bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU monitor |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 3 | * |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4 | * Copyright (c) 2003-2004 Fabrice Bellard |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 5 | * |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 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 | */ |
Markus Armbruster | e688df6 | 2018-02-01 12:18:31 +0100 | [diff] [blame] | 24 | |
Joshua Duong | c984de5 | 2018-09-09 22:10:37 -0700 | [diff] [blame] | 25 | #ifdef _MSC_VER |
| 26 | #define USE_QEMU_DIRENT |
| 27 | #endif |
Peter Maydell | d38ea87 | 2016-01-29 17:50:05 +0000 | [diff] [blame] | 28 | #include "qemu/osdep.h" |
Joshua Duong | c984de5 | 2018-09-09 22:10:37 -0700 | [diff] [blame] | 29 | #ifndef _MSC_VER |
blueswir1 | 511d2b1 | 2009-03-07 15:32:56 +0000 | [diff] [blame] | 30 | #include <dirent.h> |
Joshua Duong | c984de5 | 2018-09-09 22:10:37 -0700 | [diff] [blame] | 31 | #endif |
Paolo Bonzini | 33c1187 | 2016-03-15 16:58:45 +0100 | [diff] [blame] | 32 | #include "cpu.h" |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 33 | #include "hw/hw.h" |
Paolo Bonzini | b4a42f8 | 2013-02-04 11:37:52 +0100 | [diff] [blame] | 34 | #include "monitor/qdev.h" |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 35 | #include "hw/usb.h" |
Michael S. Tsirkin | a2cb15b | 2012-12-12 14:24:50 +0200 | [diff] [blame] | 36 | #include "hw/pci/pci.h" |
Paolo Bonzini | 0d09e41 | 2013-02-05 17:06:20 +0100 | [diff] [blame] | 37 | #include "sysemu/watchdog.h" |
Gerd Hoffmann | 45a50b1 | 2009-10-01 16:42:33 +0200 | [diff] [blame] | 38 | #include "hw/loader.h" |
Paolo Bonzini | 022c62c | 2012-12-17 18:19:49 +0100 | [diff] [blame] | 39 | #include "exec/gdbstub.h" |
Paolo Bonzini | 1422e32 | 2012-10-24 08:43:34 +0200 | [diff] [blame] | 40 | #include "net/net.h" |
Mark McLoughlin | 68ac40d | 2009-11-25 18:48:54 +0000 | [diff] [blame] | 41 | #include "net/slirp.h" |
Marc-André Lureau | 4d43a60 | 2017-01-26 18:26:44 +0400 | [diff] [blame] | 42 | #include "chardev/char-fe.h" |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 43 | #include "chardev/char-io.h" |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 44 | #include "chardev/char-mux.h" |
Gerd Hoffmann | 7572150 | 2010-10-07 12:22:54 +0200 | [diff] [blame] | 45 | #include "ui/qemu-spice.h" |
Eduardo Habkost | e35704b | 2015-02-08 16:51:16 -0200 | [diff] [blame] | 46 | #include "sysemu/numa.h" |
Paolo Bonzini | 83c9089 | 2012-12-17 18:19:49 +0100 | [diff] [blame] | 47 | #include "monitor/monitor.h" |
Marc-André Lureau | 213dcb0 | 2016-12-12 20:22:24 +0300 | [diff] [blame] | 48 | #include "qemu/config-file.h" |
Stefan Hajnoczi | 0150cd8 | 2013-11-14 11:54:15 +0100 | [diff] [blame] | 49 | #include "qemu/readline.h" |
Paolo Bonzini | 28ecbae | 2012-11-28 12:06:30 +0100 | [diff] [blame] | 50 | #include "ui/console.h" |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 51 | #include "ui/input.h" |
Paolo Bonzini | 9c17d61 | 2012-12-17 18:20:04 +0100 | [diff] [blame] | 52 | #include "sysemu/blockdev.h" |
Max Reitz | da27a00 | 2016-03-16 19:54:29 +0100 | [diff] [blame] | 53 | #include "sysemu/block-backend.h" |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 54 | #include "audio/audio.h" |
Paolo Bonzini | 76cad71 | 2012-10-24 11:12:21 +0200 | [diff] [blame] | 55 | #include "disas/disas.h" |
Paolo Bonzini | 9c17d61 | 2012-12-17 18:20:04 +0100 | [diff] [blame] | 56 | #include "sysemu/balloon.h" |
Paolo Bonzini | 1de7afc | 2012-12-17 18:20:00 +0100 | [diff] [blame] | 57 | #include "qemu/timer.h" |
Vincent Palatin | b394662 | 2017-01-10 11:59:55 +0100 | [diff] [blame] | 58 | #include "sysemu/hw_accel.h" |
Paolo Bonzini | 1de7afc | 2012-12-17 18:20:00 +0100 | [diff] [blame] | 59 | #include "qemu/acl.h" |
Paolo Bonzini | bdee56f | 2013-04-02 18:28:41 +0200 | [diff] [blame] | 60 | #include "sysemu/tpm.h" |
Markus Armbruster | 452fcdb | 2018-02-01 12:18:39 +0100 | [diff] [blame] | 61 | #include "qapi/qmp/qdict.h" |
Markus Armbruster | cc7a8ea | 2015-03-17 17:22:46 +0100 | [diff] [blame] | 62 | #include "qapi/qmp/qerror.h" |
Markus Armbruster | 15280c3 | 2018-02-01 12:18:36 +0100 | [diff] [blame] | 63 | #include "qapi/qmp/qnum.h" |
Markus Armbruster | fc81fa1 | 2018-02-01 12:18:40 +0100 | [diff] [blame] | 64 | #include "qapi/qmp/qstring.h" |
Paolo Bonzini | 7b1b5d1 | 2012-12-17 18:19:43 +0100 | [diff] [blame] | 65 | #include "qapi/qmp/qjson.h" |
| 66 | #include "qapi/qmp/json-streamer.h" |
| 67 | #include "qapi/qmp/json-parser.h" |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 68 | #include "qapi/qmp/qlist.h" |
Markus Armbruster | a9c9427 | 2016-06-22 19:11:19 +0200 | [diff] [blame] | 69 | #include "qom/object_interfaces.h" |
Daniel P. Berrange | 0ab8ed1 | 2017-01-25 16:14:15 +0000 | [diff] [blame] | 70 | #include "trace-root.h" |
Lluís | 31965ae | 2011-08-31 20:31:24 +0200 | [diff] [blame] | 71 | #include "trace/control.h" |
Pavel Butsykin | bf95728 | 2015-09-10 18:38:59 +0300 | [diff] [blame] | 72 | #include "monitor/hmp-target.h" |
Lluís | 6d8a764 | 2011-08-31 20:30:43 +0200 | [diff] [blame] | 73 | #ifdef CONFIG_TRACE_SIMPLE |
Lluís | 31965ae | 2011-08-31 20:31:24 +0200 | [diff] [blame] | 74 | #include "trace/simple.h" |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 75 | #endif |
Paolo Bonzini | 022c62c | 2012-12-17 18:19:49 +0100 | [diff] [blame] | 76 | #include "exec/memory.h" |
Paolo Bonzini | 63c9155 | 2016-03-15 13:18:37 +0100 | [diff] [blame] | 77 | #include "exec/exec-all.h" |
Paolo Bonzini | 03dd024 | 2015-12-15 13:16:16 +0100 | [diff] [blame] | 78 | #include "qemu/log.h" |
Markus Armbruster | 922a01a | 2018-02-01 12:18:46 +0100 | [diff] [blame] | 79 | #include "qemu/option.h" |
Anthony Liguori | 48a32be | 2011-09-02 12:34:48 -0500 | [diff] [blame] | 80 | #include "hmp.h" |
Paolo Bonzini | 1de7afc | 2012-12-17 18:20:00 +0100 | [diff] [blame] | 81 | #include "qemu/thread.h" |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 82 | #include "block/qapi.h" |
Markus Armbruster | eb815e2 | 2018-02-11 10:36:05 +0100 | [diff] [blame] | 83 | #include "qapi/qapi-commands.h" |
| 84 | #include "qapi/qapi-events.h" |
Markus Armbruster | e688df6 | 2018-02-01 12:18:31 +0100 | [diff] [blame] | 85 | #include "qapi/error.h" |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 86 | #include "qapi/qmp-event.h" |
Markus Armbruster | eb815e2 | 2018-02-11 10:36:05 +0100 | [diff] [blame] | 87 | #include "qapi/qapi-introspect.h" |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 88 | #include "sysemu/qtest.h" |
Paolo Bonzini | d2528bd | 2017-03-03 12:01:16 +0100 | [diff] [blame] | 89 | #include "sysemu/cpus.h" |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 90 | #include "sysemu/iothread.h" |
Veronia Bahaa | f348b6d | 2016-03-20 19:16:19 +0200 | [diff] [blame] | 91 | #include "qemu/cutils.h" |
Jan Kiszka | 661f192 | 2011-10-16 11:53:13 +0200 | [diff] [blame] | 92 | |
Jason J. Herne | a4538a5 | 2015-06-26 14:07:21 -0400 | [diff] [blame] | 93 | #if defined(TARGET_S390X) |
| 94 | #include "hw/s390x/storage-keys.h" |
Claudio Imbrenda | f860d49 | 2016-08-15 18:44:04 +0200 | [diff] [blame] | 95 | #include "hw/s390x/storage-attributes.h" |
Jason J. Herne | a4538a5 | 2015-06-26 14:07:21 -0400 | [diff] [blame] | 96 | #endif |
| 97 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 98 | /* |
| 99 | * Supported types: |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 100 | * |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 101 | * 'F' filename |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 102 | * 'B' block device name |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 103 | * 's' string (accept optional quote) |
Wenchao Xia | 129be00 | 2013-08-27 20:38:26 +0800 | [diff] [blame] | 104 | * 'S' it just appends the rest of the string (accept optional quote) |
Markus Armbruster | 361127d | 2010-02-10 20:24:35 +0100 | [diff] [blame] | 105 | * 'O' option string of the form NAME=VALUE,... |
| 106 | * parsed according to QemuOptsList given by its name |
| 107 | * Example: 'device:O' uses qemu_device_opts. |
| 108 | * Restriction: only lists with empty desc are supported |
| 109 | * TODO lift the restriction |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 110 | * 'i' 32 bit integer |
| 111 | * 'l' target long (32 or 64 bit) |
Luiz Capitulino | 9116284 | 2012-04-26 17:34:30 -0300 | [diff] [blame] | 112 | * 'M' Non-negative target long (32 or 64 bit), in user mode the |
| 113 | * value is multiplied by 2^20 (think Mebibyte) |
Jes Sorensen | dbc0c67 | 2010-10-21 17:15:47 +0200 | [diff] [blame] | 114 | * 'o' octets (aka bytes) |
Kevin Wolf | 5e00984 | 2013-06-05 14:19:27 +0200 | [diff] [blame] | 115 | * user mode accepts an optional E, e, P, p, T, t, G, g, M, m, |
| 116 | * K, k suffix, which multiplies the value by 2^60 for suffixes E |
| 117 | * and e, 2^50 for suffixes P and p, 2^40 for suffixes T and t, |
| 118 | * 2^30 for suffixes G and g, 2^20 for M and m, 2^10 for K and k |
Markus Armbruster | fccfb11e | 2010-01-25 14:23:06 +0100 | [diff] [blame] | 119 | * 'T' double |
| 120 | * user mode accepts an optional ms, us, ns suffix, |
| 121 | * which divides the value by 1e3, 1e6, 1e9, respectively |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 122 | * '/' optional gdb-like print format (like "/10x") |
| 123 | * |
Luiz Capitulino | fb46660 | 2009-08-28 15:27:27 -0300 | [diff] [blame] | 124 | * '?' optional type (for all types, except '/') |
| 125 | * '.' other form of optional type (for 'i' and 'l') |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 126 | * 'b' boolean |
| 127 | * user mode accepts "on" or "off" |
Luiz Capitulino | fb46660 | 2009-08-28 15:27:27 -0300 | [diff] [blame] | 128 | * '-' optional parameter (eg. '-f') |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 129 | * |
| 130 | */ |
| 131 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 132 | typedef struct mon_cmd_t { |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 133 | const char *name; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 134 | const char *args_type; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 135 | const char *params; |
| 136 | const char *help; |
Marc-André Lureau | 2b9e357 | 2016-09-12 13:19:06 +0400 | [diff] [blame] | 137 | void (*cmd)(Monitor *mon, const QDict *qdict); |
| 138 | /* @sub_table is a list of 2nd level of commands. If it does not exist, |
| 139 | * cmd should be used. If it exists, sub_table[?].cmd should be |
| 140 | * used, and cmd of 1st level plays the role of help function. |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 141 | */ |
| 142 | struct mon_cmd_t *sub_table; |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 143 | void (*command_completion)(ReadLineState *rs, int nb_args, const char *str); |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 144 | } mon_cmd_t; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 145 | |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 146 | /* file descriptors passed via SCM_RIGHTS */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 147 | typedef struct mon_fd_t mon_fd_t; |
| 148 | struct mon_fd_t { |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 149 | char *name; |
| 150 | int fd; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 151 | QLIST_ENTRY(mon_fd_t) next; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 152 | }; |
| 153 | |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 154 | /* file descriptor associated with a file descriptor set */ |
| 155 | typedef struct MonFdsetFd MonFdsetFd; |
| 156 | struct MonFdsetFd { |
| 157 | int fd; |
| 158 | bool removed; |
| 159 | char *opaque; |
| 160 | QLIST_ENTRY(MonFdsetFd) next; |
| 161 | }; |
| 162 | |
| 163 | /* file descriptor set containing fds passed via SCM_RIGHTS */ |
| 164 | typedef struct MonFdset MonFdset; |
| 165 | struct MonFdset { |
| 166 | int64_t id; |
| 167 | QLIST_HEAD(, MonFdsetFd) fds; |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 168 | QLIST_HEAD(, MonFdsetFd) dup_fds; |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 169 | QLIST_ENTRY(MonFdset) next; |
| 170 | }; |
| 171 | |
Markus Armbruster | 74358f2 | 2015-03-06 19:35:59 +0100 | [diff] [blame] | 172 | typedef struct { |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 173 | JSONMessageParser parser; |
Markus Armbruster | f994b25 | 2015-03-06 19:51:51 +0100 | [diff] [blame] | 174 | /* |
| 175 | * When a client connects, we're in capabilities negotiation mode. |
| 176 | * When command qmp_capabilities succeeds, we go into command |
| 177 | * mode. |
| 178 | */ |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 179 | QmpCommandList *commands; |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 180 | bool qmp_caps[QMP_CAPABILITY__MAX]; |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 181 | /* |
| 182 | * Protects qmp request/response queue. Please take monitor_lock |
| 183 | * first when used together. |
| 184 | */ |
| 185 | QemuMutex qmp_queue_lock; |
| 186 | /* Input queue that holds all the parsed QMP requests */ |
| 187 | GQueue *qmp_requests; |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 188 | /* Output queue contains all the QMP responses in order */ |
| 189 | GQueue *qmp_responses; |
Markus Armbruster | 74358f2 | 2015-03-06 19:35:59 +0100 | [diff] [blame] | 190 | } MonitorQMP; |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 191 | |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 192 | /* |
| 193 | * To prevent flooding clients, events can be throttled. The |
| 194 | * throttling is calculated globally, rather than per-Monitor |
| 195 | * instance. |
| 196 | */ |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 197 | typedef struct MonitorQAPIEventState { |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 198 | QAPIEvent event; /* Throttling state for this event type and... */ |
| 199 | QDict *data; /* ... data, see qapi_event_throttle_equal() */ |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 200 | QEMUTimer *timer; /* Timer for handling delayed events */ |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 201 | QDict *qdict; /* Delayed event (if any) */ |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 202 | } MonitorQAPIEventState; |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 203 | |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 204 | typedef struct { |
| 205 | int64_t rate; /* Minimum time (in ns) between two events */ |
| 206 | } MonitorQAPIEventConf; |
| 207 | |
aliguori | 8712716 | 2009-03-05 23:01:29 +0000 | [diff] [blame] | 208 | struct Monitor { |
Marc-André Lureau | 32a6ebe | 2016-10-22 12:52:52 +0300 | [diff] [blame] | 209 | CharBackend chr; |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 210 | int reset_seen; |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 211 | int flags; |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 212 | int suspend_cnt; /* Needs to be accessed atomically */ |
Luiz Capitulino | 48c043d | 2013-04-02 15:07:33 -0400 | [diff] [blame] | 213 | bool skip_flush; |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 214 | bool use_io_thr; |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 215 | |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 216 | /* We can't access guest memory when holding the lock */ |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 217 | QemuMutex out_lock; |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 218 | QString *outbuf; |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 219 | guint out_watch; |
| 220 | |
| 221 | /* Read under either BQL or out_lock, written with BQL+out_lock. */ |
| 222 | int mux_out; |
| 223 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 224 | ReadLineState *rs; |
Markus Armbruster | 74358f2 | 2015-03-06 19:35:59 +0100 | [diff] [blame] | 225 | MonitorQMP qmp; |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 226 | gchar *mon_cpu_path; |
Markus Armbruster | 097310b | 2014-10-07 13:59:15 +0200 | [diff] [blame] | 227 | BlockCompletionFunc *password_completion_cb; |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 228 | void *password_opaque; |
Wenchao Xia | 7717239 | 2013-08-27 20:38:20 +0800 | [diff] [blame] | 229 | mon_cmd_t *cmd_table; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 230 | QLIST_HEAD(,mon_fd_t) fds; |
Peter Xu | 238d9f3 | 2018-03-09 16:59:51 +0800 | [diff] [blame] | 231 | QTAILQ_ENTRY(Monitor) entry; |
aliguori | 8712716 | 2009-03-05 23:01:29 +0000 | [diff] [blame] | 232 | }; |
| 233 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 234 | /* Let's add monitor global variables to this struct. */ |
| 235 | static struct { |
| 236 | IOThread *mon_iothread; |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 237 | /* Bottom half to dispatch the requests received from IO thread */ |
| 238 | QEMUBH *qmp_dispatcher_bh; |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 239 | /* Bottom half to deliver the responses back to clients */ |
| 240 | QEMUBH *qmp_respond_bh; |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 241 | } mon_global; |
| 242 | |
Peter Xu | 6d2d563 | 2018-03-26 14:38:55 +0800 | [diff] [blame] | 243 | struct QMPRequest { |
| 244 | /* Owner of the request */ |
| 245 | Monitor *mon; |
| 246 | /* "id" field of the request */ |
| 247 | QObject *id; |
| 248 | /* Request object to be handled */ |
| 249 | QObject *req; |
| 250 | /* |
| 251 | * Whether we need to resume the monitor afterward. This flag is |
| 252 | * used to emulate the old QMP server behavior that the current |
| 253 | * command must be completed before execution of the next one. |
| 254 | */ |
| 255 | bool need_resume; |
| 256 | }; |
| 257 | typedef struct QMPRequest QMPRequest; |
| 258 | |
Luiz Capitulino | 2dbc8db | 2010-05-26 16:13:09 -0300 | [diff] [blame] | 259 | /* QMP checker flags */ |
| 260 | #define QMP_ACCEPT_UNKNOWNS 1 |
| 261 | |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 262 | /* Protects mon_list, monitor_event_state. */ |
| 263 | static QemuMutex monitor_lock; |
| 264 | |
Peter Xu | 238d9f3 | 2018-03-09 16:59:51 +0800 | [diff] [blame] | 265 | static QTAILQ_HEAD(mon_list, Monitor) mon_list; |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 266 | static QLIST_HEAD(mon_fdsets, MonFdset) mon_fdsets; |
Corey Bryant | efb87c1 | 2012-08-14 16:43:48 -0400 | [diff] [blame] | 267 | static int mon_refcount; |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 268 | |
Wayne Xia | 816f892 | 2011-10-12 11:32:41 +0800 | [diff] [blame] | 269 | static mon_cmd_t mon_cmds[]; |
| 270 | static mon_cmd_t info_cmds[]; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 271 | |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 272 | QmpCommandList qmp_commands, qmp_cap_negotiation_commands; |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 273 | |
Markus Armbruster | 8631b60 | 2010-02-18 11:41:55 +0100 | [diff] [blame] | 274 | Monitor *cur_mon; |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 275 | |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 276 | static QEMUClockType event_clock_type = QEMU_CLOCK_REALTIME; |
| 277 | |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 278 | static void monitor_command_cb(void *opaque, const char *cmdline, |
| 279 | void *readline_opaque); |
aliguori | 83ab795 | 2008-08-19 14:44:22 +0000 | [diff] [blame] | 280 | |
Markus Armbruster | 9f3982f | 2015-03-06 19:56:38 +0100 | [diff] [blame] | 281 | /** |
| 282 | * Is @mon a QMP monitor? |
| 283 | */ |
| 284 | static inline bool monitor_is_qmp(const Monitor *mon) |
Luiz Capitulino | 418173c | 2009-11-26 22:58:51 -0200 | [diff] [blame] | 285 | { |
| 286 | return (mon->flags & MONITOR_USE_CONTROL); |
| 287 | } |
| 288 | |
Markus Armbruster | 489653b | 2015-03-06 20:01:05 +0100 | [diff] [blame] | 289 | /** |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 290 | * Whether @mon is using readline? Note: not all HMP monitors use |
| 291 | * readline, e.g., gdbserver has a non-interactive HMP monitor, so |
| 292 | * readline is not used there. |
| 293 | */ |
| 294 | static inline bool monitor_uses_readline(const Monitor *mon) |
| 295 | { |
| 296 | return mon->flags & MONITOR_USE_READLINE; |
| 297 | } |
| 298 | |
| 299 | static inline bool monitor_is_hmp_non_interactive(const Monitor *mon) |
| 300 | { |
| 301 | return !monitor_is_qmp(mon) && !monitor_uses_readline(mon); |
| 302 | } |
| 303 | |
| 304 | /** |
Markus Armbruster | 489653b | 2015-03-06 20:01:05 +0100 | [diff] [blame] | 305 | * Is the current monitor, if any, a QMP monitor? |
| 306 | */ |
| 307 | bool monitor_cur_is_qmp(void) |
Markus Armbruster | 6620d3c | 2010-02-11 17:05:43 +0100 | [diff] [blame] | 308 | { |
Markus Armbruster | 9f3982f | 2015-03-06 19:56:38 +0100 | [diff] [blame] | 309 | return cur_mon && monitor_is_qmp(cur_mon); |
Markus Armbruster | 6620d3c | 2010-02-11 17:05:43 +0100 | [diff] [blame] | 310 | } |
| 311 | |
Anthony Liguori | 7060b47 | 2011-09-02 12:34:50 -0500 | [diff] [blame] | 312 | void monitor_read_command(Monitor *mon, int show_prompt) |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 313 | { |
Luiz Capitulino | 183e6e5 | 2009-12-14 18:53:23 -0200 | [diff] [blame] | 314 | if (!mon->rs) |
| 315 | return; |
| 316 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 317 | readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL); |
| 318 | if (show_prompt) |
| 319 | readline_show_prompt(mon->rs); |
| 320 | } |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 321 | |
Anthony Liguori | 7060b47 | 2011-09-02 12:34:50 -0500 | [diff] [blame] | 322 | int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func, |
| 323 | void *opaque) |
aliguori | bb5fc20 | 2009-03-05 23:01:15 +0000 | [diff] [blame] | 324 | { |
Markus Armbruster | bcf5d19 | 2015-03-12 17:26:46 +0100 | [diff] [blame] | 325 | if (mon->rs) { |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 326 | readline_start(mon->rs, "Password: ", 1, readline_func, opaque); |
| 327 | /* prompt is printed on return from the command handler */ |
| 328 | return 0; |
| 329 | } else { |
| 330 | monitor_printf(mon, "terminal does not support password prompting\n"); |
| 331 | return -ENOTTY; |
| 332 | } |
aliguori | bb5fc20 | 2009-03-05 23:01:15 +0000 | [diff] [blame] | 333 | } |
| 334 | |
Peter Xu | 6d2d563 | 2018-03-26 14:38:55 +0800 | [diff] [blame] | 335 | static void qmp_request_free(QMPRequest *req) |
| 336 | { |
| 337 | qobject_decref(req->id); |
| 338 | qobject_decref(req->req); |
| 339 | g_free(req); |
| 340 | } |
| 341 | |
| 342 | /* Must with the mon->qmp.qmp_queue_lock held */ |
| 343 | static void monitor_qmp_cleanup_req_queue_locked(Monitor *mon) |
| 344 | { |
| 345 | while (!g_queue_is_empty(mon->qmp.qmp_requests)) { |
| 346 | qmp_request_free(g_queue_pop_head(mon->qmp.qmp_requests)); |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | /* Must with the mon->qmp.qmp_queue_lock held */ |
| 351 | static void monitor_qmp_cleanup_resp_queue_locked(Monitor *mon) |
| 352 | { |
| 353 | while (!g_queue_is_empty(mon->qmp.qmp_responses)) { |
| 354 | qobject_decref(g_queue_pop_head(mon->qmp.qmp_responses)); |
| 355 | } |
| 356 | } |
| 357 | |
| 358 | static void monitor_qmp_cleanup_queues(Monitor *mon) |
| 359 | { |
| 360 | qemu_mutex_lock(&mon->qmp.qmp_queue_lock); |
| 361 | monitor_qmp_cleanup_req_queue_locked(mon); |
| 362 | monitor_qmp_cleanup_resp_queue_locked(mon); |
| 363 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 364 | } |
| 365 | |
| 366 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 367 | static void monitor_flush_locked(Monitor *mon); |
| 368 | |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 369 | static gboolean monitor_unblocked(GIOChannel *chan, GIOCondition cond, |
| 370 | void *opaque) |
| 371 | { |
Laszlo Ersek | 293d2a0 | 2013-07-16 20:19:41 +0200 | [diff] [blame] | 372 | Monitor *mon = opaque; |
| 373 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 374 | qemu_mutex_lock(&mon->out_lock); |
| 375 | mon->out_watch = 0; |
| 376 | monitor_flush_locked(mon); |
| 377 | qemu_mutex_unlock(&mon->out_lock); |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 378 | return FALSE; |
| 379 | } |
| 380 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 381 | /* Called with mon->out_lock held. */ |
| 382 | static void monitor_flush_locked(Monitor *mon) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 383 | { |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 384 | int rc; |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 385 | size_t len; |
| 386 | const char *buf; |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 387 | |
Luiz Capitulino | 48c043d | 2013-04-02 15:07:33 -0400 | [diff] [blame] | 388 | if (mon->skip_flush) { |
| 389 | return; |
| 390 | } |
| 391 | |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 392 | buf = qstring_get_str(mon->outbuf); |
| 393 | len = qstring_get_length(mon->outbuf); |
| 394 | |
Paolo Bonzini | a4cc73d | 2013-05-31 14:00:27 +0200 | [diff] [blame] | 395 | if (len && !mon->mux_out) { |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 396 | rc = qemu_chr_fe_write(&mon->chr, (const uint8_t *) buf, len); |
Stratos Psomadakis | 056f49f | 2014-01-27 12:30:15 +0200 | [diff] [blame] | 397 | if ((rc < 0 && errno != EAGAIN) || (rc == len)) { |
| 398 | /* all flushed or error */ |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 399 | QDECREF(mon->outbuf); |
| 400 | mon->outbuf = qstring_new(); |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 401 | return; |
| 402 | } |
| 403 | if (rc > 0) { |
Eric Blake | 3b7c78c | 2016-05-17 16:00:15 -0600 | [diff] [blame] | 404 | /* partial write */ |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 405 | QString *tmp = qstring_from_str(buf + rc); |
| 406 | QDECREF(mon->outbuf); |
| 407 | mon->outbuf = tmp; |
Gerd Hoffmann | f628926 | 2013-03-19 10:57:56 +0100 | [diff] [blame] | 408 | } |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 409 | if (mon->out_watch == 0) { |
Marc-André Lureau | 32a6ebe | 2016-10-22 12:52:52 +0300 | [diff] [blame] | 410 | mon->out_watch = |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 411 | qemu_chr_fe_add_watch(&mon->chr, G_IO_OUT | G_IO_HUP, |
Marc-André Lureau | 32a6ebe | 2016-10-22 12:52:52 +0300 | [diff] [blame] | 412 | monitor_unblocked, mon); |
Laszlo Ersek | 293d2a0 | 2013-07-16 20:19:41 +0200 | [diff] [blame] | 413 | } |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 414 | } |
| 415 | } |
| 416 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 417 | void monitor_flush(Monitor *mon) |
| 418 | { |
| 419 | qemu_mutex_lock(&mon->out_lock); |
| 420 | monitor_flush_locked(mon); |
| 421 | qemu_mutex_unlock(&mon->out_lock); |
| 422 | } |
| 423 | |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 424 | /* flush at every end of line */ |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 425 | static void monitor_puts(Monitor *mon, const char *str) |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 426 | { |
ths | 60fe76f | 2007-12-16 03:02:09 +0000 | [diff] [blame] | 427 | char c; |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 428 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 429 | qemu_mutex_lock(&mon->out_lock); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 430 | for(;;) { |
| 431 | c = *str++; |
| 432 | if (c == '\0') |
| 433 | break; |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 434 | if (c == '\n') { |
| 435 | qstring_append_chr(mon->outbuf, '\r'); |
| 436 | } |
| 437 | qstring_append_chr(mon->outbuf, c); |
| 438 | if (c == '\n') { |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 439 | monitor_flush_locked(mon); |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 440 | } |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 441 | } |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 442 | qemu_mutex_unlock(&mon->out_lock); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 443 | } |
| 444 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 445 | void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap) |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 446 | { |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 447 | char *buf; |
Luiz Capitulino | b8b0826 | 2010-02-10 23:50:04 -0200 | [diff] [blame] | 448 | |
Luiz Capitulino | 2daa119 | 2009-12-14 18:53:24 -0200 | [diff] [blame] | 449 | if (!mon) |
| 450 | return; |
| 451 | |
Markus Armbruster | 9f3982f | 2015-03-06 19:56:38 +0100 | [diff] [blame] | 452 | if (monitor_is_qmp(mon)) { |
Luiz Capitulino | b8b0826 | 2010-02-10 23:50:04 -0200 | [diff] [blame] | 453 | return; |
Luiz Capitulino | 4a29a85 | 2009-11-26 22:59:05 -0200 | [diff] [blame] | 454 | } |
Luiz Capitulino | b8b0826 | 2010-02-10 23:50:04 -0200 | [diff] [blame] | 455 | |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 456 | buf = g_strdup_vprintf(fmt, ap); |
Luiz Capitulino | b8b0826 | 2010-02-10 23:50:04 -0200 | [diff] [blame] | 457 | monitor_puts(mon, buf); |
Luiz Capitulino | e1f2641 | 2013-03-25 13:52:26 -0400 | [diff] [blame] | 458 | g_free(buf); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 459 | } |
| 460 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 461 | void monitor_printf(Monitor *mon, const char *fmt, ...) |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 462 | { |
| 463 | va_list ap; |
| 464 | va_start(ap, fmt); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 465 | monitor_vprintf(mon, fmt, ap); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 466 | va_end(ap); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 467 | } |
| 468 | |
Pavel Butsykin | caf1531 | 2015-09-22 16:18:17 +0300 | [diff] [blame] | 469 | int monitor_fprintf(FILE *stream, const char *fmt, ...) |
bellard | 7fe4848 | 2004-10-09 18:08:01 +0000 | [diff] [blame] | 470 | { |
| 471 | va_list ap; |
| 472 | va_start(ap, fmt); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 473 | monitor_vprintf((Monitor *)stream, fmt, ap); |
bellard | 7fe4848 | 2004-10-09 18:08:01 +0000 | [diff] [blame] | 474 | va_end(ap); |
| 475 | return 0; |
| 476 | } |
| 477 | |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 478 | static void monitor_json_emitter_raw(Monitor *mon, |
| 479 | QObject *data) |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 480 | { |
| 481 | QString *json; |
| 482 | |
Luiz Capitulino | 83a27d4 | 2010-11-22 17:10:37 -0200 | [diff] [blame] | 483 | json = mon->flags & MONITOR_USE_PRETTY ? qobject_to_json_pretty(data) : |
| 484 | qobject_to_json(data); |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 485 | assert(json != NULL); |
| 486 | |
Luiz Capitulino | b8b0826 | 2010-02-10 23:50:04 -0200 | [diff] [blame] | 487 | qstring_append_chr(json, '\n'); |
| 488 | monitor_puts(mon, qstring_get_str(json)); |
Luiz Capitulino | 4a29a85 | 2009-11-26 22:59:05 -0200 | [diff] [blame] | 489 | |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 490 | QDECREF(json); |
| 491 | } |
| 492 | |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 493 | static void monitor_json_emitter(Monitor *mon, QObject *data) |
| 494 | { |
| 495 | if (mon->use_io_thr) { |
| 496 | /* |
| 497 | * If using IO thread, we need to queue the item so that IO |
| 498 | * thread will do the rest for us. Take refcount so that |
| 499 | * caller won't free the data (which will be finally freed in |
| 500 | * responder thread). |
| 501 | */ |
