blob: b07f254698454a8bee263d35c3bfa5feac124ae9 [file] [log] [blame]
bellard9dc39cb2004-03-14 21:38:27 +00001/*
2 * QEMU monitor
ths5fafdf22007-09-16 21:08:06 +00003 *
bellard9dc39cb2004-03-14 21:38:27 +00004 * Copyright (c) 2003-2004 Fabrice Bellard
ths5fafdf22007-09-16 21:08:06 +00005 *
bellard9dc39cb2004-03-14 21:38:27 +00006 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
Peter Maydelld38ea872016-01-29 17:50:05 +000024#include "qemu/osdep.h"
blueswir1511d2b12009-03-07 15:32:56 +000025#include <dirent.h>
Paolo Bonzini33c11872016-03-15 16:58:45 +010026#include "qemu-common.h"
27#include "cpu.h"
pbrook87ecb682007-11-17 17:14:51 +000028#include "hw/hw.h"
Paolo Bonzinib4a42f82013-02-04 11:37:52 +010029#include "monitor/qdev.h"
pbrook87ecb682007-11-17 17:14:51 +000030#include "hw/usb.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010031#include "hw/i386/pc.h"
Michael S. Tsirkina2cb15b2012-12-12 14:24:50 +020032#include "hw/pci/pci.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010033#include "sysemu/watchdog.h"
Gerd Hoffmann45a50b12009-10-01 16:42:33 +020034#include "hw/loader.h"
Paolo Bonzini022c62c2012-12-17 18:19:49 +010035#include "exec/gdbstub.h"
Paolo Bonzini1422e322012-10-24 08:43:34 +020036#include "net/net.h"
Mark McLoughlin68ac40d2009-11-25 18:48:54 +000037#include "net/slirp.h"
Paolo Bonzinidccfcd02013-04-08 16:55:25 +020038#include "sysemu/char.h"
Gerd Hoffmann75721502010-10-07 12:22:54 +020039#include "ui/qemu-spice.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010040#include "sysemu/sysemu.h"
Eduardo Habkoste35704b2015-02-08 16:51:16 -020041#include "sysemu/numa.h"
Paolo Bonzini83c90892012-12-17 18:19:49 +010042#include "monitor/monitor.h"
Stefan Hajnoczi0150cd82013-11-14 11:54:15 +010043#include "qemu/readline.h"
Paolo Bonzini28ecbae2012-11-28 12:06:30 +010044#include "ui/console.h"
Gerd Hoffmannc751a742013-12-04 15:02:28 +010045#include "ui/input.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010046#include "sysemu/blockdev.h"
Max Reitzda27a002016-03-16 19:54:29 +010047#include "sysemu/block-backend.h"
pbrook87ecb682007-11-17 17:14:51 +000048#include "audio/audio.h"
Paolo Bonzini76cad712012-10-24 11:12:21 +020049#include "disas/disas.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010050#include "sysemu/balloon.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010051#include "qemu/timer.h"
Paolo Bonzinicaf71f82012-12-17 18:19:50 +010052#include "migration/migration.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010053#include "sysemu/kvm.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010054#include "qemu/acl.h"
Paolo Bonzinibdee56f2013-04-02 18:28:41 +020055#include "sysemu/tpm.h"
Markus Armbrustercc7a8ea2015-03-17 17:22:46 +010056#include "qapi/qmp/qerror.h"
Eric Blakec7eb39c2016-06-09 10:48:32 -060057#include "qapi/qmp/types.h"
Paolo Bonzini7b1b5d12012-12-17 18:19:43 +010058#include "qapi/qmp/qjson.h"
59#include "qapi/qmp/json-streamer.h"
60#include "qapi/qmp/json-parser.h"
Markus Armbrustera9c94272016-06-22 19:11:19 +020061#include "qom/object_interfaces.h"
Blue Swirl2b41f102011-06-19 20:38:22 +000062#include "cpu.h"
Stefan Hajnoczi89bd8202011-09-23 08:23:06 +010063#include "trace.h"
Lluís31965ae2011-08-31 20:31:24 +020064#include "trace/control.h"
Pavel Butsykinbf957282015-09-10 18:38:59 +030065#include "monitor/hmp-target.h"
Lluís6d8a7642011-08-31 20:30:43 +020066#ifdef CONFIG_TRACE_SIMPLE
Lluís31965ae2011-08-31 20:31:24 +020067#include "trace/simple.h"
Prerna Saxena22890ab2010-06-24 17:04:53 +053068#endif
Paolo Bonzini022c62c2012-12-17 18:19:49 +010069#include "exec/memory.h"
Paolo Bonzini63c91552016-03-15 13:18:37 +010070#include "exec/exec-all.h"
Paolo Bonzini03dd0242015-12-15 13:16:16 +010071#include "qemu/log.h"
Anthony Liguori48a32be2011-09-02 12:34:48 -050072#include "qmp-commands.h"
73#include "hmp.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010074#include "qemu/thread.h"
Hani Benhabilesb21631f2014-05-27 23:39:37 +010075#include "block/qapi.h"
Wenchao Xia43a14cf2014-06-18 08:43:31 +020076#include "qapi/qmp-event.h"
77#include "qapi-event.h"
Markus Armbruster39a18152015-09-16 13:06:28 +020078#include "qmp-introspect.h"
Fam Zheng55606252015-03-02 19:36:46 +080079#include "sysemu/block-backend.h"
Alberto Garciadc599972016-03-10 13:55:26 +020080#include "sysemu/qtest.h"
Veronia Bahaaf348b6d2016-03-20 19:16:19 +020081#include "qemu/cutils.h"
Marc-André Lureauedcfaef2016-09-12 13:19:00 +040082#include "qapi/qmp/dispatch.h"
ths6a5bd302007-12-03 17:05:38 +000083
Jason J. Hernea4538a52015-06-26 14:07:21 -040084#if defined(TARGET_S390X)
85#include "hw/s390x/storage-keys.h"
86#endif
87
bellard9307c4c2004-04-04 12:57:25 +000088/*
89 * Supported types:
ths5fafdf22007-09-16 21:08:06 +000090 *
bellard9307c4c2004-04-04 12:57:25 +000091 * 'F' filename
bellard81d09122004-07-14 17:21:37 +000092 * 'B' block device name
bellard9307c4c2004-04-04 12:57:25 +000093 * 's' string (accept optional quote)
Wenchao Xia129be002013-08-27 20:38:26 +080094 * 'S' it just appends the rest of the string (accept optional quote)
Markus Armbruster361127d2010-02-10 20:24:35 +010095 * 'O' option string of the form NAME=VALUE,...
96 * parsed according to QemuOptsList given by its name
97 * Example: 'device:O' uses qemu_device_opts.
98 * Restriction: only lists with empty desc are supported
99 * TODO lift the restriction
bellard92a31b12005-02-10 22:00:52 +0000100 * 'i' 32 bit integer
101 * 'l' target long (32 or 64 bit)
Luiz Capitulino91162842012-04-26 17:34:30 -0300102 * 'M' Non-negative target long (32 or 64 bit), in user mode the
103 * value is multiplied by 2^20 (think Mebibyte)
Jes Sorensendbc0c672010-10-21 17:15:47 +0200104 * 'o' octets (aka bytes)
Kevin Wolf5e009842013-06-05 14:19:27 +0200105 * user mode accepts an optional E, e, P, p, T, t, G, g, M, m,
106 * K, k suffix, which multiplies the value by 2^60 for suffixes E
107 * and e, 2^50 for suffixes P and p, 2^40 for suffixes T and t,
108 * 2^30 for suffixes G and g, 2^20 for M and m, 2^10 for K and k
Markus Armbrusterfccfb11e2010-01-25 14:23:06 +0100109 * 'T' double
110 * user mode accepts an optional ms, us, ns suffix,
111 * which divides the value by 1e3, 1e6, 1e9, respectively
bellard9307c4c2004-04-04 12:57:25 +0000112 * '/' optional gdb-like print format (like "/10x")
113 *
Luiz Capitulinofb466602009-08-28 15:27:27 -0300114 * '?' optional type (for all types, except '/')
115 * '.' other form of optional type (for 'i' and 'l')
Markus Armbruster942cd1f2010-03-26 09:07:09 +0100116 * 'b' boolean
117 * user mode accepts "on" or "off"
Luiz Capitulinofb466602009-08-28 15:27:27 -0300118 * '-' optional parameter (eg. '-f')
bellard9307c4c2004-04-04 12:57:25 +0000119 *
120 */
121
Anthony Liguoric227f092009-10-01 16:12:16 -0500122typedef struct mon_cmd_t {
bellard9dc39cb2004-03-14 21:38:27 +0000123 const char *name;
bellard9307c4c2004-04-04 12:57:25 +0000124 const char *args_type;
bellard9dc39cb2004-03-14 21:38:27 +0000125 const char *params;
126 const char *help;
Marc-André Lureau2b9e3572016-09-12 13:19:06 +0400127 void (*cmd)(Monitor *mon, const QDict *qdict);
128 /* @sub_table is a list of 2nd level of commands. If it does not exist,
129 * cmd should be used. If it exists, sub_table[?].cmd should be
130 * used, and cmd of 1st level plays the role of help function.
Wenchao Xia5f3d3352013-01-14 14:06:27 +0800131 */
132 struct mon_cmd_t *sub_table;
Hani Benhabilesbfa40f72014-04-13 16:25:06 +0100133 void (*command_completion)(ReadLineState *rs, int nb_args, const char *str);
Anthony Liguoric227f092009-10-01 16:12:16 -0500134} mon_cmd_t;
bellard9dc39cb2004-03-14 21:38:27 +0000135
Mark McLoughlinf07918f2009-07-22 09:11:40 +0100136/* file descriptors passed via SCM_RIGHTS */
Anthony Liguoric227f092009-10-01 16:12:16 -0500137typedef struct mon_fd_t mon_fd_t;
138struct mon_fd_t {
Mark McLoughlinf07918f2009-07-22 09:11:40 +0100139 char *name;
140 int fd;
Anthony Liguoric227f092009-10-01 16:12:16 -0500141 QLIST_ENTRY(mon_fd_t) next;
Mark McLoughlinf07918f2009-07-22 09:11:40 +0100142};
143
Corey Bryantba1c0482012-08-14 16:43:43 -0400144/* file descriptor associated with a file descriptor set */
145typedef struct MonFdsetFd MonFdsetFd;
146struct MonFdsetFd {
147 int fd;
148 bool removed;
149 char *opaque;
150 QLIST_ENTRY(MonFdsetFd) next;
151};
152
153/* file descriptor set containing fds passed via SCM_RIGHTS */
154typedef struct MonFdset MonFdset;
155struct MonFdset {
156 int64_t id;
157 QLIST_HEAD(, MonFdsetFd) fds;
Corey Bryantadb696f2012-08-14 16:43:47 -0400158 QLIST_HEAD(, MonFdsetFd) dup_fds;
Corey Bryantba1c0482012-08-14 16:43:43 -0400159 QLIST_ENTRY(MonFdset) next;
160};
161
Markus Armbruster74358f22015-03-06 19:35:59 +0100162typedef struct {
Luiz Capitulino5fa737a2009-11-26 22:59:01 -0200163 JSONMessageParser parser;
Markus Armbrusterf994b252015-03-06 19:51:51 +0100164 /*
165 * When a client connects, we're in capabilities negotiation mode.
166 * When command qmp_capabilities succeeds, we go into command
167 * mode.
168 */
169 bool in_command_mode; /* are we in command mode? */
Markus Armbruster74358f22015-03-06 19:35:59 +0100170} MonitorQMP;
Luiz Capitulino5fa737a2009-11-26 22:59:01 -0200171
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100172/*
173 * To prevent flooding clients, events can be throttled. The
174 * throttling is calculated globally, rather than per-Monitor
175 * instance.
176 */
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200177typedef struct MonitorQAPIEventState {
Markus Armbruster7de0be62015-10-15 17:08:35 +0200178 QAPIEvent event; /* Throttling state for this event type and... */
179 QDict *data; /* ... data, see qapi_event_throttle_equal() */
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100180 QEMUTimer *timer; /* Timer for handling delayed events */
Markus Armbruster688b4b72015-10-15 17:08:30 +0200181 QDict *qdict; /* Delayed event (if any) */
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200182} MonitorQAPIEventState;
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100183
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200184typedef struct {
185 int64_t rate; /* Minimum time (in ns) between two events */
186} MonitorQAPIEventConf;
187
aliguori87127162009-03-05 23:01:29 +0000188struct Monitor {
189 CharDriverState *chr;
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +0200190 int reset_seen;
aliguori731b0362009-03-05 23:01:42 +0000191 int flags;
192 int suspend_cnt;
Luiz Capitulino48c043d2013-04-02 15:07:33 -0400193 bool skip_flush;
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200194
195 QemuMutex out_lock;
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400196 QString *outbuf;
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200197 guint out_watch;
198
199 /* Read under either BQL or out_lock, written with BQL+out_lock. */
200 int mux_out;
201
aliguori731b0362009-03-05 23:01:42 +0000202 ReadLineState *rs;
Markus Armbruster74358f22015-03-06 19:35:59 +0100203 MonitorQMP qmp;
Andreas Färbercb446ec2013-05-01 14:24:52 +0200204 CPUState *mon_cpu;
Markus Armbruster097310b2014-10-07 13:59:15 +0200205 BlockCompletionFunc *password_completion_cb;
aliguori731b0362009-03-05 23:01:42 +0000206 void *password_opaque;
Wenchao Xia77172392013-08-27 20:38:20 +0800207 mon_cmd_t *cmd_table;
Anthony Liguoric227f092009-10-01 16:12:16 -0500208 QLIST_HEAD(,mon_fd_t) fds;
Blue Swirl72cf2d42009-09-12 07:36:22 +0000209 QLIST_ENTRY(Monitor) entry;
aliguori87127162009-03-05 23:01:29 +0000210};
211
Luiz Capitulino2dbc8db2010-05-26 16:13:09 -0300212/* QMP checker flags */
213#define QMP_ACCEPT_UNKNOWNS 1
214
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200215/* Protects mon_list, monitor_event_state. */
216static QemuMutex monitor_lock;
217
Blue Swirl72cf2d42009-09-12 07:36:22 +0000218static QLIST_HEAD(mon_list, Monitor) mon_list;
Corey Bryantba1c0482012-08-14 16:43:43 -0400219static QLIST_HEAD(mon_fdsets, MonFdset) mon_fdsets;
Corey Bryantefb87c12012-08-14 16:43:48 -0400220static int mon_refcount;
bellard7e2515e2004-08-01 21:52:19 +0000221
Wayne Xia816f8922011-10-12 11:32:41 +0800222static mon_cmd_t mon_cmds[];
223static mon_cmd_t info_cmds[];
bellard9dc39cb2004-03-14 21:38:27 +0000224
Markus Armbruster8631b602010-02-18 11:41:55 +0100225Monitor *cur_mon;
aliguori376253e2009-03-05 23:01:23 +0000226
Alberto Garciadc599972016-03-10 13:55:26 +0200227static QEMUClockType event_clock_type = QEMU_CLOCK_REALTIME;
228
Stefan Hajnoczic60bf332013-11-14 11:54:14 +0100229static void monitor_command_cb(void *opaque, const char *cmdline,
230 void *readline_opaque);
aliguori83ab7952008-08-19 14:44:22 +0000231
Markus Armbruster9f3982f2015-03-06 19:56:38 +0100232/**
233 * Is @mon a QMP monitor?
234 */
235static inline bool monitor_is_qmp(const Monitor *mon)
Luiz Capitulino418173c2009-11-26 22:58:51 -0200236{
237 return (mon->flags & MONITOR_USE_CONTROL);
238}
239
Markus Armbruster489653b2015-03-06 20:01:05 +0100240/**
241 * Is the current monitor, if any, a QMP monitor?
242 */
243bool monitor_cur_is_qmp(void)
Markus Armbruster6620d3c2010-02-11 17:05:43 +0100244{
Markus Armbruster9f3982f2015-03-06 19:56:38 +0100245 return cur_mon && monitor_is_qmp(cur_mon);
Markus Armbruster6620d3c2010-02-11 17:05:43 +0100246}
247
Anthony Liguori7060b472011-09-02 12:34:50 -0500248void monitor_read_command(Monitor *mon, int show_prompt)
aliguori731b0362009-03-05 23:01:42 +0000249{
Luiz Capitulino183e6e52009-12-14 18:53:23 -0200250 if (!mon->rs)
251 return;
252
aliguori731b0362009-03-05 23:01:42 +0000253 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
254 if (show_prompt)
255 readline_show_prompt(mon->rs);
256}
bellard6a00d602005-11-21 23:25:50 +0000257
Anthony Liguori7060b472011-09-02 12:34:50 -0500258int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
259 void *opaque)
aliguoribb5fc202009-03-05 23:01:15 +0000260{
Markus Armbrusterbcf5d192015-03-12 17:26:46 +0100261 if (mon->rs) {
aliguoricde76ee2009-03-05 23:01:51 +0000262 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
263 /* prompt is printed on return from the command handler */
264 return 0;
265 } else {
266 monitor_printf(mon, "terminal does not support password prompting\n");
267 return -ENOTTY;
268 }
aliguoribb5fc202009-03-05 23:01:15 +0000269}
270
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200271static void monitor_flush_locked(Monitor *mon);
272
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100273static gboolean monitor_unblocked(GIOChannel *chan, GIOCondition cond,
274 void *opaque)
275{
Laszlo Ersek293d2a02013-07-16 20:19:41 +0200276 Monitor *mon = opaque;
277
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200278 qemu_mutex_lock(&mon->out_lock);
279 mon->out_watch = 0;
280 monitor_flush_locked(mon);
281 qemu_mutex_unlock(&mon->out_lock);
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100282 return FALSE;
283}
284
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200285/* Called with mon->out_lock held. */
286static void monitor_flush_locked(Monitor *mon)
bellard9dc39cb2004-03-14 21:38:27 +0000287{
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100288 int rc;
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400289 size_t len;
290 const char *buf;
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100291
Luiz Capitulino48c043d2013-04-02 15:07:33 -0400292 if (mon->skip_flush) {
293 return;
294 }
295
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400296 buf = qstring_get_str(mon->outbuf);
297 len = qstring_get_length(mon->outbuf);
298
Paolo Bonzinia4cc73d2013-05-31 14:00:27 +0200299 if (len && !mon->mux_out) {
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400300 rc = qemu_chr_fe_write(mon->chr, (const uint8_t *) buf, len);
Stratos Psomadakis056f49f2014-01-27 12:30:15 +0200301 if ((rc < 0 && errno != EAGAIN) || (rc == len)) {
302 /* all flushed or error */
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400303 QDECREF(mon->outbuf);
304 mon->outbuf = qstring_new();
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100305 return;
306 }
307 if (rc > 0) {
Eric Blake3b7c78c2016-05-17 16:00:15 -0600308 /* partial write */
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400309 QString *tmp = qstring_from_str(buf + rc);
310 QDECREF(mon->outbuf);
311 mon->outbuf = tmp;
Gerd Hoffmannf6289262013-03-19 10:57:56 +0100312 }
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200313 if (mon->out_watch == 0) {
Roger Pau Monnee02bc6d2014-05-23 17:57:49 +0200314 mon->out_watch = qemu_chr_fe_add_watch(mon->chr, G_IO_OUT|G_IO_HUP,
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200315 monitor_unblocked, mon);
Laszlo Ersek293d2a02013-07-16 20:19:41 +0200316 }
bellard7e2515e2004-08-01 21:52:19 +0000317 }
318}
319
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200320void monitor_flush(Monitor *mon)
321{
322 qemu_mutex_lock(&mon->out_lock);
323 monitor_flush_locked(mon);
324 qemu_mutex_unlock(&mon->out_lock);
325}
326
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400327/* flush at every end of line */
aliguori376253e2009-03-05 23:01:23 +0000328static void monitor_puts(Monitor *mon, const char *str)
bellard7e2515e2004-08-01 21:52:19 +0000329{
ths60fe76f2007-12-16 03:02:09 +0000330 char c;
aliguori731b0362009-03-05 23:01:42 +0000331
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200332 qemu_mutex_lock(&mon->out_lock);
bellard7e2515e2004-08-01 21:52:19 +0000333 for(;;) {
334 c = *str++;
335 if (c == '\0')
336 break;
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400337 if (c == '\n') {
338 qstring_append_chr(mon->outbuf, '\r');
339 }
340 qstring_append_chr(mon->outbuf, c);
341 if (c == '\n') {
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200342 monitor_flush_locked(mon);
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400343 }
bellard7e2515e2004-08-01 21:52:19 +0000344 }
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200345 qemu_mutex_unlock(&mon->out_lock);
bellard7e2515e2004-08-01 21:52:19 +0000346}
347
aliguori376253e2009-03-05 23:01:23 +0000348void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
bellard7e2515e2004-08-01 21:52:19 +0000349{
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400350 char *buf;
Luiz Capitulinob8b08262010-02-10 23:50:04 -0200351
Luiz Capitulino2daa1192009-12-14 18:53:24 -0200352 if (!mon)
353 return;
354
Markus Armbruster9f3982f2015-03-06 19:56:38 +0100355 if (monitor_is_qmp(mon)) {
Luiz Capitulinob8b08262010-02-10 23:50:04 -0200356 return;
Luiz Capitulino4a29a852009-11-26 22:59:05 -0200357 }
Luiz Capitulinob8b08262010-02-10 23:50:04 -0200358
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400359 buf = g_strdup_vprintf(fmt, ap);
Luiz Capitulinob8b08262010-02-10 23:50:04 -0200360 monitor_puts(mon, buf);
Luiz Capitulinoe1f26412013-03-25 13:52:26 -0400361 g_free(buf);
bellard7e2515e2004-08-01 21:52:19 +0000362}
363
aliguori376253e2009-03-05 23:01:23 +0000364void monitor_printf(Monitor *mon, const char *fmt, ...)
bellard7e2515e2004-08-01 21:52:19 +0000365{
366 va_list ap;
367 va_start(ap, fmt);
aliguori376253e2009-03-05 23:01:23 +0000368 monitor_vprintf(mon, fmt, ap);
bellard7e2515e2004-08-01 21:52:19 +0000369 va_end(ap);
bellard9dc39cb2004-03-14 21:38:27 +0000370}
371
Pavel Butsykincaf15312015-09-22 16:18:17 +0300372int monitor_fprintf(FILE *stream, const char *fmt, ...)
bellard7fe48482004-10-09 18:08:01 +0000373{
374 va_list ap;
375 va_start(ap, fmt);
aliguori376253e2009-03-05 23:01:23 +0000376 monitor_vprintf((Monitor *)stream, fmt, ap);
bellard7fe48482004-10-09 18:08:01 +0000377 va_end(ap);
378 return 0;
379}
380
Luiz Capitulino9b57c022009-11-26 22:58:58 -0200381static void monitor_json_emitter(Monitor *mon, const QObject *data)
382{
383 QString *json;
384
Luiz Capitulino83a27d42010-11-22 17:10:37 -0200385 json = mon->flags & MONITOR_USE_PRETTY ? qobject_to_json_pretty(data) :
386 qobject_to_json(data);
Luiz Capitulino9b57c022009-11-26 22:58:58 -0200387 assert(json != NULL);
388
Luiz Capitulinob8b08262010-02-10 23:50:04 -0200389 qstring_append_chr(json, '\n');
390 monitor_puts(mon, qstring_get_str(json));
Luiz Capitulino4a29a852009-11-26 22:59:05 -0200391
Luiz Capitulino9b57c022009-11-26 22:58:58 -0200392 QDECREF(json);
393}
394
Eric Blake7fb1cf12015-11-18 01:52:57 -0700395static MonitorQAPIEventConf monitor_qapi_event_conf[QAPI_EVENT__MAX] = {
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200396 /* Limit guest-triggerable events to 1 per second */
397 [QAPI_EVENT_RTC_CHANGE] = { 1000 * SCALE_MS },
398 [QAPI_EVENT_WATCHDOG] = { 1000 * SCALE_MS },
399 [QAPI_EVENT_BALLOON_CHANGE] = { 1000 * SCALE_MS },
400 [QAPI_EVENT_QUORUM_REPORT_BAD] = { 1000 * SCALE_MS },
401 [QAPI_EVENT_QUORUM_FAILURE] = { 1000 * SCALE_MS },
402 [QAPI_EVENT_VSERPORT_CHANGE] = { 1000 * SCALE_MS },
403};
404
Markus Armbrustera24712a2015-10-15 17:08:34 +0200405GHashTable *monitor_qapi_event_state;
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100406
407/*
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200408 * Emits the event to every monitor instance, @event is only used for trace
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200409 * Called with monitor_lock held.
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100410 */
Markus Armbruster688b4b72015-10-15 17:08:30 +0200411static void monitor_qapi_event_emit(QAPIEvent event, QDict *qdict)
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100412{
413 Monitor *mon;
414
Markus Armbruster688b4b72015-10-15 17:08:30 +0200415 trace_monitor_protocol_event_emit(event, qdict);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100416 QLIST_FOREACH(mon, &mon_list, entry) {
Markus Armbruster9f3982f2015-03-06 19:56:38 +0100417 if (monitor_is_qmp(mon) && mon->qmp.in_command_mode) {
Markus Armbruster688b4b72015-10-15 17:08:30 +0200418 monitor_json_emitter(mon, QOBJECT(qdict));
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100419 }
420 }
421}
422
Markus Armbrustera24712a2015-10-15 17:08:34 +0200423static void monitor_qapi_event_handler(void *opaque);
424
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100425/*
426 * Queue a new event for emission to Monitor instances,
427 * applying any rate limiting if required.
