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Cocoa: ppc64 host support
[qemu/lumag.git] / monitor.c
blobc0dc48ea004fae291895ff22d5d46568e90e193a
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 assert(qobject_type(data) == QTYPE_QDICT);
287 qobject_incref(data);
288 qdict_put_obj(qmp, "return", data);
289 } else {
290 /* return an empty QDict by default */
291 qdict_put(qmp, "return", qdict_new());
292 }
293 } else {
294 /* error response */
295 qdict_put(mon->error->error, "desc", qerror_human(mon->error));
296 qdict_put(qmp, "error", mon->error->error);
297 QINCREF(mon->error->error);
298 QDECREF(mon->error);
299 mon->error = NULL;
300 }
301
302 if (mon->mc->id) {
303 qdict_put_obj(qmp, "id", mon->mc->id);
304 mon->mc->id = NULL;
305 }
306
307 monitor_json_emitter(mon, QOBJECT(qmp));
308 QDECREF(qmp);
309 }
310
311 static void timestamp_put(QDict *qdict)
312 {
313 int err;
314 QObject *obj;
315 qemu_timeval tv;
316
317 err = qemu_gettimeofday(&tv);
318 if (err < 0)
319 return;
320
321 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
322 "'microseconds': %" PRId64 " }",
323 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
324 assert(obj != NULL);
325
326 qdict_put_obj(qdict, "timestamp", obj);
327 }
328
329 /**
330 * monitor_protocol_event(): Generate a Monitor event
331 *
332 * Event-specific data can be emitted through the (optional) 'data' parameter.
333 */
334 void monitor_protocol_event(MonitorEvent event, QObject *data)
335 {
336 QDict *qmp;
337 const char *event_name;
338 Monitor *mon = cur_mon;
339
340 assert(event < QEVENT_MAX);
341
342 if (!monitor_ctrl_mode(mon))
343 return;
344
345 switch (event) {
346 case QEVENT_DEBUG:
347 event_name = "DEBUG";
348 break;
349 case QEVENT_SHUTDOWN:
350 event_name = "SHUTDOWN";
351 break;
352 case QEVENT_RESET:
353 event_name = "RESET";
354 break;
355 case QEVENT_POWERDOWN:
356 event_name = "POWERDOWN";
357 break;
358 case QEVENT_STOP:
359 event_name = "STOP";
360 break;
361 default:
362 abort();
363 break;
364 }
365
366 qmp = qdict_new();
367 timestamp_put(qmp);
368 qdict_put(qmp, "event", qstring_from_str(event_name));
369 if (data)
370 qdict_put_obj(qmp, "data", data);
371
372 monitor_json_emitter(mon, QOBJECT(qmp));
373 QDECREF(qmp);
374 }
375
376 static int compare_cmd(const char *name, const char *list)
377 {
378 const char *p, *pstart;
379 int len;
380 len = strlen(name);
381 p = list;
382 for(;;) {
383 pstart = p;
384 p = strchr(p, '|');
385 if (!p)
386 p = pstart + strlen(pstart);
387 if ((p - pstart) == len && !memcmp(pstart, name, len))
388 return 1;
389 if (*p == '\0')
390 break;
391 p++;
392 }
393 return 0;
394 }
395
396 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
397 const char *prefix, const char *name)
398 {
399 const mon_cmd_t *cmd;
400
401 for(cmd = cmds; cmd->name != NULL; cmd++) {
402 if (!name || !strcmp(name, cmd->name))
403 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
404 cmd->params, cmd->help);
405 }
406 }
407
408 static void help_cmd(Monitor *mon, const char *name)
409 {
410 if (name && !strcmp(name, "info")) {
411 help_cmd_dump(mon, info_cmds, "info ", NULL);
412 } else {
413 help_cmd_dump(mon, mon_cmds, "", name);
414 if (name && !strcmp(name, "log")) {
415 const CPULogItem *item;
416 monitor_printf(mon, "Log items (comma separated):\n");
417 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
418 for(item = cpu_log_items; item->mask != 0; item++) {
419 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
420 }
421 }
422 }
423 }
424
425 static void do_help_cmd(Monitor *mon, const QDict *qdict)
426 {
427 help_cmd(mon, qdict_get_try_str(qdict, "name"));
428 }
429
430 static void do_commit(Monitor *mon, const QDict *qdict)
431 {
432 int all_devices;
433 DriveInfo *dinfo;
434 const char *device = qdict_get_str(qdict, "device");
435
436 all_devices = !strcmp(device, "all");
437 QTAILQ_FOREACH(dinfo, &drives, next) {
438 if (!all_devices)
439 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
440 continue;
441 bdrv_commit(dinfo->bdrv);
442 }
443 }
444
445 static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
446 {
447 const mon_cmd_t *cmd;
448 const char *item = qdict_get_try_str(qdict, "item");
449
450 if (!item) {
451 assert(monitor_ctrl_mode(mon) == 0);
452 goto help;
453 }
454
455 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
456 if (compare_cmd(item, cmd->name))
457 break;
458 }
459
460 if (cmd->name == NULL) {
461 if (monitor_ctrl_mode(mon)) {
462 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
463 return;
464 }
465 goto help;
466 }
467
468 if (monitor_handler_ported(cmd)) {
469 cmd->mhandler.info_new(mon, ret_data);
470
471 if (!monitor_ctrl_mode(mon)) {
472 /*
473 * User Protocol function is called here, Monitor Protocol is
474 * handled by monitor_call_handler()
475 */
476 if (*ret_data)
477 cmd->user_print(mon, *ret_data);
478 }
479 } else {
480 if (monitor_ctrl_mode(mon)) {
481 /* handler not converted yet */
482 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
483 } else {
484 cmd->mhandler.info(mon);
485 }
486 }
487
488 return;
489
490 help:
491 help_cmd(mon, "info");
492 }
493
494 static void do_info_version_print(Monitor *mon, const QObject *data)
495 {
496 QDict *qdict;
497
498 qdict = qobject_to_qdict(data);
499
500 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
501 qdict_get_str(qdict, "package"));
502 }
503
504 /**
505 * do_info_version(): Show QEMU version
506 *
507 * Return a QDict with the following information:
508 *
509 * - "qemu": QEMU's version
510 * - "package": package's version
511 *
512 * Example:
513 *
514 * { "qemu": "0.11.50", "package": "" }
515 */
516 static void do_info_version(Monitor *mon, QObject **ret_data)
517 {
518 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
519 QEMU_VERSION, QEMU_PKGVERSION);
520 }
521
522 static void do_info_name_print(Monitor *mon, const QObject *data)
523 {
524 QDict *qdict;
525
526 qdict = qobject_to_qdict(data);
527 if (qdict_size(qdict) == 0) {
528 return;
529 }
530
531 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
532 }
533
534 /**
535 * do_info_name(): Show VM name
536 *
537 * Return a QDict with the following information:
538 *
539 * - "name": VM's name (optional)
540 *
541 * Example:
542 *
543 * { "name": "qemu-name" }
544 */
545 static void do_info_name(Monitor *mon, QObject **ret_data)
546 {
547 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
548 qobject_from_jsonf("{}");
549 }
550
551 static QObject *get_cmd_dict(const char *name)
552 {
553 const char *p;
554
555 /* Remove '|' from some commands */
556 p = strchr(name, '|');
557 if (p) {
558 p++;
559 } else {
560 p = name;
561 }
562
563 return qobject_from_jsonf("{ 'name': %s }", p);
564 }
565
566 /**
567 * do_info_commands(): List QMP available commands
568 *
569 * Each command is represented by a QDict, the returned QObject is a QList
570 * of all commands.
571 *
572 * The QDict contains:
573 *
574 * - "name": command's name
575 *
576 * Example:
577 *
578 * { [ { "name": "query-balloon" }, { "name": "system_powerdown" } ] }
579 */
580 static void do_info_commands(Monitor *mon, QObject **ret_data)
581 {
582 QList *cmd_list;
583 const mon_cmd_t *cmd;
584
585 cmd_list = qlist_new();
586
587 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
588 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
589 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
590 }
591 }
592
593 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
594 if (monitor_handler_ported(cmd)) {
595 char buf[128];
596 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
597 qlist_append_obj(cmd_list, get_cmd_dict(buf));
598 }
599 }
600
601 *ret_data = QOBJECT(cmd_list);
602 }
603
604 #if defined(TARGET_I386)
605 static void do_info_hpet_print(Monitor *mon, const QObject *data)
606 {
607 monitor_printf(mon, "HPET is %s by QEMU\n",
608 qdict_get_bool(qobject_to_qdict(data), "enabled") ?
609 "enabled" : "disabled");
610 }
611
612 /**
613 * do_info_hpet(): Show HPET state
614 *
615 * Return a QDict with the following information:
616 *
617 * - "enabled": true if hpet if enabled, false otherwise
618 *
619 * Example:
620 *
621 * { "enabled": true }
622 */
623 static void do_info_hpet(Monitor *mon, QObject **ret_data)
624 {
625 *ret_data = qobject_from_jsonf("{ 'enabled': %i }", !no_hpet);
626 }
627 #endif
628
629 static void do_info_uuid_print(Monitor *mon, const QObject *data)
630 {
631 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
632 }
633
634 /**
635 * do_info_uuid(): Show VM UUID
636 *
637 * Return a QDict with the following information:
638 *
639 * - "UUID": Universally Unique Identifier
640 *
641 * Example:
642 *
643 * { "UUID": "550e8400-e29b-41d4-a716-446655440000" }
644 */
645 static void do_info_uuid(Monitor *mon, QObject **ret_data)
646 {
647 char uuid[64];
648
649 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
650 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
651 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
652 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
653 qemu_uuid[14], qemu_uuid[15]);
654 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
655 }
656
657 /* get the current CPU defined by the user */
658 static int mon_set_cpu(int cpu_index)
659 {
660 CPUState *env;
661
662 for(env = first_cpu; env != NULL; env = env->next_cpu) {
663 if (env->cpu_index == cpu_index) {
664 cur_mon->mon_cpu = env;
665 return 0;
666 }
667 }
668 return -1;
669 }
670
671 static CPUState *mon_get_cpu(void)
672 {
673 if (!cur_mon->mon_cpu) {
674 mon_set_cpu(0);
675 }
676 cpu_synchronize_state(cur_mon->mon_cpu);
677 return cur_mon->mon_cpu;
678 }
679
680 static void do_info_registers(Monitor *mon)
681 {
682 CPUState *env;
683 env = mon_get_cpu();
684 if (!env)
685 return;
686 #ifdef TARGET_I386
687 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
688 X86_DUMP_FPU);
689 #else
690 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
691 0);
692 #endif
693 }
694
695 static void print_cpu_iter(QObject *obj, void *opaque)
696 {
697 QDict *cpu;
698 int active = ' ';
699 Monitor *mon = opaque;
700
701 assert(qobject_type(obj) == QTYPE_QDICT);
702 cpu = qobject_to_qdict(obj);
703
704 if (qdict_get_bool(cpu, "current")) {
705 active = '*';
706 }
707
708 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
709
710 #if defined(TARGET_I386)
711 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
712 (target_ulong) qdict_get_int(cpu, "pc"));
713 #elif defined(TARGET_PPC)
714 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
715 (target_long) qdict_get_int(cpu, "nip"));
716 #elif defined(TARGET_SPARC)
717 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
718 (target_long) qdict_get_int(cpu, "pc"));
719 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
720 (target_long) qdict_get_int(cpu, "npc"));
721 #elif defined(TARGET_MIPS)
722 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
723 (target_long) qdict_get_int(cpu, "PC"));
724 #endif
725
726 if (qdict_get_bool(cpu, "halted")) {
727 monitor_printf(mon, " (halted)");
728 }
729
730 monitor_printf(mon, "\n");
731 }
732
733 static void monitor_print_cpus(Monitor *mon, const QObject *data)
734 {
735 QList *cpu_list;
736
737 assert(qobject_type(data) == QTYPE_QLIST);
738 cpu_list = qobject_to_qlist(data);
739 qlist_iter(cpu_list, print_cpu_iter, mon);
740 }
741
742 /**
743 * do_info_cpus(): Show CPU information
744 *
745 * Return a QList. Each CPU is represented by a QDict, which contains:
746 *
747 * - "cpu": CPU index
748 * - "current": true if this is the current CPU, false otherwise
749 * - "halted": true if the cpu is halted, false otherwise
750 * - Current program counter. The key's name depends on the architecture:
751 * "pc": i386/x86)64
752 * "nip": PPC
753 * "pc" and "npc": sparc
754 * "PC": mips
755 *
756 * Example:
757 *
758 * [ { "CPU": 0, "current": true, "halted": false, "pc": 3227107138 },
759 * { "CPU": 1, "current": false, "halted": true, "pc": 7108165 } ]
760 */
761 static void do_info_cpus(Monitor *mon, QObject **ret_data)
762 {
763 CPUState *env;
764 QList *cpu_list;
765
766 cpu_list = qlist_new();
767
768 /* just to set the default cpu if not already done */
769 mon_get_cpu();
770
771 for(env = first_cpu; env != NULL; env = env->next_cpu) {
772 QDict *cpu;
773 QObject *obj;
774
775 cpu_synchronize_state(env);
776
777 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
778 env->cpu_index, env == mon->mon_cpu,
779 env->halted);
780 assert(obj != NULL);
781
782 cpu = qobject_to_qdict(obj);
783
784 #if defined(TARGET_I386)
785 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
786 #elif defined(TARGET_PPC)
787 qdict_put(cpu, "nip", qint_from_int(env->nip));
788 #elif defined(TARGET_SPARC)
789 qdict_put(cpu, "pc", qint_from_int(env->pc));
