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/*
* Remmina - The GTK+ Remote Desktop Client
* Copyright (C) 2016-2018 Denis Ollier
*
* 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 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. * If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. * If you
* do not wish to do so, delete this exception statement from your
* version. * If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#include "spice_plugin.h"
#define XSPICE_DEFAULT_PORT 5900
enum {
REMMINA_PLUGIN_SPICE_FEATURE_PREF_VIEWONLY = 1,
REMMINA_PLUGIN_SPICE_FEATURE_DYNRESUPDATE,
REMMINA_PLUGIN_SPICE_FEATURE_PREF_DISABLECLIPBOARD,
REMMINA_PLUGIN_SPICE_FEATURE_TOOL_SENDCTRLALTDEL,
REMMINA_PLUGIN_SPICE_FEATURE_TOOL_USBREDIR,
REMMINA_PLUGIN_SPICE_FEATURE_SCALE
};
RemminaPluginService *remmina_plugin_service = NULL;
static void remmina_plugin_spice_channel_new_cb(SpiceSession *, SpiceChannel *, RemminaProtocolWidget *);
static void remmina_plugin_spice_main_channel_event_cb(SpiceChannel *, SpiceChannelEvent, RemminaProtocolWidget *);
static void remmina_plugin_spice_agent_connected_event_cb(SpiceChannel *, RemminaProtocolWidget *);
static void remmina_plugin_spice_display_ready_cb(GObject *, GParamSpec *, RemminaProtocolWidget *);
static void remmina_plugin_spice_update_scale_mode(RemminaProtocolWidget *);
static gboolean remmina_plugin_spice_session_open_fd(RemminaProtocolWidget *gp, gint fd) __attribute__ ((unused));
static gboolean remmina_plugin_spice_channel_open_fd(SpiceChannel *, int with_tls, RemminaProtocolWidget *) __attribute__ ((unused));
//static gboolean remmina_plugin_spice_session_open_fd(RemminaProtocolWidget *gp, gint fd);
//static gboolean remmina_plugin_spice_channel_open_fd(SpiceChannel *, int with_tls, RemminaProtocolWidget *);
void remmina_plugin_spice_select_usb_devices(RemminaProtocolWidget *);
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
void remmina_plugin_spice_file_transfer_new_cb(SpiceMainChannel *, SpiceFileTransferTask *, RemminaProtocolWidget *);
# endif /* SPICE_GTK_CHECK_VERSION(0, 31, 0) */
#endif /* SPICE_GTK_CHECK_VERSION */
gchar* str_replace(const gchar *string, const gchar *search, const gchar *replacement)
{
TRACE_CALL(__func__);
gchar *str, **arr;
g_return_val_if_fail(string != NULL, NULL);
g_return_val_if_fail(search != NULL, NULL);
if (replacement == NULL)
replacement = "";
arr = g_strsplit(string, search, -1);
if (arr != NULL && arr[0] != NULL)
str = g_strjoinv(replacement, arr);
else
str = g_strdup(string);
g_strfreev(arr);
return str;
}
static gboolean
remmina_plugin_spice_session_open_fd(RemminaProtocolWidget *gp, int fd)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
g_return_val_if_fail(gpdata != NULL, FALSE);
REMMINA_PLUGIN_DEBUG("Opening spice session for FD: %d", fd);
return spice_session_open_fd(gpdata->session, fd);
}
static gboolean
remmina_plugin_spice_channel_open_fd(SpiceChannel *channel, int with_tls G_GNUC_UNUSED, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
g_return_val_if_fail(gpdata != NULL, FALSE);
gint id, type;
g_object_get(channel, "channel-id", &id, "channel-type", &type, NULL);
