sparc64: fix helper_st_asi little endian case typo
[qemu/aliguori-queue.git] / monitor.c
blob342af32326e5d972e786f7f59edf9a2bdfe542a4
1 /*
2 * QEMU monitor
4 * Copyright (c) 2003-2004 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
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 "gdbstub.h"
33 #include "net.h"
34 #include "qemu-char.h"
35 #include "sysemu.h"
36 #include "monitor.h"
37 #include "readline.h"
38 #include "console.h"
39 #include "block.h"
40 #include "audio/audio.h"
41 #include "disas.h"
42 #include "balloon.h"
43 #include "qemu-timer.h"
44 #include "migration.h"
45 #include "kvm.h"
46 #include "acl.h"
48 //#define DEBUG
49 //#define DEBUG_COMPLETION
52 * Supported types:
54 * 'F' filename
55 * 'B' block device name
56 * 's' string (accept optional quote)
57 * 'i' 32 bit integer
58 * 'l' target long (32 or 64 bit)
59 * '/' optional gdb-like print format (like "/10x")
61 * '?' optional type (for 'F', 's' and 'i')
65 typedef struct mon_cmd_t {
66 const char *name;
67 const char *args_type;
68 void *handler;
69 const char *params;
70 const char *help;
71 } mon_cmd_t;
73 struct Monitor {
74 CharDriverState *chr;
75 int flags;
76 int suspend_cnt;
77 uint8_t outbuf[1024];
78 int outbuf_index;
79 ReadLineState *rs;
80 CPUState *mon_cpu;
81 BlockDriverCompletionFunc *password_completion_cb;
82 void *password_opaque;
83 LIST_ENTRY(Monitor) entry;
86 static LIST_HEAD(mon_list, Monitor) mon_list;
88 static const mon_cmd_t mon_cmds[];
89 static const mon_cmd_t info_cmds[];
91 Monitor *cur_mon = NULL;
93 static void monitor_command_cb(Monitor *mon, const char *cmdline,
94 void *opaque);
96 static void monitor_read_command(Monitor *mon, int show_prompt)
98 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
99 if (show_prompt)
100 readline_show_prompt(mon->rs);
103 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
104 void *opaque)
106 if (mon->rs) {
107 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
108 /* prompt is printed on return from the command handler */
109 return 0;
110 } else {
111 monitor_printf(mon, "terminal does not support password prompting\n");
112 return -ENOTTY;
116 void monitor_flush(Monitor *mon)
118 if (mon && mon->outbuf_index != 0 && mon->chr->focus == 0) {
119 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
120 mon->outbuf_index = 0;
124 /* flush at every end of line or if the buffer is full */
125 static void monitor_puts(Monitor *mon, const char *str)
127 char c;
129 if (!mon)
130 return;
132 for(;;) {
133 c = *str++;
134 if (c == '\0')
135 break;
136 if (c == '\n')
137 mon->outbuf[mon->outbuf_index++] = '\r';
138 mon->outbuf[mon->outbuf_index++] = c;
139 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
140 || c == '\n')
141 monitor_flush(mon);
145 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
147 char buf[4096];
148 vsnprintf(buf, sizeof(buf), fmt, ap);
149 monitor_puts(mon, buf);
152 void monitor_printf(Monitor *mon, const char *fmt, ...)
154 va_list ap;
155 va_start(ap, fmt);
156 monitor_vprintf(mon, fmt, ap);
157 va_end(ap);
160 void monitor_print_filename(Monitor *mon, const char *filename)
162 int i;
164 for (i = 0; filename[i]; i++) {
165 switch (filename[i]) {
166 case ' ':
167 case '"':
168 case '\\':
169 monitor_printf(mon, "\\%c", filename[i]);
170 break;
171 case '\t':
172 monitor_printf(mon, "\\t");
173 break;
174 case '\r':
175 monitor_printf(mon, "\\r");
176 break;
177 case '\n':
178 monitor_printf(mon, "\\n");
179 break;
180 default:
181 monitor_printf(mon, "%c", filename[i]);
182 break;
187 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
189 va_list ap;
190 va_start(ap, fmt);
191 monitor_vprintf((Monitor *)stream, fmt, ap);
192 va_end(ap);
193 return 0;
196 static int compare_cmd(const char *name, const char *list)
198 const char *p, *pstart;
199 int len;
200 len = strlen(name);
201 p = list;
202 for(;;) {
203 pstart = p;
204 p = strchr(p, '|');
205 if (!p)
206 p = pstart + strlen(pstart);
207 if ((p - pstart) == len && !memcmp(pstart, name, len))
208 return 1;
209 if (*p == '\0')
210 break;
211 p++;
213 return 0;
216 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
217 const char *prefix, const char *name)
219 const mon_cmd_t *cmd;
221 for(cmd = cmds; cmd->name != NULL; cmd++) {
222 if (!name || !strcmp(name, cmd->name))
223 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
224 cmd->params, cmd->help);
228 static void help_cmd(Monitor *mon, const char *name)
230 if (name && !strcmp(name, "info")) {
231 help_cmd_dump(mon, info_cmds, "info ", NULL);
232 } else {
233 help_cmd_dump(mon, mon_cmds, "", name);
234 if (name && !strcmp(name, "log")) {
235 const CPULogItem *item;
236 monitor_printf(mon, "Log items (comma separated):\n");
237 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
238 for(item = cpu_log_items; item->mask != 0; item++) {
239 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
245 static void do_commit(Monitor *mon, const char *device)
247 int i, all_devices;
249 all_devices = !strcmp(device, "all");
250 for (i = 0; i < nb_drives; i++) {
251 if (all_devices ||
252 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
253 bdrv_commit(drives_table[i].bdrv);
257 static void do_info(Monitor *mon, const char *item)
259 const mon_cmd_t *cmd;
260 void (*handler)(Monitor *);
262 if (!item)
263 goto help;
264 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
265 if (compare_cmd(item, cmd->name))
266 goto found;
268 help:
269 help_cmd(mon, "info");
270 return;
271 found:
272 handler = cmd->handler;
273 handler(mon);
276 static void do_info_version(Monitor *mon)
278 monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
281 static void do_info_name(Monitor *mon)
283 if (qemu_name)
284 monitor_printf(mon, "%s\n", qemu_name);
287 #if defined(TARGET_I386)
288 static void do_info_hpet(Monitor *mon)
290 monitor_printf(mon, "HPET is %s by QEMU\n",
291 (no_hpet) ? "disabled" : "enabled");
293 #endif
295 static void do_info_uuid(Monitor *mon)
297 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
298 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
299 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
300 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
301 qemu_uuid[14], qemu_uuid[15]);
304 /* get the current CPU defined by the user */
305 static int mon_set_cpu(int cpu_index)
307 CPUState *env;
309 for(env = first_cpu; env != NULL; env = env->next_cpu) {
310 if (env->cpu_index == cpu_index) {
311 cur_mon->mon_cpu = env;
312 return 0;
315 return -1;
318 static CPUState *mon_get_cpu(void)
320 if (!cur_mon->mon_cpu) {
321 mon_set_cpu(0);
323 cpu_synchronize_state(cur_mon->mon_cpu, 0);
324 return cur_mon->mon_cpu;
327 static void do_info_registers(Monitor *mon)
329 CPUState *env;
330 env = mon_get_cpu();
331 if (!env)
332 return;
333 #ifdef TARGET_I386
334 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
335 X86_DUMP_FPU);
336 #else
337 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
339 #endif
342 static void do_info_cpus(Monitor *mon)
344 CPUState *env;
346 /* just to set the default cpu if not already done */
347 mon_get_cpu();
349 for(env = first_cpu; env != NULL; env = env->next_cpu) {
350 cpu_synchronize_state(env, 0);
351 monitor_printf(mon, "%c CPU #%d:",
352 (env == mon->mon_cpu) ? '*' : ' ',
353 env->cpu_index);
354 #if defined(TARGET_I386)
355 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
356 env->eip + env->segs[R_CS].base);
357 #elif defined(TARGET_PPC)
358 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
359 #elif defined(TARGET_SPARC)
360 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
361 env->pc, env->npc);
362 #elif defined(TARGET_MIPS)
363 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
364 #endif
365 if (env->halted)
366 monitor_printf(mon, " (halted)");
367 monitor_printf(mon, "\n");
371 static void do_cpu_set(Monitor *mon, int index)
373 if (mon_set_cpu(index) < 0)
374 monitor_printf(mon, "Invalid CPU index\n");
377 static void do_info_jit(Monitor *mon)
379 dump_exec_info((FILE *)mon, monitor_fprintf);
382 static void do_info_history(Monitor *mon)
384 int i;
385 const char *str;
387 if (!mon->rs)
388 return;
389 i = 0;
390 for(;;) {
391 str = readline_get_history(mon->rs, i);
392 if (!str)
393 break;
394 monitor_printf(mon, "%d: '%s'\n", i, str);
395 i++;
399 #if defined(TARGET_PPC)
400 /* XXX: not implemented in other targets */
401 static void do_info_cpu_stats(Monitor *mon)
403 CPUState *env;
405 env = mon_get_cpu();
406 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
408 #endif
410 static void do_quit(Monitor *mon)
412 exit(0);
415 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
417 if (bdrv_is_inserted(bs)) {
418 if (!force) {
419 if (!bdrv_is_removable(bs)) {
420 monitor_printf(mon, "device is not removable\n");
421 return -1;
423 if (bdrv_is_locked(bs)) {
424 monitor_printf(mon, "device is locked\n");
425 return -1;
428 bdrv_close(bs);
430 return 0;
433 static void do_eject(Monitor *mon, int force, const char *filename)
435 BlockDriverState *bs;
437 bs = bdrv_find(filename);
438 if (!bs) {
439 monitor_printf(mon, "device not found\n");
440 return;
442 eject_device(mon, bs, force);
445 static void do_change_block(Monitor *mon, const char *device,
446 const char *filename, const char *fmt)
448 BlockDriverState *bs;
449 BlockDriver *drv = NULL;
451 bs = bdrv_find(device);
452 if (!bs) {
453 monitor_printf(mon, "device not found\n");
454 return;
456 if (fmt) {
457 drv = bdrv_find_format(fmt);
458 if (!drv) {
459 monitor_printf(mon, "invalid format %s\n", fmt);
460 return;
463 if (eject_device(mon, bs, 0) < 0)
464 return;
465 bdrv_open2(bs, filename, 0, drv);
