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1
/*
2
 * QEMU monitor
3
 *
4
 * Copyright (c) 2003-2004 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <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
/**
603
 * do_stop(): Stop VM execution
604
 */
605
static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
606
{
607
    vm_stop(EXCP_INTERRUPT);
608
}
609

    
610
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
611

    
612
struct bdrv_iterate_context {
613
    Monitor *mon;
614
    int err;
615
};
616

    
617
static void do_cont(Monitor *mon, const QDict *qdict)
618
{
619
    struct bdrv_iterate_context context = { mon, 0 };
620

    
621
    bdrv_iterate(encrypted_bdrv_it, &context);
622
    /* only resume the vm if all keys are set and valid */
623
    if (!context.err)
624
        vm_start();
625
}
626

    
627
static void bdrv_key_cb(void *opaque, int err)
628
{
629
    Monitor *mon = opaque;
630

    
631
    /* another key was set successfully, retry to continue */
632
    if (!err)
633
        do_cont(mon, NULL);
634
}
635

    
636
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
637
{
638
    struct bdrv_iterate_context *context = opaque;
639

    
640
    if (!context->err && bdrv_key_required(bs)) {
641
        context->err = -EBUSY;
642
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
643
                                    context->mon);
644
    }
645
}
646

    
647
static void do_gdbserver(Monitor *mon, const QDict *qdict)
648
{
649
    const char *device = qdict_get_try_str(qdict, "device");
650
    if (!device)
651
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
652
    if (gdbserver_start(device) < 0) {
653
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
654
                       device);
655
    } else if (strcmp(device, "none") == 0) {
656
        monitor_printf(mon, "Disabled gdbserver\n");
657
    } else {
658
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
659
                       device);
660
    }
661
}
662

    
663
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
664
{
665
    const char *action = qdict_get_str(qdict, "action");
666
    if (select_watchdog_action(action) == -1) {
667
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
668
    }
669
}
670

    
671
static void monitor_printc(Monitor *mon, int c)
672
{
673
    monitor_printf(mon, "'");
674
    switch(c) {
675
    case '\'':
676
        monitor_printf(mon, "\\'");
677
        break;
678
    case '\\':
679
        monitor_printf(mon, "\\\\");
680
        break;
681
    case '\n':
682
        monitor_printf(mon, "\\n");
683
        break;
684
    case '\r':
685
        monitor_printf(mon, "\\r");
686
        break;
687
    default:
688
        if (c >= 32 && c <= 126) {
689
            monitor_printf(mon, "%c", c);
690
        } else {
691
            monitor_printf(mon, "\\x%02x", c);
692
        }
693
        break;
694
    }
695
    monitor_printf(mon, "'");
696
}
697

    
698
static void memory_dump(Monitor *mon, int count, int format, int wsize,
699
                        target_phys_addr_t addr, int is_physical)
700
{
701
    CPUState *env;
702
    int nb_per_line, l, line_size, i, max_digits, len;
703
    uint8_t buf[16];
704
    uint64_t v;
705

    
706
    if (format == 'i') {
707
        int flags;
708
        flags = 0;
709
        env = mon_get_cpu();
710
        if (!env && !is_physical)
711
            return;
712
#ifdef TARGET_I386
713
        if (wsize == 2) {
714
            flags = 1;
715
        } else if (wsize == 4) {
716
            flags = 0;
717
        } else {
718
            /* as default we use the current CS size */
719
            flags = 0;
720
            if (env) {
721
#ifdef TARGET_X86_64
722
                if ((env->efer & MSR_EFER_LMA) &&
723
                    (env->segs[R_CS].flags & DESC_L_MASK))
724
                    flags = 2;
725
                else
726
#endif
727
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
728
                    flags = 1;
729
            }
730
        }
731
#endif
732
        monitor_disas(mon, env, addr, count, is_physical, flags);
733
        return;
734
    }
735

    
736
    len = wsize * count;
737
    if (wsize == 1)
738
        line_size = 8;
739
    else
740
        line_size = 16;
741
    nb_per_line = line_size / wsize;
742
    max_digits = 0;
743

    
744
    switch(format) {
745
    case 'o':
746
        max_digits = (wsize * 8 + 2) / 3;
747
        break;
748
    default:
749
    case 'x':
750
        max_digits = (wsize * 8) / 4;
751
        break;
752
    case 'u':
753
    case 'd':
754
        max_digits = (wsize * 8 * 10 + 32) / 33;
755
        break;
756
    case 'c':
757
        wsize = 1;
758
        break;
759
    }
760

    
761
    while (len > 0) {
762
        if (is_physical)
763
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
764
        else
765
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
766
        l = len;
767
        if (l > line_size)
768
            l = line_size;
769
        if (is_physical) {
770
            cpu_physical_memory_rw(addr, buf, l, 0);
771
        } else {
772
            env = mon_get_cpu();
773
            if (!env)
774
                break;
775
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
776
                monitor_printf(mon, " Cannot access memory\n");
777
                break;
778
            }
779
        }
780
        i = 0;
781
        while (i < l) {
782
            switch(wsize) {
783
            default:
784
            case 1:
785
                v = ldub_raw(buf + i);
786
                break;
787
            case 2:
788
                v = lduw_raw(buf + i);
789
                break;
790
            case 4:
791
                v = (uint32_t)ldl_raw(buf + i);
792
                break;
793
            case 8:
794
                v = ldq_raw(buf + i);
795
                break;
796
            }
797
            monitor_printf(mon, " ");
798
            switch(format) {
799
            case 'o':
800
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
801
                break;
802
            case 'x':
803
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
804
                break;
805
            case 'u':
806
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
807
                break;
808
            case 'd':
809
                monitor_printf(mon, "%*" PRId64, max_digits, v);
810
                break;
811
            case 'c':
812
                monitor_printc(mon, v);
813
                break;
814
            }
815
            i += wsize;
816
        }
817
        monitor_printf(mon, "\n");
818
        addr += l;
819
        len -= l;
820
    }
821
}
822

    
823
static void do_memory_dump(Monitor *mon, const QDict *qdict)
824
{
825
    int count = qdict_get_int(qdict, "count");
826
    int format = qdict_get_int(qdict, "format");
827
    int size = qdict_get_int(qdict, "size");
828
    target_long addr = qdict_get_int(qdict, "addr");
829

    
830
    memory_dump(mon, count, format, size, addr, 0);
831
}
832

    
833
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
834
{
835
    int count = qdict_get_int(qdict, "count");
836
    int format = qdict_get_int(qdict, "format");
837
    int size = qdict_get_int(qdict, "size");
838
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
839

    
840
    memory_dump(mon, count, format, size, addr, 1);
841
}
842

    
843
static void do_print(Monitor *mon, const QDict *qdict)
844
{
845
    int format = qdict_get_int(qdict, "format");
846
    target_phys_addr_t val = qdict_get_int(qdict, "val");
847

    
848
#if TARGET_PHYS_ADDR_BITS == 32
849
    switch(format) {
850
    case 'o':
851
        monitor_printf(mon, "%#o", val);
852
        break;
853
    case 'x':
854
        monitor_printf(mon, "%#x", val);
855
        break;
856
    case 'u':
857
        monitor_printf(mon, "%u", val);
858
        break;
859
    default:
860
    case 'd':
861
        monitor_printf(mon, "%d", val);
862
        break;
863
    case 'c':
864
        monitor_printc(mon, val);
865
        break;
866
    }
867
#else
868
    switch(format) {
869
    case 'o':
870
        monitor_printf(mon, "%#" PRIo64, val);
871
        break;
872
    case 'x':
873
        monitor_printf(mon, "%#" PRIx64, val);
874
        break;
875
    case 'u':
876
        monitor_printf(mon, "%" PRIu64, val);
877
        break;
878
    default:
879
    case 'd':
880
        monitor_printf(mon, "%" PRId64, val);
881
        break;
882
    case 'c':
883
        monitor_printc(mon, val);
884
        break;
885
    }
886
#endif
887
    monitor_printf(mon, "\n");
888
}
889

    
890
static void do_memory_save(Monitor *mon, const QDict *qdict)
891
{
892
    FILE *f;
893
    uint32_t size = qdict_get_int(qdict, "size");
894
    const char *filename = qdict_get_str(qdict, "filename");
895
    target_long addr = qdict_get_int(qdict, "val");
896
    uint32_t l;
897
    CPUState *env;
898
    uint8_t buf[1024];
899

    
900
    env = mon_get_cpu();
901
    if (!env)
902
        return;
903

    
904
    f = fopen(filename, "wb");
905
    if (!f) {
906
        monitor_printf(mon, "could not open '%s'\n", filename);
907
        return;
908
    }
909
    while (size != 0) {
910
        l = sizeof(buf);
911
        if (l > size)
912
            l = size;
913
        cpu_memory_rw_debug(env, addr, buf, l, 0);
914
        fwrite(buf, 1, l, f);
915
        addr += l;
916
        size -= l;
917
    }
918
    fclose(f);
919
}
920

    
921
static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
922
{
923
    FILE *f;
924
    uint32_t l;
925
    uint8_t buf[1024];
926
    uint32_t size = qdict_get_int(qdict, "size");
927
    const char *filename = qdict_get_str(qdict, "filename");
928
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
929

    
930
    f = fopen(filename, "wb");
931
    if (!f) {
932
        monitor_printf(mon, "could not open '%s'\n", filename);
933
        return;
934
    }
935
    while (size != 0) {
936
        l = sizeof(buf);
937
        if (l > size)
938
            l = size;
939
        cpu_physical_memory_rw(addr, buf, l, 0);
940
        fwrite(buf, 1, l, f);
941
        fflush(f);
942
        addr += l;
943
        size -= l;
944
    }
945
    fclose(f);
946
}
947

    
948
static void do_sum(Monitor *mon, const QDict *qdict)
949
{
950
    uint32_t addr;
951
    uint8_t buf[1];
952
    uint16_t sum;
953
    uint32_t start = qdict_get_int(qdict, "start");
954
    uint32_t size = qdict_get_int(qdict, "size");
955

    
956
    sum = 0;
957
    for(addr = start; addr < (start + size); addr++) {
958
        cpu_physical_memory_rw(addr, buf, 1, 0);
959
        /* BSD sum algorithm ('sum' Unix command) */
960
        sum = (sum >> 1) | (sum << 15);
961
        sum += buf[0];
962
    }
963
    monitor_printf(mon, "%05d\n", sum);
964
}
965

    
966
typedef struct {
967
    int keycode;
968
    const char *name;
969
} KeyDef;
970

    
971
static const KeyDef key_defs[] = {
972
    { 0x2a, "shift" },
973
    { 0x36, "shift_r" },
974

    
975
    { 0x38, "alt" },
976
    { 0xb8, "alt_r" },
977
    { 0x64, "altgr" },
978
    { 0xe4, "altgr_r" },
979
    { 0x1d, "ctrl" },
980
    { 0x9d, "ctrl_r" },
981

    
982
    { 0xdd, "menu" },
983

    
984
    { 0x01, "esc" },
985

    
986
    { 0x02, "1" },
987
    { 0x03, "2" },
988
    { 0x04, "3" },
989
    { 0x05, "4" },
990
    { 0x06, "5" },
991
    { 0x07, "6" },
992
    { 0x08, "7" },
993
    { 0x09, "8" },
994
    { 0x0a, "9" },
995
    { 0x0b, "0" },
996
    { 0x0c, "minus" },
997
    { 0x0d, "equal" },
998
    { 0x0e, "backspace" },
999

    
1000
    { 0x0f, "tab" },
1001
    { 0x10, "q" },
1002
    { 0x11, "w" },
1003
    { 0x12, "e" },
1004
    { 0x13, "r" },
1005
    { 0x14, "t" },
1006
    { 0x15, "y" },
1007
    { 0x16, "u" },
1008
    { 0x17, "i" },
1009
    { 0x18, "o" },
1010
    { 0x19, "p" },
1011

    
1012
    { 0x1c, "ret" },
1013

    
1014
    { 0x1e, "a" },
1015
    { 0x1f, "s" },
1016
    { 0x20, "d" },
1017
    { 0x21, "f" },
1018
    { 0x22, "g" },
1019
    { 0x23, "h" },
1020
    { 0x24, "j" },
1021
    { 0x25, "k" },
1022
    { 0x26, "l" },
1023