REMMINA_PLUGIN_DEBUG ("Opening channel %p %s %d with FD: %d", channel, g_type_name(G_OBJECT_TYPE(channel)), id, gpdata->fd);
return spice_channel_open_fd(channel, gpdata->fd);
}
static void remmina_plugin_spice_init(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata;
RemminaFile *remminafile;
gpdata = g_new0(RemminaPluginSpiceData, 1);
g_object_set_data_full(G_OBJECT(gp), "plugin-data", gpdata, g_free);
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
gpdata->session = spice_session_new();
g_signal_connect(gpdata->session,
"channel-new",
G_CALLBACK(remmina_plugin_spice_channel_new_cb),
gp);
g_object_set(gpdata->session,
"password", g_strdup(remmina_plugin_service->file_get_string(remminafile, "password")),
"read-only", remmina_plugin_service->file_get_int(remminafile, "viewonly", FALSE),
"enable-audio", remmina_plugin_service->file_get_int(remminafile, "enableaudio", FALSE),
"enable-smartcard", remmina_plugin_service->file_get_int(remminafile, "sharesmartcard", FALSE),
"shared-dir", remmina_plugin_service->file_get_string(remminafile, "sharefolder"),
NULL);
gpdata->gtk_session = spice_gtk_session_get(gpdata->session);
g_object_set(gpdata->gtk_session,
"auto-clipboard",
!remmina_plugin_service->file_get_int(remminafile, "disableclipboard", FALSE),
NULL);
}
static gboolean remmina_plugin_spice_open_connection(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gint port;
const gchar *cacert;
gchar *host, *tunnel;
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
/* Setup SSH tunnel if needed */
tunnel = remmina_plugin_service->protocol_plugin_start_direct_tunnel(gp, XSPICE_DEFAULT_PORT, FALSE);
if (!tunnel) {
return FALSE;
}
/**-START- UNIX socket
* if(strstr(g_strdup(tunnel), "unix:///") != NULL) {
* REMMINA_PLUGIN_DEBUG("Tunnel contain unix:// -> %s", tunnel);
* gchar *val = str_replace (tunnel, "unix://", "");
* REMMINA_PLUGIN_DEBUG("tunnel after cleaning = %s", val);
* //gchar *val = g_strdup(remmina_plugin_service->file_get_string(remminafile, "server"));
* g_object_set(gpdata->session, "unix-path", val, NULL);
* gint fd = remmina_plugin_service->open_unix_sock(val);
* REMMINA_PLUGIN_DEBUG("Unix socket fd: %d", fd);
* gpdata->fd = fd;
* if (fd > 0)
* remmina_plugin_spice_session_open_fd (gp, fd);
* g_free(val);
*
* } else {
*/
remmina_plugin_service->get_server_port(tunnel,
XSPICE_DEFAULT_PORT,
&host,
&port);
g_object_set(gpdata->session, "host", host, NULL);
g_free(host);
g_free(tunnel);
/* Unencrypted connection */
if (!remmina_plugin_service->file_get_int(remminafile, "usetls", FALSE)) {
g_object_set(gpdata->session, "port", g_strdup_printf("%i", port), NULL);
}
/* TLS encrypted connection */
else{
g_object_set(gpdata->session, "tls_port", g_strdup_printf("%i", port), NULL);
/* Server CA certificate */
cacert = remmina_plugin_service->file_get_string(remminafile, "cacert");
if (cacert) {
g_object_set(gpdata->session, "ca-file", cacert, NULL);
}
}
spice_session_connect(gpdata->session);
/** } -END- UNIX socket */
/*
* FIXME: Add a waiting loop until the g_signal "channel-event" occurs.
* If the event is SPICE_CHANNEL_OPENED, TRUE should be returned,
* otherwise FALSE should be returned.