790 qdict_put(cpu, "npc", qint_from_int(env->npc));
791 #elif defined(TARGET_MIPS)
792 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
793 #endif
794
795 qlist_append(cpu_list, cpu);
796 }
797
798 *ret_data = QOBJECT(cpu_list);
799 }
800
801 static void do_cpu_set(Monitor *mon, const QDict *qdict)
802 {
803 int index = qdict_get_int(qdict, "index");
804 if (mon_set_cpu(index) < 0)
805 monitor_printf(mon, "Invalid CPU index\n");
806 }
807
808 static void do_info_jit(Monitor *mon)
809 {
810 dump_exec_info((FILE *)mon, monitor_fprintf);
811 }
812
813 static void do_info_history(Monitor *mon)
814 {
815 int i;
816 const char *str;
817
818 if (!mon->rs)
819 return;
820 i = 0;
821 for(;;) {
822 str = readline_get_history(mon->rs, i);
823 if (!str)
824 break;
825 monitor_printf(mon, "%d: '%s'\n", i, str);
826 i++;
827 }
828 }
829
830 #if defined(TARGET_PPC)
831 /* XXX: not implemented in other targets */
832 static void do_info_cpu_stats(Monitor *mon)
833 {
834 CPUState *env;
835
836 env = mon_get_cpu();
837 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
838 }
839 #endif
840
841 /**
842 * do_quit(): Quit QEMU execution
843 */
844 static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
845 {
846 exit(0);
847 }
848
849 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
850 {
851 if (bdrv_is_inserted(bs)) {
852 if (!force) {
853 if (!bdrv_is_removable(bs)) {
854 qemu_error_new(QERR_DEVICE_NOT_REMOVABLE,
855 bdrv_get_device_name(bs));
856 return -1;
857 }
858 if (bdrv_is_locked(bs)) {
859 qemu_error_new(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
860 return -1;
861 }
862 }
863 bdrv_close(bs);
864 }
865 return 0;
866 }
867
868 static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
869 {
870 BlockDriverState *bs;
871 int force = qdict_get_int(qdict, "force");
872 const char *filename = qdict_get_str(qdict, "device");
873
874 bs = bdrv_find(filename);
875 if (!bs) {
876 qemu_error_new(QERR_DEVICE_NOT_FOUND, filename);
877 return;
878 }
879 eject_device(mon, bs, force);
880 }
881
882 static void do_block_set_passwd(Monitor *mon, const QDict *qdict,
883 QObject **ret_data)
884 {
885 BlockDriverState *bs;
886
887 bs = bdrv_find(qdict_get_str(qdict, "device"));
888 if (!bs) {
889 qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
890 return;
891 }
892
893 if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
894 qemu_error_new(QERR_INVALID_PASSWORD);
895 }
896 }
897
898 static void do_change_block(Monitor *mon, const char *device,
899 const char *filename, const char *fmt)
900 {
901 BlockDriverState *bs;
902 BlockDriver *drv = NULL;
903
904 bs = bdrv_find(device);
905 if (!bs) {
906 qemu_error_new(QERR_DEVICE_NOT_FOUND, device);
907 return;
908 }
909 if (fmt) {
910 drv = bdrv_find_whitelisted_format(fmt);
911 if (!drv) {
912 qemu_error_new(QERR_INVALID_BLOCK_FORMAT, fmt);
913 return;
914 }
915 }
916 if (eject_device(mon, bs, 0) < 0)
917 return;
918 bdrv_open2(bs, filename, 0, drv);
919 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
920 }
921
922 static void change_vnc_password(const char *password)
923 {
924 if (vnc_display_password(NULL, password) < 0)
925 qemu_error_new(QERR_SET_PASSWD_FAILED);
926
927 }
928
929 static void change_vnc_password_cb(Monitor *mon, const char *password,
930 void *opaque)
931 {
932 change_vnc_password(password);
933 monitor_read_command(mon, 1);
934 }
935
936 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
937 {
938 if (strcmp(target, "passwd") == 0 ||
939 strcmp(target, "password") == 0) {
940 if (arg) {
941 char password[9];
942 strncpy(password, arg, sizeof(password));
943 password[sizeof(password) - 1] = '\0';
944 change_vnc_password(password);
945 } else {
946 monitor_read_password(mon, change_vnc_password_cb, NULL);
947 }
948 } else {
949 if (vnc_display_open(NULL, target) < 0)
950 qemu_error_new(QERR_VNC_SERVER_FAILED, target);
951 }
952 }
953
954 /**
955 * do_change(): Change a removable medium, or VNC configuration
956 */
957 static void do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
958 {
959 const char *device = qdict_get_str(qdict, "device");
960 const char *target = qdict_get_str(qdict, "target");
961 const char *arg = qdict_get_try_str(qdict, "arg");
962 if (strcmp(device, "vnc") == 0) {
963 do_change_vnc(mon, target, arg);
964 } else {
965 do_change_block(mon, device, target, arg);
966 }
967 }
968
969 static void do_screen_dump(Monitor *mon, const QDict *qdict)
970 {
971 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
972 }
973
974 static void do_logfile(Monitor *mon, const QDict *qdict)
975 {
976 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
977 }
978
979 static void do_log(Monitor *mon, const QDict *qdict)
980 {
981 int mask;
982 const char *items = qdict_get_str(qdict, "items");
983
984 if (!strcmp(items, "none")) {
985 mask = 0;
986 } else {
987 mask = cpu_str_to_log_mask(items);
988 if (!mask) {
989 help_cmd(mon, "log");
990 return;
991 }
992 }
993 cpu_set_log(mask);
994 }
995
996 static void do_singlestep(Monitor *mon, const QDict *qdict)
997 {
998 const char *option = qdict_get_try_str(qdict, "option");
999 if (!option || !strcmp(option, "on")) {
1000 singlestep = 1;
1001 } else if (!strcmp(option, "off")) {
1002 singlestep = 0;
1003 } else {
1004 monitor_printf(mon, "unexpected option %s\n", option);
1005 }
1006 }
1007
1008 /**
1009 * do_stop(): Stop VM execution
1010 */
1011 static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1012 {
1013 vm_stop(EXCP_INTERRUPT);
1014 }
1015
1016 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1017
1018 struct bdrv_iterate_context {
1019 Monitor *mon;
1020 int err;
1021 };
1022
1023 /**
1024 * do_cont(): Resume emulation.
1025 */
1026 static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1027 {
1028 struct bdrv_iterate_context context = { mon, 0 };
1029
1030 bdrv_iterate(encrypted_bdrv_it, &context);
1031 /* only resume the vm if all keys are set and valid */
1032 if (!context.err)
1033 vm_start();
1034 }
1035
1036 static void bdrv_key_cb(void *opaque, int err)
1037 {
1038 Monitor *mon = opaque;
1039
1040 /* another key was set successfully, retry to continue */
1041 if (!err)
1042 do_cont(mon, NULL, NULL);
1043 }
1044
1045 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1046 {
1047 struct bdrv_iterate_context *context = opaque;
1048
1049 if (!context->err && bdrv_key_required(bs)) {
1050 context->err = -EBUSY;
1051 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1052 context->mon);
1053 }
1054 }
1055
1056 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1057 {
1058 const char *device = qdict_get_try_str(qdict, "device");
1059 if (!device)
1060 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1061 if (gdbserver_start(device) < 0) {
1062 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1063 device);
1064 } else if (strcmp(device, "none") == 0) {
1065 monitor_printf(mon, "Disabled gdbserver\n");
1066 } else {
1067 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1068 device);
1069 }
1070 }
1071
1072 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1073 {
1074 const char *action = qdict_get_str(qdict, "action");
1075 if (select_watchdog_action(action) == -1) {
1076 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1077 }
1078 }
1079
1080 static void monitor_printc(Monitor *mon, int c)
1081 {
1082 monitor_printf(mon, "'");
1083 switch(c) {
1084 case '\'':
1085 monitor_printf(mon, "\\'");
1086 break;
1087 case '\\':
1088 monitor_printf(mon, "\\\\");
1089 break;
1090 case '\n':
1091 monitor_printf(mon, "\\n");
1092 break;
1093 case '\r':
1094 monitor_printf(mon, "\\r");
1095 break;
1096 default:
1097 if (c >= 32 && c <= 126) {
1098 monitor_printf(mon, "%c", c);
1099 } else {
1100 monitor_printf(mon, "\\x%02x", c);
1101 }
1102 break;
1103 }
1104 monitor_printf(mon, "'");
1105 }
1106
1107 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1108 target_phys_addr_t addr, int is_physical)
1109 {
1110 CPUState *env;
1111 int nb_per_line, l, line_size, i, max_digits, len;
1112 uint8_t buf[16];
1113 uint64_t v;
1114
1115 if (format == 'i') {
1116 int flags;
1117 flags = 0;
1118 env = mon_get_cpu();
1119 if (!env && !is_physical)
1120 return;
1121 #ifdef TARGET_I386
1122 if (wsize == 2) {
1123 flags = 1;
1124 } else if (wsize == 4) {
1125 flags = 0;
1126 } else {
1127 /* as default we use the current CS size */
1128 flags = 0;
1129 if (env) {
1130 #ifdef TARGET_X86_64
1131 if ((env->efer & MSR_EFER_LMA) &&
1132 (env->segs[R_CS].flags & DESC_L_MASK))
1133 flags = 2;
1134 else
1135 #endif
1136 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1137 flags = 1;
1138 }
1139 }
1140 #endif
1141 monitor_disas(mon, env, addr, count, is_physical, flags);
1142 return;
1143 }
1144
1145 len = wsize * count;
1146 if (wsize == 1)
1147 line_size = 8;
1148 else
1149 line_size = 16;
1150 nb_per_line = line_size / wsize;
1151 max_digits = 0;
1152
1153 switch(format) {
1154 case 'o':
1155 max_digits = (wsize * 8 + 2) / 3;
1156 break;
1157 default:
1158 case 'x':
1159 max_digits = (wsize * 8) / 4;
1160 break;
1161 case 'u':
1162 case 'd':
1163 max_digits = (wsize * 8 * 10 + 32) / 33;
1164 break;
1165 case 'c':
1166 wsize = 1;
1167 break;
1168 }
1169
1170 while (len > 0) {
1171 if (is_physical)
1172 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1173 else
1174 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1175 l = len;
1176 if (l > line_size)
1177 l = line_size;
1178 if (is_physical) {
1179 cpu_physical_memory_rw(addr, buf, l, 0);
1180 } else {
1181 env = mon_get_cpu();
1182 if (!env)
1183 break;
1184 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1185 monitor_printf(mon, " Cannot access memory\n");
1186 break;
1187 }
1188 }
1189 i = 0;
1190 while (i < l) {
1191 switch(wsize) {
1192 default:
1193 case 1:
1194 v = ldub_raw(buf + i);
1195 break;
1196 case 2:
1197 v = lduw_raw(buf + i);
1198 break;
1199 case 4:
1200 v = (uint32_t)ldl_raw(buf + i);
1201 break;
1202 case 8:
1203 v = ldq_raw(buf + i);
1204 break;
1205 }
1206 monitor_printf(mon, " ");
1207 switch(format) {
1208 case 'o':
1209 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1210 break;
1211 case 'x':
1212 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1213 break;
1214 case 'u':
1215 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1216 break;
1217 case 'd':
1218 monitor_printf(mon, "%*" PRId64, max_digits, v);
1219 break;
1220 case 'c':
1221 monitor_printc(mon, v);
1222 break;
1223 }
1224 i += wsize;
1225 }
1226 monitor_printf(mon, "\n");
1227 addr += l;
1228 len -= l;
1229 }
1230 }
1231
1232 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1233 {
1234 int count = qdict_get_int(qdict, "count");
1235 int format = qdict_get_int(qdict, "format");
1236 int size = qdict_get_int(qdict, "size");
1237 target_long addr = qdict_get_int(qdict, "addr");
1238
1239 memory_dump(mon, count, format, size, addr, 0);
1240 }
1241
1242 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1243 {
1244 int count = qdict_get_int(qdict, "count");
1245 int format = qdict_get_int(qdict, "format");
1246 int size = qdict_get_int(qdict, "size");
1247 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1248
1249 memory_dump(mon, count, format, size, addr, 1);
1250 }
1251
1252 static void do_print(Monitor *mon, const QDict *qdict)
1253 {
1254 int format = qdict_get_int(qdict, "format");
1255 target_phys_addr_t val = qdict_get_int(qdict, "val");
1256
1257 #if TARGET_PHYS_ADDR_BITS == 32
1258 switch(format) {
1259 case 'o':
1260 monitor_printf(mon, "%#o", val);
1261 break;
1262 case 'x':
1263 monitor_printf(mon, "%#x", val);
1264 break;
1265 case 'u':
1266 monitor_printf(mon, "%u", val);
1267 break;
1268 default:
1269 case 'd':
1270 monitor_printf(mon, "%d", val);
1271 break;
1272 case 'c':
1273 monitor_printc(mon, val);
1274 break;
1275 }
1276 #else
1277 switch(format) {
1278 case 'o':
1279 monitor_printf(mon, "%#" PRIo64, val);
1280 break;
1281 case 'x':
1282 monitor_printf(mon, "%#" PRIx64, val);
1283 break;
1284 case 'u':
1285 monitor_printf(mon, "%" PRIu64, val);
1286 break;
1287 default:
1288 case 'd':
1289 monitor_printf(mon, "%" PRId64, val);
1290 break;
1291 case 'c':
1292 monitor_printc(mon, val);
1293 break;
1294 }
1295 #endif
1296 monitor_printf(mon, "\n");
1297 }
1298
1299 static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1300 {
1301 FILE *f;
1302 uint32_t size = qdict_get_int(qdict, "size");
1303 const char *filename = qdict_get_str(qdict, "filename");
1304 target_long addr = qdict_get_int(qdict, "val");
1305 uint32_t l;
1306 CPUState *env;
1307 uint8_t buf[1024];
1308
1309 env = mon_get_cpu();
1310 if (!env)
1311 return;
1312
1313 f = fopen(filename, "wb");
1314 if (!f) {
1315 monitor_printf(mon, "could not open '%s'\n", filename);
1316 return;
1317 }
1318 while (size != 0) {
1319 l = sizeof(buf);
