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monitor: Handle new and old style handlers
[qemu.git] / monitor.c
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 #include <dirent.h>
25 #include "hw/hw.h"
26 #include "hw/qdev.h"
27 #include "hw/usb.h"
28 #include "hw/pcmcia.h"
29 #include "hw/pc.h"
30 #include "hw/pci.h"
31 #include "hw/watchdog.h"
32 #include "hw/loader.h"
33 #include "gdbstub.h"
34 #include "net.h"
35 #include "qemu-char.h"
36 #include "sysemu.h"
37 #include "monitor.h"
38 #include "readline.h"
39 #include "console.h"
40 #include "block.h"
41 #include "audio/audio.h"
42 #include "disas.h"
43 #include "balloon.h"
44 #include "qemu-timer.h"
45 #include "migration.h"
46 #include "kvm.h"
47 #include "acl.h"
48 #include "qint.h"
49 #include "qdict.h"
50 #include "qstring.h"
51
52 //#define DEBUG
53 //#define DEBUG_COMPLETION
54
55 /*
56 * Supported types:
57 *
58 * 'F' filename
59 * 'B' block device name
60 * 's' string (accept optional quote)
61 * 'i' 32 bit integer
62 * 'l' target long (32 or 64 bit)
63 * '/' optional gdb-like print format (like "/10x")
64 *
65 * '?' optional type (for all types, except '/')
66 * '.' other form of optional type (for 'i' and 'l')
67 * '-' optional parameter (eg. '-f')
68 *
69 */
70
71 typedef struct mon_cmd_t {
72 const char *name;
73 const char *args_type;
74 const char *params;
75 const char *help;
76 void (*user_print)(Monitor *mon, const QObject *data);
77 union {
78 void (*info)(Monitor *mon);
79 void (*cmd)(Monitor *mon, const QDict *qdict);
80 void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
81 } mhandler;
82 } mon_cmd_t;
83
84 /* file descriptors passed via SCM_RIGHTS */
85 typedef struct mon_fd_t mon_fd_t;
86 struct mon_fd_t {
87 char *name;
88 int fd;
89 QLIST_ENTRY(mon_fd_t) next;
90 };
91
92 struct Monitor {
93 CharDriverState *chr;
94 int mux_out;
95 int reset_seen;
96 int flags;
97 int suspend_cnt;
98 uint8_t outbuf[1024];
99 int outbuf_index;
100 ReadLineState *rs;
101 CPUState *mon_cpu;
102 BlockDriverCompletionFunc *password_completion_cb;
103 void *password_opaque;
104 QLIST_HEAD(,mon_fd_t) fds;
105 QLIST_ENTRY(Monitor) entry;
106 };
107
108 static QLIST_HEAD(mon_list, Monitor) mon_list;
109
110 static const mon_cmd_t mon_cmds[];
111 static const mon_cmd_t info_cmds[];
112
113 Monitor *cur_mon = NULL;
114
115 static void monitor_command_cb(Monitor *mon, const char *cmdline,
116 void *opaque);
117
118 static void monitor_read_command(Monitor *mon, int show_prompt)
119 {
120 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
121 if (show_prompt)
122 readline_show_prompt(mon->rs);
123 }
124
125 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
126 void *opaque)
127 {
128 if (mon->rs) {
129 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
130 /* prompt is printed on return from the command handler */
131 return 0;
132 } else {
133 monitor_printf(mon, "terminal does not support password prompting\n");
134 return -ENOTTY;
135 }
136 }
137
138 void monitor_flush(Monitor *mon)
139 {
140 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
141 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
142 mon->outbuf_index = 0;
143 }
144 }
145
146 /* flush at every end of line or if the buffer is full */
147 static void monitor_puts(Monitor *mon, const char *str)
148 {
149 char c;
150
151 if (!mon)
152 return;
153
154 for(;;) {
155 c = *str++;
156 if (c == '\0')
157 break;
158 if (c == '\n')
159 mon->outbuf[mon->outbuf_index++] = '\r';
160 mon->outbuf[mon->outbuf_index++] = c;
161 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
162 || c == '\n')
163 monitor_flush(mon);
164 }
165 }
166
167 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
168 {
169 char buf[4096];
170 vsnprintf(buf, sizeof(buf), fmt, ap);
171 monitor_puts(mon, buf);
172 }
173
174 void monitor_printf(Monitor *mon, const char *fmt, ...)
175 {
176 va_list ap;
177 va_start(ap, fmt);
178 monitor_vprintf(mon, fmt, ap);
179 va_end(ap);
180 }
181
182 void monitor_print_filename(Monitor *mon, const char *filename)
183 {
184 int i;
185
186 for (i = 0; filename[i]; i++) {
187 switch (filename[i]) {
188 case ' ':
189 case '"':
190 case '\\':
191 monitor_printf(mon, "\\%c", filename[i]);
192 break;
193 case '\t':
194 monitor_printf(mon, "\\t");
195 break;
196 case '\r':
197 monitor_printf(mon, "\\r");
198 break;
199 case '\n':
200 monitor_printf(mon, "\\n");
201 break;
202 default:
203 monitor_printf(mon, "%c", filename[i]);
204 break;
205 }
206 }
207 }
208
209 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
210 {
211 va_list ap;
212 va_start(ap, fmt);
213 monitor_vprintf((Monitor *)stream, fmt, ap);
214 va_end(ap);
215 return 0;
216 }
217
218 static inline int monitor_handler_ported(const mon_cmd_t *cmd)
219 {
220 return cmd->user_print != NULL;
221 }
222
223 static int compare_cmd(const char *name, const char *list)
224 {
225 const char *p, *pstart;
226 int len;
227 len = strlen(name);
228 p = list;
229 for(;;) {
230 pstart = p;
231 p = strchr(p, '|');
232 if (!p)
233 p = pstart + strlen(pstart);
234 if ((p - pstart) == len && !memcmp(pstart, name, len))
235 return 1;
236 if (*p == '\0')
237 break;
238 p++;
239 }
240 return 0;
241 }
242
243 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
244 const char *prefix, const char *name)
245 {
246 const mon_cmd_t *cmd;
247
248 for(cmd = cmds; cmd->name != NULL; cmd++) {
249 if (!name || !strcmp(name, cmd->name))
250 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
251 cmd->params, cmd->help);
252 }
253 }
254
255 static void help_cmd(Monitor *mon, const char *name)
256 {
257 if (name && !strcmp(name, "info")) {
258 help_cmd_dump(mon, info_cmds, "info ", NULL);
259 } else {
260 help_cmd_dump(mon, mon_cmds, "", name);
261 if (name && !strcmp(name, "log")) {
262 const CPULogItem *item;
263 monitor_printf(mon, "Log items (comma separated):\n");
264 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
265 for(item = cpu_log_items; item->mask != 0; item++) {
266 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
267 }
268 }
269 }
270 }
271
272 static void do_help_cmd(Monitor *mon, const QDict *qdict)
273 {
274 help_cmd(mon, qdict_get_try_str(qdict, "name"));
275 }
276
277 static void do_commit(Monitor *mon, const QDict *qdict)
278 {
279 int all_devices;
280 DriveInfo *dinfo;
281 const char *device = qdict_get_str(qdict, "device");
282
283 all_devices = !strcmp(device, "all");
284 QTAILQ_FOREACH(dinfo, &drives, next) {
285 if (!all_devices)
286 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
287 continue;
288 bdrv_commit(dinfo->bdrv);
289 }
290 }
291
292 static void do_info(Monitor *mon, const QDict *qdict)
293 {
294 const mon_cmd_t *cmd;
295 const char *item = qdict_get_try_str(qdict, "item");
296
297 if (!item)
298 goto help;
299 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
300 if (compare_cmd(item, cmd->name))
301 goto found;
302 }
303 help:
304 help_cmd(mon, "info");
305 return;
306 found:
307 cmd->mhandler.info(mon);
308 }
309
310 static void do_info_version(Monitor *mon)
311 {
312 monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
313 }
314
315 static void do_info_name(Monitor *mon)
316 {
317 if (qemu_name)
318 monitor_printf(mon, "%s\n", qemu_name);
319 }
320
321 #if defined(TARGET_I386)
322 static void do_info_hpet(Monitor *mon)
323 {
324 monitor_printf(mon, "HPET is %s by QEMU\n",
325 (no_hpet) ? "disabled" : "enabled");
326 }
327 #endif
328
329 static void do_info_uuid(Monitor *mon)
330 {
331 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
332 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
333 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
334 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
335 qemu_uuid[14], qemu_uuid[15]);
336 }
337
338 /* get the current CPU defined by the user */
339 static int mon_set_cpu(int cpu_index)
340 {
341 CPUState *env;
342
343 for(env = first_cpu; env != NULL; env = env->next_cpu) {
344 if (env->cpu_index == cpu_index) {
345 cur_mon->mon_cpu = env;
346 return 0;
347 }
348 }
349 return -1;
350 }
351
352 static CPUState *mon_get_cpu(void)
353 {
354 if (!cur_mon->mon_cpu) {
355 mon_set_cpu(0);
356 }
357 cpu_synchronize_state(cur_mon->mon_cpu);
358 return cur_mon->mon_cpu;
359 }
360
361 static void do_info_registers(Monitor *mon)
362 {
363 CPUState *env;
364 env = mon_get_cpu();
365 if (!env)
366 return;
367 #ifdef TARGET_I386
368 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
369 X86_DUMP_FPU);
370 #else
371 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
372 0);
373 #endif
374 }
375
376 static void do_info_cpus(Monitor *mon)
377 {
378 CPUState *env;
379
380 /* just to set the default cpu if not already done */
381 mon_get_cpu();
382
383 for(env = first_cpu; env != NULL; env = env->next_cpu) {
384 cpu_synchronize_state(env);
385 monitor_printf(mon, "%c CPU #%d:",
386 (env == mon->mon_cpu) ? '*' : ' ',
387 env->cpu_index);
388 #if defined(TARGET_I386)
389 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
390 env->eip + env->segs[R_CS].base);
391 #elif defined(TARGET_PPC)
392 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
393 #elif defined(TARGET_SPARC)
394 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
395 env->pc, env->npc);
396 #elif defined(TARGET_MIPS)
397 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
398 #endif
399 if (env->halted)
400 monitor_printf(mon, " (halted)");
401 monitor_printf(mon, "\n");
402 }
403 }
404
405 static void do_cpu_set(Monitor *mon, const QDict *qdict)
406 {
407 int index = qdict_get_int(qdict, "index");
408 if (mon_set_cpu(index) < 0)
409 monitor_printf(mon, "Invalid CPU index\n");
410 }
411
412 static void do_info_jit(Monitor *mon)
413 {
414 dump_exec_info((FILE *)mon, monitor_fprintf);
415 }
416
417 static void do_info_history(Monitor *mon)
418 {
419 int i;
420 const char *str;
421
422 if (!mon->rs)
423 return;
424 i = 0;
425 for(;;) {
426 str = readline_get_history(mon->rs, i);
427 if (!str)
428 break;
429 monitor_printf(mon, "%d: '%s'\n", i, str);
430 i++;
431 }
432 }
433
434 #if defined(TARGET_PPC)
435 /* XXX: not implemented in other targets */
436 static void do_info_cpu_stats(Monitor *mon)
437 {
438 CPUState *env;
439
440 env = mon_get_cpu();
441 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
442 }
443 #endif
444
445 static void do_quit(Monitor *mon, const QDict *qdict)
446 {
447 exit(0);
448 }
449
450 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
451 {
452 if (bdrv_is_inserted(bs)) {
453 if (!force) {
454 if (!bdrv_is_removable(bs)) {
455 monitor_printf(mon, "device is not removable\n");
456 return -1;
457 }
458 if (bdrv_is_locked(bs)) {
459 monitor_printf(mon, "device is locked\n");
460 return -1;
461 }
462 }
463 bdrv_close(bs);
464 }
465 return 0;
466 }
467
468 static void do_eject(Monitor *mon, const QDict *qdict)
469 {
470 BlockDriverState *bs;
471 int force = qdict_get_int(qdict, "force");
472 const char *filename = qdict_get_str(qdict, "filename");
