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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 "net/slirp.h"
36 #include "qemu-char.h"
37 #include "sysemu.h"
38 #include "monitor.h"
39 #include "readline.h"
40 #include "console.h"
41 #include "block.h"
42 #include "audio/audio.h"
43 #include "disas.h"
44 #include "balloon.h"
45 #include "qemu-timer.h"
46 #include "migration.h"
47 #include "kvm.h"
48 #include "acl.h"
49 #include "qint.h"
50 #include "qlist.h"
51 #include "qdict.h"
52 #include "qbool.h"
53 #include "qstring.h"
54 #include "qerror.h"
55 #include "qjson.h"
56 #include "json-streamer.h"
57 #include "json-parser.h"
58 #include "osdep.h"
59
60 //#define DEBUG
61 //#define DEBUG_COMPLETION
62
63 /*
64 * Supported types:
65 *
66 * 'F' filename
67 * 'B' block device name
68 * 's' string (accept optional quote)
69 * 'i' 32 bit integer
70 * 'l' target long (32 or 64 bit)
71 * '/' optional gdb-like print format (like "/10x")
72 *
73 * '?' optional type (for all types, except '/')
74 * '.' other form of optional type (for 'i' and 'l')
75 * '-' optional parameter (eg. '-f')
76 *
77 */
78
79 typedef struct mon_cmd_t {
80 const char *name;
81 const char *args_type;
82 const char *params;
83 const char *help;
84 void (*user_print)(Monitor *mon, const QObject *data);
85 union {
86 void (*info)(Monitor *mon);
87 void (*info_new)(Monitor *mon, QObject **ret_data);
88 void (*cmd)(Monitor *mon, const QDict *qdict);
89 void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
90 } mhandler;
91 } mon_cmd_t;
92
93 /* file descriptors passed via SCM_RIGHTS */
94 typedef struct mon_fd_t mon_fd_t;
95 struct mon_fd_t {
96 char *name;
97 int fd;
98 QLIST_ENTRY(mon_fd_t) next;
99 };
100
101 typedef struct MonitorControl {
102 QObject *id;
103 int print_enabled;
104 JSONMessageParser parser;
105 } MonitorControl;
106
107 struct Monitor {
108 CharDriverState *chr;
109 int mux_out;
110 int reset_seen;
111 int flags;
112 int suspend_cnt;
113 uint8_t outbuf[1024];
114 int outbuf_index;
115 ReadLineState *rs;
116 MonitorControl *mc;
117 CPUState *mon_cpu;
118 BlockDriverCompletionFunc *password_completion_cb;
119 void *password_opaque;
120 QError *error;
121 QLIST_HEAD(,mon_fd_t) fds;
122 QLIST_ENTRY(Monitor) entry;
123 };
124
125 static QLIST_HEAD(mon_list, Monitor) mon_list;
126
127 static const mon_cmd_t mon_cmds[];
128 static const mon_cmd_t info_cmds[];
129
130 Monitor *cur_mon = NULL;
131
132 static void monitor_command_cb(Monitor *mon, const char *cmdline,
133 void *opaque);
134
135 /* Return true if in control mode, false otherwise */
136 static inline int monitor_ctrl_mode(const Monitor *mon)
137 {
138 return (mon->flags & MONITOR_USE_CONTROL);
139 }
140
141 static void monitor_read_command(Monitor *mon, int show_prompt)
142 {
143 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
144 if (show_prompt)
145 readline_show_prompt(mon->rs);
146 }
147
148 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
149 void *opaque)
150 {
151 if (monitor_ctrl_mode(mon)) {
152 qemu_error_new(QERR_MISSING_PARAMETER, "password");
153 return -EINVAL;
154 } else if (mon->rs) {
155 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
156 /* prompt is printed on return from the command handler */
157 return 0;
158 } else {
159 monitor_printf(mon, "terminal does not support password prompting\n");
160 return -ENOTTY;
161 }
162 }
163
164 void monitor_flush(Monitor *mon)
165 {
166 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
167 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
168 mon->outbuf_index = 0;
169 }
170 }
171
172 /* flush at every end of line or if the buffer is full */
173 static void monitor_puts(Monitor *mon, const char *str)
174 {
175 char c;
176
177 if (!mon)
178 return;
179
180 for(;;) {
181 c = *str++;
182 if (c == '\0')
183 break;
184 if (c == '\n')
185 mon->outbuf[mon->outbuf_index++] = '\r';
186 mon->outbuf[mon->outbuf_index++] = c;
187 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
188 || c == '\n')
189 monitor_flush(mon);
190 }
191 }
192
193 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
194 {
195 if (mon->mc && !mon->mc->print_enabled) {
196 qemu_error_new(QERR_UNDEFINED_ERROR);
197 } else {
198 char buf[4096];
199 vsnprintf(buf, sizeof(buf), fmt, ap);
200 monitor_puts(mon, buf);
201 }
202 }
203
204 void monitor_printf(Monitor *mon, const char *fmt, ...)
205 {
206 va_list ap;
207 va_start(ap, fmt);
208 monitor_vprintf(mon, fmt, ap);
209 va_end(ap);
210 }
211
212 void monitor_print_filename(Monitor *mon, const char *filename)
213 {
214 int i;
215
216 for (i = 0; filename[i]; i++) {
217 switch (filename[i]) {
218 case ' ':
219 case '"':
220 case '\\':
221 monitor_printf(mon, "\\%c", filename[i]);
222 break;
223 case '\t':
224 monitor_printf(mon, "\\t");
225 break;
226 case '\r':
227 monitor_printf(mon, "\\r");
228 break;
229 case '\n':
230 monitor_printf(mon, "\\n");
231 break;
232 default:
233 monitor_printf(mon, "%c", filename[i]);
234 break;
235 }
236 }
237 }
238
239 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
240 {
241 va_list ap;
242 va_start(ap, fmt);
243 monitor_vprintf((Monitor *)stream, fmt, ap);
244 va_end(ap);
245 return 0;
246 }
247
248 static void monitor_user_noop(Monitor *mon, const QObject *data) { }
249
250 static inline int monitor_handler_ported(const mon_cmd_t *cmd)
251 {
252 return cmd->user_print != NULL;
253 }
254
255 static inline int monitor_has_error(const Monitor *mon)
256 {
257 return mon->error != NULL;
258 }
259
260 static void monitor_json_emitter(Monitor *mon, const QObject *data)
261 {
262 QString *json;
263
264 json = qobject_to_json(data);
265 assert(json != NULL);
266
267 mon->mc->print_enabled = 1;
268 monitor_printf(mon, "%s\n", qstring_get_str(json));
269 mon->mc->print_enabled = 0;
270
271 QDECREF(json);
272 }
273
274 static void monitor_protocol_emitter(Monitor *mon, QObject *data)
275 {
276 QDict *qmp;
277
278 qmp = qdict_new();
279
280 if (!monitor_has_error(mon)) {
281 /* success response */
282 if (data) {
283 qobject_incref(data);
284 qdict_put_obj(qmp, "return", data);
285 } else {
286 qdict_put(qmp, "return", qstring_from_str("OK"));
287 }
288 } else {
289 /* error response */
290 qdict_put(mon->error->error, "desc", qerror_human(mon->error));
291 qdict_put(qmp, "error", mon->error->error);
292 QINCREF(mon->error->error);
293 QDECREF(mon->error);
294 mon->error = NULL;
295 }
296
297 if (mon->mc->id) {
298 qdict_put_obj(qmp, "id", mon->mc->id);
299 mon->mc->id = NULL;
300 }
301
302 monitor_json_emitter(mon, QOBJECT(qmp));
303 QDECREF(qmp);
304 }
305
306 static void timestamp_put(QDict *qdict)
307 {
308 int err;
309 QObject *obj;
310 qemu_timeval tv;
311
312 err = qemu_gettimeofday(&tv);
313 if (err < 0)
314 return;
315
316 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
317 "'microseconds': %" PRId64 " }",
318 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
319 assert(obj != NULL);
320
321 qdict_put_obj(qdict, "timestamp", obj);
322 }
323
324 /**
325 * monitor_protocol_event(): Generate a Monitor event
326 *
327 * Event-specific data can be emitted through the (optional) 'data' parameter.
328 */
329 void monitor_protocol_event(MonitorEvent event, QObject *data)
330 {
331 QDict *qmp;
332 const char *event_name;
333 Monitor *mon = cur_mon;
334
335 assert(event < QEVENT_MAX);
336
337 if (!monitor_ctrl_mode(mon))
338 return;
339
340 switch (event) {
341 case QEVENT_DEBUG:
342 event_name = "DEBUG";
343 break;
344 case QEVENT_SHUTDOWN:
345 event_name = "SHUTDOWN";
346 break;
347 case QEVENT_RESET:
348 event_name = "RESET";
349 break;
350 case QEVENT_POWERDOWN:
351 event_name = "POWERDOWN";
352 break;
353 case QEVENT_STOP:
354 event_name = "STOP";
355 break;
356 default:
357 abort();
358 break;
359 }
360
361 qmp = qdict_new();
362 timestamp_put(qmp);
363 qdict_put(qmp, "event", qstring_from_str(event_name));
364 if (data)
365 qdict_put_obj(qmp, "data", data);
366
367 monitor_json_emitter(mon, QOBJECT(qmp));
368 QDECREF(qmp);
369 }
370
371 static int compare_cmd(const char *name, const char *list)
372 {
373 const char *p, *pstart;
374 int len;
375 len = strlen(name);
376 p = list;
377 for(;;) {
378 pstart = p;
379 p = strchr(p, '|');
380 if (!p)
381 p = pstart + strlen(pstart);
382 if ((p - pstart) == len && !memcmp(pstart, name, len))
383 return 1;
384 if (*p == '\0')
385 break;
386 p++;
387 }
388 return 0;
389 }
390
391 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
392 const char *prefix, const char *name)
393 {
394 const mon_cmd_t *cmd;
395
396 for(cmd = cmds; cmd->name != NULL; cmd++) {
397 if (!name || !strcmp(name, cmd->name))
398 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
399 cmd->params, cmd->help);
400 }
401 }
402
403 static void help_cmd(Monitor *mon, const char *name)
404 {
405 if (name && !strcmp(name, "info")) {
406 help_cmd_dump(mon, info_cmds, "info ", NULL);
407 } else {
408 help_cmd_dump(mon, mon_cmds, "", name);
409 if (name && !strcmp(name, "log")) {
410 const CPULogItem *item;
411 monitor_printf(mon, "Log items (comma separated):\n");
412 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
413 for(item = cpu_log_items; item->mask != 0; item++) {
414 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
415 }
416 }
417 }
418 }
419
420 static void do_help_cmd(Monitor *mon, const QDict *qdict)
421 {
422 help_cmd(mon, qdict_get_try_str(qdict, "name"));
423 }
424
425 static void do_commit(Monitor *mon, const QDict *qdict)
426 {
427 int all_devices;
428 DriveInfo *dinfo;
429 const char *device = qdict_get_str(qdict, "device");
430
431 all_devices = !strcmp(device, "all");
432 QTAILQ_FOREACH(dinfo, &drives, next) {
433 if (!all_devices)
434 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
435 continue;
436 bdrv_commit(dinfo->bdrv);
437 }
438 }
439
440 static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
441 {
442 const mon_cmd_t *cmd;
443 const char *item = qdict_get_try_str(qdict, "item");
444
445 if (!item) {
446 assert(monitor_ctrl_mode(mon) == 0);
447 goto help;
448 }
449
450 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
451 if (compare_cmd(item, cmd->name))
452 break;
453 }
454
455 if (cmd->name == NULL) {
456 if (monitor_ctrl_mode(mon)) {
457 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
458 return;
459 }
460 goto help;
461 }
462
463 if (monitor_handler_ported(cmd)) {
464 cmd->mhandler.info_new(mon, ret_data);
465
466 if (!monitor_ctrl_mode(mon)) {
467 /*
468 * User Protocol function is called here, Monitor Protocol is
469 * handled by monitor_call_handler()
470 */
471 if (*ret_data)
472 cmd->user_print(mon, *ret_data);
473 }
474 } else {
475 if (monitor_ctrl_mode(mon)) {
476 /* handler not converted yet */
477 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
478 } else {
479 cmd->mhandler.info(mon);
480 }
481 }
482
483 return;
484
485 help:
486 help_cmd(mon, "info");
487 }
488
489 static void do_info_version_print(Monitor *mon, const QObject *data)
490 {
491 QDict *qdict;
492
493 qdict = qobject_to_qdict(data);
494
495 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
496 qdict_get_str(qdict, "package"));
497 }
498
499 /**
500 * do_info_version(): Show QEMU version
501 *
502 * Return a QDict with the following information:
503 *
504 * - "qemu": QEMU's version
505 * - "package": package's version
506 *
507 * Example:
508 *
509 * { "qemu": "0.11.50", "package": "" }
510 */
511 static void do_info_version(Monitor *mon, QObject **ret_data)
512 {
513 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
514 QEMU_VERSION, QEMU_PKGVERSION);
515 }
516
517 static void do_info_name_print(Monitor *mon, const QObject *data)
518 {
519 QDict *qdict;
520
521 qdict = qobject_to_qdict(data);
522 if (qdict_size(qdict) == 0) {
523 return;
524 }
525
526 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
527 }
528
529 /**
530 * do_info_name(): Show VM name
531 *
532 * Return a QDict with the following information:
533 *
534 * - "name": VM's name (optional)
535 *
536 * Example:
537 *
538 * { "name": "qemu-name" }
539 */
540 static void do_info_name(Monitor *mon, QObject **ret_data)
541 {
542 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
543 qobject_from_jsonf("{}");
544 }
545
546 static QObject *get_cmd_dict(const char *name)
547 {
548 const char *p;
549
550 /* Remove '|' from some commands */
551 p = strchr(name, '|');
552 if (p) {
553 p++;
554 } else {
555 p = name;
556 }
557
558 return qobject_from_jsonf("{ 'name': %s }", p);
559 }
560
561 /**
562 * do_info_commands(): List QMP available commands
563 *
564 * Each command is represented by a QDict, the returned QObject is a QList
565 * of all commands.
566 *
567 * The QDict contains:
568 *
569 * - "name": command's name
570 *
571 * Example:
572 *
573 * { [ { "name": "query-balloon" }, { "name": "system_powerdown" } ] }
574 */
575 static void do_info_commands(Monitor *mon, QObject **ret_data)
576 {
577 QList *cmd_list;
578 const mon_cmd_t *cmd;
579
580 cmd_list = qlist_new();
581
582 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
583 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
584 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
585 }
586 }
587
588 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
589 if (monitor_handler_ported(cmd)) {
590 char buf[128];
591 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
592 qlist_append_obj(cmd_list, get_cmd_dict(buf));
593 }
594 }
595
596 *ret_data = QOBJECT(cmd_list);
597 }
598
599 #if defined(TARGET_I386)
600 static void do_info_hpet_print(Monitor *mon, const QObject *data)
601 {
602 monitor_printf(mon, "HPET is %s by QEMU\n",
603 qdict_get_bool(qobject_to_qdict(data), "enabled") ?
