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