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1 | /* | |
2 | * QEMU monitor | |
3 | * | |
4 | * Copyright (c) 2003-2004 Fabrice Bellard | |
5 | * | |
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 | */ | |
24 | ||
25 | #include "qemu/osdep.h" | |
26 | #include "monitor-internal.h" | |
27 | #include "cpu.h" | |
28 | #include "monitor/qdev.h" | |
29 | #include "hw/usb.h" | |
30 | #include "hw/pci/pci.h" | |
31 | #include "sysemu/watchdog.h" | |
32 | #include "hw/loader.h" | |
33 | #include "exec/gdbstub.h" | |
34 | #include "net/net.h" | |
35 | #include "net/slirp.h" | |
36 | #include "chardev/char-mux.h" | |
37 | #include "ui/qemu-spice.h" | |
38 | #include "qemu/config-file.h" | |
39 | #include "qemu/ctype.h" | |
40 | #include "ui/console.h" | |
41 | #include "ui/input.h" | |
42 | #include "audio/audio.h" | |
43 | #include "disas/disas.h" | |
44 | #include "sysemu/balloon.h" | |
45 | #include "qemu/timer.h" | |
46 | #include "sysemu/hw_accel.h" | |
47 | #include "sysemu/runstate.h" | |
48 | #include "authz/list.h" | |
49 | #include "qapi/util.h" | |
50 | #include "sysemu/blockdev.h" | |
51 | #include "sysemu/sysemu.h" | |
52 | #include "sysemu/tcg.h" | |
53 | #include "sysemu/tpm.h" | |
54 | #include "qapi/qmp/qdict.h" | |
55 | #include "qapi/qmp/qerror.h" | |
56 | #include "qapi/qmp/qstring.h" | |
57 | #include "qom/object_interfaces.h" | |
58 | #include "trace/control.h" | |
59 | #include "monitor/hmp-target.h" | |
60 | #include "monitor/hmp.h" | |
61 | #ifdef CONFIG_TRACE_SIMPLE | |
62 | #include "trace/simple.h" | |
63 | #endif | |
64 | #include "exec/memory.h" | |
65 | #include "exec/exec-all.h" | |
66 | #include "qemu/option.h" | |
67 | #include "qemu/thread.h" | |
68 | #include "block/qapi.h" | |
69 | #include "block/block-hmp-cmds.h" | |
70 | #include "qapi/qapi-commands-char.h" | |
71 | #include "qapi/qapi-commands-control.h" | |
72 | #include "qapi/qapi-commands-migration.h" | |
73 | #include "qapi/qapi-commands-misc.h" | |
74 | #include "qapi/qapi-commands-qom.h" | |
75 | #include "qapi/qapi-commands-trace.h" | |
76 | #include "qapi/qapi-init-commands.h" | |
77 | #include "qapi/error.h" | |
78 | #include "qapi/qmp-event.h" | |
79 | #include "sysemu/cpus.h" | |
80 | #include "qemu/cutils.h" | |
81 | #include "tcg/tcg.h" | |
82 | ||
83 | #if defined(TARGET_S390X) | |
84 | #include "hw/s390x/storage-keys.h" | |
85 | #include "hw/s390x/storage-attributes.h" | |
86 | #endif | |
87 | ||
88 | /* file descriptors passed via SCM_RIGHTS */ | |
89 | typedef struct mon_fd_t mon_fd_t; | |
90 | struct mon_fd_t { | |
91 | char *name; | |
92 | int fd; | |
93 | QLIST_ENTRY(mon_fd_t) next; | |
94 | }; | |
95 | ||
96 | /* file descriptor associated with a file descriptor set */ | |
97 | typedef struct MonFdsetFd MonFdsetFd; | |
98 | struct MonFdsetFd { | |
99 | int fd; | |
100 | bool removed; | |
101 | char *opaque; | |
102 | QLIST_ENTRY(MonFdsetFd) next; | |
103 | }; | |
104 | ||
105 | /* file descriptor set containing fds passed via SCM_RIGHTS */ | |
106 | typedef struct MonFdset MonFdset; | |
107 | struct MonFdset { | |
108 | int64_t id; | |
109 | QLIST_HEAD(, MonFdsetFd) fds; | |
110 | QLIST_HEAD(, MonFdsetFd) dup_fds; | |
111 | QLIST_ENTRY(MonFdset) next; | |
112 | }; | |
113 | ||
114 | /* Protects mon_fdsets */ | |
115 | static QemuMutex mon_fdsets_lock; | |
116 | static QLIST_HEAD(, MonFdset) mon_fdsets; | |
117 | ||
118 | static HMPCommand hmp_info_cmds[]; | |
119 | ||
120 | char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index, | |
121 | int64_t cpu_index, Error **errp) | |
122 | { | |
123 | char *output = NULL; | |
124 | Monitor *old_mon; | |
125 | MonitorHMP hmp = {}; | |
126 | ||
127 | monitor_data_init(&hmp.common, false, true, false); | |
128 | ||
129 | old_mon = cur_mon; | |
130 | cur_mon = &hmp.common; | |
131 | ||
132 | if (has_cpu_index) { | |
133 | int ret = monitor_set_cpu(cpu_index); | |
134 | if (ret < 0) { | |
135 | cur_mon = old_mon; | |
136 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index", | |
137 | "a CPU number"); | |
138 | goto out; | |
139 | } | |
140 | } | |
141 | ||
142 | handle_hmp_command(&hmp, command_line); | |
143 | cur_mon = old_mon; | |
144 | ||
145 | qemu_mutex_lock(&hmp.common.mon_lock); | |
146 | if (qstring_get_length(hmp.common.outbuf) > 0) { | |
147 | output = g_strdup(qstring_get_str(hmp.common.outbuf)); | |
148 | } else { | |
149 | output = g_strdup(""); | |
150 | } | |
151 | qemu_mutex_unlock(&hmp.common.mon_lock); | |
152 | ||
153 | out: | |
154 | monitor_data_destroy(&hmp.common); | |
155 | return output; | |
156 | } | |
157 | ||
158 | /** | |
159 | * Is @name in the '|' separated list of names @list? | |
160 | */ | |
161 | int hmp_compare_cmd(const char *name, const char *list) | |
162 | { | |
163 | const char *p, *pstart; | |
164 | int len; | |
165 | len = strlen(name); | |
166 | p = list; | |
167 | for (;;) { | |
168 | pstart = p; | |
169 | p = qemu_strchrnul(p, '|'); | |
170 | if ((p - pstart) == len && !memcmp(pstart, name, len)) { | |
171 | return 1; | |
172 | } | |
173 | if (*p == '\0') { | |
174 | break; | |
175 | } | |
176 | p++; | |
177 | } | |
178 | return 0; | |
179 | } | |
180 | ||
181 | static void do_help_cmd(Monitor *mon, const QDict *qdict) | |
182 | { | |
183 | help_cmd(mon, qdict_get_try_str(qdict, "name")); | |
184 | } | |
185 | ||
186 | static void hmp_trace_event(Monitor *mon, const QDict *qdict) | |
187 | { | |
188 | const char *tp_name = qdict_get_str(qdict, "name"); | |
189 | bool new_state = qdict_get_bool(qdict, "option"); | |
190 | bool has_vcpu = qdict_haskey(qdict, "vcpu"); | |
191 | int vcpu = qdict_get_try_int(qdict, "vcpu", 0); | |
192 | Error *local_err = NULL; | |
193 | ||
194 | if (vcpu < 0) { | |
195 | monitor_printf(mon, "argument vcpu must be positive"); | |
196 | return; | |
197 | } | |
198 | ||
199 | qmp_trace_event_set_state(tp_name, new_state, true, true, has_vcpu, vcpu, &local_err); | |
200 | if (local_err) { | |
201 | error_report_err(local_err); | |
202 | } | |
203 | } | |
204 | ||
205 | #ifdef CONFIG_TRACE_SIMPLE | |
206 | static void hmp_trace_file(Monitor *mon, const QDict *qdict) | |
207 | { | |
208 | const char *op = qdict_get_try_str(qdict, "op"); | |
209 | const char *arg = qdict_get_try_str(qdict, "arg"); | |
210 | ||
211 | if (!op) { | |
212 | st_print_trace_file_status(); | |
213 | } else if (!strcmp(op, "on")) { | |
214 | st_set_trace_file_enabled(true); | |
215 | } else if (!strcmp(op, "off")) { | |
216 | st_set_trace_file_enabled(false); | |
217 | } else if (!strcmp(op, "flush")) { | |
218 | st_flush_trace_buffer(); | |
219 | } else if (!strcmp(op, "set")) { | |
220 | if (arg) { | |
221 | st_set_trace_file(arg); | |
222 | } | |
223 | } else { | |
224 | monitor_printf(mon, "unexpected argument \"%s\"\n", op); | |
225 | help_cmd(mon, "trace-file"); | |
226 | } | |
227 | } | |
228 | #endif | |
229 | ||
230 | static void hmp_info_help(Monitor *mon, const QDict *qdict) | |
231 | { | |
232 | help_cmd(mon, "info"); | |
233 | } | |
234 | ||
235 | static void monitor_init_qmp_commands(void) | |
236 | { | |
237 | /* | |
238 | * Two command lists: | |
239 | * - qmp_commands contains all QMP commands | |
240 | * - qmp_cap_negotiation_commands contains just | |
241 | * "qmp_capabilities", to enforce capability negotiation | |
242 | */ | |
243 | ||
244 | qmp_init_marshal(&qmp_commands); | |
245 | ||
246 | qmp_register_command(&qmp_commands, "query-qmp-schema", | |
247 | qmp_query_qmp_schema, QCO_ALLOW_PRECONFIG); | |
248 | qmp_register_command(&qmp_commands, "device_add", qmp_device_add, | |
249 | QCO_NO_OPTIONS); | |
250 | qmp_register_command(&qmp_commands, "netdev_add", qmp_netdev_add, | |
251 | QCO_NO_OPTIONS); | |
252 | qmp_register_command(&qmp_commands, "object-add", qmp_object_add, | |
253 | QCO_NO_OPTIONS); | |
254 | ||
255 | QTAILQ_INIT(&qmp_cap_negotiation_commands); | |
256 | qmp_register_command(&qmp_cap_negotiation_commands, "qmp_capabilities", | |
257 | qmp_marshal_qmp_capabilities, QCO_ALLOW_PRECONFIG); | |
258 | } | |
259 | ||
260 | /* Set the current CPU defined by the user. Callers must hold BQL. */ | |
261 | int monitor_set_cpu(int cpu_index) | |
262 | { | |
263 | CPUState *cpu; | |
264 | ||
265 | cpu = qemu_get_cpu(cpu_index); | |
266 | if (cpu == NULL) { | |
267 | return -1; | |
268 | } | |
269 | g_free(cur_mon->mon_cpu_path); | |
270 | cur_mon->mon_cpu_path = object_get_canonical_path(OBJECT(cpu)); | |
271 | return 0; | |
272 | } | |
273 | ||
274 | /* Callers must hold BQL. */ | |
275 | static CPUState *mon_get_cpu_sync(bool synchronize) | |
276 | { | |
277 | CPUState *cpu = NULL; | |
278 | ||
279 | if (cur_mon->mon_cpu_path) { | |
280 | cpu = (CPUState *) object_resolve_path_type(cur_mon->mon_cpu_path, | |
