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 "exec/cpu_ldst.h"
72 #include "qmp-commands.h"
74 #include "qemu/thread.h"
75 #include "block/qapi.h"
76 #include "qapi/qmp-event.h"
77 #include "qapi-event.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 int64_t rate
; /* Minimum time (in ns) between two events */
186 int64_t last
; /* QEMU_CLOCK_REALTIME value at last emission */
187 QEMUTimer
*timer
; /* Timer for handling delayed events */
188 QObject
*data
; /* Event pending delayed dispatch */
189 } MonitorQAPIEventState
;
192 CharDriverState
*chr
;
202 /* Read under either BQL or out_lock, written with BQL+out_lock. */
208 BlockCompletionFunc
*password_completion_cb
;
209 void *password_opaque
;
210 mon_cmd_t
*cmd_table
;
211 QLIST_HEAD(,mon_fd_t
) fds
;
212 QLIST_ENTRY(Monitor
) entry
;
215 /* QMP checker flags */
216 #define QMP_ACCEPT_UNKNOWNS 1
218 /* Protects mon_list, monitor_event_state. */
219 static QemuMutex monitor_lock
;
221 static QLIST_HEAD(mon_list
, Monitor
) mon_list
;
222 static QLIST_HEAD(mon_fdsets
, MonFdset
) mon_fdsets
;
223 static int mon_refcount
;
225 static mon_cmd_t mon_cmds
[];
226 static mon_cmd_t info_cmds
[];
228 static const mon_cmd_t qmp_cmds
[];
232 static void monitor_command_cb(void *opaque
, const char *cmdline
,
233 void *readline_opaque
);
236 * Is @mon a QMP monitor?
238 static inline bool monitor_is_qmp(const Monitor
*mon
)
240 return (mon
->flags
& MONITOR_USE_CONTROL
);
244 * Is the current monitor, if any, a QMP monitor?
246 bool monitor_cur_is_qmp(void)
248 return cur_mon
&& monitor_is_qmp(cur_mon
);
251 void monitor_read_command(Monitor
*mon
, int show_prompt
)
256 readline_start(mon
->rs
, "(qemu) ", 0, monitor_command_cb
, NULL
);
258 readline_show_prompt(mon
->rs
);
261 int monitor_read_password(Monitor
*mon
, ReadLineFunc
*readline_func
,
265 readline_start(mon
->rs
, "Password: ", 1, readline_func
, opaque
);
266 /* prompt is printed on return from the command handler */
269 monitor_printf(mon
, "terminal does not support password prompting\n");
274 static void monitor_flush_locked(Monitor
*mon
);
276 static gboolean
monitor_unblocked(GIOChannel
*chan
, GIOCondition cond
,
279 Monitor
*mon
= opaque
;
281 qemu_mutex_lock(&mon
->out_lock
);
283 monitor_flush_locked(mon
);
284 qemu_mutex_unlock(&mon
->out_lock
);
288 /* Called with mon->out_lock held. */
289 static void monitor_flush_locked(Monitor
*mon
)
295 if (mon
->skip_flush
) {
299 buf
= qstring_get_str(mon
->outbuf
);
300 len
= qstring_get_length(mon
->outbuf
);
302 if (len
&& !mon
->mux_out
) {
303 rc
= qemu_chr_fe_write(mon
->chr
, (const uint8_t *) buf
, len
);
304 if ((rc
< 0 && errno
!= EAGAIN
) || (rc
== len
)) {
305 /* all flushed or error */
306 QDECREF(mon
->outbuf
);
307 mon
->outbuf
= qstring_new();
312 QString
*tmp
= qstring_from_str(buf
+ rc
);
313 QDECREF(mon
->outbuf
);
316 if (mon
->out_watch
== 0) {
317 mon
->out_watch
= qemu_chr_fe_add_watch(mon
->chr
, G_IO_OUT
|G_IO_HUP
,
318 monitor_unblocked
, mon
);
323 void monitor_flush(Monitor
*mon
)
325 qemu_mutex_lock(&mon
->out_lock
);
326 monitor_flush_locked(mon
);
327 qemu_mutex_unlock(&mon
->out_lock
);
330 /* flush at every end of line */
331 static void monitor_puts(Monitor
*mon
, const char *str
)
335 qemu_mutex_lock(&mon
->out_lock
);
341 qstring_append_chr(mon
->outbuf
, '\r');
343 qstring_append_chr(mon
->outbuf
, c
);
345 monitor_flush_locked(mon
);
348 qemu_mutex_unlock(&mon
->out_lock
);
351 void monitor_vprintf(Monitor
*mon
, const char *fmt
, va_list ap
)
358 if (monitor_is_qmp(mon
)) {
362 buf
= g_strdup_vprintf(fmt
, ap
);
363 monitor_puts(mon
, buf
);
367 void monitor_printf(Monitor
*mon
, const char *fmt
, ...)
371 monitor_vprintf(mon
, fmt
, ap
);
375 static int GCC_FMT_ATTR(2, 3) monitor_fprintf(FILE *stream
,
376 const char *fmt
, ...)
380 monitor_vprintf((Monitor
*)stream
, fmt
, ap
);
385 static void monitor_json_emitter(Monitor
*mon
, const QObject
*data
)
389 json
= mon
->flags
& MONITOR_USE_PRETTY
? qobject_to_json_pretty(data
) :
390 qobject_to_json(data
);
391 assert(json
!= NULL
);
393 qstring_append_chr(json
, '\n');
394 monitor_puts(mon
, qstring_get_str(json
));
399 static QDict
*build_qmp_error_dict(Error
*err
)
403 obj
= qobject_from_jsonf("{ 'error': { 'class': %s, 'desc': %s } }",
404 ErrorClass_lookup
[error_get_class(err
)],
405 error_get_pretty(err
));
407 return qobject_to_qdict(obj
);
410 static void monitor_protocol_emitter(Monitor
*mon
, QObject
*data
,
415 trace_monitor_protocol_emitter(mon
);
418 /* success response */
421 qobject_incref(data
);
422 qdict_put_obj(qmp
, "return", data
);
424 /* return an empty QDict by default */
425 qdict_put(qmp
, "return", qdict_new());
429 qmp
= build_qmp_error_dict(err
);
433 qdict_put_obj(qmp
, "id", mon
->qmp
.id
);
437 monitor_json_emitter(mon
, QOBJECT(qmp
));
442 static MonitorQAPIEventState monitor_qapi_event_state
[QAPI_EVENT_MAX
];
445 * Emits the event to every monitor instance, @event is only used for trace
446 * Called with monitor_lock held.
448 static void monitor_qapi_event_emit(QAPIEvent event
, QObject
*data
)
452 trace_monitor_protocol_event_emit(event
, data
);
453 QLIST_FOREACH(mon
, &mon_list
, entry
) {
454 if (monitor_is_qmp(mon
) && mon
->qmp
.in_command_mode
) {
455 monitor_json_emitter(mon
, data
);
461 * Queue a new event for emission to Monitor instances,
462 * applying any rate limiting if required.
465 monitor_qapi_event_queue(QAPIEvent event
, QDict
*data
, Error
**errp
)
467 MonitorQAPIEventState
*evstate
;
468 assert(event
< QAPI_EVENT_MAX
);
469 int64_t now
= qemu_clock_get_ns(QEMU_CLOCK_REALTIME
);
471 evstate
= &(monitor_qapi_event_state
[event
]);
472 trace_monitor_protocol_event_queue(event
,
478 /* Rate limit of 0 indicates no throttling */
479 qemu_mutex_lock(&monitor_lock
);
480 if (!evstate
->rate
) {
481 monitor_qapi_event_emit(event
, QOBJECT(data
));
484 int64_t delta
= now
- evstate
->last
;
486 delta
< evstate
->rate
) {
487 /* If there's an existing event pending, replace
488 * it with the new event, otherwise schedule a
489 * timer for delayed emission
492 qobject_decref(evstate
->data
);
494 int64_t then
= evstate
->last
+ evstate
->rate
;
495 timer_mod_ns(evstate
->timer
, then
);
497 evstate
->data
= QOBJECT(data
);
498 qobject_incref(evstate
->data
);
500 monitor_qapi_event_emit(event
, QOBJECT(data
));
504 qemu_mutex_unlock(&monitor_lock
);
508 * The callback invoked by QemuTimer when a delayed
509 * event is ready to be emitted
511 static void monitor_qapi_event_handler(void *opaque
)
513 MonitorQAPIEventState
*evstate
= opaque
;
514 int64_t now
= qemu_clock_get_ns(QEMU_CLOCK_REALTIME
);
516 trace_monitor_protocol_event_handler(evstate
->event
,
520 qemu_mutex_lock(&monitor_lock
);
522 monitor_qapi_event_emit(evstate
->event
, evstate
->data
);
523 qobject_decref(evstate
->data
);
524 evstate
->data
= NULL
;
527 qemu_mutex_unlock(&monitor_lock
);
531 * @event: the event ID to be limited
532 * @rate: the rate limit in milliseconds
534 * Sets a rate limit on a particular event, so no
535 * more than 1 event will be emitted within @rate
539 monitor_qapi_event_throttle(QAPIEvent event
, int64_t rate
)
541 MonitorQAPIEventState
*evstate
;
542 assert(event
< QAPI_EVENT_MAX
);
544 evstate
= &(monitor_qapi_event_state
[event
]);
546 trace_monitor_protocol_event_throttle(event
, rate
);
547 evstate
->event
= event
;
548 assert(rate
* SCALE_MS
<= INT64_MAX
);
549 evstate
->rate
= rate
* SCALE_MS
;
551 evstate
->data
= NULL
;
552 evstate
->timer
= timer_new(QEMU_CLOCK_REALTIME
,
554 monitor_qapi_event_handler
,
558 static void monitor_qapi_event_init(void)
560 /* Limit guest-triggerable events to 1 per second */
561 monitor_qapi_event_throttle(QAPI_EVENT_RTC_CHANGE
, 1000);
562 monitor_qapi_event_throttle(QAPI_EVENT_WATCHDOG
, 1000);
563 monitor_qapi_event_throttle(QAPI_EVENT_BALLOON_CHANGE
, 1000);
564 monitor_qapi_event_throttle(QAPI_EVENT_QUORUM_REPORT_BAD
, 1000);
565 monitor_qapi_event_throttle(QAPI_EVENT_QUORUM_FAILURE
, 1000);
566 monitor_qapi_event_throttle(QAPI_EVENT_VSERPORT_CHANGE
, 1000);
568 qmp_event_set_func_emit(monitor_qapi_event_queue
);
571 static void qmp_capabilities(QDict
*params
, QObject
**ret_data
, Error
**errp
)
573 cur_mon
->qmp
.in_command_mode
= true;
576 static void handle_hmp_command(Monitor
*mon
, const char *cmdline
);
578 static void monitor_data_init(Monitor
*mon
)
580 memset(mon
, 0, sizeof(Monitor
));
581 qemu_mutex_init(&mon
->out_lock
);
582 mon
->outbuf
= qstring_new();
583 /* Use *mon_cmds by default. */
584 mon
->cmd_table
= mon_cmds
;
587 static void monitor_data_destroy(Monitor
*mon
)
589 QDECREF(mon
->outbuf
);
590 qemu_mutex_destroy(&mon
->out_lock
);
593 char *qmp_human_monitor_command(const char *command_line
, bool has_cpu_index
,
594 int64_t cpu_index
, Error
**errp
)
597 Monitor
*old_mon
, hmp
;
599 monitor_data_init(&hmp
);
600 hmp
.skip_flush
= true;
606 int ret
= monitor_set_cpu(cpu_index
);
609 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "cpu-index",
615 handle_hmp_command(&hmp
, command_line
);
618 qemu_mutex_lock(&hmp
.out_lock
);
619 if (qstring_get_length(hmp
.outbuf
) > 0) {
620 output
= g_strdup(qstring_get_str(hmp
.outbuf
));
622 output
= g_strdup("");
624 qemu_mutex_unlock(&hmp
.out_lock
);
627 monitor_data_destroy(&hmp
);
631 static int compare_cmd(const char *name
, const char *list
)
633 const char *p
, *pstart
;
641 p
= pstart
+ strlen(pstart
);
642 if ((p
- pstart
) == len
&& !memcmp(pstart
, name
, len
))
651 static int get_str(char *buf
, int buf_size
, const char **pp
)
659 while (qemu_isspace(*p
)) {
670 while (*p
!= '\0' && *p
!= '\"') {
686 printf("unsupported escape code: '\\%c'\n", c
);
689 if ((q
- buf
) < buf_size
- 1) {
693 if ((q
- buf
) < buf_size
- 1) {
700 printf("unterminated string\n");
705 while (*p
!= '\0' && !qemu_isspace(*p
)) {
706 if ((q
- buf
) < buf_size
- 1) {
719 static void free_cmdline_args(char **args
, int nb_args
)
723 assert(nb_args
<= MAX_ARGS
);
725 for (i
= 0; i
< nb_args
; i
++) {
732 * Parse the command line to get valid args.
