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1
/*
2
 * QEMU monitor
3
 *
4
 * Copyright (c) 2003-2004 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include "hw/hw.h"
25
#include "hw/usb.h"
26
#include "hw/pcmcia.h"
27
#include "hw/pc.h"
28
#include "hw/pci.h"
29
#include "gdbstub.h"
30
#include "net.h"
31
#include "qemu-char.h"
32
#include "sysemu.h"
33
#include "console.h"
34
#include "block.h"
35
#include "audio/audio.h"
36
#include "disas.h"
37
#include <dirent.h>
38
#include "qemu-timer.h"
39
#include "migration.h"
40

    
41
//#define DEBUG
42
//#define DEBUG_COMPLETION
43

    
44
/*
45
 * Supported types:
46
 *
47
 * 'F'          filename
48
 * 'B'          block device name
49
 * 's'          string (accept optional quote)
50
 * 'i'          32 bit integer
51
 * 'l'          target long (32 or 64 bit)
52
 * '/'          optional gdb-like print format (like "/10x")
53
 *
54
 * '?'          optional type (for 'F', 's' and 'i')
55
 *
56
 */
57

    
58
typedef struct term_cmd_t {
59
    const char *name;
60
    const char *args_type;
61
    void *handler;
62
    const char *params;
63
    const char *help;
64
} term_cmd_t;
65

    
66
#define MAX_MON 4
67
static CharDriverState *monitor_hd[MAX_MON];
68
static int hide_banner;
69

    
70
static const term_cmd_t term_cmds[];
71
static const term_cmd_t info_cmds[];
72

    
73
static uint8_t term_outbuf[1024];
74
static int term_outbuf_index;
75

    
76
static void monitor_start_input(void);
77

    
78
CPUState *mon_cpu = NULL;
79

    
80
void term_flush(void)
81
{
82
    int i;
83
    if (term_outbuf_index > 0) {
84
        for (i = 0; i < MAX_MON; i++)
85
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
86
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
87
        term_outbuf_index = 0;
88
    }
89
}
90

    
91
/* flush at every end of line or if the buffer is full */
92
void term_puts(const char *str)
93
{
94
    char c;
95
    for(;;) {
96
        c = *str++;
97
        if (c == '\0')
98
            break;
99
        if (c == '\n')
100
            term_outbuf[term_outbuf_index++] = '\r';
101
        term_outbuf[term_outbuf_index++] = c;
102
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
103
            c == '\n')
104
            term_flush();
105
    }
106
}
107

    
108
void term_vprintf(const char *fmt, va_list ap)
109
{
110
    char buf[4096];
111
    vsnprintf(buf, sizeof(buf), fmt, ap);
112
    term_puts(buf);
113
}
114

    
115
void term_printf(const char *fmt, ...)
116
{
117
    va_list ap;
118
    va_start(ap, fmt);
119
    term_vprintf(fmt, ap);
120
    va_end(ap);
121
}
122

    
123
void term_print_filename(const char *filename)
124
{
125
    int i;
126

    
127
    for (i = 0; filename[i]; i++) {
128
        switch (filename[i]) {
129
        case ' ':
130
        case '"':
131
        case '\\':
132
            term_printf("\\%c", filename[i]);
133
            break;
134
        case '\t':
135
            term_printf("\\t");
136
            break;
137
        case '\r':
138
            term_printf("\\r");
139
            break;
140
        case '\n':
141
            term_printf("\\n");
142
            break;
143
        default:
144
            term_printf("%c", filename[i]);
145
            break;
146
        }
147
    }
148
}
149

    
150
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
151
{
152
    va_list ap;
153
    va_start(ap, fmt);
154
    term_vprintf(fmt, ap);
155
    va_end(ap);
156
    return 0;
157
}
158

    
159
static int compare_cmd(const char *name, const char *list)
160
{
161
    const char *p, *pstart;
162
    int len;
163
    len = strlen(name);
164
    p = list;
165
    for(;;) {
166
        pstart = p;
167
        p = strchr(p, '|');
168
        if (!p)
169
            p = pstart + strlen(pstart);
170
        if ((p - pstart) == len && !memcmp(pstart, name, len))
171
            return 1;
172
        if (*p == '\0')
173
            break;
174
        p++;
175
    }
176
    return 0;
177
}
178

    
179
static void help_cmd1(const term_cmd_t *cmds, const char *prefix, const char *name)
180
{
181
    const term_cmd_t *cmd;
182

    
183
    for(cmd = cmds; cmd->name != NULL; cmd++) {
184
        if (!name || !strcmp(name, cmd->name))
185
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
186
    }
187
}
188

    
189
static void help_cmd(const char *name)
190
{
191
    if (name && !strcmp(name, "info")) {
192
        help_cmd1(info_cmds, "info ", NULL);
193
    } else {
194
        help_cmd1(term_cmds, "", name);
195
        if (name && !strcmp(name, "log")) {
196
            const CPULogItem *item;
197
            term_printf("Log items (comma separated):\n");
198
            term_printf("%-10s %s\n", "none", "remove all logs");
199
            for(item = cpu_log_items; item->mask != 0; item++) {
200
                term_printf("%-10s %s\n", item->name, item->help);
201
            }
202
        }
203
    }
204
}
205

    
206
static void do_help(const char *name)
207
{
208
    help_cmd(name);
209
}
210

    
211
static void do_commit(const char *device)
212
{
213
    int i, all_devices;
214

    
215
    all_devices = !strcmp(device, "all");
216
    for (i = 0; i < nb_drives; i++) {
217
            if (all_devices ||
218
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
219
                bdrv_commit(drives_table[i].bdrv);
220
    }
221
}
222

    
223
static void do_info(const char *item)
224
{
225
    const term_cmd_t *cmd;
226
    void (*handler)(void);
227

    
228
    if (!item)
229
        goto help;
230
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
231
        if (compare_cmd(item, cmd->name))
232
            goto found;
233
    }
234
 help:
235
    help_cmd("info");
236
    return;
237
 found:
238
    handler = cmd->handler;
239
    handler();
240
}
241

    
242
static void do_info_version(void)
243
{
244
  term_printf("%s\n", QEMU_VERSION);
245
}
246

    
247
static void do_info_name(void)
248
{
249
    if (qemu_name)
250
        term_printf("%s\n", qemu_name);
251
}
252

    
253
static void do_info_uuid(void)
254
{
255
    term_printf(UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1], qemu_uuid[2],
256
            qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6],
257
            qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10],
258
            qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14],
259
            qemu_uuid[15]);
260
}
261

    
262
static void do_info_block(void)
263
{
264
    bdrv_info();
265
}
266

    
267
static void do_info_blockstats(void)
268
{
269
    bdrv_info_stats();
270
}
271

    
272
/* get the current CPU defined by the user */
273
static int mon_set_cpu(int cpu_index)
274
{
275
    CPUState *env;
276

    
277
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
278
        if (env->cpu_index == cpu_index) {
279
            mon_cpu = env;
280
            return 0;
281
        }
282
    }
283
    return -1;
284
}
285

    
286
static CPUState *mon_get_cpu(void)
287
{
288
    if (!mon_cpu) {
289
        mon_set_cpu(0);
290
    }
291
    return mon_cpu;
292
}
293

    
294
static void do_info_registers(void)
295
{
296
    CPUState *env;
297
    env = mon_get_cpu();
298
    if (!env)
299
        return;
300
#ifdef TARGET_I386
301
    cpu_dump_state(env, NULL, monitor_fprintf,
302
                   X86_DUMP_FPU);
303
#else
304
    cpu_dump_state(env, NULL, monitor_fprintf,
305
                   0);
306
#endif
307
}
308

    
309
static void do_info_cpus(void)
310
{
311
    CPUState *env;
312

    
313
    /* just to set the default cpu if not already done */
314
    mon_get_cpu();
315

    
316
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
317
        term_printf("%c CPU #%d:",
318
                    (env == mon_cpu) ? '*' : ' ',
319
                    env->cpu_index);
320
#if defined(TARGET_I386)
321
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
322
#elif defined(TARGET_PPC)
323
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
324
#elif defined(TARGET_SPARC)
325
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
326
#elif defined(TARGET_MIPS)
327
        term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
328
#endif
329
        if (env->halted)
330
            term_printf(" (halted)");
331
        term_printf("\n");
332
    }
333
}
334

    
335
static void do_cpu_set(int index)
336
{
337
    if (mon_set_cpu(index) < 0)
338
        term_printf("Invalid CPU index\n");
339
}
340

    
341
static void do_info_jit(void)
342
{
343
    dump_exec_info(NULL, monitor_fprintf);
344
}
345

    
346
static void do_info_history (void)
347
{
348
    int i;
349
    const char *str;
350

    
351
    i = 0;
352
    for(;;) {
353
        str = readline_get_history(i);
354
        if (!str)
355
            break;
356
        term_printf("%d: '%s'\n", i, str);
357
        i++;
358
    }
359
}
360

    
361
#if defined(TARGET_PPC)
362
/* XXX: not implemented in other targets */
363
static void do_info_cpu_stats (void)
364
{
365
    CPUState *env;
366

    
367
    env = mon_get_cpu();
368
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
369
}
370
#endif
371

    
372
static void do_quit(void)
373
{
374
    exit(0);
375
}
376

    
377
static int eject_device(BlockDriverState *bs, int force)
378
{
379
    if (bdrv_is_inserted(bs)) {
380
        if (!force) {
381
            if (!bdrv_is_removable(bs)) {
382
                term_printf("device is not removable\n");
383
                return -1;
384
            }
385
            if (bdrv_is_locked(bs)) {
386
                term_printf("device is locked\n");
387
                return -1;
388
            }
389
        }
390
        bdrv_close(bs);
391
    }
392
    return 0;
393
}
394

    
395
static void do_eject(int force, const char *filename)
396
{
397
    BlockDriverState *bs;
398

    
399
    bs = bdrv_find(filename);
400
    if (!bs) {
401
        term_printf("device not found\n");
402
        return;
403
    }
404
    eject_device(bs, force);
405
}
406

    
407
static void do_change_block(const char *device, const char *filename, const char *fmt)
408
{
409
    BlockDriverState *bs;
410
    BlockDriver *drv = NULL;
411

    
412
    bs = bdrv_find(device);
413
    if (!bs) {
414
        term_printf("device not found\n");
415
        return;
416
    }
417
    if (fmt) {
418
        drv = bdrv_find_format(fmt);
419
        if (!drv) {
420
            term_printf("invalid format %s\n", fmt);
421
            return;
422
        }
423
    }
424
    if (eject_device(bs, 0) < 0)
425
        return;
426
    bdrv_open2(bs, filename, 0, drv);
427
    qemu_key_check(bs, filename);
428
}
429

    
430
static void do_change_vnc(const char *target)
431
{
432
    if (strcmp(target, "passwd") == 0 ||
433
        strcmp(target, "password") == 0) {
434
        char password[9];
435
        monitor_readline("Password: ", 1, password, sizeof(password)-1);
436
        password[sizeof(password)-1] = '\0';
437
        if (vnc_display_password(NULL, password) < 0)
438
            term_printf("could not set VNC server password\n");
439
    } else {
440
        if (vnc_display_open(NULL, target) < 0)
441
            term_printf("could not start VNC server on %s\n", target);
442
    }
443
}
444

