hw/sd/sdcard: Simplify cmd_valid_while_locked()
[qemu/ar7.git] / ui / spice-core.c
blobeea52f538999fc14afd90dba452ded490173a174
1 /*
2 * Copyright (C) 2010 Red Hat, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 or
7 * (at your option) version 3 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 #include "qemu/osdep.h"
19 #include <spice.h>
21 #include "sysemu/sysemu.h"
22 #include "sysemu/runstate.h"
23 #include "ui/qemu-spice.h"
24 #include "qemu/error-report.h"
25 #include "qemu/main-loop.h"
26 #include "qemu/module.h"
27 #include "qemu/thread.h"
28 #include "qemu/timer.h"
29 #include "qemu/queue.h"
30 #include "qemu-x509.h"
31 #include "qemu/sockets.h"
32 #include "qapi/error.h"
33 #include "qapi/qapi-commands-ui.h"
34 #include "qapi/qapi-events-ui.h"
35 #include "qemu/notify.h"
36 #include "qemu/option.h"
37 #include "migration/misc.h"
38 #include "hw/pci/pci_bus.h"
39 #include "ui/spice-display.h"
41 /* core bits */
43 static SpiceServer *spice_server;
44 static Notifier migration_state;
45 static const char *auth = "spice";
46 static char *auth_passwd;
47 static time_t auth_expires = TIME_MAX;
48 static int spice_migration_completed;
49 static int spice_display_is_running;
50 static int spice_have_target_host;
52 static QemuThread me;
54 struct SpiceTimer {
55 QEMUTimer *timer;
58 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
60 SpiceTimer *timer;
62 timer = g_malloc0(sizeof(*timer));
63 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque);
64 return timer;
67 static void timer_start(SpiceTimer *timer, uint32_t ms)
69 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms);
72 static void timer_cancel(SpiceTimer *timer)
74 timer_del(timer->timer);
77 static void timer_remove(SpiceTimer *timer)
79 timer_del(timer->timer);
80 timer_free(timer->timer);
81 g_free(timer);
84 struct SpiceWatch {
85 int fd;
86 SpiceWatchFunc func;
87 void *opaque;
90 static void watch_read(void *opaque)
92 SpiceWatch *watch = opaque;
93 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
96 static void watch_write(void *opaque)
98 SpiceWatch *watch = opaque;
99 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
102 static void watch_update_mask(SpiceWatch *watch, int event_mask)
104 IOHandler *on_read = NULL;
105 IOHandler *on_write = NULL;
107 if (event_mask & SPICE_WATCH_EVENT_READ) {
108 on_read = watch_read;
110 if (event_mask & SPICE_WATCH_EVENT_WRITE) {
111 on_write = watch_write;
113 qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
116 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
118 SpiceWatch *watch;
120 watch = g_malloc0(sizeof(*watch));
121 watch->fd = fd;
122 watch->func = func;
123 watch->opaque = opaque;
125 watch_update_mask(watch, event_mask);
126 return watch;
129 static void watch_remove(SpiceWatch *watch)
131 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
132 g_free(watch);
135 typedef struct ChannelList ChannelList;
136 struct ChannelList {
137 SpiceChannelEventInfo *info;
138 QTAILQ_ENTRY(ChannelList) link;
140 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
142 static void channel_list_add(SpiceChannelEventInfo *info)
144 ChannelList *item;
146 item = g_malloc0(sizeof(*item));
147 item->info = info;
148 QTAILQ_INSERT_TAIL(&channel_list, item, link);
151 static void channel_list_del(SpiceChannelEventInfo *info)
153 ChannelList *item;
155 QTAILQ_FOREACH(item, &channel_list, link) {
156 if (item->info != info) {
157 continue;
159 QTAILQ_REMOVE(&channel_list, item, link);
160 g_free(item);
161 return;
165 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len)
167 char host[NI_MAXHOST], port[NI_MAXSERV];
169 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
170 NI_NUMERICHOST | NI_NUMERICSERV);
172 info->host = g_strdup(host);
173 info->port = g_strdup(port);
174 info->family = inet_netfamily(addr->sa_family);
177 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info)
179 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
181 sc->connection_id = info->connection_id;
182 sc->channel_type = info->type;
183 sc->channel_id = info->id;
184 sc->tls = !!tls;
187 static void channel_event(int event, SpiceChannelEventInfo *info)
189 SpiceServerInfo *server = g_malloc0(sizeof(*server));
190 SpiceChannel *client = g_malloc0(sizeof(*client));
193 * Spice server might have called us from spice worker thread
194 * context (happens on display channel disconnects). Spice should
195 * not do that. It isn't that easy to fix it in spice and even
196 * when it is fixed we still should cover the already released
197 * spice versions. So detect that we've been called from another
198 * thread and grab the iothread lock if so before calling qemu
199 * functions.