| 502 | qobject_incref(data); |
| 503 | qemu_mutex_lock(&mon->qmp.qmp_queue_lock); |
| 504 | g_queue_push_tail(mon->qmp.qmp_responses, (void *)data); |
| 505 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 506 | qemu_bh_schedule(mon_global.qmp_respond_bh); |
| 507 | } else { |
| 508 | /* |
| 509 | * If not using monitor IO thread, then we are in main thread. |
| 510 | * Do the emission right away. |
| 511 | */ |
| 512 | monitor_json_emitter_raw(mon, data); |
| 513 | } |
| 514 | } |
| 515 | |
| 516 | struct QMPResponse { |
| 517 | Monitor *mon; |
| 518 | QObject *data; |
| 519 | }; |
| 520 | typedef struct QMPResponse QMPResponse; |
| 521 | |
| 522 | /* |
| 523 | * Return one QMPResponse. The response is only valid if |
| 524 | * response.data is not NULL. |
| 525 | */ |
| 526 | static QMPResponse monitor_qmp_response_pop_one(void) |
| 527 | { |
| 528 | Monitor *mon; |
| 529 | QObject *data = NULL; |
| 530 | |
| 531 | qemu_mutex_lock(&monitor_lock); |
| 532 | QTAILQ_FOREACH(mon, &mon_list, entry) { |
| 533 | qemu_mutex_lock(&mon->qmp.qmp_queue_lock); |
| 534 | data = g_queue_pop_head(mon->qmp.qmp_responses); |
| 535 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 536 | if (data) { |
| 537 | break; |
| 538 | } |
| 539 | } |
| 540 | qemu_mutex_unlock(&monitor_lock); |
| 541 | return (QMPResponse) { .mon = mon, .data = data }; |
| 542 | } |
| 543 | |
| 544 | static void monitor_qmp_bh_responder(void *opaque) |
| 545 | { |
| 546 | QMPResponse response; |
| 547 | |
| 548 | while (true) { |
| 549 | response = monitor_qmp_response_pop_one(); |
| 550 | if (!response.data) { |
| 551 | break; |
| 552 | } |
| 553 | monitor_json_emitter_raw(response.mon, response.data); |
| 554 | qobject_decref(response.data); |
| 555 | } |
| 556 | } |
| 557 | |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 558 | static MonitorQAPIEventConf monitor_qapi_event_conf[QAPI_EVENT__MAX] = { |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 559 | /* Limit guest-triggerable events to 1 per second */ |
| 560 | [QAPI_EVENT_RTC_CHANGE] = { 1000 * SCALE_MS }, |
| 561 | [QAPI_EVENT_WATCHDOG] = { 1000 * SCALE_MS }, |
| 562 | [QAPI_EVENT_BALLOON_CHANGE] = { 1000 * SCALE_MS }, |
| 563 | [QAPI_EVENT_QUORUM_REPORT_BAD] = { 1000 * SCALE_MS }, |
| 564 | [QAPI_EVENT_QUORUM_FAILURE] = { 1000 * SCALE_MS }, |
| 565 | [QAPI_EVENT_VSERPORT_CHANGE] = { 1000 * SCALE_MS }, |
| 566 | }; |
| 567 | |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 568 | GHashTable *monitor_qapi_event_state; |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 569 | |
| 570 | /* |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 571 | * Emits the event to every monitor instance, @event is only used for trace |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 572 | * Called with monitor_lock held. |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 573 | */ |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 574 | static void monitor_qapi_event_emit(QAPIEvent event, QDict *qdict) |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 575 | { |
| 576 | Monitor *mon; |
| 577 | |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 578 | trace_monitor_protocol_event_emit(event, qdict); |
Peter Xu | 238d9f3 | 2018-03-09 16:59:51 +0800 | [diff] [blame] | 579 | QTAILQ_FOREACH(mon, &mon_list, entry) { |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 580 | if (monitor_is_qmp(mon) |
| 581 | && mon->qmp.commands != &qmp_cap_negotiation_commands) { |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 582 | monitor_json_emitter(mon, QOBJECT(qdict)); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 583 | } |
| 584 | } |
| 585 | } |
| 586 | |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 587 | static void monitor_qapi_event_handler(void *opaque); |
| 588 | |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 589 | /* |
| 590 | * Queue a new event for emission to Monitor instances, |
| 591 | * applying any rate limiting if required. |
| 592 | */ |
| 593 | static void |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 594 | monitor_qapi_event_queue(QAPIEvent event, QDict *qdict, Error **errp) |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 595 | { |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 596 | MonitorQAPIEventConf *evconf; |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 597 | MonitorQAPIEventState *evstate; |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 598 | |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 599 | assert(event < QAPI_EVENT__MAX); |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 600 | evconf = &monitor_qapi_event_conf[event]; |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 601 | trace_monitor_protocol_event_queue(event, qdict, evconf->rate); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 602 | |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 603 | qemu_mutex_lock(&monitor_lock); |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 604 | |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 605 | if (!evconf->rate) { |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 606 | /* Unthrottled event */ |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 607 | monitor_qapi_event_emit(event, qdict); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 608 | } else { |
Max Reitz | 7dc847e | 2018-02-24 16:40:29 +0100 | [diff] [blame] | 609 | QDict *data = qobject_to(QDict, qdict_get(qdict, "data")); |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 610 | MonitorQAPIEventState key = { .event = event, .data = data }; |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 611 | |
| 612 | evstate = g_hash_table_lookup(monitor_qapi_event_state, &key); |
| 613 | assert(!evstate || timer_pending(evstate->timer)); |
| 614 | |
| 615 | if (evstate) { |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 616 | /* |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 617 | * Timer is pending for (at least) evconf->rate ns after |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 618 | * last send. Store event for sending when timer fires, |
| 619 | * replacing a prior stored event if any. |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 620 | */ |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 621 | QDECREF(evstate->qdict); |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 622 | evstate->qdict = qdict; |
| 623 | QINCREF(evstate->qdict); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 624 | } else { |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 625 | /* |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 626 | * Last send was (at least) evconf->rate ns ago. |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 627 | * Send immediately, and arm the timer to call |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 628 | * monitor_qapi_event_handler() in evconf->rate ns. Any |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 629 | * events arriving before then will be delayed until then. |
| 630 | */ |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 631 | int64_t now = qemu_clock_get_ns(event_clock_type); |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 632 | |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 633 | monitor_qapi_event_emit(event, qdict); |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 634 | |
| 635 | evstate = g_new(MonitorQAPIEventState, 1); |
| 636 | evstate->event = event; |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 637 | evstate->data = data; |
| 638 | QINCREF(evstate->data); |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 639 | evstate->qdict = NULL; |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 640 | evstate->timer = timer_new_ns(event_clock_type, |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 641 | monitor_qapi_event_handler, |
| 642 | evstate); |
| 643 | g_hash_table_add(monitor_qapi_event_state, evstate); |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 644 | timer_mod_ns(evstate->timer, now + evconf->rate); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 645 | } |
| 646 | } |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 647 | |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 648 | qemu_mutex_unlock(&monitor_lock); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 649 | } |
| 650 | |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 651 | /* |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 652 | * This function runs evconf->rate ns after sending a throttled |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 653 | * event. |
| 654 | * If another event has since been stored, send it. |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 655 | */ |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 656 | static void monitor_qapi_event_handler(void *opaque) |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 657 | { |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 658 | MonitorQAPIEventState *evstate = opaque; |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 659 | MonitorQAPIEventConf *evconf = &monitor_qapi_event_conf[evstate->event]; |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 660 | |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 661 | trace_monitor_protocol_event_handler(evstate->event, evstate->qdict); |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 662 | qemu_mutex_lock(&monitor_lock); |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 663 | |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 664 | if (evstate->qdict) { |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 665 | int64_t now = qemu_clock_get_ns(event_clock_type); |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 666 | |
Markus Armbruster | 688b4b7 | 2015-10-15 17:08:30 +0200 | [diff] [blame] | 667 | monitor_qapi_event_emit(evstate->event, evstate->qdict); |
| 668 | QDECREF(evstate->qdict); |
| 669 | evstate->qdict = NULL; |
Markus Armbruster | b9b03ab | 2015-10-15 17:08:33 +0200 | [diff] [blame] | 670 | timer_mod_ns(evstate->timer, now + evconf->rate); |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 671 | } else { |
| 672 | g_hash_table_remove(monitor_qapi_event_state, evstate); |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 673 | QDECREF(evstate->data); |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 674 | timer_free(evstate->timer); |
| 675 | g_free(evstate); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 676 | } |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 677 | |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 678 | qemu_mutex_unlock(&monitor_lock); |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 679 | } |
| 680 | |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 681 | static unsigned int qapi_event_throttle_hash(const void *key) |
| 682 | { |
| 683 | const MonitorQAPIEventState *evstate = key; |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 684 | unsigned int hash = evstate->event * 255; |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 685 | |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 686 | if (evstate->event == QAPI_EVENT_VSERPORT_CHANGE) { |
| 687 | hash += g_str_hash(qdict_get_str(evstate->data, "id")); |
| 688 | } |
| 689 | |
Alberto Garcia | 6d425eb | 2016-03-10 13:55:25 +0200 | [diff] [blame] | 690 | if (evstate->event == QAPI_EVENT_QUORUM_REPORT_BAD) { |
| 691 | hash += g_str_hash(qdict_get_str(evstate->data, "node-name")); |
| 692 | } |
| 693 | |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 694 | return hash; |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 695 | } |
| 696 | |
| 697 | static gboolean qapi_event_throttle_equal(const void *a, const void *b) |
| 698 | { |
| 699 | const MonitorQAPIEventState *eva = a; |
| 700 | const MonitorQAPIEventState *evb = b; |
| 701 | |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 702 | if (eva->event != evb->event) { |
| 703 | return FALSE; |
| 704 | } |
| 705 | |
| 706 | if (eva->event == QAPI_EVENT_VSERPORT_CHANGE) { |
| 707 | return !strcmp(qdict_get_str(eva->data, "id"), |
| 708 | qdict_get_str(evb->data, "id")); |
| 709 | } |
| 710 | |
Alberto Garcia | 6d425eb | 2016-03-10 13:55:25 +0200 | [diff] [blame] | 711 | if (eva->event == QAPI_EVENT_QUORUM_REPORT_BAD) { |
| 712 | return !strcmp(qdict_get_str(eva->data, "node-name"), |
| 713 | qdict_get_str(evb->data, "node-name")); |
| 714 | } |
| 715 | |
Markus Armbruster | 7de0be6 | 2015-10-15 17:08:35 +0200 | [diff] [blame] | 716 | return TRUE; |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 717 | } |
| 718 | |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 719 | static void monitor_qapi_event_init(void) |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 720 | { |
Alberto Garcia | dc59997 | 2016-03-10 13:55:26 +0200 | [diff] [blame] | 721 | if (qtest_enabled()) { |
| 722 | event_clock_type = QEMU_CLOCK_VIRTUAL; |
| 723 | } |
| 724 | |
Markus Armbruster | a24712a | 2015-10-15 17:08:34 +0200 | [diff] [blame] | 725 | monitor_qapi_event_state = g_hash_table_new(qapi_event_throttle_hash, |
| 726 | qapi_event_throttle_equal); |
Wenchao Xia | 43a14cf | 2014-06-18 08:43:31 +0200 | [diff] [blame] | 727 | qmp_event_set_func_emit(monitor_qapi_event_queue); |
Luiz Capitulino | 0d1ea87 | 2009-11-26 22:59:03 -0200 | [diff] [blame] | 728 | } |
| 729 | |
Markus Armbruster | 7ef6cf6 | 2015-03-06 19:12:36 +0100 | [diff] [blame] | 730 | static void handle_hmp_command(Monitor *mon, const char *cmdline); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 731 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 732 | static void monitor_data_init(Monitor *mon, bool skip_flush, |
| 733 | bool use_io_thr) |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 734 | { |
| 735 | memset(mon, 0, sizeof(Monitor)); |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 736 | qemu_mutex_init(&mon->out_lock); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 737 | qemu_mutex_init(&mon->qmp.qmp_queue_lock); |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 738 | mon->outbuf = qstring_new(); |
Wenchao Xia | 7717239 | 2013-08-27 20:38:20 +0800 | [diff] [blame] | 739 | /* Use *mon_cmds by default. */ |
| 740 | mon->cmd_table = mon_cmds; |
Peter Xu | 88a95d1 | 2018-03-09 16:59:48 +0800 | [diff] [blame] | 741 | mon->skip_flush = skip_flush; |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 742 | mon->use_io_thr = use_io_thr; |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 743 | mon->qmp.qmp_requests = g_queue_new(); |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 744 | mon->qmp.qmp_responses = g_queue_new(); |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 745 | } |
| 746 | |
| 747 | static void monitor_data_destroy(Monitor *mon) |
| 748 | { |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 749 | g_free(mon->mon_cpu_path); |
Marc-André Lureau | 1ce2610 | 2017-01-27 00:49:13 +0400 | [diff] [blame] | 750 | qemu_chr_fe_deinit(&mon->chr, false); |
Marc-André Lureau | 2ef4571 | 2016-08-01 15:23:42 +0400 | [diff] [blame] | 751 | if (monitor_is_qmp(mon)) { |
| 752 | json_message_parser_destroy(&mon->qmp.parser); |
| 753 | } |
Marc-André Lureau | e5dc1a6 | 2018-01-04 17:05:15 +0100 | [diff] [blame] | 754 | readline_free(mon->rs); |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 755 | QDECREF(mon->outbuf); |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 756 | qemu_mutex_destroy(&mon->out_lock); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 757 | qemu_mutex_destroy(&mon->qmp.qmp_queue_lock); |
Peter Xu | 6d2d563 | 2018-03-26 14:38:55 +0800 | [diff] [blame] | 758 | monitor_qmp_cleanup_req_queue_locked(mon); |
| 759 | monitor_qmp_cleanup_resp_queue_locked(mon); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 760 | g_queue_free(mon->qmp.qmp_requests); |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 761 | g_queue_free(mon->qmp.qmp_responses); |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 762 | } |
| 763 | |
Luiz Capitulino | d51a67b | 2011-11-25 17:52:45 -0200 | [diff] [blame] | 764 | char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index, |
| 765 | int64_t cpu_index, Error **errp) |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 766 | { |
Luiz Capitulino | d51a67b | 2011-11-25 17:52:45 -0200 | [diff] [blame] | 767 | char *output = NULL; |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 768 | Monitor *old_mon, hmp; |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 769 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 770 | monitor_data_init(&hmp, true, false); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 771 | |
| 772 | old_mon = cur_mon; |
| 773 | cur_mon = &hmp; |
| 774 | |
Luiz Capitulino | d51a67b | 2011-11-25 17:52:45 -0200 | [diff] [blame] | 775 | if (has_cpu_index) { |
| 776 | int ret = monitor_set_cpu(cpu_index); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 777 | if (ret < 0) { |
| 778 | cur_mon = old_mon; |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 779 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index", |
| 780 | "a CPU number"); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 781 | goto out; |
| 782 | } |
| 783 | } |
| 784 | |
Markus Armbruster | 7ef6cf6 | 2015-03-06 19:12:36 +0100 | [diff] [blame] | 785 | handle_hmp_command(&hmp, command_line); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 786 | cur_mon = old_mon; |
| 787 | |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 788 | qemu_mutex_lock(&hmp.out_lock); |
Luiz Capitulino | 48c043d | 2013-04-02 15:07:33 -0400 | [diff] [blame] | 789 | if (qstring_get_length(hmp.outbuf) > 0) { |
| 790 | output = g_strdup(qstring_get_str(hmp.outbuf)); |
Luiz Capitulino | d51a67b | 2011-11-25 17:52:45 -0200 | [diff] [blame] | 791 | } else { |
| 792 | output = g_strdup(""); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 793 | } |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 794 | qemu_mutex_unlock(&hmp.out_lock); |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 795 | |
| 796 | out: |
Wenchao Xia | b01fe89 | 2013-08-27 20:38:19 +0800 | [diff] [blame] | 797 | monitor_data_destroy(&hmp); |
Luiz Capitulino | d51a67b | 2011-11-25 17:52:45 -0200 | [diff] [blame] | 798 | return output; |
Luiz Capitulino | 0268d97 | 2010-10-22 10:08:02 -0200 | [diff] [blame] | 799 | } |
| 800 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 801 | static int compare_cmd(const char *name, const char *list) |
| 802 | { |
| 803 | const char *p, *pstart; |
| 804 | int len; |
| 805 | len = strlen(name); |
| 806 | p = list; |
| 807 | for(;;) { |
| 808 | pstart = p; |
| 809 | p = strchr(p, '|'); |
| 810 | if (!p) |
| 811 | p = pstart + strlen(pstart); |
| 812 | if ((p - pstart) == len && !memcmp(pstart, name, len)) |
| 813 | return 1; |
| 814 | if (*p == '\0') |
| 815 | break; |
| 816 | p++; |
| 817 | } |
| 818 | return 0; |
| 819 | } |
| 820 | |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 821 | static int get_str(char *buf, int buf_size, const char **pp) |
| 822 | { |
| 823 | const char *p; |
| 824 | char *q; |
| 825 | int c; |
| 826 | |
| 827 | q = buf; |
| 828 | p = *pp; |
| 829 | while (qemu_isspace(*p)) { |
| 830 | p++; |
| 831 | } |
| 832 | if (*p == '\0') { |
| 833 | fail: |
| 834 | *q = '\0'; |
| 835 | *pp = p; |
| 836 | return -1; |
| 837 | } |
| 838 | if (*p == '\"') { |
| 839 | p++; |
| 840 | while (*p != '\0' && *p != '\"') { |
| 841 | if (*p == '\\') { |
| 842 | p++; |
| 843 | c = *p++; |
| 844 | switch (c) { |
| 845 | case 'n': |
| 846 | c = '\n'; |
| 847 | break; |
| 848 | case 'r': |
| 849 | c = '\r'; |
| 850 | break; |
| 851 | case '\\': |
| 852 | case '\'': |
| 853 | case '\"': |
| 854 | break; |
| 855 | default: |
Peter Maydell | 71baf78 | 2015-08-19 16:20:19 +0100 | [diff] [blame] | 856 | printf("unsupported escape code: '\\%c'\n", c); |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 857 | goto fail; |
| 858 | } |
| 859 | if ((q - buf) < buf_size - 1) { |
| 860 | *q++ = c; |
| 861 | } |
| 862 | } else { |
| 863 | if ((q - buf) < buf_size - 1) { |
| 864 | *q++ = *p; |
| 865 | } |
| 866 | p++; |
| 867 | } |
| 868 | } |
| 869 | if (*p != '\"') { |
Peter Maydell | 71baf78 | 2015-08-19 16:20:19 +0100 | [diff] [blame] | 870 | printf("unterminated string\n"); |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 871 | goto fail; |
| 872 | } |
| 873 | p++; |
| 874 | } else { |
| 875 | while (*p != '\0' && !qemu_isspace(*p)) { |
| 876 | if ((q - buf) < buf_size - 1) { |
| 877 | *q++ = *p; |
| 878 | } |
| 879 | p++; |
| 880 | } |
| 881 | } |
| 882 | *q = '\0'; |
| 883 | *pp = p; |
| 884 | return 0; |
| 885 | } |
| 886 | |
| 887 | #define MAX_ARGS 16 |
| 888 | |
Wenchao Xia | dcc70cd | 2013-08-27 20:38:22 +0800 | [diff] [blame] | 889 | static void free_cmdline_args(char **args, int nb_args) |
| 890 | { |
| 891 | int i; |
| 892 | |
| 893 | assert(nb_args <= MAX_ARGS); |
| 894 | |
| 895 | for (i = 0; i < nb_args; i++) { |
| 896 | g_free(args[i]); |
| 897 | } |
| 898 | |
| 899 | } |
| 900 | |
| 901 | /* |
| 902 | * Parse the command line to get valid args. |
| 903 | * @cmdline: command line to be parsed. |
| 904 | * @pnb_args: location to store the number of args, must NOT be NULL. |
| 905 | * @args: location to store the args, which should be freed by caller, must |
| 906 | * NOT be NULL. |
| 907 | * |
| 908 | * Returns 0 on success, negative on failure. |
| 909 | * |
| 910 | * NOTE: this parser is an approximate form of the real command parser. Number |
| 911 | * of args have a limit of MAX_ARGS. If cmdline contains more, it will |
| 912 | * return with failure. |
| 913 | */ |
| 914 | static int parse_cmdline(const char *cmdline, |
| 915 | int *pnb_args, char **args) |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 916 | { |
| 917 | const char *p; |
| 918 | int nb_args, ret; |
| 919 | char buf[1024]; |
| 920 | |
| 921 | p = cmdline; |
| 922 | nb_args = 0; |
| 923 | for (;;) { |
| 924 | while (qemu_isspace(*p)) { |
| 925 | p++; |
| 926 | } |
| 927 | if (*p == '\0') { |
| 928 | break; |
| 929 | } |
| 930 | if (nb_args >= MAX_ARGS) { |
Wenchao Xia | dcc70cd | 2013-08-27 20:38:22 +0800 | [diff] [blame] | 931 | goto fail; |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 932 | } |
| 933 | ret = get_str(buf, sizeof(buf), &p); |
Wenchao Xia | dcc70cd | 2013-08-27 20:38:22 +0800 | [diff] [blame] | 934 | if (ret < 0) { |
| 935 | goto fail; |
| 936 | } |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 937 | args[nb_args] = g_strdup(buf); |
| 938 | nb_args++; |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 939 | } |
| 940 | *pnb_args = nb_args; |
Wenchao Xia | dcc70cd | 2013-08-27 20:38:22 +0800 | [diff] [blame] | 941 | return 0; |
| 942 | |
| 943 | fail: |
| 944 | free_cmdline_args(args, nb_args); |
| 945 | return -1; |
Wenchao Xia | f5438c0 | 2013-08-27 20:38:21 +0800 | [diff] [blame] | 946 | } |
| 947 | |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 948 | static void help_cmd_dump_one(Monitor *mon, |
| 949 | const mon_cmd_t *cmd, |
| 950 | char **prefix_args, |
| 951 | int prefix_args_nb) |
| 952 | { |
| 953 | int i; |
| 954 | |
| 955 | for (i = 0; i < prefix_args_nb; i++) { |
| 956 | monitor_printf(mon, "%s ", prefix_args[i]); |
| 957 | } |
| 958 | monitor_printf(mon, "%s %s -- %s\n", cmd->name, cmd->params, cmd->help); |
| 959 | } |
| 960 | |
| 961 | /* @args[@arg_index] is the valid command need to find in @cmds */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 962 | static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds, |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 963 | char **args, int nb_args, int arg_index) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 964 | { |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 965 | const mon_cmd_t *cmd; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 966 | |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 967 | /* No valid arg need to compare with, dump all in *cmds */ |
| 968 | if (arg_index >= nb_args) { |
| 969 | for (cmd = cmds; cmd->name != NULL; cmd++) { |
| 970 | help_cmd_dump_one(mon, cmd, args, arg_index); |
| 971 | } |
| 972 | return; |
| 973 | } |
| 974 | |
| 975 | /* Find one entry to dump */ |
| 976 | for (cmd = cmds; cmd->name != NULL; cmd++) { |
| 977 | if (compare_cmd(args[arg_index], cmd->name)) { |
| 978 | if (cmd->sub_table) { |
| 979 | /* continue with next arg */ |
| 980 | help_cmd_dump(mon, cmd->sub_table, |
| 981 | args, nb_args, arg_index + 1); |
| 982 | } else { |
| 983 | help_cmd_dump_one(mon, cmd, args, arg_index); |
| 984 | } |
| 985 | break; |
| 986 | } |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 987 | } |
| 988 | } |
| 989 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 990 | static void help_cmd(Monitor *mon, const char *name) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 991 | { |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 992 | char *args[MAX_ARGS]; |
| 993 | int nb_args = 0; |
| 994 | |
| 995 | /* 1. parse user input */ |
| 996 | if (name) { |
| 997 | /* special case for log, directly dump and return */ |
| 998 | if (!strcmp(name, "log")) { |
Peter Maydell | 38dad9e | 2013-02-11 16:41:25 +0000 | [diff] [blame] | 999 | const QEMULogItem *item; |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1000 | monitor_printf(mon, "Log items (comma separated):\n"); |
| 1001 | monitor_printf(mon, "%-10s %s\n", "none", "remove all logs"); |
Peter Maydell | 38dad9e | 2013-02-11 16:41:25 +0000 | [diff] [blame] | 1002 | for (item = qemu_log_items; item->mask != 0; item++) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1003 | monitor_printf(mon, "%-10s %s\n", item->name, item->help); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1004 | } |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 1005 | return; |
| 1006 | } |
| 1007 | |
| 1008 | if (parse_cmdline(name, &nb_args, args) < 0) { |
| 1009 | return; |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1010 | } |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1011 | } |
Wenchao Xia | 6685549 | 2013-08-27 20:38:23 +0800 | [diff] [blame] | 1012 | |
| 1013 | /* 2. dump the contents according to parsed args */ |
| 1014 | help_cmd_dump(mon, mon->cmd_table, args, nb_args, 0); |
| 1015 | |
| 1016 | free_cmdline_args(args, nb_args); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1017 | } |
| 1018 | |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1019 | static void do_help_cmd(Monitor *mon, const QDict *qdict) |
Luiz Capitulino | 3818318 | 2009-08-28 15:27:08 -0300 | [diff] [blame] | 1020 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1021 | help_cmd(mon, qdict_get_try_str(qdict, "name")); |
Luiz Capitulino | 3818318 | 2009-08-28 15:27:08 -0300 | [diff] [blame] | 1022 | } |
| 1023 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1024 | static void hmp_trace_event(Monitor *mon, const QDict *qdict) |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1025 | { |
| 1026 | const char *tp_name = qdict_get_str(qdict, "name"); |
| 1027 | bool new_state = qdict_get_bool(qdict, "option"); |
Lluís Vilanova | 77e2b17 | 2016-07-11 12:53:57 +0200 | [diff] [blame] | 1028 | bool has_vcpu = qdict_haskey(qdict, "vcpu"); |
| 1029 | int vcpu = qdict_get_try_int(qdict, "vcpu", 0); |
Lluís Vilanova | 14101d0 | 2014-08-25 13:20:03 +0200 | [diff] [blame] | 1030 | Error *local_err = NULL; |
Blue Swirl | f871d68 | 2010-10-13 19:14:29 +0000 | [diff] [blame] | 1031 | |
Lluís Vilanova | 77e2b17 | 2016-07-11 12:53:57 +0200 | [diff] [blame] | 1032 | if (vcpu < 0) { |
| 1033 | monitor_printf(mon, "argument vcpu must be positive"); |
| 1034 | return; |
| 1035 | } |
| 1036 | |
| 1037 | qmp_trace_event_set_state(tp_name, new_state, true, true, has_vcpu, vcpu, &local_err); |
Lluís Vilanova | 14101d0 | 2014-08-25 13:20:03 +0200 | [diff] [blame] | 1038 | if (local_err) { |
Markus Armbruster | 091e38b | 2015-02-10 15:15:43 +0100 | [diff] [blame] | 1039 | error_report_err(local_err); |
Blue Swirl | f871d68 | 2010-10-13 19:14:29 +0000 | [diff] [blame] | 1040 | } |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1041 | } |
Stefan Hajnoczi | c5ceb52 | 2010-07-13 09:26:33 +0100 | [diff] [blame] | 1042 | |
Michael Roth | c45a816 | 2011-10-02 08:44:37 -0500 | [diff] [blame] | 1043 | #ifdef CONFIG_TRACE_SIMPLE |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1044 | static void hmp_trace_file(Monitor *mon, const QDict *qdict) |
Stefan Hajnoczi | c5ceb52 | 2010-07-13 09:26:33 +0100 | [diff] [blame] | 1045 | { |
| 1046 | const char *op = qdict_get_try_str(qdict, "op"); |
| 1047 | const char *arg = qdict_get_try_str(qdict, "arg"); |
| 1048 | |
| 1049 | if (!op) { |
| 1050 | st_print_trace_file_status((FILE *)mon, &monitor_fprintf); |
| 1051 | } else if (!strcmp(op, "on")) { |
| 1052 | st_set_trace_file_enabled(true); |
| 1053 | } else if (!strcmp(op, "off")) { |
| 1054 | st_set_trace_file_enabled(false); |
| 1055 | } else if (!strcmp(op, "flush")) { |
| 1056 | st_flush_trace_buffer(); |
| 1057 | } else if (!strcmp(op, "set")) { |
| 1058 | if (arg) { |
| 1059 | st_set_trace_file(arg); |
| 1060 | } |
| 1061 | } else { |
| 1062 | monitor_printf(mon, "unexpected argument \"%s\"\n", op); |
| 1063 | help_cmd(mon, "trace-file"); |
| 1064 | } |
| 1065 | } |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1066 | #endif |
| 1067 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1068 | static void hmp_info_help(Monitor *mon, const QDict *qdict) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1069 | { |
Luiz Capitulino | 13c7425 | 2009-10-07 13:41:55 -0300 | [diff] [blame] | 1070 | help_cmd(mon, "info"); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1071 | } |
| 1072 | |
Marc-André Lureau | 9e812b6 | 2016-09-12 13:19:05 +0400 | [diff] [blame] | 1073 | static void query_commands_cb(QmpCommand *cmd, void *opaque) |
bellard | 9bc9d1c | 2004-10-10 15:15:51 +0000 | [diff] [blame] | 1074 | { |
Marc-André Lureau | 9e812b6 | 2016-09-12 13:19:05 +0400 | [diff] [blame] | 1075 | CommandInfoList *info, **list = opaque; |
Luiz Capitulino | e3bba9d | 2009-11-26 22:58:56 -0200 | [diff] [blame] | 1076 | |
Marc-André Lureau | 9e812b6 | 2016-09-12 13:19:05 +0400 | [diff] [blame] | 1077 | if (!cmd->enabled) { |
| 1078 | return; |
Luiz Capitulino | e3bba9d | 2009-11-26 22:58:56 -0200 | [diff] [blame] | 1079 | } |
| 1080 | |
Marc-André Lureau | 9e812b6 | 2016-09-12 13:19:05 +0400 | [diff] [blame] | 1081 | info = g_malloc0(sizeof(*info)); |
| 1082 | info->value = g_malloc0(sizeof(*info->value)); |
| 1083 | info->value->name = g_strdup(cmd->name); |
| 1084 | info->next = *list; |
| 1085 | *list = info; |
| 1086 | } |
| 1087 | |
| 1088 | CommandInfoList *qmp_query_commands(Error **errp) |
| 1089 | { |
| 1090 | CommandInfoList *list = NULL; |
| 1091 | |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1092 | qmp_for_each_command(cur_mon->qmp.commands, query_commands_cb, &list); |
Marc-André Lureau | 9e812b6 | 2016-09-12 13:19:05 +0400 | [diff] [blame] | 1093 | |
| 1094 | return list; |
ths | a36e69d | 2007-12-02 05:18:19 +0000 | [diff] [blame] | 1095 | } |
| 1096 | |
Daniel P. Berrange | 4860853 | 2012-05-21 17:59:51 +0100 | [diff] [blame] | 1097 | EventInfoList *qmp_query_events(Error **errp) |
| 1098 | { |
| 1099 | EventInfoList *info, *ev_list = NULL; |
Wenchao Xia | 7517517 | 2014-06-18 08:43:54 +0200 | [diff] [blame] | 1100 | QAPIEvent e; |
