Statistics
| Branch: | Revision:

root / monitor.c @ b223f35f

History | View | Annotate | Download (91.7 kB)

1
/*
2
 * QEMU monitor
3
 *
4
 * Copyright (c) 2003-2004 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <dirent.h>
25
#include "hw/hw.h"
26
#include "hw/qdev.h"
27
#include "hw/usb.h"
28
#include "hw/pcmcia.h"
29
#include "hw/pc.h"
30
#include "hw/pci.h"
31
#include "hw/watchdog.h"
32
#include "hw/loader.h"
33
#include "gdbstub.h"
34
#include "net.h"
35
#include "qemu-char.h"
36
#include "sysemu.h"
37
#include "monitor.h"
38
#include "readline.h"
39
#include "console.h"
40
#include "block.h"
41
#include "audio/audio.h"
42
#include "disas.h"
43
#include "balloon.h"
44
#include "qemu-timer.h"
45
#include "migration.h"
46
#include "kvm.h"
47
#include "acl.h"
48
#include "qint.h"
49
#include "qdict.h"
50
#include "qstring.h"
51

    
52
//#define DEBUG
53
//#define DEBUG_COMPLETION
54

    
55
/*
56
 * Supported types:
57
 *
58
 * 'F'          filename
59
 * 'B'          block device name
60
 * 's'          string (accept optional quote)
61
 * 'i'          32 bit integer
62
 * 'l'          target long (32 or 64 bit)
63
 * '/'          optional gdb-like print format (like "/10x")
64
 *
65
 * '?'          optional type (for all types, except '/')
66
 * '.'          other form of optional type (for 'i' and 'l')
67
 * '-'          optional parameter (eg. '-f')
68
 *
69
 */
70

    
71
typedef struct mon_cmd_t {
72
    const char *name;
73
    const char *args_type;
74
    const char *params;
75
    const char *help;
76
    void (*user_print)(Monitor *mon, const QObject *data);
77
    union {
78
        void (*info)(Monitor *mon);
79
        void (*info_new)(Monitor *mon, QObject **ret_data);
80
        void (*cmd)(Monitor *mon, const QDict *qdict);
81
        void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
82
    } mhandler;
83
} mon_cmd_t;
84

    
85
/* file descriptors passed via SCM_RIGHTS */
86
typedef struct mon_fd_t mon_fd_t;
87
struct mon_fd_t {
88
    char *name;
89
    int fd;
90
    QLIST_ENTRY(mon_fd_t) next;
91
};
92

    
93
struct Monitor {
94
    CharDriverState *chr;
95
    int mux_out;
96
    int reset_seen;
97
    int flags;
98
    int suspend_cnt;
99
    uint8_t outbuf[1024];
100
    int outbuf_index;
101
    ReadLineState *rs;
102
    CPUState *mon_cpu;
103
    BlockDriverCompletionFunc *password_completion_cb;
104
    void *password_opaque;
105
    QLIST_HEAD(,mon_fd_t) fds;
106
    QLIST_ENTRY(Monitor) entry;
107
};
108

    
109
static QLIST_HEAD(mon_list, Monitor) mon_list;
110

    
111
static const mon_cmd_t mon_cmds[];
112
static const mon_cmd_t info_cmds[];
113

    
114
Monitor *cur_mon = NULL;
115

    
116
static void monitor_command_cb(Monitor *mon, const char *cmdline,
117
                               void *opaque);
118

    
119
static void monitor_read_command(Monitor *mon, int show_prompt)
120
{
121
    readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
122
    if (show_prompt)
123
        readline_show_prompt(mon->rs);
124
}
125

    
126
static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
127
                                 void *opaque)
128
{
129
    if (mon->rs) {
130
        readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
131
        /* prompt is printed on return from the command handler */
132
        return 0;
133
    } else {
134
        monitor_printf(mon, "terminal does not support password prompting\n");
135
        return -ENOTTY;
136
    }
137
}
138

    
139
void monitor_flush(Monitor *mon)
140
{
141
    if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
142
        qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
143
        mon->outbuf_index = 0;
144
    }
145
}
146

    
147
/* flush at every end of line or if the buffer is full */
148
static void monitor_puts(Monitor *mon, const char *str)
149
{
150
    char c;
151

    
152
    if (!mon)
153
        return;
154

    
155
    for(;;) {
156
        c = *str++;
157
        if (c == '\0')
158
            break;
159
        if (c == '\n')
160
            mon->outbuf[mon->outbuf_index++] = '\r';
161
        mon->outbuf[mon->outbuf_index++] = c;
162
        if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
163
            || c == '\n')
164
            monitor_flush(mon);
165
    }
166
}
167

    
168
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
169
{
170
    char buf[4096];
171
    vsnprintf(buf, sizeof(buf), fmt, ap);
172
    monitor_puts(mon, buf);
173
}
174

    
175
void monitor_printf(Monitor *mon, const char *fmt, ...)
176
{
177
    va_list ap;
178
    va_start(ap, fmt);
179
    monitor_vprintf(mon, fmt, ap);
180
    va_end(ap);
181
}
182

    
183
void monitor_print_filename(Monitor *mon, const char *filename)
184
{
185
    int i;
186

    
187
    for (i = 0; filename[i]; i++) {
188
        switch (filename[i]) {
189
        case ' ':
190
        case '"':
191
        case '\\':
192
            monitor_printf(mon, "\\%c", filename[i]);
193
            break;
194
        case '\t':
195
            monitor_printf(mon, "\\t");
196
            break;
197
        case '\r':
198
            monitor_printf(mon, "\\r");
199
            break;
200
        case '\n':
201
            monitor_printf(mon, "\\n");
202
            break;
203
        default:
204
            monitor_printf(mon, "%c", filename[i]);
205
            break;
206
        }
207
    }
208
}
209

    
210
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
211
{
212
    va_list ap;
213
    va_start(ap, fmt);
214
    monitor_vprintf((Monitor *)stream, fmt, ap);
215
    va_end(ap);
216
    return 0;
217
}
218

    
219
static void monitor_user_noop(Monitor *mon, const QObject *data) { }
220

    
221
static inline int monitor_handler_ported(const mon_cmd_t *cmd)
222
{
223
    return cmd->user_print != NULL;
224
}
225

    
226
static int compare_cmd(const char *name, const char *list)
227
{
228
    const char *p, *pstart;
229
    int len;
230
    len = strlen(name);
231
    p = list;
232
    for(;;) {
233
        pstart = p;
234
        p = strchr(p, '|');
235
        if (!p)
236
            p = pstart + strlen(pstart);
237
        if ((p - pstart) == len && !memcmp(pstart, name, len))
238
            return 1;
239
        if (*p == '\0')
240
            break;
241
        p++;
242
    }
243
    return 0;
244
}
245

    
246
static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
247
                          const char *prefix, const char *name)
248
{
249
    const mon_cmd_t *cmd;
250

    
251
    for(cmd = cmds; cmd->name != NULL; cmd++) {
252
        if (!name || !strcmp(name, cmd->name))
253
            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
254
                           cmd->params, cmd->help);
255
    }
256
}
257

    
258
static void help_cmd(Monitor *mon, const char *name)
259
{
260
    if (name && !strcmp(name, "info")) {
261
        help_cmd_dump(mon, info_cmds, "info ", NULL);
262
    } else {
263
        help_cmd_dump(mon, mon_cmds, "", name);
264
        if (name && !strcmp(name, "log")) {
265
            const CPULogItem *item;
266
            monitor_printf(mon, "Log items (comma separated):\n");
267
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
268
            for(item = cpu_log_items; item->mask != 0; item++) {
269
                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
270
            }
271
        }
272
    }
273
}
274

    
275
static void do_help_cmd(Monitor *mon, const QDict *qdict)
276
{
277
    help_cmd(mon, qdict_get_try_str(qdict, "name"));
278
}
279

    
280
static void do_commit(Monitor *mon, const QDict *qdict)
281
{
282
    int all_devices;
283
    DriveInfo *dinfo;
284
    const char *device = qdict_get_str(qdict, "device");
285

    
286
    all_devices = !strcmp(device, "all");
287
    QTAILQ_FOREACH(dinfo, &drives, next) {
288
        if (!all_devices)
289
            if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
290
                continue;
291
        bdrv_commit(dinfo->bdrv);
292
    }
293
}
294

    
295
static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
296
{
297
    const mon_cmd_t *cmd;
298
    const char *item = qdict_get_try_str(qdict, "item");
299

    
300
    if (!item)
301
        goto help;
302

    
303
    for (cmd = info_cmds; cmd->name != NULL; cmd++) {
304
        if (compare_cmd(item, cmd->name))
305
            break;
306
    }
307

    
308
    if (cmd->name == NULL)
309
        goto help;
310

    
311
    if (monitor_handler_ported(cmd)) {
312
        cmd->mhandler.info_new(mon, ret_data);
313
        if (*ret_data)
314
            cmd->user_print(mon, *ret_data);
315
    } else {
316
        cmd->mhandler.info(mon);
317
    }
318

    
319
    return;
320

    
321
help:
322
    help_cmd(mon, "info");
323
}
324

    
325
static void do_info_version(Monitor *mon)
326
{
327
    monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
328
}
329

    
330
static void do_info_name(Monitor *mon)
331
{
332
    if (qemu_name)
333
        monitor_printf(mon, "%s\n", qemu_name);
334
}
335

    
336
#if defined(TARGET_I386)
337
static void do_info_hpet(Monitor *mon)
338
{
339
    monitor_printf(mon, "HPET is %s by QEMU\n",
340
                   (no_hpet) ? "disabled" : "enabled");
341
}
342
#endif
343

    
344
static void do_info_uuid(Monitor *mon)
345
{
346
    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
347
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
348
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
349
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
350
                   qemu_uuid[14], qemu_uuid[15]);
351
}
352

    
353
/* get the current CPU defined by the user */
354
static int mon_set_cpu(int cpu_index)
355
{
356
    CPUState *env;
357

    
358
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
359
        if (env->cpu_index == cpu_index) {
360
            cur_mon->mon_cpu = env;
361
            return 0;
362
        }
363
    }
364
    return -1;
365
}
366

    
367
static CPUState *mon_get_cpu(void)
368
{
369
    if (!cur_mon->mon_cpu) {
370
        mon_set_cpu(0);
371
    }
372
    cpu_synchronize_state(cur_mon->mon_cpu);
373
    return cur_mon->mon_cpu;
374
}
375

    
376
static void do_info_registers(Monitor *mon)
377
{
378
    CPUState *env;
379
    env = mon_get_cpu();
380
    if (!env)
381
        return;
382
#ifdef TARGET_I386
383
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
384
                   X86_DUMP_FPU);
385
#else
386
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
387
                   0);
388
#endif
389
}
390

    
391
static void do_info_cpus(Monitor *mon)
392
{
393
    CPUState *env;
394

    
395
    /* just to set the default cpu if not already done */
396
    mon_get_cpu();
397

    
398
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
399
        cpu_synchronize_state(env);
400
        monitor_printf(mon, "%c CPU #%d:",
401
                       (env == mon->mon_cpu) ? '*' : ' ',
402
                       env->cpu_index);
403
#if defined(TARGET_I386)
404
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
405
                       env->eip + env->segs[R_CS].base);
406
#elif defined(TARGET_PPC)
407
        monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
408
#elif defined(TARGET_SPARC)
409
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
410
                       env->pc, env->npc);
411
#elif defined(TARGET_MIPS)
412
        monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
413
#endif
414
        if (env->halted)
415
            monitor_printf(mon, " (halted)");
416
        monitor_printf(mon, "\n");
417
    }
418
}
419

    
420
static void do_cpu_set(Monitor *mon, const QDict *qdict)
421
{
422
    int index = qdict_get_int(qdict, "index");
423
    if (mon_set_cpu(index) < 0)
424
        monitor_printf(mon, "Invalid CPU index\n");
425
}
426

    
427
static void do_info_jit(Monitor *mon)
428
{
429
    dump_exec_info((FILE *)mon, monitor_fprintf);
430
}
431

    
432
static void do_info_history(Monitor *mon)
433
{
434
    int i;
435
    const char *str;
436

    
437
    if (!mon->rs)
438
        return;
439
    i = 0;
440
    for(;;) {
441
        str = readline_get_history(mon->rs, i);
442
        if (!str)
443
            break;
444
        monitor_printf(mon, "%d: '%s'\n", i, str);
445
        i++;
446
    }
447
}
448

    
449
#if defined(TARGET_PPC)
450
/* XXX: not implemented in other targets */
451
static void do_info_cpu_stats(Monitor *mon)
452
{
453
    CPUState *env;
454

    
455
    env = mon_get_cpu();
456
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
457
}
458
#endif
459

    
460
/**
461
 * do_quit(): Quit QEMU execution
462
 */
463
static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
464
{
465
    exit(0);
466
}
467

    
468
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
469
{
470
    if (bdrv_is_inserted(bs)) {
471
        if (!force) {
472
            if (!bdrv_is_removable(bs)) {
473
                monitor_printf(mon, "device is not removable\n");
474
                return -1;
475
            }
476
            if (bdrv_is_locked(bs)) {
477
                monitor_printf(mon, "device is locked\n");
478
                return -1;
479
            }
480
        }
481
        bdrv_close(bs);
482
    }
483
    return 0;
484
}
485

    
486
static void do_eject(Monitor *mon, const QDict *qdict)
487
{
488
    BlockDriverState *bs;
489
    int force = qdict_get_int(qdict, "force");
490
    const char *filename = qdict_get_str(qdict, "filename");
491

    
492
    bs = bdrv_find(filename);
493
    if (!bs) {
494
        monitor_printf(mon, "device not found\n");
495
        return;
496
    }
497
    eject_device(mon, bs, force);
498
}
499

    
500
static void do_change_block(Monitor *mon, const char *device,
501
                            const char *filename, const char *fmt)
502
{
503
    BlockDriverState *bs;
504
    BlockDriver *drv = NULL;
505

