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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_block_set_passwd(Monitor *mon, const QDict *qdict,
776
                                QObject **ret_data)
777
{
778
    BlockDriverState *bs;
779

    
780
    bs = bdrv_find(qdict_get_str(qdict, "device"));
781
    if (!bs) {
782
        qemu_error_new(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device"));
783
        return;
784
    }
785

    
786
    if (bdrv_set_key(bs, qdict_get_str(qdict, "password")) < 0) {
787
        qemu_error_new(QERR_INVALID_PASSWORD);
788
    }
789
}
790

    
791
static void do_change_block(Monitor *mon, const char *device,
792
                            const char *filename, const char *fmt)
793
{
794
    BlockDriverState *bs;
795
    BlockDriver *drv = NULL;
796

    
797
    bs = bdrv_find(device);
798
    if (!bs) {
799
        monitor_printf(mon, "device not found\n");
800
        return;
801
    }
802
    if (fmt) {
803
        drv = bdrv_find_whitelisted_format(fmt);
804
        if (!drv) {
805
            monitor_printf(mon, "invalid format %s\n", fmt);
806
            return;
807
        }
808
    }
809
    if (eject_device(mon, bs, 0) < 0)
810
        return;
811
    bdrv_open2(bs, filename, 0, drv);
812
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
813
}
814

    
815
static void change_vnc_password_cb(Monitor *mon, const char *password,
816
                                   void *opaque)
817
{
818
    if (vnc_display_password(NULL, password) < 0)
819
        monitor_printf(mon, "could not set VNC server password\n");
820

    
821
    monitor_read_command(mon, 1);
822
}
823

    
824
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
825
{
826
    if (strcmp(target, "passwd") == 0 ||
827
        strcmp(target, "password") == 0) {
828
        if (arg) {
829
            char password[9];
830
            strncpy(password, arg, sizeof(password));
831
            password[sizeof(password) - 1] = '\0';
832
            change_vnc_password_cb(mon, password, NULL);
833
        } else {
834
            monitor_read_password(mon, change_vnc_password_cb, NULL);
835
        }
836
    } else {
837
        if (vnc_display_open(NULL, target) < 0)
838
            monitor_printf(mon, "could not start VNC server on %s\n", target);
839
    }
840
}
841

    
842
static void do_change(Monitor *mon, const QDict *qdict)
843
{
844
    const char *device = qdict_get_str(qdict, "device");
845
    const char *target = qdict_get_str(qdict, "target");
846
    const char *arg = qdict_get_try_str(qdict, "arg");
847
    if (strcmp(device, "vnc") == 0) {
848
        do_change_vnc(mon, target, arg);
849
    } else {
850
        do_change_block(mon, device, target, arg);
851
    }
852
}
853

    
854
static void do_screen_dump(Monitor *mon, const QDict *qdict)
855
{
856
    vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
857
}
858

    
859
static void do_logfile(Monitor *mon, const QDict *qdict)
860
{
861
    cpu_set_log_filename(qdict_get_str(qdict, "filename"));
862
}
863

    
864
static void do_log(Monitor *mon, const QDict *qdict)
865
{
866
    int mask;
867
    const char *items = qdict_get_str(qdict, "items");
868

    
869
    if (!strcmp(items, "none")) {
870
        mask = 0;
871
    } else {
872
        mask = cpu_str_to_log_mask(items);
873
        if (!mask) {
874
            help_cmd(mon, "log");
875
            return;
876
        }
877
    }
878
    cpu_set_log(mask);
879
}
880

    
881
static void do_singlestep(Monitor *mon, const QDict *qdict)
882
{
883
    const char *option = qdict_get_try_str(qdict, "option");
884
    if (!option || !strcmp(option, "on")) {
885
        singlestep = 1;
886
    } else if (!strcmp(option, "off")) {
887
        singlestep = 0;
888
    } else {
889
        monitor_printf(mon, "unexpected option %s\n", option);
890
    }
891
}
892

    
893
/**
894
 * do_stop(): Stop VM execution
895
 */
896
static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
897
{
898
    vm_stop(EXCP_INTERRUPT);
899
}
900

    
901
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
902

    
903
struct bdrv_iterate_context {
904
    Monitor *mon;
905
    int err;
906
};
907

    
908
/**
909
 * do_cont(): Resume emulation.
910
 */
911
static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
912
{
913
    struct bdrv_iterate_context context = { mon, 0 };
914

    
915
    bdrv_iterate(encrypted_bdrv_it, &context);
916
    /* only resume the vm if all keys are set and valid */
917
    if (!context.err)
918
        vm_start();
919
}
920

    
921
static void bdrv_key_cb(void *opaque, int err)
922
{
923
    Monitor *mon = opaque;
924

    
925
    /* another key was set successfully, retry to continue */
926
    if (!err)
927
        do_cont(mon, NULL, NULL);
928
}
929

    
930
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
931
{
932
    struct bdrv_iterate_context *context = opaque;
933

    
934
    if (!context->err && bdrv_key_required(bs)) {
935
        context->err = -EBUSY;
936
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
937
                                    context->mon);
938
    }
939
}
940

    
941
static void do_gdbserver(Monitor *mon, const QDict *qdict)
942
{
943
    const char *device = qdict_get_try_str(qdict, "device");
944
    if (!device)
945
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
946
    if (gdbserver_start(device) < 0) {
947
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
948
                       device);
949
    } else if (strcmp(device, "none") == 0) {
950
        monitor_printf(mon, "Disabled gdbserver\n");
951
    } else {
952
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
953
                       device);
954
    }
955
}
956

    
957
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
958
{
959
    const char *action = qdict_get_str(qdict, "action");
960
    if (select_watchdog_action(action) == -1) {
961
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
962
    }
963
}
964

    
965
static void monitor_printc(Monitor *mon, int c)
966
{
967
    monitor_printf(mon, "'");
968
    switch(c) {
969
    case '\'':
970
        monitor_printf(mon, "\\'");
971
        break;
972
    case '\\':
973
        monitor_printf(mon, "\\\\");
974
        break;
975
    case '\n':
976
        monitor_printf(mon, "\\n");
977
        break;
978
    case '\r':
979
        monitor_printf(mon, "\\r");
980
        break;
981
    default:
982
        if (c >= 32 && c <= 126) {
983
            monitor_printf(mon, "%c", c);
984
        } else {
985
            monitor_printf(mon, "\\x%02x", c);
986
        }
987
        break;
988
    }
989
    monitor_printf(mon, "'");
990
}
991

    
992
static void memory_dump(Monitor *mon, int count, int format, int wsize,
993
                        target_phys_addr_t addr, int is_physical)
994
{
995
    CPUState *env;
996
    int nb_per_line, l, line_size, i, max_digits, len;
997
    uint8_t buf[16];
998
    uint64_t v;
999

    
1000
    if (format == 'i') {
1001
        int flags;
1002
        flags = 0;
1003
        env = mon_get_cpu();
1004
        if (!env && !is_physical)
1005
            return;
1006
#ifdef TARGET_I386
1007
        if (wsize == 2) {
1008
            flags = 1;
1009
        } else if (wsize == 4) {
1010
            flags = 0;
1011
        } else {
1012
            /* as default we use the current CS size */
1013
            flags = 0;
1014
            if (env) {
1015
#ifdef TARGET_X86_64
1016
                if ((env->efer & MSR_EFER_LMA) &&
1017
                    (env->segs[R_CS].flags & DESC_L_MASK))
1018
                    flags = 2;
1019
                else
1020
#endif
1021
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
1022
                    flags = 1;
1023
            }
1024
        }
1025
#endif
1026
        monitor_disas(mon, env, addr, count, is_physical, flags);
1027
        return;
1028
    }
1029

    
1030
    len = wsize * count;
1031
    if (wsize == 1)
1032
        line_size = 8;
1033
    else
1034
        line_size = 16;
1035
    nb_per_line = line_size / wsize;
1036
    max_digits = 0;
1037

    
1038
    switch(format) {
1039
    case 'o':
1040
        max_digits = (wsize * 8 + 2) / 3;
1041
        break;
1042
    default:
1043
    case 'x':
1044
        max_digits = (wsize * 8) / 4;
1045
        break;
1046
    case 'u':
1047
    case 'd':
1048
        max_digits = (wsize * 8 * 10 + 32) / 33;
1049
        break;
1050
    case 'c':
1051
        wsize = 1;
1052
        break;
1053
    }
1054

    
1055
    while (len > 0) {
1056
        if (is_physical)
1057
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
1058
        else
1059
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1060
        l = len;
1061
        if (l > line_size)
1062
            l = line_size;
1063
        if (is_physical) {
1064
            cpu_physical_memory_rw(addr, buf, l, 0);
1065
        } else {
1066
            env = mon_get_cpu();
1067
            if (!env)
1068
                break;
1069
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1070
                monitor_printf(mon, " Cannot access memory\n");
1071
                break;
1072
            }
1073
        }
1074
        i = 0;
1075
        while (i < l) {
1076
            switch(wsize) {
1077
            default:
1078
            case 1:
1079
                v = ldub_raw(buf + i);
1080
                break;
1081
            case 2:
1082
                v = lduw_raw(buf + i);
1083
                break;
1084
            case 4:
1085
                v = (uint32_t)ldl_raw(buf + i);
1086
                break;
1087
            case 8:
1088
                v = ldq_raw(buf + i);
1089
                break;
1090
            }
1091
            monitor_printf(mon, " ");
1092
            switch(format) {
1093
            case 'o':
1094
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1095
                break;
1096
            case 'x':
1097
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1098
                break;
1099
            case 'u':
1100
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
1101
                break;
1102
            case 'd':
1103
                monitor_printf(mon, "%*" PRId64, max_digits, v);
1104
                break;
1105
            case 'c':
1106
                monitor_printc(mon, v);
1107
                break;
1108
            }
1109
            i += wsize;
1110
        }
1111
        monitor_printf(mon, "\n");
1112
        addr += l;
1113
        len -= l;
1114
    }
1115
}
1116

    
1117
static void do_memory_dump(Monitor *mon, const QDict *qdict)
1118
{
1119
    int count = qdict_get_int(qdict, "count");
1120
    int format = qdict_get_int(qdict, "format");
1121
    int size = qdict_get_int(qdict, "size");
1122
    target_long addr = qdict_get_int(qdict, "addr");
1123

    
1124
    memory_dump(mon, count, format, size, addr, 0);
1125
}
1126

    
1127
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1128
{
1129
    int count = qdict_get_int(qdict, "count");
1130
    int format = qdict_get_int(qdict, "format");
1131
    int size = qdict_get_int(qdict, "size");
1132
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
1133

    
1134
    memory_dump(mon, count, format, size, addr, 1);
1135
}
1136

    
1137
static void do_print(Monitor *mon, const QDict *qdict)
1138
{
1139
    int format = qdict_get_int(qdict, "format");
1140
    target_phys_addr_t val = qdict_get_int(qdict, "val");
1141

    
1142
#if TARGET_PHYS_ADDR_BITS == 32
1143
    switch(format) {
1144
    case 'o':
1145
        monitor_printf(mon, "%#o", val);
1146
        break;
1147
    case 'x':
1148
        monitor_printf(mon, "%#x", val);
1149
        break;
1150
    case 'u':
1151
        monitor_printf(mon, "%u", val);
1152
        break;
1153
    default:
1154
    case 'd':
1155
        monitor_printf(mon, "%d", val);
1156
        break;
1157
    case 'c':
1158
        monitor_printc(mon, val);
1159
        break;
1160
    }
1161
#else
1162
    switch(format) {
1163
    case 'o':
1164
        monitor_printf(mon, "%#" PRIo64, val);
1165
        break;
1166
    case 'x':
1167
        monitor_printf(mon, "%#" PRIx64, val);
1168
        break;
1169
    case 'u':
1170
        monitor_printf(mon, "%" PRIu64, val);
1171
        break;
1172
    default:
1173
    case 'd':
1174
        monitor_printf(mon, "%" PRId64, val);
1175
        break;
1176
    case 'c':
1177
        monitor_printc(mon, val);
1178
        break;
1179
    }
1180
#endif
1181
    monitor_printf(mon, "\n");
1182
}
1183

    
1184
static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
1185
{
1186
    FILE *f;
1187
    uint32_t size = qdict_get_int(qdict, "size");
1188
    const char *filename = qdict_get_str(qdict, "filename");
1189
    target_long addr = qdict_get_int(qdict, "val");
1190
    uint32_t l;
1191
    CPUState *env;
1192
    uint8_t buf[1024];
1193

    
1194
    env = mon_get_cpu();
1195
    if (!env)
1196
        return;
1197

    
1198
    f = fopen(filename, "wb");
1199
    if (!f) {
1200
        monitor_printf(mon, "could not open '%s'\n", filename);
1201
        return;
1202
    }
1203
    while (size != 0) {
1204
        l = sizeof(buf);
1205
        if (l > size)
1206
            l = size;
1207
        cpu_memory_rw_debug(env, addr, buf, l, 0);
1208
        fwrite(buf, 1, l, f);
1209
        addr += l;
1210
        size -= l;
1211
    }
1212
    fclose(f);
1213
}
1214

    
1215
static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
1216
                                    QObject **ret_data)
1217
{
1218
    FILE *f;
1219
    uint32_t l;
1220
    uint8_t buf[1024];
1221
    uint32_t size = qdict_get_int(qdict, "size");
1222
    const char *filename = qdict_get_str(qdict, "filename");
1223
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
1224

    
1225
    f = fopen(filename, "wb");
1226
    if (!f) {
1227
        monitor_printf(mon, "could not open '%s'\n", filename);
1228
        return;
1229
    }
1230
    while (size != 0) {
1231
        l = sizeof(buf);
1232
        if (l > size)
1233
            l = size;
1234
        cpu_physical_memory_rw(addr, buf, l, 0);
1235
        fwrite(buf, 1, l, f);
1236
        fflush(f);
1237
        addr += l;
1238
        size -= l;
1239
    }
1240
    fclose(f);
1241
}
1242

    
1243
static void do_sum(Monitor *mon, const QDict *qdict)
1244
{
1245
    uint32_t addr;
1246
    uint8_t buf[1];
1247
    uint16_t sum;
1248
    uint32_t start = qdict_get_int(qdict, "start");
1249
    uint32_t size = qdict_get_int(qdict, "size");
1250