    
445
static void do_change(const char *device, const char *target, const char *fmt)
446
{
447
    if (strcmp(device, "vnc") == 0) {
448
        do_change_vnc(target);
449
    } else {
450
        do_change_block(device, target, fmt);
451
    }
452
}
453

    
454
static void do_screen_dump(const char *filename)
455
{
456
    vga_hw_screen_dump(filename);
457
}
458

    
459
static void do_logfile(const char *filename)
460
{
461
    cpu_set_log_filename(filename);
462
}
463

    
464
static void do_log(const char *items)
465
{
466
    int mask;
467

    
468
    if (!strcmp(items, "none")) {
469
        mask = 0;
470
    } else {
471
        mask = cpu_str_to_log_mask(items);
472
        if (!mask) {
473
            help_cmd("log");
474
            return;
475
        }
476
    }
477
    cpu_set_log(mask);
478
}
479

    
480
static void do_stop(void)
481
{
482
    vm_stop(EXCP_INTERRUPT);
483
}
484

    
485
static void do_cont(void)
486
{
487
    vm_start();
488
}
489

    
490
#ifdef CONFIG_GDBSTUB
491
static void do_gdbserver(const char *port)
492
{
493
    if (!port)
494
        port = DEFAULT_GDBSTUB_PORT;
495
    if (gdbserver_start(port) < 0) {
496
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
497
    } else {
498
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
499
    }
500
}
501
#endif
502

    
503
static void term_printc(int c)
504
{
505
    term_printf("'");
506
    switch(c) {
507
    case '\'':
508
        term_printf("\\'");
509
        break;
510
    case '\\':
511
        term_printf("\\\\");
512
        break;
513
    case '\n':
514
        term_printf("\\n");
515
        break;
516
    case '\r':
517
        term_printf("\\r");
518
        break;
519
    default:
520
        if (c >= 32 && c <= 126) {
521
            term_printf("%c", c);
522
        } else {
523
            term_printf("\\x%02x", c);
524
        }
525
        break;
526
    }
527
    term_printf("'");
528
}
529

    
530
static void memory_dump(int count, int format, int wsize,
531
                        target_phys_addr_t addr, int is_physical)
532
{
533
    CPUState *env;
534
    int nb_per_line, l, line_size, i, max_digits, len;
535
    uint8_t buf[16];
536
    uint64_t v;
537

    
538
    if (format == 'i') {
539
        int flags;
540
        flags = 0;
541
        env = mon_get_cpu();
542
        if (!env && !is_physical)
543
            return;
544
#ifdef TARGET_I386
545
        if (wsize == 2) {
546
            flags = 1;
547
        } else if (wsize == 4) {
548
            flags = 0;
549
        } else {
550
            /* as default we use the current CS size */
551
            flags = 0;
552
            if (env) {
553
#ifdef TARGET_X86_64
554
                if ((env->efer & MSR_EFER_LMA) &&
555
                    (env->segs[R_CS].flags & DESC_L_MASK))
556
                    flags = 2;
557
                else
558
#endif
559
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
560
                    flags = 1;
561
            }
562
        }
563
#endif
564
        monitor_disas(env, addr, count, is_physical, flags);
565
        return;
566
    }
567

    
568
    len = wsize * count;
569
    if (wsize == 1)
570
        line_size = 8;
571
    else
572
        line_size = 16;
573
    nb_per_line = line_size / wsize;
574
    max_digits = 0;
575

    
576
    switch(format) {
577
    case 'o':
578
        max_digits = (wsize * 8 + 2) / 3;
579
        break;
580
    default:
581
    case 'x':
582
        max_digits = (wsize * 8) / 4;
583
        break;
584
    case 'u':
585
    case 'd':
586
        max_digits = (wsize * 8 * 10 + 32) / 33;
587
        break;
588
    case 'c':
589
        wsize = 1;
590
        break;
591
    }
592

    
593
    while (len > 0) {
594
        if (is_physical)
595
            term_printf(TARGET_FMT_plx ":", addr);
596
        else
597
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
598
        l = len;
599
        if (l > line_size)
600
            l = line_size;
601
        if (is_physical) {
602
            cpu_physical_memory_rw(addr, buf, l, 0);
603
        } else {
604
            env = mon_get_cpu();
605
            if (!env)
606
                break;
607
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
608
                term_printf(" Cannot access memory\n");
609
                break;
610
            }
611
        }
612
        i = 0;
613
        while (i < l) {
614
            switch(wsize) {
615
            default:
616
            case 1:
617
                v = ldub_raw(buf + i);
618
                break;
619
            case 2:
620
                v = lduw_raw(buf + i);
621
                break;
622
            case 4:
623
                v = (uint32_t)ldl_raw(buf + i);
624
                break;
625
            case 8:
626
                v = ldq_raw(buf + i);
627
                break;
628
            }
629
            term_printf(" ");
630
            switch(format) {
631
            case 'o':
632
                term_printf("%#*" PRIo64, max_digits, v);
633
                break;
634
            case 'x':
635
                term_printf("0x%0*" PRIx64, max_digits, v);
636
                break;
637
            case 'u':
638
                term_printf("%*" PRIu64, max_digits, v);
639
                break;
640
            case 'd':
641
                term_printf("%*" PRId64, max_digits, v);
642
                break;
643
            case 'c':
644
                term_printc(v);
645
                break;
646
            }
647
            i += wsize;
648
        }
649
        term_printf("\n");
650
        addr += l;
651
        len -= l;
652
    }
653
}
654

    
655
#if TARGET_LONG_BITS == 64
656
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
657
#else
658
#define GET_TLONG(h, l) (l)
659
#endif
660

    
661
static void do_memory_dump(int count, int format, int size,
662
                           uint32_t addrh, uint32_t addrl)
663
{
664
    target_long addr = GET_TLONG(addrh, addrl);
665
    memory_dump(count, format, size, addr, 0);
666
}
667

    
668
#if TARGET_PHYS_ADDR_BITS > 32
669
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
670
#else
671
#define GET_TPHYSADDR(h, l) (l)
672
#endif
673

    
674
static void do_physical_memory_dump(int count, int format, int size,
675
                                    uint32_t addrh, uint32_t addrl)
676

    
677
{
678
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
679
    memory_dump(count, format, size, addr, 1);
680
}
681

    
682
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
683
{
684
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
685
#if TARGET_PHYS_ADDR_BITS == 32
686
    switch(format) {
687
    case 'o':
688
        term_printf("%#o", val);
689
        break;
690
    case 'x':
691
        term_printf("%#x", val);
692
        break;
693
    case 'u':
694
        term_printf("%u", val);
695
        break;
696
    default:
697
    case 'd':
698
        term_printf("%d", val);
699
        break;
700
    case 'c':
701
        term_printc(val);
702
        break;
703
    }
704
#else
705
    switch(format) {
706
    case 'o':
707
        term_printf("%#" PRIo64, val);
708
        break;
709
    case 'x':
710
        term_printf("%#" PRIx64, val);
711
        break;
712
    case 'u':
713
        term_printf("%" PRIu64, val);
714
        break;
715
    default:
716
    case 'd':
717
        term_printf("%" PRId64, val);
718
        break;
719
    case 'c':
720
        term_printc(val);
721
        break;
722
    }
723
#endif
724
    term_printf("\n");
725
}
726

    
727
static void do_memory_save(unsigned int valh, unsigned int vall,
728
                           uint32_t size, const char *filename)
729
{
730
    FILE *f;
731
    target_long addr = GET_TLONG(valh, vall);
732
    uint32_t l;
733
    CPUState *env;
734
    uint8_t buf[1024];
735

    
736
    env = mon_get_cpu();
737
    if (!env)
738
        return;
739

    
740
    f = fopen(filename, "wb");
741
    if (!f) {
742
        term_printf("could not open '%s'\n", filename);
743
        return;
744
    }
745
    while (size != 0) {
746
        l = sizeof(buf);
747
        if (l > size)
748
            l = size;
749
        cpu_memory_rw_debug(env, addr, buf, l, 0);
750
        fwrite(buf, 1, l, f);
751
        addr += l;
752
        size -= l;
753
    }
754
    fclose(f);
755
}
756

    
757
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
758
                                    uint32_t size, const char *filename)
759
{
760
    FILE *f;
761
    uint32_t l;
762
    uint8_t buf[1024];
763
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
764

    
765
    f = fopen(filename, "wb");
766
    if (!f) {
767
        term_printf("could not open '%s'\n", filename);
768
        return;
769
    }
770
    while (size != 0) {
771
        l = sizeof(buf);
772
        if (l > size)
773
            l = size;
774
        cpu_physical_memory_rw(addr, buf, l, 0);
775
        fwrite(buf, 1, l, f);
776
        fflush(f);
777
        addr += l;
778
        size -= l;
779
    }
780
    fclose(f);
781
}
782

    
783
static void do_sum(uint32_t start, uint32_t size)
784
{
785
    uint32_t addr;
786
    uint8_t buf[1];
787
    uint16_t sum;
788

    
789
    sum = 0;
790
    for(addr = start; addr < (start + size); addr++) {
791
        cpu_physical_memory_rw(addr, buf, 1, 0);
792
        /* BSD sum algorithm ('sum' Unix command) */
793
        sum = (sum >> 1) | (sum << 15);
794
        sum += buf[0];
795
    }
796
    term_printf("%05d\n", sum);
797
}
798

    
799
typedef struct {
800
    int keycode;
801
    const char *name;
802
} KeyDef;
803

    
804
static const KeyDef key_defs[] = {
805
    { 0x2a, "shift" },
806
    { 0x36, "shift_r" },
807

    
808
    { 0x38, "alt" },
809
    { 0xb8, "alt_r" },
810
    { 0x64, "altgr" },
811
    { 0xe4, "altgr_r" },
812
    { 0x1d, "ctrl" },
813
    { 0x9d, "ctrl_r" },
814

    
815
    { 0xdd, "menu" },
816

    
817
    { 0x01, "esc" },
818

    
819
    { 0x02, "1" },
820
    { 0x03, "2" },
821
    { 0x04, "3" },
822
    { 0x05, "4" },
823
    { 0x06, "5" },
824
    { 0x07, "6" },
825
    { 0x08, "7" },
826
    { 0x09, "8" },
827
    { 0x0a, "9" },
828
    { 0x0b, "0" },
829
    { 0x0c, "minus" },
830
    { 0x0d, "equal" },
831
    { 0x0e, "backspace" },
832

    
833
    { 0x0f, "tab" },
834
    { 0x10, "q" },
835
    { 0x11, "w" },
836
    { 0x12, "e" },
837
    { 0x13, "r" },
838
    { 0x14, "t" },
839
    { 0x15, "y" },
840
    { 0x16, "u" },
841
    { 0x17, "i" },
842
    { 0x18, "o" },
843
    { 0x19, "p" },
844

    
845
    { 0x1c, "ret" },
846

    
847
    { 0x1e, "a" },
848
    { 0x1f, "s" },
849
    { 0x20, "d" },
850
    { 0x21, "f" },
851
    { 0x22, "g" },
852
    { 0x23, "h" },
853
    { 0x24, "j" },
854
    { 0x25, "k" },
855
    { 0x26, "l" },
856

