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Guest debugging support for KVM (Jan Kiszka)
[sniper_test.git] / monitor.c
blob44791c2716de4c642569672a987bfc646dd4aa5a
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/usb.h"
27 #include "hw/pcmcia.h"
28 #include "hw/pc.h"
29 #include "hw/pci.h"
30 #include "gdbstub.h"
31 #include "net.h"
32 #include "qemu-char.h"
33 #include "sysemu.h"
34 #include "monitor.h"
35 #include "readline.h"
36 #include "console.h"
37 #include "block.h"
38 #include "audio/audio.h"
39 #include "disas.h"
40 #include "balloon.h"
41 #include "qemu-timer.h"
42 #include "migration.h"
43 #include "kvm.h"
44 #include "acl.h"
45
46 //#define DEBUG
47 //#define DEBUG_COMPLETION
48
49 /*
50 * Supported types:
51 *
52 * 'F' filename
53 * 'B' block device name
54 * 's' string (accept optional quote)
55 * 'i' 32 bit integer
56 * 'l' target long (32 or 64 bit)
57 * '/' optional gdb-like print format (like "/10x")
58 *
59 * '?' optional type (for 'F', 's' and 'i')
60 *
61 */
62
63 typedef struct mon_cmd_t {
64 const char *name;
65 const char *args_type;
66 void *handler;
67 const char *params;
68 const char *help;
69 } mon_cmd_t;
70
71 struct Monitor {
72 CharDriverState *chr;
73 int flags;
74 int suspend_cnt;
75 uint8_t outbuf[1024];
76 int outbuf_index;
77 ReadLineState *rs;
78 CPUState *mon_cpu;
79 BlockDriverCompletionFunc *password_completion_cb;
80 void *password_opaque;
81 LIST_ENTRY(Monitor) entry;
82 };
83
84 static LIST_HEAD(mon_list, Monitor) mon_list;
85
86 static const mon_cmd_t mon_cmds[];
87 static const mon_cmd_t info_cmds[];
88
89 Monitor *cur_mon = NULL;
90
91 static void monitor_command_cb(Monitor *mon, const char *cmdline,
92 void *opaque);
93
94 static void monitor_read_command(Monitor *mon, int show_prompt)
95 {
96 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
97 if (show_prompt)
98 readline_show_prompt(mon->rs);
99 }
100
101 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
102 void *opaque)
103 {
104 if (mon->rs) {
105 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
106 /* prompt is printed on return from the command handler */
107 return 0;
108 } else {
109 monitor_printf(mon, "terminal does not support password prompting\n");
110 return -ENOTTY;
111 }
112 }
113
114 void monitor_flush(Monitor *mon)
115 {
116 if (mon && mon->outbuf_index != 0 && mon->chr->focus == 0) {
117 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
118 mon->outbuf_index = 0;
119 }
120 }
121
122 /* flush at every end of line or if the buffer is full */
123 static void monitor_puts(Monitor *mon, const char *str)
124 {
125 char c;
126
127 if (!mon)
128 return;
129
130 for(;;) {
131 c = *str++;
132 if (c == '\0')
133 break;
134 if (c == '\n')
135 mon->outbuf[mon->outbuf_index++] = '\r';
136 mon->outbuf[mon->outbuf_index++] = c;
137 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
138 || c == '\n')
139 monitor_flush(mon);
140 }
141 }
142
143 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
144 {
145 char buf[4096];
146 vsnprintf(buf, sizeof(buf), fmt, ap);
147 monitor_puts(mon, buf);
148 }
149
150 void monitor_printf(Monitor *mon, const char *fmt, ...)
151 {
152 va_list ap;
153 va_start(ap, fmt);
154 monitor_vprintf(mon, fmt, ap);
155 va_end(ap);
156 }
157
158 void monitor_print_filename(Monitor *mon, const char *filename)
159 {
160 int i;
161
162 for (i = 0; filename[i]; i++) {
163 switch (filename[i]) {
164 case ' ':
165 case '"':
166 case '\\':
167 monitor_printf(mon, "\\%c", filename[i]);
168 break;
169 case '\t':
170 monitor_printf(mon, "\\t");
171 break;
172 case '\r':
173 monitor_printf(mon, "\\r");
174 break;
175 case '\n':
176 monitor_printf(mon, "\\n");
177 break;
178 default:
179 monitor_printf(mon, "%c", filename[i]);
180 break;
181 }
182 }
183 }
184
185 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
186 {
187 va_list ap;
188 va_start(ap, fmt);
189 monitor_vprintf((Monitor *)stream, fmt, ap);
190 va_end(ap);
191 return 0;
192 }
193
194 static int compare_cmd(const char *name, const char *list)
195 {
196 const char *p, *pstart;
197 int len;
198 len = strlen(name);
199 p = list;
200 for(;;) {
201 pstart = p;
202 p = strchr(p, '|');
203 if (!p)
204 p = pstart + strlen(pstart);
205 if ((p - pstart) == len && !memcmp(pstart, name, len))
206 return 1;
207 if (*p == '\0')
208 break;
209 p++;
210 }
211 return 0;
212 }
213
214 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
215 const char *prefix, const char *name)
216 {
217 const mon_cmd_t *cmd;
218
219 for(cmd = cmds; cmd->name != NULL; cmd++) {
220 if (!name || !strcmp(name, cmd->name))
221 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
222 cmd->params, cmd->help);
223 }
224 }
225
226 static void help_cmd(Monitor *mon, const char *name)
227 {
228 if (name && !strcmp(name, "info")) {
229 help_cmd_dump(mon, info_cmds, "info ", NULL);
230 } else {
231 help_cmd_dump(mon, mon_cmds, "", name);
232 if (name && !strcmp(name, "log")) {
233 const CPULogItem *item;
234 monitor_printf(mon, "Log items (comma separated):\n");
235 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
236 for(item = cpu_log_items; item->mask != 0; item++) {
237 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
238 }
239 }
240 }
241 }
242
243 static void do_commit(Monitor *mon, const char *device)
244 {
245 int i, all_devices;
246
247 all_devices = !strcmp(device, "all");
248 for (i = 0; i < nb_drives; i++) {
249 if (all_devices ||
250 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
251 bdrv_commit(drives_table[i].bdrv);
252 }
253 }
254
255 static void do_info(Monitor *mon, const char *item)
256 {
257 const mon_cmd_t *cmd;
258 void (*handler)(Monitor *);
259
260 if (!item)
261 goto help;
262 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
263 if (compare_cmd(item, cmd->name))
264 goto found;
265 }
266 help:
267 help_cmd(mon, "info");
268 return;
269 found:
270 handler = cmd->handler;
271 handler(mon);
272 }
273
274 static void do_info_version(Monitor *mon)
275 {
276 monitor_printf(mon, "%s\n", QEMU_VERSION);
277 }
278
279 static void do_info_name(Monitor *mon)
280 {
281 if (qemu_name)
282 monitor_printf(mon, "%s\n", qemu_name);
283 }
284
285 #if defined(TARGET_I386)
286 static void do_info_hpet(Monitor *mon)
287 {
288 monitor_printf(mon, "HPET is %s by QEMU\n",
289 (no_hpet) ? "disabled" : "enabled");
290 }
291 #endif
292
293 static void do_info_uuid(Monitor *mon)
294 {
295 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
296 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
297 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
298 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
299 qemu_uuid[14], qemu_uuid[15]);
300 }
301
302 /* get the current CPU defined by the user */
303 static int mon_set_cpu(int cpu_index)
304 {
305 CPUState *env;
306
307 for(env = first_cpu; env != NULL; env = env->next_cpu) {
308 if (env->cpu_index == cpu_index) {
309 cur_mon->mon_cpu = env;
310 return 0;
311 }
312 }
313 return -1;
314 }
315
316 static CPUState *mon_get_cpu(void)
317 {
318 if (!cur_mon->mon_cpu) {
319 mon_set_cpu(0);
320 }
321 return cur_mon->mon_cpu;
322 }
323
324 static void do_info_registers(Monitor *mon)
325 {
326 CPUState *env;
327 env = mon_get_cpu();
328 if (!env)
329 return;
330 #ifdef TARGET_I386
331 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
332 X86_DUMP_FPU);
333 #else
334 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
335 0);
336 #endif
337 }
338
339 static void do_info_cpus(Monitor *mon)
340 {
341 CPUState *env;
342
343 /* just to set the default cpu if not already done */
344 mon_get_cpu();
345
346 for(env = first_cpu; env != NULL; env = env->next_cpu) {
347 monitor_printf(mon, "%c CPU #%d:",
348 (env == mon->mon_cpu) ? '*' : ' ',
349 env->cpu_index);
350 #if defined(TARGET_I386)
351 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
352 env->eip + env->segs[R_CS].base);
353 #elif defined(TARGET_PPC)
354 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
355 #elif defined(TARGET_SPARC)
356 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
357 env->pc, env->npc);
358 #elif defined(TARGET_MIPS)
359 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
360 #endif
361 if (env->halted)
362 monitor_printf(mon, " (halted)");
363 monitor_printf(mon, "\n");
364 }
365 }
366
367 static void do_cpu_set(Monitor *mon, int index)
368 {
369 if (mon_set_cpu(index) < 0)
370 monitor_printf(mon, "Invalid CPU index\n");
371 }
372
373 static void do_info_jit(Monitor *mon)
374 {
375 dump_exec_info((FILE *)mon, monitor_fprintf);
376 }
377
378 static void do_info_history(Monitor *mon)
379 {
380 int i;
381 const char *str;
382
383 if (!mon->rs)
384 return;
385 i = 0;
386 for(;;) {
387 str = readline_get_history(mon->rs, i);
388 if (!str)
389 break;
390 monitor_printf(mon, "%d: '%s'\n", i, str);
391 i++;
392 }
393 }
394
395 #if defined(TARGET_PPC)
396 /* XXX: not implemented in other targets */
397 static void do_info_cpu_stats(Monitor *mon)
398 {
399 CPUState *env;
400
401 env = mon_get_cpu();
402 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
403 }
404 #endif
405
406 static void do_quit(Monitor *mon)
407 {
408 exit(0);
409 }
410
411 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
412 {
413 if (bdrv_is_inserted(bs)) {
414 if (!force) {
415 if (!bdrv_is_removable(bs)) {
416 monitor_printf(mon, "device is not removable\n");
417 return -1;
418 }
419 if (bdrv_is_locked(bs)) {
420 monitor_printf(mon, "device is locked\n");
421 return -1;
422 }
423 }
424 bdrv_close(bs);
425 }
426 return 0;
427 }
428
429 static void do_eject(Monitor *mon, int force, const char *filename)
430 {
431 BlockDriverState *bs;
432
433 bs = bdrv_find(filename);
434 if (!bs) {
435 monitor_printf(mon, "device not found\n");
436 return;
437 }
438 eject_device(mon, bs, force);
439 }
440
441 static void do_change_block(Monitor *mon, const char *device,
442 const char *filename, const char *fmt)
443 {
444 BlockDriverState *bs;
445 BlockDriver *drv = NULL;
446
447 bs = bdrv_find(device);
448 if (!bs) {
