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virtio-serial-bus: Add ability to hot-unplug ports
[qemu.git] / monitor.c
blob801a92601e453b9665ada3e4f1aa8ab89da5fb29
1 /*
2 * QEMU monitor
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include <dirent.h>
25 #include "hw/hw.h"
26 #include "hw/qdev.h"
27 #include "hw/usb.h"
28 #include "hw/pcmcia.h"
29 #include "hw/pc.h"
30 #include "hw/pci.h"
31 #include "hw/watchdog.h"
32 #include "hw/loader.h"
33 #include "gdbstub.h"
34 #include "net.h"
35 #include "net/slirp.h"
36 #include "qemu-char.h"
37 #include "sysemu.h"
38 #include "monitor.h"
39 #include "readline.h"
40 #include "console.h"
41 #include "block.h"
42 #include "audio/audio.h"
43 #include "disas.h"
44 #include "balloon.h"
45 #include "qemu-timer.h"
46 #include "migration.h"
47 #include "kvm.h"
48 #include "acl.h"
49 #include "qint.h"
50 #include "qlist.h"
51 #include "qdict.h"
52 #include "qbool.h"
53 #include "qstring.h"
54 #include "qerror.h"
55 #include "qjson.h"
56 #include "json-streamer.h"
57 #include "json-parser.h"
58 #include "osdep.h"
59
60 //#define DEBUG
61 //#define DEBUG_COMPLETION
62
63 /*
64 * Supported types:
65 *
66 * 'F' filename
67 * 'B' block device name
68 * 's' string (accept optional quote)
69 * 'i' 32 bit integer
70 * 'l' target long (32 or 64 bit)
71 * '/' optional gdb-like print format (like "/10x")
72 *
73 * '?' optional type (for all types, except '/')
74 * '.' other form of optional type (for 'i' and 'l')
75 * '-' optional parameter (eg. '-f')
76 *
77 */
78
79 typedef struct mon_cmd_t {
80 const char *name;
81 const char *args_type;
82 const char *params;
83 const char *help;
84 void (*user_print)(Monitor *mon, const QObject *data);
85 union {
86 void (*info)(Monitor *mon);
87 void (*info_new)(Monitor *mon, QObject **ret_data);
88 void (*cmd)(Monitor *mon, const QDict *qdict);
89 void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
90 } mhandler;
91 } mon_cmd_t;
92
93 /* file descriptors passed via SCM_RIGHTS */
94 typedef struct mon_fd_t mon_fd_t;
95 struct mon_fd_t {
96 char *name;
97 int fd;
98 QLIST_ENTRY(mon_fd_t) next;
99 };
100
101 typedef struct MonitorControl {
102 QObject *id;
103 int print_enabled;
104 JSONMessageParser parser;
105 } MonitorControl;
106
107 struct Monitor {
108 CharDriverState *chr;
109 int mux_out;
110 int reset_seen;
111 int flags;
112 int suspend_cnt;
113 uint8_t outbuf[1024];
114 int outbuf_index;
115 ReadLineState *rs;
116 MonitorControl *mc;
117 CPUState *mon_cpu;
118 BlockDriverCompletionFunc *password_completion_cb;
119 void *password_opaque;
120 QError *error;
121 QLIST_HEAD(,mon_fd_t) fds;
122 QLIST_ENTRY(Monitor) entry;
123 };
124
125 static QLIST_HEAD(mon_list, Monitor) mon_list;
126
127 static const mon_cmd_t mon_cmds[];
128 static const mon_cmd_t info_cmds[];
129
130 Monitor *cur_mon = NULL;
131
132 static void monitor_command_cb(Monitor *mon, const char *cmdline,
133 void *opaque);
134
135 /* Return true if in control mode, false otherwise */
136 static inline int monitor_ctrl_mode(const Monitor *mon)
137 {
138 return (mon->flags & MONITOR_USE_CONTROL);
139 }
140
141 static void monitor_read_command(Monitor *mon, int show_prompt)
142 {
143 if (!mon->rs)
144 return;
145
146 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
147 if (show_prompt)
148 readline_show_prompt(mon->rs);
149 }
150
151 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
152 void *opaque)
153 {
154 if (monitor_ctrl_mode(mon)) {
155 qemu_error_new(QERR_MISSING_PARAMETER, "password");
156 return -EINVAL;
157 } else if (mon->rs) {
158 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
159 /* prompt is printed on return from the command handler */
160 return 0;
161 } else {
162 monitor_printf(mon, "terminal does not support password prompting\n");
163 return -ENOTTY;
164 }
165 }
166
167 void monitor_flush(Monitor *mon)
168 {
169 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
170 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
171 mon->outbuf_index = 0;
172 }
173 }
174
175 /* flush at every end of line or if the buffer is full */
176 static void monitor_puts(Monitor *mon, const char *str)
177 {
178 char c;
179
180 for(;;) {
181 c = *str++;
182 if (c == '\0')
183 break;
184 if (c == '\n')
185 mon->outbuf[mon->outbuf_index++] = '\r';
186 mon->outbuf[mon->outbuf_index++] = c;
187 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
188 || c == '\n')
189 monitor_flush(mon);
190 }
191 }
192
193 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
194 {
195 if (!mon)
196 return;
197
198 if (mon->mc && !mon->mc->print_enabled) {
199 qemu_error_new(QERR_UNDEFINED_ERROR);
200 } else {
201 char buf[4096];
202 vsnprintf(buf, sizeof(buf), fmt, ap);
203 monitor_puts(mon, buf);
204 }
205 }
206
207 void monitor_printf(Monitor *mon, const char *fmt, ...)
208 {
209 va_list ap;
210 va_start(ap, fmt);
211 monitor_vprintf(mon, fmt, ap);
212 va_end(ap);
213 }
214
215 void monitor_print_filename(Monitor *mon, const char *filename)
216 {
217 int i;
218
219 for (i = 0; filename[i]; i++) {
220 switch (filename[i]) {
221 case ' ':
222 case '"':
223 case '\\':
224 monitor_printf(mon, "\\%c", filename[i]);
225 break;
226 case '\t':
227 monitor_printf(mon, "\\t");
228 break;
229 case '\r':
230 monitor_printf(mon, "\\r");
231 break;
232 case '\n':
233 monitor_printf(mon, "\\n");
234 break;
235 default:
236 monitor_printf(mon, "%c", filename[i]);
237 break;
238 }
239 }
240 }
241
242 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
243 {
244 va_list ap;
245 va_start(ap, fmt);
246 monitor_vprintf((Monitor *)stream, fmt, ap);
247 va_end(ap);
248 return 0;
249 }
250
251 static void monitor_user_noop(Monitor *mon, const QObject *data) { }
252
253 static inline int monitor_handler_ported(const mon_cmd_t *cmd)
254 {
255 return cmd->user_print != NULL;
256 }
257
258 static inline int monitor_has_error(const Monitor *mon)
259 {
260 return mon->error != NULL;
261 }
262
263 static void monitor_json_emitter(Monitor *mon, const QObject *data)
264 {
265 QString *json;
266
267 json = qobject_to_json(data);
268 assert(json != NULL);
269
270 mon->mc->print_enabled = 1;
271 monitor_printf(mon, "%s\n", qstring_get_str(json));
272 mon->mc->print_enabled = 0;
273
274 QDECREF(json);
275 }
276
277 static void monitor_protocol_emitter(Monitor *mon, QObject *data)
278 {
279 QDict *qmp;
280
281 qmp = qdict_new();
282
283 if (!monitor_has_error(mon)) {
284 /* success response */
285 if (data) {
286 qobject_incref(data);
287 qdict_put_obj(qmp, "return", data);
288 } else {
289 /* return an empty QDict by default */
290 qdict_put(qmp, "return", qdict_new());
291 }
292 } else {
293 /* error response */
294 qdict_put(mon->error->error, "desc", qerror_human(mon->error));
295 qdict_put(qmp, "error", mon->error->error);
296 QINCREF(mon->error->error);
297 QDECREF(mon->error);
298 mon->error = NULL;
299 }
300
301 if (mon->mc->id) {
302 qdict_put_obj(qmp, "id", mon->mc->id);
303 mon->mc->id = NULL;
304 }
305
306 monitor_json_emitter(mon, QOBJECT(qmp));
307 QDECREF(qmp);
308 }
309
310 static void timestamp_put(QDict *qdict)
311 {
312 int err;
313 QObject *obj;
314 qemu_timeval tv;
315
316 err = qemu_gettimeofday(&tv);
317 if (err < 0)
318 return;
319
320 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
321 "'microseconds': %" PRId64 " }",
322 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
323 assert(obj != NULL);
324
325 qdict_put_obj(qdict, "timestamp", obj);
326 }
327
328 /**
329 * monitor_protocol_event(): Generate a Monitor event
330 *
331 * Event-specific data can be emitted through the (optional) 'data' parameter.
332 */
333 void monitor_protocol_event(MonitorEvent event, QObject *data)
334 {
335 QDict *qmp;
336 const char *event_name;
337 Monitor *mon;
338
339 assert(event < QEVENT_MAX);
340
341 switch (event) {
342 case QEVENT_DEBUG:
343 event_name = "DEBUG";
344 break;
345 case QEVENT_SHUTDOWN:
346 event_name = "SHUTDOWN";
347 break;
348 case QEVENT_RESET:
349 event_name = "RESET";
350 break;
351 case QEVENT_POWERDOWN:
352 event_name = "POWERDOWN";
353 break;
354 case QEVENT_STOP:
355 event_name = "STOP";
356 break;
357 case QEVENT_VNC_CONNECTED:
358 event_name = "VNC_CONNECTED";
359 break;
360 case QEVENT_VNC_INITIALIZED:
361 event_name = "VNC_INITIALIZED";
362 break;
363 case QEVENT_VNC_DISCONNECTED:
364 event_name = "VNC_DISCONNECTED";
365 break;
366 default:
367 abort();
368 break;
369 }
370
371 qmp = qdict_new();
372 timestamp_put(qmp);
373 qdict_put(qmp, "event", qstring_from_str(event_name));
374 if (data) {
375 qobject_incref(data);
376 qdict_put_obj(qmp, "data", data);
377 }
378
379 QLIST_FOREACH(mon, &mon_list, entry) {
380 if (!monitor_ctrl_mode(mon))
381 return;
382
383 monitor_json_emitter(mon, QOBJECT(qmp));
384 }
385 QDECREF(qmp);
386 }
387
388 static int compare_cmd(const char *name, const char *list)
389 {
390 const char *p, *pstart;
391 int len;
392 len = strlen(name);
393 p = list;
394 for(;;) {
395 pstart = p;
396 p = strchr(p, '|');
397 if (!p)
398 p = pstart + strlen(pstart);
399 if ((p - pstart) == len && !memcmp(pstart, name, len))
400 return 1;
401 if (*p == '\0')
402 break;
403 p++;
404 }
405 return 0;
406 }
407
408 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
409 const char *prefix, const char *name)
410 {
411 const mon_cmd_t *cmd;
412
413 for(cmd = cmds; cmd->name != NULL; cmd++) {
414 if (!name || !strcmp(name, cmd->name))
415 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
416 cmd->params, cmd->help);
417 }
418 }
419
420 static void help_cmd(Monitor *mon, const char *name)
421 {
422 if (name && !strcmp(name, "info")) {
423 help_cmd_dump(mon, info_cmds, "info ", NULL);
424 } else {
425 help_cmd_dump(mon, mon_cmds, "", name);
426 if (name && !strcmp(name, "log")) {
427 const CPULogItem *item;
428 monitor_printf(mon, "Log items (comma separated):\n");
429 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
430 for(item = cpu_log_items; item->mask != 0; item++) {
431 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
432 }
433 }
434 }
435 }
436
437 static void do_help_cmd(Monitor *mon, const QDict *qdict)
438 {
439 help_cmd(mon, qdict_get_try_str(qdict, "name"));
440 }
441
442 static void do_commit(Monitor *mon, const QDict *qdict)
443 {
444 int all_devices;
445 DriveInfo *dinfo;
446 const char *device = qdict_get_str(qdict, "device");
447
448 all_devices = !strcmp(device, "all");
449 QTAILQ_FOREACH(dinfo, &drives, next) {
450 if (!all_devices)
451 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
452 continue;
453 bdrv_commit(dinfo->bdrv);
454 }
455 }
456
457 static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
458 {
459 const mon_cmd_t *cmd;
460 const char *item = qdict_get_try_str(qdict, "item");
461
462 if (!item) {
463 assert(monitor_ctrl_mode(mon) == 0);
464 goto help;
465 }
466
467 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
468 if (compare_cmd(item, cmd->name))
469 break;
470 }
471
472 if (cmd->name == NULL) {
473 if (monitor_ctrl_mode(mon)) {
474 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
475 return;
476 }
477 goto help;
478 }
479
480 if (monitor_handler_ported(cmd)) {
481 cmd->mhandler.info_new(mon, ret_data);
482
483 if (!monitor_ctrl_mode(mon)) {
484 /*
485 * User Protocol function is called here, Monitor Protocol is
486 * handled by monitor_call_handler()
487 */
488 if (*ret_data)
489 cmd->user_print(mon, *ret_data);
490 }
491 } else {
492 if (monitor_ctrl_mode(mon)) {
493 /* handler not converted yet */
494 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
495 } else {
496 cmd->mhandler.info(mon);
497 }
498 }
499
500 return;
501
502 help:
503 help_cmd(mon, "info");
504 }
505
506 static void do_info_version_print(Monitor *mon, const QObject *data)
507 {
508 QDict *qdict;
509
510 qdict = qobject_to_qdict(data);
511
512 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
513 qdict_get_str(qdict, "package"));
514 }
515
516 /**
517 * do_info_version(): Show QEMU version
518 *
519 * Return a QDict with the following information:
520 *
521 * - "qemu": QEMU's version
522 * - "package": package's version
523 *
524 * Example:
525 *
526 * { "qemu": "0.11.50", "package": "" }
527 */
528 static void do_info_version(Monitor *mon, QObject **ret_data)
529 {
530 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
531 QEMU_VERSION, QEMU_PKGVERSION);
532 }
533
534 static void do_info_name_print(Monitor *mon, const QObject *data)
535 {
536 QDict *qdict;
537
538 qdict = qobject_to_qdict(data);
539 if (qdict_size(qdict) == 0) {
540 return;
541 }
542
543 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
544 }
545
546 /**
547 * do_info_name(): Show VM name
548 *
549 * Return a QDict with the following information:
550 *
551 * - "name": VM's name (optional)
552 *
553 * Example:
554 *
555 * { "name": "qemu-name" }
556 */
557 static void do_info_name(Monitor *mon, QObject **ret_data)
558 {
559 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
560 qobject_from_jsonf("{}");
561 }
562
563 static QObject *get_cmd_dict(const char *name)
564 {
565 const char *p;
566
567 /* Remove '|' from some commands */
568 p = strchr(name, '|');
569 if (p) {
570 p++;
571 } else {
572 p = name;
573 }
574
575 return qobject_from_jsonf("{ 'name': %s }", p);
576 }
577
578 /**
579 * do_info_commands(): List QMP available commands
580 *
581 * Each command is represented by a QDict, the returned QObject is a QList
582 * of all commands.
583 *
584 * The QDict contains:
585 *
586 * - "name": command's name
587 *
588 * Example:
589 *
590 * { [ { "name": "query-balloon" }, { "name": "system_powerdown" } ] }
591 */
592 static void do_info_commands(Monitor *mon, QObject **ret_data)
593 {
594 QList *cmd_list;
595 const mon_cmd_t *cmd;
596
597 cmd_list = qlist_new();
598
599 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
600 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
601 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
602 }
603 }
604
605 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
606 if (monitor_handler_ported(cmd)) {
607 char buf[128];
608 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
609 qlist_append_obj(cmd_list, get_cmd_dict(buf));
610 }
611 }
612
613 *ret_data = QOBJECT(cmd_list);
614 }
615
616 #if defined(TARGET_I386)
617 static void do_info_hpet_print(Monitor *mon, const QObject *data)
618 {
619 monitor_printf(mon, "HPET is %s by QEMU\n",
620 qdict_get_bool(qobject_to_qdict(data), "enabled") ?