473
474 bs = bdrv_find(filename);
475 if (!bs) {
476 monitor_printf(mon, "device not found\n");
477 return;
478 }
479 eject_device(mon, bs, force);
480 }
481
482 static void do_change_block(Monitor *mon, const char *device,
483 const char *filename, const char *fmt)
484 {
485 BlockDriverState *bs;
486 BlockDriver *drv = NULL;
487
488 bs = bdrv_find(device);
489 if (!bs) {
490 monitor_printf(mon, "device not found\n");
491 return;
492 }
493 if (fmt) {
494 drv = bdrv_find_format(fmt);
495 if (!drv) {
496 monitor_printf(mon, "invalid format %s\n", fmt);
497 return;
498 }
499 }
500 if (eject_device(mon, bs, 0) < 0)
501 return;
502 bdrv_open2(bs, filename, 0, drv);
503 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
504 }
505
506 static void change_vnc_password_cb(Monitor *mon, const char *password,
507 void *opaque)
508 {
509 if (vnc_display_password(NULL, password) < 0)
510 monitor_printf(mon, "could not set VNC server password\n");
511
512 monitor_read_command(mon, 1);
513 }
514
515 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
516 {
517 if (strcmp(target, "passwd") == 0 ||
518 strcmp(target, "password") == 0) {
519 if (arg) {
520 char password[9];
521 strncpy(password, arg, sizeof(password));
522 password[sizeof(password) - 1] = '\0';
523 change_vnc_password_cb(mon, password, NULL);
524 } else {
525 monitor_read_password(mon, change_vnc_password_cb, NULL);
526 }
527 } else {
528 if (vnc_display_open(NULL, target) < 0)
529 monitor_printf(mon, "could not start VNC server on %s\n", target);
530 }
531 }
532
533 static void do_change(Monitor *mon, const QDict *qdict)
534 {
535 const char *device = qdict_get_str(qdict, "device");
536 const char *target = qdict_get_str(qdict, "target");
537 const char *arg = qdict_get_try_str(qdict, "arg");
538 if (strcmp(device, "vnc") == 0) {
539 do_change_vnc(mon, target, arg);
540 } else {
541 do_change_block(mon, device, target, arg);
542 }
543 }
544
545 static void do_screen_dump(Monitor *mon, const QDict *qdict)
546 {
547 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
548 }
549
550 static void do_logfile(Monitor *mon, const QDict *qdict)
551 {
552 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
553 }
554
555 static void do_log(Monitor *mon, const QDict *qdict)
556 {
557 int mask;
558 const char *items = qdict_get_str(qdict, "items");
559
560 if (!strcmp(items, "none")) {
561 mask = 0;
562 } else {
563 mask = cpu_str_to_log_mask(items);
564 if (!mask) {
565 help_cmd(mon, "log");
566 return;
567 }
568 }
569 cpu_set_log(mask);
570 }
571
572 static void do_singlestep(Monitor *mon, const QDict *qdict)
573 {
574 const char *option = qdict_get_try_str(qdict, "option");
575 if (!option || !strcmp(option, "on")) {
576 singlestep = 1;
577 } else if (!strcmp(option, "off")) {
578 singlestep = 0;
579 } else {
580 monitor_printf(mon, "unexpected option %s\n", option);
581 }
582 }
583
584 static void do_stop(Monitor *mon, const QDict *qdict)
585 {
586 vm_stop(EXCP_INTERRUPT);
587 }
588
589 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
590
591 struct bdrv_iterate_context {
592 Monitor *mon;
593 int err;
594 };
595
596 static void do_cont(Monitor *mon, const QDict *qdict)
597 {
598 struct bdrv_iterate_context context = { mon, 0 };
599
600 bdrv_iterate(encrypted_bdrv_it, &context);
601 /* only resume the vm if all keys are set and valid */
602 if (!context.err)
603 vm_start();
604 }
605
606 static void bdrv_key_cb(void *opaque, int err)
607 {
608 Monitor *mon = opaque;
609
610 /* another key was set successfully, retry to continue */
611 if (!err)
612 do_cont(mon, NULL);
613 }
614
615 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
616 {
617 struct bdrv_iterate_context *context = opaque;
618
619 if (!context->err && bdrv_key_required(bs)) {
620 context->err = -EBUSY;
621 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
622 context->mon);
623 }
624 }
625
626 static void do_gdbserver(Monitor *mon, const QDict *qdict)
627 {
628 const char *device = qdict_get_try_str(qdict, "device");
629 if (!device)
630 device = "tcp::" DEFAULT_GDBSTUB_PORT;
631 if (gdbserver_start(device) < 0) {
632 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
633 device);
634 } else if (strcmp(device, "none") == 0) {
635 monitor_printf(mon, "Disabled gdbserver\n");
636 } else {
637 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
638 device);
639 }
640 }
641
642 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
643 {
644 const char *action = qdict_get_str(qdict, "action");
645 if (select_watchdog_action(action) == -1) {
646 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
647 }
648 }
649
650 static void monitor_printc(Monitor *mon, int c)
651 {
652 monitor_printf(mon, "'");
653 switch(c) {
654 case '\'':
655 monitor_printf(mon, "\\'");
656 break;
657 case '\\':
658 monitor_printf(mon, "\\\\");
659 break;
660 case '\n':
661 monitor_printf(mon, "\\n");
662 break;
663 case '\r':
664 monitor_printf(mon, "\\r");
665 break;
666 default:
667 if (c >= 32 && c <= 126) {
668 monitor_printf(mon, "%c", c);
669 } else {
670 monitor_printf(mon, "\\x%02x", c);
671 }
672 break;
673 }
674 monitor_printf(mon, "'");
675 }
676
677 static void memory_dump(Monitor *mon, int count, int format, int wsize,
678 target_phys_addr_t addr, int is_physical)
679 {
680 CPUState *env;
681 int nb_per_line, l, line_size, i, max_digits, len;
682 uint8_t buf[16];
683 uint64_t v;
684
685 if (format == 'i') {
686 int flags;
687 flags = 0;
688 env = mon_get_cpu();
689 if (!env && !is_physical)
690 return;
691 #ifdef TARGET_I386
692 if (wsize == 2) {
693 flags = 1;
694 } else if (wsize == 4) {
695 flags = 0;
696 } else {
697 /* as default we use the current CS size */
698 flags = 0;
699 if (env) {
700 #ifdef TARGET_X86_64
701 if ((env->efer & MSR_EFER_LMA) &&
702 (env->segs[R_CS].flags & DESC_L_MASK))
703 flags = 2;
704 else
705 #endif
706 if (!(env->segs[R_CS].flags & DESC_B_MASK))
707 flags = 1;
708 }
709 }
710 #endif
711 monitor_disas(mon, env, addr, count, is_physical, flags);
712 return;
713 }
714
715 len = wsize * count;
716 if (wsize == 1)
717 line_size = 8;
718 else
719 line_size = 16;
720 nb_per_line = line_size / wsize;
721 max_digits = 0;
722
723 switch(format) {
724 case 'o':
725 max_digits = (wsize * 8 + 2) / 3;
726 break;
727 default:
728 case 'x':
729 max_digits = (wsize * 8) / 4;
730 break;
731 case 'u':
732 case 'd':
733 max_digits = (wsize * 8 * 10 + 32) / 33;
734 break;
735 case 'c':
736 wsize = 1;
737 break;
738 }
739
740 while (len > 0) {
741 if (is_physical)
742 monitor_printf(mon, TARGET_FMT_plx ":", addr);
743 else
744 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
745 l = len;
746 if (l > line_size)
747 l = line_size;
748 if (is_physical) {
749 cpu_physical_memory_rw(addr, buf, l, 0);
750 } else {
751 env = mon_get_cpu();
752 if (!env)
753 break;
754 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
755 monitor_printf(mon, " Cannot access memory\n");
756 break;
757 }
758 }
759 i = 0;
760 while (i < l) {
761 switch(wsize) {
762 default:
763 case 1:
764 v = ldub_raw(buf + i);
765 break;
766 case 2:
767 v = lduw_raw(buf + i);
768 break;
769 case 4:
770 v = (uint32_t)ldl_raw(buf + i);
771 break;
772 case 8:
773 v = ldq_raw(buf + i);
774 break;
775 }
776 monitor_printf(mon, " ");
777 switch(format) {
778 case 'o':
779 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
780 break;
781 case 'x':
782 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
783 break;
784 case 'u':
785 monitor_printf(mon, "%*" PRIu64, max_digits, v);
786 break;
787 case 'd':
788 monitor_printf(mon, "%*" PRId64, max_digits, v);
789 break;
790 case 'c':
791 monitor_printc(mon, v);
792 break;
793 }
794 i += wsize;
795 }
796 monitor_printf(mon, "\n");
797 addr += l;
798 len -= l;
799 }
800 }
801
802 static void do_memory_dump(Monitor *mon, const QDict *qdict)
803 {
804 int count = qdict_get_int(qdict, "count");
805 int format = qdict_get_int(qdict, "format");
806 int size = qdict_get_int(qdict, "size");
807 target_long addr = qdict_get_int(qdict, "addr");
808
809 memory_dump(mon, count, format, size, addr, 0);
810 }
811
812 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
813 {
814 int count = qdict_get_int(qdict, "count");
815 int format = qdict_get_int(qdict, "format");
816 int size = qdict_get_int(qdict, "size");
817 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
818
819 memory_dump(mon, count, format, size, addr, 1);
820 }
821
822 static void do_print(Monitor *mon, const QDict *qdict)
823 {
824 int format = qdict_get_int(qdict, "format");
825 target_phys_addr_t val = qdict_get_int(qdict, "val");
826
827 #if TARGET_PHYS_ADDR_BITS == 32
828 switch(format) {
829 case 'o':
830 monitor_printf(mon, "%#o", val);
831 break;
832 case 'x':
833 monitor_printf(mon, "%#x", val);
834 break;
835 case 'u':
836 monitor_printf(mon, "%u", val);
837 break;
838 default:
839 case 'd':
840 monitor_printf(mon, "%d", val);
841 break;
842 case 'c':
843 monitor_printc(mon, val);
844 break;
845 }
846 #else
847 switch(format) {
848 case 'o':
849 monitor_printf(mon, "%#" PRIo64, val);
850 break;
851 case 'x':
852 monitor_printf(mon, "%#" PRIx64, val);
853 break;
854 case 'u':
855 monitor_printf(mon, "%" PRIu64, val);
856 break;
857 default:
858 case 'd':
859 monitor_printf(mon, "%" PRId64, val);
860 break;
861 case 'c':
862 monitor_printc(mon, val);
863 break;
864 }
865 #endif
866 monitor_printf(mon, "\n");
867 }
868
869 static void do_memory_save(Monitor *mon, const QDict *qdict)
870 {
871 FILE *f;
872 uint32_t size = qdict_get_int(qdict, "size");
873 const char *filename = qdict_get_str(qdict, "filename");
874 target_long addr = qdict_get_int(qdict, "val");
875 uint32_t l;
876 CPUState *env;
877 uint8_t buf[1024];
878
879 env = mon_get_cpu();
880 if (!env)
881 return;
882
883 f = fopen(filename, "wb");
884 if (!f) {
885 monitor_printf(mon, "could not open '%s'\n", filename);
886 return;
887 }
888 while (size != 0) {
889 l = sizeof(buf);
890 if (l > size)
891 l = size;
892 cpu_memory_rw_debug(env, addr, buf, l, 0);
893 fwrite(buf, 1, l, f);
894 addr += l;
895 size -= l;
896 }
897 fclose(f);
898 }
899
900 static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
901 {
902 FILE *f;
903 uint32_t l;
904 uint8_t buf[1024];
905 uint32_t size = qdict_get_int(qdict, "size");
906 const char *filename = qdict_get_str(qdict, "filename");
907 target_phys_addr_t addr = qdict_get_int(qdict, "val");
908
909 f = fopen(filename, "wb");
910 if (!f) {
911 monitor_printf(mon, "could not open '%s'\n", filename);
912 return;
913 }
914 while (size != 0) {
915 l = sizeof(buf);
916 if (l > size)
917 l = size;
918 cpu_physical_memory_rw(addr, buf, l, 0);
919 fwrite(buf, 1, l, f);
920 fflush(f);
921 addr += l;
922 size -= l;
923 }
924 fclose(f);
925 }
926
927 static void do_sum(Monitor *mon, const QDict *qdict)
928 {
929 uint32_t addr;
930 uint8_t buf[1];
931 uint16_t sum;