604 "enabled" : "disabled");
605 }
606
607 /**
608 * do_info_hpet(): Show HPET state
609 *
610 * Return a QDict with the following information:
611 *
612 * - "enabled": true if hpet if enabled, false otherwise
613 *
614 * Example:
615 *
616 * { "enabled": true }
617 */
618 static void do_info_hpet(Monitor *mon, QObject **ret_data)
619 {
620 *ret_data = qobject_from_jsonf("{ 'enabled': %i }", !no_hpet);
621 }
622 #endif
623
624 static void do_info_uuid_print(Monitor *mon, const QObject *data)
625 {
626 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
627 }
628
629 /**
630 * do_info_uuid(): Show VM UUID
631 *
632 * Return a QDict with the following information:
633 *
634 * - "UUID": Universally Unique Identifier
635 *
636 * Example:
637 *
638 * { "UUID": "550e8400-e29b-41d4-a716-446655440000" }
639 */
640 static void do_info_uuid(Monitor *mon, QObject **ret_data)
641 {
642 char uuid[64];
643
644 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
645 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
646 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
647 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
648 qemu_uuid[14], qemu_uuid[15]);
649 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
650 }
651
652 /* get the current CPU defined by the user */
653 static int mon_set_cpu(int cpu_index)
654 {
655 CPUState *env;
656
657 for(env = first_cpu; env != NULL; env = env->next_cpu) {
658 if (env->cpu_index == cpu_index) {
659 cur_mon->mon_cpu = env;
660 return 0;
661 }
662 }
663 return -1;
664 }
665
666 static CPUState *mon_get_cpu(void)
667 {
668 if (!cur_mon->mon_cpu) {
669 mon_set_cpu(0);
670 }
671 cpu_synchronize_state(cur_mon->mon_cpu);
672 return cur_mon->mon_cpu;
673 }
674
675 static void do_info_registers(Monitor *mon)
676 {
677 CPUState *env;
678 env = mon_get_cpu();
679 if (!env)
680 return;
681 #ifdef TARGET_I386
682 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
683 X86_DUMP_FPU);
684 #else
685 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
686 0);
687 #endif
688 }
689
690 static void print_cpu_iter(QObject *obj, void *opaque)
691 {
692 QDict *cpu;
693 int active = ' ';
694 Monitor *mon = opaque;
695
696 assert(qobject_type(obj) == QTYPE_QDICT);
697 cpu = qobject_to_qdict(obj);
698
699 if (qdict_get_bool(cpu, "current")) {
700 active = '*';
701 }
702
703 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
704
705 #if defined(TARGET_I386)
706 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
707 (target_ulong) qdict_get_int(cpu, "pc"));
708 #elif defined(TARGET_PPC)
709 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
710 (target_long) qdict_get_int(cpu, "nip"));
711 #elif defined(TARGET_SPARC)
712 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
713 (target_long) qdict_get_int(cpu, "pc"));
714 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
715 (target_long) qdict_get_int(cpu, "npc"));
716 #elif defined(TARGET_MIPS)
717 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
718 (target_long) qdict_get_int(cpu, "PC"));
719 #endif
720
721 if (qdict_get_bool(cpu, "halted")) {
722 monitor_printf(mon, " (halted)");
723 }
724
725 monitor_printf(mon, "\n");
726 }
727
728 static void monitor_print_cpus(Monitor *mon, const QObject *data)
729 {
730 QList *cpu_list;
731
732 assert(qobject_type(data) == QTYPE_QLIST);
733 cpu_list = qobject_to_qlist(data);
734 qlist_iter(cpu_list, print_cpu_iter, mon);
735 }
736
737 /**
738 * do_info_cpus(): Show CPU information
739 *
740 * Return a QList. Each CPU is represented by a QDict, which contains:
741 *
742 * - "cpu": CPU index
743 * - "current": true if this is the current CPU, false otherwise
744 * - "halted": true if the cpu is halted, false otherwise
745 * - Current program counter. The key's name depends on the architecture:
746 * "pc": i386/x86)64
747 * "nip": PPC
748 * "pc" and "npc": sparc
749 * "PC": mips
750 *
751 * Example:
752 *
753 * [ { "CPU": 0, "current": true, "halted": false, "pc": 3227107138 },
754 * { "CPU": 1, "current": false, "halted": true, "pc": 7108165 } ]
755 */
756 static void do_info_cpus(Monitor *mon, QObject **ret_data)
757 {
758 CPUState *env;
759 QList *cpu_list;
760
761 cpu_list = qlist_new();
762
763 /* just to set the default cpu if not already done */
764 mon_get_cpu();
765
766 for(env = first_cpu; env != NULL; env = env->next_cpu) {
767 QDict *cpu;
768 QObject *obj;
769
770 cpu_synchronize_state(env);
771
772 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
773 env->cpu_index, env == mon->mon_cpu,
774 env->halted);
775 assert(obj != NULL);
776
777 cpu = qobject_to_qdict(obj);
778
779 #if defined(TARGET_I386)
780 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
781 #elif defined(TARGET_PPC)
782 qdict_put(cpu, "nip", qint_from_int(env->nip));
783 #elif defined(TARGET_SPARC)
784 qdict_put(cpu, "pc", qint_from_int(env->pc));
785 qdict_put(cpu, "npc", qint_from_int(env->npc));
786 #elif defined(TARGET_MIPS)
787 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
788 #endif
789
790 qlist_append(cpu_list, cpu);
791 }
792
793 *ret_data = QOBJECT(cpu_list);
794 }
795
796 static void do_cpu_set(Monitor *mon, const QDict *qdict)
797 {
798 int index = qdict_get_int(qdict, "index");
799 if (mon_set_cpu(index) < 0)
800 monitor_printf(mon, "Invalid CPU index\n");
801 }
802
803 static void do_info_jit(Monitor *mon)
804 {
805 dump_exec_info((FILE *)mon, monitor_fprintf);
806 }
807
808 static void do_info_history(Monitor *mon)
809 {
810 int i;
811 const char *str;
812
813 if (!mon->rs)
814 return;
815 i = 0;
816 for(;;) {
817 str = readline_get_history(mon->rs, i);
818 if (!str)
819 break;
820 monitor_printf(mon, "%d: '%s'\n", i, str);
821 i++;
822 }
823 }
824
825 #if defined(TARGET_PPC)
826 /* XXX: not implemented in other targets */
827 static void do_info_cpu_stats(Monitor *mon)
828 {
829 CPUState *env;
830
831 env = mon_get_cpu();
832 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
833 }
834 #endif
835
836 /**
837 * do_quit(): Quit QEMU execution
838 */
839 static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
840 {
841 exit(0);
842 }
843
844 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
845 {
846 if (bdrv_is_inserted(bs)) {
847 if (!force) {
848 if (!bdrv_is_removable(bs)) {
849 qemu_error_new(QERR_DEVICE_NOT_REMOVABLE,
850 bdrv_get_device_name(bs));
851 return -1;
852 }
853 if (bdrv_is_locked(bs)) {
854 qemu_error_new(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
855 return -1;
856 }
857 }
858 bdrv_close(bs);
859 }
860 return 0;
861 }
862
863 static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
864 {
865 BlockDriverState *bs;
866 int force = qdict_get_int(qdict, "force");
867 const char *filename = qdict_get_str(qdict, "filename");
868
869 bs = bdrv_find(filename);
870 if (!bs) {
871 qemu_error_new(QERR_DEVICE_NOT_FOUND, filename);
872 return;
873 }
874 eject_device(mon, bs, force);
875 }
876
877 static void do_block_set_passwd(Monitor *mon, const QDict *qdict,
878 QObject **ret_data)
879 {
880 BlockDriverState *bs;
881
882 bs = bdrv_find(qdict_get_str(qdict, "device"));
883 if (!bs) {
884 qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
885 return;
886 }
887
888 if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
889 qemu_error_new(QERR_INVALID_PASSWORD);
890 }
891 }
892
893 static void do_change_block(Monitor *mon, const char *device,
894 const char *filename, const char *fmt)
895 {
896 BlockDriverState *bs;
897 BlockDriver *drv = NULL;
898
899 bs = bdrv_find(device);
900 if (!bs) {
901 qemu_error_new(QERR_DEVICE_NOT_FOUND, device);
902 return;
903 }
904 if (fmt) {
905 drv = bdrv_find_whitelisted_format(fmt);
906 if (!drv) {
907 qemu_error_new(QERR_INVALID_BLOCK_FORMAT, fmt);
908 return;
909 }
910 }
911 if (eject_device(mon, bs, 0) < 0)
912 return;
913 bdrv_open2(bs, filename, 0, drv);
914 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
915 }
916
917 static void change_vnc_password(const char *password)
918 {
919 if (vnc_display_password(NULL, password) < 0)
920 qemu_error_new(QERR_SET_PASSWD_FAILED);
921
922 }
923
924 static void change_vnc_password_cb(Monitor *mon, const char *password,
925 void *opaque)
926 {
927 change_vnc_password(password);
928 monitor_read_command(mon, 1);
929 }
930
931 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
932 {
933 if (strcmp(target, "passwd") == 0 ||
934 strcmp(target, "password") == 0) {
935 if (arg) {
936 char password[9];
937 strncpy(password, arg, sizeof(password));
938 password[sizeof(password) - 1] = '\0';
939 change_vnc_password(password);
940 } else {
941 monitor_read_password(mon, change_vnc_password_cb, NULL);
942 }
943 } else {
944 if (vnc_display_open(NULL, target) < 0)
945 qemu_error_new(QERR_VNC_SERVER_FAILED, target);
946 }
947 }
948
949 /**
950 * do_change(): Change a removable medium, or VNC configuration
951 */
952 static void do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
953 {
954 const char *device = qdict_get_str(qdict, "device");
955 const char *target = qdict_get_str(qdict, "target");
956 const char *arg = qdict_get_try_str(qdict, "arg");
957 if (strcmp(device, "vnc") == 0) {
958 do_change_vnc(mon, target, arg);
959 } else {
960 do_change_block(mon, device, target, arg);
961 }
962 }
963
964 static void do_screen_dump(Monitor *mon, const QDict *qdict)
965 {
966 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
967 }
968
969 static void do_logfile(Monitor *mon, const QDict *qdict)
970 {
971 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
972 }
973
974 static void do_log(Monitor *mon, const QDict *qdict)
975 {
976 int mask;
977 const char *items = qdict_get_str(qdict, "items");
978
979 if (!strcmp(items, "none")) {
980 mask = 0;
981 } else {
982 mask = cpu_str_to_log_mask(items);
983 if (!mask) {
984 help_cmd(mon, "log");
985 return;
986 }
987 }
988 cpu_set_log(mask);
989 }
990
991 static void do_singlestep(Monitor *mon, const QDict *qdict)
992 {
993 const char *option = qdict_get_try_str(qdict, "option");
994 if (!option || !strcmp(option, "on")) {
995 singlestep = 1;
996 } else if (!strcmp(option, "off")) {
997 singlestep = 0;
998 } else {
999 monitor_printf(mon, "unexpected option %s\n", option);
1000 }
1001 }
1002
1003 /**
1004 * do_stop(): Stop VM execution
1005 */
1006 static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1007 {
1008 vm_stop(EXCP_INTERRUPT);
1009 }
1010
1011 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1012
1013 struct bdrv_iterate_context {
1014 Monitor *mon;
1015 int err;
1016 };
1017
1018 /**
1019 * do_cont(): Resume emulation.
1020 */
1021 static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1022 {
1023 struct bdrv_iterate_context context = { mon, 0 };
1024
1025 bdrv_iterate(encrypted_bdrv_it, &context);
1026 /* only resume the vm if all keys are set and valid */
1027 if (!context.err)
1028 vm_start();
1029 }
1030
1031 static void bdrv_key_cb(void *opaque, int err)
1032 {
1033 Monitor *mon = opaque;
1034
1035 /* another key was set successfully, retry to continue */
1036 if (!err)
1037 do_cont(mon, NULL, NULL);
1038 }
1039
1040 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1041 {
1042 struct bdrv_iterate_context *context = opaque;
1043
1044 if (!context->err && bdrv_key_required(bs)) {
1045 context->err = -EBUSY;
1046 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1047 context->mon);
1048 }
1049 }
1050
1051 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1052 {
1053 const char *device = qdict_get_try_str(qdict, "device");
1054 if (!device)
1055 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1056 if (gdbserver_start(device) < 0) {
1057 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1058 device);
1059 } else if (strcmp(device, "none") == 0) {
1060 monitor_printf(mon, "Disabled gdbserver\n");
1061 } else {
1062 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1063 device);
1064 }
1065 }
1066
1067 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1068 {
1069 const char *action = qdict_get_str(qdict, "action");
1070 if (select_watchdog_action(action) == -1) {
1071 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1072 }
1073 }
1074
1075 static void monitor_printc(Monitor *mon, int c)
1076 {
1077 monitor_printf(mon, "'");
1078 switch(c) {
1079 case '\'':
1080 monitor_printf(mon, "\\'");
1081 break;
1082 case '\\':
1083 monitor_printf(mon, "\\\\");
1084 break;
1085 case '\n':
1086 monitor_printf(mon, "\\n");
1087 break;
1088 case '\r':
1089 monitor_printf(mon, "\\r");
1090 break;
1091 default:
1092 if (c >= 32 && c <= 126) {
1093 monitor_printf(mon, "%c", c);
1094 } else {
1095 monitor_printf(mon, "\\x%02x", c);
1096 }
1097 break;
1098 }
1099 monitor_printf(mon, "'");
1100 }
1101
1102 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1103 target_phys_addr_t addr, int is_physical)
1104 {
1105 CPUState *env;
1106 int nb_per_line, l, line_size, i, max_digits, len;
1107 uint8_t buf[16];
1108 uint64_t v;
1109
1110 if (format == 'i') {
1111 int flags;
1112 flags = 0;
1113 env = mon_get_cpu();
1114 if (!env && !is_physical)
1115 return;
1116 #ifdef TARGET_I386
1117 if (wsize == 2) {
1118 flags = 1;
1119 } else if (wsize == 4) {
1120 flags = 0;
1121 } else {
1122 /* as default we use the current CS size */
1123 flags = 0;
1124 if (env) {
1125 #ifdef TARGET_X86_64
1126 if ((env->efer & MSR_EFER_LMA) &&
1127 (env->segs[R_CS].flags & DESC_L_MASK))
1128 flags = 2;
1129 else
1130 #endif
1131 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1132 flags = 1;
1133 }
1134 }
1135 #endif
1136 monitor_disas(mon, env, addr, count, is_physical, flags);