    
1024
    { 0x2c, "z" },
1025
    { 0x2d, "x" },
1026
    { 0x2e, "c" },
1027
    { 0x2f, "v" },
1028
    { 0x30, "b" },
1029
    { 0x31, "n" },
1030
    { 0x32, "m" },
1031
    { 0x33, "comma" },
1032
    { 0x34, "dot" },
1033
    { 0x35, "slash" },
1034

    
1035
    { 0x37, "asterisk" },
1036

    
1037
    { 0x39, "spc" },
1038
    { 0x3a, "caps_lock" },
1039
    { 0x3b, "f1" },
1040
    { 0x3c, "f2" },
1041
    { 0x3d, "f3" },
1042
    { 0x3e, "f4" },
1043
    { 0x3f, "f5" },
1044
    { 0x40, "f6" },
1045
    { 0x41, "f7" },
1046
    { 0x42, "f8" },
1047
    { 0x43, "f9" },
1048
    { 0x44, "f10" },
1049
    { 0x45, "num_lock" },
1050
    { 0x46, "scroll_lock" },
1051

    
1052
    { 0xb5, "kp_divide" },
1053
    { 0x37, "kp_multiply" },
1054
    { 0x4a, "kp_subtract" },
1055
    { 0x4e, "kp_add" },
1056
    { 0x9c, "kp_enter" },
1057
    { 0x53, "kp_decimal" },
1058
    { 0x54, "sysrq" },
1059

    
1060
    { 0x52, "kp_0" },
1061
    { 0x4f, "kp_1" },
1062
    { 0x50, "kp_2" },
1063
    { 0x51, "kp_3" },
1064
    { 0x4b, "kp_4" },
1065
    { 0x4c, "kp_5" },
1066
    { 0x4d, "kp_6" },
1067
    { 0x47, "kp_7" },
1068
    { 0x48, "kp_8" },
1069
    { 0x49, "kp_9" },
1070

    
1071
    { 0x56, "<" },
1072

    
1073
    { 0x57, "f11" },
1074
    { 0x58, "f12" },
1075

    
1076
    { 0xb7, "print" },
1077

    
1078
    { 0xc7, "home" },
1079
    { 0xc9, "pgup" },
1080
    { 0xd1, "pgdn" },
1081
    { 0xcf, "end" },
1082

    
1083
    { 0xcb, "left" },
1084
    { 0xc8, "up" },
1085
    { 0xd0, "down" },
1086
    { 0xcd, "right" },
1087

    
1088
    { 0xd2, "insert" },
1089
    { 0xd3, "delete" },
1090
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1091
    { 0xf0, "stop" },
1092
    { 0xf1, "again" },
1093
    { 0xf2, "props" },
1094
    { 0xf3, "undo" },
1095
    { 0xf4, "front" },
1096
    { 0xf5, "copy" },
1097
    { 0xf6, "open" },
1098
    { 0xf7, "paste" },
1099
    { 0xf8, "find" },
1100
    { 0xf9, "cut" },
1101
    { 0xfa, "lf" },
1102
    { 0xfb, "help" },
1103
    { 0xfc, "meta_l" },
1104
    { 0xfd, "meta_r" },
1105
    { 0xfe, "compose" },
1106
#endif
1107
    { 0, NULL },
1108
};
1109

    
1110
static int get_keycode(const char *key)
1111
{
1112
    const KeyDef *p;
1113
    char *endp;
1114
    int ret;
1115

    
1116
    for(p = key_defs; p->name != NULL; p++) {
1117
        if (!strcmp(key, p->name))
1118
            return p->keycode;
1119
    }
1120
    if (strstart(key, "0x", NULL)) {
1121
        ret = strtoul(key, &endp, 0);
1122
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1123
            return ret;
1124
    }
1125
    return -1;
1126
}
1127

    
1128
#define MAX_KEYCODES 16
1129
static uint8_t keycodes[MAX_KEYCODES];
1130
static int nb_pending_keycodes;
1131
static QEMUTimer *key_timer;
1132

    
1133
static void release_keys(void *opaque)
1134
{
1135
    int keycode;
1136

    
1137
    while (nb_pending_keycodes > 0) {
1138
        nb_pending_keycodes--;
1139
        keycode = keycodes[nb_pending_keycodes];
1140
        if (keycode & 0x80)
1141
            kbd_put_keycode(0xe0);
1142
        kbd_put_keycode(keycode | 0x80);
1143
    }
1144
}
1145

    
1146
static void do_sendkey(Monitor *mon, const QDict *qdict)
1147
{
1148
    char keyname_buf[16];
1149
    char *separator;
1150
    int keyname_len, keycode, i;
1151
    const char *string = qdict_get_str(qdict, "string");
1152
    int has_hold_time = qdict_haskey(qdict, "hold_time");
1153
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1154

    
1155
    if (nb_pending_keycodes > 0) {
1156
        qemu_del_timer(key_timer);
1157
        release_keys(NULL);
1158
    }
1159
    if (!has_hold_time)
1160
        hold_time = 100;
1161
    i = 0;
1162
    while (1) {
1163
        separator = strchr(string, '-');
1164
        keyname_len = separator ? separator - string : strlen(string);
1165
        if (keyname_len > 0) {
1166
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1167
            if (keyname_len > sizeof(keyname_buf) - 1) {
1168
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1169
                return;
1170
            }
1171
            if (i == MAX_KEYCODES) {
1172
                monitor_printf(mon, "too many keys\n");
1173
                return;
1174
            }
1175
            keyname_buf[keyname_len] = 0;
1176
            keycode = get_keycode(keyname_buf);
1177
            if (keycode < 0) {
1178
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1179
                return;
1180
            }
1181
            keycodes[i++] = keycode;
1182
        }
1183
        if (!separator)
1184
            break;
1185
        string = separator + 1;
1186
    }
1187
    nb_pending_keycodes = i;
1188
    /* key down events */
1189
    for (i = 0; i < nb_pending_keycodes; i++) {
1190
        keycode = keycodes[i];
1191
        if (keycode & 0x80)
1192
            kbd_put_keycode(0xe0);
1193
        kbd_put_keycode(keycode & 0x7f);
1194
    }
1195
    /* delayed key up events */
1196
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1197
                   muldiv64(get_ticks_per_sec(), hold_time, 1000));
1198
}
1199

    
1200
static int mouse_button_state;
1201

    
1202
static void do_mouse_move(Monitor *mon, const QDict *qdict)
1203
{
1204
    int dx, dy, dz;
1205
    const char *dx_str = qdict_get_str(qdict, "dx_str");
1206
    const char *dy_str = qdict_get_str(qdict, "dy_str");
1207
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1208
    dx = strtol(dx_str, NULL, 0);
1209
    dy = strtol(dy_str, NULL, 0);
1210
    dz = 0;
1211
    if (dz_str)
1212
        dz = strtol(dz_str, NULL, 0);
1213
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1214
}
1215

    
1216
static void do_mouse_button(Monitor *mon, const QDict *qdict)
1217
{
1218
    int button_state = qdict_get_int(qdict, "button_state");
1219
    mouse_button_state = button_state;
1220
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1221
}
1222

    
1223
static void do_ioport_read(Monitor *mon, const QDict *qdict)
1224
{
1225
    int size = qdict_get_int(qdict, "size");
1226
    int addr = qdict_get_int(qdict, "addr");
1227
    int has_index = qdict_haskey(qdict, "index");
1228
    uint32_t val;
1229
    int suffix;
1230

    
1231
    if (has_index) {
1232
        int index = qdict_get_int(qdict, "index");
1233
        cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1234
        addr++;
1235
    }
1236
    addr &= 0xffff;
1237

    
1238
    switch(size) {
1239
    default:
1240
    case 1:
1241
        val = cpu_inb(addr);
1242
        suffix = 'b';
1243
        break;
1244
    case 2:
1245
        val = cpu_inw(addr);
1246
        suffix = 'w';
1247
        break;
1248
    case 4:
1249
        val = cpu_inl(addr);
1250
        suffix = 'l';
1251
        break;
1252
    }
1253
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1254
                   suffix, addr, size * 2, val);
1255
}
1256

    
1257
static void do_ioport_write(Monitor *mon, const QDict *qdict)
1258
{
1259
    int size = qdict_get_int(qdict, "size");
1260
    int addr = qdict_get_int(qdict, "addr");
1261
    int val = qdict_get_int(qdict, "val");
1262

    
1263
    addr &= IOPORTS_MASK;
1264

    
1265
    switch (size) {
1266
    default:
1267
    case 1:
1268
        cpu_outb(addr, val);
1269
        break;
1270
    case 2:
1271
        cpu_outw(addr, val);
1272
        break;
1273
    case 4:
1274
        cpu_outl(addr, val);
1275
        break;
1276
    }
1277
}
1278

    
1279
static void do_boot_set(Monitor *mon, const QDict *qdict)
1280
{
1281
    int res;
1282
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1283

    
1284
    res = qemu_boot_set(bootdevice);
1285
    if (res == 0) {
1286
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1287
    } else if (res > 0) {
1288
        monitor_printf(mon, "setting boot device list failed\n");
1289
    } else {
1290
        monitor_printf(mon, "no function defined to set boot device list for "
1291
                       "this architecture\n");
1292
    }
1293
}
1294

    
1295
/**
1296
 * do_system_reset(): Issue a machine reset
1297
 */
1298
static void do_system_reset(Monitor *mon, const QDict *qdict,
1299
                            QObject **ret_data)
1300
{
1301
    qemu_system_reset_request();
1302
}
1303

    
1304
static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1305
{
1306
    qemu_system_powerdown_request();
1307
}
1308

    
1309
#if defined(TARGET_I386)
1310
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1311
{
1312
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1313
                   addr,
1314
                   pte & mask,
1315
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1316
                   pte & PG_PSE_MASK ? 'P' : '-',
1317
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1318
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1319
                   pte & PG_PCD_MASK ? 'C' : '-',
1320
                   pte & PG_PWT_MASK ? 'T' : '-',
1321
                   pte & PG_USER_MASK ? 'U' : '-',
1322
                   pte & PG_RW_MASK ? 'W' : '-');
1323
}
1324

    
1325
static void tlb_info(Monitor *mon)
1326
{
1327
    CPUState *env;
1328
    int l1, l2;
1329
    uint32_t pgd, pde, pte;
1330

    
1331
    env = mon_get_cpu();
1332
    if (!env)
1333
        return;
1334

    
1335
    if (!(env->cr[0] & CR0_PG_MASK)) {
1336
        monitor_printf(mon, "PG disabled\n");
1337
        return;
1338
    }
1339
    pgd = env->cr[3] & ~0xfff;
1340
    for(l1 = 0; l1 < 1024; l1++) {
1341
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1342
        pde = le32_to_cpu(pde);
1343
        if (pde & PG_PRESENT_MASK) {
1344
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1345
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1346
            } else {
1347
                for(l2 = 0; l2 < 1024; l2++) {
1348
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1349
                                             (uint8_t *)&pte, 4);
1350
                    pte = le32_to_cpu(pte);
1351
                    if (pte & PG_PRESENT_MASK) {
1352
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1353
                                  pte & ~PG_PSE_MASK,
1354
                                  ~0xfff);
1355
                    }
1356
                }
1357
            }
1358
        }
1359
    }
1360
}
1361

    
1362
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1363
                      uint32_t end, int prot)
1364
{
1365
    int prot1;
1366
    prot1 = *plast_prot;
1367
    if (prot != prot1) {
1368
        if (*pstart != -1) {
1369
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1370
                           *pstart, end, end - *pstart,
1371
                           prot1 & PG_USER_MASK ? 'u' : '-',
1372
                           'r',
1373
                           prot1 & PG_RW_MASK ? 'w' : '-');
1374
        }
1375
        if (prot != 0)
1376
            *pstart = end;
1377
        else
1378
            *pstart = -1;
1379
        *plast_prot = prot;
1380
    }
1381
}
1382

