monitor.c

   1 /*
   2  * QEMU monitor
   3  *
   4  * Copyright (c) 2003-2004 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24 #include <dirent.h>
  25 #include "hw/hw.h"
  26 #include "hw/qdev.h"
  27 #include "hw/usb.h"
  28 #include "hw/pcmcia.h"
  29 #include "hw/pc.h"
  30 #include "hw/pci.h"
  31 #include "hw/watchdog.h"
  32 #include "gdbstub.h"
  33 #include "net.h"
  34 #include "qemu-char.h"
  35 #include "sysemu.h"
  36 #include "monitor.h"
  37 #include "readline.h"
  38 #include "console.h"
  39 #include "block.h"
  40 #include "audio/audio.h"
  41 #include "disas.h"
  42 #include "balloon.h"
  43 #include "qemu-timer.h"
  44 #include "migration.h"
  45 #include "kvm.h"
  46 #include "acl.h"
  47 #include "qint.h"
  48 #include "qdict.h"
  49 #include "qstring.h"
  50
  51 //#define DEBUG
  52 //#define DEBUG_COMPLETION
  53
  54 /*
  55  * Supported types:
  56  *
  57  * 'F'          filename
  58  * 'B'          block device name
  59  * 's'          string (accept optional quote)
  60  * 'i'          32 bit integer
  61  * 'l'          target long (32 or 64 bit)
  62  * '/'          optional gdb-like print format (like "/10x")
  63  *
  64  * '?'          optional type (for 'F', 's' and 'i')
  65  *
  66  */
  67
  68 typedef struct mon_cmd_t {
  69     const char *name;
  70     const char *args_type;
  71     void *handler;
  72     const char *params;
  73     const char *help;
  74 } mon_cmd_t;
  75
  76 /* file descriptors passed via SCM_RIGHTS */
  77 typedef struct mon_fd_t mon_fd_t;
  78 struct mon_fd_t {
  79     char *name;
  80     int fd;
  81     LIST_ENTRY(mon_fd_t) next;
  82 };
  83
  84 struct Monitor {
  85     CharDriverState *chr;
  86     int flags;
  87     int suspend_cnt;
  88     uint8_t outbuf[1024];
  89     int outbuf_index;
  90     ReadLineState *rs;
  91     CPUState *mon_cpu;
  92     BlockDriverCompletionFunc *password_completion_cb;
  93     void *password_opaque;
  94     LIST_HEAD(,mon_fd_t) fds;
  95     LIST_ENTRY(Monitor) entry;
  96 };
  97
  98 static LIST_HEAD(mon_list, Monitor) mon_list;
  99
 100 static const mon_cmd_t mon_cmds[];
 101 static const mon_cmd_t info_cmds[];
 102
 103 Monitor *cur_mon = NULL;
 104
 105 static void monitor_command_cb(Monitor *mon, const char *cmdline,
 106                                void *opaque);
 107
 108 static void monitor_read_command(Monitor *mon, int show_prompt)
 109 {
 110     readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
 111     if (show_prompt)
 112         readline_show_prompt(mon->rs);
 113 }
 114
 115 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
 116                                  void *opaque)
 117 {
 118     if (mon->rs) {
 119         readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
 120         /* prompt is printed on return from the command handler */
 121         return 0;
 122     } else {
 123         monitor_printf(mon, "terminal does not support password prompting\n");
 124         return -ENOTTY;
 125     }
 126 }
 127
 128 void monitor_flush(Monitor *mon)
 129 {
 130     if (mon && mon->outbuf_index != 0 && mon->chr->focus == 0) {
 131         qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
 132         mon->outbuf_index = 0;
 133     }
 134 }
 135
 136 /* flush at every end of line or if the buffer is full */
 137 static void monitor_puts(Monitor *mon, const char *str)
 138 {
 139     char c;
 140
 141     if (!mon)
 142         return;
 143
 144     for(;;) {
 145         c = *str++;
 146         if (c == '\0')
 147             break;
 148         if (c == '\n')
 149             mon->outbuf[mon->outbuf_index++] = '\r';
 150         mon->outbuf[mon->outbuf_index++] = c;
 151         if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
 152             || c == '\n')
 153             monitor_flush(mon);
 154     }
 155 }
 156
 157 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
 158 {
 159     char buf[4096];
 160     vsnprintf(buf, sizeof(buf), fmt, ap);
 161     monitor_puts(mon, buf);
 162 }
 163
 164 void monitor_printf(Monitor *mon, const char *fmt, ...)
 165 {
 166     va_list ap;
 167     va_start(ap, fmt);
 168     monitor_vprintf(mon, fmt, ap);
 169     va_end(ap);
 170 }
 171
 172 void monitor_print_filename(Monitor *mon, const char *filename)
 173 {
 174     int i;
 175
 176     for (i = 0; filename[i]; i++) {
 177         switch (filename[i]) {
 178         case ' ':
 179         case '"':
 180         case '\\':
 181             monitor_printf(mon, "\\%c", filename[i]);
 182             break;
 183         case '\t':
 184             monitor_printf(mon, "\\t");
 185             break;
 186         case '\r':
 187             monitor_printf(mon, "\\r");
 188             break;
 189         case '\n':
 190             monitor_printf(mon, "\\n");
 191             break;
 192         default:
 193             monitor_printf(mon, "%c", filename[i]);
 194             break;
 195         }
 196     }
 197 }
 198
 199 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
 200 {
 201     va_list ap;
 202     va_start(ap, fmt);
 203     monitor_vprintf((Monitor *)stream, fmt, ap);
 204     va_end(ap);
 205     return 0;
 206 }
 207
 208 static int compare_cmd(const char *name, const char *list)
 209 {
 210     const char *p, *pstart;
 211     int len;
 212     len = strlen(name);
 213     p = list;
 214     for(;;) {
 215         pstart = p;
 216         p = strchr(p, '|');
 217         if (!p)
 218             p = pstart + strlen(pstart);
 219         if ((p - pstart) == len && !memcmp(pstart, name, len))
 220             return 1;
 221         if (*p == '\0')
 222             break;
 223         p++;
 224     }
 225     return 0;
 226 }
 227
 228 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
 229                           const char *prefix, const char *name)
 230 {
 231     const mon_cmd_t *cmd;
 232
 233     for(cmd = cmds; cmd->name != NULL; cmd++) {
 234         if (!name || !strcmp(name, cmd->name))
 235             monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
 236                            cmd->params, cmd->help);
 237     }
 238 }
 239
 240 static void help_cmd(Monitor *mon, const char *name)
 241 {
 242     if (name && !strcmp(name, "info")) {
 243         help_cmd_dump(mon, info_cmds, "info ", NULL);
 244     } else {
 245         help_cmd_dump(mon, mon_cmds, "", name);
 246         if (name && !strcmp(name, "log")) {
 247             const CPULogItem *item;
 248             monitor_printf(mon, "Log items (comma separated):\n");
 249             monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
 250             for(item = cpu_log_items; item->mask != 0; item++) {
 251                 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
 252             }
 253         }
 254     }
 255 }
 256
 257 static void do_help_cmd(Monitor *mon, const QDict *qdict)
 258 {
 259     help_cmd(mon, qdict_get_try_str(qdict, "name"));
 260 }
 261
 262 static void do_commit(Monitor *mon, const QDict *qdict)
 263 {
 264     int all_devices;
 265     DriveInfo *dinfo;
 266     const char *device = qdict_get_str(qdict, "device");
 267
 268     all_devices = !strcmp(device, "all");
 269     TAILQ_FOREACH(dinfo, &drives, next) {
 270         if (!all_devices)
 271             if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
 272                 continue;
 273         bdrv_commit(dinfo->bdrv);
 274     }
 275 }
 276
 277 static void do_info(Monitor *mon, const QDict *qdict)
 278 {
 279     const mon_cmd_t *cmd;
 280     const char *item = qdict_get_try_str(qdict, "item");
 281     void (*handler)(Monitor *);
 282
 283     if (!item)
 284         goto help;
 285     for(cmd = info_cmds; cmd->name != NULL; cmd++) {
 286         if (compare_cmd(item, cmd->name))
 287             goto found;
 288     }
 289  help:
 290     help_cmd(mon, "info");
 291     return;
 292  found:
 293     handler = cmd->handler;
 294     handler(mon);
 295 }
 296
 297 static void do_info_version(Monitor *mon)
 298 {
 299     monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
 300 }
 301
 302 static void do_info_name(Monitor *mon)
 303 {
 304     if (qemu_name)
 305         monitor_printf(mon, "%s\n", qemu_name);
 306 }
 307
 308 #if defined(TARGET_I386)
 309 static void do_info_hpet(Monitor *mon)
 310 {
 311     monitor_printf(mon, "HPET is %s by QEMU\n",
 312                    (no_hpet) ? "disabled" : "enabled");
 313 }
 314 #endif
 315
 316 static void do_info_uuid(Monitor *mon)
 317 {
 318     monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
 319                    qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
 320                    qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
 321                    qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
 322                    qemu_uuid[14], qemu_uuid[15]);
 323 }
 324
 325 /* get the current CPU defined by the user */
 326 static int mon_set_cpu(int cpu_index)
 327 {
 328     CPUState *env;
 329
 330     for(env = first_cpu; env != NULL; env = env->next_cpu) {
 331         if (env->cpu_index == cpu_index) {
 332             cur_mon->mon_cpu = env;
 333             return 0;
 334         }
 335     }
 336     return -1;
 337 }
 338
 339 static CPUState *mon_get_cpu(void)
 340 {
 341     if (!cur_mon->mon_cpu) {
 342         mon_set_cpu(0);
 343     }
 344     cpu_synchronize_state(cur_mon->mon_cpu);
 345     return cur_mon->mon_cpu;
 346 }
 347
 348 static void do_info_registers(Monitor *mon)
 349 {
 350     CPUState *env;
 351     env = mon_get_cpu();
 352     if (!env)
 353         return;
 354 #ifdef TARGET_I386
 355     cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
 356                    X86_DUMP_FPU);
 357 #else
 358     cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
 359                    0);
 360 #endif
 361 }
 362
 363 static void do_info_cpus(Monitor *mon)
 364 {
 365     CPUState *env;
 366
 367     /* just to set the default cpu if not already done */
 368     mon_get_cpu();
 369
 370     for(env = first_cpu; env != NULL; env = env->next_cpu) {
 371         cpu_synchronize_state(env);
 372         monitor_printf(mon, "%c CPU #%d:",
 373                        (env == mon->mon_cpu) ? '*' : ' ',
 374                        env->cpu_index);
 375 #if defined(TARGET_I386)
 376         monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
 377                        env->eip + env->segs[R_CS].base);
 378 #elif defined(TARGET_PPC)
 379         monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
 380 #elif defined(TARGET_SPARC)
 381         monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
 382                        env->pc, env->npc);
 383 #elif defined(TARGET_MIPS)
 384         monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
 385 #endif
 386         if (env->halted)
 387             monitor_printf(mon, " (halted)");
 388         monitor_printf(mon, "\n");
 389     }
 390 }
 391
 392 static void do_cpu_set(Monitor *mon, const QDict *qdict)
 393 {
 394     int index = qdict_get_int(qdict, "index");
 395     if (mon_set_cpu(index) < 0)
 396         monitor_printf(mon, "Invalid CPU index\n");
 397 }
 398
 399 static void do_info_jit(Monitor *mon)
 400 {
 401     dump_exec_info((FILE *)mon, monitor_fprintf);
 402 }
 403
 404 static void do_info_history(Monitor *mon)
 405 {
 406     int i;
 407     const char *str;
 408
 409     if (!mon->rs)
 410         return;
 411     i = 0;
 412     for(;;) {
 413         str = readline_get_history(mon->rs, i);
 414         if (!str)
 415             break;
 416         monitor_printf(mon, "%d: '%s'\n", i, str);
 417         i++;
 418     }
 419 }
 420
 421 #if defined(TARGET_PPC)
 422 /* XXX: not implemented in other targets */
 423 static void do_info_cpu_stats(Monitor *mon)
 424 {
 425     CPUState *env;
 426
 427     env = mon_get_cpu();
 428     cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
 429 }
 430 #endif
 431
 432 static void do_quit(Monitor *mon, const QDict *qdict)
 433 {
 434     exit(0);
 435 }
 436
 437 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
 438 {
 439     if (bdrv_is_inserted(bs)) {
 440         if (!force) {
 441             if (!bdrv_is_removable(bs)) {
 442                 monitor_printf(mon, "device is not removable\n");
 443                 return -1;
 444             }
 445             if (bdrv_is_locked(bs)) {
 446                 monitor_printf(mon, "device is locked\n");
 447                 return -1;
 448             }
 449         }
 450         bdrv_close(bs);
 451     }
 452     return 0;
 453 }
 454
 455 static void do_eject(Monitor *mon, const QDict *qdict)
 456 {
 457     BlockDriverState *bs;
 458     int force = qdict_get_int(qdict, "force");
 459     const char *filename = qdict_get_str(qdict, "filename");
 460
 461     bs = bdrv_find(filename);
 462     if (!bs) {
 463         monitor_printf(mon, "device not found\n");
 464         return;
 465     }
 466     eject_device(mon, bs, force);
 467 }
 468
 469 static void do_change_block(Monitor *mon, const char *device,
 470                             const char *filename, const char *fmt)
