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
26 #include "monitor/qdev.h"
28 #include "hw/i386/pc.h"
29 #include "hw/pci/pci.h"
30 #include "sysemu/watchdog.h"
31 #include "hw/loader.h"
32 #include "exec/gdbstub.h"
34 #include "net/slirp.h"
35 #include "sysemu/char.h"
36 #include "ui/qemu-spice.h"
37 #include "sysemu/sysemu.h"
38 #include "sysemu/numa.h"
39 #include "monitor/monitor.h"
40 #include "qemu/readline.h"
41 #include "ui/console.h"
43 #include "sysemu/blockdev.h"
44 #include "audio/audio.h"
45 #include "disas/disas.h"
46 #include "sysemu/balloon.h"
47 #include "qemu/timer.h"
48 #include "migration/migration.h"
49 #include "sysemu/kvm.h"
51 #include "sysemu/tpm.h"
52 #include "qapi/qmp/qerror.h"
53 #include "qapi/qmp/qint.h"
54 #include "qapi/qmp/qfloat.h"
55 #include "qapi/qmp/qlist.h"
56 #include "qapi/qmp/qbool.h"
57 #include "qapi/qmp/qstring.h"
58 #include "qapi/qmp/qjson.h"
59 #include "qapi/qmp/json-streamer.h"
60 #include "qapi/qmp/json-parser.h"
61 #include <qom/object_interfaces.h>
62 #include "qemu/osdep.h"
65 #include "trace/control.h"
66 #include "monitor/hmp-target.h"
67 #ifdef CONFIG_TRACE_SIMPLE
68 #include "trace/simple.h"
70 #include "exec/memory.h"
71 #include "qmp-commands.h"
73 #include "qemu/thread.h"
74 #include "block/qapi.h"
75 #include "qapi/qmp-event.h"
76 #include "qapi-event.h"
77 #include "qmp-introspect.h"
78 #include "sysemu/block-backend.h"
80 /* for hmp_info_irq/pic */
81 #if defined(TARGET_SPARC)
82 #include "hw/sparc/sun4m.h"
84 #include "hw/lm32/lm32_pic.h"
86 #if defined(TARGET_S390X)
87 #include "hw/s390x/storage-keys.h"
94 * 'B' block device name
95 * 's' string (accept optional quote)
96 * 'S' it just appends the rest of the string (accept optional quote)
97 * 'O' option string of the form NAME=VALUE,...
98 * parsed according to QemuOptsList given by its name
99 * Example: 'device:O' uses qemu_device_opts.
100 * Restriction: only lists with empty desc are supported
101 * TODO lift the restriction
103 * 'l' target long (32 or 64 bit)
104 * 'M' Non-negative target long (32 or 64 bit), in user mode the
105 * value is multiplied by 2^20 (think Mebibyte)
106 * 'o' octets (aka bytes)
107 * user mode accepts an optional E, e, P, p, T, t, G, g, M, m,
108 * K, k suffix, which multiplies the value by 2^60 for suffixes E
109 * and e, 2^50 for suffixes P and p, 2^40 for suffixes T and t,
110 * 2^30 for suffixes G and g, 2^20 for M and m, 2^10 for K and k
112 * user mode accepts an optional ms, us, ns suffix,
113 * which divides the value by 1e3, 1e6, 1e9, respectively
114 * '/' optional gdb-like print format (like "/10x")
116 * '?' optional type (for all types, except '/')
117 * '.' other form of optional type (for 'i' and 'l')
119 * user mode accepts "on" or "off"
120 * '-' optional parameter (eg. '-f')
124 typedef struct mon_cmd_t
{
126 const char *args_type
;
130 void (*cmd
)(Monitor
*mon
, const QDict
*qdict
);
131 void (*cmd_new
)(QDict
*params
, QObject
**ret_data
, Error
**errp
);
133 /* @sub_table is a list of 2nd level of commands. If it do not exist,
134 * mhandler should be used. If it exist, sub_table[?].mhandler should be
135 * used, and mhandler of 1st level plays the role of help function.
137 struct mon_cmd_t
*sub_table
;
138 void (*command_completion
)(ReadLineState
*rs
, int nb_args
, const char *str
);
141 /* file descriptors passed via SCM_RIGHTS */
142 typedef struct mon_fd_t mon_fd_t
;
146 QLIST_ENTRY(mon_fd_t
) next
;
149 /* file descriptor associated with a file descriptor set */
150 typedef struct MonFdsetFd MonFdsetFd
;
155 QLIST_ENTRY(MonFdsetFd
) next
;
158 /* file descriptor set containing fds passed via SCM_RIGHTS */
159 typedef struct MonFdset MonFdset
;
162 QLIST_HEAD(, MonFdsetFd
) fds
;
163 QLIST_HEAD(, MonFdsetFd
) dup_fds
;
164 QLIST_ENTRY(MonFdset
) next
;
169 JSONMessageParser parser
;
171 * When a client connects, we're in capabilities negotiation mode.
172 * When command qmp_capabilities succeeds, we go into command
175 bool in_command_mode
; /* are we in command mode? */
179 * To prevent flooding clients, events can be throttled. The
180 * throttling is calculated globally, rather than per-Monitor
183 typedef struct MonitorQAPIEventState
{
184 QAPIEvent event
; /* Event being tracked */
185 QEMUTimer
*timer
; /* Timer for handling delayed events */
186 QDict
*qdict
; /* Delayed event (if any) */
187 } MonitorQAPIEventState
;
190 int64_t rate
; /* Minimum time (in ns) between two events */
191 } MonitorQAPIEventConf
;
194 CharDriverState
*chr
;
204 /* Read under either BQL or out_lock, written with BQL+out_lock. */
210 BlockCompletionFunc
*password_completion_cb
;
211 void *password_opaque
;
212 mon_cmd_t
*cmd_table
;
213 QLIST_HEAD(,mon_fd_t
) fds
;
214 QLIST_ENTRY(Monitor
) entry
;
217 /* QMP checker flags */
218 #define QMP_ACCEPT_UNKNOWNS 1
220 /* Protects mon_list, monitor_event_state. */
221 static QemuMutex monitor_lock
;
223 static QLIST_HEAD(mon_list
, Monitor
) mon_list
;
224 static QLIST_HEAD(mon_fdsets
, MonFdset
) mon_fdsets
;
225 static int mon_refcount
;
227 static mon_cmd_t mon_cmds
[];
228 static mon_cmd_t info_cmds
[];
230 static const mon_cmd_t qmp_cmds
[];
234 static void monitor_command_cb(void *opaque
, const char *cmdline
,
235 void *readline_opaque
);
238 * Is @mon a QMP monitor?
240 static inline bool monitor_is_qmp(const Monitor
*mon
)
242 return (mon
->flags
& MONITOR_USE_CONTROL
);
246 * Is the current monitor, if any, a QMP monitor?
248 bool monitor_cur_is_qmp(void)
250 return cur_mon
&& monitor_is_qmp(cur_mon
);
253 void monitor_read_command(Monitor
*mon
, int show_prompt
)
258 readline_start(mon
->rs
, "(qemu) ", 0, monitor_command_cb
, NULL
);
260 readline_show_prompt(mon
->rs
);
263 int monitor_read_password(Monitor
*mon
, ReadLineFunc
*readline_func
,
267 readline_start(mon
->rs
, "Password: ", 1, readline_func
, opaque
);
268 /* prompt is printed on return from the command handler */
271 monitor_printf(mon
, "terminal does not support password prompting\n");
276 static void monitor_flush_locked(Monitor
*mon
);
278 static gboolean
monitor_unblocked(GIOChannel
*chan
, GIOCondition cond
,
281 Monitor
*mon
= opaque
;
283 qemu_mutex_lock(&mon
->out_lock
);
285 monitor_flush_locked(mon
);
286 qemu_mutex_unlock(&mon
->out_lock
);
290 /* Called with mon->out_lock held. */
291 static void monitor_flush_locked(Monitor
*mon
)
297 if (mon
->skip_flush
) {
301 buf
= qstring_get_str(mon
->outbuf
);
302 len
= qstring_get_length(mon
->outbuf
);
304 if (len
&& !mon
->mux_out
) {
305 rc
= qemu_chr_fe_write(mon
->chr
, (const uint8_t *) buf
, len
);
306 if ((rc
< 0 && errno
!= EAGAIN
) || (rc
== len
)) {
307 /* all flushed or error */
308 QDECREF(mon
->outbuf
);
309 mon
->outbuf
= qstring_new();
314 QString
*tmp
= qstring_from_str(buf
+ rc
);
315 QDECREF(mon
->outbuf
);
318 if (mon
->out_watch
== 0) {
319 mon
->out_watch
= qemu_chr_fe_add_watch(mon
->chr
, G_IO_OUT
|G_IO_HUP
,
320 monitor_unblocked
, mon
);
325 void monitor_flush(Monitor
*mon
)
327 qemu_mutex_lock(&mon
->out_lock
);
328 monitor_flush_locked(mon
);
329 qemu_mutex_unlock(&mon
->out_lock
);
332 /* flush at every end of line */
333 static void monitor_puts(Monitor
*mon
, const char *str
)
337 qemu_mutex_lock(&mon
->out_lock
);
343 qstring_append_chr(mon
->outbuf
, '\r');
345 qstring_append_chr(mon
->outbuf
, c
);
347 monitor_flush_locked(mon
);
350 qemu_mutex_unlock(&mon
->out_lock
);
353 void monitor_vprintf(Monitor
*mon
, const char *fmt
, va_list ap
)
360 if (monitor_is_qmp(mon
)) {
364 buf
= g_strdup_vprintf(fmt
, ap
);
365 monitor_puts(mon
, buf
);
369 void monitor_printf(Monitor
*mon
, const char *fmt
, ...)
373 monitor_vprintf(mon
, fmt
, ap
);
377 int monitor_fprintf(FILE *stream
, const char *fmt
, ...)
381 monitor_vprintf((Monitor
*)stream
, fmt
, ap
);
386 static void monitor_json_emitter(Monitor
*mon
, const QObject
*data
)
390 json
= mon
->flags
& MONITOR_USE_PRETTY
? qobject_to_json_pretty(data
) :
391 qobject_to_json(data
);
392 assert(json
!= NULL
);
394 qstring_append_chr(json
, '\n');
395 monitor_puts(mon
, qstring_get_str(json
));
400 static QDict
*build_qmp_error_dict(Error
*err
)
404 obj
= qobject_from_jsonf("{ 'error': { 'class': %s, 'desc': %s } }",
405 ErrorClass_lookup
[error_get_class(err
)],
406 error_get_pretty(err
));
408 return qobject_to_qdict(obj
);
411 static void monitor_protocol_emitter(Monitor
*mon
, QObject
*data
,
416 trace_monitor_protocol_emitter(mon
);
419 /* success response */
422 qobject_incref(data
);
423 qdict_put_obj(qmp
, "return", data
);
425 /* return an empty QDict by default */
426 qdict_put(qmp
, "return", qdict_new());
430 qmp
= build_qmp_error_dict(err
);
434 qdict_put_obj(qmp
, "id", mon
->qmp
.id
);
438 monitor_json_emitter(mon
, QOBJECT(qmp
));
443 static MonitorQAPIEventConf monitor_qapi_event_conf
[QAPI_EVENT_MAX
] = {
444 /* Limit guest-triggerable events to 1 per second */
445 [QAPI_EVENT_RTC_CHANGE
] = { 1000 * SCALE_MS
},
446 [QAPI_EVENT_WATCHDOG
] = { 1000 * SCALE_MS
},
447 [QAPI_EVENT_BALLOON_CHANGE
] = { 1000 * SCALE_MS
},
448 [QAPI_EVENT_QUORUM_REPORT_BAD
] = { 1000 * SCALE_MS
},
449 [QAPI_EVENT_QUORUM_FAILURE
] = { 1000 * SCALE_MS
},
450 [QAPI_EVENT_VSERPORT_CHANGE
] = { 1000 * SCALE_MS
},
453 static MonitorQAPIEventState monitor_qapi_event_state
[QAPI_EVENT_MAX
];
456 * Emits the event to every monitor instance, @event is only used for trace
457 * Called with monitor_lock held.
459 static void monitor_qapi_event_emit(QAPIEvent event
, QDict
*qdict
)
463 trace_monitor_protocol_event_emit(event
, qdict
);
464 QLIST_FOREACH(mon
, &mon_list
, entry
) {
465 if (monitor_is_qmp(mon
) && mon
->qmp
.in_command_mode
) {
466 monitor_json_emitter(mon
, QOBJECT(qdict
));
472 * Queue a new event for emission to Monitor instances,
473 * applying any rate limiting if required.