*/
return TRUE;
}
static gboolean remmina_plugin_spice_close_connection(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
if (gpdata->main_channel) {
g_signal_handlers_disconnect_by_func(gpdata->main_channel,
G_CALLBACK(remmina_plugin_spice_main_channel_event_cb),
gp);
g_signal_handlers_disconnect_by_func(gpdata->main_channel,
G_CALLBACK(remmina_plugin_spice_agent_connected_event_cb),
gp);
}
if (gpdata->session) {
spice_session_disconnect(gpdata->session);
g_object_unref(gpdata->session);
gpdata->session = NULL;
remmina_plugin_service->protocol_plugin_signal_connection_closed(gp);
}
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
if (gpdata->file_transfers) {
g_hash_table_unref(gpdata->file_transfers);
}
# endif /* SPICE_GTK_CHECK_VERSION(0, 31, 0) */
#endif /* SPICE_GTK_CHECK_VERSION */
return FALSE;
}
static gboolean remmina_plugin_spice_disable_gst_overlay(SpiceChannel *channel, void* pipeline_ptr, RemminaProtocolWidget *gp)
{
g_signal_stop_emission_by_name(channel, "gst-video-overlay");
return FALSE;
}
static void remmina_plugin_spice_channel_new_cb(SpiceSession *session, SpiceChannel *channel, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gint id, type;
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
g_return_if_fail(gpdata != NULL);
/**
* g_signal_connect(channel,
* "open-fd",
* G_CALLBACK(remmina_plugin_spice_channel_open_fd),
* gp);
*/
g_object_get(channel, "channel-id", &id, "channel-type", &type, NULL);
REMMINA_PLUGIN_DEBUG ("New spice channel %p %s %d", channel, g_type_name(G_OBJECT_TYPE(channel)), id);
if (SPICE_IS_MAIN_CHANNEL(channel)) {
gpdata->main_channel = SPICE_MAIN_CHANNEL(channel);
g_signal_connect(channel,
"channel-event",
G_CALLBACK(remmina_plugin_spice_main_channel_event_cb),
gp);
g_signal_connect(channel,
"main-agent-update",
G_CALLBACK(remmina_plugin_spice_agent_connected_event_cb),
gp);
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
g_signal_connect(channel,
"new-file-transfer",
G_CALLBACK(remmina_plugin_spice_file_transfer_new_cb),
gp);
# endif /* SPICE_GTK_CHECK_VERSION(0, 31, 0) */
#endif /* SPICE_GTK_CHECK_VERSION */
}
if (SPICE_IS_DISPLAY_CHANNEL(channel)) {
gpdata->display_channel = SPICE_DISPLAY_CHANNEL(channel);
gpdata->display = spice_display_new(gpdata->session, id);
g_signal_connect(gpdata->display,
"notify::ready",
G_CALLBACK(remmina_plugin_spice_display_ready_cb),
gp);
remmina_plugin_spice_display_ready_cb(G_OBJECT(gpdata->display), NULL, gp);
if (remmina_plugin_service->file_get_int(remminafile, "disablegstvideooverlay", FALSE)) {
g_signal_connect(channel,
"gst-video-overlay",
G_CALLBACK(remmina_plugin_spice_disable_gst_overlay),
gp);
}
}
if (SPICE_IS_INPUTS_CHANNEL(channel)) {
REMMINA_PLUGIN_DEBUG("New inputs channel");
}
if (SPICE_IS_PLAYBACK_CHANNEL(channel)) {
REMMINA_PLUGIN_DEBUG("New audio channel");
if (remmina_plugin_service->file_get_int(remminafile, "enableaudio", FALSE)) {
gpdata->audio = spice_audio_get(gpdata->session, NULL);
}
}
if (SPICE_IS_USBREDIR_CHANNEL(channel)) {
REMMINA_PLUGIN_DEBUG("New usbredir channel");
}
if (SPICE_IS_WEBDAV_CHANNEL(channel)) {
REMMINA_PLUGIN_DEBUG("New webdav channel");
if (remmina_plugin_service->file_get_string(remminafile, "sharefolder")) {
spice_channel_connect(channel);
}
}
}
static gboolean remmina_plugin_spice_ask_auth(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gint ret;
gboolean disablepasswordstoring;
gchar *s_password;
gboolean save;
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
disablepasswordstoring = remmina_plugin_service->file_get_int(remminafile, "disablepasswordstoring", FALSE);
ret = remmina_plugin_service->protocol_plugin_init_auth(gp,
(disablepasswordstoring ? 0 : REMMINA_MESSAGE_PANEL_FLAG_SAVEPASSWORD),
_("Enter SPICE password"),
NULL,
remmina_plugin_service->file_get_string(remminafile, "password"),
NULL,
NULL);
if (ret == GTK_RESPONSE_OK) {
s_password = remmina_plugin_service->protocol_plugin_init_get_password(gp);
save = remmina_plugin_service->protocol_plugin_init_get_savepassword(gp);
if (save) {
remmina_plugin_service->file_set_string(remminafile, "password", s_password);
} else {
