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Merge commit '9605111958173938ac08298f515d55e937d0211c' into upstream-merge
[qemu-kvm/amd-iommu.git] / monitor.c
blob0f74f5f17a724300be710c2b1a87caef3fb36290
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 "blockdev.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 "qfloat.h"
51 #include "qlist.h"
52 #include "qbool.h"
53 #include "qstring.h"
54 #include "qjson.h"
55 #include "json-streamer.h"
56 #include "json-parser.h"
57 #include "osdep.h"
58 #include "exec-all.h"
59
60 #include "qemu-kvm.h"
61
62 //#define DEBUG
63 //#define DEBUG_COMPLETION
64
65 /*
66 * Supported types:
67 *
68 * 'F' filename
69 * 'B' block device name
70 * 's' string (accept optional quote)
71 * 'O' option string of the form NAME=VALUE,...
72 * parsed according to QemuOptsList given by its name
73 * Example: 'device:O' uses qemu_device_opts.
74 * Restriction: only lists with empty desc are supported
75 * TODO lift the restriction
76 * 'i' 32 bit integer
77 * 'l' target long (32 or 64 bit)
78 * 'M' just like 'l', except in user mode the value is
79 * multiplied by 2^20 (think Mebibyte)
80 * 'f' double
81 * user mode accepts an optional G, g, M, m, K, k suffix,
82 * which multiplies the value by 2^30 for suffixes G and
83 * g, 2^20 for M and m, 2^10 for K and k
84 * 'T' double
85 * user mode accepts an optional ms, us, ns suffix,
86 * which divides the value by 1e3, 1e6, 1e9, respectively
87 * '/' optional gdb-like print format (like "/10x")
88 *
89 * '?' optional type (for all types, except '/')
90 * '.' other form of optional type (for 'i' and 'l')
91 * 'b' boolean
92 * user mode accepts "on" or "off"
93 * '-' optional parameter (eg. '-f')
94 *
95 */
96
97 typedef struct MonitorCompletionData MonitorCompletionData;
98 struct MonitorCompletionData {
99 Monitor *mon;
100 void (*user_print)(Monitor *mon, const QObject *data);
101 };
102
103 typedef struct mon_cmd_t {
104 const char *name;
105 const char *args_type;
106 const char *params;
107 const char *help;
108 void (*user_print)(Monitor *mon, const QObject *data);
109 union {
110 void (*info)(Monitor *mon);
111 void (*info_new)(Monitor *mon, QObject **ret_data);
112 int (*info_async)(Monitor *mon, MonitorCompletion *cb, void *opaque);
113 void (*cmd)(Monitor *mon, const QDict *qdict);
114 int (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
115 int (*cmd_async)(Monitor *mon, const QDict *params,
116 MonitorCompletion *cb, void *opaque);
117 } mhandler;
118 int async;
119 } mon_cmd_t;
120
121 /* file descriptors passed via SCM_RIGHTS */
122 typedef struct mon_fd_t mon_fd_t;
123 struct mon_fd_t {
124 char *name;
125 int fd;
126 QLIST_ENTRY(mon_fd_t) next;
127 };
128
129 typedef struct MonitorControl {
130 QObject *id;
131 JSONMessageParser parser;
132 int command_mode;
133 } MonitorControl;
134
135 struct Monitor {
136 CharDriverState *chr;
137 int mux_out;
138 int reset_seen;
139 int flags;
140 int suspend_cnt;
141 uint8_t outbuf[1024];
142 int outbuf_index;
143 ReadLineState *rs;
144 MonitorControl *mc;
145 CPUState *mon_cpu;
146 BlockDriverCompletionFunc *password_completion_cb;
147 void *password_opaque;
148 #ifdef CONFIG_DEBUG_MONITOR
149 int print_calls_nr;
150 #endif
151 QError *error;
152 QLIST_HEAD(,mon_fd_t) fds;
153 QLIST_ENTRY(Monitor) entry;
154 };
155
156 #ifdef CONFIG_DEBUG_MONITOR
157 #define MON_DEBUG(fmt, ...) do { \
158 fprintf(stderr, "Monitor: "); \
159 fprintf(stderr, fmt, ## __VA_ARGS__); } while (0)
160
161 static inline void mon_print_count_inc(Monitor *mon)
162 {
163 mon->print_calls_nr++;
164 }
165
166 static inline void mon_print_count_init(Monitor *mon)
167 {
168 mon->print_calls_nr = 0;
169 }
170
171 static inline int mon_print_count_get(const Monitor *mon)
172 {
173 return mon->print_calls_nr;
174 }
175
176 #else /* !CONFIG_DEBUG_MONITOR */
177 #define MON_DEBUG(fmt, ...) do { } while (0)
178 static inline void mon_print_count_inc(Monitor *mon) { }
179 static inline void mon_print_count_init(Monitor *mon) { }
180 static inline int mon_print_count_get(const Monitor *mon) { return 0; }
181 #endif /* CONFIG_DEBUG_MONITOR */
182
183 static QLIST_HEAD(mon_list, Monitor) mon_list;
184
185 static const mon_cmd_t mon_cmds[];
186 static const mon_cmd_t info_cmds[];
187
188 Monitor *cur_mon;
189 Monitor *default_mon;
190
191 static void monitor_command_cb(Monitor *mon, const char *cmdline,
192 void *opaque);
193
194 static inline int qmp_cmd_mode(const Monitor *mon)
195 {
196 return (mon->mc ? mon->mc->command_mode : 0);
197 }
198
199 /* Return true if in control mode, false otherwise */
200 static inline int monitor_ctrl_mode(const Monitor *mon)
201 {
202 return (mon->flags & MONITOR_USE_CONTROL);
203 }
204
205 /* Return non-zero iff we have a current monitor, and it is in QMP mode. */
206 int monitor_cur_is_qmp(void)
207 {
208 return cur_mon && monitor_ctrl_mode(cur_mon);
209 }
210
211 static void monitor_read_command(Monitor *mon, int show_prompt)
212 {
213 if (!mon->rs)
214 return;
215
216 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
217 if (show_prompt)
218 readline_show_prompt(mon->rs);
219 }
220
221 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
222 void *opaque)
223 {
224 if (monitor_ctrl_mode(mon)) {
225 qerror_report(QERR_MISSING_PARAMETER, "password");
226 return -EINVAL;
227 } else if (mon->rs) {
228 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
229 /* prompt is printed on return from the command handler */
230 return 0;
231 } else {
232 monitor_printf(mon, "terminal does not support password prompting\n");
233 return -ENOTTY;
234 }
235 }
236
237 void monitor_flush(Monitor *mon)
238 {
239 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
240 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
241 mon->outbuf_index = 0;
242 }
243 }
244
245 /* flush at every end of line or if the buffer is full */
246 static void monitor_puts(Monitor *mon, const char *str)
247 {
248 char c;
249
250 for(;;) {
251 c = *str++;
252 if (c == '\0')
253 break;
254 if (c == '\n')
255 mon->outbuf[mon->outbuf_index++] = '\r';
256 mon->outbuf[mon->outbuf_index++] = c;
257 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
258 || c == '\n')
259 monitor_flush(mon);
260 }
261 }
262
263 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
264 {
265 char buf[4096];
266
267 if (!mon)
268 return;
269
270 mon_print_count_inc(mon);
271
272 if (monitor_ctrl_mode(mon)) {
273 return;
274 }
275
276 vsnprintf(buf, sizeof(buf), fmt, ap);
277 monitor_puts(mon, buf);
278 }
279
280 void monitor_printf(Monitor *mon, const char *fmt, ...)
281 {
282 va_list ap;
283 va_start(ap, fmt);
284 monitor_vprintf(mon, fmt, ap);
285 va_end(ap);
286 }
287
288 void monitor_print_filename(Monitor *mon, const char *filename)
289 {
290 int i;
291
292 for (i = 0; filename[i]; i++) {
293 switch (filename[i]) {
294 case ' ':
295 case '"':
296 case '\\':
297 monitor_printf(mon, "\\%c", filename[i]);
298 break;
299 case '\t':
300 monitor_printf(mon, "\\t");
301 break;
302 case '\r':
303 monitor_printf(mon, "\\r");
304 break;
305 case '\n':
306 monitor_printf(mon, "\\n");
307 break;
308 default:
309 monitor_printf(mon, "%c", filename[i]);
310 break;
311 }
312 }
313 }
314
315 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
316 {
317 va_list ap;
318 va_start(ap, fmt);
319 monitor_vprintf((Monitor *)stream, fmt, ap);
320 va_end(ap);
321 return 0;
322 }
323
324 static void monitor_user_noop(Monitor *mon, const QObject *data) { }
325
326 static inline int monitor_handler_ported(const mon_cmd_t *cmd)
327 {
328 return cmd->user_print != NULL;
329 }
330
331 static inline bool monitor_handler_is_async(const mon_cmd_t *cmd)
332 {
333 return cmd->async != 0;
334 }
335
336 static inline int monitor_has_error(const Monitor *mon)
337 {
338 return mon->error != NULL;
339 }
340
341 static void monitor_json_emitter(Monitor *mon, const QObject *data)
342 {
343 QString *json;
344
345 json = qobject_to_json(data);
346 assert(json != NULL);
347
348 qstring_append_chr(json, '\n');
349 monitor_puts(mon, qstring_get_str(json));
350
351 QDECREF(json);
352 }
353
354 static void monitor_protocol_emitter(Monitor *mon, QObject *data)
355 {
356 QDict *qmp;
357
358 qmp = qdict_new();
359
360 if (!monitor_has_error(mon)) {
361 /* success response */
362 if (data) {
363 qobject_incref(data);
364 qdict_put_obj(qmp, "return", data);
365 } else {
366 /* return an empty QDict by default */
367 qdict_put(qmp, "return", qdict_new());
368 }
369 } else {
370 /* error response */
371 qdict_put(mon->error->error, "desc", qerror_human(mon->error));
372 qdict_put(qmp, "error", mon->error->error);
373 QINCREF(mon->error->error);
374 QDECREF(mon->error);
375 mon->error = NULL;
376 }
377
378 if (mon->mc->id) {
379 qdict_put_obj(qmp, "id", mon->mc->id);
380 mon->mc->id = NULL;
381 }
382
383 monitor_json_emitter(mon, QOBJECT(qmp));
384 QDECREF(qmp);
385 }
386
387 static void timestamp_put(QDict *qdict)
388 {
389 int err;
390 QObject *obj;
391 qemu_timeval tv;
392
393 err = qemu_gettimeofday(&tv);
394 if (err < 0)
395 return;
396
397 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
398 "'microseconds': %" PRId64 " }",
399 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
400 qdict_put_obj(qdict, "timestamp", obj);
401 }
402
403 /**
404 * monitor_protocol_event(): Generate a Monitor event
405 *
406 * Event-specific data can be emitted through the (optional) 'data' parameter.
407 */
408 void monitor_protocol_event(MonitorEvent event, QObject *data)
409 {
410 QDict *qmp;
411 const char *event_name;
412 Monitor *mon;
413
414 assert(event < QEVENT_MAX);
415
416 switch (event) {
417 case QEVENT_SHUTDOWN:
418 event_name = "SHUTDOWN";
419 break;
420 case QEVENT_RESET:
421 event_name = "RESET";
422 break;
423 case QEVENT_POWERDOWN:
424 event_name = "POWERDOWN";
425 break;
426 case QEVENT_STOP:
427 event_name = "STOP";
428 break;
429 case QEVENT_RESUME:
430 event_name = "RESUME";
431 break;
432 case QEVENT_VNC_CONNECTED:
433 event_name = "VNC_CONNECTED";
434 break;
435 case QEVENT_VNC_INITIALIZED:
436 event_name = "VNC_INITIALIZED";
437 break;
438 case QEVENT_VNC_DISCONNECTED:
439 event_name = "VNC_DISCONNECTED";
440 break;
441 case QEVENT_BLOCK_IO_ERROR:
442 event_name = "BLOCK_IO_ERROR";
443 break;
444 case QEVENT_RTC_CHANGE:
445 event_name = "RTC_CHANGE";
446 break;
447 case QEVENT_WATCHDOG:
448 event_name = "WATCHDOG";
449 break;
450 default:
451 abort();
452 break;
453 }
454
455 qmp = qdict_new();
456 timestamp_put(qmp);
457 qdict_put(qmp, "event", qstring_from_str(event_name));
458 if (data) {
459 qobject_incref(data);
460 qdict_put_obj(qmp, "data", data);
461 }
462
463 QLIST_FOREACH(mon, &mon_list, entry) {
464 if (monitor_ctrl_mode(mon) && qmp_cmd_mode(mon)) {
465 monitor_json_emitter(mon, QOBJECT(qmp));
466 }
467 }
468 QDECREF(qmp);
469 }
470
471 static int do_qmp_capabilities(Monitor *mon, const QDict *params,
472 QObject **ret_data)
473 {
474 /* Will setup QMP capabilities in the future */
475 if (monitor_ctrl_mode(mon)) {
476 mon->mc->command_mode = 1;
477 }
478
479 return 0;
480 }
481
482 static int compare_cmd(const char *name, const char *list)
483 {
484 const char *p, *pstart;
485 int len;
486 len = strlen(name);
487 p = list;
488 for(;;) {
489 pstart = p;
490 p = strchr(p, '|');
491 if (!p)
492 p = pstart + strlen(pstart);
493 if ((p - pstart) == len && !memcmp(pstart, name, len))
494 return 1;
495 if (*p == '\0')
496 break;
497 p++;
498 }
499 return 0;
500 }
501
502 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
503 const char *prefix, const char *name)
504 {
505 const mon_cmd_t *cmd;
506
507 for(cmd = cmds; cmd->name != NULL; cmd++) {
508 if (!name || !strcmp(name, cmd->name))
509 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
510 cmd->params, cmd->help);
511 }
512 }
513
514 static void help_cmd(Monitor *mon, const char *name)
515 {
516 if (name && !strcmp(name, "info")) {
517 help_cmd_dump(mon, info_cmds, "info ", NULL);
518 } else {
519 help_cmd_dump(mon, mon_cmds, "", name);
520 if (name && !strcmp(name, "log")) {
521 const CPULogItem *item;
522 monitor_printf(mon, "Log items (comma separated):\n");
523 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
524 for(item = cpu_log_items; item->mask != 0; item++) {
525 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
526 }
527 }
528 }
529 }
530
531 static void do_help_cmd(Monitor *mon, const QDict *qdict)
532 {
533 help_cmd(mon, qdict_get_try_str(qdict, "name"));
534 }
535
536 static void user_monitor_complete(void *opaque, QObject *ret_data)
537 {
538 MonitorCompletionData *data = (MonitorCompletionData *)opaque;
539
540 if (ret_data) {
541 data->user_print(data->mon, ret_data);
542 }
543 monitor_resume(data->mon);
544 qemu_free(data);
545 }
546
547 static void qmp_monitor_complete(void *opaque, QObject *ret_data)
548 {
549 monitor_protocol_emitter(opaque, ret_data);
550 }
551
552 static void qmp_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
553 const QDict *params)
554 {
555 cmd->mhandler.cmd_async(mon, params, qmp_monitor_complete, mon);
556 }
557
558 static void qmp_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
559 {
560 cmd->mhandler.info_async(mon, qmp_monitor_complete, mon);
561 }
562
563 static void user_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
564 const QDict *params)
565 {
566 int ret;
567
568 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
569 cb_data->mon = mon;
570 cb_data->user_print = cmd->user_print;
571 monitor_suspend(mon);
572 ret = cmd->mhandler.cmd_async(mon, params,
573 user_monitor_complete, cb_data);
574 if (ret < 0) {
575 monitor_resume(mon);
576 qemu_free(cb_data);
577 }
578 }
579
580 static void user_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
581 {
582 int ret;
583
584 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
585 cb_data->mon = mon;
586 cb_data->user_print = cmd->user_print;
587 monitor_suspend(mon);
588 ret = cmd->mhandler.info_async(mon, user_monitor_complete, cb_data);
589 if (ret < 0) {
590 monitor_resume(mon);
591 qemu_free(cb_data);
592 }
593 }
594
595 static int do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
596 {
597 const mon_cmd_t *cmd;
598 const char *item = qdict_get_try_str(qdict, "item");
599
600 if (!item) {
601 assert(monitor_ctrl_mode(mon) == 0);
602 goto help;
603 }
604
605 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
606 if (compare_cmd(item, cmd->name))
607 break;
608 }
609
610 if (cmd->name == NULL) {
611 if (monitor_ctrl_mode(mon)) {
612 qerror_report(QERR_COMMAND_NOT_FOUND, item);
613 return -1;
614 }
615 goto help;
616 }
617
618 if (monitor_handler_is_async(cmd)) {
619 if (monitor_ctrl_mode(mon)) {
620 qmp_async_info_handler(mon, cmd);
621 } else {
622 user_async_info_handler(mon, cmd);
623 }
624 /*
625 * Indicate that this command is asynchronous and will not return any
626 * data (not even empty). Instead, the data will be returned via a
627 * completion callback.
