block: saner flags filtering in bdrv_open2
[qemu/kevin.git] / monitor.c
blob19876adbc207eee847cd84bee81b6bd684c472f5
1 /*
2 * QEMU monitor
4 * Copyright (c) 2003-2004 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
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 "qfloat.h"
51 #include "qlist.h"
52 #include "qdict.h"
53 #include "qbool.h"
54 #include "qstring.h"
55 #include "qerror.h"
56 #include "qjson.h"
57 #include "json-streamer.h"
58 #include "json-parser.h"
59 #include "osdep.h"
61 //#define DEBUG
62 //#define DEBUG_COMPLETION
65 * Supported types:
67 * 'F' filename
68 * 'B' block device name
69 * 's' string (accept optional quote)
70 * 'i' 32 bit integer
71 * 'l' target long (32 or 64 bit)
72 * 'M' just like 'l', except in user mode the value is
73 * multiplied by 2^20 (think Mebibyte)
74 * 'b' double
75 * user mode accepts an optional G, g, M, m, K, k suffix,
76 * which multiplies the value by 2^30 for suffixes G and
77 * g, 2^20 for M and m, 2^10 for K and k
78 * 'T' double
79 * user mode accepts an optional ms, us, ns suffix,
80 * which divides the value by 1e3, 1e6, 1e9, respectively
81 * '/' optional gdb-like print format (like "/10x")
83 * '?' optional type (for all types, except '/')
84 * '.' other form of optional type (for 'i' and 'l')
85 * '-' optional parameter (eg. '-f')
89 typedef struct MonitorCompletionData MonitorCompletionData;
90 struct MonitorCompletionData {
91 Monitor *mon;
92 void (*user_print)(Monitor *mon, const QObject *data);
95 typedef struct mon_cmd_t {
96 const char *name;
97 const char *args_type;
98 const char *params;
99 const char *help;
100 void (*user_print)(Monitor *mon, const QObject *data);
101 union {
102 void (*info)(Monitor *mon);
103 void (*info_new)(Monitor *mon, QObject **ret_data);
104 int (*info_async)(Monitor *mon, MonitorCompletion *cb, void *opaque);
105 void (*cmd)(Monitor *mon, const QDict *qdict);
106 void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
107 int (*cmd_async)(Monitor *mon, const QDict *params,
108 MonitorCompletion *cb, void *opaque);
109 } mhandler;
110 int async;
111 } mon_cmd_t;
113 /* file descriptors passed via SCM_RIGHTS */
114 typedef struct mon_fd_t mon_fd_t;
115 struct mon_fd_t {
116 char *name;
117 int fd;
118 QLIST_ENTRY(mon_fd_t) next;
121 typedef struct MonitorControl {
122 QObject *id;
123 int print_enabled;
124 JSONMessageParser parser;
125 } MonitorControl;
127 struct Monitor {
128 CharDriverState *chr;
129 int mux_out;
130 int reset_seen;
131 int flags;
132 int suspend_cnt;
133 uint8_t outbuf[1024];
134 int outbuf_index;
135 ReadLineState *rs;
136 MonitorControl *mc;
137 CPUState *mon_cpu;
138 BlockDriverCompletionFunc *password_completion_cb;
139 void *password_opaque;
140 QError *error;
141 QLIST_HEAD(,mon_fd_t) fds;
142 QLIST_ENTRY(Monitor) entry;
145 static QLIST_HEAD(mon_list, Monitor) mon_list;
147 static const mon_cmd_t mon_cmds[];
148 static const mon_cmd_t info_cmds[];
150 Monitor *cur_mon = NULL;
152 static void monitor_command_cb(Monitor *mon, const char *cmdline,
153 void *opaque);
155 /* Return true if in control mode, false otherwise */
156 static inline int monitor_ctrl_mode(const Monitor *mon)
158 return (mon->flags & MONITOR_USE_CONTROL);
161 static void monitor_read_command(Monitor *mon, int show_prompt)
163 if (!mon->rs)
164 return;
166 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
167 if (show_prompt)
168 readline_show_prompt(mon->rs);
171 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
172 void *opaque)
174 if (monitor_ctrl_mode(mon)) {
175 qemu_error_new(QERR_MISSING_PARAMETER, "password");
176 return -EINVAL;
177 } else if (mon->rs) {
178 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
179 /* prompt is printed on return from the command handler */
180 return 0;
181 } else {
182 monitor_printf(mon, "terminal does not support password prompting\n");
183 return -ENOTTY;
187 void monitor_flush(Monitor *mon)
189 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
190 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
191 mon->outbuf_index = 0;
195 /* flush at every end of line or if the buffer is full */
196 static void monitor_puts(Monitor *mon, const char *str)
198 char c;
200 for(;;) {
201 c = *str++;
202 if (c == '\0')
203 break;
204 if (c == '\n')
205 mon->outbuf[mon->outbuf_index++] = '\r';
206 mon->outbuf[mon->outbuf_index++] = c;
207 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
208 || c == '\n')
209 monitor_flush(mon);
213 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
215 if (!mon)
216 return;
218 if (mon->mc && !mon->mc->print_enabled) {
219 qemu_error_new(QERR_UNDEFINED_ERROR);
220 } else {
221 char buf[4096];
222 vsnprintf(buf, sizeof(buf), fmt, ap);
223 monitor_puts(mon, buf);
227 void monitor_printf(Monitor *mon, const char *fmt, ...)
229 va_list ap;
230 va_start(ap, fmt);
231 monitor_vprintf(mon, fmt, ap);
232 va_end(ap);
235 void monitor_print_filename(Monitor *mon, const char *filename)
237 int i;
239 for (i = 0; filename[i]; i++) {
240 switch (filename[i]) {
241 case ' ':
242 case '"':
243 case '\\':
244 monitor_printf(mon, "\\%c", filename[i]);
245 break;
246 case '\t':
247 monitor_printf(mon, "\\t");
248 break;
249 case '\r':
250 monitor_printf(mon, "\\r");
251 break;
252 case '\n':
253 monitor_printf(mon, "\\n");
254 break;
255 default:
256 monitor_printf(mon, "%c", filename[i]);
257 break;
262 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
264 va_list ap;
265 va_start(ap, fmt);
266 monitor_vprintf((Monitor *)stream, fmt, ap);
267 va_end(ap);
268 return 0;
271 static void monitor_user_noop(Monitor *mon, const QObject *data) { }
273 static inline int monitor_handler_ported(const mon_cmd_t *cmd)
275 return cmd->user_print != NULL;
278 static inline bool monitor_handler_is_async(const mon_cmd_t *cmd)
280 return cmd->async != 0;
283 static inline int monitor_has_error(const Monitor *mon)
285 return mon->error != NULL;
288 static void monitor_json_emitter(Monitor *mon, const QObject *data)
290 QString *json;
292 json = qobject_to_json(data);
293 assert(json != NULL);
295 mon->mc->print_enabled = 1;
296 monitor_printf(mon, "%s\n", qstring_get_str(json));
297 mon->mc->print_enabled = 0;
299 QDECREF(json);
302 static void monitor_protocol_emitter(Monitor *mon, QObject *data)
304 QDict *qmp;
306 qmp = qdict_new();
308 if (!monitor_has_error(mon)) {
309 /* success response */
310 if (data) {
311 qobject_incref(data);
312 qdict_put_obj(qmp, "return", data);
313 } else {
314 /* return an empty QDict by default */
315 qdict_put(qmp, "return", qdict_new());
317 } else {
318 /* error response */
319 qdict_put(mon->error->error, "desc", qerror_human(mon->error));
320 qdict_put(qmp, "error", mon->error->error);
321 QINCREF(mon->error->error);
322 QDECREF(mon->error);
323 mon->error = NULL;
326 if (mon->mc->id) {
327 qdict_put_obj(qmp, "id", mon->mc->id);
328 mon->mc->id = NULL;
331 monitor_json_emitter(mon, QOBJECT(qmp));
332 QDECREF(qmp);
335 static void timestamp_put(QDict *qdict)
337 int err;
338 QObject *obj;
339 qemu_timeval tv;
341 err = qemu_gettimeofday(&tv);
342 if (err < 0)
343 return;
345 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
346 "'microseconds': %" PRId64 " }",
347 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
348 assert(obj != NULL);
350 qdict_put_obj(qdict, "timestamp", obj);
354 * monitor_protocol_event(): Generate a Monitor event
356 * Event-specific data can be emitted through the (optional) 'data' parameter.
358 void monitor_protocol_event(MonitorEvent event, QObject *data)
360 QDict *qmp;
361 const char *event_name;
362 Monitor *mon;
364 assert(event < QEVENT_MAX);
366 switch (event) {
367 case QEVENT_DEBUG:
368 event_name = "DEBUG";
369 break;
370 case QEVENT_SHUTDOWN:
371 event_name = "SHUTDOWN";
372 break;
373 case QEVENT_RESET:
374 event_name = "RESET";
375 break;
376 case QEVENT_POWERDOWN:
377 event_name = "POWERDOWN";
378 break;
379 case QEVENT_STOP:
380 event_name = "STOP";
381 break;
382 case QEVENT_VNC_CONNECTED:
383 event_name = "VNC_CONNECTED";
384 break;
385 case QEVENT_VNC_INITIALIZED:
386 event_name = "VNC_INITIALIZED";
387 break;
388 case QEVENT_VNC_DISCONNECTED:
389 event_name = "VNC_DISCONNECTED";
390 break;
391 case QEVENT_BLOCK_IO_ERROR:
392 event_name = "BLOCK_IO_ERROR";
393 break;
394 default:
395 abort();
396 break;
399 qmp = qdict_new();
400 timestamp_put(qmp);
401 qdict_put(qmp, "event", qstring_from_str(event_name));
402 if (data) {
403 qobject_incref(data);
404 qdict_put_obj(qmp, "data", data);
407 QLIST_FOREACH(mon, &mon_list, entry) {
408 if (monitor_ctrl_mode(mon)) {
409 monitor_json_emitter(mon, QOBJECT(qmp));
412 QDECREF(qmp);
415 static int compare_cmd(const char *name, const char *list)
417 const char *p, *pstart;
418 int len;
419 len = strlen(name);
420 p = list;
421 for(;;) {
422 pstart = p;
423 p = strchr(p, '|');
424 if (!p)
425 p = pstart + strlen(pstart);
426 if ((p - pstart) == len && !memcmp(pstart, name, len))
427 return 1;
428 if (*p == '\0')
429 break;
430 p++;
432 return 0;
435 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
436 const char *prefix, const char *name)
438 const mon_cmd_t *cmd;
440 for(cmd = cmds; cmd->name != NULL; cmd++) {
441 if (!name || !strcmp(name, cmd->name))
442 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
443 cmd->params, cmd->help);
447 static void help_cmd(Monitor *mon, const char *name)
449 if (name && !strcmp(name, "info")) {
450 help_cmd_dump(mon, info_cmds, "info ", NULL);
451 } else {
452 help_cmd_dump(mon, mon_cmds, "", name);
453 if (name && !strcmp(name, "log")) {
454 const CPULogItem *item;
455 monitor_printf(mon, "Log items (comma separated):\n");
456 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
457 for(item = cpu_log_items; item->mask != 0; item++) {
458 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
464 static void do_help_cmd(Monitor *mon, const QDict *qdict)
466 help_cmd(mon, qdict_get_try_str(qdict, "name"));
469 static void do_commit(Monitor *mon, const QDict *qdict)
471 int all_devices;
472 DriveInfo *dinfo;
473 const char *device = qdict_get_str(qdict, "device");
475 all_devices = !strcmp(device, "all");
476 QTAILQ_FOREACH(dinfo, &drives, next) {
477 if (!all_devices)
478 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
479 continue;
480 bdrv_commit(dinfo->bdrv);
484 static void user_monitor_complete(void *opaque, QObject *ret_data)
486 MonitorCompletionData *data = (MonitorCompletionData *)opaque;
488 if (ret_data) {
489 data->user_print(data->mon, ret_data);
491 monitor_resume(data->mon);
492 qemu_free(data);
495 static void qmp_monitor_complete(void *opaque, QObject *ret_data)
497 monitor_protocol_emitter(opaque, ret_data);
500 static void qmp_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
501 const QDict *params)
503 cmd->mhandler.cmd_async(mon, params, qmp_monitor_complete, mon);
506 static void qmp_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
508 cmd->mhandler.info_async(mon, qmp_monitor_complete, mon);
511 static void user_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
512 const QDict *params)
514 int ret;
516 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
517 cb_data->mon = mon;
518 cb_data->user_print = cmd->user_print;
519 monitor_suspend(mon);
520 ret = cmd->mhandler.cmd_async(mon, params,
521 user_monitor_complete, cb_data);
522 if (ret < 0) {
523 monitor_resume(mon);
524 qemu_free(cb_data);
528 static void user_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
530 int ret;
532 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
533 cb_data->mon = mon;
534 cb_data->user_print = cmd->user_print;
535 monitor_suspend(mon);
536 ret = cmd->mhandler.info_async(mon, user_monitor_complete, cb_data);
537 if (ret < 0) {
538 monitor_resume(mon);
539 qemu_free(cb_data);
543 static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
545 const mon_cmd_t *cmd;
546 const char *item = qdict_get_try_str(qdict, "item");
548 if (!item) {
549 assert(monitor_ctrl_mode(mon) == 0);
550 goto help;
553 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
554 if (compare_cmd(item, cmd->name))
555 break;
558 if (cmd->name == NULL) {
559 if (monitor_ctrl_mode(mon)) {
560 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
561 return;
563 goto help;
566 if (monitor_handler_is_async(cmd)) {
567 if (monitor_ctrl_mode(mon)) {
568 qmp_async_info_handler(mon, cmd);
569 } else {
570 user_async_info_handler(mon, cmd);
573 * Indicate that this command is asynchronous and will not return any
574 * data (not even empty). Instead, the data will be returned via a
575 * completion callback.
577 *ret_data = qobject_from_jsonf("{ '__mon_async': 'return' }");
578 } else if (monitor_handler_ported(cmd)) {
579 cmd->mhandler.info_new(mon, ret_data);
581 if (!monitor_ctrl_mode(mon)) {
583 * User Protocol function is called here, Monitor Protocol is
584 * handled by monitor_call_handler()
586 if (*ret_data)
587 cmd->user_print(mon, *ret_data);
589 } else {
590 if (monitor_ctrl_mode(mon)) {
591 /* handler not converted yet */
592 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
593 } else {
594 cmd->mhandler.info(mon);
598 return;
600 help:
601 help_cmd(mon, "info");
604 static void do_info_version_print(Monitor *mon, const QObject *data)
606 QDict *qdict;
608 qdict = qobject_to_qdict(data);
610 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
611 qdict_get_str(qdict, "package"));
615 * do_info_version(): Show QEMU version
617 * Return a QDict with the following information:
619 * - "qemu": QEMU's version
620 * - "package": package's version
622 * Example:
624 * { "qemu": "0.11.50", "package": "" }
626 static void do_info_version(Monitor *mon, QObject **ret_data)
628 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
629 QEMU_VERSION, QEMU_PKGVERSION);
632 static void do_info_name_print(Monitor *mon, const QObject *data)
634 QDict *qdict;
636 qdict = qobject_to_qdict(data);
637 if (qdict_size(qdict) == 0) {
638 return;
641 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
645 * do_info_name(): Show VM name
647 * Return a QDict with the following information:
649 * - "name": VM's name (optional)
651 * Example:
653 * { "name": "qemu-name" }
655 static void do_info_name(Monitor *mon, QObject **ret_data)
657 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
658 qobject_from_jsonf("{}");
661 static QObject *get_cmd_dict(const char *name)
663 const char *p;
665 /* Remove '|' from some commands */
666 p = strchr(name, '|');
667 if (p) {
668 p++;
669 } else {
670 p = name;
673 return qobject_from_jsonf("{ 'name': %s }", p);
677 * do_info_commands(): List QMP available commands
679 * Each command is represented by a QDict, the returned QObject is a QList
680 * of all commands.