1137 return;
1138 }
1139
1140 len = wsize * count;
1141 if (wsize == 1)
1142 line_size = 8;
1143 else
1144 line_size = 16;
1145 nb_per_line = line_size / wsize;
1146 max_digits = 0;
1147
1148 switch(format) {
1149 case 'o':
1150 max_digits = (wsize * 8 + 2) / 3;
1151 break;
1152 default:
1153 case 'x':
1154 max_digits = (wsize * 8) / 4;
1155 break;
1156 case 'u':
1157 case 'd':
1158 max_digits = (wsize * 8 * 10 + 32) / 33;
1159 break;
1160 case 'c':
1161 wsize = 1;
1162 break;
1163 }
1164
1165 while (len > 0) {
1166 if (is_physical)
1167 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1168 else
1169 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1170 l = len;
1171 if (l > line_size)
1172 l = line_size;
1173 if (is_physical) {
1174 cpu_physical_memory_rw(addr, buf, l, 0);
1175 } else {
1176 env = mon_get_cpu();
1177 if (!env)
1178 break;
1179 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1180 monitor_printf(mon, " Cannot access memory\n");
1181 break;
1182 }
1183 }
1184 i = 0;
1185 while (i < l) {
1186 switch(wsize) {
1187 default:
1188 case 1:
1189 v = ldub_raw(buf + i);
1190 break;
1191 case 2:
1192 v = lduw_raw(buf + i);
1193 break;
1194 case 4:
1195 v = (uint32_t)ldl_raw(buf + i);
1196 break;
1197 case 8:
1198 v = ldq_raw(buf + i);
1199 break;
1200 }
1201 monitor_printf(mon, " ");
1202 switch(format) {
1203 case 'o':
1204 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1205 break;
1206 case 'x':
1207 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1208 break;
1209 case 'u':
1210 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1211 break;
1212 case 'd':
1213 monitor_printf(mon, "%*" PRId64, max_digits, v);
1214 break;
1215 case 'c':
1216 monitor_printc(mon, v);
1217 break;
1218 }
1219 i += wsize;
1220 }
1221 monitor_printf(mon, "\n");
1222 addr += l;
1223 len -= l;
1224 }
1225 }
1226
1227 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1228 {
1229 int count = qdict_get_int(qdict, "count");
1230 int format = qdict_get_int(qdict, "format");
1231 int size = qdict_get_int(qdict, "size");
1232 target_long addr = qdict_get_int(qdict, "addr");
1233
1234 memory_dump(mon, count, format, size, addr, 0);
1235 }
1236
1237 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1238 {
1239 int count = qdict_get_int(qdict, "count");
1240 int format = qdict_get_int(qdict, "format");
1241 int size = qdict_get_int(qdict, "size");
1242 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1243
1244 memory_dump(mon, count, format, size, addr, 1);
1245 }
1246
1247 static void do_print(Monitor *mon, const QDict *qdict)
1248 {
1249 int format = qdict_get_int(qdict, "format");
1250 target_phys_addr_t val = qdict_get_int(qdict, "val");
1251
1252 #if TARGET_PHYS_ADDR_BITS == 32
1253 switch(format) {
1254 case 'o':
1255 monitor_printf(mon, "%#o", val);
1256 break;
1257 case 'x':
1258 monitor_printf(mon, "%#x", val);
1259 break;
1260 case 'u':
1261 monitor_printf(mon, "%u", val);
1262 break;
1263 default:
1264 case 'd':
1265 monitor_printf(mon, "%d", val);
1266 break;
1267 case 'c':
1268 monitor_printc(mon, val);
1269 break;
1270 }
1271 #else
1272 switch(format) {
1273 case 'o':
1274 monitor_printf(mon, "%#" PRIo64, val);
1275 break;
1276 case 'x':
1277 monitor_printf(mon, "%#" PRIx64, val);
1278 break;
1279 case 'u':
1280 monitor_printf(mon, "%" PRIu64, val);
1281 break;
1282 default:
1283 case 'd':
1284 monitor_printf(mon, "%" PRId64, val);
1285 break;
1286 case 'c':
1287 monitor_printc(mon, val);
1288 break;
1289 }
1290 #endif
1291 monitor_printf(mon, "\n");
1292 }
1293
1294 static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1295 {
1296 FILE *f;
1297 uint32_t size = qdict_get_int(qdict, "size");
1298 const char *filename = qdict_get_str(qdict, "filename");
1299 target_long addr = qdict_get_int(qdict, "val");
1300 uint32_t l;
1301 CPUState *env;
1302 uint8_t buf[1024];
1303
1304 env = mon_get_cpu();
1305 if (!env)
1306 return;
1307
1308 f = fopen(filename, "wb");
1309 if (!f) {
1310 monitor_printf(mon, "could not open '%s'\n", filename);
1311 return;
1312 }
1313 while (size != 0) {
1314 l = sizeof(buf);
1315 if (l > size)
1316 l = size;
1317 cpu_memory_rw_debug(env, addr, buf, l, 0);
1318 fwrite(buf, 1, l, f);
1319 addr += l;
1320 size -= l;
1321 }
1322 fclose(f);
1323 }
1324
1325 static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1326 QObject **ret_data)
1327 {
1328 FILE *f;
1329 uint32_t l;
1330 uint8_t buf[1024];
1331 uint32_t size = qdict_get_int(qdict, "size");
1332 const char *filename = qdict_get_str(qdict, "filename");
1333 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1334
1335 f = fopen(filename, "wb");
1336 if (!f) {
1337 monitor_printf(mon, "could not open '%s'\n", filename);
1338 return;
1339 }
1340 while (size != 0) {
1341 l = sizeof(buf);
1342 if (l > size)
1343 l = size;
1344 cpu_physical_memory_rw(addr, buf, l, 0);
1345 fwrite(buf, 1, l, f);
1346 fflush(f);
1347 addr += l;
1348 size -= l;
1349 }
1350 fclose(f);
1351 }
1352
1353 static void do_sum(Monitor *mon, const QDict *qdict)
1354 {
1355 uint32_t addr;
1356 uint8_t buf[1];
1357 uint16_t sum;
1358 uint32_t start = qdict_get_int(qdict, "start");
1359 uint32_t size = qdict_get_int(qdict, "size");
1360
1361 sum = 0;
1362 for(addr = start; addr < (start + size); addr++) {
1363 cpu_physical_memory_rw(addr, buf, 1, 0);
1364 /* BSD sum algorithm ('sum' Unix command) */
1365 sum = (sum >> 1) | (sum << 15);
1366 sum += buf[0];
1367 }
1368 monitor_printf(mon, "%05d\n", sum);
1369 }
1370
1371 typedef struct {
1372 int keycode;
1373 const char *name;
1374 } KeyDef;
1375
1376 static const KeyDef key_defs[] = {
1377 { 0x2a, "shift" },
1378 { 0x36, "shift_r" },
1379
1380 { 0x38, "alt" },
1381 { 0xb8, "alt_r" },
1382 { 0x64, "altgr" },
1383 { 0xe4, "altgr_r" },
1384 { 0x1d, "ctrl" },
1385 { 0x9d, "ctrl_r" },
1386
1387 { 0xdd, "menu" },
1388
1389 { 0x01, "esc" },
1390
1391 { 0x02, "1" },
1392 { 0x03, "2" },
1393 { 0x04, "3" },
1394 { 0x05, "4" },
1395 { 0x06, "5" },
1396 { 0x07, "6" },
1397 { 0x08, "7" },
1398 { 0x09, "8" },
1399 { 0x0a, "9" },
1400 { 0x0b, "0" },
1401 { 0x0c, "minus" },
1402 { 0x0d, "equal" },
1403 { 0x0e, "backspace" },
1404
1405 { 0x0f, "tab" },
1406 { 0x10, "q" },
1407 { 0x11, "w" },
1408 { 0x12, "e" },
1409 { 0x13, "r" },
1410 { 0x14, "t" },
1411 { 0x15, "y" },
1412 { 0x16, "u" },
1413 { 0x17, "i" },
1414 { 0x18, "o" },
1415 { 0x19, "p" },
1416
1417 { 0x1c, "ret" },
1418
1419 { 0x1e, "a" },
1420 { 0x1f, "s" },
1421 { 0x20, "d" },
1422 { 0x21, "f" },
1423 { 0x22, "g" },
1424 { 0x23, "h" },
1425 { 0x24, "j" },
1426 { 0x25, "k" },
1427 { 0x26, "l" },
1428
1429 { 0x2c, "z" },
1430 { 0x2d, "x" },
1431 { 0x2e, "c" },
1432 { 0x2f, "v" },
1433 { 0x30, "b" },
1434 { 0x31, "n" },
1435 { 0x32, "m" },
1436 { 0x33, "comma" },
1437 { 0x34, "dot" },
1438 { 0x35, "slash" },
1439
1440 { 0x37, "asterisk" },
1441
1442 { 0x39, "spc" },
1443 { 0x3a, "caps_lock" },
1444 { 0x3b, "f1" },
1445 { 0x3c, "f2" },
1446 { 0x3d, "f3" },
1447 { 0x3e, "f4" },
1448 { 0x3f, "f5" },
1449 { 0x40, "f6" },
1450 { 0x41, "f7" },
1451 { 0x42, "f8" },
1452 { 0x43, "f9" },
1453 { 0x44, "f10" },
1454 { 0x45, "num_lock" },
1455 { 0x46, "scroll_lock" },
1456
1457 { 0xb5, "kp_divide" },
1458 { 0x37, "kp_multiply" },
1459 { 0x4a, "kp_subtract" },
1460 { 0x4e, "kp_add" },
1461 { 0x9c, "kp_enter" },
1462 { 0x53, "kp_decimal" },
1463 { 0x54, "sysrq" },
1464
1465 { 0x52, "kp_0" },
1466 { 0x4f, "kp_1" },
1467 { 0x50, "kp_2" },
1468 { 0x51, "kp_3" },
1469 { 0x4b, "kp_4" },
1470 { 0x4c, "kp_5" },
1471 { 0x4d, "kp_6" },
1472 { 0x47, "kp_7" },
1473 { 0x48, "kp_8" },
1474 { 0x49, "kp_9" },
1475
1476 { 0x56, "<" },
1477
1478 { 0x57, "f11" },
1479 { 0x58, "f12" },
1480
1481 { 0xb7, "print" },
1482
1483 { 0xc7, "home" },
1484 { 0xc9, "pgup" },
1485 { 0xd1, "pgdn" },
1486 { 0xcf, "end" },
1487
1488 { 0xcb, "left" },
1489 { 0xc8, "up" },
1490 { 0xd0, "down" },
1491 { 0xcd, "right" },
1492
1493 { 0xd2, "insert" },
1494 { 0xd3, "delete" },
1495 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1496 { 0xf0, "stop" },
1497 { 0xf1, "again" },
1498 { 0xf2, "props" },
1499 { 0xf3, "undo" },
1500 { 0xf4, "front" },
1501 { 0xf5, "copy" },
1502 { 0xf6, "open" },
1503 { 0xf7, "paste" },
1504 { 0xf8, "find" },
1505 { 0xf9, "cut" },
1506 { 0xfa, "lf" },
1507 { 0xfb, "help" },
1508 { 0xfc, "meta_l" },
1509 { 0xfd, "meta_r" },
1510 { 0xfe, "compose" },
1511 #endif
1512 { 0, NULL },
1513 };
1514
1515 static int get_keycode(const char *key)
1516 {
1517 const KeyDef *p;
1518 char *endp;
1519 int ret;
1520
1521 for(p = key_defs; p->name != NULL; p++) {
1522 if (!strcmp(key, p->name))
1523 return p->keycode;
1524 }
1525 if (strstart(key, "0x", NULL)) {
1526 ret = strtoul(key, &endp, 0);
1527 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1528 return ret;
1529 }
1530 return -1;
1531 }
1532
1533 #define MAX_KEYCODES 16
1534 static uint8_t keycodes[MAX_KEYCODES];
1535 static int nb_pending_keycodes;
1536 static QEMUTimer *key_timer;
1537
1538 static void release_keys(void *opaque)
1539 {
1540 int keycode;
1541
1542 while (nb_pending_keycodes > 0) {
1543 nb_pending_keycodes--;
1544 keycode = keycodes[nb_pending_keycodes];
1545 if (keycode & 0x80)
1546 kbd_put_keycode(0xe0);
1547 kbd_put_keycode(keycode | 0x80);
1548 }
1549 }
1550
1551 static void do_sendkey(Monitor *mon, const QDict *qdict)
1552 {
1553 char keyname_buf[16];
1554 char *separator;
1555 int keyname_len, keycode, i;
1556 const char *string = qdict_get_str(qdict, "string");
1557 int has_hold_time = qdict_haskey(qdict, "hold_time");
1558 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1559
1560 if (nb_pending_keycodes > 0) {
1561 qemu_del_timer(key_timer);
1562 release_keys(NULL);
1563 }
1564 if (!has_hold_time)
1565 hold_time = 100;
1566 i = 0;
1567 while (1) {
1568 separator = strchr(string, '-');
1569 keyname_len = separator ? separator - string : strlen(string);
1570 if (keyname_len > 0) {
1571 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1572 if (keyname_len > sizeof(keyname_buf) - 1) {
1573 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1574 return;
1575 }
1576 if (i == MAX_KEYCODES) {
1577 monitor_printf(mon, "too many keys\n");
1578 return;
1579 }
1580 keyname_buf[keyname_len] = 0;
1581 keycode = get_keycode(keyname_buf);
1582 if (keycode < 0) {
1583 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1584 return;
1585 }
1586 keycodes[i++] = keycode;
1587 }
1588 if (!separator)
1589 break;
1590 string = separator + 1;
1591 }
1592 nb_pending_keycodes = i;
1593 /* key down events */
1594 for (i = 0; i < nb_pending_keycodes; i++) {
1595 keycode = keycodes[i];
1596 if (keycode & 0x80)
1597 kbd_put_keycode(0xe0);
1598 kbd_put_keycode(keycode & 0x7f);
1599 }
1600 /* delayed key up events */
1601 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1602 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1603 }
1604
1605 static int mouse_button_state;
1606
1607 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1608 {
1609 int dx, dy, dz;
1610 const char *dx_str = qdict_get_str(qdict, "dx_str");
1611 const char *dy_str = qdict_get_str(qdict, "dy_str");
1612 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1613 dx = strtol(dx_str, NULL, 0);
1614 dy = strtol(dy_str, NULL, 0);
1615 dz = 0;
1616 if (dz_str)
1617 dz = strtol(dz_str, NULL, 0);
1618 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1619 }
1620
1621 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1622 {
1623 int button_state = qdict_get_int(qdict, "button_state");
1624 mouse_button_state = button_state;
1625 kbd_mouse_event(0, 0, 0, mouse_button_state);
1626 }
1627
1628 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1629 {
1630 int size = qdict_get_int(qdict, "size");
1631 int addr = qdict_get_int(qdict, "addr");
1632 int has_index = qdict_haskey(qdict, "index");
1633 uint32_t val;
1634 int suffix;
1635
1636 if (has_index) {
1637 int index = qdict_get_int(qdict, "index");
1638 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1639 addr++;
1640 }
1641 addr &= 0xffff;
1642
1643 switch(size) {
1644 default:
1645 case 1:
1646 val = cpu_inb(addr);
1647 suffix = 'b';
1648 break;
1649 case 2:
1650 val = cpu_inw(addr);
1651 suffix = 'w';
1652 break;
1653 case 4:
1654 val = cpu_inl(addr);
1655 suffix = 'l';
1656 break;
1657 }
1658 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1659 suffix, addr, size * 2, val);
1660 }
1661
1662 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1663 {
1664 int size = qdict_get_int(qdict, "size");
1665 int addr = qdict_get_int(qdict, "addr");
1666 int val = qdict_get_int(qdict, "val");
1667
1668 addr &= IOPORTS_MASK;
1669
1670 switch (size) {
1671 default:
1672 case 1:
1673 cpu_outb(addr, val);
1674 break;
1675 case 2:
1676 cpu_outw(addr, val);
1677 break;
1678 case 4:
1679 cpu_outl(addr, val);
1680 break;
1681 }
1682 }
1683
1684 static void do_boot_set(Monitor *mon, const QDict *qdict)
1685 {
1686 int res;
1687 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1688
1689 res = qemu_boot_set(bootdevice);
1690 if (res == 0) {
1691 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1692 } else if (res > 0) {
1693 monitor_printf(mon, "setting boot device list failed\n");
1694 } else {
1695 monitor_printf(mon, "no function defined to set boot device list for "
1696 "this architecture\n");
1697 }
1698 }
1699
1700 /**
1701 * do_system_reset(): Issue a machine reset
1702 */
1703 static void do_system_reset(Monitor *mon, const QDict *qdict,
1704 QObject **ret_data)
1705 {
1706 qemu_system_reset_request();
1707 }
1708
1709 /**
1710 * do_system_powerdown(): Issue a machine powerdown