466 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
469 static void change_vnc_password_cb(Monitor *mon, const char *password,
470 void *opaque)
472 if (vnc_display_password(NULL, password) < 0)
473 monitor_printf(mon, "could not set VNC server password\n");
475 monitor_read_command(mon, 1);
478 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
480 if (strcmp(target, "passwd") == 0 ||
481 strcmp(target, "password") == 0) {
482 if (arg) {
483 char password[9];
484 strncpy(password, arg, sizeof(password));
485 password[sizeof(password) - 1] = '\0';
486 change_vnc_password_cb(mon, password, NULL);
487 } else {
488 monitor_read_password(mon, change_vnc_password_cb, NULL);
490 } else {
491 if (vnc_display_open(NULL, target) < 0)
492 monitor_printf(mon, "could not start VNC server on %s\n", target);
496 static void do_change(Monitor *mon, const char *device, const char *target,
497 const char *arg)
499 if (strcmp(device, "vnc") == 0) {
500 do_change_vnc(mon, target, arg);
501 } else {
502 do_change_block(mon, device, target, arg);
506 static void do_screen_dump(Monitor *mon, const char *filename)
508 vga_hw_screen_dump(filename);
511 static void do_logfile(Monitor *mon, const char *filename)
513 cpu_set_log_filename(filename);
516 static void do_log(Monitor *mon, const char *items)
518 int mask;
520 if (!strcmp(items, "none")) {
521 mask = 0;
522 } else {
523 mask = cpu_str_to_log_mask(items);
524 if (!mask) {
525 help_cmd(mon, "log");
526 return;
529 cpu_set_log(mask);
532 static void do_singlestep(Monitor *mon, const char *option)
534 if (!option || !strcmp(option, "on")) {
535 singlestep = 1;
536 } else if (!strcmp(option, "off")) {
537 singlestep = 0;
538 } else {
539 monitor_printf(mon, "unexpected option %s\n", option);
543 static void do_stop(Monitor *mon)
545 vm_stop(EXCP_INTERRUPT);
548 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
550 struct bdrv_iterate_context {
551 Monitor *mon;
552 int err;
555 static void do_cont(Monitor *mon)
557 struct bdrv_iterate_context context = { mon, 0 };
559 bdrv_iterate(encrypted_bdrv_it, &context);
560 /* only resume the vm if all keys are set and valid */
561 if (!context.err)
562 vm_start();
565 static void bdrv_key_cb(void *opaque, int err)
567 Monitor *mon = opaque;
569 /* another key was set successfully, retry to continue */
570 if (!err)
571 do_cont(mon);
574 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
576 struct bdrv_iterate_context *context = opaque;
578 if (!context->err && bdrv_key_required(bs)) {
579 context->err = -EBUSY;
580 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
581 context->mon);
585 static void do_gdbserver(Monitor *mon, const char *device)
587 if (!device)
588 device = "tcp::" DEFAULT_GDBSTUB_PORT;
589 if (gdbserver_start(device) < 0) {
590 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
591 device);
592 } else if (strcmp(device, "none") == 0) {
593 monitor_printf(mon, "Disabled gdbserver\n");
594 } else {
595 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
596 device);
600 static void do_watchdog_action(Monitor *mon, const char *action)
602 if (select_watchdog_action(action) == -1) {
603 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
607 static void monitor_printc(Monitor *mon, int c)
609 monitor_printf(mon, "'");
610 switch(c) {
611 case '\'':
612 monitor_printf(mon, "\\'");
613 break;
614 case '\\':
615 monitor_printf(mon, "\\\\");
616 break;
617 case '\n':
618 monitor_printf(mon, "\\n");
619 break;
620 case '\r':
621 monitor_printf(mon, "\\r");
622 break;
623 default:
624 if (c >= 32 && c <= 126) {
625 monitor_printf(mon, "%c", c);
626 } else {
627 monitor_printf(mon, "\\x%02x", c);
629 break;
631 monitor_printf(mon, "'");
634 static void memory_dump(Monitor *mon, int count, int format, int wsize,
635 target_phys_addr_t addr, int is_physical)
637 CPUState *env;
638 int nb_per_line, l, line_size, i, max_digits, len;
639 uint8_t buf[16];
640 uint64_t v;
642 if (format == 'i') {
643 int flags;
644 flags = 0;
645 env = mon_get_cpu();
646 if (!env && !is_physical)
647 return;
648 #ifdef TARGET_I386
649 if (wsize == 2) {
650 flags = 1;
651 } else if (wsize == 4) {
652 flags = 0;
653 } else {
654 /* as default we use the current CS size */
655 flags = 0;
656 if (env) {
657 #ifdef TARGET_X86_64
658 if ((env->efer & MSR_EFER_LMA) &&
659 (env->segs[R_CS].flags & DESC_L_MASK))
660 flags = 2;
661 else
662 #endif
663 if (!(env->segs[R_CS].flags & DESC_B_MASK))
664 flags = 1;
667 #endif
668 monitor_disas(mon, env, addr, count, is_physical, flags);
669 return;
672 len = wsize * count;
673 if (wsize == 1)
674 line_size = 8;
675 else
676 line_size = 16;
677 nb_per_line = line_size / wsize;
678 max_digits = 0;
680 switch(format) {
681 case 'o':
682 max_digits = (wsize * 8 + 2) / 3;
683 break;
684 default:
685 case 'x':
686 max_digits = (wsize * 8) / 4;
687 break;
688 case 'u':
689 case 'd':
690 max_digits = (wsize * 8 * 10 + 32) / 33;
691 break;
692 case 'c':
693 wsize = 1;
694 break;
697 while (len > 0) {
698 if (is_physical)
699 monitor_printf(mon, TARGET_FMT_plx ":", addr);
700 else
701 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
702 l = len;
703 if (l > line_size)
704 l = line_size;
705 if (is_physical) {
706 cpu_physical_memory_rw(addr, buf, l, 0);
707 } else {
708 env = mon_get_cpu();
709 if (!env)
710 break;
711 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
712 monitor_printf(mon, " Cannot access memory\n");
713 break;
716 i = 0;
717 while (i < l) {
718 switch(wsize) {
719 default:
720 case 1:
721 v = ldub_raw(buf + i);
722 break;
723 case 2:
724 v = lduw_raw(buf + i);
725 break;
726 case 4:
727 v = (uint32_t)ldl_raw(buf + i);
728 break;
729 case 8:
730 v = ldq_raw(buf + i);
731 break;
733 monitor_printf(mon, " ");
734 switch(format) {
735 case 'o':
736 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
737 break;
738 case 'x':
739 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
740 break;
741 case 'u':
742 monitor_printf(mon, "%*" PRIu64, max_digits, v);
743 break;
744 case 'd':
745 monitor_printf(mon, "%*" PRId64, max_digits, v);
746 break;
747 case 'c':
748 monitor_printc(mon, v);
749 break;
751 i += wsize;
753 monitor_printf(mon, "\n");
754 addr += l;
755 len -= l;
759 #if TARGET_LONG_BITS == 64
760 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
761 #else
762 #define GET_TLONG(h, l) (l)
763 #endif
765 static void do_memory_dump(Monitor *mon, int count, int format, int size,
766 uint32_t addrh, uint32_t addrl)
768 target_long addr = GET_TLONG(addrh, addrl);
769 memory_dump(mon, count, format, size, addr, 0);
772 #if TARGET_PHYS_ADDR_BITS > 32
773 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
774 #else
775 #define GET_TPHYSADDR(h, l) (l)
776 #endif
778 static void do_physical_memory_dump(Monitor *mon, int count, int format,
779 int size, uint32_t addrh, uint32_t addrl)
782 target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
783 memory_dump(mon, count, format, size, addr, 1);
786 static void do_print(Monitor *mon, int count, int format, int size,
787 unsigned int valh, unsigned int vall)
789 target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
790 #if TARGET_PHYS_ADDR_BITS == 32
791 switch(format) {
792 case 'o':
793 monitor_printf(mon, "%#o", val);
794 break;
795 case 'x':
796 monitor_printf(mon, "%#x", val);
797 break;
798 case 'u':
799 monitor_printf(mon, "%u", val);
800 break;
801 default:
802 case 'd':
803 monitor_printf(mon, "%d", val);
804 break;
805 case 'c':
806 monitor_printc(mon, val);
807 break;
809 #else
810 switch(format) {
811 case 'o':
812 monitor_printf(mon, "%#" PRIo64, val);
813 break;
814 case 'x':
815 monitor_printf(mon, "%#" PRIx64, val);
816 break;
817 case 'u':
818 monitor_printf(mon, "%" PRIu64, val);
819 break;
820 default:
821 case 'd':
822 monitor_printf(mon, "%" PRId64, val);
823 break;
824 case 'c':
825 monitor_printc(mon, val);
826 break;
828 #endif
829 monitor_printf(mon, "\n");
832 static void do_memory_save(Monitor *mon, unsigned int valh, unsigned int vall,
833 uint32_t size, const char *filename)
835 FILE *f;
836 target_long addr = GET_TLONG(valh, vall);
837 uint32_t l;
838 CPUState *env;
839 uint8_t buf[1024];
841 env = mon_get_cpu();
842 if (!env)
843 return;
845 f = fopen(filename, "wb");
846 if (!f) {
847 monitor_printf(mon, "could not open '%s'\n", filename);
848 return;
850 while (size != 0) {
851 l = sizeof(buf);
852 if (l > size)
853 l = size;
854 cpu_memory_rw_debug(env, addr, buf, l, 0);
855 fwrite(buf, 1, l, f);
856 addr += l;
857 size -= l;
859 fclose(f);
862 static void do_physical_memory_save(Monitor *mon, unsigned int valh,
863 unsigned int vall, uint32_t size,
864 const char *filename)
866 FILE *f;
867 uint32_t l;
868 uint8_t buf[1024];
869 target_phys_addr_t addr = GET_TPHYSADDR(valh, vall);
871 f = fopen(filename, "wb");
872 if (!f) {
873 monitor_printf(mon, "could not open '%s'\n", filename);
874 return;
876 while (size != 0) {
877 l = sizeof(buf);
878 if (l > size)
879 l = size;
880 cpu_physical_memory_rw(addr, buf, l, 0);
881 fwrite(buf, 1, l, f);
882 fflush(f);
883 addr += l;
884 size -= l;
886 fclose(f);
889 static void do_sum(Monitor *mon, uint32_t start, uint32_t size)
891 uint32_t addr;
892 uint8_t buf[1];
893 uint16_t sum;
895 sum = 0;
896 for(addr = start; addr < (start + size); addr++) {
897 cpu_physical_memory_rw(addr, buf, 1, 0);
898 /* BSD sum algorithm ('sum' Unix command) */
899 sum = (sum >> 1) | (sum << 15);
900 sum += buf[0];
902 monitor_printf(mon, "%05d\n", sum);
905 typedef struct {
906 int keycode;
907 const char *name;
908 } KeyDef;
910 static const KeyDef key_defs[] = {
911 { 0x2a, "shift" },
912 { 0x36, "shift_r" },