682 * The QDict contains:
684 * - "name": command's name
686 * Example:
688 * { [ { "name": "query-balloon" }, { "name": "system_powerdown" } ] }
690 static void do_info_commands(Monitor *mon, QObject **ret_data)
692 QList *cmd_list;
693 const mon_cmd_t *cmd;
695 cmd_list = qlist_new();
697 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
698 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
699 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
703 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
704 if (monitor_handler_ported(cmd)) {
705 char buf[128];
706 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
707 qlist_append_obj(cmd_list, get_cmd_dict(buf));
711 *ret_data = QOBJECT(cmd_list);
714 #if defined(TARGET_I386)
715 static void do_info_hpet_print(Monitor *mon, const QObject *data)
717 monitor_printf(mon, "HPET is %s by QEMU\n",
718 qdict_get_bool(qobject_to_qdict(data), "enabled") ?
719 "enabled" : "disabled");
723 * do_info_hpet(): Show HPET state
725 * Return a QDict with the following information:
727 * - "enabled": true if hpet if enabled, false otherwise
729 * Example:
731 * { "enabled": true }
733 static void do_info_hpet(Monitor *mon, QObject **ret_data)
735 *ret_data = qobject_from_jsonf("{ 'enabled': %i }", !no_hpet);
737 #endif
739 static void do_info_uuid_print(Monitor *mon, const QObject *data)
741 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
745 * do_info_uuid(): Show VM UUID
747 * Return a QDict with the following information:
749 * - "UUID": Universally Unique Identifier
751 * Example:
753 * { "UUID": "550e8400-e29b-41d4-a716-446655440000" }
755 static void do_info_uuid(Monitor *mon, QObject **ret_data)
757 char uuid[64];
759 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
760 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
761 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
762 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
763 qemu_uuid[14], qemu_uuid[15]);
764 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
767 /* get the current CPU defined by the user */
768 static int mon_set_cpu(int cpu_index)
770 CPUState *env;
772 for(env = first_cpu; env != NULL; env = env->next_cpu) {
773 if (env->cpu_index == cpu_index) {
774 cur_mon->mon_cpu = env;
775 return 0;
778 return -1;
781 static CPUState *mon_get_cpu(void)
783 if (!cur_mon->mon_cpu) {
784 mon_set_cpu(0);
786 cpu_synchronize_state(cur_mon->mon_cpu);
787 return cur_mon->mon_cpu;
790 static void do_info_registers(Monitor *mon)
792 CPUState *env;
793 env = mon_get_cpu();
794 #ifdef TARGET_I386
795 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
796 X86_DUMP_FPU);
797 #else
798 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
800 #endif
803 static void print_cpu_iter(QObject *obj, void *opaque)
805 QDict *cpu;
806 int active = ' ';
807 Monitor *mon = opaque;
809 assert(qobject_type(obj) == QTYPE_QDICT);
810 cpu = qobject_to_qdict(obj);
812 if (qdict_get_bool(cpu, "current")) {
813 active = '*';
816 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
818 #if defined(TARGET_I386)
819 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
820 (target_ulong) qdict_get_int(cpu, "pc"));
821 #elif defined(TARGET_PPC)
822 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
823 (target_long) qdict_get_int(cpu, "nip"));
824 #elif defined(TARGET_SPARC)
825 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
826 (target_long) qdict_get_int(cpu, "pc"));
827 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
828 (target_long) qdict_get_int(cpu, "npc"));
829 #elif defined(TARGET_MIPS)
830 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
831 (target_long) qdict_get_int(cpu, "PC"));
832 #endif
834 if (qdict_get_bool(cpu, "halted")) {
835 monitor_printf(mon, " (halted)");
838 monitor_printf(mon, "\n");
841 static void monitor_print_cpus(Monitor *mon, const QObject *data)
843 QList *cpu_list;
845 assert(qobject_type(data) == QTYPE_QLIST);
846 cpu_list = qobject_to_qlist(data);
847 qlist_iter(cpu_list, print_cpu_iter, mon);
851 * do_info_cpus(): Show CPU information
853 * Return a QList. Each CPU is represented by a QDict, which contains:
855 * - "cpu": CPU index
856 * - "current": true if this is the current CPU, false otherwise
857 * - "halted": true if the cpu is halted, false otherwise
858 * - Current program counter. The key's name depends on the architecture:
859 * "pc": i386/x86)64
860 * "nip": PPC
861 * "pc" and "npc": sparc
862 * "PC": mips
864 * Example:
866 * [ { "CPU": 0, "current": true, "halted": false, "pc": 3227107138 },
867 * { "CPU": 1, "current": false, "halted": true, "pc": 7108165 } ]
869 static void do_info_cpus(Monitor *mon, QObject **ret_data)
871 CPUState *env;
872 QList *cpu_list;
874 cpu_list = qlist_new();
876 /* just to set the default cpu if not already done */
877 mon_get_cpu();
879 for(env = first_cpu; env != NULL; env = env->next_cpu) {
880 QDict *cpu;
881 QObject *obj;
883 cpu_synchronize_state(env);
885 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
886 env->cpu_index, env == mon->mon_cpu,
887 env->halted);
888 assert(obj != NULL);
890 cpu = qobject_to_qdict(obj);
892 #if defined(TARGET_I386)
893 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
894 #elif defined(TARGET_PPC)
895 qdict_put(cpu, "nip", qint_from_int(env->nip));
896 #elif defined(TARGET_SPARC)
897 qdict_put(cpu, "pc", qint_from_int(env->pc));
898 qdict_put(cpu, "npc", qint_from_int(env->npc));
899 #elif defined(TARGET_MIPS)
900 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
901 #endif
903 qlist_append(cpu_list, cpu);
906 *ret_data = QOBJECT(cpu_list);
909 static void do_cpu_set(Monitor *mon, const QDict *qdict, QObject **ret_data)
911 int index = qdict_get_int(qdict, "index");
912 if (mon_set_cpu(index) < 0)
913 qemu_error_new(QERR_INVALID_PARAMETER, "index");
916 static void do_info_jit(Monitor *mon)
918 dump_exec_info((FILE *)mon, monitor_fprintf);
921 static void do_info_history(Monitor *mon)
923 int i;
924 const char *str;
926 if (!mon->rs)
927 return;
928 i = 0;
929 for(;;) {
930 str = readline_get_history(mon->rs, i);
931 if (!str)
932 break;
933 monitor_printf(mon, "%d: '%s'\n", i, str);
934 i++;
938 #if defined(TARGET_PPC)
939 /* XXX: not implemented in other targets */
940 static void do_info_cpu_stats(Monitor *mon)
942 CPUState *env;
944 env = mon_get_cpu();
945 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
947 #endif
950 * do_quit(): Quit QEMU execution
952 static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
954 exit(0);
957 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
959 if (bdrv_is_inserted(bs)) {
960 if (!force) {
961 if (!bdrv_is_removable(bs)) {
962 qemu_error_new(QERR_DEVICE_NOT_REMOVABLE,
963 bdrv_get_device_name(bs));
964 return -1;
966 if (bdrv_is_locked(bs)) {
967 qemu_error_new(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
968 return -1;
971 bdrv_close(bs);
973 return 0;
976 static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
978 BlockDriverState *bs;
979 int force = qdict_get_int(qdict, "force");
980 const char *filename = qdict_get_str(qdict, "device");
982 bs = bdrv_find(filename);
983 if (!bs) {
984 qemu_error_new(QERR_DEVICE_NOT_FOUND, filename);
985 return;
987 eject_device(mon, bs, force);
990 static void do_block_set_passwd(Monitor *mon, const QDict *qdict,
991 QObject **ret_data)
993 BlockDriverState *bs;
995 bs = bdrv_find(qdict_get_str(qdict, "device"));
996 if (!bs) {
997 qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
998 return;
1001 if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
1002 qemu_error_new(QERR_INVALID_PASSWORD);
1006 static void do_change_block(Monitor *mon, const char *device,
1007 const char *filename, const char *fmt)
1009 BlockDriverState *bs;
1010 BlockDriver *drv = NULL;
1012 bs = bdrv_find(device);
1013 if (!bs) {
1014 qemu_error_new(QERR_DEVICE_NOT_FOUND, device);
1015 return;
1017 if (fmt) {
1018 drv = bdrv_find_whitelisted_format(fmt);
1019 if (!drv) {
1020 qemu_error_new(QERR_INVALID_BLOCK_FORMAT, fmt);
1021 return;
1024 if (eject_device(mon, bs, 0) < 0)
1025 return;
1026 bdrv_open2(bs, filename, BDRV_O_RDWR, drv);
1027 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
1030 static void change_vnc_password(const char *password)
1032 if (vnc_display_password(NULL, password) < 0)
1033 qemu_error_new(QERR_SET_PASSWD_FAILED);
1037 static void change_vnc_password_cb(Monitor *mon, const char *password,
1038 void *opaque)
1040 change_vnc_password(password);
1041 monitor_read_command(mon, 1);
1044 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
1046 if (strcmp(target, "passwd") == 0 ||
1047 strcmp(target, "password") == 0) {
1048 if (arg) {
1049 char password[9];
1050 strncpy(password, arg, sizeof(password));
1051 password[sizeof(password) - 1] = '\0';
1052 change_vnc_password(password);
1053 } else {
1054 monitor_read_password(mon, change_vnc_password_cb, NULL);
1056 } else {
1057 if (vnc_display_open(NULL, target) < 0)
1058 qemu_error_new(QERR_VNC_SERVER_FAILED, target);
1063 * do_change(): Change a removable medium, or VNC configuration
1065 static void do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
1067 const char *device = qdict_get_str(qdict, "device");
1068 const char *target = qdict_get_str(qdict, "target");
1069 const char *arg = qdict_get_try_str(qdict, "arg");
1070 if (strcmp(device, "vnc") == 0) {
1071 do_change_vnc(mon, target, arg);
1072 } else {
1073 do_change_block(mon, device, target, arg);
1077 static void do_screen_dump(Monitor *mon, const QDict *qdict)
1079 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
1082 static void do_logfile(Monitor *mon, const QDict *qdict)
1084 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
1087 static void do_log(Monitor *mon, const QDict *qdict)
1089 int mask;
1090 const char *items = qdict_get_str(qdict, "items");
1092 if (!strcmp(items, "none")) {
1093 mask = 0;
1094 } else {
1095 mask = cpu_str_to_log_mask(items);
1096 if (!mask) {
1097 help_cmd(mon, "log");
1098 return;
1101 cpu_set_log(mask);
1104 static void do_singlestep(Monitor *mon, const QDict *qdict)
1106 const char *option = qdict_get_try_str(qdict, "option");
1107 if (!option || !strcmp(option, "on")) {
1108 singlestep = 1;
1109 } else if (!strcmp(option, "off")) {
1110 singlestep = 0;
1111 } else {
1112 monitor_printf(mon, "unexpected option %s\n", option);
1117 * do_stop(): Stop VM execution
1119 static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1121 vm_stop(EXCP_INTERRUPT);
1124 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1126 struct bdrv_iterate_context {
1127 Monitor *mon;
1128 int err;
1132 * do_cont(): Resume emulation.