733 * @cmdline: command line to be parsed.
734 * @pnb_args: location to store the number of args, must NOT be NULL.
735 * @args: location to store the args, which should be freed by caller, must
738 * Returns 0 on success, negative on failure.
740 * NOTE: this parser is an approximate form of the real command parser. Number
741 * of args have a limit of MAX_ARGS. If cmdline contains more, it will
742 * return with failure.
744 static int parse_cmdline(const char *cmdline
,
745 int *pnb_args
, char **args
)
754 while (qemu_isspace(*p
)) {
760 if (nb_args
>= MAX_ARGS
) {
763 ret
= get_str(buf
, sizeof(buf
), &p
);
767 args
[nb_args
] = g_strdup(buf
);
774 free_cmdline_args(args
, nb_args
);
778 static void help_cmd_dump_one(Monitor
*mon
,
779 const mon_cmd_t
*cmd
,
785 for (i
= 0; i
< prefix_args_nb
; i
++) {
786 monitor_printf(mon
, "%s ", prefix_args
[i
]);
788 monitor_printf(mon
, "%s %s -- %s\n", cmd
->name
, cmd
->params
, cmd
->help
);
791 /* @args[@arg_index] is the valid command need to find in @cmds */
792 static void help_cmd_dump(Monitor
*mon
, const mon_cmd_t
*cmds
,
793 char **args
, int nb_args
, int arg_index
)
795 const mon_cmd_t
*cmd
;
797 /* No valid arg need to compare with, dump all in *cmds */
798 if (arg_index
>= nb_args
) {
799 for (cmd
= cmds
; cmd
->name
!= NULL
; cmd
++) {
800 help_cmd_dump_one(mon
, cmd
, args
, arg_index
);
805 /* Find one entry to dump */
806 for (cmd
= cmds
; cmd
->name
!= NULL
; cmd
++) {
807 if (compare_cmd(args
[arg_index
], cmd
->name
)) {
808 if (cmd
->sub_table
) {
809 /* continue with next arg */
810 help_cmd_dump(mon
, cmd
->sub_table
,
811 args
, nb_args
, arg_index
+ 1);
813 help_cmd_dump_one(mon
, cmd
, args
, arg_index
);
820 static void help_cmd(Monitor
*mon
, const char *name
)
822 char *args
[MAX_ARGS
];
825 /* 1. parse user input */
827 /* special case for log, directly dump and return */
828 if (!strcmp(name
, "log")) {
829 const QEMULogItem
*item
;
830 monitor_printf(mon
, "Log items (comma separated):\n");
831 monitor_printf(mon
, "%-10s %s\n", "none", "remove all logs");
832 for (item
= qemu_log_items
; item
->mask
!= 0; item
++) {
833 monitor_printf(mon
, "%-10s %s\n", item
->name
, item
->help
);
838 if (parse_cmdline(name
, &nb_args
, args
) < 0) {
843 /* 2. dump the contents according to parsed args */
844 help_cmd_dump(mon
, mon
->cmd_table
, args
, nb_args
, 0);
846 free_cmdline_args(args
, nb_args
);
849 static void do_help_cmd(Monitor
*mon
, const QDict
*qdict
)
851 help_cmd(mon
, qdict_get_try_str(qdict
, "name"));
854 static void hmp_trace_event(Monitor
*mon
, const QDict
*qdict
)
856 const char *tp_name
= qdict_get_str(qdict
, "name");
857 bool new_state
= qdict_get_bool(qdict
, "option");
858 Error
*local_err
= NULL
;
860 qmp_trace_event_set_state(tp_name
, new_state
, true, true, &local_err
);
862 error_report_err(local_err
);
866 #ifdef CONFIG_TRACE_SIMPLE
867 static void hmp_trace_file(Monitor
*mon
, const QDict
*qdict
)
869 const char *op
= qdict_get_try_str(qdict
, "op");
870 const char *arg
= qdict_get_try_str(qdict
, "arg");
873 st_print_trace_file_status((FILE *)mon
, &monitor_fprintf
);
874 } else if (!strcmp(op
, "on")) {
875 st_set_trace_file_enabled(true);
876 } else if (!strcmp(op
, "off")) {
877 st_set_trace_file_enabled(false);
878 } else if (!strcmp(op
, "flush")) {
879 st_flush_trace_buffer();
880 } else if (!strcmp(op
, "set")) {
882 st_set_trace_file(arg
);
885 monitor_printf(mon
, "unexpected argument \"%s\"\n", op
);
886 help_cmd(mon
, "trace-file");
891 static void hmp_info_help(Monitor
*mon
, const QDict
*qdict
)
893 help_cmd(mon
, "info");
896 CommandInfoList
*qmp_query_commands(Error
**errp
)
898 CommandInfoList
*info
, *cmd_list
= NULL
;
899 const mon_cmd_t
*cmd
;
901 for (cmd
= qmp_cmds
; cmd
->name
!= NULL
; cmd
++) {
902 info
= g_malloc0(sizeof(*info
));
903 info
->value
= g_malloc0(sizeof(*info
->value
));
904 info
->value
->name
= g_strdup(cmd
->name
);
906 info
->next
= cmd_list
;
913 EventInfoList
*qmp_query_events(Error
**errp
)
915 EventInfoList
*info
, *ev_list
= NULL
;
918 for (e
= 0 ; e
< QAPI_EVENT_MAX
; e
++) {
919 const char *event_name
= QAPIEvent_lookup
[e
];
920 assert(event_name
!= NULL
);
921 info
= g_malloc0(sizeof(*info
));
922 info
->value
= g_malloc0(sizeof(*info
->value
));
923 info
->value
->name
= g_strdup(event_name
);
925 info
->next
= ev_list
;
932 /* set the current CPU defined by the user */
933 int monitor_set_cpu(int cpu_index
)
937 cpu
= qemu_get_cpu(cpu_index
);
941 cur_mon
->mon_cpu
= cpu
;
945 static CPUState
*mon_get_cpu(void)
947 if (!cur_mon
->mon_cpu
) {
950 cpu_synchronize_state(cur_mon
->mon_cpu
);
951 return cur_mon
->mon_cpu
;
954 CPUArchState
*mon_get_cpu_env(void)
956 return mon_get_cpu()->env_ptr
;
959 int monitor_get_cpu_index(void)
961 return mon_get_cpu()->cpu_index
;
964 static void hmp_info_registers(Monitor
*mon
, const QDict
*qdict
)
966 cpu_dump_state(mon_get_cpu(), (FILE *)mon
, monitor_fprintf
, CPU_DUMP_FPU
);
969 static void hmp_info_jit(Monitor
*mon
, const QDict
*qdict
)
971 dump_exec_info((FILE *)mon
, monitor_fprintf
);
972 dump_drift_info((FILE *)mon
, monitor_fprintf
);
975 static void hmp_info_opcount(Monitor
*mon
, const QDict
*qdict
)
977 dump_opcount_info((FILE *)mon
, monitor_fprintf
);
980 static void hmp_info_history(Monitor
*mon
, const QDict
*qdict
)
989 str
= readline_get_history(mon
->rs
, i
);
992 monitor_printf(mon
, "%d: '%s'\n", i
, str
);
997 static void hmp_info_cpustats(Monitor
*mon
, const QDict
*qdict
)
999 cpu_dump_statistics(mon_get_cpu(), (FILE *)mon
, &monitor_fprintf
, 0);
1002 static void hmp_info_trace_events(Monitor
*mon
, const QDict
*qdict
)
1004 TraceEventInfoList
*events
= qmp_trace_event_get_state("*", NULL
);
1005 TraceEventInfoList
*elem
;
1007 for (elem
= events
; elem
!= NULL
; elem
= elem
->next
) {
1008 monitor_printf(mon
, "%s : state %u\n",
1010 elem
->value
->state
== TRACE_EVENT_STATE_ENABLED
? 1 : 0);
1012 qapi_free_TraceEventInfoList(events
);
1015 void qmp_client_migrate_info(const char *protocol
, const char *hostname
,
1016 bool has_port
, int64_t port
,
1017 bool has_tls_port
, int64_t tls_port
,
1018 bool has_cert_subject
, const char *cert_subject
,
1021 if (strcmp(protocol
, "spice") == 0) {
1022 if (!qemu_using_spice(errp
)) {
1026 if (!has_port
&& !has_tls_port
) {
1027 error_setg(errp
, QERR_MISSING_PARAMETER
, "port/tls-port");
1031 if (qemu_spice_migrate_info(hostname
,
1032 has_port
? port
: -1,
1033 has_tls_port
? tls_port
: -1,
1035 error_setg(errp
, QERR_UNDEFINED_ERROR
);
1041 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "protocol", "spice");
1044 static void hmp_logfile(Monitor
*mon
, const QDict
*qdict
)
1046 qemu_set_log_filename(qdict_get_str(qdict
, "filename"));
1049 static void hmp_log(Monitor
*mon
, const QDict
*qdict
)
1052 const char *items
= qdict_get_str(qdict
, "items");
1054 if (!strcmp(items
, "none")) {
1057 mask
= qemu_str_to_log_mask(items
);
1059 help_cmd(mon
, "log");
1066 static void hmp_singlestep(Monitor
*mon
, const QDict
*qdict
)
1068 const char *option
= qdict_get_try_str(qdict
, "option");
1069 if (!option
|| !strcmp(option
, "on")) {
1071 } else if (!strcmp(option
, "off")) {
1074 monitor_printf(mon
, "unexpected option %s\n", option
);
1078 static void hmp_gdbserver(Monitor
*mon
, const QDict
*qdict
)
1080 const char *device
= qdict_get_try_str(qdict
, "device");
1082 device
= "tcp::" DEFAULT_GDBSTUB_PORT
;
1083 if (gdbserver_start(device
) < 0) {
1084 monitor_printf(mon
, "Could not open gdbserver on device '%s'\n",
1086 } else if (strcmp(device
, "none") == 0) {
1087 monitor_printf(mon
, "Disabled gdbserver\n");
1089 monitor_printf(mon
, "Waiting for gdb connection on device '%s'\n",
1094 static void hmp_watchdog_action(Monitor
*mon
, const QDict
*qdict
)
1096 const char *action
= qdict_get_str(qdict
, "action");
1097 if (select_watchdog_action(action
) == -1) {
1098 monitor_printf(mon
, "Unknown watchdog action '%s'\n", action
);
1102 static void monitor_printc(Monitor
*mon
, int c
)
1104 monitor_printf(mon
, "'");
1107 monitor_printf(mon
, "\\'");
1110 monitor_printf(mon
, "\\\\");
1113 monitor_printf(mon
, "\\n");
1116 monitor_printf(mon
, "\\r");
1119 if (c