    
1383
static void mem_info(Monitor *mon)
1384
{
1385
    CPUState *env;
1386
    int l1, l2, prot, last_prot;
1387
    uint32_t pgd, pde, pte, start, end;
1388

    
1389
    env = mon_get_cpu();
1390
    if (!env)
1391
        return;
1392

    
1393
    if (!(env->cr[0] & CR0_PG_MASK)) {
1394
        monitor_printf(mon, "PG disabled\n");
1395
        return;
1396
    }
1397
    pgd = env->cr[3] & ~0xfff;
1398
    last_prot = 0;
1399
    start = -1;
1400
    for(l1 = 0; l1 < 1024; l1++) {
1401
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1402
        pde = le32_to_cpu(pde);
1403
        end = l1 << 22;
1404
        if (pde & PG_PRESENT_MASK) {
1405
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1406
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1407
                mem_print(mon, &start, &last_prot, end, prot);
1408
            } else {
1409
                for(l2 = 0; l2 < 1024; l2++) {
1410
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1411
                                             (uint8_t *)&pte, 4);
1412
                    pte = le32_to_cpu(pte);
1413
                    end = (l1 << 22) + (l2 << 12);
1414
                    if (pte & PG_PRESENT_MASK) {
1415
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1416
                    } else {
1417
                        prot = 0;
1418
                    }
1419
                    mem_print(mon, &start, &last_prot, end, prot);
1420
                }
1421
            }
1422
        } else {
1423
            prot = 0;
1424
            mem_print(mon, &start, &last_prot, end, prot);
1425
        }
1426
    }
1427
}
1428
#endif
1429

    
1430
#if defined(TARGET_SH4)
1431

    
1432
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1433
{
1434
    monitor_printf(mon, " tlb%i:\t"
1435
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1436
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1437
                   "dirty=%hhu writethrough=%hhu\n",
1438
                   idx,
1439
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1440
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1441
                   tlb->d, tlb->wt);
1442
}
1443

    
1444
static void tlb_info(Monitor *mon)
1445
{
1446
    CPUState *env = mon_get_cpu();
1447
    int i;
1448

    
1449
    monitor_printf (mon, "ITLB:\n");
1450
    for (i = 0 ; i < ITLB_SIZE ; i++)
1451
        print_tlb (mon, i, &env->itlb[i]);
1452
    monitor_printf (mon, "UTLB:\n");
1453
    for (i = 0 ; i < UTLB_SIZE ; i++)
1454
        print_tlb (mon, i, &env->utlb[i]);
1455
}
1456

    
1457
#endif
1458

    
1459
static void do_info_kvm(Monitor *mon)
1460
{
1461
#ifdef CONFIG_KVM
1462
    monitor_printf(mon, "kvm support: ");
1463
    if (kvm_enabled())
1464
        monitor_printf(mon, "enabled\n");
1465
    else
1466
        monitor_printf(mon, "disabled\n");
1467
#else
1468
    monitor_printf(mon, "kvm support: not compiled\n");
1469
#endif
1470
}
1471

    
1472
static void do_info_numa(Monitor *mon)
1473
{
1474
    int i;
1475
    CPUState *env;
1476

    
1477
    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1478
    for (i = 0; i < nb_numa_nodes; i++) {
1479
        monitor_printf(mon, "node %d cpus:", i);
1480
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
1481
            if (env->numa_node == i) {
1482
                monitor_printf(mon, " %d", env->cpu_index);
1483
            }
1484
        }
1485
        monitor_printf(mon, "\n");
1486
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1487
            node_mem[i] >> 20);
1488
    }
1489
}
1490

    
1491
#ifdef CONFIG_PROFILER
1492

    
1493
int64_t qemu_time;
1494
int64_t dev_time;
1495

    
1496
static void do_info_profile(Monitor *mon)
1497
{
1498
    int64_t total;
1499
    total = qemu_time;
1500
    if (total == 0)
1501
        total = 1;
1502
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1503
                   dev_time, dev_time / (double)get_ticks_per_sec());
1504
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1505
                   qemu_time, qemu_time / (double)get_ticks_per_sec());
1506
    qemu_time = 0;
1507
    dev_time = 0;
1508
}
1509
#else
1510
static void do_info_profile(Monitor *mon)
1511
{
1512
    monitor_printf(mon, "Internal profiler not compiled\n");
1513
}
1514
#endif
1515

    
1516
/* Capture support */
1517
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1518

    
1519
static void do_info_capture(Monitor *mon)
1520
{
1521
    int i;
1522
    CaptureState *s;
1523

    
1524
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1525
        monitor_printf(mon, "[%d]: ", i);
1526
        s->ops.info (s->opaque);
1527
    }
1528
}
1529

    
1530
#ifdef HAS_AUDIO
1531
static void do_stop_capture(Monitor *mon, const QDict *qdict)
1532
{
1533
    int i;
1534
    int n = qdict_get_int(qdict, "n");
1535
    CaptureState *s;
1536

    
1537
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1538
        if (i == n) {
1539
            s->ops.destroy (s->opaque);
1540
            QLIST_REMOVE (s, entries);
1541
            qemu_free (s);
1542
            return;
1543
        }
1544
    }
1545
}
1546

    
1547
static void do_wav_capture(Monitor *mon, const QDict *qdict)
1548
{
1549
    const char *path = qdict_get_str(qdict, "path");
1550
    int has_freq = qdict_haskey(qdict, "freq");
1551
    int freq = qdict_get_try_int(qdict, "freq", -1);
1552
    int has_bits = qdict_haskey(qdict, "bits");
1553
    int bits = qdict_get_try_int(qdict, "bits", -1);
1554
    int has_channels = qdict_haskey(qdict, "nchannels");
1555
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1556
    CaptureState *s;
1557

    
1558
    s = qemu_mallocz (sizeof (*s));
1559

    
1560
    freq = has_freq ? freq : 44100;
1561
    bits = has_bits ? bits : 16;
1562
    nchannels = has_channels ? nchannels : 2;
1563

    
1564
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1565
        monitor_printf(mon, "Faied to add wave capture\n");
1566
        qemu_free (s);
1567
    }
1568
    QLIST_INSERT_HEAD (&capture_head, s, entries);
1569
}
1570
#endif
1571

    
1572
#if defined(TARGET_I386)
1573
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1574
{
1575
    CPUState *env;
1576
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1577

    
1578
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1579
        if (env->cpu_index == cpu_index) {
1580
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1581
            break;
1582
        }
1583
}
1584
#endif
1585

    
1586
static void do_info_status(Monitor *mon)
1587
{
1588
    if (vm_running) {
1589
        if (singlestep) {
1590
            monitor_printf(mon, "VM status: running (single step mode)\n");
1591
        } else {
1592
            monitor_printf(mon, "VM status: running\n");
1593
        }
1594
    } else
1595
       monitor_printf(mon, "VM status: paused\n");
1596
}
1597

    
1598

    
1599
static void do_balloon(Monitor *mon, const QDict *qdict)
1600
{
1601
    int value = qdict_get_int(qdict, "value");
1602
    ram_addr_t target = value;
1603
    qemu_balloon(target << 20);
1604
}
1605

    
1606
static void do_info_balloon(Monitor *mon)
1607
{
1608
    ram_addr_t actual;
1609

    
1610
    actual = qemu_balloon_status();
1611
    if (kvm_enabled() && !kvm_has_sync_mmu())
1612
        monitor_printf(mon, "Using KVM without synchronous MMU, "
1613
                       "ballooning disabled\n");
1614
    else if (actual == 0)
1615
        monitor_printf(mon, "Ballooning not activated in VM\n");
1616
    else
1617
        monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1618
}
1619

    
1620
static qemu_acl *find_acl(Monitor *mon, const char *name)
1621
{
1622
    qemu_acl *acl = qemu_acl_find(name);
1623

    
1624
    if (!acl) {
1625
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1626
    }
1627
    return acl;
1628
}
1629

    
1630
static void do_acl_show(Monitor *mon, const QDict *qdict)
1631
{
1632
    const char *aclname = qdict_get_str(qdict, "aclname");
1633
    qemu_acl *acl = find_acl(mon, aclname);
1634
    qemu_acl_entry *entry;
1635
    int i = 0;
1636

    
1637
    if (acl) {
1638
        monitor_printf(mon, "policy: %s\n",
1639
                       acl->defaultDeny ? "deny" : "allow");
1640
        QTAILQ_FOREACH(entry, &acl->entries, next) {
1641
            i++;
1642
            monitor_printf(mon, "%d: %s %s\n", i,
1643
                           entry->deny ? "deny" : "allow", entry->match);
1644
        }
1645
    }
1646
}
1647

    
1648
static void do_acl_reset(Monitor *mon, const QDict *qdict)
1649
{
1650
    const char *aclname = qdict_get_str(qdict, "aclname");
1651
    qemu_acl *acl = find_acl(mon, aclname);
1652

    
1653
    if (acl) {
1654
        qemu_acl_reset(acl);
1655
        monitor_printf(mon, "acl: removed all rules\n");
1656
    }
1657
}
1658

    
1659
static void do_acl_policy(Monitor *mon, const QDict *qdict)
1660
{
1661
    const char *aclname = qdict_get_str(qdict, "aclname");
1662
    const char *policy = qdict_get_str(qdict, "policy");
1663
    qemu_acl *acl = find_acl(mon, aclname);
1664

    
1665
    if (acl) {
1666
        if (strcmp(policy, "allow") == 0) {
1667
            acl->defaultDeny = 0;
1668
            monitor_printf(mon, "acl: policy set to 'allow'\n");
1669
        } else if (strcmp(policy, "deny") == 0) {
1670
            acl->defaultDeny = 1;
1671
            monitor_printf(mon, "acl: policy set to 'deny'\n");
1672
        } else {
1673
            monitor_printf(mon, "acl: unknown policy '%s', "
1674
                           "expected 'deny' or 'allow'\n", policy);
1675
        }
1676
    }
1677
}
1678

    
1679
static void do_acl_add(Monitor *mon, const QDict *qdict)
1680
{
1681
    const char *aclname = qdict_get_str(qdict, "aclname");
1682
    const char *match = qdict_get_str(qdict, "match");
1683
    const char *policy = qdict_get_str(qdict, "policy");
1684
    int has_index = qdict_haskey(qdict, "index");
1685
    int index = qdict_get_try_int(qdict, "index", -1);
1686
    qemu_acl *acl = find_acl(mon, aclname);
1687
    int deny, ret;
1688

    
1689
    if (acl) {
1690
        if (strcmp(policy, "allow") == 0) {
1691
            deny = 0;
1692
        } else if (strcmp(policy, "deny") == 0) {
1693
            deny = 1;
1694
        } else {
1695
            monitor_printf(mon, "acl: unknown policy '%s', "
1696
                           "expected 'deny' or 'allow'\n", policy);
1697
            return;
1698
        }
1699
        if (has_index)
1700
            ret = qemu_acl_insert(acl, deny, match, index);
1701
        else
1702
            ret = qemu_acl_append(acl, deny, match);
1703
        if (ret < 0)
1704
            monitor_printf(mon, "acl: unable to add acl entry\n");
1705
        else
1706
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
1707
    }
1708
}
1709

    
1710
static void do_acl_remove(Monitor *mon, const QDict *qdict)
1711
{
1712
    const char *aclname = qdict_get_str(qdict, "aclname");
1713
    const char *match = qdict_get_str(qdict, "match");
1714
    qemu_acl *acl = find_acl(mon, aclname);
1715
    int ret;
1716

    
1717
    if (acl) {
1718
        ret = qemu_acl_remove(acl, match);
1719
        if (ret < 0)
1720
            monitor_printf(mon, "acl: no matching acl entry\n");
1721
        else
1722
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1723
    }
1724
}
1725

    
1726
#if defined(TARGET_I386)
1727
static void do_inject_mce(Monitor *mon, const QDict *qdict)
1728
{
1729
    CPUState *cenv;
1730
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1731
    int bank = qdict_get_int(qdict, "bank");
1732
    uint64_t status = qdict_get_int(qdict, "status");
1733
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1734
    uint64_t addr = qdict_get_int(qdict, "addr");
1735
    uint64_t misc = qdict_get_int(qdict, "misc");
1736