428 */
429static void
Markus Armbruster688b4b72015-10-15 17:08:30 +0200430monitor_qapi_event_queue(QAPIEvent event, QDict *qdict, Error **errp)
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100431{
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200432 MonitorQAPIEventConf *evconf;
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200433 MonitorQAPIEventState *evstate;
Markus Armbruster93f8f982015-10-15 17:08:31 +0200434
Eric Blake7fb1cf12015-11-18 01:52:57 -0700435 assert(event < QAPI_EVENT__MAX);
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200436 evconf = &monitor_qapi_event_conf[event];
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200437 trace_monitor_protocol_event_queue(event, qdict, evconf->rate);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100438
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200439 qemu_mutex_lock(&monitor_lock);
Markus Armbruster93f8f982015-10-15 17:08:31 +0200440
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200441 if (!evconf->rate) {
Markus Armbruster93f8f982015-10-15 17:08:31 +0200442 /* Unthrottled event */
Markus Armbruster688b4b72015-10-15 17:08:30 +0200443 monitor_qapi_event_emit(event, qdict);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100444 } else {
Markus Armbruster7de0be62015-10-15 17:08:35 +0200445 QDict *data = qobject_to_qdict(qdict_get(qdict, "data"));
446 MonitorQAPIEventState key = { .event = event, .data = data };
Markus Armbrustera24712a2015-10-15 17:08:34 +0200447
448 evstate = g_hash_table_lookup(monitor_qapi_event_state, &key);
449 assert(!evstate || timer_pending(evstate->timer));
450
451 if (evstate) {
Markus Armbruster93f8f982015-10-15 17:08:31 +0200452 /*
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200453 * Timer is pending for (at least) evconf->rate ns after
Markus Armbruster93f8f982015-10-15 17:08:31 +0200454 * last send. Store event for sending when timer fires,
455 * replacing a prior stored event if any.
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100456 */
Markus Armbruster93f8f982015-10-15 17:08:31 +0200457 QDECREF(evstate->qdict);
Markus Armbruster688b4b72015-10-15 17:08:30 +0200458 evstate->qdict = qdict;
459 QINCREF(evstate->qdict);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100460 } else {
Markus Armbruster93f8f982015-10-15 17:08:31 +0200461 /*
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200462 * Last send was (at least) evconf->rate ns ago.
Markus Armbruster93f8f982015-10-15 17:08:31 +0200463 * Send immediately, and arm the timer to call
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200464 * monitor_qapi_event_handler() in evconf->rate ns. Any
Markus Armbruster93f8f982015-10-15 17:08:31 +0200465 * events arriving before then will be delayed until then.
466 */
Alberto Garciadc599972016-03-10 13:55:26 +0200467 int64_t now = qemu_clock_get_ns(event_clock_type);
Markus Armbruster93f8f982015-10-15 17:08:31 +0200468
Markus Armbruster688b4b72015-10-15 17:08:30 +0200469 monitor_qapi_event_emit(event, qdict);
Markus Armbrustera24712a2015-10-15 17:08:34 +0200470
471 evstate = g_new(MonitorQAPIEventState, 1);
472 evstate->event = event;
Markus Armbruster7de0be62015-10-15 17:08:35 +0200473 evstate->data = data;
474 QINCREF(evstate->data);
Markus Armbrustera24712a2015-10-15 17:08:34 +0200475 evstate->qdict = NULL;
Alberto Garciadc599972016-03-10 13:55:26 +0200476 evstate->timer = timer_new_ns(event_clock_type,
Markus Armbrustera24712a2015-10-15 17:08:34 +0200477 monitor_qapi_event_handler,
478 evstate);
479 g_hash_table_add(monitor_qapi_event_state, evstate);
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200480 timer_mod_ns(evstate->timer, now + evconf->rate);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100481 }
482 }
Markus Armbruster93f8f982015-10-15 17:08:31 +0200483
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200484 qemu_mutex_unlock(&monitor_lock);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100485}
486
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100487/*
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200488 * This function runs evconf->rate ns after sending a throttled
Markus Armbruster93f8f982015-10-15 17:08:31 +0200489 * event.
490 * If another event has since been stored, send it.
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100491 */
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200492static void monitor_qapi_event_handler(void *opaque)
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100493{
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200494 MonitorQAPIEventState *evstate = opaque;
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200495 MonitorQAPIEventConf *evconf = &monitor_qapi_event_conf[evstate->event];
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100496
Markus Armbruster93f8f982015-10-15 17:08:31 +0200497 trace_monitor_protocol_event_handler(evstate->event, evstate->qdict);
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200498 qemu_mutex_lock(&monitor_lock);
Markus Armbruster93f8f982015-10-15 17:08:31 +0200499
Markus Armbruster688b4b72015-10-15 17:08:30 +0200500 if (evstate->qdict) {
Alberto Garciadc599972016-03-10 13:55:26 +0200501 int64_t now = qemu_clock_get_ns(event_clock_type);
Markus Armbruster93f8f982015-10-15 17:08:31 +0200502
Markus Armbruster688b4b72015-10-15 17:08:30 +0200503 monitor_qapi_event_emit(evstate->event, evstate->qdict);
504 QDECREF(evstate->qdict);
505 evstate->qdict = NULL;
Markus Armbrusterb9b03ab2015-10-15 17:08:33 +0200506 timer_mod_ns(evstate->timer, now + evconf->rate);
Markus Armbrustera24712a2015-10-15 17:08:34 +0200507 } else {
508 g_hash_table_remove(monitor_qapi_event_state, evstate);
Markus Armbruster7de0be62015-10-15 17:08:35 +0200509 QDECREF(evstate->data);
Markus Armbrustera24712a2015-10-15 17:08:34 +0200510 timer_free(evstate->timer);
511 g_free(evstate);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100512 }
Markus Armbruster93f8f982015-10-15 17:08:31 +0200513
Paolo Bonzinid622cb52014-06-18 08:44:00 +0200514 qemu_mutex_unlock(&monitor_lock);
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100515}
516
Markus Armbrustera24712a2015-10-15 17:08:34 +0200517static unsigned int qapi_event_throttle_hash(const void *key)
518{
519 const MonitorQAPIEventState *evstate = key;
Markus Armbruster7de0be62015-10-15 17:08:35 +0200520 unsigned int hash = evstate->event * 255;
Markus Armbrustera24712a2015-10-15 17:08:34 +0200521
Markus Armbruster7de0be62015-10-15 17:08:35 +0200522 if (evstate->event == QAPI_EVENT_VSERPORT_CHANGE) {
523 hash += g_str_hash(qdict_get_str(evstate->data, "id"));
524 }
525
Alberto Garcia6d425eb2016-03-10 13:55:25 +0200526 if (evstate->event == QAPI_EVENT_QUORUM_REPORT_BAD) {
527 hash += g_str_hash(qdict_get_str(evstate->data, "node-name"));
528 }
529
Markus Armbruster7de0be62015-10-15 17:08:35 +0200530 return hash;
Markus Armbrustera24712a2015-10-15 17:08:34 +0200531}
532
533static gboolean qapi_event_throttle_equal(const void *a, const void *b)
534{
535 const MonitorQAPIEventState *eva = a;
536 const MonitorQAPIEventState *evb = b;
537
Markus Armbruster7de0be62015-10-15 17:08:35 +0200538 if (eva->event != evb->event) {
539 return FALSE;
540 }
541
542 if (eva->event == QAPI_EVENT_VSERPORT_CHANGE) {
543 return !strcmp(qdict_get_str(eva->data, "id"),
544 qdict_get_str(evb->data, "id"));
545 }
546
Alberto Garcia6d425eb2016-03-10 13:55:25 +0200547 if (eva->event == QAPI_EVENT_QUORUM_REPORT_BAD) {
548 return !strcmp(qdict_get_str(eva->data, "node-name"),
549 qdict_get_str(evb->data, "node-name"));
550 }
551
Markus Armbruster7de0be62015-10-15 17:08:35 +0200552 return TRUE;
Markus Armbrustera24712a2015-10-15 17:08:34 +0200553}
554
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200555static void monitor_qapi_event_init(void)
Daniel P. Berrangeafeecec2012-06-14 18:12:57 +0100556{
Alberto Garciadc599972016-03-10 13:55:26 +0200557 if (qtest_enabled()) {
558 event_clock_type = QEMU_CLOCK_VIRTUAL;
559 }
560
Markus Armbrustera24712a2015-10-15 17:08:34 +0200561 monitor_qapi_event_state = g_hash_table_new(qapi_event_throttle_hash,
562 qapi_event_throttle_equal);
Wenchao Xia43a14cf2014-06-18 08:43:31 +0200563 qmp_event_set_func_emit(monitor_qapi_event_queue);
Luiz Capitulino0d1ea872009-11-26 22:59:03 -0200564}
565
Marc-André Lureau119ebac2016-09-12 13:18:57 +0400566void qmp_qmp_capabilities(Error **errp)
Luiz Capitulino4a7e1192010-02-04 18:10:05 -0200567{
Markus Armbruster485febc2015-03-13 17:25:50 +0100568 cur_mon->qmp.in_command_mode = true;
Luiz Capitulino4a7e1192010-02-04 18:10:05 -0200569}
570
Markus Armbruster7ef6cf62015-03-06 19:12:36 +0100571static void handle_hmp_command(Monitor *mon, const char *cmdline);
Luiz Capitulino0268d972010-10-22 10:08:02 -0200572
Wenchao Xiab01fe892013-08-27 20:38:19 +0800573static void monitor_data_init(Monitor *mon)
574{
575 memset(mon, 0, sizeof(Monitor));
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200576 qemu_mutex_init(&mon->out_lock);
Wenchao Xiab01fe892013-08-27 20:38:19 +0800577 mon->outbuf = qstring_new();
Wenchao Xia77172392013-08-27 20:38:20 +0800578 /* Use *mon_cmds by default. */
579 mon->cmd_table = mon_cmds;
Wenchao Xiab01fe892013-08-27 20:38:19 +0800580}
581
582static void monitor_data_destroy(Monitor *mon)
583{
Marc-André Lureau2ef45712016-08-01 15:23:42 +0400584 if (mon->chr) {
585 qemu_chr_add_handlers(mon->chr, NULL, NULL, NULL, NULL);
586 }
587 if (monitor_is_qmp(mon)) {
588 json_message_parser_destroy(&mon->qmp.parser);
589 }
590 g_free(mon->rs);
Wenchao Xiab01fe892013-08-27 20:38:19 +0800591 QDECREF(mon->outbuf);
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200592 qemu_mutex_destroy(&mon->out_lock);
Wenchao Xiab01fe892013-08-27 20:38:19 +0800593}
594
Luiz Capitulinod51a67b2011-11-25 17:52:45 -0200595char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index,
596 int64_t cpu_index, Error **errp)
Luiz Capitulino0268d972010-10-22 10:08:02 -0200597{
Luiz Capitulinod51a67b2011-11-25 17:52:45 -0200598 char *output = NULL;
Luiz Capitulino0268d972010-10-22 10:08:02 -0200599 Monitor *old_mon, hmp;
Luiz Capitulino0268d972010-10-22 10:08:02 -0200600
Wenchao Xiab01fe892013-08-27 20:38:19 +0800601 monitor_data_init(&hmp);
Luiz Capitulino48c043d2013-04-02 15:07:33 -0400602 hmp.skip_flush = true;
Luiz Capitulino0268d972010-10-22 10:08:02 -0200603
604 old_mon = cur_mon;
605 cur_mon = &hmp;
606
Luiz Capitulinod51a67b2011-11-25 17:52:45 -0200607 if (has_cpu_index) {
608 int ret = monitor_set_cpu(cpu_index);
Luiz Capitulino0268d972010-10-22 10:08:02 -0200609 if (ret < 0) {
610 cur_mon = old_mon;
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +0100611 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
612 "a CPU number");
Luiz Capitulino0268d972010-10-22 10:08:02 -0200613 goto out;
614 }
615 }
616
Markus Armbruster7ef6cf62015-03-06 19:12:36 +0100617 handle_hmp_command(&hmp, command_line);
Luiz Capitulino0268d972010-10-22 10:08:02 -0200618 cur_mon = old_mon;
619
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200620 qemu_mutex_lock(&hmp.out_lock);
Luiz Capitulino48c043d2013-04-02 15:07:33 -0400621 if (qstring_get_length(hmp.outbuf) > 0) {
622 output = g_strdup(qstring_get_str(hmp.outbuf));
Luiz Capitulinod51a67b2011-11-25 17:52:45 -0200623 } else {
624 output = g_strdup("");
Luiz Capitulino0268d972010-10-22 10:08:02 -0200625 }
Paolo Bonzini6cff3e82014-06-18 08:43:59 +0200626 qemu_mutex_unlock(&hmp.out_lock);
Luiz Capitulino0268d972010-10-22 10:08:02 -0200627
628out:
Wenchao Xiab01fe892013-08-27 20:38:19 +0800629 monitor_data_destroy(&hmp);
Luiz Capitulinod51a67b2011-11-25 17:52:45 -0200630 return output;
Luiz Capitulino0268d972010-10-22 10:08:02 -0200631}
632
bellard9dc39cb2004-03-14 21:38:27 +0000633static int compare_cmd(const char *name, const char *list)
634{
635 const char *p, *pstart;
636 int len;
637 len = strlen(name);
638 p = list;
639 for(;;) {
640 pstart = p;
641 p = strchr(p, '|');
642 if (!p)
643 p = pstart + strlen(pstart);
644 if ((p - pstart) == len && !memcmp(pstart, name, len))
645 return 1;
646 if (*p == '\0')
647 break;
648 p++;
649 }
650 return 0;
651}
652
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800653static int get_str(char *buf, int buf_size, const char **pp)
654{
655 const char *p;
656 char *q;
657 int c;
658
659 q = buf;
660 p = *pp;
661 while (qemu_isspace(*p)) {
662 p++;
663 }
664 if (*p == '\0') {
665 fail:
666 *q = '\0';
667 *pp = p;
668 return -1;
669 }
670 if (*p == '\"') {
671 p++;
672 while (*p != '\0' && *p != '\"') {
673 if (*p == '\\') {
674 p++;
675 c = *p++;
676 switch (c) {
677 case 'n':
678 c = '\n';
679 break;
680 case 'r':
681 c = '\r';
682 break;
683 case '\\':
684 case '\'':
685 case '\"':
686 break;
687 default:
Peter Maydell71baf782015-08-19 16:20:19 +0100688 printf("unsupported escape code: '\\%c'\n", c);
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800689 goto fail;
690 }
691 if ((q - buf) < buf_size - 1) {
692 *q++ = c;
693 }
694 } else {
695 if ((q - buf) < buf_size - 1) {
696 *q++ = *p;
697 }
698 p++;
699 }
700 }
701 if (*p != '\"') {
Peter Maydell71baf782015-08-19 16:20:19 +0100702 printf("unterminated string\n");
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800703 goto fail;
704 }
705 p++;
706 } else {
707 while (*p != '\0' && !qemu_isspace(*p)) {
708 if ((q - buf) < buf_size - 1) {
709 *q++ = *p;
710 }
711 p++;
712 }
713 }
714 *q = '\0';
715 *pp = p;
716 return 0;
717}
718
719#define MAX_ARGS 16
720
Wenchao Xiadcc70cd2013-08-27 20:38:22 +0800721static void free_cmdline_args(char **args, int nb_args)
722{
723 int i;
724
725 assert(nb_args <= MAX_ARGS);
726
727 for (i = 0; i < nb_args; i++) {
728 g_free(args[i]);
729 }
730
731}
732
733/*
734 * Parse the command line to get valid args.
735 * @cmdline: command line to be parsed.
736 * @pnb_args: location to store the number of args, must NOT be NULL.
737 * @args: location to store the args, which should be freed by caller, must
738 * NOT be NULL.
739 *
740 * Returns 0 on success, negative on failure.
741 *
742 * NOTE: this parser is an approximate form of the real command parser. Number
743 * of args have a limit of MAX_ARGS. If cmdline contains more, it will
744 * return with failure.
745 */
746static int parse_cmdline(const char *cmdline,
747 int *pnb_args, char **args)
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800748{
749 const char *p;
750 int nb_args, ret;
751 char buf[1024];
752
753 p = cmdline;
754 nb_args = 0;
755 for (;;) {
756 while (qemu_isspace(*p)) {
757 p++;
758 }
759 if (*p == '\0') {
760 break;
761 }
762 if (nb_args >= MAX_ARGS) {
Wenchao Xiadcc70cd2013-08-27 20:38:22 +0800763 goto fail;
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800764 }
765 ret = get_str(buf, sizeof(buf), &p);
Wenchao Xiadcc70cd2013-08-27 20:38:22 +0800766 if (ret < 0) {
767 goto fail;
768 }
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800769 args[nb_args] = g_strdup(buf);
770 nb_args++;
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800771 }
772 *pnb_args = nb_args;
Wenchao Xiadcc70cd2013-08-27 20:38:22 +0800773 return 0;
774
775 fail:
776 free_cmdline_args(args, nb_args);
777 return -1;
Wenchao Xiaf5438c02013-08-27 20:38:21 +0800778}
779
Wenchao Xia66855492013-08-27 20:38:23 +0800780static void help_cmd_dump_one(Monitor *mon,
781 const mon_cmd_t *cmd,
782 char **prefix_args,
783 int prefix_args_nb)
784{
785 int i;
786
787 for (i = 0; i < prefix_args_nb; i++) {
788 monitor_printf(mon, "%s ", prefix_args[i]);
789 }
790 monitor_printf(mon, "%s %s -- %s\n", cmd->name, cmd->params, cmd->help);
791}
792
793/* @args[@arg_index] is the valid command need to find in @cmds */
Anthony Liguoric227f092009-10-01 16:12:16 -0500794static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
Wenchao Xia66855492013-08-27 20:38:23 +0800795 char **args, int nb_args, int arg_index)
bellard9dc39cb2004-03-14 21:38:27 +0000796{
Anthony Liguoric227f092009-10-01 16:12:16 -0500797 const mon_cmd_t *cmd;
bellard9dc39cb2004-03-14 21:38:27 +0000798
Wenchao Xia66855492013-08-27 20:38:23 +0800799 /* No valid arg need to compare with, dump all in *cmds */
800 if (arg_index >= nb_args) {
801 for (cmd = cmds; cmd->name != NULL; cmd++) {
802 help_cmd_dump_one(mon, cmd, args, arg_index);
803 }
804 return;
805 }
806
807 /* Find one entry to dump */
808 for (cmd = cmds; cmd->name != NULL; cmd++) {
809 if (compare_cmd(args[arg_index], cmd->name)) {
810 if (cmd->sub_table) {
811 /* continue with next arg */
812 help_cmd_dump(mon, cmd->sub_table,
813 args, nb_args, arg_index + 1);
814 } else {
815 help_cmd_dump_one(mon, cmd, args, arg_index);
816 }
817 break;
818 }
bellard9dc39cb2004-03-14 21:38:27 +0000819 }
820}
821
aliguori376253e2009-03-05 23:01:23 +0000822static void help_cmd(Monitor *mon, const char *name)
bellard9dc39cb2004-03-14 21:38:27 +0000823{
Wenchao Xia66855492013-08-27 20:38:23 +0800824 char *args[MAX_ARGS];
825 int nb_args = 0;
826
827 /* 1. parse user input */
828 if (name) {
829 /* special case for log, directly dump and return */
830 if (!strcmp(name, "log")) {
Peter Maydell38dad9e2013-02-11 16:41:25 +0000831 const QEMULogItem *item;
aliguori376253e2009-03-05 23:01:23 +0000832 monitor_printf(mon, "Log items (comma separated):\n");
833 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
Peter Maydell38dad9e2013-02-11 16:41:25 +0000834 for (item = qemu_log_items; item->mask != 0; item++) {
aliguori376253e2009-03-05 23:01:23 +0000835 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
bellardf193c792004-03-21 17:06:25 +0000836 }
Wenchao Xia66855492013-08-27 20:38:23 +0800837 return;
838 }
839
840 if (parse_cmdline(name, &nb_args, args) < 0) {
841 return;
bellardf193c792004-03-21 17:06:25 +0000842 }
bellard9dc39cb2004-03-14 21:38:27 +0000843 }
Wenchao Xia66855492013-08-27 20:38:23 +0800844
845 /* 2. dump the contents according to parsed args */
846 help_cmd_dump(mon, mon->cmd_table, args, nb_args, 0);
847
848 free_cmdline_args(args, nb_args);
bellard9dc39cb2004-03-14 21:38:27 +0000849}
850
Luiz Capitulinod54908a2009-08-28 15:27:13 -0300851static void do_help_cmd(Monitor *mon, const QDict *qdict)
Luiz Capitulino38183182009-08-28 15:27:08 -0300852{
Luiz Capitulinod54908a2009-08-28 15:27:13 -0300853 help_cmd(mon, qdict_get_try_str(qdict, "name"));
Luiz Capitulino38183182009-08-28 15:27:08 -0300854}
855
Markus Armbruster3e5a50d2015-02-06 13:55:43 +0100856static void hmp_trace_event(Monitor *mon, const QDict *qdict)
Prerna Saxena22890ab2010-06-24 17:04:53 +0530857{
858 const char *tp_name = qdict_get_str(qdict, "name");
859 bool new_state = qdict_get_bool(qdict, "option");
Lluís Vilanova77e2b172016-07-11 12:53:57 +0200860 bool has_vcpu = qdict_haskey(qdict, "vcpu");
861 int vcpu = qdict_get_try_int(qdict, "vcpu", 0);
Lluís Vilanova14101d02014-08-25 13:20:03 +0200862 Error *local_err = NULL;
Blue Swirlf871d682010-10-13 19:14:29 +0000863
Lluís Vilanova77e2b172016-07-11 12:53:57 +0200864 if (vcpu < 0) {
865 monitor_printf(mon, "argument vcpu must be positive");
866 return;
867 }
868
869 qmp_trace_event_set_state(tp_name, new_state, true, true, has_vcpu, vcpu, &local_err);
Lluís Vilanova14101d02014-08-25 13:20:03 +0200870 if (local_err) {
Markus Armbruster091e38b2015-02-10 15:15:43 +0100871 error_report_err(local_err);
Blue Swirlf871d682010-10-13 19:14:29 +0000872 }
Prerna Saxena22890ab2010-06-24 17:04:53 +0530873}
Stefan Hajnoczic5ceb522010-07-13 09:26:33 +0100874
Michael Rothc45a8162011-10-02 08:44:37 -0500875#ifdef CONFIG_TRACE_SIMPLE
Markus Armbruster3e5a50d2015-02-06 13:55:43 +0100876static void hmp_trace_file(Monitor *mon, const QDict *qdict)
Stefan Hajnoczic5ceb522010-07-13 09:26:33 +0100877{
878 const char *op = qdict_get_try_str(qdict, "op");
879 const char *arg = qdict_get_try_str(qdict, "arg");
880
881 if (!op) {
882 st_print_trace_file_status((FILE *)mon, &monitor_fprintf);
883 } else if (!strcmp(op, "on")) {
884 st_set_trace_file_enabled(true);
885 } else if (!strcmp(op, "off")) {
886 st_set_trace_file_enabled(false);
887 } else if (!strcmp(op, "flush")) {
888 st_flush_trace_buffer();
889 } else if (!strcmp(op, "set")) {
890 if (arg) {
891 st_set_trace_file(arg);
892 }
893 } else {
894 monitor_printf(mon, "unexpected argument \"%s\"\n", op);
895 help_cmd(mon, "trace-file");
896 }
897}
Prerna Saxena22890ab2010-06-24 17:04:53 +0530898#endif
899
Markus Armbruster3e5a50d2015-02-06 13:55:43 +0100900static void hmp_info_help(Monitor *mon, const QDict *qdict)
bellard9dc39cb2004-03-14 21:38:27 +0000901{
Luiz Capitulino13c74252009-10-07 13:41:55 -0300902 help_cmd(mon, "info");
bellard9dc39cb2004-03-14 21:38:27 +0000903}
904
Marc-André Lureau9e812b62016-09-12 13:19:05 +0400905static void query_commands_cb(QmpCommand *cmd, void *opaque)
bellard9bc9d1c2004-10-10 15:15:51 +0000906{
Marc-André Lureau9e812b62016-09-12 13:19:05 +0400907 CommandInfoList *info, **list = opaque;
Luiz Capitulinoe3bba9d2009-11-26 22:58:56 -0200908
Marc-André Lureau9e812b62016-09-12 13:19:05 +0400909 if (!cmd->enabled) {
910 return;
Luiz Capitulinoe3bba9d2009-11-26 22:58:56 -0200911 }
912
Marc-André Lureau9e812b62016-09-12 13:19:05 +0400913 info = g_malloc0(sizeof(*info));
914 info->value = g_malloc0(sizeof(*info->value));
915 info->value->name = g_strdup(cmd->name);
916 info->next = *list;
917 *list = info;
918}
919
920CommandInfoList *qmp_query_commands(Error **errp)
921{
922 CommandInfoList *list = NULL;
923
924 qmp_for_each_command(query_commands_cb, &list);
925
926 return list;
thsa36e69d2007-12-02 05:18:19 +0000927}
928
Daniel P. Berrange48608532012-05-21 17:59:51 +0100929EventInfoList *qmp_query_events(Error **errp)
930{
931 EventInfoList *info, *ev_list = NULL;
Wenchao Xia75175172014-06-18 08:43:54 +0200932 QAPIEvent e;
Daniel P. Berrange48608532012-05-21 17:59:51 +0100933
Eric Blake7fb1cf12015-11-18 01:52:57 -0700934 for (e = 0 ; e < QAPI_EVENT__MAX ; e++) {
Wenchao Xia75175172014-06-18 08:43:54 +0200935 const char *event_name = QAPIEvent_lookup[e];
Daniel P. Berrange48608532012-05-21 17:59:51 +0100936 assert(event_name != NULL);
937 info = g_malloc0(sizeof(*info));
938 info->value = g_malloc0(sizeof(*info->value));
939 info->value->name = g_strdup(event_name);
940
941 info->next = ev_list;
942 ev_list = info;
943 }
944
945 return ev_list;
946}
947
Markus Armbruster39a18152015-09-16 13:06:28 +0200948/*
949 * Minor hack: generated marshalling suppressed for this command
950 * ('gen': false in the schema) so we can parse the JSON string
951 * directly into QObject instead of first parsing it with
952 * visit_type_SchemaInfoList() into a SchemaInfoList, then marshal it
953 * to QObject with generated output marshallers, every time. Instead,
954 * we do it in test-qmp-input-visitor.c, just to make sure
955 * qapi-introspect.py's output actually conforms to the schema.
