2 * QEMU external Spice client display driver
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24 #include "qemu/osdep.h"
28 #include "qemu-common.h"
29 #include "ui/console.h"
30 #include "qemu/config-file.h"
31 #include "qemu/option.h"
32 #include "qemu/cutils.h"
33 #include "qapi/error.h"
34 #include "io/channel-command.h"
35 #include "chardev/spice.h"
36 #include "sysemu/sysemu.h"
38 static const char *tmp_dir;
40 static char *sock_path;
42 typedef struct VCChardev {
46 #define TYPE_CHARDEV_VC "chardev-vc"
47 #define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC)
49 static ChardevBackend *
50 chr_spice_backend_new(void)
52 ChardevBackend *be = g_new0(ChardevBackend, 1);
54 be->type = CHARDEV_BACKEND_KIND_SPICEPORT;
55 be->u.spiceport.data = g_new0(ChardevSpicePort, 1);
60 static void vc_chr_open(Chardev *chr,
61 ChardevBackend *backend,
66 const char *fqdn = NULL;
68 if (strstart(chr->label, "serial", NULL)) {
69 fqdn = "org.qemu.console.serial.0";
70 } else if (strstart(chr->label, "parallel", NULL)) {
71 fqdn = "org.qemu.console.parallel.0";
72 } else if (strstart(chr->label, "compat_monitor", NULL)) {
73 fqdn = "org.qemu.monitor.hmp.0";
76 be = chr_spice_backend_new();
77 be->u.spiceport.data->fqdn = fqdn ?
78 g_strdup(fqdn) : g_strdup_printf("org.qemu.console.%s", chr->label);
79 qemu_chr_open_spice_port(chr, be, be_opened, errp);
80 qapi_free_ChardevBackend(be);
83 static void vc_chr_set_echo(Chardev *chr, bool echo)
85 /* TODO: set echo for frontends QMP and qtest */
88 static void char_vc_class_init(ObjectClass *oc, void *data)
90 ChardevClass *cc = CHARDEV_CLASS(oc);
92 cc->parse = qemu_chr_parse_vc;
93 cc->open = vc_chr_open;
94 cc->chr_set_echo = vc_chr_set_echo;
97 static const TypeInfo char_vc_type_info = {
98 .name = TYPE_CHARDEV_VC,
99 .parent = TYPE_CHARDEV_SPICEPORT,
100 .instance_size = sizeof(VCChardev),
101 .class_init = char_vc_class_init,
104 static void spice_app_atexit(void)
116 static void spice_app_display_early_init(DisplayOptions *opts)
119 ChardevBackend *be = chr_spice_backend_new();
122 if (opts->has_full_screen) {
123 error_report("spice-app full-screen isn't supported yet.");
126 if (opts->has_window_close) {
127 error_report("spice-app window-close isn't supported yet.");
131 atexit(spice_app_atexit);
134 app_dir = g_build_filename(g_get_user_runtime_dir(),
135 "qemu", qemu_name, NULL);
136 if (g_mkdir_with_parents(app_dir, S_IRWXU) < -1) {
137 error_report("Failed to create directory %s: %s",
138 app_dir, strerror(errno));
142 app_dir = g_dir_make_tmp(NULL, &err);
145 error_report("Failed to create temporary directory: %s",
151 type_register(&char_vc_type_info);
153 sock_path = g_strjoin("", app_dir, "/", "spice.sock", NULL);
154 qopts = qemu_opts_create(qemu_find_opts("spice"), NULL, 0, &error_abort);
155 qemu_opt_set(qopts, "disable-ticketing", "on", &error_abort);
156 qemu_opt_set(qopts, "unix", "on", &error_abort);
157 qemu_opt_set(qopts, "addr", sock_path, &error_abort);
158 qemu_opt_set(qopts, "image-compression", "off", &error_abort);
159 qemu_opt_set(qopts, "streaming-video", "off", &error_abort);
161 qemu_opt_set(qopts, "gl", opts->has_gl ? "on" : "off", &error_abort);
162 display_opengl = opts->has_gl;
164 be->u.spiceport.data->fqdn = g_strdup("org.qemu.monitor.qmp.0");
165 qemu_chardev_new("org.qemu.monitor.qmp", TYPE_CHARDEV_SPICEPORT,
166 be, NULL, &error_abort);
167 qopts = qemu_opts_create(qemu_find_opts("mon"),
168 NULL, 0, &error_fatal);
169 qemu_opt_set(qopts, "chardev", "org.qemu.monitor.qmp", &error_abort);
170 qemu_opt_set(qopts, "mode", "control", &error_abort);
172 qapi_free_ChardevBackend(be);
175 static void spice_app_display_init(DisplayState *ds, DisplayOptions *opts)
180 uri = g_strjoin("", "spice+unix://", app_dir, "/", "spice.sock", NULL);
181 info_report("Launching display with URI: %s", uri);
182 g_app_info_launch_default_for_uri(uri, NULL, &err);
184 error_report("Failed to launch %s URI: %s", uri, err->message);
185 error_report("You need a capable Spice client, "
186 "such as virt-viewer 8.0");
192 static QemuDisplay qemu_display_spice_app = {
193 .type = DISPLAY_TYPE_SPICE_APP,
194 .early_init = spice_app_display_early_init,
195 .init = spice_app_display_init,
198 static void register_spice_app(void)
200 qemu_display_register(&qemu_display_spice_app);
203 type_init(register_spice_app);