201 bool need_lock = !qemu_thread_is_self(&me);
202 if (need_lock) {
203 qemu_mutex_lock_iothread();
206 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
207 add_addr_info(qapi_SpiceChannel_base(client),
208 (struct sockaddr *)&info->paddr_ext,
209 info->plen_ext);
210 add_addr_info(qapi_SpiceServerInfo_base(server),
211 (struct sockaddr *)&info->laddr_ext,
212 info->llen_ext);
213 } else {
214 error_report("spice: %s, extended address is expected",
215 __func__);
218 switch (event) {
219 case SPICE_CHANNEL_EVENT_CONNECTED:
220 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server),
221 qapi_SpiceChannel_base(client));
222 break;
223 case SPICE_CHANNEL_EVENT_INITIALIZED:
224 if (auth) {
225 server->has_auth = true;
226 server->auth = g_strdup(auth);
228 add_channel_info(client, info);
229 channel_list_add(info);
230 qapi_event_send_spice_initialized(server, client);
231 break;
232 case SPICE_CHANNEL_EVENT_DISCONNECTED:
233 channel_list_del(info);
234 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server),
235 qapi_SpiceChannel_base(client));
236 break;
237 default:
238 break;
241 if (need_lock) {
242 qemu_mutex_unlock_iothread();
245 qapi_free_SpiceServerInfo(server);
246 qapi_free_SpiceChannel(client);
249 static SpiceCoreInterface core_interface = {
250 .base.type = SPICE_INTERFACE_CORE,
251 .base.description = "qemu core services",
252 .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
253 .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
255 .timer_add = timer_add,
256 .timer_start = timer_start,
257 .timer_cancel = timer_cancel,
258 .timer_remove = timer_remove,
260 .watch_add = watch_add,
261 .watch_update_mask = watch_update_mask,
262 .watch_remove = watch_remove,
264 .channel_event = channel_event,
267 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
268 static void migrate_end_complete_cb(SpiceMigrateInstance *sin);
270 static const SpiceMigrateInterface migrate_interface = {
271 .base.type = SPICE_INTERFACE_MIGRATION,
272 .base.description = "migration",
273 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
274 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
275 .migrate_connect_complete = migrate_connect_complete_cb,
276 .migrate_end_complete = migrate_end_complete_cb,
279 static SpiceMigrateInstance spice_migrate;
281 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
283 /* nothing, but libspice-server expects this cb being present. */
286 static void migrate_end_complete_cb(SpiceMigrateInstance *sin)
288 qapi_event_send_spice_migrate_completed();
289 spice_migration_completed = true;
292 /* config string parsing */
294 static int name2enum(const char *string, const char *table[], int entries)
296 int i;
298 if (string) {
299 for (i = 0; i < entries; i++) {
300 if (!table[i]) {
301 continue;
303 if (strcmp(string, table[i]) != 0) {
304 continue;
306 return i;
309 return -1;
312 static int parse_name(const char *string, const char *optname,
313 const char *table[], int entries)
315 int value = name2enum(string, table, entries);
317 if (value != -1) {
318 return value;
320 error_report("spice: invalid %s: %s", optname, string);
321 exit(1);
324 static const char *stream_video_names[] = {
325 [ SPICE_STREAM_VIDEO_OFF ] = "off",
326 [ SPICE_STREAM_VIDEO_ALL ] = "all",
327 [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
329 #define parse_stream_video(_name) \
330 parse_name(_name, "stream video control", \
331 stream_video_names, ARRAY_SIZE(stream_video_names))
333 static const char *compression_names[] = {