1134 static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1136 struct bdrv_iterate_context context = { mon, 0 };
1138 bdrv_iterate(encrypted_bdrv_it, &context);
1139 /* only resume the vm if all keys are set and valid */
1140 if (!context.err)
1141 vm_start();
1144 static void bdrv_key_cb(void *opaque, int err)
1146 Monitor *mon = opaque;
1148 /* another key was set successfully, retry to continue */
1149 if (!err)
1150 do_cont(mon, NULL, NULL);
1153 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1155 struct bdrv_iterate_context *context = opaque;
1157 if (!context->err && bdrv_key_required(bs)) {
1158 context->err = -EBUSY;
1159 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1160 context->mon);
1164 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1166 const char *device = qdict_get_try_str(qdict, "device");
1167 if (!device)
1168 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1169 if (gdbserver_start(device) < 0) {
1170 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1171 device);
1172 } else if (strcmp(device, "none") == 0) {
1173 monitor_printf(mon, "Disabled gdbserver\n");
1174 } else {
1175 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1176 device);
1180 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1182 const char *action = qdict_get_str(qdict, "action");
1183 if (select_watchdog_action(action) == -1) {
1184 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1188 static void monitor_printc(Monitor *mon, int c)
1190 monitor_printf(mon, "'");
1191 switch(c) {
1192 case '\'':
1193 monitor_printf(mon, "\\'");
1194 break;
1195 case '\\':
1196 monitor_printf(mon, "\\\\");
1197 break;
1198 case '\n':
1199 monitor_printf(mon, "\\n");
1200 break;
1201 case '\r':
1202 monitor_printf(mon, "\\r");
1203 break;
1204 default:
1205 if (c >= 32 && c <= 126) {
1206 monitor_printf(mon, "%c", c);
1207 } else {
1208 monitor_printf(mon, "\\x%02x", c);
1210 break;
1212 monitor_printf(mon, "'");
1215 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1216 target_phys_addr_t addr, int is_physical)
1218 CPUState *env;
1219 int l, line_size, i, max_digits, len;
1220 uint8_t buf[16];
1221 uint64_t v;
1223 if (format == 'i') {
1224 int flags;
1225 flags = 0;
1226 env = mon_get_cpu();
1227 if (!is_physical)
1228 return;
1229 #ifdef TARGET_I386
1230 if (wsize == 2) {
1231 flags = 1;
1232 } else if (wsize == 4) {
1233 flags = 0;
1234 } else {
1235 /* as default we use the current CS size */
1236 flags = 0;
1237 if (env) {
1238 #ifdef TARGET_X86_64
1239 if ((env->efer & MSR_EFER_LMA) &&
1240 (env->segs[R_CS].flags & DESC_L_MASK))
1241 flags = 2;
1242 else
1243 #endif
1244 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1245 flags = 1;
1248 #endif
1249 monitor_disas(mon, env, addr, count, is_physical, flags);
1250 return;
1253 len = wsize * count;
1254 if (wsize == 1)
1255 line_size = 8;
1256 else
1257 line_size = 16;
1258 max_digits = 0;
1260 switch(format) {
1261 case 'o':
1262 max_digits = (wsize * 8 + 2) / 3;
1263 break;
1264 default:
1265 case 'x':
1266 max_digits = (wsize * 8) / 4;
1267 break;
1268 case 'u':
1269 case 'd':
1270 max_digits = (wsize * 8 * 10 + 32) / 33;
1271 break;
1272 case 'c':
1273 wsize = 1;
1274 break;
1277 while (len > 0) {
1278 if (is_physical)
1279 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1280 else
1281 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1282 l = len;
1283 if (l > line_size)
1284 l = line_size;
1285 if (is_physical) {
1286 cpu_physical_memory_rw(addr, buf, l, 0);
1287 } else {
1288 env = mon_get_cpu();
1289 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1290 monitor_printf(mon, " Cannot access memory\n");
1291 break;
1294 i = 0;
1295 while (i < l) {
1296 switch(wsize) {
1297 default:
1298 case 1:
1299 v = ldub_raw(buf + i);
1300 break;
1301 case 2:
1302 v = lduw_raw(buf + i);
1303 break;
1304 case 4:
1305 v = (uint32_t)ldl_raw(buf + i);
1306 break;
1307 case 8:
1308 v = ldq_raw(buf + i);
1309 break;
1311 monitor_printf(mon, " ");
1312 switch(format) {
1313 case 'o':
1314 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1315 break;
1316 case 'x':
1317 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1318 break;
1319 case 'u':
1320 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1321 break;
1322 case 'd':
1323 monitor_printf(mon, "%*" PRId64, max_digits, v);
1324 break;
1325 case 'c':
1326 monitor_printc(mon, v);
1327 break;
1329 i += wsize;
1331 monitor_printf(mon, "\n");
1332 addr += l;
1333 len -= l;
1337 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1339 int count = qdict_get_int(qdict, "count");
1340 int format = qdict_get_int(qdict, "format");
1341 int size = qdict_get_int(qdict, "size");
1342 target_long addr = qdict_get_int(qdict, "addr");
1344 memory_dump(mon, count, format, size, addr, 0);
1347 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1349 int count = qdict_get_int(qdict, "count");
1350 int format = qdict_get_int(qdict, "format");
1351 int size = qdict_get_int(qdict, "size");
1352 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1354 memory_dump(mon, count, format, size, addr, 1);
1357 static void do_print(Monitor *mon, const QDict *qdict)
1359 int format = qdict_get_int(qdict, "format");
1360 target_phys_addr_t val = qdict_get_int(qdict, "val");
1362 #if TARGET_PHYS_ADDR_BITS == 32
1363 switch(format) {
1364 case 'o':
1365 monitor_printf(mon, "%#o", val);
1366 break;
1367 case 'x':
1368 monitor_printf(mon, "%#x", val);
1369 break;
1370 case 'u':
1371 monitor_printf(mon, "%u", val);
1372 break;
1373 default:
1374 case 'd':
1375 monitor_printf(mon, "%d", val);
1376 break;
1377 case 'c':
1378 monitor_printc(mon, val);
1379 break;
1381 #else
1382 switch(format) {
1383 case 'o':
1384 monitor_printf(mon, "%#" PRIo64, val);
1385 break;
1386 case 'x':
1387 monitor_printf(mon, "%#" PRIx64, val);
1388 break;
1389 case 'u':
1390 monitor_printf(mon, "%" PRIu64, val);
1391 break;
1392 default:
1393 case 'd':
1394 monitor_printf(mon, "%" PRId64, val);
1395 break;
1396 case 'c':
1397 monitor_printc(mon, val);
1398 break;
1400 #endif
1401 monitor_printf(mon, "\n");
1404 static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1406 FILE *f;
1407 uint32_t size = qdict_get_int(qdict, "size");
1408 const char *filename = qdict_get_str(qdict, "filename");
1409 target_long addr = qdict_get_int(qdict, "val");
1410 uint32_t l;
1411 CPUState *env;
1412 uint8_t buf[1024];
1414 env = mon_get_cpu();
1416 f = fopen(filename, "wb");
1417 if (!f) {
1418 qemu_error_new(QERR_OPEN_FILE_FAILED, filename);
1419 return;
1421 while (size != 0) {
1422 l = sizeof(buf);
1423 if (l > size)
1424 l = size;
1425 cpu_memory_rw_debug(env, addr, buf, l, 0);
1426 if (fwrite(buf, 1, l, f) != l) {
1427 monitor_printf(mon, "fwrite() error in do_memory_save\n");
1428 goto exit;
1430 addr += l;
1431 size -= l;
1433 exit:
1434 fclose(f);
1437 static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1438 QObject **ret_data)
1440 FILE *f;
1441 uint32_t l;
1442 uint8_t buf[1024];
1443 uint32_t size = qdict_get_int(qdict, "size");
1444 const char *filename = qdict_get_str(qdict, "filename");
1445 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1447 f = fopen(filename, "wb");
1448 if (!f) {
1449 qemu_error_new(QERR_OPEN_FILE_FAILED, filename);
1450 return;
1452 while (size != 0) {
1453 l = sizeof(buf);
1454 if (l > size)
1455 l = size;
1456 cpu_physical_memory_rw(addr, buf, l, 0);
1457 if (fwrite(buf, 1, l, f) != l) {
1458 monitor_printf(mon, "fwrite() error in do_physical_memory_save\n");
1459 goto exit;
1461 fflush(f);
1462 addr += l;
1463 size -= l;
1465 exit:
1466 fclose(f);
1469 static void do_sum(Monitor *mon, const QDict *qdict)
1471 uint32_t addr;
1472 uint8_t buf[1];
1473 uint16_t sum;
1474 uint32_t start = qdict_get_int(qdict, "start");
1475 uint32_t size = qdict_get_int(qdict, "size");
1477 sum = 0;
1478 for(addr = start; addr < (start + size); addr++) {
1479 cpu_physical_memory_rw(addr, buf, 1, 0);
1480 /* BSD sum algorithm ('sum' Unix command) */
1481 sum = (sum >> 1) | (sum << 15);
1482 sum += buf[0];
1484 monitor_printf(mon, "%05d\n", sum);
1487 typedef struct {
1488 int keycode;
1489 const char *name;
1490 } KeyDef;
1492 static const KeyDef key_defs[] = {
1493 { 0x2a, "shift" },
1494 { 0x36, "shift_r" },
1496 { 0x38, "alt" },
1497 { 0xb8, "alt_r" },
1498 { 0x64, "altgr" },
1499 { 0xe4, "altgr_r" },
1500 { 0x1d, "ctrl" },
1501 { 0x9d, "ctrl_r" },
1503 { 0xdd, "menu" },
1505 { 0x01, "esc" },
1507 { 0x02, "1" },
1508 { 0x03, "2" },
1509 { 0x04, "3" },
1510 { 0x05, "4" },
1511 { 0x06, "5" },
1512 { 0x07, "6" },
1513 { 0x08, "7" },
1514 { 0x09, "8" },
1515 { 0x0a, "9" },
1516 { 0x0b, "0" },
1517 { 0x0c, "minus" },
1518 { 0x0d, "equal" },
1519 { 0x0e, "backspace" },
1521 { 0x0f, "tab" },
1522 { 0x10, "q" },
1523 { 0x11, "w" },
1524 { 0x12, "e" },
1525 { 0x13, "r" },
1526 { 0x14, "t" },
1527 { 0x15, "y" },
1528 { 0x16, "u" },
1529 { 0x17, "i" },
1530 { 0x18, "o" },
1531 { 0x19, "p" },
1533 { 0x1c, "ret" },
1535 { 0x1e, "a" },
1536 { 0x1f, "s" },
1537 { 0x20, "d" },
1538 { 0x21, "f" },
1539 { 0x22, "g" },
1540 { 0x23, "h" },
1541 { 0x24, "j" },
1542 { 0x25, "k" },
1543 { 0x26, "l" },
1545 { 0x2c, "z" },
1546 { 0x2d, "x" },
1547 { 0x2e, "c" },
1548 { 0x2f, "v" },
1549 { 0x30, "b" },
1550 { 0x31, "n" },
1551 { 0x32, "m" },
1552 { 0x33, "comma" },
1553 { 0x34, "dot" },
1554 { 0x35, "slash" },
1556 { 0x37, "asterisk" },
1558 { 0x39, "spc" },
1559 { 0x3a, "caps_lock" },
1560 { 0x3b, "f1" },
1561 { 0x3c, "f2" },
1562 { 0x3d, "f3" },
1563 { 0x3e, "f4" },
1564 { 0x3f, "f5" },
1565 { 0x40, "f6" },
1566 { 0x41, "f7" },
1567 { 0x42, "f8" },
1568 { 0x43, "f9" },
1569 { 0x44, "f10" },
1570 { 0x45, "num_lock" },
1571 { 0x46, "scroll_lock" },
1573 { 0xb5, "kp_divide" },
1574 { 0x37, "kp_multiply" },
1575 { 0x4a, "kp_subtract" },
1576 { 0x4e, "kp_add" },
1577 { 0x9c, "kp_enter" },
1578 { 0x53, "kp_decimal" },
1579 { 0x54, "sysrq" },
1581 { 0x52, "kp_0" },
1582 { 0x4f, "kp_1" },
1583 { 0x50, "kp_2" },
1584 { 0x51, "kp_3" },
1585 { 0x4b, "kp_4" },
1586 { 0x4c, "kp_5" },
1587 { 0x4d, "kp_6" },
1588 { 0x47, "kp_7" },
1589 { 0x48, "kp_8" },
1590 { 0x49, "kp_9" },
1592 { 0x56, "<" },
1594 { 0x57, "f11" },
1595 { 0x58, "f12" },
1597 { 0xb7, "print" },
1599 { 0xc7, "home" },
1600 { 0xc9, "pgup" },
1601 { 0xd1, "pgdn" },
1602 { 0xcf, "end" },
1604 { 0xcb, "left" },
1605 { 0xc8, "up" },
1606 { 0xd0, "down" },
1607 { 0xcd, "right" },
1609 { 0xd2, "insert" },
1610 { 0xd3, "delete" },
1611 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1612 { 0xf0, "stop" },
1613 { 0xf1, "again" },
1614 { 0xf2, "props" },
1615 { 0xf3, "undo" },
1616 { 0xf4, "front" },
1617 { 0xf5, "copy" },
1618 { 0xf6, "open" },
1619 { 0xf7, "paste" },
1620 { 0xf8, "find" },
1621 { 0xf9, "cut" },
1622 { 0xfa, "lf" },
1623 { 0xfb, "help" },
1624 { 0xfc, "meta_l" },
1625 { 0xfd, "meta_r" },
1626 { 0xfe, "compose" },
1627 #endif
1628 { 0, NULL },
1631 static int get_keycode(const char *key)
1633 const KeyDef *p;
1634 char *endp;
1635 int ret;
1637 for(p = key_defs; p->name != NULL; p++) {
1638 if (!strcmp(key, p->name))
1639 return p->keycode;
1641 if (strstart(key, "0x", NULL)) {
1642 ret = strtoul(key, &endp, 0);
1643 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1644 return ret;
1646 return -1;
1649 #define MAX_KEYCODES 16
1650 static uint8_t keycodes[MAX_KEYCODES];
1651 static int nb_pending_keycodes;
1652 static QEMUTimer *key_timer;
1654 static void release_keys(void *opaque)
1656 int keycode;
1658 while (nb_pending_keycodes > 0) {
1659 nb_pending_keycodes--;
1660 keycode = keycodes[nb_pending_keycodes];
1661 if (keycode & 0x80)
1662 kbd_put_keycode(0xe0);
1663 kbd_put_keycode(keycode | 0x80);
1667 static void do_sendkey(Monitor *mon, const QDict *qdict)
1669 char keyname_buf[16];
1670 char *separator;
1671 int keyname_len, keycode, i;
1672 const char *string = qdict_get_str(qdict, "string");
1673 int has_hold_time = qdict_haskey(qdict, "hold_time");
1674 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1676 if (nb_pending_keycodes > 0) {
1677 qemu_del_timer(key_timer);
1678 release_keys(NULL);
1680 if (!has_hold_time)
1681 hold_time = 100;
1682 i = 0;
1683 while (1) {
1684 separator = strchr(string, '-');
1685 keyname_len = separator ? separator - string : strlen(string);
1686 if (keyname_len > 0) {
1687 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1688 if (keyname_len > sizeof(keyname_buf) - 1) {
1689 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1690 return;
1692 if (i == MAX_KEYCODES) {
1693 monitor_printf(mon, "too many keys\n");
1694 return;
1696 keyname_buf[keyname_len] = 0;
1697 keycode = get_keycode(keyname_buf);
1698 if (keycode < 0) {
1699 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1700 return;
1702 keycodes[i++] = keycode;
1704 if (!separator)
1705 break;
1706 string = separator + 1;
1708 nb_pending_keycodes = i;
1709 /* key down events */
1710 for (i = 0; i < nb_pending_keycodes; i++) {
1711 keycode = keycodes[i];
1712 if (keycode & 0x80)
1713 kbd_put_keycode(0xe0);
1714 kbd_put_keycode(keycode & 0x7f);
1716 /* delayed key up events */
1717 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1718 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1721 static int mouse_button_state;
1723 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1725 int dx, dy, dz;
1726 const char *dx_str = qdict_get_str(qdict, "dx_str");
1727 const char *dy_str = qdict_get_str(qdict, "dy_str");
1728 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1729 dx = strtol(dx_str, NULL, 0);
1730 dy = strtol(dy_str, NULL, 0);
1731 dz = 0;
1732 if (dz_str)
1733 dz = strtol(dz_str, NULL, 0);
1734 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1737 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1739 int button_state = qdict_get_int(qdict, "button_state");