    
506
    bs = bdrv_find(device);
507
    if (!bs) {
508
        monitor_printf(mon, "device not found\n");
509
        return;
510
    }
511
    if (fmt) {
512
        drv = bdrv_find_format(fmt);
513
        if (!drv) {
514
            monitor_printf(mon, "invalid format %s\n", fmt);
515
            return;
516
        }
517
    }
518
    if (eject_device(mon, bs, 0) < 0)
519
        return;
520
    bdrv_open2(bs, filename, 0, drv);
521
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
522
}
523

    
524
static void change_vnc_password_cb(Monitor *mon, const char *password,
525
                                   void *opaque)
526
{
527
    if (vnc_display_password(NULL, password) < 0)
528
        monitor_printf(mon, "could not set VNC server password\n");
529

    
530
    monitor_read_command(mon, 1);
531
}
532

    
533
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
534
{
535
    if (strcmp(target, "passwd") == 0 ||
536
        strcmp(target, "password") == 0) {
537
        if (arg) {
538
            char password[9];
539
            strncpy(password, arg, sizeof(password));
540
            password[sizeof(password) - 1] = '\0';
541
            change_vnc_password_cb(mon, password, NULL);
542
        } else {
543
            monitor_read_password(mon, change_vnc_password_cb, NULL);
544
        }
545
    } else {
546
        if (vnc_display_open(NULL, target) < 0)
547
            monitor_printf(mon, "could not start VNC server on %s\n", target);
548
    }
549
}
550

    
551
static void do_change(Monitor *mon, const QDict *qdict)
552
{
553
    const char *device = qdict_get_str(qdict, "device");
554
    const char *target = qdict_get_str(qdict, "target");
555
    const char *arg = qdict_get_try_str(qdict, "arg");
556
    if (strcmp(device, "vnc") == 0) {
557
        do_change_vnc(mon, target, arg);
558
    } else {
559
        do_change_block(mon, device, target, arg);
560
    }
561
}
562

    
563
static void do_screen_dump(Monitor *mon, const QDict *qdict)
564
{
565
    vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
566
}
567

    
568
static void do_logfile(Monitor *mon, const QDict *qdict)
569
{
570
    cpu_set_log_filename(qdict_get_str(qdict, "filename"));
571
}
572

    
573
static void do_log(Monitor *mon, const QDict *qdict)
574
{
575
    int mask;
576
    const char *items = qdict_get_str(qdict, "items");
577

    
578
    if (!strcmp(items, "none")) {
579
        mask = 0;
580
    } else {
581
        mask = cpu_str_to_log_mask(items);
582
        if (!mask) {
583
            help_cmd(mon, "log");
584
            return;
585
        }
586
    }
587
    cpu_set_log(mask);
588
}
589

    
590
static void do_singlestep(Monitor *mon, const QDict *qdict)
591
{
592
    const char *option = qdict_get_try_str(qdict, "option");
593
    if (!option || !strcmp(option, "on")) {
594
        singlestep = 1;
595
    } else if (!strcmp(option, "off")) {
596
        singlestep = 0;
597
    } else {
598
        monitor_printf(mon, "unexpected option %s\n", option);
599
    }
600
}
601

    
602
static void do_stop(Monitor *mon, const QDict *qdict)
603
{
604
    vm_stop(EXCP_INTERRUPT);
605
}
606

    
607
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
608

    
609
struct bdrv_iterate_context {
610
    Monitor *mon;
611
    int err;
612
};
613

    
614
static void do_cont(Monitor *mon, const QDict *qdict)
615
{
616
    struct bdrv_iterate_context context = { mon, 0 };
617

    
618
    bdrv_iterate(encrypted_bdrv_it, &context);
619
    /* only resume the vm if all keys are set and valid */
620
    if (!context.err)
621
        vm_start();
622
}
623

    
624
static void bdrv_key_cb(void *opaque, int err)
625
{
626
    Monitor *mon = opaque;
627

    
628
    /* another key was set successfully, retry to continue */
629
    if (!err)
630
        do_cont(mon, NULL);
631
}
632

    
633
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
634
{
635
    struct bdrv_iterate_context *context = opaque;
636

    
637
    if (!context->err && bdrv_key_required(bs)) {
638
        context->err = -EBUSY;
639
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
640
                                    context->mon);
641
    }
642
}
643

    
644
static void do_gdbserver(Monitor *mon, const QDict *qdict)
645
{
646
    const char *device = qdict_get_try_str(qdict, "device");
647
    if (!device)
648
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
649
    if (gdbserver_start(device) < 0) {
650
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
651
                       device);
652
    } else if (strcmp(device, "none") == 0) {
653
        monitor_printf(mon, "Disabled gdbserver\n");
654
    } else {
655
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
656
                       device);
657
    }
658
}
659

    
660
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
661
{
662
    const char *action = qdict_get_str(qdict, "action");
663
    if (select_watchdog_action(action) == -1) {
664
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
665
    }
666
}
667

    
668
static void monitor_printc(Monitor *mon, int c)
669
{
670
    monitor_printf(mon, "'");
671
    switch(c) {
672
    case '\'':
673
        monitor_printf(mon, "\\'");
674
        break;
675
    case '\\':
676
        monitor_printf(mon, "\\\\");
677
        break;
678
    case '\n':
679
        monitor_printf(mon, "\\n");
680
        break;
681
    case '\r':
682
        monitor_printf(mon, "\\r");
683
        break;
684
    default:
685
        if (c >= 32 && c <= 126) {
686
            monitor_printf(mon, "%c", c);
687
        } else {
688
            monitor_printf(mon, "\\x%02x", c);
689
        }
690
        break;
691
    }
692
    monitor_printf(mon, "'");
693
}
694

    
695
static void memory_dump(Monitor *mon, int count, int format, int wsize,
696
                        target_phys_addr_t addr, int is_physical)
697
{
698
    CPUState *env;
699
    int nb_per_line, l, line_size, i, max_digits, len;
700
    uint8_t buf[16];
701
    uint64_t v;
702

    
703
    if (format == 'i') {
704
        int flags;
705
        flags = 0;
706
        env = mon_get_cpu();
707
        if (!env && !is_physical)
708
            return;
709
#ifdef TARGET_I386
710
        if (wsize == 2) {
711
            flags = 1;
712
        } else if (wsize == 4) {
713
            flags = 0;
714
        } else {
715
            /* as default we use the current CS size */
716
            flags = 0;
717
            if (env) {
718
#ifdef TARGET_X86_64
719
                if ((env->efer & MSR_EFER_LMA) &&
720
                    (env->segs[R_CS].flags & DESC_L_MASK))
721
                    flags = 2;
722
                else
723
#endif
724
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
725
                    flags = 1;
726
            }
727
        }
728
#endif
729
        monitor_disas(mon, env, addr, count, is_physical, flags);
730
        return;
731
    }
732

    
733
    len = wsize * count;
734
    if (wsize == 1)
735
        line_size = 8;
736
    else
737
        line_size = 16;
738
    nb_per_line = line_size / wsize;
739
    max_digits = 0;
740

    
741
    switch(format) {
742
    case 'o':
743
        max_digits = (wsize * 8 + 2) / 3;
744
        break;
745
    default:
746
    case 'x':
747
        max_digits = (wsize * 8) / 4;
748
        break;
749
    case 'u':
750
    case 'd':
751
        max_digits = (wsize * 8 * 10 + 32) / 33;
752
        break;
753
    case 'c':
754
        wsize = 1;
755
        break;
756
    }
757

    
758
    while (len > 0) {
759
        if (is_physical)
760
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
761
        else
762
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
763
        l = len;
764
        if (l > line_size)
765
            l = line_size;
766
        if (is_physical) {
767
            cpu_physical_memory_rw(addr, buf, l, 0);
768
        } else {
769
            env = mon_get_cpu();
770
            if (!env)
771
                break;
772
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
773
                monitor_printf(mon, " Cannot access memory\n");
774
                break;
775
            }
776
        }
777
        i = 0;
778
        while (i < l) {
779
            switch(wsize) {
780
            default:
781
            case 1:
782
                v = ldub_raw(buf + i);
783
                break;
784
            case 2:
785
                v = lduw_raw(buf + i);
786
                break;
787
            case 4:
788
                v = (uint32_t)ldl_raw(buf + i);
789
                break;
790
            case 8:
791
                v = ldq_raw(buf + i);
792
                break;
793
            }
794
            monitor_printf(mon, " ");
795
            switch(format) {
796
            case 'o':
797
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
798
                break;
799
            case 'x':
800
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
801
                break;
802
            case 'u':
803
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
804
                break;
805
            case 'd':
806
                monitor_printf(mon, "%*" PRId64, max_digits, v);
807
                break;
808
            case 'c':
809
                monitor_printc(mon, v);
810
                break;
811
            }
812
            i += wsize;
813
        }
814
        monitor_printf(mon, "\n");
815
        addr += l;
816
        len -= l;
817
    }
818
}
819

    
820
static void do_memory_dump(Monitor *mon, const QDict *qdict)
821
{
822
    int count = qdict_get_int(qdict, "count");
823
    int format = qdict_get_int(qdict, "format");
824
    int size = qdict_get_int(qdict, "size");
825
    target_long addr = qdict_get_int(qdict, "addr");
826

    
827
    memory_dump(mon, count, format, size, addr, 0);
828
}
829

    
830
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
831
{
832
    int count = qdict_get_int(qdict, "count");
833
    int format = qdict_get_int(qdict, "format");
834
    int size = qdict_get_int(qdict, "size");
835
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
836

    
837
    memory_dump(mon, count, format, size, addr, 1);
838
}
839

    
840
static void do_print(Monitor *mon, const QDict *qdict)
841
{
842
    int format = qdict_get_int(qdict, "format");
843
    target_phys_addr_t val = qdict_get_int(qdict, "val");
844

    
845
#if TARGET_PHYS_ADDR_BITS == 32
846
    switch(format) {
847
    case 'o':
848
        monitor_printf(mon, "%#o", val);
849
        break;
850
    case 'x':
851
        monitor_printf(mon, "%#x", val);
852
        break;
853
    case 'u':
854
        monitor_printf(mon, "%u", val);
855
        break;
856
    default:
857
    case 'd':
858
        monitor_printf(mon, "%d", val);
859
        break;
860
    case 'c':
861
        monitor_printc(mon, val);
862
        break;
863
    }
864
#else
865
    switch(format) {
866
    case 'o':
867
        monitor_printf(mon, "%#" PRIo64, val);
868
        break;
869
    case 'x':
870
        monitor_printf(mon, "%#" PRIx64, val);
871
        break;
872
    case 'u':
873
        monitor_printf(mon, "%" PRIu64, val);
874
        break;
875
    default:
876
    case 'd':
877
        monitor_printf(mon, "%" PRId64, val);
878
        break;
879
    case 'c':
880
        monitor_printc(mon, val);
881
        break;
882
    }
883
#endif
884
    monitor_printf(mon, "\n");
885
}
886

    
887
static void do_memory_save(Monitor *mon, const QDict *qdict)
888
{
889
    FILE *f;
890
    uint32_t size = qdict_get_int(qdict, "size");
891
    const char *filename = qdict_get_str(qdict, "filename");
892
    target_long addr = qdict_get_int(qdict, "val");
893
    uint32_t l;
894
    CPUState *env;
895
    uint8_t buf[1024];
896

    
897
    env = mon_get_cpu();
898
    if (!env)
899
        return;
900

    
901
    f = fopen(filename, "wb");
902
    if (!f) {
903
        monitor_printf(mon, "could not open '%s'\n", filename);
904
        return;
905
    }
906
    while (size != 0) {
907
        l = sizeof(buf);
908
        if (l > size)
909
            l = size;
910
        cpu_memory_rw_debug(env, addr, buf, l, 0);
911
        fwrite(buf, 1, l, f);
912
        addr += l;
913
        size -= l;
914
    }
915
    fclose(f);
916
}
917

    
918
static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
919
{
920
    FILE *f;
921
    uint32_t l;
922
    uint8_t buf[1024];
923
    uint32_t size = qdict_get_int(qdict, "size");
924
    const char *filename = qdict_get_str(qdict, "filename");
925
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
926

    
927
    f = fopen(filename, "wb");
928
    if (!f) {
929
        monitor_printf(mon, "could not open '%s'\n", filename);
930
        return;
931
    }
932
    while (size != 0) {
933
        l = sizeof(buf);
934
        if (l > size)
935
            l = size;
936
        cpu_physical_memory_rw(addr, buf, l, 0);
937
        fwrite(buf, 1, l, f);
938
        fflush(f);
939
        addr += l;
940
        size -= l;
941
    }
942
    fclose(f);
943
}
944

    
945
static void do_sum(Monitor *mon, const QDict *qdict)
946
{
947
    uint32_t addr;
948
    uint8_t buf[1];
949
    uint16_t sum;
950
    uint32_t start = qdict_get_int(qdict, "start");
951
    uint32_t size = qdict_get_int(qdict, "size");
952

    
953
    sum = 0;
954
    for(addr = start; addr < (start + size); addr++) {
955
        cpu_physical_memory_rw(addr, buf, 1, 0);
956
        /* BSD sum algorithm ('sum' Unix command) */
957
        sum = (sum >> 1) | (sum << 15);
958
        sum += buf[0];
959
    }
960
    monitor_printf(mon, "%05d\n", sum);
961
}
962

    
963
typedef struct {
964
    int keycode;
965
    const char *name;
966
} KeyDef;
967

    
968
static const KeyDef key_defs[] = {
969
    { 0x2a, "shift" },
970
    { 0x36, "shift_r" },
971

    
972
    { 0x38, "alt" },
973
    { 0xb8, "alt_r" },
974
    { 0x64, "altgr" },
975
    { 0xe4, "altgr_r" },
976
    { 0x1d, "ctrl" },
977
    { 0x9d, "ctrl_r" },
978

    
979
    { 0xdd, "menu" },
980

    
981
    { 0x01, "esc" },
982

    
983
    { 0x02, "1" },
984
    { 0x03, "2" },
985
    { 0x04, "3" },
986
    { 0x05, "4" },
987
    { 0x06, "5" },
988
    { 0x07, "6" },
989
    { 0x08, "7" },
990
    { 0x09, "8" },
991
    { 0x0a, "9" },
992
    { 0x0b, "0" },
993
    { 0x0c, "minus" },
994
    { 0x0d, "equal" },
995
    { 0x0e, "backspace" },
996

