const char *device = qdict_get_str(qdict, "device");
1145
1146     qmp_block_job_pause(device, &error);
1147
1148     hmp_handle_error(mon, &error);
1149 }
1150
1151 void hmp_block_job_resume(Monitor *mon, const QDict *qdict)
1152 {
1153     Error *error = NULL;
1154     const char *device = qdict_get_str(qdict, "device");
1155
1156     qmp_block_job_resume(device, &error);
1157
1158     hmp_handle_error(mon, &error);
1159 }
1160
1161 void hmp_block_job_complete(Monitor *mon, const QDict *qdict)
1162 {
1163     Error *error = NULL;
1164     const char *device = qdict_get_str(qdict, "device");
1165
1166     qmp_block_job_complete(device, &error);
1167
1168     hmp_handle_error(mon, &error);
1169 }
1170
1171 typedef struct MigrationStatus
1172 {
1173     QEMUTimer *timer;
1174     Monitor *mon;
1175     bool is_block_migration;
1176 } MigrationStatus;
1177
1178 static void hmp_migrate_status_cb(void *opaque)
1179 {
1180     MigrationStatus *status = opaque;
1181     MigrationInfo *info;
1182
1183     info = qmp_query_migrate(NULL);
1184     if (!info->has_status || strcmp(info->status, "active") == 0) {
1185         if (info->has_disk) {
1186             int progress;
1187
1188             if (info->disk->remaining) {
1189                 progress = info->disk->transferred * 100 / info->disk->total;
1190             } else {
1191                 progress = 100;
1192             }
1193
1194             monitor_printf(status->mon, "Completed %d %%\r", progress);
1195             monitor_flush(status->mon);
1196         }
1197
1198         timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
1199     } else {
1200         if (status->is_block_migration) {
1201             monitor_printf(status->mon, "\n");
1202         }
1203         monitor_resume(status->mon);
1204         timer_del(status->timer);
1205         g_free(status);
1206     }
1207
1208     qapi_free_MigrationInfo(info);
1209 }
1210
1211 void hmp_migrate(Monitor *mon, const QDict *qdict)
1212 {
1213     int detach = qdict_get_try_bool(qdict, "detach", 0);
1214     int blk = qdict_get_try_bool(qdict, "blk", 0);
1215     int inc = qdict_get_try_bool(qdict, "inc", 0);
1216     const char *uri = qdict_get_str(qdict, "uri");
1217     Error *err = NULL;
1218
1219     qmp_migrate(uri, !!blk, blk, !!inc, inc, false, false, &err);
1220     if (err) {
1221         monitor_printf(mon, "migrate: %s\n", error_get_pretty(err));
1222         error_free(err);
1223         return;
1224     }
1225
1226     if (!detach) {
1227         MigrationStatus *status;
1228
1229         if (monitor_suspend(mon) < 0) {
1230             monitor_printf(mon, "terminal does not allow synchronous "
1231                            "migration, continuing detached\n");
1232             return;
1233         }
1234
1235         status = g_malloc0(sizeof(*status));
1236         status->mon = mon;
1237         status->is_block_migration = blk || inc;
1238         status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb,
1239                                           status);
1240         timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
1241     }
1242 }
1243
1244 void hmp_device_del(Monitor *mon, const QDict *qdict)
1245 {
1246     const char *id = qdict_get_str(qdict, "id");
1247     Error *err = NULL;
1248
1249     qmp_device_del(id, &err);
1250     hmp_handle_error(mon, &err);
1251 }
1252
1253 void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
1254 {
1255     Error *errp = NULL;
1256     int paging = qdict_get_try_bool(qdict, "paging", 0);
1257     const char *file = qdict_get_str(qdict, "filename");
1258     bool has_begin = qdict_haskey(qdict, "begin");
1259     bool has_length = qdict_haskey(qdict, "length");
1260     int64_t begin = 0;
1261     int64_t length = 0;
1262     char *prot;