>= 32 && c
<= 126) {
1120 monitor_printf(mon
, "%c", c
);
1122 monitor_printf(mon
, "\\x%02x", c
);
1126 monitor_printf(mon
, "'");
1129 static void memory_dump(Monitor
*mon
, int count
, int format
, int wsize
,
1130 hwaddr addr
, int is_physical
)
1132 int l
, line_size
, i
, max_digits
, len
;
1136 if (format
== 'i') {
1139 CPUArchState
*env
= mon_get_cpu_env();
1142 } else if (wsize
== 4) {
1145 /* as default we use the current CS size */
1148 #ifdef TARGET_X86_64
1149 if ((env
->efer
& MSR_EFER_LMA
) &&
1150 (env
->segs
[R_CS
].flags
& DESC_L_MASK
))
1154 if (!(env
->segs
[R_CS
].flags
& DESC_B_MASK
))
1160 CPUArchState
*env
= mon_get_cpu_env();
1161 flags
= msr_le
<< 16;
1162 flags
|= env
->bfd_mach
;
1164 monitor_disas(mon
, mon_get_cpu(), addr
, count
, is_physical
, flags
);
1168 len
= wsize
* count
;
1177 max_digits
= (wsize
* 8 + 2) / 3;
1181 max_digits
= (wsize
* 8) / 4;
1185 max_digits
= (wsize
* 8 * 10 + 32) / 33;
1194 monitor_printf(mon
, TARGET_FMT_plx
":", addr
);
1196 monitor_printf(mon
, TARGET_FMT_lx
":", (target_ulong
)addr
);
1201 cpu_physical_memory_read(addr
, buf
, l
);
1203 if (cpu_memory_rw_debug(mon_get_cpu(), addr
, buf
, l
, 0) < 0) {
1204 monitor_printf(mon
, " Cannot access memory\n");
1213 v
= ldub_p(buf
+ i
);
1216 v
= lduw_p(buf
+ i
);
1219 v
= (uint32_t)ldl_p(buf
+ i
);
1225 monitor_printf(mon
, " ");
1228 monitor_printf(mon
, "%#*" PRIo64
, max_digits
, v
);
1231 monitor_printf(mon
, "0x%0*" PRIx64
, max_digits
, v
);
1234 monitor_printf(mon
, "%*" PRIu64
, max_digits
, v
);
1237 monitor_printf(mon
, "%*" PRId64
, max_digits
, v
);
1240 monitor_printc(mon
, v
);
1245 monitor_printf(mon
, "\n");
1251 static void hmp_memory_dump(Monitor
*mon
, const QDict
*qdict
)
1253 int count
= qdict_get_int(qdict
, "count");
1254 int format
= qdict_get_int(qdict
, "format");
1255 int size
= qdict_get_int(qdict
, "size");
1256 target_long addr
= qdict_get_int(qdict
, "addr");
1258 memory_dump(mon
, count
, format
, size
, addr
, 0);
1261 static void hmp_physical_memory_dump(Monitor
*mon
, const QDict
*qdict
)
1263 int count
= qdict_get_int(qdict
, "count");
1264 int format
= qdict_get_int(qdict
, "format");
1265 int size
= qdict_get_int(qdict
, "size");
1266 hwaddr addr
= qdict_get_int(qdict
, "addr");
1268 memory_dump(mon
, count
, format
, size
, addr
, 1);
1271 static void do_print(Monitor
*mon
, const QDict
*qdict
)
1273 int format
= qdict_get_int(qdict
, "format");
1274 hwaddr val
= qdict_get_int(qdict
, "val");
1278 monitor_printf(mon
, "%#" HWADDR_PRIo
, val
);
1281 monitor_printf(mon
, "%#" HWADDR_PRIx
, val
);
1284 monitor_printf(mon
, "%" HWADDR_PRIu
, val
);
1288 monitor_printf(mon
, "%" HWADDR_PRId
, val
);
1291 monitor_printc(mon
, val
);
1294 monitor_printf(mon
, "\n");
1297 static void hmp_sum(Monitor
*mon
, const QDict
*qdict
)
1301 uint32_t start
= qdict_get_int(qdict
, "start");
1302 uint32_t size
= qdict_get_int(qdict
, "size");
1305 for(addr
= start
; addr
< (start
+ size
); addr
++) {
1306 uint8_t val
= address_space_ldub(&address_space_memory
, addr
,
1307 MEMTXATTRS_UNSPECIFIED
, NULL
);
1308 /* BSD sum algorithm ('sum' Unix command) */
1309 sum
= (sum
>> 1) | (sum
<< 15);
1312 monitor_printf(mon
, "%05d\n", sum
);
1315 static int mouse_button_state
;
1317 static void hmp_mouse_move(Monitor
*mon
, const QDict
*qdict
)
1319 int dx
, dy
, dz
, button
;
1320 const char *dx_str
= qdict_get_str(qdict
, "dx_str");
1321 const char *dy_str
= qdict_get_str(qdict
, "dy_str");
1322 const char *dz_str
= qdict_get_try_str(qdict
, "dz_str");
1324 dx
= strtol(dx_str
, NULL
, 0);
1325 dy
= strtol(dy_str
, NULL
, 0);
1326 qemu_input_queue_rel(NULL
, INPUT_AXIS_X
, dx
);
1327 qemu_input_queue_rel(NULL
, INPUT_AXIS_Y
, dy
);
1330 dz
= strtol(dz_str
, NULL
, 0);
1332 button
= (dz
> 0) ? INPUT_BUTTON_WHEEL_UP
: INPUT_BUTTON_WHEEL_DOWN
;
1333 qemu_input_queue_btn(NULL
, button
, true);
1334 qemu_input_event_sync();
1335 qemu_input_queue_btn(NULL
, button
, false);
1338 qemu_input_event_sync();
1341 static void hmp_mouse_button(Monitor
*mon
, const QDict
*qdict
)
1343 static uint32_t bmap
[INPUT_BUTTON_MAX
] = {
1344 [INPUT_BUTTON_LEFT
] = MOUSE_EVENT_LBUTTON
,
1345 [INPUT_BUTTON_MIDDLE
] = MOUSE_EVENT_MBUTTON
,
1346 [INPUT_BUTTON_RIGHT
] = MOUSE_EVENT_RBUTTON
,
1348 int button_state
= qdict_get_int(qdict
, "button_state");
1350 if (mouse_button_state
== button_state
) {
1353 qemu_input_update_buttons(NULL
, bmap
, mouse_button_state
, button_state
);
1354 qemu_input_event_sync();
1355 mouse_button_state
= button_state
;
1358 static void hmp_ioport_read(Monitor
*mon
, const QDict
*qdict
)
1360 int size
= qdict_get_int(qdict
, "size");
1361 int addr
= qdict_get_int(qdict
, "addr");
1362 int has_index
= qdict_haskey(qdict
, "index");
1367 int index
= qdict_get_int(qdict
, "index");
1368 cpu_outb(addr
& IOPORTS_MASK
, index
& 0xff);
1376 val
= cpu_inb(addr
);
1380 val
= cpu_inw(addr
);
1384 val
= cpu_inl(addr
);
1388 monitor_printf(mon
, "port%c[0x%04x] = %#0*x\n",
1389 suffix
, addr
, size
* 2, val
);
1392 static void hmp_ioport_write(Monitor
*mon
, const QDict
*qdict
)
1394 int size
= qdict_get_int(qdict
, "size");
1395 int addr
= qdict_get_int(qdict
, "addr");
1396 int val
= qdict_get_int(qdict
, "val");
1398 addr
&= IOPORTS_MASK
;
1403 cpu_outb(addr
, val
);
1406 cpu_outw(addr
, val
);
1409 cpu_outl(addr
, val
);
1414 static void hmp_boot_set(Monitor
*mon
, const QDict
*qdict
)
1416 Error
*local_err
= NULL
;
1417 const char *bootdevice
= qdict_get_str(qdict
, "bootdevice");
1419 qemu_boot_set(bootdevice
, &local_err
);
1421 monitor_printf(mon
, "%s\n", error_get_pretty(local_err
));
1422 error_free(local_err
);
1424 monitor_printf(mon
, "boot device list now set to %s\n", bootdevice
);
1428 static void hmp_info_mtree(Monitor
*mon
, const QDict
*qdict
)
1430 mtree_info((fprintf_function
)monitor_printf
, mon
);
1433 static void hmp_info_numa(Monitor
*mon
, const QDict
*qdict
)
1439 node_mem
= g_new0(uint64_t, nb_numa_nodes
);
1440 query_numa_node_mem(node_mem
);
1441 monitor_printf(mon
, "%d nodes\n", nb_numa_nodes
);
1442 for (i
= 0; i
< nb_numa_nodes
; i
++) {
1443 monitor_printf(mon
, "node %d cpus:", i
);
1445 if (cpu
->numa_node
== i
) {
1446 monitor_printf(mon
, " %d", cpu
->cpu_index
);
1449 monitor_printf(mon
, "\n");
1450 monitor_printf(mon
, "node %d size: %" PRId64
" MB\n", i
,
1456 #ifdef CONFIG_PROFILER
1461 static void hmp_info_profile(Monitor
*mon
, const QDict
*qdict
)
1463 monitor_printf(mon
, "async time %" PRId64
" (%0.3f)\n",
1464 dev_time
, dev_time
/ (double)get_ticks_per_sec());
1465 monitor_printf(mon
, "qemu time %" PRId64
" (%0.3f)\n",
1466 tcg_time
, tcg_time
/ (double)get_ticks_per_sec());
1471 static void hmp_info_profile(Monitor
*mon
, const QDict
*qdict
)
1473 monitor_printf(mon
, "Internal profiler not compiled\n");
1477 /* Capture support */
1478 static QLIST_HEAD (capture_list_head
, CaptureState
) capture_head
;
1480 static void hmp_info_capture(Monitor
*mon
, const QDict
*qdict
)
1485 for (s
= capture_head
.lh_first
, i
= 0; s
; s
= s
->entries
.le_next
, ++i
) {
1486 monitor_printf(mon
, "[%d]: ", i
);
1487 s
->ops
.info (s
->opaque
);
1491 static void hmp_stopcapture(Monitor
*mon
, const QDict
*qdict
)
1494 int n
= qdict_get_int(qdict
, "n");
1497 for (s
= capture_head
.lh_first
, i
= 0; s
; s
= s
->entries
.le_next
, ++i
) {
1499 s
->ops
.destroy (s
->opaque
);
1500 QLIST_REMOVE (s
, entries
);
1507 static void hmp_wavcapture(Monitor
*mon
, const QDict
*qdict
)
1509 const char *path
= qdict_get_str(qdict
, "path");
1510 int has_freq
= qdict_haskey(qdict
, "freq");
1511 int freq
= qdict_get_try_int(qdict
, "freq", -1);
1512 int has_bits
= qdict_haskey(qdict
, "bits");
1513 int bits
= qdict_get_try_int(qdict
, "bits", -1);
1514 int has_channels
= qdict_haskey(qdict
, "nchannels");
1515 int nchannels
= qdict_get_try_int(qdict
, "nchannels", -1);
1518 s
= g_malloc0 (sizeof (*s
));
1520 freq
= has_freq
? freq
: 44100;
1521 bits
= has_bits
? bits
: 16;
1522 nchannels
= has_channels
? nchannels
: 2;
1524 if (wav_start_capture (s
, path
, freq
, bits
, nchannels
)) {
1525 monitor_printf(mon
, "Failed to add wave capture\n");
1529 QLIST_INSERT_HEAD (&capture_head
, s
, entries
);