956 */
957static void qmp_query_qmp_schema(QDict *qdict, QObject **ret_data,
958 Error **errp)
959{
960 *ret_data = qobject_from_json(qmp_schema_json);
961}
962
Marc-André Lureau5032a162016-09-12 13:19:02 +0400963/*
Marc-André Lureau5032a162016-09-12 13:19:02 +0400964 * We used to define commands in qmp-commands.hx in addition to the
965 * QAPI schema. This permitted defining some of them only in certain
966 * configurations. query-commands has always reflected that (good,
967 * because it lets QMP clients figure out what's actually available),
968 * while query-qmp-schema never did (not so good). This function is a
969 * hack to keep the configuration-specific commands defined exactly as
970 * before, even though qmp-commands.hx is gone.
971 *
972 * FIXME Educate the QAPI schema on configuration-specific commands,
973 * and drop this hack.
974 */
975static void qmp_unregister_commands_hack(void)
976{
977#ifndef CONFIG_SPICE
978 qmp_unregister_command("query-spice");
979#endif
980#ifndef TARGET_I386
981 qmp_unregister_command("rtc-reset-reinjection");
982#endif
983#ifndef TARGET_S390X
984 qmp_unregister_command("dump-skeys");
985#endif
986#ifndef TARGET_ARM
987 qmp_unregister_command("query-gic-capabilities");
988#endif
Eduardo Habkost728b1422016-10-05 16:49:01 -0300989#if !defined(TARGET_S390X)
990 qmp_unregister_command("query-cpu-model-expansion");
991 qmp_unregister_command("query-cpu-model-baseline");
992 qmp_unregister_command("query-cpu-model-comparison");
993#endif
994#if !defined(TARGET_PPC) && !defined(TARGET_ARM) && !defined(TARGET_I386) \
995 && !defined(TARGET_S390X)
996 qmp_unregister_command("query-cpu-definitions");
997#endif
Marc-André Lureau5032a162016-09-12 13:19:02 +0400998}
999
Marc-André Lureauedcfaef2016-09-12 13:19:00 +04001000static void qmp_init_marshal(void)
1001{
1002 qmp_register_command("query-qmp-schema", qmp_query_qmp_schema,
1003 QCO_NO_OPTIONS);
1004 qmp_register_command("device_add", qmp_device_add,
1005 QCO_NO_OPTIONS);
1006 qmp_register_command("netdev_add", qmp_netdev_add,
1007 QCO_NO_OPTIONS);
Marc-André Lureau5032a162016-09-12 13:19:02 +04001008
1009 /* call it after the rest of qapi_init() */
1010 register_module_init(qmp_unregister_commands_hack, MODULE_INIT_QAPI);
Marc-André Lureauedcfaef2016-09-12 13:19:00 +04001011}
1012
1013qapi_init(qmp_init_marshal);
1014
Luiz Capitulinob025c8b2011-10-06 14:02:57 -03001015/* set the current CPU defined by the user */
1016int monitor_set_cpu(int cpu_index)
bellard6a00d602005-11-21 23:25:50 +00001017{
Andreas Färber55e5c282012-12-17 06:18:02 +01001018 CPUState *cpu;
bellard6a00d602005-11-21 23:25:50 +00001019
Andreas Färber1c8bb3c2013-02-15 17:01:09 +01001020 cpu = qemu_get_cpu(cpu_index);
1021 if (cpu == NULL) {
1022 return -1;
bellard6a00d602005-11-21 23:25:50 +00001023 }
Andreas Färbercb446ec2013-05-01 14:24:52 +02001024 cur_mon->mon_cpu = cpu;
Andreas Färber1c8bb3c2013-02-15 17:01:09 +01001025 return 0;
bellard6a00d602005-11-21 23:25:50 +00001026}
1027
Pavel Butsykincaf15312015-09-22 16:18:17 +03001028CPUState *mon_get_cpu(void)
bellard6a00d602005-11-21 23:25:50 +00001029{
aliguori731b0362009-03-05 23:01:42 +00001030 if (!cur_mon->mon_cpu) {
David Gibson27a83f82016-09-21 15:29:26 +10001031 monitor_set_cpu(first_cpu->cpu_index);
bellard6a00d602005-11-21 23:25:50 +00001032 }
Avi Kivity4c0960c2009-08-17 23:19:53 +03001033 cpu_synchronize_state(cur_mon->mon_cpu);
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001034 return cur_mon->mon_cpu;
1035}
1036
Pavel Butsykinbf957282015-09-10 18:38:59 +03001037CPUArchState *mon_get_cpu_env(void)
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001038{
1039 return mon_get_cpu()->env_ptr;
bellard6a00d602005-11-21 23:25:50 +00001040}
1041
Luiz Capitulino99b77962011-10-24 10:53:44 -02001042int monitor_get_cpu_index(void)
1043{
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001044 return mon_get_cpu()->cpu_index;
Luiz Capitulino99b77962011-10-24 10:53:44 -02001045}
1046
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001047static void hmp_info_registers(Monitor *mon, const QDict *qdict)
bellard9307c4c2004-04-04 12:57:25 +00001048{
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001049 cpu_dump_state(mon_get_cpu(), (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
bellard9307c4c2004-04-04 12:57:25 +00001050}
1051
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001052static void hmp_info_jit(Monitor *mon, const QDict *qdict)
bellarde3db7222005-01-26 22:00:47 +00001053{
aliguori376253e2009-03-05 23:01:23 +00001054 dump_exec_info((FILE *)mon, monitor_fprintf);
Sebastian Tanase27498be2014-07-25 11:56:33 +02001055 dump_drift_info((FILE *)mon, monitor_fprintf);
bellarde3db7222005-01-26 22:00:47 +00001056}
1057
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001058static void hmp_info_opcount(Monitor *mon, const QDict *qdict)
Max Filippov246ae242014-11-02 11:04:18 +03001059{
1060 dump_opcount_info((FILE *)mon, monitor_fprintf);
1061}
1062
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001063static void hmp_info_history(Monitor *mon, const QDict *qdict)
bellardaa455482004-04-04 13:07:25 +00001064{
1065 int i;
bellard7e2515e2004-08-01 21:52:19 +00001066 const char *str;
ths3b46e622007-09-17 08:09:54 +00001067
aliguoricde76ee2009-03-05 23:01:51 +00001068 if (!mon->rs)
1069 return;
bellard7e2515e2004-08-01 21:52:19 +00001070 i = 0;
1071 for(;;) {
aliguori731b0362009-03-05 23:01:42 +00001072 str = readline_get_history(mon->rs, i);
bellard7e2515e2004-08-01 21:52:19 +00001073 if (!str)
1074 break;
aliguori376253e2009-03-05 23:01:23 +00001075 monitor_printf(mon, "%d: '%s'\n", i, str);
bellard8e3a9fd2004-10-09 17:32:58 +00001076 i++;
bellardaa455482004-04-04 13:07:25 +00001077 }
1078}
1079
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001080static void hmp_info_cpustats(Monitor *mon, const QDict *qdict)
j_mayer76a66252007-03-07 08:32:30 +00001081{
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001082 cpu_dump_statistics(mon_get_cpu(), (FILE *)mon, &monitor_fprintf, 0);
j_mayer76a66252007-03-07 08:32:30 +00001083}
j_mayer76a66252007-03-07 08:32:30 +00001084
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001085static void hmp_info_trace_events(Monitor *mon, const QDict *qdict)
Prerna Saxena22890ab2010-06-24 17:04:53 +05301086{
Lluís Vilanovabd712112016-07-11 12:53:51 +02001087 const char *name = qdict_get_try_str(qdict, "name");
Lluís Vilanova77e2b172016-07-11 12:53:57 +02001088 bool has_vcpu = qdict_haskey(qdict, "vcpu");
1089 int vcpu = qdict_get_try_int(qdict, "vcpu", 0);
Lluís Vilanovabd712112016-07-11 12:53:51 +02001090 TraceEventInfoList *events;
Lluís Vilanova14101d02014-08-25 13:20:03 +02001091 TraceEventInfoList *elem;
Lluís Vilanovabd712112016-07-11 12:53:51 +02001092 Error *local_err = NULL;
1093
1094 if (name == NULL) {
1095 name = "*";
1096 }
Lluís Vilanova77e2b172016-07-11 12:53:57 +02001097 if (vcpu < 0) {
1098 monitor_printf(mon, "argument vcpu must be positive");
1099 return;
1100 }
Lluís Vilanovabd712112016-07-11 12:53:51 +02001101
Lluís Vilanova77e2b172016-07-11 12:53:57 +02001102 events = qmp_trace_event_get_state(name, has_vcpu, vcpu, &local_err);
Lluís Vilanovabd712112016-07-11 12:53:51 +02001103 if (local_err) {
1104 error_report_err(local_err);
1105 return;
1106 }
Lluís Vilanova14101d02014-08-25 13:20:03 +02001107
1108 for (elem = events; elem != NULL; elem = elem->next) {
1109 monitor_printf(mon, "%s : state %u\n",
1110 elem->value->name,
1111 elem->value->state == TRACE_EVENT_STATE_ENABLED ? 1 : 0);
1112 }
1113 qapi_free_TraceEventInfoList(events);
Prerna Saxena22890ab2010-06-24 17:04:53 +05301114}
Prerna Saxena22890ab2010-06-24 17:04:53 +05301115
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001116void qmp_client_migrate_info(const char *protocol, const char *hostname,
1117 bool has_port, int64_t port,
1118 bool has_tls_port, int64_t tls_port,
1119 bool has_cert_subject, const char *cert_subject,
1120 Error **errp)
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001121{
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001122 if (strcmp(protocol, "spice") == 0) {
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001123 if (!qemu_using_spice(errp)) {
1124 return;
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001125 }
1126
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001127 if (!has_port && !has_tls_port) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001128 error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port");
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001129 return;
Yonit Halperin6ec5dae2012-03-18 09:42:39 +02001130 }
1131
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001132 if (qemu_spice_migrate_info(hostname,
1133 has_port ? port : -1,
1134 has_tls_port ? tls_port : -1,
1135 cert_subject)) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001136 error_setg(errp, QERR_UNDEFINED_ERROR);
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001137 return;
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001138 }
Markus Armbrusterb8a185b2015-03-05 17:29:02 +01001139 return;
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001140 }
1141
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001142 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "spice");
Gerd Hoffmanne866e232010-04-23 13:28:21 +02001143}
1144
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001145static void hmp_logfile(Monitor *mon, const QDict *qdict)
pbrooke735b912007-06-30 13:53:24 +00001146{
Markus Armbrusterdaa76aa2016-06-15 19:27:16 +02001147 Error *err = NULL;
1148
1149 qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err);
1150 if (err) {
1151 error_report_err(err);
1152 }
pbrooke735b912007-06-30 13:53:24 +00001153}
1154
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001155static void hmp_log(Monitor *mon, const QDict *qdict)
bellardf193c792004-03-21 17:06:25 +00001156{
1157 int mask;
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001158 const char *items = qdict_get_str(qdict, "items");
ths3b46e622007-09-17 08:09:54 +00001159
bellard9307c4c2004-04-04 12:57:25 +00001160 if (!strcmp(items, "none")) {
bellardf193c792004-03-21 17:06:25 +00001161 mask = 0;
1162 } else {
Peter Maydell4fde1eb2013-02-11 16:41:22 +00001163 mask = qemu_str_to_log_mask(items);
bellardf193c792004-03-21 17:06:25 +00001164 if (!mask) {
aliguori376253e2009-03-05 23:01:23 +00001165 help_cmd(mon, "log");
bellardf193c792004-03-21 17:06:25 +00001166 return;
1167 }
1168 }
Peter Maydell24537a02013-02-11 16:41:23 +00001169 qemu_set_log(mask);
bellardf193c792004-03-21 17:06:25 +00001170}
1171
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001172static void hmp_singlestep(Monitor *mon, const QDict *qdict)
aurel321b530a62009-04-05 20:08:59 +00001173{
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001174 const char *option = qdict_get_try_str(qdict, "option");
aurel321b530a62009-04-05 20:08:59 +00001175 if (!option || !strcmp(option, "on")) {
1176 singlestep = 1;
1177 } else if (!strcmp(option, "off")) {
1178 singlestep = 0;
1179 } else {
1180 monitor_printf(mon, "unexpected option %s\n", option);
1181 }
1182}
1183
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001184static void hmp_gdbserver(Monitor *mon, const QDict *qdict)
bellard8a7ddc32004-03-31 19:00:16 +00001185{
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001186 const char *device = qdict_get_try_str(qdict, "device");
aliguori59030a82009-04-05 18:43:41 +00001187 if (!device)
1188 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1189 if (gdbserver_start(device) < 0) {
1190 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1191 device);
1192 } else if (strcmp(device, "none") == 0) {
aliguori36556b22009-03-28 18:05:53 +00001193 monitor_printf(mon, "Disabled gdbserver\n");
bellard8a7ddc32004-03-31 19:00:16 +00001194 } else {
aliguori59030a82009-04-05 18:43:41 +00001195 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1196 device);
bellard8a7ddc32004-03-31 19:00:16 +00001197 }
1198}
1199
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001200static void hmp_watchdog_action(Monitor *mon, const QDict *qdict)
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01001201{
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001202 const char *action = qdict_get_str(qdict, "action");
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01001203 if (select_watchdog_action(action) == -1) {
1204 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1205 }
1206}
1207
aliguori376253e2009-03-05 23:01:23 +00001208static void monitor_printc(Monitor *mon, int c)
bellard9307c4c2004-04-04 12:57:25 +00001209{
aliguori376253e2009-03-05 23:01:23 +00001210 monitor_printf(mon, "'");
bellard9307c4c2004-04-04 12:57:25 +00001211 switch(c) {
1212 case '\'':
aliguori376253e2009-03-05 23:01:23 +00001213 monitor_printf(mon, "\\'");
bellard9307c4c2004-04-04 12:57:25 +00001214 break;
1215 case '\\':
aliguori376253e2009-03-05 23:01:23 +00001216 monitor_printf(mon, "\\\\");
bellard9307c4c2004-04-04 12:57:25 +00001217 break;
1218 case '\n':
aliguori376253e2009-03-05 23:01:23 +00001219 monitor_printf(mon, "\\n");
bellard9307c4c2004-04-04 12:57:25 +00001220 break;
1221 case '\r':
aliguori376253e2009-03-05 23:01:23 +00001222 monitor_printf(mon, "\\r");
bellard9307c4c2004-04-04 12:57:25 +00001223 break;
1224 default:
1225 if (c >= 32 && c <= 126) {
aliguori376253e2009-03-05 23:01:23 +00001226 monitor_printf(mon, "%c", c);
bellard9307c4c2004-04-04 12:57:25 +00001227 } else {
aliguori376253e2009-03-05 23:01:23 +00001228 monitor_printf(mon, "\\x%02x", c);
bellard9307c4c2004-04-04 12:57:25 +00001229 }
1230 break;
1231 }
aliguori376253e2009-03-05 23:01:23 +00001232 monitor_printf(mon, "'");
bellard9307c4c2004-04-04 12:57:25 +00001233}
1234
aliguori376253e2009-03-05 23:01:23 +00001235static void memory_dump(Monitor *mon, int count, int format, int wsize,
Avi Kivitya8170e52012-10-23 12:30:10 +02001236 hwaddr addr, int is_physical)
bellard9307c4c2004-04-04 12:57:25 +00001237{
Blue Swirl23842aa2010-01-12 20:27:43 +00001238 int l, line_size, i, max_digits, len;
bellard9307c4c2004-04-04 12:57:25 +00001239 uint8_t buf[16];
1240 uint64_t v;
1241
1242 if (format == 'i') {
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001243 int flags = 0;
bellard9307c4c2004-04-04 12:57:25 +00001244#ifdef TARGET_I386
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001245 CPUArchState *env = mon_get_cpu_env();
bellard4c27ba22004-04-25 18:05:08 +00001246 if (wsize == 2) {
bellard9307c4c2004-04-04 12:57:25 +00001247 flags = 1;
bellard4c27ba22004-04-25 18:05:08 +00001248 } else if (wsize == 4) {
1249 flags = 0;
1250 } else {
bellard6a15fd12006-04-12 21:07:07 +00001251 /* as default we use the current CS size */
bellard4c27ba22004-04-25 18:05:08 +00001252 flags = 0;
bellard6a15fd12006-04-12 21:07:07 +00001253 if (env) {
1254#ifdef TARGET_X86_64
ths5fafdf22007-09-16 21:08:06 +00001255 if ((env->efer & MSR_EFER_LMA) &&
bellard6a15fd12006-04-12 21:07:07 +00001256 (env->segs[R_CS].flags & DESC_L_MASK))
1257 flags = 2;
1258 else
1259#endif
1260 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1261 flags = 1;
1262 }
bellard4c27ba22004-04-25 18:05:08 +00001263 }
1264#endif
Tom Musta1c38f842014-04-09 14:53:24 -05001265#ifdef TARGET_PPC
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001266 CPUArchState *env = mon_get_cpu_env();
Tom Musta1c38f842014-04-09 14:53:24 -05001267 flags = msr_le << 16;
1268 flags |= env->bfd_mach;
1269#endif
Peter Crosthwaited49190c2015-05-24 14:20:41 -07001270 monitor_disas(mon, mon_get_cpu(), addr, count, is_physical, flags);
bellard9307c4c2004-04-04 12:57:25 +00001271 return;
1272 }
1273
1274 len = wsize * count;
1275 if (wsize == 1)
1276 line_size = 8;
1277 else
1278 line_size = 16;
bellard9307c4c2004-04-04 12:57:25 +00001279 max_digits = 0;
1280
1281 switch(format) {
1282 case 'o':
1283 max_digits = (wsize * 8 + 2) / 3;
1284 break;
1285 default:
1286 case 'x':
1287 max_digits = (wsize * 8) / 4;
1288 break;
1289 case 'u':
1290 case 'd':
1291 max_digits = (wsize * 8 * 10 + 32) / 33;
1292 break;
1293 case 'c':
1294 wsize = 1;
1295 break;
1296 }
1297
1298 while (len > 0) {
blueswir17743e582007-09-24 18:39:04 +00001299 if (is_physical)
aliguori376253e2009-03-05 23:01:23 +00001300 monitor_printf(mon, TARGET_FMT_plx ":", addr);
blueswir17743e582007-09-24 18:39:04 +00001301 else
aliguori376253e2009-03-05 23:01:23 +00001302 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
bellard9307c4c2004-04-04 12:57:25 +00001303 l = len;
1304 if (l > line_size)
1305 l = line_size;
1306 if (is_physical) {
Stefan Weil54f7b4a2011-04-10 18:23:39 +02001307 cpu_physical_memory_read(addr, buf, l);
bellard9307c4c2004-04-04 12:57:25 +00001308 } else {
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07001309 if (cpu_memory_rw_debug(mon_get_cpu(), addr, buf, l, 0) < 0) {
aliguori376253e2009-03-05 23:01:23 +00001310 monitor_printf(mon, " Cannot access memory\n");
aliguoric8f79b62008-08-18 14:00:20 +00001311 break;
1312 }
bellard9307c4c2004-04-04 12:57:25 +00001313 }
ths5fafdf22007-09-16 21:08:06 +00001314 i = 0;
bellard9307c4c2004-04-04 12:57:25 +00001315 while (i < l) {
1316 switch(wsize) {
1317 default:
1318 case 1:
Peter Maydell24e60302015-01-20 15:19:32 +00001319 v = ldub_p(buf + i);
bellard9307c4c2004-04-04 12:57:25 +00001320 break;
1321 case 2:
Peter Maydell24e60302015-01-20 15:19:32 +00001322 v = lduw_p(buf + i);
bellard9307c4c2004-04-04 12:57:25 +00001323 break;
1324 case 4:
Peter Maydell24e60302015-01-20 15:19:32 +00001325 v = (uint32_t)ldl_p(buf + i);
bellard9307c4c2004-04-04 12:57:25 +00001326 break;
1327 case 8:
Peter Maydell24e60302015-01-20 15:19:32 +00001328 v = ldq_p(buf + i);
bellard9307c4c2004-04-04 12:57:25 +00001329 break;
1330 }
aliguori376253e2009-03-05 23:01:23 +00001331 monitor_printf(mon, " ");
bellard9307c4c2004-04-04 12:57:25 +00001332 switch(format) {
1333 case 'o':
aliguori376253e2009-03-05 23:01:23 +00001334 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
bellard9307c4c2004-04-04 12:57:25 +00001335 break;
1336 case 'x':
aliguori376253e2009-03-05 23:01:23 +00001337 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
bellard9307c4c2004-04-04 12:57:25 +00001338 break;
1339 case 'u':
aliguori376253e2009-03-05 23:01:23 +00001340 monitor_printf(mon, "%*" PRIu64, max_digits, v);
bellard9307c4c2004-04-04 12:57:25 +00001341 break;
1342 case 'd':
aliguori376253e2009-03-05 23:01:23 +00001343 monitor_printf(mon, "%*" PRId64, max_digits, v);
bellard9307c4c2004-04-04 12:57:25 +00001344 break;
1345 case 'c':
aliguori376253e2009-03-05 23:01:23 +00001346 monitor_printc(mon, v);
bellard9307c4c2004-04-04 12:57:25 +00001347 break;
1348 }
1349 i += wsize;
1350 }
aliguori376253e2009-03-05 23:01:23 +00001351 monitor_printf(mon, "\n");
bellard9307c4c2004-04-04 12:57:25 +00001352 addr += l;
1353 len -= l;
1354 }
1355}
1356
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001357static void hmp_memory_dump(Monitor *mon, const QDict *qdict)
bellard9307c4c2004-04-04 12:57:25 +00001358{
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001359 int count = qdict_get_int(qdict, "count");
1360 int format = qdict_get_int(qdict, "format");
1361 int size = qdict_get_int(qdict, "size");
1362 target_long addr = qdict_get_int(qdict, "addr");
1363
aliguori376253e2009-03-05 23:01:23 +00001364 memory_dump(mon, count, format, size, addr, 0);
bellard9307c4c2004-04-04 12:57:25 +00001365}
1366
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001367static void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict)
bellard9307c4c2004-04-04 12:57:25 +00001368{
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001369 int count = qdict_get_int(qdict, "count");
1370 int format = qdict_get_int(qdict, "format");
1371 int size = qdict_get_int(qdict, "size");
Avi Kivitya8170e52012-10-23 12:30:10 +02001372 hwaddr addr = qdict_get_int(qdict, "addr");
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001373
aliguori376253e2009-03-05 23:01:23 +00001374 memory_dump(mon, count, format, size, addr, 1);
bellard9307c4c2004-04-04 12:57:25 +00001375}
1376
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001377static void do_print(Monitor *mon, const QDict *qdict)
bellard9307c4c2004-04-04 12:57:25 +00001378{
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001379 int format = qdict_get_int(qdict, "format");
Avi Kivitya8170e52012-10-23 12:30:10 +02001380 hwaddr val = qdict_get_int(qdict, "val");
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001381
bellard9307c4c2004-04-04 12:57:25 +00001382 switch(format) {
1383 case 'o':
Avi Kivitya8170e52012-10-23 12:30:10 +02001384 monitor_printf(mon, "%#" HWADDR_PRIo, val);
bellard9307c4c2004-04-04 12:57:25 +00001385 break;
1386 case 'x':
Avi Kivitya8170e52012-10-23 12:30:10 +02001387 monitor_printf(mon, "%#" HWADDR_PRIx, val);
bellard9307c4c2004-04-04 12:57:25 +00001388 break;
1389 case 'u':
Avi Kivitya8170e52012-10-23 12:30:10 +02001390 monitor_printf(mon, "%" HWADDR_PRIu, val);
bellard9307c4c2004-04-04 12:57:25 +00001391 break;
1392 default:
1393 case 'd':
Avi Kivitya8170e52012-10-23 12:30:10 +02001394 monitor_printf(mon, "%" HWADDR_PRId, val);
bellard9307c4c2004-04-04 12:57:25 +00001395 break;
1396 case 'c':
aliguori376253e2009-03-05 23:01:23 +00001397 monitor_printc(mon, val);
bellard9307c4c2004-04-04 12:57:25 +00001398 break;
1399 }
aliguori376253e2009-03-05 23:01:23 +00001400 monitor_printf(mon, "\n");
bellard9307c4c2004-04-04 12:57:25 +00001401}
1402
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001403static void hmp_sum(Monitor *mon, const QDict *qdict)
bellarde4cf1ad2005-06-04 20:15:57 +00001404{
1405 uint32_t addr;
bellarde4cf1ad2005-06-04 20:15:57 +00001406 uint16_t sum;
Luiz Capitulinof18c16d2009-08-28 15:27:14 -03001407 uint32_t start = qdict_get_int(qdict, "start");
1408 uint32_t size = qdict_get_int(qdict, "size");
bellarde4cf1ad2005-06-04 20:15:57 +00001409
1410 sum = 0;
1411 for(addr = start; addr < (start + size); addr++) {
Peter Maydell42874d32015-04-26 16:49:24 +01001412 uint8_t val = address_space_ldub(&address_space_memory, addr,
1413 MEMTXATTRS_UNSPECIFIED, NULL);
bellarde4cf1ad2005-06-04 20:15:57 +00001414 /* BSD sum algorithm ('sum' Unix command) */
1415 sum = (sum >> 1) | (sum << 15);
Stefan Weil54f7b4a2011-04-10 18:23:39 +02001416 sum += val;
bellarde4cf1ad2005-06-04 20:15:57 +00001417 }
aliguori376253e2009-03-05 23:01:23 +00001418 monitor_printf(mon, "%05d\n", sum);