621 "enabled" : "disabled");
622 }
623
624 /**
625 * do_info_hpet(): Show HPET state
626 *
627 * Return a QDict with the following information:
628 *
629 * - "enabled": true if hpet if enabled, false otherwise
630 *
631 * Example:
632 *
633 * { "enabled": true }
634 */
635 static void do_info_hpet(Monitor *mon, QObject **ret_data)
636 {
637 *ret_data = qobject_from_jsonf("{ 'enabled': %i }", !no_hpet);
638 }
639 #endif
640
641 static void do_info_uuid_print(Monitor *mon, const QObject *data)
642 {
643 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
644 }
645
646 /**
647 * do_info_uuid(): Show VM UUID
648 *
649 * Return a QDict with the following information:
650 *
651 * - "UUID": Universally Unique Identifier
652 *
653 * Example:
654 *
655 * { "UUID": "550e8400-e29b-41d4-a716-446655440000" }
656 */
657 static void do_info_uuid(Monitor *mon, QObject **ret_data)
658 {
659 char uuid[64];
660
661 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
662 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
663 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
664 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
665 qemu_uuid[14], qemu_uuid[15]);
666 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
667 }
668
669 /* get the current CPU defined by the user */
670 static int mon_set_cpu(int cpu_index)
671 {
672 CPUState *env;
673
674 for(env = first_cpu; env != NULL; env = env->next_cpu) {
675 if (env->cpu_index == cpu_index) {
676 cur_mon->mon_cpu = env;
677 return 0;
678 }
679 }
680 return -1;
681 }
682
683 static CPUState *mon_get_cpu(void)
684 {
685 if (!cur_mon->mon_cpu) {
686 mon_set_cpu(0);
687 }
688 cpu_synchronize_state(cur_mon->mon_cpu);
689 return cur_mon->mon_cpu;
690 }
691
692 static void do_info_registers(Monitor *mon)
693 {
694 CPUState *env;
695 env = mon_get_cpu();
696 if (!env)
697 return;
698 #ifdef TARGET_I386
699 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
700 X86_DUMP_FPU);
701 #else
702 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
703 0);
704 #endif
705 }
706
707 static void print_cpu_iter(QObject *obj, void *opaque)
708 {
709 QDict *cpu;
710 int active = ' ';
711 Monitor *mon = opaque;
712
713 assert(qobject_type(obj) == QTYPE_QDICT);
714 cpu = qobject_to_qdict(obj);
715
716 if (qdict_get_bool(cpu, "current")) {
717 active = '*';
718 }
719
720 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
721
722 #if defined(TARGET_I386)
723 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
724 (target_ulong) qdict_get_int(cpu, "pc"));
725 #elif defined(TARGET_PPC)
726 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
727 (target_long) qdict_get_int(cpu, "nip"));
728 #elif defined(TARGET_SPARC)
729 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
730 (target_long) qdict_get_int(cpu, "pc"));
731 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
732 (target_long) qdict_get_int(cpu, "npc"));
733 #elif defined(TARGET_MIPS)
734 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
735 (target_long) qdict_get_int(cpu, "PC"));
736 #endif
737
738 if (qdict_get_bool(cpu, "halted")) {
739 monitor_printf(mon, " (halted)");
740 }
741
742 monitor_printf(mon, "\n");
743 }
744
745 static void monitor_print_cpus(Monitor *mon, const QObject *data)
746 {
747 QList *cpu_list;
748
749 assert(qobject_type(data) == QTYPE_QLIST);
750 cpu_list = qobject_to_qlist(data);
751 qlist_iter(cpu_list, print_cpu_iter, mon);
752 }
753
754 /**
755 * do_info_cpus(): Show CPU information
756 *
757 * Return a QList. Each CPU is represented by a QDict, which contains:
758 *
759 * - "cpu": CPU index
760 * - "current": true if this is the current CPU, false otherwise
761 * - "halted": true if the cpu is halted, false otherwise
762 * - Current program counter. The key's name depends on the architecture:
763 * "pc": i386/x86)64
764 * "nip": PPC
765 * "pc" and "npc": sparc
766 * "PC": mips
767 *
768 * Example:
769 *
770 * [ { "CPU": 0, "current": true, "halted": false, "pc": 3227107138 },
771 * { "CPU": 1, "current": false, "halted": true, "pc": 7108165 } ]
772 */
773 static void do_info_cpus(Monitor *mon, QObject **ret_data)
774 {
775 CPUState *env;
776 QList *cpu_list;
777
778 cpu_list = qlist_new();
779
780 /* just to set the default cpu if not already done */
781 mon_get_cpu();
782
783 for(env = first_cpu; env != NULL; env = env->next_cpu) {
784 QDict *cpu;
785 QObject *obj;
786
787 cpu_synchronize_state(env);
788
789 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
790 env->cpu_index, env == mon->mon_cpu,
791 env->halted);
792 assert(obj != NULL);
793
794 cpu = qobject_to_qdict(obj);
795
796 #if defined(TARGET_I386)
797 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
798 #elif defined(TARGET_PPC)
799 qdict_put(cpu, "nip", qint_from_int(env->nip));
800 #elif defined(TARGET_SPARC)
801 qdict_put(cpu, "pc", qint_from_int(env->pc));
802 qdict_put(cpu, "npc", qint_from_int(env->npc));
803 #elif defined(TARGET_MIPS)
804 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
805 #endif
806
807 qlist_append(cpu_list, cpu);
808 }
809
810 *ret_data = QOBJECT(cpu_list);
811 }
812
813 static void do_cpu_set(Monitor *mon, const QDict *qdict)
814 {
815 int index = qdict_get_int(qdict, "index");
816 if (mon_set_cpu(index) < 0)
817 monitor_printf(mon, "Invalid CPU index\n");
818 }
819
820 static void do_info_jit(Monitor *mon)
821 {
822 dump_exec_info((FILE *)mon, monitor_fprintf);
823 }
824
825 static void do_info_history(Monitor *mon)
826 {
827 int i;
828 const char *str;
829
830 if (!mon->rs)
831 return;
832 i = 0;
833 for(;;) {
834 str = readline_get_history(mon->rs, i);
835 if (!str)
836 break;
837 monitor_printf(mon, "%d: '%s'\n", i, str);
838 i++;
839 }
840 }
841
842 #if defined(TARGET_PPC)
843 /* XXX: not implemented in other targets */
844 static void do_info_cpu_stats(Monitor *mon)
845 {
846 CPUState *env;
847
848 env = mon_get_cpu();
849 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
850 }
851 #endif
852
853 /**
854 * do_quit(): Quit QEMU execution
855 */
856 static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
857 {
858 exit(0);
859 }
860
861 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
862 {
863 if (bdrv_is_inserted(bs)) {
864 if (!force) {
865 if (!bdrv_is_removable(bs)) {
866 qemu_error_new(QERR_DEVICE_NOT_REMOVABLE,
867 bdrv_get_device_name(bs));
868 return -1;
869 }
870 if (bdrv_is_locked(bs)) {
871 qemu_error_new(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
872 return -1;
873 }
874 }
875 bdrv_close(bs);
876 }
877 return 0;
878 }
879
880 static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
881 {
882 BlockDriverState *bs;
883 int force = qdict_get_int(qdict, "force");
884 const char *filename = qdict_get_str(qdict, "device");
885
886 bs = bdrv_find(filename);
887 if (!bs) {
888 qemu_error_new(QERR_DEVICE_NOT_FOUND, filename);
889 return;
890 }
891 eject_device(mon, bs, force);
892 }
893
894 static void do_block_set_passwd(Monitor *mon, const QDict *qdict,
895 QObject **ret_data)
896 {
897 BlockDriverState *bs;
898
899 bs = bdrv_find(qdict_get_str(qdict, "device"));
900 if (!bs) {
901 qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
902 return;
903 }
904
905 if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
906 qemu_error_new(QERR_INVALID_PASSWORD);
907 }
908 }
909
910 static void do_change_block(Monitor *mon, const char *device,
911 const char *filename, const char *fmt)
912 {
913 BlockDriverState *bs;
914 BlockDriver *drv = NULL;
915
916 bs = bdrv_find(device);
917 if (!bs) {
918 qemu_error_new(QERR_DEVICE_NOT_FOUND, device);
919 return;
920 }
921 if (fmt) {
922 drv = bdrv_find_whitelisted_format(fmt);
923 if (!drv) {
924 qemu_error_new(QERR_INVALID_BLOCK_FORMAT, fmt);
925 return;
926 }
927 }
928 if (eject_device(mon, bs, 0) < 0)
929 return;
930 bdrv_open2(bs, filename, BDRV_O_RDWR, drv);
931 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
932 }
933
934 static void change_vnc_password(const char *password)
935 {
936 if (vnc_display_password(NULL, password) < 0)
937 qemu_error_new(QERR_SET_PASSWD_FAILED);
938
939 }
940
941 static void change_vnc_password_cb(Monitor *mon, const char *password,
942 void *opaque)
943 {
944 change_vnc_password(password);
945 monitor_read_command(mon, 1);
946 }
947
948 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
949 {
950 if (strcmp(target, "passwd") == 0 ||
951 strcmp(target, "password") == 0) {
952 if (arg) {
953 char password[9];
954 strncpy(password, arg, sizeof(password));
955 password[sizeof(password) - 1] = '\0';
956 change_vnc_password(password);
957 } else {
958 monitor_read_password(mon, change_vnc_password_cb, NULL);
959 }
960 } else {
961 if (vnc_display_open(NULL, target) < 0)
962 qemu_error_new(QERR_VNC_SERVER_FAILED, target);
963 }
964 }
965
966 /**
967 * do_change(): Change a removable medium, or VNC configuration
968 */
969 static void do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
970 {
971 const char *device = qdict_get_str(qdict, "device");
972 const char *target = qdict_get_str(qdict, "target");
973 const char *arg = qdict_get_try_str(qdict, "arg");
974 if (strcmp(device, "vnc") == 0) {
975 do_change_vnc(mon, target, arg);
976 } else {
977 do_change_block(mon, device, target, arg);
978 }
979 }
980
981 static void do_screen_dump(Monitor *mon, const QDict *qdict)
982 {
983 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
984 }
985
986 static void do_logfile(Monitor *mon, const QDict *qdict)
987 {
988 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
989 }
990
991 static void do_log(Monitor *mon, const QDict *qdict)
992 {
993 int mask;
994 const char *items = qdict_get_str(qdict, "items");
995
996 if (!strcmp(items, "none")) {
997 mask = 0;
998 } else {
999 mask = cpu_str_to_log_mask(items);
1000 if (!mask) {
1001 help_cmd(mon, "log");
1002 return;
1003 }
1004 }
1005 cpu_set_log(mask);
1006 }
1007
1008 static void do_singlestep(Monitor *mon, const QDict *qdict)
1009 {
1010 const char *option = qdict_get_try_str(qdict, "option");
1011 if (!option || !strcmp(option, "on")) {
1012 singlestep = 1;
1013 } else if (!strcmp(option, "off")) {
1014 singlestep = 0;
1015 } else {
1016 monitor_printf(mon, "unexpected option %s\n", option);
1017 }
1018 }
1019
1020 /**
1021 * do_stop(): Stop VM execution
1022 */
1023 static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1024 {
1025 vm_stop(EXCP_INTERRUPT);
1026 }
1027
1028 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1029
1030 struct bdrv_iterate_context {
1031 Monitor *mon;
1032 int err;
1033 };
1034
1035 /**
1036 * do_cont(): Resume emulation.