1711 */
1712 static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1713 QObject **ret_data)
1714 {
1715 qemu_system_powerdown_request();
1716 }
1717
1718 #if defined(TARGET_I386)
1719 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1720 {
1721 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1722 addr,
1723 pte & mask,
1724 pte & PG_GLOBAL_MASK ? 'G' : '-',
1725 pte & PG_PSE_MASK ? 'P' : '-',
1726 pte & PG_DIRTY_MASK ? 'D' : '-',
1727 pte & PG_ACCESSED_MASK ? 'A' : '-',
1728 pte & PG_PCD_MASK ? 'C' : '-',
1729 pte & PG_PWT_MASK ? 'T' : '-',
1730 pte & PG_USER_MASK ? 'U' : '-',
1731 pte & PG_RW_MASK ? 'W' : '-');
1732 }
1733
1734 static void tlb_info(Monitor *mon)
1735 {
1736 CPUState *env;
1737 int l1, l2;
1738 uint32_t pgd, pde, pte;
1739
1740 env = mon_get_cpu();
1741 if (!env)
1742 return;
1743
1744 if (!(env->cr[0] & CR0_PG_MASK)) {
1745 monitor_printf(mon, "PG disabled\n");
1746 return;
1747 }
1748 pgd = env->cr[3] & ~0xfff;
1749 for(l1 = 0; l1 < 1024; l1++) {
1750 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1751 pde = le32_to_cpu(pde);
1752 if (pde & PG_PRESENT_MASK) {
1753 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1754 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1755 } else {
1756 for(l2 = 0; l2 < 1024; l2++) {
1757 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1758 (uint8_t *)&pte, 4);
1759 pte = le32_to_cpu(pte);
1760 if (pte & PG_PRESENT_MASK) {
1761 print_pte(mon, (l1 << 22) + (l2 << 12),
1762 pte & ~PG_PSE_MASK,
1763 ~0xfff);
1764 }
1765 }
1766 }
1767 }
1768 }
1769 }
1770
1771 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1772 uint32_t end, int prot)
1773 {
1774 int prot1;
1775 prot1 = *plast_prot;
1776 if (prot != prot1) {
1777 if (*pstart != -1) {
1778 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1779 *pstart, end, end - *pstart,
1780 prot1 & PG_USER_MASK ? 'u' : '-',
1781 'r',
1782 prot1 & PG_RW_MASK ? 'w' : '-');
1783 }
1784 if (prot != 0)
1785 *pstart = end;
1786 else
1787 *pstart = -1;
1788 *plast_prot = prot;
1789 }
1790 }
1791
1792 static void mem_info(Monitor *mon)
1793 {
1794 CPUState *env;
1795 int l1, l2, prot, last_prot;
1796 uint32_t pgd, pde, pte, start, end;
1797
1798 env = mon_get_cpu();
1799 if (!env)
1800 return;
1801
1802 if (!(env->cr[0] & CR0_PG_MASK)) {
1803 monitor_printf(mon, "PG disabled\n");
1804 return;
1805 }
1806 pgd = env->cr[3] & ~0xfff;
1807 last_prot = 0;
1808 start = -1;
1809 for(l1 = 0; l1 < 1024; l1++) {
1810 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1811 pde = le32_to_cpu(pde);
1812 end = l1 << 22;
1813 if (pde & PG_PRESENT_MASK) {
1814 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1815 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1816 mem_print(mon, &start, &last_prot, end, prot);
1817 } else {
1818 for(l2 = 0; l2 < 1024; l2++) {
1819 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1820 (uint8_t *)&pte, 4);
1821 pte = le32_to_cpu(pte);
1822 end = (l1 << 22) + (l2 << 12);
1823 if (pte & PG_PRESENT_MASK) {
1824 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1825 } else {
1826 prot = 0;
1827 }
1828 mem_print(mon, &start, &last_prot, end, prot);
1829 }
1830 }
1831 } else {
1832 prot = 0;
1833 mem_print(mon, &start, &last_prot, end, prot);
1834 }
1835 }
1836 }
1837 #endif
1838
1839 #if defined(TARGET_SH4)
1840
1841 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1842 {
1843 monitor_printf(mon, " tlb%i:\t"
1844 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1845 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1846 "dirty=%hhu writethrough=%hhu\n",
1847 idx,
1848 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1849 tlb->v, tlb->sh, tlb->c, tlb->pr,
1850 tlb->d, tlb->wt);
1851 }
1852
1853 static void tlb_info(Monitor *mon)
1854 {
1855 CPUState *env = mon_get_cpu();
1856 int i;
1857
1858 monitor_printf (mon, "ITLB:\n");
1859 for (i = 0 ; i < ITLB_SIZE ; i++)
1860 print_tlb (mon, i, &env->itlb[i]);
1861 monitor_printf (mon, "UTLB:\n");
1862 for (i = 0 ; i < UTLB_SIZE ; i++)
1863 print_tlb (mon, i, &env->utlb[i]);
1864 }
1865
1866 #endif
1867
1868 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1869 {
1870 QDict *qdict;
1871
1872 qdict = qobject_to_qdict(data);
1873
1874 monitor_printf(mon, "kvm support: ");
1875 if (qdict_get_bool(qdict, "present")) {
1876 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1877 "enabled" : "disabled");
1878 } else {
1879 monitor_printf(mon, "not compiled\n");
1880 }
1881 }
1882
1883 /**
1884 * do_info_kvm(): Show KVM information
1885 *
1886 * Return a QDict with the following information:
1887 *
1888 * - "enabled": true if KVM support is enabled, false otherwise
1889 * - "present": true if QEMU has KVM support, false otherwise
1890 *
1891 * Example:
1892 *
1893 * { "enabled": true, "present": true }
1894 */
1895 static void do_info_kvm(Monitor *mon, QObject **ret_data)
1896 {
1897 #ifdef CONFIG_KVM
1898 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
1899 kvm_enabled());
1900 #else
1901 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
1902 #endif
1903 }
1904
1905 static void do_info_numa(Monitor *mon)
1906 {
1907 int i;
1908 CPUState *env;
1909
1910 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1911 for (i = 0; i < nb_numa_nodes; i++) {
1912 monitor_printf(mon, "node %d cpus:", i);
1913 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1914 if (env->numa_node == i) {
1915 monitor_printf(mon, " %d", env->cpu_index);
1916 }
1917 }
1918 monitor_printf(mon, "\n");
1919 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1920 node_mem[i] >> 20);
1921 }
1922 }
1923
1924 #ifdef CONFIG_PROFILER
1925
1926 int64_t qemu_time;
1927 int64_t dev_time;
1928
1929 static void do_info_profile(Monitor *mon)
1930 {
1931 int64_t total;
1932 total = qemu_time;
1933 if (total == 0)
1934 total = 1;
1935 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1936 dev_time, dev_time / (double)get_ticks_per_sec());
1937 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1938 qemu_time, qemu_time / (double)get_ticks_per_sec());
1939 qemu_time = 0;
1940 dev_time = 0;
1941 }
1942 #else
1943 static void do_info_profile(Monitor *mon)
1944 {
1945 monitor_printf(mon, "Internal profiler not compiled\n");
1946 }
1947 #endif
1948
1949 /* Capture support */
1950 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1951
1952 static void do_info_capture(Monitor *mon)
1953 {
1954 int i;
1955 CaptureState *s;
1956
1957 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1958 monitor_printf(mon, "[%d]: ", i);
1959 s->ops.info (s->opaque);
1960 }
1961 }
1962
1963 #ifdef HAS_AUDIO
1964 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1965 {
1966 int i;
1967 int n = qdict_get_int(qdict, "n");
1968 CaptureState *s;
1969
1970 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1971 if (i == n) {
1972 s->ops.destroy (s->opaque);
1973 QLIST_REMOVE (s, entries);
1974 qemu_free (s);
1975 return;
1976 }
1977 }
1978 }
1979
1980 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1981 {
1982 const char *path = qdict_get_str(qdict, "path");
1983 int has_freq = qdict_haskey(qdict, "freq");
1984 int freq = qdict_get_try_int(qdict, "freq", -1);
1985 int has_bits = qdict_haskey(qdict, "bits");
1986 int bits = qdict_get_try_int(qdict, "bits", -1);
1987 int has_channels = qdict_haskey(qdict, "nchannels");
1988 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1989 CaptureState *s;
1990
1991 s = qemu_mallocz (sizeof (*s));
1992
1993 freq = has_freq ? freq : 44100;
1994 bits = has_bits ? bits : 16;
1995 nchannels = has_channels ? nchannels : 2;
1996
1997 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1998 monitor_printf(mon, "Faied to add wave capture\n");
1999 qemu_free (s);
2000 }
2001 QLIST_INSERT_HEAD (&capture_head, s, entries);
2002 }
2003 #endif
2004
2005 #if defined(TARGET_I386)
2006 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2007 {
2008 CPUState *env;
2009 int cpu_index = qdict_get_int(qdict, "cpu_index");
2010
2011 for (env = first_cpu; env != NULL; env = env->next_cpu)
2012 if (env->cpu_index == cpu_index) {
2013 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2014 break;
2015 }
2016 }
2017 #endif
2018
2019 static void do_info_status_print(Monitor *mon, const QObject *data)
2020 {
2021 QDict *qdict;
2022
2023 qdict = qobject_to_qdict(data);
2024
2025 monitor_printf(mon, "VM status: ");
2026 if (qdict_get_bool(qdict, "running")) {
2027 monitor_printf(mon, "running");
2028 if (qdict_get_bool(qdict, "singlestep")) {
2029 monitor_printf(mon, " (single step mode)");
2030 }
2031 } else {
2032 monitor_printf(mon, "paused");
2033 }
2034
2035 monitor_printf(mon, "\n");
2036 }
2037
2038 /**
2039 * do_info_status(): VM status
2040 *
2041 * Return a QDict with the following information:
2042 *
2043 * - "running": true if the VM is running, or false if it is paused
2044 * - "singlestep": true if the VM is in single step mode, false otherwise
2045 *
2046 * Example:
2047 *
2048 * { "running": true, "singlestep": false }
2049 */
2050 static void do_info_status(Monitor *mon, QObject **ret_data)
2051 {
2052 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2053 vm_running, singlestep);
2054 }
2055
2056 /**
2057 * do_balloon(): Request VM to change its memory allocation
2058 */
2059 static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
2060 {
2061 int value = qdict_get_int(qdict, "value");
2062 ram_addr_t target = value;
2063 qemu_balloon(target << 20);
2064 }
2065
2066 static void monitor_print_balloon(Monitor *mon, const QObject *data)
2067 {
2068 QDict *qdict;
2069
2070 qdict = qobject_to_qdict(data);
2071
2072 monitor_printf(mon, "balloon: actual=%" PRId64 "\n",
2073 qdict_get_int(qdict, "balloon") >> 20);
2074 }
2075
2076 /**
2077 * do_info_balloon(): Balloon information
2078 *
2079 * Return a QDict with the following information:
2080 *
2081 * - "balloon": current balloon value in bytes
2082 *
2083 * Example:
2084 *
2085 * { "balloon": 1073741824 }
2086 */
2087 static void do_info_balloon(Monitor *mon, QObject **ret_data)
2088 {
2089 ram_addr_t actual;
2090
2091 actual = qemu_balloon_status();
2092 if (kvm_enabled() && !kvm_has_sync_mmu())
2093 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2094 else if (actual == 0)
2095 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2096 else
2097 *ret_data = qobject_from_jsonf("{ 'balloon': %" PRId64 "}",
2098 (int64_t) actual);
2099 }
2100
2101 static qemu_acl *find_acl(Monitor *mon, const char *name)
2102 {
2103 qemu_acl *acl = qemu_acl_find(name);
2104
2105 if (!acl) {
2106 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2107 }
2108 return acl;
2109 }
2110
2111 static void do_acl_show(Monitor *mon, const QDict *qdict)
2112 {
2113 const char *aclname = qdict_get_str(qdict, "aclname");
2114 qemu_acl *acl = find_acl(mon, aclname);
2115 qemu_acl_entry *entry;
2116 int i = 0;
2117
2118 if (acl) {
2119 monitor_printf(mon, "policy: %s\n",
2120 acl->defaultDeny ? "deny" : "allow");
2121 QTAILQ_FOREACH(entry, &acl->entries, next) {
2122 i++;
2123 monitor_printf(mon, "%d: %s %s\n", i,
2124 entry->deny ? "deny" : "allow", entry->match);
2125 }
2126 }
2127 }
2128
2129 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2130 {
2131 const char *aclname = qdict_get_str(qdict, "aclname");
2132 qemu_acl *acl = find_acl(mon, aclname);
2133
2134 if (acl) {
2135 qemu_acl_reset(acl);
2136 monitor_printf(mon, "acl: removed all rules\n");
2137 }
2138 }
2139
2140 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2141 {
2142 const char *aclname = qdict_get_str(qdict, "aclname");
2143 const char *policy = qdict_get_str(qdict, "policy");
2144 qemu_acl *acl = find_acl(mon, aclname);
2145
2146 if (acl) {
2147 if (strcmp(policy, "allow") == 0) {
2148 acl->defaultDeny = 0;
2149 monitor_printf(mon, "acl: policy set to 'allow'\n");
2150 } else if (strcmp(policy, "deny") == 0) {
2151 acl->defaultDeny = 1;
2152 monitor_printf(mon, "acl: policy set to 'deny'\n");
2153 } else {
2154 monitor_printf(mon, "acl: unknown policy '%s', "
2155 "expected 'deny' or 'allow'\n", policy);
2156 }
2157 }
2158 }
2159
2160 static void do_acl_add(Monitor *mon, const QDict *qdict)
2161 {
2162 const char *aclname = qdict_get_str(qdict, "aclname");
2163 const char *match = qdict_get_str(qdict, "match");
2164 const char *policy = qdict_get_str(qdict, "policy");
2165 int has_index = qdict_haskey(qdict, "index");
2166 int index = qdict_get_try_int(qdict, "index", -1);
2167 qemu_acl *acl = find_acl(mon, aclname);
2168 int deny, ret;
2169
2170 if (acl) {
2171 if (strcmp(policy, "allow") == 0) {
2172 deny = 0;
2173 } else if (strcmp(policy, "deny") == 0) {
2174 deny = 1;
2175 } else {
2176 monitor_printf(mon, "acl: unknown policy '%s', "
2177 "expected 'deny' or 'allow'\n", policy);
2178 return;
2179 }
2180 if (has_index)
2181 ret = qemu_acl_insert(acl, deny, match, index);
2182 else
2183 ret = qemu_acl_append(acl, deny, match);
2184 if (ret < 0)
2185 monitor_printf(mon, "acl: unable to add acl entry\n");
2186 else
2187 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2188 }
2189 }
2190
2191 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2192 {
2193 const char *aclname = qdict_get_str(qdict, "aclname");
2194 const char *match = qdict_get_str(qdict, "match");
2195 qemu_acl *acl = find_acl(mon, aclname);
2196 int ret;
2197
2198 if (acl) {
2199 ret = qemu_acl_remove(acl, match);
2200 if (ret < 0)
2201 monitor_printf(mon, "acl: no matching acl entry\n");
2202 else
2203 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2204 }
2205 }
2206
2207 #if defined(TARGET_I386)