449 monitor_printf(mon, "device not found\n");
450 return;
451 }
452 if (fmt) {
453 drv = bdrv_find_format(fmt);
454 if (!drv) {
455 monitor_printf(mon, "invalid format %s\n", fmt);
456 return;
457 }
458 }
459 if (eject_device(mon, bs, 0) < 0)
460 return;
461 bdrv_open2(bs, filename, 0, drv);
462 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
463 }
464
465 static void change_vnc_password_cb(Monitor *mon, const char *password,
466 void *opaque)
467 {
468 if (vnc_display_password(NULL, password) < 0)
469 monitor_printf(mon, "could not set VNC server password\n");
470
471 monitor_read_command(mon, 1);
472 }
473
474 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
475 {
476 if (strcmp(target, "passwd") == 0 ||
477 strcmp(target, "password") == 0) {
478 if (arg) {
479 char password[9];
480 strncpy(password, arg, sizeof(password));
481 password[sizeof(password) - 1] = '\0';
482 change_vnc_password_cb(mon, password, NULL);
483 } else {
484 monitor_read_password(mon, change_vnc_password_cb, NULL);
485 }
486 } else {
487 if (vnc_display_open(NULL, target) < 0)
488 monitor_printf(mon, "could not start VNC server on %s\n", target);
489 }
490 }
491
492 static void do_change(Monitor *mon, const char *device, const char *target,
493 const char *arg)
494 {
495 if (strcmp(device, "vnc") == 0) {
496 do_change_vnc(mon, target, arg);
497 } else {
498 do_change_block(mon, device, target, arg);
499 }
500 }
501
502 static void do_screen_dump(Monitor *mon, const char *filename)
503 {
504 vga_hw_screen_dump(filename);
505 }
506
507 static void do_logfile(Monitor *mon, const char *filename)
508 {
509 cpu_set_log_filename(filename);
510 }
511
512 static void do_log(Monitor *mon, const char *items)
513 {
514 int mask;
515
516 if (!strcmp(items, "none")) {
517 mask = 0;
518 } else {
519 mask = cpu_str_to_log_mask(items);
520 if (!mask) {
521 help_cmd(mon, "log");
522 return;
523 }
524 }
525 cpu_set_log(mask);
526 }
527
528 static void do_stop(Monitor *mon)
529 {
530 vm_stop(EXCP_INTERRUPT);
531 }
532
533 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
534
535 struct bdrv_iterate_context {
536 Monitor *mon;
537 int err;
538 };
539
540 static void do_cont(Monitor *mon)
541 {
542 struct bdrv_iterate_context context = { mon, 0 };
543
544 bdrv_iterate(encrypted_bdrv_it, &context);
545 /* only resume the vm if all keys are set and valid */
546 if (!context.err)
547 vm_start();
548 }
549
550 static void bdrv_key_cb(void *opaque, int err)
551 {
552 Monitor *mon = opaque;
553
554 /* another key was set successfully, retry to continue */
555 if (!err)
556 do_cont(mon);
557 }
558
559 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
560 {
561 struct bdrv_iterate_context *context = opaque;
562
563 if (!context->err && bdrv_key_required(bs)) {
564 context->err = -EBUSY;
565 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
566 context->mon);
567 }
568 }
569
570 #ifdef CONFIG_GDBSTUB
571 static void do_gdbserver(Monitor *mon, const char *port)
572 {
573 if (!port)
574 port = DEFAULT_GDBSTUB_PORT;
575 if (gdbserver_start(port) < 0) {
576 monitor_printf(mon, "Could not open gdbserver socket on port '%s'\n",
577 port);
578 } else {
579 monitor_printf(mon, "Waiting gdb connection on port '%s'\n", port);
580 }
581 }
582 #endif
583
584 static void monitor_printc(Monitor *mon, int c)
585 {
586 monitor_printf(mon, "'");
587 switch(c) {
588 case '\'':
589 monitor_printf(mon, "\\'");
590 break;
591 case '\\':
592 monitor_printf(mon, "\\\\");
593 break;
594 case '\n':
595 monitor_printf(mon, "\\n");
596 break;
597 case '\r':
598 monitor_printf(mon, "\\r");
599 break;
600 default:
601 if (c >= 32 && c <= 126) {
602 monitor_printf(mon, "%c", c);
603 } else {
604 monitor_printf(mon, "\\x%02x", c);
605 }
606 break;
607 }
608 monitor_printf(mon, "'");
609 }
610
611 static void memory_dump(Monitor *mon, int count, int format, int wsize,
612 target_phys_addr_t addr, int is_physical)
613 {
614 CPUState *env;
615 int nb_per_line, l, line_size, i, max_digits, len;
616 uint8_t buf[16];
617 uint64_t v;
618
619 if (format == 'i') {
620 int flags;
621 flags = 0;
622 env = mon_get_cpu();
623 if (!env && !is_physical)
624 return;
625 #ifdef TARGET_I386
626 if (wsize == 2) {
627 flags = 1;
628 } else if (wsize == 4) {
629 flags = 0;
630 } else {
631 /* as default we use the current CS size */
632 flags = 0;
633 if (env) {
634 #ifdef TARGET_X86_64
635 if ((env->efer & MSR_EFER_LMA) &&
636 (env->segs[R_CS].flags & DESC_L_MASK))
637 flags = 2;
638 else
639 #endif
640 if (!(env->segs[R_CS].flags & DESC_B_MASK))
641 flags = 1;
642 }
643 }
644 #endif
645 monitor_disas(mon, env, addr, count, is_physical, flags);
646 return;
647 }
648
649 len = wsize * count;
650 if (wsize == 1)
651 line_size = 8;
652 else
653 line_size = 16;
654 nb_per_line = line_size / wsize;
655 max_digits = 0;
656
657 switch(format) {
658 case 'o':
659 max_digits = (wsize * 8 + 2) / 3;
660 break;
661 default:
662 case 'x':
663 max_digits = (wsize * 8) / 4;
664 break;
665 case 'u':
666 case 'd':
667 max_digits = (wsize * 8 * 10 + 32) / 33;
668 break;
669 case 'c':
670 wsize = 1;
671 break;
672 }
673
674 while (len > 0) {
675 if (is_physical)
676 monitor_printf(mon, TARGET_FMT_plx ":", addr);
677 else
678 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
679 l = len;
680 if (l > line_size)
681 l = line_size;
682 if (is_physical) {
683 cpu_physical_memory_rw(addr, buf, l, 0);
684 } else {
685 env = mon_get_cpu();
686 if (!env)
687 break;
688 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
689 monitor_printf(mon, " Cannot access memory\n");
690 break;
691 }
692 }
693 i = 0;
694 while (i < l) {
695 switch(wsize) {
696 default:
697 case 1:
698 v = ldub_raw(buf + i);
699 break;
700 case 2:
701 v = lduw_raw(buf + i);
702 break;
703 case 4:
704 v = (uint32_t)ldl_raw(buf + i);
705 break;
706 case 8:
707 v = ldq_raw(buf + i);
708 break;
709 }
710 monitor_printf(mon, " ");
711 switch(format) {
712 case 'o':
713 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
714 break;
715 case 'x':
716 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
717 break;
718 case 'u':
719 monitor_printf(mon, "%*" PRIu64, max_digits, v);
720 break;
721 case 'd':
722 monitor_printf(mon, "%*" PRId64, max_digits, v);
723 break;
724 case 'c':
725 monitor_printc(mon, v);
726 break;
727 }
728 i += wsize;
729 }
730 monitor_printf(mon, "\n");
731 addr += l;
732 len -= l;
733 }
734 }
735
736 #if TARGET_LONG_BITS == 64
737 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
738 #else
739 #define GET_TLONG(h, l) (l)
740 #endif
741
742 static void do_memory_dump(Monitor *mon, int count, int format, int size,
743 uint32_t addrh, uint32_t addrl)
744 {
745 target_long addr = GET_TLONG(addrh, addrl);
746 memory_dump(mon, count, format, size, addr, 0);
747 }
748
749 #if TARGET_PHYS_ADDR_BITS > 32
750 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
751 #else
752 #define GET_TPHYSADDR(h, l) (l)
753 #endif
754
755 static void do_physical_memory_dump(Monitor *mon, int count, int format,
756 int size, uint32_t addrh, uint32_t addrl)
757
758 {
759 target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
760 memory_dump(mon, count, format, size, addr, 1);
761 }
762
763 static void do_print(Monitor *mon, int count, int format, int size,
764 unsigned int valh, unsigned int vall)
765 {
766 target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
767 #if TARGET_PHYS_ADDR_BITS == 32
768 switch(format) {
769 case 'o':
770 monitor_printf(mon, "%#o", val);
771 break;
772 case 'x':
773 monitor_printf(mon, "%#x", val);
774 break;
775 case 'u':
776 monitor_printf(mon, "%u", val);
777 break;
778 default:
779 case 'd':
780 monitor_printf(mon, "%d", val);
781 break;
782 case 'c':
783 monitor_printc(mon, val);
784 break;
785 }
786 #else
787 switch(format) {
788 case 'o':
789 monitor_printf(mon, "%#" PRIo64, val);
790 break;
791 case 'x':
792 monitor_printf(mon, "%#" PRIx64, val);
793 break;
794 case 'u':
795 monitor_printf(mon, "%" PRIu64, val);
796 break;
797 default:
798 case 'd':
799 monitor_printf(mon, "%" PRId64, val);
800 break;
801 case 'c':
802 monitor_printc(mon, val);
803 break;
804 }
805 #endif
806 monitor_printf(mon, "\n");
807 }
808
809 static void do_memory_save(Monitor *mon, unsigned int valh, unsigned int vall,
810 uint32_t size, const char *filename)
811 {
812 FILE *f;
813 target_long addr = GET_TLONG(valh, vall);
814 uint32_t l;
815 CPUState *env;
816 uint8_t buf[1024];
817
818 env = mon_get_cpu();
819 if (!env)
820 return;
821
822 f = fopen(filename, "wb");
823 if (!f) {
824 monitor_printf(mon, "could not open '%s'\n", filename);
825 return;
826 }
827 while (size != 0) {
828 l = sizeof(buf);
829 if (l > size)
830 l = size;
831 cpu_memory_rw_debug(env, addr, buf, l, 0);
832 fwrite(buf, 1, l, f);
833 addr += l;
834 size -= l;
835 }
836 fclose(f);
837 }
838
839 static void do_physical_memory_save(Monitor *mon, unsigned int valh,
840 unsigned int vall, uint32_t size,
841 const char *filename)
842 {
843 FILE *f;
844 uint32_t l;
845 uint8_t buf[1024];
846 target_phys_addr_t addr = GET_TPHYSADDR(valh, vall);
847
848 f = fopen(filename, "wb");
849 if (!f) {
850 monitor_printf(mon, "could not open '%s'\n", filename);
851 return;
852 }
853 while (size != 0) {
854 l = sizeof(buf);
855 if (l > size)
856 l = size;
857 cpu_physical_memory_rw(addr, buf, l, 0);
858 fwrite(buf, 1, l, f);
859 fflush(f);
860 addr += l;
861 size -= l;
862 }
863 fclose(f);
864 }
865
866 static void do_sum(Monitor *mon, uint32_t start, uint32_t size)
867 {
868 uint32_t addr;
869 uint8_t buf[1];
870 uint16_t sum;
871
872 sum = 0;
873 for(addr = start; addr < (start + size); addr++) {
874 cpu_physical_memory_rw(addr, buf, 1, 0);
875 /* BSD sum algorithm ('sum' Unix command) */
876 sum = (sum >> 1) | (sum << 15);
877 sum += buf[0];
878 }
879 monitor_printf(mon, "%05d\n", sum);
880 }
881
882 typedef struct {
883 int keycode;
884 const char *name;
885 } KeyDef;
886
887 static const KeyDef key_defs[] = {
888 { 0x2a, "shift" },
889 { 0x36, "shift_r" },