 471 {
 472     BlockDriverState *bs;
 473     BlockDriver *drv = NULL;
 474
 475     bs = bdrv_find(device);
 476     if (!bs) {
 477         monitor_printf(mon, "device not found\n");
 478         return;
 479     }
 480     if (fmt) {
 481         drv = bdrv_find_format(fmt);
 482         if (!drv) {
 483             monitor_printf(mon, "invalid format %s\n", fmt);
 484             return;
 485         }
 486     }
 487     if (eject_device(mon, bs, 0) < 0)
 488         return;
 489     bdrv_open2(bs, filename, 0, drv);
 490     monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
 491 }
 492
 493 static void change_vnc_password_cb(Monitor *mon, const char *password,
 494                                    void *opaque)
 495 {
 496     if (vnc_display_password(NULL, password) < 0)
 497         monitor_printf(mon, "could not set VNC server password\n");
 498
 499     monitor_read_command(mon, 1);
 500 }
 501
 502 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
 503 {
 504     if (strcmp(target, "passwd") == 0 ||
 505         strcmp(target, "password") == 0) {
 506         if (arg) {
 507             char password[9];
 508             strncpy(password, arg, sizeof(password));
 509             password[sizeof(password) - 1] = '\0';
 510             change_vnc_password_cb(mon, password, NULL);
 511         } else {
 512             monitor_read_password(mon, change_vnc_password_cb, NULL);
 513         }
 514     } else {
 515         if (vnc_display_open(NULL, target) < 0)
 516             monitor_printf(mon, "could not start VNC server on %s\n", target);
 517     }
 518 }
 519
 520 static void do_change(Monitor *mon, const QDict *qdict)
 521 {
 522     const char *device = qdict_get_str(qdict, "device");
 523     const char *target = qdict_get_str(qdict, "target");
 524     const char *arg = qdict_get_try_str(qdict, "arg");
 525     if (strcmp(device, "vnc") == 0) {
 526         do_change_vnc(mon, target, arg);
 527     } else {
 528         do_change_block(mon, device, target, arg);
 529     }
 530 }
 531
 532 static void do_screen_dump(Monitor *mon, const QDict *qdict)
 533 {
 534     vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
 535 }
 536
 537 static void do_logfile(Monitor *mon, const QDict *qdict)
 538 {
 539     cpu_set_log_filename(qdict_get_str(qdict, "filename"));
 540 }
 541
 542 static void do_log(Monitor *mon, const QDict *qdict)
 543 {
 544     int mask;
 545     const char *items = qdict_get_str(qdict, "items");
 546
 547     if (!strcmp(items, "none")) {
 548         mask = 0;
 549     } else {
 550         mask = cpu_str_to_log_mask(items);
 551         if (!mask) {
 552             help_cmd(mon, "log");
 553             return;
 554         }
 555     }
 556     cpu_set_log(mask);
 557 }
 558
 559 static void do_singlestep(Monitor *mon, const QDict *qdict)
 560 {
 561     const char *option = qdict_get_try_str(qdict, "option");
 562     if (!option || !strcmp(option, "on")) {
 563         singlestep = 1;
 564     } else if (!strcmp(option, "off")) {
 565         singlestep = 0;
 566     } else {
 567         monitor_printf(mon, "unexpected option %s\n", option);
 568     }
 569 }
 570
 571 static void do_stop(Monitor *mon, const QDict *qdict)
 572 {
 573     vm_stop(EXCP_INTERRUPT);
 574 }
 575
 576 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
 577
 578 struct bdrv_iterate_context {
 579     Monitor *mon;
 580     int err;
 581 };
 582
 583 static void do_cont(Monitor *mon, const QDict *qdict)
 584 {
 585     struct bdrv_iterate_context context = { mon, 0 };
 586
 587     bdrv_iterate(encrypted_bdrv_it, &context);
 588     /* only resume the vm if all keys are set and valid */
 589     if (!context.err)
 590         vm_start();
 591 }
 592
 593 static void bdrv_key_cb(void *opaque, int err)
 594 {
 595     Monitor *mon = opaque;
 596
 597     /* another key was set successfully, retry to continue */
 598     if (!err)
 599         do_cont(mon, NULL);
 600 }
 601
 602 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
 603 {
 604     struct bdrv_iterate_context *context = opaque;
 605
 606     if (!context->err && bdrv_key_required(bs)) {
 607         context->err = -EBUSY;
 608         monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
 609                                     context->mon);
 610     }
 611 }
 612
 613 static void do_gdbserver(Monitor *mon, const QDict *qdict)
 614 {
 615     const char *device = qdict_get_try_str(qdict, "device");
 616     if (!device)
 617         device = "tcp::" DEFAULT_GDBSTUB_PORT;
 618     if (gdbserver_start(device) < 0) {
 619         monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
 620                        device);
 621     } else if (strcmp(device, "none") == 0) {
 622         monitor_printf(mon, "Disabled gdbserver\n");
 623     } else {
 624         monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
 625                        device);
 626     }
 627 }
 628
 629 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
 630 {
 631     const char *action = qdict_get_str(qdict, "action");
 632     if (select_watchdog_action(action) == -1) {
 633         monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
 634     }
 635 }
 636
 637 static void monitor_printc(Monitor *mon, int c)
 638 {
 639     monitor_printf(mon, "'");
 640     switch(c) {
 641     case '\'':
 642         monitor_printf(mon, "\\'");
 643         break;
 644     case '\\':
 645         monitor_printf(mon, "\\\\");
 646         break;
 647     case '\n':
 648         monitor_printf(mon, "\\n");
 649         break;
 650     case '\r':
 651         monitor_printf(mon, "\\r");
 652         break;
 653     default:
 654         if (c >= 32 && c <= 126) {
 655             monitor_printf(mon, "%c", c);
 656         } else {
 657             monitor_printf(mon, "\\x%02x", c);
 658         }
 659         break;
 660     }
 661     monitor_printf(mon, "'");
 662 }
 663
 664 static void memory_dump(Monitor *mon, int count, int format, int wsize,
 665                         target_phys_addr_t addr, int is_physical)
 666 {
 667     CPUState *env;
 668     int nb_per_line, l, line_size, i, max_digits, len;
 669     uint8_t buf[16];
 670     uint64_t v;
 671
 672     if (format == 'i') {
 673         int flags;
 674         flags = 0;
 675         env = mon_get_cpu();
 676         if (!env && !is_physical)
 677             return;
 678 #ifdef TARGET_I386
 679         if (wsize == 2) {
 680             flags = 1;
 681         } else if (wsize == 4) {
 682             flags = 0;
 683         } else {
 684             /* as default we use the current CS size */
 685             flags = 0;
 686             if (env) {
 687 #ifdef TARGET_X86_64
 688                 if ((env->efer & MSR_EFER_LMA) &&
 689                     (env->segs[R_CS].flags & DESC_L_MASK))
 690                     flags = 2;
 691                 else
 692 #endif
 693                 if (!(env->segs[R_CS].flags & DESC_B_MASK))
 694                     flags = 1;
 695             }
 696         }
 697 #endif
 698         monitor_disas(mon, env, addr, count, is_physical, flags);
 699         return;
 700     }
 701
 702     len = wsize * count;
 703     if (wsize == 1)
 704         line_size = 8;
 705     else
 706         line_size = 16;
 707     nb_per_line = line_size / wsize;
 708     max_digits = 0;
 709
 710     switch(format) {
 711     case 'o':
 712         max_digits = (wsize * 8 + 2) / 3;
 713         break;
 714     default:
 715     case 'x':
 716         max_digits = (wsize * 8) / 4;
 717         break;
 718     case 'u':
 719     case 'd':
 720         max_digits = (wsize * 8 * 10 + 32) / 33;
 721         break;
 722     case 'c':
 723         wsize = 1;
 724         break;
 725     }
 726
 727     while (len > 0) {
 728         if (is_physical)
 729             monitor_printf(mon, TARGET_FMT_plx ":", addr);
 730         else
 731             monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
 732         l = len;
 733         if (l > line_size)
 734             l = line_size;
 735         if (is_physical) {
 736             cpu_physical_memory_rw(addr, buf, l, 0);
 737         } else {
 738             env = mon_get_cpu();
 739             if (!env)
 740                 break;
 741             if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
 742                 monitor_printf(mon, " Cannot access memory\n");
 743                 break;
 744             }
 745         }
 746         i = 0;
 747         while (i < l) {
 748             switch(wsize) {
 749             default:
 750             case 1:
 751                 v = ldub_raw(buf + i);
 752                 break;
 753             case 2:
 754                 v = lduw_raw(buf + i);
 755                 break;
 756             case 4:
 757                 v = (uint32_t)ldl_raw(buf + i);
 758                 break;
 759             case 8:
 760                 v = ldq_raw(buf + i);
 761                 break;
 762             }
 763             monitor_printf(mon, " ");
 764             switch(format) {
 765             case 'o':
 766                 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
 767                 break;
 768             case 'x':
 769                 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
 770                 break;
 771             case 'u':
 772                 monitor_printf(mon, "%*" PRIu64, max_digits, v);
 773                 break;
 774             case 'd':
 775                 monitor_printf(mon, "%*" PRId64, max_digits, v);
 776                 break;
 777             case 'c':
 778                 monitor_printc(mon, v);
 779                 break;
 780             }
 781             i += wsize;
 782         }
 783         monitor_printf(mon, "\n");
 784         addr += l;
 785         len -= l;
 786     }
 787 }
 788
 789 #if TARGET_LONG_BITS == 64
 790 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
 791 #else
 792 #define GET_TLONG(h, l) (l)
 793 #endif
 794
 795 static void do_memory_dump(Monitor *mon, const QDict *qdict)
 796 {
 797     int count = qdict_get_int(qdict, "count");
 798     int format = qdict_get_int(qdict, "format");
 799     int size = qdict_get_int(qdict, "size");
 800     target_long addr = qdict_get_int(qdict, "addr");
 801
 802     memory_dump(mon, count, format, size, addr, 0);
 803 }
 804
 805 #if TARGET_PHYS_ADDR_BITS > 32
 806 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
 807 #else
 808 #define GET_TPHYSADDR(h, l) (l)
 809 #endif
 810
 811 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
 812 {
 813     int count = qdict_get_int(qdict, "count");
 814     int format = qdict_get_int(qdict, "format");
 815     int size = qdict_get_int(qdict, "size");
 816     target_phys_addr_t addr = qdict_get_int(qdict, "addr");
 817
 818     memory_dump(mon, count, format, size, addr, 1);
 819 }
 820
 821 static void do_print(Monitor *mon, const QDict *qdict)
 822 {
 823     int format = qdict_get_int(qdict, "format");
 824     target_phys_addr_t val = qdict_get_int(qdict, "val");
 825
 826 #if TARGET_PHYS_ADDR_BITS == 32
 827     switch(format) {
 828     case 'o':
 829         monitor_printf(mon, "%#o", val);
 830         break;
 831     case 'x':
 832         monitor_printf(mon, "%#x", val);
 833         break;
 834     case 'u':
 835         monitor_printf(mon, "%u", val);
 836         break;
 837     default:
 838     case 'd':
 839         monitor_printf(mon, "%d", val);
 840         break;
 841     case 'c':
 842         monitor_printc(mon, val);
 843         break;
 844     }
 845 #else
 846     switch(format) {
 847     case 'o':
 848         monitor_printf(mon, "%#" PRIo64, val);
 849         break;
 850     case 'x':
 851         monitor_printf(mon, "%#" PRIx64, val);
 852         break;
 853     case 'u':
 854         monitor_printf(mon, "%" PRIu64, val);
 855         break;
 856     default:
 857     case 'd':
 858         monitor_printf(mon, "%" PRId64, val);
 859         break;
 860     case 'c':
 861         monitor_printc(mon, val);
 862         break;
 863     }
 864 #endif
 865     monitor_printf(mon, "\n");
 866 }
 867
 868 static void do_memory_save(Monitor *mon, const QDict *qdict)
 869 {
 870     FILE *f;
 871     uint32_t size = qdict_get_int(qdict, "size");
 872     const char *filename = qdict_get_str(qdict, "filename");
 873     target_long addr = qdict_get_int(qdict, "val");
 874     uint32_t l;
 875     CPUState *env;
 876     uint8_t buf[1024];
 877
 878     env = mon_get_cpu();
 879     if (!env)
 880         return;
 881
 882     f = fopen(filename, "wb");
 883     if (!f) {
 884         monitor_printf(mon, "could not open '%s'\n", filename);
 885         return;
 886     }
 887     while (size != 0) {
 888         l = sizeof(buf);
 889         if (l > size)
 890             l = size;
 891         cpu_memory_rw_debug(env, addr, buf, l, 0);
 892         fwrite(buf, 1, l, f);
 893         addr += l;
 894         size -= l;
 895     }
 896     fclose(f);
 897 }
 898
 899 static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
 900 {
 901     FILE *f;