1037 */
1038 static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1039 {
1040 struct bdrv_iterate_context context = { mon, 0 };
1041
1042 bdrv_iterate(encrypted_bdrv_it, &context);
1043 /* only resume the vm if all keys are set and valid */
1044 if (!context.err)
1045 vm_start();
1046 }
1047
1048 static void bdrv_key_cb(void *opaque, int err)
1049 {
1050 Monitor *mon = opaque;
1051
1052 /* another key was set successfully, retry to continue */
1053 if (!err)
1054 do_cont(mon, NULL, NULL);
1055 }
1056
1057 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1058 {
1059 struct bdrv_iterate_context *context = opaque;
1060
1061 if (!context->err && bdrv_key_required(bs)) {
1062 context->err = -EBUSY;
1063 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1064 context->mon);
1065 }
1066 }
1067
1068 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1069 {
1070 const char *device = qdict_get_try_str(qdict, "device");
1071 if (!device)
1072 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1073 if (gdbserver_start(device) < 0) {
1074 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1075 device);
1076 } else if (strcmp(device, "none") == 0) {
1077 monitor_printf(mon, "Disabled gdbserver\n");
1078 } else {
1079 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1080 device);
1081 }
1082 }
1083
1084 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1085 {
1086 const char *action = qdict_get_str(qdict, "action");
1087 if (select_watchdog_action(action) == -1) {
1088 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1089 }
1090 }
1091
1092 static void monitor_printc(Monitor *mon, int c)
1093 {
1094 monitor_printf(mon, "'");
1095 switch(c) {
1096 case '\'':
1097 monitor_printf(mon, "\\'");
1098 break;
1099 case '\\':
1100 monitor_printf(mon, "\\\\");
1101 break;
1102 case '\n':
1103 monitor_printf(mon, "\\n");
1104 break;
1105 case '\r':
1106 monitor_printf(mon, "\\r");
1107 break;
1108 default:
1109 if (c >= 32 && c <= 126) {
1110 monitor_printf(mon, "%c", c);
1111 } else {
1112 monitor_printf(mon, "\\x%02x", c);
1113 }
1114 break;
1115 }
1116 monitor_printf(mon, "'");
1117 }
1118
1119 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1120 target_phys_addr_t addr, int is_physical)
1121 {
1122 CPUState *env;
1123 int l, line_size, i, max_digits, len;
1124 uint8_t buf[16];
1125 uint64_t v;
1126
1127 if (format == 'i') {
1128 int flags;
1129 flags = 0;
1130 env = mon_get_cpu();
1131 if (!env && !is_physical)
1132 return;
1133 #ifdef TARGET_I386
1134 if (wsize == 2) {
1135 flags = 1;
1136 } else if (wsize == 4) {
1137 flags = 0;
1138 } else {
1139 /* as default we use the current CS size */
1140 flags = 0;
1141 if (env) {
1142 #ifdef TARGET_X86_64
1143 if ((env->efer & MSR_EFER_LMA) &&
1144 (env->segs[R_CS].flags & DESC_L_MASK))
1145 flags = 2;
1146 else
1147 #endif
1148 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1149 flags = 1;
1150 }
1151 }
1152 #endif
1153 monitor_disas(mon, env, addr, count, is_physical, flags);
1154 return;
1155 }
1156
1157 len = wsize * count;
1158 if (wsize == 1)
1159 line_size = 8;
1160 else
1161 line_size = 16;
1162 max_digits = 0;
1163
1164 switch(format) {
1165 case 'o':
1166 max_digits = (wsize * 8 + 2) / 3;
1167 break;
1168 default:
1169 case 'x':
1170 max_digits = (wsize * 8) / 4;
1171 break;
1172 case 'u':
1173 case 'd':
1174 max_digits = (wsize * 8 * 10 + 32) / 33;
1175 break;
1176 case 'c':
1177 wsize = 1;
1178 break;
1179 }
1180
1181 while (len > 0) {
1182 if (is_physical)
1183 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1184 else
1185 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1186 l = len;
1187 if (l > line_size)
1188 l = line_size;
1189 if (is_physical) {
1190 cpu_physical_memory_rw(addr, buf, l, 0);
1191 } else {
1192 env = mon_get_cpu();
1193 if (!env)
1194 break;
1195 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1196 monitor_printf(mon, " Cannot access memory\n");
1197 break;
1198 }
1199 }
1200 i = 0;
1201 while (i < l) {
1202 switch(wsize) {
1203 default:
1204 case 1:
1205 v = ldub_raw(buf + i);
1206 break;
1207 case 2:
1208 v = lduw_raw(buf + i);
1209 break;
1210 case 4:
1211 v = (uint32_t)ldl_raw(buf + i);
1212 break;
1213 case 8:
1214 v = ldq_raw(buf + i);
1215 break;
1216 }
1217 monitor_printf(mon, " ");
1218 switch(format) {
1219 case 'o':
1220 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1221 break;
1222 case 'x':
1223 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1224 break;
1225 case 'u':
1226 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1227 break;
1228 case 'd':
1229 monitor_printf(mon, "%*" PRId64, max_digits, v);
1230 break;
1231 case 'c':
1232 monitor_printc(mon, v);
1233 break;
1234 }
1235 i += wsize;
1236 }
1237 monitor_printf(mon, "\n");
1238 addr += l;
1239 len -= l;
1240 }
1241 }
1242
1243 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1244 {
1245 int count = qdict_get_int(qdict, "count");
1246 int format = qdict_get_int(qdict, "format");
1247 int size = qdict_get_int(qdict, "size");
1248 target_long addr = qdict_get_int(qdict, "addr");
1249
1250 memory_dump(mon, count, format, size, addr, 0);
1251 }
1252
1253 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1254 {
1255 int count = qdict_get_int(qdict, "count");
1256 int format = qdict_get_int(qdict, "format");
1257 int size = qdict_get_int(qdict, "size");
1258 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1259
1260 memory_dump(mon, count, format, size, addr, 1);
1261 }
1262
1263 static void do_print(Monitor *mon, const QDict *qdict)
1264 {
1265 int format = qdict_get_int(qdict, "format");
1266 target_phys_addr_t val = qdict_get_int(qdict, "val");
1267
1268 #if TARGET_PHYS_ADDR_BITS == 32
1269 switch(format) {
1270 case 'o':
1271 monitor_printf(mon, "%#o", val);
1272 break;
1273 case 'x':
1274 monitor_printf(mon, "%#x", val);
1275 break;
1276 case 'u':
1277 monitor_printf(mon, "%u", val);
1278 break;
1279 default:
1280 case 'd':
1281 monitor_printf(mon, "%d", val);
1282 break;
1283 case 'c':
1284 monitor_printc(mon, val);
1285 break;
1286 }
1287 #else
1288 switch(format) {
1289 case 'o':
1290 monitor_printf(mon, "%#" PRIo64, val);
1291 break;
1292 case 'x':
1293 monitor_printf(mon, "%#" PRIx64, val);
1294 break;
1295 case 'u':
1296 monitor_printf(mon, "%" PRIu64, val);
1297 break;
1298 default:
1299 case 'd':
1300 monitor_printf(mon, "%" PRId64, val);
1301 break;
1302 case 'c':
1303 monitor_printc(mon, val);
1304 break;
1305 }
1306 #endif
1307 monitor_printf(mon, "\n");
1308 }
1309
1310 static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1311 {
1312 FILE *f;
1313 uint32_t size = qdict_get_int(qdict, "size");
1314 const char *filename = qdict_get_str(qdict, "filename");
1315 target_long addr = qdict_get_int(qdict, "val");
1316 uint32_t l;
1317 CPUState *env;
1318 uint8_t buf[1024];
1319
1320 env = mon_get_cpu();
1321 if (!env)
1322 return;
1323
1324 f = fopen(filename, "wb");
1325 if (!f) {
1326 monitor_printf(mon, "could not open '%s'\n", filename);
1327 return;
1328 }
1329 while (size != 0) {
1330 l = sizeof(buf);
1331 if (l > size)
1332 l = size;
1333 cpu_memory_rw_debug(env, addr, buf, l, 0);
1334 fwrite(buf, 1, l, f);
1335 addr += l;
1336 size -= l;
1337 }
1338 fclose(f);
1339 }
1340
1341 static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1342 QObject **ret_data)
1343 {
1344 FILE *f;
1345 uint32_t l;
1346 uint8_t buf[1024];
1347 uint32_t size = qdict_get_int(qdict, "size");
1348 const char *filename = qdict_get_str(qdict, "filename");
1349 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1350
1351 f = fopen(filename, "wb");
1352 if (!f) {
1353 monitor_printf(mon, "could not open '%s'\n", filename);
1354 return;
1355 }
1356 while (size != 0) {
1357 l = sizeof(buf);
1358 if (l > size)
1359 l = size;
1360 cpu_physical_memory_rw(addr, buf, l, 0);
1361 fwrite(buf, 1, l, f);
1362 fflush(f);
1363 addr += l;
1364 size -= l;
1365 }
1366 fclose(f);
1367 }
1368
1369 static void do_sum(Monitor *mon, const QDict *qdict)
1370 {
1371 uint32_t addr;
1372 uint8_t buf[1];
1373 uint16_t sum;
1374 uint32_t start = qdict_get_int(qdict, "start");
1375 uint32_t size = qdict_get_int(qdict, "size");
1376
1377 sum = 0;
1378 for(addr = start; addr < (start + size); addr++) {
1379 cpu_physical_memory_rw(addr, buf, 1, 0);
1380 /* BSD sum algorithm ('sum' Unix command) */
1381 sum = (sum >> 1) | (sum << 15);
1382 sum += buf[0];
1383 }
1384 monitor_printf(mon, "%05d\n", sum);
1385 }
1386
1387 typedef struct {
1388 int keycode;
1389 const char *name;
1390 } KeyDef;
1391
1392 static const KeyDef key_defs[] = {
1393 { 0x2a, "shift" },
1394 { 0x36, "shift_r" },
1395
1396 { 0x38, "alt" },
1397 { 0xb8, "alt_r" },
1398 { 0x64, "altgr" },
1399 { 0xe4, "altgr_r" },
1400 { 0x1d, "ctrl" },
1401 { 0x9d, "ctrl_r" },
1402
1403 { 0xdd, "menu" },
1404
1405 { 0x01, "esc" },
1406
1407 { 0x02, "1" },
1408 { 0x03, "2" },
1409 { 0x04, "3" },
1410 { 0x05, "4" },
1411 { 0x06, "5" },
1412 { 0x07, "6" },
1413 { 0x08, "7" },
1414 { 0x09, "8" },
1415 { 0x0a, "9" },
1416 { 0x0b, "0" },
1417 { 0x0c, "minus" },
1418 { 0x0d, "equal" },
1419 { 0x0e, "backspace" },
1420
1421 { 0x0f, "tab" },
1422 { 0x10, "q" },
1423 { 0x11, "w" },
1424 { 0x12, "e" },
1425 { 0x13, "r" },
1426 { 0x14, "t" },
1427 { 0x15, "y" },
1428 { 0x16, "u" },
1429 { 0x17, "i" },
1430 { 0x18, "o" },
1431 { 0x19, "p" },
1432
1433 { 0x1c, "ret" },
1434
1435 { 0x1e, "a" },
1436 { 0x1f, "s" },
1437 { 0x20, "d" },
1438 { 0x21, "f" },
1439 { 0x22, "g" },
1440 { 0x23, "h" },
1441 { 0x24, "j" },
1442 { 0x25, "k" },
1443 { 0x26, "l" },
1444
1445 { 0x2c, "z" },
1446 { 0x2d, "x" },
1447 { 0x2e, "c" },
1448 { 0x2f, "v" },
1449 { 0x30, "b" },
1450 { 0x31, "n" },
1451 { 0x32, "m" },
1452 { 0x33, "comma" },
1453 { 0x34, "dot" },
1454 { 0x35, "slash" },
1455
1456 { 0x37, "asterisk" },
1457
1458 { 0x39, "spc" },
1459 { 0x3a, "caps_lock" },
1460 { 0x3b, "f1" },
1461 { 0x3c, "f2" },
1462 { 0x3d, "f3" },
1463 { 0x3e, "f4" },
1464 { 0x3f, "f5" },
1465 { 0x40, "f6" },
1466 { 0x41, "f7" },
1467 { 0x42, "f8" },
1468 { 0x43, "f9" },
1469 { 0x44, "f10" },
1470 { 0x45, "num_lock" },
1471 { 0x46, "scroll_lock" },
1472
1473 { 0xb5, "kp_divide" },
1474 { 0x37, "kp_multiply" },
1475 { 0x4a, "kp_subtract" },
1476 { 0x4e, "kp_add" },
1477 { 0x9c, "kp_enter" },
1478 { 0x53, "kp_decimal" },
1479 { 0x54, "sysrq" },
1480
1481 { 0x52, "kp_0" },
1482 { 0x4f, "kp_1" },
1483 { 0x50, "kp_2" },
1484 { 0x51, "kp_3" },
1485 { 0x4b, "kp_4" },
1486 { 0x4c, "kp_5" },
1487 { 0x4d, "kp_6" },
1488 { 0x47, "kp_7" },
1489 { 0x48, "kp_8" },
1490 { 0x49, "kp_9" },
1491
1492 { 0x56, "<" },
1493
1494 { 0x57, "f11" },
1495 { 0x58, "f12" },
1496
1497 { 0xb7, "print" },
1498
1499 { 0xc7, "home" },
1500 { 0xc9, "pgup" },
1501 { 0xd1, "pgdn" },
1502 { 0xcf, "end" },
1503
1504 { 0xcb, "left" },
1505 { 0xc8, "up" },
1506 { 0xd0, "down" },
1507 { 0xcd, "right" },
1508
1509 { 0xd2, "insert" },
1510 { 0xd3, "delete" },
1511 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1512 { 0xf0, "stop" },
1513 { 0xf1, "again" },
1514 { 0xf2, "props" },
1515 { 0xf3, "undo" },
1516 { 0xf4, "front" },
1517 { 0xf5, "copy" },
1518 { 0xf6, "open" },
1519 { 0xf7, "paste" },
1520 { 0xf8, "find" },
1521 { 0xf9, "cut" },
1522 { 0xfa, "lf" },
1523 { 0xfb, "help" },
1524 { 0xfc, "meta_l" },
1525 { 0xfd, "meta_r" },
1526 { 0xfe, "compose" },
1527 #endif
1528 { 0, NULL },
1529 };
1530
1531 static int get_keycode(const char *key)
1532 {
1533 const KeyDef *p;
1534 char *endp;
1535 int ret;
1536
1537 for(p = key_defs; p->name != NULL; p++) {
1538 if (!strcmp(key, p->name))
1539 return p->keycode;
1540 }
1541 if (strstart(key, "0x", NULL)) {
1542 ret = strtoul(key, &endp, 0);
1543 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1544 return ret;
1545 }
1546 return -1;
1547 }
1548
1549 #define MAX_KEYCODES 16
1550 static uint8_t keycodes[MAX_KEYCODES];
1551 static int nb_pending_keycodes;
1552 static QEMUTimer *key_timer;
1553
1554 static void release_keys(void *opaque)
1555 {
1556 int keycode;
1557
1558 while (nb_pending_keycodes > 0) {
1559 nb_pending_keycodes--;
1560 keycode = keycodes[nb_pending_keycodes];
1561 if (keycode & 0x80)
1562 kbd_put_keycode(0xe0);
1563 kbd_put_keycode(keycode | 0x80);
1564 }
1565 }
1566
1567 static void do_sendkey(Monitor *mon, const QDict *qdict)
1568 {
1569 char keyname_buf[16];
1570 char *separator;
1571 int keyname_len, keycode, i;
1572 const char *string = qdict_get_str(qdict, "string");
1573 int has_hold_time = qdict_haskey(qdict, "hold_time");
1574 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1575
1576 if (nb_pending_keycodes > 0) {
1577 qemu_del_timer(key_timer);
1578 release_keys(NULL);
1579 }
1580 if (!has_hold_time)
1581 hold_time = 100;
1582 i = 0;
1583 while (1) {
1584 separator = strchr(string, '-');
1585 keyname_len = separator ? separator - string : strlen(string);
1586 if (keyname_len > 0) {
1587 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1588 if (keyname_len > sizeof(keyname_buf) - 1) {
1589 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1590 return;
1591 }
1592 if (i == MAX_KEYCODES) {
1593 monitor_printf(mon, "too many keys\n");
1594 return;
1595 }
1596 keyname_buf[keyname_len] = 0;
1597 keycode = get_keycode(keyname_buf);
1598 if (keycode < 0) {
1599 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1600 return;
1601 }
1602 keycodes[i++] = keycode;
1603 }
1604 if (!separator)
1605 break;
1606 string = separator + 1;
1607 }
1608 nb_pending_keycodes = i;
1609 /* key down events */
1610 for (i = 0; i < nb_pending_keycodes; i++) {
1611 keycode = keycodes[i];
1612 if (keycode & 0x80)
1613 kbd_put_keycode(0xe0);
1614 kbd_put_keycode(keycode & 0x7f);
1615 }
1616 /* delayed key up events */
1617 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1618 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1619 }
1620
1621 static int mouse_button_state;
1622
1623 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1624 {
1625 int dx, dy, dz;
1626 const char *dx_str = qdict_get_str(qdict, "dx_str");
1627 const char *dy_str = qdict_get_str(qdict, "dy_str");
1628 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1629 dx = strtol(dx_str, NULL, 0);
1630 dy = strtol(dy_str, NULL, 0);
1631 dz = 0;
1632 if (dz_str)
1633 dz = strtol(dz_str, NULL, 0);
1634 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1635 }
1636
1637 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1638 {