1740 mouse_button_state = button_state;
1741 kbd_mouse_event(0, 0, 0, mouse_button_state);
1744 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1746 int size = qdict_get_int(qdict, "size");
1747 int addr = qdict_get_int(qdict, "addr");
1748 int has_index = qdict_haskey(qdict, "index");
1749 uint32_t val;
1750 int suffix;
1752 if (has_index) {
1753 int index = qdict_get_int(qdict, "index");
1754 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1755 addr++;
1757 addr &= 0xffff;
1759 switch(size) {
1760 default:
1761 case 1:
1762 val = cpu_inb(addr);
1763 suffix = 'b';
1764 break;
1765 case 2:
1766 val = cpu_inw(addr);
1767 suffix = 'w';
1768 break;
1769 case 4:
1770 val = cpu_inl(addr);
1771 suffix = 'l';
1772 break;
1774 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1775 suffix, addr, size * 2, val);
1778 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1780 int size = qdict_get_int(qdict, "size");
1781 int addr = qdict_get_int(qdict, "addr");
1782 int val = qdict_get_int(qdict, "val");
1784 addr &= IOPORTS_MASK;
1786 switch (size) {
1787 default:
1788 case 1:
1789 cpu_outb(addr, val);
1790 break;
1791 case 2:
1792 cpu_outw(addr, val);
1793 break;
1794 case 4:
1795 cpu_outl(addr, val);
1796 break;
1800 static void do_boot_set(Monitor *mon, const QDict *qdict)
1802 int res;
1803 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1805 res = qemu_boot_set(bootdevice);
1806 if (res == 0) {
1807 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1808 } else if (res > 0) {
1809 monitor_printf(mon, "setting boot device list failed\n");
1810 } else {
1811 monitor_printf(mon, "no function defined to set boot device list for "
1812 "this architecture\n");
1817 * do_system_reset(): Issue a machine reset
1819 static void do_system_reset(Monitor *mon, const QDict *qdict,
1820 QObject **ret_data)
1822 qemu_system_reset_request();
1826 * do_system_powerdown(): Issue a machine powerdown
1828 static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1829 QObject **ret_data)
1831 qemu_system_powerdown_request();
1834 #if defined(TARGET_I386)
1835 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1837 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1838 addr,
1839 pte & mask,
1840 pte & PG_GLOBAL_MASK ? 'G' : '-',
1841 pte & PG_PSE_MASK ? 'P' : '-',
1842 pte & PG_DIRTY_MASK ? 'D' : '-',
1843 pte & PG_ACCESSED_MASK ? 'A' : '-',
1844 pte & PG_PCD_MASK ? 'C' : '-',
1845 pte & PG_PWT_MASK ? 'T' : '-',
1846 pte & PG_USER_MASK ? 'U' : '-',
1847 pte & PG_RW_MASK ? 'W' : '-');
1850 static void tlb_info(Monitor *mon)
1852 CPUState *env;
1853 int l1, l2;
1854 uint32_t pgd, pde, pte;
1856 env = mon_get_cpu();
1858 if (!(env->cr[0] & CR0_PG_MASK)) {
1859 monitor_printf(mon, "PG disabled\n");
1860 return;
1862 pgd = env->cr[3] & ~0xfff;
1863 for(l1 = 0; l1 < 1024; l1++) {
1864 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1865 pde = le32_to_cpu(pde);
1866 if (pde & PG_PRESENT_MASK) {
1867 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1868 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1869 } else {
1870 for(l2 = 0; l2 < 1024; l2++) {
1871 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1872 (uint8_t *)&pte, 4);
1873 pte = le32_to_cpu(pte);
1874 if (pte & PG_PRESENT_MASK) {
1875 print_pte(mon, (l1 << 22) + (l2 << 12),
1876 pte & ~PG_PSE_MASK,
1877 ~0xfff);
1885 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1886 uint32_t end, int prot)
1888 int prot1;
1889 prot1 = *plast_prot;
1890 if (prot != prot1) {
1891 if (*pstart != -1) {
1892 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1893 *pstart, end, end - *pstart,
1894 prot1 & PG_USER_MASK ? 'u' : '-',
1895 'r',
1896 prot1 & PG_RW_MASK ? 'w' : '-');
1898 if (prot != 0)
1899 *pstart = end;
1900 else
1901 *pstart = -1;
1902 *plast_prot = prot;
1906 static void mem_info(Monitor *mon)
1908 CPUState *env;
1909 int l1, l2, prot, last_prot;
1910 uint32_t pgd, pde, pte, start, end;
1912 env = mon_get_cpu();
1914 if (!(env->cr[0] & CR0_PG_MASK)) {
1915 monitor_printf(mon, "PG disabled\n");
1916 return;
1918 pgd = env->cr[3] & ~0xfff;
1919 last_prot = 0;
1920 start = -1;
1921 for(l1 = 0; l1 < 1024; l1++) {
1922 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1923 pde = le32_to_cpu(pde);
1924 end = l1 << 22;
1925 if (pde & PG_PRESENT_MASK) {
1926 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1927 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1928 mem_print(mon, &start, &last_prot, end, prot);
1929 } else {
1930 for(l2 = 0; l2 < 1024; l2++) {
1931 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1932 (uint8_t *)&pte, 4);
1933 pte = le32_to_cpu(pte);
1934 end = (l1 << 22) + (l2 << 12);
1935 if (pte & PG_PRESENT_MASK) {
1936 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1937 } else {
1938 prot = 0;
1940 mem_print(mon, &start, &last_prot, end, prot);
1943 } else {
1944 prot = 0;
1945 mem_print(mon, &start, &last_prot, end, prot);
1949 #endif
1951 #if defined(TARGET_SH4)
1953 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1955 monitor_printf(mon, " tlb%i:\t"
1956 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1957 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1958 "dirty=%hhu writethrough=%hhu\n",
1959 idx,
1960 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1961 tlb->v, tlb->sh, tlb->c, tlb->pr,
1962 tlb->d, tlb->wt);
1965 static void tlb_info(Monitor *mon)
1967 CPUState *env = mon_get_cpu();
1968 int i;
1970 monitor_printf (mon, "ITLB:\n");
1971 for (i = 0 ; i < ITLB_SIZE ; i++)
1972 print_tlb (mon, i, &env->itlb[i]);
1973 monitor_printf (mon, "UTLB:\n");
1974 for (i = 0 ; i < UTLB_SIZE ; i++)
1975 print_tlb (mon, i, &env->utlb[i]);
1978 #endif
1980 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1982 QDict *qdict;
1984 qdict = qobject_to_qdict(data);
1986 monitor_printf(mon, "kvm support: ");
1987 if (qdict_get_bool(qdict, "present")) {
1988 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1989 "enabled" : "disabled");
1990 } else {
1991 monitor_printf(mon, "not compiled\n");
1996 * do_info_kvm(): Show KVM information
1998 * Return a QDict with the following information:
2000 * - "enabled": true if KVM support is enabled, false otherwise
2001 * - "present": true if QEMU has KVM support, false otherwise
2003 * Example:
2005 * { "enabled": true, "present": true }
2007 static void do_info_kvm(Monitor *mon, QObject **ret_data)
2009 #ifdef CONFIG_KVM
2010 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
2011 kvm_enabled());
2012 #else
2013 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
2014 #endif
2017 static void do_info_numa(Monitor *mon)
2019 int i;
2020 CPUState *env;
2022 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
2023 for (i = 0; i < nb_numa_nodes; i++) {
2024 monitor_printf(mon, "node %d cpus:", i);
2025 for (env = first_cpu; env != NULL; env = env->next_cpu) {
2026 if (env->numa_node == i) {
2027 monitor_printf(mon, " %d", env->cpu_index);
2030 monitor_printf(mon, "\n");
2031 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
2032 node_mem[i] >> 20);
2036 #ifdef CONFIG_PROFILER
2038 int64_t qemu_time;
2039 int64_t dev_time;
2041 static void do_info_profile(Monitor *mon)
2043 int64_t total;
2044 total = qemu_time;
2045 if (total == 0)
2046 total = 1;
2047 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
2048 dev_time, dev_time / (double)get_ticks_per_sec());
2049 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
2050 qemu_time, qemu_time / (double)get_ticks_per_sec());
2051 qemu_time = 0;
2052 dev_time = 0;
2054 #else
2055 static void do_info_profile(Monitor *mon)
2057 monitor_printf(mon, "Internal profiler not compiled\n");
2059 #endif
2061 /* Capture support */
2062 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
2064 static void do_info_capture(Monitor *mon)
2066 int i;
2067 CaptureState *s;
2069 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2070 monitor_printf(mon, "[%d]: ", i);
2071 s->ops.info (s->opaque);
2075 #ifdef HAS_AUDIO
2076 static void do_stop_capture(Monitor *mon, const QDict *qdict)
2078 int i;
2079 int n = qdict_get_int(qdict, "n");
2080 CaptureState *s;
2082 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2083 if (i == n) {
2084 s->ops.destroy (s->opaque);
2085 QLIST_REMOVE (s, entries);
2086 qemu_free (s);
2087 return;
2092 static void do_wav_capture(Monitor *mon, const QDict *qdict)
2094 const char *path = qdict_get_str(qdict, "path");
2095 int has_freq = qdict_haskey(qdict, "freq");
2096 int freq = qdict_get_try_int(qdict, "freq", -1);
2097 int has_bits = qdict_haskey(qdict, "bits");
2098 int bits = qdict_get_try_int(qdict, "bits", -1);
2099 int has_channels = qdict_haskey(qdict, "nchannels");
2100 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
2101 CaptureState *s;
2103 s = qemu_mallocz (sizeof (*s));
2105 freq = has_freq ? freq : 44100;
2106 bits = has_bits ? bits : 16;
2107 nchannels = has_channels ? nchannels : 2;
2109 if (wav_start_capture (s, path, freq, bits, nchannels)) {
2110 monitor_printf(mon, "Faied to add wave capture\n");
2111 qemu_free (s);
2113 QLIST_INSERT_HEAD (&capture_head, s, entries);
2115 #endif
2117 #if defined(TARGET_I386)
2118 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2120 CPUState *env;
2121 int cpu_index = qdict_get_int(qdict, "cpu_index");
2123 for (env = first_cpu; env != NULL; env = env->next_cpu)
2124 if (env->cpu_index == cpu_index) {
2125 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2126 break;
2129 #endif
2131 static void do_info_status_print(Monitor *mon, const QObject *data)
2133 QDict *qdict;
2135 qdict = qobject_to_qdict(data);
2137 monitor_printf(mon, "VM status: ");
2138 if (qdict_get_bool(qdict, "running")) {
2139 monitor_printf(mon, "running");
2140 if (qdict_get_bool(qdict, "singlestep")) {
2141 monitor_printf(mon, " (single step mode)");
2143 } else {
2144 monitor_printf(mon, "paused");
2147 monitor_printf(mon, "\n");
2151 * do_info_status(): VM status
2153 * Return a QDict with the following information:
2155 * - "running": true if the VM is running, or false if it is paused
2156 * - "singlestep": true if the VM is in single step mode, false otherwise
2158 * Example:
2160 * { "running": true, "singlestep": false }
2162 static void do_info_status(Monitor *mon, QObject **ret_data)
2164 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2165 vm_running, singlestep);
2168 static void print_balloon_stat(const char *key, QObject *obj, void *opaque)
2170 Monitor *mon = opaque;
2172 if (strcmp(key, "actual"))
2173 monitor_printf(mon, ",%s=%" PRId64, key,
2174 qint_get_int(qobject_to_qint(obj)));
2177 static void monitor_print_balloon(Monitor *mon, const QObject *data)
2179 QDict *qdict;
2181 qdict = qobject_to_qdict(data);
2182 if (!qdict_haskey(qdict, "actual"))
2183 return;
2185 monitor_printf(mon, "balloon: actual=%" PRId64,
2186 qdict_get_int(qdict, "actual") >> 20);
2187 qdict_iter(qdict, print_balloon_stat, mon);
2188 monitor_printf(mon, "\n");
2192 * do_info_balloon(): Balloon information
2194 * Make an asynchronous request for balloon info. When the request completes
2195 * a QDict will be returned according to the following specification:
2197 * - "actual": current balloon value in bytes
2198 * The following fields may or may not be present:
2199 * - "mem_swapped_in": Amount of memory swapped in (bytes)
2200 * - "mem_swapped_out": Amount of memory swapped out (bytes)
2201 * - "major_page_faults": Number of major faults
2202 * - "minor_page_faults": Number of minor faults
2203 * - "free_mem": Total amount of free and unused memory (bytes)
2204 * - "total_mem": Total amount of available memory (bytes)
2206 * Example:
2208 * { "actual": 1073741824, "mem_swapped_in": 0, "mem_swapped_out": 0,
2209 * "major_page_faults": 142, "minor_page_faults": 239245,
2210 * "free_mem": 1014185984, "total_mem": 1044668416 }
2212 static int do_info_balloon(Monitor *mon, MonitorCompletion cb, void *opaque)
2214 int ret;
2216 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2217 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2218 return -1;
2221 ret = qemu_balloon_status(cb, opaque);
2222 if (!ret) {
2223 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2224 return -1;
2227 return 0;
2231 * do_balloon(): Request VM to change its memory allocation
2233 static int do_balloon(Monitor *mon, const QDict *params,
2234 MonitorCompletion cb, void *opaque)
2236 int ret;
2238 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2239 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2240 return -1;
2243 ret = qemu_balloon(qdict_get_int(params, "value"), cb, opaque);
2244 if (ret == 0) {
2245 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2246 return -1;
2249 return 0;
2252 static qemu_acl *find_acl(Monitor *mon, const char *name)
2254 qemu_acl *acl = qemu_acl_find(name);
2256 if (!acl) {
2257 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2259 return acl;
2262 static void do_acl_show(Monitor *mon, const QDict *qdict)
2264 const char *aclname = qdict_get_str(qdict, "aclname");
2265 qemu_acl *acl = find_acl(mon, aclname);
2266 qemu_acl_entry *entry;
2267 int i = 0;
2269 if (acl) {
2270 monitor_printf(mon, "policy: %s\n",
2271 acl->defaultDeny ? "deny" : "allow");
2272 QTAILQ_FOREACH(entry, &acl->entries, next) {
2273 i++;
2274 monitor_printf(mon, "%d: %s %s\n", i,
2275 entry->deny ? "deny" : "allow", entry->match);
2280 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2282 const char *aclname = qdict_get_str(qdict, "aclname");
2283 qemu_acl *acl = find_acl(mon, aclname);
2285 if (acl) {
2286 qemu_acl_reset(acl);
2287 monitor_printf(mon, "acl: removed all rules\n");
2291 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2293 const char *aclname = qdict_get_str(qdict, "aclname");
2294 const char *policy = qdict_get_str(qdict, "policy");
2295 qemu_acl *acl = find_acl(mon, aclname);