628 */
629 *ret_data = qobject_from_jsonf("{ '__mon_async': 'return' }");
630 } else if (monitor_handler_ported(cmd)) {
631 cmd->mhandler.info_new(mon, ret_data);
632
633 if (!monitor_ctrl_mode(mon)) {
634 /*
635 * User Protocol function is called here, Monitor Protocol is
636 * handled by monitor_call_handler()
637 */
638 if (*ret_data)
639 cmd->user_print(mon, *ret_data);
640 }
641 } else {
642 if (monitor_ctrl_mode(mon)) {
643 /* handler not converted yet */
644 qerror_report(QERR_COMMAND_NOT_FOUND, item);
645 return -1;
646 } else {
647 cmd->mhandler.info(mon);
648 }
649 }
650
651 return 0;
652
653 help:
654 help_cmd(mon, "info");
655 return 0;
656 }
657
658 static void do_info_version_print(Monitor *mon, const QObject *data)
659 {
660 QDict *qdict;
661
662 qdict = qobject_to_qdict(data);
663
664 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
665 qdict_get_str(qdict, "package"));
666 }
667
668 static void do_info_version(Monitor *mon, QObject **ret_data)
669 {
670 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
671 QEMU_VERSION, QEMU_PKGVERSION);
672 }
673
674 static void do_info_name_print(Monitor *mon, const QObject *data)
675 {
676 QDict *qdict;
677
678 qdict = qobject_to_qdict(data);
679 if (qdict_size(qdict) == 0) {
680 return;
681 }
682
683 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
684 }
685
686 static void do_info_name(Monitor *mon, QObject **ret_data)
687 {
688 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
689 qobject_from_jsonf("{}");
690 }
691
692 static QObject *get_cmd_dict(const char *name)
693 {
694 const char *p;
695
696 /* Remove '|' from some commands */
697 p = strchr(name, '|');
698 if (p) {
699 p++;
700 } else {
701 p = name;
702 }
703
704 return qobject_from_jsonf("{ 'name': %s }", p);
705 }
706
707 static void do_info_commands(Monitor *mon, QObject **ret_data)
708 {
709 QList *cmd_list;
710 const mon_cmd_t *cmd;
711
712 cmd_list = qlist_new();
713
714 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
715 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
716 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
717 }
718 }
719
720 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
721 if (monitor_handler_ported(cmd)) {
722 char buf[128];
723 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
724 qlist_append_obj(cmd_list, get_cmd_dict(buf));
725 }
726 }
727
728 *ret_data = QOBJECT(cmd_list);
729 }
730
731 static void do_info_uuid_print(Monitor *mon, const QObject *data)
732 {
733 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
734 }
735
736 static void do_info_uuid(Monitor *mon, QObject **ret_data)
737 {
738 char uuid[64];
739
740 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
741 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
742 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
743 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
744 qemu_uuid[14], qemu_uuid[15]);
745 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
746 }
747
748 /* get the current CPU defined by the user */
749 static int mon_set_cpu(int cpu_index)
750 {
751 CPUState *env;
752
753 for(env = first_cpu; env != NULL; env = env->next_cpu) {
754 if (env->cpu_index == cpu_index) {
755 cur_mon->mon_cpu = env;
756 return 0;
757 }
758 }
759 return -1;
760 }
761
762 static CPUState *mon_get_cpu(void)
763 {
764 if (!cur_mon->mon_cpu) {
765 mon_set_cpu(0);
766 }
767 cpu_synchronize_state(cur_mon->mon_cpu);
768 return cur_mon->mon_cpu;
769 }
770
771 static void do_info_registers(Monitor *mon)
772 {
773 CPUState *env;
774 env = mon_get_cpu();
775 #ifdef TARGET_I386
776 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
777 X86_DUMP_FPU);
778 #else
779 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
780 0);
781 #endif
782 }
783
784 static void print_cpu_iter(QObject *obj, void *opaque)
785 {
786 QDict *cpu;
787 int active = ' ';
788 Monitor *mon = opaque;
789
790 assert(qobject_type(obj) == QTYPE_QDICT);
791 cpu = qobject_to_qdict(obj);
792
793 if (qdict_get_bool(cpu, "current")) {
794 active = '*';
795 }
796
797 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
798
799 #if defined(TARGET_I386)
800 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
801 (target_ulong) qdict_get_int(cpu, "pc"));
802 #elif defined(TARGET_PPC)
803 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
804 (target_long) qdict_get_int(cpu, "nip"));
805 #elif defined(TARGET_SPARC)
806 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
807 (target_long) qdict_get_int(cpu, "pc"));
808 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
809 (target_long) qdict_get_int(cpu, "npc"));
810 #elif defined(TARGET_MIPS)
811 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
812 (target_long) qdict_get_int(cpu, "PC"));
813 #endif
814
815 if (qdict_get_bool(cpu, "halted")) {
816 monitor_printf(mon, " (halted)");
817 }
818
819 monitor_printf(mon, " thread_id=%" PRId64 " ",
820 qdict_get_int(cpu, "thread_id"));
821
822 monitor_printf(mon, "\n");
823 }
824
825 static void monitor_print_cpus(Monitor *mon, const QObject *data)
826 {
827 QList *cpu_list;
828
829 assert(qobject_type(data) == QTYPE_QLIST);
830 cpu_list = qobject_to_qlist(data);
831 qlist_iter(cpu_list, print_cpu_iter, mon);
832 }
833
834 static void do_info_cpus(Monitor *mon, QObject **ret_data)
835 {
836 CPUState *env;
837 QList *cpu_list;
838
839 cpu_list = qlist_new();
840
841 /* just to set the default cpu if not already done */
842 mon_get_cpu();
843
844 for(env = first_cpu; env != NULL; env = env->next_cpu) {
845 QDict *cpu;
846 QObject *obj;
847
848 cpu_synchronize_state(env);
849
850 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
851 env->cpu_index, env == mon->mon_cpu,
852 env->halted);
853
854 cpu = qobject_to_qdict(obj);
855
856 #if defined(TARGET_I386)
857 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
858 #elif defined(TARGET_PPC)
859 qdict_put(cpu, "nip", qint_from_int(env->nip));
860 #elif defined(TARGET_SPARC)
861 qdict_put(cpu, "pc", qint_from_int(env->pc));
862 qdict_put(cpu, "npc", qint_from_int(env->npc));
863 #elif defined(TARGET_MIPS)
864 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
865 #endif
866 qdict_put(cpu, "thread_id", qint_from_int(env->thread_id));
867
868 qlist_append(cpu_list, cpu);
869 }
870
871 *ret_data = QOBJECT(cpu_list);
872 }
873
874 static int do_cpu_set(Monitor *mon, const QDict *qdict, QObject **ret_data)
875 {
876 int index = qdict_get_int(qdict, "index");
877 if (mon_set_cpu(index) < 0) {
878 qerror_report(QERR_INVALID_PARAMETER_VALUE, "index",
879 "a CPU number");
880 return -1;
881 }
882 return 0;
883 }
884
885 static void do_cpu_set_nr(Monitor *mon, const QDict *qdict)
886 {
887 int state, value;
888 const char *status;
889
890 status = qdict_get_str(qdict, "state");
891 value = qdict_get_int(qdict, "cpu");
892
893 if (!strcmp(status, "online"))
894 state = 1;
895 else if (!strcmp(status, "offline"))
896 state = 0;
897 else {
898 monitor_printf(mon, "invalid status: %s\n", status);
899 return;
900 }
901 #if defined(TARGET_I386) || defined(TARGET_X86_64)
902 qemu_system_cpu_hot_add(value, state);
903 #endif
904 }
905
906 static void do_info_jit(Monitor *mon)
907 {
908 dump_exec_info((FILE *)mon, monitor_fprintf);
909 }
910
911 static void do_info_history(Monitor *mon)
912 {
913 int i;
914 const char *str;
915
916 if (!mon->rs)
917 return;
918 i = 0;
919 for(;;) {
920 str = readline_get_history(mon->rs, i);
921 if (!str)
922 break;
923 monitor_printf(mon, "%d: '%s'\n", i, str);
924 i++;
925 }
926 }
927
928 #if defined(TARGET_PPC)
929 /* XXX: not implemented in other targets */
930 static void do_info_cpu_stats(Monitor *mon)
931 {
932 CPUState *env;
933
934 env = mon_get_cpu();
935 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
936 }
937 #endif
938
939 /**
940 * do_quit(): Quit QEMU execution
941 */
942 static int do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
943 {
944 monitor_suspend(mon);
945 no_shutdown = 0;
946 qemu_system_shutdown_request();
947
948 return 0;
949 }
950
951 static int change_vnc_password(const char *password)
952 {
953 if (vnc_display_password(NULL, password) < 0) {
954 qerror_report(QERR_SET_PASSWD_FAILED);
955 return -1;
956 }
957
958 return 0;
959 }
960
961 static void change_vnc_password_cb(Monitor *mon, const char *password,
962 void *opaque)
963 {
964 change_vnc_password(password);
965 monitor_read_command(mon, 1);
966 }
967
968 static int do_change_vnc(Monitor *mon, const char *target, const char *arg)
969 {
970 if (strcmp(target, "passwd") == 0 ||
971 strcmp(target, "password") == 0) {
972 if (arg) {
973 char password[9];
974 strncpy(password, arg, sizeof(password));
975 password[sizeof(password) - 1] = '\0';
976 return change_vnc_password(password);
977 } else {
978 return monitor_read_password(mon, change_vnc_password_cb, NULL);
979 }
980 } else {
981 if (vnc_display_open(NULL, target) < 0) {
982 qerror_report(QERR_VNC_SERVER_FAILED, target);
983 return -1;
984 }
985 }
986
987 return 0;
988 }
989
990 /**
991 * do_change(): Change a removable medium, or VNC configuration
992 */
993 static int do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
994 {
995 const char *device = qdict_get_str(qdict, "device");
996 const char *target = qdict_get_str(qdict, "target");
997 const char *arg = qdict_get_try_str(qdict, "arg");
998 int ret;
999
1000 if (strcmp(device, "vnc") == 0) {
1001 ret = do_change_vnc(mon, target, arg);
1002 } else {
1003 ret = do_change_block(mon, device, target, arg);
1004 }
1005
1006 return ret;
1007 }
1008
1009 static int do_screen_dump(Monitor *mon, const QDict *qdict, QObject **ret_data)
1010 {
1011 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
1012 return 0;
1013 }
1014
1015 static void do_logfile(Monitor *mon, const QDict *qdict)
1016 {
1017 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
1018 }
1019
1020 static void do_log(Monitor *mon, const QDict *qdict)
1021 {
1022 int mask;
1023 const char *items = qdict_get_str(qdict, "items");
1024
1025 if (!strcmp(items, "none")) {
1026 mask = 0;
1027 } else {
1028 mask = cpu_str_to_log_mask(items);
1029 if (!mask) {
1030 help_cmd(mon, "log");
1031 return;
1032 }
1033 }
1034 cpu_set_log(mask);
1035 }
1036
1037 static void do_singlestep(Monitor *mon, const QDict *qdict)
1038 {
1039 const char *option = qdict_get_try_str(qdict, "option");
1040 if (!option || !strcmp(option, "on")) {
1041 singlestep = 1;
1042 } else if (!strcmp(option, "off")) {
1043 singlestep = 0;
1044 } else {
1045 monitor_printf(mon, "unexpected option %s\n", option);
1046 }
1047 }
1048
1049 /**
1050 * do_stop(): Stop VM execution
1051 */
1052 static int do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1053 {
1054 vm_stop(EXCP_INTERRUPT);
1055 return 0;
1056 }
1057
1058 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1059
1060 struct bdrv_iterate_context {
1061 Monitor *mon;
1062 int err;
1063 };
1064
1065 /**
1066 * do_cont(): Resume emulation.