    
1737
    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1738
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1739
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1740
            break;
1741
        }
1742
}
1743
#endif
1744

    
1745
static void do_getfd(Monitor *mon, const QDict *qdict)
1746
{
1747
    const char *fdname = qdict_get_str(qdict, "fdname");
1748
    mon_fd_t *monfd;
1749
    int fd;
1750

    
1751
    fd = qemu_chr_get_msgfd(mon->chr);
1752
    if (fd == -1) {
1753
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1754
        return;
1755
    }
1756

    
1757
    if (qemu_isdigit(fdname[0])) {
1758
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1759
        return;
1760
    }
1761

    
1762
    fd = dup(fd);
1763
    if (fd == -1) {
1764
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1765
                       strerror(errno));
1766
        return;
1767
    }
1768

    
1769
    QLIST_FOREACH(monfd, &mon->fds, next) {
1770
        if (strcmp(monfd->name, fdname) != 0) {
1771
            continue;
1772
        }
1773

    
1774
        close(monfd->fd);
1775
        monfd->fd = fd;
1776
        return;
1777
    }
1778

    
1779
    monfd = qemu_mallocz(sizeof(mon_fd_t));
1780
    monfd->name = qemu_strdup(fdname);
1781
    monfd->fd = fd;
1782

    
1783
    QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1784
}
1785

    
1786
static void do_closefd(Monitor *mon, const QDict *qdict)
1787
{
1788
    const char *fdname = qdict_get_str(qdict, "fdname");
1789
    mon_fd_t *monfd;
1790

    
1791
    QLIST_FOREACH(monfd, &mon->fds, next) {
1792
        if (strcmp(monfd->name, fdname) != 0) {
1793
            continue;
1794
        }
1795

    
1796
        QLIST_REMOVE(monfd, next);
1797
        close(monfd->fd);
1798
        qemu_free(monfd->name);
1799
        qemu_free(monfd);
1800
        return;
1801
    }
1802

    
1803
    monitor_printf(mon, "Failed to find file descriptor named %s\n",
1804
                   fdname);
1805
}
1806

    
1807
static void do_loadvm(Monitor *mon, const QDict *qdict)
1808
{
1809
    int saved_vm_running  = vm_running;
1810
    const char *name = qdict_get_str(qdict, "name");
1811

    
1812
    vm_stop(0);
1813

    
1814
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1815
        vm_start();
1816
}
1817

    
1818
int monitor_get_fd(Monitor *mon, const char *fdname)
1819
{
1820
    mon_fd_t *monfd;
1821

    
1822
    QLIST_FOREACH(monfd, &mon->fds, next) {
1823
        int fd;
1824

    
1825
        if (strcmp(monfd->name, fdname) != 0) {
1826
            continue;
1827
        }
1828

    
1829
        fd = monfd->fd;
1830

    
1831
        /* caller takes ownership of fd */
1832
        QLIST_REMOVE(monfd, next);
1833
        qemu_free(monfd->name);
1834
        qemu_free(monfd);
1835

    
1836
        return fd;
1837
    }
1838

    
1839
    return -1;
1840
}
1841

    
1842
static const mon_cmd_t mon_cmds[] = {
1843
#include "qemu-monitor.h"
1844
    { NULL, NULL, },
1845
};
1846

    
1847
/* Please update qemu-monitor.hx when adding or changing commands */
1848
static const mon_cmd_t info_cmds[] = {
1849
    {
1850
        .name       = "version",
1851
        .args_type  = "",
1852
        .params     = "",
1853
        .help       = "show the version of QEMU",
1854
        .mhandler.info = do_info_version,
1855
    },
1856
    {
1857
        .name       = "network",
1858
        .args_type  = "",
1859
        .params     = "",
1860
        .help       = "show the network state",
1861
        .mhandler.info = do_info_network,
1862
    },
1863
    {
1864
        .name       = "chardev",
1865
        .args_type  = "",
1866
        .params     = "",
1867
        .help       = "show the character devices",
1868
        .mhandler.info = qemu_chr_info,
1869
    },
1870
    {
1871
        .name       = "block",
1872
        .args_type  = "",
1873
        .params     = "",
1874
        .help       = "show the block devices",
1875
        .mhandler.info = bdrv_info,
1876
    },
1877
    {
1878
        .name       = "blockstats",
1879
        .args_type  = "",
1880
        .params     = "",
1881
        .help       = "show block device statistics",
1882
        .mhandler.info = bdrv_info_stats,
1883
    },
1884
    {
1885
        .name       = "registers",
1886
        .args_type  = "",
1887
        .params     = "",
1888
        .help       = "show the cpu registers",
1889
        .mhandler.info = do_info_registers,
1890
    },
1891
    {
1892
        .name       = "cpus",
1893
        .args_type  = "",
1894
        .params     = "",
1895
        .help       = "show infos for each CPU",
1896
        .mhandler.info = do_info_cpus,
1897
    },
1898
    {
1899
        .name       = "history",
1900
        .args_type  = "",
1901
        .params     = "",
1902
        .help       = "show the command line history",
1903
        .mhandler.info = do_info_history,
1904
    },
1905
    {
1906
        .name       = "irq",
1907
        .args_type  = "",
1908
        .params     = "",
1909
        .help       = "show the interrupts statistics (if available)",
1910
        .mhandler.info = irq_info,
1911
    },
1912
    {
1913
        .name       = "pic",
1914
        .args_type  = "",
1915
        .params     = "",
1916
        .help       = "show i8259 (PIC) state",
1917
        .mhandler.info = pic_info,
1918
    },
1919
    {
1920
        .name       = "pci",
1921
        .args_type  = "",
1922
        .params     = "",
1923
        .help       = "show PCI info",
1924
        .mhandler.info = pci_info,
1925
    },
1926
#if defined(TARGET_I386) || defined(TARGET_SH4)
1927
    {
1928
        .name       = "tlb",
1929
        .args_type  = "",
1930
        .params     = "",
1931
        .help       = "show virtual to physical memory mappings",
1932
        .mhandler.info = tlb_info,
1933
    },
1934
#endif
1935
#if defined(TARGET_I386)
1936
    {
1937
        .name       = "mem",
1938
        .args_type  = "",
1939
        .params     = "",
1940
        .help       = "show the active virtual memory mappings",
1941
        .mhandler.info = mem_info,
1942
    },
1943
    {
1944
        .name       = "hpet",
1945
        .args_type  = "",
1946
        .params     = "",
1947
        .help       = "show state of HPET",
1948
        .mhandler.info = do_info_hpet,
1949
    },
1950
#endif
1951
    {
1952
        .name       = "jit",
1953
        .args_type  = "",
1954
        .params     = "",
1955
        .help       = "show dynamic compiler info",
1956
        .mhandler.info = do_info_jit,
1957
    },
1958
    {
1959
        .name       = "kvm",
1960
        .args_type  = "",
1961
        .params     = "",
1962
        .help       = "show KVM information",
1963
        .mhandler.info = do_info_kvm,
1964
    },
1965
    {
1966
        .name       = "numa",
1967
        .args_type  = "",
1968
        .params     = "",
1969
        .help       = "show NUMA information",
1970
        .mhandler.info = do_info_numa,
1971
    },
1972
    {
1973
        .name       = "usb",
1974
        .args_type  = "",
1975
        .params     = "",
1976
        .help       = "show guest USB devices",
1977
        .mhandler.info = usb_info,
1978
    },
1979
    {
1980
        .name       = "usbhost",
1981
        .args_type  = "",
1982
        .params     = "",
1983
        .help       = "show host USB devices",
1984
        .mhandler.info = usb_host_info,
1985
    },
1986
    {
1987
        .name       = "profile",
1988
        .args_type  = "",
1989
        .params     = "",
1990
        .help       = "show profiling information",
1991
        .mhandler.info = do_info_profile,
1992
    },
1993
    {
1994
        .name       = "capture",
1995
        .args_type  = "",
1996
        .params     = "",
1997
        .help       = "show capture information",
1998
        .mhandler.info = do_info_capture,
1999
    },
2000
    {
2001
        .name       = "snapshots",
2002
        .args_type  = "",
2003
        .params     = "",
2004
        .help       = "show the currently saved VM snapshots",
2005
        .mhandler.info = do_info_snapshots,
2006
    },
2007
    {
2008
        .name       = "status",
2009
        .args_type  = "",
2010
        .params     = "",
2011
        .help       = "show the current VM status (running|paused)",
2012
        .mhandler.info = do_info_status,
2013
    },
2014
    {
2015
        .name       = "pcmcia",
2016
        .args_type  = "",
2017
        .params     = "",
2018
        .help       = "show guest PCMCIA status",
2019
        .mhandler.info = pcmcia_info,
2020
    },
2021
    {
2022
        .name       = "mice",
2023
        .args_type  = "",
2024
        .params     = "",
2025
        .help       = "show which guest mouse is receiving events",
2026
        .mhandler.info = do_info_mice,
2027
    },
2028
    {
2029
        .name       = "vnc",
2030
        .args_type  = "",
2031
        .params     = "",
2032
        .help       = "show the vnc server status",
2033
        .mhandler.info = do_info_vnc,
2034
    },
2035
    {
2036
        .name       = "name",
2037
        .args_type  = "",
2038
        .params     = "",
2039
        .help       = "show the current VM name",
2040
        .mhandler.info = do_info_name,
2041
    },
2042
    {
2043
        .name       = "uuid",
2044
        .args_type  = "",
2045
        .params     = "",
2046
        .help       = "show the current VM UUID",
2047
        .mhandler.info = do_info_uuid,
2048
    },
2049
#if defined(TARGET_PPC)
2050
    {
2051
        .name       = "cpustats",
2052
        .args_type  = "",
2053
        .params     = "",
2054
        .help       = "show CPU statistics",
2055
        .mhandler.info = do_info_cpu_stats,
2056
    },
2057
#endif
2058
#if defined(CONFIG_SLIRP)
2059
    {
2060
        .name       = "usernet",
2061
        .args_type  = "",
2062
        .params     = "",
2063
        .help       = "show user network stack connection states",
2064
        .mhandler.info = do_info_usernet,
2065
    },
2066
#endif
2067
    {
2068
        .name       = "migrate",
2069
        .args_type  = "",
2070
        .params     = "",
2071
        .help       = "show migration status",
2072
        .mhandler.info = do_info_migrate,
2073
    },
2074
    {
2075
        .name       = "balloon",
2076
        .args_type  = "",
2077
        .params     = "",
2078
        .help       = "show balloon information",
2079
        .mhandler.info = do_info_balloon,
2080
    },
2081
    {
2082
        .name       = "qtree",
2083
        .args_type  = "",
2084
        .params     = "",
2085
        .help       = "show device tree",
2086
        .mhandler.info = do_info_qtree,
2087
    },
2088
    {
2089
        .name       = "qdm",
2090
        .args_type  = "",
2091
        .params     = "",
2092
        .help       = "show qdev device model list",
2093
        .mhandler.info = do_info_qdm,
2094
    },
2095
    {
2096
        .name       = "roms",
2097
        .args_type  = "",
2098
        .params     = "",
2099
        .help       = "show roms",
2100
        .mhandler.info = do_info_roms,
2101
    },
2102
    {
2103
        .name       = NULL,
2104
    },
2105
};
2106

    
2107
/*******************************************************************/
2108

    
2109
static const char *pch;
2110
static jmp_buf expr_env;
2111

    
2112
#define MD_TLONG 0
2113
#define MD_I32   1
2114

    
2115
typedef struct MonitorDef {
2116
    const char *name;
2117
    int offset;
2118
    target_long (*get_value)(const struct MonitorDef *md, int val);
2119
    int type;
2120
} MonitorDef;
2121

    
2122
#if defined(TARGET_I386)
2123
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2124
{
2125
    CPUState *env = mon_get_cpu();
2126
    if (!env)
2127
        return 0;
2128
    return env->eip + env->segs[R_CS].base;
2129
}
2130
#endif
2131

    
2132
#if defined(TARGET_PPC)
2133
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2134
{
2135
    CPUState *env = mon_get_cpu();
2136
    unsigned int u;
2137
    int i;
2138