1320 if (l > size)
1321 l = size;
1322 cpu_memory_rw_debug(env, addr, buf, l, 0);
1323 fwrite(buf, 1, l, f);
1324 addr += l;
1325 size -= l;
1326 }
1327 fclose(f);
1328 }
1329
1330 static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1331 QObject **ret_data)
1332 {
1333 FILE *f;
1334 uint32_t l;
1335 uint8_t buf[1024];
1336 uint32_t size = qdict_get_int(qdict, "size");
1337 const char *filename = qdict_get_str(qdict, "filename");
1338 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1339
1340 f = fopen(filename, "wb");
1341 if (!f) {
1342 monitor_printf(mon, "could not open '%s'\n", filename);
1343 return;
1344 }
1345 while (size != 0) {
1346 l = sizeof(buf);
1347 if (l > size)
1348 l = size;
1349 cpu_physical_memory_rw(addr, buf, l, 0);
1350 fwrite(buf, 1, l, f);
1351 fflush(f);
1352 addr += l;
1353 size -= l;
1354 }
1355 fclose(f);
1356 }
1357
1358 static void do_sum(Monitor *mon, const QDict *qdict)
1359 {
1360 uint32_t addr;
1361 uint8_t buf[1];
1362 uint16_t sum;
1363 uint32_t start = qdict_get_int(qdict, "start");
1364 uint32_t size = qdict_get_int(qdict, "size");
1365
1366 sum = 0;
1367 for(addr = start; addr < (start + size); addr++) {
1368 cpu_physical_memory_rw(addr, buf, 1, 0);
1369 /* BSD sum algorithm ('sum' Unix command) */
1370 sum = (sum >> 1) | (sum << 15);
1371 sum += buf[0];
1372 }
1373 monitor_printf(mon, "%05d\n", sum);
1374 }
1375
1376 typedef struct {
1377 int keycode;
1378 const char *name;
1379 } KeyDef;
1380
1381 static const KeyDef key_defs[] = {
1382 { 0x2a, "shift" },
1383 { 0x36, "shift_r" },
1384
1385 { 0x38, "alt" },
1386 { 0xb8, "alt_r" },
1387 { 0x64, "altgr" },
1388 { 0xe4, "altgr_r" },
1389 { 0x1d, "ctrl" },
1390 { 0x9d, "ctrl_r" },
1391
1392 { 0xdd, "menu" },
1393
1394 { 0x01, "esc" },
1395
1396 { 0x02, "1" },
1397 { 0x03, "2" },
1398 { 0x04, "3" },
1399 { 0x05, "4" },
1400 { 0x06, "5" },
1401 { 0x07, "6" },
1402 { 0x08, "7" },
1403 { 0x09, "8" },
1404 { 0x0a, "9" },
1405 { 0x0b, "0" },
1406 { 0x0c, "minus" },
1407 { 0x0d, "equal" },
1408 { 0x0e, "backspace" },
1409
1410 { 0x0f, "tab" },
1411 { 0x10, "q" },
1412 { 0x11, "w" },
1413 { 0x12, "e" },
1414 { 0x13, "r" },
1415 { 0x14, "t" },
1416 { 0x15, "y" },
1417 { 0x16, "u" },
1418 { 0x17, "i" },
1419 { 0x18, "o" },
1420 { 0x19, "p" },
1421
1422 { 0x1c, "ret" },
1423
1424 { 0x1e, "a" },
1425 { 0x1f, "s" },
1426 { 0x20, "d" },
1427 { 0x21, "f" },
1428 { 0x22, "g" },
1429 { 0x23, "h" },
1430 { 0x24, "j" },
1431 { 0x25, "k" },
1432 { 0x26, "l" },
1433
1434 { 0x2c, "z" },
1435 { 0x2d, "x" },
1436 { 0x2e, "c" },
1437 { 0x2f, "v" },
1438 { 0x30, "b" },
1439 { 0x31, "n" },
1440 { 0x32, "m" },
1441 { 0x33, "comma" },
1442 { 0x34, "dot" },
1443 { 0x35, "slash" },
1444
1445 { 0x37, "asterisk" },
1446
1447 { 0x39, "spc" },
1448 { 0x3a, "caps_lock" },
1449 { 0x3b, "f1" },
1450 { 0x3c, "f2" },
1451 { 0x3d, "f3" },
1452 { 0x3e, "f4" },
1453 { 0x3f, "f5" },
1454 { 0x40, "f6" },
1455 { 0x41, "f7" },
1456 { 0x42, "f8" },
1457 { 0x43, "f9" },
1458 { 0x44, "f10" },
1459 { 0x45, "num_lock" },
1460 { 0x46, "scroll_lock" },
1461
1462 { 0xb5, "kp_divide" },
1463 { 0x37, "kp_multiply" },
1464 { 0x4a, "kp_subtract" },
1465 { 0x4e, "kp_add" },
1466 { 0x9c, "kp_enter" },
1467 { 0x53, "kp_decimal" },
1468 { 0x54, "sysrq" },
1469
1470 { 0x52, "kp_0" },
1471 { 0x4f, "kp_1" },
1472 { 0x50, "kp_2" },
1473 { 0x51, "kp_3" },
1474 { 0x4b, "kp_4" },
1475 { 0x4c, "kp_5" },
1476 { 0x4d, "kp_6" },
1477 { 0x47, "kp_7" },
1478 { 0x48, "kp_8" },
1479 { 0x49, "kp_9" },
1480
1481 { 0x56, "<" },
1482
1483 { 0x57, "f11" },
1484 { 0x58, "f12" },
1485
1486 { 0xb7, "print" },
1487
1488 { 0xc7, "home" },
1489 { 0xc9, "pgup" },
1490 { 0xd1, "pgdn" },
1491 { 0xcf, "end" },
1492
1493 { 0xcb, "left" },
1494 { 0xc8, "up" },
1495 { 0xd0, "down" },
1496 { 0xcd, "right" },
1497
1498 { 0xd2, "insert" },
1499 { 0xd3, "delete" },
1500 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1501 { 0xf0, "stop" },
1502 { 0xf1, "again" },
1503 { 0xf2, "props" },
1504 { 0xf3, "undo" },
1505 { 0xf4, "front" },
1506 { 0xf5, "copy" },
1507 { 0xf6, "open" },
1508 { 0xf7, "paste" },
1509 { 0xf8, "find" },
1510 { 0xf9, "cut" },
1511 { 0xfa, "lf" },
1512 { 0xfb, "help" },
1513 { 0xfc, "meta_l" },
1514 { 0xfd, "meta_r" },
1515 { 0xfe, "compose" },
1516 #endif
1517 { 0, NULL },
1518 };
1519
1520 static int get_keycode(const char *key)
1521 {
1522 const KeyDef *p;
1523 char *endp;
1524 int ret;
1525
1526 for(p = key_defs; p->name != NULL; p++) {
1527 if (!strcmp(key, p->name))
1528 return p->keycode;
1529 }
1530 if (strstart(key, "0x", NULL)) {
1531 ret = strtoul(key, &endp, 0);
1532 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1533 return ret;
1534 }
1535 return -1;
1536 }
1537
1538 #define MAX_KEYCODES 16
1539 static uint8_t keycodes[MAX_KEYCODES];
1540 static int nb_pending_keycodes;
1541 static QEMUTimer *key_timer;
1542
1543 static void release_keys(void *opaque)
1544 {
1545 int keycode;
1546
1547 while (nb_pending_keycodes > 0) {
1548 nb_pending_keycodes--;
1549 keycode = keycodes[nb_pending_keycodes];
1550 if (keycode & 0x80)
1551 kbd_put_keycode(0xe0);
1552 kbd_put_keycode(keycode | 0x80);
1553 }
1554 }
1555
1556 static void do_sendkey(Monitor *mon, const QDict *qdict)
1557 {
1558 char keyname_buf[16];
1559 char *separator;
1560 int keyname_len, keycode, i;
1561 const char *string = qdict_get_str(qdict, "string");
1562 int has_hold_time = qdict_haskey(qdict, "hold_time");
1563 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1564
1565 if (nb_pending_keycodes > 0) {
1566 qemu_del_timer(key_timer);
1567 release_keys(NULL);
1568 }
1569 if (!has_hold_time)
1570 hold_time = 100;
1571 i = 0;
1572 while (1) {
1573 separator = strchr(string, '-');
1574 keyname_len = separator ? separator - string : strlen(string);
1575 if (keyname_len > 0) {
1576 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1577 if (keyname_len > sizeof(keyname_buf) - 1) {
1578 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1579 return;
1580 }
1581 if (i == MAX_KEYCODES) {
1582 monitor_printf(mon, "too many keys\n");
1583 return;
1584 }
1585 keyname_buf[keyname_len] = 0;
1586 keycode = get_keycode(keyname_buf);
1587 if (keycode < 0) {
1588 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1589 return;
1590 }
1591 keycodes[i++] = keycode;
1592 }
1593 if (!separator)
1594 break;
1595 string = separator + 1;
1596 }
1597 nb_pending_keycodes = i;
1598 /* key down events */
1599 for (i = 0; i < nb_pending_keycodes; i++) {
1600 keycode = keycodes[i];
1601 if (keycode & 0x80)
1602 kbd_put_keycode(0xe0);
1603 kbd_put_keycode(keycode & 0x7f);
1604 }
1605 /* delayed key up events */
1606 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1607 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1608 }
1609
1610 static int mouse_button_state;
1611
1612 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1613 {
1614 int dx, dy, dz;
1615 const char *dx_str = qdict_get_str(qdict, "dx_str");
1616 const char *dy_str = qdict_get_str(qdict, "dy_str");
1617 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1618 dx = strtol(dx_str, NULL, 0);
1619 dy = strtol(dy_str, NULL, 0);
1620 dz = 0;
1621 if (dz_str)
1622 dz = strtol(dz_str, NULL, 0);
1623 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1624 }
1625
1626 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1627 {
1628 int button_state = qdict_get_int(qdict, "button_state");
1629 mouse_button_state = button_state;
1630 kbd_mouse_event(0, 0, 0, mouse_button_state);
1631 }
1632
1633 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1634 {
1635 int size = qdict_get_int(qdict, "size");
1636 int addr = qdict_get_int(qdict, "addr");
1637 int has_index = qdict_haskey(qdict, "index");
1638 uint32_t val;
1639 int suffix;
1640
1641 if (has_index) {
1642 int index = qdict_get_int(qdict, "index");
1643 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1644 addr++;
1645 }
1646 addr &= 0xffff;
1647
1648 switch(size) {
1649 default:
1650 case 1:
1651 val = cpu_inb(addr);
1652 suffix = 'b';
1653 break;
1654 case 2:
1655 val = cpu_inw(addr);
1656 suffix = 'w';
1657 break;
1658 case 4:
1659 val = cpu_inl(addr);
1660 suffix = 'l';
1661 break;
1662 }
1663 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1664 suffix, addr, size * 2, val);
1665 }
1666
1667 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1668 {
1669 int size = qdict_get_int(qdict, "size");
1670 int addr = qdict_get_int(qdict, "addr");
1671 int val = qdict_get_int(qdict, "val");
1672
1673 addr &= IOPORTS_MASK;
1674
1675 switch (size) {
1676 default:
1677 case 1:
1678 cpu_outb(addr, val);
1679 break;
1680 case 2:
1681 cpu_outw(addr, val);
1682 break;
1683 case 4:
1684 cpu_outl(addr, val);
1685 break;
1686 }
1687 }
1688
1689 static void do_boot_set(Monitor *mon, const QDict *qdict)
1690 {
1691 int res;
1692 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1693
1694 res = qemu_boot_set(bootdevice);
1695 if (res == 0) {
1696 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1697 } else if (res > 0) {
1698 monitor_printf(mon, "setting boot device list failed\n");
1699 } else {
1700 monitor_printf(mon, "no function defined to set boot device list for "
1701 "this architecture\n");
1702 }
1703 }
1704
1705 /**
1706 * do_system_reset(): Issue a machine reset
1707 */
1708 static void do_system_reset(Monitor *mon, const QDict *qdict,
1709 QObject **ret_data)
1710 {
1711 qemu_system_reset_request();
1712 }
1713
1714 /**
1715 * do_system_powerdown(): Issue a machine powerdown
1716 */
1717 static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1718 QObject **ret_data)
1719 {
1720 qemu_system_powerdown_request();
1721 }
1722
1723 #if defined(TARGET_I386)
1724 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1725 {
1726 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1727 addr,
1728 pte & mask,
1729 pte & PG_GLOBAL_MASK ? 'G' : '-',
1730 pte & PG_PSE_MASK ? 'P' : '-',
1731 pte & PG_DIRTY_MASK ? 'D' : '-',
1732 pte & PG_ACCESSED_MASK ? 'A' : '-',
1733 pte & PG_PCD_MASK ? 'C' : '-',
1734 pte & PG_PWT_MASK ? 'T' : '-',
1735 pte & PG_USER_MASK ? 'U' : '-',
1736 pte & PG_RW_MASK ? 'W' : '-');
1737 }
1738
1739 static void tlb_info(Monitor *mon)
1740 {
1741 CPUState *env;
1742 int l1, l2;
1743 uint32_t pgd, pde, pte;
1744
1745 env = mon_get_cpu();
1746 if (!env)
1747 return;
1748
1749 if (!(env->cr[0] & CR0_PG_MASK)) {
1750 monitor_printf(mon, "PG disabled\n");
1751 return;
1752 }
1753 pgd = env->cr[3] & ~0xfff;
1754 for(l1 = 0; l1 < 1024; l1++) {
1755 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1756 pde = le32_to_cpu(pde);
1757 if (pde & PG_PRESENT_MASK) {
1758 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1759 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1760 } else {
1761 for(l2 = 0; l2 < 1024; l2++) {
1762 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1763 (uint8_t *)&pte, 4);
1764 pte = le32_to_cpu(pte);
1765 if (pte & PG_PRESENT_MASK) {
1766 print_pte(mon, (l1 << 22) + (l2 << 12),
1767 pte & ~PG_PSE_MASK,
1768 ~0xfff);
1769 }
1770 }
1771 }
1772 }
1773 }
1774 }
1775
1776 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1777 uint32_t end, int prot)
1778 {
1779 int prot1;
1780 prot1 = *plast_prot;
1781 if (prot != prot1) {
1782 if (*pstart != -1) {
1783 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1784 *pstart, end, end - *pstart,
1785 prot1 & PG_USER_MASK ? 'u' : '-',
1786 'r',
1787 prot1 & PG_RW_MASK ? 'w' : '-');
1788 }
1789 if (prot != 0)
1790 *pstart = end;
1791 else
1792 *pstart = -1;
1793 *plast_prot = prot;
1794 }
1795 }
1796
1797 static void mem_info(Monitor *mon)
1798 {
1799 CPUState *env;
1800 int l1, l2, prot, last_prot;
1801 uint32_t pgd, pde, pte, start, end;
1802
1803 env = mon_get_cpu();
1804 if (!env)
1805 return;
1806
1807 if (!(env->cr[0] & CR0_PG_MASK)) {
1808 monitor_printf(mon, "PG disabled\n");
1809 return;
1810 }
1811 pgd = env->cr[3] & ~0xfff;
1812 last_prot = 0;
1813 start = -1;
1814 for(l1 = 0; l1 < 1024; l1++) {
1815 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1816 pde = le32_to_cpu(pde);
1817 end = l1 << 22;
1818 if (pde & PG_PRESENT_MASK) {
1819 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1820 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1821 mem_print(mon, &start, &last_prot, end, prot);
1822 } else {
1823 for(l2 = 0; l2 < 1024; l2++) {
1824 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1825 (uint8_t *)&pte, 4);
1826 pte = le32_to_cpu(pte);
1827 end = (l1 << 22) + (l2 << 12);
1828 if (pte & PG_PRESENT_MASK) {
1829 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1830 } else {
1831 prot = 0;
1832 }
1833 mem_print(mon, &start, &last_prot, end, prot);
1834 }
1835 }
1836 } else {
1837 prot = 0;
1838 mem_print(mon, &start, &last_prot, end, prot);
1839 }
1840 }
1841 }
1842 #endif
1843