    
997
    { 0x0f, "tab" },
998
    { 0x10, "q" },
999
    { 0x11, "w" },
1000
    { 0x12, "e" },
1001
    { 0x13, "r" },
1002
    { 0x14, "t" },
1003
    { 0x15, "y" },
1004
    { 0x16, "u" },
1005
    { 0x17, "i" },
1006
    { 0x18, "o" },
1007
    { 0x19, "p" },
1008

    
1009
    { 0x1c, "ret" },
1010

    
1011
    { 0x1e, "a" },
1012
    { 0x1f, "s" },
1013
    { 0x20, "d" },
1014
    { 0x21, "f" },
1015
    { 0x22, "g" },
1016
    { 0x23, "h" },
1017
    { 0x24, "j" },
1018
    { 0x25, "k" },
1019
    { 0x26, "l" },
1020

    
1021
    { 0x2c, "z" },
1022
    { 0x2d, "x" },
1023
    { 0x2e, "c" },
1024
    { 0x2f, "v" },
1025
    { 0x30, "b" },
1026
    { 0x31, "n" },
1027
    { 0x32, "m" },
1028
    { 0x33, "comma" },
1029
    { 0x34, "dot" },
1030
    { 0x35, "slash" },
1031

    
1032
    { 0x37, "asterisk" },
1033

    
1034
    { 0x39, "spc" },
1035
    { 0x3a, "caps_lock" },
1036
    { 0x3b, "f1" },
1037
    { 0x3c, "f2" },
1038
    { 0x3d, "f3" },
1039
    { 0x3e, "f4" },
1040
    { 0x3f, "f5" },
1041
    { 0x40, "f6" },
1042
    { 0x41, "f7" },
1043
    { 0x42, "f8" },
1044
    { 0x43, "f9" },
1045
    { 0x44, "f10" },
1046
    { 0x45, "num_lock" },
1047
    { 0x46, "scroll_lock" },
1048

    
1049
    { 0xb5, "kp_divide" },
1050
    { 0x37, "kp_multiply" },
1051
    { 0x4a, "kp_subtract" },
1052
    { 0x4e, "kp_add" },
1053
    { 0x9c, "kp_enter" },
1054
    { 0x53, "kp_decimal" },
1055
    { 0x54, "sysrq" },
1056

    
1057
    { 0x52, "kp_0" },
1058
    { 0x4f, "kp_1" },
1059
    { 0x50, "kp_2" },
1060
    { 0x51, "kp_3" },
1061
    { 0x4b, "kp_4" },
1062
    { 0x4c, "kp_5" },
1063
    { 0x4d, "kp_6" },
1064
    { 0x47, "kp_7" },
1065
    { 0x48, "kp_8" },
1066
    { 0x49, "kp_9" },
1067

    
1068
    { 0x56, "<" },
1069

    
1070
    { 0x57, "f11" },
1071
    { 0x58, "f12" },
1072

    
1073
    { 0xb7, "print" },
1074

    
1075
    { 0xc7, "home" },
1076
    { 0xc9, "pgup" },
1077
    { 0xd1, "pgdn" },
1078
    { 0xcf, "end" },
1079

    
1080
    { 0xcb, "left" },
1081
    { 0xc8, "up" },
1082
    { 0xd0, "down" },
1083
    { 0xcd, "right" },
1084

    
1085
    { 0xd2, "insert" },
1086
    { 0xd3, "delete" },
1087
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1088
    { 0xf0, "stop" },
1089
    { 0xf1, "again" },
1090
    { 0xf2, "props" },
1091
    { 0xf3, "undo" },
1092
    { 0xf4, "front" },
1093
    { 0xf5, "copy" },
1094
    { 0xf6, "open" },
1095
    { 0xf7, "paste" },
1096
    { 0xf8, "find" },
1097
    { 0xf9, "cut" },
1098
    { 0xfa, "lf" },
1099
    { 0xfb, "help" },
1100
    { 0xfc, "meta_l" },
1101
    { 0xfd, "meta_r" },
1102
    { 0xfe, "compose" },
1103
#endif
1104
    { 0, NULL },
1105
};
1106

    
1107
static int get_keycode(const char *key)
1108
{
1109
    const KeyDef *p;
1110
    char *endp;
1111
    int ret;
1112

    
1113
    for(p = key_defs; p->name != NULL; p++) {
1114
        if (!strcmp(key, p->name))
1115
            return p->keycode;
1116
    }
1117
    if (strstart(key, "0x", NULL)) {
1118
        ret = strtoul(key, &endp, 0);
1119
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1120
            return ret;
1121
    }
1122
    return -1;
1123
}
1124

    
1125
#define MAX_KEYCODES 16
1126
static uint8_t keycodes[MAX_KEYCODES];
1127
static int nb_pending_keycodes;
1128
static QEMUTimer *key_timer;
1129

    
1130
static void release_keys(void *opaque)
1131
{
1132
    int keycode;
1133

    
1134
    while (nb_pending_keycodes > 0) {
1135
        nb_pending_keycodes--;
1136
        keycode = keycodes[nb_pending_keycodes];
1137
        if (keycode & 0x80)
1138
            kbd_put_keycode(0xe0);
1139
        kbd_put_keycode(keycode | 0x80);
1140
    }
1141
}
1142

    
1143
static void do_sendkey(Monitor *mon, const QDict *qdict)
1144
{
1145
    char keyname_buf[16];
1146
    char *separator;
1147
    int keyname_len, keycode, i;
1148
    const char *string = qdict_get_str(qdict, "string");
1149
    int has_hold_time = qdict_haskey(qdict, "hold_time");
1150
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1151

    
1152
    if (nb_pending_keycodes > 0) {
1153
        qemu_del_timer(key_timer);
1154
        release_keys(NULL);
1155
    }
1156
    if (!has_hold_time)
1157
        hold_time = 100;
1158
    i = 0;
1159
    while (1) {
1160
        separator = strchr(string, '-');
1161
        keyname_len = separator ? separator - string : strlen(string);
1162
        if (keyname_len > 0) {
1163
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1164
            if (keyname_len > sizeof(keyname_buf) - 1) {
1165
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1166
                return;
1167
            }
1168
            if (i == MAX_KEYCODES) {
1169
                monitor_printf(mon, "too many keys\n");
1170
                return;
1171
            }
1172
            keyname_buf[keyname_len] = 0;
1173
            keycode = get_keycode(keyname_buf);
1174
            if (keycode < 0) {
1175
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1176
                return;
1177
            }
1178
            keycodes[i++] = keycode;
1179
        }
1180
        if (!separator)
1181
            break;
1182
        string = separator + 1;
1183
    }
1184
    nb_pending_keycodes = i;
1185
    /* key down events */
1186
    for (i = 0; i < nb_pending_keycodes; i++) {
1187
        keycode = keycodes[i];
1188
        if (keycode & 0x80)
1189
            kbd_put_keycode(0xe0);
1190
        kbd_put_keycode(keycode & 0x7f);
1191
    }
1192
    /* delayed key up events */
1193
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1194
                   muldiv64(get_ticks_per_sec(), hold_time, 1000));
1195
}
1196

    
1197
static int mouse_button_state;
1198

    
1199
static void do_mouse_move(Monitor *mon, const QDict *qdict)
1200
{
1201
    int dx, dy, dz;
1202
    const char *dx_str = qdict_get_str(qdict, "dx_str");
1203
    const char *dy_str = qdict_get_str(qdict, "dy_str");
1204
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1205
    dx = strtol(dx_str, NULL, 0);
1206
    dy = strtol(dy_str, NULL, 0);
1207
    dz = 0;
1208
    if (dz_str)
1209
        dz = strtol(dz_str, NULL, 0);
1210
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1211
}
1212

    
1213
static void do_mouse_button(Monitor *mon, const QDict *qdict)
1214
{
1215
    int button_state = qdict_get_int(qdict, "button_state");
1216
    mouse_button_state = button_state;
1217
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1218
}
1219

    
1220
static void do_ioport_read(Monitor *mon, const QDict *qdict)
1221
{
1222
    int size = qdict_get_int(qdict, "size");
1223
    int addr = qdict_get_int(qdict, "addr");
1224
    int has_index = qdict_haskey(qdict, "index");
1225
    uint32_t val;
1226
    int suffix;
1227

    
1228
    if (has_index) {
1229
        int index = qdict_get_int(qdict, "index");
1230
        cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1231
        addr++;
1232
    }
1233
    addr &= 0xffff;
1234

    
1235
    switch(size) {
1236
    default:
1237
    case 1:
1238
        val = cpu_inb(addr);
1239
        suffix = 'b';
1240
        break;
1241
    case 2:
1242
        val = cpu_inw(addr);
1243
        suffix = 'w';
1244
        break;
1245
    case 4:
1246
        val = cpu_inl(addr);
1247
        suffix = 'l';
1248
        break;
1249
    }
1250
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1251
                   suffix, addr, size * 2, val);
1252
}
1253

    
1254
static void do_ioport_write(Monitor *mon, const QDict *qdict)
1255
{
1256
    int size = qdict_get_int(qdict, "size");
1257
    int addr = qdict_get_int(qdict, "addr");
1258
    int val = qdict_get_int(qdict, "val");
1259

    
1260
    addr &= IOPORTS_MASK;
1261

    
1262
    switch (size) {
1263
    default:
1264
    case 1:
1265
        cpu_outb(addr, val);
1266
        break;
1267
    case 2:
1268
        cpu_outw(addr, val);
1269
        break;
1270
    case 4:
1271
        cpu_outl(addr, val);
1272
        break;
1273
    }
1274
}
1275

    
1276
static void do_boot_set(Monitor *mon, const QDict *qdict)
1277
{
1278
    int res;
1279
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1280

    
1281
    res = qemu_boot_set(bootdevice);
1282
    if (res == 0) {
1283
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1284
    } else if (res > 0) {
1285
        monitor_printf(mon, "setting boot device list failed\n");
1286
    } else {
1287
        monitor_printf(mon, "no function defined to set boot device list for "
1288
                       "this architecture\n");
1289
    }
1290
}
1291

    
1292
static void do_system_reset(Monitor *mon, const QDict *qdict)
1293
{
1294
    qemu_system_reset_request();
1295
}
1296

    
1297
static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1298
{
1299
    qemu_system_powerdown_request();
1300
}
1301

    
1302
#if defined(TARGET_I386)
1303
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1304
{
1305
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1306
                   addr,
1307
                   pte & mask,
1308
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1309
                   pte & PG_PSE_MASK ? 'P' : '-',
1310
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1311
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1312
                   pte & PG_PCD_MASK ? 'C' : '-',
1313
                   pte & PG_PWT_MASK ? 'T' : '-',
1314
                   pte & PG_USER_MASK ? 'U' : '-',
1315
                   pte & PG_RW_MASK ? 'W' : '-');
1316
}
1317

    
1318
static void tlb_info(Monitor *mon)
1319
{
1320
    CPUState *env;
1321
    int l1, l2;
1322
    uint32_t pgd, pde, pte;
1323

    
1324
    env = mon_get_cpu();
1325
    if (!env)
1326
        return;
1327

    
1328
    if (!(env->cr[0] & CR0_PG_MASK)) {
1329
        monitor_printf(mon, "PG disabled\n");
1330
        return;
1331
    }
1332
    pgd = env->cr[3] & ~0xfff;
1333
    for(l1 = 0; l1 < 1024; l1++) {
1334
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1335
        pde = le32_to_cpu(pde);
1336
        if (pde & PG_PRESENT_MASK) {
1337
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1338
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1339
            } else {
1340
                for(l2 = 0; l2 < 1024; l2++) {
1341
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1342
                                             (uint8_t *)&pte, 4);
1343
                    pte = le32_to_cpu(pte);
1344
                    if (pte & PG_PRESENT_MASK) {
1345
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1346
                                  pte & ~PG_PSE_MASK,
1347
                                  ~0xfff);
1348
                    }
1349
                }
1350
            }
1351
        }
1352
    }
1353
}
1354

    
1355
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1356
                      uint32_t end, int prot)
1357
{
1358
    int prot1;
1359
    prot1 = *plast_prot;
1360
    if (prot != prot1) {
1361
        if (*pstart != -1) {
1362
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1363
                           *pstart, end, end - *pstart,
1364
                           prot1 & PG_USER_MASK ? 'u' : '-',
1365
                           'r',
1366
                           prot1 & PG_RW_MASK ? 'w' : '-');
1367
        }
1368
        if (prot != 0)
1369
            *pstart = end;
1370
        else
1371
            *pstart = -1;
1372
        *plast_prot = prot;
1373
    }
1374
}
1375

    
1376
static void mem_info(Monitor *mon)
1377
{
1378
    CPUState *env;
1379
    int l1, l2, prot, last_prot;
1380
    uint32_t pgd, pde, pte, start, end;
1381

    
1382
    env = mon_get_cpu();
1383
    if (!env)
1384
        return;
1385

    
1386
    if (!(env->cr[0] & CR0_PG_MASK)) {
1387
        monitor_printf(mon, "PG disabled\n");
1388
        return;
1389
    }
1390
    pgd = env->cr[3] & ~0xfff;
1391
    last_prot = 0;
1392
    start = -1;
1393
    for(l1 = 0; l1 < 1024; l1++) {
1394
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1395
        pde = le32_to_cpu(pde);
1396
        end = l1 << 22;
1397
        if (pde & PG_PRESENT_MASK) {
1398
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1399
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1400
                mem_print(mon, &start, &last_prot, end, prot);
1401
            } else {
1402
                for(l2 = 0; l2 < 1024; l2++) {
1403
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1404
                                             (uint8_t *)&pte, 4);
1405
                    pte = le32_to_cpu(pte);
1406
                    end = (l1 << 22) + (l2 << 12);
1407
                    if (pte & PG_PRESENT_MASK) {
1408
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1409
                    } else {
1410
                        prot = 0;
1411
                    }
1412
                    mem_print(mon, &start, &last_prot, end, prot);
1413
                }
1414
            }
1415
        } else {
1416
            prot = 0;
1417
            mem_print(mon, &start, &last_prot, end, prot);
1418
        }
1419
    }
1420
}
1421
#endif
1422

