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monitor: union for command handlers
[qemu/aliguori-queue.git] / monitor.c
blob2bf82f3c66f23958e15dfa9662875b388b62448a
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 "hw/loader.h"
33 #include "gdbstub.h"
34 #include "net.h"
35 #include "qemu-char.h"
36 #include "sysemu.h"
37 #include "monitor.h"
38 #include "readline.h"
39 #include "console.h"
40 #include "block.h"
41 #include "audio/audio.h"
42 #include "disas.h"
43 #include "balloon.h"
44 #include "qemu-timer.h"
45 #include "migration.h"
46 #include "kvm.h"
47 #include "acl.h"
48 #include "qint.h"
49 #include "qdict.h"
50 #include "qstring.h"
51
52 //#define DEBUG
53 //#define DEBUG_COMPLETION
54
55 /*
56 * Supported types:
57 *
58 * 'F' filename
59 * 'B' block device name
60 * 's' string (accept optional quote)
61 * 'i' 32 bit integer
62 * 'l' target long (32 or 64 bit)
63 * '/' optional gdb-like print format (like "/10x")
64 *
65 * '?' optional type (for all types, except '/')
66 * '.' other form of optional type (for 'i' and 'l')
67 * '-' optional parameter (eg. '-f')
68 *
69 */
70
71 typedef struct mon_cmd_t {
72 const char *name;
73 const char *args_type;
74 const char *params;
75 const char *help;
76 union {
77 void (*info)(Monitor *mon);
78 void (*cmd)(Monitor *mon, const QDict *qdict);
79 } mhandler;
80 } mon_cmd_t;
81
82 /* file descriptors passed via SCM_RIGHTS */
83 typedef struct mon_fd_t mon_fd_t;
84 struct mon_fd_t {
85 char *name;
86 int fd;
87 QLIST_ENTRY(mon_fd_t) next;
88 };
89
90 struct Monitor {
91 CharDriverState *chr;
92 int mux_out;
93 int reset_seen;
94 int flags;
95 int suspend_cnt;
96 uint8_t outbuf[1024];
97 int outbuf_index;
98 ReadLineState *rs;
99 CPUState *mon_cpu;
100 BlockDriverCompletionFunc *password_completion_cb;
101 void *password_opaque;
102 QLIST_HEAD(,mon_fd_t) fds;
103 QLIST_ENTRY(Monitor) entry;
104 };
105
106 static QLIST_HEAD(mon_list, Monitor) mon_list;
107
108 static const mon_cmd_t mon_cmds[];
109 static const mon_cmd_t info_cmds[];
110
111 Monitor *cur_mon = NULL;
112
113 static void monitor_command_cb(Monitor *mon, const char *cmdline,
114 void *opaque);
115
116 static void monitor_read_command(Monitor *mon, int show_prompt)
117 {
118 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
119 if (show_prompt)
120 readline_show_prompt(mon->rs);
121 }
122
123 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
124 void *opaque)
125 {
126 if (mon->rs) {
127 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
128 /* prompt is printed on return from the command handler */
129 return 0;
130 } else {
131 monitor_printf(mon, "terminal does not support password prompting\n");
132 return -ENOTTY;
133 }
134 }
135
136 void monitor_flush(Monitor *mon)
137 {
138 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
139 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
140 mon->outbuf_index = 0;
141 }
142 }
143
144 /* flush at every end of line or if the buffer is full */
145 static void monitor_puts(Monitor *mon, const char *str)
146 {
147 char c;
148
149 if (!mon)
150 return;
151
152 for(;;) {
153 c = *str++;
154 if (c == '\0')
155 break;
156 if (c == '\n')
157 mon->outbuf[mon->outbuf_index++] = '\r';
158 mon->outbuf[mon->outbuf_index++] = c;
159 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
160 || c == '\n')
161 monitor_flush(mon);
162 }
163 }
164
165 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
166 {
167 char buf[4096];
168 vsnprintf(buf, sizeof(buf), fmt, ap);
169 monitor_puts(mon, buf);
170 }
171
172 void monitor_printf(Monitor *mon, const char *fmt, ...)
173 {
174 va_list ap;
175 va_start(ap, fmt);
176 monitor_vprintf(mon, fmt, ap);
177 va_end(ap);
178 }
179
180 void monitor_print_filename(Monitor *mon, const char *filename)
181 {
182 int i;
183
184 for (i = 0; filename[i]; i++) {
185 switch (filename[i]) {
186 case ' ':
187 case '"':
188 case '\\':
189 monitor_printf(mon, "\\%c", filename[i]);
190 break;
191 case '\t':
192 monitor_printf(mon, "\\t");
193 break;
194 case '\r':
195 monitor_printf(mon, "\\r");
196 break;
197 case '\n':
198 monitor_printf(mon, "\\n");
199 break;
200 default:
201 monitor_printf(mon, "%c", filename[i]);
202 break;
203 }
204 }
205 }
206
207 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
208 {
209 va_list ap;
210 va_start(ap, fmt);
211 monitor_vprintf((Monitor *)stream, fmt, ap);
212 va_end(ap);
213 return 0;
214 }
215
216 static int compare_cmd(const char *name, const char *list)
217 {
218 const char *p, *pstart;
219 int len;
220 len = strlen(name);
221 p = list;
222 for(;;) {
223 pstart = p;
224 p = strchr(p, '|');
225 if (!p)
226 p = pstart + strlen(pstart);
227 if ((p - pstart) == len && !memcmp(pstart, name, len))
228 return 1;
229 if (*p == '\0')
230 break;
231 p++;
232 }
233 return 0;
234 }
235
236 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
237 const char *prefix, const char *name)
238 {
239 const mon_cmd_t *cmd;
240
241 for(cmd = cmds; cmd->name != NULL; cmd++) {
242 if (!name || !strcmp(name, cmd->name))
243 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
244 cmd->params, cmd->help);
245 }
246 }
247
248 static void help_cmd(Monitor *mon, const char *name)
249 {
250 if (name && !strcmp(name, "info")) {
251 help_cmd_dump(mon, info_cmds, "info ", NULL);
252 } else {
253 help_cmd_dump(mon, mon_cmds, "", name);
254 if (name && !strcmp(name, "log")) {
255 const CPULogItem *item;
256 monitor_printf(mon, "Log items (comma separated):\n");
257 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
258 for(item = cpu_log_items; item->mask != 0; item++) {
259 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
260 }
261 }
262 }
263 }
264
265 static void do_help_cmd(Monitor *mon, const QDict *qdict)
266 {
267 help_cmd(mon, qdict_get_try_str(qdict, "name"));
268 }
269
270 static void do_commit(Monitor *mon, const QDict *qdict)
271 {
272 int all_devices;
273 DriveInfo *dinfo;
274 const char *device = qdict_get_str(qdict, "device");
275
276 all_devices = !strcmp(device, "all");
277 QTAILQ_FOREACH(dinfo, &drives, next) {
278 if (!all_devices)
279 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
280 continue;
281 bdrv_commit(dinfo->bdrv);
282 }
283 }
284
285 static void do_info(Monitor *mon, const QDict *qdict)
286 {
287 const mon_cmd_t *cmd;
288 const char *item = qdict_get_try_str(qdict, "item");
289
290 if (!item)
291 goto help;
292 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
293 if (compare_cmd(item, cmd->name))
294 goto found;
295 }
296 help:
297 help_cmd(mon, "info");
298 return;
299 found:
300 cmd->mhandler.info(mon);
301 }
302
303 static void do_info_version(Monitor *mon)
304 {
305 monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
306 }
307
308 static void do_info_name(Monitor *mon)
309 {
310 if (qemu_name)
311 monitor_printf(mon, "%s\n", qemu_name);
312 }
313
314 #if defined(TARGET_I386)
315 static void do_info_hpet(Monitor *mon)
316 {
317 monitor_printf(mon, "HPET is %s by QEMU\n",
318 (no_hpet) ? "disabled" : "enabled");
319 }
320 #endif
321
322 static void do_info_uuid(Monitor *mon)
323 {
324 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
325 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
326 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
327 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
328 qemu_uuid[14], qemu_uuid[15]);
329 }
330
331 /* get the current CPU defined by the user */
332 static int mon_set_cpu(int cpu_index)
333 {
334 CPUState *env;
335
336 for(env = first_cpu; env != NULL; env = env->next_cpu) {
337 if (env->cpu_index == cpu_index) {
338 cur_mon->mon_cpu = env;
339 return 0;
340 }
341 }
342 return -1;
343 }
344
345 static CPUState *mon_get_cpu(void)
346 {
347 if (!cur_mon->mon_cpu) {
348 mon_set_cpu(0);
349 }
350 cpu_synchronize_state(cur_mon->mon_cpu);
351 return cur_mon->mon_cpu;
352 }
353
354 static void do_info_registers(Monitor *mon)
355 {
356 CPUState *env;
357 env = mon_get_cpu();
358 if (!env)
359 return;
360 #ifdef TARGET_I386
361 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
362 X86_DUMP_FPU);
363 #else
364 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
365 0);
366 #endif
367 }
368
369 static void do_info_cpus(Monitor *mon)
370 {
371 CPUState *env;
372
373 /* just to set the default cpu if not already done */
374 mon_get_cpu();
375
376 for(env = first_cpu; env != NULL; env = env->next_cpu) {
377 cpu_synchronize_state(env);
378 monitor_printf(mon, "%c CPU #%d:",
379 (env == mon->mon_cpu) ? '*' : ' ',
380 env->cpu_index);
381 #if defined(TARGET_I386)
382 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
383 env->eip + env->segs[R_CS].base);
384 #elif defined(TARGET_PPC)
385 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
386 #elif defined(TARGET_SPARC)
387 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
388 env->pc, env->npc);
389 #elif defined(TARGET_MIPS)
390 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
391 #endif
392 if (env->halted)
393 monitor_printf(mon, " (halted)");
394 monitor_printf(mon, "\n");
395 }
396 }
397
398 static void do_cpu_set(Monitor *mon, const QDict *qdict)
399 {
400 int index = qdict_get_int(qdict, "index");
401 if (mon_set_cpu(index) < 0)
402 monitor_printf(mon, "Invalid CPU index\n");
403 }
404
405 static void do_info_jit(Monitor *mon)
406 {
407 dump_exec_info((FILE *)mon, monitor_fprintf);
408 }
409
410 static void do_info_history(Monitor *mon)
411 {
412 int i;
413 const char *str;
414
415 if (!mon->rs)
416 return;
417 i = 0;
418 for(;;) {
419 str = readline_get_history(mon->rs, i);
420 if (!str)
421 break;
422 monitor_printf(mon, "%d: '%s'\n", i, str);
423 i++;
424 }
425 }
426
427 #if defined(TARGET_PPC)
428 /* XXX: not implemented in other targets */
429 static void do_info_cpu_stats(Monitor *mon)
430 {
431 CPUState *env;
432
433 env = mon_get_cpu();
434 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
435 }
436 #endif
437
438 static void do_quit(Monitor *mon, const QDict *qdict)
439 {
440 exit(0);
441 }
442
443 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
444 {
445 if (bdrv_is_inserted(bs)) {
446 if (!force) {
447 if (!bdrv_is_removable(bs)) {
448 monitor_printf(mon, "device is not removable\n");
449 return -1;
450 }
451 if (bdrv_is_locked(bs)) {
452 monitor_printf(mon, "device is locked\n");
453 return -1;
454 }
455 }
456 bdrv_close(bs);
457 }
458 return 0;
459 }
460
461 static void do_eject(Monitor *mon, const QDict *qdict)
462 {
463 BlockDriverState *bs;
464 int force = qdict_get_int(qdict, "force");
465 const char *filename = qdict_get_str(qdict, "filename");
466
467 bs = bdrv_find(filename);
468 if (!bs) {
469 monitor_printf(mon, "device not found\n");
