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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 "net/slirp.h"
36
#include "qemu-char.h"
37
#include "sysemu.h"
38
#include "monitor.h"
39
#include "readline.h"
40
#include "console.h"
41
#include "block.h"
42
#include "audio/audio.h"
43
#include "disas.h"
44
#include "balloon.h"
45
#include "qemu-timer.h"
46
#include "migration.h"
47
#include "kvm.h"
48
#include "acl.h"
49
#include "qint.h"
50
#include "qlist.h"
51
#include "qdict.h"
52
#include "qbool.h"
53
#include "qstring.h"
54
#include "qerror.h"
55
#include "qjson.h"
56
#include "json-streamer.h"
57
#include "json-parser.h"
58
#include "osdep.h"
59

    
60
//#define DEBUG
61
//#define DEBUG_COMPLETION
62

    
63
/*
64
 * Supported types:
65
 *
66
 * 'F'          filename
67
 * 'B'          block device name
68
 * 's'          string (accept optional quote)
69
 * 'i'          32 bit integer
70
 * 'l'          target long (32 or 64 bit)
71
 * '/'          optional gdb-like print format (like "/10x")
72
 *
73
 * '?'          optional type (for all types, except '/')
74
 * '.'          other form of optional type (for 'i' and 'l')
75
 * '-'          optional parameter (eg. '-f')
76
 *
77
 */
78

    
79
typedef struct mon_cmd_t {
80
    const char *name;
81
    const char *args_type;
82
    const char *params;
83
    const char *help;
84
    void (*user_print)(Monitor *mon, const QObject *data);
85
    union {
86
        void (*info)(Monitor *mon);
87
        void (*info_new)(Monitor *mon, QObject **ret_data);
88
        void (*cmd)(Monitor *mon, const QDict *qdict);
89
        void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
90
    } mhandler;
91
} mon_cmd_t;
92

    
93
/* file descriptors passed via SCM_RIGHTS */
94
typedef struct mon_fd_t mon_fd_t;
95
struct mon_fd_t {
96
    char *name;
97
    int fd;
98
    QLIST_ENTRY(mon_fd_t) next;
99
};
100

    
101
typedef struct MonitorControl {
102
    QObject *id;
103
    int print_enabled;
104
    JSONMessageParser parser;
105
} MonitorControl;
106

    
107
struct Monitor {
108
    CharDriverState *chr;
109
    int mux_out;
110
    int reset_seen;
111
    int flags;
112
    int suspend_cnt;
113
    uint8_t outbuf[1024];
114
    int outbuf_index;
115
    ReadLineState *rs;
116
    MonitorControl *mc;
117
    CPUState *mon_cpu;
118
    BlockDriverCompletionFunc *password_completion_cb;
119
    void *password_opaque;
120
    QError *error;
121
    QLIST_HEAD(,mon_fd_t) fds;
122
    QLIST_ENTRY(Monitor) entry;
123
};
124

    
125
static QLIST_HEAD(mon_list, Monitor) mon_list;
126

    
127
static const mon_cmd_t mon_cmds[];
128
static const mon_cmd_t info_cmds[];
129

    
130
Monitor *cur_mon = NULL;
131

    
132
static void monitor_command_cb(Monitor *mon, const char *cmdline,
133
                               void *opaque);
134

    
135
/* Return true if in control mode, false otherwise */
136
static inline int monitor_ctrl_mode(const Monitor *mon)
137
{
138
    return (mon->flags & MONITOR_USE_CONTROL);
139
}
140

    
141
static void monitor_read_command(Monitor *mon, int show_prompt)
142
{
143
    readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
144
    if (show_prompt)
145
        readline_show_prompt(mon->rs);
146
}
147

    
148
static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
149
                                 void *opaque)
150
{
151
    if (mon->rs) {
152
        readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
153
        /* prompt is printed on return from the command handler */
154
        return 0;
155
    } else {
156
        monitor_printf(mon, "terminal does not support password prompting\n");
157
        return -ENOTTY;
158
    }
159
}
160

    
161
void monitor_flush(Monitor *mon)
162
{
163
    if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
164
        qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
165
        mon->outbuf_index = 0;
166
    }
167
}
168

    
169
/* flush at every end of line or if the buffer is full */
170
static void monitor_puts(Monitor *mon, const char *str)
171
{
172
    char c;
173

    
174
    if (!mon)
175
        return;
176

    
177
    for(;;) {
178
        c = *str++;
179
        if (c == '\0')
180
            break;
181
        if (c == '\n')
182
            mon->outbuf[mon->outbuf_index++] = '\r';
183
        mon->outbuf[mon->outbuf_index++] = c;
184
        if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
185
            || c == '\n')
186
            monitor_flush(mon);
187
    }
188
}
189

    
190
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
191
{
192
    if (mon->mc && !mon->mc->print_enabled) {
193
        qemu_error_new(QERR_UNDEFINED_ERROR);
194
    } else {
195
        char buf[4096];
196
        vsnprintf(buf, sizeof(buf), fmt, ap);
197
        monitor_puts(mon, buf);
198
    }
199
}
200

    
201
void monitor_printf(Monitor *mon, const char *fmt, ...)
202
{
203
    va_list ap;
204
    va_start(ap, fmt);
205
    monitor_vprintf(mon, fmt, ap);
206
    va_end(ap);
207
}
208

    
209
void monitor_print_filename(Monitor *mon, const char *filename)
210
{
211
    int i;
212

    
213
    for (i = 0; filename[i]; i++) {
214
        switch (filename[i]) {
215
        case ' ':
216
        case '"':
217
        case '\\':
218
            monitor_printf(mon, "\\%c", filename[i]);
219
            break;
220
        case '\t':
221
            monitor_printf(mon, "\\t");
222
            break;
223
        case '\r':
224
            monitor_printf(mon, "\\r");
225
            break;
226
        case '\n':
227
            monitor_printf(mon, "\\n");
228
            break;
229
        default:
230
            monitor_printf(mon, "%c", filename[i]);
231
            break;
232
        }
233
    }
234
}
235

    
236
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
237
{
238
    va_list ap;
239
    va_start(ap, fmt);
240
    monitor_vprintf((Monitor *)stream, fmt, ap);
241
    va_end(ap);
242
    return 0;
243
}
244

    
245
static void monitor_user_noop(Monitor *mon, const QObject *data) { }
246

    
247
static inline int monitor_handler_ported(const mon_cmd_t *cmd)
248
{
249
    return cmd->user_print != NULL;
250
}
251

    
252
static inline int monitor_has_error(const Monitor *mon)
253
{
254
    return mon->error != NULL;
255
}
256

    
257
static void monitor_print_qobject(Monitor *mon, const QObject *data)
258
{
259
    switch (qobject_type(data)) {
260
        case QTYPE_QSTRING:
261
            monitor_printf(mon, "%s",qstring_get_str(qobject_to_qstring(data)));
262
            break;
263
        case QTYPE_QINT:
264
            monitor_printf(mon, "%" PRId64,qint_get_int(qobject_to_qint(data)));
265
            break;
266
        default:
267
            monitor_printf(mon, "ERROR: unsupported type: %d",
268
                                                        qobject_type(data));
269
            break;
270
    }
271

    
272
    monitor_puts(mon, "\n");
273
}
274

    
275
static void monitor_json_emitter(Monitor *mon, const QObject *data)
276
{
277
    QString *json;
278

    
279
    json = qobject_to_json(data);
280
    assert(json != NULL);
281

    
282
    mon->mc->print_enabled = 1;
283
    monitor_printf(mon, "%s\n", qstring_get_str(json));
284
    mon->mc->print_enabled = 0;
285

    
286
    QDECREF(json);
287
}
288

    
289
static void monitor_protocol_emitter(Monitor *mon, QObject *data)
290
{
291
    QDict *qmp;
292

    
293
    qmp = qdict_new();
294

    
295
    if (!monitor_has_error(mon)) {
296
        /* success response */
297
        if (data) {
298
            qobject_incref(data);
299
            qdict_put_obj(qmp, "return", data);
300
        } else {
301
            qdict_put(qmp, "return", qstring_from_str("OK"));
302
        }
303
    } else {
304
        /* error response */
305
        qdict_put(qmp, "error", mon->error->error);
306
        QINCREF(mon->error->error);
307
        QDECREF(mon->error);
308
        mon->error = NULL;
309
    }
310

    
311
    if (mon->mc->id) {
312
        qdict_put_obj(qmp, "id", mon->mc->id);
313
        mon->mc->id = NULL;
314
    }
315

    
316
    monitor_json_emitter(mon, QOBJECT(qmp));
317
    QDECREF(qmp);
318
}
319

    
320
static void timestamp_put(QDict *qdict)
321
{
322
    int err;
323
    QObject *obj;
324
    qemu_timeval tv;
325

    
326
    err = qemu_gettimeofday(&tv);
327
    if (err < 0)
328
        return;
329

    
330
    obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
331
                                "'microseconds': %" PRId64 " }",
332
                                (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
333
    assert(obj != NULL);
334

    
335
    qdict_put_obj(qdict, "timestamp", obj);
336
}
337

    
338
/**
339
 * monitor_protocol_event(): Generate a Monitor event
340
 *
341
 * Event-specific data can be emitted through the (optional) 'data' parameter.
342
 */
343
void monitor_protocol_event(MonitorEvent event, QObject *data)
344
{
345
    QDict *qmp;
346
    const char *event_name;
347
    Monitor *mon = cur_mon;
348

    
349
    assert(event < QEVENT_MAX);
350

    
351
    if (!monitor_ctrl_mode(mon))
352
        return;
353

    
354
    switch (event) {
355
        case QEVENT_DEBUG:
356
            event_name = "DEBUG";
357
            break;
358
        case QEVENT_SHUTDOWN:
359
            event_name = "SHUTDOWN";
360
            break;
361
        case QEVENT_RESET:
362
            event_name = "RESET";
363
            break;
364
        case QEVENT_POWERDOWN:
365
            event_name = "POWERDOWN";
366
            break;
367
        case QEVENT_STOP:
368
            event_name = "STOP";
369
            break;
370
        default:
371
            abort();
372
            break;
373
    }
374

    
375
    qmp = qdict_new();
376
    timestamp_put(qmp);
377
    qdict_put(qmp, "event", qstring_from_str(event_name));
378
    if (data)
379
        qdict_put_obj(qmp, "data", data);
380

    
381
    monitor_json_emitter(mon, QOBJECT(qmp));
382
    QDECREF(qmp);
383
}
384

    
385
static int compare_cmd(const char *name, const char *list)
386
{
387
    const char *p, *pstart;
388
    int len;
389
    len = strlen(name);
390
    p = list;
391
    for(;;) {
392
        pstart = p;
393
        p = strchr(p, '|');
394
        if (!p)
395
            p = pstart + strlen(pstart);
396
        if ((p - pstart) == len && !memcmp(pstart, name, len))
397
            return 1;
398
        if (*p == '\0')
399
            break;
400
        p++;
401
    }
402
    return 0;
403
}
404

    
405
static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
406
                          const char *prefix, const char *name)
407
{
408
    const mon_cmd_t *cmd;
409

    
410
    for(cmd = cmds; cmd->name != NULL; cmd++) {
411
        if (!name || !strcmp(name, cmd->name))
412
            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
413
                           cmd->params, cmd->help);
414
    }
415
}
416

    
417
static void help_cmd(Monitor *mon, const char *name)
418
{
419
    if (name && !strcmp(name, "info")) {
420
        help_cmd_dump(mon, info_cmds, "info ", NULL);
421
    } else {
422
        help_cmd_dump(mon, mon_cmds, "", name);
423
        if (name && !strcmp(name, "log")) {
424
            const CPULogItem *item;
425
            monitor_printf(mon, "Log items (comma separated):\n");
426
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
427
            for(item = cpu_log_items; item->mask != 0; item++) {
428
                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
429
            }
430
        }
431
    }
432
}
433

    
434
static void do_help_cmd(Monitor *mon, const QDict *qdict)
435
{
436
    help_cmd(mon, qdict_get_try_str(qdict, "name"));
437
}
438

    
439
static void do_commit(Monitor *mon, const QDict *qdict)
440
{
441
    int all_devices;
442
    DriveInfo *dinfo;
443
    const char *device = qdict_get_str(qdict, "device");
444

    
445
    all_devices = !strcmp(device, "all");
446
    QTAILQ_FOREACH(dinfo, &drives, next) {
447
        if (!all_devices)
448
            if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
449
                continue;
450
        bdrv_commit(dinfo->bdrv);
451
    }
452
}
453

    
454
static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
455
{
456
    const mon_cmd_t *cmd;
457
    const char *item = qdict_get_try_str(qdict, "item");
458

    
459
    if (!item) {
460
        assert(monitor_ctrl_mode(mon) == 0);
461
        goto help;
462
    }
463

    
464
    for (cmd = info_cmds; cmd->name != NULL; cmd++) {
465
        if (compare_cmd(item, cmd->name))
466
            break;
467
    }
468

    
469
    if (cmd->name == NULL) {
470
        if (monitor_ctrl_mode(mon)) {
471
            qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
472
            return;
473
        }
474
        goto help;
475
    }
476

    
477
    if (monitor_handler_ported(cmd)) {
478
        cmd->mhandler.info_new(mon, ret_data);
479

    
480
        if (!monitor_ctrl_mode(mon)) {
481
            /*
482
             * User Protocol function is called here, Monitor Protocol is
483
             * handled by monitor_call_handler()
484
             */
485
            if (*ret_data)
486
                cmd->user_print(mon, *ret_data);
487
        }
488
    } else {
489
        if (monitor_ctrl_mode(mon)) {
490
            /* handler not converted yet */
491
            qemu_error_new(QERR_COMMAND_NOT_FOUND, item);
492
        } else {
493
            cmd->mhandler.info(mon);
494
        }
495
    }
496

    
497
    return;
498

    
499
help:
500
    help_cmd(mon, "info");
501
}
502

    
503
/**
504
 * do_info_version(): Show QEMU version
505
 */
506
static void do_info_version(Monitor *mon, QObject **ret_data)
507
{
508
    *ret_data = QOBJECT(qstring_from_str(QEMU_VERSION QEMU_PKGVERSION));
509
}
510

    
511
static void do_info_name(Monitor *mon)
512
{
513
    if (qemu_name)
514
        monitor_printf(mon, "%s\n", qemu_name);
515
}
516

    
517
/**
518
 * do_info_commands(): List QMP available commands
519
 *
520
 * Return a QList of QStrings.
521
 */
522
static void do_info_commands(Monitor *mon, QObject **ret_data)
523
{
524
    QList *cmd_list;
525
    const mon_cmd_t *cmd;
526

    
527
    cmd_list = qlist_new();
528

    
529
    for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
530
        if (monitor_handler_ported(cmd) && !compare_cmd(cmd->name, "info")) {
531
            qlist_append(cmd_list, qstring_from_str(cmd->name));
532
        }
533
    }
534

    
535
    for (cmd = info_cmds; cmd->name != NULL; cmd++) {
536
        if (monitor_handler_ported(cmd)) {
537
            char buf[128];
538
            snprintf(buf, sizeof(buf), "query-%s", cmd->name);
539
            qlist_append(cmd_list, qstring_from_str(buf));
540
        }
541
    }
542

    
543
    *ret_data = QOBJECT(cmd_list);
544
}
545

    
546
#if defined(TARGET_I386)
547
static void do_info_hpet(Monitor *mon)
548
{
549
    monitor_printf(mon, "HPET is %s by QEMU\n",
550
                   (no_hpet) ? "disabled" : "enabled");
551
}
552
#endif
553

    
554
static void do_info_uuid(Monitor *mon)
555
{
556
    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
557
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
558
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
559
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
560
                   qemu_uuid[14], qemu_uuid[15]);
561
}
562

    
563
/* get the current CPU defined by the user */
564
static int mon_set_cpu(int cpu_index)
565
{
566
    CPUState *env;
567

    
568
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
569
        if (env->cpu_index == cpu_index) {
570
            cur_mon->mon_cpu = env;
571
            return 0;
572
        }
573
    }
574
    return -1;
575
}
576

    
577
static CPUState *mon_get_cpu(void)
578
{
579
    if (!cur_mon->mon_cpu) {
580
        mon_set_cpu(0);
581
    }
582
    cpu_synchronize_state(cur_mon->mon_cpu);
583
    return cur_mon->mon_cpu;
584
}
585

    
586
static void do_info_registers(Monitor *mon)
587
{
588
    CPUState *env;
589
    env = mon_get_cpu();
590
    if (!env)
591
        return;
592
#ifdef TARGET_I386
593
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
594
                   X86_DUMP_FPU);
595
#else
596
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
597
                   0);
598
#endif
599
}
600

    
601
static void print_cpu_iter(QObject *obj, void *opaque)
602
{
603
    QDict *cpu;
604
    int active = ' ';
605
    Monitor *mon = opaque;
606