1067 */
1068 static int do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1069 {
1070 struct bdrv_iterate_context context = { mon, 0 };
1071
1072 bdrv_iterate(encrypted_bdrv_it, &context);
1073 /* only resume the vm if all keys are set and valid */
1074 if (!context.err) {
1075 vm_start();
1076 return 0;
1077 } else {
1078 return -1;
1079 }
1080 }
1081
1082 static void bdrv_key_cb(void *opaque, int err)
1083 {
1084 Monitor *mon = opaque;
1085
1086 /* another key was set successfully, retry to continue */
1087 if (!err)
1088 do_cont(mon, NULL, NULL);
1089 }
1090
1091 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1092 {
1093 struct bdrv_iterate_context *context = opaque;
1094
1095 if (!context->err && bdrv_key_required(bs)) {
1096 context->err = -EBUSY;
1097 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1098 context->mon);
1099 }
1100 }
1101
1102 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1103 {
1104 const char *device = qdict_get_try_str(qdict, "device");
1105 if (!device)
1106 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1107 if (gdbserver_start(device) < 0) {
1108 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1109 device);
1110 } else if (strcmp(device, "none") == 0) {
1111 monitor_printf(mon, "Disabled gdbserver\n");
1112 } else {
1113 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1114 device);
1115 }
1116 }
1117
1118 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1119 {
1120 const char *action = qdict_get_str(qdict, "action");
1121 if (select_watchdog_action(action) == -1) {
1122 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1123 }
1124 }
1125
1126 static void monitor_printc(Monitor *mon, int c)
1127 {
1128 monitor_printf(mon, "'");
1129 switch(c) {
1130 case '\'':
1131 monitor_printf(mon, "\\'");
1132 break;
1133 case '\\':
1134 monitor_printf(mon, "\\\\");
1135 break;
1136 case '\n':
1137 monitor_printf(mon, "\\n");
1138 break;
1139 case '\r':
1140 monitor_printf(mon, "\\r");
1141 break;
1142 default:
1143 if (c >= 32 && c <= 126) {
1144 monitor_printf(mon, "%c", c);
1145 } else {
1146 monitor_printf(mon, "\\x%02x", c);
1147 }
1148 break;
1149 }
1150 monitor_printf(mon, "'");
1151 }
1152
1153 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1154 target_phys_addr_t addr, int is_physical)
1155 {
1156 CPUState *env;
1157 int l, line_size, i, max_digits, len;
1158 uint8_t buf[16];
1159 uint64_t v;
1160
1161 if (format == 'i') {
1162 int flags;
1163 flags = 0;
1164 env = mon_get_cpu();
1165 #ifdef TARGET_I386
1166 if (wsize == 2) {
1167 flags = 1;
1168 } else if (wsize == 4) {
1169 flags = 0;
1170 } else {
1171 /* as default we use the current CS size */
1172 flags = 0;
1173 if (env) {
1174 #ifdef TARGET_X86_64
1175 if ((env->efer & MSR_EFER_LMA) &&
1176 (env->segs[R_CS].flags & DESC_L_MASK))
1177 flags = 2;
1178 else
1179 #endif
1180 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1181 flags = 1;
1182 }
1183 }
1184 #endif
1185 monitor_disas(mon, env, addr, count, is_physical, flags);
1186 return;
1187 }
1188
1189 len = wsize * count;
1190 if (wsize == 1)
1191 line_size = 8;
1192 else
1193 line_size = 16;
1194 max_digits = 0;
1195
1196 switch(format) {
1197 case 'o':
1198 max_digits = (wsize * 8 + 2) / 3;
1199 break;
1200 default:
1201 case 'x':
1202 max_digits = (wsize * 8) / 4;
1203 break;
1204 case 'u':
1205 case 'd':
1206 max_digits = (wsize * 8 * 10 + 32) / 33;
1207 break;
1208 case 'c':
1209 wsize = 1;
1210 break;
1211 }
1212
1213 while (len > 0) {
1214 if (is_physical)
1215 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1216 else
1217 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1218 l = len;
1219 if (l > line_size)
1220 l = line_size;
1221 if (is_physical) {
1222 cpu_physical_memory_rw(addr, buf, l, 0);
1223 } else {
1224 env = mon_get_cpu();
1225 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1226 monitor_printf(mon, " Cannot access memory\n");
1227 break;
1228 }
1229 }
1230 i = 0;
1231 while (i < l) {
1232 switch(wsize) {
1233 default:
1234 case 1:
1235 v = ldub_raw(buf + i);
1236 break;
1237 case 2:
1238 v = lduw_raw(buf + i);
1239 break;
1240 case 4:
1241 v = (uint32_t)ldl_raw(buf + i);
1242 break;
1243 case 8:
1244 v = ldq_raw(buf + i);
1245 break;
1246 }
1247 monitor_printf(mon, " ");
1248 switch(format) {
1249 case 'o':
1250 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1251 break;
1252 case 'x':
1253 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1254 break;
1255 case 'u':
1256 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1257 break;
1258 case 'd':
1259 monitor_printf(mon, "%*" PRId64, max_digits, v);
1260 break;
1261 case 'c':
1262 monitor_printc(mon, v);
1263 break;
1264 }
1265 i += wsize;
1266 }
1267 monitor_printf(mon, "\n");
1268 addr += l;
1269 len -= l;
1270 }
1271 }
1272
1273 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1274 {
1275 int count = qdict_get_int(qdict, "count");
1276 int format = qdict_get_int(qdict, "format");
1277 int size = qdict_get_int(qdict, "size");
1278 target_long addr = qdict_get_int(qdict, "addr");
1279
1280 memory_dump(mon, count, format, size, addr, 0);
1281 }
1282
1283 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1284 {
1285 int count = qdict_get_int(qdict, "count");
1286 int format = qdict_get_int(qdict, "format");
1287 int size = qdict_get_int(qdict, "size");
1288 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1289
1290 memory_dump(mon, count, format, size, addr, 1);
1291 }
1292
1293 static void do_print(Monitor *mon, const QDict *qdict)
1294 {
1295 int format = qdict_get_int(qdict, "format");
1296 target_phys_addr_t val = qdict_get_int(qdict, "val");
1297
1298 #if TARGET_PHYS_ADDR_BITS == 32
1299 switch(format) {
1300 case 'o':
1301 monitor_printf(mon, "%#o", val);
1302 break;
1303 case 'x':
1304 monitor_printf(mon, "%#x", val);
1305 break;
1306 case 'u':
1307 monitor_printf(mon, "%u", val);
1308 break;
1309 default:
1310 case 'd':
1311 monitor_printf(mon, "%d", val);
1312 break;
1313 case 'c':
1314 monitor_printc(mon, val);
1315 break;
1316 }
1317 #else
1318 switch(format) {
1319 case 'o':
1320 monitor_printf(mon, "%#" PRIo64, val);
1321 break;
1322 case 'x':
1323 monitor_printf(mon, "%#" PRIx64, val);
1324 break;
1325 case 'u':
1326 monitor_printf(mon, "%" PRIu64, val);
1327 break;
1328 default:
1329 case 'd':
1330 monitor_printf(mon, "%" PRId64, val);
1331 break;
1332 case 'c':
1333 monitor_printc(mon, val);
1334 break;
1335 }
1336 #endif
1337 monitor_printf(mon, "\n");
1338 }
1339
1340 static int do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1341 {
1342 FILE *f;
1343 uint32_t size = qdict_get_int(qdict, "size");
1344 const char *filename = qdict_get_str(qdict, "filename");
1345 target_long addr = qdict_get_int(qdict, "val");
1346 uint32_t l;
1347 CPUState *env;
1348 uint8_t buf[1024];
1349 int ret = -1;
1350
1351 env = mon_get_cpu();
1352
1353 f = fopen(filename, "wb");
1354 if (!f) {
1355 qerror_report(QERR_OPEN_FILE_FAILED, filename);
1356 return -1;
1357 }
1358 while (size != 0) {
1359 l = sizeof(buf);
1360 if (l > size)
1361 l = size;
1362 cpu_memory_rw_debug(env, addr, buf, l, 0);
1363 if (fwrite(buf, 1, l, f) != l) {
1364 monitor_printf(mon, "fwrite() error in do_memory_save\n");
1365 goto exit;
1366 }
1367 addr += l;
1368 size -= l;
1369 }
1370
1371 ret = 0;
1372
1373 exit:
1374 fclose(f);
1375 return ret;
1376 }
1377
1378 static int do_physical_memory_save(Monitor *mon, const QDict *qdict,
1379 QObject **ret_data)
1380 {
1381 FILE *f;
1382 uint32_t l;
1383 uint8_t buf[1024];
1384 uint32_t size = qdict_get_int(qdict, "size");
1385 const char *filename = qdict_get_str(qdict, "filename");
1386 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1387 int ret = -1;
1388
1389 f = fopen(filename, "wb");
1390 if (!f) {
1391 qerror_report(QERR_OPEN_FILE_FAILED, filename);
1392 return -1;
1393 }
1394 while (size != 0) {
1395 l = sizeof(buf);
1396 if (l > size)
1397 l = size;
1398 cpu_physical_memory_rw(addr, buf, l, 0);
1399 if (fwrite(buf, 1, l, f) != l) {
1400 monitor_printf(mon, "fwrite() error in do_physical_memory_save\n");
1401 goto exit;
1402 }
1403 fflush(f);
1404 addr += l;
1405 size -= l;
1406 }
1407
1408 ret = 0;
1409
1410 exit:
1411 fclose(f);
1412 return ret;
1413 }
1414
1415 static void do_sum(Monitor *mon, const QDict *qdict)
1416 {
1417 uint32_t addr;
1418 uint8_t buf[1];
1419 uint16_t sum;
1420 uint32_t start = qdict_get_int(qdict, "start");
1421 uint32_t size = qdict_get_int(qdict, "size");
1422
1423 sum = 0;
1424 for(addr = start; addr < (start + size); addr++) {
1425 cpu_physical_memory_rw(addr, buf, 1, 0);
1426 /* BSD sum algorithm ('sum' Unix command) */
1427 sum = (sum >> 1) | (sum << 15);
1428 sum += buf[0];
1429 }
1430 monitor_printf(mon, "%05d\n", sum);
1431 }
1432
1433 typedef struct {
1434 int keycode;
1435 const char *name;
1436 } KeyDef;
1437
1438 static const KeyDef key_defs[] = {
1439 { 0x2a, "shift" },
1440 { 0x36, "shift_r" },
1441
1442 { 0x38, "alt" },
1443 { 0xb8, "alt_r" },
1444 { 0x64, "altgr" },
1445 { 0xe4, "altgr_r" },
1446 { 0x1d, "ctrl" },
1447 { 0x9d, "ctrl_r" },
1448
1449 { 0xdd, "menu" },
1450
1451 { 0x01, "esc" },
1452
1453 { 0x02, "1" },
1454 { 0x03, "2" },
1455 { 0x04, "3" },
1456 { 0x05, "4" },
1457 { 0x06, "5" },
1458 { 0x07, "6" },
1459 { 0x08, "7" },
1460 { 0x09, "8" },
1461 { 0x0a, "9" },
1462 { 0x0b, "0" },
1463 { 0x0c, "minus" },
1464 { 0x0d, "equal" },
1465 { 0x0e, "backspace" },
1466
1467 { 0x0f, "tab" },
1468 { 0x10, "q" },
1469 { 0x11, "w" },
1470 { 0x12, "e" },
1471 { 0x13, "r" },
1472 { 0x14, "t" },
1473 { 0x15, "y" },
1474 { 0x16, "u" },
1475 { 0x17, "i" },
1476 { 0x18, "o" },
1477 { 0x19, "p" },
1478
1479 { 0x1c, "ret" },
1480
1481 { 0x1e, "a" },
1482 { 0x1f, "s" },
1483 { 0x20, "d" },
1484 { 0x21, "f" },
1485 { 0x22, "g" },
1486 { 0x23, "h" },
1487 { 0x24, "j" },
1488 { 0x25, "k" },
1489 { 0x26, "l" },
1490
1491 { 0x2c, "z" },
1492 { 0x2d, "x" },
1493 { 0x2e, "c" },
1494 { 0x2f, "v" },
1495 { 0x30, "b" },
1496 { 0x31, "n" },
1497 { 0x32, "m" },
1498 { 0x33, "comma" },
1499 { 0x34, "dot" },
1500 { 0x35, "slash" },
1501
1502 { 0x37, "asterisk" },
1503
1504 { 0x39, "spc" },
1505 { 0x3a, "caps_lock" },
1506 { 0x3b, "f1" },
1507 { 0x3c, "f2" },
1508 { 0x3d, "f3" },
1509 { 0x3e, "f4" },
1510 { 0x3f, "f5" },
1511 { 0x40, "f6" },
1512 { 0x41, "f7" },
1513 { 0x42, "f8" },
1514 { 0x43, "f9" },
1515 { 0x44, "f10" },
1516 { 0x45, "num_lock" },
1517 { 0x46, "scroll_lock" },
1518
1519 { 0xb5, "kp_divide" },
1520 { 0x37, "kp_multiply" },
1521 { 0x4a, "kp_subtract" },
1522 { 0x4e, "kp_add" },
1523 { 0x9c, "kp_enter" },
1524 { 0x53, "kp_decimal" },
1525 { 0x54, "sysrq" },
1526
1527 { 0x52, "kp_0" },
1528 { 0x4f, "kp_1" },
1529 { 0x50, "kp_2" },
1530 { 0x51, "kp_3" },
1531 { 0x4b, "kp_4" },
1532 { 0x4c, "kp_5" },
1533 { 0x4d, "kp_6" },
1534 { 0x47, "kp_7" },
1535 { 0x48, "kp_8" },
1536 { 0x49, "kp_9" },
1537
1538 { 0x56, "<" },
1539
1540 { 0x57, "f11" },
1541 { 0x58, "f12" },
1542
1543 { 0xb7, "print" },
1544
1545 { 0xc7, "home" },
1546 { 0xc9, "pgup" },
1547 { 0xd1, "pgdn" },
1548 { 0xcf, "end" },
1549
1550 { 0xcb, "left" },
1551 { 0xc8, "up" },
1552 { 0xd0, "down" },
1553 { 0xcd, "right" },
1554
1555 { 0xd2, "insert" },
1556 { 0xd3, "delete" },
1557 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1558 { 0xf0, "stop" },
1559 { 0xf1, "again" },
1560 { 0xf2, "props" },
1561 { 0xf3, "undo" },
1562 { 0xf4, "front" },
1563 { 0xf5, "copy" },
1564 { 0xf6, "open" },
1565 { 0xf7, "paste" },
1566 { 0xf8, "find" },
1567 { 0xf9, "cut" },
1568 { 0xfa, "lf" },
1569 { 0xfb, "help" },
1570 { 0xfc, "meta_l" },
1571 { 0xfd, "meta_r" },
1572 { 0xfe, "compose" },
1573 #endif
1574 { 0, NULL },
1575 };
1576
1577 static int get_keycode(const char *key)
1578 {
1579 const KeyDef *p;
1580 char *endp;
1581 int ret;
1582
1583 for(p = key_defs; p->name != NULL; p++) {
1584 if (!strcmp(key, p->name))
1585 return p->keycode;
1586 }
1587 if (strstart(key, "0x", NULL)) {
1588 ret = strtoul(key, &endp, 0);
1589 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1590 return ret;
1591 }
1592 return -1;
1593 }
1594
1595 #define MAX_KEYCODES 16
1596 static uint8_t keycodes[MAX_KEYCODES];
1597 static int nb_pending_keycodes;
1598 static QEMUTimer *key_timer;
1599
1600 static void release_keys(void *opaque)
1601 {
1602 int keycode;
1603
1604 while (nb_pending_keycodes > 0) {
1605 nb_pending_keycodes--;
1606 keycode = keycodes[nb_pending_keycodes];
1607 if (keycode & 0x80)
1608 kbd_put_keycode(0xe0);
1609 kbd_put_keycode(keycode | 0x80);
1610 }
1611 }
1612
1613 static void do_sendkey(Monitor *mon, const QDict *qdict)
1614 {
1615 char keyname_buf[16];
1616 char *separator;
1617 int keyname_len, keycode, i;
1618 const char *string = qdict_get_str(qdict, "string");
1619 int has_hold_time = qdict_haskey(qdict, "hold_time");
1620 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1621
1622 if (nb_pending_keycodes > 0) {
1623 qemu_del_timer(key_timer);
1624 release_keys(NULL);
1625 }
1626 if (!has_hold_time)
1627 hold_time = 100;
1628 i = 0;
1629 while (1) {
1630 separator = strchr(string, '-');
1631 keyname_len = separator ? separator - string : strlen(string);
1632 if (keyname_len > 0) {
1633 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1634 if (keyname_len > sizeof(keyname_buf) - 1) {
1635 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1636 return;
1637 }
1638 if (i == MAX_KEYCODES) {
1639 monitor_printf(mon, "too many keys\n");
1640 return;
1641 }
1642 keyname_buf[keyname_len] = 0;
1643 keycode = get_keycode(keyname_buf);
1644 if (keycode < 0) {
1645 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1646 return;
1647 }
1648 keycodes[i++] = keycode;
1649 }
1650 if (!separator)
1651 break;
1652 string = separator + 1;
1653 }
1654 nb_pending_keycodes = i;
1655 /* key down events */
1656 for (i = 0; i < nb_pending_keycodes; i++) {
1657 keycode = keycodes[i];
1658 if (keycode & 0x80)
1659 kbd_put_keycode(0xe0);
1660 kbd_put_keycode(keycode & 0x7f);
1661 }
1662 /* delayed key up events */