476 monitor_qapi_event_queue(QAPIEvent event
, QDict
*qdict
, Error
**errp
)
478 MonitorQAPIEventConf
*evconf
;
479 MonitorQAPIEventState
*evstate
;
481 assert(event
< QAPI_EVENT_MAX
);
482 evconf
= &monitor_qapi_event_conf
[event
];
483 evstate
= &monitor_qapi_event_state
[event
];
484 trace_monitor_protocol_event_queue(event
, qdict
, evconf
->rate
);
486 qemu_mutex_lock(&monitor_lock
);
489 /* Unthrottled event */
490 monitor_qapi_event_emit(event
, qdict
);
492 if (timer_pending(evstate
->timer
)) {
494 * Timer is pending for (at least) evconf->rate ns after
495 * last send. Store event for sending when timer fires,
496 * replacing a prior stored event if any.
498 QDECREF(evstate
->qdict
);
499 evstate
->qdict
= qdict
;
500 QINCREF(evstate
->qdict
);
503 * Last send was (at least) evconf->rate ns ago.
504 * Send immediately, and arm the timer to call
505 * monitor_qapi_event_handler() in evconf->rate ns. Any
506 * events arriving before then will be delayed until then.
508 int64_t now
= qemu_clock_get_ns(QEMU_CLOCK_REALTIME
);
510 monitor_qapi_event_emit(event
, qdict
);
511 timer_mod_ns(evstate
->timer
, now
+ evconf
->rate
);
515 qemu_mutex_unlock(&monitor_lock
);
519 * This function runs evconf->rate ns after sending a throttled
521 * If another event has since been stored, send it.
523 static void monitor_qapi_event_handler(void *opaque
)
525 MonitorQAPIEventState
*evstate
= opaque
;
526 MonitorQAPIEventConf
*evconf
= &monitor_qapi_event_conf
[evstate
->event
];
528 trace_monitor_protocol_event_handler(evstate
->event
, evstate
->qdict
);
529 qemu_mutex_lock(&monitor_lock
);
531 if (evstate
->qdict
) {
532 int64_t now
= qemu_clock_get_ns(QEMU_CLOCK_REALTIME
);
534 monitor_qapi_event_emit(evstate
->event
, evstate
->qdict
);
535 QDECREF(evstate
->qdict
);
536 evstate
->qdict
= NULL
;
537 timer_mod_ns(evstate
->timer
, now
+ evconf
->rate
);
540 qemu_mutex_unlock(&monitor_lock
);
543 static void monitor_qapi_event_init(void)
546 MonitorQAPIEventState
*evstate
;
548 for (i
= 0; i
< QAPI_EVENT_MAX
; i
++) {
549 if (monitor_qapi_event_conf
[i
].rate
) {
550 evstate
= &monitor_qapi_event_state
[i
];
552 evstate
->qdict
= NULL
;
553 evstate
->timer
= timer_new_ns(QEMU_CLOCK_REALTIME
,
554 monitor_qapi_event_handler
,
559 qmp_event_set_func_emit(monitor_qapi_event_queue
);
562 static void qmp_capabilities(QDict
*params
, QObject
**ret_data
, Error
**errp
)
564 cur_mon
->qmp
.in_command_mode
= true;
567 static void handle_hmp_command(Monitor
*mon
, const char *cmdline
);
569 static void monitor_data_init(Monitor
*mon
)
571 memset(mon
, 0, sizeof(Monitor
));
572 qemu_mutex_init(&mon
->out_lock
);
573 mon
->outbuf
= qstring_new();
574 /* Use *mon_cmds by default. */
575 mon
->cmd_table
= mon_cmds
;
578 static void monitor_data_destroy(Monitor
*mon
)
580 QDECREF(mon
->outbuf
);
581 qemu_mutex_destroy(&mon
->out_lock
);
584 char *qmp_human_monitor_command(const char *command_line
, bool has_cpu_index
,
585 int64_t cpu_index
, Error
**errp
)
588 Monitor
*old_mon
, hmp
;
590 monitor_data_init(&hmp
);
591 hmp
.skip_flush
= true;
597 int ret
= monitor_set_cpu(cpu_index
);
600 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "cpu-index",
606 handle_hmp_command(&hmp
, command_line
);
609 qemu_mutex_lock(&hmp
.out_lock
);
610 if (qstring_get_length(hmp
.outbuf
) > 0) {
611 output
= g_strdup(qstring_get_str(hmp
.outbuf
));
613 output
= g_strdup("");
615 qemu_mutex_unlock(&hmp
.out_lock
);
618 monitor_data_destroy(&hmp
);
622 static int compare_cmd(const char *name
, const char *list
)
624 const char *p
, *pstart
;
632 p
= pstart
+ strlen(pstart
);
633 if ((p
- pstart
) == len
&& !memcmp(pstart
, name
, len
))
642 static int get_str(char *buf
, int buf_size
, const char **pp
)
650 while (qemu_isspace(*p
)) {
661 while (*p
!= '\0' && *p
!= '\"') {
677 printf("unsupported escape code: '\\%c'\n", c
);
680 if ((q
- buf
) < buf_size
- 1) {
684 if ((q
- buf
) < buf_size
- 1) {
691 printf("unterminated string\n");
696 while (*p
!= '\0' && !qemu_isspace(*p
)) {
697 if ((q
- buf
) < buf_size
- 1) {
710 static void free_cmdline_args(char **args
, int nb_args
)
714 assert(nb_args
<= MAX_ARGS
);
716 for (i
= 0; i
< nb_args
; i
++) {
723 * Parse the command line to get valid args.
724 * @cmdline: command line to be parsed.
725 * @pnb_args: location to store the number of args, must NOT be NULL.
726 * @args: location to store the args, which should be freed by caller, must
729 * Returns 0 on success, negative on failure.
731 * NOTE: this parser is an approximate form of the real command parser. Number
732 * of args have a limit of MAX_ARGS. If cmdline contains more, it will
733 * return with failure.
735 static int parse_cmdline(const char *cmdline
,
736 int *pnb_args
, char **args
)
745 while (qemu_isspace(*p
)) {
751 if (nb_args
>= MAX_ARGS
) {
754 ret
= get_str(buf
, sizeof(buf
), &p
);
758 args
[nb_args
] = g_strdup(buf
);
765 free_cmdline_args(args
, nb_args
);
769 static void help_cmd_dump_one(Monitor
*mon
,
770 const mon_cmd_t
*cmd
,
776 for (i
= 0; i
< prefix_args_nb
; i
++) {
777 monitor_printf(mon
, "%s ", prefix_args
[i
]);
779 monitor_printf(mon
, "%s %s -- %s\n", cmd
->name
, cmd
->params
, cmd
->help
);
782 /* @args[@arg_index] is the valid command need to find in @cmds */
783 static void help_cmd_dump(Monitor
*mon
, const mon_cmd_t
*cmds
,
784 char **args
, int nb_args
, int arg_index
)
786 const mon_cmd_t
*cmd
;
788 /* No valid arg need to compare with, dump all in *cmds */
789 if (arg_index
>= nb_args
) {
790 for (cmd
= cmds
; cmd
->name
!= NULL
; cmd
++) {
791 help_cmd_dump_one(mon
, cmd
, args
, arg_index
);
796 /* Find one entry to dump */
797 for (cmd
= cmds
; cmd
->name
!= NULL
; cmd
++) {
798 if (compare_cmd(args
[arg_index
], cmd
->name
)) {
799 if (cmd
->sub_table
) {
800 /* continue with next arg */
801 help_cmd_dump(mon
, cmd
->sub_table
,
802 args
, nb_args
, arg_index
+ 1);
804 help_cmd_dump_one(mon
, cmd
, args
, arg_index
);
811 static void help_cmd(Monitor
*mon
, const char *name
)
813 char *args
[MAX_ARGS
];
816 /* 1. parse user input */
818 /* special case for log, directly dump and return */
819 if (!strcmp(name
, "log")) {
820 const QEMULogItem
*item
;
821 monitor_printf(mon
, "Log items (comma separated):\n");
822 monitor_printf(mon
, "%-10s %s\n", "none", "remove all logs");
823 for (item
= qemu_log_items
; item
->mask
!= 0; item
++) {
824 monitor_printf(mon
, "%-10s %s\n", item
->name
, item
->help
);
829 if (parse_cmdline(name
, &nb_args
, args
) < 0) {
834 /* 2. dump the contents according to parsed args */
835 help_cmd_dump(mon
, mon
->cmd_table
, args
, nb_args
, 0);
837 free_cmdline_args(args
, nb_args
);
840 static void do_help_cmd(Monitor
*mon
, const QDict
*qdict
)
842 help_cmd(mon
, qdict_get_try_str(qdict
, "name"));
845 static void hmp_trace_event(Monitor
*mon
, const QDict
*qdict
)
847 const char *tp_name
= qdict_get_str(qdict
, "name");
848 bool new_state
= qdict_get_bool(qdict
, "option");
849 Error
*local_err
= NULL
;
851 qmp_trace_event_set_state(tp_name
, new_state
, true, true, &local_err
);
853 error_report_err(local_err
);
857 #ifdef CONFIG_TRACE_SIMPLE
858 static void hmp_trace_file(Monitor
*mon
, const QDict
*qdict
)
860 const char *op
= qdict_get_try_str(qdict
, "op");
861 const char *arg
= qdict_get_try_str(qdict
, "arg");
864 st_print_trace_file_status((FILE *)mon
, &monitor_fprintf
);
865 } else if (!strcmp(op
, "on")) {
866 st_set_trace_file_enabled(true);
867 } else if (!strcmp(op
, "off")) {
868 st_set_trace_file_enabled(false);
869 } else if (!strcmp(op
, "flush")) {
870 st_flush_trace_buffer();
871 } else if (!strcmp(op
, "set")) {
873 st_set_trace_file(arg
);
876 monitor_printf(mon
, "unexpected argument \"%s\"\n", op
);
877 help_cmd(mon
, "trace-file");
882 static void hmp_info_help(Monitor
*mon
, const QDict
*qdict
)
884 help_cmd(mon
, "info");
887 CommandInfoList
*qmp_query_commands(Error
**errp
)
889 CommandInfoList
*info
, *cmd_list
= NULL
;
890 const mon_cmd_t
*cmd
;
892 for (cmd
= qmp_cmds
; cmd
->name
!= NULL
; cmd
++) {
893 info
= g_malloc0(sizeof(*info
));
894 info
->value
= g_malloc0(sizeof(*info
->value
));
895 info
->value
->name
= g_strdup(cmd
->name
);
897 info
->next
= cmd_list
;
904 EventInfoList
*qmp_query_events(Error
**errp
)
906 EventInfoList
*info
, *ev_list
= NULL
;
909 for (e
= 0 ; e
< QAPI_EVENT_MAX
; e
++) {
910 const char *event_name
= QAPIEvent_lookup
[e
];
911 assert(event_name
!= NULL
);
912 info
= g_malloc0(sizeof(*info
));
913 info
->value
= g_malloc0(sizeof(*info
->value
));
914 info
->value
->name
= g_strdup(event_name
);
916 info
->next
= ev_list
;
924 * Minor hack: generated marshalling suppressed for this command
925 * ('gen': false in the schema) so we can parse the JSON string
926 * directly into QObject instead of first parsing it with
927 * visit_type_SchemaInfoList() into a SchemaInfoList, then marshal it
928 * to QObject with generated output marshallers, every time. Instead,
929 * we do it in test-qmp-input-visitor.c, just to make sure
930 * qapi-introspect.py's output actually conforms to the schema.