1844 #if defined(TARGET_SH4)
1845
1846 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1847 {
1848 monitor_printf(mon, " tlb%i:\t"
1849 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1850 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1851 "dirty=%hhu writethrough=%hhu\n",
1852 idx,
1853 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1854 tlb->v, tlb->sh, tlb->c, tlb->pr,
1855 tlb->d, tlb->wt);
1856 }
1857
1858 static void tlb_info(Monitor *mon)
1859 {
1860 CPUState *env = mon_get_cpu();
1861 int i;
1862
1863 monitor_printf (mon, "ITLB:\n");
1864 for (i = 0 ; i < ITLB_SIZE ; i++)
1865 print_tlb (mon, i, &env->itlb[i]);
1866 monitor_printf (mon, "UTLB:\n");
1867 for (i = 0 ; i < UTLB_SIZE ; i++)
1868 print_tlb (mon, i, &env->utlb[i]);
1869 }
1870
1871 #endif
1872
1873 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1874 {
1875 QDict *qdict;
1876
1877 qdict = qobject_to_qdict(data);
1878
1879 monitor_printf(mon, "kvm support: ");
1880 if (qdict_get_bool(qdict, "present")) {
1881 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1882 "enabled" : "disabled");
1883 } else {
1884 monitor_printf(mon, "not compiled\n");
1885 }
1886 }
1887
1888 /**
1889 * do_info_kvm(): Show KVM information
1890 *
1891 * Return a QDict with the following information:
1892 *
1893 * - "enabled": true if KVM support is enabled, false otherwise
1894 * - "present": true if QEMU has KVM support, false otherwise
1895 *
1896 * Example:
1897 *
1898 * { "enabled": true, "present": true }
1899 */
1900 static void do_info_kvm(Monitor *mon, QObject **ret_data)
1901 {
1902 #ifdef CONFIG_KVM
1903 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
1904 kvm_enabled());
1905 #else
1906 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
1907 #endif
1908 }
1909
1910 static void do_info_numa(Monitor *mon)
1911 {
1912 int i;
1913 CPUState *env;
1914
1915 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1916 for (i = 0; i < nb_numa_nodes; i++) {
1917 monitor_printf(mon, "node %d cpus:", i);
1918 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1919 if (env->numa_node == i) {
1920 monitor_printf(mon, " %d", env->cpu_index);
1921 }
1922 }
1923 monitor_printf(mon, "\n");
1924 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1925 node_mem[i] >> 20);
1926 }
1927 }
1928
1929 #ifdef CONFIG_PROFILER
1930
1931 int64_t qemu_time;
1932 int64_t dev_time;
1933
1934 static void do_info_profile(Monitor *mon)
1935 {
1936 int64_t total;
1937 total = qemu_time;
1938 if (total == 0)
1939 total = 1;
1940 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1941 dev_time, dev_time / (double)get_ticks_per_sec());
1942 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1943 qemu_time, qemu_time / (double)get_ticks_per_sec());
1944 qemu_time = 0;
1945 dev_time = 0;
1946 }
1947 #else
1948 static void do_info_profile(Monitor *mon)
1949 {
1950 monitor_printf(mon, "Internal profiler not compiled\n");
1951 }
1952 #endif
1953
1954 /* Capture support */
1955 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1956
1957 static void do_info_capture(Monitor *mon)
1958 {
1959 int i;
1960 CaptureState *s;
1961
1962 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1963 monitor_printf(mon, "[%d]: ", i);
1964 s->ops.info (s->opaque);
1965 }
1966 }
1967
1968 #ifdef HAS_AUDIO
1969 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1970 {
1971 int i;
1972 int n = qdict_get_int(qdict, "n");
1973 CaptureState *s;
1974
1975 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1976 if (i == n) {
1977 s->ops.destroy (s->opaque);
1978 QLIST_REMOVE (s, entries);
1979 qemu_free (s);
1980 return;
1981 }
1982 }
1983 }
1984
1985 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1986 {
1987 const char *path = qdict_get_str(qdict, "path");
1988 int has_freq = qdict_haskey(qdict, "freq");
1989 int freq = qdict_get_try_int(qdict, "freq", -1);
1990 int has_bits = qdict_haskey(qdict, "bits");
1991 int bits = qdict_get_try_int(qdict, "bits", -1);
1992 int has_channels = qdict_haskey(qdict, "nchannels");
1993 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1994 CaptureState *s;
1995
1996 s = qemu_mallocz (sizeof (*s));
1997
1998 freq = has_freq ? freq : 44100;
1999 bits = has_bits ? bits : 16;
2000 nchannels = has_channels ? nchannels : 2;
2001
2002 if (wav_start_capture (s, path, freq, bits, nchannels)) {
2003 monitor_printf(mon, "Faied to add wave capture\n");
2004 qemu_free (s);
2005 }
2006 QLIST_INSERT_HEAD (&capture_head, s, entries);
2007 }
2008 #endif
2009
2010 #if defined(TARGET_I386)
2011 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2012 {
2013 CPUState *env;
2014 int cpu_index = qdict_get_int(qdict, "cpu_index");
2015
2016 for (env = first_cpu; env != NULL; env = env->next_cpu)
2017 if (env->cpu_index == cpu_index) {
2018 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2019 break;
2020 }
2021 }
2022 #endif
2023
2024 static void do_info_status_print(Monitor *mon, const QObject *data)
2025 {
2026 QDict *qdict;
2027
2028 qdict = qobject_to_qdict(data);
2029
2030 monitor_printf(mon, "VM status: ");
2031 if (qdict_get_bool(qdict, "running")) {
2032 monitor_printf(mon, "running");
2033 if (qdict_get_bool(qdict, "singlestep")) {
2034 monitor_printf(mon, " (single step mode)");
2035 }
2036 } else {
2037 monitor_printf(mon, "paused");
2038 }
2039
2040 monitor_printf(mon, "\n");
2041 }
2042
2043 /**
2044 * do_info_status(): VM status
2045 *
2046 * Return a QDict with the following information:
2047 *
2048 * - "running": true if the VM is running, or false if it is paused
2049 * - "singlestep": true if the VM is in single step mode, false otherwise
2050 *
2051 * Example:
2052 *
2053 * { "running": true, "singlestep": false }
2054 */
2055 static void do_info_status(Monitor *mon, QObject **ret_data)
2056 {
2057 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2058 vm_running, singlestep);
2059 }
2060
2061 static ram_addr_t balloon_get_value(void)
2062 {
2063 ram_addr_t actual;
2064
2065 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2066 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2067 return 0;
2068 }
2069
2070 actual = qemu_balloon_status();
2071 if (actual == 0) {
2072 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2073 return 0;
2074 }
2075
2076 return actual;
2077 }
2078
2079 /**
2080 * do_balloon(): Request VM to change its memory allocation
2081 */
2082 static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
2083 {
2084 if (balloon_get_value()) {
2085 /* ballooning is active */
2086 qemu_balloon(qdict_get_int(qdict, "value"));
2087 }
2088 }
2089
2090 static void monitor_print_balloon(Monitor *mon, const QObject *data)
2091 {
2092 QDict *qdict;
2093
2094 qdict = qobject_to_qdict(data);
2095
2096 monitor_printf(mon, "balloon: actual=%" PRId64 "\n",
2097 qdict_get_int(qdict, "balloon") >> 20);
2098 }
2099
2100 /**
2101 * do_info_balloon(): Balloon information
2102 *
2103 * Return a QDict with the following information:
2104 *
2105 * - "balloon": current balloon value in bytes
2106 *
2107 * Example:
2108 *
2109 * { "balloon": 1073741824 }
2110 */
2111 static void do_info_balloon(Monitor *mon, QObject **ret_data)
2112 {
2113 ram_addr_t actual;
2114
2115 actual = balloon_get_value();
2116 if (actual != 0) {
2117 *ret_data = qobject_from_jsonf("{ 'balloon': %" PRId64 "}",
2118 (int64_t) actual);
2119 }
2120 }
2121
2122 static qemu_acl *find_acl(Monitor *mon, const char *name)
2123 {
2124 qemu_acl *acl = qemu_acl_find(name);
2125
2126 if (!acl) {
2127 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2128 }
2129 return acl;
2130 }
2131
2132 static void do_acl_show(Monitor *mon, const QDict *qdict)
2133 {
2134 const char *aclname = qdict_get_str(qdict, "aclname");
2135 qemu_acl *acl = find_acl(mon, aclname);
2136 qemu_acl_entry *entry;
2137 int i = 0;
2138
2139 if (acl) {
2140 monitor_printf(mon, "policy: %s\n",
2141 acl->defaultDeny ? "deny" : "allow");
2142 QTAILQ_FOREACH(entry, &acl->entries, next) {
2143 i++;
2144 monitor_printf(mon, "%d: %s %s\n", i,
2145 entry->deny ? "deny" : "allow", entry->match);
2146 }
2147 }
2148 }
2149
2150 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2151 {
2152 const char *aclname = qdict_get_str(qdict, "aclname");
2153 qemu_acl *acl = find_acl(mon, aclname);
2154
2155 if (acl) {
2156 qemu_acl_reset(acl);
2157 monitor_printf(mon, "acl: removed all rules\n");
2158 }
2159 }
2160
2161 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2162 {
2163 const char *aclname = qdict_get_str(qdict, "aclname");
2164 const char *policy = qdict_get_str(qdict, "policy");
2165 qemu_acl *acl = find_acl(mon, aclname);
2166
2167 if (acl) {
2168 if (strcmp(policy, "allow") == 0) {
2169 acl->defaultDeny = 0;
2170 monitor_printf(mon, "acl: policy set to 'allow'\n");
2171 } else if (strcmp(policy, "deny") == 0) {
2172 acl->defaultDeny = 1;
2173 monitor_printf(mon, "acl: policy set to 'deny'\n");
2174 } else {
2175 monitor_printf(mon, "acl: unknown policy '%s', "
2176 "expected 'deny' or 'allow'\n", policy);
2177 }
2178 }
2179 }
2180
2181 static void do_acl_add(Monitor *mon, const QDict *qdict)
2182 {
2183 const char *aclname = qdict_get_str(qdict, "aclname");
2184 const char *match = qdict_get_str(qdict, "match");
2185 const char *policy = qdict_get_str(qdict, "policy");
2186 int has_index = qdict_haskey(qdict, "index");
2187 int index = qdict_get_try_int(qdict, "index", -1);
2188 qemu_acl *acl = find_acl(mon, aclname);
2189 int deny, ret;
2190
2191 if (acl) {
2192 if (strcmp(policy, "allow") == 0) {
2193 deny = 0;
2194 } else if (strcmp(policy, "deny") == 0) {
2195 deny = 1;
2196 } else {
2197 monitor_printf(mon, "acl: unknown policy '%s', "
2198 "expected 'deny' or 'allow'\n", policy);
2199 return;
2200 }
2201 if (has_index)
2202 ret = qemu_acl_insert(acl, deny, match, index);
2203 else
2204 ret = qemu_acl_append(acl, deny, match);
2205 if (ret < 0)
2206 monitor_printf(mon, "acl: unable to add acl entry\n");
2207 else
2208 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2209 }
2210 }
2211
2212 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2213 {
2214 const char *aclname = qdict_get_str(qdict, "aclname");
2215 const char *match = qdict_get_str(qdict, "match");
2216 qemu_acl *acl = find_acl(mon, aclname);
2217 int ret;
2218
2219 if (acl) {
2220 ret = qemu_acl_remove(acl, match);
2221 if (ret < 0)
2222 monitor_printf(mon, "acl: no matching acl entry\n");
2223 else
2224 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2225 }
2226 }
2227
2228 #if defined(TARGET_I386)
2229 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2230 {
2231 CPUState *cenv;
2232 int cpu_index = qdict_get_int(qdict, "cpu_index");
2233 int bank = qdict_get_int(qdict, "bank");
2234 uint64_t status = qdict_get_int(qdict, "status");
2235 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2236 uint64_t addr = qdict_get_int(qdict, "addr");
2237 uint64_t misc = qdict_get_int(qdict, "misc");
2238
2239 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2240 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2241 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2242 break;
2243 }
2244 }
2245 #endif
2246
2247 static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2248 {
2249 const char *fdname = qdict_get_str(qdict, "fdname");
2250 mon_fd_t *monfd;
2251 int fd;
2252
2253 fd = qemu_chr_get_msgfd(mon->chr);
2254 if (fd == -1) {
2255 qemu_error_new(QERR_FD_NOT_SUPPLIED);
2256 return;
2257 }
2258
2259 if (qemu_isdigit(fdname[0])) {
2260 qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
2261 return;
2262 }
2263
2264 fd = dup(fd);
2265 if (fd == -1) {
2266 if (errno == EMFILE)
2267 qemu_error_new(QERR_TOO_MANY_FILES);
2268 else
2269 qemu_error_new(QERR_UNDEFINED_ERROR);
2270 return;
2271 }
2272
2273 QLIST_FOREACH(monfd, &mon->fds, next) {
2274 if (strcmp(monfd->name, fdname) != 0) {
2275 continue;
2276 }
2277
2278 close(monfd->fd);
2279 monfd->fd = fd;
2280 return;
2281 }
2282
2283 monfd = qemu_mallocz(sizeof(mon_fd_t));
2284 monfd->name = qemu_strdup(fdname);
2285 monfd->fd = fd;
2286
2287 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2288 }
2289
2290 static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2291 {
2292 const char *fdname = qdict_get_str(qdict, "fdname");
2293 mon_fd_t *monfd;
2294
2295 QLIST_FOREACH(monfd, &mon->fds, next) {
2296 if (strcmp(monfd->name, fdname) != 0) {
2297 continue;
2298 }
2299
2300 QLIST_REMOVE(monfd, next);
2301 close(monfd->fd);
2302 qemu_free(monfd->name);
2303 qemu_free(monfd);
2304 return;
2305 }
2306
2307 qemu_error_new(QERR_FD_NOT_FOUND, fdname);
2308 }
2309
2310 static void do_loadvm(Monitor *mon, const QDict *qdict)
2311 {
2312 int saved_vm_running = vm_running;
2313 const char *name = qdict_get_str(qdict, "name");
2314
2315 vm_stop(0);
2316