932 uint32_t start = qdict_get_int(qdict, "start");
933 uint32_t size = qdict_get_int(qdict, "size");
934
935 sum = 0;
936 for(addr = start; addr < (start + size); addr++) {
937 cpu_physical_memory_rw(addr, buf, 1, 0);
938 /* BSD sum algorithm ('sum' Unix command) */
939 sum = (sum >> 1) | (sum << 15);
940 sum += buf[0];
941 }
942 monitor_printf(mon, "%05d\n", sum);
943 }
944
945 typedef struct {
946 int keycode;
947 const char *name;
948 } KeyDef;
949
950 static const KeyDef key_defs[] = {
951 { 0x2a, "shift" },
952 { 0x36, "shift_r" },
953
954 { 0x38, "alt" },
955 { 0xb8, "alt_r" },
956 { 0x64, "altgr" },
957 { 0xe4, "altgr_r" },
958 { 0x1d, "ctrl" },
959 { 0x9d, "ctrl_r" },
960
961 { 0xdd, "menu" },
962
963 { 0x01, "esc" },
964
965 { 0x02, "1" },
966 { 0x03, "2" },
967 { 0x04, "3" },
968 { 0x05, "4" },
969 { 0x06, "5" },
970 { 0x07, "6" },
971 { 0x08, "7" },
972 { 0x09, "8" },
973 { 0x0a, "9" },
974 { 0x0b, "0" },
975 { 0x0c, "minus" },
976 { 0x0d, "equal" },
977 { 0x0e, "backspace" },
978
979 { 0x0f, "tab" },
980 { 0x10, "q" },
981 { 0x11, "w" },
982 { 0x12, "e" },
983 { 0x13, "r" },
984 { 0x14, "t" },
985 { 0x15, "y" },
986 { 0x16, "u" },
987 { 0x17, "i" },
988 { 0x18, "o" },
989 { 0x19, "p" },
990
991 { 0x1c, "ret" },
992
993 { 0x1e, "a" },
994 { 0x1f, "s" },
995 { 0x20, "d" },
996 { 0x21, "f" },
997 { 0x22, "g" },
998 { 0x23, "h" },
999 { 0x24, "j" },
1000 { 0x25, "k" },
1001 { 0x26, "l" },
1002
1003 { 0x2c, "z" },
1004 { 0x2d, "x" },
1005 { 0x2e, "c" },
1006 { 0x2f, "v" },
1007 { 0x30, "b" },
1008 { 0x31, "n" },
1009 { 0x32, "m" },
1010 { 0x33, "comma" },
1011 { 0x34, "dot" },
1012 { 0x35, "slash" },
1013
1014 { 0x37, "asterisk" },
1015
1016 { 0x39, "spc" },
1017 { 0x3a, "caps_lock" },
1018 { 0x3b, "f1" },
1019 { 0x3c, "f2" },
1020 { 0x3d, "f3" },
1021 { 0x3e, "f4" },
1022 { 0x3f, "f5" },
1023 { 0x40, "f6" },
1024 { 0x41, "f7" },
1025 { 0x42, "f8" },
1026 { 0x43, "f9" },
1027 { 0x44, "f10" },
1028 { 0x45, "num_lock" },
1029 { 0x46, "scroll_lock" },
1030
1031 { 0xb5, "kp_divide" },
1032 { 0x37, "kp_multiply" },
1033 { 0x4a, "kp_subtract" },
1034 { 0x4e, "kp_add" },
1035 { 0x9c, "kp_enter" },
1036 { 0x53, "kp_decimal" },
1037 { 0x54, "sysrq" },
1038
1039 { 0x52, "kp_0" },
1040 { 0x4f, "kp_1" },
1041 { 0x50, "kp_2" },
1042 { 0x51, "kp_3" },
1043 { 0x4b, "kp_4" },
1044 { 0x4c, "kp_5" },
1045 { 0x4d, "kp_6" },
1046 { 0x47, "kp_7" },
1047 { 0x48, "kp_8" },
1048 { 0x49, "kp_9" },
1049
1050 { 0x56, "<" },
1051
1052 { 0x57, "f11" },
1053 { 0x58, "f12" },
1054
1055 { 0xb7, "print" },
1056
1057 { 0xc7, "home" },
1058 { 0xc9, "pgup" },
1059 { 0xd1, "pgdn" },
1060 { 0xcf, "end" },
1061
1062 { 0xcb, "left" },
1063 { 0xc8, "up" },
1064 { 0xd0, "down" },
1065 { 0xcd, "right" },
1066
1067 { 0xd2, "insert" },
1068 { 0xd3, "delete" },
1069 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1070 { 0xf0, "stop" },
1071 { 0xf1, "again" },
1072 { 0xf2, "props" },
1073 { 0xf3, "undo" },
1074 { 0xf4, "front" },
1075 { 0xf5, "copy" },
1076 { 0xf6, "open" },
1077 { 0xf7, "paste" },
1078 { 0xf8, "find" },
1079 { 0xf9, "cut" },
1080 { 0xfa, "lf" },
1081 { 0xfb, "help" },
1082 { 0xfc, "meta_l" },
1083 { 0xfd, "meta_r" },
1084 { 0xfe, "compose" },
1085 #endif
1086 { 0, NULL },
1087 };
1088
1089 static int get_keycode(const char *key)
1090 {
1091 const KeyDef *p;
1092 char *endp;
1093 int ret;
1094
1095 for(p = key_defs; p->name != NULL; p++) {
1096 if (!strcmp(key, p->name))
1097 return p->keycode;
1098 }
1099 if (strstart(key, "0x", NULL)) {
1100 ret = strtoul(key, &endp, 0);
1101 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1102 return ret;
1103 }
1104 return -1;
1105 }
1106
1107 #define MAX_KEYCODES 16
1108 static uint8_t keycodes[MAX_KEYCODES];
1109 static int nb_pending_keycodes;
1110 static QEMUTimer *key_timer;
1111
1112 static void release_keys(void *opaque)
1113 {
1114 int keycode;
1115
1116 while (nb_pending_keycodes > 0) {
1117 nb_pending_keycodes--;
1118 keycode = keycodes[nb_pending_keycodes];
1119 if (keycode & 0x80)
1120 kbd_put_keycode(0xe0);
1121 kbd_put_keycode(keycode | 0x80);
1122 }
1123 }
1124
1125 static void do_sendkey(Monitor *mon, const QDict *qdict)
1126 {
1127 char keyname_buf[16];
1128 char *separator;
1129 int keyname_len, keycode, i;
1130 const char *string = qdict_get_str(qdict, "string");
1131 int has_hold_time = qdict_haskey(qdict, "hold_time");
1132 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1133
1134 if (nb_pending_keycodes > 0) {
1135 qemu_del_timer(key_timer);
1136 release_keys(NULL);
1137 }
1138 if (!has_hold_time)
1139 hold_time = 100;
1140 i = 0;
1141 while (1) {
1142 separator = strchr(string, '-');
1143 keyname_len = separator ? separator - string : strlen(string);
1144 if (keyname_len > 0) {
1145 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1146 if (keyname_len > sizeof(keyname_buf) - 1) {
1147 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1148 return;
1149 }
1150 if (i == MAX_KEYCODES) {
1151 monitor_printf(mon, "too many keys\n");
1152 return;
1153 }
1154 keyname_buf[keyname_len] = 0;
1155 keycode = get_keycode(keyname_buf);
1156 if (keycode < 0) {
1157 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1158 return;
1159 }
1160 keycodes[i++] = keycode;
1161 }
1162 if (!separator)
1163 break;
1164 string = separator + 1;
1165 }
1166 nb_pending_keycodes = i;
1167 /* key down events */
1168 for (i = 0; i < nb_pending_keycodes; i++) {
1169 keycode = keycodes[i];
1170 if (keycode & 0x80)
1171 kbd_put_keycode(0xe0);
1172 kbd_put_keycode(keycode & 0x7f);
1173 }
1174 /* delayed key up events */
1175 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1176 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1177 }
1178
1179 static int mouse_button_state;
1180
1181 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1182 {
1183 int dx, dy, dz;
1184 const char *dx_str = qdict_get_str(qdict, "dx_str");
1185 const char *dy_str = qdict_get_str(qdict, "dy_str");
1186 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1187 dx = strtol(dx_str, NULL, 0);
1188 dy = strtol(dy_str, NULL, 0);
1189 dz = 0;
1190 if (dz_str)
1191 dz = strtol(dz_str, NULL, 0);
1192 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1193 }
1194
1195 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1196 {
1197 int button_state = qdict_get_int(qdict, "button_state");
1198 mouse_button_state = button_state;
1199 kbd_mouse_event(0, 0, 0, mouse_button_state);
1200 }
1201
1202 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1203 {
1204 int size = qdict_get_int(qdict, "size");
1205 int addr = qdict_get_int(qdict, "addr");
1206 int has_index = qdict_haskey(qdict, "index");
1207 uint32_t val;
1208 int suffix;
1209
1210 if (has_index) {
1211 int index = qdict_get_int(qdict, "index");
1212 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1213 addr++;
1214 }
1215 addr &= 0xffff;
1216
1217 switch(size) {
1218 default:
1219 case 1:
1220 val = cpu_inb(addr);
1221 suffix = 'b';
1222 break;
1223 case 2:
1224 val = cpu_inw(addr);
1225 suffix = 'w';
1226 break;
1227 case 4:
1228 val = cpu_inl(addr);
1229 suffix = 'l';
1230 break;
1231 }
1232 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1233 suffix, addr, size * 2, val);
1234 }
1235
1236 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1237 {
1238 int size = qdict_get_int(qdict, "size");
1239 int addr = qdict_get_int(qdict, "addr");
1240 int val = qdict_get_int(qdict, "val");
1241
1242 addr &= IOPORTS_MASK;
1243
1244 switch (size) {
1245 default:
1246 case 1:
1247 cpu_outb(addr, val);
1248 break;
1249 case 2:
1250 cpu_outw(addr, val);
1251 break;
1252 case 4:
1253 cpu_outl(addr, val);
1254 break;
1255 }
1256 }
1257
1258 static void do_boot_set(Monitor *mon, const QDict *qdict)
1259 {
1260 int res;
1261 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1262
1263 res = qemu_boot_set(bootdevice);
1264 if (res == 0) {
1265 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1266 } else if (res > 0) {
1267 monitor_printf(mon, "setting boot device list failed\n");
1268 } else {
1269 monitor_printf(mon, "no function defined to set boot device list for "
1270 "this architecture\n");
1271 }
1272 }
1273
1274 static void do_system_reset(Monitor *mon, const QDict *qdict)
1275 {
1276 qemu_system_reset_request();
1277 }
1278
1279 static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1280 {
1281 qemu_system_powerdown_request();
1282 }
1283
1284 #if defined(TARGET_I386)
1285 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1286 {
1287 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1288 addr,
1289 pte & mask,
1290 pte & PG_GLOBAL_MASK ? 'G' : '-',
1291 pte & PG_PSE_MASK ? 'P' : '-',
1292 pte & PG_DIRTY_MASK ? 'D' : '-',
1293 pte & PG_ACCESSED_MASK ? 'A' : '-',
1294 pte & PG_PCD_MASK ? 'C' : '-',
1295 pte & PG_PWT_MASK ? 'T' : '-',
1296 pte & PG_USER_MASK ? 'U' : '-',
1297 pte & PG_RW_MASK ? 'W' : '-');
1298 }
1299
1300 static void tlb_info(Monitor *mon)
1301 {
1302 CPUState *env;
1303 int l1, l2;
1304 uint32_t pgd, pde, pte;
1305
1306 env = mon_get_cpu();
1307 if (!env)
1308 return;
1309
1310 if (!(env->cr[0] & CR0_PG_MASK)) {
1311 monitor_printf(mon, "PG disabled\n");
1312 return;
1313 }
1314 pgd = env->cr[3] & ~0xfff;
1315 for(l1 = 0; l1 < 1024; l1++) {
1316 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1317 pde = le32_to_cpu(pde);
1318 if (pde & PG_PRESENT_MASK) {
1319 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1320 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1321 } else {
1322 for(l2 = 0; l2 < 1024; l2++) {
1323 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1324 (uint8_t *)&pte, 4);
1325 pte = le32_to_cpu(pte);
1326 if (pte & PG_PRESENT_MASK) {
1327 print_pte(mon, (l1 << 22) + (l2 << 12),
1328 pte & ~PG_PSE_MASK,
1329 ~0xfff);
1330 }
1331 }
1332 }
1333 }
1334 }
1335 }
1336
1337 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1338 uint32_t end, int prot)
1339 {
1340 int prot1;
1341 prot1 = *plast_prot;
1342 if (prot != prot1) {
1343 if (*pstart != -1) {
1344 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1345 *pstart, end, end - *pstart,
1346 prot1 & PG_USER_MASK ? 'u' : '-',
1347 'r',
1348 prot1 & PG_RW_MASK ? 'w' : '-');
1349 }
1350 if (prot != 0)
1351 *pstart = end;
1352 else
1353 *pstart = -1;
1354 *plast_prot = prot;
1355 }
1356 }
1357
1358 static void mem_info(Monitor *mon)
1359 {
1360 CPUState *env;
1361 int l1, l2, prot, last_prot;
1362 uint32_t pgd, pde, pte, start, end;
1363
1364 env = mon_get_cpu();
1365 if (!env)
1366 return;
1367
1368 if (!(env->cr[0] & CR0_PG_MASK)) {
1369 monitor_printf(mon, "PG disabled\n");
1370 return;
1371 }
1372 pgd = env->cr[3] & ~0xfff;
1373 last_prot = 0;
1374 start = -1;
1375 for(l1 = 0; l1 < 1024; l1++) {
1376 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1377 pde = le32_to_cpu(pde);
1378 end = l1 << 22;
1379 if (pde & PG_PRESENT_MASK) {
1380 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1381 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1382 mem_print(mon, &start, &last_prot, end, prot);