2297 if (acl) {
2298 if (strcmp(policy, "allow") == 0) {
2299 acl->defaultDeny = 0;
2300 monitor_printf(mon, "acl: policy set to 'allow'\n");
2301 } else if (strcmp(policy, "deny") == 0) {
2302 acl->defaultDeny = 1;
2303 monitor_printf(mon, "acl: policy set to 'deny'\n");
2304 } else {
2305 monitor_printf(mon, "acl: unknown policy '%s', "
2306 "expected 'deny' or 'allow'\n", policy);
2311 static void do_acl_add(Monitor *mon, const QDict *qdict)
2313 const char *aclname = qdict_get_str(qdict, "aclname");
2314 const char *match = qdict_get_str(qdict, "match");
2315 const char *policy = qdict_get_str(qdict, "policy");
2316 int has_index = qdict_haskey(qdict, "index");
2317 int index = qdict_get_try_int(qdict, "index", -1);
2318 qemu_acl *acl = find_acl(mon, aclname);
2319 int deny, ret;
2321 if (acl) {
2322 if (strcmp(policy, "allow") == 0) {
2323 deny = 0;
2324 } else if (strcmp(policy, "deny") == 0) {
2325 deny = 1;
2326 } else {
2327 monitor_printf(mon, "acl: unknown policy '%s', "
2328 "expected 'deny' or 'allow'\n", policy);
2329 return;
2331 if (has_index)
2332 ret = qemu_acl_insert(acl, deny, match, index);
2333 else
2334 ret = qemu_acl_append(acl, deny, match);
2335 if (ret < 0)
2336 monitor_printf(mon, "acl: unable to add acl entry\n");
2337 else
2338 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2342 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2344 const char *aclname = qdict_get_str(qdict, "aclname");
2345 const char *match = qdict_get_str(qdict, "match");
2346 qemu_acl *acl = find_acl(mon, aclname);
2347 int ret;
2349 if (acl) {
2350 ret = qemu_acl_remove(acl, match);
2351 if (ret < 0)
2352 monitor_printf(mon, "acl: no matching acl entry\n");
2353 else
2354 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2358 #if defined(TARGET_I386)
2359 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2361 CPUState *cenv;
2362 int cpu_index = qdict_get_int(qdict, "cpu_index");
2363 int bank = qdict_get_int(qdict, "bank");
2364 uint64_t status = qdict_get_int(qdict, "status");
2365 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2366 uint64_t addr = qdict_get_int(qdict, "addr");
2367 uint64_t misc = qdict_get_int(qdict, "misc");
2369 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2370 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2371 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2372 break;
2375 #endif
2377 static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2379 const char *fdname = qdict_get_str(qdict, "fdname");
2380 mon_fd_t *monfd;
2381 int fd;
2383 fd = qemu_chr_get_msgfd(mon->chr);
2384 if (fd == -1) {
2385 qemu_error_new(QERR_FD_NOT_SUPPLIED);
2386 return;
2389 if (qemu_isdigit(fdname[0])) {
2390 qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
2391 return;
2394 fd = dup(fd);
2395 if (fd == -1) {
2396 if (errno == EMFILE)
2397 qemu_error_new(QERR_TOO_MANY_FILES);
2398 else
2399 qemu_error_new(QERR_UNDEFINED_ERROR);
2400 return;
2403 QLIST_FOREACH(monfd, &mon->fds, next) {
2404 if (strcmp(monfd->name, fdname) != 0) {
2405 continue;
2408 close(monfd->fd);
2409 monfd->fd = fd;
2410 return;
2413 monfd = qemu_mallocz(sizeof(mon_fd_t));
2414 monfd->name = qemu_strdup(fdname);
2415 monfd->fd = fd;
2417 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2420 static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2422 const char *fdname = qdict_get_str(qdict, "fdname");
2423 mon_fd_t *monfd;
2425 QLIST_FOREACH(monfd, &mon->fds, next) {
2426 if (strcmp(monfd->name, fdname) != 0) {
2427 continue;
2430 QLIST_REMOVE(monfd, next);
2431 close(monfd->fd);
2432 qemu_free(monfd->name);
2433 qemu_free(monfd);
2434 return;
2437 qemu_error_new(QERR_FD_NOT_FOUND, fdname);
2440 static void do_loadvm(Monitor *mon, const QDict *qdict)
2442 int saved_vm_running = vm_running;
2443 const char *name = qdict_get_str(qdict, "name");
2445 vm_stop(0);
2447 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2448 vm_start();
2451 int monitor_get_fd(Monitor *mon, const char *fdname)
2453 mon_fd_t *monfd;
2455 QLIST_FOREACH(monfd, &mon->fds, next) {
2456 int fd;
2458 if (strcmp(monfd->name, fdname) != 0) {
2459 continue;
2462 fd = monfd->fd;
2464 /* caller takes ownership of fd */
2465 QLIST_REMOVE(monfd, next);
2466 qemu_free(monfd->name);
2467 qemu_free(monfd);
2469 return fd;
2472 return -1;
2475 static const mon_cmd_t mon_cmds[] = {
2476 #include "qemu-monitor.h"
2477 { NULL, NULL, },
2480 /* Please update qemu-monitor.hx when adding or changing commands */
2481 static const mon_cmd_t info_cmds[] = {
2483 .name = "version",
2484 .args_type = "",
2485 .params = "",
2486 .help = "show the version of QEMU",
2487 .user_print = do_info_version_print,
2488 .mhandler.info_new = do_info_version,
2491 .name = "commands",
2492 .args_type = "",
2493 .params = "",
2494 .help = "list QMP available commands",
2495 .user_print = monitor_user_noop,
2496 .mhandler.info_new = do_info_commands,
2499 .name = "network",
2500 .args_type = "",
2501 .params = "",
2502 .help = "show the network state",
2503 .mhandler.info = do_info_network,
2506 .name = "chardev",
2507 .args_type = "",
2508 .params = "",
2509 .help = "show the character devices",
2510 .user_print = qemu_chr_info_print,
2511 .mhandler.info_new = qemu_chr_info,
2514 .name = "block",
2515 .args_type = "",
2516 .params = "",
2517 .help = "show the block devices",
2518 .user_print = bdrv_info_print,
2519 .mhandler.info_new = bdrv_info,
2522 .name = "blockstats",
2523 .args_type = "",
2524 .params = "",
2525 .help = "show block device statistics",
2526 .user_print = bdrv_stats_print,
2527 .mhandler.info_new = bdrv_info_stats,
2530 .name = "registers",
2531 .args_type = "",
2532 .params = "",
2533 .help = "show the cpu registers",
2534 .mhandler.info = do_info_registers,
2537 .name = "cpus",
2538 .args_type = "",
2539 .params = "",
2540 .help = "show infos for each CPU",
2541 .user_print = monitor_print_cpus,
2542 .mhandler.info_new = do_info_cpus,
2545 .name = "history",
2546 .args_type = "",
2547 .params = "",
2548 .help = "show the command line history",
2549 .mhandler.info = do_info_history,
2552 .name = "irq",
2553 .args_type = "",
2554 .params = "",
2555 .help = "show the interrupts statistics (if available)",
2556 .mhandler.info = irq_info,
2559 .name = "pic",
2560 .args_type = "",
2561 .params = "",
2562 .help = "show i8259 (PIC) state",
2563 .mhandler.info = pic_info,
2566 .name = "pci",
2567 .args_type = "",
2568 .params = "",
2569 .help = "show PCI info",
2570 .user_print = do_pci_info_print,
2571 .mhandler.info_new = do_pci_info,
2573 #if defined(TARGET_I386) || defined(TARGET_SH4)
2575 .name = "tlb",
2576 .args_type = "",
2577 .params = "",
2578 .help = "show virtual to physical memory mappings",
2579 .mhandler.info = tlb_info,
2581 #endif
2582 #if defined(TARGET_I386)
2584 .name = "mem",
2585 .args_type = "",
2586 .params = "",
2587 .help = "show the active virtual memory mappings",
2588 .mhandler.info = mem_info,
2591 .name = "hpet",
2592 .args_type = "",
2593 .params = "",
2594 .help = "show state of HPET",
2595 .user_print = do_info_hpet_print,
2596 .mhandler.info_new = do_info_hpet,
2598 #endif
2600 .name = "jit",
2601 .args_type = "",
2602 .params = "",
2603 .help = "show dynamic compiler info",
2604 .mhandler.info = do_info_jit,
2607 .name = "kvm",
2608 .args_type = "",
2609 .params = "",
2610 .help = "show KVM information",
2611 .user_print = do_info_kvm_print,
2612 .mhandler.info_new = do_info_kvm,
2615 .name = "numa",
2616 .args_type = "",
2617 .params = "",
2618 .help = "show NUMA information",
2619 .mhandler.info = do_info_numa,
2622 .name = "usb",
2623 .args_type = "",
2624 .params = "",
2625 .help = "show guest USB devices",
2626 .mhandler.info = usb_info,
2629 .name = "usbhost",
2630 .args_type = "",
2631 .params = "",
2632 .help = "show host USB devices",
2633 .mhandler.info = usb_host_info,
2636 .name = "profile",
2637 .args_type = "",
2638 .params = "",
2639 .help = "show profiling information",
2640 .mhandler.info = do_info_profile,
2643 .name = "capture",
2644 .args_type = "",
2645 .params = "",
2646 .help = "show capture information",
2647 .mhandler.info = do_info_capture,
2650 .name = "snapshots",
2651 .args_type = "",
2652 .params = "",
2653 .help = "show the currently saved VM snapshots",
2654 .mhandler.info = do_info_snapshots,
2657 .name = "status",
2658 .args_type = "",
2659 .params = "",
2660 .help = "show the current VM status (running|paused)",
2661 .user_print = do_info_status_print,
2662 .mhandler.info_new = do_info_status,
2665 .name = "pcmcia",
2666 .args_type = "",
2667 .params = "",
2668 .help = "show guest PCMCIA status",
2669 .mhandler.info = pcmcia_info,
2672 .name = "mice",
2673 .args_type = "",
2674 .params = "",
2675 .help = "show which guest mouse is receiving events",
2676 .user_print = do_info_mice_print,
2677 .mhandler.info_new = do_info_mice,
2680 .name = "vnc",
2681 .args_type = "",
2682 .params = "",
2683 .help = "show the vnc server status",
2684 .user_print = do_info_vnc_print,
2685 .mhandler.info_new = do_info_vnc,
2688 .name = "name",
2689 .args_type = "",
2690 .params = "",
2691 .help = "show the current VM name",
2692 .user_print = do_info_name_print,
2693 .mhandler.info_new = do_info_name,
2696 .name = "uuid",
2697 .args_type = "",
2698 .params = "",
2699 .help = "show the current VM UUID",
2700 .user_print = do_info_uuid_print,
2701 .mhandler.info_new = do_info_uuid,
2703 #if defined(TARGET_PPC)
2705 .name = "cpustats",
2706 .args_type = "",
2707 .params = "",
2708 .help = "show CPU statistics",
2709 .mhandler.info = do_info_cpu_stats,
2711 #endif
2712 #if defined(CONFIG_SLIRP)
2714 .name = "usernet",
2715 .args_type = "",
2716 .params = "",
2717 .help = "show user network stack connection states",
2718 .mhandler.info = do_info_usernet,
2720 #endif
2722 .name = "migrate",
2723 .args_type = "",
2724 .params = "",
2725 .help = "show migration status",
2726 .user_print = do_info_migrate_print,
2727 .mhandler.info_new = do_info_migrate,
2730 .name = "balloon",
2731 .args_type = "",
2732 .params = "",
2733 .help = "show balloon information",
2734 .user_print = monitor_print_balloon,
2735 .mhandler.info_async = do_info_balloon,
2736 .async = 1,
2739 .name = "qtree",
2740 .args_type = "",
2741 .params = "",
2742 .help = "show device tree",
2743 .mhandler.info = do_info_qtree,
2746 .name = "qdm",
2747 .args_type = "",
2748 .params = "",
2749 .help = "show qdev device model list",
2750 .mhandler.info = do_info_qdm,
2753 .name = "roms",
2754 .args_type = "",
2755 .params = "",
2756 .help = "show roms",
2757 .mhandler.info = do_info_roms,
2760 .name = NULL,
2764 /*******************************************************************/
2766 static const char *pch;
2767 static jmp_buf expr_env;
2769 #define MD_TLONG 0
2770 #define MD_I32 1
2772 typedef struct MonitorDef {
2773 const char *name;
2774 int offset;
2775 target_long (*get_value)(const struct MonitorDef *md, int val);
2776 int type;
2777 } MonitorDef;
2779 #if defined(TARGET_I386)
2780 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2782 CPUState *env = mon_get_cpu();
2783 return env->eip + env->segs[R_CS].base;
2785 #endif
2787 #if defined(TARGET_PPC)
2788 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2790 CPUState *env = mon_get_cpu();
2791 unsigned int u;
2792 int i;
2794 u = 0;
2795 for (i = 0; i < 8; i++)
2796 u |= env->crf[i] << (32 - (4 * i));
2798 return u;
2801 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2803 CPUState *env = mon_get_cpu();
2804 return env->msr;
2807 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2809 CPUState *env = mon_get_cpu();
2810 return env->xer;
2813 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2815 CPUState *env = mon_get_cpu();
2816 return cpu_ppc_load_decr(env);
2819 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2821 CPUState *env = mon_get_cpu();
2822 return cpu_ppc_load_tbu(env);
2825 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2827 CPUState *env = mon_get_cpu();
2828 return cpu_ppc_load_tbl(env);
2830 #endif
2832 #if defined(TARGET_SPARC)
2833 #ifndef TARGET_SPARC64
2834 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2836 CPUState *env = mon_get_cpu();
2837 return GET_PSR(env);
2839 #endif
2841 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2843 CPUState *env = mon_get_cpu();
2844 return env->regwptr[val];
2846 #endif
2848 static const MonitorDef monitor_defs[] = {
2849 #ifdef TARGET_I386
2851 #define SEG(name, seg) \
2852 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2853 { name ".base", offsetof(CPUState, segs[seg].base) },\
2854 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2856 { "eax", offsetof(CPUState, regs[0]) },
2857 { "ecx", offsetof(CPUState, regs[1]) },
2858 { "edx", offsetof(CPUState, regs[2]) },
2859 { "ebx", offsetof(CPUState, regs[3]) },
2860 { "esp|sp", offsetof(CPUState, regs[4]) },
2861 { "ebp|fp", offsetof(CPUState, regs[5]) },
2862 { "esi", offsetof(CPUState, regs[6]) },
2863 { "edi", offsetof(CPUState, regs[7]) },
2864 #ifdef TARGET_X86_64
2865 { "r8", offsetof(CPUState, regs[8]) },
2866 { "r9", offsetof(CPUState, regs[9]) },
2867 { "r10", offsetof(CPUState, regs[10]) },
2868 { "r11", offsetof(CPUState, regs[11]) },
2869 { "r12", offsetof(CPUState, regs[12]) },
2870 { "r13", offsetof(CPUState, regs[13]) },
2871 { "r14", offsetof(CPUState, regs[14]) },
2872 { "r15", offsetof(CPUState, regs[15]) },
2873 #endif
2874 { "eflags", offsetof(CPUState, eflags) },
2875 { "eip", offsetof(CPUState, eip) },
2876 SEG("cs", R_CS)
2877 SEG("ds", R_DS)
2878 SEG("es", R_ES)
2879 SEG("ss", R_SS)
2880 SEG("fs", R_FS)
2881 SEG("gs", R_GS)
2882 { "pc", 0, monitor_get_pc, },
2883 #elif defined(TARGET_PPC)
2884 /* General purpose registers */
2885 { "r0", offsetof(CPUState, gpr[0]) },
2886 { "r1", offsetof(CPUState, gpr[1]) },
2887 { "r2", offsetof(CPUState, gpr[2]) },