 902     uint32_t l;
 903     uint8_t buf[1024];
 904     uint32_t size = qdict_get_int(qdict, "size");
 905     const char *filename = qdict_get_str(qdict, "filename");
 906     target_phys_addr_t addr = qdict_get_int(qdict, "val");
 907
 908     f = fopen(filename, "wb");
 909     if (!f) {
 910         monitor_printf(mon, "could not open '%s'\n", filename);
 911         return;
 912     }
 913     while (size != 0) {
 914         l = sizeof(buf);
 915         if (l > size)
 916             l = size;
 917         cpu_physical_memory_rw(addr, buf, l, 0);
 918         fwrite(buf, 1, l, f);
 919         fflush(f);
 920         addr += l;
 921         size -= l;
 922     }
 923     fclose(f);
 924 }
 925
 926 static void do_sum(Monitor *mon, const QDict *qdict)
 927 {
 928     uint32_t addr;
 929     uint8_t buf[1];
 930     uint16_t sum;
 931     uint32_t start = qdict_get_int(qdict, "start");
 932     uint32_t size = qdict_get_int(qdict, "size");
 933
 934     sum = 0;
 935     for(addr = start; addr < (start + size); addr++) {
 936         cpu_physical_memory_rw(addr, buf, 1, 0);
 937         /* BSD sum algorithm ('sum' Unix command) */
 938         sum = (sum >> 1) | (sum << 15);
 939         sum += buf[0];
 940     }
 941     monitor_printf(mon, "%05d\n", sum);
 942 }
 943
 944 typedef struct {
 945     int keycode;
 946     const char *name;
 947 } KeyDef;
 948
 949 static const KeyDef key_defs[] = {
 950     { 0x2a, "shift" },
 951     { 0x36, "shift_r" },
 952
 953     { 0x38, "alt" },
 954     { 0xb8, "alt_r" },
 955     { 0x64, "altgr" },
 956     { 0xe4, "altgr_r" },
 957     { 0x1d, "ctrl" },
 958     { 0x9d, "ctrl_r" },
 959
 960     { 0xdd, "menu" },
 961
 962     { 0x01, "esc" },
 963
 964     { 0x02, "1" },
 965     { 0x03, "2" },
 966     { 0x04, "3" },
 967     { 0x05, "4" },
 968     { 0x06, "5" },
 969     { 0x07, "6" },
 970     { 0x08, "7" },
 971     { 0x09, "8" },
 972     { 0x0a, "9" },
 973     { 0x0b, "0" },
 974     { 0x0c, "minus" },
 975     { 0x0d, "equal" },
 976     { 0x0e, "backspace" },
 977
 978     { 0x0f, "tab" },
 979     { 0x10, "q" },
 980     { 0x11, "w" },
 981     { 0x12, "e" },
 982     { 0x13, "r" },
 983     { 0x14, "t" },
 984     { 0x15, "y" },
 985     { 0x16, "u" },
 986     { 0x17, "i" },
 987     { 0x18, "o" },
 988     { 0x19, "p" },
 989
 990     { 0x1c, "ret" },
 991
 992     { 0x1e, "a" },
 993     { 0x1f, "s" },
 994     { 0x20, "d" },
 995     { 0x21, "f" },
 996     { 0x22, "g" },
 997     { 0x23, "h" },
 998     { 0x24, "j" },
 999     { 0x25, "k" },
1000     { 0x26, "l" },
1001
1002     { 0x2c, "z" },
1003     { 0x2d, "x" },
1004     { 0x2e, "c" },
1005     { 0x2f, "v" },
1006     { 0x30, "b" },
1007     { 0x31, "n" },
1008     { 0x32, "m" },
1009     { 0x33, "comma" },
1010     { 0x34, "dot" },
1011     { 0x35, "slash" },
1012
1013     { 0x37, "asterisk" },
1014
1015     { 0x39, "spc" },
1016     { 0x3a, "caps_lock" },
1017     { 0x3b, "f1" },
1018     { 0x3c, "f2" },
1019     { 0x3d, "f3" },
1020     { 0x3e, "f4" },
1021     { 0x3f, "f5" },
1022     { 0x40, "f6" },
1023     { 0x41, "f7" },
1024     { 0x42, "f8" },
1025     { 0x43, "f9" },
1026     { 0x44, "f10" },
1027     { 0x45, "num_lock" },
1028     { 0x46, "scroll_lock" },
1029
1030     { 0xb5, "kp_divide" },
1031     { 0x37, "kp_multiply" },
1032     { 0x4a, "kp_subtract" },
1033     { 0x4e, "kp_add" },
1034     { 0x9c, "kp_enter" },
1035     { 0x53, "kp_decimal" },
1036     { 0x54, "sysrq" },
1037
1038     { 0x52, "kp_0" },
1039     { 0x4f, "kp_1" },
1040     { 0x50, "kp_2" },
1041     { 0x51, "kp_3" },
1042     { 0x4b, "kp_4" },
1043     { 0x4c, "kp_5" },
1044     { 0x4d, "kp_6" },
1045     { 0x47, "kp_7" },
1046     { 0x48, "kp_8" },
1047     { 0x49, "kp_9" },
1048
1049     { 0x56, "<" },
1050
1051     { 0x57, "f11" },
1052     { 0x58, "f12" },
1053
1054     { 0xb7, "print" },
1055
1056     { 0xc7, "home" },
1057     { 0xc9, "pgup" },
1058     { 0xd1, "pgdn" },
1059     { 0xcf, "end" },
1060
1061     { 0xcb, "left" },
1062     { 0xc8, "up" },
1063     { 0xd0, "down" },
1064     { 0xcd, "right" },
1065
1066     { 0xd2, "insert" },
1067     { 0xd3, "delete" },
1068 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1069     { 0xf0, "stop" },
1070     { 0xf1, "again" },
1071     { 0xf2, "props" },
1072     { 0xf3, "undo" },
1073     { 0xf4, "front" },
1074     { 0xf5, "copy" },
1075     { 0xf6, "open" },
1076     { 0xf7, "paste" },
1077     { 0xf8, "find" },
1078     { 0xf9, "cut" },
1079     { 0xfa, "lf" },
1080     { 0xfb, "help" },
1081     { 0xfc, "meta_l" },
1082     { 0xfd, "meta_r" },
1083     { 0xfe, "compose" },
1084 #endif
1085     { 0, NULL },
1086 };
1087
1088 static int get_keycode(const char *key)
1089 {
1090     const KeyDef *p;
1091     char *endp;
1092     int ret;
1093
1094     for(p = key_defs; p->name != NULL; p++) {
1095         if (!strcmp(key, p->name))
1096             return p->keycode;
1097     }
1098     if (strstart(key, "0x", NULL)) {
1099         ret = strtoul(key, &endp, 0);
1100         if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1101             return ret;
1102     }
1103     return -1;
1104 }
1105
1106 #define MAX_KEYCODES 16
1107 static uint8_t keycodes[MAX_KEYCODES];
1108 static int nb_pending_keycodes;
1109 static QEMUTimer *key_timer;
1110
1111 static void release_keys(void *opaque)
1112 {
1113     int keycode;
1114
1115     while (nb_pending_keycodes > 0) {
1116         nb_pending_keycodes--;
1117         keycode = keycodes[nb_pending_keycodes];
1118         if (keycode & 0x80)
1119             kbd_put_keycode(0xe0);
1120         kbd_put_keycode(keycode | 0x80);
1121     }
1122 }
1123
1124 static void do_sendkey(Monitor *mon, const QDict *qdict)
1125 {
1126     char keyname_buf[16];
1127     char *separator;
1128     int keyname_len, keycode, i;
1129     const char *string = qdict_get_str(qdict, "string");
1130     int has_hold_time = qdict_haskey(qdict, "hold_time");
1131     int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1132
1133     if (nb_pending_keycodes > 0) {
1134         qemu_del_timer(key_timer);
1135         release_keys(NULL);
1136     }
1137     if (!has_hold_time)
1138         hold_time = 100;
1139     i = 0;
1140     while (1) {
1141         separator = strchr(string, '-');
1142         keyname_len = separator ? separator - string : strlen(string);
1143         if (keyname_len > 0) {
1144             pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1145             if (keyname_len > sizeof(keyname_buf) - 1) {
1146                 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1147                 return;
1148             }
1149             if (i == MAX_KEYCODES) {
1150                 monitor_printf(mon, "too many keys\n");
1151                 return;
1152             }
1153             keyname_buf[keyname_len] = 0;
1154             keycode = get_keycode(keyname_buf);
1155             if (keycode < 0) {
1156                 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1157                 return;
1158             }
1159             keycodes[i++] = keycode;
1160         }
1161         if (!separator)
1162             break;
1163         string = separator + 1;
1164     }
1165     nb_pending_keycodes = i;
1166     /* key down events */
1167     for (i = 0; i < nb_pending_keycodes; i++) {
1168         keycode = keycodes[i];
1169         if (keycode & 0x80)
1170             kbd_put_keycode(0xe0);
1171         kbd_put_keycode(keycode & 0x7f);
1172     }
1173     /* delayed key up events */
1174     qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1175                     muldiv64(ticks_per_sec, hold_time, 1000));
1176 }
1177
1178 static int mouse_button_state;
1179
1180 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1181 {
1182     int dx, dy, dz;
1183     const char *dx_str = qdict_get_str(qdict, "dx_str");
1184     const char *dy_str = qdict_get_str(qdict, "dy_str");
1185     const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1186     dx = strtol(dx_str, NULL, 0);
1187     dy = strtol(dy_str, NULL, 0);
1188     dz = 0;
1189     if (dz_str)
1190         dz = strtol(dz_str, NULL, 0);
1191     kbd_mouse_event(dx, dy, dz, mouse_button_state);
1192 }
1193
1194 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1195 {
1196     int button_state = qdict_get_int(qdict, "button_state");
1197     mouse_button_state = button_state;
1198     kbd_mouse_event(0, 0, 0, mouse_button_state);
1199 }
1200
1201 static void do_ioport_read(Monitor *mon, int count, int format, int size,
1202                            int addr, int has_index, int index)
1203 {
1204     uint32_t val;
1205     int suffix;
1206
1207     if (has_index) {
1208         cpu_outb(NULL, addr & IOPORTS_MASK, index & 0xff);
1209         addr++;
1210     }
1211     addr &= 0xffff;
1212
1213     switch(size) {
1214     default:
1215     case 1:
1216         val = cpu_inb(NULL, addr);
1217         suffix = 'b';
1218         break;
1219     case 2:
1220         val = cpu_inw(NULL, addr);
1221         suffix = 'w';
1222         break;
1223     case 4:
1224         val = cpu_inl(NULL, addr);
1225         suffix = 'l';
1226         break;
1227     }
1228     monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1229                    suffix, addr, size * 2, val);
1230 }
1231
1232 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1233 {
1234     int size = qdict_get_int(qdict, "size");
1235     int addr = qdict_get_int(qdict, "addr");
1236     int val = qdict_get_int(qdict, "val");
1237
1238     addr &= IOPORTS_MASK;
1239
1240     switch (size) {
1241     default:
1242     case 1:
1243         cpu_outb(NULL, addr, val);
1244         break;
1245     case 2:
1246         cpu_outw(NULL, addr, val);
1247         break;
1248     case 4:
1249         cpu_outl(NULL, addr, val);
1250         break;
1251     }
1252 }
1253
1254 static void do_boot_set(Monitor *mon, const QDict *qdict)
1255 {
1256     int res;
1257     const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1258
1259     res = qemu_boot_set(bootdevice);
1260     if (res == 0) {
1261         monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1262     } else if (res > 0) {
1263         monitor_printf(mon, "setting boot device list failed\n");
1264     } else {
1265         monitor_printf(mon, "no function defined to set boot device list for "
1266                        "this architecture\n");
1267     }
1268 }
1269
1270 static void do_system_reset(Monitor *mon, const QDict *qdict)
1271 {
1272     qemu_system_reset_request();
1273 }
1274
1275 static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1276 {
1277     qemu_system_powerdown_request();
1278 }
1279
1280 #if defined(TARGET_I386)
1281 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1282 {
1283     monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1284                    addr,
1285                    pte & mask,
1286                    pte & PG_GLOBAL_MASK ? 'G' : '-',
1287                    pte & PG_PSE_MASK ? 'P' : '-',
1288                    pte & PG_DIRTY_MASK ? 'D' : '-',
1289                    pte & PG_ACCESSED_MASK ? 'A' : '-',
1290                    pte & PG_PCD_MASK ? 'C' : '-',
1291                    pte & PG_PWT_MASK ? 'T' : '-',
1292                    pte & PG_USER_MASK ? 'U' : '-',
1293                    pte & PG_RW_MASK ? 'W' : '-');
1294 }
1295
1296 static void tlb_info(Monitor *mon)
1297 {
1298     CPUState *env;
1299     int l1, l2;
1300     uint32_t pgd, pde, pte;
1301
1302     env = mon_get_cpu();
1303     if (!env)
1304         return;
1305
1306     if (!(env->cr[0] & CR0_PG_MASK)) {
1307         monitor_printf(mon, "PG disabled\n");
1308         return;
1309     }
1310     pgd = env->cr[3] & ~0xfff;
1311     for(l1 = 0; l1 < 1024; l1++) {
1312         cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1313         pde = le32_to_cpu(pde);
1314         if (pde & PG_PRESENT_MASK) {
1315             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1316                 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1317             } else {
1318                 for(l2 = 0; l2 < 1024; l2++) {
1319                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1320                                              (uint8_t *)&pte, 4);
1321                     pte = le32_to_cpu(pte);
1322                     if (pte & PG_PRESENT_MASK) {
1323                         print_pte(mon, (l1 << 22) + (l2 << 12),
1324                                   pte & ~PG_PSE_MASK,
1325                                   ~0xfff);
1326                     }
1327                 }
1328             }
1329         }
1330     }
1331 }
1332
1333 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1334                       uint32_t end, int prot)
1335 {
1336     int prot1;
1337     prot1 = *plast_prot;
1338     if (prot != prot1) {
1339         if (*pstart != -1) {
1340             monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1341                            *pstart, end, end - *pstart,
1342                            prot1 & PG_USER_MASK ? 'u' : '-',
1343                            'r',
