KVM: Request setting of nmi_pending and sipi_vector
[qemu.git] / monitor.c
blobff22123693b76e2be61275bc6665c1c818d6232c
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 default:
392 abort();
393 break;
396 qmp = qdict_new();
397 timestamp_put(qmp);
398 qdict_put(qmp, "event", qstring_from_str(event_name));
399 if (data) {
400 qobject_incref(data);
401 qdict_put_obj(qmp, "data", data);
404 QLIST_FOREACH(mon, &mon_list, entry) {
405 if (monitor_ctrl_mode(mon)) {
406 monitor_json_emitter(mon, QOBJECT(qmp));
409 QDECREF(qmp);
412 static int compare_cmd(const char *name, const char *list)
414 const char *p, *pstart;
415 int len;
416 len = strlen(name);
417 p = list;
418 for(;;) {
419 pstart = p;
420 p = strchr(p, '|');
421 if (!p)
422 p = pstart + strlen(pstart);
423 if ((p - pstart) == len && !memcmp(pstart, name, len))
424 return 1;
425 if (*p == '\0')
426 break;
427 p++;
429 return 0;
432 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
433 const char *prefix, const char *name)
435 const mon_cmd_t *cmd;
437 for(cmd = cmds; cmd->name != NULL; cmd++) {
438 if (!name || !strcmp(name, cmd->name))
439 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
440 cmd->params, cmd->help);
444 static void help_cmd(Monitor *mon, const char *name)
446 if (name && !strcmp(name, "info")) {
447 help_cmd_dump(mon, info_cmds, "info ", NULL);
448 } else {
449 help_cmd_dump(mon, mon_cmds, "", name);
450 if (name && !strcmp(name, "log")) {
451 const CPULogItem *item;
452 monitor_printf(mon, "Log items (comma separated):\n");
453 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
454 for(item = cpu_log_items; item->mask != 0; item++) {
455 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
461 static void do_help_cmd(Monitor *mon, const QDict *qdict)
463 help_cmd(mon, qdict_get_try_str(qdict, "name"));
466 static void do_commit(Monitor *mon, const QDict *qdict)
468 int all_devices;
469 DriveInfo *dinfo;
470 const char *device = qdict_get_str(qdict, "device");
472 all_devices = !strcmp(device, "all");
473 QTAILQ_FOREACH(dinfo, &drives, next) {
474 if (!all_devices)
475 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
476 continue;
477 bdrv_commit(dinfo->bdrv);
481 static void user_monitor_complete(void *opaque, QObject *ret_data)
483 MonitorCompletionData *data = (MonitorCompletionData *)opaque;
485 if (ret_data) {
486 data->user_print(data->mon, ret_data);
488 monitor_resume(data->mon);
489 qemu_free(data);
492 static void qmp_monitor_complete(void *opaque, QObject *ret_data)
494 monitor_protocol_emitter(opaque, ret_data);
497 static void qmp_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
498 const QDict *params)
500 cmd->mhandler.cmd_async(mon, params, qmp_monitor_complete, mon);
503 static void qmp_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
505 cmd->mhandler.info_async(mon, qmp_monitor_complete, mon);
508 static void user_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
509 const QDict *params)
511 int ret;
513 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
514 cb_data->mon = mon;
515 cb_data->user_print = cmd->user_print;
516 monitor_suspend(mon);
517 ret = cmd->mhandler.cmd_async(mon, params,
518 user_monitor_complete, cb_data);
519 if (ret < 0) {
520 monitor_resume(mon);
521 qemu_free(cb_data);
525 static void user_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
527 int ret;
529 MonitorCompletionData *cb_data = qemu_malloc(sizeof(*cb_data));
530 cb_data->mon = mon;
531 cb_data->user_print = cmd->user_print;
532 monitor_suspend(mon);
533 ret = cmd->mhandler.info_async(mon, user_monitor_complete, cb_data);
534 if (ret < 0) {
535 monitor_resume(mon);
536 qemu_free(cb_data);
540 static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
542 const mon_cmd_t *cmd;
543 const char *item = qdict_get_try_str(qdict, "item");
545 if (!item) {
546 assert(monitor_ctrl_mode(mon) == 0);
547 goto help;
550 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
551 if (compare_cmd(item, cmd->name))
552 break;
555 if (cmd->name == NULL) {
556 if (monitor_ctrl_mode(mon)) {
557 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
558 return;
560 goto help;
563 if (monitor_handler_is_async(cmd)) {
564 if (monitor_ctrl_mode(mon)) {
565 qmp_async_info_handler(mon, cmd);
566 } else {
567 user_async_info_handler(mon, cmd);
570 * Indicate that this command is asynchronous and will not return any
571 * data (not even empty). Instead, the data will be returned via a
572 * completion callback.
574 *ret_data = qobject_from_jsonf("{ '__mon_async': 'return' }");
575 } else if (monitor_handler_ported(cmd)) {
576 cmd->mhandler.info_new(mon, ret_data);
578 if (!monitor_ctrl_mode(mon)) {
580 * User Protocol function is called here, Monitor Protocol is
581 * handled by monitor_call_handler()
583 if (*ret_data)
584 cmd->user_print(mon, *ret_data);
586 } else {
587 if (monitor_ctrl_mode(mon)) {
588 /* handler not converted yet */
589 qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
590 } else {
591 cmd->mhandler.info(mon);
595 return;
597 help:
598 help_cmd(mon, "info");
601 static void do_info_version_print(Monitor *mon, const QObject *data)
603 QDict *qdict;
605 qdict = qobject_to_qdict(data);
607 monitor_printf(mon, "%s%s\n", qdict_get_str(qdict, "qemu"),
608 qdict_get_str(qdict, "package"));
612 * do_info_version(): Show QEMU version
614 * Return a QDict with the following information:
616 * - "qemu": QEMU's version
617 * - "package": package's version
619 * Example:
621 * { "qemu": "0.11.50", "package": "" }
623 static void do_info_version(Monitor *mon, QObject **ret_data)
625 *ret_data = qobject_from_jsonf("{ 'qemu': %s, 'package': %s }",
626 QEMU_VERSION, QEMU_PKGVERSION);
629 static void do_info_name_print(Monitor *mon, const QObject *data)
631 QDict *qdict;
633 qdict = qobject_to_qdict(data);
634 if (qdict_size(qdict) == 0) {
635 return;
638 monitor_printf(mon, "%s\n", qdict_get_str(qdict, "name"));
642 * do_info_name(): Show VM name
644 * Return a QDict with the following information:
646 * - "name": VM's name (optional)
648 * Example:
650 * { "name": "qemu-name" }
652 static void do_info_name(Monitor *mon, QObject **ret_data)
654 *ret_data = qemu_name ? qobject_from_jsonf("{'name': %s }", qemu_name) :
655 qobject_from_jsonf("{}");
658 static QObject *get_cmd_dict(const char *name)
660 const char *p;
662 /* Remove '|' from some commands */
663 p = strchr(name, '|');
664 if (p) {
665 p++;
666 } else {
667 p = name;
670 return qobject_from_jsonf("{ 'name': %s }", p);
674 * do_info_commands(): List QMP available commands
676 * Each command is represented by a QDict, the returned QObject is a QList
677 * of all commands.
679 * The QDict contains:
681 * - "name": command's name
683 * Example:
685 * { [ { "name": "query-balloon" }, { "name": "system_powerdown" } ] }
687 static void do_info_commands(Monitor *mon, QObject **ret_data)
689 QList *cmd_list;
690 const mon_cmd_t *cmd;
692 cmd_list = qlist_new();
694 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
695 if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
696 qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
700 for (cmd = info_cmds; cmd->name != NULL; cmd++) {
701 if (monitor_handler_ported(cmd)) {
702 char buf[128];
703 snprintf(buf, sizeof(buf), "query-%s", cmd->name);
704 qlist_append_obj(cmd_list, get_cmd_dict(buf));
708 *ret_data = QOBJECT(cmd_list);
711 #if defined(TARGET_I386)
712 static void do_info_hpet_print(Monitor *mon, const QObject *data)
714 monitor_printf(mon, "HPET is %s by QEMU\n",
715 qdict_get_bool(qobject_to_qdict(data), "enabled") ?
716 "enabled" : "disabled");
720 * do_info_hpet(): Show HPET state
722 * Return a QDict with the following information:
724 * - "enabled": true if hpet if enabled, false otherwise
726 * Example:
728 * { "enabled": true }
730 static void do_info_hpet(Monitor *mon, QObject **ret_data)
732 *ret_data = qobject_from_jsonf("{ 'enabled': %i }", !no_hpet);
734 #endif
736 static void do_info_uuid_print(Monitor *mon, const QObject *data)
738 monitor_printf(mon, "%s\n", qdict_get_str(qobject_to_qdict(data), "UUID"));
742 * do_info_uuid(): Show VM UUID
744 * Return a QDict with the following information:
746 * - "UUID": Universally Unique Identifier
748 * Example:
750 * { "UUID": "550e8400-e29b-41d4-a716-446655440000" }
752 static void do_info_uuid(Monitor *mon, QObject **ret_data)
754 char uuid[64];
756 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
757 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
758 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
759 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
760 qemu_uuid[14], qemu_uuid[15]);
761 *ret_data = qobject_from_jsonf("{ 'UUID': %s }", uuid);
764 /* get the current CPU defined by the user */
765 static int mon_set_cpu(int cpu_index)
767 CPUState *env;
769 for(env = first_cpu; env != NULL; env = env->next_cpu) {
770 if (env->cpu_index == cpu_index) {
771 cur_mon->mon_cpu = env;
772 return 0;
775 return -1;
778 static CPUState *mon_get_cpu(void)
780 if (!cur_mon->mon_cpu) {
781 mon_set_cpu(0);
783 cpu_synchronize_state(cur_mon->mon_cpu);
784 return cur_mon->mon_cpu;
787 static void do_info_registers(Monitor *mon)
789 CPUState *env;
790 env = mon_get_cpu();
791 #ifdef TARGET_I386
792 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
793 X86_DUMP_FPU);
794 #else
795 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
797 #endif
800 static void print_cpu_iter(QObject *obj, void *opaque)
802 QDict *cpu;
803 int active = ' ';
804 Monitor *mon = opaque;
806 assert(qobject_type(obj) == QTYPE_QDICT);
807 cpu = qobject_to_qdict(obj);
809 if (qdict_get_bool(cpu, "current")) {
810 active = '*';
813 monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
815 #if defined(TARGET_I386)
816 monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
817 (target_ulong) qdict_get_int(cpu, "pc"));
818 #elif defined(TARGET_PPC)
819 monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
820 (target_long) qdict_get_int(cpu, "nip"));
821 #elif defined(TARGET_SPARC)
822 monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
823 (target_long) qdict_get_int(cpu, "pc"));
824 monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
825 (target_long) qdict_get_int(cpu, "npc"));
826 #elif defined(TARGET_MIPS)
827 monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
828 (target_long) qdict_get_int(cpu, "PC"));
829 #endif
831 if (qdict_get_bool(cpu, "halted")) {
832 monitor_printf(mon, " (halted)");
835 monitor_printf(mon, "\n");
838 static void monitor_print_cpus(Monitor *mon, const QObject *data)
840 QList *cpu_list;
842 assert(qobject_type(data) == QTYPE_QLIST);
843 cpu_list = qobject_to_qlist(data);
844 qlist_iter(cpu_list, print_cpu_iter, mon);
848 * do_info_cpus(): Show CPU information
850 * Return a QList. Each CPU is represented by a QDict, which contains:
852 * - "cpu": CPU index
853 * - "current": true if this is the current CPU, false otherwise
854 * - "halted": true if the cpu is halted, false otherwise
855 * - Current program counter. The key's name depends on the architecture:
856 * "pc": i386/x86)64
857 * "nip": PPC
858 * "pc" and "npc": sparc
859 * "PC": mips
861 * Example:
863 * [ { "CPU": 0, "current": true, "halted": false, "pc": 3227107138 },
864 * { "CPU": 1, "current": false, "halted": true, "pc": 7108165 } ]
866 static void do_info_cpus(Monitor *mon, QObject **ret_data)
868 CPUState *env;
869 QList *cpu_list;
871 cpu_list = qlist_new();
873 /* just to set the default cpu if not already done */
874 mon_get_cpu();
876 for(env = first_cpu; env != NULL; env = env->next_cpu) {
877 QDict *cpu;
878 QObject *obj;
880 cpu_synchronize_state(env);
882 obj = qobject_from_jsonf("{ 'CPU': %d, 'current': %i, 'halted': %i }",
883 env->cpu_index, env == mon->mon_cpu,
884 env->halted);
885 assert(obj != NULL);
887 cpu = qobject_to_qdict(obj);
889 #if defined(TARGET_I386)
890 qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
891 #elif defined(TARGET_PPC)
892 qdict_put(cpu, "nip", qint_from_int(env->nip));
893 #elif defined(TARGET_SPARC)
894 qdict_put(cpu, "pc", qint_from_int(env->pc));
895 qdict_put(cpu, "npc", qint_from_int(env->npc));
896 #elif defined(TARGET_MIPS)
897 qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
898 #endif
900 qlist_append(cpu_list, cpu);
903 *ret_data = QOBJECT(cpu_list);
906 static void do_cpu_set(Monitor *mon, const QDict *qdict, QObject **ret_data)
908 int index = qdict_get_int(qdict, "index");
909 if (mon_set_cpu(index) < 0)
910 qemu_error_new(QERR_INVALID_PARAMETER, "index");
913 static void do_info_jit(Monitor *mon)
915 dump_exec_info((FILE *)mon, monitor_fprintf);
918 static void do_info_history(Monitor *mon)
920 int i;
921 const char *str;
923 if (!mon->rs)
924 return;
925 i = 0;
926 for(;;) {
927 str = readline_get_history(mon->rs, i);
928 if (!str)
929 break;
930 monitor_printf(mon, "%d: '%s'\n", i, str);
931 i++;
935 #if defined(TARGET_PPC)
936 /* XXX: not implemented in other targets */
937 static void do_info_cpu_stats(Monitor *mon)
939 CPUState *env;
941 env = mon_get_cpu();
942 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
944 #endif
947 * do_quit(): Quit QEMU execution
949 static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
951 exit(0);
954 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
956 if (bdrv_is_inserted(bs)) {
957 if (!force) {
958 if (!bdrv_is_removable(bs)) {
959 qemu_error_new(QERR_DEVICE_NOT_REMOVABLE,
960 bdrv_get_device_name(bs));
961 return -1;
963 if (bdrv_is_locked(bs)) {
964 qemu_error_new(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
965 return -1;
968 bdrv_close(bs);
970 return 0;
973 static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
975 BlockDriverState *bs;
976 int force = qdict_get_int(qdict, "force");
977 const char *filename = qdict_get_str(qdict, "device");
979 bs = bdrv_find(filename);
980 if (!bs) {
981 qemu_error_new(QERR_DEVICE_NOT_FOUND, filename);
982 return;
984 eject_device(mon, bs, force);
987 static void do_block_set_passwd(Monitor *mon, const QDict *qdict,
988 QObject **ret_data)
990 BlockDriverState *bs;
992 bs = bdrv_find(qdict_get_str(qdict, "device"));
993 if (!bs) {
994 qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
995 return;
998 if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
999 qemu_error_new(QERR_INVALID_PASSWORD);
1003 static void do_change_block(Monitor *mon, const char *device,
1004 const char *filename, const char *fmt)
1006 BlockDriverState *bs;
1007 BlockDriver *drv = NULL;
1009 bs = bdrv_find(device);
1010 if (!bs) {
1011 qemu_error_new(QERR_DEVICE_NOT_FOUND, device);
1012 return;
1014 if (fmt) {
1015 drv = bdrv_find_whitelisted_format(fmt);
1016 if (!drv) {
1017 qemu_error_new(QERR_INVALID_BLOCK_FORMAT, fmt);
1018 return;
1021 if (eject_device(mon, bs, 0) < 0)
1022 return;
1023 bdrv_open2(bs, filename, BDRV_O_RDWR, drv);
1024 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
1027 static void change_vnc_password(const char *password)
1029 if (vnc_display_password(NULL, password) < 0)
1030 qemu_error_new(QERR_SET_PASSWD_FAILED);
1034 static void change_vnc_password_cb(Monitor *mon, const char *password,
1035 void *opaque)
1037 change_vnc_password(password);
1038 monitor_read_command(mon, 1);
1041 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
1043 if (strcmp(target, "passwd") == 0 ||
1044 strcmp(target, "password") == 0) {
1045 if (arg) {
1046 char password[9];
1047 strncpy(password, arg, sizeof(password));
1048 password[sizeof(password) - 1] = '\0';
1049 change_vnc_password(password);
1050 } else {
1051 monitor_read_password(mon, change_vnc_password_cb, NULL);
1053 } else {
1054 if (vnc_display_open(NULL, target) < 0)
1055 qemu_error_new(QERR_VNC_SERVER_FAILED, target);
1060 * do_change(): Change a removable medium, or VNC configuration
1062 static void do_change(Monitor *mon, const QDict *qdict, QObject **ret_data)
1064 const char *device = qdict_get_str(qdict, "device");
1065 const char *target = qdict_get_str(qdict, "target");
1066 const char *arg = qdict_get_try_str(qdict, "arg");
1067 if (strcmp(device, "vnc") == 0) {
1068 do_change_vnc(mon, target, arg);
1069 } else {
1070 do_change_block(mon, device, target, arg);
1074 static void do_screen_dump(Monitor *mon, const QDict *qdict)
1076 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
1079 static void do_logfile(Monitor *mon, const QDict *qdict)
1081 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
1084 static void do_log(Monitor *mon, const QDict *qdict)
1086 int mask;
1087 const char *items = qdict_get_str(qdict, "items");
1089 if (!strcmp(items, "none")) {
1090 mask = 0;
1091 } else {
1092 mask = cpu_str_to_log_mask(items);
1093 if (!mask) {
1094 help_cmd(mon, "log");
1095 return;
1098 cpu_set_log(mask);
1101 static void do_singlestep(Monitor *mon, const QDict *qdict)
1103 const char *option = qdict_get_try_str(qdict, "option");
1104 if (!option || !strcmp(option, "on")) {
1105 singlestep = 1;
1106 } else if (!strcmp(option, "off")) {
1107 singlestep = 0;
1108 } else {
1109 monitor_printf(mon, "unexpected option %s\n", option);
1114 * do_stop(): Stop VM execution
1116 static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
1118 vm_stop(EXCP_INTERRUPT);
1121 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
1123 struct bdrv_iterate_context {
1124 Monitor *mon;
1125 int err;
1129 * do_cont(): Resume emulation.