    
1251
    sum = 0;
1252
    for(addr = start; addr < (start + size); addr++) {
1253
        cpu_physical_memory_rw(addr, buf, 1, 0);
1254
        /* BSD sum algorithm ('sum' Unix command) */
1255
        sum = (sum >> 1) | (sum << 15);
1256
        sum += buf[0];
1257
    }
1258
    monitor_printf(mon, "%05d\n", sum);
1259
}
1260

    
1261
typedef struct {
1262
    int keycode;
1263
    const char *name;
1264
} KeyDef;
1265

    
1266
static const KeyDef key_defs[] = {
1267
    { 0x2a, "shift" },
1268
    { 0x36, "shift_r" },
1269

    
1270
    { 0x38, "alt" },
1271
    { 0xb8, "alt_r" },
1272
    { 0x64, "altgr" },
1273
    { 0xe4, "altgr_r" },
1274
    { 0x1d, "ctrl" },
1275
    { 0x9d, "ctrl_r" },
1276

    
1277
    { 0xdd, "menu" },
1278

    
1279
    { 0x01, "esc" },
1280

    
1281
    { 0x02, "1" },
1282
    { 0x03, "2" },
1283
    { 0x04, "3" },
1284
    { 0x05, "4" },
1285
    { 0x06, "5" },
1286
    { 0x07, "6" },
1287
    { 0x08, "7" },
1288
    { 0x09, "8" },
1289
    { 0x0a, "9" },
1290
    { 0x0b, "0" },
1291
    { 0x0c, "minus" },
1292
    { 0x0d, "equal" },
1293
    { 0x0e, "backspace" },
1294

    
1295
    { 0x0f, "tab" },
1296
    { 0x10, "q" },
1297
    { 0x11, "w" },
1298
    { 0x12, "e" },
1299
    { 0x13, "r" },
1300
    { 0x14, "t" },
1301
    { 0x15, "y" },
1302
    { 0x16, "u" },
1303
    { 0x17, "i" },
1304
    { 0x18, "o" },
1305
    { 0x19, "p" },
1306

    
1307
    { 0x1c, "ret" },
1308

    
1309
    { 0x1e, "a" },
1310
    { 0x1f, "s" },
1311
    { 0x20, "d" },
1312
    { 0x21, "f" },
1313
    { 0x22, "g" },
1314
    { 0x23, "h" },
1315
    { 0x24, "j" },
1316
    { 0x25, "k" },
1317
    { 0x26, "l" },
1318

    
1319
    { 0x2c, "z" },
1320
    { 0x2d, "x" },
1321
    { 0x2e, "c" },
1322
    { 0x2f, "v" },
1323
    { 0x30, "b" },
1324
    { 0x31, "n" },
1325
    { 0x32, "m" },
1326
    { 0x33, "comma" },
1327
    { 0x34, "dot" },
1328
    { 0x35, "slash" },
1329

    
1330
    { 0x37, "asterisk" },
1331

    
1332
    { 0x39, "spc" },
1333
    { 0x3a, "caps_lock" },
1334
    { 0x3b, "f1" },
1335
    { 0x3c, "f2" },
1336
    { 0x3d, "f3" },
1337
    { 0x3e, "f4" },
1338
    { 0x3f, "f5" },
1339
    { 0x40, "f6" },
1340
    { 0x41, "f7" },
1341
    { 0x42, "f8" },
1342
    { 0x43, "f9" },
1343
    { 0x44, "f10" },
1344
    { 0x45, "num_lock" },
1345
    { 0x46, "scroll_lock" },
1346

    
1347
    { 0xb5, "kp_divide" },
1348
    { 0x37, "kp_multiply" },
1349
    { 0x4a, "kp_subtract" },
1350
    { 0x4e, "kp_add" },
1351
    { 0x9c, "kp_enter" },
1352
    { 0x53, "kp_decimal" },
1353
    { 0x54, "sysrq" },
1354

    
1355
    { 0x52, "kp_0" },
1356
    { 0x4f, "kp_1" },
1357
    { 0x50, "kp_2" },
1358
    { 0x51, "kp_3" },
1359
    { 0x4b, "kp_4" },
1360
    { 0x4c, "kp_5" },
1361
    { 0x4d, "kp_6" },
1362
    { 0x47, "kp_7" },
1363
    { 0x48, "kp_8" },
1364
    { 0x49, "kp_9" },
1365

    
1366
    { 0x56, "<" },
1367

    
1368
    { 0x57, "f11" },
1369
    { 0x58, "f12" },
1370

    
1371
    { 0xb7, "print" },
1372

    
1373
    { 0xc7, "home" },
1374
    { 0xc9, "pgup" },
1375
    { 0xd1, "pgdn" },
1376
    { 0xcf, "end" },
1377

    
1378
    { 0xcb, "left" },
1379
    { 0xc8, "up" },
1380
    { 0xd0, "down" },
1381
    { 0xcd, "right" },
1382

    
1383
    { 0xd2, "insert" },
1384
    { 0xd3, "delete" },
1385
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1386
    { 0xf0, "stop" },
1387
    { 0xf1, "again" },
1388
    { 0xf2, "props" },
1389
    { 0xf3, "undo" },
1390
    { 0xf4, "front" },
1391
    { 0xf5, "copy" },
1392
    { 0xf6, "open" },
1393
    { 0xf7, "paste" },
1394
    { 0xf8, "find" },
1395
    { 0xf9, "cut" },
1396
    { 0xfa, "lf" },
1397
    { 0xfb, "help" },
1398
    { 0xfc, "meta_l" },
1399
    { 0xfd, "meta_r" },
1400
    { 0xfe, "compose" },
1401
#endif
1402
    { 0, NULL },
1403
};
1404

    
1405
static int get_keycode(const char *key)
1406
{
1407
    const KeyDef *p;
1408
    char *endp;
1409
    int ret;
1410

    
1411
    for(p = key_defs; p->name != NULL; p++) {
1412
        if (!strcmp(key, p->name))
1413
            return p->keycode;
1414
    }
1415
    if (strstart(key, "0x", NULL)) {
1416
        ret = strtoul(key, &endp, 0);
1417
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1418
            return ret;
1419
    }
1420
    return -1;
1421
}
1422

    
1423
#define MAX_KEYCODES 16
1424
static uint8_t keycodes[MAX_KEYCODES];
1425
static int nb_pending_keycodes;
1426
static QEMUTimer *key_timer;
1427

    
1428
static void release_keys(void *opaque)
1429
{
1430
    int keycode;
1431

    
1432
    while (nb_pending_keycodes > 0) {
1433
        nb_pending_keycodes--;
1434
        keycode = keycodes[nb_pending_keycodes];
1435
        if (keycode & 0x80)
1436
            kbd_put_keycode(0xe0);
1437
        kbd_put_keycode(keycode | 0x80);
1438
    }
1439
}
1440

    
1441
static void do_sendkey(Monitor *mon, const QDict *qdict)
1442
{
1443
    char keyname_buf[16];
1444
    char *separator;
1445
    int keyname_len, keycode, i;
1446
    const char *string = qdict_get_str(qdict, "string");
1447
    int has_hold_time = qdict_haskey(qdict, "hold_time");
1448
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1449

    
1450
    if (nb_pending_keycodes > 0) {
1451
        qemu_del_timer(key_timer);
1452
        release_keys(NULL);
1453
    }
1454
    if (!has_hold_time)
1455
        hold_time = 100;
1456
    i = 0;
1457
    while (1) {
1458
        separator = strchr(string, '-');
1459
        keyname_len = separator ? separator - string : strlen(string);
1460
        if (keyname_len > 0) {
1461
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1462
            if (keyname_len > sizeof(keyname_buf) - 1) {
1463
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1464
                return;
1465
            }
1466
            if (i == MAX_KEYCODES) {
1467
                monitor_printf(mon, "too many keys\n");
1468
                return;
1469
            }
1470
            keyname_buf[keyname_len] = 0;
1471
            keycode = get_keycode(keyname_buf);
1472
            if (keycode < 0) {
1473
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1474
                return;
1475
            }
1476
            keycodes[i++] = keycode;
1477
        }
1478
        if (!separator)
1479
            break;
1480
        string = separator + 1;
1481
    }
1482
    nb_pending_keycodes = i;
1483
    /* key down events */
1484
    for (i = 0; i < nb_pending_keycodes; i++) {
1485
        keycode = keycodes[i];
1486
        if (keycode & 0x80)
1487
            kbd_put_keycode(0xe0);
1488
        kbd_put_keycode(keycode & 0x7f);
1489
    }
1490
    /* delayed key up events */
1491
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1492
                   muldiv64(get_ticks_per_sec(), hold_time, 1000));
1493
}
1494

    
1495
static int mouse_button_state;
1496

    
1497
static void do_mouse_move(Monitor *mon, const QDict *qdict)
1498
{
1499
    int dx, dy, dz;
1500
    const char *dx_str = qdict_get_str(qdict, "dx_str");
1501
    const char *dy_str = qdict_get_str(qdict, "dy_str");
1502
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1503
    dx = strtol(dx_str, NULL, 0);
1504
    dy = strtol(dy_str, NULL, 0);
1505
    dz = 0;
1506
    if (dz_str)
1507
        dz = strtol(dz_str, NULL, 0);
1508
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1509
}
1510

    
1511
static void do_mouse_button(Monitor *mon, const QDict *qdict)
1512
{
1513
    int button_state = qdict_get_int(qdict, "button_state");
1514
    mouse_button_state = button_state;
1515
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1516
}
1517

    
1518
static void do_ioport_read(Monitor *mon, const QDict *qdict)
1519
{
1520
    int size = qdict_get_int(qdict, "size");
1521
    int addr = qdict_get_int(qdict, "addr");
1522
    int has_index = qdict_haskey(qdict, "index");
1523
    uint32_t val;
1524
    int suffix;
1525

    
1526
    if (has_index) {
1527
        int index = qdict_get_int(qdict, "index");
1528
        cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1529
        addr++;
1530
    }
1531
    addr &= 0xffff;
1532

    
1533
    switch(size) {
1534
    default:
1535
    case 1:
1536
        val = cpu_inb(addr);
1537
        suffix = 'b';
1538
        break;
1539
    case 2:
1540
        val = cpu_inw(addr);
1541
        suffix = 'w';
1542
        break;
1543
    case 4:
1544
        val = cpu_inl(addr);
1545
        suffix = 'l';
1546
        break;
1547
    }
1548
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1549
                   suffix, addr, size * 2, val);
1550
}
1551

    
1552
static void do_ioport_write(Monitor *mon, const QDict *qdict)
1553
{
1554
    int size = qdict_get_int(qdict, "size");
1555
    int addr = qdict_get_int(qdict, "addr");
1556
    int val = qdict_get_int(qdict, "val");
1557

    
1558
    addr &= IOPORTS_MASK;
1559

    
1560
    switch (size) {
1561
    default:
1562
    case 1:
1563
        cpu_outb(addr, val);
1564
        break;
1565
    case 2:
1566
        cpu_outw(addr, val);
1567
        break;
1568
    case 4:
1569
        cpu_outl(addr, val);
1570
        break;
1571
    }
1572
}
1573

    
1574
static void do_boot_set(Monitor *mon, const QDict *qdict)
1575
{
1576
    int res;
1577
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1578

    
1579
    res = qemu_boot_set(bootdevice);
1580
    if (res == 0) {
1581
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1582
    } else if (res > 0) {
1583
        monitor_printf(mon, "setting boot device list failed\n");
1584
    } else {
1585
        monitor_printf(mon, "no function defined to set boot device list for "
1586
                       "this architecture\n");
1587
    }
1588
}
1589

    
1590
/**
1591
 * do_system_reset(): Issue a machine reset
1592
 */
1593
static void do_system_reset(Monitor *mon, const QDict *qdict,
1594
                            QObject **ret_data)
1595
{
1596
    qemu_system_reset_request();
1597
}
1598

    
1599
/**
1600
 * do_system_powerdown(): Issue a machine powerdown
1601
 */
1602
static void do_system_powerdown(Monitor *mon, const QDict *qdict,
1603
                                QObject **ret_data)
1604
{
1605
    qemu_system_powerdown_request();
1606
}
1607

    
1608
#if defined(TARGET_I386)
1609
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1610
{
1611
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1612
                   addr,
1613
                   pte & mask,
1614
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1615
                   pte & PG_PSE_MASK ? 'P' : '-',
1616
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1617
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1618
                   pte & PG_PCD_MASK ? 'C' : '-',
1619
                   pte & PG_PWT_MASK ? 'T' : '-',
1620
                   pte & PG_USER_MASK ? 'U' : '-',
1621
                   pte & PG_RW_MASK ? 'W' : '-');
1622
}
1623

    
1624
static void tlb_info(Monitor *mon)
1625
{
1626
    CPUState *env;
1627
    int l1, l2;
1628
    uint32_t pgd, pde, pte;
1629

    
1630
    env = mon_get_cpu();
1631
    if (!env)
1632
        return;
1633

    
1634
    if (!(env->cr[0] & CR0_PG_MASK)) {
1635
        monitor_printf(mon, "PG disabled\n");
1636
        return;
1637
    }
1638
    pgd = env->cr[3] & ~0xfff;
1639
    for(l1 = 0; l1 < 1024; l1++) {
1640
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1641
        pde = le32_to_cpu(pde);
1642
        if (pde & PG_PRESENT_MASK) {
1643
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1644
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1645
            } else {
1646
                for(l2 = 0; l2 < 1024; l2++) {
1647
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1648
                                             (uint8_t *)&pte, 4);
1649
                    pte = le32_to_cpu(pte);
1650
                    if (pte & PG_PRESENT_MASK) {
1651
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1652
                                  pte & ~PG_PSE_MASK,
1653
                                  ~0xfff);
1654
                    }
1655
                }
1656
            }
1657
        }
1658
    }
1659
}
1660