2317 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2318 vm_start();
2319 }
2320
2321 int monitor_get_fd(Monitor *mon, const char *fdname)
2322 {
2323 mon_fd_t *monfd;
2324
2325 QLIST_FOREACH(monfd, &mon->fds, next) {
2326 int fd;
2327
2328 if (strcmp(monfd->name, fdname) != 0) {
2329 continue;
2330 }
2331
2332 fd = monfd->fd;
2333
2334 /* caller takes ownership of fd */
2335 QLIST_REMOVE(monfd, next);
2336 qemu_free(monfd->name);
2337 qemu_free(monfd);
2338
2339 return fd;
2340 }
2341
2342 return -1;
2343 }
2344
2345 static const mon_cmd_t mon_cmds[] = {
2346 #include "qemu-monitor.h"
2347 { NULL, NULL, },
2348 };
2349
2350 /* Please update qemu-monitor.hx when adding or changing commands */
2351 static const mon_cmd_t info_cmds[] = {
2352 {
2353 .name = "version",
2354 .args_type = "",
2355 .params = "",
2356 .help = "show the version of QEMU",
2357 .user_print = do_info_version_print,
2358 .mhandler.info_new = do_info_version,
2359 },
2360 {
2361 .name = "commands",
2362 .args_type = "",
2363 .params = "",
2364 .help = "list QMP available commands",
2365 .user_print = monitor_user_noop,
2366 .mhandler.info_new = do_info_commands,
2367 },
2368 {
2369 .name = "network",
2370 .args_type = "",
2371 .params = "",
2372 .help = "show the network state",
2373 .mhandler.info = do_info_network,
2374 },
2375 {
2376 .name = "chardev",
2377 .args_type = "",
2378 .params = "",
2379 .help = "show the character devices",
2380 .user_print = qemu_chr_info_print,
2381 .mhandler.info_new = qemu_chr_info,
2382 },
2383 {
2384 .name = "block",
2385 .args_type = "",
2386 .params = "",
2387 .help = "show the block devices",
2388 .user_print = bdrv_info_print,
2389 .mhandler.info_new = bdrv_info,
2390 },
2391 {
2392 .name = "blockstats",
2393 .args_type = "",
2394 .params = "",
2395 .help = "show block device statistics",
2396 .user_print = bdrv_stats_print,
2397 .mhandler.info_new = bdrv_info_stats,
2398 },
2399 {
2400 .name = "registers",
2401 .args_type = "",
2402 .params = "",
2403 .help = "show the cpu registers",
2404 .mhandler.info = do_info_registers,
2405 },
2406 {
2407 .name = "cpus",
2408 .args_type = "",
2409 .params = "",
2410 .help = "show infos for each CPU",
2411 .user_print = monitor_print_cpus,
2412 .mhandler.info_new = do_info_cpus,
2413 },
2414 {
2415 .name = "history",
2416 .args_type = "",
2417 .params = "",
2418 .help = "show the command line history",
2419 .mhandler.info = do_info_history,
2420 },
2421 {
2422 .name = "irq",
2423 .args_type = "",
2424 .params = "",
2425 .help = "show the interrupts statistics (if available)",
2426 .mhandler.info = irq_info,
2427 },
2428 {
2429 .name = "pic",
2430 .args_type = "",
2431 .params = "",
2432 .help = "show i8259 (PIC) state",
2433 .mhandler.info = pic_info,
2434 },
2435 {
2436 .name = "pci",
2437 .args_type = "",
2438 .params = "",
2439 .help = "show PCI info",
2440 .mhandler.info = pci_info,
2441 },
2442 #if defined(TARGET_I386) || defined(TARGET_SH4)
2443 {
2444 .name = "tlb",
2445 .args_type = "",
2446 .params = "",
2447 .help = "show virtual to physical memory mappings",
2448 .mhandler.info = tlb_info,
2449 },
2450 #endif
2451 #if defined(TARGET_I386)
2452 {
2453 .name = "mem",
2454 .args_type = "",
2455 .params = "",
2456 .help = "show the active virtual memory mappings",
2457 .mhandler.info = mem_info,
2458 },
2459 {
2460 .name = "hpet",
2461 .args_type = "",
2462 .params = "",
2463 .help = "show state of HPET",
2464 .user_print = do_info_hpet_print,
2465 .mhandler.info_new = do_info_hpet,
2466 },
2467 #endif
2468 {
2469 .name = "jit",
2470 .args_type = "",
2471 .params = "",
2472 .help = "show dynamic compiler info",
2473 .mhandler.info = do_info_jit,
2474 },
2475 {
2476 .name = "kvm",
2477 .args_type = "",
2478 .params = "",
2479 .help = "show KVM information",
2480 .user_print = do_info_kvm_print,
2481 .mhandler.info_new = do_info_kvm,
2482 },
2483 {
2484 .name = "numa",
2485 .args_type = "",
2486 .params = "",
2487 .help = "show NUMA information",
2488 .mhandler.info = do_info_numa,
2489 },
2490 {
2491 .name = "usb",
2492 .args_type = "",
2493 .params = "",
2494 .help = "show guest USB devices",
2495 .mhandler.info = usb_info,
2496 },
2497 {
2498 .name = "usbhost",
2499 .args_type = "",
2500 .params = "",
2501 .help = "show host USB devices",
2502 .mhandler.info = usb_host_info,
2503 },
2504 {
2505 .name = "profile",
2506 .args_type = "",
2507 .params = "",
2508 .help = "show profiling information",
2509 .mhandler.info = do_info_profile,
2510 },
2511 {
2512 .name = "capture",
2513 .args_type = "",
2514 .params = "",
2515 .help = "show capture information",
2516 .mhandler.info = do_info_capture,
2517 },
2518 {
2519 .name = "snapshots",
2520 .args_type = "",
2521 .params = "",
2522 .help = "show the currently saved VM snapshots",
2523 .mhandler.info = do_info_snapshots,
2524 },
2525 {
2526 .name = "status",
2527 .args_type = "",
2528 .params = "",
2529 .help = "show the current VM status (running|paused)",
2530 .user_print = do_info_status_print,
2531 .mhandler.info_new = do_info_status,
2532 },
2533 {
2534 .name = "pcmcia",
2535 .args_type = "",
2536 .params = "",
2537 .help = "show guest PCMCIA status",
2538 .mhandler.info = pcmcia_info,
2539 },
2540 {
2541 .name = "mice",
2542 .args_type = "",
2543 .params = "",
2544 .help = "show which guest mouse is receiving events",
2545 .user_print = do_info_mice_print,
2546 .mhandler.info_new = do_info_mice,
2547 },
2548 {
2549 .name = "vnc",
2550 .args_type = "",
2551 .params = "",
2552 .help = "show the vnc server status",
2553 .user_print = do_info_vnc_print,
2554 .mhandler.info_new = do_info_vnc,
2555 },
2556 {
2557 .name = "name",
2558 .args_type = "",
2559 .params = "",
2560 .help = "show the current VM name",
2561 .user_print = do_info_name_print,
2562 .mhandler.info_new = do_info_name,
2563 },
2564 {
2565 .name = "uuid",
2566 .args_type = "",
2567 .params = "",
2568 .help = "show the current VM UUID",
2569 .user_print = do_info_uuid_print,
2570 .mhandler.info_new = do_info_uuid,
2571 },
2572 #if defined(TARGET_PPC)
2573 {
2574 .name = "cpustats",
2575 .args_type = "",
2576 .params = "",
2577 .help = "show CPU statistics",
2578 .mhandler.info = do_info_cpu_stats,
2579 },
2580 #endif
2581 #if defined(CONFIG_SLIRP)
2582 {
2583 .name = "usernet",
2584 .args_type = "",
2585 .params = "",
2586 .help = "show user network stack connection states",
2587 .mhandler.info = do_info_usernet,
2588 },
2589 #endif
2590 {
2591 .name = "migrate",
2592 .args_type = "",
2593 .params = "",
2594 .help = "show migration status",
2595 .user_print = do_info_migrate_print,
2596 .mhandler.info_new = do_info_migrate,
2597 },
2598 {
2599 .name = "balloon",
2600 .args_type = "",
2601 .params = "",
2602 .help = "show balloon information",
2603 .user_print = monitor_print_balloon,
2604 .mhandler.info_new = do_info_balloon,
2605 },
2606 {
2607 .name = "qtree",
2608 .args_type = "",
2609 .params = "",
2610 .help = "show device tree",
2611 .mhandler.info = do_info_qtree,
2612 },
2613 {
2614 .name = "qdm",
2615 .args_type = "",
2616 .params = "",
2617 .help = "show qdev device model list",
2618 .mhandler.info = do_info_qdm,
2619 },
2620 {
2621 .name = "roms",
2622 .args_type = "",
2623 .params = "",
2624 .help = "show roms",
2625 .mhandler.info = do_info_roms,
2626 },
2627 {
2628 .name = NULL,
2629 },
2630 };
2631
2632 /*******************************************************************/
2633
2634 static const char *pch;
2635 static jmp_buf expr_env;
2636
2637 #define MD_TLONG 0
2638 #define MD_I32 1
2639
2640 typedef struct MonitorDef {
2641 const char *name;
2642 int offset;
2643 target_long (*get_value)(const struct MonitorDef *md, int val);
2644 int type;
2645 } MonitorDef;
2646
2647 #if defined(TARGET_I386)
2648 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2649 {
2650 CPUState *env = mon_get_cpu();
2651 if (!env)
2652 return 0;
2653 return env->eip + env->segs[R_CS].base;
2654 }
2655 #endif
2656
2657 #if defined(TARGET_PPC)
2658 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2659 {
2660 CPUState *env = mon_get_cpu();
2661 unsigned int u;
2662 int i;
2663
2664 if (!env)
2665 return 0;
2666
2667 u = 0;
2668 for (i = 0; i < 8; i++)
2669 u |= env->crf[i] << (32 - (4 * i));
2670
2671 return u;
2672 }
2673
2674 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2675 {
2676 CPUState *env = mon_get_cpu();
2677 if (!env)
2678 return 0;
2679 return env->msr;
2680 }
2681
2682 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2683 {
2684 CPUState *env = mon_get_cpu();
2685 if (!env)
2686 return 0;
2687 return env->xer;
2688 }
2689
2690 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2691 {
2692 CPUState *env = mon_get_cpu();
2693 if (!env)
2694 return 0;
2695 return cpu_ppc_load_decr(env);
2696 }
2697
2698 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2699 {
2700 CPUState *env = mon_get_cpu();
2701 if (!env)
2702 return 0;
2703 return cpu_ppc_load_tbu(env);
2704 }
2705
2706 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2707 {
2708 CPUState *env = mon_get_cpu();
2709 if (!env)
2710 return 0;
2711 return cpu_ppc_load_tbl(env);
2712 }
2713 #endif
2714
2715 #if defined(TARGET_SPARC)
2716 #ifndef TARGET_SPARC64
2717 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2718 {
2719 CPUState *env = mon_get_cpu();
2720 if (!env)
2721 return 0;
2722 return GET_PSR(env);
2723 }
2724 #endif
2725
2726 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2727 {
2728 CPUState *env = mon_get_cpu();
2729 if (!env)
2730 return 0;
2731 return env->regwptr[val];
2732 }
2733 #endif
2734
2735 static const MonitorDef monitor_defs[] = {
2736 #ifdef TARGET_I386
2737
2738 #define SEG(name, seg) \
2739 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2740 { name ".base", offsetof(CPUState, segs[seg].base) },\
2741 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2742
2743 { "eax", offsetof(CPUState, regs[0]) },
2744 { "ecx", offsetof(CPUState, regs[1]) },
2745 { "edx", offsetof(CPUState, regs[2]) },
2746 { "ebx", offsetof(CPUState, regs[3]) },
2747 { "esp|sp", offsetof(CPUState, regs[4]) },
2748 { "ebp|fp", offsetof(CPUState, regs[5]) },
2749 { "esi", offsetof(CPUState, regs[6]) },
2750 { "edi", offsetof(CPUState, regs[7]) },
2751 #ifdef TARGET_X86_64
2752 { "r8", offsetof(CPUState, regs[8]) },
2753 { "r9", offsetof(CPUState, regs[9]) },
2754 { "r10", offsetof(CPUState, regs[10]) },
2755 { "r11", offsetof(CPUState, regs[11]) },
2756 { "r12", offsetof(CPUState, regs[12]) },
2757 { "r13", offsetof(CPUState, regs[13]) },
2758 { "r14", offsetof(CPUState, regs[14]) },
2759 { "r15", offsetof(CPUState, regs[15]) },
2760 #endif
2761 { "eflags", offsetof(CPUState, eflags) },
2762 { "eip", offsetof(CPUState, eip) },
2763 SEG("cs", R_CS)
2764 SEG("ds", R_DS)
2765 SEG("es", R_ES)
2766 SEG("ss", R_SS)
2767 SEG("fs", R_FS)
2768 SEG("gs", R_GS)
2769 { "pc", 0, monitor_get_pc, },
2770 #elif defined(TARGET_PPC)
2771 /* General purpose registers */
2772 { "r0", offsetof(CPUState, gpr[0]) },
2773 { "r1", offsetof(CPUState, gpr[1]) },
2774 { "r2", offsetof(CPUState, gpr[2]) },
2775 { "r3", offsetof(CPUState, gpr[3]) },
2776 { "r4", offsetof(CPUState, gpr[4]) },
2777 { "r5", offsetof(CPUState, gpr[5]) },
2778 { "r6", offsetof(CPUState, gpr[6]) },
2779 { "r7", offsetof(CPUState, gpr[7]) },
2780 { "r8", offsetof(CPUState, gpr[8]) },
2781 { "r9", offsetof(CPUState, gpr[9]) },
2782 { "r10", offsetof(CPUState, gpr[10]) },
2783 { "r11", offsetof(CPUState, gpr[11]) },
2784 { "r12", offsetof(CPUState, gpr[12]) },
2785 { "r13", offsetof(CPUState, gpr[13]) },
2786 { "r14", offsetof(CPUState, gpr[14]) },
2787 { "r15", offsetof(CPUState, gpr[15]) },
2788 { "r16", offsetof(CPUState, gpr[16]) },
2789 { "r17", offsetof(CPUState, gpr[17]) },
2790 { "r18", offsetof(CPUState, gpr[18]) },
2791 { "r19", offsetof(CPUState, gpr[19]) },
2792 { "r20", offsetof(CPUState, gpr[20]) },
2793 { "r21", offsetof(CPUState, gpr[21]) },
2794 { "r22", offsetof(CPUState, gpr[22]) },
2795 { "r23", offsetof(CPUState, gpr[23]) },
2796 { "r24", offsetof(CPUState, gpr[24]) },
2797 { "r25", offsetof(CPUState, gpr[25]) },
2798 { "r26", offsetof(CPUState, gpr[26]) },
2799 { "r27", offsetof(CPUState, gpr[27]) },
2800 { "r28", offsetof(CPUState, gpr[28]) },
2801 { "r29", offsetof(CPUState, gpr[29]) },
2802 { "r30", offsetof(CPUState, gpr[30]) },
2803 { "r31", offsetof(CPUState, gpr[31]) },
2804 /* Floating point registers */
2805 { "f0", offsetof(CPUState, fpr[0]) },
2806 { "f1", offsetof(CPUState, fpr[1]) },
2807 { "f2", offsetof(CPUState, fpr[2]) },
2808 { "f3", offsetof(CPUState, fpr[3]) },
2809 { "f4", offsetof(CPUState, fpr[4]) },
2810 { "f5", offsetof(CPUState, fpr[5]) },
2811 { "f6", offsetof(CPUState, fpr[6]) },
2812 { "f7", offsetof(CPUState, fpr[7]) },
2813 { "f8", offsetof(CPUState, fpr[8]) },
2814 { "f9", offsetof(CPUState, fpr[9]) },