1344                            prot1 & PG_RW_MASK ? 'w' : '-');
1345         }
1346         if (prot != 0)
1347             *pstart = end;
1348         else
1349             *pstart = -1;
1350         *plast_prot = prot;
1351     }
1352 }
1353
1354 static void mem_info(Monitor *mon)
1355 {
1356     CPUState *env;
1357     int l1, l2, prot, last_prot;
1358     uint32_t pgd, pde, pte, start, end;
1359
1360     env = mon_get_cpu();
1361     if (!env)
1362         return;
1363
1364     if (!(env->cr[0] & CR0_PG_MASK)) {
1365         monitor_printf(mon, "PG disabled\n");
1366         return;
1367     }
1368     pgd = env->cr[3] & ~0xfff;
1369     last_prot = 0;
1370     start = -1;
1371     for(l1 = 0; l1 < 1024; l1++) {
1372         cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1373         pde = le32_to_cpu(pde);
1374         end = l1 << 22;
1375         if (pde & PG_PRESENT_MASK) {
1376             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1377                 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1378                 mem_print(mon, &start, &last_prot, end, prot);
1379             } else {
1380                 for(l2 = 0; l2 < 1024; l2++) {
1381                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1382                                              (uint8_t *)&pte, 4);
1383                     pte = le32_to_cpu(pte);
1384                     end = (l1 << 22) + (l2 << 12);
1385                     if (pte & PG_PRESENT_MASK) {
1386                         prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1387                     } else {
1388                         prot = 0;
1389                     }
1390                     mem_print(mon, &start, &last_prot, end, prot);
1391                 }
1392             }
1393         } else {
1394             prot = 0;
1395             mem_print(mon, &start, &last_prot, end, prot);
1396         }
1397     }
1398 }
1399 #endif
1400
1401 #if defined(TARGET_SH4)
1402
1403 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1404 {
1405     monitor_printf(mon, " tlb%i:\t"
1406                    "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1407                    "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1408                    "dirty=%hhu writethrough=%hhu\n",
1409                    idx,
1410                    tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1411                    tlb->v, tlb->sh, tlb->c, tlb->pr,
1412                    tlb->d, tlb->wt);
1413 }
1414
1415 static void tlb_info(Monitor *mon)
1416 {
1417     CPUState *env = mon_get_cpu();
1418     int i;
1419
1420     monitor_printf (mon, "ITLB:\n");
1421     for (i = 0 ; i < ITLB_SIZE ; i++)
1422         print_tlb (mon, i, &env->itlb[i]);
1423     monitor_printf (mon, "UTLB:\n");
1424     for (i = 0 ; i < UTLB_SIZE ; i++)
1425         print_tlb (mon, i, &env->utlb[i]);
1426 }
1427
1428 #endif
1429
1430 static void do_info_kvm(Monitor *mon)
1431 {
1432 #ifdef CONFIG_KVM
1433     monitor_printf(mon, "kvm support: ");
1434     if (kvm_enabled())
1435         monitor_printf(mon, "enabled\n");
1436     else
1437         monitor_printf(mon, "disabled\n");
1438 #else
1439     monitor_printf(mon, "kvm support: not compiled\n");
1440 #endif
1441 }
1442
1443 static void do_info_numa(Monitor *mon)
1444 {
1445     int i;
1446     CPUState *env;
1447
1448     monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1449     for (i = 0; i < nb_numa_nodes; i++) {
1450         monitor_printf(mon, "node %d cpus:", i);
1451         for (env = first_cpu; env != NULL; env = env->next_cpu) {
1452             if (env->numa_node == i) {
1453                 monitor_printf(mon, " %d", env->cpu_index);
1454             }
1455         }
1456         monitor_printf(mon, "\n");
1457         monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1458             node_mem[i] >> 20);
1459     }
1460 }
1461
1462 #ifdef CONFIG_PROFILER
1463
1464 static void do_info_profile(Monitor *mon)
1465 {
1466     int64_t total;
1467     total = qemu_time;
1468     if (total == 0)
1469         total = 1;
1470     monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1471                    dev_time, dev_time / (double)ticks_per_sec);
1472     monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1473                    qemu_time, qemu_time / (double)ticks_per_sec);
1474     qemu_time = 0;
1475     dev_time = 0;
1476 }
1477 #else
1478 static void do_info_profile(Monitor *mon)
1479 {
1480     monitor_printf(mon, "Internal profiler not compiled\n");
1481 }
1482 #endif
1483
1484 /* Capture support */
1485 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1486
1487 static void do_info_capture(Monitor *mon)
1488 {
1489     int i;
1490     CaptureState *s;
1491
1492     for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1493         monitor_printf(mon, "[%d]: ", i);
1494         s->ops.info (s->opaque);
1495     }
1496 }
1497
1498 #ifdef HAS_AUDIO
1499 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1500 {
1501     int i;
1502     int n = qdict_get_int(qdict, "n");
1503     CaptureState *s;
1504
1505     for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1506         if (i == n) {
1507             s->ops.destroy (s->opaque);
1508             LIST_REMOVE (s, entries);
1509             qemu_free (s);
1510             return;
1511         }
1512     }
1513 }
1514
1515 static void do_wav_capture(Monitor *mon, const char *path,
1516                            int has_freq, int freq,
1517                            int has_bits, int bits,
1518                            int has_channels, int nchannels)
1519 {
1520     CaptureState *s;
1521
1522     s = qemu_mallocz (sizeof (*s));
1523
1524     freq = has_freq ? freq : 44100;
1525     bits = has_bits ? bits : 16;
1526     nchannels = has_channels ? nchannels : 2;
1527
1528     if (wav_start_capture (s, path, freq, bits, nchannels)) {
1529         monitor_printf(mon, "Faied to add wave capture\n");
1530         qemu_free (s);
1531     }
1532     LIST_INSERT_HEAD (&capture_head, s, entries);
1533 }
1534 #endif
1535
1536 #if defined(TARGET_I386)
1537 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1538 {
1539     CPUState *env;
1540     int cpu_index = qdict_get_int(qdict, "cpu_index");
1541
1542     for (env = first_cpu; env != NULL; env = env->next_cpu)
1543         if (env->cpu_index == cpu_index) {
1544             cpu_interrupt(env, CPU_INTERRUPT_NMI);
1545             break;
1546         }
1547 }
1548 #endif
1549
1550 static void do_info_status(Monitor *mon)
1551 {
1552     if (vm_running) {
1553         if (singlestep) {
1554             monitor_printf(mon, "VM status: running (single step mode)\n");
1555         } else {
1556             monitor_printf(mon, "VM status: running\n");
1557         }
1558     } else
1559        monitor_printf(mon, "VM status: paused\n");
1560 }
1561
1562
1563 static void do_balloon(Monitor *mon, const QDict *qdict)
1564 {
1565     int value = qdict_get_int(qdict, "value");
1566     ram_addr_t target = value;
1567     qemu_balloon(target << 20);
1568 }
1569
1570 static void do_info_balloon(Monitor *mon)
1571 {
1572     ram_addr_t actual;
1573
1574     actual = qemu_balloon_status();
1575     if (kvm_enabled() && !kvm_has_sync_mmu())
1576         monitor_printf(mon, "Using KVM without synchronous MMU, "
1577                        "ballooning disabled\n");
1578     else if (actual == 0)
1579         monitor_printf(mon, "Ballooning not activated in VM\n");
1580     else
1581         monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1582 }
1583
1584 static qemu_acl *find_acl(Monitor *mon, const char *name)
1585 {
1586     qemu_acl *acl = qemu_acl_find(name);
1587
1588     if (!acl) {
1589         monitor_printf(mon, "acl: unknown list '%s'\n", name);
1590     }
1591     return acl;
1592 }
1593
1594 static void do_acl_show(Monitor *mon, const QDict *qdict)
1595 {
1596     const char *aclname = qdict_get_str(qdict, "aclname");
1597     qemu_acl *acl = find_acl(mon, aclname);
1598     qemu_acl_entry *entry;
1599     int i = 0;
1600
1601     if (acl) {
1602         monitor_printf(mon, "policy: %s\n",
1603                        acl->defaultDeny ? "deny" : "allow");
1604         TAILQ_FOREACH(entry, &acl->entries, next) {
1605             i++;
1606             monitor_printf(mon, "%d: %s %s\n", i,
1607                            entry->deny ? "deny" : "allow", entry->match);
1608         }
1609     }
1610 }
1611
1612 static void do_acl_reset(Monitor *mon, const QDict *qdict)
1613 {
1614     const char *aclname = qdict_get_str(qdict, "aclname");
1615     qemu_acl *acl = find_acl(mon, aclname);
1616
1617     if (acl) {
1618         qemu_acl_reset(acl);
1619         monitor_printf(mon, "acl: removed all rules\n");
1620     }
1621 }
1622
1623 static void do_acl_policy(Monitor *mon, const QDict *qdict)
1624 {
1625     const char *aclname = qdict_get_str(qdict, "aclname");
1626     const char *policy = qdict_get_str(qdict, "policy");
1627     qemu_acl *acl = find_acl(mon, aclname);
1628
1629     if (acl) {
1630         if (strcmp(policy, "allow") == 0) {
1631             acl->defaultDeny = 0;
1632             monitor_printf(mon, "acl: policy set to 'allow'\n");
1633         } else if (strcmp(policy, "deny") == 0) {
1634             acl->defaultDeny = 1;
1635             monitor_printf(mon, "acl: policy set to 'deny'\n");
1636         } else {
1637             monitor_printf(mon, "acl: unknown policy '%s', "
1638                            "expected 'deny' or 'allow'\n", policy);
1639         }
1640     }
1641 }
1642
1643 static void do_acl_add(Monitor *mon, const QDict *qdict)
1644 {
1645     const char *aclname = qdict_get_str(qdict, "aclname");
1646     const char *match = qdict_get_str(qdict, "match");
1647     const char *policy = qdict_get_str(qdict, "policy");
1648     int has_index = qdict_haskey(qdict, "index");
1649     int index = qdict_get_try_int(qdict, "index", -1);
1650     qemu_acl *acl = find_acl(mon, aclname);
1651     int deny, ret;
1652
1653     if (acl) {
1654         if (strcmp(policy, "allow") == 0) {
1655             deny = 0;
1656         } else if (strcmp(policy, "deny") == 0) {
1657             deny = 1;
1658         } else {
1659             monitor_printf(mon, "acl: unknown policy '%s', "
1660                            "expected 'deny' or 'allow'\n", policy);
1661             return;
1662         }
1663         if (has_index)
1664             ret = qemu_acl_insert(acl, deny, match, index);
1665         else
1666             ret = qemu_acl_append(acl, deny, match);
1667         if (ret < 0)
1668             monitor_printf(mon, "acl: unable to add acl entry\n");
1669         else
1670             monitor_printf(mon, "acl: added rule at position %d\n", ret);
1671     }
1672 }
1673
1674 static void do_acl_remove(Monitor *mon, const QDict *qdict)
1675 {
1676     const char *aclname = qdict_get_str(qdict, "aclname");
1677     const char *match = qdict_get_str(qdict, "match");
1678     qemu_acl *acl = find_acl(mon, aclname);
1679     int ret;
1680
1681     if (acl) {
1682         ret = qemu_acl_remove(acl, match);
1683         if (ret < 0)
1684             monitor_printf(mon, "acl: no matching acl entry\n");
1685         else
1686             monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1687     }
1688 }
1689
1690 #if defined(TARGET_I386)
1691 static void do_inject_mce(Monitor *mon,
1692                           int cpu_index, int bank,
1693                           unsigned status_hi, unsigned status_lo,
1694                           unsigned mcg_status_hi, unsigned mcg_status_lo,
1695                           unsigned addr_hi, unsigned addr_lo,
1696                           unsigned misc_hi, unsigned misc_lo)
1697 {
1698     CPUState *cenv;
1699     uint64_t status = ((uint64_t)status_hi << 32) | status_lo;
1700     uint64_t mcg_status = ((uint64_t)mcg_status_hi << 32) | mcg_status_lo;
1701     uint64_t addr = ((uint64_t)addr_hi << 32) | addr_lo;
1702     uint64_t misc = ((uint64_t)misc_hi << 32) | misc_lo;
1703
1704     for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1705         if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1706             cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1707             break;
1708         }
1709 }
1710 #endif
1711
1712 static void do_getfd(Monitor *mon, const QDict *qdict)
1713 {
1714     const char *fdname = qdict_get_str(qdict, "fdname");
1715     mon_fd_t *monfd;
1716     int fd;
1717
1718     fd = qemu_chr_get_msgfd(mon->chr);
1719     if (fd == -1) {
1720         monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1721         return;
1722     }
1723
1724     if (qemu_isdigit(fdname[0])) {
1725         monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1726         return;
1727     }
1728
1729     fd = dup(fd);
1730     if (fd == -1) {
1731         monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1732                        strerror(errno));
1733         return;
1734     }
1735
1736     LIST_FOREACH(monfd, &mon->fds, next) {
1737         if (strcmp(monfd->name, fdname) != 0) {