2888 { "r3", offsetof(CPUState, gpr[3]) },
2889 { "r4", offsetof(CPUState, gpr[4]) },
2890 { "r5", offsetof(CPUState, gpr[5]) },
2891 { "r6", offsetof(CPUState, gpr[6]) },
2892 { "r7", offsetof(CPUState, gpr[7]) },
2893 { "r8", offsetof(CPUState, gpr[8]) },
2894 { "r9", offsetof(CPUState, gpr[9]) },
2895 { "r10", offsetof(CPUState, gpr[10]) },
2896 { "r11", offsetof(CPUState, gpr[11]) },
2897 { "r12", offsetof(CPUState, gpr[12]) },
2898 { "r13", offsetof(CPUState, gpr[13]) },
2899 { "r14", offsetof(CPUState, gpr[14]) },
2900 { "r15", offsetof(CPUState, gpr[15]) },
2901 { "r16", offsetof(CPUState, gpr[16]) },
2902 { "r17", offsetof(CPUState, gpr[17]) },
2903 { "r18", offsetof(CPUState, gpr[18]) },
2904 { "r19", offsetof(CPUState, gpr[19]) },
2905 { "r20", offsetof(CPUState, gpr[20]) },
2906 { "r21", offsetof(CPUState, gpr[21]) },
2907 { "r22", offsetof(CPUState, gpr[22]) },
2908 { "r23", offsetof(CPUState, gpr[23]) },
2909 { "r24", offsetof(CPUState, gpr[24]) },
2910 { "r25", offsetof(CPUState, gpr[25]) },
2911 { "r26", offsetof(CPUState, gpr[26]) },
2912 { "r27", offsetof(CPUState, gpr[27]) },
2913 { "r28", offsetof(CPUState, gpr[28]) },
2914 { "r29", offsetof(CPUState, gpr[29]) },
2915 { "r30", offsetof(CPUState, gpr[30]) },
2916 { "r31", offsetof(CPUState, gpr[31]) },
2917 /* Floating point registers */
2918 { "f0", offsetof(CPUState, fpr[0]) },
2919 { "f1", offsetof(CPUState, fpr[1]) },
2920 { "f2", offsetof(CPUState, fpr[2]) },
2921 { "f3", offsetof(CPUState, fpr[3]) },
2922 { "f4", offsetof(CPUState, fpr[4]) },
2923 { "f5", offsetof(CPUState, fpr[5]) },
2924 { "f6", offsetof(CPUState, fpr[6]) },
2925 { "f7", offsetof(CPUState, fpr[7]) },
2926 { "f8", offsetof(CPUState, fpr[8]) },
2927 { "f9", offsetof(CPUState, fpr[9]) },
2928 { "f10", offsetof(CPUState, fpr[10]) },
2929 { "f11", offsetof(CPUState, fpr[11]) },
2930 { "f12", offsetof(CPUState, fpr[12]) },
2931 { "f13", offsetof(CPUState, fpr[13]) },
2932 { "f14", offsetof(CPUState, fpr[14]) },
2933 { "f15", offsetof(CPUState, fpr[15]) },
2934 { "f16", offsetof(CPUState, fpr[16]) },
2935 { "f17", offsetof(CPUState, fpr[17]) },
2936 { "f18", offsetof(CPUState, fpr[18]) },
2937 { "f19", offsetof(CPUState, fpr[19]) },
2938 { "f20", offsetof(CPUState, fpr[20]) },
2939 { "f21", offsetof(CPUState, fpr[21]) },
2940 { "f22", offsetof(CPUState, fpr[22]) },
2941 { "f23", offsetof(CPUState, fpr[23]) },
2942 { "f24", offsetof(CPUState, fpr[24]) },
2943 { "f25", offsetof(CPUState, fpr[25]) },
2944 { "f26", offsetof(CPUState, fpr[26]) },
2945 { "f27", offsetof(CPUState, fpr[27]) },
2946 { "f28", offsetof(CPUState, fpr[28]) },
2947 { "f29", offsetof(CPUState, fpr[29]) },
2948 { "f30", offsetof(CPUState, fpr[30]) },
2949 { "f31", offsetof(CPUState, fpr[31]) },
2950 { "fpscr", offsetof(CPUState, fpscr) },
2951 /* Next instruction pointer */
2952 { "nip|pc", offsetof(CPUState, nip) },
2953 { "lr", offsetof(CPUState, lr) },
2954 { "ctr", offsetof(CPUState, ctr) },
2955 { "decr", 0, &monitor_get_decr, },
2956 { "ccr", 0, &monitor_get_ccr, },
2957 /* Machine state register */
2958 { "msr", 0, &monitor_get_msr, },
2959 { "xer", 0, &monitor_get_xer, },
2960 { "tbu", 0, &monitor_get_tbu, },
2961 { "tbl", 0, &monitor_get_tbl, },
2962 #if defined(TARGET_PPC64)
2963 /* Address space register */
2964 { "asr", offsetof(CPUState, asr) },
2965 #endif
2966 /* Segment registers */
2967 { "sdr1", offsetof(CPUState, sdr1) },
2968 { "sr0", offsetof(CPUState, sr[0]) },
2969 { "sr1", offsetof(CPUState, sr[1]) },
2970 { "sr2", offsetof(CPUState, sr[2]) },
2971 { "sr3", offsetof(CPUState, sr[3]) },
2972 { "sr4", offsetof(CPUState, sr[4]) },
2973 { "sr5", offsetof(CPUState, sr[5]) },
2974 { "sr6", offsetof(CPUState, sr[6]) },
2975 { "sr7", offsetof(CPUState, sr[7]) },
2976 { "sr8", offsetof(CPUState, sr[8]) },
2977 { "sr9", offsetof(CPUState, sr[9]) },
2978 { "sr10", offsetof(CPUState, sr[10]) },
2979 { "sr11", offsetof(CPUState, sr[11]) },
2980 { "sr12", offsetof(CPUState, sr[12]) },
2981 { "sr13", offsetof(CPUState, sr[13]) },
2982 { "sr14", offsetof(CPUState, sr[14]) },
2983 { "sr15", offsetof(CPUState, sr[15]) },
2984 /* Too lazy to put BATs and SPRs ... */
2985 #elif defined(TARGET_SPARC)
2986 { "g0", offsetof(CPUState, gregs[0]) },
2987 { "g1", offsetof(CPUState, gregs[1]) },
2988 { "g2", offsetof(CPUState, gregs[2]) },
2989 { "g3", offsetof(CPUState, gregs[3]) },
2990 { "g4", offsetof(CPUState, gregs[4]) },
2991 { "g5", offsetof(CPUState, gregs[5]) },
2992 { "g6", offsetof(CPUState, gregs[6]) },
2993 { "g7", offsetof(CPUState, gregs[7]) },
2994 { "o0", 0, monitor_get_reg },
2995 { "o1", 1, monitor_get_reg },
2996 { "o2", 2, monitor_get_reg },
2997 { "o3", 3, monitor_get_reg },
2998 { "o4", 4, monitor_get_reg },
2999 { "o5", 5, monitor_get_reg },
3000 { "o6", 6, monitor_get_reg },
3001 { "o7", 7, monitor_get_reg },
3002 { "l0", 8, monitor_get_reg },
3003 { "l1", 9, monitor_get_reg },
3004 { "l2", 10, monitor_get_reg },
3005 { "l3", 11, monitor_get_reg },
3006 { "l4", 12, monitor_get_reg },
3007 { "l5", 13, monitor_get_reg },
3008 { "l6", 14, monitor_get_reg },
3009 { "l7", 15, monitor_get_reg },
3010 { "i0", 16, monitor_get_reg },
3011 { "i1", 17, monitor_get_reg },
3012 { "i2", 18, monitor_get_reg },
3013 { "i3", 19, monitor_get_reg },
3014 { "i4", 20, monitor_get_reg },
3015 { "i5", 21, monitor_get_reg },
3016 { "i6", 22, monitor_get_reg },
3017 { "i7", 23, monitor_get_reg },
3018 { "pc", offsetof(CPUState, pc) },
3019 { "npc", offsetof(CPUState, npc) },
3020 { "y", offsetof(CPUState, y) },
3021 #ifndef TARGET_SPARC64
3022 { "psr", 0, &monitor_get_psr, },
3023 { "wim", offsetof(CPUState, wim) },
3024 #endif
3025 { "tbr", offsetof(CPUState, tbr) },
3026 { "fsr", offsetof(CPUState, fsr) },
3027 { "f0", offsetof(CPUState, fpr[0]) },
3028 { "f1", offsetof(CPUState, fpr[1]) },
3029 { "f2", offsetof(CPUState, fpr[2]) },
3030 { "f3", offsetof(CPUState, fpr[3]) },
3031 { "f4", offsetof(CPUState, fpr[4]) },
3032 { "f5", offsetof(CPUState, fpr[5]) },
3033 { "f6", offsetof(CPUState, fpr[6]) },
3034 { "f7", offsetof(CPUState, fpr[7]) },
3035 { "f8", offsetof(CPUState, fpr[8]) },
3036 { "f9", offsetof(CPUState, fpr[9]) },
3037 { "f10", offsetof(CPUState, fpr[10]) },
3038 { "f11", offsetof(CPUState, fpr[11]) },
3039 { "f12", offsetof(CPUState, fpr[12]) },
3040 { "f13", offsetof(CPUState, fpr[13]) },
3041 { "f14", offsetof(CPUState, fpr[14]) },
3042 { "f15", offsetof(CPUState, fpr[15]) },
3043 { "f16", offsetof(CPUState, fpr[16]) },
3044 { "f17", offsetof(CPUState, fpr[17]) },
3045 { "f18", offsetof(CPUState, fpr[18]) },
3046 { "f19", offsetof(CPUState, fpr[19]) },
3047 { "f20", offsetof(CPUState, fpr[20]) },
3048 { "f21", offsetof(CPUState, fpr[21]) },
3049 { "f22", offsetof(CPUState, fpr[22]) },
3050 { "f23", offsetof(CPUState, fpr[23]) },
3051 { "f24", offsetof(CPUState, fpr[24]) },
3052 { "f25", offsetof(CPUState, fpr[25]) },
3053 { "f26", offsetof(CPUState, fpr[26]) },
3054 { "f27", offsetof(CPUState, fpr[27]) },
3055 { "f28", offsetof(CPUState, fpr[28]) },
3056 { "f29", offsetof(CPUState, fpr[29]) },
3057 { "f30", offsetof(CPUState, fpr[30]) },
3058 { "f31", offsetof(CPUState, fpr[31]) },
3059 #ifdef TARGET_SPARC64
3060 { "f32", offsetof(CPUState, fpr[32]) },
3061 { "f34", offsetof(CPUState, fpr[34]) },
3062 { "f36", offsetof(CPUState, fpr[36]) },
3063 { "f38", offsetof(CPUState, fpr[38]) },
3064 { "f40", offsetof(CPUState, fpr[40]) },
3065 { "f42", offsetof(CPUState, fpr[42]) },
3066 { "f44", offsetof(CPUState, fpr[44]) },
3067 { "f46", offsetof(CPUState, fpr[46]) },
3068 { "f48", offsetof(CPUState, fpr[48]) },
3069 { "f50", offsetof(CPUState, fpr[50]) },
3070 { "f52", offsetof(CPUState, fpr[52]) },
3071 { "f54", offsetof(CPUState, fpr[54]) },
3072 { "f56", offsetof(CPUState, fpr[56]) },
3073 { "f58", offsetof(CPUState, fpr[58]) },
3074 { "f60", offsetof(CPUState, fpr[60]) },
3075 { "f62", offsetof(CPUState, fpr[62]) },
3076 { "asi", offsetof(CPUState, asi) },
3077 { "pstate", offsetof(CPUState, pstate) },
3078 { "cansave", offsetof(CPUState, cansave) },
3079 { "canrestore", offsetof(CPUState, canrestore) },
3080 { "otherwin", offsetof(CPUState, otherwin) },
3081 { "wstate", offsetof(CPUState, wstate) },
3082 { "cleanwin", offsetof(CPUState, cleanwin) },
3083 { "fprs", offsetof(CPUState, fprs) },
3084 #endif
3085 #endif
3086 { NULL },
3089 static void expr_error(Monitor *mon, const char *msg)
3091 monitor_printf(mon, "%s\n", msg);
3092 longjmp(expr_env, 1);
3095 /* return 0 if OK, -1 if not found */
3096 static int get_monitor_def(target_long *pval, const char *name)
3098 const MonitorDef *md;
3099 void *ptr;
3101 for(md = monitor_defs; md->name != NULL; md++) {
3102 if (compare_cmd(name, md->name)) {
3103 if (md->get_value) {
3104 *pval = md->get_value(md, md->offset);
3105 } else {
3106 CPUState *env = mon_get_cpu();
3107 ptr = (uint8_t *)env + md->offset;
3108 switch(md->type) {
3109 case MD_I32:
3110 *pval = *(int32_t *)ptr;
3111 break;
3112 case MD_TLONG:
3113 *pval = *(target_long *)ptr;
3114 break;
3115 default:
3116 *pval = 0;
3117 break;
3120 return 0;
3123 return -1;
3126 static void next(void)
3128 if (*pch != '\0') {
3129 pch++;
3130 while (qemu_isspace(*pch))
3131 pch++;
3135 static int64_t expr_sum(Monitor *mon);
3137 static int64_t expr_unary(Monitor *mon)
3139 int64_t n;
3140 char *p;
3141 int ret;
3143 switch(*pch) {
3144 case '+':
3145 next();
3146 n = expr_unary(mon);
3147 break;
3148 case '-':
3149 next();
3150 n = -expr_unary(mon);
3151 break;
3152 case '~':
3153 next();
3154 n = ~expr_unary(mon);
3155 break;
3156 case '(':
3157 next();
3158 n = expr_sum(mon);
3159 if (*pch != ')') {
3160 expr_error(mon, "')' expected");
3162 next();
3163 break;
3164 case '\'':
3165 pch++;
3166 if (*pch == '\0')
3167 expr_error(mon, "character constant expected");
3168 n = *pch;
3169 pch++;
3170 if (*pch != '\'')
3171 expr_error(mon, "missing terminating \' character");
3172 next();
3173 break;
3174 case '$':
3176 char buf[128], *q;
3177 target_long reg=0;
3179 pch++;
3180 q = buf;
3181 while ((*pch >= 'a' && *pch <= 'z') ||
3182 (*pch >= 'A' && *pch <= 'Z') ||
3183 (*pch >= '0' && *pch <= '9') ||
3184 *pch == '_' || *pch == '.') {
3185 if ((q - buf) < sizeof(buf) - 1)
3186 *q++ = *pch;
3187 pch++;
3189 while (qemu_isspace(*pch))
3190 pch++;
3191 *q = 0;
3192 ret = get_monitor_def(&reg, buf);
3193 if (ret < 0)
3194 expr_error(mon, "unknown register");
3195 n = reg;
3197 break;
3198 case '\0':
3199 expr_error(mon, "unexpected end of expression");
3200 n = 0;
3201 break;
3202 default:
3203 #if TARGET_PHYS_ADDR_BITS > 32
3204 n = strtoull(pch, &p, 0);
3205 #else
3206 n = strtoul(pch, &p, 0);
3207 #endif
3208 if (pch == p) {
3209 expr_error(mon, "invalid char in expression");
3211 pch = p;
3212 while (qemu_isspace(*pch))
3213 pch++;
3214 break;
3216 return n;
3220 static int64_t expr_prod(Monitor *mon)
3222 int64_t val, val2;
3223 int op;
3225 val = expr_unary(mon);
3226 for(;;) {
3227 op = *pch;
3228 if (op != '*' && op != '/' && op != '%')
3229 break;
3230 next();
3231 val2 = expr_unary(mon);
3232 switch(op) {
3233 default:
3234 case '*':
3235 val *= val2;
3236 break;
3237 case '/':
3238 case '%':
3239 if (val2 == 0)
3240 expr_error(mon, "division by zero");
3241 if (op == '/')
3242 val /= val2;
3243 else
3244 val %= val2;
3245 break;
3248 return val;
3251 static int64_t expr_logic(Monitor *mon)
3253 int64_t val, val2;
3254 int op;
3256 val = expr_prod(mon);
3257 for(;;) {
3258 op = *pch;
3259 if (op != '&' && op != '|' && op != '^')
3260 break;
3261 next();
3262 val2 = expr_prod(mon);
3263 switch(op) {
3264 default:
3265 case '&':
3266 val &= val2;
3267 break;
3268 case '|':
3269 val |= val2;
3270 break;
3271 case '^':
3272 val ^= val2;
3273 break;
3276 return val;
3279 static int64_t expr_sum(Monitor *mon)
3281 int64_t val, val2;
3282 int op;
3284 val = expr_logic(mon);
3285 for(;;) {
3286 op = *pch;
3287 if (op != '+' && op != '-')
3288 break;
3289 next();
3290 val2 = expr_logic(mon);
3291 if (op == '+')
3292 val += val2;
3293 else
3294 val -= val2;
3296 return val;
3299 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3301 pch = *pp;
3302 if (setjmp(expr_env)) {
3303 *pp = pch;
3304 return -1;
3306 while (qemu_isspace(*pch))
3307 pch++;
3308 *pval = expr_sum(mon);
3309 *pp = pch;
3310 return 0;
3313 static int get_double(Monitor *mon, double *pval, const char **pp)
3315 const char *p = *pp;
3316 char *tailp;
3317 double d;
3319 d = strtod(p, &tailp);
3320 if (tailp == p) {
3321 monitor_printf(mon, "Number expected\n");
3322 return -1;
3324 if (d != d || d - d != 0) {
3325 /* NaN or infinity */
3326 monitor_printf(mon, "Bad number\n");
3327 return -1;
3329 *pval = d;
3330 *pp = tailp;
3331 return 0;
3334 static int get_str(char *buf, int buf_size, const char **pp)
3336 const char *p;
3337 char *q;
3338 int c;
3340 q = buf;
3341 p = *pp;
3342 while (qemu_isspace(*p))
3343 p++;
3344 if (*p == '\0') {
3345 fail:
3346 *q = '\0';
3347 *pp = p;
3348 return -1;
3350 if (*p == '\"') {
3351 p++;
3352 while (*p != '\0' && *p != '\"') {
3353 if (*p == '\\') {
3354 p++;
3355 c = *p++;
3356 switch(c) {
3357 case 'n':
3358 c = '\n';
3359 break;
3360 case 'r':
3361 c = '\r';
3362 break;
3363 case '\\':
3364 case '\'':
3365 case '\"':
3366 break;
3367 default:
3368 qemu_printf("unsupported escape code: '\\%c'\n", c);
3369 goto fail;
3371 if ((q - buf) < buf_size - 1) {
3372 *q++ = c;
3374 } else {
3375 if ((q - buf) < buf_size - 1) {
3376 *q++ = *p;
3378 p++;
3381 if (*p != '\"') {
3382 qemu_printf("unterminated string\n");
3383 goto fail;
3385 p++;
3386 } else {
3387 while (*p != '\0' && !qemu_isspace(*p)) {
3388 if ((q - buf) < buf_size - 1) {
3389 *q++ = *p;
3391 p++;
3394 *q = '\0';
3395 *pp = p;
3396 return 0;
3400 * Store the command-name in cmdname, and return a pointer to
3401 * the remaining of the command string.