1663 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1664 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1665 }
1666
1667 static int mouse_button_state;
1668
1669 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1670 {
1671 int dx, dy, dz;
1672 const char *dx_str = qdict_get_str(qdict, "dx_str");
1673 const char *dy_str = qdict_get_str(qdict, "dy_str");
1674 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1675 dx = strtol(dx_str, NULL, 0);
1676 dy = strtol(dy_str, NULL, 0);
1677 dz = 0;
1678 if (dz_str)
1679 dz = strtol(dz_str, NULL, 0);
1680 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1681 }
1682
1683 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1684 {
1685 int button_state = qdict_get_int(qdict, "button_state");
1686 mouse_button_state = button_state;
1687 kbd_mouse_event(0, 0, 0, mouse_button_state);
1688 }
1689
1690 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1691 {
1692 int size = qdict_get_int(qdict, "size");
1693 int addr = qdict_get_int(qdict, "addr");
1694 int has_index = qdict_haskey(qdict, "index");
1695 uint32_t val;
1696 int suffix;
1697
1698 if (has_index) {
1699 int index = qdict_get_int(qdict, "index");
1700 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1701 addr++;
1702 }
1703 addr &= 0xffff;
1704
1705 switch(size) {
1706 default:
1707 case 1:
1708 val = cpu_inb(addr);
1709 suffix = 'b';
1710 break;
1711 case 2:
1712 val = cpu_inw(addr);
1713 suffix = 'w';
1714 break;
1715 case 4:
1716 val = cpu_inl(addr);
1717 suffix = 'l';
1718 break;
1719 }
1720 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1721 suffix, addr, size * 2, val);
1722 }
1723
1724 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1725 {
1726 int size = qdict_get_int(qdict, "size");
1727 int addr = qdict_get_int(qdict, "addr");
1728 int val = qdict_get_int(qdict, "val");
1729
1730 addr &= IOPORTS_MASK;
1731
1732 switch (size) {
1733 default:
1734 case 1:
1735 cpu_outb(addr, val);
1736 break;
1737 case 2:
1738 cpu_outw(addr, val);
1739 break;
1740 case 4:
1741 cpu_outl(addr, val);
1742 break;
1743 }
1744 }
1745
1746 static void do_boot_set(Monitor *mon, const QDict *qdict)
1747 {
1748 int res;
1749 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1750
1751 res = qemu_boot_set(bootdevice);
1752 if (res == 0) {
1753 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1754 } else if (res > 0) {
1755 monitor_printf(mon, "setting boot device list failed\n");
1756 } else {
1757 monitor_printf(mon, "no function defined to set boot device list for "
1758 "this architecture\n");
1759 }
1760 }
1761
1762 /**
1763 * do_system_reset(): Issue a machine reset
1764 */
1765 static int do_system_reset(Monitor *mon, const QDict *qdict,
1766 QObject **ret_data)
1767 {
1768 qemu_system_reset_request();
1769 return 0;
1770 }
1771
1772 /**
1773 * do_system_powerdown(): Issue a machine powerdown
1774 */
1775 static int do_system_powerdown(Monitor *mon, const QDict *qdict,
1776 QObject **ret_data)
1777 {
1778 qemu_system_powerdown_request();
1779 return 0;
1780 }
1781
1782 #if defined(TARGET_I386)
1783 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1784 {
1785 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1786 addr,
1787 pte & mask,
1788 pte & PG_GLOBAL_MASK ? 'G' : '-',
1789 pte & PG_PSE_MASK ? 'P' : '-',
1790 pte & PG_DIRTY_MASK ? 'D' : '-',
1791 pte & PG_ACCESSED_MASK ? 'A' : '-',
1792 pte & PG_PCD_MASK ? 'C' : '-',
1793 pte & PG_PWT_MASK ? 'T' : '-',
1794 pte & PG_USER_MASK ? 'U' : '-',
1795 pte & PG_RW_MASK ? 'W' : '-');
1796 }
1797
1798 static void tlb_info(Monitor *mon)
1799 {
1800 CPUState *env;
1801 int l1, l2;
1802 uint32_t pgd, pde, pte;
1803
1804 env = mon_get_cpu();
1805
1806 if (!(env->cr[0] & CR0_PG_MASK)) {
1807 monitor_printf(mon, "PG disabled\n");
1808 return;
1809 }
1810 pgd = env->cr[3] & ~0xfff;
1811 for(l1 = 0; l1 < 1024; l1++) {
1812 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1813 pde = le32_to_cpu(pde);
1814 if (pde & PG_PRESENT_MASK) {
1815 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1816 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
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 if (pte & PG_PRESENT_MASK) {
1823 print_pte(mon, (l1 << 22) + (l2 << 12),
1824 pte & ~PG_PSE_MASK,
1825 ~0xfff);
1826 }
1827 }
1828 }
1829 }
1830 }
1831 }
1832
1833 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1834 uint32_t end, int prot)
1835 {
1836 int prot1;
1837 prot1 = *plast_prot;
1838 if (prot != prot1) {
1839 if (*pstart != -1) {
1840 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1841 *pstart, end, end - *pstart,
1842 prot1 & PG_USER_MASK ? 'u' : '-',
1843 'r',
1844 prot1 & PG_RW_MASK ? 'w' : '-');
1845 }
1846 if (prot != 0)
1847 *pstart = end;
1848 else
1849 *pstart = -1;
1850 *plast_prot = prot;
1851 }
1852 }
1853
1854 static void mem_info(Monitor *mon)
1855 {
1856 CPUState *env;
1857 int l1, l2, prot, last_prot;
1858 uint32_t pgd, pde, pte, start, end;
1859
1860 env = mon_get_cpu();
1861
1862 if (!(env->cr[0] & CR0_PG_MASK)) {
1863 monitor_printf(mon, "PG disabled\n");
1864 return;
1865 }
1866 pgd = env->cr[3] & ~0xfff;
1867 last_prot = 0;
1868 start = -1;
1869 for(l1 = 0; l1 < 1024; l1++) {
1870 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1871 pde = le32_to_cpu(pde);
1872 end = l1 << 22;
1873 if (pde & PG_PRESENT_MASK) {
1874 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1875 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1876 mem_print(mon, &start, &last_prot, end, prot);
1877 } else {
1878 for(l2 = 0; l2 < 1024; l2++) {
1879 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1880 (uint8_t *)&pte, 4);
1881 pte = le32_to_cpu(pte);
1882 end = (l1 << 22) + (l2 << 12);
1883 if (pte & PG_PRESENT_MASK) {
1884 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1885 } else {
1886 prot = 0;
1887 }
1888 mem_print(mon, &start, &last_prot, end, prot);
1889 }
1890 }
1891 } else {
1892 prot = 0;
1893 mem_print(mon, &start, &last_prot, end, prot);
1894 }
1895 }
1896 }
1897 #endif
1898
1899 #if defined(TARGET_SH4)
1900
1901 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1902 {
1903 monitor_printf(mon, " tlb%i:\t"
1904 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1905 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1906 "dirty=%hhu writethrough=%hhu\n",
1907 idx,
1908 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1909 tlb->v, tlb->sh, tlb->c, tlb->pr,
1910 tlb->d, tlb->wt);
1911 }
1912
1913 static void tlb_info(Monitor *mon)
1914 {
1915 CPUState *env = mon_get_cpu();
1916 int i;
1917
1918 monitor_printf (mon, "ITLB:\n");
1919 for (i = 0 ; i < ITLB_SIZE ; i++)
1920 print_tlb (mon, i, &env->itlb[i]);
1921 monitor_printf (mon, "UTLB:\n");
1922 for (i = 0 ; i < UTLB_SIZE ; i++)
1923 print_tlb (mon, i, &env->utlb[i]);
1924 }
1925
1926 #endif
1927
1928 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1929 {
1930 QDict *qdict;
1931
1932 qdict = qobject_to_qdict(data);
1933
1934 monitor_printf(mon, "kvm support: ");
1935 if (qdict_get_bool(qdict, "present")) {
1936 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1937 "enabled" : "disabled");
1938 } else {
1939 monitor_printf(mon, "not compiled\n");
1940 }
1941 }
1942
1943 static void do_info_kvm(Monitor *mon, QObject **ret_data)
1944 {
1945 #ifdef CONFIG_KVM
1946 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
1947 kvm_enabled());
1948 #else
1949 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
1950 #endif
1951 }
1952
1953 static void do_info_numa(Monitor *mon)
1954 {
1955 int i;
1956 CPUState *env;
1957
1958 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1959 for (i = 0; i < nb_numa_nodes; i++) {
1960 monitor_printf(mon, "node %d cpus:", i);
1961 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1962 if (env->numa_node == i) {
1963 monitor_printf(mon, " %d", env->cpu_index);
1964 }
1965 }
1966 monitor_printf(mon, "\n");
1967 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1968 node_mem[i] >> 20);
1969 }
1970 }
1971
1972 #ifdef CONFIG_PROFILER
1973
1974 int64_t qemu_time;
1975 int64_t dev_time;
1976
1977 static void do_info_profile(Monitor *mon)
1978 {
1979 int64_t total;
1980 total = qemu_time;
1981 if (total == 0)
1982 total = 1;
1983 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1984 dev_time, dev_time / (double)get_ticks_per_sec());
1985 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1986 qemu_time, qemu_time / (double)get_ticks_per_sec());
1987 qemu_time = 0;
1988 dev_time = 0;
1989 }
1990 #else
1991 static void do_info_profile(Monitor *mon)
1992 {
1993 monitor_printf(mon, "Internal profiler not compiled\n");
1994 }
1995 #endif
1996
1997 /* Capture support */
1998 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1999
2000 static void do_info_capture(Monitor *mon)
2001 {
2002 int i;
2003 CaptureState *s;
2004
2005 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2006 monitor_printf(mon, "[%d]: ", i);
2007 s->ops.info (s->opaque);
2008 }
2009 }
2010
2011 #ifdef HAS_AUDIO
2012 static void do_stop_capture(Monitor *mon, const QDict *qdict)
2013 {
2014 int i;
2015 int n = qdict_get_int(qdict, "n");
2016 CaptureState *s;
2017
2018 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2019 if (i == n) {
2020 s->ops.destroy (s->opaque);
2021 QLIST_REMOVE (s, entries);
2022 qemu_free (s);
2023 return;
2024 }
2025 }
2026 }
2027
2028 static void do_wav_capture(Monitor *mon, const QDict *qdict)
2029 {
2030 const char *path = qdict_get_str(qdict, "path");
2031 int has_freq = qdict_haskey(qdict, "freq");
2032 int freq = qdict_get_try_int(qdict, "freq", -1);
2033 int has_bits = qdict_haskey(qdict, "bits");
2034 int bits = qdict_get_try_int(qdict, "bits", -1);
2035 int has_channels = qdict_haskey(qdict, "nchannels");
2036 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
2037 CaptureState *s;
2038
2039 s = qemu_mallocz (sizeof (*s));
2040
2041 freq = has_freq ? freq : 44100;
2042 bits = has_bits ? bits : 16;
2043 nchannels = has_channels ? nchannels : 2;
2044
2045 if (wav_start_capture (s, path, freq, bits, nchannels)) {
2046 monitor_printf(mon, "Faied to add wave capture\n");
2047 qemu_free (s);
2048 }
2049 QLIST_INSERT_HEAD (&capture_head, s, entries);
2050 }
2051 #endif
2052
2053 #if defined(TARGET_I386)
2054 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2055 {
2056 CPUState *env;
2057 int cpu_index = qdict_get_int(qdict, "cpu_index");
2058
2059 for (env = first_cpu; env != NULL; env = env->next_cpu)
2060 if (env->cpu_index == cpu_index) {
2061 if (kvm_enabled())
2062 kvm_inject_interrupt(env, CPU_INTERRUPT_NMI);
2063 else
2064 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2065 break;
2066 }
2067 }
2068 #endif
2069
2070 static void do_info_status_print(Monitor *mon, const QObject *data)
2071 {
2072 QDict *qdict;
2073
2074 qdict = qobject_to_qdict(data);
2075
2076 monitor_printf(mon, "VM status: ");
2077 if (qdict_get_bool(qdict, "running")) {
2078 monitor_printf(mon, "running");
2079 if (qdict_get_bool(qdict, "singlestep")) {
2080 monitor_printf(mon, " (single step mode)");
2081 }
2082 } else {
2083 monitor_printf(mon, "paused");
2084 }
2085
2086 monitor_printf(mon, "\n");
2087 }
2088
2089 static void do_info_status(Monitor *mon, QObject **ret_data)
2090 {
2091 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2092 vm_running, singlestep);
2093 }
2094
2095 static qemu_acl *find_acl(Monitor *mon, const char *name)
2096 {
2097 qemu_acl *acl = qemu_acl_find(name);
2098
2099 if (!acl) {
2100 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2101 }
2102 return acl;
2103 }
2104
2105 static void do_acl_show(Monitor *mon, const QDict *qdict)
2106 {
2107 const char *aclname = qdict_get_str(qdict, "aclname");
2108 qemu_acl *acl = find_acl(mon, aclname);
2109 qemu_acl_entry *entry;
2110 int i = 0;
2111
2112 if (acl) {
2113 monitor_printf(mon, "policy: %s\n",
2114 acl->defaultDeny ? "deny" : "allow");
2115 QTAILQ_FOREACH(entry, &acl->entries, next) {
2116 i++;
2117 monitor_printf(mon, "%d: %s %s\n", i,
2118 entry->deny ? "deny" : "allow", entry->match);
2119 }
2120 }
2121 }
2122
2123 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2124 {
2125 const char *aclname = qdict_get_str(qdict, "aclname");
2126 qemu_acl *acl = find_acl(mon, aclname);
2127
2128 if (acl) {
2129 qemu_acl_reset(acl);
2130 monitor_printf(mon, "acl: removed all rules\n");
2131 }
2132 }
2133
2134 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2135 {
2136 const char *aclname = qdict_get_str(qdict, "aclname");
2137 const char *policy = qdict_get_str(qdict, "policy");
2138 qemu_acl *acl = find_acl(mon, aclname);
2139
2140 if (acl) {
2141 if (strcmp(policy, "allow") == 0) {
2142 acl->defaultDeny = 0;
2143 monitor_printf(mon, "acl: policy set to 'allow'\n");
2144 } else if (strcmp(policy, "deny") == 0) {
2145 acl->defaultDeny = 1;
2146 monitor_printf(mon, "acl: policy set to 'deny'\n");
2147 } else {
2148 monitor_printf(mon, "acl: unknown policy '%s', "
2149 "expected 'deny' or 'allow'\n", policy);
2150 }
2151 }
2152 }
2153
2154 static void do_acl_add(Monitor *mon, const QDict *qdict)
2155 {
2156 const char *aclname = qdict_get_str(qdict, "aclname");
2157 const char *match = qdict_get_str(qdict, "match");
2158 const char *policy = qdict_get_str(qdict, "policy");
2159 int has_index = qdict_haskey(qdict, "index");
2160 int index = qdict_get_try_int(qdict, "index", -1);
2161 qemu_acl *acl = find_acl(mon, aclname);
2162 int deny, ret;
2163
2164 if (acl) {
2165 if (strcmp(policy, "allow") == 0) {
2166 deny = 0;
2167 } else if (strcmp(policy, "deny") == 0) {
2168 deny = 1;
2169 } else {
2170 monitor_printf(mon, "acl: unknown policy '%s', "
2171 "expected 'deny' or 'allow'\n", policy);
2172 return;
2173 }
2174 if (has_index)
2175 ret = qemu_acl_insert(acl, deny, match, index);
2176 else
2177 ret = qemu_acl_append(acl, deny, match);
2178 if (ret < 0)
2179 monitor_printf(mon, "acl: unable to add acl entry\n");
2180 else
2181 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2182 }
2183 }
2184
2185 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2186 {
2187 const char *aclname = qdict_get_str(qdict, "aclname");
