guacamole-spice-protocol/libguac/src/client-handlers.c

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is libguac.
*
* The Initial Developer of the Original Code is
* Michael Jumper.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdlib.h>
#include "client.h"
#include "protocol.h"
#include "client-handlers.h"
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/* Guacamole instruction handler map */
__guac_instruction_handler_mapping __guac_instruction_handler_map[] = {
{"sync", __guac_handle_sync},
{"mouse", __guac_handle_mouse},
{"key", __guac_handle_key},
{"clipboard", __guac_handle_clipboard},
{"disconnect", __guac_handle_disconnect},
{NULL, NULL}
};
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/* Guacamole instruction handlers */
int __guac_handle_sync(guac_client* client, guac_instruction* instruction) {
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guac_timestamp_t timestamp = atol(instruction->argv[0]);
/* Error if timestamp is in future */
if (timestamp > client->last_sent_timestamp)
return -1;
client->last_received_timestamp = timestamp;
return 0;
}
int __guac_handle_mouse(guac_client* client, guac_instruction* instruction) {
if (client->mouse_handler)
return client->mouse_handler(
client,
atoi(instruction->argv[0]), /* x */
atoi(instruction->argv[1]), /* y */
atoi(instruction->argv[2]) /* mask */
);
return 0;
}
int __guac_handle_key(guac_client* client, guac_instruction* instruction) {
if (client->key_handler)
return client->key_handler(
client,
atoi(instruction->argv[0]), /* keysym */
atoi(instruction->argv[1]) /* pressed */
);
return 0;
}
int __guac_handle_clipboard(guac_client* client, guac_instruction* instruction) {
if (client->clipboard_handler)
return client->clipboard_handler(
client,
guac_unescape_string_inplace(instruction->argv[0]) /* data */
);
return 0;
}
int __guac_handle_disconnect(guac_client* client, guac_instruction* instruction) {
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/* Return error code to force disconnect */
return -1;
}