1532 static qemu_acl
*find_acl(Monitor
*mon
, const char *name
)
1534 qemu_acl
*acl
= qemu_acl_find(name
);
1537 monitor_printf(mon
, "acl: unknown list '%s'\n", name
);
1542 static void hmp_acl_show(Monitor
*mon
, const QDict
*qdict
)
1544 const char *aclname
= qdict_get_str(qdict
, "aclname");
1545 qemu_acl
*acl
= find_acl(mon
, aclname
);
1546 qemu_acl_entry
*entry
;
1550 monitor_printf(mon
, "policy: %s\n",
1551 acl
->defaultDeny
? "deny" : "allow");
1552 QTAILQ_FOREACH(entry
, &acl
->entries
, next
) {
1554 monitor_printf(mon
, "%d: %s %s\n", i
,
1555 entry
->deny
? "deny" : "allow", entry
->match
);
1560 static void hmp_acl_reset(Monitor
*mon
, const QDict
*qdict
)
1562 const char *aclname
= qdict_get_str(qdict
, "aclname");
1563 qemu_acl
*acl
= find_acl(mon
, aclname
);
1566 qemu_acl_reset(acl
);
1567 monitor_printf(mon
, "acl: removed all rules\n");
1571 static void hmp_acl_policy(Monitor
*mon
, const QDict
*qdict
)
1573 const char *aclname
= qdict_get_str(qdict
, "aclname");
1574 const char *policy
= qdict_get_str(qdict
, "policy");
1575 qemu_acl
*acl
= find_acl(mon
, aclname
);
1578 if (strcmp(policy
, "allow") == 0) {
1579 acl
->defaultDeny
= 0;
1580 monitor_printf(mon
, "acl: policy set to 'allow'\n");
1581 } else if (strcmp(policy
, "deny") == 0) {
1582 acl
->defaultDeny
= 1;
1583 monitor_printf(mon
, "acl: policy set to 'deny'\n");
1585 monitor_printf(mon
, "acl: unknown policy '%s', "
1586 "expected 'deny' or 'allow'\n", policy
);
1591 static void hmp_acl_add(Monitor
*mon
, const QDict
*qdict
)
1593 const char *aclname
= qdict_get_str(qdict
, "aclname");
1594 const char *match
= qdict_get_str(qdict
, "match");
1595 const char *policy
= qdict_get_str(qdict
, "policy");
1596 int has_index
= qdict_haskey(qdict
, "index");
1597 int index
= qdict_get_try_int(qdict
, "index", -1);
1598 qemu_acl
*acl
= find_acl(mon
, aclname
);
1602 if (strcmp(policy
, "allow") == 0) {
1604 } else if (strcmp(policy
, "deny") == 0) {
1607 monitor_printf(mon
, "acl: unknown policy '%s', "
1608 "expected 'deny' or 'allow'\n", policy
);
1612 ret
= qemu_acl_insert(acl
, deny
, match
, index
);
1614 ret
= qemu_acl_append(acl
, deny
, match
);
1616 monitor_printf(mon
, "acl: unable to add acl entry\n");
1618 monitor_printf(mon
, "acl: added rule at position %d\n", ret
);
1622 static void hmp_acl_remove(Monitor
*mon
, const QDict
*qdict
)
1624 const char *aclname
= qdict_get_str(qdict
, "aclname");
1625 const char *match
= qdict_get_str(qdict
, "match");
1626 qemu_acl
*acl
= find_acl(mon
, aclname
);
1630 ret
= qemu_acl_remove(acl
, match
);
1632 monitor_printf(mon
, "acl: no matching acl entry\n");
1634 monitor_printf(mon
, "acl: removed rule at position %d\n", ret
);
1638 void qmp_getfd(const char *fdname
, Error
**errp
)
1643 fd
= qemu_chr_fe_get_msgfd(cur_mon
->chr
);
1645 error_setg(errp
, QERR_FD_NOT_SUPPLIED
);
1649 if (qemu_isdigit(fdname
[0])) {
1651 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "fdname",
1652 "a name not starting with a digit");
1656 QLIST_FOREACH(monfd
, &cur_mon
->fds
, next
) {
1657 if (strcmp(monfd
->name
, fdname
) != 0) {
1666 monfd
= g_malloc0(sizeof(mon_fd_t
));
1667 monfd
->name
= g_strdup(fdname
);
1670 QLIST_INSERT_HEAD(&cur_mon
->fds
, monfd
, next
);
1673 void qmp_closefd(const char *fdname
, Error
**errp
)
1677 QLIST_FOREACH(monfd
, &cur_mon
->fds
, next
) {
1678 if (strcmp(monfd
->name
, fdname
) != 0) {
1682 QLIST_REMOVE(monfd
, next
);
1684 g_free(monfd
->name
);
1689 error_setg(errp
, QERR_FD_NOT_FOUND
, fdname
);
1692 static void hmp_loadvm(Monitor
*mon
, const QDict
*qdict
)
1694 int saved_vm_running
= runstate_is_running();
1695 const char *name
= qdict_get_str(qdict
, "name");
1697 vm_stop(RUN_STATE_RESTORE_VM
);
1699 if (load_vmstate(name
) == 0 && saved_vm_running
) {
1704 int monitor_get_fd(Monitor
*mon
, const char *fdname
, Error
**errp
)
1708 QLIST_FOREACH(monfd
, &mon
->fds
, next
) {
1711 if (strcmp(monfd
->name
, fdname
) != 0) {
1717 /* caller takes ownership of fd */
1718 QLIST_REMOVE(monfd
, next
);
1719 g_free(monfd
->name
);
1725 error_setg(errp
, "File descriptor named '%s' has not been found", fdname
);
1729 static void monitor_fdset_cleanup(MonFdset
*mon_fdset
)
1731 MonFdsetFd
*mon_fdset_fd
;
1732 MonFdsetFd
*mon_fdset_fd_next
;
1734 QLIST_FOREACH_SAFE(mon_fdset_fd
, &mon_fdset
->fds
, next
, mon_fdset_fd_next
) {
1735 if ((mon_fdset_fd
->removed
||
1736 (QLIST_EMPTY(&mon_fdset
->dup_fds
) && mon_refcount
== 0)) &&
1737 runstate_is_running()) {
1738 close(mon_fdset_fd
->fd
);
1739 g_free(mon_fdset_fd
->opaque
);
1740 QLIST_REMOVE(mon_fdset_fd
, next
);
1741 g_free(mon_fdset_fd
);
1745 if (QLIST_EMPTY(&mon_fdset
->fds
) && QLIST_EMPTY(&mon_fdset
->dup_fds
)) {
1746 QLIST_REMOVE(mon_fdset
, next
);
1751 static void monitor_fdsets_cleanup(void)
1753 MonFdset
*mon_fdset
;
1754 MonFdset
*mon_fdset_next
;
1756 QLIST_FOREACH_SAFE(mon_fdset
, &mon_fdsets
, next
, mon_fdset_next
) {
1757 monitor_fdset_cleanup(mon_fdset
);
1761 AddfdInfo
*qmp_add_fd(bool has_fdset_id
, int64_t fdset_id
, bool has_opaque
,
1762 const char *opaque
, Error
**errp
)
1765 Monitor
*mon
= cur_mon
;
1768 fd
= qemu_chr_fe_get_msgfd(mon
->chr
);
1770 error_setg(errp
, QERR_FD_NOT_SUPPLIED
);
1774 fdinfo
= monitor_fdset_add_fd(fd
, has_fdset_id
, fdset_id
,
1775 has_opaque
, opaque
, errp
);
1787 void qmp_remove_fd(int64_t fdset_id
, bool has_fd
, int64_t fd
, Error
**errp
)
1789 MonFdset
*mon_fdset
;
1790 MonFdsetFd
*mon_fdset_fd
;
1793 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1794 if (mon_fdset
->id
!= fdset_id
) {
1797 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1799 if (mon_fdset_fd
->fd
!= fd
) {
1802 mon_fdset_fd
->removed
= true;
1805 mon_fdset_fd
->removed
= true;
1808 if (has_fd
&& !mon_fdset_fd
) {
1811 monitor_fdset_cleanup(mon_fdset
);
1817 snprintf(fd_str
, sizeof(fd_str
), "fdset-id:%" PRId64
", fd:%" PRId64
,
1820 snprintf(fd_str
, sizeof(fd_str
), "fdset-id:%" PRId64
, fdset_id
);
1822 error_setg(errp
, QERR_FD_NOT_FOUND
, fd_str
);
1825 FdsetInfoList
*qmp_query_fdsets(Error
**errp
)
1827 MonFdset
*mon_fdset
;
1828 MonFdsetFd
*mon_fdset_fd
;
1829 FdsetInfoList
*fdset_list
= NULL
;
1831 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1832 FdsetInfoList
*fdset_info
= g_malloc0(sizeof(*fdset_info
));
1833 FdsetFdInfoList
*fdsetfd_list
= NULL
;
1835 fdset_info
->value
= g_malloc0(sizeof(*fdset_info
->value
));
1836 fdset_info
->value
->fdset_id
= mon_fdset
->id
;
1838 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1839 FdsetFdInfoList
*fdsetfd_info
;
1841 fdsetfd_info
= g_malloc0(sizeof(*fdsetfd_info
));
1842 fdsetfd_info
->value
= g_malloc0(sizeof(*fdsetfd_info
->value
));
1843 fdsetfd_info
->value
->fd
= mon_fdset_fd
->fd
;
1844 if (mon_fdset_fd
->opaque
) {
1845 fdsetfd_info
->value
->has_opaque
= true;
1846 fdsetfd_info
->value
->opaque
= g_strdup(mon_fdset_fd
->opaque
);
1848 fdsetfd_info
->value
->has_opaque
= false;
1851 fdsetfd_info
->next
= fdsetfd_list
;
1852 fdsetfd_list
= fdsetfd_info
;
1855 fdset_info
->value
->fds
= fdsetfd_list
;
1857 fdset_info
->next
= fdset_list
;
1858 fdset_list
= fdset_info
;
1864 AddfdInfo
*monitor_fdset_add_fd(int fd
, bool has_fdset_id
, int64_t fdset_id
,
1865 bool has_opaque
, const char *opaque
,
1868 MonFdset
*mon_fdset
= NULL
;
1869 MonFdsetFd
*mon_fdset_fd
;
1873 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1874 /* Break if match found or match impossible due to ordering by ID */
1875 if (fdset_id
<= mon_fdset
->id
) {
1876 if (fdset_id
< mon_fdset
->id
) {
1884 if (mon_fdset
== NULL
) {
1885 int64_t fdset_id_prev
= -1;
1886 MonFdset
*mon_fdset_cur
= QLIST_FIRST(&mon_fdsets
);
1890 error_setg(errp
, QERR_INVALID_PARAMETER_VALUE
, "fdset-id",
1891 "a non-negative value");
1894 /* Use specified fdset ID */
1895 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1896 mon_fdset_cur
= mon_fdset
;
1897 if (fdset_id
< mon_fdset_cur
->id
) {
1902 /* Use first available fdset ID */
1903 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1904 mon_fdset_cur
= mon_fdset
;
1905 if (fdset_id_prev
== mon_fdset_cur
->id
- 1) {
1906 fdset_id_prev
= mon_fdset_cur
->id
;
1913 mon_fdset
= g_malloc0(sizeof(*mon_fdset
));
1915 mon_fdset
->id