    
1661
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1662
                      uint32_t end, int prot)
1663
{
1664
    int prot1;
1665
    prot1 = *plast_prot;
1666
    if (prot != prot1) {
1667
        if (*pstart != -1) {
1668
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1669
                           *pstart, end, end - *pstart,
1670
                           prot1 & PG_USER_MASK ? 'u' : '-',
1671
                           'r',
1672
                           prot1 & PG_RW_MASK ? 'w' : '-');
1673
        }
1674
        if (prot != 0)
1675
            *pstart = end;
1676
        else
1677
            *pstart = -1;
1678
        *plast_prot = prot;
1679
    }
1680
}
1681

    
1682
static void mem_info(Monitor *mon)
1683
{
1684
    CPUState *env;
1685
    int l1, l2, prot, last_prot;
1686
    uint32_t pgd, pde, pte, start, end;
1687

    
1688
    env = mon_get_cpu();
1689
    if (!env)
1690
        return;
1691

    
1692
    if (!(env->cr[0] & CR0_PG_MASK)) {
1693
        monitor_printf(mon, "PG disabled\n");
1694
        return;
1695
    }
1696
    pgd = env->cr[3] & ~0xfff;
1697
    last_prot = 0;
1698
    start = -1;
1699
    for(l1 = 0; l1 < 1024; l1++) {
1700
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1701
        pde = le32_to_cpu(pde);
1702
        end = l1 << 22;
1703
        if (pde & PG_PRESENT_MASK) {
1704
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1705
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1706
                mem_print(mon, &start, &last_prot, end, prot);
1707
            } else {
1708
                for(l2 = 0; l2 < 1024; l2++) {
1709
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1710
                                             (uint8_t *)&pte, 4);
1711
                    pte = le32_to_cpu(pte);
1712
                    end = (l1 << 22) + (l2 << 12);
1713
                    if (pte & PG_PRESENT_MASK) {
1714
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1715
                    } else {
1716
                        prot = 0;
1717
                    }
1718
                    mem_print(mon, &start, &last_prot, end, prot);
1719
                }
1720
            }
1721
        } else {
1722
            prot = 0;
1723
            mem_print(mon, &start, &last_prot, end, prot);
1724
        }
1725
    }
1726
}
1727
#endif
1728

    
1729
#if defined(TARGET_SH4)
1730

    
1731
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1732
{
1733
    monitor_printf(mon, " tlb%i:\t"
1734
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1735
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1736
                   "dirty=%hhu writethrough=%hhu\n",
1737
                   idx,
1738
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1739
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1740
                   tlb->d, tlb->wt);
1741
}
1742

    
1743
static void tlb_info(Monitor *mon)
1744
{
1745
    CPUState *env = mon_get_cpu();
1746
    int i;
1747

    
1748
    monitor_printf (mon, "ITLB:\n");
1749
    for (i = 0 ; i < ITLB_SIZE ; i++)
1750
        print_tlb (mon, i, &env->itlb[i]);
1751
    monitor_printf (mon, "UTLB:\n");
1752
    for (i = 0 ; i < UTLB_SIZE ; i++)
1753
        print_tlb (mon, i, &env->utlb[i]);
1754
}
1755

    
1756
#endif
1757

    
1758
static void do_info_kvm(Monitor *mon)
1759
{
1760
#ifdef CONFIG_KVM
1761
    monitor_printf(mon, "kvm support: ");
1762
    if (kvm_enabled())
1763
        monitor_printf(mon, "enabled\n");
1764
    else
1765
        monitor_printf(mon, "disabled\n");
1766
#else
1767
    monitor_printf(mon, "kvm support: not compiled\n");
1768
#endif
1769
}
1770

    
1771
static void do_info_numa(Monitor *mon)
1772
{
1773
    int i;
1774
    CPUState *env;
1775

    
1776
    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1777
    for (i = 0; i < nb_numa_nodes; i++) {
1778
        monitor_printf(mon, "node %d cpus:", i);
1779
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
1780
            if (env->numa_node == i) {
1781
                monitor_printf(mon, " %d", env->cpu_index);
1782
            }
1783
        }
1784
        monitor_printf(mon, "\n");
1785
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1786
            node_mem[i] >> 20);
1787
    }
1788
}
1789

    
1790
#ifdef CONFIG_PROFILER
1791

    
1792
int64_t qemu_time;
1793
int64_t dev_time;
1794

    
1795
static void do_info_profile(Monitor *mon)
1796
{
1797
    int64_t total;
1798
    total = qemu_time;
1799
    if (total == 0)
1800
        total = 1;
1801
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1802
                   dev_time, dev_time / (double)get_ticks_per_sec());
1803
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1804
                   qemu_time, qemu_time / (double)get_ticks_per_sec());
1805
    qemu_time = 0;
1806
    dev_time = 0;
1807
}
1808
#else
1809
static void do_info_profile(Monitor *mon)
1810
{
1811
    monitor_printf(mon, "Internal profiler not compiled\n");
1812
}
1813
#endif
1814

    
1815
/* Capture support */
1816
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1817

    
1818
static void do_info_capture(Monitor *mon)
1819
{
1820
    int i;
1821
    CaptureState *s;
1822

    
1823
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1824
        monitor_printf(mon, "[%d]: ", i);
1825
        s->ops.info (s->opaque);
1826
    }
1827
}
1828

    
1829
#ifdef HAS_AUDIO
1830
static void do_stop_capture(Monitor *mon, const QDict *qdict)
1831
{
1832
    int i;
1833
    int n = qdict_get_int(qdict, "n");
1834
    CaptureState *s;
1835

    
1836
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1837
        if (i == n) {
1838
            s->ops.destroy (s->opaque);
1839
            QLIST_REMOVE (s, entries);
1840
            qemu_free (s);
1841
            return;
1842
        }
1843
    }
1844
}
1845

    
1846
static void do_wav_capture(Monitor *mon, const QDict *qdict)
1847
{
1848
    const char *path = qdict_get_str(qdict, "path");
1849
    int has_freq = qdict_haskey(qdict, "freq");
1850
    int freq = qdict_get_try_int(qdict, "freq", -1);
1851
    int has_bits = qdict_haskey(qdict, "bits");
1852
    int bits = qdict_get_try_int(qdict, "bits", -1);
1853
    int has_channels = qdict_haskey(qdict, "nchannels");
1854
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1855
    CaptureState *s;
1856

    
1857
    s = qemu_mallocz (sizeof (*s));
1858

    
1859
    freq = has_freq ? freq : 44100;
1860
    bits = has_bits ? bits : 16;
1861
    nchannels = has_channels ? nchannels : 2;
1862

    
1863
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1864
        monitor_printf(mon, "Faied to add wave capture\n");
1865
        qemu_free (s);
1866
    }
1867
    QLIST_INSERT_HEAD (&capture_head, s, entries);
1868
}
1869
#endif
1870

    
1871
#if defined(TARGET_I386)
1872
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1873
{
1874
    CPUState *env;
1875
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1876

    
1877
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1878
        if (env->cpu_index == cpu_index) {
1879
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1880
            break;
1881
        }
1882
}
1883
#endif
1884

    
1885
static void do_info_status(Monitor *mon)
1886
{
1887
    if (vm_running) {
1888
        if (singlestep) {
1889
            monitor_printf(mon, "VM status: running (single step mode)\n");
1890
        } else {
1891
            monitor_printf(mon, "VM status: running\n");
1892
        }
1893
    } else
1894
       monitor_printf(mon, "VM status: paused\n");
1895
}
1896

    
1897
/**
1898
 * do_balloon(): Request VM to change its memory allocation
1899
 */
1900
static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
1901
{
1902
    int value = qdict_get_int(qdict, "value");
1903
    ram_addr_t target = value;
1904
    qemu_balloon(target << 20);
1905
}
1906

    
1907
static void monitor_print_balloon(Monitor *mon, const QObject *data)
1908
{
1909
    monitor_printf(mon, "balloon: actual=%d\n",
1910
                                     (int)qint_get_int(qobject_to_qint(data)));
1911
}
1912

    
1913
/**
1914
 * do_info_balloon(): Balloon information
1915
 */
1916
static void do_info_balloon(Monitor *mon, QObject **ret_data)
1917
{
1918
    ram_addr_t actual;
1919

    
1920
    actual = qemu_balloon_status();
1921
    if (kvm_enabled() && !kvm_has_sync_mmu())
1922
        qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
1923
    else if (actual == 0)
1924
        qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
1925
    else
1926
        *ret_data = QOBJECT(qint_from_int((int)(actual >> 20)));
1927
}
1928

    
1929
static qemu_acl *find_acl(Monitor *mon, const char *name)
1930
{
1931
    qemu_acl *acl = qemu_acl_find(name);
1932

    
1933
    if (!acl) {
1934
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1935
    }
1936
    return acl;
1937
}
1938

    
1939
static void do_acl_show(Monitor *mon, const QDict *qdict)
1940
{
1941
    const char *aclname = qdict_get_str(qdict, "aclname");
1942
    qemu_acl *acl = find_acl(mon, aclname);
1943
    qemu_acl_entry *entry;
1944
    int i = 0;
1945

    
1946
    if (acl) {
1947
        monitor_printf(mon, "policy: %s\n",
1948
                       acl->defaultDeny ? "deny" : "allow");
1949
        QTAILQ_FOREACH(entry, &acl->entries, next) {
1950
            i++;
1951
            monitor_printf(mon, "%d: %s %s\n", i,
1952
                           entry->deny ? "deny" : "allow", entry->match);
1953
        }
1954
    }
1955
}
1956

    
1957
static void do_acl_reset(Monitor *mon, const QDict *qdict)
1958
{
1959
    const char *aclname = qdict_get_str(qdict, "aclname");
1960
    qemu_acl *acl = find_acl(mon, aclname);
1961

    
1962
    if (acl) {
1963
        qemu_acl_reset(acl);
1964
        monitor_printf(mon, "acl: removed all rules\n");
1965
    }
1966
}
1967

    
1968
static void do_acl_policy(Monitor *mon, const QDict *qdict)
1969
{
1970
    const char *aclname = qdict_get_str(qdict, "aclname");
1971
    const char *policy = qdict_get_str(qdict, "policy");
1972
    qemu_acl *acl = find_acl(mon, aclname);
1973

    
1974
    if (acl) {
1975
        if (strcmp(policy, "allow") == 0) {
1976
            acl->defaultDeny = 0;
1977
            monitor_printf(mon, "acl: policy set to 'allow'\n");
1978
        } else if (strcmp(policy, "deny") == 0) {
1979
            acl->defaultDeny = 1;
1980
            monitor_printf(mon, "acl: policy set to 'deny'\n");
1981
        } else {
1982
            monitor_printf(mon, "acl: unknown policy '%s', "
1983
                           "expected 'deny' or 'allow'\n", policy);
1984
        }
1985
    }
1986
}
1987

    
1988
static void do_acl_add(Monitor *mon, const QDict *qdict)
1989
{
1990
    const char *aclname = qdict_get_str(qdict, "aclname");
1991
    const char *match = qdict_get_str(qdict, "match");
1992
    const char *policy = qdict_get_str(qdict, "policy");
1993
    int has_index = qdict_haskey(qdict, "index");
1994
    int index = qdict_get_try_int(qdict, "index", -1);
1995
    qemu_acl *acl = find_acl(mon, aclname);
1996
    int deny, ret;
1997

    
1998
    if (acl) {
1999
        if (strcmp(policy, "allow") == 0) {
2000
            deny = 0;
2001
        } else if (strcmp(policy, "deny") == 0) {
2002
            deny = 1;
2003
        } else {
2004
            monitor_printf(mon, "acl: unknown policy '%s', "
2005
                           "expected 'deny' or 'allow'\n", policy);
2006
            return;
2007
        }
2008
        if (has_index)
2009
            ret = qemu_acl_insert(acl, deny, match, index);
2010
        else
2011
            ret = qemu_acl_append(acl, deny, match);
2012
        if (ret < 0)
2013
            monitor_printf(mon, "acl: unable to add acl entry\n");
2014
        else
2015
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
2016
    }
2017
}
2018

    
2019
static void do_acl_remove(Monitor *mon, const QDict *qdict)
2020
{
2021
    const char *aclname = qdict_get_str(qdict, "aclname");
2022
    const char *match = qdict_get_str(qdict, "match");
2023
    qemu_acl *acl = find_acl(mon, aclname);
2024
    int ret;
2025

    
2026
    if (acl) {
2027
        ret = qemu_acl_remove(acl, match);
2028
        if (ret < 0)
2029
            monitor_printf(mon, "acl: no matching acl entry\n");
2030
        else
2031
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2032
    }
2033
}
2034

    
2035
#if defined(TARGET_I386)
2036
static void do_inject_mce(Monitor *mon, const QDict *qdict)
2037
{
2038
    CPUState *cenv;
2039
    int cpu_index = qdict_get_int(qdict, "cpu_index");
2040
    int bank = qdict_get_int(qdict, "bank");
2041
    uint64_t status = qdict_get_int(qdict, "status");
2042
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2043
    uint64_t addr = qdict_get_int(qdict, "addr");
2044
    uint64_t misc = qdict_get_int(qdict, "misc");
2045

    
2046
    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
2047
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
2048
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
2049
            break;
2050
        }
2051
}
2052
#endif
2053

    
2054
static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2055
{
2056
    const char *fdname = qdict_get_str(qdict, "fdname");
2057
    mon_fd_t *monfd;
2058
    int fd;
2059

    
2060
    fd = qemu_chr_get_msgfd(mon->chr);
2061
    if (fd == -1) {
2062
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
2063
        return;
2064
    }
2065

    
2066
    if (qemu_isdigit(fdname[0])) {
2067
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
2068
        return;
2069
    }
2070

    
2071
    fd = dup(fd);
2072
    if (fd == -1) {
2073
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
2074
                       strerror(errno));
2075
        return;
2076
    }
2077

    
2078
    QLIST_FOREACH(monfd, &mon->fds, next) {
2079
        if (strcmp(monfd->name, fdname) != 0) {
2080
            continue;
2081
        }
2082

    
2083
        close(monfd->fd);
2084
        monfd->fd = fd;
2085
        return;
2086
    }
2087

    
2088
    monfd = qemu_mallocz(sizeof(mon_fd_t));
2089
    monfd->name = qemu_strdup(fdname);
2090
    monfd->fd = fd;
2091