281 | TYPE_CPU, NULL); | |
282 | if (!cpu) { | |
283 | g_free(cur_mon->mon_cpu_path); | |
284 | cur_mon->mon_cpu_path = NULL; | |
285 | } | |
286 | } | |
287 | if (!cur_mon->mon_cpu_path) { | |
288 | if (!first_cpu) { | |
289 | return NULL; | |
290 | } | |
291 | monitor_set_cpu(first_cpu->cpu_index); | |
292 | cpu = first_cpu; | |
293 | } | |
294 | assert(cpu != NULL); | |
295 | if (synchronize) { | |
296 | cpu_synchronize_state(cpu); | |
297 | } | |
298 | return cpu; | |
299 | } | |
300 | ||
301 | CPUState *mon_get_cpu(void) | |
302 | { | |
303 | return mon_get_cpu_sync(true); | |
304 | } | |
305 | ||
306 | CPUArchState *mon_get_cpu_env(void) | |
307 | { | |
308 | CPUState *cs = mon_get_cpu(); | |
309 | ||
310 | return cs ? cs->env_ptr : NULL; | |
311 | } | |
312 | ||
313 | int monitor_get_cpu_index(void) | |
314 | { | |
315 | CPUState *cs = mon_get_cpu_sync(false); | |
316 | ||
317 | return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX; | |
318 | } | |
319 | ||
320 | static void hmp_info_registers(Monitor *mon, const QDict *qdict) | |
321 | { | |
322 | bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false); | |
323 | CPUState *cs; | |
324 | ||
325 | if (all_cpus) { | |
326 | CPU_FOREACH(cs) { | |
327 | monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); | |
328 | cpu_dump_state(cs, NULL, CPU_DUMP_FPU); | |
329 | } | |
330 | } else { | |
331 | cs = mon_get_cpu(); | |
332 | ||
333 | if (!cs) { | |
334 | monitor_printf(mon, "No CPU available\n"); | |
335 | return; | |
336 | } | |
337 | ||
338 | cpu_dump_state(cs, NULL, CPU_DUMP_FPU); | |
339 | } | |
340 | } | |
341 | ||
342 | #ifdef CONFIG_TCG | |
343 | static void hmp_info_jit(Monitor *mon, const QDict *qdict) | |
344 | { | |
345 | if (!tcg_enabled()) { | |
346 | error_report("JIT information is only available with accel=tcg"); | |
347 | return; | |
348 | } | |
349 | ||
350 | dump_exec_info(); | |
351 | dump_drift_info(); | |
352 | } | |
353 | ||
354 | static void hmp_info_opcount(Monitor *mon, const QDict *qdict) | |
355 | { | |
356 | dump_opcount_info(); | |
357 | } | |
358 | #endif | |
359 | ||
360 | static void hmp_info_sync_profile(Monitor *mon, const QDict *qdict) | |
361 | { | |
362 | int64_t max = qdict_get_try_int(qdict, "max", 10); | |
363 | bool mean = qdict_get_try_bool(qdict, "mean", false); | |
364 | bool coalesce = !qdict_get_try_bool(qdict, "no_coalesce", false); | |
365 | enum QSPSortBy sort_by; | |
366 | ||
367 | sort_by = mean ? QSP_SORT_BY_AVG_WAIT_TIME : QSP_SORT_BY_TOTAL_WAIT_TIME; | |
368 | qsp_report(max, sort_by, coalesce); | |
369 | } | |
370 | ||
371 | static void hmp_info_history(Monitor *mon, const QDict *qdict) | |
372 | { | |
373 | MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common); | |
374 | int i; | |
375 | const char *str; | |
376 | ||
377 | if (!hmp_mon->rs) { | |
378 | return; | |
379 | } | |
380 | i = 0; | |
381 | for(;;) { | |
382 | str = readline_get_history(hmp_mon->rs, i); | |
383 | if (!str) { | |
384 | break; | |
385 | } | |
386 | monitor_printf(mon, "%d: '%s'\n", i, str); | |
387 | i++; | |
388 | } | |
389 | } | |
390 | ||
391 | static void hmp_info_cpustats(Monitor *mon, const QDict *qdict) | |
392 | { | |
393 | CPUState *cs = mon_get_cpu(); | |
394 | ||
395 | if (!cs) { | |
396 | monitor_printf(mon, "No CPU available\n"); | |
397 | return; | |
398 | } | |
399 | cpu_dump_statistics(cs, 0); | |
400 | } | |
401 | ||
402 | static void hmp_info_trace_events(Monitor *mon, const QDict *qdict) | |
403 | { | |
404 | const char *name = qdict_get_try_str(qdict, "name"); | |
405 | bool has_vcpu = qdict_haskey(qdict, "vcpu"); | |
406 | int vcpu = qdict_get_try_int(qdict, "vcpu", 0); | |
407 | TraceEventInfoList *events; | |
408 | TraceEventInfoList *elem; | |
409 | Error *local_err = NULL; | |
410 | ||
411 | if (name == NULL) { | |
412 | name = "*"; | |
413 | } | |
414 | if (vcpu < 0) { | |
415 | monitor_printf(mon, "argument vcpu must be positive"); | |
416 | return; | |
417 | } | |
418 | ||
419 | events = qmp_trace_event_get_state(name, has_vcpu, vcpu, &local_err); | |
420 | if (local_err) { | |
421 | error_report_err(local_err); | |
422 | return; | |
423 | } | |
424 | ||
425 | for (elem = events; elem != NULL; elem = elem->next) { | |
426 | monitor_printf(mon, "%s : state %u\n", | |
427 | elem->value->name, | |
428 | elem->value->state == TRACE_EVENT_STATE_ENABLED ? 1 : 0); | |
429 | } | |
430 | qapi_free_TraceEventInfoList(events); | |
431 | } | |
432 | ||
433 | void qmp_client_migrate_info(const char *protocol, const char *hostname, | |
434 | bool has_port, int64_t port, | |
435 | bool has_tls_port, int64_t tls_port, | |
436 | bool has_cert_subject, const char *cert_subject, | |
437 | Error **errp) | |
438 | { | |
439 | if (strcmp(protocol, "spice") == 0) { | |
440 | if (!qemu_using_spice(errp)) { | |
441 | return; | |
442 | } | |
443 | ||
444 | if (!has_port && !has_tls_port) { | |
445 | error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port"); | |
446 | return; | |
447 | } | |
448 | ||
449 | if (qemu_spice_migrate_info(hostname, | |
450 | has_port ? port : -1, | |
451 | has_tls_port ? tls_port : -1, | |
452 | cert_subject)) { | |
453 | error_setg(errp, QERR_UNDEFINED_ERROR); | |
454 | return; | |
455 | } | |
456 | return; | |
457 | } | |
458 | ||
459 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "spice"); | |
460 | } | |
461 | ||
462 | static void hmp_logfile(Monitor *mon, const QDict *qdict) | |
463 | { | |
464 | Error *err = NULL; | |
465 | ||
466 | qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err); | |
467 | if (err) { | |
468 | error_report_err(err); | |
469 | } | |
470 | } | |
471 | ||
472 | static void hmp_log(Monitor *mon, const QDict *qdict) | |
473 | { | |
474 | int mask; | |
475 | const char *items = qdict_get_str(qdict, "items"); | |
476 | ||
477 | if (!strcmp(items, "none")) { | |
478 | mask = 0; | |
479 | } else { | |
480 | mask = qemu_str_to_log_mask(items); | |
481 | if (!mask) { | |
482 | help_cmd(mon, "log"); | |
483 | return; | |
484 | } | |
485 | } | |
486 | qemu_set_log(mask); | |
487 | } | |
488 | ||
489 | static void hmp_singlestep(Monitor *mon, const QDict *qdict) | |
490 | { | |
491 | const char *option = qdict_get_try_str(qdict, "option"); | |
492 | if (!option || !strcmp(option, "on")) { | |
493 | singlestep = 1; | |
494 | } else if (!strcmp(option, "off")) { | |
495 | singlestep = 0; | |
496 | } else { | |
497 | monitor_printf(mon, "unexpected option %s\n", option); | |
498 | } | |
499 | } | |
500 | ||
501 | static void hmp_gdbserver(Monitor *mon, const QDict *qdict) | |
502 | { | |
503 | const char *device = qdict_get_try_str(qdict, "device"); | |
504 | if (!device) | |
505 | device = "tcp::" DEFAULT_GDBSTUB_PORT; | |
506 | if (gdbserver_start(device) < 0) { | |
507 | monitor_printf(mon, "Could not open gdbserver on device '%s'\n", | |
508 | device); | |
509 | } else if (strcmp(device, "none") == 0) { | |
510 | monitor_printf(mon, "Disabled gdbserver\n"); | |
511 | } else { | |
512 | monitor_printf(mon, "Waiting for gdb connection on device '%s'\n", | |
513 | device); | |
514 | } | |
515 | } | |
516 | ||
517 | static void hmp_watchdog_action(Monitor *mon, const QDict *qdict) | |
518 | { | |
519 | const char *action = qdict_get_str(qdict, "action"); | |
520 | if (select_watchdog_action(action) == -1) { | |
521 | monitor_printf(mon, "Unknown watchdog action '%s'\n", action); | |
522 | } | |
523 | } | |
524 | ||
525 | static void monitor_printc(Monitor *mon, int c) | |
526 | { | |
527 | monitor_printf(mon, "'"); | |
528 | switch(c) { | |
529 | case '\'': | |
530 | monitor_printf(mon, "\\'"); | |
531 | break; | |
532 | case '\\': | |
533 | monitor_printf(mon, "\\\\"); | |
534 | break; | |
535 | case '\n': | |
536 | monitor_printf(mon, "\\n"); | |
537 | break; | |
538 | case '\r': | |
539 | monitor_printf(mon, "\\r"); | |
540 | break; | |
541 | default: | |
542 | if (c >= 32 && c <= 126) { | |
543 | monitor_printf(mon, "%c", c); | |
544 | } else { | |
545 | monitor_printf(mon, "\\x%02x", c); | |
546 | } | |
547 | break; | |
548 | } | |
549 | monitor_printf(mon, "'"); | |
550 | } | |
551 | ||
552 | static void memory_dump(Monitor *mon, int count, int format, int wsize, | |
553 | hwaddr addr, int is_physical) | |
554 | { | |
555 | int l, line_size, i, max_digits, len; | |
556 | uint8_t buf[16]; | |
557 | uint64_t v; | |
558 | CPUState *cs = mon_get_cpu(); | |
559 | ||
560 | if (!cs && (format == 'i' || !is_physical)) { | |
561 | monitor_printf(mon, "Can not dump without CPU\n"); | |
562 | return; | |
563 | } | |
564 | ||
565 | if (format == 'i') { | |
566 | monitor_disas(mon, cs, addr, count, is_physical); | |
567 | return; | |
568 | } | |
569 | ||
570 | len = wsize * count; | |