Daniel P. Berrange | 4860853 | 2012-05-21 17:59:51 +0100 | [diff] [blame] | 1101 | |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 1102 | for (e = 0 ; e < QAPI_EVENT__MAX ; e++) { |
Markus Armbruster | 977c736 | 2017-08-24 10:46:08 +0200 | [diff] [blame] | 1103 | const char *event_name = QAPIEvent_str(e); |
Daniel P. Berrange | 4860853 | 2012-05-21 17:59:51 +0100 | [diff] [blame] | 1104 | assert(event_name != NULL); |
| 1105 | info = g_malloc0(sizeof(*info)); |
| 1106 | info->value = g_malloc0(sizeof(*info->value)); |
| 1107 | info->value->name = g_strdup(event_name); |
| 1108 | |
| 1109 | info->next = ev_list; |
| 1110 | ev_list = info; |
| 1111 | } |
| 1112 | |
| 1113 | return ev_list; |
| 1114 | } |
| 1115 | |
Markus Armbruster | 39a1815 | 2015-09-16 13:06:28 +0200 | [diff] [blame] | 1116 | /* |
| 1117 | * Minor hack: generated marshalling suppressed for this command |
| 1118 | * ('gen': false in the schema) so we can parse the JSON string |
| 1119 | * directly into QObject instead of first parsing it with |
| 1120 | * visit_type_SchemaInfoList() into a SchemaInfoList, then marshal it |
| 1121 | * to QObject with generated output marshallers, every time. Instead, |
Daniel P. Berrange | b3db211 | 2016-09-30 15:45:27 +0100 | [diff] [blame] | 1122 | * we do it in test-qobject-input-visitor.c, just to make sure |
Markus Armbruster | fb0bc83 | 2018-02-26 13:48:58 -0600 | [diff] [blame] | 1123 | * qapi-gen.py's output actually conforms to the schema. |
Markus Armbruster | 39a1815 | 2015-09-16 13:06:28 +0200 | [diff] [blame] | 1124 | */ |
| 1125 | static void qmp_query_qmp_schema(QDict *qdict, QObject **ret_data, |
| 1126 | Error **errp) |
| 1127 | { |
Marc-André Lureau | 7d0f982 | 2018-03-05 18:29:51 +0100 | [diff] [blame] | 1128 | *ret_data = qobject_from_qlit(&qmp_schema_qlit); |
Markus Armbruster | 39a1815 | 2015-09-16 13:06:28 +0200 | [diff] [blame] | 1129 | } |
| 1130 | |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1131 | /* |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1132 | * We used to define commands in qmp-commands.hx in addition to the |
| 1133 | * QAPI schema. This permitted defining some of them only in certain |
| 1134 | * configurations. query-commands has always reflected that (good, |
| 1135 | * because it lets QMP clients figure out what's actually available), |
| 1136 | * while query-qmp-schema never did (not so good). This function is a |
| 1137 | * hack to keep the configuration-specific commands defined exactly as |
| 1138 | * before, even though qmp-commands.hx is gone. |
| 1139 | * |
| 1140 | * FIXME Educate the QAPI schema on configuration-specific commands, |
| 1141 | * and drop this hack. |
| 1142 | */ |
| 1143 | static void qmp_unregister_commands_hack(void) |
| 1144 | { |
| 1145 | #ifndef CONFIG_SPICE |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1146 | qmp_unregister_command(&qmp_commands, "query-spice"); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1147 | #endif |
Markus Armbruster | 38bb54f | 2017-04-27 15:00:53 +0200 | [diff] [blame] | 1148 | #ifndef CONFIG_REPLICATION |
| 1149 | qmp_unregister_command(&qmp_commands, "xen-set-replication"); |
| 1150 | qmp_unregister_command(&qmp_commands, "query-xen-replication-status"); |
| 1151 | qmp_unregister_command(&qmp_commands, "xen-colo-do-checkpoint"); |
| 1152 | #endif |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1153 | #ifndef TARGET_I386 |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1154 | qmp_unregister_command(&qmp_commands, "rtc-reset-reinjection"); |
Brijesh Singh | 08a161f | 2018-03-08 06:48:42 -0600 | [diff] [blame] | 1155 | qmp_unregister_command(&qmp_commands, "query-sev"); |
Brijesh Singh | 1b6a034 | 2018-03-08 06:48:56 -0600 | [diff] [blame] | 1156 | qmp_unregister_command(&qmp_commands, "query-sev-launch-measure"); |
Brijesh Singh | 31dd67f | 2018-03-08 06:48:59 -0600 | [diff] [blame] | 1157 | qmp_unregister_command(&qmp_commands, "query-sev-capabilities"); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1158 | #endif |
| 1159 | #ifndef TARGET_S390X |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1160 | qmp_unregister_command(&qmp_commands, "dump-skeys"); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1161 | #endif |
| 1162 | #ifndef TARGET_ARM |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1163 | qmp_unregister_command(&qmp_commands, "query-gic-capabilities"); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1164 | #endif |
Eduardo Habkost | f99fd7c | 2017-02-22 16:00:28 -0300 | [diff] [blame] | 1165 | #if !defined(TARGET_S390X) && !defined(TARGET_I386) |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1166 | qmp_unregister_command(&qmp_commands, "query-cpu-model-expansion"); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1167 | #endif |
Eduardo Habkost | 728b142 | 2016-10-05 16:49:01 -0300 | [diff] [blame] | 1168 | #if !defined(TARGET_S390X) |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1169 | qmp_unregister_command(&qmp_commands, "query-cpu-model-baseline"); |
| 1170 | qmp_unregister_command(&qmp_commands, "query-cpu-model-comparison"); |
Eduardo Habkost | 728b142 | 2016-10-05 16:49:01 -0300 | [diff] [blame] | 1171 | #endif |
| 1172 | #if !defined(TARGET_PPC) && !defined(TARGET_ARM) && !defined(TARGET_I386) \ |
| 1173 | && !defined(TARGET_S390X) |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1174 | qmp_unregister_command(&qmp_commands, "query-cpu-definitions"); |
Eduardo Habkost | 728b142 | 2016-10-05 16:49:01 -0300 | [diff] [blame] | 1175 | #endif |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1176 | } |
| 1177 | |
Peter Xu | 6adf08d | 2018-03-09 16:59:50 +0800 | [diff] [blame] | 1178 | static void monitor_init_qmp_commands(void) |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1179 | { |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1180 | /* |
| 1181 | * Two command lists: |
| 1182 | * - qmp_commands contains all QMP commands |
| 1183 | * - qmp_cap_negotiation_commands contains just |
| 1184 | * "qmp_capabilities", to enforce capability negotiation |
| 1185 | */ |
| 1186 | |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1187 | qmp_init_marshal(&qmp_commands); |
Markus Armbruster | 0587568 | 2017-03-03 13:32:24 +0100 | [diff] [blame] | 1188 | |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1189 | qmp_register_command(&qmp_commands, "query-qmp-schema", |
| 1190 | qmp_query_qmp_schema, |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1191 | QCO_NO_OPTIONS); |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1192 | qmp_register_command(&qmp_commands, "device_add", qmp_device_add, |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1193 | QCO_NO_OPTIONS); |
Markus Armbruster | 1527bad | 2017-03-03 13:32:25 +0100 | [diff] [blame] | 1194 | qmp_register_command(&qmp_commands, "netdev_add", qmp_netdev_add, |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1195 | QCO_NO_OPTIONS); |
Marc-André Lureau | 5032a16 | 2016-09-12 13:19:02 +0400 | [diff] [blame] | 1196 | |
Markus Armbruster | 0587568 | 2017-03-03 13:32:24 +0100 | [diff] [blame] | 1197 | qmp_unregister_commands_hack(); |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1198 | |
| 1199 | QTAILQ_INIT(&qmp_cap_negotiation_commands); |
| 1200 | qmp_register_command(&qmp_cap_negotiation_commands, "qmp_capabilities", |
| 1201 | qmp_marshal_qmp_capabilities, QCO_NO_OPTIONS); |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1202 | } |
| 1203 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 1204 | static bool qmp_cap_enabled(Monitor *mon, QMPCapability cap) |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1205 | { |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 1206 | return mon->qmp.qmp_caps[cap]; |
| 1207 | } |
| 1208 | |
| 1209 | static bool qmp_oob_enabled(Monitor *mon) |
| 1210 | { |
| 1211 | return qmp_cap_enabled(mon, QMP_CAPABILITY_OOB); |
| 1212 | } |
| 1213 | |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 1214 | static void qmp_caps_check(Monitor *mon, QMPCapabilityList *list, |
| 1215 | Error **errp) |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1216 | { |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 1217 | for (; list; list = list->next) { |
| 1218 | assert(list->value < QMP_CAPABILITY__MAX); |
| 1219 | switch (list->value) { |
| 1220 | case QMP_CAPABILITY_OOB: |
| 1221 | if (!mon->use_io_thr) { |
| 1222 | /* |
| 1223 | * Out-Of-Band only works with monitors that are |
| 1224 | * running on dedicated IOThread. |
| 1225 | */ |
| 1226 | error_setg(errp, "This monitor does not support " |
| 1227 | "Out-Of-Band (OOB)"); |
| 1228 | return; |
| 1229 | } |
| 1230 | break; |
| 1231 | default: |
| 1232 | break; |
| 1233 | } |
| 1234 | } |
| 1235 | } |
| 1236 | |
| 1237 | /* This function should only be called after capabilities are checked. */ |
| 1238 | static void qmp_caps_apply(Monitor *mon, QMPCapabilityList *list) |
| 1239 | { |
| 1240 | for (; list; list = list->next) { |
| 1241 | mon->qmp.qmp_caps[list->value] = true; |
| 1242 | } |
| 1243 | } |
| 1244 | |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 1245 | /* |
| 1246 | * Return true if check successful, or false otherwise. When false is |
| 1247 | * returned, detailed error will be in errp if provided. |
| 1248 | */ |
| 1249 | static bool qmp_cmd_oob_check(Monitor *mon, QDict *req, Error **errp) |
| 1250 | { |
| 1251 | const char *command; |
| 1252 | QmpCommand *cmd; |
| 1253 | |
| 1254 | command = qdict_get_try_str(req, "execute"); |
| 1255 | if (!command) { |
| 1256 | error_setg(errp, "Command field 'execute' missing"); |
| 1257 | return false; |
| 1258 | } |
| 1259 | |
| 1260 | cmd = qmp_find_command(mon->qmp.commands, command); |
| 1261 | if (!cmd) { |
Peter Xu | 9ddb745 | 2018-03-26 14:38:54 +0800 | [diff] [blame] | 1262 | if (mon->qmp.commands == &qmp_cap_negotiation_commands) { |
| 1263 | error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND, |
| 1264 | "Expecting capabilities negotiation " |
| 1265 | "with 'qmp_capabilities'"); |
| 1266 | } else { |
| 1267 | error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND, |
| 1268 | "The command %s has not been found", command); |
| 1269 | } |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 1270 | return false; |
| 1271 | } |
| 1272 | |
| 1273 | if (qmp_is_oob(req)) { |
| 1274 | if (!qmp_oob_enabled(mon)) { |
| 1275 | error_setg(errp, "Please enable Out-Of-Band first " |
| 1276 | "for the session during capabilities negotiation"); |
| 1277 | return false; |
| 1278 | } |
| 1279 | if (!(cmd->options & QCO_ALLOW_OOB)) { |
| 1280 | error_setg(errp, "The command %s does not support OOB", |
| 1281 | command); |
| 1282 | return false; |
| 1283 | } |
| 1284 | } |
| 1285 | |
| 1286 | return true; |
| 1287 | } |
| 1288 | |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 1289 | void qmp_qmp_capabilities(bool has_enable, QMPCapabilityList *enable, |
| 1290 | Error **errp) |
| 1291 | { |
| 1292 | Error *local_err = NULL; |
| 1293 | |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1294 | if (cur_mon->qmp.commands == &qmp_commands) { |
| 1295 | error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND, |
| 1296 | "Capabilities negotiation is already complete, command " |
| 1297 | "ignored"); |
| 1298 | return; |
| 1299 | } |
| 1300 | |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 1301 | /* Enable QMP capabilities provided by the client if applicable. */ |
| 1302 | if (has_enable) { |
| 1303 | qmp_caps_check(cur_mon, enable, &local_err); |
| 1304 | if (local_err) { |
| 1305 | /* |
| 1306 | * Failed check on any of the capabilities will fail the |
| 1307 | * entire command (and thus not apply any of the other |
| 1308 | * capabilities that were also requested). |
| 1309 | */ |
| 1310 | error_propagate(errp, local_err); |
| 1311 | return; |
| 1312 | } |
| 1313 | qmp_caps_apply(cur_mon, enable); |
| 1314 | } |
| 1315 | |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 1316 | cur_mon->qmp.commands = &qmp_commands; |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1317 | } |
Marc-André Lureau | edcfaef | 2016-09-12 13:19:00 +0400 | [diff] [blame] | 1318 | |
Luiz Capitulino | b025c8b | 2011-10-06 14:02:57 -0300 | [diff] [blame] | 1319 | /* set the current CPU defined by the user */ |
| 1320 | int monitor_set_cpu(int cpu_index) |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1321 | { |
Andreas Färber | 55e5c28 | 2012-12-17 06:18:02 +0100 | [diff] [blame] | 1322 | CPUState *cpu; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1323 | |
Andreas Färber | 1c8bb3c | 2013-02-15 17:01:09 +0100 | [diff] [blame] | 1324 | cpu = qemu_get_cpu(cpu_index); |
| 1325 | if (cpu == NULL) { |
| 1326 | return -1; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1327 | } |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 1328 | g_free(cur_mon->mon_cpu_path); |
| 1329 | cur_mon->mon_cpu_path = object_get_canonical_path(OBJECT(cpu)); |
Andreas Färber | 1c8bb3c | 2013-02-15 17:01:09 +0100 | [diff] [blame] | 1330 | return 0; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1331 | } |
| 1332 | |
Viktor Mihajlovski | 137b5cb | 2018-02-16 17:08:41 +0100 | [diff] [blame] | 1333 | static CPUState *mon_get_cpu_sync(bool synchronize) |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1334 | { |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 1335 | CPUState *cpu; |
| 1336 | |
| 1337 | if (cur_mon->mon_cpu_path) { |
| 1338 | cpu = (CPUState *) object_resolve_path_type(cur_mon->mon_cpu_path, |
| 1339 | TYPE_CPU, NULL); |
| 1340 | if (!cpu) { |
| 1341 | g_free(cur_mon->mon_cpu_path); |
| 1342 | cur_mon->mon_cpu_path = NULL; |
| 1343 | } |
| 1344 | } |
| 1345 | if (!cur_mon->mon_cpu_path) { |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1346 | if (!first_cpu) { |
| 1347 | return NULL; |
| 1348 | } |
David Gibson | 27a83f8 | 2016-09-21 15:29:26 +1000 | [diff] [blame] | 1349 | monitor_set_cpu(first_cpu->cpu_index); |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 1350 | cpu = first_cpu; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1351 | } |
Viktor Mihajlovski | 137b5cb | 2018-02-16 17:08:41 +0100 | [diff] [blame] | 1352 | if (synchronize) { |
| 1353 | cpu_synchronize_state(cpu); |
| 1354 | } |
Greg Kurz | 751f8cf | 2017-10-17 10:16:22 +0200 | [diff] [blame] | 1355 | return cpu; |
Peter Crosthwaite | 5bcda5f | 2015-05-24 14:20:40 -0700 | [diff] [blame] | 1356 | } |
| 1357 | |
Viktor Mihajlovski | 137b5cb | 2018-02-16 17:08:41 +0100 | [diff] [blame] | 1358 | CPUState *mon_get_cpu(void) |
| 1359 | { |
| 1360 | return mon_get_cpu_sync(true); |
Peter Crosthwaite | 5bcda5f | 2015-05-24 14:20:40 -0700 | [diff] [blame] | 1361 | } |
| 1362 | |
Pavel Butsykin | bf95728 | 2015-09-10 18:38:59 +0300 | [diff] [blame] | 1363 | CPUArchState *mon_get_cpu_env(void) |
Peter Crosthwaite | 5bcda5f | 2015-05-24 14:20:40 -0700 | [diff] [blame] | 1364 | { |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1365 | CPUState *cs = mon_get_cpu(); |
| 1366 | |
| 1367 | return cs ? cs->env_ptr : NULL; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 1368 | } |
| 1369 | |
Luiz Capitulino | 99b7796 | 2011-10-24 10:53:44 -0200 | [diff] [blame] | 1370 | int monitor_get_cpu_index(void) |
| 1371 | { |
Viktor Mihajlovski | 137b5cb | 2018-02-16 17:08:41 +0100 | [diff] [blame] | 1372 | CPUState *cs = mon_get_cpu_sync(false); |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1373 | |
| 1374 | return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX; |
Luiz Capitulino | 99b7796 | 2011-10-24 10:53:44 -0200 | [diff] [blame] | 1375 | } |
| 1376 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1377 | static void hmp_info_registers(Monitor *mon, const QDict *qdict) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1378 | { |
Suraj Jitindar Singh | 18f0828 | 2017-06-08 15:41:16 +1000 | [diff] [blame] | 1379 | bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false); |
| 1380 | CPUState *cs; |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1381 | |
Suraj Jitindar Singh | 18f0828 | 2017-06-08 15:41:16 +1000 | [diff] [blame] | 1382 | if (all_cpus) { |
| 1383 | CPU_FOREACH(cs) { |
| 1384 | monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); |
| 1385 | cpu_dump_state(cs, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU); |
| 1386 | } |
| 1387 | } else { |
| 1388 | cs = mon_get_cpu(); |
| 1389 | |
| 1390 | if (!cs) { |
| 1391 | monitor_printf(mon, "No CPU available\n"); |
| 1392 | return; |
| 1393 | } |
| 1394 | |
| 1395 | cpu_dump_state(cs, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU); |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1396 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1397 | } |
| 1398 | |
Paolo Bonzini | f0d14a9 | 2012-09-17 13:42:41 +0200 | [diff] [blame] | 1399 | #ifdef CONFIG_TCG |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1400 | static void hmp_info_jit(Monitor *mon, const QDict *qdict) |
bellard | e3db722 | 2005-01-26 22:00:47 +0000 | [diff] [blame] | 1401 | { |
Thomas Huth | b7da97e | 2017-04-26 06:11:47 +0200 | [diff] [blame] | 1402 | if (!tcg_enabled()) { |
| 1403 | error_report("JIT information is only available with accel=tcg"); |
| 1404 | return; |
| 1405 | } |
| 1406 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1407 | dump_exec_info((FILE *)mon, monitor_fprintf); |
Sebastian Tanase | 27498be | 2014-07-25 11:56:33 +0200 | [diff] [blame] | 1408 | dump_drift_info((FILE *)mon, monitor_fprintf); |
bellard | e3db722 | 2005-01-26 22:00:47 +0000 | [diff] [blame] | 1409 | } |
| 1410 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1411 | static void hmp_info_opcount(Monitor *mon, const QDict *qdict) |
Max Filippov | 246ae24 | 2014-11-02 11:04:18 +0300 | [diff] [blame] | 1412 | { |
| 1413 | dump_opcount_info((FILE *)mon, monitor_fprintf); |
| 1414 | } |
Paolo Bonzini | f0d14a9 | 2012-09-17 13:42:41 +0200 | [diff] [blame] | 1415 | #endif |
Max Filippov | 246ae24 | 2014-11-02 11:04:18 +0300 | [diff] [blame] | 1416 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1417 | static void hmp_info_history(Monitor *mon, const QDict *qdict) |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame] | 1418 | { |
| 1419 | int i; |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 1420 | const char *str; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 1421 | |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 1422 | if (!mon->rs) |
| 1423 | return; |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 1424 | i = 0; |
| 1425 | for(;;) { |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 1426 | str = readline_get_history(mon->rs, i); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 1427 | if (!str) |
| 1428 | break; |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1429 | monitor_printf(mon, "%d: '%s'\n", i, str); |
bellard | 8e3a9fd | 2004-10-09 17:32:58 +0000 | [diff] [blame] | 1430 | i++; |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame] | 1431 | } |
| 1432 | } |
| 1433 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1434 | static void hmp_info_cpustats(Monitor *mon, const QDict *qdict) |
j_mayer | 76a6625 | 2007-03-07 08:32:30 +0000 | [diff] [blame] | 1435 | { |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1436 | CPUState *cs = mon_get_cpu(); |
| 1437 | |
| 1438 | if (!cs) { |
| 1439 | monitor_printf(mon, "No CPU available\n"); |
| 1440 | return; |
| 1441 | } |
| 1442 | cpu_dump_statistics(cs, (FILE *)mon, &monitor_fprintf, 0); |
j_mayer | 76a6625 | 2007-03-07 08:32:30 +0000 | [diff] [blame] | 1443 | } |
j_mayer | 76a6625 | 2007-03-07 08:32:30 +0000 | [diff] [blame] | 1444 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1445 | static void hmp_info_trace_events(Monitor *mon, const QDict *qdict) |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1446 | { |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 1447 | const char *name = qdict_get_try_str(qdict, "name"); |
Lluís Vilanova | 77e2b17 | 2016-07-11 12:53:57 +0200 | [diff] [blame] | 1448 | bool has_vcpu = qdict_haskey(qdict, "vcpu"); |
| 1449 | int vcpu = qdict_get_try_int(qdict, "vcpu", 0); |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 1450 | TraceEventInfoList *events; |
Lluís Vilanova | 14101d0 | 2014-08-25 13:20:03 +0200 | [diff] [blame] | 1451 | TraceEventInfoList *elem; |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 1452 | Error *local_err = NULL; |
| 1453 | |
| 1454 | if (name == NULL) { |
| 1455 | name = "*"; |
| 1456 | } |
Lluís Vilanova | 77e2b17 | 2016-07-11 12:53:57 +0200 | [diff] [blame] | 1457 | if (vcpu < 0) { |
| 1458 | monitor_printf(mon, "argument vcpu must be positive"); |
| 1459 | return; |
| 1460 | } |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 1461 | |
Lluís Vilanova | 77e2b17 | 2016-07-11 12:53:57 +0200 | [diff] [blame] | 1462 | events = qmp_trace_event_get_state(name, has_vcpu, vcpu, &local_err); |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 1463 | if (local_err) { |
| 1464 | error_report_err(local_err); |
| 1465 | return; |
| 1466 | } |
Lluís Vilanova | 14101d0 | 2014-08-25 13:20:03 +0200 | [diff] [blame] | 1467 | |
| 1468 | for (elem = events; elem != NULL; elem = elem->next) { |
| 1469 | monitor_printf(mon, "%s : state %u\n", |
| 1470 | elem->value->name, |
| 1471 | elem->value->state == TRACE_EVENT_STATE_ENABLED ? 1 : 0); |
| 1472 | } |
| 1473 | qapi_free_TraceEventInfoList(events); |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1474 | } |
Prerna Saxena | 22890ab | 2010-06-24 17:04:53 +0530 | [diff] [blame] | 1475 | |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1476 | void qmp_client_migrate_info(const char *protocol, const char *hostname, |
| 1477 | bool has_port, int64_t port, |
| 1478 | bool has_tls_port, int64_t tls_port, |
| 1479 | bool has_cert_subject, const char *cert_subject, |
| 1480 | Error **errp) |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1481 | { |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1482 | if (strcmp(protocol, "spice") == 0) { |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1483 | if (!qemu_using_spice(errp)) { |
| 1484 | return; |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1485 | } |
| 1486 | |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1487 | if (!has_port && !has_tls_port) { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 1488 | error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port"); |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1489 | return; |
Yonit Halperin | 6ec5dae | 2012-03-18 09:42:39 +0200 | [diff] [blame] | 1490 | } |
| 1491 | |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1492 | if (qemu_spice_migrate_info(hostname, |
| 1493 | has_port ? port : -1, |
| 1494 | has_tls_port ? tls_port : -1, |
| 1495 | cert_subject)) { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 1496 | error_setg(errp, QERR_UNDEFINED_ERROR); |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1497 | return; |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1498 | } |
Markus Armbruster | b8a185b | 2015-03-05 17:29:02 +0100 | [diff] [blame] | 1499 | return; |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1500 | } |
| 1501 | |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 1502 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "spice"); |
Gerd Hoffmann | e866e23 | 2010-04-23 13:28:21 +0200 | [diff] [blame] | 1503 | } |
| 1504 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1505 | static void hmp_logfile(Monitor *mon, const QDict *qdict) |
pbrook | e735b91 | 2007-06-30 13:53:24 +0000 | [diff] [blame] | 1506 | { |
Markus Armbruster | daa76aa | 2016-06-15 19:27:16 +0200 | [diff] [blame] | 1507 | Error *err = NULL; |
| 1508 | |
| 1509 | qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err); |
| 1510 | if (err) { |
| 1511 | error_report_err(err); |
| 1512 | } |
pbrook | e735b91 | 2007-06-30 13:53:24 +0000 | [diff] [blame] | 1513 | } |
| 1514 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1515 | static void hmp_log(Monitor *mon, const QDict *qdict) |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1516 | { |
| 1517 | int mask; |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1518 | const char *items = qdict_get_str(qdict, "items"); |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 1519 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1520 | if (!strcmp(items, "none")) { |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1521 | mask = 0; |
| 1522 | } else { |
Peter Maydell | 4fde1eb | 2013-02-11 16:41:22 +0000 | [diff] [blame] | 1523 | mask = qemu_str_to_log_mask(items); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1524 | if (!mask) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1525 | help_cmd(mon, "log"); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1526 | return; |
| 1527 | } |
| 1528 | } |
Peter Maydell | 24537a0 | 2013-02-11 16:41:23 +0000 | [diff] [blame] | 1529 | qemu_set_log(mask); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1530 | } |
| 1531 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1532 | static void hmp_singlestep(Monitor *mon, const QDict *qdict) |
aurel32 | 1b530a6 | 2009-04-05 20:08:59 +0000 | [diff] [blame] | 1533 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1534 | const char *option = qdict_get_try_str(qdict, "option"); |
aurel32 | 1b530a6 | 2009-04-05 20:08:59 +0000 | [diff] [blame] | 1535 | if (!option || !strcmp(option, "on")) { |
| 1536 | singlestep = 1; |
| 1537 | } else if (!strcmp(option, "off")) { |
| 1538 | singlestep = 0; |
| 1539 | } else { |
| 1540 | monitor_printf(mon, "unexpected option %s\n", option); |
| 1541 | } |
| 1542 | } |
| 1543 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1544 | static void hmp_gdbserver(Monitor *mon, const QDict *qdict) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 1545 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1546 | const char *device = qdict_get_try_str(qdict, "device"); |
aliguori | 59030a8 | 2009-04-05 18:43:41 +0000 | [diff] [blame] | 1547 | if (!device) |
| 1548 | device = "tcp::" DEFAULT_GDBSTUB_PORT; |
| 1549 | if (gdbserver_start(device) < 0) { |
| 1550 | monitor_printf(mon, "Could not open gdbserver on device '%s'\n", |
| 1551 | device); |
| 1552 | } else if (strcmp(device, "none") == 0) { |
aliguori | 36556b2 | 2009-03-28 18:05:53 +0000 | [diff] [blame] | 1553 | monitor_printf(mon, "Disabled gdbserver\n"); |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 1554 | } else { |
aliguori | 59030a8 | 2009-04-05 18:43:41 +0000 | [diff] [blame] | 1555 | monitor_printf(mon, "Waiting for gdb connection on device '%s'\n", |
| 1556 | device); |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 1557 | } |
| 1558 | } |
| 1559 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1560 | static void hmp_watchdog_action(Monitor *mon, const QDict *qdict) |
Richard W.M. Jones | 9dd986c | 2009-04-25 13:56:19 +0100 | [diff] [blame] | 1561 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1562 | const char *action = qdict_get_str(qdict, "action"); |
Richard W.M. Jones | 9dd986c | 2009-04-25 13:56:19 +0100 | [diff] [blame] | 1563 | if (select_watchdog_action(action) == -1) { |
| 1564 | monitor_printf(mon, "Unknown watchdog action '%s'\n", action); |
| 1565 | } |
| 1566 | } |
| 1567 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1568 | static void monitor_printc(Monitor *mon, int c) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1569 | { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1570 | monitor_printf(mon, "'"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1571 | switch(c) { |
| 1572 | case '\'': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1573 | monitor_printf(mon, "\\'"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1574 | break; |
| 1575 | case '\\': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1576 | monitor_printf(mon, "\\\\"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1577 | break; |
| 1578 | case '\n': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1579 | monitor_printf(mon, "\\n"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1580 | break; |
| 1581 | case '\r': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1582 | monitor_printf(mon, "\\r"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1583 | break; |
| 1584 | default: |
| 1585 | if (c >= 32 && c <= 126) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1586 | monitor_printf(mon, "%c", c); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1587 | } else { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1588 | monitor_printf(mon, "\\x%02x", c); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1589 | } |
| 1590 | break; |
| 1591 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1592 | monitor_printf(mon, "'"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1593 | } |
| 1594 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1595 | static void memory_dump(Monitor *mon, int count, int format, int wsize, |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1596 | hwaddr addr, int is_physical) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1597 | { |
Blue Swirl | 23842aa | 2010-01-12 20:27:43 +0000 | [diff] [blame] | 1598 | int l, line_size, i, max_digits, len; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1599 | uint8_t buf[16]; |
| 1600 | uint64_t v; |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1601 | CPUState *cs = mon_get_cpu(); |
| 1602 | |
| 1603 | if (!cs && (format == 'i' || !is_physical)) { |
| 1604 | monitor_printf(mon, "Can not dump without CPU\n"); |
| 1605 | return; |
| 1606 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1607 | |
| 1608 | if (format == 'i') { |
Richard Henderson | 1d48474 | 2017-09-14 08:38:35 -0700 | [diff] [blame] | 1609 | monitor_disas(mon, cs, addr, count, is_physical); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1610 | return; |
| 1611 | } |
| 1612 | |
| 1613 | len = wsize * count; |
| 1614 | if (wsize == 1) |
| 1615 | line_size = 8; |
| 1616 | else |
| 1617 | line_size = 16; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1618 | max_digits = 0; |
| 1619 | |
| 1620 | switch(format) { |
| 1621 | case 'o': |
Marc-André Lureau | 69db8df | 2017-06-22 13:04:16 +0200 | [diff] [blame] | 1622 | max_digits = DIV_ROUND_UP(wsize * 8, 3); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1623 | break; |
| 1624 | default: |
| 1625 | case 'x': |
| 1626 | max_digits = (wsize * 8) / 4; |
| 1627 | break; |
| 1628 | case 'u': |
| 1629 | case 'd': |
Marc-André Lureau | 69db8df | 2017-06-22 13:04:16 +0200 | [diff] [blame] | 1630 | max_digits = DIV_ROUND_UP(wsize * 8 * 10, 33); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1631 | break; |
| 1632 | case 'c': |
| 1633 | wsize = 1; |
| 1634 | break; |
| 1635 | } |
| 1636 | |
| 1637 | while (len > 0) { |
blueswir1 | 7743e58 | 2007-09-24 18:39:04 +0000 | [diff] [blame] | 1638 | if (is_physical) |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1639 | monitor_printf(mon, TARGET_FMT_plx ":", addr); |
blueswir1 | 7743e58 | 2007-09-24 18:39:04 +0000 | [diff] [blame] | 1640 | else |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1641 | monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1642 | l = len; |
| 1643 | if (l > line_size) |
| 1644 | l = line_size; |
| 1645 | if (is_physical) { |