1639 int button_state = qdict_get_int(qdict, "button_state");
1640 mouse_button_state = button_state;
1641 kbd_mouse_event(0, 0, 0, mouse_button_state);
1642 }
1643
1644 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1645 {
1646 int size = qdict_get_int(qdict, "size");
1647 int addr = qdict_get_int(qdict, "addr");
1648 int has_index = qdict_haskey(qdict, "index");
1649 uint32_t val;
1650 int suffix;
1651
1652 if (has_index) {
1653 int index = qdict_get_int(qdict, "index");
1654 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1655 addr++;
1656 }
1657 addr &= 0xffff;
1658
1659 switch(size) {
1660 default:
1661 case 1:
1662 val = cpu_inb(addr);
1663 suffix = 'b';
1664 break;
1665 case 2:
1666 val = cpu_inw(addr);
1667 suffix = 'w';
1668 break;
1669 case 4:
1670 val = cpu_inl(addr);
1671 suffix = 'l';
1672 break;
1673 }
1674 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1675 suffix, addr, size * 2, val);
1676 }
1677
1678 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1679 {
1680 int size = qdict_get_int(qdict, "size");
1681 int addr = qdict_get_int(qdict, "addr");
1682 int val = qdict_get_int(qdict, "val");
1683
1684 addr &= IOPORTS_MASK;
1685
1686 switch (size) {
1687 default:
1688 case 1:
1689 cpu_outb(addr, val);
1690 break;
1691 case 2:
1692 cpu_outw(addr, val);
1693 break;
1694 case 4:
1695 cpu_outl(addr, val);
1696 break;
1697 }
1698 }
1699
1700 static void do_boot_set(Monitor *mon, const QDict *qdict)
1701 {
1702 int res;
1703 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1704
1705 res = qemu_boot_set(bootdevice);
1706 if (res == 0) {
1707 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1708 } else if (res > 0) {
1709 monitor_printf(mon, "setting boot device list failed\n");
1710 } else {
1711 monitor_printf(mon, "no function defined to set boot device list for "
1712 "this architecture\n");
1713 }
1714 }
1715
1716 /**
1717 * do_system_reset(): Issue a machine reset
1718 */
1719 static void do_system_reset(Monitor *mon, const QDict *qdict,
1720 QObject **ret_data)
1721 {
1722 qemu_system_reset_request();
1723 }
1724
1725 /**
1726 * do_system_powerdown(): Issue a machine powerdown
1727 */
1728 static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1729 QObject **ret_data)
1730 {
1731 qemu_system_powerdown_request();
1732 }
1733
1734 #if defined(TARGET_I386)
1735 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1736 {
1737 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1738 addr,
1739 pte & mask,
1740 pte & PG_GLOBAL_MASK ? 'G' : '-',
1741 pte & PG_PSE_MASK ? 'P' : '-',
1742 pte & PG_DIRTY_MASK ? 'D' : '-',
1743 pte & PG_ACCESSED_MASK ? 'A' : '-',
1744 pte & PG_PCD_MASK ? 'C' : '-',
1745 pte & PG_PWT_MASK ? 'T' : '-',
1746 pte & PG_USER_MASK ? 'U' : '-',
1747 pte & PG_RW_MASK ? 'W' : '-');
1748 }
1749
1750 static void tlb_info(Monitor *mon)
1751 {
1752 CPUState *env;
1753 int l1, l2;
1754 uint32_t pgd, pde, pte;
1755
1756 env = mon_get_cpu();
1757 if (!env)
1758 return;
1759
1760 if (!(env->cr[0] & CR0_PG_MASK)) {
1761 monitor_printf(mon, "PG disabled\n");
1762 return;
1763 }
1764 pgd = env->cr[3] & ~0xfff;
1765 for(l1 = 0; l1 < 1024; l1++) {
1766 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1767 pde = le32_to_cpu(pde);
1768 if (pde & PG_PRESENT_MASK) {
1769 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1770 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1771 } else {
1772 for(l2 = 0; l2 < 1024; l2++) {
1773 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1774 (uint8_t *)&pte, 4);
1775 pte = le32_to_cpu(pte);
1776 if (pte & PG_PRESENT_MASK) {
1777 print_pte(mon, (l1 << 22) + (l2 << 12),
1778 pte & ~PG_PSE_MASK,
1779 ~0xfff);
1780 }
1781 }
1782 }
1783 }
1784 }
1785 }
1786
1787 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1788 uint32_t end, int prot)
1789 {
1790 int prot1;
1791 prot1 = *plast_prot;
1792 if (prot != prot1) {
1793 if (*pstart != -1) {
1794 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1795 *pstart, end, end - *pstart,
1796 prot1 & PG_USER_MASK ? 'u' : '-',
1797 'r',
1798 prot1 & PG_RW_MASK ? 'w' : '-');
1799 }
1800 if (prot != 0)
1801 *pstart = end;
1802 else
1803 *pstart = -1;
1804 *plast_prot = prot;
1805 }
1806 }
1807
1808 static void mem_info(Monitor *mon)
1809 {
1810 CPUState *env;
1811 int l1, l2, prot, last_prot;
1812 uint32_t pgd, pde, pte, start, end;
1813
1814 env = mon_get_cpu();
1815 if (!env)
1816 return;
1817
1818 if (!(env->cr[0] & CR0_PG_MASK)) {
1819 monitor_printf(mon, "PG disabled\n");
1820 return;
1821 }
1822 pgd = env->cr[3] & ~0xfff;
1823 last_prot = 0;
1824 start = -1;
1825 for(l1 = 0; l1 < 1024; l1++) {
1826 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1827 pde = le32_to_cpu(pde);
1828 end = l1 << 22;
1829 if (pde & PG_PRESENT_MASK) {
1830 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1831 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1832 mem_print(mon, &start, &last_prot, end, prot);
1833 } else {
1834 for(l2 = 0; l2 < 1024; l2++) {
1835 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1836 (uint8_t *)&pte, 4);
1837 pte = le32_to_cpu(pte);
1838 end = (l1 << 22) + (l2 << 12);
1839 if (pte & PG_PRESENT_MASK) {
1840 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1841 } else {
1842 prot = 0;
1843 }
1844 mem_print(mon, &start, &last_prot, end, prot);
1845 }
1846 }
1847 } else {
1848 prot = 0;
1849 mem_print(mon, &start, &last_prot, end, prot);
1850 }
1851 }
1852 }
1853 #endif
1854
1855 #if defined(TARGET_SH4)
1856
1857 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1858 {
1859 monitor_printf(mon, " tlb%i:\t"
1860 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1861 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1862 "dirty=%hhu writethrough=%hhu\n",
1863 idx,
1864 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1865 tlb->v, tlb->sh, tlb->c, tlb->pr,
1866 tlb->d, tlb->wt);
1867 }
1868
1869 static void tlb_info(Monitor *mon)
1870 {
1871 CPUState *env = mon_get_cpu();
1872 int i;
1873
1874 monitor_printf (mon, "ITLB:\n");
1875 for (i = 0 ; i < ITLB_SIZE ; i++)
1876 print_tlb (mon, i, &env->itlb[i]);
1877 monitor_printf (mon, "UTLB:\n");
1878 for (i = 0 ; i < UTLB_SIZE ; i++)
1879 print_tlb (mon, i, &env->utlb[i]);
1880 }
1881
1882 #endif
1883
1884 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1885 {
1886 QDict *qdict;
1887
1888 qdict = qobject_to_qdict(data);
1889
1890 monitor_printf(mon, "kvm support: ");
1891 if (qdict_get_bool(qdict, "present")) {
1892 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1893 "enabled" : "disabled");
1894 } else {
1895 monitor_printf(mon, "not compiled\n");
1896 }
1897 }
1898
1899 /**
1900 * do_info_kvm(): Show KVM information
1901 *
1902 * Return a QDict with the following information:
1903 *
1904 * - "enabled": true if KVM support is enabled, false otherwise
1905 * - "present": true if QEMU has KVM support, false otherwise
1906 *
1907 * Example:
1908 *
1909 * { "enabled": true, "present": true }
1910 */
1911 static void do_info_kvm(Monitor *mon, QObject **ret_data)
1912 {
1913 #ifdef CONFIG_KVM
1914 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
1915 kvm_enabled());
1916 #else
1917 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
1918 #endif
1919 }
1920
1921 static void do_info_numa(Monitor *mon)
1922 {
1923 int i;
1924 CPUState *env;
1925
1926 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1927 for (i = 0; i < nb_numa_nodes; i++) {
1928 monitor_printf(mon, "node %d cpus:", i);
1929 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1930 if (env->numa_node == i) {
1931 monitor_printf(mon, " %d", env->cpu_index);
1932 }
1933 }
1934 monitor_printf(mon, "\n");
1935 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1936 node_mem[i] >> 20);
1937 }
1938 }
1939
1940 #ifdef CONFIG_PROFILER
1941
1942 int64_t qemu_time;
1943 int64_t dev_time;
1944
1945 static void do_info_profile(Monitor *mon)
1946 {
1947 int64_t total;
1948 total = qemu_time;
1949 if (total == 0)
1950 total = 1;
1951 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1952 dev_time, dev_time / (double)get_ticks_per_sec());
1953 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1954 qemu_time, qemu_time / (double)get_ticks_per_sec());
1955 qemu_time = 0;
1956 dev_time = 0;
1957 }
1958 #else
1959 static void do_info_profile(Monitor *mon)
1960 {
1961 monitor_printf(mon, "Internal profiler not compiled\n");
1962 }
1963 #endif
1964
1965 /* Capture support */
1966 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1967
1968 static void do_info_capture(Monitor *mon)
1969 {
1970 int i;
1971 CaptureState *s;
1972
1973 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1974 monitor_printf(mon, "[%d]: ", i);
1975 s->ops.info (s->opaque);
1976 }
1977 }
1978
1979 #ifdef HAS_AUDIO
1980 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1981 {
1982 int i;
1983 int n = qdict_get_int(qdict, "n");
1984 CaptureState *s;
1985
1986 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1987 if (i == n) {
1988 s->ops.destroy (s->opaque);
1989 QLIST_REMOVE (s, entries);
1990 qemu_free (s);
1991 return;
1992 }
1993 }
1994 }
1995
1996 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1997 {
1998 const char *path = qdict_get_str(qdict, "path");
1999 int has_freq = qdict_haskey(qdict, "freq");
2000 int freq = qdict_get_try_int(qdict, "freq", -1);
2001 int has_bits = qdict_haskey(qdict, "bits");
2002 int bits = qdict_get_try_int(qdict, "bits", -1);
2003 int has_channels = qdict_haskey(qdict, "nchannels");
2004 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
2005 CaptureState *s;
2006
2007 s = qemu_mallocz (sizeof (*s));
2008
2009 freq = has_freq ? freq : 44100;
2010 bits = has_bits ? bits : 16;
2011 nchannels = has_channels ? nchannels : 2;
2012
2013 if (wav_start_capture (s, path, freq, bits, nchannels)) {
2014 monitor_printf(mon, "Faied to add wave capture\n");
2015 qemu_free (s);
2016 }
2017 QLIST_INSERT_HEAD (&capture_head, s, entries);
2018 }
2019 #endif
2020
2021 #if defined(TARGET_I386)
2022 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2023 {
2024 CPUState *env;
2025 int cpu_index = qdict_get_int(qdict, "cpu_index");
2026
2027 for (env = first_cpu; env != NULL; env = env->next_cpu)
2028 if (env->cpu_index == cpu_index) {
2029 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2030 break;
2031 }
2032 }
2033 #endif
2034
2035 static void do_info_status_print(Monitor *mon, const QObject *data)
2036 {
2037 QDict *qdict;
2038
2039 qdict = qobject_to_qdict(data);
2040
2041 monitor_printf(mon, "VM status: ");
2042 if (qdict_get_bool(qdict, "running")) {
2043 monitor_printf(mon, "running");
2044 if (qdict_get_bool(qdict, "singlestep")) {
2045 monitor_printf(mon, " (single step mode)");
2046 }
2047 } else {
2048 monitor_printf(mon, "paused");
2049 }
2050
2051 monitor_printf(mon, "\n");
2052 }
2053
2054 /**
2055 * do_info_status(): VM status
2056 *
2057 * Return a QDict with the following information:
2058 *
2059 * - "running": true if the VM is running, or false if it is paused
2060 * - "singlestep": true if the VM is in single step mode, false otherwise
2061 *
2062 * Example:
2063 *
2064 * { "running": true, "singlestep": false }
2065 */
2066 static void do_info_status(Monitor *mon, QObject **ret_data)
2067 {
2068 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2069 vm_running, singlestep);
2070 }
2071
2072 static ram_addr_t balloon_get_value(void)
2073 {
2074 ram_addr_t actual;
2075
2076 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2077 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2078 return 0;
2079 }
2080
2081 actual = qemu_balloon_status();
2082 if (actual == 0) {
2083 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2084 return 0;
2085 }
2086
2087 return actual;
2088 }
2089
2090 /**
2091 * do_balloon(): Request VM to change its memory allocation
2092 */
2093 static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
2094 {
2095 if (balloon_get_value()) {
2096 /* ballooning is active */
2097 qemu_balloon(qdict_get_int(qdict, "value"));
2098 }
2099 }
2100
2101 static void monitor_print_balloon(Monitor *mon, const QObject *data)
2102 {
2103 QDict *qdict;
2104
2105 qdict = qobject_to_qdict(data);
2106
2107 monitor_printf(mon, "balloon: actual=%" PRId64 "\n",
2108 qdict_get_int(qdict, "balloon") >> 20);
2109 }
2110
2111 /**
2112 * do_info_balloon(): Balloon information
2113 *
2114 * Return a QDict with the following information:
2115 *
2116 * - "balloon": current balloon value in bytes
2117 *
2118 * Example:
2119 *
2120 * { "balloon": 1073741824 }
2121 */
2122 static void do_info_balloon(Monitor *mon, QObject **ret_data)
2123 {
2124 ram_addr_t actual;
2125
2126 actual = balloon_get_value();
2127 if (actual != 0) {
2128 *ret_data = qobject_from_jsonf("{ 'balloon': %" PRId64 "}",
2129 (int64_t) actual);
2130 }
2131 }
2132
2133 static qemu_acl *find_acl(Monitor *mon, const char *name)
2134 {
2135 qemu_acl *acl = qemu_acl_find(name);
2136
2137 if (!acl) {
2138 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2139 }
2140 return acl;
2141 }
2142
2143 static void do_acl_show(Monitor *mon, const QDict *qdict)
2144 {
2145 const char *aclname = qdict_get_str(qdict, "aclname");
2146 qemu_acl *acl = find_acl(mon, aclname);
2147 qemu_acl_entry *entry;
2148 int i = 0;
2149
2150 if (acl) {
2151 monitor_printf(mon, "policy: %s\n",
2152 acl->defaultDeny ? "deny" : "allow");
2153 QTAILQ_FOREACH(entry, &acl->entries, next) {
2154 i++;
2155 monitor_printf(mon, "%d: %s %s\n", i,
2156 entry->deny ? "deny" : "allow", entry->match);
2157 }
2158 }
2159 }
2160
2161 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2162 {
2163 const char *aclname = qdict_get_str(qdict, "aclname");
2164 qemu_acl *acl = find_acl(mon, aclname);
2165
2166 if (acl) {
2167 qemu_acl_reset(acl);
2168 monitor_printf(mon, "acl: removed all rules\n");
2169 }
2170 }
2171
2172 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2173 {
2174 const char *aclname = qdict_get_str(qdict, "aclname");
2175 const char *policy = qdict_get_str(qdict, "policy");
2176 qemu_acl *acl = find_acl(mon, aclname);
2177
2178 if (acl) {
2179 if (strcmp(policy, "allow") == 0) {
2180 acl->defaultDeny = 0;
2181 monitor_printf(mon, "acl: policy set to 'allow'\n");
2182 } else if (strcmp(policy, "deny") == 0) {
2183 acl->defaultDeny = 1;
2184 monitor_printf(mon, "acl: policy set to 'deny'\n");
2185 } else {
2186 monitor_printf(mon, "acl: unknown policy '%s', "