3403 static const char *get_command_name(const char *cmdline,
3404 char *cmdname, size_t nlen)
3406 size_t len;
3407 const char *p, *pstart;
3409 p = cmdline;
3410 while (qemu_isspace(*p))
3411 p++;
3412 if (*p == '\0')
3413 return NULL;
3414 pstart = p;
3415 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3416 p++;
3417 len = p - pstart;
3418 if (len > nlen - 1)
3419 len = nlen - 1;
3420 memcpy(cmdname, pstart, len);
3421 cmdname[len] = '\0';
3422 return p;
3426 * Read key of 'type' into 'key' and return the current
3427 * 'type' pointer.
3429 static char *key_get_info(const char *type, char **key)
3431 size_t len;
3432 char *p, *str;
3434 if (*type == ',')
3435 type++;
3437 p = strchr(type, ':');
3438 if (!p) {
3439 *key = NULL;
3440 return NULL;
3442 len = p - type;
3444 str = qemu_malloc(len + 1);
3445 memcpy(str, type, len);
3446 str[len] = '\0';
3448 *key = str;
3449 return ++p;
3452 static int default_fmt_format = 'x';
3453 static int default_fmt_size = 4;
3455 #define MAX_ARGS 16
3457 static int is_valid_option(const char *c, const char *typestr)
3459 char option[3];
3461 option[0] = '-';
3462 option[1] = *c;
3463 option[2] = '\0';
3465 typestr = strstr(typestr, option);
3466 return (typestr != NULL);
3469 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3471 const mon_cmd_t *cmd;
3473 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3474 if (compare_cmd(cmdname, cmd->name)) {
3475 return cmd;
3479 return NULL;
3482 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3483 const char *cmdline,
3484 QDict *qdict)
3486 const char *p, *typestr;
3487 int c;
3488 const mon_cmd_t *cmd;
3489 char cmdname[256];
3490 char buf[1024];
3491 char *key;
3493 #ifdef DEBUG
3494 monitor_printf(mon, "command='%s'\n", cmdline);
3495 #endif
3497 /* extract the command name */
3498 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3499 if (!p)
3500 return NULL;
3502 cmd = monitor_find_command(cmdname);
3503 if (!cmd) {
3504 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3505 return NULL;
3508 /* parse the parameters */
3509 typestr = cmd->args_type;
3510 for(;;) {
3511 typestr = key_get_info(typestr, &key);
3512 if (!typestr)
3513 break;
3514 c = *typestr;
3515 typestr++;
3516 switch(c) {
3517 case 'F':
3518 case 'B':
3519 case 's':
3521 int ret;
3523 while (qemu_isspace(*p))
3524 p++;
3525 if (*typestr == '?') {
3526 typestr++;
3527 if (*p == '\0') {
3528 /* no optional string: NULL argument */
3529 break;
3532 ret = get_str(buf, sizeof(buf), &p);
3533 if (ret < 0) {
3534 switch(c) {
3535 case 'F':
3536 monitor_printf(mon, "%s: filename expected\n",
3537 cmdname);
3538 break;
3539 case 'B':
3540 monitor_printf(mon, "%s: block device name expected\n",
3541 cmdname);
3542 break;
3543 default:
3544 monitor_printf(mon, "%s: string expected\n", cmdname);
3545 break;
3547 goto fail;
3549 qdict_put(qdict, key, qstring_from_str(buf));
3551 break;
3552 case '/':
3554 int count, format, size;
3556 while (qemu_isspace(*p))
3557 p++;
3558 if (*p == '/') {
3559 /* format found */
3560 p++;
3561 count = 1;
3562 if (qemu_isdigit(*p)) {
3563 count = 0;
3564 while (qemu_isdigit(*p)) {
3565 count = count * 10 + (*p - '0');
3566 p++;
3569 size = -1;
3570 format = -1;
3571 for(;;) {
3572 switch(*p) {
3573 case 'o':
3574 case 'd':
3575 case 'u':
3576 case 'x':
3577 case 'i':
3578 case 'c':
3579 format = *p++;
3580 break;
3581 case 'b':
3582 size = 1;
3583 p++;
3584 break;
3585 case 'h':
3586 size = 2;
3587 p++;
3588 break;
3589 case 'w':
3590 size = 4;
3591 p++;
3592 break;
3593 case 'g':
3594 case 'L':
3595 size = 8;
3596 p++;
3597 break;
3598 default:
3599 goto next;
3602 next:
3603 if (*p != '\0' && !qemu_isspace(*p)) {
3604 monitor_printf(mon, "invalid char in format: '%c'\n",
3605 *p);
3606 goto fail;
3608 if (format < 0)
3609 format = default_fmt_format;
3610 if (format != 'i') {
3611 /* for 'i', not specifying a size gives -1 as size */
3612 if (size < 0)
3613 size = default_fmt_size;
3614 default_fmt_size = size;
3616 default_fmt_format = format;
3617 } else {
3618 count = 1;
3619 format = default_fmt_format;
3620 if (format != 'i') {
3621 size = default_fmt_size;
3622 } else {
3623 size = -1;
3626 qdict_put(qdict, "count", qint_from_int(count));
3627 qdict_put(qdict, "format", qint_from_int(format));
3628 qdict_put(qdict, "size", qint_from_int(size));
3630 break;
3631 case 'i':
3632 case 'l':
3633 case 'M':
3635 int64_t val;
3637 while (qemu_isspace(*p))
3638 p++;
3639 if (*typestr == '?' || *typestr == '.') {
3640 if (*typestr == '?') {
3641 if (*p == '\0') {
3642 typestr++;
3643 break;
3645 } else {
3646 if (*p == '.') {
3647 p++;
3648 while (qemu_isspace(*p))
3649 p++;
3650 } else {
3651 typestr++;
3652 break;
3655 typestr++;
3657 if (get_expr(mon, &val, &p))
3658 goto fail;
3659 /* Check if 'i' is greater than 32-bit */
3660 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3661 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3662 monitor_printf(mon, "integer is for 32-bit values\n");
3663 goto fail;
3664 } else if (c == 'M') {
3665 val <<= 20;
3667 qdict_put(qdict, key, qint_from_int(val));
3669 break;
3670 case 'b':
3671 case 'T':
3673 double val;
3675 while (qemu_isspace(*p))
3676 p++;
3677 if (*typestr == '?') {
3678 typestr++;
3679 if (*p == '\0') {
3680 break;
3683 if (get_double(mon, &val, &p) < 0) {
3684 goto fail;
3686 if (c == 'b' && *p) {
3687 switch (*p) {
3688 case 'K': case 'k':
3689 val *= 1 << 10; p++; break;
3690 case 'M': case 'm':
3691 val *= 1 << 20; p++; break;
3692 case 'G': case 'g':
3693 val *= 1 << 30; p++; break;
3696 if (c == 'T' && p[0] && p[1] == 's') {
3697 switch (*p) {
3698 case 'm':
3699 val /= 1e3; p += 2; break;
3700 case 'u':
3701 val /= 1e6; p += 2; break;
3702 case 'n':
3703 val /= 1e9; p += 2; break;
3706 if (*p && !qemu_isspace(*p)) {
3707 monitor_printf(mon, "Unknown unit suffix\n");
3708 goto fail;
3710 qdict_put(qdict, key, qfloat_from_double(val));
3712 break;
3713 case '-':
3715 const char *tmp = p;
3716 int has_option, skip_key = 0;
3717 /* option */
3719 c = *typestr++;
3720 if (c == '\0')
3721 goto bad_type;
3722 while (qemu_isspace(*p))
3723 p++;
3724 has_option = 0;
3725 if (*p == '-') {
3726 p++;
3727 if(c != *p) {
3728 if(!is_valid_option(p, typestr)) {
3730 monitor_printf(mon, "%s: unsupported option -%c\n",
3731 cmdname, *p);
3732 goto fail;
3733 } else {
3734 skip_key = 1;
3737 if(skip_key) {
3738 p = tmp;
3739 } else {
3740 p++;
3741 has_option = 1;
3744 qdict_put(qdict, key, qint_from_int(has_option));
3746 break;
3747 default:
3748 bad_type:
3749 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3750 goto fail;
3752 qemu_free(key);
3753 key = NULL;
3755 /* check that all arguments were parsed */
3756 while (qemu_isspace(*p))
3757 p++;
3758 if (*p != '\0') {
3759 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3760 cmdname);
3761 goto fail;
3764 return cmd;
3766 fail:
3767 qemu_free(key);
3768 return NULL;
3771 static void monitor_print_error(Monitor *mon)
3773 qerror_print(mon->error);
3774 QDECREF(mon->error);
3775 mon->error = NULL;
3778 static int is_async_return(const QObject *data)
3780 if (data && qobject_type(data) == QTYPE_QDICT) {
3781 return qdict_haskey(qobject_to_qdict(data), "__mon_async");
3784 return 0;
3787 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3788 const QDict *params)
3790 QObject *data = NULL;
3792 cmd->mhandler.cmd_new(mon, params, &data);
3794 if (is_async_return(data)) {
3796 * Asynchronous commands have no initial return data but they can
3797 * generate errors. Data is returned via the async completion handler.
3799 if (monitor_ctrl_mode(mon) && monitor_has_error(mon)) {
3800 monitor_protocol_emitter(mon, NULL);
3802 } else if (monitor_ctrl_mode(mon)) {
3803 /* Monitor Protocol */
3804 monitor_protocol_emitter(mon, data);
3805 } else {
3806 /* User Protocol */
3807 if (data)
3808 cmd->user_print(mon, data);
3811 qobject_decref(data);
3814 static void handle_user_command(Monitor *mon, const char *cmdline)
3816 QDict *qdict;
3817 const mon_cmd_t *cmd;
3819 qdict = qdict_new();
3821 cmd = monitor_parse_command(mon, cmdline, qdict);
3822 if (!cmd)
3823 goto out;
3825 qemu_errors_to_mon(mon);
3827 if (monitor_handler_is_async(cmd)) {
3828 user_async_cmd_handler(mon, cmd, qdict);
3829 } else if (monitor_handler_ported(cmd)) {
3830 monitor_call_handler(mon, cmd, qdict);
3831 } else {
3832 cmd->mhandler.cmd(mon, qdict);
3835 if (monitor_has_error(mon))
3836 monitor_print_error(mon);
3838 qemu_errors_to_previous();
3840 out:
3841 QDECREF(qdict);
3844 static void cmd_completion(const char *name, const char *list)
3846 const char *p, *pstart;
3847 char cmd[128];
3848 int len;
3850 p = list;
3851 for(;;) {
3852 pstart = p;
3853 p = strchr(p, '|');
3854 if (!p)
3855 p = pstart + strlen(pstart);
3856 len = p - pstart;
3857 if (len > sizeof(cmd) - 2)
3858 len = sizeof(cmd) - 2;
3859 memcpy(cmd, pstart, len);
3860 cmd[len] = '\0';
3861 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3862 readline_add_completion(cur_mon->rs, cmd);
3864 if (*p == '\0')
3865 break;
3866 p++;
3870 static void file_completion(const char *input)
3872 DIR *ffs;
3873 struct dirent *d;
3874 char path[1024];
3875 char file[1024], file_prefix[1024];
3876 int input_path_len;
3877 const char *p;
3879 p = strrchr(input, '/');
3880 if (!p) {
3881 input_path_len = 0;
3882 pstrcpy(file_prefix, sizeof(file_prefix), input);
3883 pstrcpy(path, sizeof(path), ".");
3884 } else {
3885 input_path_len = p - input + 1;
3886 memcpy(path, input, input_path_len);
3887 if (input_path_len > sizeof(path) - 1)
3888 input_path_len = sizeof(path) - 1;
3889 path[input_path_len] = '\0';
3890 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3892 #ifdef DEBUG_COMPLETION
3893 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3894 input, path, file_prefix);
3895 #endif
3896 ffs = opendir(path);
3897 if (!ffs)
3898 return;
3899 for(;;) {
3900 struct stat sb;
3901 d = readdir(ffs);
3902 if (!d)
3903 break;
3904 if (strstart(d->d_name, file_prefix, NULL)) {
3905 memcpy(file, input, input_path_len);
3906 if (input_path_len < sizeof(file))
3907 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3908 d->d_name);
3909 /* stat the file to find out if it's a directory.
3910 * In that case add a slash to speed up typing long paths
3912 stat(file, &sb);
3913 if(S_ISDIR(sb.st_mode))
3914 pstrcat(file, sizeof(file), "/");
3915 readline_add_completion(cur_mon->rs, file);
3918 closedir(ffs);
3921 static void block_completion_it(void *opaque, BlockDriverState *bs)
3923 const char *name = bdrv_get_device_name(bs);
3924 const char *input = opaque;
3926 if (input[0] == '\0' ||
3927 !strncmp(name, (char *)input, strlen(input))) {
3928 readline_add_completion(cur_mon->rs, name);
3932 /* NOTE: this parser is an approximate form of the real command parser */
3933 static void parse_cmdline(const char *cmdline,
3934 int *pnb_args, char **args)
3936 const char *p;
3937 int nb_args, ret;
3938 char buf[1024];
3940 p = cmdline;
3941 nb_args = 0;
3942 for(;;) {
3943 while (qemu_isspace(*p))
3944 p++;
3945 if (*p == '\0')
3946 break;
3947 if (nb_args >= MAX_ARGS)
3948 break;
3949 ret = get_str(buf, sizeof(buf), &p);
3950 args[nb_args] = qemu_strdup(buf);
3951 nb_args++;
3952 if (ret < 0)
3953 break;
3955 *pnb_args = nb_args;
3958 static const char *next_arg_type(const char *typestr)
3960 const char *p = strchr(typestr, ':');
3961 return (p != NULL ? ++p : typestr);
3964 static void monitor_find_completion(const char *cmdline)
3966 const char *cmdname;
3967 char *args[MAX_ARGS];
3968 int nb_args, i, len;
3969 const char *ptype, *str;
3970 const mon_cmd_t *cmd;
3971 const KeyDef *key;
3973 parse_cmdline(cmdline, &nb_args, args);
3974 #ifdef DEBUG_COMPLETION
3975 for(i = 0; i < nb_args; i++) {
3976 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3978 #endif
3980 /* if the line ends with a space, it means we want to complete the
3981 next arg */
3982 len = strlen(cmdline);
3983 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3984 if (nb_args >= MAX_ARGS)
3985 return;
3986 args[nb_args++] = qemu_strdup("");
3988 if (nb_args <= 1) {
3989 /* command completion */
3990 if (nb_args == 0)
3991 cmdname = "";
3992 else
3993 cmdname = args[0];
3994 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3995 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3996 cmd_completion(cmdname, cmd->name);
3998 } else {
3999 /* find the command */
4000 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
4001 if (compare_cmd(args[0], cmd->name))
4002 goto found;
4004 return;
4005 found:
4006 ptype = next_arg_type(cmd->args_type);
4007 for(i = 0; i < nb_args - 2; i++) {
4008 if (*ptype != '\0') {
4009 ptype = next_arg_type(ptype);
4010 while (*ptype == '?')