    
2092
    QLIST_INSERT_HEAD(&mon->fds, monfd, next);
2093
}
2094

    
2095
static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
2096
{
2097
    const char *fdname = qdict_get_str(qdict, "fdname");
2098
    mon_fd_t *monfd;
2099

    
2100
    QLIST_FOREACH(monfd, &mon->fds, next) {
2101
        if (strcmp(monfd->name, fdname) != 0) {
2102
            continue;
2103
        }
2104

    
2105
        QLIST_REMOVE(monfd, next);
2106
        close(monfd->fd);
2107
        qemu_free(monfd->name);
2108
        qemu_free(monfd);
2109
        return;
2110
    }
2111

    
2112
    monitor_printf(mon, "Failed to find file descriptor named %s\n",
2113
                   fdname);
2114
}
2115

    
2116
static void do_loadvm(Monitor *mon, const QDict *qdict)
2117
{
2118
    int saved_vm_running  = vm_running;
2119
    const char *name = qdict_get_str(qdict, "name");
2120

    
2121
    vm_stop(0);
2122

    
2123
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
2124
        vm_start();
2125
}
2126

    
2127
int monitor_get_fd(Monitor *mon, const char *fdname)
2128
{
2129
    mon_fd_t *monfd;
2130

    
2131
    QLIST_FOREACH(monfd, &mon->fds, next) {
2132
        int fd;
2133

    
2134
        if (strcmp(monfd->name, fdname) != 0) {
2135
            continue;
2136
        }
2137

    
2138
        fd = monfd->fd;
2139

    
2140
        /* caller takes ownership of fd */
2141
        QLIST_REMOVE(monfd, next);
2142
        qemu_free(monfd->name);
2143
        qemu_free(monfd);
2144

    
2145
        return fd;
2146
    }
2147

    
2148
    return -1;
2149
}
2150

    
2151
static const mon_cmd_t mon_cmds[] = {
2152
#include "qemu-monitor.h"
2153
    { NULL, NULL, },
2154
};
2155

    
2156
/* Please update qemu-monitor.hx when adding or changing commands */
2157
static const mon_cmd_t info_cmds[] = {
2158
    {
2159
        .name       = "version",
2160
        .args_type  = "",
2161
        .params     = "",
2162
        .help       = "show the version of QEMU",
2163
        .user_print = monitor_print_qobject,
2164
        .mhandler.info_new = do_info_version,
2165
    },
2166
    {
2167
        .name       = "commands",
2168
        .args_type  = "",
2169
        .params     = "",
2170
        .help       = "list QMP available commands",
2171
        .user_print = monitor_user_noop,
2172
        .mhandler.info_new = do_info_commands,
2173
    },
2174
    {
2175
        .name       = "network",
2176
        .args_type  = "",
2177
        .params     = "",
2178
        .help       = "show the network state",
2179
        .mhandler.info = do_info_network,
2180
    },
2181
    {
2182
        .name       = "chardev",
2183
        .args_type  = "",
2184
        .params     = "",
2185
        .help       = "show the character devices",
2186
        .mhandler.info = qemu_chr_info,
2187
    },
2188
    {
2189
        .name       = "block",
2190
        .args_type  = "",
2191
        .params     = "",
2192
        .help       = "show the block devices",
2193
        .mhandler.info = bdrv_info,
2194
    },
2195
    {
2196
        .name       = "blockstats",
2197
        .args_type  = "",
2198
        .params     = "",
2199
        .help       = "show block device statistics",
2200
        .mhandler.info = bdrv_info_stats,
2201
    },
2202
    {
2203
        .name       = "registers",
2204
        .args_type  = "",
2205
        .params     = "",
2206
        .help       = "show the cpu registers",
2207
        .mhandler.info = do_info_registers,
2208
    },
2209
    {
2210
        .name       = "cpus",
2211
        .args_type  = "",
2212
        .params     = "",
2213
        .help       = "show infos for each CPU",
2214
        .user_print = monitor_print_cpus,
2215
        .mhandler.info_new = do_info_cpus,
2216
    },
2217
    {
2218
        .name       = "history",
2219
        .args_type  = "",
2220
        .params     = "",
2221
        .help       = "show the command line history",
2222
        .mhandler.info = do_info_history,
2223
    },
2224
    {
2225
        .name       = "irq",
2226
        .args_type  = "",
2227
        .params     = "",
2228
        .help       = "show the interrupts statistics (if available)",
2229
        .mhandler.info = irq_info,
2230
    },
2231
    {
2232
        .name       = "pic",
2233
        .args_type  = "",
2234
        .params     = "",
2235
        .help       = "show i8259 (PIC) state",
2236
        .mhandler.info = pic_info,
2237
    },
2238
    {
2239
        .name       = "pci",
2240
        .args_type  = "",
2241
        .params     = "",
2242
        .help       = "show PCI info",
2243
        .mhandler.info = pci_info,
2244
    },
2245
#if defined(TARGET_I386) || defined(TARGET_SH4)
2246
    {
2247
        .name       = "tlb",
2248
        .args_type  = "",
2249
        .params     = "",
2250
        .help       = "show virtual to physical memory mappings",
2251
        .mhandler.info = tlb_info,
2252
    },
2253
#endif
2254
#if defined(TARGET_I386)
2255
    {
2256
        .name       = "mem",
2257
        .args_type  = "",
2258
        .params     = "",
2259
        .help       = "show the active virtual memory mappings",
2260
        .mhandler.info = mem_info,
2261
    },
2262
    {
2263
        .name       = "hpet",
2264
        .args_type  = "",
2265
        .params     = "",
2266
        .help       = "show state of HPET",
2267
        .mhandler.info = do_info_hpet,
2268
    },
2269
#endif
2270
    {
2271
        .name       = "jit",
2272
        .args_type  = "",
2273
        .params     = "",
2274
        .help       = "show dynamic compiler info",
2275
        .mhandler.info = do_info_jit,
2276
    },
2277
    {
2278
        .name       = "kvm",
2279
        .args_type  = "",
2280
        .params     = "",
2281
        .help       = "show KVM information",
2282
        .mhandler.info = do_info_kvm,
2283
    },
2284
    {
2285
        .name       = "numa",
2286
        .args_type  = "",
2287
        .params     = "",
2288
        .help       = "show NUMA information",
2289
        .mhandler.info = do_info_numa,
2290
    },
2291
    {
2292
        .name       = "usb",
2293
        .args_type  = "",
2294
        .params     = "",
2295
        .help       = "show guest USB devices",
2296
        .mhandler.info = usb_info,
2297
    },
2298
    {
2299
        .name       = "usbhost",
2300
        .args_type  = "",
2301
        .params     = "",
2302
        .help       = "show host USB devices",
2303
        .mhandler.info = usb_host_info,
2304
    },
2305
    {
2306
        .name       = "profile",
2307
        .args_type  = "",
2308
        .params     = "",
2309
        .help       = "show profiling information",
2310
        .mhandler.info = do_info_profile,
2311
    },
2312
    {
2313
        .name       = "capture",
2314
        .args_type  = "",
2315
        .params     = "",
2316
        .help       = "show capture information",
2317
        .mhandler.info = do_info_capture,
2318
    },
2319
    {
2320
        .name       = "snapshots",
2321
        .args_type  = "",
2322
        .params     = "",
2323
        .help       = "show the currently saved VM snapshots",
2324
        .mhandler.info = do_info_snapshots,
2325
    },
2326
    {
2327
        .name       = "status",
2328
        .args_type  = "",
2329
        .params     = "",
2330
        .help       = "show the current VM status (running|paused)",
2331
        .mhandler.info = do_info_status,
2332
    },
2333
    {
2334
        .name       = "pcmcia",
2335
        .args_type  = "",
2336
        .params     = "",
2337
        .help       = "show guest PCMCIA status",
2338
        .mhandler.info = pcmcia_info,
2339
    },
2340
    {
2341
        .name       = "mice",
2342
        .args_type  = "",
2343
        .params     = "",
2344
        .help       = "show which guest mouse is receiving events",
2345
        .mhandler.info = do_info_mice,
2346
    },
2347
    {
2348
        .name       = "vnc",
2349
        .args_type  = "",
2350
        .params     = "",
2351
        .help       = "show the vnc server status",
2352
        .mhandler.info = do_info_vnc,
2353
    },
2354
    {
2355
        .name       = "name",
2356
        .args_type  = "",
2357
        .params     = "",
2358
        .help       = "show the current VM name",
2359
        .mhandler.info = do_info_name,
2360
    },
2361
    {
2362
        .name       = "uuid",
2363
        .args_type  = "",
2364
        .params     = "",
2365
        .help       = "show the current VM UUID",
2366
        .mhandler.info = do_info_uuid,
2367
    },
2368
#if defined(TARGET_PPC)
2369
    {
2370
        .name       = "cpustats",
2371
        .args_type  = "",
2372
        .params     = "",
2373
        .help       = "show CPU statistics",
2374
        .mhandler.info = do_info_cpu_stats,
2375
    },
2376
#endif
2377
#if defined(CONFIG_SLIRP)
2378
    {
2379
        .name       = "usernet",
2380
        .args_type  = "",
2381
        .params     = "",
2382
        .help       = "show user network stack connection states",
2383
        .mhandler.info = do_info_usernet,
2384
    },
2385
#endif
2386
    {
2387
        .name       = "migrate",
2388
        .args_type  = "",
2389
        .params     = "",
2390
        .help       = "show migration status",
2391
        .mhandler.info = do_info_migrate,
2392
    },
2393
    {
2394
        .name       = "balloon",
2395
        .args_type  = "",
2396
        .params     = "",
2397
        .help       = "show balloon information",
2398
        .user_print = monitor_print_balloon,
2399
        .mhandler.info_new = do_info_balloon,
2400
    },
2401
    {
2402
        .name       = "qtree",
2403
        .args_type  = "",
2404
        .params     = "",
2405
        .help       = "show device tree",
2406
        .mhandler.info = do_info_qtree,
2407
    },
2408
    {
2409
        .name       = "qdm",
2410
        .args_type  = "",
2411
        .params     = "",
2412
        .help       = "show qdev device model list",
2413
        .mhandler.info = do_info_qdm,
2414
    },
2415
    {
2416
        .name       = "roms",
2417
        .args_type  = "",
2418
        .params     = "",
2419
        .help       = "show roms",
2420
        .mhandler.info = do_info_roms,
2421
    },
2422
    {
2423
        .name       = NULL,
2424
    },
2425
};
2426

    
2427
/*******************************************************************/
2428

    
2429
static const char *pch;
2430
static jmp_buf expr_env;
2431

    
2432
#define MD_TLONG 0
2433
#define MD_I32   1
2434

    
2435
typedef struct MonitorDef {
2436
    const char *name;
2437
    int offset;
2438
    target_long (*get_value)(const struct MonitorDef *md, int val);
2439
    int type;
2440
} MonitorDef;
2441

    
2442
#if defined(TARGET_I386)
2443
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2444
{
2445
    CPUState *env = mon_get_cpu();
2446
    if (!env)
2447
        return 0;
2448
    return env->eip + env->segs[R_CS].base;
2449
}
2450
#endif
2451

    
2452
#if defined(TARGET_PPC)
2453
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2454
{
2455
    CPUState *env = mon_get_cpu();
2456
    unsigned int u;
2457
    int i;
2458

    
2459
    if (!env)
2460
        return 0;
2461

    
2462
    u = 0;
2463
    for (i = 0; i < 8; i++)
2464
        u |= env->crf[i] << (32 - (4 * i));
2465

    
2466
    return u;
2467
}
2468

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

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

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

    
2493
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2494
{
2495
    CPUState *env = mon_get_cpu();
2496
    if (!env)
2497
        return 0;
2498
    return cpu_ppc_load_tbu(env);
2499
}
2500

    
2501
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2502
{
2503
    CPUState *env = mon_get_cpu();
2504
    if (!env)
2505
        return 0;
2506
    return cpu_ppc_load_tbl(env);
2507
}
2508
#endif
2509

    
2510
#if defined(TARGET_SPARC)
2511
#ifndef TARGET_SPARC64
2512
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2513
{
2514
    CPUState *env = mon_get_cpu();
2515
    if (!env)
2516
        return 0;
2517
    return GET_PSR(env);
2518
}
2519
#endif
2520

    
2521
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2522
{
2523
    CPUState *env = mon_get_cpu();
2524
    if (!env)
2525
        return 0;
2526
    return env->regwptr[val];
2527
}
2528
#endif
2529

    
2530
static const MonitorDef monitor_defs[] = {
2531
#ifdef TARGET_I386
2532

    
2533
#define SEG(name, seg) \
2534
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2535
    { name ".base", offsetof(CPUState, segs[seg].base) },\
2536
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2537