2208 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2209 {
2210 CPUState *cenv;
2211 int cpu_index = qdict_get_int(qdict, "cpu_index");
2212 int bank = qdict_get_int(qdict, "bank");
2213 uint64_t status = qdict_get_int(qdict, "status");
2214 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2215 uint64_t addr = qdict_get_int(qdict, "addr");
2216 uint64_t misc = qdict_get_int(qdict, "misc");
2217
2218 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2219 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2220 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2221 break;
2222 }
2223 }
2224 #endif
2225
2226 static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2227 {
2228 const char *fdname = qdict_get_str(qdict, "fdname");
2229 mon_fd_t *monfd;
2230 int fd;
2231
2232 fd = qemu_chr_get_msgfd(mon->chr);
2233 if (fd == -1) {
2234 qemu_error_new(QERR_FD_NOT_SUPPLIED);
2235 return;
2236 }
2237
2238 if (qemu_isdigit(fdname[0])) {
2239 qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
2240 return;
2241 }
2242
2243 fd = dup(fd);
2244 if (fd == -1) {
2245 if (errno == EMFILE)
2246 qemu_error_new(QERR_TOO_MANY_FILES);
2247 else
2248 qemu_error_new(QERR_UNDEFINED_ERROR);
2249 return;
2250 }
2251
2252 QLIST_FOREACH(monfd, &mon->fds, next) {
2253 if (strcmp(monfd->name, fdname) != 0) {
2254 continue;
2255 }
2256
2257 close(monfd->fd);
2258 monfd->fd = fd;
2259 return;
2260 }
2261
2262 monfd = qemu_mallocz(sizeof(mon_fd_t));
2263 monfd->name = qemu_strdup(fdname);
2264 monfd->fd = fd;
2265
2266 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2267 }
2268
2269 static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2270 {
2271 const char *fdname = qdict_get_str(qdict, "fdname");
2272 mon_fd_t *monfd;
2273
2274 QLIST_FOREACH(monfd, &mon->fds, next) {
2275 if (strcmp(monfd->name, fdname) != 0) {
2276 continue;
2277 }
2278
2279 QLIST_REMOVE(monfd, next);
2280 close(monfd->fd);
2281 qemu_free(monfd->name);
2282 qemu_free(monfd);
2283 return;
2284 }
2285
2286 qemu_error_new(QERR_FD_NOT_FOUND, fdname);
2287 }
2288
2289 static void do_loadvm(Monitor *mon, const QDict *qdict)
2290 {
2291 int saved_vm_running = vm_running;
2292 const char *name = qdict_get_str(qdict, "name");
2293
2294 vm_stop(0);
2295
2296 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2297 vm_start();
2298 }
2299
2300 int monitor_get_fd(Monitor *mon, const char *fdname)
2301 {
2302 mon_fd_t *monfd;
2303
2304 QLIST_FOREACH(monfd, &mon->fds, next) {
2305 int fd;
2306
2307 if (strcmp(monfd->name, fdname) != 0) {
2308 continue;
2309 }
2310
2311 fd = monfd->fd;
2312
2313 /* caller takes ownership of fd */
2314 QLIST_REMOVE(monfd, next);
2315 qemu_free(monfd->name);
2316 qemu_free(monfd);
2317
2318 return fd;
2319 }
2320
2321 return -1;
2322 }
2323
2324 static const mon_cmd_t mon_cmds[] = {
2325 #include "qemu-monitor.h"
2326 { NULL, NULL, },
2327 };
2328
2329 /* Please update qemu-monitor.hx when adding or changing commands */
2330 static const mon_cmd_t info_cmds[] = {
2331 {
2332 .name = "version",
2333 .args_type = "",
2334 .params = "",
2335 .help = "show the version of QEMU",
2336 .user_print = do_info_version_print,
2337 .mhandler.info_new = do_info_version,
2338 },
2339 {
2340 .name = "commands",
2341 .args_type = "",
2342 .params = "",
2343 .help = "list QMP available commands",
2344 .user_print = monitor_user_noop,
2345 .mhandler.info_new = do_info_commands,
2346 },
2347 {
2348 .name = "network",
2349 .args_type = "",
2350 .params = "",
2351 .help = "show the network state",
2352 .mhandler.info = do_info_network,
2353 },
2354 {
2355 .name = "chardev",
2356 .args_type = "",
2357 .params = "",
2358 .help = "show the character devices",
2359 .mhandler.info = qemu_chr_info,
2360 },
2361 {
2362 .name = "block",
2363 .args_type = "",
2364 .params = "",
2365 .help = "show the block devices",
2366 .user_print = bdrv_info_print,
2367 .mhandler.info_new = bdrv_info,
2368 },
2369 {
2370 .name = "blockstats",
2371 .args_type = "",
2372 .params = "",
2373 .help = "show block device statistics",
2374 .mhandler.info = bdrv_info_stats,
2375 },
2376 {
2377 .name = "registers",
2378 .args_type = "",
2379 .params = "",
2380 .help = "show the cpu registers",
2381 .mhandler.info = do_info_registers,
2382 },
2383 {
2384 .name = "cpus",
2385 .args_type = "",
2386 .params = "",
2387 .help = "show infos for each CPU",
2388 .user_print = monitor_print_cpus,
2389 .mhandler.info_new = do_info_cpus,
2390 },
2391 {
2392 .name = "history",
2393 .args_type = "",
2394 .params = "",
2395 .help = "show the command line history",
2396 .mhandler.info = do_info_history,
2397 },
2398 {
2399 .name = "irq",
2400 .args_type = "",
2401 .params = "",
2402 .help = "show the interrupts statistics (if available)",
2403 .mhandler.info = irq_info,
2404 },
2405 {
2406 .name = "pic",
2407 .args_type = "",
2408 .params = "",
2409 .help = "show i8259 (PIC) state",
2410 .mhandler.info = pic_info,
2411 },
2412 {
2413 .name = "pci",
2414 .args_type = "",
2415 .params = "",
2416 .help = "show PCI info",
2417 .mhandler.info = pci_info,
2418 },
2419 #if defined(TARGET_I386) || defined(TARGET_SH4)
2420 {
2421 .name = "tlb",
2422 .args_type = "",
2423 .params = "",
2424 .help = "show virtual to physical memory mappings",
2425 .mhandler.info = tlb_info,
2426 },
2427 #endif
2428 #if defined(TARGET_I386)
2429 {
2430 .name = "mem",
2431 .args_type = "",
2432 .params = "",
2433 .help = "show the active virtual memory mappings",
2434 .mhandler.info = mem_info,
2435 },
2436 {
2437 .name = "hpet",
2438 .args_type = "",
2439 .params = "",
2440 .help = "show state of HPET",
2441 .user_print = do_info_hpet_print,
2442 .mhandler.info_new = do_info_hpet,
2443 },
2444 #endif
2445 {
2446 .name = "jit",
2447 .args_type = "",
2448 .params = "",
2449 .help = "show dynamic compiler info",
2450 .mhandler.info = do_info_jit,
2451 },
2452 {
2453 .name = "kvm",
2454 .args_type = "",
2455 .params = "",
2456 .help = "show KVM information",
2457 .user_print = do_info_kvm_print,
2458 .mhandler.info_new = do_info_kvm,
2459 },
2460 {
2461 .name = "numa",
2462 .args_type = "",
2463 .params = "",
2464 .help = "show NUMA information",
2465 .mhandler.info = do_info_numa,
2466 },
2467 {
2468 .name = "usb",
2469 .args_type = "",
2470 .params = "",
2471 .help = "show guest USB devices",
2472 .mhandler.info = usb_info,
2473 },
2474 {
2475 .name = "usbhost",
2476 .args_type = "",
2477 .params = "",
2478 .help = "show host USB devices",
2479 .mhandler.info = usb_host_info,
2480 },
2481 {
2482 .name = "profile",
2483 .args_type = "",
2484 .params = "",
2485 .help = "show profiling information",
2486 .mhandler.info = do_info_profile,
2487 },
2488 {
2489 .name = "capture",
2490 .args_type = "",
2491 .params = "",
2492 .help = "show capture information",
2493 .mhandler.info = do_info_capture,
2494 },
2495 {
2496 .name = "snapshots",
2497 .args_type = "",
2498 .params = "",
2499 .help = "show the currently saved VM snapshots",
2500 .mhandler.info = do_info_snapshots,
2501 },
2502 {
2503 .name = "status",
2504 .args_type = "",
2505 .params = "",
2506 .help = "show the current VM status (running|paused)",
2507 .user_print = do_info_status_print,
2508 .mhandler.info_new = do_info_status,
2509 },
2510 {
2511 .name = "pcmcia",
2512 .args_type = "",
2513 .params = "",
2514 .help = "show guest PCMCIA status",
2515 .mhandler.info = pcmcia_info,
2516 },
2517 {
2518 .name = "mice",
2519 .args_type = "",
2520 .params = "",
2521 .help = "show which guest mouse is receiving events",
2522 .user_print = do_info_mice_print,
2523 .mhandler.info_new = do_info_mice,
2524 },
2525 {
2526 .name = "vnc",
2527 .args_type = "",
2528 .params = "",
2529 .help = "show the vnc server status",
2530 .mhandler.info = do_info_vnc,
2531 },
2532 {
2533 .name = "name",
2534 .args_type = "",
2535 .params = "",
2536 .help = "show the current VM name",
2537 .user_print = do_info_name_print,
2538 .mhandler.info_new = do_info_name,
2539 },
2540 {
2541 .name = "uuid",
2542 .args_type = "",
2543 .params = "",
2544 .help = "show the current VM UUID",
2545 .user_print = do_info_uuid_print,
2546 .mhandler.info_new = do_info_uuid,
2547 },
2548 #if defined(TARGET_PPC)
2549 {
2550 .name = "cpustats",
2551 .args_type = "",
2552 .params = "",
2553 .help = "show CPU statistics",
2554 .mhandler.info = do_info_cpu_stats,
2555 },
2556 #endif
2557 #if defined(CONFIG_SLIRP)
2558 {
2559 .name = "usernet",
2560 .args_type = "",
2561 .params = "",
2562 .help = "show user network stack connection states",
2563 .mhandler.info = do_info_usernet,
2564 },
2565 #endif
2566 {
2567 .name = "migrate",
2568 .args_type = "",
2569 .params = "",
2570 .help = "show migration status",
2571 .user_print = do_info_migrate_print,
2572 .mhandler.info_new = do_info_migrate,
2573 },
2574 {
2575 .name = "balloon",
2576 .args_type = "",
2577 .params = "",
2578 .help = "show balloon information",
2579 .user_print = monitor_print_balloon,
2580 .mhandler.info_new = do_info_balloon,
2581 },
2582 {
2583 .name = "qtree",
2584 .args_type = "",
2585 .params = "",
2586 .help = "show device tree",
2587 .mhandler.info = do_info_qtree,
2588 },
2589 {
2590 .name = "qdm",
2591 .args_type = "",
2592 .params = "",
2593 .help = "show qdev device model list",
2594 .mhandler.info = do_info_qdm,
2595 },
2596 {
2597 .name = "roms",
2598 .args_type = "",
2599 .params = "",
2600 .help = "show roms",
2601 .mhandler.info = do_info_roms,
2602 },
2603 {
2604 .name = NULL,
2605 },
2606 };
2607
2608 /*******************************************************************/
2609
2610 static const char *pch;
2611 static jmp_buf expr_env;
2612
2613 #define MD_TLONG 0
2614 #define MD_I32 1
2615
2616 typedef struct MonitorDef {
2617 const char *name;
2618 int offset;
2619 target_long (*get_value)(const struct MonitorDef *md, int val);
2620 int type;
2621 } MonitorDef;
2622
2623 #if defined(TARGET_I386)
2624 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2625 {
2626 CPUState *env = mon_get_cpu();
2627 if (!env)
2628 return 0;
2629 return env->eip + env->segs[R_CS].base;
2630 }
2631 #endif
2632
2633 #if defined(TARGET_PPC)
2634 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2635 {
2636 CPUState *env = mon_get_cpu();
2637 unsigned int u;
2638 int i;
2639
2640 if (!env)
2641 return 0;
2642
2643 u = 0;
2644 for (i = 0; i < 8; i++)
2645 u |= env->crf[i] << (32 - (4 * i));
2646
2647 return u;
2648 }
2649
2650 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2651 {
2652 CPUState *env = mon_get_cpu();
2653 if (!env)
2654 return 0;
2655 return env->msr;
2656 }
2657
2658 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2659 {
2660 CPUState *env = mon_get_cpu();
2661 if (!env)
2662 return 0;
2663 return env->xer;
2664 }
2665
2666 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2667 {
2668 CPUState *env = mon_get_cpu();
2669 if (!env)
2670 return 0;
2671 return cpu_ppc_load_decr(env);
2672 }
2673
2674 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2675 {
2676 CPUState *env = mon_get_cpu();
2677 if (!env)
2678 return 0;
2679 return cpu_ppc_load_tbu(env);
2680 }
2681
2682 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2683 {
2684 CPUState *env = mon_get_cpu();
2685 if (!env)
2686 return 0;
2687 return cpu_ppc_load_tbl(env);
2688 }
2689 #endif
2690
2691 #if defined(TARGET_SPARC)
2692 #ifndef TARGET_SPARC64
2693 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2694 {
2695 CPUState *env = mon_get_cpu();
2696 if (!env)
2697 return 0;
2698 return GET_PSR(env);
2699 }
2700 #endif
2701
2702 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2703 {
2704 CPUState *env = mon_get_cpu();
2705 if (!env)
2706 return 0;
2707 return env->regwptr[val];
2708 }
2709 #endif
2710
2711 static const MonitorDef monitor_defs[] = {
2712 #ifdef TARGET_I386
2713
2714 #define SEG(name, seg) \
2715 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2716 { name ".base", offsetof(CPUState, segs[seg].base) },\
2717 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2718
2719 { "eax", offsetof(CPUState, regs[0]) },
2720 { "ecx", offsetof(CPUState, regs[1]) },
2721 { "edx", offsetof(CPUState, regs[2]) },
2722 { "ebx", offsetof(CPUState, regs[3]) },
2723 { "esp|sp", offsetof(CPUState, regs[4]) },
2724 { "ebp|fp", offsetof(CPUState, regs[5]) },
2725 { "esi", offsetof(CPUState, regs[6]) },
2726 { "edi", offsetof(CPUState, regs[7]) },
2727 #ifdef TARGET_X86_64
2728 { "r8", offsetof(CPUState, regs[8]) },
2729 { "r9", offsetof(CPUState, regs[9]) },
2730 { "r10", offsetof(CPUState, regs[10]) },
2731 { "r11", offsetof(CPUState, regs[11]) },
2732 { "r12", offsetof(CPUState, regs[12]) },
2733 { "r13", offsetof(CPUState, regs[13]) },
2734 { "r14", offsetof(CPUState, regs[14]) },
2735 { "r15", offsetof(CPUState, regs[15]) },
2736 #endif
2737 { "eflags", offsetof(CPUState, eflags) },
2738 { "eip", offsetof(CPUState, eip) },
2739 SEG("cs", R_CS)
2740 SEG("ds", R_DS)
2741 SEG("es", R_ES)
2742 SEG("ss", R_SS)
2743 SEG("fs", R_FS)
2744 SEG("gs", R_GS)
2745 { "pc", 0, monitor_get_pc, },
2746 #elif defined(TARGET_PPC)
2747 /* General purpose registers */
2748 { "r0", offsetof(CPUState, gpr[0]) },
2749 { "r1", offsetof(CPUState, gpr[1]) },
2750 { "r2", offsetof(CPUState, gpr[2]) },
2751 { "r3", offsetof(CPUState, gpr[3]) },
2752 { "r4", offsetof(CPUState, gpr[4]) },
2753 { "r5", offsetof(CPUState, gpr[5]) },
2754 { "r6", offsetof(CPUState, gpr[6]) },
2755 { "r7", offsetof(CPUState, gpr[7]) },
2756 { "r8", offsetof(CPUState, gpr[8]) },
2757 { "r9", offsetof(CPUState, gpr[9]) },
2758 { "r10", offsetof(CPUState, gpr[10]) },
2759 { "r11", offsetof(CPUState, gpr[11]) },