571 | if (wsize == 1) | |
572 | line_size = 8; | |
573 | else | |
574 | line_size = 16; | |
575 | max_digits = 0; | |
576 | ||
577 | switch(format) { | |
578 | case 'o': | |
579 | max_digits = DIV_ROUND_UP(wsize * 8, 3); | |
580 | break; | |
581 | default: | |
582 | case 'x': | |
583 | max_digits = (wsize * 8) / 4; | |
584 | break; | |
585 | case 'u': | |
586 | case 'd': | |
587 | max_digits = DIV_ROUND_UP(wsize * 8 * 10, 33); | |
588 | break; | |
589 | case 'c': | |
590 | wsize = 1; | |
591 | break; | |
592 | } | |
593 | ||
594 | while (len > 0) { | |
595 | if (is_physical) | |
596 | monitor_printf(mon, TARGET_FMT_plx ":", addr); | |
597 | else | |
598 | monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr); | |
599 | l = len; | |
600 | if (l > line_size) | |
601 | l = line_size; | |
602 | if (is_physical) { | |
603 | AddressSpace *as = cs ? cs->as : &address_space_memory; | |
604 | MemTxResult r = address_space_read(as, addr, | |
605 | MEMTXATTRS_UNSPECIFIED, buf, l); | |
606 | if (r != MEMTX_OK) { | |
607 | monitor_printf(mon, " Cannot access memory\n"); | |
608 | break; | |
609 | } | |
610 | } else { | |
611 | if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) { | |
612 | monitor_printf(mon, " Cannot access memory\n"); | |
613 | break; | |
614 | } | |
615 | } | |
616 | i = 0; | |
617 | while (i < l) { | |
618 | switch(wsize) { | |
619 | default: | |
620 | case 1: | |
621 | v = ldub_p(buf + i); | |
622 | break; | |
623 | case 2: | |
624 | v = lduw_p(buf + i); | |
625 | break; | |
626 | case 4: | |
627 | v = (uint32_t)ldl_p(buf + i); | |
628 | break; | |
629 | case 8: | |
630 | v = ldq_p(buf + i); | |
631 | break; | |
632 | } | |
633 | monitor_printf(mon, " "); | |
634 | switch(format) { | |
635 | case 'o': | |
636 | monitor_printf(mon, "%#*" PRIo64, max_digits, v); | |
637 | break; | |
638 | case 'x': | |
639 | monitor_printf(mon, "0x%0*" PRIx64, max_digits, v); | |
640 | break; | |
641 | case 'u': | |
642 | monitor_printf(mon, "%*" PRIu64, max_digits, v); | |
643 | break; | |
644 | case 'd': | |
645 | monitor_printf(mon, "%*" PRId64, max_digits, v); | |
646 | break; | |
647 | case 'c': | |
648 | monitor_printc(mon, v); | |
649 | break; | |
650 | } | |
651 | i += wsize; | |
652 | } | |
653 | monitor_printf(mon, "\n"); | |
654 | addr += l; | |
655 | len -= l; | |
656 | } | |
657 | } | |
658 | ||
659 | static void hmp_memory_dump(Monitor *mon, const QDict *qdict) | |
660 | { | |
661 | int count = qdict_get_int(qdict, "count"); | |
662 | int format = qdict_get_int(qdict, "format"); | |
663 | int size = qdict_get_int(qdict, "size"); | |
664 | target_long addr = qdict_get_int(qdict, "addr"); | |
665 | ||
666 | memory_dump(mon, count, format, size, addr, 0); | |
667 | } | |
668 | ||
669 | static void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict) | |
670 | { | |
671 | int count = qdict_get_int(qdict, "count"); | |
672 | int format = qdict_get_int(qdict, "format"); | |
673 | int size = qdict_get_int(qdict, "size"); | |
674 | hwaddr addr = qdict_get_int(qdict, "addr"); | |
675 | ||
676 | memory_dump(mon, count, format, size, addr, 1); | |
677 | } | |
678 | ||
679 | static void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, Error **errp) | |
680 | { | |
681 | MemoryRegionSection mrs = memory_region_find(get_system_memory(), | |
682 | addr, 1); | |
683 | ||
684 | if (!mrs.mr) { | |
685 | error_setg(errp, "No memory is mapped at address 0x%" HWADDR_PRIx, addr); | |
686 | return NULL; | |
687 | } | |
688 | ||
689 | if (!memory_region_is_ram(mrs.mr) && !memory_region_is_romd(mrs.mr)) { | |
690 | error_setg(errp, "Memory at address 0x%" HWADDR_PRIx "is not RAM", addr); | |
691 | memory_region_unref(mrs.mr); | |
692 | return NULL; | |
693 | } | |
694 | ||
695 | *p_mr = mrs.mr; | |
696 | return qemu_map_ram_ptr(mrs.mr->ram_block, mrs.offset_within_region); | |
697 | } | |
698 | ||
699 | static void hmp_gpa2hva(Monitor *mon, const QDict *qdict) | |
700 | { | |
701 | hwaddr addr = qdict_get_int(qdict, "addr"); | |
702 | Error *local_err = NULL; | |
703 | MemoryRegion *mr = NULL; | |
704 | void *ptr; | |
705 | ||
706 | ptr = gpa2hva(&mr, addr, &local_err); | |
707 | if (local_err) { | |
708 | error_report_err(local_err); | |
709 | return; | |
710 | } | |
711 | ||
712 | monitor_printf(mon, "Host virtual address for 0x%" HWADDR_PRIx | |
713 | " (%s) is %p\n", | |
714 | addr, mr->name, ptr); | |
715 | ||
716 | memory_region_unref(mr); | |
717 | } | |
718 | ||
719 | static void hmp_gva2gpa(Monitor *mon, const QDict *qdict) | |
720 | { | |
721 | target_ulong addr = qdict_get_int(qdict, "addr"); | |
722 | MemTxAttrs attrs; | |
723 | CPUState *cs = mon_get_cpu(); | |
724 | hwaddr gpa; | |
725 | ||
726 | if (!cs) { | |
727 | monitor_printf(mon, "No cpu\n"); | |
728 | return; | |
729 | } | |
730 | ||
731 | gpa = cpu_get_phys_page_attrs_debug(cs, addr & TARGET_PAGE_MASK, &attrs); | |
732 | if (gpa == -1) { | |
733 | monitor_printf(mon, "Unmapped\n"); | |
734 | } else { | |
735 | monitor_printf(mon, "gpa: %#" HWADDR_PRIx "\n", | |
736 | gpa + (addr & ~TARGET_PAGE_MASK)); | |
737 | } | |
738 | } | |
739 | ||
740 | #ifdef CONFIG_LINUX | |
741 | static uint64_t vtop(void *ptr, Error **errp) | |
742 | { | |
743 | uint64_t pinfo; | |
744 | uint64_t ret = -1; | |
745 | uintptr_t addr = (uintptr_t) ptr; | |
746 | uintptr_t pagesize = qemu_real_host_page_size; | |
747 | off_t offset = addr / pagesize * sizeof(pinfo); | |
748 | int fd; | |
749 | ||
750 | fd = open("/proc/self/pagemap", O_RDONLY); | |
751 | if (fd == -1) { | |
752 | error_setg_errno(errp, errno, "Cannot open /proc/self/pagemap"); | |
753 | return -1; | |
754 | } | |
755 | ||
756 | /* Force copy-on-write if necessary. */ | |
757 | atomic_add((uint8_t *)ptr, 0); | |
758 | ||
759 | if (pread(fd, &pinfo, sizeof(pinfo), offset) != sizeof(pinfo)) { | |
760 | error_setg_errno(errp, errno, "Cannot read pagemap"); | |
761 | goto out; | |
762 | } | |
763 | if ((pinfo & (1ull << 63)) == 0) { | |
764 | error_setg(errp, "Page not present"); | |
765 | goto out; | |
766 | } | |
767 | ret = ((pinfo & 0x007fffffffffffffull) * pagesize) | (addr & (pagesize - 1)); | |
768 | ||
769 | out: | |
770 | close(fd); | |
771 | return ret; | |
772 | } | |
773 | ||
774 | static void hmp_gpa2hpa(Monitor *mon, const QDict *qdict) | |
775 | { | |
776 | hwaddr addr = qdict_get_int(qdict, "addr"); | |
777 | Error *local_err = NULL; | |
778 | MemoryRegion *mr = NULL; | |
779 | void *ptr; | |
780 | uint64_t physaddr; | |
781 | ||
782 | ptr = gpa2hva(&mr, addr, &local_err); | |
783 | if (local_err) { | |
784 | error_report_err(local_err); | |
785 | return; | |
786 | } | |
787 | ||
788 | physaddr = vtop(ptr, &local_err); | |
789 | if (local_err) { | |
790 | error_report_err(local_err); | |
791 | } else { | |
792 | monitor_printf(mon, "Host physical address for 0x%" HWADDR_PRIx | |
793 | " (%s) is 0x%" PRIx64 "\n", | |
794 | addr, mr->name, (uint64_t) physaddr); | |
795 | } | |
796 | ||
797 | memory_region_unref(mr); | |
798 | } | |
799 | #endif | |
800 | ||
801 | static void do_print(Monitor *mon, const QDict *qdict) | |
802 | { | |
803 | int format = qdict_get_int(qdict, "format"); | |
804 | hwaddr val = qdict_get_int(qdict, "val"); | |
805 | ||
806 | switch(format) { | |
807 | case 'o': | |
808 | monitor_printf(mon, "%#" HWADDR_PRIo, val); | |
809 | break; | |
810 | case 'x': | |
811 | monitor_printf(mon, "%#" HWADDR_PRIx, val); | |
812 | break; | |
813 | case 'u': | |
814 | monitor_printf(mon, "%" HWADDR_PRIu, val); | |
815 | break; | |
816 | default: | |
817 | case 'd': | |
818 | monitor_printf(mon, "%" HWADDR_PRId, val); | |
819 | break; | |
820 | case 'c': | |
821 | monitor_printc(mon, val); | |
822 | break; | |
823 | } | |
824 | monitor_printf(mon, "\n"); | |
825 | } | |
826 | ||
827 | static void hmp_sum(Monitor *mon, const QDict *qdict) | |
828 | { | |
829 | uint32_t addr; | |
830 | uint16_t sum; | |
831 | uint32_t start = qdict_get_int(qdict, "start"); | |
832 | uint32_t size = qdict_get_int(qdict, "size"); | |
833 | ||
834 | sum = 0; | |
835 | for(addr = start; addr < (start + size); addr++) { | |
836 | uint8_t val = address_space_ldub(&address_space_memory, addr, | |
837 | MEMTXATTRS_UNSPECIFIED, NULL); | |
838 | /* BSD sum algorithm ('sum' Unix command) */ | |
839 | sum = (sum >> 1) | (sum << 15); | |
840 | sum += val; | |
841 | } | |
842 | monitor_printf(mon, "%05d\n", sum); | |
843 | } | |
844 | ||
845 | static int mouse_button_state; | |
846 | ||
847 | static void hmp_mouse_move(Monitor *mon, const QDict *qdict) | |
848 | { | |
849 | int dx, dy, dz, button; | |
850 | const char *dx_str = qdict_get_str(qdict, "dx_str"); | |
851 | const char *dy_str = qdict_get_str(qdict, "dy_str"); | |