    
2538
    { "eax", offsetof(CPUState, regs[0]) },
2539
    { "ecx", offsetof(CPUState, regs[1]) },
2540
    { "edx", offsetof(CPUState, regs[2]) },
2541
    { "ebx", offsetof(CPUState, regs[3]) },
2542
    { "esp|sp", offsetof(CPUState, regs[4]) },
2543
    { "ebp|fp", offsetof(CPUState, regs[5]) },
2544
    { "esi", offsetof(CPUState, regs[6]) },
2545
    { "edi", offsetof(CPUState, regs[7]) },
2546
#ifdef TARGET_X86_64
2547
    { "r8", offsetof(CPUState, regs[8]) },
2548
    { "r9", offsetof(CPUState, regs[9]) },
2549
    { "r10", offsetof(CPUState, regs[10]) },
2550
    { "r11", offsetof(CPUState, regs[11]) },
2551
    { "r12", offsetof(CPUState, regs[12]) },
2552
    { "r13", offsetof(CPUState, regs[13]) },
2553
    { "r14", offsetof(CPUState, regs[14]) },
2554
    { "r15", offsetof(CPUState, regs[15]) },
2555
#endif
2556
    { "eflags", offsetof(CPUState, eflags) },
2557
    { "eip", offsetof(CPUState, eip) },
2558
    SEG("cs", R_CS)
2559
    SEG("ds", R_DS)
2560
    SEG("es", R_ES)
2561
    SEG("ss", R_SS)
2562
    SEG("fs", R_FS)
2563
    SEG("gs", R_GS)
2564
    { "pc", 0, monitor_get_pc, },
2565
#elif defined(TARGET_PPC)
2566
    /* General purpose registers */
2567
    { "r0", offsetof(CPUState, gpr[0]) },
2568
    { "r1", offsetof(CPUState, gpr[1]) },
2569
    { "r2", offsetof(CPUState, gpr[2]) },
2570
    { "r3", offsetof(CPUState, gpr[3]) },
2571
    { "r4", offsetof(CPUState, gpr[4]) },
2572
    { "r5", offsetof(CPUState, gpr[5]) },
2573
    { "r6", offsetof(CPUState, gpr[6]) },
2574
    { "r7", offsetof(CPUState, gpr[7]) },
2575
    { "r8", offsetof(CPUState, gpr[8]) },
2576
    { "r9", offsetof(CPUState, gpr[9]) },
2577
    { "r10", offsetof(CPUState, gpr[10]) },
2578
    { "r11", offsetof(CPUState, gpr[11]) },
2579
    { "r12", offsetof(CPUState, gpr[12]) },
2580
    { "r13", offsetof(CPUState, gpr[13]) },
2581
    { "r14", offsetof(CPUState, gpr[14]) },
2582
    { "r15", offsetof(CPUState, gpr[15]) },
2583
    { "r16", offsetof(CPUState, gpr[16]) },
2584
    { "r17", offsetof(CPUState, gpr[17]) },
2585
    { "r18", offsetof(CPUState, gpr[18]) },
2586
    { "r19", offsetof(CPUState, gpr[19]) },
2587
    { "r20", offsetof(CPUState, gpr[20]) },
2588
    { "r21", offsetof(CPUState, gpr[21]) },
2589
    { "r22", offsetof(CPUState, gpr[22]) },
2590
    { "r23", offsetof(CPUState, gpr[23]) },
2591
    { "r24", offsetof(CPUState, gpr[24]) },
2592
    { "r25", offsetof(CPUState, gpr[25]) },
2593
    { "r26", offsetof(CPUState, gpr[26]) },
2594
    { "r27", offsetof(CPUState, gpr[27]) },
2595
    { "r28", offsetof(CPUState, gpr[28]) },
2596
    { "r29", offsetof(CPUState, gpr[29]) },
2597
    { "r30", offsetof(CPUState, gpr[30]) },
2598
    { "r31", offsetof(CPUState, gpr[31]) },
2599
    /* Floating point registers */
2600
    { "f0", offsetof(CPUState, fpr[0]) },
2601
    { "f1", offsetof(CPUState, fpr[1]) },
2602
    { "f2", offsetof(CPUState, fpr[2]) },
2603
    { "f3", offsetof(CPUState, fpr[3]) },
2604
    { "f4", offsetof(CPUState, fpr[4]) },
2605
    { "f5", offsetof(CPUState, fpr[5]) },
2606
    { "f6", offsetof(CPUState, fpr[6]) },
2607
    { "f7", offsetof(CPUState, fpr[7]) },
2608
    { "f8", offsetof(CPUState, fpr[8]) },
2609
    { "f9", offsetof(CPUState, fpr[9]) },
2610
    { "f10", offsetof(CPUState, fpr[10]) },
2611
    { "f11", offsetof(CPUState, fpr[11]) },
2612
    { "f12", offsetof(CPUState, fpr[12]) },
2613
    { "f13", offsetof(CPUState, fpr[13]) },
2614
    { "f14", offsetof(CPUState, fpr[14]) },
2615
    { "f15", offsetof(CPUState, fpr[15]) },
2616
    { "f16", offsetof(CPUState, fpr[16]) },
2617
    { "f17", offsetof(CPUState, fpr[17]) },
2618
    { "f18", offsetof(CPUState, fpr[18]) },
2619
    { "f19", offsetof(CPUState, fpr[19]) },
2620
    { "f20", offsetof(CPUState, fpr[20]) },
2621
    { "f21", offsetof(CPUState, fpr[21]) },
2622
    { "f22", offsetof(CPUState, fpr[22]) },
2623
    { "f23", offsetof(CPUState, fpr[23]) },
2624
    { "f24", offsetof(CPUState, fpr[24]) },
2625
    { "f25", offsetof(CPUState, fpr[25]) },
2626
    { "f26", offsetof(CPUState, fpr[26]) },
2627
    { "f27", offsetof(CPUState, fpr[27]) },
2628
    { "f28", offsetof(CPUState, fpr[28]) },
2629
    { "f29", offsetof(CPUState, fpr[29]) },
2630
    { "f30", offsetof(CPUState, fpr[30]) },
2631
    { "f31", offsetof(CPUState, fpr[31]) },
2632
    { "fpscr", offsetof(CPUState, fpscr) },
2633
    /* Next instruction pointer */
2634
    { "nip|pc", offsetof(CPUState, nip) },
2635
    { "lr", offsetof(CPUState, lr) },
2636
    { "ctr", offsetof(CPUState, ctr) },
2637
    { "decr", 0, &monitor_get_decr, },
2638
    { "ccr", 0, &monitor_get_ccr, },
2639
    /* Machine state register */
2640
    { "msr", 0, &monitor_get_msr, },
2641
    { "xer", 0, &monitor_get_xer, },
2642
    { "tbu", 0, &monitor_get_tbu, },
2643
    { "tbl", 0, &monitor_get_tbl, },
2644
#if defined(TARGET_PPC64)
2645
    /* Address space register */
2646
    { "asr", offsetof(CPUState, asr) },
2647
#endif
2648
    /* Segment registers */
2649
    { "sdr1", offsetof(CPUState, sdr1) },
2650
    { "sr0", offsetof(CPUState, sr[0]) },
2651
    { "sr1", offsetof(CPUState, sr[1]) },
2652
    { "sr2", offsetof(CPUState, sr[2]) },
2653
    { "sr3", offsetof(CPUState, sr[3]) },
2654
    { "sr4", offsetof(CPUState, sr[4]) },
2655
    { "sr5", offsetof(CPUState, sr[5]) },
2656
    { "sr6", offsetof(CPUState, sr[6]) },
2657
    { "sr7", offsetof(CPUState, sr[7]) },
2658
    { "sr8", offsetof(CPUState, sr[8]) },
2659
    { "sr9", offsetof(CPUState, sr[9]) },
2660
    { "sr10", offsetof(CPUState, sr[10]) },
2661
    { "sr11", offsetof(CPUState, sr[11]) },
2662
    { "sr12", offsetof(CPUState, sr[12]) },
2663
    { "sr13", offsetof(CPUState, sr[13]) },
2664
    { "sr14", offsetof(CPUState, sr[14]) },
2665
    { "sr15", offsetof(CPUState, sr[15]) },
2666
    /* Too lazy to put BATs and SPRs ... */
2667
#elif defined(TARGET_SPARC)
2668
    { "g0", offsetof(CPUState, gregs[0]) },
2669
    { "g1", offsetof(CPUState, gregs[1]) },
2670
    { "g2", offsetof(CPUState, gregs[2]) },
2671
    { "g3", offsetof(CPUState, gregs[3]) },
2672
    { "g4", offsetof(CPUState, gregs[4]) },
2673
    { "g5", offsetof(CPUState, gregs[5]) },
2674
    { "g6", offsetof(CPUState, gregs[6]) },
2675
    { "g7", offsetof(CPUState, gregs[7]) },
2676
    { "o0", 0, monitor_get_reg },
2677
    { "o1", 1, monitor_get_reg },
2678
    { "o2", 2, monitor_get_reg },
2679
    { "o3", 3, monitor_get_reg },
2680
    { "o4", 4, monitor_get_reg },
2681
    { "o5", 5, monitor_get_reg },
2682
    { "o6", 6, monitor_get_reg },
2683
    { "o7", 7, monitor_get_reg },
2684
    { "l0", 8, monitor_get_reg },
2685
    { "l1", 9, monitor_get_reg },
2686
    { "l2", 10, monitor_get_reg },
2687
    { "l3", 11, monitor_get_reg },
2688
    { "l4", 12, monitor_get_reg },
2689
    { "l5", 13, monitor_get_reg },
2690
    { "l6", 14, monitor_get_reg },
2691
    { "l7", 15, monitor_get_reg },
2692
    { "i0", 16, monitor_get_reg },
2693
    { "i1", 17, monitor_get_reg },
2694
    { "i2", 18, monitor_get_reg },
2695
    { "i3", 19, monitor_get_reg },
2696
    { "i4", 20, monitor_get_reg },
2697
    { "i5", 21, monitor_get_reg },
2698
    { "i6", 22, monitor_get_reg },
2699
    { "i7", 23, monitor_get_reg },
2700
    { "pc", offsetof(CPUState, pc) },
2701
    { "npc", offsetof(CPUState, npc) },
2702
    { "y", offsetof(CPUState, y) },
2703
#ifndef TARGET_SPARC64
2704
    { "psr", 0, &monitor_get_psr, },
2705
    { "wim", offsetof(CPUState, wim) },
2706
#endif
2707
    { "tbr", offsetof(CPUState, tbr) },
2708
    { "fsr", offsetof(CPUState, fsr) },
2709
    { "f0", offsetof(CPUState, fpr[0]) },
2710
    { "f1", offsetof(CPUState, fpr[1]) },
2711
    { "f2", offsetof(CPUState, fpr[2]) },
2712
    { "f3", offsetof(CPUState, fpr[3]) },
2713
    { "f4", offsetof(CPUState, fpr[4]) },
2714
    { "f5", offsetof(CPUState, fpr[5]) },
2715
    { "f6", offsetof(CPUState, fpr[6]) },
2716
    { "f7", offsetof(CPUState, fpr[7]) },
2717
    { "f8", offsetof(CPUState, fpr[8]) },
2718
    { "f9", offsetof(CPUState, fpr[9]) },
2719
    { "f10", offsetof(CPUState, fpr[10]) },
2720
    { "f11", offsetof(CPUState, fpr[11]) },
2721
    { "f12", offsetof(CPUState, fpr[12]) },
2722
    { "f13", offsetof(CPUState, fpr[13]) },
2723
    { "f14", offsetof(CPUState, fpr[14]) },
2724
    { "f15", offsetof(CPUState, fpr[15]) },
2725
    { "f16", offsetof(CPUState, fpr[16]) },
2726
    { "f17", offsetof(CPUState, fpr[17]) },
2727
    { "f18", offsetof(CPUState, fpr[18]) },
2728
    { "f19", offsetof(CPUState, fpr[19]) },
2729
    { "f20", offsetof(CPUState, fpr[20]) },
2730
    { "f21", offsetof(CPUState, fpr[21]) },
2731
    { "f22", offsetof(CPUState, fpr[22]) },
2732
    { "f23", offsetof(CPUState, fpr[23]) },
2733
    { "f24", offsetof(CPUState, fpr[24]) },
2734
    { "f25", offsetof(CPUState, fpr[25]) },
2735
    { "f26", offsetof(CPUState, fpr[26]) },
2736
    { "f27", offsetof(CPUState, fpr[27]) },
2737
    { "f28", offsetof(CPUState, fpr[28]) },
2738
    { "f29", offsetof(CPUState, fpr[29]) },
2739
    { "f30", offsetof(CPUState, fpr[30]) },
2740
    { "f31", offsetof(CPUState, fpr[31]) },
2741
#ifdef TARGET_SPARC64
2742
    { "f32", offsetof(CPUState, fpr[32]) },
2743
    { "f34", offsetof(CPUState, fpr[34]) },
2744
    { "f36", offsetof(CPUState, fpr[36]) },
2745
    { "f38", offsetof(CPUState, fpr[38]) },
2746
    { "f40", offsetof(CPUState, fpr[40]) },
2747
    { "f42", offsetof(CPUState, fpr[42]) },
2748
    { "f44", offsetof(CPUState, fpr[44]) },
2749
    { "f46", offsetof(CPUState, fpr[46]) },
2750
    { "f48", offsetof(CPUState, fpr[48]) },
2751
    { "f50", offsetof(CPUState, fpr[50]) },
2752
    { "f52", offsetof(CPUState, fpr[52]) },
2753
    { "f54", offsetof(CPUState, fpr[54]) },
2754
    { "f56", offsetof(CPUState, fpr[56]) },
2755
    { "f58", offsetof(CPUState, fpr[58]) },
2756
    { "f60", offsetof(CPUState, fpr[60]) },
2757
    { "f62", offsetof(CPUState, fpr[62]) },
2758
    { "asi", offsetof(CPUState, asi) },
2759
    { "pstate", offsetof(CPUState, pstate) },
2760
    { "cansave", offsetof(CPUState, cansave) },
2761
    { "canrestore", offsetof(CPUState, canrestore) },
2762
    { "otherwin", offsetof(CPUState, otherwin) },
2763
    { "wstate", offsetof(CPUState, wstate) },
2764
    { "cleanwin", offsetof(CPUState, cleanwin) },
2765
    { "fprs", offsetof(CPUState, fprs) },
2766
#endif
2767
#endif
2768
    { NULL },
2769
};
2770

    
2771
static void expr_error(Monitor *mon, const char *msg)
2772
{
2773
    monitor_printf(mon, "%s\n", msg);
2774
    longjmp(expr_env, 1);
2775
}
2776

    
2777
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2778
static int get_monitor_def(target_long *pval, const char *name)
2779
{
2780
    const MonitorDef *md;
2781
    void *ptr;
2782

    
2783
    for(md = monitor_defs; md->name != NULL; md++) {
2784
        if (compare_cmd(name, md->name)) {
2785
            if (md->get_value) {
2786
                *pval = md->get_value(md, md->offset);
2787
            } else {
2788
                CPUState *env = mon_get_cpu();
2789
                if (!env)
2790
                    return -2;
2791
                ptr = (uint8_t *)env + md->offset;
2792
                switch(md->type) {
2793
                case MD_I32:
2794
                    *pval = *(int32_t *)ptr;
2795
                    break;
2796
                case MD_TLONG:
2797
                    *pval = *(target_long *)ptr;
2798
                    break;
2799
                default:
2800
                    *pval = 0;
2801
                    break;
2802
                }
2803
            }
2804
            return 0;
2805
        }
2806
    }
2807
    return -1;
2808
}
2809