2188 const char *match = qdict_get_str(qdict, "match");
2189 qemu_acl *acl = find_acl(mon, aclname);
2190 int ret;
2191
2192 if (acl) {
2193 ret = qemu_acl_remove(acl, match);
2194 if (ret < 0)
2195 monitor_printf(mon, "acl: no matching acl entry\n");
2196 else
2197 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2198 }
2199 }
2200
2201 #if defined(TARGET_I386)
2202 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2203 {
2204 CPUState *cenv;
2205 int cpu_index = qdict_get_int(qdict, "cpu_index");
2206 int bank = qdict_get_int(qdict, "bank");
2207 uint64_t status = qdict_get_int(qdict, "status");
2208 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2209 uint64_t addr = qdict_get_int(qdict, "addr");
2210 uint64_t misc = qdict_get_int(qdict, "misc");
2211
2212 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2213 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2214 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2215 break;
2216 }
2217 }
2218 #endif
2219
2220 static int do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2221 {
2222 const char *fdname = qdict_get_str(qdict, "fdname");
2223 mon_fd_t *monfd;
2224 int fd;
2225
2226 fd = qemu_chr_get_msgfd(mon->chr);
2227 if (fd == -1) {
2228 qerror_report(QERR_FD_NOT_SUPPLIED);
2229 return -1;
2230 }
2231
2232 if (qemu_isdigit(fdname[0])) {
2233 qerror_report(QERR_INVALID_PARAMETER_VALUE, "fdname",
2234 "a name not starting with a digit");
2235 return -1;
2236 }
2237
2238 QLIST_FOREACH(monfd, &mon->fds, next) {
2239 if (strcmp(monfd->name, fdname) != 0) {
2240 continue;
2241 }
2242
2243 close(monfd->fd);
2244 monfd->fd = fd;
2245 return 0;
2246 }
2247
2248 monfd = qemu_mallocz(sizeof(mon_fd_t));
2249 monfd->name = qemu_strdup(fdname);
2250 monfd->fd = fd;
2251
2252 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2253 return 0;
2254 }
2255
2256 static int do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2257 {
2258 const char *fdname = qdict_get_str(qdict, "fdname");
2259 mon_fd_t *monfd;
2260
2261 QLIST_FOREACH(monfd, &mon->fds, next) {
2262 if (strcmp(monfd->name, fdname) != 0) {
2263 continue;
2264 }
2265
2266 QLIST_REMOVE(monfd, next);
2267 close(monfd->fd);
2268 qemu_free(monfd->name);
2269 qemu_free(monfd);
2270 return 0;
2271 }
2272
2273 qerror_report(QERR_FD_NOT_FOUND, fdname);
2274 return -1;
2275 }
2276
2277 static void do_loadvm(Monitor *mon, const QDict *qdict)
2278 {
2279 int saved_vm_running = vm_running;
2280 const char *name = qdict_get_str(qdict, "name");
2281
2282 vm_stop(0);
2283
2284 if (load_vmstate(name) >= 0 && saved_vm_running)
2285 vm_start();
2286 }
2287
2288 int monitor_get_fd(Monitor *mon, const char *fdname)
2289 {
2290 mon_fd_t *monfd;
2291
2292 QLIST_FOREACH(monfd, &mon->fds, next) {
2293 int fd;
2294
2295 if (strcmp(monfd->name, fdname) != 0) {
2296 continue;
2297 }
2298
2299 fd = monfd->fd;
2300
2301 /* caller takes ownership of fd */
2302 QLIST_REMOVE(monfd, next);
2303 qemu_free(monfd->name);
2304 qemu_free(monfd);
2305
2306 return fd;
2307 }
2308
2309 return -1;
2310 }
2311
2312 static const mon_cmd_t mon_cmds[] = {
2313 #include "qemu-monitor.h"
2314 { NULL, NULL, },
2315 };
2316
2317 /* Please update qemu-monitor.hx when adding or changing commands */
2318 static const mon_cmd_t info_cmds[] = {
2319 {
2320 .name = "version",
2321 .args_type = "",
2322 .params = "",
2323 .help = "show the version of QEMU",
2324 .user_print = do_info_version_print,
2325 .mhandler.info_new = do_info_version,
2326 },
2327 {
2328 .name = "commands",
2329 .args_type = "",
2330 .params = "",
2331 .help = "list QMP available commands",
2332 .user_print = monitor_user_noop,
2333 .mhandler.info_new = do_info_commands,
2334 },
2335 {
2336 .name = "network",
2337 .args_type = "",
2338 .params = "",
2339 .help = "show the network state",
2340 .mhandler.info = do_info_network,
2341 },
2342 {
2343 .name = "chardev",
2344 .args_type = "",
2345 .params = "",
2346 .help = "show the character devices",
2347 .user_print = qemu_chr_info_print,
2348 .mhandler.info_new = qemu_chr_info,
2349 },
2350 {
2351 .name = "block",
2352 .args_type = "",
2353 .params = "",
2354 .help = "show the block devices",
2355 .user_print = bdrv_info_print,
2356 .mhandler.info_new = bdrv_info,
2357 },
2358 {
2359 .name = "blockstats",
2360 .args_type = "",
2361 .params = "",
2362 .help = "show block device statistics",
2363 .user_print = bdrv_stats_print,
2364 .mhandler.info_new = bdrv_info_stats,
2365 },
2366 {
2367 .name = "registers",
2368 .args_type = "",
2369 .params = "",
2370 .help = "show the cpu registers",
2371 .mhandler.info = do_info_registers,
2372 },
2373 {
2374 .name = "cpus",
2375 .args_type = "",
2376 .params = "",
2377 .help = "show infos for each CPU",
2378 .user_print = monitor_print_cpus,
2379 .mhandler.info_new = do_info_cpus,
2380 },
2381 {
2382 .name = "history",
2383 .args_type = "",
2384 .params = "",
2385 .help = "show the command line history",
2386 .mhandler.info = do_info_history,
2387 },
2388 {
2389 .name = "irq",
2390 .args_type = "",
2391 .params = "",
2392 .help = "show the interrupts statistics (if available)",
2393 .mhandler.info = irq_info,
2394 },
2395 {
2396 .name = "pic",
2397 .args_type = "",
2398 .params = "",
2399 .help = "show i8259 (PIC) state",
2400 .mhandler.info = pic_info,
2401 },
2402 {
2403 .name = "pci",
2404 .args_type = "",
2405 .params = "",
2406 .help = "show PCI info",
2407 .user_print = do_pci_info_print,
2408 .mhandler.info_new = do_pci_info,
2409 },
2410 #if defined(TARGET_I386) || defined(TARGET_SH4)
2411 {
2412 .name = "tlb",
2413 .args_type = "",
2414 .params = "",
2415 .help = "show virtual to physical memory mappings",
2416 .mhandler.info = tlb_info,
2417 },
2418 #endif
2419 #if defined(TARGET_I386)
2420 {
2421 .name = "mem",
2422 .args_type = "",
2423 .params = "",
2424 .help = "show the active virtual memory mappings",
2425 .mhandler.info = mem_info,
2426 },
2427 #endif
2428 {
2429 .name = "jit",
2430 .args_type = "",
2431 .params = "",
2432 .help = "show dynamic compiler info",
2433 .mhandler.info = do_info_jit,
2434 },
2435 {
2436 .name = "kvm",
2437 .args_type = "",
2438 .params = "",
2439 .help = "show KVM information",
2440 .user_print = do_info_kvm_print,
2441 .mhandler.info_new = do_info_kvm,
2442 },
2443 {
2444 .name = "numa",
2445 .args_type = "",
2446 .params = "",
2447 .help = "show NUMA information",
2448 .mhandler.info = do_info_numa,
2449 },
2450 {
2451 .name = "usb",
2452 .args_type = "",
2453 .params = "",
2454 .help = "show guest USB devices",
2455 .mhandler.info = usb_info,
2456 },
2457 {
2458 .name = "usbhost",
2459 .args_type = "",
2460 .params = "",
2461 .help = "show host USB devices",
2462 .mhandler.info = usb_host_info,
2463 },
2464 {
2465 .name = "profile",
2466 .args_type = "",
2467 .params = "",
2468 .help = "show profiling information",
2469 .mhandler.info = do_info_profile,
2470 },
2471 {
2472 .name = "capture",
2473 .args_type = "",
2474 .params = "",
2475 .help = "show capture information",
2476 .mhandler.info = do_info_capture,
2477 },
2478 {
2479 .name = "snapshots",
2480 .args_type = "",
2481 .params = "",
2482 .help = "show the currently saved VM snapshots",
2483 .mhandler.info = do_info_snapshots,
2484 },
2485 {
2486 .name = "status",
2487 .args_type = "",
2488 .params = "",
2489 .help = "show the current VM status (running|paused)",
2490 .user_print = do_info_status_print,
2491 .mhandler.info_new = do_info_status,
2492 },
2493 {
2494 .name = "pcmcia",
2495 .args_type = "",
2496 .params = "",
2497 .help = "show guest PCMCIA status",
2498 .mhandler.info = pcmcia_info,
2499 },
2500 {
2501 .name = "mice",
2502 .args_type = "",
2503 .params = "",
2504 .help = "show which guest mouse is receiving events",
2505 .user_print = do_info_mice_print,
2506 .mhandler.info_new = do_info_mice,
2507 },
2508 {
2509 .name = "vnc",
2510 .args_type = "",
2511 .params = "",
2512 .help = "show the vnc server status",
2513 .user_print = do_info_vnc_print,
2514 .mhandler.info_new = do_info_vnc,
2515 },
2516 {
2517 .name = "name",
2518 .args_type = "",
2519 .params = "",
2520 .help = "show the current VM name",
2521 .user_print = do_info_name_print,
2522 .mhandler.info_new = do_info_name,
2523 },
2524 {
2525 .name = "uuid",
2526 .args_type = "",
2527 .params = "",
2528 .help = "show the current VM UUID",
2529 .user_print = do_info_uuid_print,
2530 .mhandler.info_new = do_info_uuid,
2531 },
2532 #if defined(TARGET_PPC)
2533 {
2534 .name = "cpustats",
2535 .args_type = "",
2536 .params = "",
2537 .help = "show CPU statistics",
2538 .mhandler.info = do_info_cpu_stats,
2539 },
2540 #endif
2541 #if defined(CONFIG_SLIRP)
2542 {
2543 .name = "usernet",
2544 .args_type = "",
2545 .params = "",
2546 .help = "show user network stack connection states",
2547 .mhandler.info = do_info_usernet,
2548 },
2549 #endif
2550 {
2551 .name = "migrate",
2552 .args_type = "",
2553 .params = "",
2554 .help = "show migration status",
2555 .user_print = do_info_migrate_print,
2556 .mhandler.info_new = do_info_migrate,
2557 },
2558 {
2559 .name = "balloon",
2560 .args_type = "",
2561 .params = "",
2562 .help = "show balloon information",
2563 .user_print = monitor_print_balloon,
2564 .mhandler.info_async = do_info_balloon,
2565 .async = 1,
2566 },
2567 {
2568 .name = "qtree",
2569 .args_type = "",
2570 .params = "",
2571 .help = "show device tree",
2572 .mhandler.info = do_info_qtree,
2573 },
2574 {
2575 .name = "qdm",
2576 .args_type = "",
2577 .params = "",
2578 .help = "show qdev device model list",
2579 .mhandler.info = do_info_qdm,
2580 },
2581 {
2582 .name = "roms",
2583 .args_type = "",
2584 .params = "",
2585 .help = "show roms",
2586 .mhandler.info = do_info_roms,
2587 },
2588 {
2589 .name = NULL,
2590 },
2591 };
2592
2593 /*******************************************************************/
2594
2595 static const char *pch;
2596 static jmp_buf expr_env;
2597
2598 #define MD_TLONG 0
2599 #define MD_I32 1
2600
2601 typedef struct MonitorDef {
2602 const char *name;
2603 int offset;
2604 target_long (*get_value)(const struct MonitorDef *md, int val);
2605 int type;
2606 } MonitorDef;
2607
2608 #if defined(TARGET_I386)
2609 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2610 {
2611 CPUState *env = mon_get_cpu();
2612 return env->eip + env->segs[R_CS].base;
2613 }
2614 #endif
2615
2616 #if defined(TARGET_PPC)
2617 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2618 {
2619 CPUState *env = mon_get_cpu();
2620 unsigned int u;
2621 int i;
2622
2623 u = 0;
2624 for (i = 0; i < 8; i++)
2625 u |= env->crf[i] << (32 - (4 * i));
2626
2627 return u;
2628 }
2629
2630 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2631 {
2632 CPUState *env = mon_get_cpu();
2633 return env->msr;
2634 }
2635
2636 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2637 {
2638 CPUState *env = mon_get_cpu();
2639 return env->xer;
2640 }
2641
2642 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2643 {
2644 CPUState *env = mon_get_cpu();
2645 return cpu_ppc_load_decr(env);
2646 }
2647
2648 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2649 {
2650 CPUState *env = mon_get_cpu();
2651 return cpu_ppc_load_tbu(env);
2652 }
2653
2654 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2655 {
2656 CPUState *env = mon_get_cpu();
2657 return cpu_ppc_load_tbl(env);
2658 }
2659 #endif
2660
2661 #if defined(TARGET_SPARC)
2662 #ifndef TARGET_SPARC64
2663 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2664 {
2665 CPUState *env = mon_get_cpu();
2666
2667 return cpu_get_psr(env);
2668 }
2669 #endif
2670
2671 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2672 {
2673 CPUState *env = mon_get_cpu();
2674 return env->regwptr[val];
2675 }
2676 #endif
2677
2678 static const MonitorDef monitor_defs[] = {
2679 #ifdef TARGET_I386
2680
2681 #define SEG(name, seg) \
2682 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2683 { name ".base", offsetof(CPUState, segs[seg].base) },\
2684 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2685
2686 { "eax", offsetof(CPUState, regs[0]) },
2687 { "ecx", offsetof(CPUState, regs[1]) },
2688 { "edx", offsetof(CPUState, regs[2]) },
2689 { "ebx", offsetof(CPUState, regs[3]) },
2690 { "esp|sp", offsetof(CPUState, regs[4]) },
2691 { "ebp|fp", offsetof(CPUState, regs[5]) },
2692 { "esi", offsetof(CPUState, regs[6]) },
2693 { "edi", offsetof(CPUState, regs[7]) },
2694 #ifdef TARGET_X86_64
2695 { "r8", offsetof(CPUState, regs[8]) },
2696 { "r9", offsetof(CPUState, regs[9]) },
2697 { "r10", offsetof(CPUState, regs[10]) },
2698 { "r11", offsetof(CPUState, regs[11]) },
2699 { "r12", offsetof(CPUState, regs[12]) },
2700 { "r13", offsetof(CPUState, regs[13]) },
2701 { "r14", offsetof(CPUState, regs[14]) },
2702 { "r15", offsetof(CPUState, regs[15]) },
2703 #endif
2704 { "eflags", offsetof(CPUState, eflags) },
2705 { "eip", offsetof(CPUState, eip) },
2706 SEG("cs", R_CS)
2707 SEG("ds", R_DS)
2708 SEG("es", R_ES)
2709 SEG("ss", R_SS)
2710 SEG("fs", R_FS)
2711 SEG("gs", R_GS)
2712 { "pc", 0, monitor_get_pc, },
2713 #elif defined(TARGET_PPC)
2714 /* General purpose registers */
2715 { "r0", offsetof(CPUState, gpr[0]) },
2716 { "r1", offsetof(CPUState, gpr[1]) },
2717 { "r2", offsetof(CPUState, gpr[2]) },
2718 { "r3", offsetof(CPUState, gpr[3]) },
2719 { "r4", offsetof(CPUState, gpr[4]) },
2720 { "r5", offsetof(CPUState, gpr[5]) },
2721 { "r6", offsetof(CPUState, gpr[6]) },
2722 { "r7", offsetof(CPUState, gpr[7]) },
2723 { "r8", offsetof(CPUState, gpr[8]) },
2724 { "r9", offsetof(CPUState, gpr[9]) },
2725 { "r10", offsetof(CPUState, gpr[10]) },
2726 { "r11", offsetof(CPUState, gpr[11]) },
2727 { "r12", offsetof(CPUState, gpr[12]) },
2728 { "r13", offsetof(CPUState, gpr[13]) },
2729 { "r14", offsetof(CPUState, gpr[14]) },
2730 { "r15", offsetof(CPUState, gpr[15]) },
2731 { "r16", offsetof(CPUState, gpr[16]) },
2732 { "r17", offsetof(CPUState, gpr[17]) },
2733 { "r18", offsetof(CPUState, gpr[18]) },
2734 { "r19", offsetof(CPUState, gpr[19]) },
2735 { "r20", offsetof(CPUState, gpr[20]) },
2736 { "r21", offsetof(CPUState, gpr[21]) },