914 { 0x38, "alt" },
915 { 0xb8, "alt_r" },
916 { 0x64, "altgr" },
917 { 0xe4, "altgr_r" },
918 { 0x1d, "ctrl" },
919 { 0x9d, "ctrl_r" },
921 { 0xdd, "menu" },
923 { 0x01, "esc" },
925 { 0x02, "1" },
926 { 0x03, "2" },
927 { 0x04, "3" },
928 { 0x05, "4" },
929 { 0x06, "5" },
930 { 0x07, "6" },
931 { 0x08, "7" },
932 { 0x09, "8" },
933 { 0x0a, "9" },
934 { 0x0b, "0" },
935 { 0x0c, "minus" },
936 { 0x0d, "equal" },
937 { 0x0e, "backspace" },
939 { 0x0f, "tab" },
940 { 0x10, "q" },
941 { 0x11, "w" },
942 { 0x12, "e" },
943 { 0x13, "r" },
944 { 0x14, "t" },
945 { 0x15, "y" },
946 { 0x16, "u" },
947 { 0x17, "i" },
948 { 0x18, "o" },
949 { 0x19, "p" },
951 { 0x1c, "ret" },
953 { 0x1e, "a" },
954 { 0x1f, "s" },
955 { 0x20, "d" },
956 { 0x21, "f" },
957 { 0x22, "g" },
958 { 0x23, "h" },
959 { 0x24, "j" },
960 { 0x25, "k" },
961 { 0x26, "l" },
963 { 0x2c, "z" },
964 { 0x2d, "x" },
965 { 0x2e, "c" },
966 { 0x2f, "v" },
967 { 0x30, "b" },
968 { 0x31, "n" },
969 { 0x32, "m" },
970 { 0x33, "comma" },
971 { 0x34, "dot" },
972 { 0x35, "slash" },
974 { 0x37, "asterisk" },
976 { 0x39, "spc" },
977 { 0x3a, "caps_lock" },
978 { 0x3b, "f1" },
979 { 0x3c, "f2" },
980 { 0x3d, "f3" },
981 { 0x3e, "f4" },
982 { 0x3f, "f5" },
983 { 0x40, "f6" },
984 { 0x41, "f7" },
985 { 0x42, "f8" },
986 { 0x43, "f9" },
987 { 0x44, "f10" },
988 { 0x45, "num_lock" },
989 { 0x46, "scroll_lock" },
991 { 0xb5, "kp_divide" },
992 { 0x37, "kp_multiply" },
993 { 0x4a, "kp_subtract" },
994 { 0x4e, "kp_add" },
995 { 0x9c, "kp_enter" },
996 { 0x53, "kp_decimal" },
997 { 0x54, "sysrq" },
999 { 0x52, "kp_0" },
1000 { 0x4f, "kp_1" },
1001 { 0x50, "kp_2" },
1002 { 0x51, "kp_3" },
1003 { 0x4b, "kp_4" },
1004 { 0x4c, "kp_5" },
1005 { 0x4d, "kp_6" },
1006 { 0x47, "kp_7" },
1007 { 0x48, "kp_8" },
1008 { 0x49, "kp_9" },
1010 { 0x56, "<" },
1012 { 0x57, "f11" },
1013 { 0x58, "f12" },
1015 { 0xb7, "print" },
1017 { 0xc7, "home" },
1018 { 0xc9, "pgup" },
1019 { 0xd1, "pgdn" },
1020 { 0xcf, "end" },
1022 { 0xcb, "left" },
1023 { 0xc8, "up" },
1024 { 0xd0, "down" },
1025 { 0xcd, "right" },
1027 { 0xd2, "insert" },
1028 { 0xd3, "delete" },
1029 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1030 { 0xf0, "stop" },
1031 { 0xf1, "again" },
1032 { 0xf2, "props" },
1033 { 0xf3, "undo" },
1034 { 0xf4, "front" },
1035 { 0xf5, "copy" },
1036 { 0xf6, "open" },
1037 { 0xf7, "paste" },
1038 { 0xf8, "find" },
1039 { 0xf9, "cut" },
1040 { 0xfa, "lf" },
1041 { 0xfb, "help" },
1042 { 0xfc, "meta_l" },
1043 { 0xfd, "meta_r" },
1044 { 0xfe, "compose" },
1045 #endif
1046 { 0, NULL },
1049 static int get_keycode(const char *key)
1051 const KeyDef *p;
1052 char *endp;
1053 int ret;
1055 for(p = key_defs; p->name != NULL; p++) {
1056 if (!strcmp(key, p->name))
1057 return p->keycode;
1059 if (strstart(key, "0x", NULL)) {
1060 ret = strtoul(key, &endp, 0);
1061 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1062 return ret;
1064 return -1;
1067 #define MAX_KEYCODES 16
1068 static uint8_t keycodes[MAX_KEYCODES];
1069 static int nb_pending_keycodes;
1070 static QEMUTimer *key_timer;
1072 static void release_keys(void *opaque)
1074 int keycode;
1076 while (nb_pending_keycodes > 0) {
1077 nb_pending_keycodes--;
1078 keycode = keycodes[nb_pending_keycodes];
1079 if (keycode & 0x80)
1080 kbd_put_keycode(0xe0);
1081 kbd_put_keycode(keycode | 0x80);
1085 static void do_sendkey(Monitor *mon, const char *string, int has_hold_time,
1086 int hold_time)
1088 char keyname_buf[16];
1089 char *separator;
1090 int keyname_len, keycode, i;
1092 if (nb_pending_keycodes > 0) {
1093 qemu_del_timer(key_timer);
1094 release_keys(NULL);
1096 if (!has_hold_time)
1097 hold_time = 100;
1098 i = 0;
1099 while (1) {
1100 separator = strchr(string, '-');
1101 keyname_len = separator ? separator - string : strlen(string);
1102 if (keyname_len > 0) {
1103 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1104 if (keyname_len > sizeof(keyname_buf) - 1) {
1105 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1106 return;
1108 if (i == MAX_KEYCODES) {
1109 monitor_printf(mon, "too many keys\n");
1110 return;
1112 keyname_buf[keyname_len] = 0;
1113 keycode = get_keycode(keyname_buf);
1114 if (keycode < 0) {
1115 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1116 return;
1118 keycodes[i++] = keycode;
1120 if (!separator)
1121 break;
1122 string = separator + 1;
1124 nb_pending_keycodes = i;
1125 /* key down events */
1126 for (i = 0; i < nb_pending_keycodes; i++) {
1127 keycode = keycodes[i];
1128 if (keycode & 0x80)
1129 kbd_put_keycode(0xe0);
1130 kbd_put_keycode(keycode & 0x7f);
1132 /* delayed key up events */
1133 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1134 muldiv64(ticks_per_sec, hold_time, 1000));
1137 static int mouse_button_state;
1139 static void do_mouse_move(Monitor *mon, const char *dx_str, const char *dy_str,
1140 const char *dz_str)
1142 int dx, dy, dz;
1143 dx = strtol(dx_str, NULL, 0);
1144 dy = strtol(dy_str, NULL, 0);
1145 dz = 0;
1146 if (dz_str)
1147 dz = strtol(dz_str, NULL, 0);
1148 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1151 static void do_mouse_button(Monitor *mon, int button_state)
1153 mouse_button_state = button_state;
1154 kbd_mouse_event(0, 0, 0, mouse_button_state);
1157 static void do_ioport_read(Monitor *mon, int count, int format, int size,
1158 int addr, int has_index, int index)
1160 uint32_t val;
1161 int suffix;
1163 if (has_index) {
1164 cpu_outb(NULL, addr & IOPORTS_MASK, index & 0xff);
1165 addr++;
1167 addr &= 0xffff;
1169 switch(size) {
1170 default:
1171 case 1:
1172 val = cpu_inb(NULL, addr);
1173 suffix = 'b';
1174 break;
1175 case 2:
1176 val = cpu_inw(NULL, addr);
1177 suffix = 'w';
1178 break;
1179 case 4:
1180 val = cpu_inl(NULL, addr);
1181 suffix = 'l';
1182 break;
1184 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1185 suffix, addr, size * 2, val);
1188 /* boot_set handler */
1189 static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1190 static void *boot_opaque;
1192 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1194 qemu_boot_set_handler = func;
1195 boot_opaque = opaque;
1198 static void do_boot_set(Monitor *mon, const char *bootdevice)
1200 int res;
1202 if (qemu_boot_set_handler) {
1203 res = qemu_boot_set_handler(boot_opaque, bootdevice);
1204 if (res == 0)
1205 monitor_printf(mon, "boot device list now set to %s\n",
1206 bootdevice);
1207 else
1208 monitor_printf(mon, "setting boot device list failed with "
1209 "error %i\n", res);
1210 } else {
1211 monitor_printf(mon, "no function defined to set boot device list for "
1212 "this architecture\n");
1216 static void do_system_reset(Monitor *mon)
1218 qemu_system_reset_request();
1221 static void do_system_powerdown(Monitor *mon)
1223 qemu_system_powerdown_request();
1226 #if defined(TARGET_I386)
1227 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1229 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1230 addr,
1231 pte & mask,
1232 pte & PG_GLOBAL_MASK ? 'G' : '-',
1233 pte & PG_PSE_MASK ? 'P' : '-',
1234 pte & PG_DIRTY_MASK ? 'D' : '-',
1235 pte & PG_ACCESSED_MASK ? 'A' : '-',
1236 pte & PG_PCD_MASK ? 'C' : '-',
1237 pte & PG_PWT_MASK ? 'T' : '-',
1238 pte & PG_USER_MASK ? 'U' : '-',
1239 pte & PG_RW_MASK ? 'W' : '-');
1242 static void tlb_info(Monitor *mon)
1244 CPUState *env;
1245 int l1, l2;
1246 uint32_t pgd, pde, pte;
1248 env = mon_get_cpu();
1249 if (!env)
1250 return;
1252 if (!(env->cr[0] & CR0_PG_MASK)) {
1253 monitor_printf(mon, "PG disabled\n");
1254 return;
1256 pgd = env->cr[3] & ~0xfff;
1257 for(l1 = 0; l1 < 1024; l1++) {
1258 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1259 pde = le32_to_cpu(pde);
1260 if (pde & PG_PRESENT_MASK) {
1261 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1262 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1263 } else {
1264 for(l2 = 0; l2 < 1024; l2++) {
1265 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1266 (uint8_t *)&pte, 4);
1267 pte = le32_to_cpu(pte);
1268 if (pte & PG_PRESENT_MASK) {
1269 print_pte(mon, (l1 << 22) + (l2 << 12),
1270 pte & ~PG_PSE_MASK,
1271 ~0xfff);
1279 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1280 uint32_t end, int prot)
1282 int prot1;
1283 prot1 = *plast_prot;
1284 if (prot != prot1) {
1285 if (*pstart != -1) {
1286 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1287 *pstart, end, end - *pstart,
1288 prot1 & PG_USER_MASK ? 'u' : '-',
1289 'r',
1290 prot1 & PG_RW_MASK ? 'w' : '-');
1292 if (prot != 0)
1293 *pstart = end;
1294 else
1295 *pstart = -1;
1296 *plast_prot = prot;
1300 static void mem_info(Monitor *mon)
1302 CPUState *env;
1303 int l1, l2, prot, last_prot;
1304 uint32_t pgd, pde, pte, start, end;
1306 env = mon_get_cpu();
1307 if (!env)
1308 return;
1310 if (!(env->cr[0] & CR0_PG_MASK)) {
1311 monitor_printf(mon, "PG disabled\n");
1312 return;
1314 pgd = env->cr[3] & ~0xfff;
1315 last_prot = 0;
1316 start = -1;
1317 for(l1 = 0; l1 < 1024; l1++) {
1318 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1319 pde = le32_to_cpu(pde);
1320 end = l1 << 22;
1321 if (pde & PG_PRESENT_MASK) {
1322 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1323 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1324 mem_print(mon, &start, &last_prot, end, prot);
1325 } else {
1326 for(l2 = 0; l2 < 1024; l2++) {
1327 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1328 (uint8_t *)&pte, 4);
1329 pte = le32_to_cpu(pte);
1330 end = (l1 << 22) + (l2 << 12);
1331 if (pte & PG_PRESENT_MASK) {
1332 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1333 } else {
1334 prot = 0;
1336 mem_print(mon, &start, &last_prot, end, prot);
1339 } else {
1340 prot = 0;
1341 mem_print(mon, &start, &last_prot, end, prot);