890
891 { 0x38, "alt" },
892 { 0xb8, "alt_r" },
893 { 0x64, "altgr" },
894 { 0xe4, "altgr_r" },
895 { 0x1d, "ctrl" },
896 { 0x9d, "ctrl_r" },
897
898 { 0xdd, "menu" },
899
900 { 0x01, "esc" },
901
902 { 0x02, "1" },
903 { 0x03, "2" },
904 { 0x04, "3" },
905 { 0x05, "4" },
906 { 0x06, "5" },
907 { 0x07, "6" },
908 { 0x08, "7" },
909 { 0x09, "8" },
910 { 0x0a, "9" },
911 { 0x0b, "0" },
912 { 0x0c, "minus" },
913 { 0x0d, "equal" },
914 { 0x0e, "backspace" },
915
916 { 0x0f, "tab" },
917 { 0x10, "q" },
918 { 0x11, "w" },
919 { 0x12, "e" },
920 { 0x13, "r" },
921 { 0x14, "t" },
922 { 0x15, "y" },
923 { 0x16, "u" },
924 { 0x17, "i" },
925 { 0x18, "o" },
926 { 0x19, "p" },
927
928 { 0x1c, "ret" },
929
930 { 0x1e, "a" },
931 { 0x1f, "s" },
932 { 0x20, "d" },
933 { 0x21, "f" },
934 { 0x22, "g" },
935 { 0x23, "h" },
936 { 0x24, "j" },
937 { 0x25, "k" },
938 { 0x26, "l" },
939
940 { 0x2c, "z" },
941 { 0x2d, "x" },
942 { 0x2e, "c" },
943 { 0x2f, "v" },
944 { 0x30, "b" },
945 { 0x31, "n" },
946 { 0x32, "m" },
947 { 0x33, "comma" },
948 { 0x34, "dot" },
949 { 0x35, "slash" },
950
951 { 0x37, "asterisk" },
952
953 { 0x39, "spc" },
954 { 0x3a, "caps_lock" },
955 { 0x3b, "f1" },
956 { 0x3c, "f2" },
957 { 0x3d, "f3" },
958 { 0x3e, "f4" },
959 { 0x3f, "f5" },
960 { 0x40, "f6" },
961 { 0x41, "f7" },
962 { 0x42, "f8" },
963 { 0x43, "f9" },
964 { 0x44, "f10" },
965 { 0x45, "num_lock" },
966 { 0x46, "scroll_lock" },
967
968 { 0xb5, "kp_divide" },
969 { 0x37, "kp_multiply" },
970 { 0x4a, "kp_subtract" },
971 { 0x4e, "kp_add" },
972 { 0x9c, "kp_enter" },
973 { 0x53, "kp_decimal" },
974 { 0x54, "sysrq" },
975
976 { 0x52, "kp_0" },
977 { 0x4f, "kp_1" },
978 { 0x50, "kp_2" },
979 { 0x51, "kp_3" },
980 { 0x4b, "kp_4" },
981 { 0x4c, "kp_5" },
982 { 0x4d, "kp_6" },
983 { 0x47, "kp_7" },
984 { 0x48, "kp_8" },
985 { 0x49, "kp_9" },
986
987 { 0x56, "<" },
988
989 { 0x57, "f11" },
990 { 0x58, "f12" },
991
992 { 0xb7, "print" },
993
994 { 0xc7, "home" },
995 { 0xc9, "pgup" },
996 { 0xd1, "pgdn" },
997 { 0xcf, "end" },
998
999 { 0xcb, "left" },
1000 { 0xc8, "up" },
1001 { 0xd0, "down" },
1002 { 0xcd, "right" },
1003
1004 { 0xd2, "insert" },
1005 { 0xd3, "delete" },
1006 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1007 { 0xf0, "stop" },
1008 { 0xf1, "again" },
1009 { 0xf2, "props" },
1010 { 0xf3, "undo" },
1011 { 0xf4, "front" },
1012 { 0xf5, "copy" },
1013 { 0xf6, "open" },
1014 { 0xf7, "paste" },
1015 { 0xf8, "find" },
1016 { 0xf9, "cut" },
1017 { 0xfa, "lf" },
1018 { 0xfb, "help" },
1019 { 0xfc, "meta_l" },
1020 { 0xfd, "meta_r" },
1021 { 0xfe, "compose" },
1022 #endif
1023 { 0, NULL },
1024 };
1025
1026 static int get_keycode(const char *key)
1027 {
1028 const KeyDef *p;
1029 char *endp;
1030 int ret;
1031
1032 for(p = key_defs; p->name != NULL; p++) {
1033 if (!strcmp(key, p->name))
1034 return p->keycode;
1035 }
1036 if (strstart(key, "0x", NULL)) {
1037 ret = strtoul(key, &endp, 0);
1038 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1039 return ret;
1040 }
1041 return -1;
1042 }
1043
1044 #define MAX_KEYCODES 16
1045 static uint8_t keycodes[MAX_KEYCODES];
1046 static int nb_pending_keycodes;
1047 static QEMUTimer *key_timer;
1048
1049 static void release_keys(void *opaque)
1050 {
1051 int keycode;
1052
1053 while (nb_pending_keycodes > 0) {
1054 nb_pending_keycodes--;
1055 keycode = keycodes[nb_pending_keycodes];
1056 if (keycode & 0x80)
1057 kbd_put_keycode(0xe0);
1058 kbd_put_keycode(keycode | 0x80);
1059 }
1060 }
1061
1062 static void do_sendkey(Monitor *mon, const char *string, int has_hold_time,
1063 int hold_time)
1064 {
1065 char keyname_buf[16];
1066 char *separator;
1067 int keyname_len, keycode, i;
1068
1069 if (nb_pending_keycodes > 0) {
1070 qemu_del_timer(key_timer);
1071 release_keys(NULL);
1072 }
1073 if (!has_hold_time)
1074 hold_time = 100;
1075 i = 0;
1076 while (1) {
1077 separator = strchr(string, '-');
1078 keyname_len = separator ? separator - string : strlen(string);
1079 if (keyname_len > 0) {
1080 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1081 if (keyname_len > sizeof(keyname_buf) - 1) {
1082 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1083 return;
1084 }
1085 if (i == MAX_KEYCODES) {
1086 monitor_printf(mon, "too many keys\n");
1087 return;
1088 }
1089 keyname_buf[keyname_len] = 0;
1090 keycode = get_keycode(keyname_buf);
1091 if (keycode < 0) {
1092 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1093 return;
1094 }
1095 keycodes[i++] = keycode;
1096 }
1097 if (!separator)
1098 break;
1099 string = separator + 1;
1100 }
1101 nb_pending_keycodes = i;
1102 /* key down events */
1103 for (i = 0; i < nb_pending_keycodes; i++) {
1104 keycode = keycodes[i];
1105 if (keycode & 0x80)
1106 kbd_put_keycode(0xe0);
1107 kbd_put_keycode(keycode & 0x7f);
1108 }
1109 /* delayed key up events */
1110 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1111 muldiv64(ticks_per_sec, hold_time, 1000));
1112 }
1113
1114 static int mouse_button_state;
1115
1116 static void do_mouse_move(Monitor *mon, const char *dx_str, const char *dy_str,
1117 const char *dz_str)
1118 {
1119 int dx, dy, dz;
1120 dx = strtol(dx_str, NULL, 0);
1121 dy = strtol(dy_str, NULL, 0);
1122 dz = 0;
1123 if (dz_str)
1124 dz = strtol(dz_str, NULL, 0);
1125 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1126 }
1127
1128 static void do_mouse_button(Monitor *mon, int button_state)
1129 {
1130 mouse_button_state = button_state;
1131 kbd_mouse_event(0, 0, 0, mouse_button_state);
1132 }
1133
1134 static void do_ioport_read(Monitor *mon, int count, int format, int size,
1135 int addr, int has_index, int index)
1136 {
1137 uint32_t val;
1138 int suffix;
1139
1140 if (has_index) {
1141 cpu_outb(NULL, addr & 0xffff, index & 0xff);
1142 addr++;
1143 }
1144 addr &= 0xffff;
1145
1146 switch(size) {
1147 default:
1148 case 1:
1149 val = cpu_inb(NULL, addr);
1150 suffix = 'b';
1151 break;
1152 case 2:
1153 val = cpu_inw(NULL, addr);
1154 suffix = 'w';
1155 break;
1156 case 4:
1157 val = cpu_inl(NULL, addr);
1158 suffix = 'l';
1159 break;
1160 }
1161 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1162 suffix, addr, size * 2, val);
1163 }
1164
1165 /* boot_set handler */
1166 static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1167 static void *boot_opaque;
1168
1169 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1170 {
1171 qemu_boot_set_handler = func;
1172 boot_opaque = opaque;
1173 }
1174
1175 static void do_boot_set(Monitor *mon, const char *bootdevice)
1176 {
1177 int res;
1178
1179 if (qemu_boot_set_handler) {
1180 res = qemu_boot_set_handler(boot_opaque, bootdevice);
1181 if (res == 0)
1182 monitor_printf(mon, "boot device list now set to %s\n",
1183 bootdevice);
1184 else
1185 monitor_printf(mon, "setting boot device list failed with "
1186 "error %i\n", res);
1187 } else {
1188 monitor_printf(mon, "no function defined to set boot device list for "
1189 "this architecture\n");
1190 }
1191 }
1192
1193 static void do_system_reset(Monitor *mon)
1194 {
1195 qemu_system_reset_request();
1196 }
1197
1198 static void do_system_powerdown(Monitor *mon)
1199 {
1200 qemu_system_powerdown_request();
1201 }
1202
1203 #if defined(TARGET_I386)
1204 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1205 {
1206 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1207 addr,
1208 pte & mask,
1209 pte & PG_GLOBAL_MASK ? 'G' : '-',
1210 pte & PG_PSE_MASK ? 'P' : '-',
1211 pte & PG_DIRTY_MASK ? 'D' : '-',
1212 pte & PG_ACCESSED_MASK ? 'A' : '-',
1213 pte & PG_PCD_MASK ? 'C' : '-',
1214 pte & PG_PWT_MASK ? 'T' : '-',
1215 pte & PG_USER_MASK ? 'U' : '-',
1216 pte & PG_RW_MASK ? 'W' : '-');
1217 }
1218
1219 static void tlb_info(Monitor *mon)
1220 {
1221 CPUState *env;
1222 int l1, l2;
1223 uint32_t pgd, pde, pte;
1224
1225 env = mon_get_cpu();
1226 if (!env)
1227 return;
1228
1229 if (!(env->cr[0] & CR0_PG_MASK)) {
1230 monitor_printf(mon, "PG disabled\n");
1231 return;
1232 }
1233 pgd = env->cr[3] & ~0xfff;
1234 for(l1 = 0; l1 < 1024; l1++) {
1235 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1236 pde = le32_to_cpu(pde);
1237 if (pde & PG_PRESENT_MASK) {
1238 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1239 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1240 } else {
1241 for(l2 = 0; l2 < 1024; l2++) {
1242 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1243 (uint8_t *)&pte, 4);
1244 pte = le32_to_cpu(pte);
1245 if (pte & PG_PRESENT_MASK) {
1246 print_pte(mon, (l1 << 22) + (l2 << 12),
1247 pte & ~PG_PSE_MASK,
1248 ~0xfff);
1249 }
1250 }
1251 }
1252 }
1253 }
1254 }
1255
1256 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1257 uint32_t end, int prot)
1258 {
1259 int prot1;
1260 prot1 = *plast_prot;
1261 if (prot != prot1) {
1262 if (*pstart != -1) {
1263 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1264 *pstart, end, end - *pstart,
1265 prot1 & PG_USER_MASK ? 'u' : '-',
1266 'r',
1267 prot1 & PG_RW_MASK ? 'w' : '-');
1268 }
1269 if (prot != 0)
1270 *pstart = end;
1271 else
1272 *pstart = -1;
1273 *plast_prot = prot;
1274 }
1275 }
1276
1277 static void mem_info(Monitor *mon)
1278 {
1279 CPUState *env;
1280 int l1, l2, prot, last_prot;
1281 uint32_t pgd, pde, pte, start, end;
1282
1283 env = mon_get_cpu();
1284 if (!env)
1285 return;
1286
1287 if (!(env->cr[0] & CR0_PG_MASK)) {
1288 monitor_printf(mon, "PG disabled\n");
1289 return;
1290 }
1291 pgd = env->cr[3] & ~0xfff;
1292 last_prot = 0;
1293 start = -1;
1294 for(l1 = 0; l1 < 1024; l1++) {
1295 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1296 pde = le32_to_cpu(pde);
1297 end = l1 << 22;
1298 if (pde & PG_PRESENT_MASK) {
1299 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1300 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1301 mem_print(mon, &start, &last_prot, end, prot);
1302 } else {
1303 for(l2 = 0; l2 < 1024; l2++) {
1304 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1305 (uint8_t *)&pte, 4);
1306 pte = le32_to_cpu(pte);
1307 end = (l1 << 22) + (l2 << 12);
1308 if (pte & PG_PRESENT_MASK) {