2737 { "r22", offsetof(CPUState, gpr[22]) },
2738 { "r23", offsetof(CPUState, gpr[23]) },
2739 { "r24", offsetof(CPUState, gpr[24]) },
2740 { "r25", offsetof(CPUState, gpr[25]) },
2741 { "r26", offsetof(CPUState, gpr[26]) },
2742 { "r27", offsetof(CPUState, gpr[27]) },
2743 { "r28", offsetof(CPUState, gpr[28]) },
2744 { "r29", offsetof(CPUState, gpr[29]) },
2745 { "r30", offsetof(CPUState, gpr[30]) },
2746 { "r31", offsetof(CPUState, gpr[31]) },
2747 /* Floating point registers */
2748 { "f0", offsetof(CPUState, fpr[0]) },
2749 { "f1", offsetof(CPUState, fpr[1]) },
2750 { "f2", offsetof(CPUState, fpr[2]) },
2751 { "f3", offsetof(CPUState, fpr[3]) },
2752 { "f4", offsetof(CPUState, fpr[4]) },
2753 { "f5", offsetof(CPUState, fpr[5]) },
2754 { "f6", offsetof(CPUState, fpr[6]) },
2755 { "f7", offsetof(CPUState, fpr[7]) },
2756 { "f8", offsetof(CPUState, fpr[8]) },
2757 { "f9", offsetof(CPUState, fpr[9]) },
2758 { "f10", offsetof(CPUState, fpr[10]) },
2759 { "f11", offsetof(CPUState, fpr[11]) },
2760 { "f12", offsetof(CPUState, fpr[12]) },
2761 { "f13", offsetof(CPUState, fpr[13]) },
2762 { "f14", offsetof(CPUState, fpr[14]) },
2763 { "f15", offsetof(CPUState, fpr[15]) },
2764 { "f16", offsetof(CPUState, fpr[16]) },
2765 { "f17", offsetof(CPUState, fpr[17]) },
2766 { "f18", offsetof(CPUState, fpr[18]) },
2767 { "f19", offsetof(CPUState, fpr[19]) },
2768 { "f20", offsetof(CPUState, fpr[20]) },
2769 { "f21", offsetof(CPUState, fpr[21]) },
2770 { "f22", offsetof(CPUState, fpr[22]) },
2771 { "f23", offsetof(CPUState, fpr[23]) },
2772 { "f24", offsetof(CPUState, fpr[24]) },
2773 { "f25", offsetof(CPUState, fpr[25]) },
2774 { "f26", offsetof(CPUState, fpr[26]) },
2775 { "f27", offsetof(CPUState, fpr[27]) },
2776 { "f28", offsetof(CPUState, fpr[28]) },
2777 { "f29", offsetof(CPUState, fpr[29]) },
2778 { "f30", offsetof(CPUState, fpr[30]) },
2779 { "f31", offsetof(CPUState, fpr[31]) },
2780 { "fpscr", offsetof(CPUState, fpscr) },
2781 /* Next instruction pointer */
2782 { "nip|pc", offsetof(CPUState, nip) },
2783 { "lr", offsetof(CPUState, lr) },
2784 { "ctr", offsetof(CPUState, ctr) },
2785 { "decr", 0, &monitor_get_decr, },
2786 { "ccr", 0, &monitor_get_ccr, },
2787 /* Machine state register */
2788 { "msr", 0, &monitor_get_msr, },
2789 { "xer", 0, &monitor_get_xer, },
2790 { "tbu", 0, &monitor_get_tbu, },
2791 { "tbl", 0, &monitor_get_tbl, },
2792 #if defined(TARGET_PPC64)
2793 /* Address space register */
2794 { "asr", offsetof(CPUState, asr) },
2795 #endif
2796 /* Segment registers */
2797 { "sdr1", offsetof(CPUState, sdr1) },
2798 { "sr0", offsetof(CPUState, sr[0]) },
2799 { "sr1", offsetof(CPUState, sr[1]) },
2800 { "sr2", offsetof(CPUState, sr[2]) },
2801 { "sr3", offsetof(CPUState, sr[3]) },
2802 { "sr4", offsetof(CPUState, sr[4]) },
2803 { "sr5", offsetof(CPUState, sr[5]) },
2804 { "sr6", offsetof(CPUState, sr[6]) },
2805 { "sr7", offsetof(CPUState, sr[7]) },
2806 { "sr8", offsetof(CPUState, sr[8]) },
2807 { "sr9", offsetof(CPUState, sr[9]) },
2808 { "sr10", offsetof(CPUState, sr[10]) },
2809 { "sr11", offsetof(CPUState, sr[11]) },
2810 { "sr12", offsetof(CPUState, sr[12]) },
2811 { "sr13", offsetof(CPUState, sr[13]) },
2812 { "sr14", offsetof(CPUState, sr[14]) },
2813 { "sr15", offsetof(CPUState, sr[15]) },
2814 /* Too lazy to put BATs and SPRs ... */
2815 #elif defined(TARGET_SPARC)
2816 { "g0", offsetof(CPUState, gregs[0]) },
2817 { "g1", offsetof(CPUState, gregs[1]) },
2818 { "g2", offsetof(CPUState, gregs[2]) },
2819 { "g3", offsetof(CPUState, gregs[3]) },
2820 { "g4", offsetof(CPUState, gregs[4]) },
2821 { "g5", offsetof(CPUState, gregs[5]) },
2822 { "g6", offsetof(CPUState, gregs[6]) },
2823 { "g7", offsetof(CPUState, gregs[7]) },
2824 { "o0", 0, monitor_get_reg },
2825 { "o1", 1, monitor_get_reg },
2826 { "o2", 2, monitor_get_reg },
2827 { "o3", 3, monitor_get_reg },
2828 { "o4", 4, monitor_get_reg },
2829 { "o5", 5, monitor_get_reg },
2830 { "o6", 6, monitor_get_reg },
2831 { "o7", 7, monitor_get_reg },
2832 { "l0", 8, monitor_get_reg },
2833 { "l1", 9, monitor_get_reg },
2834 { "l2", 10, monitor_get_reg },
2835 { "l3", 11, monitor_get_reg },
2836 { "l4", 12, monitor_get_reg },
2837 { "l5", 13, monitor_get_reg },
2838 { "l6", 14, monitor_get_reg },
2839 { "l7", 15, monitor_get_reg },
2840 { "i0", 16, monitor_get_reg },
2841 { "i1", 17, monitor_get_reg },
2842 { "i2", 18, monitor_get_reg },
2843 { "i3", 19, monitor_get_reg },
2844 { "i4", 20, monitor_get_reg },
2845 { "i5", 21, monitor_get_reg },
2846 { "i6", 22, monitor_get_reg },
2847 { "i7", 23, monitor_get_reg },
2848 { "pc", offsetof(CPUState, pc) },
2849 { "npc", offsetof(CPUState, npc) },
2850 { "y", offsetof(CPUState, y) },
2851 #ifndef TARGET_SPARC64
2852 { "psr", 0, &monitor_get_psr, },
2853 { "wim", offsetof(CPUState, wim) },
2854 #endif
2855 { "tbr", offsetof(CPUState, tbr) },
2856 { "fsr", offsetof(CPUState, fsr) },
2857 { "f0", offsetof(CPUState, fpr[0]) },
2858 { "f1", offsetof(CPUState, fpr[1]) },
2859 { "f2", offsetof(CPUState, fpr[2]) },
2860 { "f3", offsetof(CPUState, fpr[3]) },
2861 { "f4", offsetof(CPUState, fpr[4]) },
2862 { "f5", offsetof(CPUState, fpr[5]) },
2863 { "f6", offsetof(CPUState, fpr[6]) },
2864 { "f7", offsetof(CPUState, fpr[7]) },
2865 { "f8", offsetof(CPUState, fpr[8]) },
2866 { "f9", offsetof(CPUState, fpr[9]) },
2867 { "f10", offsetof(CPUState, fpr[10]) },
2868 { "f11", offsetof(CPUState, fpr[11]) },
2869 { "f12", offsetof(CPUState, fpr[12]) },
2870 { "f13", offsetof(CPUState, fpr[13]) },
2871 { "f14", offsetof(CPUState, fpr[14]) },
2872 { "f15", offsetof(CPUState, fpr[15]) },
2873 { "f16", offsetof(CPUState, fpr[16]) },
2874 { "f17", offsetof(CPUState, fpr[17]) },
2875 { "f18", offsetof(CPUState, fpr[18]) },
2876 { "f19", offsetof(CPUState, fpr[19]) },
2877 { "f20", offsetof(CPUState, fpr[20]) },
2878 { "f21", offsetof(CPUState, fpr[21]) },
2879 { "f22", offsetof(CPUState, fpr[22]) },
2880 { "f23", offsetof(CPUState, fpr[23]) },
2881 { "f24", offsetof(CPUState, fpr[24]) },
2882 { "f25", offsetof(CPUState, fpr[25]) },
2883 { "f26", offsetof(CPUState, fpr[26]) },
2884 { "f27", offsetof(CPUState, fpr[27]) },
2885 { "f28", offsetof(CPUState, fpr[28]) },
2886 { "f29", offsetof(CPUState, fpr[29]) },
2887 { "f30", offsetof(CPUState, fpr[30]) },
2888 { "f31", offsetof(CPUState, fpr[31]) },
2889 #ifdef TARGET_SPARC64
2890 { "f32", offsetof(CPUState, fpr[32]) },
2891 { "f34", offsetof(CPUState, fpr[34]) },
2892 { "f36", offsetof(CPUState, fpr[36]) },
2893 { "f38", offsetof(CPUState, fpr[38]) },
2894 { "f40", offsetof(CPUState, fpr[40]) },
2895 { "f42", offsetof(CPUState, fpr[42]) },
2896 { "f44", offsetof(CPUState, fpr[44]) },
2897 { "f46", offsetof(CPUState, fpr[46]) },
2898 { "f48", offsetof(CPUState, fpr[48]) },
2899 { "f50", offsetof(CPUState, fpr[50]) },
2900 { "f52", offsetof(CPUState, fpr[52]) },
2901 { "f54", offsetof(CPUState, fpr[54]) },
2902 { "f56", offsetof(CPUState, fpr[56]) },
2903 { "f58", offsetof(CPUState, fpr[58]) },
2904 { "f60", offsetof(CPUState, fpr[60]) },
2905 { "f62", offsetof(CPUState, fpr[62]) },
2906 { "asi", offsetof(CPUState, asi) },
2907 { "pstate", offsetof(CPUState, pstate) },
2908 { "cansave", offsetof(CPUState, cansave) },
2909 { "canrestore", offsetof(CPUState, canrestore) },
2910 { "otherwin", offsetof(CPUState, otherwin) },
2911 { "wstate", offsetof(CPUState, wstate) },
2912 { "cleanwin", offsetof(CPUState, cleanwin) },
2913 { "fprs", offsetof(CPUState, fprs) },
2914 #endif
2915 #endif
2916 { NULL },
2917 };
2918
2919 static void expr_error(Monitor *mon, const char *msg)
2920 {
2921 monitor_printf(mon, "%s\n", msg);
2922 longjmp(expr_env, 1);
2923 }
2924
2925 /* return 0 if OK, -1 if not found */
2926 static int get_monitor_def(target_long *pval, const char *name)
2927 {
2928 const MonitorDef *md;
2929 void *ptr;
2930
2931 for(md = monitor_defs; md->name != NULL; md++) {
2932 if (compare_cmd(name, md->name)) {
2933 if (md->get_value) {
2934 *pval = md->get_value(md, md->offset);
2935 } else {
2936 CPUState *env = mon_get_cpu();
2937 ptr = (uint8_t *)env + md->offset;
2938 switch(md->type) {
2939 case MD_I32:
2940 *pval = *(int32_t *)ptr;
2941 break;
2942 case MD_TLONG:
2943 *pval = *(target_long *)ptr;
2944 break;
2945 default:
2946 *pval = 0;
2947 break;
2948 }
2949 }
2950 return 0;
2951 }
2952 }
2953 return -1;
2954 }
2955
2956 static void next(void)
2957 {
2958 if (*pch != '\0') {
2959 pch++;
2960 while (qemu_isspace(*pch))
2961 pch++;
2962 }
2963 }
2964
2965 static int64_t expr_sum(Monitor *mon);
2966
2967 static int64_t expr_unary(Monitor *mon)
2968 {
2969 int64_t n;
2970 char *p;
2971 int ret;
2972
2973 switch(*pch) {
2974 case '+':
2975 next();
2976 n = expr_unary(mon);
2977 break;
2978 case '-':
2979 next();
2980 n = -expr_unary(mon);
2981 break;
2982 case '~':
2983 next();
2984 n = ~expr_unary(mon);
2985 break;
2986 case '(':
2987 next();
2988 n = expr_sum(mon);
2989 if (*pch != ')') {
2990 expr_error(mon, "')' expected");
2991 }
2992 next();
2993 break;
2994 case '\'':
2995 pch++;
2996 if (*pch == '\0')
2997 expr_error(mon, "character constant expected");
2998 n = *pch;
2999 pch++;
3000 if (*pch != '\'')
3001 expr_error(mon, "missing terminating \' character");
3002 next();
3003 break;
3004 case '$':
3005 {
3006 char buf[128], *q;
3007 target_long reg=0;
3008
3009 pch++;
3010 q = buf;
3011 while ((*pch >= 'a' && *pch <= 'z') ||
3012 (*pch >= 'A' && *pch <= 'Z') ||
3013 (*pch >= '0' && *pch <= '9') ||
3014 *pch == '_' || *pch == '.') {
3015 if ((q - buf) < sizeof(buf) - 1)
3016 *q++ = *pch;
3017 pch++;
3018 }
3019 while (qemu_isspace(*pch))
3020 pch++;
3021 *q = 0;
3022 ret = get_monitor_def(&reg, buf);
3023 if (ret < 0)
3024 expr_error(mon, "unknown register");
3025 n = reg;
3026 }
3027 break;
3028 case '\0':
3029 expr_error(mon, "unexpected end of expression");
3030 n = 0;
3031 break;
3032 default:
3033 #if TARGET_PHYS_ADDR_BITS > 32
3034 n = strtoull(pch, &p, 0);
3035 #else
3036 n = strtoul(pch, &p, 0);
3037 #endif
3038 if (pch == p) {
3039 expr_error(mon, "invalid char in expression");
3040 }
3041 pch = p;
3042 while (qemu_isspace(*pch))
3043 pch++;
3044 break;
3045 }
3046 return n;
3047 }
3048
3049
3050 static int64_t expr_prod(Monitor *mon)
3051 {
3052 int64_t val, val2;
3053 int op;
3054
3055 val = expr_unary(mon);
3056 for(;;) {
3057 op = *pch;
3058 if (op != '*' && op != '/' && op != '%')
3059 break;
3060 next();
3061 val2 = expr_unary(mon);
3062 switch(op) {
3063 default:
3064 case '*':
3065 val *= val2;
3066 break;
3067 case '/':
3068 case '%':
3069 if (val2 == 0)
3070 expr_error(mon, "division by zero");
3071 if (op == '/')
3072 val /= val2;
3073 else
3074 val %= val2;
3075 break;
3076 }
3077 }
3078 return val;
3079 }
3080
3081 static int64_t expr_logic(Monitor *mon)
3082 {
3083 int64_t val, val2;
3084 int op;
3085
3086 val = expr_prod(mon);
3087 for(;;) {
3088 op = *pch;
3089 if (op != '&' && op != '|' && op != '^')
3090 break;
3091 next();
3092 val2 = expr_prod(mon);
3093 switch(op) {
3094 default:
3095 case '&':
3096 val &= val2;
3097 break;
3098 case '|':
3099 val |= val2;
3100 break;
3101 case '^':
3102 val ^= val2;
3103 break;
3104 }
3105 }
3106 return val;
3107 }
3108
3109 static int64_t expr_sum(Monitor *mon)
3110 {
3111 int64_t val, val2;
3112 int op;
3113
3114 val = expr_logic(mon);
3115 for(;;) {
3116 op = *pch;
3117 if (op != '+' && op != '-')
3118 break;
3119 next();
3120 val2 = expr_logic(mon);
3121 if (op == '+')
3122 val += val2;
3123 else
3124 val -= val2;
3125 }
3126 return val;
3127 }
3128
3129 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3130 {
3131 pch = *pp;
3132 if (setjmp(expr_env)) {
3133 *pp = pch;
3134 return -1;
3135 }
3136 while (qemu_isspace(*pch))
3137 pch++;
3138 *pval = expr_sum(mon);
3139 *pp = pch;
3140 return 0;
3141 }
3142
3143 static int get_double(Monitor *mon, double *pval, const char **pp)
3144 {
3145 const char *p = *pp;
3146 char *tailp;
3147 double d;
3148
3149 d = strtod(p, &tailp);
3150 if (tailp == p) {
3151 monitor_printf(mon, "Number expected\n");
3152 return -1;
3153 }
3154 if (d != d || d - d != 0) {
3155 /* NaN or infinity */
3156 monitor_printf(mon, "Bad number\n");
3157 return -1;
3158 }
3159 *pval = d;
3160 *pp = tailp;
3161 return 0;
3162 }
3163
3164 static int get_str(char *buf, int buf_size, const char **pp)
3165 {
3166 const char *p;
3167 char *q;
3168 int c;
3169
3170 q = buf;
3171 p = *pp;
3172 while (qemu_isspace(*p))
3173 p++;
3174 if (*p == '\0') {
3175 fail:
3176 *q = '\0';
3177 *pp = p;
3178 return -1;
3179 }
3180 if (*p == '\"') {
3181 p++;
3182 while (*p != '\0' && *p != '\"') {
3183 if (*p == '\\') {
3184 p++;
3185 c = *p++;
3186 switch(c) {
3187 case 'n':
3188 c = '\n';
3189 break;
3190 case 'r':
3191 c = '\r';
3192 break;
3193 case '\\':
3194 case '\'':
3195 case '\"':
3196 break;
3197 default:
3198 qemu_printf("unsupported escape code: '\\%c'\n", c);
3199 goto fail;
3200 }
3201 if ((q - buf) < buf_size - 1) {
3202 *q++ = c;
3203 }
3204 } else {
3205 if ((q - buf) < buf_size - 1) {
3206 *q++ = *p;
3207 }
3208 p++;
3209 }
3210 }
3211 if (*p != '\"') {
3212 qemu_printf("unterminated string\n");
3213 goto fail;
3214 }
3215 p++;
3216 } else {
3217 while (*p != '\0' && !qemu_isspace(*p)) {
3218 if ((q - buf) < buf_size - 1) {
3219 *q++ = *p;
3220 }
3221 p++;
3222 }
3223 }
3224 *q = '\0';
3225 *pp = p;
3226 return 0;
3227 }
3228
3229 /*
3230 * Store the command-name in cmdname, and return a pointer to
3231 * the remaining of the command string.
3232 */
3233 static const char *get_command_name(const char *cmdline,
3234 char *cmdname, size_t nlen)
3235 {
3236 size_t len;
3237 const char *p, *pstart;
3238
3239 p = cmdline;
3240 while (qemu_isspace(*p))
3241 p++;
3242 if (*p == '\0')
3243 return NULL;
3244 pstart = p;
3245 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3246 p++;
3247 len = p - pstart;
3248 if (len > nlen - 1)
3249 len = nlen - 1;
3250 memcpy(cmdname, pstart, len);
3251 cmdname[len] = '\0';
3252 return p;
3253 }
3254
3255 /**
3256 * Read key of 'type' into 'key' and return the current
3257 * 'type' pointer.