470 return;
471 }
472 eject_device(mon, bs, force);
473 }
474
475 static void do_change_block(Monitor *mon, const char *device,
476 const char *filename, const char *fmt)
477 {
478 BlockDriverState *bs;
479 BlockDriver *drv = NULL;
480
481 bs = bdrv_find(device);
482 if (!bs) {
483 monitor_printf(mon, "device not found\n");
484 return;
485 }
486 if (fmt) {
487 drv = bdrv_find_format(fmt);
488 if (!drv) {
489 monitor_printf(mon, "invalid format %s\n", fmt);
490 return;
491 }
492 }
493 if (eject_device(mon, bs, 0) < 0)
494 return;
495 bdrv_open2(bs, filename, 0, drv);
496 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
497 }
498
499 static void change_vnc_password_cb(Monitor *mon, const char *password,
500 void *opaque)
501 {
502 if (vnc_display_password(NULL, password) < 0)
503 monitor_printf(mon, "could not set VNC server password\n");
504
505 monitor_read_command(mon, 1);
506 }
507
508 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
509 {
510 if (strcmp(target, "passwd") == 0 ||
511 strcmp(target, "password") == 0) {
512 if (arg) {
513 char password[9];
514 strncpy(password, arg, sizeof(password));
515 password[sizeof(password) - 1] = '\0';
516 change_vnc_password_cb(mon, password, NULL);
517 } else {
518 monitor_read_password(mon, change_vnc_password_cb, NULL);
519 }
520 } else {
521 if (vnc_display_open(NULL, target) < 0)
522 monitor_printf(mon, "could not start VNC server on %s\n", target);
523 }
524 }
525
526 static void do_change(Monitor *mon, const QDict *qdict)
527 {
528 const char *device = qdict_get_str(qdict, "device");
529 const char *target = qdict_get_str(qdict, "target");
530 const char *arg = qdict_get_try_str(qdict, "arg");
531 if (strcmp(device, "vnc") == 0) {
532 do_change_vnc(mon, target, arg);
533 } else {
534 do_change_block(mon, device, target, arg);
535 }
536 }
537
538 static void do_screen_dump(Monitor *mon, const QDict *qdict)
539 {
540 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
541 }
542
543 static void do_logfile(Monitor *mon, const QDict *qdict)
544 {
545 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
546 }
547
548 static void do_log(Monitor *mon, const QDict *qdict)
549 {
550 int mask;
551 const char *items = qdict_get_str(qdict, "items");
552
553 if (!strcmp(items, "none")) {
554 mask = 0;
555 } else {
556 mask = cpu_str_to_log_mask(items);
557 if (!mask) {
558 help_cmd(mon, "log");
559 return;
560 }
561 }
562 cpu_set_log(mask);
563 }
564
565 static void do_singlestep(Monitor *mon, const QDict *qdict)
566 {
567 const char *option = qdict_get_try_str(qdict, "option");
568 if (!option || !strcmp(option, "on")) {
569 singlestep = 1;
570 } else if (!strcmp(option, "off")) {
571 singlestep = 0;
572 } else {
573 monitor_printf(mon, "unexpected option %s\n", option);
574 }
575 }
576
577 static void do_stop(Monitor *mon, const QDict *qdict)
578 {
579 vm_stop(EXCP_INTERRUPT);
580 }
581
582 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
583
584 struct bdrv_iterate_context {
585 Monitor *mon;
586 int err;
587 };
588
589 static void do_cont(Monitor *mon, const QDict *qdict)
590 {
591 struct bdrv_iterate_context context = { mon, 0 };
592
593 bdrv_iterate(encrypted_bdrv_it, &context);
594 /* only resume the vm if all keys are set and valid */
595 if (!context.err)
596 vm_start();
597 }
598
599 static void bdrv_key_cb(void *opaque, int err)
600 {
601 Monitor *mon = opaque;
602
603 /* another key was set successfully, retry to continue */
604 if (!err)
605 do_cont(mon, NULL);
606 }
607
608 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
609 {
610 struct bdrv_iterate_context *context = opaque;
611
612 if (!context->err && bdrv_key_required(bs)) {
613 context->err = -EBUSY;
614 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
615 context->mon);
616 }
617 }
618
619 static void do_gdbserver(Monitor *mon, const QDict *qdict)
620 {
621 const char *device = qdict_get_try_str(qdict, "device");
622 if (!device)
623 device = "tcp::" DEFAULT_GDBSTUB_PORT;
624 if (gdbserver_start(device) < 0) {
625 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
626 device);
627 } else if (strcmp(device, "none") == 0) {
628 monitor_printf(mon, "Disabled gdbserver\n");
629 } else {
630 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
631 device);
632 }
633 }
634
635 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
636 {
637 const char *action = qdict_get_str(qdict, "action");
638 if (select_watchdog_action(action) == -1) {
639 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
640 }
641 }
642
643 static void monitor_printc(Monitor *mon, int c)
644 {
645 monitor_printf(mon, "'");
646 switch(c) {
647 case '\'':
648 monitor_printf(mon, "\\'");
649 break;
650 case '\\':
651 monitor_printf(mon, "\\\\");
652 break;
653 case '\n':
654 monitor_printf(mon, "\\n");
655 break;
656 case '\r':
657 monitor_printf(mon, "\\r");
658 break;
659 default:
660 if (c >= 32 && c <= 126) {
661 monitor_printf(mon, "%c", c);
662 } else {
663 monitor_printf(mon, "\\x%02x", c);
664 }
665 break;
666 }
667 monitor_printf(mon, "'");
668 }
669
670 static void memory_dump(Monitor *mon, int count, int format, int wsize,
671 target_phys_addr_t addr, int is_physical)
672 {
673 CPUState *env;
674 int nb_per_line, l, line_size, i, max_digits, len;
675 uint8_t buf[16];
676 uint64_t v;
677
678 if (format == 'i') {
679 int flags;
680 flags = 0;
681 env = mon_get_cpu();
682 if (!env && !is_physical)
683 return;
684 #ifdef TARGET_I386
685 if (wsize == 2) {
686 flags = 1;
687 } else if (wsize == 4) {
688 flags = 0;
689 } else {
690 /* as default we use the current CS size */
691 flags = 0;
692 if (env) {
693 #ifdef TARGET_X86_64
694 if ((env->efer & MSR_EFER_LMA) &&
695 (env->segs[R_CS].flags & DESC_L_MASK))
696 flags = 2;
697 else
698 #endif
699 if (!(env->segs[R_CS].flags & DESC_B_MASK))
700 flags = 1;
701 }
702 }
703 #endif
704 monitor_disas(mon, env, addr, count, is_physical, flags);
705 return;
706 }
707
708 len = wsize * count;
709 if (wsize == 1)
710 line_size = 8;
711 else
712 line_size = 16;
713 nb_per_line = line_size / wsize;
714 max_digits = 0;
715
716 switch(format) {
717 case 'o':
718 max_digits = (wsize * 8 + 2) / 3;
719 break;
720 default:
721 case 'x':
722 max_digits = (wsize * 8) / 4;
723 break;
724 case 'u':
725 case 'd':
726 max_digits = (wsize * 8 * 10 + 32) / 33;
727 break;
728 case 'c':
729 wsize = 1;
730 break;
731 }
732
733 while (len > 0) {
734 if (is_physical)
735 monitor_printf(mon, TARGET_FMT_plx ":", addr);
736 else
737 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
738 l = len;
739 if (l > line_size)
740 l = line_size;
741 if (is_physical) {
742 cpu_physical_memory_rw(addr, buf, l, 0);
743 } else {
744 env = mon_get_cpu();
745 if (!env)
746 break;
747 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
748 monitor_printf(mon, " Cannot access memory\n");
749 break;
750 }
751 }
752 i = 0;
753 while (i < l) {
754 switch(wsize) {
755 default:
756 case 1:
757 v = ldub_raw(buf + i);
758 break;
759 case 2:
760 v = lduw_raw(buf + i);
761 break;
762 case 4:
763 v = (uint32_t)ldl_raw(buf + i);
764 break;
765 case 8:
766 v = ldq_raw(buf + i);
767 break;
768 }
769 monitor_printf(mon, " ");
770 switch(format) {
771 case 'o':
772 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
773 break;
774 case 'x':
775 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
776 break;
777 case 'u':
778 monitor_printf(mon, "%*" PRIu64, max_digits, v);
779 break;
780 case 'd':
781 monitor_printf(mon, "%*" PRId64, max_digits, v);
782 break;
783 case 'c':
784 monitor_printc(mon, v);
785 break;
786 }
787 i += wsize;
788 }
789 monitor_printf(mon, "\n");
790 addr += l;
791 len -= l;
792 }
793 }
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 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
806 {
807 int count = qdict_get_int(qdict, "count");
808 int format = qdict_get_int(qdict, "format");
809 int size = qdict_get_int(qdict, "size");
810 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
811
812 memory_dump(mon, count, format, size, addr, 1);
813 }
814
815 static void do_print(Monitor *mon, const QDict *qdict)
816 {
817 int format = qdict_get_int(qdict, "format");
818 target_phys_addr_t val = qdict_get_int(qdict, "val");
819
820 #if TARGET_PHYS_ADDR_BITS == 32
821 switch(format) {
822 case 'o':
823 monitor_printf(mon, "%#o", val);
824 break;
825 case 'x':
826 monitor_printf(mon, "%#x", val);
827 break;
828 case 'u':
829 monitor_printf(mon, "%u", val);
830 break;
831 default:
832 case 'd':
833 monitor_printf(mon, "%d", val);
834 break;
835 case 'c':
836 monitor_printc(mon, val);
837 break;
838 }
839 #else
840 switch(format) {
841 case 'o':
842 monitor_printf(mon, "%#" PRIo64, val);
843 break;
844 case 'x':
845 monitor_printf(mon, "%#" PRIx64, val);
846 break;
847 case 'u':
848 monitor_printf(mon, "%" PRIu64, val);
849 break;
850 default:
851 case 'd':
852 monitor_printf(mon, "%" PRId64, val);
853 break;
854 case 'c':
855 monitor_printc(mon, val);
856 break;
857 }
858 #endif
859 monitor_printf(mon, "\n");
860 }
861
862 static void do_memory_save(Monitor *mon, const QDict *qdict)
863 {
864 FILE *f;
865 uint32_t size = qdict_get_int(qdict, "size");
866 const char *filename = qdict_get_str(qdict, "filename");
867 target_long addr = qdict_get_int(qdict, "val");
868 uint32_t l;
869 CPUState *env;
870 uint8_t buf[1024];
871
872 env = mon_get_cpu();
873 if (!env)
874 return;
875
876 f = fopen(filename, "wb");
877 if (!f) {
878 monitor_printf(mon, "could not open '%s'\n", filename);
879 return;
880 }
881 while (size != 0) {
882 l = sizeof(buf);
883 if (l > size)
884 l = size;
885 cpu_memory_rw_debug(env, addr, buf, l, 0);
886 fwrite(buf, 1, l, f);
887 addr += l;
888 size -= l;
889 }
890 fclose(f);
891 }
892
893 static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
894 {
895 FILE *f;
896 uint32_t l;
897 uint8_t buf[1024];
898 uint32_t size = qdict_get_int(qdict, "size");
899 const char *filename = qdict_get_str(qdict, "filename");
900 target_phys_addr_t addr = qdict_get_int(qdict, "val");
901
902 f = fopen(filename, "wb");
903 if (!f) {
904 monitor_printf(mon, "could not open '%s'\n", filename);
905 return;
906 }
907 while (size != 0) {
908 l = sizeof(buf);
909 if (l > size)
910 l = size;
911 cpu_physical_memory_rw(addr, buf, l, 0);
912 fwrite(buf, 1, l, f);
913 fflush(f);
914 addr += l;
915 size -= l;
916 }
917 fclose(f);
918 }
919
920 static void do_sum(Monitor *mon, const QDict *qdict)
921 {
922 uint32_t addr;
923 uint8_t buf[1];
924 uint16_t sum;
925 uint32_t start = qdict_get_int(qdict, "start");
926 uint32_t size = qdict_get_int(qdict, "size");
927
928 sum = 0;
929 for(addr = start; addr < (start + size); addr++) {