    
607
    assert(qobject_type(obj) == QTYPE_QDICT);
608
    cpu = qobject_to_qdict(obj);
609

    
610
    if (strcmp(qdict_get_str(cpu, "current"), "yes") == 0)
611
        active = '*';
612

    
613
    monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));
614

    
615
#if defined(TARGET_I386)
616
    monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
617
                   (target_ulong) qdict_get_int(cpu, "pc"));
618
#elif defined(TARGET_PPC)
619
    monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
620
                   (target_long) qdict_get_int(cpu, "nip"));
621
#elif defined(TARGET_SPARC)
622
    monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
623
                   (target_long) qdict_get_int(cpu, "pc"));
624
    monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
625
                   (target_long) qdict_get_int(cpu, "npc"));
626
#elif defined(TARGET_MIPS)
627
    monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
628
                   (target_long) qdict_get_int(cpu, "PC"));
629
#endif
630

    
631
    if (strcmp(qdict_get_str(cpu, "halted"), "yes") == 0)
632
        monitor_printf(mon, " (halted)");
633

    
634
    monitor_printf(mon, "\n");
635
}
636

    
637
static void monitor_print_cpus(Monitor *mon, const QObject *data)
638
{
639
    QList *cpu_list;
640

    
641
    assert(qobject_type(data) == QTYPE_QLIST);
642
    cpu_list = qobject_to_qlist(data);
643
    qlist_iter(cpu_list, print_cpu_iter, mon);
644
}
645

    
646
/**
647
 * do_info_cpus(): Show CPU information
648
 *
649
 * Return a QList with a QDict for each CPU.
650
 *
651
 * For example:
652
 *
653
 * [ { "CPU": 0, "current": "yes", "pc": 0x..., "halted": "no" },
654
 *   { "CPU": 1, "current": "no",  "pc": 0x..., "halted": "yes" } ]
655
 */
656
static void do_info_cpus(Monitor *mon, QObject **ret_data)
657
{
658
    CPUState *env;
659
    QList *cpu_list;
660

    
661
    cpu_list = qlist_new();
662

    
663
    /* just to set the default cpu if not already done */
664
    mon_get_cpu();
665

    
666
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
667
        const char *answer;
668
        QDict *cpu = qdict_new();
669

    
670
        cpu_synchronize_state(env);
671

    
672
        qdict_put(cpu, "CPU", qint_from_int(env->cpu_index));
673
        answer = (env == mon->mon_cpu) ? "yes" : "no";
674
        qdict_put(cpu, "current", qstring_from_str(answer));
675

    
676
#if defined(TARGET_I386)
677
        qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
678
#elif defined(TARGET_PPC)
679
        qdict_put(cpu, "nip", qint_from_int(env->nip));
680
#elif defined(TARGET_SPARC)
681
        qdict_put(cpu, "pc", qint_from_int(env->pc));
682
        qdict_put(cpu, "npc", qint_from_int(env->npc));
683
#elif defined(TARGET_MIPS)
684
        qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
685
#endif
686
        answer = env->halted ? "yes" : "no";
687
        qdict_put(cpu, "halted", qstring_from_str(answer));
688

    
689
        qlist_append(cpu_list, cpu);
690
    }
691

    
692
    *ret_data = QOBJECT(cpu_list);
693
}
694

    
695
static void do_cpu_set(Monitor *mon, const QDict *qdict)
696
{
697
    int index = qdict_get_int(qdict, "index");
698
    if (mon_set_cpu(index) < 0)
699
        monitor_printf(mon, "Invalid CPU index\n");
700
}
701

    
702
static void do_info_jit(Monitor *mon)
703
{
704
    dump_exec_info((FILE *)mon, monitor_fprintf);
705
}
706

    
707
static void do_info_history(Monitor *mon)
708
{
709
    int i;
710
    const char *str;
711

    
712
    if (!mon->rs)
713
        return;
714
    i = 0;
715
    for(;;) {
716
        str = readline_get_history(mon->rs, i);
717
        if (!str)
718
            break;
719
        monitor_printf(mon, "%d: '%s'\n", i, str);
720
        i++;
721
    }
722
}
723

    
724
#if defined(TARGET_PPC)
725
/* XXX: not implemented in other targets */
726
static void do_info_cpu_stats(Monitor *mon)
727
{
728
    CPUState *env;
729

    
730
    env = mon_get_cpu();
731
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
732
}
733
#endif
734

    
735
/**
736
 * do_quit(): Quit QEMU execution
737
 */
738
static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
739
{
740
    exit(0);
741
}
742

    
743
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
744
{
745
    if (bdrv_is_inserted(bs)) {
746
        if (!force) {
747
            if (!bdrv_is_removable(bs)) {
748
                monitor_printf(mon, "device is not removable\n");
749
                return -1;
750
            }
751
            if (bdrv_is_locked(bs)) {
752
                monitor_printf(mon, "device is locked\n");
753
                return -1;
754
            }
755
        }
756
        bdrv_close(bs);
757
    }
758
    return 0;
759
}
760

    
761
static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
762
{
763
    BlockDriverState *bs;
764
    int force = qdict_get_int(qdict, "force");
765
    const char *filename = qdict_get_str(qdict, "filename");
766

    
767
    bs = bdrv_find(filename);
768
    if (!bs) {
769
        monitor_printf(mon, "device not found\n");
770
        return;
771
    }
772
    eject_device(mon, bs, force);
773
}
774

    
775
static void do_change_block(Monitor *mon, const char *device,
776
                            const char *filename, const char *fmt)
777
{
778
    BlockDriverState *bs;
779
    BlockDriver *drv = NULL;
780

    
781
    bs = bdrv_find(device);
782
    if (!bs) {
783
        monitor_printf(mon, "device not found\n");
784
        return;
785
    }
786
    if (fmt) {
787
        drv = bdrv_find_whitelisted_format(fmt);
788
        if (!drv) {
789
            monitor_printf(mon, "invalid format %s\n", fmt);
790
            return;
791
        }
792
    }
793
    if (eject_device(mon, bs, 0) < 0)
794
        return;
795
    bdrv_open2(bs, filename, 0, drv);
796
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
797
}
798

    
799
static void change_vnc_password_cb(Monitor *mon, const char *password,
800
                                   void *opaque)
801
{
802
    if (vnc_display_password(NULL, password) < 0)
803
        monitor_printf(mon, "could not set VNC server password\n");
804

    
805
    monitor_read_command(mon, 1);
806
}
807

    
808
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
809
{
810
    if (strcmp(target, "passwd") == 0 ||
811
        strcmp(target, "password") == 0) {
812
        if (arg) {
813
            char password[9];
814
            strncpy(password, arg, sizeof(password));
815
            password[sizeof(password) - 1] = '\0';
816
            change_vnc_password_cb(mon, password, NULL);
817
        } else {
818
            monitor_read_password(mon, change_vnc_password_cb, NULL);
819
        }
820
    } else {
821
        if (vnc_display_open(NULL, target) < 0)
822
            monitor_printf(mon, "could not start VNC server on %s\n", target);
823
    }
824
}
825

    
826
static void do_change(Monitor *mon, const QDict *qdict)
827
{
828
    const char *device = qdict_get_str(qdict, "device");
829
    const char *target = qdict_get_str(qdict, "target");
830
    const char *arg = qdict_get_try_str(qdict, "arg");
831
    if (strcmp(device, "vnc") == 0) {
832
        do_change_vnc(mon, target, arg);
833
    } else {
834
        do_change_block(mon, device, target, arg);
835
    }
836
}
837

    
838
static void do_screen_dump(Monitor *mon, const QDict *qdict)
839
{
840
    vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
841
}
842

    
843
static void do_logfile(Monitor *mon, const QDict *qdict)
844
{
845
    cpu_set_log_filename(qdict_get_str(qdict, "filename"));
846
}
847

    
848
static void do_log(Monitor *mon, const QDict *qdict)
849
{
850
    int mask;
851
    const char *items = qdict_get_str(qdict, "items");
852

    
853
    if (!strcmp(items, "none")) {
854
        mask = 0;
855
    } else {
856
        mask = cpu_str_to_log_mask(items);
857
        if (!mask) {
858
            help_cmd(mon, "log");
859
            return;
860
        }
861
    }
862
    cpu_set_log(mask);
863
}
864

    
865
static void do_singlestep(Monitor *mon, const QDict *qdict)
866
{
867
    const char *option = qdict_get_try_str(qdict, "option");
868
    if (!option || !strcmp(option, "on")) {
869
        singlestep = 1;
870
    } else if (!strcmp(option, "off")) {
871
        singlestep = 0;
872
    } else {
873
        monitor_printf(mon, "unexpected option %s\n", option);
874
    }
875
}
876

    
877
/**
878
 * do_stop(): Stop VM execution
879
 */
880
static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
881
{
882
    vm_stop(EXCP_INTERRUPT);
883
}
884

    
885
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
886

    
887
struct bdrv_iterate_context {
888
    Monitor *mon;
889
    int err;
890
};
891

    
892
/**
893
 * do_cont(): Resume emulation.
894
 */
895
static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
896
{
897
    struct bdrv_iterate_context context = { mon, 0 };
898

    
899
    bdrv_iterate(encrypted_bdrv_it, &context);
900
    /* only resume the vm if all keys are set and valid */
901
    if (!context.err)
902
        vm_start();
903
}
904

    
905
static void bdrv_key_cb(void *opaque, int err)
906
{
907
    Monitor *mon = opaque;
908

    
909
    /* another key was set successfully, retry to continue */
910
    if (!err)
911
        do_cont(mon, NULL, NULL);
912
}
913

    
914
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
915
{
916
    struct bdrv_iterate_context *context = opaque;
917

    
918
    if (!context->err && bdrv_key_required(bs)) {
919
        context->err = -EBUSY;
920
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
921
                                    context->mon);
922
    }
923
}
924

    
925
static void do_gdbserver(Monitor *mon, const QDict *qdict)
926
{
927
    const char *device = qdict_get_try_str(qdict, "device");
928
    if (!device)
929
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
930
    if (gdbserver_start(device) < 0) {
931
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
932
                       device);
933
    } else if (strcmp(device, "none") == 0) {
934
        monitor_printf(mon, "Disabled gdbserver\n");
935
    } else {
936
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
937
                       device);
938
    }
939
}
940

    
941
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
942
{
943
    const char *action = qdict_get_str(qdict, "action");
944
    if (select_watchdog_action(action) == -1) {
945
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
946
    }
947
}
948

    
949
static void monitor_printc(Monitor *mon, int c)
950
{
951
    monitor_printf(mon, "'");
952
    switch(c) {
953
    case '\'':
954
        monitor_printf(mon, "\\'");
955
        break;
956
    case '\\':
957
        monitor_printf(mon, "\\\\");
958
        break;
959
    case '\n':
960
        monitor_printf(mon, "\\n");
961
        break;
962
    case '\r':
963
        monitor_printf(mon, "\\r");
964
        break;
965
    default:
966
        if (c >= 32 && c <= 126) {
967
            monitor_printf(mon, "%c", c);
968
        } else {
969
            monitor_printf(mon, "\\x%02x", c);
970
        }
971
        break;
972
    }
973
    monitor_printf(mon, "'");
974
}
975

    
976
static void memory_dump(Monitor *mon, int count, int format, int wsize,
977
                        target_phys_addr_t addr, int is_physical)
978
{
979
    CPUState *env;
980
    int nb_per_line, l, line_size, i, max_digits, len;
981
    uint8_t buf[16];
982
    uint64_t v;
983

    
984
    if (format == 'i') {
985
        int flags;
986
        flags = 0;
987
        env = mon_get_cpu();
988
        if (!env && !is_physical)
989
            return;
990
#ifdef TARGET_I386
991
        if (wsize == 2) {
992
            flags = 1;
993
        } else if (wsize == 4) {
994
            flags = 0;
995
        } else {
996
            /* as default we use the current CS size */
997
            flags = 0;
998
            if (env) {
999
#ifdef TARGET_X86_64
1000
                if ((env->efer & MSR_EFER_LMA) &&
1001
                    (env->segs[R_CS].flags & DESC_L_MASK))
1002
                    flags = 2;
1003
                else
1004
#endif
1005
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
1006
                    flags = 1;
1007
            }
1008
        }
1009
#endif
1010
        monitor_disas(mon, env, addr, count, is_physical, flags);
1011
        return;
1012
    }
1013

    
1014
    len = wsize * count;
1015
    if (wsize == 1)
1016
        line_size = 8;
1017
    else
1018
        line_size = 16;
1019
    nb_per_line = line_size / wsize;
1020
    max_digits = 0;
1021

    
1022
    switch(format) {
1023
    case 'o':
1024
        max_digits = (wsize * 8 + 2) / 3;
1025
        break;
1026
    default:
1027
    case 'x':
1028
        max_digits = (wsize * 8) / 4;
1029
        break;
1030
    case 'u':
1031
    case 'd':
1032
        max_digits = (wsize * 8 * 10 + 32) / 33;
1033
        break;
1034
    case 'c':
1035
        wsize = 1;
1036
        break;
1037
    }
1038

    
1039
    while (len > 0) {
1040
        if (is_physical)
1041
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
1042
        else
1043
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1044
        l = len;
1045
        if (l > line_size)
1046
            l = line_size;
1047
        if (is_physical) {
1048
            cpu_physical_memory_rw(addr, buf, l, 0);
1049
        } else {
1050
            env = mon_get_cpu();
1051
            if (!env)
1052
                break;
1053
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1054
                monitor_printf(mon, " Cannot access memory\n");
1055
                break;
1056
            }
1057
        }
1058
        i = 0;
1059
        while (i < l) {
1060
            switch(wsize) {
1061
            default:
1062
            case 1:
1063
                v = ldub_raw(buf + i);
1064
                break;
1065
            case 2:
1066
                v = lduw_raw(buf + i);
1067
                break;
1068
            case 4:
1069
                v = (uint32_t)ldl_raw(buf + i);
1070
                break;
1071
            case 8:
1072
                v = ldq_raw(buf + i);
1073
                break;
1074
            }
1075
            monitor_printf(mon, " ");
1076
            switch(format) {
1077
            case 'o':
1078
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1079
                break;
1080
            case 'x':
1081
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1082
                break;
1083
            case 'u':
1084
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
1085
                break;
1086
            case 'd':
1087
                monitor_printf(mon, "%*" PRId64, max_digits, v);
1088
                break;
1089
            case 'c':
1090
                monitor_printc(mon, v);
1091
                break;
1092
            }
1093
            i += wsize;
1094
        }
1095
        monitor_printf(mon, "\n");
1096
        addr += l;
1097
        len -= l;
1098
    }
1099
}
1100

    
1101
static void do_memory_dump(Monitor *mon, const QDict *qdict)
1102
{
1103
    int count = qdict_get_int(qdict, "count");
1104
    int format = qdict_get_int(qdict, "format");
1105
    int size = qdict_get_int(qdict, "size");
1106
    target_long addr = qdict_get_int(qdict, "addr");
1107

    
1108
    memory_dump(mon, count, format, size, addr, 0);
1109
}
1110

    
1111
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1112
{
1113
    int count = qdict_get_int(qdict, "count");
1114
    int format = qdict_get_int(qdict, "format");
1115
    int size = qdict_get_int(qdict, "size");
1116
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1117

    
1118
    memory_dump(mon, count, format, size, addr, 1);
1119
}
1120

    
1121
static void do_print(Monitor *mon, const QDict *qdict)
1122
{
1123
    int format = qdict_get_int(qdict, "format");
1124
    target_phys_addr_t val = qdict_get_int(qdict, "val");
1125

    
1126
#if TARGET_PHYS_ADDR_BITS == 32
1127
    switch(format) {
1128
    case 'o':
1129
        monitor_printf(mon, "%#o", val);
1130
        break;
1131
    case 'x':
1132
        monitor_printf(mon, "%#x", val);
1133
        break;
1134
    case 'u':
1135
        monitor_printf(mon, "%u", val);
1136
        break;
1137
    default:
1138
    case 'd':
1139
        monitor_printf(mon, "%d", val);
1140
        break;
1141
    case 'c':
1142
        monitor_printc(mon, val);
1143
        break;
1144
    }
1145
#else
1146
    switch(format) {
1147
    case 'o':
1148
        monitor_printf(mon, "%#" PRIo64, val);
1149
        break;
1150
    case 'x':
1151
        monitor_printf(mon, "%#" PRIx64, val);
1152
        break;
1153
    case 'u':
1154
        monitor_printf(mon, "%" PRIu64, val);
1155
        break;
1156
    default:
1157
    case 'd':
1158
        monitor_printf(mon, "%" PRId64, val);
1159
        break;
1160
    case 'c':
1161
        monitor_printc(mon, val);
1162
        break;
1163
    }
1164
#endif
1165
    monitor_printf(mon, "\n");
1166
}
1167