    
857
    { 0x2c, "z" },
858
    { 0x2d, "x" },
859
    { 0x2e, "c" },
860
    { 0x2f, "v" },
861
    { 0x30, "b" },
862
    { 0x31, "n" },
863
    { 0x32, "m" },
864
    { 0x33, "comma" },
865
    { 0x34, "dot" },
866
    { 0x35, "slash" },
867

    
868
    { 0x37, "asterisk" },
869

    
870
    { 0x39, "spc" },
871
    { 0x3a, "caps_lock" },
872
    { 0x3b, "f1" },
873
    { 0x3c, "f2" },
874
    { 0x3d, "f3" },
875
    { 0x3e, "f4" },
876
    { 0x3f, "f5" },
877
    { 0x40, "f6" },
878
    { 0x41, "f7" },
879
    { 0x42, "f8" },
880
    { 0x43, "f9" },
881
    { 0x44, "f10" },
882
    { 0x45, "num_lock" },
883
    { 0x46, "scroll_lock" },
884

    
885
    { 0xb5, "kp_divide" },
886
    { 0x37, "kp_multiply" },
887
    { 0x4a, "kp_subtract" },
888
    { 0x4e, "kp_add" },
889
    { 0x9c, "kp_enter" },
890
    { 0x53, "kp_decimal" },
891
    { 0x54, "sysrq" },
892

    
893
    { 0x52, "kp_0" },
894
    { 0x4f, "kp_1" },
895
    { 0x50, "kp_2" },
896
    { 0x51, "kp_3" },
897
    { 0x4b, "kp_4" },
898
    { 0x4c, "kp_5" },
899
    { 0x4d, "kp_6" },
900
    { 0x47, "kp_7" },
901
    { 0x48, "kp_8" },
902
    { 0x49, "kp_9" },
903

    
904
    { 0x56, "<" },
905

    
906
    { 0x57, "f11" },
907
    { 0x58, "f12" },
908

    
909
    { 0xb7, "print" },
910

    
911
    { 0xc7, "home" },
912
    { 0xc9, "pgup" },
913
    { 0xd1, "pgdn" },
914
    { 0xcf, "end" },
915

    
916
    { 0xcb, "left" },
917
    { 0xc8, "up" },
918
    { 0xd0, "down" },
919
    { 0xcd, "right" },
920

    
921
    { 0xd2, "insert" },
922
    { 0xd3, "delete" },
923
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
924
    { 0xf0, "stop" },
925
    { 0xf1, "again" },
926
    { 0xf2, "props" },
927
    { 0xf3, "undo" },
928
    { 0xf4, "front" },
929
    { 0xf5, "copy" },
930
    { 0xf6, "open" },
931
    { 0xf7, "paste" },
932
    { 0xf8, "find" },
933
    { 0xf9, "cut" },
934
    { 0xfa, "lf" },
935
    { 0xfb, "help" },
936
    { 0xfc, "meta_l" },
937
    { 0xfd, "meta_r" },
938
    { 0xfe, "compose" },
939
#endif
940
    { 0, NULL },
941
};
942

    
943
static int get_keycode(const char *key)
944
{
945
    const KeyDef *p;
946
    char *endp;
947
    int ret;
948

    
949
    for(p = key_defs; p->name != NULL; p++) {
950
        if (!strcmp(key, p->name))
951
            return p->keycode;
952
    }
953
    if (strstart(key, "0x", NULL)) {
954
        ret = strtoul(key, &endp, 0);
955
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
956
            return ret;
957
    }
958
    return -1;
959
}
960

    
961
#define MAX_KEYCODES 16
962
static uint8_t keycodes[MAX_KEYCODES];
963
static int nb_pending_keycodes;
964
static QEMUTimer *key_timer;
965

    
966
static void release_keys(void *opaque)
967
{
968
    int keycode;
969

    
970
    while (nb_pending_keycodes > 0) {
971
        nb_pending_keycodes--;
972
        keycode = keycodes[nb_pending_keycodes];
973
        if (keycode & 0x80)
974
            kbd_put_keycode(0xe0);
975
        kbd_put_keycode(keycode | 0x80);
976
    }
977
}
978

    
979
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
980
{
981
    char keyname_buf[16];
982
    char *separator;
983
    int keyname_len, keycode, i;
984

    
985
    if (nb_pending_keycodes > 0) {
986
        qemu_del_timer(key_timer);
987
        release_keys(NULL);
988
    }
989
    if (!has_hold_time)
990
        hold_time = 100;
991
    i = 0;
992
    while (1) {
993
        separator = strchr(string, '-');
994
        keyname_len = separator ? separator - string : strlen(string);
995
        if (keyname_len > 0) {
996
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
997
            if (keyname_len > sizeof(keyname_buf) - 1) {
998
                term_printf("invalid key: '%s...'\n", keyname_buf);
999
                return;
1000
            }
1001
            if (i == MAX_KEYCODES) {
1002
                term_printf("too many keys\n");
1003
                return;
1004
            }
1005
            keyname_buf[keyname_len] = 0;
1006
            keycode = get_keycode(keyname_buf);
1007
            if (keycode < 0) {
1008
                term_printf("unknown key: '%s'\n", keyname_buf);
1009
                return;
1010
            }
1011
            keycodes[i++] = keycode;
1012
        }
1013
        if (!separator)
1014
            break;
1015
        string = separator + 1;
1016
    }
1017
    nb_pending_keycodes = i;
1018
    /* key down events */
1019
    for (i = 0; i < nb_pending_keycodes; i++) {
1020
        keycode = keycodes[i];
1021
        if (keycode & 0x80)
1022
            kbd_put_keycode(0xe0);
1023
        kbd_put_keycode(keycode & 0x7f);
1024
    }
1025
    /* delayed key up events */
1026
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1027
                    muldiv64(ticks_per_sec, hold_time, 1000));
1028
}
1029

    
1030
static int mouse_button_state;
1031

    
1032
static void do_mouse_move(const char *dx_str, const char *dy_str,
1033
                          const char *dz_str)
1034
{
1035
    int dx, dy, dz;
1036
    dx = strtol(dx_str, NULL, 0);
1037
    dy = strtol(dy_str, NULL, 0);
1038
    dz = 0;
1039
    if (dz_str)
1040
        dz = strtol(dz_str, NULL, 0);
1041
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1042
}
1043

    
1044
static void do_mouse_button(int button_state)
1045
{
1046
    mouse_button_state = button_state;
1047
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1048
}
1049

    
1050
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1051
{
1052
    uint32_t val;
1053
    int suffix;
1054

    
1055
    if (has_index) {
1056
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1057
        addr++;
1058
    }
1059
    addr &= 0xffff;
1060

    
1061
    switch(size) {
1062
    default:
1063
    case 1:
1064
        val = cpu_inb(NULL, addr);
1065
        suffix = 'b';
1066
        break;
1067
    case 2:
1068
        val = cpu_inw(NULL, addr);
1069
        suffix = 'w';
1070
        break;
1071
    case 4:
1072
        val = cpu_inl(NULL, addr);
1073
        suffix = 'l';
1074
        break;
1075
    }
1076
    term_printf("port%c[0x%04x] = %#0*x\n",
1077
                suffix, addr, size * 2, val);
1078
}
1079

    
1080
/* boot_set handler */
1081
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1082
static void *boot_opaque;
1083

    
1084
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1085
{
1086
    qemu_boot_set_handler = func;
1087
    boot_opaque = opaque;
1088
}
1089

    
1090
static void do_boot_set(const char *bootdevice)
1091
{
1092
    int res;
1093

    
1094
    if (qemu_boot_set_handler)  {
1095
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1096
        if (res == 0)
1097
            term_printf("boot device list now set to %s\n", bootdevice);
1098
        else
1099
            term_printf("setting boot device list failed with error %i\n", res);
1100
    } else {
1101
        term_printf("no function defined to set boot device list for this architecture\n");
1102
    }
1103
}
1104

    
1105
static void do_system_reset(void)
1106
{
1107
    qemu_system_reset_request();
1108
}
1109

    
1110
static void do_system_powerdown(void)
1111
{
1112
    qemu_system_powerdown_request();
1113
}
1114

    
1115
#if defined(TARGET_I386)
1116
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1117
{
1118
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1119
                addr,
1120
                pte & mask,
1121
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1122
                pte & PG_PSE_MASK ? 'P' : '-',
1123
                pte & PG_DIRTY_MASK ? 'D' : '-',
1124
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1125
                pte & PG_PCD_MASK ? 'C' : '-',
1126
                pte & PG_PWT_MASK ? 'T' : '-',
1127
                pte & PG_USER_MASK ? 'U' : '-',
1128
                pte & PG_RW_MASK ? 'W' : '-');
1129
}
1130

    
1131
static void tlb_info(void)
1132
{
1133
    CPUState *env;
1134
    int l1, l2;
1135
    uint32_t pgd, pde, pte;
1136

    
1137
    env = mon_get_cpu();
1138
    if (!env)
1139
        return;
1140

    
1141
    if (!(env->cr[0] & CR0_PG_MASK)) {
1142
        term_printf("PG disabled\n");
1143
        return;
1144
    }
1145
    pgd = env->cr[3] & ~0xfff;
1146
    for(l1 = 0; l1 < 1024; l1++) {
1147
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1148
        pde = le32_to_cpu(pde);
1149
        if (pde & PG_PRESENT_MASK) {
1150
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1151
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1152
            } else {
1153
                for(l2 = 0; l2 < 1024; l2++) {
1154
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1155
                                             (uint8_t *)&pte, 4);
1156
                    pte = le32_to_cpu(pte);
1157
                    if (pte & PG_PRESENT_MASK) {
1158
                        print_pte((l1 << 22) + (l2 << 12),
1159
                                  pte & ~PG_PSE_MASK,
1160
                                  ~0xfff);
1161
                    }
1162
                }
1163
            }
1164
        }
1165
    }
1166
}
1167

    
1168
static void mem_print(uint32_t *pstart, int *plast_prot,
1169
                      uint32_t end, int prot)
1170
{
1171
    int prot1;
1172
    prot1 = *plast_prot;
1173
    if (prot != prot1) {
1174
        if (*pstart != -1) {
1175
            term_printf("%08x-%08x %08x %c%c%c\n",
1176
                        *pstart, end, end - *pstart,
1177
                        prot1 & PG_USER_MASK ? 'u' : '-',
1178
                        'r',
1179
                        prot1 & PG_RW_MASK ? 'w' : '-');
1180
        }
1181
        if (prot != 0)
1182
            *pstart = end;
1183
        else
1184
            *pstart = -1;
1185
        *plast_prot = prot;
1186
    }
1187
}
1188

    
1189
static void mem_info(void)
1190
{
1191
    CPUState *env;
1192
    int l1, l2, prot, last_prot;
1193
    uint32_t pgd, pde, pte, start, end;
1194