2187 "expected 'deny' or 'allow'\n", policy);
2188 }
2189 }
2190 }
2191
2192 static void do_acl_add(Monitor *mon, const QDict *qdict)
2193 {
2194 const char *aclname = qdict_get_str(qdict, "aclname");
2195 const char *match = qdict_get_str(qdict, "match");
2196 const char *policy = qdict_get_str(qdict, "policy");
2197 int has_index = qdict_haskey(qdict, "index");
2198 int index = qdict_get_try_int(qdict, "index", -1);
2199 qemu_acl *acl = find_acl(mon, aclname);
2200 int deny, ret;
2201
2202 if (acl) {
2203 if (strcmp(policy, "allow") == 0) {
2204 deny = 0;
2205 } else if (strcmp(policy, "deny") == 0) {
2206 deny = 1;
2207 } else {
2208 monitor_printf(mon, "acl: unknown policy '%s', "
2209 "expected 'deny' or 'allow'\n", policy);
2210 return;
2211 }
2212 if (has_index)
2213 ret = qemu_acl_insert(acl, deny, match, index);
2214 else
2215 ret = qemu_acl_append(acl, deny, match);
2216 if (ret < 0)
2217 monitor_printf(mon, "acl: unable to add acl entry\n");
2218 else
2219 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2220 }
2221 }
2222
2223 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2224 {
2225 const char *aclname = qdict_get_str(qdict, "aclname");
2226 const char *match = qdict_get_str(qdict, "match");
2227 qemu_acl *acl = find_acl(mon, aclname);
2228 int ret;
2229
2230 if (acl) {
2231 ret = qemu_acl_remove(acl, match);
2232 if (ret < 0)
2233 monitor_printf(mon, "acl: no matching acl entry\n");
2234 else
2235 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2236 }
2237 }
2238
2239 #if defined(TARGET_I386)
2240 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2241 {
2242 CPUState *cenv;
2243 int cpu_index = qdict_get_int(qdict, "cpu_index");
2244 int bank = qdict_get_int(qdict, "bank");
2245 uint64_t status = qdict_get_int(qdict, "status");
2246 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2247 uint64_t addr = qdict_get_int(qdict, "addr");
2248 uint64_t misc = qdict_get_int(qdict, "misc");
2249
2250 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2251 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2252 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2253 break;
2254 }
2255 }
2256 #endif
2257
2258 static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2259 {
2260 const char *fdname = qdict_get_str(qdict, "fdname");
2261 mon_fd_t *monfd;
2262 int fd;
2263
2264 fd = qemu_chr_get_msgfd(mon->chr);
2265 if (fd == -1) {
2266 qemu_error_new(QERR_FD_NOT_SUPPLIED);
2267 return;
2268 }
2269
2270 if (qemu_isdigit(fdname[0])) {
2271 qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
2272 return;
2273 }
2274
2275 fd = dup(fd);
2276 if (fd == -1) {
2277 if (errno == EMFILE)
2278 qemu_error_new(QERR_TOO_MANY_FILES);
2279 else
2280 qemu_error_new(QERR_UNDEFINED_ERROR);
2281 return;
2282 }
2283
2284 QLIST_FOREACH(monfd, &mon->fds, next) {
2285 if (strcmp(monfd->name, fdname) != 0) {
2286 continue;
2287 }
2288
2289 close(monfd->fd);
2290 monfd->fd = fd;
2291 return;
2292 }
2293
2294 monfd = qemu_mallocz(sizeof(mon_fd_t));
2295 monfd->name = qemu_strdup(fdname);
2296 monfd->fd = fd;
2297
2298 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2299 }
2300
2301 static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2302 {
2303 const char *fdname = qdict_get_str(qdict, "fdname");
2304 mon_fd_t *monfd;
2305
2306 QLIST_FOREACH(monfd, &mon->fds, next) {
2307 if (strcmp(monfd->name, fdname) != 0) {
2308 continue;
2309 }
2310
2311 QLIST_REMOVE(monfd, next);
2312 close(monfd->fd);
2313 qemu_free(monfd->name);
2314 qemu_free(monfd);
2315 return;
2316 }
2317
2318 qemu_error_new(QERR_FD_NOT_FOUND, fdname);
2319 }
2320
2321 static void do_loadvm(Monitor *mon, const QDict *qdict)
2322 {
2323 int saved_vm_running = vm_running;
2324 const char *name = qdict_get_str(qdict, "name");
2325
2326 vm_stop(0);
2327
2328 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2329 vm_start();
2330 }
2331
2332 int monitor_get_fd(Monitor *mon, const char *fdname)
2333 {
2334 mon_fd_t *monfd;
2335
2336 QLIST_FOREACH(monfd, &mon->fds, next) {
2337 int fd;
2338
2339 if (strcmp(monfd->name, fdname) != 0) {
2340 continue;
2341 }
2342
2343 fd = monfd->fd;
2344
2345 /* caller takes ownership of fd */
2346 QLIST_REMOVE(monfd, next);
2347 qemu_free(monfd->name);
2348 qemu_free(monfd);
2349
2350 return fd;
2351 }
2352
2353 return -1;
2354 }
2355
2356 static const mon_cmd_t mon_cmds[] = {
2357 #include "qemu-monitor.h"
2358 { NULL, NULL, },
2359 };
2360
2361 /* Please update qemu-monitor.hx when adding or changing commands */
2362 static const mon_cmd_t info_cmds[] = {
2363 {
2364 .name = "version",
2365 .args_type = "",
2366 .params = "",
2367 .help = "show the version of QEMU",
2368 .user_print = do_info_version_print,
2369 .mhandler.info_new = do_info_version,
2370 },
2371 {
2372 .name = "commands",
2373 .args_type = "",
2374 .params = "",
2375 .help = "list QMP available commands",
2376 .user_print = monitor_user_noop,
2377 .mhandler.info_new = do_info_commands,
2378 },
2379 {
2380 .name = "network",
2381 .args_type = "",
2382 .params = "",
2383 .help = "show the network state",
2384 .mhandler.info = do_info_network,
2385 },
2386 {
2387 .name = "chardev",
2388 .args_type = "",
2389 .params = "",
2390 .help = "show the character devices",
2391 .user_print = qemu_chr_info_print,
2392 .mhandler.info_new = qemu_chr_info,
2393 },
2394 {
2395 .name = "block",
2396 .args_type = "",
2397 .params = "",
2398 .help = "show the block devices",
2399 .user_print = bdrv_info_print,
2400 .mhandler.info_new = bdrv_info,
2401 },
2402 {
2403 .name = "blockstats",
2404 .args_type = "",
2405 .params = "",
2406 .help = "show block device statistics",
2407 .user_print = bdrv_stats_print,
2408 .mhandler.info_new = bdrv_info_stats,
2409 },
2410 {
2411 .name = "registers",
2412 .args_type = "",
2413 .params = "",
2414 .help = "show the cpu registers",
2415 .mhandler.info = do_info_registers,
2416 },
2417 {
2418 .name = "cpus",
2419 .args_type = "",
2420 .params = "",
2421 .help = "show infos for each CPU",
2422 .user_print = monitor_print_cpus,
2423 .mhandler.info_new = do_info_cpus,
2424 },
2425 {
2426 .name = "history",
2427 .args_type = "",
2428 .params = "",
2429 .help = "show the command line history",
2430 .mhandler.info = do_info_history,
2431 },
2432 {
2433 .name = "irq",
2434 .args_type = "",
2435 .params = "",
2436 .help = "show the interrupts statistics (if available)",
2437 .mhandler.info = irq_info,
2438 },
2439 {
2440 .name = "pic",
2441 .args_type = "",
2442 .params = "",
2443 .help = "show i8259 (PIC) state",
2444 .mhandler.info = pic_info,
2445 },
2446 {
2447 .name = "pci",
2448 .args_type = "",
2449 .params = "",
2450 .help = "show PCI info",
2451 .mhandler.info = pci_info,
2452 },
2453 #if defined(TARGET_I386) || defined(TARGET_SH4)
2454 {
2455 .name = "tlb",
2456 .args_type = "",
2457 .params = "",
2458 .help = "show virtual to physical memory mappings",
2459 .mhandler.info = tlb_info,
2460 },
2461 #endif
2462 #if defined(TARGET_I386)
2463 {
2464 .name = "mem",
2465 .args_type = "",
2466 .params = "",
2467 .help = "show the active virtual memory mappings",
2468 .mhandler.info = mem_info,
2469 },
2470 {
2471 .name = "hpet",
2472 .args_type = "",
2473 .params = "",
2474 .help = "show state of HPET",
2475 .user_print = do_info_hpet_print,
2476 .mhandler.info_new = do_info_hpet,
2477 },
2478 #endif
2479 {
2480 .name = "jit",
2481 .args_type = "",
2482 .params = "",
2483 .help = "show dynamic compiler info",
2484 .mhandler.info = do_info_jit,
2485 },
2486 {
2487 .name = "kvm",
2488 .args_type = "",
2489 .params = "",
2490 .help = "show KVM information",
2491 .user_print = do_info_kvm_print,
2492 .mhandler.info_new = do_info_kvm,
2493 },
2494 {
2495 .name = "numa",
2496 .args_type = "",
2497 .params = "",
2498 .help = "show NUMA information",
2499 .mhandler.info = do_info_numa,
2500 },
2501 {
2502 .name = "usb",
2503 .args_type = "",
2504 .params = "",
2505 .help = "show guest USB devices",
2506 .mhandler.info = usb_info,
2507 },
2508 {
2509 .name = "usbhost",
2510 .args_type = "",
2511 .params = "",
2512 .help = "show host USB devices",
2513 .mhandler.info = usb_host_info,
2514 },
2515 {
2516 .name = "profile",
2517 .args_type = "",
2518 .params = "",
2519 .help = "show profiling information",
2520 .mhandler.info = do_info_profile,
2521 },
2522 {
2523 .name = "capture",
2524 .args_type = "",
2525 .params = "",
2526 .help = "show capture information",
2527 .mhandler.info = do_info_capture,
2528 },
2529 {
2530 .name = "snapshots",
2531 .args_type = "",
2532 .params = "",
2533 .help = "show the currently saved VM snapshots",
2534 .mhandler.info = do_info_snapshots,
2535 },
2536 {
2537 .name = "status",
2538 .args_type = "",
2539 .params = "",
2540 .help = "show the current VM status (running|paused)",
2541 .user_print = do_info_status_print,
2542 .mhandler.info_new = do_info_status,
2543 },
2544 {
2545 .name = "pcmcia",
2546 .args_type = "",
2547 .params = "",
2548 .help = "show guest PCMCIA status",
2549 .mhandler.info = pcmcia_info,
2550 },
2551 {
2552 .name = "mice",
2553 .args_type = "",
2554 .params = "",
2555 .help = "show which guest mouse is receiving events",
2556 .user_print = do_info_mice_print,
2557 .mhandler.info_new = do_info_mice,
2558 },
2559 {
2560 .name = "vnc",
2561 .args_type = "",
2562 .params = "",
2563 .help = "show the vnc server status",
2564 .user_print = do_info_vnc_print,
2565 .mhandler.info_new = do_info_vnc,
2566 },
2567 {
2568 .name = "name",
2569 .args_type = "",
2570 .params = "",
2571 .help = "show the current VM name",
2572 .user_print = do_info_name_print,
2573 .mhandler.info_new = do_info_name,
2574 },
2575 {
2576 .name = "uuid",
2577 .args_type = "",
2578 .params = "",
2579 .help = "show the current VM UUID",
2580 .user_print = do_info_uuid_print,
2581 .mhandler.info_new = do_info_uuid,
2582 },
2583 #if defined(TARGET_PPC)
2584 {
2585 .name = "cpustats",
2586 .args_type = "",
2587 .params = "",
2588 .help = "show CPU statistics",
2589 .mhandler.info = do_info_cpu_stats,
2590 },
2591 #endif
2592 #if defined(CONFIG_SLIRP)
2593 {
2594 .name = "usernet",
2595 .args_type = "",
2596 .params = "",
2597 .help = "show user network stack connection states",
2598 .mhandler.info = do_info_usernet,
2599 },
2600 #endif
2601 {
2602 .name = "migrate",
2603 .args_type = "",
2604 .params = "",
2605 .help = "show migration status",
2606 .user_print = do_info_migrate_print,
2607 .mhandler.info_new = do_info_migrate,
2608 },
2609 {
2610 .name = "balloon",
2611 .args_type = "",
2612 .params = "",
2613 .help = "show balloon information",
2614 .user_print = monitor_print_balloon,
2615 .mhandler.info_new = do_info_balloon,
2616 },
2617 {
2618 .name = "qtree",
2619 .args_type = "",
2620 .params = "",
2621 .help = "show device tree",
2622 .mhandler.info = do_info_qtree,
2623 },
2624 {
2625 .name = "qdm",
2626 .args_type = "",
2627 .params = "",
2628 .help = "show qdev device model list",
2629 .mhandler.info = do_info_qdm,
2630 },
2631 {
2632 .name = "roms",
2633 .args_type = "",
2634 .params = "",
2635 .help = "show roms",
2636 .mhandler.info = do_info_roms,
2637 },
2638 {
2639 .name = NULL,
2640 },
2641 };
2642
2643 /*******************************************************************/
2644
2645 static const char *pch;
2646 static jmp_buf expr_env;
2647
2648 #define MD_TLONG 0
2649 #define MD_I32 1
2650
2651 typedef struct MonitorDef {
2652 const char *name;
2653 int offset;
2654 target_long (*get_value)(const struct MonitorDef *md, int val);
2655 int type;
2656 } MonitorDef;
2657
2658 #if defined(TARGET_I386)
2659 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2660 {
2661 CPUState *env = mon_get_cpu();
2662 if (!env)
2663 return 0;
2664 return env->eip + env->segs[R_CS].base;
2665 }
2666 #endif
2667
2668 #if defined(TARGET_PPC)
2669 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2670 {
2671 CPUState *env = mon_get_cpu();
2672 unsigned int u;
2673 int i;
2674
2675 if (!env)
2676 return 0;
2677
2678 u = 0;
2679 for (i = 0; i < 8; i++)
2680 u |= env->crf[i] << (32 - (4 * i));
2681
2682 return u;
2683 }
2684
2685 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2686 {
2687 CPUState *env = mon_get_cpu();
2688 if (!env)
2689 return 0;
2690 return env->msr;
2691 }
2692
2693 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2694 {
2695 CPUState *env = mon_get_cpu();
2696 if (!env)
2697 return 0;
2698 return env->xer;
2699 }
2700
2701 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2702 {
2703 CPUState *env = mon_get_cpu();
2704 if (!env)
2705 return 0;
2706 return cpu_ppc_load_decr(env);
2707 }
2708
2709 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2710 {
2711 CPUState *env = mon_get_cpu();
2712 if (!env)
2713 return 0;
2714 return cpu_ppc_load_tbu(env);
2715 }
2716
2717 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2718 {
2719 CPUState *env = mon_get_cpu();
2720 if (!env)
2721 return 0;
2722 return cpu_ppc_load_tbl(env);
2723 }
2724 #endif
2725
2726 #if defined(TARGET_SPARC)
2727 #ifndef TARGET_SPARC64
2728 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2729 {
2730 CPUState *env = mon_get_cpu();
2731 if (!env)
2732 return 0;
2733 return GET_PSR(env);
2734 }
2735 #endif
2736
2737 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2738 {
2739 CPUState *env = mon_get_cpu();
2740 if (!env)
2741 return 0;
2742 return env->regwptr[val];
2743 }
2744 #endif
2745
2746 static const MonitorDef monitor_defs[] = {
2747 #ifdef TARGET_I386
2748
2749 #define SEG(name, seg) \
2750 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2751 { name ".base", offsetof(CPUState, segs[seg].base) },\
2752 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2753
2754 { "eax", offsetof(CPUState, regs[0]) },
2755 { "ecx", offsetof(CPUState, regs[1]) },
2756 { "edx", offsetof(CPUState, regs[2]) },
2757 { "ebx", offsetof(CPUState, regs[3]) },
2758 { "esp|sp", offsetof(CPUState, regs[4]) },
2759 { "ebp|fp", offsetof(CPUState, regs[5]) },
2760 { "esi", offsetof(CPUState, regs[6]) },
2761 { "edi", offsetof(CPUState, regs[7]) },
2762 #ifdef TARGET_X86_64
2763 { "r8", offsetof(CPUState, regs[8]) },
2764 { "r9", offsetof(CPUState, regs[9]) },
2765 { "r10", offsetof(CPUState, regs[10]) },
2766 { "r11", offsetof(CPUState, regs[11]) },
2767 { "r12", offsetof(CPUState, regs[12]) },
2768 { "r13", offsetof(CPUState, regs[13]) },
2769 { "r14", offsetof(CPUState, regs[14]) },
2770 { "r15", offsetof(CPUState, regs[15]) },