2815 { "f10", offsetof(CPUState, fpr[10]) },
2816 { "f11", offsetof(CPUState, fpr[11]) },
2817 { "f12", offsetof(CPUState, fpr[12]) },
2818 { "f13", offsetof(CPUState, fpr[13]) },
2819 { "f14", offsetof(CPUState, fpr[14]) },
2820 { "f15", offsetof(CPUState, fpr[15]) },
2821 { "f16", offsetof(CPUState, fpr[16]) },
2822 { "f17", offsetof(CPUState, fpr[17]) },
2823 { "f18", offsetof(CPUState, fpr[18]) },
2824 { "f19", offsetof(CPUState, fpr[19]) },
2825 { "f20", offsetof(CPUState, fpr[20]) },
2826 { "f21", offsetof(CPUState, fpr[21]) },
2827 { "f22", offsetof(CPUState, fpr[22]) },
2828 { "f23", offsetof(CPUState, fpr[23]) },
2829 { "f24", offsetof(CPUState, fpr[24]) },
2830 { "f25", offsetof(CPUState, fpr[25]) },
2831 { "f26", offsetof(CPUState, fpr[26]) },
2832 { "f27", offsetof(CPUState, fpr[27]) },
2833 { "f28", offsetof(CPUState, fpr[28]) },
2834 { "f29", offsetof(CPUState, fpr[29]) },
2835 { "f30", offsetof(CPUState, fpr[30]) },
2836 { "f31", offsetof(CPUState, fpr[31]) },
2837 { "fpscr", offsetof(CPUState, fpscr) },
2838 /* Next instruction pointer */
2839 { "nip|pc", offsetof(CPUState, nip) },
2840 { "lr", offsetof(CPUState, lr) },
2841 { "ctr", offsetof(CPUState, ctr) },
2842 { "decr", 0, &monitor_get_decr, },
2843 { "ccr", 0, &monitor_get_ccr, },
2844 /* Machine state register */
2845 { "msr", 0, &monitor_get_msr, },
2846 { "xer", 0, &monitor_get_xer, },
2847 { "tbu", 0, &monitor_get_tbu, },
2848 { "tbl", 0, &monitor_get_tbl, },
2849 #if defined(TARGET_PPC64)
2850 /* Address space register */
2851 { "asr", offsetof(CPUState, asr) },
2852 #endif
2853 /* Segment registers */
2854 { "sdr1", offsetof(CPUState, sdr1) },
2855 { "sr0", offsetof(CPUState, sr[0]) },
2856 { "sr1", offsetof(CPUState, sr[1]) },
2857 { "sr2", offsetof(CPUState, sr[2]) },
2858 { "sr3", offsetof(CPUState, sr[3]) },
2859 { "sr4", offsetof(CPUState, sr[4]) },
2860 { "sr5", offsetof(CPUState, sr[5]) },
2861 { "sr6", offsetof(CPUState, sr[6]) },
2862 { "sr7", offsetof(CPUState, sr[7]) },
2863 { "sr8", offsetof(CPUState, sr[8]) },
2864 { "sr9", offsetof(CPUState, sr[9]) },
2865 { "sr10", offsetof(CPUState, sr[10]) },
2866 { "sr11", offsetof(CPUState, sr[11]) },
2867 { "sr12", offsetof(CPUState, sr[12]) },
2868 { "sr13", offsetof(CPUState, sr[13]) },
2869 { "sr14", offsetof(CPUState, sr[14]) },
2870 { "sr15", offsetof(CPUState, sr[15]) },
2871 /* Too lazy to put BATs and SPRs ... */
2872 #elif defined(TARGET_SPARC)
2873 { "g0", offsetof(CPUState, gregs[0]) },
2874 { "g1", offsetof(CPUState, gregs[1]) },
2875 { "g2", offsetof(CPUState, gregs[2]) },
2876 { "g3", offsetof(CPUState, gregs[3]) },
2877 { "g4", offsetof(CPUState, gregs[4]) },
2878 { "g5", offsetof(CPUState, gregs[5]) },
2879 { "g6", offsetof(CPUState, gregs[6]) },
2880 { "g7", offsetof(CPUState, gregs[7]) },
2881 { "o0", 0, monitor_get_reg },
2882 { "o1", 1, monitor_get_reg },
2883 { "o2", 2, monitor_get_reg },
2884 { "o3", 3, monitor_get_reg },
2885 { "o4", 4, monitor_get_reg },
2886 { "o5", 5, monitor_get_reg },
2887 { "o6", 6, monitor_get_reg },
2888 { "o7", 7, monitor_get_reg },
2889 { "l0", 8, monitor_get_reg },
2890 { "l1", 9, monitor_get_reg },
2891 { "l2", 10, monitor_get_reg },
2892 { "l3", 11, monitor_get_reg },
2893 { "l4", 12, monitor_get_reg },
2894 { "l5", 13, monitor_get_reg },
2895 { "l6", 14, monitor_get_reg },
2896 { "l7", 15, monitor_get_reg },
2897 { "i0", 16, monitor_get_reg },
2898 { "i1", 17, monitor_get_reg },
2899 { "i2", 18, monitor_get_reg },
2900 { "i3", 19, monitor_get_reg },
2901 { "i4", 20, monitor_get_reg },
2902 { "i5", 21, monitor_get_reg },
2903 { "i6", 22, monitor_get_reg },
2904 { "i7", 23, monitor_get_reg },
2905 { "pc", offsetof(CPUState, pc) },
2906 { "npc", offsetof(CPUState, npc) },
2907 { "y", offsetof(CPUState, y) },
2908 #ifndef TARGET_SPARC64
2909 { "psr", 0, &monitor_get_psr, },
2910 { "wim", offsetof(CPUState, wim) },
2911 #endif
2912 { "tbr", offsetof(CPUState, tbr) },
2913 { "fsr", offsetof(CPUState, fsr) },
2914 { "f0", offsetof(CPUState, fpr[0]) },
2915 { "f1", offsetof(CPUState, fpr[1]) },
2916 { "f2", offsetof(CPUState, fpr[2]) },
2917 { "f3", offsetof(CPUState, fpr[3]) },
2918 { "f4", offsetof(CPUState, fpr[4]) },
2919 { "f5", offsetof(CPUState, fpr[5]) },
2920 { "f6", offsetof(CPUState, fpr[6]) },
2921 { "f7", offsetof(CPUState, fpr[7]) },
2922 { "f8", offsetof(CPUState, fpr[8]) },
2923 { "f9", offsetof(CPUState, fpr[9]) },
2924 { "f10", offsetof(CPUState, fpr[10]) },
2925 { "f11", offsetof(CPUState, fpr[11]) },
2926 { "f12", offsetof(CPUState, fpr[12]) },
2927 { "f13", offsetof(CPUState, fpr[13]) },
2928 { "f14", offsetof(CPUState, fpr[14]) },
2929 { "f15", offsetof(CPUState, fpr[15]) },
2930 { "f16", offsetof(CPUState, fpr[16]) },
2931 { "f17", offsetof(CPUState, fpr[17]) },
2932 { "f18", offsetof(CPUState, fpr[18]) },
2933 { "f19", offsetof(CPUState, fpr[19]) },
2934 { "f20", offsetof(CPUState, fpr[20]) },
2935 { "f21", offsetof(CPUState, fpr[21]) },
2936 { "f22", offsetof(CPUState, fpr[22]) },
2937 { "f23", offsetof(CPUState, fpr[23]) },
2938 { "f24", offsetof(CPUState, fpr[24]) },
2939 { "f25", offsetof(CPUState, fpr[25]) },
2940 { "f26", offsetof(CPUState, fpr[26]) },
2941 { "f27", offsetof(CPUState, fpr[27]) },
2942 { "f28", offsetof(CPUState, fpr[28]) },
2943 { "f29", offsetof(CPUState, fpr[29]) },
2944 { "f30", offsetof(CPUState, fpr[30]) },
2945 { "f31", offsetof(CPUState, fpr[31]) },
2946 #ifdef TARGET_SPARC64
2947 { "f32", offsetof(CPUState, fpr[32]) },
2948 { "f34", offsetof(CPUState, fpr[34]) },
2949 { "f36", offsetof(CPUState, fpr[36]) },
2950 { "f38", offsetof(CPUState, fpr[38]) },
2951 { "f40", offsetof(CPUState, fpr[40]) },
2952 { "f42", offsetof(CPUState, fpr[42]) },
2953 { "f44", offsetof(CPUState, fpr[44]) },
2954 { "f46", offsetof(CPUState, fpr[46]) },
2955 { "f48", offsetof(CPUState, fpr[48]) },
2956 { "f50", offsetof(CPUState, fpr[50]) },
2957 { "f52", offsetof(CPUState, fpr[52]) },
2958 { "f54", offsetof(CPUState, fpr[54]) },
2959 { "f56", offsetof(CPUState, fpr[56]) },
2960 { "f58", offsetof(CPUState, fpr[58]) },
2961 { "f60", offsetof(CPUState, fpr[60]) },
2962 { "f62", offsetof(CPUState, fpr[62]) },
2963 { "asi", offsetof(CPUState, asi) },
2964 { "pstate", offsetof(CPUState, pstate) },
2965 { "cansave", offsetof(CPUState, cansave) },
2966 { "canrestore", offsetof(CPUState, canrestore) },
2967 { "otherwin", offsetof(CPUState, otherwin) },
2968 { "wstate", offsetof(CPUState, wstate) },
2969 { "cleanwin", offsetof(CPUState, cleanwin) },
2970 { "fprs", offsetof(CPUState, fprs) },
2971 #endif
2972 #endif
2973 { NULL },
2974 };
2975
2976 static void expr_error(Monitor *mon, const char *msg)
2977 {
2978 monitor_printf(mon, "%s\n", msg);
2979 longjmp(expr_env, 1);
2980 }
2981
2982 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2983 static int get_monitor_def(target_long *pval, const char *name)
2984 {
2985 const MonitorDef *md;
2986 void *ptr;
2987
2988 for(md = monitor_defs; md->name != NULL; md++) {
2989 if (compare_cmd(name, md->name)) {
2990 if (md->get_value) {
2991 *pval = md->get_value(md, md->offset);
2992 } else {
2993 CPUState *env = mon_get_cpu();
2994 if (!env)
2995 return -2;
2996 ptr = (uint8_t *)env + md->offset;
2997 switch(md->type) {
2998 case MD_I32:
2999 *pval = *(int32_t *)ptr;
3000 break;
3001 case MD_TLONG:
3002 *pval = *(target_long *)ptr;
3003 break;
3004 default:
3005 *pval = 0;
3006 break;
3007 }
3008 }
3009 return 0;
3010 }
3011 }
3012 return -1;
3013 }
3014
3015 static void next(void)
3016 {
3017 if (*pch != '\0') {
3018 pch++;
3019 while (qemu_isspace(*pch))
3020 pch++;
3021 }
3022 }
3023
3024 static int64_t expr_sum(Monitor *mon);
3025
3026 static int64_t expr_unary(Monitor *mon)
3027 {
3028 int64_t n;
3029 char *p;
3030 int ret;
3031
3032 switch(*pch) {
3033 case '+':
3034 next();
3035 n = expr_unary(mon);
3036 break;
3037 case '-':
3038 next();
3039 n = -expr_unary(mon);
3040 break;
3041 case '~':
3042 next();
3043 n = ~expr_unary(mon);
3044 break;
3045 case '(':
3046 next();
3047 n = expr_sum(mon);
3048 if (*pch != ')') {
3049 expr_error(mon, "')' expected");
3050 }
3051 next();
3052 break;
3053 case '\'':
3054 pch++;
3055 if (*pch == '\0')
3056 expr_error(mon, "character constant expected");
3057 n = *pch;
3058 pch++;
3059 if (*pch != '\'')
3060 expr_error(mon, "missing terminating \' character");
3061 next();
3062 break;
3063 case '$':
3064 {
3065 char buf[128], *q;
3066 target_long reg=0;
3067
3068 pch++;
3069 q = buf;
3070 while ((*pch >= 'a' && *pch <= 'z') ||
3071 (*pch >= 'A' && *pch <= 'Z') ||
3072 (*pch >= '0' && *pch <= '9') ||
3073 *pch == '_' || *pch == '.') {
3074 if ((q - buf) < sizeof(buf) - 1)
3075 *q++ = *pch;
3076 pch++;
3077 }
3078 while (qemu_isspace(*pch))
3079 pch++;
3080 *q = 0;
3081 ret = get_monitor_def(&reg, buf);
3082 if (ret == -1)
3083 expr_error(mon, "unknown register");
3084 else if (ret == -2)
3085 expr_error(mon, "no cpu defined");
3086 n = reg;
3087 }
3088 break;
3089 case '\0':
3090 expr_error(mon, "unexpected end of expression");
3091 n = 0;
3092 break;
3093 default:
3094 #if TARGET_PHYS_ADDR_BITS > 32
3095 n = strtoull(pch, &p, 0);
3096 #else
3097 n = strtoul(pch, &p, 0);
3098 #endif
3099 if (pch == p) {
3100 expr_error(mon, "invalid char in expression");
3101 }
3102 pch = p;
3103 while (qemu_isspace(*pch))
3104 pch++;
3105 break;
3106 }
3107 return n;
3108 }
3109
3110
3111 static int64_t expr_prod(Monitor *mon)
3112 {
3113 int64_t val, val2;
3114 int op;
3115
3116 val = expr_unary(mon);
3117 for(;;) {
3118 op = *pch;
3119 if (op != '*' && op != '/' && op != '%')
3120 break;
3121 next();
3122 val2 = expr_unary(mon);
3123 switch(op) {
3124 default:
3125 case '*':
3126 val *= val2;
3127 break;
3128 case '/':
3129 case '%':
3130 if (val2 == 0)
3131 expr_error(mon, "division by zero");
3132 if (op == '/')
3133 val /= val2;
3134 else
3135 val %= val2;
3136 break;
3137 }
3138 }
3139 return val;
3140 }
3141
3142 static int64_t expr_logic(Monitor *mon)
3143 {
3144 int64_t val, val2;
3145 int op;
3146
3147 val = expr_prod(mon);
3148 for(;;) {
3149 op = *pch;
3150 if (op != '&' && op != '|' && op != '^')
3151 break;
3152 next();
3153 val2 = expr_prod(mon);
3154 switch(op) {
3155 default:
3156 case '&':
3157 val &= val2;
3158 break;
3159 case '|':
3160 val |= val2;
3161 break;
3162 case '^':
3163 val ^= val2;
3164 break;
3165 }
3166 }
3167 return val;
3168 }
3169
3170 static int64_t expr_sum(Monitor *mon)
3171 {
3172 int64_t val, val2;
3173 int op;
3174
3175 val = expr_logic(mon);
3176 for(;;) {
3177 op = *pch;
3178 if (op != '+' && op != '-')
3179 break;
3180 next();
3181 val2 = expr_logic(mon);
3182 if (op == '+')
3183 val += val2;
3184 else
3185 val -= val2;
3186 }
3187 return val;
3188 }
3189
3190 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3191 {
3192 pch = *pp;
3193 if (setjmp(expr_env)) {
3194 *pp = pch;
3195 return -1;
3196 }
3197 while (qemu_isspace(*pch))
3198 pch++;
3199 *pval = expr_sum(mon);
3200 *pp = pch;
3201 return 0;
3202 }
3203
3204 static int get_str(char *buf, int buf_size, const char **pp)
3205 {
3206 const char *p;
3207 char *q;
3208 int c;
3209
3210 q = buf;
3211 p = *pp;
3212 while (qemu_isspace(*p))
3213 p++;
3214 if (*p == '\0') {
3215 fail:
3216 *q = '\0';
3217 *pp = p;
3218 return -1;
3219 }
3220 if (*p == '\"') {
3221 p++;
3222 while (*p != '\0' && *p != '\"') {
3223 if (*p == '\\') {
3224 p++;
3225 c = *p++;
3226 switch(c) {
3227 case 'n':
3228 c = '\n';
3229 break;
3230 case 'r':
3231 c = '\r';
3232 break;
3233 case '\\':
3234 case '\'':
3235 case '\"':
3236 break;
3237 default:
3238 qemu_printf("unsupported escape code: '\\%c'\n", c);
3239 goto fail;
3240 }
3241 if ((q - buf) < buf_size - 1) {
3242 *q++ = c;
3243 }
3244 } else {
3245 if ((q - buf) < buf_size - 1) {
3246 *q++ = *p;
3247 }
3248 p++;
3249 }
3250 }
3251 if (*p != '\"') {
3252 qemu_printf("unterminated string\n");
3253 goto fail;
3254 }
3255 p++;
3256 } else {
3257 while (*p != '\0' && !qemu_isspace(*p)) {
3258 if ((q - buf) < buf_size - 1) {
3259 *q++ = *p;
3260 }
3261 p++;
3262 }
3263 }
3264 *q = '\0';
3265 *pp = p;
3266 return 0;
3267 }
3268
3269 /*
3270 * Store the command-name in cmdname, and return a pointer to
3271 * the remaining of the command string.
3272 */
3273 static const char *get_command_name(const char *cmdline,
3274 char *cmdname, size_t nlen)
3275 {
3276 size_t len;
3277 const char *p, *pstart;
3278
3279 p = cmdline;
3280 while (qemu_isspace(*p))
3281 p++;
3282 if (*p == '\0')
3283 return NULL;
3284 pstart = p;
3285 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3286 p++;
3287 len = p - pstart;
3288 if (len > nlen - 1)
3289 len = nlen - 1;
3290 memcpy(cmdname, pstart, len);
3291 cmdname[len] = '\0';
3292 return p;
3293 }
3294
3295 /**
3296 * Read key of 'type' into 'key' and return the current
3297 * 'type' pointer.