    
1168
static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1169
{
1170
    FILE *f;
1171
    uint32_t size = qdict_get_int(qdict, "size");
1172
    const char *filename = qdict_get_str(qdict, "filename");
1173
    target_long addr = qdict_get_int(qdict, "val");
1174
    uint32_t l;
1175
    CPUState *env;
1176
    uint8_t buf[1024];
1177

    
1178
    env = mon_get_cpu();
1179
    if (!env)
1180
        return;
1181

    
1182
    f = fopen(filename, "wb");
1183
    if (!f) {
1184
        monitor_printf(mon, "could not open '%s'\n", filename);
1185
        return;
1186
    }
1187
    while (size != 0) {
1188
        l = sizeof(buf);
1189
        if (l > size)
1190
            l = size;
1191
        cpu_memory_rw_debug(env, addr, buf, l, 0);
1192
        fwrite(buf, 1, l, f);
1193
        addr += l;
1194
        size -= l;
1195
    }
1196
    fclose(f);
1197
}
1198

    
1199
static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1200
                                    QObject **ret_data)
1201
{
1202
    FILE *f;
1203
    uint32_t l;
1204
    uint8_t buf[1024];
1205
    uint32_t size = qdict_get_int(qdict, "size");
1206
    const char *filename = qdict_get_str(qdict, "filename");
1207
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
1208

    
1209
    f = fopen(filename, "wb");
1210
    if (!f) {
1211
        monitor_printf(mon, "could not open '%s'\n", filename);
1212
        return;
1213
    }
1214
    while (size != 0) {
1215
        l = sizeof(buf);
1216
        if (l > size)
1217
            l = size;
1218
        cpu_physical_memory_rw(addr, buf, l, 0);
1219
        fwrite(buf, 1, l, f);
1220
        fflush(f);
1221
        addr += l;
1222
        size -= l;
1223
    }
1224
    fclose(f);
1225
}
1226

    
1227
static void do_sum(Monitor *mon, const QDict *qdict)
1228
{
1229
    uint32_t addr;
1230
    uint8_t buf[1];
1231
    uint16_t sum;
1232
    uint32_t start = qdict_get_int(qdict, "start");
1233
    uint32_t size = qdict_get_int(qdict, "size");
1234

    
1235
    sum = 0;
1236
    for(addr = start; addr < (start + size); addr++) {
1237
        cpu_physical_memory_rw(addr, buf, 1, 0);
1238
        /* BSD sum algorithm ('sum' Unix command) */
1239
        sum = (sum >> 1) | (sum << 15);
1240
        sum += buf[0];
1241
    }
1242
    monitor_printf(mon, "%05d\n", sum);
1243
}
1244

    
1245
typedef struct {
1246
    int keycode;
1247
    const char *name;
1248
} KeyDef;
1249

    
1250
static const KeyDef key_defs[] = {
1251
    { 0x2a, "shift" },
1252
    { 0x36, "shift_r" },
1253

    
1254
    { 0x38, "alt" },
1255
    { 0xb8, "alt_r" },
1256
    { 0x64, "altgr" },
1257
    { 0xe4, "altgr_r" },
1258
    { 0x1d, "ctrl" },
1259
    { 0x9d, "ctrl_r" },
1260

    
1261
    { 0xdd, "menu" },
1262

    
1263
    { 0x01, "esc" },
1264

    
1265
    { 0x02, "1" },
1266
    { 0x03, "2" },
1267
    { 0x04, "3" },
1268
    { 0x05, "4" },
1269
    { 0x06, "5" },
1270
    { 0x07, "6" },
1271
    { 0x08, "7" },
1272
    { 0x09, "8" },
1273
    { 0x0a, "9" },
1274
    { 0x0b, "0" },
1275
    { 0x0c, "minus" },
1276
    { 0x0d, "equal" },
1277
    { 0x0e, "backspace" },
1278

    
1279
    { 0x0f, "tab" },
1280
    { 0x10, "q" },
1281
    { 0x11, "w" },
1282
    { 0x12, "e" },
1283
    { 0x13, "r" },
1284
    { 0x14, "t" },
1285
    { 0x15, "y" },
1286
    { 0x16, "u" },
1287
    { 0x17, "i" },
1288
    { 0x18, "o" },
1289
    { 0x19, "p" },
1290

    
1291
    { 0x1c, "ret" },
1292

    
1293
    { 0x1e, "a" },
1294
    { 0x1f, "s" },
1295
    { 0x20, "d" },
1296
    { 0x21, "f" },
1297
    { 0x22, "g" },
1298
    { 0x23, "h" },
1299
    { 0x24, "j" },
1300
    { 0x25, "k" },
1301
    { 0x26, "l" },
1302

    
1303
    { 0x2c, "z" },
1304
    { 0x2d, "x" },
1305
    { 0x2e, "c" },
1306
    { 0x2f, "v" },
1307
    { 0x30, "b" },
1308
    { 0x31, "n" },
1309
    { 0x32, "m" },
1310
    { 0x33, "comma" },
1311
    { 0x34, "dot" },
1312
    { 0x35, "slash" },
1313

    
1314
    { 0x37, "asterisk" },
1315

    
1316
    { 0x39, "spc" },
1317
    { 0x3a, "caps_lock" },
1318
    { 0x3b, "f1" },
1319
    { 0x3c, "f2" },
1320
    { 0x3d, "f3" },
1321
    { 0x3e, "f4" },
1322
    { 0x3f, "f5" },
1323
    { 0x40, "f6" },
1324
    { 0x41, "f7" },
1325
    { 0x42, "f8" },
1326
    { 0x43, "f9" },
1327
    { 0x44, "f10" },
1328
    { 0x45, "num_lock" },
1329
    { 0x46, "scroll_lock" },
1330

    
1331
    { 0xb5, "kp_divide" },
1332
    { 0x37, "kp_multiply" },
1333
    { 0x4a, "kp_subtract" },
1334
    { 0x4e, "kp_add" },
1335
    { 0x9c, "kp_enter" },
1336
    { 0x53, "kp_decimal" },
1337
    { 0x54, "sysrq" },
1338

    
1339
    { 0x52, "kp_0" },
1340
    { 0x4f, "kp_1" },
1341
    { 0x50, "kp_2" },
1342
    { 0x51, "kp_3" },
1343
    { 0x4b, "kp_4" },
1344
    { 0x4c, "kp_5" },
1345
    { 0x4d, "kp_6" },
1346
    { 0x47, "kp_7" },
1347
    { 0x48, "kp_8" },
1348
    { 0x49, "kp_9" },
1349

    
1350
    { 0x56, "<" },
1351

    
1352
    { 0x57, "f11" },
1353
    { 0x58, "f12" },
1354

    
1355
    { 0xb7, "print" },
1356

    
1357
    { 0xc7, "home" },
1358
    { 0xc9, "pgup" },
1359
    { 0xd1, "pgdn" },
1360
    { 0xcf, "end" },
1361

    
1362
    { 0xcb, "left" },
1363
    { 0xc8, "up" },
1364
    { 0xd0, "down" },
1365
    { 0xcd, "right" },
1366

    
1367
    { 0xd2, "insert" },
1368
    { 0xd3, "delete" },
1369
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1370
    { 0xf0, "stop" },
1371
    { 0xf1, "again" },
1372
    { 0xf2, "props" },
1373
    { 0xf3, "undo" },
1374
    { 0xf4, "front" },
1375
    { 0xf5, "copy" },
1376
    { 0xf6, "open" },
1377
    { 0xf7, "paste" },
1378
    { 0xf8, "find" },
1379
    { 0xf9, "cut" },
1380
    { 0xfa, "lf" },
1381
    { 0xfb, "help" },
1382
    { 0xfc, "meta_l" },
1383
    { 0xfd, "meta_r" },
1384
    { 0xfe, "compose" },
1385
#endif
1386
    { 0, NULL },
1387
};
1388

    
1389
static int get_keycode(const char *key)
1390
{
1391
    const KeyDef *p;
1392
    char *endp;
1393
    int ret;
1394

    
1395
    for(p = key_defs; p->name != NULL; p++) {
1396
        if (!strcmp(key, p->name))
1397
            return p->keycode;
1398
    }
1399
    if (strstart(key, "0x", NULL)) {
1400
        ret = strtoul(key, &endp, 0);
1401
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1402
            return ret;
1403
    }
1404
    return -1;
1405
}
1406

    
1407
#define MAX_KEYCODES 16
1408
static uint8_t keycodes[MAX_KEYCODES];
1409
static int nb_pending_keycodes;
1410
static QEMUTimer *key_timer;
1411

    
1412
static void release_keys(void *opaque)
1413
{
1414
    int keycode;
1415

    
1416
    while (nb_pending_keycodes > 0) {
1417
        nb_pending_keycodes--;
1418
        keycode = keycodes[nb_pending_keycodes];
1419
        if (keycode & 0x80)
1420
            kbd_put_keycode(0xe0);
1421
        kbd_put_keycode(keycode | 0x80);
1422
    }
1423
}
1424

    
1425
static void do_sendkey(Monitor *mon, const QDict *qdict)
1426
{
1427
    char keyname_buf[16];
1428
    char *separator;
1429
    int keyname_len, keycode, i;
1430
    const char *string = qdict_get_str(qdict, "string");
1431
    int has_hold_time = qdict_haskey(qdict, "hold_time");
1432
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1433

    
1434
    if (nb_pending_keycodes > 0) {
1435
        qemu_del_timer(key_timer);
1436
        release_keys(NULL);
1437
    }
1438
    if (!has_hold_time)
1439
        hold_time = 100;
1440
    i = 0;
1441
    while (1) {
1442
        separator = strchr(string, '-');
1443
        keyname_len = separator ? separator - string : strlen(string);
1444
        if (keyname_len > 0) {
1445
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1446
            if (keyname_len > sizeof(keyname_buf) - 1) {
1447
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1448
                return;
1449
            }
1450
            if (i == MAX_KEYCODES) {
1451
                monitor_printf(mon, "too many keys\n");
1452
                return;
1453
            }
1454
            keyname_buf[keyname_len] = 0;
1455
            keycode = get_keycode(keyname_buf);
1456
            if (keycode < 0) {
1457
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1458
                return;
1459
            }
1460
            keycodes[i++] = keycode;
1461
        }
1462
        if (!separator)
1463
            break;
1464
        string = separator + 1;
1465
    }
1466
    nb_pending_keycodes = i;
1467
    /* key down events */
1468
    for (i = 0; i < nb_pending_keycodes; i++) {
1469
        keycode = keycodes[i];
1470
        if (keycode & 0x80)
1471
            kbd_put_keycode(0xe0);
1472
        kbd_put_keycode(keycode & 0x7f);
1473
    }
1474
    /* delayed key up events */
1475
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1476
                   muldiv64(get_ticks_per_sec(), hold_time, 1000));
1477
}
1478

    
1479
static int mouse_button_state;
1480

    
1481
static void do_mouse_move(Monitor *mon, const QDict *qdict)
1482
{
1483
    int dx, dy, dz;
1484
    const char *dx_str = qdict_get_str(qdict, "dx_str");
1485
    const char *dy_str = qdict_get_str(qdict, "dy_str");
1486
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1487
    dx = strtol(dx_str, NULL, 0);
1488
    dy = strtol(dy_str, NULL, 0);
1489
    dz = 0;
1490
    if (dz_str)
1491
        dz = strtol(dz_str, NULL, 0);
1492
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1493
}
1494

    
1495
static void do_mouse_button(Monitor *mon, const QDict *qdict)
1496
{
1497
    int button_state = qdict_get_int(qdict, "button_state");
1498
    mouse_button_state = button_state;
1499
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1500
}
1501

    
1502
static void do_ioport_read(Monitor *mon, const QDict *qdict)
1503
{
1504
    int size = qdict_get_int(qdict, "size");
1505
    int addr = qdict_get_int(qdict, "addr");
1506
    int has_index = qdict_haskey(qdict, "index");
1507
    uint32_t val;
1508
    int suffix;
1509

    
1510
    if (has_index) {
1511
        int index = qdict_get_int(qdict, "index");
1512
        cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1513
        addr++;
1514
    }
1515
    addr &= 0xffff;
1516

    
1517
    switch(size) {
1518
    default:
1519
    case 1:
1520
        val = cpu_inb(addr);
1521
        suffix = 'b';
1522
        break;
1523
    case 2:
1524
        val = cpu_inw(addr);
1525
        suffix = 'w';
1526
        break;
1527
    case 4:
1528
        val = cpu_inl(addr);
1529
        suffix = 'l';
1530
        break;
1531
    }
1532
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1533
                   suffix, addr, size * 2, val);
1534
}
1535

    
1536
static void do_ioport_write(Monitor *mon, const QDict *qdict)
1537
{
1538
    int size = qdict_get_int(qdict, "size");
1539
    int addr = qdict_get_int(qdict, "addr");
1540
    int val = qdict_get_int(qdict, "val");
1541

    
1542
    addr &= IOPORTS_MASK;
1543

    
1544
    switch (size) {
1545
    default:
1546
    case 1:
1547
        cpu_outb(addr, val);
1548
        break;
1549
    case 2:
1550
        cpu_outw(addr, val);
1551
        break;
1552
    case 4:
1553
        cpu_outl(addr, val);
1554
        break;
1555
    }
1556
}
1557

    
1558
static void do_boot_set(Monitor *mon, const QDict *qdict)
1559
{
1560
    int res;
1561
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1562

    
1563
    res = qemu_boot_set(bootdevice);
1564
    if (res == 0) {
1565
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1566
    } else if (res > 0) {
1567
        monitor_printf(mon, "setting boot device list failed\n");
1568
    } else {
1569
        monitor_printf(mon, "no function defined to set boot device list for "
1570
                       "this architecture\n");
1571
    }
1572
}
1573

    
1574
/**
1575
 * do_system_reset(): Issue a machine reset
1576
 */
1577
static void do_system_reset(Monitor *mon, const QDict *qdict,
1578
                            QObject **ret_data)
1579
{
1580
    qemu_system_reset_request();
1581
}
1582

    
1583
/**
1584
 * do_system_powerdown(): Issue a machine powerdown
1585
 */
1586
static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1587
                                QObject **ret_data)
1588
{
1589
    qemu_system_powerdown_request();
1590
}
1591

    
1592
#if defined(TARGET_I386)
1593
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1594
{
1595
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1596
                   addr,
1597
                   pte & mask,
1598
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1599
                   pte & PG_PSE_MASK ? 'P' : '-',
1600
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1601
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1602
                   pte & PG_PCD_MASK ? 'C' : '-',
1603
                   pte & PG_PWT_MASK ? 'T' : '-',
1604
                   pte & PG_USER_MASK ? 'U' : '-',
1605
                   pte & PG_RW_MASK ? 'W' : '-');
1606
}
1607

    
1608
static void tlb_info(Monitor *mon)
1609
{
1610
    CPUState *env;
1611
    int l1, l2;
1612
    uint32_t pgd, pde, pte;
1613

    
1614
    env = mon_get_cpu();
1615
    if (!env)
1616
        return;
1617

    
1618
    if (!(env->cr[0] & CR0_PG_MASK)) {
1619
        monitor_printf(mon, "PG disabled\n");
1620
        return;
1621
    }
1622
    pgd = env->cr[3] & ~0xfff;
1623
    for(l1 = 0; l1 < 1024; l1++) {
1624
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1625
        pde = le32_to_cpu(pde);
1626
        if (pde & PG_PRESENT_MASK) {
1627
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1628
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1629
            } else {
1630
                for(l2 = 0; l2 < 1024; l2++) {
1631
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1632
                                             (uint8_t *)&pte, 4);
1633
                    pte = le32_to_cpu(pte);
1634
                    if (pte & PG_PRESENT_MASK) {
1635
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1636
                                  pte & ~PG_PSE_MASK,
1637
                                  ~0xfff);
1638
                    }
1639
                }
1640
            }
1641
        }
1642
    }
1643
}
1644

    
1645
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1646
                      uint32_t end, int prot)
1647
{
1648
    int prot1;
1649
    prot1 = *plast_prot;
1650
    if (prot != prot1) {
1651
        if (*pstart != -1) {
1652
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1653
                           *pstart, end, end - *pstart,
1654
                           prot1 & PG_USER_MASK ? 'u' : '-',
1655
                           'r',
1656
                           prot1 & PG_RW_MASK ? 'w' : '-');
1657
        }
1658
        if (prot != 0)
1659
            *pstart = end;
1660
        else
1661
            *pstart = -1;
1662
        *plast_prot = prot;
1663
    }
1664
}
1665

    
1666
static void mem_info(Monitor *mon)
1667
{
1668
    CPUState *env;
1669
    int l1, l2, prot, last_prot;
1670
    uint32_t pgd, pde, pte, start, end;
1671