932 static void qmp_query_qmp_schema(QDict
*qdict
, QObject
**ret_data
,
935 *ret_data
= qobject_from_json(qmp_schema_json
);
938 /* set the current CPU defined by the user */
939 int monitor_set_cpu(int cpu_index
)
943 cpu
= qemu_get_cpu(cpu_index
);
947 cur_mon
->mon_cpu
= cpu
;
951 CPUState
*mon_get_cpu(void)
953 if (!cur_mon
->mon_cpu
) {
956 cpu_synchronize_state(cur_mon
->mon_cpu
);
957 return cur_mon
->mon_cpu
;
960 CPUArchState
*mon_get_cpu_env(void)
962 return mon_get_cpu()->env_ptr
;
965 int monitor_get_cpu_index(void)
967 return mon_get_cpu()->cpu_index
;
970 static void hmp_info_registers(Monitor
*mon
, const QDict
*qdict
)
972 cpu_dump_state(mon_get_cpu(), (FILE *)mon
, monitor_fprintf
, CPU_DUMP_FPU
);
975 static void hmp_info_jit(Monitor
*mon
, const QDict
*qdict
)
977 dump_exec_info((FILE *)mon
, monitor_fprintf
);
978 dump_drift_info((FILE *)mon
, monitor_fprintf
);
981 static void hmp_info_opcount(Monitor
*mon
, const QDict
*qdict
)
983 dump_opcount_info((FILE *)mon
, monitor_fprintf
);
986 static void hmp_info_history(Monitor
*mon
, const QDict
*qdict
)
995 str
= readline_get_history(mon
->rs
, i
);
998 monitor_printf(mon
, "%d: '%s'\n", i
, str
);
1003 static void hmp_info_cpustats(Monitor
*mon
, const QDict
*qdict
)
1005 cpu_dump_statistics(mon_get_cpu(), (FILE *)mon
, &monitor_fprintf
, 0);
1008 static void hmp_info_trace_events(Monitor
*mon
, const QDict
*qdict
)
1010 TraceEventInfoList
*events
= qmp_trace_event_get_state("*", NULL
);
1011 TraceEventInfoList
*elem
;
1013 for (elem
= events
; elem
!= NULL
; elem
= elem
->next
) {
1014 monitor_printf(mon
, "%s : state %u\n",
1016 elem
->value
->state
== TRACE_EVENT_STATE_ENABLED
? 1 : 0);
1018 qapi_free_TraceEventInfoList(events
);
1021 void qmp_client_migrate_info(const char *protocol
, const char *hostname
,
1022 bool has_port
, int64_t port
,
1023 bool has_tls_port
, int64_t tls_port
,
1024 bool has_cert_subject
, const char *cert_subject
,
1027 if (strcmp(protocol
, "spice") == 0) {
1028 if (!qemu_using_spice(errp
)) {
1032 if (!has_port
&& !has_tls_port
) {
1033 error_setg(errp
, QERR_MISSING_PARAMETER
, "port/tls-port");
1037 if (qemu_spice_migrate_info(hostname
,
1038 has_port
? port
: -1,
1039 has_tls_port
? tls_port
: -1,
1041 error_setg(errp
, QERR_UNDEFINED_ERROR
);
1047 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "protocol", "spice");
1050 static void hmp_logfile(Monitor
*mon
, const QDict
*qdict
)
1052 qemu_set_log_filename(qdict_get_str(qdict
, "filename"));
1055 static void hmp_log(Monitor
*mon
, const QDict
*qdict
)
1058 const char *items
= qdict_get_str(qdict
, "items");
1060 if (!strcmp(items
, "none")) {
1063 mask
= qemu_str_to_log_mask(items
);
1065 help_cmd(mon
, "log");
1072 static void hmp_singlestep(Monitor
*mon
, const QDict
*qdict
)
1074 const char *option
= qdict_get_try_str(qdict
, "option");
1075 if (!option
|| !strcmp(option
, "on")) {
1077 } else if (!strcmp(option
, "off")) {
1080 monitor_printf(mon
, "unexpected option %s\n", option
);
1084 static void hmp_gdbserver(Monitor
*mon
, const QDict
*qdict
)
1086 const char *device
= qdict_get_try_str(qdict
, "device");
1088 device
= "tcp::" DEFAULT_GDBSTUB_PORT
;
1089 if (gdbserver_start(device
) < 0) {
1090 monitor_printf(mon
, "Could not open gdbserver on device '%s'\n",
1092 } else if (strcmp(device
, "none") == 0) {
1093 monitor_printf(mon
, "Disabled gdbserver\n");
1095 monitor_printf(mon
, "Waiting for gdb connection on device '%s'\n",
1100 static void hmp_watchdog_action(Monitor
*mon
, const QDict
*qdict
)
1102 const char *action
= qdict_get_str(qdict
, "action");
1103 if (select_watchdog_action(action
) == -1) {
1104 monitor_printf(mon
, "Unknown watchdog action '%s'\n", action
);
1108 static void monitor_printc(Monitor
*mon
, int c
)
1110 monitor_printf(mon
, "'");
1113 monitor_printf(mon
, "\\'");
1116 monitor_printf(mon
, "\\\\");
1119 monitor_printf(mon
, "\\n");
1122 monitor_printf(mon
, "\\r");
1125 if (c
>= 32 && c
<= 126) {
1126 monitor_printf(mon
, "%c", c
);
1128 monitor_printf(mon
, "\\x%02x", c
);
1132 monitor_printf(mon
, "'");
1135 static void memory_dump(Monitor
*mon
, int count
, int format
, int wsize
,
1136 hwaddr addr
, int is_physical
)
1138 int l
, line_size
, i
, max_digits
, len
;
1142 if (format
== 'i') {
1145 CPUArchState
*env
= mon_get_cpu_env();
1148 } else if (wsize
== 4) {
1151 /* as default we use the current CS size */
1154 #ifdef TARGET_X86_64
1155 if ((env
->efer
& MSR_EFER_LMA
) &&
1156 (env
->segs
[R_CS
].flags
& DESC_L_MASK
))
1160 if (!(env
->segs
[R_CS
].flags
& DESC_B_MASK
))
1166 CPUArchState
*env
= mon_get_cpu_env();
1167 flags
= msr_le
<< 16;
1168 flags
|= env
->bfd_mach
;
1170 monitor_disas(mon
, mon_get_cpu(), addr
, count
, is_physical
, flags
);
1174 len
= wsize
* count
;
1183 max_digits
= (wsize
* 8 + 2) / 3;
1187 max_digits
= (wsize
* 8) / 4;
1191 max_digits
= (wsize
* 8 * 10 + 32) / 33;
1200 monitor_printf(mon
, TARGET_FMT_plx
":", addr
);
1202 monitor_printf(mon
, TARGET_FMT_lx
":", (target_ulong
)addr
);
1207 cpu_physical_memory_read(addr
, buf
, l
);
1209 if (cpu_memory_rw_debug(mon_get_cpu(), addr
, buf
, l
, 0) < 0) {
1210 monitor_printf(mon
, " Cannot access memory\n");
1219 v
= ldub_p(buf
+ i
);
1222 v
= lduw_p(buf
+ i
);
1225 v
= (uint32_t)ldl_p(buf
+ i
);
1231 monitor_printf(mon
, " ");
1234 monitor_printf(mon
, "%#*" PRIo64
, max_digits
, v
);
1237 monitor_printf(mon
, "0x%0*" PRIx64
, max_digits
, v
);
1240 monitor_printf(mon
, "%*" PRIu64
, max_digits
, v
);
1243 monitor_printf(mon
, "%*" PRId64
, max_digits
, v
);
1246 monitor_printc(mon
, v
);
1251 monitor_printf(mon
, "\n");
1257 static void hmp_memory_dump(Monitor
*mon
, const QDict
*qdict
)
1259 int count
= qdict_get_int(qdict
, "count");
1260 int format
= qdict_get_int(qdict
, "format");
1261 int size
= qdict_get_int(qdict
, "size");
1262 target_long addr
= qdict_get_int(qdict
, "addr");
1264 memory_dump(mon
, count
, format
, size
, addr
, 0);
1267 static void hmp_physical_memory_dump(Monitor
*mon
, const QDict
*qdict
)
1269 int count
= qdict_get_int(qdict
, "count");
1270 int format
= qdict_get_int(qdict
, "format");
1271 int size
= qdict_get_int(qdict
, "size");
1272 hwaddr addr
= qdict_get_int(qdict
, "addr");
1274 memory_dump(mon
, count
, format
, size
, addr
, 1);
1277 static void do_print(Monitor
*mon
, const QDict
*qdict
)
1279 int format
= qdict_get_int(qdict
, "format");
1280 hwaddr val
= qdict_get_int(qdict
, "val");
1284 monitor_printf(mon
, "%#" HWADDR_PRIo
, val
);
1287 monitor_printf(mon
, "%#" HWADDR_PRIx
, val
);
1290 monitor_printf(mon
, "%" HWADDR_PRIu
, val
);
1294 monitor_printf(mon
, "%" HWADDR_PRId
, val
);
1297 monitor_printc(mon
, val
);
1300 monitor_printf(mon
, "\n");
1303 static void hmp_sum(Monitor
*mon
, const QDict
*qdict
)
1307 uint32_t start
= qdict_get_int(qdict
, "start");
1308 uint32_t size
= qdict_get_int(qdict
, "size");
1311 for(addr
= start
; addr
< (start
+ size
); addr
++) {
1312 uint8_t val
= address_space_ldub(&address_space_memory
, addr
,
1313 MEMTXATTRS_UNSPECIFIED
, NULL
);
1314 /* BSD sum algorithm ('sum' Unix command) */
1315 sum
= (sum
>> 1) | (sum
<< 15);
1318 monitor_printf(mon
, "%05d\n", sum
);
1321 static int mouse_button_state
;
1323 static void hmp_mouse_move(Monitor
*mon
, const QDict
*qdict
)
1325 int dx
, dy
, dz
, button
;
1326 const char *dx_str
= qdict_get_str(qdict
, "dx_str");
1327 const char *dy_str
= qdict_get_str(qdict
, "dy_str");
1328 const char *dz_str
= qdict_get_try_str(qdict
, "dz_str");
1330 dx
= strtol(dx_str
, NULL
, 0);
1331 dy
= strtol(dy_str
, NULL
, 0);
1332 qemu_input_queue_rel(NULL
, INPUT_AXIS_X
, dx
);
1333 qemu_input_queue_rel(NULL
, INPUT_AXIS_Y
, dy
);
1336 dz
= strtol(dz_str
, NULL
, 0);
1338 button
= (dz
> 0) ? INPUT_BUTTON_WHEEL_UP
: INPUT_BUTTON_WHEEL_DOWN
;
1339 qemu_input_queue_btn(NULL
, button
, true);
1340 qemu_input_event_sync();
1341 qemu_input_queue_btn(NULL
, button
, false);
1344 qemu_input_event_sync();
1347 static void hmp_mouse_button(Monitor
*mon
, const QDict
*qdict
)
1349 static uint32_t bmap
[INPUT_BUTTON_MAX
] = {
1350 [INPUT_BUTTON_LEFT
] = MOUSE_EVENT_LBUTTON
,
1351 [INPUT_BUTTON_MIDDLE
] = MOUSE_EVENT_MBUTTON
,
1352 [INPUT_BUTTON_RIGHT
] = MOUSE_EVENT_RBUTTON
,
1354 int button_state
= qdict_get_int(qdict
, "button_state");
1356 if (mouse_button_state
== button_state
) {
1359 qemu_input_update_buttons(NULL
, bmap
, mouse_button_state
, button_state
);
1360 qemu_input_event_sync();
1361 mouse_button_state
= button_state
;
1364 static void hmp_ioport_read(Monitor
*mon
, const QDict
*qdict
)
1366 int size
= qdict_get_int(qdict
, "size");
1367 int addr
= qdict_get_int(qdict
, "addr");
1368 int has_index
= qdict_haskey(qdict
, "index");
1373 int index
= qdict_get_int(qdict
, "index");
1374 cpu_outb(addr
& IOPORTS_MASK
, index
& 0xff);
1382 val
= cpu_inb(addr
);
1386 val
= cpu_inw(addr
);
1390 val
= cpu_inl(addr
);
1394 monitor_printf(mon
, "port%c[0x%04x] = %#0*x\n",
1395 suffix
, addr
, size
* 2, val
);
1398 static void hmp_ioport_write(Monitor
*mon
, const QDict
*qdict
)
1400 int size
= qdict_get_int(qdict
, "size");
1401 int addr
= qdict_get_int(qdict
, "addr");
1402 int val
= qdict_get_int(qdict
, "val");
1404 addr
&= IOPORTS_MASK
;
1409 cpu_outb(addr
, val
);
1412 cpu_outw(addr
, val
);
1415 cpu_outl(addr
, val
);
1420 static void hmp_boot_set(Monitor
*mon
, const QDict
*qdict
)
1422 Error
*local_err
= NULL
;
1423 const char *bootdevice
= qdict_get_str(qdict
, "bootdevice");