    
2810
static void next(void)
2811
{
2812
    if (*pch != '\0') {
2813
        pch++;
2814
        while (qemu_isspace(*pch))
2815
            pch++;
2816
    }
2817
}
2818

    
2819
static int64_t expr_sum(Monitor *mon);
2820

    
2821
static int64_t expr_unary(Monitor *mon)
2822
{
2823
    int64_t n;
2824
    char *p;
2825
    int ret;
2826

    
2827
    switch(*pch) {
2828
    case '+':
2829
        next();
2830
        n = expr_unary(mon);
2831
        break;
2832
    case '-':
2833
        next();
2834
        n = -expr_unary(mon);
2835
        break;
2836
    case '~':
2837
        next();
2838
        n = ~expr_unary(mon);
2839
        break;
2840
    case '(':
2841
        next();
2842
        n = expr_sum(mon);
2843
        if (*pch != ')') {
2844
            expr_error(mon, "')' expected");
2845
        }
2846
        next();
2847
        break;
2848
    case '\'':
2849
        pch++;
2850
        if (*pch == '\0')
2851
            expr_error(mon, "character constant expected");
2852
        n = *pch;
2853
        pch++;
2854
        if (*pch != '\'')
2855
            expr_error(mon, "missing terminating \' character");
2856
        next();
2857
        break;
2858
    case '$':
2859
        {
2860
            char buf[128], *q;
2861
            target_long reg=0;
2862

    
2863
            pch++;
2864
            q = buf;
2865
            while ((*pch >= 'a' && *pch <= 'z') ||
2866
                   (*pch >= 'A' && *pch <= 'Z') ||
2867
                   (*pch >= '0' && *pch <= '9') ||
2868
                   *pch == '_' || *pch == '.') {
2869
                if ((q - buf) < sizeof(buf) - 1)
2870
                    *q++ = *pch;
2871
                pch++;
2872
            }
2873
            while (qemu_isspace(*pch))
2874
                pch++;
2875
            *q = 0;
2876
            ret = get_monitor_def(&reg, buf);
2877
            if (ret == -1)
2878
                expr_error(mon, "unknown register");
2879
            else if (ret == -2)
2880
                expr_error(mon, "no cpu defined");
2881
            n = reg;
2882
        }
2883
        break;
2884
    case '\0':
2885
        expr_error(mon, "unexpected end of expression");
2886
        n = 0;
2887
        break;
2888
    default:
2889
#if TARGET_PHYS_ADDR_BITS > 32
2890
        n = strtoull(pch, &p, 0);
2891
#else
2892
        n = strtoul(pch, &p, 0);
2893
#endif
2894
        if (pch == p) {
2895
            expr_error(mon, "invalid char in expression");
2896
        }
2897
        pch = p;
2898
        while (qemu_isspace(*pch))
2899
            pch++;
2900
        break;
2901
    }
2902
    return n;
2903
}
2904

    
2905

    
2906
static int64_t expr_prod(Monitor *mon)
2907
{
2908
    int64_t val, val2;
2909
    int op;
2910

    
2911
    val = expr_unary(mon);
2912
    for(;;) {
2913
        op = *pch;
2914
        if (op != '*' && op != '/' && op != '%')
2915
            break;
2916
        next();
2917
        val2 = expr_unary(mon);
2918
        switch(op) {
2919
        default:
2920
        case '*':
2921
            val *= val2;
2922
            break;
2923
        case '/':
2924
        case '%':
2925
            if (val2 == 0)
2926
                expr_error(mon, "division by zero");
2927
            if (op == '/')
2928
                val /= val2;
2929
            else
2930
                val %= val2;
2931
            break;
2932
        }
2933
    }
2934
    return val;
2935
}
2936

    
2937
static int64_t expr_logic(Monitor *mon)
2938
{
2939
    int64_t val, val2;
2940
    int op;
2941

    
2942
    val = expr_prod(mon);
2943
    for(;;) {
2944
        op = *pch;
2945
        if (op != '&' && op != '|' && op != '^')
2946
            break;
2947
        next();
2948
        val2 = expr_prod(mon);
2949
        switch(op) {
2950
        default:
2951
        case '&':
2952
            val &= val2;
2953
            break;
2954
        case '|':
2955
            val |= val2;
2956
            break;
2957
        case '^':
2958
            val ^= val2;
2959
            break;
2960
        }
2961
    }
2962
    return val;
2963
}
2964

    
2965
static int64_t expr_sum(Monitor *mon)
2966
{
2967
    int64_t val, val2;
2968
    int op;
2969

    
2970
    val = expr_logic(mon);
2971
    for(;;) {
2972
        op = *pch;
2973
        if (op != '+' && op != '-')
2974
            break;
2975
        next();
2976
        val2 = expr_logic(mon);
2977
        if (op == '+')
2978
            val += val2;
2979
        else
2980
            val -= val2;
2981
    }
2982
    return val;
2983
}
2984

    
2985
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2986
{
2987
    pch = *pp;
2988
    if (setjmp(expr_env)) {
2989
        *pp = pch;
2990
        return -1;
2991
    }
2992
    while (qemu_isspace(*pch))
2993
        pch++;
2994
    *pval = expr_sum(mon);
2995
    *pp = pch;
2996
    return 0;
2997
}
2998

    
2999
static int get_str(char *buf, int buf_size, const char **pp)
3000
{
3001
    const char *p;
3002
    char *q;
3003
    int c;
3004

    
3005
    q = buf;
3006
    p = *pp;
3007
    while (qemu_isspace(*p))
3008
        p++;
3009
    if (*p == '\0') {
3010
    fail:
3011
        *q = '\0';
3012
        *pp = p;
3013
        return -1;
3014
    }
3015
    if (*p == '\"') {
3016
        p++;
3017
        while (*p != '\0' && *p != '\"') {
3018
            if (*p == '\\') {
3019
                p++;
3020
                c = *p++;
3021
                switch(c) {
3022
                case 'n':
3023
                    c = '\n';
3024
                    break;
3025
                case 'r':
3026
                    c = '\r';
3027
                    break;
3028
                case '\\':
3029
                case '\'':
3030
                case '\"':
3031
                    break;
3032
                default:
3033
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
3034
                    goto fail;
3035
                }
3036
                if ((q - buf) < buf_size - 1) {
3037
                    *q++ = c;
3038
                }
3039
            } else {
3040
                if ((q - buf) < buf_size - 1) {
3041
                    *q++ = *p;
3042
                }
3043
                p++;
3044
            }
3045
        }
3046
        if (*p != '\"') {
3047
            qemu_printf("unterminated string\n");
3048
            goto fail;
3049
        }
3050
        p++;
3051
    } else {
3052
        while (*p != '\0' && !qemu_isspace(*p)) {
3053
            if ((q - buf) < buf_size - 1) {
3054
                *q++ = *p;
3055
            }
3056
            p++;
3057
        }
3058
    }
3059
    *q = '\0';
3060
    *pp = p;
3061
    return 0;
3062
}
3063

    
3064
/*
3065
 * Store the command-name in cmdname, and return a pointer to
3066
 * the remaining of the command string.
3067
 */
3068
static const char *get_command_name(const char *cmdline,
3069
                                    char *cmdname, size_t nlen)
3070
{
3071
    size_t len;
3072
    const char *p, *pstart;
3073

    
3074
    p = cmdline;
3075
    while (qemu_isspace(*p))
3076
        p++;
3077
    if (*p == '\0')
3078
        return NULL;
3079
    pstart = p;
3080
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3081
        p++;
3082
    len = p - pstart;
3083
    if (len > nlen - 1)
3084
        len = nlen - 1;
3085
    memcpy(cmdname, pstart, len);
3086
    cmdname[len] = '\0';
3087
    return p;
3088
}
3089

    
3090
/**
3091
 * Read key of 'type' into 'key' and return the current
3092
 * 'type' pointer.
3093
 */
3094
static char *key_get_info(const char *type, char **key)
3095
{
3096
    size_t len;
3097
    char *p, *str;
3098

    
3099
    if (*type == ',')
3100
        type++;
3101

    
3102
    p = strchr(type, ':');
3103
    if (!p) {
3104
        *key = NULL;
3105
        return NULL;
3106
    }
3107
    len = p - type;
3108

    
3109
    str = qemu_malloc(len + 1);
3110
    memcpy(str, type, len);
3111
    str[len] = '\0';
3112

    
3113
    *key = str;
3114
    return ++p;
3115
}
3116

    
3117
static int default_fmt_format = 'x';
3118
static int default_fmt_size = 4;
3119

    
3120
#define MAX_ARGS 16
3121

    
3122
static int is_valid_option(const char *c, const char *typestr)
3123
{
3124
    char option[3];
3125
  
3126
    option[0] = '-';
3127
    option[1] = *c;
3128
    option[2] = '\0';
3129
  
3130
    typestr = strstr(typestr, option);
3131
    return (typestr != NULL);
3132
}
3133

    
3134
static const mon_cmd_t *monitor_find_command(const char *cmdname)
3135
{
3136
    const mon_cmd_t *cmd;
3137

    
3138
    for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3139
        if (compare_cmd(cmdname, cmd->name)) {
3140
            return cmd;
3141
        }
3142
    }
3143

    
3144
    return NULL;
3145
}
3146

    
3147
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3148
                                              const char *cmdline,
3149
                                              QDict *qdict)
3150
{
3151
    const char *p, *typestr;
3152
    int c;
3153
    const mon_cmd_t *cmd;
3154
    char cmdname[256];
3155
    char buf[1024];
3156
    char *key;
3157

    
3158
#ifdef DEBUG
3159
    monitor_printf(mon, "command='%s'\n", cmdline);
3160
#endif
3161

    
3162
    /* extract the command name */
3163
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
3164
    if (!p)
3165
        return NULL;
3166

    
3167
    cmd = monitor_find_command(cmdname);
3168
    if (!cmd) {
3169
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
3170
        return NULL;
3171
    }
3172

    
3173
    /* parse the parameters */
3174
    typestr = cmd->args_type;
3175
    for(;;) {
3176
        typestr = key_get_info(typestr, &key);
3177
        if (!typestr)
3178
            break;
3179
        c = *typestr;
3180
        typestr++;
3181
        switch(c) {
3182
        case 'F':
3183
        case 'B':
3184
        case 's':
3185
            {
3186
                int ret;
3187

    
3188
                while (qemu_isspace(*p))
3189
                    p++;
3190
                if (*typestr == '?') {
3191
                    typestr++;
3192
                    if (*p == '\0') {
3193
                        /* no optional string: NULL argument */
3194
                        break;
3195
                    }
3196
                }
3197
                ret = get_str(buf, sizeof(buf), &p);
3198
                if (ret < 0) {
3199
                    switch(c) {
3200
                    case 'F':
3201
                        monitor_printf(mon, "%s: filename expected\n",
3202
                                       cmdname);
3203
                        break;
3204
                    case 'B':
3205
                        monitor_printf(mon, "%s: block device name expected\n",
3206
                                       cmdname);
3207
                        break;
3208
                    default:
3209
                        monitor_printf(mon, "%s: string expected\n", cmdname);
3210
                        break;
3211
                    }
3212
                    goto fail;
3213
                }
3214
                qdict_put(qdict, key, qstring_from_str(buf));
3215
            }
3216
            break;
3217
        case '/':
3218
            {
3219
                int count, format, size;
3220

    
3221
                while (qemu_isspace(*p))
3222
                    p++;
3223
                if (*p == '/') {
3224
                    /* format found */
3225
                    p++;
3226
                    count = 1;
3227
                    if (qemu_isdigit(*p)) {
3228
                        count = 0;
3229
                        while (qemu_isdigit(*p)) {
3230
                            count = count * 10 + (*p - '0');
3231
                            p++;
3232
                        }
3233
                    }
3234
                    size = -1;
3235
                    format = -1;
3236
                    for(;;) {
3237
                        switch(*p) {
3238
                        case 'o':
3239
                        case 'd':
3240
                        case 'u':
3241
                        case 'x':
3242
                        case 'i':
3243
                        case 'c':
3244
                            format = *p++;
3245
                            break;
3246
                        case 'b':
3247
                            size = 1;
3248
                            p++;
3249
                            break;
3250
                        case 'h':
3251
                            size = 2;
3252
                            p++;
3253
                            break;
3254
                        case 'w':
3255
                            size = 4;
3256
                            p++;
3257
                            break;
3258
                        case 'g':
3259
                        case 'L':
3260
                            size = 8;
3261
                            p++;
3262
                            break;
3263
                        default:
3264
                            goto next;
3265
                        }
3266
                    }
3267
                next:
3268
                    if (*p != '\0' && !qemu_isspace(*p)) {
3269
                        monitor_printf(mon, "invalid char in format: '%c'\n",
3270
                                       *p);
3271
                        goto fail;
3272
                    }
3273
                    if (format < 0)
3274
                        format = default_fmt_format;
3275
                    if (format != 'i') {
3276
                        /* for 'i', not specifying a size gives -1 as size */
3277
                        if (size < 0)
3278
                            size = default_fmt_size;
3279
                        default_fmt_size = size;
3280
                    }
3281
                    default_fmt_format = format;
3282
                } else {
3283
                    count = 1;
3284
                    format = default_fmt_format;
3285
                    if (format != 'i') {
3286
                        size = default_fmt_size;
3287
                    } else {
3288
                        size = -1;
3289
                    }
3290
                }
3291
                qdict_put(qdict, "count", qint_from_int(count));
3292
                qdict_put(qdict, "format", qint_from_int(format));
3293
                qdict_put(qdict, "size", qint_from_int(size));
3294
            }
3295
            break;
3296
        case 'i':
3297
        case 'l':
3298
            {
3299
                int64_t val;
3300

