diff options
Diffstat (limited to 'ui/spice-core.c')
| -rw-r--r-- | ui/spice-core.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/ui/spice-core.c b/ui/spice-core.c new file mode 100644 index 0000000000..006604b62e --- /dev/null +++ b/ui/spice-core.c @@ -0,0 +1,187 @@ +/* + * Copyright (C) 2010 Red Hat, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 or + * (at your option) version 3 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include <spice.h> +#include <spice-experimental.h> + +#include "qemu-common.h" +#include "qemu-spice.h" +#include "qemu-timer.h" +#include "qemu-queue.h" +#include "monitor.h" + +/* core bits */ + +static SpiceServer *spice_server; +int using_spice = 0; + +struct SpiceTimer { + QEMUTimer *timer; + QTAILQ_ENTRY(SpiceTimer) next; +}; +static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); + +static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) +{ + SpiceTimer *timer; + + timer = qemu_mallocz(sizeof(*timer)); + timer->timer = qemu_new_timer(rt_clock, func, opaque); + QTAILQ_INSERT_TAIL(&timers, timer, next); + return timer; +} + +static void timer_start(SpiceTimer *timer, uint32_t ms) +{ + qemu_mod_timer(timer->timer, qemu_get_clock(rt_clock) + ms); +} + +static void timer_cancel(SpiceTimer *timer) +{ + qemu_del_timer(timer->timer); +} + +static void timer_remove(SpiceTimer *timer) +{ + qemu_del_timer(timer->timer); + qemu_free_timer(timer->timer); + QTAILQ_REMOVE(&timers, timer, next); + qemu_free(timer); +} + +struct SpiceWatch { + int fd; + int event_mask; + SpiceWatchFunc func; + void *opaque; + QTAILQ_ENTRY(SpiceWatch) next; +}; +static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); + +static void watch_read(void *opaque) +{ + SpiceWatch *watch = opaque; + watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); +} + +static void watch_write(void *opaque) +{ + SpiceWatch *watch = opaque; + watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); +} + +static void watch_update_mask(SpiceWatch *watch, int event_mask) +{ + IOHandler *on_read = NULL; + IOHandler *on_write = NULL; + + watch->event_mask = event_mask; + if (watch->event_mask & SPICE_WATCH_EVENT_READ) { + on_read = watch_read; + } + if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { + on_read = watch_write; + } + qemu_set_fd_handler(watch->fd, on_read, on_write, watch); +} + +static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) +{ + SpiceWatch *watch; + + watch = qemu_mallocz(sizeof(*watch)); + watch->fd = fd; + watch->func = func; + watch->opaque = opaque; + QTAILQ_INSERT_TAIL(&watches, watch, next); + + watch_update_mask(watch, event_mask); + return watch; +} + +static void watch_remove(SpiceWatch *watch) +{ + watch_update_mask(watch, 0); + QTAILQ_REMOVE(&watches, watch, next); + qemu_free(watch); +} + +static SpiceCoreInterface core_interface = { + .base.type = SPICE_INTERFACE_CORE, + .base.description = "qemu core services", + .base.major_version = SPICE_INTERFACE_CORE_MAJOR, + .base.minor_version = SPICE_INTERFACE_CORE_MINOR, + + .timer_add = timer_add, + .timer_start = timer_start, + .timer_cancel = timer_cancel, + .timer_remove = timer_remove, + + .watch_add = watch_add, + .watch_update_mask = watch_update_mask, + .watch_remove = watch_remove, +}; + +/* functions for the rest of qemu */ + +void qemu_spice_init(void) +{ + QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); + const char *password; + int port; + + if (!opts) { + return; + } + port = qemu_opt_get_number(opts, "port", 0); + if (!port) { + return; + } + password = qemu_opt_get(opts, "password"); + + spice_server = spice_server_new(); + spice_server_set_port(spice_server, port); + if (password) { + spice_server_set_ticket(spice_server, password, 0, 0, 0); + } + if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { + spice_server_set_noauth(spice_server); + } + + /* TODO: make configurable via cmdline */ + spice_server_set_image_compression(spice_server, SPICE_IMAGE_COMPRESS_AUTO_GLZ); + + spice_server_init(spice_server, &core_interface); + using_spice = 1; +} + +int qemu_spice_add_interface(SpiceBaseInstance *sin) +{ + return spice_server_add_interface(spice_server, sin); +} + +static void spice_register_config(void) +{ + qemu_add_opts(&qemu_spice_opts); +} +machine_init(spice_register_config); + +static void spice_initialize(void) +{ + qemu_spice_init(); +} +device_init(spice_initialize); |