1383 } else {
1384 for(l2 = 0; l2 < 1024; l2++) {
1385 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1386 (uint8_t *)&pte, 4);
1387 pte = le32_to_cpu(pte);
1388 end = (l1 << 22) + (l2 << 12);
1389 if (pte & PG_PRESENT_MASK) {
1390 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1391 } else {
1392 prot = 0;
1393 }
1394 mem_print(mon, &start, &last_prot, end, prot);
1395 }
1396 }
1397 } else {
1398 prot = 0;
1399 mem_print(mon, &start, &last_prot, end, prot);
1400 }
1401 }
1402 }
1403 #endif
1404
1405 #if defined(TARGET_SH4)
1406
1407 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1408 {
1409 monitor_printf(mon, " tlb%i:\t"
1410 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1411 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1412 "dirty=%hhu writethrough=%hhu\n",
1413 idx,
1414 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1415 tlb->v, tlb->sh, tlb->c, tlb->pr,
1416 tlb->d, tlb->wt);
1417 }
1418
1419 static void tlb_info(Monitor *mon)
1420 {
1421 CPUState *env = mon_get_cpu();
1422 int i;
1423
1424 monitor_printf (mon, "ITLB:\n");
1425 for (i = 0 ; i < ITLB_SIZE ; i++)
1426 print_tlb (mon, i, &env->itlb[i]);
1427 monitor_printf (mon, "UTLB:\n");
1428 for (i = 0 ; i < UTLB_SIZE ; i++)
1429 print_tlb (mon, i, &env->utlb[i]);
1430 }
1431
1432 #endif
1433
1434 static void do_info_kvm(Monitor *mon)
1435 {
1436 #ifdef CONFIG_KVM
1437 monitor_printf(mon, "kvm support: ");
1438 if (kvm_enabled())
1439 monitor_printf(mon, "enabled\n");
1440 else
1441 monitor_printf(mon, "disabled\n");
1442 #else
1443 monitor_printf(mon, "kvm support: not compiled\n");
1444 #endif
1445 }
1446
1447 static void do_info_numa(Monitor *mon)
1448 {
1449 int i;
1450 CPUState *env;
1451
1452 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1453 for (i = 0; i < nb_numa_nodes; i++) {
1454 monitor_printf(mon, "node %d cpus:", i);
1455 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1456 if (env->numa_node == i) {
1457 monitor_printf(mon, " %d", env->cpu_index);
1458 }
1459 }
1460 monitor_printf(mon, "\n");
1461 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1462 node_mem[i] >> 20);
1463 }
1464 }
1465
1466 #ifdef CONFIG_PROFILER
1467
1468 int64_t qemu_time;
1469 int64_t dev_time;
1470
1471 static void do_info_profile(Monitor *mon)
1472 {
1473 int64_t total;
1474 total = qemu_time;
1475 if (total == 0)
1476 total = 1;
1477 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1478 dev_time, dev_time / (double)get_ticks_per_sec());
1479 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1480 qemu_time, qemu_time / (double)get_ticks_per_sec());
1481 qemu_time = 0;
1482 dev_time = 0;
1483 }
1484 #else
1485 static void do_info_profile(Monitor *mon)
1486 {
1487 monitor_printf(mon, "Internal profiler not compiled\n");
1488 }
1489 #endif
1490
1491 /* Capture support */
1492 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1493
1494 static void do_info_capture(Monitor *mon)
1495 {
1496 int i;
1497 CaptureState *s;
1498
1499 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1500 monitor_printf(mon, "[%d]: ", i);
1501 s->ops.info (s->opaque);
1502 }
1503 }
1504
1505 #ifdef HAS_AUDIO
1506 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1507 {
1508 int i;
1509 int n = qdict_get_int(qdict, "n");
1510 CaptureState *s;
1511
1512 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1513 if (i == n) {
1514 s->ops.destroy (s->opaque);
1515 QLIST_REMOVE (s, entries);
1516 qemu_free (s);
1517 return;
1518 }
1519 }
1520 }
1521
1522 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1523 {
1524 const char *path = qdict_get_str(qdict, "path");
1525 int has_freq = qdict_haskey(qdict, "freq");
1526 int freq = qdict_get_try_int(qdict, "freq", -1);
1527 int has_bits = qdict_haskey(qdict, "bits");
1528 int bits = qdict_get_try_int(qdict, "bits", -1);
1529 int has_channels = qdict_haskey(qdict, "nchannels");
1530 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1531 CaptureState *s;
1532
1533 s = qemu_mallocz (sizeof (*s));
1534
1535 freq = has_freq ? freq : 44100;
1536 bits = has_bits ? bits : 16;
1537 nchannels = has_channels ? nchannels : 2;
1538
1539 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1540 monitor_printf(mon, "Faied to add wave capture\n");
1541 qemu_free (s);
1542 }
1543 QLIST_INSERT_HEAD (&capture_head, s, entries);
1544 }
1545 #endif
1546
1547 #if defined(TARGET_I386)
1548 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1549 {
1550 CPUState *env;
1551 int cpu_index = qdict_get_int(qdict, "cpu_index");
1552
1553 for (env = first_cpu; env != NULL; env = env->next_cpu)
1554 if (env->cpu_index == cpu_index) {
1555 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1556 break;
1557 }
1558 }
1559 #endif
1560
1561 static void do_info_status(Monitor *mon)
1562 {
1563 if (vm_running) {
1564 if (singlestep) {
1565 monitor_printf(mon, "VM status: running (single step mode)\n");
1566 } else {
1567 monitor_printf(mon, "VM status: running\n");
1568 }
1569 } else
1570 monitor_printf(mon, "VM status: paused\n");
1571 }
1572
1573
1574 static void do_balloon(Monitor *mon, const QDict *qdict)
1575 {
1576 int value = qdict_get_int(qdict, "value");
1577 ram_addr_t target = value;
1578 qemu_balloon(target << 20);
1579 }
1580
1581 static void do_info_balloon(Monitor *mon)
1582 {
1583 ram_addr_t actual;
1584
1585 actual = qemu_balloon_status();
1586 if (kvm_enabled() && !kvm_has_sync_mmu())
1587 monitor_printf(mon, "Using KVM without synchronous MMU, "
1588 "ballooning disabled\n");
1589 else if (actual == 0)
1590 monitor_printf(mon, "Ballooning not activated in VM\n");
1591 else
1592 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1593 }
1594
1595 static qemu_acl *find_acl(Monitor *mon, const char *name)
1596 {
1597 qemu_acl *acl = qemu_acl_find(name);
1598
1599 if (!acl) {
1600 monitor_printf(mon, "acl: unknown list '%s'\n", name);
1601 }
1602 return acl;
1603 }
1604
1605 static void do_acl_show(Monitor *mon, const QDict *qdict)
1606 {
1607 const char *aclname = qdict_get_str(qdict, "aclname");
1608 qemu_acl *acl = find_acl(mon, aclname);
1609 qemu_acl_entry *entry;
1610 int i = 0;
1611
1612 if (acl) {
1613 monitor_printf(mon, "policy: %s\n",
1614 acl->defaultDeny ? "deny" : "allow");
1615 QTAILQ_FOREACH(entry, &acl->entries, next) {
1616 i++;
1617 monitor_printf(mon, "%d: %s %s\n", i,
1618 entry->deny ? "deny" : "allow", entry->match);
1619 }
1620 }
1621 }
1622
1623 static void do_acl_reset(Monitor *mon, const QDict *qdict)
1624 {
1625 const char *aclname = qdict_get_str(qdict, "aclname");
1626 qemu_acl *acl = find_acl(mon, aclname);
1627
1628 if (acl) {
1629 qemu_acl_reset(acl);
1630 monitor_printf(mon, "acl: removed all rules\n");
1631 }
1632 }
1633
1634 static void do_acl_policy(Monitor *mon, const QDict *qdict)
1635 {
1636 const char *aclname = qdict_get_str(qdict, "aclname");
1637 const char *policy = qdict_get_str(qdict, "policy");
1638 qemu_acl *acl = find_acl(mon, aclname);
1639
1640 if (acl) {
1641 if (strcmp(policy, "allow") == 0) {
1642 acl->defaultDeny = 0;
1643 monitor_printf(mon, "acl: policy set to 'allow'\n");
1644 } else if (strcmp(policy, "deny") == 0) {
1645 acl->defaultDeny = 1;
1646 monitor_printf(mon, "acl: policy set to 'deny'\n");
1647 } else {
1648 monitor_printf(mon, "acl: unknown policy '%s', "
1649 "expected 'deny' or 'allow'\n", policy);
1650 }
1651 }
1652 }
1653
1654 static void do_acl_add(Monitor *mon, const QDict *qdict)
1655 {
1656 const char *aclname = qdict_get_str(qdict, "aclname");
1657 const char *match = qdict_get_str(qdict, "match");
1658 const char *policy = qdict_get_str(qdict, "policy");
1659 int has_index = qdict_haskey(qdict, "index");
1660 int index = qdict_get_try_int(qdict, "index", -1);
1661 qemu_acl *acl = find_acl(mon, aclname);
1662 int deny, ret;
1663
1664 if (acl) {
1665 if (strcmp(policy, "allow") == 0) {
1666 deny = 0;
1667 } else if (strcmp(policy, "deny") == 0) {
1668 deny = 1;
1669 } else {
1670 monitor_printf(mon, "acl: unknown policy '%s', "
1671 "expected 'deny' or 'allow'\n", policy);
1672 return;
1673 }
1674 if (has_index)
1675 ret = qemu_acl_insert(acl, deny, match, index);
1676 else
1677 ret = qemu_acl_append(acl, deny, match);
1678 if (ret < 0)
1679 monitor_printf(mon, "acl: unable to add acl entry\n");
1680 else
1681 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1682 }
1683 }
1684
1685 static void do_acl_remove(Monitor *mon, const QDict *qdict)
1686 {
1687 const char *aclname = qdict_get_str(qdict, "aclname");
1688 const char *match = qdict_get_str(qdict, "match");
1689 qemu_acl *acl = find_acl(mon, aclname);
1690 int ret;
1691
1692 if (acl) {
1693 ret = qemu_acl_remove(acl, match);
1694 if (ret < 0)
1695 monitor_printf(mon, "acl: no matching acl entry\n");
1696 else
1697 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1698 }
1699 }
1700
1701 #if defined(TARGET_I386)
1702 static void do_inject_mce(Monitor *mon, const QDict *qdict)
1703 {
1704 CPUState *cenv;
1705 int cpu_index = qdict_get_int(qdict, "cpu_index");
1706 int bank = qdict_get_int(qdict, "bank");
1707 uint64_t status = qdict_get_int(qdict, "status");
1708 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1709 uint64_t addr = qdict_get_int(qdict, "addr");
1710 uint64_t misc = qdict_get_int(qdict, "misc");
1711
1712 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1713 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1714 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1715 break;
1716 }
1717 }
1718 #endif
1719
1720 static void do_getfd(Monitor *mon, const QDict *qdict)
1721 {
1722 const char *fdname = qdict_get_str(qdict, "fdname");
1723 mon_fd_t *monfd;
1724 int fd;
1725
1726 fd = qemu_chr_get_msgfd(mon->chr);
1727 if (fd == -1) {
1728 monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1729 return;
1730 }
1731
1732 if (qemu_isdigit(fdname[0])) {
1733 monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1734 return;
1735 }
1736
1737 fd = dup(fd);
1738 if (fd == -1) {
1739 monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1740 strerror(errno));
1741 return;
1742 }
1743
1744 QLIST_FOREACH(monfd, &mon->fds, next) {
1745 if (strcmp(monfd->name, fdname) != 0) {
1746 continue;
1747 }
1748
1749 close(monfd->fd);
1750 monfd->fd = fd;
1751 return;
1752 }
1753
1754 monfd = qemu_mallocz(sizeof(mon_fd_t));
1755 monfd->name = qemu_strdup(fdname);
1756 monfd->fd = fd;
1757
1758 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1759 }
1760
1761 static void do_closefd(Monitor *mon, const QDict *qdict)
1762 {
1763 const char *fdname = qdict_get_str(qdict, "fdname");
1764 mon_fd_t *monfd;
1765
1766 QLIST_FOREACH(monfd, &mon->fds, next) {
1767 if (strcmp(monfd->name, fdname) != 0) {
1768 continue;
1769 }
1770
1771 QLIST_REMOVE(monfd, next);
1772 close(monfd->fd);
1773 qemu_free(monfd->name);
1774 qemu_free(monfd);
1775 return;
1776 }
1777
1778 monitor_printf(mon, "Failed to find file descriptor named %s\n",