334 [ SPICE_IMAGE_COMPRESS_OFF ] = "off",
335 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
336 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz",
337 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic",
338 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz",
339 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz",
341 #define parse_compression(_name) \
342 parse_name(_name, "image compression", \
343 compression_names, ARRAY_SIZE(compression_names))
345 static const char *wan_compression_names[] = {
346 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto",
347 [ SPICE_WAN_COMPRESSION_NEVER ] = "never",
348 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
350 #define parse_wan_compression(_name) \
351 parse_name(_name, "wan compression", \
352 wan_compression_names, ARRAY_SIZE(wan_compression_names))
354 /* functions for the rest of qemu */
356 static SpiceChannelList *qmp_query_spice_channels(void)
358 SpiceChannelList *cur_item = NULL, *head = NULL;
359 ChannelList *item;
361 QTAILQ_FOREACH(item, &channel_list, link) {
362 SpiceChannelList *chan;
363 char host[NI_MAXHOST], port[NI_MAXSERV];
364 struct sockaddr *paddr;
365 socklen_t plen;
367 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT);
369 chan = g_malloc0(sizeof(*chan));
370 chan->value = g_malloc0(sizeof(*chan->value));
372 paddr = (struct sockaddr *)&item->info->paddr_ext;
373 plen = item->info->plen_ext;
374 getnameinfo(paddr, plen,
375 host, sizeof(host), port, sizeof(port),
376 NI_NUMERICHOST | NI_NUMERICSERV);
377 chan->value->host = g_strdup(host);
378 chan->value->port = g_strdup(port);
379 chan->value->family = inet_netfamily(paddr->sa_family);
381 chan->value->connection_id = item->info->connection_id;
382 chan->value->channel_type = item->info->type;
383 chan->value->channel_id = item->info->id;
384 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
386 /* XXX: waiting for the qapi to support GSList */
387 if (!cur_item) {
388 head = cur_item = chan;
389 } else {
390 cur_item->next = chan;
391 cur_item = chan;
395 return head;
398 static QemuOptsList qemu_spice_opts = {
399 .name = "spice",
400 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
401 .merge_lists = true,
402 .desc = {
404 .name = "port",
405 .type = QEMU_OPT_NUMBER,
407 .name = "tls-port",
408 .type = QEMU_OPT_NUMBER,
410 .name = "addr",
411 .type = QEMU_OPT_STRING,
413 .name = "ipv4",
414 .type = QEMU_OPT_BOOL,
416 .name = "ipv6",
417 .type = QEMU_OPT_BOOL,
418 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
420 .name = "unix",
421 .type = QEMU_OPT_BOOL,
422 #endif
424 .name = "password",
425 .type = QEMU_OPT_STRING,
427 .name = "disable-ticketing",
428 .type = QEMU_OPT_BOOL,
430 .name = "disable-copy-paste",
431 .type = QEMU_OPT_BOOL,
433 .name = "disable-agent-file-xfer",
434 .type = QEMU_OPT_BOOL,
436 .name = "sasl",
437 .type = QEMU_OPT_BOOL,
439 .name = "x509-dir",
440 .type = QEMU_OPT_STRING,
442 .name = "x509-key-file",
443 .type = QEMU_OPT_STRING,
445 .name = "x509-key-password",
446 .type = QEMU_OPT_STRING,
448 .name = "x509-cert-file",
449 .type = QEMU_OPT_STRING,
451 .name = "x509-cacert-file",
452 .type = QEMU_OPT_STRING,
454 .name = "x509-dh-key-file",
455 .type = QEMU_OPT_STRING,
457 .name = "tls-ciphers",
458 .type = QEMU_OPT_STRING,
460 .name = "tls-channel",
461 .type = QEMU_OPT_STRING,
463 .name = "plaintext-channel",
464 .type = QEMU_OPT_STRING,
466 .name = "image-compression",
467 .type = QEMU_OPT_STRING,
469 .name = "jpeg-wan-compression",
470 .type = QEMU_OPT_STRING,