    
1423
#if defined(TARGET_SH4)
1424

    
1425
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1426
{
1427
    monitor_printf(mon, " tlb%i:\t"
1428
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1429
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1430
                   "dirty=%hhu writethrough=%hhu\n",
1431
                   idx,
1432
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1433
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1434
                   tlb->d, tlb->wt);
1435
}
1436

    
1437
static void tlb_info(Monitor *mon)
1438
{
1439
    CPUState *env = mon_get_cpu();
1440
    int i;
1441

    
1442
    monitor_printf (mon, "ITLB:\n");
1443
    for (i = 0 ; i < ITLB_SIZE ; i++)
1444
        print_tlb (mon, i, &env->itlb[i]);
1445
    monitor_printf (mon, "UTLB:\n");
1446
    for (i = 0 ; i < UTLB_SIZE ; i++)
1447
        print_tlb (mon, i, &env->utlb[i]);
1448
}
1449

    
1450
#endif
1451

    
1452
static void do_info_kvm(Monitor *mon)
1453
{
1454
#ifdef CONFIG_KVM
1455
    monitor_printf(mon, "kvm support: ");
1456
    if (kvm_enabled())
1457
        monitor_printf(mon, "enabled\n");
1458
    else
1459
        monitor_printf(mon, "disabled\n");
1460
#else
1461
    monitor_printf(mon, "kvm support: not compiled\n");
1462
#endif
1463
}
1464

    
1465
static void do_info_numa(Monitor *mon)
1466
{
1467
    int i;
1468
    CPUState *env;
1469

    
1470
    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1471
    for (i = 0; i < nb_numa_nodes; i++) {
1472
        monitor_printf(mon, "node %d cpus:", i);
1473
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
1474
            if (env->numa_node == i) {
1475
                monitor_printf(mon, " %d", env->cpu_index);
1476
            }
1477
        }
1478
        monitor_printf(mon, "\n");
1479
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1480
            node_mem[i] >> 20);
1481
    }
1482
}
1483

    
1484
#ifdef CONFIG_PROFILER
1485

    
1486
int64_t qemu_time;
1487
int64_t dev_time;
1488

    
1489
static void do_info_profile(Monitor *mon)
1490
{
1491
    int64_t total;
1492
    total = qemu_time;
1493
    if (total == 0)
1494
        total = 1;
1495
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1496
                   dev_time, dev_time / (double)get_ticks_per_sec());
1497
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1498
                   qemu_time, qemu_time / (double)get_ticks_per_sec());
1499
    qemu_time = 0;
1500
    dev_time = 0;
1501
}
1502
#else
1503
static void do_info_profile(Monitor *mon)
1504
{
1505
    monitor_printf(mon, "Internal profiler not compiled\n");
1506
}
1507
#endif
1508

    
1509
/* Capture support */
1510
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1511

    
1512
static void do_info_capture(Monitor *mon)
1513
{
1514
    int i;
1515
    CaptureState *s;
1516

    
1517
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1518
        monitor_printf(mon, "[%d]: ", i);
1519
        s->ops.info (s->opaque);
1520
    }
1521
}
1522

    
1523
#ifdef HAS_AUDIO
1524
static void do_stop_capture(Monitor *mon, const QDict *qdict)
1525
{
1526
    int i;
1527
    int n = qdict_get_int(qdict, "n");
1528
    CaptureState *s;
1529

    
1530
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1531
        if (i == n) {
1532
            s->ops.destroy (s->opaque);
1533
            QLIST_REMOVE (s, entries);
1534
            qemu_free (s);
1535
            return;
1536
        }
1537
    }
1538
}
1539

    
1540
static void do_wav_capture(Monitor *mon, const QDict *qdict)
1541
{
1542
    const char *path = qdict_get_str(qdict, "path");
1543
    int has_freq = qdict_haskey(qdict, "freq");
1544
    int freq = qdict_get_try_int(qdict, "freq", -1);
1545
    int has_bits = qdict_haskey(qdict, "bits");
1546
    int bits = qdict_get_try_int(qdict, "bits", -1);
1547
    int has_channels = qdict_haskey(qdict, "nchannels");
1548
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1549
    CaptureState *s;
1550

    
1551
    s = qemu_mallocz (sizeof (*s));
1552

    
1553
    freq = has_freq ? freq : 44100;
1554
    bits = has_bits ? bits : 16;
1555
    nchannels = has_channels ? nchannels : 2;
1556

    
1557
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1558
        monitor_printf(mon, "Faied to add wave capture\n");
1559
        qemu_free (s);
1560
    }
1561
    QLIST_INSERT_HEAD (&capture_head, s, entries);
1562
}
1563
#endif
1564

    
1565
#if defined(TARGET_I386)
1566
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1567
{
1568
    CPUState *env;
1569
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1570

    
1571
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1572
        if (env->cpu_index == cpu_index) {
1573
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1574
            break;
1575
        }
1576
}
1577
#endif
1578

    
1579
static void do_info_status(Monitor *mon)
1580
{
1581
    if (vm_running) {
1582
        if (singlestep) {
1583
            monitor_printf(mon, "VM status: running (single step mode)\n");
1584
        } else {
1585
            monitor_printf(mon, "VM status: running\n");
1586
        }
1587
    } else
1588
       monitor_printf(mon, "VM status: paused\n");
1589
}
1590

    
1591

    
1592
static void do_balloon(Monitor *mon, const QDict *qdict)
1593
{
1594
    int value = qdict_get_int(qdict, "value");
1595
    ram_addr_t target = value;
1596
    qemu_balloon(target << 20);
1597
}
1598

    
1599
static void do_info_balloon(Monitor *mon)
1600
{
1601
    ram_addr_t actual;
1602

    
1603
    actual = qemu_balloon_status();
1604
    if (kvm_enabled() && !kvm_has_sync_mmu())
1605
        monitor_printf(mon, "Using KVM without synchronous MMU, "
1606
                       "ballooning disabled\n");
1607
    else if (actual == 0)
1608
        monitor_printf(mon, "Ballooning not activated in VM\n");
1609
    else
1610
        monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1611
}
1612

    
1613
static qemu_acl *find_acl(Monitor *mon, const char *name)
1614
{
1615
    qemu_acl *acl = qemu_acl_find(name);
1616

    
1617
    if (!acl) {
1618
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1619
    }
1620
    return acl;
1621
}
1622

    
1623
static void do_acl_show(Monitor *mon, const QDict *qdict)
1624
{
1625
    const char *aclname = qdict_get_str(qdict, "aclname");
1626
    qemu_acl *acl = find_acl(mon, aclname);
1627
    qemu_acl_entry *entry;
1628
    int i = 0;
1629

    
1630
    if (acl) {
1631
        monitor_printf(mon, "policy: %s\n",
1632
                       acl->defaultDeny ? "deny" : "allow");
1633
        QTAILQ_FOREACH(entry, &acl->entries, next) {
1634
            i++;
1635
            monitor_printf(mon, "%d: %s %s\n", i,
1636
                           entry->deny ? "deny" : "allow", entry->match);
1637
        }
1638
    }
1639
}
1640

    
1641
static void do_acl_reset(Monitor *mon, const QDict *qdict)
1642
{
1643
    const char *aclname = qdict_get_str(qdict, "aclname");
1644
    qemu_acl *acl = find_acl(mon, aclname);
1645

    
1646
    if (acl) {
1647
        qemu_acl_reset(acl);
1648
        monitor_printf(mon, "acl: removed all rules\n");
1649
    }
1650
}
1651

    
1652
static void do_acl_policy(Monitor *mon, const QDict *qdict)
1653
{
1654
    const char *aclname = qdict_get_str(qdict, "aclname");
1655
    const char *policy = qdict_get_str(qdict, "policy");
1656
    qemu_acl *acl = find_acl(mon, aclname);
1657

    
1658
    if (acl) {
1659
        if (strcmp(policy, "allow") == 0) {
1660
            acl->defaultDeny = 0;
1661
            monitor_printf(mon, "acl: policy set to 'allow'\n");
1662
        } else if (strcmp(policy, "deny") == 0) {
1663
            acl->defaultDeny = 1;
1664
            monitor_printf(mon, "acl: policy set to 'deny'\n");
1665
        } else {
1666
            monitor_printf(mon, "acl: unknown policy '%s', "
1667
                           "expected 'deny' or 'allow'\n", policy);
1668
        }
1669
    }
1670
}
1671

    
1672
static void do_acl_add(Monitor *mon, const QDict *qdict)
1673
{
1674
    const char *aclname = qdict_get_str(qdict, "aclname");
1675
    const char *match = qdict_get_str(qdict, "match");
1676
    const char *policy = qdict_get_str(qdict, "policy");
1677
    int has_index = qdict_haskey(qdict, "index");
1678
    int index = qdict_get_try_int(qdict, "index", -1);
1679
    qemu_acl *acl = find_acl(mon, aclname);
1680
    int deny, ret;
1681

    
1682
    if (acl) {
1683
        if (strcmp(policy, "allow") == 0) {
1684
            deny = 0;
1685
        } else if (strcmp(policy, "deny") == 0) {
1686
            deny = 1;
1687
        } else {
1688
            monitor_printf(mon, "acl: unknown policy '%s', "
1689
                           "expected 'deny' or 'allow'\n", policy);
1690
            return;
1691
        }
1692
        if (has_index)
1693
            ret = qemu_acl_insert(acl, deny, match, index);
1694
        else
1695
            ret = qemu_acl_append(acl, deny, match);
1696
        if (ret < 0)
1697
            monitor_printf(mon, "acl: unable to add acl entry\n");
1698
        else
1699
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
1700
    }
1701
}
1702

    
1703
static void do_acl_remove(Monitor *mon, const QDict *qdict)
1704
{
1705
    const char *aclname = qdict_get_str(qdict, "aclname");
1706
    const char *match = qdict_get_str(qdict, "match");
1707
    qemu_acl *acl = find_acl(mon, aclname);
1708
    int ret;
1709

    
1710
    if (acl) {
1711
        ret = qemu_acl_remove(acl, match);
1712
        if (ret < 0)
1713
            monitor_printf(mon, "acl: no matching acl entry\n");
1714
        else
1715
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1716
    }
1717
}
1718

    
1719
#if defined(TARGET_I386)
1720
static void do_inject_mce(Monitor *mon, const QDict *qdict)
1721
{
1722
    CPUState *cenv;
1723
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1724
    int bank = qdict_get_int(qdict, "bank");
1725
    uint64_t status = qdict_get_int(qdict, "status");
1726
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1727
    uint64_t addr = qdict_get_int(qdict, "addr");
1728
    uint64_t misc = qdict_get_int(qdict, "misc");
1729

    
1730
    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1731
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1732
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1733
            break;
1734
        }
1735
}
1736
#endif
1737

    
1738
static void do_getfd(Monitor *mon, const QDict *qdict)
1739
{
1740
    const char *fdname = qdict_get_str(qdict, "fdname");
1741
    mon_fd_t *monfd;
1742
    int fd;
1743

    
1744
    fd = qemu_chr_get_msgfd(mon->chr);
1745
    if (fd == -1) {
1746
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1747
        return;
1748
    }
1749

    
1750
    if (qemu_isdigit(fdname[0])) {
1751
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1752
        return;
1753
    }
1754

    
1755
    fd = dup(fd);
1756
    if (fd == -1) {
1757
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1758
                       strerror(errno));
1759
        return;
1760
    }
1761

    
1762
    QLIST_FOREACH(monfd, &mon->fds, next) {
1763
        if (strcmp(monfd->name, fdname) != 0) {
1764
            continue;
1765
        }
1766

    
1767
        close(monfd->fd);
1768
        monfd->fd = fd;
1769
        return;
1770
    }
1771

    
1772
    monfd = qemu_mallocz(sizeof(mon_fd_t));
1773
    monfd->name = qemu_strdup(fdname);
1774
    monfd->fd = fd;
1775

    
1776
    QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1777
}
1778

    
1779
static void do_closefd(Monitor *mon, const QDict *qdict)
1780
{
1781
    const char *fdname = qdict_get_str(qdict, "fdname");
1782
    mon_fd_t *monfd;
1783

    
1784
    QLIST_FOREACH(monfd, &mon->fds, next) {
1785
        if (strcmp(monfd->name, fdname) != 0) {
1786
            continue;
1787
        }
1788

    
1789
        QLIST_REMOVE(monfd, next);
1790
        close(monfd->fd);
1791
        qemu_free(monfd->name);
1792
        qemu_free(monfd);
1793
        return;
1794
    }
1795

    
1796
    monitor_printf(mon, "Failed to find file descriptor named %s\n",
1797
                   fdname);
1798
}
1799

    
1800
static void do_loadvm(Monitor *mon, const QDict *qdict)
1801
{
1802
    int saved_vm_running  = vm_running;
1803
    const char *name = qdict_get_str(qdict, "name");
1804

    
1805
    vm_stop(0);
1806

    
1807
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1808
        vm_start();
1809
}
1810

    
1811
int monitor_get_fd(Monitor *mon, const char *fdname)
1812
{
1813
    mon_fd_t *monfd;
1814

    
1815
    QLIST_FOREACH(monfd, &mon->fds, next) {
1816
        int fd;
1817

    
1818
        if (strcmp(monfd->name, fdname) != 0) {
1819
            continue;
1820
        }
1821

    
1822
        fd = monfd->fd;
1823

    
1824
        /* caller takes ownership of fd */
1825
        QLIST_REMOVE(monfd, next);
1826
        qemu_free(monfd->name);
1827
        qemu_free(monfd);
1828

    
1829
        return fd;
1830
    }
1831

    
1832
    return -1;
1833
}
1834

    
1835
static const mon_cmd_t mon_cmds[] = {
1836
#include "qemu-monitor.h"
1837
    { NULL, NULL, },
1838
};
1839