2760 { "r12", offsetof(CPUState, gpr[12]) },
2761 { "r13", offsetof(CPUState, gpr[13]) },
2762 { "r14", offsetof(CPUState, gpr[14]) },
2763 { "r15", offsetof(CPUState, gpr[15]) },
2764 { "r16", offsetof(CPUState, gpr[16]) },
2765 { "r17", offsetof(CPUState, gpr[17]) },
2766 { "r18", offsetof(CPUState, gpr[18]) },
2767 { "r19", offsetof(CPUState, gpr[19]) },
2768 { "r20", offsetof(CPUState, gpr[20]) },
2769 { "r21", offsetof(CPUState, gpr[21]) },
2770 { "r22", offsetof(CPUState, gpr[22]) },
2771 { "r23", offsetof(CPUState, gpr[23]) },
2772 { "r24", offsetof(CPUState, gpr[24]) },
2773 { "r25", offsetof(CPUState, gpr[25]) },
2774 { "r26", offsetof(CPUState, gpr[26]) },
2775 { "r27", offsetof(CPUState, gpr[27]) },
2776 { "r28", offsetof(CPUState, gpr[28]) },
2777 { "r29", offsetof(CPUState, gpr[29]) },
2778 { "r30", offsetof(CPUState, gpr[30]) },
2779 { "r31", offsetof(CPUState, gpr[31]) },
2780 /* Floating point registers */
2781 { "f0", offsetof(CPUState, fpr[0]) },
2782 { "f1", offsetof(CPUState, fpr[1]) },
2783 { "f2", offsetof(CPUState, fpr[2]) },
2784 { "f3", offsetof(CPUState, fpr[3]) },
2785 { "f4", offsetof(CPUState, fpr[4]) },
2786 { "f5", offsetof(CPUState, fpr[5]) },
2787 { "f6", offsetof(CPUState, fpr[6]) },
2788 { "f7", offsetof(CPUState, fpr[7]) },
2789 { "f8", offsetof(CPUState, fpr[8]) },
2790 { "f9", offsetof(CPUState, fpr[9]) },
2791 { "f10", offsetof(CPUState, fpr[10]) },
2792 { "f11", offsetof(CPUState, fpr[11]) },
2793 { "f12", offsetof(CPUState, fpr[12]) },
2794 { "f13", offsetof(CPUState, fpr[13]) },
2795 { "f14", offsetof(CPUState, fpr[14]) },
2796 { "f15", offsetof(CPUState, fpr[15]) },
2797 { "f16", offsetof(CPUState, fpr[16]) },
2798 { "f17", offsetof(CPUState, fpr[17]) },
2799 { "f18", offsetof(CPUState, fpr[18]) },
2800 { "f19", offsetof(CPUState, fpr[19]) },
2801 { "f20", offsetof(CPUState, fpr[20]) },
2802 { "f21", offsetof(CPUState, fpr[21]) },
2803 { "f22", offsetof(CPUState, fpr[22]) },
2804 { "f23", offsetof(CPUState, fpr[23]) },
2805 { "f24", offsetof(CPUState, fpr[24]) },
2806 { "f25", offsetof(CPUState, fpr[25]) },
2807 { "f26", offsetof(CPUState, fpr[26]) },
2808 { "f27", offsetof(CPUState, fpr[27]) },
2809 { "f28", offsetof(CPUState, fpr[28]) },
2810 { "f29", offsetof(CPUState, fpr[29]) },
2811 { "f30", offsetof(CPUState, fpr[30]) },
2812 { "f31", offsetof(CPUState, fpr[31]) },
2813 { "fpscr", offsetof(CPUState, fpscr) },
2814 /* Next instruction pointer */
2815 { "nip|pc", offsetof(CPUState, nip) },
2816 { "lr", offsetof(CPUState, lr) },
2817 { "ctr", offsetof(CPUState, ctr) },
2818 { "decr", 0, &monitor_get_decr, },
2819 { "ccr", 0, &monitor_get_ccr, },
2820 /* Machine state register */
2821 { "msr", 0, &monitor_get_msr, },
2822 { "xer", 0, &monitor_get_xer, },
2823 { "tbu", 0, &monitor_get_tbu, },
2824 { "tbl", 0, &monitor_get_tbl, },
2825 #if defined(TARGET_PPC64)
2826 /* Address space register */
2827 { "asr", offsetof(CPUState, asr) },
2828 #endif
2829 /* Segment registers */
2830 { "sdr1", offsetof(CPUState, sdr1) },
2831 { "sr0", offsetof(CPUState, sr[0]) },
2832 { "sr1", offsetof(CPUState, sr[1]) },
2833 { "sr2", offsetof(CPUState, sr[2]) },
2834 { "sr3", offsetof(CPUState, sr[3]) },
2835 { "sr4", offsetof(CPUState, sr[4]) },
2836 { "sr5", offsetof(CPUState, sr[5]) },
2837 { "sr6", offsetof(CPUState, sr[6]) },
2838 { "sr7", offsetof(CPUState, sr[7]) },
2839 { "sr8", offsetof(CPUState, sr[8]) },
2840 { "sr9", offsetof(CPUState, sr[9]) },
2841 { "sr10", offsetof(CPUState, sr[10]) },
2842 { "sr11", offsetof(CPUState, sr[11]) },
2843 { "sr12", offsetof(CPUState, sr[12]) },
2844 { "sr13", offsetof(CPUState, sr[13]) },
2845 { "sr14", offsetof(CPUState, sr[14]) },
2846 { "sr15", offsetof(CPUState, sr[15]) },
2847 /* Too lazy to put BATs and SPRs ... */
2848 #elif defined(TARGET_SPARC)
2849 { "g0", offsetof(CPUState, gregs[0]) },
2850 { "g1", offsetof(CPUState, gregs[1]) },
2851 { "g2", offsetof(CPUState, gregs[2]) },
2852 { "g3", offsetof(CPUState, gregs[3]) },
2853 { "g4", offsetof(CPUState, gregs[4]) },
2854 { "g5", offsetof(CPUState, gregs[5]) },
2855 { "g6", offsetof(CPUState, gregs[6]) },
2856 { "g7", offsetof(CPUState, gregs[7]) },
2857 { "o0", 0, monitor_get_reg },
2858 { "o1", 1, monitor_get_reg },
2859 { "o2", 2, monitor_get_reg },
2860 { "o3", 3, monitor_get_reg },
2861 { "o4", 4, monitor_get_reg },
2862 { "o5", 5, monitor_get_reg },
2863 { "o6", 6, monitor_get_reg },
2864 { "o7", 7, monitor_get_reg },
2865 { "l0", 8, monitor_get_reg },
2866 { "l1", 9, monitor_get_reg },
2867 { "l2", 10, monitor_get_reg },
2868 { "l3", 11, monitor_get_reg },
2869 { "l4", 12, monitor_get_reg },
2870 { "l5", 13, monitor_get_reg },
2871 { "l6", 14, monitor_get_reg },
2872 { "l7", 15, monitor_get_reg },
2873 { "i0", 16, monitor_get_reg },
2874 { "i1", 17, monitor_get_reg },
2875 { "i2", 18, monitor_get_reg },
2876 { "i3", 19, monitor_get_reg },
2877 { "i4", 20, monitor_get_reg },
2878 { "i5", 21, monitor_get_reg },
2879 { "i6", 22, monitor_get_reg },
2880 { "i7", 23, monitor_get_reg },
2881 { "pc", offsetof(CPUState, pc) },
2882 { "npc", offsetof(CPUState, npc) },
2883 { "y", offsetof(CPUState, y) },
2884 #ifndef TARGET_SPARC64
2885 { "psr", 0, &monitor_get_psr, },
2886 { "wim", offsetof(CPUState, wim) },
2887 #endif
2888 { "tbr", offsetof(CPUState, tbr) },
2889 { "fsr", offsetof(CPUState, fsr) },
2890 { "f0", offsetof(CPUState, fpr[0]) },
2891 { "f1", offsetof(CPUState, fpr[1]) },
2892 { "f2", offsetof(CPUState, fpr[2]) },
2893 { "f3", offsetof(CPUState, fpr[3]) },
2894 { "f4", offsetof(CPUState, fpr[4]) },
2895 { "f5", offsetof(CPUState, fpr[5]) },
2896 { "f6", offsetof(CPUState, fpr[6]) },
2897 { "f7", offsetof(CPUState, fpr[7]) },
2898 { "f8", offsetof(CPUState, fpr[8]) },
2899 { "f9", offsetof(CPUState, fpr[9]) },
2900 { "f10", offsetof(CPUState, fpr[10]) },
2901 { "f11", offsetof(CPUState, fpr[11]) },
2902 { "f12", offsetof(CPUState, fpr[12]) },
2903 { "f13", offsetof(CPUState, fpr[13]) },
2904 { "f14", offsetof(CPUState, fpr[14]) },
2905 { "f15", offsetof(CPUState, fpr[15]) },
2906 { "f16", offsetof(CPUState, fpr[16]) },
2907 { "f17", offsetof(CPUState, fpr[17]) },
2908 { "f18", offsetof(CPUState, fpr[18]) },
2909 { "f19", offsetof(CPUState, fpr[19]) },
2910 { "f20", offsetof(CPUState, fpr[20]) },
2911 { "f21", offsetof(CPUState, fpr[21]) },
2912 { "f22", offsetof(CPUState, fpr[22]) },
2913 { "f23", offsetof(CPUState, fpr[23]) },
2914 { "f24", offsetof(CPUState, fpr[24]) },
2915 { "f25", offsetof(CPUState, fpr[25]) },
2916 { "f26", offsetof(CPUState, fpr[26]) },
2917 { "f27", offsetof(CPUState, fpr[27]) },
2918 { "f28", offsetof(CPUState, fpr[28]) },
2919 { "f29", offsetof(CPUState, fpr[29]) },
2920 { "f30", offsetof(CPUState, fpr[30]) },
2921 { "f31", offsetof(CPUState, fpr[31]) },
2922 #ifdef TARGET_SPARC64
2923 { "f32", offsetof(CPUState, fpr[32]) },
2924 { "f34", offsetof(CPUState, fpr[34]) },
2925 { "f36", offsetof(CPUState, fpr[36]) },
2926 { "f38", offsetof(CPUState, fpr[38]) },
2927 { "f40", offsetof(CPUState, fpr[40]) },
2928 { "f42", offsetof(CPUState, fpr[42]) },
2929 { "f44", offsetof(CPUState, fpr[44]) },
2930 { "f46", offsetof(CPUState, fpr[46]) },
2931 { "f48", offsetof(CPUState, fpr[48]) },
2932 { "f50", offsetof(CPUState, fpr[50]) },
2933 { "f52", offsetof(CPUState, fpr[52]) },
2934 { "f54", offsetof(CPUState, fpr[54]) },
2935 { "f56", offsetof(CPUState, fpr[56]) },
2936 { "f58", offsetof(CPUState, fpr[58]) },
2937 { "f60", offsetof(CPUState, fpr[60]) },
2938 { "f62", offsetof(CPUState, fpr[62]) },
2939 { "asi", offsetof(CPUState, asi) },
2940 { "pstate", offsetof(CPUState, pstate) },
2941 { "cansave", offsetof(CPUState, cansave) },
2942 { "canrestore", offsetof(CPUState, canrestore) },
2943 { "otherwin", offsetof(CPUState, otherwin) },
2944 { "wstate", offsetof(CPUState, wstate) },
2945 { "cleanwin", offsetof(CPUState, cleanwin) },
2946 { "fprs", offsetof(CPUState, fprs) },
2947 #endif
2948 #endif
2949 { NULL },
2950 };
2951
2952 static void expr_error(Monitor *mon, const char *msg)
2953 {
2954 monitor_printf(mon, "%s\n", msg);
2955 longjmp(expr_env, 1);
2956 }
2957
2958 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2959 static int get_monitor_def(target_long *pval, const char *name)
2960 {
2961 const MonitorDef *md;
2962 void *ptr;
2963
2964 for(md = monitor_defs; md->name != NULL; md++) {
2965 if (compare_cmd(name, md->name)) {
2966 if (md->get_value) {
2967 *pval = md->get_value(md, md->offset);
2968 } else {
2969 CPUState *env = mon_get_cpu();
2970 if (!env)
2971 return -2;
2972 ptr = (uint8_t *)env + md->offset;
2973 switch(md->type) {
2974 case MD_I32:
2975 *pval = *(int32_t *)ptr;
2976 break;
2977 case MD_TLONG:
2978 *pval = *(target_long *)ptr;
2979 break;
2980 default:
2981 *pval = 0;
2982 break;
2983 }
2984 }
2985 return 0;
2986 }
2987 }
2988 return -1;
2989 }
2990
2991 static void next(void)
2992 {
2993 if (*pch != '\0') {
2994 pch++;
2995 while (qemu_isspace(*pch))
2996 pch++;
2997 }
2998 }
2999
3000 static int64_t expr_sum(Monitor *mon);
3001
3002 static int64_t expr_unary(Monitor *mon)
3003 {
3004 int64_t n;
3005 char *p;
3006 int ret;
3007
3008 switch(*pch) {
3009 case '+':
3010 next();
3011 n = expr_unary(mon);
3012 break;
3013 case '-':
3014 next();
3015 n = -expr_unary(mon);
3016 break;
3017 case '~':
3018 next();
3019 n = ~expr_unary(mon);
3020 break;
3021 case '(':
3022 next();
3023 n = expr_sum(mon);
3024 if (*pch != ')') {
3025 expr_error(mon, "')' expected");
3026 }
3027 next();
3028 break;
3029 case '\'':
3030 pch++;
3031 if (*pch == '\0')
3032 expr_error(mon, "character constant expected");
3033 n = *pch;
3034 pch++;
3035 if (*pch != '\'')
3036 expr_error(mon, "missing terminating \' character");
3037 next();
3038 break;
3039 case '$':
3040 {
3041 char buf[128], *q;
3042 target_long reg=0;
3043
3044 pch++;
3045 q = buf;
3046 while ((*pch >= 'a' && *pch <= 'z') ||
3047 (*pch >= 'A' && *pch <= 'Z') ||
3048 (*pch >= '0' && *pch <= '9') ||
3049 *pch == '_' || *pch == '.') {
3050 if ((q - buf) < sizeof(buf) - 1)
3051 *q++ = *pch;
3052 pch++;
3053 }
3054 while (qemu_isspace(*pch))
3055 pch++;
3056 *q = 0;
3057 ret = get_monitor_def(&reg, buf);
3058 if (ret == -1)
3059 expr_error(mon, "unknown register");
3060 else if (ret == -2)
3061 expr_error(mon, "no cpu defined");
3062 n = reg;
3063 }
3064 break;
3065 case '\0':
3066 expr_error(mon, "unexpected end of expression");
3067 n = 0;
3068 break;
3069 default:
3070 #if TARGET_PHYS_ADDR_BITS > 32
3071 n = strtoull(pch, &p, 0);
3072 #else
3073 n = strtoul(pch, &p, 0);
3074 #endif
3075 if (pch == p) {
3076 expr_error(mon, "invalid char in expression");
3077 }
3078 pch = p;
3079 while (qemu_isspace(*pch))
3080 pch++;
3081 break;
3082 }
3083 return n;
3084 }
3085
3086
3087 static int64_t expr_prod(Monitor *mon)
3088 {
3089 int64_t val, val2;
3090 int op;
3091
3092 val = expr_unary(mon);
3093 for(;;) {
3094 op = *pch;
3095 if (op != '*' && op != '/' && op != '%')
3096 break;
3097 next();
3098 val2 = expr_unary(mon);
3099 switch(op) {
3100 default:
3101 case '*':
3102 val *= val2;
3103 break;
3104 case '/':
3105 case '%':
3106 if (val2 == 0)
3107 expr_error(mon, "division by zero");
3108 if (op == '/')
3109 val /= val2;
3110 else
3111 val %= val2;
3112 break;
3113 }
3114 }
3115 return val;
3116 }
3117
3118 static int64_t expr_logic(Monitor *mon)
3119 {
3120 int64_t val, val2;
3121 int op;
3122
3123 val = expr_prod(mon);
3124 for(;;) {
3125 op = *pch;
3126 if (op != '&' && op != '|' && op != '^')
3127 break;
3128 next();
3129 val2 = expr_prod(mon);
3130 switch(op) {
3131 default:
3132 case '&':
3133 val &= val2;
3134 break;
3135 case '|':
3136 val |= val2;
3137 break;
3138 case '^':
3139 val ^= val2;
3140 break;
3141 }
3142 }
3143 return val;
3144 }
3145
3146 static int64_t expr_sum(Monitor *mon)
3147 {
3148 int64_t val, val2;
3149 int op;
3150
3151 val = expr_logic(mon);
3152 for(;;) {
3153 op = *pch;
3154 if (op != '+' && op != '-')
3155 break;
3156 next();
3157 val2 = expr_logic(mon);
3158 if (op == '+')
3159 val += val2;
3160 else
3161 val -= val2;
3162 }
3163 return val;
3164 }
3165
3166 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3167 {
3168 pch = *pp;
3169 if (setjmp(expr_env)) {
3170 *pp = pch;
3171 return -1;
3172 }
3173 while (qemu_isspace(*pch))
3174 pch++;
3175 *pval = expr_sum(mon);
3176 *pp = pch;
3177 return 0;
3178 }
3179
3180 static int get_str(char *buf, int buf_size, const char **pp)
3181 {
3182 const char *p;
3183 char *q;
3184 int c;
3185
3186 q = buf;
3187 p = *pp;
3188 while (qemu_isspace(*p))
3189 p++;
3190 if (*p == '\0') {
3191 fail:
3192 *q = '\0';
3193 *pp = p;
3194 return -1;
3195 }
3196 if (*p == '\"') {
3197 p++;
3198 while (*p != '\0' && *p != '\"') {
3199 if (*p == '\\') {
3200 p++;
3201 c = *p++;
3202 switch(c) {
3203 case 'n':
3204 c = '\n';
3205 break;
3206 case 'r':
3207 c = '\r';
3208 break;
3209 case '\\':
3210 case '\'':
3211 case '\"':
3212 break;
3213 default:
3214 qemu_printf("unsupported escape code: '\\%c'\n", c);
3215 goto fail;
3216 }
3217 if ((q - buf) < buf_size - 1) {
3218 *q++ = c;
3219 }
3220 } else {
3221 if ((q - buf) < buf_size - 1) {
3222 *q++ = *p;
3223 }
3224 p++;
3225 }
3226 }
3227 if (*p != '\"') {
3228 qemu_printf("unterminated string\n");
3229 goto fail;
3230 }
3231 p++;
3232 } else {
3233 while (*p != '\0' && !qemu_isspace(*p)) {
3234 if ((q - buf) < buf_size - 1) {
3235 *q++ = *p;
3236 }
3237 p++;
3238 }
3239 }
3240 *q = '\0';
3241 *pp = p;
3242 return 0;
3243 }
3244
3245 /*
3246 * Store the command-name in cmdname, and return a pointer to
3247 * the remaining of the command string.