remmina_plugin_service->file_set_string(remminafile, "password", NULL);
}
} else {
return FALSE;
}
g_object_set(gpdata->session, "password", s_password, NULL);
return TRUE;
}
static void remmina_plugin_spice_main_channel_event_cb(SpiceChannel *channel, SpiceChannelEvent event, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gchar *server = NULL;
gint port;
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
remmina_plugin_service->get_server_port(remmina_plugin_service->file_get_string(remminafile, "server"),
XSPICE_DEFAULT_PORT,
&server,
&port);
switch (event) {
case SPICE_CHANNEL_CLOSED:
remmina_plugin_service->protocol_plugin_set_error(gp, _("Disconnected from the SPICE server “%s”."), server);
remmina_plugin_spice_close_connection(gp);
REMMINA_PLUGIN_AUDIT(_("Disconnected from %s:%d via SPICE"), server, port);
break;
case SPICE_CHANNEL_OPENED:
REMMINA_PLUGIN_AUDIT(_("Connected to %s:%d via SPICE"), server, port);
break;
case SPICE_CHANNEL_ERROR_AUTH:
if (remmina_plugin_spice_ask_auth(gp)) {
remmina_plugin_spice_open_connection(gp);
}else{
/* Connection is cancelled by the user by clicking cancel on auth panel, close it without showing errors */
// remmina_plugin_service->protocol_plugin_set_error(gp, _("Invalid password."));
remmina_plugin_spice_close_connection(gp);
}
break;
case SPICE_CHANNEL_ERROR_TLS:
remmina_plugin_service->protocol_plugin_set_error(gp, _("TLS connection error."));
remmina_plugin_spice_close_connection(gp);
break;
case SPICE_CHANNEL_ERROR_IO:
case SPICE_CHANNEL_ERROR_LINK:
case SPICE_CHANNEL_ERROR_CONNECT:
remmina_plugin_service->protocol_plugin_set_error(gp, _("Connection to the SPICE server dropped."));
remmina_plugin_spice_close_connection(gp);
break;
default:
break;
}
g_free(server), server = NULL;
}
void remmina_plugin_spice_agent_connected_event_cb(SpiceChannel *channel, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gboolean connected;
g_object_get(channel,
"agent-connected", &connected,
NULL);
if (connected) {
remmina_plugin_service->protocol_plugin_unlock_dynres(gp);
} else {
remmina_plugin_service->protocol_plugin_lock_dynres(gp);
}
}
static void remmina_plugin_spice_display_ready_cb(GObject *display, GParamSpec *param_spec, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gboolean ready;
g_object_get(display, "ready", &ready, NULL);
if (ready) {
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
g_signal_handlers_disconnect_by_func(display,
G_CALLBACK(remmina_plugin_spice_display_ready_cb),
gp);
RemminaScaleMode scaleMode = remmina_plugin_service->remmina_protocol_widget_get_current_scale_mode(gp);
g_object_set(display,
"scaling", (scaleMode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED),
"resize-guest", (scaleMode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES),
NULL);
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 34, 0)
SpiceVideoCodecType videocodec = remmina_plugin_service->file_get_int(remminafile, "videocodec", 0);
if (videocodec) {
# if SPICE_GTK_CHECK_VERSION(0, 38, 0)
GError *err = NULL;
guint i;
GArray *preferred_codecs = g_array_sized_new(FALSE, FALSE,
sizeof(gint),
(SPICE_VIDEO_CODEC_TYPE_ENUM_END - 1));
g_array_append_val(preferred_codecs, videocodec);
for (i = SPICE_VIDEO_CODEC_TYPE_MJPEG; i < SPICE_VIDEO_CODEC_TYPE_ENUM_END; ++i) {
if (i != videocodec) {
g_array_append_val(preferred_codecs, i);
}
}
if (!spice_display_channel_change_preferred_video_codec_types(SPICE_CHANNEL(gpdata->display_channel),
(gint *) preferred_codecs->data,
preferred_codecs->len,
&err)) {
REMMINA_PLUGIN_DEBUG("Could not set video-codec preference. %s", err->message);
g_error_free(err);
}
g_clear_pointer(&preferred_codecs, g_array_unref);
# elif SPICE_GTK_CHECK_VERSION(0, 35, 0)
spice_display_channel_change_preferred_video_codec_type(SPICE_CHANNEL(gpdata->display_channel),
videocodec);
# else
spice_display_change_preferred_video_codec_type(SPICE_CHANNEL(gpdata->display_channel),
videocodec);
# endif
}
# endif
#endif
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
SpiceImageCompression imagecompression = remmina_plugin_service->file_get_int(remminafile, "imagecompression", 0);
if (imagecompression) {