= fdset_id
;
1917 mon_fdset
->id
= fdset_id_prev
+ 1;
1920 /* The fdset list is ordered by fdset ID */
1921 if (!mon_fdset_cur
) {
1922 QLIST_INSERT_HEAD(&mon_fdsets
, mon_fdset
, next
);
1923 } else if (mon_fdset
->id
< mon_fdset_cur
->id
) {
1924 QLIST_INSERT_BEFORE(mon_fdset_cur
, mon_fdset
, next
);
1926 QLIST_INSERT_AFTER(mon_fdset_cur
, mon_fdset
, next
);
1930 mon_fdset_fd
= g_malloc0(sizeof(*mon_fdset_fd
));
1931 mon_fdset_fd
->fd
= fd
;
1932 mon_fdset_fd
->removed
= false;
1934 mon_fdset_fd
->opaque
= g_strdup(opaque
);
1936 QLIST_INSERT_HEAD(&mon_fdset
->fds
, mon_fdset_fd
, next
);
1938 fdinfo
= g_malloc0(sizeof(*fdinfo
));
1939 fdinfo
->fdset_id
= mon_fdset
->id
;
1940 fdinfo
->fd
= mon_fdset_fd
->fd
;
1945 int monitor_fdset_get_fd(int64_t fdset_id
, int flags
)
1948 MonFdset
*mon_fdset
;
1949 MonFdsetFd
*mon_fdset_fd
;
1952 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1953 if (mon_fdset
->id
!= fdset_id
) {
1956 QLIST_FOREACH(mon_fdset_fd
, &mon_fdset
->fds
, next
) {
1957 mon_fd_flags
= fcntl(mon_fdset_fd
->fd
, F_GETFL
);
1958 if (mon_fd_flags
== -1) {
1962 if ((flags
& O_ACCMODE
) == (mon_fd_flags
& O_ACCMODE
)) {
1963 return mon_fdset_fd
->fd
;
1975 int monitor_fdset_dup_fd_add(int64_t fdset_id
, int dup_fd
)
1977 MonFdset
*mon_fdset
;
1978 MonFdsetFd
*mon_fdset_fd_dup
;
1980 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
1981 if (mon_fdset
->id
!= fdset_id
) {
1984 QLIST_FOREACH(mon_fdset_fd_dup
, &mon_fdset
->dup_fds
, next
) {
1985 if (mon_fdset_fd_dup
->fd
== dup_fd
) {
1989 mon_fdset_fd_dup
= g_malloc0(sizeof(*mon_fdset_fd_dup
));
1990 mon_fdset_fd_dup
->fd
= dup_fd
;
1991 QLIST_INSERT_HEAD(&mon_fdset
->dup_fds
, mon_fdset_fd_dup
, next
);
1997 static int monitor_fdset_dup_fd_find_remove(int dup_fd
, bool remove
)
1999 MonFdset
*mon_fdset
;
2000 MonFdsetFd
*mon_fdset_fd_dup
;
2002 QLIST_FOREACH(mon_fdset
, &mon_fdsets
, next
) {
2003 QLIST_FOREACH(mon_fdset_fd_dup
, &mon_fdset
->dup_fds
, next
) {
2004 if (mon_fdset_fd_dup
->fd
== dup_fd
) {
2006 QLIST_REMOVE(mon_fdset_fd_dup
, next
);
2007 if (QLIST_EMPTY(&mon_fdset
->dup_fds
)) {
2008 monitor_fdset_cleanup(mon_fdset
);
2012 return mon_fdset
->id
;
2020 int monitor_fdset_dup_fd_find(int dup_fd
)
2022 return monitor_fdset_dup_fd_find_remove(dup_fd
, false);
2025 void monitor_fdset_dup_fd_remove(int dup_fd
)
2027 monitor_fdset_dup_fd_find_remove(dup_fd
, true);
2030 int monitor_fd_param(Monitor
*mon
, const char *fdname
, Error
**errp
)
2033 Error
*local_err
= NULL
;
2035 if (!qemu_isdigit(fdname
[0]) && mon
) {
2036 fd
= monitor_get_fd(mon
, fdname
, &local_err
);
2038 fd
= qemu_parse_fd(fdname
);
2040 error_setg(&local_err
, "Invalid file descriptor number '%s'",
2045 error_propagate(errp
, local_err
);
2054 /* Please update hmp-commands.hx when adding or changing commands */
2055 static mon_cmd_t info_cmds
[] = {
2056 #include "hmp-commands-info.h"
2060 /* mon_cmds and info_cmds would be sorted at runtime */
2061 static mon_cmd_t mon_cmds
[] = {
2062 #include "hmp-commands.h"
2066 static const mon_cmd_t qmp_cmds
[] = {
2067 #include "qmp-commands-old.h"
2071 /*******************************************************************/
2073 static const char *pch
;
2074 static sigjmp_buf expr_env
;
2077 static void GCC_FMT_ATTR(2, 3) QEMU_NORETURN
2078 expr_error(Monitor
*mon
, const char *fmt
, ...)
2082 monitor_vprintf(mon
, fmt
, ap
);
2083 monitor_printf(mon
, "\n");
2085 siglongjmp(expr_env
, 1);
2088 /* return 0 if OK, -1 if not found */
2089 static int get_monitor_def(target_long
*pval
, const char *name
)
2091 const MonitorDef
*md
= target_monitor_defs();
2098 for(; md
->name
!= NULL
; md
++) {
2099 if (compare_cmd(name
, md
->name
)) {
2100 if (md
->get_value
) {
2101 *pval
= md
->get_value(md
, md
->offset
);
2103 CPUArchState
*env
= mon_get_cpu_env();
2104 ptr
= (uint8_t *)env
+ md
->offset
;
2107 *pval
= *(int32_t *)ptr
;
2110 *pval
= *(target_long
*)ptr
;
2123 static void next(void)
2127 while (qemu_isspace(*pch
))
2132 static int64_t expr_sum(Monitor
*mon
);
2134 static int64_t expr_unary(Monitor
*mon
)
2143 n
= expr_unary(mon
);
2147 n
= -expr_unary(mon
);
2151 n
= ~expr_unary(mon
);
2157 expr_error(mon
, "')' expected");
2164 expr_error(mon
, "character constant expected");
2168 expr_error(mon
, "missing terminating \' character");
2178 while ((*pch
>= 'a' && *pch
<= 'z') ||
2179 (*pch
>= 'A' && *pch
<= 'Z') ||
2180 (*pch
>= '0' && *pch
<= '9') ||
2181 *pch
== '_' || *pch
== '.') {
2182 if ((q
- buf
) < sizeof(buf
) - 1)
2186 while (qemu_isspace(*pch
))
2189 ret
= get_monitor_def(®
, buf
);
2191 expr_error(mon
, "unknown register");
2196 expr_error(mon
, "unexpected end of expression");
2201 n
= strtoull(pch
, &p
, 0);
2202 if (errno
== ERANGE
) {
2203 expr_error(mon
, "number too large");
2206 expr_error(mon
, "invalid char '%c' in expression", *p
);
2209 while (qemu_isspace(*pch
))
2217 static int64_t expr_prod(Monitor
*mon
)
2222 val
= expr_unary(mon
);
2225 if (op
!= '*' && op
!= '/' && op
!= '%')
2228 val2
= expr_unary(mon
);
2237 expr_error(mon
, "division by zero");
2248 static int64_t expr_logic(Monitor
*mon
)
2253 val
= expr_prod(mon
);
2256 if (op
!= '&' && op
!= '|' && op
!= '^')
2259 val2
= expr_prod(mon
);
2276 static int64_t expr_sum(Monitor
*mon
)
2281 val
= expr_logic(mon
);
2284 if (op
!= '+' && op
!= '-')
2287 val2
= expr_logic(mon
);
2296 static int get_expr(Monitor
*mon
, int64_t *pval
, const char **pp
)
2299 if (sigsetjmp(expr_env
, 0)) {
2303 while (qemu_isspace(*pch
))
2305 *pval
= expr_sum(mon
);
2310 static int get_double(Monitor
*mon
, double *pval
, const char **pp
)
2312 const char *p
= *pp
;
2316 d
= strtod(p
, &tailp
);
2318 monitor_printf(mon
, "Number expected\n");
2321 if (d
!= d
|| d
- d
!= 0) {
2322 /* NaN or infinity */
2323 monitor_printf(mon
, "Bad number\n");
2332 * Store the command-name in cmdname, and return a pointer to
2333 * the remaining of the command string.
2335 static const char *get_command_name(const char *cmdline
,
2336 char *cmdname
, size_t nlen
)
2339 const char *p
, *pstart
;
2342 while (qemu_isspace(*p
))
2347 while (*p
!= '\0' && *p
!= '/' && !qemu_isspace(*p
))
2352 memcpy(cmdname
, pstart
, len
);
2353 cmdname
[len
] = '\0';
2358 * Read key of 'type' into 'key' and return the current
2361 static char *key_get_info(const char *type
, char **key
)
2369 p
= strchr(type
, ':');
2376 str
= g_malloc(len
+ 1);
2377 memcpy(str
, type
, len
);
2384 static int default_fmt_format
= 'x';
2385 static int default_fmt_size
= 4;
2387 static int is_valid_option(const char *c
, const char *typestr
)
2395 typestr
= strstr(typestr
, option
);
2396 return (typestr
!= NULL
);
2399 static const mon_cmd_t
*search_dispatch_table(const mon_cmd_t
*disp_table
,
2400 const char *cmdname
)
2402 const mon_cmd_t
*cmd
;
2404 for (cmd
= disp_table
; cmd
->name
!= NULL
; cmd
++) {
2405 if (compare_cmd(cmdname
, cmd
->name
)) {
2413 static const mon_cmd_t
*qmp_find_cmd(const char *cmdname
)
2415 return search_dispatch_table(qmp_cmds
, cmdname
);
2419 * Parse command name from @cmdp according to command table @table.
2420 * If blank, return NULL.
2421 * Else, if no valid command can be found, report to @mon, and return
2423 * Else, change @cmdp to point right behind the name, and return its
2424 * command table entry.
2425 * Do not assume the return value points into @table! It doesn't when
2426 * the command is found in a sub-command table.
2428 static const mon_cmd_t
*monitor_parse_command(Monitor
*mon
,
2433 const mon_cmd_t
*cmd
;
2436 /* extract the command name */
2437 p
= get_command_name(*cmdp
, cmdname
, sizeof(cmdname
));
2441 cmd
= search_dispatch_table(table
, cmdname
);
2443 monitor_printf(mon
, "unknown command: '%.*s'\n",
2444 (int)(p
- *cmdp
), *cmdp
);
2448 /* filter out following useless space */
2449 while (qemu_isspace(*p
)) {
2454 /* search sub command */
2455 if (cmd
->sub_table
!= NULL
&& *p
!= '\0') {
2456 return monitor_parse_command(mon
, cmdp
, cmd
->sub_table
);
2463 * Parse arguments for @cmd.
2464 * If it can't be parsed, report to @mon, and return NULL.
2465 * Else, insert command arguments into a QDict, and return it.
2466 * Note: On success, caller has to free the QDict structure.