1425 qemu_boot_set(bootdevice
, &local_err
);
1427 monitor_printf(mon
, "%s\n", error_get_pretty(local_err
));
1428 error_free(local_err
);
1430 monitor_printf(mon
, "boot device list now set to %s\n", bootdevice
);
1434 static void hmp_info_mtree(Monitor
*mon
, const QDict
*qdict
)
1436 mtree_info((fprintf_function
)monitor_printf
, mon
);
1439 static void hmp_info_numa(Monitor
*mon
, const QDict
*qdict
)
1445 node_mem
= g_new0(uint64_t, nb_numa_nodes
);
1446 query_numa_node_mem(node_mem
);
1447 monitor_printf(mon
, "%d nodes\n", nb_numa_nodes
);
1448 for (i
= 0; i
< nb_numa_nodes
; i
++) {
1449 monitor_printf(mon
, "node %d cpus:", i
);
1451 if (cpu
->numa_node
== i
) {
1452 monitor_printf(mon
, " %d", cpu
->cpu_index
);
1455 monitor_printf(mon
, "\n");
1456 monitor_printf(mon
, "node %d size: %" PRId64
" MB\n", i
,
1462 #ifdef CONFIG_PROFILER
1467 static void hmp_info_profile(Monitor
*mon
, const QDict
*qdict
)
1469 monitor_printf(mon
, "async time %" PRId64
" (%0.3f)\n",
1470 dev_time
, dev_time
/ (double)get_ticks_per_sec());
1471 monitor_printf(mon
, "qemu time %" PRId64
" (%0.3f)\n",
1472 tcg_time
, tcg_time
/ (double)get_ticks_per_sec());
1477 static void hmp_info_profile(Monitor
*mon
, const QDict
*qdict
)
1479 monitor_printf(mon
, "Internal profiler not compiled\n");
1483 /* Capture support */
1484 static QLIST_HEAD (capture_list_head
, CaptureState
) capture_head
;
1486 static void hmp_info_capture(Monitor
*mon
, const QDict
*qdict
)
1491 for (s
= capture_head
.lh_first
, i
= 0; s
; s
= s
->entries
.le_next
, ++i
) {
1492 monitor_printf(mon
, "[%d]: ", i
);
1493 s
->ops
.info (s
->opaque
);
1497 static void hmp_stopcapture(Monitor
*mon
, const QDict
*qdict
)
1500 int n
= qdict_get_int(qdict
, "n");
1503 for (s
= capture_head
.lh_first
, i
= 0; s
; s
= s
->entries
.le_next
, ++i
) {
1505 s
->ops
.destroy (s
->opaque
);
1506 QLIST_REMOVE (s
, entries
);
1513 static void hmp_wavcapture(Monitor
*mon
, const QDict
*qdict
)
1515 const char *path
= qdict_get_str(qdict
, "path");
1516 int has_freq
= qdict_haskey(qdict
, "freq");
1517 int freq
= qdict_get_try_int(qdict
, "freq", -1);
1518 int has_bits
= qdict_haskey(qdict
, "bits");
1519 int bits
= qdict_get_try_int(qdict
, "bits", -1);
1520 int has_channels
= qdict_haskey(qdict
, "nchannels");
1521 int nchannels
= qdict_get_try_int(qdict
, "nchannels", -1);
1524 s
= g_malloc0 (sizeof (*s
));
1526 freq
= has_freq
? freq
: 44100;
1527 bits
= has_bits
? bits
: 16;
1528 nchannels
= has_channels
? nchannels
: 2;
1530 if (wav_start_capture (s
, path
, freq
, bits
, nchannels
)) {
1531 monitor_printf(mon
, "Failed to add wave capture\n");
1535 QLIST_INSERT_HEAD (&capture_head
, s
, entries
);
1538 static qemu_acl
*find_acl(Monitor
*mon
, const char *name
)
1540 qemu_acl
*acl
= qemu_acl_find(name
);
1543 monitor_printf(mon
, "acl: unknown list '%s'\n", name
);
1548 static void hmp_acl_show(Monitor
*mon
, const QDict
*qdict
)
1550 const char *aclname
= qdict_get_str(qdict
, "aclname");
1551 qemu_acl
*acl
= find_acl(mon
, aclname
);
1552 qemu_acl_entry
*entry
;
1556 monitor_printf(mon
, "policy: %s\n",
1557 acl
->defaultDeny
? "deny" : "allow");
1558 QTAILQ_FOREACH(entry
, &acl
->entries
, next
) {
1560 monitor_printf(mon
, "%d: %s %s\n", i
,
1561 entry
->deny
? "deny" : "allow", entry
->match
);
1566 static void hmp_acl_reset(Monitor
*mon
, const QDict
*qdict
)
1568 const char *aclname
= qdict_get_str(qdict
, "aclname");
1569 qemu_acl
*acl
= find_acl(mon
, aclname
);
1572 qemu_acl_reset(acl
);
1573 monitor_printf(mon
, "acl: removed all rules\n");
1577 static void hmp_acl_policy(Monitor
*mon
, const QDict
*qdict
)
1579 const char *aclname
= qdict_get_str(qdict
, "aclname");
1580 const char *policy
= qdict_get_str(qdict
, "policy");
1581 qemu_acl
*acl
= find_acl(mon
, aclname
);
1584 if (strcmp(policy
, "allow") == 0) {
1585 acl
->defaultDeny
= 0;
1586 monitor_printf(mon
, "acl: policy set to 'allow'\n");
1587 } else if (strcmp(policy
, "deny") == 0) {
1588 acl
->defaultDeny
= 1;
1589 monitor_printf(mon
, "acl: policy set to 'deny'\n");
1591 monitor_printf(mon
, "acl: unknown policy '%s', "
1592 "expected 'deny' or 'allow'\n", policy
);
1597 static void hmp_acl_add(Monitor
*mon
, const QDict
*qdict
)
1599 const char *aclname
= qdict_get_str(qdict
, "aclname");
1600 const char *match
= qdict_get_str(qdict
, "match");
1601 const char *policy
= qdict_get_str(qdict
, "policy");
1602 int has_index
= qdict_haskey(qdict
, "index");
1603 int index
= qdict_get_try_int(qdict
, "index", -1);
1604 qemu_acl
*acl
= find_acl(mon
, aclname
);
1608 if (strcmp(policy
, "allow") == 0) {
1610 } else if (strcmp(policy
, "deny") == 0) {
1613 monitor_printf(mon
, "acl: unknown policy '%s', "
1614 "expected 'deny' or 'allow'\n", policy
);
1618 ret
= qemu_acl_insert(acl
, deny
, match
, index
);
1620 ret
= qemu_acl_append(acl
, deny
, match
);
1622 monitor_printf(mon
, "acl: unable to add acl entry\n");
1624 monitor_printf(mon
, "acl: added rule at position %d\n", ret
);
1628 static void hmp_acl_remove(Monitor
*mon
, const QDict
*qdict
)
1630 const char *aclname
= qdict_get_str(qdict
, "aclname");
1631 const char *match
= qdict_get_str(qdict
, "match");
1632 qemu_acl
*acl
= find_acl(mon
, aclname
);
1636 ret
= qemu_acl_remove(acl
, match
);
1638 monitor_printf(mon
, "acl: no matching acl entry\n");
1640 monitor_printf(mon
, "acl: removed rule at position %d\n", ret
);
1644 void qmp_getfd(const char *fdname
, Error
**errp
)
1649 fd
= qemu_chr_fe_get_msgfd(cur_mon
->chr
);
1651 error_setg(errp
, QERR_FD_NOT_SUPPLIED
);
1655 if (qemu_isdigit(fdname
[0])) {
1657 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "fdname",
1658 "a name not starting with a digit");
1662 QLIST_FOREACH(monfd
, &cur_mon
->fds
, next
) {
1663 if (strcmp(monfd
->name
, fdname
) != 0) {
1672 monfd
= g_malloc0(sizeof(mon_fd_t
));
1673 monfd
->name
= g_strdup(fdname
);
1676 QLIST_INSERT_HEAD(&cur_mon
->fds
, monfd
, next
);
1679 void qmp_closefd(const char *fdname
, Error
**errp
)
1683 QLIST_FOREACH(monfd
, &cur_mon
->fds
, next
) {
1684 if (strcmp(monfd
->name
, fdname
) != 0) {
1688 QLIST_REMOVE(monfd
, next
);
1690 g_free(monfd
->name
);
1695 error_setg(errp
, QERR_FD_NOT_FOUND
, fdname
);
1698 static void hmp_loadvm(Monitor
*mon
, const QDict
*qdict
)
1700 int saved_vm_running
= runstate_is_running();
1701 const char *name
= qdict_get_str(qdict
, "name");
1703 vm_stop(RUN_STATE_RESTORE_VM
);
1705 if (load_vmstate(name
) == 0 && saved_vm_running
) {
1710 int monitor_get_fd(Monitor
*mon
, const char *fdname
, Error
**errp
)
1714 QLIST_FOREACH(monfd
, &mon
->fds
, next
) {
1717 if (strcmp(monfd
->name
, fdname
) != 0) {
1723 /* caller takes ownership of fd */
1724 QLIST_REMOVE(monfd
, next
);
1725 g_free(monfd
->name
);
1731 error_setg(errp
, "File descriptor named '%s' has not been found", fdname
);
1735 static void monitor_fdset_cleanup(MonFdset
*mon_fdset
)
1737 MonFdsetFd
*mon_fdset_fd
;
1738 MonFdsetFd
*mon_fdset_fd_next
;
1740 QLIST_FOREACH_SAFE(mon_fdset_fd
, &mon_fdset
->fds
, next
, mon_fdset_fd_next
) {
1741 if ((mon_fdset_fd
->removed
||
1742 (QLIST_EMPTY(&mon_fdset
->dup_fds
) && mon_refcount
== 0)) &&
1743 runstate_is_running()) {
1744 close(mon_fdset_fd
->fd
);
1745 g_free(mon_fdset_fd
->opaque
);
1746 QLIST_REMOVE(mon_fdset_fd
, next
);
1747 g_free(mon_fdset_fd
);
1751 if (QLIST_EMPTY(&mon_fdset
->fds
) && QLIST_EMPTY(&mon_fdset
->dup_fds
)) {
1752 QLIST_REMOVE(mon_fdset
, next
);
1757 static void monitor_fdsets_cleanup(void)
1759 MonFdset
*mon_fdset
;
1760 MonFdset
*mon_fdset_next
;
1762 QLIST_FOREACH_SAFE(mon_fdset
, &mon_fdsets
, next
, mon_fdset_next
) {
1763 monitor_fdset_cleanup(mon_fdset
);
1767 AddfdInfo
*qmp_add_fd(bool has_fdset_id
, int64_t fdset_id
, bool has_opaque
,
1768 const char *opaque
, Error
**errp
)
1771 Monitor
*mon
= cur_mon
;
1774 fd
= qemu_chr_fe_get_msgfd(mon
->chr
);
1776 error_setg(errp
, QERR_FD_NOT_SUPPLIED
);
1780 fdinfo
= monitor_fdset_add_fd(fd
, has_fdset_id
, fdset_id
,
1781 has_opaque
, opaque
, errp
);
1793 void qmp_remove_fd(int64_t fdset_id
, bool has_fd
, int64_t fd
, Error
**errp
)
1795 MonFdset
*mon_fdset
;
1796 MonFdsetFd
*mon_fdset_fd
;
1799 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1800 if (mon_fdset
->id
!= fdset_id
) {
1803 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1805 if (mon_fdset_fd
->fd
!= fd
) {
1808 mon_fdset_fd
->removed
= true;
1811 mon_fdset_fd
->removed
= true;
1814 if (has_fd
&& !mon_fdset_fd
) {
1817 monitor_fdset_cleanup(mon_fdset
);
1823 snprintf(fd_str
, sizeof(fd_str
), "fdset-id:%" PRId64
", fd:%" PRId64
,
1826 snprintf(fd_str
, sizeof(fd_str
), "fdset-id:%" PRId64
, fdset_id
);
1828 error_setg(errp
, QERR_FD_NOT_FOUND
, fd_str
);
1831 FdsetInfoList
*qmp_query_fdsets(Error
**errp
)
1833 MonFdset
*mon_fdset
;
1834 MonFdsetFd
*mon_fdset_fd
;
1835 FdsetInfoList
*fdset_list
= NULL
;
1837 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1838 FdsetInfoList
*fdset_info
= g_malloc0(sizeof(*fdset_info
));
1839 FdsetFdInfoList
*fdsetfd_list
= NULL
;
1841 fdset_info
->value
= g_malloc0(sizeof(*fdset_info
->value
));
1842 fdset_info
->value
->fdset_id
= mon_fdset
->id
;
1844 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1845 FdsetFdInfoList
*fdsetfd_info
;
1847 fdsetfd_info
= g_malloc0(sizeof(*fdsetfd_info
));
1848 fdsetfd_info
->value
= g_malloc0(sizeof(*fdsetfd_info
->value
));
1849 fdsetfd_info
->value
->fd
= mon_fdset_fd
->fd
;
1850 if (mon_fdset_fd
->opaque
) {