    
2139
    if (!env)
2140
        return 0;
2141

    
2142
    u = 0;
2143
    for (i = 0; i < 8; i++)
2144
        u |= env->crf[i] << (32 - (4 * i));
2145

    
2146
    return u;
2147
}
2148

    
2149
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2150
{
2151
    CPUState *env = mon_get_cpu();
2152
    if (!env)
2153
        return 0;
2154
    return env->msr;
2155
}
2156

    
2157
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2158
{
2159
    CPUState *env = mon_get_cpu();
2160
    if (!env)
2161
        return 0;
2162
    return env->xer;
2163
}
2164

    
2165
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2166
{
2167
    CPUState *env = mon_get_cpu();
2168
    if (!env)
2169
        return 0;
2170
    return cpu_ppc_load_decr(env);
2171
}
2172

    
2173
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2174
{
2175
    CPUState *env = mon_get_cpu();
2176
    if (!env)
2177
        return 0;
2178
    return cpu_ppc_load_tbu(env);
2179
}
2180

    
2181
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2182
{
2183
    CPUState *env = mon_get_cpu();
2184
    if (!env)
2185
        return 0;
2186
    return cpu_ppc_load_tbl(env);
2187
}
2188
#endif
2189

    
2190
#if defined(TARGET_SPARC)
2191
#ifndef TARGET_SPARC64
2192
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2193
{
2194
    CPUState *env = mon_get_cpu();
2195
    if (!env)
2196
        return 0;
2197
    return GET_PSR(env);
2198
}
2199
#endif
2200

    
2201
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2202
{
2203
    CPUState *env = mon_get_cpu();
2204
    if (!env)
2205
        return 0;
2206
    return env->regwptr[val];
2207
}
2208
#endif
2209

    
2210
static const MonitorDef monitor_defs[] = {
2211
#ifdef TARGET_I386
2212

    
2213
#define SEG(name, seg) \
2214
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2215
    { name ".base", offsetof(CPUState, segs[seg].base) },\
2216
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2217

    
2218
    { "eax", offsetof(CPUState, regs[0]) },
2219
    { "ecx", offsetof(CPUState, regs[1]) },
2220
    { "edx", offsetof(CPUState, regs[2]) },
2221
    { "ebx", offsetof(CPUState, regs[3]) },
2222
    { "esp|sp", offsetof(CPUState, regs[4]) },
2223
    { "ebp|fp", offsetof(CPUState, regs[5]) },
2224
    { "esi", offsetof(CPUState, regs[6]) },
2225
    { "edi", offsetof(CPUState, regs[7]) },
2226
#ifdef TARGET_X86_64
2227
    { "r8", offsetof(CPUState, regs[8]) },
2228
    { "r9", offsetof(CPUState, regs[9]) },
2229
    { "r10", offsetof(CPUState, regs[10]) },
2230
    { "r11", offsetof(CPUState, regs[11]) },
2231
    { "r12", offsetof(CPUState, regs[12]) },
2232
    { "r13", offsetof(CPUState, regs[13]) },
2233
    { "r14", offsetof(CPUState, regs[14]) },
2234
    { "r15", offsetof(CPUState, regs[15]) },
2235
#endif
2236
    { "eflags", offsetof(CPUState, eflags) },
2237
    { "eip", offsetof(CPUState, eip) },
2238
    SEG("cs", R_CS)
2239
    SEG("ds", R_DS)
2240
    SEG("es", R_ES)
2241
    SEG("ss", R_SS)
2242
    SEG("fs", R_FS)
2243
    SEG("gs", R_GS)
2244
    { "pc", 0, monitor_get_pc, },
2245
#elif defined(TARGET_PPC)
2246
    /* General purpose registers */
2247
    { "r0", offsetof(CPUState, gpr[0]) },
2248
    { "r1", offsetof(CPUState, gpr[1]) },
2249
    { "r2", offsetof(CPUState, gpr[2]) },
2250
    { "r3", offsetof(CPUState, gpr[3]) },
2251
    { "r4", offsetof(CPUState, gpr[4]) },
2252
    { "r5", offsetof(CPUState, gpr[5]) },
2253
    { "r6", offsetof(CPUState, gpr[6]) },
2254
    { "r7", offsetof(CPUState, gpr[7]) },
2255
    { "r8", offsetof(CPUState, gpr[8]) },
2256
    { "r9", offsetof(CPUState, gpr[9]) },
2257
    { "r10", offsetof(CPUState, gpr[10]) },
2258
    { "r11", offsetof(CPUState, gpr[11]) },
2259
    { "r12", offsetof(CPUState, gpr[12]) },
2260
    { "r13", offsetof(CPUState, gpr[13]) },
2261
    { "r14", offsetof(CPUState, gpr[14]) },
2262
    { "r15", offsetof(CPUState, gpr[15]) },
2263
    { "r16", offsetof(CPUState, gpr[16]) },
2264
    { "r17", offsetof(CPUState, gpr[17]) },
2265
    { "r18", offsetof(CPUState, gpr[18]) },
2266
    { "r19", offsetof(CPUState, gpr[19]) },
2267
    { "r20", offsetof(CPUState, gpr[20]) },
2268
    { "r21", offsetof(CPUState, gpr[21]) },
2269
    { "r22", offsetof(CPUState, gpr[22]) },
2270
    { "r23", offsetof(CPUState, gpr[23]) },
2271
    { "r24", offsetof(CPUState, gpr[24]) },
2272
    { "r25", offsetof(CPUState, gpr[25]) },
2273
    { "r26", offsetof(CPUState, gpr[26]) },
2274
    { "r27", offsetof(CPUState, gpr[27]) },
2275
    { "r28", offsetof(CPUState, gpr[28]) },
2276
    { "r29", offsetof(CPUState, gpr[29]) },
2277
    { "r30", offsetof(CPUState, gpr[30]) },
2278
    { "r31", offsetof(CPUState, gpr[31]) },
2279
    /* Floating point registers */
2280
    { "f0", offsetof(CPUState, fpr[0]) },
2281
    { "f1", offsetof(CPUState, fpr[1]) },
2282
    { "f2", offsetof(CPUState, fpr[2]) },
2283
    { "f3", offsetof(CPUState, fpr[3]) },
2284
    { "f4", offsetof(CPUState, fpr[4]) },
2285
    { "f5", offsetof(CPUState, fpr[5]) },
2286
    { "f6", offsetof(CPUState, fpr[6]) },
2287
    { "f7", offsetof(CPUState, fpr[7]) },
2288
    { "f8", offsetof(CPUState, fpr[8]) },
2289
    { "f9", offsetof(CPUState, fpr[9]) },
2290
    { "f10", offsetof(CPUState, fpr[10]) },
2291
    { "f11", offsetof(CPUState, fpr[11]) },
2292
    { "f12", offsetof(CPUState, fpr[12]) },
2293
    { "f13", offsetof(CPUState, fpr[13]) },
2294
    { "f14", offsetof(CPUState, fpr[14]) },
2295
    { "f15", offsetof(CPUState, fpr[15]) },
2296
    { "f16", offsetof(CPUState, fpr[16]) },
2297
    { "f17", offsetof(CPUState, fpr[17]) },
2298
    { "f18", offsetof(CPUState, fpr[18]) },
2299
    { "f19", offsetof(CPUState, fpr[19]) },
2300
    { "f20", offsetof(CPUState, fpr[20]) },
2301
    { "f21", offsetof(CPUState, fpr[21]) },
2302
    { "f22", offsetof(CPUState, fpr[22]) },
2303
    { "f23", offsetof(CPUState, fpr[23]) },
2304
    { "f24", offsetof(CPUState, fpr[24]) },
2305
    { "f25", offsetof(CPUState, fpr[25]) },
2306
    { "f26", offsetof(CPUState, fpr[26]) },
2307
    { "f27", offsetof(CPUState, fpr[27]) },
2308
    { "f28", offsetof(CPUState, fpr[28]) },
2309
    { "f29", offsetof(CPUState, fpr[29]) },
2310
    { "f30", offsetof(CPUState, fpr[30]) },
2311
    { "f31", offsetof(CPUState, fpr[31]) },
2312
    { "fpscr", offsetof(CPUState, fpscr) },
2313
    /* Next instruction pointer */
2314
    { "nip|pc", offsetof(CPUState, nip) },
2315
    { "lr", offsetof(CPUState, lr) },
2316
    { "ctr", offsetof(CPUState, ctr) },
2317
    { "decr", 0, &monitor_get_decr, },
2318
    { "ccr", 0, &monitor_get_ccr, },
2319
    /* Machine state register */
2320
    { "msr", 0, &monitor_get_msr, },
2321
    { "xer", 0, &monitor_get_xer, },
2322
    { "tbu", 0, &monitor_get_tbu, },
2323
    { "tbl", 0, &monitor_get_tbl, },
2324
#if defined(TARGET_PPC64)
2325
    /* Address space register */
2326
    { "asr", offsetof(CPUState, asr) },
2327
#endif
2328
    /* Segment registers */
2329
    { "sdr1", offsetof(CPUState, sdr1) },
2330
    { "sr0", offsetof(CPUState, sr[0]) },
2331
    { "sr1", offsetof(CPUState, sr[1]) },
2332
    { "sr2", offsetof(CPUState, sr[2]) },
2333
    { "sr3", offsetof(CPUState, sr[3]) },
2334
    { "sr4", offsetof(CPUState, sr[4]) },
2335
    { "sr5", offsetof(CPUState, sr[5]) },
2336
    { "sr6", offsetof(CPUState, sr[6]) },
2337
    { "sr7", offsetof(CPUState, sr[7]) },
2338
    { "sr8", offsetof(CPUState, sr[8]) },
2339
    { "sr9", offsetof(CPUState, sr[9]) },
2340
    { "sr10", offsetof(CPUState, sr[10]) },
2341
    { "sr11", offsetof(CPUState, sr[11]) },
2342
    { "sr12", offsetof(CPUState, sr[12]) },
2343
    { "sr13", offsetof(CPUState, sr[13]) },
2344
    { "sr14", offsetof(CPUState, sr[14]) },
2345
    { "sr15", offsetof(CPUState, sr[15]) },
2346
    /* Too lazy to put BATs and SPRs ... */
2347
#elif defined(TARGET_SPARC)
2348
    { "g0", offsetof(CPUState, gregs[0]) },
2349
    { "g1", offsetof(CPUState, gregs[1]) },
2350
    { "g2", offsetof(CPUState, gregs[2]) },
2351
    { "g3", offsetof(CPUState, gregs[3]) },
2352
    { "g4", offsetof(CPUState, gregs[4]) },
2353
    { "g5", offsetof(CPUState, gregs[5]) },
2354
    { "g6", offsetof(CPUState, gregs[6]) },
2355
    { "g7", offsetof(CPUState, gregs[7]) },
2356
    { "o0", 0, monitor_get_reg },
2357
    { "o1", 1, monitor_get_reg },
2358
    { "o2", 2, monitor_get_reg },
2359
    { "o3", 3, monitor_get_reg },
2360
    { "o4", 4, monitor_get_reg },
2361
    { "o5", 5, monitor_get_reg },
2362
    { "o6", 6, monitor_get_reg },
2363
    { "o7", 7, monitor_get_reg },
2364
    { "l0", 8, monitor_get_reg },
2365
    { "l1", 9, monitor_get_reg },
2366
    { "l2", 10, monitor_get_reg },
2367
    { "l3", 11, monitor_get_reg },
2368
    { "l4", 12, monitor_get_reg },
2369
    { "l5", 13, monitor_get_reg },
2370
    { "l6", 14, monitor_get_reg },
2371
    { "l7", 15, monitor_get_reg },
2372
    { "i0", 16, monitor_get_reg },
2373
    { "i1", 17, monitor_get_reg },
2374
    { "i2", 18, monitor_get_reg },
2375
    { "i3", 19, monitor_get_reg },
2376
    { "i4", 20, monitor_get_reg },
2377
    { "i5", 21, monitor_get_reg },
2378
    { "i6", 22, monitor_get_reg },
2379
    { "i7", 23, monitor_get_reg },
2380
    { "pc", offsetof(CPUState, pc) },
2381
    { "npc", offsetof(CPUState, npc) },
2382
    { "y", offsetof(CPUState, y) },
2383
#ifndef TARGET_SPARC64
2384
    { "psr", 0, &monitor_get_psr, },
2385
    { "wim", offsetof(CPUState, wim) },
2386
#endif
2387
    { "tbr", offsetof(CPUState, tbr) },
2388
    { "fsr", offsetof(CPUState, fsr) },
2389
    { "f0", offsetof(CPUState, fpr[0]) },
2390
    { "f1", offsetof(CPUState, fpr[1]) },
2391
    { "f2", offsetof(CPUState, fpr[2]) },
2392
    { "f3", offsetof(CPUState, fpr[3]) },
2393
    { "f4", offsetof(CPUState, fpr[4]) },
2394
    { "f5", offsetof(CPUState, fpr[5]) },
2395
    { "f6", offsetof(CPUState, fpr[6]) },
2396
    { "f7", offsetof(CPUState, fpr[7]) },
2397
    { "f8", offsetof(CPUState, fpr[8]) },
2398
    { "f9", offsetof(CPUState, fpr[9]) },
2399
    { "f10", offsetof(CPUState, fpr[10]) },
2400
    { "f11", offsetof(CPUState, fpr[11]) },
2401
    { "f12", offsetof(CPUState, fpr[12]) },
2402
    { "f13", offsetof(CPUState, fpr[13]) },
2403
    { "f14", offsetof(CPUState, fpr[14]) },
2404
    { "f15", offsetof(CPUState, fpr[15]) },
2405
    { "f16", offsetof(CPUState, fpr[16]) },
2406
    { "f17", offsetof(CPUState, fpr[17]) },
2407
    { "f18", offsetof(CPUState, fpr[18]) },
2408
    { "f19", offsetof(CPUState, fpr[19]) },
2409
    { "f20", offsetof(CPUState, fpr[20]) },
2410
    { "f21", offsetof(CPUState, fpr[21]) },
2411
    { "f22", offsetof(CPUState, fpr[22]) },
2412
    { "f23", offsetof(CPUState, fpr[23]) },
2413
    { "f24", offsetof(CPUState, fpr[24]) },
2414
    { "f25", offsetof(CPUState, fpr[25]) },
2415
    { "f26", offsetof(CPUState, fpr[26]) },
2416
    { "f27", offsetof(CPUState, fpr[27]) },
2417
    { "f28", offsetof(CPUState, fpr[28]) },
2418
    { "f29", offsetof(CPUState, fpr[29]) },
2419
    { "f30", offsetof(CPUState, fpr[30]) },
2420
    { "f31", offsetof(CPUState, fpr[31]) },
2421
#ifdef TARGET_SPARC64
2422
    { "f32", offsetof(CPUState, fpr[32]) },
2423
    { "f34", offsetof(CPUState, fpr[34]) },
2424
    { "f36", offsetof(CPUState, fpr[36]) },
2425
    { "f38", offsetof(CPUState, fpr[38]) },
2426
    { "f40", offsetof(CPUState, fpr[40]) },
2427
    { "f42", offsetof(CPUState, fpr[42]) },
2428
    { "f44", offsetof(CPUState, fpr[44]) },
2429
    { "f46", offsetof(CPUState, fpr[46]) },
2430
    { "f48", offsetof(CPUState, fpr[48]) },
2431
    { "f50", offsetof(CPUState, fpr[50]) },
2432
    { "f52", offsetof(CPUState, fpr[52]) },
2433
    { "f54", offsetof(CPUState, fpr[54]) },
2434
    { "f56", offsetof(CPUState, fpr[56]) },
2435
    { "f58", offsetof(CPUState, fpr[58]) },
2436
    { "f60", offsetof(CPUState, fpr[60]) },
2437
    { "f62", offsetof(CPUState, fpr[62]) },
2438
    { "asi", offsetof(CPUState, asi) },
2439
    { "pstate", offsetof(CPUState, pstate) },
2440
    { "cansave", offsetof(CPUState, cansave) },
2441
    { "canrestore", offsetof(CPUState, canrestore) },
2442
    { "otherwin", offsetof(CPUState, otherwin) },
2443
    { "wstate", offsetof(CPUState, wstate) },
2444
    { "cleanwin", offsetof(CPUState, cleanwin) },
2445
    { "fprs", offsetof(CPUState, fprs) },
2446
#endif
2447
#endif
2448
    { NULL },
2449
};
2450