1131 static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
1133 struct bdrv_iterate_context context = { mon, 0 };
1135 bdrv_iterate(encrypted_bdrv_it, &context);
1136 /* only resume the vm if all keys are set and valid */
1137 if (!context.err)
1138 vm_start();
1141 static void bdrv_key_cb(void *opaque, int err)
1143 Monitor *mon = opaque;
1145 /* another key was set successfully, retry to continue */
1146 if (!err)
1147 do_cont(mon, NULL, NULL);
1150 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
1152 struct bdrv_iterate_context *context = opaque;
1154 if (!context->err && bdrv_key_required(bs)) {
1155 context->err = -EBUSY;
1156 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
1157 context->mon);
1161 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1163 const char *device = qdict_get_try_str(qdict, "device");
1164 if (!device)
1165 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1166 if (gdbserver_start(device) < 0) {
1167 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1168 device);
1169 } else if (strcmp(device, "none") == 0) {
1170 monitor_printf(mon, "Disabled gdbserver\n");
1171 } else {
1172 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1173 device);
1177 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1179 const char *action = qdict_get_str(qdict, "action");
1180 if (select_watchdog_action(action) == -1) {
1181 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1185 static void monitor_printc(Monitor *mon, int c)
1187 monitor_printf(mon, "'");
1188 switch(c) {
1189 case '\'':
1190 monitor_printf(mon, "\\'");
1191 break;
1192 case '\\':
1193 monitor_printf(mon, "\\\\");
1194 break;
1195 case '\n':
1196 monitor_printf(mon, "\\n");
1197 break;
1198 case '\r':
1199 monitor_printf(mon, "\\r");
1200 break;
1201 default:
1202 if (c >= 32 && c <= 126) {
1203 monitor_printf(mon, "%c", c);
1204 } else {
1205 monitor_printf(mon, "\\x%02x", c);
1207 break;
1209 monitor_printf(mon, "'");
1212 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1213 target_phys_addr_t addr, int is_physical)
1215 CPUState *env;
1216 int l, line_size, i, max_digits, len;
1217 uint8_t buf[16];
1218 uint64_t v;
1220 if (format == 'i') {
1221 int flags;
1222 flags = 0;
1223 env = mon_get_cpu();
1224 if (!is_physical)
1225 return;
1226 #ifdef TARGET_I386
1227 if (wsize == 2) {
1228 flags = 1;
1229 } else if (wsize == 4) {
1230 flags = 0;
1231 } else {
1232 /* as default we use the current CS size */
1233 flags = 0;
1234 if (env) {
1235 #ifdef TARGET_X86_64
1236 if ((env->efer & MSR_EFER_LMA) &&
1237 (env->segs[R_CS].flags & DESC_L_MASK))
1238 flags = 2;
1239 else
1240 #endif
1241 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1242 flags = 1;
1245 #endif
1246 monitor_disas(mon, env, addr, count, is_physical, flags);
1247 return;
1250 len = wsize * count;
1251 if (wsize == 1)
1252 line_size = 8;
1253 else
1254 line_size = 16;
1255 max_digits = 0;
1257 switch(format) {
1258 case 'o':
1259 max_digits = (wsize * 8 + 2) / 3;
1260 break;
1261 default:
1262 case 'x':
1263 max_digits = (wsize * 8) / 4;
1264 break;
1265 case 'u':
1266 case 'd':
1267 max_digits = (wsize * 8 * 10 + 32) / 33;
1268 break;
1269 case 'c':
1270 wsize = 1;
1271 break;
1274 while (len > 0) {
1275 if (is_physical)
1276 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1277 else
1278 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1279 l = len;
1280 if (l > line_size)
1281 l = line_size;
1282 if (is_physical) {
1283 cpu_physical_memory_rw(addr, buf, l, 0);
1284 } else {
1285 env = mon_get_cpu();
1286 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1287 monitor_printf(mon, " Cannot access memory\n");
1288 break;
1291 i = 0;
1292 while (i < l) {
1293 switch(wsize) {
1294 default:
1295 case 1:
1296 v = ldub_raw(buf + i);
1297 break;
1298 case 2:
1299 v = lduw_raw(buf + i);
1300 break;
1301 case 4:
1302 v = (uint32_t)ldl_raw(buf + i);
1303 break;
1304 case 8:
1305 v = ldq_raw(buf + i);
1306 break;
1308 monitor_printf(mon, " ");
1309 switch(format) {
1310 case 'o':
1311 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1312 break;
1313 case 'x':
1314 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1315 break;
1316 case 'u':
1317 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1318 break;
1319 case 'd':
1320 monitor_printf(mon, "%*" PRId64, max_digits, v);
1321 break;
1322 case 'c':
1323 monitor_printc(mon, v);
1324 break;
1326 i += wsize;
1328 monitor_printf(mon, "\n");
1329 addr += l;
1330 len -= l;
1334 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1336 int count = qdict_get_int(qdict, "count");
1337 int format = qdict_get_int(qdict, "format");
1338 int size = qdict_get_int(qdict, "size");
1339 target_long addr = qdict_get_int(qdict, "addr");
1341 memory_dump(mon, count, format, size, addr, 0);
1344 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1346 int count = qdict_get_int(qdict, "count");
1347 int format = qdict_get_int(qdict, "format");
1348 int size = qdict_get_int(qdict, "size");
1349 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1351 memory_dump(mon, count, format, size, addr, 1);
1354 static void do_print(Monitor *mon, const QDict *qdict)
1356 int format = qdict_get_int(qdict, "format");
1357 target_phys_addr_t val = qdict_get_int(qdict, "val");
1359 #if TARGET_PHYS_ADDR_BITS == 32
1360 switch(format) {
1361 case 'o':
1362 monitor_printf(mon, "%#o", val);
1363 break;
1364 case 'x':
1365 monitor_printf(mon, "%#x", val);
1366 break;
1367 case 'u':
1368 monitor_printf(mon, "%u", val);
1369 break;
1370 default:
1371 case 'd':
1372 monitor_printf(mon, "%d", val);
1373 break;
1374 case 'c':
1375 monitor_printc(mon, val);
1376 break;
1378 #else
1379 switch(format) {
1380 case 'o':
1381 monitor_printf(mon, "%#" PRIo64, val);
1382 break;
1383 case 'x':
1384 monitor_printf(mon, "%#" PRIx64, val);
1385 break;
1386 case 'u':
1387 monitor_printf(mon, "%" PRIu64, val);
1388 break;
1389 default:
1390 case 'd':
1391 monitor_printf(mon, "%" PRId64, val);
1392 break;
1393 case 'c':
1394 monitor_printc(mon, val);
1395 break;
1397 #endif
1398 monitor_printf(mon, "\n");
1401 static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1403 FILE *f;
1404 uint32_t size = qdict_get_int(qdict, "size");
1405 const char *filename = qdict_get_str(qdict, "filename");
1406 target_long addr = qdict_get_int(qdict, "val");
1407 uint32_t l;
1408 CPUState *env;
1409 uint8_t buf[1024];
1411 env = mon_get_cpu();
1413 f = fopen(filename, "wb");
1414 if (!f) {
1415 qemu_error_new(QERR_OPEN_FILE_FAILED, filename);
1416 return;
1418 while (size != 0) {
1419 l = sizeof(buf);
1420 if (l > size)
1421 l = size;
1422 cpu_memory_rw_debug(env, addr, buf, l, 0);
1423 if (fwrite(buf, 1, l, f) != l) {
1424 monitor_printf(mon, "fwrite() error in do_memory_save\n");
1425 goto exit;
1427 addr += l;
1428 size -= l;
1430 exit:
1431 fclose(f);
1434 static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1435 QObject **ret_data)
1437 FILE *f;
1438 uint32_t l;
1439 uint8_t buf[1024];
1440 uint32_t size = qdict_get_int(qdict, "size");
1441 const char *filename = qdict_get_str(qdict, "filename");
1442 target_phys_addr_t addr = qdict_get_int(qdict, "val");
1444 f = fopen(filename, "wb");
1445 if (!f) {
1446 qemu_error_new(QERR_OPEN_FILE_FAILED, filename);
1447 return;
1449 while (size != 0) {
1450 l = sizeof(buf);
1451 if (l > size)
1452 l = size;
1453 cpu_physical_memory_rw(addr, buf, l, 0);
1454 if (fwrite(buf, 1, l, f) != l) {
1455 monitor_printf(mon, "fwrite() error in do_physical_memory_save\n");
1456 goto exit;
1458 fflush(f);
1459 addr += l;
1460 size -= l;
1462 exit:
1463 fclose(f);
1466 static void do_sum(Monitor *mon, const QDict *qdict)
1468 uint32_t addr;
1469 uint8_t buf[1];
1470 uint16_t sum;
1471 uint32_t start = qdict_get_int(qdict, "start");
1472 uint32_t size = qdict_get_int(qdict, "size");
1474 sum = 0;
1475 for(addr = start; addr < (start + size); addr++) {
1476 cpu_physical_memory_rw(addr, buf, 1, 0);
1477 /* BSD sum algorithm ('sum' Unix command) */
1478 sum = (sum >> 1) | (sum << 15);
1479 sum += buf[0];
1481 monitor_printf(mon, "%05d\n", sum);
1484 typedef struct {
1485 int keycode;
1486 const char *name;
1487 } KeyDef;
1489 static const KeyDef key_defs[] = {
1490 { 0x2a, "shift" },
1491 { 0x36, "shift_r" },
1493 { 0x38, "alt" },
1494 { 0xb8, "alt_r" },
1495 { 0x64, "altgr" },
1496 { 0xe4, "altgr_r" },
1497 { 0x1d, "ctrl" },
1498 { 0x9d, "ctrl_r" },
1500 { 0xdd, "menu" },
1502 { 0x01, "esc" },
1504 { 0x02, "1" },
1505 { 0x03, "2" },
1506 { 0x04, "3" },
1507 { 0x05, "4" },
1508 { 0x06, "5" },
1509 { 0x07, "6" },
1510 { 0x08, "7" },
1511 { 0x09, "8" },
1512 { 0x0a, "9" },
1513 { 0x0b, "0" },
1514 { 0x0c, "minus" },
1515 { 0x0d, "equal" },
1516 { 0x0e, "backspace" },
1518 { 0x0f, "tab" },
1519 { 0x10, "q" },
1520 { 0x11, "w" },
1521 { 0x12, "e" },
1522 { 0x13, "r" },
1523 { 0x14, "t" },
1524 { 0x15, "y" },
1525 { 0x16, "u" },
1526 { 0x17, "i" },
1527 { 0x18, "o" },
1528 { 0x19, "p" },
1530 { 0x1c, "ret" },
1532 { 0x1e, "a" },
1533 { 0x1f, "s" },
1534 { 0x20, "d" },
1535 { 0x21, "f" },
1536 { 0x22, "g" },
1537 { 0x23, "h" },
1538 { 0x24, "j" },
1539 { 0x25, "k" },
1540 { 0x26, "l" },
1542 { 0x2c, "z" },
1543 { 0x2d, "x" },
1544 { 0x2e, "c" },
1545 { 0x2f, "v" },
1546 { 0x30, "b" },
1547 { 0x31, "n" },
1548 { 0x32, "m" },
1549 { 0x33, "comma" },
1550 { 0x34, "dot" },
1551 { 0x35, "slash" },
1553 { 0x37, "asterisk" },
1555 { 0x39, "spc" },
1556 { 0x3a, "caps_lock" },
1557 { 0x3b, "f1" },
1558 { 0x3c, "f2" },
1559 { 0x3d, "f3" },
1560 { 0x3e, "f4" },
1561 { 0x3f, "f5" },
1562 { 0x40, "f6" },
1563 { 0x41, "f7" },
1564 { 0x42, "f8" },
1565 { 0x43, "f9" },
1566 { 0x44, "f10" },
1567 { 0x45, "num_lock" },
1568 { 0x46, "scroll_lock" },
1570 { 0xb5, "kp_divide" },
1571 { 0x37, "kp_multiply" },
1572 { 0x4a, "kp_subtract" },
1573 { 0x4e, "kp_add" },
1574 { 0x9c, "kp_enter" },
1575 { 0x53, "kp_decimal" },