1309 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1310 } else {
1311 prot = 0;
1312 }
1313 mem_print(mon, &start, &last_prot, end, prot);
1314 }
1315 }
1316 } else {
1317 prot = 0;
1318 mem_print(mon, &start, &last_prot, end, prot);
1319 }
1320 }
1321 }
1322 #endif
1323
1324 #if defined(TARGET_SH4)
1325
1326 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1327 {
1328 monitor_printf(mon, " tlb%i:\t"
1329 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1330 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1331 "dirty=%hhu writethrough=%hhu\n",
1332 idx,
1333 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1334 tlb->v, tlb->sh, tlb->c, tlb->pr,
1335 tlb->d, tlb->wt);
1336 }
1337
1338 static void tlb_info(Monitor *mon)
1339 {
1340 CPUState *env = mon_get_cpu();
1341 int i;
1342
1343 monitor_printf (mon, "ITLB:\n");
1344 for (i = 0 ; i < ITLB_SIZE ; i++)
1345 print_tlb (mon, i, &env->itlb[i]);
1346 monitor_printf (mon, "UTLB:\n");
1347 for (i = 0 ; i < UTLB_SIZE ; i++)
1348 print_tlb (mon, i, &env->utlb[i]);
1349 }
1350
1351 #endif
1352
1353 static void do_info_kqemu(Monitor *mon)
1354 {
1355 #ifdef USE_KQEMU
1356 CPUState *env;
1357 int val;
1358 val = 0;
1359 env = mon_get_cpu();
1360 if (!env) {
1361 monitor_printf(mon, "No cpu initialized yet");
1362 return;
1363 }
1364 val = env->kqemu_enabled;
1365 monitor_printf(mon, "kqemu support: ");
1366 switch(val) {
1367 default:
1368 case 0:
1369 monitor_printf(mon, "disabled\n");
1370 break;
1371 case 1:
1372 monitor_printf(mon, "enabled for user code\n");
1373 break;
1374 case 2:
1375 monitor_printf(mon, "enabled for user and kernel code\n");
1376 break;
1377 }
1378 #else
1379 monitor_printf(mon, "kqemu support: not compiled\n");
1380 #endif
1381 }
1382
1383 static void do_info_kvm(Monitor *mon)
1384 {
1385 #ifdef CONFIG_KVM
1386 monitor_printf(mon, "kvm support: ");
1387 if (kvm_enabled())
1388 monitor_printf(mon, "enabled\n");
1389 else
1390 monitor_printf(mon, "disabled\n");
1391 #else
1392 monitor_printf(mon, "kvm support: not compiled\n");
1393 #endif
1394 }
1395
1396 #ifdef CONFIG_PROFILER
1397
1398 int64_t kqemu_time;
1399 int64_t qemu_time;
1400 int64_t kqemu_exec_count;
1401 int64_t dev_time;
1402 int64_t kqemu_ret_int_count;
1403 int64_t kqemu_ret_excp_count;
1404 int64_t kqemu_ret_intr_count;
1405
1406 static void do_info_profile(Monitor *mon)
1407 {
1408 int64_t total;
1409 total = qemu_time;
1410 if (total == 0)
1411 total = 1;
1412 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1413 dev_time, dev_time / (double)ticks_per_sec);
1414 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1415 qemu_time, qemu_time / (double)ticks_per_sec);
1416 monitor_printf(mon, "kqemu time %" PRId64 " (%0.3f %0.1f%%) count=%"
1417 PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%"
1418 PRId64 "\n",
1419 kqemu_time, kqemu_time / (double)ticks_per_sec,
1420 kqemu_time / (double)total * 100.0,
1421 kqemu_exec_count,
1422 kqemu_ret_int_count,
1423 kqemu_ret_excp_count,
1424 kqemu_ret_intr_count);
1425 qemu_time = 0;
1426 kqemu_time = 0;
1427 kqemu_exec_count = 0;
1428 dev_time = 0;
1429 kqemu_ret_int_count = 0;
1430 kqemu_ret_excp_count = 0;
1431 kqemu_ret_intr_count = 0;
1432 #ifdef USE_KQEMU
1433 kqemu_record_dump();
1434 #endif
1435 }
1436 #else
1437 static void do_info_profile(Monitor *mon)
1438 {
1439 monitor_printf(mon, "Internal profiler not compiled\n");
1440 }
1441 #endif
1442
1443 /* Capture support */
1444 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1445
1446 static void do_info_capture(Monitor *mon)
1447 {
1448 int i;
1449 CaptureState *s;
1450
1451 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1452 monitor_printf(mon, "[%d]: ", i);
1453 s->ops.info (s->opaque);
1454 }
1455 }
1456
1457 static void do_stop_capture(Monitor *mon, int n)
1458 {
1459 int i;
1460 CaptureState *s;
1461
1462 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1463 if (i == n) {
1464 s->ops.destroy (s->opaque);
1465 LIST_REMOVE (s, entries);
1466 qemu_free (s);
1467 return;
1468 }
1469 }
1470 }
1471
1472 #ifdef HAS_AUDIO
1473 static void do_wav_capture(Monitor *mon, const char *path,
1474 int has_freq, int freq,
1475 int has_bits, int bits,
1476 int has_channels, int nchannels)
1477 {
1478 CaptureState *s;
1479
1480 s = qemu_mallocz (sizeof (*s));
1481
1482 freq = has_freq ? freq : 44100;
1483 bits = has_bits ? bits : 16;
1484 nchannels = has_channels ? nchannels : 2;
1485
1486 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1487 monitor_printf(mon, "Faied to add wave capture\n");
1488 qemu_free (s);
1489 }
1490 LIST_INSERT_HEAD (&capture_head, s, entries);
1491 }
1492 #endif
1493
1494 #if defined(TARGET_I386)
1495 static void do_inject_nmi(Monitor *mon, int cpu_index)
1496 {
1497 CPUState *env;
1498
1499 for (env = first_cpu; env != NULL; env = env->next_cpu)
1500 if (env->cpu_index == cpu_index) {
1501 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1502 break;
1503 }
1504 }
1505 #endif
1506
1507 static void do_info_status(Monitor *mon)
1508 {
1509 if (vm_running)
1510 monitor_printf(mon, "VM status: running\n");
1511 else
1512 monitor_printf(mon, "VM status: paused\n");
1513 }
1514
1515
1516 static void do_balloon(Monitor *mon, int value)
1517 {
1518 ram_addr_t target = value;
1519 qemu_balloon(target << 20);
1520 }
1521
1522 static void do_info_balloon(Monitor *mon)
1523 {
1524 ram_addr_t actual;
1525
1526 actual = qemu_balloon_status();
1527 if (kvm_enabled() && !kvm_has_sync_mmu())
1528 monitor_printf(mon, "Using KVM without synchronous MMU, "
1529 "ballooning disabled\n");
1530 else if (actual == 0)
1531 monitor_printf(mon, "Ballooning not activated in VM\n");
1532 else
1533 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1534 }
1535
1536 static void do_acl(Monitor *mon,
1537 const char *command,
1538 const char *aclname,
1539 const char *match,
1540 int has_index,
1541 int index)
1542 {
1543 qemu_acl *acl;
1544
1545 acl = qemu_acl_find(aclname);
1546 if (!acl) {
1547 monitor_printf(mon, "acl: unknown list '%s'\n", aclname);
1548 return;
1549 }
1550
1551 if (strcmp(command, "show") == 0) {
1552 int i = 0;
1553 qemu_acl_entry *entry;
1554 monitor_printf(mon, "policy: %s\n",
1555 acl->defaultDeny ? "deny" : "allow");
1556 TAILQ_FOREACH(entry, &acl->entries, next) {
1557 i++;
1558 monitor_printf(mon, "%d: %s %s\n", i,
1559 entry->deny ? "deny" : "allow",
1560 entry->match);
1561 }
1562 } else if (strcmp(command, "reset") == 0) {
1563 qemu_acl_reset(acl);
1564 monitor_printf(mon, "acl: removed all rules\n");
1565 } else if (strcmp(command, "policy") == 0) {
1566 if (!match) {
1567 monitor_printf(mon, "acl: missing policy parameter\n");
1568 return;
1569 }
1570
1571 if (strcmp(match, "allow") == 0) {
1572 acl->defaultDeny = 0;
1573 monitor_printf(mon, "acl: policy set to 'allow'\n");
1574 } else if (strcmp(match, "deny") == 0) {
1575 acl->defaultDeny = 1;
1576 monitor_printf(mon, "acl: policy set to 'deny'\n");
1577 } else {
1578 monitor_printf(mon, "acl: unknown policy '%s', expected 'deny' or 'allow'\n", match);
1579 }
1580 } else if ((strcmp(command, "allow") == 0) ||
1581 (strcmp(command, "deny") == 0)) {
1582 int deny = strcmp(command, "deny") == 0 ? 1 : 0;
1583 int ret;
1584
1585 if (!match) {
1586 monitor_printf(mon, "acl: missing match parameter\n");
1587 return;
1588 }
1589
1590 if (has_index)
1591 ret = qemu_acl_insert(acl, deny, match, index);
1592 else
1593 ret = qemu_acl_append(acl, deny, match);
1594 if (ret < 0)
1595 monitor_printf(mon, "acl: unable to add acl entry\n");
1596 else
1597 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1598 } else if (strcmp(command, "remove") == 0) {
1599 int ret;
1600
1601 if (!match) {
1602 monitor_printf(mon, "acl: missing match parameter\n");
1603 return;
1604 }
1605
1606 ret = qemu_acl_remove(acl, match);
1607 if (ret < 0)
1608 monitor_printf(mon, "acl: no matching acl entry\n");
1609 else
1610 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1611 } else {
1612 monitor_printf(mon, "acl: unknown command '%s'\n", command);
1613 }
1614 }
1615
1616 /* Please update qemu-doc.texi when adding or changing commands */
1617 static const mon_cmd_t mon_cmds[] = {
1618 { "help|?", "s?", help_cmd,
1619 "[cmd]", "show the help" },
1620 { "commit", "s", do_commit,
1621 "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1622 { "info", "s?", do_info,
1623 "subcommand", "show various information about the system state" },
1624 { "q|quit", "", do_quit,
1625 "", "quit the emulator" },
1626 { "eject", "-fB", do_eject,
1627 "[-f] device", "eject a removable medium (use -f to force it)" },
1628 { "change", "BFs?", do_change,
1629 "device filename [format]", "change a removable medium, optional format" },
1630 { "screendump", "F", do_screen_dump,
1631 "filename", "save screen into PPM image 'filename'" },
1632 { "logfile", "F", do_logfile,
1633 "filename", "output logs to 'filename'" },
1634 { "log", "s", do_log,
1635 "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1636 { "savevm", "s?", do_savevm,
1637 "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1638 { "loadvm", "s", do_loadvm,
1639 "tag|id", "restore a VM snapshot from its tag or id" },
1640 { "delvm", "s", do_delvm,
1641 "tag|id", "delete a VM snapshot from its tag or id" },
1642 { "stop", "", do_stop,
1643 "", "stop emulation", },
1644 { "c|cont", "", do_cont,
1645 "", "resume emulation", },
1646 #ifdef CONFIG_GDBSTUB
1647 { "gdbserver", "s?", do_gdbserver,
1648 "[port]", "start gdbserver session (default port=1234)", },
1649 #endif
1650 { "x", "/l", do_memory_dump,
1651 "/fmt addr", "virtual memory dump starting at 'addr'", },
1652 { "xp", "/l", do_physical_memory_dump,
1653 "/fmt addr", "physical memory dump starting at 'addr'", },
1654 { "p|print", "/l", do_print,
1655 "/fmt expr", "print expression value (use $reg for CPU register access)", },
1656 { "i", "/ii.", do_ioport_read,
1657 "/fmt addr", "I/O port read" },
1658
1659 { "sendkey", "si?", do_sendkey,