    
2451
static void expr_error(Monitor *mon, const char *msg)
2452
{
2453
    monitor_printf(mon, "%s\n", msg);
2454
    longjmp(expr_env, 1);
2455
}
2456

    
2457
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2458
static int get_monitor_def(target_long *pval, const char *name)
2459
{
2460
    const MonitorDef *md;
2461
    void *ptr;
2462

    
2463
    for(md = monitor_defs; md->name != NULL; md++) {
2464
        if (compare_cmd(name, md->name)) {
2465
            if (md->get_value) {
2466
                *pval = md->get_value(md, md->offset);
2467
            } else {
2468
                CPUState *env = mon_get_cpu();
2469
                if (!env)
2470
                    return -2;
2471
                ptr = (uint8_t *)env + md->offset;
2472
                switch(md->type) {
2473
                case MD_I32:
2474
                    *pval = *(int32_t *)ptr;
2475
                    break;
2476
                case MD_TLONG:
2477
                    *pval = *(target_long *)ptr;
2478
                    break;
2479
                default:
2480
                    *pval = 0;
2481
                    break;
2482
                }
2483
            }
2484
            return 0;
2485
        }
2486
    }
2487
    return -1;
2488
}
2489

    
2490
static void next(void)
2491
{
2492
    if (*pch != '\0') {
2493
        pch++;
2494
        while (qemu_isspace(*pch))
2495
            pch++;
2496
    }
2497
}
2498

    
2499
static int64_t expr_sum(Monitor *mon);
2500

    
2501
static int64_t expr_unary(Monitor *mon)
2502
{
2503
    int64_t n;
2504
    char *p;
2505
    int ret;
2506

    
2507
    switch(*pch) {
2508
    case '+':
2509
        next();
2510
        n = expr_unary(mon);
2511
        break;
2512
    case '-':
2513
        next();
2514
        n = -expr_unary(mon);
2515
        break;
2516
    case '~':
2517
        next();
2518
        n = ~expr_unary(mon);
2519
        break;
2520
    case '(':
2521
        next();
2522
        n = expr_sum(mon);
2523
        if (*pch != ')') {
2524
            expr_error(mon, "')' expected");
2525
        }
2526
        next();
2527
        break;
2528
    case '\'':
2529
        pch++;
2530
        if (*pch == '\0')
2531
            expr_error(mon, "character constant expected");
2532
        n = *pch;
2533
        pch++;
2534
        if (*pch != '\'')
2535
            expr_error(mon, "missing terminating \' character");
2536
        next();
2537
        break;
2538
    case '$':
2539
        {
2540
            char buf[128], *q;
2541
            target_long reg=0;
2542

    
2543
            pch++;
2544
            q = buf;
2545
            while ((*pch >= 'a' && *pch <= 'z') ||
2546
                   (*pch >= 'A' && *pch <= 'Z') ||
2547
                   (*pch >= '0' && *pch <= '9') ||
2548
                   *pch == '_' || *pch == '.') {
2549
                if ((q - buf) < sizeof(buf) - 1)
2550
                    *q++ = *pch;
2551
                pch++;
2552
            }
2553
            while (qemu_isspace(*pch))
2554
                pch++;
2555
            *q = 0;
2556
            ret = get_monitor_def(&reg, buf);
2557
            if (ret == -1)
2558
                expr_error(mon, "unknown register");
2559
            else if (ret == -2)
2560
                expr_error(mon, "no cpu defined");
2561
            n = reg;
2562
        }
2563
        break;
2564
    case '\0':
2565
        expr_error(mon, "unexpected end of expression");
2566
        n = 0;
2567
        break;
2568
    default:
2569
#if TARGET_PHYS_ADDR_BITS > 32
2570
        n = strtoull(pch, &p, 0);
2571
#else
2572
        n = strtoul(pch, &p, 0);
2573
#endif
2574
        if (pch == p) {
2575
            expr_error(mon, "invalid char in expression");
2576
        }
2577
        pch = p;
2578
        while (qemu_isspace(*pch))
2579
            pch++;
2580
        break;
2581
    }
2582
    return n;
2583
}
2584

    
2585

    
2586
static int64_t expr_prod(Monitor *mon)
2587
{
2588
    int64_t val, val2;
2589
    int op;
2590

    
2591
    val = expr_unary(mon);
2592
    for(;;) {
2593
        op = *pch;
2594
        if (op != '*' && op != '/' && op != '%')
2595
            break;
2596
        next();
2597
        val2 = expr_unary(mon);
2598
        switch(op) {
2599
        default:
2600
        case '*':
2601
            val *= val2;
2602
            break;
2603
        case '/':
2604
        case '%':
2605
            if (val2 == 0)
2606
                expr_error(mon, "division by zero");
2607
            if (op == '/')
2608
                val /= val2;
2609
            else
2610
                val %= val2;
2611
            break;
2612
        }
2613
    }
2614
    return val;
2615
}
2616

    
2617
static int64_t expr_logic(Monitor *mon)
2618
{
2619
    int64_t val, val2;
2620
    int op;
2621

    
2622
    val = expr_prod(mon);
2623
    for(;;) {
2624
        op = *pch;
2625
        if (op != '&' && op != '|' && op != '^')
2626
            break;
2627
        next();
2628
        val2 = expr_prod(mon);
2629
        switch(op) {
2630
        default:
2631
        case '&':
2632
            val &= val2;
2633
            break;
2634
        case '|':
2635
            val |= val2;
2636
            break;
2637
        case '^':
2638
            val ^= val2;
2639
            break;
2640
        }
2641
    }
2642
    return val;
2643
}
2644

    
2645
static int64_t expr_sum(Monitor *mon)
2646
{
2647
    int64_t val, val2;
2648
    int op;
2649

    
2650
    val = expr_logic(mon);
2651
    for(;;) {
2652
        op = *pch;
2653
        if (op != '+' && op != '-')
2654
            break;
2655
        next();
2656
        val2 = expr_logic(mon);
2657
        if (op == '+')
2658
            val += val2;
2659
        else
2660
            val -= val2;
2661
    }
2662
    return val;
2663
}
2664

    
2665
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2666
{
2667
    pch = *pp;
2668
    if (setjmp(expr_env)) {
2669
        *pp = pch;
2670
        return -1;
2671
    }
2672
    while (qemu_isspace(*pch))
2673
        pch++;
2674
    *pval = expr_sum(mon);
2675
    *pp = pch;
2676
    return 0;
2677
}
2678

    
2679
static int get_str(char *buf, int buf_size, const char **pp)
2680
{
2681
    const char *p;
2682
    char *q;
2683
    int c;
2684

    
2685
    q = buf;
2686
    p = *pp;
2687
    while (qemu_isspace(*p))
2688
        p++;
2689
    if (*p == '\0') {
2690
    fail:
2691
        *q = '\0';
2692
        *pp = p;
2693
        return -1;
2694
    }
2695
    if (*p == '\"') {
2696
        p++;
2697
        while (*p != '\0' && *p != '\"') {
2698
            if (*p == '\\') {
2699
                p++;
2700
                c = *p++;
2701
                switch(c) {
2702
                case 'n':
2703
                    c = '\n';
2704
                    break;
2705
                case 'r':
2706
                    c = '\r';
2707
                    break;
2708
                case '\\':
2709
                case '\'':
2710
                case '\"':
2711
                    break;
2712
                default:
2713
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2714
                    goto fail;
2715
                }
2716
                if ((q - buf) < buf_size - 1) {
2717
                    *q++ = c;
2718
                }
2719
            } else {
2720
                if ((q - buf) < buf_size - 1) {
2721
                    *q++ = *p;
2722
                }
2723
                p++;
2724
            }
2725
        }
2726
        if (*p != '\"') {
2727
            qemu_printf("unterminated string\n");
2728
            goto fail;
2729
        }
2730
        p++;
2731
    } else {
2732
        while (*p != '\0' && !qemu_isspace(*p)) {
2733
            if ((q - buf) < buf_size - 1) {
2734
                *q++ = *p;
2735
            }
2736
            p++;
2737
        }
2738
    }
2739
    *q = '\0';
2740
    *pp = p;
2741
    return 0;
2742
}
2743