Stefan Weil | 54f7b4a | 2011-04-10 18:23:39 +0200 | [diff] [blame] | 1646 | cpu_physical_memory_read(addr, buf, l); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1647 | } else { |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 1648 | if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1649 | monitor_printf(mon, " Cannot access memory\n"); |
aliguori | c8f79b6 | 2008-08-18 14:00:20 +0000 | [diff] [blame] | 1650 | break; |
| 1651 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1652 | } |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 1653 | i = 0; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1654 | while (i < l) { |
| 1655 | switch(wsize) { |
| 1656 | default: |
| 1657 | case 1: |
Peter Maydell | 24e6030 | 2015-01-20 15:19:32 +0000 | [diff] [blame] | 1658 | v = ldub_p(buf + i); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1659 | break; |
| 1660 | case 2: |
Peter Maydell | 24e6030 | 2015-01-20 15:19:32 +0000 | [diff] [blame] | 1661 | v = lduw_p(buf + i); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1662 | break; |
| 1663 | case 4: |
Peter Maydell | 24e6030 | 2015-01-20 15:19:32 +0000 | [diff] [blame] | 1664 | v = (uint32_t)ldl_p(buf + i); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1665 | break; |
| 1666 | case 8: |
Peter Maydell | 24e6030 | 2015-01-20 15:19:32 +0000 | [diff] [blame] | 1667 | v = ldq_p(buf + i); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1668 | break; |
| 1669 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1670 | monitor_printf(mon, " "); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1671 | switch(format) { |
| 1672 | case 'o': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1673 | monitor_printf(mon, "%#*" PRIo64, max_digits, v); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1674 | break; |
| 1675 | case 'x': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1676 | monitor_printf(mon, "0x%0*" PRIx64, max_digits, v); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1677 | break; |
| 1678 | case 'u': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1679 | monitor_printf(mon, "%*" PRIu64, max_digits, v); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1680 | break; |
| 1681 | case 'd': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1682 | monitor_printf(mon, "%*" PRId64, max_digits, v); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1683 | break; |
| 1684 | case 'c': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1685 | monitor_printc(mon, v); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1686 | break; |
| 1687 | } |
| 1688 | i += wsize; |
| 1689 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1690 | monitor_printf(mon, "\n"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1691 | addr += l; |
| 1692 | len -= l; |
| 1693 | } |
| 1694 | } |
| 1695 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1696 | static void hmp_memory_dump(Monitor *mon, const QDict *qdict) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1697 | { |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1698 | int count = qdict_get_int(qdict, "count"); |
| 1699 | int format = qdict_get_int(qdict, "format"); |
| 1700 | int size = qdict_get_int(qdict, "size"); |
| 1701 | target_long addr = qdict_get_int(qdict, "addr"); |
| 1702 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1703 | memory_dump(mon, count, format, size, addr, 0); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1704 | } |
| 1705 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1706 | static void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1707 | { |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1708 | int count = qdict_get_int(qdict, "count"); |
| 1709 | int format = qdict_get_int(qdict, "format"); |
| 1710 | int size = qdict_get_int(qdict, "size"); |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1711 | hwaddr addr = qdict_get_int(qdict, "addr"); |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1712 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1713 | memory_dump(mon, count, format, size, addr, 1); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1714 | } |
| 1715 | |
Paolo Bonzini | e962844 | 2017-04-20 15:30:58 +0200 | [diff] [blame] | 1716 | static void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, Error **errp) |
| 1717 | { |
| 1718 | MemoryRegionSection mrs = memory_region_find(get_system_memory(), |
| 1719 | addr, 1); |
| 1720 | |
| 1721 | if (!mrs.mr) { |
| 1722 | error_setg(errp, "No memory is mapped at address 0x%" HWADDR_PRIx, addr); |
| 1723 | return NULL; |
| 1724 | } |
| 1725 | |
| 1726 | if (!memory_region_is_ram(mrs.mr) && !memory_region_is_romd(mrs.mr)) { |
| 1727 | error_setg(errp, "Memory at address 0x%" HWADDR_PRIx "is not RAM", addr); |
| 1728 | memory_region_unref(mrs.mr); |
| 1729 | return NULL; |
| 1730 | } |
| 1731 | |
| 1732 | *p_mr = mrs.mr; |
| 1733 | return qemu_map_ram_ptr(mrs.mr->ram_block, mrs.offset_within_region); |
| 1734 | } |
| 1735 | |
| 1736 | static void hmp_gpa2hva(Monitor *mon, const QDict *qdict) |
| 1737 | { |
| 1738 | hwaddr addr = qdict_get_int(qdict, "addr"); |
| 1739 | Error *local_err = NULL; |
| 1740 | MemoryRegion *mr = NULL; |
| 1741 | void *ptr; |
| 1742 | |
| 1743 | ptr = gpa2hva(&mr, addr, &local_err); |
| 1744 | if (local_err) { |
| 1745 | error_report_err(local_err); |
| 1746 | return; |
| 1747 | } |
| 1748 | |
| 1749 | monitor_printf(mon, "Host virtual address for 0x%" HWADDR_PRIx |
| 1750 | " (%s) is %p\n", |
| 1751 | addr, mr->name, ptr); |
| 1752 | |
| 1753 | memory_region_unref(mr); |
| 1754 | } |
| 1755 | |
| 1756 | #ifdef CONFIG_LINUX |
| 1757 | static uint64_t vtop(void *ptr, Error **errp) |
| 1758 | { |
| 1759 | uint64_t pinfo; |
| 1760 | uint64_t ret = -1; |
| 1761 | uintptr_t addr = (uintptr_t) ptr; |
| 1762 | uintptr_t pagesize = getpagesize(); |
| 1763 | off_t offset = addr / pagesize * sizeof(pinfo); |
| 1764 | int fd; |
| 1765 | |
| 1766 | fd = open("/proc/self/pagemap", O_RDONLY); |
| 1767 | if (fd == -1) { |
| 1768 | error_setg_errno(errp, errno, "Cannot open /proc/self/pagemap"); |
| 1769 | return -1; |
| 1770 | } |
| 1771 | |
| 1772 | /* Force copy-on-write if necessary. */ |
| 1773 | atomic_add((uint8_t *)ptr, 0); |
| 1774 | |
| 1775 | if (pread(fd, &pinfo, sizeof(pinfo), offset) != sizeof(pinfo)) { |
| 1776 | error_setg_errno(errp, errno, "Cannot read pagemap"); |
| 1777 | goto out; |
| 1778 | } |
| 1779 | if ((pinfo & (1ull << 63)) == 0) { |
| 1780 | error_setg(errp, "Page not present"); |
| 1781 | goto out; |
| 1782 | } |
| 1783 | ret = ((pinfo & 0x007fffffffffffffull) * pagesize) | (addr & (pagesize - 1)); |
| 1784 | |
| 1785 | out: |
| 1786 | close(fd); |
| 1787 | return ret; |
| 1788 | } |
| 1789 | |
| 1790 | static void hmp_gpa2hpa(Monitor *mon, const QDict *qdict) |
| 1791 | { |
| 1792 | hwaddr addr = qdict_get_int(qdict, "addr"); |
| 1793 | Error *local_err = NULL; |
| 1794 | MemoryRegion *mr = NULL; |
| 1795 | void *ptr; |
| 1796 | uint64_t physaddr; |
| 1797 | |
| 1798 | ptr = gpa2hva(&mr, addr, &local_err); |
| 1799 | if (local_err) { |
| 1800 | error_report_err(local_err); |
| 1801 | return; |
| 1802 | } |
| 1803 | |
| 1804 | physaddr = vtop(ptr, &local_err); |
| 1805 | if (local_err) { |
| 1806 | error_report_err(local_err); |
| 1807 | } else { |
| 1808 | monitor_printf(mon, "Host physical address for 0x%" HWADDR_PRIx |
| 1809 | " (%s) is 0x%" PRIx64 "\n", |
| 1810 | addr, mr->name, (uint64_t) physaddr); |
| 1811 | } |
| 1812 | |
| 1813 | memory_region_unref(mr); |
| 1814 | } |
| 1815 | #endif |
| 1816 | |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1817 | static void do_print(Monitor *mon, const QDict *qdict) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1818 | { |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1819 | int format = qdict_get_int(qdict, "format"); |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1820 | hwaddr val = qdict_get_int(qdict, "val"); |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1821 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1822 | switch(format) { |
| 1823 | case 'o': |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1824 | monitor_printf(mon, "%#" HWADDR_PRIo, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1825 | break; |
| 1826 | case 'x': |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1827 | monitor_printf(mon, "%#" HWADDR_PRIx, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1828 | break; |
| 1829 | case 'u': |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1830 | monitor_printf(mon, "%" HWADDR_PRIu, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1831 | break; |
| 1832 | default: |
| 1833 | case 'd': |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1834 | monitor_printf(mon, "%" HWADDR_PRId, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1835 | break; |
| 1836 | case 'c': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1837 | monitor_printc(mon, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1838 | break; |
| 1839 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1840 | monitor_printf(mon, "\n"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 1841 | } |
| 1842 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1843 | static void hmp_sum(Monitor *mon, const QDict *qdict) |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1844 | { |
| 1845 | uint32_t addr; |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1846 | uint16_t sum; |
Luiz Capitulino | f18c16d | 2009-08-28 15:27:14 -0300 | [diff] [blame] | 1847 | uint32_t start = qdict_get_int(qdict, "start"); |
| 1848 | uint32_t size = qdict_get_int(qdict, "size"); |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1849 | |
| 1850 | sum = 0; |
| 1851 | for(addr = start; addr < (start + size); addr++) { |
Peter Maydell | 42874d3 | 2015-04-26 16:49:24 +0100 | [diff] [blame] | 1852 | uint8_t val = address_space_ldub(&address_space_memory, addr, |
| 1853 | MEMTXATTRS_UNSPECIFIED, NULL); |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1854 | /* BSD sum algorithm ('sum' Unix command) */ |
| 1855 | sum = (sum >> 1) | (sum << 15); |
Stefan Weil | 54f7b4a | 2011-04-10 18:23:39 +0200 | [diff] [blame] | 1856 | sum += val; |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1857 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1858 | monitor_printf(mon, "%05d\n", sum); |
bellard | e4cf1ad | 2005-06-04 20:15:57 +0000 | [diff] [blame] | 1859 | } |
| 1860 | |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1861 | static int mouse_button_state; |
| 1862 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1863 | static void hmp_mouse_move(Monitor *mon, const QDict *qdict) |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1864 | { |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1865 | int dx, dy, dz, button; |
Luiz Capitulino | 1d4daa9 | 2009-08-28 15:27:15 -0300 | [diff] [blame] | 1866 | const char *dx_str = qdict_get_str(qdict, "dx_str"); |
| 1867 | const char *dy_str = qdict_get_str(qdict, "dy_str"); |
| 1868 | const char *dz_str = qdict_get_try_str(qdict, "dz_str"); |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1869 | |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1870 | dx = strtol(dx_str, NULL, 0); |
| 1871 | dy = strtol(dy_str, NULL, 0); |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1872 | qemu_input_queue_rel(NULL, INPUT_AXIS_X, dx); |
| 1873 | qemu_input_queue_rel(NULL, INPUT_AXIS_Y, dy); |
| 1874 | |
| 1875 | if (dz_str) { |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1876 | dz = strtol(dz_str, NULL, 0); |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1877 | if (dz != 0) { |
Gerd Hoffmann | f22d0af | 2016-01-12 12:14:12 +0100 | [diff] [blame] | 1878 | button = (dz > 0) ? INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN; |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1879 | qemu_input_queue_btn(NULL, button, true); |
| 1880 | qemu_input_event_sync(); |
| 1881 | qemu_input_queue_btn(NULL, button, false); |
| 1882 | } |
| 1883 | } |
| 1884 | qemu_input_event_sync(); |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1885 | } |
| 1886 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1887 | static void hmp_mouse_button(Monitor *mon, const QDict *qdict) |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1888 | { |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 1889 | static uint32_t bmap[INPUT_BUTTON__MAX] = { |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1890 | [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON, |
| 1891 | [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON, |
| 1892 | [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON, |
| 1893 | }; |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1894 | int button_state = qdict_get_int(qdict, "button_state"); |
Gerd Hoffmann | c751a74 | 2013-12-04 15:02:28 +0100 | [diff] [blame] | 1895 | |
| 1896 | if (mouse_button_state == button_state) { |
| 1897 | return; |
| 1898 | } |
| 1899 | qemu_input_update_buttons(NULL, bmap, mouse_button_state, button_state); |
| 1900 | qemu_input_event_sync(); |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1901 | mouse_button_state = button_state; |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 1902 | } |
| 1903 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1904 | static void hmp_ioport_read(Monitor *mon, const QDict *qdict) |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1905 | { |
Luiz Capitulino | aa93e39 | 2009-08-28 15:27:18 -0300 | [diff] [blame] | 1906 | int size = qdict_get_int(qdict, "size"); |
| 1907 | int addr = qdict_get_int(qdict, "addr"); |
| 1908 | int has_index = qdict_haskey(qdict, "index"); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1909 | uint32_t val; |
| 1910 | int suffix; |
| 1911 | |
| 1912 | if (has_index) { |
Luiz Capitulino | aa93e39 | 2009-08-28 15:27:18 -0300 | [diff] [blame] | 1913 | int index = qdict_get_int(qdict, "index"); |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1914 | cpu_outb(addr & IOPORTS_MASK, index & 0xff); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1915 | addr++; |
| 1916 | } |
| 1917 | addr &= 0xffff; |
| 1918 | |
| 1919 | switch(size) { |
| 1920 | default: |
| 1921 | case 1: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1922 | val = cpu_inb(addr); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1923 | suffix = 'b'; |
| 1924 | break; |
| 1925 | case 2: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1926 | val = cpu_inw(addr); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1927 | suffix = 'w'; |
| 1928 | break; |
| 1929 | case 4: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1930 | val = cpu_inl(addr); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1931 | suffix = 'l'; |
| 1932 | break; |
| 1933 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 1934 | monitor_printf(mon, "port%c[0x%04x] = %#0*x\n", |
| 1935 | suffix, addr, size * 2, val); |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 1936 | } |
bellard | a3a91a3 | 2004-06-04 11:06:21 +0000 | [diff] [blame] | 1937 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1938 | static void hmp_ioport_write(Monitor *mon, const QDict *qdict) |
Jan Kiszka | f114784 | 2009-07-14 10:20:11 +0200 | [diff] [blame] | 1939 | { |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 1940 | int size = qdict_get_int(qdict, "size"); |
| 1941 | int addr = qdict_get_int(qdict, "addr"); |
| 1942 | int val = qdict_get_int(qdict, "val"); |
| 1943 | |
Jan Kiszka | f114784 | 2009-07-14 10:20:11 +0200 | [diff] [blame] | 1944 | addr &= IOPORTS_MASK; |
| 1945 | |
| 1946 | switch (size) { |
| 1947 | default: |
| 1948 | case 1: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1949 | cpu_outb(addr, val); |
Jan Kiszka | f114784 | 2009-07-14 10:20:11 +0200 | [diff] [blame] | 1950 | break; |
| 1951 | case 2: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1952 | cpu_outw(addr, val); |
Jan Kiszka | f114784 | 2009-07-14 10:20:11 +0200 | [diff] [blame] | 1953 | break; |
| 1954 | case 4: |
Blue Swirl | afcea8c | 2009-09-20 16:05:47 +0000 | [diff] [blame] | 1955 | cpu_outl(addr, val); |
Jan Kiszka | f114784 | 2009-07-14 10:20:11 +0200 | [diff] [blame] | 1956 | break; |
| 1957 | } |
| 1958 | } |
| 1959 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 1960 | static void hmp_boot_set(Monitor *mon, const QDict *qdict) |
aurel32 | 0ecdffb | 2008-05-04 20:11:34 +0000 | [diff] [blame] | 1961 | { |
Gonglei | f183993 | 2014-12-03 18:20:58 +0000 | [diff] [blame] | 1962 | Error *local_err = NULL; |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 1963 | const char *bootdevice = qdict_get_str(qdict, "bootdevice"); |
aurel32 | 0ecdffb | 2008-05-04 20:11:34 +0000 | [diff] [blame] | 1964 | |
Gonglei | f183993 | 2014-12-03 18:20:58 +0000 | [diff] [blame] | 1965 | qemu_boot_set(bootdevice, &local_err); |
| 1966 | if (local_err) { |
Markus Armbruster | 193227f | 2015-12-18 16:35:06 +0100 | [diff] [blame] | 1967 | error_report_err(local_err); |
aurel32 | 0ecdffb | 2008-05-04 20:11:34 +0000 | [diff] [blame] | 1968 | } else { |
Gonglei | f183993 | 2014-12-03 18:20:58 +0000 | [diff] [blame] | 1969 | monitor_printf(mon, "boot device list now set to %s\n", bootdevice); |
aurel32 | 0ecdffb | 2008-05-04 20:11:34 +0000 | [diff] [blame] | 1970 | } |
| 1971 | } |
| 1972 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1973 | static void hmp_info_mtree(Monitor *mon, const QDict *qdict) |
Blue Swirl | 314e298 | 2011-09-11 20:22:05 +0000 | [diff] [blame] | 1974 | { |
Peter Xu | 57bb40c | 2017-01-16 16:40:05 +0800 | [diff] [blame] | 1975 | bool flatview = qdict_get_try_bool(qdict, "flatview", false); |
Alexey Kardashevskiy | 5e8fd94 | 2017-09-21 18:51:06 +1000 | [diff] [blame] | 1976 | bool dispatch_tree = qdict_get_try_bool(qdict, "dispatch_tree", false); |
Peter Xu | 57bb40c | 2017-01-16 16:40:05 +0800 | [diff] [blame] | 1977 | |
Alexey Kardashevskiy | 5e8fd94 | 2017-09-21 18:51:06 +1000 | [diff] [blame] | 1978 | mtree_info((fprintf_function)monitor_printf, mon, flatview, dispatch_tree); |
Blue Swirl | 314e298 | 2011-09-11 20:22:05 +0000 | [diff] [blame] | 1979 | } |
| 1980 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 1981 | static void hmp_info_numa(Monitor *mon, const QDict *qdict) |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 1982 | { |
aliguori | b28b623 | 2009-04-22 20:20:29 +0000 | [diff] [blame] | 1983 | int i; |
Vadim Galitsyn | 31959e8 | 2017-08-29 17:30:20 +0200 | [diff] [blame] | 1984 | NumaNodeMem *node_mem; |
Igor Mammedov | f75cd44 | 2017-05-30 18:23:59 +0200 | [diff] [blame] | 1985 | CpuInfoList *cpu_list, *cpu; |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 1986 | |
Igor Mammedov | f75cd44 | 2017-05-30 18:23:59 +0200 | [diff] [blame] | 1987 | cpu_list = qmp_query_cpus(&error_abort); |
Vadim Galitsyn | 31959e8 | 2017-08-29 17:30:20 +0200 | [diff] [blame] | 1988 | node_mem = g_new0(NumaNodeMem, nb_numa_nodes); |
| 1989 | |
zhanghailiang | 5b009e4 | 2014-11-04 19:49:30 +0800 | [diff] [blame] | 1990 | query_numa_node_mem(node_mem); |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 1991 | monitor_printf(mon, "%d nodes\n", nb_numa_nodes); |
| 1992 | for (i = 0; i < nb_numa_nodes; i++) { |
| 1993 | monitor_printf(mon, "node %d cpus:", i); |
Igor Mammedov | f75cd44 | 2017-05-30 18:23:59 +0200 | [diff] [blame] | 1994 | for (cpu = cpu_list; cpu; cpu = cpu->next) { |
| 1995 | if (cpu->value->has_props && cpu->value->props->has_node_id && |
| 1996 | cpu->value->props->node_id == i) { |
| 1997 | monitor_printf(mon, " %" PRIi64, cpu->value->CPU); |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 1998 | } |
| 1999 | } |
| 2000 | monitor_printf(mon, "\n"); |
| 2001 | monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i, |
Vadim Galitsyn | 31959e8 | 2017-08-29 17:30:20 +0200 | [diff] [blame] | 2002 | node_mem[i].node_mem >> 20); |
| 2003 | monitor_printf(mon, "node %d plugged: %" PRId64 " MB\n", i, |
| 2004 | node_mem[i].node_plugged_mem >> 20); |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 2005 | } |
Igor Mammedov | f75cd44 | 2017-05-30 18:23:59 +0200 | [diff] [blame] | 2006 | qapi_free_CpuInfoList(cpu_list); |
zhanghailiang | 5b009e4 | 2014-11-04 19:49:30 +0800 | [diff] [blame] | 2007 | g_free(node_mem); |
aliguori | 030ea37 | 2009-04-21 22:30:47 +0000 | [diff] [blame] | 2008 | } |
| 2009 | |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2010 | #ifdef CONFIG_PROFILER |
| 2011 | |
Alexey Kardashevskiy | 89d5cbd | 2015-03-16 14:57:38 +1100 | [diff] [blame] | 2012 | int64_t tcg_time; |
Aurelien Jarno | e9a6625 | 2009-09-30 14:09:52 +0200 | [diff] [blame] | 2013 | int64_t dev_time; |
| 2014 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 2015 | static void hmp_info_profile(Monitor *mon, const QDict *qdict) |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2016 | { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2017 | monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n", |
Rutuja Shah | 73bcb24 | 2016-03-21 21:32:30 +0530 | [diff] [blame] | 2018 | dev_time, dev_time / (double)NANOSECONDS_PER_SECOND); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2019 | monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n", |
Rutuja Shah | 73bcb24 | 2016-03-21 21:32:30 +0530 | [diff] [blame] | 2020 | tcg_time, tcg_time / (double)NANOSECONDS_PER_SECOND); |
Alexey Kardashevskiy | 89d5cbd | 2015-03-16 14:57:38 +1100 | [diff] [blame] | 2021 | tcg_time = 0; |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2022 | dev_time = 0; |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2023 | } |
| 2024 | #else |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 2025 | static void hmp_info_profile(Monitor *mon, const QDict *qdict) |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2026 | { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2027 | monitor_printf(mon, "Internal profiler not compiled\n"); |
bellard | 5f1ce94 | 2006-02-08 22:40:15 +0000 | [diff] [blame] | 2028 | } |
| 2029 | #endif |
| 2030 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2031 | /* Capture support */ |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2032 | static QLIST_HEAD (capture_list_head, CaptureState) capture_head; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2033 | |
Markus Armbruster | 1ce6be2 | 2015-02-06 14:18:24 +0100 | [diff] [blame] | 2034 | static void hmp_info_capture(Monitor *mon, const QDict *qdict) |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2035 | { |
| 2036 | int i; |
| 2037 | CaptureState *s; |
| 2038 | |
| 2039 | for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2040 | monitor_printf(mon, "[%d]: ", i); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2041 | s->ops.info (s->opaque); |
| 2042 | } |
| 2043 | } |
| 2044 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2045 | static void hmp_stopcapture(Monitor *mon, const QDict *qdict) |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2046 | { |
| 2047 | int i; |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 2048 | int n = qdict_get_int(qdict, "n"); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2049 | CaptureState *s; |
| 2050 | |
| 2051 | for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { |
| 2052 | if (i == n) { |
| 2053 | s->ops.destroy (s->opaque); |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2054 | QLIST_REMOVE (s, entries); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2055 | g_free (s); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2056 | return; |
| 2057 | } |
| 2058 | } |
| 2059 | } |
| 2060 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2061 | static void hmp_wavcapture(Monitor *mon, const QDict *qdict) |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2062 | { |
Luiz Capitulino | c192548 | 2009-08-28 15:27:19 -0300 | [diff] [blame] | 2063 | const char *path = qdict_get_str(qdict, "path"); |
| 2064 | int has_freq = qdict_haskey(qdict, "freq"); |
| 2065 | int freq = qdict_get_try_int(qdict, "freq", -1); |
| 2066 | int has_bits = qdict_haskey(qdict, "bits"); |
| 2067 | int bits = qdict_get_try_int(qdict, "bits", -1); |
| 2068 | int has_channels = qdict_haskey(qdict, "nchannels"); |
| 2069 | int nchannels = qdict_get_try_int(qdict, "nchannels", -1); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2070 | CaptureState *s; |
| 2071 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2072 | s = g_malloc0 (sizeof (*s)); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2073 | |
| 2074 | freq = has_freq ? freq : 44100; |
| 2075 | bits = has_bits ? bits : 16; |
| 2076 | nchannels = has_channels ? nchannels : 2; |
| 2077 | |
| 2078 | if (wav_start_capture (s, path, freq, bits, nchannels)) { |
Isaku Yamahata | d00b261 | 2011-01-21 19:53:55 +0900 | [diff] [blame] | 2079 | monitor_printf(mon, "Failed to add wave capture\n"); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2080 | g_free (s); |
Isaku Yamahata | d00b261 | 2011-01-21 19:53:55 +0900 | [diff] [blame] | 2081 | return; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2082 | } |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2083 | QLIST_INSERT_HEAD (&capture_head, s, entries); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2084 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 2085 | |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2086 | static qemu_acl *find_acl(Monitor *mon, const char *name) |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2087 | { |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2088 | qemu_acl *acl = qemu_acl_find(name); |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2089 | |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2090 | if (!acl) { |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2091 | monitor_printf(mon, "acl: unknown list '%s'\n", name); |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2092 | } |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2093 | return acl; |
| 2094 | } |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2095 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2096 | static void hmp_acl_show(Monitor *mon, const QDict *qdict) |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2097 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 2098 | const char *aclname = qdict_get_str(qdict, "aclname"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2099 | qemu_acl *acl = find_acl(mon, aclname); |
| 2100 | qemu_acl_entry *entry; |
| 2101 | int i = 0; |
| 2102 | |
| 2103 | if (acl) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2104 | monitor_printf(mon, "policy: %s\n", |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2105 | acl->defaultDeny ? "deny" : "allow"); |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2106 | QTAILQ_FOREACH(entry, &acl->entries, next) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2107 | i++; |
| 2108 | monitor_printf(mon, "%d: %s %s\n", i, |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2109 | entry->deny ? "deny" : "allow", entry->match); |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2110 | } |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2111 | } |
| 2112 | } |
| 2113 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2114 | static void hmp_acl_reset(Monitor *mon, const QDict *qdict) |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2115 | { |
Luiz Capitulino | d54908a | 2009-08-28 15:27:13 -0300 | [diff] [blame] | 2116 | const char *aclname = qdict_get_str(qdict, "aclname"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2117 | qemu_acl *acl = find_acl(mon, aclname); |
| 2118 | |
| 2119 | if (acl) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2120 | qemu_acl_reset(acl); |
| 2121 | monitor_printf(mon, "acl: removed all rules\n"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2122 | } |
| 2123 | } |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2124 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2125 | static void hmp_acl_policy(Monitor *mon, const QDict *qdict) |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2126 | { |
Luiz Capitulino | f18c16d | 2009-08-28 15:27:14 -0300 | [diff] [blame] | 2127 | const char *aclname = qdict_get_str(qdict, "aclname"); |
| 2128 | const char *policy = qdict_get_str(qdict, "policy"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2129 | qemu_acl *acl = find_acl(mon, aclname); |
| 2130 | |
| 2131 | if (acl) { |
| 2132 | if (strcmp(policy, "allow") == 0) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2133 | acl->defaultDeny = 0; |
| 2134 | monitor_printf(mon, "acl: policy set to 'allow'\n"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2135 | } else if (strcmp(policy, "deny") == 0) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2136 | acl->defaultDeny = 1; |
| 2137 | monitor_printf(mon, "acl: policy set to 'deny'\n"); |
| 2138 | } else { |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2139 | monitor_printf(mon, "acl: unknown policy '%s', " |
| 2140 | "expected 'deny' or 'allow'\n", policy); |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2141 | } |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2142 | } |
| 2143 | } |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2144 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2145 | static void hmp_acl_add(Monitor *mon, const QDict *qdict) |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2146 | { |
Luiz Capitulino | 1bd1442 | 2009-08-28 15:27:17 -0300 | [diff] [blame] | 2147 | const char *aclname = qdict_get_str(qdict, "aclname"); |
| 2148 | const char *match = qdict_get_str(qdict, "match"); |
| 2149 | const char *policy = qdict_get_str(qdict, "policy"); |
| 2150 | int has_index = qdict_haskey(qdict, "index"); |
| 2151 | int index = qdict_get_try_int(qdict, "index", -1); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2152 | qemu_acl *acl = find_acl(mon, aclname); |
| 2153 | int deny, ret; |
| 2154 | |
| 2155 | if (acl) { |
| 2156 | if (strcmp(policy, "allow") == 0) { |
| 2157 | deny = 0; |
| 2158 | } else if (strcmp(policy, "deny") == 0) { |
| 2159 | deny = 1; |
| 2160 | } else { |
| 2161 | monitor_printf(mon, "acl: unknown policy '%s', " |
| 2162 | "expected 'deny' or 'allow'\n", policy); |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2163 | return; |
| 2164 | } |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2165 | if (has_index) |
| 2166 | ret = qemu_acl_insert(acl, deny, match, index); |
| 2167 | else |
| 2168 | ret = qemu_acl_append(acl, deny, match); |
| 2169 | if (ret < 0) |
| 2170 | monitor_printf(mon, "acl: unable to add acl entry\n"); |
| 2171 | else |
| 2172 | monitor_printf(mon, "acl: added rule at position %d\n", ret); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2173 | } |
| 2174 | } |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2175 | |
Markus Armbruster | 3e5a50d | 2015-02-06 13:55:43 +0100 | [diff] [blame] | 2176 | static void hmp_acl_remove(Monitor *mon, const QDict *qdict) |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2177 | { |
Luiz Capitulino | f18c16d | 2009-08-28 15:27:14 -0300 | [diff] [blame] | 2178 | const char *aclname = qdict_get_str(qdict, "aclname"); |
| 2179 | const char *match = qdict_get_str(qdict, "match"); |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2180 | qemu_acl *acl = find_acl(mon, aclname); |
| 2181 | int ret; |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2182 | |
Jan Kiszka | 15dfcd4 | 2009-06-25 08:22:08 +0200 | [diff] [blame] | 2183 | if (acl) { |