2469 static QDict
*monitor_parse_arguments(Monitor
*mon
,
2471 const mon_cmd_t
*cmd
)
2473 const char *typestr
;
2476 const char *p
= *endp
;
2478 QDict
*qdict
= qdict_new();
2480 /* parse the parameters */
2481 typestr
= cmd
->args_type
;
2483 typestr
= key_get_info(typestr
, &key
);
2495 while (qemu_isspace(*p
))
2497 if (*typestr
== '?') {
2500 /* no optional string: NULL argument */
2504 ret
= get_str(buf
, sizeof(buf
), &p
);
2508 monitor_printf(mon
, "%s: filename expected\n",
2512 monitor_printf(mon
, "%s: block device name expected\n",
2516 monitor_printf(mon
, "%s: string expected\n", cmd
->name
);
2521 qdict_put(qdict
, key
, qstring_from_str(buf
));
2526 QemuOptsList
*opts_list
;
2529 opts_list
= qemu_find_opts(key
);
2530 if (!opts_list
|| opts_list
->desc
->name
) {
2533 while (qemu_isspace(*p
)) {
2538 if (get_str(buf
, sizeof(buf
), &p
) < 0) {
2541 opts
= qemu_opts_parse_noisily(opts_list
, buf
, true);
2545 qemu_opts_to_qdict(opts
, qdict
);
2546 qemu_opts_del(opts
);
2551 int count
, format
, size
;
2553 while (qemu_isspace(*p
))
2559 if (qemu_isdigit(*p
)) {
2561 while (qemu_isdigit(*p
)) {
2562 count
= count
* 10 + (*p
- '0');
2600 if (*p
!= '\0' && !qemu_isspace(*p
)) {
2601 monitor_printf(mon
, "invalid char in format: '%c'\n",
2606 format
= default_fmt_format
;
2607 if (format
!= 'i') {
2608 /* for 'i', not specifying a size gives -1 as size */
2610 size
= default_fmt_size
;
2611 default_fmt_size
= size
;
2613 default_fmt_format
= format
;
2616 format
= default_fmt_format
;
2617 if (format
!= 'i') {
2618 size
= default_fmt_size
;
2623 qdict_put(qdict
, "count", qint_from_int(count
));
2624 qdict_put(qdict
, "format", qint_from_int(format
));
2625 qdict_put(qdict
, "size", qint_from_int(size
));
2634 while (qemu_isspace(*p
))
2636 if (*typestr
== '?' || *typestr
== '.') {
2637 if (*typestr
== '?') {
2645 while (qemu_isspace(*p
))
2654 if (get_expr(mon
, &val
, &p
))
2656 /* Check if 'i' is greater than 32-bit */
2657 if ((c
== 'i') && ((val
>> 32) & 0xffffffff)) {
2658 monitor_printf(mon
, "\'%s\' has failed: ", cmd
->name
);
2659 monitor_printf(mon
, "integer is for 32-bit values\n");
2661 } else if (c
== 'M') {
2663 monitor_printf(mon
, "enter a positive value\n");
2668 qdict_put(qdict
, key
, qint_from_int(val
));
2676 while (qemu_isspace(*p
)) {
2679 if (*typestr
== '?') {
2685 val
= strtosz(p
, &end
);
2687 monitor_printf(mon
, "invalid size\n");
2690 qdict_put(qdict
, key
, qint_from_int(val
));
2698 while (qemu_isspace(*p
))
2700 if (*typestr
== '?') {
2706 if (get_double(mon
, &val
, &p
) < 0) {
2709 if (p
[0] && p
[1] == 's') {
2712 val
/= 1e3
; p
+= 2; break;
2714 val
/= 1e6
; p
+= 2; break;
2716 val
/= 1e9
; p
+= 2; break;
2719 if (*p
&& !qemu_isspace(*p
)) {
2720 monitor_printf(mon
, "Unknown unit suffix\n");
2723 qdict_put(qdict
, key
, qfloat_from_double(val
));
2731 while (qemu_isspace(*p
)) {
2735 while (qemu_isgraph(*p
)) {
2738 if (p
- beg
== 2 && !memcmp(beg
, "on", p
- beg
)) {
2740 } else if (p
- beg
== 3 && !memcmp(beg
, "off", p
- beg
)) {
2743 monitor_printf(mon
, "Expected 'on' or 'off'\n");
2746 qdict_put(qdict
, key
, qbool_from_bool(val
));
2751 const char *tmp
= p
;
2758 while (qemu_isspace(*p
))
2763 if(!is_valid_option(p
, typestr
)) {
2765 monitor_printf(mon
, "%s: unsupported option -%c\n",
2777 qdict_put(qdict
, key
, qbool_from_bool(true));
2784 /* package all remaining string */
2787 while (qemu_isspace(*p
)) {
2790 if (*typestr
== '?') {
2793 /* no remaining string: NULL argument */
2799 monitor_printf(mon
, "%s: string expected\n",
2803 qdict_put(qdict
, key
, qstring_from_str(p
));
2809 monitor_printf(mon
, "%s: unknown type '%c'\n", cmd
->name
, c
);
2815 /* check that all arguments were parsed */
2816 while (qemu_isspace(*p
))
2819 monitor_printf(mon
, "%s: extraneous characters at the end of line\n",
2832 static void handle_hmp_command(Monitor
*mon
, const char *cmdline
)
2835 const mon_cmd_t
*cmd
;
2837 cmd
= monitor_parse_command(mon
, &cmdline
, mon
->cmd_table
);
2842 qdict
= monitor_parse_arguments(mon
, &cmdline
, cmd
);
2844 monitor_printf(mon
, "Try \"help %s\" for more information\n",
2849 cmd
->mhandler
.cmd(mon
, qdict
);
2853 static void cmd_completion(Monitor
*mon
, const char *name
, const char *list
)
2855 const char *p
, *pstart
;
2864 p
= pstart
+ strlen(pstart
);
2866 if (len
> sizeof(cmd
) - 2)
2867 len
= sizeof(cmd
) - 2;
2868 memcpy(cmd
, pstart
, len
);
2870 if (name
[0] == '\0' || !strncmp(name
, cmd
, strlen(name
))) {
2871 readline_add_completion(mon
->rs
, cmd
);
2879 static void file_completion(Monitor
*mon
, const char *input
)
2884 char file
[1024], file_prefix
[1024];
2888 p
= strrchr(input
, '/');
2891 pstrcpy(file_prefix
, sizeof(file_prefix
), input
);
2892 pstrcpy(path
, sizeof(path
), ".");
2894 input_path_len
= p
- input
+ 1;
2895 memcpy(path
, input
, input_path_len
);
2896 if (input_path_len
> sizeof(path
) - 1)
2897 input_path_len
= sizeof(path
) - 1;
2898 path
[input_path_len
] = '\0';
2899 pstrcpy(file_prefix
, sizeof(file_prefix
), p
+ 1);
2902 ffs
= opendir(path
);
2911 if (strcmp(d
->d_name
, ".") == 0 || strcmp(d
->d_name
, "..") == 0) {
2915 if (strstart(d
->d_name
, file_prefix
, NULL
)) {
2916 memcpy(file
, input
, input_path_len
);
2917 if (input_path_len
< sizeof(file
))
2918 pstrcpy(file
+ input_path_len
, sizeof(file
) - input_path_len
,
2920 /* stat the file to find out if it's a directory.
2921 * In that case add a slash to speed up typing long paths
2923 if (stat(file
, &sb
) == 0 && S_ISDIR(sb
.st_mode
)) {
2924 pstrcat(file
, sizeof(file
), "/");
2926 readline_add_completion(mon
->rs
, file
);
2932 static const char *next_arg_type(const char *typestr
)
2934 const char *p
= strchr(typestr
, ':');
2935 return (p
!= NULL
? ++p
: typestr
);
2938 static void add_completion_option(ReadLineState
*rs
, const char *str
,
2941 if (!str
|| !option
) {
2944 if (!strncmp(option
, str
, strlen(str
))) {
2945 readline_add_completion(rs
, option
);
2949 void chardev_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
2952 ChardevBackendInfoList
*list
, *start
;
2958 readline_set_completion_index(rs
, len
);
2960 start
= list
= qmp_query_chardev_backends(NULL
);
2962 const char *chr_name
= list
->value
->name
;
2964 if (!strncmp(chr_name
, str
, len
)) {
2965 readline_add_completion(rs
, chr_name
);
2969 qapi_free_ChardevBackendInfoList(start
);
2972 void netdev_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
2981 readline_set_completion_index(rs
, len
);
2982 for (i
= 0; NetClientOptionsKind_lookup
[i
]; i
++) {
2983 add_completion_option(rs
, str
, NetClientOptionsKind_lookup
[i
]);
2987 void device_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
2997 readline_set_completion_index(rs
, len
);
2998 list
= elt
= object_class_get_list(TYPE_DEVICE
, false);
3001 DeviceClass
*dc
= OBJECT_CLASS_CHECK(DeviceClass
, elt
->data
,
3003 name
= object_class_get_name(OBJECT_CLASS(dc
));
3005 if (!dc
->cannot_instantiate_with_device_add_yet
3006 && !strncmp(name
, str
, len
)) {
3007 readline_add_completion(rs
, name
);
3014 void object_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3024 readline_set_completion_index(rs
, len
);
3025 list
= elt
= object_class_get_list(TYPE_USER_CREATABLE
, false);
3029 name
= object_class_get_name(OBJECT_CLASS(elt
->data
));
3030 if (!strncmp(name
, str
, len
) && strcmp(name
, TYPE_USER_CREATABLE
)) {
3031 readline_add_completion(rs
, name
);
3038 static void peripheral_device_del_completion(ReadLineState
*rs
,
3039 const char *str
, size_t len
)
3041 Object
*peripheral
= container_get(qdev_get_machine(), "/peripheral");
3042 GSList
*list
, *item
;
3044 list
= qdev_build_hotpluggable_device_list(peripheral
);
3049 for (item
= list
; item
; item
= g_slist_next(item
)) {
3050 DeviceState
*dev
= item
->data
;
3052 if (dev
->id
&& !strncmp(str
, dev
->id
, len
)) {
3053 readline_add_completion(rs
, dev
->id
);
3060 void chardev_remove_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3063 ChardevInfoList
*list
, *start
;
3069 readline_set_completion_index(rs
, len
);
3071 start
= list
= qmp_query_chardev(NULL
);
3073 ChardevInfo
*chr
= list
->value
;
3075 if (!strncmp(chr
->label
, str
, len
)) {
3076 readline_add_completion(rs
, chr
->label
);
3080 qapi_free_ChardevInfoList(start
);
3083 static void ringbuf_completion(ReadLineState
*rs
, const char *str
)
3086 ChardevInfoList
*list
, *start
;
3089 readline_set_completion_index(rs
, len
);
3091 start
= list
= qmp_query_chardev(NULL
);
3093 ChardevInfo
*chr_info
= list
->value
;
3095 if (!strncmp(chr_info
->label
, str
, len
)) {
3096 CharDriverState
*chr
= qemu_chr_find(chr_info
->label
);
3097 if (chr
&& chr_is_ringbuf(chr
)) {
3098 readline_add_completion(rs
, chr_info
->label
);
3103 qapi_free_ChardevInfoList(start
);
3106 void ringbuf_write_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3111 ringbuf_completion(rs
, str
);
3114 void device_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3123 readline_set_completion_index(rs
, len
);
3124 peripheral_device_del_completion(rs
, str
, len
);
3127 void object_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3129 ObjectPropertyInfoList
*list
, *start
;
3136 readline_set_completion_index(rs
, len
);
3138 start
= list
= qmp_qom_list("/objects", NULL
);
3140 ObjectPropertyInfo
*info
= list
->value
;
3142 if (!strncmp(info
->type
, "child<", 5)
3143 && !strncmp(info
->name
, str
, len
)) {
3144 readline_add_completion(rs
, info
->name
);
3148 qapi_free_ObjectPropertyInfoList(start
);
3151 void sendkey_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3160 sep
= strrchr(str
, '-');
3165 readline_set_completion_index(rs
, len
);
3166 for (i
= 0; i
< Q_KEY_CODE_MAX
; i
++) {