472 .name = "zlib-glz-wan-compression",
473 .type = QEMU_OPT_STRING,
475 .name = "streaming-video",
476 .type = QEMU_OPT_STRING,
478 .name = "agent-mouse",
479 .type = QEMU_OPT_BOOL,
481 .name = "playback-compression",
482 .type = QEMU_OPT_BOOL,
484 .name = "seamless-migration",
485 .type = QEMU_OPT_BOOL,
487 .name = "display",
488 .type = QEMU_OPT_STRING,
490 .name = "head",
491 .type = QEMU_OPT_NUMBER,
492 #ifdef HAVE_SPICE_GL
494 .name = "gl",
495 .type = QEMU_OPT_BOOL,
497 .name = "rendernode",
498 .type = QEMU_OPT_STRING,
499 #endif
501 { /* end of list */ }
505 static SpiceInfo *qmp_query_spice_real(Error **errp)
507 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
508 int port, tls_port;
509 const char *addr;
510 SpiceInfo *info;
511 unsigned int major;
512 unsigned int minor;
513 unsigned int micro;
515 info = g_malloc0(sizeof(*info));
517 if (!spice_server || !opts) {
518 info->enabled = false;
519 return info;
522 info->enabled = true;
523 info->migrated = spice_migration_completed;
525 addr = qemu_opt_get(opts, "addr");
526 port = qemu_opt_get_number(opts, "port", 0);
527 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
529 info->has_auth = true;
530 info->auth = g_strdup(auth);
532 info->has_host = true;
533 info->host = g_strdup(addr ? addr : "*");
535 info->has_compiled_version = true;
536 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16;
537 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8;
538 micro = SPICE_SERVER_VERSION & 0xff;
539 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro);
541 if (port) {
542 info->has_port = true;
543 info->port = port;
545 if (tls_port) {
546 info->has_tls_port = true;
547 info->tls_port = tls_port;
550 info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
551 SPICE_QUERY_MOUSE_MODE_SERVER :
552 SPICE_QUERY_MOUSE_MODE_CLIENT;
554 /* for compatibility with the original command */
555 info->has_channels = true;
556 info->channels = qmp_query_spice_channels();
558 return info;
561 static void migration_state_notifier(Notifier *notifier, void *data)
563 MigrationState *s = data;
565 if (!spice_have_target_host) {
566 return;
569 if (migration_in_setup(s)) {
570 spice_server_migrate_start(spice_server);
571 } else if (migration_has_finished(s) ||
572 migration_in_postcopy_after_devices(s)) {
573 spice_server_migrate_end(spice_server, true);
574 spice_have_target_host = false;
575 } else if (migration_has_failed(s)) {
576 spice_server_migrate_end(spice_server, false);
577 spice_have_target_host = false;
581 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
582 const char *subject)
584 int ret;
586 ret = spice_server_migrate_connect(spice_server, hostname,
587 port, tls_port, subject);
588 spice_have_target_host = true;
589 return ret;
592 static int add_channel(void *opaque, const char *name, const char *value,
593 Error **errp)
595 int security = 0;
596 int rc;
598 if (strcmp(name, "tls-channel") == 0) {
599 int *tls_port = opaque;
600 if (!*tls_port) {
601 error_setg(errp, "spice: tried to setup tls-channel"
602 " without specifying a TLS port");
603 return -1;
605 security = SPICE_CHANNEL_SECURITY_SSL;
607 if (strcmp(name, "plaintext-channel") == 0) {
608 security = SPICE_CHANNEL_SECURITY_NONE;
610 if (security == 0) {
611 return 0;
613 if (strcmp(value, "default") == 0) {
614 rc = spice_server_set_channel_security(spice_server, NULL, security);
615 } else {
616 rc = spice_server_set_channel_security(spice_server, value, security);
618 if (rc != 0) {