bellarde4cf1ad2005-06-04 20:15:57 +00001419}
1420
bellard13224a82006-07-14 22:03:35 +00001421static int mouse_button_state;
1422
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001423static void hmp_mouse_move(Monitor *mon, const QDict *qdict)
bellard13224a82006-07-14 22:03:35 +00001424{
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001425 int dx, dy, dz, button;
Luiz Capitulino1d4daa92009-08-28 15:27:15 -03001426 const char *dx_str = qdict_get_str(qdict, "dx_str");
1427 const char *dy_str = qdict_get_str(qdict, "dy_str");
1428 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001429
bellard13224a82006-07-14 22:03:35 +00001430 dx = strtol(dx_str, NULL, 0);
1431 dy = strtol(dy_str, NULL, 0);
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001432 qemu_input_queue_rel(NULL, INPUT_AXIS_X, dx);
1433 qemu_input_queue_rel(NULL, INPUT_AXIS_Y, dy);
1434
1435 if (dz_str) {
bellard13224a82006-07-14 22:03:35 +00001436 dz = strtol(dz_str, NULL, 0);
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001437 if (dz != 0) {
Gerd Hoffmannf22d0af2016-01-12 12:14:12 +01001438 button = (dz > 0) ? INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001439 qemu_input_queue_btn(NULL, button, true);
1440 qemu_input_event_sync();
1441 qemu_input_queue_btn(NULL, button, false);
1442 }
1443 }
1444 qemu_input_event_sync();
bellard13224a82006-07-14 22:03:35 +00001445}
1446
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001447static void hmp_mouse_button(Monitor *mon, const QDict *qdict)
bellard13224a82006-07-14 22:03:35 +00001448{
Eric Blake7fb1cf12015-11-18 01:52:57 -07001449 static uint32_t bmap[INPUT_BUTTON__MAX] = {
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001450 [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON,
1451 [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON,
1452 [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON,
1453 };
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001454 int button_state = qdict_get_int(qdict, "button_state");
Gerd Hoffmannc751a742013-12-04 15:02:28 +01001455
1456 if (mouse_button_state == button_state) {
1457 return;
1458 }
1459 qemu_input_update_buttons(NULL, bmap, mouse_button_state, button_state);
1460 qemu_input_event_sync();
bellard13224a82006-07-14 22:03:35 +00001461 mouse_button_state = button_state;
bellard13224a82006-07-14 22:03:35 +00001462}
1463
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001464static void hmp_ioport_read(Monitor *mon, const QDict *qdict)
bellard34405572004-06-08 00:55:58 +00001465{
Luiz Capitulinoaa93e392009-08-28 15:27:18 -03001466 int size = qdict_get_int(qdict, "size");
1467 int addr = qdict_get_int(qdict, "addr");
1468 int has_index = qdict_haskey(qdict, "index");
bellard34405572004-06-08 00:55:58 +00001469 uint32_t val;
1470 int suffix;
1471
1472 if (has_index) {
Luiz Capitulinoaa93e392009-08-28 15:27:18 -03001473 int index = qdict_get_int(qdict, "index");
Blue Swirlafcea8c2009-09-20 16:05:47 +00001474 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
bellard34405572004-06-08 00:55:58 +00001475 addr++;
1476 }
1477 addr &= 0xffff;
1478
1479 switch(size) {
1480 default:
1481 case 1:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001482 val = cpu_inb(addr);
bellard34405572004-06-08 00:55:58 +00001483 suffix = 'b';
1484 break;
1485 case 2:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001486 val = cpu_inw(addr);
bellard34405572004-06-08 00:55:58 +00001487 suffix = 'w';
1488 break;
1489 case 4:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001490 val = cpu_inl(addr);
bellard34405572004-06-08 00:55:58 +00001491 suffix = 'l';
1492 break;
1493 }
aliguori376253e2009-03-05 23:01:23 +00001494 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1495 suffix, addr, size * 2, val);
bellard34405572004-06-08 00:55:58 +00001496}
bellarda3a91a32004-06-04 11:06:21 +00001497
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001498static void hmp_ioport_write(Monitor *mon, const QDict *qdict)
Jan Kiszkaf1147842009-07-14 10:20:11 +02001499{
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001500 int size = qdict_get_int(qdict, "size");
1501 int addr = qdict_get_int(qdict, "addr");
1502 int val = qdict_get_int(qdict, "val");
1503
Jan Kiszkaf1147842009-07-14 10:20:11 +02001504 addr &= IOPORTS_MASK;
1505
1506 switch (size) {
1507 default:
1508 case 1:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001509 cpu_outb(addr, val);
Jan Kiszkaf1147842009-07-14 10:20:11 +02001510 break;
1511 case 2:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001512 cpu_outw(addr, val);
Jan Kiszkaf1147842009-07-14 10:20:11 +02001513 break;
1514 case 4:
Blue Swirlafcea8c2009-09-20 16:05:47 +00001515 cpu_outl(addr, val);
Jan Kiszkaf1147842009-07-14 10:20:11 +02001516 break;
1517 }
1518}
1519
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001520static void hmp_boot_set(Monitor *mon, const QDict *qdict)
aurel320ecdffb2008-05-04 20:11:34 +00001521{
Gongleif1839932014-12-03 18:20:58 +00001522 Error *local_err = NULL;
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001523 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
aurel320ecdffb2008-05-04 20:11:34 +00001524
Gongleif1839932014-12-03 18:20:58 +00001525 qemu_boot_set(bootdevice, &local_err);
1526 if (local_err) {
Markus Armbruster193227f2015-12-18 16:35:06 +01001527 error_report_err(local_err);
aurel320ecdffb2008-05-04 20:11:34 +00001528 } else {
Gongleif1839932014-12-03 18:20:58 +00001529 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
aurel320ecdffb2008-05-04 20:11:34 +00001530 }
1531}
1532
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001533static void hmp_info_mtree(Monitor *mon, const QDict *qdict)
Blue Swirl314e2982011-09-11 20:22:05 +00001534{
1535 mtree_info((fprintf_function)monitor_printf, mon);
1536}
1537
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001538static void hmp_info_numa(Monitor *mon, const QDict *qdict)
aliguori030ea372009-04-21 22:30:47 +00001539{
aliguorib28b6232009-04-22 20:20:29 +00001540 int i;
Andreas Färber1b1ed8d2012-12-17 04:22:03 +01001541 CPUState *cpu;
zhanghailiang5b009e42014-11-04 19:49:30 +08001542 uint64_t *node_mem;
aliguori030ea372009-04-21 22:30:47 +00001543
zhanghailiang5b009e42014-11-04 19:49:30 +08001544 node_mem = g_new0(uint64_t, nb_numa_nodes);
1545 query_numa_node_mem(node_mem);
aliguori030ea372009-04-21 22:30:47 +00001546 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1547 for (i = 0; i < nb_numa_nodes; i++) {
1548 monitor_printf(mon, "node %d cpus:", i);
Andreas Färberbdc44642013-06-24 23:50:24 +02001549 CPU_FOREACH(cpu) {
Andreas Färber1b1ed8d2012-12-17 04:22:03 +01001550 if (cpu->numa_node == i) {
Andreas Färber55e5c282012-12-17 06:18:02 +01001551 monitor_printf(mon, " %d", cpu->cpu_index);
aliguori030ea372009-04-21 22:30:47 +00001552 }
1553 }
1554 monitor_printf(mon, "\n");
1555 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
zhanghailiang5b009e42014-11-04 19:49:30 +08001556 node_mem[i] >> 20);
aliguori030ea372009-04-21 22:30:47 +00001557 }
zhanghailiang5b009e42014-11-04 19:49:30 +08001558 g_free(node_mem);
aliguori030ea372009-04-21 22:30:47 +00001559}
1560
bellard5f1ce942006-02-08 22:40:15 +00001561#ifdef CONFIG_PROFILER
1562
Alexey Kardashevskiy89d5cbd2015-03-16 14:57:38 +11001563int64_t tcg_time;
Aurelien Jarnoe9a66252009-09-30 14:09:52 +02001564int64_t dev_time;
1565
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001566static void hmp_info_profile(Monitor *mon, const QDict *qdict)
bellard5f1ce942006-02-08 22:40:15 +00001567{
aliguori376253e2009-03-05 23:01:23 +00001568 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
Rutuja Shah73bcb242016-03-21 21:32:30 +05301569 dev_time, dev_time / (double)NANOSECONDS_PER_SECOND);
aliguori376253e2009-03-05 23:01:23 +00001570 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
Rutuja Shah73bcb242016-03-21 21:32:30 +05301571 tcg_time, tcg_time / (double)NANOSECONDS_PER_SECOND);
Alexey Kardashevskiy89d5cbd2015-03-16 14:57:38 +11001572 tcg_time = 0;
bellard5f1ce942006-02-08 22:40:15 +00001573 dev_time = 0;
bellard5f1ce942006-02-08 22:40:15 +00001574}
1575#else
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001576static void hmp_info_profile(Monitor *mon, const QDict *qdict)
bellard5f1ce942006-02-08 22:40:15 +00001577{
aliguori376253e2009-03-05 23:01:23 +00001578 monitor_printf(mon, "Internal profiler not compiled\n");
bellard5f1ce942006-02-08 22:40:15 +00001579}
1580#endif
1581
bellardec36b692006-07-16 18:57:03 +00001582/* Capture support */
Blue Swirl72cf2d42009-09-12 07:36:22 +00001583static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
bellardec36b692006-07-16 18:57:03 +00001584
Markus Armbruster1ce6be22015-02-06 14:18:24 +01001585static void hmp_info_capture(Monitor *mon, const QDict *qdict)
bellardec36b692006-07-16 18:57:03 +00001586{
1587 int i;
1588 CaptureState *s;
1589
1590 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
aliguori376253e2009-03-05 23:01:23 +00001591 monitor_printf(mon, "[%d]: ", i);
bellardec36b692006-07-16 18:57:03 +00001592 s->ops.info (s->opaque);
1593 }
1594}
1595
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001596static void hmp_stopcapture(Monitor *mon, const QDict *qdict)
bellardec36b692006-07-16 18:57:03 +00001597{
1598 int i;
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001599 int n = qdict_get_int(qdict, "n");
bellardec36b692006-07-16 18:57:03 +00001600 CaptureState *s;
1601
1602 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1603 if (i == n) {
1604 s->ops.destroy (s->opaque);
Blue Swirl72cf2d42009-09-12 07:36:22 +00001605 QLIST_REMOVE (s, entries);
Anthony Liguori7267c092011-08-20 22:09:37 -05001606 g_free (s);
bellardec36b692006-07-16 18:57:03 +00001607 return;
1608 }
1609 }
1610}
1611
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001612static void hmp_wavcapture(Monitor *mon, const QDict *qdict)
bellardec36b692006-07-16 18:57:03 +00001613{
Luiz Capitulinoc1925482009-08-28 15:27:19 -03001614 const char *path = qdict_get_str(qdict, "path");
1615 int has_freq = qdict_haskey(qdict, "freq");
1616 int freq = qdict_get_try_int(qdict, "freq", -1);
1617 int has_bits = qdict_haskey(qdict, "bits");
1618 int bits = qdict_get_try_int(qdict, "bits", -1);
1619 int has_channels = qdict_haskey(qdict, "nchannels");
1620 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
bellardec36b692006-07-16 18:57:03 +00001621 CaptureState *s;
1622
Anthony Liguori7267c092011-08-20 22:09:37 -05001623 s = g_malloc0 (sizeof (*s));
bellardec36b692006-07-16 18:57:03 +00001624
1625 freq = has_freq ? freq : 44100;
1626 bits = has_bits ? bits : 16;
1627 nchannels = has_channels ? nchannels : 2;
1628
1629 if (wav_start_capture (s, path, freq, bits, nchannels)) {
Isaku Yamahatad00b2612011-01-21 19:53:55 +09001630 monitor_printf(mon, "Failed to add wave capture\n");
Anthony Liguori7267c092011-08-20 22:09:37 -05001631 g_free (s);
Isaku Yamahatad00b2612011-01-21 19:53:55 +09001632 return;
bellardec36b692006-07-16 18:57:03 +00001633 }
Blue Swirl72cf2d42009-09-12 07:36:22 +00001634 QLIST_INSERT_HEAD (&capture_head, s, entries);
bellardec36b692006-07-16 18:57:03 +00001635}
bellardec36b692006-07-16 18:57:03 +00001636
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001637static qemu_acl *find_acl(Monitor *mon, const char *name)
aliguori76655d62009-03-06 20:27:37 +00001638{
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001639 qemu_acl *acl = qemu_acl_find(name);
aliguori76655d62009-03-06 20:27:37 +00001640
aliguori76655d62009-03-06 20:27:37 +00001641 if (!acl) {
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001642 monitor_printf(mon, "acl: unknown list '%s'\n", name);
aliguori76655d62009-03-06 20:27:37 +00001643 }
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001644 return acl;
1645}
aliguori76655d62009-03-06 20:27:37 +00001646
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001647static void hmp_acl_show(Monitor *mon, const QDict *qdict)
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001648{
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001649 const char *aclname = qdict_get_str(qdict, "aclname");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001650 qemu_acl *acl = find_acl(mon, aclname);
1651 qemu_acl_entry *entry;
1652 int i = 0;
1653
1654 if (acl) {
aliguori28a76be2009-03-06 20:27:40 +00001655 monitor_printf(mon, "policy: %s\n",
aliguori76655d62009-03-06 20:27:37 +00001656 acl->defaultDeny ? "deny" : "allow");
Blue Swirl72cf2d42009-09-12 07:36:22 +00001657 QTAILQ_FOREACH(entry, &acl->entries, next) {
aliguori28a76be2009-03-06 20:27:40 +00001658 i++;
1659 monitor_printf(mon, "%d: %s %s\n", i,
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001660 entry->deny ? "deny" : "allow", entry->match);
aliguori28a76be2009-03-06 20:27:40 +00001661 }
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001662 }
1663}
1664
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001665static void hmp_acl_reset(Monitor *mon, const QDict *qdict)
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001666{
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001667 const char *aclname = qdict_get_str(qdict, "aclname");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001668 qemu_acl *acl = find_acl(mon, aclname);
1669
1670 if (acl) {
aliguori28a76be2009-03-06 20:27:40 +00001671 qemu_acl_reset(acl);
1672 monitor_printf(mon, "acl: removed all rules\n");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001673 }
1674}
aliguori76655d62009-03-06 20:27:37 +00001675
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001676static void hmp_acl_policy(Monitor *mon, const QDict *qdict)
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001677{
Luiz Capitulinof18c16d2009-08-28 15:27:14 -03001678 const char *aclname = qdict_get_str(qdict, "aclname");
1679 const char *policy = qdict_get_str(qdict, "policy");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001680 qemu_acl *acl = find_acl(mon, aclname);
1681
1682 if (acl) {
1683 if (strcmp(policy, "allow") == 0) {
aliguori28a76be2009-03-06 20:27:40 +00001684 acl->defaultDeny = 0;
1685 monitor_printf(mon, "acl: policy set to 'allow'\n");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001686 } else if (strcmp(policy, "deny") == 0) {
aliguori28a76be2009-03-06 20:27:40 +00001687 acl->defaultDeny = 1;
1688 monitor_printf(mon, "acl: policy set to 'deny'\n");
1689 } else {
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001690 monitor_printf(mon, "acl: unknown policy '%s', "
1691 "expected 'deny' or 'allow'\n", policy);
aliguori28a76be2009-03-06 20:27:40 +00001692 }
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001693 }
1694}
aliguori76655d62009-03-06 20:27:37 +00001695
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001696static void hmp_acl_add(Monitor *mon, const QDict *qdict)
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001697{
Luiz Capitulino1bd14422009-08-28 15:27:17 -03001698 const char *aclname = qdict_get_str(qdict, "aclname");
1699 const char *match = qdict_get_str(qdict, "match");
1700 const char *policy = qdict_get_str(qdict, "policy");
1701 int has_index = qdict_haskey(qdict, "index");
1702 int index = qdict_get_try_int(qdict, "index", -1);
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001703 qemu_acl *acl = find_acl(mon, aclname);
1704 int deny, ret;
1705
1706 if (acl) {
1707 if (strcmp(policy, "allow") == 0) {
1708 deny = 0;
1709 } else if (strcmp(policy, "deny") == 0) {
1710 deny = 1;
1711 } else {
1712 monitor_printf(mon, "acl: unknown policy '%s', "
1713 "expected 'deny' or 'allow'\n", policy);
aliguori28a76be2009-03-06 20:27:40 +00001714 return;
1715 }
aliguori28a76be2009-03-06 20:27:40 +00001716 if (has_index)
1717 ret = qemu_acl_insert(acl, deny, match, index);
1718 else
1719 ret = qemu_acl_append(acl, deny, match);
1720 if (ret < 0)
1721 monitor_printf(mon, "acl: unable to add acl entry\n");
1722 else
1723 monitor_printf(mon, "acl: added rule at position %d\n", ret);
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001724 }
1725}
aliguori76655d62009-03-06 20:27:37 +00001726
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001727static void hmp_acl_remove(Monitor *mon, const QDict *qdict)
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001728{
Luiz Capitulinof18c16d2009-08-28 15:27:14 -03001729 const char *aclname = qdict_get_str(qdict, "aclname");
1730 const char *match = qdict_get_str(qdict, "match");
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001731 qemu_acl *acl = find_acl(mon, aclname);
1732 int ret;
aliguori76655d62009-03-06 20:27:37 +00001733
Jan Kiszka15dfcd42009-06-25 08:22:08 +02001734 if (acl) {
aliguori28a76be2009-03-06 20:27:40 +00001735 ret = qemu_acl_remove(acl, match);
1736 if (ret < 0)
1737 monitor_printf(mon, "acl: no matching acl entry\n");
1738 else
1739 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
aliguori76655d62009-03-06 20:27:37 +00001740 }
1741}
1742
Corey Bryant208c9d12012-06-22 14:36:09 -04001743void qmp_getfd(const char *fdname, Error **errp)
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001744{
Anthony Liguoric227f092009-10-01 16:12:16 -05001745 mon_fd_t *monfd;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001746 int fd;
1747
Corey Bryant208c9d12012-06-22 14:36:09 -04001748 fd = qemu_chr_fe_get_msgfd(cur_mon->chr);
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001749 if (fd == -1) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001750 error_setg(errp, QERR_FD_NOT_SUPPLIED);
Corey Bryant208c9d12012-06-22 14:36:09 -04001751 return;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001752 }
1753
1754 if (qemu_isdigit(fdname[0])) {
Stefan Hajnoczi0b9f0e22014-04-24 13:58:18 +02001755 close(fd);
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001756 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
1757 "a name not starting with a digit");
Corey Bryant208c9d12012-06-22 14:36:09 -04001758 return;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001759 }
1760
Corey Bryant208c9d12012-06-22 14:36:09 -04001761 QLIST_FOREACH(monfd, &cur_mon->fds, next) {
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001762 if (strcmp(monfd->name, fdname) != 0) {
1763 continue;
1764 }
1765
1766 close(monfd->fd);
1767 monfd->fd = fd;
Corey Bryant208c9d12012-06-22 14:36:09 -04001768 return;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001769 }
1770
Anthony Liguori7267c092011-08-20 22:09:37 -05001771 monfd = g_malloc0(sizeof(mon_fd_t));
1772 monfd->name = g_strdup(fdname);
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001773 monfd->fd = fd;
1774
Corey Bryant208c9d12012-06-22 14:36:09 -04001775 QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next);
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001776}
1777
Corey Bryant208c9d12012-06-22 14:36:09 -04001778void qmp_closefd(const char *fdname, Error **errp)
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001779{
Anthony Liguoric227f092009-10-01 16:12:16 -05001780 mon_fd_t *monfd;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001781
Corey Bryant208c9d12012-06-22 14:36:09 -04001782 QLIST_FOREACH(monfd, &cur_mon->fds, next) {
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001783 if (strcmp(monfd->name, fdname) != 0) {
1784 continue;
1785 }
1786
Blue Swirl72cf2d42009-09-12 07:36:22 +00001787 QLIST_REMOVE(monfd, next);
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001788 close(monfd->fd);
Anthony Liguori7267c092011-08-20 22:09:37 -05001789 g_free(monfd->name);
1790 g_free(monfd);
Corey Bryant208c9d12012-06-22 14:36:09 -04001791 return;
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001792 }
1793
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001794 error_setg(errp, QERR_FD_NOT_FOUND, fdname);
Mark McLoughlinf07918f2009-07-22 09:11:40 +01001795}
1796
Markus Armbruster3e5a50d2015-02-06 13:55:43 +01001797static void hmp_loadvm(Monitor *mon, const QDict *qdict)
Juan Quintelac8d41b22009-08-20 19:42:21 +02001798{
Luiz Capitulino13548692011-07-29 15:36:43 -03001799 int saved_vm_running = runstate_is_running();
Luiz Capitulinod54908a2009-08-28 15:27:13 -03001800 const char *name = qdict_get_str(qdict, "name");
Juan Quintelac8d41b22009-08-20 19:42:21 +02001801
Luiz Capitulino0461d5a2011-09-30 14:45:27 -03001802 vm_stop(RUN_STATE_RESTORE_VM);
Juan Quintelac8d41b22009-08-20 19:42:21 +02001803
Miguel Di Ciurcio Filhof0aa7a82010-07-19 15:25:01 -03001804 if (load_vmstate(name) == 0 && saved_vm_running) {
Juan Quintelac8d41b22009-08-20 19:42:21 +02001805 vm_start();
Miguel Di Ciurcio Filhof0aa7a82010-07-19 15:25:01 -03001806 }
Juan Quintelac8d41b22009-08-20 19:42:21 +02001807}
1808
Paolo Bonzinia9940fc2012-09-20 16:50:32 +02001809int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
Mark McLoughlin7768e042009-07-22 09:11:41 +01001810{
Anthony Liguoric227f092009-10-01 16:12:16 -05001811 mon_fd_t *monfd;
Mark McLoughlin7768e042009-07-22 09:11:41 +01001812
Blue Swirl72cf2d42009-09-12 07:36:22 +00001813 QLIST_FOREACH(monfd, &mon->fds, next) {
Mark McLoughlin7768e042009-07-22 09:11:41 +01001814 int fd;
1815
1816 if (strcmp(monfd->name, fdname) != 0) {
1817 continue;
1818 }
1819
1820 fd = monfd->fd;
1821
1822 /* caller takes ownership of fd */
Blue Swirl72cf2d42009-09-12 07:36:22 +00001823 QLIST_REMOVE(monfd, next);
Anthony Liguori7267c092011-08-20 22:09:37 -05001824 g_free(monfd->name);
1825 g_free(monfd);
Mark McLoughlin7768e042009-07-22 09:11:41 +01001826
1827 return fd;
1828 }
1829
Paolo Bonzinia9940fc2012-09-20 16:50:32 +02001830 error_setg(errp, "File descriptor named '%s' has not been found", fdname);
Mark McLoughlin7768e042009-07-22 09:11:41 +01001831 return -1;
1832}
1833
Corey Bryantba1c0482012-08-14 16:43:43 -04001834static void monitor_fdset_cleanup(MonFdset *mon_fdset)
1835{
1836 MonFdsetFd *mon_fdset_fd;
1837 MonFdsetFd *mon_fdset_fd_next;
1838
1839 QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) {
Corey Bryantebe52b52012-10-18 15:19:33 -04001840 if ((mon_fdset_fd->removed ||
1841 (QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) &&
1842 runstate_is_running()) {
Corey Bryantba1c0482012-08-14 16:43:43 -04001843 close(mon_fdset_fd->fd);
1844 g_free(mon_fdset_fd->opaque);
1845 QLIST_REMOVE(mon_fdset_fd, next);
1846 g_free(mon_fdset_fd);
1847 }
1848 }
1849
Corey Bryantadb696f2012-08-14 16:43:47 -04001850 if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) {