1345 #endif
1347 #if defined(TARGET_SH4)
1349 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1351 monitor_printf(mon, " tlb%i:\t"
1352 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1353 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1354 "dirty=%hhu writethrough=%hhu\n",
1355 idx,
1356 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1357 tlb->v, tlb->sh, tlb->c, tlb->pr,
1358 tlb->d, tlb->wt);
1361 static void tlb_info(Monitor *mon)
1363 CPUState *env = mon_get_cpu();
1364 int i;
1366 monitor_printf (mon, "ITLB:\n");
1367 for (i = 0 ; i < ITLB_SIZE ; i++)
1368 print_tlb (mon, i, &env->itlb[i]);
1369 monitor_printf (mon, "UTLB:\n");
1370 for (i = 0 ; i < UTLB_SIZE ; i++)
1371 print_tlb (mon, i, &env->utlb[i]);
1374 #endif
1376 static void do_info_kqemu(Monitor *mon)
1378 #ifdef CONFIG_KQEMU
1379 CPUState *env;
1380 int val;
1381 val = 0;
1382 env = mon_get_cpu();
1383 if (!env) {
1384 monitor_printf(mon, "No cpu initialized yet");
1385 return;
1387 val = env->kqemu_enabled;
1388 monitor_printf(mon, "kqemu support: ");
1389 switch(val) {
1390 default:
1391 case 0:
1392 monitor_printf(mon, "disabled\n");
1393 break;
1394 case 1:
1395 monitor_printf(mon, "enabled for user code\n");
1396 break;
1397 case 2:
1398 monitor_printf(mon, "enabled for user and kernel code\n");
1399 break;
1401 #else
1402 monitor_printf(mon, "kqemu support: not compiled\n");
1403 #endif
1406 static void do_info_kvm(Monitor *mon)
1408 #ifdef CONFIG_KVM
1409 monitor_printf(mon, "kvm support: ");
1410 if (kvm_enabled())
1411 monitor_printf(mon, "enabled\n");
1412 else
1413 monitor_printf(mon, "disabled\n");
1414 #else
1415 monitor_printf(mon, "kvm support: not compiled\n");
1416 #endif
1419 static void do_info_numa(Monitor *mon)
1421 int i;
1422 CPUState *env;
1424 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1425 for (i = 0; i < nb_numa_nodes; i++) {
1426 monitor_printf(mon, "node %d cpus:", i);
1427 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1428 if (env->numa_node == i) {
1429 monitor_printf(mon, " %d", env->cpu_index);
1432 monitor_printf(mon, "\n");
1433 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1434 node_mem[i] >> 20);
1438 #ifdef CONFIG_PROFILER
1440 int64_t kqemu_time;
1441 int64_t qemu_time;
1442 int64_t kqemu_exec_count;
1443 int64_t dev_time;
1444 int64_t kqemu_ret_int_count;
1445 int64_t kqemu_ret_excp_count;
1446 int64_t kqemu_ret_intr_count;
1448 static void do_info_profile(Monitor *mon)
1450 int64_t total;
1451 total = qemu_time;
1452 if (total == 0)
1453 total = 1;
1454 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1455 dev_time, dev_time / (double)ticks_per_sec);
1456 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1457 qemu_time, qemu_time / (double)ticks_per_sec);
1458 monitor_printf(mon, "kqemu time %" PRId64 " (%0.3f %0.1f%%) count=%"
1459 PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%"
1460 PRId64 "\n",
1461 kqemu_time, kqemu_time / (double)ticks_per_sec,
1462 kqemu_time / (double)total * 100.0,
1463 kqemu_exec_count,
1464 kqemu_ret_int_count,
1465 kqemu_ret_excp_count,
1466 kqemu_ret_intr_count);
1467 qemu_time = 0;
1468 kqemu_time = 0;
1469 kqemu_exec_count = 0;
1470 dev_time = 0;
1471 kqemu_ret_int_count = 0;
1472 kqemu_ret_excp_count = 0;
1473 kqemu_ret_intr_count = 0;
1474 #ifdef CONFIG_KQEMU
1475 kqemu_record_dump();
1476 #endif
1478 #else
1479 static void do_info_profile(Monitor *mon)
1481 monitor_printf(mon, "Internal profiler not compiled\n");
1483 #endif
1485 /* Capture support */
1486 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1488 static void do_info_capture(Monitor *mon)
1490 int i;
1491 CaptureState *s;
1493 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1494 monitor_printf(mon, "[%d]: ", i);
1495 s->ops.info (s->opaque);
1499 #ifdef HAS_AUDIO
1500 static void do_stop_capture(Monitor *mon, int n)
1502 int i;
1503 CaptureState *s;
1505 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1506 if (i == n) {
1507 s->ops.destroy (s->opaque);
1508 LIST_REMOVE (s, entries);
1509 qemu_free (s);
1510 return;
1515 static void do_wav_capture(Monitor *mon, const char *path,
1516 int has_freq, int freq,
1517 int has_bits, int bits,
1518 int has_channels, int nchannels)
1520 CaptureState *s;
1522 s = qemu_mallocz (sizeof (*s));
1524 freq = has_freq ? freq : 44100;
1525 bits = has_bits ? bits : 16;
1526 nchannels = has_channels ? nchannels : 2;
1528 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1529 monitor_printf(mon, "Faied to add wave capture\n");
1530 qemu_free (s);
1532 LIST_INSERT_HEAD (&capture_head, s, entries);
1534 #endif
1536 #if defined(TARGET_I386)
1537 static void do_inject_nmi(Monitor *mon, int cpu_index)
1539 CPUState *env;
1541 for (env = first_cpu; env != NULL; env = env->next_cpu)
1542 if (env->cpu_index == cpu_index) {
1543 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1544 break;
1547 #endif
1549 static void do_info_status(Monitor *mon)
1551 if (vm_running) {
1552 if (singlestep) {
1553 monitor_printf(mon, "VM status: running (single step mode)\n");
1554 } else {
1555 monitor_printf(mon, "VM status: running\n");
1557 } else
1558 monitor_printf(mon, "VM status: paused\n");
1562 static void do_balloon(Monitor *mon, int value)
1564 ram_addr_t target = value;
1565 qemu_balloon(target << 20);
1568 static void do_info_balloon(Monitor *mon)
1570 ram_addr_t actual;
1572 actual = qemu_balloon_status();
1573 if (kvm_enabled() && !kvm_has_sync_mmu())
1574 monitor_printf(mon, "Using KVM without synchronous MMU, "
1575 "ballooning disabled\n");
1576 else if (actual == 0)
1577 monitor_printf(mon, "Ballooning not activated in VM\n");
1578 else
1579 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1582 static qemu_acl *find_acl(Monitor *mon, const char *name)
1584 qemu_acl *acl = qemu_acl_find(name);
1586 if (!acl) {
1587 monitor_printf(mon, "acl: unknown list '%s'\n", name);
1589 return acl;
1592 static void do_acl_show(Monitor *mon, const char *aclname)
1594 qemu_acl *acl = find_acl(mon, aclname);
1595 qemu_acl_entry *entry;
1596 int i = 0;
1598 if (acl) {
1599 monitor_printf(mon, "policy: %s\n",
1600 acl->defaultDeny ? "deny" : "allow");
1601 TAILQ_FOREACH(entry, &acl->entries, next) {
1602 i++;
1603 monitor_printf(mon, "%d: %s %s\n", i,
1604 entry->deny ? "deny" : "allow", entry->match);
1609 static void do_acl_reset(Monitor *mon, const char *aclname)
1611 qemu_acl *acl = find_acl(mon, aclname);
1613 if (acl) {
1614 qemu_acl_reset(acl);
1615 monitor_printf(mon, "acl: removed all rules\n");
1619 static void do_acl_policy(Monitor *mon, const char *aclname,
1620 const char *policy)
1622 qemu_acl *acl = find_acl(mon, aclname);
1624 if (acl) {
1625 if (strcmp(policy, "allow") == 0) {
1626 acl->defaultDeny = 0;
1627 monitor_printf(mon, "acl: policy set to 'allow'\n");
1628 } else if (strcmp(policy, "deny") == 0) {
1629 acl->defaultDeny = 1;
1630 monitor_printf(mon, "acl: policy set to 'deny'\n");
1631 } else {
1632 monitor_printf(mon, "acl: unknown policy '%s', "
1633 "expected 'deny' or 'allow'\n", policy);
1638 static void do_acl_add(Monitor *mon, const char *aclname,
1639 const char *match, const char *policy,
1640 int has_index, int index)
1642 qemu_acl *acl = find_acl(mon, aclname);
1643 int deny, ret;
1645 if (acl) {
1646 if (strcmp(policy, "allow") == 0) {
1647 deny = 0;
1648 } else if (strcmp(policy, "deny") == 0) {
1649 deny = 1;
1650 } else {
1651 monitor_printf(mon, "acl: unknown policy '%s', "
1652 "expected 'deny' or 'allow'\n", policy);
1653 return;
1655 if (has_index)
1656 ret = qemu_acl_insert(acl, deny, match, index);
1657 else
1658 ret = qemu_acl_append(acl, deny, match);
1659 if (ret < 0)
1660 monitor_printf(mon, "acl: unable to add acl entry\n");
1661 else
1662 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1666 static void do_acl_remove(Monitor *mon, const char *aclname, const char *match)
1668 qemu_acl *acl = find_acl(mon, aclname);
1669 int ret;
1671 if (acl) {
1672 ret = qemu_acl_remove(acl, match);
1673 if (ret < 0)
1674 monitor_printf(mon, "acl: no matching acl entry\n");
1675 else
1676 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1680 #if defined(TARGET_I386)
1681 static void do_inject_mce(Monitor *mon,
1682 int cpu_index, int bank,
1683 unsigned status_hi, unsigned status_lo,
1684 unsigned mcg_status_hi, unsigned mcg_status_lo,
1685 unsigned addr_hi, unsigned addr_lo,
1686 unsigned misc_hi, unsigned misc_lo)
1688 CPUState *cenv;
1689 uint64_t status = ((uint64_t)status_hi << 32) | status_lo;
1690 uint64_t mcg_status = ((uint64_t)mcg_status_hi << 32) | mcg_status_lo;
1691 uint64_t addr = ((uint64_t)addr_hi << 32) | addr_lo;
1692 uint64_t misc = ((uint64_t)misc_hi << 32) | misc_lo;
1694 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1695 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1696 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1697 break;
1700 #endif
1702 static const mon_cmd_t mon_cmds[] = {
1703 #include "qemu-monitor.h"
1704 { NULL, NULL, },
1707 /* Please update qemu-monitor.hx when adding or changing commands */
1708 static const mon_cmd_t info_cmds[] = {
1709 { "version", "", do_info_version,
1710 "", "show the version of QEMU" },
1711 { "network", "", do_info_network,
1712 "", "show the network state" },
1713 { "chardev", "", qemu_chr_info,
1714 "", "show the character devices" },
1715 { "block", "", bdrv_info,
1716 "", "show the block devices" },
1717 { "blockstats", "", bdrv_info_stats,
1718 "", "show block device statistics" },
1719 { "registers", "", do_info_registers,
1720 "", "show the cpu registers" },
1721 { "cpus", "", do_info_cpus,
1722 "", "show infos for each CPU" },