1851 fdsetfd_info
->value
->has_opaque
= true;
1852 fdsetfd_info
->value
->opaque
= g_strdup(mon_fdset_fd
->opaque
);
1854 fdsetfd_info
->value
->has_opaque
= false;
1857 fdsetfd_info
->next
= fdsetfd_list
;
1858 fdsetfd_list
= fdsetfd_info
;
1861 fdset_info
->value
->fds
= fdsetfd_list
;
1863 fdset_info
->next
= fdset_list
;
1864 fdset_list
= fdset_info
;
1870 AddfdInfo
*monitor_fdset_add_fd(int fd
, bool has_fdset_id
, int64_t fdset_id
,
1871 bool has_opaque
, const char *opaque
,
1874 MonFdset
*mon_fdset
= NULL
;
1875 MonFdsetFd
*mon_fdset_fd
;
1879 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1880 /* Break if match found or match impossible due to ordering by ID */
1881 if (fdset_id
<= mon_fdset
->id
) {
1882 if (fdset_id
< mon_fdset
->id
) {
1890 if (mon_fdset
== NULL
) {
1891 int64_t fdset_id_prev
= -1;
1892 MonFdset
*mon_fdset_cur
= QLIST_FIRST(&mon_fdsets
);
1896 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "fdset-id",
1897 "a non-negative value");
1900 /* Use specified fdset ID */
1901 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1902 mon_fdset_cur
= mon_fdset
;
1903 if (fdset_id
< mon_fdset_cur
->id
) {
1908 /* Use first available fdset ID */
1909 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1910 mon_fdset_cur
= mon_fdset
;
1911 if (fdset_id_prev
== mon_fdset_cur
->id
- 1) {
1912 fdset_id_prev
= mon_fdset_cur
->id
;
1919 mon_fdset
= g_malloc0(sizeof(*mon_fdset
));
1921 mon_fdset
->id
= fdset_id
;
1923 mon_fdset
->id
= fdset_id_prev
+ 1;
1926 /* The fdset list is ordered by fdset ID */
1927 if (!mon_fdset_cur
) {
1928 QLIST_INSERT_HEAD(&mon_fdsets
, mon_fdset
, next
);
1929 } else if (mon_fdset
->id
< mon_fdset_cur
->id
) {
1930 QLIST_INSERT_BEFORE(mon_fdset_cur
, mon_fdset
, next
);
1932 QLIST_INSERT_AFTER(mon_fdset_cur
, mon_fdset
, next
);
1936 mon_fdset_fd
= g_malloc0(sizeof(*mon_fdset_fd
));
1937 mon_fdset_fd
->fd
= fd
;
1938 mon_fdset_fd
->removed
= false;
1940 mon_fdset_fd
->opaque
= g_strdup(opaque
);
1942 QLIST_INSERT_HEAD(&mon_fdset
->fds
, mon_fdset_fd
, next
);
1944 fdinfo
= g_malloc0(sizeof(*fdinfo
));
1945 fdinfo
->fdset_id
= mon_fdset
->id
;
1946 fdinfo
->fd
= mon_fdset_fd
->fd
;
1951 int monitor_fdset_get_fd(int64_t fdset_id
, int flags
)
1954 MonFdset
*mon_fdset
;
1955 MonFdsetFd
*mon_fdset_fd
;
1958 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1959 if (mon_fdset
->id
!= fdset_id
) {
1962 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1963 mon_fd_flags
= fcntl(mon_fdset_fd
->fd
, F_GETFL
);
1964 if (mon_fd_flags
== -1) {
1968 if ((flags
& O_ACCMODE
) == (mon_fd_flags
& O_ACCMODE
)) {
1969 return mon_fdset_fd
->fd
;
1981 int monitor_fdset_dup_fd_add(int64_t fdset_id
, int dup_fd
)
1983 MonFdset
*mon_fdset
;
1984 MonFdsetFd
*mon_fdset_fd_dup
;
1986 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1987 if (mon_fdset
->id
!= fdset_id
) {
1990 QLIST_FOREACH(mon_fdset_fd_dup
, &mon_fdset
->dup_fds
, next
) {
1991 if (mon_fdset_fd_dup
->fd
== dup_fd
) {
1995 mon_fdset_fd_dup
= g_malloc0(sizeof(*mon_fdset_fd_dup
));
1996 mon_fdset_fd_dup
->fd
= dup_fd
;
1997 QLIST_INSERT_HEAD(&mon_fdset
->dup_fds
, mon_fdset_fd_dup
, next
);
2003 static int monitor_fdset_dup_fd_find_remove(int dup_fd
, bool remove
)
2005 MonFdset
*mon_fdset
;
2006 MonFdsetFd
*mon_fdset_fd_dup
;
2008 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
2009 QLIST_FOREACH(mon_fdset_fd_dup
, &mon_fdset
->dup_fds
, next
) {
2010 if (mon_fdset_fd_dup
->fd
== dup_fd
) {
2012 QLIST_REMOVE(mon_fdset_fd_dup
, next
);
2013 if (QLIST_EMPTY(&mon_fdset
->dup_fds
)) {
2014 monitor_fdset_cleanup(mon_fdset
);
2018 return mon_fdset
->id
;
2026 int monitor_fdset_dup_fd_find(int dup_fd
)
2028 return monitor_fdset_dup_fd_find_remove(dup_fd
, false);
2031 void monitor_fdset_dup_fd_remove(int dup_fd
)
2033 monitor_fdset_dup_fd_find_remove(dup_fd
, true);
2036 int monitor_fd_param(Monitor
*mon
, const char *fdname
, Error
**errp
)
2039 Error
*local_err
= NULL
;
2041 if (!qemu_isdigit(fdname
[0]) && mon
) {
2042 fd
= monitor_get_fd(mon
, fdname
, &local_err
);
2044 fd
= qemu_parse_fd(fdname
);
2046 error_setg(&local_err
, "Invalid file descriptor number '%s'",
2051 error_propagate(errp
, local_err
);
2060 /* Please update hmp-commands.hx when adding or changing commands */
2061 static mon_cmd_t info_cmds
[] = {
2062 #include "hmp-commands-info.h"
2066 /* mon_cmds and info_cmds would be sorted at runtime */
2067 static mon_cmd_t mon_cmds
[] = {
2068 #include "hmp-commands.h"
2072 static const mon_cmd_t qmp_cmds
[] = {
2073 #include "qmp-commands-old.h"
2077 /*******************************************************************/
2079 static const char *pch
;
2080 static sigjmp_buf expr_env
;
2083 static void GCC_FMT_ATTR(2, 3) QEMU_NORETURN
2084 expr_error(Monitor
*mon
, const char *fmt
, ...)
2088 monitor_vprintf(mon
, fmt
, ap
);
2089 monitor_printf(mon
, "\n");
2091 siglongjmp(expr_env
, 1);
2094 /* return 0 if OK, -1 if not found */
2095 static int get_monitor_def(target_long
*pval
, const char *name
)
2097 const MonitorDef
*md
= target_monitor_defs();
2104 for(; md
->name
!= NULL
; md
++) {
2105 if (compare_cmd(name
, md
->name
)) {
2106 if (md
->get_value
) {
2107 *pval
= md
->get_value(md
, md
->offset
);
2109 CPUArchState
*env
= mon_get_cpu_env();
2110 ptr
= (uint8_t *)env
+ md
->offset
;
2113 *pval
= *(int32_t *)ptr
;
2116 *pval
= *(target_long
*)ptr
;
2129 static void next(void)
2133 while (qemu_isspace(*pch
))
2138 static int64_t expr_sum(Monitor
*mon
);
2140 static int64_t expr_unary(Monitor
*mon
)
2149 n
= expr_unary(mon
);
2153 n
= -expr_unary(mon
);
2157 n
= ~expr_unary(mon
);
2163 expr_error(mon
, "')' expected");
2170 expr_error(mon
, "character constant expected");
2174 expr_error(mon
, "missing terminating \' character");
2184 while ((*pch
>= 'a' && *pch
<= 'z') ||
2185 (*pch
>= 'A' && *pch
<= 'Z') ||
2186 (*pch
>= '0' && *pch
<= '9') ||
2187 *pch
== '_' || *pch
== '.') {
2188 if ((q
- buf
) < sizeof(buf
) - 1)
2192 while (qemu_isspace(*pch
))
2195 ret
= get_monitor_def(®
, buf
);
2197 expr_error(mon
, "unknown register");
2202 expr_error(mon
, "unexpected end of expression");
2207 n
= strtoull(pch
, &p
, 0);
2208 if (errno
== ERANGE
) {
2209 expr_error(mon
, "number too large");
2212 expr_error(mon
, "invalid char '%c' in expression", *p
);
2215 while (qemu_isspace(*pch
))
2223 static int64_t expr_prod(Monitor
*mon
)
2228 val
= expr_unary(mon
);
2231 if (op
!= '*' && op
!= '/' && op
!= '%')
2234 val2
= expr_unary(mon
);
2243 expr_error(mon
, "division by zero");
2254 static int64_t expr_logic(Monitor
*mon
)
2259 val
= expr_prod(mon
);
2262 if (op
!= '&' && op
!= '|' && op
!= '^')
2265 val2
= expr_prod(mon
);
2282 static int64_t expr_sum(Monitor
*mon
)
2287 val
= expr_logic(mon
);
2290 if (op
!= '+' && op
!= '-')
2293 val2
= expr_logic(mon
);
2302 static int get_expr(Monitor
*mon
, int64_t *pval
, const char **pp
)
2305 if (sigsetjmp(expr_env
, 0)) {
2309 while (qemu_isspace(*pch
))
2311 *pval
= expr_sum(mon
);
2316 static int get_double(Monitor
*mon
, double *pval
, const char **pp
)
2318 const char *p
= *pp
;
2322 d
= strtod(p
, &tailp
);
2324 monitor_printf(mon
, "Number expected\n");
2327 if (d
!= d
|| d
- d
!= 0) {
2328 /* NaN or infinity */
2329 monitor_printf(mon
, "Bad number\n");
2338 * Store the command-name in cmdname, and return a pointer to
2339 * the remaining of the command string.
2341 static const char *get_command_name(const char *cmdline
,
2342 char *cmdname
, size_t nlen
)
2345 const char *p
, *pstart
;
2348 while (qemu_isspace(*p
))
2353 while (*p
!= '\0' && *p
!= '/' && !qemu_isspace(*p
))
2358 memcpy(cmdname
, pstart
, len
);
2359 cmdname
[len
] = '\0';
2364 * Read key of 'type' into 'key' and return the current
2367 static char *key_get_info(const char *type
, char **key
)
2375 p
= strchr(type
, ':');
2382 str
= g_malloc(len
+ 1);
2383 memcpy(str
, type
, len
);
2390 static int default_fmt_format
= 'x';
2391 static int default_fmt_size
= 4;
2393 static int is_valid_option(const char *c
, const char *typestr
)
2401 typestr
= strstr(typestr
, option
);
2402 return (typestr
!= NULL
);
2405 static const mon_cmd_t
*search_dispatch_table(const mon_cmd_t
*disp_table
,
2406 const char *cmdname
)
2408 const mon_cmd_t
*cmd
;
2410 for (cmd
= disp_table
; cmd
->name
!= NULL
; cmd
++) {
2411 if (compare_cmd(cmdname
, cmd
->name
)) {
2419 static const mon_cmd_t
*qmp_find_cmd(const char *cmdname
)
2421 return search_dispatch_table(qmp_cmds
, cmdname
);
2425 * Parse command name from @cmdp according to command table @table.
2426 * If blank, return NULL.
2427 * Else, if no valid command can be found, report to @mon, and return
2429 * Else, change @cmdp to point right behind the name, and return its
2430 * command table entry.
2431 * Do not assume the return value points into @table! It doesn't when
2432 * the command is found in a sub-command table.
2434 static const mon_cmd_t
*monitor_parse_command(Monitor
*mon
,
2439 const mon_cmd_t
*cmd
;
2442 /* extract the command name */
2443 p
= get_command_name(*cmdp
, cmdname
, sizeof(cmdname
));
2447 cmd
= search_dispatch_table(table
, cmdname
);
2449 monitor_printf(mon
, "unknown command: '%.*s'\n",
2450 (int)(p
- *cmdp
), *cmdp
);
2454 /* filter out following useless space */
2455 while (qemu_isspace(*p
)) {
2460 /* search sub command */
2461 if (cmd
->sub_table
!= NULL
&& *p
!= '\0') {
2462 return monitor_parse_command(mon
, cmdp
, cmd
->sub_table
);
2469 * Parse arguments for @cmd.