Corey Bryantba1c0482012-08-14 16:43:43 -04001851 QLIST_REMOVE(mon_fdset, next);
1852 g_free(mon_fdset);
1853 }
1854}
1855
Corey Bryantefb87c12012-08-14 16:43:48 -04001856static void monitor_fdsets_cleanup(void)
1857{
1858 MonFdset *mon_fdset;
1859 MonFdset *mon_fdset_next;
1860
1861 QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) {
1862 monitor_fdset_cleanup(mon_fdset);
1863 }
1864}
1865
Corey Bryantba1c0482012-08-14 16:43:43 -04001866AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque,
1867 const char *opaque, Error **errp)
1868{
1869 int fd;
1870 Monitor *mon = cur_mon;
Corey Bryantba1c0482012-08-14 16:43:43 -04001871 AddfdInfo *fdinfo;
1872
1873 fd = qemu_chr_fe_get_msgfd(mon->chr);
1874 if (fd == -1) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001875 error_setg(errp, QERR_FD_NOT_SUPPLIED);
Corey Bryantba1c0482012-08-14 16:43:43 -04001876 goto error;
1877 }
1878
Corey Bryante446f702012-10-18 15:19:32 -04001879 fdinfo = monitor_fdset_add_fd(fd, has_fdset_id, fdset_id,
1880 has_opaque, opaque, errp);
1881 if (fdinfo) {
1882 return fdinfo;
Corey Bryant9ac54af2012-10-18 15:19:31 -04001883 }
1884
Corey Bryantba1c0482012-08-14 16:43:43 -04001885error:
1886 if (fd != -1) {
1887 close(fd);
1888 }
1889 return NULL;
1890}
1891
1892void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp)
1893{
1894 MonFdset *mon_fdset;
1895 MonFdsetFd *mon_fdset_fd;
1896 char fd_str[60];
1897
1898 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
1899 if (mon_fdset->id != fdset_id) {
1900 continue;
1901 }
1902 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
1903 if (has_fd) {
1904 if (mon_fdset_fd->fd != fd) {
1905 continue;
1906 }
1907 mon_fdset_fd->removed = true;
1908 break;
1909 } else {
1910 mon_fdset_fd->removed = true;
1911 }
1912 }
1913 if (has_fd && !mon_fdset_fd) {
1914 goto error;
1915 }
1916 monitor_fdset_cleanup(mon_fdset);
1917 return;
1918 }
1919
1920error:
1921 if (has_fd) {
1922 snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64,
1923 fdset_id, fd);
1924 } else {
1925 snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id);
1926 }
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001927 error_setg(errp, QERR_FD_NOT_FOUND, fd_str);
Corey Bryantba1c0482012-08-14 16:43:43 -04001928}
1929
1930FdsetInfoList *qmp_query_fdsets(Error **errp)
1931{
1932 MonFdset *mon_fdset;
1933 MonFdsetFd *mon_fdset_fd;
1934 FdsetInfoList *fdset_list = NULL;
1935
1936 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
1937 FdsetInfoList *fdset_info = g_malloc0(sizeof(*fdset_info));
1938 FdsetFdInfoList *fdsetfd_list = NULL;
1939
1940 fdset_info->value = g_malloc0(sizeof(*fdset_info->value));
1941 fdset_info->value->fdset_id = mon_fdset->id;
1942
1943 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
1944 FdsetFdInfoList *fdsetfd_info;
1945
1946 fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info));
1947 fdsetfd_info->value = g_malloc0(sizeof(*fdsetfd_info->value));
1948 fdsetfd_info->value->fd = mon_fdset_fd->fd;
1949 if (mon_fdset_fd->opaque) {
1950 fdsetfd_info->value->has_opaque = true;
1951 fdsetfd_info->value->opaque = g_strdup(mon_fdset_fd->opaque);
1952 } else {
1953 fdsetfd_info->value->has_opaque = false;
1954 }
1955
1956 fdsetfd_info->next = fdsetfd_list;
1957 fdsetfd_list = fdsetfd_info;
1958 }
1959
1960 fdset_info->value->fds = fdsetfd_list;
1961
1962 fdset_info->next = fdset_list;
1963 fdset_list = fdset_info;
1964 }
1965
1966 return fdset_list;
1967}
1968
Corey Bryante446f702012-10-18 15:19:32 -04001969AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id,
1970 bool has_opaque, const char *opaque,
1971 Error **errp)
1972{
1973 MonFdset *mon_fdset = NULL;
1974 MonFdsetFd *mon_fdset_fd;
1975 AddfdInfo *fdinfo;
1976
1977 if (has_fdset_id) {
1978 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
1979 /* Break if match found or match impossible due to ordering by ID */
1980 if (fdset_id <= mon_fdset->id) {
1981 if (fdset_id < mon_fdset->id) {
1982 mon_fdset = NULL;
1983 }
1984 break;
1985 }
1986 }
1987 }
1988
1989 if (mon_fdset == NULL) {
1990 int64_t fdset_id_prev = -1;
1991 MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets);
1992
1993 if (has_fdset_id) {
1994 if (fdset_id < 0) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01001995 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
1996 "a non-negative value");
Corey Bryante446f702012-10-18 15:19:32 -04001997 return NULL;
1998 }
1999 /* Use specified fdset ID */
2000 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2001 mon_fdset_cur = mon_fdset;
2002 if (fdset_id < mon_fdset_cur->id) {
2003 break;
2004 }
2005 }
2006 } else {
2007 /* Use first available fdset ID */
2008 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2009 mon_fdset_cur = mon_fdset;
2010 if (fdset_id_prev == mon_fdset_cur->id - 1) {
2011 fdset_id_prev = mon_fdset_cur->id;
2012 continue;
2013 }
2014 break;
2015 }
2016 }
2017
2018 mon_fdset = g_malloc0(sizeof(*mon_fdset));
2019 if (has_fdset_id) {
2020 mon_fdset->id = fdset_id;
2021 } else {
2022 mon_fdset->id = fdset_id_prev + 1;
2023 }
2024
2025 /* The fdset list is ordered by fdset ID */
2026 if (!mon_fdset_cur) {
2027 QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next);
2028 } else if (mon_fdset->id < mon_fdset_cur->id) {
2029 QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next);
2030 } else {
2031 QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next);
2032 }
2033 }
2034
2035 mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd));
2036 mon_fdset_fd->fd = fd;
2037 mon_fdset_fd->removed = false;
2038 if (has_opaque) {
2039 mon_fdset_fd->opaque = g_strdup(opaque);
2040 }
2041 QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next);
2042
2043 fdinfo = g_malloc0(sizeof(*fdinfo));
2044 fdinfo->fdset_id = mon_fdset->id;
2045 fdinfo->fd = mon_fdset_fd->fd;
2046
2047 return fdinfo;
2048}
2049
Corey Bryantadb696f2012-08-14 16:43:47 -04002050int monitor_fdset_get_fd(int64_t fdset_id, int flags)
2051{
Blue Swirlb2dc64c2012-08-18 20:14:54 +00002052#ifndef _WIN32
Corey Bryantadb696f2012-08-14 16:43:47 -04002053 MonFdset *mon_fdset;
2054 MonFdsetFd *mon_fdset_fd;
2055 int mon_fd_flags;
2056
Corey Bryantadb696f2012-08-14 16:43:47 -04002057 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2058 if (mon_fdset->id != fdset_id) {
2059 continue;
2060 }
2061 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
2062 mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL);
2063 if (mon_fd_flags == -1) {
2064 return -1;
2065 }
2066
2067 if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) {
2068 return mon_fdset_fd->fd;
2069 }
2070 }
2071 errno = EACCES;
2072 return -1;
2073 }
2074#endif
2075
2076 errno = ENOENT;
2077 return -1;
2078}
2079
2080int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
2081{
2082 MonFdset *mon_fdset;
2083 MonFdsetFd *mon_fdset_fd_dup;
2084
2085 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2086 if (mon_fdset->id != fdset_id) {
2087 continue;
2088 }
2089 QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
2090 if (mon_fdset_fd_dup->fd == dup_fd) {
2091 return -1;
2092 }
2093 }
2094 mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup));
2095 mon_fdset_fd_dup->fd = dup_fd;
2096 QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next);
2097 return 0;
2098 }
2099 return -1;
2100}
2101
2102static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
2103{
2104 MonFdset *mon_fdset;
2105 MonFdsetFd *mon_fdset_fd_dup;
2106
2107 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2108 QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
2109 if (mon_fdset_fd_dup->fd == dup_fd) {
2110 if (remove) {
2111 QLIST_REMOVE(mon_fdset_fd_dup, next);
2112 if (QLIST_EMPTY(&mon_fdset->dup_fds)) {
2113 monitor_fdset_cleanup(mon_fdset);
2114 }
Michael S. Tsirkinb3dd1b82014-08-17 11:45:17 +02002115 return -1;
2116 } else {
2117 return mon_fdset->id;
Corey Bryantadb696f2012-08-14 16:43:47 -04002118 }
Corey Bryantadb696f2012-08-14 16:43:47 -04002119 }
2120 }
2121 }
2122 return -1;
2123}
2124
2125int monitor_fdset_dup_fd_find(int dup_fd)
2126{
2127 return monitor_fdset_dup_fd_find_remove(dup_fd, false);
2128}
2129
Michael S. Tsirkinb3dd1b82014-08-17 11:45:17 +02002130void monitor_fdset_dup_fd_remove(int dup_fd)
Corey Bryantadb696f2012-08-14 16:43:47 -04002131{
Michael S. Tsirkinb3dd1b82014-08-17 11:45:17 +02002132 monitor_fdset_dup_fd_find_remove(dup_fd, true);
Corey Bryantadb696f2012-08-14 16:43:47 -04002133}
2134
Markus Armbruster1677f4c2015-02-09 14:03:19 +01002135int monitor_fd_param(Monitor *mon, const char *fdname, Error **errp)
Laszlo Ersek59063662014-04-10 10:24:31 +02002136{
2137 int fd;
2138 Error *local_err = NULL;
2139
2140 if (!qemu_isdigit(fdname[0]) && mon) {
Paolo Bonzinia9940fc2012-09-20 16:50:32 +02002141 fd = monitor_get_fd(mon, fdname, &local_err);
Nicholas Bellingera96ed022012-08-21 20:52:07 +00002142 } else {
2143 fd = qemu_parse_fd(fdname);
Laszlo Ersek59063662014-04-10 10:24:31 +02002144 if (fd == -1) {
2145 error_setg(&local_err, "Invalid file descriptor number '%s'",
2146 fdname);
2147 }
2148 }
2149 if (local_err) {
2150 error_propagate(errp, local_err);
2151 assert(fd == -1);
2152 } else {
2153 assert(fd != -1);
Nicholas Bellingera96ed022012-08-21 20:52:07 +00002154 }
2155
2156 return fd;
2157}
2158
Luiz Capitulinoacd0a092010-09-30 16:00:22 -03002159/* Please update hmp-commands.hx when adding or changing commands */
Wayne Xia816f8922011-10-12 11:32:41 +08002160static mon_cmd_t info_cmds[] = {
Pavel Butsykinda76ee72015-09-10 18:38:58 +03002161#include "hmp-commands-info.h"
2162 { NULL, NULL, },
bellard9dc39cb2004-03-14 21:38:27 +00002163};
2164
Wenchao Xiaa13ced52013-01-14 14:06:28 +08002165/* mon_cmds and info_cmds would be sorted at runtime */
2166static mon_cmd_t mon_cmds[] = {
2167#include "hmp-commands.h"
2168 { NULL, NULL, },
2169};
2170
bellard9307c4c2004-04-04 12:57:25 +00002171/*******************************************************************/
2172
2173static const char *pch;
Peter Maydell6ab7e542013-02-20 15:21:09 +00002174static sigjmp_buf expr_env;
bellard9307c4c2004-04-04 12:57:25 +00002175
bellard9307c4c2004-04-04 12:57:25 +00002176
Stefan Weil9c3175c2013-08-22 21:30:09 +02002177static void GCC_FMT_ATTR(2, 3) QEMU_NORETURN
2178expr_error(Monitor *mon, const char *fmt, ...)
bellard9dc39cb2004-03-14 21:38:27 +00002179{
Fam Zheng277acfe2013-08-20 10:58:21 +08002180 va_list ap;
2181 va_start(ap, fmt);
2182 monitor_vprintf(mon, fmt, ap);
2183 monitor_printf(mon, "\n");
2184 va_end(ap);
Peter Maydell6ab7e542013-02-20 15:21:09 +00002185 siglongjmp(expr_env, 1);
bellard9307c4c2004-04-04 12:57:25 +00002186}
2187
Markus Armbruster09b94182010-01-20 13:07:30 +01002188/* return 0 if OK, -1 if not found */
bellard92a31b12005-02-10 22:00:52 +00002189static int get_monitor_def(target_long *pval, const char *name)
bellard9307c4c2004-04-04 12:57:25 +00002190{
Pavel Butsykinbf957282015-09-10 18:38:59 +03002191 const MonitorDef *md = target_monitor_defs();
bellard92a31b12005-02-10 22:00:52 +00002192 void *ptr;
Alexey Kardashevskiy0a9516c2015-11-12 14:44:23 +11002193 uint64_t tmp = 0;
2194 int ret;
bellard92a31b12005-02-10 22:00:52 +00002195
Pavel Butsykinbf957282015-09-10 18:38:59 +03002196 if (md == NULL) {
2197 return -1;
2198 }
2199
2200 for(; md->name != NULL; md++) {
bellard9307c4c2004-04-04 12:57:25 +00002201 if (compare_cmd(name, md->name)) {
2202 if (md->get_value) {
bellarde95c8d52004-09-30 22:22:08 +00002203 *pval = md->get_value(md, md->offset);
bellard9307c4c2004-04-04 12:57:25 +00002204 } else {
Peter Crosthwaite5bcda5f2015-05-24 14:20:40 -07002205 CPUArchState *env = mon_get_cpu_env();
bellard6a00d602005-11-21 23:25:50 +00002206 ptr = (uint8_t *)env + md->offset;
bellard92a31b12005-02-10 22:00:52 +00002207 switch(md->type) {
2208 case MD_I32:
2209 *pval = *(int32_t *)ptr;
2210 break;
2211 case MD_TLONG:
2212 *pval = *(target_long *)ptr;
2213 break;
2214 default:
2215 *pval = 0;
2216 break;
2217 }
bellard9307c4c2004-04-04 12:57:25 +00002218 }
2219 return 0;
2220 }
2221 }
Alexey Kardashevskiy0a9516c2015-11-12 14:44:23 +11002222
2223 ret = target_get_monitor_def(mon_get_cpu(), name, &tmp);
2224 if (!ret) {
2225 *pval = (target_long) tmp;
2226 }
2227
2228 return ret;
bellard9307c4c2004-04-04 12:57:25 +00002229}
2230
2231static void next(void)
2232{
Blue Swirl660f11b2009-07-31 21:16:51 +00002233 if (*pch != '\0') {
bellard9307c4c2004-04-04 12:57:25 +00002234 pch++;
blueswir1cd390082008-11-16 13:53:32 +00002235 while (qemu_isspace(*pch))
bellard9307c4c2004-04-04 12:57:25 +00002236 pch++;
2237 }
2238}
2239
aliguori376253e2009-03-05 23:01:23 +00002240static int64_t expr_sum(Monitor *mon);
bellard9307c4c2004-04-04 12:57:25 +00002241
aliguori376253e2009-03-05 23:01:23 +00002242static int64_t expr_unary(Monitor *mon)
bellard9307c4c2004-04-04 12:57:25 +00002243{
blueswir1c2efc952007-09-25 17:28:42 +00002244 int64_t n;
bellard9307c4c2004-04-04 12:57:25 +00002245 char *p;
bellard6a00d602005-11-21 23:25:50 +00002246 int ret;
bellard9307c4c2004-04-04 12:57:25 +00002247
2248 switch(*pch) {
2249 case '+':
2250 next();
aliguori376253e2009-03-05 23:01:23 +00002251 n = expr_unary(mon);
bellard9307c4c2004-04-04 12:57:25 +00002252 break;
2253 case '-':
2254 next();
aliguori376253e2009-03-05 23:01:23 +00002255 n = -expr_unary(mon);
bellard9307c4c2004-04-04 12:57:25 +00002256 break;
2257 case '~':
2258 next();
aliguori376253e2009-03-05 23:01:23 +00002259 n = ~expr_unary(mon);
bellard9307c4c2004-04-04 12:57:25 +00002260 break;
2261 case '(':
2262 next();
aliguori376253e2009-03-05 23:01:23 +00002263 n = expr_sum(mon);
bellard9307c4c2004-04-04 12:57:25 +00002264 if (*pch != ')') {
aliguori376253e2009-03-05 23:01:23 +00002265 expr_error(mon, "')' expected");
bellard9307c4c2004-04-04 12:57:25 +00002266 }
2267 next();
2268 break;
bellard81d09122004-07-14 17:21:37 +00002269 case '\'':
2270 pch++;
2271 if (*pch == '\0')
aliguori376253e2009-03-05 23:01:23 +00002272 expr_error(mon, "character constant expected");
bellard81d09122004-07-14 17:21:37 +00002273 n = *pch;
2274 pch++;
2275 if (*pch != '\'')
aliguori376253e2009-03-05 23:01:23 +00002276 expr_error(mon, "missing terminating \' character");
bellard81d09122004-07-14 17:21:37 +00002277 next();
2278 break;
bellard9307c4c2004-04-04 12:57:25 +00002279 case '$':
2280 {
2281 char buf[128], *q;
ths69b34972007-12-17 03:15:52 +00002282 target_long reg=0;
ths3b46e622007-09-17 08:09:54 +00002283
bellard9307c4c2004-04-04 12:57:25 +00002284 pch++;
2285 q = buf;
2286 while ((*pch >= 'a' && *pch <= 'z') ||
2287 (*pch >= 'A' && *pch <= 'Z') ||
2288 (*pch >= '0' && *pch <= '9') ||
bellard57206fd2004-04-25 18:54:52 +00002289 *pch == '_' || *pch == '.') {
bellard9307c4c2004-04-04 12:57:25 +00002290 if ((q - buf) < sizeof(buf) - 1)
2291 *q++ = *pch;
2292 pch++;
2293 }
blueswir1cd390082008-11-16 13:53:32 +00002294 while (qemu_isspace(*pch))
bellard9307c4c2004-04-04 12:57:25 +00002295 pch++;
2296 *q = 0;
blueswir17743e582007-09-24 18:39:04 +00002297 ret = get_monitor_def(&reg, buf);
Markus Armbruster09b94182010-01-20 13:07:30 +01002298 if (ret < 0)
aliguori376253e2009-03-05 23:01:23 +00002299 expr_error(mon, "unknown register");
blueswir17743e582007-09-24 18:39:04 +00002300 n = reg;
bellard9307c4c2004-04-04 12:57:25 +00002301 }
2302 break;
2303 case '\0':
aliguori376253e2009-03-05 23:01:23 +00002304 expr_error(mon, "unexpected end of expression");
bellard9307c4c2004-04-04 12:57:25 +00002305 n = 0;
2306 break;
2307 default:
Luiz Capitulino6b0e33b2012-04-26 16:48:41 -03002308 errno = 0;
bellard4f4fbf72006-06-25 18:28:12 +00002309 n = strtoull(pch, &p, 0);
Luiz Capitulino6b0e33b2012-04-26 16:48:41 -03002310 if (errno == ERANGE) {
2311 expr_error(mon, "number too large");
2312 }
bellard9307c4c2004-04-04 12:57:25 +00002313 if (pch == p) {
Fam Zheng277acfe2013-08-20 10:58:21 +08002314 expr_error(mon, "invalid char '%c' in expression", *p);
bellard9307c4c2004-04-04 12:57:25 +00002315 }
2316 pch = p;
blueswir1cd390082008-11-16 13:53:32 +00002317 while (qemu_isspace(*pch))
bellard9307c4c2004-04-04 12:57:25 +00002318 pch++;
2319 break;
2320 }
2321 return n;
2322}
2323
2324
aliguori376253e2009-03-05 23:01:23 +00002325static int64_t expr_prod(Monitor *mon)
bellard9307c4c2004-04-04 12:57:25 +00002326{
blueswir1c2efc952007-09-25 17:28:42 +00002327 int64_t val, val2;
bellard92a31b12005-02-10 22:00:52 +00002328 int op;
ths3b46e622007-09-17 08:09:54 +00002329
aliguori376253e2009-03-05 23:01:23 +00002330 val = expr_unary(mon);
bellard9307c4c2004-04-04 12:57:25 +00002331 for(;;) {
2332 op = *pch;
2333 if (op != '*' && op != '/' && op != '%')
2334 break;
2335 next();
aliguori376253e2009-03-05 23:01:23 +00002336 val2 = expr_unary(mon);
bellard9307c4c2004-04-04 12:57:25 +00002337 switch(op) {
2338 default:
2339 case '*':
2340 val *= val2;
2341 break;
2342 case '/':
2343 case '%':
ths5fafdf22007-09-16 21:08:06 +00002344 if (val2 == 0)
aliguori376253e2009-03-05 23:01:23 +00002345 expr_error(mon, "division by zero");
bellard9307c4c2004-04-04 12:57:25 +00002346 if (op == '/')
2347 val /= val2;
2348 else
2349 val %= val2;
2350 break;
2351 }
2352 }
2353 return val;
2354}
2355
aliguori376253e2009-03-05 23:01:23 +00002356static int64_t expr_logic(Monitor *mon)
bellard9307c4c2004-04-04 12:57:25 +00002357{
blueswir1c2efc952007-09-25 17:28:42 +00002358 int64_t val, val2;
bellard92a31b12005-02-10 22:00:52 +00002359 int op;
bellard9307c4c2004-04-04 12:57:25 +00002360
aliguori376253e2009-03-05 23:01:23 +00002361 val = expr_prod(mon);
bellard9307c4c2004-04-04 12:57:25 +00002362 for(;;) {
2363 op = *pch;
2364 if (op != '&' && op != '|' && op != '^')
2365 break;
2366 next();
aliguori376253e2009-03-05 23:01:23 +00002367 val2 = expr_prod(mon);
bellard9307c4c2004-04-04 12:57:25 +00002368 switch(op) {
2369 default:
2370 case '&':
2371 val &= val2;
2372 break;
2373 case '|':
2374 val |= val2;
2375 break;
2376 case '^':
2377 val ^= val2;
2378 break;
2379 }
2380 }
2381 return val;
2382}
2383
aliguori376253e2009-03-05 23:01:23 +00002384static int64_t expr_sum(Monitor *mon)
bellard9307c4c2004-04-04 12:57:25 +00002385{
blueswir1c2efc952007-09-25 17:28:42 +00002386 int64_t val, val2;
bellard92a31b12005-02-10 22:00:52 +00002387 int op;
bellard9307c4c2004-04-04 12:57:25 +00002388
aliguori376253e2009-03-05 23:01:23 +00002389 val = expr_logic(mon);
bellard9307c4c2004-04-04 12:57:25 +00002390 for(;;) {
2391 op = *pch;
2392 if (op != '+' && op != '-')
2393 break;
2394 next();
aliguori376253e2009-03-05 23:01:23 +00002395 val2 = expr_logic(mon);
bellard9307c4c2004-04-04 12:57:25 +00002396 if (op == '+')
2397 val += val2;
2398 else
2399 val -= val2;
2400 }
2401 return val;
2402}
2403
aliguori376253e2009-03-05 23:01:23 +00002404static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
bellard9307c4c2004-04-04 12:57:25 +00002405{
2406 pch = *pp;
Peter Maydell6ab7e542013-02-20 15:21:09 +00002407 if (sigsetjmp(expr_env, 0)) {
bellard9307c4c2004-04-04 12:57:25 +00002408 *pp = pch;
2409 return -1;
2410 }
blueswir1cd390082008-11-16 13:53:32 +00002411 while (qemu_isspace(*pch))
bellard9307c4c2004-04-04 12:57:25 +00002412 pch++;
aliguori376253e2009-03-05 23:01:23 +00002413 *pval = expr_sum(mon);
bellard9307c4c2004-04-04 12:57:25 +00002414 *pp = pch;
2415 return 0;
2416}
2417
Markus Armbruster3350a4d2010-01-25 14:23:03 +01002418static int get_double(Monitor *mon, double *pval, const char **pp)
2419{
2420 const char *p = *pp;
2421 char *tailp;
2422 double d;
2423
2424 d = strtod(p, &tailp);
2425 if (tailp == p) {
2426 monitor_printf(mon, "Number expected\n");
2427 return -1;
2428 }
2429 if (d != d || d - d != 0) {
2430 /* NaN or infinity */
2431 monitor_printf(mon, "Bad number\n");
2432 return -1;
2433 }
2434 *pval = d;
2435 *pp = tailp;
2436 return 0;
2437}
2438
Luiz Capitulino4590fd82009-06-09 18:21:30 -03002439/*
2440 * Store the command-name in cmdname, and return a pointer to
2441 * the remaining of the command string.
2442 */
2443static const char *get_command_name(const char *cmdline,
2444 char *cmdname, size_t nlen)
2445{
2446 size_t len;
2447 const char *p, *pstart;
2448
2449 p = cmdline;
2450 while (qemu_isspace(*p))
2451 p++;
2452 if (*p == '\0')
2453 return NULL;
2454 pstart = p;
2455 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2456 p++;
2457 len = p - pstart;
2458 if (len > nlen - 1)
2459 len = nlen - 1;
2460 memcpy(cmdname, pstart, len);
2461 cmdname[len] = '\0';
2462 return p;
2463}
2464
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03002465/**
2466 * Read key of 'type' into 'key' and return the current
2467 * 'type' pointer.
2468 */
2469static char *key_get_info(const char *type, char **key)
2470{
2471 size_t len;
2472 char *p, *str;
2473
2474 if (*type == ',')
2475 type++;
2476
2477 p = strchr(type, ':');
2478 if (!p) {
2479 *key = NULL;
2480 return NULL;
2481 }
2482 len = p - type;
2483
Anthony Liguori7267c092011-08-20 22:09:37 -05002484 str = g_malloc(len + 1);
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03002485 memcpy(str, type, len);
2486 str[len] = '\0';
2487
2488 *key = str;
2489 return ++p;
2490}
2491
bellard9307c4c2004-04-04 12:57:25 +00002492static int default_fmt_format = 'x';
2493static int default_fmt_size = 4;
2494
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002495static int is_valid_option(const char *c, const char *typestr)
2496{
2497 char option[3];
2498
2499 option[0] = '-';
2500 option[1] = *c;
2501 option[2] = '\0';
2502
2503 typestr = strstr(typestr, option);
2504 return (typestr != NULL);
2505}
2506
Luiz Capitulino945c5ac2010-09-13 13:17:58 -03002507static const mon_cmd_t *search_dispatch_table(const mon_cmd_t *disp_table,
2508 const char *cmdname)
Luiz Capitulino7fd669a2009-11-26 22:58:54 -02002509{
2510 const mon_cmd_t *cmd;
2511
Luiz Capitulino945c5ac2010-09-13 13:17:58 -03002512 for (cmd = disp_table; cmd->name != NULL; cmd++) {
Luiz Capitulino7fd669a2009-11-26 22:58:54 -02002513 if (compare_cmd(cmdname, cmd->name)) {
2514 return cmd;
2515 }
2516 }
2517
2518 return NULL;
2519}
2520
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002521/*
Bandan Dasae502122015-06-03 18:38:08 -04002522 * Parse command name from @cmdp according to command table @table.
2523 * If blank, return NULL.
2524 * Else, if no valid command can be found, report to @mon, and return
2525 * NULL.
2526 * Else, change @cmdp to point right behind the name, and return its
2527 * command table entry.
2528 * Do not assume the return value points into @table! It doesn't when
2529 * the command is found in a sub-command table.