852 | const char *dz_str = qdict_get_try_str(qdict, "dz_str"); | |
853 | ||
854 | dx = strtol(dx_str, NULL, 0); | |
855 | dy = strtol(dy_str, NULL, 0); | |
856 | qemu_input_queue_rel(NULL, INPUT_AXIS_X, dx); | |
857 | qemu_input_queue_rel(NULL, INPUT_AXIS_Y, dy); | |
858 | ||
859 | if (dz_str) { | |
860 | dz = strtol(dz_str, NULL, 0); | |
861 | if (dz != 0) { | |
862 | button = (dz > 0) ? INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN; | |
863 | qemu_input_queue_btn(NULL, button, true); | |
864 | qemu_input_event_sync(); | |
865 | qemu_input_queue_btn(NULL, button, false); | |
866 | } | |
867 | } | |
868 | qemu_input_event_sync(); | |
869 | } | |
870 | ||
871 | static void hmp_mouse_button(Monitor *mon, const QDict *qdict) | |
872 | { | |
873 | static uint32_t bmap[INPUT_BUTTON__MAX] = { | |
874 | [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON, | |
875 | [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON, | |
876 | [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON, | |
877 | }; | |
878 | int button_state = qdict_get_int(qdict, "button_state"); | |
879 | ||
880 | if (mouse_button_state == button_state) { | |
881 | return; | |
882 | } | |
883 | qemu_input_update_buttons(NULL, bmap, mouse_button_state, button_state); | |
884 | qemu_input_event_sync(); | |
885 | mouse_button_state = button_state; | |
886 | } | |
887 | ||
888 | static void hmp_ioport_read(Monitor *mon, const QDict *qdict) | |
889 | { | |
890 | int size = qdict_get_int(qdict, "size"); | |
891 | int addr = qdict_get_int(qdict, "addr"); | |
892 | int has_index = qdict_haskey(qdict, "index"); | |
893 | uint32_t val; | |
894 | int suffix; | |
895 | ||
896 | if (has_index) { | |
897 | int index = qdict_get_int(qdict, "index"); | |
898 | cpu_outb(addr & IOPORTS_MASK, index & 0xff); | |
899 | addr++; | |
900 | } | |
901 | addr &= 0xffff; | |
902 | ||
903 | switch(size) { | |
904 | default: | |
905 | case 1: | |
906 | val = cpu_inb(addr); | |
907 | suffix = 'b'; | |
908 | break; | |
909 | case 2: | |
910 | val = cpu_inw(addr); | |
911 | suffix = 'w'; | |
912 | break; | |
913 | case 4: | |
914 | val = cpu_inl(addr); | |
915 | suffix = 'l'; | |
916 | break; | |
917 | } | |
918 | monitor_printf(mon, "port%c[0x%04x] = %#0*x\n", | |
919 | suffix, addr, size * 2, val); | |
920 | } | |
921 | ||
922 | static void hmp_ioport_write(Monitor *mon, const QDict *qdict) | |
923 | { | |
924 | int size = qdict_get_int(qdict, "size"); | |
925 | int addr = qdict_get_int(qdict, "addr"); | |
926 | int val = qdict_get_int(qdict, "val"); | |
927 | ||
928 | addr &= IOPORTS_MASK; | |
929 | ||
930 | switch (size) { | |
931 | default: | |
932 | case 1: | |
933 | cpu_outb(addr, val); | |
934 | break; | |
935 | case 2: | |
936 | cpu_outw(addr, val); | |
937 | break; | |
938 | case 4: | |
939 | cpu_outl(addr, val); | |
940 | break; | |
941 | } | |
942 | } | |
943 | ||
944 | static void hmp_boot_set(Monitor *mon, const QDict *qdict) | |
945 | { | |
946 | Error *local_err = NULL; | |
947 | const char *bootdevice = qdict_get_str(qdict, "bootdevice"); | |
948 | ||
949 | qemu_boot_set(bootdevice, &local_err); | |
950 | if (local_err) { | |
951 | error_report_err(local_err); | |
952 | } else { | |
953 | monitor_printf(mon, "boot device list now set to %s\n", bootdevice); | |
954 | } | |
955 | } | |
956 | ||
957 | static void hmp_info_mtree(Monitor *mon, const QDict *qdict) | |
958 | { | |
959 | bool flatview = qdict_get_try_bool(qdict, "flatview", false); | |
960 | bool dispatch_tree = qdict_get_try_bool(qdict, "dispatch_tree", false); | |
961 | bool owner = qdict_get_try_bool(qdict, "owner", false); | |
962 | ||
963 | mtree_info(flatview, dispatch_tree, owner); | |
964 | } | |
965 | ||
966 | #ifdef CONFIG_PROFILER | |
967 | ||
968 | int64_t dev_time; | |
969 | ||
970 | static void hmp_info_profile(Monitor *mon, const QDict *qdict) | |
971 | { | |
972 | static int64_t last_cpu_exec_time; | |
973 | int64_t cpu_exec_time; | |
974 | int64_t delta; | |
975 | ||
976 | cpu_exec_time = tcg_cpu_exec_time(); | |
977 | delta = cpu_exec_time - last_cpu_exec_time; | |
978 | ||
979 | monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n", | |
980 | dev_time, dev_time / (double)NANOSECONDS_PER_SECOND); | |
981 | monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n", | |
982 | delta, delta / (double)NANOSECONDS_PER_SECOND); | |
983 | last_cpu_exec_time = cpu_exec_time; | |
984 | dev_time = 0; | |
985 | } | |
986 | #else | |
987 | static void hmp_info_profile(Monitor *mon, const QDict *qdict) | |
988 | { | |
989 | monitor_printf(mon, "Internal profiler not compiled\n"); | |
990 | } | |
991 | #endif | |
992 | ||
993 | /* Capture support */ | |
994 | static QLIST_HEAD (capture_list_head, CaptureState) capture_head; | |
995 | ||
996 | static void hmp_info_capture(Monitor *mon, const QDict *qdict) | |
997 | { | |
998 | int i; | |
999 | CaptureState *s; | |
1000 | ||
1001 | for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { | |
1002 | monitor_printf(mon, "[%d]: ", i); | |
1003 | s->ops.info (s->opaque); | |
1004 | } | |
1005 | } | |
1006 | ||
1007 | static void hmp_stopcapture(Monitor *mon, const QDict *qdict) | |
1008 | { | |
1009 | int i; | |
1010 | int n = qdict_get_int(qdict, "n"); | |
1011 | CaptureState *s; | |
1012 | ||
1013 | for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { | |
1014 | if (i == n) { | |
1015 | s->ops.destroy (s->opaque); | |
1016 | QLIST_REMOVE (s, entries); | |
1017 | g_free (s); | |
1018 | return; | |
1019 | } | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | static void hmp_wavcapture(Monitor *mon, const QDict *qdict) | |
1024 | { | |
1025 | const char *path = qdict_get_str(qdict, "path"); | |
1026 | int freq = qdict_get_try_int(qdict, "freq", 44100); | |
1027 | int bits = qdict_get_try_int(qdict, "bits", 16); | |
1028 | int nchannels = qdict_get_try_int(qdict, "nchannels", 2); | |
1029 | const char *audiodev = qdict_get_str(qdict, "audiodev"); | |
1030 | CaptureState *s; | |
1031 | AudioState *as = audio_state_by_name(audiodev); | |
1032 | ||
1033 | if (!as) { | |
1034 | monitor_printf(mon, "Audiodev '%s' not found\n", audiodev); | |
1035 | return; | |
1036 | } | |
1037 | ||
1038 | s = g_malloc0 (sizeof (*s)); | |
1039 | ||
1040 | if (wav_start_capture(as, s, path, freq, bits, nchannels)) { | |
1041 | monitor_printf(mon, "Failed to add wave capture\n"); | |
1042 | g_free (s); | |
1043 | return; | |
1044 | } | |
1045 | QLIST_INSERT_HEAD (&capture_head, s, entries); | |
1046 | } | |
1047 | ||
1048 | static QAuthZList *find_auth(Monitor *mon, const char *name) | |
1049 | { | |
1050 | Object *obj; | |
1051 | Object *container; | |
1052 | ||
1053 | container = object_get_objects_root(); | |
1054 | obj = object_resolve_path_component(container, name); | |
1055 | if (!obj) { | |
1056 | monitor_printf(mon, "acl: unknown list '%s'\n", name); | |
1057 | return NULL; | |
1058 | } | |
1059 | ||
1060 | return QAUTHZ_LIST(obj); | |
1061 | } | |
1062 | ||
1063 | static bool warn_acl; | |
1064 | static void hmp_warn_acl(void) | |
1065 | { | |
1066 | if (warn_acl) { | |
1067 | return; | |
1068 | } | |
1069 | error_report("The acl_show, acl_reset, acl_policy, acl_add, acl_remove " | |
1070 | "commands are deprecated with no replacement. Authorization " | |
1071 | "for VNC should be performed using the pluggable QAuthZ " | |
1072 | "objects"); | |
1073 | warn_acl = true; | |
1074 | } | |
1075 | ||
1076 | static void hmp_acl_show(Monitor *mon, const QDict *qdict) | |
1077 | { | |
1078 | const char *aclname = qdict_get_str(qdict, "aclname"); | |
1079 | QAuthZList *auth = find_auth(mon, aclname); | |
1080 | QAuthZListRuleList *rules; | |
1081 | size_t i = 0; | |
1082 | ||
1083 | hmp_warn_acl(); | |
1084 | ||
1085 | if (!auth) { | |
1086 | return; | |
1087 | } | |
1088 | ||
1089 | monitor_printf(mon, "policy: %s\n", | |
1090 | QAuthZListPolicy_str(auth->policy)); | |
1091 | ||
1092 | rules = auth->rules; | |
1093 | while (rules) { | |
1094 | QAuthZListRule *rule = rules->value; | |
1095 | i++; | |
1096 | monitor_printf(mon, "%zu: %s %s\n", i, | |
1097 | QAuthZListPolicy_str(rule->policy), | |
1098 | rule->match); | |
1099 | rules = rules->next; | |
1100 | } | |
1101 | } | |
1102 | ||
1103 | static void hmp_acl_reset(Monitor *mon, const QDict *qdict) | |
1104 | { | |
1105 | const char *aclname = qdict_get_str(qdict, "aclname"); | |
1106 | QAuthZList *auth = find_auth(mon, aclname); | |
1107 | ||
1108 | hmp_warn_acl(); | |
1109 | ||
1110 | if (!auth) { | |
1111 | return; | |
1112 | } | |
1113 | ||
1114 | auth->policy = QAUTHZ_LIST_POLICY_DENY; | |
1115 | qapi_free_QAuthZListRuleList(auth->rules); | |
1116 | auth->rules = NULL; | |
1117 | monitor_printf(mon, "acl: removed all rules\n"); | |