2771 #endif
2772 { "eflags", offsetof(CPUState, eflags) },
2773 { "eip", offsetof(CPUState, eip) },
2774 SEG("cs", R_CS)
2775 SEG("ds", R_DS)
2776 SEG("es", R_ES)
2777 SEG("ss", R_SS)
2778 SEG("fs", R_FS)
2779 SEG("gs", R_GS)
2780 { "pc", 0, monitor_get_pc, },
2781 #elif defined(TARGET_PPC)
2782 /* General purpose registers */
2783 { "r0", offsetof(CPUState, gpr[0]) },
2784 { "r1", offsetof(CPUState, gpr[1]) },
2785 { "r2", offsetof(CPUState, gpr[2]) },
2786 { "r3", offsetof(CPUState, gpr[3]) },
2787 { "r4", offsetof(CPUState, gpr[4]) },
2788 { "r5", offsetof(CPUState, gpr[5]) },
2789 { "r6", offsetof(CPUState, gpr[6]) },
2790 { "r7", offsetof(CPUState, gpr[7]) },
2791 { "r8", offsetof(CPUState, gpr[8]) },
2792 { "r9", offsetof(CPUState, gpr[9]) },
2793 { "r10", offsetof(CPUState, gpr[10]) },
2794 { "r11", offsetof(CPUState, gpr[11]) },
2795 { "r12", offsetof(CPUState, gpr[12]) },
2796 { "r13", offsetof(CPUState, gpr[13]) },
2797 { "r14", offsetof(CPUState, gpr[14]) },
2798 { "r15", offsetof(CPUState, gpr[15]) },
2799 { "r16", offsetof(CPUState, gpr[16]) },
2800 { "r17", offsetof(CPUState, gpr[17]) },
2801 { "r18", offsetof(CPUState, gpr[18]) },
2802 { "r19", offsetof(CPUState, gpr[19]) },
2803 { "r20", offsetof(CPUState, gpr[20]) },
2804 { "r21", offsetof(CPUState, gpr[21]) },
2805 { "r22", offsetof(CPUState, gpr[22]) },
2806 { "r23", offsetof(CPUState, gpr[23]) },
2807 { "r24", offsetof(CPUState, gpr[24]) },
2808 { "r25", offsetof(CPUState, gpr[25]) },
2809 { "r26", offsetof(CPUState, gpr[26]) },
2810 { "r27", offsetof(CPUState, gpr[27]) },
2811 { "r28", offsetof(CPUState, gpr[28]) },
2812 { "r29", offsetof(CPUState, gpr[29]) },
2813 { "r30", offsetof(CPUState, gpr[30]) },
2814 { "r31", offsetof(CPUState, gpr[31]) },
2815 /* Floating point registers */
2816 { "f0", offsetof(CPUState, fpr[0]) },
2817 { "f1", offsetof(CPUState, fpr[1]) },
2818 { "f2", offsetof(CPUState, fpr[2]) },
2819 { "f3", offsetof(CPUState, fpr[3]) },
2820 { "f4", offsetof(CPUState, fpr[4]) },
2821 { "f5", offsetof(CPUState, fpr[5]) },
2822 { "f6", offsetof(CPUState, fpr[6]) },
2823 { "f7", offsetof(CPUState, fpr[7]) },
2824 { "f8", offsetof(CPUState, fpr[8]) },
2825 { "f9", offsetof(CPUState, fpr[9]) },
2826 { "f10", offsetof(CPUState, fpr[10]) },
2827 { "f11", offsetof(CPUState, fpr[11]) },
2828 { "f12", offsetof(CPUState, fpr[12]) },
2829 { "f13", offsetof(CPUState, fpr[13]) },
2830 { "f14", offsetof(CPUState, fpr[14]) },
2831 { "f15", offsetof(CPUState, fpr[15]) },
2832 { "f16", offsetof(CPUState, fpr[16]) },
2833 { "f17", offsetof(CPUState, fpr[17]) },
2834 { "f18", offsetof(CPUState, fpr[18]) },
2835 { "f19", offsetof(CPUState, fpr[19]) },
2836 { "f20", offsetof(CPUState, fpr[20]) },
2837 { "f21", offsetof(CPUState, fpr[21]) },
2838 { "f22", offsetof(CPUState, fpr[22]) },
2839 { "f23", offsetof(CPUState, fpr[23]) },
2840 { "f24", offsetof(CPUState, fpr[24]) },
2841 { "f25", offsetof(CPUState, fpr[25]) },
2842 { "f26", offsetof(CPUState, fpr[26]) },
2843 { "f27", offsetof(CPUState, fpr[27]) },
2844 { "f28", offsetof(CPUState, fpr[28]) },
2845 { "f29", offsetof(CPUState, fpr[29]) },
2846 { "f30", offsetof(CPUState, fpr[30]) },
2847 { "f31", offsetof(CPUState, fpr[31]) },
2848 { "fpscr", offsetof(CPUState, fpscr) },
2849 /* Next instruction pointer */
2850 { "nip|pc", offsetof(CPUState, nip) },
2851 { "lr", offsetof(CPUState, lr) },
2852 { "ctr", offsetof(CPUState, ctr) },
2853 { "decr", 0, &monitor_get_decr, },
2854 { "ccr", 0, &monitor_get_ccr, },
2855 /* Machine state register */
2856 { "msr", 0, &monitor_get_msr, },
2857 { "xer", 0, &monitor_get_xer, },
2858 { "tbu", 0, &monitor_get_tbu, },
2859 { "tbl", 0, &monitor_get_tbl, },
2860 #if defined(TARGET_PPC64)
2861 /* Address space register */
2862 { "asr", offsetof(CPUState, asr) },
2863 #endif
2864 /* Segment registers */
2865 { "sdr1", offsetof(CPUState, sdr1) },
2866 { "sr0", offsetof(CPUState, sr[0]) },
2867 { "sr1", offsetof(CPUState, sr[1]) },
2868 { "sr2", offsetof(CPUState, sr[2]) },
2869 { "sr3", offsetof(CPUState, sr[3]) },
2870 { "sr4", offsetof(CPUState, sr[4]) },
2871 { "sr5", offsetof(CPUState, sr[5]) },
2872 { "sr6", offsetof(CPUState, sr[6]) },
2873 { "sr7", offsetof(CPUState, sr[7]) },
2874 { "sr8", offsetof(CPUState, sr[8]) },
2875 { "sr9", offsetof(CPUState, sr[9]) },
2876 { "sr10", offsetof(CPUState, sr[10]) },
2877 { "sr11", offsetof(CPUState, sr[11]) },
2878 { "sr12", offsetof(CPUState, sr[12]) },
2879 { "sr13", offsetof(CPUState, sr[13]) },
2880 { "sr14", offsetof(CPUState, sr[14]) },
2881 { "sr15", offsetof(CPUState, sr[15]) },
2882 /* Too lazy to put BATs and SPRs ... */
2883 #elif defined(TARGET_SPARC)
2884 { "g0", offsetof(CPUState, gregs[0]) },
2885 { "g1", offsetof(CPUState, gregs[1]) },
2886 { "g2", offsetof(CPUState, gregs[2]) },
2887 { "g3", offsetof(CPUState, gregs[3]) },
2888 { "g4", offsetof(CPUState, gregs[4]) },
2889 { "g5", offsetof(CPUState, gregs[5]) },
2890 { "g6", offsetof(CPUState, gregs[6]) },
2891 { "g7", offsetof(CPUState, gregs[7]) },
2892 { "o0", 0, monitor_get_reg },
2893 { "o1", 1, monitor_get_reg },
2894 { "o2", 2, monitor_get_reg },
2895 { "o3", 3, monitor_get_reg },
2896 { "o4", 4, monitor_get_reg },
2897 { "o5", 5, monitor_get_reg },
2898 { "o6", 6, monitor_get_reg },
2899 { "o7", 7, monitor_get_reg },
2900 { "l0", 8, monitor_get_reg },
2901 { "l1", 9, monitor_get_reg },
2902 { "l2", 10, monitor_get_reg },
2903 { "l3", 11, monitor_get_reg },
2904 { "l4", 12, monitor_get_reg },
2905 { "l5", 13, monitor_get_reg },
2906 { "l6", 14, monitor_get_reg },
2907 { "l7", 15, monitor_get_reg },
2908 { "i0", 16, monitor_get_reg },
2909 { "i1", 17, monitor_get_reg },
2910 { "i2", 18, monitor_get_reg },
2911 { "i3", 19, monitor_get_reg },
2912 { "i4", 20, monitor_get_reg },
2913 { "i5", 21, monitor_get_reg },
2914 { "i6", 22, monitor_get_reg },
2915 { "i7", 23, monitor_get_reg },
2916 { "pc", offsetof(CPUState, pc) },
2917 { "npc", offsetof(CPUState, npc) },
2918 { "y", offsetof(CPUState, y) },
2919 #ifndef TARGET_SPARC64
2920 { "psr", 0, &monitor_get_psr, },
2921 { "wim", offsetof(CPUState, wim) },
2922 #endif
2923 { "tbr", offsetof(CPUState, tbr) },
2924 { "fsr", offsetof(CPUState, fsr) },
2925 { "f0", offsetof(CPUState, fpr[0]) },
2926 { "f1", offsetof(CPUState, fpr[1]) },
2927 { "f2", offsetof(CPUState, fpr[2]) },
2928 { "f3", offsetof(CPUState, fpr[3]) },
2929 { "f4", offsetof(CPUState, fpr[4]) },
2930 { "f5", offsetof(CPUState, fpr[5]) },
2931 { "f6", offsetof(CPUState, fpr[6]) },
2932 { "f7", offsetof(CPUState, fpr[7]) },
2933 { "f8", offsetof(CPUState, fpr[8]) },
2934 { "f9", offsetof(CPUState, fpr[9]) },
2935 { "f10", offsetof(CPUState, fpr[10]) },
2936 { "f11", offsetof(CPUState, fpr[11]) },
2937 { "f12", offsetof(CPUState, fpr[12]) },
2938 { "f13", offsetof(CPUState, fpr[13]) },
2939 { "f14", offsetof(CPUState, fpr[14]) },
2940 { "f15", offsetof(CPUState, fpr[15]) },
2941 { "f16", offsetof(CPUState, fpr[16]) },
2942 { "f17", offsetof(CPUState, fpr[17]) },
2943 { "f18", offsetof(CPUState, fpr[18]) },
2944 { "f19", offsetof(CPUState, fpr[19]) },
2945 { "f20", offsetof(CPUState, fpr[20]) },
2946 { "f21", offsetof(CPUState, fpr[21]) },
2947 { "f22", offsetof(CPUState, fpr[22]) },
2948 { "f23", offsetof(CPUState, fpr[23]) },
2949 { "f24", offsetof(CPUState, fpr[24]) },
2950 { "f25", offsetof(CPUState, fpr[25]) },
2951 { "f26", offsetof(CPUState, fpr[26]) },
2952 { "f27", offsetof(CPUState, fpr[27]) },
2953 { "f28", offsetof(CPUState, fpr[28]) },
2954 { "f29", offsetof(CPUState, fpr[29]) },
2955 { "f30", offsetof(CPUState, fpr[30]) },
2956 { "f31", offsetof(CPUState, fpr[31]) },
2957 #ifdef TARGET_SPARC64
2958 { "f32", offsetof(CPUState, fpr[32]) },
2959 { "f34", offsetof(CPUState, fpr[34]) },
2960 { "f36", offsetof(CPUState, fpr[36]) },
2961 { "f38", offsetof(CPUState, fpr[38]) },
2962 { "f40", offsetof(CPUState, fpr[40]) },
2963 { "f42", offsetof(CPUState, fpr[42]) },
2964 { "f44", offsetof(CPUState, fpr[44]) },
2965 { "f46", offsetof(CPUState, fpr[46]) },
2966 { "f48", offsetof(CPUState, fpr[48]) },
2967 { "f50", offsetof(CPUState, fpr[50]) },
2968 { "f52", offsetof(CPUState, fpr[52]) },
2969 { "f54", offsetof(CPUState, fpr[54]) },
2970 { "f56", offsetof(CPUState, fpr[56]) },
2971 { "f58", offsetof(CPUState, fpr[58]) },
2972 { "f60", offsetof(CPUState, fpr[60]) },
2973 { "f62", offsetof(CPUState, fpr[62]) },
2974 { "asi", offsetof(CPUState, asi) },
2975 { "pstate", offsetof(CPUState, pstate) },
2976 { "cansave", offsetof(CPUState, cansave) },
2977 { "canrestore", offsetof(CPUState, canrestore) },
2978 { "otherwin", offsetof(CPUState, otherwin) },
2979 { "wstate", offsetof(CPUState, wstate) },
2980 { "cleanwin", offsetof(CPUState, cleanwin) },
2981 { "fprs", offsetof(CPUState, fprs) },
2982 #endif
2983 #endif
2984 { NULL },
2985 };
2986
2987 static void expr_error(Monitor *mon, const char *msg)
2988 {
2989 monitor_printf(mon, "%s\n", msg);
2990 longjmp(expr_env, 1);
2991 }
2992
2993 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2994 static int get_monitor_def(target_long *pval, const char *name)
2995 {
2996 const MonitorDef *md;
2997 void *ptr;
2998
2999 for(md = monitor_defs; md->name != NULL; md++) {
3000 if (compare_cmd(name, md->name)) {
3001 if (md->get_value) {
3002 *pval = md->get_value(md, md->offset);
3003 } else {
3004 CPUState *env = mon_get_cpu();
3005 if (!env)
3006 return -2;
3007 ptr = (uint8_t *)env + md->offset;
3008 switch(md->type) {
3009 case MD_I32:
3010 *pval = *(int32_t *)ptr;
3011 break;
3012 case MD_TLONG:
3013 *pval = *(target_long *)ptr;
3014 break;
3015 default:
3016 *pval = 0;
3017 break;
3018 }
3019 }
3020 return 0;
3021 }
3022 }
3023 return -1;
3024 }
3025
3026 static void next(void)
3027 {
3028 if (*pch != '\0') {
3029 pch++;
3030 while (qemu_isspace(*pch))
3031 pch++;
3032 }
3033 }
3034
3035 static int64_t expr_sum(Monitor *mon);
3036
3037 static int64_t expr_unary(Monitor *mon)
3038 {
3039 int64_t n;
3040 char *p;
3041 int ret;
3042
3043 switch(*pch) {
3044 case '+':
3045 next();
3046 n = expr_unary(mon);
3047 break;
3048 case '-':
3049 next();
3050 n = -expr_unary(mon);
3051 break;
3052 case '~':
3053 next();
3054 n = ~expr_unary(mon);
3055 break;
3056 case '(':
3057 next();
3058 n = expr_sum(mon);
3059 if (*pch != ')') {
3060 expr_error(mon, "')' expected");
3061 }
3062 next();
3063 break;
3064 case '\'':
3065 pch++;
3066 if (*pch == '\0')
3067 expr_error(mon, "character constant expected");
3068 n = *pch;
3069 pch++;
3070 if (*pch != '\'')
3071 expr_error(mon, "missing terminating \' character");
3072 next();
3073 break;
3074 case '$':
3075 {
3076 char buf[128], *q;
3077 target_long reg=0;
3078
3079 pch++;
3080 q = buf;
3081 while ((*pch >= 'a' && *pch <= 'z') ||
3082 (*pch >= 'A' && *pch <= 'Z') ||
3083 (*pch >= '0' && *pch <= '9') ||
3084 *pch == '_' || *pch == '.') {
3085 if ((q - buf) < sizeof(buf) - 1)
3086 *q++ = *pch;
3087 pch++;
3088 }
3089 while (qemu_isspace(*pch))
3090 pch++;
3091 *q = 0;
3092 ret = get_monitor_def(&reg, buf);
3093 if (ret == -1)
3094 expr_error(mon, "unknown register");
3095 else if (ret == -2)
3096 expr_error(mon, "no cpu defined");
3097 n = reg;
3098 }
3099 break;
3100 case '\0':
3101 expr_error(mon, "unexpected end of expression");
3102 n = 0;
3103 break;
3104 default:
3105 #if TARGET_PHYS_ADDR_BITS > 32
3106 n = strtoull(pch, &p, 0);
3107 #else
3108 n = strtoul(pch, &p, 0);
3109 #endif
3110 if (pch == p) {
3111 expr_error(mon, "invalid char in expression");
3112 }
3113 pch = p;
3114 while (qemu_isspace(*pch))
3115 pch++;
3116 break;
3117 }
3118 return n;
3119 }
3120
3121
3122 static int64_t expr_prod(Monitor *mon)
3123 {
3124 int64_t val, val2;
3125 int op;
3126
3127 val = expr_unary(mon);
3128 for(;;) {
3129 op = *pch;
3130 if (op != '*' && op != '/' && op != '%')
3131 break;
3132 next();
3133 val2 = expr_unary(mon);
3134 switch(op) {
3135 default:
3136 case '*':
3137 val *= val2;
3138 break;
3139 case '/':
3140 case '%':
3141 if (val2 == 0)
3142 expr_error(mon, "division by zero");
3143 if (op == '/')
3144 val /= val2;
3145 else
3146 val %= val2;
3147 break;
3148 }
3149 }
3150 return val;
3151 }
3152
3153 static int64_t expr_logic(Monitor *mon)
3154 {
3155 int64_t val, val2;
3156 int op;
3157
3158 val = expr_prod(mon);
3159 for(;;) {
3160 op = *pch;
3161 if (op != '&' && op != '|' && op != '^')
3162 break;
3163 next();
3164 val2 = expr_prod(mon);
3165 switch(op) {
3166 default:
3167 case '&':
3168 val &= val2;
3169 break;
3170 case '|':
3171 val |= val2;
3172 break;
3173 case '^':
3174 val ^= val2;
3175 break;
3176 }
3177 }
3178 return val;
3179 }
3180
3181 static int64_t expr_sum(Monitor *mon)
3182 {
3183 int64_t val, val2;
3184 int op;
3185
3186 val = expr_logic(mon);
3187 for(;;) {
3188 op = *pch;
3189 if (op != '+' && op != '-')
3190 break;
3191 next();
3192 val2 = expr_logic(mon);
3193 if (op == '+')
3194 val += val2;
3195 else
3196 val -= val2;
3197 }
3198 return val;
3199 }
3200
3201 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3202 {
3203 pch = *pp;
3204 if (setjmp(expr_env)) {
3205 *pp = pch;
3206 return -1;
3207 }
3208 while (qemu_isspace(*pch))
3209 pch++;
3210 *pval = expr_sum(mon);
3211 *pp = pch;
3212 return 0;
3213 }
3214
3215 static int get_str(char *buf, int buf_size, const char **pp)
3216 {
3217 const char *p;
3218 char *q;
3219 int c;
3220
3221 q = buf;
3222 p = *pp;
3223 while (qemu_isspace(*p))
3224 p++;
3225 if (*p == '\0') {
3226 fail:
3227 *q = '\0';
3228 *pp = p;
3229 return -1;
3230 }
3231 if (*p == '\"') {
3232 p++;
3233 while (*p != '\0' && *p != '\"') {
3234 if (*p == '\\') {
3235 p++;
3236 c = *p++;
3237 switch(c) {
3238 case 'n':
3239 c = '\n';
3240 break;
3241 case 'r':
3242 c = '\r';
3243 break;
3244 case '\\':
3245 case '\'':
3246 case '\"':
3247 break;
3248 default:
3249 qemu_printf("unsupported escape code: '\\%c'\n", c);
3250 goto fail;
3251 }
3252 if ((q - buf) < buf_size - 1) {
3253 *q++ = c;
3254 }
3255 } else {
3256 if ((q - buf) < buf_size - 1) {
3257 *q++ = *p;
3258 }
3259 p++;
3260 }
3261 }
3262 if (*p != '\"') {
3263 qemu_printf("unterminated string\n");
3264 goto fail;
3265 }
3266 p++;
3267 } else {
3268 while (*p != '\0' && !qemu_isspace(*p)) {
3269 if ((q - buf) < buf_size - 1) {
3270 *q++ = *p;
3271 }
3272 p++;
3273 }
3274 }
3275 *q = '\0';
3276 *pp = p;
3277 return 0;
3278 }
3279
3280 /*
3281 * Store the command-name in cmdname, and return a pointer to
3282 * the remaining of the command string.