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002530 */
Anthony Liguoric227f092009-10-01 16:12:16 -05002531static const mon_cmd_t *monitor_parse_command(Monitor *mon,
Bandan Dasae502122015-06-03 18:38:08 -04002532 const char **cmdp,
2533 mon_cmd_t *table)
bellard9307c4c2004-04-04 12:57:25 +00002534{
Bandan Dasae502122015-06-03 18:38:08 -04002535 const char *p;
Anthony Liguoric227f092009-10-01 16:12:16 -05002536 const mon_cmd_t *cmd;
bellard9307c4c2004-04-04 12:57:25 +00002537 char cmdname[256];
bellard9dc39cb2004-03-14 21:38:27 +00002538
bellard9307c4c2004-04-04 12:57:25 +00002539 /* extract the command name */
Bandan Dasae502122015-06-03 18:38:08 -04002540 p = get_command_name(*cmdp, cmdname, sizeof(cmdname));
Luiz Capitulino4590fd82009-06-09 18:21:30 -03002541 if (!p)
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002542 return NULL;
ths3b46e622007-09-17 08:09:54 +00002543
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002544 cmd = search_dispatch_table(table, cmdname);
Luiz Capitulino7fd669a2009-11-26 22:58:54 -02002545 if (!cmd) {
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002546 monitor_printf(mon, "unknown command: '%.*s'\n",
Bandan Dasae502122015-06-03 18:38:08 -04002547 (int)(p - *cmdp), *cmdp);
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002548 return NULL;
Luiz Capitulinod91d9bf2009-06-09 18:21:54 -03002549 }
bellard9307c4c2004-04-04 12:57:25 +00002550
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002551 /* filter out following useless space */
2552 while (qemu_isspace(*p)) {
2553 p++;
2554 }
Bandan Dasae502122015-06-03 18:38:08 -04002555
2556 *cmdp = p;
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002557 /* search sub command */
Bandan Dasae502122015-06-03 18:38:08 -04002558 if (cmd->sub_table != NULL && *p != '\0') {
2559 return monitor_parse_command(mon, cmdp, cmd->sub_table);
Wenchao Xia5f3d3352013-01-14 14:06:27 +08002560 }
2561
Bandan Dasae502122015-06-03 18:38:08 -04002562 return cmd;
2563}
2564
2565/*
2566 * Parse arguments for @cmd.
2567 * If it can't be parsed, report to @mon, and return NULL.
2568 * Else, insert command arguments into a QDict, and return it.
2569 * Note: On success, caller has to free the QDict structure.
2570 */
2571
2572static QDict *monitor_parse_arguments(Monitor *mon,
2573 const char **endp,
2574 const mon_cmd_t *cmd)
2575{
2576 const char *typestr;
2577 char *key;
2578 int c;
2579 const char *p = *endp;
2580 char buf[1024];
2581 QDict *qdict = qdict_new();
2582
bellard9307c4c2004-04-04 12:57:25 +00002583 /* parse the parameters */
2584 typestr = cmd->args_type;
bellard9307c4c2004-04-04 12:57:25 +00002585 for(;;) {
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03002586 typestr = key_get_info(typestr, &key);
2587 if (!typestr)
bellard9307c4c2004-04-04 12:57:25 +00002588 break;
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03002589 c = *typestr;
bellard9307c4c2004-04-04 12:57:25 +00002590 typestr++;
2591 switch(c) {
2592 case 'F':
bellard81d09122004-07-14 17:21:37 +00002593 case 'B':
bellard9307c4c2004-04-04 12:57:25 +00002594 case 's':
2595 {
2596 int ret;
ths3b46e622007-09-17 08:09:54 +00002597
blueswir1cd390082008-11-16 13:53:32 +00002598 while (qemu_isspace(*p))
bellard9307c4c2004-04-04 12:57:25 +00002599 p++;
2600 if (*typestr == '?') {
2601 typestr++;
2602 if (*p == '\0') {
2603 /* no optional string: NULL argument */
Luiz Capitulino53773582009-08-28 15:27:25 -03002604 break;
bellard9307c4c2004-04-04 12:57:25 +00002605 }
2606 }
2607 ret = get_str(buf, sizeof(buf), &p);
2608 if (ret < 0) {
bellard81d09122004-07-14 17:21:37 +00002609 switch(c) {
2610 case 'F':
aliguori376253e2009-03-05 23:01:23 +00002611 monitor_printf(mon, "%s: filename expected\n",
Bandan Dasae502122015-06-03 18:38:08 -04002612 cmd->name);
bellard81d09122004-07-14 17:21:37 +00002613 break;
2614 case 'B':
aliguori376253e2009-03-05 23:01:23 +00002615 monitor_printf(mon, "%s: block device name expected\n",
Bandan Dasae502122015-06-03 18:38:08 -04002616 cmd->name);
bellard81d09122004-07-14 17:21:37 +00002617 break;
2618 default:
Bandan Dasae502122015-06-03 18:38:08 -04002619 monitor_printf(mon, "%s: string expected\n", cmd->name);
bellard81d09122004-07-14 17:21:37 +00002620 break;
2621 }
bellard9307c4c2004-04-04 12:57:25 +00002622 goto fail;
2623 }
Luiz Capitulino53773582009-08-28 15:27:25 -03002624 qdict_put(qdict, key, qstring_from_str(buf));
bellard9307c4c2004-04-04 12:57:25 +00002625 }
2626 break;
Markus Armbruster361127d2010-02-10 20:24:35 +01002627 case 'O':
2628 {
2629 QemuOptsList *opts_list;
2630 QemuOpts *opts;
2631
2632 opts_list = qemu_find_opts(key);
2633 if (!opts_list || opts_list->desc->name) {
2634 goto bad_type;
2635 }
2636 while (qemu_isspace(*p)) {
2637 p++;
2638 }
2639 if (!*p)
2640 break;
2641 if (get_str(buf, sizeof(buf), &p) < 0) {
2642 goto fail;
2643 }
Markus Armbruster70b94332015-02-13 12:50:26 +01002644 opts = qemu_opts_parse_noisily(opts_list, buf, true);
Markus Armbruster361127d2010-02-10 20:24:35 +01002645 if (!opts) {
2646 goto fail;
2647 }
2648 qemu_opts_to_qdict(opts, qdict);
2649 qemu_opts_del(opts);
2650 }
2651 break;
bellard9307c4c2004-04-04 12:57:25 +00002652 case '/':
2653 {
2654 int count, format, size;
ths3b46e622007-09-17 08:09:54 +00002655
blueswir1cd390082008-11-16 13:53:32 +00002656 while (qemu_isspace(*p))
bellard9307c4c2004-04-04 12:57:25 +00002657 p++;
2658 if (*p == '/') {
2659 /* format found */
2660 p++;
2661 count = 1;
blueswir1cd390082008-11-16 13:53:32 +00002662 if (qemu_isdigit(*p)) {
bellard9307c4c2004-04-04 12:57:25 +00002663 count = 0;
blueswir1cd390082008-11-16 13:53:32 +00002664 while (qemu_isdigit(*p)) {
bellard9307c4c2004-04-04 12:57:25 +00002665 count = count * 10 + (*p - '0');
2666 p++;
2667 }
2668 }
2669 size = -1;
2670 format = -1;
2671 for(;;) {
2672 switch(*p) {
2673 case 'o':
2674 case 'd':
2675 case 'u':
2676 case 'x':
2677 case 'i':
2678 case 'c':
2679 format = *p++;
2680 break;
2681 case 'b':
2682 size = 1;
2683 p++;
2684 break;
2685 case 'h':
2686 size = 2;
2687 p++;
2688 break;
2689 case 'w':
2690 size = 4;
2691 p++;
2692 break;
2693 case 'g':
2694 case 'L':
2695 size = 8;
2696 p++;
2697 break;
2698 default:
2699 goto next;
2700 }
2701 }
2702 next:
blueswir1cd390082008-11-16 13:53:32 +00002703 if (*p != '\0' && !qemu_isspace(*p)) {
aliguori376253e2009-03-05 23:01:23 +00002704 monitor_printf(mon, "invalid char in format: '%c'\n",
2705 *p);
bellard9307c4c2004-04-04 12:57:25 +00002706 goto fail;
2707 }
bellard9307c4c2004-04-04 12:57:25 +00002708 if (format < 0)
2709 format = default_fmt_format;
bellard4c27ba22004-04-25 18:05:08 +00002710 if (format != 'i') {
2711 /* for 'i', not specifying a size gives -1 as size */
2712 if (size < 0)
2713 size = default_fmt_size;
aurel32e90f0092008-10-01 21:45:51 +00002714 default_fmt_size = size;
bellard4c27ba22004-04-25 18:05:08 +00002715 }
bellard9307c4c2004-04-04 12:57:25 +00002716 default_fmt_format = format;
2717 } else {
2718 count = 1;
2719 format = default_fmt_format;
bellard4c27ba22004-04-25 18:05:08 +00002720 if (format != 'i') {
2721 size = default_fmt_size;
2722 } else {
2723 size = -1;
2724 }
bellard9307c4c2004-04-04 12:57:25 +00002725 }
Luiz Capitulinof7188bb2009-08-28 15:27:10 -03002726 qdict_put(qdict, "count", qint_from_int(count));
2727 qdict_put(qdict, "format", qint_from_int(format));
2728 qdict_put(qdict, "size", qint_from_int(size));
bellard9307c4c2004-04-04 12:57:25 +00002729 }
2730 break;
2731 case 'i':
bellard92a31b12005-02-10 22:00:52 +00002732 case 'l':
Luiz Capitulinob6e098d2009-12-18 13:25:04 -02002733 case 'M':
bellard9307c4c2004-04-04 12:57:25 +00002734 {
blueswir1c2efc952007-09-25 17:28:42 +00002735 int64_t val;
blueswir17743e582007-09-24 18:39:04 +00002736
blueswir1cd390082008-11-16 13:53:32 +00002737 while (qemu_isspace(*p))
bellard9307c4c2004-04-04 12:57:25 +00002738 p++;
bellard34405572004-06-08 00:55:58 +00002739 if (*typestr == '?' || *typestr == '.') {
bellard34405572004-06-08 00:55:58 +00002740 if (*typestr == '?') {
Luiz Capitulino53773582009-08-28 15:27:25 -03002741 if (*p == '\0') {
2742 typestr++;
2743 break;
2744 }
bellard34405572004-06-08 00:55:58 +00002745 } else {
2746 if (*p == '.') {
2747 p++;
blueswir1cd390082008-11-16 13:53:32 +00002748 while (qemu_isspace(*p))
bellard34405572004-06-08 00:55:58 +00002749 p++;
bellard34405572004-06-08 00:55:58 +00002750 } else {
Luiz Capitulino53773582009-08-28 15:27:25 -03002751 typestr++;
2752 break;
bellard34405572004-06-08 00:55:58 +00002753 }
2754 }
bellard13224a82006-07-14 22:03:35 +00002755 typestr++;
bellard9307c4c2004-04-04 12:57:25 +00002756 }
aliguori376253e2009-03-05 23:01:23 +00002757 if (get_expr(mon, &val, &p))
bellard9307c4c2004-04-04 12:57:25 +00002758 goto fail;
Luiz Capitulino675ebef2009-08-28 15:27:26 -03002759 /* Check if 'i' is greater than 32-bit */
2760 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
Bandan Dasae502122015-06-03 18:38:08 -04002761 monitor_printf(mon, "\'%s\' has failed: ", cmd->name);
Luiz Capitulino675ebef2009-08-28 15:27:26 -03002762 monitor_printf(mon, "integer is for 32-bit values\n");
2763 goto fail;
Luiz Capitulinob6e098d2009-12-18 13:25:04 -02002764 } else if (c == 'M') {
Luiz Capitulino91162842012-04-26 17:34:30 -03002765 if (val < 0) {
2766 monitor_printf(mon, "enter a positive value\n");
2767 goto fail;
2768 }
Luiz Capitulinob6e098d2009-12-18 13:25:04 -02002769 val <<= 20;
Luiz Capitulino675ebef2009-08-28 15:27:26 -03002770 }
Luiz Capitulino53773582009-08-28 15:27:25 -03002771 qdict_put(qdict, key, qint_from_int(val));
bellard9307c4c2004-04-04 12:57:25 +00002772 }
2773 break;
Jes Sorensendbc0c672010-10-21 17:15:47 +02002774 case 'o':
2775 {
Jes Sorensen70b4f4b2011-01-05 11:41:02 +01002776 int64_t val;
Jes Sorensendbc0c672010-10-21 17:15:47 +02002777 char *end;
2778
2779 while (qemu_isspace(*p)) {
2780 p++;
2781 }
2782 if (*typestr == '?') {
2783 typestr++;
2784 if (*p == '\0') {
2785 break;
2786 }
2787 }
Marc-André Lureau4677bb42015-09-16 18:02:56 +02002788 val = qemu_strtosz(p, &end);
Jes Sorensendbc0c672010-10-21 17:15:47 +02002789 if (val < 0) {
2790 monitor_printf(mon, "invalid size\n");
2791 goto fail;
2792 }
2793 qdict_put(qdict, key, qint_from_int(val));
2794 p = end;
2795 }
2796 break;
Markus Armbrusterfccfb11e2010-01-25 14:23:06 +01002797 case 'T':
Markus Armbruster3350a4d2010-01-25 14:23:03 +01002798 {
2799 double val;
2800
2801 while (qemu_isspace(*p))
2802 p++;
2803 if (*typestr == '?') {
2804 typestr++;
2805 if (*p == '\0') {
2806 break;
2807 }
2808 }
2809 if (get_double(mon, &val, &p) < 0) {
2810 goto fail;
2811 }
Jes Sorensen07de3e62010-10-21 17:15:49 +02002812 if (p[0] && p[1] == 's') {
Markus Armbrusterfccfb11e2010-01-25 14:23:06 +01002813 switch (*p) {
2814 case 'm':
2815 val /= 1e3; p += 2; break;
2816 case 'u':
2817 val /= 1e6; p += 2; break;
2818 case 'n':
2819 val /= 1e9; p += 2; break;
2820 }
2821 }
Markus Armbruster3350a4d2010-01-25 14:23:03 +01002822 if (*p && !qemu_isspace(*p)) {
2823 monitor_printf(mon, "Unknown unit suffix\n");
2824 goto fail;
2825 }
2826 qdict_put(qdict, key, qfloat_from_double(val));
2827 }
2828 break;
Markus Armbruster942cd1f2010-03-26 09:07:09 +01002829 case 'b':
2830 {
2831 const char *beg;
Eric Blakefc48ffc2015-05-15 16:24:59 -06002832 bool val;
Markus Armbruster942cd1f2010-03-26 09:07:09 +01002833
2834 while (qemu_isspace(*p)) {
2835 p++;
2836 }
2837 beg = p;
2838 while (qemu_isgraph(*p)) {
2839 p++;
2840 }
2841 if (p - beg == 2 && !memcmp(beg, "on", p - beg)) {
Eric Blakefc48ffc2015-05-15 16:24:59 -06002842 val = true;
Markus Armbruster942cd1f2010-03-26 09:07:09 +01002843 } else if (p - beg == 3 && !memcmp(beg, "off", p - beg)) {
Eric Blakefc48ffc2015-05-15 16:24:59 -06002844 val = false;
Markus Armbruster942cd1f2010-03-26 09:07:09 +01002845 } else {
2846 monitor_printf(mon, "Expected 'on' or 'off'\n");
2847 goto fail;
2848 }
Eric Blakefc48ffc2015-05-15 16:24:59 -06002849 qdict_put(qdict, key, qbool_from_bool(val));
Markus Armbruster942cd1f2010-03-26 09:07:09 +01002850 }
2851 break;
bellard9307c4c2004-04-04 12:57:25 +00002852 case '-':
2853 {
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002854 const char *tmp = p;
Luiz Capitulinoeb159d12010-05-28 15:25:24 -03002855 int skip_key = 0;
bellard9307c4c2004-04-04 12:57:25 +00002856 /* option */
ths3b46e622007-09-17 08:09:54 +00002857
bellard9307c4c2004-04-04 12:57:25 +00002858 c = *typestr++;
2859 if (c == '\0')
2860 goto bad_type;
blueswir1cd390082008-11-16 13:53:32 +00002861 while (qemu_isspace(*p))
bellard9307c4c2004-04-04 12:57:25 +00002862 p++;
bellard9307c4c2004-04-04 12:57:25 +00002863 if (*p == '-') {
2864 p++;
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002865 if(c != *p) {
2866 if(!is_valid_option(p, typestr)) {
2867
2868 monitor_printf(mon, "%s: unsupported option -%c\n",
Bandan Dasae502122015-06-03 18:38:08 -04002869 cmd->name, *p);
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002870 goto fail;
2871 } else {
2872 skip_key = 1;
2873 }
bellard9307c4c2004-04-04 12:57:25 +00002874 }
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002875 if(skip_key) {
2876 p = tmp;
2877 } else {
Luiz Capitulinoeb159d12010-05-28 15:25:24 -03002878 /* has option */
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002879 p++;
Eric Blakefc48ffc2015-05-15 16:24:59 -06002880 qdict_put(qdict, key, qbool_from_bool(true));
lirans@il.ibm.comfbc3d962009-11-02 15:41:13 +02002881 }
bellard9307c4c2004-04-04 12:57:25 +00002882 }
bellard9307c4c2004-04-04 12:57:25 +00002883 }
2884 break;
Wenchao Xia129be002013-08-27 20:38:26 +08002885 case 'S':
2886 {
2887 /* package all remaining string */
2888 int len;
2889
2890 while (qemu_isspace(*p)) {
2891 p++;
2892 }
2893 if (*typestr == '?') {
2894 typestr++;
2895 if (*p == '\0') {
2896 /* no remaining string: NULL argument */
2897 break;
2898 }
2899 }
2900 len = strlen(p);
2901 if (len <= 0) {
2902 monitor_printf(mon, "%s: string expected\n",
Bandan Dasae502122015-06-03 18:38:08 -04002903 cmd->name);
Bandan Dase549d2a2015-06-03 18:38:10 -04002904 goto fail;
Wenchao Xia129be002013-08-27 20:38:26 +08002905 }
2906 qdict_put(qdict, key, qstring_from_str(p));
2907 p += len;
2908 }
2909 break;
bellard9307c4c2004-04-04 12:57:25 +00002910 default:
2911 bad_type:
Bandan Dasae502122015-06-03 18:38:08 -04002912 monitor_printf(mon, "%s: unknown type '%c'\n", cmd->name, c);
bellard9307c4c2004-04-04 12:57:25 +00002913 goto fail;
2914 }
Anthony Liguori7267c092011-08-20 22:09:37 -05002915 g_free(key);
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03002916 key = NULL;
bellard9307c4c2004-04-04 12:57:25 +00002917 }
2918 /* check that all arguments were parsed */
blueswir1cd390082008-11-16 13:53:32 +00002919 while (qemu_isspace(*p))
bellard9307c4c2004-04-04 12:57:25 +00002920 p++;
2921 if (*p != '\0') {
aliguori376253e2009-03-05 23:01:23 +00002922 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
Bandan Dasae502122015-06-03 18:38:08 -04002923 cmd->name);
bellard9307c4c2004-04-04 12:57:25 +00002924 goto fail;
2925 }
2926
Bandan Dasae502122015-06-03 18:38:08 -04002927 return qdict;
Gerd Hoffmannac7531e2009-08-14 10:36:06 +02002928
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002929fail:
Bandan Dasae502122015-06-03 18:38:08 -04002930 QDECREF(qdict);
Anthony Liguori7267c092011-08-20 22:09:37 -05002931 g_free(key);
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002932 return NULL;
2933}
2934
Markus Armbruster7ef6cf62015-03-06 19:12:36 +01002935static void handle_hmp_command(Monitor *mon, const char *cmdline)
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002936{
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002937 QDict *qdict;
Anthony Liguoric227f092009-10-01 16:12:16 -05002938 const mon_cmd_t *cmd;
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002939
Bandan Dasae502122015-06-03 18:38:08 -04002940 cmd = monitor_parse_command(mon, &cmdline, mon->cmd_table);
2941 if (!cmd) {
2942 return;
Luiz Capitulino55f81d92009-08-28 15:27:22 -03002943 }
2944
Bandan Dasae502122015-06-03 18:38:08 -04002945 qdict = monitor_parse_arguments(mon, &cmdline, cmd);
2946 if (!qdict) {
Bandan Dasdd41eea2015-06-03 18:38:09 -04002947 monitor_printf(mon, "Try \"help %s\" for more information\n",
2948 cmd->name);
Bandan Dasae502122015-06-03 18:38:08 -04002949 return;
2950 }
2951
Marc-André Lureau2b9e3572016-09-12 13:19:06 +04002952 cmd->cmd(mon, qdict);
Luiz Capitulinof7188bb2009-08-28 15:27:10 -03002953 QDECREF(qdict);
bellard9dc39cb2004-03-14 21:38:27 +00002954}
2955
Wenchao Xiacd5c6bb2013-08-27 20:38:13 +08002956static void cmd_completion(Monitor *mon, const char *name, const char *list)
bellard81d09122004-07-14 17:21:37 +00002957{
2958 const char *p, *pstart;
2959 char cmd[128];
2960 int len;
2961
2962 p = list;
2963 for(;;) {
2964 pstart = p;
2965 p = strchr(p, '|');
2966 if (!p)
2967 p = pstart + strlen(pstart);
2968 len = p - pstart;
2969 if (len > sizeof(cmd) - 2)
2970 len = sizeof(cmd) - 2;
2971 memcpy(cmd, pstart, len);
2972 cmd[len] = '\0';
2973 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
Wenchao Xiacd5c6bb2013-08-27 20:38:13 +08002974 readline_add_completion(mon->rs, cmd);
bellard81d09122004-07-14 17:21:37 +00002975 }
2976 if (*p == '\0')
2977 break;
2978 p++;
2979 }
2980}
2981
Wenchao Xiacb8f68b2013-08-27 20:38:14 +08002982static void file_completion(Monitor *mon, const char *input)
bellard81d09122004-07-14 17:21:37 +00002983{
2984 DIR *ffs;
2985 struct dirent *d;
2986 char path[1024];
2987 char file[1024], file_prefix[1024];
2988 int input_path_len;
2989 const char *p;
2990
ths5fafdf22007-09-16 21:08:06 +00002991 p = strrchr(input, '/');
bellard81d09122004-07-14 17:21:37 +00002992 if (!p) {
2993 input_path_len = 0;
2994 pstrcpy(file_prefix, sizeof(file_prefix), input);
blueswir1363a37d2008-08-21 17:58:08 +00002995 pstrcpy(path, sizeof(path), ".");
bellard81d09122004-07-14 17:21:37 +00002996 } else {
2997 input_path_len = p - input + 1;
2998 memcpy(path, input, input_path_len);
2999 if (input_path_len > sizeof(path) - 1)
3000 input_path_len = sizeof(path) - 1;
3001 path[input_path_len] = '\0';
3002 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3003 }
Bandan Das19f2db52015-06-03 18:38:07 -04003004
bellard81d09122004-07-14 17:21:37 +00003005 ffs = opendir(path);
3006 if (!ffs)
3007 return;
3008 for(;;) {
3009 struct stat sb;
3010 d = readdir(ffs);
3011 if (!d)
3012 break;
Kusanagi Kouichi46c7fc12010-10-20 18:00:01 +09003013
3014 if (strcmp(d->d_name, ".") == 0 || strcmp(d->d_name, "..") == 0) {
3015 continue;
3016 }
3017
bellard81d09122004-07-14 17:21:37 +00003018 if (strstart(d->d_name, file_prefix, NULL)) {
3019 memcpy(file, input, input_path_len);
blueswir1363a37d2008-08-21 17:58:08 +00003020 if (input_path_len < sizeof(file))
3021 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3022 d->d_name);
bellard81d09122004-07-14 17:21:37 +00003023 /* stat the file to find out if it's a directory.