3167 if (!strncmp(str
, QKeyCode_lookup
[i
], len
)) {
3168 readline_add_completion(rs
, QKeyCode_lookup
[i
]);
3173 void set_link_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3178 readline_set_completion_index(rs
, len
);
3180 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3182 count
= qemu_find_net_clients_except(NULL
, ncs
,
3183 NET_CLIENT_OPTIONS_KIND_NONE
,
3185 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3186 const char *name
= ncs
[i
]->name
;
3187 if (!strncmp(str
, name
, len
)) {
3188 readline_add_completion(rs
, name
);
3191 } else if (nb_args
== 3) {
3192 add_completion_option(rs
, str
, "on");
3193 add_completion_option(rs
, str
, "off");
3197 void netdev_del_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3200 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3207 readline_set_completion_index(rs
, len
);
3208 count
= qemu_find_net_clients_except(NULL
, ncs
, NET_CLIENT_OPTIONS_KIND_NIC
,
3210 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3212 const char *name
= ncs
[i
]->name
;
3213 if (strncmp(str
, name
, len
)) {
3216 opts
= qemu_opts_find(qemu_find_opts_err("netdev", NULL
), name
);
3218 readline_add_completion(rs
, name
);
3223 void trace_event_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3228 readline_set_completion_index(rs
, len
);
3231 for (id
= 0; id
< trace_event_count(); id
++) {
3232 const char *event_name
= trace_event_get_name(trace_event_id(id
));
3233 if (!strncmp(str
, event_name
, len
)) {
3234 readline_add_completion(rs
, event_name
);
3237 } else if (nb_args
== 3) {
3238 add_completion_option(rs
, str
, "on");
3239 add_completion_option(rs
, str
, "off");
3243 void watchdog_action_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3250 readline_set_completion_index(rs
, strlen(str
));
3251 for (i
= 0; WatchdogExpirationAction_lookup
[i
]; i
++) {
3252 add_completion_option(rs
, str
, WatchdogExpirationAction_lookup
[i
]);
3256 void migrate_set_capability_completion(ReadLineState
*rs
, int nb_args
,
3262 readline_set_completion_index(rs
, len
);
3265 for (i
= 0; i
< MIGRATION_CAPABILITY_MAX
; i
++) {
3266 const char *name
= MigrationCapability_lookup
[i
];
3267 if (!strncmp(str
, name
, len
)) {
3268 readline_add_completion(rs
, name
);
3271 } else if (nb_args
== 3) {
3272 add_completion_option(rs
, str
, "on");
3273 add_completion_option(rs
, str
, "off");
3277 void migrate_set_parameter_completion(ReadLineState
*rs
, int nb_args
,
3283 readline_set_completion_index(rs
, len
);
3286 for (i
= 0; i
< MIGRATION_PARAMETER_MAX
; i
++) {
3287 const char *name
= MigrationParameter_lookup
[i
];
3288 if (!strncmp(str
, name
, len
)) {
3289 readline_add_completion(rs
, name
);
3295 void host_net_add_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3303 readline_set_completion_index(rs
, len
);
3304 for (i
= 0; host_net_devices
[i
]; i
++) {
3305 if (!strncmp(host_net_devices
[i
], str
, len
)) {
3306 readline_add_completion(rs
, host_net_devices
[i
]);
3311 void host_net_remove_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3313 NetClientState
*ncs
[MAX_QUEUE_NUM
];
3317 readline_set_completion_index(rs
, len
);
3319 count
= qemu_find_net_clients_except(NULL
, ncs
,
3320 NET_CLIENT_OPTIONS_KIND_NONE
,
3322 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3326 if (net_hub_id_for_client(ncs
[i
], &id
)) {
3329 snprintf(name
, sizeof(name
), "%d", id
);
3330 if (!strncmp(str
, name
, len
)) {
3331 readline_add_completion(rs
, name
);
3335 } else if (nb_args
== 3) {
3336 count
= qemu_find_net_clients_except(NULL
, ncs
,
3337 NET_CLIENT_OPTIONS_KIND_NIC
,
3339 for (i
= 0; i
< MIN(count
, MAX_QUEUE_NUM
); i
++) {
3343 if (ncs
[i
]->info
->type
== NET_CLIENT_OPTIONS_KIND_HUBPORT
||
3344 net_hub_id_for_client(ncs
[i
], &id
)) {
3347 name
= ncs
[i
]->name
;
3348 if (!strncmp(str
, name
, len
)) {
3349 readline_add_completion(rs
, name
);
3356 static void vm_completion(ReadLineState
*rs
, const char *str
)
3359 BlockDriverState
*bs
= NULL
;
3362 readline_set_completion_index(rs
, len
);
3363 while ((bs
= bdrv_next(bs
))) {
3364 SnapshotInfoList
*snapshots
, *snapshot
;
3366 if (!bdrv_can_snapshot(bs
)) {
3369 if (bdrv_query_snapshot_info_list(bs
, &snapshots
, NULL
)) {
3372 snapshot
= snapshots
;
3374 char *completion
= snapshot
->value
->name
;
3375 if (!strncmp(str
, completion
, len
)) {
3376 readline_add_completion(rs
, completion
);
3378 completion
= snapshot
->value
->id
;
3379 if (!strncmp(str
, completion
, len
)) {
3380 readline_add_completion(rs
, completion
);
3382 snapshot
= snapshot
->next
;
3384 qapi_free_SnapshotInfoList(snapshots
);
3389 void delvm_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3392 vm_completion(rs
, str
);
3396 void loadvm_completion(ReadLineState
*rs
, int nb_args
, const char *str
)
3399 vm_completion(rs
, str
);
3403 static void monitor_find_completion_by_table(Monitor
*mon
,
3404 const mon_cmd_t
*cmd_table
,
3408 const char *cmdname
;
3410 const char *ptype
, *str
, *name
;
3411 const mon_cmd_t
*cmd
;
3412 BlockDriverState
*bs
;
3415 /* command completion */
3420 readline_set_completion_index(mon
->rs
, strlen(cmdname
));
3421 for (cmd
= cmd_table
; cmd
->name
!= NULL
; cmd
++) {
3422 cmd_completion(mon
, cmdname
, cmd
->name
);
3425 /* find the command */
3426 for (cmd
= cmd_table
; cmd
->name
!= NULL
; cmd
++) {
3427 if (compare_cmd(args
[0], cmd
->name
)) {
3435 if (cmd
->sub_table
) {
3436 /* do the job again */
3437 monitor_find_completion_by_table(mon
, cmd
->sub_table
,
3438 &args
[1], nb_args
- 1);
3441 if (cmd
->command_completion
) {
3442 cmd
->command_completion(mon
->rs
, nb_args
, args
[nb_args
- 1]);
3446 ptype
= next_arg_type(cmd
->args_type
);
3447 for(i
= 0; i
< nb_args
- 2; i
++) {
3448 if (*ptype
!= '\0') {
3449 ptype
= next_arg_type(ptype
);
3450 while (*ptype
== '?')
3451 ptype
= next_arg_type(ptype
);
3454 str
= args
[nb_args
- 1];
3455 while (*ptype
== '-' && ptype
[1] != '\0') {
3456 ptype
= next_arg_type(ptype
);
3460 /* file completion */
3461 readline_set_completion_index(mon
->rs
, strlen(str
));
3462 file_completion(mon
, str
);
3465 /* block device name completion */
3466 readline_set_completion_index(mon
->rs
, strlen(str
));
3467 for (bs
= bdrv_next(NULL
); bs
; bs
= bdrv_next(bs
)) {
3468 name
= bdrv_get_device_name(bs
);
3469 if (str
[0] == '\0' ||
3470 !strncmp(name
, str
, strlen(str
))) {
3471 readline_add_completion(mon
->rs
, name
);
3477 if (!strcmp(cmd
->name
, "help|?")) {
3478 monitor_find_completion_by_table(mon
, cmd_table
,
3479 &args
[1], nb_args
- 1);
3488 static void monitor_find_completion(void *opaque
,
3489 const char *cmdline
)
3491 Monitor
*mon
= opaque
;
3492 char *args
[MAX_ARGS
];
3495 /* 1. parse the cmdline */
3496 if (parse_cmdline(cmdline
, &nb_args
, args
) < 0) {
3500 /* if the line ends with a space, it means we want to complete the
3502 len
= strlen(cmdline
);
3503 if (len
> 0 && qemu_isspace(cmdline
[len
- 1])) {
3504 if (nb_args
>= MAX_ARGS
) {
3507 args
[nb_args
++] = g_strdup("");
3510 /* 2. auto complete according to args */
3511 monitor_find_completion_by_table(mon
, mon
->cmd_table
, args
, nb_args
);
3514 free_cmdline_args(args
, nb_args
);
3517 static int monitor_can_read(void *opaque
)
3519 Monitor
*mon
= opaque
;
3521 return (mon
->suspend_cnt
== 0) ? 1 : 0;
3524 static bool invalid_qmp_mode(const Monitor
*mon
, const mon_cmd_t
*cmd
,
3527 bool is_cap
= cmd
->mhandler
.cmd_new
== qmp_capabilities
;
3529 if (is_cap
&& mon
->qmp
.in_command_mode
) {
3530 error_set(errp
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3531 "Capabilities negotiation is already complete, command "
3532 "'%s' ignored", cmd
->name
);
3535 if (!is_cap
&& !mon
->qmp
.in_command_mode
) {
3536 error_set(errp
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3537 "Expecting capabilities negotiation with "
3538 "'qmp_capabilities' before command '%s'", cmd
->name
);
3545 * Argument validation rules:
3547 * 1. The argument must exist in cmd_args qdict
3548 * 2. The argument type must be the expected one
3550 * Special case: If the argument doesn't exist in cmd_args and
3551 * the QMP_ACCEPT_UNKNOWNS flag is set, then the
3552 * checking is skipped for it.
3554 static void check_client_args_type(const QDict
*client_args
,
3555 const QDict
*cmd_args
, int flags
,
3558 const QDictEntry
*ent
;
3560 for (ent
= qdict_first(client_args
); ent
;ent
= qdict_next(client_args
,ent
)){
3563 const QObject
*client_arg
= qdict_entry_value(ent
);
3564 const char *client_arg_name
= qdict_entry_key(ent
);
3566 obj
= qdict_get(cmd_args
, client_arg_name
);
3568 if (flags
& QMP_ACCEPT_UNKNOWNS
) {
3569 /* handler accepts unknowns */
3572 /* client arg doesn't exist */
3573 error_setg(errp
, QERR_INVALID_PARAMETER
, client_arg_name
);
3577 arg_type
= qobject_to_qstring(obj
);
3578 assert(arg_type
!= NULL
);
3580 /* check if argument's type is correct */
3581 switch (qstring_get_str(arg_type
)[0]) {
3585 if (qobject_type(client_arg
) != QTYPE_QSTRING
) {
3586 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3587 client_arg_name
, "string");
3595 if (qobject_type(client_arg
) != QTYPE_QINT
) {
3596 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3597 client_arg_name
, "int");
3602 if (qobject_type(client_arg
) != QTYPE_QINT
&&
3603 qobject_type(client_arg
) != QTYPE_QFLOAT
) {
3604 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3605 client_arg_name
, "number");
3611 if (qobject_type(client_arg
) != QTYPE_QBOOL
) {
3612 error_setg(errp
, QERR_INVALID_PARAMETER_TYPE
,
3613 client_arg_name
, "bool");
3618 assert(flags
& QMP_ACCEPT_UNKNOWNS
);
3621 /* Any QObject can be passed. */
3626 * These types are not supported by QMP and thus are not
3627 * handled here. Fall through.