1660 "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1661 { "system_reset", "", do_system_reset,
1662 "", "reset the system" },
1663 { "system_powerdown", "", do_system_powerdown,
1664 "", "send system power down event" },
1665 { "sum", "ii", do_sum,
1666 "addr size", "compute the checksum of a memory region" },
1667 { "usb_add", "s", do_usb_add,
1668 "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1669 { "usb_del", "s", do_usb_del,
1670 "device", "remove USB device 'bus.addr'" },
1671 { "cpu", "i", do_cpu_set,
1672 "index", "set the default CPU" },
1673 { "mouse_move", "sss?", do_mouse_move,
1674 "dx dy [dz]", "send mouse move events" },
1675 { "mouse_button", "i", do_mouse_button,
1676 "state", "change mouse button state (1=L, 2=M, 4=R)" },
1677 { "mouse_set", "i", do_mouse_set,
1678 "index", "set which mouse device receives events" },
1679 #ifdef HAS_AUDIO
1680 { "wavcapture", "si?i?i?", do_wav_capture,
1681 "path [frequency bits channels]",
1682 "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1683 #endif
1684 { "stopcapture", "i", do_stop_capture,
1685 "capture index", "stop capture" },
1686 { "memsave", "lis", do_memory_save,
1687 "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1688 { "pmemsave", "lis", do_physical_memory_save,
1689 "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1690 { "boot_set", "s", do_boot_set,
1691 "bootdevice", "define new values for the boot device list" },
1692 #if defined(TARGET_I386)
1693 { "nmi", "i", do_inject_nmi,
1694 "cpu", "inject an NMI on the given CPU", },
1695 #endif
1696 { "migrate", "-ds", do_migrate,
1697 "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1698 { "migrate_cancel", "", do_migrate_cancel,
1699 "", "cancel the current VM migration" },
1700 { "migrate_set_speed", "s", do_migrate_set_speed,
1701 "value", "set maximum speed (in bytes) for migrations" },
1702 #if defined(TARGET_I386)
1703 { "drive_add", "ss", drive_hot_add, "pci_addr=[[<domain>:]<bus>:]<slot>\n"
1704 "[file=file][,if=type][,bus=n]\n"
1705 "[,unit=m][,media=d][index=i]\n"
1706 "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
1707 "[snapshot=on|off][,cache=on|off]",
1708 "add drive to PCI storage controller" },
1709 { "pci_add", "sss", pci_device_hot_add, "pci_addr=auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...", "hot-add PCI device" },
1710 { "pci_del", "s", pci_device_hot_remove, "pci_addr=[[<domain>:]<bus>:]<slot>", "hot remove PCI device" },
1711 { "host_net_add", "ss", net_host_device_add,
1712 "[tap,user,socket,vde] options", "add host VLAN client" },
1713 { "host_net_remove", "is", net_host_device_remove,
1714 "vlan_id name", "remove host VLAN client" },
1715 #endif
1716 { "balloon", "i", do_balloon,
1717 "target", "request VM to change it's memory allocation (in MB)" },
1718 { "set_link", "ss", do_set_link,
1719 "name [up|down]", "change the link status of a network adapter" },
1720 { "acl", "sss?i?", do_acl, "<command> <aclname> [<match>] [<index>]\n",
1721 "acl show vnc.username\n"
1722 "acl policy vnc.username deny\n"
1723 "acl allow vnc.username fred\n"
1724 "acl deny vnc.username bob\n"
1725 "acl reset vnc.username\n" },
1726 { NULL, NULL, },
1727 };
1728
1729 /* Please update qemu-doc.texi when adding or changing commands */
1730 static const mon_cmd_t info_cmds[] = {
1731 { "version", "", do_info_version,
1732 "", "show the version of QEMU" },
1733 { "network", "", do_info_network,
1734 "", "show the network state" },
1735 { "chardev", "", qemu_chr_info,
1736 "", "show the character devices" },
1737 { "block", "", bdrv_info,
1738 "", "show the block devices" },
1739 { "blockstats", "", bdrv_info_stats,
1740 "", "show block device statistics" },
1741 { "registers", "", do_info_registers,
1742 "", "show the cpu registers" },
1743 { "cpus", "", do_info_cpus,
1744 "", "show infos for each CPU" },
1745 { "history", "", do_info_history,
1746 "", "show the command line history", },
1747 { "irq", "", irq_info,
1748 "", "show the interrupts statistics (if available)", },
1749 { "pic", "", pic_info,
1750 "", "show i8259 (PIC) state", },
1751 { "pci", "", pci_info,
1752 "", "show PCI info", },
1753 #if defined(TARGET_I386) || defined(TARGET_SH4)
1754 { "tlb", "", tlb_info,
1755 "", "show virtual to physical memory mappings", },
1756 #endif
1757 #if defined(TARGET_I386)
1758 { "mem", "", mem_info,
1759 "", "show the active virtual memory mappings", },
1760 { "hpet", "", do_info_hpet,
1761 "", "show state of HPET", },
1762 #endif
1763 { "jit", "", do_info_jit,
1764 "", "show dynamic compiler info", },
1765 { "kqemu", "", do_info_kqemu,
1766 "", "show KQEMU information", },
1767 { "kvm", "", do_info_kvm,
1768 "", "show KVM information", },
1769 { "usb", "", usb_info,
1770 "", "show guest USB devices", },
1771 { "usbhost", "", usb_host_info,
1772 "", "show host USB devices", },
1773 { "profile", "", do_info_profile,
1774 "", "show profiling information", },
1775 { "capture", "", do_info_capture,
1776 "", "show capture information" },
1777 { "snapshots", "", do_info_snapshots,
1778 "", "show the currently saved VM snapshots" },
1779 { "status", "", do_info_status,
1780 "", "show the current VM status (running|paused)" },
1781 { "pcmcia", "", pcmcia_info,
1782 "", "show guest PCMCIA status" },
1783 { "mice", "", do_info_mice,
1784 "", "show which guest mouse is receiving events" },
1785 { "vnc", "", do_info_vnc,
1786 "", "show the vnc server status"},
1787 { "name", "", do_info_name,
1788 "", "show the current VM name" },
1789 { "uuid", "", do_info_uuid,
1790 "", "show the current VM UUID" },
1791 #if defined(TARGET_PPC)
1792 { "cpustats", "", do_info_cpu_stats,
1793 "", "show CPU statistics", },
1794 #endif
1795 #if defined(CONFIG_SLIRP)
1796 { "slirp", "", do_info_slirp,
1797 "", "show SLIRP statistics", },
1798 #endif
1799 { "migrate", "", do_info_migrate, "", "show migration status" },
1800 { "balloon", "", do_info_balloon,
1801 "", "show balloon information" },
1802 { NULL, NULL, },
1803 };
1804
1805 /*******************************************************************/
1806
1807 static const char *pch;
1808 static jmp_buf expr_env;
1809
1810 #define MD_TLONG 0
1811 #define MD_I32 1
1812
1813 typedef struct MonitorDef {
1814 const char *name;
1815 int offset;
1816 target_long (*get_value)(const struct MonitorDef *md, int val);
1817 int type;
1818 } MonitorDef;
1819
1820 #if defined(TARGET_I386)
1821 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1822 {
1823 CPUState *env = mon_get_cpu();
1824 if (!env)
1825 return 0;
1826 return env->eip + env->segs[R_CS].base;
1827 }
1828 #endif
1829
1830 #if defined(TARGET_PPC)
1831 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1832 {
1833 CPUState *env = mon_get_cpu();
1834 unsigned int u;
1835 int i;
1836
1837 if (!env)
1838 return 0;
1839
1840 u = 0;
1841 for (i = 0; i < 8; i++)
1842 u |= env->crf[i] << (32 - (4 * i));
1843
1844 return u;
1845 }
1846
1847 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1848 {
1849 CPUState *env = mon_get_cpu();
1850 if (!env)
1851 return 0;
1852 return env->msr;
1853 }
1854
1855 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1856 {
1857 CPUState *env = mon_get_cpu();
1858 if (!env)
1859 return 0;
1860 return env->xer;
1861 }
1862
1863 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1864 {
1865 CPUState *env = mon_get_cpu();
1866 if (!env)
1867 return 0;
1868 return cpu_ppc_load_decr(env);
1869 }
1870
1871 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1872 {
1873 CPUState *env = mon_get_cpu();
1874 if (!env)
1875 return 0;
1876 return cpu_ppc_load_tbu(env);
1877 }
1878
1879 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1880 {
1881 CPUState *env = mon_get_cpu();
1882 if (!env)
1883 return 0;
1884 return cpu_ppc_load_tbl(env);
1885 }
1886 #endif
1887
1888 #if defined(TARGET_SPARC)
1889 #ifndef TARGET_SPARC64
1890 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1891 {
1892 CPUState *env = mon_get_cpu();
1893 if (!env)
1894 return 0;
1895 return GET_PSR(env);
1896 }
1897 #endif
1898
1899 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1900 {
1901 CPUState *env = mon_get_cpu();
1902 if (!env)
1903 return 0;
1904 return env->regwptr[val];
1905 }
1906 #endif
1907
1908 static const MonitorDef monitor_defs[] = {
1909 #ifdef TARGET_I386
1910
1911 #define SEG(name, seg) \
1912 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1913 { name ".base", offsetof(CPUState, segs[seg].base) },\
1914 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1915
1916 { "eax", offsetof(CPUState, regs[0]) },
1917 { "ecx", offsetof(CPUState, regs[1]) },
1918 { "edx", offsetof(CPUState, regs[2]) },
1919 { "ebx", offsetof(CPUState, regs[3]) },
1920 { "esp|sp", offsetof(CPUState, regs[4]) },
1921 { "ebp|fp", offsetof(CPUState, regs[5]) },
1922 { "esi", offsetof(CPUState, regs[6]) },
1923 { "edi", offsetof(CPUState, regs[7]) },
1924 #ifdef TARGET_X86_64
1925 { "r8", offsetof(CPUState, regs[8]) },
1926 { "r9", offsetof(CPUState, regs[9]) },
1927 { "r10", offsetof(CPUState, regs[10]) },
1928 { "r11", offsetof(CPUState, regs[11]) },
1929 { "r12", offsetof(CPUState, regs[12]) },
1930 { "r13", offsetof(CPUState, regs[13]) },
1931 { "r14", offsetof(CPUState, regs[14]) },
1932 { "r15", offsetof(CPUState, regs[15]) },
1933 #endif
1934 { "eflags", offsetof(CPUState, eflags) },
1935 { "eip", offsetof(CPUState, eip) },
1936 SEG("cs", R_CS)
1937 SEG("ds", R_DS)
1938 SEG("es", R_ES)
1939 SEG("ss", R_SS)
1940 SEG("fs", R_FS)
1941 SEG("gs", R_GS)
1942 { "pc", 0, monitor_get_pc, },
1943 #elif defined(TARGET_PPC)
1944 /* General purpose registers */
1945 { "r0", offsetof(CPUState, gpr[0]) },
1946 { "r1", offsetof(CPUState, gpr[1]) },
1947 { "r2", offsetof(CPUState, gpr[2]) },
1948 { "r3", offsetof(CPUState, gpr[3]) },
1949 { "r4", offsetof(CPUState, gpr[4]) },
1950 { "r5", offsetof(CPUState, gpr[5]) },
1951 { "r6", offsetof(CPUState, gpr[6]) },
1952 { "r7", offsetof(CPUState, gpr[7]) },
1953 { "r8", offsetof(CPUState, gpr[8]) },
1954 { "r9", offsetof(CPUState, gpr[9]) },