1723 { "history", "", do_info_history,
1724 "", "show the command line history", },
1725 { "irq", "", irq_info,
1726 "", "show the interrupts statistics (if available)", },
1727 { "pic", "", pic_info,
1728 "", "show i8259 (PIC) state", },
1729 { "pci", "", pci_info,
1730 "", "show PCI info", },
1731 #if defined(TARGET_I386) || defined(TARGET_SH4)
1732 { "tlb", "", tlb_info,
1733 "", "show virtual to physical memory mappings", },
1734 #endif
1735 #if defined(TARGET_I386)
1736 { "mem", "", mem_info,
1737 "", "show the active virtual memory mappings", },
1738 { "hpet", "", do_info_hpet,
1739 "", "show state of HPET", },
1740 #endif
1741 { "jit", "", do_info_jit,
1742 "", "show dynamic compiler info", },
1743 { "kqemu", "", do_info_kqemu,
1744 "", "show KQEMU information", },
1745 { "kvm", "", do_info_kvm,
1746 "", "show KVM information", },
1747 { "numa", "", do_info_numa,
1748 "", "show NUMA information", },
1749 { "usb", "", usb_info,
1750 "", "show guest USB devices", },
1751 { "usbhost", "", usb_host_info,
1752 "", "show host USB devices", },
1753 { "profile", "", do_info_profile,
1754 "", "show profiling information", },
1755 { "capture", "", do_info_capture,
1756 "", "show capture information" },
1757 { "snapshots", "", do_info_snapshots,
1758 "", "show the currently saved VM snapshots" },
1759 { "status", "", do_info_status,
1760 "", "show the current VM status (running|paused)" },
1761 { "pcmcia", "", pcmcia_info,
1762 "", "show guest PCMCIA status" },
1763 { "mice", "", do_info_mice,
1764 "", "show which guest mouse is receiving events" },
1765 { "vnc", "", do_info_vnc,
1766 "", "show the vnc server status"},
1767 { "name", "", do_info_name,
1768 "", "show the current VM name" },
1769 { "uuid", "", do_info_uuid,
1770 "", "show the current VM UUID" },
1771 #if defined(TARGET_PPC)
1772 { "cpustats", "", do_info_cpu_stats,
1773 "", "show CPU statistics", },
1774 #endif
1775 #if defined(CONFIG_SLIRP)
1776 { "usernet", "", do_info_usernet,
1777 "", "show user network stack connection states", },
1778 #endif
1779 { "migrate", "", do_info_migrate, "", "show migration status" },
1780 { "balloon", "", do_info_balloon,
1781 "", "show balloon information" },
1782 { "qtree", "", do_info_qtree,
1783 "", "show device tree" },
1784 { NULL, NULL, },
1787 /*******************************************************************/
1789 static const char *pch;
1790 static jmp_buf expr_env;
1792 #define MD_TLONG 0
1793 #define MD_I32 1
1795 typedef struct MonitorDef {
1796 const char *name;
1797 int offset;
1798 target_long (*get_value)(const struct MonitorDef *md, int val);
1799 int type;
1800 } MonitorDef;
1802 #if defined(TARGET_I386)
1803 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1805 CPUState *env = mon_get_cpu();
1806 if (!env)
1807 return 0;
1808 return env->eip + env->segs[R_CS].base;
1810 #endif
1812 #if defined(TARGET_PPC)
1813 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1815 CPUState *env = mon_get_cpu();
1816 unsigned int u;
1817 int i;
1819 if (!env)
1820 return 0;
1822 u = 0;
1823 for (i = 0; i < 8; i++)
1824 u |= env->crf[i] << (32 - (4 * i));
1826 return u;
1829 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1831 CPUState *env = mon_get_cpu();
1832 if (!env)
1833 return 0;
1834 return env->msr;
1837 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1839 CPUState *env = mon_get_cpu();
1840 if (!env)
1841 return 0;
1842 return env->xer;
1845 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1847 CPUState *env = mon_get_cpu();
1848 if (!env)
1849 return 0;
1850 return cpu_ppc_load_decr(env);
1853 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1855 CPUState *env = mon_get_cpu();
1856 if (!env)
1857 return 0;
1858 return cpu_ppc_load_tbu(env);
1861 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1863 CPUState *env = mon_get_cpu();
1864 if (!env)
1865 return 0;
1866 return cpu_ppc_load_tbl(env);
1868 #endif
1870 #if defined(TARGET_SPARC)
1871 #ifndef TARGET_SPARC64
1872 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1874 CPUState *env = mon_get_cpu();
1875 if (!env)
1876 return 0;
1877 return GET_PSR(env);
1879 #endif
1881 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1883 CPUState *env = mon_get_cpu();
1884 if (!env)
1885 return 0;
1886 return env->regwptr[val];
1888 #endif
1890 static const MonitorDef monitor_defs[] = {
1891 #ifdef TARGET_I386
1893 #define SEG(name, seg) \
1894 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1895 { name ".base", offsetof(CPUState, segs[seg].base) },\
1896 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1898 { "eax", offsetof(CPUState, regs[0]) },
1899 { "ecx", offsetof(CPUState, regs[1]) },
1900 { "edx", offsetof(CPUState, regs[2]) },
1901 { "ebx", offsetof(CPUState, regs[3]) },
1902 { "esp|sp", offsetof(CPUState, regs[4]) },
1903 { "ebp|fp", offsetof(CPUState, regs[5]) },
1904 { "esi", offsetof(CPUState, regs[6]) },
1905 { "edi", offsetof(CPUState, regs[7]) },
1906 #ifdef TARGET_X86_64
1907 { "r8", offsetof(CPUState, regs[8]) },
1908 { "r9", offsetof(CPUState, regs[9]) },
1909 { "r10", offsetof(CPUState, regs[10]) },
1910 { "r11", offsetof(CPUState, regs[11]) },
1911 { "r12", offsetof(CPUState, regs[12]) },
1912 { "r13", offsetof(CPUState, regs[13]) },
1913 { "r14", offsetof(CPUState, regs[14]) },
1914 { "r15", offsetof(CPUState, regs[15]) },
1915 #endif
1916 { "eflags", offsetof(CPUState, eflags) },
1917 { "eip", offsetof(CPUState, eip) },
1918 SEG("cs", R_CS)
1919 SEG("ds", R_DS)
1920 SEG("es", R_ES)
1921 SEG("ss", R_SS)
1922 SEG("fs", R_FS)
1923 SEG("gs", R_GS)
1924 { "pc", 0, monitor_get_pc, },
1925 #elif defined(TARGET_PPC)
1926 /* General purpose registers */
1927 { "r0", offsetof(CPUState, gpr[0]) },
1928 { "r1", offsetof(CPUState, gpr[1]) },
1929 { "r2", offsetof(CPUState, gpr[2]) },
1930 { "r3", offsetof(CPUState, gpr[3]) },
1931 { "r4", offsetof(CPUState, gpr[4]) },
1932 { "r5", offsetof(CPUState, gpr[5]) },
1933 { "r6", offsetof(CPUState, gpr[6]) },
1934 { "r7", offsetof(CPUState, gpr[7]) },
1935 { "r8", offsetof(CPUState, gpr[8]) },
1936 { "r9", offsetof(CPUState, gpr[9]) },
1937 { "r10", offsetof(CPUState, gpr[10]) },
1938 { "r11", offsetof(CPUState, gpr[11]) },
1939 { "r12", offsetof(CPUState, gpr[12]) },
1940 { "r13", offsetof(CPUState, gpr[13]) },
1941 { "r14", offsetof(CPUState, gpr[14]) },
1942 { "r15", offsetof(CPUState, gpr[15]) },
1943 { "r16", offsetof(CPUState, gpr[16]) },
1944 { "r17", offsetof(CPUState, gpr[17]) },
1945 { "r18", offsetof(CPUState, gpr[18]) },
1946 { "r19", offsetof(CPUState, gpr[19]) },
1947 { "r20", offsetof(CPUState, gpr[20]) },
1948 { "r21", offsetof(CPUState, gpr[21]) },
1949 { "r22", offsetof(CPUState, gpr[22]) },
1950 { "r23", offsetof(CPUState, gpr[23]) },
1951 { "r24", offsetof(CPUState, gpr[24]) },
1952 { "r25", offsetof(CPUState, gpr[25]) },
1953 { "r26", offsetof(CPUState, gpr[26]) },
1954 { "r27", offsetof(CPUState, gpr[27]) },
1955 { "r28", offsetof(CPUState, gpr[28]) },
1956 { "r29", offsetof(CPUState, gpr[29]) },
1957 { "r30", offsetof(CPUState, gpr[30]) },
1958 { "r31", offsetof(CPUState, gpr[31]) },
1959 /* Floating point registers */
1960 { "f0", offsetof(CPUState, fpr[0]) },
1961 { "f1", offsetof(CPUState, fpr[1]) },
1962 { "f2", offsetof(CPUState, fpr[2]) },
1963 { "f3", offsetof(CPUState, fpr[3]) },
1964 { "f4", offsetof(CPUState, fpr[4]) },
1965 { "f5", offsetof(CPUState, fpr[5]) },
1966 { "f6", offsetof(CPUState, fpr[6]) },
1967 { "f7", offsetof(CPUState, fpr[7]) },
1968 { "f8", offsetof(CPUState, fpr[8]) },
1969 { "f9", offsetof(CPUState, fpr[9]) },
1970 { "f10", offsetof(CPUState, fpr[10]) },
1971 { "f11", offsetof(CPUState, fpr[11]) },
1972 { "f12", offsetof(CPUState, fpr[12]) },
1973 { "f13", offsetof(CPUState, fpr[13]) },
1974 { "f14", offsetof(CPUState, fpr[14]) },
1975 { "f15", offsetof(CPUState, fpr[15]) },
1976 { "f16", offsetof(CPUState, fpr[16]) },
1977 { "f17", offsetof(CPUState, fpr[17]) },
1978 { "f18", offsetof(CPUState, fpr[18]) },
1979 { "f19", offsetof(CPUState, fpr[19]) },
1980 { "f20", offsetof(CPUState, fpr[20]) },
1981 { "f21", offsetof(CPUState, fpr[21]) },
1982 { "f22", offsetof(CPUState, fpr[22]) },
1983 { "f23", offsetof(CPUState, fpr[23]) },
1984 { "f24", offsetof(CPUState, fpr[24]) },
1985 { "f25", offsetof(CPUState, fpr[25]) },
1986 { "f26", offsetof(CPUState, fpr[26]) },
1987 { "f27", offsetof(CPUState, fpr[27]) },
1988 { "f28", offsetof(CPUState, fpr[28]) },
1989 { "f29", offsetof(CPUState, fpr[29]) },
1990 { "f30", offsetof(CPUState, fpr[30]) },
1991 { "f31", offsetof(CPUState, fpr[31]) },
1992 { "fpscr", offsetof(CPUState, fpscr) },
1993 /* Next instruction pointer */
1994 { "nip|pc", offsetof(CPUState, nip) },
1995 { "lr", offsetof(CPUState, lr) },
1996 { "ctr", offsetof(CPUState, ctr) },
1997 { "decr", 0, &monitor_get_decr, },
1998 { "ccr", 0, &monitor_get_ccr, },
1999 /* Machine state register */
2000 { "msr", 0, &monitor_get_msr, },
2001 { "xer", 0, &monitor_get_xer, },
2002 { "tbu", 0, &monitor_get_tbu, },
2003 { "tbl", 0, &monitor_get_tbl, },
2004 #if defined(TARGET_PPC64)
2005 /* Address space register */
2006 { "asr", offsetof(CPUState, asr) },
2007 #endif
2008 /* Segment registers */
2009 { "sdr1", offsetof(CPUState, sdr1) },
2010 { "sr0", offsetof(CPUState, sr[0]) },
2011 { "sr1", offsetof(CPUState, sr[1]) },
2012 { "sr2", offsetof(CPUState, sr[2]) },
2013 { "sr3", offsetof(CPUState, sr[3]) },
2014 { "sr4", offsetof(CPUState, sr[4]) },
2015 { "sr5", offsetof(CPUState, sr[5]) },
2016 { "sr6", offsetof(CPUState, sr[6]) },
2017 { "sr7", offsetof(CPUState, sr[7]) },
2018 { "sr8", offsetof(CPUState, sr[8]) },
2019 { "sr9", offsetof(CPUState, sr[9]) },