1576 { 0x54, "sysrq" },
1578 { 0x52, "kp_0" },
1579 { 0x4f, "kp_1" },
1580 { 0x50, "kp_2" },
1581 { 0x51, "kp_3" },
1582 { 0x4b, "kp_4" },
1583 { 0x4c, "kp_5" },
1584 { 0x4d, "kp_6" },
1585 { 0x47, "kp_7" },
1586 { 0x48, "kp_8" },
1587 { 0x49, "kp_9" },
1589 { 0x56, "<" },
1591 { 0x57, "f11" },
1592 { 0x58, "f12" },
1594 { 0xb7, "print" },
1596 { 0xc7, "home" },
1597 { 0xc9, "pgup" },
1598 { 0xd1, "pgdn" },
1599 { 0xcf, "end" },
1601 { 0xcb, "left" },
1602 { 0xc8, "up" },
1603 { 0xd0, "down" },
1604 { 0xcd, "right" },
1606 { 0xd2, "insert" },
1607 { 0xd3, "delete" },
1608 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1609 { 0xf0, "stop" },
1610 { 0xf1, "again" },
1611 { 0xf2, "props" },
1612 { 0xf3, "undo" },
1613 { 0xf4, "front" },
1614 { 0xf5, "copy" },
1615 { 0xf6, "open" },
1616 { 0xf7, "paste" },
1617 { 0xf8, "find" },
1618 { 0xf9, "cut" },
1619 { 0xfa, "lf" },
1620 { 0xfb, "help" },
1621 { 0xfc, "meta_l" },
1622 { 0xfd, "meta_r" },
1623 { 0xfe, "compose" },
1624 #endif
1625 { 0, NULL },
1628 static int get_keycode(const char *key)
1630 const KeyDef *p;
1631 char *endp;
1632 int ret;
1634 for(p = key_defs; p->name != NULL; p++) {
1635 if (!strcmp(key, p->name))
1636 return p->keycode;
1638 if (strstart(key, "0x", NULL)) {
1639 ret = strtoul(key, &endp, 0);
1640 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1641 return ret;
1643 return -1;
1646 #define MAX_KEYCODES 16
1647 static uint8_t keycodes[MAX_KEYCODES];
1648 static int nb_pending_keycodes;
1649 static QEMUTimer *key_timer;
1651 static void release_keys(void *opaque)
1653 int keycode;
1655 while (nb_pending_keycodes > 0) {
1656 nb_pending_keycodes--;
1657 keycode = keycodes[nb_pending_keycodes];
1658 if (keycode & 0x80)
1659 kbd_put_keycode(0xe0);
1660 kbd_put_keycode(keycode | 0x80);
1664 static void do_sendkey(Monitor *mon, const QDict *qdict)
1666 char keyname_buf[16];
1667 char *separator;
1668 int keyname_len, keycode, i;
1669 const char *string = qdict_get_str(qdict, "string");
1670 int has_hold_time = qdict_haskey(qdict, "hold_time");
1671 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1673 if (nb_pending_keycodes > 0) {
1674 qemu_del_timer(key_timer);
1675 release_keys(NULL);
1677 if (!has_hold_time)
1678 hold_time = 100;
1679 i = 0;
1680 while (1) {
1681 separator = strchr(string, '-');
1682 keyname_len = separator ? separator - string : strlen(string);
1683 if (keyname_len > 0) {
1684 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1685 if (keyname_len > sizeof(keyname_buf) - 1) {
1686 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1687 return;
1689 if (i == MAX_KEYCODES) {
1690 monitor_printf(mon, "too many keys\n");
1691 return;
1693 keyname_buf[keyname_len] = 0;
1694 keycode = get_keycode(keyname_buf);
1695 if (keycode < 0) {
1696 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1697 return;
1699 keycodes[i++] = keycode;
1701 if (!separator)
1702 break;
1703 string = separator + 1;
1705 nb_pending_keycodes = i;
1706 /* key down events */
1707 for (i = 0; i < nb_pending_keycodes; i++) {
1708 keycode = keycodes[i];
1709 if (keycode & 0x80)
1710 kbd_put_keycode(0xe0);
1711 kbd_put_keycode(keycode & 0x7f);
1713 /* delayed key up events */
1714 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1715 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1718 static int mouse_button_state;
1720 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1722 int dx, dy, dz;
1723 const char *dx_str = qdict_get_str(qdict, "dx_str");
1724 const char *dy_str = qdict_get_str(qdict, "dy_str");
1725 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1726 dx = strtol(dx_str, NULL, 0);
1727 dy = strtol(dy_str, NULL, 0);
1728 dz = 0;
1729 if (dz_str)
1730 dz = strtol(dz_str, NULL, 0);
1731 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1734 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1736 int button_state = qdict_get_int(qdict, "button_state");
1737 mouse_button_state = button_state;
1738 kbd_mouse_event(0, 0, 0, mouse_button_state);
1741 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1743 int size = qdict_get_int(qdict, "size");
1744 int addr = qdict_get_int(qdict, "addr");
1745 int has_index = qdict_haskey(qdict, "index");
1746 uint32_t val;
1747 int suffix;
1749 if (has_index) {
1750 int index = qdict_get_int(qdict, "index");
1751 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1752 addr++;
1754 addr &= 0xffff;
1756 switch(size) {
1757 default:
1758 case 1:
1759 val = cpu_inb(addr);
1760 suffix = 'b';
1761 break;
1762 case 2:
1763 val = cpu_inw(addr);
1764 suffix = 'w';
1765 break;
1766 case 4:
1767 val = cpu_inl(addr);
1768 suffix = 'l';
1769 break;
1771 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1772 suffix, addr, size * 2, val);
1775 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1777 int size = qdict_get_int(qdict, "size");
1778 int addr = qdict_get_int(qdict, "addr");
1779 int val = qdict_get_int(qdict, "val");
1781 addr &= IOPORTS_MASK;
1783 switch (size) {
1784 default:
1785 case 1:
1786 cpu_outb(addr, val);
1787 break;
1788 case 2:
1789 cpu_outw(addr, val);
1790 break;
1791 case 4:
1792 cpu_outl(addr, val);
1793 break;
1797 static void do_boot_set(Monitor *mon, const QDict *qdict)
1799 int res;
1800 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1802 res = qemu_boot_set(bootdevice);
1803 if (res == 0) {
1804 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1805 } else if (res > 0) {
1806 monitor_printf(mon, "setting boot device list failed\n");
1807 } else {
1808 monitor_printf(mon, "no function defined to set boot device list for "
1809 "this architecture\n");
1814 * do_system_reset(): Issue a machine reset
1816 static void do_system_reset(Monitor *mon, const QDict *qdict,
1817 QObject **ret_data)
1819 qemu_system_reset_request();
1823 * do_system_powerdown(): Issue a machine powerdown
1825 static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1826 QObject **ret_data)
1828 qemu_system_powerdown_request();
1831 #if defined(TARGET_I386)
1832 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1834 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1835 addr,
1836 pte & mask,
1837 pte & PG_GLOBAL_MASK ? 'G' : '-',
1838 pte & PG_PSE_MASK ? 'P' : '-',
1839 pte & PG_DIRTY_MASK ? 'D' : '-',
1840 pte & PG_ACCESSED_MASK ? 'A' : '-',
1841 pte & PG_PCD_MASK ? 'C' : '-',
1842 pte & PG_PWT_MASK ? 'T' : '-',
1843 pte & PG_USER_MASK ? 'U' : '-',
1844 pte & PG_RW_MASK ? 'W' : '-');
1847 static void tlb_info(Monitor *mon)
1849 CPUState *env;
1850 int l1, l2;
1851 uint32_t pgd, pde, pte;
1853 env = mon_get_cpu();
1855 if (!(env->cr[0] & CR0_PG_MASK)) {
1856 monitor_printf(mon, "PG disabled\n");
1857 return;
1859 pgd = env->cr[3] & ~0xfff;
1860 for(l1 = 0; l1 < 1024; l1++) {
1861 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1862 pde = le32_to_cpu(pde);
1863 if (pde & PG_PRESENT_MASK) {
1864 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1865 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1866 } else {
1867 for(l2 = 0; l2 < 1024; l2++) {
1868 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1869 (uint8_t *)&pte, 4);
1870 pte = le32_to_cpu(pte);
1871 if (pte & PG_PRESENT_MASK) {
1872 print_pte(mon, (l1 << 22) + (l2 << 12),
1873 pte & ~PG_PSE_MASK,
1874 ~0xfff);
1882 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1883 uint32_t end, int prot)
1885 int prot1;
1886 prot1 = *plast_prot;
1887 if (prot != prot1) {
1888 if (*pstart != -1) {
1889 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1890 *pstart, end, end - *pstart,
1891 prot1 & PG_USER_MASK ? 'u' : '-',
1892 'r',
1893 prot1 & PG_RW_MASK ? 'w' : '-');
1895 if (prot != 0)
1896 *pstart = end;
1897 else
1898 *pstart = -1;
1899 *plast_prot = prot;
1903 static void mem_info(Monitor *mon)
1905 CPUState *env;
1906 int l1, l2, prot, last_prot;
1907 uint32_t pgd, pde, pte, start, end;
1909 env = mon_get_cpu();
1911 if (!(env->cr[0] & CR0_PG_MASK)) {
1912 monitor_printf(mon, "PG disabled\n");
1913 return;
1915 pgd = env->cr[3] & ~0xfff;
1916 last_prot = 0;
1917 start = -1;
1918 for(l1 = 0; l1 < 1024; l1++) {
1919 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1920 pde = le32_to_cpu(pde);
1921 end = l1 << 22;
1922 if (pde & PG_PRESENT_MASK) {
1923 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1924 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1925 mem_print(mon, &start, &last_prot, end, prot);
1926 } else {
1927 for(l2 = 0; l2 < 1024; l2++) {
1928 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1929 (uint8_t *)&pte, 4);
1930 pte = le32_to_cpu(pte);
1931 end = (l1 << 22) + (l2 << 12);
1932 if (pte & PG_PRESENT_MASK) {
1933 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1934 } else {
1935 prot = 0;
1937 mem_print(mon, &start, &last_prot, end, prot);
1940 } else {
1941 prot = 0;
1942 mem_print(mon, &start, &last_prot, end, prot);
1946 #endif
1948 #if defined(TARGET_SH4)
1950 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1952 monitor_printf(mon, " tlb%i:\t"
1953 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1954 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1955 "dirty=%hhu writethrough=%hhu\n",
1956 idx,
1957 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1958 tlb->v, tlb->sh, tlb->c, tlb->pr,
1959 tlb->d, tlb->wt);
1962 static void tlb_info(Monitor *mon)
1964 CPUState *env = mon_get_cpu();
1965 int i;
1967 monitor_printf (mon, "ITLB:\n");
1968 for (i = 0 ; i < ITLB_SIZE ; i++)
1969 print_tlb (mon, i, &env->itlb[i]);
1970 monitor_printf (mon, "UTLB:\n");
1971 for (i = 0 ; i < UTLB_SIZE ; i++)
1972 print_tlb (mon, i, &env->utlb[i]);
1975 #endif
1977 static void do_info_kvm_print(Monitor *mon, const QObject *data)
1979 QDict *qdict;
1981 qdict = qobject_to_qdict(data);
1983 monitor_printf(mon, "kvm support: ");
1984 if (qdict_get_bool(qdict, "present")) {
1985 monitor_printf(mon, "%s\n", qdict_get_bool(qdict, "enabled") ?