1955 { "r10", offsetof(CPUState, gpr[10]) },
1956 { "r11", offsetof(CPUState, gpr[11]) },
1957 { "r12", offsetof(CPUState, gpr[12]) },
1958 { "r13", offsetof(CPUState, gpr[13]) },
1959 { "r14", offsetof(CPUState, gpr[14]) },
1960 { "r15", offsetof(CPUState, gpr[15]) },
1961 { "r16", offsetof(CPUState, gpr[16]) },
1962 { "r17", offsetof(CPUState, gpr[17]) },
1963 { "r18", offsetof(CPUState, gpr[18]) },
1964 { "r19", offsetof(CPUState, gpr[19]) },
1965 { "r20", offsetof(CPUState, gpr[20]) },
1966 { "r21", offsetof(CPUState, gpr[21]) },
1967 { "r22", offsetof(CPUState, gpr[22]) },
1968 { "r23", offsetof(CPUState, gpr[23]) },
1969 { "r24", offsetof(CPUState, gpr[24]) },
1970 { "r25", offsetof(CPUState, gpr[25]) },
1971 { "r26", offsetof(CPUState, gpr[26]) },
1972 { "r27", offsetof(CPUState, gpr[27]) },
1973 { "r28", offsetof(CPUState, gpr[28]) },
1974 { "r29", offsetof(CPUState, gpr[29]) },
1975 { "r30", offsetof(CPUState, gpr[30]) },
1976 { "r31", offsetof(CPUState, gpr[31]) },
1977 /* Floating point registers */
1978 { "f0", offsetof(CPUState, fpr[0]) },
1979 { "f1", offsetof(CPUState, fpr[1]) },
1980 { "f2", offsetof(CPUState, fpr[2]) },
1981 { "f3", offsetof(CPUState, fpr[3]) },
1982 { "f4", offsetof(CPUState, fpr[4]) },
1983 { "f5", offsetof(CPUState, fpr[5]) },
1984 { "f6", offsetof(CPUState, fpr[6]) },
1985 { "f7", offsetof(CPUState, fpr[7]) },
1986 { "f8", offsetof(CPUState, fpr[8]) },
1987 { "f9", offsetof(CPUState, fpr[9]) },
1988 { "f10", offsetof(CPUState, fpr[10]) },
1989 { "f11", offsetof(CPUState, fpr[11]) },
1990 { "f12", offsetof(CPUState, fpr[12]) },
1991 { "f13", offsetof(CPUState, fpr[13]) },
1992 { "f14", offsetof(CPUState, fpr[14]) },
1993 { "f15", offsetof(CPUState, fpr[15]) },
1994 { "f16", offsetof(CPUState, fpr[16]) },
1995 { "f17", offsetof(CPUState, fpr[17]) },
1996 { "f18", offsetof(CPUState, fpr[18]) },
1997 { "f19", offsetof(CPUState, fpr[19]) },
1998 { "f20", offsetof(CPUState, fpr[20]) },
1999 { "f21", offsetof(CPUState, fpr[21]) },
2000 { "f22", offsetof(CPUState, fpr[22]) },
2001 { "f23", offsetof(CPUState, fpr[23]) },
2002 { "f24", offsetof(CPUState, fpr[24]) },
2003 { "f25", offsetof(CPUState, fpr[25]) },
2004 { "f26", offsetof(CPUState, fpr[26]) },
2005 { "f27", offsetof(CPUState, fpr[27]) },
2006 { "f28", offsetof(CPUState, fpr[28]) },
2007 { "f29", offsetof(CPUState, fpr[29]) },
2008 { "f30", offsetof(CPUState, fpr[30]) },
2009 { "f31", offsetof(CPUState, fpr[31]) },
2010 { "fpscr", offsetof(CPUState, fpscr) },
2011 /* Next instruction pointer */
2012 { "nip|pc", offsetof(CPUState, nip) },
2013 { "lr", offsetof(CPUState, lr) },
2014 { "ctr", offsetof(CPUState, ctr) },
2015 { "decr", 0, &monitor_get_decr, },
2016 { "ccr", 0, &monitor_get_ccr, },
2017 /* Machine state register */
2018 { "msr", 0, &monitor_get_msr, },
2019 { "xer", 0, &monitor_get_xer, },
2020 { "tbu", 0, &monitor_get_tbu, },
2021 { "tbl", 0, &monitor_get_tbl, },
2022 #if defined(TARGET_PPC64)
2023 /* Address space register */
2024 { "asr", offsetof(CPUState, asr) },
2025 #endif
2026 /* Segment registers */
2027 { "sdr1", offsetof(CPUState, sdr1) },
2028 { "sr0", offsetof(CPUState, sr[0]) },
2029 { "sr1", offsetof(CPUState, sr[1]) },
2030 { "sr2", offsetof(CPUState, sr[2]) },
2031 { "sr3", offsetof(CPUState, sr[3]) },
2032 { "sr4", offsetof(CPUState, sr[4]) },
2033 { "sr5", offsetof(CPUState, sr[5]) },
2034 { "sr6", offsetof(CPUState, sr[6]) },
2035 { "sr7", offsetof(CPUState, sr[7]) },
2036 { "sr8", offsetof(CPUState, sr[8]) },
2037 { "sr9", offsetof(CPUState, sr[9]) },
2038 { "sr10", offsetof(CPUState, sr[10]) },
2039 { "sr11", offsetof(CPUState, sr[11]) },
2040 { "sr12", offsetof(CPUState, sr[12]) },
2041 { "sr13", offsetof(CPUState, sr[13]) },
2042 { "sr14", offsetof(CPUState, sr[14]) },
2043 { "sr15", offsetof(CPUState, sr[15]) },
2044 /* Too lazy to put BATs and SPRs ... */
2045 #elif defined(TARGET_SPARC)
2046 { "g0", offsetof(CPUState, gregs[0]) },
2047 { "g1", offsetof(CPUState, gregs[1]) },
2048 { "g2", offsetof(CPUState, gregs[2]) },
2049 { "g3", offsetof(CPUState, gregs[3]) },
2050 { "g4", offsetof(CPUState, gregs[4]) },
2051 { "g5", offsetof(CPUState, gregs[5]) },
2052 { "g6", offsetof(CPUState, gregs[6]) },
2053 { "g7", offsetof(CPUState, gregs[7]) },
2054 { "o0", 0, monitor_get_reg },
2055 { "o1", 1, monitor_get_reg },
2056 { "o2", 2, monitor_get_reg },
2057 { "o3", 3, monitor_get_reg },
2058 { "o4", 4, monitor_get_reg },
2059 { "o5", 5, monitor_get_reg },
2060 { "o6", 6, monitor_get_reg },
2061 { "o7", 7, monitor_get_reg },
2062 { "l0", 8, monitor_get_reg },
2063 { "l1", 9, monitor_get_reg },
2064 { "l2", 10, monitor_get_reg },
2065 { "l3", 11, monitor_get_reg },
2066 { "l4", 12, monitor_get_reg },
2067 { "l5", 13, monitor_get_reg },
2068 { "l6", 14, monitor_get_reg },
2069 { "l7", 15, monitor_get_reg },
2070 { "i0", 16, monitor_get_reg },
2071 { "i1", 17, monitor_get_reg },
2072 { "i2", 18, monitor_get_reg },
2073 { "i3", 19, monitor_get_reg },
2074 { "i4", 20, monitor_get_reg },
2075 { "i5", 21, monitor_get_reg },
2076 { "i6", 22, monitor_get_reg },
2077 { "i7", 23, monitor_get_reg },
2078 { "pc", offsetof(CPUState, pc) },
2079 { "npc", offsetof(CPUState, npc) },
2080 { "y", offsetof(CPUState, y) },
2081 #ifndef TARGET_SPARC64
2082 { "psr", 0, &monitor_get_psr, },
2083 { "wim", offsetof(CPUState, wim) },
2084 #endif
2085 { "tbr", offsetof(CPUState, tbr) },
2086 { "fsr", offsetof(CPUState, fsr) },
2087 { "f0", offsetof(CPUState, fpr[0]) },
2088 { "f1", offsetof(CPUState, fpr[1]) },
2089 { "f2", offsetof(CPUState, fpr[2]) },
2090 { "f3", offsetof(CPUState, fpr[3]) },
2091 { "f4", offsetof(CPUState, fpr[4]) },
2092 { "f5", offsetof(CPUState, fpr[5]) },
2093 { "f6", offsetof(CPUState, fpr[6]) },
2094 { "f7", offsetof(CPUState, fpr[7]) },
2095 { "f8", offsetof(CPUState, fpr[8]) },
2096 { "f9", offsetof(CPUState, fpr[9]) },
2097 { "f10", offsetof(CPUState, fpr[10]) },
2098 { "f11", offsetof(CPUState, fpr[11]) },
2099 { "f12", offsetof(CPUState, fpr[12]) },
2100 { "f13", offsetof(CPUState, fpr[13]) },
2101 { "f14", offsetof(CPUState, fpr[14]) },
2102 { "f15", offsetof(CPUState, fpr[15]) },
2103 { "f16", offsetof(CPUState, fpr[16]) },
2104 { "f17", offsetof(CPUState, fpr[17]) },
2105 { "f18", offsetof(CPUState, fpr[18]) },
2106 { "f19", offsetof(CPUState, fpr[19]) },
2107 { "f20", offsetof(CPUState, fpr[20]) },
2108 { "f21", offsetof(CPUState, fpr[21]) },
2109 { "f22", offsetof(CPUState, fpr[22]) },
2110 { "f23", offsetof(CPUState, fpr[23]) },
2111 { "f24", offsetof(CPUState, fpr[24]) },
2112 { "f25", offsetof(CPUState, fpr[25]) },
2113 { "f26", offsetof(CPUState, fpr[26]) },
2114 { "f27", offsetof(CPUState, fpr[27]) },
2115 { "f28", offsetof(CPUState, fpr[28]) },
2116 { "f29", offsetof(CPUState, fpr[29]) },
2117 { "f30", offsetof(CPUState, fpr[30]) },
2118 { "f31", offsetof(CPUState, fpr[31]) },
2119 #ifdef TARGET_SPARC64
2120 { "f32", offsetof(CPUState, fpr[32]) },
2121 { "f34", offsetof(CPUState, fpr[34]) },
2122 { "f36", offsetof(CPUState, fpr[36]) },
2123 { "f38", offsetof(CPUState, fpr[38]) },
2124 { "f40", offsetof(CPUState, fpr[40]) },
2125 { "f42", offsetof(CPUState, fpr[42]) },
2126 { "f44", offsetof(CPUState, fpr[44]) },
2127 { "f46", offsetof(CPUState, fpr[46]) },
2128 { "f48", offsetof(CPUState, fpr[48]) },
2129 { "f50", offsetof(CPUState, fpr[50]) },
2130 { "f52", offsetof(CPUState, fpr[52]) },
2131 { "f54", offsetof(CPUState, fpr[54]) },
2132 { "f56", offsetof(CPUState, fpr[56]) },
2133 { "f58", offsetof(CPUState, fpr[58]) },
2134 { "f60", offsetof(CPUState, fpr[60]) },
2135 { "f62", offsetof(CPUState, fpr[62]) },
2136 { "asi", offsetof(CPUState, asi) },
2137 { "pstate", offsetof(CPUState, pstate) },
2138 { "cansave", offsetof(CPUState, cansave) },
2139 { "canrestore", offsetof(CPUState, canrestore) },
2140 { "otherwin", offsetof(CPUState, otherwin) },
2141 { "wstate", offsetof(CPUState, wstate) },
2142 { "cleanwin", offsetof(CPUState, cleanwin) },
2143 { "fprs", offsetof(CPUState, fprs) },
2144 #endif
2145 #endif
2146 { NULL },
2147 };
2148
2149 static void expr_error(Monitor *mon, const char *msg)
2150 {
2151 monitor_printf(mon, "%s\n", msg);
2152 longjmp(expr_env, 1);
2153 }
2154
2155 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2156 static int get_monitor_def(target_long *pval, const char *name)
2157 {
2158 const MonitorDef *md;
2159 void *ptr;
2160
2161 for(md = monitor_defs; md->name != NULL; md++) {
2162 if (compare_cmd(name, md->name)) {
2163 if (md->get_value) {
2164 *pval = md->get_value(md, md->offset);
2165 } else {
2166 CPUState *env = mon_get_cpu();
2167 if (!env)
2168 return -2;
2169 ptr = (uint8_t *)env + md->offset;
2170 switch(md->type) {
2171 case MD_I32:
2172 *pval = *(int32_t *)ptr;
2173 break;
2174 case MD_TLONG:
2175 *pval = *(target_long *)ptr;
2176 break;
2177 default:
2178 *pval = 0;
2179 break;
2180 }
2181 }
2182 return 0;
2183 }
2184 }
2185 return -1;
2186 }
2187
2188 static void next(void)
2189 {
2190 if (pch != '\0') {
2191 pch++;
2192 while (qemu_isspace(*pch))
2193 pch++;
2194 }
2195 }
2196
2197 static int64_t expr_sum(Monitor *mon);
2198
2199 static int64_t expr_unary(Monitor *mon)
2200 {
2201 int64_t n;
2202 char *p;
2203 int ret;
2204
2205 switch(*pch) {
2206 case '+':
2207 next();
2208 n = expr_unary(mon);
2209 break;
2210 case '-':
2211 next();
2212 n = -expr_unary(mon);
2213 break;
2214 case '~':
2215 next();
2216 n = ~expr_unary(mon);
2217 break;
2218 case '(':
2219 next();
2220 n = expr_sum(mon);
2221 if (*pch != ')') {
2222 expr_error(mon, "')' expected");
2223 }
2224 next();
2225 break;
2226 case '\'':
2227 pch++;
2228 if (*pch == '\0')
2229 expr_error(mon, "character constant expected");
2230 n = *pch;
2231 pch++;
2232 if (*pch != '\'')
2233 expr_error(mon, "missing terminating \' character");
2234 next();
2235 break;
2236 case '$':
2237 {
2238 char buf[128], *q;
2239 target_long reg=0;
2240
2241 pch++;
2242 q = buf;
2243 while ((*pch >= 'a' && *pch <= 'z') ||
2244 (*pch >= 'A' && *pch <= 'Z') ||
2245 (*pch >= '0' && *pch <= '9') ||
