guacamole-spice-protocol/src/protocols/ssh/blank.c

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/*
* Copyright (C) 2013 Glyptodon LLC
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*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
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*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
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*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
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#include <cairo/cairo.h>
#include <guacamole/client.h>
#include <guacamole/protocol.h>
#include <guacamole/socket.h>
#include "cursor.h"
guac_ssh_cursor* guac_ssh_create_blank(guac_client* client) {
guac_socket* socket = client->socket;
guac_ssh_cursor* cursor = guac_ssh_cursor_alloc(client);
/* Set buffer to a single 1x1 transparent rectangle */
guac_protocol_send_rect(socket, cursor->buffer, 0, 0, 1, 1);
guac_protocol_send_cfill(socket, GUAC_COMP_SRC, cursor->buffer,
0x00, 0x00, 0x00, 0x00);
/* Initialize cursor properties */
cursor->width = 1;
cursor->height = 1;
cursor->hotspot_x = 0;
cursor->hotspot_y = 0;
return cursor;
}