2 /* ***** BEGIN LICENSE BLOCK *****
3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 * http://www.mozilla.org/MPL/
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the
15 * The Original Code is libguac-client-rdp.
17 * The Initial Developer of the Original Code is
19 * Portions created by the Initial Developer are Copyright (C) 2011
20 * the Initial Developer. All Rights Reserved.
24 * Alternatively, the contents of this file may be used under the terms of
25 * either the GNU General Public License Version 2 or later (the "GPL"), or
26 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 * in which case the provisions of the GPL or the LGPL are applicable instead
28 * of those above. If you wish to allow use of your version of this file only
29 * under the terms of either the GPL or the LGPL, and not to allow others to
30 * use your version of this file under the terms of the MPL, indicate your
31 * decision by deleting the provisions above and replace them with the notice
32 * and other provisions required by the GPL or the LGPL. If you do not delete
33 * the provisions above, a recipient may use your version of this file under
34 * the terms of any one of the MPL, the GPL or the LGPL.
36 * ***** END LICENSE BLOCK ***** */
39 #include <freerdp/freerdp.h>
40 #include <freerdp/channels/channels.h>
41 #include <freerdp/utils/event.h>
42 #include <freerdp/plugins/cliprdr.h>
44 #include <guacamole/client.h>
47 #include "rdp_cliprdr.h"
49 void guac_rdp_process_cliprdr_event(guac_client* client, RDP_EVENT* event) {
51 switch (event->event_type) {
53 case RDP_EVENT_TYPE_CB_MONITOR_READY:
54 guac_rdp_process_cb_monitor_ready(client, event);
57 case RDP_EVENT_TYPE_CB_FORMAT_LIST:
58 guac_rdp_process_cb_format_list(client,
59 (RDP_CB_FORMAT_LIST_EVENT*) event);
62 case RDP_EVENT_TYPE_CB_DATA_REQUEST:
63 guac_rdp_process_cb_data_request(client,
64 (RDP_CB_DATA_REQUEST_EVENT*) event);
67 case RDP_EVENT_TYPE_CB_DATA_RESPONSE:
68 guac_rdp_process_cb_data_response(client,
69 (RDP_CB_DATA_RESPONSE_EVENT*) event);
73 guac_client_log_info(client,
74 "Unknown cliprdr event type: 0x%x",
80 void guac_rdp_process_cb_monitor_ready(guac_client* client, RDP_EVENT* event) {
82 rdpChannels* channels =
83 ((rdp_guac_client_data*) client->data)->rdp_inst->context->channels;
85 RDP_CB_FORMAT_LIST_EVENT* format_list =
86 (RDP_CB_FORMAT_LIST_EVENT*) freerdp_event_new(
87 RDP_EVENT_CLASS_CLIPRDR,
88 RDP_EVENT_TYPE_CB_FORMAT_LIST,
91 /* Received notification of clipboard support. */
93 /* Respond with supported format list */
94 format_list->formats = (uint32*) malloc(sizeof(uint32));
95 format_list->formats[0] = CB_FORMAT_TEXT;
96 format_list->num_formats = 1;
98 freerdp_channels_send_event(channels, (RDP_EVENT*) format_list);
102 void guac_rdp_process_cb_format_list(guac_client* client,
103 RDP_CB_FORMAT_LIST_EVENT* event) {
105 rdpChannels* channels =
106 ((rdp_guac_client_data*) client->data)->rdp_inst->context->channels;
108 /* Received notification of available data */
111 for (i=0; i<event->num_formats; i++) {
113 /* If plain text available, request it */
114 if (event->formats[i] == CB_FORMAT_TEXT) {
116 /* Create new data request */
117 RDP_CB_DATA_REQUEST_EVENT* data_request =
118 (RDP_CB_DATA_REQUEST_EVENT*) freerdp_event_new(
119 RDP_EVENT_CLASS_CLIPRDR,
120 RDP_EVENT_TYPE_CB_DATA_REQUEST,
123 /* We want plain text */
124 data_request->format = CB_FORMAT_TEXT;
127 freerdp_channels_send_event(channels, (RDP_EVENT*) data_request);
134 /* Otherwise, no supported data available */
135 guac_client_log_info(client, "Ignoring unsupported clipboard data");
139 void guac_rdp_process_cb_data_request(guac_client* client,
140 RDP_CB_DATA_REQUEST_EVENT* event) {
142 rdpChannels* channels =
143 ((rdp_guac_client_data*) client->data)->rdp_inst->context->channels;
145 /* If text requested, send clipboard text contents */
146 if (event->format == CB_FORMAT_TEXT) {
148 /* Get clipboard data */
149 const char* clipboard =
150 ((rdp_guac_client_data*) client->data)->clipboard;
152 /* Create new data response */
153 RDP_CB_DATA_RESPONSE_EVENT* data_response =
154 (RDP_CB_DATA_RESPONSE_EVENT*) freerdp_event_new(
155 RDP_EVENT_CLASS_CLIPRDR,
156 RDP_EVENT_TYPE_CB_DATA_RESPONSE,
159 /* Set data and length */
160 data_response->data = (uint8*) strdup(clipboard);
161 data_response->size = strlen(clipboard) + 1;
164 freerdp_channels_send_event(channels, (RDP_EVENT*) data_response);
168 /* Otherwise ... failure */
170 guac_client_log_error(client,
171 "Server requested unsupported clipboard data type");
175 void guac_rdp_process_cb_data_response(guac_client* client,
176 RDP_CB_DATA_RESPONSE_EVENT* event) {
178 /* Received clipboard data */
179 if (event->data[event->size - 1] == '\0') {
181 /* Store clipboard data */
182 ((rdp_guac_client_data*) client->data)->clipboard =
183 strdup((char*) event->data);
185 /* Send clipboard data */
186 guac_protocol_send_clipboard(client->socket, (char*) event->data);
190 guac_client_log_error(client,
191 "Clipboard data missing null terminator");