1986 "enabled" : "disabled");
1987 } else {
1988 monitor_printf(mon, "not compiled\n");
1993 * do_info_kvm(): Show KVM information
1995 * Return a QDict with the following information:
1997 * - "enabled": true if KVM support is enabled, false otherwise
1998 * - "present": true if QEMU has KVM support, false otherwise
2000 * Example:
2002 * { "enabled": true, "present": true }
2004 static void do_info_kvm(Monitor *mon, QObject **ret_data)
2006 #ifdef CONFIG_KVM
2007 *ret_data = qobject_from_jsonf("{ 'enabled': %i, 'present': true }",
2008 kvm_enabled());
2009 #else
2010 *ret_data = qobject_from_jsonf("{ 'enabled': false, 'present': false }");
2011 #endif
2014 static void do_info_numa(Monitor *mon)
2016 int i;
2017 CPUState *env;
2019 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
2020 for (i = 0; i < nb_numa_nodes; i++) {
2021 monitor_printf(mon, "node %d cpus:", i);
2022 for (env = first_cpu; env != NULL; env = env->next_cpu) {
2023 if (env->numa_node == i) {
2024 monitor_printf(mon, " %d", env->cpu_index);
2027 monitor_printf(mon, "\n");
2028 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
2029 node_mem[i] >> 20);
2033 #ifdef CONFIG_PROFILER
2035 int64_t qemu_time;
2036 int64_t dev_time;
2038 static void do_info_profile(Monitor *mon)
2040 int64_t total;
2041 total = qemu_time;
2042 if (total == 0)
2043 total = 1;
2044 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
2045 dev_time, dev_time / (double)get_ticks_per_sec());
2046 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
2047 qemu_time, qemu_time / (double)get_ticks_per_sec());
2048 qemu_time = 0;
2049 dev_time = 0;
2051 #else
2052 static void do_info_profile(Monitor *mon)
2054 monitor_printf(mon, "Internal profiler not compiled\n");
2056 #endif
2058 /* Capture support */
2059 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
2061 static void do_info_capture(Monitor *mon)
2063 int i;
2064 CaptureState *s;
2066 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2067 monitor_printf(mon, "[%d]: ", i);
2068 s->ops.info (s->opaque);
2072 #ifdef HAS_AUDIO
2073 static void do_stop_capture(Monitor *mon, const QDict *qdict)
2075 int i;
2076 int n = qdict_get_int(qdict, "n");
2077 CaptureState *s;
2079 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
2080 if (i == n) {
2081 s->ops.destroy (s->opaque);
2082 QLIST_REMOVE (s, entries);
2083 qemu_free (s);
2084 return;
2089 static void do_wav_capture(Monitor *mon, const QDict *qdict)
2091 const char *path = qdict_get_str(qdict, "path");
2092 int has_freq = qdict_haskey(qdict, "freq");
2093 int freq = qdict_get_try_int(qdict, "freq", -1);
2094 int has_bits = qdict_haskey(qdict, "bits");
2095 int bits = qdict_get_try_int(qdict, "bits", -1);
2096 int has_channels = qdict_haskey(qdict, "nchannels");
2097 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
2098 CaptureState *s;
2100 s = qemu_mallocz (sizeof (*s));
2102 freq = has_freq ? freq : 44100;
2103 bits = has_bits ? bits : 16;
2104 nchannels = has_channels ? nchannels : 2;
2106 if (wav_start_capture (s, path, freq, bits, nchannels)) {
2107 monitor_printf(mon, "Faied to add wave capture\n");
2108 qemu_free (s);
2110 QLIST_INSERT_HEAD (&capture_head, s, entries);
2112 #endif
2114 #if defined(TARGET_I386)
2115 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
2117 CPUState *env;
2118 int cpu_index = qdict_get_int(qdict, "cpu_index");
2120 for (env = first_cpu; env != NULL; env = env->next_cpu)
2121 if (env->cpu_index == cpu_index) {
2122 cpu_interrupt(env, CPU_INTERRUPT_NMI);
2123 break;
2126 #endif
2128 static void do_info_status_print(Monitor *mon, const QObject *data)
2130 QDict *qdict;
2132 qdict = qobject_to_qdict(data);
2134 monitor_printf(mon, "VM status: ");
2135 if (qdict_get_bool(qdict, "running")) {
2136 monitor_printf(mon, "running");
2137 if (qdict_get_bool(qdict, "singlestep")) {
2138 monitor_printf(mon, " (single step mode)");
2140 } else {
2141 monitor_printf(mon, "paused");
2144 monitor_printf(mon, "\n");
2148 * do_info_status(): VM status
2150 * Return a QDict with the following information:
2152 * - "running": true if the VM is running, or false if it is paused
2153 * - "singlestep": true if the VM is in single step mode, false otherwise
2155 * Example:
2157 * { "running": true, "singlestep": false }
2159 static void do_info_status(Monitor *mon, QObject **ret_data)
2161 *ret_data = qobject_from_jsonf("{ 'running': %i, 'singlestep': %i }",
2162 vm_running, singlestep);
2165 static void print_balloon_stat(const char *key, QObject *obj, void *opaque)
2167 Monitor *mon = opaque;
2169 if (strcmp(key, "actual"))
2170 monitor_printf(mon, ",%s=%" PRId64, key,
2171 qint_get_int(qobject_to_qint(obj)));
2174 static void monitor_print_balloon(Monitor *mon, const QObject *data)
2176 QDict *qdict;
2178 qdict = qobject_to_qdict(data);
2179 if (!qdict_haskey(qdict, "actual"))
2180 return;
2182 monitor_printf(mon, "balloon: actual=%" PRId64,
2183 qdict_get_int(qdict, "actual") >> 20);
2184 qdict_iter(qdict, print_balloon_stat, mon);
2185 monitor_printf(mon, "\n");
2189 * do_info_balloon(): Balloon information
2191 * Make an asynchronous request for balloon info. When the request completes
2192 * a QDict will be returned according to the following specification:
2194 * - "actual": current balloon value in bytes
2195 * The following fields may or may not be present:
2196 * - "mem_swapped_in": Amount of memory swapped in (bytes)
2197 * - "mem_swapped_out": Amount of memory swapped out (bytes)
2198 * - "major_page_faults": Number of major faults
2199 * - "minor_page_faults": Number of minor faults
2200 * - "free_mem": Total amount of free and unused memory (bytes)
2201 * - "total_mem": Total amount of available memory (bytes)
2203 * Example:
2205 * { "actual": 1073741824, "mem_swapped_in": 0, "mem_swapped_out": 0,
2206 * "major_page_faults": 142, "minor_page_faults": 239245,
2207 * "free_mem": 1014185984, "total_mem": 1044668416 }
2209 static int do_info_balloon(Monitor *mon, MonitorCompletion cb, void *opaque)
2211 int ret;
2213 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2214 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2215 return -1;
2218 ret = qemu_balloon_status(cb, opaque);
2219 if (!ret) {
2220 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2221 return -1;
2224 return 0;
2228 * do_balloon(): Request VM to change its memory allocation
2230 static int do_balloon(Monitor *mon, const QDict *params,
2231 MonitorCompletion cb, void *opaque)
2233 int ret;
2235 if (kvm_enabled() && !kvm_has_sync_mmu()) {
2236 qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
2237 return -1;
2240 ret = qemu_balloon(qdict_get_int(params, "value"), cb, opaque);
2241 if (ret == 0) {
2242 qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
2243 return -1;
2246 return 0;
2249 static qemu_acl *find_acl(Monitor *mon, const char *name)
2251 qemu_acl *acl = qemu_acl_find(name);
2253 if (!acl) {
2254 monitor_printf(mon, "acl: unknown list '%s'\n", name);
2256 return acl;
2259 static void do_acl_show(Monitor *mon, const QDict *qdict)
2261 const char *aclname = qdict_get_str(qdict, "aclname");
2262 qemu_acl *acl = find_acl(mon, aclname);
2263 qemu_acl_entry *entry;
2264 int i = 0;
2266 if (acl) {
2267 monitor_printf(mon, "policy: %s\n",
2268 acl->defaultDeny ? "deny" : "allow");
2269 QTAILQ_FOREACH(entry, &acl->entries, next) {
2270 i++;
2271 monitor_printf(mon, "%d: %s %s\n", i,
2272 entry->deny ? "deny" : "allow", entry->match);
2277 static void do_acl_reset(Monitor *mon, const QDict *qdict)
2279 const char *aclname = qdict_get_str(qdict, "aclname");
2280 qemu_acl *acl = find_acl(mon, aclname);
2282 if (acl) {
2283 qemu_acl_reset(acl);
2284 monitor_printf(mon, "acl: removed all rules\n");
2288 static void do_acl_policy(Monitor *mon, const QDict *qdict)
2290 const char *aclname = qdict_get_str(qdict, "aclname");
2291 const char *policy = qdict_get_str(qdict, "policy");
2292 qemu_acl *acl = find_acl(mon, aclname);
2294 if (acl) {
2295 if (strcmp(policy, "allow") == 0) {
2296 acl->defaultDeny = 0;
2297 monitor_printf(mon, "acl: policy set to 'allow'\n");
2298 } else if (strcmp(policy, "deny") == 0) {
2299 acl->defaultDeny = 1;
2300 monitor_printf(mon, "acl: policy set to 'deny'\n");
2301 } else {
2302 monitor_printf(mon, "acl: unknown policy '%s', "
2303 "expected 'deny' or 'allow'\n", policy);
2308 static void do_acl_add(Monitor *mon, const QDict *qdict)
2310 const char *aclname = qdict_get_str(qdict, "aclname");
2311 const char *match = qdict_get_str(qdict, "match");
2312 const char *policy = qdict_get_str(qdict, "policy");
2313 int has_index = qdict_haskey(qdict, "index");
2314 int index = qdict_get_try_int(qdict, "index", -1);
2315 qemu_acl *acl = find_acl(mon, aclname);
2316 int deny, ret;
2318 if (acl) {
2319 if (strcmp(policy, "allow") == 0) {
2320 deny = 0;
2321 } else if (strcmp(policy, "deny") == 0) {
2322 deny = 1;
2323 } else {
2324 monitor_printf(mon, "acl: unknown policy '%s', "
2325 "expected 'deny' or 'allow'\n", policy);
2326 return;
2328 if (has_index)
2329 ret = qemu_acl_insert(acl, deny, match, index);
2330 else
2331 ret = qemu_acl_append(acl, deny, match);
2332 if (ret < 0)
2333 monitor_printf(mon, "acl: unable to add acl entry\n");
2334 else
2335 monitor_printf(mon, "acl: added rule at position %d\n", ret);
2339 static void do_acl_remove(Monitor *mon, const QDict *qdict)
2341 const char *aclname = qdict_get_str(qdict, "aclname");
2342 const char *match = qdict_get_str(qdict, "match");
2343 qemu_acl *acl = find_acl(mon, aclname);
2344 int ret;
2346 if (acl) {
2347 ret = qemu_acl_remove(acl, match);
2348 if (ret < 0)
2349 monitor_printf(mon, "acl: no matching acl entry\n");
2350 else
2351 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2355 #if defined(TARGET_I386)
2356 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2358 CPUState *cenv;
2359 int cpu_index = qdict_get_int(qdict, "cpu_index");
2360 int bank = qdict_get_int(qdict, "bank");
2361 uint64_t status = qdict_get_int(qdict, "status");
2362 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2363 uint64_t addr = qdict_get_int(qdict, "addr");
2364 uint64_t misc = qdict_get_int(qdict, "misc");
2366 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2367 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2368 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2369 break;
2372 #endif
2374 static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2376 const char *fdname = qdict_get_str(qdict, "fdname");
2377 mon_fd_t *monfd;
2378 int fd;
2380 fd = qemu_chr_get_msgfd(mon->chr);
2381 if (fd == -1) {
2382 qemu_error_new(QERR_FD_NOT_SUPPLIED);
2383 return;
2386 if (qemu_isdigit(fdname[0])) {
2387 qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
2388 return;
2391 fd = dup(fd);
2392 if (fd == -1) {
2393 if (errno == EMFILE)
2394 qemu_error_new(QERR_TOO_MANY_FILES);
2395 else
2396 qemu_error_new(QERR_UNDEFINED_ERROR);
2397 return;
2400 QLIST_FOREACH(monfd, &mon->fds, next) {
2401 if (strcmp(monfd->name, fdname) != 0) {
2402 continue;
2405 close(monfd->fd);
2406 monfd->fd = fd;
2407 return;
2410 monfd = qemu_mallocz(sizeof(mon_fd_t));
2411 monfd->name = qemu_strdup(fdname);
2412 monfd->fd = fd;
2414 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2417 static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2419 const char *fdname = qdict_get_str(qdict, "fdname");
2420 mon_fd_t *monfd;
2422 QLIST_FOREACH(monfd, &mon->fds, next) {
2423 if (strcmp(monfd->name, fdname) != 0) {
2424 continue;
2427 QLIST_REMOVE(monfd, next);
2428 close(monfd->fd);
2429 qemu_free(monfd->name);
2430 qemu_free(monfd);
2431 return;
2434 qemu_error_new(QERR_FD_NOT_FOUND, fdname);
2437 static void do_loadvm(Monitor *mon, const QDict *qdict)
2439 int saved_vm_running = vm_running;
2440 const char *name = qdict_get_str(qdict, "name");
2442 vm_stop(0);
2444 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2445 vm_start();
2448 int monitor_get_fd(Monitor *mon, const char *fdname)
2450 mon_fd_t *monfd;
2452 QLIST_FOREACH(monfd, &mon->fds, next) {
2453 int fd;