1738             continue;
1739         }
1740
1741         close(monfd->fd);
1742         monfd->fd = fd;
1743         return;
1744     }
1745
1746     monfd = qemu_mallocz(sizeof(mon_fd_t));
1747     monfd->name = qemu_strdup(fdname);
1748     monfd->fd = fd;
1749
1750     LIST_INSERT_HEAD(&mon->fds, monfd, next);
1751 }
1752
1753 static void do_closefd(Monitor *mon, const QDict *qdict)
1754 {
1755     const char *fdname = qdict_get_str(qdict, "fdname");
1756     mon_fd_t *monfd;
1757
1758     LIST_FOREACH(monfd, &mon->fds, next) {
1759         if (strcmp(monfd->name, fdname) != 0) {
1760             continue;
1761         }
1762
1763         LIST_REMOVE(monfd, next);
1764         close(monfd->fd);
1765         qemu_free(monfd->name);
1766         qemu_free(monfd);
1767         return;
1768     }
1769
1770     monitor_printf(mon, "Failed to find file descriptor named %s\n",
1771                    fdname);
1772 }
1773
1774 static void do_loadvm(Monitor *mon, const QDict *qdict)
1775 {
1776     int saved_vm_running  = vm_running;
1777     const char *name = qdict_get_str(qdict, "name");
1778
1779     vm_stop(0);
1780
1781     if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1782         vm_start();
1783 }
1784
1785 int monitor_get_fd(Monitor *mon, const char *fdname)
1786 {
1787     mon_fd_t *monfd;
1788
1789     LIST_FOREACH(monfd, &mon->fds, next) {
1790         int fd;
1791
1792         if (strcmp(monfd->name, fdname) != 0) {
1793             continue;
1794         }
1795
1796         fd = monfd->fd;
1797
1798         /* caller takes ownership of fd */
1799         LIST_REMOVE(monfd, next);
1800         qemu_free(monfd->name);
1801         qemu_free(monfd);
1802
1803         return fd;
1804     }
1805
1806     return -1;
1807 }
1808
1809 static const mon_cmd_t mon_cmds[] = {
1810 #include "qemu-monitor.h"
1811     { NULL, NULL, },
1812 };
1813
1814 /* Please update qemu-monitor.hx when adding or changing commands */
1815 static const mon_cmd_t info_cmds[] = {
1816     { "version", "", do_info_version,
1817       "", "show the version of QEMU" },
1818     { "network", "", do_info_network,
1819       "", "show the network state" },
1820     { "chardev", "", qemu_chr_info,
1821       "", "show the character devices" },
1822     { "block", "", bdrv_info,
1823       "", "show the block devices" },
1824     { "blockstats", "", bdrv_info_stats,
1825       "", "show block device statistics" },
1826     { "registers", "", do_info_registers,
1827       "", "show the cpu registers" },
1828     { "cpus", "", do_info_cpus,
1829       "", "show infos for each CPU" },
1830     { "history", "", do_info_history,
1831       "", "show the command line history", },
1832     { "irq", "", irq_info,
1833       "", "show the interrupts statistics (if available)", },
1834     { "pic", "", pic_info,
1835       "", "show i8259 (PIC) state", },
1836     { "pci", "", pci_info,
1837       "", "show PCI info", },
1838 #if defined(TARGET_I386) || defined(TARGET_SH4)
1839     { "tlb", "", tlb_info,
1840       "", "show virtual to physical memory mappings", },
1841 #endif
1842 #if defined(TARGET_I386)
1843     { "mem", "", mem_info,
1844       "", "show the active virtual memory mappings", },
1845     { "hpet", "", do_info_hpet,
1846       "", "show state of HPET", },
1847 #endif
1848     { "jit", "", do_info_jit,
1849       "", "show dynamic compiler info", },
1850     { "kvm", "", do_info_kvm,
1851       "", "show KVM information", },
1852     { "numa", "", do_info_numa,
1853       "", "show NUMA information", },
1854     { "usb", "", usb_info,
1855       "", "show guest USB devices", },
1856     { "usbhost", "", usb_host_info,
1857       "", "show host USB devices", },
1858     { "profile", "", do_info_profile,
1859       "", "show profiling information", },
1860     { "capture", "", do_info_capture,
1861       "", "show capture information" },
1862     { "snapshots", "", do_info_snapshots,
1863       "", "show the currently saved VM snapshots" },
1864     { "status", "", do_info_status,
1865       "", "show the current VM status (running|paused)" },
1866     { "pcmcia", "", pcmcia_info,
1867       "", "show guest PCMCIA status" },
1868     { "mice", "", do_info_mice,
1869       "", "show which guest mouse is receiving events" },
1870     { "vnc", "", do_info_vnc,
1871       "", "show the vnc server status"},
1872     { "name", "", do_info_name,
1873       "", "show the current VM name" },
1874     { "uuid", "", do_info_uuid,
1875       "", "show the current VM UUID" },
1876 #if defined(TARGET_PPC)
1877     { "cpustats", "", do_info_cpu_stats,
1878       "", "show CPU statistics", },
1879 #endif
1880 #if defined(CONFIG_SLIRP)
1881     { "usernet", "", do_info_usernet,
1882       "", "show user network stack connection states", },
1883 #endif
1884     { "migrate", "", do_info_migrate, "", "show migration status" },
1885     { "balloon", "", do_info_balloon,
1886       "", "show balloon information" },
1887     { "qtree", "", do_info_qtree,
1888       "", "show device tree" },
1889     { "qdm", "", do_info_qdm,
1890       "", "show qdev device model list" },
1891     { NULL, NULL, },
1892 };
1893
1894 /*******************************************************************/
1895
1896 static const char *pch;
1897 static jmp_buf expr_env;
1898
1899 #define MD_TLONG 0
1900 #define MD_I32   1
1901
1902 typedef struct MonitorDef {
1903     const char *name;
1904     int offset;
1905     target_long (*get_value)(const struct MonitorDef *md, int val);
1906     int type;
1907 } MonitorDef;
1908
1909 #if defined(TARGET_I386)
1910 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1911 {
1912     CPUState *env = mon_get_cpu();
1913     if (!env)
1914         return 0;
1915     return env->eip + env->segs[R_CS].base;
1916 }
1917 #endif
1918
1919 #if defined(TARGET_PPC)
1920 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1921 {
1922     CPUState *env = mon_get_cpu();
1923     unsigned int u;
1924     int i;
1925
1926     if (!env)
1927         return 0;
1928
1929     u = 0;
1930     for (i = 0; i < 8; i++)
1931         u |= env->crf[i] << (32 - (4 * i));
1932
1933     return u;
1934 }
1935
1936 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1937 {
1938     CPUState *env = mon_get_cpu();
1939     if (!env)
1940         return 0;
1941     return env->msr;
1942 }
1943
1944 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1945 {
1946     CPUState *env = mon_get_cpu();
1947     if (!env)
1948         return 0;
1949     return env->xer;
1950 }
1951
1952 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1953 {
1954     CPUState *env = mon_get_cpu();
1955     if (!env)
1956         return 0;
1957     return cpu_ppc_load_decr(env);
1958 }
1959
1960 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1961 {
1962     CPUState *env = mon_get_cpu();
1963     if (!env)
1964         return 0;
1965     return cpu_ppc_load_tbu(env);
1966 }
1967
1968 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1969 {
1970     CPUState *env = mon_get_cpu();
1971     if (!env)
1972         return 0;
1973     return cpu_ppc_load_tbl(env);
1974 }
1975 #endif
1976
1977 #if defined(TARGET_SPARC)
1978 #ifndef TARGET_SPARC64
1979 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1980 {
1981     CPUState *env = mon_get_cpu();
1982     if (!env)
1983         return 0;
1984     return GET_PSR(env);
1985 }
1986 #endif
1987
1988 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1989 {
1990     CPUState *env = mon_get_cpu();
1991     if (!env)
1992         return 0;
1993     return env->regwptr[val];
1994 }
1995 #endif
1996
1997 static const MonitorDef monitor_defs[] = {
1998 #ifdef TARGET_I386
1999
2000 #define SEG(name, seg) \
2001     { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2002     { name ".base", offsetof(CPUState, segs[seg].base) },\
2003     { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2004
2005     { "eax", offsetof(CPUState, regs[0]) },
2006     { "ecx", offsetof(CPUState, regs[1]) },
2007     { "edx", offsetof(CPUState, regs[2]) },
2008     { "ebx", offsetof(CPUState, regs[3]) },
2009     { "esp|sp", offsetof(CPUState, regs[4]) },
2010     { "ebp|fp", offsetof(CPUState, regs[5]) },
2011     { "esi", offsetof(CPUState, regs[6]) },
2012     { "edi", offsetof(CPUState, regs[7]) },
2013 #ifdef TARGET_X86_64
2014     { "r8", offsetof(CPUState, regs[8]) },
2015     { "r9", offsetof(CPUState, regs[9]) },
2016     { "r10", offsetof(CPUState, regs[10]) },
2017     { "r11", offsetof(CPUState, regs[11]) },
2018     { "r12", offsetof(CPUState, regs[12]) },
2019     { "r13", offsetof(CPUState, regs[13]) },
2020     { "r14", offsetof(CPUState, regs[14]) },
2021     { "r15", offsetof(CPUState, regs[15]) },
2022 #endif
2023     { "eflags", offsetof(CPUState, eflags) },
2024     { "eip", offsetof(CPUState, eip) },
2025     SEG("cs", R_CS)
2026     SEG("ds", R_DS)
2027     SEG("es", R_ES)
2028     SEG("ss", R_SS)
2029     SEG("fs", R_FS)
2030     SEG("gs", R_GS)
2031     { "pc", 0, monitor_get_pc, },
2032 #elif defined(TARGET_PPC)
2033     /* General purpose registers */
2034     { "r0", offsetof(CPUState, gpr[0]) },
2035     { "r1", offsetof(CPUState, gpr[1]) },
2036     { "r2", offsetof(CPUState, gpr[2]) },
2037     { "r3", offsetof(CPUState, gpr[3]) },
2038     { "r4", offsetof(CPUState, gpr[4]) },
2039     { "r5", offsetof(CPUState, gpr[5]) },
2040     { "r6", offsetof(CPUState, gpr[6]) },
2041     { "r7", offsetof(CPUState, gpr[7]) },
2042     { "r8", offsetof(CPUState, gpr[8]) },
2043     { "r9", offsetof(CPUState, gpr[9]) },
2044     { "r10", offsetof(CPUState, gpr[10]) },
2045     { "r11", offsetof(CPUState, gpr[11]) },
2046     { "r12", offsetof(CPUState, gpr[12]) },
2047     { "r13", offsetof(CPUState, gpr[13]) },
2048     { "r14", offsetof(CPUState, gpr[14]) },
2049     { "r15", offsetof(CPUState, gpr[15]) },
2050     { "r16", offsetof(CPUState, gpr[16]) },
2051     { "r17", offsetof(CPUState, gpr[17]) },
2052     { "r18", offsetof(CPUState, gpr[18]) },
2053     { "r19", offsetof(CPUState, gpr[19]) },
2054     { "r20", offsetof(CPUState, gpr[20]) },
2055     { "r21", offsetof(CPUState, gpr[21]) },
2056     { "r22", offsetof(CPUState, gpr[22]) },
2057     { "r23", offsetof(CPUState, gpr[23]) },
2058     { "r24", offsetof(CPUState, gpr[24]) },
2059     { "r25", offsetof(CPUState, gpr[25]) },
2060     { "r26", offsetof(CPUState, gpr[26]) },
2061     { "r27", offsetof(CPUState, gpr[27]) },
2062     { "r28", offsetof(CPUState, gpr[28]) },
2063     { "r29", offsetof(CPUState, gpr[29]) },
2064     { "r30", offsetof(CPUState, gpr[30]) },
2065     { "r31", offsetof(CPUState, gpr[31]) },
2066     /* Floating point registers */
2067     { "f0", offsetof(CPUState, fpr[0]) },
2068     { "f1", offsetof(CPUState, fpr[1]) },
2069     { "f2", offsetof(CPUState, fpr[2]) },
2070     { "f3", offsetof(CPUState, fpr[3]) },
2071     { "f4", offsetof(CPUState, fpr[4]) },
2072     { "f5", offsetof(CPUState, fpr[5]) },
2073     { "f6", offsetof(CPUState, fpr[6]) },
2074     { "f7", offsetof(CPUState, fpr[7]) },
2075     { "f8", offsetof(CPUState, fpr[8]) },
2076     { "f9", offsetof(CPUState, fpr[9]) },
2077     { "f10", offsetof(CPUState, fpr[10]) },
2078     { "f11", offsetof(CPUState, fpr[11]) },
2079     { "f12", offsetof(CPUState, fpr[12]) },
2080     { "f13", offsetof(CPUState, fpr[13]) },
2081     { "f14", offsetof(CPUState, fpr[14]) },
2082     { "f15", offsetof(CPUState, fpr[15]) },
2083     { "f16", offsetof(CPUState, fpr[16]) },
2084     { "f17", offsetof(CPUState, fpr[17]) },
2085     { "f18", offsetof(CPUState, fpr[18]) },
2086     { "f19", offsetof(CPUState, fpr[19]) },
2087     { "f20", offsetof(CPUState, fpr[20]) },
2088     { "f21", offsetof(CPUState, fpr[21]) },
2089     { "f22", offsetof(CPUState, fpr[22]) },
2090     { "f23", offsetof(CPUState, fpr[23]) },
2091     { "f24", offsetof(CPUState, fpr[24]) },
2092     { "f25", offsetof(CPUState, fpr[25]) },
2093     { "f26", offsetof(CPUState, fpr[26]) },
2094     { "f27", offsetof(CPUState, fpr[27]) },
2095     { "f28", offsetof(CPUState, fpr[28]) },
2096     { "f29", offsetof(CPUState, fpr[29]) },
2097     { "f30", offsetof(CPUState, fpr[30]) },
2098     { "f31", offsetof(CPUState, fpr[31]) },
2099     { "fpscr", offsetof(CPUState, fpscr) },
2100     /* Next instruction pointer */
2101     { "nip|pc", offsetof(CPUState, nip) },
2102     { "lr", offsetof(CPUState, lr) },
2103     { "ctr", offsetof(CPUState, ctr) },
2104     { "decr", 0, &monitor_get_decr, },
2105     { "ccr", 0, &monitor_get_ccr, },
2106     /* Machine state register */
2107     { "msr", 0, &monitor_get_msr, },
2108     { "xer", 0, &monitor_get_xer, },
2109     { "tbu", 0, &monitor_get_tbu, },
2110     { "tbl", 0, &monitor_get_tbl, },
2111 #if defined(TARGET_PPC64)
2112     /* Address space register */
2113     { "asr", offsetof(CPUState, asr) },
2114 #endif
2115     /* Segment registers */
2116     { "sdr1", offsetof(CPUState, sdr1) },
2117     { "sr0", offsetof(CPUState, sr[0]) },
2118     { "sr1", offsetof(CPUState, sr[1]) },
2119     { "sr2", offsetof(CPUState, sr[2]) },
2120     { "sr3", offsetof(CPUState, sr[3]) },