1263
1264     if (has_begin) {
1265         begin = qdict_get_int(qdict, "begin");
1266     }
1267     if (has_length) {
1268         length = qdict_get_int(qdict, "length");
1269     }
1270
1271     prot = g_strconcat("file:", file, NULL);
1272
1273     qmp_dump_guest_memory(paging, prot, has_begin, begin, has_length, length,
1274                           &errp);
1275     hmp_handle_error(mon, &errp);
1276     g_free(prot);
1277 }
1278
1279 void hmp_netdev_add(Monitor *mon, const QDict *qdict)
1280 {
1281     Error *err = NULL;
1282     QemuOpts *opts;
1283
1284     opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err);
1285     if (error_is_set(&err)) {
1286         goto out;
1287     }
1288
1289     netdev_add(opts, &err);
1290     if (error_is_set(&err)) {
1291         qemu_opts_del(opts);
1292     }
1293
1294 out:
1295     hmp_handle_error(mon, &err);
1296 }
1297
1298 void hmp_netdev_del(Monitor *mon, const QDict *qdict)
1299 {
1300     const char *id = qdict_get_str(qdict, "id");
1301     Error *err = NULL;
1302
1303     qmp_netdev_del(id, &err);
1304     hmp_handle_error(mon, &err);
1305 }
1306
1307 void hmp_getfd(Monitor *mon, const QDict *qdict)
1308 {
1309     const char *fdname = qdict_get_str(qdict, "fdname");
1310     Error *errp = NULL;
1311
1312     qmp_getfd(fdname, &errp);
1313     hmp_handle_error(mon, &errp);
1314 }
1315
1316 void hmp_closefd(Monitor *mon, const QDict *qdict)
1317 {
1318     const char *fdname = qdict_get_str(qdict, "fdname");
1319     Error *errp = NULL;
1320
1321     qmp_closefd(fdname, &errp);
1322     hmp_handle_error(mon, &errp);
1323 }
1324
1325 void hmp_send_key(Monitor *mon, const QDict *qdict)
1326 {
1327     const char *keys = qdict_get_str(qdict, "keys");
1328     KeyValueList *keylist, *head = NULL, *tmp = NULL;
1329     int has_hold_time = qdict_haskey(qdict, "hold-time");
1330     int hold_time = qdict_get_try_int(qdict, "hold-time", -1);
1331     Error *err = NULL;
1332     char keyname_buf[16];
1333     char *separator;
1334     int keyname_len;
1335
1336     while (1) {
1337         separator = strchr(keys, '-');
1338         keyname_len = separator ? separator - keys : strlen(keys);
1339         pstrcpy(keyname_buf, sizeof(keyname_buf), keys);
1340
1341         /* Be compatible with old interface, convert user inputted "<" */
1342         if (!strncmp(keyname_buf, "<", 1) && keyname_len == 1) {
1343             pstrcpy(keyname_buf, sizeof(keyname_buf), "less");
1344             keyname_len = 4;
1345         }
1346         keyname_buf[keyname_len] = 0;
1347
1348         keylist = g_malloc0(sizeof(*keylist));
1349         keylist->value = g_malloc0(sizeof(*keylist->value));
1350
1351         if (!head) {
1352             head = keylist;
1353         }
1354         if (tmp) {
1355             tmp->next = keylist;
1356         }
1357         tmp = keylist;
1358
1359         if (strstart(keyname_buf, "0x", NULL)) {
1360             char *endp;
1361             int value = strtoul(keyname_buf, &endp, 0);
1362             if (*endp != '\0') {
1363                 goto err_out;
1364             }
1365             keylist->value->kind = KEY_VALUE_KIND_NUMBER;
1366             keylist->value->number = value;
1367         } else {
1368             int idx = index_from_key(keyname_buf);
1369             if (idx == Q_KEY_CODE_MAX) {
1370                 goto err_out;
1371             }
1372             keylist->value->kind = KEY_VALUE_KIND_QCODE;
1373             keylist->value->qcode = idx;
1374         }
1375
1376         if (!separator) {
1377             break;
1378         }
1379         keys = separator + 1;
1380     }
1381
1382     qmp_send_key(head, has_hold_time, hold_time, &err);
1383     hmp_handle_error(mon, &err);
1384
1385 out:
1386     qapi_free_KeyValueList(head);