2455 if (strcmp(monfd->name, fdname) != 0) {
2456 continue;
2459 fd = monfd->fd;
2461 /* caller takes ownership of fd */
2462 QLIST_REMOVE(monfd, next);
2463 qemu_free(monfd->name);
2464 qemu_free(monfd);
2466 return fd;
2469 return -1;
2472 static const mon_cmd_t mon_cmds[] = {
2473 #include "qemu-monitor.h"
2474 { NULL, NULL, },
2477 /* Please update qemu-monitor.hx when adding or changing commands */
2478 static const mon_cmd_t info_cmds[] = {
2480 .name = "version",
2481 .args_type = "",
2482 .params = "",
2483 .help = "show the version of QEMU",
2484 .user_print = do_info_version_print,
2485 .mhandler.info_new = do_info_version,
2488 .name = "commands",
2489 .args_type = "",
2490 .params = "",
2491 .help = "list QMP available commands",
2492 .user_print = monitor_user_noop,
2493 .mhandler.info_new = do_info_commands,
2496 .name = "network",
2497 .args_type = "",
2498 .params = "",
2499 .help = "show the network state",
2500 .mhandler.info = do_info_network,
2503 .name = "chardev",
2504 .args_type = "",
2505 .params = "",
2506 .help = "show the character devices",
2507 .user_print = qemu_chr_info_print,
2508 .mhandler.info_new = qemu_chr_info,
2511 .name = "block",
2512 .args_type = "",
2513 .params = "",
2514 .help = "show the block devices",
2515 .user_print = bdrv_info_print,
2516 .mhandler.info_new = bdrv_info,
2519 .name = "blockstats",
2520 .args_type = "",
2521 .params = "",
2522 .help = "show block device statistics",
2523 .user_print = bdrv_stats_print,
2524 .mhandler.info_new = bdrv_info_stats,
2527 .name = "registers",
2528 .args_type = "",
2529 .params = "",
2530 .help = "show the cpu registers",
2531 .mhandler.info = do_info_registers,
2534 .name = "cpus",
2535 .args_type = "",
2536 .params = "",
2537 .help = "show infos for each CPU",
2538 .user_print = monitor_print_cpus,
2539 .mhandler.info_new = do_info_cpus,
2542 .name = "history",
2543 .args_type = "",
2544 .params = "",
2545 .help = "show the command line history",
2546 .mhandler.info = do_info_history,
2549 .name = "irq",
2550 .args_type = "",
2551 .params = "",
2552 .help = "show the interrupts statistics (if available)",
2553 .mhandler.info = irq_info,
2556 .name = "pic",
2557 .args_type = "",
2558 .params = "",
2559 .help = "show i8259 (PIC) state",
2560 .mhandler.info = pic_info,
2563 .name = "pci",
2564 .args_type = "",
2565 .params = "",
2566 .help = "show PCI info",
2567 .user_print = do_pci_info_print,
2568 .mhandler.info_new = do_pci_info,
2570 #if defined(TARGET_I386) || defined(TARGET_SH4)
2572 .name = "tlb",
2573 .args_type = "",
2574 .params = "",
2575 .help = "show virtual to physical memory mappings",
2576 .mhandler.info = tlb_info,
2578 #endif
2579 #if defined(TARGET_I386)
2581 .name = "mem",
2582 .args_type = "",
2583 .params = "",
2584 .help = "show the active virtual memory mappings",
2585 .mhandler.info = mem_info,
2588 .name = "hpet",
2589 .args_type = "",
2590 .params = "",
2591 .help = "show state of HPET",
2592 .user_print = do_info_hpet_print,
2593 .mhandler.info_new = do_info_hpet,
2595 #endif
2597 .name = "jit",
2598 .args_type = "",
2599 .params = "",
2600 .help = "show dynamic compiler info",
2601 .mhandler.info = do_info_jit,
2604 .name = "kvm",
2605 .args_type = "",
2606 .params = "",
2607 .help = "show KVM information",
2608 .user_print = do_info_kvm_print,
2609 .mhandler.info_new = do_info_kvm,
2612 .name = "numa",
2613 .args_type = "",
2614 .params = "",
2615 .help = "show NUMA information",
2616 .mhandler.info = do_info_numa,
2619 .name = "usb",
2620 .args_type = "",
2621 .params = "",
2622 .help = "show guest USB devices",
2623 .mhandler.info = usb_info,
2626 .name = "usbhost",
2627 .args_type = "",
2628 .params = "",
2629 .help = "show host USB devices",
2630 .mhandler.info = usb_host_info,
2633 .name = "profile",
2634 .args_type = "",
2635 .params = "",
2636 .help = "show profiling information",
2637 .mhandler.info = do_info_profile,
2640 .name = "capture",
2641 .args_type = "",
2642 .params = "",
2643 .help = "show capture information",
2644 .mhandler.info = do_info_capture,
2647 .name = "snapshots",
2648 .args_type = "",
2649 .params = "",
2650 .help = "show the currently saved VM snapshots",
2651 .mhandler.info = do_info_snapshots,
2654 .name = "status",
2655 .args_type = "",
2656 .params = "",
2657 .help = "show the current VM status (running|paused)",
2658 .user_print = do_info_status_print,
2659 .mhandler.info_new = do_info_status,
2662 .name = "pcmcia",
2663 .args_type = "",
2664 .params = "",
2665 .help = "show guest PCMCIA status",
2666 .mhandler.info = pcmcia_info,
2669 .name = "mice",
2670 .args_type = "",
2671 .params = "",
2672 .help = "show which guest mouse is receiving events",
2673 .user_print = do_info_mice_print,
2674 .mhandler.info_new = do_info_mice,
2677 .name = "vnc",
2678 .args_type = "",
2679 .params = "",
2680 .help = "show the vnc server status",
2681 .user_print = do_info_vnc_print,
2682 .mhandler.info_new = do_info_vnc,
2685 .name = "name",
2686 .args_type = "",
2687 .params = "",
2688 .help = "show the current VM name",
2689 .user_print = do_info_name_print,
2690 .mhandler.info_new = do_info_name,
2693 .name = "uuid",
2694 .args_type = "",
2695 .params = "",
2696 .help = "show the current VM UUID",
2697 .user_print = do_info_uuid_print,
2698 .mhandler.info_new = do_info_uuid,
2700 #if defined(TARGET_PPC)
2702 .name = "cpustats",
2703 .args_type = "",
2704 .params = "",
2705 .help = "show CPU statistics",
2706 .mhandler.info = do_info_cpu_stats,
2708 #endif
2709 #if defined(CONFIG_SLIRP)
2711 .name = "usernet",
2712 .args_type = "",
2713 .params = "",
2714 .help = "show user network stack connection states",
2715 .mhandler.info = do_info_usernet,
2717 #endif
2719 .name = "migrate",
2720 .args_type = "",
2721 .params = "",
2722 .help = "show migration status",
2723 .user_print = do_info_migrate_print,
2724 .mhandler.info_new = do_info_migrate,
2727 .name = "balloon",
2728 .args_type = "",
2729 .params = "",
2730 .help = "show balloon information",
2731 .user_print = monitor_print_balloon,
2732 .mhandler.info_async = do_info_balloon,
2733 .async = 1,
2736 .name = "qtree",
2737 .args_type = "",
2738 .params = "",
2739 .help = "show device tree",
2740 .mhandler.info = do_info_qtree,
2743 .name = "qdm",
2744 .args_type = "",
2745 .params = "",
2746 .help = "show qdev device model list",
2747 .mhandler.info = do_info_qdm,
2750 .name = "roms",
2751 .args_type = "",
2752 .params = "",
2753 .help = "show roms",
2754 .mhandler.info = do_info_roms,
2757 .name = NULL,
2761 /*******************************************************************/
2763 static const char *pch;
2764 static jmp_buf expr_env;
2766 #define MD_TLONG 0
2767 #define MD_I32 1
2769 typedef struct MonitorDef {
2770 const char *name;
2771 int offset;
2772 target_long (*get_value)(const struct MonitorDef *md, int val);
2773 int type;
2774 } MonitorDef;
2776 #if defined(TARGET_I386)
2777 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2779 CPUState *env = mon_get_cpu();
2780 return env->eip + env->segs[R_CS].base;
2782 #endif
2784 #if defined(TARGET_PPC)
2785 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2787 CPUState *env = mon_get_cpu();
2788 unsigned int u;
2789 int i;
2791 u = 0;
2792 for (i = 0; i < 8; i++)
2793 u |= env->crf[i] << (32 - (4 * i));
2795 return u;
2798 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2800 CPUState *env = mon_get_cpu();
2801 return env->msr;
2804 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2806 CPUState *env = mon_get_cpu();
2807 return env->xer;
2810 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2812 CPUState *env = mon_get_cpu();
2813 return cpu_ppc_load_decr(env);
2816 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2818 CPUState *env = mon_get_cpu();
2819 return cpu_ppc_load_tbu(env);
2822 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2824 CPUState *env = mon_get_cpu();
2825 return cpu_ppc_load_tbl(env);
2827 #endif
2829 #if defined(TARGET_SPARC)
2830 #ifndef TARGET_SPARC64
2831 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2833 CPUState *env = mon_get_cpu();
2834 return GET_PSR(env);
2836 #endif
2838 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2840 CPUState *env = mon_get_cpu();
2841 return env->regwptr[val];
2843 #endif
2845 static const MonitorDef monitor_defs[] = {
2846 #ifdef TARGET_I386
2848 #define SEG(name, seg) \
2849 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2850 { name ".base", offsetof(CPUState, segs[seg].base) },\
2851 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2853 { "eax", offsetof(CPUState, regs[0]) },
2854 { "ecx", offsetof(CPUState, regs[1]) },
2855 { "edx", offsetof(CPUState, regs[2]) },
2856 { "ebx", offsetof(CPUState, regs[3]) },
2857 { "esp|sp", offsetof(CPUState, regs[4]) },
2858 { "ebp|fp", offsetof(CPUState, regs[5]) },
2859 { "esi", offsetof(CPUState, regs[6]) },
2860 { "edi", offsetof(CPUState, regs[7]) },
2861 #ifdef TARGET_X86_64
2862 { "r8", offsetof(CPUState, regs[8]) },
2863 { "r9", offsetof(CPUState, regs[9]) },
2864 { "r10", offsetof(CPUState, regs[10]) },
2865 { "r11", offsetof(CPUState, regs[11]) },
2866 { "r12", offsetof(CPUState, regs[12]) },
2867 { "r13", offsetof(CPUState, regs[13]) },
2868 { "r14", offsetof(CPUState, regs[14]) },
2869 { "r15", offsetof(CPUState, regs[15]) },
2870 #endif
2871 { "eflags", offsetof(CPUState, eflags) },
2872 { "eip", offsetof(CPUState, eip) },
2873 SEG("cs", R_CS)
2874 SEG("ds", R_DS)
2875 SEG("es", R_ES)
2876 SEG("ss", R_SS)
2877 SEG("fs", R_FS)
2878 SEG("gs", R_GS)
2879 { "pc", 0, monitor_get_pc, },
2880 #elif defined(TARGET_PPC)
2881 /* General purpose registers */
2882 { "r0", offsetof(CPUState, gpr[0]) },
2883 { "r1", offsetof(CPUState, gpr[1]) },
2884 { "r2", offsetof(CPUState, gpr[2]) },
2885 { "r3", offsetof(CPUState, gpr[3]) },
2886 { "r4", offsetof(CPUState, gpr[4]) },
2887 { "r5", offsetof(CPUState, gpr[5]) },
2888 { "r6", offsetof(CPUState, gpr[6]) },
2889 { "r7", offsetof(CPUState, gpr[7]) },
2890 { "r8", offsetof(CPUState, gpr[8]) },
2891 { "r9", offsetof(CPUState, gpr[9]) },
2892 { "r10", offsetof(CPUState, gpr[10]) },
2893 { "r11", offsetof(CPUState, gpr[11]) },
2894 { "r12", offsetof(CPUState, gpr[12]) },
2895 { "r13", offsetof(CPUState, gpr[13]) },
2896 { "r14", offsetof(CPUState, gpr[14]) },
2897 { "r15", offsetof(CPUState, gpr[15]) },
2898 { "r16", offsetof(CPUState, gpr[16]) },
2899 { "r17", offsetof(CPUState, gpr[17]) },
2900 { "r18", offsetof(CPUState, gpr[18]) },
2901 { "r19", offsetof(CPUState, gpr[19]) },
2902 { "r20", offsetof(CPUState, gpr[20]) },
2903 { "r21", offsetof(CPUState, gpr[21]) },
2904 { "r22", offsetof(CPUState, gpr[22]) },
2905 { "r23", offsetof(CPUState, gpr[23]) },
2906 { "r24", offsetof(CPUState, gpr[24]) },
2907 { "r25", offsetof(CPUState, gpr[25]) },
2908 { "r26", offsetof(CPUState, gpr[26]) },
2909 { "r27", offsetof(CPUState, gpr[27]) },
2910 { "r28", offsetof(CPUState, gpr[28]) },
2911 { "r29", offsetof(CPUState, gpr[29]) },
2912 { "r30", offsetof(CPUState, gpr[30]) },
2913 { "r31", offsetof(CPUState, gpr[31]) },
2914 /* Floating point registers */
2915 { "f0", offsetof(CPUState, fpr[0]) },
2916 { "f1", offsetof(CPUState, fpr[1]) },
2917 { "f2", offsetof(CPUState, fpr[2]) },
2918 { "f3", offsetof(CPUState, fpr[3]) },
2919 { "f4", offsetof(CPUState, fpr[4]) },
2920 { "f5", offsetof(CPUState, fpr[5]) },
2921 { "f6", offsetof(CPUState, fpr[6]) },
2922 { "f7", offsetof(CPUState, fpr[7]) },
2923 { "f8", offsetof(CPUState, fpr[8]) },
2924 { "f9", offsetof(CPUState, fpr[9]) },
2925 { "f10", offsetof(CPUState, fpr[10]) },
2926 { "f11", offsetof(CPUState, fpr[11]) },
2927 { "f12", offsetof(CPUState, fpr[12]) },
2928 { "f13", offsetof(CPUState, fpr[13]) },
2929 { "f14", offsetof(CPUState, fpr[14]) },
2930 { "f15", offsetof(CPUState, fpr[15]) },
2931 { "f16", offsetof(CPUState, fpr[16]) },
2932 { "f17", offsetof(CPUState, fpr[17]) },
2933 { "f18", offsetof(CPUState, fpr[18]) },
2934 { "f19", offsetof(CPUState, fpr[19]) },
2935 { "f20", offsetof(CPUState, fpr[20]) },
2936 { "f21", offsetof(CPUState, fpr[21]) },