2121     { "sr4", offsetof(CPUState, sr[4]) },
2122     { "sr5", offsetof(CPUState, sr[5]) },
2123     { "sr6", offsetof(CPUState, sr[6]) },
2124     { "sr7", offsetof(CPUState, sr[7]) },
2125     { "sr8", offsetof(CPUState, sr[8]) },
2126     { "sr9", offsetof(CPUState, sr[9]) },
2127     { "sr10", offsetof(CPUState, sr[10]) },
2128     { "sr11", offsetof(CPUState, sr[11]) },
2129     { "sr12", offsetof(CPUState, sr[12]) },
2130     { "sr13", offsetof(CPUState, sr[13]) },
2131     { "sr14", offsetof(CPUState, sr[14]) },
2132     { "sr15", offsetof(CPUState, sr[15]) },
2133     /* Too lazy to put BATs and SPRs ... */
2134 #elif defined(TARGET_SPARC)
2135     { "g0", offsetof(CPUState, gregs[0]) },
2136     { "g1", offsetof(CPUState, gregs[1]) },
2137     { "g2", offsetof(CPUState, gregs[2]) },
2138     { "g3", offsetof(CPUState, gregs[3]) },
2139     { "g4", offsetof(CPUState, gregs[4]) },
2140     { "g5", offsetof(CPUState, gregs[5]) },
2141     { "g6", offsetof(CPUState, gregs[6]) },
2142     { "g7", offsetof(CPUState, gregs[7]) },
2143     { "o0", 0, monitor_get_reg },
2144     { "o1", 1, monitor_get_reg },
2145     { "o2", 2, monitor_get_reg },
2146     { "o3", 3, monitor_get_reg },
2147     { "o4", 4, monitor_get_reg },
2148     { "o5", 5, monitor_get_reg },
2149     { "o6", 6, monitor_get_reg },
2150     { "o7", 7, monitor_get_reg },
2151     { "l0", 8, monitor_get_reg },
2152     { "l1", 9, monitor_get_reg },
2153     { "l2", 10, monitor_get_reg },
2154     { "l3", 11, monitor_get_reg },
2155     { "l4", 12, monitor_get_reg },
2156     { "l5", 13, monitor_get_reg },
2157     { "l6", 14, monitor_get_reg },
2158     { "l7", 15, monitor_get_reg },
2159     { "i0", 16, monitor_get_reg },
2160     { "i1", 17, monitor_get_reg },
2161     { "i2", 18, monitor_get_reg },
2162     { "i3", 19, monitor_get_reg },
2163     { "i4", 20, monitor_get_reg },
2164     { "i5", 21, monitor_get_reg },
2165     { "i6", 22, monitor_get_reg },
2166     { "i7", 23, monitor_get_reg },
2167     { "pc", offsetof(CPUState, pc) },
2168     { "npc", offsetof(CPUState, npc) },
2169     { "y", offsetof(CPUState, y) },
2170 #ifndef TARGET_SPARC64
2171     { "psr", 0, &monitor_get_psr, },
2172     { "wim", offsetof(CPUState, wim) },
2173 #endif
2174     { "tbr", offsetof(CPUState, tbr) },
2175     { "fsr", offsetof(CPUState, fsr) },
2176     { "f0", offsetof(CPUState, fpr[0]) },
2177     { "f1", offsetof(CPUState, fpr[1]) },
2178     { "f2", offsetof(CPUState, fpr[2]) },
2179     { "f3", offsetof(CPUState, fpr[3]) },
2180     { "f4", offsetof(CPUState, fpr[4]) },
2181     { "f5", offsetof(CPUState, fpr[5]) },
2182     { "f6", offsetof(CPUState, fpr[6]) },
2183     { "f7", offsetof(CPUState, fpr[7]) },
2184     { "f8", offsetof(CPUState, fpr[8]) },
2185     { "f9", offsetof(CPUState, fpr[9]) },
2186     { "f10", offsetof(CPUState, fpr[10]) },
2187     { "f11", offsetof(CPUState, fpr[11]) },
2188     { "f12", offsetof(CPUState, fpr[12]) },
2189     { "f13", offsetof(CPUState, fpr[13]) },
2190     { "f14", offsetof(CPUState, fpr[14]) },
2191     { "f15", offsetof(CPUState, fpr[15]) },
2192     { "f16", offsetof(CPUState, fpr[16]) },
2193     { "f17", offsetof(CPUState, fpr[17]) },
2194     { "f18", offsetof(CPUState, fpr[18]) },
2195     { "f19", offsetof(CPUState, fpr[19]) },
2196     { "f20", offsetof(CPUState, fpr[20]) },
2197     { "f21", offsetof(CPUState, fpr[21]) },
2198     { "f22", offsetof(CPUState, fpr[22]) },
2199     { "f23", offsetof(CPUState, fpr[23]) },
2200     { "f24", offsetof(CPUState, fpr[24]) },
2201     { "f25", offsetof(CPUState, fpr[25]) },
2202     { "f26", offsetof(CPUState, fpr[26]) },
2203     { "f27", offsetof(CPUState, fpr[27]) },
2204     { "f28", offsetof(CPUState, fpr[28]) },
2205     { "f29", offsetof(CPUState, fpr[29]) },
2206     { "f30", offsetof(CPUState, fpr[30]) },
2207     { "f31", offsetof(CPUState, fpr[31]) },
2208 #ifdef TARGET_SPARC64
2209     { "f32", offsetof(CPUState, fpr[32]) },
2210     { "f34", offsetof(CPUState, fpr[34]) },
2211     { "f36", offsetof(CPUState, fpr[36]) },
2212     { "f38", offsetof(CPUState, fpr[38]) },
2213     { "f40", offsetof(CPUState, fpr[40]) },
2214     { "f42", offsetof(CPUState, fpr[42]) },
2215     { "f44", offsetof(CPUState, fpr[44]) },
2216     { "f46", offsetof(CPUState, fpr[46]) },
2217     { "f48", offsetof(CPUState, fpr[48]) },
2218     { "f50", offsetof(CPUState, fpr[50]) },
2219     { "f52", offsetof(CPUState, fpr[52]) },
2220     { "f54", offsetof(CPUState, fpr[54]) },
2221     { "f56", offsetof(CPUState, fpr[56]) },
2222     { "f58", offsetof(CPUState, fpr[58]) },
2223     { "f60", offsetof(CPUState, fpr[60]) },
2224     { "f62", offsetof(CPUState, fpr[62]) },
2225     { "asi", offsetof(CPUState, asi) },
2226     { "pstate", offsetof(CPUState, pstate) },
2227     { "cansave", offsetof(CPUState, cansave) },
2228     { "canrestore", offsetof(CPUState, canrestore) },
2229     { "otherwin", offsetof(CPUState, otherwin) },
2230     { "wstate", offsetof(CPUState, wstate) },
2231     { "cleanwin", offsetof(CPUState, cleanwin) },
2232     { "fprs", offsetof(CPUState, fprs) },
2233 #endif
2234 #endif
2235     { NULL },
2236 };
2237
2238 static void expr_error(Monitor *mon, const char *msg)
2239 {
2240     monitor_printf(mon, "%s\n", msg);
2241     longjmp(expr_env, 1);
2242 }
2243
2244 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2245 static int get_monitor_def(target_long *pval, const char *name)
2246 {
2247     const MonitorDef *md;
2248     void *ptr;
2249
2250     for(md = monitor_defs; md->name != NULL; md++) {
2251         if (compare_cmd(name, md->name)) {
2252             if (md->get_value) {
2253                 *pval = md->get_value(md, md->offset);
2254             } else {
2255                 CPUState *env = mon_get_cpu();
2256                 if (!env)
2257                     return -2;
2258                 ptr = (uint8_t *)env + md->offset;
2259                 switch(md->type) {
2260                 case MD_I32:
2261                     *pval = *(int32_t *)ptr;
2262                     break;
2263                 case MD_TLONG:
2264                     *pval = *(target_long *)ptr;
2265                     break;
2266                 default:
2267                     *pval = 0;
2268                     break;
2269                 }
2270             }
2271             return 0;
2272         }
2273     }
2274     return -1;
2275 }
2276
2277 static void next(void)
2278 {
2279     if (*pch != '\0') {
2280         pch++;
2281         while (qemu_isspace(*pch))
2282             pch++;
2283     }
2284 }
2285
2286 static int64_t expr_sum(Monitor *mon);
2287
2288 static int64_t expr_unary(Monitor *mon)
2289 {
2290     int64_t n;
2291     char *p;
2292     int ret;
2293
2294     switch(*pch) {
2295     case '+':
2296         next();
2297         n = expr_unary(mon);
2298         break;
2299     case '-':
2300         next();
2301         n = -expr_unary(mon);
2302         break;
2303     case '~':
2304         next();
2305         n = ~expr_unary(mon);
2306         break;
2307     case '(':
2308         next();
2309         n = expr_sum(mon);
2310         if (*pch != ')') {
2311             expr_error(mon, "')' expected");
2312         }
2313         next();
2314         break;
2315     case '\'':
2316         pch++;
2317         if (*pch == '\0')
2318             expr_error(mon, "character constant expected");
2319         n = *pch;
2320         pch++;
2321         if (*pch != '\'')
2322             expr_error(mon, "missing terminating \' character");
2323         next();
2324         break;
2325     case '$':
2326         {
2327             char buf[128], *q;
2328             target_long reg=0;
2329
2330             pch++;
2331             q = buf;
2332             while ((*pch >= 'a' && *pch <= 'z') ||
2333                    (*pch >= 'A' && *pch <= 'Z') ||
2334                    (*pch >= '0' && *pch <= '9') ||
2335                    *pch == '_' || *pch == '.') {
2336                 if ((q - buf) < sizeof(buf) - 1)
2337                     *q++ = *pch;
2338                 pch++;
2339             }
2340             while (qemu_isspace(*pch))
2341                 pch++;
2342             *q = 0;
2343             ret = get_monitor_def(&reg, buf);
2344             if (ret == -1)
2345                 expr_error(mon, "unknown register");
2346             else if (ret == -2)
2347                 expr_error(mon, "no cpu defined");
2348             n = reg;
2349         }
2350         break;
2351     case '\0':
2352         expr_error(mon, "unexpected end of expression");
2353         n = 0;
2354         break;
2355     default:
2356 #if TARGET_PHYS_ADDR_BITS > 32
2357         n = strtoull(pch, &p, 0);
2358 #else
2359         n = strtoul(pch, &p, 0);
2360 #endif
2361         if (pch == p) {
2362             expr_error(mon, "invalid char in expression");
2363         }
2364         pch = p;
2365         while (qemu_isspace(*pch))
2366             pch++;
2367         break;
2368     }
2369     return n;
2370 }
2371
2372
2373 static int64_t expr_prod(Monitor *mon)
2374 {
2375     int64_t val, val2;
2376     int op;
2377
2378     val = expr_unary(mon);
2379     for(;;) {
2380         op = *pch;
2381         if (op != '*' && op != '/' && op != '%')
2382             break;
2383         next();
2384         val2 = expr_unary(mon);
2385         switch(op) {
2386         default:
2387         case '*':
2388             val *= val2;
2389             break;
2390         case '/':
2391         case '%':
2392             if (val2 == 0)
2393                 expr_error(mon, "division by zero");
2394             if (op == '/')
2395                 val /= val2;
2396             else
2397                 val %= val2;
2398             break;
2399         }
2400     }
2401     return val;
2402 }
2403
2404 static int64_t expr_logic(Monitor *mon)
2405 {
2406     int64_t val, val2;
2407     int op;
2408
2409     val = expr_prod(mon);
2410     for(;;) {
2411         op = *pch;
2412         if (op != '&' && op != '|' && op != '^')
2413             break;
2414         next();
2415         val2 = expr_prod(mon);
2416         switch(op) {
2417         default:
2418         case '&':
2419             val &= val2;
2420             break;
2421         case '|':
2422             val |= val2;
2423             break;
2424         case '^':
2425             val ^= val2;
2426             break;
2427         }
2428     }
2429     return val;
2430 }
2431
2432 static int64_t expr_sum(Monitor *mon)
2433 {
2434     int64_t val, val2;
2435     int op;
2436
2437     val = expr_logic(mon);
2438     for(;;) {
2439         op = *pch;
2440         if (op != '+' && op != '-')
2441             break;
2442         next();
2443         val2 = expr_logic(mon);
2444         if (op == '+')
2445             val += val2;
2446         else
2447             val -= val2;
2448     }
2449     return val;
2450 }
2451
2452 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2453 {
2454     pch = *pp;
2455     if (setjmp(expr_env)) {
2456         *pp = pch;
2457         return -1;
2458     }
2459     while (qemu_isspace(*pch))
2460         pch++;
2461     *pval = expr_sum(mon);
2462     *pp = pch;
2463     return 0;
2464 }
2465
2466 static int get_str(char *buf, int buf_size, const char **pp)
2467 {
2468     const char *p;
2469     char *q;
2470     int c;
2471
2472     q = buf;
2473     p = *pp;
2474     while (qemu_isspace(*p))
2475         p++;
2476     if (*p == '\0') {
2477     fail:
2478         *q = '\0';
2479         *pp = p;
2480         return -1;
2481     }
2482     if (*p == '\"') {
2483         p++;
2484         while (*p != '\0' && *p != '\"') {
2485             if (*p == '\\') {
2486                 p++;
2487                 c = *p++;
2488                 switch(c) {
2489                 case 'n':
2490                     c = '\n';
2491                     break;
2492                 case 'r':
2493                     c = '\r';
2494                     break;
2495                 case '\\':
2496                 case '\'':
2497                 case '\"':
2498                     break;
2499                 default:
2500                     qemu_printf("unsupported escape code: '\\%c'\n", c);
2501                     goto fail;
2502                 }
2503                 if ((q - buf) < buf_size - 1) {
2504                     *q++ = c;
2505                 }
2506             } else {
2507                 if ((q - buf) < buf_size - 1) {
2508                     *q++ = *p;
2509                 }
2510                 p++;
2511             }
2512         }
2513         if (*p != '\"') {
2514             qemu_printf("unterminated string\n");
2515             goto fail;
2516         }
2517         p++;
2518     } else {
2519         while (*p != '\0' && !qemu_isspace(*p)) {
2520             if ((q - buf) < buf_size - 1) {
2521                 *q++ = *p;
2522             }
2523             p++;
2524         }
2525     }
2526     *q = '\0';
2527     *pp = p;
2528     return 0;
2529 }
2530
2531 /*
2532  * Store the command-name in cmdname, and return a pointer to
2533  * the remaining of the command string.