1387     return;
1388
1389 err_out:
1390     monitor_printf(mon, "invalid parameter: %s\n", keyname_buf);
1391     goto out;
1392 }
1393
1394 void hmp_screen_dump(Monitor *mon, const QDict *qdict)
1395 {
1396     const char *filename = qdict_get_str(qdict, "filename");
1397     Error *err = NULL;
1398
1399     qmp_screendump(filename, &err);
1400     hmp_handle_error(mon, &err);
1401 }
1402
1403 void hmp_nbd_server_start(Monitor *mon, const QDict *qdict)
1404 {
1405     const char *uri = qdict_get_str(qdict, "uri");
1406     int writable = qdict_get_try_bool(qdict, "writable", 0);
1407     int all = qdict_get_try_bool(qdict, "all", 0);
1408     Error *local_err = NULL;
1409     BlockInfoList *block_list, *info;
1410     SocketAddress *addr;
1411
1412     if (writable && !all) {
1413         error_setg(&local_err, "-w only valid together with -a");
1414         goto exit;
1415     }
1416
1417     /* First check if the address is valid and start the server.  */
1418     addr = socket_parse(uri, &local_err);
1419     if (local_err != NULL) {
1420         goto exit;
1421     }
1422
1423     qmp_nbd_server_start(addr, &local_err);
1424     qapi_free_SocketAddress(addr);
1425     if (local_err != NULL) {
1426         goto exit;
1427     }
1428
1429     if (!all) {
1430         return;
1431     }
1432
1433     /* Then try adding all block devices.  If one fails, close all and
1434      * exit.
1435      */
1436     block_list = qmp_query_block(NULL);
1437
1438     for (info = block_list; info; info = info->next) {
1439         if (!info->value->has_inserted) {
1440             continue;
1441         }
1442
1443         qmp_nbd_server_add(info->value->device, true, writable, &local_err);
1444
1445         if (local_err != NULL) {
1446             qmp_nbd_server_stop(NULL);
1447             break;
1448         }
1449     }
1450
1451     qapi_free_BlockInfoList(block_list);
1452
1453 exit:
1454     hmp_handle_error(mon, &local_err);
1455 }
1456
1457 void hmp_nbd_server_add(Monitor *mon, const QDict *qdict)
1458 {
1459     const char *device = qdict_get_str(qdict, "device");
1460     int writable = qdict_get_try_bool(qdict, "writable", 0);
1461     Error *local_err = NULL;
1462
1463     qmp_nbd_server_add(device, true, writable, &local_err);
1464
1465     if (local_err != NULL) {
1466         hmp_handle_error(mon, &local_err);
1467     }
1468 }
1469
1470 void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict)
1471 {
1472     Error *errp = NULL;
1473
1474     qmp_nbd_server_stop(&errp);
1475     hmp_handle_error(mon, &errp);
1476 }
1477
1478 void hmp_chardev_add(Monitor *mon, const QDict *qdict)
1479 {
1480     const char *args = qdict_get_str(qdict, "args");
1481     Error *err = NULL;
1482     QemuOpts *opts;
1483
1484     opts = qemu_opts_parse(qemu_find_opts("chardev"), args, 1);
1485     if (opts == NULL) {
1486         error_setg(&err, "Parsing chardev args failed");
1487     } else {
1488         qemu_chr_new_from_opts(opts, NULL, &err);
1489     }
1490     hmp_handle_error(mon, &err);
1491 }
1492
1493 void hmp_chardev_remove(Monitor *mon, const QDict *qdict)
1494 {
1495     Error *local_err = NULL;
1496
1497     qmp_chardev_remove(qdict_get_str(qdict, "id"), &local_err);
1498     hmp_handle_error(mon, &local_err);
1499 }
1500
1501 void hmp_qemu_io(Monitor *mon, const QDict *qdict)
1502 {
1503     BlockDriverState *bs;
1504     const char* device = qdict_get_str(qdict, "device");
1505     const char* command = qdict_get_str(qdict, "command");
1506     Error *err = NULL;
1507
1508     bs = bdrv_find(device);
1509     if (bs) {
1510         qemuio_command(bs, command);
1511     } else {
1512         error_set(&err, QERR_DEVICE_NOT_FOUND, device);
1513     }
1514
1515     hmp_handle_error(mon, &err);
1516 }