    
3301
                while (qemu_isspace(*p))
3302
                    p++;
3303
                if (*typestr == '?' || *typestr == '.') {
3304
                    if (*typestr == '?') {
3305
                        if (*p == '\0') {
3306
                            typestr++;
3307
                            break;
3308
                        }
3309
                    } else {
3310
                        if (*p == '.') {
3311
                            p++;
3312
                            while (qemu_isspace(*p))
3313
                                p++;
3314
                        } else {
3315
                            typestr++;
3316
                            break;
3317
                        }
3318
                    }
3319
                    typestr++;
3320
                }
3321
                if (get_expr(mon, &val, &p))
3322
                    goto fail;
3323
                /* Check if 'i' is greater than 32-bit */
3324
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
3325
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
3326
                    monitor_printf(mon, "integer is for 32-bit values\n");
3327
                    goto fail;
3328
                }
3329
                qdict_put(qdict, key, qint_from_int(val));
3330
            }
3331
            break;
3332
        case '-':
3333
            {
3334
                const char *tmp = p;
3335
                int has_option, skip_key = 0;
3336
                /* option */
3337

    
3338
                c = *typestr++;
3339
                if (c == '\0')
3340
                    goto bad_type;
3341
                while (qemu_isspace(*p))
3342
                    p++;
3343
                has_option = 0;
3344
                if (*p == '-') {
3345
                    p++;
3346
                    if(c != *p) {
3347
                        if(!is_valid_option(p, typestr)) {
3348
                  
3349
                            monitor_printf(mon, "%s: unsupported option -%c\n",
3350
                                           cmdname, *p);
3351
                            goto fail;
3352
                        } else {
3353
                            skip_key = 1;
3354
                        }
3355
                    }
3356
                    if(skip_key) {
3357
                        p = tmp;
3358
                    } else {
3359
                        p++;
3360
                        has_option = 1;
3361
                    }
3362
                }
3363
                qdict_put(qdict, key, qint_from_int(has_option));
3364
            }
3365
            break;
3366
        default:
3367
        bad_type:
3368
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3369
            goto fail;
3370
        }
3371
        qemu_free(key);
3372
        key = NULL;
3373
    }
3374
    /* check that all arguments were parsed */
3375
    while (qemu_isspace(*p))
3376
        p++;
3377
    if (*p != '\0') {
3378
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
3379
                       cmdname);
3380
        goto fail;
3381
    }
3382

    
3383
    return cmd;
3384

    
3385
fail:
3386
    qemu_free(key);
3387
    return NULL;
3388
}
3389

    
3390
static void monitor_print_error(Monitor *mon)
3391
{
3392
    qerror_print(mon->error);
3393
    QDECREF(mon->error);
3394
    mon->error = NULL;
3395
}
3396

    
3397
static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
3398
                                 const QDict *params)
3399
{
3400
    QObject *data = NULL;
3401

    
3402
    cmd->mhandler.cmd_new(mon, params, &data);
3403

    
3404
    if (monitor_ctrl_mode(mon)) {
3405
        /* Monitor Protocol */
3406
        monitor_protocol_emitter(mon, data);
3407
    } else {
3408
        /* User Protocol */
3409
         if (data)
3410
            cmd->user_print(mon, data);
3411
    }
3412

    
3413
    qobject_decref(data);
3414
}
3415

    
3416
static void handle_user_command(Monitor *mon, const char *cmdline)
3417
{
3418
    QDict *qdict;
3419
    const mon_cmd_t *cmd;
3420

    
3421
    qdict = qdict_new();
3422

    
3423
    cmd = monitor_parse_command(mon, cmdline, qdict);
3424
    if (!cmd)
3425
        goto out;
3426

    
3427
    qemu_errors_to_mon(mon);
3428

    
3429
    if (monitor_handler_ported(cmd)) {
3430
        monitor_call_handler(mon, cmd, qdict);
3431
    } else {
3432
        cmd->mhandler.cmd(mon, qdict);
3433
    }
3434

    
3435
    if (monitor_has_error(mon))
3436
        monitor_print_error(mon);
3437

    
3438
    qemu_errors_to_previous();
3439

    
3440
out:
3441
    QDECREF(qdict);
3442
}
3443

    
3444
static void cmd_completion(const char *name, const char *list)
3445
{
3446
    const char *p, *pstart;
3447
    char cmd[128];
3448
    int len;
3449

    
3450
    p = list;
3451
    for(;;) {
3452
        pstart = p;
3453
        p = strchr(p, '|');
3454
        if (!p)
3455
            p = pstart + strlen(pstart);
3456
        len = p - pstart;
3457
        if (len > sizeof(cmd) - 2)
3458
            len = sizeof(cmd) - 2;
3459
        memcpy(cmd, pstart, len);
3460
        cmd[len] = '\0';
3461
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3462
            readline_add_completion(cur_mon->rs, cmd);
3463
        }
3464
        if (*p == '\0')
3465
            break;
3466
        p++;
3467
    }
3468
}
3469

    
3470
static void file_completion(const char *input)
3471
{
3472
    DIR *ffs;
3473
    struct dirent *d;
3474
    char path[1024];
3475
    char file[1024], file_prefix[1024];
3476
    int input_path_len;
3477
    const char *p;
3478

    
3479
    p = strrchr(input, '/');
3480
    if (!p) {
3481
        input_path_len = 0;
3482
        pstrcpy(file_prefix, sizeof(file_prefix), input);
3483
        pstrcpy(path, sizeof(path), ".");
3484
    } else {
3485
        input_path_len = p - input + 1;
3486
        memcpy(path, input, input_path_len);
3487
        if (input_path_len > sizeof(path) - 1)
3488
            input_path_len = sizeof(path) - 1;
3489
        path[input_path_len] = '\0';
3490
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
3491
    }
3492
#ifdef DEBUG_COMPLETION
3493
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
3494
                   input, path, file_prefix);
3495
#endif
3496
    ffs = opendir(path);
3497
    if (!ffs)
3498
        return;
3499
    for(;;) {
3500
        struct stat sb;
3501
        d = readdir(ffs);
3502
        if (!d)
3503
            break;
3504
        if (strstart(d->d_name, file_prefix, NULL)) {
3505
            memcpy(file, input, input_path_len);
3506
            if (input_path_len < sizeof(file))
3507
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
3508
                        d->d_name);
3509
            /* stat the file to find out if it's a directory.
3510
             * In that case add a slash to speed up typing long paths
3511
             */
3512
            stat(file, &sb);
3513
            if(S_ISDIR(sb.st_mode))
3514
                pstrcat(file, sizeof(file), "/");
3515
            readline_add_completion(cur_mon->rs, file);
3516
        }
3517
    }
3518
    closedir(ffs);
3519
}
3520

    
3521
static void block_completion_it(void *opaque, BlockDriverState *bs)
3522
{
3523
    const char *name = bdrv_get_device_name(bs);
3524
    const char *input = opaque;
3525

    
3526
    if (input[0] == '\0' ||
3527
        !strncmp(name, (char *)input, strlen(input))) {
3528
        readline_add_completion(cur_mon->rs, name);
3529
    }
3530
}
3531

    
3532
/* NOTE: this parser is an approximate form of the real command parser */
3533
static void parse_cmdline(const char *cmdline,
3534
                         int *pnb_args, char **args)
3535
{
3536
    const char *p;
3537
    int nb_args, ret;
3538
    char buf[1024];
3539

    
3540
    p = cmdline;
3541
    nb_args = 0;
3542
    for(;;) {
3543
        while (qemu_isspace(*p))
3544
            p++;
3545
        if (*p == '\0')
3546
            break;
3547
        if (nb_args >= MAX_ARGS)
3548
            break;
3549
        ret = get_str(buf, sizeof(buf), &p);
3550
        args[nb_args] = qemu_strdup(buf);
3551
        nb_args++;
3552
        if (ret < 0)
3553
            break;
3554
    }
3555
    *pnb_args = nb_args;
3556
}
3557

    
3558
static const char *next_arg_type(const char *typestr)
3559
{
3560
    const char *p = strchr(typestr, ':');
3561
    return (p != NULL ? ++p : typestr);
3562
}
3563

    
3564
static void monitor_find_completion(const char *cmdline)
3565
{
3566
    const char *cmdname;
3567
    char *args[MAX_ARGS];
3568
    int nb_args, i, len;
3569
    const char *ptype, *str;
3570
    const mon_cmd_t *cmd;
3571
    const KeyDef *key;
3572

    
3573
    parse_cmdline(cmdline, &nb_args, args);
3574
#ifdef DEBUG_COMPLETION
3575
    for(i = 0; i < nb_args; i++) {
3576
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
3577
    }
3578
#endif
3579

    
3580
    /* if the line ends with a space, it means we want to complete the
3581
       next arg */
3582
    len = strlen(cmdline);
3583
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
3584
        if (nb_args >= MAX_ARGS)
3585
            return;
3586
        args[nb_args++] = qemu_strdup("");
3587
    }
3588
    if (nb_args <= 1) {
3589
        /* command completion */
3590
        if (nb_args == 0)
3591
            cmdname = "";
3592
        else
3593
            cmdname = args[0];
3594
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
3595
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3596
            cmd_completion(cmdname, cmd->name);
3597
        }
3598
    } else {
3599
        /* find the command */
3600
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3601
            if (compare_cmd(args[0], cmd->name))
3602
                goto found;
3603
        }
3604
        return;
3605
    found:
3606
        ptype = next_arg_type(cmd->args_type);
3607
        for(i = 0; i < nb_args - 2; i++) {
3608
            if (*ptype != '\0') {
3609
                ptype = next_arg_type(ptype);
3610
                while (*ptype == '?')
3611
                    ptype = next_arg_type(ptype);
3612
            }
3613
        }
3614
        str = args[nb_args - 1];
3615
        if (*ptype == '-' && ptype[1] != '\0') {
3616
            ptype += 2;
3617
        }
3618
        switch(*ptype) {
3619
        case 'F':
3620
            /* file completion */
3621
            readline_set_completion_index(cur_mon->rs, strlen(str));
3622
            file_completion(str);
3623
            break;
3624
        case 'B':
3625
            /* block device name completion */
3626
            readline_set_completion_index(cur_mon->rs, strlen(str));
3627
            bdrv_iterate(block_completion_it, (void *)str);
3628
            break;
3629
        case 's':
3630
            /* XXX: more generic ? */
3631
            if (!strcmp(cmd->name, "info")) {
3632
                readline_set_completion_index(cur_mon->rs, strlen(str));
3633
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3634
                    cmd_completion(str, cmd->name);
3635
                }
3636
            } else if (!strcmp(cmd->name, "sendkey")) {
3637
                char *sep = strrchr(str, '-');
3638
                if (sep)
3639
                    str = sep + 1;
3640
                readline_set_completion_index(cur_mon->rs, strlen(str));
3641
                for(key = key_defs; key->name != NULL; key++) {
3642
                    cmd_completion(str, key->name);
3643
                }
3644
            } else if (!strcmp(cmd->name, "help|?")) {
3645
                readline_set_completion_index(cur_mon->rs, strlen(str));
3646
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3647
                    cmd_completion(str, cmd->name);
3648
                }
3649
            }
3650
            break;
3651
        default:
3652
            break;
3653
        }
3654
    }
3655
    for(i = 0; i < nb_args; i++)
3656
        qemu_free(args[i]);
3657
}
3658

    
3659
static int monitor_can_read(void *opaque)
3660
{
3661
    Monitor *mon = opaque;
3662

    
3663
    return (mon->suspend_cnt == 0) ? 128 : 0;
3664
}
3665

    
3666
typedef struct CmdArgs {
3667
    QString *name;
3668
    int type;
3669
    int flag;
3670
    int optional;
3671
} CmdArgs;
3672

    
3673
static int check_opt(const CmdArgs *cmd_args, const char *name, QDict *args)
3674
{
3675
    if (!cmd_args->optional) {
3676
        qemu_error_new(QERR_MISSING_PARAMETER, name);
3677
        return -1;
3678
    }
3679

    
3680
    if (cmd_args->type == '-') {
3681
        /* handlers expect a value, they need to be changed */
3682
        qdict_put(args, name, qint_from_int(0));
3683
    }
3684

    
3685
    return 0;
3686
}
3687

    
3688
static int check_arg(const CmdArgs *cmd_args, QDict *args)
3689
{
3690
    QObject *value;
3691
    const char *name;
3692

    
3693
    name = qstring_get_str(cmd_args->name);
3694

    
3695
    if (!args) {
3696
        return check_opt(cmd_args, name, args);
3697
    }
3698

    
3699
    value = qdict_get(args, name);
3700
    if (!value) {
3701
        return check_opt(cmd_args, name, args);
3702
    }
3703

    
3704
    switch (cmd_args->type) {
3705
        case 'F':
3706
        case 'B':
3707
        case 's':
3708
            if (qobject_type(value) != QTYPE_QSTRING) {
3709
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "string");
3710
                return -1;
3711
            }
3712
            break;
3713
        case '/': {
3714
            int i;
3715
            const char *keys[] = { "count", "format", "size", NULL };
3716

    
3717
            for (i = 0; keys[i]; i++) {
3718
                QObject *obj = qdict_get(args, keys[i]);
3719
                if (!obj) {
3720
                    qemu_error_new(QERR_MISSING_PARAMETER, name);
3721
                    return -1;
3722
                }
3723
                if (qobject_type(obj) != QTYPE_QINT) {
3724
                    qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3725
                    return -1;
3726
                }
3727
            }
3728
            break;
3729
        }
3730
        case 'i':
3731
        case 'l':
3732
            if (qobject_type(value) != QTYPE_QINT) {
3733
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "int");
3734
                return -1;
3735
            }
3736
            break;
3737
        case '-':
3738
            if (qobject_type(value) != QTYPE_QINT &&
3739
                qobject_type(value) != QTYPE_QBOOL) {
3740
                qemu_error_new(QERR_INVALID_PARAMETER_TYPE, name, "bool");
3741
                return -1;
3742
            }
3743
            if (qobject_type(value) == QTYPE_QBOOL) {
3744
                /* handlers expect a QInt, they need to be changed */
3745
                qdict_put(args, name,
3746
                         qint_from_int(qbool_get_int(qobject_to_qbool(value))));
3747
            }
3748
            break;
3749
        default:
3750
            /* impossible */
3751
            abort();
3752
    }
3753

    
3754
    return 0;
3755
}
3756

    
3757
static void cmd_args_init(CmdArgs *cmd_args)
3758
{
3759
    cmd_args->name = qstring_new();
3760
    cmd_args->type = cmd_args->flag = cmd_args->optional = 0;
3761
}
3762