2534  */
2535 static const char *get_command_name(const char *cmdline,
2536                                     char *cmdname, size_t nlen)
2537 {
2538     size_t len;
2539     const char *p, *pstart;
2540
2541     p = cmdline;
2542     while (qemu_isspace(*p))
2543         p++;
2544     if (*p == '\0')
2545         return NULL;
2546     pstart = p;
2547     while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2548         p++;
2549     len = p - pstart;
2550     if (len > nlen - 1)
2551         len = nlen - 1;
2552     memcpy(cmdname, pstart, len);
2553     cmdname[len] = '\0';
2554     return p;
2555 }
2556
2557 /**
2558  * Read key of 'type' into 'key' and return the current
2559  * 'type' pointer.
2560  */
2561 static char *key_get_info(const char *type, char **key)
2562 {
2563     size_t len;
2564     char *p, *str;
2565
2566     if (*type == ',')
2567         type++;
2568
2569     p = strchr(type, ':');
2570     if (!p) {
2571         *key = NULL;
2572         return NULL;
2573     }
2574     len = p - type;
2575
2576     str = qemu_malloc(len + 1);
2577     memcpy(str, type, len);
2578     str[len] = '\0';
2579
2580     *key = str;
2581     return ++p;
2582 }
2583
2584 static int default_fmt_format = 'x';
2585 static int default_fmt_size = 4;
2586
2587 #define MAX_ARGS 16
2588
2589 static void monitor_handle_command(Monitor *mon, const char *cmdline)
2590 {
2591     const char *p, *typestr;
2592     int c, nb_args, i, has_arg;
2593     const mon_cmd_t *cmd;
2594     char cmdname[256];
2595     char buf[1024];
2596     char *key;
2597     QDict *qdict;
2598     void *str_allocated[MAX_ARGS];
2599     void *args[MAX_ARGS];
2600     void (*handler_d)(Monitor *mon, const QDict *qdict);
2601     void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2602                       void *arg3, void *arg4, void *arg5);
2603     void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2604                       void *arg3, void *arg4, void *arg5, void *arg6);
2605     void (*handler_8)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2606                       void *arg3, void *arg4, void *arg5, void *arg6,
2607                       void *arg7);
2608     void (*handler_9)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2609                       void *arg3, void *arg4, void *arg5, void *arg6,
2610                       void *arg7, void *arg8);
2611     void (*handler_10)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2612                        void *arg3, void *arg4, void *arg5, void *arg6,
2613                        void *arg7, void *arg8, void *arg9);
2614
2615 #ifdef DEBUG
2616     monitor_printf(mon, "command='%s'\n", cmdline);
2617 #endif
2618
2619     /* extract the command name */
2620     p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2621     if (!p)
2622         return;
2623
2624     /* find the command */
2625     for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2626         if (compare_cmd(cmdname, cmd->name))
2627             break;
2628     }
2629
2630     if (cmd->name == NULL) {
2631         monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2632         return;
2633     }
2634
2635     qdict = qdict_new();
2636
2637     for(i = 0; i < MAX_ARGS; i++)
2638         str_allocated[i] = NULL;
2639
2640     /* parse the parameters */
2641     typestr = cmd->args_type;
2642     nb_args = 0;
2643     for(;;) {
2644         typestr = key_get_info(typestr, &key);
2645         if (!typestr)
2646             break;
2647         c = *typestr;
2648         typestr++;
2649         switch(c) {
2650         case 'F':
2651         case 'B':
2652         case 's':
2653             {
2654                 int ret;
2655                 char *str;
2656
2657                 while (qemu_isspace(*p))
2658                     p++;
2659                 if (*typestr == '?') {
2660                     typestr++;
2661                     if (*p == '\0') {
2662                         /* no optional string: NULL argument */
2663                         str = NULL;
2664                         goto add_str;
2665                     }
2666                 }
2667                 ret = get_str(buf, sizeof(buf), &p);
2668                 if (ret < 0) {
2669                     switch(c) {
2670                     case 'F':
2671                         monitor_printf(mon, "%s: filename expected\n",
2672                                        cmdname);
2673                         break;
2674                     case 'B':
2675                         monitor_printf(mon, "%s: block device name expected\n",
2676                                        cmdname);
2677                         break;
2678                     default:
2679                         monitor_printf(mon, "%s: string expected\n", cmdname);
2680                         break;
2681                     }
2682                     goto fail;
2683                 }
2684                 str = qemu_malloc(strlen(buf) + 1);
2685                 pstrcpy(str, sizeof(buf), buf);
2686                 str_allocated[nb_args] = str;
2687             add_str:
2688                 if (nb_args >= MAX_ARGS) {
2689                 error_args:
2690                     monitor_printf(mon, "%s: too many arguments\n", cmdname);
2691                     goto fail;
2692                 }
2693                 args[nb_args++] = str;
2694                 if (str)
2695                     qdict_put(qdict, key, qstring_from_str(str));
2696             }
2697             break;
2698         case '/':
2699             {
2700                 int count, format, size;
2701
2702                 while (qemu_isspace(*p))
2703                     p++;
2704                 if (*p == '/') {
2705                     /* format found */
2706                     p++;
2707                     count = 1;
2708                     if (qemu_isdigit(*p)) {
2709                         count = 0;
2710                         while (qemu_isdigit(*p)) {
2711                             count = count * 10 + (*p - '0');
2712                             p++;
2713                         }
2714                     }
2715                     size = -1;
2716                     format = -1;
2717                     for(;;) {
2718                         switch(*p) {
2719                         case 'o':
2720                         case 'd':
2721                         case 'u':
2722                         case 'x':
2723                         case 'i':
2724                         case 'c':
2725                             format = *p++;
2726                             break;
2727                         case 'b':
2728                             size = 1;
2729                             p++;
2730                             break;
2731                         case 'h':
2732                             size = 2;
2733                             p++;
2734                             break;
2735                         case 'w':
2736                             size = 4;
2737                             p++;
2738                             break;
2739                         case 'g':
2740                         case 'L':
2741                             size = 8;
2742                             p++;
2743                             break;
2744                         default:
2745                             goto next;
2746                         }
2747                     }
2748                 next:
2749                     if (*p != '\0' && !qemu_isspace(*p)) {
2750                         monitor_printf(mon, "invalid char in format: '%c'\n",
2751                                        *p);
2752                         goto fail;
2753                     }
2754                     if (format < 0)
2755                         format = default_fmt_format;
2756                     if (format != 'i') {
2757                         /* for 'i', not specifying a size gives -1 as size */
2758                         if (size < 0)
2759                             size = default_fmt_size;
2760                         default_fmt_size = size;
2761                     }
2762                     default_fmt_format = format;
2763                 } else {
2764                     count = 1;
2765                     format = default_fmt_format;
2766                     if (format != 'i') {
2767                         size = default_fmt_size;
2768                     } else {
2769                         size = -1;
2770                     }
2771                 }
2772                 if (nb_args + 3 > MAX_ARGS)
2773                     goto error_args;
2774                 args[nb_args++] = (void*)(long)count;
2775                 args[nb_args++] = (void*)(long)format;
2776                 args[nb_args++] = (void*)(long)size;
2777                 qdict_put(qdict, "count", qint_from_int(count));
2778                 qdict_put(qdict, "format", qint_from_int(format));
2779                 qdict_put(qdict, "size", qint_from_int(size));
2780             }
2781             break;
2782         case 'i':
2783         case 'l':
2784             {
2785                 int64_t val;
2786                 int dict_add = 1;
2787
2788                 while (qemu_isspace(*p))
2789                     p++;
2790                 if (*typestr == '?' || *typestr == '.') {
2791                     if (*typestr == '?') {
2792                         if (*p == '\0')
2793                             has_arg = 0;
2794                         else
2795                             has_arg = 1;
2796                     } else {
2797                         if (*p == '.') {
2798                             p++;
2799                             while (qemu_isspace(*p))
2800                                 p++;
2801                             has_arg = 1;
2802                         } else {
2803                             has_arg = 0;
2804                         }
2805                     }
2806                     typestr++;
2807                     if (nb_args >= MAX_ARGS)
2808                         goto error_args;
2809                     dict_add = has_arg;
2810                     args[nb_args++] = (void *)(long)has_arg;
2811                     if (!has_arg) {
2812                         if (nb_args >= MAX_ARGS)
2813                             goto error_args;
2814                         val = -1;
2815                         goto add_num;
2816                     }
2817                 }
2818                 if (get_expr(mon, &val, &p))
2819                     goto fail;
2820             add_num:
2821                 if (c == 'i') {
2822                     if (nb_args >= MAX_ARGS)
2823                         goto error_args;
2824                     args[nb_args++] = (void *)(long)val;
2825                     if (dict_add)
2826                         qdict_put(qdict, key, qint_from_int(val));
2827                 } else {
2828                     if ((nb_args + 1) >= MAX_ARGS)
2829                         goto error_args;
2830 #if TARGET_PHYS_ADDR_BITS > 32
2831                     args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2832 #else
2833                     args[nb_args++] = (void *)0;
2834 #endif
2835                     args[nb_args++] = (void *)(long)(val & 0xffffffff);
2836                     qdict_put(qdict, key, qint_from_int(val));
2837                 }
2838             }
2839             break;
2840         case '-':
2841             {
2842                 int has_option;
2843                 /* option */
2844
2845                 c = *typestr++;
2846                 if (c == '\0')
2847                     goto bad_type;
2848                 while (qemu_isspace(*p))
2849                     p++;
2850                 has_option = 0;
2851                 if (*p == '-') {
2852                     p++;
2853                     if (*p != c) {
2854                         monitor_printf(mon, "%s: unsupported option -%c\n",
2855                                        cmdname, *p);
2856                         goto fail;
2857                     }
2858                     p++;
2859                     has_option = 1;
2860                 }
2861                 if (nb_args >= MAX_ARGS)
2862                     goto error_args;
2863                 args[nb_args++] = (void *)(long)has_option;
2864                 qdict_put(qdict, key, qint_from_int(has_option));
2865             }
2866             break;
2867         default:
2868         bad_type:
2869             monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2870             goto fail;
2871         }
2872         qemu_free(key);
2873         key = NULL;
2874     }
2875     /* check that all arguments were parsed */
2876     while (qemu_isspace(*p))
2877         p++;
2878     if (*p != '\0') {
2879         monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2880                        cmdname);
2881         goto fail;
2882     }
2883
2884     qemu_errors_to_mon(mon);
2885     switch(nb_args) {
2886     case 0:
2887     case 1:
2888     case 2:
2889     case 3:
2890     case 4:
2891     case 5:
2892         handler_d = cmd->handler;
2893         handler_d(mon, qdict);
2894         break;
2895     case 6:
2896         handler_6 = cmd->handler;
2897         handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2898         break;
2899     case 7:
2900         handler_7 = cmd->handler;
2901         handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2902                   args[6]);
2903         break;
2904     case 8:
2905         handler_8 = cmd->handler;
2906         handler_8(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2907                   args[6], args[7]);
2908         break;
2909     case 9:
2910         handler_9 = cmd->handler;
2911         handler_9(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2912                   args[6], args[7], args[8]);
2913         break;
2914     case 10:
2915         handler_10 = cmd->handler;
2916         handler_10(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2917                    args[6], args[7], args[8], args[9]);
2918         break;
2919     default:
2920         monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2921         break;
2922     }
2923     qemu_errors_to_previous();
2924
2925  fail:
2926     qemu_free(key);
2927     for(i = 0; i < MAX_ARGS; i++)
2928         qemu_free(str_allocated[i]);
2929     QDECREF(qdict);
2930 }
2931
2932 static void cmd_completion(const char *name, const char *list)
2933 {
2934     const char *p, *pstart;
2935     char cmd[128];
2936     int len;
2937
2938     p = list;
2939     for(;;) {
2940         pstart = p;
2941         p = strchr(p, '|');
2942         if (!p)
2943             p = pstart + strlen(pstart);
2944         len = p - pstart;
2945         if (len > sizeof(cmd) - 2)
2946             len = sizeof(cmd) - 2;
2947         memcpy(cmd, pstart, len);
2948         cmd[len] = '\0';
2949         if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2950             readline_add_completion(cur_mon->rs, cmd);
2951         }
2952         if (*p == '\0')
2953             break;
2954         p++;
2955     }
2956 }
2957
2958 static void file_completion(const char *input)
2959 {
2960     DIR *ffs;
2961     struct dirent *d;
2962     char path[1024];
2963     char file[1024], file_prefix[1024];
2964     int input_path_len;
2965     const char *p;
2966
2967     p = strrchr(input, '/');
2968     if (!p) {
2969         input_path_len = 0;
2970         pstrcpy(file_prefix, sizeof(file_prefix), input);
2971         pstrcpy(path, sizeof(path), ".");
2972     } else {
2973         input_path_len = p - input + 1;
2974         memcpy(path, input, input_path_len);
2975         if (input_path_len > sizeof(path) - 1)
2976             input_path_len = sizeof(path) - 1;
2977         path[input_path_len] = '\0';
2978         pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2979     }
2980 #ifdef DEBUG_COMPLETION
2981     monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2982                    input, path, file_prefix);
2983 #endif
2984     ffs = opendir(path);
2985     if (!ffs)
2986         return;
2987     for(;;) {
2988         struct stat sb;
2989         d = readdir(ffs);
2990         if (!d)
2991             break;
2992         if (strstart(d->d_name, file_prefix, NULL)) {
2993             memcpy(file, input, input_path_len);
2994             if (input_path_len < sizeof(file))
2995                 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2996                         d->d_name);
2997             /* stat the file to find out if it's a directory.