aliguori | 28a76be | 2009-03-06 20:27:40 +0000 | [diff] [blame] | 2184 | ret = qemu_acl_remove(acl, match); |
| 2185 | if (ret < 0) |
| 2186 | monitor_printf(mon, "acl: no matching acl entry\n"); |
| 2187 | else |
| 2188 | monitor_printf(mon, "acl: removed rule at position %d\n", ret); |
aliguori | 76655d6 | 2009-03-06 20:27:37 +0000 | [diff] [blame] | 2189 | } |
| 2190 | } |
| 2191 | |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2192 | void qmp_getfd(const char *fdname, Error **errp) |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2193 | { |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 2194 | mon_fd_t *monfd; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2195 | int fd; |
| 2196 | |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 2197 | fd = qemu_chr_fe_get_msgfd(&cur_mon->chr); |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2198 | if (fd == -1) { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2199 | error_setg(errp, QERR_FD_NOT_SUPPLIED); |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2200 | return; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2201 | } |
| 2202 | |
| 2203 | if (qemu_isdigit(fdname[0])) { |
Stefan Hajnoczi | 0b9f0e2 | 2014-04-24 13:58:18 +0200 | [diff] [blame] | 2204 | close(fd); |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2205 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdname", |
| 2206 | "a name not starting with a digit"); |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2207 | return; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2208 | } |
| 2209 | |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2210 | QLIST_FOREACH(monfd, &cur_mon->fds, next) { |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2211 | if (strcmp(monfd->name, fdname) != 0) { |
| 2212 | continue; |
| 2213 | } |
| 2214 | |
| 2215 | close(monfd->fd); |
| 2216 | monfd->fd = fd; |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2217 | return; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2218 | } |
| 2219 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2220 | monfd = g_malloc0(sizeof(mon_fd_t)); |
| 2221 | monfd->name = g_strdup(fdname); |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2222 | monfd->fd = fd; |
| 2223 | |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2224 | QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next); |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2225 | } |
| 2226 | |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2227 | void qmp_closefd(const char *fdname, Error **errp) |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2228 | { |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 2229 | mon_fd_t *monfd; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2230 | |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2231 | QLIST_FOREACH(monfd, &cur_mon->fds, next) { |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2232 | if (strcmp(monfd->name, fdname) != 0) { |
| 2233 | continue; |
| 2234 | } |
| 2235 | |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2236 | QLIST_REMOVE(monfd, next); |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2237 | close(monfd->fd); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2238 | g_free(monfd->name); |
| 2239 | g_free(monfd); |
Corey Bryant | 208c9d1 | 2012-06-22 14:36:09 -0400 | [diff] [blame] | 2240 | return; |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2241 | } |
| 2242 | |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2243 | error_setg(errp, QERR_FD_NOT_FOUND, fdname); |
Mark McLoughlin | f07918f | 2009-07-22 09:11:40 +0100 | [diff] [blame] | 2244 | } |
| 2245 | |
Paolo Bonzini | a9940fc | 2012-09-20 16:50:32 +0200 | [diff] [blame] | 2246 | int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp) |
Mark McLoughlin | 7768e04 | 2009-07-22 09:11:41 +0100 | [diff] [blame] | 2247 | { |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 2248 | mon_fd_t *monfd; |
Mark McLoughlin | 7768e04 | 2009-07-22 09:11:41 +0100 | [diff] [blame] | 2249 | |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2250 | QLIST_FOREACH(monfd, &mon->fds, next) { |
Mark McLoughlin | 7768e04 | 2009-07-22 09:11:41 +0100 | [diff] [blame] | 2251 | int fd; |
| 2252 | |
| 2253 | if (strcmp(monfd->name, fdname) != 0) { |
| 2254 | continue; |
| 2255 | } |
| 2256 | |
| 2257 | fd = monfd->fd; |
| 2258 | |
| 2259 | /* caller takes ownership of fd */ |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 2260 | QLIST_REMOVE(monfd, next); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2261 | g_free(monfd->name); |
| 2262 | g_free(monfd); |
Mark McLoughlin | 7768e04 | 2009-07-22 09:11:41 +0100 | [diff] [blame] | 2263 | |
| 2264 | return fd; |
| 2265 | } |
| 2266 | |
Paolo Bonzini | a9940fc | 2012-09-20 16:50:32 +0200 | [diff] [blame] | 2267 | error_setg(errp, "File descriptor named '%s' has not been found", fdname); |
Mark McLoughlin | 7768e04 | 2009-07-22 09:11:41 +0100 | [diff] [blame] | 2268 | return -1; |
| 2269 | } |
| 2270 | |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2271 | static void monitor_fdset_cleanup(MonFdset *mon_fdset) |
| 2272 | { |
| 2273 | MonFdsetFd *mon_fdset_fd; |
| 2274 | MonFdsetFd *mon_fdset_fd_next; |
| 2275 | |
| 2276 | QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) { |
Corey Bryant | ebe52b5 | 2012-10-18 15:19:33 -0400 | [diff] [blame] | 2277 | if ((mon_fdset_fd->removed || |
| 2278 | (QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) && |
| 2279 | runstate_is_running()) { |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2280 | close(mon_fdset_fd->fd); |
| 2281 | g_free(mon_fdset_fd->opaque); |
| 2282 | QLIST_REMOVE(mon_fdset_fd, next); |
| 2283 | g_free(mon_fdset_fd); |
| 2284 | } |
| 2285 | } |
| 2286 | |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2287 | if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) { |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2288 | QLIST_REMOVE(mon_fdset, next); |
| 2289 | g_free(mon_fdset); |
| 2290 | } |
| 2291 | } |
| 2292 | |
Corey Bryant | efb87c1 | 2012-08-14 16:43:48 -0400 | [diff] [blame] | 2293 | static void monitor_fdsets_cleanup(void) |
| 2294 | { |
| 2295 | MonFdset *mon_fdset; |
| 2296 | MonFdset *mon_fdset_next; |
| 2297 | |
| 2298 | QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) { |
| 2299 | monitor_fdset_cleanup(mon_fdset); |
| 2300 | } |
| 2301 | } |
| 2302 | |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2303 | AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque, |
| 2304 | const char *opaque, Error **errp) |
| 2305 | { |
| 2306 | int fd; |
| 2307 | Monitor *mon = cur_mon; |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2308 | AddfdInfo *fdinfo; |
| 2309 | |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 2310 | fd = qemu_chr_fe_get_msgfd(&mon->chr); |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2311 | if (fd == -1) { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2312 | error_setg(errp, QERR_FD_NOT_SUPPLIED); |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2313 | goto error; |
| 2314 | } |
| 2315 | |
Corey Bryant | e446f70 | 2012-10-18 15:19:32 -0400 | [diff] [blame] | 2316 | fdinfo = monitor_fdset_add_fd(fd, has_fdset_id, fdset_id, |
| 2317 | has_opaque, opaque, errp); |
| 2318 | if (fdinfo) { |
| 2319 | return fdinfo; |
Corey Bryant | 9ac54af | 2012-10-18 15:19:31 -0400 | [diff] [blame] | 2320 | } |
| 2321 | |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2322 | error: |
| 2323 | if (fd != -1) { |
| 2324 | close(fd); |
| 2325 | } |
| 2326 | return NULL; |
| 2327 | } |
| 2328 | |
| 2329 | void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp) |
| 2330 | { |
| 2331 | MonFdset *mon_fdset; |
| 2332 | MonFdsetFd *mon_fdset_fd; |
| 2333 | char fd_str[60]; |
| 2334 | |
| 2335 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2336 | if (mon_fdset->id != fdset_id) { |
| 2337 | continue; |
| 2338 | } |
| 2339 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { |
| 2340 | if (has_fd) { |
| 2341 | if (mon_fdset_fd->fd != fd) { |
| 2342 | continue; |
| 2343 | } |
| 2344 | mon_fdset_fd->removed = true; |
| 2345 | break; |
| 2346 | } else { |
| 2347 | mon_fdset_fd->removed = true; |
| 2348 | } |
| 2349 | } |
| 2350 | if (has_fd && !mon_fdset_fd) { |
| 2351 | goto error; |
| 2352 | } |
| 2353 | monitor_fdset_cleanup(mon_fdset); |
| 2354 | return; |
| 2355 | } |
| 2356 | |
| 2357 | error: |
| 2358 | if (has_fd) { |
| 2359 | snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64, |
| 2360 | fdset_id, fd); |
| 2361 | } else { |
| 2362 | snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id); |
| 2363 | } |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2364 | error_setg(errp, QERR_FD_NOT_FOUND, fd_str); |
Corey Bryant | ba1c048a | 2012-08-14 16:43:43 -0400 | [diff] [blame] | 2365 | } |
| 2366 | |
| 2367 | FdsetInfoList *qmp_query_fdsets(Error **errp) |
| 2368 | { |
| 2369 | MonFdset *mon_fdset; |
| 2370 | MonFdsetFd *mon_fdset_fd; |
| 2371 | FdsetInfoList *fdset_list = NULL; |
| 2372 | |
| 2373 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2374 | FdsetInfoList *fdset_info = g_malloc0(sizeof(*fdset_info)); |
| 2375 | FdsetFdInfoList *fdsetfd_list = NULL; |
| 2376 | |
| 2377 | fdset_info->value = g_malloc0(sizeof(*fdset_info->value)); |
| 2378 | fdset_info->value->fdset_id = mon_fdset->id; |
| 2379 | |
| 2380 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { |
| 2381 | FdsetFdInfoList *fdsetfd_info; |
| 2382 | |
| 2383 | fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info)); |
| 2384 | fdsetfd_info->value = g_malloc0(sizeof(*fdsetfd_info->value)); |
| 2385 | fdsetfd_info->value->fd = mon_fdset_fd->fd; |
| 2386 | if (mon_fdset_fd->opaque) { |
| 2387 | fdsetfd_info->value->has_opaque = true; |
| 2388 | fdsetfd_info->value->opaque = g_strdup(mon_fdset_fd->opaque); |
| 2389 | } else { |
| 2390 | fdsetfd_info->value->has_opaque = false; |
| 2391 | } |
| 2392 | |
| 2393 | fdsetfd_info->next = fdsetfd_list; |
| 2394 | fdsetfd_list = fdsetfd_info; |
| 2395 | } |
| 2396 | |
| 2397 | fdset_info->value->fds = fdsetfd_list; |
| 2398 | |
| 2399 | fdset_info->next = fdset_list; |
| 2400 | fdset_list = fdset_info; |
| 2401 | } |
| 2402 | |
| 2403 | return fdset_list; |
| 2404 | } |
| 2405 | |
Corey Bryant | e446f70 | 2012-10-18 15:19:32 -0400 | [diff] [blame] | 2406 | AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id, |
| 2407 | bool has_opaque, const char *opaque, |
| 2408 | Error **errp) |
| 2409 | { |
| 2410 | MonFdset *mon_fdset = NULL; |
| 2411 | MonFdsetFd *mon_fdset_fd; |
| 2412 | AddfdInfo *fdinfo; |
| 2413 | |
| 2414 | if (has_fdset_id) { |
| 2415 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2416 | /* Break if match found or match impossible due to ordering by ID */ |
| 2417 | if (fdset_id <= mon_fdset->id) { |
| 2418 | if (fdset_id < mon_fdset->id) { |
| 2419 | mon_fdset = NULL; |
| 2420 | } |
| 2421 | break; |
| 2422 | } |
| 2423 | } |
| 2424 | } |
| 2425 | |
| 2426 | if (mon_fdset == NULL) { |
| 2427 | int64_t fdset_id_prev = -1; |
| 2428 | MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets); |
| 2429 | |
| 2430 | if (has_fdset_id) { |
| 2431 | if (fdset_id < 0) { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 2432 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id", |
| 2433 | "a non-negative value"); |
Corey Bryant | e446f70 | 2012-10-18 15:19:32 -0400 | [diff] [blame] | 2434 | return NULL; |
| 2435 | } |
| 2436 | /* Use specified fdset ID */ |
| 2437 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2438 | mon_fdset_cur = mon_fdset; |
| 2439 | if (fdset_id < mon_fdset_cur->id) { |
| 2440 | break; |
| 2441 | } |
| 2442 | } |
| 2443 | } else { |
| 2444 | /* Use first available fdset ID */ |
| 2445 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2446 | mon_fdset_cur = mon_fdset; |
| 2447 | if (fdset_id_prev == mon_fdset_cur->id - 1) { |
| 2448 | fdset_id_prev = mon_fdset_cur->id; |
| 2449 | continue; |
| 2450 | } |
| 2451 | break; |
| 2452 | } |
| 2453 | } |
| 2454 | |
| 2455 | mon_fdset = g_malloc0(sizeof(*mon_fdset)); |
| 2456 | if (has_fdset_id) { |
| 2457 | mon_fdset->id = fdset_id; |
| 2458 | } else { |
| 2459 | mon_fdset->id = fdset_id_prev + 1; |
| 2460 | } |
| 2461 | |
| 2462 | /* The fdset list is ordered by fdset ID */ |
| 2463 | if (!mon_fdset_cur) { |
| 2464 | QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next); |
| 2465 | } else if (mon_fdset->id < mon_fdset_cur->id) { |
| 2466 | QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next); |
| 2467 | } else { |
| 2468 | QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next); |
| 2469 | } |
| 2470 | } |
| 2471 | |
| 2472 | mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd)); |
| 2473 | mon_fdset_fd->fd = fd; |
| 2474 | mon_fdset_fd->removed = false; |
| 2475 | if (has_opaque) { |
| 2476 | mon_fdset_fd->opaque = g_strdup(opaque); |
| 2477 | } |
| 2478 | QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next); |
| 2479 | |
| 2480 | fdinfo = g_malloc0(sizeof(*fdinfo)); |
| 2481 | fdinfo->fdset_id = mon_fdset->id; |
| 2482 | fdinfo->fd = mon_fdset_fd->fd; |
| 2483 | |
| 2484 | return fdinfo; |
| 2485 | } |
| 2486 | |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2487 | int monitor_fdset_get_fd(int64_t fdset_id, int flags) |
| 2488 | { |
Blue Swirl | b2dc64c | 2012-08-18 20:14:54 +0000 | [diff] [blame] | 2489 | #ifndef _WIN32 |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2490 | MonFdset *mon_fdset; |
| 2491 | MonFdsetFd *mon_fdset_fd; |
| 2492 | int mon_fd_flags; |
| 2493 | |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2494 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2495 | if (mon_fdset->id != fdset_id) { |
| 2496 | continue; |
| 2497 | } |
| 2498 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { |
| 2499 | mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL); |
| 2500 | if (mon_fd_flags == -1) { |
| 2501 | return -1; |
| 2502 | } |
| 2503 | |
| 2504 | if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) { |
| 2505 | return mon_fdset_fd->fd; |
| 2506 | } |
| 2507 | } |
| 2508 | errno = EACCES; |
| 2509 | return -1; |
| 2510 | } |
| 2511 | #endif |
| 2512 | |
| 2513 | errno = ENOENT; |
| 2514 | return -1; |
| 2515 | } |
| 2516 | |
| 2517 | int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd) |
| 2518 | { |
| 2519 | MonFdset *mon_fdset; |
| 2520 | MonFdsetFd *mon_fdset_fd_dup; |
| 2521 | |
| 2522 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2523 | if (mon_fdset->id != fdset_id) { |
| 2524 | continue; |
| 2525 | } |
| 2526 | QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) { |
| 2527 | if (mon_fdset_fd_dup->fd == dup_fd) { |
| 2528 | return -1; |
| 2529 | } |
| 2530 | } |
| 2531 | mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup)); |
| 2532 | mon_fdset_fd_dup->fd = dup_fd; |
| 2533 | QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next); |
| 2534 | return 0; |
| 2535 | } |
| 2536 | return -1; |
| 2537 | } |
| 2538 | |
| 2539 | static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove) |
| 2540 | { |
| 2541 | MonFdset *mon_fdset; |
| 2542 | MonFdsetFd *mon_fdset_fd_dup; |
| 2543 | |
| 2544 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { |
| 2545 | QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) { |
| 2546 | if (mon_fdset_fd_dup->fd == dup_fd) { |
| 2547 | if (remove) { |
| 2548 | QLIST_REMOVE(mon_fdset_fd_dup, next); |
| 2549 | if (QLIST_EMPTY(&mon_fdset->dup_fds)) { |
| 2550 | monitor_fdset_cleanup(mon_fdset); |
| 2551 | } |
Michael S. Tsirkin | b3dd1b8 | 2014-08-17 11:45:17 +0200 | [diff] [blame] | 2552 | return -1; |
| 2553 | } else { |
| 2554 | return mon_fdset->id; |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2555 | } |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2556 | } |
| 2557 | } |
| 2558 | } |
| 2559 | return -1; |
| 2560 | } |
| 2561 | |
| 2562 | int monitor_fdset_dup_fd_find(int dup_fd) |
| 2563 | { |
| 2564 | return monitor_fdset_dup_fd_find_remove(dup_fd, false); |
| 2565 | } |
| 2566 | |
Michael S. Tsirkin | b3dd1b8 | 2014-08-17 11:45:17 +0200 | [diff] [blame] | 2567 | void monitor_fdset_dup_fd_remove(int dup_fd) |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2568 | { |
Michael S. Tsirkin | b3dd1b8 | 2014-08-17 11:45:17 +0200 | [diff] [blame] | 2569 | monitor_fdset_dup_fd_find_remove(dup_fd, true); |
Corey Bryant | adb696f | 2012-08-14 16:43:47 -0400 | [diff] [blame] | 2570 | } |
| 2571 | |
Markus Armbruster | 1677f4c | 2015-02-09 14:03:19 +0100 | [diff] [blame] | 2572 | int monitor_fd_param(Monitor *mon, const char *fdname, Error **errp) |
Laszlo Ersek | 5906366 | 2014-04-10 10:24:31 +0200 | [diff] [blame] | 2573 | { |
| 2574 | int fd; |
| 2575 | Error *local_err = NULL; |
| 2576 | |
| 2577 | if (!qemu_isdigit(fdname[0]) && mon) { |
Paolo Bonzini | a9940fc | 2012-09-20 16:50:32 +0200 | [diff] [blame] | 2578 | fd = monitor_get_fd(mon, fdname, &local_err); |
Nicholas Bellinger | a96ed02 | 2012-08-21 20:52:07 +0000 | [diff] [blame] | 2579 | } else { |
| 2580 | fd = qemu_parse_fd(fdname); |
Laszlo Ersek | 5906366 | 2014-04-10 10:24:31 +0200 | [diff] [blame] | 2581 | if (fd == -1) { |
| 2582 | error_setg(&local_err, "Invalid file descriptor number '%s'", |
| 2583 | fdname); |
| 2584 | } |
| 2585 | } |
| 2586 | if (local_err) { |
| 2587 | error_propagate(errp, local_err); |
| 2588 | assert(fd == -1); |
| 2589 | } else { |
| 2590 | assert(fd != -1); |
Nicholas Bellinger | a96ed02 | 2012-08-21 20:52:07 +0000 | [diff] [blame] | 2591 | } |
| 2592 | |
| 2593 | return fd; |
| 2594 | } |
| 2595 | |
Luiz Capitulino | acd0a09 | 2010-09-30 16:00:22 -0300 | [diff] [blame] | 2596 | /* Please update hmp-commands.hx when adding or changing commands */ |
Wayne Xia | 816f892 | 2011-10-12 11:32:41 +0800 | [diff] [blame] | 2597 | static mon_cmd_t info_cmds[] = { |
Pavel Butsykin | da76ee7 | 2015-09-10 18:38:58 +0300 | [diff] [blame] | 2598 | #include "hmp-commands-info.h" |
| 2599 | { NULL, NULL, }, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 2600 | }; |
| 2601 | |
Wenchao Xia | a13ced5 | 2013-01-14 14:06:28 +0800 | [diff] [blame] | 2602 | /* mon_cmds and info_cmds would be sorted at runtime */ |
| 2603 | static mon_cmd_t mon_cmds[] = { |
| 2604 | #include "hmp-commands.h" |
| 2605 | { NULL, NULL, }, |
| 2606 | }; |
| 2607 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2608 | /*******************************************************************/ |
| 2609 | |
| 2610 | static const char *pch; |
Peter Maydell | 6ab7e54 | 2013-02-20 15:21:09 +0000 | [diff] [blame] | 2611 | static sigjmp_buf expr_env; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2612 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2613 | |
Stefan Weil | 9c3175c | 2013-08-22 21:30:09 +0200 | [diff] [blame] | 2614 | static void GCC_FMT_ATTR(2, 3) QEMU_NORETURN |
| 2615 | expr_error(Monitor *mon, const char *fmt, ...) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 2616 | { |
Fam Zheng | 277acfe | 2013-08-20 10:58:21 +0800 | [diff] [blame] | 2617 | va_list ap; |
| 2618 | va_start(ap, fmt); |
| 2619 | monitor_vprintf(mon, fmt, ap); |
| 2620 | monitor_printf(mon, "\n"); |
| 2621 | va_end(ap); |
Peter Maydell | 6ab7e54 | 2013-02-20 15:21:09 +0000 | [diff] [blame] | 2622 | siglongjmp(expr_env, 1); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2623 | } |
| 2624 | |
Markus Armbruster | 09b9418 | 2010-01-20 13:07:30 +0100 | [diff] [blame] | 2625 | /* return 0 if OK, -1 if not found */ |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2626 | static int get_monitor_def(target_long *pval, const char *name) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2627 | { |
Pavel Butsykin | bf95728 | 2015-09-10 18:38:59 +0300 | [diff] [blame] | 2628 | const MonitorDef *md = target_monitor_defs(); |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 2629 | CPUState *cs = mon_get_cpu(); |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2630 | void *ptr; |
Alexey Kardashevskiy | 0a9516c | 2015-11-12 14:44:23 +1100 | [diff] [blame] | 2631 | uint64_t tmp = 0; |
| 2632 | int ret; |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2633 | |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 2634 | if (cs == NULL || md == NULL) { |
Pavel Butsykin | bf95728 | 2015-09-10 18:38:59 +0300 | [diff] [blame] | 2635 | return -1; |
| 2636 | } |
| 2637 | |
| 2638 | for(; md->name != NULL; md++) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2639 | if (compare_cmd(name, md->name)) { |
| 2640 | if (md->get_value) { |
bellard | e95c8d5 | 2004-09-30 22:22:08 +0000 | [diff] [blame] | 2641 | *pval = md->get_value(md, md->offset); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2642 | } else { |
Peter Crosthwaite | 5bcda5f | 2015-05-24 14:20:40 -0700 | [diff] [blame] | 2643 | CPUArchState *env = mon_get_cpu_env(); |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 2644 | ptr = (uint8_t *)env + md->offset; |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2645 | switch(md->type) { |
| 2646 | case MD_I32: |
| 2647 | *pval = *(int32_t *)ptr; |
| 2648 | break; |
| 2649 | case MD_TLONG: |
| 2650 | *pval = *(target_long *)ptr; |
| 2651 | break; |
| 2652 | default: |
| 2653 | *pval = 0; |
| 2654 | break; |
| 2655 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2656 | } |
| 2657 | return 0; |
| 2658 | } |
| 2659 | } |
Alexey Kardashevskiy | 0a9516c | 2015-11-12 14:44:23 +1100 | [diff] [blame] | 2660 | |
Thomas Huth | 854e67f | 2017-01-13 13:12:35 +0100 | [diff] [blame] | 2661 | ret = target_get_monitor_def(cs, name, &tmp); |
Alexey Kardashevskiy | 0a9516c | 2015-11-12 14:44:23 +1100 | [diff] [blame] | 2662 | if (!ret) { |
| 2663 | *pval = (target_long) tmp; |
| 2664 | } |
| 2665 | |
| 2666 | return ret; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2667 | } |
| 2668 | |
| 2669 | static void next(void) |
| 2670 | { |
Blue Swirl | 660f11b | 2009-07-31 21:16:51 +0000 | [diff] [blame] | 2671 | if (*pch != '\0') { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2672 | pch++; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 2673 | while (qemu_isspace(*pch)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2674 | pch++; |
| 2675 | } |
| 2676 | } |
| 2677 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2678 | static int64_t expr_sum(Monitor *mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2679 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2680 | static int64_t expr_unary(Monitor *mon) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2681 | { |
blueswir1 | c2efc95 | 2007-09-25 17:28:42 +0000 | [diff] [blame] | 2682 | int64_t n; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2683 | char *p; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 2684 | int ret; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2685 | |
| 2686 | switch(*pch) { |
| 2687 | case '+': |
| 2688 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2689 | n = expr_unary(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2690 | break; |
| 2691 | case '-': |
| 2692 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2693 | n = -expr_unary(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2694 | break; |
| 2695 | case '~': |
| 2696 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2697 | n = ~expr_unary(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2698 | break; |
| 2699 | case '(': |
| 2700 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2701 | n = expr_sum(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2702 | if (*pch != ')') { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2703 | expr_error(mon, "')' expected"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2704 | } |
| 2705 | next(); |
| 2706 | break; |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 2707 | case '\'': |
| 2708 | pch++; |
| 2709 | if (*pch == '\0') |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2710 | expr_error(mon, "character constant expected"); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 2711 | n = *pch; |
| 2712 | pch++; |
| 2713 | if (*pch != '\'') |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2714 | expr_error(mon, "missing terminating \' character"); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 2715 | next(); |
| 2716 | break; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2717 | case '$': |
| 2718 | { |
| 2719 | char buf[128], *q; |
ths | 69b3497 | 2007-12-17 03:15:52 +0000 | [diff] [blame] | 2720 | target_long reg=0; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 2721 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2722 | pch++; |
| 2723 | q = buf; |
| 2724 | while ((*pch >= 'a' && *pch <= 'z') || |
| 2725 | (*pch >= 'A' && *pch <= 'Z') || |
| 2726 | (*pch >= '0' && *pch <= '9') || |
bellard | 57206fd | 2004-04-25 18:54:52 +0000 | [diff] [blame] | 2727 | *pch == '_' || *pch == '.') { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2728 | if ((q - buf) < sizeof(buf) - 1) |
| 2729 | *q++ = *pch; |
| 2730 | pch++; |
| 2731 | } |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 2732 | while (qemu_isspace(*pch)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2733 | pch++; |
| 2734 | *q = 0; |
blueswir1 | 7743e58 | 2007-09-24 18:39:04 +0000 | [diff] [blame] | 2735 | ret = get_monitor_def(®, buf); |
Markus Armbruster | 09b9418 | 2010-01-20 13:07:30 +0100 | [diff] [blame] | 2736 | if (ret < 0) |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2737 | expr_error(mon, "unknown register"); |
blueswir1 | 7743e58 | 2007-09-24 18:39:04 +0000 | [diff] [blame] | 2738 | n = reg; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2739 | } |
| 2740 | break; |
| 2741 | case '\0': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2742 | expr_error(mon, "unexpected end of expression"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2743 | n = 0; |
| 2744 | break; |
| 2745 | default: |
Luiz Capitulino | 6b0e33b | 2012-04-26 16:48:41 -0300 | [diff] [blame] | 2746 | errno = 0; |
bellard | 4f4fbf7 | 2006-06-25 18:28:12 +0000 | [diff] [blame] | 2747 | n = strtoull(pch, &p, 0); |
Luiz Capitulino | 6b0e33b | 2012-04-26 16:48:41 -0300 | [diff] [blame] | 2748 | if (errno == ERANGE) { |
| 2749 | expr_error(mon, "number too large"); |
| 2750 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2751 | if (pch == p) { |
Fam Zheng | 277acfe | 2013-08-20 10:58:21 +0800 | [diff] [blame] | 2752 | expr_error(mon, "invalid char '%c' in expression", *p); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2753 | } |
| 2754 | pch = p; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 2755 | while (qemu_isspace(*pch)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2756 | pch++; |
| 2757 | break; |
| 2758 | } |
| 2759 | return n; |
| 2760 | } |
| 2761 | |
| 2762 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2763 | static int64_t expr_prod(Monitor *mon) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2764 | { |
blueswir1 | c2efc95 | 2007-09-25 17:28:42 +0000 | [diff] [blame] | 2765 | int64_t val, val2; |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2766 | int op; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 2767 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2768 | val = expr_unary(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2769 | for(;;) { |
| 2770 | op = *pch; |
| 2771 | if (op != '*' && op != '/' && op != '%') |
| 2772 | break; |
| 2773 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2774 | val2 = expr_unary(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2775 | switch(op) { |
| 2776 | default: |
| 2777 | case '*': |
| 2778 | val *= val2; |
| 2779 | break; |
| 2780 | case '/': |
| 2781 | case '%': |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 2782 | if (val2 == 0) |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2783 | expr_error(mon, "division by zero"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2784 | if (op == '/') |
| 2785 | val /= val2; |
| 2786 | else |
| 2787 | val %= val2; |
| 2788 | break; |
| 2789 | } |
| 2790 | } |
| 2791 | return val; |
| 2792 | } |
| 2793 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2794 | static int64_t expr_logic(Monitor *mon) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2795 | { |
blueswir1 | c2efc95 | 2007-09-25 17:28:42 +0000 | [diff] [blame] | 2796 | int64_t val, val2; |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2797 | int op; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2798 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2799 | val = expr_prod(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2800 | for(;;) { |
| 2801 | op = *pch; |
| 2802 | if (op != '&' && op != '|' && op != '^') |
| 2803 | break; |
| 2804 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2805 | val2 = expr_prod(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2806 | switch(op) { |
| 2807 | default: |
| 2808 | case '&': |
| 2809 | val &= val2; |
| 2810 | break; |
| 2811 | case '|': |
| 2812 | val |= val2; |
| 2813 | break; |
| 2814 | case '^': |
| 2815 | val ^= val2; |
| 2816 | break; |
| 2817 | } |
| 2818 | } |
| 2819 | return val; |
| 2820 | } |
| 2821 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2822 | static int64_t expr_sum(Monitor *mon) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2823 | { |
blueswir1 | c2efc95 | 2007-09-25 17:28:42 +0000 | [diff] [blame] | 2824 | int64_t val, val2; |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 2825 | int op; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2826 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2827 | val = expr_logic(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2828 | for(;;) { |
| 2829 | op = *pch; |
| 2830 | if (op != '+' && op != '-') |
| 2831 | break; |
| 2832 | next(); |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2833 | val2 = expr_logic(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2834 | if (op == '+') |
| 2835 | val += val2; |
| 2836 | else |
| 2837 | val -= val2; |
| 2838 | } |
| 2839 | return val; |
| 2840 | } |
| 2841 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2842 | static int get_expr(Monitor *mon, int64_t *pval, const char **pp) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2843 | { |
| 2844 | pch = *pp; |
Peter Maydell | 6ab7e54 | 2013-02-20 15:21:09 +0000 | [diff] [blame] | 2845 | if (sigsetjmp(expr_env, 0)) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2846 | *pp = pch; |
| 2847 | return -1; |
| 2848 | } |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 2849 | while (qemu_isspace(*pch)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2850 | pch++; |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 2851 | *pval = expr_sum(mon); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2852 | *pp = pch; |
| 2853 | return 0; |
| 2854 | } |
| 2855 | |
Markus Armbruster | 3350a4d | 2010-01-25 14:23:03 +0100 | [diff] [blame] | 2856 | static int get_double(Monitor *mon, double *pval, const char **pp) |
| 2857 | { |
| 2858 | const char *p = *pp; |
| 2859 | char *tailp; |
| 2860 | double d; |
| 2861 | |
| 2862 | d = strtod(p, &tailp); |
| 2863 | if (tailp == p) { |
| 2864 | monitor_printf(mon, "Number expected\n"); |
| 2865 | return -1; |
| 2866 | } |
| 2867 | if (d != d || d - d != 0) { |
| 2868 | /* NaN or infinity */ |
| 2869 | monitor_printf(mon, "Bad number\n"); |
| 2870 | return -1; |
| 2871 | } |
| 2872 | *pval = d; |
| 2873 | *pp = tailp; |
| 2874 | return 0; |