930 cpu_physical_memory_rw(addr, buf, 1, 0);
931 /* BSD sum algorithm ('sum' Unix command) */
932 sum = (sum >> 1) | (sum << 15);
933 sum += buf[0];
934 }
935 monitor_printf(mon, "%05d\n", sum);
936 }
937
938 typedef struct {
939 int keycode;
940 const char *name;
941 } KeyDef;
942
943 static const KeyDef key_defs[] = {
944 { 0x2a, "shift" },
945 { 0x36, "shift_r" },
946
947 { 0x38, "alt" },
948 { 0xb8, "alt_r" },
949 { 0x64, "altgr" },
950 { 0xe4, "altgr_r" },
951 { 0x1d, "ctrl" },
952 { 0x9d, "ctrl_r" },
953
954 { 0xdd, "menu" },
955
956 { 0x01, "esc" },
957
958 { 0x02, "1" },
959 { 0x03, "2" },
960 { 0x04, "3" },
961 { 0x05, "4" },
962 { 0x06, "5" },
963 { 0x07, "6" },
964 { 0x08, "7" },
965 { 0x09, "8" },
966 { 0x0a, "9" },
967 { 0x0b, "0" },
968 { 0x0c, "minus" },
969 { 0x0d, "equal" },
970 { 0x0e, "backspace" },
971
972 { 0x0f, "tab" },
973 { 0x10, "q" },
974 { 0x11, "w" },
975 { 0x12, "e" },
976 { 0x13, "r" },
977 { 0x14, "t" },
978 { 0x15, "y" },
979 { 0x16, "u" },
980 { 0x17, "i" },
981 { 0x18, "o" },
982 { 0x19, "p" },
983
984 { 0x1c, "ret" },
985
986 { 0x1e, "a" },
987 { 0x1f, "s" },
988 { 0x20, "d" },
989 { 0x21, "f" },
990 { 0x22, "g" },
991 { 0x23, "h" },
992 { 0x24, "j" },
993 { 0x25, "k" },
994 { 0x26, "l" },
995
996 { 0x2c, "z" },
997 { 0x2d, "x" },
998 { 0x2e, "c" },
999 { 0x2f, "v" },
1000 { 0x30, "b" },
1001 { 0x31, "n" },
1002 { 0x32, "m" },
1003 { 0x33, "comma" },
1004 { 0x34, "dot" },
1005 { 0x35, "slash" },
1006
1007 { 0x37, "asterisk" },
1008
1009 { 0x39, "spc" },
1010 { 0x3a, "caps_lock" },
1011 { 0x3b, "f1" },
1012 { 0x3c, "f2" },
1013 { 0x3d, "f3" },
1014 { 0x3e, "f4" },
1015 { 0x3f, "f5" },
1016 { 0x40, "f6" },
1017 { 0x41, "f7" },
1018 { 0x42, "f8" },
1019 { 0x43, "f9" },
1020 { 0x44, "f10" },
1021 { 0x45, "num_lock" },
1022 { 0x46, "scroll_lock" },
1023
1024 { 0xb5, "kp_divide" },
1025 { 0x37, "kp_multiply" },
1026 { 0x4a, "kp_subtract" },
1027 { 0x4e, "kp_add" },
1028 { 0x9c, "kp_enter" },
1029 { 0x53, "kp_decimal" },
1030 { 0x54, "sysrq" },
1031
1032 { 0x52, "kp_0" },
1033 { 0x4f, "kp_1" },
1034 { 0x50, "kp_2" },
1035 { 0x51, "kp_3" },
1036 { 0x4b, "kp_4" },
1037 { 0x4c, "kp_5" },
1038 { 0x4d, "kp_6" },
1039 { 0x47, "kp_7" },
1040 { 0x48, "kp_8" },
1041 { 0x49, "kp_9" },
1042
1043 { 0x56, "<" },
1044
1045 { 0x57, "f11" },
1046 { 0x58, "f12" },
1047
1048 { 0xb7, "print" },
1049
1050 { 0xc7, "home" },
1051 { 0xc9, "pgup" },
1052 { 0xd1, "pgdn" },
1053 { 0xcf, "end" },
1054
1055 { 0xcb, "left" },
1056 { 0xc8, "up" },
1057 { 0xd0, "down" },
1058 { 0xcd, "right" },
1059
1060 { 0xd2, "insert" },
1061 { 0xd3, "delete" },
1062 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1063 { 0xf0, "stop" },
1064 { 0xf1, "again" },
1065 { 0xf2, "props" },
1066 { 0xf3, "undo" },
1067 { 0xf4, "front" },
1068 { 0xf5, "copy" },
1069 { 0xf6, "open" },
1070 { 0xf7, "paste" },
1071 { 0xf8, "find" },
1072 { 0xf9, "cut" },
1073 { 0xfa, "lf" },
1074 { 0xfb, "help" },
1075 { 0xfc, "meta_l" },
1076 { 0xfd, "meta_r" },
1077 { 0xfe, "compose" },
1078 #endif
1079 { 0, NULL },
1080 };
1081
1082 static int get_keycode(const char *key)
1083 {
1084 const KeyDef *p;
1085 char *endp;
1086 int ret;
1087
1088 for(p = key_defs; p->name != NULL; p++) {
1089 if (!strcmp(key, p->name))
1090 return p->keycode;
1091 }
1092 if (strstart(key, "0x", NULL)) {
1093 ret = strtoul(key, &endp, 0);
1094 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1095 return ret;
1096 }
1097 return -1;
1098 }
1099
1100 #define MAX_KEYCODES 16
1101 static uint8_t keycodes[MAX_KEYCODES];
1102 static int nb_pending_keycodes;
1103 static QEMUTimer *key_timer;
1104
1105 static void release_keys(void *opaque)
1106 {
1107 int keycode;
1108
1109 while (nb_pending_keycodes > 0) {
1110 nb_pending_keycodes--;
1111 keycode = keycodes[nb_pending_keycodes];
1112 if (keycode & 0x80)
1113 kbd_put_keycode(0xe0);
1114 kbd_put_keycode(keycode | 0x80);
1115 }
1116 }
1117
1118 static void do_sendkey(Monitor *mon, const QDict *qdict)
1119 {
1120 char keyname_buf[16];
1121 char *separator;
1122 int keyname_len, keycode, i;
1123 const char *string = qdict_get_str(qdict, "string");
1124 int has_hold_time = qdict_haskey(qdict, "hold_time");
1125 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1126
1127 if (nb_pending_keycodes > 0) {
1128 qemu_del_timer(key_timer);
1129 release_keys(NULL);
1130 }
1131 if (!has_hold_time)
1132 hold_time = 100;
1133 i = 0;
1134 while (1) {
1135 separator = strchr(string, '-');
1136 keyname_len = separator ? separator - string : strlen(string);
1137 if (keyname_len > 0) {
1138 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1139 if (keyname_len > sizeof(keyname_buf) - 1) {
1140 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1141 return;
1142 }
1143 if (i == MAX_KEYCODES) {
1144 monitor_printf(mon, "too many keys\n");
1145 return;
1146 }
1147 keyname_buf[keyname_len] = 0;
1148 keycode = get_keycode(keyname_buf);
1149 if (keycode < 0) {
1150 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1151 return;
1152 }
1153 keycodes[i++] = keycode;
1154 }
1155 if (!separator)
1156 break;
1157 string = separator + 1;
1158 }
1159 nb_pending_keycodes = i;
1160 /* key down events */
1161 for (i = 0; i < nb_pending_keycodes; i++) {
1162 keycode = keycodes[i];
1163 if (keycode & 0x80)
1164 kbd_put_keycode(0xe0);
1165 kbd_put_keycode(keycode & 0x7f);
1166 }
1167 /* delayed key up events */
1168 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1169 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1170 }
1171
1172 static int mouse_button_state;
1173
1174 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1175 {
1176 int dx, dy, dz;
1177 const char *dx_str = qdict_get_str(qdict, "dx_str");
1178 const char *dy_str = qdict_get_str(qdict, "dy_str");
1179 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1180 dx = strtol(dx_str, NULL, 0);
1181 dy = strtol(dy_str, NULL, 0);
1182 dz = 0;
1183 if (dz_str)
1184 dz = strtol(dz_str, NULL, 0);
1185 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1186 }
1187
1188 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1189 {
1190 int button_state = qdict_get_int(qdict, "button_state");
1191 mouse_button_state = button_state;
1192 kbd_mouse_event(0, 0, 0, mouse_button_state);
1193 }
1194
1195 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1196 {
1197 int size = qdict_get_int(qdict, "size");
1198 int addr = qdict_get_int(qdict, "addr");
1199 int has_index = qdict_haskey(qdict, "index");
1200 uint32_t val;
1201 int suffix;
1202
1203 if (has_index) {
1204 int index = qdict_get_int(qdict, "index");
1205 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1206 addr++;
1207 }
1208 addr &= 0xffff;
1209
1210 switch(size) {
1211 default:
1212 case 1:
1213 val = cpu_inb(addr);
1214 suffix = 'b';
1215 break;
1216 case 2:
1217 val = cpu_inw(addr);
1218 suffix = 'w';
1219 break;
1220 case 4:
1221 val = cpu_inl(addr);
1222 suffix = 'l';
1223 break;
1224 }
1225 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1226 suffix, addr, size * 2, val);
1227 }
1228
1229 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1230 {
1231 int size = qdict_get_int(qdict, "size");
1232 int addr = qdict_get_int(qdict, "addr");
1233 int val = qdict_get_int(qdict, "val");
1234
1235 addr &= IOPORTS_MASK;
1236
1237 switch (size) {
1238 default:
1239 case 1:
1240 cpu_outb(addr, val);
1241 break;
1242 case 2:
1243 cpu_outw(addr, val);
1244 break;
1245 case 4:
1246 cpu_outl(addr, val);
1247 break;
1248 }
1249 }
1250
1251 static void do_boot_set(Monitor *mon, const QDict *qdict)
1252 {
1253 int res;
1254 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1255
1256 res = qemu_boot_set(bootdevice);
1257 if (res == 0) {
1258 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1259 } else if (res > 0) {
1260 monitor_printf(mon, "setting boot device list failed\n");
1261 } else {
1262 monitor_printf(mon, "no function defined to set boot device list for "
1263 "this architecture\n");
1264 }
1265 }
1266
1267 static void do_system_reset(Monitor *mon, const QDict *qdict)
1268 {
1269 qemu_system_reset_request();
1270 }
1271
1272 static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1273 {
1274 qemu_system_powerdown_request();
1275 }
1276
1277 #if defined(TARGET_I386)
1278 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1279 {
1280 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1281 addr,
1282 pte & mask,
1283 pte & PG_GLOBAL_MASK ? 'G' : '-',
1284 pte & PG_PSE_MASK ? 'P' : '-',
1285 pte & PG_DIRTY_MASK ? 'D' : '-',
1286 pte & PG_ACCESSED_MASK ? 'A' : '-',
1287 pte & PG_PCD_MASK ? 'C' : '-',
1288 pte & PG_PWT_MASK ? 'T' : '-',
1289 pte & PG_USER_MASK ? 'U' : '-',
1290 pte & PG_RW_MASK ? 'W' : '-');
1291 }
1292
1293 static void tlb_info(Monitor *mon)
1294 {
1295 CPUState *env;
1296 int l1, l2;
1297 uint32_t pgd, pde, pte;
1298
1299 env = mon_get_cpu();
1300 if (!env)
1301 return;
1302
1303 if (!(env->cr[0] & CR0_PG_MASK)) {
1304 monitor_printf(mon, "PG disabled\n");
1305 return;
1306 }
1307 pgd = env->cr[3] & ~0xfff;
1308 for(l1 = 0; l1 < 1024; l1++) {
1309 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1310 pde = le32_to_cpu(pde);
1311 if (pde & PG_PRESENT_MASK) {
1312 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1313 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1314 } else {
1315 for(l2 = 0; l2 < 1024; l2++) {
1316 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1317 (uint8_t *)&pte, 4);
1318 pte = le32_to_cpu(pte);
1319 if (pte & PG_PRESENT_MASK) {
1320 print_pte(mon, (l1 << 22) + (l2 << 12),
1321 pte & ~PG_PSE_MASK,
1322 ~0xfff);
1323 }
1324 }
1325 }
1326 }
1327 }
1328 }
1329
1330 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1331 uint32_t end, int prot)
1332 {
1333 int prot1;
1334 prot1 = *plast_prot;
1335 if (prot != prot1) {
1336 if (*pstart != -1) {
1337 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1338 *pstart, end, end - *pstart,
1339 prot1 & PG_USER_MASK ? 'u' : '-',
1340 'r',
1341 prot1 & PG_RW_MASK ? 'w' : '-');
1342 }
1343 if (prot != 0)
1344 *pstart = end;
1345 else
1346 *pstart = -1;
1347 *plast_prot = prot;
1348 }
1349 }
1350
1351 static void mem_info(Monitor *mon)
1352 {
1353 CPUState *env;
1354 int l1, l2, prot, last_prot;
1355 uint32_t pgd, pde, pte, start, end;
1356
1357 env = mon_get_cpu();
1358 if (!env)
1359 return;
1360
1361 if (!(env->cr[0] & CR0_PG_MASK)) {
1362 monitor_printf(mon, "PG disabled\n");
1363 return;
1364 }
1365 pgd = env->cr[3] & ~0xfff;
1366 last_prot = 0;
1367 start = -1;
1368 for(l1 = 0; l1 < 1024; l1++) {
1369 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1370 pde = le32_to_cpu(pde);
1371 end = l1 << 22;
1372 if (pde & PG_PRESENT_MASK) {