3248 */
3249 static const char *get_command_name(const char *cmdline,
3250 char *cmdname, size_t nlen)
3251 {
3252 size_t len;
3253 const char *p, *pstart;
3254
3255 p = cmdline;
3256 while (qemu_isspace(*p))
3257 p++;
3258 if (*p == '\0')
3259 return NULL;
3260 pstart = p;
3261 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3262 p++;
3263 len = p - pstart;
3264 if (len > nlen - 1)
3265 len = nlen - 1;
3266 memcpy(cmdname, pstart, len);
3267 cmdname[len] = '\0';
3268 return p;
3269 }
3270
3271 /**
3272 * Read key of 'type' into 'key' and return the current
3273 * 'type' pointer.
3274 */
3275 static char *key_get_info(const char *type, char **key)
3276 {
3277 size_t len;
3278 char *p, *str;
3279
3280 if (*type == ',')
3281 type++;
3282
3283 p = strchr(type, ':');
3284 if (!p) {
3285 *key = NULL;
3286 return NULL;
3287 }
3288 len = p - type;
3289
3290 str = qemu_malloc(len + 1);
3291 memcpy(str, type, len);
3292 str[len] = '\0';
3293
3294 *key = str;
3295 return ++p;
3296 }
3297
3298 static int default_fmt_format = 'x';
3299 static int default_fmt_size = 4;
3300
3301 #define MAX_ARGS 16
3302
3303 static int is_valid_option(const char *c, const char *typestr)
3304 {
3305 char option[3];
3306
3307 option[0] = '-';
3308 option[1] = *c;
3309 option[2] = '\0';
3310
3311 typestr = strstr(typestr, option);
3312 return (typestr != NULL);
3313 }
3314
3315 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3316 {
3317 const mon_cmd_t *cmd;
3318
3319 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3320 if (compare_cmd(cmdname, cmd->name)) {
3321 return cmd;
3322 }
3323 }
3324
3325 return NULL;
3326 }
3327
3328 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3329 const char *cmdline,
3330 QDict *qdict)
3331 {
3332 const char *p, *typestr;
3333 int c;
3334 const mon_cmd_t *cmd;
3335 char cmdname[256];
3336 char buf[1024];
3337 char *key;
3338
3339 #ifdef DEBUG
3340 monitor_printf(mon, "command='%s'\n", cmdline);
3341 #endif
3342
3343 /* extract the command name */
3344 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3345 if (!p)
3346 return NULL;
3347
3348 cmd = monitor_find_command(cmdname);
3349 if (!cmd) {
3350 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3351 return NULL;
3352 }
3353
3354 /* parse the parameters */
3355 typestr = cmd->args_type;
3356 for(;;) {
3357 typestr = key_get_info(typestr, &key);
3358 if (!typestr)
3359 break;
3360 c = *typestr;
3361 typestr++;
3362 switch(c) {
3363 case 'F':
3364 case 'B':
3365 case 's':
3366 {
3367 int ret;
3368
3369 while (qemu_isspace(*p))
3370 p++;
3371 if (*typestr == '?') {
3372 typestr++;
3373 if (*p == '\0') {
3374 /* no optional string: NULL argument */
3375 break;
3376 }
3377 }
3378 ret = get_str(buf, sizeof(buf), &p);
3379 if (ret < 0) {
3380 switch(c) {
3381 case 'F':
3382 monitor_printf(mon, "%s: filename expected\n",
3383 cmdname);
3384 break;
3385 case 'B':
3386 monitor_printf(mon, "%s: block device name expected\n",
3387 cmdname);
3388 break;
3389 default:
3390 monitor_printf(mon, "%s: string expected\n", cmdname);
3391 break;
3392 }
3393 goto fail;
3394 }
3395 qdict_put(qdict, key, qstring_from_str(buf));
3396 }
3397 break;
3398 case '/':
3399 {
3400 int count, format, size;
3401
3402 while (qemu_isspace(*p))
3403 p++;
3404 if (*p == '/') {
3405 /* format found */
3406 p++;
3407 count = 1;
3408 if (qemu_isdigit(*p)) {
3409 count = 0;
3410 while (qemu_isdigit(*p)) {
3411 count = count * 10 + (*p - '0');
3412 p++;
3413 }
3414 }
3415 size = -1;
3416 format = -1;
3417 for(;;) {
3418 switch(*p) {
3419 case 'o':
3420 case 'd':
3421 case 'u':
3422 case 'x':
3423 case 'i':
3424 case 'c':
3425 format = *p++;
3426 break;
3427 case 'b':
3428 size = 1;
3429 p++;
3430 break;
3431 case 'h':
3432 size = 2;
3433 p++;
3434 break;
3435 case 'w':
3436 size = 4;
3437 p++;
3438 break;
3439 case 'g':
3440 case 'L':
3441 size = 8;
3442 p++;
3443 break;
3444 default:
3445 goto next;
3446 }
3447 }
3448 next:
3449 if (*p != '\0' && !qemu_isspace(*p)) {
3450 monitor_printf(mon, "invalid char in format: '%c'\n",
3451 *p);
3452 goto fail;
3453 }
3454 if (format < 0)
3455 format = default_fmt_format;
3456 if (format != 'i') {
3457 /* for 'i', not specifying a size gives -1 as size */
3458 if (size < 0)
3459 size = default_fmt_size;
3460 default_fmt_size = size;
3461 }
3462 default_fmt_format = format;
3463 } else {
3464 count = 1;
3465 format = default_fmt_format;
3466 if (format != 'i') {
3467 size = default_fmt_size;
3468 } else {
3469 size = -1;
3470 }
3471 }
3472 qdict_put(qdict, "count", qint_from_int(count));
3473 qdict_put(qdict, "format", qint_from_int(format));
3474 qdict_put(qdict, "size", qint_from_int(size));
3475 }
3476 break;
3477 case 'i':
3478 case 'l':
3479 {
3480 int64_t val;
3481
3482 while (qemu_isspace(*p))
3483 p++;
3484 if (*typestr == '?' || *typestr == '.') {
3485 if (*typestr == '?') {
3486 if (*p == '\0') {
3487 typestr++;
3488 break;
3489 }
3490 } else {
3491 if (*p == '.') {
3492 p++;
3493 while (qemu_isspace(*p))
3494 p++;
3495 } else {
3496 typestr++;
3497 break;
3498 }
3499 }
3500 typestr++;
3501 }
3502 if (get_expr(mon, &val, &p))
3503 goto fail;
3504 /* Check if 'i' is greater than 32-bit */
3505 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3506 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3507 monitor_printf(mon, "integer is for 32-bit values\n");
3508 goto fail;
3509 }
3510 qdict_put(qdict, key, qint_from_int(val));
3511 }
3512 break;
3513 case '-':
3514 {
3515 const char *tmp = p;
3516 int has_option, skip_key = 0;
3517 /* option */
3518
3519 c = *typestr++;
3520 if (c == '\0')
3521 goto bad_type;
3522 while (qemu_isspace(*p))
3523 p++;
3524 has_option = 0;
3525 if (*p == '-') {
3526 p++;
3527 if(c != *p) {
3528 if(!is_valid_option(p, typestr)) {
3529
3530 monitor_printf(mon, "%s: unsupported option -%c\n",
3531 cmdname, *p);
3532 goto fail;
3533 } else {
3534 skip_key = 1;
3535 }
3536 }
3537 if(skip_key) {
3538 p = tmp;
3539 } else {
3540 p++;
3541 has_option = 1;
3542 }
3543 }
3544 qdict_put(qdict, key, qint_from_int(has_option));
3545 }
3546 break;
3547 default:
3548 bad_type:
3549 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3550 goto fail;
3551 }
3552 qemu_free(key);
3553 key = NULL;
3554 }
3555 /* check that all arguments were parsed */
3556 while (qemu_isspace(*p))
3557 p++;
3558 if (*p != '\0') {
3559 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3560 cmdname);
3561 goto fail;
3562 }
3563
3564 return cmd;
3565
3566 fail:
3567 qemu_free(key);
3568 return NULL;
3569 }
3570
3571 static void monitor_print_error(Monitor *mon)
3572 {
3573 qerror_print(mon->error);
3574 QDECREF(mon->error);
3575 mon->error = NULL;
3576 }
3577
3578 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3579 const QDict *params)
3580 {
3581 QObject *data = NULL;
3582
3583 cmd->mhandler.cmd_new(mon, params, &data);
3584
3585 if (monitor_ctrl_mode(mon)) {
3586 /* Monitor Protocol */
3587 monitor_protocol_emitter(mon, data);
3588 } else {
3589 /* User Protocol */
3590 if (data)
3591 cmd->user_print(mon, data);
3592 }
3593
3594 qobject_decref(data);
3595 }
3596
3597 static void handle_user_command(Monitor *mon, const char *cmdline)
3598 {
3599 QDict *qdict;
3600 const mon_cmd_t *cmd;
3601
3602 qdict = qdict_new();
3603
3604 cmd = monitor_parse_command(mon, cmdline, qdict);
3605 if (!cmd)
3606 goto out;
3607
3608 qemu_errors_to_mon(mon);
3609
3610 if (monitor_handler_ported(cmd)) {
3611 monitor_call_handler(mon, cmd, qdict);
3612 } else {
3613 cmd->mhandler.cmd(mon, qdict);
3614 }
3615
3616 if (monitor_has_error(mon))
3617 monitor_print_error(mon);
3618
3619 qemu_errors_to_previous();
3620
3621 out:
3622 QDECREF(qdict);
3623 }
3624
3625 static void cmd_completion(const char *name, const char *list)
3626 {
3627 const char *p, *pstart;
3628 char cmd[128];
3629 int len;
3630
3631 p = list;
3632 for(;;) {
3633 pstart = p;
3634 p = strchr(p, '|');
3635 if (!p)
3636 p = pstart + strlen(pstart);
3637 len = p - pstart;
3638 if (len > sizeof(cmd) - 2)
3639 len = sizeof(cmd) - 2;
3640 memcpy(cmd, pstart, len);
3641 cmd[len] = '\0';
3642 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3643 readline_add_completion(cur_mon->rs, cmd);
3644 }
3645 if (*p == '\0')
3646 break;
3647 p++;
3648 }
3649 }
3650
3651 static void file_completion(const char *input)
3652 {
3653 DIR *ffs;
3654 struct dirent *d;
3655 char path[1024];
3656 char file[1024], file_prefix[1024];
3657 int input_path_len;
3658 const char *p;
3659
3660 p = strrchr(input, '/');
3661 if (!p) {
3662 input_path_len = 0;
3663 pstrcpy(file_prefix, sizeof(file_prefix), input);
3664 pstrcpy(path, sizeof(path), ".");
3665 } else {
3666 input_path_len = p - input + 1;
3667 memcpy(path, input, input_path_len);
3668 if (input_path_len > sizeof(path) - 1)
3669 input_path_len = sizeof(path) - 1;
3670 path[input_path_len] = '\0';
3671 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3672 }
3673 #ifdef DEBUG_COMPLETION
3674 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3675 input, path, file_prefix);
3676 #endif
3677 ffs = opendir(path);
3678 if (!ffs)
3679 return;
3680 for(;;) {
3681 struct stat sb;
3682 d = readdir(ffs);
3683 if (!d)
3684 break;
3685 if (strstart(d->d_name, file_prefix, NULL)) {
3686 memcpy(file, input, input_path_len);
3687 if (input_path_len < sizeof(file))
3688 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3689 d->d_name);
3690 /* stat the file to find out if it's a directory.
3691 * In that case add a slash to speed up typing long paths
3692 */
3693 stat(file, &sb);
3694 if(S_ISDIR(sb.st_mode))
3695 pstrcat(file, sizeof(file), "/");
3696 readline_add_completion(cur_mon->rs, file);
3697 }
3698 }
3699 closedir(ffs);
3700 }
3701
3702 static void block_completion_it(void *opaque, BlockDriverState *bs)
3703 {
3704 const char *name = bdrv_get_device_name(bs);
3705 const char *input = opaque;
3706
3707 if (input[0] == '\0' ||
3708 !strncmp(name, (char *)input, strlen(input))) {
3709 readline_add_completion(cur_mon->rs, name);
3710 }
3711 }
3712
3713 /* NOTE: this parser is an approximate form of the real command parser */
3714 static void parse_cmdline(const char *cmdline,
3715 int *pnb_args, char **args)
3716 {
3717 const char *p;
3718 int nb_args, ret;
3719 char buf[1024];
3720
3721 p = cmdline;
3722 nb_args = 0;
3723 for(;;) {
3724 while (qemu_isspace(*p))
3725 p++;
3726 if (*p == '\0')
3727 break;
3728 if (nb_args >= MAX_ARGS)
3729 break;
3730 ret = get_str(buf, sizeof(buf), &p);
3731 args[nb_args] = qemu_strdup(buf);
3732 nb_args++;
3733 if (ret < 0)
3734 break;
3735 }
3736 *pnb_args = nb_args;
3737 }
3738
3739 static const char *next_arg_type(const char *typestr)
3740 {
3741 const char *p = strchr(typestr, ':');
3742 return (p != NULL ? ++p : typestr);
3743 }
3744
3745 static void monitor_find_completion(const char *cmdline)
3746 {
3747 const char *cmdname;
3748 char *args[MAX_ARGS];
3749 int nb_args, i, len;
3750 const char *ptype, *str;
3751 const mon_cmd_t *cmd;
3752 const KeyDef *key;
3753
3754 parse_cmdline(cmdline, &nb_args, args);
3755 #ifdef DEBUG_COMPLETION
3756 for(i = 0; i < nb_args; i++) {
3757 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3758 }
3759 #endif
3760
3761 /* if the line ends with a space, it means we want to complete the
3762 next arg */
3763 len = strlen(cmdline);
3764 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3765 if (nb_args >= MAX_ARGS)
3766 return;
3767 args[nb_args++] = qemu_strdup("");
3768 }
3769 if (nb_args <= 1) {
3770 /* command completion */
3771 if (nb_args == 0)
3772 cmdname = "";
3773 else
3774 cmdname = args[0];
3775 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3776 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3777 cmd_completion(cmdname, cmd->name);
3778 }
3779 } else {
3780 /* find the command */
3781 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3782 if (compare_cmd(args[0], cmd->name))
3783 goto found;
3784 }
3785 return;
3786 found:
3787 ptype = next_arg_type(cmd->args_type);
3788 for(i = 0; i < nb_args - 2; i++) {
3789 if (*ptype != '\0') {
3790 ptype = next_arg_type(ptype);
3791 while (*ptype == '?')