2470 * If it can't be parsed, report to @mon, and return NULL.
2471 * Else, insert command arguments into a QDict, and return it.
2472 * Note: On success, caller has to free the QDict structure.
2475 static QDict
*monitor_parse_arguments(Monitor
*mon
,
2477 const mon_cmd_t
*cmd
)
2479 const char *typestr
;
2482 const char *p
= *endp
;
2484 QDict
*qdict
= qdict_new();
2486 /* parse the parameters */
2487 typestr
= cmd
->args_type
;
2489 typestr
= key_get_info(typestr
, &key
);
2501 while (qemu_isspace(*p
))
2503 if (*typestr
== '?') {
2506 /* no optional string: NULL argument */
2510 ret
= get_str(buf
, sizeof(buf
), &p
);
2514 monitor_printf(mon
, "%s: filename expected\n",
2518 monitor_printf(mon
, "%s: block device name expected\n",
2522 monitor_printf(mon
, "%s: string expected\n", cmd
->name
);
2527 qdict_put(qdict
, key
, qstring_from_str(buf
));
2532 QemuOptsList
*opts_list
;
2535 opts_list
= qemu_find_opts(key
);
2536 if (!opts_list
|| opts_list
->desc
->name
) {
2539 while (qemu_isspace(*p
)) {
2544 if (get_str(buf
, sizeof(buf
), &p
) < 0) {
2547 opts
= qemu_opts_parse_noisily(opts_list
, buf
, true);
2551 qemu_opts_to_qdict(opts
, qdict
);
2552 qemu_opts_del(opts
);
2557 int count
, format
, size
;
2559 while (qemu_isspace(*p
))
2565 if (qemu_isdigit(*p
)) {
2567 while (qemu_isdigit(*p
)) {
2568 count
= count
* 10 + (*p
- '0');
2606 if (*p
!= '\0' && !qemu_isspace(*p
)) {
2607 monitor_printf(mon
, "invalid char in format: '%c'\n",
2612 format
= default_fmt_format
;
2613 if (format
!= 'i') {
2614 /* for 'i', not specifying a size gives -1 as size */
2616 size
= default_fmt_size
;
2617 default_fmt_size
= size
;
2619 default_fmt_format
= format
;
2622 format
= default_fmt_format
;
2623 if (format
!= 'i') {
2624 size
= default_fmt_size
;
2629 qdict_put(qdict
, "count", qint_from_int(count
));
2630 qdict_put(qdict
, "format", qint_from_int(format
));
2631 qdict_put(qdict
, "size", qint_from_int(size
));
2640 while (qemu_isspace(*p
))
2642 if (*typestr
== '?' || *typestr
== '.') {
2643 if (*typestr
== '?') {
2651 while (qemu_isspace(*p
))
2660 if (get_expr(mon
, &val
, &p
))
2662 /* Check if 'i' is greater than 32-bit */
2663 if ((c
== 'i') && ((val
>> 32) & 0xffffffff)) {
2664 monitor_printf(mon
, "\'%s\' has failed: ", cmd
->name
);
2665 monitor_printf(mon
, "integer is for 32-bit values\n");
2667 } else if (c
== 'M') {
2669 monitor_printf(mon
, "enter a positive value\n");
2674 qdict_put(qdict
, key
, qint_from_int(val
));
2682 while (qemu_isspace(*p
)) {
2685 if (*typestr
== '?') {
2691 val
= qemu_strtosz(p
, &end
);
2693 monitor_printf(mon
, "invalid size\n");
2696 qdict_put(qdict
, key
, qint_from_int(val
));
2704 while (qemu_isspace(*p
))
2706 if (*typestr
== '?') {
2712 if (get_double(mon
, &val
, &p
) < 0) {
2715 if (p
[0] && p
[1] == 's') {
2718 val
/= 1e3
; p
+= 2; break;
2720 val
/= 1e6
; p
+= 2; break;
2722 val
/= 1e9
; p
+= 2; break;
2725 if (*p
&& !qemu_isspace(*p
)) {
2726 monitor_printf(mon
, "Unknown unit suffix\n");
2729 qdict_put(qdict
, key
, qfloat_from_double(val
));
2737 while (qemu_isspace(*p
)) {
2741 while (qemu_isgraph(*p
)) {
2744 if (p
- beg
== 2 && !memcmp(beg
, "on", p
- beg
)) {
2746 } else if (p
- beg
== 3 && !memcmp(beg
, "off", p
- beg
)) {
2749 monitor_printf(mon
, "Expected 'on' or 'off'\n");
2752 qdict_put(qdict
, key
, qbool_from_bool(val
));
2757 const char *tmp
= p
;
2764 while (qemu_isspace(*p
))
2769 if(!is_valid_option(p
, typestr
)) {
2771 monitor_printf(mon
, "%s: unsupported option -%c\n",
2783 qdict_put(qdict
, key
, qbool_from_bool(true));
2790 /* package all remaining string */
2793 while (qemu_isspace(*p
)) {
2796 if (*typestr
== '?') {
2799 /* no remaining string: NULL argument */
2805 monitor_printf(mon
, "%s: string expected\n",
2809 qdict_put(qdict
, key
, qstring_from_str(p
));
2815 monitor_printf(mon
, "%s: unknown type '%c'\n", cmd
->name
, c
);
2821 /* check that all arguments were parsed */
2822 while (qemu_isspace(*p
))
2825 monitor_printf(mon
, "%s: extraneous characters at the end of line\n",
2838 static void handle_hmp_command(Monitor
*mon
, const char *cmdline
)
2841 const mon_cmd_t
*cmd
;
2843 cmd
= monitor_parse_command(mon
, &cmdline
, mon
->cmd_table
);
2848 qdict
= monitor_parse_arguments(mon
, &cmdline
, cmd
);
2850 monitor_printf(mon
, "Try \"help %s\" for more information\n",
2855 cmd
->mhandler
.cmd(mon
, qdict
);
2859 static void cmd_completion(Monitor
*mon
, const char *name
, const char *list
)
2861 const char *p
, *pstart
;
2870 p
= pstart
+ strlen(pstart
);
2872 if (len
> sizeof(cmd
) - 2)
2873 len
= sizeof(cmd
) - 2;
2874 memcpy(cmd
, pstart
, len
);
2876 if (name
[0] == '\0' || !strncmp(name
, cmd
, strlen(name
))) {
2877 readline_add_completion(mon
->rs
, cmd
);
2885 static void file_completion(Monitor
*mon
, const char *input
)
2890 char file
[1024], file_prefix
[1024];
2894 p
= strrchr(input
, '/');
2897 pstrcpy(file_prefix
, sizeof(file_prefix
), input
);
2898 pstrcpy(path
, sizeof(path
), ".");
2900 input_path_len
= p
- input
+ 1;
2901 memcpy(path
, input
, input_path_len
);
2902 if (input_path_len
> sizeof(path
) - 1)
2903 input_path_len
= sizeof(path
) - 1;
2904 path
[input_path_len
] = '\0';
2905 pstrcpy(file_prefix
, sizeof(file_prefix
), p
+ 1);
2908 ffs
= opendir(path
);
2917 if (strcmp(d
->d_name
, ".") == 0 || strcmp(d
->d_name
, "..") == 0) {
2921 if (strstart(d
->d_name
, file_prefix
, NULL
)) {
2922 memcpy(file
, input
, input_path_len
);
2923 if (input_path_len
< sizeof(file
))
2924 pstrcpy(file
+ input_path_len
, sizeof(file
) - input_path_len
,
2926 /* stat the file to find out if it's a directory.
2927 * In that case add a slash to speed up typing long paths
2929 if (stat(file
, &sb
) == 0 && S_ISDIR(sb
.st_mode
)) {
2930 pstrcat(file
, sizeof(file
), "/");
2932 readline_add_completion(mon
->rs
, file
);
2938 static const char *next_arg_type(const char *typestr
)
2940 const char *p
= strchr(typestr
, ':');
2941 return (p
!= NULL
? ++p
: typestr
);
2944 static void add_completion_option(ReadLineState
*rs
, const char *str
,
2947 if (!str
|| !option
) {
2950 if (!strncmp(option
, str
, strlen(str
))) {
2951 readline_add_completion(rs
, option
);
2955 void chardev_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
2958 ChardevBackendInfoList
*list
, *start
;
2964 readline_set_completion_index(rs
, len
);
2966 start
= list
= qmp_query_chardev_backends(NULL
);
2968 const char *chr_name
= list
->value
->name
;
2970 if (!strncmp(chr_name
, str
, len
)) {
2971 readline_add_completion(rs
, chr_name
);
2975 qapi_free_ChardevBackendInfoList(start
);
2978 void netdev_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
2987 readline_set_completion_index(rs
, len
);
2988 for (i
= 0; NetClientOptionsKind_lookup
[i
]; i
++) {
2989 add_completion_option(rs
, str
, NetClientOptionsKind_lookup
[i
]);
2993 void device_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3003 readline_set_completion_index(rs
, len
);
3004 list
= elt
= object_class_get_list(TYPE_DEVICE
, false);
3007 DeviceClass
*dc
= OBJECT_CLASS_CHECK(DeviceClass
, elt
->data
,
3009 name
= object_class_get_name(OBJECT_CLASS(dc
));
3011 if (!dc
->cannot_instantiate_with_device_add_yet
3012 && !strncmp(name
, str
, len
)) {
3013 readline_add_completion(rs
, name
);
3020 void object_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3030 readline_set_completion_index(rs
, len
);
3031 list
= elt
= object_class_get_list(TYPE_USER_CREATABLE
, false);
3035 name
= object_class_get_name(OBJECT_CLASS(elt
->data
));
3036 if (!strncmp(name
, str
, len
) && strcmp(name
, TYPE_USER_CREATABLE
)) {
3037 readline_add_completion(rs
, name
);
3044 static void peripheral_device_del_completion(ReadLineState
*rs
,
3045 const char *str
, size_t len
)
3047 Object
*peripheral
= container_get(qdev_get_machine(), "/peripheral");
3048 GSList
*list
, *item
;
3050 list
= qdev_build_hotpluggable_device_list(peripheral
);
3055 for (item
= list
; item
; item
= g_slist_next(item
)) {
3056 DeviceState
*dev
= item
->data
;
3058 if (dev
->id
&& !strncmp(str
, dev
->id
, len
)) {
3059 readline_add_completion(rs
, dev
->id
);
3066 void chardev_remove_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3069 ChardevInfoList
*list
, *start
;
3075 readline_set_completion_index(rs
, len
);
3077 start
= list
= qmp_query_chardev(NULL
);
3079 ChardevInfo
*chr
= list
->value
;
3081 if (!strncmp(chr
->label
, str
, len
)) {
3082 readline_add_completion(rs
, chr
->label
);
3086 qapi_free_ChardevInfoList(start
);
3089 static void ringbuf_completion(ReadLineState
*rs
, const char *str
)
3092 ChardevInfoList
*list
, *start
;
3095 readline_set_completion_index(rs
, len
);
3097 start
= list
= qmp_query_chardev(NULL
);
3099 ChardevInfo
*chr_info
= list
->value
;
3101 if (!strncmp(chr_info
->label
, str
, len
)) {
3102 CharDriverState
*chr
= qemu_chr_find(chr_info
->label
);
3103 if (chr
&& chr_is_ringbuf(chr
)) {
3104 readline_add_completion(rs
, chr_info
->label
);
3109 qapi_free_ChardevInfoList(start
);
3112 void ringbuf_write_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3117 ringbuf_completion(rs
, str
);
3120 void device_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3129 readline_set_completion_index(rs
, len
);
3130 peripheral_device_del_completion(rs
, str
, len
);
3133 void object_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3135 ObjectPropertyInfoList
*list
, *start
;
3142 readline_set_completion_index(rs
, len
);
3144 start
= list
= qmp_qom_list("/objects", NULL
);
3146 ObjectPropertyInfo
*info
= list
->value
;
3148 if (!strncmp(info
->type
, "child<", 5)
3149 && !strncmp(info
->name
, str
, len
)) {
3150 readline_add_completion(rs
, info
->name
);
3154 qapi_free_ObjectPropertyInfoList(start
);
3157 void sendkey_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3166 sep
= strrchr(str
, '-');