1373 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1374 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1375 mem_print(mon, &start, &last_prot, end, prot);
1376 } else {
1377 for(l2 = 0; l2 < 1024; l2++) {
1378 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1379 (uint8_t *)&pte, 4);
1380 pte = le32_to_cpu(pte);
1381 end = (l1 << 22) + (l2 << 12);
1382 if (pte & PG_PRESENT_MASK) {
1383 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1384 } else {
1385 prot = 0;
1386 }
1387 mem_print(mon, &start, &last_prot, end, prot);
1388 }
1389 }
1390 } else {
1391 prot = 0;
1392 mem_print(mon, &start, &last_prot, end, prot);
1393 }
1394 }
1395 }
1396 #endif
1397
1398 #if defined(TARGET_SH4)
1399
1400 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1401 {
1402 monitor_printf(mon, " tlb%i:\t"
1403 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1404 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1405 "dirty=%hhu writethrough=%hhu\n",
1406 idx,
1407 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1408 tlb->v, tlb->sh, tlb->c, tlb->pr,
1409 tlb->d, tlb->wt);
1410 }
1411
1412 static void tlb_info(Monitor *mon)
1413 {
1414 CPUState *env = mon_get_cpu();
1415 int i;
1416
1417 monitor_printf (mon, "ITLB:\n");
1418 for (i = 0 ; i < ITLB_SIZE ; i++)
1419 print_tlb (mon, i, &env->itlb[i]);
1420 monitor_printf (mon, "UTLB:\n");
1421 for (i = 0 ; i < UTLB_SIZE ; i++)
1422 print_tlb (mon, i, &env->utlb[i]);
1423 }
1424
1425 #endif
1426
1427 static void do_info_kvm(Monitor *mon)
1428 {
1429 #ifdef CONFIG_KVM
1430 monitor_printf(mon, "kvm support: ");
1431 if (kvm_enabled())
1432 monitor_printf(mon, "enabled\n");
1433 else
1434 monitor_printf(mon, "disabled\n");
1435 #else
1436 monitor_printf(mon, "kvm support: not compiled\n");
1437 #endif
1438 }
1439
1440 static void do_info_numa(Monitor *mon)
1441 {
1442 int i;
1443 CPUState *env;
1444
1445 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1446 for (i = 0; i < nb_numa_nodes; i++) {
1447 monitor_printf(mon, "node %d cpus:", i);
1448 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1449 if (env->numa_node == i) {
1450 monitor_printf(mon, " %d", env->cpu_index);
1451 }
1452 }
1453 monitor_printf(mon, "\n");
1454 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1455 node_mem[i] >> 20);
1456 }
1457 }
1458
1459 #ifdef CONFIG_PROFILER
1460
1461 int64_t qemu_time;
1462 int64_t dev_time;
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)get_ticks_per_sec());
1472 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1473 qemu_time, qemu_time / (double)get_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 QLIST_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 QLIST_REMOVE (s, entries);
1509 qemu_free (s);
1510 return;
1511 }
1512 }
1513 }
1514
1515 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1516 {
1517 const char *path = qdict_get_str(qdict, "path");
1518 int has_freq = qdict_haskey(qdict, "freq");
1519 int freq = qdict_get_try_int(qdict, "freq", -1);
1520 int has_bits = qdict_haskey(qdict, "bits");
1521 int bits = qdict_get_try_int(qdict, "bits", -1);
1522 int has_channels = qdict_haskey(qdict, "nchannels");
1523 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1524 CaptureState *s;
1525
1526 s = qemu_mallocz (sizeof (*s));
1527
1528 freq = has_freq ? freq : 44100;
1529 bits = has_bits ? bits : 16;
1530 nchannels = has_channels ? nchannels : 2;
1531
1532 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1533 monitor_printf(mon, "Faied to add wave capture\n");
1534 qemu_free (s);
1535 }
1536 QLIST_INSERT_HEAD (&capture_head, s, entries);
1537 }
1538 #endif
1539
1540 #if defined(TARGET_I386)
1541 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1542 {
1543 CPUState *env;
1544 int cpu_index = qdict_get_int(qdict, "cpu_index");
1545
1546 for (env = first_cpu; env != NULL; env = env->next_cpu)
1547 if (env->cpu_index == cpu_index) {
1548 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1549 break;
1550 }
1551 }
1552 #endif
1553
1554 static void do_info_status(Monitor *mon)
1555 {
1556 if (vm_running) {
1557 if (singlestep) {
1558 monitor_printf(mon, "VM status: running (single step mode)\n");
1559 } else {
1560 monitor_printf(mon, "VM status: running\n");
1561 }
1562 } else
1563 monitor_printf(mon, "VM status: paused\n");
1564 }
1565
1566
1567 static void do_balloon(Monitor *mon, const QDict *qdict)
1568 {
1569 int value = qdict_get_int(qdict, "value");
1570 ram_addr_t target = value;
1571 qemu_balloon(target << 20);
1572 }
1573
1574 static void do_info_balloon(Monitor *mon)
1575 {
1576 ram_addr_t actual;
1577
1578 actual = qemu_balloon_status();
1579 if (kvm_enabled() && !kvm_has_sync_mmu())
1580 monitor_printf(mon, "Using KVM without synchronous MMU, "
1581 "ballooning disabled\n");
1582 else if (actual == 0)
1583 monitor_printf(mon, "Ballooning not activated in VM\n");
1584 else
1585 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1586 }
1587
1588 static qemu_acl *find_acl(Monitor *mon, const char *name)
1589 {
1590 qemu_acl *acl = qemu_acl_find(name);
1591
1592 if (!acl) {
1593 monitor_printf(mon, "acl: unknown list '%s'\n", name);
1594 }
1595 return acl;
1596 }
1597
1598 static void do_acl_show(Monitor *mon, const QDict *qdict)
1599 {
1600 const char *aclname = qdict_get_str(qdict, "aclname");
1601 qemu_acl *acl = find_acl(mon, aclname);
1602 qemu_acl_entry *entry;
1603 int i = 0;
1604
1605 if (acl) {
1606 monitor_printf(mon, "policy: %s\n",
1607 acl->defaultDeny ? "deny" : "allow");
1608 QTAILQ_FOREACH(entry, &acl->entries, next) {
1609 i++;
1610 monitor_printf(mon, "%d: %s %s\n", i,
1611 entry->deny ? "deny" : "allow", entry->match);
1612 }
1613 }
1614 }
1615
1616 static void do_acl_reset(Monitor *mon, const QDict *qdict)
1617 {
1618 const char *aclname = qdict_get_str(qdict, "aclname");
1619 qemu_acl *acl = find_acl(mon, aclname);
1620
1621 if (acl) {
1622 qemu_acl_reset(acl);
1623 monitor_printf(mon, "acl: removed all rules\n");
1624 }
1625 }
1626
1627 static void do_acl_policy(Monitor *mon, const QDict *qdict)
1628 {
1629 const char *aclname = qdict_get_str(qdict, "aclname");
1630 const char *policy = qdict_get_str(qdict, "policy");
1631 qemu_acl *acl = find_acl(mon, aclname);
1632
1633 if (acl) {
1634 if (strcmp(policy, "allow") == 0) {
1635 acl->defaultDeny = 0;
1636 monitor_printf(mon, "acl: policy set to 'allow'\n");
1637 } else if (strcmp(policy, "deny") == 0) {
1638 acl->defaultDeny = 1;
1639 monitor_printf(mon, "acl: policy set to 'deny'\n");
1640 } else {
1641 monitor_printf(mon, "acl: unknown policy '%s', "
1642 "expected 'deny' or 'allow'\n", policy);
1643 }
1644 }
1645 }
1646
1647 static void do_acl_add(Monitor *mon, const QDict *qdict)
1648 {
1649 const char *aclname = qdict_get_str(qdict, "aclname");
1650 const char *match = qdict_get_str(qdict, "match");
1651 const char *policy = qdict_get_str(qdict, "policy");
1652 int has_index = qdict_haskey(qdict, "index");
1653 int index = qdict_get_try_int(qdict, "index", -1);
1654 qemu_acl *acl = find_acl(mon, aclname);
1655 int deny, ret;
1656
1657 if (acl) {
1658 if (strcmp(policy, "allow") == 0) {
1659 deny = 0;
1660 } else if (strcmp(policy, "deny") == 0) {
1661 deny = 1;
1662 } else {
1663 monitor_printf(mon, "acl: unknown policy '%s', "
1664 "expected 'deny' or 'allow'\n", policy);
1665 return;
1666 }
1667 if (has_index)
1668 ret = qemu_acl_insert(acl, deny, match, index);
1669 else
1670 ret = qemu_acl_append(acl, deny, match);
1671 if (ret < 0)
1672 monitor_printf(mon, "acl: unable to add acl entry\n");
1673 else
1674 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1675 }
1676 }
1677
1678 static void do_acl_remove(Monitor *mon, const QDict *qdict)
1679 {
1680 const char *aclname = qdict_get_str(qdict, "aclname");
1681 const char *match = qdict_get_str(qdict, "match");
1682 qemu_acl *acl = find_acl(mon, aclname);
1683 int ret;
1684
1685 if (acl) {
1686 ret = qemu_acl_remove(acl, match);
1687 if (ret < 0)
1688 monitor_printf(mon, "acl: no matching acl entry\n");
1689 else
1690 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1691 }
1692 }
1693
1694 #if defined(TARGET_I386)
1695 static void do_inject_mce(Monitor *mon, const QDict *qdict)
1696 {
1697 CPUState *cenv;
1698 int cpu_index = qdict_get_int(qdict, "cpu_index");
1699 int bank = qdict_get_int(qdict, "bank");
1700 uint64_t status = qdict_get_int(qdict, "status");
1701 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1702 uint64_t addr = qdict_get_int(qdict, "addr");
1703 uint64_t misc = qdict_get_int(qdict, "misc");
1704
1705 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1706 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1707 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1708 break;
1709 }
1710 }
1711 #endif
1712
1713 static void do_getfd(Monitor *mon, const QDict *qdict)
1714 {
1715 const char *fdname = qdict_get_str(qdict, "fdname");
1716 mon_fd_t *monfd;
1717 int fd;
1718
1719 fd = qemu_chr_get_msgfd(mon->chr);
1720 if (fd == -1) {
1721 monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1722 return;
1723 }
1724
1725 if (qemu_isdigit(fdname[0])) {
1726 monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1727 return;
1728 }
1729
1730 fd = dup(fd);
1731 if (fd == -1) {
1732 monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1733 strerror(errno));
1734 return;
1735 }
1736
1737 QLIST_FOREACH(monfd, &mon->fds, next) {
1738 if (strcmp(monfd->name, fdname) != 0) {
1739 continue;
1740 }
1741
1742 close(monfd->fd);
1743 monfd->fd = fd;
1744 return;
1745 }
1746
1747 monfd = qemu_mallocz(sizeof(mon_fd_t));
1748 monfd->name = qemu_strdup(fdname);
1749 monfd->fd = fd;
1750
1751 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1752 }
1753
1754 static void do_closefd(Monitor *mon, const QDict *qdict)
1755 {
1756 const char *fdname = qdict_get_str(qdict, "fdname");
1757 mon_fd_t *monfd;
1758
1759 QLIST_FOREACH(monfd, &mon->fds, next) {
1760 if (strcmp(monfd->name, fdname) != 0) {
1761 continue;
1762 }
1763
1764 QLIST_REMOVE(monfd, next);
1765 close(monfd->fd);
1766 qemu_free(monfd->name);
1767 qemu_free(monfd);
1768 return;
1769 }
1770
1771 monitor_printf(mon, "Failed to find file descriptor named %s\n",
1772 fdname);
1773 }
1774
1775 static void do_loadvm(Monitor *mon, const QDict *qdict)
1776 {
1777 int saved_vm_running = vm_running;
1778 const char *name = qdict_get_str(qdict, "name");
1779
1780 vm_stop(0);
1781
1782 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1783 vm_start();
1784 }
1785
1786 int monitor_get_fd(Monitor *mon, const char *fdname)
1787 {
1788 mon_fd_t *monfd;
1789
1790 QLIST_FOREACH(monfd, &mon->fds, next) {
1791 int fd;
1792
1793 if (strcmp(monfd->name, fdname) != 0) {