2020 { "sr10", offsetof(CPUState, sr[10]) },
2021 { "sr11", offsetof(CPUState, sr[11]) },
2022 { "sr12", offsetof(CPUState, sr[12]) },
2023 { "sr13", offsetof(CPUState, sr[13]) },
2024 { "sr14", offsetof(CPUState, sr[14]) },
2025 { "sr15", offsetof(CPUState, sr[15]) },
2026 /* Too lazy to put BATs and SPRs ... */
2027 #elif defined(TARGET_SPARC)
2028 { "g0", offsetof(CPUState, gregs[0]) },
2029 { "g1", offsetof(CPUState, gregs[1]) },
2030 { "g2", offsetof(CPUState, gregs[2]) },
2031 { "g3", offsetof(CPUState, gregs[3]) },
2032 { "g4", offsetof(CPUState, gregs[4]) },
2033 { "g5", offsetof(CPUState, gregs[5]) },
2034 { "g6", offsetof(CPUState, gregs[6]) },
2035 { "g7", offsetof(CPUState, gregs[7]) },
2036 { "o0", 0, monitor_get_reg },
2037 { "o1", 1, monitor_get_reg },
2038 { "o2", 2, monitor_get_reg },
2039 { "o3", 3, monitor_get_reg },
2040 { "o4", 4, monitor_get_reg },
2041 { "o5", 5, monitor_get_reg },
2042 { "o6", 6, monitor_get_reg },
2043 { "o7", 7, monitor_get_reg },
2044 { "l0", 8, monitor_get_reg },
2045 { "l1", 9, monitor_get_reg },
2046 { "l2", 10, monitor_get_reg },
2047 { "l3", 11, monitor_get_reg },
2048 { "l4", 12, monitor_get_reg },
2049 { "l5", 13, monitor_get_reg },
2050 { "l6", 14, monitor_get_reg },
2051 { "l7", 15, monitor_get_reg },
2052 { "i0", 16, monitor_get_reg },
2053 { "i1", 17, monitor_get_reg },
2054 { "i2", 18, monitor_get_reg },
2055 { "i3", 19, monitor_get_reg },
2056 { "i4", 20, monitor_get_reg },
2057 { "i5", 21, monitor_get_reg },
2058 { "i6", 22, monitor_get_reg },
2059 { "i7", 23, monitor_get_reg },
2060 { "pc", offsetof(CPUState, pc) },
2061 { "npc", offsetof(CPUState, npc) },
2062 { "y", offsetof(CPUState, y) },
2063 #ifndef TARGET_SPARC64
2064 { "psr", 0, &monitor_get_psr, },
2065 { "wim", offsetof(CPUState, wim) },
2066 #endif
2067 { "tbr", offsetof(CPUState, tbr) },
2068 { "fsr", offsetof(CPUState, fsr) },
2069 { "f0", offsetof(CPUState, fpr[0]) },
2070 { "f1", offsetof(CPUState, fpr[1]) },
2071 { "f2", offsetof(CPUState, fpr[2]) },
2072 { "f3", offsetof(CPUState, fpr[3]) },
2073 { "f4", offsetof(CPUState, fpr[4]) },
2074 { "f5", offsetof(CPUState, fpr[5]) },
2075 { "f6", offsetof(CPUState, fpr[6]) },
2076 { "f7", offsetof(CPUState, fpr[7]) },
2077 { "f8", offsetof(CPUState, fpr[8]) },
2078 { "f9", offsetof(CPUState, fpr[9]) },
2079 { "f10", offsetof(CPUState, fpr[10]) },
2080 { "f11", offsetof(CPUState, fpr[11]) },
2081 { "f12", offsetof(CPUState, fpr[12]) },
2082 { "f13", offsetof(CPUState, fpr[13]) },
2083 { "f14", offsetof(CPUState, fpr[14]) },
2084 { "f15", offsetof(CPUState, fpr[15]) },
2085 { "f16", offsetof(CPUState, fpr[16]) },
2086 { "f17", offsetof(CPUState, fpr[17]) },
2087 { "f18", offsetof(CPUState, fpr[18]) },
2088 { "f19", offsetof(CPUState, fpr[19]) },
2089 { "f20", offsetof(CPUState, fpr[20]) },
2090 { "f21", offsetof(CPUState, fpr[21]) },
2091 { "f22", offsetof(CPUState, fpr[22]) },
2092 { "f23", offsetof(CPUState, fpr[23]) },
2093 { "f24", offsetof(CPUState, fpr[24]) },
2094 { "f25", offsetof(CPUState, fpr[25]) },
2095 { "f26", offsetof(CPUState, fpr[26]) },
2096 { "f27", offsetof(CPUState, fpr[27]) },
2097 { "f28", offsetof(CPUState, fpr[28]) },
2098 { "f29", offsetof(CPUState, fpr[29]) },
2099 { "f30", offsetof(CPUState, fpr[30]) },
2100 { "f31", offsetof(CPUState, fpr[31]) },
2101 #ifdef TARGET_SPARC64
2102 { "f32", offsetof(CPUState, fpr[32]) },
2103 { "f34", offsetof(CPUState, fpr[34]) },
2104 { "f36", offsetof(CPUState, fpr[36]) },
2105 { "f38", offsetof(CPUState, fpr[38]) },
2106 { "f40", offsetof(CPUState, fpr[40]) },
2107 { "f42", offsetof(CPUState, fpr[42]) },
2108 { "f44", offsetof(CPUState, fpr[44]) },
2109 { "f46", offsetof(CPUState, fpr[46]) },
2110 { "f48", offsetof(CPUState, fpr[48]) },
2111 { "f50", offsetof(CPUState, fpr[50]) },
2112 { "f52", offsetof(CPUState, fpr[52]) },
2113 { "f54", offsetof(CPUState, fpr[54]) },
2114 { "f56", offsetof(CPUState, fpr[56]) },
2115 { "f58", offsetof(CPUState, fpr[58]) },
2116 { "f60", offsetof(CPUState, fpr[60]) },
2117 { "f62", offsetof(CPUState, fpr[62]) },
2118 { "asi", offsetof(CPUState, asi) },
2119 { "pstate", offsetof(CPUState, pstate) },
2120 { "cansave", offsetof(CPUState, cansave) },
2121 { "canrestore", offsetof(CPUState, canrestore) },
2122 { "otherwin", offsetof(CPUState, otherwin) },
2123 { "wstate", offsetof(CPUState, wstate) },
2124 { "cleanwin", offsetof(CPUState, cleanwin) },
2125 { "fprs", offsetof(CPUState, fprs) },
2126 #endif
2127 #endif
2128 { NULL },
2131 static void expr_error(Monitor *mon, const char *msg)
2133 monitor_printf(mon, "%s\n", msg);
2134 longjmp(expr_env, 1);
2137 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2138 static int get_monitor_def(target_long *pval, const char *name)
2140 const MonitorDef *md;
2141 void *ptr;
2143 for(md = monitor_defs; md->name != NULL; md++) {
2144 if (compare_cmd(name, md->name)) {
2145 if (md->get_value) {
2146 *pval = md->get_value(md, md->offset);
2147 } else {
2148 CPUState *env = mon_get_cpu();
2149 if (!env)
2150 return -2;
2151 ptr = (uint8_t *)env + md->offset;
2152 switch(md->type) {
2153 case MD_I32:
2154 *pval = *(int32_t *)ptr;
2155 break;
2156 case MD_TLONG:
2157 *pval = *(target_long *)ptr;
2158 break;
2159 default:
2160 *pval = 0;
2161 break;
2164 return 0;
2167 return -1;
2170 static void next(void)
2172 if (pch != '\0') {
2173 pch++;
2174 while (qemu_isspace(*pch))
2175 pch++;
2179 static int64_t expr_sum(Monitor *mon);
2181 static int64_t expr_unary(Monitor *mon)
2183 int64_t n;
2184 char *p;
2185 int ret;
2187 switch(*pch) {
2188 case '+':
2189 next();
2190 n = expr_unary(mon);
2191 break;
2192 case '-':
2193 next();
2194 n = -expr_unary(mon);
2195 break;
2196 case '~':
2197 next();
2198 n = ~expr_unary(mon);
2199 break;
2200 case '(':
2201 next();
2202 n = expr_sum(mon);
2203 if (*pch != ')') {
2204 expr_error(mon, "')' expected");
2206 next();
2207 break;
2208 case '\'':
2209 pch++;
2210 if (*pch == '\0')
2211 expr_error(mon, "character constant expected");
2212 n = *pch;
2213 pch++;
2214 if (*pch != '\'')
2215 expr_error(mon, "missing terminating \' character");
2216 next();
2217 break;
2218 case '$':
2220 char buf[128], *q;
2221 target_long reg=0;
2223 pch++;
2224 q = buf;
2225 while ((*pch >= 'a' && *pch <= 'z') ||
2226 (*pch >= 'A' && *pch <= 'Z') ||
2227 (*pch >= '0' && *pch <= '9') ||
2228 *pch == '_' || *pch == '.') {
2229 if ((q - buf) < sizeof(buf) - 1)
2230 *q++ = *pch;
2231 pch++;
2233 while (qemu_isspace(*pch))
2234 pch++;
2235 *q = 0;
2236 ret = get_monitor_def(&reg, buf);
2237 if (ret == -1)
2238 expr_error(mon, "unknown register");
2239 else if (ret == -2)
2240 expr_error(mon, "no cpu defined");
2241 n = reg;
2243 break;
2244 case '\0':
2245 expr_error(mon, "unexpected end of expression");
2246 n = 0;
2247 break;
2248 default:
2249 #if TARGET_PHYS_ADDR_BITS > 32
2250 n = strtoull(pch, &p, 0);
2251 #else
2252 n = strtoul(pch, &p, 0);
2253 #endif
2254 if (pch == p) {
2255 expr_error(mon, "invalid char in expression");
2257 pch = p;
2258 while (qemu_isspace(*pch))
2259 pch++;
2260 break;
2262 return n;
2266 static int64_t expr_prod(Monitor *mon)
2268 int64_t val, val2;
2269 int op;
2271 val = expr_unary(mon);
2272 for(;;) {
2273 op = *pch;
2274 if (op != '*' && op != '/' && op != '%')
2275 break;
2276 next();
2277 val2 = expr_unary(mon);
2278 switch(op) {
2279 default:
2280 case '*':
2281 val *= val2;
2282 break;
2283 case '/':
2284 case '%':
2285 if (val2 == 0)
2286 expr_error(mon, "division by zero");
2287 if (op == '/')
2288 val /= val2;
2289 else
2290 val %= val2;
2291 break;
2294 return val;
2297 static int64_t expr_logic(Monitor *mon)
2299 int64_t val, val2;
2300 int op;
2302 val = expr_prod(mon);
2303 for(;;) {
2304 op = *pch;
2305 if (op != '&' && op != '|' && op != '^')
2306 break;
2307 next();
2308 val2 = expr_prod(mon);
2309 switch(op) {
2310 default:
2311 case '&':
2312 val &= val2;
2313 break;
2314 case '|':
2315 val |= val2;
2316 break;
2317 case '^':
2318 val ^= val2;
2319 break;
2322 return val;
2325 static int64_t expr_sum(Monitor *mon)
2327 int64_t val, val2;
2328 int op;
2330 val = expr_logic(mon);
2331 for(;;) {
2332 op = *pch;
2333 if (op != '+' && op != '-')
2334 break;
2335 next();
2336 val2 = expr_logic(mon);
2337 if (op == '+')
2338 val += val2;
2339 else
2340 val -= val2;
2342 return val;
2345 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2347 pch = *pp;
2348 if (setjmp(expr_env)) {
2349 *pp = pch;
2350 return -1;
2352 while (qemu_isspace(*pch))
2353 pch++;
2354 *pval = expr_sum(mon);
2355 *pp = pch;
2356 return 0;
2359 static int get_str(char *buf, int buf_size, const char **pp)
2361 const char *p;
2362 char *q;
2363 int c;
2365 q = buf;
2366 p = *pp;
2367 while (qemu_isspace(*p))
2368 p++;
2369 if (*p == '\0') {
2370 fail:
2371 *q = '\0';
2372 *pp = p;
2373 return -1;
2375 if (*p == '\"') {
2376 p++;
2377 while (*p != '\0' && *p != '\"') {
2378 if (*p == '\\') {
2379 p++;
2380 c = *p++;
2381 switch(c) {
2382 case 'n':
2383 c = '\n';
2384 break;
2385 case 'r':
2386 c = '\r';
2387 break;
2388 case '\\':
2389 case '\'':
2390 case '\"':
2391 break;
2392 default:
2393 qemu_printf("unsupported escape code: '\\%c'\n", c);
2394 goto fail;
2396 if ((q - buf) < buf_size - 1) {
2397 *q++ = c;
2399 } else {
2400 if ((q - buf) < buf_size - 1) {
2401 *q++ = *p;
2403 p++;
2406 if (*p != '\"') {
2407 qemu_printf("unterminated string\n");
2408 goto fail;
2410 p++;
2411 } else {
2412 while (*p != '\0' && !qemu_isspace(*p)) {
2413 if ((q - buf) < buf_size - 1) {
2414 *q++ = *p;
2416 p++;
2419 *q = '\0';
2420 *pp = p;
2421 return 0;
2425 * Store the command-name in cmdname, and return a pointer to
2426 * the remaining of the command string.