3792 ptype = next_arg_type(ptype);
3793 }
3794 }
3795 str = args[nb_args - 1];
3796 if (*ptype == '-' && ptype[1] != '\0') {
3797 ptype += 2;
3798 }
3799 switch(*ptype) {
3800 case 'F':
3801 /* file completion */
3802 readline_set_completion_index(cur_mon->rs, strlen(str));
3803 file_completion(str);
3804 break;
3805 case 'B':
3806 /* block device name completion */
3807 readline_set_completion_index(cur_mon->rs, strlen(str));
3808 bdrv_iterate(block_completion_it, (void *)str);
3809 break;
3810 case 's':
3811 /* XXX: more generic ? */
3812 if (!strcmp(cmd->name, "info")) {
3813 readline_set_completion_index(cur_mon->rs, strlen(str));
3814 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3815 cmd_completion(str, cmd->name);
3816 }
3817 } else if (!strcmp(cmd->name, "sendkey")) {
3818 char *sep = strrchr(str, '-');
3819 if (sep)
3820 str = sep + 1;
3821 readline_set_completion_index(cur_mon->rs, strlen(str));
3822 for(key = key_defs; key->name != NULL; key++) {
3823 cmd_completion(str, key->name);
3824 }
3825 } else if (!strcmp(cmd->name, "help|?")) {
3826 readline_set_completion_index(cur_mon->rs, strlen(str));
3827 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3828 cmd_completion(str, cmd->name);
3829 }
3830 }
3831 break;
3832 default:
3833 break;
3834 }
3835 }
3836 for(i = 0; i < nb_args; i++)
3837 qemu_free(args[i]);
3838 }
3839
3840 static int monitor_can_read(void *opaque)
3841 {
3842 Monitor *mon = opaque;
3843
3844 return (mon->suspend_cnt == 0) ? 128 : 0;
3845 }
3846
3847 typedef struct CmdArgs {
3848 QString *name;
3849 int type;
3850 int flag;
3851 int optional;
3852 } CmdArgs;
3853
3854 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
3855 {
3856 if (!cmd_args->optional) {
3857 qemu_error_new(QERR_MISSING_PARAMETER, name);
3858 return -1;
3859 }
3860
3861 if (cmd_args->type == '-') {
3862 /* handlers expect a value, they need to be changed */
3863 qdict_put(args, name, qint_from_int(0));
3864 }
3865
3866 return 0;
3867 }
3868
3869 static int check_arg(const CmdArgs *cmd_args, QDict *args)
3870 {
3871 QObject *value;
3872 const char *name;
3873
3874 name = qstring_get_str(cmd_args->name);
3875
3876 if (!args) {
3877 return check_opt(cmd_args, name, args);
3878 }
3879
3880 value = qdict_get(args, name);
3881 if (!value) {
3882 return check_opt(cmd_args, name, args);
3883 }
3884
3885 switch (cmd_args->type) {
3886 case 'F':
3887 case 'B':
3888 case 's':
3889 if (qobject_type(value) != QTYPE_QSTRING) {
3890 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
3891 return -1;
3892 }
3893 break;
3894 case '/': {
3895 int i;
3896 const char *keys[] = { "count", "format", "size", NULL };
3897
3898 for (i = 0; keys[i]; i++) {
3899 QObject *obj = qdict_get(args, keys[i]);
3900 if (!obj) {
3901 qemu_error_new(QERR_MISSING_PARAMETER, name);
3902 return -1;
3903 }
3904 if (qobject_type(obj) != QTYPE_QINT) {
3905 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3906 return -1;
3907 }
3908 }
3909 break;
3910 }
3911 case 'i':
3912 case 'l':
3913 if (qobject_type(value) != QTYPE_QINT) {
3914 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3915 return -1;
3916 }
3917 break;
3918 case '-':
3919 if (qobject_type(value) != QTYPE_QINT &&
3920 qobject_type(value) != QTYPE_QBOOL) {
3921 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
3922 return -1;
3923 }
3924 if (qobject_type(value) == QTYPE_QBOOL) {
3925 /* handlers expect a QInt, they need to be changed */
3926 qdict_put(args, name,
3927 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
3928 }
3929 break;
3930 default:
3931 /* impossible */
3932 abort();
3933 }
3934
3935 return 0;
3936 }
3937
3938 static void cmd_args_init(CmdArgs *cmd_args)
3939 {
3940 cmd_args->name = qstring_new();
3941 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
3942 }
3943
3944 /*
3945 * This is not trivial, we have to parse Monitor command's argument
3946 * type syntax to be able to check the arguments provided by clients.
3947 *
3948 * In the near future we will be using an array for that and will be
3949 * able to drop all this parsing...
3950 */
3951 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
3952 {
3953 int err;
3954 const char *p;
3955 CmdArgs cmd_args;
3956
3957 if (cmd->args_type == NULL) {
3958 return (qdict_size(args) == 0 ? 0 : -1);
3959 }
3960
3961 err = 0;
3962 cmd_args_init(&cmd_args);
3963
3964 for (p = cmd->args_type;; p++) {
3965 if (*p == ':') {
3966 cmd_args.type = *++p;
3967 p++;
3968 if (cmd_args.type == '-') {
3969 cmd_args.flag = *p++;
3970 cmd_args.optional = 1;
3971 } else if (*p == '?') {
3972 cmd_args.optional = 1;
3973 p++;
3974 }
3975
3976 assert(*p == ',' || *p == '\0');
3977 err = check_arg(&cmd_args, args);
3978
3979 QDECREF(cmd_args.name);
3980 cmd_args_init(&cmd_args);
3981
3982 if (err < 0) {
3983 break;
3984 }
3985 } else {
3986 qstring_append_chr(cmd_args.name, *p);
3987 }
3988
3989 if (*p == '\0') {
3990 break;
3991 }
3992 }
3993
3994 QDECREF(cmd_args.name);
3995 return err;
3996 }
3997
3998 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
3999 {
4000 int err;
4001 QObject *obj;
4002 QDict *input, *args;
4003 const mon_cmd_t *cmd;
4004 Monitor *mon = cur_mon;
4005 const char *cmd_name, *info_item;
4006
4007 args = NULL;
4008 qemu_errors_to_mon(mon);
4009
4010 obj = json_parser_parse(tokens, NULL);
4011 if (!obj) {
4012 // FIXME: should be triggered in json_parser_parse()
4013 qemu_error_new(QERR_JSON_PARSING);
4014 goto err_out;
4015 } else if (qobject_type(obj) != QTYPE_QDICT) {
4016 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
4017 qobject_decref(obj);
4018 goto err_out;
4019 }
4020
4021 input = qobject_to_qdict(obj);
4022
4023 mon->mc->id = qdict_get(input, "id");
4024 qobject_incref(mon->mc->id);
4025
4026 obj = qdict_get(input, "execute");
4027 if (!obj) {
4028 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4029 goto err_input;
4030 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4031 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
4032 goto err_input;
4033 }
4034
4035 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4036
4037 /*
4038 * XXX: We need this special case until we get info handlers
4039 * converted into 'query-' commands
4040 */
4041 if (compare_cmd(cmd_name, "info")) {
4042 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4043 goto err_input;
4044 } else if (strstart(cmd_name, "query-", &info_item)) {
4045 cmd = monitor_find_command("info");
4046 qdict_put_obj(input, "arguments",
4047 qobject_from_jsonf("{ 'item': %s }", info_item));
4048 } else {
4049 cmd = monitor_find_command(cmd_name);
4050 if (!cmd) {
4051 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4052 goto err_input;
4053 }
4054 }
4055
4056 obj = qdict_get(input, "arguments");
4057 if (!obj) {
4058 args = qdict_new();
4059 } else {
4060 args = qobject_to_qdict(obj);
4061 QINCREF(args);
4062 }
4063
4064 QDECREF(input);
4065
4066 err = monitor_check_qmp_args(cmd, args);
4067 if (err < 0) {
4068 goto err_out;
4069 }
4070
4071 monitor_call_handler(mon, cmd, args);
4072 goto out;
4073
4074 err_input:
4075 QDECREF(input);
4076 err_out:
4077 monitor_protocol_emitter(mon, NULL);
4078 out:
4079 QDECREF(args);
4080 qemu_errors_to_previous();
4081 }
4082
4083 /**
4084 * monitor_control_read(): Read and handle QMP input
4085 */
4086 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4087 {
4088 Monitor *old_mon = cur_mon;
4089
4090 cur_mon = opaque;
4091
4092 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4093
4094 cur_mon = old_mon;
4095 }
4096
4097 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4098 {
4099 Monitor *old_mon = cur_mon;
4100 int i;
4101
4102 cur_mon = opaque;
4103
4104 if (cur_mon->rs) {
4105 for (i = 0; i < size; i++)
4106 readline_handle_byte(cur_mon->rs, buf[i]);
4107 } else {
4108 if (size == 0 || buf[size - 1] != 0)
4109 monitor_printf(cur_mon, "corrupted command\n");
4110 else
4111 handle_user_command(cur_mon, (char *)buf);
4112 }
4113
4114 cur_mon = old_mon;
4115 }
4116
4117 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4118 {
4119 monitor_suspend(mon);
4120 handle_user_command(mon, cmdline);
4121 monitor_resume(mon);
4122 }
4123
4124 int monitor_suspend(Monitor *mon)
4125 {
4126 if (!mon->rs)
4127 return -ENOTTY;
4128 mon->suspend_cnt++;
4129 return 0;
4130 }
4131
4132 void monitor_resume(Monitor *mon)
4133 {
4134 if (!mon->rs)
4135 return;
4136 if (--mon->suspend_cnt == 0)
4137 readline_show_prompt(mon->rs);
4138 }
4139
4140 /**
4141 * monitor_control_event(): Print QMP gretting
4142 */
4143 static void monitor_control_event(void *opaque, int event)
4144 {
4145 if (event == CHR_EVENT_OPENED) {
4146 QObject *data;
4147 Monitor *mon = opaque;
4148
4149 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4150
4151 data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
4152 assert(data != NULL);
4153
4154 monitor_json_emitter(mon, data);
4155 qobject_decref(data);
4156 }
4157 }
4158
4159 static void monitor_event(void *opaque, int event)
4160 {
4161 Monitor *mon = opaque;
4162
4163 switch (event) {
4164 case CHR_EVENT_MUX_IN:
4165 mon->mux_out = 0;
4166 if (mon->reset_seen) {
4167 readline_restart(mon->rs);
4168 monitor_resume(mon);
4169 monitor_flush(mon);
4170 } else {
4171 mon->suspend_cnt = 0;
4172 }
4173 break;
4174
4175 case CHR_EVENT_MUX_OUT:
4176 if (mon->reset_seen) {
4177 if (mon->suspend_cnt == 0) {
4178 monitor_printf(mon, "\n");
4179 }
4180 monitor_flush(mon);
4181 monitor_suspend(mon);
4182 } else {
4183 mon->suspend_cnt++;
4184 }
4185 mon->mux_out = 1;
4186 break;
4187
4188 case CHR_EVENT_OPENED:
4189 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4190 "information\n", QEMU_VERSION);
4191 if (!mon->mux_out) {
4192 readline_show_prompt(mon->rs);
4193 }
4194 mon->reset_seen = 1;
4195 break;
4196 }
4197 }
4198
4199
4200 /*
4201 * Local variables:
4202 * c-indent-level: 4
4203 * c-basic-offset: 4
4204 * tab-width: 8
4205 * End:
4206 */
4207
4208 void monitor_init(CharDriverState *chr, int flags)
4209 {
4210 static int is_first_init = 1;
4211 Monitor *mon;
4212
4213 if (is_first_init) {
4214 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4215 is_first_init = 0;
4216 }
4217
4218 mon = qemu_mallocz(sizeof(*mon));
4219
4220 mon->chr = chr;
4221 mon->flags = flags;
4222 if (flags & MONITOR_USE_READLINE) {
4223 mon->rs = readline_init(mon, monitor_find_completion);
4224 monitor_read_command(mon, 0);
4225 }
4226
4227 if (monitor_ctrl_mode(mon)) {
4228 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4229 /* Control mode requires special handlers */
4230 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4231 monitor_control_event, mon);
4232 } else {
4233 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4234 monitor_event, mon);
4235 }
4236
4237 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4238 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4239 cur_mon = mon;
4240 }
4241
4242 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4243 {
4244 BlockDriverState *bs = opaque;
4245 int ret = 0;
4246
4247 if (bdrv_set_key(bs, password) != 0) {
4248 monitor_printf(mon, "invalid password\n");
4249 ret = -EPERM;
4250 }
4251 if (mon->password_completion_cb)
4252 mon->password_completion_cb(mon->password_opaque, ret);
4253
4254 monitor_read_command(mon, 1);
4255 }
4256
4257 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4258 BlockDriverCompletionFunc *completion_cb,
4259 void *opaque)
4260 {
4261 int err;
4262
4263 if (!bdrv_key_required(bs)) {
4264 if (completion_cb)
4265 completion_cb(opaque, 0);
4266 return;
4267 }
4268
4269 if (monitor_ctrl_mode(mon)) {
4270 qemu_error_new(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4271 return;
4272 }
4273
4274 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4275 bdrv_get_encrypted_filename(bs));
4276
4277 mon->password_completion_cb = completion_cb;
4278 mon->password_opaque = opaque;
4279
4280 err = monitor_read_password(mon, bdrv_password_cb, bs);
4281
4282 if (err && completion_cb)
4283 completion_cb(opaque, err);
4284 }
4285
4286 typedef struct QemuErrorSink QemuErrorSink;
4287 struct QemuErrorSink {
4288 enum {
4289 ERR_SINK_FILE,
4290 ERR_SINK_MONITOR,
4291 } dest;
4292 union {
4293 FILE *fp;
4294 Monitor *mon;
4295 };
4296 QemuErrorSink *previous;
4297 };
4298
4299 static QemuErrorSink *qemu_error_sink;
4300
4301 void qemu_errors_to_file(FILE *fp)
4302 {
4303 QemuErrorSink *sink;
4304
4305 sink = qemu_mallocz(sizeof(*sink));
4306 sink->dest = ERR_SINK_FILE;
4307 sink->fp = fp;
4308 sink->previous = qemu_error_sink;
4309 qemu_error_sink = sink;
4310 }
4311
4312 void qemu_errors_to_mon(Monitor *mon)
4313 {
4314 QemuErrorSink *sink;
4315
4316 sink = qemu_mallocz(sizeof(*sink));
4317 sink->dest = ERR_SINK_MONITOR;
4318 sink->mon = mon;
4319 sink->previous = qemu_error_sink;
4320 qemu_error_sink = sink;
4321 }
4322
4323 void qemu_errors_to_previous(void)
4324 {
4325 QemuErrorSink *sink;
4326
4327 assert(qemu_error_sink != NULL);
4328 sink = qemu_error_sink;
4329 qemu_error_sink = sink->previous;
4330 qemu_free(sink);
4331 }
4332
4333 void qemu_error(const char *fmt, ...)
4334 {
4335 va_list args;
4336
4337 assert(qemu_error_sink != NULL);
4338 switch (qemu_error_sink->dest) {
4339 case ERR_SINK_FILE:
4340 va_start(args, fmt);
4341 vfprintf(qemu_error_sink->fp, fmt, args);
4342 va_end(args);
4343 break;
4344 case ERR_SINK_MONITOR:
4345 va_start(args, fmt);
4346 monitor_vprintf(qemu_error_sink->mon, fmt, args);
4347 va_end(args);
4348 break;
4349 }
4350 }
4351
4352 void qemu_error_internal(const char *file, int linenr, const char *func,
4353 const char *fmt, ...)
4354 {
4355 va_list va;
4356 QError *qerror;
4357
4358 assert(qemu_error_sink != NULL);
4359
4360 va_start(va, fmt);
4361 qerror = qerror_from_info(file, linenr, func, fmt, &va);
4362 va_end(va);
4363
4364 switch (qemu_error_sink->dest) {
4365 case ERR_SINK_FILE:
4366 qerror_print(qerror);
4367 QDECREF(qerror);
4368 break;
4369 case ERR_SINK_MONITOR:
4370 assert(qemu_error_sink->mon->error == NULL);
4371 qemu_error_sink->mon->error = qerror;
4372 break;
4373 }
4374 }
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