    
1840
/* Please update qemu-monitor.hx when adding or changing commands */
1841
static const mon_cmd_t info_cmds[] = {
1842
    {
1843
        .name       = "version",
1844
        .args_type  = "",
1845
        .params     = "",
1846
        .help       = "show the version of QEMU",
1847
        .mhandler.info = do_info_version,
1848
    },
1849
    {
1850
        .name       = "network",
1851
        .args_type  = "",
1852
        .params     = "",
1853
        .help       = "show the network state",
1854
        .mhandler.info = do_info_network,
1855
    },
1856
    {
1857
        .name       = "chardev",
1858
        .args_type  = "",
1859
        .params     = "",
1860
        .help       = "show the character devices",
1861
        .mhandler.info = qemu_chr_info,
1862
    },
1863
    {
1864
        .name       = "block",
1865
        .args_type  = "",
1866
        .params     = "",
1867
        .help       = "show the block devices",
1868
        .mhandler.info = bdrv_info,
1869
    },
1870
    {
1871
        .name       = "blockstats",
1872
        .args_type  = "",
1873
        .params     = "",
1874
        .help       = "show block device statistics",
1875
        .mhandler.info = bdrv_info_stats,
1876
    },
1877
    {
1878
        .name       = "registers",
1879
        .args_type  = "",
1880
        .params     = "",
1881
        .help       = "show the cpu registers",
1882
        .mhandler.info = do_info_registers,
1883
    },
1884
    {
1885
        .name       = "cpus",
1886
        .args_type  = "",
1887
        .params     = "",
1888
        .help       = "show infos for each CPU",
1889
        .mhandler.info = do_info_cpus,
1890
    },
1891
    {
1892
        .name       = "history",
1893
        .args_type  = "",
1894
        .params     = "",
1895
        .help       = "show the command line history",
1896
        .mhandler.info = do_info_history,
1897
    },
1898
    {
1899
        .name       = "irq",
1900
        .args_type  = "",
1901
        .params     = "",
1902
        .help       = "show the interrupts statistics (if available)",
1903
        .mhandler.info = irq_info,
1904
    },
1905
    {
1906
        .name       = "pic",
1907
        .args_type  = "",
1908
        .params     = "",
1909
        .help       = "show i8259 (PIC) state",
1910
        .mhandler.info = pic_info,
1911
    },
1912
    {
1913
        .name       = "pci",
1914
        .args_type  = "",
1915
        .params     = "",
1916
        .help       = "show PCI info",
1917
        .mhandler.info = pci_info,
1918
    },
1919
#if defined(TARGET_I386) || defined(TARGET_SH4)
1920
    {
1921
        .name       = "tlb",
1922
        .args_type  = "",
1923
        .params     = "",
1924
        .help       = "show virtual to physical memory mappings",
1925
        .mhandler.info = tlb_info,
1926
    },
1927
#endif
1928
#if defined(TARGET_I386)
1929
    {
1930
        .name       = "mem",
1931
        .args_type  = "",
1932
        .params     = "",
1933
        .help       = "show the active virtual memory mappings",
1934
        .mhandler.info = mem_info,
1935
    },
1936
    {
1937
        .name       = "hpet",
1938
        .args_type  = "",
1939
        .params     = "",
1940
        .help       = "show state of HPET",
1941
        .mhandler.info = do_info_hpet,
1942
    },
1943
#endif
1944
    {
1945
        .name       = "jit",
1946
        .args_type  = "",
1947
        .params     = "",
1948
        .help       = "show dynamic compiler info",
1949
        .mhandler.info = do_info_jit,
1950
    },
1951
    {
1952
        .name       = "kvm",
1953
        .args_type  = "",
1954
        .params     = "",
1955
        .help       = "show KVM information",
1956
        .mhandler.info = do_info_kvm,
1957
    },
1958
    {
1959
        .name       = "numa",
1960
        .args_type  = "",
1961
        .params     = "",
1962
        .help       = "show NUMA information",
1963
        .mhandler.info = do_info_numa,
1964
    },
1965
    {
1966
        .name       = "usb",
1967
        .args_type  = "",
1968
        .params     = "",
1969
        .help       = "show guest USB devices",
1970
        .mhandler.info = usb_info,
1971
    },
1972
    {
1973
        .name       = "usbhost",
1974
        .args_type  = "",
1975
        .params     = "",
1976
        .help       = "show host USB devices",
1977
        .mhandler.info = usb_host_info,
1978
    },
1979
    {
1980
        .name       = "profile",
1981
        .args_type  = "",
1982
        .params     = "",
1983
        .help       = "show profiling information",
1984
        .mhandler.info = do_info_profile,
1985
    },
1986
    {
1987
        .name       = "capture",
1988
        .args_type  = "",
1989
        .params     = "",
1990
        .help       = "show capture information",
1991
        .mhandler.info = do_info_capture,
1992
    },
1993
    {
1994
        .name       = "snapshots",
1995
        .args_type  = "",
1996
        .params     = "",
1997
        .help       = "show the currently saved VM snapshots",
1998
        .mhandler.info = do_info_snapshots,
1999
    },
2000
    {
2001
        .name       = "status",
2002
        .args_type  = "",
2003
        .params     = "",
2004
        .help       = "show the current VM status (running|paused)",
2005
        .mhandler.info = do_info_status,
2006
    },
2007
    {
2008
        .name       = "pcmcia",
2009
        .args_type  = "",
2010
        .params     = "",
2011
        .help       = "show guest PCMCIA status",
2012
        .mhandler.info = pcmcia_info,
2013
    },
2014
    {
2015
        .name       = "mice",
2016
        .args_type  = "",
2017
        .params     = "",
2018
        .help       = "show which guest mouse is receiving events",
2019
        .mhandler.info = do_info_mice,
2020
    },
2021
    {
2022
        .name       = "vnc",
2023
        .args_type  = "",
2024
        .params     = "",
2025
        .help       = "show the vnc server status",
2026
        .mhandler.info = do_info_vnc,
2027
    },
2028
    {
2029
        .name       = "name",
2030
        .args_type  = "",
2031
        .params     = "",
2032
        .help       = "show the current VM name",
2033
        .mhandler.info = do_info_name,
2034
    },
2035
    {
2036
        .name       = "uuid",
2037
        .args_type  = "",
2038
        .params     = "",
2039
        .help       = "show the current VM UUID",
2040
        .mhandler.info = do_info_uuid,
2041
    },
2042
#if defined(TARGET_PPC)
2043
    {
2044
        .name       = "cpustats",
2045
        .args_type  = "",
2046
        .params     = "",
2047
        .help       = "show CPU statistics",
2048
        .mhandler.info = do_info_cpu_stats,
2049
    },
2050
#endif
2051
#if defined(CONFIG_SLIRP)
2052
    {
2053
        .name       = "usernet",
2054
        .args_type  = "",
2055
        .params     = "",
2056
        .help       = "show user network stack connection states",
2057
        .mhandler.info = do_info_usernet,
2058
    },
2059
#endif
2060
    {
2061
        .name       = "migrate",
2062
        .args_type  = "",
2063
        .params     = "",
2064
        .help       = "show migration status",
2065
        .mhandler.info = do_info_migrate,
2066
    },
2067
    {
2068
        .name       = "balloon",
2069
        .args_type  = "",
2070
        .params     = "",
2071
        .help       = "show balloon information",
2072
        .mhandler.info = do_info_balloon,
2073
    },
2074
    {
2075
        .name       = "qtree",
2076
        .args_type  = "",
2077
        .params     = "",
2078
        .help       = "show device tree",
2079
        .mhandler.info = do_info_qtree,
2080
    },
2081
    {
2082
        .name       = "qdm",
2083
        .args_type  = "",
2084
        .params     = "",
2085
        .help       = "show qdev device model list",
2086
        .mhandler.info = do_info_qdm,
2087
    },
2088
    {
2089
        .name       = "roms",
2090
        .args_type  = "",
2091
        .params     = "",
2092
        .help       = "show roms",
2093
        .mhandler.info = do_info_roms,
2094
    },
2095
    {
2096
        .name       = NULL,
2097
    },
2098
};
2099

    
2100
/*******************************************************************/
2101

    
2102
static const char *pch;
2103
static jmp_buf expr_env;
2104

    
2105
#define MD_TLONG 0
2106
#define MD_I32   1
2107

    
2108
typedef struct MonitorDef {
2109
    const char *name;
2110
    int offset;
2111
    target_long (*get_value)(const struct MonitorDef *md, int val);
2112
    int type;
2113
} MonitorDef;
2114

    
2115
#if defined(TARGET_I386)
2116
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2117
{
2118
    CPUState *env = mon_get_cpu();
2119
    if (!env)
2120
        return 0;
2121
    return env->eip + env->segs[R_CS].base;
2122
}
2123
#endif
2124

    
2125
#if defined(TARGET_PPC)
2126
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2127
{
2128
    CPUState *env = mon_get_cpu();
2129
    unsigned int u;
2130
    int i;
2131

    
2132
    if (!env)
2133
        return 0;
2134

    
2135
    u = 0;
2136
    for (i = 0; i < 8; i++)
2137
        u |= env->crf[i] << (32 - (4 * i));
2138

    
2139
    return u;
2140
}
2141

    
2142
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2143
{
2144
    CPUState *env = mon_get_cpu();
2145
    if (!env)
2146
        return 0;
2147
    return env->msr;
2148
}
2149

    
2150
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2151
{
2152
    CPUState *env = mon_get_cpu();
2153
    if (!env)
2154
        return 0;
2155
    return env->xer;
2156
}
2157

    
2158
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2159
{
2160
    CPUState *env = mon_get_cpu();
2161
    if (!env)
2162
        return 0;
2163
    return cpu_ppc_load_decr(env);
2164
}
2165

    
2166
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2167
{
2168
    CPUState *env = mon_get_cpu();
2169
    if (!env)
2170
        return 0;
2171
    return cpu_ppc_load_tbu(env);
2172
}
2173

    
2174
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2175
{
2176
    CPUState *env = mon_get_cpu();
2177
    if (!env)
2178
        return 0;
2179
    return cpu_ppc_load_tbl(env);
2180
}
2181
#endif
2182

    
2183
#if defined(TARGET_SPARC)
2184
#ifndef TARGET_SPARC64
2185
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2186
{
2187
    CPUState *env = mon_get_cpu();
2188
    if (!env)
2189
        return 0;
2190
    return GET_PSR(env);
2191
}
2192
#endif
2193

    
2194
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2195
{
2196
    CPUState *env = mon_get_cpu();
2197
    if (!env)
2198
        return 0;
2199
    return env->regwptr[val];
2200
}
2201
#endif
2202

    
2203
static const MonitorDef monitor_defs[] = {
2204
#ifdef TARGET_I386
2205

    
2206
#define SEG(name, seg) \
2207
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2208
    { name ".base", offsetof(CPUState, segs[seg].base) },\
2209
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2210