    
1672
    env = mon_get_cpu();
1673
    if (!env)
1674
        return;
1675

    
1676
    if (!(env->cr[0] & CR0_PG_MASK)) {
1677
        monitor_printf(mon, "PG disabled\n");
1678
        return;
1679
    }
1680
    pgd = env->cr[3] & ~0xfff;
1681
    last_prot = 0;
1682
    start = -1;
1683
    for(l1 = 0; l1 < 1024; l1++) {
1684
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1685
        pde = le32_to_cpu(pde);
1686
        end = l1 << 22;
1687
        if (pde & PG_PRESENT_MASK) {
1688
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1689
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1690
                mem_print(mon, &start, &last_prot, end, prot);
1691
            } else {
1692
                for(l2 = 0; l2 < 1024; l2++) {
1693
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1694
                                             (uint8_t *)&pte, 4);
1695
                    pte = le32_to_cpu(pte);
1696
                    end = (l1 << 22) + (l2 << 12);
1697
                    if (pte & PG_PRESENT_MASK) {
1698
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1699
                    } else {
1700
                        prot = 0;
1701
                    }
1702
                    mem_print(mon, &start, &last_prot, end, prot);
1703
                }
1704
            }
1705
        } else {
1706
            prot = 0;
1707
            mem_print(mon, &start, &last_prot, end, prot);
1708
        }
1709
    }
1710
}
1711
#endif
1712

    
1713
#if defined(TARGET_SH4)
1714

    
1715
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1716
{
1717
    monitor_printf(mon, " tlb%i:\t"
1718
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1719
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1720
                   "dirty=%hhu writethrough=%hhu\n",
1721
                   idx,
1722
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1723
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1724
                   tlb->d, tlb->wt);
1725
}
1726

    
1727
static void tlb_info(Monitor *mon)
1728
{
1729
    CPUState *env = mon_get_cpu();
1730
    int i;
1731

    
1732
    monitor_printf (mon, "ITLB:\n");
1733
    for (i = 0 ; i < ITLB_SIZE ; i++)
1734
        print_tlb (mon, i, &env->itlb[i]);
1735
    monitor_printf (mon, "UTLB:\n");
1736
    for (i = 0 ; i < UTLB_SIZE ; i++)
1737
        print_tlb (mon, i, &env->utlb[i]);
1738
}
1739

    
1740
#endif
1741

    
1742
static void do_info_kvm(Monitor *mon)
1743
{
1744
#ifdef CONFIG_KVM
1745
    monitor_printf(mon, "kvm support: ");
1746
    if (kvm_enabled())
1747
        monitor_printf(mon, "enabled\n");
1748
    else
1749
        monitor_printf(mon, "disabled\n");
1750
#else
1751
    monitor_printf(mon, "kvm support: not compiled\n");
1752
#endif
1753
}
1754

    
1755
static void do_info_numa(Monitor *mon)
1756
{
1757
    int i;
1758
    CPUState *env;
1759

    
1760
    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1761
    for (i = 0; i < nb_numa_nodes; i++) {
1762
        monitor_printf(mon, "node %d cpus:", i);
1763
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
1764
            if (env->numa_node == i) {
1765
                monitor_printf(mon, " %d", env->cpu_index);
1766
            }
1767
        }
1768
        monitor_printf(mon, "\n");
1769
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1770
            node_mem[i] >> 20);
1771
    }
1772
}
1773

    
1774
#ifdef CONFIG_PROFILER
1775

    
1776
int64_t qemu_time;
1777
int64_t dev_time;
1778

    
1779
static void do_info_profile(Monitor *mon)
1780
{
1781
    int64_t total;
1782
    total = qemu_time;
1783
    if (total == 0)
1784
        total = 1;
1785
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1786
                   dev_time, dev_time / (double)get_ticks_per_sec());
1787
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1788
                   qemu_time, qemu_time / (double)get_ticks_per_sec());
1789
    qemu_time = 0;
1790
    dev_time = 0;
1791
}
1792
#else
1793
static void do_info_profile(Monitor *mon)
1794
{
1795
    monitor_printf(mon, "Internal profiler not compiled\n");
1796
}
1797
#endif
1798

    
1799
/* Capture support */
1800
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1801

    
1802
static void do_info_capture(Monitor *mon)
1803
{
1804
    int i;
1805
    CaptureState *s;
1806

    
1807
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1808
        monitor_printf(mon, "[%d]: ", i);
1809
        s->ops.info (s->opaque);
1810
    }
1811
}
1812

    
1813
#ifdef HAS_AUDIO
1814
static void do_stop_capture(Monitor *mon, const QDict *qdict)
1815
{
1816
    int i;
1817
    int n = qdict_get_int(qdict, "n");
1818
    CaptureState *s;
1819

    
1820
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1821
        if (i == n) {
1822
            s->ops.destroy (s->opaque);
1823
            QLIST_REMOVE (s, entries);
1824
            qemu_free (s);
1825
            return;
1826
        }
1827
    }
1828
}
1829

    
1830
static void do_wav_capture(Monitor *mon, const QDict *qdict)
1831
{
1832
    const char *path = qdict_get_str(qdict, "path");
1833
    int has_freq = qdict_haskey(qdict, "freq");
1834
    int freq = qdict_get_try_int(qdict, "freq", -1);
1835
    int has_bits = qdict_haskey(qdict, "bits");
1836
    int bits = qdict_get_try_int(qdict, "bits", -1);
1837
    int has_channels = qdict_haskey(qdict, "nchannels");
1838
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1839
    CaptureState *s;
1840

    
1841
    s = qemu_mallocz (sizeof (*s));
1842

    
1843
    freq = has_freq ? freq : 44100;
1844
    bits = has_bits ? bits : 16;
1845
    nchannels = has_channels ? nchannels : 2;
1846

    
1847
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1848
        monitor_printf(mon, "Faied to add wave capture\n");
1849
        qemu_free (s);
1850
    }
1851
    QLIST_INSERT_HEAD (&capture_head, s, entries);
1852
}
1853
#endif
1854

    
1855
#if defined(TARGET_I386)
1856
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1857
{
1858
    CPUState *env;
1859
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1860

    
1861
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1862
        if (env->cpu_index == cpu_index) {
1863
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1864
            break;
1865
        }
1866
}
1867
#endif
1868

    
1869
static void do_info_status(Monitor *mon)
1870
{
1871
    if (vm_running) {
1872
        if (singlestep) {
1873
            monitor_printf(mon, "VM status: running (single step mode)\n");
1874
        } else {
1875
            monitor_printf(mon, "VM status: running\n");
1876
        }
1877
    } else
1878
       monitor_printf(mon, "VM status: paused\n");
1879
}
1880

    
1881
/**
1882
 * do_balloon(): Request VM to change its memory allocation
1883
 */
1884
static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
1885
{
1886
    int value = qdict_get_int(qdict, "value");
1887
    ram_addr_t target = value;
1888
    qemu_balloon(target << 20);
1889
}
1890

    
1891
static void monitor_print_balloon(Monitor *mon, const QObject *data)
1892
{
1893
    monitor_printf(mon, "balloon: actual=%d\n",
1894
                                     (int)qint_get_int(qobject_to_qint(data)));
1895
}
1896

    
1897
/**
1898
 * do_info_balloon(): Balloon information
1899
 */
1900
static void do_info_balloon(Monitor *mon, QObject **ret_data)
1901
{
1902
    ram_addr_t actual;
1903

    
1904
    actual = qemu_balloon_status();
1905
    if (kvm_enabled() && !kvm_has_sync_mmu())
1906
        qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
1907
    else if (actual == 0)
1908
        qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
1909
    else
1910
        *ret_data = QOBJECT(qint_from_int((int)(actual >> 20)));
1911
}
1912

    
1913
static qemu_acl *find_acl(Monitor *mon, const char *name)
1914
{
1915
    qemu_acl *acl = qemu_acl_find(name);
1916

    
1917
    if (!acl) {
1918
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1919
    }
1920
    return acl;
1921
}
1922

    
1923
static void do_acl_show(Monitor *mon, const QDict *qdict)
1924
{
1925
    const char *aclname = qdict_get_str(qdict, "aclname");
1926
    qemu_acl *acl = find_acl(mon, aclname);
1927
    qemu_acl_entry *entry;
1928
    int i = 0;
1929

    
1930
    if (acl) {
1931
        monitor_printf(mon, "policy: %s\n",
1932
                       acl->defaultDeny ? "deny" : "allow");
1933
        QTAILQ_FOREACH(entry, &acl->entries, next) {
1934
            i++;
1935
            monitor_printf(mon, "%d: %s %s\n", i,
1936
                           entry->deny ? "deny" : "allow", entry->match);
1937
        }
1938
    }
1939
}
1940

    
1941
static void do_acl_reset(Monitor *mon, const QDict *qdict)
1942
{
1943
    const char *aclname = qdict_get_str(qdict, "aclname");
1944
    qemu_acl *acl = find_acl(mon, aclname);
1945

    
1946
    if (acl) {
1947
        qemu_acl_reset(acl);
1948
        monitor_printf(mon, "acl: removed all rules\n");
1949
    }
1950
}
1951

    
1952
static void do_acl_policy(Monitor *mon, const QDict *qdict)
1953
{
1954
    const char *aclname = qdict_get_str(qdict, "aclname");
1955
    const char *policy = qdict_get_str(qdict, "policy");
1956
    qemu_acl *acl = find_acl(mon, aclname);
1957

    
1958
    if (acl) {
1959
        if (strcmp(policy, "allow") == 0) {
1960
            acl->defaultDeny = 0;
1961
            monitor_printf(mon, "acl: policy set to 'allow'\n");
1962
        } else if (strcmp(policy, "deny") == 0) {
1963
            acl->defaultDeny = 1;
1964
            monitor_printf(mon, "acl: policy set to 'deny'\n");
1965
        } else {
1966
            monitor_printf(mon, "acl: unknown policy '%s', "
1967
                           "expected 'deny' or 'allow'\n", policy);
1968
        }
1969
    }
1970
}
1971

    
1972
static void do_acl_add(Monitor *mon, const QDict *qdict)
1973
{
1974
    const char *aclname = qdict_get_str(qdict, "aclname");
1975
    const char *match = qdict_get_str(qdict, "match");
1976
    const char *policy = qdict_get_str(qdict, "policy");
1977
    int has_index = qdict_haskey(qdict, "index");
1978
    int index = qdict_get_try_int(qdict, "index", -1);
1979
    qemu_acl *acl = find_acl(mon, aclname);
1980
    int deny, ret;
1981

    
1982
    if (acl) {
1983
        if (strcmp(policy, "allow") == 0) {
1984
            deny = 0;
1985
        } else if (strcmp(policy, "deny") == 0) {
1986
            deny = 1;
1987
        } else {
1988
            monitor_printf(mon, "acl: unknown policy '%s', "
1989
                           "expected 'deny' or 'allow'\n", policy);
1990
            return;
1991
        }
1992
        if (has_index)
1993
            ret = qemu_acl_insert(acl, deny, match, index);
1994
        else
1995
            ret = qemu_acl_append(acl, deny, match);
1996
        if (ret < 0)
1997
            monitor_printf(mon, "acl: unable to add acl entry\n");
1998
        else
1999
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
2000
    }
2001
}
2002

    
2003
static void do_acl_remove(Monitor *mon, const QDict *qdict)
2004
{
2005
    const char *aclname = qdict_get_str(qdict, "aclname");
2006
    const char *match = qdict_get_str(qdict, "match");
2007
    qemu_acl *acl = find_acl(mon, aclname);
2008
    int ret;
2009

    
2010
    if (acl) {
2011
        ret = qemu_acl_remove(acl, match);
2012
        if (ret < 0)
2013
            monitor_printf(mon, "acl: no matching acl entry\n");
2014
        else
2015
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2016
    }
2017
}
2018

    
2019
#if defined(TARGET_I386)
2020
static void do_inject_mce(Monitor *mon, const QDict *qdict)
2021
{
2022
    CPUState *cenv;
2023
    int cpu_index = qdict_get_int(qdict, "cpu_index");
2024
    int bank = qdict_get_int(qdict, "bank");
2025
    uint64_t status = qdict_get_int(qdict, "status");
2026
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2027
    uint64_t addr = qdict_get_int(qdict, "addr");
2028
    uint64_t misc = qdict_get_int(qdict, "misc");
2029

    
2030
    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2031
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2032
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2033
            break;
2034
        }
2035
}
2036
#endif
2037

    
2038
static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2039
{
2040
    const char *fdname = qdict_get_str(qdict, "fdname");
2041
    mon_fd_t *monfd;
2042
    int fd;
2043

    
2044
    fd = qemu_chr_get_msgfd(mon->chr);
2045
    if (fd == -1) {
2046
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
2047
        return;
2048
    }
2049

    
2050
    if (qemu_isdigit(fdname[0])) {
2051
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
2052
        return;
2053
    }
2054

    
2055
    fd = dup(fd);
2056
    if (fd == -1) {
2057
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
2058
                       strerror(errno));
2059
        return;
2060
    }
2061

    
2062
    QLIST_FOREACH(monfd, &mon->fds, next) {
2063
        if (strcmp(monfd->name, fdname) != 0) {
2064
            continue;
2065
        }
2066

    
2067
        close(monfd->fd);
2068
        monfd->fd = fd;
2069
        return;
2070
    }
2071

    
2072
    monfd = qemu_mallocz(sizeof(mon_fd_t));
2073
    monfd->name = qemu_strdup(fdname);
2074
    monfd->fd = fd;
2075

    
2076
    QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2077
}
2078

    
2079
static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2080
{
2081
    const char *fdname = qdict_get_str(qdict, "fdname");
2082
    mon_fd_t *monfd;
2083

    
2084
    QLIST_FOREACH(monfd, &mon->fds, next) {
2085
        if (strcmp(monfd->name, fdname) != 0) {
2086
            continue;
2087
        }
2088

    
2089
        QLIST_REMOVE(monfd, next);
2090
        close(monfd->fd);
2091
        qemu_free(monfd->name);
2092
        qemu_free(monfd);
2093
        return;
2094
    }
2095

    
2096
    monitor_printf(mon, "Failed to find file descriptor named %s\n",
2097
                   fdname);
2098
}
2099

    
2100
static void do_loadvm(Monitor *mon, const QDict *qdict)
2101
{
2102
    int saved_vm_running  = vm_running;
2103
    const char *name = qdict_get_str(qdict, "name");
2104

    
2105
    vm_stop(0);
2106

    
2107
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2108
        vm_start();
2109
}
2110

    
2111
int monitor_get_fd(Monitor *mon, const char *fdname)
2112
{
2113
    mon_fd_t *monfd;
2114

    
2115
    QLIST_FOREACH(monfd, &mon->fds, next) {
2116
        int fd;
2117

    
2118
        if (strcmp(monfd->name, fdname) != 0) {
2119
            continue;
2120
        }
2121

    
2122
        fd = monfd->fd;
2123

    
2124
        /* caller takes ownership of fd */
2125
        QLIST_REMOVE(monfd, next);
2126
        qemu_free(monfd->name);
2127
        qemu_free(monfd);
2128

    
2129
        return fd;
2130
    }
2131

    
2132
    return -1;
2133
}
2134

    
2135
static const mon_cmd_t mon_cmds[] = {
2136
#include "qemu-monitor.h"
2137
    { NULL, NULL, },
2138
};
2139