1118 | } | |
1119 | ||
1120 | static void hmp_acl_policy(Monitor *mon, const QDict *qdict) | |
1121 | { | |
1122 | const char *aclname = qdict_get_str(qdict, "aclname"); | |
1123 | const char *policy = qdict_get_str(qdict, "policy"); | |
1124 | QAuthZList *auth = find_auth(mon, aclname); | |
1125 | int val; | |
1126 | Error *err = NULL; | |
1127 | ||
1128 | hmp_warn_acl(); | |
1129 | ||
1130 | if (!auth) { | |
1131 | return; | |
1132 | } | |
1133 | ||
1134 | val = qapi_enum_parse(&QAuthZListPolicy_lookup, | |
1135 | policy, | |
1136 | QAUTHZ_LIST_POLICY_DENY, | |
1137 | &err); | |
1138 | if (err) { | |
1139 | error_free(err); | |
1140 | monitor_printf(mon, "acl: unknown policy '%s', " | |
1141 | "expected 'deny' or 'allow'\n", policy); | |
1142 | } else { | |
1143 | auth->policy = val; | |
1144 | if (auth->policy == QAUTHZ_LIST_POLICY_ALLOW) { | |
1145 | monitor_printf(mon, "acl: policy set to 'allow'\n"); | |
1146 | } else { | |
1147 | monitor_printf(mon, "acl: policy set to 'deny'\n"); | |
1148 | } | |
1149 | } | |
1150 | } | |
1151 | ||
1152 | static QAuthZListFormat hmp_acl_get_format(const char *match) | |
1153 | { | |
1154 | if (strchr(match, '*')) { | |
1155 | return QAUTHZ_LIST_FORMAT_GLOB; | |
1156 | } else { | |
1157 | return QAUTHZ_LIST_FORMAT_EXACT; | |
1158 | } | |
1159 | } | |
1160 | ||
1161 | static void hmp_acl_add(Monitor *mon, const QDict *qdict) | |
1162 | { | |
1163 | const char *aclname = qdict_get_str(qdict, "aclname"); | |
1164 | const char *match = qdict_get_str(qdict, "match"); | |
1165 | const char *policystr = qdict_get_str(qdict, "policy"); | |
1166 | int has_index = qdict_haskey(qdict, "index"); | |
1167 | int index = qdict_get_try_int(qdict, "index", -1); | |
1168 | QAuthZList *auth = find_auth(mon, aclname); | |
1169 | Error *err = NULL; | |
1170 | QAuthZListPolicy policy; | |
1171 | QAuthZListFormat format; | |
1172 | size_t i = 0; | |
1173 | ||
1174 | hmp_warn_acl(); | |
1175 | ||
1176 | if (!auth) { | |
1177 | return; | |
1178 | } | |
1179 | ||
1180 | policy = qapi_enum_parse(&QAuthZListPolicy_lookup, | |
1181 | policystr, | |
1182 | QAUTHZ_LIST_POLICY_DENY, | |
1183 | &err); | |
1184 | if (err) { | |
1185 | error_free(err); | |
1186 | monitor_printf(mon, "acl: unknown policy '%s', " | |
1187 | "expected 'deny' or 'allow'\n", policystr); | |
1188 | return; | |
1189 | } | |
1190 | ||
1191 | format = hmp_acl_get_format(match); | |
1192 | ||
1193 | if (has_index && index == 0) { | |
1194 | monitor_printf(mon, "acl: unable to add acl entry\n"); | |
1195 | return; | |
1196 | } | |
1197 | ||
1198 | if (has_index) { | |
1199 | i = qauthz_list_insert_rule(auth, match, policy, | |
1200 | format, index - 1, &err); | |
1201 | } else { | |
1202 | i = qauthz_list_append_rule(auth, match, policy, | |
1203 | format, &err); | |
1204 | } | |
1205 | if (err) { | |
1206 | monitor_printf(mon, "acl: unable to add rule: %s", | |
1207 | error_get_pretty(err)); | |
1208 | error_free(err); | |
1209 | } else { | |
1210 | monitor_printf(mon, "acl: added rule at position %zu\n", i + 1); | |
1211 | } | |
1212 | } | |
1213 | ||
1214 | static void hmp_acl_remove(Monitor *mon, const QDict *qdict) | |
1215 | { | |
1216 | const char *aclname = qdict_get_str(qdict, "aclname"); | |
1217 | const char *match = qdict_get_str(qdict, "match"); | |
1218 | QAuthZList *auth = find_auth(mon, aclname); | |
1219 | ssize_t i = 0; | |
1220 | ||
1221 | hmp_warn_acl(); | |
1222 | ||
1223 | if (!auth) { | |
1224 | return; | |
1225 | } | |
1226 | ||
1227 | i = qauthz_list_delete_rule(auth, match); | |
1228 | if (i >= 0) { | |
1229 | monitor_printf(mon, "acl: removed rule at position %zu\n", i + 1); | |
1230 | } else { | |
1231 | monitor_printf(mon, "acl: no matching acl entry\n"); | |
1232 | } | |
1233 | } | |
1234 | ||
1235 | void qmp_getfd(const char *fdname, Error **errp) | |
1236 | { | |
1237 | mon_fd_t *monfd; | |
1238 | int fd, tmp_fd; | |
1239 | ||
1240 | fd = qemu_chr_fe_get_msgfd(&cur_mon->chr); | |
1241 | if (fd == -1) { | |
1242 | error_setg(errp, QERR_FD_NOT_SUPPLIED); | |
1243 | return; | |
1244 | } | |
1245 | ||
1246 | if (qemu_isdigit(fdname[0])) { | |
1247 | close(fd); | |
1248 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdname", | |
1249 | "a name not starting with a digit"); | |
1250 | return; | |
1251 | } | |
1252 | ||
1253 | qemu_mutex_lock(&cur_mon->mon_lock); | |
1254 | QLIST_FOREACH(monfd, &cur_mon->fds, next) { | |
1255 | if (strcmp(monfd->name, fdname) != 0) { | |
1256 | continue; | |
1257 | } | |
1258 | ||
1259 | tmp_fd = monfd->fd; | |
1260 | monfd->fd = fd; | |
1261 | qemu_mutex_unlock(&cur_mon->mon_lock); | |
1262 | /* Make sure close() is outside critical section */ | |
1263 | close(tmp_fd); | |
1264 | return; | |
1265 | } | |
1266 | ||
1267 | monfd = g_malloc0(sizeof(mon_fd_t)); | |
1268 | monfd->name = g_strdup(fdname); | |
1269 | monfd->fd = fd; | |
1270 | ||
1271 | QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next); | |
1272 | qemu_mutex_unlock(&cur_mon->mon_lock); | |
1273 | } | |
1274 | ||
1275 | void qmp_closefd(const char *fdname, Error **errp) | |
1276 | { | |
1277 | mon_fd_t *monfd; | |
1278 | int tmp_fd; | |
1279 | ||
1280 | qemu_mutex_lock(&cur_mon->mon_lock); | |
1281 | QLIST_FOREACH(monfd, &cur_mon->fds, next) { | |
1282 | if (strcmp(monfd->name, fdname) != 0) { | |
1283 | continue; | |
1284 | } | |
1285 | ||
1286 | QLIST_REMOVE(monfd, next); | |
1287 | tmp_fd = monfd->fd; | |
1288 | g_free(monfd->name); | |
1289 | g_free(monfd); | |
1290 | qemu_mutex_unlock(&cur_mon->mon_lock); | |
1291 | /* Make sure close() is outside critical section */ | |
1292 | close(tmp_fd); | |
1293 | return; | |
1294 | } | |
1295 | ||
1296 | qemu_mutex_unlock(&cur_mon->mon_lock); | |
1297 | error_setg(errp, QERR_FD_NOT_FOUND, fdname); | |
1298 | } | |
1299 | ||
1300 | int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp) | |
1301 | { | |
1302 | mon_fd_t *monfd; | |
1303 | ||
1304 | qemu_mutex_lock(&mon->mon_lock); | |
1305 | QLIST_FOREACH(monfd, &mon->fds, next) { | |
1306 | int fd; | |
1307 | ||
1308 | if (strcmp(monfd->name, fdname) != 0) { | |
1309 | continue; | |
1310 | } | |
1311 | ||
1312 | fd = monfd->fd; | |
1313 | ||
1314 | /* caller takes ownership of fd */ | |
1315 | QLIST_REMOVE(monfd, next); | |
1316 | g_free(monfd->name); | |
1317 | g_free(monfd); | |
1318 | qemu_mutex_unlock(&mon->mon_lock); | |
1319 | ||
1320 | return fd; | |
1321 | } | |
1322 | ||
1323 | qemu_mutex_unlock(&mon->mon_lock); | |
1324 | error_setg(errp, "File descriptor named '%s' has not been found", fdname); | |
1325 | return -1; | |
1326 | } | |
1327 | ||
1328 | static void monitor_fdset_cleanup(MonFdset *mon_fdset) | |
1329 | { | |
1330 | MonFdsetFd *mon_fdset_fd; | |
1331 | MonFdsetFd *mon_fdset_fd_next; | |
1332 | ||
1333 | QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) { | |
1334 | if ((mon_fdset_fd->removed || | |
1335 | (QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) && | |
1336 | runstate_is_running()) { | |
1337 | close(mon_fdset_fd->fd); | |
1338 | g_free(mon_fdset_fd->opaque); | |
1339 | QLIST_REMOVE(mon_fdset_fd, next); | |
1340 | g_free(mon_fdset_fd); | |
1341 | } | |
1342 | } | |
1343 | ||
1344 | if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) { | |
1345 | QLIST_REMOVE(mon_fdset, next); | |
1346 | g_free(mon_fdset); | |
1347 | } | |
1348 | } | |
1349 | ||
1350 | void monitor_fdsets_cleanup(void) | |
1351 | { | |
1352 | MonFdset *mon_fdset; | |
1353 | MonFdset *mon_fdset_next; | |
1354 | ||
1355 | qemu_mutex_lock(&mon_fdsets_lock); | |
1356 | QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) { | |
1357 | monitor_fdset_cleanup(mon_fdset); | |
1358 | } | |
1359 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1360 | } | |
1361 | ||
1362 | AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque, | |
1363 | const char *opaque, Error **errp) | |
1364 | { | |
1365 | int fd; | |
1366 | Monitor *mon = cur_mon; | |
1367 | AddfdInfo *fdinfo; | |
1368 | ||
1369 | fd = qemu_chr_fe_get_msgfd(&mon->chr); | |
1370 | if (fd == -1) { | |
1371 | error_setg(errp, QERR_FD_NOT_SUPPLIED); | |
1372 | goto error; | |
1373 | } | |
1374 | ||
1375 | fdinfo = monitor_fdset_add_fd(fd, has_fdset_id, fdset_id, | |
1376 | has_opaque, opaque, errp); | |
1377 | if (fdinfo) { | |
1378 | return fdinfo; | |
1379 | } | |
1380 | ||
1381 | error: | |
1382 | if (fd != -1) { | |
1383 | close(fd); | |
1384 | } | |
1385 | return NULL; | |
1386 | } | |
1387 | ||
1388 | void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp) | |
1389 | { | |
1390 | MonFdset *mon_fdset; | |
1391 | MonFdsetFd *mon_fdset_fd; | |
1392 | char fd_str[60]; | |
1393 | ||
1394 | qemu_mutex_lock(&mon_fdsets_lock); | |