619 error_setg(errp, "spice: failed to set channel security for %s",
620 value);
621 return -1;
623 return 0;
626 static void vm_change_state_handler(void *opaque, int running,
627 RunState state)
629 if (running) {
630 qemu_spice_display_start();
631 } else if (state != RUN_STATE_PAUSED) {
632 qemu_spice_display_stop();
636 static void qemu_spice_init(void)
638 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
639 const char *password, *str, *x509_dir, *addr,
640 *x509_key_password = NULL,
641 *x509_dh_file = NULL,
642 *tls_ciphers = NULL;
643 char *x509_key_file = NULL,
644 *x509_cert_file = NULL,
645 *x509_cacert_file = NULL;
646 int port, tls_port, addr_flags;
647 spice_image_compression_t compression;
648 spice_wan_compression_t wan_compr;
649 bool seamless_migration;
651 qemu_thread_get_self(&me);
653 if (!opts) {
654 return;
656 port = qemu_opt_get_number(opts, "port", 0);
657 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
658 if (port < 0 || port > 65535) {
659 error_report("spice port is out of range");
660 exit(1);
662 if (tls_port < 0 || tls_port > 65535) {
663 error_report("spice tls-port is out of range");
664 exit(1);
666 password = qemu_opt_get(opts, "password");
668 if (tls_port) {
669 x509_dir = qemu_opt_get(opts, "x509-dir");
670 if (!x509_dir) {
671 x509_dir = ".";
674 str = qemu_opt_get(opts, "x509-key-file");
675 if (str) {
676 x509_key_file = g_strdup(str);
677 } else {
678 x509_key_file = g_strdup_printf("%s/%s", x509_dir,
679 X509_SERVER_KEY_FILE);
682 str = qemu_opt_get(opts, "x509-cert-file");
683 if (str) {
684 x509_cert_file = g_strdup(str);
685 } else {
686 x509_cert_file = g_strdup_printf("%s/%s", x509_dir,
687 X509_SERVER_CERT_FILE);
690 str = qemu_opt_get(opts, "x509-cacert-file");
691 if (str) {
692 x509_cacert_file = g_strdup(str);
693 } else {
694 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir,
695 X509_CA_CERT_FILE);
698 x509_key_password = qemu_opt_get(opts, "x509-key-password");
699 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file");
700 tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
703 addr = qemu_opt_get(opts, "addr");
704 addr_flags = 0;
705 if (qemu_opt_get_bool(opts, "ipv4", 0)) {
706 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
707 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
708 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
709 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
710 } else if (qemu_opt_get_bool(opts, "unix", 0)) {
711 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY;
712 #endif
715 spice_server = spice_server_new();
716 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
717 if (port) {
718 spice_server_set_port(spice_server, port);
720 if (tls_port) {
721 spice_server_set_tls(spice_server, tls_port,
722 x509_cacert_file,
723 x509_cert_file,
724 x509_key_file,
725 x509_key_password,
726 x509_dh_file,
727 tls_ciphers);
729 if (password) {
730 qemu_spice.set_passwd(password, false, false);
732 if (qemu_opt_get_bool(opts, "sasl", 0)) {
733 if (spice_server_set_sasl(spice_server, 1) == -1) {
734 error_report("spice: failed to enable sasl");
735 exit(1);
737 auth = "sasl";
739 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
740 auth = "none";
741 spice_server_set_noauth(spice_server);
744 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
745 spice_server_set_agent_copypaste(spice_server, false);
748 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) {
749 spice_server_set_agent_file_xfer(spice_server, false);
752 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