    
1195
    env = mon_get_cpu();
1196
    if (!env)
1197
        return;
1198

    
1199
    if (!(env->cr[0] & CR0_PG_MASK)) {
1200
        term_printf("PG disabled\n");
1201
        return;
1202
    }
1203
    pgd = env->cr[3] & ~0xfff;
1204
    last_prot = 0;
1205
    start = -1;
1206
    for(l1 = 0; l1 < 1024; l1++) {
1207
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1208
        pde = le32_to_cpu(pde);
1209
        end = l1 << 22;
1210
        if (pde & PG_PRESENT_MASK) {
1211
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1212
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1213
                mem_print(&start, &last_prot, end, prot);
1214
            } else {
1215
                for(l2 = 0; l2 < 1024; l2++) {
1216
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1217
                                             (uint8_t *)&pte, 4);
1218
                    pte = le32_to_cpu(pte);
1219
                    end = (l1 << 22) + (l2 << 12);
1220
                    if (pte & PG_PRESENT_MASK) {
1221
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1222
                    } else {
1223
                        prot = 0;
1224
                    }
1225
                    mem_print(&start, &last_prot, end, prot);
1226
                }
1227
            }
1228
        } else {
1229
            prot = 0;
1230
            mem_print(&start, &last_prot, end, prot);
1231
        }
1232
    }
1233
}
1234
#endif
1235

    
1236
static void do_info_kqemu(void)
1237
{
1238
#ifdef USE_KQEMU
1239
    CPUState *env;
1240
    int val;
1241
    val = 0;
1242
    env = mon_get_cpu();
1243
    if (!env) {
1244
        term_printf("No cpu initialized yet");
1245
        return;
1246
    }
1247
    val = env->kqemu_enabled;
1248
    term_printf("kqemu support: ");
1249
    switch(val) {
1250
    default:
1251
    case 0:
1252
        term_printf("disabled\n");
1253
        break;
1254
    case 1:
1255
        term_printf("enabled for user code\n");
1256
        break;
1257
    case 2:
1258
        term_printf("enabled for user and kernel code\n");
1259
        break;
1260
    }
1261
#else
1262
    term_printf("kqemu support: not compiled\n");
1263
#endif
1264
}
1265

    
1266
#ifdef CONFIG_PROFILER
1267

    
1268
int64_t kqemu_time;
1269
int64_t qemu_time;
1270
int64_t kqemu_exec_count;
1271
int64_t dev_time;
1272
int64_t kqemu_ret_int_count;
1273
int64_t kqemu_ret_excp_count;
1274
int64_t kqemu_ret_intr_count;
1275

    
1276
static void do_info_profile(void)
1277
{
1278
    int64_t total;
1279
    total = qemu_time;
1280
    if (total == 0)
1281
        total = 1;
1282
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1283
                dev_time, dev_time / (double)ticks_per_sec);
1284
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1285
                qemu_time, qemu_time / (double)ticks_per_sec);
1286
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1287
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1288
                kqemu_time / (double)total * 100.0,
1289
                kqemu_exec_count,
1290
                kqemu_ret_int_count,
1291
                kqemu_ret_excp_count,
1292
                kqemu_ret_intr_count);
1293
    qemu_time = 0;
1294
    kqemu_time = 0;
1295
    kqemu_exec_count = 0;
1296
    dev_time = 0;
1297
    kqemu_ret_int_count = 0;
1298
    kqemu_ret_excp_count = 0;
1299
    kqemu_ret_intr_count = 0;
1300
#ifdef USE_KQEMU
1301
    kqemu_record_dump();
1302
#endif
1303
}
1304
#else
1305
static void do_info_profile(void)
1306
{
1307
    term_printf("Internal profiler not compiled\n");
1308
}
1309
#endif
1310

    
1311
/* Capture support */
1312
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1313

    
1314
static void do_info_capture (void)
1315
{
1316
    int i;
1317
    CaptureState *s;
1318

    
1319
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1320
        term_printf ("[%d]: ", i);
1321
        s->ops.info (s->opaque);
1322
    }
1323
}
1324

    
1325
static void do_stop_capture (int n)
1326
{
1327
    int i;
1328
    CaptureState *s;
1329

    
1330
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1331
        if (i == n) {
1332
            s->ops.destroy (s->opaque);
1333
            LIST_REMOVE (s, entries);
1334
            qemu_free (s);
1335
            return;
1336
        }
1337
    }
1338
}
1339

    
1340
#ifdef HAS_AUDIO
1341
static void do_wav_capture (const char *path,
1342
                            int has_freq, int freq,
1343
                            int has_bits, int bits,
1344
                            int has_channels, int nchannels)
1345
{
1346
    CaptureState *s;
1347

    
1348
    s = qemu_mallocz (sizeof (*s));
1349
    if (!s) {
1350
        term_printf ("Not enough memory to add wave capture\n");
1351
        return;
1352
    }
1353

    
1354
    freq = has_freq ? freq : 44100;
1355
    bits = has_bits ? bits : 16;
1356
    nchannels = has_channels ? nchannels : 2;
1357

    
1358
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1359
        term_printf ("Faied to add wave capture\n");
1360
        qemu_free (s);
1361
    }
1362
    LIST_INSERT_HEAD (&capture_head, s, entries);
1363
}
1364
#endif
1365

    
1366
#if defined(TARGET_I386)
1367
static void do_inject_nmi(int cpu_index)
1368
{
1369
    CPUState *env;
1370

    
1371
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1372
        if (env->cpu_index == cpu_index) {
1373
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1374
            break;
1375
        }
1376
}
1377
#endif
1378

    
1379
static const term_cmd_t term_cmds[] = {
1380
    { "help|?", "s?", do_help,
1381
      "[cmd]", "show the help" },
1382
    { "commit", "s", do_commit,
1383
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1384
    { "info", "s?", do_info,
1385
      "subcommand", "show various information about the system state" },
1386
    { "q|quit", "", do_quit,
1387
      "", "quit the emulator" },
1388
    { "eject", "-fB", do_eject,
1389
      "[-f] device", "eject a removable medium (use -f to force it)" },
1390
    { "change", "BFs?", do_change,
1391
      "device filename [format]", "change a removable medium, optional format" },
1392
    { "screendump", "F", do_screen_dump,
1393
      "filename", "save screen into PPM image 'filename'" },
1394
    { "logfile", "F", do_logfile,
1395
      "filename", "output logs to 'filename'" },
1396
    { "log", "s", do_log,
1397
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1398
    { "savevm", "s?", do_savevm,
1399
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1400
    { "loadvm", "s", do_loadvm,
1401
      "tag|id", "restore a VM snapshot from its tag or id" },
1402
    { "delvm", "s", do_delvm,
1403
      "tag|id", "delete a VM snapshot from its tag or id" },
1404
    { "stop", "", do_stop,
1405
      "", "stop emulation", },
1406
    { "c|cont", "", do_cont,
1407
      "", "resume emulation", },
1408
#ifdef CONFIG_GDBSTUB
1409
    { "gdbserver", "s?", do_gdbserver,
1410
      "[port]", "start gdbserver session (default port=1234)", },
1411
#endif
1412
    { "x", "/l", do_memory_dump,
1413
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1414
    { "xp", "/l", do_physical_memory_dump,
1415
      "/fmt addr", "physical memory dump starting at 'addr'", },
1416
    { "p|print", "/l", do_print,
1417
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1418
    { "i", "/ii.", do_ioport_read,
1419
      "/fmt addr", "I/O port read" },
1420

    
1421
    { "sendkey", "si?", do_sendkey,
1422
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1423
    { "system_reset", "", do_system_reset,
1424
      "", "reset the system" },
1425
    { "system_powerdown", "", do_system_powerdown,
1426
      "", "send system power down event" },
1427
    { "sum", "ii", do_sum,
1428
      "addr size", "compute the checksum of a memory region" },
1429
    { "usb_add", "s", do_usb_add,
1430
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1431
    { "usb_del", "s", do_usb_del,
1432
      "device", "remove USB device 'bus.addr'" },
1433
    { "cpu", "i", do_cpu_set,
1434
      "index", "set the default CPU" },
1435
    { "mouse_move", "sss?", do_mouse_move,
1436
      "dx dy [dz]", "send mouse move events" },
1437
    { "mouse_button", "i", do_mouse_button,
1438
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1439
    { "mouse_set", "i", do_mouse_set,
1440
      "index", "set which mouse device receives events" },
1441
#ifdef HAS_AUDIO
1442
    { "wavcapture", "si?i?i?", do_wav_capture,
1443
      "path [frequency bits channels]",
1444
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1445
#endif
1446
     { "stopcapture", "i", do_stop_capture,
1447
       "capture index", "stop capture" },
1448
    { "memsave", "lis", do_memory_save,
1449
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1450
    { "pmemsave", "lis", do_physical_memory_save,
1451
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1452
    { "boot_set", "s", do_boot_set,
1453
      "bootdevice", "define new values for the boot device list" },
1454
#if defined(TARGET_I386)
1455
    { "nmi", "i", do_inject_nmi,
1456
      "cpu", "inject an NMI on the given CPU", },
1457
#endif
1458
    { "migrate", "-ds", do_migrate,
1459
      "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1460
    { "migrate_cancel", "", do_migrate_cancel,
1461
      "", "cancel the current VM migration" },
1462
    { "migrate_set_speed", "s", do_migrate_set_speed,
1463
      "value", "set maximum speed (in bytes) for migrations" },
1464
    { NULL, NULL, },
1465
};
1466

    
1467
static const term_cmd_t info_cmds[] = {
1468
    { "version", "", do_info_version,
1469
      "", "show the version of qemu" },
1470
    { "network", "", do_info_network,
1471
      "", "show the network state" },
1472
    { "block", "", do_info_block,
1473
      "", "show the block devices" },
1474
    { "blockstats", "", do_info_blockstats,
1475
      "", "show block device statistics" },
1476
    { "registers", "", do_info_registers,
1477
      "", "show the cpu registers" },
1478
    { "cpus", "", do_info_cpus,
1479
      "", "show infos for each CPU" },
1480
    { "history", "", do_info_history,
1481
      "", "show the command line history", },
1482
    { "irq", "", irq_info,
1483
      "", "show the interrupts statistics (if available)", },
1484
    { "pic", "", pic_info,
1485
      "", "show i8259 (PIC) state", },
1486
    { "pci", "", pci_info,
1487
      "", "show PCI info", },
1488
#if defined(TARGET_I386)
1489
    { "tlb", "", tlb_info,
1490
      "", "show virtual to physical memory mappings", },
1491
    { "mem", "", mem_info,
1492
      "", "show the active virtual memory mappings", },
1493
#endif
1494
    { "jit", "", do_info_jit,
1495
      "", "show dynamic compiler info", },
1496
    { "kqemu", "", do_info_kqemu,
1497
      "", "show kqemu information", },
1498
    { "usb", "", usb_info,
1499
      "", "show guest USB devices", },
1500
    { "usbhost", "", usb_host_info,
1501
      "", "show host USB devices", },
1502
    { "profile", "", do_info_profile,
1503
      "", "show profiling information", },
1504
    { "capture", "", do_info_capture,
1505
      "", "show capture information" },
1506
    { "snapshots", "", do_info_snapshots,
1507
      "", "show the currently saved VM snapshots" },
1508
    { "pcmcia", "", pcmcia_info,
1509
      "", "show guest PCMCIA status" },
1510
    { "mice", "", do_info_mice,
1511
      "", "show which guest mouse is receiving events" },
1512
    { "vnc", "", do_info_vnc,
1513
      "", "show the vnc server status"},
1514
    { "name", "", do_info_name,
1515
      "", "show the current VM name" },
1516
    { "uuid", "", do_info_uuid,
1517
      "", "show the current VM UUID" },
1518
#if defined(TARGET_PPC)
1519
    { "cpustats", "", do_info_cpu_stats,
1520
      "", "show CPU statistics", },
1521
#endif
1522
#if defined(CONFIG_SLIRP)
1523
    { "slirp", "", do_info_slirp,
1524
      "", "show SLIRP statistics", },
1525
#endif
1526
    { "migrate", "", do_info_migrate, "", "show migration status" },
1527
    { NULL, NULL, },
1528
};
1529