1794 continue;
1795 }
1796
1797 fd = monfd->fd;
1798
1799 /* caller takes ownership of fd */
1800 QLIST_REMOVE(monfd, next);
1801 qemu_free(monfd->name);
1802 qemu_free(monfd);
1803
1804 return fd;
1805 }
1806
1807 return -1;
1808 }
1809
1810 static const mon_cmd_t mon_cmds[] = {
1811 #include "qemu-monitor.h"
1812 { NULL, NULL, },
1813 };
1814
1815 /* Please update qemu-monitor.hx when adding or changing commands */
1816 static const mon_cmd_t info_cmds[] = {
1817 {
1818 .name = "version",
1819 .args_type = "",
1820 .params = "",
1821 .help = "show the version of QEMU",
1822 .mhandler.info = do_info_version,
1823 },
1824 {
1825 .name = "network",
1826 .args_type = "",
1827 .params = "",
1828 .help = "show the network state",
1829 .mhandler.info = do_info_network,
1830 },
1831 {
1832 .name = "chardev",
1833 .args_type = "",
1834 .params = "",
1835 .help = "show the character devices",
1836 .mhandler.info = qemu_chr_info,
1837 },
1838 {
1839 .name = "block",
1840 .args_type = "",
1841 .params = "",
1842 .help = "show the block devices",
1843 .mhandler.info = bdrv_info,
1844 },
1845 {
1846 .name = "blockstats",
1847 .args_type = "",
1848 .params = "",
1849 .help = "show block device statistics",
1850 .mhandler.info = bdrv_info_stats,
1851 },
1852 {
1853 .name = "registers",
1854 .args_type = "",
1855 .params = "",
1856 .help = "show the cpu registers",
1857 .mhandler.info = do_info_registers,
1858 },
1859 {
1860 .name = "cpus",
1861 .args_type = "",
1862 .params = "",
1863 .help = "show infos for each CPU",
1864 .mhandler.info = do_info_cpus,
1865 },
1866 {
1867 .name = "history",
1868 .args_type = "",
1869 .params = "",
1870 .help = "show the command line history",
1871 .mhandler.info = do_info_history,
1872 },
1873 {
1874 .name = "irq",
1875 .args_type = "",
1876 .params = "",
1877 .help = "show the interrupts statistics (if available)",
1878 .mhandler.info = irq_info,
1879 },
1880 {
1881 .name = "pic",
1882 .args_type = "",
1883 .params = "",
1884 .help = "show i8259 (PIC) state",
1885 .mhandler.info = pic_info,
1886 },
1887 {
1888 .name = "pci",
1889 .args_type = "",
1890 .params = "",
1891 .help = "show PCI info",
1892 .mhandler.info = pci_info,
1893 },
1894 #if defined(TARGET_I386) || defined(TARGET_SH4)
1895 {
1896 .name = "tlb",
1897 .args_type = "",
1898 .params = "",
1899 .help = "show virtual to physical memory mappings",
1900 .mhandler.info = tlb_info,
1901 },
1902 #endif
1903 #if defined(TARGET_I386)
1904 {
1905 .name = "mem",
1906 .args_type = "",
1907 .params = "",
1908 .help = "show the active virtual memory mappings",
1909 .mhandler.info = mem_info,
1910 },
1911 {
1912 .name = "hpet",
1913 .args_type = "",
1914 .params = "",
1915 .help = "show state of HPET",
1916 .mhandler.info = do_info_hpet,
1917 },
1918 #endif
1919 {
1920 .name = "jit",
1921 .args_type = "",
1922 .params = "",
1923 .help = "show dynamic compiler info",
1924 .mhandler.info = do_info_jit,
1925 },
1926 {
1927 .name = "kvm",
1928 .args_type = "",
1929 .params = "",
1930 .help = "show KVM information",
1931 .mhandler.info = do_info_kvm,
1932 },
1933 {
1934 .name = "numa",
1935 .args_type = "",
1936 .params = "",
1937 .help = "show NUMA information",
1938 .mhandler.info = do_info_numa,
1939 },
1940 {
1941 .name = "usb",
1942 .args_type = "",
1943 .params = "",
1944 .help = "show guest USB devices",
1945 .mhandler.info = usb_info,
1946 },
1947 {
1948 .name = "usbhost",
1949 .args_type = "",
1950 .params = "",
1951 .help = "show host USB devices",
1952 .mhandler.info = usb_host_info,
1953 },
1954 {
1955 .name = "profile",
1956 .args_type = "",
1957 .params = "",
1958 .help = "show profiling information",
1959 .mhandler.info = do_info_profile,
1960 },
1961 {
1962 .name = "capture",
1963 .args_type = "",
1964 .params = "",
1965 .help = "show capture information",
1966 .mhandler.info = do_info_capture,
1967 },
1968 {
1969 .name = "snapshots",
1970 .args_type = "",
1971 .params = "",
1972 .help = "show the currently saved VM snapshots",
1973 .mhandler.info = do_info_snapshots,
1974 },
1975 {
1976 .name = "status",
1977 .args_type = "",
1978 .params = "",
1979 .help = "show the current VM status (running|paused)",
1980 .mhandler.info = do_info_status,
1981 },
1982 {
1983 .name = "pcmcia",
1984 .args_type = "",
1985 .params = "",
1986 .help = "show guest PCMCIA status",
1987 .mhandler.info = pcmcia_info,
1988 },
1989 {
1990 .name = "mice",
1991 .args_type = "",
1992 .params = "",
1993 .help = "show which guest mouse is receiving events",
1994 .mhandler.info = do_info_mice,
1995 },
1996 {
1997 .name = "vnc",
1998 .args_type = "",
1999 .params = "",
2000 .help = "show the vnc server status",
2001 .mhandler.info = do_info_vnc,
2002 },
2003 {
2004 .name = "name",
2005 .args_type = "",
2006 .params = "",
2007 .help = "show the current VM name",
2008 .mhandler.info = do_info_name,
2009 },
2010 {
2011 .name = "uuid",
2012 .args_type = "",
2013 .params = "",
2014 .help = "show the current VM UUID",
2015 .mhandler.info = do_info_uuid,
2016 },
2017 #if defined(TARGET_PPC)
2018 {
2019 .name = "cpustats",
2020 .args_type = "",
2021 .params = "",
2022 .help = "show CPU statistics",
2023 .mhandler.info = do_info_cpu_stats,
2024 },
2025 #endif
2026 #if defined(CONFIG_SLIRP)
2027 {
2028 .name = "usernet",
2029 .args_type = "",
2030 .params = "",
2031 .help = "show user network stack connection states",
2032 .mhandler.info = do_info_usernet,
2033 },
2034 #endif
2035 {
2036 .name = "migrate",
2037 .args_type = "",
2038 .params = "",
2039 .help = "show migration status",
2040 .mhandler.info = do_info_migrate,
2041 },
2042 {
2043 .name = "balloon",
2044 .args_type = "",
2045 .params = "",
2046 .help = "show balloon information",
2047 .mhandler.info = do_info_balloon,
2048 },
2049 {
2050 .name = "qtree",
2051 .args_type = "",
2052 .params = "",
2053 .help = "show device tree",
2054 .mhandler.info = do_info_qtree,
2055 },
2056 {
2057 .name = "qdm",
2058 .args_type = "",
2059 .params = "",
2060 .help = "show qdev device model list",
2061 .mhandler.info = do_info_qdm,
2062 },
2063 {
2064 .name = "roms",
2065 .args_type = "",
2066 .params = "",
2067 .help = "show roms",
2068 .mhandler.info = do_info_roms,
2069 },
2070 {
2071 .name = NULL,
2072 },
2073 };
2074
2075 /*******************************************************************/
2076
2077 static const char *pch;
2078 static jmp_buf expr_env;
2079
2080 #define MD_TLONG 0
2081 #define MD_I32 1
2082
2083 typedef struct MonitorDef {
2084 const char *name;
2085 int offset;
2086 target_long (*get_value)(const struct MonitorDef *md, int val);
2087 int type;
2088 } MonitorDef;
2089
2090 #if defined(TARGET_I386)
2091 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2092 {
2093 CPUState *env = mon_get_cpu();
2094 if (!env)
2095 return 0;
2096 return env->eip + env->segs[R_CS].base;
2097 }
2098 #endif
2099
2100 #if defined(TARGET_PPC)
2101 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2102 {
2103 CPUState *env = mon_get_cpu();
2104 unsigned int u;
2105 int i;
2106
2107 if (!env)
2108 return 0;
2109
2110 u = 0;
2111 for (i = 0; i < 8; i++)
2112 u |= env->crf[i] << (32 - (4 * i));
2113
2114 return u;
2115 }
2116
2117 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2118 {
2119 CPUState *env = mon_get_cpu();
2120 if (!env)
2121 return 0;
2122 return env->msr;
2123 }
2124
2125 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2126 {
2127 CPUState *env = mon_get_cpu();
2128 if (!env)
2129 return 0;
2130 return env->xer;
2131 }
2132
2133 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2134 {
2135 CPUState *env = mon_get_cpu();
2136 if (!env)
2137 return 0;
2138 return cpu_ppc_load_decr(env);
2139 }
2140
2141 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2142 {
2143 CPUState *env = mon_get_cpu();
2144 if (!env)
2145 return 0;
2146 return cpu_ppc_load_tbu(env);
2147 }
2148
2149 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2150 {
2151 CPUState *env = mon_get_cpu();
2152 if (!env)
2153 return 0;
2154 return cpu_ppc_load_tbl(env);
2155 }
2156 #endif
2157
2158 #if defined(TARGET_SPARC)
2159 #ifndef TARGET_SPARC64
2160 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2161 {
2162 CPUState *env = mon_get_cpu();
2163 if (!env)
2164 return 0;
2165 return GET_PSR(env);
2166 }
2167 #endif
2168
2169 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2170 {
2171 CPUState *env = mon_get_cpu();
2172 if (!env)
2173 return 0;
2174 return env->regwptr[val];
2175 }
2176 #endif
2177
2178 static const MonitorDef monitor_defs[] = {
2179 #ifdef TARGET_I386
2180
2181 #define SEG(name, seg) \
2182 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2183 { name ".base", offsetof(CPUState, segs[seg].base) },\
2184 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2185
2186 { "eax", offsetof(CPUState, regs[0]) },
2187 { "ecx", offsetof(CPUState, regs[1]) },
2188 { "edx", offsetof(CPUState, regs[2]) },
2189 { "ebx", offsetof(CPUState, regs[3]) },
2190 { "esp|sp", offsetof(CPUState, regs[4]) },
2191 { "ebp|fp", offsetof(CPUState, regs[5]) },
2192 { "esi", offsetof(CPUState, regs[6]) },
2193 { "edi", offsetof(CPUState, regs[7]) },
2194 #ifdef TARGET_X86_64
2195 { "r8", offsetof(CPUState, regs[8]) },
2196 { "r9", offsetof(CPUState, regs[9]) },
2197 { "r10", offsetof(CPUState, regs[10]) },
2198 { "r11", offsetof(CPUState, regs[11]) },
2199 { "r12", offsetof(CPUState, regs[12]) },
2200 { "r13", offsetof(CPUState, regs[13]) },
2201 { "r14", offsetof(CPUState, regs[14]) },
2202 { "r15", offsetof(CPUState, regs[15]) },
2203 #endif
2204 { "eflags", offsetof(CPUState, eflags) },
2205 { "eip", offsetof(CPUState, eip) },
2206 SEG("cs", R_CS)
2207 SEG("ds", R_DS)
2208 SEG("es", R_ES)
2209 SEG("ss", R_SS)
2210 SEG("fs", R_FS)
2211 SEG("gs", R_GS)
2212 { "pc", 0, monitor_get_pc, },
2213 #elif defined(TARGET_PPC)
2214 /* General purpose registers */
2215 { "r0", offsetof(CPUState, gpr[0]) },
2216 { "r1", offsetof(CPUState, gpr[1]) },
2217 { "r2", offsetof(CPUState, gpr[2]) },
2218 { "r3", offsetof(CPUState, gpr[3]) },
2219 { "r4", offsetof(CPUState, gpr[4]) },
2220 { "r5", offsetof(CPUState, gpr[5]) },
2221 { "r6", offsetof(CPUState, gpr[6]) },
2222 { "r7", offsetof(CPUState, gpr[7]) },
2223 { "r8", offsetof(CPUState, gpr[8]) },
2224 { "r9", offsetof(CPUState, gpr[9]) },
2225 { "r10", offsetof(CPUState, gpr[10]) },
2226 { "r11", offsetof(CPUState, gpr[11]) },
2227 { "r12", offsetof(CPUState, gpr[12]) },
2228 { "r13", offsetof(CPUState, gpr[13]) },
2229 { "r14", offsetof(CPUState, gpr[14]) },
2230 { "r15", offsetof(CPUState, gpr[15]) },
2231 { "r16", offsetof(CPUState, gpr[16]) },
2232 { "r17", offsetof(CPUState, gpr[17]) },
2233 { "r18", offsetof(CPUState, gpr[18]) },