2428 static const char *get_command_name(const char *cmdline,
2429 char *cmdname, size_t nlen)
2431 size_t len;
2432 const char *p, *pstart;
2434 p = cmdline;
2435 while (qemu_isspace(*p))
2436 p++;
2437 if (*p == '\0')
2438 return NULL;
2439 pstart = p;
2440 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2441 p++;
2442 len = p - pstart;
2443 if (len > nlen - 1)
2444 len = nlen - 1;
2445 memcpy(cmdname, pstart, len);
2446 cmdname[len] = '\0';
2447 return p;
2450 static int default_fmt_format = 'x';
2451 static int default_fmt_size = 4;
2453 #define MAX_ARGS 16
2455 static void monitor_handle_command(Monitor *mon, const char *cmdline)
2457 const char *p, *typestr;
2458 int c, nb_args, i, has_arg;
2459 const mon_cmd_t *cmd;
2460 char cmdname[256];
2461 char buf[1024];
2462 void *str_allocated[MAX_ARGS];
2463 void *args[MAX_ARGS];
2464 void (*handler_0)(Monitor *mon);
2465 void (*handler_1)(Monitor *mon, void *arg0);
2466 void (*handler_2)(Monitor *mon, void *arg0, void *arg1);
2467 void (*handler_3)(Monitor *mon, void *arg0, void *arg1, void *arg2);
2468 void (*handler_4)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2469 void *arg3);
2470 void (*handler_5)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2471 void *arg3, void *arg4);
2472 void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2473 void *arg3, void *arg4, void *arg5);
2474 void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2475 void *arg3, void *arg4, void *arg5, void *arg6);
2476 void (*handler_8)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2477 void *arg3, void *arg4, void *arg5, void *arg6,
2478 void *arg7);
2479 void (*handler_9)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2480 void *arg3, void *arg4, void *arg5, void *arg6,
2481 void *arg7, void *arg8);
2482 void (*handler_10)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2483 void *arg3, void *arg4, void *arg5, void *arg6,
2484 void *arg7, void *arg8, void *arg9);
2486 #ifdef DEBUG
2487 monitor_printf(mon, "command='%s'\n", cmdline);
2488 #endif
2490 /* extract the command name */
2491 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2492 if (!p)
2493 return;
2495 /* find the command */
2496 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2497 if (compare_cmd(cmdname, cmd->name))
2498 break;
2501 if (cmd->name == NULL) {
2502 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2503 return;
2506 for(i = 0; i < MAX_ARGS; i++)
2507 str_allocated[i] = NULL;
2509 /* parse the parameters */
2510 typestr = cmd->args_type;
2511 nb_args = 0;
2512 for(;;) {
2513 c = *typestr;
2514 if (c == '\0')
2515 break;
2516 typestr++;
2517 switch(c) {
2518 case 'F':
2519 case 'B':
2520 case 's':
2522 int ret;
2523 char *str;
2525 while (qemu_isspace(*p))
2526 p++;
2527 if (*typestr == '?') {
2528 typestr++;
2529 if (*p == '\0') {
2530 /* no optional string: NULL argument */
2531 str = NULL;
2532 goto add_str;
2535 ret = get_str(buf, sizeof(buf), &p);
2536 if (ret < 0) {
2537 switch(c) {
2538 case 'F':
2539 monitor_printf(mon, "%s: filename expected\n",
2540 cmdname);
2541 break;
2542 case 'B':
2543 monitor_printf(mon, "%s: block device name expected\n",
2544 cmdname);
2545 break;
2546 default:
2547 monitor_printf(mon, "%s: string expected\n", cmdname);
2548 break;
2550 goto fail;
2552 str = qemu_malloc(strlen(buf) + 1);
2553 pstrcpy(str, sizeof(buf), buf);
2554 str_allocated[nb_args] = str;
2555 add_str:
2556 if (nb_args >= MAX_ARGS) {
2557 error_args:
2558 monitor_printf(mon, "%s: too many arguments\n", cmdname);
2559 goto fail;
2561 args[nb_args++] = str;
2563 break;
2564 case '/':
2566 int count, format, size;
2568 while (qemu_isspace(*p))
2569 p++;
2570 if (*p == '/') {
2571 /* format found */
2572 p++;
2573 count = 1;
2574 if (qemu_isdigit(*p)) {
2575 count = 0;
2576 while (qemu_isdigit(*p)) {
2577 count = count * 10 + (*p - '0');
2578 p++;
2581 size = -1;
2582 format = -1;
2583 for(;;) {
2584 switch(*p) {
2585 case 'o':
2586 case 'd':
2587 case 'u':
2588 case 'x':
2589 case 'i':
2590 case 'c':
2591 format = *p++;
2592 break;
2593 case 'b':
2594 size = 1;
2595 p++;
2596 break;
2597 case 'h':
2598 size = 2;
2599 p++;
2600 break;
2601 case 'w':
2602 size = 4;
2603 p++;
2604 break;
2605 case 'g':
2606 case 'L':
2607 size = 8;
2608 p++;
2609 break;
2610 default:
2611 goto next;
2614 next:
2615 if (*p != '\0' && !qemu_isspace(*p)) {
2616 monitor_printf(mon, "invalid char in format: '%c'\n",
2617 *p);
2618 goto fail;
2620 if (format < 0)
2621 format = default_fmt_format;
2622 if (format != 'i') {
2623 /* for 'i', not specifying a size gives -1 as size */
2624 if (size < 0)
2625 size = default_fmt_size;
2626 default_fmt_size = size;
2628 default_fmt_format = format;
2629 } else {
2630 count = 1;
2631 format = default_fmt_format;
2632 if (format != 'i') {
2633 size = default_fmt_size;
2634 } else {
2635 size = -1;
2638 if (nb_args + 3 > MAX_ARGS)
2639 goto error_args;
2640 args[nb_args++] = (void*)(long)count;
2641 args[nb_args++] = (void*)(long)format;
2642 args[nb_args++] = (void*)(long)size;
2644 break;
2645 case 'i':
2646 case 'l':
2648 int64_t val;
2650 while (qemu_isspace(*p))
2651 p++;
2652 if (*typestr == '?' || *typestr == '.') {
2653 if (*typestr == '?') {
2654 if (*p == '\0')
2655 has_arg = 0;
2656 else
2657 has_arg = 1;
2658 } else {
2659 if (*p == '.') {
2660 p++;
2661 while (qemu_isspace(*p))
2662 p++;
2663 has_arg = 1;
2664 } else {
2665 has_arg = 0;
2668 typestr++;
2669 if (nb_args >= MAX_ARGS)
2670 goto error_args;
2671 args[nb_args++] = (void *)(long)has_arg;
2672 if (!has_arg) {
2673 if (nb_args >= MAX_ARGS)
2674 goto error_args;
2675 val = -1;
2676 goto add_num;
2679 if (get_expr(mon, &val, &p))
2680 goto fail;
2681 add_num:
2682 if (c == 'i') {
2683 if (nb_args >= MAX_ARGS)
2684 goto error_args;
2685 args[nb_args++] = (void *)(long)val;
2686 } else {
2687 if ((nb_args + 1) >= MAX_ARGS)
2688 goto error_args;
2689 #if TARGET_PHYS_ADDR_BITS > 32
2690 args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2691 #else
2692 args[nb_args++] = (void *)0;
2693 #endif
2694 args[nb_args++] = (void *)(long)(val & 0xffffffff);
2697 break;
2698 case '-':
2700 int has_option;
2701 /* option */
2703 c = *typestr++;
2704 if (c == '\0')
2705 goto bad_type;
2706 while (qemu_isspace(*p))
2707 p++;
2708 has_option = 0;
2709 if (*p == '-') {
2710 p++;
2711 if (*p != c) {
2712 monitor_printf(mon, "%s: unsupported option -%c\n",
2713 cmdname, *p);
2714 goto fail;
2716 p++;
2717 has_option = 1;
2719 if (nb_args >= MAX_ARGS)
2720 goto error_args;
2721 args[nb_args++] = (void *)(long)has_option;
2723 break;
2724 default:
2725 bad_type:
2726 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2727 goto fail;
2730 /* check that all arguments were parsed */
2731 while (qemu_isspace(*p))
2732 p++;
2733 if (*p != '\0') {
2734 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2735 cmdname);
2736 goto fail;
2739 switch(nb_args) {
2740 case 0:
2741 handler_0 = cmd->handler;
2742 handler_0(mon);
2743 break;
2744 case 1:
2745 handler_1 = cmd->handler;
2746 handler_1(mon, args[0]);
2747 break;
2748 case 2:
2749 handler_2 = cmd->handler;
2750 handler_2(mon, args[0], args[1]);
2751 break;
2752 case 3:
2753 handler_3 = cmd->handler;
2754 handler_3(mon, args[0], args[1], args[2]);
2755 break;
2756 case 4:
2757 handler_4 = cmd->handler;
2758 handler_4(mon, args[0], args[1], args[2], args[3]);
2759 break;
2760 case 5:
2761 handler_5 = cmd->handler;
2762 handler_5(mon, args[0], args[1], args[2], args[3], args[4]);
2763 break;
2764 case 6:
2765 handler_6 = cmd->handler;
2766 handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2767 break;
2768 case 7:
2769 handler_7 = cmd->handler;
2770 handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2771 args[6]);
2772 break;
2773 case 8:
2774 handler_8 = cmd->handler;
2775 handler_8(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2776 args[6], args[7]);
2777 break;
2778 case 9:
2779 handler_9 = cmd->handler;
2780 handler_9(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2781 args[6], args[7], args[8]);
2782 break;
2783 case 10:
2784 handler_10 = cmd->handler;
2785 handler_10(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2786 args[6], args[7], args[8], args[9]);
2787 break;
2788 default:
2789 monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2790 goto fail;
2792 fail:
2793 for(i = 0; i < MAX_ARGS; i++)
2794 qemu_free(str_allocated[i]);
2797 static void cmd_completion(const char *name, const char *list)