1395 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1396 | if (mon_fdset->id != fdset_id) { | |
1397 | continue; | |
1398 | } | |
1399 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { | |
1400 | if (has_fd) { | |
1401 | if (mon_fdset_fd->fd != fd) { | |
1402 | continue; | |
1403 | } | |
1404 | mon_fdset_fd->removed = true; | |
1405 | break; | |
1406 | } else { | |
1407 | mon_fdset_fd->removed = true; | |
1408 | } | |
1409 | } | |
1410 | if (has_fd && !mon_fdset_fd) { | |
1411 | goto error; | |
1412 | } | |
1413 | monitor_fdset_cleanup(mon_fdset); | |
1414 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1415 | return; | |
1416 | } | |
1417 | ||
1418 | error: | |
1419 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1420 | if (has_fd) { | |
1421 | snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64, | |
1422 | fdset_id, fd); | |
1423 | } else { | |
1424 | snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id); | |
1425 | } | |
1426 | error_setg(errp, QERR_FD_NOT_FOUND, fd_str); | |
1427 | } | |
1428 | ||
1429 | FdsetInfoList *qmp_query_fdsets(Error **errp) | |
1430 | { | |
1431 | MonFdset *mon_fdset; | |
1432 | MonFdsetFd *mon_fdset_fd; | |
1433 | FdsetInfoList *fdset_list = NULL; | |
1434 | ||
1435 | qemu_mutex_lock(&mon_fdsets_lock); | |
1436 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1437 | FdsetInfoList *fdset_info = g_malloc0(sizeof(*fdset_info)); | |
1438 | FdsetFdInfoList *fdsetfd_list = NULL; | |
1439 | ||
1440 | fdset_info->value = g_malloc0(sizeof(*fdset_info->value)); | |
1441 | fdset_info->value->fdset_id = mon_fdset->id; | |
1442 | ||
1443 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { | |
1444 | FdsetFdInfoList *fdsetfd_info; | |
1445 | ||
1446 | fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info)); | |
1447 | fdsetfd_info->value = g_malloc0(sizeof(*fdsetfd_info->value)); | |
1448 | fdsetfd_info->value->fd = mon_fdset_fd->fd; | |
1449 | if (mon_fdset_fd->opaque) { | |
1450 | fdsetfd_info->value->has_opaque = true; | |
1451 | fdsetfd_info->value->opaque = g_strdup(mon_fdset_fd->opaque); | |
1452 | } else { | |
1453 | fdsetfd_info->value->has_opaque = false; | |
1454 | } | |
1455 | ||
1456 | fdsetfd_info->next = fdsetfd_list; | |
1457 | fdsetfd_list = fdsetfd_info; | |
1458 | } | |
1459 | ||
1460 | fdset_info->value->fds = fdsetfd_list; | |
1461 | ||
1462 | fdset_info->next = fdset_list; | |
1463 | fdset_list = fdset_info; | |
1464 | } | |
1465 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1466 | ||
1467 | return fdset_list; | |
1468 | } | |
1469 | ||
1470 | AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id, | |
1471 | bool has_opaque, const char *opaque, | |
1472 | Error **errp) | |
1473 | { | |
1474 | MonFdset *mon_fdset = NULL; | |
1475 | MonFdsetFd *mon_fdset_fd; | |
1476 | AddfdInfo *fdinfo; | |
1477 | ||
1478 | qemu_mutex_lock(&mon_fdsets_lock); | |
1479 | if (has_fdset_id) { | |
1480 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1481 | /* Break if match found or match impossible due to ordering by ID */ | |
1482 | if (fdset_id <= mon_fdset->id) { | |
1483 | if (fdset_id < mon_fdset->id) { | |
1484 | mon_fdset = NULL; | |
1485 | } | |
1486 | break; | |
1487 | } | |
1488 | } | |
1489 | } | |
1490 | ||
1491 | if (mon_fdset == NULL) { | |
1492 | int64_t fdset_id_prev = -1; | |
1493 | MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets); | |
1494 | ||
1495 | if (has_fdset_id) { | |
1496 | if (fdset_id < 0) { | |
1497 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id", | |
1498 | "a non-negative value"); | |
1499 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1500 | return NULL; | |
1501 | } | |
1502 | /* Use specified fdset ID */ | |
1503 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1504 | mon_fdset_cur = mon_fdset; | |
1505 | if (fdset_id < mon_fdset_cur->id) { | |
1506 | break; | |
1507 | } | |
1508 | } | |
1509 | } else { | |
1510 | /* Use first available fdset ID */ | |
1511 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1512 | mon_fdset_cur = mon_fdset; | |
1513 | if (fdset_id_prev == mon_fdset_cur->id - 1) { | |
1514 | fdset_id_prev = mon_fdset_cur->id; | |
1515 | continue; | |
1516 | } | |
1517 | break; | |
1518 | } | |
1519 | } | |
1520 | ||
1521 | mon_fdset = g_malloc0(sizeof(*mon_fdset)); | |
1522 | if (has_fdset_id) { | |
1523 | mon_fdset->id = fdset_id; | |
1524 | } else { | |
1525 | mon_fdset->id = fdset_id_prev + 1; | |
1526 | } | |
1527 | ||
1528 | /* The fdset list is ordered by fdset ID */ | |
1529 | if (!mon_fdset_cur) { | |
1530 | QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next); | |
1531 | } else if (mon_fdset->id < mon_fdset_cur->id) { | |
1532 | QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next); | |
1533 | } else { | |
1534 | QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next); | |
1535 | } | |
1536 | } | |
1537 | ||
1538 | mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd)); | |
1539 | mon_fdset_fd->fd = fd; | |
1540 | mon_fdset_fd->removed = false; | |
1541 | if (has_opaque) { | |
1542 | mon_fdset_fd->opaque = g_strdup(opaque); | |
1543 | } | |
1544 | QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next); | |
1545 | ||
1546 | fdinfo = g_malloc0(sizeof(*fdinfo)); | |
1547 | fdinfo->fdset_id = mon_fdset->id; | |
1548 | fdinfo->fd = mon_fdset_fd->fd; | |
1549 | ||
1550 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1551 | return fdinfo; | |
1552 | } | |
1553 | ||
1554 | int monitor_fdset_get_fd(int64_t fdset_id, int flags) | |
1555 | { | |
1556 | #ifdef _WIN32 | |
1557 | return -ENOENT; | |
1558 | #else | |
1559 | MonFdset *mon_fdset; | |
1560 | MonFdsetFd *mon_fdset_fd; | |
1561 | int mon_fd_flags; | |
1562 | int ret; | |
1563 | ||
1564 | qemu_mutex_lock(&mon_fdsets_lock); | |
1565 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1566 | if (mon_fdset->id != fdset_id) { | |
1567 | continue; | |
1568 | } | |
1569 | QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) { | |
1570 | mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL); | |
1571 | if (mon_fd_flags == -1) { | |
1572 | ret = -errno; | |
1573 | goto out; | |
1574 | } | |
1575 | ||
1576 | if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) { | |
1577 | ret = mon_fdset_fd->fd; | |
1578 | goto out; | |
1579 | } | |
1580 | } | |
1581 | ret = -EACCES; | |
1582 | goto out; | |
1583 | } | |
1584 | ret = -ENOENT; | |
1585 | ||
1586 | out: | |
1587 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1588 | return ret; | |
1589 | #endif | |
1590 | } | |
1591 | ||
1592 | int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd) | |
1593 | { | |
1594 | MonFdset *mon_fdset; | |
1595 | MonFdsetFd *mon_fdset_fd_dup; | |
1596 | ||
1597 | qemu_mutex_lock(&mon_fdsets_lock); | |
1598 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1599 | if (mon_fdset->id != fdset_id) { | |
1600 | continue; | |
1601 | } | |
1602 | QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) { | |
1603 | if (mon_fdset_fd_dup->fd == dup_fd) { | |
1604 | goto err; | |
1605 | } | |
1606 | } | |
1607 | mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup)); | |
1608 | mon_fdset_fd_dup->fd = dup_fd; | |
1609 | QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next); | |
1610 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1611 | return 0; | |
1612 | } | |
1613 | ||
1614 | err: | |
1615 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1616 | return -1; | |
1617 | } | |
1618 | ||
1619 | static int64_t monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove) | |
1620 | { | |
1621 | MonFdset *mon_fdset; | |
1622 | MonFdsetFd *mon_fdset_fd_dup; | |
1623 | ||
1624 | qemu_mutex_lock(&mon_fdsets_lock); | |
1625 | QLIST_FOREACH(mon_fdset, &mon_fdsets, next) { | |
1626 | QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) { | |
1627 | if (mon_fdset_fd_dup->fd == dup_fd) { | |
1628 | if (remove) { | |
1629 | QLIST_REMOVE(mon_fdset_fd_dup, next); | |
1630 | g_free(mon_fdset_fd_dup); | |
1631 | if (QLIST_EMPTY(&mon_fdset->dup_fds)) { | |
1632 | monitor_fdset_cleanup(mon_fdset); | |
1633 | } | |
1634 | goto err; | |
1635 | } else { | |
1636 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1637 | return mon_fdset->id; | |
1638 | } | |
1639 | } | |
1640 | } | |
1641 | } | |
1642 | ||
1643 | err: | |
1644 | qemu_mutex_unlock(&mon_fdsets_lock); | |
1645 | return -1; | |
1646 | } | |
1647 | ||
1648 | int64_t monitor_fdset_dup_fd_find(int dup_fd) | |
1649 | { | |
1650 | return monitor_fdset_dup_fd_find_remove(dup_fd, false); | |
1651 | } | |
1652 | ||
1653 | void monitor_fdset_dup_fd_remove(int dup_fd) | |
1654 | { | |
1655 | monitor_fdset_dup_fd_find_remove(dup_fd, true); | |
1656 | } | |
1657 | ||