1779 fdname);
1780 }
1781
1782 static void do_loadvm(Monitor *mon, const QDict *qdict)
1783 {
1784 int saved_vm_running = vm_running;
1785 const char *name = qdict_get_str(qdict, "name");
1786
1787 vm_stop(0);
1788
1789 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1790 vm_start();
1791 }
1792
1793 int monitor_get_fd(Monitor *mon, const char *fdname)
1794 {
1795 mon_fd_t *monfd;
1796
1797 QLIST_FOREACH(monfd, &mon->fds, next) {
1798 int fd;
1799
1800 if (strcmp(monfd->name, fdname) != 0) {
1801 continue;
1802 }
1803
1804 fd = monfd->fd;
1805
1806 /* caller takes ownership of fd */
1807 QLIST_REMOVE(monfd, next);
1808 qemu_free(monfd->name);
1809 qemu_free(monfd);
1810
1811 return fd;
1812 }
1813
1814 return -1;
1815 }
1816
1817 static const mon_cmd_t mon_cmds[] = {
1818 #include "qemu-monitor.h"
1819 { NULL, NULL, },
1820 };
1821
1822 /* Please update qemu-monitor.hx when adding or changing commands */
1823 static const mon_cmd_t info_cmds[] = {
1824 {
1825 .name = "version",
1826 .args_type = "",
1827 .params = "",
1828 .help = "show the version of QEMU",
1829 .mhandler.info = do_info_version,
1830 },
1831 {
1832 .name = "network",
1833 .args_type = "",
1834 .params = "",
1835 .help = "show the network state",
1836 .mhandler.info = do_info_network,
1837 },
1838 {
1839 .name = "chardev",
1840 .args_type = "",
1841 .params = "",
1842 .help = "show the character devices",
1843 .mhandler.info = qemu_chr_info,
1844 },
1845 {
1846 .name = "block",
1847 .args_type = "",
1848 .params = "",
1849 .help = "show the block devices",
1850 .mhandler.info = bdrv_info,
1851 },
1852 {
1853 .name = "blockstats",
1854 .args_type = "",
1855 .params = "",
1856 .help = "show block device statistics",
1857 .mhandler.info = bdrv_info_stats,
1858 },
1859 {
1860 .name = "registers",
1861 .args_type = "",
1862 .params = "",
1863 .help = "show the cpu registers",
1864 .mhandler.info = do_info_registers,
1865 },
1866 {
1867 .name = "cpus",
1868 .args_type = "",
1869 .params = "",
1870 .help = "show infos for each CPU",
1871 .mhandler.info = do_info_cpus,
1872 },
1873 {
1874 .name = "history",
1875 .args_type = "",
1876 .params = "",
1877 .help = "show the command line history",
1878 .mhandler.info = do_info_history,
1879 },
1880 {
1881 .name = "irq",
1882 .args_type = "",
1883 .params = "",
1884 .help = "show the interrupts statistics (if available)",
1885 .mhandler.info = irq_info,
1886 },
1887 {
1888 .name = "pic",
1889 .args_type = "",
1890 .params = "",
1891 .help = "show i8259 (PIC) state",
1892 .mhandler.info = pic_info,
1893 },
1894 {
1895 .name = "pci",
1896 .args_type = "",
1897 .params = "",
1898 .help = "show PCI info",
1899 .mhandler.info = pci_info,
1900 },
1901 #if defined(TARGET_I386) || defined(TARGET_SH4)
1902 {
1903 .name = "tlb",
1904 .args_type = "",
1905 .params = "",
1906 .help = "show virtual to physical memory mappings",
1907 .mhandler.info = tlb_info,
1908 },
1909 #endif
1910 #if defined(TARGET_I386)
1911 {
1912 .name = "mem",
1913 .args_type = "",
1914 .params = "",
1915 .help = "show the active virtual memory mappings",
1916 .mhandler.info = mem_info,
1917 },
1918 {
1919 .name = "hpet",
1920 .args_type = "",
1921 .params = "",
1922 .help = "show state of HPET",
1923 .mhandler.info = do_info_hpet,
1924 },
1925 #endif
1926 {
1927 .name = "jit",
1928 .args_type = "",
1929 .params = "",
1930 .help = "show dynamic compiler info",
1931 .mhandler.info = do_info_jit,
1932 },
1933 {
1934 .name = "kvm",
1935 .args_type = "",
1936 .params = "",
1937 .help = "show KVM information",
1938 .mhandler.info = do_info_kvm,
1939 },
1940 {
1941 .name = "numa",
1942 .args_type = "",
1943 .params = "",
1944 .help = "show NUMA information",
1945 .mhandler.info = do_info_numa,
1946 },
1947 {
1948 .name = "usb",
1949 .args_type = "",
1950 .params = "",
1951 .help = "show guest USB devices",
1952 .mhandler.info = usb_info,
1953 },
1954 {
1955 .name = "usbhost",
1956 .args_type = "",
1957 .params = "",
1958 .help = "show host USB devices",
1959 .mhandler.info = usb_host_info,
1960 },
1961 {
1962 .name = "profile",
1963 .args_type = "",
1964 .params = "",
1965 .help = "show profiling information",
1966 .mhandler.info = do_info_profile,
1967 },
1968 {
1969 .name = "capture",
1970 .args_type = "",
1971 .params = "",
1972 .help = "show capture information",
1973 .mhandler.info = do_info_capture,
1974 },
1975 {
1976 .name = "snapshots",
1977 .args_type = "",
1978 .params = "",
1979 .help = "show the currently saved VM snapshots",
1980 .mhandler.info = do_info_snapshots,
1981 },
1982 {
1983 .name = "status",
1984 .args_type = "",
1985 .params = "",
1986 .help = "show the current VM status (running|paused)",
1987 .mhandler.info = do_info_status,
1988 },
1989 {
1990 .name = "pcmcia",
1991 .args_type = "",
1992 .params = "",
1993 .help = "show guest PCMCIA status",
1994 .mhandler.info = pcmcia_info,
1995 },
1996 {
1997 .name = "mice",
1998 .args_type = "",
1999 .params = "",
2000 .help = "show which guest mouse is receiving events",
2001 .mhandler.info = do_info_mice,
2002 },
2003 {
2004 .name = "vnc",
2005 .args_type = "",
2006 .params = "",
2007 .help = "show the vnc server status",
2008 .mhandler.info = do_info_vnc,
2009 },
2010 {
2011 .name = "name",
2012 .args_type = "",
2013 .params = "",
2014 .help = "show the current VM name",
2015 .mhandler.info = do_info_name,
2016 },
2017 {
2018 .name = "uuid",
2019 .args_type = "",
2020 .params = "",
2021 .help = "show the current VM UUID",
2022 .mhandler.info = do_info_uuid,
2023 },
2024 #if defined(TARGET_PPC)
2025 {
2026 .name = "cpustats",
2027 .args_type = "",
2028 .params = "",
2029 .help = "show CPU statistics",
2030 .mhandler.info = do_info_cpu_stats,
2031 },
2032 #endif
2033 #if defined(CONFIG_SLIRP)
2034 {
2035 .name = "usernet",
2036 .args_type = "",
2037 .params = "",
2038 .help = "show user network stack connection states",
2039 .mhandler.info = do_info_usernet,
2040 },
2041 #endif
2042 {
2043 .name = "migrate",
2044 .args_type = "",
2045 .params = "",
2046 .help = "show migration status",
2047 .mhandler.info = do_info_migrate,
2048 },
2049 {
2050 .name = "balloon",
2051 .args_type = "",
2052 .params = "",
2053 .help = "show balloon information",
2054 .mhandler.info = do_info_balloon,
2055 },
2056 {
2057 .name = "qtree",
2058 .args_type = "",
2059 .params = "",
2060 .help = "show device tree",
2061 .mhandler.info = do_info_qtree,
2062 },
2063 {
2064 .name = "qdm",
2065 .args_type = "",
2066 .params = "",
2067 .help = "show qdev device model list",
2068 .mhandler.info = do_info_qdm,
2069 },
2070 {
2071 .name = "roms",
2072 .args_type = "",
2073 .params = "",
2074 .help = "show roms",
2075 .mhandler.info = do_info_roms,
2076 },
2077 {
2078 .name = NULL,
2079 },
2080 };
2081
2082 /*******************************************************************/
2083
2084 static const char *pch;
2085 static jmp_buf expr_env;
2086
2087 #define MD_TLONG 0
2088 #define MD_I32 1
2089
2090 typedef struct MonitorDef {
2091 const char *name;
2092 int offset;
2093 target_long (*get_value)(const struct MonitorDef *md, int val);
2094 int type;
2095 } MonitorDef;
2096
2097 #if defined(TARGET_I386)
2098 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2099 {
2100 CPUState *env = mon_get_cpu();
2101 if (!env)
2102 return 0;
2103 return env->eip + env->segs[R_CS].base;
2104 }
2105 #endif
2106
2107 #if defined(TARGET_PPC)
2108 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2109 {
2110 CPUState *env = mon_get_cpu();
2111 unsigned int u;
2112 int i;
2113
2114 if (!env)
2115 return 0;
2116
2117 u = 0;
2118 for (i = 0; i < 8; i++)
2119 u |= env->crf[i] << (32 - (4 * i));
2120
2121 return u;
2122 }
2123
2124 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2125 {
2126 CPUState *env = mon_get_cpu();
2127 if (!env)
2128 return 0;
2129 return env->msr;
2130 }
2131
2132 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2133 {
2134 CPUState *env = mon_get_cpu();
2135 if (!env)
2136 return 0;
2137 return env->xer;
2138 }
2139
2140 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2141 {
2142 CPUState *env = mon_get_cpu();
2143 if (!env)
2144 return 0;
2145 return cpu_ppc_load_decr(env);
2146 }
2147
2148 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2149 {
2150 CPUState *env = mon_get_cpu();
2151 if (!env)
2152 return 0;
2153 return cpu_ppc_load_tbu(env);
2154 }
2155
2156 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2157 {
2158 CPUState *env = mon_get_cpu();
2159 if (!env)
2160 return 0;
2161 return cpu_ppc_load_tbl(env);
2162 }
2163 #endif
2164
2165 #if defined(TARGET_SPARC)
2166 #ifndef TARGET_SPARC64
2167 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2168 {
2169 CPUState *env = mon_get_cpu();
2170 if (!env)
2171 return 0;
2172 return GET_PSR(env);
2173 }
2174 #endif
2175
2176 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2177 {
2178 CPUState *env = mon_get_cpu();
2179 if (!env)
2180 return 0;
2181 return env->regwptr[val];
2182 }
2183 #endif
2184
2185 static const MonitorDef monitor_defs[] = {
2186 #ifdef TARGET_I386
2187
2188 #define SEG(name, seg) \
2189 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2190 { name ".base", offsetof(CPUState, segs[seg].base) },\
2191 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2192
2193 { "eax", offsetof(CPUState, regs[0]) },
2194 { "ecx", offsetof(CPUState, regs[1]) },
2195 { "edx", offsetof(CPUState, regs[2]) },
2196 { "ebx", offsetof(CPUState, regs[3]) },
2197 { "esp|sp", offsetof(CPUState, regs[4]) },
2198 { "ebp|fp", offsetof(CPUState, regs[5]) },
2199 { "esi", offsetof(CPUState, regs[6]) },
2200 { "edi", offsetof(CPUState, regs[7]) },
2201 #ifdef TARGET_X86_64
2202 { "r8", offsetof(CPUState, regs[8]) },
2203 { "r9", offsetof(CPUState, regs[9]) },
2204 { "r10", offsetof(CPUState, regs[10]) },
2205 { "r11", offsetof(CPUState, regs[11]) },
2206 { "r12", offsetof(CPUState, regs[12]) },
2207 { "r13", offsetof(CPUState, regs[13]) },
2208 { "r14", offsetof(CPUState, regs[14]) },
2209 { "r15", offsetof(CPUState, regs[15]) },
2210 #endif
2211 { "eflags", offsetof(CPUState, eflags) },
2212 { "eip", offsetof(CPUState, eip) },
2213 SEG("cs", R_CS)
2214 SEG("ds", R_DS)
2215 SEG("es", R_ES)
2216 SEG("ss", R_SS)
2217 SEG("fs", R_FS)
2218 SEG("gs", R_GS)
2219 { "pc", 0, monitor_get_pc, },
2220 #elif defined(TARGET_PPC)
2221 /* General purpose registers */
2222 { "r0", offsetof(CPUState, gpr[0]) },
2223 { "r1", offsetof(CPUState, gpr[1]) },
2224 { "r2", offsetof(CPUState, gpr[2]) },
2225 { "r3", offsetof(CPUState, gpr[3]) },
2226 { "r4", offsetof(CPUState, gpr[4]) },
2227 { "r5", offsetof(CPUState, gpr[5]) },
2228 { "r6", offsetof(CPUState, gpr[6]) },
2229 { "r7", offsetof(CPUState, gpr[7]) },
2230 { "r8", offsetof(CPUState, gpr[8]) },
2231 { "r9", offsetof(CPUState, gpr[9]) },
2232 { "r10", offsetof(CPUState, gpr[10]) },
2233 { "r11", offsetof(CPUState, gpr[11]) },
2234 { "r12", offsetof(CPUState, gpr[12]) },