3258 */
3259 static char *key_get_info(const char *type, char **key)
3260 {
3261 size_t len;
3262 char *p, *str;
3263
3264 if (*type == ',')
3265 type++;
3266
3267 p = strchr(type, ':');
3268 if (!p) {
3269 *key = NULL;
3270 return NULL;
3271 }
3272 len = p - type;
3273
3274 str = qemu_malloc(len + 1);
3275 memcpy(str, type, len);
3276 str[len] = '\0';
3277
3278 *key = str;
3279 return ++p;
3280 }
3281
3282 static int default_fmt_format = 'x';
3283 static int default_fmt_size = 4;
3284
3285 #define MAX_ARGS 16
3286
3287 static int is_valid_option(const char *c, const char *typestr)
3288 {
3289 char option[3];
3290
3291 option[0] = '-';
3292 option[1] = *c;
3293 option[2] = '\0';
3294
3295 typestr = strstr(typestr, option);
3296 return (typestr != NULL);
3297 }
3298
3299 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3300 {
3301 const mon_cmd_t *cmd;
3302
3303 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3304 if (compare_cmd(cmdname, cmd->name)) {
3305 return cmd;
3306 }
3307 }
3308
3309 return NULL;
3310 }
3311
3312 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3313 const char *cmdline,
3314 QDict *qdict)
3315 {
3316 const char *p, *typestr;
3317 int c;
3318 const mon_cmd_t *cmd;
3319 char cmdname[256];
3320 char buf[1024];
3321 char *key;
3322
3323 #ifdef DEBUG
3324 monitor_printf(mon, "command='%s'\n", cmdline);
3325 #endif
3326
3327 /* extract the command name */
3328 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3329 if (!p)
3330 return NULL;
3331
3332 cmd = monitor_find_command(cmdname);
3333 if (!cmd) {
3334 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3335 return NULL;
3336 }
3337
3338 /* parse the parameters */
3339 typestr = cmd->args_type;
3340 for(;;) {
3341 typestr = key_get_info(typestr, &key);
3342 if (!typestr)
3343 break;
3344 c = *typestr;
3345 typestr++;
3346 switch(c) {
3347 case 'F':
3348 case 'B':
3349 case 's':
3350 {
3351 int ret;
3352
3353 while (qemu_isspace(*p))
3354 p++;
3355 if (*typestr == '?') {
3356 typestr++;
3357 if (*p == '\0') {
3358 /* no optional string: NULL argument */
3359 break;
3360 }
3361 }
3362 ret = get_str(buf, sizeof(buf), &p);
3363 if (ret < 0) {
3364 switch(c) {
3365 case 'F':
3366 monitor_printf(mon, "%s: filename expected\n",
3367 cmdname);
3368 break;
3369 case 'B':
3370 monitor_printf(mon, "%s: block device name expected\n",
3371 cmdname);
3372 break;
3373 default:
3374 monitor_printf(mon, "%s: string expected\n", cmdname);
3375 break;
3376 }
3377 goto fail;
3378 }
3379 qdict_put(qdict, key, qstring_from_str(buf));
3380 }
3381 break;
3382 case 'O':
3383 {
3384 QemuOptsList *opts_list;
3385 QemuOpts *opts;
3386
3387 opts_list = qemu_find_opts(key);
3388 if (!opts_list || opts_list->desc->name) {
3389 goto bad_type;
3390 }
3391 while (qemu_isspace(*p)) {
3392 p++;
3393 }
3394 if (!*p)
3395 break;
3396 if (get_str(buf, sizeof(buf), &p) < 0) {
3397 goto fail;
3398 }
3399 opts = qemu_opts_parse(opts_list, buf, 1);
3400 if (!opts) {
3401 goto fail;
3402 }
3403 qemu_opts_to_qdict(opts, qdict);
3404 qemu_opts_del(opts);
3405 }
3406 break;
3407 case '/':
3408 {
3409 int count, format, size;
3410
3411 while (qemu_isspace(*p))
3412 p++;
3413 if (*p == '/') {
3414 /* format found */
3415 p++;
3416 count = 1;
3417 if (qemu_isdigit(*p)) {
3418 count = 0;
3419 while (qemu_isdigit(*p)) {
3420 count = count * 10 + (*p - '0');
3421 p++;
3422 }
3423 }
3424 size = -1;
3425 format = -1;
3426 for(;;) {
3427 switch(*p) {
3428 case 'o':
3429 case 'd':
3430 case 'u':
3431 case 'x':
3432 case 'i':
3433 case 'c':
3434 format = *p++;
3435 break;
3436 case 'b':
3437 size = 1;
3438 p++;
3439 break;
3440 case 'h':
3441 size = 2;
3442 p++;
3443 break;
3444 case 'w':
3445 size = 4;
3446 p++;
3447 break;
3448 case 'g':
3449 case 'L':
3450 size = 8;
3451 p++;
3452 break;
3453 default:
3454 goto next;
3455 }
3456 }
3457 next:
3458 if (*p != '\0' && !qemu_isspace(*p)) {
3459 monitor_printf(mon, "invalid char in format: '%c'\n",
3460 *p);
3461 goto fail;
3462 }
3463 if (format < 0)
3464 format = default_fmt_format;
3465 if (format != 'i') {
3466 /* for 'i', not specifying a size gives -1 as size */
3467 if (size < 0)
3468 size = default_fmt_size;
3469 default_fmt_size = size;
3470 }
3471 default_fmt_format = format;
3472 } else {
3473 count = 1;
3474 format = default_fmt_format;
3475 if (format != 'i') {
3476 size = default_fmt_size;
3477 } else {
3478 size = -1;
3479 }
3480 }
3481 qdict_put(qdict, "count", qint_from_int(count));
3482 qdict_put(qdict, "format", qint_from_int(format));
3483 qdict_put(qdict, "size", qint_from_int(size));
3484 }
3485 break;
3486 case 'i':
3487 case 'l':
3488 case 'M':
3489 {
3490 int64_t val;
3491
3492 while (qemu_isspace(*p))
3493 p++;
3494 if (*typestr == '?' || *typestr == '.') {
3495 if (*typestr == '?') {
3496 if (*p == '\0') {
3497 typestr++;
3498 break;
3499 }
3500 } else {
3501 if (*p == '.') {
3502 p++;
3503 while (qemu_isspace(*p))
3504 p++;
3505 } else {
3506 typestr++;
3507 break;
3508 }
3509 }
3510 typestr++;
3511 }
3512 if (get_expr(mon, &val, &p))
3513 goto fail;
3514 /* Check if 'i' is greater than 32-bit */
3515 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3516 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3517 monitor_printf(mon, "integer is for 32-bit values\n");
3518 goto fail;
3519 } else if (c == 'M') {
3520 val <<= 20;
3521 }
3522 qdict_put(qdict, key, qint_from_int(val));
3523 }
3524 break;
3525 case 'f':
3526 case 'T':
3527 {
3528 double val;
3529
3530 while (qemu_isspace(*p))
3531 p++;
3532 if (*typestr == '?') {
3533 typestr++;
3534 if (*p == '\0') {
3535 break;
3536 }
3537 }
3538 if (get_double(mon, &val, &p) < 0) {
3539 goto fail;
3540 }
3541 if (c == 'f' && *p) {
3542 switch (*p) {
3543 case 'K': case 'k':
3544 val *= 1 << 10; p++; break;
3545 case 'M': case 'm':
3546 val *= 1 << 20; p++; break;
3547 case 'G': case 'g':
3548 val *= 1 << 30; p++; break;
3549 }
3550 }
3551 if (c == 'T' && p[0] && p[1] == 's') {
3552 switch (*p) {
3553 case 'm':
3554 val /= 1e3; p += 2; break;
3555 case 'u':
3556 val /= 1e6; p += 2; break;
3557 case 'n':
3558 val /= 1e9; p += 2; break;
3559 }
3560 }
3561 if (*p && !qemu_isspace(*p)) {
3562 monitor_printf(mon, "Unknown unit suffix\n");
3563 goto fail;
3564 }
3565 qdict_put(qdict, key, qfloat_from_double(val));
3566 }
3567 break;
3568 case 'b':
3569 {
3570 const char *beg;
3571 int val;
3572
3573 while (qemu_isspace(*p)) {
3574 p++;
3575 }
3576 beg = p;
3577 while (qemu_isgraph(*p)) {
3578 p++;
3579 }
3580 if (p - beg == 2 && !memcmp(beg, "on", p - beg)) {
3581 val = 1;
3582 } else if (p - beg == 3 && !memcmp(beg, "off", p - beg)) {
3583 val = 0;
3584 } else {
3585 monitor_printf(mon, "Expected 'on' or 'off'\n");
3586 goto fail;
3587 }
3588 qdict_put(qdict, key, qbool_from_int(val));
3589 }
3590 break;
3591 case '-':
3592 {
3593 const char *tmp = p;
3594 int has_option, skip_key = 0;
3595 /* option */
3596
3597 c = *typestr++;
3598 if (c == '\0')
3599 goto bad_type;
3600 while (qemu_isspace(*p))
3601 p++;
3602 has_option = 0;
3603 if (*p == '-') {
3604 p++;
3605 if(c != *p) {
3606 if(!is_valid_option(p, typestr)) {
3607
3608 monitor_printf(mon, "%s: unsupported option -%c\n",
3609 cmdname, *p);
3610 goto fail;
3611 } else {
3612 skip_key = 1;
3613 }
3614 }
3615 if(skip_key) {
3616 p = tmp;
3617 } else {
3618 p++;
3619 has_option = 1;
3620 }
3621 }
3622 qdict_put(qdict, key, qint_from_int(has_option));
3623 }
3624 break;
3625 default:
3626 bad_type:
3627 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3628 goto fail;
3629 }
3630 qemu_free(key);
3631 key = NULL;
3632 }
3633 /* check that all arguments were parsed */
3634 while (qemu_isspace(*p))
3635 p++;
3636 if (*p != '\0') {
3637 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3638 cmdname);
3639 goto fail;
3640 }
3641
3642 return cmd;
3643
3644 fail:
3645 qemu_free(key);
3646 return NULL;
3647 }
3648
3649 void monitor_set_error(Monitor *mon, QError *qerror)
3650 {
3651 /* report only the first error */
3652 if (!mon->error) {
3653 mon->error = qerror;
3654 } else {
3655 MON_DEBUG("Additional error report at %s:%d\n",
3656 qerror->file, qerror->linenr);
3657 QDECREF(qerror);
3658 }
3659 }
3660
3661 static int is_async_return(const QObject *data)
3662 {
3663 if (data && qobject_type(data) == QTYPE_QDICT) {
3664 return qdict_haskey(qobject_to_qdict(data), "__mon_async");
3665 }
3666
3667 return 0;
3668 }
3669
3670 static void handler_audit(Monitor *mon, const mon_cmd_t *cmd, int ret)
3671 {
3672 if (monitor_ctrl_mode(mon)) {
3673 if (ret && !monitor_has_error(mon)) {
3674 /*
3675 * If it returns failure, it must have passed on error.
3676 *
3677 * Action: Report an internal error to the client if in QMP.
3678 */
3679 qerror_report(QERR_UNDEFINED_ERROR);
3680 MON_DEBUG("command '%s' returned failure but did not pass an error\n",
3681 cmd->name);
3682 }
3683
3684 #ifdef CONFIG_DEBUG_MONITOR
3685 if (!ret && monitor_has_error(mon)) {
3686 /*
3687 * If it returns success, it must not have passed an error.
3688 *
3689 * Action: Report the passed error to the client.
3690 */
3691 MON_DEBUG("command '%s' returned success but passed an error\n",
3692 cmd->name);
3693 }
3694
3695 if (mon_print_count_get(mon) > 0 && strcmp(cmd->name, "info") != 0) {
3696 /*
3697 * Handlers should not call Monitor print functions.
3698 *
3699 * Action: Ignore them in QMP.
3700 *
3701 * (XXX: we don't check any 'info' or 'query' command here
3702 * because the user print function _is_ called by do_info(), hence
3703 * we will trigger this check. This problem will go away when we
3704 * make 'query' commands real and kill do_info())
3705 */
3706 MON_DEBUG("command '%s' called print functions %d time(s)\n",
3707 cmd->name, mon_print_count_get(mon));
3708 }
3709 #endif
3710 } else {
3711 assert(!monitor_has_error(mon));
3712 QDECREF(mon->error);
3713 mon->error = NULL;
3714 }
3715 }
3716
3717 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3718 const QDict *params)
3719 {
3720 int ret;
3721 QObject *data = NULL;
3722
3723 mon_print_count_init(mon);
3724
3725 ret = cmd->mhandler.cmd_new(mon, params, &data);
3726 handler_audit(mon, cmd, ret);
3727
3728 if (is_async_return(data)) {
3729 /*
3730 * Asynchronous commands have no initial return data but they can
3731 * generate errors. Data is returned via the async completion handler.
3732 */
3733 if (monitor_ctrl_mode(mon) && monitor_has_error(mon)) {
3734 monitor_protocol_emitter(mon, NULL);
3735 }
3736 } else if (monitor_ctrl_mode(mon)) {
3737 /* Monitor Protocol */
3738 monitor_protocol_emitter(mon, data);
3739 } else {
3740 /* User Protocol */
3741 if (data)
3742 cmd->user_print(mon, data);
3743 }
3744
3745 qobject_decref(data);
3746 }
3747
3748 static void handle_user_command(Monitor *mon, const char *cmdline)
3749 {
3750 QDict *qdict;
3751 const mon_cmd_t *cmd;
3752
3753 qdict = qdict_new();
3754
3755 cmd = monitor_parse_command(mon, cmdline, qdict);
3756 if (!cmd)
3757 goto out;
3758
3759 if (monitor_handler_is_async(cmd)) {
3760 user_async_cmd_handler(mon, cmd, qdict);
3761 } else if (monitor_handler_ported(cmd)) {
3762 monitor_call_handler(mon, cmd, qdict);
3763 } else {
3764 cmd->mhandler.cmd(mon, qdict);
3765 }
3766
3767 out:
3768 QDECREF(qdict);
3769 }
3770
3771 static void cmd_completion(const char *name, const char *list)
3772 {
3773 const char *p, *pstart;
3774 char cmd[128];
3775 int len;
3776
3777 p = list;
3778 for(;;) {
3779 pstart = p;
3780 p = strchr(p, '|');
3781 if (!p)
3782 p = pstart + strlen(pstart);
3783 len = p - pstart;
3784 if (len > sizeof(cmd) - 2)
3785 len = sizeof(cmd) - 2;
3786 memcpy(cmd, pstart, len);
3787 cmd[len] = '\0';
3788 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3789 readline_add_completion(cur_mon->rs, cmd);
3790 }
3791 if (*p == '\0')
3792 break;
3793 p++;
3794 }
3795 }
3796
3797 static void file_completion(const char *input)
3798 {
3799 DIR *ffs;
3800 struct dirent *d;
3801 char path[1024];
3802 char file[1024], file_prefix[1024];
3803 int input_path_len;
3804 const char *p;
3805
3806 p = strrchr(input, '/');
3807 if (!p) {
3808 input_path_len = 0;
3809 pstrcpy(file_prefix, sizeof(file_prefix), input);
3810 pstrcpy(path, sizeof(path), ".");
3811 } else {
3812 input_path_len = p - input + 1;
3813 memcpy(path, input, input_path_len);
3814 if (input_path_len > sizeof(path) - 1)
3815 input_path_len = sizeof(path) - 1;
3816 path[input_path_len] = '\0';
3817 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3818 }
3819 #ifdef DEBUG_COMPLETION
3820 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3821 input, path, file_prefix);
3822 #endif
3823 ffs = opendir(path);
3824 if (!ffs)
3825 return;
3826 for(;;) {
3827 struct stat sb;
3828 d = readdir(ffs);
3829 if (!d)
3830 break;
3831 if (strstart(d->d_name, file_prefix, NULL)) {
3832 memcpy(file, input, input_path_len);
3833 if (input_path_len < sizeof(file))
3834 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3835 d->d_name);
3836 /* stat the file to find out if it's a directory.
3837 * In that case add a slash to speed up typing long paths
3838 */
3839 stat(file, &sb);
3840 if(S_ISDIR(sb.st_mode))
3841 pstrcat(file, sizeof(file), "/");
3842 readline_add_completion(cur_mon->rs, file);
3843 }
3844 }
3845 closedir(ffs);
3846 }
3847
3848 static void block_completion_it(void *opaque, BlockDriverState *bs)
3849 {
3850 const char *name = bdrv_get_device_name(bs);
3851 const char *input = opaque;
3852
3853 if (input[0] == '\0' ||
3854 !strncmp(name, (char *)input, strlen(input))) {
3855 readline_add_completion(cur_mon->rs, name);
3856 }
3857 }
3858
3859 /* NOTE: this parser is an approximate form of the real command parser */
3860 static void parse_cmdline(const char *cmdline,
3861 int *pnb_args, char **args)
3862 {
3863 const char *p;
3864 int nb_args, ret;
3865 char buf[1024];
3866
3867 p = cmdline;
3868 nb_args = 0;
3869 for(;;) {
3870 while (qemu_isspace(*p))
3871 p++;
3872 if (*p == '\0')
3873 break;
3874 if (nb_args >= MAX_ARGS)
3875 break;
3876 ret = get_str(buf, sizeof(buf), &p);
3877 args[nb_args] = qemu_strdup(buf);
3878 nb_args++;
3879 if (ret < 0)
3880 break;
3881 }
3882 *pnb_args = nb_args;
3883 }
3884
3885 static const char *next_arg_type(const char *typestr)
3886 {
3887 const char *p = strchr(typestr, ':');
3888 return (p != NULL ? ++p : typestr);
3889 }
3890
3891 static void monitor_find_completion(const char *cmdline)
3892 {
3893 const char *cmdname;
3894 char *args[MAX_ARGS];
3895 int nb_args, i, len;
3896 const char *ptype, *str;
3897 const mon_cmd_t *cmd;
3898 const KeyDef *key;
3899
3900 parse_cmdline(cmdline, &nb_args, args);
3901 #ifdef DEBUG_COMPLETION
3902 for(i = 0; i < nb_args; i++) {
3903 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3904 }
3905 #endif
3906
3907 /* if the line ends with a space, it means we want to complete the
3908 next arg */
3909 len = strlen(cmdline);
3910 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3911 if (nb_args >= MAX_ARGS)
3912 return;
3913 args[nb_args++] = qemu_strdup("");
3914 }
3915 if (nb_args <= 1) {
3916 /* command completion */
3917 if (nb_args == 0)
3918 cmdname = "";
3919 else
3920 cmdname = args[0];
3921 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3922 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3923 cmd_completion(cmdname, cmd->name);
3924 }
3925 } else {
3926 /* find the command */
3927 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3928 if (compare_cmd(args[0], cmd->name))
3929 goto found;
3930 }
3931 return;
3932 found:
3933 ptype = next_arg_type(cmd->args_type);
3934 for(i = 0; i < nb_args - 2; i++) {
3935 if (*ptype != '\0') {
3936 ptype = next_arg_type(ptype);
3937 while (*ptype == '?')