| 2875 | } |
| 2876 | |
Luiz Capitulino | 4590fd8 | 2009-06-09 18:21:30 -0300 | [diff] [blame] | 2877 | /* |
| 2878 | * Store the command-name in cmdname, and return a pointer to |
| 2879 | * the remaining of the command string. |
| 2880 | */ |
| 2881 | static const char *get_command_name(const char *cmdline, |
| 2882 | char *cmdname, size_t nlen) |
| 2883 | { |
| 2884 | size_t len; |
| 2885 | const char *p, *pstart; |
| 2886 | |
| 2887 | p = cmdline; |
| 2888 | while (qemu_isspace(*p)) |
| 2889 | p++; |
| 2890 | if (*p == '\0') |
| 2891 | return NULL; |
| 2892 | pstart = p; |
| 2893 | while (*p != '\0' && *p != '/' && !qemu_isspace(*p)) |
| 2894 | p++; |
| 2895 | len = p - pstart; |
| 2896 | if (len > nlen - 1) |
| 2897 | len = nlen - 1; |
| 2898 | memcpy(cmdname, pstart, len); |
| 2899 | cmdname[len] = '\0'; |
| 2900 | return p; |
| 2901 | } |
| 2902 | |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 2903 | /** |
| 2904 | * Read key of 'type' into 'key' and return the current |
| 2905 | * 'type' pointer. |
| 2906 | */ |
| 2907 | static char *key_get_info(const char *type, char **key) |
| 2908 | { |
| 2909 | size_t len; |
| 2910 | char *p, *str; |
| 2911 | |
| 2912 | if (*type == ',') |
| 2913 | type++; |
| 2914 | |
| 2915 | p = strchr(type, ':'); |
| 2916 | if (!p) { |
| 2917 | *key = NULL; |
| 2918 | return NULL; |
| 2919 | } |
| 2920 | len = p - type; |
| 2921 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 2922 | str = g_malloc(len + 1); |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 2923 | memcpy(str, type, len); |
| 2924 | str[len] = '\0'; |
| 2925 | |
| 2926 | *key = str; |
| 2927 | return ++p; |
| 2928 | } |
| 2929 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2930 | static int default_fmt_format = 'x'; |
| 2931 | static int default_fmt_size = 4; |
| 2932 | |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 2933 | static int is_valid_option(const char *c, const char *typestr) |
| 2934 | { |
| 2935 | char option[3]; |
| 2936 | |
| 2937 | option[0] = '-'; |
| 2938 | option[1] = *c; |
| 2939 | option[2] = '\0'; |
| 2940 | |
| 2941 | typestr = strstr(typestr, option); |
| 2942 | return (typestr != NULL); |
| 2943 | } |
| 2944 | |
Luiz Capitulino | 945c5ac | 2010-09-13 13:17:58 -0300 | [diff] [blame] | 2945 | static const mon_cmd_t *search_dispatch_table(const mon_cmd_t *disp_table, |
| 2946 | const char *cmdname) |
Luiz Capitulino | 7fd669a | 2009-11-26 22:58:54 -0200 | [diff] [blame] | 2947 | { |
| 2948 | const mon_cmd_t *cmd; |
| 2949 | |
Luiz Capitulino | 945c5ac | 2010-09-13 13:17:58 -0300 | [diff] [blame] | 2950 | for (cmd = disp_table; cmd->name != NULL; cmd++) { |
Luiz Capitulino | 7fd669a | 2009-11-26 22:58:54 -0200 | [diff] [blame] | 2951 | if (compare_cmd(cmdname, cmd->name)) { |
| 2952 | return cmd; |
| 2953 | } |
| 2954 | } |
| 2955 | |
| 2956 | return NULL; |
| 2957 | } |
| 2958 | |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2959 | /* |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2960 | * Parse command name from @cmdp according to command table @table. |
| 2961 | * If blank, return NULL. |
| 2962 | * Else, if no valid command can be found, report to @mon, and return |
| 2963 | * NULL. |
| 2964 | * Else, change @cmdp to point right behind the name, and return its |
| 2965 | * command table entry. |
| 2966 | * Do not assume the return value points into @table! It doesn't when |
| 2967 | * the command is found in a sub-command table. |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2968 | */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 2969 | static const mon_cmd_t *monitor_parse_command(Monitor *mon, |
Dr. David Alan Gilbert | 250b819 | 2017-08-17 11:42:16 +0100 | [diff] [blame] | 2970 | const char *cmdp_start, |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2971 | const char **cmdp, |
| 2972 | mon_cmd_t *table) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2973 | { |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2974 | const char *p; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 2975 | const mon_cmd_t *cmd; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2976 | char cmdname[256]; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 2977 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2978 | /* extract the command name */ |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2979 | p = get_command_name(*cmdp, cmdname, sizeof(cmdname)); |
Luiz Capitulino | 4590fd8 | 2009-06-09 18:21:30 -0300 | [diff] [blame] | 2980 | if (!p) |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 2981 | return NULL; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 2982 | |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2983 | cmd = search_dispatch_table(table, cmdname); |
Luiz Capitulino | 7fd669a | 2009-11-26 22:58:54 -0200 | [diff] [blame] | 2984 | if (!cmd) { |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2985 | monitor_printf(mon, "unknown command: '%.*s'\n", |
Dr. David Alan Gilbert | 250b819 | 2017-08-17 11:42:16 +0100 | [diff] [blame] | 2986 | (int)(p - cmdp_start), cmdp_start); |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 2987 | return NULL; |
Luiz Capitulino | d91d9bf | 2009-06-09 18:21:54 -0300 | [diff] [blame] | 2988 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 2989 | |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2990 | /* filter out following useless space */ |
| 2991 | while (qemu_isspace(*p)) { |
| 2992 | p++; |
| 2993 | } |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2994 | |
| 2995 | *cmdp = p; |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2996 | /* search sub command */ |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 2997 | if (cmd->sub_table != NULL && *p != '\0') { |
Dr. David Alan Gilbert | 250b819 | 2017-08-17 11:42:16 +0100 | [diff] [blame] | 2998 | return monitor_parse_command(mon, cmdp_start, cmdp, cmd->sub_table); |
Wenchao Xia | 5f3d335 | 2013-01-14 14:06:27 +0800 | [diff] [blame] | 2999 | } |
| 3000 | |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3001 | return cmd; |
| 3002 | } |
| 3003 | |
| 3004 | /* |
| 3005 | * Parse arguments for @cmd. |
| 3006 | * If it can't be parsed, report to @mon, and return NULL. |
| 3007 | * Else, insert command arguments into a QDict, and return it. |
| 3008 | * Note: On success, caller has to free the QDict structure. |
| 3009 | */ |
| 3010 | |
| 3011 | static QDict *monitor_parse_arguments(Monitor *mon, |
| 3012 | const char **endp, |
| 3013 | const mon_cmd_t *cmd) |
| 3014 | { |
| 3015 | const char *typestr; |
| 3016 | char *key; |
| 3017 | int c; |
| 3018 | const char *p = *endp; |
| 3019 | char buf[1024]; |
| 3020 | QDict *qdict = qdict_new(); |
| 3021 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3022 | /* parse the parameters */ |
| 3023 | typestr = cmd->args_type; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3024 | for(;;) { |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3025 | typestr = key_get_info(typestr, &key); |
| 3026 | if (!typestr) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3027 | break; |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3028 | c = *typestr; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3029 | typestr++; |
| 3030 | switch(c) { |
| 3031 | case 'F': |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3032 | case 'B': |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3033 | case 's': |
| 3034 | { |
| 3035 | int ret; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 3036 | |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3037 | while (qemu_isspace(*p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3038 | p++; |
| 3039 | if (*typestr == '?') { |
| 3040 | typestr++; |
| 3041 | if (*p == '\0') { |
| 3042 | /* no optional string: NULL argument */ |
Luiz Capitulino | 5377358 | 2009-08-28 15:27:25 -0300 | [diff] [blame] | 3043 | break; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3044 | } |
| 3045 | } |
| 3046 | ret = get_str(buf, sizeof(buf), &p); |
| 3047 | if (ret < 0) { |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3048 | switch(c) { |
| 3049 | case 'F': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 3050 | monitor_printf(mon, "%s: filename expected\n", |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3051 | cmd->name); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3052 | break; |
| 3053 | case 'B': |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 3054 | monitor_printf(mon, "%s: block device name expected\n", |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3055 | cmd->name); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3056 | break; |
| 3057 | default: |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3058 | monitor_printf(mon, "%s: string expected\n", cmd->name); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3059 | break; |
| 3060 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3061 | goto fail; |
| 3062 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3063 | qdict_put_str(qdict, key, buf); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3064 | } |
| 3065 | break; |
Markus Armbruster | 361127d | 2010-02-10 20:24:35 +0100 | [diff] [blame] | 3066 | case 'O': |
| 3067 | { |
| 3068 | QemuOptsList *opts_list; |
| 3069 | QemuOpts *opts; |
| 3070 | |
| 3071 | opts_list = qemu_find_opts(key); |
| 3072 | if (!opts_list || opts_list->desc->name) { |
| 3073 | goto bad_type; |
| 3074 | } |
| 3075 | while (qemu_isspace(*p)) { |
| 3076 | p++; |
| 3077 | } |
| 3078 | if (!*p) |
| 3079 | break; |
| 3080 | if (get_str(buf, sizeof(buf), &p) < 0) { |
| 3081 | goto fail; |
| 3082 | } |
Markus Armbruster | 70b9433 | 2015-02-13 12:50:26 +0100 | [diff] [blame] | 3083 | opts = qemu_opts_parse_noisily(opts_list, buf, true); |
Markus Armbruster | 361127d | 2010-02-10 20:24:35 +0100 | [diff] [blame] | 3084 | if (!opts) { |
| 3085 | goto fail; |
| 3086 | } |
| 3087 | qemu_opts_to_qdict(opts, qdict); |
| 3088 | qemu_opts_del(opts); |
| 3089 | } |
| 3090 | break; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3091 | case '/': |
| 3092 | { |
| 3093 | int count, format, size; |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 3094 | |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3095 | while (qemu_isspace(*p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3096 | p++; |
| 3097 | if (*p == '/') { |
| 3098 | /* format found */ |
| 3099 | p++; |
| 3100 | count = 1; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3101 | if (qemu_isdigit(*p)) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3102 | count = 0; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3103 | while (qemu_isdigit(*p)) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3104 | count = count * 10 + (*p - '0'); |
| 3105 | p++; |
| 3106 | } |
| 3107 | } |
| 3108 | size = -1; |
| 3109 | format = -1; |
| 3110 | for(;;) { |
| 3111 | switch(*p) { |
| 3112 | case 'o': |
| 3113 | case 'd': |
| 3114 | case 'u': |
| 3115 | case 'x': |
| 3116 | case 'i': |
| 3117 | case 'c': |
| 3118 | format = *p++; |
| 3119 | break; |
| 3120 | case 'b': |
| 3121 | size = 1; |
| 3122 | p++; |
| 3123 | break; |
| 3124 | case 'h': |
| 3125 | size = 2; |
| 3126 | p++; |
| 3127 | break; |
| 3128 | case 'w': |
| 3129 | size = 4; |
| 3130 | p++; |
| 3131 | break; |
| 3132 | case 'g': |
| 3133 | case 'L': |
| 3134 | size = 8; |
| 3135 | p++; |
| 3136 | break; |
| 3137 | default: |
| 3138 | goto next; |
| 3139 | } |
| 3140 | } |
| 3141 | next: |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3142 | if (*p != '\0' && !qemu_isspace(*p)) { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 3143 | monitor_printf(mon, "invalid char in format: '%c'\n", |
| 3144 | *p); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3145 | goto fail; |
| 3146 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3147 | if (format < 0) |
| 3148 | format = default_fmt_format; |
bellard | 4c27ba2 | 2004-04-25 18:05:08 +0000 | [diff] [blame] | 3149 | if (format != 'i') { |
| 3150 | /* for 'i', not specifying a size gives -1 as size */ |
| 3151 | if (size < 0) |
| 3152 | size = default_fmt_size; |
aurel32 | e90f009 | 2008-10-01 21:45:51 +0000 | [diff] [blame] | 3153 | default_fmt_size = size; |
bellard | 4c27ba2 | 2004-04-25 18:05:08 +0000 | [diff] [blame] | 3154 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3155 | default_fmt_format = format; |
| 3156 | } else { |
| 3157 | count = 1; |
| 3158 | format = default_fmt_format; |
bellard | 4c27ba2 | 2004-04-25 18:05:08 +0000 | [diff] [blame] | 3159 | if (format != 'i') { |
| 3160 | size = default_fmt_size; |
| 3161 | } else { |
| 3162 | size = -1; |
| 3163 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3164 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3165 | qdict_put_int(qdict, "count", count); |
| 3166 | qdict_put_int(qdict, "format", format); |
| 3167 | qdict_put_int(qdict, "size", size); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3168 | } |
| 3169 | break; |
| 3170 | case 'i': |
bellard | 92a31b1 | 2005-02-10 22:00:52 +0000 | [diff] [blame] | 3171 | case 'l': |
Luiz Capitulino | b6e098d | 2009-12-18 13:25:04 -0200 | [diff] [blame] | 3172 | case 'M': |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3173 | { |
blueswir1 | c2efc95 | 2007-09-25 17:28:42 +0000 | [diff] [blame] | 3174 | int64_t val; |
blueswir1 | 7743e58 | 2007-09-24 18:39:04 +0000 | [diff] [blame] | 3175 | |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3176 | while (qemu_isspace(*p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3177 | p++; |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3178 | if (*typestr == '?' || *typestr == '.') { |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3179 | if (*typestr == '?') { |
Luiz Capitulino | 5377358 | 2009-08-28 15:27:25 -0300 | [diff] [blame] | 3180 | if (*p == '\0') { |
| 3181 | typestr++; |
| 3182 | break; |
| 3183 | } |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3184 | } else { |
| 3185 | if (*p == '.') { |
| 3186 | p++; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3187 | while (qemu_isspace(*p)) |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3188 | p++; |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3189 | } else { |
Luiz Capitulino | 5377358 | 2009-08-28 15:27:25 -0300 | [diff] [blame] | 3190 | typestr++; |
| 3191 | break; |
bellard | 3440557 | 2004-06-08 00:55:58 +0000 | [diff] [blame] | 3192 | } |
| 3193 | } |
bellard | 13224a8 | 2006-07-14 22:03:35 +0000 | [diff] [blame] | 3194 | typestr++; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3195 | } |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 3196 | if (get_expr(mon, &val, &p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3197 | goto fail; |
Luiz Capitulino | 675ebef | 2009-08-28 15:27:26 -0300 | [diff] [blame] | 3198 | /* Check if 'i' is greater than 32-bit */ |
| 3199 | if ((c == 'i') && ((val >> 32) & 0xffffffff)) { |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3200 | monitor_printf(mon, "\'%s\' has failed: ", cmd->name); |
Luiz Capitulino | 675ebef | 2009-08-28 15:27:26 -0300 | [diff] [blame] | 3201 | monitor_printf(mon, "integer is for 32-bit values\n"); |
| 3202 | goto fail; |
Luiz Capitulino | b6e098d | 2009-12-18 13:25:04 -0200 | [diff] [blame] | 3203 | } else if (c == 'M') { |
Luiz Capitulino | 9116284 | 2012-04-26 17:34:30 -0300 | [diff] [blame] | 3204 | if (val < 0) { |
| 3205 | monitor_printf(mon, "enter a positive value\n"); |
| 3206 | goto fail; |
| 3207 | } |
Luiz Capitulino | b6e098d | 2009-12-18 13:25:04 -0200 | [diff] [blame] | 3208 | val <<= 20; |
Luiz Capitulino | 675ebef | 2009-08-28 15:27:26 -0300 | [diff] [blame] | 3209 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3210 | qdict_put_int(qdict, key, val); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3211 | } |
| 3212 | break; |
Jes Sorensen | dbc0c67 | 2010-10-21 17:15:47 +0200 | [diff] [blame] | 3213 | case 'o': |
| 3214 | { |
Markus Armbruster | f17fd4f | 2017-02-21 21:14:06 +0100 | [diff] [blame] | 3215 | int ret; |
Markus Armbruster | f46bfdb | 2017-02-21 21:14:07 +0100 | [diff] [blame] | 3216 | uint64_t val; |
Jes Sorensen | dbc0c67 | 2010-10-21 17:15:47 +0200 | [diff] [blame] | 3217 | char *end; |
| 3218 | |
| 3219 | while (qemu_isspace(*p)) { |
| 3220 | p++; |
| 3221 | } |
| 3222 | if (*typestr == '?') { |
| 3223 | typestr++; |
| 3224 | if (*p == '\0') { |
| 3225 | break; |
| 3226 | } |
| 3227 | } |
Markus Armbruster | f17fd4f | 2017-02-21 21:14:06 +0100 | [diff] [blame] | 3228 | ret = qemu_strtosz_MiB(p, &end, &val); |
Markus Armbruster | f46bfdb | 2017-02-21 21:14:07 +0100 | [diff] [blame] | 3229 | if (ret < 0 || val > INT64_MAX) { |
Jes Sorensen | dbc0c67 | 2010-10-21 17:15:47 +0200 | [diff] [blame] | 3230 | monitor_printf(mon, "invalid size\n"); |
| 3231 | goto fail; |
| 3232 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3233 | qdict_put_int(qdict, key, val); |
Jes Sorensen | dbc0c67 | 2010-10-21 17:15:47 +0200 | [diff] [blame] | 3234 | p = end; |
| 3235 | } |
| 3236 | break; |
Markus Armbruster | fccfb11e | 2010-01-25 14:23:06 +0100 | [diff] [blame] | 3237 | case 'T': |
Markus Armbruster | 3350a4d | 2010-01-25 14:23:03 +0100 | [diff] [blame] | 3238 | { |
| 3239 | double val; |
| 3240 | |
| 3241 | while (qemu_isspace(*p)) |
| 3242 | p++; |
| 3243 | if (*typestr == '?') { |
| 3244 | typestr++; |
| 3245 | if (*p == '\0') { |
| 3246 | break; |
| 3247 | } |
| 3248 | } |
| 3249 | if (get_double(mon, &val, &p) < 0) { |
| 3250 | goto fail; |
| 3251 | } |
Jes Sorensen | 07de3e6 | 2010-10-21 17:15:49 +0200 | [diff] [blame] | 3252 | if (p[0] && p[1] == 's') { |
Markus Armbruster | fccfb11e | 2010-01-25 14:23:06 +0100 | [diff] [blame] | 3253 | switch (*p) { |
| 3254 | case 'm': |
| 3255 | val /= 1e3; p += 2; break; |
| 3256 | case 'u': |
| 3257 | val /= 1e6; p += 2; break; |
| 3258 | case 'n': |
| 3259 | val /= 1e9; p += 2; break; |
| 3260 | } |
| 3261 | } |
Markus Armbruster | 3350a4d | 2010-01-25 14:23:03 +0100 | [diff] [blame] | 3262 | if (*p && !qemu_isspace(*p)) { |
| 3263 | monitor_printf(mon, "Unknown unit suffix\n"); |
| 3264 | goto fail; |
| 3265 | } |
Marc-André Lureau | 01b2ffc | 2017-06-07 20:35:58 +0400 | [diff] [blame] | 3266 | qdict_put(qdict, key, qnum_from_double(val)); |
Markus Armbruster | 3350a4d | 2010-01-25 14:23:03 +0100 | [diff] [blame] | 3267 | } |
| 3268 | break; |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 3269 | case 'b': |
| 3270 | { |
| 3271 | const char *beg; |
Eric Blake | fc48ffc | 2015-05-15 16:24:59 -0600 | [diff] [blame] | 3272 | bool val; |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 3273 | |
| 3274 | while (qemu_isspace(*p)) { |
| 3275 | p++; |
| 3276 | } |
| 3277 | beg = p; |
| 3278 | while (qemu_isgraph(*p)) { |
| 3279 | p++; |
| 3280 | } |
| 3281 | if (p - beg == 2 && !memcmp(beg, "on", p - beg)) { |
Eric Blake | fc48ffc | 2015-05-15 16:24:59 -0600 | [diff] [blame] | 3282 | val = true; |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 3283 | } else if (p - beg == 3 && !memcmp(beg, "off", p - beg)) { |
Eric Blake | fc48ffc | 2015-05-15 16:24:59 -0600 | [diff] [blame] | 3284 | val = false; |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 3285 | } else { |
| 3286 | monitor_printf(mon, "Expected 'on' or 'off'\n"); |
| 3287 | goto fail; |
| 3288 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3289 | qdict_put_bool(qdict, key, val); |
Markus Armbruster | 942cd1f | 2010-03-26 09:07:09 +0100 | [diff] [blame] | 3290 | } |
| 3291 | break; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3292 | case '-': |
| 3293 | { |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3294 | const char *tmp = p; |
Luiz Capitulino | eb159d1 | 2010-05-28 15:25:24 -0300 | [diff] [blame] | 3295 | int skip_key = 0; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3296 | /* option */ |
ths | 3b46e62 | 2007-09-17 08:09:54 +0000 | [diff] [blame] | 3297 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3298 | c = *typestr++; |
| 3299 | if (c == '\0') |
| 3300 | goto bad_type; |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3301 | while (qemu_isspace(*p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3302 | p++; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3303 | if (*p == '-') { |
| 3304 | p++; |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3305 | if(c != *p) { |
| 3306 | if(!is_valid_option(p, typestr)) { |
| 3307 | |
| 3308 | monitor_printf(mon, "%s: unsupported option -%c\n", |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3309 | cmd->name, *p); |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3310 | goto fail; |
| 3311 | } else { |
| 3312 | skip_key = 1; |
| 3313 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3314 | } |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3315 | if(skip_key) { |
| 3316 | p = tmp; |
| 3317 | } else { |
Luiz Capitulino | eb159d1 | 2010-05-28 15:25:24 -0300 | [diff] [blame] | 3318 | /* has option */ |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3319 | p++; |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3320 | qdict_put_bool(qdict, key, true); |
lirans@il.ibm.com | fbc3d96 | 2009-11-02 15:41:13 +0200 | [diff] [blame] | 3321 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3322 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3323 | } |
| 3324 | break; |
Wenchao Xia | 129be00 | 2013-08-27 20:38:26 +0800 | [diff] [blame] | 3325 | case 'S': |
| 3326 | { |
| 3327 | /* package all remaining string */ |
| 3328 | int len; |
| 3329 | |
| 3330 | while (qemu_isspace(*p)) { |
| 3331 | p++; |
| 3332 | } |
| 3333 | if (*typestr == '?') { |
| 3334 | typestr++; |
| 3335 | if (*p == '\0') { |
| 3336 | /* no remaining string: NULL argument */ |
| 3337 | break; |
| 3338 | } |
| 3339 | } |
| 3340 | len = strlen(p); |
| 3341 | if (len <= 0) { |
| 3342 | monitor_printf(mon, "%s: string expected\n", |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3343 | cmd->name); |
Bandan Das | e549d2a | 2015-06-03 18:38:10 -0400 | [diff] [blame] | 3344 | goto fail; |
Wenchao Xia | 129be00 | 2013-08-27 20:38:26 +0800 | [diff] [blame] | 3345 | } |
Eric Blake | 46f5ac2 | 2017-04-27 16:58:17 -0500 | [diff] [blame] | 3346 | qdict_put_str(qdict, key, p); |
Wenchao Xia | 129be00 | 2013-08-27 20:38:26 +0800 | [diff] [blame] | 3347 | p += len; |
| 3348 | } |
| 3349 | break; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3350 | default: |
| 3351 | bad_type: |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3352 | monitor_printf(mon, "%s: unknown type '%c'\n", cmd->name, c); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3353 | goto fail; |
| 3354 | } |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 3355 | g_free(key); |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3356 | key = NULL; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3357 | } |
| 3358 | /* check that all arguments were parsed */ |
blueswir1 | cd39008 | 2008-11-16 13:53:32 +0000 | [diff] [blame] | 3359 | while (qemu_isspace(*p)) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3360 | p++; |
| 3361 | if (*p != '\0') { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 3362 | monitor_printf(mon, "%s: extraneous characters at the end of line\n", |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3363 | cmd->name); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 3364 | goto fail; |
| 3365 | } |
| 3366 | |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3367 | return qdict; |
Gerd Hoffmann | ac7531e | 2009-08-14 10:36:06 +0200 | [diff] [blame] | 3368 | |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3369 | fail: |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3370 | QDECREF(qdict); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 3371 | g_free(key); |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3372 | return NULL; |
| 3373 | } |
| 3374 | |
Markus Armbruster | 7ef6cf6 | 2015-03-06 19:12:36 +0100 | [diff] [blame] | 3375 | static void handle_hmp_command(Monitor *mon, const char *cmdline) |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3376 | { |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3377 | QDict *qdict; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 3378 | const mon_cmd_t *cmd; |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3379 | |
Stefan Hajnoczi | 79cad8b | 2017-06-05 11:42:15 +0100 | [diff] [blame] | 3380 | trace_handle_hmp_command(mon, cmdline); |
| 3381 | |
Dr. David Alan Gilbert | 250b819 | 2017-08-17 11:42:16 +0100 | [diff] [blame] | 3382 | cmd = monitor_parse_command(mon, cmdline, &cmdline, mon->cmd_table); |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3383 | if (!cmd) { |
| 3384 | return; |
Luiz Capitulino | 55f81d9 | 2009-08-28 15:27:22 -0300 | [diff] [blame] | 3385 | } |
| 3386 | |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3387 | qdict = monitor_parse_arguments(mon, &cmdline, cmd); |
| 3388 | if (!qdict) { |
Bandan Das | dd41eea | 2015-06-03 18:38:09 -0400 | [diff] [blame] | 3389 | monitor_printf(mon, "Try \"help %s\" for more information\n", |
| 3390 | cmd->name); |
Bandan Das | ae50212 | 2015-06-03 18:38:08 -0400 | [diff] [blame] | 3391 | return; |
| 3392 | } |
| 3393 | |
Marc-André Lureau | 2b9e357 | 2016-09-12 13:19:06 +0400 | [diff] [blame] | 3394 | cmd->cmd(mon, qdict); |
Luiz Capitulino | f7188bb | 2009-08-28 15:27:10 -0300 | [diff] [blame] | 3395 | QDECREF(qdict); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 3396 | } |
| 3397 | |
Wenchao Xia | cd5c6bb | 2013-08-27 20:38:13 +0800 | [diff] [blame] | 3398 | static void cmd_completion(Monitor *mon, const char *name, const char *list) |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3399 | { |
| 3400 | const char *p, *pstart; |
| 3401 | char cmd[128]; |
| 3402 | int len; |
| 3403 | |
| 3404 | p = list; |
| 3405 | for(;;) { |
| 3406 | pstart = p; |
| 3407 | p = strchr(p, '|'); |
| 3408 | if (!p) |
| 3409 | p = pstart + strlen(pstart); |
| 3410 | len = p - pstart; |
| 3411 | if (len > sizeof(cmd) - 2) |
| 3412 | len = sizeof(cmd) - 2; |
| 3413 | memcpy(cmd, pstart, len); |
| 3414 | cmd[len] = '\0'; |
| 3415 | if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) { |
Wenchao Xia | cd5c6bb | 2013-08-27 20:38:13 +0800 | [diff] [blame] | 3416 | readline_add_completion(mon->rs, cmd); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3417 | } |
| 3418 | if (*p == '\0') |
| 3419 | break; |
| 3420 | p++; |
| 3421 | } |
| 3422 | } |
| 3423 | |
Wenchao Xia | cb8f68b | 2013-08-27 20:38:14 +0800 | [diff] [blame] | 3424 | static void file_completion(Monitor *mon, const char *input) |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3425 | { |
| 3426 | DIR *ffs; |
| 3427 | struct dirent *d; |
| 3428 | char path[1024]; |
| 3429 | char file[1024], file_prefix[1024]; |
| 3430 | int input_path_len; |
| 3431 | const char *p; |
| 3432 | |
ths | 5fafdf2 | 2007-09-16 21:08:06 +0000 | [diff] [blame] | 3433 | p = strrchr(input, '/'); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3434 | if (!p) { |
| 3435 | input_path_len = 0; |
| 3436 | pstrcpy(file_prefix, sizeof(file_prefix), input); |
blueswir1 | 363a37d | 2008-08-21 17:58:08 +0000 | [diff] [blame] | 3437 | pstrcpy(path, sizeof(path), "."); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3438 | } else { |
| 3439 | input_path_len = p - input + 1; |
| 3440 | memcpy(path, input, input_path_len); |
| 3441 | if (input_path_len > sizeof(path) - 1) |
| 3442 | input_path_len = sizeof(path) - 1; |
| 3443 | path[input_path_len] = '\0'; |
| 3444 | pstrcpy(file_prefix, sizeof(file_prefix), p + 1); |
| 3445 | } |
Bandan Das | 19f2db5 | 2015-06-03 18:38:07 -0400 | [diff] [blame] | 3446 | |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3447 | ffs = opendir(path); |
| 3448 | if (!ffs) |
| 3449 | return; |
| 3450 | for(;;) { |
| 3451 | struct stat sb; |
| 3452 | d = readdir(ffs); |
| 3453 | if (!d) |
| 3454 | break; |
Kusanagi Kouichi | 46c7fc1 | 2010-10-20 18:00:01 +0900 | [diff] [blame] | 3455 | |
| 3456 | if (strcmp(d->d_name, ".") == 0 || strcmp(d->d_name, "..") == 0) { |
| 3457 | continue; |
| 3458 | } |
| 3459 | |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3460 | if (strstart(d->d_name, file_prefix, NULL)) { |
| 3461 | memcpy(file, input, input_path_len); |
blueswir1 | 363a37d | 2008-08-21 17:58:08 +0000 | [diff] [blame] | 3462 | if (input_path_len < sizeof(file)) |
| 3463 | pstrcpy(file + input_path_len, sizeof(file) - input_path_len, |
| 3464 | d->d_name); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3465 | /* stat the file to find out if it's a directory. |
| 3466 | * In that case add a slash to speed up typing long paths |
| 3467 | */ |
David 'Digit' Turner | 2f1b295 | 2016-09-13 16:58:16 +0200 | [diff] [blame] | 3468 | if (qemu_stat(file, &sb) == 0 && S_ISDIR(sb.st_mode)) { |
blueswir1 | 363a37d | 2008-08-21 17:58:08 +0000 | [diff] [blame] | 3469 | pstrcat(file, sizeof(file), "/"); |
Markus Armbruster | c951d9a | 2011-11-16 15:43:47 +0100 | [diff] [blame] | 3470 | } |
Wenchao Xia | cb8f68b | 2013-08-27 20:38:14 +0800 | [diff] [blame] | 3471 | readline_add_completion(mon->rs, file); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3472 | } |
| 3473 | } |
| 3474 | closedir(ffs); |
| 3475 | } |
| 3476 | |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3477 | static const char *next_arg_type(const char *typestr) |
| 3478 | { |
| 3479 | const char *p = strchr(typestr, ':'); |
| 3480 | return (p != NULL ? ++p : typestr); |
| 3481 | } |
| 3482 | |
Hani Benhabiles | 40d1939 | 2014-05-07 23:41:30 +0100 | [diff] [blame] | 3483 | static void add_completion_option(ReadLineState *rs, const char *str, |
| 3484 | const char *option) |
| 3485 | { |
| 3486 | if (!str || !option) { |
| 3487 | return; |
| 3488 | } |
| 3489 | if (!strncmp(option, str, strlen(str))) { |
| 3490 | readline_add_completion(rs, option); |
| 3491 | } |
| 3492 | } |
| 3493 | |
Hani Benhabiles | 13e315d | 2014-05-07 23:41:29 +0100 | [diff] [blame] | 3494 | void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3495 | { |
| 3496 | size_t len; |
| 3497 | ChardevBackendInfoList *list, *start; |
| 3498 | |
| 3499 | if (nb_args != 2) { |
| 3500 | return; |
| 3501 | } |
| 3502 | len = strlen(str); |
| 3503 | readline_set_completion_index(rs, len); |
| 3504 | |
| 3505 | start = list = qmp_query_chardev_backends(NULL); |
| 3506 | while (list) { |
| 3507 | const char *chr_name = list->value->name; |
| 3508 | |
| 3509 | if (!strncmp(chr_name, str, len)) { |
| 3510 | readline_add_completion(rs, chr_name); |
| 3511 | } |
| 3512 | list = list->next; |
| 3513 | } |
| 3514 | qapi_free_ChardevBackendInfoList(start); |
| 3515 | } |
| 3516 | |
Hani Benhabiles | b162b49 | 2014-05-07 23:41:31 +0100 | [diff] [blame] | 3517 | void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3518 | { |
| 3519 | size_t len; |
| 3520 | int i; |
| 3521 | |
| 3522 | if (nb_args != 2) { |
| 3523 | return; |
| 3524 | } |
| 3525 | len = strlen(str); |
| 3526 | readline_set_completion_index(rs, len); |
Markus Armbruster | 1c236ba | 2017-08-24 10:46:06 +0200 | [diff] [blame] | 3527 | for (i = 0; i < NET_CLIENT_DRIVER__MAX; i++) { |
Markus Armbruster | 977c736 | 2017-08-24 10:46:08 +0200 | [diff] [blame] | 3528 | add_completion_option(rs, str, NetClientDriver_str(i)); |
Hani Benhabiles | b162b49 | 2014-05-07 23:41:31 +0100 | [diff] [blame] | 3529 | } |
| 3530 | } |
| 3531 | |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3532 | void device_add_completion(ReadLineState *rs, int nb_args, const char *str) |