2235 { "r13", offsetof(CPUState, gpr[13]) },
2236 { "r14", offsetof(CPUState, gpr[14]) },
2237 { "r15", offsetof(CPUState, gpr[15]) },
2238 { "r16", offsetof(CPUState, gpr[16]) },
2239 { "r17", offsetof(CPUState, gpr[17]) },
2240 { "r18", offsetof(CPUState, gpr[18]) },
2241 { "r19", offsetof(CPUState, gpr[19]) },
2242 { "r20", offsetof(CPUState, gpr[20]) },
2243 { "r21", offsetof(CPUState, gpr[21]) },
2244 { "r22", offsetof(CPUState, gpr[22]) },
2245 { "r23", offsetof(CPUState, gpr[23]) },
2246 { "r24", offsetof(CPUState, gpr[24]) },
2247 { "r25", offsetof(CPUState, gpr[25]) },
2248 { "r26", offsetof(CPUState, gpr[26]) },
2249 { "r27", offsetof(CPUState, gpr[27]) },
2250 { "r28", offsetof(CPUState, gpr[28]) },
2251 { "r29", offsetof(CPUState, gpr[29]) },
2252 { "r30", offsetof(CPUState, gpr[30]) },
2253 { "r31", offsetof(CPUState, gpr[31]) },
2254 /* Floating point registers */
2255 { "f0", offsetof(CPUState, fpr[0]) },
2256 { "f1", offsetof(CPUState, fpr[1]) },
2257 { "f2", offsetof(CPUState, fpr[2]) },
2258 { "f3", offsetof(CPUState, fpr[3]) },
2259 { "f4", offsetof(CPUState, fpr[4]) },
2260 { "f5", offsetof(CPUState, fpr[5]) },
2261 { "f6", offsetof(CPUState, fpr[6]) },
2262 { "f7", offsetof(CPUState, fpr[7]) },
2263 { "f8", offsetof(CPUState, fpr[8]) },
2264 { "f9", offsetof(CPUState, fpr[9]) },
2265 { "f10", offsetof(CPUState, fpr[10]) },
2266 { "f11", offsetof(CPUState, fpr[11]) },
2267 { "f12", offsetof(CPUState, fpr[12]) },
2268 { "f13", offsetof(CPUState, fpr[13]) },
2269 { "f14", offsetof(CPUState, fpr[14]) },
2270 { "f15", offsetof(CPUState, fpr[15]) },
2271 { "f16", offsetof(CPUState, fpr[16]) },
2272 { "f17", offsetof(CPUState, fpr[17]) },
2273 { "f18", offsetof(CPUState, fpr[18]) },
2274 { "f19", offsetof(CPUState, fpr[19]) },
2275 { "f20", offsetof(CPUState, fpr[20]) },
2276 { "f21", offsetof(CPUState, fpr[21]) },
2277 { "f22", offsetof(CPUState, fpr[22]) },
2278 { "f23", offsetof(CPUState, fpr[23]) },
2279 { "f24", offsetof(CPUState, fpr[24]) },
2280 { "f25", offsetof(CPUState, fpr[25]) },
2281 { "f26", offsetof(CPUState, fpr[26]) },
2282 { "f27", offsetof(CPUState, fpr[27]) },
2283 { "f28", offsetof(CPUState, fpr[28]) },
2284 { "f29", offsetof(CPUState, fpr[29]) },
2285 { "f30", offsetof(CPUState, fpr[30]) },
2286 { "f31", offsetof(CPUState, fpr[31]) },
2287 { "fpscr", offsetof(CPUState, fpscr) },
2288 /* Next instruction pointer */
2289 { "nip|pc", offsetof(CPUState, nip) },
2290 { "lr", offsetof(CPUState, lr) },
2291 { "ctr", offsetof(CPUState, ctr) },
2292 { "decr", 0, &monitor_get_decr, },
2293 { "ccr", 0, &monitor_get_ccr, },
2294 /* Machine state register */
2295 { "msr", 0, &monitor_get_msr, },
2296 { "xer", 0, &monitor_get_xer, },
2297 { "tbu", 0, &monitor_get_tbu, },
2298 { "tbl", 0, &monitor_get_tbl, },
2299 #if defined(TARGET_PPC64)
2300 /* Address space register */
2301 { "asr", offsetof(CPUState, asr) },
2302 #endif
2303 /* Segment registers */
2304 { "sdr1", offsetof(CPUState, sdr1) },
2305 { "sr0", offsetof(CPUState, sr[0]) },
2306 { "sr1", offsetof(CPUState, sr[1]) },
2307 { "sr2", offsetof(CPUState, sr[2]) },
2308 { "sr3", offsetof(CPUState, sr[3]) },
2309 { "sr4", offsetof(CPUState, sr[4]) },
2310 { "sr5", offsetof(CPUState, sr[5]) },
2311 { "sr6", offsetof(CPUState, sr[6]) },
2312 { "sr7", offsetof(CPUState, sr[7]) },
2313 { "sr8", offsetof(CPUState, sr[8]) },
2314 { "sr9", offsetof(CPUState, sr[9]) },
2315 { "sr10", offsetof(CPUState, sr[10]) },
2316 { "sr11", offsetof(CPUState, sr[11]) },
2317 { "sr12", offsetof(CPUState, sr[12]) },
2318 { "sr13", offsetof(CPUState, sr[13]) },
2319 { "sr14", offsetof(CPUState, sr[14]) },
2320 { "sr15", offsetof(CPUState, sr[15]) },
2321 /* Too lazy to put BATs and SPRs ... */
2322 #elif defined(TARGET_SPARC)
2323 { "g0", offsetof(CPUState, gregs[0]) },
2324 { "g1", offsetof(CPUState, gregs[1]) },
2325 { "g2", offsetof(CPUState, gregs[2]) },
2326 { "g3", offsetof(CPUState, gregs[3]) },
2327 { "g4", offsetof(CPUState, gregs[4]) },
2328 { "g5", offsetof(CPUState, gregs[5]) },
2329 { "g6", offsetof(CPUState, gregs[6]) },
2330 { "g7", offsetof(CPUState, gregs[7]) },
2331 { "o0", 0, monitor_get_reg },
2332 { "o1", 1, monitor_get_reg },
2333 { "o2", 2, monitor_get_reg },
2334 { "o3", 3, monitor_get_reg },
2335 { "o4", 4, monitor_get_reg },
2336 { "o5", 5, monitor_get_reg },
2337 { "o6", 6, monitor_get_reg },
2338 { "o7", 7, monitor_get_reg },
2339 { "l0", 8, monitor_get_reg },
2340 { "l1", 9, monitor_get_reg },
2341 { "l2", 10, monitor_get_reg },
2342 { "l3", 11, monitor_get_reg },
2343 { "l4", 12, monitor_get_reg },
2344 { "l5", 13, monitor_get_reg },
2345 { "l6", 14, monitor_get_reg },
2346 { "l7", 15, monitor_get_reg },
2347 { "i0", 16, monitor_get_reg },
2348 { "i1", 17, monitor_get_reg },
2349 { "i2", 18, monitor_get_reg },
2350 { "i3", 19, monitor_get_reg },
2351 { "i4", 20, monitor_get_reg },
2352 { "i5", 21, monitor_get_reg },
2353 { "i6", 22, monitor_get_reg },
2354 { "i7", 23, monitor_get_reg },
2355 { "pc", offsetof(CPUState, pc) },
2356 { "npc", offsetof(CPUState, npc) },
2357 { "y", offsetof(CPUState, y) },
2358 #ifndef TARGET_SPARC64
2359 { "psr", 0, &monitor_get_psr, },
2360 { "wim", offsetof(CPUState, wim) },
2361 #endif
2362 { "tbr", offsetof(CPUState, tbr) },
2363 { "fsr", offsetof(CPUState, fsr) },
2364 { "f0", offsetof(CPUState, fpr[0]) },
2365 { "f1", offsetof(CPUState, fpr[1]) },
2366 { "f2", offsetof(CPUState, fpr[2]) },
2367 { "f3", offsetof(CPUState, fpr[3]) },
2368 { "f4", offsetof(CPUState, fpr[4]) },
2369 { "f5", offsetof(CPUState, fpr[5]) },
2370 { "f6", offsetof(CPUState, fpr[6]) },
2371 { "f7", offsetof(CPUState, fpr[7]) },
2372 { "f8", offsetof(CPUState, fpr[8]) },
2373 { "f9", offsetof(CPUState, fpr[9]) },
2374 { "f10", offsetof(CPUState, fpr[10]) },
2375 { "f11", offsetof(CPUState, fpr[11]) },
2376 { "f12", offsetof(CPUState, fpr[12]) },
2377 { "f13", offsetof(CPUState, fpr[13]) },
2378 { "f14", offsetof(CPUState, fpr[14]) },
2379 { "f15", offsetof(CPUState, fpr[15]) },
2380 { "f16", offsetof(CPUState, fpr[16]) },
2381 { "f17", offsetof(CPUState, fpr[17]) },
2382 { "f18", offsetof(CPUState, fpr[18]) },
2383 { "f19", offsetof(CPUState, fpr[19]) },
2384 { "f20", offsetof(CPUState, fpr[20]) },
2385 { "f21", offsetof(CPUState, fpr[21]) },
2386 { "f22", offsetof(CPUState, fpr[22]) },
2387 { "f23", offsetof(CPUState, fpr[23]) },
2388 { "f24", offsetof(CPUState, fpr[24]) },
2389 { "f25", offsetof(CPUState, fpr[25]) },
2390 { "f26", offsetof(CPUState, fpr[26]) },
2391 { "f27", offsetof(CPUState, fpr[27]) },
2392 { "f28", offsetof(CPUState, fpr[28]) },
2393 { "f29", offsetof(CPUState, fpr[29]) },
2394 { "f30", offsetof(CPUState, fpr[30]) },
2395 { "f31", offsetof(CPUState, fpr[31]) },
2396 #ifdef TARGET_SPARC64
2397 { "f32", offsetof(CPUState, fpr[32]) },
2398 { "f34", offsetof(CPUState, fpr[34]) },
2399 { "f36", offsetof(CPUState, fpr[36]) },
2400 { "f38", offsetof(CPUState, fpr[38]) },
2401 { "f40", offsetof(CPUState, fpr[40]) },
2402 { "f42", offsetof(CPUState, fpr[42]) },
2403 { "f44", offsetof(CPUState, fpr[44]) },
2404 { "f46", offsetof(CPUState, fpr[46]) },
2405 { "f48", offsetof(CPUState, fpr[48]) },
2406 { "f50", offsetof(CPUState, fpr[50]) },
2407 { "f52", offsetof(CPUState, fpr[52]) },
2408 { "f54", offsetof(CPUState, fpr[54]) },
2409 { "f56", offsetof(CPUState, fpr[56]) },
2410 { "f58", offsetof(CPUState, fpr[58]) },
2411 { "f60", offsetof(CPUState, fpr[60]) },
2412 { "f62", offsetof(CPUState, fpr[62]) },
2413 { "asi", offsetof(CPUState, asi) },
2414 { "pstate", offsetof(CPUState, pstate) },
2415 { "cansave", offsetof(CPUState, cansave) },
2416 { "canrestore", offsetof(CPUState, canrestore) },
2417 { "otherwin", offsetof(CPUState, otherwin) },
2418 { "wstate", offsetof(CPUState, wstate) },
2419 { "cleanwin", offsetof(CPUState, cleanwin) },
2420 { "fprs", offsetof(CPUState, fprs) },
2421 #endif
2422 #endif
2423 { NULL },
2424 };
2425
2426 static void expr_error(Monitor *mon, const char *msg)
2427 {
2428 monitor_printf(mon, "%s\n", msg);
2429 longjmp(expr_env, 1);
2430 }
2431
2432 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2433 static int get_monitor_def(target_long *pval, const char *name)
2434 {
2435 const MonitorDef *md;
2436 void *ptr;
2437
2438 for(md = monitor_defs; md->name != NULL; md++) {
2439 if (compare_cmd(name, md->name)) {
2440 if (md->get_value) {
2441 *pval = md->get_value(md, md->offset);
2442 } else {
2443 CPUState *env = mon_get_cpu();
2444 if (!env)
2445 return -2;
2446 ptr = (uint8_t *)env + md->offset;
2447 switch(md->type) {
2448 case MD_I32:
2449 *pval = *(int32_t *)ptr;
2450 break;
2451 case MD_TLONG:
2452 *pval = *(target_long *)ptr;
2453 break;
2454 default:
2455 *pval = 0;
2456 break;
2457 }
2458 }
2459 return 0;
2460 }
2461 }
2462 return -1;
2463 }
2464
2465 static void next(void)
2466 {
2467 if (*pch != '\0') {
2468 pch++;
2469 while (qemu_isspace(*pch))
2470 pch++;
2471 }
2472 }
2473
2474 static int64_t expr_sum(Monitor *mon);
2475
2476 static int64_t expr_unary(Monitor *mon)
2477 {
2478 int64_t n;
2479 char *p;
2480 int ret;
2481
2482 switch(*pch) {
2483 case '+':
2484 next();
2485 n = expr_unary(mon);
2486 break;
2487 case '-':
2488 next();
2489 n = -expr_unary(mon);
2490 break;
2491 case '~':
2492 next();
2493 n = ~expr_unary(mon);
2494 break;
2495 case '(':
2496 next();
2497 n = expr_sum(mon);
2498 if (*pch != ')') {
2499 expr_error(mon, "')' expected");
2500 }
2501 next();
2502 break;
2503 case '\'':
2504 pch++;
2505 if (*pch == '\0')
2506 expr_error(mon, "character constant expected");
2507 n = *pch;
2508 pch++;
2509 if (*pch != '\'')
2510 expr_error(mon, "missing terminating \' character");
2511 next();
2512 break;
2513 case '$':
2514 {
2515 char buf[128], *q;
2516 target_long reg=0;
2517
2518 pch++;
2519 q = buf;
2520 while ((*pch >= 'a' && *pch <= 'z') ||
2521 (*pch >= 'A' && *pch <= 'Z') ||
2522 (*pch >= '0' && *pch <= '9') ||
2523 *pch == '_' || *pch == '.') {
2524 if ((q - buf) < sizeof(buf) - 1)
2525 *q++ = *pch;
2526 pch++;
2527 }
2528 while (qemu_isspace(*pch))
2529 pch++;
2530 *q = 0;
2531 ret = get_monitor_def(&reg, buf);
2532 if (ret == -1)
2533 expr_error(mon, "unknown register");
2534 else if (ret == -2)
2535 expr_error(mon, "no cpu defined");
2536 n = reg;
2537 }
2538 break;
2539 case '\0':
2540 expr_error(mon, "unexpected end of expression");
2541 n = 0;
2542 break;
2543 default:
2544 #if TARGET_PHYS_ADDR_BITS > 32
2545 n = strtoull(pch, &p, 0);
2546 #else
2547 n = strtoul(pch, &p, 0);
2548 #endif
2549 if (pch == p) {
2550 expr_error(mon, "invalid char in expression");
2551 }
2552 pch = p;
2553 while (qemu_isspace(*pch))
2554 pch++;
2555 break;
2556 }
2557 return n;
2558 }
2559
2560
2561 static int64_t expr_prod(Monitor *mon)
2562 {
2563 int64_t val, val2;
2564 int op;
2565
2566 val = expr_unary(mon);
2567 for(;;) {
2568 op = *pch;
2569 if (op != '*' && op != '/' && op != '%')
2570 break;
2571 next();
2572 val2 = expr_unary(mon);