    
2744
/*
2745
 * Store the command-name in cmdname, and return a pointer to
2746
 * the remaining of the command string.
2747
 */
2748
static const char *get_command_name(const char *cmdline,
2749
                                    char *cmdname, size_t nlen)
2750
{
2751
    size_t len;
2752
    const char *p, *pstart;
2753

    
2754
    p = cmdline;
2755
    while (qemu_isspace(*p))
2756
        p++;
2757
    if (*p == '\0')
2758
        return NULL;
2759
    pstart = p;
2760
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2761
        p++;
2762
    len = p - pstart;
2763
    if (len > nlen - 1)
2764
        len = nlen - 1;
2765
    memcpy(cmdname, pstart, len);
2766
    cmdname[len] = '\0';
2767
    return p;
2768
}
2769

    
2770
/**
2771
 * Read key of 'type' into 'key' and return the current
2772
 * 'type' pointer.
2773
 */
2774
static char *key_get_info(const char *type, char **key)
2775
{
2776
    size_t len;
2777
    char *p, *str;
2778

    
2779
    if (*type == ',')
2780
        type++;
2781

    
2782
    p = strchr(type, ':');
2783
    if (!p) {
2784
        *key = NULL;
2785
        return NULL;
2786
    }
2787
    len = p - type;
2788

    
2789
    str = qemu_malloc(len + 1);
2790
    memcpy(str, type, len);
2791
    str[len] = '\0';
2792

    
2793
    *key = str;
2794
    return ++p;
2795
}
2796

    
2797
static int default_fmt_format = 'x';
2798
static int default_fmt_size = 4;
2799

    
2800
#define MAX_ARGS 16
2801

    
2802
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2803
                                              const char *cmdline,
2804
                                              QDict *qdict)
2805
{
2806
    const char *p, *typestr;
2807
    int c;
2808
    const mon_cmd_t *cmd;
2809
    char cmdname[256];
2810
    char buf[1024];
2811
    char *key;
2812

    
2813
#ifdef DEBUG
2814
    monitor_printf(mon, "command='%s'\n", cmdline);
2815
#endif
2816

    
2817
    /* extract the command name */
2818
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2819
    if (!p)
2820
        return NULL;
2821

    
2822
    /* find the command */
2823
    for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2824
        if (compare_cmd(cmdname, cmd->name))
2825
            break;
2826
    }
2827

    
2828
    if (cmd->name == NULL) {
2829
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2830
        return NULL;
2831
    }
2832

    
2833
    /* parse the parameters */
2834
    typestr = cmd->args_type;
2835
    for(;;) {
2836
        typestr = key_get_info(typestr, &key);
2837
        if (!typestr)
2838
            break;
2839
        c = *typestr;
2840
        typestr++;
2841
        switch(c) {
2842
        case 'F':
2843
        case 'B':
2844
        case 's':
2845
            {
2846
                int ret;
2847

    
2848
                while (qemu_isspace(*p))
2849
                    p++;
2850
                if (*typestr == '?') {
2851
                    typestr++;
2852
                    if (*p == '\0') {
2853
                        /* no optional string: NULL argument */
2854
                        break;
2855
                    }
2856
                }
2857
                ret = get_str(buf, sizeof(buf), &p);
2858
                if (ret < 0) {
2859
                    switch(c) {
2860
                    case 'F':
2861
                        monitor_printf(mon, "%s: filename expected\n",
2862
                                       cmdname);
2863
                        break;
2864
                    case 'B':
2865
                        monitor_printf(mon, "%s: block device name expected\n",
2866
                                       cmdname);
2867
                        break;
2868
                    default:
2869
                        monitor_printf(mon, "%s: string expected\n", cmdname);
2870
                        break;
2871
                    }
2872
                    goto fail;
2873
                }
2874
                qdict_put(qdict, key, qstring_from_str(buf));
2875
            }
2876
            break;
2877
        case '/':
2878
            {
2879
                int count, format, size;
2880

    
2881
                while (qemu_isspace(*p))
2882
                    p++;
2883
                if (*p == '/') {
2884
                    /* format found */
2885
                    p++;
2886
                    count = 1;
2887
                    if (qemu_isdigit(*p)) {
2888
                        count = 0;
2889
                        while (qemu_isdigit(*p)) {
2890
                            count = count * 10 + (*p - '0');
2891
                            p++;
2892
                        }
2893
                    }
2894
                    size = -1;
2895
                    format = -1;
2896
                    for(;;) {
2897
                        switch(*p) {
2898
                        case 'o':
2899
                        case 'd':
2900
                        case 'u':
2901
                        case 'x':
2902
                        case 'i':
2903
                        case 'c':
2904
                            format = *p++;
2905
                            break;
2906
                        case 'b':
2907
                            size = 1;
2908
                            p++;
2909
                            break;
2910
                        case 'h':
2911
                            size = 2;
2912
                            p++;
2913
                            break;
2914
                        case 'w':
2915
                            size = 4;
2916
                            p++;
2917
                            break;
2918
                        case 'g':
2919
                        case 'L':
2920
                            size = 8;
2921
                            p++;
2922
                            break;
2923
                        default:
2924
                            goto next;
2925
                        }
2926
                    }
2927
                next:
2928
                    if (*p != '\0' && !qemu_isspace(*p)) {
2929
                        monitor_printf(mon, "invalid char in format: '%c'\n",
2930
                                       *p);
2931
                        goto fail;
2932
                    }
2933
                    if (format < 0)
2934
                        format = default_fmt_format;
2935
                    if (format != 'i') {
2936
                        /* for 'i', not specifying a size gives -1 as size */
2937
                        if (size < 0)
2938
                            size = default_fmt_size;
2939
                        default_fmt_size = size;
2940
                    }
2941
                    default_fmt_format = format;
2942
                } else {
2943
                    count = 1;
2944
                    format = default_fmt_format;
2945
                    if (format != 'i') {
2946
                        size = default_fmt_size;
2947
                    } else {
2948
                        size = -1;
2949
                    }
2950
                }
2951
                qdict_put(qdict, "count", qint_from_int(count));
2952
                qdict_put(qdict, "format", qint_from_int(format));
2953
                qdict_put(qdict, "size", qint_from_int(size));
2954
            }
2955
            break;
2956
        case 'i':
2957
        case 'l':
2958
            {
2959
                int64_t val;
2960

    
2961
                while (qemu_isspace(*p))
2962
                    p++;
2963
                if (*typestr == '?' || *typestr == '.') {
2964
                    if (*typestr == '?') {
2965
                        if (*p == '\0') {
2966
                            typestr++;
2967
                            break;
2968
                        }
2969
                    } else {
2970
                        if (*p == '.') {
2971
                            p++;
2972
                            while (qemu_isspace(*p))
2973
                                p++;
2974
                        } else {
2975
                            typestr++;
2976
                            break;
2977
                        }
2978
                    }
2979
                    typestr++;
2980
                }
2981
                if (get_expr(mon, &val, &p))
2982
                    goto fail;
2983
                /* Check if 'i' is greater than 32-bit */
2984
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2985
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2986
                    monitor_printf(mon, "integer is for 32-bit values\n");
2987
                    goto fail;
2988
                }
2989
                qdict_put(qdict, key, qint_from_int(val));
2990
            }
2991
            break;
2992
        case '-':
2993
            {
2994
                int has_option;
2995
                /* option */
2996

    
2997
                c = *typestr++;
2998
                if (c == '\0')
2999
                    goto bad_type;
3000
                while (qemu_isspace(*p))
3001
                    p++;
3002
                has_option = 0;
3003
                if (*p == '-') {
3004
                    p++;
3005
                    if (*p != c) {
3006
                        monitor_printf(mon, "%s: unsupported option -%c\n",
3007
                                       cmdname, *p);
3008
                        goto fail;
3009
                    }
3010
                    p++;
3011
                    has_option = 1;
3012
                }
3013
                qdict_put(qdict, key, qint_from_int(has_option));
3014
            }
3015
            break;
3016
        default:
3017
        bad_type:
3018
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3019
            goto fail;
3020
        }
3021
        qemu_free(key);
3022
        key = NULL;
3023
    }
3024
    /* check that all arguments were parsed */
3025
    while (qemu_isspace(*p))
3026
        p++;
3027
    if (*p != '\0') {
3028
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3029
                       cmdname);
3030
        goto fail;
3031
    }
3032

    
3033
    return cmd;
3034

    
3035
fail:
3036
    qemu_free(key);
3037
    return NULL;
3038
}
3039

    
3040
static void monitor_handle_command(Monitor *mon, const char *cmdline)
3041
{
3042
    QDict *qdict;
3043
    const mon_cmd_t *cmd;
3044

    
3045
    qdict = qdict_new();
3046

    
3047
    cmd = monitor_parse_command(mon, cmdline, qdict);
3048
    if (!cmd)
3049
        goto out;
3050

    
3051
    qemu_errors_to_mon(mon);
3052

    
3053
    if (monitor_handler_ported(cmd)) {
3054
        QObject *data = NULL;
3055

    
3056
        cmd->mhandler.cmd_new(mon, qdict, &data);
3057
        if (data)
3058
            cmd->user_print(mon, data);
3059

    
3060
        qobject_decref(data);
3061
    } else {
3062
        cmd->mhandler.cmd(mon, qdict);
3063
    }
3064

    
3065
   qemu_errors_to_previous();
3066

    
3067
out:
3068
    QDECREF(qdict);
3069
}
3070

    
3071
static void cmd_completion(const char *name, const char *list)
3072
{
3073
    const char *p, *pstart;
3074
    char cmd[128];
3075
    int len;
3076

    
3077
    p = list;
3078
    for(;;) {
3079
        pstart = p;
3080
        p = strchr(p, '|');
3081
        if (!p)
3082
            p = pstart + strlen(pstart);
3083
        len = p - pstart;
3084
        if (len > sizeof(cmd) - 2)
3085
            len = sizeof(cmd) - 2;
3086
        memcpy(cmd, pstart, len);
3087
        cmd[len] = '\0';
3088
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3089
            readline_add_completion(cur_mon->rs, cmd);
3090
        }
3091
        if (*p == '\0')
3092
            break;
3093
        p++;
3094
    }
3095
}
3096

    
3097
static void file_completion(const char *input)
3098
{
3099
    DIR *ffs;
3100
    struct dirent *d;
3101
    char path[1024];
3102
    char file[1024], file_prefix[1024];
3103
    int input_path_len;
3104
    const char *p;
3105

    
3106
    p = strrchr(input, '/');
3107
    if (!p) {
3108
        input_path_len = 0;
3109
        pstrcpy(file_prefix, sizeof(file_prefix), input);
3110
        pstrcpy(path, sizeof(path), ".");
3111
    } else {
3112
        input_path_len = p - input + 1;
3113
        memcpy(path, input, input_path_len);
3114
        if (input_path_len > sizeof(path) - 1)
3115
            input_path_len = sizeof(path) - 1;
3116
        path[input_path_len] = '\0';
3117
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3118
    }
3119
#ifdef DEBUG_COMPLETION
3120
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3121
                   input, path, file_prefix);
3122
#endif
3123
    ffs = opendir(path);
3124
    if (!ffs)
3125
        return;
3126
    for(;;) {
3127
        struct stat sb;
3128
        d = readdir(ffs);
3129
        if (!d)
3130
            break;
3131
        if (strstart(d->d_name, file_prefix, NULL)) {
3132
            memcpy(file, input, input_path_len);
3133
            if (input_path_len < sizeof(file))
3134
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3135
                        d->d_name);
3136
            /* stat the file to find out if it's a directory.
3137
             * In that case add a slash to speed up typing long paths
3138
             */
3139
            stat(file, &sb);
3140
            if(S_ISDIR(sb.st_mode))
3141
                pstrcat(file, sizeof(file), "/");
3142
            readline_add_completion(cur_mon->rs, file);
3143
        }
3144
    }
3145
    closedir(ffs);
3146
}
3147