# if SPICE_GTK_CHECK_VERSION(0, 35, 0)
spice_display_channel_change_preferred_compression(SPICE_CHANNEL(gpdata->display_channel),
imagecompression);
# else
spice_display_change_preferred_compression(SPICE_CHANNEL(gpdata->display_channel),
imagecompression);
# endif
}
# endif
#endif
gtk_container_add(GTK_CONTAINER(gp), GTK_WIDGET(display));
gtk_widget_show(GTK_WIDGET(display));
remmina_plugin_service->protocol_plugin_register_hostkey(gp, GTK_WIDGET(display));
remmina_plugin_service->protocol_plugin_signal_connection_opened(gp);
}
}
/* Send a keystroke to the plugin window */
static void remmina_plugin_spice_keystroke(RemminaProtocolWidget *gp, const guint keystrokes[], const gint keylen)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
if (gpdata->display) {
spice_display_send_keys(gpdata->display,
keystrokes,
keylen,
SPICE_DISPLAY_KEY_EVENT_CLICK);
}
}
/* Send CTRL+ALT+DEL keys keystrokes to the plugin socket widget */
static void remmina_plugin_spice_send_ctrlaltdel(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
guint keys[] = { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_Delete };
remmina_plugin_spice_keystroke(gp, keys, G_N_ELEMENTS(keys));
}
static void remmina_plugin_spice_update_scale_mode(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gint width, height;
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaScaleMode scaleMode = remmina_plugin_service->remmina_protocol_widget_get_current_scale_mode(gp);
g_object_set(gpdata->display,
"scaling", (scaleMode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED),
"resize-guest", (scaleMode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES),
NULL);
if (scaleMode != REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE) {
/* In scaled mode, the SpiceDisplay will get its dimensions from its parent */
gtk_widget_set_size_request(GTK_WIDGET(gpdata->display), -1, -1 );
}else {
/* In non scaled mode, the plugins forces dimensions of the SpiceDisplay */
g_object_get(gpdata->display_channel,
"width", &width,
"height", &height,
NULL);
gtk_widget_set_size_request(GTK_WIDGET(gpdata->display), width, height);
}
}
static gboolean remmina_plugin_spice_query_feature(RemminaProtocolWidget *gp, const RemminaProtocolFeature *feature)
{
TRACE_CALL(__func__);
return TRUE;
}
static void remmina_plugin_spice_call_feature(RemminaProtocolWidget *gp, const RemminaProtocolFeature *feature)
{
TRACE_CALL(__func__);
RemminaPluginSpiceData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
switch (feature->id) {
case REMMINA_PLUGIN_SPICE_FEATURE_PREF_VIEWONLY:
g_object_set(gpdata->session,
"read-only",
remmina_plugin_service->file_get_int(remminafile, "viewonly", FALSE),
NULL);
break;
case REMMINA_PLUGIN_SPICE_FEATURE_PREF_DISABLECLIPBOARD:
g_object_set(gpdata->gtk_session,
"auto-clipboard",
!remmina_plugin_service->file_get_int(remminafile, "disableclipboard", FALSE),
NULL);
break;
case REMMINA_PLUGIN_SPICE_FEATURE_DYNRESUPDATE:
case REMMINA_PLUGIN_SPICE_FEATURE_SCALE:
remmina_plugin_spice_update_scale_mode(gp);
break;
case REMMINA_PLUGIN_SPICE_FEATURE_TOOL_SENDCTRLALTDEL:
remmina_plugin_spice_send_ctrlaltdel(gp);
break;
case REMMINA_PLUGIN_SPICE_FEATURE_TOOL_USBREDIR:
remmina_plugin_spice_select_usb_devices(gp);
break;
default:
break;
}
}
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 34, 0)
/* Array of key/value pairs for preferred video codec
* Key - SpiceVideoCodecType (spice/enums.h)
*/
static gpointer videocodec_list[] =
{
"0", N_("Default"),
"1", "mjpeg",
"2", "vp8",
"3", "h264",
"4", "vp9",
"5", "h265",
NULL
};
# endif
#endif
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
/* Array of key/value pairs for preferred video codec
* Key - SpiceImageCompression (spice/enums.h)
*/
static gpointer imagecompression_list[] =
{
"0", N_("Default"),
"1", N_("Off"),
"2", N_("Auto GLZ"),
"3", N_("Auto LZ"),
"4", "Quic",
"5", "GLZ",
"6", "LZ",
"7", "LZ4",
NULL
};
# endif
#endif
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 34, 0)
static gchar disablegstvideooverlay_tooltip[] =
N_("Disable video overlay if videos are not displayed properly.\n");
# endif
#endif
/* Array of RemminaProtocolSetting for basic settings.