    
2211
    { "eax", offsetof(CPUState, regs[0]) },
2212
    { "ecx", offsetof(CPUState, regs[1]) },
2213
    { "edx", offsetof(CPUState, regs[2]) },
2214
    { "ebx", offsetof(CPUState, regs[3]) },
2215
    { "esp|sp", offsetof(CPUState, regs[4]) },
2216
    { "ebp|fp", offsetof(CPUState, regs[5]) },
2217
    { "esi", offsetof(CPUState, regs[6]) },
2218
    { "edi", offsetof(CPUState, regs[7]) },
2219
#ifdef TARGET_X86_64
2220
    { "r8", offsetof(CPUState, regs[8]) },
2221
    { "r9", offsetof(CPUState, regs[9]) },
2222
    { "r10", offsetof(CPUState, regs[10]) },
2223
    { "r11", offsetof(CPUState, regs[11]) },
2224
    { "r12", offsetof(CPUState, regs[12]) },
2225
    { "r13", offsetof(CPUState, regs[13]) },
2226
    { "r14", offsetof(CPUState, regs[14]) },
2227
    { "r15", offsetof(CPUState, regs[15]) },
2228
#endif
2229
    { "eflags", offsetof(CPUState, eflags) },
2230
    { "eip", offsetof(CPUState, eip) },
2231
    SEG("cs", R_CS)
2232
    SEG("ds", R_DS)
2233
    SEG("es", R_ES)
2234
    SEG("ss", R_SS)
2235
    SEG("fs", R_FS)
2236
    SEG("gs", R_GS)
2237
    { "pc", 0, monitor_get_pc, },
2238
#elif defined(TARGET_PPC)
2239
    /* General purpose registers */
2240
    { "r0", offsetof(CPUState, gpr[0]) },
2241
    { "r1", offsetof(CPUState, gpr[1]) },
2242
    { "r2", offsetof(CPUState, gpr[2]) },
2243
    { "r3", offsetof(CPUState, gpr[3]) },
2244
    { "r4", offsetof(CPUState, gpr[4]) },
2245
    { "r5", offsetof(CPUState, gpr[5]) },
2246
    { "r6", offsetof(CPUState, gpr[6]) },
2247
    { "r7", offsetof(CPUState, gpr[7]) },
2248
    { "r8", offsetof(CPUState, gpr[8]) },
2249
    { "r9", offsetof(CPUState, gpr[9]) },
2250
    { "r10", offsetof(CPUState, gpr[10]) },
2251
    { "r11", offsetof(CPUState, gpr[11]) },
2252
    { "r12", offsetof(CPUState, gpr[12]) },
2253
    { "r13", offsetof(CPUState, gpr[13]) },
2254
    { "r14", offsetof(CPUState, gpr[14]) },
2255
    { "r15", offsetof(CPUState, gpr[15]) },
2256
    { "r16", offsetof(CPUState, gpr[16]) },
2257
    { "r17", offsetof(CPUState, gpr[17]) },
2258
    { "r18", offsetof(CPUState, gpr[18]) },
2259
    { "r19", offsetof(CPUState, gpr[19]) },
2260
    { "r20", offsetof(CPUState, gpr[20]) },
2261
    { "r21", offsetof(CPUState, gpr[21]) },
2262
    { "r22", offsetof(CPUState, gpr[22]) },
2263
    { "r23", offsetof(CPUState, gpr[23]) },
2264
    { "r24", offsetof(CPUState, gpr[24]) },
2265
    { "r25", offsetof(CPUState, gpr[25]) },
2266
    { "r26", offsetof(CPUState, gpr[26]) },
2267
    { "r27", offsetof(CPUState, gpr[27]) },
2268
    { "r28", offsetof(CPUState, gpr[28]) },
2269
    { "r29", offsetof(CPUState, gpr[29]) },
2270
    { "r30", offsetof(CPUState, gpr[30]) },
2271
    { "r31", offsetof(CPUState, gpr[31]) },
2272
    /* Floating point registers */
2273
    { "f0", offsetof(CPUState, fpr[0]) },
2274
    { "f1", offsetof(CPUState, fpr[1]) },
2275
    { "f2", offsetof(CPUState, fpr[2]) },
2276
    { "f3", offsetof(CPUState, fpr[3]) },
2277
    { "f4", offsetof(CPUState, fpr[4]) },
2278
    { "f5", offsetof(CPUState, fpr[5]) },
2279
    { "f6", offsetof(CPUState, fpr[6]) },
2280
    { "f7", offsetof(CPUState, fpr[7]) },
2281
    { "f8", offsetof(CPUState, fpr[8]) },
2282
    { "f9", offsetof(CPUState, fpr[9]) },
2283
    { "f10", offsetof(CPUState, fpr[10]) },
2284
    { "f11", offsetof(CPUState, fpr[11]) },
2285
    { "f12", offsetof(CPUState, fpr[12]) },
2286
    { "f13", offsetof(CPUState, fpr[13]) },
2287
    { "f14", offsetof(CPUState, fpr[14]) },
2288
    { "f15", offsetof(CPUState, fpr[15]) },
2289
    { "f16", offsetof(CPUState, fpr[16]) },
2290
    { "f17", offsetof(CPUState, fpr[17]) },
2291
    { "f18", offsetof(CPUState, fpr[18]) },
2292
    { "f19", offsetof(CPUState, fpr[19]) },
2293
    { "f20", offsetof(CPUState, fpr[20]) },
2294
    { "f21", offsetof(CPUState, fpr[21]) },
2295
    { "f22", offsetof(CPUState, fpr[22]) },
2296
    { "f23", offsetof(CPUState, fpr[23]) },
2297
    { "f24", offsetof(CPUState, fpr[24]) },
2298
    { "f25", offsetof(CPUState, fpr[25]) },
2299
    { "f26", offsetof(CPUState, fpr[26]) },
2300
    { "f27", offsetof(CPUState, fpr[27]) },
2301
    { "f28", offsetof(CPUState, fpr[28]) },
2302
    { "f29", offsetof(CPUState, fpr[29]) },
2303
    { "f30", offsetof(CPUState, fpr[30]) },
2304
    { "f31", offsetof(CPUState, fpr[31]) },
2305
    { "fpscr", offsetof(CPUState, fpscr) },
2306
    /* Next instruction pointer */
2307
    { "nip|pc", offsetof(CPUState, nip) },
2308
    { "lr", offsetof(CPUState, lr) },
2309
    { "ctr", offsetof(CPUState, ctr) },
2310
    { "decr", 0, &monitor_get_decr, },
2311
    { "ccr", 0, &monitor_get_ccr, },
2312
    /* Machine state register */
2313
    { "msr", 0, &monitor_get_msr, },
2314
    { "xer", 0, &monitor_get_xer, },
2315
    { "tbu", 0, &monitor_get_tbu, },
2316
    { "tbl", 0, &monitor_get_tbl, },
2317
#if defined(TARGET_PPC64)
2318
    /* Address space register */
2319
    { "asr", offsetof(CPUState, asr) },
2320
#endif
2321
    /* Segment registers */
2322
    { "sdr1", offsetof(CPUState, sdr1) },
2323
    { "sr0", offsetof(CPUState, sr[0]) },
2324
    { "sr1", offsetof(CPUState, sr[1]) },
2325
    { "sr2", offsetof(CPUState, sr[2]) },
2326
    { "sr3", offsetof(CPUState, sr[3]) },
2327
    { "sr4", offsetof(CPUState, sr[4]) },
2328
    { "sr5", offsetof(CPUState, sr[5]) },
2329
    { "sr6", offsetof(CPUState, sr[6]) },
2330
    { "sr7", offsetof(CPUState, sr[7]) },
2331
    { "sr8", offsetof(CPUState, sr[8]) },
2332
    { "sr9", offsetof(CPUState, sr[9]) },
2333
    { "sr10", offsetof(CPUState, sr[10]) },
2334
    { "sr11", offsetof(CPUState, sr[11]) },
2335
    { "sr12", offsetof(CPUState, sr[12]) },
2336
    { "sr13", offsetof(CPUState, sr[13]) },
2337
    { "sr14", offsetof(CPUState, sr[14]) },
2338
    { "sr15", offsetof(CPUState, sr[15]) },
2339
    /* Too lazy to put BATs and SPRs ... */
2340
#elif defined(TARGET_SPARC)
2341
    { "g0", offsetof(CPUState, gregs[0]) },
2342
    { "g1", offsetof(CPUState, gregs[1]) },
2343
    { "g2", offsetof(CPUState, gregs[2]) },
2344
    { "g3", offsetof(CPUState, gregs[3]) },
2345
    { "g4", offsetof(CPUState, gregs[4]) },
2346
    { "g5", offsetof(CPUState, gregs[5]) },
2347
    { "g6", offsetof(CPUState, gregs[6]) },
2348
    { "g7", offsetof(CPUState, gregs[7]) },
2349
    { "o0", 0, monitor_get_reg },
2350
    { "o1", 1, monitor_get_reg },
2351
    { "o2", 2, monitor_get_reg },
2352
    { "o3", 3, monitor_get_reg },
2353
    { "o4", 4, monitor_get_reg },
2354
    { "o5", 5, monitor_get_reg },
2355
    { "o6", 6, monitor_get_reg },
2356
    { "o7", 7, monitor_get_reg },
2357
    { "l0", 8, monitor_get_reg },
2358
    { "l1", 9, monitor_get_reg },
2359
    { "l2", 10, monitor_get_reg },
2360
    { "l3", 11, monitor_get_reg },
2361
    { "l4", 12, monitor_get_reg },
2362
    { "l5", 13, monitor_get_reg },
2363
    { "l6", 14, monitor_get_reg },
2364
    { "l7", 15, monitor_get_reg },
2365
    { "i0", 16, monitor_get_reg },
2366
    { "i1", 17, monitor_get_reg },
2367
    { "i2", 18, monitor_get_reg },
2368
    { "i3", 19, monitor_get_reg },
2369
    { "i4", 20, monitor_get_reg },
2370
    { "i5", 21, monitor_get_reg },
2371
    { "i6", 22, monitor_get_reg },
2372
    { "i7", 23, monitor_get_reg },
2373
    { "pc", offsetof(CPUState, pc) },
2374
    { "npc", offsetof(CPUState, npc) },
2375
    { "y", offsetof(CPUState, y) },
2376
#ifndef TARGET_SPARC64
2377
    { "psr", 0, &monitor_get_psr, },
2378
    { "wim", offsetof(CPUState, wim) },
2379
#endif
2380
    { "tbr", offsetof(CPUState, tbr) },
2381
    { "fsr", offsetof(CPUState, fsr) },
2382
    { "f0", offsetof(CPUState, fpr[0]) },
2383
    { "f1", offsetof(CPUState, fpr[1]) },
2384
    { "f2", offsetof(CPUState, fpr[2]) },
2385
    { "f3", offsetof(CPUState, fpr[3]) },
2386
    { "f4", offsetof(CPUState, fpr[4]) },
2387
    { "f5", offsetof(CPUState, fpr[5]) },
2388
    { "f6", offsetof(CPUState, fpr[6]) },
2389
    { "f7", offsetof(CPUState, fpr[7]) },
2390
    { "f8", offsetof(CPUState, fpr[8]) },
2391
    { "f9", offsetof(CPUState, fpr[9]) },
2392
    { "f10", offsetof(CPUState, fpr[10]) },
2393
    { "f11", offsetof(CPUState, fpr[11]) },
2394
    { "f12", offsetof(CPUState, fpr[12]) },
2395
    { "f13", offsetof(CPUState, fpr[13]) },
2396
    { "f14", offsetof(CPUState, fpr[14]) },
2397
    { "f15", offsetof(CPUState, fpr[15]) },
2398
    { "f16", offsetof(CPUState, fpr[16]) },
2399
    { "f17", offsetof(CPUState, fpr[17]) },
2400
    { "f18", offsetof(CPUState, fpr[18]) },
2401
    { "f19", offsetof(CPUState, fpr[19]) },
2402
    { "f20", offsetof(CPUState, fpr[20]) },
2403
    { "f21", offsetof(CPUState, fpr[21]) },
2404
    { "f22", offsetof(CPUState, fpr[22]) },
2405
    { "f23", offsetof(CPUState, fpr[23]) },
2406
    { "f24", offsetof(CPUState, fpr[24]) },
2407
    { "f25", offsetof(CPUState, fpr[25]) },
2408
    { "f26", offsetof(CPUState, fpr[26]) },
2409
    { "f27", offsetof(CPUState, fpr[27]) },
2410
    { "f28", offsetof(CPUState, fpr[28]) },
2411
    { "f29", offsetof(CPUState, fpr[29]) },
2412
    { "f30", offsetof(CPUState, fpr[30]) },
2413
    { "f31", offsetof(CPUState, fpr[31]) },
2414
#ifdef TARGET_SPARC64
2415
    { "f32", offsetof(CPUState, fpr[32]) },
2416
    { "f34", offsetof(CPUState, fpr[34]) },
2417
    { "f36", offsetof(CPUState, fpr[36]) },
2418
    { "f38", offsetof(CPUState, fpr[38]) },
2419
    { "f40", offsetof(CPUState, fpr[40]) },
2420
    { "f42", offsetof(CPUState, fpr[42]) },
2421
    { "f44", offsetof(CPUState, fpr[44]) },
2422
    { "f46", offsetof(CPUState, fpr[46]) },
2423
    { "f48", offsetof(CPUState, fpr[48]) },
2424
    { "f50", offsetof(CPUState, fpr[50]) },
2425
    { "f52", offsetof(CPUState, fpr[52]) },
2426
    { "f54", offsetof(CPUState, fpr[54]) },
2427
    { "f56", offsetof(CPUState, fpr[56]) },
2428
    { "f58", offsetof(CPUState, fpr[58]) },
2429
    { "f60", offsetof(CPUState, fpr[60]) },
2430
    { "f62", offsetof(CPUState, fpr[62]) },
2431
    { "asi", offsetof(CPUState, asi) },
2432
    { "pstate", offsetof(CPUState, pstate) },
2433
    { "cansave", offsetof(CPUState, cansave) },
2434
    { "canrestore", offsetof(CPUState, canrestore) },
2435
    { "otherwin", offsetof(CPUState, otherwin) },
2436
    { "wstate", offsetof(CPUState, wstate) },
2437
    { "cleanwin", offsetof(CPUState, cleanwin) },
2438
    { "fprs", offsetof(CPUState, fprs) },
2439
#endif
2440
#endif
2441
    { NULL },
2442
};
2443

    
2444
static void expr_error(Monitor *mon, const char *msg)
2445
{
2446
    monitor_printf(mon, "%s\n", msg);
2447
    longjmp(expr_env, 1);
2448
}
2449

    
2450
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2451
static int get_monitor_def(target_long *pval, const char *name)
2452
{
2453
    const MonitorDef *md;
2454
    void *ptr;
2455

    
2456
    for(md = monitor_defs; md->name != NULL; md++) {
2457
        if (compare_cmd(name, md->name)) {
2458
            if (md->get_value) {
2459
                *pval = md->get_value(md, md->offset);
2460
            } else {
2461
                CPUState *env = mon_get_cpu();
2462
                if (!env)
2463
                    return -2;
2464
                ptr = (uint8_t *)env + md->offset;
2465
                switch(md->type) {
2466
                case MD_I32:
2467
                    *pval = *(int32_t *)ptr;
2468
                    break;
2469
                case MD_TLONG:
2470
                    *pval = *(target_long *)ptr;
2471
                    break;
2472
                default:
2473
                    *pval = 0;
2474
                    break;
2475
                }
2476
            }
2477
            return 0;
2478
        }
2479
    }
2480
    return -1;
2481
}
2482

    
2483
static void next(void)
2484
{
2485
    if (*pch != '\0') {
2486
        pch++;
2487
        while (qemu_isspace(*pch))
2488
            pch++;
2489
    }
2490
}
2491

    
2492
static int64_t expr_sum(Monitor *mon);
2493

    
2494
static int64_t expr_unary(Monitor *mon)
2495
{
2496
    int64_t n;
2497
    char *p;
2498
    int ret;
2499

    
2500
    switch(*pch) {
2501
    case '+':
2502
        next();
2503
        n = expr_unary(mon);
2504
        break;
2505
    case '-':
2506
        next();
2507
        n = -expr_unary(mon);
2508
        break;
2509
    case '~':
2510
        next();
2511
        n = ~expr_unary(mon);
2512
        break;
2513
    case '(':
2514
        next();
2515
        n = expr_sum(mon);
2516
        if (*pch != ')') {
2517
            expr_error(mon, "')' expected");
2518
        }
2519
        next();
2520
        break;
2521
    case '\'':
2522
        pch++;
2523
        if (*pch == '\0')
2524
            expr_error(mon, "character constant expected");
2525
        n = *pch;
2526
        pch++;
2527
        if (*pch != '\'')
2528
            expr_error(mon, "missing terminating \' character");
2529
        next();
2530
        break;
2531
    case '$':
2532
        {
2533
            char buf[128], *q;
2534
            target_long reg=0;
2535

    
2536
            pch++;
2537
            q = buf;
2538
            while ((*pch >= 'a' && *pch <= 'z') ||
2539
                   (*pch >= 'A' && *pch <= 'Z') ||
2540
                   (*pch >= '0' && *pch <= '9') ||
2541
                   *pch == '_' || *pch == '.') {
2542
                if ((q - buf) < sizeof(buf) - 1)
2543
                    *q++ = *pch;
2544
                pch++;
2545
            }
2546
            while (qemu_isspace(*pch))
2547
                pch++;
2548
            *q = 0;
2549
            ret = get_monitor_def(&reg, buf);
2550
            if (ret == -1)
2551
                expr_error(mon, "unknown register");
2552
            else if (ret == -2)
2553
                expr_error(mon, "no cpu defined");
2554
            n = reg;
2555
        }
2556
        break;
2557
    case '\0':
2558
        expr_error(mon, "unexpected end of expression");
2559
        n = 0;
2560
        break;
2561
    default:
2562
#if TARGET_PHYS_ADDR_BITS > 32
2563
        n = strtoull(pch, &p, 0);
2564
#else
2565
        n = strtoul(pch, &p, 0);
2566
#endif
2567
        if (pch == p) {
2568
            expr_error(mon, "invalid char in expression");
2569
        }
2570
        pch = p;
2571
        while (qemu_isspace(*pch))
2572
            pch++;
2573
        break;
2574
    }
2575
    return n;
2576
}
2577