3283 */
3284 static const char *get_command_name(const char *cmdline,
3285 char *cmdname, size_t nlen)
3286 {
3287 size_t len;
3288 const char *p, *pstart;
3289
3290 p = cmdline;
3291 while (qemu_isspace(*p))
3292 p++;
3293 if (*p == '\0')
3294 return NULL;
3295 pstart = p;
3296 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3297 p++;
3298 len = p - pstart;
3299 if (len > nlen - 1)
3300 len = nlen - 1;
3301 memcpy(cmdname, pstart, len);
3302 cmdname[len] = '\0';
3303 return p;
3304 }
3305
3306 /**
3307 * Read key of 'type' into 'key' and return the current
3308 * 'type' pointer.
3309 */
3310 static char *key_get_info(const char *type, char **key)
3311 {
3312 size_t len;
3313 char *p, *str;
3314
3315 if (*type == ',')
3316 type++;
3317
3318 p = strchr(type, ':');
3319 if (!p) {
3320 *key = NULL;
3321 return NULL;
3322 }
3323 len = p - type;
3324
3325 str = qemu_malloc(len + 1);
3326 memcpy(str, type, len);
3327 str[len] = '\0';
3328
3329 *key = str;
3330 return ++p;
3331 }
3332
3333 static int default_fmt_format = 'x';
3334 static int default_fmt_size = 4;
3335
3336 #define MAX_ARGS 16
3337
3338 static int is_valid_option(const char *c, const char *typestr)
3339 {
3340 char option[3];
3341
3342 option[0] = '-';
3343 option[1] = *c;
3344 option[2] = '\0';
3345
3346 typestr = strstr(typestr, option);
3347 return (typestr != NULL);
3348 }
3349
3350 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3351 {
3352 const mon_cmd_t *cmd;
3353
3354 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3355 if (compare_cmd(cmdname, cmd->name)) {
3356 return cmd;
3357 }
3358 }
3359
3360 return NULL;
3361 }
3362
3363 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3364 const char *cmdline,
3365 QDict *qdict)
3366 {
3367 const char *p, *typestr;
3368 int c;
3369 const mon_cmd_t *cmd;
3370 char cmdname[256];
3371 char buf[1024];
3372 char *key;
3373
3374 #ifdef DEBUG
3375 monitor_printf(mon, "command='%s'\n", cmdline);
3376 #endif
3377
3378 /* extract the command name */
3379 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3380 if (!p)
3381 return NULL;
3382
3383 cmd = monitor_find_command(cmdname);
3384 if (!cmd) {
3385 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3386 return NULL;
3387 }
3388
3389 /* parse the parameters */
3390 typestr = cmd->args_type;
3391 for(;;) {
3392 typestr = key_get_info(typestr, &key);
3393 if (!typestr)
3394 break;
3395 c = *typestr;
3396 typestr++;
3397 switch(c) {
3398 case 'F':
3399 case 'B':
3400 case 's':
3401 {
3402 int ret;
3403
3404 while (qemu_isspace(*p))
3405 p++;
3406 if (*typestr == '?') {
3407 typestr++;
3408 if (*p == '\0') {
3409 /* no optional string: NULL argument */
3410 break;
3411 }
3412 }
3413 ret = get_str(buf, sizeof(buf), &p);
3414 if (ret < 0) {
3415 switch(c) {
3416 case 'F':
3417 monitor_printf(mon, "%s: filename expected\n",
3418 cmdname);
3419 break;
3420 case 'B':
3421 monitor_printf(mon, "%s: block device name expected\n",
3422 cmdname);
3423 break;
3424 default:
3425 monitor_printf(mon, "%s: string expected\n", cmdname);
3426 break;
3427 }
3428 goto fail;
3429 }
3430 qdict_put(qdict, key, qstring_from_str(buf));
3431 }
3432 break;
3433 case '/':
3434 {
3435 int count, format, size;
3436
3437 while (qemu_isspace(*p))
3438 p++;
3439 if (*p == '/') {
3440 /* format found */
3441 p++;
3442 count = 1;
3443 if (qemu_isdigit(*p)) {
3444 count = 0;
3445 while (qemu_isdigit(*p)) {
3446 count = count * 10 + (*p - '0');
3447 p++;
3448 }
3449 }
3450 size = -1;
3451 format = -1;
3452 for(;;) {
3453 switch(*p) {
3454 case 'o':
3455 case 'd':
3456 case 'u':
3457 case 'x':
3458 case 'i':
3459 case 'c':
3460 format = *p++;
3461 break;
3462 case 'b':
3463 size = 1;
3464 p++;
3465 break;
3466 case 'h':
3467 size = 2;
3468 p++;
3469 break;
3470 case 'w':
3471 size = 4;
3472 p++;
3473 break;
3474 case 'g':
3475 case 'L':
3476 size = 8;
3477 p++;
3478 break;
3479 default:
3480 goto next;
3481 }
3482 }
3483 next:
3484 if (*p != '\0' && !qemu_isspace(*p)) {
3485 monitor_printf(mon, "invalid char in format: '%c'\n",
3486 *p);
3487 goto fail;
3488 }
3489 if (format < 0)
3490 format = default_fmt_format;
3491 if (format != 'i') {
3492 /* for 'i', not specifying a size gives -1 as size */
3493 if (size < 0)
3494 size = default_fmt_size;
3495 default_fmt_size = size;
3496 }
3497 default_fmt_format = format;
3498 } else {
3499 count = 1;
3500 format = default_fmt_format;
3501 if (format != 'i') {
3502 size = default_fmt_size;
3503 } else {
3504 size = -1;
3505 }
3506 }
3507 qdict_put(qdict, "count", qint_from_int(count));
3508 qdict_put(qdict, "format", qint_from_int(format));
3509 qdict_put(qdict, "size", qint_from_int(size));
3510 }
3511 break;
3512 case 'i':
3513 case 'l':
3514 case 'M':
3515 {
3516 int64_t val;
3517
3518 while (qemu_isspace(*p))
3519 p++;
3520 if (*typestr == '?' || *typestr == '.') {
3521 if (*typestr == '?') {
3522 if (*p == '\0') {
3523 typestr++;
3524 break;
3525 }
3526 } else {
3527 if (*p == '.') {
3528 p++;
3529 while (qemu_isspace(*p))
3530 p++;
3531 } else {
3532 typestr++;
3533 break;
3534 }
3535 }
3536 typestr++;
3537 }
3538 if (get_expr(mon, &val, &p))
3539 goto fail;
3540 /* Check if 'i' is greater than 32-bit */
3541 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3542 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3543 monitor_printf(mon, "integer is for 32-bit values\n");
3544 goto fail;
3545 } else if (c == 'M') {
3546 val <<= 20;
3547 }
3548 qdict_put(qdict, key, qint_from_int(val));
3549 }
3550 break;
3551 case '-':
3552 {
3553 const char *tmp = p;
3554 int has_option, skip_key = 0;
3555 /* option */
3556
3557 c = *typestr++;
3558 if (c == '\0')
3559 goto bad_type;
3560 while (qemu_isspace(*p))
3561 p++;
3562 has_option = 0;
3563 if (*p == '-') {
3564 p++;
3565 if(c != *p) {
3566 if(!is_valid_option(p, typestr)) {
3567
3568 monitor_printf(mon, "%s: unsupported option -%c\n",
3569 cmdname, *p);
3570 goto fail;
3571 } else {
3572 skip_key = 1;
3573 }
3574 }
3575 if(skip_key) {
3576 p = tmp;
3577 } else {
3578 p++;
3579 has_option = 1;
3580 }
3581 }
3582 qdict_put(qdict, key, qint_from_int(has_option));
3583 }
3584 break;
3585 default:
3586 bad_type:
3587 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3588 goto fail;
3589 }
3590 qemu_free(key);
3591 key = NULL;
3592 }
3593 /* check that all arguments were parsed */
3594 while (qemu_isspace(*p))
3595 p++;
3596 if (*p != '\0') {
3597 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3598 cmdname);
3599 goto fail;
3600 }
3601
3602 return cmd;
3603
3604 fail:
3605 qemu_free(key);
3606 return NULL;
3607 }
3608
3609 static void monitor_print_error(Monitor *mon)
3610 {
3611 qerror_print(mon->error);
3612 QDECREF(mon->error);
3613 mon->error = NULL;
3614 }
3615
3616 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3617 const QDict *params)
3618 {
3619 QObject *data = NULL;
3620
3621 cmd->mhandler.cmd_new(mon, params, &data);
3622
3623 if (monitor_ctrl_mode(mon)) {
3624 /* Monitor Protocol */
3625 monitor_protocol_emitter(mon, data);
3626 } else {
3627 /* User Protocol */
3628 if (data)
3629 cmd->user_print(mon, data);
3630 }
3631
3632 qobject_decref(data);
3633 }
3634
3635 static void handle_user_command(Monitor *mon, const char *cmdline)
3636 {
3637 QDict *qdict;
3638 const mon_cmd_t *cmd;
3639
3640 qdict = qdict_new();
3641
3642 cmd = monitor_parse_command(mon, cmdline, qdict);
3643 if (!cmd)
3644 goto out;
3645
3646 qemu_errors_to_mon(mon);
3647
3648 if (monitor_handler_ported(cmd)) {
3649 monitor_call_handler(mon, cmd, qdict);
3650 } else {
3651 cmd->mhandler.cmd(mon, qdict);
3652 }
3653
3654 if (monitor_has_error(mon))
3655 monitor_print_error(mon);
3656
3657 qemu_errors_to_previous();
3658
3659 out:
3660 QDECREF(qdict);
3661 }
3662
3663 static void cmd_completion(const char *name, const char *list)
3664 {
3665 const char *p, *pstart;
3666 char cmd[128];
3667 int len;
3668
3669 p = list;
3670 for(;;) {
3671 pstart = p;
3672 p = strchr(p, '|');
3673 if (!p)
3674 p = pstart + strlen(pstart);
3675 len = p - pstart;
3676 if (len > sizeof(cmd) - 2)
3677 len = sizeof(cmd) - 2;
3678 memcpy(cmd, pstart, len);
3679 cmd[len] = '\0';
3680 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3681 readline_add_completion(cur_mon->rs, cmd);
3682 }
3683 if (*p == '\0')
3684 break;
3685 p++;
3686 }
3687 }
3688
3689 static void file_completion(const char *input)
3690 {
3691 DIR *ffs;
3692 struct dirent *d;
3693 char path[1024];
3694 char file[1024], file_prefix[1024];
3695 int input_path_len;
3696 const char *p;
3697
3698 p = strrchr(input, '/');
3699 if (!p) {
3700 input_path_len = 0;
3701 pstrcpy(file_prefix, sizeof(file_prefix), input);
3702 pstrcpy(path, sizeof(path), ".");
3703 } else {
3704 input_path_len = p - input + 1;
3705 memcpy(path, input, input_path_len);
3706 if (input_path_len > sizeof(path) - 1)
3707 input_path_len = sizeof(path) - 1;
3708 path[input_path_len] = '\0';
3709 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3710 }
3711 #ifdef DEBUG_COMPLETION
3712 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3713 input, path, file_prefix);
3714 #endif
3715 ffs = opendir(path);
3716 if (!ffs)
3717 return;
3718 for(;;) {
3719 struct stat sb;
3720 d = readdir(ffs);
3721 if (!d)
3722 break;
3723 if (strstart(d->d_name, file_prefix, NULL)) {
3724 memcpy(file, input, input_path_len);
3725 if (input_path_len < sizeof(file))
3726 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3727 d->d_name);
3728 /* stat the file to find out if it's a directory.
3729 * In that case add a slash to speed up typing long paths
3730 */
3731 stat(file, &sb);
3732 if(S_ISDIR(sb.st_mode))
3733 pstrcat(file, sizeof(file), "/");
3734 readline_add_completion(cur_mon->rs, file);
3735 }
3736 }
3737 closedir(ffs);
3738 }
3739
3740 static void block_completion_it(void *opaque, BlockDriverState *bs)
3741 {
3742 const char *name = bdrv_get_device_name(bs);
3743 const char *input = opaque;
3744
3745 if (input[0] == '\0' ||
3746 !strncmp(name, (char *)input, strlen(input))) {
3747 readline_add_completion(cur_mon->rs, name);
3748 }
3749 }
3750
3751 /* NOTE: this parser is an approximate form of the real command parser */
3752 static void parse_cmdline(const char *cmdline,
3753 int *pnb_args, char **args)
3754 {
3755 const char *p;
3756 int nb_args, ret;
3757 char buf[1024];
3758
3759 p = cmdline;
3760 nb_args = 0;
3761 for(;;) {
3762 while (qemu_isspace(*p))
3763 p++;
3764 if (*p == '\0')
3765 break;
3766 if (nb_args >= MAX_ARGS)
3767 break;
3768 ret = get_str(buf, sizeof(buf), &p);
3769 args[nb_args] = qemu_strdup(buf);
3770 nb_args++;
3771 if (ret < 0)
3772 break;
3773 }
3774 *pnb_args = nb_args;
3775 }
3776
3777 static const char *next_arg_type(const char *typestr)
3778 {
3779 const char *p = strchr(typestr, ':');
3780 return (p != NULL ? ++p : typestr);
3781 }
3782
3783 static void monitor_find_completion(const char *cmdline)
3784 {
3785 const char *cmdname;
3786 char *args[MAX_ARGS];
3787 int nb_args, i, len;
3788 const char *ptype, *str;
3789 const mon_cmd_t *cmd;
3790 const KeyDef *key;
3791
3792 parse_cmdline(cmdline, &nb_args, args);
3793 #ifdef DEBUG_COMPLETION
3794 for(i = 0; i < nb_args; i++) {
3795 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3796 }
3797 #endif
3798
3799 /* if the line ends with a space, it means we want to complete the
3800 next arg */
3801 len = strlen(cmdline);
3802 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3803 if (nb_args >= MAX_ARGS)
3804 return;
3805 args[nb_args++] = qemu_strdup("");
3806 }
3807 if (nb_args <= 1) {
3808 /* command completion */
3809 if (nb_args == 0)
3810 cmdname = "";
3811 else
3812 cmdname = args[0];
3813 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3814 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3815 cmd_completion(cmdname, cmd->name);
3816 }
3817 } else {
3818 /* find the command */
3819 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3820 if (compare_cmd(args[0], cmd->name))
3821 goto found;
3822 }
3823 return;
3824 found:
3825 ptype = next_arg_type(cmd->args_type);
3826 for(i = 0; i < nb_args - 2; i++) {
3827 if (*ptype != '\0') {
3828 ptype = next_arg_type(ptype);
3829 while (*ptype == '?')