2234 { "r19", offsetof(CPUState, gpr[19]) },
2235 { "r20", offsetof(CPUState, gpr[20]) },
2236 { "r21", offsetof(CPUState, gpr[21]) },
2237 { "r22", offsetof(CPUState, gpr[22]) },
2238 { "r23", offsetof(CPUState, gpr[23]) },
2239 { "r24", offsetof(CPUState, gpr[24]) },
2240 { "r25", offsetof(CPUState, gpr[25]) },
2241 { "r26", offsetof(CPUState, gpr[26]) },
2242 { "r27", offsetof(CPUState, gpr[27]) },
2243 { "r28", offsetof(CPUState, gpr[28]) },
2244 { "r29", offsetof(CPUState, gpr[29]) },
2245 { "r30", offsetof(CPUState, gpr[30]) },
2246 { "r31", offsetof(CPUState, gpr[31]) },
2247 /* Floating point registers */
2248 { "f0", offsetof(CPUState, fpr[0]) },
2249 { "f1", offsetof(CPUState, fpr[1]) },
2250 { "f2", offsetof(CPUState, fpr[2]) },
2251 { "f3", offsetof(CPUState, fpr[3]) },
2252 { "f4", offsetof(CPUState, fpr[4]) },
2253 { "f5", offsetof(CPUState, fpr[5]) },
2254 { "f6", offsetof(CPUState, fpr[6]) },
2255 { "f7", offsetof(CPUState, fpr[7]) },
2256 { "f8", offsetof(CPUState, fpr[8]) },
2257 { "f9", offsetof(CPUState, fpr[9]) },
2258 { "f10", offsetof(CPUState, fpr[10]) },
2259 { "f11", offsetof(CPUState, fpr[11]) },
2260 { "f12", offsetof(CPUState, fpr[12]) },
2261 { "f13", offsetof(CPUState, fpr[13]) },
2262 { "f14", offsetof(CPUState, fpr[14]) },
2263 { "f15", offsetof(CPUState, fpr[15]) },
2264 { "f16", offsetof(CPUState, fpr[16]) },
2265 { "f17", offsetof(CPUState, fpr[17]) },
2266 { "f18", offsetof(CPUState, fpr[18]) },
2267 { "f19", offsetof(CPUState, fpr[19]) },
2268 { "f20", offsetof(CPUState, fpr[20]) },
2269 { "f21", offsetof(CPUState, fpr[21]) },
2270 { "f22", offsetof(CPUState, fpr[22]) },
2271 { "f23", offsetof(CPUState, fpr[23]) },
2272 { "f24", offsetof(CPUState, fpr[24]) },
2273 { "f25", offsetof(CPUState, fpr[25]) },
2274 { "f26", offsetof(CPUState, fpr[26]) },
2275 { "f27", offsetof(CPUState, fpr[27]) },
2276 { "f28", offsetof(CPUState, fpr[28]) },
2277 { "f29", offsetof(CPUState, fpr[29]) },
2278 { "f30", offsetof(CPUState, fpr[30]) },
2279 { "f31", offsetof(CPUState, fpr[31]) },
2280 { "fpscr", offsetof(CPUState, fpscr) },
2281 /* Next instruction pointer */
2282 { "nip|pc", offsetof(CPUState, nip) },
2283 { "lr", offsetof(CPUState, lr) },
2284 { "ctr", offsetof(CPUState, ctr) },
2285 { "decr", 0, &monitor_get_decr, },
2286 { "ccr", 0, &monitor_get_ccr, },
2287 /* Machine state register */
2288 { "msr", 0, &monitor_get_msr, },
2289 { "xer", 0, &monitor_get_xer, },
2290 { "tbu", 0, &monitor_get_tbu, },
2291 { "tbl", 0, &monitor_get_tbl, },
2292 #if defined(TARGET_PPC64)
2293 /* Address space register */
2294 { "asr", offsetof(CPUState, asr) },
2295 #endif
2296 /* Segment registers */
2297 { "sdr1", offsetof(CPUState, sdr1) },
2298 { "sr0", offsetof(CPUState, sr[0]) },
2299 { "sr1", offsetof(CPUState, sr[1]) },
2300 { "sr2", offsetof(CPUState, sr[2]) },
2301 { "sr3", offsetof(CPUState, sr[3]) },
2302 { "sr4", offsetof(CPUState, sr[4]) },
2303 { "sr5", offsetof(CPUState, sr[5]) },
2304 { "sr6", offsetof(CPUState, sr[6]) },
2305 { "sr7", offsetof(CPUState, sr[7]) },
2306 { "sr8", offsetof(CPUState, sr[8]) },
2307 { "sr9", offsetof(CPUState, sr[9]) },
2308 { "sr10", offsetof(CPUState, sr[10]) },
2309 { "sr11", offsetof(CPUState, sr[11]) },
2310 { "sr12", offsetof(CPUState, sr[12]) },
2311 { "sr13", offsetof(CPUState, sr[13]) },
2312 { "sr14", offsetof(CPUState, sr[14]) },
2313 { "sr15", offsetof(CPUState, sr[15]) },
2314 /* Too lazy to put BATs and SPRs ... */
2315 #elif defined(TARGET_SPARC)
2316 { "g0", offsetof(CPUState, gregs[0]) },
2317 { "g1", offsetof(CPUState, gregs[1]) },
2318 { "g2", offsetof(CPUState, gregs[2]) },
2319 { "g3", offsetof(CPUState, gregs[3]) },
2320 { "g4", offsetof(CPUState, gregs[4]) },
2321 { "g5", offsetof(CPUState, gregs[5]) },
2322 { "g6", offsetof(CPUState, gregs[6]) },
2323 { "g7", offsetof(CPUState, gregs[7]) },
2324 { "o0", 0, monitor_get_reg },
2325 { "o1", 1, monitor_get_reg },
2326 { "o2", 2, monitor_get_reg },
2327 { "o3", 3, monitor_get_reg },
2328 { "o4", 4, monitor_get_reg },
2329 { "o5", 5, monitor_get_reg },
2330 { "o6", 6, monitor_get_reg },
2331 { "o7", 7, monitor_get_reg },
2332 { "l0", 8, monitor_get_reg },
2333 { "l1", 9, monitor_get_reg },
2334 { "l2", 10, monitor_get_reg },
2335 { "l3", 11, monitor_get_reg },
2336 { "l4", 12, monitor_get_reg },
2337 { "l5", 13, monitor_get_reg },
2338 { "l6", 14, monitor_get_reg },
2339 { "l7", 15, monitor_get_reg },
2340 { "i0", 16, monitor_get_reg },
2341 { "i1", 17, monitor_get_reg },
2342 { "i2", 18, monitor_get_reg },
2343 { "i3", 19, monitor_get_reg },
2344 { "i4", 20, monitor_get_reg },
2345 { "i5", 21, monitor_get_reg },
2346 { "i6", 22, monitor_get_reg },
2347 { "i7", 23, monitor_get_reg },
2348 { "pc", offsetof(CPUState, pc) },
2349 { "npc", offsetof(CPUState, npc) },
2350 { "y", offsetof(CPUState, y) },
2351 #ifndef TARGET_SPARC64
2352 { "psr", 0, &monitor_get_psr, },
2353 { "wim", offsetof(CPUState, wim) },
2354 #endif
2355 { "tbr", offsetof(CPUState, tbr) },
2356 { "fsr", offsetof(CPUState, fsr) },
2357 { "f0", offsetof(CPUState, fpr[0]) },
2358 { "f1", offsetof(CPUState, fpr[1]) },
2359 { "f2", offsetof(CPUState, fpr[2]) },
2360 { "f3", offsetof(CPUState, fpr[3]) },
2361 { "f4", offsetof(CPUState, fpr[4]) },
2362 { "f5", offsetof(CPUState, fpr[5]) },
2363 { "f6", offsetof(CPUState, fpr[6]) },
2364 { "f7", offsetof(CPUState, fpr[7]) },
2365 { "f8", offsetof(CPUState, fpr[8]) },
2366 { "f9", offsetof(CPUState, fpr[9]) },
2367 { "f10", offsetof(CPUState, fpr[10]) },
2368 { "f11", offsetof(CPUState, fpr[11]) },
2369 { "f12", offsetof(CPUState, fpr[12]) },
2370 { "f13", offsetof(CPUState, fpr[13]) },
2371 { "f14", offsetof(CPUState, fpr[14]) },
2372 { "f15", offsetof(CPUState, fpr[15]) },
2373 { "f16", offsetof(CPUState, fpr[16]) },
2374 { "f17", offsetof(CPUState, fpr[17]) },
2375 { "f18", offsetof(CPUState, fpr[18]) },
2376 { "f19", offsetof(CPUState, fpr[19]) },
2377 { "f20", offsetof(CPUState, fpr[20]) },
2378 { "f21", offsetof(CPUState, fpr[21]) },
2379 { "f22", offsetof(CPUState, fpr[22]) },
2380 { "f23", offsetof(CPUState, fpr[23]) },
2381 { "f24", offsetof(CPUState, fpr[24]) },
2382 { "f25", offsetof(CPUState, fpr[25]) },
2383 { "f26", offsetof(CPUState, fpr[26]) },
2384 { "f27", offsetof(CPUState, fpr[27]) },
2385 { "f28", offsetof(CPUState, fpr[28]) },
2386 { "f29", offsetof(CPUState, fpr[29]) },
2387 { "f30", offsetof(CPUState, fpr[30]) },
2388 { "f31", offsetof(CPUState, fpr[31]) },
2389 #ifdef TARGET_SPARC64
2390 { "f32", offsetof(CPUState, fpr[32]) },
2391 { "f34", offsetof(CPUState, fpr[34]) },
2392 { "f36", offsetof(CPUState, fpr[36]) },
2393 { "f38", offsetof(CPUState, fpr[38]) },
2394 { "f40", offsetof(CPUState, fpr[40]) },
2395 { "f42", offsetof(CPUState, fpr[42]) },
2396 { "f44", offsetof(CPUState, fpr[44]) },
2397 { "f46", offsetof(CPUState, fpr[46]) },
2398 { "f48", offsetof(CPUState, fpr[48]) },
2399 { "f50", offsetof(CPUState, fpr[50]) },
2400 { "f52", offsetof(CPUState, fpr[52]) },
2401 { "f54", offsetof(CPUState, fpr[54]) },
2402 { "f56", offsetof(CPUState, fpr[56]) },
2403 { "f58", offsetof(CPUState, fpr[58]) },
2404 { "f60", offsetof(CPUState, fpr[60]) },
2405 { "f62", offsetof(CPUState, fpr[62]) },
2406 { "asi", offsetof(CPUState, asi) },
2407 { "pstate", offsetof(CPUState, pstate) },
2408 { "cansave", offsetof(CPUState, cansave) },
2409 { "canrestore", offsetof(CPUState, canrestore) },
2410 { "otherwin", offsetof(CPUState, otherwin) },
2411 { "wstate", offsetof(CPUState, wstate) },
2412 { "cleanwin", offsetof(CPUState, cleanwin) },
2413 { "fprs", offsetof(CPUState, fprs) },
2414 #endif
2415 #endif
2416 { NULL },
2417 };
2418
2419 static void expr_error(Monitor *mon, const char *msg)
2420 {
2421 monitor_printf(mon, "%s\n", msg);
2422 longjmp(expr_env, 1);
2423 }
2424
2425 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2426 static int get_monitor_def(target_long *pval, const char *name)
2427 {
2428 const MonitorDef *md;
2429 void *ptr;
2430
2431 for(md = monitor_defs; md->name != NULL; md++) {
2432 if (compare_cmd(name, md->name)) {
2433 if (md->get_value) {
2434 *pval = md->get_value(md, md->offset);
2435 } else {
2436 CPUState *env = mon_get_cpu();
2437 if (!env)
2438 return -2;
2439 ptr = (uint8_t *)env + md->offset;
2440 switch(md->type) {
2441 case MD_I32:
2442 *pval = *(int32_t *)ptr;
2443 break;
2444 case MD_TLONG:
2445 *pval = *(target_long *)ptr;
2446 break;
2447 default:
2448 *pval = 0;
2449 break;
2450 }
2451 }
2452 return 0;
2453 }
2454 }
2455 return -1;
2456 }
2457
2458 static void next(void)
2459 {
2460 if (*pch != '\0') {
2461 pch++;
2462 while (qemu_isspace(*pch))
2463 pch++;
2464 }
2465 }
2466
2467 static int64_t expr_sum(Monitor *mon);
2468
2469 static int64_t expr_unary(Monitor *mon)
2470 {
2471 int64_t n;
2472 char *p;
2473 int ret;
2474
2475 switch(*pch) {
2476 case '+':
2477 next();
2478 n = expr_unary(mon);
2479 break;
2480 case '-':
2481 next();
2482 n = -expr_unary(mon);
2483 break;
2484 case '~':
2485 next();
2486 n = ~expr_unary(mon);
2487 break;
2488 case '(':
2489 next();
2490 n = expr_sum(mon);
2491 if (*pch != ')') {
2492 expr_error(mon, "')' expected");
2493 }
2494 next();
2495 break;
2496 case '\'':
2497 pch++;
2498 if (*pch == '\0')
2499 expr_error(mon, "character constant expected");
2500 n = *pch;
2501 pch++;
2502 if (*pch != '\'')
2503 expr_error(mon, "missing terminating \' character");
2504 next();
2505 break;
2506 case '$':
2507 {
2508 char buf[128], *q;
2509 target_long reg=0;
2510
2511 pch++;
2512 q = buf;
2513 while ((*pch >= 'a' && *pch <= 'z') ||
2514 (*pch >= 'A' && *pch <= 'Z') ||
2515 (*pch >= '0' && *pch <= '9') ||
2516 *pch == '_' || *pch == '.') {
2517 if ((q - buf) < sizeof(buf) - 1)
2518 *q++ = *pch;
2519 pch++;
2520 }
2521 while (qemu_isspace(*pch))
2522 pch++;
2523 *q = 0;
2524 ret = get_monitor_def(&reg, buf);
2525 if (ret == -1)
2526 expr_error(mon, "unknown register");
2527 else if (ret == -2)
2528 expr_error(mon, "no cpu defined");
2529 n = reg;
2530 }
2531 break;
2532 case '\0':
2533 expr_error(mon, "unexpected end of expression");
2534 n = 0;
2535 break;
2536 default:
2537 #if TARGET_PHYS_ADDR_BITS > 32
2538 n = strtoull(pch, &p, 0);
2539 #else
2540 n = strtoul(pch, &p, 0);
2541 #endif
2542 if (pch == p) {
2543 expr_error(mon, "invalid char in expression");
2544 }
2545 pch = p;
2546 while (qemu_isspace(*pch))
2547 pch++;
2548 break;
2549 }
2550 return n;
2551 }
2552
2553
2554 static int64_t expr_prod(Monitor *mon)
2555 {
2556 int64_t val, val2;
2557 int op;
2558
2559 val = expr_unary(mon);
2560 for(;;) {
2561 op = *pch;
2562 if (op != '*' && op != '/' && op != '%')
2563 break;
2564 next();
2565 val2 = expr_unary(mon);
2566 switch(op) {