753 str = qemu_opt_get(opts, "image-compression");
754 if (str) {
755 compression = parse_compression(str);
757 spice_server_set_image_compression(spice_server, compression);
759 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
760 str = qemu_opt_get(opts, "jpeg-wan-compression");
761 if (str) {
762 wan_compr = parse_wan_compression(str);
764 spice_server_set_jpeg_compression(spice_server, wan_compr);
766 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
767 str = qemu_opt_get(opts, "zlib-glz-wan-compression");
768 if (str) {
769 wan_compr = parse_wan_compression(str);
771 spice_server_set_zlib_glz_compression(spice_server, wan_compr);
773 str = qemu_opt_get(opts, "streaming-video");
774 if (str) {
775 int streaming_video = parse_stream_video(str);
776 spice_server_set_streaming_video(spice_server, streaming_video);
777 } else {
778 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF);
781 spice_server_set_agent_mouse
782 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
783 spice_server_set_playback_compression
784 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
786 qemu_opt_foreach(opts, add_channel, &tls_port, &error_fatal);
788 spice_server_set_name(spice_server, qemu_name ?: "QEMU " QEMU_VERSION);
789 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid);
791 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0);
792 spice_server_set_seamless_migration(spice_server, seamless_migration);
793 spice_server_set_sasl_appname(spice_server, "qemu");
794 if (spice_server_init(spice_server, &core_interface) != 0) {
795 error_report("failed to initialize spice server");
796 exit(1);
798 using_spice = 1;
800 migration_state.notify = migration_state_notifier;
801 add_migration_state_change_notifier(&migration_state);
802 spice_migrate.base.sif = &migrate_interface.base;
803 qemu_spice.add_interface(&spice_migrate.base);
805 qemu_spice_input_init();
807 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
808 qemu_spice_display_stop();
810 g_free(x509_key_file);
811 g_free(x509_cert_file);
812 g_free(x509_cacert_file);
814 #ifdef HAVE_SPICE_GL
815 if (qemu_opt_get_bool(opts, "gl", 0)) {
816 if ((port != 0) || (tls_port != 0)) {
817 error_report("SPICE GL support is local-only for now and "
818 "incompatible with -spice port/tls-port");
819 exit(1);
821 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode"),
822 DISPLAYGL_MODE_ON) != 0) {
823 error_report("Failed to initialize EGL render node for SPICE GL");
824 exit(1);
826 display_opengl = 1;
827 spice_opengl = 1;
829 #endif
832 static int qemu_spice_add_interface(SpiceBaseInstance *sin)
834 if (!spice_server) {
835 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
836 error_report("Oops: spice configured but not active");
837 exit(1);
840 * Create a spice server instance.
841 * It does *not* listen on the network.
842 * It handles QXL local rendering only.
844 * With a command line like '-vnc :0 -vga qxl' you'll end up here.
846 spice_server = spice_server_new();
847 spice_server_set_sasl_appname(spice_server, "qemu");
848 spice_server_init(spice_server, &core_interface);
849 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
852 return spice_server_add_interface(spice_server, sin);
855 static GSList *spice_consoles;
857 bool qemu_spice_have_display_interface(QemuConsole *con)
859 if (g_slist_find(spice_consoles, con)) {
860 return true;
862 return false;
866 * Recursively (in reverse order) appends addresses of PCI devices as it moves
867 * up in the PCI hierarchy.