2937 { "f22", offsetof(CPUState, fpr[22]) },
2938 { "f23", offsetof(CPUState, fpr[23]) },
2939 { "f24", offsetof(CPUState, fpr[24]) },
2940 { "f25", offsetof(CPUState, fpr[25]) },
2941 { "f26", offsetof(CPUState, fpr[26]) },
2942 { "f27", offsetof(CPUState, fpr[27]) },
2943 { "f28", offsetof(CPUState, fpr[28]) },
2944 { "f29", offsetof(CPUState, fpr[29]) },
2945 { "f30", offsetof(CPUState, fpr[30]) },
2946 { "f31", offsetof(CPUState, fpr[31]) },
2947 { "fpscr", offsetof(CPUState, fpscr) },
2948 /* Next instruction pointer */
2949 { "nip|pc", offsetof(CPUState, nip) },
2950 { "lr", offsetof(CPUState, lr) },
2951 { "ctr", offsetof(CPUState, ctr) },
2952 { "decr", 0, &monitor_get_decr, },
2953 { "ccr", 0, &monitor_get_ccr, },
2954 /* Machine state register */
2955 { "msr", 0, &monitor_get_msr, },
2956 { "xer", 0, &monitor_get_xer, },
2957 { "tbu", 0, &monitor_get_tbu, },
2958 { "tbl", 0, &monitor_get_tbl, },
2959 #if defined(TARGET_PPC64)
2960 /* Address space register */
2961 { "asr", offsetof(CPUState, asr) },
2962 #endif
2963 /* Segment registers */
2964 { "sdr1", offsetof(CPUState, sdr1) },
2965 { "sr0", offsetof(CPUState, sr[0]) },
2966 { "sr1", offsetof(CPUState, sr[1]) },
2967 { "sr2", offsetof(CPUState, sr[2]) },
2968 { "sr3", offsetof(CPUState, sr[3]) },
2969 { "sr4", offsetof(CPUState, sr[4]) },
2970 { "sr5", offsetof(CPUState, sr[5]) },
2971 { "sr6", offsetof(CPUState, sr[6]) },
2972 { "sr7", offsetof(CPUState, sr[7]) },
2973 { "sr8", offsetof(CPUState, sr[8]) },
2974 { "sr9", offsetof(CPUState, sr[9]) },
2975 { "sr10", offsetof(CPUState, sr[10]) },
2976 { "sr11", offsetof(CPUState, sr[11]) },
2977 { "sr12", offsetof(CPUState, sr[12]) },
2978 { "sr13", offsetof(CPUState, sr[13]) },
2979 { "sr14", offsetof(CPUState, sr[14]) },
2980 { "sr15", offsetof(CPUState, sr[15]) },
2981 /* Too lazy to put BATs and SPRs ... */
2982 #elif defined(TARGET_SPARC)
2983 { "g0", offsetof(CPUState, gregs[0]) },
2984 { "g1", offsetof(CPUState, gregs[1]) },
2985 { "g2", offsetof(CPUState, gregs[2]) },
2986 { "g3", offsetof(CPUState, gregs[3]) },
2987 { "g4", offsetof(CPUState, gregs[4]) },
2988 { "g5", offsetof(CPUState, gregs[5]) },
2989 { "g6", offsetof(CPUState, gregs[6]) },
2990 { "g7", offsetof(CPUState, gregs[7]) },
2991 { "o0", 0, monitor_get_reg },
2992 { "o1", 1, monitor_get_reg },
2993 { "o2", 2, monitor_get_reg },
2994 { "o3", 3, monitor_get_reg },
2995 { "o4", 4, monitor_get_reg },
2996 { "o5", 5, monitor_get_reg },
2997 { "o6", 6, monitor_get_reg },
2998 { "o7", 7, monitor_get_reg },
2999 { "l0", 8, monitor_get_reg },
3000 { "l1", 9, monitor_get_reg },
3001 { "l2", 10, monitor_get_reg },
3002 { "l3", 11, monitor_get_reg },
3003 { "l4", 12, monitor_get_reg },
3004 { "l5", 13, monitor_get_reg },
3005 { "l6", 14, monitor_get_reg },
3006 { "l7", 15, monitor_get_reg },
3007 { "i0", 16, monitor_get_reg },
3008 { "i1", 17, monitor_get_reg },
3009 { "i2", 18, monitor_get_reg },
3010 { "i3", 19, monitor_get_reg },
3011 { "i4", 20, monitor_get_reg },
3012 { "i5", 21, monitor_get_reg },
3013 { "i6", 22, monitor_get_reg },
3014 { "i7", 23, monitor_get_reg },
3015 { "pc", offsetof(CPUState, pc) },
3016 { "npc", offsetof(CPUState, npc) },
3017 { "y", offsetof(CPUState, y) },
3018 #ifndef TARGET_SPARC64
3019 { "psr", 0, &monitor_get_psr, },
3020 { "wim", offsetof(CPUState, wim) },
3021 #endif
3022 { "tbr", offsetof(CPUState, tbr) },
3023 { "fsr", offsetof(CPUState, fsr) },
3024 { "f0", offsetof(CPUState, fpr[0]) },
3025 { "f1", offsetof(CPUState, fpr[1]) },
3026 { "f2", offsetof(CPUState, fpr[2]) },
3027 { "f3", offsetof(CPUState, fpr[3]) },
3028 { "f4", offsetof(CPUState, fpr[4]) },
3029 { "f5", offsetof(CPUState, fpr[5]) },
3030 { "f6", offsetof(CPUState, fpr[6]) },
3031 { "f7", offsetof(CPUState, fpr[7]) },
3032 { "f8", offsetof(CPUState, fpr[8]) },
3033 { "f9", offsetof(CPUState, fpr[9]) },
3034 { "f10", offsetof(CPUState, fpr[10]) },
3035 { "f11", offsetof(CPUState, fpr[11]) },
3036 { "f12", offsetof(CPUState, fpr[12]) },
3037 { "f13", offsetof(CPUState, fpr[13]) },
3038 { "f14", offsetof(CPUState, fpr[14]) },
3039 { "f15", offsetof(CPUState, fpr[15]) },
3040 { "f16", offsetof(CPUState, fpr[16]) },
3041 { "f17", offsetof(CPUState, fpr[17]) },
3042 { "f18", offsetof(CPUState, fpr[18]) },
3043 { "f19", offsetof(CPUState, fpr[19]) },
3044 { "f20", offsetof(CPUState, fpr[20]) },
3045 { "f21", offsetof(CPUState, fpr[21]) },
3046 { "f22", offsetof(CPUState, fpr[22]) },
3047 { "f23", offsetof(CPUState, fpr[23]) },
3048 { "f24", offsetof(CPUState, fpr[24]) },
3049 { "f25", offsetof(CPUState, fpr[25]) },
3050 { "f26", offsetof(CPUState, fpr[26]) },
3051 { "f27", offsetof(CPUState, fpr[27]) },
3052 { "f28", offsetof(CPUState, fpr[28]) },
3053 { "f29", offsetof(CPUState, fpr[29]) },
3054 { "f30", offsetof(CPUState, fpr[30]) },
3055 { "f31", offsetof(CPUState, fpr[31]) },
3056 #ifdef TARGET_SPARC64
3057 { "f32", offsetof(CPUState, fpr[32]) },
3058 { "f34", offsetof(CPUState, fpr[34]) },
3059 { "f36", offsetof(CPUState, fpr[36]) },
3060 { "f38", offsetof(CPUState, fpr[38]) },
3061 { "f40", offsetof(CPUState, fpr[40]) },
3062 { "f42", offsetof(CPUState, fpr[42]) },
3063 { "f44", offsetof(CPUState, fpr[44]) },
3064 { "f46", offsetof(CPUState, fpr[46]) },
3065 { "f48", offsetof(CPUState, fpr[48]) },
3066 { "f50", offsetof(CPUState, fpr[50]) },
3067 { "f52", offsetof(CPUState, fpr[52]) },
3068 { "f54", offsetof(CPUState, fpr[54]) },
3069 { "f56", offsetof(CPUState, fpr[56]) },
3070 { "f58", offsetof(CPUState, fpr[58]) },
3071 { "f60", offsetof(CPUState, fpr[60]) },
3072 { "f62", offsetof(CPUState, fpr[62]) },
3073 { "asi", offsetof(CPUState, asi) },
3074 { "pstate", offsetof(CPUState, pstate) },
3075 { "cansave", offsetof(CPUState, cansave) },
3076 { "canrestore", offsetof(CPUState, canrestore) },
3077 { "otherwin", offsetof(CPUState, otherwin) },
3078 { "wstate", offsetof(CPUState, wstate) },
3079 { "cleanwin", offsetof(CPUState, cleanwin) },
3080 { "fprs", offsetof(CPUState, fprs) },
3081 #endif
3082 #endif
3083 { NULL },
3086 static void expr_error(Monitor *mon, const char *msg)
3088 monitor_printf(mon, "%s\n", msg);
3089 longjmp(expr_env, 1);
3092 /* return 0 if OK, -1 if not found */
3093 static int get_monitor_def(target_long *pval, const char *name)
3095 const MonitorDef *md;
3096 void *ptr;
3098 for(md = monitor_defs; md->name != NULL; md++) {
3099 if (compare_cmd(name, md->name)) {
3100 if (md->get_value) {
3101 *pval = md->get_value(md, md->offset);
3102 } else {
3103 CPUState *env = mon_get_cpu();
3104 ptr = (uint8_t *)env + md->offset;
3105 switch(md->type) {
3106 case MD_I32:
3107 *pval = *(int32_t *)ptr;
3108 break;
3109 case MD_TLONG:
3110 *pval = *(target_long *)ptr;
3111 break;
3112 default:
3113 *pval = 0;
3114 break;
3117 return 0;
3120 return -1;
3123 static void next(void)
3125 if (*pch != '\0') {
3126 pch++;
3127 while (qemu_isspace(*pch))
3128 pch++;
3132 static int64_t expr_sum(Monitor *mon);
3134 static int64_t expr_unary(Monitor *mon)
3136 int64_t n;
3137 char *p;
3138 int ret;
3140 switch(*pch) {
3141 case '+':
3142 next();
3143 n = expr_unary(mon);
3144 break;
3145 case '-':
3146 next();
3147 n = -expr_unary(mon);
3148 break;
3149 case '~':
3150 next();
3151 n = ~expr_unary(mon);
3152 break;
3153 case '(':
3154 next();
3155 n = expr_sum(mon);
3156 if (*pch != ')') {
3157 expr_error(mon, "')' expected");
3159 next();
3160 break;
3161 case '\'':
3162 pch++;
3163 if (*pch == '\0')
3164 expr_error(mon, "character constant expected");
3165 n = *pch;
3166 pch++;
3167 if (*pch != '\'')
3168 expr_error(mon, "missing terminating \' character");
3169 next();
3170 break;
3171 case '$':
3173 char buf[128], *q;
3174 target_long reg=0;
3176 pch++;
3177 q = buf;
3178 while ((*pch >= 'a' && *pch <= 'z') ||
3179 (*pch >= 'A' && *pch <= 'Z') ||
3180 (*pch >= '0' && *pch <= '9') ||
3181 *pch == '_' || *pch == '.') {
3182 if ((q - buf) < sizeof(buf) - 1)
3183 *q++ = *pch;
3184 pch++;
3186 while (qemu_isspace(*pch))
3187 pch++;
3188 *q = 0;
3189 ret = get_monitor_def(&reg, buf);
3190 if (ret < 0)
3191 expr_error(mon, "unknown register");
3192 n = reg;
3194 break;
3195 case '\0':
3196 expr_error(mon, "unexpected end of expression");
3197 n = 0;
3198 break;
3199 default:
3200 #if TARGET_PHYS_ADDR_BITS > 32
3201 n = strtoull(pch, &p, 0);
3202 #else
3203 n = strtoul(pch, &p, 0);
3204 #endif
3205 if (pch == p) {
3206 expr_error(mon, "invalid char in expression");
3208 pch = p;
3209 while (qemu_isspace(*pch))
3210 pch++;
3211 break;
3213 return n;
3217 static int64_t expr_prod(Monitor *mon)
3219 int64_t val, val2;
3220 int op;
3222 val = expr_unary(mon);
3223 for(;;) {
3224 op = *pch;
3225 if (op != '*' && op != '/' && op != '%')
3226 break;
3227 next();
3228 val2 = expr_unary(mon);
3229 switch(op) {
3230 default:
3231 case '*':
3232 val *= val2;
3233 break;
3234 case '/':
3235 case '%':
3236 if (val2 == 0)
3237 expr_error(mon, "division by zero");
3238 if (op == '/')
3239 val /= val2;
3240 else
3241 val %= val2;
3242 break;
3245 return val;
3248 static int64_t expr_logic(Monitor *mon)
3250 int64_t val, val2;
3251 int op;
3253 val = expr_prod(mon);
3254 for(;;) {
3255 op = *pch;
3256 if (op != '&' && op != '|' && op != '^')
3257 break;
3258 next();
3259 val2 = expr_prod(mon);
3260 switch(op) {
3261 default:
3262 case '&':
3263 val &= val2;
3264 break;
3265 case '|':
3266 val |= val2;
3267 break;
3268 case '^':
3269 val ^= val2;
3270 break;
3273 return val;
3276 static int64_t expr_sum(Monitor *mon)
3278 int64_t val, val2;
3279 int op;
3281 val = expr_logic(mon);
3282 for(;;) {
3283 op = *pch;
3284 if (op != '+' && op != '-')
3285 break;
3286 next();
3287 val2 = expr_logic(mon);
3288 if (op == '+')
3289 val += val2;
3290 else
3291 val -= val2;
3293 return val;
3296 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3298 pch = *pp;
3299 if (setjmp(expr_env)) {
3300 *pp = pch;
3301 return -1;
3303 while (qemu_isspace(*pch))
3304 pch++;
3305 *pval = expr_sum(mon);
3306 *pp = pch;
3307 return 0;
3310 static int get_double(Monitor *mon, double *pval, const char **pp)
3312 const char *p = *pp;
3313 char *tailp;
3314 double d;
3316 d = strtod(p, &tailp);
3317 if (tailp == p) {
3318 monitor_printf(mon, "Number expected\n");
3319 return -1;
3321 if (d != d || d - d != 0) {
3322 /* NaN or infinity */
3323 monitor_printf(mon, "Bad number\n");
3324 return -1;
3326 *pval = d;
3327 *pp = tailp;
3328 return 0;
3331 static int get_str(char *buf, int buf_size, const char **pp)
3333 const char *p;
3334 char *q;
3335 int c;
3337 q = buf;
3338 p = *pp;
3339 while (qemu_isspace(*p))
3340 p++;
3341 if (*p == '\0') {
3342 fail:
3343 *q = '\0';
3344 *pp = p;
3345 return -1;
3347 if (*p == '\"') {
3348 p++;
3349 while (*p != '\0' && *p != '\"') {
3350 if (*p == '\\') {
3351 p++;
3352 c = *p++;
3353 switch(c) {
3354 case 'n':
3355 c = '\n';
3356 break;
3357 case 'r':
3358 c = '\r';
3359 break;
3360 case '\\':
3361 case '\'':
3362 case '\"':
3363 break;
3364 default:
3365 qemu_printf("unsupported escape code: '\\%c'\n", c);
3366 goto fail;
3368 if ((q - buf) < buf_size - 1) {
3369 *q++ = c;
3371 } else {
3372 if ((q - buf) < buf_size - 1) {
3373 *q++ = *p;
3375 p++;
3378 if (*p != '\"') {
3379 qemu_printf("unterminated string\n");
3380 goto fail;
3382 p++;
3383 } else {
3384 while (*p != '\0' && !qemu_isspace(*p)) {
3385 if ((q - buf) < buf_size - 1) {
3386 *q++ = *p;
3388 p++;
3391 *q = '\0';
3392 *pp = p;
3393 return 0;
3397 * Store the command-name in cmdname, and return a pointer to
3398 * the remaining of the command string.
3400 static const char *get_command_name(const char *cmdline,
3401 char *cmdname, size_t nlen)
3403 size_t len;
3404 const char *p, *pstart;
3406 p = cmdline;
3407 while (qemu_isspace(*p))
3408 p++;
3409 if (*p == '\0')
3410 return NULL;
3411 pstart = p;
3412 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3413 p++;
3414 len = p - pstart;
3415 if (len > nlen - 1)
3416 len = nlen - 1;
3417 memcpy(cmdname, pstart, len);
3418 cmdname[len] = '\0';
3419 return p;
3423 * Read key of 'type' into 'key' and return the current
3424 * 'type' pointer.