3298 */
3299 static char *key_get_info(const char *type, char **key)
3300 {
3301 size_t len;
3302 char *p, *str;
3303
3304 if (*type == ',')
3305 type++;
3306
3307 p = strchr(type, ':');
3308 if (!p) {
3309 *key = NULL;
3310 return NULL;
3311 }
3312 len = p - type;
3313
3314 str = qemu_malloc(len + 1);
3315 memcpy(str, type, len);
3316 str[len] = '\0';
3317
3318 *key = str;
3319 return ++p;
3320 }
3321
3322 static int default_fmt_format = 'x';
3323 static int default_fmt_size = 4;
3324
3325 #define MAX_ARGS 16
3326
3327 static int is_valid_option(const char *c, const char *typestr)
3328 {
3329 char option[3];
3330
3331 option[0] = '-';
3332 option[1] = *c;
3333 option[2] = '\0';
3334
3335 typestr = strstr(typestr, option);
3336 return (typestr != NULL);
3337 }
3338
3339 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3340 {
3341 const mon_cmd_t *cmd;
3342
3343 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3344 if (compare_cmd(cmdname, cmd->name)) {
3345 return cmd;
3346 }
3347 }
3348
3349 return NULL;
3350 }
3351
3352 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3353 const char *cmdline,
3354 QDict *qdict)
3355 {
3356 const char *p, *typestr;
3357 int c;
3358 const mon_cmd_t *cmd;
3359 char cmdname[256];
3360 char buf[1024];
3361 char *key;
3362
3363 #ifdef DEBUG
3364 monitor_printf(mon, "command='%s'\n", cmdline);
3365 #endif
3366
3367 /* extract the command name */
3368 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3369 if (!p)
3370 return NULL;
3371
3372 cmd = monitor_find_command(cmdname);
3373 if (!cmd) {
3374 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3375 return NULL;
3376 }
3377
3378 /* parse the parameters */
3379 typestr = cmd->args_type;
3380 for(;;) {
3381 typestr = key_get_info(typestr, &key);
3382 if (!typestr)
3383 break;
3384 c = *typestr;
3385 typestr++;
3386 switch(c) {
3387 case 'F':
3388 case 'B':
3389 case 's':
3390 {
3391 int ret;
3392
3393 while (qemu_isspace(*p))
3394 p++;
3395 if (*typestr == '?') {
3396 typestr++;
3397 if (*p == '\0') {
3398 /* no optional string: NULL argument */
3399 break;
3400 }
3401 }
3402 ret = get_str(buf, sizeof(buf), &p);
3403 if (ret < 0) {
3404 switch(c) {
3405 case 'F':
3406 monitor_printf(mon, "%s: filename expected\n",
3407 cmdname);
3408 break;
3409 case 'B':
3410 monitor_printf(mon, "%s: block device name expected\n",
3411 cmdname);
3412 break;
3413 default:
3414 monitor_printf(mon, "%s: string expected\n", cmdname);
3415 break;
3416 }
3417 goto fail;
3418 }
3419 qdict_put(qdict, key, qstring_from_str(buf));
3420 }
3421 break;
3422 case '/':
3423 {
3424 int count, format, size;
3425
3426 while (qemu_isspace(*p))
3427 p++;
3428 if (*p == '/') {
3429 /* format found */
3430 p++;
3431 count = 1;
3432 if (qemu_isdigit(*p)) {
3433 count = 0;
3434 while (qemu_isdigit(*p)) {
3435 count = count * 10 + (*p - '0');
3436 p++;
3437 }
3438 }
3439 size = -1;
3440 format = -1;
3441 for(;;) {
3442 switch(*p) {
3443 case 'o':
3444 case 'd':
3445 case 'u':
3446 case 'x':
3447 case 'i':
3448 case 'c':
3449 format = *p++;
3450 break;
3451 case 'b':
3452 size = 1;
3453 p++;
3454 break;
3455 case 'h':
3456 size = 2;
3457 p++;
3458 break;
3459 case 'w':
3460 size = 4;
3461 p++;
3462 break;
3463 case 'g':
3464 case 'L':
3465 size = 8;
3466 p++;
3467 break;
3468 default:
3469 goto next;
3470 }
3471 }
3472 next:
3473 if (*p != '\0' && !qemu_isspace(*p)) {
3474 monitor_printf(mon, "invalid char in format: '%c'\n",
3475 *p);
3476 goto fail;
3477 }
3478 if (format < 0)
3479 format = default_fmt_format;
3480 if (format != 'i') {
3481 /* for 'i', not specifying a size gives -1 as size */
3482 if (size < 0)
3483 size = default_fmt_size;
3484 default_fmt_size = size;
3485 }
3486 default_fmt_format = format;
3487 } else {
3488 count = 1;
3489 format = default_fmt_format;
3490 if (format != 'i') {
3491 size = default_fmt_size;
3492 } else {
3493 size = -1;
3494 }
3495 }
3496 qdict_put(qdict, "count", qint_from_int(count));
3497 qdict_put(qdict, "format", qint_from_int(format));
3498 qdict_put(qdict, "size", qint_from_int(size));
3499 }
3500 break;
3501 case 'i':
3502 case 'l':
3503 case 'M':
3504 {
3505 int64_t val;
3506
3507 while (qemu_isspace(*p))
3508 p++;
3509 if (*typestr == '?' || *typestr == '.') {
3510 if (*typestr == '?') {
3511 if (*p == '\0') {
3512 typestr++;
3513 break;
3514 }
3515 } else {
3516 if (*p == '.') {
3517 p++;
3518 while (qemu_isspace(*p))
3519 p++;
3520 } else {
3521 typestr++;
3522 break;
3523 }
3524 }
3525 typestr++;
3526 }
3527 if (get_expr(mon, &val, &p))
3528 goto fail;
3529 /* Check if 'i' is greater than 32-bit */
3530 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3531 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3532 monitor_printf(mon, "integer is for 32-bit values\n");
3533 goto fail;
3534 } else if (c == 'M') {
3535 val <<= 20;
3536 }
3537 qdict_put(qdict, key, qint_from_int(val));
3538 }
3539 break;
3540 case '-':
3541 {
3542 const char *tmp = p;
3543 int has_option, skip_key = 0;
3544 /* option */
3545
3546 c = *typestr++;
3547 if (c == '\0')
3548 goto bad_type;
3549 while (qemu_isspace(*p))
3550 p++;
3551 has_option = 0;
3552 if (*p == '-') {
3553 p++;
3554 if(c != *p) {
3555 if(!is_valid_option(p, typestr)) {
3556
3557 monitor_printf(mon, "%s: unsupported option -%c\n",
3558 cmdname, *p);
3559 goto fail;
3560 } else {
3561 skip_key = 1;
3562 }
3563 }
3564 if(skip_key) {
3565 p = tmp;
3566 } else {
3567 p++;
3568 has_option = 1;
3569 }
3570 }
3571 qdict_put(qdict, key, qint_from_int(has_option));
3572 }
3573 break;
3574 default:
3575 bad_type:
3576 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3577 goto fail;
3578 }
3579 qemu_free(key);
3580 key = NULL;
3581 }
3582 /* check that all arguments were parsed */
3583 while (qemu_isspace(*p))
3584 p++;
3585 if (*p != '\0') {
3586 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3587 cmdname);
3588 goto fail;
3589 }
3590
3591 return cmd;
3592
3593 fail:
3594 qemu_free(key);
3595 return NULL;
3596 }
3597
3598 static void monitor_print_error(Monitor *mon)
3599 {
3600 qerror_print(mon->error);
3601 QDECREF(mon->error);
3602 mon->error = NULL;
3603 }
3604
3605 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3606 const QDict *params)
3607 {
3608 QObject *data = NULL;
3609
3610 cmd->mhandler.cmd_new(mon, params, &data);
3611
3612 if (monitor_ctrl_mode(mon)) {
3613 /* Monitor Protocol */
3614 monitor_protocol_emitter(mon, data);
3615 } else {
3616 /* User Protocol */
3617 if (data)
3618 cmd->user_print(mon, data);
3619 }
3620
3621 qobject_decref(data);
3622 }
3623
3624 static void handle_user_command(Monitor *mon, const char *cmdline)
3625 {
3626 QDict *qdict;
3627 const mon_cmd_t *cmd;
3628
3629 qdict = qdict_new();
3630
3631 cmd = monitor_parse_command(mon, cmdline, qdict);
3632 if (!cmd)
3633 goto out;
3634
3635 qemu_errors_to_mon(mon);
3636
3637 if (monitor_handler_ported(cmd)) {
3638 monitor_call_handler(mon, cmd, qdict);
3639 } else {
3640 cmd->mhandler.cmd(mon, qdict);
3641 }
3642
3643 if (monitor_has_error(mon))
3644 monitor_print_error(mon);
3645
3646 qemu_errors_to_previous();
3647
3648 out:
3649 QDECREF(qdict);
3650 }
3651
3652 static void cmd_completion(const char *name, const char *list)
3653 {
3654 const char *p, *pstart;
3655 char cmd[128];
3656 int len;
3657
3658 p = list;
3659 for(;;) {
3660 pstart = p;
3661 p = strchr(p, '|');
3662 if (!p)
3663 p = pstart + strlen(pstart);
3664 len = p - pstart;
3665 if (len > sizeof(cmd) - 2)
3666 len = sizeof(cmd) - 2;
3667 memcpy(cmd, pstart, len);
3668 cmd[len] = '\0';
3669 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3670 readline_add_completion(cur_mon->rs, cmd);
3671 }
3672 if (*p == '\0')
3673 break;
3674 p++;
3675 }
3676 }
3677
3678 static void file_completion(const char *input)
3679 {
3680 DIR *ffs;
3681 struct dirent *d;
3682 char path[1024];
3683 char file[1024], file_prefix[1024];
3684 int input_path_len;
3685 const char *p;
3686
3687 p = strrchr(input, '/');
3688 if (!p) {
3689 input_path_len = 0;
3690 pstrcpy(file_prefix, sizeof(file_prefix), input);
3691 pstrcpy(path, sizeof(path), ".");
3692 } else {
3693 input_path_len = p - input + 1;
3694 memcpy(path, input, input_path_len);
3695 if (input_path_len > sizeof(path) - 1)
3696 input_path_len = sizeof(path) - 1;
3697 path[input_path_len] = '\0';
3698 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3699 }
3700 #ifdef DEBUG_COMPLETION
3701 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3702 input, path, file_prefix);
3703 #endif
3704 ffs = opendir(path);
3705 if (!ffs)
3706 return;
3707 for(;;) {
3708 struct stat sb;
3709 d = readdir(ffs);
3710 if (!d)
3711 break;
3712 if (strstart(d->d_name, file_prefix, NULL)) {
3713 memcpy(file, input, input_path_len);
3714 if (input_path_len < sizeof(file))
3715 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3716 d->d_name);
3717 /* stat the file to find out if it's a directory.
3718 * In that case add a slash to speed up typing long paths
3719 */
3720 stat(file, &sb);
3721 if(S_ISDIR(sb.st_mode))
3722 pstrcat(file, sizeof(file), "/");
3723 readline_add_completion(cur_mon->rs, file);
3724 }
3725 }
3726 closedir(ffs);
3727 }
3728
3729 static void block_completion_it(void *opaque, BlockDriverState *bs)
3730 {
3731 const char *name = bdrv_get_device_name(bs);
3732 const char *input = opaque;
3733
3734 if (input[0] == '\0' ||
3735 !strncmp(name, (char *)input, strlen(input))) {
3736 readline_add_completion(cur_mon->rs, name);
3737 }
3738 }
3739
3740 /* NOTE: this parser is an approximate form of the real command parser */
3741 static void parse_cmdline(const char *cmdline,
3742 int *pnb_args, char **args)
3743 {
3744 const char *p;
3745 int nb_args, ret;
3746 char buf[1024];
3747
3748 p = cmdline;
3749 nb_args = 0;
3750 for(;;) {
3751 while (qemu_isspace(*p))
3752 p++;
3753 if (*p == '\0')
3754 break;
3755 if (nb_args >= MAX_ARGS)
3756 break;
3757 ret = get_str(buf, sizeof(buf), &p);
3758 args[nb_args] = qemu_strdup(buf);
3759 nb_args++;
3760 if (ret < 0)
3761 break;
3762 }
3763 *pnb_args = nb_args;
3764 }
3765
3766 static const char *next_arg_type(const char *typestr)
3767 {
3768 const char *p = strchr(typestr, ':');
3769 return (p != NULL ? ++p : typestr);
3770 }
3771
3772 static void monitor_find_completion(const char *cmdline)
3773 {
3774 const char *cmdname;
3775 char *args[MAX_ARGS];
3776 int nb_args, i, len;
3777 const char *ptype, *str;
3778 const mon_cmd_t *cmd;
3779 const KeyDef *key;
3780
3781 parse_cmdline(cmdline, &nb_args, args);
3782 #ifdef DEBUG_COMPLETION
3783 for(i = 0; i < nb_args; i++) {
3784 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3785 }
3786 #endif
3787
3788 /* if the line ends with a space, it means we want to complete the
3789 next arg */
3790 len = strlen(cmdline);
3791 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3792 if (nb_args >= MAX_ARGS)
3793 return;
3794 args[nb_args++] = qemu_strdup("");
3795 }
3796 if (nb_args <= 1) {
3797 /* command completion */
3798 if (nb_args == 0)
3799 cmdname = "";
3800 else
3801 cmdname = args[0];
3802 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3803 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3804 cmd_completion(cmdname, cmd->name);
3805 }
3806 } else {
3807 /* find the command */
3808 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3809 if (compare_cmd(args[0], cmd->name))
3810 goto found;
3811 }
3812 return;
3813 found:
3814 ptype = next_arg_type(cmd->args_type);
3815 for(i = 0; i < nb_args - 2; i++) {
3816 if (*ptype != '\0') {
3817 ptype = next_arg_type(ptype);
3818 while (*ptype == '?')