3938 ptype = next_arg_type(ptype);
3939 }
3940 }
3941 str = args[nb_args - 1];
3942 if (*ptype == '-' && ptype[1] != '\0') {
3943 ptype += 2;
3944 }
3945 switch(*ptype) {
3946 case 'F':
3947 /* file completion */
3948 readline_set_completion_index(cur_mon->rs, strlen(str));
3949 file_completion(str);
3950 break;
3951 case 'B':
3952 /* block device name completion */
3953 readline_set_completion_index(cur_mon->rs, strlen(str));
3954 bdrv_iterate(block_completion_it, (void *)str);
3955 break;
3956 case 's':
3957 /* XXX: more generic ? */
3958 if (!strcmp(cmd->name, "info")) {
3959 readline_set_completion_index(cur_mon->rs, strlen(str));
3960 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3961 cmd_completion(str, cmd->name);
3962 }
3963 } else if (!strcmp(cmd->name, "sendkey")) {
3964 char *sep = strrchr(str, '-');
3965 if (sep)
3966 str = sep + 1;
3967 readline_set_completion_index(cur_mon->rs, strlen(str));
3968 for(key = key_defs; key->name != NULL; key++) {
3969 cmd_completion(str, key->name);
3970 }
3971 } else if (!strcmp(cmd->name, "help|?")) {
3972 readline_set_completion_index(cur_mon->rs, strlen(str));
3973 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3974 cmd_completion(str, cmd->name);
3975 }
3976 }
3977 break;
3978 default:
3979 break;
3980 }
3981 }
3982 for(i = 0; i < nb_args; i++)
3983 qemu_free(args[i]);
3984 }
3985
3986 static int monitor_can_read(void *opaque)
3987 {
3988 Monitor *mon = opaque;
3989
3990 return (mon->suspend_cnt == 0) ? 1 : 0;
3991 }
3992
3993 typedef struct CmdArgs {
3994 QString *name;
3995 int type;
3996 int flag;
3997 int optional;
3998 } CmdArgs;
3999
4000 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
4001 {
4002 if (!cmd_args->optional) {
4003 qerror_report(QERR_MISSING_PARAMETER, name);
4004 return -1;
4005 }
4006
4007 if (cmd_args->type == '-') {
4008 /* handlers expect a value, they need to be changed */
4009 qdict_put(args, name, qint_from_int(0));
4010 }
4011
4012 return 0;
4013 }
4014
4015 static int check_arg(const CmdArgs *cmd_args, QDict *args)
4016 {
4017 QObject *value;
4018 const char *name;
4019
4020 name = qstring_get_str(cmd_args->name);
4021
4022 if (!args) {
4023 return check_opt(cmd_args, name, args);
4024 }
4025
4026 value = qdict_get(args, name);
4027 if (!value) {
4028 return check_opt(cmd_args, name, args);
4029 }
4030
4031 switch (cmd_args->type) {
4032 case 'F':
4033 case 'B':
4034 case 's':
4035 if (qobject_type(value) != QTYPE_QSTRING) {
4036 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "string");
4037 return -1;
4038 }
4039 break;
4040 case '/': {
4041 int i;
4042 const char *keys[] = { "count", "format", "size", NULL };
4043
4044 for (i = 0; keys[i]; i++) {
4045 QObject *obj = qdict_get(args, keys[i]);
4046 if (!obj) {
4047 qerror_report(QERR_MISSING_PARAMETER, name);
4048 return -1;
4049 }
4050 if (qobject_type(obj) != QTYPE_QINT) {
4051 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "int");
4052 return -1;
4053 }
4054 }
4055 break;
4056 }
4057 case 'i':
4058 case 'l':
4059 case 'M':
4060 if (qobject_type(value) != QTYPE_QINT) {
4061 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "int");
4062 return -1;
4063 }
4064 break;
4065 case 'f':
4066 case 'T':
4067 if (qobject_type(value) != QTYPE_QINT && qobject_type(value) != QTYPE_QFLOAT) {
4068 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "number");
4069 return -1;
4070 }
4071 break;
4072 case 'b':
4073 if (qobject_type(value) != QTYPE_QBOOL) {
4074 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "bool");
4075 return -1;
4076 }
4077 break;
4078 case '-':
4079 if (qobject_type(value) != QTYPE_QINT &&
4080 qobject_type(value) != QTYPE_QBOOL) {
4081 qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "bool");
4082 return -1;
4083 }
4084 if (qobject_type(value) == QTYPE_QBOOL) {
4085 /* handlers expect a QInt, they need to be changed */
4086 qdict_put(args, name,
4087 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
4088 }
4089 break;
4090 case 'O':
4091 default:
4092 /* impossible */
4093 abort();
4094 }
4095
4096 return 0;
4097 }
4098
4099 static void cmd_args_init(CmdArgs *cmd_args)
4100 {
4101 cmd_args->name = qstring_new();
4102 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
4103 }
4104
4105 static int check_opts(QemuOptsList *opts_list, QDict *args)
4106 {
4107 assert(!opts_list->desc->name);
4108 return 0;
4109 }
4110
4111 /*
4112 * This is not trivial, we have to parse Monitor command's argument
4113 * type syntax to be able to check the arguments provided by clients.
4114 *
4115 * In the near future we will be using an array for that and will be
4116 * able to drop all this parsing...
4117 */
4118 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
4119 {
4120 int err;
4121 const char *p;
4122 CmdArgs cmd_args;
4123 QemuOptsList *opts_list;
4124
4125 if (cmd->args_type == NULL) {
4126 return (qdict_size(args) == 0 ? 0 : -1);
4127 }
4128
4129 err = 0;
4130 cmd_args_init(&cmd_args);
4131 opts_list = NULL;
4132
4133 for (p = cmd->args_type;; p++) {
4134 if (*p == ':') {
4135 cmd_args.type = *++p;
4136 p++;
4137 if (cmd_args.type == '-') {
4138 cmd_args.flag = *p++;
4139 cmd_args.optional = 1;
4140 } else if (cmd_args.type == 'O') {
4141 opts_list = qemu_find_opts(qstring_get_str(cmd_args.name));
4142 assert(opts_list);
4143 } else if (*p == '?') {
4144 cmd_args.optional = 1;
4145 p++;
4146 }
4147
4148 assert(*p == ',' || *p == '\0');
4149 if (opts_list) {
4150 err = check_opts(opts_list, args);
4151 opts_list = NULL;
4152 } else {
4153 err = check_arg(&cmd_args, args);
4154 QDECREF(cmd_args.name);
4155 cmd_args_init(&cmd_args);
4156 }
4157
4158 if (err < 0) {
4159 break;
4160 }
4161 } else {
4162 qstring_append_chr(cmd_args.name, *p);
4163 }
4164
4165 if (*p == '\0') {
4166 break;
4167 }
4168 }
4169
4170 QDECREF(cmd_args.name);
4171 return err;
4172 }
4173
4174 static int invalid_qmp_mode(const Monitor *mon, const char *cmd_name)
4175 {
4176 int is_cap = compare_cmd(cmd_name, "qmp_capabilities");
4177 return (qmp_cmd_mode(mon) ? is_cap : !is_cap);
4178 }
4179
4180 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
4181 {
4182 int err;
4183 QObject *obj;
4184 QDict *input, *args;
4185 const mon_cmd_t *cmd;
4186 Monitor *mon = cur_mon;
4187 const char *cmd_name, *info_item;
4188
4189 args = NULL;
4190
4191 obj = json_parser_parse(tokens, NULL);
4192 if (!obj) {
4193 // FIXME: should be triggered in json_parser_parse()
4194 qerror_report(QERR_JSON_PARSING);
4195 goto err_out;
4196 } else if (qobject_type(obj) != QTYPE_QDICT) {
4197 qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "object");
4198 qobject_decref(obj);
4199 goto err_out;
4200 }
4201
4202 input = qobject_to_qdict(obj);
4203
4204 mon->mc->id = qdict_get(input, "id");
4205 qobject_incref(mon->mc->id);
4206
4207 obj = qdict_get(input, "execute");
4208 if (!obj) {
4209 qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4210 goto err_input;
4211 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4212 qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "execute", "string");
4213 goto err_input;
4214 }
4215
4216 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4217
4218 if (invalid_qmp_mode(mon, cmd_name)) {
4219 qerror_report(QERR_COMMAND_NOT_FOUND, cmd_name);
4220 goto err_input;
4221 }
4222
4223 /*
4224 * XXX: We need this special case until we get info handlers
4225 * converted into 'query-' commands
4226 */
4227 if (compare_cmd(cmd_name, "info")) {
4228 qerror_report(QERR_COMMAND_NOT_FOUND, cmd_name);
4229 goto err_input;
4230 } else if (strstart(cmd_name, "query-", &info_item)) {
4231 cmd = monitor_find_command("info");
4232 qdict_put_obj(input, "arguments",
4233 qobject_from_jsonf("{ 'item': %s }", info_item));
4234 } else {
4235 cmd = monitor_find_command(cmd_name);
4236 if (!cmd || !monitor_handler_ported(cmd)) {
4237 qerror_report(QERR_COMMAND_NOT_FOUND, cmd_name);
4238 goto err_input;
4239 }
4240 }
4241
4242 obj = qdict_get(input, "arguments");
4243 if (!obj) {
4244 args = qdict_new();
4245 } else if (qobject_type(obj) != QTYPE_QDICT) {
4246 qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "arguments", "object");
4247 goto err_input;
4248 } else {
4249 args = qobject_to_qdict(obj);
4250 QINCREF(args);
4251 }
4252
4253 QDECREF(input);
4254
4255 err = monitor_check_qmp_args(cmd, args);
4256 if (err < 0) {
4257 goto err_out;
4258 }
4259
4260 if (monitor_handler_is_async(cmd)) {
4261 qmp_async_cmd_handler(mon, cmd, args);
4262 } else {
4263 monitor_call_handler(mon, cmd, args);
4264 }
4265 goto out;
4266
4267 err_input:
4268 QDECREF(input);
4269 err_out:
4270 monitor_protocol_emitter(mon, NULL);
4271 out:
4272 QDECREF(args);
4273 }
4274
4275 /**
4276 * monitor_control_read(): Read and handle QMP input
4277 */
4278 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4279 {
4280 Monitor *old_mon = cur_mon;
4281
4282 cur_mon = opaque;
4283
4284 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4285
4286 cur_mon = old_mon;
4287 }
4288
4289 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4290 {
4291 Monitor *old_mon = cur_mon;
4292 int i;
4293
4294 cur_mon = opaque;
4295
4296 if (cur_mon->rs) {
4297 for (i = 0; i < size; i++)
4298 readline_handle_byte(cur_mon->rs, buf[i]);
4299 } else {
4300 if (size == 0 || buf[size - 1] != 0)
4301 monitor_printf(cur_mon, "corrupted command\n");
4302 else
4303 handle_user_command(cur_mon, (char *)buf);
4304 }
4305
4306 cur_mon = old_mon;
4307 }
4308
4309 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4310 {
4311 monitor_suspend(mon);
4312 handle_user_command(mon, cmdline);
4313 monitor_resume(mon);
4314 }
4315
4316 int monitor_suspend(Monitor *mon)
4317 {
4318 if (!mon->rs)
4319 return -ENOTTY;
4320 mon->suspend_cnt++;
4321 return 0;
4322 }
4323
4324 void monitor_resume(Monitor *mon)
4325 {
4326 if (!mon->rs)
4327 return;
4328 if (--mon->suspend_cnt == 0)
4329 readline_show_prompt(mon->rs);
4330 }
4331
4332 static QObject *get_qmp_greeting(void)
4333 {
4334 QObject *ver;
4335
4336 do_info_version(NULL, &ver);
4337 return qobject_from_jsonf("{'QMP':{'version': %p,'capabilities': []}}",ver);
4338 }
4339
4340 /**
4341 * monitor_control_event(): Print QMP gretting
4342 */
4343 static void monitor_control_event(void *opaque, int event)
4344 {
4345 QObject *data;
4346 Monitor *mon = opaque;
4347
4348 switch (event) {
4349 case CHR_EVENT_OPENED:
4350 mon->mc->command_mode = 0;
4351 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4352 data = get_qmp_greeting();
4353 monitor_json_emitter(mon, data);
4354 qobject_decref(data);
4355 break;
4356 case CHR_EVENT_CLOSED:
4357 json_message_parser_destroy(&mon->mc->parser);
4358 break;
4359 }
4360 }
4361
4362 static void monitor_event(void *opaque, int event)
4363 {
4364 Monitor *mon = opaque;
4365
4366 switch (event) {
4367 case CHR_EVENT_MUX_IN:
4368 mon->mux_out = 0;
4369 if (mon->reset_seen) {
4370 readline_restart(mon->rs);
4371 monitor_resume(mon);
4372 monitor_flush(mon);
4373 } else {
4374 mon->suspend_cnt = 0;
4375 }
4376 break;
4377
4378 case CHR_EVENT_MUX_OUT:
4379 if (mon->reset_seen) {
4380 if (mon->suspend_cnt == 0) {
4381 monitor_printf(mon, "\n");
4382 }
4383 monitor_flush(mon);
4384 monitor_suspend(mon);
4385 } else {
4386 mon->suspend_cnt++;
4387 }
4388 mon->mux_out = 1;
4389 break;
4390
4391 case CHR_EVENT_OPENED:
4392 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4393 "information\n", QEMU_VERSION);
4394 if (!mon->mux_out) {
4395 readline_show_prompt(mon->rs);
4396 }
4397 mon->reset_seen = 1;
4398 break;
4399 }
4400 }
4401
4402
4403 /*
4404 * Local variables:
4405 * c-indent-level: 4
4406 * c-basic-offset: 4
4407 * tab-width: 8
4408 * End:
4409 */
4410
4411 void monitor_init(CharDriverState *chr, int flags)
4412 {
4413 static int is_first_init = 1;
4414 Monitor *mon;
4415
4416 if (is_first_init) {
4417 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4418 is_first_init = 0;
4419 }
4420
4421 mon = qemu_mallocz(sizeof(*mon));
4422
4423 mon->chr = chr;
4424 mon->flags = flags;
4425 if (flags & MONITOR_USE_READLINE) {
4426 mon->rs = readline_init(mon, monitor_find_completion);
4427 monitor_read_command(mon, 0);
4428 }
4429
4430 if (monitor_ctrl_mode(mon)) {
4431 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4432 /* Control mode requires special handlers */
4433 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4434 monitor_control_event, mon);
4435 } else {
4436 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4437 monitor_event, mon);
4438 }
4439
4440 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4441 if (!default_mon || (flags & MONITOR_IS_DEFAULT))
4442 default_mon = mon;
4443 }
4444
4445 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4446 {
4447 BlockDriverState *bs = opaque;
4448 int ret = 0;
4449
4450 if (bdrv_set_key(bs, password) != 0) {
4451 monitor_printf(mon, "invalid password\n");
4452 ret = -EPERM;
4453 }
4454 if (mon->password_completion_cb)
4455 mon->password_completion_cb(mon->password_opaque, ret);
4456
4457 monitor_read_command(mon, 1);
4458 }
4459
4460 int monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4461 BlockDriverCompletionFunc *completion_cb,
4462 void *opaque)
4463 {
4464 int err;
4465
4466 if (!bdrv_key_required(bs)) {
4467 if (completion_cb)
4468 completion_cb(opaque, 0);
4469 return 0;
4470 }
4471
4472 if (monitor_ctrl_mode(mon)) {
4473 qerror_report(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4474 return -1;
4475 }
4476
4477 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4478 bdrv_get_encrypted_filename(bs));
4479
4480 mon->password_completion_cb = completion_cb;
4481 mon->password_opaque = opaque;
4482
4483 err = monitor_read_password(mon, bdrv_password_cb, bs);
4484
4485 if (err && completion_cb)
4486 completion_cb(opaque, err);
4487
4488 return err;
4489 }
AMD IOMMU emulation for KVM