Hani Benhabiles | 992d3e6 | 2014-02-06 23:30:11 +0100 | [diff] [blame] | 3533 | { |
| 3534 | GSList *list, *elt; |
| 3535 | size_t len; |
| 3536 | |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3537 | if (nb_args != 2) { |
| 3538 | return; |
| 3539 | } |
| 3540 | |
Hani Benhabiles | 992d3e6 | 2014-02-06 23:30:11 +0100 | [diff] [blame] | 3541 | len = strlen(str); |
| 3542 | readline_set_completion_index(rs, len); |
| 3543 | list = elt = object_class_get_list(TYPE_DEVICE, false); |
| 3544 | while (elt) { |
| 3545 | const char *name; |
| 3546 | DeviceClass *dc = OBJECT_CLASS_CHECK(DeviceClass, elt->data, |
| 3547 | TYPE_DEVICE); |
| 3548 | name = object_class_get_name(OBJECT_CLASS(dc)); |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3549 | |
Eduardo Habkost | e90f2a8 | 2017-05-03 17:35:44 -0300 | [diff] [blame] | 3550 | if (dc->user_creatable |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3551 | && !strncmp(name, str, len)) { |
Hani Benhabiles | 992d3e6 | 2014-02-06 23:30:11 +0100 | [diff] [blame] | 3552 | readline_add_completion(rs, name); |
| 3553 | } |
| 3554 | elt = elt->next; |
| 3555 | } |
| 3556 | g_slist_free(list); |
| 3557 | } |
| 3558 | |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3559 | void object_add_completion(ReadLineState *rs, int nb_args, const char *str) |
Hani Benhabiles | 1094fd3 | 2014-02-06 23:30:13 +0100 | [diff] [blame] | 3560 | { |
| 3561 | GSList *list, *elt; |
| 3562 | size_t len; |
| 3563 | |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3564 | if (nb_args != 2) { |
| 3565 | return; |
| 3566 | } |
| 3567 | |
Hani Benhabiles | 1094fd3 | 2014-02-06 23:30:13 +0100 | [diff] [blame] | 3568 | len = strlen(str); |
| 3569 | readline_set_completion_index(rs, len); |
| 3570 | list = elt = object_class_get_list(TYPE_USER_CREATABLE, false); |
| 3571 | while (elt) { |
| 3572 | const char *name; |
| 3573 | |
| 3574 | name = object_class_get_name(OBJECT_CLASS(elt->data)); |
| 3575 | if (!strncmp(name, str, len) && strcmp(name, TYPE_USER_CREATABLE)) { |
| 3576 | readline_add_completion(rs, name); |
| 3577 | } |
| 3578 | elt = elt->next; |
| 3579 | } |
| 3580 | g_slist_free(list); |
| 3581 | } |
| 3582 | |
Zhu Guihua | 6a1fa9f | 2014-10-21 19:46:05 +0800 | [diff] [blame] | 3583 | static void peripheral_device_del_completion(ReadLineState *rs, |
| 3584 | const char *str, size_t len) |
| 3585 | { |
Marcel Apfelbaum | 4cae4d5 | 2014-11-26 13:50:01 +0200 | [diff] [blame] | 3586 | Object *peripheral = container_get(qdev_get_machine(), "/peripheral"); |
| 3587 | GSList *list, *item; |
Zhu Guihua | 6a1fa9f | 2014-10-21 19:46:05 +0800 | [diff] [blame] | 3588 | |
Marcel Apfelbaum | 4cae4d5 | 2014-11-26 13:50:01 +0200 | [diff] [blame] | 3589 | list = qdev_build_hotpluggable_device_list(peripheral); |
| 3590 | if (!list) { |
Zhu Guihua | 6a1fa9f | 2014-10-21 19:46:05 +0800 | [diff] [blame] | 3591 | return; |
| 3592 | } |
| 3593 | |
Zhu Guihua | 6a1fa9f | 2014-10-21 19:46:05 +0800 | [diff] [blame] | 3594 | for (item = list; item; item = g_slist_next(item)) { |
| 3595 | DeviceState *dev = item->data; |
| 3596 | |
| 3597 | if (dev->id && !strncmp(str, dev->id, len)) { |
| 3598 | readline_add_completion(rs, dev->id); |
| 3599 | } |
| 3600 | } |
| 3601 | |
| 3602 | g_slist_free(list); |
| 3603 | } |
| 3604 | |
Hani Benhabiles | 6297d9a | 2014-05-07 23:41:28 +0100 | [diff] [blame] | 3605 | void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3606 | { |
| 3607 | size_t len; |
| 3608 | ChardevInfoList *list, *start; |
| 3609 | |
| 3610 | if (nb_args != 2) { |
| 3611 | return; |
| 3612 | } |
| 3613 | len = strlen(str); |
| 3614 | readline_set_completion_index(rs, len); |
| 3615 | |
| 3616 | start = list = qmp_query_chardev(NULL); |
| 3617 | while (list) { |
| 3618 | ChardevInfo *chr = list->value; |
| 3619 | |
| 3620 | if (!strncmp(chr->label, str, len)) { |
| 3621 | readline_add_completion(rs, chr->label); |
| 3622 | } |
| 3623 | list = list->next; |
| 3624 | } |
| 3625 | qapi_free_ChardevInfoList(start); |
| 3626 | } |
| 3627 | |
Hani Benhabiles | 8e59777 | 2014-05-27 23:39:30 +0100 | [diff] [blame] | 3628 | static void ringbuf_completion(ReadLineState *rs, const char *str) |
| 3629 | { |
| 3630 | size_t len; |
| 3631 | ChardevInfoList *list, *start; |
| 3632 | |
| 3633 | len = strlen(str); |
| 3634 | readline_set_completion_index(rs, len); |
| 3635 | |
| 3636 | start = list = qmp_query_chardev(NULL); |
| 3637 | while (list) { |
| 3638 | ChardevInfo *chr_info = list->value; |
| 3639 | |
| 3640 | if (!strncmp(chr_info->label, str, len)) { |
Marc-André Lureau | 0ec7b3e | 2016-12-07 16:20:22 +0300 | [diff] [blame] | 3641 | Chardev *chr = qemu_chr_find(chr_info->label); |
Marc-André Lureau | 777357d | 2016-12-07 18:39:10 +0300 | [diff] [blame] | 3642 | if (chr && CHARDEV_IS_RINGBUF(chr)) { |
Hani Benhabiles | 8e59777 | 2014-05-27 23:39:30 +0100 | [diff] [blame] | 3643 | readline_add_completion(rs, chr_info->label); |
| 3644 | } |
| 3645 | } |
| 3646 | list = list->next; |
| 3647 | } |
| 3648 | qapi_free_ChardevInfoList(start); |
| 3649 | } |
| 3650 | |
Hani Benhabiles | 8e59777 | 2014-05-27 23:39:30 +0100 | [diff] [blame] | 3651 | void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3652 | { |
| 3653 | if (nb_args != 2) { |
| 3654 | return; |
| 3655 | } |
| 3656 | ringbuf_completion(rs, str); |
| 3657 | } |
| 3658 | |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3659 | void device_del_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3660 | { |
| 3661 | size_t len; |
| 3662 | |
| 3663 | if (nb_args != 2) { |
| 3664 | return; |
| 3665 | } |
| 3666 | |
| 3667 | len = strlen(str); |
| 3668 | readline_set_completion_index(rs, len); |
Zhu Guihua | 6a1fa9f | 2014-10-21 19:46:05 +0800 | [diff] [blame] | 3669 | peripheral_device_del_completion(rs, str, len); |
Hani Benhabiles | 2da1b3a | 2014-04-13 16:25:07 +0100 | [diff] [blame] | 3670 | } |
| 3671 | |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3672 | void object_del_completion(ReadLineState *rs, int nb_args, const char *str) |
Hani Benhabiles | b48fa07 | 2014-02-06 23:30:12 +0100 | [diff] [blame] | 3673 | { |
| 3674 | ObjectPropertyInfoList *list, *start; |
| 3675 | size_t len; |
| 3676 | |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3677 | if (nb_args != 2) { |
| 3678 | return; |
| 3679 | } |
Hani Benhabiles | b48fa07 | 2014-02-06 23:30:12 +0100 | [diff] [blame] | 3680 | len = strlen(str); |
| 3681 | readline_set_completion_index(rs, len); |
| 3682 | |
| 3683 | start = list = qmp_qom_list("/objects", NULL); |
| 3684 | while (list) { |
| 3685 | ObjectPropertyInfo *info = list->value; |
| 3686 | |
| 3687 | if (!strncmp(info->type, "child<", 5) |
| 3688 | && !strncmp(info->name, str, len)) { |
| 3689 | readline_add_completion(rs, info->name); |
| 3690 | } |
| 3691 | list = list->next; |
| 3692 | } |
| 3693 | qapi_free_ObjectPropertyInfoList(start); |
| 3694 | } |
| 3695 | |
Hani Benhabiles | 29136cd | 2014-05-07 23:41:27 +0100 | [diff] [blame] | 3696 | void sendkey_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3697 | { |
| 3698 | int i; |
| 3699 | char *sep; |
| 3700 | size_t len; |
| 3701 | |
| 3702 | if (nb_args != 2) { |
| 3703 | return; |
| 3704 | } |
| 3705 | sep = strrchr(str, '-'); |
| 3706 | if (sep) { |
| 3707 | str = sep + 1; |
| 3708 | } |
| 3709 | len = strlen(str); |
| 3710 | readline_set_completion_index(rs, len); |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 3711 | for (i = 0; i < Q_KEY_CODE__MAX; i++) { |
Markus Armbruster | 977c736 | 2017-08-24 10:46:08 +0200 | [diff] [blame] | 3712 | if (!strncmp(str, QKeyCode_str(i), len)) { |
| 3713 | readline_add_completion(rs, QKeyCode_str(i)); |
Hani Benhabiles | 29136cd | 2014-05-07 23:41:27 +0100 | [diff] [blame] | 3714 | } |
| 3715 | } |
| 3716 | } |
| 3717 | |
Hani Benhabiles | 40d1939 | 2014-05-07 23:41:30 +0100 | [diff] [blame] | 3718 | void set_link_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3719 | { |
| 3720 | size_t len; |
| 3721 | |
| 3722 | len = strlen(str); |
| 3723 | readline_set_completion_index(rs, len); |
| 3724 | if (nb_args == 2) { |
Jason Wang | eaed483 | 2015-04-23 14:21:38 +0800 | [diff] [blame] | 3725 | NetClientState *ncs[MAX_QUEUE_NUM]; |
Hani Benhabiles | 40d1939 | 2014-05-07 23:41:30 +0100 | [diff] [blame] | 3726 | int count, i; |
| 3727 | count = qemu_find_net_clients_except(NULL, ncs, |
Eric Blake | f394b2e | 2016-07-13 21:50:23 -0600 | [diff] [blame] | 3728 | NET_CLIENT_DRIVER_NONE, |
Jason Wang | eaed483 | 2015-04-23 14:21:38 +0800 | [diff] [blame] | 3729 | MAX_QUEUE_NUM); |
Jason Wang | bcfa4d6 | 2015-04-23 14:21:39 +0800 | [diff] [blame] | 3730 | for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) { |
Hani Benhabiles | 40d1939 | 2014-05-07 23:41:30 +0100 | [diff] [blame] | 3731 | const char *name = ncs[i]->name; |
| 3732 | if (!strncmp(str, name, len)) { |
| 3733 | readline_add_completion(rs, name); |
| 3734 | } |
| 3735 | } |
| 3736 | } else if (nb_args == 3) { |
| 3737 | add_completion_option(rs, str, "on"); |
| 3738 | add_completion_option(rs, str, "off"); |
| 3739 | } |
| 3740 | } |
| 3741 | |
Hani Benhabiles | 11b389f | 2014-05-07 23:41:32 +0100 | [diff] [blame] | 3742 | void netdev_del_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3743 | { |
| 3744 | int len, count, i; |
Jason Wang | eaed483 | 2015-04-23 14:21:38 +0800 | [diff] [blame] | 3745 | NetClientState *ncs[MAX_QUEUE_NUM]; |
Hani Benhabiles | 11b389f | 2014-05-07 23:41:32 +0100 | [diff] [blame] | 3746 | |
| 3747 | if (nb_args != 2) { |
| 3748 | return; |
| 3749 | } |
| 3750 | |
| 3751 | len = strlen(str); |
| 3752 | readline_set_completion_index(rs, len); |
Eric Blake | f394b2e | 2016-07-13 21:50:23 -0600 | [diff] [blame] | 3753 | count = qemu_find_net_clients_except(NULL, ncs, NET_CLIENT_DRIVER_NIC, |
Jason Wang | eaed483 | 2015-04-23 14:21:38 +0800 | [diff] [blame] | 3754 | MAX_QUEUE_NUM); |
Jason Wang | bcfa4d6 | 2015-04-23 14:21:39 +0800 | [diff] [blame] | 3755 | for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) { |
Hani Benhabiles | 11b389f | 2014-05-07 23:41:32 +0100 | [diff] [blame] | 3756 | QemuOpts *opts; |
| 3757 | const char *name = ncs[i]->name; |
| 3758 | if (strncmp(str, name, len)) { |
| 3759 | continue; |
| 3760 | } |
| 3761 | opts = qemu_opts_find(qemu_find_opts_err("netdev", NULL), name); |
| 3762 | if (opts) { |
| 3763 | readline_add_completion(rs, name); |
| 3764 | } |
| 3765 | } |
| 3766 | } |
| 3767 | |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 3768 | void info_trace_events_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3769 | { |
| 3770 | size_t len; |
| 3771 | |
| 3772 | len = strlen(str); |
| 3773 | readline_set_completion_index(rs, len); |
| 3774 | if (nb_args == 2) { |
Daniel P. Berrange | 0d4e995 | 2016-10-04 14:35:43 +0100 | [diff] [blame] | 3775 | TraceEventIter iter; |
| 3776 | TraceEvent *ev; |
| 3777 | char *pattern = g_strdup_printf("%s*", str); |
| 3778 | trace_event_iter_init(&iter, pattern); |
| 3779 | while ((ev = trace_event_iter_next(&iter)) != NULL) { |
| 3780 | readline_add_completion(rs, trace_event_get_name(ev)); |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 3781 | } |
Daniel P. Berrange | 0d4e995 | 2016-10-04 14:35:43 +0100 | [diff] [blame] | 3782 | g_free(pattern); |
Lluís Vilanova | bd71211 | 2016-07-11 12:53:51 +0200 | [diff] [blame] | 3783 | } |
| 3784 | } |
| 3785 | |
Dr. David Alan Gilbert | 987bd27 | 2015-08-14 11:27:43 +0100 | [diff] [blame] | 3786 | void trace_event_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3787 | { |
| 3788 | size_t len; |
| 3789 | |
| 3790 | len = strlen(str); |
| 3791 | readline_set_completion_index(rs, len); |
| 3792 | if (nb_args == 2) { |
Daniel P. Berrange | 0d4e995 | 2016-10-04 14:35:43 +0100 | [diff] [blame] | 3793 | TraceEventIter iter; |
| 3794 | TraceEvent *ev; |
| 3795 | char *pattern = g_strdup_printf("%s*", str); |
| 3796 | trace_event_iter_init(&iter, pattern); |
| 3797 | while ((ev = trace_event_iter_next(&iter)) != NULL) { |
| 3798 | readline_add_completion(rs, trace_event_get_name(ev)); |
Dr. David Alan Gilbert | 987bd27 | 2015-08-14 11:27:43 +0100 | [diff] [blame] | 3799 | } |
Daniel P. Berrange | 0d4e995 | 2016-10-04 14:35:43 +0100 | [diff] [blame] | 3800 | g_free(pattern); |
Dr. David Alan Gilbert | 987bd27 | 2015-08-14 11:27:43 +0100 | [diff] [blame] | 3801 | } else if (nb_args == 3) { |
| 3802 | add_completion_option(rs, str, "on"); |
| 3803 | add_completion_option(rs, str, "off"); |
| 3804 | } |
| 3805 | } |
| 3806 | |
Hani Benhabiles | d0ece34 | 2014-05-27 23:39:31 +0100 | [diff] [blame] | 3807 | void watchdog_action_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3808 | { |
Hani Benhabiles | 4bb08af | 2014-07-29 23:22:40 +0100 | [diff] [blame] | 3809 | int i; |
| 3810 | |
Hani Benhabiles | d0ece34 | 2014-05-27 23:39:31 +0100 | [diff] [blame] | 3811 | if (nb_args != 2) { |
| 3812 | return; |
| 3813 | } |
| 3814 | readline_set_completion_index(rs, strlen(str)); |
Michal Privoznik | 14d53b4 | 2017-09-07 10:05:24 +0200 | [diff] [blame] | 3815 | for (i = 0; i < WATCHDOG_ACTION__MAX; i++) { |
| 3816 | add_completion_option(rs, str, WatchdogAction_str(i)); |
Hani Benhabiles | 4bb08af | 2014-07-29 23:22:40 +0100 | [diff] [blame] | 3817 | } |
Hani Benhabiles | d0ece34 | 2014-05-27 23:39:31 +0100 | [diff] [blame] | 3818 | } |
| 3819 | |
Hani Benhabiles | c68a040 | 2014-05-27 23:39:32 +0100 | [diff] [blame] | 3820 | void migrate_set_capability_completion(ReadLineState *rs, int nb_args, |
| 3821 | const char *str) |
| 3822 | { |
| 3823 | size_t len; |
| 3824 | |
| 3825 | len = strlen(str); |
| 3826 | readline_set_completion_index(rs, len); |
| 3827 | if (nb_args == 2) { |
| 3828 | int i; |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 3829 | for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) { |
Markus Armbruster | 977c736 | 2017-08-24 10:46:08 +0200 | [diff] [blame] | 3830 | const char *name = MigrationCapability_str(i); |
Hani Benhabiles | c68a040 | 2014-05-27 23:39:32 +0100 | [diff] [blame] | 3831 | if (!strncmp(str, name, len)) { |
| 3832 | readline_add_completion(rs, name); |
| 3833 | } |
| 3834 | } |
| 3835 | } else if (nb_args == 3) { |
| 3836 | add_completion_option(rs, str, "on"); |
| 3837 | add_completion_option(rs, str, "off"); |
| 3838 | } |
| 3839 | } |
| 3840 | |
Liang Li | 50e9a62 | 2015-03-23 16:32:29 +0800 | [diff] [blame] | 3841 | void migrate_set_parameter_completion(ReadLineState *rs, int nb_args, |
| 3842 | const char *str) |
| 3843 | { |
| 3844 | size_t len; |
| 3845 | |
| 3846 | len = strlen(str); |
| 3847 | readline_set_completion_index(rs, len); |
| 3848 | if (nb_args == 2) { |
| 3849 | int i; |
Eric Blake | 7fb1cf160 | 2015-11-18 01:52:57 -0700 | [diff] [blame] | 3850 | for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { |
Markus Armbruster | 977c736 | 2017-08-24 10:46:08 +0200 | [diff] [blame] | 3851 | const char *name = MigrationParameter_str(i); |
Liang Li | 50e9a62 | 2015-03-23 16:32:29 +0800 | [diff] [blame] | 3852 | if (!strncmp(str, name, len)) { |
| 3853 | readline_add_completion(rs, name); |
| 3854 | } |
| 3855 | } |
| 3856 | } |
| 3857 | } |
| 3858 | |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3859 | static void vm_completion(ReadLineState *rs, const char *str) |
| 3860 | { |
| 3861 | size_t len; |
Kevin Wolf | 7c8eece | 2016-03-22 18:58:50 +0100 | [diff] [blame] | 3862 | BlockDriverState *bs; |
Kevin Wolf | 88be7b4 | 2016-05-20 18:49:07 +0200 | [diff] [blame] | 3863 | BdrvNextIterator it; |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3864 | |
| 3865 | len = strlen(str); |
| 3866 | readline_set_completion_index(rs, len); |
Kevin Wolf | 7c8eece | 2016-03-22 18:58:50 +0100 | [diff] [blame] | 3867 | |
Kevin Wolf | 88be7b4 | 2016-05-20 18:49:07 +0200 | [diff] [blame] | 3868 | for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3869 | SnapshotInfoList *snapshots, *snapshot; |
Denis V. Lunev | 6bf1faa | 2015-11-04 20:19:42 +0300 | [diff] [blame] | 3870 | AioContext *ctx = bdrv_get_aio_context(bs); |
| 3871 | bool ok = false; |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3872 | |
Denis V. Lunev | 6bf1faa | 2015-11-04 20:19:42 +0300 | [diff] [blame] | 3873 | aio_context_acquire(ctx); |
| 3874 | if (bdrv_can_snapshot(bs)) { |
| 3875 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; |
| 3876 | } |
| 3877 | aio_context_release(ctx); |
| 3878 | if (!ok) { |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3879 | continue; |
| 3880 | } |
Denis V. Lunev | 6bf1faa | 2015-11-04 20:19:42 +0300 | [diff] [blame] | 3881 | |
Hani Benhabiles | b21631f | 2014-05-27 23:39:37 +0100 | [diff] [blame] | 3882 | snapshot = snapshots; |
| 3883 | while (snapshot) { |
| 3884 | char *completion = snapshot->value->name; |
| 3885 | if (!strncmp(str, completion, len)) { |
| 3886 | readline_add_completion(rs, completion); |
| 3887 | } |
| 3888 | completion = snapshot->value->id; |
| 3889 | if (!strncmp(str, completion, len)) { |
| 3890 | readline_add_completion(rs, completion); |
| 3891 | } |
| 3892 | snapshot = snapshot->next; |
| 3893 | } |
| 3894 | qapi_free_SnapshotInfoList(snapshots); |
| 3895 | } |
| 3896 | |
| 3897 | } |
| 3898 | |
| 3899 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3900 | { |
| 3901 | if (nb_args == 2) { |
| 3902 | vm_completion(rs, str); |
| 3903 | } |
| 3904 | } |
| 3905 | |
| 3906 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) |
| 3907 | { |
| 3908 | if (nb_args == 2) { |
| 3909 | vm_completion(rs, str); |
| 3910 | } |
| 3911 | } |
| 3912 | |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3913 | static void monitor_find_completion_by_table(Monitor *mon, |
| 3914 | const mon_cmd_t *cmd_table, |
| 3915 | char **args, |
| 3916 | int nb_args) |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3917 | { |
| 3918 | const char *cmdname; |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3919 | int i; |
Dr. David Alan Gilbert | bf67f1c | 2018-02-13 12:51:43 +0000 | [diff] [blame] | 3920 | const char *ptype, *old_ptype, *str, *name; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 3921 | const mon_cmd_t *cmd; |
Max Reitz | da27a00 | 2016-03-16 19:54:29 +0100 | [diff] [blame] | 3922 | BlockBackend *blk = NULL; |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3923 | |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3924 | if (nb_args <= 1) { |
| 3925 | /* command completion */ |
| 3926 | if (nb_args == 0) |
| 3927 | cmdname = ""; |
| 3928 | else |
| 3929 | cmdname = args[0]; |
Wenchao Xia | d2674b2 | 2013-08-27 20:38:16 +0800 | [diff] [blame] | 3930 | readline_set_completion_index(mon->rs, strlen(cmdname)); |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3931 | for (cmd = cmd_table; cmd->name != NULL; cmd++) { |
Wenchao Xia | cd5c6bb | 2013-08-27 20:38:13 +0800 | [diff] [blame] | 3932 | cmd_completion(mon, cmdname, cmd->name); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3933 | } |
| 3934 | } else { |
| 3935 | /* find the command */ |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3936 | for (cmd = cmd_table; cmd->name != NULL; cmd++) { |
Jan Kiszka | 03a6348 | 2010-06-16 00:38:33 +0200 | [diff] [blame] | 3937 | if (compare_cmd(args[0], cmd->name)) { |
| 3938 | break; |
| 3939 | } |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3940 | } |
Jan Kiszka | 03a6348 | 2010-06-16 00:38:33 +0200 | [diff] [blame] | 3941 | if (!cmd->name) { |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3942 | return; |
Jan Kiszka | 03a6348 | 2010-06-16 00:38:33 +0200 | [diff] [blame] | 3943 | } |
| 3944 | |
Wenchao Xia | d903a77 | 2013-08-27 20:38:25 +0800 | [diff] [blame] | 3945 | if (cmd->sub_table) { |
| 3946 | /* do the job again */ |
Stefan Weil | e7ae771 | 2015-03-08 19:30:01 +0100 | [diff] [blame] | 3947 | monitor_find_completion_by_table(mon, cmd->sub_table, |
| 3948 | &args[1], nb_args - 1); |
| 3949 | return; |
Wenchao Xia | d903a77 | 2013-08-27 20:38:25 +0800 | [diff] [blame] | 3950 | } |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3951 | if (cmd->command_completion) { |
Stefan Weil | e7ae771 | 2015-03-08 19:30:01 +0100 | [diff] [blame] | 3952 | cmd->command_completion(mon->rs, nb_args, args[nb_args - 1]); |
| 3953 | return; |
Hani Benhabiles | bfa40f7 | 2014-04-13 16:25:06 +0100 | [diff] [blame] | 3954 | } |
Wenchao Xia | d903a77 | 2013-08-27 20:38:25 +0800 | [diff] [blame] | 3955 | |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3956 | ptype = next_arg_type(cmd->args_type); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3957 | for(i = 0; i < nb_args - 2; i++) { |
| 3958 | if (*ptype != '\0') { |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3959 | ptype = next_arg_type(ptype); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3960 | while (*ptype == '?') |
Luiz Capitulino | 4d76d2b | 2009-08-28 15:27:09 -0300 | [diff] [blame] | 3961 | ptype = next_arg_type(ptype); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3962 | } |
| 3963 | } |
| 3964 | str = args[nb_args - 1]; |
Dr. David Alan Gilbert | bf67f1c | 2018-02-13 12:51:43 +0000 | [diff] [blame] | 3965 | old_ptype = NULL; |
| 3966 | while (*ptype == '-' && old_ptype != ptype) { |
| 3967 | old_ptype = ptype; |
Jan Kiszka | 3b6dbf27 | 2010-06-16 00:38:34 +0200 | [diff] [blame] | 3968 | ptype = next_arg_type(ptype); |
Blue Swirl | 2a1704a | 2009-08-23 20:10:28 +0000 | [diff] [blame] | 3969 | } |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3970 | switch(*ptype) { |
| 3971 | case 'F': |
| 3972 | /* file completion */ |
Wenchao Xia | d2674b2 | 2013-08-27 20:38:16 +0800 | [diff] [blame] | 3973 | readline_set_completion_index(mon->rs, strlen(str)); |
Wenchao Xia | cb8f68b | 2013-08-27 20:38:14 +0800 | [diff] [blame] | 3974 | file_completion(mon, str); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3975 | break; |
| 3976 | case 'B': |
| 3977 | /* block device name completion */ |
Wenchao Xia | 599a926 | 2013-08-27 20:38:15 +0800 | [diff] [blame] | 3978 | readline_set_completion_index(mon->rs, strlen(str)); |
Max Reitz | da27a00 | 2016-03-16 19:54:29 +0100 | [diff] [blame] | 3979 | while ((blk = blk_next(blk)) != NULL) { |
| 3980 | name = blk_name(blk); |
Markus Armbruster | fea68bb | 2014-10-07 13:59:10 +0200 | [diff] [blame] | 3981 | if (str[0] == '\0' || |
| 3982 | !strncmp(name, str, strlen(str))) { |
| 3983 | readline_add_completion(mon->rs, name); |
| 3984 | } |
| 3985 | } |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3986 | break; |
bellard | 7fe4848 | 2004-10-09 18:08:01 +0000 | [diff] [blame] | 3987 | case 's': |
Wenchao Xia | 129be00 | 2013-08-27 20:38:26 +0800 | [diff] [blame] | 3988 | case 'S': |
Hani Benhabiles | 29136cd | 2014-05-07 23:41:27 +0100 | [diff] [blame] | 3989 | if (!strcmp(cmd->name, "help|?")) { |
Wenchao Xia | 7ca0e06 | 2013-08-27 20:38:27 +0800 | [diff] [blame] | 3990 | monitor_find_completion_by_table(mon, cmd_table, |
| 3991 | &args[1], nb_args - 1); |
bellard | 7fe4848 | 2004-10-09 18:08:01 +0000 | [diff] [blame] | 3992 | } |
| 3993 | break; |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 3994 | default: |
| 3995 | break; |
| 3996 | } |
| 3997 | } |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 3998 | } |
| 3999 | |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4000 | static void monitor_find_completion(void *opaque, |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 4001 | const char *cmdline) |
| 4002 | { |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4003 | Monitor *mon = opaque; |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 4004 | char *args[MAX_ARGS]; |
| 4005 | int nb_args, len; |
| 4006 | |
| 4007 | /* 1. parse the cmdline */ |
| 4008 | if (parse_cmdline(cmdline, &nb_args, args) < 0) { |
| 4009 | return; |
| 4010 | } |
Wenchao Xia | c35b640 | 2013-08-27 20:38:24 +0800 | [diff] [blame] | 4011 | |
| 4012 | /* if the line ends with a space, it means we want to complete the |
| 4013 | next arg */ |
| 4014 | len = strlen(cmdline); |
| 4015 | if (len > 0 && qemu_isspace(cmdline[len - 1])) { |
| 4016 | if (nb_args >= MAX_ARGS) { |
| 4017 | goto cleanup; |
| 4018 | } |
| 4019 | args[nb_args++] = g_strdup(""); |
| 4020 | } |
| 4021 | |
| 4022 | /* 2. auto complete according to args */ |
| 4023 | monitor_find_completion_by_table(mon, mon->cmd_table, args, nb_args); |
Jan Kiszka | 03a6348 | 2010-06-16 00:38:33 +0200 | [diff] [blame] | 4024 | |
| 4025 | cleanup: |
Wenchao Xia | dcc70cd | 2013-08-27 20:38:22 +0800 | [diff] [blame] | 4026 | free_cmdline_args(args, nb_args); |
bellard | 81d0912 | 2004-07-14 17:21:37 +0000 | [diff] [blame] | 4027 | } |
| 4028 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4029 | static int monitor_can_read(void *opaque) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4030 | { |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4031 | Monitor *mon = opaque; |
| 4032 | |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4033 | return !atomic_mb_read(&mon->suspend_cnt); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4034 | } |
| 4035 | |
Peter Xu | 546aa56 | 2018-03-09 16:59:54 +0800 | [diff] [blame] | 4036 | /* |
| 4037 | * 1. This function takes ownership of rsp, err, and id. |
| 4038 | * 2. rsp, err, and id may be NULL. |
| 4039 | * 3. If err != NULL then rsp must be NULL. |
| 4040 | */ |
| 4041 | static void monitor_qmp_respond(Monitor *mon, QObject *rsp, |
| 4042 | Error *err, QObject *id) |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 4043 | { |
Marc-André Lureau | 5c678ee | 2016-09-12 13:19:10 +0400 | [diff] [blame] | 4044 | QDict *qdict = NULL; |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 4045 | |
Markus Armbruster | bbf1028 | 2017-02-17 21:38:24 +0100 | [diff] [blame] | 4046 | if (err) { |
Peter Xu | 546aa56 | 2018-03-09 16:59:54 +0800 | [diff] [blame] | 4047 | assert(!rsp); |
Marc-André Lureau | 5c678ee | 2016-09-12 13:19:10 +0400 | [diff] [blame] | 4048 | qdict = qdict_new(); |
| 4049 | qdict_put_obj(qdict, "error", qmp_build_error_object(err)); |
| 4050 | error_free(err); |
| 4051 | rsp = QOBJECT(qdict); |
| 4052 | } |
| 4053 | |
| 4054 | if (rsp) { |
| 4055 | if (id) { |
Peter Xu | 546aa56 | 2018-03-09 16:59:54 +0800 | [diff] [blame] | 4056 | /* This is for the qdict below. */ |
| 4057 | qobject_incref(id); |
| 4058 | qdict_put_obj(qobject_to(QDict, rsp), "id", id); |
Marc-André Lureau | 5c678ee | 2016-09-12 13:19:10 +0400 | [diff] [blame] | 4059 | } |
| 4060 | |
| 4061 | monitor_json_emitter(mon, rsp); |
| 4062 | } |
| 4063 | |
| 4064 | qobject_decref(id); |
| 4065 | qobject_decref(rsp); |
Peter Xu | 546aa56 | 2018-03-09 16:59:54 +0800 | [diff] [blame] | 4066 | } |
| 4067 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4068 | /* |
| 4069 | * Dispatch one single QMP request. The function will free the req_obj |
| 4070 | * and objects inside it before return. |
| 4071 | */ |
| 4072 | static void monitor_qmp_dispatch_one(QMPRequest *req_obj) |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 4073 | { |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4074 | Monitor *mon, *old_mon; |
| 4075 | QObject *req, *rsp = NULL, *id; |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4076 | bool need_resume; |
Peter Xu | 227a075 | 2018-03-09 16:59:49 +0800 | [diff] [blame] | 4077 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4078 | req = req_obj->req; |
| 4079 | mon = req_obj->mon; |
| 4080 | id = req_obj->id; |
| 4081 | need_resume = req_obj->need_resume; |
Stefan Hajnoczi | 89bd820 | 2011-09-23 08:23:06 +0100 | [diff] [blame] | 4082 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4083 | g_free(req_obj); |
Markus Armbruster | 326283a | 2015-03-02 18:39:09 +0100 | [diff] [blame] | 4084 | |
Denis V. Lunev | bd6952a | 2017-07-25 17:39:23 +0300 | [diff] [blame] | 4085 | if (trace_event_get_state_backends(TRACE_HANDLE_QMP_COMMAND)) { |
| 4086 | QString *req_json = qobject_to_json(req); |
| 4087 | trace_handle_qmp_command(mon, qstring_get_str(req_json)); |
| 4088 | QDECREF(req_json); |
| 4089 | } |
Stefan Hajnoczi | b097efc | 2017-06-05 11:42:16 +0100 | [diff] [blame] | 4090 | |
Peter Xu | 227a075 | 2018-03-09 16:59:49 +0800 | [diff] [blame] | 4091 | old_mon = cur_mon; |
| 4092 | cur_mon = mon; |
| 4093 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4094 | rsp = qmp_dispatch(mon->qmp.commands, req); |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 4095 | |
Peter Xu | 227a075 | 2018-03-09 16:59:49 +0800 | [diff] [blame] | 4096 | cur_mon = old_mon; |
| 4097 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4098 | /* Respond if necessary */ |
| 4099 | monitor_qmp_respond(mon, rsp, NULL, id); |
| 4100 | |
| 4101 | /* This pairs with the monitor_suspend() in handle_qmp_command(). */ |
| 4102 | if (need_resume) { |
| 4103 | monitor_resume(mon); |
| 4104 | } |
Marc-André Lureau | 5c678ee | 2016-09-12 13:19:10 +0400 | [diff] [blame] | 4105 | |
Marc-André Lureau | 5c678ee | 2016-09-12 13:19:10 +0400 | [diff] [blame] | 4106 | qobject_decref(req); |
Luiz Capitulino | 5fa737a | 2009-11-26 22:59:01 -0200 | [diff] [blame] | 4107 | } |
| 4108 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4109 | /* |
| 4110 | * Pop one QMP request from monitor queues, return NULL if not found. |
| 4111 | * We are using round-robin fashion to pop the request, to avoid |
| 4112 | * processing commands only on a very busy monitor. To achieve that, |
| 4113 | * when we process one request on a specific monitor, we put that |
| 4114 | * monitor to the end of mon_list queue. |
| 4115 | */ |
| 4116 | static QMPRequest *monitor_qmp_requests_pop_one(void) |
| 4117 | { |
| 4118 | QMPRequest *req_obj = NULL; |
| 4119 | Monitor *mon; |
| 4120 | |
| 4121 | qemu_mutex_lock(&monitor_lock); |
| 4122 | |
| 4123 | QTAILQ_FOREACH(mon, &mon_list, entry) { |
| 4124 | qemu_mutex_lock(&mon->qmp.qmp_queue_lock); |
| 4125 | req_obj = g_queue_pop_head(mon->qmp.qmp_requests); |
| 4126 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 4127 | if (req_obj) { |
| 4128 | break; |
| 4129 | } |
| 4130 | } |
| 4131 | |
| 4132 | if (req_obj) { |
| 4133 | /* |
| 4134 | * We found one request on the monitor. Degrade this monitor's |
| 4135 | * priority to lowest by re-inserting it to end of queue. |
| 4136 | */ |
| 4137 | QTAILQ_REMOVE(&mon_list, mon, entry); |
| 4138 | QTAILQ_INSERT_TAIL(&mon_list, mon, entry); |
| 4139 | } |
| 4140 | |
| 4141 | qemu_mutex_unlock(&monitor_lock); |
| 4142 | |
| 4143 | return req_obj; |
| 4144 | } |
| 4145 | |
| 4146 | static void monitor_qmp_bh_dispatcher(void *data) |
| 4147 | { |
| 4148 | QMPRequest *req_obj = monitor_qmp_requests_pop_one(); |
| 4149 | |
| 4150 | if (req_obj) { |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 4151 | trace_monitor_qmp_cmd_in_band(qobject_get_try_str(req_obj->id) ?: ""); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4152 | monitor_qmp_dispatch_one(req_obj); |
| 4153 | /* Reschedule instead of looping so the main loop stays responsive */ |
| 4154 | qemu_bh_schedule(mon_global.qmp_dispatcher_bh); |
| 4155 | } |
| 4156 | } |
| 4157 | |
Peter Xu | bf1e730 | 2018-03-09 16:59:59 +0800 | [diff] [blame] | 4158 | #define QMP_REQ_QUEUE_LEN_MAX (8) |
| 4159 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4160 | static void handle_qmp_command(JSONMessageParser *parser, GQueue *tokens) |
| 4161 | { |
| 4162 | QObject *req, *id = NULL; |
| 4163 | QDict *qdict = NULL; |