* Each item is composed by:
* a) RemminaProtocolSettingType for setting type
* b) Setting name
* c) Setting description
* d) Compact disposition
* e) Values for REMMINA_PROTOCOL_SETTING_TYPE_SELECT or REMMINA_PROTOCOL_SETTING_TYPE_COMBO
* f) Setting tooltip
* g) Validation data pointer, will be passed to the validation callback method.
* h) Validation callback method (Can be NULL. Every entry will be valid then.)
* use following prototype:
* gboolean mysetting_validator_method(gpointer key, gpointer value,
* gpointer validator_data);
* gpointer key is a gchar* containing the setting's name,
* gpointer value contains the value which should be validated,
* gpointer validator_data contains your passed data.
*/
static const RemminaProtocolSetting remmina_plugin_spice_basic_settings[] =
{
{ REMMINA_PROTOCOL_SETTING_TYPE_SERVER, "server", NULL, FALSE, NULL, NULL, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_PASSWORD, "password", N_("User password"), FALSE, NULL, NULL, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "usetls", N_("Use TLS encryption"), FALSE, NULL, NULL, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_FILE, "cacert", N_("Server CA certificate"), FALSE, NULL, NULL, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_TEXT, "sharefolder", N_("Share folder"), FALSE, NULL, NULL, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_END, NULL, NULL, FALSE, NULL, NULL, NULL, NULL }
};
/* Array of RemminaProtocolSetting for advanced settings.
* Each item is composed by:
* a) RemminaProtocolSettingType for setting type
* b) Setting name
* c) Setting description
* d) Compact disposition
* e) Values for REMMINA_PROTOCOL_SETTING_TYPE_SELECT or REMMINA_PROTOCOL_SETTING_TYPE_COMBO
* f) Setting Tooltip
*/
static const RemminaProtocolSetting remmina_plugin_spice_advanced_settings[] =
{
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 35, 0)
{ REMMINA_PROTOCOL_SETTING_TYPE_SELECT, "videocodec", N_("Preferred video codec"), FALSE, videocodec_list, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "disablegstvideooverlay", N_("Turn off GStreamer overlay"), FALSE, NULL, disablegstvideooverlay_tooltip},
# endif
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
{ REMMINA_PROTOCOL_SETTING_TYPE_SELECT, "imagecompression", N_("Preferred image compression"), FALSE, imagecompression_list, NULL},
# endif
#endif
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "disableclipboard", N_("No clipboard sync"), TRUE, NULL, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "disablepasswordstoring", N_("Forget passwords after use"), TRUE, NULL, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enableaudio", N_("Enable audio channel"), TRUE, NULL, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "sharesmartcard", N_("Share smart card"), TRUE, NULL, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "viewonly", N_("View only"), TRUE, NULL, NULL},
{ REMMINA_PROTOCOL_SETTING_TYPE_END, NULL, NULL, TRUE, NULL, NULL}
};
/* Array for available features.
