2010-03-11 15:13:27 +01:00
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/*
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* Copyright (C) 2010 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <spice.h>
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#include <spice-experimental.h>
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#include "qemu-common.h"
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#include "qemu-spice.h"
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#include "qemu-timer.h"
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#include "qemu-queue.h"
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#include "monitor.h"
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/* core bits */
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static SpiceServer *spice_server;
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int using_spice = 0;
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struct SpiceTimer {
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QEMUTimer *timer;
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QTAILQ_ENTRY(SpiceTimer) next;
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};
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static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
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static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
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{
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SpiceTimer *timer;
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timer = qemu_mallocz(sizeof(*timer));
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timer->timer = qemu_new_timer(rt_clock, func, opaque);
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QTAILQ_INSERT_TAIL(&timers, timer, next);
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return timer;
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}
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static void timer_start(SpiceTimer *timer, uint32_t ms)
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{
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qemu_mod_timer(timer->timer, qemu_get_clock(rt_clock) + ms);
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}
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static void timer_cancel(SpiceTimer *timer)
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{
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qemu_del_timer(timer->timer);
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}
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static void timer_remove(SpiceTimer *timer)
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{
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qemu_del_timer(timer->timer);
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qemu_free_timer(timer->timer);
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QTAILQ_REMOVE(&timers, timer, next);
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qemu_free(timer);
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}
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struct SpiceWatch {
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int fd;
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int event_mask;
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SpiceWatchFunc func;
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void *opaque;
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QTAILQ_ENTRY(SpiceWatch) next;
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};
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static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
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static void watch_read(void *opaque)
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{
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SpiceWatch *watch = opaque;
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watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
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}
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static void watch_write(void *opaque)
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{
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SpiceWatch *watch = opaque;
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watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
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}
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static void watch_update_mask(SpiceWatch *watch, int event_mask)
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{
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IOHandler *on_read = NULL;
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IOHandler *on_write = NULL;
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watch->event_mask = event_mask;
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if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
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on_read = watch_read;
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}
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if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
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on_read = watch_write;
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}
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qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
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}
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static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
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{
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SpiceWatch *watch;
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watch = qemu_mallocz(sizeof(*watch));
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watch->fd = fd;
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watch->func = func;
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watch->opaque = opaque;
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QTAILQ_INSERT_TAIL(&watches, watch, next);
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watch_update_mask(watch, event_mask);
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return watch;
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}
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static void watch_remove(SpiceWatch *watch)
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{
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watch_update_mask(watch, 0);
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QTAILQ_REMOVE(&watches, watch, next);
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qemu_free(watch);
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}
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static SpiceCoreInterface core_interface = {
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.base.type = SPICE_INTERFACE_CORE,
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.base.description = "qemu core services",
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.base.major_version = SPICE_INTERFACE_CORE_MAJOR,
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.base.minor_version = SPICE_INTERFACE_CORE_MINOR,
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.timer_add = timer_add,
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.timer_start = timer_start,
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.timer_cancel = timer_cancel,
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.timer_remove = timer_remove,
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.watch_add = watch_add,
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.watch_update_mask = watch_update_mask,
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.watch_remove = watch_remove,
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};
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/* functions for the rest of qemu */
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void qemu_spice_init(void)
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{
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QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
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const char *password;
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int port;
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if (!opts) {
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return;
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}
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port = qemu_opt_get_number(opts, "port", 0);
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if (!port) {
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return;
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}
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password = qemu_opt_get(opts, "password");
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spice_server = spice_server_new();
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spice_server_set_port(spice_server, port);
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if (password) {
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spice_server_set_ticket(spice_server, password, 0, 0, 0);
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}
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if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
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spice_server_set_noauth(spice_server);
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}
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/* TODO: make configurable via cmdline */
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spice_server_set_image_compression(spice_server, SPICE_IMAGE_COMPRESS_AUTO_GLZ);
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spice_server_init(spice_server, &core_interface);
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using_spice = 1;
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2010-03-11 15:13:28 +01:00
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qemu_spice_input_init();
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2010-03-11 15:13:27 +01:00
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}
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int qemu_spice_add_interface(SpiceBaseInstance *sin)
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{
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return spice_server_add_interface(spice_server, sin);
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}
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static void spice_register_config(void)
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{
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qemu_add_opts(&qemu_spice_opts);
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}
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machine_init(spice_register_config);
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static void spice_initialize(void)
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{
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qemu_spice_init();
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}
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device_init(spice_initialize);
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