2567 default:
2568 case '*':
2569 val *= val2;
2570 break;
2571 case '/':
2572 case '%':
2573 if (val2 == 0)
2574 expr_error(mon, "division by zero");
2575 if (op == '/')
2576 val /= val2;
2577 else
2578 val %= val2;
2579 break;
2580 }
2581 }
2582 return val;
2583 }
2584
2585 static int64_t expr_logic(Monitor *mon)
2586 {
2587 int64_t val, val2;
2588 int op;
2589
2590 val = expr_prod(mon);
2591 for(;;) {
2592 op = *pch;
2593 if (op != '&' && op != '|' && op != '^')
2594 break;
2595 next();
2596 val2 = expr_prod(mon);
2597 switch(op) {
2598 default:
2599 case '&':
2600 val &= val2;
2601 break;
2602 case '|':
2603 val |= val2;
2604 break;
2605 case '^':
2606 val ^= val2;
2607 break;
2608 }
2609 }
2610 return val;
2611 }
2612
2613 static int64_t expr_sum(Monitor *mon)
2614 {
2615 int64_t val, val2;
2616 int op;
2617
2618 val = expr_logic(mon);
2619 for(;;) {
2620 op = *pch;
2621 if (op != '+' && op != '-')
2622 break;
2623 next();
2624 val2 = expr_logic(mon);
2625 if (op == '+')
2626 val += val2;
2627 else
2628 val -= val2;
2629 }
2630 return val;
2631 }
2632
2633 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2634 {
2635 pch = *pp;
2636 if (setjmp(expr_env)) {
2637 *pp = pch;
2638 return -1;
2639 }
2640 while (qemu_isspace(*pch))
2641 pch++;
2642 *pval = expr_sum(mon);
2643 *pp = pch;
2644 return 0;
2645 }
2646
2647 static int get_str(char *buf, int buf_size, const char **pp)
2648 {
2649 const char *p;
2650 char *q;
2651 int c;
2652
2653 q = buf;
2654 p = *pp;
2655 while (qemu_isspace(*p))
2656 p++;
2657 if (*p == '\0') {
2658 fail:
2659 *q = '\0';
2660 *pp = p;
2661 return -1;
2662 }
2663 if (*p == '\"') {
2664 p++;
2665 while (*p != '\0' && *p != '\"') {
2666 if (*p == '\\') {
2667 p++;
2668 c = *p++;
2669 switch(c) {
2670 case 'n':
2671 c = '\n';
2672 break;
2673 case 'r':
2674 c = '\r';
2675 break;
2676 case '\\':
2677 case '\'':
2678 case '\"':
2679 break;
2680 default:
2681 qemu_printf("unsupported escape code: '\\%c'\n", c);
2682 goto fail;
2683 }
2684 if ((q - buf) < buf_size - 1) {
2685 *q++ = c;
2686 }
2687 } else {
2688 if ((q - buf) < buf_size - 1) {
2689 *q++ = *p;
2690 }
2691 p++;
2692 }
2693 }
2694 if (*p != '\"') {
2695 qemu_printf("unterminated string\n");
2696 goto fail;
2697 }
2698 p++;
2699 } else {
2700 while (*p != '\0' && !qemu_isspace(*p)) {
2701 if ((q - buf) < buf_size - 1) {
2702 *q++ = *p;
2703 }
2704 p++;
2705 }
2706 }
2707 *q = '\0';
2708 *pp = p;
2709 return 0;
2710 }
2711
2712 /*
2713 * Store the command-name in cmdname, and return a pointer to
2714 * the remaining of the command string.
2715 */
2716 static const char *get_command_name(const char *cmdline,
2717 char *cmdname, size_t nlen)
2718 {
2719 size_t len;
2720 const char *p, *pstart;
2721
2722 p = cmdline;
2723 while (qemu_isspace(*p))
2724 p++;
2725 if (*p == '\0')
2726 return NULL;
2727 pstart = p;
2728 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2729 p++;
2730 len = p - pstart;
2731 if (len > nlen - 1)
2732 len = nlen - 1;
2733 memcpy(cmdname, pstart, len);
2734 cmdname[len] = '\0';
2735 return p;
2736 }
2737
2738 /**
2739 * Read key of 'type' into 'key' and return the current
2740 * 'type' pointer.
2741 */
2742 static char *key_get_info(const char *type, char **key)
2743 {
2744 size_t len;
2745 char *p, *str;
2746
2747 if (*type == ',')
2748 type++;
2749
2750 p = strchr(type, ':');
2751 if (!p) {
2752 *key = NULL;
2753 return NULL;
2754 }
2755 len = p - type;
2756
2757 str = qemu_malloc(len + 1);
2758 memcpy(str, type, len);
2759 str[len] = '\0';
2760
2761 *key = str;
2762 return ++p;
2763 }
2764
2765 static int default_fmt_format = 'x';
2766 static int default_fmt_size = 4;
2767
2768 #define MAX_ARGS 16
2769
2770 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2771 const char *cmdline,
2772 QDict *qdict)
2773 {
2774 const char *p, *typestr;
2775 int c;
2776 const mon_cmd_t *cmd;
2777 char cmdname[256];
2778 char buf[1024];
2779 char *key;
2780
2781 #ifdef DEBUG
2782 monitor_printf(mon, "command='%s'\n", cmdline);
2783 #endif
2784
2785 /* extract the command name */
2786 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2787 if (!p)
2788 return NULL;
2789
2790 /* find the command */
2791 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2792 if (compare_cmd(cmdname, cmd->name))
2793 break;
2794 }
2795
2796 if (cmd->name == NULL) {
2797 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2798 return NULL;
2799 }
2800
2801 /* parse the parameters */
2802 typestr = cmd->args_type;
2803 for(;;) {
2804 typestr = key_get_info(typestr, &key);
2805 if (!typestr)
2806 break;
2807 c = *typestr;
2808 typestr++;
2809 switch(c) {
2810 case 'F':
2811 case 'B':
2812 case 's':
2813 {
2814 int ret;
2815
2816 while (qemu_isspace(*p))
2817 p++;
2818 if (*typestr == '?') {
2819 typestr++;
2820 if (*p == '\0') {
2821 /* no optional string: NULL argument */
2822 break;
2823 }
2824 }
2825 ret = get_str(buf, sizeof(buf), &p);
2826 if (ret < 0) {
2827 switch(c) {
2828 case 'F':
2829 monitor_printf(mon, "%s: filename expected\n",
2830 cmdname);
2831 break;
2832 case 'B':
2833 monitor_printf(mon, "%s: block device name expected\n",
2834 cmdname);
2835 break;
2836 default:
2837 monitor_printf(mon, "%s: string expected\n", cmdname);
2838 break;
2839 }
2840 goto fail;
2841 }
2842 qdict_put(qdict, key, qstring_from_str(buf));
2843 }
2844 break;
2845 case '/':
2846 {
2847 int count, format, size;
2848
2849 while (qemu_isspace(*p))
2850 p++;
2851 if (*p == '/') {
2852 /* format found */
2853 p++;
2854 count = 1;
2855 if (qemu_isdigit(*p)) {
2856 count = 0;
2857 while (qemu_isdigit(*p)) {
2858 count = count * 10 + (*p - '0');
2859 p++;
2860 }
2861 }
2862 size = -1;
2863 format = -1;
2864 for(;;) {
2865 switch(*p) {
2866 case 'o':
2867 case 'd':
2868 case 'u':
2869 case 'x':
2870 case 'i':
2871 case 'c':
2872 format = *p++;
2873 break;
2874 case 'b':
2875 size = 1;
2876 p++;
2877 break;
2878 case 'h':
2879 size = 2;
2880 p++;
2881 break;
2882 case 'w':
2883 size = 4;
2884 p++;
2885 break;
2886 case 'g':
2887 case 'L':
2888 size = 8;
2889 p++;
2890 break;
2891 default:
2892 goto next;
2893 }
2894 }
2895 next:
2896 if (*p != '\0' && !qemu_isspace(*p)) {
2897 monitor_printf(mon, "invalid char in format: '%c'\n",
2898 *p);
2899 goto fail;
2900 }
2901 if (format < 0)
2902 format = default_fmt_format;
2903 if (format != 'i') {
2904 /* for 'i', not specifying a size gives -1 as size */
2905 if (size < 0)
2906 size = default_fmt_size;
2907 default_fmt_size = size;
2908 }
2909 default_fmt_format = format;
2910 } else {
2911 count = 1;
2912 format = default_fmt_format;
2913 if (format != 'i') {
2914 size = default_fmt_size;
2915 } else {
2916 size = -1;
2917 }
2918 }
2919 qdict_put(qdict, "count", qint_from_int(count));
2920 qdict_put(qdict, "format", qint_from_int(format));
2921 qdict_put(qdict, "size", qint_from_int(size));
2922 }
2923 break;
2924 case 'i':
2925 case 'l':
2926 {
2927 int64_t val;
2928
2929 while (qemu_isspace(*p))
2930 p++;
2931 if (*typestr == '?' || *typestr == '.') {
2932 if (*typestr == '?') {
2933 if (*p == '\0') {
2934 typestr++;
2935 break;
2936 }
2937 } else {
2938 if (*p == '.') {
2939 p++;
2940 while (qemu_isspace(*p))
2941 p++;
2942 } else {
2943 typestr++;
2944 break;
2945 }
2946 }
2947 typestr++;
2948 }
2949 if (get_expr(mon, &val, &p))
2950 goto fail;
2951 /* Check if 'i' is greater than 32-bit */
2952 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2953 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2954 monitor_printf(mon, "integer is for 32-bit values\n");
2955 goto fail;
2956 }
2957 qdict_put(qdict, key, qint_from_int(val));
2958 }
2959 break;
2960 case '-':
2961 {
2962 int has_option;
2963 /* option */
2964
2965 c = *typestr++;
2966 if (c == '\0')
2967 goto bad_type;
2968 while (qemu_isspace(*p))
2969 p++;
2970 has_option = 0;
2971 if (*p == '-') {
2972 p++;
2973 if (*p != c) {
2974 monitor_printf(mon, "%s: unsupported option -%c\n",
2975 cmdname, *p);
2976 goto fail;
2977 }
2978 p++;
2979 has_option = 1;
2980 }
2981 qdict_put(qdict, key, qint_from_int(has_option));
2982 }
2983 break;
2984 default:
2985 bad_type:
2986 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2987 goto fail;
2988 }
2989 qemu_free(key);
2990 key = NULL;
2991 }
2992 /* check that all arguments were parsed */
2993 while (qemu_isspace(*p))
2994 p++;
2995 if (*p != '\0') {
2996 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2997 cmdname);
2998 goto fail;
2999 }
3000
3001 return cmd;
3002
3003 fail:
3004 qemu_free(key);
3005 return NULL;
3006 }
3007
3008 static void monitor_handle_command(Monitor *mon, const char *cmdline)
3009 {
3010 QDict *qdict;
3011 const mon_cmd_t *cmd;
3012
3013 qdict = qdict_new();
3014
3015 cmd = monitor_parse_command(mon, cmdline, qdict);
3016 if (cmd) {
3017 qemu_errors_to_mon(mon);
3018 cmd->mhandler.cmd(mon, qdict);
3019 qemu_errors_to_previous();
3020 }
3021
3022 QDECREF(qdict);
3023 }
3024
3025 static void cmd_completion(const char *name, const char *list)
3026 {
3027 const char *p, *pstart;
3028 char cmd[128];
3029 int len;
3030
3031 p = list;
3032 for(;;) {
3033 pstart = p;
3034 p = strchr(p, '|');
3035 if (!p)
3036 p = pstart + strlen(pstart);
3037 len = p - pstart;
3038 if (len > sizeof(cmd) - 2)
3039 len = sizeof(cmd) - 2;
3040 memcpy(cmd, pstart, len);
3041 cmd[len] = '\0';
3042 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3043 readline_add_completion(cur_mon->rs, cmd);
3044 }
3045 if (*p == '\0')
3046 break;
3047 p++;
3048 }
3049 }
3050
3051 static void file_completion(const char *input)
3052 {
3053 DIR *ffs;
3054 struct dirent *d;
3055 char path[1024];
3056 char file[1024], file_prefix[1024];
3057 int input_path_len;
3058 const char *p;
3059
3060 p = strrchr(input, '/');
3061 if (!p) {
3062 input_path_len = 0;
3063 pstrcpy(file_prefix, sizeof(file_prefix), input);
3064 pstrcpy(path, sizeof(path), ".");
3065 } else {
3066 input_path_len = p - input + 1;
3067 memcpy(path, input, input_path_len);
3068 if (input_path_len > sizeof(path) - 1)
3069 input_path_len = sizeof(path) - 1;
3070 path[input_path_len] = '\0';
3071 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3072 }
3073 #ifdef DEBUG_COMPLETION
3074 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3075 input, path, file_prefix);
3076 #endif
3077 ffs = opendir(path);
3078 if (!ffs)
3079 return;
3080 for(;;) {
3081 struct stat sb;
3082 d = readdir(ffs);
3083 if (!d)
3084 break;
3085 if (strstart(d->d_name, file_prefix, NULL)) {
3086 memcpy(file, input, input_path_len);
3087 if (input_path_len < sizeof(file))
3088 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3089 d->d_name);
3090 /* stat the file to find out if it's a directory.