    
2140
/* Please update qemu-monitor.hx when adding or changing commands */
2141
static const mon_cmd_t info_cmds[] = {
2142
    {
2143
        .name       = "version",
2144
        .args_type  = "",
2145
        .params     = "",
2146
        .help       = "show the version of QEMU",
2147
        .user_print = monitor_print_qobject,
2148
        .mhandler.info_new = do_info_version,
2149
    },
2150
    {
2151
        .name       = "commands",
2152
        .args_type  = "",
2153
        .params     = "",
2154
        .help       = "list QMP available commands",
2155
        .user_print = monitor_user_noop,
2156
        .mhandler.info_new = do_info_commands,
2157
    },
2158
    {
2159
        .name       = "network",
2160
        .args_type  = "",
2161
        .params     = "",
2162
        .help       = "show the network state",
2163
        .mhandler.info = do_info_network,
2164
    },
2165
    {
2166
        .name       = "chardev",
2167
        .args_type  = "",
2168
        .params     = "",
2169
        .help       = "show the character devices",
2170
        .mhandler.info = qemu_chr_info,
2171
    },
2172
    {
2173
        .name       = "block",
2174
        .args_type  = "",
2175
        .params     = "",
2176
        .help       = "show the block devices",
2177
        .mhandler.info = bdrv_info,
2178
    },
2179
    {
2180
        .name       = "blockstats",
2181
        .args_type  = "",
2182
        .params     = "",
2183
        .help       = "show block device statistics",
2184
        .mhandler.info = bdrv_info_stats,
2185
    },
2186
    {
2187
        .name       = "registers",
2188
        .args_type  = "",
2189
        .params     = "",
2190
        .help       = "show the cpu registers",
2191
        .mhandler.info = do_info_registers,
2192
    },
2193
    {
2194
        .name       = "cpus",
2195
        .args_type  = "",
2196
        .params     = "",
2197
        .help       = "show infos for each CPU",
2198
        .user_print = monitor_print_cpus,
2199
        .mhandler.info_new = do_info_cpus,
2200
    },
2201
    {
2202
        .name       = "history",
2203
        .args_type  = "",
2204
        .params     = "",
2205
        .help       = "show the command line history",
2206
        .mhandler.info = do_info_history,
2207
    },
2208
    {
2209
        .name       = "irq",
2210
        .args_type  = "",
2211
        .params     = "",
2212
        .help       = "show the interrupts statistics (if available)",
2213
        .mhandler.info = irq_info,
2214
    },
2215
    {
2216
        .name       = "pic",
2217
        .args_type  = "",
2218
        .params     = "",
2219
        .help       = "show i8259 (PIC) state",
2220
        .mhandler.info = pic_info,
2221
    },
2222
    {
2223
        .name       = "pci",
2224
        .args_type  = "",
2225
        .params     = "",
2226
        .help       = "show PCI info",
2227
        .mhandler.info = pci_info,
2228
    },
2229
#if defined(TARGET_I386) || defined(TARGET_SH4)
2230
    {
2231
        .name       = "tlb",
2232
        .args_type  = "",
2233
        .params     = "",
2234
        .help       = "show virtual to physical memory mappings",
2235
        .mhandler.info = tlb_info,
2236
    },
2237
#endif
2238
#if defined(TARGET_I386)
2239
    {
2240
        .name       = "mem",
2241
        .args_type  = "",
2242
        .params     = "",
2243
        .help       = "show the active virtual memory mappings",
2244
        .mhandler.info = mem_info,
2245
    },
2246
    {
2247
        .name       = "hpet",
2248
        .args_type  = "",
2249
        .params     = "",
2250
        .help       = "show state of HPET",
2251
        .mhandler.info = do_info_hpet,
2252
    },
2253
#endif
2254
    {
2255
        .name       = "jit",
2256
        .args_type  = "",
2257
        .params     = "",
2258
        .help       = "show dynamic compiler info",
2259
        .mhandler.info = do_info_jit,
2260
    },
2261
    {
2262
        .name       = "kvm",
2263
        .args_type  = "",
2264
        .params     = "",
2265
        .help       = "show KVM information",
2266
        .mhandler.info = do_info_kvm,
2267
    },
2268
    {
2269
        .name       = "numa",
2270
        .args_type  = "",
2271
        .params     = "",
2272
        .help       = "show NUMA information",
2273
        .mhandler.info = do_info_numa,
2274
    },
2275
    {
2276
        .name       = "usb",
2277
        .args_type  = "",
2278
        .params     = "",
2279
        .help       = "show guest USB devices",
2280
        .mhandler.info = usb_info,
2281
    },
2282
    {
2283
        .name       = "usbhost",
2284
        .args_type  = "",
2285
        .params     = "",
2286
        .help       = "show host USB devices",
2287
        .mhandler.info = usb_host_info,
2288
    },
2289
    {
2290
        .name       = "profile",
2291
        .args_type  = "",
2292
        .params     = "",
2293
        .help       = "show profiling information",
2294
        .mhandler.info = do_info_profile,
2295
    },
2296
    {
2297
        .name       = "capture",
2298
        .args_type  = "",
2299
        .params     = "",
2300
        .help       = "show capture information",
2301
        .mhandler.info = do_info_capture,
2302
    },
2303
    {
2304
        .name       = "snapshots",
2305
        .args_type  = "",
2306
        .params     = "",
2307
        .help       = "show the currently saved VM snapshots",
2308
        .mhandler.info = do_info_snapshots,
2309
    },
2310
    {
2311
        .name       = "status",
2312
        .args_type  = "",
2313
        .params     = "",
2314
        .help       = "show the current VM status (running|paused)",
2315
        .mhandler.info = do_info_status,
2316
    },
2317
    {
2318
        .name       = "pcmcia",
2319
        .args_type  = "",
2320
        .params     = "",
2321
        .help       = "show guest PCMCIA status",
2322
        .mhandler.info = pcmcia_info,
2323
    },
2324
    {
2325
        .name       = "mice",
2326
        .args_type  = "",
2327
        .params     = "",
2328
        .help       = "show which guest mouse is receiving events",
2329
        .mhandler.info = do_info_mice,
2330
    },
2331
    {
2332
        .name       = "vnc",
2333
        .args_type  = "",
2334
        .params     = "",
2335
        .help       = "show the vnc server status",
2336
        .mhandler.info = do_info_vnc,
2337
    },
2338
    {
2339
        .name       = "name",
2340
        .args_type  = "",
2341
        .params     = "",
2342
        .help       = "show the current VM name",
2343
        .mhandler.info = do_info_name,
2344
    },
2345
    {
2346
        .name       = "uuid",
2347
        .args_type  = "",
2348
        .params     = "",
2349
        .help       = "show the current VM UUID",
2350
        .mhandler.info = do_info_uuid,
2351
    },
2352
#if defined(TARGET_PPC)
2353
    {
2354
        .name       = "cpustats",
2355
        .args_type  = "",
2356
        .params     = "",
2357
        .help       = "show CPU statistics",
2358
        .mhandler.info = do_info_cpu_stats,
2359
    },
2360
#endif
2361
#if defined(CONFIG_SLIRP)
2362
    {
2363
        .name       = "usernet",
2364
        .args_type  = "",
2365
        .params     = "",
2366
        .help       = "show user network stack connection states",
2367
        .mhandler.info = do_info_usernet,
2368
    },
2369
#endif
2370
    {
2371
        .name       = "migrate",
2372
        .args_type  = "",
2373
        .params     = "",
2374
        .help       = "show migration status",
2375
        .mhandler.info = do_info_migrate,
2376
    },
2377
    {
2378
        .name       = "balloon",
2379
        .args_type  = "",
2380
        .params     = "",
2381
        .help       = "show balloon information",
2382
        .user_print = monitor_print_balloon,
2383
        .mhandler.info_new = do_info_balloon,
2384
    },
2385
    {
2386
        .name       = "qtree",
2387
        .args_type  = "",
2388
        .params     = "",
2389
        .help       = "show device tree",
2390
        .mhandler.info = do_info_qtree,
2391
    },
2392
    {
2393
        .name       = "qdm",
2394
        .args_type  = "",
2395
        .params     = "",
2396
        .help       = "show qdev device model list",
2397
        .mhandler.info = do_info_qdm,
2398
    },
2399
    {
2400
        .name       = "roms",
2401
        .args_type  = "",
2402
        .params     = "",
2403
        .help       = "show roms",
2404
        .mhandler.info = do_info_roms,
2405
    },
2406
    {
2407
        .name       = NULL,
2408
    },
2409
};
2410

    
2411
/*******************************************************************/
2412

    
2413
static const char *pch;
2414
static jmp_buf expr_env;
2415

    
2416
#define MD_TLONG 0
2417
#define MD_I32   1
2418

    
2419
typedef struct MonitorDef {
2420
    const char *name;
2421
    int offset;
2422
    target_long (*get_value)(const struct MonitorDef *md, int val);
2423
    int type;
2424
} MonitorDef;
2425

    
2426
#if defined(TARGET_I386)
2427
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2428
{
2429
    CPUState *env = mon_get_cpu();
2430
    if (!env)
2431
        return 0;
2432
    return env->eip + env->segs[R_CS].base;
2433
}
2434
#endif
2435

    
2436
#if defined(TARGET_PPC)
2437
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2438
{
2439
    CPUState *env = mon_get_cpu();
2440
    unsigned int u;
2441
    int i;
2442

    
2443
    if (!env)
2444
        return 0;
2445

    
2446
    u = 0;
2447
    for (i = 0; i < 8; i++)
2448
        u |= env->crf[i] << (32 - (4 * i));
2449

    
2450
    return u;
2451
}
2452

    
2453
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2454
{
2455
    CPUState *env = mon_get_cpu();
2456
    if (!env)
2457
        return 0;
2458
    return env->msr;
2459
}
2460

    
2461
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2462
{
2463
    CPUState *env = mon_get_cpu();
2464
    if (!env)
2465
        return 0;
2466
    return env->xer;
2467
}
2468

    
2469
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2470
{
2471
    CPUState *env = mon_get_cpu();
2472
    if (!env)
2473
        return 0;
2474
    return cpu_ppc_load_decr(env);
2475
}
2476

    
2477
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2478
{
2479
    CPUState *env = mon_get_cpu();
2480
    if (!env)
2481
        return 0;
2482
    return cpu_ppc_load_tbu(env);
2483
}
2484

    
2485
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2486
{
2487
    CPUState *env = mon_get_cpu();
2488
    if (!env)
2489
        return 0;
2490
    return cpu_ppc_load_tbl(env);
2491
}
2492
#endif
2493

    
2494
#if defined(TARGET_SPARC)
2495
#ifndef TARGET_SPARC64
2496
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2497
{
2498
    CPUState *env = mon_get_cpu();
2499
    if (!env)
2500
        return 0;
2501
    return GET_PSR(env);
2502
}
2503
#endif
2504

    
2505
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2506
{
2507
    CPUState *env = mon_get_cpu();
2508
    if (!env)
2509
        return 0;
2510
    return env->regwptr[val];
2511
}
2512
#endif
2513

    
2514
static const MonitorDef monitor_defs[] = {
2515
#ifdef TARGET_I386
2516

    
2517
#define SEG(name, seg) \
2518
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2519
    { name ".base", offsetof(CPUState, segs[seg].base) },\
2520
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2521