3171 readline_set_completion_index(rs
, len
);
3172 for (i
= 0; i
< Q_KEY_CODE_MAX
; i
++) {
3173 if (!strncmp(str
, QKeyCode_lookup
[i
], len
)) {
3174 readline_add_completion(rs
, QKeyCode_lookup
[i
]);
3179 void set_link_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3184 readline_set_completion_index(rs
, len
);
3186 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3188 count
= qemu_find_net_clients_except(NULL
, ncs
,
3189 NET_CLIENT_OPTIONS_KIND_NONE
,
3191 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3192 const char *name
= ncs
[i
]->name
;
3193 if (!strncmp(str
, name
, len
)) {
3194 readline_add_completion(rs
, name
);
3197 } else if (nb_args
== 3) {
3198 add_completion_option(rs
, str
, "on");
3199 add_completion_option(rs
, str
, "off");
3203 void netdev_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3206 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3213 readline_set_completion_index(rs
, len
);
3214 count
= qemu_find_net_clients_except(NULL
, ncs
, NET_CLIENT_OPTIONS_KIND_NIC
,
3216 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3218 const char *name
= ncs
[i
]->name
;
3219 if (strncmp(str
, name
, len
)) {
3222 opts
= qemu_opts_find(qemu_find_opts_err("netdev", NULL
), name
);
3224 readline_add_completion(rs
, name
);
3229 void trace_event_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3234 readline_set_completion_index(rs
, len
);
3237 for (id
= 0; id
< trace_event_count(); id
++) {
3238 const char *event_name
= trace_event_get_name(trace_event_id(id
));
3239 if (!strncmp(str
, event_name
, len
)) {
3240 readline_add_completion(rs
, event_name
);
3243 } else if (nb_args
== 3) {
3244 add_completion_option(rs
, str
, "on");
3245 add_completion_option(rs
, str
, "off");
3249 void watchdog_action_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3256 readline_set_completion_index(rs
, strlen(str
));
3257 for (i
= 0; WatchdogExpirationAction_lookup
[i
]; i
++) {
3258 add_completion_option(rs
, str
, WatchdogExpirationAction_lookup
[i
]);
3262 void migrate_set_capability_completion(ReadLineState
*rs
, int nb_args
,
3268 readline_set_completion_index(rs
, len
);
3271 for (i
= 0; i
< MIGRATION_CAPABILITY_MAX
; i
++) {
3272 const char *name
= MigrationCapability_lookup
[i
];
3273 if (!strncmp(str
, name
, len
)) {
3274 readline_add_completion(rs
, name
);
3277 } else if (nb_args
== 3) {
3278 add_completion_option(rs
, str
, "on");
3279 add_completion_option(rs
, str
, "off");
3283 void migrate_set_parameter_completion(ReadLineState
*rs
, int nb_args
,
3289 readline_set_completion_index(rs
, len
);
3292 for (i
= 0; i
< MIGRATION_PARAMETER_MAX
; i
++) {
3293 const char *name
= MigrationParameter_lookup
[i
];
3294 if (!strncmp(str
, name
, len
)) {
3295 readline_add_completion(rs
, name
);
3301 void host_net_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3309 readline_set_completion_index(rs
, len
);
3310 for (i
= 0; host_net_devices
[i
]; i
++) {
3311 if (!strncmp(host_net_devices
[i
], str
, len
)) {
3312 readline_add_completion(rs
, host_net_devices
[i
]);
3317 void host_net_remove_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3319 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3323 readline_set_completion_index(rs
, len
);
3325 count
= qemu_find_net_clients_except(NULL
, ncs
,
3326 NET_CLIENT_OPTIONS_KIND_NONE
,
3328 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3332 if (net_hub_id_for_client(ncs
[i
], &id
)) {
3335 snprintf(name
, sizeof(name
), "%d", id
);
3336 if (!strncmp(str
, name
, len
)) {
3337 readline_add_completion(rs
, name
);
3341 } else if (nb_args
== 3) {
3342 count
= qemu_find_net_clients_except(NULL
, ncs
,
3343 NET_CLIENT_OPTIONS_KIND_NIC
,
3345 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3349 if (ncs
[i
]->info
->type
== NET_CLIENT_OPTIONS_KIND_HUBPORT
||
3350 net_hub_id_for_client(ncs
[i
], &id
)) {
3353 name
= ncs
[i
]->name
;
3354 if (!strncmp(str
, name
, len
)) {
3355 readline_add_completion(rs
, name
);
3362 static void vm_completion(ReadLineState
*rs
, const char *str
)
3365 BlockDriverState
*bs
= NULL
;
3368 readline_set_completion_index(rs
, len
);
3369 while ((bs
= bdrv_next(bs
))) {
3370 SnapshotInfoList
*snapshots
, *snapshot
;
3372 if (!bdrv_can_snapshot(bs
)) {
3375 if (bdrv_query_snapshot_info_list(bs
, &snapshots
, NULL
)) {
3378 snapshot
= snapshots
;
3380 char *completion
= snapshot
->value
->name
;
3381 if (!strncmp(str
, completion
, len
)) {
3382 readline_add_completion(rs
, completion
);
3384 completion
= snapshot
->value
->id
;
3385 if (!strncmp(str
, completion
, len
)) {
3386 readline_add_completion(rs
, completion
);
3388 snapshot
= snapshot
->next
;
3390 qapi_free_SnapshotInfoList(snapshots
);
3395 void delvm_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3398 vm_completion(rs
, str
);
3402 void loadvm_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3405 vm_completion(rs
, str
);
3409 static void monitor_find_completion_by_table(Monitor
*mon
,
3410 const mon_cmd_t
*cmd_table
,
3414 const char *cmdname
;
3416 const char *ptype
, *str
, *name
;
3417 const mon_cmd_t
*cmd
;
3418 BlockDriverState
*bs
;
3421 /* command completion */
3426 readline_set_completion_index(mon
->rs
, strlen(cmdname
));
3427 for (cmd
= cmd_table
; cmd
->name
!= NULL
; cmd
++) {
3428 cmd_completion(mon
, cmdname
, cmd
->name
);
3431 /* find the command */
3432 for (cmd
= cmd_table
; cmd
->name
!= NULL
; cmd
++) {
3433 if (compare_cmd(args
[0], cmd
->name
)) {
3441 if (cmd
->sub_table
) {
3442 /* do the job again */
3443 monitor_find_completion_by_table(mon
, cmd
->sub_table
,
3444 &args
[1], nb_args
- 1);
3447 if (cmd
->command_completion
) {
3448 cmd
->command_completion(mon
->rs
, nb_args
, args
[nb_args
- 1]);
3452 ptype
= next_arg_type(cmd
->args_type
);
3453 for(i
= 0; i
< nb_args
- 2; i
++) {
3454 if (*ptype
!= '\0') {
3455 ptype
= next_arg_type(ptype
);
3456 while (*ptype
== '?')
3457 ptype
= next_arg_type(ptype
);
3460 str
= args
[nb_args
- 1];
3461 while (*ptype
== '-' && ptype
[1] != '\0') {
3462 ptype
= next_arg_type(ptype
);
3466 /* file completion */
3467 readline_set_completion_index(mon
->rs
, strlen(str
));
3468 file_completion(mon
, str
);
3471 /* block device name completion */
3472 readline_set_completion_index(mon
->rs
, strlen(str
));
3473 for (bs
= bdrv_next(NULL
); bs
; bs
= bdrv_next(bs
)) {
3474 name
= bdrv_get_device_name(bs
);
3475 if (str
[0] == '\0' ||
3476 !strncmp(name
, str
, strlen(str
))) {
3477 readline_add_completion(mon
->rs
, name
);
3483 if (!strcmp(cmd
->name
, "help|?")) {
3484 monitor_find_completion_by_table(mon
, cmd_table
,
3485 &args
[1], nb_args
- 1);
3494 static void monitor_find_completion(void *opaque
,
3495 const char *cmdline
)
3497 Monitor
*mon
= opaque
;
3498 char *args
[MAX_ARGS
];
3501 /* 1. parse the cmdline */
3502 if (parse_cmdline(cmdline
, &nb_args
, args
) < 0) {
3506 /* if the line ends with a space, it means we want to complete the
3508 len
= strlen(cmdline
);
3509 if (len
> 0 && qemu_isspace(cmdline
[len
- 1])) {
3510 if (nb_args
>= MAX_ARGS
) {
3513 args
[nb_args
++] = g_strdup("");
3516 /* 2. auto complete according to args */
3517 monitor_find_completion_by_table(mon
, mon
->cmd_table
, args
, nb_args
);
3520 free_cmdline_args(args
, nb_args
);
3523 static int monitor_can_read(void *opaque
)
3525 Monitor
*mon
= opaque
;
3527 return (mon
->suspend_cnt
== 0) ? 1 : 0;
3530 static bool invalid_qmp_mode(const Monitor
*mon
, const mon_cmd_t
*cmd
,
3533 bool is_cap
= cmd
->mhandler
.cmd_new
== qmp_capabilities
;
3535 if (is_cap
&& mon
->qmp
.in_command_mode
) {
3536 error_set(errp
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3537 "Capabilities negotiation is already complete, command "
3538 "'%s' ignored", cmd
->name
);
3541 if (!is_cap
&& !mon
->qmp
.in_command_mode
) {
3542 error_set(errp
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3543 "Expecting capabilities negotiation with "
3544 "'qmp_capabilities' before command '%s'", cmd
->name
);
3551 * Argument validation rules:
3553 * 1. The argument must exist in cmd_args qdict
3554 * 2. The argument type must be the expected one
3556 * Special case: If the argument doesn't exist in cmd_args and
3557 * the QMP_ACCEPT_UNKNOWNS flag is set, then the
3558 * checking is skipped for it.
3560 static void check_client_args_type(const QDict
*client_args
,
3561 const QDict
*cmd_args
, int flags
,
3564 const QDictEntry
*ent
;
3566 for (ent
= qdict_first(client_args
); ent
;ent
= qdict_next(client_args
,ent
)){
3569 const QObject
*client_arg
= qdict_entry_value(ent
);
3570 const char *client_arg_name
= qdict_entry_key(ent
);
3572 obj
= qdict_get(cmd_args
, client_arg_name
);
3574 if (flags
& QMP_ACCEPT_UNKNOWNS
) {
3575 /* handler accepts unknowns */
3578 /* client arg doesn't exist */
3579 error_setg(errp
, QERR_INVALID_PARAMETER
, client_arg_name
);
3583 arg_type
= qobject_to_qstring(obj
);
3584 assert(arg_type
!= NULL
);
3586 /* check if argument's type is correct */
3587 switch (qstring_get_str(arg_type
)[0]) {
3591 if (qobject_type(client_arg
) != QTYPE_QSTRING
) {
3592 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3593 client_arg_name
, "string");
3601 if (qobject_type(client_arg
) != QTYPE_QINT
) {
3602 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3603 client_arg_name
, "int");
3608 if (qobject_type(client_arg
) != QTYPE_QINT
&&
3609 qobject_type(client_arg
) != QTYPE_QFLOAT
) {
3610 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3611 client_arg_name
, "number");
3617 if (qobject_type(client_arg
) != QTYPE_QBOOL
) {
3618 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3619 client_arg_name
, "bool");
3624 assert(flags
& QMP_ACCEPT_UNKNOWNS
);
3627 /* Any QObject can be passed. */
3632 * These types are not supported by QMP and thus are not
3633 * handled here. Fall through.