3426 static char *key_get_info(const char *type, char **key)
3428 size_t len;
3429 char *p, *str;
3431 if (*type == ',')
3432 type++;
3434 p = strchr(type, ':');
3435 if (!p) {
3436 *key = NULL;
3437 return NULL;
3439 len = p - type;
3441 str = qemu_malloc(len + 1);
3442 memcpy(str, type, len);
3443 str[len] = '\0';
3445 *key = str;
3446 return ++p;
3449 static int default_fmt_format = 'x';
3450 static int default_fmt_size = 4;
3452 #define MAX_ARGS 16
3454 static int is_valid_option(const char *c, const char *typestr)
3456 char option[3];
3458 option[0] = '-';
3459 option[1] = *c;
3460 option[2] = '\0';
3462 typestr = strstr(typestr, option);
3463 return (typestr != NULL);
3466 static const mon_cmd_t *monitor_find_command(const char *cmdname)
3468 const mon_cmd_t *cmd;
3470 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3471 if (compare_cmd(cmdname, cmd->name)) {
3472 return cmd;
3476 return NULL;
3479 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3480 const char *cmdline,
3481 QDict *qdict)
3483 const char *p, *typestr;
3484 int c;
3485 const mon_cmd_t *cmd;
3486 char cmdname[256];
3487 char buf[1024];
3488 char *key;
3490 #ifdef DEBUG
3491 monitor_printf(mon, "command='%s'\n", cmdline);
3492 #endif
3494 /* extract the command name */
3495 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3496 if (!p)
3497 return NULL;
3499 cmd = monitor_find_command(cmdname);
3500 if (!cmd) {
3501 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3502 return NULL;
3505 /* parse the parameters */
3506 typestr = cmd->args_type;
3507 for(;;) {
3508 typestr = key_get_info(typestr, &key);
3509 if (!typestr)
3510 break;
3511 c = *typestr;
3512 typestr++;
3513 switch(c) {
3514 case 'F':
3515 case 'B':
3516 case 's':
3518 int ret;
3520 while (qemu_isspace(*p))
3521 p++;
3522 if (*typestr == '?') {
3523 typestr++;
3524 if (*p == '\0') {
3525 /* no optional string: NULL argument */
3526 break;
3529 ret = get_str(buf, sizeof(buf), &p);
3530 if (ret < 0) {
3531 switch(c) {
3532 case 'F':
3533 monitor_printf(mon, "%s: filename expected\n",
3534 cmdname);
3535 break;
3536 case 'B':
3537 monitor_printf(mon, "%s: block device name expected\n",
3538 cmdname);
3539 break;
3540 default:
3541 monitor_printf(mon, "%s: string expected\n", cmdname);
3542 break;
3544 goto fail;
3546 qdict_put(qdict, key, qstring_from_str(buf));
3548 break;
3549 case '/':
3551 int count, format, size;
3553 while (qemu_isspace(*p))
3554 p++;
3555 if (*p == '/') {
3556 /* format found */
3557 p++;
3558 count = 1;
3559 if (qemu_isdigit(*p)) {
3560 count = 0;
3561 while (qemu_isdigit(*p)) {
3562 count = count * 10 + (*p - '0');
3563 p++;
3566 size = -1;
3567 format = -1;
3568 for(;;) {
3569 switch(*p) {
3570 case 'o':
3571 case 'd':
3572 case 'u':
3573 case 'x':
3574 case 'i':
3575 case 'c':
3576 format = *p++;
3577 break;
3578 case 'b':
3579 size = 1;
3580 p++;
3581 break;
3582 case 'h':
3583 size = 2;
3584 p++;
3585 break;
3586 case 'w':
3587 size = 4;
3588 p++;
3589 break;
3590 case 'g':
3591 case 'L':
3592 size = 8;
3593 p++;
3594 break;
3595 default:
3596 goto next;
3599 next:
3600 if (*p != '\0' && !qemu_isspace(*p)) {
3601 monitor_printf(mon, "invalid char in format: '%c'\n",
3602 *p);
3603 goto fail;
3605 if (format < 0)
3606 format = default_fmt_format;
3607 if (format != 'i') {
3608 /* for 'i', not specifying a size gives -1 as size */
3609 if (size < 0)
3610 size = default_fmt_size;
3611 default_fmt_size = size;
3613 default_fmt_format = format;
3614 } else {
3615 count = 1;
3616 format = default_fmt_format;
3617 if (format != 'i') {
3618 size = default_fmt_size;
3619 } else {
3620 size = -1;
3623 qdict_put(qdict, "count", qint_from_int(count));
3624 qdict_put(qdict, "format", qint_from_int(format));
3625 qdict_put(qdict, "size", qint_from_int(size));
3627 break;
3628 case 'i':
3629 case 'l':
3630 case 'M':
3632 int64_t val;
3634 while (qemu_isspace(*p))
3635 p++;
3636 if (*typestr == '?' || *typestr == '.') {
3637 if (*typestr == '?') {
3638 if (*p == '\0') {
3639 typestr++;
3640 break;
3642 } else {
3643 if (*p == '.') {
3644 p++;
3645 while (qemu_isspace(*p))
3646 p++;
3647 } else {
3648 typestr++;
3649 break;
3652 typestr++;
3654 if (get_expr(mon, &val, &p))
3655 goto fail;
3656 /* Check if 'i' is greater than 32-bit */
3657 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3658 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3659 monitor_printf(mon, "integer is for 32-bit values\n");
3660 goto fail;
3661 } else if (c == 'M') {
3662 val <<= 20;
3664 qdict_put(qdict, key, qint_from_int(val));
3666 break;
3667 case 'b':
3668 case 'T':
3670 double val;
3672 while (qemu_isspace(*p))
3673 p++;
3674 if (*typestr == '?') {
3675 typestr++;
3676 if (*p == '\0') {
3677 break;
3680 if (get_double(mon, &val, &p) < 0) {
3681 goto fail;
3683 if (c == 'b' && *p) {
3684 switch (*p) {
3685 case 'K': case 'k':
3686 val *= 1 << 10; p++; break;
3687 case 'M': case 'm':
3688 val *= 1 << 20; p++; break;
3689 case 'G': case 'g':
3690 val *= 1 << 30; p++; break;
3693 if (c == 'T' && p[0] && p[1] == 's') {
3694 switch (*p) {
3695 case 'm':
3696 val /= 1e3; p += 2; break;
3697 case 'u':
3698 val /= 1e6; p += 2; break;
3699 case 'n':
3700 val /= 1e9; p += 2; break;
3703 if (*p && !qemu_isspace(*p)) {
3704 monitor_printf(mon, "Unknown unit suffix\n");
3705 goto fail;
3707 qdict_put(qdict, key, qfloat_from_double(val));
3709 break;
3710 case '-':
3712 const char *tmp = p;
3713 int has_option, skip_key = 0;
3714 /* option */
3716 c = *typestr++;
3717 if (c == '\0')
3718 goto bad_type;
3719 while (qemu_isspace(*p))
3720 p++;
3721 has_option = 0;
3722 if (*p == '-') {
3723 p++;
3724 if(c != *p) {
3725 if(!is_valid_option(p, typestr)) {
3727 monitor_printf(mon, "%s: unsupported option -%c\n",
3728 cmdname, *p);
3729 goto fail;
3730 } else {
3731 skip_key = 1;
3734 if(skip_key) {
3735 p = tmp;
3736 } else {
3737 p++;
3738 has_option = 1;
3741 qdict_put(qdict, key, qint_from_int(has_option));
3743 break;
3744 default:
3745 bad_type:
3746 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3747 goto fail;
3749 qemu_free(key);
3750 key = NULL;
3752 /* check that all arguments were parsed */
3753 while (qemu_isspace(*p))
3754 p++;
3755 if (*p != '\0') {
3756 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3757 cmdname);
3758 goto fail;
3761 return cmd;
3763 fail:
3764 qemu_free(key);
3765 return NULL;
3768 static void monitor_print_error(Monitor *mon)
3770 qerror_print(mon->error);
3771 QDECREF(mon->error);
3772 mon->error = NULL;
3775 static int is_async_return(const QObject *data)
3777 if (data && qobject_type(data) == QTYPE_QDICT) {
3778 return qdict_haskey(qobject_to_qdict(data), "__mon_async");
3781 return 0;
3784 static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3785 const QDict *params)
3787 QObject *data = NULL;
3789 cmd->mhandler.cmd_new(mon, params, &data);
3791 if (is_async_return(data)) {
3793 * Asynchronous commands have no initial return data but they can
3794 * generate errors. Data is returned via the async completion handler.
3796 if (monitor_ctrl_mode(mon) && monitor_has_error(mon)) {
3797 monitor_protocol_emitter(mon, NULL);
3799 } else if (monitor_ctrl_mode(mon)) {
3800 /* Monitor Protocol */
3801 monitor_protocol_emitter(mon, data);
3802 } else {
3803 /* User Protocol */
3804 if (data)
3805 cmd->user_print(mon, data);
3808 qobject_decref(data);
3811 static void handle_user_command(Monitor *mon, const char *cmdline)
3813 QDict *qdict;
3814 const mon_cmd_t *cmd;
3816 qdict = qdict_new();
3818 cmd = monitor_parse_command(mon, cmdline, qdict);
3819 if (!cmd)
3820 goto out;
3822 qemu_errors_to_mon(mon);
3824 if (monitor_handler_is_async(cmd)) {
3825 user_async_cmd_handler(mon, cmd, qdict);
3826 } else if (monitor_handler_ported(cmd)) {
3827 monitor_call_handler(mon, cmd, qdict);
3828 } else {
3829 cmd->mhandler.cmd(mon, qdict);
3832 if (monitor_has_error(mon))
3833 monitor_print_error(mon);
3835 qemu_errors_to_previous();
3837 out:
3838 QDECREF(qdict);
3841 static void cmd_completion(const char *name, const char *list)
3843 const char *p, *pstart;
3844 char cmd[128];
3845 int len;
3847 p = list;
3848 for(;;) {
3849 pstart = p;
3850 p = strchr(p, '|');
3851 if (!p)
3852 p = pstart + strlen(pstart);
3853 len = p - pstart;
3854 if (len > sizeof(cmd) - 2)
3855 len = sizeof(cmd) - 2;
3856 memcpy(cmd, pstart, len);
3857 cmd[len] = '\0';
3858 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3859 readline_add_completion(cur_mon->rs, cmd);
3861 if (*p == '\0')
3862 break;
3863 p++;
3867 static void file_completion(const char *input)
3869 DIR *ffs;
3870 struct dirent *d;
3871 char path[1024];
3872 char file[1024], file_prefix[1024];
3873 int input_path_len;
3874 const char *p;
3876 p = strrchr(input, '/');
3877 if (!p) {
3878 input_path_len = 0;
3879 pstrcpy(file_prefix, sizeof(file_prefix), input);
3880 pstrcpy(path, sizeof(path), ".");
3881 } else {
3882 input_path_len = p - input + 1;
3883 memcpy(path, input, input_path_len);
3884 if (input_path_len > sizeof(path) - 1)
3885 input_path_len = sizeof(path) - 1;
3886 path[input_path_len] = '\0';
3887 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3889 #ifdef DEBUG_COMPLETION
3890 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3891 input, path, file_prefix);
3892 #endif
3893 ffs = opendir(path);
3894 if (!ffs)
3895 return;
3896 for(;;) {
3897 struct stat sb;
3898 d = readdir(ffs);
3899 if (!d)
3900 break;
3901 if (strstart(d->d_name, file_prefix, NULL)) {
3902 memcpy(file, input, input_path_len);
3903 if (input_path_len < sizeof(file))
3904 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3905 d->d_name);
3906 /* stat the file to find out if it's a directory.
3907 * In that case add a slash to speed up typing long paths
3909 stat(file, &sb);
3910 if(S_ISDIR(sb.st_mode))
3911 pstrcat(file, sizeof(file), "/");
3912 readline_add_completion(cur_mon->rs, file);
3915 closedir(ffs);
3918 static void block_completion_it(void *opaque, BlockDriverState *bs)
3920 const char *name = bdrv_get_device_name(bs);
3921 const char *input = opaque;
3923 if (input[0] == '\0' ||
3924 !strncmp(name, (char *)input, strlen(input))) {
3925 readline_add_completion(cur_mon->rs, name);
3929 /* NOTE: this parser is an approximate form of the real command parser */
3930 static void parse_cmdline(const char *cmdline,
3931 int *pnb_args, char **args)
3933 const char *p;
3934 int nb_args, ret;
3935 char buf[1024];
3937 p = cmdline;
3938 nb_args = 0;
3939 for(;;) {
3940 while (qemu_isspace(*p))
3941 p++;
3942 if (*p == '\0')
3943 break;
3944 if (nb_args >= MAX_ARGS)
3945 break;
3946 ret = get_str(buf, sizeof(buf), &p);
3947 args[nb_args] = qemu_strdup(buf);
3948 nb_args++;
3949 if (ret < 0)
3950 break;
3952 *pnb_args = nb_args;
3955 static const char *next_arg_type(const char *typestr)
3957 const char *p = strchr(typestr, ':');
3958 return (p != NULL ? ++p : typestr);
3961 static void monitor_find_completion(const char *cmdline)
3963 const char *cmdname;
3964 char *args[MAX_ARGS];
3965 int nb_args, i, len;
3966 const char *ptype, *str;
3967 const mon_cmd_t *cmd;
3968 const KeyDef *key;
3970 parse_cmdline(cmdline, &nb_args, args);
3971 #ifdef DEBUG_COMPLETION
3972 for(i = 0; i < nb_args; i++) {
3973 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3975 #endif
3977 /* if the line ends with a space, it means we want to complete the
3978 next arg */
3979 len = strlen(cmdline);
3980 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3981 if (nb_args >= MAX_ARGS)
3982 return;
3983 args[nb_args++] = qemu_strdup("");
3985 if (nb_args <= 1) {
3986 /* command completion */
3987 if (nb_args == 0)
3988 cmdname = "";
3989 else
3990 cmdname = args[0];
3991 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3992 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3993 cmd_completion(cmdname, cmd->name);
3995 } else {
3996 /* find the command */
3997 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3998 if (compare_cmd(args[0], cmd->name))
3999 goto found;
4001 return;
4002 found:
4003 ptype = next_arg_type(cmd->args_type);
4004 for(i = 0; i < nb_args - 2; i++) {
4005 if (*ptype != '\0') {
4006 ptype = next_arg_type(ptype);
4007 while (*ptype == '?')