    
2522
    { "eax", offsetof(CPUState, regs[0]) },
2523
    { "ecx", offsetof(CPUState, regs[1]) },
2524
    { "edx", offsetof(CPUState, regs[2]) },
2525
    { "ebx", offsetof(CPUState, regs[3]) },
2526
    { "esp|sp", offsetof(CPUState, regs[4]) },
2527
    { "ebp|fp", offsetof(CPUState, regs[5]) },
2528
    { "esi", offsetof(CPUState, regs[6]) },
2529
    { "edi", offsetof(CPUState, regs[7]) },
2530
#ifdef TARGET_X86_64
2531
    { "r8", offsetof(CPUState, regs[8]) },
2532
    { "r9", offsetof(CPUState, regs[9]) },
2533
    { "r10", offsetof(CPUState, regs[10]) },
2534
    { "r11", offsetof(CPUState, regs[11]) },
2535
    { "r12", offsetof(CPUState, regs[12]) },
2536
    { "r13", offsetof(CPUState, regs[13]) },
2537
    { "r14", offsetof(CPUState, regs[14]) },
2538
    { "r15", offsetof(CPUState, regs[15]) },
2539
#endif
2540
    { "eflags", offsetof(CPUState, eflags) },
2541
    { "eip", offsetof(CPUState, eip) },
2542
    SEG("cs", R_CS)
2543
    SEG("ds", R_DS)
2544
    SEG("es", R_ES)
2545
    SEG("ss", R_SS)
2546
    SEG("fs", R_FS)
2547
    SEG("gs", R_GS)
2548
    { "pc", 0, monitor_get_pc, },
2549
#elif defined(TARGET_PPC)
2550
    /* General purpose registers */
2551
    { "r0", offsetof(CPUState, gpr[0]) },
2552
    { "r1", offsetof(CPUState, gpr[1]) },
2553
    { "r2", offsetof(CPUState, gpr[2]) },
2554
    { "r3", offsetof(CPUState, gpr[3]) },
2555
    { "r4", offsetof(CPUState, gpr[4]) },
2556
    { "r5", offsetof(CPUState, gpr[5]) },
2557
    { "r6", offsetof(CPUState, gpr[6]) },
2558
    { "r7", offsetof(CPUState, gpr[7]) },
2559
    { "r8", offsetof(CPUState, gpr[8]) },
2560
    { "r9", offsetof(CPUState, gpr[9]) },
2561
    { "r10", offsetof(CPUState, gpr[10]) },
2562
    { "r11", offsetof(CPUState, gpr[11]) },
2563
    { "r12", offsetof(CPUState, gpr[12]) },
2564
    { "r13", offsetof(CPUState, gpr[13]) },
2565
    { "r14", offsetof(CPUState, gpr[14]) },
2566
    { "r15", offsetof(CPUState, gpr[15]) },
2567
    { "r16", offsetof(CPUState, gpr[16]) },
2568
    { "r17", offsetof(CPUState, gpr[17]) },
2569
    { "r18", offsetof(CPUState, gpr[18]) },
2570
    { "r19", offsetof(CPUState, gpr[19]) },
2571
    { "r20", offsetof(CPUState, gpr[20]) },
2572
    { "r21", offsetof(CPUState, gpr[21]) },
2573
    { "r22", offsetof(CPUState, gpr[22]) },
2574
    { "r23", offsetof(CPUState, gpr[23]) },
2575
    { "r24", offsetof(CPUState, gpr[24]) },
2576
    { "r25", offsetof(CPUState, gpr[25]) },
2577
    { "r26", offsetof(CPUState, gpr[26]) },
2578
    { "r27", offsetof(CPUState, gpr[27]) },
2579
    { "r28", offsetof(CPUState, gpr[28]) },
2580
    { "r29", offsetof(CPUState, gpr[29]) },
2581
    { "r30", offsetof(CPUState, gpr[30]) },
2582
    { "r31", offsetof(CPUState, gpr[31]) },
2583
    /* Floating point registers */
2584
    { "f0", offsetof(CPUState, fpr[0]) },
2585
    { "f1", offsetof(CPUState, fpr[1]) },
2586
    { "f2", offsetof(CPUState, fpr[2]) },
2587
    { "f3", offsetof(CPUState, fpr[3]) },
2588
    { "f4", offsetof(CPUState, fpr[4]) },
2589
    { "f5", offsetof(CPUState, fpr[5]) },
2590
    { "f6", offsetof(CPUState, fpr[6]) },
2591
    { "f7", offsetof(CPUState, fpr[7]) },
2592
    { "f8", offsetof(CPUState, fpr[8]) },
2593
    { "f9", offsetof(CPUState, fpr[9]) },
2594
    { "f10", offsetof(CPUState, fpr[10]) },
2595
    { "f11", offsetof(CPUState, fpr[11]) },
2596
    { "f12", offsetof(CPUState, fpr[12]) },
2597
    { "f13", offsetof(CPUState, fpr[13]) },
2598
    { "f14", offsetof(CPUState, fpr[14]) },
2599
    { "f15", offsetof(CPUState, fpr[15]) },
2600
    { "f16", offsetof(CPUState, fpr[16]) },
2601
    { "f17", offsetof(CPUState, fpr[17]) },
2602
    { "f18", offsetof(CPUState, fpr[18]) },
2603
    { "f19", offsetof(CPUState, fpr[19]) },
2604
    { "f20", offsetof(CPUState, fpr[20]) },
2605
    { "f21", offsetof(CPUState, fpr[21]) },
2606
    { "f22", offsetof(CPUState, fpr[22]) },
2607
    { "f23", offsetof(CPUState, fpr[23]) },
2608
    { "f24", offsetof(CPUState, fpr[24]) },
2609
    { "f25", offsetof(CPUState, fpr[25]) },
2610
    { "f26", offsetof(CPUState, fpr[26]) },
2611
    { "f27", offsetof(CPUState, fpr[27]) },
2612
    { "f28", offsetof(CPUState, fpr[28]) },
2613
    { "f29", offsetof(CPUState, fpr[29]) },
2614
    { "f30", offsetof(CPUState, fpr[30]) },
2615
    { "f31", offsetof(CPUState, fpr[31]) },
2616
    { "fpscr", offsetof(CPUState, fpscr) },
2617
    /* Next instruction pointer */
2618
    { "nip|pc", offsetof(CPUState, nip) },
2619
    { "lr", offsetof(CPUState, lr) },
2620
    { "ctr", offsetof(CPUState, ctr) },
2621
    { "decr", 0, &monitor_get_decr, },
2622
    { "ccr", 0, &monitor_get_ccr, },
2623
    /* Machine state register */
2624
    { "msr", 0, &monitor_get_msr, },
2625
    { "xer", 0, &monitor_get_xer, },
2626
    { "tbu", 0, &monitor_get_tbu, },
2627
    { "tbl", 0, &monitor_get_tbl, },
2628
#if defined(TARGET_PPC64)
2629
    /* Address space register */
2630
    { "asr", offsetof(CPUState, asr) },
2631
#endif
2632
    /* Segment registers */
2633
    { "sdr1", offsetof(CPUState, sdr1) },
2634
    { "sr0", offsetof(CPUState, sr[0]) },
2635
    { "sr1", offsetof(CPUState, sr[1]) },
2636
    { "sr2", offsetof(CPUState, sr[2]) },
2637
    { "sr3", offsetof(CPUState, sr[3]) },
2638
    { "sr4", offsetof(CPUState, sr[4]) },
2639
    { "sr5", offsetof(CPUState, sr[5]) },
2640
    { "sr6", offsetof(CPUState, sr[6]) },
2641
    { "sr7", offsetof(CPUState, sr[7]) },
2642
    { "sr8", offsetof(CPUState, sr[8]) },
2643
    { "sr9", offsetof(CPUState, sr[9]) },
2644
    { "sr10", offsetof(CPUState, sr[10]) },
2645
    { "sr11", offsetof(CPUState, sr[11]) },
2646
    { "sr12", offsetof(CPUState, sr[12]) },
2647
    { "sr13", offsetof(CPUState, sr[13]) },
2648
    { "sr14", offsetof(CPUState, sr[14]) },
2649
    { "sr15", offsetof(CPUState, sr[15]) },
2650
    /* Too lazy to put BATs and SPRs ... */
2651
#elif defined(TARGET_SPARC)
2652
    { "g0", offsetof(CPUState, gregs[0]) },
2653
    { "g1", offsetof(CPUState, gregs[1]) },
2654
    { "g2", offsetof(CPUState, gregs[2]) },
2655
    { "g3", offsetof(CPUState, gregs[3]) },
2656
    { "g4", offsetof(CPUState, gregs[4]) },
2657
    { "g5", offsetof(CPUState, gregs[5]) },
2658
    { "g6", offsetof(CPUState, gregs[6]) },
2659
    { "g7", offsetof(CPUState, gregs[7]) },
2660
    { "o0", 0, monitor_get_reg },
2661
    { "o1", 1, monitor_get_reg },
2662
    { "o2", 2, monitor_get_reg },
2663
    { "o3", 3, monitor_get_reg },
2664
    { "o4", 4, monitor_get_reg },
2665
    { "o5", 5, monitor_get_reg },
2666
    { "o6", 6, monitor_get_reg },
2667
    { "o7", 7, monitor_get_reg },
2668
    { "l0", 8, monitor_get_reg },
2669
    { "l1", 9, monitor_get_reg },
2670
    { "l2", 10, monitor_get_reg },
2671
    { "l3", 11, monitor_get_reg },
2672
    { "l4", 12, monitor_get_reg },
2673
    { "l5", 13, monitor_get_reg },
2674
    { "l6", 14, monitor_get_reg },
2675
    { "l7", 15, monitor_get_reg },
2676
    { "i0", 16, monitor_get_reg },
2677
    { "i1", 17, monitor_get_reg },
2678
    { "i2", 18, monitor_get_reg },
2679
    { "i3", 19, monitor_get_reg },
2680
    { "i4", 20, monitor_get_reg },
2681
    { "i5", 21, monitor_get_reg },
2682
    { "i6", 22, monitor_get_reg },
2683
    { "i7", 23, monitor_get_reg },
2684
    { "pc", offsetof(CPUState, pc) },
2685
    { "npc", offsetof(CPUState, npc) },
2686
    { "y", offsetof(CPUState, y) },
2687
#ifndef TARGET_SPARC64
2688
    { "psr", 0, &monitor_get_psr, },
2689
    { "wim", offsetof(CPUState, wim) },
2690
#endif
2691
    { "tbr", offsetof(CPUState, tbr) },
2692
    { "fsr", offsetof(CPUState, fsr) },
2693
    { "f0", offsetof(CPUState, fpr[0]) },
2694
    { "f1", offsetof(CPUState, fpr[1]) },
2695
    { "f2", offsetof(CPUState, fpr[2]) },
2696
    { "f3", offsetof(CPUState, fpr[3]) },
2697
    { "f4", offsetof(CPUState, fpr[4]) },
2698
    { "f5", offsetof(CPUState, fpr[5]) },
2699
    { "f6", offsetof(CPUState, fpr[6]) },
2700
    { "f7", offsetof(CPUState, fpr[7]) },
2701
    { "f8", offsetof(CPUState, fpr[8]) },
2702
    { "f9", offsetof(CPUState, fpr[9]) },
2703
    { "f10", offsetof(CPUState, fpr[10]) },
2704
    { "f11", offsetof(CPUState, fpr[11]) },
2705
    { "f12", offsetof(CPUState, fpr[12]) },
2706
    { "f13", offsetof(CPUState, fpr[13]) },
2707
    { "f14", offsetof(CPUState, fpr[14]) },
2708
    { "f15", offsetof(CPUState, fpr[15]) },
2709
    { "f16", offsetof(CPUState, fpr[16]) },
2710
    { "f17", offsetof(CPUState, fpr[17]) },
2711
    { "f18", offsetof(CPUState, fpr[18]) },
2712
    { "f19", offsetof(CPUState, fpr[19]) },
2713
    { "f20", offsetof(CPUState, fpr[20]) },
2714
    { "f21", offsetof(CPUState, fpr[21]) },
2715
    { "f22", offsetof(CPUState, fpr[22]) },
2716
    { "f23", offsetof(CPUState, fpr[23]) },
2717
    { "f24", offsetof(CPUState, fpr[24]) },
2718
    { "f25", offsetof(CPUState, fpr[25]) },
2719
    { "f26", offsetof(CPUState, fpr[26]) },
2720
    { "f27", offsetof(CPUState, fpr[27]) },
2721
    { "f28", offsetof(CPUState, fpr[28]) },
2722
    { "f29", offsetof(CPUState, fpr[29]) },
2723
    { "f30", offsetof(CPUState, fpr[30]) },
2724
    { "f31", offsetof(CPUState, fpr[31]) },
2725
#ifdef TARGET_SPARC64
2726
    { "f32", offsetof(CPUState, fpr[32]) },
2727
    { "f34", offsetof(CPUState, fpr[34]) },
2728
    { "f36", offsetof(CPUState, fpr[36]) },
2729
    { "f38", offsetof(CPUState, fpr[38]) },
2730
    { "f40", offsetof(CPUState, fpr[40]) },
2731
    { "f42", offsetof(CPUState, fpr[42]) },
2732
    { "f44", offsetof(CPUState, fpr[44]) },
2733
    { "f46", offsetof(CPUState, fpr[46]) },
2734
    { "f48", offsetof(CPUState, fpr[48]) },
2735
    { "f50", offsetof(CPUState, fpr[50]) },
2736
    { "f52", offsetof(CPUState, fpr[52]) },
2737
    { "f54", offsetof(CPUState, fpr[54]) },
2738
    { "f56", offsetof(CPUState, fpr[56]) },
2739
    { "f58", offsetof(CPUState, fpr[58]) },
2740
    { "f60", offsetof(CPUState, fpr[60]) },
2741
    { "f62", offsetof(CPUState, fpr[62]) },
2742
    { "asi", offsetof(CPUState, asi) },
2743
    { "pstate", offsetof(CPUState, pstate) },
2744
    { "cansave", offsetof(CPUState, cansave) },
2745
    { "canrestore", offsetof(CPUState, canrestore) },
2746
    { "otherwin", offsetof(CPUState, otherwin) },
2747
    { "wstate", offsetof(CPUState, wstate) },
2748
    { "cleanwin", offsetof(CPUState, cleanwin) },
2749
    { "fprs", offsetof(CPUState, fprs) },
2750
#endif
2751
#endif
2752
    { NULL },
2753
};
2754

    
2755
static void expr_error(Monitor *mon, const char *msg)
2756
{
2757
    monitor_printf(mon, "%s\n", msg);
2758
    longjmp(expr_env, 1);
2759
}
2760

    
2761
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2762
static int get_monitor_def(target_long *pval, const char *name)
2763
{
2764
    const MonitorDef *md;
2765
    void *ptr;
2766

    
2767
    for(md = monitor_defs; md->name != NULL; md++) {
2768
        if (compare_cmd(name, md->name)) {
2769
            if (md->get_value) {
2770
                *pval = md->get_value(md, md->offset);
2771
            } else {
2772
                CPUState *env = mon_get_cpu();
2773
                if (!env)
2774
                    return -2;
2775
                ptr = (uint8_t *)env + md->offset;
2776
                switch(md->type) {
2777
                case MD_I32:
2778
                    *pval = *(int32_t *)ptr;
2779
                    break;
2780
                case MD_TLONG:
2781
                    *pval = *(target_long *)ptr;
2782
                    break;
2783
                default:
2784
                    *pval = 0;
2785
                    break;
2786
                }
2787
            }
2788
            return 0;
2789
        }
2790
    }
2791
    return -1;
2792
}
2793

    
2794
static void next(void)
2795
{
2796
    if (*pch != '\0') {
2797
        pch++;
2798
        while (qemu_isspace(*pch))
2799
            pch++;
2800
    }
2801
}
2802

    
2803
static int64_t expr_sum(Monitor *mon);
2804

    
2805
static int64_t expr_unary(Monitor *mon)
2806
{
2807
    int64_t n;
2808
    char *p;
2809
    int ret;
2810

    
2811
    switch(*pch) {
2812
    case '+':
2813
        next();
2814
        n = expr_unary(mon);
2815
        break;
2816
    case '-':
2817
        next();
2818
        n = -expr_unary(mon);
2819
        break;
2820
    case '~':
2821
        next();
2822
        n = ~expr_unary(mon);
2823
        break;
2824
    case '(':
2825
        next();
2826
        n = expr_sum(mon);
2827
        if (*pch != ')') {
2828
            expr_error(mon, "')' expected");
2829
        }
2830
        next();
2831
        break;
2832
    case '\'':
2833
        pch++;
2834
        if (*pch == '\0')
2835
            expr_error(mon, "character constant expected");
2836
        n = *pch;
2837
        pch++;
2838
        if (*pch != '\'')
2839
            expr_error(mon, "missing terminating \' character");
2840
        next();
2841
        break;
2842
    case '$':
2843
        {
2844
            char buf[128], *q;
2845
            target_long reg=0;
2846

    
2847
            pch++;
2848
            q = buf;
2849
            while ((*pch >= 'a' && *pch <= 'z') ||
2850
                   (*pch >= 'A' && *pch <= 'Z') ||
2851
                   (*pch >= '0' && *pch <= '9') ||
2852
                   *pch == '_' || *pch == '.') {
2853
                if ((q - buf) < sizeof(buf) - 1)
2854
                    *q++ = *pch;
2855
                pch++;
2856
            }
2857
            while (qemu_isspace(*pch))
2858
                pch++;
2859
            *q = 0;
2860
            ret = get_monitor_def(&reg, buf);
2861
            if (ret == -1)
2862
                expr_error(mon, "unknown register");
2863
            else if (ret == -2)
2864
                expr_error(mon, "no cpu defined");
2865
            n = reg;
2866
        }
2867
        break;
2868
    case '\0':
2869
        expr_error(mon, "unexpected end of expression");
2870
        n = 0;
2871
        break;
2872
    default:
2873
#if TARGET_PHYS_ADDR_BITS > 32
2874
        n = strtoull(pch, &p, 0);
2875
#else
2876
        n = strtoul(pch, &p, 0);
2877
#endif
2878
        if (pch == p) {
2879
            expr_error(mon, "invalid char in expression");
2880
        }
2881
        pch = p;
2882
        while (qemu_isspace(*pch))
2883
            pch++;
2884
        break;
2885
    }
2886
    return n;
2887
}
2888

    
2889

    
2890
static int64_t expr_prod(Monitor *mon)
2891
{
2892
    int64_t val, val2;
2893
    int op;
2894

    
2895
    val = expr_unary(mon);
2896
    for(;;) {
2897
        op = *pch;
2898
        if (op != '*' && op != '/' && op != '%')
2899
            break;
2900
        next();
2901
        val2 = expr_unary(mon);
2902
        switch(op) {
2903
        default:
2904
        case '*':
2905
            val *= val2;
2906
            break;
2907
        case '/':
2908
        case '%':
2909
            if (val2 == 0)
2910
                expr_error(mon, "division by zero");
2911
            if (op == '/')
2912
                val /= val2;
2913
            else
2914
                val %= val2;
2915
            break;
2916
        }
2917
    }
2918
    return val;
2919
}
2920

    
2921
static int64_t expr_logic(Monitor *mon)
2922
{
2923
    int64_t val, val2;
2924
    int op;
2925

    
2926
    val = expr_prod(mon);
2927
    for(;;) {
2928
        op = *pch;
2929
        if (op != '&' && op != '|' && op != '^')
2930
            break;
2931
        next();
2932
        val2 = expr_prod(mon);
2933
        switch(op) {
2934
        default:
2935
        case '&':
2936
            val &= val2;
2937
            break;
2938
        case '|':
2939
            val |= val2;
2940
            break;
2941
        case '^':
2942
            val ^= val2;
2943
            break;
2944
        }
2945
    }
2946
    return val;
2947
}
2948

    
2949
static int64_t expr_sum(Monitor *mon)
2950
{
2951
    int64_t val, val2;
2952
    int op;
2953

    
2954
    val = expr_logic(mon);
2955
    for(;;) {
2956
        op = *pch;
2957
        if (op != '+' && op != '-')
2958
            break;
2959
        next();
2960
        val2 = expr_logic(mon);
2961
        if (op == '+')
2962
            val += val2;
2963
        else
2964
            val -= val2;
2965
    }
2966
    return val;
2967
}
2968

    
2969
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2970
{
2971
    pch = *pp;
2972
    if (setjmp(expr_env)) {
2973
        *pp = pch;
2974
        return -1;
2975
    }
2976
    while (qemu_isspace(*pch))
2977
        pch++;
2978
    *pval = expr_sum(mon);
2979
    *pp = pch;
2980
    return 0;
2981
}
2982

    
2983
static int get_str(char *buf, int buf_size, const char **pp)
2984
{
2985
    const char *p;
2986
    char *q;
2987
    int c;
2988

    
2989
    q = buf;
2990
    p = *pp;
2991
    while (qemu_isspace(*p))
2992
        p++;
2993
    if (*p == '\0') {
2994
    fail:
2995
        *q = '\0';
2996
        *pp = p;
2997
        return -1;
2998
    }
2999
    if (*p == '\"') {
3000
        p++;
3001
        while (*p != '\0' && *p != '\"') {
3002
            if (*p == '\\') {
3003
                p++;
3004
                c = *p++;
3005
                switch(c) {
3006
                case 'n':
3007
                    c = '\n';
3008
                    break;
3009
                case 'r':
3010
                    c = '\r';
3011
                    break;
3012
                case '\\':
3013
                case '\'':
3014
                case '\"':
3015
                    break;
3016
                default:
3017
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
3018
                    goto fail;
3019
                }
3020
                if ((q - buf) < buf_size - 1) {
3021
                    *q++ = c;
3022
                }
3023
            } else {
3024
                if ((q - buf) < buf_size - 1) {
3025
                    *q++ = *p;
3026
                }
3027
                p++;
3028
            }
3029
        }
3030
        if (*p != '\"') {
3031
            qemu_printf("unterminated string\n");
3032
            goto fail;
3033
        }
3034
        p++;
3035
    } else {
3036
        while (*p != '\0' && !qemu_isspace(*p)) {
3037
            if ((q - buf) < buf_size - 1) {
3038
                *q++ = *p;
3039
            }
3040
            p++;
3041
        }
3042
    }
3043
    *q = '\0';
3044
    *pp = p;
3045
    return 0;
3046
}
3047

    
3048
/*
3049
 * Store the command-name in cmdname, and return a pointer to
3050
 * the remaining of the command string.
3051
 */
3052
static const char *get_command_name(const char *cmdline,
3053
                                    char *cmdname, size_t nlen)
3054
{
3055
    size_t len;
3056
    const char *p, *pstart;
3057

    
3058
    p = cmdline;
3059
    while (qemu_isspace(*p))
3060
        p++;
3061
    if (*p == '\0')
3062
        return NULL;
3063
    pstart = p;
3064
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3065
        p++;
3066
    len = p - pstart;
3067
    if (len > nlen - 1)
3068
        len = nlen - 1;
3069
    memcpy(cmdname, pstart, len);
3070
    cmdname[len] = '\0';
3071
    return p;
3072
}
3073

    
3074
/**
3075
 * Read key of 'type' into 'key' and return the current
3076
 * 'type' pointer.
3077
 */
3078
static char *key_get_info(const char *type, char **key)
3079
{
3080
    size_t len;
3081
    char *p, *str;
3082

    
3083
    if (*type == ',')
3084
        type++;
3085

    
3086
    p = strchr(type, ':');
3087
    if (!p) {
3088
        *key = NULL;
3089
        return NULL;
3090
    }
3091
    len = p - type;
3092

    
3093
    str = qemu_malloc(len + 1);
3094
    memcpy(str, type, len);
3095
    str[len] = '\0';
3096