2246 *pch == '_' || *pch == '.') {
2247 if ((q - buf) < sizeof(buf) - 1)
2248 *q++ = *pch;
2249 pch++;
2250 }
2251 while (qemu_isspace(*pch))
2252 pch++;
2253 *q = 0;
2254 ret = get_monitor_def(&reg, buf);
2255 if (ret == -1)
2256 expr_error(mon, "unknown register");
2257 else if (ret == -2)
2258 expr_error(mon, "no cpu defined");
2259 n = reg;
2260 }
2261 break;
2262 case '\0':
2263 expr_error(mon, "unexpected end of expression");
2264 n = 0;
2265 break;
2266 default:
2267 #if TARGET_PHYS_ADDR_BITS > 32
2268 n = strtoull(pch, &p, 0);
2269 #else
2270 n = strtoul(pch, &p, 0);
2271 #endif
2272 if (pch == p) {
2273 expr_error(mon, "invalid char in expression");
2274 }
2275 pch = p;
2276 while (qemu_isspace(*pch))
2277 pch++;
2278 break;
2279 }
2280 return n;
2281 }
2282
2283
2284 static int64_t expr_prod(Monitor *mon)
2285 {
2286 int64_t val, val2;
2287 int op;
2288
2289 val = expr_unary(mon);
2290 for(;;) {
2291 op = *pch;
2292 if (op != '*' && op != '/' && op != '%')
2293 break;
2294 next();
2295 val2 = expr_unary(mon);
2296 switch(op) {
2297 default:
2298 case '*':
2299 val *= val2;
2300 break;
2301 case '/':
2302 case '%':
2303 if (val2 == 0)
2304 expr_error(mon, "division by zero");
2305 if (op == '/')
2306 val /= val2;
2307 else
2308 val %= val2;
2309 break;
2310 }
2311 }
2312 return val;
2313 }
2314
2315 static int64_t expr_logic(Monitor *mon)
2316 {
2317 int64_t val, val2;
2318 int op;
2319
2320 val = expr_prod(mon);
2321 for(;;) {
2322 op = *pch;
2323 if (op != '&' && op != '|' && op != '^')
2324 break;
2325 next();
2326 val2 = expr_prod(mon);
2327 switch(op) {
2328 default:
2329 case '&':
2330 val &= val2;
2331 break;
2332 case '|':
2333 val |= val2;
2334 break;
2335 case '^':
2336 val ^= val2;
2337 break;
2338 }
2339 }
2340 return val;
2341 }
2342
2343 static int64_t expr_sum(Monitor *mon)
2344 {
2345 int64_t val, val2;
2346 int op;
2347
2348 val = expr_logic(mon);
2349 for(;;) {
2350 op = *pch;
2351 if (op != '+' && op != '-')
2352 break;
2353 next();
2354 val2 = expr_logic(mon);
2355 if (op == '+')
2356 val += val2;
2357 else
2358 val -= val2;
2359 }
2360 return val;
2361 }
2362
2363 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2364 {
2365 pch = *pp;
2366 if (setjmp(expr_env)) {
2367 *pp = pch;
2368 return -1;
2369 }
2370 while (qemu_isspace(*pch))
2371 pch++;
2372 *pval = expr_sum(mon);
2373 *pp = pch;
2374 return 0;
2375 }
2376
2377 static int get_str(char *buf, int buf_size, const char **pp)
2378 {
2379 const char *p;
2380 char *q;
2381 int c;
2382
2383 q = buf;
2384 p = *pp;
2385 while (qemu_isspace(*p))
2386 p++;
2387 if (*p == '\0') {
2388 fail:
2389 *q = '\0';
2390 *pp = p;
2391 return -1;
2392 }
2393 if (*p == '\"') {
2394 p++;
2395 while (*p != '\0' && *p != '\"') {
2396 if (*p == '\\') {
2397 p++;
2398 c = *p++;
2399 switch(c) {
2400 case 'n':
2401 c = '\n';
2402 break;
2403 case 'r':
2404 c = '\r';
2405 break;
2406 case '\\':
2407 case '\'':
2408 case '\"':
2409 break;
2410 default:
2411 qemu_printf("unsupported escape code: '\\%c'\n", c);
2412 goto fail;
2413 }
2414 if ((q - buf) < buf_size - 1) {
2415 *q++ = c;
2416 }
2417 } else {
2418 if ((q - buf) < buf_size - 1) {
2419 *q++ = *p;
2420 }
2421 p++;
2422 }
2423 }
2424 if (*p != '\"') {
2425 qemu_printf("unterminated string\n");
2426 goto fail;
2427 }
2428 p++;
2429 } else {
2430 while (*p != '\0' && !qemu_isspace(*p)) {
2431 if ((q - buf) < buf_size - 1) {
2432 *q++ = *p;
2433 }
2434 p++;
2435 }
2436 }
2437 *q = '\0';
2438 *pp = p;
2439 return 0;
2440 }
2441
2442 static int default_fmt_format = 'x';
2443 static int default_fmt_size = 4;
2444
2445 #define MAX_ARGS 16
2446
2447 static void monitor_handle_command(Monitor *mon, const char *cmdline)
2448 {
2449 const char *p, *pstart, *typestr;
2450 char *q;
2451 int c, nb_args, len, i, has_arg;
2452 const mon_cmd_t *cmd;
2453 char cmdname[256];
2454 char buf[1024];
2455 void *str_allocated[MAX_ARGS];
2456 void *args[MAX_ARGS];
2457 void (*handler_0)(Monitor *mon);
2458 void (*handler_1)(Monitor *mon, void *arg0);
2459 void (*handler_2)(Monitor *mon, void *arg0, void *arg1);
2460 void (*handler_3)(Monitor *mon, void *arg0, void *arg1, void *arg2);
2461 void (*handler_4)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2462 void *arg3);
2463 void (*handler_5)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2464 void *arg3, void *arg4);
2465 void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2466 void *arg3, void *arg4, void *arg5);
2467 void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2468 void *arg3, void *arg4, void *arg5, void *arg6);
2469
2470 #ifdef DEBUG
2471 monitor_printf(mon, "command='%s'\n", cmdline);
2472 #endif
2473
2474 /* extract the command name */
2475 p = cmdline;
2476 q = cmdname;
2477 while (qemu_isspace(*p))
2478 p++;
2479 if (*p == '\0')
2480 return;
2481 pstart = p;
2482 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2483 p++;
2484 len = p - pstart;
2485 if (len > sizeof(cmdname) - 1)
2486 len = sizeof(cmdname) - 1;
2487 memcpy(cmdname, pstart, len);
2488 cmdname[len] = '\0';
2489
2490 /* find the command */
2491 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2492 if (compare_cmd(cmdname, cmd->name))
2493 goto found;
2494 }
2495 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2496 return;
2497 found:
2498
2499 for(i = 0; i < MAX_ARGS; i++)
2500 str_allocated[i] = NULL;
2501
2502 /* parse the parameters */
2503 typestr = cmd->args_type;
2504 nb_args = 0;
2505 for(;;) {
2506 c = *typestr;
2507 if (c == '\0')
2508 break;
2509 typestr++;
2510 switch(c) {
2511 case 'F':
2512 case 'B':
2513 case 's':
2514 {
2515 int ret;
2516 char *str;
2517
2518 while (qemu_isspace(*p))
2519 p++;
2520 if (*typestr == '?') {
2521 typestr++;
2522 if (*p == '\0') {
2523 /* no optional string: NULL argument */
2524 str = NULL;
2525 goto add_str;
2526 }
2527 }
2528 ret = get_str(buf, sizeof(buf), &p);
2529 if (ret < 0) {
2530 switch(c) {
2531 case 'F':
2532 monitor_printf(mon, "%s: filename expected\n",
2533 cmdname);
2534 break;
2535 case 'B':
2536 monitor_printf(mon, "%s: block device name expected\n",
2537 cmdname);
2538 break;
2539 default:
2540 monitor_printf(mon, "%s: string expected\n", cmdname);
2541 break;
2542 }
2543 goto fail;
2544 }
2545 str = qemu_malloc(strlen(buf) + 1);
2546 pstrcpy(str, sizeof(buf), buf);
2547 str_allocated[nb_args] = str;
2548 add_str:
2549 if (nb_args >= MAX_ARGS) {
2550 error_args:
2551 monitor_printf(mon, "%s: too many arguments\n", cmdname);
2552 goto fail;
2553 }
2554 args[nb_args++] = str;
2555 }
2556 break;
2557 case '/':
2558 {
2559 int count, format, size;
2560
2561 while (qemu_isspace(*p))
2562 p++;
2563 if (*p == '/') {
2564 /* format found */
2565 p++;
2566 count = 1;
2567 if (qemu_isdigit(*p)) {
2568 count = 0;
2569 while (qemu_isdigit(*p)) {
2570 count = count * 10 + (*p - '0');
2571 p++;
2572 }
2573 }
2574 size = -1;
2575 format = -1;
2576 for(;;) {
2577 switch(*p) {
2578 case 'o':
2579 case 'd':
2580 case 'u':
2581 case 'x':
2582 case 'i':
2583 case 'c':
2584 format = *p++;
2585 break;
2586 case 'b':
2587 size = 1;
2588 p++;
2589 break;
2590 case 'h':
2591 size = 2;
2592 p++;
2593 break;
2594 case 'w':
2595 size = 4;
2596 p++;
2597 break;
2598 case 'g':
2599 case 'L':
2600 size = 8;
2601 p++;
2602 break;
2603 default:
2604 goto next;
2605 }
2606 }
2607 next:
2608 if (*p != '\0' && !qemu_isspace(*p)) {
2609 monitor_printf(mon, "invalid char in format: '%c'\n",
2610 *p);
2611 goto fail;
2612 }
2613 if (format < 0)
2614 format = default_fmt_format;
2615 if (format != 'i') {
2616 /* for 'i', not specifying a size gives -1 as size */
2617 if (size < 0)
2618 size = default_fmt_size;
2619 default_fmt_size = size;
2620 }
2621 default_fmt_format = format;
2622 } else {
2623 count = 1;
2624 format = default_fmt_format;
2625 if (format != 'i') {
2626 size = default_fmt_size;
2627 } else {
2628 size = -1;
2629 }
2630 }
2631 if (nb_args + 3 > MAX_ARGS)
2632 goto error_args;
2633 args[nb_args++] = (void*)(long)count;
2634 args[nb_args++] = (void*)(long)format;
2635 args[nb_args++] = (void*)(long)size;
2636 }
2637 break;
2638 case 'i':
2639 case 'l':
2640 {
2641 int64_t val;
2642
2643 while (qemu_isspace(*p))
2644 p++;
2645 if (*typestr == '?' || *typestr == '.') {
2646 if (*typestr == '?') {
2647 if (*p == '\0')
2648 has_arg = 0;
2649 else
2650 has_arg = 1;
2651 } else {
2652 if (*p == '.') {
2653 p++;
2654 while (qemu_isspace(*p))
2655 p++;
2656 has_arg = 1;
2657 } else {
2658 has_arg = 0;
2659 }
2660 }
2661 typestr++;
2662 if (nb_args >= MAX_ARGS)
2663 goto error_args;
2664 args[nb_args++] = (void *)(long)has_arg;
2665 if (!has_arg) {
2666 if (nb_args >= MAX_ARGS)
2667 goto error_args;
2668 val = -1;
2669 goto add_num;
2670 }
2671 }
2672 if (get_expr(mon, &val, &p))
2673 goto fail;
2674 add_num:
2675 if (c == 'i') {
2676 if (nb_args >= MAX_ARGS)
2677 goto error_args;
2678 args[nb_args++] = (void *)(long)val;
2679 } else {
2680 if ((nb_args + 1) >= MAX_ARGS)
2681 goto error_args;
2682 #if TARGET_PHYS_ADDR_BITS > 32
2683 args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2684 #else
2685 args[nb_args++] = (void *)0;
2686 #endif
2687 args[nb_args++] = (void *)(long)(val & 0xffffffff);
2688 }
2689 }
2690 break;
2691 case '-':
2692 {
2693 int has_option;
2694 /* option */
2695
2696 c = *typestr++;
2697 if (c == '\0')
2698 goto bad_type;
2699 while (qemu_isspace(*p))
2700 p++;
2701 has_option = 0;
2702 if (*p == '-') {
2703 p++;
2704 if (*p != c) {
2705 monitor_printf(mon, "%s: unsupported option -%c\n",
2706 cmdname, *p);
2707 goto fail;
2708 }
2709 p++;
2710 has_option = 1;
2711 }
2712 if (nb_args >= MAX_ARGS)
2713 goto error_args;
2714 args[nb_args++] = (void *)(long)has_option;
2715 }
2716 break;
2717 default:
2718 bad_type:
2719 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2720 goto fail;
2721 }
2722 }
2723 /* check that all arguments were parsed */
2724 while (qemu_isspace(*p))
2725 p++;
2726 if (*p != '\0') {
2727 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2728 cmdname);
2729 goto fail;
2730 }