3024 * In that case add a slash to speed up typing long paths
3025 */
Markus Armbrusterc951d9a2011-11-16 15:43:47 +01003026 if (stat(file, &sb) == 0 && S_ISDIR(sb.st_mode)) {
blueswir1363a37d2008-08-21 17:58:08 +00003027 pstrcat(file, sizeof(file), "/");
Markus Armbrusterc951d9a2011-11-16 15:43:47 +01003028 }
Wenchao Xiacb8f68b2013-08-27 20:38:14 +08003029 readline_add_completion(mon->rs, file);
bellard81d09122004-07-14 17:21:37 +00003030 }
3031 }
3032 closedir(ffs);
3033}
3034
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03003035static const char *next_arg_type(const char *typestr)
3036{
3037 const char *p = strchr(typestr, ':');
3038 return (p != NULL ? ++p : typestr);
3039}
3040
Hani Benhabiles40d19392014-05-07 23:41:30 +01003041static void add_completion_option(ReadLineState *rs, const char *str,
3042 const char *option)
3043{
3044 if (!str || !option) {
3045 return;
3046 }
3047 if (!strncmp(option, str, strlen(str))) {
3048 readline_add_completion(rs, option);
3049 }
3050}
3051
Hani Benhabiles13e315d2014-05-07 23:41:29 +01003052void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str)
3053{
3054 size_t len;
3055 ChardevBackendInfoList *list, *start;
3056
3057 if (nb_args != 2) {
3058 return;
3059 }
3060 len = strlen(str);
3061 readline_set_completion_index(rs, len);
3062
3063 start = list = qmp_query_chardev_backends(NULL);
3064 while (list) {
3065 const char *chr_name = list->value->name;
3066
3067 if (!strncmp(chr_name, str, len)) {
3068 readline_add_completion(rs, chr_name);
3069 }
3070 list = list->next;
3071 }
3072 qapi_free_ChardevBackendInfoList(start);
3073}
3074
Hani Benhabilesb162b492014-05-07 23:41:31 +01003075void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str)
3076{
3077 size_t len;
3078 int i;
3079
3080 if (nb_args != 2) {
3081 return;
3082 }
3083 len = strlen(str);
3084 readline_set_completion_index(rs, len);
Eric Blakef394b2e2016-07-13 21:50:23 -06003085 for (i = 0; NetClientDriver_lookup[i]; i++) {
3086 add_completion_option(rs, str, NetClientDriver_lookup[i]);
Hani Benhabilesb162b492014-05-07 23:41:31 +01003087 }
3088}
3089
Hani Benhabiles2da1b3a2014-04-13 16:25:07 +01003090void device_add_completion(ReadLineState *rs, int nb_args, const char *str)
Hani Benhabiles992d3e62014-02-06 23:30:11 +01003091{
3092 GSList *list, *elt;
3093 size_t len;
3094
Hani Benhabiles2da1b3a2014-04-13 16:25:07 +01003095 if (nb_args != 2) {
3096 return;
3097 }
3098
Hani Benhabiles992d3e62014-02-06 23:30:11 +01003099 len = strlen(str);
3100 readline_set_completion_index(rs, len);
3101 list = elt = object_class_get_list(TYPE_DEVICE, false);
3102 while (elt) {
3103 const char *name;
3104 DeviceClass *dc = OBJECT_CLASS_CHECK(DeviceClass, elt->data,
3105 TYPE_DEVICE);
3106 name = object_class_get_name(OBJECT_CLASS(dc));
Hani Benhabiles2da1b3a2014-04-13 16:25:07 +01003107
3108 if (!dc->cannot_instantiate_with_device_add_yet
3109 && !strncmp(name, str, len)) {
Hani Benhabiles992d3e62014-02-06 23:30:11 +01003110 readline_add_completion(rs, name);
3111 }
3112 elt = elt->next;
3113 }
3114 g_slist_free(list);
3115}
3116
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003117void object_add_completion(ReadLineState *rs, int nb_args, const char *str)
Hani Benhabiles1094fd32014-02-06 23:30:13 +01003118{
3119 GSList *list, *elt;
3120 size_t len;
3121
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003122 if (nb_args != 2) {
3123 return;
3124 }
3125
Hani Benhabiles1094fd32014-02-06 23:30:13 +01003126 len = strlen(str);
3127 readline_set_completion_index(rs, len);
3128 list = elt = object_class_get_list(TYPE_USER_CREATABLE, false);
3129 while (elt) {
3130 const char *name;
3131
3132 name = object_class_get_name(OBJECT_CLASS(elt->data));
3133 if (!strncmp(name, str, len) && strcmp(name, TYPE_USER_CREATABLE)) {
3134 readline_add_completion(rs, name);
3135 }
3136 elt = elt->next;
3137 }
3138 g_slist_free(list);
3139}
3140
Zhu Guihua6a1fa9f2014-10-21 19:46:05 +08003141static void peripheral_device_del_completion(ReadLineState *rs,
3142 const char *str, size_t len)
3143{
Marcel Apfelbaum4cae4d52014-11-26 13:50:01 +02003144 Object *peripheral = container_get(qdev_get_machine(), "/peripheral");
3145 GSList *list, *item;
Zhu Guihua6a1fa9f2014-10-21 19:46:05 +08003146
Marcel Apfelbaum4cae4d52014-11-26 13:50:01 +02003147 list = qdev_build_hotpluggable_device_list(peripheral);
3148 if (!list) {
Zhu Guihua6a1fa9f2014-10-21 19:46:05 +08003149 return;
3150 }
3151
Zhu Guihua6a1fa9f2014-10-21 19:46:05 +08003152 for (item = list; item; item = g_slist_next(item)) {
3153 DeviceState *dev = item->data;
3154
3155 if (dev->id && !strncmp(str, dev->id, len)) {
3156 readline_add_completion(rs, dev->id);
3157 }
3158 }
3159
3160 g_slist_free(list);
3161}
3162
Hani Benhabiles6297d9a2014-05-07 23:41:28 +01003163void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str)
3164{
3165 size_t len;
3166 ChardevInfoList *list, *start;
3167
3168 if (nb_args != 2) {
3169 return;
3170 }
3171 len = strlen(str);
3172 readline_set_completion_index(rs, len);
3173
3174 start = list = qmp_query_chardev(NULL);
3175 while (list) {
3176 ChardevInfo *chr = list->value;
3177
3178 if (!strncmp(chr->label, str, len)) {
3179 readline_add_completion(rs, chr->label);
3180 }
3181 list = list->next;
3182 }
3183 qapi_free_ChardevInfoList(start);
3184}
3185
Hani Benhabiles8e597772014-05-27 23:39:30 +01003186static void ringbuf_completion(ReadLineState *rs, const char *str)
3187{
3188 size_t len;
3189 ChardevInfoList *list, *start;
3190
3191 len = strlen(str);
3192 readline_set_completion_index(rs, len);
3193
3194 start = list = qmp_query_chardev(NULL);
3195 while (list) {
3196 ChardevInfo *chr_info = list->value;
3197
3198 if (!strncmp(chr_info->label, str, len)) {
3199 CharDriverState *chr = qemu_chr_find(chr_info->label);
3200 if (chr && chr_is_ringbuf(chr)) {
3201 readline_add_completion(rs, chr_info->label);
3202 }
3203 }
3204 list = list->next;
3205 }
3206 qapi_free_ChardevInfoList(start);
3207}
3208
Hani Benhabiles8e597772014-05-27 23:39:30 +01003209void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str)
3210{
3211 if (nb_args != 2) {
3212 return;
3213 }
3214 ringbuf_completion(rs, str);
3215}
3216
Hani Benhabiles2da1b3a2014-04-13 16:25:07 +01003217void device_del_completion(ReadLineState *rs, int nb_args, const char *str)
3218{
3219 size_t len;
3220
3221 if (nb_args != 2) {
3222 return;
3223 }
3224
3225 len = strlen(str);
3226 readline_set_completion_index(rs, len);
Zhu Guihua6a1fa9f2014-10-21 19:46:05 +08003227 peripheral_device_del_completion(rs, str, len);
Hani Benhabiles2da1b3a2014-04-13 16:25:07 +01003228}
3229
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003230void object_del_completion(ReadLineState *rs, int nb_args, const char *str)
Hani Benhabilesb48fa072014-02-06 23:30:12 +01003231{
3232 ObjectPropertyInfoList *list, *start;
3233 size_t len;
3234
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003235 if (nb_args != 2) {
3236 return;
3237 }
Hani Benhabilesb48fa072014-02-06 23:30:12 +01003238 len = strlen(str);
3239 readline_set_completion_index(rs, len);
3240
3241 start = list = qmp_qom_list("/objects", NULL);
3242 while (list) {
3243 ObjectPropertyInfo *info = list->value;
3244
3245 if (!strncmp(info->type, "child<", 5)
3246 && !strncmp(info->name, str, len)) {
3247 readline_add_completion(rs, info->name);
3248 }
3249 list = list->next;
3250 }
3251 qapi_free_ObjectPropertyInfoList(start);
3252}
3253
Hani Benhabiles29136cd2014-05-07 23:41:27 +01003254void sendkey_completion(ReadLineState *rs, int nb_args, const char *str)
3255{
3256 int i;
3257 char *sep;
3258 size_t len;
3259
3260 if (nb_args != 2) {
3261 return;
3262 }
3263 sep = strrchr(str, '-');
3264 if (sep) {
3265 str = sep + 1;
3266 }
3267 len = strlen(str);
3268 readline_set_completion_index(rs, len);
Eric Blake7fb1cf12015-11-18 01:52:57 -07003269 for (i = 0; i < Q_KEY_CODE__MAX; i++) {
Hani Benhabiles29136cd2014-05-07 23:41:27 +01003270 if (!strncmp(str, QKeyCode_lookup[i], len)) {
3271 readline_add_completion(rs, QKeyCode_lookup[i]);
3272 }
3273 }
3274}
3275
Hani Benhabiles40d19392014-05-07 23:41:30 +01003276void set_link_completion(ReadLineState *rs, int nb_args, const char *str)
3277{
3278 size_t len;
3279
3280 len = strlen(str);
3281 readline_set_completion_index(rs, len);
3282 if (nb_args == 2) {
Jason Wangeaed4832015-04-23 14:21:38 +08003283 NetClientState *ncs[MAX_QUEUE_NUM];
Hani Benhabiles40d19392014-05-07 23:41:30 +01003284 int count, i;
3285 count = qemu_find_net_clients_except(NULL, ncs,
Eric Blakef394b2e2016-07-13 21:50:23 -06003286 NET_CLIENT_DRIVER_NONE,
Jason Wangeaed4832015-04-23 14:21:38 +08003287 MAX_QUEUE_NUM);
Jason Wangbcfa4d62015-04-23 14:21:39 +08003288 for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
Hani Benhabiles40d19392014-05-07 23:41:30 +01003289 const char *name = ncs[i]->name;
3290 if (!strncmp(str, name, len)) {
3291 readline_add_completion(rs, name);
3292 }
3293 }
3294 } else if (nb_args == 3) {
3295 add_completion_option(rs, str, "on");
3296 add_completion_option(rs, str, "off");
3297 }
3298}
3299
Hani Benhabiles11b389f2014-05-07 23:41:32 +01003300void netdev_del_completion(ReadLineState *rs, int nb_args, const char *str)
3301{
3302 int len, count, i;
Jason Wangeaed4832015-04-23 14:21:38 +08003303 NetClientState *ncs[MAX_QUEUE_NUM];
Hani Benhabiles11b389f2014-05-07 23:41:32 +01003304
3305 if (nb_args != 2) {
3306 return;
3307 }
3308
3309 len = strlen(str);
3310 readline_set_completion_index(rs, len);
Eric Blakef394b2e2016-07-13 21:50:23 -06003311 count = qemu_find_net_clients_except(NULL, ncs, NET_CLIENT_DRIVER_NIC,
Jason Wangeaed4832015-04-23 14:21:38 +08003312 MAX_QUEUE_NUM);
Jason Wangbcfa4d62015-04-23 14:21:39 +08003313 for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
Hani Benhabiles11b389f2014-05-07 23:41:32 +01003314 QemuOpts *opts;
3315 const char *name = ncs[i]->name;
3316 if (strncmp(str, name, len)) {
3317 continue;
3318 }
3319 opts = qemu_opts_find(qemu_find_opts_err("netdev", NULL), name);
3320 if (opts) {
3321 readline_add_completion(rs, name);
3322 }
3323 }
3324}
3325
Lluís Vilanovabd712112016-07-11 12:53:51 +02003326void info_trace_events_completion(ReadLineState *rs, int nb_args, const char *str)
3327{
3328 size_t len;
3329
3330 len = strlen(str);
3331 readline_set_completion_index(rs, len);
3332 if (nb_args == 2) {
3333 TraceEventID id;
3334 for (id = 0; id < trace_event_count(); id++) {
3335 const char *event_name = trace_event_get_name(trace_event_id(id));
3336 if (!strncmp(str, event_name, len)) {
3337 readline_add_completion(rs, event_name);
3338 }
3339 }
3340 }
3341}
3342
Dr. David Alan Gilbert987bd272015-08-14 11:27:43 +01003343void trace_event_completion(ReadLineState *rs, int nb_args, const char *str)
3344{
3345 size_t len;
3346
3347 len = strlen(str);
3348 readline_set_completion_index(rs, len);
3349 if (nb_args == 2) {
3350 TraceEventID id;
3351 for (id = 0; id < trace_event_count(); id++) {
3352 const char *event_name = trace_event_get_name(trace_event_id(id));
3353 if (!strncmp(str, event_name, len)) {
3354 readline_add_completion(rs, event_name);
3355 }
3356 }
3357 } else if (nb_args == 3) {
3358 add_completion_option(rs, str, "on");
3359 add_completion_option(rs, str, "off");
3360 }
3361}
3362
Hani Benhabilesd0ece342014-05-27 23:39:31 +01003363void watchdog_action_completion(ReadLineState *rs, int nb_args, const char *str)
3364{
Hani Benhabiles4bb08af2014-07-29 23:22:40 +01003365 int i;
3366
Hani Benhabilesd0ece342014-05-27 23:39:31 +01003367 if (nb_args != 2) {
3368 return;
3369 }
3370 readline_set_completion_index(rs, strlen(str));
Hani Benhabiles4bb08af2014-07-29 23:22:40 +01003371 for (i = 0; WatchdogExpirationAction_lookup[i]; i++) {
3372 add_completion_option(rs, str, WatchdogExpirationAction_lookup[i]);
3373 }
Hani Benhabilesd0ece342014-05-27 23:39:31 +01003374}
3375
Hani Benhabilesc68a0402014-05-27 23:39:32 +01003376void migrate_set_capability_completion(ReadLineState *rs, int nb_args,
3377 const char *str)
3378{
3379 size_t len;
3380
3381 len = strlen(str);
3382 readline_set_completion_index(rs, len);
3383 if (nb_args == 2) {
3384 int i;
Eric Blake7fb1cf12015-11-18 01:52:57 -07003385 for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) {
Hani Benhabilesc68a0402014-05-27 23:39:32 +01003386 const char *name = MigrationCapability_lookup[i];
3387 if (!strncmp(str, name, len)) {
3388 readline_add_completion(rs, name);
3389 }
3390 }
3391 } else if (nb_args == 3) {
3392 add_completion_option(rs, str, "on");
3393 add_completion_option(rs, str, "off");
3394 }
3395}
3396
Liang Li50e9a622015-03-23 16:32:29 +08003397void migrate_set_parameter_completion(ReadLineState *rs, int nb_args,
3398 const char *str)
3399{
3400 size_t len;
3401
3402 len = strlen(str);
3403 readline_set_completion_index(rs, len);
3404 if (nb_args == 2) {
3405 int i;
Eric Blake7fb1cf12015-11-18 01:52:57 -07003406 for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) {
Liang Li50e9a622015-03-23 16:32:29 +08003407 const char *name = MigrationParameter_lookup[i];
3408 if (!strncmp(str, name, len)) {
3409 readline_add_completion(rs, name);
3410 }
3411 }
3412 }
3413}
3414
Hani Benhabilese3bb5322014-05-27 23:39:34 +01003415void host_net_add_completion(ReadLineState *rs, int nb_args, const char *str)
3416{
3417 int i;
3418 size_t len;
3419 if (nb_args != 2) {
3420 return;
3421 }
3422 len = strlen(str);
3423 readline_set_completion_index(rs, len);
3424 for (i = 0; host_net_devices[i]; i++) {
3425 if (!strncmp(host_net_devices[i], str, len)) {
3426 readline_add_completion(rs, host_net_devices[i]);
3427 }
3428 }
3429}
3430
Hani Benhabilesddd6b452014-05-27 23:39:36 +01003431void host_net_remove_completion(ReadLineState *rs, int nb_args, const char *str)
3432{
Jason Wangeaed4832015-04-23 14:21:38 +08003433 NetClientState *ncs[MAX_QUEUE_NUM];
Hani Benhabilesddd6b452014-05-27 23:39:36 +01003434 int count, i, len;
3435
3436 len = strlen(str);
3437 readline_set_completion_index(rs, len);
3438 if (nb_args == 2) {
3439 count = qemu_find_net_clients_except(NULL, ncs,
Eric Blakef394b2e2016-07-13 21:50:23 -06003440 NET_CLIENT_DRIVER_NONE,
Jason Wangeaed4832015-04-23 14:21:38 +08003441 MAX_QUEUE_NUM);
Jason Wangbcfa4d62015-04-23 14:21:39 +08003442 for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
Hani Benhabilesddd6b452014-05-27 23:39:36 +01003443 int id;
3444 char name[16];
3445
3446 if (net_hub_id_for_client(ncs[i], &id)) {
3447 continue;
3448 }
3449 snprintf(name, sizeof(name), "%d", id);
3450 if (!strncmp(str, name, len)) {
3451 readline_add_completion(rs, name);
3452 }
3453 }
3454 return;
3455 } else if (nb_args == 3) {
3456 count = qemu_find_net_clients_except(NULL, ncs,
Eric Blakef394b2e2016-07-13 21:50:23 -06003457 NET_CLIENT_DRIVER_NIC,
Jason Wangeaed4832015-04-23 14:21:38 +08003458 MAX_QUEUE_NUM);
Jason Wangbcfa4d62015-04-23 14:21:39 +08003459 for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
Jason Wang2c4681f2015-02-02 15:06:38 +08003460 int id;
Hani Benhabilesddd6b452014-05-27 23:39:36 +01003461 const char *name;
3462
Eric Blakef394b2e2016-07-13 21:50:23 -06003463 if (ncs[i]->info->type == NET_CLIENT_DRIVER_HUBPORT ||
Jason Wang2c4681f2015-02-02 15:06:38 +08003464 net_hub_id_for_client(ncs[i], &id)) {
3465 continue;
3466 }
Hani Benhabilesddd6b452014-05-27 23:39:36 +01003467 name = ncs[i]->name;
3468 if (!strncmp(str, name, len)) {
3469 readline_add_completion(rs, name);
3470 }
3471 }
3472 return;
3473 }
3474}
3475
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003476static void vm_completion(ReadLineState *rs, const char *str)
3477{
3478 size_t len;
Kevin Wolf7c8eece2016-03-22 18:58:50 +01003479 BlockDriverState *bs;
Kevin Wolf88be7b42016-05-20 18:49:07 +02003480 BdrvNextIterator it;
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003481
3482 len = strlen(str);
3483 readline_set_completion_index(rs, len);
Kevin Wolf7c8eece2016-03-22 18:58:50 +01003484
Kevin Wolf88be7b42016-05-20 18:49:07 +02003485 for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003486 SnapshotInfoList *snapshots, *snapshot;
Denis V. Lunev6bf1faa2015-11-04 20:19:42 +03003487 AioContext *ctx = bdrv_get_aio_context(bs);
3488 bool ok = false;
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003489
Denis V. Lunev6bf1faa2015-11-04 20:19:42 +03003490 aio_context_acquire(ctx);
3491 if (bdrv_can_snapshot(bs)) {
3492 ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0;
3493 }
3494 aio_context_release(ctx);
3495 if (!ok) {
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003496 continue;
3497 }
Denis V. Lunev6bf1faa2015-11-04 20:19:42 +03003498
Hani Benhabilesb21631f2014-05-27 23:39:37 +01003499 snapshot = snapshots;
3500 while (snapshot) {
3501 char *completion = snapshot->value->name;
3502 if (!strncmp(str, completion, len)) {
3503 readline_add_completion(rs, completion);
3504 }
3505 completion = snapshot->value->id;
3506 if (!strncmp(str, completion, len)) {
3507 readline_add_completion(rs, completion);
3508 }
3509 snapshot = snapshot->next;
3510 }
3511 qapi_free_SnapshotInfoList(snapshots);
3512 }
3513
3514}
3515
3516void delvm_completion(ReadLineState *rs, int nb_args, const char *str)
3517{
3518 if (nb_args == 2) {
3519 vm_completion(rs, str);
3520 }
3521}
3522
3523void loadvm_completion(ReadLineState *rs, int nb_args, const char *str)
3524{
3525 if (nb_args == 2) {
3526 vm_completion(rs, str);
3527 }
3528}
3529
Wenchao Xiac35b6402013-08-27 20:38:24 +08003530static void monitor_find_completion_by_table(Monitor *mon,
3531 const mon_cmd_t *cmd_table,
3532 char **args,
3533 int nb_args)
bellard81d09122004-07-14 17:21:37 +00003534{
3535 const char *cmdname;
Wenchao Xiac35b6402013-08-27 20:38:24 +08003536 int i;
Markus Armbrusterfea68bb2014-10-07 13:59:10 +02003537 const char *ptype, *str, *name;
Anthony Liguoric227f092009-10-01 16:12:16 -05003538 const mon_cmd_t *cmd;
Max Reitzda27a002016-03-16 19:54:29 +01003539 BlockBackend *blk = NULL;
bellard81d09122004-07-14 17:21:37 +00003540
bellard81d09122004-07-14 17:21:37 +00003541 if (nb_args <= 1) {
3542 /* command completion */
3543 if (nb_args == 0)
3544 cmdname = "";
3545 else
3546 cmdname = args[0];
Wenchao Xiad2674b22013-08-27 20:38:16 +08003547 readline_set_completion_index(mon->rs, strlen(cmdname));
Wenchao Xiac35b6402013-08-27 20:38:24 +08003548 for (cmd = cmd_table; cmd->name != NULL; cmd++) {
Wenchao Xiacd5c6bb2013-08-27 20:38:13 +08003549 cmd_completion(mon, cmdname, cmd->name);
bellard81d09122004-07-14 17:21:37 +00003550 }
3551 } else {
3552 /* find the command */
Wenchao Xiac35b6402013-08-27 20:38:24 +08003553 for (cmd = cmd_table; cmd->name != NULL; cmd++) {
Jan Kiszka03a63482010-06-16 00:38:33 +02003554 if (compare_cmd(args[0], cmd->name)) {
3555 break;
3556 }
bellard81d09122004-07-14 17:21:37 +00003557 }
Jan Kiszka03a63482010-06-16 00:38:33 +02003558 if (!cmd->name) {
Wenchao Xiac35b6402013-08-27 20:38:24 +08003559 return;
Jan Kiszka03a63482010-06-16 00:38:33 +02003560 }
3561
Wenchao Xiad903a772013-08-27 20:38:25 +08003562 if (cmd->sub_table) {
3563 /* do the job again */
Stefan Weile7ae7712015-03-08 19:30:01 +01003564 monitor_find_completion_by_table(mon, cmd->sub_table,
3565 &args[1], nb_args - 1);
3566 return;
Wenchao Xiad903a772013-08-27 20:38:25 +08003567 }
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003568 if (cmd->command_completion) {
Stefan Weile7ae7712015-03-08 19:30:01 +01003569 cmd->command_completion(mon->rs, nb_args, args[nb_args - 1]);
3570 return;
Hani Benhabilesbfa40f72014-04-13 16:25:06 +01003571 }
Wenchao Xiad903a772013-08-27 20:38:25 +08003572
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03003573 ptype = next_arg_type(cmd->args_type);
bellard81d09122004-07-14 17:21:37 +00003574 for(i = 0; i < nb_args - 2; i++) {
3575 if (*ptype != '\0') {
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03003576 ptype = next_arg_type(ptype);
bellard81d09122004-07-14 17:21:37 +00003577 while (*ptype == '?')
