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5feed38c21
Include it in the .c files instead that use the error reporting functions. Message-Id: <20230210111931.1115489-1-thuth@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Thomas Huth <thuth@redhat.com>
229 lines
6.9 KiB
C
229 lines
6.9 KiB
C
/*
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* QEMU external Spice client display driver
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*
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* Copyright (c) 2018 Marc-André Lureau <marcandre.lureau@redhat.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include <gio/gio.h>
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#include "ui/console.h"
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#include "ui/spice-display.h"
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#include "qemu/config-file.h"
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#include "qemu/error-report.h"
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#include "qemu/option.h"
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#include "qemu/cutils.h"
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#include "qemu/module.h"
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#include "qapi/error.h"
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#include "io/channel-command.h"
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#include "chardev/spice.h"
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#include "sysemu/sysemu.h"
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#include "qom/object.h"
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static const char *tmp_dir;
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static char *app_dir;
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static char *sock_path;
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struct VCChardev {
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SpiceChardev parent;
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};
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struct VCChardevClass {
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ChardevClass parent;
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void (*parent_open)(Chardev *chr, ChardevBackend *backend,
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bool *be_opened, Error **errp);
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};
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#define TYPE_CHARDEV_VC "chardev-vc"
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OBJECT_DECLARE_TYPE(VCChardev, VCChardevClass, CHARDEV_VC)
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static ChardevBackend *
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chr_spice_backend_new(void)
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{
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ChardevBackend *be = g_new0(ChardevBackend, 1);
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be->type = CHARDEV_BACKEND_KIND_SPICEPORT;
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be->u.spiceport.data = g_new0(ChardevSpicePort, 1);
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return be;
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}
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static void vc_chr_open(Chardev *chr,
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ChardevBackend *backend,
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bool *be_opened,
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Error **errp)
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{
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VCChardevClass *vc = CHARDEV_VC_GET_CLASS(chr);
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ChardevBackend *be;
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const char *fqdn = NULL;
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if (strstart(chr->label, "serial", NULL)) {
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fqdn = "org.qemu.console.serial.0";
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} else if (strstart(chr->label, "parallel", NULL)) {
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fqdn = "org.qemu.console.parallel.0";
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} else if (strstart(chr->label, "compat_monitor", NULL)) {
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fqdn = "org.qemu.monitor.hmp.0";
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}
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be = chr_spice_backend_new();
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be->u.spiceport.data->fqdn = fqdn ?
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g_strdup(fqdn) : g_strdup_printf("org.qemu.console.%s", chr->label);
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vc->parent_open(chr, be, be_opened, errp);
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qapi_free_ChardevBackend(be);
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}
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static void vc_chr_set_echo(Chardev *chr, bool echo)
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{
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/* TODO: set echo for frontends QMP and qtest */
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}
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static void char_vc_class_init(ObjectClass *oc, void *data)
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{
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VCChardevClass *vc = CHARDEV_VC_CLASS(oc);
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ChardevClass *cc = CHARDEV_CLASS(oc);
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vc->parent_open = cc->open;
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cc->parse = qemu_chr_parse_vc;
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cc->open = vc_chr_open;
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cc->chr_set_echo = vc_chr_set_echo;
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}
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static const TypeInfo char_vc_type_info = {
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.name = TYPE_CHARDEV_VC,
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.parent = TYPE_CHARDEV_SPICEPORT,
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.instance_size = sizeof(VCChardev),
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.class_init = char_vc_class_init,
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.class_size = sizeof(VCChardevClass),
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};
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static void spice_app_atexit(void)
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{
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if (sock_path) {
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unlink(sock_path);
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}
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if (tmp_dir) {
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rmdir(tmp_dir);
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}
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g_free(sock_path);
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g_free(app_dir);
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}
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static void spice_app_display_early_init(DisplayOptions *opts)
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{
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QemuOpts *qopts;
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QemuOptsList *list;
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GError *err = NULL;
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if (opts->has_full_screen) {
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error_report("spice-app full-screen isn't supported yet.");
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exit(1);
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}
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if (opts->has_window_close) {
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error_report("spice-app window-close isn't supported yet.");
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exit(1);
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}
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atexit(spice_app_atexit);
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if (qemu_name) {
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app_dir = g_build_filename(g_get_user_runtime_dir(),
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"qemu", qemu_name, NULL);
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if (g_mkdir_with_parents(app_dir, S_IRWXU) < -1) {
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error_report("Failed to create directory %s: %s",
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app_dir, strerror(errno));
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exit(1);
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}
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} else {
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app_dir = g_dir_make_tmp(NULL, &err);
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tmp_dir = app_dir;
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if (err) {
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error_report("Failed to create temporary directory: %s",
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err->message);
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exit(1);
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}
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}
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list = qemu_find_opts("spice");
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if (list == NULL) {
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error_report("spice-app missing spice support");
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exit(1);
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}
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type_register(&char_vc_type_info);
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sock_path = g_strjoin("", app_dir, "/", "spice.sock", NULL);
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qopts = qemu_opts_create(list, NULL, 0, &error_abort);
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qemu_opt_set(qopts, "disable-ticketing", "on", &error_abort);
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qemu_opt_set(qopts, "unix", "on", &error_abort);
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qemu_opt_set(qopts, "addr", sock_path, &error_abort);
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qemu_opt_set(qopts, "image-compression", "off", &error_abort);
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qemu_opt_set(qopts, "streaming-video", "off", &error_abort);
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#ifdef HAVE_SPICE_GL
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qemu_opt_set(qopts, "gl", opts->has_gl ? "on" : "off", &error_abort);
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display_opengl = opts->has_gl;
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#endif
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}
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static void spice_app_display_init(DisplayState *ds, DisplayOptions *opts)
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{
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ChardevBackend *be = chr_spice_backend_new();
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QemuOpts *qopts;
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GError *err = NULL;
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gchar *uri;
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be->u.spiceport.data->fqdn = g_strdup("org.qemu.monitor.qmp.0");
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qemu_chardev_new("org.qemu.monitor.qmp", TYPE_CHARDEV_SPICEPORT,
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be, NULL, &error_abort);
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qopts = qemu_opts_create(qemu_find_opts("mon"),
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NULL, 0, &error_fatal);
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qemu_opt_set(qopts, "chardev", "org.qemu.monitor.qmp", &error_abort);
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qemu_opt_set(qopts, "mode", "control", &error_abort);
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qapi_free_ChardevBackend(be);
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uri = g_strjoin("", "spice+unix://", app_dir, "/", "spice.sock", NULL);
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info_report("Launching display with URI: %s", uri);
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g_app_info_launch_default_for_uri(uri, NULL, &err);
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if (err) {
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error_report("Failed to launch %s URI: %s", uri, err->message);
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error_report("You need a capable Spice client, "
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"such as virt-viewer 8.0");
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exit(1);
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}
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g_free(uri);
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}
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static QemuDisplay qemu_display_spice_app = {
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.type = DISPLAY_TYPE_SPICE_APP,
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.early_init = spice_app_display_early_init,
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.init = spice_app_display_init,
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};
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static void register_spice_app(void)
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{
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qemu_display_register(&qemu_display_spice_app);
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}
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type_init(register_spice_app);
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module_dep("ui-spice-core");
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module_dep("chardev-spice");
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