    
3763
/*
3764
 * This is not trivial, we have to parse Monitor command's argument
3765
 * type syntax to be able to check the arguments provided by clients.
3766
 *
3767
 * In the near future we will be using an array for that and will be
3768
 * able to drop all this parsing...
3769
 */
3770
static int monitor_check_qmp_args(const mon_cmd_t *cmd, QDict *args)
3771
{
3772
    int err;
3773
    const char *p;
3774
    CmdArgs cmd_args;
3775

    
3776
    if (cmd->args_type == NULL) {
3777
        return (qdict_size(args) == 0 ? 0 : -1);
3778
    }
3779

    
3780
    err = 0;
3781
    cmd_args_init(&cmd_args);
3782

    
3783
    for (p = cmd->args_type;; p++) {
3784
        if (*p == ':') {
3785
            cmd_args.type = *++p;
3786
            p++;
3787
            if (cmd_args.type == '-') {
3788
                cmd_args.flag = *p++;
3789
                cmd_args.optional = 1;
3790
            } else if (*p == '?') {
3791
                cmd_args.optional = 1;
3792
                p++;
3793
            }
3794

    
3795
            assert(*p == ',' || *p == '\0');
3796
            err = check_arg(&cmd_args, args);
3797

    
3798
            QDECREF(cmd_args.name);
3799
            cmd_args_init(&cmd_args);
3800

    
3801
            if (err < 0) {
3802
                break;
3803
            }
3804
        } else {
3805
            qstring_append_chr(cmd_args.name, *p);
3806
        }
3807

    
3808
        if (*p == '\0') {
3809
            break;
3810
        }
3811
    }
3812

    
3813
    QDECREF(cmd_args.name);
3814
    return err;
3815
}
3816

    
3817
static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
3818
{
3819
    int err;
3820
    QObject *obj;
3821
    QDict *input, *args;
3822
    const mon_cmd_t *cmd;
3823
    Monitor *mon = cur_mon;
3824
    const char *cmd_name, *info_item;
3825

    
3826
    args = NULL;
3827
    qemu_errors_to_mon(mon);
3828

    
3829
    obj = json_parser_parse(tokens, NULL);
3830
    if (!obj) {
3831
        // FIXME: should be triggered in json_parser_parse()
3832
        qemu_error_new(QERR_JSON_PARSING);
3833
        goto err_out;
3834
    } else if (qobject_type(obj) != QTYPE_QDICT) {
3835
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "object");
3836
        qobject_decref(obj);
3837
        goto err_out;
3838
    }
3839

    
3840
    input = qobject_to_qdict(obj);
3841

    
3842
    mon->mc->id = qdict_get(input, "id");
3843
    qobject_incref(mon->mc->id);
3844

    
3845
    obj = qdict_get(input, "execute");
3846
    if (!obj) {
3847
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "execute");
3848
        goto err_input;
3849
    } else if (qobject_type(obj) != QTYPE_QSTRING) {
3850
        qemu_error_new(QERR_QMP_BAD_INPUT_OBJECT, "string");
3851
        goto err_input;
3852
    }
3853

    
3854
    cmd_name = qstring_get_str(qobject_to_qstring(obj));
3855

    
3856
    /*
3857
     * XXX: We need this special case until we get info handlers
3858
     * converted into 'query-' commands
3859
     */
3860
    if (compare_cmd(cmd_name, "info")) {
3861
        qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
3862
        goto err_input;
3863
    } else if (strstart(cmd_name, "query-", &info_item)) {
3864
        cmd = monitor_find_command("info");
3865
        qdict_put_obj(input, "arguments",
3866
                      qobject_from_jsonf("{ 'item': %s }", info_item));
3867
    } else {
3868
        cmd = monitor_find_command(cmd_name);
3869
        if (!cmd) {
3870
            qemu_error_new(QERR_COMMAND_NOT_FOUND, cmd_name);
3871
            goto err_input;
3872
        }
3873
    }
3874

    
3875
    obj = qdict_get(input, "arguments");
3876
    if (!obj) {
3877
        args = qdict_new();
3878
    } else {
3879
        args = qobject_to_qdict(obj);
3880
        QINCREF(args);
3881
    }
3882

    
3883
    QDECREF(input);
3884

    
3885
    err = monitor_check_qmp_args(cmd, args);
3886
    if (err < 0) {
3887
        goto err_out;
3888
    }
3889

    
3890
    monitor_call_handler(mon, cmd, args);
3891
    goto out;
3892

    
3893
err_input:
3894
    QDECREF(input);
3895
err_out:
3896
    monitor_protocol_emitter(mon, NULL);
3897
out:
3898
    QDECREF(args);
3899
    qemu_errors_to_previous();
3900
}
3901

    
3902
/**
3903
 * monitor_control_read(): Read and handle QMP input
3904
 */
3905
static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
3906
{
3907
    Monitor *old_mon = cur_mon;
3908

    
3909
    cur_mon = opaque;
3910

    
3911
    json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
3912

    
3913
    cur_mon = old_mon;
3914
}
3915

    
3916
static void monitor_read(void *opaque, const uint8_t *buf, int size)
3917
{
3918
    Monitor *old_mon = cur_mon;
3919
    int i;
3920

    
3921
    cur_mon = opaque;
3922

    
3923
    if (cur_mon->rs) {
3924
        for (i = 0; i < size; i++)
3925
            readline_handle_byte(cur_mon->rs, buf[i]);
3926
    } else {
3927
        if (size == 0 || buf[size - 1] != 0)
3928
            monitor_printf(cur_mon, "corrupted command\n");
3929
        else
3930
            handle_user_command(cur_mon, (char *)buf);
3931
    }
3932

    
3933
    cur_mon = old_mon;
3934
}
3935

    
3936
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3937
{
3938
    monitor_suspend(mon);
3939
    handle_user_command(mon, cmdline);
3940
    monitor_resume(mon);
3941
}
3942

    
3943
int monitor_suspend(Monitor *mon)
3944
{
3945
    if (!mon->rs)
3946
        return -ENOTTY;
3947
    mon->suspend_cnt++;
3948
    return 0;
3949
}
3950

    
3951
void monitor_resume(Monitor *mon)
3952
{
3953
    if (!mon->rs)
3954
        return;
3955
    if (--mon->suspend_cnt == 0)
3956
        readline_show_prompt(mon->rs);
3957
}
3958

    
3959
/**
3960
 * monitor_control_event(): Print QMP gretting
3961
 */
3962
static void monitor_control_event(void *opaque, int event)
3963
{
3964
    if (event == CHR_EVENT_OPENED) {
3965
        QObject *data;
3966
        Monitor *mon = opaque;
3967

    
3968
        json_message_parser_init(&mon->mc->parser, handle_qmp_command);
3969

    
3970
        data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
3971
        assert(data != NULL);
3972

    
3973
        monitor_json_emitter(mon, data);
3974
        qobject_decref(data);
3975
    }
3976
}
3977

    
3978
static void monitor_event(void *opaque, int event)
3979
{
3980
    Monitor *mon = opaque;
3981

    
3982
    switch (event) {
3983
    case CHR_EVENT_MUX_IN:
3984
        mon->mux_out = 0;
3985
        if (mon->reset_seen) {
3986
            readline_restart(mon->rs);
3987
            monitor_resume(mon);
3988
            monitor_flush(mon);
3989
        } else {
3990
            mon->suspend_cnt = 0;
3991
        }
3992
        break;
3993

    
3994
    case CHR_EVENT_MUX_OUT:
3995
        if (mon->reset_seen) {
3996
            if (mon->suspend_cnt == 0) {
3997
                monitor_printf(mon, "\n");
3998
            }
3999
            monitor_flush(mon);
4000
            monitor_suspend(mon);
4001
        } else {
4002
            mon->suspend_cnt++;
4003
        }
4004
        mon->mux_out = 1;
4005
        break;
4006

    
4007
    case CHR_EVENT_OPENED:
4008
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
4009
                       "information\n", QEMU_VERSION);
4010
        if (!mon->mux_out) {
4011
            readline_show_prompt(mon->rs);
4012
        }
4013
        mon->reset_seen = 1;
4014
        break;
4015
    }
4016
}
4017

    
4018

    
4019
/*
4020
 * Local variables:
4021
 *  c-indent-level: 4
4022
 *  c-basic-offset: 4
4023
 *  tab-width: 8
4024
 * End:
4025
 */
4026

    
4027
const char *monitor_cmdline_parse(const char *cmdline, int *flags)
4028
{
4029
    const char *dev;
4030

    
4031
    if (strstart(cmdline, "control,", &dev)) {
4032
        if (strstart(dev, "vc", NULL)) {
4033
            fprintf(stderr, "qemu: control mode is for low-level interaction ");
4034
            fprintf(stderr, "cannot be used with device 'vc'\n");
4035
            exit(1);
4036
        }
4037
        *flags &= ~MONITOR_USE_READLINE;
4038
        *flags |= MONITOR_USE_CONTROL;
4039
        return dev;
4040
    }
4041

    
4042
    return cmdline;
4043
}
4044

    
4045
void monitor_init(CharDriverState *chr, int flags)
4046
{
4047
    static int is_first_init = 1;
4048
    Monitor *mon;
4049

    
4050
    if (is_first_init) {
4051
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
4052
        is_first_init = 0;
4053
    }
4054

    
4055
    mon = qemu_mallocz(sizeof(*mon));
4056

    
4057
    mon->chr = chr;
4058
    mon->flags = flags;
4059
    if (flags & MONITOR_USE_READLINE) {
4060
        mon->rs = readline_init(mon, monitor_find_completion);
4061
        monitor_read_command(mon, 0);
4062
    }
4063

    
4064
    if (monitor_ctrl_mode(mon)) {
4065
        mon->mc = qemu_mallocz(sizeof(MonitorControl));
4066
        /* Control mode requires special handlers */
4067
        qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
4068
                              monitor_control_event, mon);
4069
    } else {
4070
        qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
4071
                              monitor_event, mon);
4072
    }
4073

    
4074
    QLIST_INSERT_HEAD(&mon_list, mon, entry);
4075
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
4076
        cur_mon = mon;
4077
}
4078

    
4079
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
4080
{
4081
    BlockDriverState *bs = opaque;
4082
    int ret = 0;
4083

    
4084
    if (bdrv_set_key(bs, password) != 0) {
4085
        monitor_printf(mon, "invalid password\n");
4086
        ret = -EPERM;
4087
    }
4088
    if (mon->password_completion_cb)
4089
        mon->password_completion_cb(mon->password_opaque, ret);
4090

    
4091
    monitor_read_command(mon, 1);
4092
}
4093

    
4094
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
4095
                                 BlockDriverCompletionFunc *completion_cb,
4096
                                 void *opaque)
4097
{
4098
    int err;
4099

    
4100
    if (!bdrv_key_required(bs)) {
4101
        if (completion_cb)
4102
            completion_cb(opaque, 0);
4103
        return;
4104
    }
4105

    
4106
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
4107
                   bdrv_get_encrypted_filename(bs));
4108

    
4109
    mon->password_completion_cb = completion_cb;
4110
    mon->password_opaque = opaque;
4111

    
4112
    err = monitor_read_password(mon, bdrv_password_cb, bs);
4113

    
4114
    if (err && completion_cb)
4115
        completion_cb(opaque, err);
4116
}
4117

    
4118
typedef struct QemuErrorSink QemuErrorSink;
4119
struct QemuErrorSink {
4120
    enum {
4121
        ERR_SINK_FILE,
4122
        ERR_SINK_MONITOR,
4123
    } dest;
4124
    union {
4125
        FILE    *fp;
4126
        Monitor *mon;
4127
    };
4128
    QemuErrorSink *previous;
4129
};
4130

    
4131
static QemuErrorSink *qemu_error_sink;
4132

    
4133
void qemu_errors_to_file(FILE *fp)
4134
{
4135
    QemuErrorSink *sink;
4136

    
4137
    sink = qemu_mallocz(sizeof(*sink));
4138
    sink->dest = ERR_SINK_FILE;
4139
    sink->fp = fp;
4140
    sink->previous = qemu_error_sink;
4141
    qemu_error_sink = sink;
4142
}
4143

    
4144
void qemu_errors_to_mon(Monitor *mon)
4145
{
4146
    QemuErrorSink *sink;
4147

    
4148
    sink = qemu_mallocz(sizeof(*sink));
4149
    sink->dest = ERR_SINK_MONITOR;
4150
    sink->mon = mon;
4151
    sink->previous = qemu_error_sink;
4152
    qemu_error_sink = sink;
4153
}
4154

    
4155
void qemu_errors_to_previous(void)
4156
{
4157
    QemuErrorSink *sink;
4158

    
4159
    assert(qemu_error_sink != NULL);
4160
    sink = qemu_error_sink;
4161
    qemu_error_sink = sink->previous;
4162
    qemu_free(sink);
4163
}
4164

    
4165
void qemu_error(const char *fmt, ...)
4166
{
4167
    va_list args;
4168

    
4169
    assert(qemu_error_sink != NULL);
4170
    switch (qemu_error_sink->dest) {
4171
    case ERR_SINK_FILE:
4172
        va_start(args, fmt);
4173
        vfprintf(qemu_error_sink->fp, fmt, args);
4174
        va_end(args);
4175
        break;
4176
    case ERR_SINK_MONITOR:
4177
        va_start(args, fmt);
4178
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
4179
        va_end(args);
4180
        break;
4181
    }
4182
}
4183

    
4184
void qemu_error_internal(const char *file, int linenr, const char *func,
4185
                         const char *fmt, ...)
4186
{
4187
    va_list va;
4188
    QError *qerror;
4189

    
4190
    assert(qemu_error_sink != NULL);
4191

    
4192
    va_start(va, fmt);
4193
    qerror = qerror_from_info(file, linenr, func, fmt, &va);
4194
    va_end(va);
4195

    
4196
    switch (qemu_error_sink->dest) {
4197
    case ERR_SINK_FILE:
4198
        qerror_print(qerror);
4199
        QDECREF(qerror);
4200
        break;
4201
    case ERR_SINK_MONITOR:
4202
        assert(qemu_error_sink->mon->error == NULL);
4203
        qemu_error_sink->mon->error = qerror;
4204
        break;
4205
    }
4206
}