3636 * - Check if the client has passed all mandatory args
3637 * - Set special flags for argument validation
3639 static void check_mandatory_args(const QDict
*cmd_args
,
3640 const QDict
*client_args
, int *flags
,
3643 const QDictEntry
*ent
;
3645 for (ent
= qdict_first(cmd_args
); ent
; ent
= qdict_next(cmd_args
, ent
)) {
3646 const char *cmd_arg_name
= qdict_entry_key(ent
);
3647 QString
*type
= qobject_to_qstring(qdict_entry_value(ent
));
3648 assert(type
!= NULL
);
3650 if (qstring_get_str(type
)[0] == 'O') {
3651 assert((*flags
& QMP_ACCEPT_UNKNOWNS
) == 0);
3652 *flags
|= QMP_ACCEPT_UNKNOWNS
;
3653 } else if (qstring_get_str(type
)[0] != '-' &&
3654 qstring_get_str(type
)[1] != '?' &&
3655 !qdict_haskey(client_args
, cmd_arg_name
)) {
3656 error_setg(errp
, QERR_MISSING_PARAMETER
, cmd_arg_name
);
3662 static QDict
*qdict_from_args_type(const char *args_type
)
3666 QString
*key
, *type
, *cur_qs
;
3668 assert(args_type
!= NULL
);
3670 qdict
= qdict_new();
3672 if (args_type
== NULL
|| args_type
[0] == '\0') {
3673 /* no args, empty qdict */
3677 key
= qstring_new();
3678 type
= qstring_new();
3683 switch (args_type
[i
]) {
3686 qdict_put(qdict
, qstring_get_str(key
), type
);
3688 if (args_type
[i
] == '\0') {
3691 type
= qstring_new(); /* qdict has ref */
3692 cur_qs
= key
= qstring_new();
3698 qstring_append_chr(cur_qs
, args_type
[i
]);
3708 * Client argument checking rules:
3710 * 1. Client must provide all mandatory arguments
3711 * 2. Each argument provided by the client must be expected
3712 * 3. Each argument provided by the client must have the type expected
3715 static void qmp_check_client_args(const mon_cmd_t
*cmd
, QDict
*client_args
,
3722 cmd_args
= qdict_from_args_type(cmd
->args_type
);
3725 check_mandatory_args(cmd_args
, client_args
, &flags
, &err
);
3730 check_client_args_type(client_args
, cmd_args
, flags
, &err
);
3733 error_propagate(errp
, err
);
3738 * Input object checking rules
3740 * 1. Input object must be a dict
3741 * 2. The "execute" key must exist
3742 * 3. The "execute" key must be a string
3743 * 4. If the "arguments" key exists, it must be a dict
3744 * 5. If the "id" key exists, it can be anything (ie. json-value)
3745 * 6. Any argument not listed above is considered invalid
3747 static QDict
*qmp_check_input_obj(QObject
*input_obj
, Error
**errp
)
3749 const QDictEntry
*ent
;
3750 int has_exec_key
= 0;
3753 if (qobject_type(input_obj
) != QTYPE_QDICT
) {
3754 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT
, "object");
3758 input_dict
= qobject_to_qdict(input_obj
);
3760 for (ent
= qdict_first(input_dict
); ent
; ent
= qdict_next(input_dict
, ent
)){
3761 const char *arg_name
= qdict_entry_key(ent
);
3762 const QObject
*arg_obj
= qdict_entry_value(ent
);
3764 if (!strcmp(arg_name
, "execute")) {
3765 if (qobject_type(arg_obj
) != QTYPE_QSTRING
) {
3766 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT_MEMBER
,
3767 "execute", "string");
3771 } else if (!strcmp(arg_name
, "arguments")) {
3772 if (qobject_type(arg_obj
) != QTYPE_QDICT
) {
3773 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT_MEMBER
,
3774 "arguments", "object");
3777 } else if (!strcmp(arg_name
, "id")) {
3778 /* Any string is acceptable as "id", so nothing to check */
3780 error_setg(errp
, QERR_QMP_EXTRA_MEMBER
, arg_name
);
3785 if (!has_exec_key
) {
3786 error_setg(errp
, QERR_QMP_BAD_INPUT_OBJECT
, "execute");
3793 static void handle_qmp_command(JSONMessageParser
*parser
, QList
*tokens
)
3795 Error
*local_err
= NULL
;
3796 QObject
*obj
, *data
;
3797 QDict
*input
, *args
;
3798 const mon_cmd_t
*cmd
;
3799 const char *cmd_name
;
3800 Monitor
*mon
= cur_mon
;
3802 args
= input
= NULL
;
3805 obj
= json_parser_parse(tokens
, NULL
);
3807 // FIXME: should be triggered in json_parser_parse()
3808 error_setg(&local_err
, QERR_JSON_PARSING
);
3812 input
= qmp_check_input_obj(obj
, &local_err
);
3814 qobject_decref(obj
);
3818 mon
->qmp
.id
= qdict_get(input
, "id");
3819 qobject_incref(mon
->qmp
.id
);
3821 cmd_name
= qdict_get_str(input
, "execute");
3822 trace_handle_qmp_command(mon
, cmd_name
);
3823 cmd
= qmp_find_cmd(cmd_name
);
3825 error_set(&local_err
, ERROR_CLASS_COMMAND_NOT_FOUND
,
3826 "The command %s has not been found", cmd_name
);
3829 if (invalid_qmp_mode(mon
, cmd
, &local_err
)) {
3833 obj
= qdict_get(input
, "arguments");
3837 args
= qobject_to_qdict(obj
);
3841 qmp_check_client_args(cmd
, args
, &local_err
);
3846 cmd
->mhandler
.cmd_new(args
, &data
, &local_err
);
3849 monitor_protocol_emitter(mon
, data
, local_err
);
3850 qobject_decref(data
);
3855 static void monitor_qmp_read(void *opaque
, const uint8_t *buf
, int size
)
3857 Monitor
*old_mon
= cur_mon
;
3861 json_message_parser_feed(&cur_mon
->qmp
.parser
, (const char *) buf
, size
);
3866 static void monitor_read(void *opaque
, const uint8_t *buf
, int size
)
3868 Monitor
*old_mon
= cur_mon
;
3874 for (i
= 0; i
< size
; i
++)
3875 readline_handle_byte(cur_mon
->rs
, buf
[i
]);
3877 if (size
== 0 || buf
[size
- 1] != 0)
3878 monitor_printf(cur_mon
, "corrupted command\n");
3880 handle_hmp_command(cur_mon
, (char *)buf
);
3886 static void monitor_command_cb(void *opaque
, const char *cmdline
,
3887 void *readline_opaque
)
3889 Monitor
*mon
= opaque
;
3891 monitor_suspend(mon
);
3892 handle_hmp_command(mon
, cmdline
);
3893 monitor_resume(mon
);
3896 int monitor_suspend(Monitor
*mon
)
3904 void monitor_resume(Monitor
*mon
)
3908 if (--mon
->suspend_cnt
== 0)
3909 readline_show_prompt(mon
->rs
);
3912 static QObject
*get_qmp_greeting(void)
3914 QObject
*ver
= NULL
;
3916 qmp_marshal_input_query_version(NULL
, &ver
, NULL
);
3917 return qobject_from_jsonf("{'QMP':{'version': %p,'capabilities': []}}",ver
);
3920 static void monitor_qmp_event(void *opaque
, int event
)
3923 Monitor
*mon
= opaque
;
3926 case CHR_EVENT_OPENED
:
3927 mon
->qmp
.in_command_mode
= false;
3928 data
= get_qmp_greeting();
3929 monitor_json_emitter(mon
, data
);
3930 qobject_decref(data
);
3933 case CHR_EVENT_CLOSED
:
3934 json_message_parser_destroy(&mon
->qmp
.parser
);
3935 json_message_parser_init(&mon
->qmp
.parser
, handle_qmp_command
);
3937 monitor_fdsets_cleanup();
3942 static void monitor_event(void *opaque
, int event
)
3944 Monitor
*mon
= opaque
;
3947 case CHR_EVENT_MUX_IN
:
3948 qemu_mutex_lock(&mon
->out_lock
);
3950 qemu_mutex_unlock(&mon
->out_lock
);
3951 if (mon
->reset_seen
) {
3952 readline_restart(mon
->rs
);
3953 monitor_resume(mon
);
3956 mon
->suspend_cnt
= 0;
3960 case CHR_EVENT_MUX_OUT
:
3961 if (mon
->reset_seen
) {
3962 if (mon
->suspend_cnt
== 0) {
3963 monitor_printf(mon
, "\n");
3966 monitor_suspend(mon
);
3970 qemu_mutex_lock(&mon
->out_lock
);
3972 qemu_mutex_unlock(&mon
->out_lock
);
3975 case CHR_EVENT_OPENED
:
3976 monitor_printf(mon
, "QEMU %s monitor - type 'help' for more "
3977 "information\n", QEMU_VERSION
);
3978 if (!mon
->mux_out
) {
3979 readline_restart(mon
->rs
);
3980 readline_show_prompt(mon
->rs
);
3982 mon
->reset_seen
= 1;
3986 case CHR_EVENT_CLOSED
:
3988 monitor_fdsets_cleanup();
3994 compare_mon_cmd(const void *a
, const void *b
)
3996 return strcmp(((const mon_cmd_t
*)a
)->name
,
3997 ((const mon_cmd_t
*)b
)->name
);
4000 static void sortcmdlist(void)
4003 int elem_size
= sizeof(mon_cmd_t
);
4005 array_num
= sizeof(mon_cmds
)/elem_size
-1;
4006 qsort((void *)mon_cmds
, array_num
, elem_size
, compare_mon_cmd
);
4008 array_num
= sizeof(info_cmds
)/elem_size
-1;
4009 qsort((void *)info_cmds
, array_num
, elem_size
, compare_mon_cmd
);
4021 /* These functions just adapt the readline interface in a typesafe way. We
4022 * could cast function pointers but that discards compiler checks.
4024 static void GCC_FMT_ATTR(2, 3) monitor_readline_printf(void *opaque
,
4025 const char *fmt
, ...)
4029 monitor_vprintf(opaque
, fmt
, ap
);
4033 static void monitor_readline_flush(void *opaque
)
4035 monitor_flush(opaque
);
4038 static void __attribute__((constructor
)) monitor_lock_init(void)
4040 qemu_mutex_init(&monitor_lock
);
4043 void monitor_init(CharDriverState
*chr
, int flags
)
4045 static int is_first_init
= 1;
4048 if (is_first_init
) {
4049 monitor_qapi_event_init();
4054 mon
= g_malloc(sizeof(*mon
));
4055 monitor_data_init(mon
);
4059 if (flags
& MONITOR_USE_READLINE
) {
4060 mon
->rs
= readline_init(monitor_readline_printf
,
4061 monitor_readline_flush
,
4063 monitor_find_completion
);
4064 monitor_read_command(mon
, 0);
4067 if (monitor_is_qmp(mon
)) {
4068 qemu_chr_add_handlers(chr
, monitor_can_read
, monitor_qmp_read
,
4069 monitor_qmp_event
, mon
);
4070 qemu_chr_fe_set_echo(chr
, true);
4071 json_message_parser_init(&mon
->qmp
.parser
, handle_qmp_command
);
4073 qemu_chr_add_handlers(chr
, monitor_can_read
, monitor_read
,
4074 monitor_event
, mon
);
4077 qemu_mutex_lock(&monitor_lock
);
4078 QLIST_INSERT_HEAD(&mon_list
, mon
, entry
);
4079 qemu_mutex_unlock(&monitor_lock
);
4082 static void bdrv_password_cb(void *opaque
, const char *password
,
4083 void *readline_opaque
)
4085 Monitor
*mon
= opaque
;
4086 BlockDriverState
*bs
= readline_opaque
;
4088 Error
*local_err
= NULL
;
4090 bdrv_add_key(bs
, password
, &local_err
);
4092 monitor_printf(mon
, "%s\n", error_get_pretty(local_err
));
4093 error_free(local_err
);
4096 if (mon
->password_completion_cb
)
4097 mon
->password_completion_cb(mon
->password_opaque
, ret
);
4099 monitor_read_command(mon
, 1);
4102 int monitor_read_bdrv_key_start(Monitor
*mon
, BlockDriverState
*bs
,
4103 BlockCompletionFunc
*completion_cb
,
4108 monitor_printf(mon
, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs
),
4109 bdrv_get_encrypted_filename(bs
));
4111 mon
->password_completion_cb
= completion_cb
;
4112 mon
->password_opaque
= opaque
;
4114 err
= monitor_read_password(mon
, bdrv_password_cb
, bs
);
4116 if (err
&& completion_cb
)
4117 completion_cb(opaque
, err
);
4122 int monitor_read_block_device_key(Monitor
*mon
, const char *device
,
4123 BlockCompletionFunc
*completion_cb
,
4129 blk
= blk_by_name(device
);
4131 monitor_printf(mon
, "Device not found %s\n", device
);
4135 bdrv_add_key(blk_bs(blk
), NULL
, &err
);
4138 return monitor_read_bdrv_key_start(mon
, blk_bs(blk
), completion_cb
, opaque
);
4141 if (completion_cb
) {
4142 completion_cb(opaque
, 0);
4147 QemuOptsList qemu_mon_opts
= {
4149 .implied_opt_name
= "chardev",
4150 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mon_opts
.head
),
4154 .type
= QEMU_OPT_STRING
,
4157 .type
= QEMU_OPT_STRING
,
4160 .type
= QEMU_OPT_BOOL
,
4163 .type
= QEMU_OPT_BOOL
,
4165 { /* end of list */ }
4170 void qmp_rtc_reset_reinjection(Error
**errp
)
4172 error_setg(errp
, QERR_FEATURE_DISABLED
, "rtc-reset-reinjection");
4176 #ifndef TARGET_S390X
4177 void qmp_dump_skeys(const char *filename
, Error
**errp
)
4179 error_setg(errp
, QERR_FEATURE_DISABLED
, "dump-skeys");