| 4164 | MonitorQMP *mon_qmp = container_of(parser, MonitorQMP, parser); |
| 4165 | Monitor *mon = container_of(mon_qmp, Monitor, qmp); |
| 4166 | Error *err = NULL; |
| 4167 | QMPRequest *req_obj; |
| 4168 | |
| 4169 | req = json_parser_parse_err(tokens, NULL, &err); |
| 4170 | if (!req && !err) { |
| 4171 | /* json_parser_parse_err() sucks: can fail without setting @err */ |
| 4172 | error_setg(&err, QERR_JSON_PARSING); |
| 4173 | } |
| 4174 | if (err) { |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 4175 | goto err; |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4176 | } |
| 4177 | |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 4178 | /* Check against the request in general layout */ |
| 4179 | qdict = qmp_dispatch_check_obj(req, &err); |
| 4180 | if (!qdict) { |
| 4181 | goto err; |
| 4182 | } |
| 4183 | |
| 4184 | /* Check against OOB specific */ |
| 4185 | if (!qmp_cmd_oob_check(mon, qdict, &err)) { |
| 4186 | goto err; |
| 4187 | } |
| 4188 | |
| 4189 | id = qdict_get(qdict, "id"); |
| 4190 | |
| 4191 | /* When OOB is enabled, the "id" field is mandatory. */ |
| 4192 | if (qmp_oob_enabled(mon) && !id) { |
| 4193 | error_setg(&err, "Out-Of-Band capability requires that " |
| 4194 | "every command contains an 'id' field"); |
| 4195 | goto err; |
| 4196 | } |
| 4197 | |
| 4198 | qobject_incref(id); |
| 4199 | qdict_del(qdict, "id"); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4200 | |
| 4201 | req_obj = g_new0(QMPRequest, 1); |
| 4202 | req_obj->mon = mon; |
| 4203 | req_obj->id = id; |
| 4204 | req_obj->req = req; |
| 4205 | req_obj->need_resume = false; |
| 4206 | |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 4207 | if (qmp_is_oob(qdict)) { |
| 4208 | /* Out-Of-Band (OOB) requests are executed directly in parser. */ |
| 4209 | trace_monitor_qmp_cmd_out_of_band(qobject_get_try_str(req_obj->id) |
| 4210 | ?: ""); |
| 4211 | monitor_qmp_dispatch_one(req_obj); |
| 4212 | return; |
| 4213 | } |
| 4214 | |
Peter Xu | bf1e730 | 2018-03-09 16:59:59 +0800 | [diff] [blame] | 4215 | /* Protect qmp_requests and fetching its length. */ |
| 4216 | qemu_mutex_lock(&mon->qmp.qmp_queue_lock); |
| 4217 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4218 | /* |
| 4219 | * If OOB is not enabled on the current monitor, we'll emulate the |
| 4220 | * old behavior that we won't process the current monitor any more |
| 4221 | * until it has responded. This helps make sure that as long as |
| 4222 | * OOB is not enabled, the server will never drop any command. |
| 4223 | */ |
| 4224 | if (!qmp_oob_enabled(mon)) { |
| 4225 | monitor_suspend(mon); |
| 4226 | req_obj->need_resume = true; |
Peter Xu | bf1e730 | 2018-03-09 16:59:59 +0800 | [diff] [blame] | 4227 | } else { |
| 4228 | /* Drop the request if queue is full. */ |
| 4229 | if (mon->qmp.qmp_requests->length >= QMP_REQ_QUEUE_LEN_MAX) { |
| 4230 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 4231 | qapi_event_send_command_dropped(id, |
| 4232 | COMMAND_DROP_REASON_QUEUE_FULL, |
| 4233 | &error_abort); |
Peter Xu | 6d2d563 | 2018-03-26 14:38:55 +0800 | [diff] [blame] | 4234 | qmp_request_free(req_obj); |
Peter Xu | bf1e730 | 2018-03-09 16:59:59 +0800 | [diff] [blame] | 4235 | return; |
| 4236 | } |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4237 | } |
| 4238 | |
| 4239 | /* |
| 4240 | * Put the request to the end of queue so that requests will be |
| 4241 | * handled in time order. Ownership for req_obj, req, id, |
| 4242 | * etc. will be delivered to the handler side. |
| 4243 | */ |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4244 | g_queue_push_tail(mon->qmp.qmp_requests, req_obj); |
| 4245 | qemu_mutex_unlock(&mon->qmp.qmp_queue_lock); |
| 4246 | |
| 4247 | /* Kick the dispatcher routine */ |
| 4248 | qemu_bh_schedule(mon_global.qmp_dispatcher_bh); |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 4249 | return; |
| 4250 | |
| 4251 | err: |
| 4252 | monitor_qmp_respond(mon, NULL, err, NULL); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4253 | qobject_decref(req); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4254 | } |
| 4255 | |
Markus Armbruster | c83fe23 | 2015-03-06 19:20:51 +0100 | [diff] [blame] | 4256 | static void monitor_qmp_read(void *opaque, const uint8_t *buf, int size) |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4257 | { |
Peter Xu | 227a075 | 2018-03-09 16:59:49 +0800 | [diff] [blame] | 4258 | Monitor *mon = opaque; |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4259 | |
Peter Xu | 227a075 | 2018-03-09 16:59:49 +0800 | [diff] [blame] | 4260 | json_message_parser_feed(&mon->qmp.parser, (const char *) buf, size); |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4261 | } |
| 4262 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4263 | static void monitor_read(void *opaque, const uint8_t *buf, int size) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4264 | { |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4265 | Monitor *old_mon = cur_mon; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4266 | int i; |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 4267 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4268 | cur_mon = opaque; |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 4269 | |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4270 | if (cur_mon->rs) { |
| 4271 | for (i = 0; i < size; i++) |
| 4272 | readline_handle_byte(cur_mon->rs, buf[i]); |
| 4273 | } else { |
| 4274 | if (size == 0 || buf[size - 1] != 0) |
| 4275 | monitor_printf(cur_mon, "corrupted command\n"); |
| 4276 | else |
Markus Armbruster | 7ef6cf6 | 2015-03-06 19:12:36 +0100 | [diff] [blame] | 4277 | handle_hmp_command(cur_mon, (char *)buf); |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4278 | } |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4279 | |
| 4280 | cur_mon = old_mon; |
| 4281 | } |
aliguori | d8f4460 | 2008-10-06 13:52:44 +0000 | [diff] [blame] | 4282 | |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4283 | static void monitor_command_cb(void *opaque, const char *cmdline, |
| 4284 | void *readline_opaque) |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 4285 | { |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4286 | Monitor *mon = opaque; |
| 4287 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4288 | monitor_suspend(mon); |
Markus Armbruster | 7ef6cf6 | 2015-03-06 19:12:36 +0100 | [diff] [blame] | 4289 | handle_hmp_command(mon, cmdline); |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4290 | monitor_resume(mon); |
aliguori | d8f4460 | 2008-10-06 13:52:44 +0000 | [diff] [blame] | 4291 | } |
| 4292 | |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4293 | int monitor_suspend(Monitor *mon) |
aliguori | d8f4460 | 2008-10-06 13:52:44 +0000 | [diff] [blame] | 4294 | { |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 4295 | if (monitor_is_hmp_non_interactive(mon)) { |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4296 | return -ENOTTY; |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 4297 | } |
| 4298 | |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4299 | atomic_inc(&mon->suspend_cnt); |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 4300 | |
| 4301 | if (monitor_is_qmp(mon)) { |
| 4302 | /* |
| 4303 | * Kick iothread to make sure this takes effect. It'll be |
| 4304 | * evaluated again in prepare() of the watch object. |
| 4305 | */ |
| 4306 | aio_notify(iothread_get_aio_context(mon_global.mon_iothread)); |
| 4307 | } |
| 4308 | |
| 4309 | trace_monitor_suspend(mon, 1); |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4310 | return 0; |
aliguori | d8f4460 | 2008-10-06 13:52:44 +0000 | [diff] [blame] | 4311 | } |
| 4312 | |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 4313 | void monitor_resume(Monitor *mon) |
aliguori | d8f4460 | 2008-10-06 13:52:44 +0000 | [diff] [blame] | 4314 | { |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 4315 | if (monitor_is_hmp_non_interactive(mon)) { |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4316 | return; |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4317 | } |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 4318 | |
| 4319 | if (atomic_dec_fetch(&mon->suspend_cnt) == 0) { |
| 4320 | if (monitor_is_qmp(mon)) { |
| 4321 | /* |
| 4322 | * For QMP monitors that are running in IOThread, let's |
| 4323 | * kick the thread in case it's sleeping. |
| 4324 | */ |
| 4325 | if (mon->use_io_thr) { |
| 4326 | aio_notify(iothread_get_aio_context(mon_global.mon_iothread)); |
| 4327 | } |
| 4328 | } else { |
| 4329 | assert(mon->rs); |
| 4330 | readline_show_prompt(mon->rs); |
| 4331 | } |
| 4332 | } |
| 4333 | trace_monitor_suspend(mon, -1); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 4334 | } |
| 4335 | |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4336 | static QObject *get_qmp_greeting(Monitor *mon) |
Luiz Capitulino | ca9567e | 2010-02-04 18:10:04 -0200 | [diff] [blame] | 4337 | { |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4338 | QList *cap_list = qlist_new(); |
Luiz Capitulino | b9c15f1 | 2011-08-26 17:38:13 -0300 | [diff] [blame] | 4339 | QObject *ver = NULL; |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4340 | QMPCapability cap; |
Luiz Capitulino | ca9567e | 2010-02-04 18:10:04 -0200 | [diff] [blame] | 4341 | |
Markus Armbruster | 7fad30f | 2015-09-16 13:06:19 +0200 | [diff] [blame] | 4342 | qmp_marshal_query_version(NULL, &ver, NULL); |
Marc-André Lureau | c823501 | 2016-09-12 13:19:04 +0400 | [diff] [blame] | 4343 | |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4344 | for (cap = 0; cap < QMP_CAPABILITY__MAX; cap++) { |
| 4345 | if (!mon->use_io_thr && cap == QMP_CAPABILITY_OOB) { |
| 4346 | /* Monitors that are not using IOThread won't support OOB */ |
| 4347 | continue; |
| 4348 | } |
Laurent Vivier | 625eaca | 2018-03-23 15:32:01 +0100 | [diff] [blame] | 4349 | qlist_append_str(cap_list, QMPCapability_str(cap)); |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4350 | } |
| 4351 | |
| 4352 | return qobject_from_jsonf("{'QMP': {'version': %p, 'capabilities': %p}}", |
| 4353 | ver, cap_list); |
| 4354 | } |
| 4355 | |
| 4356 | static void monitor_qmp_caps_reset(Monitor *mon) |
| 4357 | { |
| 4358 | memset(mon->qmp.qmp_caps, 0, sizeof(mon->qmp.qmp_caps)); |
Luiz Capitulino | ca9567e | 2010-02-04 18:10:04 -0200 | [diff] [blame] | 4359 | } |
| 4360 | |
Markus Armbruster | c83fe23 | 2015-03-06 19:20:51 +0100 | [diff] [blame] | 4361 | static void monitor_qmp_event(void *opaque, int event) |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4362 | { |
Luiz Capitulino | 47116d1 | 2010-02-08 17:01:30 -0200 | [diff] [blame] | 4363 | QObject *data; |
| 4364 | Monitor *mon = opaque; |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4365 | |
Luiz Capitulino | 47116d1 | 2010-02-08 17:01:30 -0200 | [diff] [blame] | 4366 | switch (event) { |
| 4367 | case CHR_EVENT_OPENED: |
Markus Armbruster | 635db18 | 2017-03-03 13:32:27 +0100 | [diff] [blame] | 4368 | mon->qmp.commands = &qmp_cap_negotiation_commands; |
Peter Xu | 0213031 | 2018-03-09 16:59:53 +0800 | [diff] [blame] | 4369 | monitor_qmp_caps_reset(mon); |
| 4370 | data = get_qmp_greeting(mon); |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4371 | monitor_json_emitter(mon, data); |
| 4372 | qobject_decref(data); |
Corey Bryant | efb87c1 | 2012-08-14 16:43:48 -0400 | [diff] [blame] | 4373 | mon_refcount++; |
Luiz Capitulino | 47116d1 | 2010-02-08 17:01:30 -0200 | [diff] [blame] | 4374 | break; |
| 4375 | case CHR_EVENT_CLOSED: |
Peter Xu | 6d2d563 | 2018-03-26 14:38:55 +0800 | [diff] [blame] | 4376 | monitor_qmp_cleanup_queues(mon); |
Markus Armbruster | 74358f2 | 2015-03-06 19:35:59 +0100 | [diff] [blame] | 4377 | json_message_parser_destroy(&mon->qmp.parser); |
| 4378 | json_message_parser_init(&mon->qmp.parser, handle_qmp_command); |
Corey Bryant | efb87c1 | 2012-08-14 16:43:48 -0400 | [diff] [blame] | 4379 | mon_refcount--; |
| 4380 | monitor_fdsets_cleanup(); |
Luiz Capitulino | 47116d1 | 2010-02-08 17:01:30 -0200 | [diff] [blame] | 4381 | break; |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4382 | } |
| 4383 | } |
| 4384 | |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4385 | static void monitor_event(void *opaque, int event) |
ths | 86e94de | 2007-01-05 22:01:59 +0000 | [diff] [blame] | 4386 | { |
aliguori | 376253e | 2009-03-05 23:01:23 +0000 | [diff] [blame] | 4387 | Monitor *mon = opaque; |
| 4388 | |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4389 | switch (event) { |
| 4390 | case CHR_EVENT_MUX_IN: |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 4391 | qemu_mutex_lock(&mon->out_lock); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4392 | mon->mux_out = 0; |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 4393 | qemu_mutex_unlock(&mon->out_lock); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4394 | if (mon->reset_seen) { |
| 4395 | readline_restart(mon->rs); |
| 4396 | monitor_resume(mon); |
| 4397 | monitor_flush(mon); |
| 4398 | } else { |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4399 | atomic_mb_set(&mon->suspend_cnt, 0); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4400 | } |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4401 | break; |
ths | 86e94de | 2007-01-05 22:01:59 +0000 | [diff] [blame] | 4402 | |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4403 | case CHR_EVENT_MUX_OUT: |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4404 | if (mon->reset_seen) { |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4405 | if (atomic_mb_read(&mon->suspend_cnt) == 0) { |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4406 | monitor_printf(mon, "\n"); |
| 4407 | } |
| 4408 | monitor_flush(mon); |
| 4409 | monitor_suspend(mon); |
| 4410 | } else { |
Peter Xu | df152fb | 2018-03-09 16:59:55 +0800 | [diff] [blame] | 4411 | atomic_inc(&mon->suspend_cnt); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4412 | } |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 4413 | qemu_mutex_lock(&mon->out_lock); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4414 | mon->mux_out = 1; |
Paolo Bonzini | 6cff3e8 | 2014-06-18 08:43:59 +0200 | [diff] [blame] | 4415 | qemu_mutex_unlock(&mon->out_lock); |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4416 | break; |
| 4417 | |
Amit Shah | b6b8df5 | 2009-10-07 18:31:16 +0530 | [diff] [blame] | 4418 | case CHR_EVENT_OPENED: |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4419 | monitor_printf(mon, "QEMU %s monitor - type 'help' for more " |
| 4420 | "information\n", QEMU_VERSION); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4421 | if (!mon->mux_out) { |
Stratos Psomadakis | e5554e2 | 2014-09-15 15:34:57 +0300 | [diff] [blame] | 4422 | readline_restart(mon->rs); |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4423 | readline_show_prompt(mon->rs); |
Gerd Hoffmann | a7aec5d | 2009-09-10 10:58:54 +0200 | [diff] [blame] | 4424 | } |
| 4425 | mon->reset_seen = 1; |
Corey Bryant | efb87c1 | 2012-08-14 16:43:48 -0400 | [diff] [blame] | 4426 | mon_refcount++; |
| 4427 | break; |
| 4428 | |
| 4429 | case CHR_EVENT_CLOSED: |
| 4430 | mon_refcount--; |
| 4431 | monitor_fdsets_cleanup(); |
aliguori | 2724b18 | 2009-03-05 23:01:47 +0000 | [diff] [blame] | 4432 | break; |
| 4433 | } |
ths | 86e94de | 2007-01-05 22:01:59 +0000 | [diff] [blame] | 4434 | } |
| 4435 | |
Wayne Xia | 816f892 | 2011-10-12 11:32:41 +0800 | [diff] [blame] | 4436 | static int |
| 4437 | compare_mon_cmd(const void *a, const void *b) |
| 4438 | { |
| 4439 | return strcmp(((const mon_cmd_t *)a)->name, |
| 4440 | ((const mon_cmd_t *)b)->name); |
| 4441 | } |
| 4442 | |
| 4443 | static void sortcmdlist(void) |
| 4444 | { |
| 4445 | int array_num; |
| 4446 | int elem_size = sizeof(mon_cmd_t); |
| 4447 | |
| 4448 | array_num = sizeof(mon_cmds)/elem_size-1; |
| 4449 | qsort((void *)mon_cmds, array_num, elem_size, compare_mon_cmd); |
| 4450 | |
| 4451 | array_num = sizeof(info_cmds)/elem_size-1; |
| 4452 | qsort((void *)info_cmds, array_num, elem_size, compare_mon_cmd); |
| 4453 | } |
| 4454 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4455 | static GMainContext *monitor_get_io_context(void) |
| 4456 | { |
| 4457 | return iothread_get_g_main_context(mon_global.mon_iothread); |
| 4458 | } |
| 4459 | |
| 4460 | static AioContext *monitor_get_aio_context(void) |
| 4461 | { |
| 4462 | return iothread_get_aio_context(mon_global.mon_iothread); |
| 4463 | } |
| 4464 | |
| 4465 | static void monitor_iothread_init(void) |
| 4466 | { |
| 4467 | mon_global.mon_iothread = iothread_create("mon_iothread", |
| 4468 | &error_abort); |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4469 | |
| 4470 | /* |
| 4471 | * This MUST be on main loop thread since we have commands that |
| 4472 | * have assumption to be run on main loop thread. It would be |
| 4473 | * nice that one day we can remove this assumption in the future. |
| 4474 | */ |
Peter Xu | 951702f | 2018-04-10 12:49:42 +0800 | [diff] [blame] | 4475 | mon_global.qmp_dispatcher_bh = aio_bh_new(iohandler_get_aio_context(), |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4476 | monitor_qmp_bh_dispatcher, |
| 4477 | NULL); |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 4478 | |
| 4479 | /* |
| 4480 | * Unlike the dispatcher BH, this must be run on the monitor IO |
| 4481 | * thread, so that monitors that are using IO thread will make |
| 4482 | * sure read/write operations are all done on the IO thread. |
| 4483 | */ |
| 4484 | mon_global.qmp_respond_bh = aio_bh_new(monitor_get_aio_context(), |
| 4485 | monitor_qmp_bh_responder, |
| 4486 | NULL); |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4487 | } |
| 4488 | |
Peter Xu | 6adf08d | 2018-03-09 16:59:50 +0800 | [diff] [blame] | 4489 | void monitor_init_globals(void) |
| 4490 | { |
| 4491 | monitor_init_qmp_commands(); |
| 4492 | monitor_qapi_event_init(); |
| 4493 | sortcmdlist(); |
| 4494 | qemu_mutex_init(&monitor_lock); |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4495 | monitor_iothread_init(); |
Peter Xu | 6adf08d | 2018-03-09 16:59:50 +0800 | [diff] [blame] | 4496 | } |
| 4497 | |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4498 | /* These functions just adapt the readline interface in a typesafe way. We |
| 4499 | * could cast function pointers but that discards compiler checks. |
| 4500 | */ |
Stefan Weil | d5d1507 | 2014-01-25 18:18:23 +0100 | [diff] [blame] | 4501 | static void GCC_FMT_ATTR(2, 3) monitor_readline_printf(void *opaque, |
| 4502 | const char *fmt, ...) |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4503 | { |
| 4504 | va_list ap; |
| 4505 | va_start(ap, fmt); |
| 4506 | monitor_vprintf(opaque, fmt, ap); |
| 4507 | va_end(ap); |
| 4508 | } |
| 4509 | |
| 4510 | static void monitor_readline_flush(void *opaque) |
| 4511 | { |
| 4512 | monitor_flush(opaque); |
| 4513 | } |
| 4514 | |
Paolo Bonzini | 397d30e | 2016-10-24 18:31:02 +0200 | [diff] [blame] | 4515 | /* |
| 4516 | * Print to current monitor if we have one, else to stderr. |
| 4517 | * TODO should return int, so callers can calculate width, but that |
| 4518 | * requires surgery to monitor_vprintf(). Left for another day. |
| 4519 | */ |
| 4520 | void error_vprintf(const char *fmt, va_list ap) |
| 4521 | { |
| 4522 | if (cur_mon && !monitor_cur_is_qmp()) { |
| 4523 | monitor_vprintf(cur_mon, fmt, ap); |
| 4524 | } else { |
| 4525 | vfprintf(stderr, fmt, ap); |
| 4526 | } |
| 4527 | } |
| 4528 | |
| 4529 | void error_vprintf_unless_qmp(const char *fmt, va_list ap) |
| 4530 | { |
| 4531 | if (cur_mon && !monitor_cur_is_qmp()) { |
| 4532 | monitor_vprintf(cur_mon, fmt, ap); |
Marc-André Lureau | 0d6b50d | 2017-01-05 14:59:57 +0100 | [diff] [blame] | 4533 | } else if (!cur_mon) { |
| 4534 | vfprintf(stderr, fmt, ap); |
Paolo Bonzini | 397d30e | 2016-10-24 18:31:02 +0200 | [diff] [blame] | 4535 | } |
| 4536 | } |
| 4537 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4538 | static void monitor_list_append(Monitor *mon) |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 4539 | { |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4540 | qemu_mutex_lock(&monitor_lock); |
| 4541 | QTAILQ_INSERT_HEAD(&mon_list, mon, entry); |
| 4542 | qemu_mutex_unlock(&monitor_lock); |
| 4543 | } |
| 4544 | |
| 4545 | static void monitor_qmp_setup_handlers_bh(void *opaque) |
| 4546 | { |
| 4547 | Monitor *mon = opaque; |
| 4548 | GMainContext *context; |
| 4549 | |
| 4550 | if (mon->use_io_thr) { |
| 4551 | /* |
| 4552 | * When use_io_thr is set, we use the global shared dedicated |
| 4553 | * IO thread for this monitor to handle input/output. |
| 4554 | */ |
| 4555 | context = monitor_get_io_context(); |
| 4556 | /* We should have inited globals before reaching here. */ |
| 4557 | assert(context); |
| 4558 | } else { |
| 4559 | /* The default main loop, which is the main thread */ |
| 4560 | context = NULL; |
| 4561 | } |
| 4562 | |
| 4563 | qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read, monitor_qmp_read, |
| 4564 | monitor_qmp_event, NULL, mon, context, true); |
| 4565 | monitor_list_append(mon); |
Paolo Bonzini | d622cb5 | 2014-06-18 08:44:00 +0200 | [diff] [blame] | 4566 | } |
| 4567 | |
Marc-André Lureau | 0ec7b3e | 2016-12-07 16:20:22 +0300 | [diff] [blame] | 4568 | void monitor_init(Chardev *chr, int flags) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 4569 | { |
Peter Xu | 6adf08d | 2018-03-09 16:59:50 +0800 | [diff] [blame] | 4570 | Monitor *mon = g_malloc(sizeof(*mon)); |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 4571 | bool use_readline = flags & MONITOR_USE_READLINE; |
| 4572 | bool use_oob = flags & MONITOR_USE_OOB; |
ths | 20d8a3e | 2007-02-18 17:04:49 +0000 | [diff] [blame] | 4573 | |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 4574 | if (use_oob) { |
| 4575 | if (CHARDEV_IS_MUX(chr)) { |
| 4576 | error_report("Monitor Out-Of-Band is not supported with " |
| 4577 | "MUX typed chardev backend"); |
| 4578 | exit(1); |
| 4579 | } |
| 4580 | if (use_readline) { |
| 4581 | error_report("Monitor Out-Of-band is only supported by QMP"); |
| 4582 | exit(1); |
| 4583 | } |
ths | 20d8a3e | 2007-02-18 17:04:49 +0000 | [diff] [blame] | 4584 | } |
aliguori | 8712716 | 2009-03-05 23:01:29 +0000 | [diff] [blame] | 4585 | |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 4586 | monitor_data_init(mon, false, use_oob); |
ths | 20d8a3e | 2007-02-18 17:04:49 +0000 | [diff] [blame] | 4587 | |
Marc-André Lureau | 32a6ebe | 2016-10-22 12:52:52 +0300 | [diff] [blame] | 4588 | qemu_chr_fe_init(&mon->chr, chr, &error_abort); |
aliguori | 731b036 | 2009-03-05 23:01:42 +0000 | [diff] [blame] | 4589 | mon->flags = flags; |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 4590 | if (use_readline) { |
Stefan Hajnoczi | c60bf33 | 2013-11-14 11:54:14 +0100 | [diff] [blame] | 4591 | mon->rs = readline_init(monitor_readline_printf, |
| 4592 | monitor_readline_flush, |
| 4593 | mon, |
| 4594 | monitor_find_completion); |
aliguori | cde76ee | 2009-03-05 23:01:51 +0000 | [diff] [blame] | 4595 | monitor_read_command(mon, 0); |
| 4596 | } |
aliguori | 8712716 | 2009-03-05 23:01:29 +0000 | [diff] [blame] | 4597 | |
Markus Armbruster | 9f3982f | 2015-03-06 19:56:38 +0100 | [diff] [blame] | 4598 | if (monitor_is_qmp(mon)) { |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 4599 | qemu_chr_fe_set_echo(&mon->chr, true); |
Markus Armbruster | 74358f2 | 2015-03-06 19:35:59 +0100 | [diff] [blame] | 4600 | json_message_parser_init(&mon->qmp.parser, handle_qmp_command); |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4601 | if (mon->use_io_thr) { |
| 4602 | /* |
| 4603 | * Make sure the old iowatch is gone. It's possible when |
| 4604 | * e.g. the chardev is in client mode, with wait=on. |
| 4605 | */ |
| 4606 | remove_fd_in_watch(chr); |
| 4607 | /* |
| 4608 | * We can't call qemu_chr_fe_set_handlers() directly here |
| 4609 | * since during the procedure the chardev will be active |
| 4610 | * and running in monitor iothread, while we'll still do |
| 4611 | * something before returning from it, which is a possible |
| 4612 | * race too. To avoid that, we just create a BH to setup |
| 4613 | * the handlers. |
| 4614 | */ |
| 4615 | aio_bh_schedule_oneshot(monitor_get_aio_context(), |
| 4616 | monitor_qmp_setup_handlers_bh, mon); |
| 4617 | /* We'll add this to mon_list in the BH when setup done */ |
| 4618 | return; |
| 4619 | } else { |
| 4620 | qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read, |
| 4621 | monitor_qmp_read, monitor_qmp_event, |
| 4622 | NULL, mon, NULL, true); |
| 4623 | } |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4624 | } else { |
Marc-André Lureau | 5345fdb | 2016-10-22 12:52:55 +0300 | [diff] [blame] | 4625 | qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read, monitor_read, |
Anton Nefedov | 81517ba | 2017-07-06 15:08:49 +0300 | [diff] [blame] | 4626 | monitor_event, NULL, mon, NULL, true); |
Luiz Capitulino | 9b57c02 | 2009-11-26 22:58:58 -0200 | [diff] [blame] | 4627 | } |
aliguori | 8712716 | 2009-03-05 23:01:29 +0000 | [diff] [blame] | 4628 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4629 | monitor_list_append(mon); |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 4630 | } |
| 4631 | |
Marc-André Lureau | 2ef4571 | 2016-08-01 15:23:42 +0400 | [diff] [blame] | 4632 | void monitor_cleanup(void) |
| 4633 | { |
| 4634 | Monitor *mon, *next; |
| 4635 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4636 | /* |
| 4637 | * We need to explicitly stop the iothread (but not destroy it), |
| 4638 | * cleanup the monitor resources, then destroy the iothread since |
| 4639 | * we need to unregister from chardev below in |
| 4640 | * monitor_data_destroy(), and chardev is not thread-safe yet |
| 4641 | */ |
| 4642 | iothread_stop(mon_global.mon_iothread); |
| 4643 | |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 4644 | /* |
| 4645 | * After we have IOThread to send responses, it's possible that |
| 4646 | * when we stop the IOThread there are still replies queued in the |
| 4647 | * responder queue. Flush all of them. Note that even after this |
| 4648 | * flush it's still possible that out buffer is not flushed. |
| 4649 | * It'll be done in below monitor_flush() as the last resort. |
| 4650 | */ |
| 4651 | monitor_qmp_bh_responder(NULL); |
| 4652 | |
Marc-André Lureau | 2ef4571 | 2016-08-01 15:23:42 +0400 | [diff] [blame] | 4653 | qemu_mutex_lock(&monitor_lock); |
Peter Xu | 238d9f3 | 2018-03-09 16:59:51 +0800 | [diff] [blame] | 4654 | QTAILQ_FOREACH_SAFE(mon, &mon_list, entry, next) { |
| 4655 | QTAILQ_REMOVE(&mon_list, mon, entry); |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 4656 | monitor_flush(mon); |
Marc-André Lureau | 2ef4571 | 2016-08-01 15:23:42 +0400 | [diff] [blame] | 4657 | monitor_data_destroy(mon); |
| 4658 | g_free(mon); |
| 4659 | } |
| 4660 | qemu_mutex_unlock(&monitor_lock); |
Marc-André Lureau | 2ef4571 | 2016-08-01 15:23:42 +0400 | [diff] [blame] | 4661 | |
Peter Xu | 71da466 | 2018-03-09 16:59:57 +0800 | [diff] [blame] | 4662 | /* QEMUBHs needs to be deleted before destroying the IOThread. */ |
| 4663 | qemu_bh_delete(mon_global.qmp_dispatcher_bh); |
| 4664 | mon_global.qmp_dispatcher_bh = NULL; |
Peter Xu | abe3cd0 | 2018-03-09 17:00:02 +0800 | [diff] [blame] | 4665 | qemu_bh_delete(mon_global.qmp_respond_bh); |
| 4666 | mon_global.qmp_respond_bh = NULL; |
bellard | 7e2515e | 2004-08-01 21:52:19 +0000 | [diff] [blame] | 4667 | |
Peter Xu | a5ed352 | 2018-03-09 16:59:52 +0800 | [diff] [blame] | 4668 | iothread_destroy(mon_global.mon_iothread); |
| 4669 | mon_global.mon_iothread = NULL; |
Luiz Capitulino | e42e818 | 2011-11-22 17:58:31 -0200 | [diff] [blame] | 4670 | } |
Paolo Bonzini | 4d45457 | 2012-11-26 16:03:42 +0100 | [diff] [blame] | 4671 | |
| 4672 | QemuOptsList qemu_mon_opts = { |
| 4673 | .name = "mon", |
| 4674 | .implied_opt_name = "chardev", |
| 4675 | .head = QTAILQ_HEAD_INITIALIZER(qemu_mon_opts.head), |
| 4676 | .desc = { |
| 4677 | { |
| 4678 | .name = "mode", |
| 4679 | .type = QEMU_OPT_STRING, |
| 4680 | },{ |
| 4681 | .name = "chardev", |
| 4682 | .type = QEMU_OPT_STRING, |
| 4683 | },{ |
Paolo Bonzini | 4d45457 | 2012-11-26 16:03:42 +0100 | [diff] [blame] | 4684 | .name = "pretty", |
Paolo Bonzini | 4d45457 | 2012-11-26 16:03:42 +0100 | [diff] [blame] | 4685 | .type = QEMU_OPT_BOOL, |
| 4686 | },{ |
Peter Xu | be933ff | 2018-03-26 14:38:56 +0800 | [diff] [blame] | 4687 | .name = "x-oob", |
Paolo Bonzini | 4d45457 | 2012-11-26 16:03:42 +0100 | [diff] [blame] | 4688 | .type = QEMU_OPT_BOOL, |
| 4689 | }, |
| 4690 | { /* end of list */ } |
| 4691 | }, |
| 4692 | }; |
Marcelo Tosatti | f2ae8ab | 2014-06-24 18:55:11 -0300 | [diff] [blame] | 4693 | |
| 4694 | #ifndef TARGET_I386 |
| 4695 | void qmp_rtc_reset_reinjection(Error **errp) |
| 4696 | { |
Markus Armbruster | c6bd8c7 | 2015-03-17 11:54:50 +0100 | [diff] [blame] | 4697 | error_setg(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection"); |
Marcelo Tosatti | f2ae8ab | 2014-06-24 18:55:11 -0300 | [diff] [blame] | 4698 | } |
Brijesh Singh | 08a161f | 2018-03-08 06:48:42 -0600 | [diff] [blame] | 4699 | |
| 4700 | SevInfo *qmp_query_sev(Error **errp) |
| 4701 | { |
| 4702 | error_setg(errp, QERR_FEATURE_DISABLED, "query-sev"); |
| 4703 | return NULL; |
| 4704 | } |
Brijesh Singh | 1b6a034 | 2018-03-08 06:48:56 -0600 | [diff] [blame] | 4705 | |
| 4706 | SevLaunchMeasureInfo *qmp_query_sev_launch_measure(Error **errp) |
| 4707 | { |
| 4708 | error_setg(errp, QERR_FEATURE_DISABLED, "query-sev-launch-measure"); |
| 4709 | return NULL; |
| 4710 | } |
Brijesh Singh | 31dd67f | 2018-03-08 06:48:59 -0600 | [diff] [blame] | 4711 | |
| 4712 | SevCapability *qmp_query_sev_capabilities(Error **errp) |
| 4713 | { |
| 4714 | error_setg(errp, QERR_FEATURE_DISABLED, "query-sev-capabilities"); |
| 4715 | return NULL; |
| 4716 | } |
Marcelo Tosatti | f2ae8ab | 2014-06-24 18:55:11 -0300 | [diff] [blame] | 4717 | #endif |
Jason J. Herne | 7ee0c3e | 2015-06-26 14:03:16 -0400 | [diff] [blame] | 4718 | |
| 4719 | #ifndef TARGET_S390X |
| 4720 | void qmp_dump_skeys(const char *filename, Error **errp) |
| 4721 | { |
| 4722 | error_setg(errp, QERR_FEATURE_DISABLED, "dump-skeys"); |
| 4723 | } |
| 4724 | #endif |
Peter Xu | ae50a77 | 2016-03-30 17:27:24 +0100 | [diff] [blame] | 4725 | |
| 4726 | #ifndef TARGET_ARM |
| 4727 | GICCapabilityList *qmp_query_gic_capabilities(Error **errp) |
| 4728 | { |
| 4729 | error_setg(errp, QERR_FEATURE_DISABLED, "query-gic-capabilities"); |
| 4730 | return NULL; |
| 4731 | } |
| 4732 | #endif |
Igor Mammedov | d463354 | 2016-06-10 06:29:06 +0530 | [diff] [blame] | 4733 | |
| 4734 | HotpluggableCPUList *qmp_query_hotpluggable_cpus(Error **errp) |
| 4735 | { |
| 4736 | MachineState *ms = MACHINE(qdev_get_machine()); |
| 4737 | MachineClass *mc = MACHINE_GET_CLASS(ms); |
| 4738 | |
Igor Mammedov | c5514d0 | 2017-02-10 11:20:57 +0100 | [diff] [blame] | 4739 | if (!mc->has_hotpluggable_cpus) { |
Igor Mammedov | d463354 | 2016-06-10 06:29:06 +0530 | [diff] [blame] | 4740 | error_setg(errp, QERR_FEATURE_DISABLED, "query-hotpluggable-cpus"); |
| 4741 | return NULL; |
| 4742 | } |
| 4743 | |
Igor Mammedov | c5514d0 | 2017-02-10 11:20:57 +0100 | [diff] [blame] | 4744 | return machine_query_hotpluggable_cpus(ms); |
Igor Mammedov | d463354 | 2016-06-10 06:29:06 +0530 | [diff] [blame] | 4745 | } |