3642 * - Check if the client has passed all mandatory args
3643 * - Set special flags for argument validation
3645 static void check_mandatory_args(const QDict
*cmd_args
,
3646 const QDict
*client_args
, int *flags
,
3649 const QDictEntry
*ent
;
3651 for (ent
= qdict_first(cmd_args
); ent
; ent
= qdict_next(cmd_args
, ent
)) {
3652 const char *cmd_arg_name
= qdict_entry_key(ent
);
3653 QString
*type
= qobject_to_qstring(qdict_entry_value(ent
));
3654 assert(type
!= NULL
);
3656 if (qstring_get_str(type
)[0] == 'O') {
3657 assert((*flags
& QMP_ACCEPT_UNKNOWNS
) == 0);
3658 *flags
|= QMP_ACCEPT_UNKNOWNS
;
3659 } else if (qstring_get_str(type
)[0] != '-' &&
3660 qstring_get_str(type
)[1] != '?' &&
3661 !qdict_haskey(client_args
, cmd_arg_name
)) {
3662 error_setg(errp
, QERR_MISSING_PARAMETER
, cmd_arg_name
);
3668 static QDict
*qdict_from_args_type(const char *args_type
)
3672 QString
*key
, *type
, *cur_qs
;
3674 assert(args_type
!= NULL
);
3676 qdict
= qdict_new();
3678 if (args_type
== NULL
|| args_type
[0] == '\0') {
3679 /* no args, empty qdict */
3683 key
= qstring_new();
3684 type
= qstring_new();
3689 switch (args_type
[i
]) {
3692 qdict_put(qdict
, qstring_get_str(key
), type
);
3694 if (args_type
[i
] == '\0') {
3697 type
= qstring_new(); /* qdict has ref */
3698 cur_qs
= key
= qstring_new();
3704 qstring_append_chr(cur_qs
, args_type
[i
]);
3714 * Client argument checking rules:
3716 * 1. Client must provide all mandatory arguments
3717 * 2. Each argument provided by the client must be expected
3718 * 3. Each argument provided by the client must have the type expected
3721 static void qmp_check_client_args(const mon_cmd_t
*cmd
, QDict
*client_args
,
3728 cmd_args
= qdict_from_args_type(cmd
->args_type
);
3731 check_mandatory_args(cmd_args
, client_args
, &flags
, &err
);
3736 check_client_args_type(client_args
, cmd_args
, flags
, &err
);
3739 error_propagate(errp
, err
);
3744 * Input object checking rules
3746 * 1. Input object must be a dict
3747 * 2. The "execute" key must exist
3748 * 3. The "execute" key must be a string
3749 * 4. If the "arguments" key exists, it must be a dict
3750 * 5. If the "id" key exists, it can be anything (ie. json-value)
3751 * 6. Any argument not listed above is considered invalid
3753 static QDict
*qmp_check_input_obj(QObject
*input_obj
, Error
**errp
)
3755 const QDictEntry
*ent
;
3756 int has_exec_key
= 0;
3759 if (qobject_type(input_obj
) != QTYPE_QDICT
) {
3760 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT
, "object");
3764 input_dict
= qobject_to_qdict(input_obj
);
3766 for (ent
= qdict_first(input_dict
); ent
; ent
= qdict_next(input_dict
, ent
)){
3767 const char *arg_name
= qdict_entry_key(ent
);
3768 const QObject
*arg_obj
= qdict_entry_value(ent
);
3770 if (!strcmp(arg_name
, "execute")) {
3771 if (qobject_type(arg_obj
) != QTYPE_QSTRING
) {
3772 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT_MEMBER
,
3773 "execute", "string");
3777 } else if (!strcmp(arg_name
, "arguments")) {
3778 if (qobject_type(arg_obj
) != QTYPE_QDICT
) {
3779 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT_MEMBER
,
3780 "arguments", "object");
3783 } else if (!strcmp(arg_name
, "id")) {
3784 /* Any string is acceptable as "id", so nothing to check */
3786 error_setg(errp
, QERR_QMP_EXTRA_MEMBER
, arg_name
);
3791 if (!has_exec_key
) {
3792 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT
, "execute");
3799 static void handle_qmp_command(JSONMessageParser
*parser
, QList
*tokens
)
3801 Error
*local_err
= NULL
;
3802 QObject
*obj
, *data
;
3803 QDict
*input
, *args
;
3804 const mon_cmd_t
*cmd
;
3805 const char *cmd_name
;
3806 Monitor
*mon
= cur_mon
;
3808 args
= input
= NULL
;
3811 obj
= json_parser_parse(tokens
, NULL
);
3813 // FIXME: should be triggered in json_parser_parse()
3814 error_setg(&local_err
, QERR_JSON_PARSING
);
3818 input
= qmp_check_input_obj(obj
, &local_err
);
3820 qobject_decref(obj
);
3824 mon
->qmp
.id
= qdict_get(input
, "id");
3825 qobject_incref(mon
->qmp
.id
);
3827 cmd_name
= qdict_get_str(input
, "execute");
3828 trace_handle_qmp_command(mon
, cmd_name
);
3829 cmd
= qmp_find_cmd(cmd_name
);
3831 error_set(&local_err
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3832 "The command %s has not been found", cmd_name
);
3835 if (invalid_qmp_mode(mon
, cmd
, &local_err
)) {
3839 obj
= qdict_get(input
, "arguments");
3843 args
= qobject_to_qdict(obj
);
3847 qmp_check_client_args(cmd
, args
, &local_err
);
3852 cmd
->mhandler
.cmd_new(args
, &data
, &local_err
);
3855 monitor_protocol_emitter(mon
, data
, local_err
);
3856 qobject_decref(data
);
3861 static void monitor_qmp_read(void *opaque
, const uint8_t *buf
, int size
)
3863 Monitor
*old_mon
= cur_mon
;
3867 json_message_parser_feed(&cur_mon
->qmp
.parser
, (const char *) buf
, size
);
3872 static void monitor_read(void *opaque
, const uint8_t *buf
, int size
)
3874 Monitor
*old_mon
= cur_mon
;
3880 for (i
= 0; i
< size
; i
++)
3881 readline_handle_byte(cur_mon
->rs
, buf
[i
]);
3883 if (size
== 0 || buf
[size
- 1] != 0)
3884 monitor_printf(cur_mon
, "corrupted command\n");
3886 handle_hmp_command(cur_mon
, (char *)buf
);
3892 static void monitor_command_cb(void *opaque
, const char *cmdline
,
3893 void *readline_opaque
)
3895 Monitor
*mon
= opaque
;
3897 monitor_suspend(mon
);
3898 handle_hmp_command(mon
, cmdline
);
3899 monitor_resume(mon
);
3902 int monitor_suspend(Monitor
*mon
)
3910 void monitor_resume(Monitor
*mon
)
3914 if (--mon
->suspend_cnt
== 0)
3915 readline_show_prompt(mon
->rs
);
3918 static QObject
*get_qmp_greeting(void)
3920 QObject
*ver
= NULL
;
3922 qmp_marshal_query_version(NULL
, &ver
, NULL
);
3923 return qobject_from_jsonf("{'QMP':{'version': %p,'capabilities': []}}",ver
);
3926 static void monitor_qmp_event(void *opaque
, int event
)
3929 Monitor
*mon
= opaque
;
3932 case CHR_EVENT_OPENED
:
3933 mon
->qmp
.in_command_mode
= false;
3934 data
= get_qmp_greeting();
3935 monitor_json_emitter(mon
, data
);
3936 qobject_decref(data
);
3939 case CHR_EVENT_CLOSED
:
3940 json_message_parser_destroy(&mon
->qmp
.parser
);
3941 json_message_parser_init(&mon
->qmp
.parser
, handle_qmp_command
);
3943 monitor_fdsets_cleanup();
3948 static void monitor_event(void *opaque
, int event
)
3950 Monitor
*mon
= opaque
;
3953 case CHR_EVENT_MUX_IN
:
3954 qemu_mutex_lock(&mon
->out_lock
);
3956 qemu_mutex_unlock(&mon
->out_lock
);
3957 if (mon
->reset_seen
) {
3958 readline_restart(mon
->rs
);
3959 monitor_resume(mon
);
3962 mon
->suspend_cnt
= 0;
3966 case CHR_EVENT_MUX_OUT
:
3967 if (mon
->reset_seen
) {
3968 if (mon
->suspend_cnt
== 0) {
3969 monitor_printf(mon
, "\n");
3972 monitor_suspend(mon
);
3976 qemu_mutex_lock(&mon
->out_lock
);
3978 qemu_mutex_unlock(&mon
->out_lock
);
3981 case CHR_EVENT_OPENED
:
3982 monitor_printf(mon
, "QEMU %s monitor - type 'help' for more "
3983 "information\n", QEMU_VERSION
);
3984 if (!mon
->mux_out
) {
3985 readline_restart(mon
->rs
);
3986 readline_show_prompt(mon
->rs
);
3988 mon
->reset_seen
= 1;
3992 case CHR_EVENT_CLOSED
:
3994 monitor_fdsets_cleanup();
4000 compare_mon_cmd(const void *a
, const void *b
)
4002 return strcmp(((const mon_cmd_t
*)a
)->name
,
4003 ((const mon_cmd_t
*)b
)->name
);
4006 static void sortcmdlist(void)
4009 int elem_size
= sizeof(mon_cmd_t
);
4011 array_num
= sizeof(mon_cmds
)/elem_size
-1;
4012 qsort((void *)mon_cmds
, array_num
, elem_size
, compare_mon_cmd
);
4014 array_num
= sizeof(info_cmds
)/elem_size
-1;
4015 qsort((void *)info_cmds
, array_num
, elem_size
, compare_mon_cmd
);
4027 /* These functions just adapt the readline interface in a typesafe way. We
4028 * could cast function pointers but that discards compiler checks.
4030 static void GCC_FMT_ATTR(2, 3) monitor_readline_printf(void *opaque
,
4031 const char *fmt
, ...)
4035 monitor_vprintf(opaque
, fmt
, ap
);
4039 static void monitor_readline_flush(void *opaque
)
4041 monitor_flush(opaque
);
4044 static void __attribute__((constructor
)) monitor_lock_init(void)
4046 qemu_mutex_init(&monitor_lock
);
4049 void monitor_init(CharDriverState
*chr
, int flags
)
4051 static int is_first_init
= 1;
4054 if (is_first_init
) {
4055 monitor_qapi_event_init();
4060 mon
= g_malloc(sizeof(*mon
));
4061 monitor_data_init(mon
);
4065 if (flags
& MONITOR_USE_READLINE
) {
4066 mon
->rs
= readline_init(monitor_readline_printf
,
4067 monitor_readline_flush
,
4069 monitor_find_completion
);
4070 monitor_read_command(mon
, 0);
4073 if (monitor_is_qmp(mon
)) {
4074 qemu_chr_add_handlers(chr
, monitor_can_read
, monitor_qmp_read
,
4075 monitor_qmp_event
, mon
);
4076 qemu_chr_fe_set_echo(chr
, true);
4077 json_message_parser_init(&mon
->qmp
.parser
, handle_qmp_command
);
4079 qemu_chr_add_handlers(chr
, monitor_can_read
, monitor_read
,
4080 monitor_event
, mon
);
4083 qemu_mutex_lock(&monitor_lock
);
4084 QLIST_INSERT_HEAD(&mon_list
, mon
, entry
);
4085 qemu_mutex_unlock(&monitor_lock
);
4088 static void bdrv_password_cb(void *opaque
, const char *password
,
4089 void *readline_opaque
)
4091 Monitor
*mon
= opaque
;
4092 BlockDriverState
*bs
= readline_opaque
;
4094 Error
*local_err
= NULL
;
4096 bdrv_add_key(bs
, password
, &local_err
);
4098 monitor_printf(mon
, "%s\n", error_get_pretty(local_err
));
4099 error_free(local_err
);
4102 if (mon
->password_completion_cb
)
4103 mon
->password_completion_cb(mon
->password_opaque
, ret
);
4105 monitor_read_command(mon
, 1);
4108 int monitor_read_bdrv_key_start(Monitor
*mon
, BlockDriverState
*bs
,
4109 BlockCompletionFunc
*completion_cb
,
4114 monitor_printf(mon
, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs
),
4115 bdrv_get_encrypted_filename(bs
));
4117 mon
->password_completion_cb
= completion_cb
;
4118 mon
->password_opaque
= opaque
;
4120 err
= monitor_read_password(mon
, bdrv_password_cb
, bs
);
4122 if (err
&& completion_cb
)
4123 completion_cb(opaque
, err
);
4128 int monitor_read_block_device_key(Monitor
*mon
, const char *device
,
4129 BlockCompletionFunc
*completion_cb
,
4135 blk
= blk_by_name(device
);
4137 monitor_printf(mon
, "Device not found %s\n", device
);
4141 monitor_printf(mon
, "Device '%s' has no medium\n", device
);
4145 bdrv_add_key(blk_bs(blk
), NULL
, &err
);
4148 return monitor_read_bdrv_key_start(mon
, blk_bs(blk
), completion_cb
, opaque
);
4151 if (completion_cb
) {
4152 completion_cb(opaque
, 0);
4157 QemuOptsList qemu_mon_opts
= {
4159 .implied_opt_name
= "chardev",
4160 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mon_opts
.head
),
4164 .type
= QEMU_OPT_STRING
,
4167 .type
= QEMU_OPT_STRING
,
4170 .type
= QEMU_OPT_BOOL
,
4173 .type
= QEMU_OPT_BOOL
,
4175 { /* end of list */ }
4180 void qmp_rtc_reset_reinjection(Error
**errp
)
4182 error_setg(errp
, QERR_FEATURE_DISABLED
, "rtc-reset-reinjection");
4186 #ifndef TARGET_S390X
4187 void qmp_dump_skeys(const char *filename
, Error
**errp
)
4189 error_setg(errp
, QERR_FEATURE_DISABLED
, "dump-skeys");