4011 ptype = next_arg_type(ptype);
4014 str = args[nb_args - 1];
4015 if (*ptype == '-' && ptype[1] != '\0') {
4016 ptype += 2;
4018 switch(*ptype) {
4019 case 'F':
4020 /* file completion */
4021 readline_set_completion_index(cur_mon->rs, strlen(str));
4022 file_completion(str);
4023 break;
4024 case 'B':
4025 /* block device name completion */
4026 readline_set_completion_index(cur_mon->rs, strlen(str));
4027 bdrv_iterate(block_completion_it, (void *)str);
4028 break;
4029 case 's':
4030 /* XXX: more generic ? */
4031 if (!strcmp(cmd->name, "info")) {
4032 readline_set_completion_index(cur_mon->rs, strlen(str));
4033 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
4034 cmd_completion(str, cmd->name);
4036 } else if (!strcmp(cmd->name, "sendkey")) {
4037 char *sep = strrchr(str, '-');
4038 if (sep)
4039 str = sep + 1;
4040 readline_set_completion_index(cur_mon->rs, strlen(str));
4041 for(key = key_defs; key->name != NULL; key++) {
4042 cmd_completion(str, key->name);
4044 } else if (!strcmp(cmd->name, "help|?")) {
4045 readline_set_completion_index(cur_mon->rs, strlen(str));
4046 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
4047 cmd_completion(str, cmd->name);
4050 break;
4051 default:
4052 break;
4055 for(i = 0; i < nb_args; i++)
4056 qemu_free(args[i]);
4059 static int monitor_can_read(void *opaque)
4061 Monitor *mon = opaque;
4063 return (mon->suspend_cnt == 0) ? 1 : 0;
4066 typedef struct CmdArgs {
4067 QString *name;
4068 int type;
4069 int flag;
4070 int optional;
4071 } CmdArgs;
4073 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
4075 if (!cmd_args->optional) {
4076 qemu_error_new(QERR_MISSING_PARAMETER, name);
4077 return -1;
4080 if (cmd_args->type == '-') {
4081 /* handlers expect a value, they need to be changed */
4082 qdict_put(args, name, qint_from_int(0));
4085 return 0;
4088 static int check_arg(const CmdArgs *cmd_args, QDict *args)
4090 QObject *value;
4091 const char *name;
4093 name = qstring_get_str(cmd_args->name);
4095 if (!args) {
4096 return check_opt(cmd_args, name, args);
4099 value = qdict_get(args, name);
4100 if (!value) {
4101 return check_opt(cmd_args, name, args);
4104 switch (cmd_args->type) {
4105 case 'F':
4106 case 'B':
4107 case 's':
4108 if (qobject_type(value) != QTYPE_QSTRING) {
4109 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
4110 return -1;
4112 break;
4113 case '/': {
4114 int i;
4115 const char *keys[] = { "count", "format", "size", NULL };
4117 for (i = 0; keys[i]; i++) {
4118 QObject *obj = qdict_get(args, keys[i]);
4119 if (!obj) {
4120 qemu_error_new(QERR_MISSING_PARAMETER, name);
4121 return -1;
4123 if (qobject_type(obj) != QTYPE_QINT) {
4124 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
4125 return -1;
4128 break;
4130 case 'i':
4131 case 'l':
4132 case 'M':
4133 if (qobject_type(value) != QTYPE_QINT) {
4134 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
4135 return -1;
4137 break;
4138 case 'b':
4139 case 'T':
4140 if (qobject_type(value) != QTYPE_QINT && qobject_type(value) != QTYPE_QFLOAT) {
4141 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "number");
4142 return -1;
4144 break;
4145 case '-':
4146 if (qobject_type(value) != QTYPE_QINT &&
4147 qobject_type(value) != QTYPE_QBOOL) {
4148 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
4149 return -1;
4151 if (qobject_type(value) == QTYPE_QBOOL) {
4152 /* handlers expect a QInt, they need to be changed */
4153 qdict_put(args, name,
4154 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
4156 break;
4157 default:
4158 /* impossible */
4159 abort();
4162 return 0;
4165 static void cmd_args_init(CmdArgs *cmd_args)
4167 cmd_args->name = qstring_new();
4168 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
4172 * This is not trivial, we have to parse Monitor command's argument
4173 * type syntax to be able to check the arguments provided by clients.
4175 * In the near future we will be using an array for that and will be
4176 * able to drop all this parsing...
4178 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
4180 int err;
4181 const char *p;
4182 CmdArgs cmd_args;
4184 if (cmd->args_type == NULL) {
4185 return (qdict_size(args) == 0 ? 0 : -1);
4188 err = 0;
4189 cmd_args_init(&cmd_args);
4191 for (p = cmd->args_type;; p++) {
4192 if (*p == ':') {
4193 cmd_args.type = *++p;
4194 p++;
4195 if (cmd_args.type == '-') {
4196 cmd_args.flag = *p++;
4197 cmd_args.optional = 1;
4198 } else if (*p == '?') {
4199 cmd_args.optional = 1;
4200 p++;
4203 assert(*p == ',' || *p == '\0');
4204 err = check_arg(&cmd_args, args);
4206 QDECREF(cmd_args.name);
4207 cmd_args_init(&cmd_args);
4209 if (err < 0) {
4210 break;
4212 } else {
4213 qstring_append_chr(cmd_args.name, *p);
4216 if (*p == '\0') {
4217 break;
4221 QDECREF(cmd_args.name);
4222 return err;
4225 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
4227 int err;
4228 QObject *obj;
4229 QDict *input, *args;
4230 const mon_cmd_t *cmd;
4231 Monitor *mon = cur_mon;
4232 const char *cmd_name, *info_item;
4234 args = NULL;
4235 qemu_errors_to_mon(mon);
4237 obj = json_parser_parse(tokens, NULL);
4238 if (!obj) {
4239 // FIXME: should be triggered in json_parser_parse()
4240 qemu_error_new(QERR_JSON_PARSING);
4241 goto err_out;
4242 } else if (qobject_type(obj) != QTYPE_QDICT) {
4243 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
4244 qobject_decref(obj);
4245 goto err_out;
4248 input = qobject_to_qdict(obj);
4250 mon->mc->id = qdict_get(input, "id");
4251 qobject_incref(mon->mc->id);
4253 obj = qdict_get(input, "execute");
4254 if (!obj) {
4255 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4256 goto err_input;
4257 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4258 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
4259 goto err_input;
4262 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4265 * XXX: We need this special case until we get info handlers
4266 * converted into 'query-' commands
4268 if (compare_cmd(cmd_name, "info")) {
4269 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4270 goto err_input;
4271 } else if (strstart(cmd_name, "query-", &info_item)) {
4272 cmd = monitor_find_command("info");
4273 qdict_put_obj(input, "arguments",
4274 qobject_from_jsonf("{ 'item': %s }", info_item));
4275 } else {
4276 cmd = monitor_find_command(cmd_name);
4277 if (!cmd || !monitor_handler_ported(cmd)) {
4278 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4279 goto err_input;
4283 obj = qdict_get(input, "arguments");
4284 if (!obj) {
4285 args = qdict_new();
4286 } else {
4287 args = qobject_to_qdict(obj);
4288 QINCREF(args);
4291 QDECREF(input);
4293 err = monitor_check_qmp_args(cmd, args);
4294 if (err < 0) {
4295 goto err_out;
4298 if (monitor_handler_is_async(cmd)) {
4299 qmp_async_cmd_handler(mon, cmd, args);
4300 } else {
4301 monitor_call_handler(mon, cmd, args);
4303 goto out;
4305 err_input:
4306 QDECREF(input);
4307 err_out:
4308 monitor_protocol_emitter(mon, NULL);
4309 out:
4310 QDECREF(args);
4311 qemu_errors_to_previous();
4315 * monitor_control_read(): Read and handle QMP input
4317 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4319 Monitor *old_mon = cur_mon;
4321 cur_mon = opaque;
4323 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4325 cur_mon = old_mon;
4328 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4330 Monitor *old_mon = cur_mon;
4331 int i;
4333 cur_mon = opaque;
4335 if (cur_mon->rs) {
4336 for (i = 0; i < size; i++)
4337 readline_handle_byte(cur_mon->rs, buf[i]);
4338 } else {
4339 if (size == 0 || buf[size - 1] != 0)
4340 monitor_printf(cur_mon, "corrupted command\n");
4341 else
4342 handle_user_command(cur_mon, (char *)buf);
4345 cur_mon = old_mon;
4348 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4350 monitor_suspend(mon);
4351 handle_user_command(mon, cmdline);
4352 monitor_resume(mon);
4355 int monitor_suspend(Monitor *mon)
4357 if (!mon->rs)
4358 return -ENOTTY;
4359 mon->suspend_cnt++;
4360 return 0;
4363 void monitor_resume(Monitor *mon)
4365 if (!mon->rs)
4366 return;
4367 if (--mon->suspend_cnt == 0)
4368 readline_show_prompt(mon->rs);
4372 * monitor_control_event(): Print QMP gretting
4374 static void monitor_control_event(void *opaque, int event)
4376 if (event == CHR_EVENT_OPENED) {
4377 QObject *data;
4378 Monitor *mon = opaque;
4380 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4382 data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
4383 assert(data != NULL);
4385 monitor_json_emitter(mon, data);
4386 qobject_decref(data);
4390 static void monitor_event(void *opaque, int event)
4392 Monitor *mon = opaque;
4394 switch (event) {
4395 case CHR_EVENT_MUX_IN:
4396 mon->mux_out = 0;
4397 if (mon->reset_seen) {
4398 readline_restart(mon->rs);
4399 monitor_resume(mon);
4400 monitor_flush(mon);
4401 } else {
4402 mon->suspend_cnt = 0;
4404 break;
4406 case CHR_EVENT_MUX_OUT:
4407 if (mon->reset_seen) {
4408 if (mon->suspend_cnt == 0) {
4409 monitor_printf(mon, "\n");
4411 monitor_flush(mon);
4412 monitor_suspend(mon);
4413 } else {
4414 mon->suspend_cnt++;
4416 mon->mux_out = 1;
4417 break;
4419 case CHR_EVENT_OPENED:
4420 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4421 "information\n", QEMU_VERSION);
4422 if (!mon->mux_out) {
4423 readline_show_prompt(mon->rs);
4425 mon->reset_seen = 1;
4426 break;
4432 * Local variables:
4433 * c-indent-level: 4
4434 * c-basic-offset: 4
4435 * tab-width: 8
4436 * End:
4439 void monitor_init(CharDriverState *chr, int flags)
4441 static int is_first_init = 1;
4442 Monitor *mon;
4444 if (is_first_init) {
4445 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4446 is_first_init = 0;
4449 mon = qemu_mallocz(sizeof(*mon));
4451 mon->chr = chr;
4452 mon->flags = flags;
4453 if (flags & MONITOR_USE_READLINE) {
4454 mon->rs = readline_init(mon, monitor_find_completion);
4455 monitor_read_command(mon, 0);
4458 if (monitor_ctrl_mode(mon)) {
4459 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4460 /* Control mode requires special handlers */
4461 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4462 monitor_control_event, mon);
4463 } else {
4464 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4465 monitor_event, mon);
4468 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4469 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4470 cur_mon = mon;
4473 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4475 BlockDriverState *bs = opaque;
4476 int ret = 0;
4478 if (bdrv_set_key(bs, password) != 0) {
4479 monitor_printf(mon, "invalid password\n");
4480 ret = -EPERM;
4482 if (mon->password_completion_cb)
4483 mon->password_completion_cb(mon->password_opaque, ret);
4485 monitor_read_command(mon, 1);
4488 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4489 BlockDriverCompletionFunc *completion_cb,
4490 void *opaque)
4492 int err;
4494 if (!bdrv_key_required(bs)) {
4495 if (completion_cb)
4496 completion_cb(opaque, 0);
4497 return;
4500 if (monitor_ctrl_mode(mon)) {
4501 qemu_error_new(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4502 return;
4505 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4506 bdrv_get_encrypted_filename(bs));
4508 mon->password_completion_cb = completion_cb;
4509 mon->password_opaque = opaque;
4511 err = monitor_read_password(mon, bdrv_password_cb, bs);
4513 if (err && completion_cb)
4514 completion_cb(opaque, err);
4517 typedef struct QemuErrorSink QemuErrorSink;
4518 struct QemuErrorSink {
4519 enum {
4520 ERR_SINK_FILE,
4521 ERR_SINK_MONITOR,
4522 } dest;
4523 union {
4524 FILE *fp;
4525 Monitor *mon;
4527 QemuErrorSink *previous;
4530 static QemuErrorSink *qemu_error_sink;
4532 void qemu_errors_to_file(FILE *fp)
4534 QemuErrorSink *sink;
4536 sink = qemu_mallocz(sizeof(*sink));
4537 sink->dest = ERR_SINK_FILE;
4538 sink->fp = fp;
4539 sink->previous = qemu_error_sink;
4540 qemu_error_sink = sink;
4543 void qemu_errors_to_mon(Monitor *mon)
4545 QemuErrorSink *sink;
4547 sink = qemu_mallocz(sizeof(*sink));
4548 sink->dest = ERR_SINK_MONITOR;
4549 sink->mon = mon;
4550 sink->previous = qemu_error_sink;
4551 qemu_error_sink = sink;
4554 void qemu_errors_to_previous(void)
4556 QemuErrorSink *sink;
4558 assert(qemu_error_sink != NULL);
4559 sink = qemu_error_sink;
4560 qemu_error_sink = sink->previous;
4561 qemu_free(sink);
4564 void qemu_error(const char *fmt, ...)
4566 va_list args;
4568 assert(qemu_error_sink != NULL);
4569 switch (qemu_error_sink->dest) {
4570 case ERR_SINK_FILE:
4571 va_start(args, fmt);
4572 vfprintf(qemu_error_sink->fp, fmt, args);
4573 va_end(args);
4574 break;
4575 case ERR_SINK_MONITOR:
4576 va_start(args, fmt);
4577 monitor_vprintf(qemu_error_sink->mon, fmt, args);
4578 va_end(args);
4579 break;
4583 void qemu_error_internal(const char *file, int linenr, const char *func,
4584 const char *fmt, ...)
4586 va_list va;
4587 QError *qerror;
4589 assert(qemu_error_sink != NULL);
4591 va_start(va, fmt);
4592 qerror = qerror_from_info(file, linenr, func, fmt, &va);
4593 va_end(va);
4595 switch (qemu_error_sink->dest) {
4596 case ERR_SINK_FILE:
4597 qerror_print(qerror);
4598 QDECREF(qerror);
4599 break;
4600 case ERR_SINK_MONITOR:
4601 assert(qemu_error_sink->mon->error == NULL);
4602 qemu_error_sink->mon->error = qerror;
4603 break;