    
3148
static void block_completion_it(void *opaque, BlockDriverState *bs)
3149
{
3150
    const char *name = bdrv_get_device_name(bs);
3151
    const char *input = opaque;
3152

    
3153
    if (input[0] == '\0' ||
3154
        !strncmp(name, (char *)input, strlen(input))) {
3155
        readline_add_completion(cur_mon->rs, name);
3156
    }
3157
}
3158

    
3159
/* NOTE: this parser is an approximate form of the real command parser */
3160
static void parse_cmdline(const char *cmdline,
3161
                         int *pnb_args, char **args)
3162
{
3163
    const char *p;
3164
    int nb_args, ret;
3165
    char buf[1024];
3166

    
3167
    p = cmdline;
3168
    nb_args = 0;
3169
    for(;;) {
3170
        while (qemu_isspace(*p))
3171
            p++;
3172
        if (*p == '\0')
3173
            break;
3174
        if (nb_args >= MAX_ARGS)
3175
            break;
3176
        ret = get_str(buf, sizeof(buf), &p);
3177
        args[nb_args] = qemu_strdup(buf);
3178
        nb_args++;
3179
        if (ret < 0)
3180
            break;
3181
    }
3182
    *pnb_args = nb_args;
3183
}
3184

    
3185
static const char *next_arg_type(const char *typestr)
3186
{
3187
    const char *p = strchr(typestr, ':');
3188
    return (p != NULL ? ++p : typestr);
3189
}
3190

    
3191
static void monitor_find_completion(const char *cmdline)
3192
{
3193
    const char *cmdname;
3194
    char *args[MAX_ARGS];
3195
    int nb_args, i, len;
3196
    const char *ptype, *str;
3197
    const mon_cmd_t *cmd;
3198
    const KeyDef *key;
3199

    
3200
    parse_cmdline(cmdline, &nb_args, args);
3201
#ifdef DEBUG_COMPLETION
3202
    for(i = 0; i < nb_args; i++) {
3203
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3204
    }
3205
#endif
3206

    
3207
    /* if the line ends with a space, it means we want to complete the
3208
       next arg */
3209
    len = strlen(cmdline);
3210
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3211
        if (nb_args >= MAX_ARGS)
3212
            return;
3213
        args[nb_args++] = qemu_strdup("");
3214
    }
3215
    if (nb_args <= 1) {
3216
        /* command completion */
3217
        if (nb_args == 0)
3218
            cmdname = "";
3219
        else
3220
            cmdname = args[0];
3221
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3222
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3223
            cmd_completion(cmdname, cmd->name);
3224
        }
3225
    } else {
3226
        /* find the command */
3227
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3228
            if (compare_cmd(args[0], cmd->name))
3229
                goto found;
3230
        }
3231
        return;
3232
    found:
3233
        ptype = next_arg_type(cmd->args_type);
3234
        for(i = 0; i < nb_args - 2; i++) {
3235
            if (*ptype != '\0') {
3236
                ptype = next_arg_type(ptype);
3237
                while (*ptype == '?')
3238
                    ptype = next_arg_type(ptype);
3239
            }
3240
        }
3241
        str = args[nb_args - 1];
3242
        if (*ptype == '-' && ptype[1] != '\0') {
3243
            ptype += 2;
3244
        }
3245
        switch(*ptype) {
3246
        case 'F':
3247
            /* file completion */
3248
            readline_set_completion_index(cur_mon->rs, strlen(str));
3249
            file_completion(str);
3250
            break;
3251
        case 'B':
3252
            /* block device name completion */
3253
            readline_set_completion_index(cur_mon->rs, strlen(str));
3254
            bdrv_iterate(block_completion_it, (void *)str);
3255
            break;
3256
        case 's':
3257
            /* XXX: more generic ? */
3258
            if (!strcmp(cmd->name, "info")) {
3259
                readline_set_completion_index(cur_mon->rs, strlen(str));
3260
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3261
                    cmd_completion(str, cmd->name);
3262
                }
3263
            } else if (!strcmp(cmd->name, "sendkey")) {
3264
                char *sep = strrchr(str, '-');
3265
                if (sep)
3266
                    str = sep + 1;
3267
                readline_set_completion_index(cur_mon->rs, strlen(str));
3268
                for(key = key_defs; key->name != NULL; key++) {
3269
                    cmd_completion(str, key->name);
3270
                }
3271
            } else if (!strcmp(cmd->name, "help|?")) {
3272
                readline_set_completion_index(cur_mon->rs, strlen(str));
3273
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3274
                    cmd_completion(str, cmd->name);
3275
                }
3276
            }
3277
            break;
3278
        default:
3279
            break;
3280
        }
3281
    }
3282
    for(i = 0; i < nb_args; i++)
3283
        qemu_free(args[i]);
3284
}
3285

    
3286
static int monitor_can_read(void *opaque)
3287
{
3288
    Monitor *mon = opaque;
3289

    
3290
    return (mon->suspend_cnt == 0) ? 128 : 0;
3291
}
3292

    
3293
static void monitor_read(void *opaque, const uint8_t *buf, int size)
3294
{
3295
    Monitor *old_mon = cur_mon;
3296
    int i;
3297

    
3298
    cur_mon = opaque;
3299

    
3300
    if (cur_mon->rs) {
3301
        for (i = 0; i < size; i++)
3302
            readline_handle_byte(cur_mon->rs, buf[i]);
3303
    } else {
3304
        if (size == 0 || buf[size - 1] != 0)
3305
            monitor_printf(cur_mon, "corrupted command\n");
3306
        else
3307
            monitor_handle_command(cur_mon, (char *)buf);
3308
    }
3309

    
3310
    cur_mon = old_mon;
3311
}
3312

    
3313
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3314
{
3315
    monitor_suspend(mon);
3316
    monitor_handle_command(mon, cmdline);
3317
    monitor_resume(mon);
3318
}
3319

    
3320
int monitor_suspend(Monitor *mon)
3321
{
3322
    if (!mon->rs)
3323
        return -ENOTTY;
3324
    mon->suspend_cnt++;
3325
    return 0;
3326
}
3327

    
3328
void monitor_resume(Monitor *mon)
3329
{
3330
    if (!mon->rs)
3331
        return;
3332
    if (--mon->suspend_cnt == 0)
3333
        readline_show_prompt(mon->rs);
3334
}
3335

    
3336
static void monitor_event(void *opaque, int event)
3337
{
3338
    Monitor *mon = opaque;
3339

    
3340
    switch (event) {
3341
    case CHR_EVENT_MUX_IN:
3342
        mon->mux_out = 0;
3343
        if (mon->reset_seen) {
3344
            readline_restart(mon->rs);
3345
            monitor_resume(mon);
3346
            monitor_flush(mon);
3347
        } else {
3348
            mon->suspend_cnt = 0;
3349
        }
3350
        break;
3351

    
3352
    case CHR_EVENT_MUX_OUT:
3353
        if (mon->reset_seen) {
3354
            if (mon->suspend_cnt == 0) {
3355
                monitor_printf(mon, "\n");
3356
            }
3357
            monitor_flush(mon);
3358
            monitor_suspend(mon);
3359
        } else {
3360
            mon->suspend_cnt++;
3361
        }
3362
        mon->mux_out = 1;
3363
        break;
3364

    
3365
    case CHR_EVENT_RESET:
3366
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3367
                       "information\n", QEMU_VERSION);
3368
        if (!mon->mux_out) {
3369
            readline_show_prompt(mon->rs);
3370
        }
3371
        mon->reset_seen = 1;
3372
        break;
3373
    }
3374
}
3375

    
3376

    
3377
/*
3378
 * Local variables:
3379
 *  c-indent-level: 4
3380
 *  c-basic-offset: 4
3381
 *  tab-width: 8
3382
 * End:
3383
 */
3384

    
3385
void monitor_init(CharDriverState *chr, int flags)
3386
{
3387
    static int is_first_init = 1;
3388
    Monitor *mon;
3389

    
3390
    if (is_first_init) {
3391
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3392
        is_first_init = 0;
3393
    }
3394

    
3395
    mon = qemu_mallocz(sizeof(*mon));
3396

    
3397
    mon->chr = chr;
3398
    mon->flags = flags;
3399
    if (flags & MONITOR_USE_READLINE) {
3400
        mon->rs = readline_init(mon, monitor_find_completion);
3401
        monitor_read_command(mon, 0);
3402
    }
3403

    
3404
    qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3405
                          mon);
3406

    
3407
    QLIST_INSERT_HEAD(&mon_list, mon, entry);
3408
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3409
        cur_mon = mon;
3410
}
3411

    
3412
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3413
{
3414
    BlockDriverState *bs = opaque;
3415
    int ret = 0;
3416

    
3417
    if (bdrv_set_key(bs, password) != 0) {
3418
        monitor_printf(mon, "invalid password\n");
3419
        ret = -EPERM;
3420
    }
3421
    if (mon->password_completion_cb)
3422
        mon->password_completion_cb(mon->password_opaque, ret);
3423

    
3424
    monitor_read_command(mon, 1);
3425
}
3426

    
3427
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3428
                                 BlockDriverCompletionFunc *completion_cb,
3429
                                 void *opaque)
3430
{
3431
    int err;
3432

    
3433
    if (!bdrv_key_required(bs)) {
3434
        if (completion_cb)
3435
            completion_cb(opaque, 0);
3436
        return;
3437
    }
3438

    
3439
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3440
                   bdrv_get_encrypted_filename(bs));
3441

    
3442
    mon->password_completion_cb = completion_cb;
3443
    mon->password_opaque = opaque;
3444

    
3445
    err = monitor_read_password(mon, bdrv_password_cb, bs);
3446

    
3447
    if (err && completion_cb)
3448
        completion_cb(opaque, err);
3449
}
3450

    
3451
typedef struct QemuErrorSink QemuErrorSink;
3452
struct QemuErrorSink {
3453
    enum {
3454
        ERR_SINK_FILE,
3455
        ERR_SINK_MONITOR,
3456
    } dest;
3457
    union {
3458
        FILE    *fp;
3459
        Monitor *mon;
3460
    };
3461
    QemuErrorSink *previous;
3462
};
3463

    
3464
static QemuErrorSink *qemu_error_sink;
3465

    
3466
void qemu_errors_to_file(FILE *fp)
3467
{
3468
    QemuErrorSink *sink;
3469

    
3470
    sink = qemu_mallocz(sizeof(*sink));
3471
    sink->dest = ERR_SINK_FILE;
3472
    sink->fp = fp;
3473
    sink->previous = qemu_error_sink;
3474
    qemu_error_sink = sink;
3475
}
3476

    
3477
void qemu_errors_to_mon(Monitor *mon)
3478
{
3479
    QemuErrorSink *sink;
3480

    
3481
    sink = qemu_mallocz(sizeof(*sink));
3482
    sink->dest = ERR_SINK_MONITOR;
3483
    sink->mon = mon;
3484
    sink->previous = qemu_error_sink;
3485
    qemu_error_sink = sink;
3486
}
3487

    
3488
void qemu_errors_to_previous(void)
3489
{
3490
    QemuErrorSink *sink;
3491

    
3492
    assert(qemu_error_sink != NULL);
3493
    sink = qemu_error_sink;
3494
    qemu_error_sink = sink->previous;
3495
    qemu_free(sink);
3496
}
3497

    
3498
void qemu_error(const char *fmt, ...)
3499
{
3500
    va_list args;
3501

    
3502
    assert(qemu_error_sink != NULL);
3503
    switch (qemu_error_sink->dest) {
3504
    case ERR_SINK_FILE:
3505
        va_start(args, fmt);
3506
        vfprintf(qemu_error_sink->fp, fmt, args);
3507
        va_end(args);
3508
        break;
3509
    case ERR_SINK_MONITOR:
3510
        va_start(args, fmt);
3511
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
3512
        va_end(args);
3513
        break;
3514
    }
3515
}