2573 switch(op) {
2574 default:
2575 case '*':
2576 val *= val2;
2577 break;
2578 case '/':
2579 case '%':
2580 if (val2 == 0)
2581 expr_error(mon, "division by zero");
2582 if (op == '/')
2583 val /= val2;
2584 else
2585 val %= val2;
2586 break;
2587 }
2588 }
2589 return val;
2590 }
2591
2592 static int64_t expr_logic(Monitor *mon)
2593 {
2594 int64_t val, val2;
2595 int op;
2596
2597 val = expr_prod(mon);
2598 for(;;) {
2599 op = *pch;
2600 if (op != '&' && op != '|' && op != '^')
2601 break;
2602 next();
2603 val2 = expr_prod(mon);
2604 switch(op) {
2605 default:
2606 case '&':
2607 val &= val2;
2608 break;
2609 case '|':
2610 val |= val2;
2611 break;
2612 case '^':
2613 val ^= val2;
2614 break;
2615 }
2616 }
2617 return val;
2618 }
2619
2620 static int64_t expr_sum(Monitor *mon)
2621 {
2622 int64_t val, val2;
2623 int op;
2624
2625 val = expr_logic(mon);
2626 for(;;) {
2627 op = *pch;
2628 if (op != '+' && op != '-')
2629 break;
2630 next();
2631 val2 = expr_logic(mon);
2632 if (op == '+')
2633 val += val2;
2634 else
2635 val -= val2;
2636 }
2637 return val;
2638 }
2639
2640 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2641 {
2642 pch = *pp;
2643 if (setjmp(expr_env)) {
2644 *pp = pch;
2645 return -1;
2646 }
2647 while (qemu_isspace(*pch))
2648 pch++;
2649 *pval = expr_sum(mon);
2650 *pp = pch;
2651 return 0;
2652 }
2653
2654 static int get_str(char *buf, int buf_size, const char **pp)
2655 {
2656 const char *p;
2657 char *q;
2658 int c;
2659
2660 q = buf;
2661 p = *pp;
2662 while (qemu_isspace(*p))
2663 p++;
2664 if (*p == '\0') {
2665 fail:
2666 *q = '\0';
2667 *pp = p;
2668 return -1;
2669 }
2670 if (*p == '\"') {
2671 p++;
2672 while (*p != '\0' && *p != '\"') {
2673 if (*p == '\\') {
2674 p++;
2675 c = *p++;
2676 switch(c) {
2677 case 'n':
2678 c = '\n';
2679 break;
2680 case 'r':
2681 c = '\r';
2682 break;
2683 case '\\':
2684 case '\'':
2685 case '\"':
2686 break;
2687 default:
2688 qemu_printf("unsupported escape code: '\\%c'\n", c);
2689 goto fail;
2690 }
2691 if ((q - buf) < buf_size - 1) {
2692 *q++ = c;
2693 }
2694 } else {
2695 if ((q - buf) < buf_size - 1) {
2696 *q++ = *p;
2697 }
2698 p++;
2699 }
2700 }
2701 if (*p != '\"') {
2702 qemu_printf("unterminated string\n");
2703 goto fail;
2704 }
2705 p++;
2706 } else {
2707 while (*p != '\0' && !qemu_isspace(*p)) {
2708 if ((q - buf) < buf_size - 1) {
2709 *q++ = *p;
2710 }
2711 p++;
2712 }
2713 }
2714 *q = '\0';
2715 *pp = p;
2716 return 0;
2717 }
2718
2719 /*
2720 * Store the command-name in cmdname, and return a pointer to
2721 * the remaining of the command string.
2722 */
2723 static const char *get_command_name(const char *cmdline,
2724 char *cmdname, size_t nlen)
2725 {
2726 size_t len;
2727 const char *p, *pstart;
2728
2729 p = cmdline;
2730 while (qemu_isspace(*p))
2731 p++;
2732 if (*p == '\0')
2733 return NULL;
2734 pstart = p;
2735 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2736 p++;
2737 len = p - pstart;
2738 if (len > nlen - 1)
2739 len = nlen - 1;
2740 memcpy(cmdname, pstart, len);
2741 cmdname[len] = '\0';
2742 return p;
2743 }
2744
2745 /**
2746 * Read key of 'type' into 'key' and return the current
2747 * 'type' pointer.
2748 */
2749 static char *key_get_info(const char *type, char **key)
2750 {
2751 size_t len;
2752 char *p, *str;
2753
2754 if (*type == ',')
2755 type++;
2756
2757 p = strchr(type, ':');
2758 if (!p) {
2759 *key = NULL;
2760 return NULL;
2761 }
2762 len = p - type;
2763
2764 str = qemu_malloc(len + 1);
2765 memcpy(str, type, len);
2766 str[len] = '\0';
2767
2768 *key = str;
2769 return ++p;
2770 }
2771
2772 static int default_fmt_format = 'x';
2773 static int default_fmt_size = 4;
2774
2775 #define MAX_ARGS 16
2776
2777 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2778 const char *cmdline,
2779 QDict *qdict)
2780 {
2781 const char *p, *typestr;
2782 int c;
2783 const mon_cmd_t *cmd;
2784 char cmdname[256];
2785 char buf[1024];
2786 char *key;
2787
2788 #ifdef DEBUG
2789 monitor_printf(mon, "command='%s'\n", cmdline);
2790 #endif
2791
2792 /* extract the command name */
2793 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2794 if (!p)
2795 return NULL;
2796
2797 /* find the command */
2798 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2799 if (compare_cmd(cmdname, cmd->name))
2800 break;
2801 }
2802
2803 if (cmd->name == NULL) {
2804 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2805 return NULL;
2806 }
2807
2808 /* parse the parameters */
2809 typestr = cmd->args_type;
2810 for(;;) {
2811 typestr = key_get_info(typestr, &key);
2812 if (!typestr)
2813 break;
2814 c = *typestr;
2815 typestr++;
2816 switch(c) {
2817 case 'F':
2818 case 'B':
2819 case 's':
2820 {
2821 int ret;
2822
2823 while (qemu_isspace(*p))
2824 p++;
2825 if (*typestr == '?') {
2826 typestr++;
2827 if (*p == '\0') {
2828 /* no optional string: NULL argument */
2829 break;
2830 }
2831 }
2832 ret = get_str(buf, sizeof(buf), &p);
2833 if (ret < 0) {
2834 switch(c) {
2835 case 'F':
2836 monitor_printf(mon, "%s: filename expected\n",
2837 cmdname);
2838 break;
2839 case 'B':
2840 monitor_printf(mon, "%s: block device name expected\n",
2841 cmdname);
2842 break;
2843 default:
2844 monitor_printf(mon, "%s: string expected\n", cmdname);
2845 break;
2846 }
2847 goto fail;
2848 }
2849 qdict_put(qdict, key, qstring_from_str(buf));
2850 }
2851 break;
2852 case '/':
2853 {
2854 int count, format, size;
2855
2856 while (qemu_isspace(*p))
2857 p++;
2858 if (*p == '/') {
2859 /* format found */
2860 p++;
2861 count = 1;
2862 if (qemu_isdigit(*p)) {
2863 count = 0;
2864 while (qemu_isdigit(*p)) {
2865 count = count * 10 + (*p - '0');
2866 p++;
2867 }
2868 }
2869 size = -1;
2870 format = -1;
2871 for(;;) {
2872 switch(*p) {
2873 case 'o':
2874 case 'd':
2875 case 'u':
2876 case 'x':
2877 case 'i':
2878 case 'c':
2879 format = *p++;
2880 break;
2881 case 'b':
2882 size = 1;
2883 p++;
2884 break;
2885 case 'h':
2886 size = 2;
2887 p++;
2888 break;
2889 case 'w':
2890 size = 4;
2891 p++;
2892 break;
2893 case 'g':
2894 case 'L':
2895 size = 8;
2896 p++;
2897 break;
2898 default:
2899 goto next;
2900 }
2901 }
2902 next:
2903 if (*p != '\0' && !qemu_isspace(*p)) {
2904 monitor_printf(mon, "invalid char in format: '%c'\n",
2905 *p);
2906 goto fail;
2907 }
2908 if (format < 0)
2909 format = default_fmt_format;
2910 if (format != 'i') {
2911 /* for 'i', not specifying a size gives -1 as size */
2912 if (size < 0)
2913 size = default_fmt_size;
2914 default_fmt_size = size;
2915 }
2916 default_fmt_format = format;
2917 } else {
2918 count = 1;
2919 format = default_fmt_format;
2920 if (format != 'i') {
2921 size = default_fmt_size;
2922 } else {
2923 size = -1;
2924 }
2925 }
2926 qdict_put(qdict, "count", qint_from_int(count));
2927 qdict_put(qdict, "format", qint_from_int(format));
2928 qdict_put(qdict, "size", qint_from_int(size));
2929 }
2930 break;
2931 case 'i':
2932 case 'l':
2933 {
2934 int64_t val;
2935
2936 while (qemu_isspace(*p))
2937 p++;
2938 if (*typestr == '?' || *typestr == '.') {
2939 if (*typestr == '?') {
2940 if (*p == '\0') {
2941 typestr++;
2942 break;
2943 }
2944 } else {
2945 if (*p == '.') {
2946 p++;
2947 while (qemu_isspace(*p))
2948 p++;
2949 } else {
2950 typestr++;
2951 break;
2952 }
2953 }
2954 typestr++;
2955 }
2956 if (get_expr(mon, &val, &p))
2957 goto fail;
2958 /* Check if 'i' is greater than 32-bit */
2959 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2960 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2961 monitor_printf(mon, "integer is for 32-bit values\n");
2962 goto fail;
2963 }
2964 qdict_put(qdict, key, qint_from_int(val));
2965 }
2966 break;
2967 case '-':
2968 {
2969 int has_option;
2970 /* option */
2971
2972 c = *typestr++;
2973 if (c == '\0')
2974 goto bad_type;
2975 while (qemu_isspace(*p))
2976 p++;
2977 has_option = 0;
2978 if (*p == '-') {
2979 p++;
2980 if (*p != c) {
2981 monitor_printf(mon, "%s: unsupported option -%c\n",
2982 cmdname, *p);
2983 goto fail;
2984 }
2985 p++;
2986 has_option = 1;
2987 }
2988 qdict_put(qdict, key, qint_from_int(has_option));
2989 }
2990 break;
2991 default:
2992 bad_type:
2993 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2994 goto fail;
2995 }
2996 qemu_free(key);
2997 key = NULL;
2998 }
2999 /* check that all arguments were parsed */
3000 while (qemu_isspace(*p))
3001 p++;
3002 if (*p != '\0') {
3003 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3004 cmdname);
3005 goto fail;
3006 }
3007
3008 return cmd;
3009
3010 fail:
3011 qemu_free(key);
3012 return NULL;
3013 }
3014
3015 static void monitor_handle_command(Monitor *mon, const char *cmdline)
3016 {
3017 QDict *qdict;
3018 const mon_cmd_t *cmd;
3019
3020 qdict = qdict_new();
3021
3022 cmd = monitor_parse_command(mon, cmdline, qdict);
3023 if (!cmd)
3024 goto out;
3025
3026 qemu_errors_to_mon(mon);
3027
3028 if (monitor_handler_ported(cmd)) {
3029 QObject *data = NULL;
3030
3031 cmd->mhandler.cmd_new(mon, qdict, &data);
3032 if (data)
3033 cmd->user_print(mon, data);
3034
3035 qobject_decref(data);
3036 } else {
3037 cmd->mhandler.cmd(mon, qdict);
3038 }
3039
3040 qemu_errors_to_previous();
3041
3042 out:
3043 QDECREF(qdict);
3044 }
3045
3046 static void cmd_completion(const char *name, const char *list)
3047 {
3048 const char *p, *pstart;
3049 char cmd[128];
3050 int len;
3051
3052 p = list;
3053 for(;;) {
3054 pstart = p;
3055 p = strchr(p, '|');
3056 if (!p)
3057 p = pstart + strlen(pstart);
3058 len = p - pstart;
3059 if (len > sizeof(cmd) - 2)
3060 len = sizeof(cmd) - 2;
3061 memcpy(cmd, pstart, len);
3062 cmd[len] = '\0';
3063 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3064 readline_add_completion(cur_mon->rs, cmd);
3065 }
3066 if (*p == '\0')
3067 break;
3068 p++;
3069 }
3070 }
3071
3072 static void file_completion(const char *input)
3073 {
3074 DIR *ffs;
3075 struct dirent *d;
3076 char path[1024];
3077 char file[1024], file_prefix[1024];
3078 int input_path_len;
3079 const char *p;
3080
3081 p = strrchr(input, '/');
3082 if (!p) {
3083 input_path_len = 0;
3084 pstrcpy(file_prefix, sizeof(file_prefix), input);
3085 pstrcpy(path, sizeof(path), ".");
3086 } else {
3087 input_path_len = p - input + 1;
3088 memcpy(path, input, input_path_len);
3089 if (input_path_len > sizeof(path) - 1)
3090 input_path_len = sizeof(path) - 1;
3091 path[input_path_len] = '\0';
3092 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3093 }
3094 #ifdef DEBUG_COMPLETION
3095 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3096 input, path, file_prefix);
3097 #endif
3098 ffs = opendir(path);
3099 if (!ffs)
3100 return;
3101 for(;;) {
3102 struct stat sb;
3103 d = readdir(ffs);
3104 if (!d)
3105 break;
3106 if (strstart(d->d_name, file_prefix, NULL)) {
3107 memcpy(file, input, input_path_len);
3108 if (input_path_len < sizeof(file))
3109 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3110 d->d_name);
3111 /* stat the file to find out if it's a directory.