3830 ptype = next_arg_type(ptype);
3831 }
3832 }
3833 str = args[nb_args - 1];
3834 if (*ptype == '-' && ptype[1] != '\0') {
3835 ptype += 2;
3836 }
3837 switch(*ptype) {
3838 case 'F':
3839 /* file completion */
3840 readline_set_completion_index(cur_mon->rs, strlen(str));
3841 file_completion(str);
3842 break;
3843 case 'B':
3844 /* block device name completion */
3845 readline_set_completion_index(cur_mon->rs, strlen(str));
3846 bdrv_iterate(block_completion_it, (void *)str);
3847 break;
3848 case 's':
3849 /* XXX: more generic ? */
3850 if (!strcmp(cmd->name, "info")) {
3851 readline_set_completion_index(cur_mon->rs, strlen(str));
3852 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3853 cmd_completion(str, cmd->name);
3854 }
3855 } else if (!strcmp(cmd->name, "sendkey")) {
3856 char *sep = strrchr(str, '-');
3857 if (sep)
3858 str = sep + 1;
3859 readline_set_completion_index(cur_mon->rs, strlen(str));
3860 for(key = key_defs; key->name != NULL; key++) {
3861 cmd_completion(str, key->name);
3862 }
3863 } else if (!strcmp(cmd->name, "help|?")) {
3864 readline_set_completion_index(cur_mon->rs, strlen(str));
3865 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3866 cmd_completion(str, cmd->name);
3867 }
3868 }
3869 break;
3870 default:
3871 break;
3872 }
3873 }
3874 for(i = 0; i < nb_args; i++)
3875 qemu_free(args[i]);
3876 }
3877
3878 static int monitor_can_read(void *opaque)
3879 {
3880 Monitor *mon = opaque;
3881
3882 return (mon->suspend_cnt == 0) ? 1 : 0;
3883 }
3884
3885 typedef struct CmdArgs {
3886 QString *name;
3887 int type;
3888 int flag;
3889 int optional;
3890 } CmdArgs;
3891
3892 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
3893 {
3894 if (!cmd_args->optional) {
3895 qemu_error_new(QERR_MISSING_PARAMETER, name);
3896 return -1;
3897 }
3898
3899 if (cmd_args->type == '-') {
3900 /* handlers expect a value, they need to be changed */
3901 qdict_put(args, name, qint_from_int(0));
3902 }
3903
3904 return 0;
3905 }
3906
3907 static int check_arg(const CmdArgs *cmd_args, QDict *args)
3908 {
3909 QObject *value;
3910 const char *name;
3911
3912 name = qstring_get_str(cmd_args->name);
3913
3914 if (!args) {
3915 return check_opt(cmd_args, name, args);
3916 }
3917
3918 value = qdict_get(args, name);
3919 if (!value) {
3920 return check_opt(cmd_args, name, args);
3921 }
3922
3923 switch (cmd_args->type) {
3924 case 'F':
3925 case 'B':
3926 case 's':
3927 if (qobject_type(value) != QTYPE_QSTRING) {
3928 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
3929 return -1;
3930 }
3931 break;
3932 case '/': {
3933 int i;
3934 const char *keys[] = { "count", "format", "size", NULL };
3935
3936 for (i = 0; keys[i]; i++) {
3937 QObject *obj = qdict_get(args, keys[i]);
3938 if (!obj) {
3939 qemu_error_new(QERR_MISSING_PARAMETER, name);
3940 return -1;
3941 }
3942 if (qobject_type(obj) != QTYPE_QINT) {
3943 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3944 return -1;
3945 }
3946 }
3947 break;
3948 }
3949 case 'i':
3950 case 'l':
3951 case 'M':
3952 if (qobject_type(value) != QTYPE_QINT) {
3953 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3954 return -1;
3955 }
3956 break;
3957 case '-':
3958 if (qobject_type(value) != QTYPE_QINT &&
3959 qobject_type(value) != QTYPE_QBOOL) {
3960 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
3961 return -1;
3962 }
3963 if (qobject_type(value) == QTYPE_QBOOL) {
3964 /* handlers expect a QInt, they need to be changed */
3965 qdict_put(args, name,
3966 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
3967 }
3968 break;
3969 default:
3970 /* impossible */
3971 abort();
3972 }
3973
3974 return 0;
3975 }
3976
3977 static void cmd_args_init(CmdArgs *cmd_args)
3978 {
3979 cmd_args->name = qstring_new();
3980 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
3981 }
3982
3983 /*
3984 * This is not trivial, we have to parse Monitor command's argument
3985 * type syntax to be able to check the arguments provided by clients.
3986 *
3987 * In the near future we will be using an array for that and will be
3988 * able to drop all this parsing...
3989 */
3990 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
3991 {
3992 int err;
3993 const char *p;
3994 CmdArgs cmd_args;
3995
3996 if (cmd->args_type == NULL) {
3997 return (qdict_size(args) == 0 ? 0 : -1);
3998 }
3999
4000 err = 0;
4001 cmd_args_init(&cmd_args);
4002
4003 for (p = cmd->args_type;; p++) {
4004 if (*p == ':') {
4005 cmd_args.type = *++p;
4006 p++;
4007 if (cmd_args.type == '-') {
4008 cmd_args.flag = *p++;
4009 cmd_args.optional = 1;
4010 } else if (*p == '?') {
4011 cmd_args.optional = 1;
4012 p++;
4013 }
4014
4015 assert(*p == ',' || *p == '\0');
4016 err = check_arg(&cmd_args, args);
4017
4018 QDECREF(cmd_args.name);
4019 cmd_args_init(&cmd_args);
4020
4021 if (err < 0) {
4022 break;
4023 }
4024 } else {
4025 qstring_append_chr(cmd_args.name, *p);
4026 }
4027
4028 if (*p == '\0') {
4029 break;
4030 }
4031 }
4032
4033 QDECREF(cmd_args.name);
4034 return err;
4035 }
4036
4037 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
4038 {
4039 int err;
4040 QObject *obj;
4041 QDict *input, *args;
4042 const mon_cmd_t *cmd;
4043 Monitor *mon = cur_mon;
4044 const char *cmd_name, *info_item;
4045
4046 args = NULL;
4047 qemu_errors_to_mon(mon);
4048
4049 obj = json_parser_parse(tokens, NULL);
4050 if (!obj) {
4051 // FIXME: should be triggered in json_parser_parse()
4052 qemu_error_new(QERR_JSON_PARSING);
4053 goto err_out;
4054 } else if (qobject_type(obj) != QTYPE_QDICT) {
4055 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
4056 qobject_decref(obj);
4057 goto err_out;
4058 }
4059
4060 input = qobject_to_qdict(obj);
4061
4062 mon->mc->id = qdict_get(input, "id");
4063 qobject_incref(mon->mc->id);
4064
4065 obj = qdict_get(input, "execute");
4066 if (!obj) {
4067 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4068 goto err_input;
4069 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4070 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
4071 goto err_input;
4072 }
4073
4074 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4075
4076 /*
4077 * XXX: We need this special case until we get info handlers
4078 * converted into 'query-' commands
4079 */
4080 if (compare_cmd(cmd_name, "info")) {
4081 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4082 goto err_input;
4083 } else if (strstart(cmd_name, "query-", &info_item)) {
4084 cmd = monitor_find_command("info");
4085 qdict_put_obj(input, "arguments",
4086 qobject_from_jsonf("{ 'item': %s }", info_item));
4087 } else {
4088 cmd = monitor_find_command(cmd_name);
4089 if (!cmd || !monitor_handler_ported(cmd)) {
4090 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4091 goto err_input;
4092 }
4093 }
4094
4095 obj = qdict_get(input, "arguments");
4096 if (!obj) {
4097 args = qdict_new();
4098 } else {
4099 args = qobject_to_qdict(obj);
4100 QINCREF(args);
4101 }
4102
4103 QDECREF(input);
4104
4105 err = monitor_check_qmp_args(cmd, args);
4106 if (err < 0) {
4107 goto err_out;
4108 }
4109
4110 monitor_call_handler(mon, cmd, args);
4111 goto out;
4112
4113 err_input:
4114 QDECREF(input);
4115 err_out:
4116 monitor_protocol_emitter(mon, NULL);
4117 out:
4118 QDECREF(args);
4119 qemu_errors_to_previous();
4120 }
4121
4122 /**
4123 * monitor_control_read(): Read and handle QMP input
4124 */
4125 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4126 {
4127 Monitor *old_mon = cur_mon;
4128
4129 cur_mon = opaque;
4130
4131 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4132
4133 cur_mon = old_mon;
4134 }
4135
4136 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4137 {
4138 Monitor *old_mon = cur_mon;
4139 int i;
4140
4141 cur_mon = opaque;
4142
4143 if (cur_mon->rs) {
4144 for (i = 0; i < size; i++)
4145 readline_handle_byte(cur_mon->rs, buf[i]);
4146 } else {
4147 if (size == 0 || buf[size - 1] != 0)
4148 monitor_printf(cur_mon, "corrupted command\n");
4149 else
4150 handle_user_command(cur_mon, (char *)buf);
4151 }
4152
4153 cur_mon = old_mon;
4154 }
4155
4156 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4157 {
4158 monitor_suspend(mon);
4159 handle_user_command(mon, cmdline);
4160 monitor_resume(mon);
4161 }
4162
4163 int monitor_suspend(Monitor *mon)
4164 {
4165 if (!mon->rs)
4166 return -ENOTTY;
4167 mon->suspend_cnt++;
4168 return 0;
4169 }
4170
4171 void monitor_resume(Monitor *mon)
4172 {
4173 if (!mon->rs)
4174 return;
4175 if (--mon->suspend_cnt == 0)
4176 readline_show_prompt(mon->rs);
4177 }
4178
4179 /**
4180 * monitor_control_event(): Print QMP gretting
4181 */
4182 static void monitor_control_event(void *opaque, int event)
4183 {
4184 if (event == CHR_EVENT_OPENED) {
4185 QObject *data;
4186 Monitor *mon = opaque;
4187
4188 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4189
4190 data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
4191 assert(data != NULL);
4192
4193 monitor_json_emitter(mon, data);
4194 qobject_decref(data);
4195 }
4196 }
4197
4198 static void monitor_event(void *opaque, int event)
4199 {
4200 Monitor *mon = opaque;
4201
4202 switch (event) {
4203 case CHR_EVENT_MUX_IN:
4204 mon->mux_out = 0;
4205 if (mon->reset_seen) {
4206 readline_restart(mon->rs);
4207 monitor_resume(mon);
4208 monitor_flush(mon);
4209 } else {
4210 mon->suspend_cnt = 0;
4211 }
4212 break;
4213
4214 case CHR_EVENT_MUX_OUT:
4215 if (mon->reset_seen) {
4216 if (mon->suspend_cnt == 0) {
4217 monitor_printf(mon, "\n");
4218 }
4219 monitor_flush(mon);
4220 monitor_suspend(mon);
4221 } else {
4222 mon->suspend_cnt++;
4223 }
4224 mon->mux_out = 1;
4225 break;
4226
4227 case CHR_EVENT_OPENED:
4228 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4229 "information\n", QEMU_VERSION);
4230 if (!mon->mux_out) {
4231 readline_show_prompt(mon->rs);
4232 }
4233 mon->reset_seen = 1;
4234 break;
4235 }
4236 }
4237
4238
4239 /*
4240 * Local variables:
4241 * c-indent-level: 4
4242 * c-basic-offset: 4
4243 * tab-width: 8
4244 * End:
4245 */
4246
4247 void monitor_init(CharDriverState *chr, int flags)
4248 {
4249 static int is_first_init = 1;
4250 Monitor *mon;
4251
4252 if (is_first_init) {
4253 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4254 is_first_init = 0;
4255 }
4256
4257 mon = qemu_mallocz(sizeof(*mon));
4258
4259 mon->chr = chr;
4260 mon->flags = flags;
4261 if (flags & MONITOR_USE_READLINE) {
4262 mon->rs = readline_init(mon, monitor_find_completion);
4263 monitor_read_command(mon, 0);
4264 }
4265
4266 if (monitor_ctrl_mode(mon)) {
4267 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4268 /* Control mode requires special handlers */
4269 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4270 monitor_control_event, mon);
4271 } else {
4272 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4273 monitor_event, mon);
4274 }
4275
4276 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4277 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4278 cur_mon = mon;
4279 }
4280
4281 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4282 {
4283 BlockDriverState *bs = opaque;
4284 int ret = 0;
4285
4286 if (bdrv_set_key(bs, password) != 0) {
4287 monitor_printf(mon, "invalid password\n");
4288 ret = -EPERM;
4289 }
4290 if (mon->password_completion_cb)
4291 mon->password_completion_cb(mon->password_opaque, ret);
4292
4293 monitor_read_command(mon, 1);
4294 }
4295
4296 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4297 BlockDriverCompletionFunc *completion_cb,
4298 void *opaque)
4299 {
4300 int err;
4301
4302 if (!bdrv_key_required(bs)) {
4303 if (completion_cb)
4304 completion_cb(opaque, 0);
4305 return;
4306 }
4307
4308 if (monitor_ctrl_mode(mon)) {
4309 qemu_error_new(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4310 return;
4311 }
4312
4313 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4314 bdrv_get_encrypted_filename(bs));
4315
4316 mon->password_completion_cb = completion_cb;
4317 mon->password_opaque = opaque;
4318
4319 err = monitor_read_password(mon, bdrv_password_cb, bs);
4320
4321 if (err && completion_cb)
4322 completion_cb(opaque, err);
4323 }
4324
4325 typedef struct QemuErrorSink QemuErrorSink;
4326 struct QemuErrorSink {
4327 enum {
4328 ERR_SINK_FILE,
4329 ERR_SINK_MONITOR,
4330 } dest;
4331 union {
4332 FILE *fp;
4333 Monitor *mon;
4334 };
4335 QemuErrorSink *previous;
4336 };
4337
4338 static QemuErrorSink *qemu_error_sink;
4339
4340 void qemu_errors_to_file(FILE *fp)
4341 {
4342 QemuErrorSink *sink;
4343
4344 sink = qemu_mallocz(sizeof(*sink));
4345 sink->dest = ERR_SINK_FILE;
4346 sink->fp = fp;
4347 sink->previous = qemu_error_sink;
4348 qemu_error_sink = sink;
4349 }
4350
4351 void qemu_errors_to_mon(Monitor *mon)
4352 {
4353 QemuErrorSink *sink;
4354
4355 sink = qemu_mallocz(sizeof(*sink));
4356 sink->dest = ERR_SINK_MONITOR;
4357 sink->mon = mon;
4358 sink->previous = qemu_error_sink;
4359 qemu_error_sink = sink;
4360 }
4361
4362 void qemu_errors_to_previous(void)
4363 {
4364 QemuErrorSink *sink;
4365
4366 assert(qemu_error_sink != NULL);
4367 sink = qemu_error_sink;
4368 qemu_error_sink = sink->previous;
4369 qemu_free(sink);
4370 }
4371
4372 void qemu_error(const char *fmt, ...)
4373 {
4374 va_list args;
4375
4376 assert(qemu_error_sink != NULL);
4377 switch (qemu_error_sink->dest) {
4378 case ERR_SINK_FILE:
4379 va_start(args, fmt);
4380 vfprintf(qemu_error_sink->fp, fmt, args);
4381 va_end(args);
4382 break;
4383 case ERR_SINK_MONITOR:
4384 va_start(args, fmt);
4385 monitor_vprintf(qemu_error_sink->mon, fmt, args);
4386 va_end(args);
4387 break;
4388 }
4389 }
4390
4391 void qemu_error_internal(const char *file, int linenr, const char *func,
4392 const char *fmt, ...)
4393 {
4394 va_list va;
4395 QError *qerror;
4396
4397 assert(qemu_error_sink != NULL);
4398
4399 va_start(va, fmt);
4400 qerror = qerror_from_info(file, linenr, func, fmt, &va);
4401 va_end(va);
4402
4403 switch (qemu_error_sink->dest) {
4404 case ERR_SINK_FILE:
4405 qerror_print(qerror);
4406 QDECREF(qerror);
4407 break;
4408 case ERR_SINK_MONITOR:
4409 assert(qemu_error_sink->mon->error == NULL);
4410 qemu_error_sink->mon->error = qerror;
4411 break;
4412 }
4413 }
QEmu