4008 ptype = next_arg_type(ptype);
4011 str = args[nb_args - 1];
4012 if (*ptype == '-' && ptype[1] != '\0') {
4013 ptype += 2;
4015 switch(*ptype) {
4016 case 'F':
4017 /* file completion */
4018 readline_set_completion_index(cur_mon->rs, strlen(str));
4019 file_completion(str);
4020 break;
4021 case 'B':
4022 /* block device name completion */
4023 readline_set_completion_index(cur_mon->rs, strlen(str));
4024 bdrv_iterate(block_completion_it, (void *)str);
4025 break;
4026 case 's':
4027 /* XXX: more generic ? */
4028 if (!strcmp(cmd->name, "info")) {
4029 readline_set_completion_index(cur_mon->rs, strlen(str));
4030 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
4031 cmd_completion(str, cmd->name);
4033 } else if (!strcmp(cmd->name, "sendkey")) {
4034 char *sep = strrchr(str, '-');
4035 if (sep)
4036 str = sep + 1;
4037 readline_set_completion_index(cur_mon->rs, strlen(str));
4038 for(key = key_defs; key->name != NULL; key++) {
4039 cmd_completion(str, key->name);
4041 } else if (!strcmp(cmd->name, "help|?")) {
4042 readline_set_completion_index(cur_mon->rs, strlen(str));
4043 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
4044 cmd_completion(str, cmd->name);
4047 break;
4048 default:
4049 break;
4052 for(i = 0; i < nb_args; i++)
4053 qemu_free(args[i]);
4056 static int monitor_can_read(void *opaque)
4058 Monitor *mon = opaque;
4060 return (mon->suspend_cnt == 0) ? 1 : 0;
4063 typedef struct CmdArgs {
4064 QString *name;
4065 int type;
4066 int flag;
4067 int optional;
4068 } CmdArgs;
4070 static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
4072 if (!cmd_args->optional) {
4073 qemu_error_new(QERR_MISSING_PARAMETER, name);
4074 return -1;
4077 if (cmd_args->type == '-') {
4078 /* handlers expect a value, they need to be changed */
4079 qdict_put(args, name, qint_from_int(0));
4082 return 0;
4085 static int check_arg(const CmdArgs *cmd_args, QDict *args)
4087 QObject *value;
4088 const char *name;
4090 name = qstring_get_str(cmd_args->name);
4092 if (!args) {
4093 return check_opt(cmd_args, name, args);
4096 value = qdict_get(args, name);
4097 if (!value) {
4098 return check_opt(cmd_args, name, args);
4101 switch (cmd_args->type) {
4102 case 'F':
4103 case 'B':
4104 case 's':
4105 if (qobject_type(value) != QTYPE_QSTRING) {
4106 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
4107 return -1;
4109 break;
4110 case '/': {
4111 int i;
4112 const char *keys[] = { "count", "format", "size", NULL };
4114 for (i = 0; keys[i]; i++) {
4115 QObject *obj = qdict_get(args, keys[i]);
4116 if (!obj) {
4117 qemu_error_new(QERR_MISSING_PARAMETER, name);
4118 return -1;
4120 if (qobject_type(obj) != QTYPE_QINT) {
4121 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
4122 return -1;
4125 break;
4127 case 'i':
4128 case 'l':
4129 case 'M':
4130 if (qobject_type(value) != QTYPE_QINT) {
4131 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
4132 return -1;
4134 break;
4135 case 'b':
4136 case 'T':
4137 if (qobject_type(value) != QTYPE_QINT && qobject_type(value) != QTYPE_QFLOAT) {
4138 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "number");
4139 return -1;
4141 break;
4142 case '-':
4143 if (qobject_type(value) != QTYPE_QINT &&
4144 qobject_type(value) != QTYPE_QBOOL) {
4145 qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
4146 return -1;
4148 if (qobject_type(value) == QTYPE_QBOOL) {
4149 /* handlers expect a QInt, they need to be changed */
4150 qdict_put(args, name,
4151 qint_from_int(qbool_get_int(qobject_to_qbool(value))));
4153 break;
4154 default:
4155 /* impossible */
4156 abort();
4159 return 0;
4162 static void cmd_args_init(CmdArgs *cmd_args)
4164 cmd_args->name = qstring_new();
4165 cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
4169 * This is not trivial, we have to parse Monitor command's argument
4170 * type syntax to be able to check the arguments provided by clients.
4172 * In the near future we will be using an array for that and will be
4173 * able to drop all this parsing...
4175 static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
4177 int err;
4178 const char *p;
4179 CmdArgs cmd_args;
4181 if (cmd->args_type == NULL) {
4182 return (qdict_size(args) == 0 ? 0 : -1);
4185 err = 0;
4186 cmd_args_init(&cmd_args);
4188 for (p = cmd->args_type;; p++) {
4189 if (*p == ':') {
4190 cmd_args.type = *++p;
4191 p++;
4192 if (cmd_args.type == '-') {
4193 cmd_args.flag = *p++;
4194 cmd_args.optional = 1;
4195 } else if (*p == '?') {
4196 cmd_args.optional = 1;
4197 p++;
4200 assert(*p == ',' || *p == '\0');
4201 err = check_arg(&cmd_args, args);
4203 QDECREF(cmd_args.name);
4204 cmd_args_init(&cmd_args);
4206 if (err < 0) {
4207 break;
4209 } else {
4210 qstring_append_chr(cmd_args.name, *p);
4213 if (*p == '\0') {
4214 break;
4218 QDECREF(cmd_args.name);
4219 return err;
4222 static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
4224 int err;
4225 QObject *obj;
4226 QDict *input, *args;
4227 const mon_cmd_t *cmd;
4228 Monitor *mon = cur_mon;
4229 const char *cmd_name, *info_item;
4231 args = NULL;
4232 qemu_errors_to_mon(mon);
4234 obj = json_parser_parse(tokens, NULL);
4235 if (!obj) {
4236 // FIXME: should be triggered in json_parser_parse()
4237 qemu_error_new(QERR_JSON_PARSING);
4238 goto err_out;
4239 } else if (qobject_type(obj) != QTYPE_QDICT) {
4240 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
4241 qobject_decref(obj);
4242 goto err_out;
4245 input = qobject_to_qdict(obj);
4247 mon->mc->id = qdict_get(input, "id");
4248 qobject_incref(mon->mc->id);
4250 obj = qdict_get(input, "execute");
4251 if (!obj) {
4252 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
4253 goto err_input;
4254 } else if (qobject_type(obj) != QTYPE_QSTRING) {
4255 qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
4256 goto err_input;
4259 cmd_name = qstring_get_str(qobject_to_qstring(obj));
4262 * XXX: We need this special case until we get info handlers
4263 * converted into 'query-' commands
4265 if (compare_cmd(cmd_name, "info")) {
4266 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4267 goto err_input;
4268 } else if (strstart(cmd_name, "query-", &info_item)) {
4269 cmd = monitor_find_command("info");
4270 qdict_put_obj(input, "arguments",
4271 qobject_from_jsonf("{ 'item': %s }", info_item));
4272 } else {
4273 cmd = monitor_find_command(cmd_name);
4274 if (!cmd || !monitor_handler_ported(cmd)) {
4275 qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
4276 goto err_input;
4280 obj = qdict_get(input, "arguments");
4281 if (!obj) {
4282 args = qdict_new();
4283 } else {
4284 args = qobject_to_qdict(obj);
4285 QINCREF(args);
4288 QDECREF(input);
4290 err = monitor_check_qmp_args(cmd, args);
4291 if (err < 0) {
4292 goto err_out;
4295 if (monitor_handler_is_async(cmd)) {
4296 qmp_async_cmd_handler(mon, cmd, args);
4297 } else {
4298 monitor_call_handler(mon, cmd, args);
4300 goto out;
4302 err_input:
4303 QDECREF(input);
4304 err_out:
4305 monitor_protocol_emitter(mon, NULL);
4306 out:
4307 QDECREF(args);
4308 qemu_errors_to_previous();
4312 * monitor_control_read(): Read and handle QMP input
4314 static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
4316 Monitor *old_mon = cur_mon;
4318 cur_mon = opaque;
4320 json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
4322 cur_mon = old_mon;
4325 static void monitor_read(void *opaque, const uint8_t *buf, int size)
4327 Monitor *old_mon = cur_mon;
4328 int i;
4330 cur_mon = opaque;
4332 if (cur_mon->rs) {
4333 for (i = 0; i < size; i++)
4334 readline_handle_byte(cur_mon->rs, buf[i]);
4335 } else {
4336 if (size == 0 || buf[size - 1] != 0)
4337 monitor_printf(cur_mon, "corrupted command\n");
4338 else
4339 handle_user_command(cur_mon, (char *)buf);
4342 cur_mon = old_mon;
4345 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
4347 monitor_suspend(mon);
4348 handle_user_command(mon, cmdline);
4349 monitor_resume(mon);
4352 int monitor_suspend(Monitor *mon)
4354 if (!mon->rs)
4355 return -ENOTTY;
4356 mon->suspend_cnt++;
4357 return 0;
4360 void monitor_resume(Monitor *mon)
4362 if (!mon->rs)
4363 return;
4364 if (--mon->suspend_cnt == 0)
4365 readline_show_prompt(mon->rs);
4369 * monitor_control_event(): Print QMP gretting
4371 static void monitor_control_event(void *opaque, int event)
4373 if (event == CHR_EVENT_OPENED) {
4374 QObject *data;
4375 Monitor *mon = opaque;
4377 json_message_parser_init(&mon->mc->parser, handle_qmp_command);
4379 data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
4380 assert(data != NULL);
4382 monitor_json_emitter(mon, data);
4383 qobject_decref(data);
4387 static void monitor_event(void *opaque, int event)
4389 Monitor *mon = opaque;
4391 switch (event) {
4392 case CHR_EVENT_MUX_IN:
4393 mon->mux_out = 0;
4394 if (mon->reset_seen) {
4395 readline_restart(mon->rs);
4396 monitor_resume(mon);
4397 monitor_flush(mon);
4398 } else {
4399 mon->suspend_cnt = 0;
4401 break;
4403 case CHR_EVENT_MUX_OUT:
4404 if (mon->reset_seen) {
4405 if (mon->suspend_cnt == 0) {
4406 monitor_printf(mon, "\n");
4408 monitor_flush(mon);
4409 monitor_suspend(mon);
4410 } else {
4411 mon->suspend_cnt++;
4413 mon->mux_out = 1;
4414 break;
4416 case CHR_EVENT_OPENED:
4417 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4418 "information\n", QEMU_VERSION);
4419 if (!mon->mux_out) {
4420 readline_show_prompt(mon->rs);
4422 mon->reset_seen = 1;
4423 break;
4429 * Local variables:
4430 * c-indent-level: 4
4431 * c-basic-offset: 4
4432 * tab-width: 8
4433 * End:
4436 void monitor_init(CharDriverState *chr, int flags)
4438 static int is_first_init = 1;
4439 Monitor *mon;
4441 if (is_first_init) {
4442 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4443 is_first_init = 0;
4446 mon = qemu_mallocz(sizeof(*mon));
4448 mon->chr = chr;
4449 mon->flags = flags;
4450 if (flags & MONITOR_USE_READLINE) {
4451 mon->rs = readline_init(mon, monitor_find_completion);
4452 monitor_read_command(mon, 0);
4455 if (monitor_ctrl_mode(mon)) {
4456 mon->mc = qemu_mallocz(sizeof(MonitorControl));
4457 /* Control mode requires special handlers */
4458 qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4459 monitor_control_event, mon);
4460 } else {
4461 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4462 monitor_event, mon);
4465 QLIST_INSERT_HEAD(&mon_list, mon, entry);
4466 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4467 cur_mon = mon;
4470 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4472 BlockDriverState *bs = opaque;
4473 int ret = 0;
4475 if (bdrv_set_key(bs, password) != 0) {
4476 monitor_printf(mon, "invalid password\n");
4477 ret = -EPERM;
4479 if (mon->password_completion_cb)
4480 mon->password_completion_cb(mon->password_opaque, ret);
4482 monitor_read_command(mon, 1);
4485 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4486 BlockDriverCompletionFunc *completion_cb,
4487 void *opaque)
4489 int err;
4491 if (!bdrv_key_required(bs)) {
4492 if (completion_cb)
4493 completion_cb(opaque, 0);
4494 return;
4497 if (monitor_ctrl_mode(mon)) {
4498 qemu_error_new(QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs));
4499 return;
4502 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4503 bdrv_get_encrypted_filename(bs));
4505 mon->password_completion_cb = completion_cb;
4506 mon->password_opaque = opaque;
4508 err = monitor_read_password(mon, bdrv_password_cb, bs);
4510 if (err && completion_cb)
4511 completion_cb(opaque, err);
4514 typedef struct QemuErrorSink QemuErrorSink;
4515 struct QemuErrorSink {
4516 enum {
4517 ERR_SINK_FILE,
4518 ERR_SINK_MONITOR,
4519 } dest;
4520 union {
4521 FILE *fp;
4522 Monitor *mon;
4524 QemuErrorSink *previous;
4527 static QemuErrorSink *qemu_error_sink;
4529 void qemu_errors_to_file(FILE *fp)
4531 QemuErrorSink *sink;
4533 sink = qemu_mallocz(sizeof(*sink));
4534 sink->dest = ERR_SINK_FILE;
4535 sink->fp = fp;
4536 sink->previous = qemu_error_sink;
4537 qemu_error_sink = sink;
4540 void qemu_errors_to_mon(Monitor *mon)
4542 QemuErrorSink *sink;
4544 sink = qemu_mallocz(sizeof(*sink));
4545 sink->dest = ERR_SINK_MONITOR;
4546 sink->mon = mon;
4547 sink->previous = qemu_error_sink;
4548 qemu_error_sink = sink;
4551 void qemu_errors_to_previous(void)
4553 QemuErrorSink *sink;
4555 assert(qemu_error_sink != NULL);
4556 sink = qemu_error_sink;
4557 qemu_error_sink = sink->previous;
4558 qemu_free(sink);
4561 void qemu_error(const char *fmt, ...)
4563 va_list args;
4565 assert(qemu_error_sink != NULL);
4566 switch (qemu_error_sink->dest) {
4567 case ERR_SINK_FILE:
4568 va_start(args, fmt);
4569 vfprintf(qemu_error_sink->fp, fmt, args);
4570 va_end(args);
4571 break;
4572 case ERR_SINK_MONITOR:
4573 va_start(args, fmt);
4574 monitor_vprintf(qemu_error_sink->mon, fmt, args);
4575 va_end(args);
4576 break;
4580 void qemu_error_internal(const char *file, int linenr, const char *func,
4581 const char *fmt, ...)
4583 va_list va;
4584 QError *qerror;
4586 assert(qemu_error_sink != NULL);
4588 va_start(va, fmt);
4589 qerror = qerror_from_info(file, linenr, func, fmt, &va);
4590 va_end(va);
4592 switch (qemu_error_sink->dest) {
4593 case ERR_SINK_FILE:
4594 qerror_print(qerror);
4595 QDECREF(qerror);
4596 break;
4597 case ERR_SINK_MONITOR:
4598 assert(qemu_error_sink->mon->error == NULL);
4599 qemu_error_sink->mon->error = qerror;
4600 break;