Luiz Capitulino4d76d2b2009-08-28 15:27:09 -03003578 ptype = next_arg_type(ptype);
bellard81d09122004-07-14 17:21:37 +00003579 }
3580 }
3581 str = args[nb_args - 1];
Kevin Wolf48fe86f2014-11-12 16:24:02 +01003582 while (*ptype == '-' && ptype[1] != '\0') {
Jan Kiszka3b6dbf22010-06-16 00:38:34 +02003583 ptype = next_arg_type(ptype);
Blue Swirl2a1704a2009-08-23 20:10:28 +00003584 }
bellard81d09122004-07-14 17:21:37 +00003585 switch(*ptype) {
3586 case 'F':
3587 /* file completion */
Wenchao Xiad2674b22013-08-27 20:38:16 +08003588 readline_set_completion_index(mon->rs, strlen(str));
Wenchao Xiacb8f68b2013-08-27 20:38:14 +08003589 file_completion(mon, str);
bellard81d09122004-07-14 17:21:37 +00003590 break;
3591 case 'B':
3592 /* block device name completion */
Wenchao Xia599a9262013-08-27 20:38:15 +08003593 readline_set_completion_index(mon->rs, strlen(str));
Max Reitzda27a002016-03-16 19:54:29 +01003594 while ((blk = blk_next(blk)) != NULL) {
3595 name = blk_name(blk);
Markus Armbrusterfea68bb2014-10-07 13:59:10 +02003596 if (str[0] == '\0' ||
3597 !strncmp(name, str, strlen(str))) {
3598 readline_add_completion(mon->rs, name);
3599 }
3600 }
bellard81d09122004-07-14 17:21:37 +00003601 break;
bellard7fe48482004-10-09 18:08:01 +00003602 case 's':
Wenchao Xia129be002013-08-27 20:38:26 +08003603 case 'S':
Hani Benhabiles29136cd2014-05-07 23:41:27 +01003604 if (!strcmp(cmd->name, "help|?")) {
Wenchao Xia7ca0e062013-08-27 20:38:27 +08003605 monitor_find_completion_by_table(mon, cmd_table,
3606 &args[1], nb_args - 1);
bellard7fe48482004-10-09 18:08:01 +00003607 }
3608 break;
bellard81d09122004-07-14 17:21:37 +00003609 default:
3610 break;
3611 }
3612 }
Wenchao Xiac35b6402013-08-27 20:38:24 +08003613}
3614
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003615static void monitor_find_completion(void *opaque,
Wenchao Xiac35b6402013-08-27 20:38:24 +08003616 const char *cmdline)
3617{
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003618 Monitor *mon = opaque;
Wenchao Xiac35b6402013-08-27 20:38:24 +08003619 char *args[MAX_ARGS];
3620 int nb_args, len;
3621
3622 /* 1. parse the cmdline */
3623 if (parse_cmdline(cmdline, &nb_args, args) < 0) {
3624 return;
3625 }
Wenchao Xiac35b6402013-08-27 20:38:24 +08003626
3627 /* if the line ends with a space, it means we want to complete the
3628 next arg */
3629 len = strlen(cmdline);
3630 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3631 if (nb_args >= MAX_ARGS) {
3632 goto cleanup;
3633 }
3634 args[nb_args++] = g_strdup("");
3635 }
3636
3637 /* 2. auto complete according to args */
3638 monitor_find_completion_by_table(mon, mon->cmd_table, args, nb_args);
Jan Kiszka03a63482010-06-16 00:38:33 +02003639
3640cleanup:
Wenchao Xiadcc70cd2013-08-27 20:38:22 +08003641 free_cmdline_args(args, nb_args);
bellard81d09122004-07-14 17:21:37 +00003642}
3643
aliguori731b0362009-03-05 23:01:42 +00003644static int monitor_can_read(void *opaque)
bellard9dc39cb2004-03-14 21:38:27 +00003645{
aliguori731b0362009-03-05 23:01:42 +00003646 Monitor *mon = opaque;
3647
Jan Kiszkac62313b2009-12-04 14:05:29 +01003648 return (mon->suspend_cnt == 0) ? 1 : 0;
bellard9dc39cb2004-03-14 21:38:27 +00003649}
3650
Marc-André Lureaud79bedf2016-09-12 13:18:59 +04003651static bool invalid_qmp_mode(const Monitor *mon, const char *cmd,
Markus Armbruster40861822015-05-29 10:27:16 +02003652 Error **errp)
Luiz Capitulino09069b12010-02-04 18:10:06 -02003653{
Marc-André Lureaud79bedf2016-09-12 13:18:59 +04003654 bool is_cap = g_str_equal(cmd, "qmp_capabilities");
Markus Armbrusterf994b252015-03-06 19:51:51 +01003655
3656 if (is_cap && mon->qmp.in_command_mode) {
Markus Armbruster40861822015-05-29 10:27:16 +02003657 error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND,
3658 "Capabilities negotiation is already complete, command "
Marc-André Lureaud79bedf2016-09-12 13:18:59 +04003659 "'%s' ignored", cmd);
Eric Blake2d5a8342015-04-15 09:19:23 -06003660 return true;
3661 }
Markus Armbrusterf994b252015-03-06 19:51:51 +01003662 if (!is_cap && !mon->qmp.in_command_mode) {
Markus Armbruster40861822015-05-29 10:27:16 +02003663 error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND,
3664 "Expecting capabilities negotiation with "
Marc-André Lureaud79bedf2016-09-12 13:18:59 +04003665 "'qmp_capabilities' before command '%s'", cmd);
Eric Blake2d5a8342015-04-15 09:19:23 -06003666 return true;
3667 }
3668 return false;
Luiz Capitulino09069b12010-02-04 18:10:06 -02003669}
3670
Luiz Capitulino2dbc8db2010-05-26 16:13:09 -03003671/*
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003672 * Input object checking rules
3673 *
3674 * 1. Input object must be a dict
3675 * 2. The "execute" key must exist
3676 * 3. The "execute" key must be a string
3677 * 4. If the "arguments" key exists, it must be a dict
3678 * 5. If the "id" key exists, it can be anything (ie. json-value)
3679 * 6. Any argument not listed above is considered invalid
3680 */
Markus Armbrusterba0510a2015-03-02 18:41:43 +01003681static QDict *qmp_check_input_obj(QObject *input_obj, Error **errp)
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003682{
3683 const QDictEntry *ent;
3684 int has_exec_key = 0;
3685 QDict *input_dict;
3686
3687 if (qobject_type(input_obj) != QTYPE_QDICT) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01003688 error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "object");
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003689 return NULL;
3690 }
3691
3692 input_dict = qobject_to_qdict(input_obj);
3693
3694 for (ent = qdict_first(input_dict); ent; ent = qdict_next(input_dict, ent)){
3695 const char *arg_name = qdict_entry_key(ent);
3696 const QObject *arg_obj = qdict_entry_value(ent);
3697
3698 if (!strcmp(arg_name, "execute")) {
3699 if (qobject_type(arg_obj) != QTYPE_QSTRING) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01003700 error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
3701 "execute", "string");
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003702 return NULL;
3703 }
3704 has_exec_key = 1;
3705 } else if (!strcmp(arg_name, "arguments")) {
3706 if (qobject_type(arg_obj) != QTYPE_QDICT) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01003707 error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
3708 "arguments", "object");
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003709 return NULL;
3710 }
Markus Armbruster779cec42015-06-08 10:44:30 +02003711 } else if (!strcmp(arg_name, "id")) {
3712 /* Any string is acceptable as "id", so nothing to check */
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003713 } else {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01003714 error_setg(errp, QERR_QMP_EXTRA_MEMBER, arg_name);
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003715 return NULL;
3716 }
3717 }
3718
3719 if (!has_exec_key) {
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01003720 error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "execute");
Luiz Capitulinoc917c8f2010-05-31 17:28:01 -03003721 return NULL;
3722 }
3723
3724 return input_dict;
3725}
3726
Paolo Bonzini95385fe2015-11-25 22:23:31 +01003727static void handle_qmp_command(JSONMessageParser *parser, GQueue *tokens)
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003728{
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003729 QObject *req, *rsp = NULL, *id = NULL;
3730 QDict *qdict = NULL;
Luiz Capitulino40e5a012011-10-21 16:15:31 -02003731 const char *cmd_name;
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003732 Monitor *mon = cur_mon;
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003733 Error *err = NULL;
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003734
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003735 req = json_parser_parse_err(tokens, NULL, &err);
3736 if (err || !req || qobject_type(req) != QTYPE_QDICT) {
3737 if (!err) {
3738 error_setg(&err, QERR_JSON_PARSING);
3739 }
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003740 goto err_out;
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003741 }
3742
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003743 qdict = qmp_check_input_obj(req, &err);
3744 if (!qdict) {
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003745 goto err_out;
3746 }
3747
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003748 id = qdict_get(qdict, "id");
3749 qobject_incref(id);
3750 qdict_del(qdict, "id");
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003751
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003752 cmd_name = qdict_get_str(qdict, "execute");
Stefan Hajnoczi89bd8202011-09-23 08:23:06 +01003753 trace_handle_qmp_command(mon, cmd_name);
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003754
3755 if (invalid_qmp_mode(mon, cmd_name, &err)) {
Eric Blake2d5a8342015-04-15 09:19:23 -06003756 goto err_out;
3757 }
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003758
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003759 rsp = qmp_dispatch(req);
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003760
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003761err_out:
Marc-André Lureau5c678ee2016-09-12 13:19:10 +04003762 if (err) {
3763 qdict = qdict_new();
3764 qdict_put_obj(qdict, "error", qmp_build_error_object(err));
3765 error_free(err);
3766 rsp = QOBJECT(qdict);
3767 }
3768
3769 if (rsp) {
3770 if (id) {
3771 qdict_put_obj(qobject_to_qdict(rsp), "id", id);
3772 id = NULL;
3773 }
3774
3775 monitor_json_emitter(mon, rsp);
3776 }
3777
3778 qobject_decref(id);
3779 qobject_decref(rsp);
3780 qobject_decref(req);
Luiz Capitulino5fa737a2009-11-26 22:59:01 -02003781}
3782
Markus Armbrusterc83fe232015-03-06 19:20:51 +01003783static void monitor_qmp_read(void *opaque, const uint8_t *buf, int size)
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003784{
3785 Monitor *old_mon = cur_mon;
3786
3787 cur_mon = opaque;
3788
Markus Armbruster74358f22015-03-06 19:35:59 +01003789 json_message_parser_feed(&cur_mon->qmp.parser, (const char *) buf, size);
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003790
3791 cur_mon = old_mon;
3792}
3793
aliguori731b0362009-03-05 23:01:42 +00003794static void monitor_read(void *opaque, const uint8_t *buf, int size)
bellard9dc39cb2004-03-14 21:38:27 +00003795{
aliguori731b0362009-03-05 23:01:42 +00003796 Monitor *old_mon = cur_mon;
bellard9dc39cb2004-03-14 21:38:27 +00003797 int i;
aliguori376253e2009-03-05 23:01:23 +00003798
aliguori731b0362009-03-05 23:01:42 +00003799 cur_mon = opaque;
bellard7e2515e2004-08-01 21:52:19 +00003800
aliguoricde76ee2009-03-05 23:01:51 +00003801 if (cur_mon->rs) {
3802 for (i = 0; i < size; i++)
3803 readline_handle_byte(cur_mon->rs, buf[i]);
3804 } else {
3805 if (size == 0 || buf[size - 1] != 0)
3806 monitor_printf(cur_mon, "corrupted command\n");
3807 else
Markus Armbruster7ef6cf62015-03-06 19:12:36 +01003808 handle_hmp_command(cur_mon, (char *)buf);
aliguoricde76ee2009-03-05 23:01:51 +00003809 }
aliguori731b0362009-03-05 23:01:42 +00003810
3811 cur_mon = old_mon;
3812}
aliguorid8f44602008-10-06 13:52:44 +00003813
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003814static void monitor_command_cb(void *opaque, const char *cmdline,
3815 void *readline_opaque)
bellard7e2515e2004-08-01 21:52:19 +00003816{
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003817 Monitor *mon = opaque;
3818
aliguori731b0362009-03-05 23:01:42 +00003819 monitor_suspend(mon);
Markus Armbruster7ef6cf62015-03-06 19:12:36 +01003820 handle_hmp_command(mon, cmdline);
aliguori731b0362009-03-05 23:01:42 +00003821 monitor_resume(mon);
aliguorid8f44602008-10-06 13:52:44 +00003822}
3823
aliguoricde76ee2009-03-05 23:01:51 +00003824int monitor_suspend(Monitor *mon)
aliguorid8f44602008-10-06 13:52:44 +00003825{
aliguoricde76ee2009-03-05 23:01:51 +00003826 if (!mon->rs)
3827 return -ENOTTY;
aliguori731b0362009-03-05 23:01:42 +00003828 mon->suspend_cnt++;
aliguoricde76ee2009-03-05 23:01:51 +00003829 return 0;
aliguorid8f44602008-10-06 13:52:44 +00003830}
3831
aliguori376253e2009-03-05 23:01:23 +00003832void monitor_resume(Monitor *mon)
aliguorid8f44602008-10-06 13:52:44 +00003833{
aliguoricde76ee2009-03-05 23:01:51 +00003834 if (!mon->rs)
3835 return;
aliguori731b0362009-03-05 23:01:42 +00003836 if (--mon->suspend_cnt == 0)
3837 readline_show_prompt(mon->rs);
bellard7e2515e2004-08-01 21:52:19 +00003838}
3839
Luiz Capitulinoca9567e2010-02-04 18:10:04 -02003840static QObject *get_qmp_greeting(void)
3841{
Luiz Capitulinob9c15f12011-08-26 17:38:13 -03003842 QObject *ver = NULL;
Luiz Capitulinoca9567e2010-02-04 18:10:04 -02003843
Markus Armbruster7fad30f2015-09-16 13:06:19 +02003844 qmp_marshal_query_version(NULL, &ver, NULL);
Marc-André Lureauc8235012016-09-12 13:19:04 +04003845
3846 return qobject_from_jsonf("{'QMP': {'version': %p, 'capabilities': []}}",
3847 ver);
Luiz Capitulinoca9567e2010-02-04 18:10:04 -02003848}
3849
Markus Armbrusterc83fe232015-03-06 19:20:51 +01003850static void monitor_qmp_event(void *opaque, int event)
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003851{
Luiz Capitulino47116d12010-02-08 17:01:30 -02003852 QObject *data;
3853 Monitor *mon = opaque;
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003854
Luiz Capitulino47116d12010-02-08 17:01:30 -02003855 switch (event) {
3856 case CHR_EVENT_OPENED:
Markus Armbrusterf994b252015-03-06 19:51:51 +01003857 mon->qmp.in_command_mode = false;
Luiz Capitulinoca9567e2010-02-04 18:10:04 -02003858 data = get_qmp_greeting();
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003859 monitor_json_emitter(mon, data);
3860 qobject_decref(data);
Corey Bryantefb87c12012-08-14 16:43:48 -04003861 mon_refcount++;
Luiz Capitulino47116d12010-02-08 17:01:30 -02003862 break;
3863 case CHR_EVENT_CLOSED:
Markus Armbruster74358f22015-03-06 19:35:59 +01003864 json_message_parser_destroy(&mon->qmp.parser);
3865 json_message_parser_init(&mon->qmp.parser, handle_qmp_command);
Corey Bryantefb87c12012-08-14 16:43:48 -04003866 mon_refcount--;
3867 monitor_fdsets_cleanup();
Luiz Capitulino47116d12010-02-08 17:01:30 -02003868 break;
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003869 }
3870}
3871
aliguori731b0362009-03-05 23:01:42 +00003872static void monitor_event(void *opaque, int event)
ths86e94de2007-01-05 22:01:59 +00003873{
aliguori376253e2009-03-05 23:01:23 +00003874 Monitor *mon = opaque;
3875
aliguori2724b182009-03-05 23:01:47 +00003876 switch (event) {
3877 case CHR_EVENT_MUX_IN:
Paolo Bonzini6cff3e82014-06-18 08:43:59 +02003878 qemu_mutex_lock(&mon->out_lock);
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003879 mon->mux_out = 0;
Paolo Bonzini6cff3e82014-06-18 08:43:59 +02003880 qemu_mutex_unlock(&mon->out_lock);
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003881 if (mon->reset_seen) {
3882 readline_restart(mon->rs);
3883 monitor_resume(mon);
3884 monitor_flush(mon);
3885 } else {
3886 mon->suspend_cnt = 0;
3887 }
aliguori2724b182009-03-05 23:01:47 +00003888 break;
ths86e94de2007-01-05 22:01:59 +00003889
aliguori2724b182009-03-05 23:01:47 +00003890 case CHR_EVENT_MUX_OUT:
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003891 if (mon->reset_seen) {
3892 if (mon->suspend_cnt == 0) {
3893 monitor_printf(mon, "\n");
3894 }
3895 monitor_flush(mon);
3896 monitor_suspend(mon);
3897 } else {
3898 mon->suspend_cnt++;
3899 }
Paolo Bonzini6cff3e82014-06-18 08:43:59 +02003900 qemu_mutex_lock(&mon->out_lock);
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003901 mon->mux_out = 1;
Paolo Bonzini6cff3e82014-06-18 08:43:59 +02003902 qemu_mutex_unlock(&mon->out_lock);
aliguori2724b182009-03-05 23:01:47 +00003903 break;
3904
Amit Shahb6b8df52009-10-07 18:31:16 +05303905 case CHR_EVENT_OPENED:
aliguori2724b182009-03-05 23:01:47 +00003906 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3907 "information\n", QEMU_VERSION);
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003908 if (!mon->mux_out) {
Stratos Psomadakise5554e22014-09-15 15:34:57 +03003909 readline_restart(mon->rs);
aliguori2724b182009-03-05 23:01:47 +00003910 readline_show_prompt(mon->rs);
Gerd Hoffmanna7aec5d2009-09-10 10:58:54 +02003911 }
3912 mon->reset_seen = 1;
Corey Bryantefb87c12012-08-14 16:43:48 -04003913 mon_refcount++;
3914 break;
3915
3916 case CHR_EVENT_CLOSED:
3917 mon_refcount--;
3918 monitor_fdsets_cleanup();
aliguori2724b182009-03-05 23:01:47 +00003919 break;
3920 }
ths86e94de2007-01-05 22:01:59 +00003921}
3922
Wayne Xia816f8922011-10-12 11:32:41 +08003923static int
3924compare_mon_cmd(const void *a, const void *b)
3925{
3926 return strcmp(((const mon_cmd_t *)a)->name,
3927 ((const mon_cmd_t *)b)->name);
3928}
3929
3930static void sortcmdlist(void)
3931{
3932 int array_num;
3933 int elem_size = sizeof(mon_cmd_t);
3934
3935 array_num = sizeof(mon_cmds)/elem_size-1;
3936 qsort((void *)mon_cmds, array_num, elem_size, compare_mon_cmd);
3937
3938 array_num = sizeof(info_cmds)/elem_size-1;
3939 qsort((void *)info_cmds, array_num, elem_size, compare_mon_cmd);
3940}
3941
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003942/* These functions just adapt the readline interface in a typesafe way. We
3943 * could cast function pointers but that discards compiler checks.
3944 */
Stefan Weild5d15072014-01-25 18:18:23 +01003945static void GCC_FMT_ATTR(2, 3) monitor_readline_printf(void *opaque,
3946 const char *fmt, ...)
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003947{
3948 va_list ap;
3949 va_start(ap, fmt);
3950 monitor_vprintf(opaque, fmt, ap);
3951 va_end(ap);
3952}
3953
3954static void monitor_readline_flush(void *opaque)
3955{
3956 monitor_flush(opaque);
3957}
3958
Paolo Bonzinid622cb52014-06-18 08:44:00 +02003959static void __attribute__((constructor)) monitor_lock_init(void)
3960{
3961 qemu_mutex_init(&monitor_lock);
3962}
3963
aliguori731b0362009-03-05 23:01:42 +00003964void monitor_init(CharDriverState *chr, int flags)
bellard9dc39cb2004-03-14 21:38:27 +00003965{
aliguori731b0362009-03-05 23:01:42 +00003966 static int is_first_init = 1;
aliguori87127162009-03-05 23:01:29 +00003967 Monitor *mon;
ths20d8a3e2007-02-18 17:04:49 +00003968
3969 if (is_first_init) {
Wenchao Xia43a14cf2014-06-18 08:43:31 +02003970 monitor_qapi_event_init();
Wenchao Xiad0383172013-08-27 20:38:18 +08003971 sortcmdlist();
ths20d8a3e2007-02-18 17:04:49 +00003972 is_first_init = 0;
3973 }
aliguori87127162009-03-05 23:01:29 +00003974
Wenchao Xiab01fe892013-08-27 20:38:19 +08003975 mon = g_malloc(sizeof(*mon));
3976 monitor_data_init(mon);
ths20d8a3e2007-02-18 17:04:49 +00003977
aliguori87127162009-03-05 23:01:29 +00003978 mon->chr = chr;
aliguori731b0362009-03-05 23:01:42 +00003979 mon->flags = flags;
aliguoricde76ee2009-03-05 23:01:51 +00003980 if (flags & MONITOR_USE_READLINE) {
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01003981 mon->rs = readline_init(monitor_readline_printf,
3982 monitor_readline_flush,
3983 mon,
3984 monitor_find_completion);
aliguoricde76ee2009-03-05 23:01:51 +00003985 monitor_read_command(mon, 0);
3986 }
aliguori87127162009-03-05 23:01:29 +00003987
Markus Armbruster9f3982f2015-03-06 19:56:38 +01003988 if (monitor_is_qmp(mon)) {
Markus Armbrusterc83fe232015-03-06 19:20:51 +01003989 qemu_chr_add_handlers(chr, monitor_can_read, monitor_qmp_read,
3990 monitor_qmp_event, mon);
Anthony Liguori15f31512011-08-15 11:17:35 -05003991 qemu_chr_fe_set_echo(chr, true);
Markus Armbruster74358f22015-03-06 19:35:59 +01003992 json_message_parser_init(&mon->qmp.parser, handle_qmp_command);
Luiz Capitulino9b57c022009-11-26 22:58:58 -02003993 } else {
3994 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
3995 monitor_event, mon);
3996 }
aliguori87127162009-03-05 23:01:29 +00003997
Paolo Bonzinid622cb52014-06-18 08:44:00 +02003998 qemu_mutex_lock(&monitor_lock);
Blue Swirl72cf2d42009-09-12 07:36:22 +00003999 QLIST_INSERT_HEAD(&mon_list, mon, entry);
Paolo Bonzinid622cb52014-06-18 08:44:00 +02004000 qemu_mutex_unlock(&monitor_lock);
bellard7e2515e2004-08-01 21:52:19 +00004001}
4002
Marc-André Lureau2ef45712016-08-01 15:23:42 +04004003void monitor_cleanup(void)
4004{
4005 Monitor *mon, *next;
4006
4007 qemu_mutex_lock(&monitor_lock);
4008 QLIST_FOREACH_SAFE(mon, &mon_list, entry, next) {
4009 QLIST_REMOVE(mon, entry);
4010 monitor_data_destroy(mon);
4011 g_free(mon);
4012 }
4013 qemu_mutex_unlock(&monitor_lock);
4014}
4015
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01004016static void bdrv_password_cb(void *opaque, const char *password,
4017 void *readline_opaque)
bellard7e2515e2004-08-01 21:52:19 +00004018{
Stefan Hajnoczic60bf332013-11-14 11:54:14 +01004019 Monitor *mon = opaque;
4020 BlockDriverState *bs = readline_opaque;
aliguoribb5fc202009-03-05 23:01:15 +00004021 int ret = 0;
Markus Armbruster4d2855a2015-01-29 10:37:00 +01004022 Error *local_err = NULL;
bellard7e2515e2004-08-01 21:52:19 +00004023
Markus Armbruster4d2855a2015-01-29 10:37:00 +01004024 bdrv_add_key(bs, password, &local_err);
4025 if (local_err) {
Markus Armbruster193227f2015-12-18 16:35:06 +01004026 error_report_err(local_err);
aliguoribb5fc202009-03-05 23:01:15 +00004027 ret = -EPERM;
bellard7e2515e2004-08-01 21:52:19 +00004028 }
aliguori731b0362009-03-05 23:01:42 +00004029 if (mon->password_completion_cb)
4030 mon->password_completion_cb(mon->password_opaque, ret);
aliguoribb5fc202009-03-05 23:01:15 +00004031
aliguori731b0362009-03-05 23:01:42 +00004032 monitor_read_command(mon, 1);
bellard9dc39cb2004-03-14 21:38:27 +00004033}
aliguoric0f4ce72009-03-05 23:01:01 +00004034
Luiz Capitulino0bbc47b2010-02-10 23:50:01 -02004035int monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
Markus Armbruster097310b2014-10-07 13:59:15 +02004036 BlockCompletionFunc *completion_cb,
Luiz Capitulino0bbc47b2010-02-10 23:50:01 -02004037 void *opaque)
aliguoric0f4ce72009-03-05 23:01:01 +00004038{
aliguoricde76ee2009-03-05 23:01:51 +00004039 int err;
4040
aliguori376253e2009-03-05 23:01:23 +00004041 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4042 bdrv_get_encrypted_filename(bs));
aliguoribb5fc202009-03-05 23:01:15 +00004043
aliguori731b0362009-03-05 23:01:42 +00004044 mon->password_completion_cb = completion_cb;
4045 mon->password_opaque = opaque;
aliguoribb5fc202009-03-05 23:01:15 +00004046
aliguoricde76ee2009-03-05 23:01:51 +00004047 err = monitor_read_password(mon, bdrv_password_cb, bs);
4048
4049 if (err && completion_cb)
4050 completion_cb(opaque, err);
Luiz Capitulino0bbc47b2010-02-10 23:50:01 -02004051
4052 return err;
aliguoric0f4ce72009-03-05 23:01:01 +00004053}
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004054
4055int monitor_read_block_device_key(Monitor *mon, const char *device,
Markus Armbruster097310b2014-10-07 13:59:15 +02004056 BlockCompletionFunc *completion_cb,
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004057 void *opaque)
4058{
Markus Armbruster9b14e0e2015-03-12 17:26:48 +01004059 Error *err = NULL;
Fam Zheng55606252015-03-02 19:36:46 +08004060 BlockBackend *blk;
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004061
Fam Zheng55606252015-03-02 19:36:46 +08004062 blk = blk_by_name(device);
4063 if (!blk) {
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004064 monitor_printf(mon, "Device not found %s\n", device);
4065 return -1;
4066 }
Max Reitz5433c242015-10-19 17:53:29 +02004067 if (!blk_bs(blk)) {
4068 monitor_printf(mon, "Device '%s' has no medium\n", device);
4069 return -1;
4070 }
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004071
Markus Armbruster9b14e0e2015-03-12 17:26:48 +01004072 bdrv_add_key(blk_bs(blk), NULL, &err);
4073 if (err) {
4074 error_free(err);
4075 return monitor_read_bdrv_key_start(mon, blk_bs(blk), completion_cb, opaque);
4076 }
4077
4078 if (completion_cb) {
4079 completion_cb(opaque, 0);
4080 }
4081 return 0;
Luiz Capitulinoe42e8182011-11-22 17:58:31 -02004082}
Paolo Bonzini4d454572012-11-26 16:03:42 +01004083
4084QemuOptsList qemu_mon_opts = {
4085 .name = "mon",
4086 .implied_opt_name = "chardev",
4087 .head = QTAILQ_HEAD_INITIALIZER(qemu_mon_opts.head),
4088 .desc = {
4089 {
4090 .name = "mode",
4091 .type = QEMU_OPT_STRING,
4092 },{
4093 .name = "chardev",
4094 .type = QEMU_OPT_STRING,
4095 },{
4096 .name = "default",
4097 .type = QEMU_OPT_BOOL,
4098 },{
4099 .name = "pretty",
4100 .type = QEMU_OPT_BOOL,
4101 },
4102 { /* end of list */ }
4103 },
4104};
Marcelo Tosattif2ae8ab2014-06-24 18:55:11 -03004105
4106#ifndef TARGET_I386
4107void qmp_rtc_reset_reinjection(Error **errp)
4108{
Markus Armbrusterc6bd8c72015-03-17 11:54:50 +01004109 error_setg(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection");
Marcelo Tosattif2ae8ab2014-06-24 18:55:11 -03004110}
4111#endif
Jason J. Herne7ee0c3e2015-06-26 14:03:16 -04004112
4113#ifndef TARGET_S390X
4114void qmp_dump_skeys(const char *filename, Error **errp)
4115{
4116 error_setg(errp, QERR_FEATURE_DISABLED, "dump-skeys");
4117}
4118#endif
Peter Xuae50a772016-03-30 17:27:24 +01004119
4120#ifndef TARGET_ARM
4121GICCapabilityList *qmp_query_gic_capabilities(Error **errp)
4122{
4123 error_setg(errp, QERR_FEATURE_DISABLED, "query-gic-capabilities");
4124 return NULL;
4125}
4126#endif
Igor Mammedovd4633542016-06-10 06:29:06 +05304127
4128HotpluggableCPUList *qmp_query_hotpluggable_cpus(Error **errp)
4129{
4130 MachineState *ms = MACHINE(qdev_get_machine());
4131 MachineClass *mc = MACHINE_GET_CLASS(ms);
4132
4133 if (!mc->query_hotpluggable_cpus) {
4134 error_setg(errp, QERR_FEATURE_DISABLED, "query-hotpluggable-cpus");
4135 return NULL;
4136 }
4137
4138 return mc->query_hotpluggable_cpus(ms);
4139}