3819 ptype = next_arg_type(ptype);
3820 }
3821 }
3822 str = args[nb_args - 1];
3823 if (*ptype == '-' && ptype[1] != '\0') {
3824 ptype += 2;
3825 }
3826 switch(*ptype) {
3827 case 'F':
3828 /* file completion */
3829 readline_set_completion_index(cur_mon->rs, strlen(str));
3830 file_completion(str);
3831 break;
3832 case 'B':
3833 /* block device name completion */
3834 readline_set_completion_index(cur_mon->rs, strlen(str));
3835 bdrv_iterate(block_completion_it, (void *)str);
3836 break;
3837 case 's':
3838 /* XXX: more generic ? */
3839 if (!strcmp(cmd->name, "info")) {
3840 readline_set_completion_index(cur_mon->rs, strlen(str));
3841 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3842 cmd_completion(str, cmd->name);
3843 }
3844 } else if (!strcmp(cmd->name, "sendkey")) {
3845 char *sep = strrchr(str, '-');
3846 if (sep)
3847 str = sep + 1;
3848 readline_set_completion_index(cur_mon->rs, strlen(str));
3849 for(key = key_defs; key->name != NULL; key++) {
3850 cmd_completion(str, key->name);
3851 }
3852 } else if (!strcmp(cmd->name, "help|?")) {
3853 readline_set_completion_index(cur_mon->rs, strlen(str));
3854 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3855 cmd_completion(str, cmd->name);
3856 }
3857 }
3858 break;
3859 default:
3860 break;
3861 }
3862 }
3863 for(i = 0; i < nb_args; i++)
3864 qemu_free(args[i]);
3865 }
3866
3867 static int monitor_can_read(void *opaque)
3868 {
3869 Monitor *mon = opaque;
3870
3871 return (mon->suspend_cnt == 0) ? 1 : 0;
3872 }
3873
3874 typedef struct CmdArgs {
3875 QString *name;
3876 int type;
3877 int flag;
3878 int optional;
3879 } CmdArgs;
3880
3881 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
3882 {
3883 if (!cmd_args->optional) {
3884 qemu_error_new(QERR_MISSING_PARAMETER, name);
3885 return -1;
3886 }
3887
3888 if (cmd_args->type == '-') {
3889 /* handlers expect a value, they need to be changed */
3890 qdict_put(args, name, qint_from_int(0));
3891 }
3892
3893 return 0;
3894 }
3895
3896 static int check_arg(const CmdArgs *cmd_args, QDict *args)
3897 {
3898 QObject *value;
3899 const char *name;
3900
3901 name = qstring_get_str(cmd_args->name);
3902
3903 if (!args) {
3904 return check_opt(cmd_args, name, args);
3905 }
3906
3907 value = qdict_get(args, name);
3908 if (!value) {
3909 return check_opt(cmd_args, name, args);
3910 }
3911
3912 switch (cmd_args->type) {
3913 case 'F':
3914 case 'B':
3915 case 's':
3916 if (qobject_type(value) != QTYPE_QSTRING) {
3917 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
3918 return -1;
3919 }
3920 break;
3921 case '/': {
3922 int i;
3923 const char *keys[] = { "count", "format", "size", NULL };
3924
3925 for (i = 0; keys[i]; i++) {
3926 QObject *obj = qdict_get(args, keys[i]);
3927 if (!obj) {
3928 qemu_error_new(QERR_MISSING_PARAMETER, name);
3929 return -1;
3930 }
3931 if (qobject_type(obj) != QTYPE_QINT) {
3932 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3933 return -1;
3934 }
3935 }
3936 break;
3937 }
3938 case 'i':
3939 case 'l':
3940 case 'M':
3941 if (qobject_type(value) != QTYPE_QINT) {
3942 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3943 return -1;
3944 }
3945 break;
3946 case '-':
3947 if (qobject_type(value) != QTYPE_QINT &&
3948 qobject_type(value) != QTYPE_QBOOL) {
3949 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
3950 return -1;
3951 }
3952 if (qobject_type(value) == QTYPE_QBOOL) {
3953 /* handlers expect a QInt, they need to be changed */
3954 qdict_put(args, name,
3955 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
3956 }
3957 break;
3958 default:
3959 /* impossible */
3960 abort();
3961 }
3962
3963 return 0;
3964 }
3965
3966 static void cmd_args_init(CmdArgs *cmd_args)
3967 {
3968 cmd_args->name = qstring_new();
3969 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
3970 }
3971
3972 /*
3973 * This is not trivial, we have to parse Monitor command's argument
3974 * type syntax to be able to check the arguments provided by clients.
3975 *
3976 * In the near future we will be using an array for that and will be
3977 * able to drop all this parsing...
3978 */
3979 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
3980 {
3981 int err;
3982 const char *p;
3983 CmdArgs cmd_args;
3984
3985 if (cmd->args_type == NULL) {
3986 return (qdict_size(args) == 0 ? 0 : -1);
3987 }
3988
3989 err = 0;
3990 cmd_args_init(&cmd_args);
3991
3992 for (p = cmd->args_type;; p++) {
3993 if (*p == ':') {
3994 cmd_args.type = *++p;
3995 p++;
3996 if (cmd_args.type == '-') {
3997 cmd_args.flag = *p++;
3998 cmd_args.optional = 1;
3999 } else if (*p == '?') {
4000 cmd_args.optional = 1;
4001 p++;
4002 }
4003
4004 assert(*p == ',' || *p == '\0');
4005 err = check_arg(&cmd_args, args);
4006
4007 QDECREF(cmd_args.name);
4008 cmd_args_init(&cmd_args);
4009
4010 if (err < 0) {
4011 break;
4012 }
4013 } else {
4014 qstring_append_chr(cmd_args.name, *p);
4015 }
4016
4017 if (*p == '\0') {
4018 break;
4019 }
4020 }
4021
4022 QDECREF(cmd_args.name);
4023 return err;
4024 }
4025
4026 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
4027 {
4028 int err;
4029 QObject *obj;
4030 QDict *input, *args;
4031 const mon_cmd_t *cmd;
4032 Monitor *mon = cur_mon;
4033 const char *cmd_name, *info_item;
4034
4035 args = NULL;
4036 qemu_errors_to_mon(mon);
4037
4038 obj = json_parser_parse(tokens, NULL);
4039 if (!obj) {
4040 // FIXME: should be triggered in json_parser_parse()
4041 qemu_error_new(QERR_JSON_PARSING);
4042 goto err_out;
4043 } else if (qobject_type(obj) != QTYPE_QDICT) {
4044 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
4045 qobject_decref(obj);
4046 goto err_out;
4047 }
4048
4049 input = qobject_to_qdict(obj);
4050
4051 mon->mc->id = qdict_get(input, "id");
4052 qobject_incref(mon->mc->id);
4053
4054 obj = qdict_get(input, "execute");
4055 if (!obj) {
4056 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4057 goto err_input;
4058 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4059 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
4060 goto err_input;
4061 }
4062
4063 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4064
4065 /*
4066 * XXX: We need this special case until we get info handlers
4067 * converted into 'query-' commands
4068 */
4069 if (compare_cmd(cmd_name, "info")) {
4070 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4071 goto err_input;
4072 } else if (strstart(cmd_name, "query-", &info_item)) {
4073 cmd = monitor_find_command("info");
4074 qdict_put_obj(input, "arguments",
4075 qobject_from_jsonf("{ 'item': %s }", info_item));
4076 } else {
4077 cmd = monitor_find_command(cmd_name);
4078 if (!cmd || !monitor_handler_ported(cmd)) {
4079 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4080 goto err_input;
4081 }
4082 }
4083
4084 obj = qdict_get(input, "arguments");
4085 if (!obj) {
4086 args = qdict_new();
4087 } else {
4088 args = qobject_to_qdict(obj);
4089 QINCREF(args);
4090 }
4091
4092 QDECREF(input);
4093
4094 err = monitor_check_qmp_args(cmd, args);
4095 if (err < 0) {
4096 goto err_out;
4097 }
4098
4099 monitor_call_handler(mon, cmd, args);
4100 goto out;
4101
4102 err_input:
4103 QDECREF(input);
4104 err_out:
4105 monitor_protocol_emitter(mon, NULL);
4106 out:
4107 QDECREF(args);
4108 qemu_errors_to_previous();
4109 }
4110
4111 /**
4112 * monitor_control_read(): Read and handle QMP input
4113 */
4114 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4115 {
4116 Monitor *old_mon = cur_mon;
4117
4118 cur_mon = opaque;
4119
4120 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4121
4122 cur_mon = old_mon;
4123 }
4124
4125 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4126 {
4127 Monitor *old_mon = cur_mon;
4128 int i;
4129
4130 cur_mon = opaque;
4131
4132 if (cur_mon->rs) {
4133 for (i = 0; i < size; i++)
4134 readline_handle_byte(cur_mon->rs, buf[i]);
4135 } else {
4136 if (size == 0 || buf[size - 1] != 0)
4137 monitor_printf(cur_mon, "corrupted command\n");
4138 else
4139 handle_user_command(cur_mon, (char *)buf);
4140 }
4141
4142 cur_mon = old_mon;
4143 }
4144
4145 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4146 {
4147 monitor_suspend(mon);
4148 handle_user_command(mon, cmdline);
4149 monitor_resume(mon);
4150 }
4151
4152 int monitor_suspend(Monitor *mon)
4153 {
4154 if (!mon->rs)
4155 return -ENOTTY;
4156 mon->suspend_cnt++;
4157 return 0;
4158 }
4159
4160 void monitor_resume(Monitor *mon)
4161 {
4162 if (!mon->rs)
4163 return;
4164 if (--mon->suspend_cnt == 0)
4165 readline_show_prompt(mon->rs);
4166 }
4167
4168 /**
4169 * monitor_control_event(): Print QMP gretting
4170 */
4171 static void monitor_control_event(void *opaque, int event)
4172 {
4173 if (event == CHR_EVENT_OPENED) {
4174 QObject *data;
4175 Monitor *mon = opaque;
4176
4177 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4178
4179 data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
4180 assert(data != NULL);
4181
4182 monitor_json_emitter(mon, data);
4183 qobject_decref(data);
4184 }
4185 }
4186
4187 static void monitor_event(void *opaque, int event)
4188 {
4189 Monitor *mon = opaque;
4190
4191 switch (event) {
4192 case CHR_EVENT_MUX_IN:
4193 mon->mux_out = 0;
4194 if (mon->reset_seen) {
4195 readline_restart(mon->rs);
4196 monitor_resume(mon);
4197 monitor_flush(mon);
4198 } else {
4199 mon->suspend_cnt = 0;
4200 }
4201 break;
4202
4203 case CHR_EVENT_MUX_OUT:
4204 if (mon->reset_seen) {
4205 if (mon->suspend_cnt == 0) {
4206 monitor_printf(mon, "\n");
4207 }
4208 monitor_flush(mon);
4209 monitor_suspend(mon);
4210 } else {
4211 mon->suspend_cnt++;
4212 }
4213 mon->mux_out = 1;
4214 break;
4215
4216 case CHR_EVENT_OPENED:
4217 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4218 "information\n", QEMU_VERSION);
4219 if (!mon->mux_out) {
4220 readline_show_prompt(mon->rs);
4221 }
4222 mon->reset_seen = 1;
4223 break;
4224 }
4225 }
4226
4227
4228 /*
4229 * Local variables:
4230 * c-indent-level: 4
4231 * c-basic-offset: 4
4232 * tab-width: 8
4233 * End:
4234 */
4235
4236 void monitor_init(CharDriverState *chr, int flags)
4237 {
4238 static int is_first_init = 1;
4239 Monitor *mon;
4240
4241 if (is_first_init) {
4242 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4243 is_first_init = 0;
4244 }
4245
4246 mon = qemu_mallocz(sizeof(*mon));
4247
4248 mon->chr = chr;
4249 mon->flags = flags;
4250 if (flags & MONITOR_USE_READLINE) {
4251 mon->rs = readline_init(mon, monitor_find_completion);
4252 monitor_read_command(mon, 0);
4253 }
4254
4255 if (monitor_ctrl_mode(mon)) {
4256 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4257 /* Control mode requires special handlers */
4258 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4259 monitor_control_event, mon);
4260 } else {
4261 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4262 monitor_event, mon);
4263 }
4264
4265 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4266 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4267 cur_mon = mon;
4268 }
4269
4270 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4271 {
4272 BlockDriverState *bs = opaque;
4273 int ret = 0;
4274
4275 if (bdrv_set_key(bs, password) != 0) {
4276 monitor_printf(mon, "invalid password\n");
4277 ret = -EPERM;
4278 }
4279 if (mon->password_completion_cb)
4280 mon->password_completion_cb(mon->password_opaque, ret);
4281
4282 monitor_read_command(mon, 1);
4283 }
4284
4285 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4286 BlockDriverCompletionFunc *completion_cb,
4287 void *opaque)
4288 {
4289 int err;
4290
4291 if (!bdrv_key_required(bs)) {
4292 if (completion_cb)
4293 completion_cb(opaque, 0);
4294 return;
4295 }
4296
4297 if (monitor_ctrl_mode(mon)) {
4298 qemu_error_new(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4299 return;
4300 }
4301
4302 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4303 bdrv_get_encrypted_filename(bs));
4304
4305 mon->password_completion_cb = completion_cb;
4306 mon->password_opaque = opaque;
4307
4308 err = monitor_read_password(mon, bdrv_password_cb, bs);
4309
4310 if (err && completion_cb)
4311 completion_cb(opaque, err);
4312 }
4313
4314 typedef struct QemuErrorSink QemuErrorSink;
4315 struct QemuErrorSink {
4316 enum {
4317 ERR_SINK_FILE,
4318 ERR_SINK_MONITOR,
4319 } dest;
4320 union {
4321 FILE *fp;
4322 Monitor *mon;
4323 };
4324 QemuErrorSink *previous;
4325 };
4326
4327 static QemuErrorSink *qemu_error_sink;
4328
4329 void qemu_errors_to_file(FILE *fp)
4330 {
4331 QemuErrorSink *sink;
4332
4333 sink = qemu_mallocz(sizeof(*sink));
4334 sink->dest = ERR_SINK_FILE;
4335 sink->fp = fp;
4336 sink->previous = qemu_error_sink;
4337 qemu_error_sink = sink;
4338 }
4339
4340 void qemu_errors_to_mon(Monitor *mon)
4341 {
4342 QemuErrorSink *sink;
4343
4344 sink = qemu_mallocz(sizeof(*sink));
4345 sink->dest = ERR_SINK_MONITOR;
4346 sink->mon = mon;
4347 sink->previous = qemu_error_sink;
4348 qemu_error_sink = sink;
4349 }
4350
4351 void qemu_errors_to_previous(void)
4352 {
4353 QemuErrorSink *sink;
4354
4355 assert(qemu_error_sink != NULL);
4356 sink = qemu_error_sink;
4357 qemu_error_sink = sink->previous;
4358 qemu_free(sink);
4359 }
4360
4361 void qemu_error(const char *fmt, ...)
4362 {
4363 va_list args;
4364
4365 assert(qemu_error_sink != NULL);
4366 switch (qemu_error_sink->dest) {
4367 case ERR_SINK_FILE:
4368 va_start(args, fmt);
4369 vfprintf(qemu_error_sink->fp, fmt, args);
4370 va_end(args);
4371 break;
4372 case ERR_SINK_MONITOR:
4373 va_start(args, fmt);
4374 monitor_vprintf(qemu_error_sink->mon, fmt, args);
4375 va_end(args);
4376 break;
4377 }
4378 }
4379
4380 void qemu_error_internal(const char *file, int linenr, const char *func,
4381 const char *fmt, ...)
4382 {
4383 va_list va;
4384 QError *qerror;
4385
4386 assert(qemu_error_sink != NULL);
4387
4388 va_start(va, fmt);
4389 qerror = qerror_from_info(file, linenr, func, fmt, &va);
4390 va_end(va);
4391
4392 switch (qemu_error_sink->dest) {
4393 case ERR_SINK_FILE:
4394 qerror_print(qerror);
4395 QDECREF(qerror);
4396 break;
4397 case ERR_SINK_MONITOR:
4398 assert(qemu_error_sink->mon->error == NULL);
4399 qemu_error_sink->mon->error = qerror;
4400 break;
4401 }
4402 }
various patches