869 * @returns true on success, false when the buffer wasn't large enough
871 static bool append_pci_address(char *buf, size_t buf_size, const PCIDevice *pci)
873 PCIBus *bus = pci_get_bus(pci);
875 * equivalent to if (!pci_bus_is_root(bus)), but the function is not built
876 * with PCI_CONFIG=n, avoid using an #ifdef by checking directly
878 if (bus->parent_dev != NULL) {
879 append_pci_address(buf, buf_size, bus->parent_dev);
882 size_t len = strlen(buf);
883 ssize_t written = snprintf(buf + len, buf_size - len, "/%02x.%x",
884 PCI_SLOT(pci->devfn), PCI_FUNC(pci->devfn));
886 return written > 0 && written < buf_size - len;
889 bool qemu_spice_fill_device_address(QemuConsole *con,
890 char *device_address,
891 size_t size)
893 DeviceState *dev = DEVICE(object_property_get_link(OBJECT(con),
894 "device",
895 &error_abort));
896 PCIDevice *pci = (PCIDevice *) object_dynamic_cast(OBJECT(dev),
897 TYPE_PCI_DEVICE);
899 if (pci == NULL) {
900 warn_report("Setting device address of a display device to SPICE: "
901 "Not a PCI device.");
902 return false;
905 strncpy(device_address, "pci/0000", size);
906 if (!append_pci_address(device_address, size, pci)) {
907 warn_report("Setting device address of a display device to SPICE: "
908 "Too many PCI devices in the chain.");
909 return false;
912 return true;
915 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con)
917 if (g_slist_find(spice_consoles, con)) {
918 return -1;
920 qxlin->id = qemu_console_get_index(con);
921 spice_consoles = g_slist_append(spice_consoles, con);
922 return qemu_spice_add_interface(&qxlin->base);
925 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
927 time_t lifetime, now = time(NULL);
928 char *passwd;
930 if (now < auth_expires) {
931 passwd = auth_passwd;
932 lifetime = (auth_expires - now);
933 if (lifetime > INT_MAX) {
934 lifetime = INT_MAX;
936 } else {
937 passwd = NULL;
938 lifetime = 1;
940 return spice_server_set_ticket(spice_server, passwd, lifetime,
941 fail_if_conn, disconnect_if_conn);
944 static int qemu_spice_set_passwd(const char *passwd,
945 bool fail_if_conn, bool disconnect_if_conn)
947 if (strcmp(auth, "spice") != 0) {
948 return -1;
951 g_free(auth_passwd);
952 auth_passwd = g_strdup(passwd);
953 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
956 static int qemu_spice_set_pw_expire(time_t expires)
958 auth_expires = expires;
959 return qemu_spice_set_ticket(false, false);
962 static int qemu_spice_display_add_client(int csock, int skipauth, int tls)
964 if (tls) {
965 return spice_server_add_ssl_client(spice_server, csock, skipauth);
966 } else {
967 return spice_server_add_client(spice_server, csock, skipauth);
971 void qemu_spice_display_start(void)
973 if (spice_display_is_running) {
974 return;
977 spice_display_is_running = true;
978 spice_server_vm_start(spice_server);
981 void qemu_spice_display_stop(void)
983 if (!spice_display_is_running) {
984 return;
987 spice_server_vm_stop(spice_server);
988 spice_display_is_running = false;
991 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
993 return spice_display_is_running;
996 static struct QemuSpiceOps real_spice_ops = {
997 .init = qemu_spice_init,
998 .display_init = qemu_spice_display_init,
999 .migrate_info = qemu_spice_migrate_info,
1000 .set_passwd = qemu_spice_set_passwd,
1001 .set_pw_expire = qemu_spice_set_pw_expire,
1002 .display_add_client = qemu_spice_display_add_client,
1003 .add_interface = qemu_spice_add_interface,
1004 .qmp_query = qmp_query_spice_real,
1007 static void spice_register_config(void)
1009 qemu_spice = real_spice_ops;
1010 qemu_add_opts(&qemu_spice_opts);
1012 opts_init(spice_register_config);