    
3097
    *key = str;
3098
    return ++p;
3099
}
3100

    
3101
static int default_fmt_format = 'x';
3102
static int default_fmt_size = 4;
3103

    
3104
#define MAX_ARGS 16
3105

    
3106
static int is_valid_option(const char *c, const char *typestr)
3107
{
3108
    char option[3];
3109
  
3110
    option[0] = '-';
3111
    option[1] = *c;
3112
    option[2] = '\0';
3113
  
3114
    typestr = strstr(typestr, option);
3115
    return (typestr != NULL);
3116
}
3117

    
3118
static const mon_cmd_t *monitor_find_command(const char *cmdname)
3119
{
3120
    const mon_cmd_t *cmd;
3121

    
3122
    for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3123
        if (compare_cmd(cmdname, cmd->name)) {
3124
            return cmd;
3125
        }
3126
    }
3127

    
3128
    return NULL;
3129
}
3130

    
3131
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3132
                                              const char *cmdline,
3133
                                              QDict *qdict)
3134
{
3135
    const char *p, *typestr;
3136
    int c;
3137
    const mon_cmd_t *cmd;
3138
    char cmdname[256];
3139
    char buf[1024];
3140
    char *key;
3141

    
3142
#ifdef DEBUG
3143
    monitor_printf(mon, "command='%s'\n", cmdline);
3144
#endif
3145

    
3146
    /* extract the command name */
3147
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3148
    if (!p)
3149
        return NULL;
3150

    
3151
    cmd = monitor_find_command(cmdname);
3152
    if (!cmd) {
3153
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3154
        return NULL;
3155
    }
3156

    
3157
    /* parse the parameters */
3158
    typestr = cmd->args_type;
3159
    for(;;) {
3160
        typestr = key_get_info(typestr, &key);
3161
        if (!typestr)
3162
            break;
3163
        c = *typestr;
3164
        typestr++;
3165
        switch(c) {
3166
        case 'F':
3167
        case 'B':
3168
        case 's':
3169
            {
3170
                int ret;
3171

    
3172
                while (qemu_isspace(*p))
3173
                    p++;
3174
                if (*typestr == '?') {
3175
                    typestr++;
3176
                    if (*p == '\0') {
3177
                        /* no optional string: NULL argument */
3178
                        break;
3179
                    }
3180
                }
3181
                ret = get_str(buf, sizeof(buf), &p);
3182
                if (ret < 0) {
3183
                    switch(c) {
3184
                    case 'F':
3185
                        monitor_printf(mon, "%s: filename expected\n",
3186
                                       cmdname);
3187
                        break;
3188
                    case 'B':
3189
                        monitor_printf(mon, "%s: block device name expected\n",
3190
                                       cmdname);
3191
                        break;
3192
                    default:
3193
                        monitor_printf(mon, "%s: string expected\n", cmdname);
3194
                        break;
3195
                    }
3196
                    goto fail;
3197
                }
3198
                qdict_put(qdict, key, qstring_from_str(buf));
3199
            }
3200
            break;
3201
        case '/':
3202
            {
3203
                int count, format, size;
3204

    
3205
                while (qemu_isspace(*p))
3206
                    p++;
3207
                if (*p == '/') {
3208
                    /* format found */
3209
                    p++;
3210
                    count = 1;
3211
                    if (qemu_isdigit(*p)) {
3212
                        count = 0;
3213
                        while (qemu_isdigit(*p)) {
3214
                            count = count * 10 + (*p - '0');
3215
                            p++;
3216
                        }
3217
                    }
3218
                    size = -1;
3219
                    format = -1;
3220
                    for(;;) {
3221
                        switch(*p) {
3222
                        case 'o':
3223
                        case 'd':
3224
                        case 'u':
3225
                        case 'x':
3226
                        case 'i':
3227
                        case 'c':
3228
                            format = *p++;
3229
                            break;
3230
                        case 'b':
3231
                            size = 1;
3232
                            p++;
3233
                            break;
3234
                        case 'h':
3235
                            size = 2;
3236
                            p++;
3237
                            break;
3238
                        case 'w':
3239
                            size = 4;
3240
                            p++;
3241
                            break;
3242
                        case 'g':
3243
                        case 'L':
3244
                            size = 8;
3245
                            p++;
3246
                            break;
3247
                        default:
3248
                            goto next;
3249
                        }
3250
                    }
3251
                next:
3252
                    if (*p != '\0' && !qemu_isspace(*p)) {
3253
                        monitor_printf(mon, "invalid char in format: '%c'\n",
3254
                                       *p);
3255
                        goto fail;
3256
                    }
3257
                    if (format < 0)
3258
                        format = default_fmt_format;
3259
                    if (format != 'i') {
3260
                        /* for 'i', not specifying a size gives -1 as size */
3261
                        if (size < 0)
3262
                            size = default_fmt_size;
3263
                        default_fmt_size = size;
3264
                    }
3265
                    default_fmt_format = format;
3266
                } else {
3267
                    count = 1;
3268
                    format = default_fmt_format;
3269
                    if (format != 'i') {
3270
                        size = default_fmt_size;
3271
                    } else {
3272
                        size = -1;
3273
                    }
3274
                }
3275
                qdict_put(qdict, "count", qint_from_int(count));
3276
                qdict_put(qdict, "format", qint_from_int(format));
3277
                qdict_put(qdict, "size", qint_from_int(size));
3278
            }
3279
            break;
3280
        case 'i':
3281
        case 'l':
3282
            {
3283
                int64_t val;
3284

    
3285
                while (qemu_isspace(*p))
3286
                    p++;
3287
                if (*typestr == '?' || *typestr == '.') {
3288
                    if (*typestr == '?') {
3289
                        if (*p == '\0') {
3290
                            typestr++;
3291
                            break;
3292
                        }
3293
                    } else {
3294
                        if (*p == '.') {
3295
                            p++;
3296
                            while (qemu_isspace(*p))
3297
                                p++;
3298
                        } else {
3299
                            typestr++;
3300
                            break;
3301
                        }
3302
                    }
3303
                    typestr++;
3304
                }
3305
                if (get_expr(mon, &val, &p))
3306
                    goto fail;
3307
                /* Check if 'i' is greater than 32-bit */
3308
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3309
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3310
                    monitor_printf(mon, "integer is for 32-bit values\n");
3311
                    goto fail;
3312
                }
3313
                qdict_put(qdict, key, qint_from_int(val));
3314
            }
3315
            break;
3316
        case '-':
3317
            {
3318
                const char *tmp = p;
3319
                int has_option, skip_key = 0;
3320
                /* option */
3321

    
3322
                c = *typestr++;
3323
                if (c == '\0')
3324
                    goto bad_type;
3325
                while (qemu_isspace(*p))
3326
                    p++;
3327
                has_option = 0;
3328
                if (*p == '-') {
3329
                    p++;
3330
                    if(c != *p) {
3331
                        if(!is_valid_option(p, typestr)) {
3332
                  
3333
                            monitor_printf(mon, "%s: unsupported option -%c\n",
3334
                                           cmdname, *p);
3335
                            goto fail;
3336
                        } else {
3337
                            skip_key = 1;
3338
                        }
3339
                    }
3340
                    if(skip_key) {
3341
                        p = tmp;
3342
                    } else {
3343
                        p++;
3344
                        has_option = 1;
3345
                    }
3346
                }
3347
                qdict_put(qdict, key, qint_from_int(has_option));
3348
            }
3349
            break;
3350
        default:
3351
        bad_type:
3352
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3353
            goto fail;
3354
        }
3355
        qemu_free(key);
3356
        key = NULL;
3357
    }
3358
    /* check that all arguments were parsed */
3359
    while (qemu_isspace(*p))
3360
        p++;
3361
    if (*p != '\0') {
3362
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3363
                       cmdname);
3364
        goto fail;
3365
    }
3366

    
3367
    return cmd;
3368

    
3369
fail:
3370
    qemu_free(key);
3371
    return NULL;
3372
}
3373

    
3374
static void monitor_print_error(Monitor *mon)
3375
{
3376
    qerror_print(mon->error);
3377
    QDECREF(mon->error);
3378
    mon->error = NULL;
3379
}
3380

    
3381
static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3382
                                 const QDict *params)
3383
{
3384
    QObject *data = NULL;
3385

    
3386
    cmd->mhandler.cmd_new(mon, params, &data);
3387

    
3388
    if (monitor_ctrl_mode(mon)) {
3389
        /* Monitor Protocol */
3390
        monitor_protocol_emitter(mon, data);
3391
    } else {
3392
        /* User Protocol */
3393
         if (data)
3394
            cmd->user_print(mon, data);
3395
    }
3396

    
3397
    qobject_decref(data);
3398
}
3399

    
3400
static void handle_user_command(Monitor *mon, const char *cmdline)
3401
{
3402
    QDict *qdict;
3403
    const mon_cmd_t *cmd;
3404

    
3405
    qdict = qdict_new();
3406

    
3407
    cmd = monitor_parse_command(mon, cmdline, qdict);
3408
    if (!cmd)
3409
        goto out;
3410

    
3411
    qemu_errors_to_mon(mon);
3412

    
3413
    if (monitor_handler_ported(cmd)) {
3414
        monitor_call_handler(mon, cmd, qdict);
3415
    } else {
3416
        cmd->mhandler.cmd(mon, qdict);
3417
    }
3418

    
3419
    if (monitor_has_error(mon))
3420
        monitor_print_error(mon);
3421

    
3422
    qemu_errors_to_previous();
3423

    
3424
out:
3425
    QDECREF(qdict);
3426
}
3427

    
3428
static void cmd_completion(const char *name, const char *list)
3429
{
3430
    const char *p, *pstart;
3431
    char cmd[128];
3432
    int len;
3433

    
3434
    p = list;
3435
    for(;;) {
3436
        pstart = p;
3437
        p = strchr(p, '|');
3438
        if (!p)
3439
            p = pstart + strlen(pstart);
3440
        len = p - pstart;
3441
        if (len > sizeof(cmd) - 2)
3442
            len = sizeof(cmd) - 2;
3443
        memcpy(cmd, pstart, len);
3444
        cmd[len] = '\0';
3445
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3446
            readline_add_completion(cur_mon->rs, cmd);
3447
        }
3448
        if (*p == '\0')
3449
            break;
3450
        p++;
3451
    }
3452
}
3453

    
3454
static void file_completion(const char *input)
3455
{
3456
    DIR *ffs;
3457
    struct dirent *d;
3458
    char path[1024];
3459
    char file[1024], file_prefix[1024];
3460
    int input_path_len;
3461
    const char *p;
3462

    
3463
    p = strrchr(input, '/');
3464
    if (!p) {
3465
        input_path_len = 0;
3466
        pstrcpy(file_prefix, sizeof(file_prefix), input);
3467
        pstrcpy(path, sizeof(path), ".");
3468
    } else {
3469
        input_path_len = p - input + 1;
3470
        memcpy(path, input, input_path_len);
3471
        if (input_path_len > sizeof(path) - 1)
3472
            input_path_len = sizeof(path) - 1;
3473
        path[input_path_len] = '\0';
3474
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3475
    }
3476
#ifdef DEBUG_COMPLETION
3477
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3478
                   input, path, file_prefix);
3479
#endif
3480
    ffs = opendir(path);
3481
    if (!ffs)
3482
        return;
3483
    for(;;) {
3484
        struct stat sb;
3485
        d = readdir(ffs);
3486
        if (!d)
3487
            break;
3488
        if (strstart(d->d_name, file_prefix, NULL)) {
3489
            memcpy(file, input, input_path_len);
3490
            if (input_path_len < sizeof(file))
3491
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3492
                        d->d_name);
3493
            /* stat the file to find out if it's a directory.
3494
             * In that case add a slash to speed up typing long paths
3495
             */
3496
            stat(file, &sb);
3497
            if(S_ISDIR(sb.st_mode))
3498
                pstrcat(file, sizeof(file), "/");
3499
            readline_add_completion(cur_mon->rs, file);
3500
        }
3501
    }
3502
    closedir(ffs);
3503
}
3504

    
3505
static void block_completion_it(void *opaque, BlockDriverState *bs)
3506
{
3507
    const char *name = bdrv_get_device_name(bs);
3508
    const char *input = opaque;
3509

    
3510
    if (input[0] == '\0' ||
3511
        !strncmp(name, (char *)input, strlen(input))) {
3512
        readline_add_completion(cur_mon->rs, name);
3513
    }
3514
}
3515

    
3516
/* NOTE: this parser is an approximate form of the real command parser */
3517
static void parse_cmdline(const char *cmdline,
3518
                         int *pnb_args, char **args)
3519
{
3520
    const char *p;
3521
    int nb_args, ret;
3522
    char buf[1024];
3523

    
3524
    p = cmdline;
3525
    nb_args = 0;
3526
    for(;;) {
3527
        while (qemu_isspace(*p))
3528
            p++;
3529
        if (*p == '\0')
3530
            break;
3531
        if (nb_args >= MAX_ARGS)
3532
            break;
3533
        ret = get_str(buf, sizeof(buf), &p);
3534
        args[nb_args] = qemu_strdup(buf);
3535
        nb_args++;
3536
        if (ret < 0)
3537
            break;
3538
    }
3539
    *pnb_args = nb_args;
3540
}
3541

    
3542
static const char *next_arg_type(const char *typestr)
3543
{
3544
    const char *p = strchr(typestr, ':');
3545
    return (p != NULL ? ++p : typestr);
3546
}
3547

    
3548
static void monitor_find_completion(const char *cmdline)
3549
{
3550
    const char *cmdname;
3551
    char *args[MAX_ARGS];
3552
    int nb_args, i, len;
3553
    const char *ptype, *str;
3554
    const mon_cmd_t *cmd;
3555
    const KeyDef *key;
3556

    
3557
    parse_cmdline(cmdline, &nb_args, args);
3558
#ifdef DEBUG_COMPLETION
3559
    for(i = 0; i < nb_args; i++) {
3560
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3561
    }
3562
#endif
3563

    
3564
    /* if the line ends with a space, it means we want to complete the
3565
       next arg */
3566
    len = strlen(cmdline);
3567
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3568
        if (nb_args >= MAX_ARGS)
3569
            return;
3570
        args[nb_args++] = qemu_strdup("");
3571
    }
3572
    if (nb_args <= 1) {
3573
        /* command completion */
3574
        if (nb_args == 0)
3575
            cmdname = "";
3576
        else
3577
            cmdname = args[0];
3578
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3579
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3580
            cmd_completion(cmdname, cmd->name);
3581
        }
3582
    } else {
3583
        /* find the command */
3584
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3585
            if (compare_cmd(args[0], cmd->name))
3586
                goto found;
3587
        }
3588
        return;
3589
    found:
3590
        ptype = next_arg_type(cmd->args_type);
3591
        for(i = 0; i < nb_args - 2; i++) {
3592
            if (*ptype != '\0') {
3593
                ptype = next_arg_type(ptype);
3594
                while (*ptype == '?')
3595
                    ptype = next_arg_type(ptype);
3596
            }
3597
        }
3598
        str = args[nb_args - 1];
3599
        if (*ptype == '-' && ptype[1] != '\0') {
3600
            ptype += 2;
3601
        }
3602
        switch(*ptype) {
3603
        case 'F':
3604
            /* file completion */
3605
            readline_set_completion_index(cur_mon->rs, strlen(str));
3606
            file_completion(str);
3607
            break;
3608
        case 'B':
3609
            /* block device name completion */
3610
            readline_set_completion_index(cur_mon->rs, strlen(str));
3611
            bdrv_iterate(block_completion_it, (void *)str);
3612
            break;
3613
        case 's':
3614
            /* XXX: more generic ? */
3615
            if (!strcmp(cmd->name, "info")) {
3616
                readline_set_completion_index(cur_mon->rs, strlen(str));
3617
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3618
                    cmd_completion(str, cmd->name);
3619
                }
3620
            } else if (!strcmp(cmd->name, "sendkey")) {
3621
                char *sep = strrchr(str, '-');
3622
                if (sep)
3623
                    str = sep + 1;
3624
                readline_set_completion_index(cur_mon->rs, strlen(str));
3625
                for(key = key_defs; key->name != NULL; key++) {
3626
                    cmd_completion(str, key->name);
3627
                }
3628
            } else if (!strcmp(cmd->name, "help|?")) {
3629
                readline_set_completion_index(cur_mon->rs, strlen(str));
3630
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3631
                    cmd_completion(str, cmd->name);
3632
                }
3633
            }
3634
            break;
3635
        default:
3636
            break;
3637
        }
3638
    }
3639
    for(i = 0; i < nb_args; i++)
3640
        qemu_free(args[i]);
3641
}
3642

    
3643
static int monitor_can_read(void *opaque)
3644
{
3645
    Monitor *mon = opaque;
3646