2799 const char *p, *pstart;
2800 char cmd[128];
2801 int len;
2803 p = list;
2804 for(;;) {
2805 pstart = p;
2806 p = strchr(p, '|');
2807 if (!p)
2808 p = pstart + strlen(pstart);
2809 len = p - pstart;
2810 if (len > sizeof(cmd) - 2)
2811 len = sizeof(cmd) - 2;
2812 memcpy(cmd, pstart, len);
2813 cmd[len] = '\0';
2814 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2815 readline_add_completion(cur_mon->rs, cmd);
2817 if (*p == '\0')
2818 break;
2819 p++;
2823 static void file_completion(const char *input)
2825 DIR *ffs;
2826 struct dirent *d;
2827 char path[1024];
2828 char file[1024], file_prefix[1024];
2829 int input_path_len;
2830 const char *p;
2832 p = strrchr(input, '/');
2833 if (!p) {
2834 input_path_len = 0;
2835 pstrcpy(file_prefix, sizeof(file_prefix), input);
2836 pstrcpy(path, sizeof(path), ".");
2837 } else {
2838 input_path_len = p - input + 1;
2839 memcpy(path, input, input_path_len);
2840 if (input_path_len > sizeof(path) - 1)
2841 input_path_len = sizeof(path) - 1;
2842 path[input_path_len] = '\0';
2843 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2845 #ifdef DEBUG_COMPLETION
2846 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2847 input, path, file_prefix);
2848 #endif
2849 ffs = opendir(path);
2850 if (!ffs)
2851 return;
2852 for(;;) {
2853 struct stat sb;
2854 d = readdir(ffs);
2855 if (!d)
2856 break;
2857 if (strstart(d->d_name, file_prefix, NULL)) {
2858 memcpy(file, input, input_path_len);
2859 if (input_path_len < sizeof(file))
2860 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2861 d->d_name);
2862 /* stat the file to find out if it's a directory.
2863 * In that case add a slash to speed up typing long paths
2865 stat(file, &sb);
2866 if(S_ISDIR(sb.st_mode))
2867 pstrcat(file, sizeof(file), "/");
2868 readline_add_completion(cur_mon->rs, file);
2871 closedir(ffs);
2874 static void block_completion_it(void *opaque, BlockDriverState *bs)
2876 const char *name = bdrv_get_device_name(bs);
2877 const char *input = opaque;
2879 if (input[0] == '\0' ||
2880 !strncmp(name, (char *)input, strlen(input))) {
2881 readline_add_completion(cur_mon->rs, name);
2885 /* NOTE: this parser is an approximate form of the real command parser */
2886 static void parse_cmdline(const char *cmdline,
2887 int *pnb_args, char **args)
2889 const char *p;
2890 int nb_args, ret;
2891 char buf[1024];
2893 p = cmdline;
2894 nb_args = 0;
2895 for(;;) {
2896 while (qemu_isspace(*p))
2897 p++;
2898 if (*p == '\0')
2899 break;
2900 if (nb_args >= MAX_ARGS)
2901 break;
2902 ret = get_str(buf, sizeof(buf), &p);
2903 args[nb_args] = qemu_strdup(buf);
2904 nb_args++;
2905 if (ret < 0)
2906 break;
2908 *pnb_args = nb_args;
2911 static void monitor_find_completion(const char *cmdline)
2913 const char *cmdname;
2914 char *args[MAX_ARGS];
2915 int nb_args, i, len;
2916 const char *ptype, *str;
2917 const mon_cmd_t *cmd;
2918 const KeyDef *key;
2920 parse_cmdline(cmdline, &nb_args, args);
2921 #ifdef DEBUG_COMPLETION
2922 for(i = 0; i < nb_args; i++) {
2923 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2925 #endif
2927 /* if the line ends with a space, it means we want to complete the
2928 next arg */
2929 len = strlen(cmdline);
2930 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2931 if (nb_args >= MAX_ARGS)
2932 return;
2933 args[nb_args++] = qemu_strdup("");
2935 if (nb_args <= 1) {
2936 /* command completion */
2937 if (nb_args == 0)
2938 cmdname = "";
2939 else
2940 cmdname = args[0];
2941 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
2942 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2943 cmd_completion(cmdname, cmd->name);
2945 } else {
2946 /* find the command */
2947 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2948 if (compare_cmd(args[0], cmd->name))
2949 goto found;
2951 return;
2952 found:
2953 ptype = cmd->args_type;
2954 for(i = 0; i < nb_args - 2; i++) {
2955 if (*ptype != '\0') {
2956 ptype++;
2957 while (*ptype == '?')
2958 ptype++;
2961 str = args[nb_args - 1];
2962 switch(*ptype) {
2963 case 'F':
2964 /* file completion */
2965 readline_set_completion_index(cur_mon->rs, strlen(str));
2966 file_completion(str);
2967 break;
2968 case 'B':
2969 /* block device name completion */
2970 readline_set_completion_index(cur_mon->rs, strlen(str));
2971 bdrv_iterate(block_completion_it, (void *)str);
2972 break;
2973 case 's':
2974 /* XXX: more generic ? */
2975 if (!strcmp(cmd->name, "info")) {
2976 readline_set_completion_index(cur_mon->rs, strlen(str));
2977 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2978 cmd_completion(str, cmd->name);
2980 } else if (!strcmp(cmd->name, "sendkey")) {
2981 char *sep = strrchr(str, '-');
2982 if (sep)
2983 str = sep + 1;
2984 readline_set_completion_index(cur_mon->rs, strlen(str));
2985 for(key = key_defs; key->name != NULL; key++) {
2986 cmd_completion(str, key->name);
2988 } else if (!strcmp(cmd->name, "help|?")) {
2989 readline_set_completion_index(cur_mon->rs, strlen(str));
2990 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
2991 cmd_completion(str, cmd->name);
2994 break;
2995 default:
2996 break;
2999 for(i = 0; i < nb_args; i++)
3000 qemu_free(args[i]);
3003 static int monitor_can_read(void *opaque)
3005 Monitor *mon = opaque;
3007 return (mon->suspend_cnt == 0) ? 128 : 0;
3010 static void monitor_read(void *opaque, const uint8_t *buf, int size)
3012 Monitor *old_mon = cur_mon;
3013 int i;
3015 cur_mon = opaque;
3017 if (cur_mon->rs) {
3018 for (i = 0; i < size; i++)
3019 readline_handle_byte(cur_mon->rs, buf[i]);
3020 } else {
3021 if (size == 0 || buf[size - 1] != 0)
3022 monitor_printf(cur_mon, "corrupted command\n");
3023 else
3024 monitor_handle_command(cur_mon, (char *)buf);
3027 cur_mon = old_mon;
3030 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3032 monitor_suspend(mon);
3033 monitor_handle_command(mon, cmdline);
3034 monitor_resume(mon);
3037 int monitor_suspend(Monitor *mon)
3039 if (!mon->rs)
3040 return -ENOTTY;
3041 mon->suspend_cnt++;
3042 return 0;
3045 void monitor_resume(Monitor *mon)
3047 if (!mon->rs)
3048 return;
3049 if (--mon->suspend_cnt == 0)
3050 readline_show_prompt(mon->rs);
3053 static void monitor_event(void *opaque, int event)
3055 Monitor *mon = opaque;
3057 switch (event) {
3058 case CHR_EVENT_MUX_IN:
3059 readline_restart(mon->rs);
3060 monitor_resume(mon);
3061 monitor_flush(mon);
3062 break;
3064 case CHR_EVENT_MUX_OUT:
3065 if (mon->suspend_cnt == 0)
3066 monitor_printf(mon, "\n");
3067 monitor_flush(mon);
3068 monitor_suspend(mon);
3069 break;
3071 case CHR_EVENT_RESET:
3072 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3073 "information\n", QEMU_VERSION);
3074 if (mon->chr->focus == 0)
3075 readline_show_prompt(mon->rs);
3076 break;
3082 * Local variables:
3083 * c-indent-level: 4
3084 * c-basic-offset: 4
3085 * tab-width: 8
3086 * End:
3089 void monitor_init(CharDriverState *chr, int flags)
3091 static int is_first_init = 1;
3092 Monitor *mon;
3094 if (is_first_init) {
3095 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3096 is_first_init = 0;
3099 mon = qemu_mallocz(sizeof(*mon));
3101 mon->chr = chr;
3102 mon->flags = flags;
3103 if (mon->chr->focus != 0)
3104 mon->suspend_cnt = 1; /* mux'ed monitors start suspended */
3105 if (flags & MONITOR_USE_READLINE) {
3106 mon->rs = readline_init(mon, monitor_find_completion);
3107 monitor_read_command(mon, 0);
3110 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3111 mon);
3113 LIST_INSERT_HEAD(&mon_list, mon, entry);
3114 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3115 cur_mon = mon;
3118 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3120 BlockDriverState *bs = opaque;
3121 int ret = 0;
3123 if (bdrv_set_key(bs, password) != 0) {
3124 monitor_printf(mon, "invalid password\n");
3125 ret = -EPERM;
3127 if (mon->password_completion_cb)
3128 mon->password_completion_cb(mon->password_opaque, ret);
3130 monitor_read_command(mon, 1);
3133 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3134 BlockDriverCompletionFunc *completion_cb,
3135 void *opaque)
3137 int err;
3139 if (!bdrv_key_required(bs)) {
3140 if (completion_cb)
3141 completion_cb(opaque, 0);
3142 return;
3145 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3146 bdrv_get_encrypted_filename(bs));
3148 mon->password_completion_cb = completion_cb;
3149 mon->password_opaque = opaque;
3151 err = monitor_read_password(mon, bdrv_password_cb, bs);
3153 if (err && completion_cb)
3154 completion_cb(opaque, err);