3112 * In that case add a slash to speed up typing long paths
3113 */
3114 stat(file, &sb);
3115 if(S_ISDIR(sb.st_mode))
3116 pstrcat(file, sizeof(file), "/");
3117 readline_add_completion(cur_mon->rs, file);
3118 }
3119 }
3120 closedir(ffs);
3121 }
3122
3123 static void block_completion_it(void *opaque, BlockDriverState *bs)
3124 {
3125 const char *name = bdrv_get_device_name(bs);
3126 const char *input = opaque;
3127
3128 if (input[0] == '\0' ||
3129 !strncmp(name, (char *)input, strlen(input))) {
3130 readline_add_completion(cur_mon->rs, name);
3131 }
3132 }
3133
3134 /* NOTE: this parser is an approximate form of the real command parser */
3135 static void parse_cmdline(const char *cmdline,
3136 int *pnb_args, char **args)
3137 {
3138 const char *p;
3139 int nb_args, ret;
3140 char buf[1024];
3141
3142 p = cmdline;
3143 nb_args = 0;
3144 for(;;) {
3145 while (qemu_isspace(*p))
3146 p++;
3147 if (*p == '\0')
3148 break;
3149 if (nb_args >= MAX_ARGS)
3150 break;
3151 ret = get_str(buf, sizeof(buf), &p);
3152 args[nb_args] = qemu_strdup(buf);
3153 nb_args++;
3154 if (ret < 0)
3155 break;
3156 }
3157 *pnb_args = nb_args;
3158 }
3159
3160 static const char *next_arg_type(const char *typestr)
3161 {
3162 const char *p = strchr(typestr, ':');
3163 return (p != NULL ? ++p : typestr);
3164 }
3165
3166 static void monitor_find_completion(const char *cmdline)
3167 {
3168 const char *cmdname;
3169 char *args[MAX_ARGS];
3170 int nb_args, i, len;
3171 const char *ptype, *str;
3172 const mon_cmd_t *cmd;
3173 const KeyDef *key;
3174
3175 parse_cmdline(cmdline, &nb_args, args);
3176 #ifdef DEBUG_COMPLETION
3177 for(i = 0; i < nb_args; i++) {
3178 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3179 }
3180 #endif
3181
3182 /* if the line ends with a space, it means we want to complete the
3183 next arg */
3184 len = strlen(cmdline);
3185 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3186 if (nb_args >= MAX_ARGS)
3187 return;
3188 args[nb_args++] = qemu_strdup("");
3189 }
3190 if (nb_args <= 1) {
3191 /* command completion */
3192 if (nb_args == 0)
3193 cmdname = "";
3194 else
3195 cmdname = args[0];
3196 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3197 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3198 cmd_completion(cmdname, cmd->name);
3199 }
3200 } else {
3201 /* find the command */
3202 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3203 if (compare_cmd(args[0], cmd->name))
3204 goto found;
3205 }
3206 return;
3207 found:
3208 ptype = next_arg_type(cmd->args_type);
3209 for(i = 0; i < nb_args - 2; i++) {
3210 if (*ptype != '\0') {
3211 ptype = next_arg_type(ptype);
3212 while (*ptype == '?')
3213 ptype = next_arg_type(ptype);
3214 }
3215 }
3216 str = args[nb_args - 1];
3217 if (*ptype == '-' && ptype[1] != '\0') {
3218 ptype += 2;
3219 }
3220 switch(*ptype) {
3221 case 'F':
3222 /* file completion */
3223 readline_set_completion_index(cur_mon->rs, strlen(str));
3224 file_completion(str);
3225 break;
3226 case 'B':
3227 /* block device name completion */
3228 readline_set_completion_index(cur_mon->rs, strlen(str));
3229 bdrv_iterate(block_completion_it, (void *)str);
3230 break;
3231 case 's':
3232 /* XXX: more generic ? */
3233 if (!strcmp(cmd->name, "info")) {
3234 readline_set_completion_index(cur_mon->rs, strlen(str));
3235 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3236 cmd_completion(str, cmd->name);
3237 }
3238 } else if (!strcmp(cmd->name, "sendkey")) {
3239 char *sep = strrchr(str, '-');
3240 if (sep)
3241 str = sep + 1;
3242 readline_set_completion_index(cur_mon->rs, strlen(str));
3243 for(key = key_defs; key->name != NULL; key++) {
3244 cmd_completion(str, key->name);
3245 }
3246 } else if (!strcmp(cmd->name, "help|?")) {
3247 readline_set_completion_index(cur_mon->rs, strlen(str));
3248 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3249 cmd_completion(str, cmd->name);
3250 }
3251 }
3252 break;
3253 default:
3254 break;
3255 }
3256 }
3257 for(i = 0; i < nb_args; i++)
3258 qemu_free(args[i]);
3259 }
3260
3261 static int monitor_can_read(void *opaque)
3262 {
3263 Monitor *mon = opaque;
3264
3265 return (mon->suspend_cnt == 0) ? 128 : 0;
3266 }
3267
3268 static void monitor_read(void *opaque, const uint8_t *buf, int size)
3269 {
3270 Monitor *old_mon = cur_mon;
3271 int i;
3272
3273 cur_mon = opaque;
3274
3275 if (cur_mon->rs) {
3276 for (i = 0; i < size; i++)
3277 readline_handle_byte(cur_mon->rs, buf[i]);
3278 } else {
3279 if (size == 0 || buf[size - 1] != 0)
3280 monitor_printf(cur_mon, "corrupted command\n");
3281 else
3282 monitor_handle_command(cur_mon, (char *)buf);
3283 }
3284
3285 cur_mon = old_mon;
3286 }
3287
3288 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3289 {
3290 monitor_suspend(mon);
3291 monitor_handle_command(mon, cmdline);
3292 monitor_resume(mon);
3293 }
3294
3295 int monitor_suspend(Monitor *mon)
3296 {
3297 if (!mon->rs)
3298 return -ENOTTY;
3299 mon->suspend_cnt++;
3300 return 0;
3301 }
3302
3303 void monitor_resume(Monitor *mon)
3304 {
3305 if (!mon->rs)
3306 return;
3307 if (--mon->suspend_cnt == 0)
3308 readline_show_prompt(mon->rs);
3309 }
3310
3311 static void monitor_event(void *opaque, int event)
3312 {
3313 Monitor *mon = opaque;
3314
3315 switch (event) {
3316 case CHR_EVENT_MUX_IN:
3317 mon->mux_out = 0;
3318 if (mon->reset_seen) {
3319 readline_restart(mon->rs);
3320 monitor_resume(mon);
3321 monitor_flush(mon);
3322 } else {
3323 mon->suspend_cnt = 0;
3324 }
3325 break;
3326
3327 case CHR_EVENT_MUX_OUT:
3328 if (mon->reset_seen) {
3329 if (mon->suspend_cnt == 0) {
3330 monitor_printf(mon, "\n");
3331 }
3332 monitor_flush(mon);
3333 monitor_suspend(mon);
3334 } else {
3335 mon->suspend_cnt++;
3336 }
3337 mon->mux_out = 1;
3338 break;
3339
3340 case CHR_EVENT_RESET:
3341 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3342 "information\n", QEMU_VERSION);
3343 if (!mon->mux_out) {
3344 readline_show_prompt(mon->rs);
3345 }
3346 mon->reset_seen = 1;
3347 break;
3348 }
3349 }
3350
3351
3352 /*
3353 * Local variables:
3354 * c-indent-level: 4
3355 * c-basic-offset: 4
3356 * tab-width: 8
3357 * End:
3358 */
3359
3360 void monitor_init(CharDriverState *chr, int flags)
3361 {
3362 static int is_first_init = 1;
3363 Monitor *mon;
3364
3365 if (is_first_init) {
3366 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3367 is_first_init = 0;
3368 }
3369
3370 mon = qemu_mallocz(sizeof(*mon));
3371
3372 mon->chr = chr;
3373 mon->flags = flags;
3374 if (flags & MONITOR_USE_READLINE) {
3375 mon->rs = readline_init(mon, monitor_find_completion);
3376 monitor_read_command(mon, 0);
3377 }
3378
3379 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3380 mon);
3381
3382 QLIST_INSERT_HEAD(&mon_list, mon, entry);
3383 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3384 cur_mon = mon;
3385 }
3386
3387 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3388 {
3389 BlockDriverState *bs = opaque;
3390 int ret = 0;
3391
3392 if (bdrv_set_key(bs, password) != 0) {
3393 monitor_printf(mon, "invalid password\n");
3394 ret = -EPERM;
3395 }
3396 if (mon->password_completion_cb)
3397 mon->password_completion_cb(mon->password_opaque, ret);
3398
3399 monitor_read_command(mon, 1);
3400 }
3401
3402 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3403 BlockDriverCompletionFunc *completion_cb,
3404 void *opaque)
3405 {
3406 int err;
3407
3408 if (!bdrv_key_required(bs)) {
3409 if (completion_cb)
3410 completion_cb(opaque, 0);
3411 return;
3412 }
3413
3414 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3415 bdrv_get_encrypted_filename(bs));
3416
3417 mon->password_completion_cb = completion_cb;
3418 mon->password_opaque = opaque;
3419
3420 err = monitor_read_password(mon, bdrv_password_cb, bs);
3421
3422 if (err && completion_cb)
3423 completion_cb(opaque, err);
3424 }
3425
3426 typedef struct QemuErrorSink QemuErrorSink;
3427 struct QemuErrorSink {
3428 enum {
3429 ERR_SINK_FILE,
3430 ERR_SINK_MONITOR,
3431 } dest;
3432 union {
3433 FILE *fp;
3434 Monitor *mon;
3435 };
3436 QemuErrorSink *previous;
3437 };
3438
3439 static QemuErrorSink *qemu_error_sink;
3440
3441 void qemu_errors_to_file(FILE *fp)
3442 {
3443 QemuErrorSink *sink;
3444
3445 sink = qemu_mallocz(sizeof(*sink));
3446 sink->dest = ERR_SINK_FILE;
3447 sink->fp = fp;
3448 sink->previous = qemu_error_sink;
3449 qemu_error_sink = sink;
3450 }
3451
3452 void qemu_errors_to_mon(Monitor *mon)
3453 {
3454 QemuErrorSink *sink;
3455
3456 sink = qemu_mallocz(sizeof(*sink));
3457 sink->dest = ERR_SINK_MONITOR;
3458 sink->mon = mon;
3459 sink->previous = qemu_error_sink;
3460 qemu_error_sink = sink;
3461 }
3462
3463 void qemu_errors_to_previous(void)
3464 {
3465 QemuErrorSink *sink;
3466
3467 assert(qemu_error_sink != NULL);
3468 sink = qemu_error_sink;
3469 qemu_error_sink = sink->previous;
3470 qemu_free(sink);
3471 }
3472
3473 void qemu_error(const char *fmt, ...)
3474 {
3475 va_list args;
3476
3477 assert(qemu_error_sink != NULL);
3478 switch (qemu_error_sink->dest) {
3479 case ERR_SINK_FILE:
3480 va_start(args, fmt);
3481 vfprintf(qemu_error_sink->fp, fmt, args);
3482 va_end(args);
3483 break;
3484 case ERR_SINK_MONITOR:
3485 va_start(args, fmt);
3486 monitor_vprintf(qemu_error_sink->mon, fmt, args);
3487 va_end(args);
3488 break;
3489 }
3490 }
Qemu copy for testing