    
1530
/*******************************************************************/
1531

    
1532
static const char *pch;
1533
static jmp_buf expr_env;
1534

    
1535
#define MD_TLONG 0
1536
#define MD_I32   1
1537

    
1538
typedef struct MonitorDef {
1539
    const char *name;
1540
    int offset;
1541
    target_long (*get_value)(const struct MonitorDef *md, int val);
1542
    int type;
1543
} MonitorDef;
1544

    
1545
#if defined(TARGET_I386)
1546
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1547
{
1548
    CPUState *env = mon_get_cpu();
1549
    if (!env)
1550
        return 0;
1551
    return env->eip + env->segs[R_CS].base;
1552
}
1553
#endif
1554

    
1555
#if defined(TARGET_PPC)
1556
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1557
{
1558
    CPUState *env = mon_get_cpu();
1559
    unsigned int u;
1560
    int i;
1561

    
1562
    if (!env)
1563
        return 0;
1564

    
1565
    u = 0;
1566
    for (i = 0; i < 8; i++)
1567
        u |= env->crf[i] << (32 - (4 * i));
1568

    
1569
    return u;
1570
}
1571

    
1572
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1573
{
1574
    CPUState *env = mon_get_cpu();
1575
    if (!env)
1576
        return 0;
1577
    return env->msr;
1578
}
1579

    
1580
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1581
{
1582
    CPUState *env = mon_get_cpu();
1583
    if (!env)
1584
        return 0;
1585
    return env->xer;
1586
}
1587

    
1588
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1589
{
1590
    CPUState *env = mon_get_cpu();
1591
    if (!env)
1592
        return 0;
1593
    return cpu_ppc_load_decr(env);
1594
}
1595

    
1596
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1597
{
1598
    CPUState *env = mon_get_cpu();
1599
    if (!env)
1600
        return 0;
1601
    return cpu_ppc_load_tbu(env);
1602
}
1603

    
1604
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1605
{
1606
    CPUState *env = mon_get_cpu();
1607
    if (!env)
1608
        return 0;
1609
    return cpu_ppc_load_tbl(env);
1610
}
1611
#endif
1612

    
1613
#if defined(TARGET_SPARC)
1614
#ifndef TARGET_SPARC64
1615
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1616
{
1617
    CPUState *env = mon_get_cpu();
1618
    if (!env)
1619
        return 0;
1620
    return GET_PSR(env);
1621
}
1622
#endif
1623

    
1624
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1625
{
1626
    CPUState *env = mon_get_cpu();
1627
    if (!env)
1628
        return 0;
1629
    return env->regwptr[val];
1630
}
1631
#endif
1632

    
1633
static const MonitorDef monitor_defs[] = {
1634
#ifdef TARGET_I386
1635

    
1636
#define SEG(name, seg) \
1637
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1638
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1639
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1640

    
1641
    { "eax", offsetof(CPUState, regs[0]) },
1642
    { "ecx", offsetof(CPUState, regs[1]) },
1643
    { "edx", offsetof(CPUState, regs[2]) },
1644
    { "ebx", offsetof(CPUState, regs[3]) },
1645
    { "esp|sp", offsetof(CPUState, regs[4]) },
1646
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1647
    { "esi", offsetof(CPUState, regs[6]) },
1648
    { "edi", offsetof(CPUState, regs[7]) },
1649
#ifdef TARGET_X86_64
1650
    { "r8", offsetof(CPUState, regs[8]) },
1651
    { "r9", offsetof(CPUState, regs[9]) },
1652
    { "r10", offsetof(CPUState, regs[10]) },
1653
    { "r11", offsetof(CPUState, regs[11]) },
1654
    { "r12", offsetof(CPUState, regs[12]) },
1655
    { "r13", offsetof(CPUState, regs[13]) },
1656
    { "r14", offsetof(CPUState, regs[14]) },
1657
    { "r15", offsetof(CPUState, regs[15]) },
1658
#endif
1659
    { "eflags", offsetof(CPUState, eflags) },
1660
    { "eip", offsetof(CPUState, eip) },
1661
    SEG("cs", R_CS)
1662
    SEG("ds", R_DS)
1663
    SEG("es", R_ES)
1664
    SEG("ss", R_SS)
1665
    SEG("fs", R_FS)
1666
    SEG("gs", R_GS)
1667
    { "pc", 0, monitor_get_pc, },
1668
#elif defined(TARGET_PPC)
1669
    /* General purpose registers */
1670
    { "r0", offsetof(CPUState, gpr[0]) },
1671
    { "r1", offsetof(CPUState, gpr[1]) },
1672
    { "r2", offsetof(CPUState, gpr[2]) },
1673
    { "r3", offsetof(CPUState, gpr[3]) },
1674
    { "r4", offsetof(CPUState, gpr[4]) },
1675
    { "r5", offsetof(CPUState, gpr[5]) },
1676
    { "r6", offsetof(CPUState, gpr[6]) },
1677
    { "r7", offsetof(CPUState, gpr[7]) },
1678
    { "r8", offsetof(CPUState, gpr[8]) },
1679
    { "r9", offsetof(CPUState, gpr[9]) },
1680
    { "r10", offsetof(CPUState, gpr[10]) },
1681
    { "r11", offsetof(CPUState, gpr[11]) },
1682
    { "r12", offsetof(CPUState, gpr[12]) },
1683
    { "r13", offsetof(CPUState, gpr[13]) },
1684
    { "r14", offsetof(CPUState, gpr[14]) },
1685
    { "r15", offsetof(CPUState, gpr[15]) },
1686
    { "r16", offsetof(CPUState, gpr[16]) },
1687
    { "r17", offsetof(CPUState, gpr[17]) },
1688
    { "r18", offsetof(CPUState, gpr[18]) },
1689
    { "r19", offsetof(CPUState, gpr[19]) },
1690
    { "r20", offsetof(CPUState, gpr[20]) },
1691
    { "r21", offsetof(CPUState, gpr[21]) },
1692
    { "r22", offsetof(CPUState, gpr[22]) },
1693
    { "r23", offsetof(CPUState, gpr[23]) },
1694
    { "r24", offsetof(CPUState, gpr[24]) },
1695
    { "r25", offsetof(CPUState, gpr[25]) },
1696
    { "r26", offsetof(CPUState, gpr[26]) },
1697
    { "r27", offsetof(CPUState, gpr[27]) },
1698
    { "r28", offsetof(CPUState, gpr[28]) },
1699
    { "r29", offsetof(CPUState, gpr[29]) },
1700
    { "r30", offsetof(CPUState, gpr[30]) },
1701
    { "r31", offsetof(CPUState, gpr[31]) },
1702
    /* Floating point registers */
1703
    { "f0", offsetof(CPUState, fpr[0]) },
1704
    { "f1", offsetof(CPUState, fpr[1]) },
1705
    { "f2", offsetof(CPUState, fpr[2]) },
1706
    { "f3", offsetof(CPUState, fpr[3]) },
1707
    { "f4", offsetof(CPUState, fpr[4]) },
1708
    { "f5", offsetof(CPUState, fpr[5]) },
1709
    { "f6", offsetof(CPUState, fpr[6]) },
1710
    { "f7", offsetof(CPUState, fpr[7]) },
1711
    { "f8", offsetof(CPUState, fpr[8]) },
1712
    { "f9", offsetof(CPUState, fpr[9]) },
1713
    { "f10", offsetof(CPUState, fpr[10]) },
1714
    { "f11", offsetof(CPUState, fpr[11]) },
1715
    { "f12", offsetof(CPUState, fpr[12]) },
1716
    { "f13", offsetof(CPUState, fpr[13]) },
1717
    { "f14", offsetof(CPUState, fpr[14]) },
1718
    { "f15", offsetof(CPUState, fpr[15]) },
1719
    { "f16", offsetof(CPUState, fpr[16]) },
1720
    { "f17", offsetof(CPUState, fpr[17]) },
1721
    { "f18", offsetof(CPUState, fpr[18]) },
1722
    { "f19", offsetof(CPUState, fpr[19]) },
1723
    { "f20", offsetof(CPUState, fpr[20]) },
1724
    { "f21", offsetof(CPUState, fpr[21]) },
1725
    { "f22", offsetof(CPUState, fpr[22]) },
1726
    { "f23", offsetof(CPUState, fpr[23]) },
1727
    { "f24", offsetof(CPUState, fpr[24]) },
1728
    { "f25", offsetof(CPUState, fpr[25]) },
1729
    { "f26", offsetof(CPUState, fpr[26]) },
1730
    { "f27", offsetof(CPUState, fpr[27]) },
1731
    { "f28", offsetof(CPUState, fpr[28]) },
1732
    { "f29", offsetof(CPUState, fpr[29]) },
1733
    { "f30", offsetof(CPUState, fpr[30]) },
1734
    { "f31", offsetof(CPUState, fpr[31]) },
1735
    { "fpscr", offsetof(CPUState, fpscr) },
1736
    /* Next instruction pointer */
1737
    { "nip|pc", offsetof(CPUState, nip) },
1738
    { "lr", offsetof(CPUState, lr) },
1739
    { "ctr", offsetof(CPUState, ctr) },
1740
    { "decr", 0, &monitor_get_decr, },
1741
    { "ccr", 0, &monitor_get_ccr, },
1742
    /* Machine state register */
1743
    { "msr", 0, &monitor_get_msr, },
1744
    { "xer", 0, &monitor_get_xer, },
1745
    { "tbu", 0, &monitor_get_tbu, },
1746
    { "tbl", 0, &monitor_get_tbl, },
1747
#if defined(TARGET_PPC64)
1748
    /* Address space register */
1749
    { "asr", offsetof(CPUState, asr) },
1750
#endif
1751
    /* Segment registers */
1752
    { "sdr1", offsetof(CPUState, sdr1) },
1753
    { "sr0", offsetof(CPUState, sr[0]) },
1754
    { "sr1", offsetof(CPUState, sr[1]) },
1755
    { "sr2", offsetof(CPUState, sr[2]) },
1756
    { "sr3", offsetof(CPUState, sr[3]) },
1757
    { "sr4", offsetof(CPUState, sr[4]) },
1758
    { "sr5", offsetof(CPUState, sr[5]) },
1759
    { "sr6", offsetof(CPUState, sr[6]) },
1760
    { "sr7", offsetof(CPUState, sr[7]) },
1761
    { "sr8", offsetof(CPUState, sr[8]) },
1762
    { "sr9", offsetof(CPUState, sr[9]) },
1763
    { "sr10", offsetof(CPUState, sr[10]) },
1764
    { "sr11", offsetof(CPUState, sr[11]) },
1765
    { "sr12", offsetof(CPUState, sr[12]) },
1766
    { "sr13", offsetof(CPUState, sr[13]) },
1767
    { "sr14", offsetof(CPUState, sr[14]) },
1768
    { "sr15", offsetof(CPUState, sr[15]) },
1769
    /* Too lazy to put BATs and SPRs ... */
1770
#elif defined(TARGET_SPARC)
1771
    { "g0", offsetof(CPUState, gregs[0]) },
1772
    { "g1", offsetof(CPUState, gregs[1]) },
1773
    { "g2", offsetof(CPUState, gregs[2]) },
1774
    { "g3", offsetof(CPUState, gregs[3]) },
1775
    { "g4", offsetof(CPUState, gregs[4]) },
1776
    { "g5", offsetof(CPUState, gregs[5]) },
1777
    { "g6", offsetof(CPUState, gregs[6]) },
1778
    { "g7", offsetof(CPUState, gregs[7]) },
1779
    { "o0", 0, monitor_get_reg },
1780
    { "o1", 1, monitor_get_reg },
1781
    { "o2", 2, monitor_get_reg },
1782
    { "o3", 3, monitor_get_reg },
1783
    { "o4", 4, monitor_get_reg },
1784
    { "o5", 5, monitor_get_reg },
1785
    { "o6", 6, monitor_get_reg },
1786
    { "o7", 7, monitor_get_reg },
1787
    { "l0", 8, monitor_get_reg },
1788
    { "l1", 9, monitor_get_reg },
1789
    { "l2", 10, monitor_get_reg },
1790
    { "l3", 11, monitor_get_reg },
1791
    { "l4", 12, monitor_get_reg },
1792
    { "l5", 13, monitor_get_reg },
1793
    { "l6", 14, monitor_get_reg },
1794
    { "l7", 15, monitor_get_reg },
1795
    { "i0", 16, monitor_get_reg },
1796
    { "i1", 17, monitor_get_reg },
1797
    { "i2", 18, monitor_get_reg },
1798
    { "i3", 19, monitor_get_reg },
1799
    { "i4", 20, monitor_get_reg },
1800
    { "i5", 21, monitor_get_reg },
1801
    { "i6", 22, monitor_get_reg },
1802
    { "i7", 23, monitor_get_reg },
1803
    { "pc", offsetof(CPUState, pc) },
1804
    { "npc", offsetof(CPUState, npc) },
1805
    { "y", offsetof(CPUState, y) },
1806
#ifndef TARGET_SPARC64
1807
    { "psr", 0, &monitor_get_psr, },
1808
    { "wim", offsetof(CPUState, wim) },
1809
#endif
1810
    { "tbr", offsetof(CPUState, tbr) },
1811
    { "fsr", offsetof(CPUState, fsr) },
1812
    { "f0", offsetof(CPUState, fpr[0]) },
1813
    { "f1", offsetof(CPUState, fpr[1]) },
1814
    { "f2", offsetof(CPUState, fpr[2]) },
1815
    { "f3", offsetof(CPUState, fpr[3]) },
1816
    { "f4", offsetof(CPUState, fpr[4]) },
1817
    { "f5", offsetof(CPUState, fpr[5]) },
1818
    { "f6", offsetof(CPUState, fpr[6]) },
1819
    { "f7", offsetof(CPUState, fpr[7]) },
1820
    { "f8", offsetof(CPUState, fpr[8]) },
1821
    { "f9", offsetof(CPUState, fpr[9]) },
1822
    { "f10", offsetof(CPUState, fpr[10]) },
1823
    { "f11", offsetof(CPUState, fpr[11]) },
1824
    { "f12", offsetof(CPUState, fpr[12]) },
1825
    { "f13", offsetof(CPUState, fpr[13]) },
1826
    { "f14", offsetof(CPUState, fpr[14]) },
1827
    { "f15", offsetof(CPUState, fpr[15]) },
1828
    { "f16", offsetof(CPUState, fpr[16]) },
1829
    { "f17", offsetof(CPUState, fpr[17]) },
1830
    { "f18", offsetof(CPUState, fpr[18]) },
1831
    { "f19", offsetof(CPUState, fpr[19]) },
1832
    { "f20", offsetof(CPUState, fpr[20]) },
1833
    { "f21", offsetof(CPUState, fpr[21]) },
1834
    { "f22", offsetof(CPUState, fpr[22]) },
1835
    { "f23", offsetof(CPUState, fpr[23]) },
1836
    { "f24", offsetof(CPUState, fpr[24]) },
1837
    { "f25", offsetof(CPUState, fpr[25]) },
1838
    { "f26", offsetof(CPUState, fpr[26]) },
1839
    { "f27", offsetof(CPUState, fpr[27]) },
1840
    { "f28", offsetof(CPUState, fpr[28]) },
1841
    { "f29", offsetof(CPUState, fpr[29]) },
1842
    { "f30", offsetof(CPUState, fpr[30]) },
1843
    { "f31", offsetof(CPUState, fpr[31]) },
1844
#ifdef TARGET_SPARC64
1845
    { "f32", offsetof(CPUState, fpr[32]) },
1846
    { "f34", offsetof(CPUState, fpr[34]) },
1847
    { "f36", offsetof(CPUState, fpr[36]) },
1848
    { "f38", offsetof(CPUState, fpr[38]) },
1849
    { "f40", offsetof(CPUState, fpr[40]) },
1850
    { "f42", offsetof(CPUState, fpr[42]) },
1851
    { "f44", offsetof(CPUState, fpr[44]) },
1852
    { "f46", offsetof(CPUState, fpr[46]) },
1853
    { "f48", offsetof(CPUState, fpr[48]) },
1854
    { "f50", offsetof(CPUState, fpr[50]) },
1855
    { "f52", offsetof(CPUState, fpr[52]) },
1856
    { "f54", offsetof(CPUState, fpr[54]) },
1857
    { "f56", offsetof(CPUState, fpr[56]) },
1858
    { "f58", offsetof(CPUState, fpr[58]) },
1859
    { "f60", offsetof(CPUState, fpr[60]) },
1860
    { "f62", offsetof(CPUState, fpr[62]) },
1861
    { "asi", offsetof(CPUState, asi) },
1862
    { "pstate", offsetof(CPUState, pstate) },
1863
    { "cansave", offsetof(CPUState, cansave) },
1864
    { "canrestore", offsetof(CPUState, canrestore) },
1865
    { "otherwin", offsetof(CPUState, otherwin) },
1866
    { "wstate", offsetof(CPUState, wstate) },
1867
    { "cleanwin", offsetof(CPUState, cleanwin) },
1868
    { "fprs", offsetof(CPUState, fprs) },
1869
#endif
1870
#endif
1871
    { NULL },
1872
};
1873