1658 | int monitor_fd_param(Monitor *mon, const char *fdname, Error **errp) | |
1659 | { | |
1660 | int fd; | |
1661 | Error *local_err = NULL; | |
1662 | ||
1663 | if (!qemu_isdigit(fdname[0]) && mon) { | |
1664 | fd = monitor_get_fd(mon, fdname, &local_err); | |
1665 | } else { | |
1666 | fd = qemu_parse_fd(fdname); | |
1667 | if (fd == -1) { | |
1668 | error_setg(&local_err, "Invalid file descriptor number '%s'", | |
1669 | fdname); | |
1670 | } | |
1671 | } | |
1672 | if (local_err) { | |
1673 | error_propagate(errp, local_err); | |
1674 | assert(fd == -1); | |
1675 | } else { | |
1676 | assert(fd != -1); | |
1677 | } | |
1678 | ||
1679 | return fd; | |
1680 | } | |
1681 | ||
1682 | /* Please update hmp-commands.hx when adding or changing commands */ | |
1683 | static HMPCommand hmp_info_cmds[] = { | |
1684 | #include "hmp-commands-info.h" | |
1685 | { NULL, NULL, }, | |
1686 | }; | |
1687 | ||
1688 | /* hmp_cmds and hmp_info_cmds would be sorted at runtime */ | |
1689 | HMPCommand hmp_cmds[] = { | |
1690 | #include "hmp-commands.h" | |
1691 | { NULL, NULL, }, | |
1692 | }; | |
1693 | ||
1694 | /* | |
1695 | * Set @pval to the value in the register identified by @name. | |
1696 | * return 0 if OK, -1 if not found | |
1697 | */ | |
1698 | int get_monitor_def(int64_t *pval, const char *name) | |
1699 | { | |
1700 | const MonitorDef *md = target_monitor_defs(); | |
1701 | CPUState *cs = mon_get_cpu(); | |
1702 | void *ptr; | |
1703 | uint64_t tmp = 0; | |
1704 | int ret; | |
1705 | ||
1706 | if (cs == NULL || md == NULL) { | |
1707 | return -1; | |
1708 | } | |
1709 | ||
1710 | for(; md->name != NULL; md++) { | |
1711 | if (hmp_compare_cmd(name, md->name)) { | |
1712 | if (md->get_value) { | |
1713 | *pval = md->get_value(md, md->offset); | |
1714 | } else { | |
1715 | CPUArchState *env = mon_get_cpu_env(); | |
1716 | ptr = (uint8_t *)env + md->offset; | |
1717 | switch(md->type) { | |
1718 | case MD_I32: | |
1719 | *pval = *(int32_t *)ptr; | |
1720 | break; | |
1721 | case MD_TLONG: | |
1722 | *pval = *(target_long *)ptr; | |
1723 | break; | |
1724 | default: | |
1725 | *pval = 0; | |
1726 | break; | |
1727 | } | |
1728 | } | |
1729 | return 0; | |
1730 | } | |
1731 | } | |
1732 | ||
1733 | ret = target_get_monitor_def(cs, name, &tmp); | |
1734 | if (!ret) { | |
1735 | *pval = (target_long) tmp; | |
1736 | } | |
1737 | ||
1738 | return ret; | |
1739 | } | |
1740 | ||
1741 | static void add_completion_option(ReadLineState *rs, const char *str, | |
1742 | const char *option) | |
1743 | { | |
1744 | if (!str || !option) { | |
1745 | return; | |
1746 | } | |
1747 | if (!strncmp(option, str, strlen(str))) { | |
1748 | readline_add_completion(rs, option); | |
1749 | } | |
1750 | } | |
1751 | ||
1752 | void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str) | |
1753 | { | |
1754 | size_t len; | |
1755 | ChardevBackendInfoList *list, *start; | |
1756 | ||
1757 | if (nb_args != 2) { | |
1758 | return; | |
1759 | } | |
1760 | len = strlen(str); | |
1761 | readline_set_completion_index(rs, len); | |
1762 | ||
1763 | start = list = qmp_query_chardev_backends(NULL); | |
1764 | while (list) { | |
1765 | const char *chr_name = list->value->name; | |
1766 | ||
1767 | if (!strncmp(chr_name, str, len)) { | |
1768 | readline_add_completion(rs, chr_name); | |
1769 | } | |
1770 | list = list->next; | |
1771 | } | |
1772 | qapi_free_ChardevBackendInfoList(start); | |
1773 | } | |
1774 | ||
1775 | void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str) | |
1776 | { | |
1777 | size_t len; | |
1778 | int i; | |
1779 | ||
1780 | if (nb_args != 2) { | |
1781 | return; | |
1782 | } | |
1783 | len = strlen(str); | |
1784 | readline_set_completion_index(rs, len); | |
1785 | for (i = 0; i < NET_CLIENT_DRIVER__MAX; i++) { | |
1786 | add_completion_option(rs, str, NetClientDriver_str(i)); | |
1787 | } | |
1788 | } | |
1789 | ||
1790 | void device_add_completion(ReadLineState *rs, int nb_args, const char *str) | |
1791 | { | |
1792 | GSList *list, *elt; | |
1793 | size_t len; | |
1794 | ||
1795 | if (nb_args != 2) { | |
1796 | return; | |
1797 | } | |
1798 | ||
1799 | len = strlen(str); | |
1800 | readline_set_completion_index(rs, len); | |
1801 | list = elt = object_class_get_list(TYPE_DEVICE, false); | |
1802 | while (elt) { | |
1803 | const char *name; | |
1804 | DeviceClass *dc = OBJECT_CLASS_CHECK(DeviceClass, elt->data, | |
1805 | TYPE_DEVICE); | |
1806 | name = object_class_get_name(OBJECT_CLASS(dc)); | |
1807 | ||
1808 | if (dc->user_creatable | |
1809 | && !strncmp(name, str, len)) { | |
1810 | readline_add_completion(rs, name); | |
1811 | } | |
1812 | elt = elt->next; | |
1813 | } | |
1814 | g_slist_free(list); | |
1815 | } | |
1816 | ||
1817 | void object_add_completion(ReadLineState *rs, int nb_args, const char *str) | |
1818 | { | |
1819 | GSList *list, *elt; | |
1820 | size_t len; | |
1821 | ||
1822 | if (nb_args != 2) { | |
1823 | return; | |
1824 | } | |
1825 | ||
1826 | len = strlen(str); | |
1827 | readline_set_completion_index(rs, len); | |
1828 | list = elt = object_class_get_list(TYPE_USER_CREATABLE, false); | |
1829 | while (elt) { | |
1830 | const char *name; | |
1831 | ||
1832 | name = object_class_get_name(OBJECT_CLASS(elt->data)); | |
1833 | if (!strncmp(name, str, len) && strcmp(name, TYPE_USER_CREATABLE)) { | |
1834 | readline_add_completion(rs, name); | |
1835 | } | |
1836 | elt = elt->next; | |
1837 | } | |
1838 | g_slist_free(list); | |
1839 | } | |
1840 | ||
1841 | static int qdev_add_hotpluggable_device(Object *obj, void *opaque) | |
1842 | { | |
1843 | GSList **list = opaque; | |
1844 | DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj), | |
1845 | TYPE_DEVICE); | |
1846 | ||
1847 | if (dev == NULL) { | |
1848 | return 0; | |
1849 | } | |
1850 | ||
1851 | if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) { | |
1852 | *list = g_slist_append(*list, dev); | |
1853 | } | |
1854 | ||
1855 | return 0; | |
1856 | } | |
1857 | ||
1858 | static GSList *qdev_build_hotpluggable_device_list(Object *peripheral) | |
1859 | { | |
1860 | GSList *list = NULL; | |
1861 | ||
1862 | object_child_foreach(peripheral, qdev_add_hotpluggable_device, &list); | |
1863 | ||
1864 | return list; | |
1865 | } | |
1866 | ||
1867 | static void peripheral_device_del_completion(ReadLineState *rs, | |
1868 | const char *str, size_t len) | |
1869 | { | |
1870 | Object *peripheral = container_get(qdev_get_machine(), "/peripheral"); | |
1871 | GSList *list, *item; | |
1872 | ||
1873 | list = qdev_build_hotpluggable_device_list(peripheral); | |
1874 | if (!list) { | |
1875 | return; | |
1876 | } | |
1877 | ||
1878 | for (item = list; item; item = g_slist_next(item)) { | |
1879 | DeviceState *dev = item->data; | |
1880 | ||
1881 | if (dev->id && !strncmp(str, dev->id, len)) { | |
1882 | readline_add_completion(rs, dev->id); | |
1883 | } | |
1884 | } | |
1885 | ||
1886 | g_slist_free(list); | |
1887 | } | |
1888 | ||
1889 | void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str) | |
1890 | { | |
1891 | size_t len; | |
1892 | ChardevInfoList *list, *start; | |
1893 | ||
1894 | if (nb_args != 2) { | |
1895 | return; | |
1896 | } | |
1897 | len = strlen(str); | |
1898 | readline_set_completion_index(rs, len); | |
1899 | ||
1900 | start = list = qmp_query_chardev(NULL); | |
1901 | while (list) { | |
1902 | ChardevInfo *chr = list->value; | |
1903 | ||
1904 | if (!strncmp(chr->label, str, len)) { | |
1905 | readline_add_completion(rs, chr->label); | |
1906 | } | |
1907 | list = list->next; | |
1908 | } | |
1909 | qapi_free_ChardevInfoList(start); | |
1910 | } | |
1911 | ||
1912 | static void ringbuf_completion(ReadLineState *rs, const char *str) | |
1913 | { | |
1914 | size_t len; | |
1915 | ChardevInfoList *list, *start; | |
1916 | ||
1917 | len = strlen(str); | |
1918 | readline_set_completion_index(rs, len); | |
1919 | ||
1920 | start = list = qmp_query_chardev(NULL); | |
1921 | while (list) { | |
1922 | ChardevInfo *chr_info = list->value; | |
1923 | ||
1924 | if (!strncmp(chr_info->label, str, len)) { | |
1925 | Chardev *chr = qemu_chr_find(chr_info->label); | |
1926 | if (chr && CHARDEV_IS_RINGBUF(chr)) { | |
1927 | readline_add_completion(rs, chr_info->label); | |
1928 | } | |
1929 | } | |
1930 | list = list->next; | |
1931 | } | |
1932 | qapi_free_ChardevInfoList(start); | |
1933 | } | |
1934 | ||
1935 | void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str) | |
1936 | { | |
1937 | if (nb_args != 2) { | |
1938 | return; | |
1939 | } | |
1940 | ringbuf_completion(rs, str); | |
1941 | } | |
1942 | ||
1943 | void device_del_completion(ReadLineState *rs, int nb_args, const char *str) | |
1944 | { | |
1945 | size_t len; | |
1946 | ||
1947 | if (nb_args != 2) { | |
1948 | return; | |
