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