    
1874
static void expr_error(const char *fmt)
1875
{
1876
    term_printf(fmt);
1877
    term_printf("\n");
1878
    longjmp(expr_env, 1);
1879
}
1880

    
1881
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1882
static int get_monitor_def(target_long *pval, const char *name)
1883
{
1884
    const MonitorDef *md;
1885
    void *ptr;
1886

    
1887
    for(md = monitor_defs; md->name != NULL; md++) {
1888
        if (compare_cmd(name, md->name)) {
1889
            if (md->get_value) {
1890
                *pval = md->get_value(md, md->offset);
1891
            } else {
1892
                CPUState *env = mon_get_cpu();
1893
                if (!env)
1894
                    return -2;
1895
                ptr = (uint8_t *)env + md->offset;
1896
                switch(md->type) {
1897
                case MD_I32:
1898
                    *pval = *(int32_t *)ptr;
1899
                    break;
1900
                case MD_TLONG:
1901
                    *pval = *(target_long *)ptr;
1902
                    break;
1903
                default:
1904
                    *pval = 0;
1905
                    break;
1906
                }
1907
            }
1908
            return 0;
1909
        }
1910
    }
1911
    return -1;
1912
}
1913

    
1914
static void next(void)
1915
{
1916
    if (pch != '\0') {
1917
        pch++;
1918
        while (isspace(*pch))
1919
            pch++;
1920
    }
1921
}
1922

    
1923
static int64_t expr_sum(void);
1924

    
1925
static int64_t expr_unary(void)
1926
{
1927
    int64_t n;
1928
    char *p;
1929
    int ret;
1930

    
1931
    switch(*pch) {
1932
    case '+':
1933
        next();
1934
        n = expr_unary();
1935
        break;
1936
    case '-':
1937
        next();
1938
        n = -expr_unary();
1939
        break;
1940
    case '~':
1941
        next();
1942
        n = ~expr_unary();
1943
        break;
1944
    case '(':
1945
        next();
1946
        n = expr_sum();
1947
        if (*pch != ')') {
1948
            expr_error("')' expected");
1949
        }
1950
        next();
1951
        break;
1952
    case '\'':
1953
        pch++;
1954
        if (*pch == '\0')
1955
            expr_error("character constant expected");
1956
        n = *pch;
1957
        pch++;
1958
        if (*pch != '\'')
1959
            expr_error("missing terminating \' character");
1960
        next();
1961
        break;
1962
    case '$':
1963
        {
1964
            char buf[128], *q;
1965
            target_long reg=0;
1966

    
1967
            pch++;
1968
            q = buf;
1969
            while ((*pch >= 'a' && *pch <= 'z') ||
1970
                   (*pch >= 'A' && *pch <= 'Z') ||
1971
                   (*pch >= '0' && *pch <= '9') ||
1972
                   *pch == '_' || *pch == '.') {
1973
                if ((q - buf) < sizeof(buf) - 1)
1974
                    *q++ = *pch;
1975
                pch++;
1976
            }
1977
            while (isspace(*pch))
1978
                pch++;
1979
            *q = 0;
1980
            ret = get_monitor_def(&reg, buf);
1981
            if (ret == -1)
1982
                expr_error("unknown register");
1983
            else if (ret == -2)
1984
                expr_error("no cpu defined");
1985
            n = reg;
1986
        }
1987
        break;
1988
    case '\0':
1989
        expr_error("unexpected end of expression");
1990
        n = 0;
1991
        break;
1992
    default:
1993
#if TARGET_PHYS_ADDR_BITS > 32
1994
        n = strtoull(pch, &p, 0);
1995
#else
1996
        n = strtoul(pch, &p, 0);
1997
#endif
1998
        if (pch == p) {
1999
            expr_error("invalid char in expression");
2000
        }
2001
        pch = p;
2002
        while (isspace(*pch))
2003
            pch++;
2004
        break;
2005
    }
2006
    return n;
2007
}
2008

    
2009

    
2010
static int64_t expr_prod(void)
2011
{
2012
    int64_t val, val2;
2013
    int op;
2014

    
2015
    val = expr_unary();
2016
    for(;;) {
2017
        op = *pch;
2018
        if (op != '*' && op != '/' && op != '%')
2019
            break;
2020
        next();
2021
        val2 = expr_unary();
2022
        switch(op) {
2023
        default:
2024
        case '*':
2025
            val *= val2;
2026
            break;
2027
        case '/':
2028
        case '%':
2029
            if (val2 == 0)
2030
                expr_error("division by zero");
2031
            if (op == '/')
2032
                val /= val2;
2033
            else
2034
                val %= val2;
2035
            break;
2036
        }
2037
    }
2038
    return val;
2039
}
2040

    
2041
static int64_t expr_logic(void)
2042
{
2043
    int64_t val, val2;
2044
    int op;
2045

    
2046
    val = expr_prod();
2047
    for(;;) {
2048
        op = *pch;
2049
        if (op != '&' && op != '|' && op != '^')
2050
            break;
2051
        next();
2052
        val2 = expr_prod();
2053
        switch(op) {
2054
        default:
2055
        case '&':
2056
            val &= val2;
2057
            break;
2058
        case '|':
2059
            val |= val2;
2060
            break;
2061
        case '^':
2062
            val ^= val2;
2063
            break;
2064
        }
2065
    }
2066
    return val;
2067
}
2068