1949 | } | |
1950 | ||
1951 | len = strlen(str); | |
1952 | readline_set_completion_index(rs, len); | |
1953 | peripheral_device_del_completion(rs, str, len); | |
1954 | } | |
1955 | ||
1956 | void object_del_completion(ReadLineState *rs, int nb_args, const char *str) | |
1957 | { | |
1958 | ObjectPropertyInfoList *list, *start; | |
1959 | size_t len; | |
1960 | ||
1961 | if (nb_args != 2) { | |
1962 | return; | |
1963 | } | |
1964 | len = strlen(str); | |
1965 | readline_set_completion_index(rs, len); | |
1966 | ||
1967 | start = list = qmp_qom_list("/objects", NULL); | |
1968 | while (list) { | |
1969 | ObjectPropertyInfo *info = list->value; | |
1970 | ||
1971 | if (!strncmp(info->type, "child<", 5) | |
1972 | && !strncmp(info->name, str, len)) { | |
1973 | readline_add_completion(rs, info->name); | |
1974 | } | |
1975 | list = list->next; | |
1976 | } | |
1977 | qapi_free_ObjectPropertyInfoList(start); | |
1978 | } | |
1979 | ||
1980 | void sendkey_completion(ReadLineState *rs, int nb_args, const char *str) | |
1981 | { | |
1982 | int i; | |
1983 | char *sep; | |
1984 | size_t len; | |
1985 | ||
1986 | if (nb_args != 2) { | |
1987 | return; | |
1988 | } | |
1989 | sep = strrchr(str, '-'); | |
1990 | if (sep) { | |
1991 | str = sep + 1; | |
1992 | } | |
1993 | len = strlen(str); | |
1994 | readline_set_completion_index(rs, len); | |
1995 | for (i = 0; i < Q_KEY_CODE__MAX; i++) { | |
1996 | if (!strncmp(str, QKeyCode_str(i), len)) { | |
1997 | readline_add_completion(rs, QKeyCode_str(i)); | |
1998 | } | |
1999 | } | |
2000 | } | |
2001 | ||
2002 | void set_link_completion(ReadLineState *rs, int nb_args, const char *str) | |
2003 | { | |
2004 | size_t len; | |
2005 | ||
2006 | len = strlen(str); | |
2007 | readline_set_completion_index(rs, len); | |
2008 | if (nb_args == 2) { | |
2009 | NetClientState *ncs[MAX_QUEUE_NUM]; | |
2010 | int count, i; | |
2011 | count = qemu_find_net_clients_except(NULL, ncs, | |
2012 | NET_CLIENT_DRIVER_NONE, | |
2013 | MAX_QUEUE_NUM); | |
2014 | for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) { | |
2015 | const char *name = ncs[i]->name; | |
2016 | if (!strncmp(str, name, len)) { | |
2017 | readline_add_completion(rs, name); | |
2018 | } | |
2019 | } | |
2020 | } else if (nb_args == 3) { | |
2021 | add_completion_option(rs, str, "on"); | |
2022 | add_completion_option(rs, str, "off"); | |
2023 | } | |
2024 | } | |
2025 | ||
2026 | void netdev_del_completion(ReadLineState *rs, int nb_args, const char *str) | |
2027 | { | |
2028 | int len, count, i; | |
2029 | NetClientState *ncs[MAX_QUEUE_NUM]; | |
2030 | ||
2031 | if (nb_args != 2) { | |
2032 | return; | |
2033 | } | |
2034 | ||
2035 | len = strlen(str); | |
2036 | readline_set_completion_index(rs, len); | |
2037 | count = qemu_find_net_clients_except(NULL, ncs, NET_CLIENT_DRIVER_NIC, | |
2038 | MAX_QUEUE_NUM); | |
2039 | for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) { | |
2040 | QemuOpts *opts; | |
2041 | const char *name = ncs[i]->name; | |
2042 | if (strncmp(str, name, len)) { | |
2043 | continue; | |
2044 | } | |
2045 | opts = qemu_opts_find(qemu_find_opts_err("netdev", NULL), name); | |
2046 | if (opts) { | |
2047 | readline_add_completion(rs, name); | |
2048 | } | |
2049 | } | |
2050 | } | |
2051 | ||
2052 | void info_trace_events_completion(ReadLineState *rs, int nb_args, const char *str) | |
2053 | { | |
2054 | size_t len; | |
2055 | ||
2056 | len = strlen(str); | |
2057 | readline_set_completion_index(rs, len); | |
2058 | if (nb_args == 2) { | |
2059 | TraceEventIter iter; | |
2060 | TraceEvent *ev; | |
2061 | char *pattern = g_strdup_printf("%s*", str); | |
2062 | trace_event_iter_init(&iter, pattern); | |
2063 | while ((ev = trace_event_iter_next(&iter)) != NULL) { | |
2064 | readline_add_completion(rs, trace_event_get_name(ev)); | |
2065 | } | |
2066 | g_free(pattern); | |
2067 | } | |
2068 | } | |
2069 | ||
2070 | void trace_event_completion(ReadLineState *rs, int nb_args, const char *str) | |
2071 | { | |
2072 | size_t len; | |
2073 | ||
2074 | len = strlen(str); | |
2075 | readline_set_completion_index(rs, len); | |
2076 | if (nb_args == 2) { | |
2077 | TraceEventIter iter; | |
2078 | TraceEvent *ev; | |
2079 | char *pattern = g_strdup_printf("%s*", str); | |
2080 | trace_event_iter_init(&iter, pattern); | |
2081 | while ((ev = trace_event_iter_next(&iter)) != NULL) { | |
2082 | readline_add_completion(rs, trace_event_get_name(ev)); | |
2083 | } | |
2084 | g_free(pattern); | |
2085 | } else if (nb_args == 3) { | |
2086 | add_completion_option(rs, str, "on"); | |
2087 | add_completion_option(rs, str, "off"); | |
2088 | } | |
2089 | } | |
2090 | ||
2091 | void watchdog_action_completion(ReadLineState *rs, int nb_args, const char *str) | |
2092 | { | |
2093 | int i; | |
2094 | ||
2095 | if (nb_args != 2) { | |
2096 | return; | |
2097 | } | |
2098 | readline_set_completion_index(rs, strlen(str)); | |
2099 | for (i = 0; i < WATCHDOG_ACTION__MAX; i++) { | |
2100 | add_completion_option(rs, str, WatchdogAction_str(i)); | |
2101 | } | |
2102 | } | |
2103 | ||
2104 | void migrate_set_capability_completion(ReadLineState *rs, int nb_args, | |
2105 | const char *str) | |
2106 | { | |
2107 | size_t len; | |
2108 | ||
2109 | len = strlen(str); | |
2110 | readline_set_completion_index(rs, len); | |
2111 | if (nb_args == 2) { | |
2112 | int i; | |
2113 | for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) { | |
2114 | const char *name = MigrationCapability_str(i); | |
2115 | if (!strncmp(str, name, len)) { | |
2116 | readline_add_completion(rs, name); | |
2117 | } | |
2118 | } | |
2119 | } else if (nb_args == 3) { | |
2120 | add_completion_option(rs, str, "on"); | |
2121 | add_completion_option(rs, str, "off"); | |
2122 | } | |
2123 | } | |
2124 | ||
2125 | void migrate_set_parameter_completion(ReadLineState *rs, int nb_args, | |
2126 | const char *str) | |
2127 | { | |
2128 | size_t len; | |
2129 | ||
2130 | len = strlen(str); | |
2131 | readline_set_completion_index(rs, len); | |
2132 | if (nb_args == 2) { | |
2133 | int i; | |
2134 | for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { | |
2135 | const char *name = MigrationParameter_str(i); | |
2136 | if (!strncmp(str, name, len)) { | |
2137 | readline_add_completion(rs, name); | |
2138 | } | |
2139 | } | |
2140 | } | |
2141 | } | |
2142 | ||
2143 | static void vm_completion(ReadLineState *rs, const char *str) | |
2144 | { | |
2145 | size_t len; | |
2146 | BlockDriverState *bs; | |
2147 | BdrvNextIterator it; | |
2148 | ||
2149 | len = strlen(str); | |
2150 | readline_set_completion_index(rs, len); | |
2151 | ||
2152 | for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { | |
2153 | SnapshotInfoList *snapshots, *snapshot; | |
2154 | AioContext *ctx = bdrv_get_aio_context(bs); | |
2155 | bool ok = false; | |
2156 | ||
2157 | aio_context_acquire(ctx); | |
2158 | if (bdrv_can_snapshot(bs)) { | |
2159 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; | |
2160 | } | |
2161 | aio_context_release(ctx); | |
2162 | if (!ok) { | |
2163 | continue; | |
2164 | } | |
2165 | ||
2166 | snapshot = snapshots; | |
2167 | while (snapshot) { | |
2168 | char *completion = snapshot->value->name; | |
2169 | if (!strncmp(str, completion, len)) { | |
2170 | readline_add_completion(rs, completion); | |
2171 | } | |
2172 | completion = snapshot->value->id; | |
2173 | if (!strncmp(str, completion, len)) { | |
2174 | readline_add_completion(rs, completion); | |
2175 | } | |
2176 | snapshot = snapshot->next; | |
2177 | } | |
2178 | qapi_free_SnapshotInfoList(snapshots); | |
2179 | } | |
2180 | ||
2181 | } | |
2182 | ||
2183 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
2184 | { | |
2185 | if (nb_args == 2) { | |
2186 | vm_completion(rs, str); | |
2187 | } | |
2188 | } | |
2189 | ||
2190 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
2191 | { | |
2192 | if (nb_args == 2) { | |
2193 | vm_completion(rs, str); | |
2194 | } | |
2195 | } | |
2196 | ||
2197 | static int | |
2198 | compare_mon_cmd(const void *a, const void *b) | |
2199 | { | |
2200 | return strcmp(((const HMPCommand *)a)->name, | |
2201 | ((const HMPCommand *)b)->name); | |
2202 | } | |
2203 | ||
2204 | static void sortcmdlist(void) | |
2205 | { | |
2206 | qsort(hmp_cmds, ARRAY_SIZE(hmp_cmds) - 1, | |
2207 | sizeof(*hmp_cmds), | |
2208 | compare_mon_cmd); | |
2209 | qsort(hmp_info_cmds, ARRAY_SIZE(hmp_info_cmds) - 1, | |
2210 | sizeof(*hmp_info_cmds), | |
2211 | compare_mon_cmd); | |
2212 | } | |
2213 | ||
2214 | void monitor_init_globals(void) | |
2215 | { | |
2216 | monitor_init_globals_core(); | |
2217 | monitor_init_qmp_commands(); | |
2218 | sortcmdlist(); | |
2219 | qemu_mutex_init(&mon_fdsets_lock); | |
2220 | } |