* The last element of the array must be REMMINA_PROTOCOL_FEATURE_TYPE_END. */
static const RemminaProtocolFeature remmina_plugin_spice_features[] =
{
{ REMMINA_PROTOCOL_FEATURE_TYPE_PREF, REMMINA_PLUGIN_SPICE_FEATURE_PREF_VIEWONLY, GINT_TO_POINTER(REMMINA_PROTOCOL_FEATURE_PREF_CHECK), "viewonly", N_("View only")},
{ REMMINA_PROTOCOL_FEATURE_TYPE_PREF, REMMINA_PLUGIN_SPICE_FEATURE_PREF_DISABLECLIPBOARD, GINT_TO_POINTER(REMMINA_PROTOCOL_FEATURE_PREF_CHECK), "disableclipboard", N_("No clipboard sync")},
{ REMMINA_PROTOCOL_FEATURE_TYPE_TOOL, REMMINA_PLUGIN_SPICE_FEATURE_TOOL_SENDCTRLALTDEL, N_("Send Ctrl+Alt+Delete"), NULL, NULL},
{ REMMINA_PROTOCOL_FEATURE_TYPE_TOOL, REMMINA_PLUGIN_SPICE_FEATURE_TOOL_USBREDIR, N_("Select USB devices for redirection"), NULL, NULL},
{ REMMINA_PROTOCOL_FEATURE_TYPE_DYNRESUPDATE, REMMINA_PLUGIN_SPICE_FEATURE_DYNRESUPDATE, NULL, NULL, NULL},
{ REMMINA_PROTOCOL_FEATURE_TYPE_SCALE, REMMINA_PLUGIN_SPICE_FEATURE_SCALE, NULL, NULL, NULL},
{ REMMINA_PROTOCOL_FEATURE_TYPE_END, 0, NULL, NULL, NULL}
};
static RemminaProtocolPlugin remmina_plugin_spice =
{
REMMINA_PLUGIN_TYPE_PROTOCOL, // Type
"SPICE", // Name
N_("SPICE - Simple Protocol for Independent Computing Environments"), // Description
GETTEXT_PACKAGE, // Translation domain
VERSION, // Version number
"org.remmina.Remmina-spice-symbolic", // Icon for normal connection
"org.remmina.Remmina-spice-ssh-symbolic", // Icon for SSH connection
remmina_plugin_spice_basic_settings, // Array for basic settings
remmina_plugin_spice_advanced_settings, // Array for advanced settings
REMMINA_PROTOCOL_SSH_SETTING_TUNNEL, // SSH settings type
remmina_plugin_spice_features, // Array for available features
remmina_plugin_spice_init, // Plugin initialization
remmina_plugin_spice_open_connection, // Plugin open connection
remmina_plugin_spice_close_connection, // Plugin close connection
remmina_plugin_spice_query_feature, // Query for available features
remmina_plugin_spice_call_feature, // Call a feature
remmina_plugin_spice_keystroke, // Send a keystroke
NULL, // No screenshot support available
NULL, // RCW map event
NULL // RCW unmap event
};
void remmina_plugin_spice_remove_list_option(gpointer *option_list, const gchar *option_to_remove) {
gpointer *src, *dst;
TRACE_CALL(__func__);
dst = src = option_list;
while (*src) {
if (strcmp(*src, option_to_remove) != 0) {
if (dst != src) {
*dst = *src;
*(dst + 1) = *(src + 1);
}
dst += 2;
}
src += 2;
}
*dst = NULL;
}
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
gboolean remmina_plugin_spice_is_lz4_supported() {
gboolean result = FALSE;
GOptionContext *context;
GOptionGroup *spiceGroup;
gchar *spiceHelp;
TRACE_CALL(__func__);
spiceGroup = spice_get_option_group();
context = g_option_context_new("- SPICE client test application");
g_option_context_add_group(context, spiceGroup);
spiceHelp = g_option_context_get_help(context, FALSE, spiceGroup);
if (g_strcmp0(spiceHelp, "") != 0) {
gchar **spiceHelpLines, **line;
spiceHelpLines = g_strsplit(spiceHelp, "\n", -1);
for (line = spiceHelpLines; *line != NULL; ++line) {
if (g_strstr_len(*line, -1, "spice-preferred-compression")) {
if (g_strstr_len(*line, -1, ",lz4,")) {
result = TRUE;
}
break;
}
}
g_strfreev(spiceHelpLines);
}
g_option_context_free(context);
g_free(spiceHelp);
return result;
}
# endif
#endif
G_MODULE_EXPORT gboolean
remmina_plugin_entry(RemminaPluginService *service)
{
TRACE_CALL(__func__);
remmina_plugin_service = service;
bindtextdomain(GETTEXT_PACKAGE, REMMINA_RUNTIME_LOCALEDIR);
bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
#ifdef SPICE_GTK_CHECK_VERSION
# if SPICE_GTK_CHECK_VERSION(0, 31, 0)
if (!remmina_plugin_spice_is_lz4_supported()) {
char key_str[10];
sprintf(key_str, "%d", SPICE_IMAGE_COMPRESSION_LZ4);
remmina_plugin_spice_remove_list_option(imagecompression_list, key_str);
}
# endif
#endif
if (!service->register_plugin((RemminaPlugin*)&remmina_plugin_spice)) {
return FALSE;
}
return TRUE;
}
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