    
2578

    
2579
static int64_t expr_prod(Monitor *mon)
2580
{
2581
    int64_t val, val2;
2582
    int op;
2583

    
2584
    val = expr_unary(mon);
2585
    for(;;) {
2586
        op = *pch;
2587
        if (op != '*' && op != '/' && op != '%')
2588
            break;
2589
        next();
2590
        val2 = expr_unary(mon);
2591
        switch(op) {
2592
        default:
2593
        case '*':
2594
            val *= val2;
2595
            break;
2596
        case '/':
2597
        case '%':
2598
            if (val2 == 0)
2599
                expr_error(mon, "division by zero");
2600
            if (op == '/')
2601
                val /= val2;
2602
            else
2603
                val %= val2;
2604
            break;
2605
        }
2606
    }
2607
    return val;
2608
}
2609

    
2610
static int64_t expr_logic(Monitor *mon)
2611
{
2612
    int64_t val, val2;
2613
    int op;
2614

    
2615
    val = expr_prod(mon);
2616
    for(;;) {
2617
        op = *pch;
2618
        if (op != '&' && op != '|' && op != '^')
2619
            break;
2620
        next();
2621
        val2 = expr_prod(mon);
2622
        switch(op) {
2623
        default:
2624
        case '&':
2625
            val &= val2;
2626
            break;
2627
        case '|':
2628
            val |= val2;
2629
            break;
2630
        case '^':
2631
            val ^= val2;
2632
            break;
2633
        }
2634
    }
2635
    return val;
2636
}
2637

    
2638
static int64_t expr_sum(Monitor *mon)
2639
{
2640
    int64_t val, val2;
2641
    int op;
2642

    
2643
    val = expr_logic(mon);
2644
    for(;;) {
2645
        op = *pch;
2646
        if (op != '+' && op != '-')
2647
            break;
2648
        next();
2649
        val2 = expr_logic(mon);
2650
        if (op == '+')
2651
            val += val2;
2652
        else
2653
            val -= val2;
2654
    }
2655
    return val;
2656
}
2657

    
2658
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2659
{
2660
    pch = *pp;
2661
    if (setjmp(expr_env)) {
2662
        *pp = pch;
2663
        return -1;
2664
    }
2665
    while (qemu_isspace(*pch))
2666
        pch++;
2667
    *pval = expr_sum(mon);
2668
    *pp = pch;
2669
    return 0;
2670
}
2671

    
2672
static int get_str(char *buf, int buf_size, const char **pp)
2673
{
2674
    const char *p;
2675
    char *q;
2676
    int c;
2677

    
2678
    q = buf;
2679
    p = *pp;
2680
    while (qemu_isspace(*p))
2681
        p++;
2682
    if (*p == '\0') {
2683
    fail:
2684
        *q = '\0';
2685
        *pp = p;
2686
        return -1;
2687
    }
2688
    if (*p == '\"') {
2689
        p++;
2690
        while (*p != '\0' && *p != '\"') {
2691
            if (*p == '\\') {
2692
                p++;
2693
                c = *p++;
2694
                switch(c) {
2695
                case 'n':
2696
                    c = '\n';
2697
                    break;
2698
                case 'r':
2699
                    c = '\r';
2700
                    break;
2701
                case '\\':
2702
                case '\'':
2703
                case '\"':
2704
                    break;
2705
                default:
2706
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2707
                    goto fail;
2708
                }
2709
                if ((q - buf) < buf_size - 1) {
2710
                    *q++ = c;
2711
                }
2712
            } else {
2713
                if ((q - buf) < buf_size - 1) {
2714
                    *q++ = *p;
2715
                }
2716
                p++;
2717
            }
2718
        }
2719
        if (*p != '\"') {
2720
            qemu_printf("unterminated string\n");
2721
            goto fail;
2722
        }
2723
        p++;
2724
    } else {
2725
        while (*p != '\0' && !qemu_isspace(*p)) {
2726
            if ((q - buf) < buf_size - 1) {
2727
                *q++ = *p;
2728
            }
2729
            p++;
2730
        }
2731
    }
2732
    *q = '\0';
2733
    *pp = p;
2734
    return 0;
2735
}
2736

    
2737
/*
2738
 * Store the command-name in cmdname, and return a pointer to
2739
 * the remaining of the command string.
2740
 */
2741
static const char *get_command_name(const char *cmdline,
2742
                                    char *cmdname, size_t nlen)
2743
{
2744
    size_t len;
2745
    const char *p, *pstart;
2746

    
2747
    p = cmdline;
2748
    while (qemu_isspace(*p))
2749
        p++;
2750
    if (*p == '\0')
2751
        return NULL;
2752
    pstart = p;
2753
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2754
        p++;
2755
    len = p - pstart;
2756
    if (len > nlen - 1)
2757
        len = nlen - 1;
2758
    memcpy(cmdname, pstart, len);
2759
    cmdname[len] = '\0';
2760
    return p;
2761
}
2762

    
2763
/**
2764
 * Read key of 'type' into 'key' and return the current
2765
 * 'type' pointer.
2766
 */
2767
static char *key_get_info(const char *type, char **key)
2768
{
2769
    size_t len;
2770
    char *p, *str;
2771

    
2772
    if (*type == ',')
2773
        type++;
2774

    
2775
    p = strchr(type, ':');
2776
    if (!p) {
2777
        *key = NULL;
2778
        return NULL;
2779
    }
2780
    len = p - type;
2781

    
2782
    str = qemu_malloc(len + 1);
2783
    memcpy(str, type, len);
2784
    str[len] = '\0';
2785

    
2786
    *key = str;
2787
    return ++p;
2788
}
2789

    
2790
static int default_fmt_format = 'x';
2791
static int default_fmt_size = 4;
2792

    
2793
#define MAX_ARGS 16
2794

    
2795
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2796
                                              const char *cmdline,
2797
                                              QDict *qdict)
2798
{
2799
    const char *p, *typestr;
2800
    int c;
2801
    const mon_cmd_t *cmd;
2802
    char cmdname[256];
2803
    char buf[1024];
2804
    char *key;
2805

    
2806
#ifdef DEBUG
2807
    monitor_printf(mon, "command='%s'\n", cmdline);
2808
#endif
2809

    
2810
    /* extract the command name */
2811
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2812
    if (!p)
2813
        return NULL;
2814

    
2815
    /* find the command */
2816
    for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2817
        if (compare_cmd(cmdname, cmd->name))
2818
            break;
2819
    }
2820

    
2821
    if (cmd->name == NULL) {
2822
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2823
        return NULL;
2824
    }
2825

    
2826
    /* parse the parameters */
2827
    typestr = cmd->args_type;
2828
    for(;;) {
2829
        typestr = key_get_info(typestr, &key);
2830
        if (!typestr)
2831
            break;
2832
        c = *typestr;
2833
        typestr++;
2834
        switch(c) {
2835
        case 'F':
2836
        case 'B':
2837
        case 's':
2838
            {
2839
                int ret;
2840

    
2841
                while (qemu_isspace(*p))
2842
                    p++;
2843
                if (*typestr == '?') {
2844
                    typestr++;
2845
                    if (*p == '\0') {
2846
                        /* no optional string: NULL argument */
2847
                        break;
2848
                    }
2849
                }
2850
                ret = get_str(buf, sizeof(buf), &p);
2851
                if (ret < 0) {
2852
                    switch(c) {
2853
                    case 'F':
2854
                        monitor_printf(mon, "%s: filename expected\n",
2855
                                       cmdname);
2856
                        break;
2857
                    case 'B':
2858
                        monitor_printf(mon, "%s: block device name expected\n",
2859
                                       cmdname);
2860
                        break;
2861
                    default:
2862
                        monitor_printf(mon, "%s: string expected\n", cmdname);
2863
                        break;
2864
                    }
2865
                    goto fail;
2866
                }
2867
                qdict_put(qdict, key, qstring_from_str(buf));
2868
            }
2869
            break;
2870
        case '/':
2871
            {
2872
                int count, format, size;
2873

    
2874
                while (qemu_isspace(*p))
2875
                    p++;
2876
                if (*p == '/') {
2877
                    /* format found */
2878
                    p++;
2879
                    count = 1;
2880
                    if (qemu_isdigit(*p)) {
2881
                        count = 0;
2882
                        while (qemu_isdigit(*p)) {
2883
                            count = count * 10 + (*p - '0');
2884
                            p++;
2885
                        }
2886
                    }
2887
                    size = -1;
2888
                    format = -1;
2889
                    for(;;) {
2890
                        switch(*p) {
2891
                        case 'o':
2892
                        case 'd':
2893
                        case 'u':
2894
                        case 'x':
2895
                        case 'i':
2896
                        case 'c':
2897
                            format = *p++;
2898
                            break;
2899
                        case 'b':
2900
                            size = 1;
2901
                            p++;
2902
                            break;
2903
                        case 'h':
2904
                            size = 2;
2905
                            p++;
2906
                            break;
2907
                        case 'w':
2908
                            size = 4;
2909
                            p++;
2910
                            break;
2911
                        case 'g':
2912
                        case 'L':
2913
                            size = 8;
2914
                            p++;
2915
                            break;
2916
                        default:
2917
                            goto next;
2918
                        }
2919
                    }
2920
                next:
2921
                    if (*p != '\0' && !qemu_isspace(*p)) {
2922
                        monitor_printf(mon, "invalid char in format: '%c'\n",
2923
                                       *p);
2924
                        goto fail;
2925
                    }
2926
                    if (format < 0)
2927
                        format = default_fmt_format;
2928
                    if (format != 'i') {
2929
                        /* for 'i', not specifying a size gives -1 as size */
2930
                        if (size < 0)
2931
                            size = default_fmt_size;
2932
                        default_fmt_size = size;
2933
                    }
2934
                    default_fmt_format = format;
2935
                } else {
2936
                    count = 1;
2937
                    format = default_fmt_format;
2938
                    if (format != 'i') {
2939
                        size = default_fmt_size;
2940
                    } else {
2941
                        size = -1;
2942
                    }
2943
                }
2944
                qdict_put(qdict, "count", qint_from_int(count));
2945
                qdict_put(qdict, "format", qint_from_int(format));
2946
                qdict_put(qdict, "size", qint_from_int(size));
2947
            }
2948
            break;
2949
        case 'i':
2950
        case 'l':
2951
            {
2952
                int64_t val;
2953

    
2954
                while (qemu_isspace(*p))
2955
                    p++;
2956
                if (*typestr == '?' || *typestr == '.') {
2957
                    if (*typestr == '?') {
2958
                        if (*p == '\0') {
2959
                            typestr++;
2960
                            break;
2961
                        }
2962
                    } else {
2963
                        if (*p == '.') {
2964
                            p++;
2965
                            while (qemu_isspace(*p))
2966
                                p++;
2967
                        } else {
2968
                            typestr++;
2969
                            break;
2970
                        }
2971
                    }
2972
                    typestr++;
2973
                }
2974
                if (get_expr(mon, &val, &p))
2975
                    goto fail;
2976
                /* Check if 'i' is greater than 32-bit */
2977
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2978
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2979
                    monitor_printf(mon, "integer is for 32-bit values\n");
2980
                    goto fail;
2981
                }
2982
                qdict_put(qdict, key, qint_from_int(val));
2983
            }
2984
            break;
2985
        case '-':
2986
            {
2987
                int has_option;
2988
                /* option */
2989

    
2990
                c = *typestr++;
2991
                if (c == '\0')
2992
                    goto bad_type;
2993
                while (qemu_isspace(*p))
2994
                    p++;
2995
                has_option = 0;
2996
                if (*p == '-') {
2997
                    p++;
2998
                    if (*p != c) {
2999
                        monitor_printf(mon, "%s: unsupported option -%c\n",
3000
                                       cmdname, *p);
3001
                        goto fail;
3002
                    }
3003
                    p++;
3004
                    has_option = 1;
3005
                }
3006
                qdict_put(qdict, key, qint_from_int(has_option));
3007
            }
3008
            break;
3009
        default:
3010
        bad_type:
3011
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3012
            goto fail;
3013
        }
3014
        qemu_free(key);
3015
        key = NULL;
3016
    }
3017
    /* check that all arguments were parsed */
3018
    while (qemu_isspace(*p))
3019
        p++;
3020
    if (*p != '\0') {
3021
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3022
                       cmdname);
3023
        goto fail;
3024
    }
3025

    
3026
    return cmd;
3027

    
3028
fail:
3029
    qemu_free(key);
3030
    return NULL;
3031
}
3032

    
3033
static void monitor_handle_command(Monitor *mon, const char *cmdline)
3034
{
3035
    QDict *qdict;
3036
    const mon_cmd_t *cmd;
3037

    
3038
    qdict = qdict_new();
3039

    
3040
    cmd = monitor_parse_command(mon, cmdline, qdict);
3041
    if (!cmd)
3042
        goto out;
3043

    
3044
    qemu_errors_to_mon(mon);
3045

    
3046
    if (monitor_handler_ported(cmd)) {
3047
        QObject *data = NULL;
3048

    
3049
        cmd->mhandler.cmd_new(mon, qdict, &data);
3050
        if (data)
3051
            cmd->user_print(mon, data);
3052

    
3053
        qobject_decref(data);
3054
    } else {
3055
        cmd->mhandler.cmd(mon, qdict);
3056
    }
3057

    
3058
   qemu_errors_to_previous();
3059

    
3060
out:
3061
    QDECREF(qdict);
3062
}
3063

    
3064
static void cmd_completion(const char *name, const char *list)
3065
{
3066
    const char *p, *pstart;
3067
    char cmd[128];
3068
    int len;
3069