2731
2732 switch(nb_args) {
2733 case 0:
2734 handler_0 = cmd->handler;
2735 handler_0(mon);
2736 break;
2737 case 1:
2738 handler_1 = cmd->handler;
2739 handler_1(mon, args[0]);
2740 break;
2741 case 2:
2742 handler_2 = cmd->handler;
2743 handler_2(mon, args[0], args[1]);
2744 break;
2745 case 3:
2746 handler_3 = cmd->handler;
2747 handler_3(mon, args[0], args[1], args[2]);
2748 break;
2749 case 4:
2750 handler_4 = cmd->handler;
2751 handler_4(mon, args[0], args[1], args[2], args[3]);
2752 break;
2753 case 5:
2754 handler_5 = cmd->handler;
2755 handler_5(mon, args[0], args[1], args[2], args[3], args[4]);
2756 break;
2757 case 6:
2758 handler_6 = cmd->handler;
2759 handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2760 break;
2761 case 7:
2762 handler_7 = cmd->handler;
2763 handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2764 args[6]);
2765 break;
2766 default:
2767 monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2768 goto fail;
2769 }
2770 fail:
2771 for(i = 0; i < MAX_ARGS; i++)
2772 qemu_free(str_allocated[i]);
2773 return;
2774 }
2775
2776 static void cmd_completion(const char *name, const char *list)
2777 {
2778 const char *p, *pstart;
2779 char cmd[128];
2780 int len;
2781
2782 p = list;
2783 for(;;) {
2784 pstart = p;
2785 p = strchr(p, '|');
2786 if (!p)
2787 p = pstart + strlen(pstart);
2788 len = p - pstart;
2789 if (len > sizeof(cmd) - 2)
2790 len = sizeof(cmd) - 2;
2791 memcpy(cmd, pstart, len);
2792 cmd[len] = '\0';
2793 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2794 readline_add_completion(cur_mon->rs, cmd);
2795 }
2796 if (*p == '\0')
2797 break;
2798 p++;
2799 }
2800 }
2801
2802 static void file_completion(const char *input)
2803 {
2804 DIR *ffs;
2805 struct dirent *d;
2806 char path[1024];
2807 char file[1024], file_prefix[1024];
2808 int input_path_len;
2809 const char *p;
2810
2811 p = strrchr(input, '/');
2812 if (!p) {
2813 input_path_len = 0;
2814 pstrcpy(file_prefix, sizeof(file_prefix), input);
2815 pstrcpy(path, sizeof(path), ".");
2816 } else {
2817 input_path_len = p - input + 1;
2818 memcpy(path, input, input_path_len);
2819 if (input_path_len > sizeof(path) - 1)
2820 input_path_len = sizeof(path) - 1;
2821 path[input_path_len] = '\0';
2822 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2823 }
2824 #ifdef DEBUG_COMPLETION
2825 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2826 input, path, file_prefix);
2827 #endif
2828 ffs = opendir(path);
2829 if (!ffs)
2830 return;
2831 for(;;) {
2832 struct stat sb;
2833 d = readdir(ffs);
2834 if (!d)
2835 break;
2836 if (strstart(d->d_name, file_prefix, NULL)) {
2837 memcpy(file, input, input_path_len);
2838 if (input_path_len < sizeof(file))
2839 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2840 d->d_name);
2841 /* stat the file to find out if it's a directory.
2842 * In that case add a slash to speed up typing long paths
2843 */
2844 stat(file, &sb);
2845 if(S_ISDIR(sb.st_mode))
2846 pstrcat(file, sizeof(file), "/");
2847 readline_add_completion(cur_mon->rs, file);
2848 }
2849 }
2850 closedir(ffs);
2851 }
2852
2853 static void block_completion_it(void *opaque, BlockDriverState *bs)
2854 {
2855 const char *name = bdrv_get_device_name(bs);
2856 const char *input = opaque;
2857
2858 if (input[0] == '\0' ||
2859 !strncmp(name, (char *)input, strlen(input))) {
2860 readline_add_completion(cur_mon->rs, name);
2861 }
2862 }
2863
2864 /* NOTE: this parser is an approximate form of the real command parser */
2865 static void parse_cmdline(const char *cmdline,
2866 int *pnb_args, char **args)
2867 {
2868 const char *p;
2869 int nb_args, ret;
2870 char buf[1024];
2871
2872 p = cmdline;
2873 nb_args = 0;
2874 for(;;) {
2875 while (qemu_isspace(*p))
2876 p++;
2877 if (*p == '\0')
2878 break;
2879 if (nb_args >= MAX_ARGS)
2880 break;
2881 ret = get_str(buf, sizeof(buf), &p);
2882 args[nb_args] = qemu_strdup(buf);
2883 nb_args++;
2884 if (ret < 0)
2885 break;
2886 }
2887 *pnb_args = nb_args;
2888 }
2889
2890 static void monitor_find_completion(const char *cmdline)
2891 {
2892 const char *cmdname;
2893 char *args[MAX_ARGS];
2894 int nb_args, i, len;
2895 const char *ptype, *str;
2896 const mon_cmd_t *cmd;
2897 const KeyDef *key;
2898
2899 parse_cmdline(cmdline, &nb_args, args);
2900 #ifdef DEBUG_COMPLETION
2901 for(i = 0; i < nb_args; i++) {
2902 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2903 }
2904 #endif
2905
2906 /* if the line ends with a space, it means we want to complete the
2907 next arg */
2908 len = strlen(cmdline);
2909 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2910 if (nb_args >= MAX_ARGS)
2911 return;
2912 args[nb_args++] = qemu_strdup("");
2913 }
2914 if (nb_args <= 1) {
2915 /* command completion */
2916 if (nb_args == 0)
2917 cmdname = "";
2918 else
2919 cmdname = args[0];
2920 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
2921 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2922 cmd_completion(cmdname, cmd->name);
2923 }
2924 } else {
2925 /* find the command */
2926 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2927 if (compare_cmd(args[0], cmd->name))
2928 goto found;
2929 }
2930 return;
2931 found:
2932 ptype = cmd->args_type;
2933 for(i = 0; i < nb_args - 2; i++) {
2934 if (*ptype != '\0') {
2935 ptype++;
2936 while (*ptype == '?')
2937 ptype++;
2938 }
2939 }
2940 str = args[nb_args - 1];
2941 switch(*ptype) {
2942 case 'F':
2943 /* file completion */
2944 readline_set_completion_index(cur_mon->rs, strlen(str));
2945 file_completion(str);
2946 break;
2947 case 'B':
2948 /* block device name completion */
2949 readline_set_completion_index(cur_mon->rs, strlen(str));
2950 bdrv_iterate(block_completion_it, (void *)str);
2951 break;
2952 case 's':
2953 /* XXX: more generic ? */
2954 if (!strcmp(cmd->name, "info")) {
2955 readline_set_completion_index(cur_mon->rs, strlen(str));
2956 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2957 cmd_completion(str, cmd->name);
2958 }
2959 } else if (!strcmp(cmd->name, "sendkey")) {
2960 char *sep = strrchr(str, '-');
2961 if (sep)
2962 str = sep + 1;
2963 readline_set_completion_index(cur_mon->rs, strlen(str));
2964 for(key = key_defs; key->name != NULL; key++) {
2965 cmd_completion(str, key->name);
2966 }
2967 }
2968 break;
2969 default:
2970 break;
2971 }
2972 }
2973 for(i = 0; i < nb_args; i++)
2974 qemu_free(args[i]);
2975 }
2976
2977 static int monitor_can_read(void *opaque)
2978 {
2979 Monitor *mon = opaque;
2980
2981 return (mon->suspend_cnt == 0) ? 128 : 0;
2982 }
2983
2984 static void monitor_read(void *opaque, const uint8_t *buf, int size)
2985 {
2986 Monitor *old_mon = cur_mon;
2987 int i;
2988
2989 cur_mon = opaque;
2990
2991 if (cur_mon->rs) {
2992 for (i = 0; i < size; i++)
2993 readline_handle_byte(cur_mon->rs, buf[i]);
2994 } else {
2995 if (size == 0 || buf[size - 1] != 0)
2996 monitor_printf(cur_mon, "corrupted command\n");
2997 else
2998 monitor_handle_command(cur_mon, (char *)buf);
2999 }
3000
3001 cur_mon = old_mon;
3002 }
3003
3004 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3005 {
3006 monitor_suspend(mon);
3007 monitor_handle_command(mon, cmdline);
3008 monitor_resume(mon);
3009 }
3010
3011 int monitor_suspend(Monitor *mon)
3012 {
3013 if (!mon->rs)
3014 return -ENOTTY;
3015 mon->suspend_cnt++;
3016 return 0;
3017 }
3018
3019 void monitor_resume(Monitor *mon)
3020 {
3021 if (!mon->rs)
3022 return;
3023 if (--mon->suspend_cnt == 0)
3024 readline_show_prompt(mon->rs);
3025 }
3026
3027 static void monitor_event(void *opaque, int event)
3028 {
3029 Monitor *mon = opaque;
3030
3031 switch (event) {
3032 case CHR_EVENT_MUX_IN:
3033 readline_restart(mon->rs);
3034 monitor_resume(mon);
3035 monitor_flush(mon);
3036 break;
3037
3038 case CHR_EVENT_MUX_OUT:
3039 if (mon->suspend_cnt == 0)
3040 monitor_printf(mon, "\n");
3041 monitor_flush(mon);
3042 monitor_suspend(mon);
3043 break;
3044
3045 case CHR_EVENT_RESET:
3046 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3047 "information\n", QEMU_VERSION);
3048 if (mon->chr->focus == 0)
3049 readline_show_prompt(mon->rs);
3050 break;
3051 }
3052 }
3053
3054
3055 /*
3056 * Local variables:
3057 * c-indent-level: 4
3058 * c-basic-offset: 4
3059 * tab-width: 8
3060 * End:
3061 */
3062
3063 void monitor_init(CharDriverState *chr, int flags)
3064 {
3065 static int is_first_init = 1;
3066 Monitor *mon;
3067
3068 if (is_first_init) {
3069 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3070 is_first_init = 0;
3071 }
3072
3073 mon = qemu_mallocz(sizeof(*mon));
3074
3075 mon->chr = chr;
3076 mon->flags = flags;
3077 if (mon->chr->focus != 0)
3078 mon->suspend_cnt = 1; /* mux'ed monitors start suspended */
3079 if (flags & MONITOR_USE_READLINE) {
3080 mon->rs = readline_init(mon, monitor_find_completion);
3081 monitor_read_command(mon, 0);
3082 }
3083
3084 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3085 mon);
3086
3087 LIST_INSERT_HEAD(&mon_list, mon, entry);
3088 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3089 cur_mon = mon;
3090 }
3091
3092 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3093 {
3094 BlockDriverState *bs = opaque;
3095 int ret = 0;
3096
3097 if (bdrv_set_key(bs, password) != 0) {
3098 monitor_printf(mon, "invalid password\n");
3099 ret = -EPERM;
3100 }
3101 if (mon->password_completion_cb)
3102 mon->password_completion_cb(mon->password_opaque, ret);
3103
3104 monitor_read_command(mon, 1);
3105 }
3106
3107 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3108 BlockDriverCompletionFunc *completion_cb,
3109 void *opaque)
3110 {
3111 int err;
3112
3113 if (!bdrv_key_required(bs)) {
3114 if (completion_cb)
3115 completion_cb(opaque, 0);
3116 return;
3117 }
3118
3119 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3120 bdrv_get_encrypted_filename(bs));
3121
3122 mon->password_completion_cb = completion_cb;
3123 mon->password_opaque = opaque;
3124
3125 err = monitor_read_password(mon, bdrv_password_cb, bs);
3126
3127 if (err && completion_cb)
3128 completion_cb(opaque, err);
3129 }