2998              * In that case add a slash to speed up typing long paths
2999              */
3000             stat(file, &sb);
3001             if(S_ISDIR(sb.st_mode))
3002                 pstrcat(file, sizeof(file), "/");
3003             readline_add_completion(cur_mon->rs, file);
3004         }
3005     }
3006     closedir(ffs);
3007 }
3008
3009 static void block_completion_it(void *opaque, BlockDriverState *bs)
3010 {
3011     const char *name = bdrv_get_device_name(bs);
3012     const char *input = opaque;
3013
3014     if (input[0] == '\0' ||
3015         !strncmp(name, (char *)input, strlen(input))) {
3016         readline_add_completion(cur_mon->rs, name);
3017     }
3018 }
3019
3020 /* NOTE: this parser is an approximate form of the real command parser */
3021 static void parse_cmdline(const char *cmdline,
3022                          int *pnb_args, char **args)
3023 {
3024     const char *p;
3025     int nb_args, ret;
3026     char buf[1024];
3027
3028     p = cmdline;
3029     nb_args = 0;
3030     for(;;) {
3031         while (qemu_isspace(*p))
3032             p++;
3033         if (*p == '\0')
3034             break;
3035         if (nb_args >= MAX_ARGS)
3036             break;
3037         ret = get_str(buf, sizeof(buf), &p);
3038         args[nb_args] = qemu_strdup(buf);
3039         nb_args++;
3040         if (ret < 0)
3041             break;
3042     }
3043     *pnb_args = nb_args;
3044 }
3045
3046 static const char *next_arg_type(const char *typestr)
3047 {
3048     const char *p = strchr(typestr, ':');
3049     return (p != NULL ? ++p : typestr);
3050 }
3051
3052 static void monitor_find_completion(const char *cmdline)
3053 {
3054     const char *cmdname;
3055     char *args[MAX_ARGS];
3056     int nb_args, i, len;
3057     const char *ptype, *str;
3058     const mon_cmd_t *cmd;
3059     const KeyDef *key;
3060
3061     parse_cmdline(cmdline, &nb_args, args);
3062 #ifdef DEBUG_COMPLETION
3063     for(i = 0; i < nb_args; i++) {
3064         monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3065     }
3066 #endif
3067
3068     /* if the line ends with a space, it means we want to complete the
3069        next arg */
3070     len = strlen(cmdline);
3071     if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3072         if (nb_args >= MAX_ARGS)
3073             return;
3074         args[nb_args++] = qemu_strdup("");
3075     }
3076     if (nb_args <= 1) {
3077         /* command completion */
3078         if (nb_args == 0)
3079             cmdname = "";
3080         else
3081             cmdname = args[0];
3082         readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3083         for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3084             cmd_completion(cmdname, cmd->name);
3085         }
3086     } else {
3087         /* find the command */
3088         for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3089             if (compare_cmd(args[0], cmd->name))
3090                 goto found;
3091         }
3092         return;
3093     found:
3094         ptype = next_arg_type(cmd->args_type);
3095         for(i = 0; i < nb_args - 2; i++) {
3096             if (*ptype != '\0') {
3097                 ptype = next_arg_type(ptype);
3098                 while (*ptype == '?')
3099                     ptype = next_arg_type(ptype);
3100             }
3101         }
3102         str = args[nb_args - 1];
3103         if (*ptype == '-' && ptype[1] != '\0') {
3104             ptype += 2;
3105         }
3106         switch(*ptype) {
3107         case 'F':
3108             /* file completion */
3109             readline_set_completion_index(cur_mon->rs, strlen(str));
3110             file_completion(str);
3111             break;
3112         case 'B':
3113             /* block device name completion */
3114             readline_set_completion_index(cur_mon->rs, strlen(str));
3115             bdrv_iterate(block_completion_it, (void *)str);
3116             break;
3117         case 's':
3118             /* XXX: more generic ? */
3119             if (!strcmp(cmd->name, "info")) {
3120                 readline_set_completion_index(cur_mon->rs, strlen(str));
3121                 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3122                     cmd_completion(str, cmd->name);
3123                 }
3124             } else if (!strcmp(cmd->name, "sendkey")) {
3125                 char *sep = strrchr(str, '-');
3126                 if (sep)
3127                     str = sep + 1;
3128                 readline_set_completion_index(cur_mon->rs, strlen(str));
3129                 for(key = key_defs; key->name != NULL; key++) {
3130                     cmd_completion(str, key->name);
3131                 }
3132             } else if (!strcmp(cmd->name, "help|?")) {
3133                 readline_set_completion_index(cur_mon->rs, strlen(str));
3134                 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3135                     cmd_completion(str, cmd->name);
3136                 }
3137             }
3138             break;
3139         default:
3140             break;
3141         }
3142     }
3143     for(i = 0; i < nb_args; i++)
3144         qemu_free(args[i]);
3145 }
3146
3147 static int monitor_can_read(void *opaque)
3148 {
3149     Monitor *mon = opaque;
3150
3151     return (mon->suspend_cnt == 0) ? 128 : 0;
3152 }
3153
3154 static void monitor_read(void *opaque, const uint8_t *buf, int size)
3155 {
3156     Monitor *old_mon = cur_mon;
3157     int i;
3158
3159     cur_mon = opaque;
3160
3161     if (cur_mon->rs) {
3162         for (i = 0; i < size; i++)
3163             readline_handle_byte(cur_mon->rs, buf[i]);
3164     } else {
3165         if (size == 0 || buf[size - 1] != 0)
3166             monitor_printf(cur_mon, "corrupted command\n");
3167         else
3168             monitor_handle_command(cur_mon, (char *)buf);
3169     }
3170
3171     cur_mon = old_mon;
3172 }
3173
3174 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3175 {
3176     monitor_suspend(mon);
3177     monitor_handle_command(mon, cmdline);
3178     monitor_resume(mon);
3179 }
3180
3181 int monitor_suspend(Monitor *mon)
3182 {
3183     if (!mon->rs)
3184         return -ENOTTY;
3185     mon->suspend_cnt++;
3186     return 0;
3187 }
3188
3189 void monitor_resume(Monitor *mon)
3190 {
3191     if (!mon->rs)
3192         return;
3193     if (--mon->suspend_cnt == 0)
3194         readline_show_prompt(mon->rs);
3195 }
3196
3197 static void monitor_event(void *opaque, int event)
3198 {
3199     Monitor *mon = opaque;
3200
3201     switch (event) {
3202     case CHR_EVENT_MUX_IN:
3203         readline_restart(mon->rs);
3204         monitor_resume(mon);
3205         monitor_flush(mon);
3206         break;
3207
3208     case CHR_EVENT_MUX_OUT:
3209         if (mon->suspend_cnt == 0)
3210             monitor_printf(mon, "\n");
3211         monitor_flush(mon);
3212         monitor_suspend(mon);
3213         break;
3214
3215     case CHR_EVENT_RESET:
3216         monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3217                        "information\n", QEMU_VERSION);
3218         if (mon->chr->focus == 0)
3219             readline_show_prompt(mon->rs);
3220         break;
3221     }
3222 }
3223
3224
3225 /*
3226  * Local variables:
3227  *  c-indent-level: 4
3228  *  c-basic-offset: 4
3229  *  tab-width: 8
3230  * End:
3231  */
3232
3233 void monitor_init(CharDriverState *chr, int flags)
3234 {
3235     static int is_first_init = 1;
3236     Monitor *mon;
3237
3238     if (is_first_init) {
3239         key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3240         is_first_init = 0;
3241     }
3242
3243     mon = qemu_mallocz(sizeof(*mon));
3244
3245     mon->chr = chr;
3246     mon->flags = flags;
3247     if (mon->chr->focus != 0)
3248         mon->suspend_cnt = 1; /* mux'ed monitors start suspended */
3249     if (flags & MONITOR_USE_READLINE) {
3250         mon->rs = readline_init(mon, monitor_find_completion);
3251         monitor_read_command(mon, 0);
3252     }
3253
3254     qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3255                           mon);
3256
3257     LIST_INSERT_HEAD(&mon_list, mon, entry);
3258     if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3259         cur_mon = mon;
3260 }
3261
3262 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3263 {
3264     BlockDriverState *bs = opaque;
3265     int ret = 0;
3266
3267     if (bdrv_set_key(bs, password) != 0) {
3268         monitor_printf(mon, "invalid password\n");
3269         ret = -EPERM;
3270     }
3271     if (mon->password_completion_cb)
3272         mon->password_completion_cb(mon->password_opaque, ret);
3273
3274     monitor_read_command(mon, 1);
3275 }
3276
3277 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3278                                  BlockDriverCompletionFunc *completion_cb,
3279                                  void *opaque)
3280 {
3281     int err;
3282
3283     if (!bdrv_key_required(bs)) {
3284         if (completion_cb)
3285             completion_cb(opaque, 0);
3286         return;
3287     }
3288
3289     monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3290                    bdrv_get_encrypted_filename(bs));
3291
3292     mon->password_completion_cb = completion_cb;
3293     mon->password_opaque = opaque;
3294
3295     err = monitor_read_password(mon, bdrv_password_cb, bs);
3296
3297     if (err && completion_cb)
3298         completion_cb(opaque, err);
3299 }
3300
3301 typedef struct QemuErrorSink QemuErrorSink;
3302 struct QemuErrorSink {
3303     enum {
3304         ERR_SINK_FILE,
3305         ERR_SINK_MONITOR,
3306     } dest;
3307     union {
3308         FILE    *fp;
3309         Monitor *mon;
3310     };
3311     QemuErrorSink *previous;
3312 };
3313
3314 static QemuErrorSink *qemu_error_sink;
3315
3316 void qemu_errors_to_file(FILE *fp)
3317 {
3318     QemuErrorSink *sink;
3319
3320     sink = qemu_mallocz(sizeof(*sink));
3321     sink->dest = ERR_SINK_FILE;
3322     sink->fp = fp;
3323     sink->previous = qemu_error_sink;
3324     qemu_error_sink = sink;
3325 }
3326
3327 void qemu_errors_to_mon(Monitor *mon)
3328 {
3329     QemuErrorSink *sink;
3330
3331     sink = qemu_mallocz(sizeof(*sink));
3332     sink->dest = ERR_SINK_MONITOR;
3333     sink->mon = mon;
3334     sink->previous = qemu_error_sink;
3335     qemu_error_sink = sink;
3336 }
3337
3338 void qemu_errors_to_previous(void)
3339 {
3340     QemuErrorSink *sink;
3341
3342     assert(qemu_error_sink != NULL);
3343     sink = qemu_error_sink;
3344     qemu_error_sink = sink->previous;
3345     qemu_free(sink);
3346 }
3347
3348 void qemu_error(const char *fmt, ...)
3349 {
3350     va_list args;
3351
3352     assert(qemu_error_sink != NULL);
3353     switch (qemu_error_sink->dest) {
3354     case ERR_SINK_FILE:
3355         va_start(args, fmt);
3356         vfprintf(qemu_error_sink->fp, fmt, args);
3357         va_end(args);
3358         break;
3359     case ERR_SINK_MONITOR:
3360         va_start(args, fmt);
3361         monitor_vprintf(qemu_error_sink->mon, fmt, args);
3362         va_end(args);
3363         break;
3364     }
3365 }