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

/*
 * Copyright (C) 2014 Glyptodon LLC
 *
 * 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:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * 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.
 */

#include "config.h"
#include "clipboard.h"
#include "ssh.h"
#include "terminal.h"

#include <guacamole/client.h>
#include <guacamole/stream.h>
#include <guacamole/user.h>

int guac_ssh_clipboard_handler(guac_user* user, guac_stream* stream,
        char* mimetype) {

    /* Clear clipboard and prepare for new data */
    guac_client* client = user->client;
    guac_ssh_client* ssh_client = (guac_ssh_client*) client->data;
    guac_terminal_clipboard_reset(ssh_client->term, mimetype);

    /* Set handlers for clipboard stream */
    stream->blob_handler = guac_ssh_clipboard_blob_handler;
    stream->end_handler = guac_ssh_clipboard_end_handler;

    return 0;
}

int guac_ssh_clipboard_blob_handler(guac_user* user, guac_stream* stream,
        void* data, int length) {

    /* Append new data */
    guac_client* client = user->client;
    guac_ssh_client* ssh_client = (guac_ssh_client*) client->data;
    guac_terminal_clipboard_append(ssh_client->term, data, length);

    return 0;
}

int guac_ssh_clipboard_end_handler(guac_user* user, guac_stream* stream) {

    /* Nothing to do - clipboard is implemented within client */

    return 0;
}