guacamole-spice-protocol/src/protocols/rdp/user.c

139 lines
4.3 KiB
C

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include "config.h"
#include "audio_input.h"
#include "input.h"
#include "guac_display.h"
#include "user.h"
#include "rdp.h"
#include "rdp_settings.h"
#include "rdp_stream.h"
#include "rdp_svc.h"
#ifdef ENABLE_COMMON_SSH
#include "sftp.h"
#endif
#include <guacamole/audio.h>
#include <guacamole/client.h>
#include <guacamole/protocol.h>
#include <guacamole/socket.h>
#include <guacamole/user.h>
#include <pthread.h>
int guac_rdp_user_join_handler(guac_user* user, int argc, char** argv) {
guac_rdp_client* rdp_client = (guac_rdp_client*) user->client->data;
/* Connect via RDP if owner */
if (user->owner) {
/* Parse arguments into client */
guac_rdp_settings* settings = rdp_client->settings =
guac_rdp_parse_args(user, argc, (const char**) argv);
/* Fail if settings cannot be parsed */
if (settings == NULL) {
guac_user_log(user, GUAC_LOG_INFO,
"Badly formatted client arguments.");
return 1;
}
/* Start client thread */
if (pthread_create(&rdp_client->client_thread, NULL,
guac_rdp_client_thread, user->client)) {
guac_user_log(user, GUAC_LOG_ERROR,
"Unable to start VNC client thread.");
return 1;
}
/* Handle inbound audio streams if audio input is enabled */
if (settings->enable_audio_input)
user->audio_handler = guac_rdp_audio_handler;
}
/* If not owner, synchronize with current state */
else {
/* Synchronize any audio stream */
if (rdp_client->audio)
guac_audio_stream_add_user(rdp_client->audio, user);
/* Bring user up to date with any registered static channels */
guac_rdp_svc_send_pipes(user);
/* Synchronize with current display */
guac_common_display_dup(rdp_client->display, user, user->socket);
guac_socket_flush(user->socket);
}
user->file_handler = guac_rdp_user_file_handler;
user->mouse_handler = guac_rdp_user_mouse_handler;
user->key_handler = guac_rdp_user_key_handler;
user->size_handler = guac_rdp_user_size_handler;
user->pipe_handler = guac_rdp_svc_pipe_handler;
user->clipboard_handler = guac_rdp_clipboard_handler;
return 0;
}
int guac_rdp_user_file_handler(guac_user* user, guac_stream* stream,
char* mimetype, char* filename) {
guac_rdp_client* rdp_client = (guac_rdp_client*) user->client->data;
#ifdef ENABLE_COMMON_SSH
guac_rdp_settings* settings = rdp_client->settings;
/* If SFTP is enabled, it should be used for default uploads only if RDPDR
* is not enabled or its upload directory has been set */
if (rdp_client->sftp_filesystem != NULL) {
if (!settings->drive_enabled || settings->sftp_directory != NULL)
return guac_rdp_sftp_file_handler(user, stream, mimetype, filename);
}
#endif
/* Default to using RDPDR uploads (if enabled) */
if (rdp_client->filesystem != NULL)
return guac_rdp_upload_file_handler(user, stream, mimetype, filename);
/* File transfer not enabled */
guac_protocol_send_ack(user->socket, stream, "File transfer disabled",
GUAC_PROTOCOL_STATUS_UNSUPPORTED);
guac_socket_flush(user->socket);
return 0;
}
int guac_rdp_user_leave_handler(guac_user* user) {
guac_rdp_client* rdp_client = (guac_rdp_client*) user->client->data;
guac_common_cursor_remove_user(rdp_client->display->cursor, user);
return 0;
}