    
3070
    p = list;
3071
    for(;;) {
3072
        pstart = p;
3073
        p = strchr(p, '|');
3074
        if (!p)
3075
            p = pstart + strlen(pstart);
3076
        len = p - pstart;
3077
        if (len > sizeof(cmd) - 2)
3078
            len = sizeof(cmd) - 2;
3079
        memcpy(cmd, pstart, len);
3080
        cmd[len] = '\0';
3081
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3082
            readline_add_completion(cur_mon->rs, cmd);
3083
        }
3084
        if (*p == '\0')
3085
            break;
3086
        p++;
3087
    }
3088
}
3089

    
3090
static void file_completion(const char *input)
3091
{
3092
    DIR *ffs;
3093
    struct dirent *d;
3094
    char path[1024];
3095
    char file[1024], file_prefix[1024];
3096
    int input_path_len;
3097
    const char *p;
3098

    
3099
    p = strrchr(input, '/');
3100
    if (!p) {
3101
        input_path_len = 0;
3102
        pstrcpy(file_prefix, sizeof(file_prefix), input);
3103
        pstrcpy(path, sizeof(path), ".");
3104
    } else {
3105
        input_path_len = p - input + 1;
3106
        memcpy(path, input, input_path_len);
3107
        if (input_path_len > sizeof(path) - 1)
3108
            input_path_len = sizeof(path) - 1;
3109
        path[input_path_len] = '\0';
3110
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3111
    }
3112
#ifdef DEBUG_COMPLETION
3113
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3114
                   input, path, file_prefix);
3115
#endif
3116
    ffs = opendir(path);
3117
    if (!ffs)
3118
        return;
3119
    for(;;) {
3120
        struct stat sb;
3121
        d = readdir(ffs);
3122
        if (!d)
3123
            break;
3124
        if (strstart(d->d_name, file_prefix, NULL)) {
3125
            memcpy(file, input, input_path_len);
3126
            if (input_path_len < sizeof(file))
3127
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3128
                        d->d_name);
3129
            /* stat the file to find out if it's a directory.
3130
             * In that case add a slash to speed up typing long paths
3131
             */
3132
            stat(file, &sb);
3133
            if(S_ISDIR(sb.st_mode))
3134
                pstrcat(file, sizeof(file), "/");
3135
            readline_add_completion(cur_mon->rs, file);
3136
        }
3137
    }
3138
    closedir(ffs);
3139
}
3140

    
3141
static void block_completion_it(void *opaque, BlockDriverState *bs)
3142
{
3143
    const char *name = bdrv_get_device_name(bs);
3144
    const char *input = opaque;
3145

    
3146
    if (input[0] == '\0' ||
3147
        !strncmp(name, (char *)input, strlen(input))) {
3148
        readline_add_completion(cur_mon->rs, name);
3149
    }
3150
}
3151

    
3152
/* NOTE: this parser is an approximate form of the real command parser */
3153
static void parse_cmdline(const char *cmdline,
3154
                         int *pnb_args, char **args)
3155
{
3156
    const char *p;
3157
    int nb_args, ret;
3158
    char buf[1024];
3159

    
3160
    p = cmdline;
3161
    nb_args = 0;
3162
    for(;;) {
3163
        while (qemu_isspace(*p))
3164
            p++;
3165
        if (*p == '\0')
3166
            break;
3167
        if (nb_args >= MAX_ARGS)
3168
            break;
3169
        ret = get_str(buf, sizeof(buf), &p);
3170
        args[nb_args] = qemu_strdup(buf);
3171
        nb_args++;
3172
        if (ret < 0)
3173
            break;
3174
    }
3175
    *pnb_args = nb_args;
3176
}
3177

    
3178
static const char *next_arg_type(const char *typestr)
3179
{
3180
    const char *p = strchr(typestr, ':');
3181
    return (p != NULL ? ++p : typestr);
3182
}
3183

    
3184
static void monitor_find_completion(const char *cmdline)
3185
{
3186
    const char *cmdname;
3187
    char *args[MAX_ARGS];
3188
    int nb_args, i, len;
3189
    const char *ptype, *str;
3190
    const mon_cmd_t *cmd;
3191
    const KeyDef *key;
3192

    
3193
    parse_cmdline(cmdline, &nb_args, args);
3194
#ifdef DEBUG_COMPLETION
3195
    for(i = 0; i < nb_args; i++) {
3196
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3197
    }
3198
#endif
3199

    
3200
    /* if the line ends with a space, it means we want to complete the
3201
       next arg */
3202
    len = strlen(cmdline);
3203
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3204
        if (nb_args >= MAX_ARGS)
3205
            return;
3206
        args[nb_args++] = qemu_strdup("");
3207
    }
3208
    if (nb_args <= 1) {
3209
        /* command completion */
3210
        if (nb_args == 0)
3211
            cmdname = "";
3212
        else
3213
            cmdname = args[0];
3214
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3215
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3216
            cmd_completion(cmdname, cmd->name);
3217
        }
3218
    } else {
3219
        /* find the command */
3220
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3221
            if (compare_cmd(args[0], cmd->name))
3222
                goto found;
3223
        }
3224
        return;
3225
    found:
3226
        ptype = next_arg_type(cmd->args_type);
3227
        for(i = 0; i < nb_args - 2; i++) {
3228
            if (*ptype != '\0') {
3229
                ptype = next_arg_type(ptype);
3230
                while (*ptype == '?')
3231
                    ptype = next_arg_type(ptype);
3232
            }
3233
        }
3234
        str = args[nb_args - 1];
3235
        if (*ptype == '-' && ptype[1] != '\0') {
3236
            ptype += 2;
3237
        }
3238
        switch(*ptype) {
3239
        case 'F':
3240
            /* file completion */
3241
            readline_set_completion_index(cur_mon->rs, strlen(str));
3242
            file_completion(str);
3243
            break;
3244
        case 'B':
3245
            /* block device name completion */
3246
            readline_set_completion_index(cur_mon->rs, strlen(str));
3247
            bdrv_iterate(block_completion_it, (void *)str);
3248
            break;
3249
        case 's':
3250
            /* XXX: more generic ? */
3251
            if (!strcmp(cmd->name, "info")) {
3252
                readline_set_completion_index(cur_mon->rs, strlen(str));
3253
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3254
                    cmd_completion(str, cmd->name);
3255
                }
3256
            } else if (!strcmp(cmd->name, "sendkey")) {
3257
                char *sep = strrchr(str, '-');
3258
                if (sep)
3259
                    str = sep + 1;
3260
                readline_set_completion_index(cur_mon->rs, strlen(str));
3261
                for(key = key_defs; key->name != NULL; key++) {
3262
                    cmd_completion(str, key->name);
3263
                }
3264
            } else if (!strcmp(cmd->name, "help|?")) {
3265
                readline_set_completion_index(cur_mon->rs, strlen(str));
3266
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3267
                    cmd_completion(str, cmd->name);
3268
                }
3269
            }
3270
            break;
3271
        default:
3272
            break;
3273
        }
3274
    }
3275
    for(i = 0; i < nb_args; i++)
3276
        qemu_free(args[i]);
3277
}
3278

    
3279
static int monitor_can_read(void *opaque)
3280
{
3281
    Monitor *mon = opaque;
3282

    
3283
    return (mon->suspend_cnt == 0) ? 128 : 0;
3284
}
3285

    
3286
static void monitor_read(void *opaque, const uint8_t *buf, int size)
3287
{
3288
    Monitor *old_mon = cur_mon;
3289
    int i;
3290

    
3291
    cur_mon = opaque;
3292

    
3293
    if (cur_mon->rs) {
3294
        for (i = 0; i < size; i++)
3295
            readline_handle_byte(cur_mon->rs, buf[i]);
3296
    } else {
3297
        if (size == 0 || buf[size - 1] != 0)
3298
            monitor_printf(cur_mon, "corrupted command\n");
3299
        else
3300
            monitor_handle_command(cur_mon, (char *)buf);
3301
    }
3302

    
3303
    cur_mon = old_mon;
3304
}
3305

    
3306
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3307
{
3308
    monitor_suspend(mon);
3309
    monitor_handle_command(mon, cmdline);
3310
    monitor_resume(mon);
3311
}
3312

    
3313
int monitor_suspend(Monitor *mon)
3314
{
3315
    if (!mon->rs)
3316
        return -ENOTTY;
3317
    mon->suspend_cnt++;
3318
    return 0;
3319
}
3320

    
3321
void monitor_resume(Monitor *mon)
3322
{
3323
    if (!mon->rs)
3324
        return;
3325
    if (--mon->suspend_cnt == 0)
3326
        readline_show_prompt(mon->rs);
3327
}
3328

    
3329
static void monitor_event(void *opaque, int event)
3330
{
3331
    Monitor *mon = opaque;
3332

    
3333
    switch (event) {
3334
    case CHR_EVENT_MUX_IN:
3335
        mon->mux_out = 0;
3336
        if (mon->reset_seen) {
3337
            readline_restart(mon->rs);
3338
            monitor_resume(mon);
3339
            monitor_flush(mon);
3340
        } else {
3341
            mon->suspend_cnt = 0;
3342
        }
3343
        break;
3344

    
3345
    case CHR_EVENT_MUX_OUT:
3346
        if (mon->reset_seen) {
3347
            if (mon->suspend_cnt == 0) {
3348
                monitor_printf(mon, "\n");
3349
            }
3350
            monitor_flush(mon);
3351
            monitor_suspend(mon);
3352
        } else {
3353
            mon->suspend_cnt++;
3354
        }
3355
        mon->mux_out = 1;
3356
        break;
3357

    
3358
    case CHR_EVENT_RESET:
3359
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3360
                       "information\n", QEMU_VERSION);
3361
        if (!mon->mux_out) {
3362
            readline_show_prompt(mon->rs);
3363
        }
3364
        mon->reset_seen = 1;
3365
        break;
3366
    }
3367
}
3368

    
3369

    
3370
/*
3371
 * Local variables:
3372
 *  c-indent-level: 4
3373
 *  c-basic-offset: 4
3374
 *  tab-width: 8
3375
 * End:
3376
 */
3377

    
3378
void monitor_init(CharDriverState *chr, int flags)
3379
{
3380
    static int is_first_init = 1;
3381
    Monitor *mon;
3382

    
3383
    if (is_first_init) {
3384
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3385
        is_first_init = 0;
3386
    }
3387

    
3388
    mon = qemu_mallocz(sizeof(*mon));
3389

    
3390
    mon->chr = chr;
3391
    mon->flags = flags;
3392
    if (flags & MONITOR_USE_READLINE) {
3393
        mon->rs = readline_init(mon, monitor_find_completion);
3394
        monitor_read_command(mon, 0);
3395
    }
3396

    
3397
    qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3398
                          mon);
3399

    
3400
    QLIST_INSERT_HEAD(&mon_list, mon, entry);
3401
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3402
        cur_mon = mon;
3403
}
3404

    
3405
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3406
{
3407
    BlockDriverState *bs = opaque;
3408
    int ret = 0;
3409

    
3410
    if (bdrv_set_key(bs, password) != 0) {
3411
        monitor_printf(mon, "invalid password\n");
3412
        ret = -EPERM;
3413
    }
3414
    if (mon->password_completion_cb)
3415
        mon->password_completion_cb(mon->password_opaque, ret);
3416

    
3417
    monitor_read_command(mon, 1);
3418
}
3419

    
3420
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3421
                                 BlockDriverCompletionFunc *completion_cb,
3422
                                 void *opaque)
3423
{
3424
    int err;
3425

    
3426
    if (!bdrv_key_required(bs)) {
3427
        if (completion_cb)
3428
            completion_cb(opaque, 0);
3429
        return;
3430
    }
3431

    
3432
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3433
                   bdrv_get_encrypted_filename(bs));
3434

    
3435
    mon->password_completion_cb = completion_cb;
3436
    mon->password_opaque = opaque;
3437

    
3438
    err = monitor_read_password(mon, bdrv_password_cb, bs);
3439

    
3440
    if (err && completion_cb)
3441
        completion_cb(opaque, err);
3442
}
3443

    
3444
typedef struct QemuErrorSink QemuErrorSink;
3445
struct QemuErrorSink {
3446
    enum {
3447
        ERR_SINK_FILE,
3448
        ERR_SINK_MONITOR,
3449
    } dest;
3450
    union {
3451
        FILE    *fp;
3452
        Monitor *mon;
3453
    };
3454
    QemuErrorSink *previous;
3455
};
3456

    
3457
static QemuErrorSink *qemu_error_sink;
3458

    
3459
void qemu_errors_to_file(FILE *fp)
3460
{
3461
    QemuErrorSink *sink;
3462

    
3463
    sink = qemu_mallocz(sizeof(*sink));
3464
    sink->dest = ERR_SINK_FILE;
3465
    sink->fp = fp;
3466
    sink->previous = qemu_error_sink;
3467
    qemu_error_sink = sink;
3468
}
3469

    
3470
void qemu_errors_to_mon(Monitor *mon)
3471
{
3472
    QemuErrorSink *sink;
3473

    
3474
    sink = qemu_mallocz(sizeof(*sink));
3475
    sink->dest = ERR_SINK_MONITOR;
3476
    sink->mon = mon;
3477
    sink->previous = qemu_error_sink;
3478
    qemu_error_sink = sink;
3479
}
3480

    
3481
void qemu_errors_to_previous(void)
3482
{
3483
    QemuErrorSink *sink;
3484

    
3485
    assert(qemu_error_sink != NULL);
3486
    sink = qemu_error_sink;
3487
    qemu_error_sink = sink->previous;
3488
    qemu_free(sink);
3489
}
3490

    
3491
void qemu_error(const char *fmt, ...)
3492
{
3493
    va_list args;
3494

    
3495
    assert(qemu_error_sink != NULL);
3496
    switch (qemu_error_sink->dest) {
3497
    case ERR_SINK_FILE:
3498
        va_start(args, fmt);
3499
        vfprintf(qemu_error_sink->fp, fmt, args);
3500
        va_end(args);
3501
        break;
3502
    case ERR_SINK_MONITOR:
3503
        va_start(args, fmt);
3504
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
3505
        va_end(args);
3506
        break;
3507
    }
3508
}