    
3647
    return (mon->suspend_cnt == 0) ? 128 : 0;
3648
}
3649

    
3650
typedef struct CmdArgs {
3651
    QString *name;
3652
    int type;
3653
    int flag;
3654
    int optional;
3655
} CmdArgs;
3656

    
3657
static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
3658
{
3659
    if (!cmd_args->optional) {
3660
        qemu_error_new(QERR_MISSING_PARAMETER, name);
3661
        return -1;
3662
    }
3663

    
3664
    if (cmd_args->type == '-') {
3665
        /* handlers expect a value, they need to be changed */
3666
        qdict_put(args, name, qint_from_int(0));
3667
    }
3668

    
3669
    return 0;
3670
}
3671

    
3672
static int check_arg(const CmdArgs *cmd_args, QDict *args)
3673
{
3674
    QObject *value;
3675
    const char *name;
3676

    
3677
    name = qstring_get_str(cmd_args->name);
3678

    
3679
    if (!args) {
3680
        return check_opt(cmd_args, name, args);
3681
    }
3682

    
3683
    value = qdict_get(args, name);
3684
    if (!value) {
3685
        return check_opt(cmd_args, name, args);
3686
    }
3687

    
3688
    switch (cmd_args->type) {
3689
        case 'F':
3690
        case 'B':
3691
        case 's':
3692
            if (qobject_type(value) != QTYPE_QSTRING) {
3693
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
3694
                return -1;
3695
            }
3696
            break;
3697
        case '/': {
3698
            int i;
3699
            const char *keys[] = { "count", "format", "size", NULL };
3700

    
3701
            for (i = 0; keys[i]; i++) {
3702
                QObject *obj = qdict_get(args, keys[i]);
3703
                if (!obj) {
3704
                    qemu_error_new(QERR_MISSING_PARAMETER, name);
3705
                    return -1;
3706
                }
3707
                if (qobject_type(obj) != QTYPE_QINT) {
3708
                    qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3709
                    return -1;
3710
                }
3711
            }
3712
            break;
3713
        }
3714
        case 'i':
3715
        case 'l':
3716
            if (qobject_type(value) != QTYPE_QINT) {
3717
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3718
                return -1;
3719
            }
3720
            break;
3721
        case '-':
3722
            if (qobject_type(value) != QTYPE_QINT &&
3723
                qobject_type(value) != QTYPE_QBOOL) {
3724
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
3725
                return -1;
3726
            }
3727
            if (qobject_type(value) == QTYPE_QBOOL) {
3728
                /* handlers expect a QInt, they need to be changed */
3729
                qdict_put(args, name,
3730
                         qint_from_int(qbool_get_int(qobject_to_qbool(value))));
3731
            }
3732
            break;
3733
        default:
3734
            /* impossible */
3735
            abort();
3736
    }
3737

    
3738
    return 0;
3739
}
3740

    
3741
static void cmd_args_init(CmdArgs *cmd_args)
3742
{
3743
    cmd_args->name = qstring_new();
3744
    cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
3745
}
3746

    
3747
/*
3748
 * This is not trivial, we have to parse Monitor command's argument
3749
 * type syntax to be able to check the arguments provided by clients.
3750
 *
3751
 * In the near future we will be using an array for that and will be
3752
 * able to drop all this parsing...
3753
 */
3754
static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
3755
{
3756
    int err;
3757
    const char *p;
3758
    CmdArgs cmd_args;
3759

    
3760
    if (cmd->args_type == NULL) {
3761
        return (qdict_size(args) == 0 ? 0 : -1);
3762
    }
3763

    
3764
    err = 0;
3765
    cmd_args_init(&cmd_args);
3766

    
3767
    for (p = cmd->args_type;; p++) {
3768
        if (*p == ':') {
3769
            cmd_args.type = *++p;
3770
            p++;
3771
            if (cmd_args.type == '-') {
3772
                cmd_args.flag = *p++;
3773
                cmd_args.optional = 1;
3774
            } else if (*p == '?') {
3775
                cmd_args.optional = 1;
3776
                p++;
3777
            }
3778

    
3779
            assert(*p == ',' || *p == '\0');
3780
            err = check_arg(&cmd_args, args);
3781

    
3782
            QDECREF(cmd_args.name);
3783
            cmd_args_init(&cmd_args);
3784

    
3785
            if (err < 0) {
3786
                break;
3787
            }
3788
        } else {
3789
            qstring_append_chr(cmd_args.name, *p);
3790
        }
3791

    
3792
        if (*p == '\0') {
3793
            break;
3794
        }
3795
    }
3796

    
3797
    QDECREF(cmd_args.name);
3798
    return err;
3799
}
3800

    
3801
static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
3802
{
3803
    int err;
3804
    QObject *obj;
3805
    QDict *input, *args;
3806
    const mon_cmd_t *cmd;
3807
    Monitor *mon = cur_mon;
3808
    const char *cmd_name, *info_item;
3809

    
3810
    args = NULL;
3811
    qemu_errors_to_mon(mon);
3812

    
3813
    obj = json_parser_parse(tokens, NULL);
3814
    if (!obj) {
3815
        // FIXME: should be triggered in json_parser_parse()
3816
        qemu_error_new(QERR_JSON_PARSING);
3817
        goto err_out;
3818
    } else if (qobject_type(obj) != QTYPE_QDICT) {
3819
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
3820
        qobject_decref(obj);
3821
        goto err_out;
3822
    }
3823

    
3824
    input = qobject_to_qdict(obj);
3825

    
3826
    mon->mc->id = qdict_get(input, "id");
3827
    qobject_incref(mon->mc->id);
3828

    
3829
    obj = qdict_get(input, "execute");
3830
    if (!obj) {
3831
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
3832
        goto err_input;
3833
    } else if (qobject_type(obj) != QTYPE_QSTRING) {
3834
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
3835
        goto err_input;
3836
    }
3837

    
3838
    cmd_name = qstring_get_str(qobject_to_qstring(obj));
3839

    
3840
    /*
3841
     * XXX: We need this special case until we get info handlers
3842
     * converted into 'query-' commands
3843
     */
3844
    if (compare_cmd(cmd_name, "info")) {
3845
        qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
3846
        goto err_input;
3847
    } else if (strstart(cmd_name, "query-", &info_item)) {
3848
        cmd = monitor_find_command("info");
3849
        qdict_put_obj(input, "arguments",
3850
                      qobject_from_jsonf("{ 'item': %s }", info_item));
3851
    } else {
3852
        cmd = monitor_find_command(cmd_name);
3853
        if (!cmd) {
3854
            qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
3855
            goto err_input;
3856
        }
3857
    }
3858

    
3859
    obj = qdict_get(input, "arguments");
3860
    if (!obj) {
3861
        args = qdict_new();
3862
    } else {
3863
        args = qobject_to_qdict(obj);
3864
        QINCREF(args);
3865
    }
3866

    
3867
    QDECREF(input);
3868

    
3869
    err = monitor_check_qmp_args(cmd, args);
3870
    if (err < 0) {
3871
        goto err_out;
3872
    }
3873

    
3874
    monitor_call_handler(mon, cmd, args);
3875
    goto out;
3876

    
3877
err_input:
3878
    QDECREF(input);
3879
err_out:
3880
    monitor_protocol_emitter(mon, NULL);
3881
out:
3882
    QDECREF(args);
3883
    qemu_errors_to_previous();
3884
}
3885

    
3886
/**
3887
 * monitor_control_read(): Read and handle QMP input
3888
 */
3889
static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
3890
{
3891
    Monitor *old_mon = cur_mon;
3892

    
3893
    cur_mon = opaque;
3894

    
3895
    json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
3896

    
3897
    cur_mon = old_mon;
3898
}
3899

    
3900
static void monitor_read(void *opaque, const uint8_t *buf, int size)
3901
{
3902
    Monitor *old_mon = cur_mon;
3903
    int i;
3904

    
3905
    cur_mon = opaque;
3906

    
3907
    if (cur_mon->rs) {
3908
        for (i = 0; i < size; i++)
3909
            readline_handle_byte(cur_mon->rs, buf[i]);
3910
    } else {
3911
        if (size == 0 || buf[size - 1] != 0)
3912
            monitor_printf(cur_mon, "corrupted command\n");
3913
        else
3914
            handle_user_command(cur_mon, (char *)buf);
3915
    }
3916

    
3917
    cur_mon = old_mon;
3918
}
3919

    
3920
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3921
{
3922
    monitor_suspend(mon);
3923
    handle_user_command(mon, cmdline);
3924
    monitor_resume(mon);
3925
}
3926

    
3927
int monitor_suspend(Monitor *mon)
3928
{
3929
    if (!mon->rs)
3930
        return -ENOTTY;
3931
    mon->suspend_cnt++;
3932
    return 0;
3933
}
3934

    
3935
void monitor_resume(Monitor *mon)
3936
{
3937
    if (!mon->rs)
3938
        return;
3939
    if (--mon->suspend_cnt == 0)
3940
        readline_show_prompt(mon->rs);
3941
}
3942

    
3943
/**
3944
 * monitor_control_event(): Print QMP gretting
3945
 */
3946
static void monitor_control_event(void *opaque, int event)
3947
{
3948
    if (event == CHR_EVENT_OPENED) {
3949
        QObject *data;
3950
        Monitor *mon = opaque;
3951

    
3952
        json_message_parser_init(&mon->mc->parser, handle_qmp_command);
3953

    
3954
        data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
3955
        assert(data != NULL);
3956

    
3957
        monitor_json_emitter(mon, data);
3958
        qobject_decref(data);
3959
    }
3960
}
3961

    
3962
static void monitor_event(void *opaque, int event)
3963
{
3964
    Monitor *mon = opaque;
3965

    
3966
    switch (event) {
3967
    case CHR_EVENT_MUX_IN:
3968
        mon->mux_out = 0;
3969
        if (mon->reset_seen) {
3970
            readline_restart(mon->rs);
3971
            monitor_resume(mon);
3972
            monitor_flush(mon);
3973
        } else {
3974
            mon->suspend_cnt = 0;
3975
        }
3976
        break;
3977

    
3978
    case CHR_EVENT_MUX_OUT:
3979
        if (mon->reset_seen) {
3980
            if (mon->suspend_cnt == 0) {
3981
                monitor_printf(mon, "\n");
3982
            }
3983
            monitor_flush(mon);
3984
            monitor_suspend(mon);
3985
        } else {
3986
            mon->suspend_cnt++;
3987
        }
3988
        mon->mux_out = 1;
3989
        break;
3990

    
3991
    case CHR_EVENT_OPENED:
3992
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3993
                       "information\n", QEMU_VERSION);
3994
        if (!mon->mux_out) {
3995
            readline_show_prompt(mon->rs);
3996
        }
3997
        mon->reset_seen = 1;
3998
        break;
3999
    }
4000
}
4001

    
4002

    
4003
/*
4004
 * Local variables:
4005
 *  c-indent-level: 4
4006
 *  c-basic-offset: 4
4007
 *  tab-width: 8
4008
 * End:
4009
 */
4010

    
4011
const char *monitor_cmdline_parse(const char *cmdline, int *flags)
4012
{
4013
    const char *dev;
4014

    
4015
    if (strstart(cmdline, "control,", &dev)) {
4016
        if (strstart(dev, "vc", NULL)) {
4017
            fprintf(stderr, "qemu: control mode is for low-level interaction ");
4018
            fprintf(stderr, "cannot be used with device 'vc'\n");
4019
            exit(1);
4020
        }
4021
        *flags &= ~MONITOR_USE_READLINE;
4022
        *flags |= MONITOR_USE_CONTROL;
4023
        return dev;
4024
    }
4025

    
4026
    return cmdline;
4027
}
4028

    
4029
void monitor_init(CharDriverState *chr, int flags)
4030
{
4031
    static int is_first_init = 1;
4032
    Monitor *mon;
4033

    
4034
    if (is_first_init) {
4035
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4036
        is_first_init = 0;
4037
    }
4038

    
4039
    mon = qemu_mallocz(sizeof(*mon));
4040

    
4041
    mon->chr = chr;
4042
    mon->flags = flags;
4043
    if (flags & MONITOR_USE_READLINE) {
4044
        mon->rs = readline_init(mon, monitor_find_completion);
4045
        monitor_read_command(mon, 0);
4046
    }
4047

    
4048
    if (monitor_ctrl_mode(mon)) {
4049
        mon->mc = qemu_mallocz(sizeof(MonitorControl));
4050
        /* Control mode requires special handlers */
4051
        qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4052
                              monitor_control_event, mon);
4053
    } else {
4054
        qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4055
                              monitor_event, mon);
4056
    }
4057

    
4058
    QLIST_INSERT_HEAD(&mon_list, mon, entry);
4059
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4060
        cur_mon = mon;
4061
}
4062

    
4063
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4064
{
4065
    BlockDriverState *bs = opaque;
4066
    int ret = 0;
4067

    
4068
    if (bdrv_set_key(bs, password) != 0) {
4069
        monitor_printf(mon, "invalid password\n");
4070
        ret = -EPERM;
4071
    }
4072
    if (mon->password_completion_cb)
4073
        mon->password_completion_cb(mon->password_opaque, ret);
4074

    
4075
    monitor_read_command(mon, 1);
4076
}
4077

    
4078
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4079
                                 BlockDriverCompletionFunc *completion_cb,
4080
                                 void *opaque)
4081
{
4082
    int err;
4083

    
4084
    if (!bdrv_key_required(bs)) {
4085
        if (completion_cb)
4086
            completion_cb(opaque, 0);
4087
        return;
4088
    }
4089

    
4090
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4091
                   bdrv_get_encrypted_filename(bs));
4092

    
4093
    mon->password_completion_cb = completion_cb;
4094
    mon->password_opaque = opaque;
4095

    
4096
    err = monitor_read_password(mon, bdrv_password_cb, bs);
4097

    
4098
    if (err && completion_cb)
4099
        completion_cb(opaque, err);
4100
}
4101

    
4102
typedef struct QemuErrorSink QemuErrorSink;
4103
struct QemuErrorSink {
4104
    enum {
4105
        ERR_SINK_FILE,
4106
        ERR_SINK_MONITOR,
4107
    } dest;
4108
    union {
4109
        FILE    *fp;
4110
        Monitor *mon;
4111
    };
4112
    QemuErrorSink *previous;
4113
};
4114

    
4115
static QemuErrorSink *qemu_error_sink;
4116

    
4117
void qemu_errors_to_file(FILE *fp)
4118
{
4119
    QemuErrorSink *sink;
4120

    
4121
    sink = qemu_mallocz(sizeof(*sink));
4122
    sink->dest = ERR_SINK_FILE;
4123
    sink->fp = fp;
4124
    sink->previous = qemu_error_sink;
4125
    qemu_error_sink = sink;
4126
}
4127

    
4128
void qemu_errors_to_mon(Monitor *mon)
4129
{
4130
    QemuErrorSink *sink;
4131

    
4132
    sink = qemu_mallocz(sizeof(*sink));
4133
    sink->dest = ERR_SINK_MONITOR;
4134
    sink->mon = mon;
4135
    sink->previous = qemu_error_sink;
4136
    qemu_error_sink = sink;
4137
}
4138

    
4139
void qemu_errors_to_previous(void)
4140
{
4141
    QemuErrorSink *sink;
4142

    
4143
    assert(qemu_error_sink != NULL);
4144
    sink = qemu_error_sink;
4145
    qemu_error_sink = sink->previous;
4146
    qemu_free(sink);
4147
}
4148

    
4149
void qemu_error(const char *fmt, ...)
4150
{
4151
    va_list args;
4152

    
4153
    assert(qemu_error_sink != NULL);
4154
    switch (qemu_error_sink->dest) {
4155
    case ERR_SINK_FILE:
4156
        va_start(args, fmt);
4157
        vfprintf(qemu_error_sink->fp, fmt, args);
4158
        va_end(args);
4159
        break;
4160
    case ERR_SINK_MONITOR:
4161
        va_start(args, fmt);
4162
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
4163
        va_end(args);
4164
        break;
4165
    }
4166
}
4167

    
4168
void qemu_error_internal(const char *file, int linenr, const char *func,
4169
                         const char *fmt, ...)
4170
{
4171
    va_list va;
4172
    QError *qerror;
4173

    
4174
    assert(qemu_error_sink != NULL);
4175

    
4176
    va_start(va, fmt);
4177
    qerror = qerror_from_info(file, linenr, func, fmt, &va);
4178
    va_end(va);
4179

    
4180
    switch (qemu_error_sink->dest) {
4181
    case ERR_SINK_FILE:
4182
        qerror_print(qerror);
4183
        QDECREF(qerror);
4184
        break;
4185
    case ERR_SINK_MONITOR:
4186
        assert(qemu_error_sink->mon->error == NULL);
4187
        qemu_error_sink->mon->error = qerror;
4188
        break;
4189
    }
4190
}