    
2069
static int64_t expr_sum(void)
2070
{
2071
    int64_t val, val2;
2072
    int op;
2073

    
2074
    val = expr_logic();
2075
    for(;;) {
2076
        op = *pch;
2077
        if (op != '+' && op != '-')
2078
            break;
2079
        next();
2080
        val2 = expr_logic();
2081
        if (op == '+')
2082
            val += val2;
2083
        else
2084
            val -= val2;
2085
    }
2086
    return val;
2087
}
2088

    
2089
static int get_expr(int64_t *pval, const char **pp)
2090
{
2091
    pch = *pp;
2092
    if (setjmp(expr_env)) {
2093
        *pp = pch;
2094
        return -1;
2095
    }
2096
    while (isspace(*pch))
2097
        pch++;
2098
    *pval = expr_sum();
2099
    *pp = pch;
2100
    return 0;
2101
}
2102

    
2103
static int get_str(char *buf, int buf_size, const char **pp)
2104
{
2105
    const char *p;
2106
    char *q;
2107
    int c;
2108

    
2109
    q = buf;
2110
    p = *pp;
2111
    while (isspace(*p))
2112
        p++;
2113
    if (*p == '\0') {
2114
    fail:
2115
        *q = '\0';
2116
        *pp = p;
2117
        return -1;
2118
    }
2119
    if (*p == '\"') {
2120
        p++;
2121
        while (*p != '\0' && *p != '\"') {
2122
            if (*p == '\\') {
2123
                p++;
2124
                c = *p++;
2125
                switch(c) {
2126
                case 'n':
2127
                    c = '\n';
2128
                    break;
2129
                case 'r':
2130
                    c = '\r';
2131
                    break;
2132
                case '\\':
2133
                case '\'':
2134
                case '\"':
2135
                    break;
2136
                default:
2137
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2138
                    goto fail;
2139
                }
2140
                if ((q - buf) < buf_size - 1) {
2141
                    *q++ = c;
2142
                }
2143
            } else {
2144
                if ((q - buf) < buf_size - 1) {
2145
                    *q++ = *p;
2146
                }
2147
                p++;
2148
            }
2149
        }
2150
        if (*p != '\"') {
2151
            qemu_printf("unterminated string\n");
2152
            goto fail;
2153
        }
2154
        p++;
2155
    } else {
2156
        while (*p != '\0' && !isspace(*p)) {
2157
            if ((q - buf) < buf_size - 1) {
2158
                *q++ = *p;
2159
            }
2160
            p++;
2161
        }
2162
    }
2163
    *q = '\0';
2164
    *pp = p;
2165
    return 0;
2166
}
2167

    
2168
static int default_fmt_format = 'x';
2169
static int default_fmt_size = 4;
2170

    
2171
#define MAX_ARGS 16
2172

    
2173
static void monitor_handle_command(const char *cmdline)
2174
{
2175
    const char *p, *pstart, *typestr;
2176
    char *q;
2177
    int c, nb_args, len, i, has_arg;
2178
    const term_cmd_t *cmd;
2179
    char cmdname[256];
2180
    char buf[1024];
2181
    void *str_allocated[MAX_ARGS];
2182
    void *args[MAX_ARGS];
2183
    void (*handler_0)(void);
2184
    void (*handler_1)(void *arg0);
2185
    void (*handler_2)(void *arg0, void *arg1);
2186
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2187
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2188
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2189
                      void *arg4);
2190
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2191
                      void *arg4, void *arg5);
2192
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2193
                      void *arg4, void *arg5, void *arg6);
2194

    
2195
#ifdef DEBUG
2196
    term_printf("command='%s'\n", cmdline);
2197
#endif
2198

    
2199
    /* extract the command name */
2200
    p = cmdline;
2201
    q = cmdname;
2202
    while (isspace(*p))
2203
        p++;
2204
    if (*p == '\0')
2205
        return;
2206
    pstart = p;
2207
    while (*p != '\0' && *p != '/' && !isspace(*p))
2208
        p++;
2209
    len = p - pstart;
2210
    if (len > sizeof(cmdname) - 1)
2211
        len = sizeof(cmdname) - 1;
2212
    memcpy(cmdname, pstart, len);
2213
    cmdname[len] = '\0';
2214

    
2215
    /* find the command */
2216
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2217
        if (compare_cmd(cmdname, cmd->name))
2218
            goto found;
2219
    }
2220
    term_printf("unknown command: '%s'\n", cmdname);
2221
    return;
2222
 found:
2223

    
2224
    for(i = 0; i < MAX_ARGS; i++)
2225
        str_allocated[i] = NULL;
2226

    
2227
    /* parse the parameters */
2228
    typestr = cmd->args_type;
2229
    nb_args = 0;
2230
    for(;;) {
2231
        c = *typestr;
2232
        if (c == '\0')
2233
            break;
2234
        typestr++;
2235
        switch(c) {
2236
        case 'F':
2237
        case 'B':
2238
        case 's':
2239
            {
2240
                int ret;
2241
                char *str;
2242

    
2243
                while (isspace(*p))
2244
                    p++;
2245
                if (*typestr == '?') {
2246
                    typestr++;
2247
                    if (*p == '\0') {
2248
                        /* no optional string: NULL argument */
2249
                        str = NULL;
2250
                        goto add_str;
2251
                    }
2252
                }
2253
                ret = get_str(buf, sizeof(buf), &p);
2254
                if (ret < 0) {
2255
                    switch(c) {
2256
                    case 'F':
2257
                        term_printf("%s: filename expected\n", cmdname);
2258
                        break;
2259
                    case 'B':
2260
                        term_printf("%s: block device name expected\n", cmdname);
2261
                        break;
2262
                    default:
2263
                        term_printf("%s: string expected\n", cmdname);
2264
                        break;
2265
                    }
2266
                    goto fail;
2267
                }
2268
                str = qemu_malloc(strlen(buf) + 1);
2269
                pstrcpy(str, sizeof(buf), buf);
2270
                str_allocated[nb_args] = str;
2271
            add_str:
2272
                if (nb_args >= MAX_ARGS) {
2273
                error_args:
2274
                    term_printf("%s: too many arguments\n", cmdname);
2275
                    goto fail;
2276
                }
2277
                args[nb_args++] = str;
2278
            }
2279
            break;
2280
        case '/':
2281
            {
2282
                int count, format, size;
2283

    
2284
                while (isspace(*p))
2285
                    p++;
2286
                if (*p == '/') {
2287
                    /* format found */
2288
                    p++;
2289
                    count = 1;
2290
                    if (isdigit(*p)) {
2291
                        count = 0;
2292
                        while (isdigit(*p)) {
2293
                            count = count * 10 + (*p - '0');
2294
                            p++;
2295
                        }
2296
                    }
2297
                    size = -1;
2298
                    format = -1;
2299
                    for(;;) {
2300
                        switch(*p) {
2301
                        case 'o':
2302
                        case 'd':
2303
                        case 'u':
2304
                        case 'x':
2305
                        case 'i':
2306
                        case 'c':
2307
                            format = *p++;
2308
                            break;
2309
                        case 'b':
2310
                            size = 1;
2311
                            p++;
2312
                            break;
2313
                        case 'h':
2314
                            size = 2;
2315
                            p++;
2316
                            break;
2317
                        case 'w':
2318
                            size = 4;
2319
                            p++;
2320
                            break;
2321
                        case 'g':
2322
                        case 'L':
2323
                            size = 8;
2324
                            p++;
2325
                            break;
2326
                        default:
2327
                            goto next;
2328
                        }
2329
                    }
2330
                next:
2331
                    if (*p != '\0' && !isspace(*p)) {
2332
                        term_printf("invalid char in format: '%c'\n", *p);
2333
                        goto fail;
2334
                    }
2335
                    if (format < 0)
2336
                        format = default_fmt_format;
2337
                    if (format != 'i') {
2338
                        /* for 'i', not specifying a size gives -1 as size */
2339
                        if (size < 0)
2340
                            size = default_fmt_size;
2341
                        default_fmt_size = size;
2342
                    }
2343
                    default_fmt_format = format;
2344
                } else {
2345
                    count = 1;
2346
                    format = default_fmt_format;
2347
                    if (format != 'i') {
2348
                        size = default_fmt_size;
2349
                    } else {
2350
                        size = -1;
2351
                    }
2352
                }
2353
                if (nb_args + 3 > MAX_ARGS)
2354
                    goto error_args;
2355
                args[nb_args++] = (void*)(long)count;
2356
                args[nb_args++] = (void*)(long)format;
2357
                args[nb_args++] = (void*)(long)size;
2358
            }
2359
            break;
2360
        case 'i':
2361
        case 'l':
2362
            {
2363
                int64_t val;
2364

    
2365
                while (isspace(*p))
2366
                    p++;
2367
                if (*typestr == '?' || *typestr == '.') {
2368
                    if (*typestr == '?') {
2369
                        if (*p == '\0')
2370
                            has_arg = 0;
2371
                        else
2372
                            has_arg = 1;
2373
                    } else {
2374
                        if (*p == '.') {
2375
                            p++;
2376
                            while (isspace(*p))
2377
                                p++;
2378
                            has_arg = 1;
2379
                        } else {
2380
                            has_arg = 0;
2381
                        }
2382
                    }
2383
                    typestr++;
2384
                    if (nb_args >= MAX_ARGS)
2385
                        goto error_args;
2386
                    args[nb_args++] = (void *)(long)has_arg;
2387
                    if (!has_arg) {
2388
                        if (nb_args >= MAX_ARGS)
2389
                            goto error_args;
2390
                        val = -1;
2391
                        goto add_num;
2392
                    }
2393
                }
2394
                if (get_expr(&val, &p))
2395
                    goto fail;
2396
            add_num:
2397
                if (c == 'i') {
2398
                    if (nb_args >= MAX_ARGS)
2399
                        goto error_args;
2400
                    args[nb_args++] = (void *)(long)val;
2401
                } else {
2402
                    if ((nb_args + 1) >= MAX_ARGS)
2403
                        goto error_args;
2404
#if TARGET_PHYS_ADDR_BITS > 32
2405
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2406
#else
2407
                    args[nb_args++] = (void *)0;
2408
#endif
2409
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2410
                }
2411
            }
2412
            break;
2413
        case '-':
2414
            {
2415
                int has_option;
2416
                /* option */
2417

    
2418
                c = *typestr++;
2419
                if (c == '\0')
2420
                    goto bad_type;
2421
                while (isspace(*p))
2422
                    p++;
2423
                has_option = 0;
2424
                if (*p == '-') {
2425
                    p++;
2426
                    if (*p != c) {
2427
                        term_printf("%s: unsupported option -%c\n",
2428
                                    cmdname, *p);
2429
                        goto fail;
2430
                    }
2431
                    p++;
2432
                    has_option = 1;
2433
                }
2434
                if (nb_args >= MAX_ARGS)
2435
                    goto error_args;
2436
                args[nb_args++] = (void *)(long)has_option;
2437
            }
2438
            break;
2439
        default:
2440
        bad_type:
2441
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2442
            goto fail;
2443
        }
2444
    }
2445
    /* check that all arguments were parsed */
2446
    while (isspace(*p))
2447
        p++;
2448
    if (*p != '\0') {
2449
        term_printf("%s: extraneous characters at the end of line\n",
2450
                    cmdname);
2451
        goto fail;
2452
    }
2453

