129 lines
3.6 KiB
C
129 lines
3.6 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include "config.h"
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#include "clipboard.h"
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#include "input.h"
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#include "common/display.h"
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#include "common/dot_cursor.h"
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#include "common/pointer_cursor.h"
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#include "user.h"
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#include "sftp.h"
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#include "vnc.h"
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#ifdef ENABLE_PULSE
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#include "pulse/pulse.h"
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#endif
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#include <guacamole/audio.h>
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#include <guacamole/client.h>
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#include <guacamole/socket.h>
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#include <guacamole/user.h>
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#include <rfb/rfbclient.h>
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#include <rfb/rfbproto.h>
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#include <pthread.h>
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int guac_vnc_user_join_handler(guac_user* user, int argc, char** argv) {
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guac_vnc_client* vnc_client = (guac_vnc_client*) user->client->data;
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/* Parse provided arguments */
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guac_vnc_settings* settings = guac_vnc_parse_args(user,
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argc, (const char**) argv);
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/* Fail if settings cannot be parsed */
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if (settings == NULL) {
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guac_user_log(user, GUAC_LOG_INFO,
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"Badly formatted client arguments.");
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return 1;
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}
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/* Store settings at user level */
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user->data = settings;
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/* Connect via VNC if owner */
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if (user->owner) {
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/* Store owner's settings at client level */
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vnc_client->settings = settings;
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/* Start client thread */
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if (pthread_create(&vnc_client->client_thread, NULL, guac_vnc_client_thread, user->client)) {
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guac_user_log(user, GUAC_LOG_ERROR, "Unable to start VNC client thread.");
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return 1;
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}
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}
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/* If not owner, synchronize with current state */
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else {
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#ifdef ENABLE_PULSE
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/* Synchronize an audio stream */
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if (vnc_client->audio)
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guac_pa_stream_add_user(vnc_client->audio, user);
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#endif
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/* Synchronize with current display */
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guac_common_display_dup(vnc_client->display, user, user->socket);
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guac_socket_flush(user->socket);
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}
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/* Only handle events if not read-only */
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if (!settings->read_only) {
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/* General mouse/keyboard/clipboard events */
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user->mouse_handler = guac_vnc_user_mouse_handler;
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user->key_handler = guac_vnc_user_key_handler;
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user->clipboard_handler = guac_vnc_clipboard_handler;
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#ifdef ENABLE_COMMON_SSH
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/* Set generic (non-filesystem) file upload handler */
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if (settings->enable_sftp)
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user->file_handler = guac_vnc_sftp_file_handler;
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#endif
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}
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return 0;
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}
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int guac_vnc_user_leave_handler(guac_user* user) {
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guac_vnc_client* vnc_client = (guac_vnc_client*) user->client->data;
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if (vnc_client->display) {
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/* Update shared cursor state */
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guac_common_cursor_remove_user(vnc_client->display->cursor, user);
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}
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/* Free settings if not owner (owner settings will be freed with client) */
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if (!user->owner) {
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guac_vnc_settings* settings = (guac_vnc_settings*) user->data;
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guac_vnc_settings_free(settings);
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}
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return 0;
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}
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