3091 * In that case add a slash to speed up typing long paths
3092 */
3093 stat(file, &sb);
3094 if(S_ISDIR(sb.st_mode))
3095 pstrcat(file, sizeof(file), "/");
3096 readline_add_completion(cur_mon->rs, file);
3097 }
3098 }
3099 closedir(ffs);
3100 }
3101
3102 static void block_completion_it(void *opaque, BlockDriverState *bs)
3103 {
3104 const char *name = bdrv_get_device_name(bs);
3105 const char *input = opaque;
3106
3107 if (input[0] == '\0' ||
3108 !strncmp(name, (char *)input, strlen(input))) {
3109 readline_add_completion(cur_mon->rs, name);
3110 }
3111 }
3112
3113 /* NOTE: this parser is an approximate form of the real command parser */
3114 static void parse_cmdline(const char *cmdline,
3115 int *pnb_args, char **args)
3116 {
3117 const char *p;
3118 int nb_args, ret;
3119 char buf[1024];
3120
3121 p = cmdline;
3122 nb_args = 0;
3123 for(;;) {
3124 while (qemu_isspace(*p))
3125 p++;
3126 if (*p == '\0')
3127 break;
3128 if (nb_args >= MAX_ARGS)
3129 break;
3130 ret = get_str(buf, sizeof(buf), &p);
3131 args[nb_args] = qemu_strdup(buf);
3132 nb_args++;
3133 if (ret < 0)
3134 break;
3135 }
3136 *pnb_args = nb_args;
3137 }
3138
3139 static const char *next_arg_type(const char *typestr)
3140 {
3141 const char *p = strchr(typestr, ':');
3142 return (p != NULL ? ++p : typestr);
3143 }
3144
3145 static void monitor_find_completion(const char *cmdline)
3146 {
3147 const char *cmdname;
3148 char *args[MAX_ARGS];
3149 int nb_args, i, len;
3150 const char *ptype, *str;
3151 const mon_cmd_t *cmd;
3152 const KeyDef *key;
3153
3154 parse_cmdline(cmdline, &nb_args, args);
3155 #ifdef DEBUG_COMPLETION
3156 for(i = 0; i < nb_args; i++) {
3157 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3158 }
3159 #endif
3160
3161 /* if the line ends with a space, it means we want to complete the
3162 next arg */
3163 len = strlen(cmdline);
3164 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3165 if (nb_args >= MAX_ARGS)
3166 return;
3167 args[nb_args++] = qemu_strdup("");
3168 }
3169 if (nb_args <= 1) {
3170 /* command completion */
3171 if (nb_args == 0)
3172 cmdname = "";
3173 else
3174 cmdname = args[0];
3175 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3176 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3177 cmd_completion(cmdname, cmd->name);
3178 }
3179 } else {
3180 /* find the command */
3181 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3182 if (compare_cmd(args[0], cmd->name))
3183 goto found;
3184 }
3185 return;
3186 found:
3187 ptype = next_arg_type(cmd->args_type);
3188 for(i = 0; i < nb_args - 2; i++) {
3189 if (*ptype != '\0') {
3190 ptype = next_arg_type(ptype);
3191 while (*ptype == '?')
3192 ptype = next_arg_type(ptype);
3193 }
3194 }
3195 str = args[nb_args - 1];
3196 if (*ptype == '-' && ptype[1] != '\0') {
3197 ptype += 2;
3198 }
3199 switch(*ptype) {
3200 case 'F':
3201 /* file completion */
3202 readline_set_completion_index(cur_mon->rs, strlen(str));
3203 file_completion(str);
3204 break;
3205 case 'B':
3206 /* block device name completion */
3207 readline_set_completion_index(cur_mon->rs, strlen(str));
3208 bdrv_iterate(block_completion_it, (void *)str);
3209 break;
3210 case 's':
3211 /* XXX: more generic ? */
3212 if (!strcmp(cmd->name, "info")) {
3213 readline_set_completion_index(cur_mon->rs, strlen(str));
3214 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3215 cmd_completion(str, cmd->name);
3216 }
3217 } else if (!strcmp(cmd->name, "sendkey")) {
3218 char *sep = strrchr(str, '-');
3219 if (sep)
3220 str = sep + 1;
3221 readline_set_completion_index(cur_mon->rs, strlen(str));
3222 for(key = key_defs; key->name != NULL; key++) {
3223 cmd_completion(str, key->name);
3224 }
3225 } else if (!strcmp(cmd->name, "help|?")) {
3226 readline_set_completion_index(cur_mon->rs, strlen(str));
3227 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3228 cmd_completion(str, cmd->name);
3229 }
3230 }
3231 break;
3232 default:
3233 break;
3234 }
3235 }
3236 for(i = 0; i < nb_args; i++)
3237 qemu_free(args[i]);
3238 }
3239
3240 static int monitor_can_read(void *opaque)
3241 {
3242 Monitor *mon = opaque;
3243
3244 return (mon->suspend_cnt == 0) ? 128 : 0;
3245 }
3246
3247 static void monitor_read(void *opaque, const uint8_t *buf, int size)
3248 {
3249 Monitor *old_mon = cur_mon;
3250 int i;
3251
3252 cur_mon = opaque;
3253
3254 if (cur_mon->rs) {
3255 for (i = 0; i < size; i++)
3256 readline_handle_byte(cur_mon->rs, buf[i]);
3257 } else {
3258 if (size == 0 || buf[size - 1] != 0)
3259 monitor_printf(cur_mon, "corrupted command\n");
3260 else
3261 monitor_handle_command(cur_mon, (char *)buf);
3262 }
3263
3264 cur_mon = old_mon;
3265 }
3266
3267 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3268 {
3269 monitor_suspend(mon);
3270 monitor_handle_command(mon, cmdline);
3271 monitor_resume(mon);
3272 }
3273
3274 int monitor_suspend(Monitor *mon)
3275 {
3276 if (!mon->rs)
3277 return -ENOTTY;
3278 mon->suspend_cnt++;
3279 return 0;
3280 }
3281
3282 void monitor_resume(Monitor *mon)
3283 {
3284 if (!mon->rs)
3285 return;
3286 if (--mon->suspend_cnt == 0)
3287 readline_show_prompt(mon->rs);
3288 }
3289
3290 static void monitor_event(void *opaque, int event)
3291 {
3292 Monitor *mon = opaque;
3293
3294 switch (event) {
3295 case CHR_EVENT_MUX_IN:
3296 mon->mux_out = 0;
3297 if (mon->reset_seen) {
3298 readline_restart(mon->rs);
3299 monitor_resume(mon);
3300 monitor_flush(mon);
3301 } else {
3302 mon->suspend_cnt = 0;
3303 }
3304 break;
3305
3306 case CHR_EVENT_MUX_OUT:
3307 if (mon->reset_seen) {
3308 if (mon->suspend_cnt == 0) {
3309 monitor_printf(mon, "\n");
3310 }
3311 monitor_flush(mon);
3312 monitor_suspend(mon);
3313 } else {
3314 mon->suspend_cnt++;
3315 }
3316 mon->mux_out = 1;
3317 break;
3318
3319 case CHR_EVENT_RESET:
3320 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3321 "information\n", QEMU_VERSION);
3322 if (!mon->mux_out) {
3323 readline_show_prompt(mon->rs);
3324 }
3325 mon->reset_seen = 1;
3326 break;
3327 }
3328 }
3329
3330
3331 /*
3332 * Local variables:
3333 * c-indent-level: 4
3334 * c-basic-offset: 4
3335 * tab-width: 8
3336 * End:
3337 */
3338
3339 void monitor_init(CharDriverState *chr, int flags)
3340 {
3341 static int is_first_init = 1;
3342 Monitor *mon;
3343
3344 if (is_first_init) {
3345 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3346 is_first_init = 0;
3347 }
3348
3349 mon = qemu_mallocz(sizeof(*mon));
3350
3351 mon->chr = chr;
3352 mon->flags = flags;
3353 if (flags & MONITOR_USE_READLINE) {
3354 mon->rs = readline_init(mon, monitor_find_completion);
3355 monitor_read_command(mon, 0);
3356 }
3357
3358 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3359 mon);
3360
3361 QLIST_INSERT_HEAD(&mon_list, mon, entry);
3362 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3363 cur_mon = mon;
3364 }
3365
3366 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3367 {
3368 BlockDriverState *bs = opaque;
3369 int ret = 0;
3370
3371 if (bdrv_set_key(bs, password) != 0) {
3372 monitor_printf(mon, "invalid password\n");
3373 ret = -EPERM;
3374 }
3375 if (mon->password_completion_cb)
3376 mon->password_completion_cb(mon->password_opaque, ret);
3377
3378 monitor_read_command(mon, 1);
3379 }
3380
3381 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3382 BlockDriverCompletionFunc *completion_cb,
3383 void *opaque)
3384 {
3385 int err;
3386
3387 if (!bdrv_key_required(bs)) {
3388 if (completion_cb)
3389 completion_cb(opaque, 0);
3390 return;
3391 }
3392
3393 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3394 bdrv_get_encrypted_filename(bs));
3395
3396 mon->password_completion_cb = completion_cb;
3397 mon->password_opaque = opaque;
3398
3399 err = monitor_read_password(mon, bdrv_password_cb, bs);
3400
3401 if (err && completion_cb)
3402 completion_cb(opaque, err);
3403 }
3404
3405 typedef struct QemuErrorSink QemuErrorSink;
3406 struct QemuErrorSink {
3407 enum {
3408 ERR_SINK_FILE,
3409 ERR_SINK_MONITOR,
3410 } dest;
3411 union {
3412 FILE *fp;
3413 Monitor *mon;
3414 };
3415 QemuErrorSink *previous;
3416 };
3417
3418 static QemuErrorSink *qemu_error_sink;
3419
3420 void qemu_errors_to_file(FILE *fp)
3421 {
3422 QemuErrorSink *sink;
3423
3424 sink = qemu_mallocz(sizeof(*sink));
3425 sink->dest = ERR_SINK_FILE;
3426 sink->fp = fp;
3427 sink->previous = qemu_error_sink;
3428 qemu_error_sink = sink;
3429 }
3430
3431 void qemu_errors_to_mon(Monitor *mon)
3432 {
3433 QemuErrorSink *sink;
3434
3435 sink = qemu_mallocz(sizeof(*sink));
3436 sink->dest = ERR_SINK_MONITOR;
3437 sink->mon = mon;
3438 sink->previous = qemu_error_sink;
3439 qemu_error_sink = sink;
3440 }
3441
3442 void qemu_errors_to_previous(void)
3443 {
3444 QemuErrorSink *sink;
3445
3446 assert(qemu_error_sink != NULL);
3447 sink = qemu_error_sink;
3448 qemu_error_sink = sink->previous;
3449 qemu_free(sink);
3450 }
3451
3452 void qemu_error(const char *fmt, ...)
3453 {
3454 va_list args;
3455
3456 assert(qemu_error_sink != NULL);
3457 switch (qemu_error_sink->dest) {
3458 case ERR_SINK_FILE:
3459 va_start(args, fmt);
3460 vfprintf(qemu_error_sink->fp, fmt, args);
3461 va_end(args);
3462 break;
3463 case ERR_SINK_MONITOR:
3464 va_start(args, fmt);
3465 monitor_vprintf(qemu_error_sink->mon, fmt, args);
3466 va_end(args);
3467 break;
3468 }
3469 }
Anthony Liguori's QEMU queue