    
2454
    switch(nb_args) {
2455
    case 0:
2456
        handler_0 = cmd->handler;
2457
        handler_0();
2458
        break;
2459
    case 1:
2460
        handler_1 = cmd->handler;
2461
        handler_1(args[0]);
2462
        break;
2463
    case 2:
2464
        handler_2 = cmd->handler;
2465
        handler_2(args[0], args[1]);
2466
        break;
2467
    case 3:
2468
        handler_3 = cmd->handler;
2469
        handler_3(args[0], args[1], args[2]);
2470
        break;
2471
    case 4:
2472
        handler_4 = cmd->handler;
2473
        handler_4(args[0], args[1], args[2], args[3]);
2474
        break;
2475
    case 5:
2476
        handler_5 = cmd->handler;
2477
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2478
        break;
2479
    case 6:
2480
        handler_6 = cmd->handler;
2481
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2482
        break;
2483
    case 7:
2484
        handler_7 = cmd->handler;
2485
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2486
        break;
2487
    default:
2488
        term_printf("unsupported number of arguments: %d\n", nb_args);
2489
        goto fail;
2490
    }
2491
 fail:
2492
    for(i = 0; i < MAX_ARGS; i++)
2493
        qemu_free(str_allocated[i]);
2494
    return;
2495
}
2496

    
2497
static void cmd_completion(const char *name, const char *list)
2498
{
2499
    const char *p, *pstart;
2500
    char cmd[128];
2501
    int len;
2502

    
2503
    p = list;
2504
    for(;;) {
2505
        pstart = p;
2506
        p = strchr(p, '|');
2507
        if (!p)
2508
            p = pstart + strlen(pstart);
2509
        len = p - pstart;
2510
        if (len > sizeof(cmd) - 2)
2511
            len = sizeof(cmd) - 2;
2512
        memcpy(cmd, pstart, len);
2513
        cmd[len] = '\0';
2514
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2515
            add_completion(cmd);
2516
        }
2517
        if (*p == '\0')
2518
            break;
2519
        p++;
2520
    }
2521
}
2522

    
2523
static void file_completion(const char *input)
2524
{
2525
    DIR *ffs;
2526
    struct dirent *d;
2527
    char path[1024];
2528
    char file[1024], file_prefix[1024];
2529
    int input_path_len;
2530
    const char *p;
2531

    
2532
    p = strrchr(input, '/');
2533
    if (!p) {
2534
        input_path_len = 0;
2535
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2536
        pstrcpy(path, sizeof(path), ".");
2537
    } else {
2538
        input_path_len = p - input + 1;
2539
        memcpy(path, input, input_path_len);
2540
        if (input_path_len > sizeof(path) - 1)
2541
            input_path_len = sizeof(path) - 1;
2542
        path[input_path_len] = '\0';
2543
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2544
    }
2545
#ifdef DEBUG_COMPLETION
2546
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2547
#endif
2548
    ffs = opendir(path);
2549
    if (!ffs)
2550
        return;
2551
    for(;;) {
2552
        struct stat sb;
2553
        d = readdir(ffs);
2554
        if (!d)
2555
            break;
2556
        if (strstart(d->d_name, file_prefix, NULL)) {
2557
            memcpy(file, input, input_path_len);
2558
            if (input_path_len < sizeof(file))
2559
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2560
                        d->d_name);
2561
            /* stat the file to find out if it's a directory.
2562
             * In that case add a slash to speed up typing long paths
2563
             */
2564
            stat(file, &sb);
2565
            if(S_ISDIR(sb.st_mode))
2566
                pstrcat(file, sizeof(file), "/");
2567
            add_completion(file);
2568
        }
2569
    }
2570
    closedir(ffs);
2571
}
2572

    
2573
static void block_completion_it(void *opaque, const char *name)
2574
{
2575
    const char *input = opaque;
2576

    
2577
    if (input[0] == '\0' ||
2578
        !strncmp(name, (char *)input, strlen(input))) {
2579
        add_completion(name);
2580
    }
2581
}
2582

    
2583
/* NOTE: this parser is an approximate form of the real command parser */
2584
static void parse_cmdline(const char *cmdline,
2585
                         int *pnb_args, char **args)
2586
{
2587
    const char *p;
2588
    int nb_args, ret;
2589
    char buf[1024];
2590

    
2591
    p = cmdline;
2592
    nb_args = 0;
2593
    for(;;) {
2594
        while (isspace(*p))
2595
            p++;
2596
        if (*p == '\0')
2597
            break;
2598
        if (nb_args >= MAX_ARGS)
2599
            break;
2600
        ret = get_str(buf, sizeof(buf), &p);
2601
        args[nb_args] = qemu_strdup(buf);
2602
        nb_args++;
2603
        if (ret < 0)
2604
            break;
2605
    }
2606
    *pnb_args = nb_args;
2607
}
2608

    
2609
void readline_find_completion(const char *cmdline)
2610
{
2611
    const char *cmdname;
2612
    char *args[MAX_ARGS];
2613
    int nb_args, i, len;
2614
    const char *ptype, *str;
2615
    const term_cmd_t *cmd;
2616
    const KeyDef *key;
2617

    
2618
    parse_cmdline(cmdline, &nb_args, args);
2619
#ifdef DEBUG_COMPLETION
2620
    for(i = 0; i < nb_args; i++) {
2621
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2622
    }
2623
#endif
2624

    
2625
    /* if the line ends with a space, it means we want to complete the
2626
       next arg */
2627
    len = strlen(cmdline);
2628
    if (len > 0 && isspace(cmdline[len - 1])) {
2629
        if (nb_args >= MAX_ARGS)
2630
            return;
2631
        args[nb_args++] = qemu_strdup("");
2632
    }
2633
    if (nb_args <= 1) {
2634
        /* command completion */
2635
        if (nb_args == 0)
2636
            cmdname = "";
2637
        else
2638
            cmdname = args[0];
2639
        completion_index = strlen(cmdname);
2640
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2641
            cmd_completion(cmdname, cmd->name);
2642
        }
2643
    } else {
2644
        /* find the command */
2645
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2646
            if (compare_cmd(args[0], cmd->name))
2647
                goto found;
2648
        }
2649
        return;
2650
    found:
2651
        ptype = cmd->args_type;
2652
        for(i = 0; i < nb_args - 2; i++) {
2653
            if (*ptype != '\0') {
2654
                ptype++;
2655
                while (*ptype == '?')
2656
                    ptype++;
2657
            }
2658
        }
2659
        str = args[nb_args - 1];
2660
        switch(*ptype) {
2661
        case 'F':
2662
            /* file completion */
2663
            completion_index = strlen(str);
2664
            file_completion(str);
2665
            break;
2666
        case 'B':
2667
            /* block device name completion */
2668
            completion_index = strlen(str);
2669
            bdrv_iterate(block_completion_it, (void *)str);
2670
            break;
2671
        case 's':
2672
            /* XXX: more generic ? */
2673
            if (!strcmp(cmd->name, "info")) {
2674
                completion_index = strlen(str);
2675
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2676
                    cmd_completion(str, cmd->name);
2677
                }
2678
            } else if (!strcmp(cmd->name, "sendkey")) {
2679
                completion_index = strlen(str);
2680
                for(key = key_defs; key->name != NULL; key++) {
2681
                    cmd_completion(str, key->name);
2682
                }
2683
            }
2684
            break;
2685
        default:
2686
            break;
2687
        }
2688
    }
2689
    for(i = 0; i < nb_args; i++)
2690
        qemu_free(args[i]);
2691
}
2692

    
2693
static int term_can_read(void *opaque)
2694
{
2695
    return 128;
2696
}
2697

    
2698
static void term_read(void *opaque, const uint8_t *buf, int size)
2699
{
2700
    int i;
2701
    for(i = 0; i < size; i++)
2702
        readline_handle_byte(buf[i]);
2703
}
2704

    
2705
static int monitor_suspended;
2706

    
2707
static void monitor_handle_command1(void *opaque, const char *cmdline)
2708
{
2709
    monitor_handle_command(cmdline);
2710
    if (!monitor_suspended)
2711
        monitor_start_input();
2712
    else
2713
        monitor_suspended = 2;
2714
}
2715

    
2716
void monitor_suspend(void)
2717
{
2718
    monitor_suspended = 1;
2719
}
2720

    
2721
void monitor_resume(void)
2722
{
2723
    if (monitor_suspended == 2)
2724
        monitor_start_input();
2725
    monitor_suspended = 0;
2726
}
2727

    
2728
static void monitor_start_input(void)
2729
{
2730
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2731
}
2732

    
2733
static void term_event(void *opaque, int event)
2734
{
2735
    if (event != CHR_EVENT_RESET)
2736
        return;
2737

    
2738
    if (!hide_banner)
2739
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2740
                        QEMU_VERSION);
2741
    monitor_start_input();
2742
}
2743

    
2744
static int is_first_init = 1;
2745

    
2746
void monitor_init(CharDriverState *hd, int show_banner)
2747
{
2748
    int i;
2749

    
2750
    if (is_first_init) {
2751
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2752
        if (!key_timer)
2753
            return;
2754
        for (i = 0; i < MAX_MON; i++) {
2755
            monitor_hd[i] = NULL;
2756
        }
2757
        is_first_init = 0;
2758
    }
2759
    for (i = 0; i < MAX_MON; i++) {
2760
        if (monitor_hd[i] == NULL) {
2761
            monitor_hd[i] = hd;
2762
            break;
2763
        }
2764
    }
2765

    
2766
    hide_banner = !show_banner;
2767

    
2768
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2769

    
2770
    readline_start("", 0, monitor_handle_command1, NULL);
2771
}
2772

    
2773
/* XXX: use threads ? */
2774
/* modal monitor readline */
2775
static int monitor_readline_started;
2776
static char *monitor_readline_buf;
2777
static int monitor_readline_buf_size;
2778

    
2779
static void monitor_readline_cb(void *opaque, const char *input)
2780
{
2781
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2782
    monitor_readline_started = 0;
2783
}
2784

    
2785
void monitor_readline(const char *prompt, int is_password,
2786
                      char *buf, int buf_size)
2787
{
2788
    int i;
2789
    int old_focus[MAX_MON];
2790

    
2791
    if (is_password) {
2792
        for (i = 0; i < MAX_MON; i++) {
2793
            old_focus[i] = 0;
2794
            if (monitor_hd[i]) {
2795
                old_focus[i] = monitor_hd[i]->focus;
2796
                monitor_hd[i]->focus = 0;
2797
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2798
            }
2799
        }
2800
    }
2801

    
2802
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2803
    monitor_readline_buf = buf;
2804
    monitor_readline_buf_size = buf_size;
2805
    monitor_readline_started = 1;
2806
    while (monitor_readline_started) {
2807
        main_loop_wait(10);
2808
    }
2809
    /* restore original focus */
2810
    if (is_password) {
2811
        for (i = 0; i < MAX_MON; i++)
2812
            if (old_focus[i])
2813
                monitor_hd[i]->focus = old_focus[i];
2814
    }
2815
}